CN203872493U - Electronic device having pressure release structure - Google Patents
Electronic device having pressure release structure Download PDFInfo
- Publication number
- CN203872493U CN203872493U CN201420254232.5U CN201420254232U CN203872493U CN 203872493 U CN203872493 U CN 203872493U CN 201420254232 U CN201420254232 U CN 201420254232U CN 203872493 U CN203872493 U CN 203872493U
- Authority
- CN
- China
- Prior art keywords
- electronic installation
- waterproof film
- back cover
- relief hole
- fore shell
- 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
Links
Abstract
The utility model relates to an electronic device having a pressure release structure comprising a front housing, a sealing member, and a rear housing. The sealing member is disposed between the front housing and the rear housing. The front housing and the rear housing can be used to press the sealing member to cause the deformation, and then can be assembled together. The front housing and the rear housing can be used to form a sealed space. The pressure release structure comprises at least a permeable waterproof film and at least a pressure release hole. The pressure release hole is disposed in the front housing or the rear housing, and the permeable waterproof film is disposed on the pressure release hole, and is connected with the edge of the pressure release hole in a sealed manner. The electronic device having the pressure release structure is advantageous in that when the product is used in different environments having variable temperatures and air pressures, the pressure release structure can be used to maintain the connectivity and the consistency of the temperatures and the air pressures of the sealed space of the housing and the outside constantly, and therefore the normal use of the electronic device in different environments having variable temperatures and pressures can be guaranteed.
Description
Technical field
The utility model relates to a kind of pressure relief, espespecially a kind of electronic installation that uses pressure relief.
Background technology
At present, outdoor exercises day by day obtain people's concern and like, and outdoor environment is changeful, and people have proposed new demand to outdoor electronic product to the tolerance of environmental change thus.Existing outdoor electronic product, due to needs waterproof and dustproof, generally all be designed to cavity sealing, taking mobile phone as example, it comprises a fore shell, a seal and a back cover, described seal is positioned between described fore shell and described back cover, and seal to deformation realizes the sealing between described fore shell and back cover described in the common pressing of described fore shell and back cover, thereby realizes water proof and dust proof effect.Due to the housing seal between described fore shell and described back cover; in the time that people's carrying mobile phone carries out outdoor exercises; usually can be exposed to the sharply variation of temperature and air pressure; now for the seal chamber between housing; air therebetween can produce and expand with heat and contract with cold; thereby cause the inconsistent of cavity internal and external temperature air pressure, not only the part of devices in cavity is caused to function effect, but also may cause seal failure and cause that waterproof is bad.
Summary of the invention
The technical problems to be solved in the utility model is to provide a kind of electronic installation of tool pressure relief, and described pressure relief can solve outdoor electronic product and change the harmful effect to electronic apparatus functions in the face of temperature and air pressure, and the waterproof that may cause is thus bad.
A kind of electronics dress of tool pressure relief, it comprises a fore shell, a seal and a back cover, described seal is positioned between fore shell and described back cover, described in described fore shell and described back cover pressing, seal to deformation fits together, it between described fore shell and back cover, is a seal cavity, described electronic installation also comprises a pressure relief, described pressure relief comprises at least one breathing waterproof film and at least one relief hole, described relief hole is positioned at described fore shell or back cover at least on one, described breathing waterproof film is positioned on described relief hole, and seals described relief hole.
