CN217605508U

CN217605508U - Electric motorcycle car lithium cell resistance to compression testing arrangement

Info

Publication number: CN217605508U
Application number: CN202221457711.8U
Authority: CN
Inventors: 陈黎阳
Original assignee: Jiangmen Summit Motor Co ltd
Current assignee: Jiangmen Summit Motor Co ltd
Priority date: 2022-06-13
Filing date: 2022-06-13
Publication date: 2022-10-18
Anticipated expiration: 2032-06-13

Abstract

The utility model relates to a lithium cell test field discloses an electric motorcycle car lithium cell resistance to compression testing arrangement, including work box and accredited testing organization, the fixed portal that is provided with in work box top, the fixed driving motor that is provided with in portal top, driving motor is connected with the drive shaft on one, fixed two slide drums that are provided with on the portal, sliding contact has the slide bar in the slide drum, and two slide bar bottom mounting are provided with a overlay, the fixed clamp plate that is provided with in overlay bottom, the fixed screw thread section of thick bamboo that is provided with in overlay top, the external screw thread has been seted up in the drive shaft outside, epaxial external screw thread of drive and screw thread section of thick bamboo threaded connection, overlay and work box looks adaptation, accredited testing organization sets up in the work box, accredited testing organization includes driving motor two and interior box. The utility model has the advantages of it is following and effect: the test accuracy of the lithium battery can be conveniently improved, and the test safety is improved.

Description

Electric motorcycle car lithium cell resistance to compression testing arrangement

Technical Field

The utility model relates to a lithium cell test technical field, in particular to electric motorcycle car lithium cell resistance to compression testing arrangement.

Background

Lithium batteries are used in part of the existing electric motorcycles, become mainstream, are batteries which use lithium metal or lithium alloy as a positive/negative electrode material and use non-aqueous electrolyte solution, and have very high environmental requirements due to the very active chemical properties of the lithium metal, so that the produced lithium batteries need to be subjected to a compression test.

In the prior art, lithium batteries are tested in a static state when subjected to compression testing, and the bulletin number is CN 208751954U, which discloses a lithium battery testing mechanism, comprising a shell, a protection door, a testing platform, a graduated scale, a camera, a pressure plate, a lighting lamp, a linear motor and a glass window, wherein the protection door is installed on the front end face of the shell through a hinge, a testing component is arranged inside the shell, the testing platform is fixed on the lower side inside the shell, the graduated scale is installed on the left side of the upper end face of the testing platform, the camera is symmetrically assembled on the left end face and the right end face of the pressure plate, the pressure plate is installed on the lower end face of the linear motor, the lighting lamp is installed on the upper side inside the shell, the glass window is arranged on the right end face of the shell, the design facilitates the testing of the external compression strength of the lithium batteries, the lithium batteries are tested in the static state when subjected to compression testing, and are in the electric motorcycle lithium batteries in a motion state, the testing device reduces the testing accuracy, and has certain risk when the protection door is not closed in place.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing an electric motorcycle car lithium cell resistance to compression testing arrangement has can conveniently improve the effect to lithium cell test accuracy, improvement test security.

The above technical object of the present invention can be achieved by the following technical solutions: including work box and accredited testing organization, the fixed portal that is provided with in work box top, the fixed driving motor that is provided with in portal top is one, driving motor is last to be connected with the drive shaft, the fixed two smooth sections of thick bamboo that are provided with on the portal, sliding contact has the slide bar in the smooth section of thick bamboo, and two slide bar bottom fixings are provided with a overlay, the fixed clamp plate that is provided with in overlay bottom, the fixed screw thread section of thick bamboo that is provided with in overlay top, the external screw thread has been seted up in the drive shaft outside, epaxial external screw thread of drive and screw thread section of thick bamboo threaded connection, overlay and work box looks adaptation, accredited testing organization sets up in the work box.

The utility model discloses a further set up to: the testing mechanism comprises a second driving motor and an inner box, two supporting plates are fixedly arranged on the inner wall of the bottom of the working box, a sliding hole is formed in the side face of each supporting plate, sliding plates are in sliding contact in the sliding hole, a vertical plate is fixedly arranged between the two sliding plates, the top of the vertical plate is fixedly connected with the bottom of the inner box, a first spring is connected between the vertical plate and one supporting plate, the second driving motor is fixedly arranged on the inner wall of the bottom of the working box, a cam is connected to the second driving motor and is in contact with the side face of the vertical plate, a rectangular groove is formed in the side wall of the working box, an L-shaped support is fixedly arranged in the rectangular groove, a cross bar is sleeved on the outer side of the L-shaped support in a sliding mode, a second spring is connected between the cross bar and the L-shaped support, and a conducting strip is fixedly arranged at the top of the cross bar and the bottom of the covering plate.

The utility model discloses a further set up to: the top of the cover plate is in contact with the slide cylinder.

Through adopting above-mentioned technical scheme, carry out spacing processing to the overlay.

The utility model discloses a further set up to: the side surface of the working box is provided with a mounting hole, and a transparent plate is fixedly arranged in the mounting hole.

The utility model discloses a further set up to: the bottom of the inner box is in contact with the supporting plate.

Through adopting above-mentioned technical scheme, support the inner box.

The utility model discloses a further set up to: the two conducting strips and the second driving motor are connected in series in sequence to form a loop.

By adopting the technical scheme, when the two conducting strips are contacted, the second driving motor can be started.

The utility model has the advantages that:

1. the utility model discloses a testing mechanism that sets up only needs to start driving motor one, can make the overlay drive clamp plate to move downwards, and the overlay shelters from work box top opening, prevents when examining the lithium cell that the lithium cell is cracked to cause the damage to the personnel, improves the security;

2. the utility model discloses a accredited testing organization who sets up, when conducting strip on the overlay contacted with the below conducting strip, can so that driving motor two starts, and then can make cam extrusion riser for lithium cell in the interior box extrudees the lithium cell under the motion state under horizontal reciprocating motion, the clamp plate moves down, improves the accurate nature of lithium cell resistance to compression.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly described 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 to obtain other drawings without creative efforts.

Fig. 1 is the utility model provides an electric motorcycle car lithium cell resistance to compression testing arrangement's structural schematic.

Fig. 2 is the utility model provides an electric motorcycle car lithium cell resistance to compression testing arrangement's sectional structure schematic diagram.

Fig. 3 is a schematic view of a portion a of fig. 2.

In the figure, 1, a work box; 2. a gantry; 3. driving a motor I; 4. a drive shaft; 5. a slide cylinder; 6. a slide bar; 7. a cover plate; 8. pressing a plate; 9. a threaded barrel; 10. a support plate; 11. a slide plate; 12. a vertical plate; 13. an inner case; 14. a first spring; 15. a second driving motor; 16. a cam; 17. an L-shaped support; 18. a horizontal bar; 19. a second spring; 20. and (4) a conductive sheet.

Detailed Description

The technical solution of the present invention will be clearly and completely described below with reference to the specific embodiments. It is obvious that the described embodiments are only some of the embodiments of the present invention, and not all of them. 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, fig. 2 and fig. 3, the utility model provides an electric motorcycle lithium cell resistance to compression testing arrangement, including work box 1 and accredited testing organization, the fixed portal 2 that is provided with in work box 1 top, the fixed driving motor 3 that is provided with in portal 2 top, be connected with drive shaft 4 on the driving motor 3, the fixed two slide drums 5 that are provided with on the portal 2, sliding contact has slide bar 6 in the slide drum 5, two slide bar 6 bottom fixings are provided with a overlay 7, overlay 7 bottom is fixed and is provided with clamp plate 8, overlay 7 top is fixed and is provided with screw cylinder 9, the external screw thread has been seted up in the drive shaft 4 outside, external screw thread and screw cylinder 9 threaded connection on the drive shaft 4, overlay 7 and work box 1 looks adaptation, accredited testing organization sets up at work box 1, only need start driving motor 3, can make drive shaft 4 rotate, cooperation through external screw thread and screw cylinder 9, can make screw cylinder 9 move down, and then can make overlay 7 drive clamp plate 8 move down, make overlay 7 move into work box 1, prevent to examine time measuring at the lithium cell, prevent to cause the damage to the lithium cell, improve the security.

Referring to fig. 1, 2 and 3, the testing mechanism comprises a second driving motor 15 and an inner box 13, a lithium battery is clamped in the inner box 13, the lithium battery is used on the electric motorcycle, two supporting plates 10 are fixedly arranged on the inner wall of the bottom of the working box 1, a sliding hole is arranged on the side surface of each supporting plate 10, a sliding plate 11 is in sliding contact with the sliding hole, a vertical plate 12 is fixedly arranged between the two sliding plates 11, the top of the vertical plate 12 is fixedly connected with the bottom of the inner box 13, a first spring 14 is connected between the vertical plate 12 and one supporting plate 10, the second driving motor 15 is fixedly arranged on the inner wall of the bottom of the working box 1, a cam 16 is connected on the second driving motor 15, the cam 16 is in contact with the side surface of the vertical plate 12, a rectangular groove is arranged on the side wall of the working box 1, the L-shaped support 17 is fixedly arranged in the rectangular groove, a cross bar 18 is sleeved outside the L-shaped support 17 in a sliding mode, a second spring 19 is connected between the cross bar 18 and the L-shaped support 17, conducting strips 20 are fixedly arranged at the top of the cross bar 18 and at the bottom of the covering plate 7, the two conducting strips 20 are sequentially connected with the second driving motor 15 in series to form a loop, when the upper conducting strip 20 is in contact with the lower conducting strip 20, the second driving motor 15 is started at the moment, the second driving motor 15 drives the cam 16 to rotate, further the vertical plate 12 can stretch the first spring 14, the inner box 13 can drive the lithium battery to move transversely in a reciprocating mode, the lithium battery is in a motion state, the pressing plate 8 continues to move downwards, the moving lithium battery is extruded, and therefore the accuracy of the compression test of the lithium battery can be improved.

According to the scheme shown in fig. 1, the top of the covering plate 7 is in contact with the sliding barrel 5, the covering plate 7 can be limited, a mounting hole is formed in the side face of the working box 1, a transparent plate is fixedly arranged in the mounting hole, the working condition in the working box 1 can be observed through the transparent plate, and the bottom of the inner box 13 is in contact with the supporting plate 10 to support the inner box 13.

It is right above the utility model provides an electric motorcycle car lithium cell resistance to compression testing arrangement has carried out detailed introduction. The principles and embodiments of the present invention have been explained using specific embodiments, and the above description is only used to help understand the method and its core idea of the present invention. It should be noted that, for those skilled in the art, without departing from the principle of the present invention, the present invention can be further modified and modified, and such modifications and modifications also fall within the protection scope of the appended claims.

Claims

1. The utility model provides an electric motorcycle car lithium cell resistance to compression testing arrangement, its characterized in that includes work box (1) and accredited testing organization, work box (1) top is fixed and is provided with portal (2), portal (2) top is fixed and is provided with driving motor (3), be connected with drive shaft (4) on driving motor (3), fixed two slide drums (5) of being provided with on portal (2), sliding contact has slide bar (6) in slide drum (5), and two slide bar (6) bottom mounting are provided with one shroud (7), the fixed clamp plate (8) that is provided with in shroud (7) bottom, the fixed screw thread section of thick bamboo (9) that is provided with in shroud (7) top, the external screw thread has been seted up in drive shaft (4) outside, external screw thread and screw thread section of thick bamboo (9) threaded connection on drive shaft (4), shroud (7) and work box (1) looks adaptation, accredited testing organization sets up in work box (1).

2. The electric motorcycle lithium battery compression resistance testing device according to claim 1, characterized in that the testing mechanism comprises a second driving motor (15) and an inner box (13), two support plates (10) are fixedly arranged on the inner wall of the bottom of the working box (1), a sliding hole is formed in the side surface of each support plate (10), a sliding plate (11) is in sliding contact with each sliding hole, a vertical plate (12) is fixedly arranged between the two sliding plates (11), the top of the vertical plate (12) is fixedly connected with the bottom of the inner box (13), a first spring (14) is connected between the vertical plate (12) and one support plate (10), the second driving motor (15) is fixedly arranged on the inner wall of the bottom of the working box (1), a cam (16) is connected to the second driving motor (15), the cam (16) is in contact with the side surface of the vertical plate (12), a rectangular groove is formed in the side wall of the working box (1), an L-shaped brace (17) is fixedly arranged in the rectangular groove, a cross bar (18) is slidably sleeved on the outer side of the L-shaped brace (17), and a second spring (19) and a cover plate (7) is fixedly arranged on the top of the cover plate (7).

3. The compression resistance testing device for the lithium battery of the electric motorcycle as claimed in claim 1, wherein the top of the covering plate (7) is in contact with the sliding cylinder (5).

4. The electric motorcycle lithium battery compression resistance testing device of claim 1, characterized in that a mounting hole is opened on the side of the working box (1), and a transparent plate is fixedly arranged in the mounting hole.

5. The compression resistance testing device for the lithium battery of the electric motorcycle as claimed in claim 2, wherein the bottom of the inner box (13) is in contact with the support plate (10).

6. The electric motorcycle lithium battery compression resistance testing device of claim 2, characterized in that the two conducting strips (20) and the second driving motor (15) are connected in series in sequence and form a loop.