Golf cart battery pack that is easy to produce and assemble

Abstract

The utility model discloses a golf cart battery pack that is easy to produce and assemble, and relates to the application field of power lithium-ion batteries, including a support frame, a conveying structure is arranged at the top of the support frame, the conveying structure includes a fixed plate, a battery assembly is arranged on the conveying structure, a material taking structure is arranged on one side of the fixed plate, a lifting structure is arranged on one side of the fixed plate, the lifting structure includes a vertical frame, and a locking screw structure is arranged at the bottom of the vertical frame. The utility model automatically loads the BMS through the material taking structure and the locking screw structure and then fixes the fixing screws, which is convenient for assembly of the production line to improve production efficiency. The battery module uses a buckle structure to fix the battery pack, which improves production efficiency and product safety, and solves the problem of the battery module shaking in the battery box.

Description

Technical Field

[0001] The utility model relates to the application field of power lithium-ion batteries, in particular to a golf cart battery pack which is easy to produce and assemble. Background Art

[0002] Lithium battery is a widely used power source. It usually uses multiple single cells in series and parallel combination according to the voltage and capacity requirements of the load. The voltage is increased by series connection and the capacity is increased by parallel connection. The single cell use is gradually shifting to modularization and assembled into large-capacity battery packs, which are gradually used in electric vehicles and energy storage.

[0003] Existing golf cart battery packs are of many models and sizes. The battery modules are fixed inside the battery box by foam filling to solve the shaking problem. However, after a period of use, the foam ages and loses its elasticity, and the battery modules will still shake in the battery box, affecting the safety of product use. Utility Model Content

[0004] The utility model aims to provide a golf cart battery pack which is easy to produce and assemble, so as to solve the problems raised in the above-mentioned background technology.

[0005] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0006] A golf cart battery pack that is easy to produce and assemble includes a support frame, a conveying structure is arranged on the top of the support frame, the conveying structure includes a fixed plate, a battery assembly is arranged on the conveying structure, a material taking structure is arranged on one side of the fixed plate, a lifting structure is arranged on one side of the fixed plate, the lifting structure includes a vertical frame, and a locking screw structure is arranged at the bottom of the vertical frame.

[0007] As a further solution of the utility model: the transmission structure includes a fixed plate and a motorized roller shaft, and the motorized roller shaft is rotatably installed inside the fixed plate.

[0008] As a further solution of the utility model: the material picking structure includes a base plate, the base plate is fixedly mounted on one end of the fixed plate, a turntable is rotatably mounted on the top of the base plate, a motor is mounted on the bottom end of the base plate, the motor shaft is fixedly connected to the turntable, a bracket is fixedly mounted on the top of the turntable, a telescopic cylinder is mounted on the bracket, and a suction cup is mounted on the bottom end of the telescopic rod of the telescopic cylinder.

[0009] As a further solution of the utility model: the vertical frame is fixedly installed on one end of the fixed plate, an electric telescopic rod is installed on the top of the vertical frame, a first slide is fixedly installed on the bottom end of the electric telescopic rod, a slider is fixedly installed on the first slide, a slide rail is fixedly installed on the vertical frame, and the first slide is slidably connected to the slide rail via the slider.

[0010] As a further solution of the utility model: the screw locking structure includes a second slide plate, a slider is fixedly installed at one end of the second slide plate, the second slide plate is slidably connected to the slide rail through the slider, a slide rod is fixedly installed at the bottom end of the first slide plate, the slide rod passes through the second slide plate and extends to the bottom side of the second slide plate, the slide rod is slidably connected to the second slide plate, a spring is installed on the slide rod, one end of the spring is fixedly connected to the first slide plate, and the other end of the spring is fixedly connected to the second slide plate, a rotating cylinder is installed on the first slide plate, a screwdriver head is installed on the bottom end of the rotating cylinder, a mouth-opening mechanism is installed on the second slide plate, and the screwdriver head extends into the mouth-opening mechanism.

