CN216488366U - Modular integrated battery assembly structure - Google Patents

Abstract

The utility model discloses a modular integrated battery assembly structure, it includes box, case lid, a plurality of battery module, bottom curb plate, bottom backing plate, top clamping structure and control module, module support one side of battery module is equipped with the wire groove that the side was qualified for the next round of competitions, and a plurality of battery modules stack into an integral module according to the direction that the wire groove is unified, the bottom curb plate is installed in the bottom both sides of integral module, and the bottom backing plate is cushioned on the module support of battery module; the top clamping structure presses the top of the integral module; the control module is fixed on the top clamping structure through screws and is connected with the battery module through an electric connection aluminum bar; the integral module is arranged in the box body and covers the opening of the box body through the box cover. The utility model discloses a battery module and control module can carry out standardized equipment respectively, and the modularization equipment is realized to modules such as cooperation box and case lid simultaneously, provides the efficiency of production.

Description

Modular integrated battery assembly structure

Technical Field

The utility model belongs to the technical field of the lithium titanate battery and specifically relates to a modular integrated battery package assembly.

Background

The battery modules of the existing automobile or forklift are placed in the space of a chassis of the automobile, so that the battery modules are difficult to integrate into a power box body, the occupied space is large, and the installation of an engine of the forklift is not facilitated; and current fork truck's lithium titanate battery module scatters the installation, leads to the crisscross line of walking of circuit between the battery module, connects the mistake easily in the wiring, simultaneously because high pressure low pressure does not distinguish, has battery interference.

Therefore, improvements to the prior art are yet to be made.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a modular integrated battery package assembly, aim at all be the random chaotic space of installing at the bottom plate of putting of a plurality of battery modules in solving current fork truck power, lead to the wiring confusion, occupation space is many technical problem.

In order to achieve the above purpose, the technical scheme of the utility model is as follows: a modularized integrated battery assembling structure comprises a box body, a box cover, a plurality of battery modules, a bottom side plate, a bottom base plate, a top clamping structure and a control module, wherein each battery module comprises a plurality of lithium titanate battery monomers, a module support and a module cover plate; the battery module is characterized in that a wire outlet groove with a side edge for leading out wires is formed in one side of the module support, a plurality of battery modules are stacked into an integral module according to the uniform direction of the wire outlet groove, the bottom side plates are installed on two sides of the bottom of the integral module, and the bottom cushion plates are cushioned on the module support of the battery modules; the top clamping structure presses the top of the integral module and clamps and hoops the integral module; the control module is fixed on the top clamping structure through screws and is connected with the battery module through an electric connection aluminum bar; the integral module is arranged in the box body and covers the opening of the box body through the box cover.

Modular integrated battery package assembly, wherein, control module includes circuit board, BMS protection shield, DC converter, relay, fuse, shunt and latching relay, control module realizes two interfaces that charge through the BMS protection shield and charges simultaneously BMS protection shield, DC converter, fuse, shunt, relay and latching relay installation circuit board are last, and connect the aluminium row through electrical apparatus between the relay and connect, connect the aluminium row through electrical apparatus between latching relay and the relay and be connected, the bottom of shunt and fuse is passed through insulating terminal and is installed on the circuit board, fuse and shunt are connected, the shunt is connected with the DC converter.

The modularized integrated battery assembly structure is characterized in that waterproof joints are installed on two sides of the box body, and the charging plug penetrates through the waterproof joints through an electric wire to be connected with the control module.

Modular integrated battery package assembly, wherein, top clamping structure includes clamp fork and panel beating layering, screw and clamp fork fixed connection are passed through at the both ends of panel beating layering to press from both sides the both sides of tight whole module through the clamp fork.

The modularized integrated battery assembling structure is characterized in that mounting lugs are arranged on the outer side of the box body.

The modular integrated battery assembly structure comprises a module upper support and a module lower support, wherein the module upper support and the module lower support are respectively provided with a slot for distinguishing the single lithium titanate battery in a plugging mode, an aluminum row groove is arranged behind the corresponding slot and provided with a wire outlet, a wiring groove is formed between the aluminum row groove on the front side and the aluminum row groove on the rear side, and the module upper support and the module lower support are fixedly connected through a buckle.

Modular integrated battery package assembly, wherein, module upper bracket and module lower carriage include battery picture peg and side post, the side post setting is in the both sides of battery picture peg, the outside of side post is equipped with the outlet groove. The modularized integrated battery assembly structure is characterized in that the lithium titanate battery monomer is inserted into the battery plugboard according to the direction of the slot and is fixed through the aluminum row connecting terminal.

