CN220472872U

CN220472872U - New energy automobile battery package airtight measuring tool

Info

Publication number: CN220472872U
Application number: CN202320795281.9U
Authority: CN
Inventors: 金顺爱
Original assignee: Feitu Changzhou Automobile Technology Co ltd
Current assignee: Feitu Changzhou Automobile Technology Co ltd
Priority date: 2023-04-12
Filing date: 2023-04-12
Publication date: 2024-02-09
Anticipated expiration: 2033-04-12

Abstract

The utility model relates to a battery plate detection tool, in particular to a new energy automobile battery pack airtight measurement tool. The utility model provides a new energy automobile battery package airtight measuring tool, includes inflation instrument and shutoff instrument; the inflation tool and the plugging tool respectively comprise an inflation inner core and a plugging inner core; the inflation tool and the plugging tool both comprise clamping seats matched with the battery packs, and studs for driving the inflation inner core and the plugging inner core to move up and down are arranged on the clamping seats; the air inflation inner core comprises an air inlet and a valve core lifting head; the plugging inner core comprises a plugging head. The new energy automobile battery package airtight measuring tool can be used for fast butt joint with the explosion-proof valve on the battery package, one end of the new energy automobile battery package airtight measuring tool is inflated, one end of the new energy automobile battery package airtight measuring tool is used for sealing, the new energy automobile battery package airtight measuring tool can be applicable to the battery package with a single explosion-proof valve or a plurality of explosion-proof valves, the airtight detection auxiliary effect is good, and the detection efficiency is improved.

Description

New energy automobile battery package airtight measuring tool

Technical Field

The utility model relates to a battery plate detection tool, in particular to a new energy automobile battery pack airtight measurement tool.

Background

The power source of the new energy automobile is a battery pack, in the production and manufacturing process of the battery pack, the air tightness detection is carried out by injecting air into the explosion-proof valve to detect whether the whole battery pack has air leakage, and in the published Chinese patent application (application number: 202122783676.0, the name is a battery pack quick-charging type air tightness detection connector), a connector is disclosed, but a plurality of explosion-proof valves are arranged on the battery pack, and the other ends of the single connector are not provided with proper plugging tools, so that the detection is troublesome.

In view of the above-mentioned drawbacks, the present inventors have actively studied and innovated to create a new energy automobile battery pack air density measuring tool, which has a more industrial utility value.

Disclosure of Invention

In order to solve the technical problems, the utility model aims to provide a new energy automobile battery pack airtight measuring tool.

The utility model relates to a new energy automobile battery pack airtight measuring tool which comprises an inflation tool and a plugging tool;

the inflation tool and the plugging tool respectively comprise an inflation inner core and a plugging inner core;

the inflation tool and the plugging tool comprise mounting seats matched with the battery packs, and studs for driving the inflation inner core and the plugging inner core to move up and down are arranged on the mounting seats;

the air inflation inner core comprises an air inlet and a valve core lifting head;

the plugging inner core comprises a plugging head.

The new energy automobile battery pack airtight measuring tool adopts an inflation tool and a plugging tool to be respectively installed on corresponding explosion-proof valves of the battery pack, part of the battery pack airtight measuring tool is inflated, and part of the battery pack airtight measuring tool is plugged for detecting the air tightness.

Further, the clamping seat comprises a clamping block at the lower part and a bracket welded above the clamping seat, a nut is welded above the bracket, a stud is screwed in the nut, and the tail end of the stud is movably arranged at the upper end of the inflatable inner core or the blocking inner core.

The inflating tool and the plugging tool are rotated through the studs to drive the inflating inner core or the plugging inner core to move and butt-joint with the explosion-proof valve.

Further, the lower end of the stud is provided with a convex clamping ring, two symmetrical clamping seats are arranged on two sides of the clamping ring and used for limiting the clamping ring, the clamping seat is provided with a through hole, and the locking bolt is screwed into the upper part of the inflatable inner core and the plugging inner core after passing through the clamping seat.

The snap ring is matched with the clamping seat for use, so that the snap ring can rotate in the clamping seat, when the stud rotates, the snap ring at the lower end rotates in the clamping seat and is matched with the nut for use, and the inflatable inner core or the plugging inner core can be driven to move up and down.

Further, a guide block is fixed on the inner side of the vertical end of the bracket through a bolt, and the guide block is matched with grooves on two sides of the inflatable inner core and the plugging inner core.

The guide block plays the roles of up-and-down movement guide and axial rotation limit, and is convenient for the up-and-down movement of the inflatable inner core or the plugging inner core.

Furthermore, the valve core lifting head is made of magnetic materials.

The valve core lifting head is contacted with the valve core of the explosion-proof valve, and the valve core of the explosion-proof valve is sucked out by utilizing the characteristics of the magnetic material, so that the valve core can be inflated through an inflation tool.

Further, the plugging head comprises a guide sleeve, the upright rod at the rear end of the plugging block extends into the guide sleeve, and a spring is arranged between the guide sleeve and the plugging block.

The sealing block of the sealing plug of the sealing tool directly contacts with the upper end of the valve core of the explosion-proof valve to play a role in sealing, and meanwhile, the sealing block is driven to move downwards to press the valve core of the explosion-proof valve by utilizing the elasticity of the spring to ensure sealing.

By means of the scheme, the utility model has at least the following advantages: the new energy automobile battery pack airtight measuring tool can be quickly in butt joint with the explosion-proof valve on the battery pack, and can be used for simultaneously inflating and plugging the battery pack of a single explosion-proof valve or a plurality of explosion-proof valves, so that the air tightness detection auxiliary effect is good, and the detection efficiency is improved.

The foregoing description is only an overview of the present utility model, and is intended to provide a better understanding of the present utility model, as it is embodied in the following description, with reference to the preferred embodiments of the present utility model and the accompanying drawings.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate a certain embodiment of the present utility model and therefore should not be considered as limiting the scope, and that other related drawings can be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic view of the inflation tool of the present utility model;

FIG. 2 is a schematic illustration of the construction of the plugging tool of the present utility model;

FIG. 3 is a schematic view of the structure of the air core of the present utility model;

FIG. 4 is a schematic illustration of the structure of the plugging core of the present utility model;

fig. 5 is a schematic structural view of a moving part of the present utility model;

FIG. 6 is a partial schematic view of FIG. 5 of the present utility model;

FIG. 7 is a cross-sectional view of a stopper of the present utility model;

in the figure, 1, a mounting seat, 2, an air inlet, 3, a valve core lifting head, 4, a plugging head, 5, a clamping block, 6, a bracket, 7, a stud, 8, a clamping ring, 9, a clamping seat, 10, a guide block, 11, a guide sleeve, 12, a plugging block, 13 and a spring.

Detailed Description

The following describes in further detail the embodiments of the present utility model with reference to the drawings and examples. The following examples are illustrative of the utility model and are not intended to limit the scope of the utility model.

Referring to fig. 1-4, the new energy automobile battery pack airtight measuring tool is divided into two mechanisms, namely an inflating tool and a plugging tool, the upper end structures of the two tools are identical, only an inflating inner core contacted with an explosion-proof valve and a plugging inner core are different, an air inlet 2 for injecting high-pressure gas is formed in the inflating inner core, and a valve core lifting head 3 is arranged on the inflating inner core, the valve core lifting head 3 is convenient for lifting a valve core of the explosion-proof valve, air injection is convenient, the plugging head 4 on the plugging inner core is directly plugged on the valve core, the purpose of plugging is achieved, and a stud 7 is used for driving the inflating inner core and the plugging inner core to move up and down.

Referring to fig. 5, the mounting seat 1 is a mounted frame mechanism and is used for mounting a clamping block 5 and a bracket 6, the lower end of the clamping block 5 is provided with an inwards concave limiting plate and is used for being matched with an explosion-proof valve, the clamping seat is clamped on protruding blocks on two sides of the explosion-proof valve to realize butt joint, and when a stud 7 on the bracket 6 rotates, an inflatable inner core or a plugging inner core at the lower end can be driven to move up and down, so that the inflatable inner core or the plugging inner core can be conveniently in butt joint with the explosion-proof valve.

