CN205207824U - Waterproof ventilation valve of heat dissipation type - Google Patents
Waterproof ventilation valve of heat dissipation type Download PDFInfo
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- CN205207824U CN205207824U CN201520863499.9U CN201520863499U CN205207824U CN 205207824 U CN205207824 U CN 205207824U CN 201520863499 U CN201520863499 U CN 201520863499U CN 205207824 U CN205207824 U CN 205207824U
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- waterproof
- fixing bolt
- supporting frame
- ventilated membrane
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Abstract
The utility model provides a waterproof ventilation valve of heat dissipation type belongs to exhaust apparatus technical field. Current waterproof ventilation valve simple structure and the poor problem of water tightness have been solved to it. This waterproof ventilation valve of heat dissipation type's fixing bolt includes screw portion and connecting portion, screw portion's inside has the through -hole, the inside of connecting portion has the connecting hole, connecting hole and through -hole set up with one heart and the diameter of connecting hole is greater than the diameter of through -hole, the intercommunication department nature of connecting hole and through -hole forms the step face, ventilating cover includes ventilation part and fixed part, ventilating cover's bottom has the blind hole, a plurality of air vent has among the ventilation part, the border of support frame supports and leans on on the step face, the laminating of waterproof ventilated membrane links firmly with the support frame bonding in the top of support frame and the border of waterproof ventilated membrane bottom, fixed part and connecting portion link firmly through the screw thread and make support frame and waterproof ventilated membrane fix between fixing bolt and ventilating cover. This waterproof ventilation valve of heat dissipation type has the advantage that water tightness is gone with by simple structure.
Description
Technical field
The utility model belongs to venting gas appliance technical field, relates to a kind of heat radiating type waterproof vent valve.
Background technique
Along with open-air industrial product is constantly to the development of intellectuality, controlledization, miniaturization, the requirement of shelter of its internal core control system to outside protective housing is also more and more higher.As outdoor lighting lamp, communications equipment, sophisticated electronics etc., substantially all reach more than IP68 to the security level of outside protective housing, will there is tightness problem like this.Such as, the equipment that telecommunications industry uses subjects the impact that ambient temperature fluctuates rapidly, also can contact various particle simultaneously, and is exposed to the various weather conditions such as wind, rain, sunlight irradiation all the time and descends.Installed the equipment such as the tower top antenna of active electronic device operationally, heat can in apparatus casing accumulated inside.This will cause pressure to increase, and make housing seal bar bear larger stress.In addition, once precipitate heavy rain or high wind may cause that there's a sudden fall in temperature, and form the even larger vacuum of 200mbar in apparatus casing inside, this will make housing seal bar bear larger stress equally thereupon.If housing external and internal pressure can not realize balance, the water in external environment condition, moisture, dust and dirt just can enter enclosure interior by sealing off gap.This likely produces harmful effect to the performance of communications equipment, causes more maintenance work or larger reprocesses cost.
Under this situation, a kind of can breathe freely newly, eptfe membrane waterproof has again been born, eptfe membrane must and the base material such as terylene, nonwovens to carry out lamination laminating.By the outer protection housing of industrial products out of doors sets up outlet valve; then seal gear by eptfe membrane to run in pore; just can ensure the security level of protective housing; housing internal and external pressure balance can be realized again, thus efficiently avoid the water occurred in external environment condition, moisture, dust and dirt and enter the phenomenon of enclosure interior by sealing off gap.But, adopt the most structure of venting gas appliance of this kind of eptfe membrane comparatively complicated at present, and water-stop is poor.
Summary of the invention
The purpose of this utility model is for the above-mentioned problems in the prior art, provides a kind of heat radiating type waterproof vent valve, solves how to make that existing ventilation valve structure is simple and water-stop is good.
