CN212191705U - Lithium ion battery welding set - Google Patents

Abstract

The utility model discloses a lithium ion battery welding set, including chassis and battery mount pad, the chassis upper end week is followed and is provided with a plurality of groups welding and connect the pole, the welding pole is the supporting material in the welding, chassis upper end middle part is provided with mount pad location ball, mount pad location ball is semi-circular bellied structure, the symmetry is provided with the welding hole around the battery mount pad, the welding hole is corresponding with the position of welding pole, the welding pole clearance passes the welding hole, the battery mount pad is the base panel of battery installation, battery mount pad upper end welded mounting has the battery tray, both sides are provided with the guide block about the battery tray, the welding guard shield is installed to battery tray outside clearance. The utility model discloses a protect the battery tray through the welding guard shield for the high temperature and the welding slag that the welding pole and the welding hole welding of protection battery tray produced are adhered to, the welding guard shield outside is provided with the guard shield handle, takes out and installation operation the welding guard shield through the guard shield handle, promotes the efficiency of changing and installing.

Description

Lithium ion battery welding set

Technical Field

The utility model relates to a lithium ion battery field, in particular to lithium ion battery welding set.

Background

The lithium battery is one of the most commonly used battery types in the current electric vehicle, and although the lithium battery is not long enough since the birth in 1970, the lithium battery rapidly occupies most of the rivers and mountains in the electric vehicle battery market by virtue of the characteristics of high energy density, long cycle service life and the like.

The lithium battery used for the automobile needs to be welded, laser welding is mostly adopted in the existing welding process of the automobile battery, the laser welding is an efficient and precise welding method which utilizes a laser beam with high energy density as a heat source, and the welding process belongs to a heat conduction type. The formed battery holder is easily damaged along with light and heat generation in the welding process, welding slag is easily attached in a splashing manner, and the lithium battery is easily damaged at high temperature. In addition, the welding device for the automobile lithium battery has the advantages that the welding processing efficiency is slow, the fixing and positioning functions are not realized, and the welding position cannot be butted due to the deviation of the battery in the welding process. To this end, we propose a lithium ion battery welding apparatus to solve the above problems.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a main aim at provides lithium ion battery welding set can effectively solve the problem in the background art.

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

lithium ion battery welding set includes: the battery welding device comprises a chassis and a battery mounting seat, wherein a group of battery mounting seats are arranged above each module above the chassis, a plurality of groups of welding connecting rods are arranged on the periphery of the upper end of the chassis, the welding rods are made of a supporting material in welding, a mounting seat positioning ball is arranged in the middle of the upper end of the chassis, the mounting seat positioning ball is of a semicircular protruding structure and used for positioning installation and improving positioning accuracy, a group of battery mounting seats are arranged above each module above the chassis, welding holes are symmetrically formed in the front and back of each battery mounting seat, correspond to the welding rods in position, gaps of the welding rods penetrate through the welding holes, the welding rods and the welding holes are welded through a welding device, and a semicircular groove is formed in the lower end of each battery mounting seat and used for being matched and positioned with the mounting seat positioning balls; the battery mounting seat is a base plate for mounting a battery, the upper end of the battery mounting seat is welded with the battery seat, a plurality of groups of battery partition plates are arranged in the middle of the battery seat at equal intervals, and the battery partition plates divide the interior of the battery seat into a plurality of slotted holes at equal intervals for placing the battery;

both sides are provided with the guide block around the battery holder, there is the welding guard shield in the battery holder outside through guide block slidable mounting, battery mount pad left side is provided with down the baffle, battery mount pad right side is provided with the guide block, connects gradually from the left hand right side through every module, goes up the guide block and carries out electric connection with the baffle down to can establish ties a plurality of module groups, realize the series connection to the multiunit group battery, simple structure is reliable, and the practicality is strong.

Preferably, the chassis is a battery integration plate of an automobile base, the upper end of the chassis is in a modular design, multiple groups of parallel modules are arranged, and the modules are identical in structure and distributed equidistantly.

Preferably, the guide block is a raised semi-cylindrical raised strip guided by the guide block.

Preferably, the welding guard shield adopts the panel of stainless steel material, welding guard shield middle part is provided with hollow intermediate layer, promotes the thermal-insulated ability, shelters from the battery holder lower extreme through the welding guard shield for the high temperature and the welding slag that the protection battery holder avoided welding pole and welding hole welding to produce are adhered to.

Preferably, the welding guard shield outside is provided with the guard shield handle, takes out the welding guard shield through the guard shield handle and installs the operation, promotes the efficiency of change and installation, has brushed the antiseized agent of welding slag in addition on the surface of welding guard shield outside, is convenient for clear up the surperficial welding slag.

Compared with the prior art, the utility model discloses following beneficial effect has:

1. the device protects the battery holder through the welding guard shield for the high temperature and the welding slag that the welding pole and the welding hole welding of protection battery holder produced are adhered to, the welding guard shield outside is provided with the guard shield handle, takes out and the installation operation with the welding guard shield through the guard shield handle, promotes the efficiency of changing and installing, and the surface brush has the antiseized agent of welding slag in addition in the welding guard shield outside, is convenient for clear up the surperficial welding slag.

2. The device is matched through the semicircular bulge of the positioning ball of the mounting seat and the semicircular groove at the lower end of the battery mounting seat, and is used for positioning and mounting, so that the positioning precision and the mounting efficiency are improved;

3. in addition, through the arrangement of the guide block, the guide block is a raised semi-cylindrical raised strip, and the efficiency of the installation of the battery holder is improved through the guide of the guide block.

Drawings

Fig. 1 is an overall structure diagram of the lithium ion battery welding device of the present invention;

fig. 2 is a top view structural diagram of the lithium ion battery welding device of the present invention;

fig. 3 is a top view structural diagram of a chassis in the lithium ion battery welding device of the present invention;

fig. 4 is a schematic structural diagram of the mounting seat positioning ball in the lithium ion battery welding device of the present invention.

In the figure: 1. a chassis; 2. a battery mounting seat; 3. welding a shield; 4. a battery holder; 5. a guide block; 6. welding a rod; 7. an upper guide block; 8. a lower guide plate; 9. a battery separator; 10. a shroud handle; 11. welding the hole; 12. the mount location ball.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

In which like parts are designated by like reference numerals. It should be noted that the terms "front," "back," "left," "right," "upper" and "lower" used in the following description refer to directions in the drawings, and the terms "bottom" and "top," "inner" and "outer" refer to directions toward and away from, respectively, the geometric center of a particular component.

Referring to fig. 1 and 3, a lithium ion battery welding apparatus includes: the automobile chassis comprises a chassis 1 and battery installation seats 2, wherein the chassis 1 is a battery integration plate of an automobile chassis, the upper end of the chassis 1 is in a modular design, multiple groups of modules are arranged in parallel, each module is the same in structure and distributed at equal intervals, a plurality of groups of welding connecting rods 6 are arranged on the periphery of the upper end of the chassis 1, the welding rods 6 are made of supporting materials in welding, an installation seat positioning ball 12 is arranged in the middle of the upper end of the chassis 1, the installation seat positioning ball 12 is of a semicircular convex structure, a semicircular groove is formed in the lower end of the battery installation seat 2 and used for being matched and positioned with the installation seat positioning ball 12 for positioning and improving the positioning precision, a group of battery installation seats 2 are arranged above each module above the chassis 1, welding holes 11 are symmetrically formed in the front and back of the battery installation seats 2, the welding holes 11 correspond to the positions of the welding rods 6, and the welding rods 6, welding a welding rod 6 and a welding hole 11 by a welding device, wherein the battery mounting seat 2 is a base plate for mounting a battery, the upper end of the battery mounting seat 2 is provided with a battery seat 4 in a welding way, a plurality of groups of battery partition plates 9 are arranged in the middle of the battery seat 4 at equal intervals, and the battery partition plates 9 divide the interior of the battery seat 4 into a plurality of slotted holes at equal intervals for placing the battery;

as shown in fig. 1 and 2, the front and rear sides of the battery holder 4 are provided with guide blocks 5, the guide blocks 5 are raised semi-cylindrical raised strips, the outer side of the battery holder 4 is slidably provided with a welding shield 3, the welding shield 3 is made of stainless steel, the middle part of the welding shield 3 is provided with a hollow interlayer, the thermal insulation capability is improved, the lower end of the battery holder 4 is shielded by the welding shield 3, the welding shield 4 is used for protecting the battery holder 4 from high temperature generated by welding the welding rod 6 and the welding hole 11 and adhesion of welding slag, the outer side of the welding shield 3 is provided with a shield handle 10, the welding shield 3 is taken out and installed by the shield handle 10, the replacement and installation efficiency is improved, the welding shield 3 can be used repeatedly, and in addition, the surface of the welding shield 3 is brushed with a welding slag anti-sticking agent, so as to conveniently clean the surface welding slag, 2 left sides of battery mount pad are provided with bottom guide 8, 2 right sides of battery mount pad are provided with guide 7, connect gradually from the left hand right side through every module, go up guide 7 and bottom guide 8 and carry out electric connection to can establish ties a plurality of module groups, realize the series connection to the multiunit group battery, simple structure is reliable, and the practicality is strong.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims (5)

1. Lithium ion battery welding set, including chassis (1) and battery mount pad (2), a set of battery mount pad (2), its characterized in that are installed to every module top on chassis (1) top: the welding device is characterized in that a plurality of groups of welding connecting rods (6) are arranged on the periphery of the upper end of the chassis (1), the welding rods (6) are made of supporting materials in welding, an installation seat positioning ball (12) is arranged in the middle of the upper end of the chassis (1), the installation seat positioning ball (12) is of a semicircular protruding structure, welding holes (11) are symmetrically formed in the front and the back of the battery installation seat (2), the welding holes (11) correspond to the welding rods (6), the welding rods (6) penetrate through the welding holes (11) in a clearance mode, and a semicircular groove is formed in the lower end of the battery installation seat (2) and used for being matched and positioned with the installation seat positioning ball (12); the battery mounting seat (2) is a base plate for mounting a battery, the upper end of the battery mounting seat (2) is welded with a battery seat (4), and a plurality of groups of battery clapboards (9) are arranged in the middle of the battery seat (4) at equal intervals;

both sides are provided with guide block (5) around battery seat (4), there is welding guard shield (3) battery seat (4) outside through guide block (5) slidable mounting, battery mount pad (2) left side is provided with bottom guide (8), battery mount pad (2) right side is provided with guide block (7).

2. The lithium ion battery welding device of claim 1, wherein: the chassis (1) is a battery integration plate of an automobile base, the upper end of the chassis (1) is in a modular design, a plurality of groups of battery installation seats (2) are arranged in parallel, and the modules are identical in structure and distributed at equal intervals.

3. The lithium ion battery welding device of claim 1, wherein: the guide block (5) is a raised semi-cylindrical raised strip.

4. The lithium ion battery welding device of claim 1, wherein: the welding shield (3) is made of stainless steel, and a hollow interlayer is arranged in the middle of the welding shield (3).

5. The lithium ion battery welding device of claim 1, wherein: and a shield handle (10) is arranged on the outer side of the welding shield (3).

Images