CN209591870U - A kind of microswitch - Google Patents
A kind of microswitch Download PDFInfo
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- CN209591870U CN209591870U CN201920520534.5U CN201920520534U CN209591870U CN 209591870 U CN209591870 U CN 209591870U CN 201920520534 U CN201920520534 U CN 201920520534U CN 209591870 U CN209591870 U CN 209591870U
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- pin
- static contact
- spring
- button
- shell
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Abstract
The utility model relates to a kind of microswitches, including shell and button, button is slidably arranged on shell, shell is equipped with the first pin a, second pin a, first pin b and second pin b, movable contact spring is equipped in shell, static contact is respectively equipped on each pin, static contact on first pin a and second pin a forms the first static contact group, static contact on first pin b and second pin b forms the second static contact group, the reset spring for reset button is additionally provided in shell, movable contact spring both ends are respectively equipped with moving contact, wherein between the static contact on the corresponding static contact and the first pin b being located on the first pin a of a moving contact, between static contact on the corresponding static contact and second pin b being located on second pin a of another moving contact, the button and movable contact spring synchronous slide.By adopting the above technical scheme, the utility model provide a kind of structure simple, easy for installation, long service life, good microswitch of stability.
Description
Technical field
The utility model relates to switching technique fields, more particularly, to a kind of microswitch.
Background technique
Microswitch is that have small contact separation and snap-action mechanism, and it is dynamic to carry out switch with defined stroke and defined power
The contact mechanism of work, is covered with shell, outside have a kind of switch of drive rod because contact spacing of its switch is smaller,
Therefore named microswitch, is called sensitive switch.
In the prior art, there are a button switch (as shown in Figure 7), including shell 1 ' and button 2 ', the sliding of button 2 ' is set
It sets on shell 1 ', shell 1 ' is equipped with the first pin a11 ', second pin a12 ', the first pin b13 ' and second pin
B14 ', shell 1 ' is interior to be equipped with movable contact spring, and the movable contact spring sets there are two and is separately positioned on the two sides of button 2 ', the interior position of shell 1 '
It is equipped with bracket 3 ' in 2 ' periphery of button, button 3 ' is interior to be equipped with elastic pressuring plate 4 ', and it is interior that one end of two movable contact springs extends to button 2 ', separately
One end is plugged in the interior formation supporting point of bracket 3 ', and the both ends of elastic pressuring plate 4 ' are pressed on two movable contact springs respectively, and to extend to button 2 ' interior
One end, 3 ' two sides of bracket are respectively equipped with moving contact 5 ', static contact are respectively equipped on each pin, and the first pin a11 ' and second draws
Static contact on foot a12 ' forms the first static contact group 6 ', and the static contact on the first pin b13 ' and second pin b14 ' forms the
Two static contact groups 7 ', the first static contact group 6 ' and the second static contact group 7 ' are located at the upper and lower two sides of moving contact 5 ', and first is quiet
Sets of contacts 6 ' is oppositely arranged with the second static contact group 7 ', and the reset spring 8 ' for reset button is additionally provided in shell 1, is pressed down
Dynamic button 2 ', movable contact spring drive 3 ' two sides of bracket to upwarp, so that moving contact 5 ' be made to connect with the static contact component being positioned above.
But this microswitch, movable contact spring is using elastic piece, and in pushing operation, movable contact spring is quickly moved, and makes moving contact
It is moment connection with static contact, is easy to produce electric arc, influences the service life of contact, and it needs to be arranged the components such as tabletting, bracket,
Internal structure is complicated, and components are more, at high cost, and installation is inconvenient.
Summary of the invention
The purpose of this utility model: in order to overcome the drawbacks of the prior art, it is simple that the utility model provides a kind of structure,
It is easy for installation, long service life, the good microswitch of stability.
The technical solution of the utility model includes: a kind of microswitch, including shell and button, the button are slidably arranged in outer
On shell, the shell is equipped with the first pin a, second pin a, the first pin b and second pin b, is equipped with movable contact spring in shell
Static contact is equipped on each pin, the static contact on the first pin a and second pin a forms the first static contact group, the first pin b
The second static contact group is formed with the static contact on second pin b, the first static contact group and the second static contact group are separately positioned on dynamic
The upper and lower two sides of contact, the first static contact group and the second static contact group are oppositely arranged, and are additionally provided in shell for reset button
Reset spring, which is characterized in that movable contact spring both ends are respectively equipped with moving contact, are located on the first pin a wherein a moving contact is corresponding
Static contact and the first pin b on static contact between, the static contact and second that another moving contact is arranged on second pin a draw
Between static contact on foot b, the movable contact spring and button synchronous slide.
By adopting the above technical scheme, button press down, movable contact spring can dynamic touchings with button synchronous slide, on movable contact spring
Head is connected with the static contact group being arranged on the downside of moving contact, and setting in this way keeps the structure of switch simple, and easy for installation, stability is more
It is good.
