CN219487168U - Heavy truck battery box bracket - Google Patents

Abstract

The utility model provides a heavy truck battery box bracket, and belongs to the technical field of new energy vehicles. The problem that the cost is high because the hydraulic cylinder is required to drive the lock body of the existing heavy-duty battery box bracket is solved. This heavy truck battery box bracket, including the bracket body, normal running fit has the columnar lock body that stretches out by the upper surface of bracket body in the bracket body, and the side of columnar lock body is equipped with the spring bolt, is formed with spacing space between the upper surface of spring bolt and bracket body, and normal running fit has the action bars that stretches out by the side of bracket body in the bracket body, is equipped with between action bars and the columnar lock body and can drive columnar lock body around self central line pivoted transmission structure when the action bars is rotatory around self central line. The columnar lock body is driven to rotate by the operating rod, so that an air source is not required to be arranged on a vehicle, and the use cost is reduced; structural design is reasonable, convenient operation, and is effectual to battery box's fixed after the locking.

Description

Heavy truck battery box bracket

Technical Field

The utility model belongs to the technical field of new energy vehicles, and relates to a heavy truck battery box bracket.

Background

The new energy automobile uses the power battery as driving energy, and has the advantages of no exhaust emission, low noise, high efficiency and the like. The heavy truck has large electricity consumption and long battery charging time, and in order to meet the requirement of continuous electricity of the heavy truck, the solution in the prior art is electricity replacement. The heavy truck is provided with a bracket for supporting and fixing the battery box.

For example, chinese patent discloses a vehicle-end battery pack quick-change bracket [ authorized bulletin number: CN214688992U ], comprising: the bracket body is used for supporting the battery box, and the columnar lock body is arranged on the top surface of the bracket body; the columnar lock body comprises: locking a column; the locking block is movably arranged in the side wall perforation of the locking column in a penetrating way, and the extending end of the locking block protruding out of the locking column is used for being locked with the battery box; the driving mechanism drives the locking block to stretch out and draw back in the perforation and is used for switching the locking and unlocking of the battery box. The cylindrical lock body is adopted, the locking block extending and retracting through the side wall of the locking column is used for realizing locking and unlocking with the battery box, and the cylindrical lock body is used for hoisting the positioning function of the battery box, so that the quick locking and unlocking of the battery box can be realized.

The driving mechanism in the structure comprises the guide rod arranged in the lock column, the narrow-mouth groove arranged on the side wall of the guide rod and the driving piece for driving the guide rod to move, the locking block is slidably arranged in the narrow-mouth groove, and the telescopic cylinder is adopted for action, so that the structure is complex, an air source is required to be installed on a vehicle, and the use cost is high.

Disclosure of Invention

The utility model aims to solve the problems in the prior art and provides a heavy-duty battery box bracket with low cost.

The aim of the utility model can be achieved by the following technical scheme:

the heavy-duty battery box bracket comprises a bracket body, a columnar lock body extending from the upper surface of the bracket body is in running fit with the bracket body, a lock tongue is arranged on the side face of the columnar lock body, a limit space is formed between the lock tongue and the upper surface of the bracket body, an operating rod extending from the side of the bracket body is in running fit with the bracket body, and a transmission structure capable of driving the columnar lock body to rotate around the central line of the bracket body when the operating rod rotates around the central line of the bracket body is arranged between the operating rod and the columnar lock body.

When the battery box is installed, the rotating operation rod drives the columnar lock body to rotate, so that the lock tongue rotates to an unlocking state, then the battery box is placed on the bracket body from top to bottom, the columnar lock body stretches into the installation hole of the battery box bottom plate, then the rotating operation rod drives the columnar lock body to rotate, the lock tongue rotates to a locking state, the battery box bottom plate is clamped between the lock tongue and the bracket body, and the purpose of fixing the battery box is achieved. In order to provide better locking effect, the extending direction of the lock tongue is parallel to the upper surface of the bracket body, and the distance from the lock tongue to the upper surface of the bracket body is slightly larger than the thickness of the bottom plate of the battery box.

In the heavy-duty battery box bracket, the bracket body is provided with the transmission part, the transmission part is internally provided with the mounting cavity, and the transmission structure is positioned in the mounting cavity. The bracket body is in a frame shape, a transmission part is required to be arranged to support the transmission structure, the transmission part is connected with the bracket body into a whole, and the volume of the installation cavity can accommodate the transmission structure.

In the heavy truck battery box bracket, the transmission structure comprises a worm section coaxially arranged on the operating rod and a worm wheel coaxially arranged on the columnar lock body, and the worm wheel is meshed with the worm section. When the worm section rotates around the self central line, the worm wheel is driven to rotate around the self central line, so that the columnar lock body is driven to rotate around the self central line. The extending direction of the operating rod is perpendicular to the extending direction of the columnar lock body.

In the heavy-duty battery box bracket, a limiting cavity is arranged below the mounting cavity of the transmission part, the lower end of the columnar lock body penetrates through the mounting cavity and stretches into the limiting cavity, and an annular convex ring axially limited in the limiting cavity is arranged at the lower end of the columnar lock body.

Due to the arrangement of the annular convex ring and the limiting cavity, the columnar lock body can be prevented from being separated from the transmission part, and the thickness of the annular convex ring is equal to or slightly smaller than the height of the limiting cavity.

In the heavy-duty battery box bracket, the columnar lock bodies are provided with two groups of columnar lock bodies which are oppositely arranged, each group of columnar lock bodies is driven by the same operating rod, the columnar lock bodies of different groups are driven by different operating rods, and the two operating rods are parallel and extend out from the same side of the bracket body.

In the heavy-duty battery box bracket, at least two columnar lock bodies are arranged in each group.

In the heavy-duty battery box bracket, a hand wheel is arranged at one end of the operating rod extending out of the bracket body. In order to conveniently identify that the lock tongue is in a locking state or an unlocking state, an indication mark (such as a pointer) is arranged on the hand wheel, a corresponding locking feedback mark and an unlocking feedback mark are arranged on the bracket body, the lock tongue is in the locking state when the indication mark faces the locking feedback mark, and the lock tongue is in the unlocking state when the indication mark faces the unlocking feedback mark.

Compared with the prior art, the heavy-duty battery box bracket has the following advantages: the columnar lock body is driven to rotate by the operating rod, so that an air source is not required to be arranged on a vehicle, and the use cost is reduced; structural design is reasonable, convenient operation, and is effectual to battery box's fixed after the locking.

Drawings

Fig. 1 is a schematic view of the structure of a battery case bottom plate and a bracket when the battery case bottom plate and the bracket are to be assembled.

Fig. 2 is a schematic view of the structure of the battery case bottom plate assembled to the bracket.

Fig. 3 is a cross-sectional view of the heavy-duty battery box bracket.

Fig. 4 is a cross-sectional view at the transmission.

In the figure, 1, a bracket body; 2. a columnar lock body; 3. a bolt; 4. an operation lever; 5. a transmission part; 6. a mounting cavity; 7. a worm section; 8. a worm wheel; 9. an annular convex ring; 10. a hand wheel; 11. a battery case bottom plate; 12. and (5) mounting holes.

Detailed Description

The following are specific embodiments of the present utility model and the technical solutions of the present utility model will be further described with reference to the accompanying drawings, but the present utility model is not limited to these embodiments.

The heavy truck battery box bracket as shown in fig. 1 comprises a bracket body 1 which is in a frame shape, columnar lock bodies 2 which extend out of the upper surface of the bracket body 1 are rotationally matched with the bracket body 1, in the embodiment, the number of the columnar lock bodies 2 is four, two columnar lock bodies are in a group, one group of columnar lock bodies 2 and the other group of columnar lock bodies 2 are oppositely arranged, a lock tongue 3 is arranged on the side face of each columnar lock body 2, a limit space is formed between the lock tongue 3 and the upper surface of the bracket body 1, and in order to provide a better locking effect, the extending direction of the lock tongue 3 is parallel to the upper surface of the bracket body 1, and the distance from the lock tongue 3 to the upper surface of the bracket body 1 is slightly larger than the thickness of a battery box bottom plate 11.

As shown in fig. 1, the battery box bottom plate 11 has a plate shape, and is provided with a mounting hole 12, the mounting hole 12 has a long strip shape, and the mounting hole 12 can be penetrated when the lock tongue 3 is in the unlocked state, and the mounting hole 12 cannot be penetrated when the lock tongue 3 is in the locked state.

As shown in fig. 1 and 2, the operation rods 4 extending from the sides of the bracket body 1 are rotatably matched with the bracket body 1, wherein the operation rods 4 are two and are arranged in parallel, the columnar lock bodies 2 in the same group are operated by the same operation rod 4, the columnar lock bodies 2 in different groups are operated by different operation rods 4, and a transmission structure capable of driving the columnar lock bodies 2 to rotate around the central line of the bracket body when the operation rods 4 rotate around the central line of the bracket body is arranged between the operation rods 4 and the corresponding columnar lock bodies 2.

When the battery box is installed, the rotary operating rod 4 drives the columnar lock body 2 to rotate, as shown in the figure, the lock tongue 3 rotates to an unlocking state, then the battery box is placed on the bracket body 1 from top to bottom, the columnar lock body 2 stretches into the installation hole 12 of the battery box bottom plate 11, then the rotary operating rod 4 drives the columnar lock body 2 to rotate, as shown in the figure 2, the lock tongue 3 rotates to a locking state, the battery box bottom plate 11 is clamped between the lock tongue 3 and the bracket body 1, and the purpose of fixing the battery box is achieved.

As shown in fig. 1 and 3, the bracket body 1 is provided with a transmission part 5, a mounting cavity 6 is arranged in the transmission part 5, and a transmission structure is positioned in the mounting cavity 6. The bracket body 1 is in a frame shape, a transmission part 5 is required to be arranged to support the transmission structure, the transmission part 5 is connected with the bracket body 1 into a whole, and the volume of the installation cavity 6 can accommodate the transmission structure.

As shown in fig. 3 and 4, the transmission structure includes a worm section 7 coaxially disposed on the operating lever 4, and a worm wheel 8 coaxially disposed on the cylinder lock body 2, the worm wheel 8 being disposed in engagement with the worm section 7. When the worm section 7 rotates around the self central line, the worm wheel 8 is driven to rotate around the self central line, so that the columnar lock body 2 is driven to rotate around the self central line. Wherein the extending direction of the operating lever 4 is perpendicular to the extending direction of the cylinder lock body 2.

As shown in fig. 4, a limiting cavity is arranged below the mounting cavity 6 of the transmission part 5, the lower end of the columnar lock body 2 penetrates through the mounting cavity 6 and stretches into the limiting cavity, and an annular convex ring 9 axially limited in the limiting cavity is arranged at the lower end of the columnar lock body 2. Due to the annular convex ring 9 and the limiting cavity, the columnar lock body 2 can be prevented from falling out of the transmission part 5, and the thickness of the annular convex ring 9 is equal to or slightly smaller than the height of the limiting cavity.

As shown in fig. 1, 2 and 3, a hand wheel 10 is provided at an end of the operating lever 4 extending out of the bracket body 1. In order to conveniently identify that the lock tongue 3 is in a locked state or an unlocked state, an indication mark (such as a pointer) is arranged on the hand wheel 10, a corresponding locking feedback mark and an unlocking feedback mark are arranged on the bracket body 1, the lock tongue 3 is indicated to be in the locked state when the indication mark faces the locking feedback mark, and the lock tongue 3 is indicated to be in the unlocked state when the indication mark faces the unlocking feedback mark.

The specific embodiments described herein are offered by way of example only to illustrate the spirit of the utility model. Those skilled in the art may make various modifications or additions to the described embodiments or substitutions thereof without departing from the spirit of the utility model or exceeding the scope of the utility model as defined in the accompanying claims.

Claims (7)

1. The utility model provides a heavy truck battery box bracket, its characterized in that, includes bracket body (1), bracket body (1) internal rotation cooperation has columnar lock body (2) by the upper surface of bracket body (1) stretch out, the side of columnar lock body (2) is equipped with spring bolt (3), be formed with spacing space between the upper surface of spring bolt (3) and bracket body (1), bracket body (1) internal rotation cooperation has action bars (4) by the side of bracket body (1) stretch out, be equipped with between action bars (4) and columnar lock body (2) and can drive columnar lock body (2) around self central line pivoted transmission structure when action bars (4) rotate around self central line.

2. The heavy-duty battery box bracket according to claim 1, wherein the bracket body (1) is provided with a transmission part (5), a mounting cavity (6) is arranged in the transmission part (5), and the transmission structure is positioned in the mounting cavity (6).

3. The heavy truck battery box bracket according to claim 2, wherein the transmission structure comprises a worm section (7) coaxially arranged on the operating rod (4) and a worm wheel (8) coaxially arranged on the columnar lock body (2), and the worm wheel (8) is meshed with the worm section (7).

4. A heavy truck battery box bracket according to claim 2 or 3, characterized in that the transmission part (5) is provided with a limiting cavity below the mounting cavity (6), the lower end of the columnar lock body (2) penetrates through the mounting cavity (6) and stretches into the limiting cavity, and the lower end of the columnar lock body (2) is provided with an annular convex ring (9) axially limited in the limiting cavity.

5. The heavy truck battery box bracket according to claim 1, characterized in that the columnar lock bodies (2) are provided with two groups which are arranged oppositely, each group of columnar lock bodies (2) is driven by the same operating rod (4), different groups of columnar lock bodies (2) are driven by different operating rods (4), and the two operating rods (4) are parallel and extend from the same side of the bracket body (1).

6. The heavy-duty battery box bracket of claim 5, wherein each group has at least two cylindrical lock bodies (2).

7. The heavy truck battery box bracket according to claim 1, characterized in that a hand wheel (10) is arranged at one end of the operating rod (4) extending out of the bracket body (1).