LU503432B1 - Novel heavy current communication and discharge battery pack for golf cart - Google Patents

Novel heavy current communication and discharge battery pack for golf cart Download PDF

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Publication number
LU503432B1
LU503432B1 LU503432A LU503432A LU503432B1 LU 503432 B1 LU503432 B1 LU 503432B1 LU 503432 A LU503432 A LU 503432A LU 503432 A LU503432 A LU 503432A LU 503432 B1 LU503432 B1 LU 503432B1
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LU
Luxembourg
Prior art keywords
limiting
battery pack
bottom shell
battery
golf cart
Prior art date
Application number
LU503432A
Other languages
German (de)
Inventor
Huaizeng Yu
Zhe Zong
Original Assignee
Haidi Energy Tech Co Ltd
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Publication date
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Publication of LU503432B1 publication Critical patent/LU503432B1/en

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Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/60—Heating or cooling; Temperature control
    • H01M10/61—Types of temperature control
    • H01M10/613—Cooling or keeping cold
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/60—Heating or cooling; Temperature control
    • H01M10/62—Heating or cooling; Temperature control specially adapted for specific applications
    • H01M10/625—Vehicles
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/60—Heating or cooling; Temperature control
    • H01M10/65—Means for temperature control structurally associated with the cells
    • H01M10/653—Means for temperature control structurally associated with the cells characterised by electrically insulating or thermally conductive materials
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/60—Heating or cooling; Temperature control
    • H01M10/65—Means for temperature control structurally associated with the cells
    • H01M10/655—Solid structures for heat exchange or heat conduction
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
    • H01M50/233—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders characterised by physical properties of casings or racks, e.g. dimensions
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
    • H01M50/244—Secondary casings; Racks; Suspension devices; Carrying devices; Holders characterised by their mounting method
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
    • H01M50/249—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders specially adapted for aircraft or vehicles, e.g. cars or trains
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
    • H01M50/262—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders with fastening means, e.g. locks
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
    • H01M50/267—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders having means for adapting to batteries or cells of different types or different sizes
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
    • H01M50/271—Lids or covers for the racks or secondary casings
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
    • H01M50/289—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders characterised by spacing elements or positioning means within frames, racks or packs
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/50—Current conducting connections for cells or batteries
    • H01M50/572—Means for preventing undesired use or discharge
    • H01M50/584—Means for preventing undesired use or discharge for preventing incorrect connections inside or outside the batteries
    • H01M50/59—Means for preventing undesired use or discharge for preventing incorrect connections inside or outside the batteries characterised by the protection means
    • H01M50/593—Spacers; Insulating plates

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  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Battery Mounting, Suspending (AREA)

Abstract

The present invention relates to a novel heavy current communication and discharge battery pack for a golf cart. The battery pack includes a bottom shell, an upper cover, a battery pack main body and a limiting mechanism. The upper cover is installed at the top of the bottom shell, the battery pack main body is installed in the bottom shell, and the bottom shell is installed in the golf cart through the limiting mechanism. The battery pack main body includes several battery modules, and each battery module includes a forming bracket. Several battery cells are installed between the forming brackets. A combination mode of the battery cells is designed novelly to match with copper-nickel composite sheets, so that the battery cells are arranged more reasonably and the spatial size is applied more fully. Then the battery modules are placed in battery baffle plates and are insulated with forming epoxy plates.

