CN100416245C - Machine core stopper of electronic thermometer - Google Patents

Abstract

The present invention relates to a machine core stopper of an electronic thermometer, wherein the inner wall of a main body of the thermometer is provided with a protruded stopping body; a preset position of a machine core is provided with a protruded blocking body. When the machine core is drawn out, the blocking body of the machine core and the stopping body of the main body of the thermometer mutually collide, and after the machine core is drawn out by preset length, the machine core can not be continuously drawn out so as to prevent conducting wires from being pulled apart.

Description

Machine core stopper of electronic thermometer

[technical field]

The invention relates to a kind of machine core stopper of electronic thermometer.

[background technology]

Before electronic thermometer does not also have invention, the body temperature that mercury clinical thermometer is widely used in human body measures, people use the cold principle of shrinking naturally of mercury chance heat expansion chance naturally and have made mercury clinical thermometer, in body temperature measurement process, mercury expands the temperature-sensing probe of mercury clinical thermometer (being the mercury temperature sensing tube) naturally when being heated, and the part mercury after it is expanded sends in the kapillary in the glass bar, and at this moment, the user can see through mint-mark graduation apparatus reading measure result externally.But in recent years, because mercury highly polluted, the electronic thermometer that utilizes electronic technology to measure temperature arises at the historic moment, the highly polluted mercury clinical thermometer on the former days of gradually replacement.

When electronic thermometer in running down of battery, the user is when changing battery, the movement that must will be located in the electronic thermometer is extracted out, because movement and the wire bond commonly used, therefore the other end of lead and temperature sensitive member (sensor) are fixed in the set metal head of clinical thermometer front end, and when extracting movement out, the user often can't determine the length of extracting out, so that wire fracture makes the clinical thermometer can't operate as normal.

[summary of the invention]

Only can form automatic card after the objective of the invention is to be to provide a kind of movement to extract predetermined length out, with the machine core stopper of electronic thermometer that prevents that lead is torn.

In order to achieve the above object, the invention provides a kind of machine core stopper of electronic thermometer, it is characterized in that:

This clinical thermometer inner body wall is provided with an outstanding stop-motion body, and this movement precalculated position is provided with outstanding baffle element;

When movement was extracted out, the stop-motion body of the baffle element of movement and clinical thermometer body collided mutually, make movement extract predetermined length out after, can not continue again to extract out outward, can not be torn with guardwire.

Described machine core stopper of electronic thermometer is characterized in that: this clinical thermometer inner body wall precalculated position has the hole, in this hole stop-motion body is set, and this stop-motion body part protrudes in the clinical thermometer inner body wall.

Described machine core stopper of electronic thermometer is characterized in that: this baffle element and this movement surface are formed in one and make.

Described machine core stopper of electronic thermometer is characterized in that: this baffle element is the abutment wall of this movement.

Described machine core stopper of electronic thermometer is characterized in that: this baffle element is the extension of this movement abutment wall.

Described machine core stopper of electronic thermometer is characterized in that: this baffle element is electronic component or salient point on this movement.

Described machine core stopper of electronic thermometer is characterized in that: the movement surface of this baffle element front end is provided with guide groove.

The present invention also provides a kind of machine core stopper of electronic thermometer, it is characterized in that:

On this clinical thermometer body form inner peripheral wall precalculated position, establish teat, on movement display screen periphery precalculated position, establish teat;

After movement moved a predetermined stroke, the teat of the teat of movement and clinical thermometer body collided mutually, make movement extract predetermined length out after, can not continue again to extract out outward, can not be torn with guardwire.

The present invention also provides a kind of machine core stopper of electronic thermometer, it is characterized in that:

Establish an outstanding stop-motion body in this clinical thermometer inner body wall, be provided with the draw-in groove of depression in the precalculated position of this movement;

After movement moved a predetermined stroke, the stop-motion body of clinical thermometer body was stuck in the draw-in groove of movement, make movement extract predetermined length out after, can not continue again to extract out outward, can not be torn with guardwire.

