CN219286454U

CN219286454U - Liquid reservoir connecting pipe structure

Info

Publication number: CN219286454U
Application number: CN202320124203.6U
Authority: CN
Inventors: 冯磊磊; 吴刚; 敬大红; 刘强; 张克彪; 覃韬; 袁再芳; 曾凡华
Original assignee: Guizhou Meiling Power Supply Co Ltd
Current assignee: Guizhou Meiling Power Supply Co Ltd
Priority date: 2023-02-06
Filing date: 2023-02-06
Publication date: 2023-06-30
Anticipated expiration: 2033-02-06

Abstract

The utility model discloses a liquid reservoir connecting pipe structure, which comprises an upper connecting pipe and a lower connecting pipe which are respectively connected with a liquid reservoir cylinder; the upper connecting pipe and the lower connecting pipe have the same integral component parts and comprise a pipe support, a pipe body penetrating through the pipe support and a pipe joint arranged on the pipe support and communicated with the pipe body; the two ends of the tube body in the length direction are arranged in an arc manner. The liquid storage device connecting pipe structure reasonably utilizes the space volume, can be used for storing strong acid and strong alkali electrolytes for a long time, and has high liquid storage device space utilization rate; and is often used for battery structures with tight space volumes.

Description

Liquid reservoir connecting pipe structure

Technical Field

The utility model belongs to the technical field of liquid reservoirs, and particularly relates to a liquid reservoir connecting pipe structure.

Background

The reservoir is one of the important components in a zinc silver reservoir battery for storing electrolyte. In the special fields of underwater, land, deep space and the like, special energy storage is needed, the battery pack is not powered during normal storage, and electrolyte is needed to be stored in the liquid storage device; the battery pack is required to be stored for a long time, has high reliable activation performance under the conditions of high pressure, weightlessness and the like, and has the characteristics of flexible product, convenient use, no maintenance and the like. In use, gas is generated by the gas generating device (gas generator), electrolyte is introduced into the electrode integrated module through the connecting pipeline, and the battery is activated.

The patent with the application number of CN201711204744.5 discloses a parallel gas generator activating structure for a zinc-silver reserve battery, which comprises a liquid storage and at least a four-way connecting pipe, wherein a first pipe orifice of the four-way connecting pipe is connected with a gas generator, and a second pipe orifice of the four-way connecting pipe is connected with the gas generator;

the tight screw of air conduction, the tight screw of air conduction includes: a nut with the outer diameter larger than the inner diameter of the third pipe orifice of the four-way connecting pipe and a screw rod with a tubular structure; the screw cap is fixedly connected with one end of the screw rod; the other end of the screw rod is transmitted into the four-way connecting pipe from the third pipe port and then passes out of the fourth pipe port of the four-way connecting pipe to be in threaded connection with the gas inlet of the liquid reservoir; the side wall of the screw is provided with a plurality of through holes for guiding the gas entering from the first pipe orifice and the second pipe orifice into the screw; the end of the screw communicates with the gas inlet of the reservoir.

As can be seen from the accompanying drawings, when the four-way connecting pipe and the air guide pressure tightening screw are arranged on the liquid receiver, and the liquid receiver and other components are combined into a zinc-silver storage battery, extra space is occupied; in particular, for some battery structures with tight space and volume, or for the overall size of the battery, the four-way connection tube structure, and the manner in which it is connected to the reservoir, affect the overall size of the battery and the space utilization.

Disclosure of Invention

In order to solve the above problems, the present utility model aims to provide a reservoir connecting tube structure.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

a liquid storage device connecting pipe structure comprises an upper connecting pipe and a lower connecting pipe which are respectively connected with a liquid storage device cylinder; the upper connecting pipe and the lower connecting pipe have the same integral component parts and comprise a pipe support, a pipe body penetrating through the pipe support and a pipe joint arranged on the pipe support and communicated with the pipe body; the two ends of the tube body in the length direction are arranged in an arc manner.

Preferably, the inside of the pipe joint is provided with a sinking step, and the sinking step is arranged smoothly.

Preferably, threads are arranged on the circumference of the outer wall of the pipe joint.

Preferably, open grooves are formed along the direction of the end face of the pipe joint, where the sinking step is located, and the two open grooves are symmetrically arranged.