Description

BL-5605
NOVEL HEAVY CURRENT COMMUNICATION AND DISCHARGE BATTERY 4503452
PACK FOR GOLF CART
TECHNICAL FIELD
[01] The present invention relates to the technical field of battery packs, and particularly relates to a novel heavy current communication and discharge battery pack for a golf cart.
BACKGROUND ART
[02] Conventional battery packs for golf carts cannot satisfy the demands of clients in many cases for its relatively low current output. Although some conventional battery packs discharge at heavy current, the safety cannot be guaranteed and heat dissipation is poor. Meanwhile, the steps of assembling or disassembling the battery packs with different specifications to or from the golf carts are relatively complicated.
SUMMARY
[03] The problem to be solved by the present invention is to provide a novel heavy current communication and discharge battery pack for a golf cart, which better utilizes the spatial size, so that the capacity of the battery pack is maximized as much as possible. The internal design can satisfy the demand of discharge at heavy current, so that diversified discharge modes can be additionally used by the battery pack, and a danger coefficient of the battery pack is reduced.
[04] In order to achieve the above-mentioned objective, the present invention adopts the following technical solution.
[05] a novel heavy current communication and discharge battery pack for a golf cart includes a bottom shell, an upper cover, a battery pack body and a limiting mechanism, where the upper cover is installed at the top of the bottom shell, the battery pack body is installed in the bottom shell, and the bottom shell is installed in the golf cart through the limiting mechanism; and
[06] the battery pack body includes several battery modules, and each battery module includes a forming bracket; several battery cells are installed between the forming brackets; several copper-nickel composite sheets are welded to the forming bracket, and the several battery modules are installed in the bottom shell.
[07] Preferably, a Battery Management System (BMS) fixing frame for fixing a
BMS is installed in the bottom shell, a heavy current discharge terminal, an explosion-proof valve, a switch, a communication port and a display screen are installed on the outer side of the bottom shell, and a handle is installed at the top of the upper cover.
[08] Preferably, limiting plates are installed on two opposite sides on the exterior of each battery module, the limiting plates and the battery module are insulated through a forming epoxy plate, a screw is installed between the battery module and each limiting plate in a penetrating manner, a nut is installed on an end part of the screw, and the limiting plate is in bolted connection with a baffle plate fixing frame in the bottom shell.
[09] Preferably, the limiting mechanism includes a limiting base, a limiting groove 1
BL-5605 is formed in the top side of the limiting base, several limiting plates are installed in the LU503432 limiting groove, a side plate is installed on the outer side of the limiting base, and an installing hole is formed in the side plate.
[10] Preferably, first bolt columns are arranged in the middle parts of two opposite sides of the limiting base, the first bolt columns are connected to one end of a rotating rod through nuts, second bolt columns are arranged on the outer side of the other end of the rotating rod, and the second bolt columns penetrate through a chute in an L-shaped slide bar and are connected to the nuts.
[11] Preferably, several bottom grooves are formed in the limiting base, a spring is installed in each bottom groove, the spring is connected to a movable rod, and the top end of the movable rod is connected to the limiting plate.
[12] Preferably, specific operations for the battery pack are as follows:
[13] installing the limiting mechanism in the golf cart through bolts by penetrating through the installing holes of the limiting plates, and at the time, placing the battery cells in the forming brackets; then welding the copper-nickel composite sheets to the forming brackets; placing the several battery modules together and insulating the battery modules with the forming epoxy plates; then placing the baffle plates; penetrating the battery modules and the baffle plates by the screws and performing connection with the nuts to tighten the battery modules; then placing the battery pack main body on the baffle plate fixing frame of the bottom shell of the battery pack and tightening the battery pack main body with bolts; then combining the battery modules with copper busbars connected in series, and covering the battery modules with the upper cover; at the time, placing the bottom shell in the limiting groove of the limiting base, where the bottom shell acts on the limiting plates below the bottom shell, and at the time, the movable rods connected to the limiting plates move downwards in the bottom grooves to compress the springs; preliminarily limiting the bottom shell by the limiting plates staying the same, and at the time, unscrewing the nuts on the rotating rod and the slide arm, rotating the rotating rod to a vertical state, then adjusting the position of the slide arm till the top of the slide arm compresses the upper cover; and at the time, tightening the nuts to limit and fix the bottom shell.
[14] The present invention has the beneficial effects: a combination mode of the battery cells is designed novelly to match with copper-nickel composite sheets, so that the battery cells are arranged more reasonably and the spatial size is applied more fully.
