CN205845777U - Water-proof pressing switch - Google Patents
Water-proof pressing switch Download PDFInfo
- Publication number
- CN205845777U CN205845777U CN201620719985.8U CN201620719985U CN205845777U CN 205845777 U CN205845777 U CN 205845777U CN 201620719985 U CN201620719985 U CN 201620719985U CN 205845777 U CN205845777 U CN 205845777U
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- CN
- China
- Prior art keywords
- static contact
- housing
- break
- make part
- cavity
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
This utility model relates to a kind of water-proof pressing switch; it is by being coated with the colloid by encapsulating injection mo(u)lding at the weld of static contact with cable; can effectively completely cut off rainwater and dust; avoid the impact that cable and static contact junction are caused by rainwater and dust; more traditional by more durable for compressing switch; due to the setting of location division on housing; colloid can be coated on the end of location division and cable simultaneously; improve by the bonding strength compressed switch and between cable, enable colloid higher to protect weld；Additionally, due to the breach on location division and the setting of convex tendon, colloid can be made more firmly to adhere to, prevent from coming off, using the teaching of the invention it is possible to provide better seal, effectively increase by the waterproof and dustproof performance compressed switch.
Description
Technical field
This utility model relates to a kind of water-proof pressing switch.
Background technology
All it is widely used in each field by compressing switch, is usually used in the power supply of electronic machine, electric motor car or motorcycle etc.
Break-make.Traditional generally includes housing, press component and conductive component by compressing switch, and described conductive component includes movable contact spring and quiet
Contact, the inside of housing has a cavity, press component and conductive component and is respectively placed in described cavity, and one end of static contact is put
In cavity inside, the other end of static contact extends to hull outside in housing hollow and welds mutually with cable, static contact and line
Between cable, weld is exposed, is easily subject to the impact of rainwater or dust.
In order to solve waterproof problem, it will usually weld parcel adhesive plaster or waterproof jacket between static contact and cable,
But its sealing effectiveness is poor, rainwater, dust etc. easily enter at the gap that adhesive plaster or waterproof jacket wrap up, and cause by pressing off
Closing loose contact or short circuit, dust can make pressing switch contact bad or no power.
Summary of the invention
Problem to be solved in the utility model be to provide a kind of can waterproof and dustproof by compressing switch.
For solving above-mentioned technical problem, this utility model provides a kind of water-proof pressing switch, including housing, press component
And conductive component, described conductive component includes movable contact spring and static contact, and the inside of housing has a cavity, press component and conduction
Assembly is respectively placed in described cavity, and one end of static contact is placed in cavity inside, and the other end of static contact prolongs in housing hollow
Extending hull outside and weld mutually with cable, cable is coated with the colloid by encapsulating injection mo(u)lding with the weld of static contact,
The lower end of described housing includes the location division coordinating location with described colloid, and the other end of described static contact is by lower end, location division
The through hole in face extends to hull outside, and the top of described colloid is coated on location division, and the bottom of colloid is coated on the end of cable,
Having multiple breach on the peripheral side face of location division, the lower surface of location division is provided with convex tendon.
Have employed said structure, owing to the weld of cable Yu static contact is coated with the colloid by encapsulating injection mo(u)lding,
Can effectively completely cut off rainwater and dust, it is to avoid the impact that cable and static contact junction are caused by rainwater and dust, relatively pass
System is by more durable for compressing switch, and due to the setting of location division on housing, colloid can be coated on location division and cable simultaneously
End, improve by the bonding strength compressed switch and between cable, enable colloid higher to protect weld；Additionally, by
Breach on location division and the setting of convex tendon, can make colloid more firmly adhere to, prevent from coming off, using the teaching of the invention it is possible to provide preferably
Sealing, effectively increases by the waterproof and dustproof performance compressed switch.
As further improvement of the utility model, described press component includes break-make part and button body, described break-make
Part is placed in the cavity of described housing and can be along the upper and lower sliding of cavity, and button body is fixedly arranged on the upper end of break-make part, described stationary contact
One end of sheet is fixed on the medial wall on housing hollow top, and described movable contact spring is arranged at break-make part side and static contact phase para-position
Put, between described break-make part and the end inwall of cavity, be provided with the back-moving spring resetted after making described press component press down on.
After have employed said structure, owing to movable contact spring is arranged on break-make part, therefore can be along with the upper and lower sliding of break-make part；
By upper and lower sliding, movable contact spring can keep contacting or press separation with the static contact being arranged at housing hollow medial wall, make by
The power-off stroke compressed switch becomes very clear and definite, also solves the easy carbon distribution of conventional point touch switches, the shortcoming that the life-span is shorter.
As further improvement of the utility model, the side opening of described break-make part has the peace for installing described movable contact spring
Dress hole, movable contact spring u-shaped and include two horizontal positioning ends and longitudinal direction compress end, the positioning end of movable contact spring is fixed on
In the installing hole of described break-make part, the end elasticity that compresses of movable contact spring is pressed on by the compressing to be provided with between end of break-make part and movable contact spring
Described static contact compress spring, the end face that movable contact spring contacts with static contact is provided with arc convex.