The further setting of the utility model: button is equipped with through slot, and the movable contact spring both ends are arranged through through slot, button
It is interior to be equipped with positioning chamber, be equipped with the retaining spring for compressing movable contact spring in positioning chamber, retaining spring both ends respectively with positioning chamber
Upper side wall, movable contact spring contradict.
Using above-mentioned further setting, keeps retaining spring good in the pressing stability inferior of button, will not deviate.
The further setting of the utility model: the retaining spring and reset spring coaxial arrangement.
Further it is arranged using above-mentioned, the coaxial arrangement of two springs keeps the stability of switch more preferable.
The further setting again of the utility model: installation cavity is equipped in the shell, reset spring is arranged in installation cavity
Interior, reset spring both ends are contradicted with the lower wall of installation cavity, button bottom respectively.
Using above-mentioned setting further again, keep the stability of reset spring good, to keep the stability of switch good.
The further setting again of the utility model: the movable contact spring is located at through slot two sides and is respectively equipped with limited block.
Using above-mentioned setting further again, the setting of limited block control movable contact spring will not partially when upper and lower sliding
It moves, keeps the stability of switch good.
The further setting again of the utility model: the shell includes gland and pedestal, and gland and pedestal detachably connect
It connects, button is slidably arranged on gland, and installation cavity and each pin are arranged on pedestal.
Using above-mentioned setting further again, gland and pedestal are detachably connected, and facilitate installation.
The further setting again of the utility model: the gland and pedestal are connected by a snap, and pedestal is equipped with several
A convex block corresponds to bump position on gland equipped with several openings, and convex block correspondence is fastened in opening, and the upper surface of each convex block is set
It is set to inclined-plane.
It is easier for installation, laborsaving using above-mentioned setting further again.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model specific embodiment；
Fig. 2 is the structural schematic diagram of each pin in the utility model specific embodiment；
Fig. 3 is the structural schematic diagram of movable contact spring in the utility model specific embodiment；
Fig. 4 is the structural schematic diagram of pedestal in the utility model specific embodiment；
Fig. 5 is the structural schematic diagram of gland in the utility model specific embodiment；
Fig. 6 is the Structure explosion diagram of the utility model specific embodiment；
Fig. 7 is the Structure explosion diagram of button switch in background technique.
Specific embodiment
As shown in figures 1 to 6, a kind of microswitch, including shell 1 and button 2, the button 2 are slidably arranged on shell 1,
2 position of corresponding button is equipped with guide groove on shell 1, and button 2 is equipped with the guide pad being slidably matched with guide groove, is arranged in this way
To guiding role, button 1 is also facilitated to be slidably arranged on shell 1, the shell 1 is equipped with the first pin a11, second pin
A12, the first pin b13 and second pin b14, shell 1 is interior to be equipped with movable contact spring 3, is equipped with static contact, the first pin on each pin
Static contact on a11 and second pin a12 forms the first static contact group 4, the stationary contact on the first pin b13 and second pin b14
For capitiform at the second static contact group 5, the first static contact group 4 and the second static contact group 5 are separately positioned on the upper and lower two sides of movable contact spring 3,
First static contact group 4 and the second static contact group 5 are oppositely arranged, and the upside of movable contact spring 3 is arranged in the first static contact group 4, and second is quiet
The downside of movable contact spring 3 is arranged in sets of contacts 5, naturally it is also possible to and it is the downside that movable contact spring 3 is arranged in the first static contact group 4, second
The upside of movable contact spring 3 is arranged in static contact group 5, and in the utility model specific embodiment, the setting of the first static contact group 4 is in dynamic touching
The upside of piece 3, the second static contact group 5 are arranged in the downside of movable contact spring 3, the reset bullet for reset button are additionally provided in shell 1
Spring 6,3 both ends of movable contact spring are respectively equipped with moving contact, wherein the corresponding static contact being located on the first pin a11 of a moving contact 31 and the
Between static contact on one pin b13, static contact and second pin b14 on second pin a12 is arranged in another moving contact 32
On static contact between, 2 synchronous slide of the movable contact spring 3 and button, button press 2 down, movable contact spring 3 can be same with button 2
Step is slided, and the moving contact on movable contact spring 3 is connected with the second static contact group 5 being arranged on the downside of moving contact, and setting in this way makes to switch
Structure it is simple, easy for installation, stability is more preferable.
In the utility model specific embodiment, button 2 is equipped with through slot 21, and through slot 21 is run through at 3 both ends of movable contact spring
Setting, button 2 is interior to be equipped with positioning chamber 22, and the retaining spring 221 for compressing movable contact spring 3, retaining spring are equipped in positioning chamber 22
221 both ends are contradicted with the upper side wall of positioning chamber 22, movable contact spring 3 respectively, in the utility model specific embodiment, in order to make to position
The stability of spring 221 is more preferable, is equipped with pillar 33 in corresponding 211 position of retaining spring of movable contact spring 3,211 one end of retaining spring with
The upper side wall of positioning chamber 22 contradicts, and the other end is set on pillar 33, and setting in this way makes retaining spring 221 in the pressing of button 2
Lower holding stability, will not deviate.
