CN216715701U

CN216715701U - Height adjusting device

Info

Publication number: CN216715701U
Application number: CN202220239482.6U
Authority: CN
Inventors: 梁帆; 丁梦瑶; 赵玉祺; 唐梦玲; 刘世宇; 张斐
Original assignee: Wuxi University
Current assignee: Wuxi University
Priority date: 2022-01-28
Filing date: 2022-01-28
Publication date: 2022-06-10
Anticipated expiration: 2032-01-28

Abstract

The utility model discloses height adjusting equipment which comprises a base, a rear plate, a top plate, an adjusting box and a body, wherein the rear plate extends upwards from the base; the adjusting box is provided with a top wall, a bottom wall and two opposite side walls arranged between the top wall and the bottom wall; a fine adjustment component is arranged in the adjusting box; the fine adjustment assembly comprises a lifting plate, a driving unit and a limiting unit; the bottom of the lifting plate is provided with two inclined planes which are symmetrically arranged, a through hole which vertically penetrates through the lifting plate is arranged in the lifting plate, and the inner wall of the through hole is provided with a rack which longitudinally extends; the driving unit comprises a first lead screw arranged between the side walls, two thread blocks arranged on the first lead screw in a sliding manner, upright posts extending upwards from each thread block, and rollers arranged at the top ends of the upright posts; the rollers are correspondingly matched with the inclined planes one by one; the limiting unit comprises a mounting column and a gear, the mounting column is connected with the top wall and penetrates through the through hole, the gear rotates to be arranged on the side wall of the mounting column and transversely extends from the side wall of the mounting column, and the gear is meshed with the rack.

Description

Height adjusting device

Technical Field

The utility model relates to the technical field of car networking, in particular to a height adjusting device.

Background

The internet of vehicles (IOV) refers to connecting automobiles to form a network. The automobile and the automobile form an automobile network, the automobile network is connected with the Internet, and the three are based on a unified protocol, so that data intercommunication among people, the automobile, roads and clouds is realized, and functions of intelligent transportation, intelligent automobile, intelligent driving and the like are finally realized.

Although current car networking AR equipment can be to satisfying AR's demand, AR equipment's high fixed is difficult to satisfy different users 'high user demand, has reduced the practicality of device, and from top to bottom is visible, and current car networking AR equipment exists the shortcoming that is difficult to satisfy different users' high user demand, is difficult to obtain popularization and application.

For this reason, a new technical solution is needed to solve the above technical problems.

SUMMERY OF THE UTILITY MODEL

Utility model purpose: the utility model provides a altitude mixture control equipment for solve the problem that current car networking AR equipment height is difficult to adjust, the lift function of the car networking AR equipment of realization.

The technical scheme is as follows: the utility model provides height adjusting equipment which comprises a base, a rear plate, a top plate, an adjusting box and a body, wherein the rear plate extends upwards from the base; the adjusting box is provided with a top wall, a bottom wall and two opposite side walls arranged between the top wall and the bottom wall; a fine adjustment component is arranged in the adjusting box; the fine adjustment assembly comprises a lifting plate, a driving unit and a limiting unit; the bottom of the lifting plate is provided with two inclined planes which are symmetrically arranged, a through hole which vertically penetrates through the lifting plate is arranged in the lifting plate, and the inner wall of the through hole is provided with a rack which longitudinally extends; the driving unit comprises a first screw rod, two thread blocks arranged on the first screw rod in a sliding manner, a vertical rod extending upwards from each thread block, and a roller arranged at the top end of each vertical rod; each roller is in contact fit with an inclined plane; two ends of the first lead screw are respectively connected with two side walls of the adjusting box; the limiting unit is arranged between the lifting plate and the adjusting box and comprises a mounting column and a gear, the mounting column is connected with the top wall of the adjusting box and penetrates through the through hole, the gear rotates to be arranged on the side wall of the mounting column and transversely extends from the side wall of the mounting column, and the gear is meshed with the rack.

Furthermore, the limiting unit also comprises a telescopic rod, the telescopic rod is arranged on the mounting column, and the bottom end of the telescopic rod is provided with a clamping part; when the height of the lifting plate relative to the adjusting box is fixed, the clamping part is meshed with the gear; when the height of the lifting plate relative to the adjusting box changes, the clamping part is separated from the gear.

Furthermore, the top plate is connected with the rear plate through a lifting assembly, the lifting assembly comprises a second lead screw and a second motor, a threaded hole which penetrates through the top plate from top to bottom is formed in the top plate, one end of the second lead screw penetrates through the threaded hole and extends to be connected with the top end of the rear plate, and the other end of the second lead screw is connected with the second motor.

Furthermore, the driving unit further comprises a sliding groove, a guide rod and two sliding blocks, the sliding groove is arranged in the bottom wall of the adjusting box, the guide rod is arranged in the sliding groove, and the two sliding blocks are respectively slidably arranged on the guide rod and respectively connected with a thread block.

Furthermore, the driving unit further comprises a first motor, and the first motor is connected with one end part of the first lead screw and is arranged on one side wall of the adjusting box.

Furthermore, the first motor and the second motor are both bidirectional driving motors.

Furthermore, the upper surface of the base is also provided with a handrail, the handrail is provided with a controller, and the controller is respectively and electrically connected with the first motor, the second motor and the telescopic rod; the controller is used for controlling the starting, stopping, forward rotation and reverse rotation of the first motor, controlling the starting, stopping, forward rotation and reverse rotation of the second motor and controlling the telescopic motion of the telescopic rod.

Further, the body is connected with the lifting plate through a connecting rod, and two ends of the connecting rod are fixedly connected to the body and the lifting plate respectively.

Further, the upper end of the second screw rod is rotatably connected with the rear plate; the telescopic link and mounting panel fixed connection, block portion and telescopic link fixed connection.

Furthermore, the upright rod is fixedly connected with the thread block; the roller is movably connected with the upright rod through a pin shaft; the sliding blocks are fixedly connected with the corresponding thread blocks.

Has the advantages that: according to the height adjusting device, the height of the body can be adjusted through the lifting assembly, fine adjustment of the height of the body is achieved through the fine adjustment assembly, the use requirements of different users are met, and the height adjusting device has the effects of height adjustment, flexible fine adjustment, simplicity, convenience and practicability.

Drawings

FIG. 1 is a schematic view of the construction of the height adjusting apparatus of the present invention;

FIG. 2 is an enlarged schematic view of position A of FIG. 1;

fig. 3 is a schematic structural view of the lifting plate in fig. 1.

Detailed Description

The technical scheme provided by the utility model is explained in detail in the following with the accompanying drawings.

As shown in fig. 1 to 3, the height adjusting apparatus includes a base 2, a back plate 3, a top plate 4, an adjusting box 8, a fine adjustment assembly, and a lifting assembly. The automobile rear panel adjusting device comprises a base 2, a rear panel 3, a top panel 4, an adjusting box 8, a body 1 and a rear panel, wherein the base 2 extends transversely, the rear panel 3 extends upwards from the upper surface of the base 2, the top panel 4 extends transversely from the upper end of the rear panel 3, the top panel 4 is arranged in parallel with the base 2, the adjusting box 8 is arranged at the bottom of the tail end of the top panel 4, the body 1 is connected below the adjusting box 8, and the body 1 is an automobile networking AR device; the fine adjustment component is arranged in the adjusting box 8 and comprises a lifting plate 10, a driving unit and a limiting unit; the top plate 4 is movably connected with the back plate 3 through the lifting component.

As shown in fig. 1, the adjusting box 8 is fixed on the top plate 4, the adjusting box 8 has a top wall 81, a bottom wall 82, and two opposite side walls 83 disposed between the top wall 81 and the bottom wall 82, and the top wall 81, one side wall 83, the bottom wall 82, and the other side wall 83 are connected in sequence and integrally formed. Wherein, the outer surface of the top wall 81 of the adjusting box 8 is fixedly arranged at the bottom of the top plate 4, and in other embodiments, the outer surface of the side wall 83 of the adjusting box 8 is also selectively fixedly arranged at the end part of the top plate 4.

As shown in fig. 1, the lifting assembly includes a second screw 6 and a second motor 5, a threaded hole 7 penetrating vertically is formed in the top plate 4, one end of the second screw 6 penetrates through the threaded hole 7 and extends to be connected with the upper end of the rear plate 3, the second screw 6 is connected with the threaded hole 7 in a rotating manner, the outer peripheral surface of the second screw 6 is in threaded fit with the inner peripheral surface of the threaded hole 7, and the other end of the second screw 6 is connected with the output end of the second motor 5. In addition, a guide groove 41 which penetrates through the top plate 4 up and down is also arranged on the top plate 4, and the guide groove 41 is arranged in parallel with the threaded hole 7; the upper part of the back plate 3 is provided with a guide part 31, the guide part 31 of the back plate 3 is in sliding fit in the guide groove 41 of the top plate 4, and the guide part 31 is in clearance fit with the guide groove 41. And the extending direction of the second lead screw 6 is the same as the extending direction of the guide portion 31. The second motor 5 is a bidirectional driving motor and is used for driving the second lead screw 6 to start, stop, rotate forwards or rotate backwards, so that the height of the top plate 4 relative to the base 2 is driven to be adjusted.

In this embodiment, when second motor 5 drive second lead screw 6 clockwise rotation, second lead screw 6 drives roof 4 through screw hole 7 and shifts up to realize that body 1's long distance shifts up, when second motor 5 drive second lead screw 6 counter-clockwise rotation, second lead screw 6 drives roof 4 through screw hole 7 and moves down, thereby realizes that body 1's long distance moves down, is convenient for fold this height adjusting equipment, reduces the occupation space of device.

As shown in fig. 2, a driving unit of a lifting plate 10 of the fine adjustment assembly is movably arranged in the adjusting box 8, and the lifting plate 10 is connected with the body 1 through a connecting rod 9; the bottom of the lifting plate 10 is provided with two symmetrically arranged inclined planes 11 and a bottom surface 110, and the two inclined planes 11 are symmetrically distributed on two sides of the bottom surface 110; and the two inclined surfaces are inclined in such a manner that one end connected to the bottom surface 110 is lower than the other end. A first through hole 17 penetrating the lifting plate 10 up and down is formed in the lifting plate 10, as shown in fig. 3, the first through hole 17 penetrates the bottom surface 110, and a rack 19 extending longitudinally is formed on the inner wall of the first through hole 17; in this embodiment, the two inclined planes 11 are respectively distributed on two sides of the first through hole 17; the number of the connecting rods 9 is two, and two ends of each connecting rod 9 are respectively fixedly connected with an inclined plane 11 and the body 1.

As shown in fig. 2, the driving unit is provided between the lower side of the inclined surface 11 of the lifting plate 10 and the adjusting box 8, for driving the height of the lifting plate 10 in the adjusting box 8. The driving unit comprises a first lead screw 13, two thread blocks 14 slidably arranged on the first lead screw 13, an upright rod 15 extending upwards from each thread block 14, a roller 16 arranged at the top end of each upright rod 15, and a first motor 12 connected to any end of the first lead screw 13; the first lead screw 13 transversely extends between two side walls 83 of the adjusting box 8, the first motor 12 is fixedly arranged on one side wall 83 and connected with the first lead screw 13, each thread block 14 is provided with a threaded hole, each thread block 14 is in threaded connection with the peripheral surface of the first lead screw 13, the lower end of the upright rod 15 is fixedly connected with the thread block 14, and the upper end of the upright rod 15 is movably connected with the roller 16 through a pin shaft, namely the roller 16 rotates around the top end of the upright rod 15; each roller 16 is in contact engagement with a ramp 11. In addition, the first motor 12 is a bidirectional driving motor, and is used for driving the first lead screw 13 to start, stop, rotate forward or rotate reversely, that is, the first lead screw 13 is rotatably disposed in the adjusting box 8.

In this embodiment, when the first motor 12 drives the first lead screw 13 to rotate clockwise, the first lead screw 13 drives the two thread blocks 14 to approach each other, the two thread blocks 14 drive the roller 16 to approach each other through the upright rod 15, and the roller 16 moves down relatively along the inclined plane 11 due to the fixed height of the roller 16, so as to move up the lifting plate 10; when the first motor 12 drives the first lead screw 13 to rotate anticlockwise, the first lead screw 13 drives the two thread blocks 14 to be away from each other, the two thread blocks 14 drive the roller 16 to be away from each other through the upright rod 15, the roller 16 relatively moves upwards along the inclined plane 11 due to the fixed height of the roller 6, and the lifting plate 10 moves downwards due to the action of gravity; therefore, the height of the body 1 can be finely adjusted by adjusting the height of the lifting plate 10, and the practicability of the height adjusting equipment is improved.

When the driving unit drives the roller 16 to move along the inclined plane 11 towards the edge of the lifting plate 10, the lifting plate 10 moves downwards due to the action of gravity, and the lifting plate 10 drives the body 1 to move downwards synchronously through the connecting rod 9; when the driving unit drives the roller 16 to move towards the middle of the lifting plate 10 along the inclined plane 11, the roller 16 pushes the lifting plate 10 to move upwards, and the lifting plate 10 drives the body 1 to move upwards synchronously through the connecting rod 9; therefore, the height of the lifting plate 10 can be adjusted by adjusting the position of the roller 16, so that the height of the body 1 can be finely adjusted, and the practical requirements of different users can be met.

The driving unit further comprises a guide rod 24 and a sliding block 25, wherein the bottom of the adjusting box 8 is provided with a groove 23 extending transversely, the guide rod 24 is transversely arranged in the groove 23, the sliding block 25 is slidably sleeved on the outer peripheral surface of the guide rod 24, and the top of the sliding block 25 is fixedly connected with the thread block 24. In this embodiment, the number of the grooves 23 is two, the two grooves 23 are distributed and arranged in the transverse direction, the number of the guide rods 24 is two, each guide rod 24 extends in the transverse direction in the groove 23, and two ends of each guide rod 24 are respectively connected to two opposite side walls of the groove 23, that is, the guide rods 24 are fixed relative to the grooves 23. Through the sliding connection between the sliding block 25 and the guide rod 24, the movement of the thread block 14 can be stably supported, and meanwhile, the thread block 14 can be prevented from shifting in the moving process to influence the stability of the up-and-down movement of the lifting plate 10.

As shown in fig. 2, the limiting unit is disposed between the lifting plate 10 and the adjusting box 8, and is used for limiting or fixing the height of the lifting plate 10; the limiting unit comprises a mounting column 18, a gear 20 and an expansion link 21, wherein the mounting column 18 is connected with the top wall 81 of the adjusting box 8 and penetrates through the first through hole 17, the gear 20 is rotatably arranged on the side wall of the mounting column 18 and transversely extends from the side wall of the mounting column 18, and the gear 20 is meshed with the rack 19.

When the height of the lifting plate 10 needs to be adjusted, the telescopic rod 22 contracts and drives the clamping portion 21 to move in the direction away from the gear 20, the clamping connection between the clamping portion 21 and the gear 20 is disconnected, the gear 20 is in a movable state, the rack 19 on the lifting plate 10 is movably meshed with the gear 20, the height of the lifting plate 10 can be adjusted up and down conveniently, when the height of the lifting plate 10 needs to be fixed, the telescopic rod 22 pushes the clamping portion 21 to be close to the gear 20, the clamping portion 21 is matched with the gear 20 to fix the gear 20, the gear 20 is prevented from continuing to rotate, and the height of the lifting plate 10 is fixed in a mode that the gear 20 is meshed with the rack 19, so that the height of the body 1 is fixed.

As shown in fig. 1, an armrest 26 is further disposed on the upper surface of the base 2, a controller 27 is disposed on the armrest 26, the controller 27 is electrically connected to the first motor 12, the second motor 5 and the telescopic rod 22, respectively, and the controller 27 is configured to control start and stop, forward and reverse rotation of the first motor 12 and the second motor 5 and extension and retraction of the telescopic rod 22.

According to the height adjusting device, the height of the body 1 can be adjusted through the lifting assembly, the height of the body 1 is finely adjusted through the fine adjustment assembly, the use requirements of different users are met, the lifting plate 10 is fixed through the limiting unit to stably fix the height of the body 1, and the limiting and fixing effects are achieved. The height adjusting device has the effects of height lifting adjustment, flexible fine adjustment, limiting fixation, simplicity and practicality.

Claims

1. A height adjusting device is characterized by comprising a base (2), a rear plate (3) extending upwards from the base, a top plate (4) extending transversely from the rear plate, an adjusting box (8) arranged at the tail end of the top plate, and a body (1) arranged below the adjusting box; the adjusting box is provided with a top wall (81), a bottom wall (82) and two opposite side walls (83) arranged between the top wall and the bottom wall; a fine adjustment component is arranged in the adjusting box; the fine adjustment assembly comprises a lifting plate (10), a driving unit and a limiting unit;

the bottom of the lifting plate is provided with two inclined planes (11) which are symmetrically arranged, a through hole (17) which vertically penetrates through the lifting plate is arranged in the lifting plate, and the inner wall of the through hole is provided with a rack (19) which longitudinally extends;

the driving unit comprises a first lead screw (13), two thread blocks (14) arranged on the first lead screw in a sliding way, a vertical rod (15) extending upwards from each thread block, and a roller (16) arranged at the top end of each vertical rod; each roller is in contact fit with an inclined plane; two ends of the first lead screw are respectively connected with two side walls of the adjusting box;

the limiting unit is arranged between the lifting plate and the adjusting box and comprises a mounting column (18) and a gear (20), the mounting column is connected with the top wall of the adjusting box and penetrates through the through hole, the gear rotates to be arranged on the side wall of the mounting column and transversely extends from the side wall of the mounting column, and the gear is meshed with the rack.

2. The height adjusting apparatus according to claim 1, wherein the limiting unit further comprises a telescopic rod (22), the telescopic rod is disposed on the mounting post, and a clamping portion (21) is disposed at a bottom end of the telescopic rod; when the height of the lifting plate relative to the adjusting box is fixed, the clamping part is meshed with the gear; when the height of the lifting plate relative to the adjusting box changes, the clamping part is separated from the gear.

3. The height adjusting device as claimed in claim 2, wherein the top plate is connected with the back plate through a lifting assembly, the lifting assembly comprises a second lead screw (6) and a second motor (5), the top plate is provided with a threaded hole (7) which penetrates up and down, one end of the second lead screw penetrates through the threaded hole and extends to be connected with the top end of the back plate, and the other end of the second lead screw is connected with the second motor.

4. The height adjusting apparatus according to claim 3, wherein the driving unit further comprises a sliding groove (23) disposed in the bottom wall of the adjusting box, a guide rod (24) disposed in the sliding groove, and two sliding blocks (25) slidably disposed on the guide rod and respectively connected to a threaded block.

5. A height adjustment device according to claim 4, wherein the drive unit further comprises a first motor (12) connected to an end of the first lead screw and mounted on a side wall of the adjustment housing.

6. The height adjustment device of claim 5, wherein the first motor and the second motor are both bi-directional drive motors.

7. The height adjusting device according to claim 6, wherein the upper surface of the base is further provided with a handrail (26), the handrail is provided with a controller (27), and the controller is electrically connected with the first motor, the second motor and the telescopic rod respectively.

8. The height adjusting apparatus according to claim 1, wherein the body is connected to the lifting plate by a connecting rod (9), the connecting rod penetrates through a bottom wall of the adjusting box, two ends of the connecting rod are respectively fixedly connected to the body and the lifting plate, and the adjusting box is fixedly connected to the top plate.

9. The height adjusting apparatus according to claim 3, wherein an upper end of the second lead screw is rotatably connected to the rear plate; the telescopic rod is fixedly connected with the mounting plate, and the clamping part is fixedly connected with the telescopic rod.

10. The height adjustment device of claim 4, wherein the upright is fixedly connected to the threaded block; the roller is movably connected with the upright stanchion through a pin shaft; the sliding blocks are fixedly connected with the corresponding thread blocks.