CN214935426U

CN214935426U - Balance weight block of crawler crane

Info

Publication number: CN214935426U
Application number: CN202121043559.4U
Authority: CN
Inventors: 孙木清
Original assignee: Jiangsu Quanda Machinery Technology Co ltd
Current assignee: Jiangsu Quanda Machinery Technology Co ltd
Priority date: 2021-05-17
Filing date: 2021-05-17
Publication date: 2021-11-30
Anticipated expiration: 2031-05-17

Abstract

The utility model relates to a crawler crane counterweight block belongs to the counterweight block field, and it includes the counterweight block body, the counterweight block body includes first counterweight block and second counterweight block, one side of first counterweight block is fixed with first connecting block and first joint piece in proper order, forms first installation space between first joint piece and the first counterweight block, first counterweight block is kept away from one side of first connecting block is provided with the suspension clasp, one side of second counterweight block is fixed with second connecting block and second joint piece in proper order, second joint piece with form second joint space between the second counterweight block, first joint piece inserts first installation space, second joint piece inserts first installation space. This application has the effect that carries first balancing weight and second balancing weight respectively and make the transport comparatively easy.

Description

Balance weight block of crawler crane

Technical Field

The application relates to the field of balancing weights, in particular to a balancing weight of a crawler crane.

Background

The crawler crane is a movable arm rotating crane which runs by using a crawler and is used for high-rise building hoisting operation.

The crawler crane is usually provided with a balance weight, and the balance weight can balance the torque applied to the crane by the weight when the crawler crane works. In the correlation technique, the specification of the balance weight needs to be set according to the tonnage of the crawler crane, the balance weight is installed on the crane before the crawler crane is used, and the balance weight is detached and stored after the crawler crane is used.

In view of the above-mentioned related art, the inventor believes that, in the process of mounting and dismounting the counterweight block, if the counterweight block is heavy, the whole counterweight block is difficult to carry due to different weights, and therefore the problem needs to be solved urgently.

SUMMERY OF THE UTILITY MODEL

In order to improve the problem that the heavy counterweight of weight transport is comparatively difficult, this application provides a crawler crane counterweight.

The application provides a balance weight block of crawler crane adopts following technical scheme:

the utility model provides a crawler crane counterweight, includes counterweight body, its characterized in that: the balanced pouring weight body includes first balanced pouring weight and the balanced pouring weight of second, one side of first balanced pouring weight is fixed with first connecting block and first joint piece in proper order, forms first installation space between first joint piece and the first balanced heavy piece, first balanced heavy piece is kept away from one side of first connecting block is provided with the suspension clasp, one side of the balanced pouring weight of second is fixed with second connecting block and second joint piece in proper order, the second joint piece with form second joint space between the second balanced heavy piece, first joint piece inserts first installation space, the second joint piece inserts first installation space.

By adopting the technical scheme, when the balance weight is installed, the first balance weight and the second balance weight are clamped, and the first balance weight and the second balance weight are hoisted and installed through the hoisting buckles; and when the balance weights are disassembled, the first balance weight and the second balance weight are taken down from the crawler crane, and the first balance weight and the second balance weight are separated. Because the weight of the first balance weight or the second balance weight is less than that of the balance weight body, the respective carrying is easy.

Optionally, a first limiting groove is formed in the side wall, close to the first counterweight block, of the first clamping block, a second limiting groove is formed in the side wall, close to the second counterweight block, of the second clamping block, the first limiting groove corresponds to the second limiting groove, a limiting hole is formed, and a limiting part penetrates through the limiting hole.

Through adopting above-mentioned technical scheme, the locating part wears to locate spacing downthehole to make and be difficult to the relative slip between first balanced heavy piece and the second balanced heavy piece. When hoist and mount and dismantle first counterweight and second counterweight, the setting up of locating part makes hoist and mount and dismantle safe and reliable more.

Optionally, the first counterweight blocks and the second counterweight blocks are arrayed in the vertical direction, and the plurality of first counterweight blocks and the plurality of second counterweight blocks are connected by connecting assemblies.

Through adopting above-mentioned technical scheme, when using the balancing weight, can carry out the array to first balancing weight and second balancing weight according to crawler crane's tonnage and connect to satisfy crawler crane to the weight requirement of balancing weight, the array is arranged and is conveniently adjusted the weight of balancing weight.

Optionally, coupling assembling includes first double-end screw and first nut, and is a plurality of between the first balancing weight piece, and a plurality of all wear to be equipped with first double-end screw between the second balancing weight piece, first double-end screw's both ends are all installed first nut.

Through adopting above-mentioned technical scheme, the threaded connection of first stud and first nut makes between the first counter weight piece of array be difficult to separate to and make between the second counter weight piece of array be difficult to separate. In a detachable mode, the first nut is unscrewed, and the first double-headed screw rod is removed, so that the first balance weight of the array can be separated, and the second balance weight of the array can be separated.

Optionally, both ends of the second double-threaded screw rod can be detachably connected with lifting rings.

