CN212863935U - Tower crane safety protection instrument - Google Patents
Tower crane safety protection instrument Download PDFInfo
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- CN212863935U CN212863935U CN202021776437.1U CN202021776437U CN212863935U CN 212863935 U CN212863935 U CN 212863935U CN 202021776437 U CN202021776437 U CN 202021776437U CN 212863935 U CN212863935 U CN 212863935U
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- tower crane
- climbing
- door
- ladder
- safety protection
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Abstract
The utility model discloses a tower crane safety protection tool, which comprises an anti-falling device arranged at the top of a tower crane and an anti-climbing device arranged on a tower crane ladder; the anti-falling device comprises a speed difference automatic controller arranged at the top of the tower crane and a safety belt connected with the speed difference automatic controller and used for fixing personnel; the speed difference automatic controller is fixed on the top of the tower crane through a fixing piece; the anti-climbing device comprises an anti-climbing door arranged on the tower crane ladder and a locking piece arranged on the anti-climbing door and used for locking the anti-climbing door, and a fixing component connected with the tower crane ladder is arranged on the anti-climbing door. The utility model is provided with the anti-falling device, which can prevent the falling accident caused by stepping on the tower crane or the falling speed is too fast, and has low investment cost and strong operability; set up anti-climb device, can prevent that irrelevant personnel from climbing the tower crane, prevent unexpected emergence, emergence of incident on the reduction tower crane that can be pertinence, simple structure and safe and reliable.
Description
Technical Field
The utility model belongs to the technical field of tower crane equipment, especially, relate to a tower crane safety protection instrument.
Background
In the engineering construction process, casualties and equipment damage caused by using large-scale machinery are the first risk factors of safety accidents on construction sites, and once accidents occur when the large-scale machinery is used, the damage to the personnel and the property loss are immeasurable. With the continuous acceleration of the basic construction pace, the tower crane is widely used as the most common vertical transportation tool on the site, the demand on operators who operate the tower crane is obviously increased, and in order to meet the personnel demand on the construction site, the safety quality and consciousness of part of the operators are engaged in the work under the condition that the safety requirements of construction are not met, so that safety accidents are easily caused. In addition, due to the fact that personal cultural degree differences and phenomena such as difficult correspondence between theories and reality can cause safety accidents, the tower crane safety protection tool is provided for guaranteeing smooth construction and safety of operators so as to solve the problems.
SUMMERY OF THE UTILITY MODEL
The technical problem to be solved by the utility model is to provide a tower crane safety protection tool aiming at the defects in the prior art, and through the arrangement of the anti-falling device, the falling accident caused by stepping on the tower crane or too fast descending speed can be prevented, the investment cost is low, and the operability is strong; set up anti-climbing device can prevent that irrelevant personnel from climbing the tower crane, prevents unexpected emergence, emergence of incident on the reduction tower crane that can be pertinence, simple structure and safe and reliable.
In order to solve the technical problem, the utility model discloses a technical scheme is: the utility model provides a tower crane safety protection instrument which characterized in that: comprises a falling prevention device arranged at the top of the tower crane and an anti-climbing device arranged on a tower crane ladder;
the anti-falling device comprises a speed difference automatic controller arranged at the top of the tower crane and a safety belt connected with the speed difference automatic controller and used for fixing personnel; the speed difference automatic controller is fixed on the top of the tower crane through a fixing piece;
the anti-climbing device comprises an anti-climbing door and a locking piece, wherein the anti-climbing door is arranged on the tower crane ladder and is used for locking the anti-climbing door, and the anti-climbing door is provided with a fixing component connected with the tower crane ladder.
Foretell tower crane safety protection instrument, its characterized in that: the climbing-preventing door comprises a connecting rod and a connecting rod, wherein the connecting rod is vertically arranged on one side of the tower crane crawling ladder, the connecting rod is symmetrically arranged on two sides of the connecting rod and used for enclosing and blocking a door plate of the tower crane crawling ladder, and the door plate is connected with the connecting rod through hinges.
Foretell tower crane safety protection instrument, its characterized in that: the locking member includes a shackle provided on the door panel and a padlock mounted on the shackle for locking both of the shackles.
Foretell tower crane safety protection instrument, its characterized in that: the width of the door plate is greater than that of the tower crane ladder stand.
Foretell tower crane safety protection instrument, its characterized in that: the fixing component is arranged on the connecting rod and comprises fixing hoops symmetrically arranged on the connecting rod and used for being connected with the tower crane ladder stand.
Compared with the prior art, the utility model has the following advantage:
1. the utility model is provided with the anti-falling device, which can prevent the falling accident caused by stepping on the tower crane or the falling speed is too fast, and has low investment cost and strong operability; set up anti-climbing device can prevent that irrelevant personnel from climbing the tower crane, prevents unexpected emergence, emergence of incident on the reduction tower crane that can be pertinence, simple structure and safe and reliable.
2. The utility model discloses in utilize fixed subassembly can with anti-climb device fixes on the tower crane cat ladder, prevent thereby the position of anti-climb device is unset can not play the shutoff effect to the tower crane cat ladder.
In conclusion, the anti-falling device can prevent falling accidents caused by stepping on the tower crane or too fast descending speed in the process of getting on and off the tower crane by the arrangement of the anti-falling device, and has low investment cost and strong operability; set up anti-climbing device can prevent that irrelevant personnel from climbing the tower crane, prevents unexpected emergence, emergence of incident on the reduction tower crane that can be pertinence, simple structure and safe and reliable.
The technical solution of the present invention is further described in detail by the accompanying drawings and examples.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is the utility model discloses the relation of connection schematic diagram of anti-climbing device and tower crane cat ladder.
Description of reference numerals:
1-tower crane; 1-tower crane ladder stand; 2-speed difference automatic controller;
3-safety belt; 4, fixing parts; 5-1-connecting rod;
5-2-door panel; 6-1-locking ring; 6-2-padlock;
7, fixing a hoop; 8, a safety rope; and 9-hinge.
Detailed Description
As shown in fig. 1 and 2, the utility model comprises a falling prevention device arranged on the top of the tower crane 1 and a climbing prevention device arranged on the tower crane ladder 1-1;
the anti-falling device comprises a speed difference automatic controller 2 arranged at the top of the tower crane 1 and a safety belt 3 connected with the speed difference automatic controller 2 and used for fixing personnel; the speed difference automatic controller 2 is fixed on the top of the tower crane 1 through a fixing piece 4;
the anti-climbing device comprises an anti-climbing door arranged on the tower crane ladder stand 1-1 and a locking piece arranged on the anti-climbing door and used for locking the anti-climbing door, wherein a fixing component connected with the tower crane ladder stand 1-1 is arranged on the anti-climbing door.
When the anti-falling device is used in practice, falling accidents caused by stepping on the tower crane or too fast descending speed can be prevented by the anti-falling device, the investment cost is low, and the operability is strong; set up anti-climbing device can prevent that irrelevant personnel from climbing tower crane 1, prevents unexpected emergence, emergence that can be directed reduction tower crane 1 goes up incident, simple structure and safe and reliable.
The fixing component is utilized to fix the anti-climbing device on the tower crane crawling ladder 1-1, so that the anti-climbing device is prevented from being unfixed in position and cannot block the tower crane crawling ladder 1-1.
It should be noted that the differential speed automatic controller 2 is a TXS2-50 type differential speed automatic controller, and the differential speed automatic controller 2 can perform self-locking when the winding and unwinding speed of the steel wire rope exceeds 1 m/s, so as to limit people on the steel wire rope to continuously slide down. The fixing piece 4 is made of a nylon rope, anti-abrasion measures can be made in the installation process, and a steel wire rope is additionally arranged to strengthen and fix the fixing piece again. The safety belt 3 is a five-point safety belt, and the selected five-point safety belt is connected to a clamp at the bottom of the speed difference automatic controller 2. The safety belt 3 is connected with the speed difference automatic controller 2 through a safety rope 8.
As shown in fig. 2, in this embodiment, the climbing-prevention door includes a connecting rod 5-1 vertically disposed on one side of the tower crane ladder 1-1 and door panels 5-2 symmetrically disposed on two sides of the connecting rod 5-1 and used for enclosing and blocking the tower crane ladder 1-1, and the door panels 5-2 are connected with the connecting rod 5-1 through hinges 9.
During actual use, the connecting rod 5-1 is made of a galvanized square pipe, the door plate 5-2 is made of a galvanized square pipe and an iron sheet, a frame with the width of 400mm and the length of 1200mm is welded on the galvanized square pipe, and a stainless steel plate with the thickness of 1.2mm is welded on the surface of the frame to serve as a surface layer of the door plate 5-2.
As shown in fig. 1 and 2, in the present embodiment, the locking member includes a shackle 6-1 provided on the door panel 5-2 and a padlock 6-2 mounted on the shackle 6-1 for locking both of the shackles 6-1.
In the embodiment, the width of the door plate 5-2 is larger than that of the tower crane ladder stand 1-1.
In practical use, the door plate 5-2 can play a role in blocking only when the width is larger than that of the tower crane ladder stand 1-1; while also facilitating locking of the two door panels 5-2.
As shown in fig. 1, in this embodiment, the fixing assemblies are disposed on the connecting rod 5-1, and the fixing assemblies include fixing hoops 7 symmetrically disposed on the connecting rod 5-1 and used for connecting with the tower crane ladder 1-1.
The utility model discloses during the use, at 1 top installation anti-falling device of tower crane, personnel will with the safety belt 3 that speed difference automatic controller 2 is connected is worn, then scrambles tower crane cat ladder 1-1, process during the anti-climbing device, open locking piece by oneself and continue to scramble, when personnel climb during the anti-climbing device, the personnel of below are right the anti-climbing device locks.
The above, only be the utility model discloses a preferred embodiment, it is not right the utility model discloses do any restriction, all according to the utility model discloses the technical entity all still belongs to any simple modification, change and the equivalent structure change of doing above embodiment the utility model discloses technical scheme's within the scope of protection.
Claims (5)
1. The utility model provides a tower crane safety protection instrument which characterized in that: comprises a falling prevention device arranged at the top of a tower crane (1) and an anti-climbing device arranged on a tower crane ladder (1-1);
the anti-falling device comprises a speed difference automatic controller (2) arranged at the top of the tower crane (1) and a safety belt (3) connected with the speed difference automatic controller (2) and used for fixing personnel; the speed difference automatic controller (2) is fixed on the top of the tower crane (1) through a fixing piece (4);
the anti-climbing device comprises an anti-climbing door arranged on the tower crane ladder stand (1-1) and a locking piece arranged on the anti-climbing door and used for locking the anti-climbing door, wherein a fixing component connected with the tower crane ladder stand (1-1) is arranged on the anti-climbing door.
2. The tower crane safety protection tool of claim 1, characterized in that: the climbing-preventing door comprises a connecting rod (5-1) vertically arranged on one side of the tower crane crawling ladder (1-1) and door plates (5-2) symmetrically arranged on two sides of the connecting rod (5-1) and used for enclosing and blocking the tower crane crawling ladder (1-1), and the door plates (5-2) are connected with the connecting rod (5-1) through hinges (9).
3. The tower crane safety protection tool of claim 2, wherein: the locking piece comprises a locking ring (6-1) arranged on the door panel (5-2) and a padlock (6-2) arranged on the locking ring (6-1) and used for locking the two locking rings (6-1).
4. The tower crane safety protection tool of claim 2, wherein: the width of the door plate (5-2) is larger than that of the tower crane ladder stand (1-1).
5. The tower crane safety protection tool of claim 2, wherein: the fixing component is arranged on the connecting rod (5-1) and comprises fixing hoops (7) which are symmetrically arranged on the connecting rod (5-1) and used for being connected with the tower crane ladder stand (1-1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021776437.1U CN212863935U (en) | 2020-08-21 | 2020-08-21 | Tower crane safety protection instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021776437.1U CN212863935U (en) | 2020-08-21 | 2020-08-21 | Tower crane safety protection instrument |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212863935U true CN212863935U (en) | 2021-04-02 |
Family
ID=75190882
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021776437.1U Active CN212863935U (en) | 2020-08-21 | 2020-08-21 | Tower crane safety protection instrument |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212863935U (en) |
-
2020
- 2020-08-21 CN CN202021776437.1U patent/CN212863935U/en active Active
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