CN216958455U

CN216958455U - Acid pumping tool for residual acid inspection in production process of storage battery

Info

Publication number: CN216958455U
Application number: CN202220477716.0U
Authority: CN
Inventors: 苏文良; 史凌俊; 龚家军; 杨丙鹏; 魏晓明
Original assignee: Tianneng Battery Group Anhui Co Ltd
Current assignee: Tianneng Battery Group Anhui Co Ltd
Priority date: 2022-03-07
Filing date: 2022-03-07
Publication date: 2022-07-12
Anticipated expiration: 2032-03-07

Abstract

The utility model discloses an acid pumping tool for residual acid inspection in the production process of a storage battery, and relates to the technical field of lead storage battery production. The present invention includes a syringe; the injector comprises an injection tube and a piston arranged in the injection tube, the piston is connected with a piston rod, and the top of the piston rod is provided with a pressing plate; the bottom of the injection tube is communicated with an injection nozzle; the top circumference of the injection cylinder is provided with a handheld part, and an elastic telescopic mechanism sleeved on the circumference of the piston rod is connected between the handheld part and the pressing plate. According to the utility model, the elastic telescopic mechanism is arranged on the existing syringe, and after the syringe is pushed after use, acid extraction can be completed by utilizing the resilience effect of the elastic telescopic mechanism, so that the whole acid extraction is labor-saving, the overall sampling inspection efficiency is improved, and the labor intensity is reduced.

Description

Acid pumping tool for residual acid inspection in production process of storage battery

Technical Field

The utility model belongs to the technical field of lead storage battery production, and particularly relates to an acid pumping tool for residual acid inspection in a storage battery production process.

Background

In the production process of the lead storage battery, a secondary acid adding process is adopted to neutralize the acid liquor remaining after the charging and the acid pouring are finished, so that the produced battery meets the process requirements. Due to the instability of the acid pouring process, the acid liquor added into the battery for the second time generally exceeds the required acid quantity, so that the sufficient acid quantity is in the battery, and the acid pumping process is utilized to pump out the redundant acid quantity through negative pressure, so that the heights of the acid liquid levels in the battery cells are the same. The prior injector is often directly adopted for acid extraction, the finger is used for pulling up during use, which is more laborious and limits the number of spot inspections.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an acid pumping tool for testing residual acid in the production process of a storage battery, which solves the problem that the existing injector is hard to pull up by fingers in use by arranging an elastic telescopic mechanism on the existing injector.

In order to solve the technical problems, the utility model is realized by the following technical scheme:

the utility model relates to an acid pumping tool for testing residual acid in the production process of a storage battery, which comprises an injector; the injector comprises an injection tube and a piston arranged in the injection tube, the piston is connected with a piston rod, and the top of the piston rod is provided with a pressing plate; the bottom of the injection tube is communicated with an injection nozzle; the top periphery of the injection cylinder is provided with a handheld part, and an elastic telescopic mechanism sleeved on the periphery of the piston rod is connected between the handheld part and the pressing plate.

Further, a liquid inlet pipe is communicated with the injection nozzle; the elastic telescopic mechanism is a spring.

Furthermore, the elastic telescopic mechanism comprises a first pipe body, an annular cavity is formed in the upper end face of the first pipe body, a second pipe body is arranged in the annular cavity in a telescopic matching mode, and the second pipe body is in sealing matching with the annular cavity.

Furthermore, an air inlet and an air outlet are formed in one side of the bottom of the second pipe body, and hole plugs are arranged on the air inlet and the air outlet in a matched mode; the bottom periphery side of the second pipe body is provided with an installation plate which is installed in a matched mode with the handheld portion, and the installation plate is fixed on the handheld portion through a bolt assembly A in a matched mode.

Furthermore, the piston rod is a rod body with a cross-shaped section, a fixing plate extending outwards is fixedly connected to the piston rod through a pair of bolt assemblies B, and a flange arranged at the end part of the second pipe body is connected to the bottom side face of the fixing plate; the end of the fixing plate is provided with a mounting side edge, and the mounting side edge is fixed on the turnup through a screw.