Through adopting above-mentioned technical scheme, lifting ring demountable installation, user of service can set up the quantity of lifting ring according to the weight of balancing weight piece, and the position of gravity center can be adjusted in the cooperation of a plurality of lifting rings to weight when heavier for the process of hoisting is safer.

Optionally, the lifting ring is in threaded connection with both ends of the second double-threaded screw.

Through adopting above-mentioned technical scheme, threaded connection mode is connected reliably, convenient dismantlement moreover.

Optionally, when the first counterweight block is clamped with the second counterweight block, two surfaces of the first counterweight block and two surfaces of the second counterweight block along the thickness direction are correspondingly flush.

Through adopting above-mentioned technical scheme, first balancing weight flushes with the setting of second balancing weight, and during first balancing weight and second balancing weight array, be difficult to produce the space between the first balancing weight and between the second balancing weight, make things convenient for first balancing weight and second balancing weight to follow vertical direction array.

Optionally, the limiting part is a second double-threaded screw, the second double-threaded screw penetrates through the limiting hole, and a second nut is connected to two ends of the second double-threaded screw in a threaded manner.

Through adopting above-mentioned technical scheme, the vertical direction of second stud to first balancing weight and second balancing weight is spacing, and two second nuts carry on spacingly to the horizontal direction of first balancing weight and second balancing weight for when the installation with dismantle the balancing weight body, first balancing weight and second balancing weight are difficult to the disconnection.

Optionally, the limiting part is a limiting rod, and the limiting rod is connected with the side wall of the limiting hole through interference fit.

Through adopting above-mentioned technical scheme, the lateral wall in spacing hole produces the power of cramping to the gag lever post for the lateral wall in spacing hole and gag lever post zonulae occludens, thereby makes first counterweight and the difficult separation of second counterweight.

In summary, the present application includes at least one of the following beneficial technical effects:

1. through the arrangement of the first balance weight, the second balance weight and the limiting piece, the effect that the balance weight with heavier weight can be carried more easily in the mounting and dismounting processes can be achieved;

2. the first balance weight and the second balance weight are arranged in an array mode, so that the effect of adjusting the weight of the balance weights can be achieved;

3. through the connecting assembly, the effect of the first balance weight blocks and the second balance weight blocks which are convenient to install and disassemble and correspond to each other one by one can be achieved.

Drawings

FIG. 1 is an exploded schematic view of a first counterweight, a second counterweight, and a stop;

fig. 2 is a schematic view of the entire structure of a counterweight in embodiment 1 of the present application;

fig. 3 is a schematic view of the entire structure of the counterweight in embodiment 2 of the present application.

Description of reference numerals: 1. a counterweight body; 2. a first counterweight block; 21. a first connection block; 22. a first clamping block; 23. a first limit groove; 24. a first installation space; 25. lifting the hanging buckle; 3. a second counterweight block; 31. a second connecting block; 32. a second clamping block; 33. a second limit groove; 34. a second installation space; 4. a limiting hole; 5. a limiting member; 51. a second double-ended screw; 511. a second nut; 52. a limiting rod; 6. a connecting assembly; 61. a first double-headed screw; 62. a first nut; 7. and lifting the ring.

Detailed Description

The present application is described in further detail below with reference to figures 1-3.

The embodiment of the application discloses crawler crane counterweight.

Example 1

Referring to fig. 1, a crawler crane counterweight includes a counterweight body 1, the counterweight body 1 includes a first counterweight 2 and a second counterweight 3, and the first counterweight 2 and the second counterweight 3 are arranged side by side.

Referring to fig. 1, one end of the first counterweight block 2 close to the second counterweight block 3 is sequentially provided with a first connecting block 21 and a first clamping block 22, the first connecting block 21 is integrally connected with the first counterweight block 2, the first clamping block 22 is integrally connected with the first connecting block 21, a first installation space 24 is formed between the first clamping block 22 and the first counterweight block 2, and a first limit groove 23 is formed on the side wall of the first clamping block 22 away from the second counterweight block. And a lifting buckle 25 is arranged on the side wall of the first balance weight 2 far away from the second balance weight 3.

One end of the second counterweight block 3 close to the first counterweight block 2 is sequentially provided with a second connecting block 31 and a second clamping block 32, the second connecting block 31 is integrally connected with the second counterweight block 3, the second clamping block 32 is integrally connected with the second connecting block 31, a second mounting space 34 is formed between the second clamping block 32 and the second counterweight block 3, and a second limiting groove 33 is formed in the side wall of the second clamping block 32 far away from the first counterweight block.

First joint piece 22 inserts in second installation space 34, and second joint piece 32 inserts in first installation space 24 for first balanced heavy piece 2 and the joint of second balanced heavy piece 3, first balanced heavy piece 2 flushes with second balanced heavy piece 3. The first limiting groove 23 and the second limiting groove 33 are correspondingly attached to form a limiting hole 4, a limiting member 5 penetrates through the limiting hole 4, in this embodiment, the limiting member 5 is a second double-headed screw 51, and second nuts 511 are respectively installed at two ends of the second double-headed screw 51. The second stud screw 51 may restrict the position of the first weight 2 and the second weight 3 in the thickness direction of the first weight, and the two second nuts 511 engaged with the second stud screw 51 may restrict the position of the first weight 2 and the second weight 3 in the axial direction of the second stud screw.

Referring to fig. 2, the first and

second balance weights

2 and 3 are vertically arrayed, and in this embodiment, the number of arrays is three. Connecting assembly 6 is all installed between the first balancing weight 2 of array and between the second balancing weight 3 of array, and connecting assembly 6 includes first double-end screw 61 and first nut 62, and two first double-end screw 61 wear to locate respectively between the first balancing weight 2 of array and between the second balancing weight 3 of array, and two first nuts 62 are installed respectively in the both ends of first double-end nut, and threaded connection has hoisting ring 7 respectively at the both ends of first double-end screw 61.

The implementation principle of the embodiment 1 is as follows: when the counterweight body 1 is installed, first, the first clamping block 22 is inserted into the second installation space 34, and meanwhile, the second clamping block 32 is inserted into the first installation space 24, and then the second stud bolt 51 is inserted into the limiting hole 4, and the second nuts 511 are respectively installed at both ends. Then, the first and

second weights

2 and 3 are vertically arrayed. Finally, installing a first double-head screw 61, installing first nuts 62 at two ends of the first double-head screw 61, installing lifting rings 7, namely completing the assembly of the counterweight body 1, and installing the assembled counterweight body 1 on the crawler crane.

When the counterweight body 1 is to be removed, first, the counterweight body 1 is removed from the crawler crane, the first nut 62 is removed from the first stud screw 61, and the first stud screw 61 is pulled out. Then, the second nut 511 is detached from the second stud bolt 51, and the second stud bolt 51 is pulled out. Finally, the first clamping block 22 is taken out of the second safety rotation space, and the second clamping block 32 is taken out of the first clamping space at the same time, so that the first balance weight block 2 and the second balance weight block 3 are separated.

Example 2

Referring to fig. 3, the difference between the present embodiment and embodiment 1 is that, in the present embodiment, the limiting member 5 is a limiting rod 52, and the limiting rod 52 is connected with the side wall of the limiting hole 4 by interference fit.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a crawler crane counterweight, includes counterweight body (1), its characterized in that: the counterweight block body (1) comprises a first counterweight block (2) and a second counterweight block (3), a first connecting block (21) and a first clamping block (22) are sequentially fixed on one side of the first counterweight block (2), a first mounting space (24) is formed between the first clamping block (22) and the first counterweight block (2), and a lifting buckle (25) is arranged on one side, far away from the first connecting block (21), of the first counterweight block (2);

one side of second balanced pouring weight (3) is fixed with second connecting block (31) and second joint piece (32) in proper order, second joint piece (32) with form second joint space between second balanced pouring weight (3), first installation space (24) are inserted in first joint piece (22), first installation space (24) are inserted in second joint piece (32).

2. A crawler crane counterweight according to claim 1, wherein: first joint piece (22) are close to first spacing groove (23) have been seted up on the lateral wall of first balanced pouring weight (2), second joint piece (32) are close to second spacing groove (33) have been seted up on the lateral wall of second balanced pouring weight (3), first spacing groove (23) with second spacing groove (33) are corresponding to form spacing hole (4), wear to be equipped with locating part (5) in spacing hole (4), locating part (5) are second double-end screw (51), second double-end screw (51) are worn to locate in spacing hole (4), the equal threaded connection in both ends of second double-end screw (51) has second nut (511).

3. A crawler crane counterweight according to claim 2, wherein: the first balance weight blocks (2) and the second balance weight blocks (3) are arranged into a plurality of numbers, the first balance weight blocks (2) and the second balance weight blocks (3) are arrayed in the vertical direction, the first balance weight blocks (2) are arranged among the first balance weight blocks, and the second balance weight blocks (3) are connected through the connecting component (6).

4. A crawler crane counterweight according to claim 3, wherein: coupling assembling (6) include first double-end screw (61) and first nut (62), and is a plurality of between first balanced pouring weight (2), and a plurality of all wear to be equipped with between second balanced pouring weight (3) first double-end screw (61), all install at the both ends of first double-end screw (61) first nut (62).

5. A crawler crane counterweight according to claim 2, wherein: both ends of each second double-head screw (51) can be detachably connected with lifting rings (7).

6. A crawler crane counterweight according to claim 5, wherein: the hoisting ring (7) is in threaded connection with both ends of the second stud bolt (51).

7. A crawler crane counterweight according to claim 2, wherein: when the first balance weight (2) is clamped with the second balance weight (3), two surfaces of the first balance weight (2) and the second balance weight (3) along the thickness direction are correspondingly leveled.

8. A crawler crane counterweight according to claim 2, wherein: the limiting piece (5) is a limiting rod (52), and the limiting rod (52) is connected with the side wall of the limiting hole (4) in an interference fit mode.