Rescue device and rescue method
阅读说明:本技术 一种救援装置和救援方法 (Rescue device and rescue method ) 是由 邓小康 陈思宇 钟家兴 于 2020-05-27 设计创作,主要内容包括:本发明涉及电力安全技术领域,具体公开一种救援装置和救援方法,设置在铁塔和铁塔上的电缆上,包括推动器、迫降器、锁扣和迫降绳,推动器设置在坠落人员掉落位置所在电缆上,推动器能够相对电缆移动,锁扣设置在铁塔的底部,锁扣与推动器之间连接有迫降绳,迫降器包括壳体,设置在壳体内的松紧调节模块,以及设置在壳体上并与松紧调节模块连接的机械驱动模块,壳体的其中一端贯穿设置有绳孔,另一端设置有用于与坠落人员连接的靠板,绳孔通入迫降绳,迫降绳与松紧调节模块活动连接,松紧调节模块用于调节迫降器移动的速率,机械驱动模块用于向松紧调节模块提供动力。本发明的救援装置的救援难度低,救援效率高,耗费时间短,连接可靠性高。(The invention relates to the technical field of electric power safety, in particular to a rescue device and a rescue method, which are arranged on an iron tower and a cable on the iron tower and comprise a pusher, a forced landing device, a lock catch and a forced landing rope, wherein the pusher is arranged on the cable where falling personnel fall, the pusher can move relative to the cable, the lock catch is arranged at the bottom of the iron tower, the forced landing rope is connected between the lock catch and the pusher, the forced landing device comprises a shell and an elasticity adjusting module arranged in the shell, the mechanical driving module is arranged on the shell and connected with the tightness adjusting module, a rope hole is formed in one end of the shell in a penetrating mode, a backup plate used for being connected with falling personnel is arranged at the other end of the shell, the rope hole is communicated with the compelling landing rope, the compelling landing rope is movably connected with the tightness adjusting module, the tightness adjusting module is used for adjusting the moving speed of the compelling landing device, and the mechanical driving module is used for providing power for the tightness adjusting module. The rescue device disclosed by the invention is low in rescue difficulty, high in rescue efficiency, short in consumed time and high in connection reliability.)
1. A rescue device is arranged on an iron tower and a cable on the iron tower and is characterized by comprising a pusher, a forced landing device, a lock catch and a forced landing rope, wherein the pusher is arranged on the cable at which falling personnel fall, the pusher can move relative to the cable, the lock catch is arranged at the bottom of the iron tower, the forced landing rope is connected between the lock catch and the pusher, the forced landing device comprises a shell, a tightness adjusting module arranged in the shell and a mechanical driving module arranged on the shell and connected with the tightness adjusting module, one end of the shell is provided with a rope hole in a penetrating way, the other end of the shell is provided with a backup plate used for being connected with the falling personnel, the rope hole is used for leading in the forced landing rope, and the forced landing rope is movably connected with the tightness adjusting module so as to enable the forced landing device to move relative to the forced landing rope, until the falling personnel move to the bottom of the iron tower, the tightness adjusting module is used for adjusting the moving speed of the forced landing device relative to the forced landing rope, and the mechanical driving module is used for providing power for the tightness adjusting module.
2. The rescue device according to claim 1, wherein the tightness adjusting module comprises a tightness slide fixedly arranged in the housing, the force-lowering rope is introduced into the tightness slide, a tightness opening is formed in the tightness slide, a tightness pressing plate is movably connected to the tightness opening, and the mechanical driving module is connected to the tightness pressing plate and used for driving the tightness pressing plate to be close to or far away from the tightness slide.
3. The rescue device according to claim 2, wherein the mechanical driving module comprises a support frame, a slide screw rod, a worm wheel, a worm and an adjusting handle, two ends of the support frame are fixedly arranged in the shell, the support frame is provided with a through hole, the slide screw rod is communicated with the through hole and movably connected with the through hole, a threaded hole corresponding to a thread on the slide screw rod is arranged at the axis of the worm wheel, one end of the slide screw rod is fixedly connected with the elastic pressing plate, the other end of the slide screw rod is communicated with the threaded hole and is in threaded connection with the threaded hole, the worm is movably connected with the worm wheel, the adjusting handle is fixedly connected with the end of the worm, and the adjusting handle is used for driving the worm to rotate so that the worm wheel drives the slide screw rod to move relative to the support.
4. The rescue apparatus as claimed in claim 1, wherein a lower frame is provided on one end of the housing near the latch, and a leg placing rod and a safety rope hook are provided on the lower frame.
5. The rescue apparatus as claimed in claim 1, wherein the pusher includes a housing, a rotation shaft, a pulley and a bottom plate, the housing is provided with a guide slot, the cable is disposed on a slot wall of the guide slot, the bottom plate is movably disposed with the housing, the bottom plate is used for wrapping the cable, the rotation shaft is disposed on the housing, the pulley is disposed in the housing, and the pulley is disposed on the rotation shaft and can move relative to the cable, so that the pusher can move on the cable.
6. The rescue apparatus according to claim 5, characterized in that the bottom plate is hinged with the housing, and a locking mechanism is arranged between the bottom plate and the housing; and/or a rotating handle is arranged at the end part of the rotating shaft far away from the shell and is used for driving the rotating shaft to rotate.
7. The rescue apparatus as claimed in claim 5, wherein a ratchet wheel is further disposed on the rotation shaft, the pulley is coaxially and fixedly connected with the ratchet wheel, a pawl is movably disposed on the housing, the ratchet wheel is movably connected with the pawl, and the pawl is used for limiting the rotation direction of the ratchet wheel.
8. Rescue arrangement according to claim 7, characterized in that the connection of the pawl to the housing is provided with a stop pin which is fixedly connected with the pawl for urging the pawl away from the ratchet for bringing the ratchet to rest.
9. The rescue apparatus as claimed in claim 1, wherein the latch includes a latch body, a latch rod, a locking screw and a locking nut, the latch rod is fixedly connected with the locking screw, the latch body is provided with a connecting hole for accommodating the latch rod and the locking screw, the locking nut is in threaded connection with the locking screw and is movably arranged with the latch body, and the force landing rope is fixedly connected with the latch body.
10. A rescue method using the rescue apparatus according to any one of claims 1 to 9, characterized by comprising:
providing a first rescuer and a second rescuer, wherein the first rescuer carries a pusher, a forced landing device, a lock catch and a forced landing rope to climb the iron tower;
when the first rescue worker reaches the joint of an iron tower and a cable, the lock catch fastened with one end of the forced landing rope is put down to the bottom of the iron tower, so that the second rescue worker can fasten the lock catch to the bottom of the iron tower after obtaining the lock catch;
the first rescue worker moves to the position of a falling person, the pusher is arranged on the cable near the falling person, the forced landing rope is led into a rope hole of the forced landing device, and the other end of the forced landing rope is fixed on the pusher so that the forced landing device is arranged between the lock catch and the pusher;
after the falling personnel are connected with the forced landing device, releasing the forced landing device to enable the falling personnel to move to the bottom of the iron tower;
and in the falling personnel descending process, the distance between the pusher and the iron tower is adjusted to change the gradient of the movement of the forced landing device to the bottom of the iron tower.
Technical Field
The invention relates to the technical field of electric power safety, in particular to a rescue device and a rescue method.
Background
In recent years, ultrahigh voltage and extra-high voltage power grids are being constructed and put into production on a large scale in China. The ultra-high voltage and ultra-high voltage transmission line has the characteristics of wide area span, high ground distance, complex path environment, large risk of three spans (crossing high-speed railways, expressways and important transmission channels), variable meteorological disasters and the like. When the power line construction is carried out in the field, particularly in the high-altitude working environment of extra-high voltage and extra-high voltage transmission lines, the danger is high, when workers work on iron towers or cables between the iron towers, the workers are easy to fall off the cables if the workers step on the iron towers or carelessly sunstroke or other conditions occur, and the workers are suspended in the air only by the safety belts.
Disclosure of Invention
An object of the embodiments of the present invention is to provide a rescue device, which has low rescue difficulty, high rescue efficiency, short time consumption, and high connection reliability.
Another object of the embodiments of the present invention is to provide a rescue method, which has high rescue efficiency and takes a short time.
To achieve the purpose, the embodiment of the invention adopts the following technical scheme:
the first aspect provides a rescue device, which is arranged on an iron tower and a cable on the iron tower and comprises a pusher, a forced landing device, a lock catch and a forced landing rope, wherein the pusher is arranged on the cable at which a falling person falls, the pusher can move relative to the cable, the lock catch is arranged at the bottom of the iron tower, the forced landing rope is connected between the lock catch and the pusher, the forced landing device comprises a shell, a tightness adjusting module arranged in the shell and a mechanical driving module arranged on the shell and connected with the tightness adjusting module, one end of the shell is provided with a rope hole in a penetrating manner, the other end of the shell is provided with a backup plate connected with the falling person, the rope hole is used for leading in the forced landing rope, and the forced landing rope is movably connected with the tightness adjusting module so that the forced landing device can move relative to the forced landing rope, until the falling personnel move to the bottom of the iron tower, the tightness adjusting module is used for adjusting the moving speed of the forced landing device relative to the forced landing rope, and the mechanical driving module is used for providing power for the tightness adjusting module.
As a preferred scheme of the rescue device, the tightness adjusting module comprises a tightness slide way fixedly arranged in the shell, the forced landing rope is introduced into the tightness slide way, a tightness opening is formed in the tightness slide way, a tightness pressing plate is movably connected to the tightness opening, and the mechanical driving module is connected with the tightness pressing plate and used for driving the tightness pressing plate to be close to or far away from the tightness slide way.
As a preferred scheme of rescue device, mechanical drive module includes support frame, slide screw rod, worm wheel, worm and regulation handle, the both ends of support frame are fixed to be set up in the casing, the support frame is provided with the through-hole, the slide screw rod let in the through-hole and with through-hole swing joint, the axle center of worm wheel is provided with the correspondence the threaded hole of screw thread on the slide screw rod, the one end of slide screw rod with elasticity clamp plate fixed connection, the other end let in the screw hole and with screw hole threaded connection, the worm with worm wheel swing joint, regulation handle with the tip fixed connection of worm, regulation handle is used for the drive the worm rotates, so that the worm wheel drive the slide screw rod is relative the support frame removes.
As a preferable scheme of the rescue device, a lower frame is arranged at one end, close to the lock catch, of the shell, and a leg placing rod and a safety rope hanging buckle are arranged on the lower frame.
As a preferred scheme of the rescue device, the pusher includes a housing, a rotation shaft, a pulley and a bottom plate, the housing is provided with a guide groove in a penetrating manner, the cable is arranged on a groove wall of the guide groove, the bottom plate is movably arranged with the housing, the bottom plate is used for wrapping the cable, the rotation shaft is arranged on the housing, the pulley is arranged in the housing, and the pulley is arranged on the rotation shaft and can move relative to the cable, so that the pusher can move on the cable.
As a preferable scheme of the rescue device, the bottom plate is hinged with the shell, and a locking mechanism is arranged between the bottom plate and the shell; and/or a rotating handle is arranged at the end part of the rotating shaft far away from the shell and is used for driving the rotating shaft to rotate.
As a preferable scheme of the rescue device, a ratchet wheel is further arranged on the rotating shaft, the pulley is coaxially and fixedly connected with the ratchet wheel, a pawl is movably arranged on the shell, the ratchet wheel is movably connected with the pawl, and the pawl is used for limiting the rotating direction of the ratchet wheel.
As a preferable scheme of the rescue device, a stop pin is arranged at the connection position of the pawl and the housing, the stop pin is fixedly connected with the pawl, and the stop pin is used for driving the pawl to be away from the ratchet wheel so as to enable the ratchet wheel to be static.
As a preferred scheme of the rescue device, the lock catch comprises a lock catch body, a lock catch rod, a locking screw rod and a locking nut, the lock catch rod is fixedly connected with the locking screw rod, a connecting hole used for accommodating the lock catch rod and the locking screw rod is formed in the lock catch body, the locking nut is in threaded connection with the locking screw rod, the locking nut is movably arranged with the lock catch body, and the forced landing rope is fixedly connected with the lock catch body.
In a second aspect, a rescue method using the rescue device of any of the above embodiments is provided, including:
providing a first rescuer and a second rescuer, wherein the first rescuer carries a pusher, a forced landing device, a lock catch and a forced landing rope to climb the iron tower;
when the first rescue worker reaches the joint of an iron tower and a cable, the lock catch fastened with one end of the forced landing rope is put down to the bottom of the iron tower, so that the second rescue worker can fasten the lock catch to the bottom of the iron tower after obtaining the lock catch;
the first rescue worker moves to the position of a falling person, the pusher is arranged on the cable near the falling person, the forced landing rope is led into a rope hole of the forced landing device, and the other end of the forced landing rope is fixed on the pusher so that the forced landing device is arranged between the lock catch and the pusher;
after the falling personnel are connected with the forced landing device, releasing the forced landing device to enable the falling personnel to move to the bottom of the iron tower;
and in the falling personnel descending process, the distance between the pusher and the iron tower is adjusted to change the gradient of the movement of the forced landing device to the bottom of the iron tower.
The embodiment of the invention has the beneficial effects that:
the rescue device provided by the embodiment of the invention is formed by arranging the pusher, the forced landing device, the lock catch and the forced landing rope, wherein the pusher is arranged on the cable where the falling personnel fall, the pusher can move relative to the cable, the lock catch is arranged at the bottom of the iron tower, the forced landing rope is connected between the lock catch and the pusher, the forced landing device is arranged on the forced landing rope, the forced landing device can move relative to the forced landing rope, and the falling personnel can be moved to the bottom of the iron tower from the cable by utilizing the falling personnel and the gravity of the forced landing device. Because there is the road near iron tower bottom, can carry the personnel that fall fast and rescue to the rescue point, in addition, also can avoid the personnel that fall to drop to cause the secondary damage on the trees that rise high and cause and increase the rescue degree of difficulty. Further, the pusher can move relative to the cable, and can also adjust the gradient of the forced landing rope relative to the iron tower, thereby adjusting the gradient of the forced landing device moving to the bottom of the iron tower. The forced landing device comprises a shell, an elasticity adjusting module arranged in the shell, and a mechanical driving module arranged on the shell and connected with the elasticity adjusting module. One end of the shell is provided with a rope hole in a penetrating mode, the other end of the shell is provided with a backup plate used for being connected with falling personnel, the rope hole is used for leading in a forced landing rope, and the forced landing rope is movably connected with the tightness adjusting module, so that the forced landing device can move relative to the forced landing rope until the falling personnel move to the bottom of the iron tower. The tightness adjusting module is used for adjusting the moving speed of the forced landing device relative to the forced landing rope, and the mechanical driving module is used for providing power for the tightness adjusting module, so that the moving speed of the forced landing device relative to the forced landing rope is adjusted. The rescue device provided by the embodiment of the invention has the advantages of low rescue difficulty, high rescue efficiency, short consumed time and high connection reliability, can quickly carry falling personnel to a rescue point for rescue when moving to the bottom of an iron tower for rescue, and does not need to spend time for judging a proper falling point, so that the rescue difficulty is prevented from being increased due to secondary damage caused by falling to a tall tree.
Drawings
The invention is explained in more detail below with reference to the figures and examples.
Fig. 1 is a schematic view of an application scenario structure of a rescue device according to an embodiment of the present invention.
Fig. 2 is a schematic structural diagram of a force-lowering device according to an embodiment of the present invention.
Fig. 3 is a schematic view of the enlarged structure of a portion a in fig. 2 according to the present invention.
Fig. 4 is a schematic structural diagram of a force-lowering device according to another embodiment of the present invention.
Fig. 5 is a schematic structural diagram of a pusher according to an embodiment of the present invention.
Fig. 6 is a schematic cross-sectional view of a pusher according to another embodiment of the present invention.
Fig. 7 is a partial structural schematic view of a pusher according to another embodiment of the present invention.
Fig. 8 is a schematic cross-sectional view of a latch according to an embodiment of the present invention.
Fig. 9 is a schematic structural view of a latch according to another embodiment of the present invention.
Fig. 10 is a flowchart of a rescue method according to an embodiment of the present invention.
In the figure:
1. a pusher; 11. a housing; 111. a guide groove; 12. a rotating shaft; 13. a pulley; 131. a groove; 1311. bur protruding; 14. a base plate; 141. a rope loop; 15. a locking mechanism; 16. rotating the handle; 17. a ratchet wheel; 18. a pawl; 19. a retaining pin; 2. a forced landing device; 21. a housing; 211. a rope hole; 212. a backup plate; 213. putting down a rack; 2131. a leg placement rod; 2132. the safety rope is hung and buckled; 22. a tightness adjusting module; 221. a flexible slideway; 222. opening the elastic part; 223. tightening and loosening the pressing plate; 224. a reversing guide wheel; 23. a mechanical drive module; 231. a support frame; 232. a slideway screw; 233. a worm gear; 234. a worm; 235. adjusting the handle; 3. locking; 31. a lock catch body; 311. a locking hole; 312. a fixed seat; 32. a lock catch lever; 321. a bending section; 33. locking the screw rod; 34. locking the nut; 4. a forced landing rope; 5. a cable; 200. a falling person; 300. an iron tower.
Detailed Description
In order to make the technical problems solved, technical solutions adopted and technical effects achieved by the present invention clearer, the technical solutions of the embodiments of the present invention will be described in further detail below with reference to the accompanying drawings, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, unless expressly stated or limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, e.g., as meaning permanently connected, removably connected, or integral to one another; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
Referring to fig. 1 and 2, an embodiment of the invention provides a rescue device arranged on an iron tower 300 and a cable 5 on the iron tower 300, the rescue device of the embodiment of the invention comprises a pusher 1, a forced landing device 2, a latch 3 and a forced landing rope 4, the pusher 1 is arranged on the cable 5 where a falling person 200 falls, the pusher 1 can move relative to the cable 5, the latch 3 is arranged at the bottom of the iron tower 300, the forced landing rope 4 is connected between the latch 3 and the pusher 1, the forced landing device 2 comprises a shell 21, a tightness adjusting module 22 arranged in the shell 21, and a mechanical driving module 23 arranged on the shell 21 and connected with the tightness adjusting module 22, one end of the shell 21 is provided with a rope hole 211 in a penetrating manner, the other end is provided with a backup plate 212 used for connecting with the falling person 200, the rope hole 211 is used for leading in the forced landing rope 4, the forced landing rope 4 is movably connected with the tightness adjusting module 22, so that the force-reducing device 2 can move relative to the force-reducing rope 4 until the falling person 200 moves to the bottom of the iron tower 300, the slack adjuster module 22 is used for adjusting the speed of the force-reducing device 2 moving relative to the force-reducing rope 4, and the mechanical drive module 23 is used for providing power for the slack adjuster module 22.
The embodiment of the invention forms the rescue device of the embodiment of the invention by arranging the pusher 1, the forced
In one embodiment, referring to fig. 2, the
Further, referring to fig. 3 and 4, the
Particularly, referring to fig. 2, a reversing
In another embodiment, referring to fig. 4, a
In addition, preferably, referring to fig. 5 and 6, the pusher 1 includes a
Preferably, referring to fig. 6, the end surface of the
Further, referring to fig. 6, the pulley 13 is provided with an arc-shaped groove 131, and the surface of the groove 131 contacting the
In a preferred embodiment, referring to fig. 5 and 6, the
In another preferred embodiment, referring to fig. 6 and 7, the rotating
In this embodiment, the ratchet 17 and the pawl 18 constitute a unidirectional intermittent movement mechanism. The rotating
Further, with continued reference to fig. 6, the connection of the pawl 18 to the
For the
Preferably, referring to fig. 8, the other end of the
In addition, can fix compel to fall rope 4 through fixing
Referring to fig. 10, an embodiment of the present invention further provides a rescue method, including:
s101, providing a first rescuer and a second rescuer, wherein the first rescuer carries the pusher 1, the forced
s102, when a first rescuer arrives at the connection position of the
s103, the first rescue worker moves to the position of the falling
s104, after the falling
and S105, in the falling process of the falling
According to the embodiment of the invention, the falling
The pusher 1, the forced
In the description herein, it is to be understood that the terms "upper", "lower", "right", and the like are used in a descriptive sense or a positional relationship based on the orientation shown in the drawings for convenience of description and simplicity of operation, and do not indicate or imply that the referenced device or element must have a particular orientation, be constructed in a particular orientation, and be operated in a particular manner, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used merely for descriptive purposes and are not intended to have any special meaning.
In the description herein, references to the description of "an embodiment," "an example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be appropriately combined to form other embodiments as will be appreciated by those skilled in the art.
The technical principle of the present invention is described above in connection with specific embodiments. The description is made for the purpose of illustrating the principles of the invention and should not be construed in any way as limiting the scope of the invention. Based on the explanations herein, those skilled in the art will be able to conceive of other embodiments of the present invention without inventive effort, which would fall within the scope of the present invention.
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