CN209988021U

CN209988021U - Heavy pivot formula track beam of engineering vehicle

Info

Publication number: CN209988021U
Application number: CN201920696647.0U
Authority: CN
Inventors: 平云光; 郭忠菊; 段德军; 徐海峰
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-05-16
Filing date: 2019-05-16
Publication date: 2020-01-24
Anticipated expiration: 2029-05-16

Abstract

The utility model discloses a heavy pivot formula track beam of engineering vehicle, including the track beam body, the below symmetry of track beam body is equipped with track beam supporting seat, a rectangle spliced pole of fixedly connected with between two track beam supporting seats, fixedly connected with yielding rubber piece between track beam supporting seat and the track beam body, the articulated rolling stand that has two slopes to set up is rotated to the bottom of track beam body, and two rolling stands are whole to be "eight" font structure, the bottom of rolling stand is rotated and is connected with the sliding seat, the top symmetry of rectangle spliced pole is provided with the movable slot, and sliding seat slidable mounting is in the movable slot. The utility model provides a heavy pivot formula track beam of engineering vehicle when the topography of pothole is met in the use, can make the track beam body have good shock attenuation buffering effect, is favorable to ensureing the steady work of track beam body and uses, has satisfied people's user demand.

Description

Heavy pivot formula track beam of engineering vehicle

Technical Field

The utility model relates to a vehicle track beam technical field especially relates to a heavy pivot formula track beam of engineering vehicle.

Background

The track beam is mainly applied to a main frame structure of a beam of an engineering vehicle, is used for bearing, a power system and a carrier of the structure, and is the most important bearing mechanism in the whole vehicle.

The Chinese patent office discloses a crawler beam of a drilling machine (publication number: CN205203171U), which comprises a main beam body, wherein one end of the main beam body is provided with a sealing plate, a hydraulic motor mounting shaft hole is fixed on the sealing plate, the other end of the main beam body is provided with a guide wheel mounting guide seat, the middle part of the main beam body is symmetrically provided with two convex plates, two convex plate brackets are fixed with a drilling machine main shaft mounting hole, one end of one convex plate is provided with a drag chain wheel mounting seat, one end of the other convex plate is provided with a rack, the inner surface of the drilling machine main shaft mounting hole is provided with an embedded groove, and a rubber buffer block is embedded in the embedded groove; however, the crawler beam has a large depression terrain, and the shock absorption and buffering effects are poor when the crawler beam travels on special terrains such as steps, and the normal and stable working and use of the crawler beam cannot be ensured.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects in the prior art and providing a heavy pivot type crawler beam of an engineering vehicle.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a heavy pivot type crawler beam of an engineering vehicle comprises a crawler beam body, crawler beam supporting seats are symmetrically arranged below the crawler beam body, a rectangular connecting column is fixedly connected between the two crawler beam supporting seats, a damping rubber block is fixedly connected between the crawler beam supporting seats and the crawler beam body, two obliquely arranged rotating frames are rotatably hinged to the bottom of the crawler beam body, the two rotating frames are integrally in an inverted V-shaped structure, sliding seats are rotatably connected to the bottom of the rotating frames, movable grooves are symmetrically arranged at the tops of the rectangular connecting columns, the sliding seats are slidably mounted in the movable grooves, a first spring is fixedly connected between the sliding seats and the inner wall, close to the crawler beam supporting seats, of one side of each movable groove, a second spring is fixedly connected between the sliding seats and the inner wall, close to the two movable grooves, of one side of each movable groove, and a damping elastic ring is fixedly connected between the crawler beam body and the rectangular connecting column, and the shock absorption elastic ring is positioned between the two rotating frames.

Preferably, a third spring is fixedly connected between the inner wall of the top part and the inner wall of the bottom part of the damping elastic ring.

Preferably, the two rotating frames are symmetrically arranged based on the damping elastic ring.

Preferably, the inner wall of the bottom of the movable groove is provided with a horizontally arranged limiting sliding groove, the bottom of the sliding seat is provided with a limiting sliding block, and the limiting sliding block is connected with the limiting sliding groove in a sliding mode along the horizontal direction.

Preferably, the inside of cushion rubber piece is equipped with the shock attenuation chamber, be equipped with a plurality of springs four in the shock attenuation chamber, and the top of spring four and the top inner wall fixed connection in shock attenuation chamber, the bottom of spring four and the bottom inner wall fixed connection in shock attenuation chamber.

Preferably, the number of the spring four is five to ten, and the five to ten springs are arranged in the damping cavity at intervals of four equal distances.

Compared with the prior art, the beneficial effects of the utility model are that:

in the utility model, when the caterpillar track beam body is vibrated, the rubber damping block and the spring IV can be extruded downwards, and part of vibration force can be consumed by utilizing the deformation of the rubber damping block and the spring IV; meanwhile, when the crawler beam body is vibrated, the sliding seats are driven to slide away from each other through the rotating frame, the first spring is extruded and deformed, and the second spring is stretched and deformed, so that the effects of shock absorption and energy dissipation can be achieved by utilizing the deformation of the first spring and the second spring; meanwhile, the damping elastic ring can be downwards extruded when the crawler beam body is vibrated, and the spring III is also compressed when the damping elastic ring is extruded, so that the vibration force applied to the crawler beam body can be further consumed by utilizing the deformation of the damping elastic ring and the spring III, so that the crawler beam body has a good damping and buffering effect, and the stable work of the crawler beam body is favorably ensured;

to sum up, the utility model provides a heavy pivot formula track beam of engineering vehicle when the use meets hollow topography, can make the track beam body have good shock attenuation buffering effect, is favorable to guaranteeing the steady work of track beam body and uses, has satisfied people's user demand.

Drawings

Fig. 1 is a schematic structural view of a heavy pivot type track beam of an engineering vehicle according to the present invention;

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

fig. 3 is the utility model discloses the connection structure sketch map between well track beam supporting seat and the yielding rubber piece.

In the figure: the track beam comprises a track beam body 1, a track beam supporting seat 2, a rectangular connecting column 3, a rotating frame 4, a sliding seat 5, a movable groove 6, a spring I7, a spring II 8, a damping elastic ring 9, a spring III 10, a damping rubber block 11, a spring IV 12, a damping cavity 13, a limiting sliding groove 14 and a limiting sliding block 15.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-3, a heavy pivot type track beam of an engineering vehicle comprises a track beam body 1, track beam supporting seats 2 are symmetrically arranged below the track beam body 1, a rectangular connecting column 3 is fixedly connected between the two track beam supporting seats 2, a damping rubber block 11 is fixedly connected between the track beam supporting seats 2 and the track beam body 1, two rotating frames 4 which are obliquely arranged are rotatably hinged at the bottom of the track beam body 1, the two rotating frames 4 are integrally in an inverted V-shaped structure, a sliding seat 5 is rotatably connected at the bottom of each rotating frame 4, movable grooves 6 are symmetrically arranged at the top of the rectangular connecting column 3, the sliding seat 5 is slidably mounted in each movable groove 6, a first spring 7 is fixedly connected between the sliding seat 5 and the inner wall of one side of the movable groove 6, which is close to the track beam supporting seats 2, a second spring 8 is fixedly connected between the sliding seat 5 and the inner wall of one side, which is close to the, a damping elastic ring 9 is fixedly connected between the track beam body 1 and the rectangular connecting column 3, and the damping elastic ring 9 is positioned between the two rotating frames 4; the utility model provides a heavy pivot formula track beam of engineering vehicle when the use meets hollow topography, can make track beam body 1 have good shock attenuation buffering effect, is favorable to ensureing the steady work of track beam body 1 and uses, has satisfied people's user demand.

Specifically, a third spring 10 is fixedly connected between the top inner wall and the bottom inner wall of the damping elastic ring 9; the two rotating frames 4 are symmetrically arranged based on the damping elastic ring 9; a horizontally arranged limiting sliding groove 14 is arranged on the inner wall of the bottom of the movable groove 6, a limiting sliding block 15 is arranged at the bottom of the sliding seat 5, and the limiting sliding block 15 is connected with the limiting sliding groove 14 in a sliding mode along the horizontal direction; a damping cavity 13 is arranged inside the damping rubber block 11, a plurality of springs four 12 are arranged in the damping cavity 13, the top ends of the springs four 12 are fixedly connected with the inner wall of the top of the damping cavity 13, and the bottom ends of the springs four 12 are fixedly connected with the inner wall of the bottom of the damping cavity 13; five to ten springs four 12 are arranged in the damping cavity 13 at equal intervals; the utility model provides a heavy pivot formula track beam of engineering vehicle when the use meets hollow topography, can make track beam body 1 have good shock attenuation buffering effect, is favorable to ensureing the steady work of track beam body 1 and uses, has satisfied people's user demand.

The heavy pivot formula track beam of engineering vehicle in the utility model, when meetting hollow topography in the use, can make track beam body 1 have good shock attenuation buffering effect, can extrude rubber damper block 11 downwards when track beam body 1 receives vibrations, and the spring four 12 of rubber damper block 11 inside can be extruded and take place deformation, utilize the deformation of rubber damper block 11 and spring four 12, can consume some vibrations power; meanwhile, when the crawler beam body 1 is vibrated, the rotating frame 4 drives the sliding seats 5 to move away from each other to slide, the first spring 7 is extruded to deform, the second spring 8 is stretched to deform, and therefore the deformation of the first spring 7 and the second spring 8 can also play a role in damping and energy dissipation; finally, can make track beam body 1 have good shock attenuation buffering effect, be favorable to guaranteeing the steady work of track beam body 1 and use, satisfy people's user demand.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The heavy pivot type crawler beam of the engineering vehicle comprises a crawler beam body (1), and is characterized in that crawler beam supporting seats (2) are symmetrically arranged below the crawler beam body (1), a rectangular connecting column (3) is fixedly connected between the two crawler beam supporting seats (2), a damping rubber block (11) is fixedly connected between the crawler beam supporting seats (2) and the crawler beam body (1), the bottom of the crawler beam body (1) is rotatably hinged with two rotating frames (4) which are obliquely arranged, the two rotating frames (4) are integrally in an inverted V-shaped structure, the bottom of each rotating frame (4) is rotatably connected with a sliding seat (5), movable grooves (6) are symmetrically arranged at the tops of the rectangular connecting columns (3), the sliding seats (5) are slidably mounted in the movable grooves (6), and first springs (7) are fixedly connected between the sliding seats (5) and the inner walls of the movable grooves (6) on one side close to the crawler beam supporting seats (2) ) And a second spring (8) is fixedly connected between the inner wall of one side, close to each other, of the sliding seat (5) and the two movable grooves (6), a damping elastic ring (9) is fixedly connected between the crawler beam body (1) and the rectangular connecting column (3), and the damping elastic ring (9) is located between the two rotating frames (4).

2. The heavy pivotal track beam for industrial vehicles according to claim 1, wherein a spring three (10) is fixedly connected between the top inner wall and the bottom inner wall of the shock absorbing elastic ring (9).

3. A heavy pivotal track beam for a work vehicle according to claim 1, characterized in that the two turrets (4) are symmetrically arranged based on the shock absorbing eyes (9).

4. The heavy pivoting track beam of engineering vehicle as claimed in claim 1, wherein the inner wall of the bottom of the movable groove (6) is provided with a horizontally arranged limiting sliding groove (14), the bottom of the sliding seat (5) is provided with a limiting sliding block (15), and the limiting sliding block (15) is connected with the limiting sliding groove (14) in a sliding manner along the horizontal direction.

5. The heavy pivot type track beam of the engineering vehicle as claimed in claim 1, wherein a damping cavity (13) is formed inside the damping rubber block (11), a plurality of springs (12) are arranged in the damping cavity (13), the top ends of the springs (12) are fixedly connected with the inner wall of the top of the damping cavity (13), and the bottom ends of the springs (12) are fixedly connected with the inner wall of the bottom of the damping cavity (13).

6. A heavy duty pivotal track beam according to claim 5, wherein said four springs (12) are five to ten in number, and wherein five to ten springs (12) are arranged equidistantly spaced within said shock absorbing chamber (13).