CN104079106B - Waterproof breathable film - Google Patents
Waterproof breathable film Download PDFInfo
- Publication number
- CN104079106B CN104079106B CN201410321503.9A CN201410321503A CN104079106B CN 104079106 B CN104079106 B CN 104079106B CN 201410321503 A CN201410321503 A CN 201410321503A CN 104079106 B CN104079106 B CN 104079106B
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- waterproof
- membrane
- installation portion
- vent
- breathable
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- Separation Using Semi-Permeable Membranes (AREA)
- Specific Sealing Or Ventilating Devices For Doors And Windows (AREA)
Abstract
The invention relates to a waterproof breathable film installed on a breathable hole of a device. The waterproof breathable film comprises a base body and a waterproof film body, the base body is provided with a first installation portion matched with the breathable hole, the first installation portion is arranged on the outer wall of the breathable hole in a sleeved mode, the top of the first installation portion is fixedly connected with the waterproof film body closing the breathable hole, and the waterproof film body is higher than a drainage channel in the device but lower than an outer shell of the device. The waterproof film body is arranged between the drainage channel and the outer shell, so that the service life of the waterproof film body is prolonged; water on the outer shell of the device is drained through the drainage channel, the water is prevented from covering the waterproof film body and causing efficacy losing of the waterproof film body, the waterproof film body is lower than the outer shell, the function of protecting the waterproof film body is achieved, and the waterproof film body is prevented from being damaged by being touched.
Description
Technical field
The present invention relates to product accessories, espespecially a kind of waterproof and breathable membrane.
Background technology
Motor is provided with gas permeable member, for relaxing the pressure oscillation in the housing that temperature change leads to, is used for guaranteeing housing
Inside and outside is ventilative, and prevents the foreign bodies such as dust, water from invading in housing.General lamps for vehicle, rain shaving electrical machine, shake the vapour such as window motor
Gas permeable member all can be provided with car parts of electric, business automation equipment, household appliances, medical apparatus and instruments, solve product because interior
When portion's running or ambient temperature change, there is inside and outside product, producing the problem of draught head the sky it is ensured that inside and outside product cavity
Gas exchanges and makes air pressure balance.This gas permeable member general should also have water-proof function.
Gas permeable member commonly used in the prior art has following several form:
The first, using waterproof membrane, directly waterproof membrane is fixed on the air-vent of product, by gluing or hot melt
Mode is fixed, and on product, setting outer auxiliary draw-in groove plays a protective role to waterproof membrane.As shown in figure 1, waterproof membrane 11 is fixing
On product 10, product 10 in waterproof membrane 11 be formed around assist draw-in groove.The assembly technology of this way waterproof membrane is complicated, can
Not good enough by property, if bad operation occurs can lead to scrapping of waterproof membrane even whole assembly parts in assembling.
Second, using the flashing member of bowl-type, the bottom of flashing member is provided with waterproof membrane, during use inserts component
To ventilation in the hole.As shown in Fig. 2 the waterproof membrane 121 of flashing member 12, located at bottom, flashing member 12 is inserted into product 13
So that waterproof membrane 121 covers air-vent 131 in groove.This way, due to cavity closing, the liquid that waterproof membrane is easily collected
Cover and lead to airing function to lose efficacy.
The third, be fixed in moulding using waterproof membrane, and top seal is used for protecting waterproof membrane, and lateral opening hole is breathed freely,
The bottom of component is provided with screw thread cooperation and is installed on the air-vent of product, and suitable compound rubber circle is sealed.This way makes
Obtain the high cost of component, need the extra plastic casing protection waterproof membrane that top seal is set, assemble also more complicated.
Content of the invention
It is an object of the invention to overcoming the defect of prior art, providing a kind of waterproof and breathable membrane, solving existing waterproof
The problems such as component assembling is complicated, waterproof membrane is easily covered with the liquid inefficacy, flashing member production cost is high.
The technical scheme realizing above-mentioned purpose is:
A kind of present invention waterproof and breathable membrane, is arranged on the air-vent of device, and described waterproof and breathable membrane includes matrix
And waterproof membrane, described matrix has the first installation portion mating described air-vent, and described first installation portion is sheathed on described ventilative
The hole outer wall in hole is simultaneously fixedly connected with the described waterproof membrane for closing described air-vent in top, and the height of described waterproof membrane is higher than
The height of rhone and the height less than described device outer case on described device.
Waterproof and breathable membrane is formed using matrix and waterproof membrane, structure is simple, low production cost, and install, change mean square
Just.Waterproof membrane located at device height between the height and the height of shell of rhone, improve waterproof membrane service life,
By rhone, the water on device shell is discharged, prevent water from covering on waterproof membrane and lead to waterproof membrane to lose efficacy, waterproof membrane is set
Set low the height in shell, play the effect of protection waterproof membrane, prevent waterproof membrane from damaging because of touching.
Further improvement is that of waterproof and breathable membrane of the present invention, on described device, the surrounding in described air-vent is provided with ring
Connected in star, the bottom of described first installation portion stretches out and is folded upward at being formed the second installation portion, and described second installation portion is put
It is connected together in described annular groove and with the side wall of described annular groove.
Further improvement is that of waterproof and breathable membrane of the present invention, the lateral wall of described second installation portion is provided with and stretches out
Fastening edge, described fastening conflicts along the side seal with described annular groove.
Further improvement is that of waterproof and breathable membrane of the present invention, the height of described second installation portion is less than on described device
The height of rhone.
Further improvement is that of waterproof and breathable membrane of the present invention, described second installation portion is elastic mounting part.
Further improvement is that of waterproof and breathable membrane of the present invention, described first installation portion is resilient sleeve.
Further improvement is that of waterproof and breathable membrane of the present invention, the hole outer wall of described air-vent is elastic wall.
Further improvement is that of waterproof and breathable membrane of the present invention, described first installation portion is column structure, described column
Inside configuration hollow forms ventilative path.
Further improvement is that of waterproof and breathable membrane of the present invention, has between the top of described waterproof membrane and described air-vent
There is space.
Further improvement is that of waterproof and breathable membrane of the present invention, described waterproof membrane is politef capillary film.
Brief description
Fig. 1 is that in prior art, a kind of waterproof membrane uses structural representation；
Fig. 2 is a kind of use structural representation of flashing member in prior art；
Fig. 3 is the perspective view of a preferred embodiment of waterproof and breathable membrane of the present invention；
Fig. 4 be waterproof and breathable membrane of the present invention a preferred embodiment use when top view；
Fig. 5 be waterproof and breathable membrane of the present invention a preferred embodiment use when sectional view；
Fig. 6 be waterproof and breathable membrane of the present invention a preferred embodiment use when three-dimensional cutaway view.
Specific embodiment
The invention will be further described with specific embodiment below in conjunction with the accompanying drawings.
Refering to Fig. 3 it is shown that the perspective view of a preferred embodiment of waterproof and breathable membrane of the present invention.The present invention
Waterproof and breathable membrane is installed at the air-vent of setting on motor, stops vapor and dust granules from entering by waterproof membrane
Ventilative in the hole, waterproof membrane, on matrix, is fixed by sealing between the air-vent on matrix and motor, in conjunction with shown in Fig. 5, prevents
The height h2 of moisture film setting is higher than the height h1 of the rhone of setting on motor, waterproof membrane is played a protective role it is ensured that cavity
Internal water accumulation is discharged by rhone, prevents waterproof membrane to lose efficacy because of the immersion of hydrops.The height h2 of waterproof membrane setting is less than motor
The height h2 of shell, plays a protective role to waterproof membrane, prevents waterproof membrane to be subject to outside grazing.Waterproof membrane is arranged necessarily high
Degree, can play to waterproof membrane and be effectively protected, and combines the waterproof and breathable membrane that matrix forms the present invention, have structure letter
Single, low production cost and install, change the features such as all facilitate.Structure to waterproof and breathable membrane of the present invention below in conjunction with the accompanying drawings
Illustrate.
Refering to Fig. 3 it is shown that the perspective view of a preferred embodiment of waterproof and breathable membrane of the present invention.Tie below
Close Fig. 3 the structure of waterproof and breathable membrane of the present invention is illustrated.
As shown in figure 3, waterproof and breathable membrane of the present invention is on the air-vent of device, being preferably applied to has waterproof requirement
On motor, such as rain shaving electrical machine, shake window motor etc..The waterproof and breathable membrane 30 of the present invention includes matrix 301 and waterproof membrane 302,
Waterproof and breathable membrane 30 is installed at the air-vent of device, and the air-vent of device has hole outer wall, and matrix 301 has coupling, and this is saturating
First installation portion 3011 of pore hole outer wall size, the first installation portion 3011 is sheathed on the hole outer wall of this air-vent, the first peace
The top in dress portion 3011 is provided with hatch frame, and waterproof membrane 302 is fixed on this hatch frame, air-vent is closed, and stops water from steaming
Gas, dust granules etc. enter into ventilative in the hole.The height of waterproof membrane 302 is higher than the height of rhone on device, by rhone
Hydrops in device are discharged, prevents hydrops to be dipped into waterproof membrane 302 so that waterproof membrane 302 lost efficacy, play protection waterproof membrane
302 effect.The height of waterproof membrane 302 is less than the height of device outer case, prevents waterproof membrane 302 to be subject to outside grazing to damage
Bad, waterproof membrane 302 is played a protective role.
As a better embodiment of the present invention, around the air-vent of device, it is provided with annular groove, the first of matrix 301
The bottom of installation portion 3011 stretches out and is folded upward at being formed the second installation portion 3012, and the second installation portion 3012 adapts to annular
Groove, is placed in annular groove, and the side wall of annular groove is connected together so that forming sealing between matrix 301 and device
Connect, the height of the second installation portion 3012 is less than the height of rhone on device, waterproof and breathable membrane is provided a kind of sealing protect
Shield.
As a better embodiment of the present invention, the first installation portion 3011 is resilient sleeve, and the second installation portion 3012 is
Elastic mounting part.
As another better embodiment of the present invention, on device the hole outer wall of air-vent be elastic wall, this elastic wall with
Fixation can preferably be sealed between first installation portion 3011, especially when the first installation portion 3011 is resilient sleeve, Liang Zheyin
It is respectively provided with elasticity and can realize good sealing effectiveness.
As another better embodiment of the present invention, the lateral wall of the second installation portion 3011 stretches out and forms fastening edge
3013, fastening is additionally provided with the top of the second installation portion 3011 lateral wall, the lateral wall of the second installation portion 3011 along 3013
Stretch out formation fastening along 3014, fastening along 3014 between the top and bottom of the second installation portion 3011 lateral wall,
This fastening may be arranged as multiple along 3014.The side wall of this fastening annular groove of setting along around corresponding air-vent, with ring
The side wall of connected in star is sealedly and fixedly connected.
As another better embodiment of the present invention, the first installation portion 3011 is column structure, the inside of column structure
It is formed with ventilative path for hollow, in this ventilative path, houses air-vent, column structure is provided with opening at the top of air-vent
Structure, waterproof membrane 302 is fixed at this hatch frame.It is provided with space, this space acts between air-vent top and waterproof membrane 302
Be assembling when waterproof membrane 302 is played a protective role, prevent waterproof membrane 302 because touch air-vent hole wall when damage
Bad.First installation portion 3011 extends formation supporting part between waterproof membrane 302 and air-vent top, thus at air-vent top
Define space and waterproof membrane 302 between.
Waterproof membrane 302 is politef capillary film, and feature is to stop the vapor macromole assembled, and can pass through
Air small molecule, has breathability.Matrix 301 is rubber, and elastic component can also be rubber.
Refering to Fig. 4 it is shown that the top view when using for the preferred embodiment of waterproof and breathable membrane of the present invention, Fig. 5 is
Sectional view, Fig. 6 is three-dimensional cutaway view.With reference to Fig. 4 to Fig. 6, the structure when using for the waterproof and breathable membrane of the present invention is entered
Row explanation.
As shown in Figures 4 to 6, so that waterproof ventilated membrane part is applied to motor as a example illustrate.On the shell 203 of motor 20
It is provided with rhone 202, for discharging the hydrops in motor 20, shell 203 is provided with air-vent 201, air-vent 201 is column
Structure is formed with hole wall 2011.The surrounding of air-vent 201 is provided with groove 204.Waterproof and breathable membrane includes matrix 301 and waterproof membrane
302, matrix 301 has the first installation portion 3011, and the first installation portion 3011 is matched with air-vent 201, is sheathed on air-vent 201
On hole outer wall 2011, waterproof membrane 302 is fixed on the top of the first installation portion 3011, and air-vent 201 is closed by waterproof membrane 302, prevents
Space 40 is left between the top of moisture film 302 and air-vent 201.When being arranged on assembling waterproof and breathable membrane of this space 40, right
Waterproof membrane plays a protective role.First installation portion 3011 is elastic component, and the hole wall of air-vent 201 is also elastic wall, two elasticity
There is between material preferable sealing effectiveness, preferably elastomeric material is rubber.By the first installation portion 3011 by waterproof membrane 302
It is closed in air-vent 201, the height h2 of waterproof membrane 302 is higher than the height h1 of rhone 202, prevents motor internal water accumulation to waterproof membrane
302 impact.The height h2 of waterproof membrane 302 is less than the height h2 of shell 203, prevents waterproof membrane 302 to be subject to outside grazing, right
Waterproof membrane 302 plays protection.First installation portion 3011 of matrix 301 stretches out in bottom and is folded upward at forming the second installation
Portion 3012, the second installation portion 3012 is placed in annular groove 204, and the second installation portion 3012 is close with the side wall of annular groove 204
Envelope is fixedly connected.The top of the second installation portion 3012 extends formation fastening laterally along 3013, and fastening is along 3013 and annular groove
204 side wall is sealedly and fixedly connected, and the height h1 of the second installation portion 3012 is less than the height h1 of rhone 202, the second installation portion
3012 provide one kind for waterproof and breathable membrane is tightly connected.Also set between the lateral wall top of the second installation portion 3012 and bottom
There is the fastening that stretches out along 3013 and fastening along 3014, be connected between increase the second installation portion 3012 and annular groove 204
Sealing.
During use, only waterproof and breathable membrane need to be installed on the annular groove 204 of motor and air-vent 201 so that the
One installation portion 3011 is sheathed on air-vent 201, and the second installation portion 3012 is placed in the side in annular groove 204 with annular groove 204
Wall sealing is fastenedly connected.Air-vent 201 is closed by waterproof membrane 302, serves the effect of waterproof and breathable.
The having the beneficial effect that of waterproof and breathable membrane of the present invention
Waterproof and breathable membrane is formed using matrix and waterproof membrane, structure is simple, low production cost, and install, change mean square
Just.Waterproof membrane located at device height between the height and the height of shell of rhone, improve waterproof membrane service life,
By rhone, the water on device shell is discharged, prevent water from covering on waterproof membrane and lead to waterproof membrane to lose efficacy, waterproof membrane is set
Set low the height in shell, play the effect of protection waterproof membrane, prevent waterproof membrane from damaging because of touching.
Above in association with accompanying drawing embodiment, the present invention is described in detail, those skilled in the art can be according to upper
State and bright the present invention is made with many variations example.Thus, some details in embodiment should not constitute limitation of the invention, this
Invention is by the scope being defined using appended claims as protection scope of the present invention.
Claims (7)
1. a kind of waterproof and breathable membrane, is arranged on the air-vent of device it is characterised in that described waterproof and breathable membrane includes base
Body and waterproof membrane, described matrix has the first installation portion mating described air-vent, and described first installation portion is sheathed on described
The hole outer wall of pore is simultaneously fixedly connected with the described waterproof membrane for closing described air-vent in top, and the height of described waterproof membrane is high
The height of rhone and the height less than described device outer case on described device；On described device around described air-vent
It is provided with annular groove, the bottom of described first installation portion stretches out and is folded upward at being formed the second installation portion, described second peace
Dress portion is placed in described annular groove and is connected together with the side wall of described annular groove；The lateral wall of described second installation portion sets
There is the fastening edge stretching out, described fastening is conflicted along the side seal with described annular groove；Described waterproof membrane with described
Between the top of pore, there is space.
2. waterproof and breathable membrane as claimed in claim 1 is it is characterised in that the height of described second installation portion is less than described device
The height of rhone on part.
3. waterproof and breathable membrane as claimed in claim 1 is it is characterised in that described second installation portion is elastic mounting part.
4. waterproof and breathable membrane as claimed in claim 1 is it is characterised in that described first installation portion is resilient sleeve.
5. waterproof and breathable membrane as claimed in claim 4 is it is characterised in that the hole outer wall of described air-vent is elastic wall.
6. waterproof and breathable membrane as claimed in claim 1 is it is characterised in that described first installation portion is column structure, described
Column structure inner hollow forms ventilative path.
7. waterproof and breathable membrane as claimed in claim 1 is it is characterised in that described waterproof membrane is that politef microporosity is thin
Film.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410321503.9A CN104079106B (en) | 2014-07-08 | 2014-07-08 | Waterproof breathable film |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410321503.9A CN104079106B (en) | 2014-07-08 | 2014-07-08 | Waterproof breathable film |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104079106A CN104079106A (en) | 2014-10-01 |
| CN104079106B true CN104079106B (en) | 2017-02-01 |
Family
ID=51600205
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410321503.9A Active CN104079106B (en) | 2014-07-08 | 2014-07-08 | Waterproof breathable film |
Country Status (1)
| Country | Link |
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| CN (1) | CN104079106B (en) |
Families Citing this family (6)
| 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 |
| EP3761391A4 (en) * | 2018-02-26 | 2021-04-21 | SANYO Electric Co., Ltd. | Battery pack |
| CN108254224B (en) * | 2018-03-12 | 2020-05-19 | 上海大学 | Liquid sampling bottle for automatic water sample acquisition system |
| CN110342096A (en) * | 2018-04-04 | 2019-10-18 | 德昌电机(深圳)有限公司 | Electronic component package box |
| CN108599475A (en) * | 2018-06-15 | 2018-09-28 | 上海博邦汽车技术有限公司 | The equipment of automatic installation waterproof and breathable membrane |
| CN112074110B (en) * | 2020-08-03 | 2021-09-14 | 安徽辰吉新能源科技有限公司 | Electric control shell with waterproof and breathable design |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5215312A (en) * | 1989-09-14 | 1993-06-01 | Siemens Aktiengesellschaft | Housing with a pressure-equalizing element which is retained water-tightly around the edges within a housing wall opening |
| CN103503587A (en) * | 2011-04-27 | 2014-01-08 | 日东电工株式会社 | Ventilation unit |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH09172750A (en) * | 1995-10-20 | 1997-06-30 | Mitsubishi Electric Corp | Waterproof structure of electric rotating machine |
| CN201887584U (en) * | 2010-10-28 | 2011-06-29 | 比亚迪股份有限公司 | Motor ventilation membrane protection structure |
| JP2014102970A (en) * | 2012-11-20 | 2014-06-05 | Nitto Denko Corp | Ventilation member |
| CN204030804U (en) * | 2014-07-08 | 2014-12-17 | 上海博邦汽车技术有限公司 | Waterproof and breathable membrane |
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2014
- 2014-07-08 CN CN201410321503.9A patent/CN104079106B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5215312A (en) * | 1989-09-14 | 1993-06-01 | Siemens Aktiengesellschaft | Housing with a pressure-equalizing element which is retained water-tightly around the edges within a housing wall opening |
| CN103503587A (en) * | 2011-04-27 | 2014-01-08 | 日东电工株式会社 | Ventilation unit |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104079106A (en) | 2014-10-01 |
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