[0011] As a further solution of the utility model: the battery assembly includes a battery box cover and a battery box lower cover, the battery box lower cover is provided with a slot structure, a battery cell holder is installed in the battery box lower cover, the battery cell holder is provided with a bracket protrusion structure, a plurality of battery cells are installed on the battery cell holder, the protrusion structure of the battery cell holder and the slot structure of the battery box lower cover cooperate to fix the battery cells, nickel sheets are installed on both sides of the battery cell holder, the nickel sheets are in contact with the battery cells, a PC insulating sheet is installed on the outside of the nickel sheets, a fixed mounting hole is reserved on the battery cell holder, a BMS is provided on the top of the battery cell holder, a fixing screw is provided on the BMS, the BMS is installed on the fixed mounting hole by the fixing screw, the battery box cover is installed on the top of the battery box lower cover, and a charging connector is provided on one side of the battery box lower cover.

[0012] As a further solution of the utility model:

[0013] Compared with the prior art, the beneficial effects of the present invention are as follows:

[0014] 1. The BMS is automatically loaded with materials through the material picking structure and the locking screw structure, and then the fixing screws are fixed, which reduces manual operations, improves the efficiency and capacity of the production line, reduces the scrap and rework rate caused by human errors, thereby reducing production costs, facilitating production line assembly and improving production efficiency. The battery module uses a buckle structure to fix the battery pack, which ensures product safety and solves the problem of battery module shaking in the battery box. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a three-dimensional schematic diagram of the utility model.

[0016] Figure 2 It is a schematic diagram of the material taking structure of the utility model.

[0017] Figure 3 This is a schematic diagram of the screw locking structure of the utility model.

[0018] Figure 4 This is a schematic diagram of the explosion of the battery assembly of the present utility model.

[0019] Figure 5 It is a schematic diagram of a battery assembly of the present utility model.

[0020] Notes on the accompanying drawings: 1. Support frame; 2. Conveying structure; 21. Fixed plate; 22. Electric roller; 3. Material picking structure; 31. Bottom plate; 32. Motor; 33. Turntable; 34. Bracket; 35. Telescopic cylinder; 36. Suction cup; 4. Lifting structure; 41. Vertical frame; 42. Electric telescopic rod; 43. First slide plate; 44. Slide rail; 5. Locking screw structure; 51. Second slide plate; 52. Rotating cylinder; 53. Spouting mechanism; 54. Slide rod; 55. Spring; 6. Battery assembly; 61. Battery box cover; 62. Battery box lower cover; 63. Charging connector; 64. Battery cell; 65. Battery cell bracket; 66. Nickel sheet; 67. BMS; 68. Fixing screw; 69. PC insulating sheet. DETAILED DESCRIPTION

[0021] The following embodiments will be combined with the accompanying drawings to describe the utility model in detail. In the drawings or descriptions, similar or identical parts use the same reference numerals, and in actual applications, the shape, thickness or height of each component can be enlarged or reduced. The various embodiments listed in the utility model are only used to illustrate the utility model, and are not used to limit the scope of the utility model. Any obvious modifications or changes made to the utility model do not depart from the spirit and scope of the utility model.

