CN214733998U - Tower machine cat ladder protector - Google Patents
Tower machine cat ladder protector Download PDFInfo
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- CN214733998U CN214733998U CN202120448174.XU CN202120448174U CN214733998U CN 214733998 U CN214733998 U CN 214733998U CN 202120448174 U CN202120448174 U CN 202120448174U CN 214733998 U CN214733998 U CN 214733998U
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- climbing
- ladder
- guide sliding
- tower
- sliding block
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Abstract
The utility model discloses a tower crane ladder stand protection device, which comprises a tower frame and a ladder stand vertically arranged along the height direction of the tower frame; a protective ring is arranged on the periphery of the climbing ladder; the adjacent guard rings are connected through a plurality of longitudinal rods; a guide sliding rail is vertically fixed in the center of the front side of the climbing ladder; a guide sliding block is slidably arranged in the guide sliding rail; a hook is fixedly arranged on the guide sliding block; the hook is connected with the safety harness in a locking way through a safety rope; a threaded hole is formed in the center of the guide sliding block in a penetrating mode along the length direction of the guide sliding block; a plurality of pairs of bolt holes matched with the threaded holes are formed in the side face of the guide slide rail at intervals along the height direction of the guide slide rail; a locking bolt is arranged in the bolt hole; the utility model discloses a tower machine cat ladder protector avoids tower machine operating personnel to take place to fall because of fatigue climbing, improves the security of the in-process of resing midway.
Description
Technical Field
The utility model relates to a tower machine cat ladder protector belongs to the tower machine field.
Background
The tower crane is a rotary crane with a movable arm arranged at the upper part of a high-rise tower body, is the most commonly used hoisting equipment on a construction site, has higher height, is used for high-altitude operation by tower crane operation and maintenance personnel, has uncertain factors such as treading, hollowing, grabbing, sliding and the like, and has higher risk coefficient. The existing tower crane lacks a safety facility for preventing tower crane operation and maintenance personnel from falling, the tower crane operation and maintenance personnel are easy to fall accidentally by bare-handed tower crane getting on and off with low safety factor, and especially serious consequences which are considered to be serious can be caused under the serious potential safety hazards of ladder climbing and slipping in rainy days, ladder climbing and freezing in winter and the like. Therefore, in the process of getting on and off the ladder of the tower crane by the tower crane operation and maintenance personnel, the anti-falling safety device for the tower crane is particularly necessary to prevent the tower crane operation and maintenance personnel from accidentally falling. In addition, because tower machine height is higher, operating personnel appears tired easily in the climbing in-process, and current tower machine lacks the safety device who lets operating personnel have a rest midway, influences climbing safety. Therefore, in order to solve the above problems, a new tower crane ladder protection device needs to be designed.
SUMMERY OF THE UTILITY MODEL
In order to solve the problem, the utility model provides a tower machine cat ladder protector avoids tower machine operating personnel to take place to fall because of fatigue climbing, improves the security of the in-process of resing midway.
The utility model discloses a tower crane ladder stand protection device, which comprises a tower stand and a ladder stand vertically arranged along the height direction of the tower stand; a protective ring is arranged on the periphery of the climbing ladder; the adjacent guard rings are connected through a plurality of longitudinal rods; a guide sliding rail is vertically fixed in the center of the front side of the climbing ladder; a guide sliding block is slidably arranged in the guide sliding rail; a hook is fixedly arranged on the guide sliding block; the hook is connected with the safety harness in a locking way through a safety rope; a threaded hole is formed in the center of the guide sliding block in a penetrating mode along the length direction of the guide sliding block; a plurality of pairs of bolt holes matched with the threaded holes are formed in the side face of the guide slide rail at intervals along the height direction of the guide slide rail; a locking bolt is arranged in the bolt hole, a guide sliding rail is arranged in the middle of the climbing ladder, and the safety harness is connected with the guide sliding rail in a sliding manner through a guide sliding block; and set up the stop gear who is used for locking safety harness on the direction slide rail, when tower machine operating personnel need the rest of pause in the way in the climbing, but the locking bolt on the rotatable direction slide rail for locking bolt is rotatory to stretch into to the bolt hole of direction slider in, utilizes locking bolt to carry out spacing locking to the direction slider, avoids tower machine operating personnel to take place to fall because of fatigue climbing.
As preferred embodiment, be close to the upper and lower adjacent of bolt hole position department install the purse seine between the protective shroud, combine the stop gear and the purse seine of direction slide rail, when tower machine operating personnel need the rest of suspending in the climbing on the way, can carry out spacing locking with safe braces earlier, then lean on and take a rest on the purse seine, through setting up the purse seine, security and comfort level when multiplicable half a rest.
As a preferred embodiment, a protective net is arranged between the guard ring and the climbing ladder at a position close to the bolt hole, so that the safety in the climbing process can be increased, the anti-falling protection effect can be achieved to a certain extent, the safety harness can sit on the protective net for rest after being limited and locked, the protective net is combined with a limiting mechanism of the guide slide rail, and the safety and the comfort level during the rest are improved; a climbing opening is formed in one side, close to the climbing ladder, of the protective net; climbing mouth department is equipped with the bungee, can adjust according to tower machine operating personnel's size to adapt to different operating personnel's climbing and protection.
Further, the longitudinal bars are distributed along the circumferential direction of the guard ring at equal intervals, and the integral firmness of the guard ring structure is improved.
Furthermore, the top of the tower frame is also provided with a high-altitude falling protector which can be a speed difference device in the prior art, and the high-altitude falling protector utilizes the falling speed difference of an object to carry out automatic control, is used for hanging high and low and improves the safety during climbing.
As a preferable embodiment, the surface of the pedal of the climbing ladder is provided with anti-skid lines, so that the climbing safety is improved.
Compared with the prior art, the utility model discloses a tower machine cat ladder protector, when tower machine operating personnel need pause the rest in the way of climbing, can rotate the locking bolt on the direction slide rail for locking bolt rotation stretches into to the bolt hole of direction slider, utilizes locking bolt to carry out spacing locking to the direction slider, avoids tower machine operating personnel to take place to fall because of fatigue climbing, improves the security in the rest process; the guard ring can also be provided with a purse net and/or a protective net, so that the safety and the comfort degree during the half-way rest are improved.
Drawings
Fig. 1 is a schematic structural diagram of embodiment 1 of the present invention.
Fig. 2 is an enlarged schematic view of the position a of the present invention.
Fig. 3 is a schematic view of a retainer mounting structure according to embodiment 1 of the present invention.
Fig. 4 is a schematic structural view of embodiment 2 of the present invention.
Fig. 5 is a schematic structural view of embodiment 3 of the present invention.
Fig. 6 is a schematic structural view of embodiment 4 of the present invention.
The components in the drawings are labeled as: 1-tower, 2-climbing ladder, 3-guard ring, 4-longitudinal rod, 5-guide sliding block, 6-hook, 7-safety rope, 8-threaded hole, 9-bolt hole, 10-locking bolt, 11-purse net, 12-protective net, 13-climbing opening, 14-elastic rope and 15-anti-slip pattern.
Detailed Description
Example 1:
the tower crane ladder climbing protection device shown in fig. 1 to 3 comprises a tower frame 1 and a ladder climbing stand 2 vertically installed along the height direction of the tower frame 1; a protective ring 3 is arranged on the periphery of the climbing ladder 2; the adjacent guard rings 3 are connected through a plurality of longitudinal rods 4; a guide sliding rail 4 is vertically fixed in the center of the front side of the climbing ladder 2; a guide sliding block 5 is slidably arranged in the guide sliding rail 4; a hook 6 is fixedly arranged on the guide slide block 5; the hook 6 is connected with the safety harness in a locking way through a safety rope 7; a threaded hole 8 is formed in the center of the guide sliding block 5 in a penetrating manner along the length direction of the guide sliding block 5; a plurality of pairs of bolt holes 9 matched with the threaded holes are formed in the side face of the guide slide rail 4 at intervals along the height direction of the guide slide rail 4; a locking bolt 10 is arranged in the bolt hole 9, a guide sliding rail is arranged in the middle of the climbing ladder, and the safety harness is connected with the guide sliding rail in a sliding manner through a guide sliding block; and set up the stop gear who is used for locking safety harness on the direction slide rail, when tower machine operating personnel need the rest of pause in the way in the climbing, but the locking bolt on the rotatable direction slide rail for locking bolt is rotatory to stretch into to the bolt hole of direction slider in, utilizes locking bolt to carry out spacing locking to the direction slider, avoids tower machine operating personnel to take place to fall because of fatigue climbing.
Vertical pole 4 distributes along 3 circumference equidistance of protective shroud, improves the whole firm degree of protective shroud structure.
The top of the tower frame 1 is also provided with a high-altitude falling protector which can be a speed difference device in the prior art, and the high-altitude falling protector utilizes the falling speed difference of an object to perform automatic control, is used for hanging high and low and improves the safety during climbing.
Example 2:
as shown in fig. 4, the tower crane ladder stand protection device has the same structure as that of the embodiment 1, wherein a purse net 11 is installed between the upper and lower adjacent guard rings 3 near the position of the bolt hole, a limiting mechanism of a guide slide rail is combined with the purse net, when the tower crane operator needs to pause in the process of climbing, the safety shoulder strap can be limited and locked, then the operator leans against the purse net to have a rest, and the safety and comfort level during the process of rest can be increased by arranging the purse net.
Example 3:
the tower crane ladder stand protection device shown in fig. 5 has a structure basically the same as that of the embodiment 1, wherein a protective net 12 is arranged between the guard ring 3 and the climbing stand 2 at a position close to a bolt hole, so that the safety in the climbing process can be increased, the anti-falling protection effect can be achieved to a certain extent, the safety harness can be limited and locked, then the protective net can sit on the protective net for rest, the protective net is combined with a limiting mechanism of a guide slide rail, and the safety and the comfort level during the rest in the midway are improved; a climbing opening 13 is formed in one side, close to the climbing ladder 3, of the protective net 12; climbing mouth 13 department is equipped with bungee 14, can adjust according to tower machine operating personnel's size to adapt to different operating personnel's climbing and protection.
Example 4:
the structure of the tower crane ladder stand protection device shown in fig. 6 is basically the same as that of the embodiment 1, wherein the surface of a tread plate of the climbing stand 2 is provided with anti-skid lines 15, so that the climbing safety is improved.
The above-mentioned embodiment is only the preferred embodiment of the present invention, so all the equivalent changes or modifications made by the structure, features and principles of the present invention are included in the claims of the present invention.
Claims (6)
1. A tower crane ladder stand protection device comprises a tower stand and a ladder stand vertically installed along the height direction of the tower stand; the method is characterized in that: a protective ring is arranged on the periphery of the climbing ladder; the adjacent guard rings are connected through a plurality of longitudinal rods; a guide sliding rail is vertically fixed in the center of the front side of the climbing ladder; a guide sliding block is slidably arranged in the guide sliding rail; a hook is fixedly arranged on the guide sliding block; the hook is connected with the safety harness in a locking way through a safety rope; a threaded hole is formed in the center of the guide sliding block in a penetrating mode along the length direction of the guide sliding block; a plurality of pairs of bolt holes matched with the threaded holes are formed in the side face of the guide slide rail at intervals along the height direction of the guide slide rail; and locking bolts are arranged in the bolt holes.
2. The tower machine cat ladder protector of claim 1, characterized in that: and a purse net is arranged between the upper and lower adjacent retainer close to the bolt hole.
3. The tower machine cat ladder protector of claim 1, characterized in that: a protective net is arranged between the protective ring and the climbing ladder at the position close to the bolt hole; a climbing opening is formed in one side, close to the climbing ladder, of the protective net; climbing mouth department is equipped with the bungee.
4. The tower machine cat ladder protector of claim 1, characterized in that: the vertical rods are distributed along the circumferential direction of the retainer at equal intervals.
5. The tower machine cat ladder protector of claim 1, characterized in that: and a high-altitude falling protector is also installed at the top of the tower frame.
6. The tower machine cat ladder protector of claim 1, characterized in that: the surface of the pedal of the climbing ladder is provided with anti-skid lines.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120448174.XU CN214733998U (en) | 2021-03-02 | 2021-03-02 | Tower machine cat ladder protector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120448174.XU CN214733998U (en) | 2021-03-02 | 2021-03-02 | Tower machine cat ladder protector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214733998U true CN214733998U (en) | 2021-11-16 |
Family
ID=78590837
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120448174.XU Active CN214733998U (en) | 2021-03-02 | 2021-03-02 | Tower machine cat ladder protector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214733998U (en) |
-
2021
- 2021-03-02 CN CN202120448174.XU patent/CN214733998U/en active Active
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