CN213950361U

CN213950361U - High strength gantry crane support frame

Info

Publication number: CN213950361U
Application number: CN202022176679.3U
Authority: CN
Inventors: 欧渝; 李勇
Original assignee: Guangdong Liangjian Engineering Equipment Service Co ltd
Current assignee: Guangdong Liangjian Engineering Equipment Service Co ltd
Priority date: 2020-09-28
Filing date: 2020-09-28
Publication date: 2021-08-13
Anticipated expiration: 2030-09-28

Abstract

A high-strength portal crane support frame comprises a support plate, a rotating frame, a sliding shaft, a cylinder, a connecting block, a pressing plate and a support frame; the rotating frame, the sliding shaft, the air cylinder, the connecting block and the pressing plate are all provided with four; the support frame is arranged at the upper end of the support plate; the plurality of rotating frames are provided with sliding grooves, guide grooves, rotating grooves and sliding channels; one ends of the cylinders are respectively arranged in the sliding channels in a sliding manner; the sliding shafts are respectively arranged on the cylinders; the output ends of the cylinders are respectively in driving connection with the connecting blocks, and the connecting blocks are arranged in the sliding grooves in a sliding manner; the plurality of pressing plates are respectively arranged on the plurality of connecting blocks; when the sliding shaft is positioned at the guide groove, the air cylinder is vertical to the rotating frame. The utility model supports the rotating frame, the air cylinder and the plurality of supporting plates of the pressing plate to prevent the side turning; the rotating frame is rotationally connected with the supporting plate; the cylinder and the pressing plate can be rotationally connected with the rotating frame, so that the cylinder and the pressing plate can be stored and conveniently moved.

Description

High strength gantry crane support frame

Technical Field

The utility model relates to a hoist technical field especially relates to a high strength gantry crane support frame.

Background

With the development of society, the crane is an indispensable tool in buildings, metallurgy, railways, shipbuilding and the like, the crane is a machine capable of vertically lifting and horizontally moving objects in a certain range of vertical elevation, the intermittent action and the operation cyclicity are the characteristics of the crane operation, the crane is divided into a general crane, a building crane, a metallurgy crane, a railway crane, a port crane, a shipbuilding crane, a deck crane and the like according to the main application, and the crane is divided into a bridge type crane, an arm frame type crane, a rotary crane and a non-rotary crane according to the constructional characteristics; fixed cranes and operating cranes. The operation type crane is divided into a rail type and a trackless type.

When the existing crane works, the stress structure of the support frame is often too small, the support surface cannot bear better stress, the crane is easy to incline and turn over, the side turning of the crane can cause serious injury to the body and economy of people, and a support frame is required to be added to the crane to prevent the crane from turning over; the existing support frame structure is heavy, inconvenient to move and large in occupied space.

SUMMERY OF THE UTILITY MODEL

Objects of the invention

In order to solve the technical problems existing in the background technology, the utility model provides a high-strength portal crane support frame which is supported by a plurality of support plates including a rotating frame, a cylinder and a pressing plate so as to prevent the support frame from turning on one side; the rotating frame is rotationally connected with the supporting plate; the cylinder and the pressing plate can be rotationally connected with the rotating frame, so that the cylinder and the pressing plate can be stored and conveniently moved.

(II) technical scheme

The utility model provides a high-strength portal crane support frame, which comprises a support plate, a rotating frame, a sliding shaft, a cylinder, a connecting block, a pressing plate and a support frame;

the rotating frame, the sliding shaft, the air cylinder, the connecting block and the pressing plate are all provided with four; the support frame is arranged at the upper end of the support plate; the four rotating frames are rotatably arranged at the lower end of the supporting plate and are uniformly distributed on two sides of the supporting plate; the plurality of rotating frames are provided with sliding grooves, guide grooves, rotating grooves and sliding channels; one ends of the cylinders are respectively arranged in the sliding channels in a sliding manner; the sliding shafts are arranged on the cylinders respectively, are arranged in the rotating frame in a sliding mode and penetrate through the sliding grooves; the output ends of the cylinders are respectively in driving connection with the connecting blocks, and the connecting blocks are arranged in the sliding grooves in a sliding manner; the plurality of pressing plates are respectively arranged on the plurality of connecting blocks; when the sliding shaft is positioned at the guide groove, the air cylinder is vertical to the rotating frame.

Preferably, the lower end of the supporting plate is provided with a supporting block and a traveling wheel; a plurality of supporting blocks and a plurality of traveling wheels are arranged; the plurality of travelling wheels are respectively and rotatably arranged on the plurality of supporting blocks.

Preferably, the supporting plate is provided with a mounting groove; two mounting grooves are symmetrically arranged; the rotating frames are respectively positioned in the two mounting grooves and are in sliding connection with the mounting grooves.

Preferably, the supporting plate is provided with a containing groove for containing the four rotating frames, the connecting block and the pressing plate.

Preferably, the rotating frame is provided with a limiting groove; when the sliding shaft is positioned in the guide groove, one end of the air cylinder is positioned in the limiting groove, and the air cylinder is connected with the limiting groove in a sliding mode.

Preferably, the support plate is provided with a support table; the brace table is provided with a plurality of, and the brace table is sloping platform column structure, and two right-angle sides of a plurality of brace tables are connected with the bottom and the support frame of backup pad respectively.

Preferably, the bottom end of the pressing plate is provided with anti-skid grains.

Compared with the prior art, the above technical scheme of the utility model following profitable technological effect has:

in the utility model, the rotating frame is rotated to the position perpendicular to the side edge of the supporting plate, the pressing plate is pulled, the pressing plate drives the connecting block to move, the connecting block drives the cylinder to slide in the sliding channel, the cylinder drives the sliding shaft to slide in the sliding channel, when the sliding shaft moves to the guide groove, the cylinder is turned downwards, the cylinder drives the connecting block to move, the connecting block drives the pressing plate to move, so that the cylinder rotates in the rotating channel, the cylinder and the rotating frame are in a perpendicular state, the cylinder is started, the cylinder pushes the connecting block to move, the connecting block pushes the pressing plate to move downwards, and the pressing plate is contacted with the ground so as to be firmly connected with the ground; the plurality of pressing plates can better support the supporting plate; the hoisting assembly is arranged on the support frame; can accomodate rotating turret, sliding shaft, cylinder, connecting block and clamp plate when not using to reduce its space that occupies, and can conveniently remove the transportation.

Drawings

Fig. 1 is the utility model provides a structural schematic diagram of high strength gantry crane support frame.

Fig. 2 is the utility model provides a structural schematic diagram after high strength gantry crane support frame contracts.

Fig. 3 is an enlarged view at a in fig. 1.

Reference numerals: 1. a support plate; 101. mounting grooves; 102. a receiving groove; 2. a support block; 3. a travel wheel; 4. a rotating frame; 401. a sliding groove; 402. a guide groove; 403. a rotating groove; 404. a limiting groove; 405. a slide channel; 5. a sliding shaft; 6. a cylinder; 7. connecting blocks; 8. pressing a plate; 9. a support frame; 10. and a support table.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in detail with reference to the accompanying drawings. It should be understood that the description is intended to be illustrative only and is not intended to limit the scope of the present invention. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present invention.

As shown in fig. 1-3, the high-strength portal crane support frame provided by the present invention comprises a support plate 1, a rotating frame 4, a sliding shaft 5, a cylinder 6, a connecting block 7, a pressing plate 8 and a support frame 9;

four rotating frames 4, four sliding shafts 5, four cylinders 6, four connecting blocks 7 and four pressing plates 8 are arranged; the supporting frame 9 is arranged at the upper end of the supporting plate 1; the four rotating frames 4 are rotatably arranged at the lower end of the supporting plate 1 and are uniformly distributed on two sides of the supporting plate 1; the plurality of rotating frames 4 are provided with sliding grooves 401, guide grooves 402, rotating grooves 403 and sliding channels 405; one ends of the plurality of air cylinders 6 are respectively arranged in the sliding channels 405 in a sliding manner; the sliding shafts 5 are respectively arranged on the cylinders 6, and the sliding shafts 5 are arranged in the rotating frame 4 in a sliding manner and penetrate through the sliding grooves 401; the output ends of the plurality of air cylinders 6 are respectively in driving connection with the plurality of connecting blocks 7, and the connecting blocks 7 are arranged in the sliding grooves 401 in a sliding mode; the pressing plates 8 are respectively arranged on the connecting blocks 7; when the sliding shaft 5 is positioned at the guide groove 402, the cylinder 6 is in a vertical state with respect to the rotating frame 4.

In an alternative embodiment, the lower end of the supporting plate 1 is provided with a supporting block 2 and a traveling wheel 3; a plurality of supporting blocks 2 and a plurality of travelling wheels 3 are arranged; the plurality of traveling wheels 3 are rotatably provided on the plurality of support blocks 2, respectively.

It should be noted that, supporting shoe 2 is used for connecting travelling wheel 3 and backup pad 1, and travelling wheel 3 can conveniently remove the utility model discloses to make it can the quick travel reach work area.

In an alternative embodiment, the supporting plate 1 is provided with a mounting groove 101; two mounting grooves 101 are symmetrically arranged; the rotating frames 4 are respectively positioned in the two mounting grooves 101 and are connected with the two mounting grooves in a sliding manner.

The mounting groove 101 can support and guide the rotating frame 4.

In an alternative embodiment, the supporting plate 1 is provided with receiving grooves 102 for receiving the four rotating frames 4, the connecting blocks 7 and the pressing plate 8.

The storage groove 102 can store the rotating frame 4, the connecting block 7, and the platen 8. Therefore, when the support is not needed, the occupied space can be reduced, and the transportation and the movement are convenient.

In an alternative embodiment, the rotating frame 4 is provided with a limiting groove 404; when the sliding shaft 5 is located in the guide groove 402, one end of the air cylinder 6 is located in the limiting groove 404, and the air cylinder 6 is slidably connected with the limiting groove 404.

It should be noted that the limiting groove 404 is used for limiting the cylinder 6, so that the cylinder 6 is kept perpendicular to the rotating frame 4, and the rotating frame 4 can be better supported.

In an alternative embodiment, the support plate 1 is provided with a support table 10; the supporting tables 10 are arranged in a plurality of manners, the supporting tables 10 are of an oblique table-shaped structure, and two right-angle sides of the supporting tables 10 are respectively connected with the bottom of the supporting plate 1 and the supporting frame 9.

It should be noted that the support stand 10 is used for supporting the support stand 9, so that the support stand 9 can be more firmly connected with the support plate 1.

In an alternative embodiment, the bottom end of the pressure plate 8 is provided with anti-slip threads.

It should be noted that the anti-slip threads can increase the friction force between the pressure plate 8 and the ground, so that the pressure plate can be better contacted with the ground, and the side turning of the support plate 1 is prevented.

In the utility model, the rotating frame 4 is rotated to the side vertical position of the supporting plate 1, the pressing plate 8 is pulled, the pressing plate 8 drives the connecting block 7 to move, the connecting block 7 drives the cylinder 6 to slide in the sliding channel 405, the cylinder 6 drives the sliding shaft 5 to slide in the sliding groove 401, when the sliding shaft 5 moves to the guide groove 402, the cylinder 6 is turned downwards, the cylinder 6 drives the connecting block 7 to move, the connecting block 7 drives the pressing plate 8 to move, thereby the cylinder 6 rotates in the rotating groove 403, the cylinder 6 and the rotating frame 4 are in the vertical state, the cylinder 6 is started, the cylinder 6 pushes the connecting block 7 to move, the connecting block 7 pushes the pressing plate 8 to move downwards, thereby the pressing plate 8 is contacted with the ground, and the pressing plate can be firmly connected with the ground; the plurality of pressing plates 8 can better support the supporting plate 1; the hoisting assembly is arranged on the support frame 9; can accomodate rotating turret 4, sliding shaft 5, cylinder 6, connecting block 7 and clamp plate 8 when not using to reduce its space that occupies, and can conveniently remove the transportation.

It is to be understood that the above-described embodiments of the present invention are merely illustrative of or explaining the principles of the invention and are not to be construed as limiting the invention. Therefore, any modification, equivalent replacement, improvement and the like made without departing from the spirit and scope of the present invention should be included in the protection scope of the present invention. Further, it is intended that the appended claims cover all such variations and modifications as fall within the scope and boundaries of the appended claims or the equivalents of such scope and boundaries.

Claims

1. A high-strength portal crane support frame is characterized by comprising a support plate (1), a rotating frame (4), a sliding shaft (5), a cylinder (6), a connecting block (7), a pressure plate (8) and a support frame (9);

four rotating frames (4), four sliding shafts (5), four air cylinders (6), four connecting blocks (7) and four pressing plates (8) are arranged; the supporting frame (9) is arranged at the upper end of the supporting plate (1); the four rotating frames (4) are rotatably arranged at the lower end of the supporting plate (1) and are uniformly distributed on two sides of the supporting plate (1); the plurality of rotating frames (4) are provided with sliding grooves (401), guide grooves (402), rotating grooves (403) and sliding channels (405); one ends of the cylinders (6) are respectively arranged in the sliding channels (405) in a sliding manner; the sliding shafts (5) are respectively arranged on the cylinders (6), and the sliding shafts (5) are arranged in the rotating frame (4) in a sliding mode and penetrate through the sliding grooves (401); the output ends of the plurality of cylinders (6) are respectively in driving connection with the plurality of connecting blocks (7), and the connecting blocks (7) are arranged in the sliding grooves (401) in a sliding manner; the pressing plates (8) are respectively arranged on the connecting blocks (7); when the sliding shaft (5) is positioned at the guide groove (402), the air cylinder (6) is vertical to the rotating frame (4).

2. A high strength gantry crane support stand according to claim 1, characterized in that the lower end of the support plate (1) is provided with a support block (2) and a travelling wheel (3); a plurality of supporting blocks (2) and a plurality of traveling wheels (3) are arranged; the plurality of travelling wheels (3) are respectively and rotatably arranged on the plurality of supporting blocks (2).

3. A high strength gantry crane support frame according to claim 1, characterized in that the support plate (1) is provided with an installation groove (101); two mounting grooves (101) are symmetrically arranged; the rotating frames (4) are respectively positioned in the two mounting grooves (101) and are connected with the mounting grooves in a sliding mode.

4. A high strength gantry crane support stand according to claim 1, characterized in that the support plate (1) is provided with a receiving groove (102) for receiving four rotating stands (4), connecting blocks (7) and pressure plates (8).

5. A high strength gantry crane support frame according to claim 1, characterized in that the rotating frame (4) is provided with a limit groove (404); when the sliding shaft (5) is positioned in the guide groove (402), one end of the air cylinder (6) is positioned in the limiting groove (404), and the air cylinder (6) is in sliding connection with the limiting groove (404).

6. A high strength gantry crane support stand according to claim 1, characterized in that a support stand (10) is provided on the support plate (1); a plurality of supporting tables (10) are arranged, each supporting table (10) is of an oblique table-shaped structure, and two right-angle sides of the supporting tables (10) are respectively connected with the bottom of the supporting plate (1) and the supporting frame (9).

7. A high strength gantry crane support frame according to claim 1, characterized in that the bottom end of the pressure plate (8) is provided with anti-slip lines.