CN110416012A - Key water-proof structure and electronic equipment - Google Patents
Key water-proof structure and electronic equipment Download PDFInfo
- Publication number
- CN110416012A CN110416012A CN201910674520.3A CN201910674520A CN110416012A CN 110416012 A CN110416012 A CN 110416012A CN 201910674520 A CN201910674520 A CN 201910674520A CN 110416012 A CN110416012 A CN 110416012A
- Authority
- CN
- China
- Prior art keywords
- button
- plate
- circuit board
- mounting hole
- silica gel
- 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.)
- Granted
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Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H13/00—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch
- H01H13/02—Details
- H01H13/04—Cases; Covers
- H01H13/06—Dustproof, splashproof, drip-proof, waterproof or flameproof casings
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H2223/00—Casings
- H01H2223/002—Casings sealed
Landscapes
- Push-Button Switches (AREA)
- Switch Cases, Indication, And Locking (AREA)
Abstract
The invention discloses a kind of key water-proof structure and electronic equipments, the key water-proof structure includes metal shell, circuit board, silica gel push-button and pressing plate, metal shell is equipped with the first accommodation groove, circuit board, silica gel push-button and pressing plate are set gradually from top to bottom in the first accommodation groove, the one side of silica gel push-button towards metal shell is equipped with the second accommodation groove, it is recessed inwardly to form third accommodation groove in second accommodation groove, circuit board is housed in the second accommodation groove, microswitch is equipped in third accommodation groove, microswitch and circuit board are electrically connected, the one side of silica gel push-button towards pressing plate is equipped with button, button is correspondingly arranged with microswitch, by countersunk head screw by pressing plate, silica gel push-button, circuit board and metal shell are fixed together, silica gel push-button respectively with metal shell, circuit board, pressing plate contact.The waterproof performance of the key water-proof structure is more preferable.
Description
Technical field
The present invention relates to technical field of electronic equipment, more particularly to a kind of key water-proof structure and electronic equipment.
Background technique
Electronic communication industry requires higher and higher, existing key water-proof structure for the waterproofing design of electronic equipment at present
All it is to be designed for shallow water, the application scenarios such as drench with rain, and for the special population of underwater operation, there is this key waterproof
The electronic product of structure will be unable to using.
The special population of this kind of underwater operation is mainly fire fighter, diver, and individual soldier swims across and swim fan, this kind of
Electronic equipment usually can be immersed in water by crowd, since key needs to press it, to the waterproofness of key
More stringent requirements are proposed for energy.
Summary of the invention
An object of the present invention is to provide a kind of better key water-proof structures of waterproof performance.
A kind of key water-proof structure, including metal shell, circuit board, silica gel push-button and pressing plate are set on the metal shell
Have the first accommodation groove, the circuit board, the silica gel push-button and the pressing plate in first accommodation groove from top to bottom successively
Setting, the one side of the silica gel push-button towards the metal shell are equipped with the second accommodation groove, concave in second accommodation groove
It falls into and forms third accommodation groove, the circuit board is housed in second accommodation groove, is opened in the third accommodation groove equipped with fine motion
It closes, the microswitch and the circuit board are electrically connected, and the one side of the silica gel push-button towards the pressing plate is equipped with button, institute
Button is stated to be correspondingly arranged with the microswitch, by countersunk head screw by the pressing plate, the silica gel push-button, the circuit board and
The metal shell is fixed together, and the silica gel push-button connects with the metal shell, the circuit board, the pressing plate respectively
Touching.
The of metal shell is arranged in the key water-proof structure proposed according to the present invention, circuit board, silica gel push-button and pressing plate
In one accommodation groove, silica gel push-button is contacted with metal shell, circuit board, pressing plate respectively, and pressing plate is pressed on silica gel push-button, can give silica gel
Key applies pressure, and silica gel push-button can generate certain deformation after stress, and such deformation can be reinforced on the basis of compression
The compactness that silica gel push-button is contacted with metal shell, circuit board, pressing plate cooperates countersunk head screw by pressing plate, silica gel push-button, circuit board
It is fixed together with metal shell, ensure that the key water-proof structure has stronger sealing waterproof performance, actual test shows
The key water-proof structure can be realized underwater 1.5 meters of water-proof function, meet the use demand of the special population of underwater operation, this
Outside, microswitch is located in the third accommodation groove on silica gel push-button, can save wall thickness space.
In addition, the key water-proof structure provided according to the present invention, can also have the following additional technical features:
Further, the first mounting hole is equipped in first accommodation groove, the circuit board is equipped with the second mounting hole, institute
Silica gel push-button is stated equipped with third mounting hole, the pressing plate is equipped with the 4th mounting hole, first mounting hole, second peace
Dress hole, the third mounting hole, the 4th mounting hole are correspondingly arranged, and the countersunk head screw sequentially passes through the 4th installation
Hole, the third mounting hole, second mounting hole and first mounting hole, by the pressing plate, the silica gel push-button, institute
It states circuit board and the metal shell is fixed together.
Further, first mounting hole is non-through pore structure, second mounting hole, the third mounting hole, institute
Stating the 4th mounting hole is through-hole structure.
Further, the key water-proof structure further includes plate-to-plate master socket, flexible circuit board and plate to plate male end, described
Plate is mounted on the flexible circuit board plate male end, and the flexible circuit board is mounted on the metal shell backwards to the circuit
The one side of plate, the metal shell are equipped with through the 5th mounting hole, and the plate-to-plate master socket is mounted on the circuit board backwards
The one side of the silica gel push-button, the plate-to-plate master socket and the plate cooperate plate male end, and the plate is to plate male end and described
Plate-to-plate master socket is located in the 5th mounting hole.
Further, the flush on the surface of the metal shell and the pressing plate.
Further, the pressing plate is equipped with escape groove, and the button is located in the escape groove.
Further, the pressing plate is using high violent steel.
Further, the edge of the silica gel push-button is equipped with successively first horizontal portion connected vertically, vertical component effect and second
Horizontal part, the edge of the circuit board are located at the area that the first horizontal portion, the vertical component effect and second horizontal part enclose
In domain, the outside of the first horizontal portion is contacted with the pressing plate, outside the outside of the vertical component effect and second horizontal part
Side is contacted with the metal shell.
It is another object of the present invention to propose a kind of electronic equipment using above-mentioned key water-proof structure.
Additional aspect and advantage of the invention will be set forth in part in the description, and will partially become from the following description
Obviously, or practice through the invention is recognized.
Detailed description of the invention
Above-mentioned and/or additional aspect of the invention and advantage will become from the description of the embodiment in conjunction with the following figures
Obviously and it is readily appreciated that, in which:
Fig. 1 is the structural schematic diagram of the key water-proof structure of first embodiment of the invention after assembling；
Fig. 2 is the configuration schematic diagram of the key water-proof structure of first embodiment of the invention；
Fig. 3 is the structural schematic diagram of silica gel push-button；
Fig. 4 is the positive structure diagram of Fig. 1；
Fig. 5 is the cross-sectional view in the face A-A in Fig. 4；
Fig. 6 is the enlarged drawing of Fig. 5 centre circle II.
Specific embodiment
To keep objects, features and advantages of the present invention more obvious and easy to understand, with reference to the accompanying drawing to tool of the invention
Body embodiment is described in detail.Several embodiments of the invention are given in attached drawing.But the present invention can be with many not
With form realize, however it is not limited to embodiment described herein.On the contrary, purpose of providing these embodiments is makes to this
The disclosure of invention is more thorough and comprehensive.
It should be noted that it can directly on the other element when element is referred to as " being fixedly arranged on " another element
Or there may also be elements placed in the middle.When an element is considered as " connection " another element, it, which can be, is directly connected to
To another element or it may be simultaneously present centering elements.Term as used herein " vertical ", " horizontal ", " left side ",
" right side ", "upper", "lower" and similar statement for illustrative purposes only, rather than the device or member of indication or suggestion meaning
Part must have a particular orientation, be constructed and operated in a specific orientation, therefore be not considered as limiting the invention.
In the present invention unless specifically defined or limited otherwise, term " installation ", " connected ", " connection ", " fixation " etc.
Term shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected；It can be machine
Tool connection, is also possible to be electrically connected；It can be directly connected, two members can also be can be indirectly connected through an intermediary
Connection inside part.For the ordinary skill in the art, above-mentioned term can be understood in this hair as the case may be
Concrete meaning in bright.Term " and or " used herein include the arbitrary of one or more relevant listed items and
All combinations.
Please refer to Fig. 1 to Fig. 6, the key water-proof structure that the first embodiment of the present invention proposes, including metal shell 10, electricity
Road plate 20, silica gel push-button 30, pressing plate 40, plate-to-plate master socket 50, flexible circuit board 60 and plate are to plate male end 70.
The metal shell 10 is equipped with the first accommodation groove 11, the circuit board 20, the silica gel push-button 30 and the pressure
Plate 40 is set gradually from top to bottom in first accommodation groove 11.
The one side of the silica gel push-button 30 towards the metal shell 11 is equipped with the second accommodation groove 31, second accommodation groove
It is recessed inwardly to form third accommodation groove 32 in 31, the circuit board 20 is housed in second accommodation groove 31, and the third is held
It sets and is equipped with microswitch 80 in slot 32, the microswitch 80 is electrically connected with the circuit board 20,30 court of silica gel push-button
It is equipped with button 33 to the one side of the pressing plate 40, the button 33 is correspondingly arranged with the microswitch 80, passes through countersunk head screw
90 are fixed together the pressing plate 40, the silica gel push-button 30, the circuit board 20 and the metal shell 10, the silica gel
Key 30 is contacted with the metal shell 10, the circuit board 20, the pressing plate 40 respectively.
The plate is mounted on the flexible circuit board 60 plate male end 70, and the flexible circuit board 60 is mounted on the gold
Belong to shell 10 backwards to the one side of the circuit board 20, the metal shell 10 is equipped with through the 5th mounting hole 13, the plate pair
Plate base 50 is mounted on the circuit board 20 backwards to the one side of the silica gel push-button 30, the plate-to-plate master socket 50 and the plate pair
Plate male end 70 cooperates, and the plate is located in the 5th mounting hole 13 plate male end 70 and the plate-to-plate master socket 50.
Since circuit board 20, silica gel push-button 30 and pressing plate 40 are arranged in the first accommodation groove 11 of metal shell 10, silica gel
Key 30 is contacted with metal shell 10, circuit board 20, pressing plate 40 respectively, and pressing plate 40 is pressed on silica gel push-button 30, can be pressed to silica gel
Key 30 applies pressure, and silica gel push-button 30 can generate certain deformation after stress, and such deformation can add on the basis of compression
The compactness that strong silica gel push-button 30 is contacted with metal shell 10, circuit board 20, pressing plate 40, cooperate countersunk head screw 90 by pressing plate 40,
Silica gel push-button 30, circuit board 20 and metal shell 10 are fixed together, and ensure that the key water-proof structure has stronger sealing
Waterproof performance, actual test show that the key water-proof structure can be realized underwater 1.5 meters of water-proof function, meet underwater operation
The use demand of special population can save wall in addition, microswitch 80 is located in the third accommodation groove 32 on silica gel push-button 30
Thick space.
In the present embodiment, pressing plate 40 is specifically using high violent steel, proof strength and waterproofness.
Specifically, being equipped with the first mounting hole 12 in first accommodation groove 11, the quantity of the first mounting hole 12 can basis
Actual conditions are configured, and herein with no restrictions, the circuit board 20 is equipped with the second mounting hole 21, on the silica gel push-button 30
Equipped with third mounting hole 34, the pressing plate 40 is equipped with the 4th mounting hole 41, first mounting hole 12, second mounting hole
21, the third mounting hole 34, the 4th mounting hole 41 are correspondingly arranged, and the countersunk head screw 90 sequentially passes through the 4th peace
Hole 41, the third mounting hole 34, second mounting hole 21 and first mounting hole 12 are filled, by the pressing plate 40, institute
Silica gel push-button 30, the circuit board 20 and the metal shell 10 is stated to be fixed together.
When it is implemented, first installing circuit board 20, microswitch 80 and plate-to-plate master socket 50 are stuck in silica gel push-button 30
The inside, is then put into 11 the inside of the first accommodation groove on metal shell 10 for silica gel push-button 30, and pressing plate 40 uses countersunk head spiral shell after pushing down
Silk 90 carries out locking to guarantee sealing effect waterproof effect.
Wherein, first mounting hole 12 be non-through pore structure, second mounting hole 21, the third mounting hole 34,
4th mounting hole 41 is through-hole structure.First mounting hole 12 is non-through pore structure, and it is existing to can be avoided screw position leak
The generation of elephant.
Preferably, the flush on the surface of the metal shell 10 and the pressing plate 40.
Specifically, the pressing plate 40 is equipped with escape groove 42, the button 33 is located in the escape groove 42.
In the present embodiment, the edge of the silica gel push-button 30 is equipped with successively first horizontal portion 301 connected vertically, vertical component effect
302 and second horizontal part 303, the edge of the circuit board 20 is located at the first horizontal portion 301, the vertical component effect 302 and institute
In the region for stating the enclosing of the second horizontal part 303, the outside of the first horizontal portion 301 is contacted with the pressing plate 40, i.e. the first water
Flat portion 301 generates interference, the outside of the vertical component effect 302 and second horizontal part, 303 outside and the gold with pressing plate 40
Belong to shell 10 to contact, i.e., vertical component effect 302 and metal shell 10 generate interference and the second horizontal part 303 is produced with metal shell 10
Raw interference, the position of interference can effectively block water and enter inside the circuit and metal-back of key inside, guarantee that the structure has
Good waterproof performance.
In addition, the second embodiment of the present invention provides a kind of electronic equipment, which includes at least first embodiment
Key water-proof structure, it should be noted that the electronic equipment can be the devices such as mobile phone, tablet computer, intercom.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " example ", " specifically show
The description of example " or " some examples " etc. means specific features, structure, material or spy described in conjunction with this embodiment or example
Point is included at least one embodiment or example of the invention.In the present specification, schematic expression of the above terms are not
Centainly refer to identical embodiment or example.Moreover, particular features, structures, materials, or characteristics described can be any
One or more embodiment or examples in can be combined in any suitable manner.
The embodiments described above only express several embodiments of the present invention, and the description thereof is more specific and detailed, but simultaneously
Limitations on the scope of the patent of the present invention therefore cannot be interpreted as.It should be pointed out that for those of ordinary skill in the art
For, without departing from the inventive concept of the premise, various modifications and improvements can be made, these belong to guarantor of the invention
Protect range.Therefore, the scope of protection of the patent of the invention shall be subject to the appended claims.
Claims (9)
1. a kind of key water-proof structure, which is characterized in that including metal shell, circuit board, silica gel push-button and pressing plate, the metal
Shell is equipped with the first accommodation groove, and the circuit board, the silica gel push-button and the pressing plate are in first accommodation groove under
To above setting gradually, the one side of the silica gel push-button towards the metal shell is equipped with the second accommodation groove, second accommodation groove
In be recessed inwardly to form third accommodation groove, the circuit board is housed in second accommodation groove, is set in the third accommodation groove
There is microswitch, the microswitch and the circuit board are electrically connected, and the silica gel push-button is set on one side towards the pressing plate
There is button, the button is correspondingly arranged with the microswitch, by countersunk head screw by the pressing plate, the silica gel push-button, institute
State circuit board and the metal shell be fixed together, the silica gel push-button respectively with the metal shell, the circuit board, institute
State pressing plate contact.
2. key water-proof structure according to claim 1, which is characterized in that be equipped with the first installation in first accommodation groove
Hole, the circuit board are equipped with the second mounting hole, and the silica gel push-button is equipped with third mounting hole, and the pressing plate is equipped with the 4th
Mounting hole, first mounting hole, second mounting hole, the third mounting hole, the 4th mounting hole are correspondingly arranged, institute
It states countersunk head screw and sequentially passes through the 4th mounting hole, the third mounting hole, second mounting hole and first installation
The pressing plate, the silica gel push-button, the circuit board and the metal shell are fixed together by hole.
3. key water-proof structure according to claim 2, which is characterized in that first mounting hole is non-through pore structure,
Second mounting hole, the third mounting hole, the 4th mounting hole are through-hole structure.
4. key water-proof structure according to claim 1, which is characterized in that the key water-proof structure further includes plate to plate
Base, flexible circuit board and plate are mounted on the flexible circuit board plate male end, the plate to plate male end, the flexible circuit
Plate is mounted on the metal shell backwards to the one side of the circuit board, and the metal shell is equipped with through the 5th mounting hole, institute
It states plate-to-plate master socket and is mounted on the circuit board backwards to the one side of the silica gel push-button, the plate-to-plate master socket and the plate are to plate
Male end cooperation, and the plate is located in the 5th mounting hole plate male end and the plate-to-plate master socket.