The beneficial effect that the utility model produces is: owing at least offering relief hole on one on described fore shell or described back cover, and described breathing waterproof film is positioned on described relief hole, and seal described relief hole, therefore the seal cavity between described fore shell and described back cover keeps gas communication with surrounding environment all the time, when product is during for temperature or the larger varying environment of air pressure change, all the time can keep connectedness and the consistency of described housing seal space and extraneous temperature and air pressure, in prior art, because producing gas communication with the external world, will to cause housing seal space temperature to cross hyperbar excessive in described housing seal space, thereby the device between housing may be caused function damage or cannot normally be used, the utility model has ensured the normal use of normal function and the product of device between housing, in addition, housing seal described in the utility model space and the extraneous consistency that remains temperature and air pressure, make between housing seal deformation all the time reliable, thereby guarantee the water-tight between housing, and in prior art, in the time that housing seal space and ambient temperature air pressure differ larger, due to expanding with heat and contract with cold of described seal self, and the poor pressure that described seal is produced of the inside and outside pressure at both sides of described fore shell and back cover is different, to cause described seal deformation inequality, thereby waterproof failure, therefore the utility model preferably resolves the waterproof failure problem that prior art exists.
Brief description of the drawings
In order to be illustrated more clearly in the technical solution of the utility model, below in conjunction with accompanying drawing, the utility model is further introduced.
Fig. 1 is the explosive view of the utility model electronic installation.
Fig. 2 is another schematic perspective view of the utility model electronic installation fore shell.
Fig. 3 is another schematic perspective view of the utility model electronic installation breathing waterproof film.
Fig. 4 is the assembly drawing of the utility model electronic installation.
Fig. 5 is the utility model electronic installation assembling figure A-A cutaway view.
Fig. 6 is that the utility model electronic installation assembling figure A-A cutaway view " S " is located enlarged drawing.
Embodiment
For making the purpose of this utility model, technical scheme and advantage clearer, below in conjunction with the accompanying drawings and the specific embodiments the pressure relief of the utility model electronic installation is described further.
Please refer to Fig. 1 to 6, described electronic installation is mobile phone, it comprises a fore shell 1, a water proof ring 2, a back cover 3 and a breathing waterproof film 4, described water proof ring 2 is positioned between described fore shell 1 and described back cover 3, described in described fore shell 1 and 3 pressings of described back cover, water proof ring 2 to deformation fits together, and be a seal cavity between described fore shell 1 and described back cover 3, on described fore shell 1, offer a relief hole 11, be surrounded with a circle gear 12 near relief hole 11 outer rim 1mm places, described gear is a circle projection; Described breathing waterproof film 4 is that aperture ratio hydrone is little, the material larger than air molecule made simultaneously, as polytetrafluoroethylene, in described breathing waterproof film 4 its one sides, be provided with gum 41, be coated on described relief hole 11 by described gum 41, and be further assembled in described block 12, described breathing waterproof film 4 covers described relief hole 11 thus, and with described relief hole 11 edge seals, due to the setting of described gum 41, further guaranteed closely pasting of described breathing waterproof film 41 and described relief hole edge simultaneously; Due to the setting of described gear 12, after 4 assemblings of described breathing waterproof film, not affected by other number of assembling steps of product and produce and come off or be shifted, thereby effectively guaranteed described breathing waterproof film 4 and described relief hole 11 edges well paste sealing.
Preferably, in the time that described breathing waterproof film 4 and described relief hole 11 edges keep at least 0.5mm gluing, sealing length, sealing effectiveness is better.In addition, described breathing waterproof film 4 is preferably positioned at the seal cavity of formation between described fore shell 1 and described back cover 3.
Apparent, because described block 12 act as spacing to described breathing waterproof film 4 and protects described breathing waterproof film 4, therefore, any design that can realize above-mentioned effect is all fine, in the present embodiment, when described block 12 is set to protruding mode, described projection also can be put disconnected evenly setting; In addition, described block 12 is designed to a circle groove, and the mode that described breathing waterproof film 4 sticks in described groove also can reach above-mentioned effect.
In addition, described relief hole 11 is circular in the present embodiment, and still, in actual applications, the shape of described relief hole 11 can change flexibly according to the architectural feature of product, and described breathing waterproof film 4 carries out respective change according to the true form of described relief hole 11.
Another embodiment of the present utility model is that described relief hole 11 is arranged on described back cover 3.
