CN209357632U - A kind of water proof and dust proof switch of high reliability - Google Patents
A kind of water proof and dust proof switch of high reliability Download PDFInfo
- Publication number
- CN209357632U CN209357632U CN201920268033.2U CN201920268033U CN209357632U CN 209357632 U CN209357632 U CN 209357632U CN 201920268033 U CN201920268033 U CN 201920268033U CN 209357632 U CN209357632 U CN 209357632U
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- CN
- China
- Prior art keywords
- needle stand
- shell
- elastic slice
- high reliability
- silica gel
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- Push-Button Switches (AREA)
- Switches With Compound Operations (AREA)
Abstract
The utility model relates to a kind of water proof and dust proof of high reliability switches, needle stand including being snapped connection with shell and shell, the elastic slice for being switched on or switched off needle stand and the silica gel handle for driving elastic slice to act, it is provided with multiple riveting feet for being used to fix needle stand on the shell, is provided with and the one-to-one riveting press groove of riveting foot on the needle stand；Shell pin, support leg and the scolding tin foot to be extended out by the support leg for being welded and fixed for fixing are additionally provided on the shell.The utility model provides a kind of water proof and dust proof switch of high reliability, it is not only connected firmly between each component, silica gel hardly walks offset, water proof and dust proof switch and pcb board stable connection, the use good hand touch of switch, service life are long, and are able to achieve good water proof and dust proof effect.
Description
Technical field
The utility model relates to field of switches, switch especially with regard to a kind of water proof and dust proof of high reliability.
Background technique
Switch is important electrical equipment, water inlet or the normal work that electrical contact in switch can be all seriously affected into ash,
Cause switch can not normal use, the service life of switch is reduced, just because of this, water proof and dust proof becomes the important performance of switch
One of index.Existing switch is mostly composed of several components, shell, needle stand, handle etc. is specifically included, after each component assembling
It also needs to leave activity space to handle, necessarily causes around handle that there are various gaps, it is difficult to reach good water proof and dust proof
Effect shows water proof and dust proof by upper cover and silica gel cover buckle consolidation at present to solve this problem, the disadvantage is that it is poor using feel,
And silica gel is easy the offset that walks.
Utility model content
In view of this, the utility model is in order to solve the above technical problems, provide a kind of water proof and dust proof switch of high reliability,
It is not only connected firmly between each component, silica gel hardly walks offset, water proof and dust proof switch and pcb board stable connection, switch
Use good hand touch, the service life it is long, and be able to achieve good water proof and dust proof effect.
The purpose of this utility model is achieved through the following technical solutions:
A kind of water proof and dust proof switch of high reliability, including shell, the needle stand snapped connection with shell, for connecing on-off
The elastic slice of needle stand and the silica gel handle for driving elastic slice to act are opened, is provided on the shell multiple for fixing needle stand
Riveting foot, be provided with and the one-to-one riveting press groove of riveting foot on the needle stand；It is additionally provided on the shell for fixing
Shell pin, support leg and the scolding tin foot to be extended out by the support leg for being welded and fixed.
Further, the silica gel handle is arranged in the gap between shell and needle stand, is arranged on the silica gel handle
Have multiple positioning columns, be provided on the needle stand with the one-to-one locating slot of positioning column position dimension, be arranged on the needle stand
There is the waterproof rib with silica gel handle surface mutual extrusion.
Further, the needle stand is provided with accommodation groove, and the waterproof rib is located at accommodation groove edge, and the waterproof rib is higher than
Needle stand surface, the accommodation groove bottom edge region are provided with edge contact, during the accommodation groove bottom central zones are provided with
Contact is entreated, the elastic slice is arranged in accommodation groove, and the arc-shaped protrusion of elastic slice, the elastic slice edge is abutted with edge contact,
The middle section of the elastic slice is corresponding with center contact position, and elasticity can occur under external force for the middle section of the elastic slice
Deformation.
Further, the silica gel handle include can the silicagel pad that deformation occurs, with silicagel pad be integrally formed and be raised in
Silicagel pad surface side handle protrusion and with silicagel pad be integrally formed and be raised in the silicagel pad surface other side silica gel it is convex
It rises, the shell is provided with a circular hole, and the handle protrusion passes through the circular hole and is raised in case surface, the silica gel protrusion
It is connected with elastic slice middle section.
Preferably, multiple stitch are provided on the needle stand, the stitch electrically connects with edge contact, center contact respectively
It connects.
Preferably, it is provided with the snap-gauge for snapping connection with needle stand on the shell, is provided with bayonet on the snap-gauge,
The side of the needle stand is provided with the card convex for deducting into bayonet.
Preferably, the accommodation groove is rounded, and waterproof rib is annular in shape, and the elastic slice is disk corresponding with accommodating groove shape
Shape, the elastic slice center projections.
Preferably, the support leg is extended from snap-gauge, and the scolding tin foot and snap-gauge are in 90 ° of angles.
Preferably, the multiple scolding tin foot is in the same plane, and the shell pin passes through the multiple scolding tin foot institute
In plane.
The beneficial effect of the utility model compared to the prior art is:
The water proof and dust proof of the high reliability of the utility model switchs, multiple support legs on shell, multiple needles on needle stand
Foot is connect with pcb board soldering, and also increases the shell pin in an insertion pcb board on the shell, guarantees switch peace
After pcb board, switch can carry very big lateral thrust when laterally pressing switch, guarantee the pressing stability and hand of switch
Feel stability.
Contraposition and set are realized by the locating slot on the positioning column and needle stand on silica gel handle between silica gel handle and needle stand
Dress, silica gel handle is when pressing, always by the constraint position-limiting action between positioning column and locating slot, be effectively ensured silica gel push-button with
Positioning or skew will not occur between needle stand.
Waterproof rib is provided on needle stand, wherein waterproof rib and silica gel handle contact with each other and have a degree of mutually crowded
Pressure guarantees that the junction of silica gel handle and needle stand has leakproofness good enough, can effective water proof and dust proof.
Riveting foot corresponding with the riveting press groove on needle stand is additionally provided on shell, riveting foot is tightly buckled on riveting press groove,
So that shell, silica gel handle, elastic slice, needle stand are combined closely, it is further ensured that the globality of the water proof and dust proof switch of high reliability,
A possibility that reducing each component sideslip, while also improving the water proof and dust proof ability of switch.
Detailed description of the invention
Fig. 1 is the explosive view of the water proof and dust proof switch of high reliability in an embodiment of the present invention.
Fig. 2 is the explosive view of silica gel handle and needle stand in an embodiment of the present invention.
Fig. 3 is the installation diagram of the water proof and dust proof switch of high reliability in an embodiment of the present invention.
Fig. 4 is the sectional view of the water proof and dust proof switch of high reliability in an embodiment of the present invention.
Fig. 5 is the bottom view of the water proof and dust proof switch of high reliability in an embodiment of the present invention.
Fig. 6 is the tilt filter figure of the water proof and dust proof switch of high reliability in an embodiment of the present invention.
Fig. 7 is that the state diagram of pcb board is arranged in the water proof and dust proof switch of high reliability in an embodiment of the present invention.
Specific embodiment
In order to facilitate the understanding of those skilled in the art, below in conjunction with specific embodiments and drawings to the utility model make into
One step detailed description.
Fig. 1-7 is please referred to, the utility model embodiment includes:
A kind of water proof and dust proof switch of high reliability, is arranged on pcb board 5, the shell 1 including connect with pcb board 5 and
The needle stand 2 that shell 1 snaps connection, the elastic slice 3 for being switched on or switched off 2 conductance channel of needle stand and for driving elastic slice 3 mobile
Silica gel handle 4, silica gel handle 4 is arranged in the gap between shell 1 and needle stand 2, and 4 positioning are provided on silica gel handle 4
Column 41, be provided on needle stand 2 with the one-to-one locating slot 21 of 41 position dimension of positioning column, be provided on needle stand 2 with silica gel by
The waterproof rib 23 of 4 surface mutual extrusion of handle.The water proof and dust proof of the high reliability of the present embodiment switchs, between silica gel handle and needle stand
Realize contraposition and suit by locating slot on the positioning column and needle stand on silica gel handle, silica gel handle when pressing, always by
To the constraint position-limiting action between positioning column and locating slot, positioning or skew will not be occurred by being effectively ensured between silica gel push-button and needle stand.