In the utility model specific embodiment, the retaining spring 221 and reset spring 6 are coaxially disposed, and two springs are same
Axis setting keeps the stability of switch more preferable.
In the utility model specific embodiment, installation cavity 15 is equipped in the shell 1, the setting of reset spring 6 is being installed
In chamber 15,6 both ends of reset spring are contradicted with the lower wall of installation cavity 15,2 bottom of button respectively, and setting in this way makes reset spring 6
Stability it is good, thus make switch stability it is good.
In the utility model specific embodiment, the movable contact spring 3 is located at 21 two sides of through slot and is respectively equipped with limited block 34, limit
The setting of 34 pieces of position makes movable contact spring 3 not control offset when upper and lower sliding, keeps the stability of switch good.
In the utility model specific embodiment, the shell 1 includes gland 16 and pedestal 17, and gland 16 and pedestal 17 can
Dismantling connection, button 2 are slidably arranged on gland 16, and installation cavity 15 and each pin are arranged on pedestal 17,16 He of gland
Pedestal 17 is detachably connected, and facilitates installation, corresponding second static contact group, 5 position is equipped with groove 171, the second static contact on pedestal 17
The static contact of group 5 is pressed in groove 171, move each static contact will not, when moving contact and static contact contact, more
Stablize.
In the utility model specific embodiment, the gland 16 and pedestal 17 are connected by a snap, and pedestal 17 is equipped with
Several convex blocks 172 correspond to 172 position of convex block on gland 16 equipped with several openings 161, and the correspondence of convex block 172 is fastened on opening
In 161, the upper surface of each convex block 172 is arranged to inclined-plane 1721, and setting in this way keeps switch more convenient during installation, laborsaving.
Claims (7)
1. a kind of microswitch, including shell and button, button are slidably arranged on shell, shell be equipped with the first pin a,
Second pin a, the first pin b and second pin b, shell is interior to be equipped with movable contact spring, is respectively equipped with static contact on each pin, first draws
Static contact on foot a and second pin a forms the first static contact group, and the static contact on the first pin b and second pin b forms the
Two static contact groups, the first static contact group and the second static contact group are located at the upper and lower two sides of movable contact spring, the first static contact group with
Second static contact group is oppositely arranged, and the reset spring for reset button is additionally provided in shell, which is characterized in that movable contact spring both ends
Be respectively equipped with moving contact, wherein the static contact on the corresponding static contact and the first pin b being located on the first pin a of a moving contact it
Between, between the static contact on the corresponding static contact and second pin b being located on second pin a of another moving contact, the button with
Movable contact spring synchronous slide.
2. microswitch according to claim 1, which is characterized in that button is equipped with through slot, and movable contact spring is set through through slot
Set, positioning chamber be equipped in button, be equipped with the retaining spring for compressing movable contact spring in positioning chamber, retaining spring both ends respectively with it is fixed
Position chamber upper inside walls, movable contact spring contradict.
3. microswitch according to claim 2, which is characterized in that retaining spring and reset spring are coaxially disposed.
4. microswitch according to claim 1 or 2 or 3, which is characterized in that be equipped with installation cavity, reset spring in shell
It is arranged in installation cavity, reset spring both ends are contradicted with inner wall, button bottom on the downside of installation cavity respectively.
5. microswitch according to claim 2 or 3, which is characterized in that the movable contact spring is located at through slot two sides and sets respectively
There is limited block.
6. microswitch according to claim 4, which is characterized in that the shell includes gland and pedestal, gland and bottom
Seat is detachably connected, and button is slidably arranged on gland, and installation cavity and each pin are arranged on pedestal.
7. microswitch according to claim 6, which is characterized in that the pedestal is connected by a snap with gland, pedestal
Several convex blocks are equipped with, bump position is corresponded on gland equipped with several openings, convex block, which corresponds to, is fastened on opening, described each
The upper surface of convex block is arranged to inclined-plane.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920520534.5U CN209591870U (en) | 2019-04-16 | 2019-04-16 | A kind of microswitch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920520534.5U CN209591870U (en) | 2019-04-16 | 2019-04-16 | A kind of microswitch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209591870U true CN209591870U (en) | 2019-11-05 |
Family
ID=68346223
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920520534.5U Active CN209591870U (en) | 2019-04-16 | 2019-04-16 | A kind of microswitch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209591870U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111640608A (en) * | 2020-06-06 | 2020-09-08 | 无锡市创新开关电器有限公司 | Push type aviation switch |
-
2019
- 2019-04-16 CN CN201920520534.5U patent/CN209591870U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111640608A (en) * | 2020-06-06 | 2020-09-08 | 无锡市创新开关电器有限公司 | Push type aviation switch |
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