Then the battery modules are placed in battery baffle plates and are insulated with forming epoxy plates. The battery baffle plates are fixed with screws, so that the battery modules fit together closely, and therefore, the discharge safety is improved and the fastness of the battery pack is improved. The battery pack cannot move at random, so that the stability of the battery pack is improved;
[15] the arrangement mode of the battery modules is optimized, so that performance and adaptability of the batteries are improved to a great extent; according to a principle of spatial distribution, the present invention has the advantages of high spatial utilizability, better stable performance, a higher safety coefficient, better heat dissipation, higher capacity and the like; and
[16] the bottom shell is placed in the limiting groove of the limiting base, the 2
BL-5605 bottom shell acts on the limiting plates below the bottom shell, and at the time, the LU503432 movable rods connected to the limiting plates move downwards in the bottom grooves to compress the springs, the bottom shell is preliminarily limited by the limiting plates staying the same, and at the time, the nuts on the rotating rod and the slide arm are unscrewed, the rotating rod 1s rotated to the vertical state, then the position of the slide arm is adjusted until the top of the slide arm compresses the upper cover, and at the time, the nuts are tightened to limit and fix the bottom shell so as to further limit and fix the battery pack main bodies with different specifications quickly, and it is convenient to detach during subsequent maintenance and replacement.
BRIEF DESCRIPTION OF THE DRAWINGS
[17] FIG. 1 is an exploded view of a structure of the present invention.
[18] FIG. 2 is a schematic structural diagram of a battery module of the present invention.
[19] FIG. 3 is a section view of a limiting mechanism of the present invention.
[20] Description of the figures:
[21] 1. bottom shell; 2. upper cover; 3. battery pack body; 4. limiting mechanism; 5. forming bracket; 6. battery cell; 7. copper-nickel composite sheet; 8. forming epoxy plate; 9. baffle plate; 10. baffle plate fixing frame; 11. BMS fixing frame; 12. limiting base; 13. side plate; 14. limiting groove; 15. limiting plate; 16. rotating rod; 17. slide arm; 18. first bolt column; 19. chute; 20. second bolt column; 21. bottom groove; 22. spring; and 23. movable rod.
DETAILED DESCRIPTION OF THE EMBODIMENTS
[22] The technical solutions in the embodiments of the present invention will be clearly and completely described below in combination with the accompanying drawings in the embodiments of the present invention. Apparently, the embodiments described are merely some rather than all of the embodiments of the present invention.
On the basis of the embodiments in the present invention, all other embodiments obtained by those of ordinary skill in the art without creative efforts fall into the scope of protection of the present invention.
[23] A specific embodiment is illustrated below.
[24] As shown in FIG. 1 to FIG. 3, a novel heavy current communication and discharge battery pack for a golf cart includes a bottom shell 1, an upper cover 2, a battery pack main body 3 and a limiting mechanism 4, where the upper cover 2 is installed at the top of the bottom shell 1, the battery pack main body 3 is installed in the bottom shell 1, the bottom shell 1 is installed in the golf cart through the limiting mechanism 4, a Battery Management System (BMS) fixing frame 11 for fixing a BMS is installed in the bottom shell 1, a heavy current discharge terminal, an explosion-proof valve, a switch, a communication port and a display screen are installed on the outer side of the bottom shell 1, and a handle is installed at the top of the upper cover 2. The heavy current discharge terminal, the communication port and the display screen are connected to the battery pack main body 3 to realize heavy current discharge and communication. 3
BL-5605
[25] The battery pack main body 3 includes several battery modules, and each LU503432 battery module includes a forming bracket 5. Several battery cells 6 are installed between the forming brackets 5; several copper-nickel composite sheets 7 are welded to the forming bracket 5, and the several battery modules are installed in the bottom shell 1; limiting plates 15 are installed on two opposite sides on the exterior of each battery module, the limiting plates 15 and the battery module are insulated through a forming epoxy plate 8, a screw is installed between the battery module and each limiting plate 15 in a penetrating manner, a nut is installed on an end part of the screw, and the limiting plate 15 is in bolted connection with a baffle plate fixing frame 10 in the bottom shell 1, so that the battery pack main body 3 can be better protected more safely. The copper-nickel composite sheets 7 are used for charging and discharging, which can better improve the discharge efficiency of the battery pack, so that the battery pack can better dissipate heat internally and is safer, and therefore, the danger coefficient of the battery pack is improved. The components designed in the batteries can be separated, so that it is quite convenient and safe to assemble the battery pack, and the efficiency of an assembly line can be improved. The present invention has the advantages of high spatial utilizability, capability of satisfying the demands of most clients, better stable performance, higher safety coefficient, better heat dissipation, higher capacity and the like.
[26] The limiting mechanism 4 includes a limiting base 12, a limiting groove 14 is formed in the top side of the limiting base 12, several limiting plates 15 are installed in the limiting groove 14, a side plate 13 is installed on the outer side of the limiting base 12, and an installing hole is formed in the side plate 13. First bolt columns 18 are arranged in the middle parts of two opposite sides of the limiting base 12, the first bolt columns 18 are connected to one end of a rotating rod 16 through nuts, second bolt columns 20 are arranged on the outer side of the other end of the rotating rod 16, and the second bolt columns 20 penetrate through a chute 19 in an L-shaped slide bar 17 and are connected to the nuts. Several bottom grooves 21 are formed in the limiting base 12, a spring 22 is installed in each bottom groove 21, the spring 22 is connected to a movable rod 23, and the top end of the movable rod 23 is connected to the limiting plate 15. The bottom shell 1 is placed in the limiting groove 14 of the limiting base 12, the bottom shell 1 acts on the limiting plates 15 below the bottom shell 1, and at the time, the movable rods 23 connected to the limiting plates 15 move downwards in the bottom grooves 21 to compress the springs 22, the bottom shell 1 is preliminarily limited by the limiting plates 15 staying the same, and at the time, the nuts on the rotating rod 16 and the slide arm 17 are unscrewed, the rotating rod 16 is rotated to the vertical state, then the position of the slide arm 17 is adjusted till the top of the slide arm 17 compresses the upper cover 2, and at the time, the nuts are tightened to limit and fix the bottom shell 1.
[27] Specific operations for the battery pack are as follows:
[28] The limiting mechanism 4 is installed in the golf cart through bolts by penetrating through the installing holes of the limiting plates 15, and at the time, the battery cells are placed in the forming brackets 5; then the copper-nickel composite sheets 7 are welded to the forming brackets 5; the several battery modules are placed together and the battery modules are insulated with the forming epoxy plates 8; then the 4
BL-5605 baffle plates 9 are placed; the battery modules and the baffle plates 9 are penetrated by LU503432 the screws and connection with the nuts is performed to tighten the battery modules; then the battery pack main body 3 is placed on the baffle plate fixing frame 10 of the bottom shell 1 of the battery pack and the battery pack main body is tightened with bolts; then the battery modules are combined with copper busbars connected in series, and the battery modules are covered with the upper cover 2; at the time, the bottom shell 1 is placed in the limiting groove 14 of the limiting base 12, where the bottom shell 1 acts on the limiting plates 15 below the bottom shell 1, and at the time, the movable rods 23 connected to the limiting plates 15 move downwards in the bottom grooves 21 to compress the springs 22; the bottom shell 1 is preliminarily limited by the limiting plates 15 staying the same, and at the time, the nuts on the rotating rod and the slide arm 17 are unscrewed, the rotating rod 16 is rotated to a vertical state, then the position of the slide arm 17 is adjusted till the top of the slide arm 17 compresses the upper cover 2; and at the time, the nuts are tightened to limit and fix the bottom shell 1.
[29] A combination mode of the battery cells 6 is designed novelly to match with copper-nickel composite sheets 7, so that the battery cells 6 are arranged more reasonably and the spatial size is applied more fully. Then the battery modules are placed in battery baffle plates 9 and are insulated with forming epoxy plates 8. The battery baffle plates 9 are fixed by screws, so that the battery modules fit together closely, and therefore, the discharge safety is improved and the fastness of the battery pack is improved. The battery pack cannot move at random, so that the stability of the battery pack is improved;
[30] the arrangement mode of the battery modules is optimized, so that performance and adaptability of the batteries are improved to a great extent; according to a principle of spatial distribution, the present invention has the advantages of high spatial utilizability, better stable performance, higher safety coefficient, better heat dissipation, higher capacity and the like;
[31] the bottom shell 1 is placed in the limiting groove 14 of the limiting base 12, the bottom shell 1 acts on the limiting plates 15 below the bottom shell 1, and at the time, the movable rods 23 connected to the limiting plates 15 move downwards in the bottom grooves 21 to compress the springs 22, the bottom shell 1 is preliminarily limited by the limiting plates 15 staying the same, and at the time, the nuts on the rotating rod 16 and the slide arm 17 are unscrewed, the rotating rod 16 is rotated to the vertical state, then the position of the slide arm 17 is adjusted till the top of the slide arm 17 compresses the upper cover 2, and at the time, the nuts are tightened to limit and fix the bottom shell 1 so as to further limit and fix the battery pack main bodies 3 with different specifications quickly, and it is convenient to detach during subsequent maintenance and replacement.
[32] The above is merely the preferred specific embodiment of the present invention but is not intended to limit the scope of protection of the present invention.
Equivalent changes or modifications made by those skilled in the art within the technical scope of the present invention according to the technical solution and concepts thereof of the present invention shall fall within the scope of protection of the present invention.