The purpose of this utility model realizes by following technical proposal: a kind of heat radiating type waterproof vent valve, it is characterized in that, comprise fixing bolt, supporting frame, waterproof ventilated membrane and vent cap, described fixing bolt, supporting frame and vent cap are made by the metallic material of perfect heat-dissipating, described fixing bolt comprises and has externally threaded spiro union portion and the joint for being connected vent cap, the inside of described spiro union portion has the through hole that the axis along fixing bolt is arranged, the inside of described joint has the attachment hole that the axis along fixing bolt is arranged, described attachment hole and through hole are arranged with one heart and the diameter of attachment hole is greater than the diameter of through hole, the connectivity part self-assembling formation step surface of described attachment hole and through hole, the madial wall of described attachment hole has internal thread, described vent cap comprises ventilating part and fixing part, the bottom of described vent cap has blind hole, there is in described ventilating part the vent that several are arranged along fixing bolt radial direction, the inner of described vent is connected with blind hole, outer end is connected with the external world, the edge of described supporting frame is resisted against on step surface, described waterproof ventilated membrane is fitted in the top of supporting frame, and edge bottom waterproof ventilated membrane and supporting frame bond and are connected, described fixing part and joint are connected by screw thread and make supporting frame and waterproof ventilated membrane be fixed between fixing bolt and vent cap, described blind hole is connected with through hole with waterproof ventilated membrane by supporting frame.
This waterproof vent valve is fixed on the housing of equipment by worm structure, waterproof ventilated membrane has waterproof and ventilative function, make the inside of apparatus casing by the through hole in fixing bolt, supporting frame, waterproof ventilated membrane, blind hole is connected with the external world with vent, vent is positioned at the sidepiece of vent cap, make water, dust, dirts etc. not easily enter into the inside of this waterproof vent valve, this waterproof vent valve component are less, structure is simple, water-stop is good, and fixing bolt, supporting frame and vent cap are made by the metallic material of perfect heat-dissipating, make this waterproof vent valve good heat dissipation effect, long service life, can be arranged on the equipment of discharge higher temperature gas.
In above-mentioned a kind of heat radiating type waterproof vent valve, described supporting frame comprise edge positioning part in the form of a ring and be arranged in positioning part in criss-cross butting section, described position point is between step surface and fixing part.Have the through hole that supplied gas is passed through in supporting frame, position point is between step surface and fixing part, and the firmness making supporting frame fixing is high.
In above-mentioned a kind of heat radiating type waterproof vent valve, described waterproof ventilated membrane is made up of the hydrophobicity expanded PTFE material of breathing freely.Waterproof ventilated membrane has the feature of oil repellency, hydrophobicity, and namely oil and water is not by waterproof ventilated membrane, only has gas just can, through waterproof ventilated membrane, make the water-stop of this waterproof vent valve good.
In above-mentioned a kind of heat radiating type waterproof vent valve, described waterproof vent valve also comprises seal ring, and described seal ring is enclosed within fixing bolt.Seal ring plays the effect of sealing, the gap between sealed water-proof air permeable valve and apparatus casing, makes water can not enter into the housing of equipment from this gap, makes the water-stop of this waterproof vent valve good.
Compared with prior art, the heat radiation waterproof vent valve that the utility model provides has the following advantages:
1, this waterproof vent valve only includes fixing bolt, supporting frame, waterproof ventilated membrane, vent cap and seal ring, and fixing bolt and vent cap are connected by screw thread and make supporting frame and waterproof ventilated membrane be fixed between fixing bolt and vent cap, structure is simple, and fixing bolt, supporting frame and vent cap are made by the metallic material of good heat dissipation effect, make the good heat dissipation effect of this waterproof vent valve, long service life.
2, this waterproof vent valve arranges waterproof ventilated membrane and seal ring, and waterproof ventilated membrane is connected between fixing bolt and vent cap, and the outer end of vent is the sidepiece being positioned at vent cap, makes this waterproof vent valve water-stop good.
Accompanying drawing explanation
Fig. 1 is the overall structure sectional view of this heat radiation waterproof vent valve.
Fig. 2 is the structural representation of this heat radiation waterproof vent valve supporting frame.
In figure, 1, fixing bolt; 11, spiro union portion; 12, joint; 13, through hole; 14, attachment hole; 2, supporting frame; 21, positioning part; 22, butting section; 3, waterproof ventilated membrane; 4, vent cap; 41, ventilating part; 42, fixing part; 43, blind hole; 44, vent; 5, step surface; 6, seal ring.
Embodiment
Be below specific embodiment of the utility model and by reference to the accompanying drawings, the technical solution of the utility model is further described, but the utility model be not limited to these embodiments.
As shown in Figure 1, this heat radiating type waterproof vent valve comprises fixing bolt 1, supporting frame 2, waterproof ventilated membrane 3, vent cap 4 and seal ring 6.Fixing bolt 1, supporting frame 2 and vent cap 4 are made by the metallic material of perfect heat-dissipating.
Seal ring 6 is enclosed within fixing bolt 1, fixing bolt 1 comprises and has externally threaded spiro union portion 11 and the joint 12 for being connected vent cap 4, the inside of spiro union portion 11 has the through hole 13 that the axis along fixing bolt 1 is arranged, the inside of joint 12 has the attachment hole 14 that the axis along fixing bolt 1 is arranged, attachment hole 14 and through hole 13 are arranged with one heart and the diameter of attachment hole 14 is greater than the diameter of through hole 13, the connectivity part self-assembling formation step surface 5 of attachment hole 14 and through hole 13.The madial wall of attachment hole 14 has internal thread.
Vent cap 4 comprises ventilating part 41 and fixing part 42, the bottom of vent cap 4 has blind hole 43, in the present embodiment, there are in ventilating part 41 six vents 44 arranged along fixing bolt 1 radial direction, in actual production, the quantity of vent 44 can be four or eight, and the inner of vent 44 is connected with blind hole 43, and outer end is connected with the external world.
As shown in Figure 2, supporting frame 2 comprise edge positioning part in the form of a ring 21 and be arranged in positioning part 21 in criss-cross butting section 22, positioning part 21 is positioned on step surface 5, waterproof ventilated membrane 3 is made up of the hydrophobicity expanded PTFE material of breathing freely, waterproof ventilated membrane 3 is fitted in the top of supporting frame 2, and edge bottom waterproof ventilated membrane 3 and supporting frame 2 bond and are connected, fixing part 42 is arranged in attachment hole 14, and the screw thread of fixing part 42 and joint 12 is connected supporting frame 2 and waterproof ventilated membrane 3 are fixed between fixing bolt 1 and vent cap 4.Through hole 13 is connected with the external world with vent 44 by the hole on supporting frame 2, water-resistant air film, blind hole 43.
Specific embodiment described herein is only to the explanation for example of the utility model spirit.The utility model person of ordinary skill in the field can make various amendment or supplements or adopt similar mode to substitute to described specific embodiment, but can't depart from spirit of the present utility model or surmount the scope that appended claims defines.
Although more employ the terms such as fixing bolt 1, spiro union portion 11, joint 12, through hole 13, attachment hole 14, supporting frame 2, positioning part 21, butting section 22, waterproof ventilated membrane 3, vent cap 4, ventilating part 41, fixing part 42, blind hole 43, vent 44, step surface 5, seal ring 6 herein, do not get rid of the possibility using other term.These terms are used to be only used to describe and explain essence of the present utility model more easily; The restriction that they are construed to any one additional is all contrary with the utility model spirit.
Claims (4)
1. a heat radiating type waterproof vent valve, it is characterized in that, comprise fixing bolt (1), supporting frame (2), waterproof ventilated membrane (3) and vent cap (4), described fixing bolt (1), supporting frame (2) and vent cap (4) are made by the metallic material of perfect heat-dissipating, described fixing bolt (1) comprises and has externally threaded spiro union portion (11) and the joint (12) for being connected vent cap (4), the inside of described spiro union portion (11) has the through hole (13) that the axis along fixing bolt (1) is arranged, the inside of described joint (12) has the attachment hole (14) that the axis along fixing bolt (1) is arranged, described attachment hole (14) and through hole (13) are arranged with one heart and the diameter of attachment hole (14) is greater than the diameter of through hole (13), described attachment hole (14) and the connectivity part self-assembling formation step surface (5) of through hole (13), the madial wall of described attachment hole (14) has internal thread, described vent cap (4) comprises ventilating part (41) and fixing part (42), the bottom of described vent cap (4) has blind hole (43), there is in described ventilating part (41) vent (44) that several are arranged along fixing bolt (1) radial direction, the inner of described vent (44) is connected with blind hole (43), outer end is connected with the external world, the edge of described supporting frame (2) is resisted against on step surface (5), described waterproof ventilated membrane (3) is fitted in the top of supporting frame (2), and the edge of waterproof ventilated membrane (3) bottom and supporting frame (2) bond and are connected, described fixing part (42) and joint (12) are connected by screw thread and make supporting frame (2) and waterproof ventilated membrane (3) be fixed between fixing bolt (1) and vent cap (4), described blind hole (43) is connected with through hole (13) with waterproof ventilated membrane (3) by supporting frame (2).
2. a kind of heat radiating type waterproof vent valve according to claim 1, it is characterized in that, described supporting frame (2) comprise edge positioning part (21) in the form of a ring and be arranged in positioning part (21) in criss-cross butting section (22), described positioning part (21) is positioned between step surface (5) and fixing part (42).
3. a kind of heat radiating type waterproof vent valve according to claim 1 and 2, is characterized in that, described waterproof ventilated membrane (3) is made up of the hydrophobicity expanded PTFE material of breathing freely.
4. a kind of heat radiating type waterproof vent valve according to claim 1 and 2, is characterized in that, described waterproof vent valve also comprises seal ring (6), and described seal ring (6) is enclosed within fixing bolt (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520863499.9U CN205207824U (en) | 2015-11-02 | 2015-11-02 | Waterproof ventilation valve of heat dissipation type |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520863499.9U CN205207824U (en) | 2015-11-02 | 2015-11-02 | Waterproof ventilation valve of heat dissipation type |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205207824U true CN205207824U (en) | 2016-05-04 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520863499.9U Active CN205207824U (en) | 2015-11-02 | 2015-11-02 | Waterproof ventilation valve of heat dissipation type |
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| Country | Link |
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| CN (1) | CN205207824U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107289165A (en) * | 2017-07-27 | 2017-10-24 | 惠州市沃瑞科技有限公司 | A kind of splashproof oleophobic applied to leakproof fuel cell is breathed freely balanced valve |
| CN110295975A (en) * | 2018-03-22 | 2019-10-01 | 陕西重型汽车有限公司 | The ventilating system of urea box and the urea box |
| CN112555480A (en) * | 2019-09-26 | 2021-03-26 | 襄阳中车电机技术有限公司 | Driving motor ventilation valve |
| CN112753057A (en) * | 2018-09-25 | 2021-05-04 | 日本精机株式会社 | Display device |
-
2015
- 2015-11-02 CN CN201520863499.9U patent/CN205207824U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107289165A (en) * | 2017-07-27 | 2017-10-24 | 惠州市沃瑞科技有限公司 | A kind of splashproof oleophobic applied to leakproof fuel cell is breathed freely balanced valve |
| CN110295975A (en) * | 2018-03-22 | 2019-10-01 | 陕西重型汽车有限公司 | The ventilating system of urea box and the urea box |
| CN112753057A (en) * | 2018-09-25 | 2021-05-04 | 日本精机株式会社 | Display device |
| CN112753057B (en) * | 2018-09-25 | 2023-06-16 | 日本精机株式会社 | Display device |
| CN112555480A (en) * | 2019-09-26 | 2021-03-26 | 襄阳中车电机技术有限公司 | Driving motor ventilation valve |
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