CN209708884U - A kind of key switch - Google Patents
A kind of key switch Download PDFInfo
- Publication number
- CN209708884U CN209708884U CN201920899363.1U CN201920899363U CN209708884U CN 209708884 U CN209708884 U CN 209708884U CN 201920899363 U CN201920899363 U CN 201920899363U CN 209708884 U CN209708884 U CN 209708884U
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- CN
- China
- Prior art keywords
- elastic slice
- push shaft
- pedestal
- cover board
- link block
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Abstract
The utility model provides a kind of key switch, including cover board, push shaft, pedestal, elastic slice, the cover board is set on the base, push shaft passes through cover board, and it is located in pedestal, spring is equipped between push shaft and pedestal, two sides are symmetrically arranged with two left elastic slices, two right elastic slices outside the lower end of push shaft, four energization feet are respectively equipped in pedestal, energization foot described in two is correspondingly arranged with two left elastic slices, in addition energization foot described in two is correspondingly arranged with two right elastic slices, and the push shaft includes push shaft ontology, link block.The beneficial effects of the utility model are: allowing elastic slice and energization foot to contact face contact cmpletely, to reach the more superior effect of energized state in galvanization by the Double spring of elastic slice；In product after crossing furnace, if plastic cement occur it is slight reduce deformation, can also ensure coming into full contact with for elastic slice and energization foot contact surface.
Description
Technical field
The utility model belongs to electric switch production technical field, more particularly, to a kind of key switch.
Background technique
As shown in Figure 1, the key switch of existing market all uses independent bubbles point contact or slide plate to press from both sides spring design, contact holds
It is easily-deformable, and plastic cement or elastic slice have shrinkage phenomenon after welding, are flashing or obstructed electrical phenomena so as to cause energization；It is powered
It is too close that it is easy to appear distance between foot and energization foot 5, there is on-insulated hidden danger under hot and humid environment；4 single-point of elastic slice connects with energization foot
Contacting surface contact, while elastic slice is easily deformed, and has the generation of insufficient contact phenomenon.
Utility model content
The purpose of the utility model is to provide a kind of key switches, and being able to solve the energization of market key switch cannot be complete
The problem of preventing energization undesirable condition, effective guarantee electrical contact face contact is abundant, is particluarly suitable for the production process of electric switch
In.
The technical solution of the utility model is: a kind of key switch, including cover board, push shaft, pedestal, elastic slice, the lid
Plate is set on the base, and push shaft passes through cover board, and is located in pedestal, is equipped with spring between push shaft and pedestal, outside the lower end of push shaft
Two sides are symmetrically arranged with two left elastic slices, two right elastic slices, and four energization feet, energization foot described in two are respectively equipped in pedestal
It being correspondingly arranged with two left elastic slices, energization foot described in two in addition is correspondingly arranged with two right elastic slices,
The push shaft includes push shaft ontology, link block, and the cover board is equipped with the through slot passed through for push shaft ontology, pushes away
The lower end of shaft body passes through through slot, and is connected with link block, and the bottom wall of the link block is equipped with cavity body, on link block
Left wall on set there are two the first notch, set that there are two lack with the first notch symmetrically arranged second in the right wall on link block
Mouthful, the lower end of left elastic slice described in two is inserted respectively into the first corresponding notch, under right elastic slice described in two
End is inserted respectively into the second corresponding notch, and the left elastic slice, right elastic piece structure are identical, and the left elastic slice includes
One end of horizontal elastic slice, oblique elastic slice and arc spring lamination, the horizontal elastic slice is inserted into the first notch, and the other end of horizontal elastic slice with
One end of oblique elastic slice is connected, and the other end of oblique elastic slice is connected with one end of arc spring lamination, the arc spring lamination it is another
One end is arranged close to the outer wall of push shaft ontology, and withstands on the outer wall setting of push shaft ontology, the raised outer wall of the arc spring lamination
Energization foot is equipped between cover board inner wall,
Guide post is equipped in the pedestal, which is equipped with cavity body, between cavity body and guide post
Equipped with spring, one end of the spring is located on the roof of cavity body, and the other end of the spring is located at guide post bottom end
Outer wall on.
Further, the cover board arranged on left and right sides lower end is symmetrically arranged with the first snap-gauge, the second snap-gauge, in the left and right of pedestal
Two sides upper end is respectively equipped with the first card slot corresponding with the first snap-gauge, the second snap-gauge, the second card slot, and the first snap-gauge is fastened on
In one card slot, the second snap-gauge is fastened in the second card slot.
