Vehicle-mounted bottom support assembly of electrically-driven heavy truck

Abstract

The utility model discloses a vehicle-mounted bottom support assembly of an electrically-driven heavy truck, which comprises a base, and a connector is arranged at the top of the base; the locking assembly is arranged at the top of the base, and the locking assembly is used for fixing the position of the battery; the guide pin is arranged at the top of the base; and the connecting assembly is used for fixing the position of the guide pin and comprises a connecting block fixedly connected to the bottom end of the guide pin, and a fixing block is fixedly connected to the inner wall of the bottom end of the base. By means of the design of the connecting block, the fixing block, the connecting groove and the clamping assembly, when parts on the base need to be maintained, fixing of the connecting block is released through the clamping assembly firstly, then the connecting block is taken out of the connecting groove, the guide pin is directly disassembled, the situation that a plurality of bolts need to be screwed in the disassembling process is avoided, and the maintenance efficiency is improved. Therefore, when components on the base are maintained, the situation that the components are punctured by the guide pins is avoided.

Description

Technical Field

[0001] The utility model relates to the technical field of new energy vehicles, and particularly relates to an on-vehicle bottom bracket assembly for an electric drive heavy truck. Background Art

[0002] In recent years, new energy vehicles relying on power batteries as the driving energy have played a great role in promoting environmental protection due to their zero harmful gas emissions and low noise during driving.

[0003] When in use, the bottom bracket assembly is installed on the heavy truck. When it is necessary to install the battery on the heavy truck, the battery is directly placed on the bottom bracket, and the position of the battery is fixed through a locking mechanism. When placing the battery, a guide pin is used to guide the moving direction of the battery. A connector is provided on the bottom bracket. After long-term use, there is a situation where the connector needs to be maintained. The top of the traditional guide pin is conical and is installed on the base through multiple bolts. When maintaining the connector, there may be a situation where the body part of the staff is stabbed by accidentally touching the top of the guide pin, and it takes a lot of time to disassemble. Content of the Utility Model

[0004] The purpose of the utility model is to provide an on-vehicle bottom bracket assembly for an electric drive heavy truck to solve the problems raised in the above background art.

[0005] To achieve the above purpose, the utility model provides the following technical solution: An on-vehicle bottom bracket assembly for an electric drive heavy truck, including a base, a connector is arranged on the top of the base, and further includes;

[0006] A locking component, which is arranged on the top of the base and is used for fixing the position of the battery;

[0007] A guide pin, which is arranged on the top of the base;

[0008] A connection component, which is used for fixing the position of the guide pin. The connection component includes a connection block fixedly connected to the bottom end of the guide pin, a fixed block is fixedly connected to the inner wall of the bottom end of the base, and a connection groove adapted to the connection block is opened at the top end of the fixed block;

[0009] A clamping component, which is arranged at the connection part of the fixed block and the connection groove and is used for restricting and releasing the movement of the connection block.

[0010] Preferably, the locking component includes a fixed seat fixedly connected to the inner wall of the bottom end of the base in a central symmetry manner, a locking pin is fixedly connected to one side of the fixed seat, and a cylinder is arranged at the output end of the locking pin.

[0011] Preferably, a receiving hole is formed in the middle of the fixing base, and the output end of the locking pin and the air cylinder are both inserted and connected inside the receiving hole.

[0012] Preferably, the clamping component includes a clamping block inserted and connected to the inner wall of one side of the connecting groove, a clamping groove is formed on one side of the connecting block, the clamping block is inserted and connected inside the clamping groove, and a moving member is arranged on one side of the clamping block.

[0013] Preferably, the moving member includes a driving block fixedly connected to one side of the clamping block, a spring is fixedly connected to one side of the driving block, a movable block is arranged on the back of the driving block, and a pushing block is fixedly connected to the back of the movable block.

[0014] Preferably, a cavity is formed in the middle of the fixed block, and the driving block and the spring are both inserted and connected inside the cavity.

[0015] Preferably, a through hole is formed in the inner wall of the back of the cavity, and the movable block is inserted and connected inside the through hole.

[0016] Technical effects and advantages of the present utility model:

[0017] With the design of the connecting block, the fixed block, the connecting groove and the clamping component of the present utility model, when maintenance is required for the components on the base, first release the fixation of the connecting block through the clamping component, then take out the connecting block from the connecting groove, and directly disassemble the alignment pin, avoiding the situation of having to turn multiple bolts during disassembly, so as to avoid the situation of being stabbed by the alignment pin when maintaining the components on the base. Brief description of the drawings

[0018] Figure 1 is a three-dimensional structural schematic diagram of the present utility model.

[0019] Figure 2 is a partial top view sectional structural schematic diagram one of the present utility model.

[0020] Figure 3 is a partial side view sectional structural schematic diagram of the present utility model.

[0021] Figure 4 is a partial top view sectional structural schematic diagram two of the present utility model.

[0022] In the figure: 1, base; 2, connector; 3, locking component; 301, fixing base; 302, air cylinder; 303, locking pin; 4, alignment pin; 5, connecting component; 501, connecting block; 502, fixed block; 503, connecting groove; 6, clamping component; 601, clamping block; 602, clamping groove; 7, moving member; 701, pushing block; 702, driving block; 703, movable block; 704, spring; 705, through hole; 706, cavity. Detailed implementation mode

[0023] Next, the technical solutions in the embodiments of the present utility model will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative work shall fall within the protection scope of the present utility model.

[0024] The present utility model provides an electric drive heavy truck vehicle-mounted bottom bracket assembly as shown in Figures 1-4 Figure 8, which includes a base 1, a connector 2 is arranged on the top of the base 1, and further includes;

[0025] A locking assembly 3, the locking assembly 3 is arranged on the top of the base 1, and the locking assembly 3 is used to fix the position of the battery;

[0026] A guiding pin 4, the guiding pin 4 is arranged on the top of the base 1;

[0027] A connecting assembly 5, the connecting assembly 5 is used to fix the position of the guiding pin 4, the connecting assembly 5 includes a connecting block 501 fixedly connected to the bottom end of the guiding pin 4, a fixing block 502 is fixedly connected to the inner wall of the bottom end of the base 1, and a connecting groove 503 adapted to the connecting block 501 is opened at the top end of the fixing block 502;

[0028] A clamping assembly 6, the clamping assembly 6 is arranged at the connection between the fixing block 502 and the connecting groove 503, and the clamping assembly 6 is used to limit and release the movement of the connecting block 501.

[0029] It should be noted that the provided connector 2 is a key component for connecting and transmitting electrical signals. When in use, the connector 2 is used to establish an electrical connection between the battery and the electric drive system to ensure the effective transmission of power and signals; the top of the provided guiding pin 4 is conical, which is used to guide the falling position of the battery when in use; the provided connecting assembly 5 is used to limit the position of the guiding pin 4. The provided fixing block 502 is fixed to the inner wall of the bottom end of the base 1 by welding. The opened connecting groove 503 is adapted to the provided connecting block 501, so that the connecting block 501 at the bottom end of the guiding pin 4 can penetrate into the inside of the connecting groove 503, and the movement of the connecting block 501 is restricted by the connecting groove 503. The provided clamping assembly 6 is used to limit the connecting block 501 inside the connecting groove 503, and at the same time, the connecting block 501 is released from the inside of the connecting groove 503 through the clamping assembly 6.

[0030] It should be noted that the reference number "Figure 8" in the translation of item is assumed according to the context, as the original text seems to be incomplete in this regard. If there is a specific figure number in the original complete text, it should be used accurately.Specifically, the locking component 3 includes a fixing base 301 fixedly connected to the inner wall of the bottom end of the base 1 in a central symmetric manner. A locking pin 303 is fixedly connected to one side of the fixing base 301. A cylinder 302 is arranged at the output end of the locking pin 303. A receiving hole is formed in the middle of the fixing base 301. The output end of the locking pin 303 and the cylinder 302 are both inserted and connected inside the receiving hole.

[0031] It should be noted that the provided fixing base 301 is fixed to the inner wall of the bottom end of the base 1 by welding. The provided cylinder 302 is fixed to one side of the fixing base 301 by bolts. The working principle of the cylinder 302 is mainly to use the power of compressed air to generate mechanical motion, thereby driving the piston to move. When in use, the output end of the cylinder 302 drives the locking pin 303 to move to complete the locking action.

[0032] Specifically, the clamping component 6 includes a clamping block 601 inserted and connected to the inner wall of one side of the connecting groove 503. A clamping groove 602 is formed on one side of the connecting block 501. The clamping block 601 is inserted and connected inside the clamping groove 602. A moving member 7 is arranged on one side of the clamping block 601.

[0033] It should be noted that the provided clamping block 601 is inserted and connected to the inner wall of one side of the connecting groove 503. When it is necessary to fix the position of the connecting block 501, the moving member 7 drives one end of the clamping block 601 to move into the clamping groove 602. Due to the restriction of the clamping block 601, the connecting block 501 cannot be moved out of the connecting groove 503, so as to fix and release the position of the connecting block 501 by moving the position of the clamping block 601.

[0034] Specifically, the moving member 7 includes a driving block 702 fixedly connected to one side of the clamping block 601. A spring 704 is fixedly connected to one side of the driving block 702. A movable block 703 is arranged on the back of the driving block 702. A pushing block 701 is fixedly connected to the back of the movable block 703. A cavity 706 is formed in the middle of the fixed block 502. The driving block 702 and the spring 704 are both inserted and connected inside the cavity 706. A through hole 705 is formed in the inner wall of the back of the cavity 706. The movable block 703 is inserted and connected inside the through hole 705.

[0035] It should be noted that the provided driving block 702 is adapted to the formed cavity 706, so that the driving block 702 can slide inside the cavity 706. The provided spring 704 is used to push the driving block 702 to drive the clamping block 601 to move through the driving block 702. The provided movable block 703 is used to connect the driving block 702 inside the cavity 706 and the pushing block 701 outside the cavity 706. When in use, the pushing block 701 drives the driving block 702 inside the cavity 706 to move.

[0036] Finally, it should be noted that the above are only the preferred embodiments of the present utility model and are not intended to limit the present utility model. Although the present utility model has been described in detail with reference to the foregoing embodiments, those skilled in the art can still modify the technical solutions recorded in the foregoing embodiments or perform equivalent replacements for some of the technical features. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present utility model shall be included within the protection scope of the present utility model.

Claims

1. An electric-driven heavy-duty truck-mounted base assembly, comprising a base (1), a connector (2) being arranged on the top of the base (1), characterized in that: Also includes; A locking assembly (3), the locking assembly (3) being arranged on the top of the base (1), and the locking assembly (3) being used to fix the position of the battery; A guide pin (4), wherein the guide pin (4) is arranged on the top of the base (1); A connecting assembly (5), the connecting assembly (5) being used to fix the position of the guide pin (4), the connecting assembly (5) comprising a connecting block (501) fixedly connected to the bottom end of the guide pin (4), a fixing block (502) being fixedly connected to the inner wall of the bottom end of the base (1), and a connecting groove (503) adapted to the connecting block (501) being provided at the top end of the fixing block (502); A clamping assembly (6), wherein the clamping assembly (6) is arranged at the connection between the fixing block (502) and the connecting groove (503), and the clamping assembly (6) is used to restrict and release the movement of the connecting block (501).

2. The electric-driven heavy-duty truck base assembly according to claim 1, characterized in that: The locking assembly (3) comprises a fixing seat (301) fixedly connected to the inner wall of the bottom end of the base (1) in a symmetrical manner with respect to the center, a locking pin (303) is fixedly connected to one side of the fixing seat (301), and a cylinder (302) is provided at the output end of the locking pin (303).

3. The electric-driven heavy-duty truck base assembly according to claim 2, characterized in that: A receiving hole is provided in the middle of the fixing seat (301), and the output end of the locking pin (303) and the cylinder (302) are both inserted and connected inside the receiving hole.

4. The electric-driven heavy-duty truck base assembly according to claim 1, characterized in that: The clamping assembly (6) comprises a clamping block (601) inserted and connected to the inner wall of one side of the connecting groove (503); a clamping groove (602) is provided on one side of the connecting block (501); the clamping block (601) is inserted and connected inside the clamping groove (602); and a moving part (7) is provided on one side of the clamping block (601).

5. The electric-driven heavy-duty truck base assembly according to claim 4, characterized in that: The moving member (7) comprises a driving block (702) fixedly connected to one side of the clamping block (601); one side of the driving block (702) is fixedly connected to a spring (704); a movable block (703) is arranged on the back side of the driving block (702); and the back side of the movable block (703) is fixedly connected to a pushing block (701).

6. The electric-driven heavy-duty truck base assembly according to claim 5, characterized in that: A cavity (706) is provided in the middle of the fixed block (502), and the driving block (702) and the spring (704) are both inserted and connected inside the cavity (706).

7. The electric-driven heavy-duty truck base assembly according to claim 6, characterized in that: A through hole (705) is provided on the inner wall of the back side of the cavity (706), and the movable block (703) is inserted and connected inside the through hole (705).

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