CN220349432U - Vehicle body height adjusting device with shock absorption function - Google Patents

Abstract

The utility model discloses a vehicle body height adjusting device with shock absorption, which comprises a shock absorption connecting plate hinged on a connecting plate arranged on a rear wheel assembly, wherein one end, close to a groove, of the shock absorption connecting plate is provided with symmetrical spring pressing plates in a penetrating manner, spring inserting plates are arranged in the shock absorption connecting plate in a penetrating manner, positioned between two groups of spring pressing plates and close to the outer sides, two groups of spring pressing plates are provided with shock absorption springs in a penetrating manner, and a connecting plate baffle plate is movably clamped in the groove in the shock absorption connecting plate. According to the utility model, the damping connecting plate, the spring pressing plate, the spring inserting plate, the damping spring, the pull rod, the hinge plate and the hydraulic oil cylinder are arranged, the pull rod drives the connecting plate on the rear wheel assembly to move through the damping connecting plate, the moving connecting plate drives the whole rear wheel assembly to rotate around the rear axle and lifts or lowers the whole machine body, and the damping spring on the damping connecting plate can absorb part of kinetic energy when the machine body generates impact, so that the effect of stabilizing the machine body is achieved.

Description

Vehicle body height adjusting device with shock absorption function

Technical Field

The utility model relates to the technical field of vegetable transplanting machines, in particular to a vehicle body height adjusting device with a shock absorber.

Background

The vegetable transplanting machine is mechanical transplanting equipment for transplanting vegetable seedlings into fields, can automatically complete transplanting work of the vegetable seedlings, improves working efficiency and reduces labor cost.

In the working process of the vegetable transplanting machine in the prior art, as the vegetable transplanting machine is required to be overturned over higher ridges due to different working environments of the vegetable transplanting machine, when the vegetable transplanting machine is overturned over higher ridges, the screw rod adjusting mechanism arranged on the machine body is required to be twisted to manually adjust the height of the machine body of the vegetable transplanting machine, so that the distance between the machine body and the rear wheel assembly is increased, and the adjusting mode is relatively time-consuming and labor-consuming, so that the vehicle body height adjusting device with the shock absorption function is provided.

Disclosure of Invention

Aiming at the defects in the prior art, the utility model provides a vehicle body height adjusting device with a shock absorber, which is used for solving the problem that the manual adjustment of the height of a body of a vegetable transplanting machine in the prior art is time-consuming and labor-consuming when the vegetable transplanting machine climbs over a higher ridge.

In order to solve the technical problems, the utility model provides the following technical scheme:

the utility model provides a take damped automobile body height adjustment device, includes the articulated shock attenuation fishplate bar on the connecting plate of setting on the rear wheel subassembly, the one end that shock attenuation fishplate bar is close to the recess runs through and is provided with symmetrical spring clamp plate, the inside of shock attenuation fishplate bar just is located between two sets of spring clamp plates and runs through near outside both sides and be provided with the spring picture peg, two sets of just be located the surface of shock attenuation fishplate bar between the spring clamp plate bar is provided with damping spring, the recess internal activity joint on the shock attenuation fishplate bar has the fishplate bar separation blade, the one end that the connecting plate bar was kept away from to the spring picture peg and the one end threaded connection of pull rod, the one end activity hinge joint that the connecting plate separation blade was kept away from to the pull rod has the articulated slab, activity hinge has hydraulic cylinder between the hinge groove on one side that the external screw joint bearing was kept away from to the articulated slab, hydraulic cylinder's surface connection has hydraulic oil pipe, rotate between the link that pull rod and hydraulic cylinder correspond and fix axle, fix axle and automobile body through screw thread fastening connection.

Preferably, the spring plugboard is in threaded connection with the pull rod through a screw rod arranged in a mounting groove on the spring plugboard.

Preferably, the connecting ends of the pull rod, the hydraulic oil cylinder and the hinged plate and the hinge grooves are respectively provided with an external thread joint bearing.

Preferably, the hinge plate is rotatably connected with the fixed shaft through a self-lubricating bushing arranged in a mounting hole on the hinge plate.

Preferably, the front surface of the self-lubricating bushing is fixedly connected with an elastic retainer ring for the shaft, which is positioned on the surface of the fixed shaft.

Compared with the prior art, the utility model has the following beneficial effects:

according to the utility model, the damping structure is formed by the spring pressing plate, the spring inserting plate, the damping springs, the pull rod, the hinge plate and the hydraulic oil cylinder, one end of the spring inserting plate, which is far away from the connecting plate, is connected with the pull rod to form a pull rod assembly by the damping structure, the hydraulic oil cylinder stretches to drive the pull rod on the hinge plate, the pull rod drives the connecting plate on the rear wheel assembly to move through the damping connecting plate, the moving connecting plate drives the whole rear wheel assembly to rotate around the rear axle and lifts or lowers the whole machine body, the damping springs on the damping connecting plate can absorb part of kinetic energy when the machine body generates impact, the effect of stabilizing the machine body is achieved, and the problem that the manual adjustment of the height of the machine body is time-consuming and labor-consuming when the vegetable transplanting machine in the prior art is used for crossing higher ridges is solved.

Drawings

FIG. 1 is a front view of the present utility model;

FIG. 2 is a top view of the present utility model;

FIG. 3 is a schematic view of the structure of the damping spring of the present utility model at the corresponding position;

FIG. 4 is a schematic view of the structure of the spring insert plate of the present utility model at a corresponding location;

FIG. 5 is a schematic view of the structure of the shock absorbing plate of the present utility model at the corresponding position;

FIG. 6 is a schematic view of the hinge plate of the present utility model in a corresponding position.

In the figure: 1. a rear wheel assembly; 101. a connecting plate; 2. a damping connecting plate; 201. a groove; 3. a spring pressing plate; 4. a spring plugboard; 401. a mounting groove; 402. a screw; 5. a damping spring; 6. a receiving plate baffle plate; 7. a pull rod; 701. a hinge groove; 8. an external thread knuckle bearing; 9. a hinged plate; 901. a mounting hole; 10. a hydraulic cylinder; 1001. a hydraulic oil pipe; 11. fixing the shaft; 12. circlips for shafts; 13. self-lubricating bushings.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

As shown in fig. 1-6, the present utility model provides a technical solution: the utility model provides a take shock attenuation's automobile body height adjustment device, including setting up the articulated shock attenuation fishplate bar 2 on the connecting plate 101 on rear wheel subassembly 1, the one end that shock attenuation fishplate bar 2 is close to recess 201 runs through and is provided with symmetrical spring clamp plate 3, the inside of shock attenuation fishplate bar 2 just is located between two sets of spring clamp plates 3 and is close to outside both sides and runs through and be provided with spring picture peg 4, be provided with damping spring 5 between two sets of spring clamp plates 3 and be located the surface of shock attenuation fishplate bar 2, can absorb partial kinetic energy when the fuselage produces the impact, reach the effect of stable fuselage;

the groove 201 on the shock absorption connecting plate 2 is movably clamped with the connecting plate baffle 6, one end of the spring inserting plate 4, which is far away from the connecting plate 101, is in threaded connection with one end of the pull rod 7, the spring inserting plate 4 is in threaded connection with the pull rod 7 through a screw rod 402 arranged in a mounting groove 401 on the spring inserting plate 4, the dismounting and the mounting are convenient, one end of the pull rod 7, which is far away from the connecting plate baffle 6, is movably hinged with the hinge plate 9, and a hydraulic cylinder 10 is movably hinged between one side of the hinge plate 9, which is far away from the external thread joint bearing 8, and a hinge groove 701 on the pull rod 7;

the hinge plate 9 is rotationally connected with the fixed shaft 11 through the self-lubricating bushing 13 arranged in the mounting hole 901 on the hinge plate 9, friction and abrasion are reduced, meanwhile, the self-lubricating bushing 13 has certain impact resistance, and the connecting ends of the pull rod 7, the hydraulic cylinder 10 and the hinge plate 9 and the hinge groove 701 are respectively provided with an external thread knuckle bearing 8, so that the adjustment and the disassembly are convenient, and meanwhile, the bearing capacity is strong;

the surface of the hydraulic cylinder 10 is connected with a hydraulic oil pipe 1001, a fixed shaft 11 is rotationally connected between the connecting ends of the pull rod 7 and the corresponding hinged plate 9 of the hydraulic cylinder 10, the fixed shaft 11 is fixedly connected with a vehicle body through threads, the front surface of the self-lubricating bushing 13 is fixedly connected with a circlip 12 for the shaft, the section of the circlip is equal, the stress is uniform, the stress concentration effect is reduced, and meanwhile, the self-lubricating bushing is convenient to assemble and disassemble.

Working principle: when the vegetable transplanting machine is overturned over a higher ridge, as the damping structure is formed by the damping connecting plate 2, the spring pressing plate 3, the spring inserting plate 4, the damping spring 5 and the connecting plate baffle 6, meanwhile, the spring inserting plate 4 is connected with the pull rod 7 to form a connecting rod, the hydraulic cylinder 10 pushes the hinged plate 9 to drive the connecting rod, the connecting rod drives the connecting plate 101 to move and adjust, the moving connecting plate 101 drives the whole rear wheel assembly 1 to rotate around the rear axle and lifts or lowers the whole machine body, thereby completing the adjustment of the height of the machine body, avoiding manual adjustment, improving the labor efficiency, saving time and labor, simultaneously, the machine body can generate certain jolt when overturned over the ridge, and the damping spring 5 on the spring inserting plate 4 can reduce the shock of the machine body to shake, thereby playing the role of damping and stabilizing the machine body.

It should be noted that in this document, terms such as "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (5)

1. The utility model provides a take damped automobile body height adjustment device, includes articulated shock attenuation fishplate bar (2) on connecting plate (101) of setting on rear wheel subassembly (1), its characterized in that: the utility model discloses a damping connection board, including connecting plate (101), connecting plate (7), hinge plate (9) are kept away from one side of external screw joint bearing (8) and hinge groove (701) on pull rod (7) are gone up to the inside that damping connection board (2) is close to recess (201) runs through and is provided with symmetrical spring clamp plate (3), and be located between two sets of spring clamp plates (3) and be close to outside both sides run through and be provided with spring picture peg (4), two sets of between spring clamp plates (3) and be located damping connection board (2) the surface is provided with damping spring (5), recess (201) internal movement joint on damping connection board (2) has connecting plate separation blade (6), one end that connecting plate (101) was kept away from to spring picture peg (4) and one end threaded connection of pull rod (7), hinge plate (9) are kept away from one side of external screw joint bearing (8) and hinge groove (701) on pull rod (7) are gone up the movable hinge has hydraulic cylinder (10), the surface connection of hydraulic cylinder (10) has hydraulic cylinder (1001), rotate between the link (11) corresponding to hinge plate (9), fixed axle (11) are connected through the screw thread with the fixed axle.

2. The damped vehicle body height adjustment device according to claim 1, wherein: the spring inserting plate (4) is in threaded connection with the pull rod (7) through a screw rod (402) arranged in an installation groove (401) on the spring inserting plate (4).

3. The damped vehicle body height adjustment device according to claim 1, wherein: the connecting ends of the pull rod (7) and the hydraulic oil cylinder (10) and the hinged plate (9) and the hinge groove (701) are respectively provided with an external thread joint bearing (8).

4. The damped vehicle body height adjustment device according to claim 1, wherein: the hinge plates (9) are rotatably connected with the fixed shafts (11) through self-lubricating bushings (13) arranged in mounting holes (901) on the hinge plates (9).

5. The damped vehicle body height adjustment device according to claim 4, wherein: and the front surface of the self-lubricating bushing (13) is fixedly connected with an elastic retainer ring (12) for the shaft, which is positioned on the surface of the fixed shaft (11).