CN115487438B - Anti-falling device for iron tower - Google Patents
Anti-falling device for iron tower Download PDFInfo
- Publication number
- CN115487438B CN115487438B CN202211116891.8A CN202211116891A CN115487438B CN 115487438 B CN115487438 B CN 115487438B CN 202211116891 A CN202211116891 A CN 202211116891A CN 115487438 B CN115487438 B CN 115487438B
- Authority
- CN
- China
- Prior art keywords
- hook
- lock
- lock catch
- mounting seat
- unlocking
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Classifications
-
- 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
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/70—Wind energy
- Y02E10/72—Wind turbines with rotation axis in wind direction
Landscapes
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Emergency Lowering Means (AREA)
Abstract
The invention belongs to the technical field of electric power overhaul, and discloses an iron tower falling prevention device. The iron tower anti-falling device comprises a first locking mechanism, a second locking mechanism, a first unlocking mechanism and a second unlocking mechanism, operators can be guaranteed to climb the iron tower in the process of holding the first locking mechanism and the first unlocking mechanism by a left hand, holding the second locking mechanism and the second unlocking mechanism by a right hand, pressing the second locking hook of the first unlocking mechanism by a left hand to unlock the right hand, enabling the right hand to move forward upwards, then pressing the first locking hook of the second unlocking mechanism by the right hand to unlock the left hand, enabling the left hand to move forward upwards, and accordingly reciprocating left and right hands to climb upwards alternately.
Description
Technical Field
The invention relates to the technical field of electric power overhaul, in particular to an iron tower falling prevention device.
Background
When overhauling the steel pylon that does not install the anti-falling guide rail, the operating personnel need use the safety belt to prevent falling protection when climbing the iron pylon, and main protection rope and reserve protection rope must have one to fix on the steel of iron pylon in-process of going up the tower promptly, and the tower speed of going up is slow in one step and detaining the tower mode of going up. In order to increase the speed of climbing the tower, operators can directly climb the tower without using the safety belt, and when the safety belt is not used correctly, high-altitude falling accidents occur.
Therefore, there is a need for a fall arrest device for iron towers to solve the problems of the prior art.
Disclosure of Invention
The invention aims to provide an anti-falling device for an iron tower, which can improve the climbing speed under the condition of ensuring the safety of operators.
To achieve the purpose, the invention adopts the following technical scheme:
iron tower anti-falling device includes:
the first locking mechanism comprises a first lock hook, a first lock catch and a first torsion elastic piece, wherein a first pin shaft is arranged on the first lock hook, the first lock catch is rotationally connected with the first pin shaft, the first torsion elastic piece is sleeved on the first pin shaft, one end of the first torsion elastic piece is abutted with the first lock hook, the other end of the first torsion elastic piece is abutted with the first lock catch, the first torsion elastic piece is configured to enable the first lock catch and the first lock hook to form a first limiting space in a surrounding mode, and the first pin is limited in the first limiting space;
the second locking mechanism comprises a second lock hook, a second lock catch and a second torsion elastic piece, a second pin shaft is arranged on the second lock hook, the second lock catch is rotationally connected with the second pin shaft, the second torsion elastic piece is sleeved on the second pin shaft, one end of the second torsion elastic piece is abutted with the second lock hook, the other end of the second torsion elastic piece is abutted with the second lock catch, and the second torsion elastic piece is configured to enable the second lock catch and the second lock hook to enclose to form a second limit space, and a second pin is limited in the second limit space;
a first unlocking mechanism disposed on the first latch hook, the first unlocking mechanism configured to unlock the second locking mechanism;
and the second unlocking mechanism is arranged on the second locking hook and is configured to unlock the first locking mechanism.
Optionally, the first latch hook further includes a first avoidance groove, the first latch is disposed in the first avoidance groove, the second latch hook further includes a second avoidance groove, and the second latch is disposed in the second avoidance groove.
Optionally, a first guiding inclined plane is arranged on the first lock catch, the first guiding inclined plane is configured to guide the first lock hook when the first lock hook is hung on the first pin, a second guiding inclined plane is arranged on the second lock catch, and the second guiding inclined plane is configured to guide the second lock hook when the second lock hook is hung on the second pin.
Optionally, the first latch hook and the first latch fastener are both provided with a first anti-slip layer, and the second latch hook and the second latch fastener are both provided with a second anti-slip layer.
Optionally, the first locking hook is disposed on the first fixing hole, and the second locking hook is disposed on the second fixing hole.
Optionally, first release mechanism includes first mount pad, first connecting rope and first release handle, first mount pad set up in on the first latch hook, first release handle with first mount pad rotates to be connected just first release handle is close to the one end butt of first mount pad is in on the first mount pad, first connecting rope one end with the second hasp is connected, the other end with first release handle is close to the one end of first mount pad is connected.
Optionally, the second release mechanism includes second mount pad, second connecting rope and second release handle, the second mount pad set up in on the second latch hook, the second release handle with the second mount pad rotates to be connected just the second release handle is close to the both ends butt of second mount pad is in on the second mount pad, second connecting rope one end with first hasp is connected, the other end with the second release handle is close to the one end of second mount pad is connected.
Optionally, the first torsion elastic member and the second torsion elastic member are torsion springs.
Optionally, the first latch hook and the second latch hook are both made of a metal material.
Optionally, the metal material is an aluminum alloy.
The beneficial effects are that:
according to the iron tower anti-falling device, an operator can hold the first locking mechanism and the first unlocking mechanism by a left hand in the process of climbing the iron tower, the second locking mechanism and the second unlocking mechanism by a right hand, the first unlocking mechanism can be pressed by the left hand to unlock the second locking hook of the right hand, the second locking hook held by the right hand can be hooked on the second foot nail at a high position, the right hand can move upwards by one step, at the moment, the left hand is loosened, the first locking hook of the left hand is pressed by the right hand to unlock the first locking hook of the left hand, the left hand can be hooked on the first foot nail at the high position, the left hand can move forwards upwards, and the reciprocating left hand and the right hand can climb upwards alternately, so that the anti-falling protection is provided for the operator.
Drawings
FIG. 1 is a schematic structural view of an iron tower anti-falling device provided by the invention;
FIG. 2 is a schematic diagram of a prior art pylon;
fig. 3 is a schematic structural view of a first locking mechanism and a first unlocking mechanism provided by the invention.
In the figure:
1000. iron tower; 1100. a first leg peg; 1200. a second pin; 1300. connecting a soft rope;
100. a first locking mechanism; 110. a first latch hook; 111. a first avoidance groove; 112. a first fixing hole; 120. a first lock catch; 121. a first guiding inclined surface; 130. the first limiting space; 140. a first support base;
200. a second locking mechanism; 210. a second latch hook; 211. a second avoidance groove; 212. a second fixing hole; 220. a second lock catch; 221. a second guiding inclined surface; 230. the second limiting space; 240. a second support base;
300. a first unlocking mechanism; 310. a first mount; 320. a first connecting rope; 330. a first unlocking handle;
400. a second unlocking mechanism; 410. a second mounting base; 420. a second connecting rope; 430. and a second unlocking handle.
Detailed Description
The invention is described in further detail below with reference to the drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the invention and are not limiting thereof. It should be further noted that, for convenience of description, only some, but not all of the structures related to the present invention are shown in the drawings.
In the description of the present invention, unless explicitly stated and limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present invention will be understood in specific cases by those of ordinary skill in the art.
In the present invention, unless expressly stated or limited otherwise, a first feature "above" or "below" a second feature may include both the first and second features being in direct contact, as well as the first and second features not being in direct contact but being in contact with each other through additional features therebetween. Moreover, a first feature being "above," "over" and "on" a second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is higher in level than the second feature. The first feature being "under", "below" and "beneath" the second feature includes the first feature being directly under and obliquely below the second feature, or simply means that the first feature is less level than the second feature.
In the description of the present embodiment, the terms "upper", "lower", "left", "right", and the like are orientation or positional relationships based on those shown in the drawings, merely for convenience of description and simplicity of operation, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the invention. Furthermore, the terms "first," "second," and the like, are used merely for distinguishing between descriptions and not for distinguishing between them.
Example 1
The embodiment provides an iron tower anti-falling device which can be connected with the existing whole body safety belt to provide anti-falling protection for operators in the process of climbing a tower by the operators, as shown in fig. 1, 2 and 3, the anti-falling device comprises a first locking mechanism 100, a second locking mechanism 200, a first unlocking mechanism 300 and a second unlocking mechanism 400, the first locking mechanism 100 comprises a first lock hook 110, a first lock catch 120 and a first torsion elastic piece, the first lock hook 110 is provided with a first pin shaft, the first lock catch 120 is rotationally connected with the first pin shaft, the first torsion elastic piece is sleeved on the first pin shaft, one end of the first torsion elastic piece is abutted with the first lock hook 110, the other end of the first torsion elastic piece is abutted with the first lock catch 120, the first torsion elastic piece is used for enabling the first lock catch 120 and the first lock hook 110 to be enclosed to form a first limit space 130, and a first pin 1100 is limited in the first limit space 130, so that the first latch hook 110 is locked on the first pin 1100, the second locking mechanism 200 includes a second latch hook 210, a second latch 220 and a second torsion elastic member, a second pin shaft is provided on the second latch hook 210, the second latch hook 220 is rotationally connected with the second pin shaft, the second torsion elastic member is sleeved on the second pin shaft, one end of the second torsion elastic member is abutted with the second latch hook 210, the other end is abutted with the second latch hook 220, the second torsion elastic member is used for forming a second limit space 230 between the second latch hook 220 and the second latch hook 210, the second pin 1200 is limited in the second limit space 230, so that the second latch hook 210 is locked on the second pin 1200, the first unlocking mechanism 300 is arranged on the first latch hook 110, the first unlocking mechanism 300 is used for unlocking the second latch mechanism 200, and the second unlocking mechanism is arranged on the second latch hook 210, the second unlocking mechanism 400 is used to unlock the first locking mechanism 100.
The iron tower anti-falling device provided by the embodiment can ensure that an operator can hold the first locking mechanism 100 and the first unlocking mechanism 300 by a left hand in the process of climbing the iron tower 1000, hold the second locking mechanism 200 and the second unlocking mechanism 400 by a right hand, press the first unlocking mechanism 300 by the left hand to unlock the second lock hook 210 of the right hand, enable the second lock hook 210 held by the right hand to be hooked on the second pin 1200 at a high position, enable the right hand to advance upwards by one step, release the left hand at the moment, press the second unlocking mechanism 400 by the right hand to unlock the first lock hook 110 of the left hand, enable the first lock hook 110 of the left hand to be hooked on the first pin 1100 at a high position, enable the left hand to climb upwards further upwards, so that one of the first locking mechanism 100 and the second locking mechanism 200 alternately climb upwards in a reciprocating manner, ensure that the first locking mechanism 100 and the second locking mechanism 200 always provide anti-falling protection for the operator.
Preferably, as shown in fig. 1, the first latch hook 110 further includes a first avoidance groove 111, the first latch 120 is disposed in the first avoidance groove 111, so that the first latch 120 is ensured to be opened smoothly, the volume of the first latch hook 110 is reduced, materials are saved, the cost is saved, the second latch hook 210 further includes a second avoidance groove 211, the second latch 220 is disposed in the second avoidance groove 211, and the volume of the second latch hook 210 is reduced while the second latch 220 is ensured to be opened smoothly.
Preferably, as shown in fig. 1 and 3, the first lock catch 120 is provided with a first guiding inclined plane 121, and the first guiding inclined plane 121 can play a guiding role when the first lock hook 110 is fastened on the first pin 1100 from top to bottom, so as to reduce the resistance when the first lock hook 110 is hung on the first pin 1100. The second lock catch 220 is provided with a second guiding inclined plane 221, and the second guiding inclined plane 221 can play a guiding role when the second lock hook 210 is opened on the second pin 1200 from top to bottom, so that the resistance when the second lock hook 210 is hung on the second pin 1200 is reduced.
Preferably, the first locking hook 110 and the first lock catch 120 are both provided with a first anti-slip layer, and the first anti-slip layer increases friction between the palm of the operator and the first locking mechanism 100, so that the operator can firmly grasp the first locking mechanism 100, and the safety of the operator is further ensured. The second locking hook 210 and the second lock catch 220 are both provided with a second anti-slip layer, and the second anti-slip layer can increase friction between the palm of an operator and the second locking mechanism 200, so that the operator can firmly grasp the second locking mechanism 200, and the safety of the operator is further ensured. Specifically, the first and second anti-slip layers may each be made of a rubber material.
Preferably, as shown in fig. 1, the first locking hook 110 is disposed on the first fixing hole 112, the first fixing hole 112 is used for connecting the first locking hook 110 with the whole body safety belt through the connecting soft rope 1300, the second locking hook 210 is disposed with the second fixing hole 212, and the second fixing hole 212 is used for connecting the second locking hook 210 with the whole body safety belt through the connecting soft rope 1300.
Preferably, as shown in fig. 1, the first unlocking mechanism 300 includes a first mounting seat 310, a first connecting rope 320 and a first unlocking handle 330, the first mounting seat 310 is disposed on the first lock hook 110, the first unlocking handle 330 is rotationally connected with the first mounting seat 310, one end of the first unlocking handle 330, which is close to the first mounting seat 310, is abutted on the first mounting seat 310, one end of the first connecting rope 320 is connected with the second lock catch 220, the other end of the first connecting rope is connected with one end of the first unlocking handle 330, which is close to the first mounting seat 310, and the first unlocking handle 330 is pressed to rotate around a hinge point with the first mounting seat 310, so that the second lock catch 220 can be pulled to rotate by the first connecting rope 320 to unlock the second locking mechanism 200. Specifically, in this embodiment, the first connecting rope 320 is a brake cable, the first lock hook 110 is provided with a first supporting seat 140 for supporting the outer skin of the brake cable, and it should be noted that the structure and the connection mode of the brake cable are mature technical means in the prior art, which are not described herein again.
Preferably, as shown in fig. 1, the second unlocking mechanism 400 includes a second mounting seat 410, a second connecting rope 420 and a second unlocking handle 430, the second mounting seat 410 is disposed on the second lock hook 210, the second unlocking handle 430 is rotatably connected with the second mounting seat 410, two ends of the second unlocking handle 430, which are close to the second mounting seat 410, are abutted on the second mounting seat 410, one end of the second connecting rope 420 is connected with the first lock catch 120, the other end of the second connecting rope 420 is connected with one end of the second handle, which is close to the second mounting seat 410, and pressing the second unlocking handle 430 can rotate the second unlocking handle 430 around a hinge point with the second mounting seat 410, and the first lock catch 120 can be pulled to rotate by the second connecting rope 420 to unlock the first locking mechanism 100. Specifically, in this embodiment, the second connecting rope 420 is a brake cable, the second lock hook 210 is provided with a second supporting seat 240 for supporting the outer skin of the brake cable, and it should be noted that the structure and the connection mode of the brake cable are mature technical means in the prior art, which are not described herein again.
Optionally, the first torsion elastic member and the second torsion elastic member are torsion springs, the torsion springs have good elasticity and low cost, the locking force of the first lock catch 120 and the second lock catch 220 can be ensured, and the cost is saved.
Optionally, the first latch hook 110 and the second latch hook 210 are made of metal materials, so that structural strength of the first latch hook 110 and the second latch hook 210 is ensured, and safety of operators in falling is ensured.
Further, the metal material is aluminum alloy, and the first lock hook 110 and the second lock hook 210 made of aluminum alloy are light in weight and high in strength, so that the labor intensity of operators in the climbing process can be reduced.
Implement two
The iron tower anti-falling device provided by the embodiment is basically the same as the first embodiment, and is different from the first embodiment in that the iron tower anti-falling device further comprises an illumination assembly, the illumination assembly comprises a first illumination lamp and a second illumination lamp, the first illumination lamp is arranged on the first lock hook 110, the second illumination lamp is arranged on the second lock hook 210, illumination can be performed when light rays are darker through the arrangement of the illumination device, an operator is ensured to accurately hang the first lock hook 110 on the first pin 1100, the second lock hook 210 is accurately hung on the second pin 1200, and the safety of the process of the operator climbing the iron tower 1000 is further improved.
It is to be understood that the above examples of the present invention are provided for clarity of illustration only and are not limiting of the embodiments of the present invention. Various obvious changes, rearrangements and substitutions can be made by those skilled in the art without departing from the scope of the invention. It is not necessary here nor is it exhaustive of all embodiments. Any modification, equivalent replacement, improvement, etc. which come within the spirit and principles of the invention are desired to be protected by the following claims.
Claims (7)
1. Iron tower anti-falling device, its characterized in that includes:
the first locking mechanism (100) comprises a first lock hook (110), a first lock catch (120) and a first torsion elastic piece, wherein a first pin shaft is arranged on the first lock hook (110), the first lock catch (120) is rotationally connected with the first pin shaft, the first torsion elastic piece is sleeved on the first pin shaft, one end of the first torsion elastic piece is abutted to the first lock hook (110), the other end of the first torsion elastic piece is abutted to the first lock catch (120), the first torsion elastic piece is configured to enable the first lock catch (120) and the first lock hook (110) to enclose to form a first limiting space (130), and a first foot nail (1100) is limited in the first limiting space (130);
the second locking mechanism (200) comprises a second lock hook (210), a second lock catch (220) and a second torsion elastic piece, wherein a second pin shaft is arranged on the second lock hook (210), the second lock catch (220) is rotationally connected with the second pin shaft, the second torsion elastic piece is sleeved on the second pin shaft, one end of the second torsion elastic piece is abutted with the second lock hook (210), the other end of the second torsion elastic piece is abutted with the second lock catch (220), the second torsion elastic piece is configured to enable the second lock catch (220) and the second lock hook (210) to enclose to form a second limiting space (230), and the second pin (1200) is limited in the second limiting space (230);
a first unlocking mechanism (300) disposed on the first latch hook (110), the first unlocking mechanism (300) configured to unlock the second locking mechanism (200);
a second unlocking mechanism (400) disposed on the second latch hook (210), the second unlocking mechanism (400) configured to unlock the first locking mechanism (100);
a first guide inclined plane (121) is arranged on the first lock catch (120), the first guide inclined plane (121) is configured to guide the first lock hook (110) when being hung on the first foot nail (1100), a second guide inclined plane (221) is arranged on the second lock catch (220), and the second guide inclined plane (221) is configured to guide the second lock hook (210) when being hung on the second foot nail (1200);
the first unlocking mechanism (300) comprises a first mounting seat (310), a first connecting rope (320) and a first unlocking handle (330), wherein the first mounting seat (310) is arranged on the first locking hook (110), the first unlocking handle (330) is rotationally connected with the first mounting seat (310), one end, close to the first mounting seat (310), of the first unlocking handle (330) is abutted to the first mounting seat (310), one end of the first connecting rope (320) is connected with the second locking buckle (220), and the other end of the first connecting rope (320) is connected with one end, close to the first mounting seat (310), of the first unlocking handle (330);
the second unlocking mechanism (400) comprises a second mounting seat (410), a second connecting rope (420) and a second unlocking handle (430), the second mounting seat (410) is arranged on the second locking hook (210), the second unlocking handle (430) is rotationally connected with the second mounting seat (410), the second unlocking handle (430) is close to two ends of the second mounting seat (410) and is abutted to the second mounting seat (410), one end of the second connecting rope (420) is connected with the first lock catch (120), and the other end of the second connecting rope is connected with one end of the second unlocking handle (430) close to the second mounting seat (410).
2. The iron tower anti-falling device according to claim 1, wherein the first lock hook (110) further comprises a first avoidance groove (111), the first lock catch (120) is arranged in the first avoidance groove (111), the second lock hook (210) further comprises a second avoidance groove (211), and the second lock catch (220) is arranged in the second avoidance groove (211).
3. The iron tower anti-falling device according to claim 1, wherein a first anti-slip layer is arranged on the first lock hook (110) and the first lock catch (120), and a second anti-slip layer is arranged on the second lock hook (210) and the second lock catch (220).
4. The iron tower anti-falling device according to claim 1, wherein the first locking hook (110) is arranged on the first fixing hole (112), and the second locking hook (210) is provided with the second fixing hole (212).
5. The iron tower fall arrest device according to claim 1, wherein the first and second torsional elastic members are torsion springs.
6. Iron tower fall protection device according to claim 1, characterized in that the first latch hook (110) and the second latch hook (210) are both made of metallic material.
7. The iron tower fall protection device of claim 6, wherein the metallic material is an aluminum alloy.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211116891.8A CN115487438B (en) | 2022-09-14 | 2022-09-14 | Anti-falling device for iron tower |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211116891.8A CN115487438B (en) | 2022-09-14 | 2022-09-14 | Anti-falling device for iron tower |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN115487438A CN115487438A (en) | 2022-12-20 |
| CN115487438B true CN115487438B (en) | 2023-08-11 |
Family
ID=84468269
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202211116891.8A Active CN115487438B (en) | 2022-09-14 | 2022-09-14 | Anti-falling device for iron tower |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN115487438B (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2954912A1 (en) * | 2010-01-06 | 2011-07-08 | Zedel | Anti-fall apparatus for assuring cord during working in heights, has control lever operated in load state of apparatus to move apart blocking device with respect to bottom of chute that progressively releases cam device |
| CN205612897U (en) * | 2016-05-16 | 2016-10-05 | 贵州电网有限责任公司输电运行检修分公司 | Novel safety belt couple |
| CN106267740A (en) * | 2016-08-14 | 2017-01-04 | 方兴 | A kind of with climbing function, synchronize open and clamping, can join seat belt hands insure fastener seat |
| CN111544861A (en) * | 2020-06-02 | 2020-08-18 | 国网湖南省电力有限公司 | Handheld anti-falling safety device matched with safety belt and application method thereof |
| CN113827884A (en) * | 2021-10-27 | 2021-12-24 | 广东电网有限责任公司 | Anti-falling device |
| CN114100010A (en) * | 2021-11-24 | 2022-03-01 | 广东电网有限责任公司 | Anti-falling device |
| CN114712743A (en) * | 2022-04-01 | 2022-07-08 | 广东电网有限责任公司 | Anti-falling tower climbing device |
-
2022
- 2022-09-14 CN CN202211116891.8A patent/CN115487438B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2954912A1 (en) * | 2010-01-06 | 2011-07-08 | Zedel | Anti-fall apparatus for assuring cord during working in heights, has control lever operated in load state of apparatus to move apart blocking device with respect to bottom of chute that progressively releases cam device |
| CN205612897U (en) * | 2016-05-16 | 2016-10-05 | 贵州电网有限责任公司输电运行检修分公司 | Novel safety belt couple |
| CN106267740A (en) * | 2016-08-14 | 2017-01-04 | 方兴 | A kind of with climbing function, synchronize open and clamping, can join seat belt hands insure fastener seat |
| CN111544861A (en) * | 2020-06-02 | 2020-08-18 | 国网湖南省电力有限公司 | Handheld anti-falling safety device matched with safety belt and application method thereof |
| CN113827884A (en) * | 2021-10-27 | 2021-12-24 | 广东电网有限责任公司 | Anti-falling device |
| CN114100010A (en) * | 2021-11-24 | 2022-03-01 | 广东电网有限责任公司 | Anti-falling device |
| CN114712743A (en) * | 2022-04-01 | 2022-07-08 | 广东电网有限责任公司 | Anti-falling tower climbing device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN115487438A (en) | 2022-12-20 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US4407391A (en) | Pole climber's safety device | |
| CN108590505A (en) | A kind of upper and lower pedestrian's safety device of vertical shaft for mine | |
| CN109091829A (en) | Wire pole climbing auxiliary tool | |
| CN115487438B (en) | Anti-falling device for iron tower | |
| CN109157771A (en) | Reduction of speed controllable type high building life-escape slow-falling knapsack | |
| CN207323988U (en) | Climber | |
| CN110585622A (en) | Prevent rope interference's anti-falling foot nail | |
| CN216629471U (en) | Be used for transmission line iron tower to climb anti-falling device | |
| CN215916270U (en) | Electric power engineering construction is with pole climbing anti-falling device | |
| CN201385665Y (en) | Rotatable cableway type hanging chair | |
| CN205516266U (en) | Prevent weighing down electric power climb plank | |
| CN215160518U (en) | Tower crane climbing device with traction type safety mechanism | |
| CN208578499U (en) | A kind of electric power overhaul ladder facilitating adjusting | |
| CN221061532U (en) | Descent control device for engineering safety | |
| CN102493756B (en) | Anti-fall device for flexible gate | |
| CN201076689Y (en) | Automatic falling-proof protection device for climbing high | |
| CN219743726U (en) | Protection device is climbed to angle steel iron tower | |
| CN112875453B (en) | Safety protection equipment for construction worker | |
| CN215631534U (en) | Upper lifting point connecting frame structure of scaffold | |
| CN212439930U (en) | Climbers are used in electric power installation | |
| CN203043354U (en) | Self-rescue lifter for escaping in high building | |
| CN211115742U (en) | Life line system of vertical steel cable of oil drilling derrick platform | |
| CN220002780U (en) | High-altitude falling-preventing surrounding rod belt for climbing rod | |
| CN220714586U (en) | Emergency descending escape device for derrick | |
| CN205698973U (en) | Removable falling proof device self-locking device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |