CN110038234B - Rope winding knapsack of protection system - Google Patents
Rope winding knapsack of protection system Download PDFInfo
- Publication number
- CN110038234B CN110038234B CN201910238619.9A CN201910238619A CN110038234B CN 110038234 B CN110038234 B CN 110038234B CN 201910238619 A CN201910238619 A CN 201910238619A CN 110038234 B CN110038234 B CN 110038234B
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- Prior art keywords
- rope
- shell
- knapsack
- falling
- rope winding
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- 238000004804 winding Methods 0.000 title claims abstract description 45
- 230000007246 mechanism Effects 0.000 claims abstract description 13
- 238000005096 rolling process Methods 0.000 claims description 10
- 208000027418 Wounds and injury Diseases 0.000 abstract description 9
- 230000006378 damage Effects 0.000 abstract description 8
- 208000014674 injury Diseases 0.000 abstract description 8
- 230000003139 buffering effect Effects 0.000 description 6
- 238000010276 construction Methods 0.000 description 5
- 229920004933 Terylene® Polymers 0.000 description 4
- 238000009434 installation Methods 0.000 description 4
- 239000005020 polyethylene terephthalate Substances 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 3
- 239000004033 plastic Substances 0.000 description 3
- 230000001133 acceleration Effects 0.000 description 2
- 239000003963 antioxidant agent Substances 0.000 description 2
- 230000003078 antioxidant effect Effects 0.000 description 2
- 230000002452 interceptive effect Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000001681 protective effect Effects 0.000 description 2
- 238000009958 sewing Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000003064 anti-oxidating effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000011065 in-situ storage Methods 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62B—DEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
- A62B1/00—Devices for lowering persons from buildings or the like
- A62B1/06—Devices for lowering persons from buildings or the like by making use of rope-lowering devices
- A62B1/14—Devices for lowering persons from buildings or the like by making use of rope-lowering devices with brakes sliding on the rope
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62B—DEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
- A62B1/00—Devices for lowering persons from buildings or the like
- A62B1/06—Devices for lowering persons from buildings or the like by making use of rope-lowering devices
- A62B1/18—Other single parts for rope lowering-devices, e.g. take-up rollers for ropes, devices for shooting ropes
Landscapes
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Portable Outdoor Equipment (AREA)
- Emergency Lowering Means (AREA)
Abstract
The invention relates to a rope winding knapsack of a protection system, which comprises a knapsack shell, a rope winding device for containing ropes and a locking mechanism for locking the rope winding device, wherein the rope winding device is rotatably arranged in a knapsack shell, the locking mechanism is respectively connected with the rope winding device and the knapsack shell, and the rope winding knapsack can be used for fixing a fixing piece at any position, is convenient to move the whole safety protection system, is simple to operate and convenient to move, can quickly lock the rope winding device when a falling accident happens, reduces the falling speed of a user during locking, reduces the risk of secondary injury of falling personnel and reduces the falling accident at a high place.
Description
Technical Field
The invention relates to a protective article, in particular to a rope-rolling knapsack of a protective system.
Background
According to the related statistics, the accident of three injuries (high falling, collapse and object striking) in the construction industry occurs, and the accident of the high falling has the highest occurrence rate and extremely high danger. The high falling accidents are caused by high operation, so that the high falling accidents can be simply classified according to the classification form of the high operation. According to the rule of "classification of high-altitude operations" (GB/T3608-2008), operations performed at a high altitude where a height reference plane falls above 2m (including 2 m) are all called high-altitude operations. The conventional safety belt rope is generally 1.5-2 m long, the movable range is small, and the safety belt rope needs to be unhooked and hooked for many times during large-scale operation. The picking and hanging process has a great potential safety hazard. At the moment, the artificial drawing is convenient for the construction production without corresponding protection after unhooking, the safety accident happens at one time-! If the length of the safety rope is simply increased, the impact displacement is larger, the impact force is stronger, and the impact force generated by the safety rope is about 20Kn according to the related test data of 5 meters, which is far beyond the bearing capacity of a common person.
The rope-rolling knapsack structure that is used for protection system on the market at present is too simple, triggers locking time overlength in taking place the whereabouts accident, because the triggering time overlength, user's falling speed is too fast, causes the secondary injury to the user when locking easily to the mode of rope-rolling knapsack installation on the market is too complicated, makes the workman put into construction production for the picture is convenient after taking off the hook not carrying out corresponding protection promptly, causes serious incident easily.
Disclosure of Invention
Aiming at the defects, the technical problem to be solved by the invention is to provide the rope winding knapsack of the protection system, which is used for rapidly locking the rope when a falling event occurs, so that the secondary injury of a user is reduced, the installation mode is simple, the installation of the user is convenient, and the production efficiency is improved.
In order to solve the technical problems, the invention adopts the technical proposal that,
a rope winding knapsack of a protection system comprises a knapsack shell, a rope winding device for containing ropes and a locking mechanism for locking the rope winding device, wherein the rope winding device is rotatably arranged in a knapsack shell, and the locking mechanism is respectively connected with the rope winding device and the knapsack shell.
The invention further adopts or combines the following technical proposal when adopting the technical proposal.
The locking mechanism comprises a clutch and a locking device, the clutch is fixedly connected to the rope winding device, and the locking device is rotatably installed on the knapsack shell.
The clutch comprises a stop wheel matched with the locking device and a pipe pin assembly, and the pipe pin assembly is fixedly connected to the end face of the stop wheel.
The pipe pin assembly comprises a pipe pin shell, a pipe pin and a rebound spring, wherein the pipe pin shell is fixedly connected to the end face of the stop wheel, the pipe pin is slidably installed in the pipe pin shell, one end of the rebound spring is fixedly connected with the inner wall of the pipe pin shell, and the other end of the rebound spring is fixedly connected with the pipe pin.
The knapsack is characterized in that the knapsack shell is provided with a hanging lug and an anti-falling component, the hanging lug is fixedly arranged on one side end face of the knapsack shell, and the anti-falling component is arranged above the hanging lug.
The anti-falling assembly comprises an anti-falling bolt and an anti-falling bolt pipe, wherein the anti-falling bolt pipe is fixedly arranged in the back shell body, and the anti-falling bolt is slidably arranged in the anti-falling bolt pipe.
The two ends of the rope winding device are fixedly connected with clutches, and the rope winding device is connected with the clutches through a center shaft.
The rope winder comprises a front-end rope winding disc, a rear-end rope winding disc and a rope winding rod, wherein the front-end rope winding disc is connected with the rear-end rope winding disc through the rope winding rod, and the rope winding rod is inclined relative to the front-end rope winding disc or the rear-end rope winding disc.
A torsion spring is arranged in the rope winder.
The knapsack shell is provided with a handle.
The rope rolling knapsack disclosed by the invention has the beneficial effects that (1) the rope rolling knapsack disclosed by the invention can be used for being fixed on a fixing piece at any position, so that the whole safety protection system can be conveniently moved, the operation is simple, the movement is convenient, the rope rolling knapsack can be used for rapidly locking a rope rolling machine when a falling accident happens, the falling speed of a user during locking is reduced, the risk of secondary injury of falling personnel is reduced, and the falling casualties at high positions are reduced.
(2) The automatic shrinkage of the rope can be realized through the arrangement of the torsion spring, the rope is prevented from being too much exposed outside the knapsack shell, and the exposed rope is prevented from causing potential safety hazards to the construction of workers.
(3) The knapsack shell is provided with the hanging lugs and the anti-falling assembly, the hanging lugs are prevented from sliding out of the fixing piece through the arrangement of the anti-falling assembly, and the stability of the knapsack shell installation is improved.
Drawings
Fig. 1 is a schematic structural view of the present invention.
Fig. 2 is a schematic perspective view of a corded backpack.
Fig. 3 is a schematic front view of a corded backpack.
Fig. 4 is a schematic structural view of a seat belt cushion packet.
Fig. 5 is an expanded view of the seat belt cushion packet.
Fig. 6 is a schematic structural view of the rope reel.
Fig. 7 is a schematic structural view of the clutch.
Fig. 8 is a front view of the latch.
Fig. 9 is a side view of the latch.
Fig. 10 is a schematic structural view of the fixing member.
Reference numerals: the safety belt comprises a fixing piece 1, a rope winding backpack 2, a safety belt buffer bag 3, a five-point safety belt 4, a backpack shell 5, a rope winder 6, a locking mechanism 7, a clutch 8, a locking mechanism 9, a middle shaft 10, a front end rope winding disc 11, a rear end rope winding disc 12, a rope winding rod 13, a torsion spring 14, a stop wheel 15, a pipe pin assembly 16, a pipe pin shell 17, a pipe pin 18, a rebound spring 19, a hanging lug 20, an anti-falling assembly 21, an anti-falling bolt 22, an anti-falling bolt pipe 23, a prefabricated clamping groove fixing piece 24, a connecting rod 25, a clamping groove 26, a buffer belt 27, a connecting ring 28, an anti-oxidation plastic sleeve 29, a tearing type buffer unit 30, a locking plate 31, a trigger plate 32, a handle 33 and an anti-UV sewing thread 34.
Detailed Description
The invention is further described below with reference to the accompanying drawings.
The utility model provides a portable self-locking safety protection system, including mounting 1, the rope knapsack 2, safety belt buffering package 3 and five-point type safety belt 4, the rope knapsack 2 is connected with mounting 1 is removable, the one end and the rope knapsack 2 of safety belt buffering package 3 are connected, the other end and the five-point type safety belt 4 of safety belt buffering package 3 are connected, the rope knapsack 2 is connected with mounting 1 is removable, mounting 1 is fixed on the wall body, be used for providing a tie point for whole protection system, can set up the mounting respectively in different positions, rope knapsack 2 can install on arbitrary mounting 1, be convenient for remove whole safety protection system, easy operation, it is convenient to remove, can safety belt buffering package 3 pass through inner structure to change of safety buffering package 3 after receiving the impact, thereby cushion the whereabouts object, reduce personnel's injury risk, the high place casualties that falls.
The invention relates to a rope winding knapsack of a protection system, which comprises a knapsack shell 5, a rope winding device 6 for containing ropes and a locking mechanism 7 for locking the rope winding device, wherein the rope winding device 6 is rotatably arranged in the knapsack shell 5, the locking mechanism 7 is respectively connected with the rope winding device 6 and the knapsack shell 5, the rope winding knapsack disclosed by the invention can be used for being fixed on a fixing piece at any position, so that the whole safety protection system can be conveniently moved, the operation is simple, the movement is convenient, the rope winding device can be quickly locked when a falling accident happens, the falling speed of a user during locking is reduced, the risk of secondary injury of falling personnel is reduced, and the falling accident at a high position is reduced.
The locking mechanism 7 comprises a clutch 8 and a locking device 9, wherein the clutch 8 is fixedly connected with the rope reel 6, the locking device 9 is rotatably arranged on the backpack shell 5, and in some preferred modes, the clutch 8 is fixedly connected with two ends of the rope reel 6, and preferably, the rope reel 6 is connected with the clutch 8 through a central shaft 10.
In some preferred modes, the rope reel 6 comprises a front end rope reel 11, a rear end rope reel 12 and a rope reel 13, the front end rope reel 11 and the rear end rope reel 12 are connected through the rope reel 13, the rope reel 13 is inclined relative to the front end rope reel 11 or the rear end rope reel 12, the rope reel 13 is inclined at an angle of 20-40 degrees relative to the front end rope reel 11, and the rope reel 13 is inclined, so that the rope reel 6 can arrange ropes more orderly when the ropes are wound on the rope reel, and the phenomenon of intertwining among the ropes caused by irregular winding of the ropes is avoided, so that the ropes cannot be pulled out of a rope backpack completely when the ropes are unreeled by the rope reel.
In some preferred modes, the torsion spring 14 is arranged in the rope winder 6, and the automatic shrinkage of the rope can be realized through the arrangement of the torsion spring 14, so that the rope is prevented from being excessively exposed outside the backpack shell, and the potential safety hazard caused by the exposed rope to the construction of workers is prevented.
The clutch 8 includes a latch wheel 15 that cooperates with the latch and a tube pin assembly 16, the tube pin assembly 16 being fixedly connected to an end face of the latch wheel 15, the tube pin assembly 16 being adapted to cooperate with the latch 9, the clutch 8 rotating rapidly in the event of a fall, the tube pin assembly 16 operating to toggle the latch 9, the latch 9 rotating, the latch 9 interfering with the latch wheel 15 such that the latch wheel 15 stops rotating to latch the rope winder 9, pulling the falling object, the latch wheel 15 being a ratchet wheel in some preferred arrangements, the latch function being achieved by the ratchet wheel cooperating with the latch 9.
The pipe pin assembly 16 comprises a pipe pin shell 17, a pipe pin 18 and a rebound spring 19, the pipe pin shell 17 is fixedly connected to the end face of the stop wheel 15, the pipe pin 18 is slidably installed in the pipe pin shell 17, one end of the rebound spring 19 is fixedly connected with the inner wall of the pipe pin shell 17, the other end of the rebound spring 19 is fixedly connected with the pipe pin 18, the pipe pin 18 is contracted in the pipe pin shell 17 in a normal state, when the stop wheel 15 rotates rapidly, due to centrifugal force, the rebound spring 19 stretches out, the pipe pin 18 stretches out of the pipe pin shell 17 to stir the lock 9, the lock 9 rotates, and the lock 9 interferes with the stop wheel 15 to stop the rotation of the stop wheel 15.
Be equipped with hangers 20 and anticreep subassembly 21 on knapsack casing 5, hangers 20 fixed mounting is on the terminal surface of one side of knapsack casing 5, and anticreep subassembly 21 is installed in the top of hangers 20, and hangers 20 are used for fixed mounting in mounting 1, and when hangers 20 fixed mounting in mounting 1, anticreep subassembly 21 carries out the joint with mounting 1, prevents hangers 20 from coming off in from mounting 1, improves the connection stability between knapsack casing 5 and the mounting 1.
In some preferred forms, the backpack housing 5 is provided with a handle 33, and the backpack housing is conveniently lifted by the handle 33, thereby facilitating the movement of the safety protection system.
The anti-falling assembly 21 comprises an anti-falling bolt 22 and an anti-falling bolt pipe 23, the anti-falling bolt pipe 23 is fixedly arranged in the backpack shell 5, the anti-falling bolt 22 is slidably arranged in the anti-falling bolt pipe 23, and when the hanging lugs 20 are fixedly arranged in the fixing piece 1, the anti-falling bolt 22 is clamped with the fixing piece 1 to prevent the hanging lugs 20 from falling off from the fixing piece 1.
The mounting 1 includes prefabricated draw-in groove mounting 24 and connecting rod 25, is equipped with draw-in groove 26 in prefabricated draw-in groove mounting 24 at the both ends fixedly connected with of connecting rod 25, and the draw-in groove is the protruding font of inversion, including upper portion notch and lower part notch, installs hangers 20 to in the draw-in groove 26 through the upper portion notch, carries out the joint with hangers 20 through the lower part notch, installs the back in place at hangers 20, inserts anticreep bolt 22 in the lower part notch, prevents that hangers 20 from falling from in the draw-in groove 26.
In some preferred modes, the fixing piece 1 is integrally processed by metal, and can realize embedded in a cast-in-situ structure, steel structure welding (bolt) connection and assembly (bolt) connection.
The safety buffer bag 3 comprises a buffer belt 27 and connecting rings 28, the connecting rings 28 are connected to the two ends of the buffer belt 27, an antioxidant plastic sleeve 29 is sleeved on the outer side of the buffer belt 27, and the buffer belt 27 is prevented from being oxidized when exposed to the air through the antioxidant plastic sleeve 29, so that the product quality is affected.
The buffer belt 27 is composed of three-section tearing type buffer units 30, the tearing type buffer units 30 are formed by stitching three-section terylene mesh belts, the three-section terylene mesh belts are connected end to end, preferably, the three-section terylene mesh belts are stitched through an anti-UV sewing thread 34 after being overlapped, the stitching lines on two sides of the mesh belts are torn by the gravity acceleration generated when the three-section terylene mesh belts fall, the effect of buffering is achieved through the stitching lines tearing and the static friction force between the stitching lines and the mesh belts, the falling acceleration is reduced in the tearing process, so that the impact force received by a rope when the rope is straightened is reduced, the rope is prevented from being torn due to the overlarge pulling force, the impact force received by a user is reduced, and the safety of the safety protection system is further improved.
The latch 9 comprises a latch plate 31 and a trigger plate 32, the trigger plate 32 is fixedly connected to the latch plate 31, the latch plate 31 is rotatably mounted on the backpack shell, in some preferred modes, a latch step is arranged on the latch plate 31, and the latch step is matched with a ratchet on a ratchet wheel to play a role of latching.
In some preferred modes, the pipe pin assembly 16 is fixedly installed on the inner side end surface of the stop wheel 15, the corresponding trigger plate 32 is fixedly connected on the inner side end surface of the locking plate 31, the size of the backpack shell 5 can be effectively reduced by fixedly installing the pipe pin assembly 16 on the inner side end surface of the stop wheel, the pipe pin 18 in the pipe pin assembly 16 can be prevented from colliding or interfering with the backpack shell 5 when extending out of the pipe pin shell 17, and the triggering failure phenomenon between the pipe pin 18 and the trigger plate 32 is prevented, so that the safety of the protection safety system is further improved.
The invention has the working principle that when a falling accident occurs, the clutch throws out the pipe pin under the action of centrifugal force to drive the locking device plectrum, so that the ratchet wheel is restrained by the locking device clamping teeth, and the rope winding device is blocked to stop rope feeding. Meanwhile, the buffer bag is torn by the suture to start the buffer function, the injury risk of falling personnel can be greatly reduced through the linkage measures, and the loss of high falling casualties is reduced.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention; thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Although the terms corresponding to the reference numerals in the drawings are used more herein, the possibility of using other terms is not excluded; these terms are used merely for convenience in describing and explaining the nature of the invention; they are to be interpreted as any additional limitation that is not inconsistent with the spirit of the present invention.
Claims (5)
1. The rope winding knapsack of the protection system is characterized by comprising a knapsack shell (5), a rope winding device (6) for accommodating ropes and a locking mechanism (7) for locking the rope winding device, wherein the rope winding device (6) is rotatably arranged in the knapsack shell (5), and the locking mechanism (7) is respectively connected with the rope winding device (6) and the knapsack shell (5);
the locking mechanism (7) comprises a clutch (8) and a locking device (9), the clutch (8) is fixedly connected to the rope winder (6), and the locking device (9) is rotatably arranged on the backpack shell (5);
the clutch (8) comprises a stop wheel (15) matched with the locking device and a pipe pin assembly (16), and the pipe pin assembly (16) is fixedly connected to the end face of the stop wheel (15);
the pipe pin assembly (16) comprises a pipe pin shell (17), a pipe pin (18) and a rebound spring (19), wherein the pipe pin shell (17) is fixedly connected to the end face of the stop wheel (15), the pipe pin (18) is slidably arranged in the pipe pin shell (17), one end of the rebound spring (19) is fixedly connected with the inner wall of the pipe pin shell (17), and the other end of the rebound spring (19) is fixedly connected with the pipe pin (18);
the backpack is characterized in that a hanging lug (20) and an anti-falling component (21) are arranged on the backpack shell (5), the hanging lug (20) is fixedly arranged on one side end face of the backpack shell (5), and the anti-falling component (21) is arranged above the hanging lug (20);
the anti-falling assembly (21) comprises an anti-falling bolt (22) and an anti-falling bolt pipe (23), the anti-falling bolt pipe (23) is fixedly arranged in the backpack shell (5), and the anti-falling bolt (22) is slidably arranged in the anti-falling bolt pipe (23).
2. The rope-rolling knapsack of the protection system according to claim 1, wherein the clutch (8) is fixedly connected to both ends of the rope rolling device (6), and the rope rolling device (6) is connected with the clutch (8) through a central shaft (10).
3. A rope drum backpack for a protection system according to claim 1, characterized in that the rope drum (6) comprises a front end drum (11), a rear end drum (12) and a rope drum (13), the front end drum (11) and the rear end drum (12) being connected by the rope drum (13), the rope drum (13) being inclined with respect to the front end drum (11) or the rear end drum (12).
4. A rope-reeled backpack for a protection system according to claim 3, characterized in that a torsion spring (14) is provided in the rope reel (6).
5. A rope-wrapped backpack for a protection system according to claim 1, characterized in that the backpack housing (5) is provided with handles (33).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910238619.9A CN110038234B (en) | 2019-03-27 | 2019-03-27 | Rope winding knapsack of protection system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910238619.9A CN110038234B (en) | 2019-03-27 | 2019-03-27 | Rope winding knapsack of protection system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110038234A CN110038234A (en) | 2019-07-23 |
| CN110038234B true CN110038234B (en) | 2024-02-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910238619.9A Active CN110038234B (en) | 2019-03-27 | 2019-03-27 | Rope winding knapsack of protection system |
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| Country | Link |
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| CN (1) | CN110038234B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114257881A (en) * | 2020-09-21 | 2022-03-29 | 中兴通讯股份有限公司 | Damping device and CPE subassembly |
| CN113586371A (en) * | 2021-09-01 | 2021-11-02 | 翟红霞 | Automatic cleaning device of aerogenerator blade that can laminate blade walking |
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| CN105073204A (en) * | 2013-02-22 | 2015-11-18 | 凯比特安全设备集团（北欧）有限公司 | Fall arrest device |
| CN104906711A (en) * | 2014-05-26 | 2015-09-16 | 黄维 | Building rope releasing device with extinguishing and rescuing functions |
| CN203989530U (en) * | 2014-05-26 | 2014-12-10 | 福建省连江县迅捷技术孵化有限公司 | A kind of system equipment with fire fighting and rescue function for building |
| KR20150136555A (en) * | 2014-05-27 | 2015-12-07 | 주식회사 성안세이브 | Lanyard for safety belt |
| CN203944051U (en) * | 2014-06-24 | 2014-11-19 | 北京成昊硕电气科技有限公司 | A kind of telescopic anti-fall Lanyard device and full body harness thereof |
| CN105214228A (en) * | 2015-05-22 | 2016-01-06 | 黄维 | One is multi-functional puts rope equipment |
| CN204815408U (en) * | 2015-05-22 | 2015-12-02 | 吴旭榕 | Multi -functional rope equipment of putting |
| CN104874126A (en) * | 2015-05-22 | 2015-09-02 | 吴超然 | Multifunctional rope unwinding device |
| CN105151942A (en) * | 2015-10-28 | 2015-12-16 | 中国矿业大学 | Cage-separating type miner safety protection device and method for vertical shaft lifter rope-breakage cage-crashing accident |
| CN205323048U (en) * | 2016-01-18 | 2016-06-22 | 山西清泽环境科技有限公司 | Urgent locking formula of safe type rope of being under construction perpendicularly |
| CN205472366U (en) * | 2016-04-11 | 2016-08-17 | 云南工程建设总承包公司 | Safety arrangement that falls is prevented to tower crane from top to bottom |
| CN205698975U (en) * | 2016-05-03 | 2016-11-23 | 温州德拓电力器材有限公司 | A kind of work high above the ground falling proof device |
| CN106422107A (en) * | 2016-10-28 | 2017-02-22 | 宁波天派智能科技有限公司 | Falling-preventing safety protection device |
| CN206675841U (en) * | 2017-03-31 | 2017-11-28 | 襄阳先义电力科技有限公司 | A kind of pin hook steps on bar process protection rope |
| CN208065604U (en) * | 2017-12-29 | 2018-11-09 | 国家电网公司 | A kind of safety rope and aerial work safety belt from volume locking |
| CN208243944U (en) * | 2018-04-10 | 2018-12-18 | 刘坤 | A kind of active defense safety rope |
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