CN114082118B - High-altitude anti-falling tool and using method - Google Patents
High-altitude anti-falling tool and using method Download PDFInfo
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- CN114082118B CN114082118B CN202111398504.XA CN202111398504A CN114082118B CN 114082118 B CN114082118 B CN 114082118B CN 202111398504 A CN202111398504 A CN 202111398504A CN 114082118 B CN114082118 B CN 114082118B
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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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Abstract
The invention discloses a high-altitude anti-falling tool and a using method thereof, and the high-altitude anti-falling tool comprises a first anti-falling assembly, a second anti-falling assembly, a latch hook assembly and a connecting belt, wherein one end of the connecting belt is connected with the first anti-falling assembly, the other end of the connecting belt is connected with the second anti-falling assembly, the latch hook assembly is arranged at the central position of the connecting belt, and the first anti-falling assembly and the second anti-falling assembly are mirror images of each other by taking the central position of the connecting belt as a boundary; the high-altitude anti-falling tool disclosed by the invention does not need to consider any modification or addition of accessories on the ladder stand, can effectively prevent or reduce the falling accidents caused by misoperation when an operator climbs the ladder stand by only depending on the structure of the high-altitude anti-falling tool, enlarges the usable range of the high-altitude anti-falling tool, and fills a gap in the field of climbing foot nails and ladder stand safety protection in the world.
Description
Technical Field
The invention belongs to the technical field of mechanical tools, and particularly relates to a high-altitude anti-falling tool and a using method thereof.
Background
On the outer wall or the outer surface of various high and large objects such as angle steel towers, round pipe towers, reinforced concrete poles for power lines, various communication towers, water towers, oil tanks, production equipment and buildings, foot nails, climbing ladders and similar devices are arranged for facilitating climbing. When climbing operation personnel climbing foot nail or cat ladder, because do not set up effectual dropproof facility, and the operation personnel can not find effectual protection instrument yet, cause the process of climbing foot nail or cat ladder to become very dangerous, can take place to take off the hand at any time and fall the accident, in case fall by climbing thing height decision operation personnel, must seriously hinder or die.
In the above-mentioned tall objects, some communication towers are provided with ladder climbing external protective nets, but no means for preventing the tower from sliding down is provided. The electric power iron tower with the length of 30 meters or more is provided with the safety slide, but the potential falling hazard is only partially eliminated due to huge investment and common effect. The electric power iron tower with the length of 30 meters or less still has no protective measures.
At present, the safety protection problem caused by climbing through foot nails or ladder stands is a worldwide problem, no effective protection method and measure exist internationally and domestically, and the problem is not fundamentally solved by an external protection net of a communication tower and a safety slideway of an electric power iron tower.
With the development of socio-economic and the improvement of material civilization, the above-mentioned tall objects are rapidly increasing. Taking an electric power iron tower as an example, the iron tower ownership of the national power grid company has rapidly increased in 2010. The climbing ladder is the only path for climbing the iron tower to carry out construction or maintenance on the tower, and the number of the construction or maintenance personnel climbing the iron tower reaches more than 50 thousands of people every year, so that a protective measure or a method for preventing the personnel from falling off in the climbing process is necessary.
Disclosure of Invention
The invention aims to solve the technical problem of the prior art and discloses a high-altitude anti-falling tool and a using method thereof.
The technical scheme adopted by the invention for solving the technical problems is as follows: a high-altitude anti-falling tool comprises a first anti-falling assembly, a second anti-falling assembly, a lock hook assembly and a connecting belt, wherein one end of the connecting belt is connected with the first anti-falling assembly, the other end of the connecting belt is connected with the second anti-falling assembly, the lock hook assembly is arranged at the central position of the connecting belt, and the first anti-falling assembly and the second anti-falling assembly are mirror images of each other by taking the central position of the connecting belt as a boundary;
first subassembly and the second of preventing falling is prevented falling and is all included hand hook, left locking plate, right locking plate, hand protection axle, spacing spring, left hand protector and right hand protector, and spacing spring is two, and hand hook upside both sides are provided with left hand protector and right hand protector respectively, and left hand protector and right hand protector are passed respectively to hand protection axle both ends respectively with left locking plate and right locking plate fixed connection, left locking plate is parallel with left hand protector and contacts to be connected through spacing spring between left locking plate and the left hand protector, right locking plate is parallel with right hand protector and contacts to be connected through spacing spring between right locking plate and the right hand protector.
