CN113975672A - Anti-falling device for tower operation - Google Patents
Anti-falling device for tower operation Download PDFInfo
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- CN113975672A CN113975672A CN202111274341.4A CN202111274341A CN113975672A CN 113975672 A CN113975672 A CN 113975672A CN 202111274341 A CN202111274341 A CN 202111274341A CN 113975672 A CN113975672 A CN 113975672A
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- plate
- connecting rod
- brake
- tower
- clamping groove
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- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62B—DEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
- A62B35/00—Safety belts or body harnesses; Similar equipment for limiting displacement of the human body, especially in case of sudden changes of motion
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- General Health & Medical Sciences (AREA)
- Business, Economics & Management (AREA)
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- Emergency Lowering Means (AREA)
Abstract
The invention belongs to the technical field of tower operation, and relates to an anti-falling device for tower operation, which comprises a mounting plate, wherein one end of the mounting plate is connected with one end of an adjustable rod, the other end of the adjustable rod is connected with a limiting plate, a reinforcing plate is arranged on the upper part of the mounting plate, the adjustable rod and the right end face of the reinforcing plate are enclosed into a clamping groove, a brake plate is arranged on the mounting plate below the reinforcing plate, one end of the brake plate far away from the clamping groove is externally connected with a safety belt, and the brake plate is hinged with the brake plate through a hinge shaft. The invention prevents the falling phenomenon of the operator in the pole climbing or high-altitude operation process, and can provide support for the operator to stand at the high position of the pole tower.
Description
Technical Field
The invention relates to an anti-falling device for tower operation, and belongs to the technical field of tower operation.
Background
In the power industry, towers are supports used for supporting power transmission lines in overhead power transmission lines, and a power grid company needs to carry out a large amount of power transmission line climbing maintenance work every year in order to guarantee the power supply quality to the maximum extent; the pole climbing tool used at present is generally a pole climber which is an arc iron tool sleeved on a shoe for climbing a pole, and has the advantages of light weight, high strength and good toughness; the adjustability is good, and the device is portable and flexible; the electric climbing tool has the advantages of safety, reliability, convenience in carrying and the like, and is an ideal tool for electricians to climb cement poles or wood poles with different specifications; according to the requirements of the safety operation regulations of electric power construction, when the transmission line climbs a tower for operation, effective safety protection measures must be taken to avoid the accident of falling from the high place of workers; but current shaft tower operation does not set up anti-falling device, only relies on climbers and safety belt to support the pole-climbing, and need stand in the shaft tower eminence for a long time when the operation personnel overhauls sometimes, only relies on climbers and safety belt to support, and physical power consumes greatly, causes fatigue easily, takes place the phenomenon of falling, causes the injury to operation personnel's personal safety.
Disclosure of Invention
The technical problem to be solved by the invention is as follows: the anti-falling device for the tower operation is used for overcoming the defects of the prior art, preventing the falling phenomenon of an operator during pole climbing or high-altitude operation and providing a supporting effect for the operator to stand at the high position of the tower.
The anti-falling device for tower operation comprises a mounting plate, wherein one end of the mounting plate is connected with one end of an adjustable rod, the other end of the adjustable rod is connected with a limiting plate, a reinforcing plate is arranged at the upper part of the mounting plate, the adjustable rod and the right end face of the reinforcing plate are enclosed to form a clamping groove, a brake plate is arranged on the mounting plate below the reinforcing plate, one end of the brake plate, far away from the clamping groove, is externally connected with a safety belt, and the brake plate is hinged with the brake plate through a hinge shaft.
When the adjustable brake device is used, the length of the adjustable rod is adjusted according to the outer diameter of the tower, so that the clamping groove is clamped on the tower and cannot be clamped, the adjustable brake device can move along the tower, one end of the brake plate is connected with a safety belt of an operator, when the operator climbs upwards and falls, one end of the brake plate connected with the safety belt of the operator is subjected to downward tension, the other end of the brake plate rotates upwards under the rotating action of the hinge shaft and abuts against the tower in the clamping groove, and therefore the adjustable brake device stops sliding and prevents the operator from falling; when an operator drives the adjustable pole to move to the high position of the tower for maintenance operation, the operator can adjust the adjustable pole to enable the limiting plate to move towards the tower to clamp the tower tightly, then the gravity center of the operator downwards applies force to one end of the braking plate connected with the safety belt of the operator, the other end of the braking plate upwards rotates under the rotating action of the hinge shaft, the braking plate abuts against the tower in the clamping groove, the adjustable pole is further fixed on the tower, the situation that the gravity center of the operator is completely applied to the foot fastener can be avoided, the adjustable pole can support the operator for operation, and the phenomenon that the operator is tired and falls due to large physical strength consumption can be avoided.
Preferably, one end of the brake plate close to the clamping groove is provided with a friction block. When an operator falls, one end of the brake plate connected with the safety belt of the operator is subjected to downward tension, one end of the brake plate provided with the friction block rotates upwards under the rotation action of the hinge shaft and abuts against the tower in the clamping groove, so that the brake device stops sliding downwards and prevents the operator from falling; the friction block is arranged, so that the friction force between the friction block and the tower when the brake is stopped is increased, the brake stopping effect of the invention is increased, and the safety and reliability are improved.
Preferably, one end of the brake plate far away from the clamping groove is externally connected with a hook of the safety belt through the switching block. When the safety belt is used, the existing operator generally wears the safety belt, and the hook led out from the belt at the front of the operator is hung on the through hole of the switching block to realize the connection between the operator and the structure of the invention.
Preferably, the switching block is fixedly connected with the brake plate through a rivet, and the connection mode is simple and firm.
Preferably, the adjustable rod comprises a first connecting rod and a second connecting rod, one end of the second connecting rod is fixedly connected with the mounting plate, a cavity is formed in the second connecting rod, one end of the first connecting rod extends into the cavity of the second connecting rod, and the first connecting rod is fixed between the second connecting rod through a fastening bolt; the other end of the connecting rod is connected with the limiting plate. The fastening bolt is arranged at the position close to the left end of the second connecting rod; because the actual external diameter size of shaft tower is inconsistent, during the use, through adjusting the length that connecting rod one stretched into in the two cavitys of connecting rod, adjust the draw-in groove size to adapt to the shaft tower of different diameters size.
Preferably, the friction block is provided with 2 step through holes, the brake plate is provided with threaded holes corresponding to the step through holes, and the hexagon socket head cap screw penetrates through the step through holes of the friction block to be in threaded connection with the brake plate. The countersunk head of the hexagon socket head cap screw is embedded into the step through hole of the friction block, so that the countersunk head of the hexagon socket head cap screw is ensured not to protrude out of the braking surface of the friction block, and the influence on the braking effect caused by the fact that the friction block is pressed on the tower when braking is stopped is avoided.
Preferably, the reinforcing plate is L-shaped, and a clamping groove is formed by the L-shaped reinforcing plate, the mounting plate and the adjustable rod in a surrounding mode in the vertical direction.
Compared with the prior art, the invention has the beneficial effects that:
the tower brake device is reasonable in structural design, and the tower is tightly pressed by the brake plate, so that the tower brake device stops sliding downwards, and operators are prevented from falling; when an operator drives the adjustable pole to move to the high position of the tower for maintenance operation, the operator can adjust the adjustable pole to enable the limiting plate to move towards the tower to clamp the tower tightly, then the gravity center of the operator downwards applies force to one end of the braking plate connected with the safety belt of the operator, the other end of the braking plate upwards rotates under the rotating action of the hinge shaft, the braking plate abuts against the tower in the clamping groove, the adjustable pole is further fixed on the tower, the situation that the gravity center of the operator is completely applied to the foot fastener can be avoided, the adjustable pole can support the operator for operation, and the phenomenon that the operator is tired and falls due to large physical strength consumption can be avoided.
Drawings
FIG. 1 is a front view of a structure of a falling prevention device for tower operation;
FIG. 2 is a top view of the anti-falling device for tower operation;
FIG. 3 is a rear view of the anti-falling device for tower operation.
In the figure: 1. a pole tower; 2. mounting a plate; 3. a reinforcing plate; 4. a brake plate; 5. a transfer block; 6. riveting; 7. a hinge shaft; 8. a friction block; 9. a limiting plate; 10. a first connecting rod; 11. fastening a bolt; 12. a second connecting rod; 13. a card slot; 14. and (4) an inner hexagon bolt.
Detailed Description
The invention is further described below with reference to the accompanying drawings:
as shown in fig. 1-3, the anti-falling device for operation of the tower 1 comprises a mounting plate 2, one end of the mounting plate 2 is connected with one end of an adjustable rod, the other end of the adjustable rod is connected with a limiting plate 9, a reinforcing plate 3 is arranged on the upper portion of the mounting plate 2, the adjustable rod and the right end face of the reinforcing plate 3 are enclosed to form a clamping groove 13, a brake plate 4 is arranged on the mounting plate 2 below the reinforcing plate 3, one end, far away from the clamping groove 13, of the brake plate 4 is externally connected with a safety belt, and the brake plate 4 is hinged with the brake plate 4 through a hinge shaft 7.
In this embodiment:
and a friction block 8 is arranged at one end of the brake plate 4 close to the clamping groove 13. When an operator falls, one end of the brake plate 4 connected with the safety belt of the operator is pulled downwards, one end of the brake plate 4 provided with the friction block 8 rotates upwards under the rotation action of the hinge shaft 7 and abuts against the tower 1 in the clamping groove 13, so that the brake of the invention stops sliding downwards, and the operator is prevented from falling; the friction block 8 is arranged, so that the friction force between the friction block 8 and the tower 1 when the brake is stopped is increased, the brake stopping effect of the invention is increased, and the safety and reliability are improved.
One end of the brake plate 4 far away from the clamping groove 13 is externally connected with a hook of the safety belt through the transfer block 5. When in use, the prior operating personnel generally wear the safety belt, and the hook led out from the belt at the front part of the operating personnel is hung on the through hole of the adapter block 5, so that the connection between the operating personnel and the structure of the invention is realized.
The transfer block 5 is fixedly connected with the brake plate 4 through a rivet 6, and the connection mode is simple and firm.
The adjustable rod comprises a first connecting rod 10 and a second connecting rod 12, one end of the second connecting rod 12 is fixedly connected with the mounting plate 2, a cavity is formed in the second connecting rod 12, one end of the first connecting rod 10 extends into the cavity of the second connecting rod 12, and the first connecting rod 10 is fixed between the second connecting rods 12 through a fastening bolt 11; the other end of the first connecting rod 10 is connected with the limiting plate 9. The fastening bolt 11 is arranged at the position close to the left end of the second connecting rod 12; because the actual external diameter size of shaft tower 1 is inconsistent, during the use, through adjusting the length that connecting rod one 10 stretched into the cavity of connecting rod two 12, adjust the draw-in groove 13 size to adapt to the shaft tower 1 of different diameters size.
The friction block 8 is provided with 2 step through holes, the brake plate 4 is provided with threaded holes corresponding to the step through holes, and the hexagon socket head cap screw 14 penetrates through the step through holes of the friction block 8 to be in threaded connection with the brake plate 4. In the countersunk head embedding friction block 8's of hexagon socket head cap screw 14 step through-hole, guarantee that hexagon socket head cap screw 14's countersunk head does not bulge the braking face of friction block 8, compress tightly shaft tower 1 when avoiding influencing the braking of friction block 8 and stop, influence braking effect.
Reinforcing plate 3 is the L type, and L type reinforcing plate 3's vertical direction encloses into draw-in groove 13 with mounting panel 2, adjustable rod.
During the specific working process, according to the outer diameter of the tower 1, the length of the first connecting rod 10 extending into the cavity of the second connecting rod 12 is adjusted, the size of the clamping groove 13 is adjusted, then the fastening bolt 11 is screwed, so that the clamping groove 13 is clamped on the tower 1 and cannot be clamped, the invention is ensured to move along the tower 1, the mounting hole of the transfer block 5 is connected with a hook on a safety belt of an operator, when the operator climbs upwards and falls, one end of a braking plate 4 connected with the safety belt of the operator is subjected to downward tension, the other end of the braking plate 4 rotates upwards under the rotation action of a hinge shaft 7 and abuts against the tower 1 in the clamping groove 13, and therefore the invention brakes and stops sliding downwards to prevent the operator from falling; when an operator drives the invention to move to the high position of the tower 1 to carry out maintenance operation, the operator adjusts the length of the first connecting rod 10 extending into the cavity of the second connecting rod 12, so that the limiting plate 9 moves towards the tower 1 to clamp the tower 1 tightly, then the fastening bolt 11 is screwed, the operator can downwards apply force to one end of the braking plate 4 connected with the safety belt of the operator by the gravity center of the operator, the other end of the braking plate 4 rotates upwards under the rotation action of the hinge shaft 7, the friction block 8 abuts against the tower 1 in the clamping groove 13, and the invention is further fixed on the tower 1, so that the gravity center of the operator can be prevented from being completely applied to the foot fastener.
Claims (7)
1. The utility model provides a safety device for shaft tower operation which characterized in that: the adjustable brake device comprises a mounting plate (2), one end of an adjustable rod is connected with one end of the mounting plate (2), the other end of the adjustable rod is connected with a limiting plate (9), a reinforcing plate (3) is arranged on the upper portion of the mounting plate (2), a clamping groove (13) is formed by enclosing the mounting plate (2), the adjustable rod and the right end face of the reinforcing plate (3), a brake plate (4) is arranged on the mounting plate (2) below the reinforcing plate (3), an external safe waist belt is connected with one end of the brake plate (4) far away from the clamping groove (13), and the brake plate (4) is hinged with the brake plate (4) through a hinge shaft (7).
2. The anti-falling device for tower operation according to claim 1, characterized in that: and a friction block (8) is arranged at one end of the brake plate (4) close to the clamping groove (13).
3. The anti-falling device for tower operation according to claim 1, characterized in that: one end of the brake plate (4) far away from the clamping groove (13) is externally connected with a hook of the safety belt through the transfer block (5).
4. The anti-falling device for tower operation according to claim 3, characterized in that: the transfer block (5) is fixedly connected with the brake plate (4) through a rivet (6).
5. The anti-falling device for tower operation according to claim 1, characterized in that: the adjustable rod comprises a first connecting rod (10) and a second connecting rod (12), one end of the second connecting rod (12) is fixedly connected with the mounting plate (2), a cavity is formed in the second connecting rod (12), one end of the first connecting rod (10) extends into the cavity of the second connecting rod (12), and the first connecting rod (10) and the second connecting rod (12) are fixed through a fastening bolt (11); the other end of the first connecting rod (10) is connected with a limiting plate (9).
6. The anti-falling device for tower operation according to claim 2, characterized in that: the friction block (8) is provided with 2 step through holes, the brake plate (4) is provided with threaded holes corresponding to the step through holes, and the hexagon socket head cap screw (14) penetrates through the step through holes of the friction block (8) to be in threaded connection with the brake plate (4).
7. The anti-falling device for tower operation according to claim 1, characterized in that: the reinforcing plate (3) is L-shaped, and a clamping groove (13) is formed by enclosing the vertical direction of the L-shaped reinforcing plate (3), the mounting plate (2) and the adjustable rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111274341.4A CN113975672A (en) | 2021-10-29 | 2021-10-29 | Anti-falling device for tower operation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111274341.4A CN113975672A (en) | 2021-10-29 | 2021-10-29 | Anti-falling device for tower operation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113975672A true CN113975672A (en) | 2022-01-28 |
Family
ID=79744593
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111274341.4A Pending CN113975672A (en) | 2021-10-29 | 2021-10-29 | Anti-falling device for tower operation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113975672A (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2188246A (en) * | 1984-11-07 | 1987-09-30 | William Ernest Greenway | Fall arrest safety device for pole climbers |
| DE3938942A1 (en) * | 1989-11-24 | 1991-06-06 | Markus Lehner | Cable brake for climbing and abseiling - has automatic release of brake action using profiled brake piston |
| CN201578775U (en) * | 2010-01-22 | 2010-09-15 | 国网电力科学研究院武汉南瑞有限责任公司 | Intelligent pole and tower operation falling prevention device |
| CN201643473U (en) * | 2009-10-28 | 2010-11-24 | 孔庆峰 | Slideway fall protection device of outer slide type |
| CN107819290A (en) * | 2017-12-12 | 2018-03-20 | 国网安徽省电力公司亳州供电公司 | The anti-fall aerial work platform of height adjustable |
| CN108187260A (en) * | 2017-12-01 | 2018-06-22 | 常州思宇知识产权运营有限公司 | Operation falling prevention device on a kind of cement electric pole |
| CN109011424A (en) * | 2018-10-04 | 2018-12-18 | 南京正鑫照明科技有限公司 | Climbing pedal is used in a kind of construction of street lamp |
| CN209500577U (en) * | 2018-12-29 | 2019-10-18 | 国网河南省电力公司郑州供电公司 | It ascends a height operation foot nail type fall protection equipment |
-
2021
- 2021-10-29 CN CN202111274341.4A patent/CN113975672A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2188246A (en) * | 1984-11-07 | 1987-09-30 | William Ernest Greenway | Fall arrest safety device for pole climbers |
| DE3938942A1 (en) * | 1989-11-24 | 1991-06-06 | Markus Lehner | Cable brake for climbing and abseiling - has automatic release of brake action using profiled brake piston |
| CN201643473U (en) * | 2009-10-28 | 2010-11-24 | 孔庆峰 | Slideway fall protection device of outer slide type |
| CN201578775U (en) * | 2010-01-22 | 2010-09-15 | 国网电力科学研究院武汉南瑞有限责任公司 | Intelligent pole and tower operation falling prevention device |
| CN108187260A (en) * | 2017-12-01 | 2018-06-22 | 常州思宇知识产权运营有限公司 | Operation falling prevention device on a kind of cement electric pole |
| CN107819290A (en) * | 2017-12-12 | 2018-03-20 | 国网安徽省电力公司亳州供电公司 | The anti-fall aerial work platform of height adjustable |
| CN109011424A (en) * | 2018-10-04 | 2018-12-18 | 南京正鑫照明科技有限公司 | Climbing pedal is used in a kind of construction of street lamp |
| CN209500577U (en) * | 2018-12-29 | 2019-10-18 | 国网河南省电力公司郑州供电公司 | It ascends a height operation foot nail type fall protection equipment |
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| Date | Code | Title | Description |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20220128 |
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| RJ01 | Rejection of invention patent application after publication |