Claims (7)

BL-5605 CLAIMS: LU503432
1. A novel heavy current communication and discharge battery pack for a golf cart, comprising a bottom shell (1), an upper cover (2), a battery pack body (3) and a limiting mechanism (4), wherein the upper cover (2) is installed at the top of the bottom shell (1), the battery pack body (3) is installed in the bottom shell (1), and the bottom shell (1) 1s installed in the golf cart through the limiting mechanism (4); and the battery pack body (3) comprises several battery modules, and each battery module comprises a forming bracket (5); several battery cells (6) are installed between the forming brackets (5); several copper-nickel composite sheets (7) are welded to the forming bracket (5), and the several battery modules are installed in the bottom shell
(1).
2. The novel heavy current communication and discharge battery pack for a golf cart according to claim 1, wherein a Battery Management System (BMS) fixing frame (11) for fixing a BMS 1s installed in the bottom shell (1), a heavy current discharge terminal, an explosion-proof valve, a switch, a communication port and a display screen are installed on the outer side of the bottom shell (1), and a handle is installed at the top of the upper cover (2).
3. The novel heavy current communication and discharge battery pack for a golf cart according to claim 1, wherein limiting plates (15) are installed on two opposite sides on the exterior of each battery module, the limiting plates (15) and the battery module are insulated through a forming epoxy plate (8), a screw 1s installed between the battery module and each limiting plate (15) in a penetrating manner, a nut is installed on an end part of the screw, and the limiting plate (15) is in bolted connection with a baffle plate fixing frame (10) in the bottom shell (1).
4. The novel heavy current communication and discharge battery pack for a golf cart according to claim 1, wherein the limiting mechanism (4) comprises a limiting base (12), a limiting groove (14) is formed in the top side of the limiting base (12), several limiting plates (15) are installed in the limiting groove (14), a side plate (13) is installed on the outer side of the limiting base (12), and an installing hole is formed in the side plate (13).
5. The novel heavy current communication and discharge battery pack for a golf cart according to claim 4, wherein first bolt columns (18) are arranged in the middle parts of two opposite sides of the limiting base (12), the first bolt columns (18) are connected to one end of a rotating rod (16) through nuts, second bolt columns (20) are arranged on the outer side of the other end of the rotating rod (16), and the second bolt columns (20) penetrate through a chute (19) in an L-shaped slide bar (17) and are connected to the nuts.
6. The novel heavy current communication and discharge battery pack for a golf cart according to claim 4, wherein several bottom grooves (21) are formed in the limiting base (12), a spring (22) is installed in each bottom groove (21), the spring (22) is connected to a movable rod (23), and the top end of the movable rod (23) is connected to the limiting plate (15). 6
BL-5605
7. The novel heavy current communication and discharge battery pack for a golf LU503432 cart according to any one of claims 1-6, wherein specific operations for the battery pack are as follows: installing the limiting mechanism (4) in the golf cart through bolts by penetrating through the installing holes of the limiting plates (15), and at the time, placing the battery cells (6) in the forming brackets (5); then welding the copper-nickel composite sheets (7) to the forming brackets (5); placing the several battery modules together and insulating the battery modules with the forming epoxy plates (8); then placing the baffle plates (9); penetrating the battery modules and the baffle plates (9) by the screws and performing connection with the nuts to tighten the battery modules; then placing the battery pack main body (3) on the baffle plate fixing frame (10) of the bottom shell (1) of the battery pack and tightening the battery pack main body with bolts; then combining the battery modules with copper busbars connected in series, and covering the battery modules with the upper cover (2); at the time, placing the bottom shell (1) in the limiting groove (14) of the limiting base (12), wherein the bottom shell (1) acts on the limiting plates (15) below the bottom shell (1), and at the time, the movable rods (23) connected to the limiting plates (15) move downwards in the bottom grooves (21) to compress the springs (22); preliminarily limiting the bottom shell (1) by the limiting plates (15) staying the same, and at the time, unscrewing the nuts on the rotating rod (16) and the slide arm (17), rotating the rotating rod (16) to a vertical state, then adjusting the position of the slide arm (17) until the top of the slide arm (17) compresses the upper cover (2); and at the time, tightening the nuts to limit and fix the bottom shell (1). 7
LU503432A 2022-07-04 2023-02-03 Novel heavy current communication and discharge battery pack for golf cart LU503432B1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202210776627.0A CN115084710A (en) 2022-07-04 2022-07-04 A new type of high-current communication discharge battery pack for golf carts