The waterproof rib being arranged on needle stand, wherein waterproof rib and silica gel handle contact with each other and have a degree of mutual extrusion, guarantee silicon
The junction of glue handle and needle stand has leakproofness good enough, can effective water proof and dust proof.
It is provided with 4 on shell 1 for fixing the riveting foot 11 of needle stand 2, is provided on needle stand 2 a pair of with riveting foot 11 1
The riveting press groove 28 answered.It is provided with riveting foot corresponding with the riveting press groove on needle stand on shell, by tightly detaining riveting foot
On riveting press groove, so that shell, silica gel handle, elastic slice, needle stand are combined closely, it is further ensured that the water proof and dust proof of high reliability is opened
The globality of pass, a possibility that reducing each component sideslip, while also improving the water proof and dust proof ability of switch.
Needle stand 2 is provided with accommodation groove 22, and waterproof rib 23 is located at 22 edge of accommodation groove, and waterproof rib 23 is higher than 2 surface of needle stand, holds
It sets 22 bottom edge region of slot and is provided with edge contact 24,22 bottom central zones of accommodation groove are provided with center contact 25, elastic slice 3
Be arranged in accommodation groove 22, the arc-shaped protrusion of elastic slice 3,3 edge of elastic slice is abutted with edge contact 24, the middle section of elastic slice 3 and
25 position of center contact is corresponding, and elastic deformation can occur under external force for the middle section of elastic slice 3.Silica gel handle 4 includes can
The silicagel pad 42 that deformation occurs, the handle protrusion 43 for being integrally formed with silicagel pad 42 and being raised in 42 surface side of silicagel pad, with
And the silica gel protrusion 44 of the 42 surface other side of silicagel pad is integrally formed and is raised in silicagel pad 42, shell 1 is provided with a circular hole
12, handle protrusion 43 passes through circular hole 12 and is raised in 1 surface of shell, and silica gel protrusion 44 is connected with 3 middle section of elastic slice.Outside
The shell pin 13 for being inserted into pcb board 5 and 4 support legs 14 for welding with pcb board, shell are additionally provided on shell 1
Pin 13 and support leg 14 are located at the same side of shell 1.2 stitch 26 being electrically connected with pcb board 5, needle are provided on needle stand 2
Foot 26 and edge contact 24, center contact 25 are electrically connected, and stitch 26 is in the water proof and dust proof of high reliability with shell pin 13
The same side of switch.2 stitch in 4 support legs, needle stand on shell are connect with pcb board soldering, and also in shell
On increase one insertion pcb board in shell pin, guarantee switch be mounted on pcb board after, switch energy when laterally pressing switch
The very big lateral thrust of enough carryings, guarantees the pressing stability and feel stability of switch.
It is provided with the snap-gauge 15 for snapping connection with needle stand 2 on shell 1, bayonet 16 is provided on snap-gauge 15, needle stand 2
Side is provided with for the card convex 27 arrived in bayonet 16 that deducts.Accommodation groove 22 is rounded, and waterproof rib 23 is annular in shape, elastic slice 3 be with
The corresponding disc-shaped of 22 shape of accommodation groove, 3 center projections of elastic slice.Support leg 14 is extended from snap-gauge 15, and support leg 14 includes
Scolding tin foot 17, scolding tin foot 17 and snap-gauge 15 are in 90 ° of angles, and stitch 26 is equipped with welding surface.4 scolding tin foot 17 and 2 welding surfaces
In the same plane, shell pin 13 passes through multiple 17 place planes of scolding tin foot.
Although the description combination embodiments above to the utility model carries out, it is familiar with the art
Personnel can carry out many replacements based on the above contents, modifications and variations, be obvious.Therefore, all such
Substitution, improvements and changes are included in the spirit and scope of appended claims.
