CN204885012U

CN204885012U - Temperature insurance module

Info

Publication number: CN204885012U
Application number: CN201520641074.3U
Authority: CN
Inventors: 韩纪念; 唐俊; 隋介衡; 黄任亨; 李晓乐
Original assignee: THINKING ELECTRONIC INDUSTRIAL (CHANGZHOU) Co Ltd
Current assignee: THINKING ELECTRONIC INDUSTRIAL (CHANGZHOU) Co Ltd
Priority date: 2015-08-24
Filing date: 2015-08-24
Publication date: 2015-12-16
Anticipated expiration: 2025-08-24

Abstract

The utility model relates to a temperature insurance module, the novel male plug structure with the fuse comprises an insulation shell body, insulating housing in be provided with a metallic conductor, a metallic conductor's one end extend to insulating housing's the outside electrode tip that forms the connecting circuit, a metallic conductor's the other end pass through that fusible alloy is connected with the 2nd metallic conductor or direct with need to install the object and be connected, fusible alloy dissolve the one end of being connected that back a metallic conductor and the 2nd metallic conductor maybe need install the object and break away from the 2nd metallic conductor and maybe need install the object. The utility model discloses compare with the temperature fuse that uses in the existing market, has adopted elasticity structural design, have that the reaction is sensitive, an initiative, quick supply interruption, prevent burning function on fire, with current traditional temperature fuse, be heated the fuse passively and break off and comparing, have obvious advantage in feedback speed, on bearing big current rush, the utility model discloses current traditional temperature fuse can be be suitable for, replaced, the various voltage circuit's of mistake protection is fit for.

Description

A kind of Temperature protection module

Technical field

The utility model relates to Temperature protection module, especially a kind of fast response time and can bear the Temperature protection module of heavy current impact.

Background technology

Traditional Thermal Cutoffs, adopt in an airtight cavity, be placed with the metal electrode of the two parallel placements connected by fusible alloy, and be encapsulated with the design of pole of fluxing, when ambient temperature reaches a certain temperature range, fusible alloy fusing disconnects, and cuts off the electricity supply, and avoids protected assembly temperature to continue to raise generation flammability issues; But because of Thermal Cutoffs aborning by the selection of fusible alloy, solder joint control the many factors such as size, the selection of flux, the design of temperature sensor structure affect for temperature sensitiveness, affect the speed that fusible alloy disconnects and have considerable influence, the response time is very long.

Existing spring-piece type thermal protector, adopt bimetal leaf to add the structural design of sound contact, when ambient temperature is elevated to a certain temperature range, bimetal leaf is upspring, and sound contact effectively disconnects; When ambient temperature is reduced to a certain temperature range, bimetal leaf rebounds, and sound contact reconnects, thus realizes temperature control; But this thermal protector cannot bear the impact of big current.

Utility model content

The technical problems to be solved in the utility model is: propose a kind of Temperature protection module, and not only product with compact structure, outward appearance shape rule, be suitable for automation, large-scale production, and fast response time, can bear heavy current impact.

The technical scheme that the utility model adopts is: a kind of Temperature protection module, comprises insulation shell, is provided with the first metallic conductor in described insulation shell; One end of the first described metallic conductor extends to the electrode tip of the outside formation connecting circuit of insulation shell; The other end of the first metallic conductor to be connected with the second metallic conductor by fusible alloy or to be directly connected with needing mounting; Described fusible alloy dissolves rear first metallic conductor and the second metallic conductor or needs one end of the connection of mounting depart from the second metallic conductor or need mounting.

One end of second metallic conductor described in the utility model is connected with the first metallic conductor; The other end of the second metallic conductor extends to the outside of insulation shell; The bearing of trend of bearing of trend and the first metallic conductor in the same way or incorgruous.

Further, the first metallic conductor described in the utility model is provided with bending point; The setting of inflection point, mainly flicks the first metallic conductor in order to what shell fragment can be more prone to; Described bending point is arranged at insulation shell inside; One end of the first described metallic conductor and one end of the second metallic conductor are welded by fusible alloy and are formed angle between two metallic conductors; The below of described angle, the first metallic conductor is provided with elastic structure; Described elastic structure is one and self has elastically-deformable bending shell fragment; One end of described shell fragment is fixed on insulation shell inwall, and the other end contacts with the first metallic conductor; After described fusible alloy dissolves, the first metallic conductor relies on the elasticity of bending shell fragment to depart from the second metallic conductor.

