CN215522287U - Directional ventilation pipe of battery - Google Patents

Abstract

The application provides a battery directional ventilation pipe, which comprises a pipe body and a pipe seat, wherein the pipe seat is fixedly connected with one end of the pipe body, one end of the pipe seat, which is far away from the pipe body, is provided with a flared opening, the flared opening is communicated with the pipe body, the diameter of the flared opening is larger than that of the inner wall of the pipe body, one end of the pipe seat, which is far away from the pipe body, is provided with a turned edge, the turned edge is positioned on the outer side of the flared opening, and one surface, which is far away from the pipe body, of the turned edge is planar and is vertical to the central axis of the pipe body; the pipe is sleeved on the exhaust pipe, so that the installation is more convenient, the damaged pipe is pulled out from the pipe body to replace the new pipe after the pipe is cracked and damaged, and the operation is more convenient. The flaring is convenient for collect the flue gas that produces in the casing, concentrates the flue gas and discharges from the body, and the flaring can increase the structural strength that tube socket and casing are connected, improves the anti bending strength of tube socket.

Description

Directional ventilation pipe of battery

Technical Field

The application relates to the technical field of battery protection, in particular to a battery directional ventilation pipe.

Background

The prior art batteries generally comprise a casing, a cathode, an anode, an electrolyte and an electrolyte, wherein the cathode and the anode are inserted into the electrolyte, the electrolyte is dissolved in the electrolyte, and the difference of redox properties of the cathode and the anode in the electrolyte is utilized to generate directional charge flow to form current. During the charging and discharging process of the battery, chemical reaction continuously occurs inside the battery, heat is generated, and a part of gas is generated, so that when the battery is in a sealed state and the gas quantity is large, the shell is easy to explode due to the fact that the internal pressure is too large. And the generated smoke is diffused to the surrounding air, so that the air pollution in a large range is caused.

Set up the exhaust hole on the casing surface of battery among the prior art to use blast pipe and exhaust hole connection to be discharged the flue gas, nevertheless blast pipe among the prior art pegs graft in the exhaust hole usually, and this kind of connected mode compactness is poor, and the fastness is poor, and the installation is difficult.

Disclosure of Invention

The application provides a directional ventilation pipe of battery for solve among the prior art blast pipe installation difficulty, the tight poor problem of nature.

In order to achieve the above purpose, the embodiments of the present application propose the following technical solutions:

the utility model provides a directional ventilation pipe of battery, includes body and tube socket, the tube socket with wherein one end fixed connection of body, the tube socket is kept away from the one end of body is equipped with the flaring, the flaring with the body intercommunication, the diameter of flaring is greater than the diameter of body inner wall, the tube socket is kept away from the one end of body is equipped with the turn-ups, the turn-ups is located the outside of flaring, the turn-ups is kept away from the one side of body is planar and with the axis of body is perpendicular.

In some embodiments, the cuff is annular and the cuff is disposed around the flare.

In some embodiments, the tube seat includes a gas collecting portion, the gas collecting portion is cylindrical, an end cover is fixedly connected to an end of the gas collecting portion close to the tube body, the end cover is fixedly connected to the tube body, the diameter of the inner wall of the gas collecting portion is larger than that of the inner wall of the tube body, the flared opening is formed by an inner space of the gas collecting portion, the flange is located at an end of the gas collecting portion far away from the tube body, the flange is fixedly connected to the gas collecting portion, and the flange is located outside the gas collecting portion.

In some embodiments, the central axis of the gas collecting part and the central axis of the tube body are located on the same straight line.

In some embodiments, the gas collection portion is resilient.

In some embodiments, the outer side of the gas collector is provided with threads.

In some embodiments, an adhesive layer is fixedly connected to one side of the flange, which is close to the pipe body.

In some embodiments, an adhesive layer is fixedly connected to a side of the flange away from the tube body.

In some embodiments, the flange is provided with a plurality of through holes, and the through holes are distributed in a circumferential array around the central axis of the gas collecting part.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present application, and other drawings can be obtained by those skilled in the art without creative efforts.

FIG. 1 is a schematic diagram of a cell-oriented vent in an embodiment of the present application;

FIG. 2 is a schematic diagram of another cell-oriented vent in an embodiment of the present application;

fig. 3 is a schematic structural diagram of another battery directional vent in the embodiment of the present application.

Reference numerals:

101. a pipe body; 102. a tube holder; 103. flaring; 104. flanging; 105. a gas collection part; 106. an end cap; 107. an adhesive layer; 108. a through hole; 109. a housing; 110. and (4) exhausting holes.

Detailed Description

Embodiments of the present application will be described in further detail below with reference to the drawings and examples. The following examples are intended to illustrate the present application but are not intended to limit the scope of the present application.

In the description of the embodiments of the present application, it should be noted that the terms "center", "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of describing the embodiments of the present application and simplifying the description, but do not indicate or imply that the referred devices or elements must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the embodiments of the present application. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the embodiments of the present application, it should be noted that the terms "connected" and "connected" are to be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected, unless explicitly stated or limited otherwise; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. Specific meanings of the above terms in the embodiments of the present application can be understood in specific cases by those of ordinary skill in the art.

In the embodiments of the present application, unless otherwise explicitly specified or limited, the first feature "on" or "under" the second feature may be directly contacted with the second feature or indirectly contacted with the second feature through an intermediate. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," "some examples," or "possible implementations" or the like, mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of an embodiment of the application. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.

