CN103836032B - Rotary fixing structure - Google Patents
Rotary fixing structure Download PDFInfo
- Publication number
- CN103836032B CN103836032B CN201210476627.5A CN201210476627A CN103836032B CN 103836032 B CN103836032 B CN 103836032B CN 201210476627 A CN201210476627 A CN 201210476627A CN 103836032 B CN103836032 B CN 103836032B
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- Prior art keywords
- boss
- end cap
- outer end
- inner end
- plug
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Abstract
A rotary fixing structure comprises an outer end cover and an inner end cover. The outer end cover is integrally formed, made of plastic materials, and provided with an opening. A hung-in boss is arranged on the position, close to the opening, of the inner wall of the outer end cover. The side face, close to the opening, of the hung-in boss is a guide surface, and the guide surface extends in the circumferential direction of the outer end cover. The hung-in boss is provided with a notch and a sliding chute communicated with the notch, the sliding chute extends in the circumferential direction of the outer end cover, and clamping grooves are formed in the side walls of the sliding chute. The inner end cover is integrally formed and made of plastic materials. A hung-out boss and a sliding boss are arranged on the outer side wall of the inner end cover. The hung-out boss is arranged in the middle where the sliding boss is far away from the inner end cover relatively. A space exists between the hung-out boss and the sliding boss in the axial direction of the inner end cover. The side face, close to the sliding boss, of the hung-out boss is a matching surface, and the matching surface extends in the circumferential direction of the inner end cover. The sliding boss is provided with clamping parts which are clamped in the clamping grooves. The rotary fixing structure is convenient to demount and firm in fixation.
Description
【Technical field】
The present invention relates to a kind of fixed structure, more particularly to a kind of rotary fixing structure.
【Background technology】
Plastic cement part in the market is mostly fixed by screw thread or snap fit, for example, two connectors on light fixture
Connection is detachably fixed by screw thread or snap fit, wherein two connectors are respectively the different tubular structure of diameter, wherein
One connector can be partially housed in another connector.
However, the efficiency that is screwed is low, dismounting needs instrument；In addition, being fixed by snap fit, its dismounting is difficult, easily rupturable.
【The content of the invention】
In view of above-mentioned condition, it is necessary to provide a kind of convenient disassembly and fixed rotary fixing structure.
A kind of rotary fixing structure, including：
Outer end cap, is integrally formed by plastic material, and the outer end cap has opening, and the outer end cap is opened near described
The inwall of mouth is provided with interior extension boss, and the interior extension boss is spigot surface near the side of the opening, and the spigot surface is along institute
State the circumferentially extending of outer end cap；The chute that the interior extension boss is provided with breach and is connected with the breach, the chute is along institute
The circumferentially extending of outer end cap is stated, on the side wall of the chute, draw-in groove is offered；And
Inner end cap, is integrally formed by plastic material, and the lateral wall of the inner end cap is provided with plug-in boss and slip boss,
The plug-in boss slip boss is arranged away from the middle part of the inner end cap, and in the axial direction of the inner end cap with institute
State slip boss and there is spacing；The plug-in boss is mating surface near the side of the slip boss, and the mating surface is along institute
The circumferentially extending of inner end cap is stated, the slip boss is provided with the holding section fastened with the draw-in groove；
Wherein, when the inner end cap is contained in outer end cap by the opening of the outer end cap, the inner end cap is matched somebody with somebody
Conjunction face is abutted against with the spigot surface of the outer end cap, and the slip boss is located in the breach of the outer end cap, and outer with described
The chute of end cap is corresponding；The inner end cap is rotated relative to the outer end cap, makes the slip boss in the outer end cap
Slide in chute, until the holding section of the slip boss is fastened with the draw-in groove of the outer end cap.
Deformation of the above-mentioned rotary fixing structure using working of plastics, makes the slip boss of inner end cap sliding in the chute of outer end cap
There is elastic deformation when dynamic, until the holding section on the slip boss of inner end cap is fastened with the draw-in groove on chute wall, so as to
Slip boss is positioned securely, makes slip boss difficult for drop-off, and rely solely on the cooperation of slip boss and chute and incite somebody to action outer
End cap and inner end cap are fixedly connected, and when dismounting or fixed outer ends lid are with inner end cap, only need to firmly rotate inner end cap or outer end
Lid, without special instrument.Therefore, above-mentioned rotary fixing structure convenient disassembly and fixed.