Preferably, the sinking step is sequentially provided with a sealing film and a gasket for pressing the sealing film; and two opposite ends of the gasket are clamped in the open groove.

Preferably, the depth of the open groove is smaller than the depth of the sinking step.

Preferably, the thickness of the gasket is greater than the depth of the sinking step.

Preferably, the upper connecting pipe and the lower connecting pipe are made of stainless steel materials.

Compared with the prior art, the utility model has the following advantages:

the liquid storage device connecting pipe structure reasonably utilizes the space volume, can be used for storing strong acid and strong alkali electrolytes for a long time, and has high liquid storage device space utilization rate; and is often used for battery structures with tight space volumes.

In addition, the liquid storage connecting pipe structure has the characteristics of strong acid and alkali corrosion resistance, light weight, novel, unique and reliable structure, wide application range and the like.

Drawings

In order to more clearly illustrate the technical solutions of specific embodiments of the present utility model, the drawings that are needed in the description of the embodiments will be briefly described below, and it is obvious that the drawings described below are only some embodiments of the present utility model, and other drawings may be obtained according to these drawings without inventive effort to a person of ordinary skill in the art.

FIG. 1 is a schematic illustration of a reservoir connecting tube structure in accordance with the present utility model;

FIG. 2 is a schematic view of the structure of the upper connecting pipe in the present utility model;

FIG. 3 is a schematic view of the structure of the lower connecting tube in the present utility model;

reference numerals: 1-liquid storage cylinder, 2-upper connecting pipe, 3-lower connecting pipe, 4-pipe support, 5-pipe body, 6-pipe joint, 7-circular arc, 8-sinking step, 9-screw thread and 10-open slot.

Detailed Description

The present utility model will be further described with reference to the drawings and the specific embodiments, but it should not be construed that the scope of the subject matter of the present utility model is limited to the following embodiments, and various modifications, substitutions and alterations made according to the ordinary skill and familiar means of the art to which this utility model pertains are included within the scope of the present utility model without departing from the above technical idea of the utility model.

Referring to fig. 1 to 3 in combination, a reservoir connecting tube structure of the present utility model includes an upper connecting tube 2 and a lower connecting tube 3 connected to a reservoir barrel 1, respectively; and the upper connecting pipe 2 and the lower connecting pipe 3 are the same in integral component parts, and comprise a pipe support 4, a pipe body 5 penetrating through the pipe support 4, and a pipe joint 6 arranged on the pipe support 4 and communicated with the pipe body 5. The upper connecting pipe 2 is connected with the liquid storage cylinder 1, fixes the position of the liquid storage cylinder 1 and is also used as an air flow passage to be connected with an air generating device. The lower connecting pipe 3 is arranged to connect the liquid reservoir barrel 1 and fix the position of the liquid reservoir barrel 1, and is used as a liquid flow channel to connect the electrode integrated module through a liquid outlet joint; also has the function of a liquid storage sealing structure.

The two ends of the tube body 5 in the length direction are arranged in an arc 7 manner, and are ensured to be concentric with the arc 7 of the liquid reservoir tube 1; and the pipe body 5 is welded with the liquid reservoir tube 1.

Referring to fig. 2 and 3, the difference between the upper connecting tube 2 and the lower connecting tube 3 is that the direction of the circular arc 7 of the tube body 5 is different from the opening direction of the tube joint 6, so that the upper connecting tube 2 and the lower connecting tube 3 are convenient to be connected with the liquid storage tank 1 respectively, the connection diagram refers to fig. 1, the two end surfaces of the tube body 5, which are arranged in the circular arc 7 in the length direction, are connected with the circumferential side walls of the adjacent liquid storage tank 1 respectively, the tube body 5 is positioned between the adjacent liquid storage tank 1 in such a structure and connection mode, no extra space is occupied, and the liquid storage space utilization rate is high.

The inside of coupling 6 is provided with the step 8 that sinks, and the step 8 that sinks sets up smoothly, and the surface does not have the burr. The sinking step 8 is arranged at one stage.