Further, the vertical section of the link block is inverted trapezoidal.
Further, it is equipped with left separation column between two left elastic slices, is equipped with right separation column, institute between two right elastic slices
Left separation column, the right separation column stated are respectively provided on the two sides of link block.
The utility model has the advantages and positive effects of: due to the adoption of the above technical scheme, passing through the dual of elastic slice
Elastic force allows elastic slice and energization foot to contact face contact cmpletely, to reach the more superior effect of energized state in galvanization；
In product after crossing furnace, if plastic cement occur it is slight reduce deformation, can also ensure filling for elastic slice and energization foot contact surface
Tap touching.
Detailed description of the invention
Fig. 1 is the structural schematic diagram in background technique.
Fig. 2 is the structural schematic diagram of the utility model.
Structural schematic diagram when Fig. 3 is pressing state.
Fig. 4 is the schematic diagram of left elastic slice Yu energization foot junction.
Fig. 5 is to extend elastic slice performance structure mode.
In figure:
1, cover board 2, push shaft ontology 3, pedestal
4, elastic slice 5, energization foot 6, spring
7, left elastic slice 8, right elastic slice 9, link block
10, cavity body 11, horizontal elastic slice 12, oblique elastic slice
13, arc spring lamination 14, guide post 15, bending point
16, elastic slice and energization foot contact point 17, elastic slice and push shaft plastic cement contact point
Specific embodiment
As in Figure 2-4, the technical solution of the utility model is: a kind of key switch, including cover board 1, push shaft, pedestal 3,
Elastic slice, the cover board 1 are located on pedestal 3, and push shaft 2 passes through cover board 1, and is located in pedestal 3, are set between push shaft 2 and pedestal 3
There is spring 6, two sides are symmetrically arranged with two left elastic slices, 7, two right elastic slices 8 outside the lower end of push shaft 2, and four are respectively equipped in pedestal
Energization foot 5, energization foot described in two are correspondingly arranged with two left elastic slices 7, energization foot 5 described in two in addition and two right sides
Elastic slice 8 is correspondingly arranged,
The push shaft includes push shaft ontology 2, link block 9, and the cover board 1 is equipped with to be led to for what push shaft ontology 2 passed through
The lower end of slot, push shaft ontology 2 passes through through slot, and is connected with link block 9, and the bottom wall of the link block 9 is equipped with cavity body 10,
It is set in the left wall on link block 9 there are two the first notch, sets that there are two symmetrical with the first notch in the right wall on link block
The second notch being arranged, the lower end of left elastic slice 7 described in two is inserted respectively into the first corresponding notch, described in two
The lower end of right elastic slice 8 be inserted respectively into the second corresponding notch, the left elastic slice 7,8 structure of right elastic slice are identical,
The left elastic slice 7 includes horizontal elastic slice 11, oblique elastic slice 12 and arc spring lamination 13, and one end of the horizontal elastic slice 11 is inserted into first
In notch, and the other end of horizontal elastic slice 11 is connected with one end of oblique elastic slice 12, the other end and arc bullet of the oblique elastic slice 12
One end of piece 13 is connected, and the other end of the arc spring lamination 13 is arranged close to the outer wall of push shaft ontology 2, and withstands on push shaft ontology
2 outer wall is arranged, and energization foot 5 is equipped between 1 inner wall of raised outer wall and cover board of the arc spring lamination 13,
Guide post 14 is equipped in the pedestal 3, which is equipped with cavity body 10, in cavity 10 and guidance
Spring 6 is equipped between column 14, one end of the spring 6 is located on the roof of cavity body 10, and the other end of the spring 6 is set
On the outer wall of 14 bottom end of guide post.
In the present embodiment, the 1 arranged on left and right sides lower end of cover board is symmetrically arranged with the first snap-gauge, the second snap-gauge, in pedestal 3
Arranged on left and right sides upper end be respectively equipped with the first card slot corresponding with the first snap-gauge, the second snap-gauge, the second card slot, the first snap-gauge
It is fastened in the first card slot, the second snap-gauge is fastened in the second card slot.
In the present embodiment, the vertical section of the link block 9 is inverted trapezoidal.
In the present embodiment, it is equipped with left separation column between left elastic slice 7 described in two, right point is equipped between two right elastic slices 8
Spacer post, the left separation column, right separation column are respectively provided on the two sides of link block 9.
Embodiment 2
Fig. 5 is the extension elastic slice performance structure mode of left elastic slice 7, right elastic slice 8, remaining structure is not limited only to this.