After have employed said structure, movable contact spring is more firm with the connection of break-make part, and movable contact spring is not easy on break-make part
Come off during lower sliding, make to become more durable by compressing switch.Owing to break-make part and compressing of movable contact spring compress between end
The setting of spring, makes compressing of movable contact spring hold and can press on static contact under the elastic reaction compressing spring, solves dynamic touching
The problem that loose contact easily occurs between sheet and static contact；Additionally, due to the setting of arc convex on movable contact spring, make movable contact spring
Along with in break-make part slipping, break-make more smoothes out, it is not easy to block.
As further improvement of the utility model, the upper end of described housing be provided with one with opening that described housing hollow connects
Mouthful, at shell nozzle, it is provided with the spacing collar preventing described break-make part from deviating from from housing, the interior hole size of described spacing collar
Can pass for button body, be additionally provided with soft tarpaulin at shell nozzle, the edge of described tarpaulin is by limit
Position circle is fixed in housing.
After have employed said structure, due to the setting of spacing collar, prevent the break-make part of enclosure interior from the cavity of housing
Abjection；Additionally, due to the setting of opening part tarpaulin, further increase the waterproof and dustproof of enclosure interior.
As further improvement of the utility model, its side face of upper end edge of described button body has annular groove, described anti-
The top of water cap has the through hole of one and described annular groove shape adaptation, and described tarpaulin is socketed on button body by described through hole
Annular groove at.
After have employed said structure, strengthen the integraty between tarpaulin and button body, and avoid operation by
Press inaccurate situation when compressing switch, also improve by the identifiability compressed switch.
As further improvement of the utility model, it is recessed that described cavity inner wall is provided with described static contact shape adaptation
Groove, static contact is installed in groove.
After have employed said structure, cavity inner wall can be maintained on same even surface with static contact, decreases movable contact spring
With static contact abrasion between the two when being contacting and separating, make by compressing switch more durable, decrease operation by compressing switch
Time produce noise.
Accompanying drawing explanation
Fig. 1 is the front view of this utility model water-proof pressing switch embodiment；
Fig. 2 is the sectional view of A-A hatching along Fig. 1；
Fig. 3 is the explosive view of this utility model water-proof pressing switch embodiment；
Fig. 4 is the generalized section 1 of the housing of this utility model water-proof pressing switch embodiment；
Fig. 5 is the generalized section 2 of the housing of this utility model water-proof pressing switch embodiment；
Fig. 6 is the assembling STRUCTURE DECOMPOSITION schematic diagram of the tarpaulin part of this utility model water-proof pressing switch embodiment.
Detailed description of the invention
The embodiment of this utility model water-proof pressing switch is as shown in Figures 1 to 6: include housing 1, press component and conduction group
Part, described conductive component includes movable contact spring 32 and static contact 31, and the inside of housing 1 has a cavity 13, press component and conduction
Assembly is respectively placed in described cavity 13, and it is internal that one end of static contact 31 is placed in cavity 13, and the other end of static contact 31 is from housing
Extending in cavity 13 weld outside housing 1 and with cable 5 phase, the weld of cable 5 and static contact 31 is coated with and passes through encapsulating
The colloid 4 of injection mo(u)lding, the lower end of described housing 1 includes the location division 14 coordinating location with described colloid 4, described static contact
The other end of 31 is extended to outside housing 1 by the through hole of lower surface, location division 14, and the top of described colloid 4 is coated on location division
14, the bottom of colloid 4 is coated on the end of cable 5, and the peripheral side face of location division 14 has multiple breach 141, location division
Lower surface is provided with convex tendon 142.
In the present embodiment, described press component includes that break-make part 22 and button body 21, described break-make part 22 are placed in institute
Stating in the cavity 13 of housing 1 and can be along cavity about 13 sliding, button body 21 is fixedly arranged on the upper end of break-make part 22, described stationary contact
One end of sheet 31 is fixed on the medial wall on housing hollow 13 top, and described movable contact spring 32 is arranged at break-make part 22 side and stationary contact
The relative position of sheet 31, is provided with between described break-make part 22 and the end inwall of cavity 13 after making described press component press down on and resets
Back-moving spring 24.
In the present embodiment, the side opening of described break-make part 22 has the installing hole for installing described movable contact spring 32, dynamic tactile
Sheet 32 u-shaped and include two horizontal positioning ends and longitudinal direction compress end, the positioning end of movable contact spring 32 is fixed on described
In the installing hole of break-make part 22, the end elasticity that compresses of movable contact spring 32 is supported by the compressing to be provided with between end of break-make part 22 and movable contact spring 32
Be pressed on described static contact 31 compresses spring 33, and the end face that movable contact spring 32 contacts with static contact 31 is provided with arc convex 321.