Referring to fig. 6, the end of the stud 7 is a convex ring-shaped snap ring 8, two clamping seats 9 in half are arranged on two sides of the snap ring 8 to limit the snap ring, and then the clamping seats 9 and the air core or the blocking inner core are fixed through bolts, so that when the stud 7 is rotated, the stud 7 can push the air core or the blocking inner core to move up and down when the nut moves up and down, and the air core or the blocking inner core can be conveniently abutted with the valve core of the explosion-proof valve.

Referring to fig. 3, 5 and 6, grooves are formed on both sides of the inner core or the blocking inner core, and guide blocks 10 are formed in the grooves, and the guide blocks 10 are fixedly installed on the inner side of the bracket 6, so that the guide blocks 10 provide moving guidance when the inner core or the blocking inner core moves up and down, and thus the inner core or the blocking inner core is prevented from rotating axially.

Referring to fig. 3, the valve core lifting head 3 is made of a magnetic material, and when the valve core lifting head 3 is in contact with the valve core of the explosion-proof valve, the valve core can be lifted, so that the explosion-proof valve is in a communicated state, and high-pressure gas can be conveniently injected from the position of the air inlet 2.

Referring to fig. 7, the blocking head 4 is a vertically movable mechanism, and the blocking block 12 at the lower end provides downward pressure by a spring 13, ensuring the blocking effect.

The last points to be described are: first, in the description of the present application, it should be noted that, unless otherwise specified and defined, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be mechanical or electrical, or may be a direct connection between two elements, and "upper," "lower," "left," "right," etc. are merely used to indicate relative positional relationships, which may be changed when the absolute position of the object being described is changed;

secondly: in the drawings of the disclosed embodiments, only the structures related to the embodiments of the present disclosure are referred to, and other structures can refer to the common design, so that the same embodiment and different embodiments of the present disclosure can be combined with each other under the condition of no conflict;

finally: the above description is only of the preferred embodiments of the present utility model and is not intended to limit the present utility model, and it should be noted that it is possible for those skilled in the art to make several improvements and modifications without departing from the technical principle of the present utility model, and these improvements and modifications should also be regarded as the protection scope of the present utility model.

Claims

1. The utility model provides a new energy automobile battery package airtight measuring tool which characterized in that: comprises an inflation tool and a plugging tool;

the inflation tool and the plugging tool comprise mounting seats (1) matched with the battery pack, and studs (7) for driving the inflation inner core and the plugging inner core to move up and down are arranged on the mounting seats (1);

the air inflation inner core comprises an air inlet (2) and a valve core lifting head (3);

the plugging inner core comprises a plugging head (4).

2. The new energy automobile battery package airtight measuring tool of claim 1, wherein: the mounting seat (1) comprises a clamping block (5) at the lower part and a bracket (6) welded above the mounting seat (1), a nut is welded above the bracket (6), a stud (7) is screwed into the nut, and the tail end of the stud (7) is movably mounted at the upper end of the inflatable inner core or the blocking inner core.

3. The new energy automobile battery package airtight measuring tool of claim 2, wherein: the lower end of the stud (7) is provided with a convex clamping ring (8), two symmetrical clamping seats (9) are arranged on two sides of the clamping ring (8), the clamping seats (9) are used for limiting the clamping ring (8), through holes are formed in the clamping seats (9), and the locking bolts penetrate through the clamping seats (9) and are screwed into the upper parts of the inflatable inner core and the plugging inner core.

4. The new energy automobile battery package airtight measuring tool according to claim 3, wherein: a guide block (10) is fixed on the inner side of the vertical end of the bracket (6) through bolts, and the guide block (10) is matched with the air inflation inner core and grooves on two sides of the blocking inner core.

5. The new energy automobile battery package airtight measuring tool of claim 1, wherein: the valve core lifting head (3) is made of magnetic materials.

6. The new energy automobile battery package airtight measuring tool of claim 1, wherein: the blocking head (4) comprises a guide sleeve (11), a vertical rod at the rear end of the blocking block (12) stretches into the guide sleeve (11), and a spring (13) is arranged between the guide sleeve (11) and the blocking block (12).