CN211320009U - High-temperature connecting structure based on wave spring - Google Patents
High-temperature connecting structure based on wave spring Download PDFInfo
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- CN211320009U CN211320009U CN201922497789.7U CN201922497789U CN211320009U CN 211320009 U CN211320009 U CN 211320009U CN 201922497789 U CN201922497789 U CN 201922497789U CN 211320009 U CN211320009 U CN 211320009U
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- wave spring
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Abstract
The utility model relates to the technical field of electronic components, in particular to a high-temperature connecting structure based on a wave spring, which comprises a movable first connecting piece and a fixedly arranged second connecting piece, wherein the first connecting piece can be movably arranged on the second connecting piece, the first connecting piece is provided with an electric contact corresponding to the position of the second connecting piece, and the first connecting piece is provided with the wave spring; the utility model discloses a fixed first connection piece and the second connection piece that sets up and activity, form the electric current channel in two sets of connection piece connection processes, and first connection piece is mobile setting, and in use can carry out the activity separation according to the temperature change, owing to adopted bimetallic strip or memory sheetmetal to contact the overcurrent and use, the structure safety in utilization is high, and the connection effect is good.
Description
Technical Field
The utility model relates to an electronic component technical field especially relates to a high temperature connection structure based on wave spring.
Background
Electronic components (electronic components), which are basic elements in electronic circuits, are usually individually packaged and have two or more leads or metal contacts. The electronic components are interconnected to form an electronic circuit having a specific function. The circuit protection device is a passive element for protecting a circuit in overhigh voltage or current, and comprises electronic components such as a fuse, a circuit protector and the like.
At present, in the structure of a bimetallic strip protection device adopted in an overcurrent and overtemperature protection circuit, the bimetallic strip and a conductive metal strip with a conductive connection function are all formed, and when the bimetallic strip works, the bimetallic strip is heated to reach a preset value and then drives the conductive metal strip to be lifted, so that a circuit in which the bimetallic strip is incorporated is opened, and the work is completed.
In the composition form of the bimetallic strip and the conductive metal strip of the traditional structure, when the bimetallic strip is heated to lift the conductive metal strip, certain lifting resistance is formed due to the material strength factor of the conductive metal strip, and finally, the reaction sensitivity of the bimetallic strip protection device is influenced. In order to solve the problem, memory metal is adopted to realize over-temperature protection, but the memory metal has higher cost and large processing difficulty.
SUMMERY OF THE UTILITY MODEL
In order to solve the problem, the utility model provides an adopt fixed first connection piece and the second connection piece that sets up with the activity, form the overcurrent channel in two sets of connection piece connection processes, and first connection piece is mobile setting, and in use can carry out the activity separation according to the temperature change, owing to adopted bimetallic strip or memory metal piece to contact the overcurrent and use, structure safety in utilization is high, the high temperature connection structure based on wave spring that the excellent in connection effect.
The utility model adopts the technical proposal that: the utility model provides a high temperature connection structure based on wave spring, includes mobilizable first connection piece and the fixed second connection piece that sets up, first connection piece is mobilizable in the second connection piece, first connection piece corresponds second connection piece position and is provided with and connects the electric contact, first connection piece is provided with wave spring.
In a further improvement of the above solution, the first connecting piece is one of a bimetal piece and a memory metal piece.
In a further improvement of the above solution, the first connecting piece and the electrical contact are provided as an integral structure.
The further improvement of the scheme is that the wave spring is fixedly arranged on one surface of the first connecting sheet, which is deviated from the second connecting sheet.
The wave spring is fixedly arranged on one surface, close to the second connecting sheet, of the first connecting sheet.
The further improvement of the scheme is that the head end and the tail end of the wave spring are provided with insulating sheets.
The utility model has the advantages that:
the first connecting sheet and the second connecting sheet are fixedly and movably arranged, the overcurrent channel is formed in the connecting process of the two groups of connecting sheets, the first connecting sheet is movably arranged, and can be movably separated according to the temperature change in use; in addition, still set up wave spring, be used for driving first connecting piece separation with wave spring and cut off the flow, strengthen connection effect and cut off the separation effect of flowing, structural stability is good, and application safety factor is high. The movable type electric connector is characterized in that a movable first connecting piece and a fixedly arranged second connecting piece are arranged, the first connecting piece can be movably arranged on the second connecting piece, an electric contact point is arranged at the position, corresponding to the second connecting piece, of the first connecting piece, and the first connecting piece is provided with a wave spring. And an electric contact is also arranged to ensure the connection effect and the stability of electric connection.
Wherein the bimetallic strip is a composite material composed of two or more metals or other materials with suitable properties. The bimetallic strip is also called as a thermal bimetallic strip, and because the thermal expansion coefficients of all component layers are different, when the temperature changes, the deformation of the active layer is larger than that of the passive layer, so that the whole bimetallic strip can bend towards one side of the passive layer, and the curvature of the composite material changes to generate deformation.
The wave spring is an elastic element with a plurality of peaks and valleys on a metal thin circular ring. The method is generally applied to occasions that the load and the deformation are not large, the spring stiffness is required to be small, and the axial pre-pressure is required to be applied. The wave spring is particularly suitable for applications needing weight reduction and applications limited by small installation space, and the elasticity of the wave spring can be reduced when the wave spring is subjected to high temperature, so that the wave spring is easy to deform.
The memory metal sheet is a special metal material which can recover the original macroscopic shape in another temperature range after being subjected to plastic deformation in a certain temperature range.
