CN210064892U

CN210064892U - Tower crane lifts by crane and uses fixing device

Info

Publication number: CN210064892U
Application number: CN201822170435.7U
Authority: CN
Inventors: 杨燕春; 邹军星; 陶江南
Original assignee: WUXI JUSHEN CRANE Co Ltd
Current assignee: WUXI JUSHEN CRANE Co Ltd
Priority date: 2018-12-24
Filing date: 2018-12-24
Publication date: 2020-02-14
Anticipated expiration: 2028-12-24

Abstract

The utility model discloses a fixing device for hoisting a tower crane, which comprises a base plate, wherein two mounting plates are welded on the upper side of the base plate, a plurality of fixing holes are arranged in the mounting plates, bolts are sleeved in the fixing holes, the bolts are connected with nuts through threads, a hydraulic rod is fixed on the lower side of the base plate, a tensioning sliding sleeve is fixed on the lower end screw of the hydraulic rod, four separating sliding holes are arranged in the tensioning sliding sleeve, a rubber pad is bonded on the lower side of the tensioning sliding sleeve, four extension rods are arranged on the periphery of the base plate and are welded with the base plate, and an upper hanging ring is welded on one end of the extension rod away from the base plate, the length of the rope below the tensioning sliding sleeve is smaller than the radius of the circumscribed circle of the rectangular material, so that the crane boom can rock.

Description

Tower crane lifts by crane and uses fixing device

Technical Field

The utility model relates to a fixing device, in particular to tower crane lifts by crane uses fixing device belongs to lifting equipment technical field.

Background

Tower crane is called tower crane for short, also called tower crane, originates in western europe, and the operation space is big, the perpendicular and horizontal transport of mainly used material, and the material of tower crane jack-up is mostly regular rectangle structure, like floor, steel sheet, stone etc. when these rectangle materials of current tower crane jack-up, need the manual work to carry out the rope and tie up to avoid the danger that the heavy object falls, but the tie up process of rope is too loaded down with trivial details, is difficult to accomplish the quick jack-up transportation work of material.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to overcome prior art's defect, provide a tower crane lifts by crane and uses fixing device.

In order to solve the technical problem, the utility model provides a following technical scheme:

the utility model relates to a fixing device for hoisting a tower crane, which comprises a base plate, wherein two mounting plates are welded on the upper side of the base plate, a plurality of fixing holes are arranged in the mounting plates, bolts are sleeved in the fixing holes and are in threaded connection with nuts, a hydraulic rod is fixed on the lower side of the base plate through a screw, a tensioning sliding sleeve is fixed on the lower end of the hydraulic rod through a screw, four separating sliding holes are arranged in the tensioning sliding sleeve, a rubber pad is bonded on the lower side of the tensioning sliding sleeve, four extension rods are arranged on the periphery of the base plate, the extension rods are welded with the base plate, upper hanging rings are welded at the ends of the extension rods far away from the base plate, the tensioning sliding sleeve is characterized in that four lower hanging rings are arranged below the tensioning sliding sleeve, a rope is connected between the upper hanging rings and the lower hanging rings, a rope fastener is arranged at the upper end of the rope, and a rope fastener is arranged at the lower end of the rope.

As a preferred technical scheme of the utility model, No. one the rope fastening cup joints in last rings outside, No. two the rope fastening cup joints in the rings outside down.

As an optimized technical scheme of the utility model, lower rings are closed loop configuration, the three side length of lower rings is the same.

As an optimized technical solution of the present invention, four the ropes are respectively located in the four separating sliding holes.

As an optimal technical scheme of the utility model, four the separation slide opening equidistance sets up, four the separation slide opening is about the axis symmetric distribution of tensioning sliding sleeve.

The utility model discloses the beneficial effect who reaches is: the utility model relates to a tower crane lifts by crane uses fixing device, the simple operation has, bind up and tie up firm characteristics, four lower rings overlap respectively in the four corners of rectangle material, make the rectangle material can not the slippage drop, the tensioning sliding sleeve moves down, can change the rope length of its below, when the length of rope is less than the external circle radius of rectangle material below the tensioning sliding sleeve, both make the jib loading boom rock, lower rings also can firmly overlap tight rectangle material, the security of hoist transportation heavy object has been ensured, the loaded down with trivial details step of artifical binding up and tying up the rope has been simplified, the efficiency of the transportation of lifting by crane has been improved.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a schematic structural diagram of the present invention;

FIG. 2 is a schematic structural view of the tension sleeve of the present invention;

fig. 3 is a schematic structural view of the lower hanging ring of the present invention.

In the figure: 1. a substrate; 2. an extension rod; 3. mounting a plate; 4. a fixing hole; 5. a hydraulic lever; 6. tensioning the sliding sleeve; 7. a separation slide hole; 8. an upper hanging ring; 9. a rope; 10. a rubber pad; 11. a lower lifting ring; 12. a first rope fastener; 13. a second rope fastener; 14. a bolt; 15. and a nut.

Detailed Description

The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.

Example 1

As shown in fig. 1-3, a tower crane lifts by crane uses fixing device, including base plate 1, the upside welding of base plate 1 has two mounting panels 3, a plurality of fixed orificess 4 have all been seted up in the mounting panel 3, all the cover is equipped with bolt 14 in the fixed orificess 4, the equal threaded connection of bolt 14 has nut 15, the downside screw fixation of base plate 1 has hydraulic stem 5, the lower extreme screw fixation of hydraulic stem 5 has tensioning sliding sleeve 6, four separation slide openings 7 have been seted up in the tensioning sliding sleeve 6, the downside bonding rubber pad 10 of tensioning sliding sleeve 6, base plate 1 periphery is equipped with four extension rods 2, extension rod 2 all welds with base plate 1, extension rod 2 keeps away from the one end of base plate 1 and has all welded upper hoisting ring 8, the below of tensioning sliding sleeve 6 is equipped with four lower rings 11, be connected with rope 9 between upper hoisting ring 8 and the lower hoisting ring 11, the upper end of rope 9 is equipped with rope buckle 12.

Rope fastening 12 cup joints in last rings 8 outside, No. two rope fastening 13 cup joints in rings 11 outside down, rings 8 and rings 11 down are connected to rope 9, rings 11 are closed loop configuration down, rings 11's three side length is the same down, the four corners structure of rectangle material more can laminate to the triangle ring, four ropes 9 are located four separation slide openings 7 respectively, can prevent that rope 9 from rubbing each other, four separation slide openings 7 equidistance set up, four separation slide openings 7 are about the axis symmetric distribution of tensioning sliding sleeve 6, can prevent that rope 9 from twining each other and knoing.

Specifically, when the utility model is used, the hydraulic rod 5 is connected with the oil pressure system of the crane through the oil inlet pipe and the oil return pipe, the fixing hole 4 in the mounting plate 3 is aligned with the hole groove at the end of the suspension arm, then the bolt 14 passes through the hole groove, and the bolt 14 is tightened by the nut 15 to complete the installation work, when lifting, the four lower suspension rings 11 are respectively sleeved at the four corners of the rectangular material, then an operator controls the crane boom to be pulled up, the rope 9 can be tensioned, the tension of the rope 9 is inclined upwards along the rope 9, at the moment, the rectangular material is supported, but the rope 9 below the tensioning sliding sleeve 6 is too long, when the crane boom is lifted and translated, the rope 9 can shake and fall off, the fixing effect can not be achieved, the operator controls the oil pressure system to inject oil into the oil inlet pipe, the telescopic structure of the hydraulic rod 5 can extend, the hydraulic rod 5 extends, the tensioning sliding sleeve 6 can be pushed, the length ratio of both sides rope 9 changes about it, rope 9 length of tensioning sliding sleeve 6 below shortens, and tensioning sliding sleeve 6 can promote rope 9 of its below and turn to, the contained angle of final rope 9 and heavy object is less, when the length of tensioning sliding sleeve 6 below rope 9 is less than the circumscribed radius of rectangle material, both make the jib loading boom rock, lower rings 11 also can firmly overlap tight rectangle material, hydraulic stem 5 lower extreme supports presses the rectangle material, can keep the rectangle material level, the condition that the slope aversion can not take place for the rectangle material, rubber pad 10 has played the cushioning effect, can avoid rectangle material surface impaired, during the unloading, the operator will be with hydraulic stem 5 shrink earlier, afterwards with the rectangle material place ground can, ground personnel take off lower rings 11, alright accomplish the lifting by crane transportation work of material.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The fixing device for hoisting the tower crane is characterized by comprising a base plate (1), wherein two mounting plates (3) are welded on the upper side of the base plate (1), a plurality of fixing holes (4) are formed in the mounting plates (3), bolts (14) are sleeved in the fixing holes (4), nuts (15) are connected with the bolts (14) in a threaded manner, hydraulic rods (5) are fixed on the lower side of the base plate (1) in a screwed manner, a tensioning sliding sleeve (6) is fixed on the lower end of each hydraulic rod (5) in a screwed manner, four separating sliding holes (7) are formed in the tensioning sliding sleeve (6), rubber pads (10) are bonded on the lower side of the tensioning sliding sleeve (6), four extension rods (2) are arranged on the periphery of the base plate (1), the extension rods (2) are welded with the base plate (1), and one ends, far away from the base plate (1), of the extension rods (2) are welded with hoisting rings (, the tensioning device is characterized in that four lower lifting rings (11) are arranged below the tensioning sliding sleeve (6), a rope (9) is connected between the upper lifting ring (8) and the lower lifting ring (11), a rope buckle (12) is arranged at the upper end of the rope (9), and a second rope buckle (13) is arranged at the lower end of the rope (9).

2. The tower crane hoisting fixing device according to claim 1, wherein: the first rope fastener (12) is sleeved on the outer side of the upper hanging ring (8), and the second rope fastener (13) is sleeved on the outer side of the lower hanging ring (11).

3. The tower crane hoisting fixing device according to claim 1, wherein: the lower hanging ring (11) is of a closed annular structure, and the three side edges of the lower hanging ring (11) are the same in length.

4. The tower crane hoisting fixing device according to claim 1, wherein: the four ropes (9) are respectively positioned in the four separation sliding holes (7).

5. The tower crane hoisting fixing device according to claim 1, wherein: the four separation sliding holes (7) are arranged at equal intervals, and the four separation sliding holes (7) are symmetrically distributed about the central axis of the tensioning sliding sleeve (6).