As shown in fig. 1, a battery directional ventilation pipe comprises a pipe body 101 and a pipe seat 102, wherein the pipe seat 102 is fixedly connected with one end of the pipe body 101, a flared opening 103 is formed in one end, away from the pipe body 101, of the pipe seat 102, the flared opening 103 is communicated with the pipe body 101, the diameter of the flared opening 103 is larger than that of the inner wall of the pipe body 101, a flanged edge 104 is formed in one end, away from the pipe body 101, of the pipe seat 102, the flanged edge 104 is located on the outer side of the flared opening 103, and one surface, away from the pipe body 101, of the flanged edge 104 is planar and perpendicular to the central axis of the pipe body 101.

The battery directional ventilation pipe provided by the embodiment can be selected to adopt an inner side installation mode or an outer side installation mode in the use process, when the inner side installation mode is adopted, the fixed battery directional ventilation pipe is placed into the shell 109 of the battery, then the pipe body 101 is inserted into the exhaust hole 110 on the shell 109, the pipe body 101 penetrates through the exhaust hole 110, the diameter of the flange 104 is larger than that of the exhaust hole 110, after the flange 104 is abutted to the exhaust hole 110, the flange 104 is pasted on the inner wall of the shell 109 by using glue, so that the battery directional ventilation pipe is fixed on the shell 109, when the exhaust pipe needs to be lengthened, the guide pipe is sleeved on the exhaust pipe, the installation is more convenient, the length of the pipe body 101 is set to be 3 cm to 4 cm, the length is long enough, the connection tightness between the guide pipe and the pipe head can be increased, after the guide pipe is cracked and damaged, the damaged guide pipe is pulled out from the pipe body 101 to be replaced by a new guide pipe, the operation is more convenient. The flaring 103 is convenient for collecting the smoke generated in the shell 109 and intensively discharging the smoke from the pipe body 101, and the flaring 103 can increase the structural strength of the connection between the pipe seat 102 and the shell 109 and improve the bending strength of the pipe seat 102.

In some embodiments, the bead 104 is annular and the bead 104 is disposed around the flare 103.

In some embodiments, the stem 102 includes a gas collecting portion 105, the gas collecting portion 105 is cylindrical, one end of the gas collecting portion 105 close to the tube 101 is fixedly connected with an end cover 106, the end cover 106 is fixedly connected with the tube 101, the inner wall diameter of the gas collecting portion 105 is larger than that of the tube 101, the flared opening 103 is formed by an inner space of the gas collecting portion 105, the flange 104 is located at one end of the gas collecting portion 105 far away from the tube 101, the flange 104 is fixedly connected with the gas collecting portion 105, and the flange 104 is located outside the gas collecting portion 105.

In some embodiments, the central axis of the gas collecting part 105 is aligned with the central axis of the tube 101.

In some embodiments, the gas collection portion 105 is resilient.

Through the above embodiment of this embodiment, when the tube body 101 receives a lateral thrust, the gas collecting portion 105 can deform and can automatically return after the thrust is removed, thereby preventing the tube seat 102 from being broken after an external object collides with the tube body 101.

In some embodiments, the exterior side of the plenum 105 is threaded.

With the above embodiment of the present embodiment, the gas collecting portion 105 is inserted into the exhaust hole 110 and engaged with the screw thread on the inner wall of the exhaust hole 110, thereby improving the connection strength between the tube base 102 and the housing 109.

In some embodiments, an adhesive layer 107 is fixedly attached to a side of the flange 104 adjacent to the tubular body 101.

As shown in fig. 2, in some embodiments, an adhesive layer 107 is fixedly attached to a side of the flange 104 remote from the tube 101.

As shown in fig. 3, in some embodiments, the flange 104 is provided with a plurality of through holes 108, and the through holes 108 are distributed in a circumferential array around the central axis of the gas collecting portion 105.

The above examples are only for explaining the present application and are not intended to limit the present application, and those skilled in the art can make modifications to the embodiments of the present application without inventive contribution as needed after reading the present specification, but are protected by patent laws within the scope of the claims of the present application.

Claims (9)

1. The utility model provides a directional ventilation pipe of battery which characterized in that, includes body and tube socket, the tube socket with wherein one end fixed connection of body, the tube socket is kept away from the one end of body is equipped with the flaring, the flaring with the body intercommunication, the diameter of flaring is greater than the diameter of body inner wall, the tube socket is kept away from the one end of body is equipped with the turn-ups, the turn-ups is located the outside of flaring, the turn-ups is kept away from the one side of body be planar and with the axis of body is perpendicular.

2. The battery directional vent of claim 1, wherein the cuff is annular and the cuff is disposed around the flare.

3. The directional vent pipe for batteries according to claim 2, wherein the pipe seat comprises a gas collecting part, the gas collecting part is cylindrical, an end cover is fixedly connected to one end of the gas collecting part close to the pipe body, the end cover is fixedly connected to the pipe body, the diameter of the inner wall of the gas collecting part is larger than that of the inner wall of the pipe body, the flared opening is formed by the inner space of the gas collecting part, the flange is located at one end of the gas collecting part far away from the pipe body, the flange is fixedly connected to the gas collecting part, and the flange is located outside the gas collecting part.

4. The directional vent for batteries according to claim 3, wherein the central axis of the gas collector is aligned with the central axis of the tube.

5. The battery directional vent of claim 3, wherein the plenum is resilient.

6. The battery-oriented ventilation tube of claim 3, wherein the outer side of the gas collector is threaded.

7. The directional vent of claim 3, wherein an adhesive layer is fixedly attached to a side of the cuff proximate the tubular body.

8. The directional vent according to claim 3, wherein an adhesive layer is fixedly attached to a side of the cuff remote from the tubular body.

9. The directional vent pipe for batteries according to claim 3, wherein the flange is provided with a plurality of through holes, and the through holes are circumferentially distributed in an array around the central axis of the gas collecting part.

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