Or one end of the first described metallic conductor and one end of the second metallic conductor are welded by fusible alloy and are formed angle between two metallic conductors; The below of described angle, the first metallic conductor is provided with elastic structure; Described elastic structure comprises spring and jacking block; One end of described spring is fixed on the inwall of insulation shell, and the other end of spring is connected with one end of jacking block; The other end of described jacking block contacts with the first metallic conductor; After described fusible alloy dissolves, the first metallic conductor relies on spring to drag jacking block thus departs from the second metallic conductor.

Further say, the first metallic conductor described in the utility model is for self having elastically-deformable shell fragment; One end of described shell fragment is welded by fusible alloy with one end of the second metallic conductor; Described fusible alloy dissolves rear shell fragment and relies on the elasticity of self to depart from the second metallic conductor.

Or the first described metallic conductor is for self having elastically-deformable shell fragment; One end of described shell fragment is directly welded by fusible alloy with needing mounting; Described fusible alloy dissolves rear shell fragment and relies on the elasticity disengaging of self to need mounting.

Insulation shell described in the utility model is ceramic package or plastic casing.Face shaping can be designed as cuboid, cylinder, or according to usage space requirement, is designed to other shape; Described elastic structure can also be the elastic partss such as shell fragment, snap the line, spring, expanded by heating material.

The beneficial effects of the utility model are: owing to adopting elastic construction design; have be quick on the draw, initiatively, fast shut-off power supply; prevent catching fire function; compared with disconnecting with existing traditional Thermal Cutoffs, the passive fuse that is heated; at feedback speed, bear on heavy current impact and have a clear superiority in; the utility model can be suitable for, replace existing traditional Thermal Cutoffs, is applicable to the protection of various overvoltage circuit.

Accompanying drawing explanation

Below in conjunction with drawings and Examples, the utility model is further illustrated.

Fig. 1 is the structural representation of an embodiment of the present utility model.In figure: 11. insulation shells; 12. first metallic conductors; 13. second metallic conductors; 14. bending points; 15. fusible alloys; 16. elastic structures.

Fig. 2 is the structural representation of another embodiment of the utility model.21. insulation shells; 22. elastic structures; 23. metallic conductors; 24. fusible alloys.

Fig. 3 is the schematic diagram of the another embodiment of the utility model.31. insulation shells; 32. elastic structures; 33. need mounting; 34. fusible alloys.

Fig. 4 is the structural representation of the another embodiment of the utility model.41. insulation shells; 42. first metallic conductors; 43. second metallic conductors; 44. springs; 45. jacking blocks; 46. fusible alloys.

Embodiment

With preferred embodiment, the utility model is described in further detail by reference to the accompanying drawings now.These accompanying drawings are the schematic diagram of simplification, only basic structure of the present utility model are described in a schematic way, and therefore it only shows the formation relevant with the utility model.

Embodiment 1:

As shown in Figure 1, a kind of Thermal Cutoffs module of the present utility model, comprise insulation shell 11, first metallic conductor 12, second metallic conductor 13 and elastic structure 16, first metallic conductor 12 are provided with bending point 14, first metallic conductor 12 and are welded by fusible alloy 15 with the second metallic conductor 13, first metallic conductor 12 and the second metallic conductor 13 extend to outside insulation shell 11 respectively, form the electrode tip of connecting circuit; Elastic structure 16 is resisted against on the first metallic conductor 12, and after fusible alloy 15 dissolves, elastic structure 16 can make the first metallic conductor 2 and the second metallic conductor 3 effectively disconnect.

Embodiment 2:

As shown in Figure 2, a kind of Thermal Cutoffs module of the present utility model, comprise insulation shell 21, elastic structure 22, metallic conductor 23, elastic structure 22 is welded by fusible alloy 24 with metallic conductor 23, and elastic structure 22 and metallic conductor 23 extend to outside insulation shell 21 respectively, forms the electrode tip of connecting circuit; After fusible alloy 24 dissolves, elastic construction 22 physical efficiency and metallic conductor 23 effectively disconnect.

