CN216403617U

CN216403617U - Tower crane seat base

Info

Publication number: CN216403617U
Application number: CN202123305162.0U
Authority: CN
Inventors: 苏长海
Original assignee: Shenyang Yuehai Auto Parts Co ltd
Current assignee: Shenyang Yuehai Auto Parts Co ltd
Priority date: 2021-12-27
Filing date: 2021-12-27
Publication date: 2022-04-29
Anticipated expiration: 2031-12-27

Abstract

The utility model belongs to the technical field of bases and discloses a tower crane seat base which comprises a lower base and an upper base, wherein a connecting assembly is arranged in the center between the lower base and the upper base, a rotating assembly is arranged on one side of the lower surface of the upper base, a pedal is arranged on one side, away from the connecting assembly, of the rotating assembly, a clamping block is arranged on one side, close to the connecting assembly, of the rotating assembly, clamping grooves are formed in the upper surface of the lower base, the clamping grooves are evenly distributed in the circumferential direction, and the clamping blocks are clamped and assembled with one of the clamping grooves. According to the utility model, through the matching of the structures such as the connecting assembly, the rotating assembly, the clamping block and the like, the tower crane seat connected and assembled with the upper base can be rotated and braked, the functionality of the tower crane seat is improved, and the peripheral space in the control room can be more fully utilized by operating personnel during rest.

Description

Tower crane seat base

Technical Field

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

Background

The tower crane is used as high-altitude hoisting equipment in the building industry, an operator is located in a tower crane control room to operate, a tower crane seat is fixedly installed in the control room through a base, a conventional base is of a box body structure with a connecting hole, and the conventional base is connected and assembled with the tower crane seat and the control room through fasteners respectively.

The tower crane seat has the advantages that the space in the control room is narrow, the existing tower crane seat has the functions of lifting adjustment, shock absorption and the like, the driving comfort can be improved for a driver to a certain extent, the tower crane seat cannot rotate in the control room, the space around the control room cannot be reasonably utilized when an operator has a rest, and the functionality is poor.

SUMMERY OF THE UTILITY MODEL

The utility model provides a tower crane seat base, aiming at solving the problems that a tower crane seat cannot rotate in a control room, and the peripheral space in the control room cannot be reasonably utilized when an operator has a rest, so that the functionality is poor.

In order to solve the technical problems, the utility model adopts the technical scheme that:

tower crane seat base, including lower base and last base, center department between lower base and the last base is provided with coupling assembling, lower surface one side of going up the base is provided with the runner assembly, one side that coupling assembling was kept away from to the runner assembly is provided with the footboard, one side that the runner assembly is close to coupling assembling is provided with the joint piece, the joint groove has been seted up to the upper surface of base down, the joint groove is circumference evenly distributed, joint piece and one of them joint groove joint assembly.

Further, the rotating assembly comprises connecting blocks, a rotating shaft, a shaft sleeve and a torsion spring, the connecting blocks are symmetrically arranged and are provided with the rotating shaft, the rotating shaft is sleeved with the shaft sleeve and the torsion spring, the torsion spring is arranged at two ends of the shaft sleeve, one end of the torsion spring is fixedly assembled with the connecting blocks, and the other end of the torsion spring is fixedly assembled with the shaft sleeve.

Further, one side of the shaft sleeve, which is far away from the connecting assembly, is fixedly provided with a pedal through a first connecting rod, and one side of the shaft sleeve, which is close to the connecting assembly, is fixedly provided with a clamping block through a second connecting rod.

Furthermore, two one side fixed mounting that the connecting block is close to coupling assembling has the stopper.

Further, coupling assembling includes adapter sleeve, thrust bearing, connecting axle and roller bearing, connecting axle fixed mounting is in the upper surface center department of base down, go up the lower surface center department fixed mounting of base and have the adapter sleeve, the adapter sleeve cup joints the assembly with the connecting axle, install roller bearing between the circumference side of connecting axle and the adapter sleeve, install thrust bearing between the upper end of connecting axle and the last base.

Further, the last fixed surface of base installs universal ball down, universal ball is circumference evenly distributed, universal ball is located between joint groove and the coupling assembling.

Further, lower base and last base are disc type structure, the one end integrated into one piece that lower base and last base kept away from each other has the flange, the counter sink has been seted up to the flange, the counter sink is circumference evenly distributed.

After the technical scheme is adopted, the utility model has the following beneficial effects.

According to the utility model, through the matching of the structures such as the connecting assembly, the rotating assembly, the clamping block and the like, the tower crane seat connected and assembled with the upper base can be rotated and braked, the functionality of the tower crane seat is improved, and the peripheral space in the control room can be more fully utilized by operating personnel during rest.

The following describes embodiments of the present invention in further detail with reference to the accompanying drawings.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the utility model and together with the description serve to explain the utility model without limiting the utility model to its proper form. It is obvious that the drawings in the following description are only some embodiments, and that for a person skilled in the art, other drawings can be derived from them without inventive effort. In the drawings:

FIG. 1 is a schematic front view of a tower crane seat base;

FIG. 2 is a schematic cross-sectional view of a main view direction of a tower crane seat base;

FIG. 3 is a schematic cross-sectional view of the structure of FIG. 2 taken along the line A-A;

FIG. 4 is a schematic top view of a tower crane seat base rotating assembly;

FIG. 5 is a schematic top view of the structure of the lower base 1 of the tower crane seat base.

In the figure: the device comprises a lower base 1, a connecting assembly 2, a connecting sleeve 21, a thrust bearing 22, a connecting shaft 23, a roller bearing 24, a clamping groove 3, a clamping block 4, a pedal 5, a rotating assembly 6, a connecting block 61, a rotating shaft 62, a shaft sleeve 63, a torsion spring 64, a universal ball 7, an upper base 8, a countersunk hole 9, a flange 10 and a limiting block 11.

It should be noted that the drawings and the description are not intended to limit the scope of the inventive concept in any way, but to illustrate it by a person skilled in the art with reference to specific embodiments.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and the following embodiments are used for illustrating the present invention and are not intended to limit the scope of the present invention.

As shown in fig. 1 to 5, the tower crane seat base of this embodiment, including lower base 1 and last base 8, center department between lower base 1 and the last base 8 is provided with coupling assembling 2, lower surface one side of going up base 8 is provided with runner assembly 6, one side that runner assembly 6 kept away from coupling assembling 2 is provided with footboard 5, one side that runner assembly 6 is close to coupling assembling 2 is provided with joint piece 4, joint groove 3 has been seted up to lower base 1's upper surface, joint groove 3 is circumference evenly distributed, joint piece 4 assembles with 3 joints in one of them joint groove. Go up base 8 and can rotate on base 1 down through coupling assembling 2, simultaneously footboard 5 passes through the joint condition of 6 control joint pieces 4 of rotating assembly and joint groove 3 to 8 turned position of base in the restriction.

Rotating assembly 6 includes connecting block 61, pivot 62, axle sleeve 63 and torque spring 64, connecting block 61 is two that the symmetry set up, fixed mounting has pivot 62 between two connecting blocks 61, pivot 62 cup joints and is equipped with axle sleeve 63 and torque spring 64, torque spring 64 is located the both ends of axle sleeve 63, torque spring 64's one end and connecting block 61 fixed assembly, torque spring 64's the other end and axle sleeve 63 fixed assembly, axle sleeve 63 keeps away from one side of coupling assembling 2 and has footboard 5 through first connecting rod fixed mounting, axle sleeve 63 has joint piece 4 through second connecting rod fixed mounting near one side of coupling assembling 2, two connecting blocks 61 are close to one side fixed mounting of coupling assembling 2 and have stopper 11. When the pedal 5 is pressed downwards, the shaft sleeve 63 rotates on the rotating shaft 62 through transmission of the first connecting rod, the clamping block 4 is lifted through the second connecting rod to be separated from the corresponding clamping groove 3, and energy is stored through the torsion spring 64; when the pedal 5 is loosened, the torsion spring 64 releases elastic potential energy, so that the shaft sleeve 63, the pedal 5 connected with the first connecting rod and the clamping block 4 connected with the second connecting rod are reset, and the clamping block 4 is clamped and assembled with the clamping groove 3 again; the lifting height of the second connecting rod can be limited through the limiting block 11, and the lifting and falling stroke of the clamping block 4 is reduced.

The connecting assembly 2 comprises a connecting sleeve 21, a thrust bearing 22, a connecting shaft 23 and a roller bearing 24, the connecting shaft 23 is fixedly arranged at the center of the upper surface of the lower base 1, the connecting sleeve 21 is fixedly arranged at the center of the lower surface of the upper base 8, the connecting sleeve 21 is sleeved and assembled with the connecting shaft 23, the roller bearing 24 is arranged between the circumferential side of the connecting shaft 23 and the connecting sleeve 21, the thrust bearing 22 is arranged between the upper end of the connecting shaft 23 and the upper base 8, universal balls 7 are fixedly arranged on the upper surface of the lower base 1, the universal balls 7 are uniformly distributed in the circumferential direction, the universal balls 7 are arranged between the clamping groove 3 and the connecting assembly 2, the connecting sleeve 21 and the connecting shaft 23 reduce the rotation resistance through the roller bearing 24, and the thrust bearing 22 can share most of the pressure on the roller bearing 24, can carry out auxiliary stay to the periphery of going up base 8 through universal ball 7, guarantee to go up base 8 and rotate reliable and stable of action.

Lower base 1 and upper base 8 are disc type structure, and the one end integrated into one piece that lower base 1 and upper base 8 kept away from each other has flange 10, and counter sink 9 has been seted up to flange 10, and counter sink 9 is circumference evenly distributed. The counter bore 9 of the flange 10 of the upper base 8 is connected and assembled with a tower crane seat through a fastener, and the counter bore 9 of the flange 10 of the lower base 1 is connected and assembled with the bottom surface of a control room through a fastener.

The working principle is as follows:

when an operator has a rest, the operator can press the pedal 5 downwards, the pedal is driven by the first connecting rod, the shaft sleeve 63 rotates on the rotating shaft 62, the clamping block 4 is lifted by the second connecting rod to be separated from the corresponding clamping groove 3, and energy is stored through the torsion spring 64; at this time, the upper base 8 can be rotated to a proper position on the lower base 1 through the connecting component 2; the pedal 5 is loosened, the torsion spring 64 releases elastic potential energy, so that the shaft sleeve 63, the pedal 5 connected with the first connecting rod and the clamping block 4 connected with the second connecting rod are reset, the clamping block 4 is clamped and assembled with the other corresponding clamping groove 3 again, and the upper base 8 is limited; the operating personnel can carry out rational utilization to the peripheral space in the control room, promotes operating personnel's travelling comfort.

Although the present invention has been described with reference to a preferred embodiment, it should be understood that various changes, substitutions and alterations can be made herein without departing from the spirit and scope of the utility model as defined by the appended claims.

Claims

1. Tower crane seat base, its characterized in that, including lower base (1) and last base (8), center department between base (1) and the last base (8) is provided with coupling assembling (2) down, lower surface one side of going up base (8) is provided with runner assembly (6), one side that coupling assembling (2) were kept away from in runner assembly (6) is provided with footboard (5), one side that runner assembly (6) are close to coupling assembling (2) is provided with joint piece (4), joint groove (3) have been seted up to the upper surface of base (1) down, joint groove (3) are circumference evenly distributed, joint piece (4) assemble with one of them joint groove (3) joint.

2. The tower crane seat base of claim 1, wherein the rotating assembly (6) comprises two connecting blocks (61), two rotating shafts (62), two shaft sleeves (63) and two torsion springs (64), the two connecting blocks (61) are symmetrically arranged, the rotating shafts (62) are fixedly installed between the two connecting blocks (61), the rotating shafts (62) are sleeved with the shaft sleeves (63) and the torsion springs (64), the torsion springs (64) are located at two ends of the shaft sleeves (63), one ends of the torsion springs (64) are fixedly assembled with the connecting blocks (61), and the other ends of the torsion springs (64) are fixedly assembled with the shaft sleeves (63).

3. The tower crane seat base according to claim 2, wherein a pedal (5) is fixedly mounted on one side, away from the connecting assembly (2), of the shaft sleeve (63) through a first connecting rod, and a clamping block (4) is fixedly mounted on one side, close to the connecting assembly (2), of the shaft sleeve (63) through a second connecting rod.

4. The tower crane seat base according to claim 3, wherein a limiting block (11) is fixedly mounted on one side of each of the two connecting blocks (61) close to the connecting assembly (2).

5. The tower crane seat base according to claim 1, wherein the connecting assembly (2) comprises a connecting sleeve (21), a thrust bearing (22), a connecting shaft (23) and a roller bearing (24), the connecting shaft (23) is fixedly installed at the center of the upper surface of the lower base (1), the connecting sleeve (21) is fixedly installed at the center of the lower surface of the upper base (8), the connecting sleeve (21) is sleeved with the connecting shaft (23), the roller bearing (24) is installed between the circumferential side of the connecting shaft (23) and the connecting sleeve (21), and the thrust bearing (22) is installed between the upper end of the connecting shaft (23) and the upper base (8).

6. The tower crane seat base according to claim 5, wherein universal balls (7) are fixedly mounted on the upper surface of the lower base (1), the universal balls (7) are uniformly distributed on the circumference, and the universal balls (7) are located between the clamping grooves (3) and the connecting assembly (2).

7. The tower crane seat base according to claim 1, wherein the lower base (1) and the upper base (8) are disc-shaped structures, a flange (10) is integrally formed at one end of the lower base (1) and the end of the upper base (8) away from each other, a counter sink (9) is formed in the flange (10), and the counter sink (9) is uniformly distributed on the circumference.