Claims (7)
1. a kind of water proof and dust proof of high reliability switchs, including shell (1), the needle stand (2) snapped connection with shell (1), it is used for
It is switched on or switched off the elastic slice (3) of needle stand (2) and the silica gel handle (4) for driving elastic slice (3) to act, which is characterized in that institute
It states and is provided with multiple riveting feet (11) for being used to fix needle stand (2) on shell (1), be provided with and riveting foot on the needle stand (2)
(11) one-to-one riveting press groove (28)；Shell pin (13) for fixing, support leg are additionally provided on the shell (1)
(14) and by the support leg (14) the scolding tin foot (17) to extend out for being welded and fixed.
2. the water proof and dust proof of high reliability according to claim 1 switchs, which is characterized in that the silica gel handle (4) sets
It sets in the gap between shell (1) and needle stand (2), is provided with multiple positioning columns (41), the needle on the silica gel handle (4)
Be provided on seat (2) with the one-to-one locating slot of positioning column (41) position dimension (21), be provided on the needle stand (2) and silicon
The waterproof rib (23) of glue handle (4) surface mutual extrusion.
3. the water proof and dust proof of high reliability according to claim 2 switchs, which is characterized in that the needle stand (2) is provided with
Accommodation groove (22), the waterproof rib (23) are located at accommodation groove (22) edge, and the waterproof rib (23) is higher than needle stand (2) surface, institute
It states accommodation groove (22) bottom edge region to be provided with edge contact (24), during accommodation groove (22) bottom central zones are provided with
It entreats contact (25), elastic slice (3) setting is in accommodation groove (22), the arc-shaped protrusion of the elastic slice (3), elastic slice (3) side
Along abutting with edge contact (24), the middle section of the elastic slice (3) is corresponding with center contact (25) position, the elastic slice (3)
Middle section elastic deformation can occur under external force.
4. the water proof and dust proof of high reliability according to claim 1 switchs, which is characterized in that silica gel handle (4) packet
Including can the silicagel pad (42) that deformation occurs, the handle for being integrally formed with silicagel pad (42) and being raised in silicagel pad (42) surface side
Raised (43) and the silica gel protrusion (44) that silicagel pad (42) surface other side is integrally formed and be raised in silicagel pad (42),
The shell (1) is provided with a circular hole (12), and the handle raised (43) passes through the circular hole (12) and is raised in shell (1) table
Face, the silica gel raised (44) and elastic slice (3) middle section connect.
5. the water proof and dust proof of high reliability according to claim 3 switchs, which is characterized in that be arranged on the needle stand (2)
Have multiple stitch (26), the stitch (26) is electrically connected with edge contact (24), center contact (25) respectively.
6. the water proof and dust proof of high reliability according to claim 1 switchs, which is characterized in that be arranged on the shell (1)
There is the snap-gauge (15) for snapping connection with needle stand (2), is provided with bayonet (16) on the snap-gauge (15), the needle stand (2)
Side is provided with for deducting to the card convex (27) in bayonet (16).
7. the water proof and dust proof of high reliability according to claim 3 switchs, which is characterized in that the accommodation groove (22) is in circle
Shape, annularly, the elastic slice (3) is disc-shaped corresponding with accommodation groove (22) shape to waterproof rib (23), elastic slice (3) center
Protrusion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920268033.2U CN209357632U (en) | 2019-03-04 | 2019-03-04 | A kind of water proof and dust proof switch of high reliability |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920268033.2U CN209357632U (en) | 2019-03-04 | 2019-03-04 | A kind of water proof and dust proof switch of high reliability |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209357632U true CN209357632U (en) | 2019-09-06 |
Family
ID=67803898
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920268033.2U Active CN209357632U (en) | 2019-03-04 | 2019-03-04 | A kind of water proof and dust proof switch of high reliability |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209357632U (en) |
-
2019
- 2019-03-04 CN CN201920268033.2U patent/CN209357632U/en active Active
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| GR01 | Patent grant |