Further, the inner diameter distances of the first pipe body, the second pipe body and the flange are larger than the outer diameter of the pressing plate, and the outer diameter of the pressing plate is larger than the outer diameter of the piston rod.

Further, the bolt assembly A and the bolt assembly B respectively comprise a bolt and a nut which is in threaded connection with the end of the bolt.

The utility model has the following beneficial effects:

according to the utility model, the elastic telescopic mechanism is arranged on the existing syringe, and after the syringe is pushed after use, acid extraction can be completed by utilizing the resilience effect of the elastic telescopic mechanism, so that the whole acid extraction is labor-saving, the overall sampling inspection efficiency is improved, and the labor intensity is reduced.

Of course, it is not necessary for any product in which the utility model is practiced to achieve all of the above-described advantages at the same time.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is a schematic structural view of an acid extraction tool;

FIG. 2 is a front view of FIG. 1;

FIG. 3 is a cross-sectional view taken at C-C of FIG. 2;

FIG. 4 is an enlarged view of a portion of FIG. 2 at D;

FIG. 5 is an enlarged view of a portion A of FIG. 1;

FIG. 6 is an enlarged view of a portion B of FIG. 1;

fig. 7 is a bottom view of fig. 1.

Detailed Description

Example 1

Referring to fig. 1, an acid extraction tool for residual acid inspection in the production process of a storage battery comprises an injector; the injector comprises an injection tube 1 and a piston 12 arranged in the injection tube 1, wherein the piston 12 is connected with a piston rod 13, and the top of the piston rod 13 is provided with a pressing plate 14; the bottom of the injection tube 1 is communicated with an injection nozzle 11; the top circumference of the syringe 1 is provided with a handheld part 16, an elastic telescopic mechanism 2 sleeved on the circumference of the piston rod 13 is connected between the handheld part 16 and the pressing plate 14, and the elastic telescopic mechanism 2 is a spring. The injection nozzle 11 is communicated with a liquid inlet pipe, and the liquid inlet pipe with different lengths and hardness can be automatically replaced according to actual requirements through the arrangement of the liquid inlet pipe, so that the acid pumping is conveniently carried out in the actual production. Simultaneously through the setting of elasticity telescopic machanism 2, press 1 interior air escape of injection tube after, utilize atmospheric pressure's effect to impress acidizing fluid in injection tube 1 from the feed liquor pipe.

Example 2

As shown in fig. 2-7, the elastic telescopic mechanism 2 includes a first tube 21, an annular cavity 211 is disposed on an upper end surface of the first tube 21, a second tube 22 is disposed in the annular cavity 211 in a telescopic fit manner, and the second tube 22 is in a sealing fit along the annular cavity 211.

An installation plate 23 which is installed in a matching way with the handheld part 16 is arranged on the outer periphery side of the bottom end of the second pipe body 22, and the installation plate 23 is fixedly matched with the handheld part 16 through a bolt assembly A231; the piston rod 13 is a rod body with a cross-shaped section, the piston rod 13 is fixedly connected with a fixing plate 15 which protrudes outwards through a pair of bolt assemblies B131, and the bottom side surface of the fixing plate 15 is connected with a flanging 17 arranged at the end part of the second pipe body 22; the end of the fixing plate 15 is provided with a mounting side 151, and the mounting side 151 is fixed on the flanging 17 through a screw; the inner diameters of the first tube 21, the second tube 22 and the flange 17 are spaced from each other by a distance larger than the outer diameter of the pressing plate 14, and the outer diameter of the pressing plate 14 is larger than the outer diameter of the piston rod 13. Through the arrangement of the bolt component A231, the bolt component B131, the flanging 17, the mounting plate 23 and the like, the elastic telescopic mechanism 2 is integrally and conveniently mounted under the condition that the piston 12 is not taken out from the injection tube 1, and the liquid inlet amount of single sampling is adjusted through adjusting the fixed position of the fixed plate 15 on the piston rod 13; bolt assemblies A231 and B131 each include a bolt and a nut threaded onto the end of the bolt.