Described machine core stopper of electronic thermometer is characterized in that: this draw-in groove the place ahead is provided with one and can guides stop-motion body and import guide groove in this draw-in groove.

In sum, machine core stopper of electronic thermometer of the present invention, it is textural to be to establish an outstanding stop-motion body in the clinical thermometer inner body wall, is provided with the outstanding baffle element or the draw-in groove of depression in the movement precalculated position; When movement is extracted out (when changing battery), the stop-motion body of the baffle element of movement and clinical thermometer body collides mutually, make movement extract the length of being scheduled to out after, can not continue again to extract out outward, guardwire can not be torn in view of the above.

[description of drawings]

Figure 1A is a sectional view of the present invention.Figure 1B, Fig. 1 C are the partial enlarged drawings of Figure 1A.

Fig. 2 A is another sectional view of the present invention.Show stop-motion body and hole decomposition among the figure.

Fig. 2 B, Fig. 2 C are the partial enlarged drawings of Fig. 2 A.

Fig. 3 A is an exploded view of the present invention.Fig. 3 B, Fig. 3 C are the partial enlarged drawings of Fig. 3 A.

Fig. 4 A is the action synoptic diagram of the present invention when using.Fig. 4 B is the partial enlarged drawing of Fig. 4 A.

Fig. 5 A is the structural representation of another embodiment of the present invention.Fig. 5 B, Fig. 5 C are the partial enlarged drawings of Fig. 5 A.

Fig. 6 A is the structural representation of yet another embodiment of the invention.Fig. 6 B is the partial enlarged drawing of Fig. 6 A.

Fig. 7 A is the structural representation of further embodiment of this invention.Fig. 7 B is the partial enlarged drawing of Fig. 7 A.

[embodiment]

Below pass through specific embodiment, and assistant is with the detailed explanation of graphic do, so that can have and further understand and understanding for every function of the present invention, characteristics.

Please consult simultaneously shown in Figure 1A to Fig. 3 C, machine core stopper of the present invention is to be located in the electronic thermometer 1,1 textural including of this electronic thermometer:

One clinical thermometer body 10, the surface is provided with form 11, can watch the demonstration of temperature, the surface is provided with press section 12, one ends in addition and is provided with metal head 13, and the other end is provided with the lid 14 of detachable combination, body 10 is provided with cushion rubber 141, makes lid 14 overlap the fashionable waterproof effect that has; And

One movement 20 is provided with relevant sensor circuit and electronic component, but is provided with the display screen 21 of displays temperature signal, and Yu Yiduan is provided with battery 22; And

One temperature sensitive member 30 (sensor) is located in the metal head 13; And

One lead, 40, one ends and temperature sensitive member 30 link, and the other end and movement 20 link, temperature sensitive member 30 received temperature-sensitive signals can be sent to movement 20 and calculate correct temperature data.

Mainly be to have hole 15, in hole 15, establish a stop-motion body 16, make stop-motion body 16 parts protrude in clinical thermometer body 10 inwalls in clinical thermometer body 10 inwall precalculated positions; The precalculated position that is provided with on the face in movement 20 corresponding clinical thermometer body 10 stop-motion bodies 16 is provided with outstanding baffle element 23, this baffle element 23 can or be provided with in addition with movement 20 surface one-body molded making (as the abutment wall of plastics or the extension of abutment wall), on the movement surface of baffle element 23 front ends, can be provided with guide groove (not demonstrating among the figure), with when movement 20 extractions are mobile, stop-motion body 16 can slide guide be collided exactly mutually in guide groove with baffle element 23.

See also shown in Fig. 4 A, the 4B; when movement 20 is extracted out (when changing battery 22); after movement 20 moves a predetermined stroke; the baffle element 23 of movement 20 collides mutually with the stop-motion body 16 of clinical thermometer body 10; after making movement 20 extract predetermined length out; can not continue to extract out outward again, can not be torn with guardwire 40, movement 20 can operate as normal.