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Publication Number Publication Date
LU503432B1 true LU503432B1 (en) 2024-01-11

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LU (1) LU503432B1 (en)

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106207043B (en) * 2016-09-19 2019-04-30 上海蔚来汽车有限公司 Battery fixing bracket and battery pack
CN207233805U (en) * 2017-07-28 2018-04-13 东莞市钜大电子有限公司 A modular battery pack
CN208078045U (en) * 2018-01-02 2018-11-09 山东精工电子科技有限公司 A kind of novel and multifunctional golf-ball-bag vehicle electrical source of power
CN210336253U (en) * 2019-07-06 2020-04-17 青岛舜能机械有限公司 Drilling platform positioning mechanism for wood working machinery
CN210182450U (en) * 2019-08-21 2020-03-24 江西九鼎动力新能源科技有限公司 A power battery pack auxiliary positioning structure
CN211615393U (en) * 2019-12-12 2020-10-02 河南豫立能源科技有限公司 Positioning mechanism for high-voltage power battery pack
CN112033516B (en) * 2020-07-23 2022-05-10 南京灵雀智能制造有限公司 Wagon balance installation limiting mechanism and working method thereof
CN213318959U (en) * 2020-10-09 2021-06-01 济南海珺机电设备有限公司 Brake lining retrieves positioner for lathe
CN217983478U (en) * 2022-07-04 2022-12-06 山东海帝新能源科技有限公司 Novel high-current communication discharge battery pack for golf cart

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