Pass through above-described embodiment, the utility model pressure relief design main points are: utilize aperture ratio hydrone little, the feature of the special substance larger than air molecule simultaneously, manufacture described breathing waterproof film 4, on described fore shell or back cover, offer described relief hole 11 simultaneously, the mode of described breathing waterproof film 4 use gums is sticked on described relief hole 11, and keep certain and paste width to guarantee edge seal between the two, realize the gas exchange between outdoor electronic device case seal cavity and external environment, to keep the temperature between housing seal space and external environment, pressure balance, thereby realize outdoor electronic device in temperature, in pressure varying environment jumpy, still can normally use.
Below describe by reference to the accompanying drawings a kind of mobile phone of tool pressure relief in detail, but mentality of designing of the present utility model may extend into all electronic installations, as long as complete hermetic electronic installation between housing need to use in environment jumpy, can use thinking of the present utility model change and expand.
Claims (1)
1. an electronic installation, it comprises a fore shell, one seal and a back cover, described seal is positioned between described fore shell and described back cover, described in described fore shell and described back cover pressing, seal to deformation fits together, between described fore shell and described back cover, it is a seal cavity, it is characterized in that: described electronic installation also comprises a pressure relief, described pressure relief comprises at least one breathing waterproof film and at least one relief hole, described relief hole is positioned at described fore shell or described back cover at least on one, described breathing waterproof film is positioned on described relief hole, and seal described relief hole.
2. electronic installation as claimed in claim 1, is characterized in that: described breathing waterproof film is that aperture ratio hydrone is little, and the material larger than air molecule made simultaneously.
3. electronic installation as claimed in claim 2, is characterized in that: described breathing waterproof film covers described relief hole, and with described relief hole edge seal, described air permeable waterproof film edge and described relief hole edge keep at least 0.5mm gluing, sealing.
4. electronic installation as claimed in claim 3, is characterized in that: described breathing waterproof film is positioned at the seal cavity between described fore shell and described back cover.
5. electronic installation as claimed in claim 4, is characterized in that: on described fore shell or described back cover, be also surrounded with a circle gear near described relief hole edge, described breathing waterproof film is positioned at described gear.
6. electronic installation as claimed in claim 5, is characterized in that: described gear is a circle projection.
7. electronic installation as claimed in claim 6, is characterized in that: described raised points is disconnected evenly to be arranged.
8. electronic installation as claimed in claim 5, is characterized in that: described gear is a circle groove.
9. the electronic installation as described in claim 6 or 8, is characterized in that: on described breathing waterproof film, be provided with gum, described breathing waterproof film is fixed in described gear by described gum.
10. electronic installation as claimed in claim 1, is characterized in that: described electronic installation is a kind of mobile phone.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420254232.5U CN203872493U (en) | 2014-05-19 | 2014-05-19 | Electronic device having pressure release structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420254232.5U CN203872493U (en) | 2014-05-19 | 2014-05-19 | Electronic device having pressure release structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203872493U true CN203872493U (en) | 2014-10-08 |
Family
ID=51653406
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420254232.5U Expired - Fee Related CN203872493U (en) | 2014-05-19 | 2014-05-19 | Electronic device having pressure release structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203872493U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105966595A (en) * | 2016-05-13 | 2016-09-28 | 深圳市斯威普科技有限公司 | Waterproof structure of unmanned aerial vehicle |
| CN110718670A (en) * | 2019-10-15 | 2020-01-21 | 盐城维实新能源科技有限公司 | Automatic liquid feeding car of battery |
-
2014
- 2014-05-19 CN CN201420254232.5U patent/CN203872493U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105966595A (en) * | 2016-05-13 | 2016-09-28 | 深圳市斯威普科技有限公司 | Waterproof structure of unmanned aerial vehicle |
| CN110718670A (en) * | 2019-10-15 | 2020-01-21 | 盐城维实新能源科技有限公司 | Automatic liquid feeding car of battery |
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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: 20141008 Termination date: 20190519 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |