CN217583340U - Waterproof ventilation valve based on nylon structure - Google Patents
Waterproof ventilation valve based on nylon structure Download PDFInfo
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- CN217583340U CN217583340U CN202221778159.2U CN202221778159U CN217583340U CN 217583340 U CN217583340 U CN 217583340U CN 202221778159 U CN202221778159 U CN 202221778159U CN 217583340 U CN217583340 U CN 217583340U
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Abstract
The utility model relates to a waterproof vent valve based on a nylon structure, which comprises a vent valve main body and a top cover detachably connected with the vent valve main body; the two ends of the ventilation valve main body are respectively an air inlet end and an air outlet end; the vent valve main body and the top cover form an air outlet; waterproof ventilative valve based on nylon construction still includes: the pressure ring, the waterproof breathable film and the 3M rubber ring are arranged on the base; the waterproof breathable film is fixed at the air outlet end of the breathable valve main body through a 3M rubber ring; the pressing ring is pressed on the waterproof breathable film, and the pressing ring is clamped at the air outlet end of the breathable valve main body. The utility model discloses a waterproof breather valve based on nylon structure, waterproof ventilated membrane is stable spacing, and water-proof effects is good.
Description
Technical Field
The utility model relates to a waterproof ventilation valve technical field especially relates to a waterproof ventilation valve based on nylon structures.
Background
The waterproof air-permeable valve (also called cattail micro respirator) is a novel waterproof air-permeable component. The waterproof vent valve on the existing market is mainly a metal waterproof vent valve. The metal waterproof vent valve is formed by processing a metal material through high-precision equipment and adding a microporous ePTFE membrane material. The most common metal waterproof vent valve is a steel structure waterproof vent valve.
However, the metal waterproof vent valve can generate a phenomenon of rusting after being used for a long time, so that the normal use of the waterproof vent valve is influenced. That is to say, the waterproof ventilative valve of current metal has the shortcoming of life weak point.
In addition, the existing waterproof vent valve has the defects that the positioning of the waterproof vent membrane is not stable enough, and the problems of displacement, deviation and the like easily occur. Thereby affecting the waterproof effect of the waterproof ventilation valve.
SUMMERY OF THE UTILITY MODEL
The utility model aims at overcoming the weak point among the prior art, providing a waterproof breather valve based on nylon structures, waterproof ventilated membrane is stable spacing, and water-proof effects is good.
The purpose of the utility model is realized through the following technical scheme:
a waterproof vent valve based on a nylon structure comprises a vent valve main body and a top cover detachably connected with the vent valve main body; the two ends of the ventilation valve main body are respectively an air inlet end and an air outlet end; the vent valve main body and the top cover form an air outlet;
waterproof ventilative valve based on nylon construction still includes: the pressure ring, the waterproof breathable film and the 3M rubber ring are arranged on the base; the waterproof breathable film is fixed at the air outlet end of the breathable valve main body through a 3M rubber ring; the pressing ring is pressed on the waterproof breathable film, and the pressing ring is clamped at the air outlet end of the breathable valve main body.
In one embodiment, the breather valve body is of nylon construction; the top cover is of a nylon structure.
In one embodiment, a limiting accommodating groove is formed in the air outlet end of the vent valve main body, and the 3M rubber ring, the waterproof breathable film and the pressure ring are sequentially accommodated in the limiting accommodating groove;
the side wall of the limiting and accommodating groove is provided with a first inclined surface and a second inclined surface; a third inclined surface and a fourth inclined surface are arranged on the side wall of the compression ring; the third inclined surface abuts against the first inclined surface, and the second inclined surface is pressed against the fourth inclined surface.
In one embodiment, the air outlet end of the air vent valve main body is provided with a plurality of mounting and positioning tables; the mounting and positioning table is provided with a positioning groove;
the top cap is provided with a plurality of installation reference column, the installation reference column with positioning groove one-to-one, just the installation reference column with positioning groove interference fit.
In one embodiment, the top of the positioning recess is provided with a first inclined guide surface; and a second inclined guide surface is arranged at the end part of the mounting positioning column.
In one embodiment, the top cover is also provided with a plurality of matching bosses; the matching bosses correspond to the mounting positioning columns one to one; and is provided with
The matching boss and the mounting positioning column clamp the groove wall on one side of the mounting positioning table.
In one embodiment, a first cambered surface is arranged on one side, close to the matching boss, of the mounting and positioning table; a second cambered surface is arranged on one side, close to the mounting and positioning table, of the matching boss; the first cambered surface is matched with the second cambered surface.
In one embodiment, the matching boss is pressed on the pressing ring.
In one embodiment, the waterproof and breathable valve based on the nylon structure further comprises a sealing ring; the sealing ring is sleeved with the outer wall of the ventilation valve main body.
In one embodiment, the outer wall of the air inlet end of the ventilation valve main body is provided with a thread structure.
Compared with the prior art, the utility model, possess following technological effect at least:
the clamping limiting device forms a clamping limiting effect on the third inclined surface and the fourth inclined surface through the first inclined surface and the second inclined surface, so that the clamping limiting effect on the compression ring is formed by the first inclined surface and the second inclined surface, the compression ring is effectively prevented from shifting, and the waterproof breathable film is further prevented from shifting;
the utility model discloses a waterproof ventilated membrane realizes gluing glutinous fixedly through 3M gluey ring on the one hand, and on the other hand passes through the clamping ring and realizes spacing fixed. Therefore, the waterproof breathable valve has stable positioning, is not unanimous to have displacement and offset phenomena, and further ensures the good waterproof effect of the waterproof breathable valve;
the utility model discloses a mode of installation reference column and positioning groove interference fit, when assembling waterproof breather valve, only need will install the reference column and aim at with positioning groove, then press the top cap hard and can realize assembling top cap and breather valve main part, it is very convenient, swift to operate, the packaging efficiency is high;
the utility model discloses through the cooperation of first slope guide face and second slope guide face, when equipment breather valve main part and top cap, on the one hand install the reference column can realize aiming at with the positioning groove fast, on the other hand install the reference column more smoothly, more swiftly get into in the positioning groove;
the top cover of the utility model realizes positioning through the interference fit of the mounting positioning column and the positioning groove on one hand, and further fixes the top cover by clamping one side groove wall of the mounting positioning table through the matching boss and the mounting positioning column on the other hand; thereby make the connection of top cap and ventilative valve main part more firm, do not increase the equipment procedure of top cap and ventilative valve main part again.
The utility model discloses a cooperation of first cambered surface and second cambered surface, when equipment breather valve main part and top cap, more smooth and easy, more swift, the dead phenomenon of card can not appear.
The utility model discloses a cooperation boss is pressed the clamping ring and is held, further carries on spacingly to the clamping ring to further carry on spacingly to waterproof ventilated membrane, further increased the stability of waterproof ventilated membrane.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and that those skilled in the art can also obtain other related drawings based on these drawings without inventive efforts.
Fig. 1 is a schematic overall structure diagram of a waterproof vent valve based on a nylon structure of the present invention;
fig. 2 is an exploded view of the waterproof breather valve based on a nylon structure shown in fig. 1;
FIG. 3 is a cross-sectional view of the waterproof breather valve based on a nylon structure shown in FIG. 1 with the sealing ring removed;
FIG. 4 is a schematic structural view of the main body of the breather valve shown in FIG. 2;
FIG. 5 is a cross-sectional view of the vent valve body of FIG. 4;
FIG. 6 is an enlarged view of FIG. 4 at A;
FIG. 7 is an enlarged view of FIG. 5 at B;
FIG. 8 is a schematic view of the pressure ring shown in FIG. 2;
fig. 9 is a schematic structural view of the top cover shown in fig. 2.
Detailed Description
In order to facilitate understanding of the present invention, the present invention will be described more fully hereinafter with reference to the accompanying drawings. The preferred embodiments of the present invention are shown in the drawings. The invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.
It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only and do not denote a single embodiment.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used herein in the description of the invention is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
As shown in fig. 1 and 2, the present invention discloses a waterproof vent valve 10 based on a nylon structure, which comprises a vent valve main body 20 and a top cover 30 detachably connected to the vent valve main body 20; the two ends of the vent valve main body 20 are respectively an air inlet end 100 and an air outlet end 200; the airing valve body 20 and the top cap 30 form an air outlet 300.
As shown in fig. 2 and fig. 3, the waterproof breather valve 10 based on the nylon structure of the present invention further includes: a press ring 40, a waterproof breathable film 50 and a 3M rubber ring 60. The waterproof breathable film 50 is fixed at the air outlet end 200 of the breathable valve main body 20 through a 3M rubber ring 60; the press ring 40 is pressed on the waterproof breathable film 50, and the press ring 40 is clamped at the air outlet end 200 of the breathable valve main body 20.
In the present embodiment, the breather valve body 20 is of nylon construction; the top cover 30 is of nylon construction.
As shown in fig. 3 and 4, in the present embodiment, the outlet end 200 of the vent valve body 20 is provided with a stopper accommodating groove 400, and the stopper accommodating groove 400 is sequentially accommodated with the waterproof breathable film 50, the pressing ring 40, and the waterproof breathable film 60. As shown in fig. 4 to 8, the side wall of the position-limiting accommodation groove 400 is provided with a first inclined surface 500 and a second inclined surface 600. The side wall of the pressing ring 40 is provided with a third inclined surface 410 and a fourth inclined surface 420. The third inclined surface 410 abuts against the first inclined surface 500, and the second inclined surface 600 is pressed against the fourth inclined surface 420. The clamping and limiting function is formed on the third inclined surface 410 and the fourth inclined surface 420 through the first inclined surface 500 and the second inclined surface 600, so that the clamping and limiting function is formed on the pressing ring 40 through the first inclined surface 500 and the second inclined surface 600, the pressing ring 40 is effectively prevented from displacing, and the waterproof breathable film 50 is prevented from displacing.
During assembly, the 3M rubber ring 60 is firstly adhered to the bottom of the limiting accommodating groove 400 of the vent valve main body 20, then the waterproof vent valve 10 is adhered to the 3M rubber ring 60, and the pressing ring 40 is pressed on the waterproof vent membrane 50. When the pressing ring 40 is pressed on the waterproof breathable film 50, the pressing ring 40 is just clamped in the clamping and limiting structure formed by the first inclined surface 500 and the second inclined surface 600. Waterproof ventilated membrane 50 realizes gluing fixedly through 3M gluey ring 60 on the one hand, and on the other hand realizes spacing fixedly through clamping ring 40. Therefore, the utility model discloses a waterproof ventilated membrane 50, the location is stable, and aversion, skew phenomenon appear in the disagreement, and then ensure the utility model discloses a waterproof ventilated valve 10 water-proof effects is good.
As shown in fig. 4, 5 and 9, in the present embodiment, the air outlet end 200 of the vent valve main body 20 is provided with a plurality of mounting and positioning stages 210; the positioning table 210 is provided with a positioning groove 211. Correspondingly, the top cover 30 is provided with a plurality of installation positioning columns 310, the installation positioning columns 310 correspond to the positioning grooves 211 one by one, and the installation positioning columns 310 are in interference fit with the positioning grooves 211. In a preferred embodiment, the plurality of mounting and positioning stages 210 are distributed in an annular array around the central axis of the main body 20 of the vent valve, so that the top cover 30 is uniformly stressed.
The installation reference column 310 and the mode of positioning groove 211 interference fit, when assembling waterproof breather valve 10, only need to aim at installation reference column 310 and positioning groove 211, then press down top cap 30 hard and can realize the equipment with top cap 30 and breather valve main part 20, it is very convenient, swift to operate, the packaging efficiency is high.
As shown in fig. 6 and 9, in the present embodiment, the top of the positioning concave groove 211 is provided with a first inclined guide surface 212; the end of the mounting location post 310 is provided with a second inclined guide surface 311. By the cooperation of the first inclined guiding surface 212 and the second inclined guiding surface 311, when the main body 20 of the vent valve is assembled with the top cover 30, on one hand, the positioning column 310 can be quickly aligned with the positioning groove 211, and on the other hand, the positioning column 310 can be more smoothly and quickly installed into the positioning groove 211.
As shown in fig. 3 and 9, in the present embodiment, the top cover 30 is further provided with a plurality of engaging bosses 320; the matching bosses 320 correspond to the mounting positioning columns 310 one to one; and the matching boss 320 and the mounting positioning column 310 clamp a side groove wall of the mounting positioning table 210. The top cover 30 is positioned by interference fit of the mounting positioning column 310 and the positioning groove 211, and the top cover 30 is further fixed by clamping the groove wall on one side of the mounting positioning table 210 through the matching boss 320 and the mounting positioning column 310; thereby enabling the connection of the top cover 30 and the breather valve body 20 to be firmer without increasing the assembly procedures of the top cover 30 and the breather valve body 20.
As shown in fig. 6 and 9, in the present embodiment, a first arc surface 213 is disposed on a side of the mounting and positioning table 210 close to the matching boss 320; a second cambered surface 321 is arranged on one side, close to the mounting and positioning table 210, of the matching boss 320; the first cambered surface 213 is matched with the second cambered surface 321. Through the cooperation of first cambered surface 213 and second cambered surface 321, when equipment ventilation valve main part 20 and top cap 30, more smooth and easy, more swift can not appear blocking the phenomenon.
As shown in fig. 3, in the present embodiment, the fitting boss 320 is pressed against the pressing ring 40. Carry out the pressure through cooperation boss 320 to the clamping ring 40 and hold, further carry on spacingly to the clamping ring 40 to further carry on spacingly to waterproof ventilated membrane 50, further increased waterproof ventilated membrane 50's stability.
The waterproof ventilation valve 10 based on the nylon structure of the utility model also comprises a sealing ring 70; the sealing ring 70 is sleeved on the outer wall of the ventilation valve main body 20. Specifically, the sealing ring 70 is sleeved on the outer wall of the middle portion of the ventilation valve main body 20. And the outer wall of the air inlet end 100 of the ventilation valve main body 20 is provided with a screw structure 220. The gasket 70 provides a sealing effect between the waterproof vent valve 10 and a corresponding venting device (e.g., a battery pack) when the vent valve body 20 is threadably secured to the venting device.
When the waterproof vent valve 10 is installed on the vent device, high-pressure gas in the vent device enters the vent valve main body 20 through the gas inlet end 100; then the high-pressure gas penetrates through the waterproof breathable film 50 to reach the gas outlet end 200 of the breathable valve main body 20, and finally is discharged through the gas outlet 300;
in the pressure relief process of the waterproof vent valve 10, the air inlet end 100, the air outlet end 200 and the air outlet 300 form a communicated air relief channel; and the air leakage channel is communicated with the inside of the ventilating device and the external environment of the ventilating device, so that pressure relief is realized.
The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the concept of the present invention, several variations and modifications can be made, which all fall within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.
Claims (10)
1. A waterproof vent valve based on a nylon structure comprises a vent valve main body and a top cover detachably connected with the vent valve main body; the two ends of the ventilation valve main body are respectively an air inlet end and an air outlet end; the vent valve main body and the top cover form an air outlet;
it is characterized by also comprising: the pressure ring, the waterproof breathable film and the 3M rubber ring are arranged on the base; the waterproof breathable film is fixed at the air outlet end of the breathable valve main body through a 3M rubber ring; the pressing ring is pressed on the waterproof breathable film, and the pressing ring is clamped at the air outlet end of the breathable valve main body.
2. The waterproof breather valve based on nylon structure of claim 1, wherein the breather valve body is of nylon structure; the top cover is of a nylon structure.
3. The waterproof vent valve based on the nylon structure of claim 1, wherein a limiting accommodating groove is formed at the gas outlet end of the vent valve main body, and the 3M rubber ring, the waterproof vent membrane and the pressing ring are sequentially accommodated in the limiting accommodating groove;
the side wall of the limiting and accommodating groove is provided with a first inclined surface and a second inclined surface; a third inclined surface and a fourth inclined surface are arranged on the side wall of the compression ring; the third inclined surface abuts against the first inclined surface, and the second inclined surface is pressed against the fourth inclined surface.
4. The waterproof ventilation valve based on the nylon structure as claimed in claim 1, wherein the ventilation valve body is provided with a plurality of mounting and positioning platforms at the air outlet end; the mounting and positioning table is provided with a positioning groove;
the top cap is provided with a plurality of installation reference column, the installation reference column with positioning groove one-to-one, just the installation reference column with positioning groove interference fit.
5. The nylon structure-based waterproof breather valve of claim 4, wherein the top of the positioning groove is provided with a first inclined guide surface; and a second inclined guide surface is arranged at the end part of the mounting positioning column.
6. The waterproof and breathable valve based on the nylon structure of claim 5, wherein the top cover is further provided with a plurality of matching bosses; the matching bosses correspond to the mounting positioning columns one to one; and is provided with
The matching boss and the mounting positioning column clamp the groove wall on one side of the mounting positioning table.
7. The waterproof ventilation valve based on the nylon structure as claimed in claim 6, wherein a first cambered surface is arranged on one side of the installation positioning table close to the matching boss; a second cambered surface is arranged on one side, close to the mounting and positioning table, of the matching boss; the first cambered surface is matched with the second cambered surface.
8. The waterproof breather valve based on nylon structure of claim 6, wherein the matching boss is pressed and held on the pressure ring.
9. The waterproof breather valve based on nylon structure of claim 1, further comprising a sealing ring; the sealing ring is sleeved with the outer wall of the ventilation valve main body.
10. The waterproof breather valve based on nylon structure of claim 1, wherein the outer wall of the air inlet end of the breather valve body is provided with a thread structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221778159.2U CN217583340U (en) | 2022-07-11 | 2022-07-11 | Waterproof ventilation valve based on nylon structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221778159.2U CN217583340U (en) | 2022-07-11 | 2022-07-11 | Waterproof ventilation valve based on nylon structure |
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| Publication Number | Publication Date |
|---|---|
| CN217583340U true CN217583340U (en) | 2022-10-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221778159.2U Active CN217583340U (en) | 2022-07-11 | 2022-07-11 | Waterproof ventilation valve based on nylon structure |
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| CN (1) | CN217583340U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115929964A (en) * | 2022-10-25 | 2023-04-07 | 嘉兴市盛央电气股份有限公司 | Ventilation valve |
-
2022
- 2022-07-11 CN CN202221778159.2U patent/CN217583340U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115929964A (en) * | 2022-10-25 | 2023-04-07 | 嘉兴市盛央电气股份有限公司 | Ventilation valve |
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