Embodiment 3:

As shown in Figure 3, a kind of Thermal Cutoffs module of the present utility model, comprises insulation shell 31, elastic structure 32, elastic structure 32 is welded by fusible alloy 34 with needing mounting 33, and it is external that elastic structure 32 extends to insulation shell 31, forms the electrode tip of connecting circuit; After fusible alloy 34 dissolves, elastic structure 32 effectively can disconnect with needing mounting 33.

Embodiment 4:

As shown in Figure 4, a kind of Thermal Cutoffs module of the present utility model, comprise insulation shell 41, first metallic conductor 42, second metallic conductor 43, elastic structure 44 and jacking block 45, first metallic conductor 42 are welded by fusible alloy with the second metallic conductor 43, first metallic conductor 42 and the second metallic conductor 43 extend to outside insulation shell 41 respectively, form the electrode tip of connecting circuit; Elastic structure 44 against with jacking block 45, jacking block 45 is resisted against on the first metallic conductor 42, and elastic force, by jacking block 45, acts on the first metallic conductor 42 by elastic structure 44; After fusible alloy dissolves 46, the first metallic conductor 42 and the second metallic conductor 43 back down by jacking block 45, realize effectively disconnecting.

The utility model according to customer requirement, can be selected the Thermal Cutoffs module of different structures, coordinates with piezo-resistance, is widely used in various temperature, overvoltage protection occasion.

The just embodiment of the present utility model described in above specification, various illustrating is not construed as limiting flesh and blood of the present utility model, person of an ordinary skill in the technical field after having read specification can to before described embodiment make an amendment or be out of shape, and do not deviate from essence and the scope of utility model.

Claims

1. a Temperature protection module, comprises insulation shell, it is characterized in that: be provided with the first metallic conductor in described insulation shell; One end of the first described metallic conductor extends to the electrode tip of the outside formation connecting circuit of insulation shell; The other end of the first metallic conductor to be connected with the second metallic conductor by fusible alloy or to be directly connected with needing mounting; Described fusible alloy dissolves rear first metallic conductor and the second metallic conductor or needs one end of the connection of mounting depart from the second metallic conductor or need mounting.

2. a kind of Temperature protection module as claimed in claim 1, is characterized in that: one end of the second described metallic conductor is connected with the first metallic conductor; The other end of the second metallic conductor extends to the outside of insulation shell; The bearing of trend of bearing of trend and the first metallic conductor in the same way or incorgruous.

3. a kind of Temperature protection module as claimed in claim 1, is characterized in that: the first described metallic conductor is provided with bending point; Described bending point is arranged at insulation shell inside; One end of the first described metallic conductor and one end of the second metallic conductor are welded by fusible alloy and are formed angle between two metallic conductors; The below of described angle, the first metallic conductor is provided with elastic structure; Described elastic structure is one and self has elastically-deformable bending shell fragment; One end of described shell fragment is fixed on insulation shell inwall, and the other end contacts with the first metallic conductor; After described fusible alloy dissolves, the first metallic conductor relies on the elasticity of bending shell fragment to depart from the second metallic conductor.

4. a kind of Temperature protection module as claimed in claim 1, is characterized in that: one end of the first described metallic conductor and one end of the second metallic conductor are welded by fusible alloy and formed angle between two metallic conductors; The below of described angle, the first metallic conductor is provided with elastic structure; Described elastic structure comprises spring and jacking block; One end of described spring is fixed on the inwall of insulation shell, and the other end of spring is connected with one end of jacking block; The other end of described jacking block contacts with the first metallic conductor; After described fusible alloy dissolves, the first metallic conductor relies on spring to drag jacking block thus departs from the second metallic conductor.

5. a kind of Temperature protection module as claimed in claim 1, is characterized in that: the first described metallic conductor is for self having elastically-deformable shell fragment; One end of described shell fragment is welded by fusible alloy with one end of the second metallic conductor; Described fusible alloy dissolves rear shell fragment and relies on the elasticity of self to depart from the second metallic conductor.

6. a kind of Temperature protection module as claimed in claim 1, is characterized in that: the first described metallic conductor is for self having elastically-deformable shell fragment; One end of described shell fragment is directly welded by fusible alloy with needing mounting; Described fusible alloy dissolves rear shell fragment and relies on the elasticity disengaging of self to need mounting.

7. a kind of Temperature protection module as claimed in claim 1, is characterized in that: described insulation shell is ceramic package or plastic casing.