CN205136311U - Electrical and electronic equipment protection is with ventilative nut - Google Patents
Electrical and electronic equipment protection is with ventilative nut Download PDFInfo
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- CN205136311U CN205136311U CN201520908912.9U CN201520908912U CN205136311U CN 205136311 U CN205136311 U CN 205136311U CN 201520908912 U CN201520908912 U CN 201520908912U CN 205136311 U CN205136311 U CN 205136311U
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- microporous membrane
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Abstract
The utility model discloses an electrical and electronic equipment protection is with ventilative nut, include: threaded counter bore is seted up to the casing of nut on the casing, a plurality of bleeder vents have been seted up to the bottom of screw thread counter bore, be equipped with expanded polytetrafluoroethylene micropore film between bleeder vent and the screw thread counter bore, adoption perfluorocapylic acid in expanded polytetrafluoroethylene micropore film surface refuses the agent of water oil -repellent finish and carries out modification for expanded polytetrafluoroethylene micropore film surface tension is 10~15mNm. In this way, the utility model discloses have the ventilative adjustment device casing of convection current inside with balanced, the ventilative heat dissipation of outdoor atmospheric pressure, waterproofly refuse oily osmotic work ability, can guarantee effectively bringing into play of electric property, the reliability that improves electrical equipment is rateed to reduce the fault has the important function, has the product of ventilative nut protection, its function call to normal performance, and long service life and safe and reliable can reduce the cost of above -mentioned trade product, improve its competitiveness.
Description
Technical field
The utility model relates to fastener areas, particularly relates to the ventilative nut of a kind of electric/electronic device protection.
Background technique
China is the big country of automobile making and consumption, also be the manufacture big country of outdoor electric/electronic device on the other hand, these outdoor electronic electrical equipments must work under atmosphere environment severe out of doors, what have has been designed to the totally enclosed structure of sealing thickeied, what have has installed air-conditioning system additional in order to regulating equipment inside temperature, these add cost more, outward appearance is heavy, unsightly, American-European having developed uses the membrane module technology of micro-porous permeable to solve the problem, in the technical foundation of the ventilated membrane assembly of America and Europe, our company actively innovates research and development electric/electronic device housing waterproof and refuses the ventilative nut technology of oil, promote the competitive ability of China's electric/electronic device.
Car light forms cross-ventilation by the upper diverse location air hole of light fixture, in lamp, water vapour raises with the temperature in lamp and discharges outside lamp from the air hole of upper position, the air hole of upper/lower positions constantly supplements lamp outer air, thus reduces the ambiguous phenomenon generation of the scattering of water vapour to light.
In many big and medium-sized cities, the quantity reality of automobile " overload ".The environmental pollution that the waste gas of motor vehicle emission causes.Vehicle exhaust major pollutants are hydrocarbon, oxynitrides, carbon monoxide, sulfur dioxide, lead-containing compounds, Benzpyrene and solid particulate matter etc., in haze weather and overcast and rainy, these pollutants can stick in the body surface of not water and oil repellant, form dirt, when these oiliness contaminant particles are deposited on the microporous membrane surface of not water and oil repellant, the microporous membrane surface of water and oil repellant does not have self-cleaning ability, with the passing of time the air-locked blanket layer of one deck is defined, the ventilating performance of the microporous membrane of not water and oil repellant is had a strong impact on or airtight.The convection current of breathing freely of car light, automobile ECU electronics, electric motor of automobile and electronic information, sensor is made to regulate the ability of car light humidity greatly to reduce.
Traditional device housings structure is totally enclosed environment, makes to carry out gas exchanges and heat radiation with external environment condition in shell.Work long hours when electronic equipment and cause gas pressure raised pressure in shell to increase, producing pressure difference with outside air, increasing shell internal air pressure and electronic component stress, acceleration completed electronic elements is aging.Housing expands with heat and contract with cold simultaneously, and make rainwater and moist fog invade inner along seam, affect the reliability of electronic component and circuit long-term work, problem day shows important.
Model utility content
The technical problem that the utility model mainly solves is to provide one and has regulating equipment enclosure interior and outdoor atmospheric pressure balances, ventilative dispel the heat, waterproof is refused oily infiltration function electric/electronic device and protect use and to breathe freely nut.
For solving the problems of the technologies described above, the technological scheme that the utility model adopts is: provide a kind of electric/electronic device to protect with ventilative nut, comprise: the housing of nut, housing offers screw-threaded counterbore, the bottom of described screw-threaded counterbore offers some air holes, expanded PTFE microporous membrane is provided with between described air hole and screw-threaded counterbore, described expanded PTFE microporous membrane surface adopts perfluoro caprylic acid water-refusing oil-refusing finishing agent to carry out modification, makes expanded PTFE microporous membrane surface tension be 10 ~ 15mN/m.
In the utility model preferred embodiment, described housing is rubber and plastic housing.
In the utility model preferred embodiment, described screw-threaded counterbore inwall is provided with standard thread.
In the utility model preferred embodiment, the micropore diameter of described expanded PTFE microporous membrane is 0.01 ~ 20 μm.
The beneficial effects of the utility model are: a kind of ventilative nut with standardization screw thread that the utility model adopts the expanded PTFE microporous membrane new material with specific function to combine with the connection performance of nut, and this nut has convection current and to breathe freely regulating equipment enclosure interior and outdoor atmospheric pressure balances, ventilative dispel the heat, waterproof refuses oily infiltration function; Extensively can connect and be used in outdoor communication base station, on the bolt structure of band through hole that automobile lamp, ECU electronic control unit, electric motor of automobile and electronic information, sensor housing protrude; the layout not affecting the electric elements of enclosure interior is installed; and effectively bringing into play of electrical properties can be guaranteed; reduce the reliability important role that rate of fault improves electrical equipment; there is the product of ventilative nut protection; its function is normally played; long service life and safe and reliable; the cost of above-mentioned industry product can be reduced, improve its competitive ability.
Accompanying drawing explanation
In order to be illustrated more clearly in the technological scheme in the utility model embodiment, below the accompanying drawing used required in describing embodiment is briefly described, apparently, accompanying drawing in the following describes is only embodiments more of the present utility model, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings, wherein:
Fig. 1 is the structural representation of the utility model electric/electronic device protection with ventilative nut one preferred embodiment;
Fig. 2 is the left view of the protection of electric/electronic device shown in Fig. 1 with ventilative nut.
Embodiment
Be clearly and completely described to the technological scheme in the utility model embodiment below, obviously, described embodiment is only a part of embodiment of the present utility model, instead of whole embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art are not making other embodiments all obtained under creative work prerequisite, all belong to the scope of the utility model protection.
Refer to Fig. 1 and Fig. 2, the utility model is embodiment comprise:
The ventilative nut of a kind of electric/electronic device protection, comprising: the housing 1 of nut, described housing 1 is rubber and plastic housing.
Housing 1 offers screw-threaded counterbore, and the bottom of described screw-threaded counterbore offers some air holes 3, is provided with expanded PTFE microporous membrane 2 between described air hole 3 and screw-threaded counterbore.
Expanded PTFE microporous membrane 2 and modified film material thereof, this macromolecule new material has and is interconnected through microcellular structure, micropore diameter is 0.01 ~ 20 μm, gas (containing water vapor molecule) can discharge internal heat through the mutual convection current exchange of expanded PTFE microporous membrane 2, regulates inside and outside gas pressure balancing; Rainwater, salt fog, mist of oil and dust etc. is made to be blocked in this film surface outer and can not be through.The excellent properties such as expanded PTFE microporous membrane 2 has that chemical inertness is good, uvioresistant, nonflammable and high-low temperature resistant, expanded PTFE microporous membrane 2 can adapt to the change of various amblent air temperature and not affect its performance, and the product requirement such as electronic equipment and outdoor communication reaches IP65 grade (dust and water protection).
Described expanded PTFE microporous membrane 2 surface adopts perfluoro caprylic acid water-refusing oil-refusing finishing agent to carry out modification, expanded PTFE microporous membrane 2 surface tension is made to be 10 ~ 15mN/m, far below < (20 ~ 40) mN/m of conventional oil product, the protection aspect making surperficial eptfe membrane assembly be used in automobile lamp and electronic electric equipment has obvious water and oil repellant ability.
Described screw-threaded counterbore inwall is provided with standard thread.There is the ventilative nut of standardization screw thread can stop the infiltration of rainwater dust, make in the housing of automobile lamp and electronic electric equipment, to reach free of contamination dirt level of confidentiality; Vehicle exhaust rainwater oil pollution thing can be prevented again to be bonded in microporous membrane surface.Import and outlet can be substituted.
In addition, increase and achieve rubber member nut through these innovation tricks of the trade of magnitude of interference of size in standard thread and be fastenedly connected and can not loosen in lifetime, connect reliable.
This electric/electronic device housing waterproof refuses the ventilative nut product of oil will be better than the performance of same kind of products at abroad, will break the situation of the micro-produce market of foreign well-known business monopoly domestic protectiveness waterproof ventilated membrane; Substitute import expanded PTFE microporous membrane assembly; Reduce outdoor communication base station, automobile lamp, ECU electronic control unit, electric motor of automobile and electronic information, sensor manufacturing cost and use cost to a great extent, be conducive to industry and enhance competitiveness and benign development; Be conducive to the upper level of macromolecular material research and development of domestic high added value, due to this project Appropriate application Domestic Resources, and on environment without impact, be worth industrialization to drop into; Opportunity can expand to overseas market after condition maturity; This project can cultivate the research and development of macromolecule new material and the talent team of material manufacture application simultaneously, forms autonomous intellectual property and product standard.Drive the development of this new material equipment manufacture and other application industry simultaneously, improve the horizontal important in inhibiting of Technology Self-innovation Ability.
A kind of ventilative nut with standardization screw thread that the utility model adopts the expanded PTFE microporous membrane new material with specific function to combine with the connection performance of nut, this nut has convection current and to breathe freely regulating equipment enclosure interior and outdoor atmospheric pressure balances, ventilative dispel the heat, waterproof refuses oily infiltration function; Extensively can connect and be used in outdoor communication base station, on the bolt structure of band through hole that automobile lamp, ECU electronic control unit, electric motor of automobile and electronic information, sensor housing protrude; the layout not affecting the electric elements of enclosure interior is installed; and effectively bringing into play of electrical properties can be guaranteed; reduce the reliability important role that rate of fault improves electrical equipment; there is the product of ventilative nut protection; its function is normally played; long service life and safe and reliable; the cost of above-mentioned industry product can be reduced, improve its competitive ability.
The foregoing is only embodiment of the present utility model; not thereby the scope of the claims of the present utility model is limited; every utilize the utility model description to do equivalent structure or equivalent flow process conversion; or be directly or indirectly used in other relevant technical field, be all in like manner included in scope of patent protection of the present utility model.
Claims (4)
1. the ventilative nut of electric/electronic device protection, it is characterized in that, comprise: the housing of nut, housing offers screw-threaded counterbore, the bottom of described screw-threaded counterbore offers some air holes, be provided with expanded PTFE microporous membrane between described air hole and screw-threaded counterbore, described expanded PTFE microporous membrane surface adopts perfluoro caprylic acid water-refusing oil-refusing finishing agent to carry out modification, makes expanded PTFE microporous membrane surface tension be 10 ~ 15mN/m.
2. the ventilative nut of electric/electronic device protection according to claim 1, it is characterized in that, described housing is rubber and plastic housing.
3. the ventilative nut of electric/electronic device protection according to claim 1, it is characterized in that, described screw-threaded counterbore inwall is provided with standard thread.
4. the ventilative nut of electric/electronic device protection according to claim 1, it is characterized in that, the micropore diameter of described expanded PTFE microporous membrane is 0.01 ~ 20 μm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520908912.9U CN205136311U (en) | 2015-11-16 | 2015-11-16 | Electrical and electronic equipment protection is with ventilative nut |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520908912.9U CN205136311U (en) | 2015-11-16 | 2015-11-16 | Electrical and electronic equipment protection is with ventilative nut |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205136311U true CN205136311U (en) | 2016-04-06 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520908912.9U Active CN205136311U (en) | 2015-11-16 | 2015-11-16 | Electrical and electronic equipment protection is with ventilative nut |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205136311U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105351336A (en) * | 2015-11-16 | 2016-02-24 | 常州市泛亚汽车饰件有限公司 | Air-permeable nut for protection of electrical and electronic equipment |
-
2015
- 2015-11-16 CN CN201520908912.9U patent/CN205136311U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105351336A (en) * | 2015-11-16 | 2016-02-24 | 常州市泛亚汽车饰件有限公司 | Air-permeable nut for protection of electrical and electronic equipment |
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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 | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20181229 Address after: 213165 28-8 Liban Road, Bangshang Village, Lijia Town, Wujin District, Changzhou City, Jiangsu Province Patentee after: JIANGSU PAN ASIAN MICROVENT TECHNOLOGY CO., LTD. Address before: 213000 Liban Road 28-8, Lijia Town, Wujin District, Changzhou City, Jiangsu Province Patentee before: Pan-Asian Automotive Garnishry (Changzhou) Co., Ltd. |
|
| CP02 | Change in the address of a patent holder | ||
| CP02 | Change in the address of a patent holder |
Address after: 213000 No.8 Qiancao Road, Lijia Town, Wujin District, Changzhou City, Jiangsu Province Patentee after: JIANGSU PAN ASIAN MICROVENT TECHNOLOGY CO., LTD. Address before: 213165, No. 28-8, Sakamoto Road, Sakamoto village, Lijia Town, Wujin District, Jiangsu, Changzhou Patentee before: JIANGSU PAN ASIAN MICROVENT TECHNOLOGY CO., LTD. |