CN217398307U

CN217398307U - Crawler crane traveling mechanism

Info

Publication number: CN217398307U
Application number: CN202220380576.5U
Authority: CN
Inventors: 叶丽芬
Original assignee: Shanghai Tallinn Construction Machinery Co ltd
Current assignee: Shanghai Tallinn Construction Machinery Co ltd
Priority date: 2022-02-24
Filing date: 2022-02-24
Publication date: 2022-09-09
Anticipated expiration: 2032-02-24

Abstract

The utility model relates to a crawler crane technical field just discloses a crawler crane running gear, including driving chassis, driving chassis's both sides are all rotated and are connected with the final drive line, final drive line's one end fixed mounting has the final drive wheel, the outside of final drive wheel is provided with drive track, the equal fixed mounting in both sides middle part of driving chassis has the connecting plate, one side of connecting plate is rotated and is connected with the auxiliary transmission line, the outside fixed mounting of auxiliary transmission line has the auxiliary drive wheel. The utility model discloses a cooperation setting between first baffle and the second baffle can both sides and collision object contact around drive track when the collision, and the cooperation setting between rethread fixed cylinder, spliced pole, slide bar, first buffer spring, the second buffer spring can cushion the impact force that produces when the collision to improve the buffering effect to drive track, avoid leading to drive track impaired when the collision.

Description

Crawler crane traveling mechanism

Technical Field

The utility model relates to a crawler crane technical field specifically is a crawler crane running gear.

Background

A crawler crane is a self-propelled crane for high-rise building construction. The crawler crane has the advantages that the movable arm rotating crane capable of walking by using the crawler is good in trafficability, strong in adaptability, capable of walking with load, suitable for hoisting operation in building sites, capable of carrying out various operations such as digging, tamping and piling, slow in walking speed, and capable of being carried by other vehicles when being transferred to the building sites for a long distance, and the crawler crane is required to be a crawler crane walking mechanism when walking.

Some crawler cranes running gear on the market today:

(1) in the using process of the crawler crane, as the crawler of the walking mechanism of the traditional crawler crane is directly exposed outside, when an external object collides with the crawler, the crawler is easily damaged, but most of the walking mechanisms of the crawler crane lack effective protective measures, so that the buffering effect of the crawler is poor in the collision process;

(2) in-process at the long-time use of crawler crane running gear, can accumulate more earth on crawler crane running gear's the track, if not in time clear up block the track easily, but most crawler crane running gear adopts the manpower to clear up usually, and not only labour cost is higher like this, and cleaning efficiency is lower moreover.

We have therefore proposed a crawler crane running gear which addresses the problems set out above.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

To the not enough of prior art in the above-mentioned background art, the utility model aims at providing a crawler crane running gear to solve some crawler crane running gear on the present market that provide in the above-mentioned background art, there is the relatively poor and lower problem of cleaning efficiency of buffering effect.

(II) technical scheme

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes:

a crawler crane walking mechanism comprises a driving chassis, wherein two sides of the driving chassis are rotatably connected with main transmission rods, one end of each main transmission rod is fixedly provided with a main driving wheel, the outer side of each main driving wheel is provided with a transmission crawler, the middle parts of two sides of the driving chassis are fixedly provided with connecting plates, one side of each connecting plate is rotatably connected with an auxiliary transmission rod, the outer side of each auxiliary transmission rod is fixedly provided with an auxiliary driving wheel, the top of each connecting plate is fixedly provided with a fixed plate, the top of each fixed plate is fixedly provided with a connecting pipe, and the inner bottom wall of each fixed plate is fixedly provided with a high-pressure nozzle;

the equal fixed mounting in both sides has a fixed section of thick bamboo around the connecting plate, the one end sliding connection of a fixed section of thick bamboo has the spliced pole, the one end fixed mounting of spliced pole has first baffle, one side sliding connection of first baffle has the slide bar, the one end fixed mounting of slide bar has the second baffle, the outside of slide bar is provided with first buffer spring, the inner wall fixed mounting of a fixed section of thick bamboo has second buffer spring, the one end fixed mounting of second buffer spring has the slide.

Preferably, the number of the auxiliary driving rods is multiple, the auxiliary driving rods are distributed in a rectangular array, and the outer side of the auxiliary driving wheel is in transmission connection with the inner side of the transmission crawler.

Preferably, the fixing plate is L-shaped, the bottom end of the connecting pipe penetrates through the top of the fixing plate and is fixed with the top end of the high-pressure nozzle, and the high-pressure nozzle corresponds to the transmission crawler.

Preferably, the number of the fixed cylinders on each side of the driving chassis is four, the four fixed cylinders are distributed in a rectangular array, and the main transmission rod is arranged between the four fixed cylinders.

Furthermore, the one end of slide bar runs through first baffle and extends to the outside, the one end fixed mounting of slide bar has the limiting plate.

Furthermore, one end of the first buffer spring is fixed to one side of the first baffle, the other end of the first buffer spring is fixed to one end of the second baffle, and the first buffer spring and the second buffer spring are damping springs.

(III) advantageous effects

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

(1) through the cooperation setting between first baffle and the second baffle, can both sides and collision object contact around transmission track when the collision, and the impact force that can produce when the collision is cushioned to the cooperation setting between rethread fixed cylinder, spliced pole, slide bar, first buffer spring, the second buffer spring to improve the buffering effect to transmission track, avoid leading to transmission track impaired when the collision.

(2) Through the cooperation setting between fixed plate, connecting pipe, the high pressure nozzle, can get rid of the earth of adhesion on the transmission track surface through the impact of high-pressure rivers at the in-process of clearance, it is comparatively convenient to clear up, need not artifical manual clearance to reduce labour cost, improved cleaning efficiency.

Drawings

Fig. 1 is a schematic view of the overall overhead structure of the crawler crane traveling mechanism of the present invention;

FIG. 2 is a schematic side view of the whole crawler crane traveling mechanism of the present invention;

fig. 3 is a schematic view of the section three-dimensional structure of the fixed cylinder of the crawler crane running mechanism of the present invention.

In the figure: 1. a drive chassis; 2. a main drive rod; 3. a main drive wheel; 4. a drive track; 5. a connecting plate; 6. a secondary transmission rod; 7. a secondary drive wheel; 8. a fixing plate; 9. a connecting pipe; 10. a high pressure spray head; 11. a fixed cylinder; 12. connecting columns; 13. a first baffle plate; 14. a slide bar; 15. a second baffle; 16. a first buffer spring; 17. a second buffer spring; 18. a slide board.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention.

Referring to fig. 1-3, the present invention provides a crawler crane traveling mechanism; the high-pressure sprayer comprises a driving chassis 1, wherein two sides of the driving chassis 1 are both rotatably connected with a main transmission rod 2, one end of the main transmission rod 2 is fixedly provided with a main driving wheel 3, the outer side of the main driving wheel 3 is provided with a transmission crawler 4, the middle parts of two sides of the driving chassis 1 are both fixedly provided with a connecting plate 5, one side of the connecting plate 5 is rotatably connected with an auxiliary transmission rod 6, the outer side of the auxiliary transmission rod 6 is fixedly provided with an auxiliary driving wheel 7, the top of the connecting plate 5 is fixedly provided with a fixing plate 8, the top of the fixing plate 8 is fixedly provided with a connecting pipe 9, and the inner bottom wall of the fixing plate 8 is fixedly provided with a high-pressure sprayer 10;

the front side and the rear side of the connecting plate 5 are fixedly provided with fixed cylinders 11, one end of each fixed cylinder 11 is connected with a connecting column 12 in a sliding manner, one end of each connecting column 12 is fixedly provided with a first baffle 13, one side of each first baffle 13 is connected with a sliding rod 14 in a sliding manner, one end of each sliding rod 14 is fixedly provided with a second baffle 15, the outer side of each sliding rod 14 is provided with a first buffer spring 16, the inner wall of each fixed cylinder 11 is fixedly provided with a second buffer spring 17, and one end of each second buffer spring 17 is fixedly provided with a sliding plate 18;

as shown in fig. 2, a preferred embodiment of the present invention is: the number of the auxiliary transmission rods 6 is multiple, the auxiliary transmission rods 6 are distributed in a rectangular array, and the outer side of the auxiliary driving wheel 7 is in transmission connection with the inner side of the transmission crawler 4;

as shown in fig. 1, a preferred embodiment of the present invention is: the fixing plate 8 is L-shaped, the bottom end of the connecting pipe 9 penetrates through the top of the fixing plate 8 and is fixed with the top end of the high-pressure spray head 10, and the high-pressure spray head 10 corresponds to the transmission crawler 4;

as shown in fig. 1, a preferred embodiment of the present invention is: the number of the fixed cylinders 11 on each side of the driving chassis 1 is four, the four fixed cylinders 11 are distributed in a rectangular array, and the main transmission rod 2 is arranged between the four fixed cylinders 11;

as shown in fig. 1, a preferred embodiment of the present invention is: one end of the sliding rod 14 penetrates through the first baffle 13 and extends to the outside, a limiting plate is fixedly mounted at one end of the sliding rod 14, and the stability of the second baffle 15 can be ensured by the limiting plate;

as shown in fig. 2 to 3, a preferred embodiment of the present invention is: one end of the first buffer spring 16 is fixed to one side of the first baffle 13, the other end of the first buffer spring 16 is fixed to one end of the second baffle 15, one end of the sliding plate 18 is fixed to one end of the connecting column 12, and the first buffer spring 16 and the second buffer spring 17 are damping springs.

The working principle of the embodiment is as follows: when the crawler crane walking mechanism is used, as shown in fig. 1-3, the whole device is composed of a driving chassis 1, a transmission crawler 4, a connecting plate 5, a fixing plate 8, a high-pressure nozzle 10, a first baffle 13, a second baffle 15, a first buffer spring 16 and a second buffer spring 17, when collision occurs, the second baffle 15 contacts with a collision object first, at the moment, the first buffer spring 16 and the second buffer spring 17 start to compress and buffer the impact force, so that the impact force during collision is reduced, when the transmission crawler 4 needs to be cleaned, a connecting pipe 9 is connected with an external water supply source, at the moment, the connecting pipe 9 starts to supply water to the inside of the high-pressure nozzle 10, at the moment, high-pressure water flow sprayed by the high-pressure nozzle 10 can quickly flush soil on the transmission crawler 4, so as to realize quick cleaning of the transmission crawler 4, and in the cleaning process, the cleaning position can be changed by rotation of the drive track 4.

Claims

1. A walking mechanism of a crawler crane comprises a driving chassis (1) and is characterized in that two sides of the driving chassis (1) are rotatably connected with main transmission rods (2), one end of each main transmission rod (2) is fixedly provided with a main driving wheel (3), the outer side of each main driving wheel (3) is provided with a transmission crawler (4), the middle parts of two sides of the driving chassis (1) are fixedly provided with connecting plates (5), one side of each connecting plate (5) is rotatably connected with an auxiliary transmission rod (6), the outer side of each auxiliary transmission rod (6) is fixedly provided with an auxiliary driving wheel (7), the top of each connecting plate (5) is fixedly provided with a fixing plate (8), the top of each fixing plate (8) is fixedly provided with a connecting pipe (9), and the inner bottom wall of each fixing plate (8) is fixedly provided with a high-pressure spray nozzle (10);

the equal fixed mounting in both sides has solid fixed cylinder (11) around connecting plate (5), the one end sliding connection of solid fixed cylinder (11) has spliced pole (12), the one end fixed mounting of spliced pole (12) has first baffle (13), one side sliding connection of first baffle (13) has slide bar (14), the one end fixed mounting of slide bar (14) has second baffle (15), the outside of slide bar (14) is provided with first buffer spring (16), the inner wall fixed mounting of solid fixed cylinder (11) has second buffer spring (17), the one end fixed mounting of second buffer spring (17) has slide (18).

2. The crawler crane running gear according to claim 1, wherein the number of the secondary transmission rods (6) is multiple, the plurality of the secondary transmission rods (6) are distributed in a rectangular array, and the outer side of the secondary driving wheel (7) is in transmission connection with the inner side of the transmission track (4).

3. The crawler crane running gear according to claim 1, wherein the fixing plate (8) is L-shaped, the bottom end of the connecting pipe (9) penetrates through the top of the fixing plate (8) and is fixed with the top end of the high-pressure nozzle (10), and the high-pressure nozzle (10) corresponds to the transmission crawler (4).

4. Crawler crane running gear according to claim 1, wherein the number of the fixed drums (11) on each side of the drive chassis (1) is four, the four fixed drums (11) are arranged in a rectangular array, and the main drive rod (2) is arranged between the four fixed drums (11).

5. The crawler crane walking mechanism according to claim 1, wherein one end of the sliding rod (14) penetrates through the first baffle (13) and extends to the outside, and a limit plate is fixedly mounted at one end of the sliding rod (14).

6. The crawler crane running gear according to claim 1, wherein one end of the first buffer spring (16) is fixed to one side of the first baffle (13), the other end of the first buffer spring (16) is fixed to one end of the second baffle (15), and the first buffer spring (16) and the second buffer spring (17) are damping springs.