CN212982312U

CN212982312U - Crane fixing frame

Info

Publication number: CN212982312U
Application number: CN202020806189.4U
Authority: CN
Inventors: 吴迪
Original assignee: Individual
Current assignee: Dalian Langtailong Technology Co ltd
Priority date: 2020-05-13
Filing date: 2020-05-13
Publication date: 2021-04-16
Anticipated expiration: 2030-05-13

Abstract

The utility model discloses a crane fixing frame, including fixed column and pneumatic cylinder, the inboard of fixed column is provided with the spout, the inboard sliding connection of spout has the slider, the bottom of slider is provided with the support column, the top of slider is provided with the square hole that vertically runs through, the square hole vertically extends to the inside of support column, the inside sliding connection of square hole has the traveller, the bottom of traveller is provided with compression spring, compression spring's bottom is connected with the bottom of square hole, the bottom of pneumatic cylinder is fixedly connected with the top of fixed column, the bottom of pneumatic cylinder extends to the inboard of spout and is connected with the top of traveller, the side of support column all is provided with the logical groove that runs through to the inside of square hole, be provided with connection structure in the logical groove, the bottom of; the utility model discloses a can expand and contract through the second backup pad, both reduced the space of its transportation, increased its area of contact with ground again, improved its stability to the hoist support.

Description

Crane fixing frame

Technical Field

The utility model particularly relates to a hoist mount technical field especially relates to a hoist mount.

Background

The crane is a multi-action hoisting machine for vertically lifting and horizontally carrying heavy objects in a certain range, and is also called a crown block, a navigation crane or a crane, and the crane mainly comprises a hoisting mechanism, an operating mechanism, a luffing mechanism, a rotating mechanism, a metal structure, a fixed structure and the like, and the fixed frame of the crane is structural equipment for stabilizing the crane when the crane works.

Through the retrieval, chinese patent publication No. CN209957272U discloses a crane fixing frame, roughly including the backup pad, first recess has been seted up to the bottom lateral wall of backup pad, and the equal sliding connection of both sides lateral wall of first recess has the slider, is fixed with the regulating plate between the slider.

The fixing frame mainly supports the crane through the matching among the driving motor, the rotating shaft, the gear and the rack, the device mainly fixes the position of the pressing plate through the self-locking device of the driving motor, the heavy object is hoisted for a long time, the driving motor is easy to damage and causes danger, the contact area of the pressing plate and the ground is small, and the ground is easy to damage when the heavy object is hoisted.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the shortcoming that exists among the prior art, and the stability that proposes is strong, can increase the area of contact who supports, improves the hoist mount of the stability of its support.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a crane fixing frame comprises a fixing column and a hydraulic cylinder, wherein a sliding chute is arranged on the inner side of the fixing column, a sliding block is connected on the inner side of the sliding chute in a sliding manner, a supporting column is arranged at the bottom end of the sliding block, a square hole which penetrates through the sliding block in a longitudinal manner is formed in the top end of the sliding block, a sliding column is connected in the square hole in a sliding manner, a compression spring is arranged at the bottom end of the sliding column, the bottom end of the compression spring is connected with the bottom end of the square hole, the bottom end of the hydraulic cylinder is fixedly connected with the top end of the fixing column, the bottom end of the hydraulic cylinder extends to the inner side of the sliding chute and is connected with the top end of the sliding column, through grooves which penetrate through the square hole are formed in the side surfaces of the supporting column, a connecting structure is arranged in each through groove, a first supporting plate is arranged at the bottom end, the top end of the second supporting plate is connected with the side edge of the supporting column through a connecting structure.

Preferably, connection structure includes fixed ear, bar groove and connecting plate, and the bottom side of front end, rear end, left end and the right-hand member of traveller all is provided with fixed ear in the inboard that leads to the groove, the one end of connecting plate is passed through the second pivot and is connected with fixed ear rotation, the top of second backup pad is provided with the bar groove, and the bar groove is connected through the other end rotation of third pivot and connecting plate.

Preferably, the bottom of first backup pad and second backup pad all is provided with the rubber pad.

Preferably, the width of the through groove is smaller than that of the square hole.

Preferably, the inner side surface of the groove is in the same plane with the outer side surface of the support column.

The utility model has the advantages that:

1. the crane can be stably supported through the hydraulic cylinder, and the stability of the crane is ensured.

2. Promote the traveller through the pneumatic cylinder and remove downwards, effort through compression spring makes the support column move downwards, make first backup pad contact ground, when the pressure to ground of first backup pad is greater than compression spring's elasticity, the pneumatic cylinder promotes the traveller and slides and make compression spring shrink in the square hole, make the second backup pad expand to both sides through the connecting plate simultaneously, make the bottom extrusion ground of second backup pad, thereby make first backup pad and second backup pad support the hoist simultaneously, the area of contact that its supported has been increased, the stability in the hoist working process has been strengthened.

3. The rubber pad that sets up through the bottom of first backup pad and second backup pad plays the effect of buffering when supporting the hoist, prevents that first backup pad and second backup pad from crushing ground.

Drawings

Fig. 1 is a schematic structural view of a crane fixing frame provided by the present invention;

fig. 2 is a schematic cross-sectional view of the second support plate of the crane fixing frame according to the present invention;

fig. 3 is a schematic view of the overall structure of a crane fixing frame according to the present invention;

fig. 4 is a schematic sectional view of a supporting column of a crane fixing frame according to the present invention;

fig. 5 is a schematic view of a three-dimensional structure of a supporting column of a crane fixing frame according to the present invention.

In the figure: 1-fixed column, 2-hydraulic cylinder, 3-sliding chute, 4-sliding block, 5-supporting column, 6-square hole, 7-sliding column, 8-compression spring, 9-through groove, 10-first supporting plate, 11-groove, 12-first rotating shaft, 13-second supporting plate, 14-fixing lug, 15-strip groove, 16-connecting plate, 17-second rotating shaft, 18-third rotating shaft and 19-rubber pad.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

In the description of this patent, it is noted that unless otherwise specifically stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly and can include, for example, fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed. The specific meaning of the above terms in this patent may be understood by those of ordinary skill in the art as appropriate.

Referring to fig. 1-5, a crane fixing frame comprises a fixing column 1 and a hydraulic cylinder 2, the outer side wall of the fixing column 1 is connected with a crane, the inner side of the fixing column 1 is provided with a chute 3, the inner side of the chute 3 is connected with a slide block 4 in a sliding manner, the bottom end of the slide block 4 is provided with a support column 5, the top end of the slide block 4 is provided with a square hole 6 which longitudinally penetrates through the slide block, the square hole 6 longitudinally extends into the support column 5, the inside of the square hole 6 is connected with a slide column 7 in a sliding manner, the bottom end of the slide column 7 is provided with a compression spring 8 which supports the slide column 7 through the compression spring 8, the bottom end of the compression spring 8 is connected with the bottom end of the square hole 6, the bottom end of the hydraulic cylinder 2 is fixedly connected with the top end of the fixing column 1, the bottom end of the, it is provided with connection structure to lead to groove 9, the bottom of support column 5 is provided with first backup pad 10, the left end of first backup pad 10, the right-hand member, the middle part of front end and rear end all is provided with the recess 11 that vertically runs through, rotate through first pivot 12 in the recess 11 and be connected with second backup pad 13, second backup pad 13 passes through connection structure and is connected with the side of support column 5, support the hoist through first backup pad 10 and second backup pad 13, improve its stability to the hoist support.

It should be further noted that the connecting structure includes a fixing lug 14, a strip-shaped groove 15 and a connecting plate 16, the fixing lugs 14 are disposed on the inner sides of the through groove 9 at the bottom sides of the front end, the rear end, the left end and the right end of the sliding column 7, one end of the connecting plate 16 is rotatably connected with the fixing lugs 14 through a second rotating shaft 17, the strip-shaped groove 15 is disposed at the top end of the second supporting plate 13, the strip-shaped groove 15 is rotatably connected with the other end of the connecting plate 16 through a third rotating shaft 18, the connecting line between the axes of the second rotating shaft 17 and the third rotating shaft 18 is located on the outer side of the first rotating shaft 12, when the sliding column 7 is pushed by the hydraulic cylinder 2 to move downwards, the second supporting plate 13 is pushed to unfold through the connecting structure, the rubber pads 19 are disposed at the bottom ends of the first supporting plate 10 and the second supporting plate 13, and play a role of buffering when the crane is supported, and, the width that leads to groove 9 is less than the width of square hole 6, and compression spring 8 can be stable stretch out and draw back in square hole 6, the medial surface of recess 11 and the lateral surface of support column 5 are in the coplanar, guarantee that second backup pad 13 packs up can contact with the lateral wall of support column 5.

The working principle of the embodiment is as follows: at first make pneumatic cylinder 2 promote traveller 7 downstream, make support column 5 downstream through compression spring 8's effort, make first backup pad 10 contact ground, when the pressure on ground of first backup pad 10 is greater than compression spring 8's elasticity, pneumatic cylinder 2 promotes traveller 7 and slides and make compression spring 8 shrink in square hole 6, make second backup pad 13 expand to both sides through connecting plate 16 simultaneously, make the bottom of second backup pad 13 extrude ground, thereby make first backup pad 10 and second backup pad 13 support the hoist simultaneously, the area of contact that has increased its support, stability in the hoist working process has been strengthened.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A crane fixing frame is characterized in that: comprises a fixed column (1) and a hydraulic cylinder (2), wherein a sliding chute (3) is arranged on the inner side of the fixed column (1), a sliding block (4) is connected on the inner side of the sliding chute (3) in a sliding manner, a supporting column (5) is arranged at the bottom end of the sliding block (4), a square hole (6) which penetrates through the sliding chute in a longitudinal manner is arranged at the top end of the sliding block (4), the square hole (6) longitudinally extends to the inside of the supporting column (5), a sliding column (7) is connected inside the square hole (6) in a sliding manner, a compression spring (8) is arranged at the bottom end of the sliding column (7), the bottom end of the compression spring (8) is connected with the bottom end of the square hole (6), the bottom end of the hydraulic cylinder (2) is fixedly connected with the top end of the fixed column (1), the bottom end of the hydraulic cylinder (2) extends to the inner side of the sliding chute (3), be provided with connection structure in logical groove (9), the bottom of support column (5) is provided with first backup pad (10), and the middle part of left end, right-hand member, front end and rear end of first backup pad (10) all is provided with vertical recess (11) that run through, rotates through first pivot (12) in recess (11) and is connected with second backup pad (13), and second backup pad (13) are connected through connection structure and the side of support column (5).

2. A crane attachment bracket as claimed in claim 1, wherein: connection structure includes fixed ear (14), bar groove (15) and connecting plate (16), and the bottom side of front end, rear end, left end and the right-hand member of traveller (7) all is provided with fixed ear (14) in the inboard that leads to groove (9), the one end of connecting plate (16) is passed through second pivot (17) and is connected with fixed ear (14) rotation, the top of second backup pad (13) is provided with bar groove (15), and bar groove (15) are connected through the other end rotation of third pivot (18) and connecting plate (16).

3. A crane attachment bracket as claimed in claim 1, wherein: the bottom ends of the first supporting plate (10) and the second supporting plate (13) are respectively provided with a rubber pad (19).

4. A crane attachment bracket as claimed in claim 1, wherein: the width of the through groove (9) is smaller than that of the square hole (6).

5. A crane attachment bracket as claimed in claim 1, wherein: the inner side surface of the groove (11) and the outer side surface of the supporting column (5) are in the same plane.