CN219989203U

CN219989203U - Walking support leg of greening comprehensive maintenance vehicle

Info

Publication number: CN219989203U
Application number: CN202320818325.5U
Authority: CN
Inventors: 张明元; 程阿罗; 程力威
Original assignee: Cheng Li Special Purpose Vehicle Co ltd
Current assignee: Cheng Li Special Purpose Vehicle Co ltd
Priority date: 2023-04-13
Filing date: 2023-04-13
Publication date: 2023-11-10
Anticipated expiration: 2033-04-13

Abstract

The utility model discloses a walking support leg of a greening comprehensive maintenance vehicle, which comprises a vehicle body, wherein a support beam is connected to the side part of a vehicle frame of the vehicle body, a fixed support plate is arranged at the end part of the support beam, which is far away from the vehicle frame, the bottom of the fixed support plate axially rotates, the front end of the support leg is fixedly connected with a wheel frame, the other end of the wheel frame, which is far away from the support leg, is provided with a walking wheel, and the end part of the wheel frame is connected with the fixed support plate through a lifting oil cylinder. The beneficial effects are that: the core component of the walking support leg consists of a hydraulic oil cylinder and a support leg with steel solid walking wheels, the hydraulic system drives the hydraulic oil cylinder to enable the walking wheels of the walking support leg to completely contact the ground, and as the vehicle is in rigid contact with the ground, the problem of difficult vehicle inclination and walking is well solved by matching with the steel walking wheels, the walking support leg can be widely applied to greening comprehensive maintenance vehicles used for landscaping, high-speed and national roads and the like, and the problems of slow walking and low safety coefficient can be well solved.

Description

Walking support leg of greening comprehensive maintenance vehicle

Technical Field

The utility model relates to the technical field of landscaping maintenance vehicles, in particular to a walking support leg of a greening comprehensive maintenance vehicle.

Background

With the development of economic construction in China, urban and rural road construction and expressway construction are increasing year by year. At present, most of domestic branch pruning and green pruning adopt a small truck to match a pruning machine or a common pruning vehicle, when landscaping branches, high-speed and national road green pruning and side slope grass pruning are carried out, the small truck is generally adopted to match the pruning machine for operation, if the pruning arm stretches out partially or completely when the branches and the side slope are pruned to cut grass, the vehicle can incline due to the dead weight of the arm and the pruning equipment, the elasticity of the elastic components and the steel plate in the tire and the vehicle can be increased when the road is uneven, the shaking is increased, the traditional supporting leg adopts a fixed mode, the vehicle cannot directly walk after the supporting leg stretches out to contact with the ground, the vehicle needs to be adjusted continuously, and the vehicle can only walk slowly, otherwise, the risk of turning over is caused, the position of the pruning arm and the equipment is adjusted continuously, and the working efficiency is reduced.

Disclosure of Invention

Aiming at the problems in the related art, the utility model provides a walking support leg of a greening comprehensive maintenance vehicle, which aims to overcome the technical problems in the prior art.

For this purpose, the utility model adopts the following specific technical scheme:

the utility model provides a walking landing leg of comprehensive maintenance car of afforestation, includes the automobile body, the frame lateral part of automobile body is connected with a supporting beam, the tip that a supporting beam kept away from the frame is provided with fixed extension board, the bottom axial pivoted landing leg of fixed extension board, the front end fixedly connected with wheel carrier of landing leg, the wheel carrier is kept away from the other end of landing leg is provided with the walking wheel, the tip of wheel carrier with be connected through lift cylinder between the fixed extension board.

Further, the lifting oil cylinder is connected to the fixed support plate through a first shaft pin, a bidirectional hydraulic lock is arranged on the lifting oil cylinder, and the supporting leg is connected to the bottom of the fixed support plate through a second shaft pin.

Furthermore, the wheel frame is of an L-shaped structure, the supporting legs are inserted into grooves of the wheel frame to be sleeved and welded, and the wheel frame is connected with the lifting oil cylinder through a shaft pin III.

Further, the travelling wheels are made of metal.

Further, the frame upper end of automobile body is provided with the revolving stage, the top of revolving stage is provided with flexible arm, the front end of flexible arm is provided with the swing arm, the front end of flexible arm is provided with the linking arm, the other end of linking arm is provided with trimming means.

Further, the bottom of the rear end of the telescopic arm is connected with the side part of the rotary table through a lifting oil cylinder, the swing arm is connected with the bottom of the front end of the telescopic arm through a swing oil cylinder, and the connecting arm is connected with the telescopic arm through a connecting oil cylinder.

Further, the telescopic arm is a multi-section telescopic arm.

The utility model provides a walking support leg of a greening comprehensive maintenance vehicle, which has the following beneficial effects: the hydraulic system drives the hydraulic cylinder to enable the walking wheels of the walking leg to completely contact the ground, the height of the vehicle operation side is higher than that of the other side, and the problems of difficult vehicle inclination and walking are well solved by matching with the steel walking wheels due to the rigid contact between the vehicle and the ground.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic view of a walking leg structure of a greening integrated maintenance vehicle according to an embodiment of the present utility model;

FIG. 2 is a schematic view of a stowed state of a walking leg of a greening integrated maintenance vehicle according to an embodiment of the present utility model;

FIG. 3 is a schematic view showing a lowered state of a walking leg of the greening comprehensive maintenance vehicle according to the embodiment of the present utility model;

fig. 4 is a schematic view of a wheel frame of a walking leg of a greening integrated maintenance vehicle according to an embodiment of the present utility model.

In the figure:

1. a vehicle body; 2. a support beam; 3. fixing the support plate; 4. a support leg; 5. a wheel carrier; 6. a walking wheel; 7. a lifting oil cylinder; 8. a rotary table; 9. a telescoping arm; 10. a swing arm; 11. a connecting arm; 12. a trimming device.

Detailed Description

For the purpose of further illustrating the various embodiments, the present utility model provides the accompanying drawings, which are a part of the disclosure of the present utility model, and which are mainly used to illustrate the embodiments and, together with the description, serve to explain the principles of the embodiments, and with reference to these descriptions, one skilled in the art will recognize other possible implementations and advantages of the present utility model, wherein elements are not drawn to scale, and like reference numerals are generally used to designate like elements.

According to the embodiment of the utility model, a walking support leg of a greening comprehensive maintenance vehicle is provided.

Embodiment one:

as shown in fig. 1-4, the walking support leg of the greening comprehensive maintenance vehicle according to the embodiment of the utility model comprises a vehicle body 1, wherein the side part of a vehicle frame of the vehicle body 1 is connected with a support beam 2, the end part of the support beam 2 far away from the vehicle frame is provided with a fixed support plate 3, the fixed support plate 3 is symmetrically arranged, the bottom of the fixed support plate 3 axially rotates support legs 4, the front end of the support legs 4 is fixedly connected with a wheel frame 5, the other end of the wheel frame 5 far away from the support legs 4 is provided with walking wheels 6, the walking wheels 6 are correspondingly fixed support plates 3 and are symmetrically arranged on two sides of the vehicle body 1, the end part of the wheel frame 5 is connected with the fixed support plate 3 through lifting cylinders 7, the walking wheels 6 are preferably arranged on two sides of the middle part of the vehicle frame, and can be arranged at the front and rear positions of the vehicle frame according to requirements.

Embodiment two:

as shown in fig. 1-4, the lifting cylinder 7 is connected to the fixed support plate 3 through a first shaft pin, a bidirectional hydraulic lock is arranged on the lifting cylinder 7, and the supporting leg 4 is connected to the bottom of the fixed support plate 3 through a second shaft pin. The wheel frame 5 is of an L-shaped structure, the supporting legs 4 are inserted into grooves of the wheel frame 5 to be sleeved and welded, and the wheel frame 5 is connected with the lifting oil cylinder 7 through a shaft pin III. The travelling wheels 6 are metal travelling wheels 6, and the travelling wheels 6 made of steel materials are preferentially selected.

As shown in fig. 1-4, a rotary table 8 is arranged at the upper end of the frame of the vehicle body 1, a telescopic arm 9 is arranged at the top end of the rotary table 8, a swinging arm 10 is arranged at the front end of the telescopic arm 9, a connecting arm 11 is arranged at the front end of the swinging arm 10, and a trimming device 12 is arranged at the other end of the connecting arm 11. The trimming device 12 may be a trimming device which is visible in the market in the prior art, the bottom of the rear end of the telescopic arm 9 is connected with the side part of the rotary table 8 through a lifting oil cylinder, the swing arm 10 is connected with the bottom of the front end of the telescopic arm 9 through a swing oil cylinder, and the connecting arm 11 is connected with the swing arm 10 through a connecting oil cylinder. The telescopic arm 9 is a multi-section telescopic arm 9, and the multi-section telescopic arm 9 can be two sections, three sections or four sections, preferably three sections.

In practical application, the walking support leg consists of a support beam 2, a fixed support plate 3, a support leg 4, a walking wheel 6, a wheel frame 5 and a lifting oil cylinder 7, wherein the support beam 2 and the fixed support plate 3 are all made of high-strength steel plates, so that sufficient rigidity is ensured, the support leg 4 is also made of national standard high-strength rectangular pipes, the walking wheel 6 is formed by cutting, welding and reprocessing the high-strength steel plates, and the lifting oil cylinder 7 is provided with a bidirectional hydraulic lock, so that the phenomenon of soft legs caused by pressure relief of the oil cylinder is avoided;

before trimming operation, a hydraulic system is used for driving a lifting cylinder 7, so that the travelling wheels 6 of the supporting legs 4 are in full contact with the ground, as shown in fig. 3, the travelling wheels 6 are in a downward state, because the travelling wheels 6 are in rigid contact with the ground, the problem that a vehicle body is inclined due to elasticity of tires and spring steel plates is avoided, when the side parts of a trimming arm are fully extended, the travelling wheels 6 are always in a surface contact state with the ground, and when a vehicle moves, the travelling wheels 6 follow and rotate, so that the travelling wheels 6 can automatically walk forwards and backwards, the vehicle can normally walk, and the problems of large shaking of the trimming arm and low safety coefficient when a common trimming vehicle walks are effectively solved;

after trimming operation, each operating arm on the vehicle body 1 is retracted, the hydraulic system drives the lifting oil cylinder 7, so that the travelling wheels 6 of the supporting legs 4 are retracted to the side of the vehicle frame, and after the travelling wheels 6 are retracted in place, as shown in fig. 2, a certain distance is kept between the travelling wheels 6 and the ground.

In summary, by means of the technical scheme, the core component of the walking support leg is composed of the hydraulic oil cylinder and the support leg 4 with the steel solid walking wheel 6, the hydraulic system drives the hydraulic oil cylinder to enable the walking wheel 6 of the walking support leg 4 to completely contact the ground, the height of the vehicle operation side is higher than that of the other side, and the problems of vehicle inclination and difficult walking are well solved by matching with the use of the steel walking wheel 6 because the vehicle is in rigid contact with the ground.

The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the utility model.

Claims

1. The utility model provides a walking landing leg of maintenance car is synthesized in afforestation, includes automobile body (1), its characterized in that, the frame lateral part of automobile body (1) is connected with a supporting beam (2), the tip that frame was kept away from to supporting beam (2) is provided with fixed extension board (3), the bottom axial pivoted landing leg (4) of fixed extension board (3), the front end fixedly connected with wheel carrier (5) of landing leg (4), wheel carrier (5) are kept away from the other end of landing leg (4) is provided with walking wheel (6), the tip of wheel carrier (5) with be connected through lift cylinder (7) between fixed extension board (3).

2. The walking support leg of the greening comprehensive maintenance vehicle according to claim 1, wherein the lifting oil cylinder (7) is connected to the fixed support plate (3) through a first shaft pin, a bidirectional hydraulic lock is arranged on the lifting oil cylinder (7), and the support leg (4) is connected to the bottom of the fixed support plate (3) through a second shaft pin.

3. The walking support leg of the greening comprehensive maintenance vehicle according to claim 1 is characterized in that the wheel frame (5) is of an L-shaped structure, the support leg (4) is inserted into a groove of the wheel frame (5) to be sleeved and welded, and the wheel frame (5) is connected with a lifting oil cylinder (7) through a shaft pin III.

4. The walking leg of the greening comprehensive maintenance vehicle according to claim 1, wherein the walking wheel (6) is a metal walking wheel (6).

5. The walking support leg of the greening comprehensive maintenance vehicle according to claim 1, wherein a rotary table (8) is arranged at the upper end of a frame of the vehicle body (1), a telescopic arm (9) is arranged at the top end of the rotary table (8), a swinging arm (10) is arranged at the front end of the telescopic arm (9), a connecting arm (11) is arranged at the front end of the swinging arm (10), and a trimming device (12) is arranged at the other end of the connecting arm (11).

6. The walking support leg of the greening comprehensive maintenance vehicle according to claim 5, wherein the bottom of the rear end of the telescopic arm (9) is connected with the side part of the rotary table (8) through a lifting oil cylinder, the swing arm (10) is connected with the bottom of the front end of the telescopic arm (9) through a swing oil cylinder, and the connecting arm (11) is connected with the swing arm (10) through a connecting oil cylinder.

7. The walking leg of the greening comprehensive maintenance vehicle according to claim 5 or 6, wherein the telescopic arm (9) is a plurality of telescopic arms (9).