Vehicle-mounted battery assembly

Abstract

The utility model relates to the technical field of vehicle-mounted batteries, and particularly discloses a vehicle-mounted battery assembly which comprises a battery pack, a mounting plate, a control unit, a conversion unit, a charging unit and a heat dissipation unit, the mounting plate is mounted at the top of the battery pack, and a charging plug and a discharging plug are arranged on the mounting plate; the charging plug and the discharging plug are both electrically connected with the battery pack, the control unit, the conversion unit, the charging unit and the heat dissipation unit are all located on the mounting plate, the control unit, the conversion unit and the heat dissipation unit are all electrically connected with the discharging plug, and the charging unit is electrically connected with the battery pack. And the connection distances between the control unit, the conversion unit, the charging unit and the heat dissipation unit and the battery pack are short, so that the electric connection is more convenient, and the winding of long-strip electric wires can be prevented.

Description

Technical Field

[0001] The utility model relates to the technical field of vehicle-mounted batteries, in particular to a vehicle-mounted battery assembly. Background Art

[0002] A forklift is a cargo handling vehicle with excellent short-distance handling performance. Therefore, it is widely used in logistics, warehousing, factories and other occasions. Existing forklifts all use electronic control systems to control the movement of various parts of the forklift, and at the same time require battery packs to power the movement of the forklift body and the electronic control system.

[0003] In the prior art, for some forklift models, such as SOB forklifts, the battery pack and the electronic control system are designed separately, so the battery pack and the electronic control system occupy a large volume as a whole. At the same time, long wires need to be laid between the battery pack and the electronic control system, which is prone to entanglement. Summary of the invention

[0004] The present utility model is made in consideration of the above-mentioned problems. The purpose of the utility model is to provide a vehicle-mounted battery assembly, which can integrate the control unit, conversion unit, charging unit and heat dissipation unit into the top of the battery pack to facilitate electrical connection with the battery pack, while the overall volume is small.

[0005] To achieve the above object, the utility model provides a vehicle-mounted battery assembly, including a battery pack, a mounting plate, a control unit, a conversion unit, a charging unit and a heat dissipation unit, wherein the mounting plate is mounted on the top of the battery pack, and a charging plug and a discharging plug are provided on the mounting plate, and the charging plug and the discharging plug are both electrically connected to the battery pack;

[0006] The control unit, the conversion unit, the charging unit and the heat dissipation unit are all located on the mounting plate, wherein the control unit, the conversion unit and the heat dissipation unit are all electrically connected to the discharge plug, and the charging unit is electrically connected to the battery pack.

[0007] According to the above-mentioned vehicle-mounted battery assembly, the mounting plate is provided with a first mounting area and a second mounting area arranged in the front-to-back direction, the control unit and the conversion unit are located in the first mounting area, the charging unit is located in the second mounting area, and the heat dissipation unit is located between the first mounting area and the second mounting area.

[0008] According to the above-mentioned vehicle-mounted battery assembly, the heat dissipation unit includes a plurality of heat dissipation fans, and the plurality of heat dissipation fans are arranged at intervals between the first installation area and the second installation area.

[0009] According to the above-mentioned vehicle-mounted battery assembly, the control unit includes a vehicle body controller and a light controller, and the vehicle body controller and the light controller are arranged horizontally in the first installation area;

[0010] The conversion unit includes a DC converter, and the DC converter is located between the vehicle body controller and the light controller.

[0011] According to the above-mentioned vehicle battery assembly, it also includes a relay and a fuse, wherein the relay and the fuse are both located in the first installation area, and the relay is located on one side of the DC converter, and the fuse is located on one side of the lighting controller.

[0012] According to the above-mentioned vehicle-mounted battery assembly, the battery pack includes a plurality of lithium batteries.

[0013] The utility model has the following beneficial effects: a mounting plate is provided on the top of the battery pack, and the control unit, conversion unit, charging unit and heat dissipation unit are all integrated on the mounting plate, the overall integration is high, the occupied volume is small, and the connection distance between the control unit, conversion unit, charging unit and heat dissipation unit and the battery pack is short, which is more convenient for their electrical connection and can prevent long wires from being entangled. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a schematic diagram of the overall structure of the embodiment.

[0015] In the figure:

[0016] 1. Battery pack; 2. Mounting plate; 3. Vehicle body controller; 4. Lighting controller; 5. DC converter; 6. Charger; 7. Cooling fan; 8. Relay; 9. Fuse; 10. Charging plug; 11. Discharging plug. DETAILED DESCRIPTION

[0017] The following are specific embodiments of the present invention and the accompanying drawings to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.

[0018] like Figure 1 As shown, a vehicle-mounted battery assembly includes a battery pack 1, a mounting plate 2, a control unit, a conversion unit, a charging unit and a heat dissipation unit. The mounting plate 2 is mounted on the top of the battery pack 1, and the control unit, the conversion unit, the charging unit and the heat dissipation unit are all mounted on the mounting plate 2. In this way, the components in the electronic control system are integrated into the top of the battery pack 1, which can reduce the occupied volume and shorten the distance between the components and the battery pack 1, thereby facilitating electrical connection.

[0019] In order to realize the electrical connection between the battery pack 1 and various components, a charging plug 10 and a discharging plug 11 are provided on the mounting plate 2, and both the charging plug 10 and the discharging plug 11 are electrically connected to the battery pack 1, wherein the charging plug 10 is used to connect the charging line to fast charge the battery pack 1, and the discharging plug 11 is used to discharge the battery pack 1, wherein the control unit, the conversion unit and the heat dissipation unit are all electrically connected to the discharging plug 11, and the discharging plug 11 is used to supply power to the control unit, the conversion unit and the heat dissipation unit, and the charging unit is electrically connected to the battery pack 1, and the charging unit is used to slowly charge the battery pack 1, that is, the forklift itself has a charging device.

[0020] In order to plan the installation space reasonably, a first installation area and a second installation area arranged along the front-to-back direction are provided on the installation plate 2, the control unit and the conversion unit are located in the first installation area, the charging unit is located in the second installation area, and the heat dissipation unit is located between the first installation area and the second installation area. The control unit, the conversion unit and the charging unit are reasonably arranged, and the heat is dissipated by the heat dissipation unit.

[0021] In order to fully ensure the heat dissipation effect, the heat dissipation unit includes a plurality of heat dissipation fans 7, and the plurality of heat dissipation fans 7 are arranged at intervals between the first installation area and the second installation area, that is, the plurality of heat dissipation fans 7 are arranged on the installation plate 2 along the horizontal transverse direction of the installation plate 2, which can dissipate heat for the control unit, conversion unit and charging unit arranged along the horizontal transverse direction.

[0022] Specifically, the control unit includes a body controller 3 and a light controller 4, which are arranged horizontally in the first installation area. The body controller 3 is used to control the movement of the forklift body, and the light controller 4 is used to control the body lights. The conversion unit includes a DC converter 5, which is located between the body controller 3 and the light controller 4 and is used to convert voltage.

[0023] Specifically, it also includes a relay 8 and a fuse 9. The relay 8 and the fuse 9 are both located in the first installation area, and the relay 8 is located on one side of the DC converter 5, and the fuse 9 is located on one side of the lighting controller 4. The relay 8 is used to expand the control range, and the fuse 9 is used to provide insurance for the whole to prevent short circuit.

[0024] In this embodiment, the battery pack 1 includes a plurality of lithium batteries, that is, the battery pack 1 uses lithium batteries as energy sources, which have advantages such as high energy density and can improve the overall endurance of the forklift.

[0025] Specifically, in this embodiment, the charging unit is configured as a charger 6 .

[0026] The technical solution of the utility model is described in detail above in conjunction with the accompanying drawings, and the described embodiments are used to help understand the idea of ​​the utility model. The specific embodiments described herein are merely examples of the spirit of the utility model. A person skilled in the art of the utility model may make various modifications or supplements to the described specific embodiments or replace them in a similar manner, but this will not deviate from the spirit of the utility model or exceed the scope defined by the attached claims.

[0027] It should be noted that all directional indications in the embodiments of the present invention (such as up, down, left, right, front, back...) are only used to explain the relative position relationship, movement status, etc. between the components under a certain specific posture (as shown in the accompanying drawings). If the specific posture changes, the directional indication will also change accordingly.

[0028] In addition, in the present invention, the descriptions of "first", "second", "one", etc. are only used for descriptive purposes and cannot be understood as indicating or implying their relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined as "first" or "second" may explicitly or implicitly include at least one of the features. In the description of the present invention, the meaning of "plurality" is at least two, such as two, three, etc., unless otherwise clearly and specifically defined.

[0029] In the present invention, unless otherwise clearly specified and limited, the terms "connection", "fixation", etc. should be understood in a broad sense. For example, "fixation" can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements, unless otherwise clearly defined. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0030] In addition, the technical solutions between the various embodiments of the present invention can be combined with each other, but it must be based on the fact that ordinary technicians in the field can implement it. When the combination of technical solutions is contradictory or cannot be implemented, it should be deemed that such combination of technical solutions does not exist and is not within the scope of protection required by the present invention.

Claims

1. A vehicle-mounted battery assembly, characterized in that: It includes a battery pack, a mounting plate, a control unit, a conversion unit, a charging unit and a heat dissipation unit, wherein the mounting plate is mounted on the top of the battery pack, and a charging plug and a discharging plug are provided on the mounting plate, and the charging plug and the discharging plug are both electrically connected to the battery pack; The control unit, the conversion unit, the charging unit and the heat dissipation unit are all located on the mounting plate, wherein the control unit, the conversion unit and the heat dissipation unit are all electrically connected to the discharge plug, and the charging unit is electrically connected to the battery pack.

2. The vehicle-mounted battery assembly according to claim 1, characterized in that: The mounting plate is provided with a first mounting area and a second mounting area arranged in a front-to-rear direction, the control unit and the conversion unit are located in the first mounting area, the charging unit is located in the second mounting area, and the heat dissipation unit is located between the first mounting area and the second mounting area.

3. The vehicle-mounted battery assembly according to claim 2, characterized in that: The heat dissipation unit includes a plurality of heat dissipation fans, and the plurality of heat dissipation fans are arranged at intervals between the first installation area and the second installation area.

4. The vehicle-mounted battery assembly according to claim 2, characterized in that: The control unit includes a vehicle body controller and a light controller, and the vehicle body controller and the light controller are arranged horizontally in the first installation area; The conversion unit includes a DC converter, and the DC converter is located between the vehicle body controller and the light controller.

5. The vehicle-mounted battery assembly according to claim 4, characterized in that: It also includes a relay and a fuse, wherein the relay and the fuse are both located in the first installation area, and the relay is located on one side of the DC converter, and the fuse is located on one side of the light controller.

6. The vehicle-mounted battery assembly according to claim 1, characterized in that: The battery pack includes a plurality of lithium batteries.

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