[0022] Example

[0023] See also Figure 1 to Figure 5In the embodiment of the utility model, a golf cart battery pack that is easy to produce and assemble includes a support frame 1, a conveying structure 2 is arranged on the top of the support frame 1, the conveying structure 2 includes a fixed plate 21 and an electric roller shaft 22, the electric roller shaft 22 is rotatably installed inside the fixed plate 21, the electric roller shaft 22 is a prior art, a battery assembly 6 is arranged on the electric roller shaft 22, the battery assembly 6 includes a battery box cover 61 and a battery box lower cover 62, a card slot structure is arranged on the battery box lower cover 62, a battery cell bracket 65 is installed in the battery box lower cover 62, a bracket protrusion structure is arranged on the battery cell bracket 65, and a battery cell bracket 65 is provided with a bracket protrusion structure. 65, several cells 64 are installed, the cells 64 are welded and assembled, and the module is directly installed into the lower cover 62 of the battery box. The protruding structure of the cell holder 65 cooperates with the slot structure of the lower cover 62 of the battery box to fix the cells 64. Nickel sheets 66 are installed on both sides of the cell holder 65, and the nickel sheets 66 are in contact with the cells 64. The cells 64 are connected in series and parallel through the nickel sheets 66. PC insulating sheets 69 are installed on the outer side of the nickel sheets 66, and insulation is performed through the PC insulating sheets 69. Fixed mounting holes are reserved on the cell holder 65, and a BMS 67 is set on the top of the cell holder 65. A fixing screw 68 is set on the BMS 67. S67 is installed on the fixed installation hole by fixing screws 68, the battery box cover 61 is installed on the top of the battery box lower cover 62, the battery cell 64 is wrapped by the battery box cover 61, a charging connector 63 is set on one side of the battery box lower cover 62, and a material picking structure 3 is set on one side of the fixed plate 21. The material picking structure 3 includes a bottom plate 31, the bottom plate 31 is fixedly installed on one end of the fixed plate 21, a turntable 33 is rotatably installed on the top of the bottom plate 31, a motor 32 is installed at the bottom end of the bottom plate 31, the motor shaft of the motor 32 is fixedly connected to the turntable 33, a bracket 34 is fixedly installed on the top of the turntable 33, and a telescopic cylinder is installed on the bracket 34 35, a suction cup 36 is installed at the bottom end of the telescopic rod of the telescopic cylinder 35. When the battery assembly 6 is assembled and the BMS 67 is to be installed, the motor 32 is started, the motor shaft of the motor 32 drives the turntable 33 to rotate, the turntable 33 drives the bracket 34 to rotate, the bracket 34 drives the telescopic cylinder 35 to move to the BMS 67 placement box, the telescopic cylinder 35 is started, the telescopic rod of the telescopic cylinder 35 is lowered to control the suction cup 36 to descend and contact the BMS 67, the BMS 67 is sucked by the suction cup 36, the motor 32 is controlled to rotate and the suction cup 36 is raised and lowered to place the BMS 67 on the battery bracket 65;

[0024] See also Figure 1 to Figure 5A lifting structure 4 is provided on one side of the fixed plate 21. The lifting structure 4 includes a vertical frame 41. The vertical frame 41 is fixedly mounted on one end of the fixed plate 21. An electric telescopic rod 42 is installed on the top of the vertical frame 41. A first slide 43 is fixedly mounted on the bottom end of the telescopic rod of the electric telescopic rod 42. A slider is fixedly mounted on the first slide 43. A slide rail 44 is fixedly mounted on the vertical frame 41. The first slide 43 is slidably connected to the slide rail 44 through the slider. A locking screw structure 5 is provided at the bottom end of the vertical frame 41. The locking screw structure 5 includes a second slide 51. A slider is fixedly mounted on one end of the second slide 51. The second slide 51 is slidably connected to the slide rail 44 through the slider. A sliding rod 54 is fixedly mounted on the bottom end of the first slide 43. The sliding rod 54 passes through the second slide 51 and extends to the bottom side of the second slide 51. The sliding rod 54 is slidably connected to the second slide 51. A spring 55 is installed on the sliding rod 54. One end of the spring 55 is fixedly connected to the first slide 43. The other end of the spring 55 is fixedly connected to the first slide 43. One end is fixedly connected to the second slide plate 51, a rotating cylinder 52 is installed on the first slide plate 43, a screwdriver head is installed on the bottom end of the rotating cylinder 52, a nozzle mechanism 53 is installed on the second slide plate 51, and the screwdriver head is inserted into the nozzle mechanism 53. When the conveying structure 2 conveys the battery assembly 6 to the bottom end of the nozzle mechanism 53, the BMS 67 is manually aligned with the fixed mounting hole on the battery cell holder 65, and then the fixing screw 68 is inserted into the fixed mounting hole, and the electric telescopic rod 42 is started. The electric telescopic rod 42 drives the first slide plate 43 to slide on the slide rail 44. The first slide plate 43 drives the second slide plate 51 to slide on the slide rail 44 through the slide rod 54 and the spring 55. The nozzle mechanism 53 descends to clamp the fixing screw 68, and the screwdriver head is driven to rotate by the rotating cylinder 52 to screw the fixing screw 68 into the fixed mounting hole of the battery cell holder 65 without manual tightening.

[0025] It is obvious to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, the embodiments should be regarded as exemplary and non-restrictive from any point of view, and the scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims be included in the present invention. Any reference numeral in a claim should not be regarded as limiting the claim to which it relates.

[0026] In addition, it should be understood that although the present specification is described according to implementation modes, not every implementation mode contains only one independent technical solution. This description of the specification is only for the sake of clarity. Those skilled in the art should regard the specification as a whole. The technical solutions in each embodiment may also be appropriately combined to form other implementation modes that can be understood by those skilled in the art.

Claims

1. A golf cart battery pack that is easy to produce and assemble, comprising a support frame (1), characterized in that: A conveying structure (2) is arranged at the top of the support frame (1), the conveying structure (2) comprises a fixed plate (21), a battery assembly (6) is arranged on the conveying structure (2), a material taking structure (3) is arranged on one side of the fixed plate (21), a lifting structure (4) is arranged on one side of the fixed plate (21), the lifting structure (4) comprises a vertical frame (41), and a locking screw structure (5) is arranged at the bottom end of the vertical frame (41).

2. A golf cart battery pack that is easy to produce and assemble according to claim 1, characterized in that: The conveying structure (2) comprises a fixed plate (21) and a motorized roller shaft (22), wherein the motorized roller shaft (22) is rotatably mounted inside the fixed plate (21).

3. A golf cart battery pack that is easy to produce and assemble according to claim 1, characterized in that: The material taking structure (3) comprises a bottom plate (31), the bottom plate (31) is fixedly mounted on one end of a fixed plate (21), a turntable (33) is rotatably mounted on the top of the bottom plate (31), a motor (32) is mounted on the bottom end of the bottom plate (31), a motor shaft of the motor (32) is fixedly connected to the turntable (33), a bracket (34) is fixedly mounted on the top end of the turntable (33), a telescopic cylinder (35) is mounted on the bracket (34), and a suction cup (36) is mounted on the bottom end of the telescopic rod of the telescopic cylinder (35).

4. A golf cart battery pack that is easy to produce and assemble according to claim 1, characterized in that: The vertical frame (41) is fixedly mounted on one end of the fixed plate (21); an electric telescopic rod (42) is mounted on the top of the vertical frame (41); a first slide plate (43) is fixedly mounted on the bottom of the telescopic rod of the electric telescopic rod (42); a slider is fixedly mounted on the first slide plate (43); a slide rail (44) is fixedly mounted on the vertical frame (41); and the first slide plate (43) is slidably connected to the slide rail (44) via the slider.

5. A golf cart battery pack that is easy to produce and assemble according to claim 4, characterized in that: The screw locking structure (5) comprises a second slide plate (51), a slider is fixedly installed on one end of the second slide plate (51), the second slide plate (51) is slidably connected to the slide rail (44) through the slider, a slide rod (54) is fixedly installed on the bottom end of the first slide plate (43), the slide rod (54) passes through the second slide plate (51) and extends to the bottom side of the second slide plate (51), the slide rod (54) is slidably connected to the second slide plate (51), a spring (55) is installed on the slide rod (54), one end of the spring (55) is fixedly connected to the first slide plate (43), and the other end of the spring (55) is fixedly connected to the second slide plate (51), a rotating cylinder (52) is installed on the first slide plate (43), a screwdriver head is installed on the bottom end of the rotating cylinder (52), a mouth-opening mechanism (53) is installed on the second slide plate (51), and the screwdriver head extends into the mouth-opening mechanism (53).

6. A golf cart battery pack that is easy to produce and assemble according to claim 1, characterized in that: The battery assembly (6) comprises a battery box cover (61) and a battery box lower cover (62), the battery box lower cover (62) is provided with a slot structure, a battery cell holder (65) is installed in the battery box lower cover (62), the battery cell holder (65) is provided with a holder protruding structure, a plurality of battery cells (64) are installed on the battery cell holder (65), the protruding structure of the battery cell holder (65) and the slot structure of the battery box lower cover (62) cooperate to fix the battery cells (64), nickel sheets (66) are installed on both sides of the battery cell holder (65), The nickel sheet (66) is in contact with the battery cell (64), a PC insulating sheet (69) is installed on the outer side of the nickel sheet (66), a fixed installation hole is reserved on the battery cell bracket (65), a BMS (67) is arranged on the top of the battery cell bracket (65), a fixing screw (68) is arranged on the BMS (67), and the BMS (67) is installed on the fixed installation hole by means of the fixing screw (68), the battery box cover (61) is installed on the top of the battery box lower cover (62), and a charging connector (63) is arranged on one side of the battery box lower cover (62).

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