CN210944589U - Self-detaching attachment mechanism - Google Patents
Self-detaching attachment mechanism Download PDFInfo
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- CN210944589U CN210944589U CN201921921492.2U CN201921921492U CN210944589U CN 210944589 U CN210944589 U CN 210944589U CN 201921921492 U CN201921921492 U CN 201921921492U CN 210944589 U CN210944589 U CN 210944589U
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- support
- hanging beam
- wire rope
- self
- detaching
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- 210000001503 joint Anatomy 0.000 claims abstract 2
- 239000003638 chemical reducing agent Substances 0.000 claims description 7
- 229910000831 Steel Inorganic materials 0.000 description 11
- 239000010959 steel Substances 0.000 description 11
- 239000000725 suspension Substances 0.000 description 5
- 238000004804 winding Methods 0.000 description 5
- 238000009434 installation Methods 0.000 description 4
- 238000010276 construction Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
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Abstract
The utility model discloses a from mechanism of tearing open attachment device. This including dismantling the attached support of fixing on tower crane, it has the hanging beam to adhere to the leg joint, the length that the hanging beam stretches out from adhering to the support front side is adjustable, it is connected with a plurality of traction wire rope with the front end upper side of hanging beam to adhere to support upper portion, it is fixed with the support on the attached support, be equipped with the hoist part on the support, the hoist part includes wire rope, the hanging beam front end is fixed with the pulley, wire rope walks around the pulley and stretches out the downside, wire rope's lower extreme is equipped with the hoist. The utility model discloses simple structure, but standardized configuration also can install the use temporarily when needs dismouting attachment device on tower crane, through adjusting chain block complex connecting hole, can make the hanging beam can stretch out and draw back on attaching to the support, and then is applicable to the attachment device of different length, is convenient for adjust and use.
Description
Technical Field
The invention relates to the field of tower cranes, in particular to a mechanism for self-detaching an attachment device.
Background
With the vigorous development of infrastructure in China, ultra-large bridges in various regions are pulled out of the ground, the ultra-large bridges are increasingly widely applied to vertical transportation mechanical tower cranes for bridge main tower construction, and the installation and the disassembly of the attachment device of the tower crane are an important link for the safe use and the safe disassembly of the tower crane. Usually, the attachment device can be hoisted by a tower crane during attachment and installation, and the attachment device is troublesome to disassemble after the construction of a building is completed, because the suspension arm of the tower crane can only keep the direction parallel to the building due to the blocking of the building, the attachment device vertical to the building cannot be hoisted by a lifting hook, the detachment of the attachment device is often completed on a project site by installing a hoisting mechanism on the top of a bridge tower in combination with a chain block, the working efficiency is low, and the safety is low.
Disclosure of Invention
The invention aims to provide a mechanism for self-detaching an attachment device, aiming at the defects in the prior art.
In order to achieve the purpose, the invention provides a mechanism of a self-detaching attachment device, which comprises an attachment support detachably fixed on a tower crane, wherein the attachment support is connected with a hanging beam, the length of the hanging beam extending out of the front side of the attachment support is adjustable, the upper part of the attachment support and the upper side of the front end of the hanging beam are connected with a plurality of traction steel wire ropes, a support is fixed on the attachment support, a hoisting part is arranged on the support, the hoisting part comprises a steel wire rope, a pulley is fixed at the front end of the hanging beam, the steel wire rope extends out of the lower side by bypassing the pulley, and a hanger is arranged at the lower end of the.
Further, the support is including fixing the bedplate in adhering to the support rear side, bedplate upside interval is equipped with a plurality of strutbands, the upper end of strutbeam is fixed with the mounting panel, and its with bedplate and mounting panel enclose to close and form the hole of dodging, the hanging beam alternates the hole of dodging sets up.
Further, adhere to the support including the frame that is the square type, frame four corners downside is fixed with the connecting plate, connecting plate and tower crane bolted connection, the frame upside is equipped with two limiting plates at least, be equipped with the spacing hole that supplies the hanging beam to pass on the limiting plate.
Furthermore, the attachment support is connected with one ends of the chain blocks, a plurality of connecting holes are formed in the upper portions of two axial sides of the hanging beam, and the other ends of the chain blocks are connected with the hanging beam through the connecting holes.
Further, the lifting appliance comprises a U-shaped lifting lug.
Further, the attachment bracket is connected with the tower crane through bolts.
Furthermore, chain block includes 4, connects respectively in the four corners inboard that adheres to the support.
Further, the hoisting part comprises a motor, a speed reducer connected with the motor and a winding drum connected with the speed reducer and coiled with the steel wire rope.
Furthermore, the traction steel wire rope is connected between the upper end of the limiting plate and the front end of the hanging beam.
Has the advantages that: the invention has simple structure, can be arranged on the tower crane in a standardized way, can also be temporarily installed for use when the attachment device needs to be disassembled and assembled, can ensure that the hanging beam can be stretched on the attachment bracket by adjusting the connecting hole matched with the chain block, is further suitable for the attachment devices with different lengths, and is convenient to adjust and use.
Drawings
FIG. 1 is a schematic structural view of the mechanism of the self-detaching attachment device of the embodiment of the present invention;
FIG. 2 is a schematic bottom view of FIG. 1;
FIG. 3 is a partial schematic view of FIG. 1;
fig. 4 is a schematic view of the attachment bracket being connected to the tower crane.
Detailed Description
The present invention will be further illustrated with reference to the accompanying drawings and specific examples, which are carried out on the premise of the technical solution of the present invention, and it should be understood that these examples are only for illustrating the present invention and are not intended to limit the scope of the present invention.
As shown in fig. 1 to 4, an embodiment of the present invention provides a mechanism for self-detaching an attachment device, including an attachment bracket 1, where the attachment bracket 1 is detachably fixed on a tower crane 2, the attachment bracket 1 is connected with a hanging beam 3, one side of the attachment device to be detached is a front side, a length of the hanging beam 3 extending from the front side of the attachment bracket 1 is adjustable, so as to meet the requirements of attachment devices with different lengths, and a general adjustment interval is 2 to 15 meters. The upper part of the attachment bracket 1 and the upper side of the front end of the hanging beam 3 are connected with a plurality of traction steel wire ropes 4, so that the hanging capacity of the hanging beam 3 is improved. A support 5 is fixed on the attachment support 1, a hoisting component 6 is arranged on the support 5, the hoisting component 6 comprises a steel wire rope 61, a pulley 7 is fixed at the front end of the hanging beam 3, the steel wire rope 61 bypasses the pulley 7 and extends out of the lower side, and a hanger 8 is arranged at the lower end of the steel wire rope 61. The spreader 8 includes a lifting hook or a U-shaped lifting lug.
The support 5 of the embodiment of the invention is preferably arranged at the rear side of the attachment bracket 1, the support 5 comprises a base plate 51 fixed at the rear side of the attachment bracket 1, a plurality of support beams 52 are arranged at intervals at the upper side of the base plate 51, the number of the support beams 52 is preferably 4, an installation plate 53 is fixed at the upper end of each support beam 52, the support beams 52, the base plate 51 and the installation plate 53 are enclosed to form avoidance holes, and the suspension beams are inserted into the avoidance holes, so that the avoidance holes can avoid influencing the extension and retraction of the suspension beams 3. The hoisting component is arranged on the upper side of the mounting plate 53, the embodiment of the invention adopts the hoisting component 6 which comprises a motor 62, a speed reducer 63 and a winding drum 64 which are fixed on the upper side of the mounting plate 53, wherein the motor 62 is connected with the speed reducer 63, the speed reducer 63 is connected with the winding drum 64, the steel wire rope 61 is wound on the winding drum 64, and further, when the motor 62 drives the winding drum 64 to rotate, the steel wire rope 61 can be wound and unwound, so that the attachment device can be hoisted and unwound.
The attachment support 1 comprises a square frame 11, connecting plates 12 are fixed to the lower sides of four corners of the frame 11, the connecting plates 12 are preferably connected with the tower crane 2 through bolts 9, at least two limiting plates 13 are arranged on the upper side of the frame 11, and limiting holes 14 for the hanging beams 3 to penetrate through are formed in the limiting plates 13. The limiting hole 14 can prevent the suspension beam 3 from inclining when uneven force is applied to the front and the back.
In order to facilitate the telescopic adjustment of the hanging beam, preferably, the attachment bracket 1 is connected with one end of a plurality of chain blocks 10, a plurality of connecting holes 31 are arranged at the upper parts of two axial sides of the hanging beam 3, and the other end of the chain block 10 is connected with the hanging beam 3 through the connecting holes 31. The chain block 10 preferably adopts 4, can be equipped with connecting plate 15 in the four corners inboard that adheres to support 1, be equipped with a hanging hole 16 on every connecting plate 15, and four chain blocks 10 are connected in the four corners inboard that adheres to support 1 through hanging hole 16 respectively. The length of the suspension arm 3 extending out of the front side of the attachment bracket 1 can be adjusted by replacing the connecting holes 31 matched with the chain blocks 10 one by one.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that other parts not specifically described are within the prior art or common general knowledge to those of ordinary skill in the art. Without departing from the principle of the invention, several improvements and modifications can be made, and these improvements and modifications should also be construed as the scope of the invention.
Claims (9)
1. The utility model provides a from tearing open attachment's mechanism, its characterized in that, is including dismantling the attached support of fixing on tower crane, it has the hanging beam to adhere to the leg joint, the length that the hanging beam stretches out from attached support front side is adjustable, it is connected with a plurality of traction wire rope with the front end upper side of hanging beam to adhere to support upper portion, be fixed with the support on the attached support, be equipped with the hoist part on the support, the hoist part includes wire rope, the hanging beam front end is fixed with the pulley, wire rope walks around the pulley and stretches out the downside, wire rope's lower extreme is equipped with the hoist.
2. The mechanism of self-detaching attachment device as claimed in claim 1, wherein the support comprises a base plate fixed at the rear side of the attachment bracket, a plurality of support beams are arranged at intervals on the upper side of the base plate, a mounting plate is fixed at the upper end of each support beam, the support beams, the base plate and the mounting plate enclose to form an avoiding hole, and the hanging beam is inserted into the avoiding hole.
3. The mechanism of the self-detaching attachment device according to claim 1, wherein the attachment bracket includes a frame shaped like a Chinese character 'kou', connecting plates are fixed to lower sides of four corners of the frame, the connecting plates are connected with the tower crane through bolts, at least two limiting plates are arranged on the upper side of the frame, and limiting holes for the hanging beam to pass through are formed in the limiting plates.
4. The mechanism of self-detaching the attaching device according to claim 3, wherein the attaching bracket is connected to one ends of a plurality of chain blocks, the upper portions of both axial sides of the hanging beam are provided with a plurality of connecting holes, and the other ends of the chain blocks are connected to the hanging beam through the connecting holes.
5. The mechanism of self-detaching attachment device of claim 1, wherein the spreader includes a U-shaped lifting lug.
6. The mechanism of self-detaching an attachment device according to claim 1, wherein the attachment bracket is bolted to a tower crane.
7. The mechanism of self-detaching the attaching device according to claim 4, wherein the chain block includes 4 blocks, which are respectively attached to the inner sides of the four corners of the attaching bracket.
8. The mechanism of self-detaching an attachment device according to claim 1, wherein the hoisting member includes a motor, a speed reducer connected to the motor, and a drum connected to the speed reducer and wound around the wire rope.
9. The mechanism of self-detaching the attaching device according to claim 3, wherein the traction wire rope is connected between the upper end of the position-limiting plate and the front end of the hanging beam.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921921492.2U CN210944589U (en) | 2019-11-08 | 2019-11-08 | Self-detaching attachment mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921921492.2U CN210944589U (en) | 2019-11-08 | 2019-11-08 | Self-detaching attachment mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210944589U true CN210944589U (en) | 2020-07-07 |
Family
ID=71389068
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921921492.2U Active CN210944589U (en) | 2019-11-08 | 2019-11-08 | Self-detaching attachment mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210944589U (en) |
-
2019
- 2019-11-08 CN CN201921921492.2U patent/CN210944589U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A mechanism for self disassembling attachment devices Granted publication date: 20200707 Pledgee: Bank of China Limited Nanjing Jiangbei New Area Branch Pledgor: CSCEC (Nanjing) heavy industry Co.,Ltd. Registration number: Y2024980020205 |