CN202549671U - Key switch waterproof structure - Google Patents
Key switch waterproof structure Download PDFInfo
- Publication number
- CN202549671U CN202549671U CN2012201632503U CN201220163250U CN202549671U CN 202549671 U CN202549671 U CN 202549671U CN 2012201632503 U CN2012201632503 U CN 2012201632503U CN 201220163250 U CN201220163250 U CN 201220163250U CN 202549671 U CN202549671 U CN 202549671U
- Authority
- CN
- China
- Prior art keywords
- combination pedestal
- place
- button
- groove
- control board
- 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 - Lifetime
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Abstract
The utility model provides a key switch waterproof structure. The key switch waterproof structure is characterized in that the inside of a combined seat is hollowed-out to allow installation of a key, a light permeable seat and an elastic part, positioning protruding ribs and positioning grooves are correspondingly arranged between the combined seat and an upper cover, fastening grooves and fastening portions are correspondingly arranged between the combined seat and a lower cover, the combined seat is provided with an outer stepped edge and an elastic clamping arm, the elastic clamping arm penetrates through a through hole on a control board to be fixedly clamped below the control board, the outer stepped edge is clamped above the control board to quickly combine all elements into a whole, and the combined seat is provided with a groove corresponding to the through hole of the control board and used for sleeving of a water retaining gasket. Further, the bottom face of a combined portion of the elastic part is circularly provided with a protruding water retaining rib, a waterproof cover is sleeved onto the key and the upper cover, and the water retaining gasket, the protruding water retaining rib and the waterproof cover form a three-level water retaining structure.
Description
Technical field
The key switch waterproof construction that the utility model provided mainly is to be applied on the waterproof technique of key switch.
Background technology
At present; The traditional key-press switch mostly only is provided with waterproof construction in the outside of combination pedestal between control board; The inside of combination pedestal does not have any waterproof construction is set; Cause water or other liquid easily from button and the combination switch that the control board below is invaded in formed slit between the pedestal, cause the situation generation of switch and circuit board short trouble, for it had both deposited one of the problem that waits to overcome solution and shortcoming.
In addition, the traditional key-press switch does not have light-emitting device is set, and whether cause night or dark place to distinguish to look switch is opening, for it had both deposited two of the problem that waits to overcome solution and shortcoming.
The utility model content
The main purpose of the utility model is to solve water or other liquid are invaded the switch of control board below easily from formed slit between button and the combination pedestal technical problem.
For reaching above-mentioned purpose, the utility model provides a kind of key switch waterproof construction, it is characterized in that, comprising: a control board, a combination pedestal, an elastomer, a lower cover, a button, a printing opacity seat, a loam cake, a switch; Wherein:
This control board is provided with perforation, and this combination pedestal is installed in this perforation;
The place, outside of this combination pedestal top is provided with outer terrace edge, and this outer terrace edge is slightly larger than perforation, is positioned the place, top of control board; The inside of this combination pedestal is Openworks shape and is provided with an open-work in the bottom, and this open-work bottom surface is provided with engagement groove, and this elastomer is installed in this engagement groove; The place, outside of this combination pedestal below is provided with at least two buckle slots; Locate to be provided with interior terrace edge, the range in the time of can supplying to limit button pressed around this lower cover and this at least two buckle slots buckle, this combination pedestal top interior; The place, inboard of this combination pedestal top is provided with at least two detents, and this loam cake is positioned this at least two detent;
This elastomeric shape makes the bowl that becomes to cover; The place, outside of this elastomer below is provided with the joint portion of expansion; The size of this joint portion is suitable with the engagement groove of combination pedestal, and this bottom surface, joint portion is provided with the sealing fin of a circle projection, and this elastomeric centre also is provided with upper and lower two pressure parts;
This lower cover is provided with eluding groove corresponding to the elasticity Ka Beichu of this combination pedestal, and this lower cover is provided with clamping part corresponding to the buckle slot place of this combination pedestal, and snaps into one each other, and the centre of this lower cover is provided with an axis hole;
This button is revealed in combination pedestal top, and this button bottom surface is provided with at least two trips that fix with this printing opacity seat, and this button rear is provided with the groove of dodging;
The both sides of this printing opacity seat top are provided with at least two draw-in grooves; Be integral with the trip fixing of button; This printing opacity seat is processed by light-transmitting materials; This printing opacity seat rear is provided with the transmittance section corresponding to the groove of dodging of button, and the place, outside of this printing opacity seat below is provided with outer terrace edge, and the center position of this printing opacity seat bottom is provided with pressure part;
This loam cake is the framework of hollow out, and this loam cake is provided with location rib corresponding to the location rib place of combination pedestal, is positioned to make up the place, location rib below of pedestal;
This switch is arranged on the circuit board, and this circuit board is provided with light-emitting component.