The course of work of this example: this structure is to be allowed elastic slice Double spring by the left elastic slice 7 of setting, right elastic slice 8
Elastic slice and energization foot contact face contact cmpletely, so that it is more superior to reach energized state in galvanization.
First by left elastic slice 7, right elastic slice 8 bending point 15 (left elastic slice, right elastic slice are referred to as elastic slice below) by bullet
Piece bending ensures that elastic slice and energization foot contact point 16 are crossed and wins cooperation, sufficiently ensure the contact of this position after assembly to effective camber；
Meanwhile designing elastic slice and push shaft plastic cement contact point 17 after assembly and win use to contact, win is crossed by this and is contacted the past energization of elastic slice
Foot contact surface top allows its contact more abundant again on the basis of original contact, and energy effective guarantee is during up and down motion, elastic slice
It can effectively keep coming into full contact with energization foot.This structure product by (part is return after furnace (Reflow Soldering or wave-soldering)
It is multiple to repair back Rewelding), if plastic cement occur it is slight reduce deformation, can also ensure filling for elastic slice and energization foot contact surface
Tap touching.
By energization foot how the position in pedestal, thus it is possible to vary different step modes.
One embodiment of the utility model is described in detail above, but the content is only the utility model
Preferred embodiment should not be considered as limiting the scope of the present invention.It is all to be made according to application scope of the utility model
All the changes and improvements etc., should still belong within the patent covering scope of the utility model.
Claims (4)
1. a kind of key switch, it is characterised in that: including cover board, push shaft, pedestal, elastic slice, the cover board is set on the base, is pushed away
Axis passes through cover board, and is located in pedestal, and spring is equipped between push shaft and pedestal, and two sides are symmetrically arranged with two outside the lower end of push shaft
Left elastic slice, two right elastic slices, are respectively equipped with four energization feet in pedestal, and energization foot described in two is corresponding with two left elastic slices
It is arranged, energization foot described in two in addition is correspondingly arranged with two right elastic slices,
The push shaft includes push shaft ontology, link block, and the cover board is equipped with the through slot passed through for push shaft ontology, push shaft sheet
The lower end of body passes through through slot, and is connected with link block, and the bottom wall of the link block is equipped with cavity body, the left side on link block
Set on wall there are two the first notch, set in the right wall on link block there are two with symmetrically arranged second notch of the first notch,
The lower end of left elastic slice described in two is inserted respectively into the first corresponding notch, the lower end point of right elastic slice described in two
It not being inserted into the second corresponding notch, the left elastic slice, right elastic piece structure are identical,
The left elastic slice includes horizontal elastic slice, oblique elastic slice and arc spring lamination, and one end of the horizontal elastic slice is inserted into the first notch
It is interior, and the other end of horizontal elastic slice is connected with one end of oblique elastic slice, one end phase of the other end and arc spring lamination of the oblique elastic slice
Even, the other end of the arc spring lamination is arranged close to the outer wall of push shaft ontology, and withstands on the outer wall setting of push shaft ontology, described
Arc spring lamination raised outer wall and cover board inner wall between be equipped with energization foot,
Guide post is equipped in the pedestal, which is equipped with cavity body, is equipped between cavity body and guide post
Spring, one end of the spring are located on the roof of cavity body, and the other end of the spring is located at the outer of guide post bottom end
On wall.
2. a kind of key switch according to claim 1, it is characterised in that: the cover board arranged on left and right sides lower end is symmetrical
Equipped with the first snap-gauge, the second snap-gauge, it is respectively equipped in the arranged on left and right sides upper end of pedestal corresponding with the first snap-gauge, the second snap-gauge
The first card slot, the second card slot, the first snap-gauge is fastened in the first card slot, and the second snap-gauge is fastened in the second card slot.
3. a kind of key switch according to claim 1, it is characterised in that: the vertical section of the link block is terraced
Shape.
4. a kind of key switch according to claim 1, it is characterised in that: be equipped with left point between two left elastic slices
Spacer post is equipped with right separation column, the left separation column, the right two sides for separating column and being respectively provided at link block between two right elastic slices
On.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920899363.1U CN209708884U (en) | 2019-06-15 | 2019-06-15 | A kind of key switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920899363.1U CN209708884U (en) | 2019-06-15 | 2019-06-15 | A kind of key switch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209708884U true CN209708884U (en) | 2019-11-29 |
Family
ID=68650740
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920899363.1U Active CN209708884U (en) | 2019-06-15 | 2019-06-15 | A kind of key switch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209708884U (en) |
-
2019
- 2019-06-15 CN CN201920899363.1U patent/CN209708884U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |