CN216479147U

CN216479147U - Structure of simple ventilation valve

Info

Publication number: CN216479147U
Application number: CN202122346663.7U
Authority: CN
Inventors: 程岩; 张福增; 周庆召; 陈保国
Original assignee: Tianjin EV Energies Co Ltd
Current assignee: Jiewei Power Changxing Co ltd
Priority date: 2021-09-27
Filing date: 2021-09-27
Publication date: 2022-05-10
Anticipated expiration: 2031-09-27

Abstract

The utility model provides a structure of a simple breather valve, wherein a valve cover is of a circular ring structure, a circular ring groove for installing a waterproof breather membrane is arranged on one end face of the valve cover, the valve cover is fixedly connected to a valve seat mechanism, and the valve cover and the valve seat mechanism are in sealed connection.

Description

Structure of simple ventilation valve

Technical Field

The utility model belongs to the technical field of vent valves, and particularly relates to a structure of a simple vent valve.

Background

With the development of new energy science and technology, the CTP technology is widely applied by virtue of higher grouping rate of the CTP technology at present, the safety of a large module is particularly important, when thermal runaway occurs, gas in the module needs to be rapidly removed, explosion caused by overlarge pressure in the module is prevented, and a new structure needs to be designed due to the fact that the prior art is expensive in price, complex in structure, inconvenient to install and limited by type selection.

SUMMERY OF THE UTILITY MODEL

In view of this, the present invention aims to provide a simple breather valve structure, which solves the problems of the prior art, such as high price, complex structure and limitation of model selection.

In order to achieve the purpose, the technical scheme of the utility model is realized as follows:

the utility model provides a structure of simple and easy breather valve, includes valve seat mechanism, valve gap and waterproof ventilated membrane, and the valve gap is the ring structure, and a valve gap terminal surface is equipped with the ring groove that is used for installing waterproof ventilated membrane, and the valve gap rigid coupling is to valve seat mechanism, and sealing connection between valve gap and the valve seat mechanism.

Further, the valve seat mechanism comprises a valve seat, a first circular ring is convex, a second circular ring is convex, and a needling column unit, the valve seat is of a circular ring structure, the two ends of the valve seat are respectively provided with the first circular ring which is convex, the second circular ring which is convex, the first circular ring which is convex, the valve seat and the second circular ring which are convex are sequentially communicated, the convex outer side wall of the first circular ring is fixedly connected to the inner side wall of the circular ring groove, the needling column unit is arranged inside the second circular ring which is convex, and a gap is formed between the needling column unit and the waterproof breathable film.

Further, ring inslot wall equidistance is equipped with a plurality of lugs, and waterproof ventilated membrane is circular plate structure, and waterproof ventilated membrane is equipped with a plurality of first recesses along the lateral wall equidistance, every first recess inner wall rigid coupling to a lug lateral wall, and first ring arch is equipped with a plurality of second recesses along the lateral wall equidistance, every second recess inner wall rigid coupling to a lug lateral wall, and waterproof ventilated membrane is located between first ring arch and the ring inslot wall.

Further, the acupuncture post unit comprises a cross-shaped bottom plate and acupuncture posts, each end of the cross-shaped bottom plate is fixedly connected to the inner wall of the second circular ring in a protruding mode, the center of one end face, close to the waterproof breathable film, of the cross-shaped bottom plate is fixedly connected to the acupuncture posts, and gaps are formed between the acupuncture posts and the waterproof breathable film.

Furthermore, the protruding lateral wall of first ring is fixed cup joints the sealing washer, and the sealing washer is located between protruding and the valve gap of first ring.

Compared with the prior art, the structure of the simple vent valve has the following beneficial effects:

(1) the simple vent valve has the advantages of simple structure, convenience in installation and simple manufacturing process, greatly reduces the manpower and capital consumption, has no type selection limitation, and can be designed in a customized manner according to space.

(2) According to the structure of the simple vent valve, the plurality of bumps respectively provide a limiting effect for the plurality of first grooves and the plurality of second grooves, the contact area between the waterproof breathable film and the inner wall of the circular groove and the contact area between the first circular bulge and the inner wall of the circular groove are increased, the structural connection sealing degree of the simple vent valve is further increased, and the needling column is convenient to pierce the waterproof breathable film when the waterproof breathable film exceeds the deformation limit, so that gas in a module is rapidly exhausted, and explosion caused by overlarge pressure in the module is prevented.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate an embodiment of the utility model and, together with the description, serve to explain the utility model and not to limit the utility model. In the drawings:

fig. 1 is a schematic structural diagram of a simple vent valve according to an embodiment of the present invention;

FIG. 2 is a first schematic view of a valve seating mechanism according to an embodiment of the present invention;

FIG. 3 is a second schematic view of a valve seating mechanism according to an embodiment of the present invention;

FIG. 4 is a schematic view of a waterproof breathable film according to an embodiment of the present invention;

FIG. 5 is a schematic view of the assembly of the valve cover and the sealing ring according to the embodiment of the utility model;

FIG. 6 is a third schematic view of a valve seating mechanism according to an embodiment of the utility model.

Description of reference numerals:

1-a valve seat mechanism; 11-a valve seat; 12-a first annular projection; 13-a second annular projection; 14-a needling column unit; 141-a cross floor; 142-a needling column; 2-valve cover; 3-waterproof breathable film; 4-sealing ring.

Detailed Description

It should be noted that the embodiments and features of the embodiments may be combined with each other without conflict.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are used only for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.

The present invention will be described in detail below with reference to the embodiments with reference to the attached drawings.

As shown in fig. 1 to 6, a structure of a simple airing valve includes: disk seat mechanism 1, valve gap 2 and waterproof ventilated membrane 3 (waterproof ventilated membrane 3 is common waterproof ventilated membrane EPTFE), valve gap 2 is the ring structure, 2 terminal surfaces of valve gap are equipped with the ring groove that is used for installing waterproof ventilated

membrane

3, 2 rigid couplings of valve gap to disk seat mechanism 1, and sealing connection between valve gap 2 and the disk seat mechanism 1, moreover, the steam generator is simple in structure, the installation of being convenient for, manufacturing process is simple, greatly reduced manpower and fund consumption, no lectotype restriction, can carry out the customization design according to the space, disk seat mechanism 1 assembles with valve gap 2 and seals, and prevent that waterproof ventilated membrane 3 from droing, provide the protection for waterproof ventilated membrane 3.

As shown in fig. 2-3, the valve seat mechanism 1 includes a valve seat 11, a first circular protrusion 12, a second circular protrusion 13 and a piercing column unit 14, the valve seat 11 is a circular structure, the two ends of the valve seat 11 are respectively provided with the first circular protrusion 12 and the second circular protrusion 13, the first circular protrusion 12, the valve seat 11 and the second circular protrusion 13 are sequentially communicated, the outer side wall of the first circular protrusion 12 is fixedly connected to the inner side wall of the circular groove, the piercing column unit 14 is installed inside the second circular protrusion 13, a gap is provided between the piercing column unit 14 and the waterproof gas permeable membrane 3, the piercing column unit 14 facilitates the waterproof gas permeable membrane 3 to be pierced when the waterproof gas permeable membrane 3 exceeds the deformation limit, the gas in the module is rapidly exhausted, the explosion caused by the excessive pressure in the module is prevented, the outer side wall of the first circular protrusion 12 and the inner wall of the circular groove are fixedly connected by using a structural adhesive, the first circular ring bulge 12 provides a hot-pressing plane, the waterproof breathable film 3 is fixed with the valve seat mechanism 1 in a hot-pressing mode, and the waterproof breathable film is simple in process and high in reliability.

As shown in fig. 1, fig. 3 and fig. 4, ring groove inner wall equidistance is equipped with a plurality of lugs, waterproof ventilated membrane 3 is circular plate structure, and waterproof ventilated membrane 3 is equipped with a plurality of first recesses along the lateral wall equidistance, every first recess inner wall rigid coupling to a lug lateral wall, first ring arch 12 is equipped with a plurality of second recesses along the lateral wall equidistance, every second recess inner wall rigid coupling to a lug lateral wall, and waterproof ventilated membrane 3 is located between first ring arch 12 and the ring groove inner wall, a plurality of lugs are a plurality of first recesses respectively, a plurality of second recesses provide limiting displacement, the area of contact of waterproof ventilated membrane 3 and ring groove inner wall has been improved, the area of contact of first ring arch 12 and ring groove inner wall, and then the structural connection leakproofness of a simple and easy ventilated valve has been improved.

As shown in fig. 3, the needling column unit 14 includes a cross bottom plate 141 and a needling column 142, each end of the cross bottom plate 141 is respectively and fixedly connected to the inner wall of the second circular protrusion 13, the cross bottom plate 141 is fixedly connected to the needling column 142 near the center of one end face of the waterproof breathable film 3, and a gap is provided between the needling column 142 and the waterproof breathable film 3, the needling column 142 is convenient for puncturing the waterproof breathable film 3 when the waterproof breathable film 3 exceeds the deformation limit, so as to rapidly remove the gas in the module, thereby preventing the explosion caused by the excessive pressure in the module, and the gap between the cross bottom plate 141 and the inner wall of the second circular protrusion 13 is balanced by the waterproof breathable film in the normal operation process of the module.

As shown in fig. 1-3, the outer side wall of the first annular protrusion 12 is fixedly sleeved with a sealing ring 4, the sealing ring 4 is located between the first annular protrusion 12 and the valve cover 2, and the sealing ring 4 is of a rubber ring structure to prevent air leakage.

The working principle of the utility model is as follows: when the pressure grow in the module, waterproof ventilated membrane 3 can take place to be close to the protruding 12 orientation of first ring and deform (because be equipped with the clearance between acupuncture post 142 and waterproof ventilated membrane 3), and when waterproof ventilated membrane 3 contacted the acupuncture end of acupuncture post 142, waterproof ventilated membrane 3 can be punctured by acupuncture post 142 to get rid of the gas in the module fast, prevent that the module internal pressure is too big and produce the explosion, reach the purpose of pressure release.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.

Claims

1. The utility model provides a structure of simple and easy breather valve which characterized in that: the water-proof air-permeable valve comprises a valve seat mechanism (1), a valve cover (2) and a water-proof air-permeable membrane (3), wherein the valve cover (2) is of a circular ring structure, a circular ring groove for installing the water-proof air-permeable membrane (3) is formed in one end face of the valve cover (2), the valve cover (2) is fixedly connected to the valve seat mechanism (1), and the valve cover (2) is in sealing connection with the valve seat mechanism (1);

valve seat mechanism (1) includes disk seat (11), first ring is protruding (12), second ring is protruding (13) and acupuncture post unit (14), disk seat (11) are the ring structure, disk seat (11) both ends set up first ring is protruding (12) respectively, second ring is protruding (13), and first ring is protruding (12), disk seat (11), second ring is protruding (13) communicate in proper order, first protruding (12) lateral wall rigid coupling of ring to ring inslot lateral wall, second ring is protruding (13) internally mounted acupuncture post unit (14), and be equipped with the clearance between acupuncture post unit (14) and waterproof ventilated membrane (3).

2. A structure of a simple ventilation valve as claimed in claim 1, wherein: the equidistant a plurality of lugs that are equipped with of ring groove inner wall, waterproof ventilated membrane (3) are the circular slab structure, and waterproof ventilated membrane (3) are equipped with a plurality of first recesses along the lateral wall equidistance, every first recess inner wall rigid coupling to a lug lateral wall, first ring arch (12) are equipped with a plurality of second recesses along the lateral wall equidistance, every second recess inner wall rigid coupling to a lug lateral wall, and waterproof ventilated membrane (3) are located between first ring arch (12) and the ring groove inner wall.

3. A structure of a simple ventilation valve as claimed in claim 2, wherein: the needling column unit (14) comprises a cross bottom plate (141) and needling columns (142), each end of the cross bottom plate (141) is fixedly connected to the inner wall of the second circular protrusion (13), the center of one end face of the cross bottom plate (141), which is close to the waterproof breathable film (3), is fixedly connected to the needling columns (142), and gaps are formed between the needling columns (142) and the waterproof breathable film (3).

4. A structure of a simple ventilation valve as claimed in claim 3, wherein: the outer side wall of the first circular ring protrusion (12) is fixedly sleeved with a sealing ring (4), and the sealing ring (4) is located between the first circular ring protrusion (12) and the valve cover (2).