CN214686115U

CN214686115U - Clamping type lithium battery cell clamp

Info

Publication number: CN214686115U
Application number: CN202120239368.9U
Authority: CN
Inventors: 张斗
Original assignee: Dongguan Cunben Automation Equipment Co ltd
Current assignee: Dongguan Cunben Automation Equipment Co ltd
Priority date: 2021-01-28
Filing date: 2021-01-28
Publication date: 2021-11-12
Anticipated expiration: 2031-01-28

Abstract

The utility model discloses a clamping type lithium battery cell fixture, which comprises a first fixing plate, a second fixing plate and a plurality of cell modules positioned between the first fixing plate and the second fixing plate; a connecting column is arranged between the first fixing plate and the second fixing plate, two ends of the connecting column are respectively connected to the first fixing plate and the second fixing plate, and the plurality of cell modules are sequentially arranged at intervals along the length extending direction of the connecting column; each battery cell module comprises a battery cell, the battery cell is connected with a connecting part, and the connecting part is provided with a clamping groove; a fixing piece is arranged between the first fixing plate and the second fixing plate, two ends of the fixing piece are respectively connected to the first fixing plate and the second fixing plate, the fixing piece is clamped in the clamping groove, two clamping points are arranged on the fixing piece corresponding to each connecting part, and two sides of each connecting part are respectively limited by the two clamping points; borrow this, it has realized anchor clamps to the fixed knot of joint formula centre gripping of electric core module structure for the equipment is more simple and convenient, and simple structure has reduced the cost of manufacture.

Description

Clamping type lithium battery cell clamp

Technical Field

The utility model belongs to the technical field of the lithium cell anchor clamps and specifically relates to indicate a joint formula lithium cell electricity core anchor clamps.

Background

The lithium battery is a primary battery using lithium metal or lithium alloy as a negative electrode material and using a non-aqueous electrolyte solution, unlike a lithium ion battery, which is a rechargeable battery, and a lithium ion polymer battery. The inventor of lithium batteries was edison. Because the chemical characteristics of lithium metal are very active, the requirements on the environment for processing, storing and using the lithium metal are very high. Therefore, lithium batteries have not been used for a long time. With the development of microelectronic technology at the end of the twentieth century, miniaturized devices are increasing, and high requirements are made on power supplies. The lithium battery has then entered a large-scale practical stage.

Lithium batteries refer to batteries that contain lithium (including metallic lithium, lithium alloys and lithium ions, lithium polymers) in an electrochemical system. Lithium batteries can be broadly classified into two types: lithium metal batteries and lithium ion batteries. Lithium metal batteries are generally non-rechargeable and contain lithium in a metallic state. Lithium ion batteries do not contain lithium in the metallic state and are rechargeable.

Need use anchor clamps to carry out the centre gripping with the electric core of a plurality of lithium cells in lithium cell production process and fix to form module formula electric core module, the anchor clamps that are used for lithium cell electric core among the prior art adopt iron sheet and screw to carry out the centre gripping to the electric core module usually and fix, and such lock solid mode exists the equipment loaded down with trivial details, and the structure is complicated, makes into the higher scheduling problem of cost.

Therefore, a new technology needs to be developed to solve the above problems.

SUMMERY OF THE UTILITY MODEL

In view of this, the utility model discloses to the disappearance that prior art exists, its main objective provides a joint formula lithium cell electricity core anchor clamps, and it is loaded down with trivial details, the structure is complicated, the higher problem of cost of manufacture to it has solved current anchor clamps equipment.

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

a clamping type lithium battery cell clamp comprises a first fixing plate, a second fixing plate and a plurality of cell modules positioned between the first fixing plate and the second fixing plate;

a connecting column is arranged between the first fixing plate and the second fixing plate, two ends of the connecting column are respectively connected to the first fixing plate and the second fixing plate, and the plurality of cell modules are sequentially arranged at intervals along the length extending direction of the connecting column;

each battery cell module comprises a battery cell, the battery cell is connected with a connecting part, the connecting column sequentially penetrates through the connecting parts of the battery cells of the plurality of battery cell modules, and the connecting part is provided with a clamping groove;

the fixing piece is arranged between the first fixing plate and the second fixing plate, two ends of the fixing piece are connected to the first fixing plate and the second fixing plate respectively, the fixing piece is clamped in the clamping groove, two clamping points are arranged on the fixing piece corresponding to each connecting portion, and two sides of each connecting portion are limited by the two clamping points respectively.

As a preferred scheme, the first fixing plate and the second fixing plate are both provided with a positioning portion for positioning the fixing member, and the upper end and the lower end of the fixing member are respectively positioned on the corresponding positioning portions.

As a preferred scheme, the location portion has a constant head tank, and the upper and lower both ends of mounting are fixed a position respectively in corresponding constant head tank.

As a preferable scheme, the positioning groove is laterally opened and transversely extends; the positioning groove is communicated with an avoiding groove for the fixing piece to enter; the avoidance groove is laterally opened and extends along the extending direction of the positioning groove; the avoiding groove is arranged towards the opening of one side of the battery cell module, and the upper end and the lower end of the fixing piece are respectively clamped into the corresponding positioning grooves from the outside to the inside in a transverse mode.

As a preferable scheme, a limit plug is arranged at the lateral opening of the positioning groove, and one end of the limit plug is plugged into the positioning groove and abuts against the end part of the corresponding fixing piece.

As a preferred scheme, the upper end and the lower end of the fixing piece are provided with positioning convex points, the positioning convex points are positioned in corresponding positioning grooves, and one end of the limiting plug abuts against the corresponding positioning convex points.

As a preferred scheme, the positioning groove is a circular groove, the distance between two pairs of sidewalls of the avoiding groove is smaller than the diameter of the positioning groove, and one side of the positioning bump facing the cell module is limited by the inner sidewall of the positioning groove.

As a preferred scheme, a plurality of battery cell modules are arranged in an up-and-down stacking and uniform interval manner, and the connecting column and the fixing piece extend along the up-and-down direction.

As a preferred scheme, the clamping groove is laterally opened and penetrates through the upper side and the lower side of the connecting part, the two clamping points are respectively located on the upper side and the lower side of the corresponding clamping groove, and the upper side and the lower side of the connecting part are respectively limited by the two clamping points.

As a preferred scheme, each cell module comprises an upper clamping plate and a lower clamping plate, and the upper clamping plate and the lower clamping plate are respectively clamped on the upper side and the lower side of the cell.

Compared with the prior art, the utility model obvious advantage and beneficial effect have, particularly, can know by above-mentioned technical scheme, it mainly is through setting up connecting portion on the electric core at electric core module, and make connecting portion have the draw-in groove, combine first fixed plate, be provided with the mounting between the second fixed plate, make the mounting joint in the draw-in groove, and be provided with two centre gripping stuck points on the mounting corresponding every connecting portion, the both sides that make connecting portion are subject to two centre gripping stuck points respectively, thereby make it realize anchor clamps to the joint formula centre gripping fixed knot structure of electric core module, make the equipment more simple and convenient, moreover, the steam generator is simple in structure, the cost of manufacture is reduced.

To more clearly illustrate the structural features and technical means of the present invention and the specific objects and functions achieved thereby, the present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.

Drawings

FIG. 1 is a perspective view of the overall structure of the embodiment of the present invention;

fig. 2 is an exploded view of an embodiment of the invention;

fig. 3 is a front view of an embodiment of the invention;

fig. 4 is a side view of an embodiment of the invention;

FIG. 5 is a partial cutaway view of an embodiment of the present invention;

fig. 6 is a schematic perspective view of a second fixing plate according to an embodiment of the present invention;

fig. 7 is a schematic perspective view of a battery cell module according to an embodiment of the present invention;

fig. 8 is a partial structural schematic diagram of an embodiment of the present invention.

The attached drawings indicate the following:

10. a first fixing plate 20 and a second fixing plate

30. Battery cell module 31 and battery cell

32. Connecting part 321 and card slot

33. An upper clamping plate 34 and a lower clamping plate

40. Connecting post 50 and fixing piece

51. Clamping point 52 and positioning salient point

60. Positioning part 61, positioning groove

62. Dodging groove 70 and limiting plug

80. A base plate.

Detailed Description

Fig. 1 to 8 show specific structures of embodiments of the present invention.

A clamping type lithium battery cell clamp comprises a first fixing plate 10, a second fixing plate 20 and a plurality of cell modules 30 positioned between the first fixing plate 10 and the second fixing plate 20; a connecting column 40 is arranged between the first fixing plate 10 and the second fixing plate 20, two ends of the connecting column 40 are respectively connected to the first fixing plate 10 and the second fixing plate 20, and the plurality of cell modules 30 are sequentially arranged at intervals along the length extending direction of the connecting column 40; in the present embodiment, the plurality of battery cell modules 30 are stacked up and down at uniform intervals, and the connecting column 40 and the fixing member 50 both extend in the up-down direction; the lower extreme of spliced pole 40 passes second fixed plate 20 and is fixed in on a bottom plate 80, second fixed plate 20 and bottom plate 80 interval are arranged, bottom plate 80 is connected with a set screw who is used for fixed connection external structure, set screw's lower extreme stretches out outside bottom plate 80. Each battery cell module 30 comprises a battery cell 31, the battery cell 31 is connected with a connecting part 32, the connecting column 40 sequentially penetrates through the connecting parts 32 of the battery cells 31 of the plurality of battery cell modules 30, the connecting part 32 is provided with a clamping groove 321, and the clamping groove 321 is laterally opened and penetrates through the upper side and the lower side of the connecting part 32; a fixing member 50 is disposed between the first fixing plate 10 and the second fixing plate 20, two ends of the fixing member 50 are respectively connected to the first fixing plate 10 and the second fixing plate 20, the fixing member 50 is clamped in the clamping groove 321, two clamping points 51 are disposed on the fixing member 50 corresponding to each connecting portion 32, and the upper and lower sides of the connecting portion 32 are respectively limited by the two clamping points 51. In this embodiment, the clamping clip 51 has a spherical shape; the two clamping points 51 are respectively located at the upper and lower sides of the corresponding clamping groove 321, and clamp the corresponding connecting portion 32.

Specifically, the first fixing plate 10 and the second fixing plate 20 are both provided with positioning portions 60 for positioning the fixing member 50, and the upper end and the lower end of the fixing member 50 are respectively positioned on the corresponding positioning portions 60; the positioning part 60 has positioning grooves 61, and the upper and lower ends of the fixing member 50 are positioned in the corresponding positioning grooves 61, respectively.

Preferably, the positioning groove 61 is laterally open and extends transversely; the positioning groove 61 is communicated with an avoiding groove 62 for the fixing piece 50 to enter; the avoiding groove 62 is laterally opened and extends along the extending direction of the positioning groove 61; the avoiding groove 62 is arranged towards the opening of one side of the battery cell module 30, and the upper end and the lower end of the fixing member 50 are respectively transversely clamped into the corresponding positioning grooves 61 from outside to inside. A limit plug 70 is arranged at a lateral opening of the positioning groove 61, and one end of the limit plug 70 is plugged into the positioning groove 61 and abuts against the end part of the corresponding fixing piece 50; the upper end and the lower end of the fixing piece 50 are both provided with positioning salient points 52, the positioning salient points 52 are positioned in corresponding positioning grooves 61, and one end of the limiting plug 70 is abutted against the corresponding positioning salient points 52; the positioning groove 61 is a circular groove, the distance between two pairs of side walls of the avoiding groove 62 is smaller than the diameter of the positioning groove 61, and the positioning salient point 52 is limited by the inner side wall of the positioning groove 61 towards one side of the battery cell module 30, so that the positioning salient point 52 cannot penetrate out of the avoiding groove 62, and the fixing member 50 is firmly fixed on the two fixing plates. In addition, in the present embodiment, the clamping points 51 are disposed on the lower surface of the first fixing plate 10 and the upper surface of the second fixing plate 20, and the clamping points 51 are located at the outer side of the corresponding escape grooves 62 facing the battery cell module 30 and abut against the surface of the corresponding fixing plate.

In the present embodiment, each cell module 30 includes an upper clamping plate 33 and a lower clamping plate 34, and the upper clamping plate 33 and the lower clamping plate 34 are respectively clamped on the upper side and the lower side of the cell 31. The battery cell 31 is connected with four connecting portions 32, and correspondingly, the connecting columns 40 and the fixing pieces 50 are four.

To sum up, the utility model discloses a design is important to be in, it mainly is through setting up connecting portion on the electric core at electric core module to make connecting portion have the draw-in groove, combine to be provided with the mounting between first fixed plate, the second fixed plate, make the mounting joint in the draw-in groove, and correspond every connecting portion and be provided with two centre gripping stuck points on the mounting, make the both sides of connecting portion be subject to two centre gripping stuck points respectively, thereby make it realize anchor clamps to the joint formula centre gripping fixed knot structure of electric core module, make the equipment more simple and convenient, moreover, the steam generator is simple in structure, the cost of manufacture is reduced.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the technical scope of the present invention, so that any slight modifications, equivalent changes and modifications made by the technical spirit of the present invention to the above embodiments are all within the scope of the technical solution of the present invention.

Claims

1. The utility model provides a joint formula lithium cell electricity core anchor clamps which characterized in that: the battery cell module fixing device comprises a first fixing plate, a second fixing plate and a plurality of battery cell modules positioned between the first fixing plate and the second fixing plate;

2. The clamp-type lithium battery cell clamp of claim 1, which is characterized in that: the first fixing plate and the second fixing plate are both provided with positioning parts for positioning the fixing piece, and the upper end and the lower end of the fixing piece are respectively positioned on the corresponding positioning parts.

3. The clamp-type lithium battery cell clamp of claim 2, which is characterized in that: the positioning part is provided with a positioning groove, and the upper end and the lower end of the fixing part are respectively positioned in the corresponding positioning grooves.

4. The clamp-type lithium battery cell clamp of claim 3, wherein: the positioning groove is laterally opened and transversely extends; the positioning groove is communicated with an avoiding groove for the fixing piece to enter; the avoidance groove is laterally opened and extends along the extending direction of the positioning groove; the avoiding groove is arranged towards the opening of one side of the battery cell module, and the upper end and the lower end of the fixing piece are respectively clamped into the corresponding positioning grooves from the outside to the inside in a transverse mode.

5. The clamp-type lithium battery cell clamp of claim 4, wherein: the side opening of the positioning groove is provided with a limiting plug, and one end of the limiting plug is plugged into the positioning groove and abuts against the end part of the corresponding fixing piece.

6. The clamp-type lithium battery cell clamp of claim 5, wherein: the upper end and the lower end of the fixing piece are provided with positioning convex points, the positioning convex points are positioned in corresponding positioning grooves, and one end of the limiting plug is abutted to the corresponding positioning convex points.

7. The clamp-type lithium battery cell clamp of claim 6, wherein: the positioning groove is a circular groove, the distance between the two pairs of side walls of the avoiding groove is smaller than the diameter of the positioning groove, and one side of the positioning salient point, which faces the battery cell module, is limited by the inner side wall of the positioning groove.

8. The clamp-type lithium battery cell clamp of claim 1, which is characterized in that: the battery cell modules are arranged in a vertically-stacked and uniform interval mode, and the connecting columns and the fixing pieces extend in the vertical direction.

9. The clamp-type lithium battery cell clamp of claim 1, which is characterized in that: the clamping groove is laterally opened and penetrates through the upper side and the lower side of the connecting part, the two clamping and clamping points are respectively located on the upper side and the lower side of the corresponding clamping groove, and the upper side and the lower side of the connecting part are respectively limited by the two clamping and clamping points.

10. The clamp-type lithium battery cell clamp of claim 1, which is characterized in that: each battery cell module comprises an upper clamping plate and a lower clamping plate, and the upper clamping plate and the lower clamping plate are respectively clamped on the upper side and the lower side of the battery cell.