CN222389455U - Electric maintenance suspender device of tower crane - Google Patents
Electric maintenance suspender device of tower crane Download PDFInfo
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- CN222389455U CN222389455U CN202421048095.XU CN202421048095U CN222389455U CN 222389455 U CN222389455 U CN 222389455U CN 202421048095 U CN202421048095 U CN 202421048095U CN 222389455 U CN222389455 U CN 222389455U
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- tower crane
- lug plate
- connecting lug
- boom
- plates
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Abstract
本实用新型公开一种塔式起重机的电动维修吊杆装置，包括：回转座，安装于塔机的平衡臂平台，顶部设有两块连接耳板A；吊杆立柱，位于回转座上，底部设有与连接耳板A匹配的连接耳板B，顶部设有连接耳板C，侧面设有连接耳板E；悬臂梁，底部设有与连接耳板C匹配的连接耳板D，表面设有滑轮；安装架，通过与连接耳板E匹配的连接耳板F连接于吊杆立柱一侧；起升机构，连接于安装架上；吊钩，通过钢丝绳绕过滑轮连接于起升机构上，将起升机构设置于吊杆立柱上，实现了维修吊杆的起升功能，并且多个部件之间通过连接耳板实现可拆卸连接。
The utility model discloses an electric maintenance boom device for a tower crane, comprising: a slewing seat, which is installed on a balance arm platform of the tower crane and has two connecting ear plates A on the top; a boom column, which is located on the slewing seat, has a connecting ear plate B matched with the connecting ear plate A on the bottom, a connecting ear plate C on the top, and a connecting ear plate E on the side; a cantilever beam, which has a connecting ear plate D matched with the connecting ear plate C on the bottom and a pulley on the surface; a mounting frame, which is connected to one side of the boom column through a connecting ear plate F matched with the connecting ear plate E; a lifting mechanism, which is connected to the mounting frame; a hook, which is connected to the lifting mechanism through a steel wire rope passing around the pulley, and the lifting mechanism is arranged on the boom column, so as to realize the lifting function of the maintenance boom, and a plurality of components are detachably connected through the connecting ear plates.
Description
Technical Field
The utility model relates to the technical field of tower cranes, in particular to an electric maintenance suspender device of a tower crane.
Background
In the using process of the tower crane, the parts of the lifting mechanism, the motor and the like of the tower crane can be possibly damaged due to various reasons, and maintenance and treatment are needed. Therefore, in order to facilitate maintenance and hoisting of the mechanism parts, a maintenance boom for maintenance needs to be installed on the tower crane. The existing maintenance suspender used on the tower crane has smaller lifting weight and moment, does not have a lifting motor, and cannot be suitable for lifting mechanism parts of a large-scale tower crane. If a lifting motor is arranged on the boom cross beam, the length of the boom cross beam needs to be lengthened, the turning radius is large, and interference between the mechanism and the tower crane structure can be generated during working, so that the aim of convenient maintenance cannot be fulfilled. In addition, the components of the maintenance boom are often connected by welding or the like, so that the purpose of disassembly is difficult to achieve.
Disclosure of utility model
In order to solve the technical problems, the utility model provides an electric maintenance boom device of a tower crane, which realizes the lifting function of a maintenance boom and realizes detachable connection among a plurality of components through connecting lugs.
The utility model adopts the following technical scheme:
The electric maintenance suspender device of the tower crane comprises a rotary seat, a balance arm platform, a suspender upright post, a connecting lug plate C, a cantilever beam, a pulley, a mounting frame, a lifting mechanism and a lifting hook, wherein the balance arm platform is mounted on the tower crane, the top of the balance arm platform is provided with two connecting lug plates A, the suspender upright post is positioned on the rotary seat, the bottom of the balance arm platform is provided with the connecting lug plates B matched with the connecting lug plates A, the top of the balance arm platform is provided with the connecting lug plates C, the side face of the balance arm platform is provided with the connecting lug plates E, the bottom of the cantilever beam is provided with the connecting lug plates D matched with the connecting lug plates C, the surface of the cantilever beam is provided with the pulley, the mounting frame is connected to one side of the suspender upright post through the connecting lug plates F matched with the connecting lug plates E, the lifting mechanism is connected to the mounting frame, and the lifting hook is connected to the lifting mechanism through a steel wire rope.
Preferably, the connecting lug plate a is provided with two pin shaft holes.
Preferably, a slewing bearing is arranged in the middle of the slewing seat, and the boom upright can rotate around the center of the slewing seat.
Preferably, the cantilever beam is formed by two channel steels, and a plurality of connecting steel plates are connected at intervals along the extending direction of the two channel steels.
Preferably, the cantilever beam is provided with a plurality of slotted plates, the slotted plates are provided with a plurality of slotted holes, and the pulley is arranged on one slotted hole of the slotted plate.
Preferably, the boom upright is a main truss formed by two channel steels, and a plurality of connecting plates are connected along the extending direction of the two channel steels at intervals.
Preferably, the lifting mechanism comprises a motor and a wire rope reel.
Compared with the prior art, the electric maintenance boom device for the tower crane has the advantages that the electric maintenance boom device for the tower crane comprises a rotary base, a boom upright post, a cantilever beam, a mounting frame, a lifting mechanism and a lifting hook, the lifting mechanism is connected to the lifting mechanism through a pulley by a steel wire rope, the lifting function of maintaining the boom is achieved, and meanwhile, the components are detachably connected through a connecting lug plate.
Drawings
Fig. 1 is a schematic structural view of a boom apparatus.
Fig. 2 is an enlarged view of part A-A of fig. 1.
Fig. 3 is a partial enlarged view of the portion B-B of fig. 1.
Fig. 4 is a partial enlarged view of the C-C portion of fig. 1.
Fig. 5 is a schematic structural view of the rotary base.
Fig. 6 is a schematic structural view of the mounting frame.
In the figure, a cantilever beam 1, a connecting lug plate D1-1, a slotted hole plate 1-2, a pulley 2, a hanging rod upright post 3, a connecting lug plate B3-1, a connecting lug plate C3-2, a mounting frame 4, a connecting lug plate F4-1, a lifting mechanism 5, a rotary seat 6, a connecting lug plate A6-1, a rotary support 6-2 and a lifting hook 7.
Detailed Description
In order to facilitate understanding of the technical scheme of the present utility model, the following detailed description is made with reference to the accompanying drawings and specific embodiments.
Example 1
As shown in fig. 1, an electric maintenance boom device of a tower crane comprises a cantilever beam 1, a pulley 2, a boom upright 3, a mounting frame 4, a lifting mechanism 5, a rotary seat 6 and a lifting hook 7, wherein,
As shown in fig. 4-5, a rotary seat 6 is arranged on a balance arm platform of the tower crane, and two connecting lug plates A6-1 are arranged at the top of the rotary seat;
The suspension rod upright post 3 is positioned on the rotary seat 6, the bottom is provided with a connecting lug plate B3-1 matched with the connecting lug plate A6-1, the top is provided with a connecting lug plate C3-2, and the side face is provided with a connecting lug plate E;
As shown in fig. 2-3, a cantilever beam 1 is provided with a connecting lug plate D1-1 matched with a connecting lug plate C3-2 at the bottom, and a pulley 2 is arranged on the surface;
As shown in fig. 6, the mounting frame 4 is connected to one side of the boom upright 3 through a connection lug plate F4-1 matched with the connection lug plate E;
the lifting mechanism 5 is connected to the mounting frame 4;
the lifting hook 7 is connected to the lifting mechanism 5 by a steel wire rope which bypasses the pulley 2.
The connecting lug plate A6-1, the connecting lug plate B3-1, the connecting lug plate C3-2, the connecting lug plate D1-1, the connecting lug plate E and the connecting lug plate F4-1 are respectively provided with two pin shaft holes, and the corresponding structures are detachably connected through pin shafts.
The middle part of the rotary seat 6 is provided with a slewing bearing 6-2, and the boom upright 3 can rotate around the center of the rotary seat 6.
As shown in fig. 2, the cantilever beam 1 is a main beam formed by two channel steels, and a plurality of connecting steel plates are connected along the extending direction of the two channel steels at intervals.
The cantilever beam 1 is provided with a plurality of slotted plates 1-2, the slotted plates 1-2 are provided with a plurality of slotted holes, and the pulley 2 is arranged on one slotted hole of the slotted plates 1-2.
The boom upright 3 comprises a main truss by two channel steels, and a plurality of connecting plates are connected along the extending direction of the two channel steels at intervals.
The lifting mechanism 5 comprises a motor and a wire rope reel.
The foregoing is merely a preferred embodiment of the present utility model, and the scope of the utility model is defined by the claims, and those skilled in the art should also consider the scope of the present utility model without departing from the spirit and scope of the utility model.
Claims (7)
1. An electric service boom apparatus for a tower crane, comprising:
The suspension rod upright post (3) is positioned on the rotary seat (6), the bottom of the suspension rod upright post is provided with a connecting lug plate B (3-1) matched with the connecting lug plate A (6-1), the top of the suspension rod upright post is provided with a connecting lug plate C (3-2), and the side surface of the suspension rod upright post is provided with a connecting lug plate E;
The cantilever beam (1), the bottom is provided with a connecting lug plate D (1-1) matched with the connecting lug plate C (3-2), and the surface is provided with a pulley (2);
the mounting frame (4) is connected to one side of the suspension rod upright post (3) through a connecting lug plate F (4-1) matched with the connecting lug plate E;
the lifting mechanism (5) is connected to the mounting frame (4);
the lifting hook (7) is connected to the lifting mechanism (5) by a steel wire rope bypassing the pulley (2).
2. The electric maintenance boom device of a tower crane according to claim 1, wherein two pin shaft holes are provided on the connection lug plate a (6-1).
3. The electric maintenance boom device of the tower crane according to claim 1, wherein a slewing bearing (6-2) is arranged in the middle of the slewing seat (6), and the boom upright (3) can rotate around the center of the slewing seat (6).
4. The electric maintenance boom device of a tower crane according to claim 1, wherein the cantilever beam (1) is a main beam formed by two channel steel, and a plurality of connecting steel plates are connected at intervals along the extending direction of the two channel steel.
5. The electric maintenance boom device of a tower crane according to claim 1, wherein the cantilever beam (1) is provided with a plurality of slotted plates (1-2), the slotted plates (1-2) are provided with a plurality of slotted holes, and the pulley (2) is mounted on one slotted hole of the slotted plates (1-2).
6. The electric maintenance boom device of a tower crane according to claim 1, wherein the boom column (3) is a main truss formed by two channel steels, and a plurality of connecting plates are connected at intervals along the extending direction of the two channel steels.
7. An electric service boom arrangement for a tower crane according to claim 1, characterized in that the hoisting means (5) comprise a motor and a wire rope drum.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202421048095.XU CN222389455U (en) | 2024-05-15 | 2024-05-15 | Electric maintenance suspender device of tower crane |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202421048095.XU CN222389455U (en) | 2024-05-15 | 2024-05-15 | Electric maintenance suspender device of tower crane |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN222389455U true CN222389455U (en) | 2025-01-24 |
Family
ID=94287927
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202421048095.XU Active CN222389455U (en) | 2024-05-15 | 2024-05-15 | Electric maintenance suspender device of tower crane |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN222389455U (en) |
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2024
- 2024-05-15 CN CN202421048095.XU patent/CN222389455U/en active Active
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