CN212136323U - Small-size disjunctor micro-gap switch - Google Patents
Small-size disjunctor micro-gap switch Download PDFInfo
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- CN212136323U CN212136323U CN202021359036.6U CN202021359036U CN212136323U CN 212136323 U CN212136323 U CN 212136323U CN 202021359036 U CN202021359036 U CN 202021359036U CN 212136323 U CN212136323 U CN 212136323U
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Abstract
The utility model relates to a small-size disjunctor micro-gap switch, which comprises a base, two lids, two sets of switch module, the springboard, the button, two lids set up respectively on the both sides of base, and be formed with two holding chambeies between two lids and the base, switch module includes first terminal piece, the second terminal piece, the third terminal piece, the movable contact spring, the shell fragment, first terminal piece, the second terminal piece, the one end of third terminal piece has the wiring hole that extends outside the base respectively, the one end block of shell fragment is in the draw-in groove of first terminal piece, the other end block of shell fragment is in the card hole of the one end of movable contact spring, be provided with spacing hole on the other end of movable contact spring, be provided with on the first terminal piece with spacing hole matched with backing sheet, the backing sheet alternates in spacing downthehole and constitute the joint cooperation of first terminal piece and movable contact spring. The utility model discloses small, the action is sensitive, be difficult for the malfunction, install convenient advantage.
Description
Technical Field
The utility model relates to a micro-gap switch, concretely relates to small-size disjunctor micro-gap switch.
Background
The microswitch is a switch which has a minute contact interval and a quick action mechanism, performs a switching action by a specified stroke and a specified force, is covered by a shell, and has a driving rod outside. Common microswitches in the existing market are all single-pole microswitches, cannot realize the connection or disconnection of a multi-pole electrical loop, and cannot meet the use requirements of users. And the existing microswitch also has the defects of large volume, insensitive action, easy misoperation, inconvenient installation and poor hand feeling.
Disclosure of Invention
An object of the utility model is to overcome prior art's defect, provide a small-size disjunctor micro-gap switch small, the action is sensitive, be difficult for the malfunction, the installation is convenient, feel.
In order to achieve the above purpose, the present invention adopts a small conjoined microswitch, which comprises a base, two cover bodies, two sets of switch components, a springboard arranged on the base, and a button movably arranged on the base and cooperating with the springboard in a linkage manner, wherein the two cover bodies are respectively arranged on two sides of the base, and two accommodating cavities are formed between the two cover bodies and the base, the two sets of switch components are respectively arranged in the two accommodating cavities, the switch components comprise a first terminal piece, a second terminal piece, a third terminal piece, a movable spring piece, and a spring piece arranged between the movable spring piece and the first terminal piece, one ends of the second terminal piece and the third terminal piece are respectively provided with a stationary contact which is matched with the movable contact of the movable spring piece, one ends of the first terminal piece, the second terminal piece and the third terminal piece are respectively provided with wiring holes which extend out of the base, and one end of the spring piece is clamped in a clamping groove of the first terminal piece, the other end block of shell fragment in the card of the one end of movable reed downthehole, the other end of movable reed on be provided with spacing hole, first terminal piece on be provided with spacing hole matched with backing sheet, the backing sheet alternate in spacing downthehole and constitute the joint cooperation of first terminal piece and movable reed.
The beneficial effect of above-mentioned structure is: two groups of switch components are arranged in the base, and a user can simultaneously drive movable reeds of the two groups of switch components by pressing a button, so that the on-off of the multi-pole electric loop of the microswitch can be realized. And the first terminal piece is connected with the movable spring piece by the elastic piece, so that the assembly of the elastic piece, the first terminal piece and the movable spring piece is convenient, the assembly is more convenient, the elasticity of the movable spring piece can be enhanced by the elastic piece, and the improvement of the sensitivity of the microswitch is facilitated, so that the microswitch has the advantages of small volume, sensitive action, difficulty in misoperation, convenience in installation and good hand feeling.
Particularly, a pulley is rotatably arranged on one end of the springboard. The pulley is arranged on the springboard, the pulley can ensure that the springboard can reliably act, and the springboard can be prevented from being jammed.
Particularly, one end of the button is provided with an abutting part which extends out of the base and abuts against the springboard, the other end of the button is provided with two driving lugs which respectively extend into the two accommodating cavities, and the two driving lugs respectively abut against the movable reed of the two groups of switch components.
Particularly, the abutting part is provided with an arc abutting surface abutting against the springboard. The arc-shaped abutting surface abuts against the springboard, the arc-shaped abutting surface cannot be clamped with the springboard, transmission between the abutting portion and the springboard can be guaranteed to be more reliable, and the improvement of the reliability of the work of the micro switch is facilitated.
Drawings
Fig. 1 is a perspective view of a first embodiment of the present invention.
Fig. 2 is an internal structure diagram of the first embodiment of the present invention.
Fig. 3 is an assembly view of the first terminal piece and the movable spring piece according to the first embodiment of the present invention.
Fig. 4 is an internal structure diagram of a second embodiment of the present invention.
Detailed Description
As shown in fig. 1-3, a first embodiment of the present invention is a small conjoined microswitch, which comprises a base 10, two covers 11, two sets of switch assemblies 20, a springboard 12 disposed on the base 10, and a button 13 movably disposed on the base 10 and cooperating with the springboard 12, wherein the two covers 11 are disposed on two sides of the base 10 respectively, two accommodating cavities 100 are formed between the two covers 11 and the base 10, the two sets of switch assemblies 20 are disposed in the two accommodating cavities 100 respectively, the switch assembly 20 includes a first terminal plate 21, a second terminal plate 22, a third terminal plate 23, a movable contact plate 24, and an elastic plate 25 disposed between the movable contact plate 24 and the first terminal plate 21, one end of the second terminal plate 22 and the third terminal plate 23 is provided with a stationary contact 26 respectively cooperating with the movable contact 240 of the movable contact plate 24, the first terminal plate 21, the second terminal plate 23, and the movable contact plate 23 are disposed on the same side of the movable contact plate 24, One end of the second terminal piece 22 and one end of the third terminal piece 23 are respectively provided with a wiring hole 200 extending outside the base 10, one end of the elastic piece 25 is clamped in the clamping groove 211 of the first terminal piece 21, the other end of the elastic piece 25 is clamped in the clamping hole 241 of one end of the movable spring piece 24, the other end of the movable spring piece 24 is provided with a limiting hole 242, the first terminal piece 21 is provided with a supporting piece 212 matched with the limiting hole 242, and the supporting piece 212 penetrates through the limiting hole 242 and forms clamping matching of the first terminal piece 21 and the movable spring piece 24. One end of the button 13 has an abutting portion 131 extending outside the base 10 and abutting against the springboard 12, the other end of the button 13 has two driving protrusions 132 respectively extending in the two accommodating cavities 100, and the two driving protrusions 132 respectively abut against the movable springs 24 of the two sets of switch assemblies 20. The abutting portion 131 is provided with an arc abutting surface 133 abutting against the springboard 12. The arc-shaped abutting surface abuts against the springboard, the arc-shaped abutting surface cannot be clamped with the springboard, transmission between the abutting portion and the springboard can be guaranteed to be more reliable, and the improvement of the reliability of the work of the micro switch is facilitated.
As shown in fig. 4, a second embodiment of the present invention is a small-sized one-piece microswitch, wherein a pulley 14 is rotatably disposed at one end of the springboard 12. The pulley is arranged on the springboard, the pulley can ensure that the springboard can reliably act, and the springboard can be prevented from being jammed.
Two groups of switch components are arranged in the base, and a user can simultaneously drive movable reeds of the two groups of switch components by pressing a button, so that the on-off of the multi-pole electric loop of the microswitch can be realized. And the first terminal piece is connected with the movable spring piece by the elastic piece, so that the assembly of the elastic piece, the first terminal piece and the movable spring piece is convenient, the assembly is more convenient, the elasticity of the movable spring piece can be enhanced by the elastic piece, and the improvement of the sensitivity of the microswitch is facilitated, so that the microswitch has the advantages of small volume, sensitive action, difficulty in misoperation, convenience in installation and good hand feeling.
Claims (4)
1. The utility model provides a small-size disjunctor micro-gap switch, includes base, two lids, two sets of switch subassemblies, sets up springboard, the activity on the base set up on the base and with springboard linkage complex button, two lids set up respectively on the both sides of base, and be formed with two holding chambeies between two lids and the base, two sets of switch subassemblies set up its characterized in that at two holding intracavity respectively: the switch component comprises a first terminal piece, a second terminal piece, a third terminal piece, a movable spring piece and a spring piece arranged between the movable spring piece and the first terminal piece, wherein one end of the second terminal piece and the third terminal piece is respectively provided with a static contact matched with a movable contact of the movable spring piece, one end of the first terminal piece, the second terminal piece and the third terminal piece is respectively provided with a wiring hole extending out of the base, one end of the spring piece is clamped in a clamping groove of the first terminal piece, the other end of the spring piece is clamped in a clamping hole at one end of the movable spring piece, the other end of the movable spring piece is provided with a limiting hole, the first terminal piece is provided with a support piece matched with the limiting hole, and the support piece is inserted in the limiting hole and forms clamping matching of the first terminal piece and the movable spring piece.
2. The miniature conjoined microswitch of claim 1, wherein: one end of the springboard is rotatably provided with a pulley.
3. The miniature conjoined microswitch of claim 1 or 2, wherein: one end of the button is provided with a butting part which extends out of the base and butts against the springboard, the other end of the button is provided with two driving lugs which respectively extend into the two accommodating cavities, and the two driving lugs respectively butt against the movable reed of the two groups of switch components.
4. The miniature conjoined microswitch of claim 3, wherein: the contact part is provided with an arc contact surface which contacts the springboard.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021359036.6U CN212136323U (en) | 2020-07-11 | 2020-07-11 | Small-size disjunctor micro-gap switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021359036.6U CN212136323U (en) | 2020-07-11 | 2020-07-11 | Small-size disjunctor micro-gap switch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212136323U true CN212136323U (en) | 2020-12-11 |
Family
ID=73685300
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021359036.6U Active CN212136323U (en) | 2020-07-11 | 2020-07-11 | Small-size disjunctor micro-gap switch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212136323U (en) |
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2020
- 2020-07-11 CN CN202021359036.6U patent/CN212136323U/en active Active
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