Power battery box convenient to overhaul

Abstract

The utility model relates to the field of new energy power batteries, in particular to a power battery box convenient to overhaul, which comprises a battery box body, the battery box body comprises a module area and an overhaul area, a battery module is placed in the module area, a plurality of wire harnesses and electrical elements are arranged in the overhaul area, and the power battery box body is connected with the overhaul area. The battery box comprises a battery box body, a box cover is detachably arranged on the battery box body, at least one access hole is formed in the box cover, an access window is detachably arranged on the access hole, and the access hole is arranged corresponding to the access area. The problems that the whole box cover needs to be disassembled when a battery module fails or various protective electrical elements such as a relay, a fuse, a pre-charging resistor and a wire harness fail, time and labor are wasted in maintenance, and after-sales service efficiency and quality are seriously affected are solved.

Description

TECHNICAL FIELD

[0001] The utility model relates to new energy power battery field, concretely relates to a power battery box convenient to overhaul. BACKGROUND

[0002] With the popularization of new energy vehicles, the battery pack after-sales service quantity increases sharply, in the current application battery pack design, mainly need to consider its system scheme layout and box cover structure design, the present stage battery box cover is mostly integral type structure, in the after-sales, no matter battery module appears the problem or relay, fuse, pre-charging resistance and wire harness and a plurality of protective electrical elements appear the problem, need to disassemble whole box cover, it is time -consuming and labor -saving to maintain, seriously influence after-sales service efficiency and quality.

[0003] At present, a kind of power battery box convenient to overhaul is proposed to solve the problems in the above background art. UTILITY MODEL CONTENT

[0004] The utility model is to provide a kind of power battery box convenient to overhaul to solve the present stage battery box cover is mostly integral type structure, in the after-sales, no matter battery module appears the problem or relay, fuse, pre-charging resistance and wire harness and a plurality of protective electrical elements appear the problem, need to disassemble whole box cover, it is time -consuming and labor -saving to maintain, seriously influence after-sales service efficiency and quality problem, to realize the above technical purpose, the technical scheme of the present application is as follows:

[0005] A kind of power battery box convenient to overhaul, including battery box body, the battery box body includes module area and overhaul area, the module area is placed with battery module, the overhaul area is provided with a plurality of wire harness and electrical element, the battery box body is detachably provided with box cover, the box cover is provided with at least one overhaul opening, the overhaul opening is detachably provided with overhaul window, the overhaul opening corresponds the overhaul area setting.

[0006] Further limit, the overhaul opening and the overhaul window are both two, the overhaul window is detachably installed on the overhaul opening by bolt, the overhaul window is transparent material.

[0007] Further limit, the left side outer side wall and right side outer side wall of the battery box body are all installed with lifting lug, the lifting lug is used to connect the battery box body and vehicle body.

[0008] Further limit, the module area and the overhaul area are separated by partition, and wire harness buckle is arranged on the right side wall of the overhaul area, the module area and the partition.

[0009] Further limit, the maintenance area is located at the front of the battery box body, the module area is located at the rear of the battery box body, and the module area is divided into a left module installation area and a right module installation area by a baffle.

[0010] Further limit, the bottom of the battery box body is provided with a bottom plate, a liquid cooling plate is arranged between the bottom plate and the battery box body, a water inlet pipe and a water outlet pipe are arranged in the maintenance area, and the water inlet pipe and the water outlet pipe are connected with the liquid cooling plate.

[0011] Further limit, the front side of the battery box body is provided with a water inlet, a water outlet, a quick charging port and a communication interface, the quick charging port and the communication interface are connected with the electrical elements, the water inlet is connected with the water inlet pipe, and the water outlet is connected with the water outlet pipe.

[0012] The utility model discloses relative to the beneficial effect of present stage technology is:

[0013] 1、 setting has two maintenance openings, and the maintenance opening is provided with a maintenance window, and the maintenance window is correspondingly arranged in the maintenance area, when the electrical elements in the maintenance area need to be maintained, the maintenance opening can be maintained, and the whole box cover does not need to be removed.

[0014] 2、 the maintenance window is of transparent material, and the maintenance window can be observed to observe the parts and harness condition in the maintenance area.

[0015] 3、 battery module and electrical elements, the harness is separately arranged, avoids the problem that the harness is wound battery module, and the harness and electrical elements are separately placed and also convenient to maintain. DRAWINGS

[0016] Figure 1 It is the three-dimensional structure schematic diagram of the utility model;

[0017] Figure 2 It is the three-dimensional schematic diagram of the utility model and does not include maintenance window;

[0018] Figure 3 It is the internal simple structure three-dimensional schematic diagram of the utility model;

[0019] Figure 4 It is the connection relation overhead view schematic diagram of the bottom plate and liquid cooling plate of the utility model.

[0020] The figure indicates that respectively corresponding: 1-battery box body, 2-module area, 21-left module installation area, 22-right module installation area, 3-maintenance area, 4-box cover, 5-maintenance opening, 6-maintenance window, 7-lifting lug, 8-bottom plate, 9-liquid cooling plate, 10-water inlet pipe, 11-water outlet pipe, 12-water inlet, 13-water outlet, 14-quick charging port, 15-communication interface, 16-harness buckle, 17-baffle. DETAILED DESCRIPTION

[0021] In order for those skilled in the art to better understand the technical scheme of the utility model, the technical scheme of the utility model is further described below in combination with the drawings and embodiments. EMBODIMENT

[0022] As Figures 1-4 shown, a power battery box convenient to overhaul, comprising a battery box body 1, the battery box body 1 includes module area 2 and overhaul area 3, battery module is placed in module area 2, a plurality of wire harnesses and electrical elements are provided in overhaul area 3, the battery box body 1 is detachably provided with a box cover 4 by screw, two overhaul openings 5 are provided on the box cover 4, two overhaul windows 6 are detachably provided on the two overhaul openings 5, and the two overhaul windows 6 are detachably installed on the overhaul opening 5 by bolt, when the electrical elements in the overhaul area 3 need to be maintained, the overhaul opening 5 can be used for maintenance, without the whole box cover 4 is taken off, simultaneously, the overhaul window 6 can be transparent material, and the parts and wire harness conditions of the overhaul area 3 are observed through the overhaul window 6.

[0023] The left side outer side wall and the right side outer side wall of the battery box body 1 are both installed with lifting lug 7, the lifting lug 7 is used for connecting the battery box body 1 and the vehicle body, the bottom is provided with bottom plate 8, the liquid cooling plate 9 is arranged between the bottom plate 8 and the battery box body 1, the water inlet pipe 10 and the water outlet pipe 11 are also arranged in the overhaul area 3, the water inlet pipe 10 and the water outlet pipe 11 are both communicated with the liquid cooling plate 9, the front side of the battery box body 1 is provided with water inlet 12, water outlet 13, quick charging port 14 and communication interface 15, the quick charging port 14 and the communication interface 15 are both connected with electrical elements, the water inlet 12 is connected with the water inlet pipe 10, and the water outlet 13 is connected with the water outlet pipe 11, so that the cooling liquid enters the liquid cooling plate through the water inlet 12 and the water inlet pipe 10 and is discharged through the water outlet pipe 11 and the water outlet 13.

[0024] The module area 2 and the overhaul area 3 are separated by the partition plate 17, the right side wall of the overhaul area 3, the module area 2 and the partition plate 17 are all provided with a plurality of wire harness buckles 16, the wire harness buckles 16 are arranged at equal distances, the wire harness buckles 16 are used for fixing the wire harness between the electrical element box and the battery module, to prevent the entanglement between the wire harness and the module, the overhaul area 3 is located at the front of the battery box body 1, the module area 2 is located at the rear of the battery box body 1, the module area 2 is divided into left module mounting area 21 and right module mounting area 22 by baffle, and the overall system layout is clear.

[0025] When after-sales maintenance is performed, if the battery module has a problem, the box cover 4 needs to be disassembled as a whole for maintenance, but if the electrical elements or wire harness in the maintenance area 3 have a problem, the transparent maintenance window 6 can be used for observation first, and when maintenance is needed, the maintenance window 6 is disassembled from the maintenance opening 5, and the electrical elements and wire harness in the maintenance area 3 are maintained through the maintenance opening 5, thereby solving the problem that the after-sales maintenance is time-consuming and laborious at the present stage, and seriously affecting the efficiency and quality of after-sales service.

[0026] The power battery box structure convenient to maintain is described in detail. The description of the specific embodiments is only used to help understand the method and the core idea of the power battery box structure convenient to maintain, and it should be pointed out that, for ordinary skilled persons in the art, without departing from the power battery box structure convenient to maintain, the power battery box structure convenient to maintain can be improved and modified in many ways, and these improvements and modifications also fall within the protection scope of the power battery box structure convenient to maintain.

Claims

1. A power battery box convenient for maintenance, comprising a battery box body (1), characterized in that: The battery box body (1) includes a module area (2) and an inspection area (3), the battery module is placed in the module area (2), a plurality of wire harnesses and electrical elements are arranged in the inspection area (3), the battery box body (1) is detachably provided with a box cover (4), at least one inspection opening (5) is arranged on the box cover (4), the inspection opening (5) is detachably provided with an inspection window (6), and the inspection opening (5) corresponds to the inspection area (3).

2. The power battery box convenient for maintenance according to claim 1, characterized in that: The inspection opening (5) and the inspection window (6) are both two, the inspection window (6) is detachably installed on the inspection opening (5) through bolts, and the inspection window (6) is made of transparent material.

3. The power battery box convenient for maintenance according to claim 1, characterized in that: The left outer side wall and the right outer side wall of the battery box body (1) are both provided with lifting lugs (7), and the lifting lugs (7) are used for connecting the battery box body (1) and the vehicle body.

4. The power battery box convenient for maintenance according to claim 1, characterized in that: The module area (2) and the inspection area (3) are separated by a partition plate (17), wire harness buckles (16) are arranged on the right side walls of the inspection area (3) and the module area (2) and the partition plate, and the wire harness buckles (16) are arranged at equal distances.

5. The power battery box convenient for maintenance according to claim 4, characterized in that: The inspection area (3) is located at the front of the battery box body (1), the module area (2) is located at the rear of the battery box body (1), and the module area (2) is divided into a left module mounting area (21) and a right module mounting area (22) by a baffle.

6. The power battery box convenient for maintenance according to claim 1, characterized in that: The bottom of the battery box body (1) is provided with a bottom plate (8), a liquid cooling plate (9) is arranged between the bottom plate (8) and the battery box body (1), the inspection area (3) is provided with a water inlet pipe (10) and a water outlet pipe (11), and the water inlet pipe (10) and the water outlet pipe (11) are in communication with the liquid cooling plate (9).

7. The power battery box convenient for maintenance according to claim 6, characterized in that: The front side of the battery box body (1) is provided with a water inlet (12), a water outlet (13), a quick charging port (14) and a communication interface (15), the quick charging port (14) and the communication interface (15) are connected with the electrical elements, the water inlet (12) is connected with the water inlet pipe (10), and the water outlet (13) is connected with the water outlet pipe (11).

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