Wherein in one embodiment, the holding section is located at the slip boss near the side of the plug-in boss,
The draw-in groove is located at the chute on the side wall of the opening of the outer end cap.
Wherein in one embodiment, the draw-in groove is arc groove, and the holding section corresponds to arc convex.
Wherein in one embodiment, the draw-in groove is v-depression, and it is raised that the holding section corresponds to V-arrangement.
Wherein in one embodiment, the plug-in boss be arrange around the lateral wall of the inner end cap, and along described
The arc convex of the circumferentially extending strip of inner end cap.
Wherein in one embodiment, the plug-in boss for multiple, and between existing between the plurality of plug-in boss
Every the interval setting between the corresponding the plurality of plug-in boss of the slip boss.
Wherein in one embodiment, the interior extension boss for multiple, and between existing between the plurality of interior extension boss
Every to form the breach.
Wherein in one embodiment, the plug-in boss, the interior extension boss and slip boss are three, and described three
Individual slip boss corresponds respectively to the interval setting between three plug-in boss.
Wherein in one embodiment, the outer end cap is one end open, the shell structure that one end is closed, the outer end cap
Stage portion is formed inwardly from the medial wall of the opening, and so as to form the interior extension boss, the chute is convex through the interior extension
The lateral wall of platform and outer end cap.
Wherein in one embodiment, the inner end cap is hollow cylindrical structure, and the slip boss is located in described
The lateral wall of end cap is simultaneously arranged near one end of the inner end cap, and the plug-in boss is located in the lateral wall of the outer end cap
Portion.
【Description of the drawings】
Structural representations of the Fig. 1 for the rotary fixing structure of embodiment of the present invention；
Exploded views of the Fig. 2 for rotary fixing structure shown in Fig. 1；
Axonometric charts of the Fig. 3 for the outer end cap of rotary fixing structure shown in Fig. 1；
Axonometric charts of the Fig. 4 for another visual angle of the outer end cap of rotary fixing structure shown in Fig. 1；
Axial sections of the Fig. 5 for outer end cap shown in Fig. 3；
Axonometric charts of the Fig. 6 for the inner end cap of rotary fixing structure shown in Fig. 1；
Axonometric charts of the Fig. 7 for another visual angle of the inner end cap of rotary fixing structure shown in Fig. 1.
【Specific embodiment】
For the ease of understanding the present invention, the present invention is described more fully below with reference to relevant drawings.In accompanying drawing
Give the preferred embodiment of the present invention.But, the present invention can be realized in many different forms, however it is not limited to herein
Described embodiment.On the contrary, the purpose for providing these embodiments is to make the understanding to the disclosure more saturating
It is thorough comprehensive.
It should be noted that when element is referred to as " being fixed on " another element, it can directly on another element
Or can also there is element placed in the middle.When an element is considered as " connection " another element, it can be directly connected to
To another element or may be simultaneously present centering elements.Term as used herein " vertical ", " level ", " left side ",
" right side " and similar statement are for illustrative purposes only.
Unless otherwise defined, all of technology used herein and scientific terminology and the technical field for belonging to the present invention
The implication that technical staff is generally understood that is identical.The term for being used in the description of the invention herein is intended merely to description tool
The purpose of the embodiment of body, it is not intended that of the invention in limiting.Term as used herein " and/or " including one or more phases
The arbitrary and all of combination of the Listed Items of pass.
Refer to Fig. 1 and Fig. 2, the rotary fixing structure 100 of embodiment of the present invention, including outer end cap 110 and inner end cap
120.Outer end cap 110 and inner end cap 120 can be connected respectively or be integrally formed with the two of light fixture parts, so as to pass through outer end cap
110 and inner end cap 120 two parts of light fixture are removably secured into connection.Or, outer end cap 110 and inner end cap 120 are direct
For two parts of light fixture.
Fig. 3 to Fig. 5 is referred to, outer end cap 110 is integrally formed by plastic material.Outer end cap 110 has opening 111, and
Outer end cap 110 is provided with interior extension boss 113 near the inwall of opening 111.Interior extension boss 113 is to lead near the side of opening 111
To face 113a, spigot surface 113a is circumferentially extending along outer end cap 110.Specifically in the illustrated embodiment, outer end cap 110 is one
End opening, the shell structure of one end closing, outer end cap 110 forms stage portion inwardly from the medial wall of opening 111, so as in being formed
Hang boss 113.Certainly, in other embodiments, it is interior to hang the boss that boss 113 be the medial wall of protruding outer end lid 110
Portion.Why stage portion is inwardly formed from the medial wall of opening 111 in outer end cap 110, be in order that the shaping mould of outer end cap 110
Lamps structure is simple, in order to molding outer end cap 110.
It should be noted that outer end cap 110 is alternatively the structure of other shapes, for example, outer end cap 110 can be lateral wall
It is circular shell structure for rectangle, medial wall.Briefly, outer end cap 110 is only needed to be formed with the circle for housing inner end cap 120
Cavity.
It is interior to hang the chute 115 that boss 113 is provided with breach 114 and is connected with breach 114.In the illustrated embodiment,
Chute 115 runs through the interior lateral wall for hanging boss 113 and outer end cap 110, to facilitate the mould of design outer end cap 110.Need
Illustrate, chute 115 also can be not through the lateral wall of outer end cap 110, i.e. chute 115 is formed only at interior extension boss 113
On, so as to improve the sealing of outer end cap 110.
Chute 115 is circumferentially extending along outer end cap 110, and draw-in groove 116 is offered on the side wall of chute 115.Draw-in groove 116
Can be arc groove, v-depression, U-shaped groove etc..For example, when draw-in groove 116 is arc groove, holding section corresponds to arc
It is raised；When draw-in groove 116 is v-depression, it is raised that holding section corresponds to V-arrangement.
Fig. 6 and Fig. 7 is referred to, inner end cap 120 is integrally formed by plastic material, the lateral wall of inner end cap 120 is provided with outer
Hang boss 121 and slip boss 123.Middle part of the plug-in boss 121 compared with slip boss 123 away from inner end cap 120 is arranged, and including
There is spacing with slip boss 123 in the axial direction of end cap 120.Specifically in the illustrated embodiment, inner end cap 120 is hollow
Cylindrical structure, slip boss 123 are located at the lateral wall of inner end cap 120 and arrange near one end of inner end cap 120, plug-in boss
The middle part of 121 lateral walls for being located at outer end cap 110.Certainly, inner end cap 120 is not limited to hollow cylindrical structure, is alternatively which
The structure of his shape, for example, inner end cap 120 can be circular for lateral wall, medial wall is special-shaped tubular structure.
Plug-in boss 121 is mating surface 121a near the side of slip boss 123, and mating surface 121a is along inner end cap 120
Circumferentially extending, slip boss 123 is provided with the holding section 125 fastened with draw-in groove 116.Specifically in the illustrated embodiment,
Plug-in boss 121 be arrange around the lateral wall of inner end cap 120, and circumferentially extending strip along inner end cap 120 arc
It is raised.Certainly, plug-in boss 121 is alternatively the boss of other shapes, only need to there is mating surface 121a.
Slip boss 123 is the arc bump on the lateral wall of inner end cap 120, and holding section 125 is located at slip boss
The medium position of 123 sides.When slip boss 123 slides in the chute 115 of outer end cap 110, slip boss 123 and/or
There is elastic deformation in holding section 125, until when the draw-in groove 116 of holding section 125 and outer end cap 110 fastens, slip boss 123
And/or deformation is recovered in holding section 125.
Wherein, when inner end cap 120 is contained in outer end cap 110 by the opening 111 of outer end cap 110, inner end cap 120
Mating surface 121a is abutted against with the spigot surface 113a of outer end cap 110, and slip boss 123 is located in the breach 114 of outer end cap 110,
And it is corresponding with the chute 115 of outer end cap 110；Inner end cap 120 is rotated relative to outer end cap 110, makes slip boss 123 in outer end
Slide in the chute 115 of lid 110, until the holding section 125 of slip boss 123 is fastened with the draw-in groove 116 of outer end cap 110.
It should be noted that plug-in boss 121, the slip boss of the interior extension boss 113 and inner end cap 120 of outer end cap 110
123 quantity arbitrarily can be arranged according to actual needs, for example, be connected with inner end cap 120 to further improve outer end cap 110
Fastness, the plug-in boss 121 of inner end cap 120 is multiple, and there is interval between multiple plug-in boss 121, slides convex
Platform 123 corresponds to the interval setting between multiple plug-in boss 121.The interior extension boss 113 of outer end cap 110 can for multiple, and
There is interval between multiple interior extension boss 113, to form breach 114.Specifically in the illustrated embodiment, outer end cap 110
The plug-in boss 121 of interior extension boss 113 and inner end cap 120, slip boss 123 are three, and three slip boss 123 are right respectively
Interval setting between Ying Yusan plug-in boss 121.
In addition, holding section 125 relative to slip boss 123 position and draw-in groove 116 be opened in it is interior hang boss 113 position
Arrange also dependent on actually used situation, specifically in the illustrated embodiment, cunning of the holding section 125 located at inner end cap 120
, near the side of plug-in boss 121, draw-in groove 116 is located at chute 115 near the side of the opening 111 of outer end cap 110 for dynamic boss 123
On wall.In other embodiments, holding section 125 located at the slip boss 123 of inner end cap 120 away from the one of plug-in boss 121
Side, draw-in groove 116 is on side wall of the chute 115 away from the opening 111 of outer end cap 110.
When needing to be fixedly connected outer end cap 110 with inner end cap 120, it is only necessary to the slip boss 123 pairs of inner end cap 120
The breach 114 of the interior extension boss 113 of quasi- outer end cap 110 downwards, hangs boss when the mating surface 121a laminating of plug-in boss 121 is interior
During 113 spigot surface 113a, slip boss 123 is at 115 position of chute of outer end cap 110, at this moment, only firmly need to rotate interior
End cap 120, using the deformation of plastic parts, after slip boss 123 slides in chute 115, the holding section of slip boss 123
125 will snap onto in the draw-in groove 116 on 115 side wall of chute, and thus outer end cap 110 and inner end cap 120 are fixed up.
When needing to dismantle outer end cap 110 and during inner end cap 120, firmly turn on inner end cap 120, the slip boss 123 of inner end cap 120 from
Take out at the breach 114 of the interior extension boss 113 of outer end cap 110, so as to very flexible dismounting, fixed inner end cap 120 with
Outer end cap 110.
Above-mentioned rotary fixing structure 100 makes the slip boss 123 of inner end cap 120 in outer end cap using the deformation of working of plastics
There is elastic deformation when sliding in 110 chute 115, until the holding section 125 on the slip boss 123 of inner end cap 120 with it is sliding
Draw-in groove 116 on 115 side wall of groove fastens, and so as to position slip boss 123 securely, makes slip boss 123 difficult for drop-off, and
And rely solely on the cooperation of slip boss 123 and chute 115 and outer end cap 110 and inner end cap 120 are fixedly connected, dismantle
Or when fixed outer ends lid 110 and inner end cap 120, inner end cap 120 or outer end cap 110 need to be firmly rotated only, without special
Instrument.Therefore, 100 convenient disassembly of above-mentioned rotary fixing structure and fixed.
Above example only expresses the several embodiments of the present invention, and its description is more concrete and detailed, but can not
Therefore it is interpreted as the restriction to the scope of the claims of the present invention.It should be pointed out that for the person of ordinary skill of the art,
Without departing from the inventive concept of the premise, some deformations and improvement can also be made, these belong to the protection model of the present invention
Enclose.Therefore, the protection domain of patent of the present invention should be defined by claims.
Claims (10)
1. a kind of rotary fixing structure, it is characterised in that include：
Outer end cap, is integrally formed by plastic material, and the outer end cap has opening, and the outer end cap near the opening
Inwall is provided with interior extension boss, and the interior extension boss is spigot surface near the side of the opening, and the spigot surface is along described outer
End cap it is circumferentially extending；The chute that the interior extension boss is provided with breach and is connected with the breach, the chute is along described outer
End cap it is circumferentially extending, offer draw-in groove on the side wall of the chute；And
Inner end cap, is integrally formed by plastic material, and the lateral wall of the inner end cap is provided with plug-in boss and slip boss, described
The plug-in boss slip boss is arranged away from the middle part of the inner end cap, and in the axial direction of the inner end cap with the cunning
There is spacing in dynamic boss；The plug-in boss is mating surface near the side of the slip boss, and the mating surface is along described interior
End cap it is circumferentially extending, the slip boss is provided with the holding section fastened with the draw-in groove；
Wherein, when the inner end cap is contained in outer end cap by the opening of the outer end cap, the mating surface of the inner end cap
Abut against with the spigot surface of the outer end cap, the slip boss be located at the outer end cap breach in, and with the outer end cap
Chute it is corresponding；The inner end cap is rotated relative to the outer end cap, makes the slip boss in the chute of the outer end cap
Interior slip, until the holding section of the slip boss is fastened with the draw-in groove of the outer end cap.
2. rotary fixing structure as claimed in claim 1, it is characterised in that the holding section is close located at the slip boss
The side of the plug-in boss, the draw-in groove is located at the chute on the side wall of the opening of the outer end cap.
3. rotary fixing structure as claimed in claim 2, it is characterised in that the draw-in groove is arc groove, the holding section
Correspond to arc convex.
4. rotary fixing structure as claimed in claim 2, it is characterised in that the draw-in groove is v-depression, the holding section pair
Should be V-arrangement raised.
5. rotary fixing structure as claimed in claim 1, it is characterised in that the plug-in boss is around the inner end cap
Lateral wall arranges, and circumferentially extending strip along the inner end cap arc convex.
6. the rotary fixing structure as described in any one of Claims 1 to 5, it is characterised in that the plug-in boss be it is multiple, and
And between the plurality of plug-in boss, there is interval, the interval between the corresponding the plurality of plug-in boss of the slip boss sets
Put.
7. rotary fixing structure as claimed in claim 6, it is characterised in that the interior extension boss is multiple and described many
There is interval between individual interior extension boss, to form the breach.
8. rotary fixing structure as claimed in claim 7, it is characterised in that the plug-in boss, the interior extension boss and cunning
Dynamic boss is three, and three slip boss correspond respectively to the interval setting between three plug-in boss.
9. rotary fixing structure as claimed in claim 8, it is characterised in that the outer end cap is that one end open, one end are closed
Shell structure, the outer end cap forms stage portion inwardly from the medial wall of the opening, so as to form the interior extension boss, institute
Chute is stated through the interior lateral wall for hanging boss and outer end cap.
10. rotary fixing structure as claimed in claim 8, it is characterised in that the inner end cap is hollow cylindrical structure, institute
Slip boss is stated positioned at the lateral wall of the inner end cap and is arranged near one end of the inner end cap, the plug-in boss is located at institute
State the middle part of the lateral wall of outer end cap.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210476627.5A CN103836032B (en) | 2012-11-21 | 2012-11-21 | Rotary fixing structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210476627.5A CN103836032B (en) | 2012-11-21 | 2012-11-21 | Rotary fixing structure |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103836032A CN103836032A (en) | 2014-06-04 |
| CN103836032B true CN103836032B (en) | 2017-05-03 |
Family
ID=50799839
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210476627.5A Active CN103836032B (en) | 2012-11-21 | 2012-11-21 | Rotary fixing structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103836032B (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105041794A (en) * | 2015-07-20 | 2015-11-11 | 昆山诺克科技汽车装备制造有限公司 | Manual spiral type positioning and locking device |
| CN105690405B (en) * | 2016-04-20 | 2017-11-28 | 机器时代(北京)科技有限公司 | Fastener and attachment cap and assembly component and robot |
| CN108018682B (en) * | 2016-11-04 | 2021-10-08 | 合肥海尔洗衣机有限公司 | Screw cover and washing machine adopting same |
| CN106441395B (en) * | 2016-11-17 | 2019-03-26 | 天津航联迪克科技有限公司 | The detachable detector in quick-replaceable labyrinth |
| KR102467975B1 (en) * | 2017-01-16 | 2022-11-17 | 서울바이오시스 주식회사 | A water purifier |
| CN107120509A (en) * | 2017-05-09 | 2017-09-01 | 苏州嘉辉超声波科技有限公司 | A kind of installing structure for transducer |
| CN106964532A (en) * | 2017-06-01 | 2017-07-21 | 苏州嘉辉超声波科技有限公司 | A kind of transducer screws mounting structure |
| CN107237911B (en) * | 2017-06-23 | 2023-08-18 | 厦门瑞尔特卫浴科技股份有限公司 | Connection structure of drain valve |
| CN108818718A (en) * | 2018-06-01 | 2018-11-16 | 苏州市东成办公科技有限公司 | A kind of carbon ribbon automatic rewinding cutting machine |
| CN109159666B (en) * | 2018-09-25 | 2023-12-15 | 重庆公共运输职业学院 | Limiting device capable of being adjusted by bare hand for rotating rod of pedal sleeve preventing mistaken stepping and use method |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN103836032A (en) | 2014-06-04 |
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