The utility model is compared with prior art: this combination pedestal is provided with groove corresponding to perforation place of control board, can supply a sheathed sealing packing ring, forms the first road waterproof construction; The bottom surface of this combination pedestal and elastomeric corresponding engagement groove and the joint portion of being provided with on every side; And utilize lower cover that the elastomer folder is established and fix, be provided with the sealing fin of a circle projection simultaneously in bottom surface, elastomeric joint portion, form the second road waterproof construction; Above this combination pedestal, locate to be provided with a loam cake in addition; And at button and the sheathed bucker of loam cake, form the 3rd road waterproof construction, in order to do utilizing the common water sealing structure that forms three roads of sealing packing ring, sealing fin and bucker; The switch that anti-sealing or other liquid are invaded the control board below from formed slit between key casing, loam cake and the combination pedestal; Avoid switch and the circuit board situation with fault that is short-circuited, prolong key switch normal useful life, have the enhancement on the effect.
Further, this combination pedestal is provided with groove corresponding to the inwall place of perforation, and waterstop pad is sheathed in this groove.
Further, the outside of this combination pedestal below is provided with at least two elasticity card arms, is fastened in the below of control board when the combination pedestal is installed in perforation from top to bottom through this two elasticity card arm.
Further, the outside sheathed bucker of this button and loam cake, this bucker is processed by transparent and rubber-like material, locates to be provided with opening groove inwardly around this bucker, and this bucker is installed in the outside of loam cake through this groove.
Further, this light-emitting component is the LED light-emitting diode.
Further, this switch top also is provided with one deck waterproof membrane.
Description of drawings
Fig. 1 is the solid assembling cross-sectional schematic of the utility model.
Fig. 2 is the perspective exploded view of the utility model.
Fig. 3 analyses and observe the assembling sketch map for the utility model.
Fig. 4 is the cross-sectional schematic along the M-M line of Fig. 3.
Fig. 5 is the cross-sectional schematic along the B-B line of Fig. 3.
Fig. 6 is the user mode sketch map of the utility model.
Wherein, description of reference numerals is following:
10 ... Control board
11 ... Perforation
20 ... The combination pedestal
21 ... Outer terrace edge
22 ... Groove
23 ... The sealing packing ring
24 ... Elasticity card arm
25 ... Open-work
26 ... Engagement groove
27 ... Buckle slot
28 ... Interior terrace edge
29 ... Detent
30 ... Elastomer
31 ... The joint portion
32 ... The sealing fin
33 ... Last pressure part
34 ... Following pressure part
40 ... Lower cover
41 ... Eluding groove
42 ... Clamping part
43 ... Axis hole
50 ... Button
51 ... Trip
52 ... The groove of dodging
60 ... The printing opacity seat
61 ... Draw-in groove
62 ... The transmittance section
63 ... Outer terrace edge
64 ... Pressure part
70 ... Loam cake
71 ... Location rib
80 ... Bucker
81 ... Groove
90 ... Switch
91 ... Circuit board
92 ... Light-emitting component
93 ... Waterproof membrane
Embodiment
Understand structure content of the utility model and the function and benefit that can reach in depth for those skilled in the art are easy to, enumerate two specific embodiments now, and cooperate graphic detailed introduction explanation as follows:
A kind of key switch waterproof construction please be consulted the user mode sketch map along the cross-sectional schematic of the M-M of Fig. 3 and B-B line and the utility model shown in Figure 6 of analysing and observe assembling sketch map, Fig. 4 and the utility model shown in Figure 5 of the perspective exploded view of the solid assembling cross-sectional schematic of the utility model shown in Figure 1, the utility model shown in Figure 2, the utility model shown in Figure 3.Mainly be to combine jointly by a control board 10, a combination pedestal 20, an elastomer 30, a lower cover 40, a button 50, a printing opacity seat 60, a loam cake 70, a bucker 80,90 on a switch.Wherein:
This control board 10 is provided with perforation 11, as the usefulness of installing combination pedestal 20.The place, outside of these combination pedestal 20 tops is provided with outer terrace edge 21, and this outer terrace edge 21 is slightly larger than perforation 11, to be positioned the place, top of control board 10.This combination pedestal 20 is provided with groove 22 corresponding to the inwall place of perforation 11, is convenient to sheathed sealing packing ring 23.Left and right two outsides of these combination pedestal 20 belows are provided with two elasticity card arms 24; Let combination pedestal 20 be installed in perforation 11 o'clock from top to bottom; This two elasticity card arm 24 can inwardly shrink earlier, waits two elasticity card arms 24 to expand outwardly after 11 through boring a hole, to be fastened in the place, below of control board 10 again.The inside of this combination pedestal 20 is Openworks shape, can supply to install an elastomer 30, a button 50, a printing opacity seat 60 and a loam cake 70.These combination pedestal 20 bottoms are provided with an open-work 25, and these open-work 25 bottom surfaces are provided with engagement groove 26, can supply to install an elastomer 30.The outside corner of these combination pedestal 20 belows is provided with the buckle slot 27 of four depressions, to snap into one with lower cover 40.Terrace edge 28 in locating to be provided with around this combination pedestal 20 tops interior, the range in the time of can supplying to limit button 50 and press down.Forward and backward two inboard places of these combination pedestal 20 tops are provided with two detents 29, are convenient to loam cake 70 location.
This elastomer 30 is processed by elastic material, for example: rubber material, the rough bowl that becomes to cover that makes of the shape of this elastomer 30.The place, outside of these elastomer 30 belows is provided with the joint portion 31 of expansion, and the engagement groove 26 of the size of this joint portion 31 and this combination pedestal 20 is suitable.These 31 bottom surfaces, joint portion are provided with the sealing fin 32 of a circle projection.The centre of this elastomer 30 also is provided with upper and lower two pressure parts 33,34, and pressure part 33 contacts with the pressure part 64 of printing opacity seat 60 on this, and 34 of this time pressure parts pass lower cover 40 and contact with switch 90.
The and arranged on left and right sides of this lower cover 40 is provided with eluding groove 41, and the elasticity card arm 24 of being convenient to make up pedestal 20 is dodged.The interior corner on every side of this lower cover 40 is provided with the clamping part 42 of four protrusions, snaps into one with the buckle slot 27 with combination pedestal 20.The centre of this lower cover 40 is provided with an axis hole 43, and the following pressure part 34 of being convenient to elastomer 30 passes.
This button 50 is revealed in combination pedestal 20 tops, and person easy to use presses and presses.The and arranged on left and right sides place of these button 50 bottom surfaces is provided with two trips 51, in the draw-in groove 61 that is fastened in printing opacity seat 60.These button 50 rears are provided with the groove 52 of dodging, and the transmittance section 62 of being convenient to printing opacity seat 60 appears.
The and arranged on left and right sides of these printing opacity seat 60 tops is provided with two draw-in grooves 61, can supply trip 51 fixings of button 50 to be integral.This printing opacity seat 60 is processed by light-transmitting materials.These printing opacity seat 60 rears are provided with transmittance section 62 corresponding to groove 52 places of dodging of button 50, and the place, outside of these printing opacity seat 60 belows is provided with outer terrace edge 63, as the usefulness that prevents that printing opacity seat 60 from deviating from.The center position of these printing opacity seat 60 bottoms is provided with pressure part 64, presses the last pressure part 33 of pressing elastomer 30 by pressure part 64, lets these elastomer 30 strains, makes that the following pressure part 34 of elastomer 30 can pressing switch 90.
This loam cake 70 is the framework of hollow out.These loam cake 70 forward and backward two outsides are provided with two location rib 71, make up in two detents 29 of pedestal 20 being positioned.
This bucker 80 is to be processed by transparent and rubber-like material, and this bucker 80 is sheathed on button 50 and loam cake 70 outsides.Locate to be provided with opening groove 81 inwardly around this bucker 80, can supply to be installed in the outside of loam cake 70, have waterproof and dustproof effect.
This switch 90 is arranged on the circuit board 91.This circuit board 91 is provided with a light-emitting component 92.This light-emitting component 92 can be the LED light-emitting diode.These switch 90 tops also are provided with one deck waterproof membrane 93.
By the utility model that above-mentioned each component structure combined, a kind of key switch waterproof construction is provided, when practical operation is used:
Please consult shown in Figure 6: be the user mode sketch map of the utility model.When pressure is pressed button 50, utilize the pressure part 64 of printing opacity seat 60 to press last pressure part 33, let these elastomer 30 strains, make that the following pressure part 34 of elastomer 30 can pressing switch 90, form an opening by elastomer 30; Simultaneously, lighting elements 92, light is appeared by the transmittance section 62 of printing opacity seat 60 and forms luminance.
Comprehensive above-mentioned institute is old, and the utility model provides a kind of key switch waterproof construction, and process the applicant is actual to manufacture after completion and the repeatable operation test; Confirm to reach really the desired function and benefit of the utility model; Again in the streets still there not being at present " utility model " of information, have " value on the industry " simultaneously, really met the establishment main idea of utility model patent " practicality " and " creativeness "; According to the regulation of Patent Law, utility application is proposed.
Claims (6)
1. a key switch waterproof construction is characterized in that, comprising: a control board, a combination pedestal, an elastomer, a lower cover, a button, a printing opacity seat, a loam cake, a switch; Wherein:
This control board is provided with perforation, and this combination pedestal is installed in this perforation;
The place, outside of this combination pedestal top is provided with outer terrace edge, and this outer terrace edge is slightly larger than perforation, is positioned the place, top of control board; The inside of this combination pedestal is Openworks shape and is provided with an open-work in the bottom, and this open-work bottom surface is provided with engagement groove, and this elastomer is installed in this engagement groove; The place, outside of this combination pedestal below is provided with at least two buckle slots; Locate to be provided with interior terrace edge, the range in the time of can supplying to limit button pressed around this lower cover and this at least two buckle slots buckle, this combination pedestal top interior; The place, inboard of this combination pedestal top is provided with at least two detents, and this loam cake is positioned this at least two detent;
This elastomeric shape makes the bowl that becomes to cover; The place, outside of this elastomer below is provided with the joint portion of expansion; The size of this joint portion is suitable with the engagement groove of combination pedestal, and this bottom surface, joint portion is provided with the sealing fin of a circle projection, and this elastomeric centre also is provided with upper and lower two pressure parts;
This lower cover is provided with eluding groove corresponding to the elasticity Ka Beichu of this combination pedestal, and this lower cover is provided with clamping part corresponding to the buckle slot place of this combination pedestal, and snaps into one each other, and the centre of this lower cover is provided with an axis hole;
This button is revealed in combination pedestal top, and this button bottom surface is provided with at least two trips that fix with this printing opacity seat, and this button rear is provided with the groove of dodging;
The both sides of this printing opacity seat top are provided with at least two draw-in grooves; Be integral with the trip fixing of button; This printing opacity seat is processed by light-transmitting materials; This printing opacity seat rear is provided with the transmittance section corresponding to the groove of dodging of button, and the place, outside of this printing opacity seat below is provided with outer terrace edge, and the center position of this printing opacity seat bottom is provided with pressure part;
This loam cake is the framework of hollow out, and this loam cake is provided with location rib corresponding to the location rib place of combination pedestal, is positioned to make up the place, location rib below of pedestal;
This switch is arranged on the circuit board, and this circuit board is provided with light-emitting component.
2. key switch waterproof construction as claimed in claim 1 is characterized in that, this combination pedestal is provided with groove corresponding to the inwall place of perforation, and waterstop pad is sheathed in this groove.
3. key switch waterproof construction as claimed in claim 1 is characterized in that, the outside of this combination pedestal below is provided with at least two elasticity card arms, is fastened in the below of control board when the combination pedestal is installed in perforation from top to bottom through this two elasticity card arm.
4. key switch waterproof construction as claimed in claim 1; It is characterized in that; The outside sheathed bucker of this button and loam cake; This bucker is processed by transparent and rubber-like material, locates to be provided with opening groove inwardly around this bucker, and this bucker is installed in the outside of loam cake through this groove.
5. key switch waterproof construction as claimed in claim 1 is characterized in that, this light-emitting component is the LED light-emitting diode.
6. key switch waterproof construction as claimed in claim 1 is characterized in that, this switch top also is provided with one deck waterproof membrane.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012201632503U CN202549671U (en) | 2012-04-16 | 2012-04-16 | Key switch waterproof structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012201632503U CN202549671U (en) | 2012-04-16 | 2012-04-16 | Key switch waterproof structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202549671U true CN202549671U (en) | 2012-11-21 |
Family
ID=47170261
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012201632503U Expired - Lifetime CN202549671U (en) | 2012-04-16 | 2012-04-16 | Key switch waterproof structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202549671U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106067398A (en) * | 2015-04-23 | 2016-11-02 | 阿尔卑斯电气株式会社 | Electric component |
| CN107293432A (en) * | 2017-07-26 | 2017-10-24 | 贵州振华华联电子有限公司 | A kind of highly reliable band lamp button switch of compact panel waterproof |
| CN107331563A (en) * | 2017-07-06 | 2017-11-07 | 东莞市凯华电子有限公司 | A kind of ultrathin key switch of high balance |
| CN111418199A (en) * | 2018-11-28 | 2020-07-14 | 深圳市大疆创新科技有限公司 | Protective shell structure, handheld cloud platform and shooting equipment |
| CN111613460A (en) * | 2019-02-26 | 2020-09-01 | 东洋电装株式会社 | Switch device for vehicle |
| CN113410080A (en) * | 2019-02-01 | 2021-09-17 | 神讯电脑(昆山)有限公司 | Key module and keyboard |
-
2012
- 2012-04-16 CN CN2012201632503U patent/CN202549671U/en not_active Expired - Lifetime
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106067398A (en) * | 2015-04-23 | 2016-11-02 | 阿尔卑斯电气株式会社 | Electric component |
| CN106067398B (en) * | 2015-04-23 | 2018-04-20 | 阿尔卑斯电气株式会社 | Electric component |
| CN107331563A (en) * | 2017-07-06 | 2017-11-07 | 东莞市凯华电子有限公司 | A kind of ultrathin key switch of high balance |
| CN107293432A (en) * | 2017-07-26 | 2017-10-24 | 贵州振华华联电子有限公司 | A kind of highly reliable band lamp button switch of compact panel waterproof |
| CN107293432B (en) * | 2017-07-26 | 2019-05-14 | 贵州振华华联电子有限公司 | A kind of highly reliable band lamp button switch of compact panel waterproof |
| CN111418199A (en) * | 2018-11-28 | 2020-07-14 | 深圳市大疆创新科技有限公司 | Protective shell structure, handheld cloud platform and shooting equipment |
| CN111418199B (en) * | 2018-11-28 | 2022-07-15 | 深圳市大疆创新科技有限公司 | Protective shell structure, handheld cloud platform and shooting equipment |
| CN113410080A (en) * | 2019-02-01 | 2021-09-17 | 神讯电脑(昆山)有限公司 | Key module and keyboard |
| CN113410080B (en) * | 2019-02-01 | 2024-02-02 | 神讯电脑(昆山)有限公司 | Key module and keyboard |
| CN111613460A (en) * | 2019-02-26 | 2020-09-01 | 东洋电装株式会社 | Switch device for vehicle |
| CN111613460B (en) * | 2019-02-26 | 2022-07-26 | 东洋电装株式会社 | Switch device for vehicle |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20121121 |