CN211404609U

CN211404609U - Monomer battery pack convenient to connect

Info

Publication number: CN211404609U
Application number: CN201922181280.1U
Authority: CN
Inventors: 吴应强; 吴传官; 曾严; 范志超; 陈世勇
Original assignee: Dongguan Wotaitong New Energy Co ltd
Current assignee: Dongguan Langtaitong Technology Co ltd
Priority date: 2019-12-06
Filing date: 2019-12-06
Publication date: 2020-09-01
Anticipated expiration: 2029-12-06

Abstract

The utility model discloses a single battery component convenient for connection, which comprises a single battery, a pair of fixed bases respectively fixed with two ends of the single battery and a pair of conductive components; each fixing base is provided with a groove with a through hole at the bottom, and each groove is used for accommodating one end of a single battery; the pair of conductive components are respectively arranged at one ends, far away from each other, of the two fixed bases and are electrically connected with the single batteries; each conductive assembly comprises a fixing plate connected with the corresponding fixing base, a conductive spring electrically connected with the single battery and a connector electrically connected between the fixing plate and the conductive spring, and a bolt used for electrical connection is arranged at one end, far away from the corresponding conductive spring, of each connector. The utility model has the advantages that the two ends of the single battery are connected with the fixed base, so the disassembly, the maintenance and the replacement are easy; and the bolts arranged on the fixed base are matched with other single batteries and matched with each other, so that the mounting and connection are convenient, the operation is simple, the repeated use can be realized, and the cost is saved.

Description

Monomer battery pack convenient to connect

[ technical field ] A method for producing a semiconductor device

The utility model relates to the technical field of batteries, especially, relate to a battery cell subassembly convenient to connect.

[ background of the invention ]

With the development of the technology and the rapid development of the new energy industry, the power battery is used as the core power of the electric automobile, and the installation, fixation and circuit connection of the power battery are one of the keys of the specific use of the power battery. Most of the existing single batteries are welded and assembled by adopting a bus bar, and are not beneficial to disassembly, maintenance and replacement after being installed; meanwhile, the disassembled bus board can not be used directly any more, and the installation cost of the power battery is improved.

In view of the above, it is desirable to provide a cell assembly that is easy to connect and overcomes the above-mentioned drawbacks.

[ Utility model ] content

The utility model aims at providing a battery cell subassembly convenient to connect aims at improving the problem that is unfavorable for dismantling, safeguards and change after current elevator battery joins in marriage the group, has saved battery cell's installation cost.

In order to achieve the above object, the present invention provides a conveniently connected single battery assembly, which includes a single battery, a pair of fixing bases respectively fixed to two ends of the single battery, and a pair of conductive assemblies; each fixing base is provided with a groove with a through hole at the bottom, and each groove is used for accommodating one end of the single battery; the pair of conductive assemblies are respectively arranged at one ends, far away from each other, of the two fixed bases and are electrically connected with the single batteries; each conductive assembly comprises a fixing plate connected with the corresponding fixing base, a conductive spring electrically connected with the single battery and a connector electrically connected between the fixing plate and the conductive spring, and a bolt used for electrical connection is arranged at one end, far away from the corresponding conductive spring, of each connector.

In a preferred embodiment, the single battery is a cylindrical battery, and the positive terminal of the single battery is electrically connected with a fixed disc; the groove is in a hollow cylindrical shape, and the diameter of the cross section of the groove is consistent with the diameter of the single battery and the diameter of the fixed disc.

In a preferred embodiment, the through-hole is circular; the through hole is coaxial with the groove; the diameter of the through hole is smaller than that of the single battery; and two ends of the single battery are respectively abutted against the through holes at the bottoms of the corresponding grooves.

In a preferred embodiment, each connector comprises a connecting column and two connecting sheets respectively connected to two ends of the connecting column; each fixing plate is provided with a connecting hole penetrating through the fixing plate, the connecting holes are circular, the connecting columns are cylindrical, and the diameters of the connecting holes and the diameters of the connecting columns are consistent.

In a preferred embodiment, both connecting pieces are in the shape of a circular disc, and the diameter of each connecting piece is larger than that of the connecting column; one connecting piece of each connector abuts against one side, far away from the fixed base, of the fixed plate, and the other connecting piece abuts against one side, near the fixed base, of the fixed plate.

In a preferred embodiment, the conductive spring is compressed by the connecting sheet abutting against one side of the fixing plate close to the fixing base and the single battery.

In a preferred embodiment, the bolt comprises a base and a threaded column vertically arranged on the base; one end, far away from the connecting column, of the connecting sheet, which is abutted against one side, far away from the fixed base, of the fixed plate is fixed with the base of the bolt.

In a preferred embodiment, the threaded post is coaxial with the connecting post.

In a preferred embodiment, the connector is a rivet.

The utility model is easy to be disassembled, maintained and replaced by connecting the fixed bases at the two ends of the single battery; and the bolts arranged on the fixed base are matched with other single batteries and matched with the single batteries, so that the mounting and the connection are convenient, the operation is simple, the repeated use can be realized, and the cost is saved.

[ description of the drawings ]

Fig. 1 is an exploded view of a unit cell assembly for easy connection provided by the present invention;

FIG. 2 is a perspective view of a connector and a bolt in the battery cell assembly for easy connection shown in FIG. 1;

fig. 3 is a sectional view of the unit cell assembly shown in fig. 1 for easy connection.

[ detailed description ] embodiments

In order to make the objects, technical solutions and advantageous technical effects of the present invention more clearly understood, the present invention is further described in detail with reference to the accompanying drawings and the following detailed description. It should be understood that the detailed description and specific examples, while indicating the present invention, are given by way of illustration only and not by way of limitation.

Referring to fig. 1, the present invention provides a single battery assembly 100 for easy connection, which includes a single battery 10, a pair of fixing bases 20 fixed to two ends of the single battery 10, and a pair of conductive assemblies 30. In the present embodiment, the single battery 10 is a cylindrical battery, a fixed disk 11 is electrically connected to the positive terminal of the single battery 10, the fixed disk 11 is fixed to the positive terminal of the single battery 10, and the diameter of the fixed disk 11 is identical to that of the negative terminal, that is, the single battery 11 includes two circular end walls with the same diameter at both ends.

With reference to fig. 1 and fig. 3, a pair of fixing bases 20 are respectively used for fixing two ends of the single battery 10; each fixing base 20 is provided with a groove 201 having a through hole 202 at the bottom, each groove 201 is used for accommodating one end of one single battery 10, and specifically, the fixing base 20 is made of an insulating material. In this embodiment, each fixing base 20 is rectangular, the groove 201 is hollow cylindrical, and the diameter of the cross section of the groove 201 is consistent with the diameter of the single battery 10 and the diameter of the fixing disc 11, so that the groove 201 accommodates two end walls of the single battery 10 without causing lateral movement, and further, the side wall of the groove 201 is hollowed out to facilitate heat dissipation. In the present embodiment, in order to facilitate the grouping and stacking of the unit batteries 10, the through hole 202 is circular and coaxial with the groove 201; further, in an embodiment, the diameter of the through hole 202 is smaller than the diameter of the two end walls of the single battery 10, and the two end walls of the single battery 10 respectively abut against the through hole 202 corresponding to the bottom of the groove 201, so that the single battery 10 can be electrically connected with the outside through the through hole 202 to provide power, and cannot penetrate through the through hole 202 to form longitudinal movement, thereby preventing the connection between the single battery 10 and the fixing base 20 from being unstable.

To sum up, when the single battery 10 needs to be assembled, or disassembled, only the fixing base 20 needs to be separated from the single battery 10, so that the effect of convenient assembly, disassembly, maintenance and replacement of the single battery is achieved.

With reference to fig. 1 and fig. 3, a pair of conductive elements 30 are respectively disposed at the ends of the two fixing bases 20 away from each other and pass through the through holes 202 to contact with the corresponding ends of the single batteries 10; each conductive assembly 30 comprises a fixing plate 31, a conductive spring 32 and a connector 33 electrically connecting the fixing plate 31 and the conductive spring 32, each fixing plate 31 is correspondingly fixed at one end of one fixing base 20 far from the groove 201, each connector 33 is electrically connected with one end of the single battery 10 through a corresponding conductive spring 32, in the embodiment, the fixing plate 31 is rectangular and consistent with the cross section of the fixing base 20, the fixing plate 31 is fixed at one end of the fixing base 20 far from the groove 201 and seals the through hole 202, the connector 33 is fixed on the fixing plate 31 and extends into the through hole 202, the conductive spring 32 is positioned between one end of the single battery 10 and the connector 33, the conductive spring 33 is compressed between the single battery 10 and the connector 33, the current of the single battery 10 is connected with the outside through the conductive spring 32 and the connector 33 in sequence, the conductive spring 32 can lead out the current of the single battery 10, the single battery 10 can be buffered on the fixing base 20, and the single battery 10 is prevented from being damaged by vibration.

Every connector 33 is far away from the one end electricity connection fixed bolt 40 that corresponds conductive spring 32, therefore, accessible bolt 40 carries out the spiro union and will be equipped with a plurality of battery cells 10 of fixed baseplate 20 and match the group installation, need not the welding, and firm in connection, dismantles simply, perhaps matches the group spiro union installation to a plurality of fixed basess 20 earlier, inserts in the recess 201 of fixed baseplate 20 that battery cells 10 correspond again, and is easy and simple to handle. In this embodiment, the bolt 40 includes a base 41 and a screw post 42 vertically provided on the base 41, and the base 41 is fixed to the connector 33 and is connected to the screw post 42 by a nut fitted thereto, thereby connecting the plurality of unit batteries 10 in series and parallel.

