CN220449560U

CN220449560U - Crane bracket

Info

Publication number: CN220449560U
Application number: CN202322107957.3U
Authority: CN
Inventors: 张景永
Original assignee: Jinan Hengqi Construction Machinery Co ltd
Current assignee: Jinan Hengqi Construction Machinery Co ltd
Priority date: 2023-08-07
Filing date: 2023-08-07
Publication date: 2024-02-06
Anticipated expiration: 2033-08-07

Abstract

The utility model discloses a crane bracket, which comprises a base, wherein the front end surface of the base is provided with a switch door through a hinge, the bottom of the base is fixedly connected with a plurality of supporting seats, and the top of the base is fixedly connected with a fixing frame; the fixing frame is provided with an adjusting component, the center of the fixing frame is fixedly connected with two limiting frames, the centers of the two limiting frames are both connected with limiting blocks in a sliding manner, and an arm support is fixedly connected between the two limiting blocks; according to the utility model, through the adjusting assembly, the driving screw rod can be driven to rotate by the driving motor, so that the moving block is driven to move up and down, and the arm support connected with the moving block also moves up and down along with the moving block, so that the height adjustment is realized, articles at high positions can be lifted without replacing a crane, the application range is enlarged, and the use effect is good.

Description

Crane bracket

Technical Field

The utility model relates to the technical field of lifting equipment, in particular to a crane bracket.

Background

The crane is used for carrying objects vertically in a certain range, is widely applied in the present life, is used for repairing automobiles, is built on ships, is a figure of the crane, is widely applied to engineering and civil use, and needs to be supported by a bracket, so that the crane is safer to use, the weight of the crane bracket is generally larger, and the crane bracket is guaranteed to have better bearing capacity so as to hoist heavier objects.

The existing crane bracket is generally provided with larger weight and volume, higher production cost, more materials used for casting, difficulty in moving, lower use portability, incapability of adjusting height, smaller use range, incapability of lifting articles at a high place, certain limitation and poorer use effect.

It is therefore desirable to provide a crane carriage that solves the above-mentioned problems.

Disclosure of Invention

The utility model aims to solve the technical problems that the existing crane bracket is generally high in weight and volume, high in production cost, more in casting materials, difficult to move, low in use portability, small in application range, incapable of adjusting height, incapable of lifting articles at high places, limited in certain degree and poor in use effect.

In order to solve the technical problems, the utility model adopts a technical scheme that: the crane bracket comprises a base, wherein an opening and closing door is arranged on the front end surface of the base through a hinge, a plurality of supporting seats are fixedly connected to the bottom of the base, and a fixing frame is fixedly connected to the top of the base;

the device comprises a fixing frame, wherein an adjusting component is arranged on the fixing frame, two limiting frames are fixedly connected to the center of the fixing frame, limiting blocks are slidably connected to the centers of the limiting frames, and a boom is fixedly connected between the limiting blocks.

The utility model is further provided with: the base is of a hollow structure, and a plurality of balancing weights are installed in the center of the base.

Through above-mentioned technical scheme for hollow form base can reduce manufacturing cost, save material to it is comparatively light at the in-process that removes, and only need add the balancing weight to the base center when using, can begin to use after making it possess higher bearing capacity, possess higher use portability, convenient operation.

The utility model is further provided with: the fixing frame is of a trapezoid structure, and the width of the bottom of the fixing frame is larger than that of the top of the fixing frame.

Through above-mentioned technical scheme for the area of being connected at mount and base top is great, and its bottom width is greater than the structure of top width and makes it possess higher stability, has guaranteed the safety of lifting by crane the in-process.

The utility model is further provided with: the adjusting component comprises a transmission screw rod which is rotationally connected to the fixing frame, a moving block is connected to the transmission screw rod in a threaded fit mode, a guide post penetrating through the moving block is fixedly connected to the center of the fixing frame, a driving motor is fixedly connected to the top of the fixing frame, and an output shaft of the driving motor is connected with one end of the transmission screw rod.

Through the technical scheme, the driving motor is started, the output shaft of the driving motor drives the transmission screw rod to rotate, the moving block is driven to move up and down, the guide column plays a guiding role in moving the moving block, the arm support connected with the moving block also moves up and down along with the moving block, and the limiting block moves at the center of the limiting frame.

The utility model is further provided with: and the fixing frame is provided with a mounting hole, and the transmission screw penetrates through the center of the mounting hole.

Through the technical scheme, the transmission screw rod can rotate at the center of the fixing frame and then synchronously rotate along with the output shaft of the driving motor.

The utility model is further provided with: and the moving block is provided with a guide hole, and the guide column penetrates through the center of the guide hole.

Through the technical scheme, the guide post can play a better guide role on the movement of the moving block, so that the moving block is more stable to move, and the moving stability of the arm support is further improved.

The utility model is further provided with: two fixing bolts are arranged between the moving block and the arm support.

Through the technical scheme, the arm support can be installed with the arm support through the two fixing bolts, and the arm support can be conveniently detached.

The utility model is further provided with: the top of the fixing frame is provided with a through hole, and the arm support penetrates through the center of the through hole.

Through the technical scheme, the boom can be adjusted in height through the center of the through hole, so that the hoisting range is enlarged, and the applicability is wider.

The beneficial effects of the utility model are as follows:

1. according to the utility model, the hollow base can reduce the production cost, save materials and be easier in the moving process, and when in use, the balancing weight is only required to be added into the center of the base, so that the hollow base can be used after having higher bearing capacity, has higher use portability and is convenient to operate;

2. according to the utility model, through the adjusting assembly, the driving screw rod can be driven to rotate by the driving motor, so that the moving block is driven to move up and down, and the arm support connected with the moving block also moves up and down along with the moving block, so that the height adjustment is realized, articles at high positions can be lifted without replacing a crane, the application range is enlarged, and the use effect is good.

Drawings

FIG. 1 is an external view of the present utility model;

FIG. 2 is a top view of the present utility model;

FIG. 3 is a cross-sectional view of the present utility model;

fig. 4 is a schematic structural diagram of a part of the component of the present utility model.

In the figure: 1. a base; 101. balancing weight; 2. opening and closing a door; 3. a support base; 4. a fixing frame; 5. an adjustment assembly; 501. a transmission screw; 502. a moving block; 503. a guide post; 504. a driving motor; 6. a limiting frame; 7. a limiting block; 8. arm support; 801. a fixing bolt; 802. and a through hole.

Detailed Description

The preferred embodiments of the present utility model will be described in detail below with reference to the accompanying drawings so that the advantages and features of the present utility model can be more easily understood by those skilled in the art, thereby making clear and defining the scope of the present utility model.

Referring to fig. 1-4, a crane bracket includes a base 1, wherein the base 1 is provided with a hollow structure, and a plurality of balancing weights 101 are installed in the center of the base 1; the hollow base 1 can reduce the production cost, save materials and is easier in the moving process, and when in use, the balancing weight 101 is only needed to be added into the center of the base 1, so that the hollow base 1 can be used after having higher bearing capacity, has higher use portability and is convenient to operate; the front end face of the base 1 is provided with a switch door 2 through a hinge, the bottom of the base 1 is fixedly connected with a plurality of supporting seats 3, and the top of the base 1 is fixedly connected with a fixing frame 4; the fixing frame 4 is arranged in a trapezoid structure, and the width of the bottom is larger than that of the top; the connecting area between the fixing frame 4 and the top of the base 1 is larger, and the structure that the bottom width is larger than the top width ensures higher stability, so that the safety in the lifting process is ensured; the fixing frame 4 is provided with an adjusting component 5, the center of the fixing frame 4 is fixedly connected with two limiting frames 6, the centers of the two limiting frames 6 are both in sliding connection with limiting blocks 7, and a cantilever crane 8 is fixedly connected between the two limiting blocks 7; the top of the fixing frame 4 is provided with a through hole 802, and the arm support 8 penetrates through the center of the through hole 802; the boom 8 can be adjusted in height through the center of the through hole 802, so that the hoisting range is enlarged, and the applicability is wider;

as shown in fig. 2, 3 and 4, the adjusting assembly 5 comprises a transmission screw 501 rotatably connected to the fixing frame 4, the fixing frame 4 is provided with a mounting hole, and the transmission screw 501 penetrates through the center of the mounting hole; the transmission screw 501 can rotate in the center of the fixing frame 4 and then synchronously rotate along with the output shaft of the driving motor 504; the transmission screw 501 is connected with a moving block 502 in a threaded fit manner, and two fixing bolts 801 are arranged between the moving block 502 and the arm support 8; the arm support 8 can be mounted with the arm support 8 through the two fixing bolts 801, so that the arm support 8 is convenient to detach; the center of the fixed frame 4 is fixedly connected with a guide post 503 penetrating through the moving block 502, the moving block 502 is provided with a guide hole, and the guide post 503 penetrates through the center of the guide hole; the guide posts 503 can play a better role in guiding the movement of the moving block 502, so that the movement of the moving block is more stable, and the movement stability of the arm support 8 is further improved; a driving motor 504 is fixedly connected to the top of the fixing frame 4, and an output shaft of the driving motor 504 is connected with one end of a transmission screw 501; the driving motor 504 is started, the output shaft of the driving motor 504 drives the transmission screw 501 to rotate, and then drives the moving block 502 to move up and down, the guiding column 503 plays a guiding role in the movement of the driving screw, the arm support 8 connected with the moving block 502 also moves up and down along with the guiding column, and the limiting block 7 moves at the center of the limiting frame 6.

When the lifting device is used, firstly, the switch door 2 is opened, the plurality of balancing weights 101 are placed in the center of the base 1, so that the lifting device has stronger bearing capacity, then, the height of an object to be lifted is adjusted, the driving motor 504 is started, the output shaft of the driving motor 504 drives the transmission screw 501 to rotate, the moving block 502 is further driven to move up and down, the guide column 503 plays a guide role on the movement of the moving block, the arm support 8 connected with the moving block 502 also moves up and down along with the movement of the moving block, the limiting block 7 moves in the center of the limiting frame 6, the movement of the arm support 8 plays a limiting role, and the lifting device can start to work after the adjustment of the arm support 8 is completed.

The foregoing description is only illustrative of the present utility model and is not intended to limit the scope of the utility model, and all equivalent structures or equivalent processes or direct or indirect application in other related technical fields are included in the scope of the present utility model.

Claims

1. Crane bracket, comprising a base (1), characterized in that: the front end face of the base (1) is provided with a switch door (2) through a hinge, the bottom of the base (1) is fixedly connected with a plurality of supporting seats (3), and the top of the base (1) is fixedly connected with a fixing frame (4);

the device is characterized in that an adjusting component (5) is arranged on the fixing frame (4), two limiting frames (6) are fixedly connected to the center of the fixing frame (4), limiting blocks (7) are slidably connected to the centers of the limiting frames (6), and a cantilever crane (8) is fixedly connected between the limiting blocks (7).

2. A crane boom according to claim 1, characterized in that: the base (1) is of a hollow structure, and a plurality of balancing weights (101) are installed in the center of the base (1).

3. A crane boom according to claim 1, characterized in that: the fixing frame (4) is of a trapezoid structure, and the width of the bottom is larger than that of the top.

4. A crane boom according to claim 1, characterized in that: the adjusting component (5) comprises a transmission screw (501) which is rotationally connected to the fixing frame (4), a moving block (502) is connected to the transmission screw (501) in a threaded fit mode, a guide post (503) penetrating through the moving block (502) is fixedly connected to the center of the fixing frame (4), a driving motor (504) is fixedly connected to the top of the fixing frame (4), and an output shaft of the driving motor (504) is connected with one end of the transmission screw (501).

5. A crane boom according to claim 4, wherein: the fixing frame (4) is provided with a mounting hole, and the transmission screw (501) penetrates through the center of the mounting hole.

6. A crane boom according to claim 4, wherein: and the moving block (502) is provided with a guide hole, and the guide column (503) penetrates through the center of the guide hole.

7. A crane boom according to claim 4, wherein: two fixing bolts (801) are arranged between the moving block (502) and the arm support (8).

8. A crane boom according to claim 1, characterized in that: the top of the fixing frame (4) is provided with a through hole (802), and the arm support (8) penetrates through the center of the through hole (802).