CN214828588U - Anti-falling device for upper and lower tower cranes - Google Patents
Anti-falling device for upper and lower tower cranes Download PDFInfo
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- CN214828588U CN214828588U CN202121167835.8U CN202121167835U CN214828588U CN 214828588 U CN214828588 U CN 214828588U CN 202121167835 U CN202121167835 U CN 202121167835U CN 214828588 U CN214828588 U CN 214828588U
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Abstract
The utility model discloses an upper and lower tower crane anti-falling device, include: the device comprises a plurality of crawling ladders with the same structure and a plurality of tower hanging frames with the same structure, wherein the plurality of tower hanging frames are respectively connected end to end, the plurality of crawling ladders are respectively and uniformly arranged on the tower hanging frames, and the plurality of tower hanging frames are provided with anti-falling structures and auxiliary stretching structures; the utility model relates to a tower crane protection technical field, to carrying out tensile protection when the climbing ladder user through supplementary tensile structure, can be according to user's rebound together through supplementary tensile structure, accelerated user's climbing speed simultaneously, slow down skidding and falling through supplementary tensile structure simultaneously, avoided the phenomenon of falling to slow down the falling speed simultaneously to user's damage has been avoided.
Description
Technical Field
The utility model relates to a tower crane protection technical field specifically is upper and lower tower crane anti-falling device.
Background
The tower crane is the most commonly used hoisting equipment on the construction site, the height of the tower crane is high, the tower crane is lifted up and down by tower crane operators for overhead operation, uncertain factors such as treading, hollowing and grabbing are caused, the tower crane operators are prone to accidentally falling, and the risk coefficient is high. The most common fall-prevention safety auxiliary device at present is a safety belt for aerial work, which mainly comprises a belt, a rope and metal fittings, and the specific application mode is as follows: the safety belt is worn by tower crane operators, and a safety catch on the safety belt is tied and hung on the climbing cross rod so that the tower crane can climb up and down. Tower crane operation personnel adopt this kind of mode tower crane from top to bottom, need repeat on constantly tying the safety catch to the horizontal pole of ascending a ladder, and the operation is more troublesome, and climbing efficiency is also lower moreover, causes part tower crane operation personnel not to tie the safety catch to the horizontal pole at the in-process of tower crane from top to bottom, and then causes bigger potential safety hazard. Therefore, in the process of getting on and off the tower crane by tower crane operators, it is necessary to provide an anti-falling device for the tower crane, which can reduce the number of times of tying and hanging the safety catch and improve the climbing efficiency.
SUMMERY OF THE UTILITY MODEL
In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: tower crane anti-falling device from top to bottom includes: the device comprises a plurality of crawling ladders with the same structure and a plurality of tower hanging frames with the same structure, wherein the plurality of tower hanging frames are respectively connected end to end, the plurality of crawling ladders are respectively and uniformly arranged on the tower hanging frames, and the plurality of tower hanging frames are provided with anti-falling structures and auxiliary stretching structures;
the auxiliary stretching structure comprises: the device comprises a plurality of lifting limit boxes with the same structure, a plurality of auxiliary connecting cables with the same structure, a plurality of auxiliary limit shafts with the same structure, a plurality of auxiliary limit blocks with the same structure, a plurality of auxiliary limit clamping strips with the same structure, a plurality of auxiliary lifting gears with the same structure, a plurality of auxiliary driving machines with the same structure, a plurality of hydraulic boxes with the same structure, a plurality of extrusion convex blocks with the same structure, a plurality of arc extrusion friction blocks with the same structure, a plurality of extrusion spring columns with the same structure, a plurality of sealing valves with the same structure, a plurality of shunt tubes with the same structure, a plurality of liquid pumps with the same structure and auxiliary components;
a plurality of auxiliary limiting shafts are respectively installed in a plurality of tower hangers in a pairwise parallel manner, a plurality of auxiliary limiting blocks are respectively installed in a plurality of tower hangers in a parallel manner, a plurality of auxiliary limiting blocks and a plurality of auxiliary limiting shaft finished product fonts are respectively installed on the plurality of auxiliary limiting blocks, a plurality of lifting limiting boxes are respectively movably inserted on the plurality of auxiliary limiting shafts and the plurality of auxiliary limiting blocks, a plurality of auxiliary drivers are respectively installed on the lifting limiting boxes in a parallel manner, a plurality of auxiliary lifting gears are respectively installed on the driving ends of the plurality of auxiliary drivers, a plurality of auxiliary lifting gears are respectively engaged with a plurality of auxiliary limiting clamping bar gears, a plurality of hydraulic boxes are respectively installed in a plurality of lifting limiting boxes, a plurality of liquid pumps are respectively installed on a plurality of hydraulic boxes, and a plurality of sealing valves are installed on a plurality of liquid pumps, a plurality of shunt tubes are installed respectively on a plurality of sealing valve, a plurality of extrusion protruding type case is parallel relatively installed respectively on a plurality of lift limit box, a plurality of extrusion protruding type piece activity cartridge respectively is in a plurality of extrusion protruding type incasement, a plurality of extrusion spring post is installed respectively in a plurality of extrusion protruding type incasement, and a plurality of extrusion spring post other end is connected respectively on a plurality of extrusion protruding type piece, a plurality of circular arc extrusion friction block is installed respectively on a plurality of extrusion protruding type piece, a plurality of auxiliary connection cable is installed respectively on a plurality of lift limit box, auxiliary assembly installs on a plurality of tower hanger.
Preferably, the auxiliary assembly comprises: the device comprises a plurality of auxiliary stretching pulley blocks with the same structure, a plurality of stretching lifting winches with the same structure and a plurality of connecting pieces with the same structure;
the plurality of lifting winches are respectively installed on the plurality of tower hangers, the plurality of auxiliary stretching pulley blocks are respectively installed on the plurality of lifting winches, and the plurality of connecting pieces are respectively installed on the plurality of auxiliary stretching pulley blocks.
Preferably, the anti-falling structure comprises: the anti-falling device comprises a plurality of anti-falling brackets with the same structure and a plurality of falling nets with the same structure;
the falling prevention supports are respectively installed in the tower hangers, and the falling nets are uniformly installed in the tower hangers.
Preferably, a plurality of lifting limit boxes are provided with gravity sensors.
Preferably, a plurality of lifting limit boxes are provided with speed sensors.
Preferably, a plurality of hydraulic tanks are respectively provided with a liquid level sensor.
Advantageous effects
The utility model provides an upper and lower tower crane anti-falling device. The method has the following beneficial effects: this tower crane anti-falling device from top to bottom through supplementary tensile structure to carrying out tensile protection when the climbing ladder user, can be according to user rebound together through supplementary tensile structure, accelerated user's climbing speed simultaneously, slows down skidding and falling through supplementary tensile structure simultaneously, has avoided the phenomenon of falling, slows down the falling speed simultaneously to user's damage has been avoided.
Drawings
Fig. 1 is the utility model discloses upper and lower tower crane anti-falling device's main sight section view schematic diagram.
Fig. 2 is the utility model discloses upper and lower tower crane anti-falling device's a profile cross-sectional schematic diagram that looks sideways at.
Fig. 3 is the utility model discloses upper and lower tower crane anti-falling device's supplementary tensile structure schematic diagram.
In the figure: 1. climbing a ladder; 2. a tower crane; 3. a lifting limit box; 4. an auxiliary connection cable; 5. an auxiliary limit shaft; 6. an auxiliary limiting block; 7. auxiliary limiting clamping strips; 8. an auxiliary lifting gear; 9. an auxiliary drive machine; 10. a hydraulic tank; 11. extruding the convex box; 12. extruding the convex block; 13. extruding the friction block in a circular arc manner; 14. extruding the spring post; 15. sealing the valve; 16. and (4) dividing the tube.
Detailed Description
Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
All the electrical components in the present application are connected with the power supply adapted to the electrical components through a wire, and an appropriate controller and an appropriate encoder should be selected according to actual conditions to meet control requirements, and specific connection and control sequences should be obtained.
Example (b): the auxiliary lifting gears 8 on the driving ends of the pair of auxiliary driving machines 9 are respectively driven to rotate by the operation of the pair of auxiliary driving machines 9, the pair of auxiliary lifting gears 8 are in running fit with the pair of auxiliary limiting clamping strips 7, so that the pair of auxiliary lifting gears 8 are lifted, the pair of auxiliary driving machines 9 on the auxiliary lifting gears 8 are driven by the pair of auxiliary driving machines 9, the lifting limiting boxes 3 on the auxiliary driving machines are driven by the pair of auxiliary driving machines 9 to lift along the auxiliary limiting clamping strips 7 and the pair of auxiliary limiting shafts 5, the auxiliary connecting cables 4 on the lifting limiting boxes 3 are respectively driven by the pair of lifting limiting boxes 3, a user is driven by the pair of auxiliary connecting cables 4 to lift and pull, meanwhile, when the user slides down on the ladder stand 1, the liquid in the hydraulic boxes 10 is pumped into the sealing valve 15 by the liquid pump, and the hydraulic pressure is drained into the shunt tubes 16 by the sealing valve 15, flow into a pair of extrusion convex box 11 through shunt tubes 16, promote extrusion convex block 12 above that respectively through hydraulic pressure, drive circular arc extrusion friction block 13 above that respectively through a pair of extrusion convex block 12, through a pair of circular ring extrusion friction block and supplementary spacing axle 5 contact, thereby the phenomenon that the user appears falling on cat ladder 1 has been avoided, thereby reach the effect of slowing down the whereabouts through a pair of circular arc extrusion friction block 13, it is tensile to carry out the secondary protection through auxiliary assembly to the user simultaneously, the phenomenon that personnel's damage appears in the whereabouts of having avoided the user to skid on cat ladder 1.
Preferably, the auxiliary assembly further comprises: the device comprises a plurality of auxiliary stretching pulley blocks with the same structure, a plurality of stretching lifting winches with the same structure and a plurality of connecting pieces with the same structure;
the plurality of lifting winches are respectively installed on the plurality of tower hangers 2, the plurality of auxiliary stretching pulley blocks are respectively installed on the plurality of lifting winches, and the plurality of connecting pieces are respectively installed on the plurality of auxiliary stretching pulley blocks.
Preferably, the anti-falling structure further comprises: the anti-falling device comprises a plurality of anti-falling brackets with the same structure and a plurality of falling nets with the same structure;
the falling prevention supports are respectively installed in the tower hangers 2, and the falling nets are uniformly installed in the tower hangers 2.
Preferably, a plurality of lifting limit boxes 3 are provided with gravity sensors.
Preferably, a plurality of lifting limit boxes 3 are provided with speed sensors.
Preferably, a plurality of hydraulic tanks 10 are respectively provided with a liquid level sensor.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. Tower crane anti-falling device from top to bottom includes: the anti-falling device comprises a plurality of crawling ladders with the same structure and a plurality of tower hanging frames with the same structure, and is characterized in that the plurality of tower hanging frames are respectively connected end to end, the plurality of crawling ladders are respectively and uniformly arranged on the tower hanging frames, and anti-falling structures and auxiliary stretching structures are arranged on the plurality of tower hanging frames;
the auxiliary stretching structure comprises: the device comprises a plurality of lifting limit boxes with the same structure, a plurality of auxiliary connecting cables with the same structure, a plurality of auxiliary limit shafts with the same structure, a plurality of auxiliary limit blocks with the same structure, a plurality of auxiliary limit clamping strips with the same structure, a plurality of auxiliary lifting gears with the same structure, a plurality of auxiliary driving machines with the same structure, a plurality of hydraulic boxes with the same structure, a plurality of extrusion convex blocks with the same structure, a plurality of arc extrusion friction blocks with the same structure, a plurality of extrusion spring columns with the same structure, a plurality of sealing valves with the same structure, a plurality of shunt tubes with the same structure, a plurality of liquid pumps with the same structure and auxiliary components;
a plurality of auxiliary limiting shafts are respectively installed in a plurality of tower hangers in a pairwise parallel manner, a plurality of auxiliary limiting blocks are respectively installed in a plurality of tower hangers in a parallel manner, a plurality of auxiliary limiting blocks and a plurality of auxiliary limiting shaft finished product fonts are respectively installed on the plurality of auxiliary limiting blocks, a plurality of lifting limiting boxes are respectively movably inserted on the plurality of auxiliary limiting shafts and the plurality of auxiliary limiting blocks, a plurality of auxiliary drivers are respectively installed on the lifting limiting boxes in a parallel manner, a plurality of auxiliary lifting gears are respectively installed on the driving ends of the plurality of auxiliary drivers, a plurality of auxiliary lifting gears are respectively engaged with a plurality of auxiliary limiting clamping bar gears, a plurality of hydraulic boxes are respectively installed in a plurality of lifting limiting boxes, a plurality of liquid pumps are respectively installed on a plurality of hydraulic boxes, and a plurality of sealing valves are installed on a plurality of liquid pumps, a plurality of shunt tubes are installed respectively on a plurality of sealing valve, a plurality of extrusion protruding type case is parallel relatively installed respectively on a plurality of lift limit box, a plurality of extrusion protruding type piece activity cartridge respectively is in a plurality of extrusion protruding type incasement, a plurality of extrusion spring post is installed respectively in a plurality of extrusion protruding type incasement, and a plurality of extrusion spring post other end is connected respectively on a plurality of extrusion protruding type piece, a plurality of circular arc extrusion friction block is installed respectively on a plurality of extrusion protruding type piece, a plurality of auxiliary connection cable is installed respectively on a plurality of lift limit box, auxiliary assembly installs on a plurality of tower hanger.
2. The device of claim 1, wherein the auxiliary assembly comprises: the device comprises a plurality of auxiliary stretching pulley blocks with the same structure, a plurality of stretching lifting winches with the same structure and a plurality of connecting pieces with the same structure;
the plurality of lifting winches are respectively installed on the plurality of tower hangers, the plurality of auxiliary stretching pulley blocks are respectively installed on the plurality of lifting winches, and the plurality of connecting pieces are respectively installed on the plurality of auxiliary stretching pulley blocks.
3. The device of claim 1, wherein the anti-fall structure comprises: the anti-falling device comprises a plurality of anti-falling brackets with the same structure and a plurality of falling nets with the same structure;
the falling prevention supports are respectively installed in the tower hangers, and the falling nets are uniformly installed in the tower hangers.
4. The anti-falling device for the tower crane as claimed in claim 1, wherein the plurality of lifting limit boxes are provided with gravity sensors.
5. The anti-falling device for the tower crane as claimed in claim 1, wherein a plurality of the lifting limit boxes are provided with speed sensors.
6. The anti-falling device for the upper and lower tower cranes as claimed in claim 1, wherein a plurality of hydraulic tanks are respectively provided with a liquid level sensor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121167835.8U CN214828588U (en) | 2021-05-28 | 2021-05-28 | Anti-falling device for upper and lower tower cranes |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121167835.8U CN214828588U (en) | 2021-05-28 | 2021-05-28 | Anti-falling device for upper and lower tower cranes |
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| Publication Number | Publication Date |
|---|---|
| CN214828588U true CN214828588U (en) | 2021-11-23 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121167835.8U Active CN214828588U (en) | 2021-05-28 | 2021-05-28 | Anti-falling device for upper and lower tower cranes |
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| Country | Link |
|---|---|
| CN (1) | CN214828588U (en) |
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2021
- 2021-05-28 CN CN202121167835.8U patent/CN214828588U/en active Active
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