CN210572164U

CN210572164U - External burning test device for automobile power battery

Info

Publication number: CN210572164U
Application number: CN201921218377.9U
Authority: CN
Inventors: 曾小桥
Original assignee: Wuhan Lan En Automobile Service Co ltd
Current assignee: Wuhan Lan En Automobile Service Co ltd
Priority date: 2019-07-31
Filing date: 2019-07-31
Publication date: 2020-05-19
Anticipated expiration: 2029-07-31

Abstract

The utility model discloses an outside burning test device that fires of automobile power battery, including the proof box, the opening has been seted up to the upper end lateral wall of proof box, the upper end lateral wall of proof box transversely is equipped with the apron, the vertical a plurality of first bolts that are equipped with of upper end lateral wall of apron, a plurality of thread grooves have been seted up to the upper end lateral wall of proof box, first bolt runs through the apron and extends to in the thread groove, the equal fixedly connected with flame thrower of both sides lateral wall of proof box, flame thrower runs through the lateral wall of proof box, the lower extreme inner wall fixedly connected with mount pad of proof box, the upper end inner wall of mount pad is equipped with the battery of being surveyed, two fixedly connected with slide bars between the both sides lateral wall of mount pad and the both sides inner wall of proof box, two equal slip cap is equipped with. The utility model discloses can play good cushioning effect to the impact force of being surveyed battery burning explosion production, protection test box's life also dismantles easy to assemble simultaneously.

Description

External burning test device for automobile power battery

Technical Field

The utility model relates to an electric automobile technical field especially relates to an outside burning test device of car power battery.

Background

The electric automobile is a vehicle which takes a vehicle-mounted power supply as power and drives wheels to run by using a motor, and meets various requirements of road traffic and safety regulations. Because the influence on the environment is smaller than that of the traditional automobile, the prospect is widely seen, but the current technology is not mature, and the types of electric automobiles are as follows: pure electric vehicles, hybrid vehicles, fuel cell vehicles.

In the prior art, when carrying out outside burning test to automobile power battery, the circumstances such as explosion that can take place to fire by survey battery, this can cause the damage to the proof box, reduces the life of proof box, and for this reason, we provide an automobile power battery outside burning test device and solve above-mentioned problem.

Disclosure of Invention

The utility model aims at solving among the prior art when carrying out the outside burning test of a fire to automobile power battery, the quilt survey battery can take place the condition such as explosion of firing, and this can cause the damage to the proof box, reduces the life's of proof box problem, and the outside burning test device of a car power battery who provides.

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

the external flame test device for the automobile power battery comprises a test box, wherein an opening is formed in the upper end side wall of the test box, a cover plate is transversely arranged on the upper end side wall of the test box, a plurality of first bolts are vertically arranged on the upper end side wall of the cover plate, a plurality of thread grooves are formed in the upper end side wall of the test box, the first bolts penetrate through the cover plate and extend into the thread grooves, flame sprayers are fixedly connected to the two side walls of the test box, the flame sprayers penetrate through the side wall of the test box, a mounting seat is fixedly connected to the lower end inner wall of the test box, a battery to be tested is arranged on the upper end inner wall of the mounting seat, two slide rods are fixedly connected between the two side walls of the mounting seat and the two side walls of the test box, slide sleeves are respectively slidably sleeved on the two slide rods, the side walls of the slide sleeves are fixedly connected with the inner wall, the upper end lateral wall of sliding sleeve passes through second bolt fixedly connected with buffer board.

Preferably, the inner walls of the two sides of the test box are fixedly connected with transverse limiting rods, the inner walls of the two sides of the test box are fixedly connected with two movable rings through two damping springs, the damping springs and the movable rings are all sleeved on the limiting rods, the limiting rods penetrate through the buffer plate, and the side walls of the movable rings are abutted to the side walls of the buffer plate.

Preferably, one end, far away from the test box, of the limiting rod is connected with a nut in a threaded mode, and the nut is coated with corrosion-resistant materials.

Preferably, a groove is formed in the side wall of the upper end of the mounting seat, the bottom wall of the groove abuts against the side wall of the battery to be tested, two abutting plates are arranged in the groove and abut against the side walls of the two sides of the battery to be tested respectively, a transverse rod is fixedly connected to the side walls of the abutting plates and penetrates through the inner wall of the groove, a pull rod is fixedly connected to one end, far away from the abutting plates, of the transverse rod, and the side walls of the pull rod are fixedly connected with the side walls of the mounting seat through compression springs.

Preferably, the flame thrower located in the test chamber is disposed obliquely.

Compared with the prior art, the beneficial effects of the utility model are that:

1. when the external fire test is carried out on the battery, the flame thrower is utilized to spray flame to the battery, if the battery explodes due to unqualified combustion, the impact force of the explosion can impact the buffer plate, the buffer plate extrudes the reset spring after being impacted, and meanwhile, the buffer plate cannot obliquely swing under the limiting action of the sliding rod and the sliding sleeve;

2. carry on spacingly and cushion through gag lever post and damping spring and activity ring to the top of buffer board to supplementary buffer board makes it also can not take place deformation easily when receiving the impact force, in addition, can be fast will be surveyed in the battery is fixed to the test box through the cooperation of supporting board, compression spring etc. simple structure, convenient operation.

Drawings

Fig. 1 is a schematic structural view of an external burning test device for an automobile power battery provided by the present invention;

FIG. 2 is a schematic view of the structure at A in FIG. 1;

fig. 3 is a schematic structural diagram at B in fig. 1.

In the figure: the test device comprises a test box 1, a cover plate 2, a first bolt 3, a flame thrower 4, a tested battery 5, a sliding rod 6, a sliding sleeve 7, a return spring 8, a second bolt 9, a buffer plate 10, a limiting rod 11, a damping spring 12, a movable ring 13, a nut 14, a butting plate 15, a cross rod 16, a pull rod 17, a compression spring 18 and a mounting seat 19.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-3, an external burning test device for a vehicle power battery comprises a test box 1, wherein two lateral inner walls of the test box 1 are fixedly connected with a transverse limiting rod 11, one end of the limiting rod 11, which is far away from the test box 1, is in threaded connection with a nut 14, the nut 14 is coated with a corrosion-resistant material, the buffer plate 10 is blocked by the nut 14, the buffer plate 10 is prevented from falling off from the limiting rod 11 by the resilience of a damping spring 12, the two lateral inner walls of the test box 1 are fixedly connected with two movable rings 13 through the two damping springs 12, the damping spring 12 and the movable ring 13 are both sleeved on the limiting rod 11, the limiting rod 11 penetrates through the buffer plate 10, the lateral walls of the movable rings 13 abut against the lateral walls of the buffer plate 10, the upper part of the buffer plate 10 is limited and buffered through the limiting rod 11, the damping spring 12 and the movable ring 13, thereby assisting the buffer plate 10 and ensuring that the buffer plate is, an opening is formed in the side wall of the upper end of the test box 1, a cover plate 2 is transversely arranged on the side wall of the upper end of the test box 1, a plurality of first bolts 3 are vertically arranged on the side wall of the upper end of the cover plate 2, a plurality of thread grooves are formed in the side wall of the upper end of the test box 1, and the first bolts 3 penetrate through the cover plate 2 and extend into the thread grooves;

the lateral walls of two sides of the test box 1 are fixedly connected with the flame throwers 4, the flame throwers 4 penetrate through the lateral wall of the test box 1, the flame throwers 4 in the test box 1 are arranged in an inclined manner, so that flame sprayed by the flame throwers 4 can perform a good burning effect on the battery 5 to be tested, the inner wall of the lower end of the test box 1 is fixedly connected with the mounting seat 19, the lateral wall of the upper end of the mounting seat 19 is provided with a groove, the bottom wall of the groove is abutted against the lateral wall of the battery 5 to be tested, two abutting plates 15 are arranged in the groove, the two abutting plates 15 are respectively abutted against the lateral walls of two sides of the battery 5 to be tested, the lateral wall of the abutting plate 15 is fixedly connected with a transverse cross rod 16, the cross rod 16 penetrates through the inner wall of the groove, one end, far away from the abutting plate 15, of the cross rod 16 is fixedly connected with a pull rod 17, the lateral wall of the pull rod 17 is fixedly connected with the lateral, thereby also conveniently will be surveyed battery 5 and take off from mount pad 19, the upper end inner wall of mount pad 19 is equipped with surveyed battery 5, two slide bars 6 of fixedly connected with between the both sides lateral wall of mount pad 19 and the both sides inner wall of proof box 1, it is equipped with sliding sleeve 7 all to slide the cover on two slide bars 6, the inner wall fixed connection of reset spring 8 and proof box 1 is passed through to sliding sleeve 7's lateral wall, the slide bar 6 is located to reset spring 8 cover, the upper end lateral wall of sliding sleeve 7 passes through second bolt 9 fixedly connected with buffer board 10.

When the utility model is used for external fire test of the tested battery 5, the tested battery 5 is inserted into the mounting seat 19 through the opening, then the tested battery 5 is clamped between the two abutting plates 15, the abutting plates 15 are tightly abutted against the tested battery 5 by using the resilience of the compression spring 18, thereby the clamping and limiting of the tested battery 5 are completed, then the flame thrower 4 is opened, the flame thrower 4 belongs to a mature technical means, which is not repeated herein, the flame thrower 4 fires the tested battery 5, when the tested battery 5 is combusted and exploded due to disqualification, the impact force generated by explosion impacts the buffer plate 10, the buffer plate 10 pushes the movable ring 13 to move, the movable ring 13 compresses the damping spring 12, meanwhile, the buffer plate 10 also pushes the sliding sleeve 7 and compresses the reset spring 8, thereby playing a buffering role for the impact force, and simultaneously, the buffer plate 10 can not swing back and forth through the limitation of the limiting rod 11 and the sliding rod 6, can protect proof box 1 like this, prolong its life, can install the dismantlement convenient and fast to buffer board 10 fast simultaneously through second bolt 9.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The external flame test device for the automobile power battery comprises a test box (1) and is characterized in that an opening is formed in the upper end side wall of the test box (1), a cover plate (2) is transversely arranged on the upper end side wall of the test box (1), a plurality of first bolts (3) are vertically arranged on the upper end side wall of the cover plate (2), a plurality of thread grooves are formed in the upper end side wall of the test box (1), the first bolts (3) penetrate through the cover plate (2) and extend into the thread grooves, flame sprayers (4) are fixedly connected to the two side walls of the test box (1), the flame sprayers (4) penetrate through the side wall of the test box (1), a mounting seat (19) is fixedly connected to the lower end inner wall of the test box (1), a tested battery (5) is arranged on the upper end inner wall of the mounting seat (19), two slide bars (6) are fixedly connected between the two side walls of the mounting seat (19) and the two inner walls of the test box (1, two it is equipped with sliding sleeve (7) all to slide on slide bar (6), the lateral wall of sliding sleeve (7) passes through reset spring (8) and the inner wall fixed connection of proof box (1), and reset spring (8) cover is located on slide bar (6), the upper end lateral wall of sliding sleeve (7) passes through second bolt (9) fixedly connected with buffer board (10).

2. The external fire test device for the automobile power battery is characterized in that two lateral inner walls of the test box (1) are fixedly connected with a transverse limiting rod (11), two movable rings (13) are fixedly connected with the two lateral inner walls of the test box (1) through two damping springs (12), the damping springs (12) and the movable rings (13) are sleeved on the limiting rod (11), the limiting rod (11) penetrates through the buffer plate (10), and the side wall of each movable ring (13) is abutted to the side wall of the buffer plate (10).

3. The external fire test device for the automobile power battery is characterized in that a nut (14) is in threaded connection with one end, far away from the test box (1), of the limiting rod (11), and the nut (14) is coated with a corrosion-resistant material.

4. The external fire test device for the automobile power battery according to claim 1, characterized in that a groove is formed in the side wall of the upper end of the mounting seat (19), the bottom wall of the groove abuts against the side wall of the battery (5) to be tested, two abutting plates (15) are arranged in the groove, the two abutting plates (15) abut against the side walls of the two sides of the battery (5) to be tested respectively, the side walls of the abutting plates (15) are fixedly connected with transverse cross rods (16), the cross rods (16) penetrate through the inner wall of the groove, one ends, far away from the abutting plates (15), of the cross rods (16) are fixedly connected with pull rods (17), and the side walls of the pull rods (17) are fixedly connected with the side walls of the mounting seat (19) through compression springs (18).

5. The external combustion test device for the power battery of the automobile according to claim 1, characterized in that the flame thrower (4) in the test chamber (1) is arranged obliquely.