Preferably, hand hook reverse side upside both sides are provided with left hand protector and right hand protector respectively, and the positive upside of hand hook is provided with the holding hook, and the cross-section of holding hook is the question mark type, hand hook downside is provided with connects foraminiferous, and connecting band one end is passed and is connected folding back and connecting band main part fixed connection behind the foraminiferous.
Preferably, left hand protector upside is equipped with left shaft hole, and right hand protector upside is equipped with right shaft hole, and left hand protector and right hand protector downside all are equipped with spacing spring room, and the spacing spring room upside of left hand protector and right hand protector all is equipped with hand protector spring hole.
Preferably, left side locking plate upside is provided with left side square hole, and left side locking plate downside is provided with left side foot nail bayonet socket, and locking plate spring hole has been seted up to one side that left locking plate is close to left hand protector, right locking plate upside is provided with right side square hole, and right locking plate downside is provided with right side foot nail bayonet socket, and right locking plate has seted up locking plate spring hole near one side of right hand protector, left side foot nail bayonet socket and right side foot nail bayonet socket are C type structure, and the opening side of left side foot nail bayonet socket and right side foot nail bayonet socket is towards the front of hand hook, hand protector spring hole is inserted to spacing spring one end, and the locking plate spring hole is inserted to the spacing spring other end.
Preferably, the hand protection axle is cylindrical major axis, and hand protection axle both ends are respectively for having the square head in internal screw thread left side and the square head in right side, the left shaft hole of left hand protector is passed in hand protection axle left side to the square head in left side of hand protection axle and the left side square hole cooperation of left locking plate, the left end of hand protection axle is passed through screw and internal thread threaded connection and is spacing with left locking plate, the right shaft hole of right hand protector is passed on hand protection axle right side to the square head in right side of hand protection axle and the right side square hole cooperation of right locking plate, the right-hand member of hand protection axle is passed through screw and internal thread threaded connection and is spacing with right locking plate.
Preferably, the latch hook subassembly includes location area and latch hook, and the latch hook cover is established on the connecting band and is in the central point of connecting band total length and puts, and the location area symmetry is arranged in latch hook both sides and with connecting band fixed connection.
Preferably, left locking plate bottom is provided with left side locking mouth, and right locking plate bottom is provided with right side locking mouth, left side locking mouth sets up in the back of left side foot nail bayonet socket, and right side locking mouth sets up in the back of right side foot nail bayonet socket.
Preferably, still including response locking Assembly, response locking Assembly includes proximity switch, locking subassembly, battery, connecting wire and control assembly, and proximity switch passes through the connecting wire and connects the locking subassembly, and the locking subassembly passes through the connecting wire and connects the battery, and proximity switch is connected with the control assembly electricity respectively with the locking subassembly, 1 positive central point of hand hook puts and is provided with the mounting groove, and the reverse side upside and left hand protector or right hand protector downside combination department of hand hook have set up proximity switch hole groove, proximity switch is fixed in proximity switch hole inslot to proximity switch's inductive head flushes with the outer terminal surface of left hand protector or right hand protector, the locking subassembly sets up in the mounting groove, and the battery is fixed in latch hook subassembly one side.
Preferably, the locking assembly comprises an electromagnet and a locking plate, the locking plate is connected to the top of the electromagnet, the locking plate is of a V-shaped structure, and the electromagnet is electrically connected with the control assembly.
Preferably, the use method of the high-altitude anti-falling tool comprises the following steps:
step 1: connecting a latch hook assembly of the high altitude anti-falling tool with an adaptive safety belt, wherein the adaptive safety belt is worn on an operator;
and 2, step: four fingers of an operator outside two thumbs respectively hold the first anti-falling assembly and the second anti-falling assembly hand hook 1;
and step 3: the hand hook is grabbed and hung on a foot nail of a building, and at the moment, the left locking plate and the right locking plate can turn to one side of the foot nail and clamp the foot nail;
and 4, step 4: the operator grips the hand hooks with two hands and alternately breaks away from the foot nails of the building to climb, and the high-altitude operation is completed;
and 5: when two hands of an operator are separated from the hand hooks, the left locking plate and the right locking plate are respectively matched with the hand hooks to clamp foot nails of a building, so that the operator is prevented from falling from high altitude.
Compared with the prior art, the invention has the following advantages:
the high-altitude anti-falling tool disclosed by the invention does not need to consider any modification or addition of accessories to the ladder stand, and can effectively prevent or reduce the falling accidents caused by misoperation when an operator climbs the ladder stand by only depending on the structure of the high-altitude anti-falling tool, so that the usable range of the high-altitude anti-falling tool is expanded, and a large blank in the field of safety protection of climbing foot nails and the ladder stand is filled in the world;
the invention discloses a high-altitude anti-falling tool which comprises a first anti-falling component, a second anti-falling component, a lock hook component and a connecting band, wherein the first anti-falling component and the second anti-falling component are mutually mirror images by taking the central position of the connecting band as a boundary;
the invention forcibly locks one hand hook on the foot nail, and locks the other hand hook on the foot nail, the locking shape of the first hand hook cannot be changed, thereby effectively avoiding the situation that two hand hooks leave the foot nail at the same time, even if the hand is separated from the hand hook due to hand separation or other accidents, the hand hook cannot fall off, and the operator can be suspended at high altitude by the cooperation of the hand hook, the connecting belt, the hook, the locking hook and the safety belt to avoid falling;
the invention discloses an overhead anti-falling tool, which effectively reduces or eliminates the safety risk of an operator when climbing a foot nail or a ladder, improves the safety management level of an enterprise, and has important practical significance on the safety management of the enterprise, the personal safety and the social stability.
Drawings
FIG. 1 is a front view of a first combination of the high altitude anti-fall tool of the present invention;
FIG. 2 is a side view of a first combination configuration of an overhead fall preventing tool of the present invention;
FIG. 3 is an enlarged view of FIG. 1 at A;
FIG. 4 is an enlarged view of FIG. 1 at B;
FIG. 5 is a front view of a second combination of the high altitude anti-fall tool of the present invention;
FIG. 6 is a side view of a second configuration of the high altitude anti-fall tool of the present invention;
FIG. 7 is a front view of a first combination configuration hand hook of the high altitude anti-fall tool of the present invention;
FIG. 8 is a side view of a first combination configuration hand hook of the high altitude anti-fall tool of the present invention;
FIG. 9 is a schematic structural view of a first combination left locking plate of the high altitude anti-falling tool of the present invention;
FIG. 10 is a schematic structural view of a first combination right locking plate of the high altitude anti-falling tool of the present invention;
FIG. 11 is a schematic structural view of a second combination hand hook of the high altitude anti-falling tool of the present invention;
FIG. 12 is a schematic structural view of a second combination left locking plate of the high altitude anti-falling tool of the present invention;
FIG. 13 is a schematic structural view of a second combination type right locking plate of the high altitude anti-falling tool of the present invention.
Description of reference numerals:
1. hand hook, 2, left locking plate, 3, right locking plate, 4, connecting band, 5, positioning band, 6, latch hook, 7, hand guard shaft, 8, spacing spring, 9, left hand guard, 10, right hand guard, 11, left shaft hole, 12, right shaft hole, 13, holding hook, 14, connecting band hole, 15, spacing spring chamber, 16, hand guard spring hole, 17, left side square hole, 18, locking plate spring hole, 19, left side foot nail bayonet, 20, right side square hole, 21, right side foot nail bayonet, 22, left side square head, 23, right side square head, 24, main part sewing part, 25, positioning band sewing part, 26, proximity switch, 27, electromagnet, 28, battery, 29, connecting wire, 30, proximity switch hole groove, 31, mounting groove, 32, left side locking port, 33, right side locking port, 34, locking plate, 35, upper hand hook component, 36, lower hand hook component, X, screw.
Detailed Description
The present invention is described in detail with reference to the embodiments shown in the drawings, but it should be understood that these embodiments are not intended to limit the present invention, and those skilled in the art should understand that functional, methodological, or structural equivalents or substitutions made by these embodiments are within the scope of the present invention.
The invention relates to a safety protection tool carried by an operator, which can effectively prevent or reduce the falling accidents caused by misoperation when the operator climbs a ladder only by the function of the safety protection tool without any modification or addition of accessories on the ladder in order to improve the usable range of the safety protection tool. The "foot nail" in the following description is an abbreviation of a support, foot nail, ladder stand wale and other components which are arranged on the inner and outer walls of a high-rise building, a structure, an angle steel tower, a round pipe tower, production equipment and the like for facilitating climbing.
The direction of the invention is determined according to the upper, lower, left and right directions of the figure provided by the invention, the visible surface of the main graph is the front surface, the invisible surface is the back surface, and the direction is not the actual direction in the application. The first fall-preventing component and the second fall-preventing component of the invention are mirror images of each other up and down with the central line of the locking hook 6 as a boundary, and the mirror image components describe a mode of adding' by using numbers, such as: the mirror image of the hand hook 1 is described as a hand hook 1', and so on, and the description of the invention is omitted; other components or materials used in the invention are universal rivets, universal nylon sewing threads and standard screws.
As shown in fig. 1, 2, 5, 6, which illustrate a specific embodiment of the present invention; the invention discloses a high-altitude anti-falling tool which comprises a first anti-falling assembly, a second anti-falling assembly, a lock hook assembly and a connecting belt 4, wherein one end of the connecting belt 4 is connected with the first anti-falling assembly, the other end of the connecting belt 4 is connected with the second anti-falling assembly, the lock hook assembly is arranged at the central position of the connecting belt 4, and the first anti-falling assembly and the second anti-falling assembly are mirror images of each other by taking the central position of the connecting belt 4 as a boundary;
as shown in fig. 1 and 2, first subassembly and the second of preventing falling is prevented falling and is all included hand hook 1, left locking plate 2, right locking plate 3, hand protection axle 7, spacing spring 8, left hand protection 9 and right hand protection 10, spacing spring 8 is two, and 1 upside both sides of hand hook are provided with left hand protection 9 and right hand protection 10 respectively, and left hand protection 9 and right hand protection 10 are passed respectively at hand protection axle 7 both ends to 7 both ends of hand protection axle respectively with left locking plate 2 and 3 fixed connection of right locking plate, left side locking plate 2 is parallel and contacts with left hand protection 9, and is connected through spacing spring 8 between left locking plate 2 and the left hand protection 9, right locking plate 3 is parallel and contacts with right hand protection 10 to be connected through spacing spring 8 between right locking plate 3 and the right hand protection 10.
The hand hook 1 is used for grabbing and hanging a foot nail, and is not deformed when being pulled vigorously, the left hand guard 9 and the right hand guard 10 are arranged on two sides of the upper side of the reverse side of the hand hook 1, the holding hook 13 which is bent forwards and downwards is arranged at the top of the front side of the hand hook 1, and the connecting hole 14 is arranged on the lower side of the front side of the hand hook 1.
Connecting band 4 is used for connecting two each other hand hooks 1 and the hand hook 1' of mirror image, and location area 5 is used for fixing a position latch hook 6, and connecting band 4, location area 5, latch hook 6 are general commodity in the market.
As shown in fig. 1, 2, 7 and 8, preferably, a left hand guard 9 and a right hand guard 10 are respectively arranged on two sides of the upside of the reverse side of the hand hook 1, a holding hook 13 is arranged on the upside of the front side of the hand hook 1, the cross section of the holding hook 13 is in a question mark shape, a connecting belt hole 14 is arranged on the lower side of the hand hook 1, and one end of the connecting belt 4 is folded back after passing through the connecting belt hole 14 and is fixedly connected with the main body of the connecting belt 4.