See also shown in Fig. 5 A, 5B, the 5C; another constructed embodiment of the present invention is to establish teat 111a on clinical thermometer body 10a form 11a inner peripheral wall precalculated position; on movement 20a display screen 21a periphery precalculated position, establish teat 211a in addition; after so movement 20a moves a predetermined stroke; the teat 211a of movement 20a can also collide mutually with clinical thermometer body 10a teat 111a; after making movement 20a extract predetermined length out; can not continue again to extract out outward; can not be torn with guardwire 30a, movement 20a can operate as normal.

See also shown in Fig. 6 A, the 6B, the present invention's constructed embodiment again is to install a stop-motion body 11b in clinical thermometer body 10b inwall pre-determined bit, make stop-motion body 11b protrude in clinical thermometer body 10b inwall, in addition in the corresponding clinical thermometer body of movement 20b 10b stop-motion body 11b the draw-in groove 21b that precalculated position on the face is provided with depression is set, draw-in groove 21b the place ahead is provided with one and can guides stop-motion body 11b and import guide groove 22b among the draw-in groove 21b.So when movement 20b extracts out; after movement 20b moves a predetermined stroke; the stop-motion body 11b of clinical thermometer body 10b will be stuck among the draw-in groove 21b of movement 20b; after making movement 20b extract predetermined length out; can not continue again to extract out outward; can not be torn with guardwire 30b, movement 20b can operate as normal.

See also shown in Fig. 7 A, the 7B, the another constructed embodiment of the present invention is to install a stop-motion body 11c in clinical thermometer body 10c inwall pre-determined bit, make stop-motion body 11c protrude in clinical thermometer body 10c inwall, be provided with thrust 21c in the precalculated position that the corresponding clinical thermometer body of movement 20c 10c stop-motion body 11c is provided with on the face in addition, this thrust 21c can be electronic component or the plastics salient point on the movement 20c.So when movement 20c extracts out; after movement 20c moves a predetermined stroke; the stop-motion body 11c of the thrust 21c of movement 20c and clinical thermometer body 10c collides mutually; after making movement 20c extract predetermined length out; can not continue again to extract out outward; can not be torn with guardwire 30c, movement 20c can operate as normal.

By the above, the present invention is provided with stop motion mechanism in movement, clinical thermometer body, makes the user after the replacing battery makes movement extract predetermined length out, gives a stopping function, movement can not continue to extract out outward again, prevents that lead is torn and situation that can't operate as normal produces.

Claims (8)

1. machine core stopper of electronic thermometer is characterized in that:

This clinical thermometer inner body wall is provided with an outstanding stop-motion body, and this movement precalculated position is provided with outstanding baffle element;

When movement was extracted out, the stop-motion body of the baffle element of movement and clinical thermometer body collided mutually, make movement extract predetermined length out after, can not continue again to extract out outward, can not be torn with guardwire.

2. machine core stopper of electronic thermometer as claimed in claim 1 is characterized in that: this clinical thermometer inner body wall precalculated position has the hole, in this hole stop-motion body is set, and this stop-motion body part protrudes in the clinical thermometer inner body wall.

3. machine core stopper of electronic thermometer as claimed in claim 1 is characterized in that: this baffle element and this movement surface are formed in one and make.

4. machine core stopper of electronic thermometer as claimed in claim 1 is characterized in that: this baffle element is the abutment wall of this movement.

5. machine core stopper of electronic thermometer as claimed in claim 1 is characterized in that: this baffle element is the extension of this movement abutment wall.

6. machine core stopper of electronic thermometer as claimed in claim 1 is characterized in that: this baffle element is electronic component or salient point on this movement.

7. machine core stopper of electronic thermometer as claimed in claim 1 is characterized in that: the movement surface of this baffle element front end is provided with guide groove.

8. machine core stopper of electronic thermometer is characterized in that:

On this clinical thermometer body form inner peripheral wall precalculated position, establish teat, on movement display screen periphery precalculated position, establish teat;

After movement moved a predetermined stroke, the teat of the teat of movement and clinical thermometer body collided mutually, make movement extract predetermined length out after, can not continue again to extract out outward, can not be torn with guardwire.

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