As shown in fig. 4, an air inlet and outlet 20 is disposed on one side of the bottom of the second tube 22, and a hole plug is disposed on the air inlet and outlet 20 in a matching manner, so that the air pressure in the annular cavity 211 can be conveniently adjusted by the hole plug, and the rebound acting force of compression can be adjusted and controlled.

In addition, in order to make the elastic expansion mechanism 2 rebound better, a metal spring may be connected between the second tube 22 and the first tube 21.

In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to 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 the utility model. In this specification, the schematic representations of the terms used above do not necessarily 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.

The preferred embodiments of the utility model disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the utility model to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the utility model and the practical application, to thereby enable others skilled in the art to best understand the utility model for and utilize the utility model. The utility model is limited only by the claims and their full scope and equivalents.

Claims

1. An acid pumping tool for residual acid inspection in the production process of a storage battery comprises an injector; the method is characterized in that: the syringe comprises

The injection device comprises an injection tube (1), wherein the bottom of the injection tube (1) is communicated with an injection nozzle (11); a handheld part (16) is arranged on the periphery of the top end of the injection cylinder (1);

the injection device comprises a piston (12) arranged in an injection cylinder (1), wherein the piston (12) is connected with a piston rod (13), and the top of the piston rod (13) is provided with a pressing plate (14);

wherein, an elastic telescopic mechanism (2) sleeved on the peripheral side of the piston rod (13) is connected between the handheld part (16) and the pressing plate (14).

2. The acid pumping tool for the residual acid inspection in the production process of the storage battery as claimed in claim 1, wherein the injection nozzle (11) is communicated with a liquid inlet pipe.

3. The acid pumping tool for residual acid inspection in the production process of the storage battery according to claim 1, wherein the elastic telescopic mechanism (2) is a spring.

4. The acid pumping tool for the residual acid inspection in the production process of the storage battery according to any one of claims 1 to 3, wherein the elastic telescopic mechanism (2) comprises a first pipe body (21), an annular cavity (211) is formed in the upper end face of the first pipe body (21), a second pipe body (22) is arranged in the annular cavity (211) in a telescopic matching mode, and the second pipe body (22) is in sealing matching along the annular cavity (211).

5. The acid pumping tool for the residual acid inspection in the production process of the storage battery according to claim 4, wherein an air inlet and outlet (20) is arranged on one side of the bottom of the second pipe body (22), and a hole plug is arranged on the air inlet and outlet (20) in a matching manner.

6. The acid pumping tool for residual acid inspection in the production process of the storage battery is characterized in that an installation plate (23) matched with the handheld part (16) is arranged on the outer periphery side of the bottom end of the second pipe body (22), and the installation plate (23) is fixed on the handheld part (16) through a bolt assembly A (231) in a matched mode.

7. The acid pumping tool for testing the residual acid in the production process of the storage battery according to claim 6, wherein the piston rod (13) is a rod body with a cross-shaped section, a fixing plate (15) protruding outwards is fixedly connected to the piston rod (13) through a pair of bolt assemblies B (131), and a flange (17) arranged at the end of the second pipe body (22) is connected to the bottom side surface of the fixing plate (15).

8. The acid pumping tool for the residual acid inspection in the production process of the storage battery is characterized in that the end part of the fixing plate (15) is provided with a mounting side edge (151), and the mounting side edge (151) is fixed on the flanging (17) through a screw.

9. The acid extraction tool for residual acid inspection in the production process of the storage battery according to claim 7, wherein the inner diameter distances of the first pipe body (21), the second pipe body (22) and the flanging (17) are larger than the outer diameter of the pressing plate (14), and the outer diameter of the pressing plate (14) is larger than the outer diameter of the piston rod (13).

10. The acid extraction tool for residual acid inspection in the production process of storage batteries according to claim 7, wherein each of the bolt assembly A (231) and the bolt assembly B (131) comprises a bolt and a nut screwed at the end of the bolt.