5. key water-proof structure according to claim 1, which is characterized in that the surface of the metal shell and the pressing plate
Flush.
6. key water-proof structure according to claim 1, which is characterized in that the pressing plate is equipped with escape groove, described to press
Button is located in the escape groove.
7. key water-proof structure according to claim 1, which is characterized in that the pressing plate is using high violent steel.
8. key water-proof structure according to claim 1, which is characterized in that the edge of the silica gel push-button, which is equipped with, successively to hang down
The direct-connected first horizontal portion connect, vertical component effect and the second horizontal part, the edge of the circuit board are located at the first horizontal portion, described
In the region that vertical component effect and second horizontal part enclose, the outside of the first horizontal portion is contacted with the pressing plate, described to hang down
It is contacted on the outside of the outside in straight portion and second horizontal part with the metal shell.
9. a kind of electronic equipment, which is characterized in that including key water-proof structure described in claim 1 to 8 any one.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910674520.3A CN110416012B (en) | 2019-07-25 | 2019-07-25 | Button waterproof construction and electronic equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910674520.3A CN110416012B (en) | 2019-07-25 | 2019-07-25 | Button waterproof construction and electronic equipment |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110416012A true CN110416012A (en) | 2019-11-05 |
| CN110416012B CN110416012B (en) | 2021-10-01 |
Family
ID=68362966
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910674520.3A Active CN110416012B (en) | 2019-07-25 | 2019-07-25 | Button waterproof construction and electronic equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110416012B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112105184A (en) * | 2020-08-10 | 2020-12-18 | 浙江捷昌线性驱动科技股份有限公司 | Waterproof medical hand controller convenient to assemble |
| CN112885630A (en) * | 2021-01-14 | 2021-06-01 | 惠州Tcl移动通信有限公司 | Button waterproof construction and electronic equipment |
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| US20120069501A1 (en) * | 2010-09-16 | 2012-03-22 | Hon Hai Precision Industry Co., Ltd. | Waterproof button and electronic device using the same |
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| CN207719071U (en) * | 2018-01-17 | 2018-08-10 | 温州盛世机车业有限公司 | Switch module with water-proof function |
| CN208256513U (en) * | 2018-05-18 | 2018-12-18 | 广东森下汽车技术有限公司 | A kind of seat memory switch of water proof and dust proof |
| CN208315429U (en) * | 2018-06-12 | 2019-01-01 | 深圳市弘南科通信设备有限公司 | A kind of crime scene investigation device Waterproof key structure |
| CN208385283U (en) * | 2018-07-05 | 2019-01-15 | 北京众达精电科技有限公司 | New waterproof silica gel push-button structure |
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| CN2739927Y (en) * | 2004-09-14 | 2005-11-09 | 环隆电气股份有限公司 | Water-proof operation apparatus |
| JP4607697B2 (en) * | 2005-08-02 | 2011-01-05 | 東京パーツ工業株式会社 | Waterproof pushbutton switch device |
| US20120069501A1 (en) * | 2010-09-16 | 2012-03-22 | Hon Hai Precision Industry Co., Ltd. | Waterproof button and electronic device using the same |
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| CN112105184A (en) * | 2020-08-10 | 2020-12-18 | 浙江捷昌线性驱动科技股份有限公司 | Waterproof medical hand controller convenient to assemble |
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| CN112885630A (en) * | 2021-01-14 | 2021-06-01 | 惠州Tcl移动通信有限公司 | Button waterproof construction and electronic equipment |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110416012B (en) | 2021-10-01 |
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Effective date of registration: 20230719 Address after: Building 211, Shanshui Building B, Nanshan Yungu Innovation Industrial Park, No. 4093 Liuxian Avenue, Pingshan Community, Taoyuan Street, Nanshan District, Shenzhen City, Guangdong Province, 518071 Patentee after: Shenzhen Zhuolong Intelligent Electronic Co.,Ltd. Address before: 330096 No. 1699 Jingdong Avenue, Qingshan Lake High-tech Development Zone, Nanchang City, Jiangxi Province Patentee before: JIANGXI LIANCHUANG SOUND MACRO ELECTRONIC Co.,Ltd. |