Further, referring to fig. 2, in an embodiment, each connector 33 includes a connection column 331 and two connection pieces 332 respectively connected to two ends of the connection column 331, further, the connection column 331 is perpendicular to the two connection pieces 332, in this embodiment, the connector 33 uses a riveting rivet; each fixing plate 31 is provided with a connecting hole 301 penetrating through the fixing plate 31, the connecting hole 301 is circular, the connecting column 331 is cylindrical, the diameter of the connecting hole 301 is consistent with that of the connecting column 331, specifically, the connecting column 331 penetrates through the connecting hole 301 of the fixing plate 31, and the fixing plate 31 is clamped between the two connecting sheets 332. Furthermore, the threaded post 42 is coaxial with the connecting post 331, so that the appearance is attractive, and the stacking, matching and installation are convenient.

Further, with continued reference to fig. 2, in one embodiment, both connecting tabs 332 are disc-shaped, and the diameter of each connecting tab 332 is greater than the diameter of the connecting post 331; one connecting piece 332 of each connector 33 abuts against one side of the fixing plate 31 far away from the fixing base 20, the other connecting piece 332 abuts against one side of the fixing plate 31 near the fixing base 0, specifically, one end of the connecting piece 332 abutting against the fixing plate 31 near the fixing base 20 near the single battery 10 is connected with one end of the conductive spring 32, one end of the connecting piece 332 abutting against the fixing plate 31 far away from the fixing base 20 far away from the single battery 10 is connected with the base 41 of the bolt 40, that is, the opposite end of the two connecting pieces 332 sandwiches the fixing plate 31, and the opposite end respectively fixes the conductive spring 32 and the bolt 40.

The utility model is easy to be disassembled, maintained and replaced by connecting the fixed bases 20 at the two ends of the single battery 10; and the bolts 40 arranged on the fixed base 20 are matched with other single batteries 10, and the bolts 40 are adopted for matching, so that the installation and connection are convenient, the operation is simple, the repeated use can be realized, and the cost is saved.

The invention is not limited solely to that described in the specification and the embodiments, and additional advantages and modifications will readily occur to those skilled in the art, and it is not intended to be limited to the specific details, representative apparatus, and illustrative examples shown and described herein, without departing from the spirit and scope of the general concept as defined by the appended claims and their equivalents.

Claims

1. A single battery component convenient for connection is characterized by comprising a single battery, a pair of fixed bases and a pair of conductive components, wherein the fixed bases are respectively fixed with two ends of the single battery; each fixing base is provided with a groove with a through hole at the bottom, and each groove is used for accommodating one end of the single battery; the pair of conductive assemblies are respectively arranged at one ends, far away from each other, of the two fixed bases and are electrically connected with the single batteries; each conductive assembly comprises a fixing plate connected with the corresponding fixing base, a conductive spring electrically connected with the single battery and a connector electrically connected between the fixing plate and the conductive spring, and a bolt used for electrical connection is arranged at one end, far away from the corresponding conductive spring, of each connector.

2. The easy-to-connect unit cell assembly according to claim 1, wherein the unit cell is a cylindrical battery, and the positive terminal of the unit cell is electrically connected with a fixing disc; the groove is in a hollow cylindrical shape, and the diameter of the cross section of the groove is consistent with the diameter of the single battery and the diameter of the fixed disc.

3. The easy-to-connect unit cell assembly according to claim 1, wherein the through-hole has a circular shape; the through hole is coaxial with the groove; the diameter of the through hole is smaller than that of the single battery; and two ends of the single battery are respectively abutted against the through holes at the bottoms of the corresponding grooves.

4. The easy-to-connect unit cell assembly according to claim 1, wherein each connector comprises a connection column and two connection pieces connected to both ends of the connection column; each fixing plate is provided with a connecting hole penetrating through the fixing plate, the connecting holes are circular, the connecting columns are cylindrical, and the diameters of the connecting holes and the diameters of the connecting columns are consistent.

5. The easy-to-connect single cell assembly according to claim 4, wherein both of the connecting pieces are disc-shaped, and each connecting piece has a diameter larger than that of the connecting column; one connecting piece of each connector abuts against one side, far away from the fixed base, of the fixed plate, and the other connecting piece abuts against one side, near the fixed base, of the fixed plate.

6. The connection-facilitating cell assembly according to claim 5, wherein the conductive spring is compressed by the connection tab abutting against a side of the fixing plate adjacent to the fixing base and the cell.

7. The easy-to-connect single battery pack according to claim 5, wherein the bolt comprises a base and a threaded post vertically arranged on the base; one end, far away from the connecting column, of the connecting sheet, which is abutted against one side, far away from the fixed base, of the fixed plate is fixed with the base of the bolt.

8. The easy-to-connect battery cell pack of claim 7, wherein the threaded post is coaxial with the connecting post.

9. The easy-to-connect unit cell assembly according to claim 1, wherein the connector is a rivet.