CN212625768U

CN212625768U - 48V battery module

Info

Publication number: CN212625768U
Application number: CN202021318880.4U
Authority: CN
Inventors: 李海旺; 王新龙; 李埃荣; 孙常明
Original assignee: Ningbo Keli'an New Energy Technology Co ltd; Ningbo New Strongteck Electrical Technology Shares Ltd
Current assignee: Ningbo Keli'an New Energy Technology Co ltd; Ningbo New Strongteck Electrical Technology Shares Ltd
Priority date: 2020-07-07
Filing date: 2020-07-07
Publication date: 2021-02-26
Anticipated expiration: 2030-07-07

Abstract

The utility model discloses a 48V battery module belongs to battery module technical field, and it has solved current battery module at the not strong problem of electric core heat-sinking capability. This 48V battery module includes shell, module support and electric core, through set up the heating panel on electric core to utilize heating panel and module support fixed connection, not only can fix electric core position, can also provide better radiating effect for electric core, make the security of electric core long-term work obtain guaranteeing, this 48V battery module has the good beneficial effect of heat-sinking capability.

Description

48V battery module

Technical Field

The utility model relates to a battery module technical field refers in particular to a 48V battery module.

Background

With the production and consumption of conventional fossil energy approaching the peak and gradually becoming exhausted, the environmental pollution is increasingly prominent, and energy systems based on renewable energy are gradually formed. Under the great challenge of the energy and environmental problems faced by the automobile industry in the world at present, new energy electric automobiles are developed, the strategic transformation of the traditional automobile industry is promoted, and the consensus is achieved internationally. From the trend of energy conservation and emission reduction in the automobile industry, the development of energy-saving and new energy automobiles in China is a necessary choice for the technical progress of automobiles and the upgrading of industries.

In prior art, the electric core of battery module can produce a large amount of heats in the course of the work, if not with this heat in time the discharge, temperature lasts to rise in the battery module, can lead to the battery module to take place to damage, even the incident of catching fire, consequently need carry out the thermal treatment of continuation to electric core.

Disclosure of Invention

The utility model discloses having considered aforementioned problem and having made, utility model's purpose provides a 48V battery module, can effectively dispel the heat to electric core.

In order to achieve the above object, the utility model provides a 48V battery module, include:

the shell is internally provided with a cavity;

the module support is arranged in the cavity and is made of an insulating material;

the battery cell is arranged in the module support, the battery cell is provided with heat dissipation plates all around, one side of each heat dissipation plate is connected with the battery cell, and the other side of each heat dissipation plate is connected with the module support.

According to a 48V battery module, the module support be equipped with a plurality ofly, it is a plurality of the module support is from up installing extremely down in the cavity, every all be provided with in the module support electric core, every electric core all is provided with positive plate and negative pole piece and stretches out in the module support, and every the positive plate setting of electric core is in same one side.

According to the 48V battery module, two adjacent module support laminating departments are provided with the sealing strip.

According to the 48V battery module, the module support outside is provided with positive cylinder manifold and negative cylinder manifold, positive cylinder manifold with the positive plate of electricity core meets, the negative cylinder manifold with the negative plate of electricity core meets.

According to the 48V battery module, the shell comprises a bottom plate, four side plates and a top cover, wherein a plurality of containing cavities are formed in the inner sides of the two opposite side plates, and the positive plate and the negative plate extend out of the module support and are arranged in the containing cavities.

According to the 48V battery module, the two side plates provided with the containing cavities are further provided with through grooves for the positive bus plates or the negative bus plates to pass through.

According to the 48V battery module, a first mounting hole is formed in the side plate outside the through groove, a second mounting hole is formed in one end of each of the positive bus plate and the negative bus plate, and the first mounting hole is communicated with the second mounting hole.

The utility model discloses following beneficial effect has:

1. electric core is provided with the heating panel all around and meets with the module support, the heat-sinking capability of increase electric core that can be very big.

2. Two adjacent module support laminating departments are provided with the sealing strip, can assist the relative position of two fixed module supports, can seal the module support simultaneously, prevent the electric leakage.

3. Be provided with a plurality of chambeies that hold on the curb plate and place positive plate and negative pole piece, still be provided with first mounting hole simultaneously and just converge board or burden second mounting hole intercommunication on the cylinder manifold, can be outside the shell with the electric current transmission, can fix positive cylinder manifold and burden cylinder manifold again.

Drawings

Fig. 1 is a schematic view of the appearance structure of the present invention;

FIG. 2 is a schematic view of the side plate structure of the present invention;

fig. 3 is a schematic view of an assembly structure of the battery cell and the module bracket of the present invention;

fig. 4 is a schematic diagram of a cell structure of the present invention.

Detailed Description

The following are specific embodiments of the present invention and the accompanying drawings are used to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.

As shown in fig. 1 to 4, a 48V battery module includes:

the housing 100, a cavity is formed in the housing 100, and the housing 100 mainly serves to protect internal components and also serves as insulation, so that an insulating material is required.

Module support 200, module support 200 sets up in the cavity, and module support 200 adopts insulating material to make, and module support 200 mainly plays the supporting role to every electric core 300 for electric core 300 is placed alone, avoids the direct contact between the adjacent electric core 300, owing to be needs and electric core 300 contact, module support 200 generally adopts insulating material such as plastics to make, its security performance of reinforcing that can be very big.

Electric core 300, electric core 300 set up in module support 200, and electric core 300 all is provided with heating panel 310 all around, and heating panel 310 one side meets with electric core 300, and the opposite side is connected with module support 200, and its radiating effect should be considered preferentially to heating panel 310, then its material need be selected from the good material of heat dissipation, select among some materials like copper, aluminium, gold, consider its economic effect, generally select for aluminium.

Preferably, in the present embodiment, the heat dissipation plate 310 is injection-molded to the module holder 200, and the heat dissipation plate 310 may be placed in a mold of the module holder 200 and then the mold may be injection-molded to injection-mold the heat dissipation plate 310 to the module holder 200. Other methods may also be used to fix the heat sink plate 310 to the module holder 200, such as providing a limiting groove on the module holder 200, and then clamping the heat sink plate 310 in the limiting groove to fix the position of the heat sink plate 310.

Preferably, module support 200 is equipped with a plurality ofly, a plurality of module supports 200 are from up installing to the cavity in down, all be provided with electric core 300 in every module support 200, every electric core 300 all is provided with in positive plate 320 and the module support 200 of negative pole piece 330 stretching out, and the positive plate 320 of every electric core 300 sets up in same one side, in order to keep apart a plurality of electric cores 300, be provided with a plurality of module supports 200, the specification of every module support 200 is the same, that is to say, only need one set of mould just can produce this module support 200, and need not the multiunit mould, the electric current of every electric core 300 is all gathered on its positive plate 320 and negative pole piece 330, and the positive plate 320 of a plurality of electric cores 300 all sets up in same one side of module support 200, then the negative pole piece 330 of a plurality of electric cores 300 also sets up in same one side of module support 200 naturally, it is convenient to.

Two adjacent module support 200 laminating departments are provided with sealing strip 210, because module support 200 is installed in the cavity from bottom to top, then two adjacent module support 200 need be fixed, and laminating department still can have certain clearance, consequently, need set up sealing strip 210 and seal the clearance, avoid the electric leakage, and sealing strip 210 also can fix two adjacent module support 200 simultaneously.

The module support 200 outside is provided with positive cylinder manifold 220 and negative cylinder manifold 230, and positive cylinder manifold 220 meets with the positive pole piece 320 of electric core 300, and positive cylinder manifold 220 connects all electric cores 300's positive pole in series, and negative cylinder manifold 230 meets with electric core 300's negative pole piece 330, and negative cylinder manifold 230 connects all electric cores 300's negative pole in series, is equivalent to positive cylinder manifold 220 just as whole battery module's positive pole, and negative cylinder manifold 230 is as whole battery module's negative pole.

The housing 100 includes a bottom plate, four side plates 130 and a top cover 140, the number of the side plates 130 is four, wherein a plurality of accommodating cavities 131 are disposed on the inner sides of two opposite side plates 130, the portions of the positive plates 320 and the negative plates 330 extending out of the module bracket 200 are disposed in the accommodating cavities 131, because the portions of the positive plates 320 and the negative plates 330 extending out of the module bracket 200 form a plurality of protruding portions on two sides of the module bracket 200, and a plurality of accommodating cavities 131 are disposed on two opposite side plates 130, i.e., the protruding portion of each positive plate 320 or negative plate 330 can be disposed in one accommodating cavity 131, in this embodiment, a groove for placing the positive bus plate 220 or the negative bus plate 230 is further disposed on the side of the accommodating cavity 131.

Preferably, through slots 132 for passing the positive bus plate 220 or the negative bus plate 230 are further provided on the two side plates 130 provided with the receiving cavities 131, so that the current can be transmitted to the outside of the housing 100.

The side plate 130 outside the through groove 132 is provided with a first mounting hole 133, one end of the positive bus plate 220 and one end of the negative bus plate 230 are provided with a second mounting hole 240, the first mounting hole 133 is communicated with the second mounting hole 240, and bolts or other locking pieces can be arranged in the communication holes of the first mounting hole 133 and the second mounting hole 240, so that the positive bus plate 220 or the negative bus plate 230 can be mounted on the side plate 130 and fixed.

The utility model provides a pair of 48V battery module is through setting up the heating panel on electric core to utilize heating panel and module support fixed connection, not only can fix electric core position, can also provide better radiating effect for electric core, make the security of electric core long-term work obtain guaranteeing.

The technical solutions of the present invention have been described in detail with reference to the accompanying drawings, and the described embodiments are used to help understand the ideas of the present invention. The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications or additions may be made to the described embodiments or alternatives may be employed by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the claims.

Claims

1. A48V battery module, comprising:

the shell is internally provided with a cavity;

2. The 48V battery module as claimed in claim 1, wherein a plurality of module supports are provided, a plurality of module supports are mounted into the cavity from bottom to top, the battery cell is provided in each module support, each battery cell is provided with a positive plate and a negative plate, the positive plate and the negative plate extend out of the module supports, and the positive plate of each battery cell is arranged on the same side.

3. The 48V battery module according to claim 2, wherein sealing strips are arranged at the joint of two adjacent module supports.

4. The 48V battery module as claimed in claim 2, wherein a positive bus plate and a negative bus plate are arranged outside the module support, the positive bus plate is connected with the positive plate of the battery cell, and the negative bus plate is connected with the negative plate of the battery cell.

5. A48V battery module according to claim 4, wherein the shell comprises a bottom plate, four side plates and a top cover, wherein a plurality of accommodating cavities are formed in the inner sides of two opposite side plates, and the portions, extending out of the module support, of the positive plate and the negative plate are arranged in the accommodating cavities.

6. A48V battery module according to claim 5, wherein the two side plates provided with the accommodating cavities are further provided with through grooves for the positive bus bar or the negative bus bar to pass through.

7. A48V battery module according to claim 6, wherein a first mounting hole is formed in the side plate outside the through groove, a second mounting hole is formed in one end of each of the positive bus plate and the negative bus plate, and the first mounting hole is communicated with the second mounting hole.