CN210719622U

CN210719622U - Battery impact experiment box

Info

Publication number: CN210719622U
Application number: CN201922159421.XU
Authority: CN
Inventors: 刘滔
Original assignee: Shenzhen Wohengte Battery Co Ltd
Current assignee: Shenzhen Wohengte Battery Co Ltd
Priority date: 2019-12-05
Filing date: 2019-12-05
Publication date: 2020-06-09
Anticipated expiration: 2029-12-05

Abstract

The utility model discloses a battery impact experiment box, including box, case lid and hasp, table wall center department is fixed with the last upper wall of placing the platform and placing the platform in the bottom of box and has seted up the standing groove, the both sides of placing the platform all are equipped with the ascending guide bar of vertical side, and the cover is equipped with the briquetting between two guide bars. The utility model discloses in, the lower table wall of regulating block inlays and is equipped with the electro-magnet, the last wall of briquetting inlays and is equipped with the magnetite with the electro-magnet actuation mutually, the outside that the inside of box was equipped with threaded rod and threaded rod closes threaded sleeve soon, through the rope wiring between threaded sleeve and the regulating block, realized the regulation to the briquetting height, can satisfy in the experimental conditions of difference, compare traditional battery heavy object impact testing machine, the structure is comparatively simple, it is comparatively convenient to operate, and the cost is lower, can satisfy in most volume, low-cost experiment demand.

Description

Battery impact experiment box

Technical Field

The utility model relates to a battery experiment technical field especially relates to a battery strikes experimental box.

Background

At present, lithium battery products need to meet the safety requirements of lithium ion batteries and battery packs for portable electronic products in the standard GB31241-2014, the UL1642 lithium battery standard and the like, and qualified lithium batteries need to undergo a battery weight impact test, namely, whether the batteries smoke, burn or explode or not is detected under the condition that the batteries are impacted by weights.

The battery weight impact testing machine on the market has a complex structure and high acquisition cost which is basically tens of thousands to hundreds of thousands, and can not meet the experimental requirements of battery manufacturers on high frequency, large quantity and low cost.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a: the battery impact experiment box is provided for solving the problems that a battery weight impact testing machine is complex in structure and high in acquisition cost.

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

the utility model provides a battery impact experimental box, includes box, case lid and hasp, table wall center department is fixed with the last wall of placing the platform and placing the platform in the bottom of box and has seted up the standing groove, the both sides of placing the platform all are equipped with the ascending guide bar of vertical side, and the cover is equipped with the briquetting between two guide bars, the outside that the inner chamber of box was equipped with the threaded rod in vertical side and threaded rod has closed the thread bush soon, thread bush and setting pass through the rope solderless wrapped connection between the regulating block at briquetting top, the lower table wall of regulating block inlays and is equipped with the electro-magnet, the last wall of briquetting inlays and is equipped with the magnetite with the electromagnet actuation mutually.

As a further description of the above technical solution:

the top of threaded rod runs through the box and is fixed with the knob, one side of threaded rod is equipped with the slide bar, the screw thread cover is established in the outside of slide bar.

As a further description of the above technical solution:

two pulleys are fixed on the inner surface wall of the top of the box body, and the rope is connected with the pulleys in a winding mode.

As a further description of the above technical solution:

and a plurality of balancing weights are screwed on the front and rear outer surface walls of the pressing block.

As a further description of the above technical solution:

and the front surface walls of the two guide rods are provided with scale marks.

As a further description of the above technical solution:

and explosion-proof glass is arranged on the front surface wall of the box body.

To sum up, owing to adopted above-mentioned technical scheme, the beneficial effects of the utility model are that:

1. the utility model discloses in, the lower table wall of regulating block inlays and is equipped with the electro-magnet, the last wall of briquetting inlays and is equipped with the magnetite with the electro-magnet actuation mutually, the outside that the inside of box was equipped with threaded rod and threaded rod closes threaded sleeve soon, through the rope wiring between threaded sleeve and the regulating block, realized the regulation to the briquetting height, can satisfy in the experimental conditions of difference, compare traditional battery heavy object impact testing machine, the structure is comparatively simple, it is comparatively convenient to operate, and the cost is lower, can satisfy in most volume, low-cost experiment demand.

2. The utility model discloses in, all close a plurality of balancing weights on the outer table wall around the briquetting soon, the user can be according to the quantity of balancing weight and adjust the weight of briquetting, can carry out the impact experiment of different degrees.

3. The utility model discloses in, the briquetting cover is established in the outside of two guide bars, and the guide bar can avoid the briquetting to take place the skew at the in-process of free fall, has improved the device's stability.

Drawings

Fig. 1 shows a schematic diagram of an internal structure of a box provided according to an embodiment of the present invention;

fig. 2 is a schematic diagram illustrating an external structure of a box according to an embodiment of the present invention;

fig. 3 shows a schematic top view of a pressing block provided according to an embodiment of the present invention;

fig. 4 is a schematic top view of a placement table according to an embodiment of the present invention;

illustration of the drawings:

1. a box body; 2. a guide bar; 3. an adjusting block; 4. a pulley; 5. an electromagnet; 6. a rope; 7. a knob; 8. a threaded rod; 9. a slide bar; 10. a threaded sleeve; 11. scale lines; 12. a balancing weight; 13. briquetting; 14. a placing table; 15. locking; 16. a box cover; 17. explosion-proof glass; 18. a magnet; 19. and (6) placing the groove.

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. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: a battery impact experiment box comprises a box body 1, a box cover 16 and a lock catch 15, wherein in the process of performing an impact experiment, the box cover 16 can be fixed on the side wall of the box body 1 through the lock catch 15, a placing table 14 is fixed at the center of the inner surface wall of the bottom of the box body 1, a placing groove 19 is formed in the upper surface wall of the placing table 14, two sides of the placing table 14 are respectively provided with a guide rod 2 in the vertical direction, a pressing block 13 is sleeved between the two guide rods 2, the guide rods 2 can limit the pressing block 13, the pressing block 13 can be prevented from being deviated in the process of moving in the vertical direction, an inner cavity of the box body 1 is provided with a threaded rod 8 in the vertical direction, the outer part of the threaded rod 8 is screwed with a threaded sleeve 10, the threaded sleeve 10 is in winding connection with an adjusting block 3 arranged at the top of the pressing block 13 through a rope 6, the threaded sleeve 10 can adjust the height of the adjusting block 3, the upper surface wall of the pressing block 13 is embedded with a magnet 18 which is attracted with the electromagnet 5, and the electromagnet 5 can attract the magnet 18 when being electrified, so that the pressing block 13 is fixed.

Specifically, as shown in fig. 1, the top end of the threaded rod 8 penetrates through the box body 1 and is fixed with the knob 7, the knob 7 facilitates the rotation of the threaded rod 8 by a user, one side of the threaded rod 8 is provided with the sliding rod 9, the threaded sleeve 10 is sleeved outside the sliding rod 9, the threaded sleeve 10 is in sliding fit with the sliding rod 9, and the sliding rod 9 can limit the threaded sleeve 10, so that the threaded sleeve 10 can move more stably in the vertical direction.

Specifically, as shown in fig. 1, two pulleys 4 are fixed on the inner surface wall of the top of the box body 1, a rope 6 is wound around the pulleys 4, and the pulleys 4 change the movement direction of the rope 6.

Specifically, as shown in fig. 3, a plurality of balancing weights 12 are screwed on the front and rear outer walls of the pressing block 13, and the weight of the pressing block 13 is adjusted by controlling the number of the balancing weights 12, so that the battery can be impacted with different strengths.

Specifically, as shown in fig. 1, the front surface walls of the two guide rods 2 are provided with scale marks 11, and the scale marks 11 can accurately reflect the distance between the pressing block 13 and the battery.

Specifically, as shown in fig. 2, the explosion-proof glass 17 is mounted on the front surface wall of the box body 1, the interior of the box body 1 can be observed through the explosion-proof glass 17, and the safety of the explosion-proof glass 17 is higher.

The working principle is as follows: during the use, open case lid 16, place the battery in the inside of standing groove 19, the circular telegram to electro-magnet 5, electro-magnet 5 after the circular telegram and magnetite 18 actuation mutually, then rotate knob 7, knob 7 drives threaded rod 8 and takes place to rotate, threaded rod 8 is at the pivoted in-process, thread bush 10 moves on vertical direction, thread bush 10 passes through rope 6 at the in-process that removes and removes the required position that regulating block 3 removed, then stop to circular telegram to electro-magnet 5, briquetting 13 freely falls under the effect of balancing weight 12 and strikes the battery, staff's accessible explosion-proof glass 17 is observed the battery impact condition.

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. A battery impact experiment box comprises a box body (1), a box cover (16) and a lock catch (15), it is characterized in that a placing table (14) is fixed at the center of the inner surface wall at the bottom of the box body (1), a placing groove (19) is arranged on the upper surface wall of the placing table (14), both sides of the placing table (14) are provided with guide rods (2) in the vertical direction, a pressing block (13) is sleeved between the two guide rods (2), a threaded rod (8) in the vertical direction is arranged in the inner cavity of the box body (1), a threaded sleeve (10) is screwed outside the threaded rod (8), the threaded sleeve (10) is connected with the adjusting block (3) arranged at the top of the pressing block (13) in a winding way through a rope (6), an electromagnet (5) is embedded in the lower surface wall of the adjusting block (3), and a magnet (18) attracted with the electromagnet (5) is embedded in the upper surface wall of the pressing block (13).

2. The battery impact experiment box according to claim 1, wherein the top end of the threaded rod (8) penetrates through the box body (1) and is fixed with the knob (7), a sliding rod (9) is arranged on one side of the threaded rod (8), and the threaded sleeve (10) is sleeved outside the sliding rod (9).

3. The battery impact experiment box according to claim 2, wherein two pulleys (4) are fixed on the top inner surface wall of the box body (1), and the rope (6) is wound around the pulleys (4).

4. The battery impact experimental box according to claim 3, characterized in that a plurality of balancing weights (12) are screwed on the front and rear outer walls of the pressing block (13).

5. The battery impact experiment box according to claim 4, wherein the front surface wall of each of the two guide rods (2) is provided with scale marks (11).

6. The battery impact experimental box according to claim 1, characterized in that the explosion-proof glass (17) is installed on the front surface wall of the box body (1).