CN205298645U - Waterproof ventilation valve - Google Patents
Waterproof ventilation valve Download PDFInfo
- Publication number
- CN205298645U CN205298645U CN201620018204.2U CN201620018204U CN205298645U CN 205298645 U CN205298645 U CN 205298645U CN 201620018204 U CN201620018204 U CN 201620018204U CN 205298645 U CN205298645 U CN 205298645U
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- CN
- China
- Prior art keywords
- valve
- valve block
- valve body
- elastic component
- ventilated membrane
- 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.)
- Withdrawn - After Issue
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- Self-Closing Valves And Venting Or Aerating Valves (AREA)
Abstract
The utility model discloses a waterproof ventilation valve. It includes the valve body and installs the valve gap on the valve body to have the cavity that is used for installing the ventilated membrane in the valve body, installs the valve block in the cavity, forms airflow channel between the inner wall of valve block and valve body, and the ventilated membrane is installed on the valve block, still is provided with the sealing washer in the valve body, and the top of sealing washer is by pressing in the bottom of valve block, and flexible is settled in the top of valve block, the elastic component is pressed between valve block and valve gap, has pressure gas in the cavity, and the valve block can be by the gaseous elasticity that promotes and then make the gaseous airflow channel of entering of pressure and overcome the elastic component of pressure with pressure gas outgoing. After adopting foretell structure, can be through ventilated membrane normal clear exhaust, when lean on alone the exhaust of waterproof ventilated membrane can not satisfy balanced module in during the external pressure, thereby the valve block can the gaseous elasticity that is promoted to make the gaseous airflow channel of entering of pressure and overcome the elastic component of pressure with pressure gas outgoing, has realized overpressure protection from this and has removed dust the function voluntarily.
Description
Technical field
This utility model relates to a kind of cumulative photovoltaic generation module vent valve, specifically a kind of waterproof vent valve for balancing cumulative photovoltaic generation module inner and outer air pressure.
Background technology
Cumulative photovoltaic generation is widely used waterproof vent valve, is used for balancing ambient temperature (four seasons, round the clock weather) change and the air in module that seals that causes expands with heat and contract with cold the pressure change caused. At present, the waterproof vent valve of use has waterproof and dustproof, airing function, and its structure is to be formed by plastic cement or metal shell and waterproof ventilated membrane welding or pressing, and its safeguard function and Air permenbility depend on the function of waterproof ventilated membrane, quality and work area.
Development along with photovoltaic cause, also some technical problems are occurred in that, if cumulative photovoltaic generation module is after installing and using a period of time, occur in that lens glass projection and depressed phenomenon, and affect normal operation, it has to carry out M R, trace it to its cause, the ventilated membrane area dirt being largely due to waterproof vent valve have impact on breathability, makes the Air permenbility of waterproof vent valve reduce, it is impossible to caused by very fast balance module inner and outer air pressure.
Summary of the invention
The technical problems to be solved in the utility model is to provide a kind of waterproof vent valve being capable of overpressure protection and automatic dust removing.
In order to solve above-mentioned technical problem, waterproof vent valve of the present utility model, including valve body and be arranged on the valve gap on valve body, there is in valve body the chamber for installing the valve block being welded with ventilated membrane, gas channel is formed between valve block and the inwall of valve body. it is additionally provided with the upper lip silica gel sealing ring extending in chamber in valve body, the top lip of sealing ring is pressed over the bottom of valve block, the top of valve block is mounted with elastic component, described elastic component is crushed between valve block and valve gap, if any over-pressure gas in chamber, and overcome the elastic force of elastic component, valve block can be promoted by over-pressure gas and then make over-pressure gas entrance gas channel to discharge.
Described valve block is plastic cement skeleton, and described ventilated membrane is welded on plastic cement skeleton.
Described sealing ring is upper lip silica gel sealing ring.
Described elastic component is jump ring, and described jump ring has internal ring and outer shroud, and described internal ring is provided with multiple profile of tooth shell fragment, and described outer shroud is provided with multiple opening.
Being provided with the slot for installing sealing ring in described valve body, described sealing ring is placed in slot.
Described valve gap is provided with the tip extending in placing chamber, described elastic component by tip pressure holding on valve block.
After adopting above-mentioned structure; due to the valve block being provided with ventilated membrane arranged; the sealing ring coordinated with valve block and elastic component and be formed at the gas channel between valve block and body wall; thus can be normally carried out aerofluxus by ventilated membrane; when individually external pressure in balance module can not have been met by waterproof ventilated membrane aerofluxus; the intrinsic pressure increase of module; when exceeding setting pressure; valve block can be promoted by over-pressure gas so that over-pressure gas enters gas channel and puff prot is discharged, and thus achieves overpressure protection and automatic dedusting function.
Accompanying drawing explanation
Fig. 1 is the structural representation of this utility model waterproof vent valve.
Detailed description of the invention
Below in conjunction with accompanying drawing and detailed description of the invention, waterproof vent valve of the present utility model is described in further detail.
As shown in the figure, waterproof vent valve of the present utility model, including valve body 1 and be arranged on the valve gap 6 on valve body, there is in valve body 1 chamber 7 for installation activity valve block 3, valve block 3 is welded by waterproof ventilated membrane and plastic cement skeleton, gas channel 9 is formed between valve block 3 and the inwall of valve body, from there through valve block 3 and ventilated membrane 5, chamber is divided into upper and lower two parts, the sealing ring 2 that its top extend in chamber it is additionally provided with in valve body 1, described sealing ring 2 is upper lip silica gel sealing ring, as seen from Figure 1, the slot for installing sealing ring 2 it is provided with in valve body, sealing ring 2 is placed in slot, this sealing ring has tip, the tip of sealing ring 2 is pressed over the bottom of valve block 3, the top of valve block 3 is mounted with elastic component 8, specifically, valve gap 6 is provided with the tip extending in chamber, elastic component by tip pressure holding on valve block, elastic component 8 is thus made to be crushed between valve block 3 and valve gap 6, by such structure make valve block 3 become one can be movable independent unit, valve block realizes sealing through upper lip silica gel sealing ring with valve body, make easily to seal between valve block 3 and valve body 1, also it is easily opened, when there being over-pressure gas in chamber, valve block can be promoted by over-pressure gas, and then make over-pressure gas enter gas channel discharge.
Further, valve block 3 of the present utility model is plastic cement skeleton, ventilated membrane 5 is welded on plastic cement skeleton, formed one can be movable separate unit, when elastic component is spring, valve body height can be increased considerably, there is drawback, therefore the elastic component 8 in the present embodiment is preferably jump ring, through jump ring, valve block is applied with pressure after being locked with valve body pressing by valve gap, to have reached the sealing with valve body, described jump ring includes internal ring and outer shroud, internal ring is provided with multiple profile of tooth shell fragment, outer shroud is provided with multiple opening, the nip portion thus making jump ring outer shroud and valve gap defines multiple gap, serve the effect of puff prot.
Its operation principle and work process are as follows:
When being provided with the cumulative photovoltaic generation module of waterproof vent valve in outdoor along with the rising of temperature, it is intrinsic pressure that air in module starts to expand formation, the waterproof ventilated membrane that the air that now part has more can pass through to install on valve block is discharged to outside, when temperature continues to raise, and when heating up very fast, in module, air expansion is accelerated, so that when individually can not meet external pressure in balance module by waterproof ventilated membrane aerofluxus, module inner air pressure incrementally increases, when the intrinsic pressure safeguard protection air pressure increasing to setting, valve block is by superpressure air push, upper lip silica gel sealing ring loses sealing function, superpressure air is from the preset clearance (gas channel) between waterproof ventilated membrane and valve body and valve block simultaneously to external exhaust gas, and the air that this part is discharged is through valve gap, the multiple gaps formed after multiple openings of jump ring outer-loop and the outer pressing of valve block top form multiply the air-flow of certain wind speed, become mixed plus the air manifold discharged from waterproof ventilated membrane and disturb air-flow or cyclone so that realizing from dedusting function.
Claims (6)
1. a waterproof vent valve, including valve body (1) and be arranged on the valve gap (6) on valve body, it is characterized in that: there is in described valve body (1) chamber (7) for installing ventilated membrane (5), valve block (3) is installed in described chamber (7), gas channel (9) is formed between valve block (3) and the inwall of valve body, described ventilated membrane (5) is arranged on valve block (3), the sealing ring (2) extending in chamber it is additionally provided with in described valve body (1), the top of described sealing ring (2) is pressed over the bottom of valve block (3), the top of described valve block (3) is mounted with elastic component (8), described elastic component (8) is crushed between valve block (3) and valve gap (6), in described chamber, there is pressed gas, valve block can be promoted by pressed gas and then make pressed gas enter gas channel and overcome the elastic force of elastic component to be discharged by pressed gas.
2. the waterproof vent valve described in claim 1, it is characterised in that: described valve block (3) is plastic cement skeleton, and described ventilated membrane (5) is welded on plastic cement skeleton.
3. the waterproof vent valve described in claim 1, it is characterised in that: described sealing ring (2) is upper lip silica gel sealing ring.
4. the waterproof vent valve described in claim 1, it is characterised in that: described elastic component (8) is jump ring, and described jump ring has internal ring and outer shroud, and described internal ring is provided with multiple profile of tooth shell fragment, and described outer shroud is provided with multiple opening.
5. the waterproof vent valve described in claim 1 or 3, it is characterised in that: being provided with the slot for installing sealing ring (2) in described valve body, described sealing ring (2) is placed in slot.
6. the waterproof vent valve described in claim 1 or 4, it is characterised in that: described valve gap (6) is provided with the tip extending in chamber, described elastic component by tip pressure holding on valve block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620018204.2U CN205298645U (en) | 2016-01-11 | 2016-01-11 | Waterproof ventilation valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620018204.2U CN205298645U (en) | 2016-01-11 | 2016-01-11 | Waterproof ventilation valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205298645U true CN205298645U (en) | 2016-06-08 |
Family
ID=56486240
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620018204.2U Withdrawn - After Issue CN205298645U (en) | 2016-01-11 | 2016-01-11 | Waterproof ventilation valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205298645U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105546169A (en) * | 2016-01-11 | 2016-05-04 | 唐凯 | Waterproof air-permeable valve |
| CN110573777A (en) * | 2017-04-28 | 2019-12-13 | 日东电工株式会社 | Ventilation unit |
| CN110741195A (en) * | 2017-03-30 | 2020-01-31 | 唐纳森公司 | Vent with pressure reducing valve |
| CN110753811A (en) * | 2017-06-15 | 2020-02-04 | 帕德米尼Vna机电一体化私人有限公司 | Anti-leakage check valve |
-
2016
- 2016-01-11 CN CN201620018204.2U patent/CN205298645U/en not_active Withdrawn - After Issue
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105546169A (en) * | 2016-01-11 | 2016-05-04 | 唐凯 | Waterproof air-permeable valve |
| CN105546169B (en) * | 2016-01-11 | 2017-12-01 | 唐凯 | Waterproof vent valve |
| CN110741195A (en) * | 2017-03-30 | 2020-01-31 | 唐纳森公司 | Vent with pressure reducing valve |
| US11047508B2 (en) | 2017-03-30 | 2021-06-29 | Donaldson Company, Inc. | Vent with relief valve |
| US11692644B2 (en) | 2017-03-30 | 2023-07-04 | Donaldson Company, Inc. | Vent with relief valve |
| CN110573777A (en) * | 2017-04-28 | 2019-12-13 | 日东电工株式会社 | Ventilation unit |
| US11226044B2 (en) | 2017-04-28 | 2022-01-18 | Nitto Denko Corporation | Ventilation unit |
| CN110573777B (en) * | 2017-04-28 | 2022-04-26 | 日东电工株式会社 | Ventilation unit |
| US11549597B2 (en) | 2017-04-28 | 2023-01-10 | Nitto Denko Corporation | Ventilation unit |
| CN110753811A (en) * | 2017-06-15 | 2020-02-04 | 帕德米尼Vna机电一体化私人有限公司 | Anti-leakage check valve |
| CN110753811B (en) * | 2017-06-15 | 2021-12-07 | 帕德米尼Vna机电一体化私人有限公司 | Anti-leakage check valve |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20160608 Effective date of abandoning: 20171201 |
|
| AV01 | Patent right actively abandoned |