CN205229973U - Water -proof keyboard - Google Patents
Water -proof keyboard Download PDFInfo
- Publication number
- CN205229973U CN205229973U CN201520948332.2U CN201520948332U CN205229973U CN 205229973 U CN205229973 U CN 205229973U CN 201520948332 U CN201520948332 U CN 201520948332U CN 205229973 U CN205229973 U CN 205229973U
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- pcb board
- circuit
- thin film
- keyboard
- storage tank
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Abstract
The utility model belongs to the computer accessories field provides a water -proof keyboard, be in including casing and setting PCB board in the casing, be equipped with the holding in the casing the storage tank of PCB board, the PCB board is in through epoxy bonding sealed completely in the storage tank, can to solve current water -proof keyboard waterproof performance poor for the water -proof keyboard of design like this, and the manufacturing process complicacy is and problem with high costs.
Description
Technical field
The utility model belongs to computer fittings field, particularly relates to a kind of waterproff keyboard.
Background technology
Along with scientific-technical progress and economic development, computer is popularized fast, become the instrument that each fields of life such as office, production and amusement are indispensable, in computer use procedure, computor-keyboard is essential, general is all place to use on the table, in use procedure people frequently need drinking-water, sometimes because of carelessness on unrestrained keyboard; Or when using in the environment that some humidity is larger, easily cause the water inlet open circuit of keyboard computer board and damage; This just requires that keyboard will have the water resistance of certain grade, avoid circuit board to meet water short circuit, but existing waterproff keyboard or complex process are not easy to operate, or manufacturing cost is high, uneconomical.
Utility model content
The purpose of this utility model is to provide a kind of waterproff keyboard, is intended to solve that existing waterproff keyboard water resistance is poor, manufacturing process is complicated and the problem that cost is high.
The utility model solves like this: a kind of waterproff keyboard, and comprise housing and be arranged on the pcb board in described housing, be provided with the storage tank of accommodating described pcb board in described housing, described pcb board seals completely through epoxy resin and is bonded in described storage tank.
Further, also comprise the thin film circuit be arranged in described housing, described thin film circuit is connected electrically on described pcb board.
Further, described thin film circuit is provided with described pcb board junction the press strip described thin film circuit being pressed on described pcb board.
Further, described press strip comprises metal bead and silica gel press strip, and described silica gel press strip is between described metal bead and described thin film circuit.
Further, described thin film circuit comprises upper strata circuit and the lower circuit corresponding with described upper strata circuit, and is arranged on the interlayer between described upper strata circuit and described lower circuit.
Further, the end of described upper strata circuit and described lower circuit and described interlayer arranges water barrier.
Further, described storage tank is also provided with covers on described storage tank and to ensure the end cap that described epoxy resin is smooth.
Further, described pcb board is also electrically connected with output line, in described housing, is provided with the wire casing of accommodating described output line.
The technique effect that the waterproff keyboard that the utility model provides has relative to existing keyboard is: by arranging the storage tank of pcb board in the housing of keyboard, and by epoxy resin pcb board all sealed and be bonded in storage tank, and then while completing keyboard waterproof, complete the installation of pcb board, whole process is simple to operation, simultaneously the cheap and good heat dissipation effect of epoxy resin, can shed faster by the heat that pcb board produces; In addition because pcb board is sealed in epoxy resin completely, the water flowing into keyboard can not touch pcb board, and then there will not be the problem of Damage by Short Circuit.
Accompanying drawing explanation
Fig. 1 is the structural drawing of the waterproff keyboard that the utility model embodiment provides.
Fig. 2 is the partial sectional view at A-A place in Fig. 1 of providing of the utility model embodiment.
Embodiment
In order to make the purpose of this utility model, technical scheme and advantage clearly understand, below in conjunction with drawings and Examples, the utility model is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the utility model, and be not used in restriction the utility model.
Please refer to shown in accompanying drawing 1 and Fig. 2, in the utility model embodiment, a kind of waterproff keyboard is provided, the pcb board 20 comprising housing 10 and be arranged in housing 10, the storage tank 101 of accommodating pcb board 20 is provided with in this housing 10, this storage tank 101 can be arranged on four angles in housing 10, concrete condition can be arranged according to actual needs, this pcb board 20 seals completely through epoxy resin 40 and is bonded in storage tank 101, its epoxy resin 40 is preferably the good resin of thermal conductivity, in the present embodiment, pcb board 20 is covered by epoxy resin 40 electronic component can protected while ensureing water proofing property on pcb board 20 completely, damaged when preventing it from colliding.
The waterproff keyboard more than designed, by arranging the storage tank 101 of pcb board 20 in the housing 10 of keyboard, and by epoxy resin 40, whole for pcb board 20 sealing is bonded in storage tank 101, and then while completing keyboard waterproof, complete the installation of pcb board 20, whole process is simple to operation, and simultaneously cheap the and good heat dissipation effect of epoxy resin 40, can shed faster by the heat that pcb board 20 produces; In addition because pcb board 20 is sealed in epoxy resin 40 completely, the water flowing into keyboard can not touch pcb board 20, and then there will not be the problem of Damage by Short Circuit.
Concrete, as depicted in figs. 1 and 2, in the utility model embodiment, this waterproff keyboard also comprises the thin film circuit 30 be arranged in housing 10, this thin film circuit 30 is in order to corresponding with the button on keyboard, the instruction of keyboard is used for be transferred to computer through pcb board 20, this thin film circuit 30 is connected electrically on pcb board 20, and this thin film circuit 30 is provided with pcb board 20 junction the press strip 302 thin film circuit 30 being pressed on pcb board 20, in the present embodiment, after thin film circuit 30 is electrically connected with pcb board 20, again press strip 302 is locked at pcb board 20, get loose to prevent the electrical connection between thin film circuit 30 and pcb board 20, this operation engineering completed before injection ring epoxy resins 40, like this can by epoxy resin 40 adhering and sealing protection annexation between the two further.
Concrete, as shown in Figure 2, in the utility model embodiment, this press strip 302 preferably includes metal bead 3021 and silica gel press strip 3022, and this silica gel press strip 3022 is between metal bead 3021 and thin film circuit 30; During assembling, first silica gel press strip 3022 is crimped on the junction of thin film circuit 30 and pcb board 20, and then metal bead 3021 is crimped on the upper surface of silica gel press strip 3022, more then metal bead 3021 and silica gel press strip 3022 are fastened on the junction of thin film circuit 30 and pcb board 20; The main protective film circuit 30 of silica gel press strip 3022 prevents it from being damaged by pressure by metal bead 3021 herein, and metal bead 3021 is preferably iron press strip simultaneously.
Concrete, as shown in Figure 2, in the utility model embodiment, this thin film circuit 30 comprises upper strata circuit 303 and the lower circuit 305 corresponding with upper strata circuit 303, and the interlayer 304 be arranged between upper strata circuit 303 and lower circuit 305, its at the middle and upper levels circuit 303, between lower circuit 305 and interlayer 304 three, marginal portion is interconnected, simultaneously upper strata circuit 303 is indirectly connected with lower circuit 305 after the button extruding of keyboard, is preferably electric capacity herein and connects; And this upper strata circuit 303 arranges water barrier 301 with the end be connected between lower circuit 305 and interlayer 304, design can the circuit of protective film circuit 30 inside further not be shorted like this.
Concrete, as depicted in figs. 1 and 2, in the utility model embodiment, this storage tank 101 is also provided with and covers on storage tank 101 and to ensure the end cap 102 that epoxy resin 40 is smooth, in the present embodiment, end cap 102 lid is connected on storage tank 101 by the epoxy resin 40 injected in storage tank 101 before solidifying, so that the sealing shape of epoxy resin 40 is better, prevents epoxy resin 40 from flowing out storage tank 101 simultaneously and then affects inside attractive in appearance of keyboard.
Concrete, in the utility model embodiment, when this waterproff keyboard selects wired keyboard, this pcb board 20 also should be electrically connected with output line, and in housing 10, be provided with the wire casing of accommodating output line, this wire casing is communicated with storage tank 101, and then it is fastening that epoxy resin 40 pairs of output lines can be made to carry out sealing, damages the electronic component on pcb board 20 when preventing output line from being pullled.
Waterproff keyboard in the utility model embodiment completes as follows;
Being placed on together with thin film circuit 30 after pcb board 20 to be installed is qualified after tested in housing and being electrically connected with thin film circuit 30 by pcb board 20, being faced up by described pcb board 20 is placed in pcb board 20 storage tank 101 of keyboard case 10; , the front of pcb board 20 refers to and the one side that pcb board 20 electronic component is more also namely usually deviates from the one side of electronic component leg herein, first carries out taking turns test to pcb board 20 simultaneously.
Next, be injected in storage tank 101 by the epoxy resin 40 of hot melt through glue filling device, the injection thickness of epoxy resin 40 is advisable to cover whole pcb board 20.
Again then, after epoxy resin 40 solidifies, the performance of test pcb board 20; Now second is carried out to pcb board 20 and take turns test, normal to guarantee pcb board 20 performance after sealing further.
Again then, other parts of keyboard are turned joined after carry out grade waterproof test; To be tested qualified after, the waterproof of whole keyboard pcb board 20 part and fixingly just to complete.
The assembled of this waterproff keyboard can be completed by above-mentioned steps, relative to existing technique, eliminate the fixing of pcb board 20, and the fixing and sealing of pcb board 20 accommodating device, the damage of pcb board 20 is easily caused when avoiding traditional screw fixed charge, and the metal remained on pcb board 20 there will be security incident, manufacturing cost has had very large minimizing relative to existing technique in addition.
Particularly, the classification of waterproof of waterproff keyboard of the present utility model can reach ip68, also namely the highest classification of waterproof, and keyboard can be made so easily to adapt to the environment of various humidity.
The foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; all do within spirit of the present utility model and principle any amendment, equivalent to replace and improvement etc., all should be included within protection domain of the present utility model.
Claims (8)
1. a waterproff keyboard, comprise housing and be arranged on the pcb board in described housing, it is characterized in that: the storage tank being provided with accommodating described pcb board in described housing, described pcb board seals completely through epoxy resin and is bonded in described storage tank.
2. waterproff keyboard as claimed in claim 1, it is characterized in that: also comprise the thin film circuit be arranged in described housing, described thin film circuit is connected electrically on described pcb board.
3. waterproff keyboard as claimed in claim 2, is characterized in that: described thin film circuit is provided with described pcb board junction the press strip described thin film circuit being pressed on described pcb board.
4. waterproff keyboard as claimed in claim 3, it is characterized in that: described press strip comprises metal bead and silica gel press strip, described silica gel press strip is between described metal bead and described thin film circuit.
5. waterproff keyboard as claimed in claim 2, is characterized in that: described thin film circuit comprises upper strata circuit and the lower circuit corresponding with described upper strata circuit, and is arranged on the interlayer between described upper strata circuit and described lower circuit.
6. waterproff keyboard as claimed in claim 5, is characterized in that: the end of described upper strata circuit and described lower circuit and described interlayer arranges water barrier.
7. the waterproff keyboard as described in any one of claim 1-6, is characterized in that: described storage tank is also provided with and covers on described storage tank and to ensure the end cap that described epoxy resin is smooth.
8. the waterproff keyboard as described in any one of claim 1-6, is characterized in that: described pcb board is also electrically connected with output line, is provided with the wire casing of accommodating described output line in described housing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520948332.2U CN205229973U (en) | 2015-11-24 | 2015-11-24 | Water -proof keyboard |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520948332.2U CN205229973U (en) | 2015-11-24 | 2015-11-24 | Water -proof keyboard |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205229973U true CN205229973U (en) | 2016-05-11 |
Family
ID=55905021
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520948332.2U Active CN205229973U (en) | 2015-11-24 | 2015-11-24 | Water -proof keyboard |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205229973U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106774952A (en) * | 2015-11-24 | 2017-05-31 | 李伟高 | A kind of manufacturing process of waterproff keyboard and the waterproff keyboard |
-
2015
- 2015-11-24 CN CN201520948332.2U patent/CN205229973U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106774952A (en) * | 2015-11-24 | 2017-05-31 | 李伟高 | A kind of manufacturing process of waterproff keyboard and the waterproff keyboard |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20181218 Address after: 518108 Shenzhen, Baoan District, Guangdong Shiyan Street upper house community upper row residents group No. 1 1 Patentee after: Shenzhen Weijian Electronics Co., Ltd. Address before: 518108 Guangdong Shenzhen Baoan District Shiyan town upper row Industrial Zone Shenzhen Weijian Technology Co., Ltd. Patentee before: Li Weigao |
|
| TR01 | Transfer of patent right |