Drawings
Fig. 1 is a schematic view of the structural state of embodiment 1 of the present invention;
fig. 2 is a schematic view of the structural state of embodiment 2 of the present invention.
Description of reference numerals: a first connecting piece 110, an electrical contact 111, a second connecting piece 120, a wave spring 130.
Detailed Description
The present invention will be further described with reference to the accompanying drawings.
As shown in fig. 1, a high temperature connection structure based on a wave spring includes a movable first connection plate 110 and a fixedly disposed second connection plate 120, the first connection plate 110 is movable relative to the second connection plate 120, an electrical contact 111 is disposed at a position of the first connection plate 110 corresponding to the second connection plate 120, and the first connection plate 110 is provided with a wave spring 130.
The first connecting piece 110 is provided as one of a bimetal or a memory metal piece, wherein the bimetal is a composite material composed of two or more metals or other materials having suitable properties. The bimetallic strip is also called as a thermal bimetallic strip, and because the thermal expansion coefficients of all component layers are different, when the temperature changes, the deformation of the active layer is larger than that of the passive layer, so that the whole bimetallic strip can bend towards one side of the passive layer, and the curvature of the composite material changes to generate deformation. The memory metal sheet is a special metal material which can recover the original macroscopic shape in another temperature range after being subjected to plastic deformation in a certain temperature range. In practical use, the memory metal sheet has higher cost, generally adopts a bimetallic strip for use, and can play a good role in driving current breaking and resetting by matching with the wave spring 130.
The first connecting plate 110 and the electrical contact 111 are arranged in an integrated structure, and are formed in an integrated punch forming structure, so that the structural strength is high, and the connection stability is good.
Specifically, the wave spring 130 is a wave spring for short, and is an elastic element having a plurality of peaks and valleys on a metal thin ring. The method is generally applied to occasions that the load and the deformation are not large, the spring stiffness is required to be small, and the axial pre-pressure is required to be applied. The wave spring 130 is particularly suitable for applications requiring weight reduction and applications restricted by a small installation space, and its elastic force is reduced and deformation is easily caused when subjected to high temperature.
Example 1
In this embodiment, the wave spring 130 is fixedly installed on the first connecting piece 110 on the side away from the second connecting piece 120, and the wave spring 130 is installed on the back of the first connecting piece 110, so that the wave spring can play a role in separation protection in high-temperature connection, and an overcurrent protection effect is improved.
Example 2
As shown in fig. 2, in this embodiment, the difference from the above embodiment 1 is that the wave spring 130 is fixedly installed on one surface of the first connecting plate 110 close to the second connecting plate 120, and the further improvement is that the wave spring 130 is provided with insulating sheets at the head and tail ends, specifically, the wave spring 130 is installed between the first connecting plate 110 and the second connecting plate 120, and the effect in embodiment 1 can also be achieved according to the use requirement.
In the utility model, the first connecting sheet 110 and the second connecting sheet 120 which are fixedly arranged and movably arranged are adopted, a current channel is formed in the connecting process of the two groups of connecting sheets, the first connecting sheet 110 is movably arranged, and the first connecting sheet 110 can be movably separated according to the temperature change in use, and because the bimetallic strip or the memory metal strip is adopted for contact overcurrent use, the structure has high use safety and good connecting effect; in addition, wave spring 130 is still set up, is used for driving first connecting piece 110 separation with wave spring 130 and cuts off the flow, strengthens connection effect and the separation effect that cuts off the flow, and structural stability is good, and application safety factor is high. Specifically, a movable first connecting piece 110 and a fixedly arranged second connecting piece 120 are arranged, the first connecting piece 110 is movable relative to the second connecting piece 120, an electric contact 111 is arranged at a position of the first connecting piece 110 corresponding to the second connecting piece 120, and the first connecting piece 110 is provided with a wave spring 130. An electrical contact 111 is also provided to ensure the connection effect and the stability of the electrical connection.
The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.
Claims (6)
1. The utility model provides a high temperature connection structure based on wave spring which characterized in that: the connecting device comprises a movable first connecting piece and a fixedly arranged second connecting piece, wherein the first connecting piece can be movably arranged on the second connecting piece, an electric contact point is arranged at the position, corresponding to the second connecting piece, of the first connecting piece, and the first connecting piece is provided with a wave spring.
2. A wave spring based high temperature connection according to claim 1, wherein: the first connecting piece is one of a bimetallic strip or a memory metal strip.
3. A wave spring based high temperature connection according to claim 1, wherein: the first connecting piece and the electric contact are arranged in an integrated structure.
4. A wave spring based high temperature connection according to claim 1, wherein: the wave spring is fixedly arranged on one surface of the first connecting sheet, which deviates from the second connecting sheet.
5. A wave spring based high temperature connection according to claim 1, wherein: the wave spring is fixedly arranged on one surface, close to the second connecting sheet, of the first connecting sheet.
6. A wave spring based high temperature connection according to claim 5, wherein: and the head end and the tail end of the wave spring are provided with insulating sheets.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922497789.7U CN211320009U (en) | 2019-12-31 | 2019-12-31 | High-temperature connecting structure based on wave spring |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922497789.7U CN211320009U (en) | 2019-12-31 | 2019-12-31 | High-temperature connecting structure based on wave spring |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211320009U true CN211320009U (en) | 2020-08-21 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922497789.7U Active CN211320009U (en) | 2019-12-31 | 2019-12-31 | High-temperature connecting structure based on wave spring |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211320009U (en) |
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2019
- 2019-12-31 CN CN201922497789.7U patent/CN211320009U/en active Active
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