In the present embodiment, the upper end of described housing 1 is provided with an opening connected with described housing hollow 13, opens at housing
Being provided with the spacing collar 11 preventing described break-make part 22 from deviating from from housing 1 at Kou, the endoporus of described spacing collar 11 is sized to
Passing for button body 21, be additionally provided with soft tarpaulin 12 at housing 1 opening part, this tarpaulin 12 has certain elastic force,
But its edge part hardness is higher, and the opening part of housing 1 is some larger compared with for the internal diameter of cavity, and both reach into
One shoulder rank platform 14, the edge of described tarpaulin 12 is fixed on described shoulder rank platform 14 by spacing collar 11.Institute
State spacing collar 11 be formed around some for coordinating fixing projection 111 with housing 1, described housing 1 opening part be provided with
The draw-in groove 15 matched.
In the present embodiment, its side face of upper end edge of described button body 21 has annular groove 211, the top of described tarpaulin 12
Portion has the through hole 121 of one and described annular groove 211 shape adaptation, and described tarpaulin 12 is socketed on button by described through hole 121
At the annular groove 211 of body 21.
In the present embodiment, described cavity inner wall is provided with and the groove 15 of described static contact 31 shape adaptation, and static contact is pacified
It is loaded in groove 15, as shown in Figure 4, Figure 5.
In an on state, movable contact spring 32 keeps contacting this utility model with static contact 31, and now back-moving spring 24 is in
Diastole state.When pressing button body 21, break-make part 22 moves down along with pressing, causes movable contact spring 32 and static contact 31
Separating, and then make energising disconnect, back-moving spring 24 now is then in compressive state.Once stop keying body 21 applying
Pressure, by the meeting Power resumption state under the effect of back-moving spring 24 that compresses switch.
Above example, the simply one of this utility model preferably specific embodiment, those skilled in the art are in this reality
It is included in protection domain of the present utility model by the usual variations and alternatives carried out in new technique aspects.
Claims (6)
1. a water-proof pressing switch, including housing, press component and conductive component, described conductive component includes movable contact spring and quiet
Contact, the inside of housing has a cavity, press component and conductive component and is respectively placed in described cavity, and one end of static contact is put
In cavity inside, the other end of static contact extends to hull outside in housing hollow and welds mutually with cable, it is characterised in that:
Cable is coated with the colloid by encapsulating injection mo(u)lding with the weld of static contact, and the lower end of described housing includes and described glue
Body coordinates the location division of location, and the other end of described static contact is extended to hull outside by the through hole of lower surface, location division, described
The top of colloid is coated on location division, and the bottom of colloid is coated on the end of cable, the peripheral side face of location division has multiple
Breach, the lower surface of location division is provided with convex tendon.
Water-proof pressing switch the most according to claim 1, it is characterised in that: described press component includes break-make part and button
Body, described break-make part is placed in the cavity of described housing and can be fixedly arranged on break-make part along the upper and lower sliding of cavity, button body
Upper end, one end of described static contact is fixed on the medial wall on housing hollow top, and described movable contact spring is arranged at break-make part side
With static contact relative to position, it is provided with between described break-make part and the end inwall of cavity after making described press component press down on and resets
Back-moving spring.
Water-proof pressing switch the most according to claim 2, it is characterised in that: the side opening of described break-make part has for installing
The installing hole of described movable contact spring, movable contact spring u-shaped and include two horizontal positioning ends and longitudinal direction compress end, movable contact spring
Positioning end be fixed in the installing hole of described break-make part, break-make part and compressing of movable contact spring are provided with supporting movable contact spring between end
Pressure side elasticity presses on the spring that compresses of described static contact, and the end face that movable contact spring contacts with static contact is provided with arc convex.
Water-proof pressing switch the most according to claim 3, it is characterised in that: the upper end of described housing be provided with one with described shell
The opening of body cavity connection, is provided with the spacing collar preventing described break-make part from deviating from from housing, described limit at shell nozzle
The endoporus of position circle is sized to pass for button body, is additionally provided with soft tarpaulin at shell nozzle, described tarpaulin
Edge is fixed in housing by spacing collar.
Water-proof pressing switch the most according to claim 4, it is characterised in that: its side face of upper end edge of described button body is opened
Having annular groove, the top of described tarpaulin to have the through hole of one and described annular groove shape adaptation, described tarpaulin passes through described through hole
It is socketed at the annular groove of button body.
Water-proof pressing switch the most according to claim 1, it is characterised in that: described cavity inner wall is provided with and described static contact
The groove of shape adaptation, static contact is installed in groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620719985.8U CN205845777U (en) | 2016-07-05 | 2016-07-05 | Water-proof pressing switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620719985.8U CN205845777U (en) | 2016-07-05 | 2016-07-05 | Water-proof pressing switch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205845777U true CN205845777U (en) | 2016-12-28 |
Family
ID=58150919
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620719985.8U Expired - Fee Related CN205845777U (en) | 2016-07-05 | 2016-07-05 | Water-proof pressing switch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205845777U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110211824A (en) * | 2019-06-10 | 2019-09-06 | 南通昌荣机电有限公司 | A kind of modularization limit switch and preparation method thereof |
-
2016
- 2016-07-05 CN CN201620719985.8U patent/CN205845777U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110211824A (en) * | 2019-06-10 | 2019-09-06 | 南通昌荣机电有限公司 | A kind of modularization limit switch and preparation method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20161228 Termination date: 20180705 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |