CN220351559U

CN220351559U - Crawler crane base structure

Info

Publication number: CN220351559U
Application number: CN202322076302.4U
Authority: CN
Inventors: 是旺道; 是文斌
Original assignee: Jiangsu Xinheli Heat Transfer Equipment Co ltd
Current assignee: Jiangsu Xinheli Heat Transfer Equipment Co ltd
Priority date: 2023-08-03
Filing date: 2023-08-03
Publication date: 2024-01-16
Anticipated expiration: 2033-08-03

Abstract

The utility model relates to the technical field of crane bases and discloses a base structure of a crawler crane, which solves the problems that the base of the crawler crane has no positioning effect in the using process, and influences the stability of the crawler crane in working so as to be inconvenient to achieve better practicability; the utility model can ensure that the crawler crane is convenient to position better in the using process, and ensures the stability of the crawler crane in working, thereby being convenient to achieve better practicability.

Description

Crawler crane base structure

Technical Field

The utility model belongs to the technical field of crane bases, and particularly relates to a crawler crane base structure.

Background

The crawler crane is a self-propelled crane for high-rise building construction. The movable arm rotary crane utilizing the crawler to walk is large in crawler ground area, good in trafficability, strong in adaptability, capable of walking in a carrying mode, suitable for lifting operation of construction sites, capable of performing various operations such as soil digging, soil ramming and piling, and the crawler crane is composed of a power device, a working mechanism, a movable arm, a turntable, a base and the like, and the base of the crawler crane has no positioning effect in the using process, so that stability of the crawler crane in the working process is affected, and better practicability is not convenient to achieve.

Disclosure of Invention

Aiming at the situation, in order to overcome the defects of the prior art, the utility model provides the base structure of the crawler crane, which effectively solves the problems that the base of the crawler crane does not have a positioning effect in the using process of the crawler crane, and the stability of the crawler crane in working is affected, so that better practicability is not convenient to achieve.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a crawler crane base structure, including the hoist main part, the base is installed to the bottom of hoist main part, the track is all installed to the both sides of base, the mounting groove has been seted up to the inside of base, the internally mounted of mounting groove has the regulation positioning mechanism, adjust positioning mechanism and include accommodate motor, and accommodate motor is positive and negative motor, accommodate motor and hoist main part electric connection, fixedly mounted has first conical gear on accommodate motor's the output shaft, first conical gear's outside meshing is connected with second conical gear, the inside fixed run-through of second conical gear installs bi-directional screw, and bi-directional screw rotates the inside top of installing groove, bi-directional screw's both ends screw thread opposite direction, the outside symmetry screw thread is installed the screw thread movable sleeve, and the second conical gear is located between two screw thread movable sleeves, the bottom fixed mounting of screw thread movable sleeve has first connecting axle, first connecting axle is last to rotate and install movable connection pole, movable connection pole is kept away from the one end of first connecting axle and is rotated and is installed the second connecting axle, the inside both sides of mounting groove all fixed mounting has the locating frame, the inside top fixed mounting of locating frame has the locating strut, the outside movable mounting of locating strut has the locating strut, and the sleeve is located the fixed mounting of the bottom of second conical shaft to the fixed connection of the sleeve, the bottom of second conical shaft is located the fixed connection of the bottom of the sleeve, the end of the base is located the fixed mounting of the bottom of the second conical shaft.

Preferably, the top of the thread movable sleeve is fixedly provided with a first positioning sliding block, the inner top end of the mounting groove is symmetrically provided with a first positioning sliding groove, and the first positioning sliding block is slidably arranged in the first positioning sliding groove.

Preferably, a second positioning sliding block is fixedly arranged at the top end of one side, far away from the baffle plate, of the positioning sleeve rod, a second positioning sliding groove is formed in the inner wall of the positioning frame, and the second positioning sliding block is slidably arranged in the second positioning sliding groove.

Preferably, the outer side of the bottom end of the positioning support rod is symmetrically and fixedly provided with a third positioning sliding block, the inner wall of the positioning sleeve rod is symmetrically provided with a third positioning sliding groove, and the third positioning sliding block is slidably arranged in the third positioning sliding groove.

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

1) In operation, through the interaction of the arranged crane main body, the base, the crawler belt, the mounting groove and the adjusting and positioning mechanism, the crawler crane can be conveniently and better positioned in the use process, the stability of the crawler crane in operation is ensured, and therefore better practicability is conveniently achieved;

2) In operation, through the interaction of the second positioning slide block, the second positioning slide groove, the third positioning slide block and the third positioning slide groove, the positioning sleeve rod can be convenient to achieve better stability when moving, and therefore stable work of the adjusting and positioning mechanism is ensured.

Drawings

The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model.

In the drawings:

FIG. 1 is a schematic view of a crawler crane base structure according to the present utility model;

FIG. 2 is a schematic view of the internal structure of the installation groove of the present utility model;

FIG. 3 is a schematic cross-sectional view of a positioning frame according to the present utility model.

In the figure: 1. a crane body; 2. a base; 3. a track; 4. a mounting groove; 5. adjusting the positioning mechanism; 6. adjusting a motor; 7. a first bevel gear; 8. a second bevel gear; 9. a bidirectional screw; 10. a thread movable sleeve; 11. a first connecting shaft; 12. a movable connecting rod; 13. a second connecting shaft; 14. a positioning frame; 15. positioning the supporting rod; 16. positioning a loop bar; 17. a baffle; 18. a first positioning slider; 19. a first positioning chute; 20. a second positioning slide block; 21. a second positioning chute; 22. a third positioning slide block; 23. and a third positioning chute.

Description of the embodiments

The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model; 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.

The first embodiment is shown in fig. 1, 2 and 3, the utility model comprises a crane main body 1, a base 2 is arranged at the bottom of the crane main body 1, tracks 3 are arranged on two sides of the base 2, a mounting groove 4 is formed in the base 2, and an adjusting and positioning mechanism 5 is arranged in the mounting groove 4;

the adjusting and positioning mechanism 5 comprises an adjusting motor 6, the adjusting motor 6 is a positive motor and a negative motor, the adjusting motor 6 is electrically connected with the crane main body 1, a first conical gear 7 is fixedly arranged on an output shaft of the adjusting motor 6, a second conical gear 8 is connected with the outer side of the first conical gear 7 in a meshed manner, a bidirectional screw rod 9 is fixedly arranged in the second conical gear 8 in a penetrating manner, the bidirectional screw rod 9 is rotatably arranged at the inner top end of the mounting groove 4, the two ends of the bidirectional screw rod 9 are opposite in thread direction, a thread movable sleeve 10 is symmetrically arranged on the outer side of the bidirectional screw rod 9 in a thread way, the second conical gear 8 is arranged between the two thread movable sleeves 10, a first positioning sliding groove 19 is fixedly arranged at the top of the thread movable sleeve 10, a first positioning sliding groove 19 is symmetrically arranged at the inner top end of the mounting groove 4 and is slidably arranged in the first positioning sliding groove 19, the bottom of the thread movable sleeve 10 is fixedly provided with a first connecting shaft 11, the first connecting shaft 11 is rotatably provided with a movable connecting rod 12, one end of the movable connecting rod 12, which is far away from the first connecting shaft 11, is rotatably provided with a second connecting shaft 13, both sides of the inside of the mounting groove 4 are fixedly provided with a positioning frame 14, the top end of the inside of the positioning frame 14 is fixedly provided with a positioning support rod 15, the outer side of the positioning support rod 15 is slidably provided with a positioning sleeve rod 16, the bottom of the positioning sleeve rod 16 is of a conical pointed structure, the bottom of the positioning sleeve rod 16 extends to the lower side of the base 2, the second connecting shaft 13 is fixedly provided with a baffle 17, one side of the positioning sleeve rod 16, which is far away from the baffle 17, is fixedly provided with a second positioning slide block 20, the inner wall of the positioning frame 14 is provided with a second positioning slide groove 21, and the second positioning slide block 20 is slidably mounted in the second positioning slide groove 21, the outer side of the bottom end of the positioning support rod 15 is symmetrically and fixedly provided with a third positioning slide block 22, the inner wall of the positioning sleeve rod 16 is symmetrically provided with a third positioning slide groove 23, and the third positioning slide block 22 is slidably mounted in the third positioning slide groove 23.

In the use, through the interact of hoist main part 1, base 2, track 3, mounting groove 4 and the regulation positioning mechanism 5 that set up, can make the crawler-type hoist in the in-process of using, be convenient for better location, guaranteed the stability of crawler-type hoist at the during operation, thereby be convenient for reach better practicality, and through the interact of the second positioning slide 20 that sets up, second positioning slide 21, third positioning slide 22 and third positioning slide 23, can make the positioning sleeve pole 16 when removing, be convenient for reach better stability, thereby guaranteed that the regulation positioning mechanism 5 can be stable work.

Working principle: during operation, the adjusting motor 6 is started first, the first bevel gear 7 is driven to rotate, the first bevel gear 7 drives the second bevel gear 8 to rotate, the second bevel gear 8 drives the bidirectional screw rod 9 to rotate, the bidirectional screw rod 9 drives the thread movable sleeve 10 to move, the thread movable sleeve 10 drives the first positioning sliding block 18 to slide in the first positioning sliding groove 19, better stability of the thread movable sleeve 10 during movement can be ensured, meanwhile, the thread movable sleeve 10 drives the first connecting shaft 11 to move, the first connecting shaft 11 drives the movable connecting rod 12 to move, the movable connecting rod 12 pushes the positioning sleeve rod 16 to move downwards through the second connecting shaft 13, the positioning sleeve rod 16 drives the second positioning sliding block 20 to slide in the second positioning sliding groove 21, meanwhile, the positioning sleeve rod 16 drives the third positioning sliding groove 23 to slide downwards along the outer side of the third positioning sliding block 22, the positioning sleeve rod 16 moves downwards to be inserted into the ground, the base 2 is positioned, and then the adjusting motor 6 is closed, so that the crawler crane can be positioned better in the use process, and the crawler crane can be more convenient to achieve better practical stability during operation.

Claims

1. The utility model provides a crawler crane base structure, includes hoist main part (1), its characterized in that: the base (2) is installed at the bottom of hoist main part (1), track (3) are all installed to the both sides of base (2), mounting groove (4) have been seted up to the inside of base (2), the internally mounted of mounting groove (4) has regulation positioning mechanism (5), regulation positioning mechanism (5) are including accommodate motor (6), and accommodate motor (6) are positive and negative motor, accommodate motor (6) and hoist main part (1) electric connection, fixedly mounted has first conical gear (7) on the output shaft of accommodate motor (6), the outside meshing of first conical gear (7) is connected with second conical gear (8), the inside fixed run-through of second conical gear (8) is installed bi-directional screw (9), and bi-directional screw (9) rotate and install in the inside top of mounting groove (4), the both ends screw thread direction of bi-directional screw (9) is opposite, threaded movable sleeve (10) are installed to the outside symmetry screw thread of bi-directional screw (9), and second conical gear (8) are located between two screw thread movable sleeve (10), the bottom fixed mounting of screw movable sleeve (10) has first connecting axle (11), the rotation connecting rod (12) are kept away from first connecting axle (12) and are installed on first connecting axle (12), the inside both sides of mounting groove (4) are all fixed mounting have positioning frame (14), and the inside top of positioning frame (14) is fixed with location branch (15), and the outside sliding mounting of location branch (15) has location loop bar (16), and the bottom of location loop bar (16) is toper tip structure, and the bottom of location loop bar (16) extends to the below of base (2), and second connecting axle (13) fixed mounting is in the outside of location loop bar (16), and the outside fixed mounting that just is located location loop bar (16) in the below of second connecting axle (13) has baffle (17).

2. The crawler crane base structure according to claim 1, wherein: the top of the thread movable sleeve (10) is fixedly provided with a first positioning sliding block (18), the inner top end of the mounting groove (4) is symmetrically provided with a first positioning sliding groove (19), and the first positioning sliding block (18) is slidably arranged in the first positioning sliding groove (19).

3. The crawler crane base structure according to claim 1, wherein: a second positioning sliding block (20) is fixedly arranged at the top end of one side, far away from the baffle plate (17), of the positioning sleeve rod (16), a second positioning sliding groove (21) is formed in the inner wall of the positioning frame (14), and the second positioning sliding block (20) is slidably arranged in the second positioning sliding groove (21).

4. A crawler crane foundation structure according to claim 3, wherein: the outer side of the bottom end of the positioning support rod (15) is symmetrically and fixedly provided with a third positioning sliding block (22), the inner wall of the positioning sleeve rod (16) is symmetrically provided with a third positioning sliding groove (23), and the third positioning sliding block (22) is slidably arranged in the third positioning sliding groove (23).