The modularized integrated battery assembling structure is characterized in that the aluminum row connecting terminal is also connected with a collecting wire harness; collecting a wire harness to be led out from a wire outlet and routing along a wiring groove between aluminum row grooves; the collection wire harness comprises a temperature collection wire and a voltage collection wire. Has the advantages that: the battery module and the control module of the utility model can be respectively assembled in a standardized way, and the modules such as the box body, the box cover and the like are simultaneously matched to realize modular assembly, thereby improving the production efficiency; the battery modules are stacked together in the uniform direction of the wire outlet grooves, and the formed integral module is fixed in the box body through the top clamping structure, the bottom base plate and the bottom side plate, so that a power supply is integrated into a power supply module, the power supply module is used as a forklift power supply and is not fixed in a forklift chassis through installation, the occupied space is small, and the battery modules are connected with one another through a multi-module connection aluminum bar; the collected wiring harness is led out from the wire outlet, then is led along the wiring grooves of the upper support and the lower support, and is led out from the side face of the joint of the upper support and the lower support of the collected wiring harness, so that the collected wiring harness is perpendicular to the arrangement direction of the single batteries, is parallel to the high-voltage current and low-voltage current in the module and is not staggered; high-voltage and low-voltage partition wiring is realized, so that the problem of electromagnetic interference is avoided, and the fault probability is reduced.

Drawings

Fig. 1 is a perspective view of the present invention.

Fig. 2 is a perspective view of the present invention with the cover removed.

Fig. 3 is a perspective view of the present invention with the box body and the box cover removed.

Fig. 4 is a schematic view of the overall module structure of the present invention.

Fig. 5 is a structural view of the control module and the components mounted thereon according to the present invention.

Fig. 6 is a bottom isometric view of the control module and the components mounted thereon of the present invention.

Fig. 7 is an exploded view of the battery module according to the present invention with the battery removed.

Fig. 8 is a perspective view of the battery module according to the present invention.

Fig. 9 is a perspective view of the battery module of the present invention with the cover plate removed.

Fig. 10 is a schematic diagram of the arrangement of the collecting harness on the upper bracket of the module according to the present invention.

Fig. 11 is a schematic diagram of the arrangement of the collecting harness in the module lower bracket according to the present invention.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clearer and clearer, the present invention will be described in further detail below with reference to the accompanying drawings and examples.

As shown in fig. 1-11, the utility model discloses a modular integrated battery assembly structure, it includes box 1, case lid 2, a plurality of battery module 3, bottom curb plate 4, bottom backing plate 5, top clamping structure 6, control module 7 and multimode group connect aluminium row 8, battery module 3 includes a plurality of lithium titanate battery monomer 30, module support 31 and module apron 32, the cartridge of lithium titanate battery monomer 30 distinguishable direction is in the slot of module support 31, and module support 31 is fixed each other buckle, and module support 31 upper surface is through being connected with module apron 32 buckle; one side of the module bracket 31 is provided with an outlet groove 9 with side outlet, a plurality of battery modules 3 are stacked into an integral module 100 according to the uniform direction of the outlet groove, the bottom side plates 4 are arranged at two sides of the bottom of the integral module 100, and the bottom cushion plate 5 is cushioned on the module bracket 31 of the battery module 3; the top clamping structure 6 presses the top of the integral module 100 and clamps and hoops the integral module; the control module 7 is fixed on the top clamping structure 6 through screws and is connected with the battery module 3 through an electrical connection aluminum bar 10; the control module 7 is mounted with a BMS protection board 11 and a DC converter 12, and the integrated module 100 is built in the case body 1 and covers an opening of the case body 1 through the case cover 2. The battery module 3 is connected with the battery module 3 through a multi-module connecting aluminum bar 8.

After the structure is adopted, the battery module and the control module can be respectively assembled in a standardized way, and the modules such as the box body, the box cover and the like are matched to realize modular assembly, so that the production efficiency is improved; the battery is assembled in a modularization mode, each part of the battery is modularized, the battery can be assembled by being divided into modules, and then all the modules are combined together, so that the assembly is more convenient and quicker; through piling up into a whole module with the battery module according to unified direction, then fix the whole module of constituteing in the box through top clamping structure, bottom backing plate and bottom curb plate, cover the integrated power supply box of case lid again, so install on fork truck chassis, occupation space is little, and is unified at one side through the wire outlet groove between the battery module and be qualified for the next round of competitions, so reduce chassis cross-line in fork truck, the wiring is neat, battery module mutual interference is few.

Preferably, the control module of the control module 7 comprises a circuit board, a BMS protection board 11, a DC converter 12, a relay 13, a fuse 14, a shunt 15 and a latching relay 16, the control module 7 realizes simultaneous charging of two charging interfaces through the BMS protection board 11, the DC converter 12, the fuse 14, the shunt 15, the relay 13 and the latching relay 16 are mounted on the circuit board, and the relay 13 is connected with an aluminum bar 10 through an electrical appliance, the latching relay 16 is connected with the relay 13 through an electrical appliance connection aluminum bar 10, the shunt 15 and the fuse 14 are mounted on the circuit board at the bottoms through an insulation terminal 17, the fuse 14 is connected with the shunt 15, and the shunt 15 is connected with the DC converter 12.

Specifically, waterproof joints 18 are installed on two sides of the box body 1, and a charging plug 19 penetrates through the waterproof joints 18 through an electric wire 20 to be connected with the control module 7, so that dual-system charging can be realized through the charging plugs on the two sides.

Preferably, top clamping structure 6 includes clamp fork 60 and panel beating layering 61, the both ends of panel beating layering 61 are passed through screw and clamp fork 60 fixed connection to press from both sides the both sides of tight whole module through the clamp fork.

Preferably, the outer side of the box body 1 is provided with a mounting ear 21.

Preferably, module support 31 includes module upper bracket 3a and module lower carriage 3b, module upper bracket 3a and module lower carriage 3b are equipped with the slot 22 of distinguishing the grafting of lithium titanate battery monomer respectively, and correspond the back that slot 22 is equipped with aluminium gang groove 600, aluminium gang groove 600 is equipped with outlet 601, is equipped with trough 700 between the aluminium gang groove 600 of front bank and the aluminium gang groove 60 of back bank, it is fixed to be connected through the buckle between module upper bracket 3a and the module lower carriage 3 b.

After the structure is adopted, the lithium titanate battery single bodies are inserted into the slots, and the inserting direction is distinguished, so that the inserting error is prevented; the collection wiring harness is led out from a wire outlet, then is routed along a wiring groove, then is led out along the wiring grooves of the upper side support and the lower side support, and is led out from the side face of the joint of the upper side support and the lower side support of the collection wiring harness, so that the collection wiring harness is perpendicular to the arrangement direction of the battery monomer, is parallel to the routing of high-voltage current and low-voltage current in the module and is not staggered; high-voltage and low-voltage partition wiring is realized, so that the problem of electromagnetic interference is avoided.

Preferably, the module upper bracket 3a and the module lower bracket 3b comprise a battery insertion board 300 and side posts 400, the side posts 400 are arranged on two sides of the battery insertion board 300, and the outer sides of the side posts 400 are provided with outlet grooves 9.

Preferably, the lithium titanate battery cell 30 is inserted into the battery socket 300 according to the direction of the slot and is fixed by the aluminum row connection terminal 500; the aluminum row connecting terminal 500 is further connected with an acquisition wiring harness 800, and the acquisition wiring harness 800 comprises a temperature acquisition line 801 and a voltage acquisition line 802; the voltage collecting line 802 is used for collecting the voltage of each string of batteries in the battery module and uploading the voltage to a BMS control charging strategy in the charging system, so that the running state of each string of batteries can be observed conveniently; the temperature collection line 801 is connected with the aluminum busbar connection terminal 500 through the temperature sensor 8a, and is used for collecting the temperature of the battery cell and judging the use environment and the state of the battery cell through the temperature. The voltage collecting line 802 comprises a first voltage collecting line, a second voltage collecting line, a third voltage collecting line, a fourth voltage collecting line, a fifth voltage collecting line, a sixth voltage collecting line and a seventh voltage collecting line, and because the batteries in the battery module are arranged in the aluminum row connecting terminals in a matching manner, each group of lithium titanate batteries are connected in series, the first voltage collecting line is a negative electrode, and the second voltage collecting line to the seventh voltage collecting line are positive electrodes. The temperature acquisition line transmits the acquired cell temperature to the control module, the control module automatically adjusts the voltage and the temperature, and the charging is stopped when the voltage and the temperature are too high.

Preferably, the aluminium is arranged the terminal and is equipped with three parallelly connected output bolt, and cooperates the lithium titanate group of establishing ties, can increase the ability of overflowing of battery module through three parallelly connected output bolt, reduces the temperature in the use, and the area of overflowing is bigger, and it is little to be difficult to the probability of breaking down simultaneously.

Preferably, the utility model discloses a lithium titanate battery has adopted 6C's silver-colored long battery, and C shows the charge-discharge multiplying power, and 1C shows the battery current strength when discharging completely for an hour, and 6C indicates 60A's current charge-discharge, 6 times the charge-discharge of 1C battery, and current integrated battery generally is 1C battery, so the utility model discloses it only needs others 'sixth time to be full of the electricity, so can realize quick charge's purpose.

The battery modules of the utility model are piled together according to the uniform direction of the wire outlet grooves, and the formed integral module is fixed in the box body through the top clamping structure, the bottom base plate and the bottom side plate, so that a power supply is integrated into a power supply module, and the power supply module is not fixed in a forklift chassis through installation as a forklift power supply, occupies less space, and is connected with each other through a multi-module connection aluminum row; and because the wires are uniformly led out at one side of the wire outlet groove, the wiring is simple, and the crossed wiring is avoided.

The above is a preferred embodiment of the present invention, and certainly not to limit the scope of the present invention, it should be noted that, for those skilled in the art, modifications or equivalent substitutions of the technical solutions of the present invention without creative efforts may not depart from the protection scope of the technical solutions of the present invention.

Claims (8)

1. A modularized integrated battery assembling structure is characterized by comprising a box body, a box cover, a plurality of battery modules, a bottom side plate, a bottom base plate, a top clamping structure and a control module, wherein each battery module comprises a plurality of lithium titanate battery monomers, a module support and a module cover plate; the battery module is characterized in that a wire outlet groove with a side edge for leading out wires is formed in one side of the module support, a plurality of battery modules are stacked into an integral module according to the uniform direction of the wire outlet groove, the bottom side plates are installed on two sides of the bottom of the integral module, and the bottom cushion plates are cushioned on the module support of the battery modules; the top clamping structure presses the top of the integral module and clamps and hoops the integral module; the control module is fixed on the top clamping structure through screws and is electrically connected with the battery module; the integral module is arranged in the box body and covers the opening of the box body through the box cover.

2. The modular integrated battery assembly structure of claim 1, wherein the control module comprises a circuit board, a BMS protection board, a DC converter, a relay, a fuse, a shunt and a latching relay, the control module charges two charging interfaces simultaneously through the BMS protection board, the DC converter, the fuse, the shunt, the relay and the latching relay are mounted on the circuit board, the relays are connected through an electrical connection aluminum bar, the latching relay and the relay are connected through an electrical connection aluminum bar, the shunt and the bottom of the fuse are mounted on the circuit board through an insulation terminal, the fuse and the shunt are connected, and the shunt is connected with the DC converter.

3. The assembly structure of claim 1, wherein waterproof joints are installed at both sides of the case, and the charging plug is connected to the control module by passing a wire through the waterproof joints.

4. The modular integrated battery assembly structure of claim 1, wherein the top clamping structure comprises a clamping fork and a sheet metal pressing strip, wherein two ends of the sheet metal pressing strip are fixedly connected with the clamping fork through screws, and two sides of the whole module are clamped through the clamping fork.

5. The modular integrated battery assembly structure of claim 1, wherein the outer side of the case is provided with a mounting ear.

6. The modular integrated battery assembly structure of claim 1, wherein the module support comprises an upper module support and a lower module support, the upper module support and the lower module support are respectively provided with slots for distinguishing the plugging of the lithium titanate battery cells, an aluminum row groove is arranged behind the corresponding slot, the aluminum row groove is provided with an outlet, a wiring groove is arranged between the aluminum row groove at the front side and the aluminum row groove at the rear side, and the upper module support and the lower module support are fixed by a buckle.

7. The modular integrated battery assembly structure of claim 6, wherein the module upper bracket and the module lower bracket comprise a battery board and side posts, the side posts are disposed on two sides of the battery board, and the outer sides of the side posts are provided with outlet slots.

8. The modular integrated battery assembly structure of claim 6, wherein the lithium titanate battery cells are inserted into the battery insertion plate according to the direction of the insertion grooves and fixed by the aluminum row connection terminals.

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