CN219811618U

CN219811618U - Power lithium battery module and power lithium battery box

Info

Publication number: CN219811618U
Application number: CN202320750688.XU
Authority: CN
Inventors: 杨成云
Original assignee: Yunnan Nengtou Huilong Technology Co ltd
Current assignee: Yunnan Nengtou Huilong Technology Co ltd
Priority date: 2023-04-07
Filing date: 2023-04-07
Publication date: 2023-10-10
Anticipated expiration: 2033-04-07

Abstract

The utility model discloses a power lithium battery module and a power lithium battery box body, which comprise three groups of battery cell modules, wherein the battery modules are fastened through a clamping assembly, the clamping assembly comprises a shell, two pairs of sector blocks are arranged on the shell, clamping columns are arranged between each pair of sector blocks through a rotating shaft, the two clamping columns are connected with the lower section of the rotating shaft through springs, a ball head is arranged at the end of each clamping column, which is opposite to the upper side of the rotating shaft, and the ball head is connected with a limiting plate through a spring shaft; according to the utility model, the pressing type clamping assembly is arranged, when the battery module is loosened, the shell is pressed from the outside of the box, the clamping block moves downwards and is clamped on the step, and when the battery module is needed to be loosened, the limiting plate is pressed down, and the clamping block is loosened; be equipped with spiral fixture block, rotatory 180 degrees can be with lid and box body chucking, easy dismounting to solve prior art can't carry out the inconvenient technical problem of chucking, lid dismantlement to battery module outside the box often.

Description

Power lithium battery module and power lithium battery box

Technical Field

The utility model relates to the technical field of battery modules, in particular to a power lithium battery module and a power lithium battery box body.

Background

The power battery is applied to conveying equipment such as electric motor cars, electric bicycles, forklifts and the like, the conveying equipment is special due to working environments and the like, the conveying equipment is required to face jolting, shaking and other challenges generally, the non-stationary challenges easily lead to loosening and breaking of the power battery, in order to ensure normal operation of the battery, the service life of the battery is prolonged, and the box cover is required to be frequently opened for detection, maintenance and adjustment and clamping of the battery module.

Because at present, no clamping structure capable of adjusting the power battery module from outside the box body at all times is available, the power battery module cannot be adjusted from outside the box body, the box cover is usually required to be opened firstly during adjustment, then corresponding adjustment is carried out, meanwhile, the existing box body box cover fastening mode is in screw connection, the fastening mode is time and labor consuming, the box cover is easy to twist, and the use is limited.

Disclosure of Invention

The utility model mainly aims to provide a power lithium battery module and a power lithium battery box body, and aims to solve the technical problems that in the prior art, the battery module cannot be regulated, clamped and the box cover is inconvenient to detach outside the box.

In order to achieve the above purpose, the utility model provides a power lithium battery module, which comprises three groups of battery core modules, wherein the left end battery core module comprises a battery core protection plate, the battery core protection plate is arranged in a plastic end frame, the plastic end frame is attached to one side of a heat-conducting silica gel sheet, three plastic frames are attached to the other side of the heat-conducting silica gel sheet, battery cores are arranged in the plastic frames, the battery cores are arranged in the middle and right end battery core modules, and the battery core modules are separated by a partition plate to form the battery module;

the battery module is fastened through the clamping assembly, the clamping assembly comprises a shell, two pairs of sector blocks are arranged on the shell, clamping columns are arranged between each pair of sector blocks through a rotating shaft, the two clamping columns are connected with the lower section of the rotating shaft through springs, a ball head is arranged at the end of each clamping column above the rotating shaft, and the ball head is connected with a limiting plate through a spring shaft.

Further, a side plate is attached to one side of the cell module, and a heat conducting plate is attached to the outer end of the side plate.

Further, the clamping assembly is fixedly arranged on the fastening strip, and the fastening strip is clamped on the partition plate through the clamping assembly.

Further, a hole is formed in the partition board, at least one step is arranged in the hole, and the clamping assembly is clamped on the step through a clamping block.

The utility model also provides a power lithium battery box body, which comprises a box cover, wherein the box cover is provided with a through hole corresponding to the clamping assembly, and the clamping assembly penetrates through the through hole;

the battery module is arranged in the box body, and the box body is covered with a box cover through a screwing assembly.

Further, the screwing assembly comprises a knob, the knob is connected with the spiral clamping block through a second spring shaft, a movable plate and a second spring are arranged on the second spring shaft, the second spring is arranged between the knob and the movable plate, and the box cover is arranged between the movable plate and the spiral clamping block.

Further, a spiral groove is formed in the spiral clamping block, and the box body is provided with a mounting matched with the spiral clamping block.

Further, the lower end face of the box cover is provided with a mounting groove matched with the fastening strip.

The beneficial effects of the utility model are as follows:

according to the utility model, the pressing type clamping assembly is arranged, when the battery module is loosened, the shell is pressed from the outside of the box, the clamping block moves downwards and is clamped on the step, and when the battery module is needed to be loosened, the limiting plate is pressed down, and the clamping block is loosened; be equipped with spiral fixture block, rotatory 180 degrees can be with lid and box body chucking, easy dismounting to solve prior art can't carry out the inconvenient technical problem of chucking, lid dismantlement to battery module outside the box often.

Drawings

FIG. 1 is an exploded view of the overall structure of the present utility model;

FIG. 2 is an exploded view of the battery module according to the present utility model;

FIG. 3 is a block diagram of a clamping assembly of the present utility model;

fig. 4 is a block diagram of the use of the tightening assembly of the present utility model.

Reference numerals illustrate:

1. the battery cell protection plate, 2, a plastic end frame, 3, a heat conducting silica gel sheet, 4, a plastic frame, 5, a battery cell, 6, a side isolation layer, 7, a side plate, 8, a heat conducting plate, 9, a fastening strip, 10, a clamping assembly, 11, a box body, 11a, a mounting hole, 12, a screwing assembly, 13, a box cover, 14, a partition board, 101, a shell, 101a, a sector block, 101b, an Zhuaiban, 102, a rotating shaft, 103, a clamping column, 103a, a clamping block, 104, a ball head, 105, a spring shaft, 106, a spring, 107, a limiting plate 1201, a knob, 1202, a spring shaft II, 1203, a movable plate 1204, a spring II, 1205, a spiral clamping block, 1205a spiral groove, 1301 and a through hole.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model. Embodiments of the utility model and features of the embodiments may be combined with each other without conflict. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

It should be noted that, if directional indications (such as up, down, left, right, front, and rear … …) are included in the embodiments of the present utility model, the directional indications are merely used to explain the relative positional relationship, movement conditions, etc. between the components in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indications are correspondingly changed.

In addition, if there is a description of "first", "second", etc. in the embodiments of the present utility model, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In addition, the meaning of "and/or" as it appears throughout includes three parallel schemes, for example "A and/or B", including the A scheme, or the B scheme, or the scheme where A and B are satisfied simultaneously. In addition, "a plurality of" means two or more. In addition, the technical solutions of the embodiments may be combined with each other, but it is necessary that the combination of the technical solutions should be regarded as not existing when the combination of the technical solutions contradicts or cannot be realized on the basis of the realization of those skilled in the art.

Referring to fig. 1 to 4, a power lithium battery module comprises three groups of battery core modules, wherein the left end battery core module comprises a battery core protection plate 1, the battery core protection plate 1 is arranged in a plastic end frame 2, the plastic end frame 2 is attached to one side of a heat-conducting silica gel sheet 3, three plastic frames 4 are attached to the other side of the heat-conducting silica gel sheet 3, battery cores 5 are arranged in the plastic frames 4, the middle and right end battery core modules are all provided with the battery cores 5 in the three plastic frames 4, and the three groups of battery core modules 5 are separated by a partition 14 to form the battery module;

the battery module is fastened through the clamping assembly 10, the clamping assembly 10 comprises a shell 101, two pairs of sector blocks 101a are arranged on the shell 101, clamping columns 103 are arranged between each pair of sector blocks 101a through a rotating shaft 102, the two clamping columns 103 are connected with the lower section of the rotating shaft 102 through springs 106, ball heads 104 are arranged at the end heads of the clamping columns 103 above the rotating shaft 102, the ball heads 104 are connected with limiting plates 107 through spring shafts 105, and the fastening strips 9 are fixedly connected with the shell 101.

The prior art has the technical problems that the battery module cannot be regulated, clamped and the box cover is inconvenient to detach at any time outside the box; according to the utility model, the pressing type clamping assembly is arranged, when the battery module is loosened, the shell is pressed from the outside of the box, the clamping block moves downwards and is clamped on the step, and when the battery module is needed to be loosened, the limiting plate is pressed down, and the clamping block is loosened; be equipped with spiral fixture block, rotatory 180 degrees can be with lid and box body chucking, easy dismounting to solve prior art can't carry out the inconvenient technical problem of chucking, lid dismantlement to battery module outside the box often.

In an embodiment, as shown in fig. 2, a side plate 7 is further attached to one side of the battery cell module, and a heat conducting plate 8 is further attached to the outer end of the side plate 7 for dissipating heat of the battery cell module.

In one embodiment, as shown in fig. 1 or 2, the clamping assembly 10 is fixedly mounted on the fastening strip 9, and the fastening strip 9 is clamped on the partition 14 by the clamping assembly 10.

In an embodiment, the partition 14 is provided with a hole, at least one step is disposed in the hole, the clamping assembly 10 is clamped on the step through the clamping block 103a, the step is a common protrusion, and the clamping block can be clamped on a column without any special limitation.

Based on the power lithium battery module, the utility model provides a power lithium battery box body, referring to fig. 1, comprising a box cover 13, wherein a through hole 1301 corresponding to a clamping assembly 10 is arranged on the box cover 13, the clamping assembly 10 penetrates through the through hole 1301, and a through hole is arranged for tightly or loosely adjusting the clamping assembly outside the box; the power lithium battery module is arranged in a box body 11, and a box cover 13 is covered on the box body 11 through a screwing assembly 12.

In an embodiment, referring to fig. 4, the screwing assembly 12 includes a knob 1201, the knob 1201 is connected to a screw fixture 1205 through a second spring shaft 1202, a movable plate 1203 and a second spring 1204 are mounted on the second spring shaft 1202, the second spring 1204 is mounted between the knob 1201 and the movable plate 1203, and the box cover 13 is mounted between the movable plate 1203 and the screw fixture 1205.

In an embodiment, referring to fig. 4, the screw fixture 1205 is provided with a screw groove 1205a, and the box 11 is provided with a mounting hole 11a adapted to the screw fixture 1205.

In an embodiment, referring to fig. 1, a mounting groove matched with the fastening strip 9 is formed on the lower end surface of the box cover 13, so as to avoid interference with the fastening strip during box cover mounting.

The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the utility model.

Claims

1. The utility model provides a power lithium battery module, includes three group's electric core module, and left end electric core module includes electric core protection board (1), electric core protection board (1) are adorned in plastics end frame (2), plastics end frame (2) paste in heat conduction silica gel piece (3) one side, heat conduction silica gel piece (3) opposite side paste have three plastics frame (4), all be equipped with electric core (5) in plastics frame (4), middle, right-hand member electric core module all are equipped with electric core (5) in three plastics frame (4), three group's electric core module separates through baffle (14), constitutes the battery module;

the method is characterized in that: the battery module is fastened through the clamping assembly (10), the clamping assembly (10) comprises a shell (101), two pairs of sector blocks (101 a) are arranged on the shell (101), clamping columns (103) are arranged between each pair of sector blocks (101 a) through a rotating shaft (102), the two clamping columns (103) are connected relative to the lower section of the rotating shaft (102) through springs (106), ball heads (104) are arranged at the end heads of the clamping columns (103) above the rotating shaft (102), and the ball heads (104) are connected with limiting plates (107) through spring shafts (105).

2. The power lithium battery module according to claim 1, wherein a side plate (7) is attached to one side of the battery cell module, and a heat conducting plate (8) is attached to the outer end of the side plate (7).

3. A power lithium battery module according to claim 1, characterized in that the clamping assembly (10) is fixedly mounted on the fastening strip (9), the fastening strip (9) being clamped on the separator (14) by means of the clamping assembly (10).

4. A power lithium battery module according to claim 3, characterized in that the separator (14) is provided with a hole, at least one step is arranged in the hole, and the clamping assembly (10) is clamped on the step through a clamping block (103 a).

5. The power lithium battery box body is characterized by comprising a box cover (13), wherein a through hole (1301) corresponding to the clamping assembly (10) is formed in the box cover (13), and the clamping assembly (10) penetrates through the through hole (1301);

a power lithium battery module according to any one of claims 1 to 4, mounted in a case (11), said case (11) being covered with a cover (13) by a tightening assembly (12).

6. The power lithium battery box body according to claim 5, wherein the screwing assembly (12) comprises a knob (1201), the knob (1201) is connected with a spiral clamping block (1205) through a second spring shaft (1202), a movable plate (1203) and a second spring (1204) are arranged on the second spring shaft (1202), the second spring (1204) is arranged between the knob (1201) and the movable plate (1203), and the box cover (13) is arranged between the movable plate (1203) and the spiral clamping block (1205).

7. The power lithium battery box body according to claim 6, wherein the spiral clamping block (1205) is provided with a spiral groove (1205 a), and the box body (11) is provided with a mounting hole (11 a) matched with the spiral clamping block (1205).

8. A power lithium battery box according to claim 5, characterized in that the lower end surface of the box cover (13) is provided with a mounting groove matched with the fastening strip (9).