The circumference of the outer wall of the pipe joint 6 is provided with threads 9. The screw thread 9 is arranged, so that the upper connecting pipe 2 is convenient to connect with the gas generating device; the lower connecting pipe 3 is conveniently connected with the electrode integrated module through a liquid outlet connector. Open grooves 10 are formed along the direction of the end face of the pipe joint 6, where the sinking step 8 is located, and the open grooves 10 are symmetrically formed. A sealing film (not shown in the figure) and a gasket (not shown in the figure) for pressing the sealing film are sequentially arranged on the sinking step 8; and the opposite ends of the gasket are clamped in the open groove 10 to prevent the gasket from rotating, and meanwhile, the gasket is placed to distinguish the front side from the back side.

The depth of the open groove 10 is smaller than the depth of the sinking step 8. In this embodiment, the depth of the open groove 10 is 0.2mm smaller than the depth of the sinking step 8.

The thickness of the gasket is greater than the depth of the countersink step 8. In this embodiment, the thickness of the gasket is 0.5mm greater than the depth of the sinking step 8, so that the sealing film can be ensured to be compressed.

The liquid storage device connecting pipe structure can be used for storing strong acid and strong alkali electrolytes for a long time, has high space utilization rate and is mostly used for a battery structure with compact space volume; the water-based paint has the characteristics of strong acid and alkali corrosion resistance, light weight, novel, unique and reliable structure, wide application range and the like.

The liquid storage connecting pipe structure is characterized in that an upper connecting pipe 2 and a lower connecting pipe 3 are made of stainless steel materials, electrolyte is stored in a stainless steel liquid storage, when the liquid storage connecting pipe structure is used, a gas generating device generates gas, the gas breaks a sealing film, the gas enters a liquid storage cylinder 1 through the upper connecting pipe 2, the electrolyte is pushed to generate thrust to break a sealing film of the lower connecting pipe 3, the electrolyte enters an electrode integrated module through a liquid outlet connector, and the battery is activated. The liquid storage connecting pipe structure is suitable for storage batteries applied to special fields such as underwater, land, deep space and the like.

The 28V zinc-silver reserve battery pack adopts the liquid storage connecting pipe structure, realizes the use requirement of rapid activation power supply under the acceleration conditions of +15g and 15g respectively, has the activation time of 15s, has the constant current of 10A after activation, has the working voltage precision of 12 percent, and meets the use requirement of power supply of electric equipment.

The above description of the structure of the liquid storage device connecting pipe provided by the utility model is detailed, and specific examples are applied to describe the structure and working principle of the utility model, and the description of the above embodiments is only used for helping to understand the method and core idea of the utility model. It should be noted that it will be apparent to those skilled in the art that various improvements and modifications can be made to the present utility model without departing from the principles of the utility model, and such improvements and modifications fall within the scope of the appended claims.

Claims

1. A reservoir connecting tube structure, characterized in that: comprises an upper connecting pipe (2) and a lower connecting pipe (3) which are respectively connected with the liquid reservoir tube (1); the upper connecting pipe (2) and the lower connecting pipe (3) have the same integral components and comprise a pipe support (4), a pipe body (5) penetrating through the pipe support (4) and a pipe joint (6) arranged on the pipe support (4) and communicated with the pipe body (5); the two ends of the tube body (5) in the length direction are arranged in an arc (7).

2. A reservoir connection as defined in claim 1, wherein: the inside of coupling (6) is provided with step (8) that sink, and step (8) that sink sets up smoothly.

3. A reservoir connection as defined in claim 1, wherein: threads (9) are arranged on the circumference of the outer wall of the pipe joint (6).

4. A reservoir connection as defined in claim 2, wherein: an open groove (10) is formed along the direction of the end face of the pipe joint (6) where the sinking step (8) is located, and the number of the open grooves (10) is two which are symmetrically arranged.

5. A reservoir connection as defined in claim 4, wherein: the sinking step (8) is sequentially provided with a sealing film and a gasket for pressing the sealing film; and two opposite ends of the gasket are clamped in the open groove (10).

6. A reservoir connection as defined in claim 4, wherein: the depth of the open groove (10) is smaller than the depth of the sinking step (8).

7. A reservoir connection as defined in claim 5, wherein: the thickness of the gasket is greater than the depth of the sinking step (8).

8. A reservoir connection as defined in claim 1, wherein: the upper connecting pipe (2) and the lower connecting pipe (3) are made of stainless steel materials.