As shown in fig. 3, 7 and 8, preferably, the upper side of the left hand guard 9 is provided with a left shaft hole 11, the upper side of the right hand guard 10 is provided with a right shaft hole 12, the lower sides of the left hand guard 9 and the right hand guard 10 are both provided with a limiting spring chamber 15, and the upper sides of the limiting spring chambers 15 of the left hand guard 9 and the right hand guard 10 are both provided with hand guard spring holes 16.
As shown in fig. 2, 3, 4, 9, 10, it is preferred, 2 upsides of left side locking plate are provided with left side square hole 17, and 2 downsides of left side locking plate are provided with left side foot nail bayonet 19, and left side locking plate 2 is close to one side of left hand protector 9 and has seted up locking plate spring hole 18, 3 upsides of right side locking plate are provided with right side square hole 20, and 3 downsides of right locking plate are provided with right side foot nail bayonet 21, and right locking plate spring hole 18 has been seted up to one side that right side locking plate 3 is close to right hand protector 10, left side foot nail bayonet 19 and right side foot nail bayonet 21 are C type structure, and left side foot nail bayonet 19 and right side foot nail bayonet 21's opening side is towards the front of hand hook 1, hand protector spring hole 16 is inserted to 8 one end of spacing spring, and locking plate spring hole 18 is inserted to the 8 other ends of spacing spring.
The limiting spring 8 is used for controlling the left locking plate 2 and the right locking plate 3 to stay at the current position, the limiting spring 8 is an elastic wire in any shape, and two ends of the limiting spring are respectively inserted into the hand protecting spring hole 16 and the locking plate spring hole 18.
As shown in fig. 2 and 5, preferably, hand protection shaft 7 is cylindrical long axis, and hand protection shaft 7 both ends are respectively for having the square head in internal thread left side 22 and the square head in right side 23, hand protection shaft 7 passes left side shaft hole 11 of left hand protection 9 in the left side to the square head in left side 22 of hand protection shaft 7 cooperates with the left side square hole 17 of left locking plate 2, and it is spacing with left locking plate 2 that the left end of hand protection shaft 7 passes through screw and internal thread threaded connection, right shaft hole 12 of right hand protection 10 is passed on hand protection shaft 7 right side to the square head in right side 23 of hand protection shaft 7 cooperates with right locking plate 3's right side square hole 20, and the right-hand member of hand protection shaft 7 passes through screw and internal thread threaded connection and is spacing with right locking plate 3.
As shown in fig. 1 and 2, preferably, the locking hook assembly includes a positioning belt 5 and a locking hook 6, the locking hook 6 is sleeved on the connecting belt 4 and is located at a central position of the total length of the connecting belt 4, and the positioning belt 5 is symmetrically disposed at two sides of the locking hook 6 and is fixedly connected with the connecting belt 4.
As shown in fig. 12 and 13, preferably, the bottom of the left locking plate 2 is provided with a left locking opening 32, the bottom of the right locking plate 3 is provided with a right locking opening 33, the left locking opening 32 is arranged on the back of the left foot nail bayonet 19, and the right locking opening 33 is arranged on the back of the right foot nail bayonet 21.
As shown in fig. 5, 6 and 11, preferably, the portable hook further comprises an induction locking assembly, the induction locking assembly comprises a proximity switch 26, a locking assembly, a battery 28, a connecting wire 29 and a control assembly, the proximity switch 26 is connected with the locking assembly through the connecting wire 29, the locking assembly is connected with the battery 28 through the connecting wire 29, the proximity switch 26 and the locking assembly are respectively electrically connected with the control assembly, an installation groove 31 is formed in the center of the front surface of the hand hook 1, a proximity switch hole groove 30 is formed in the joint of the upper side of the back surface of the hand hook 1 and the lower side of the left hand guard 9 or the right hand guard 10, the proximity switch 26 is fixed in the proximity switch hole groove 30, the induction head of the proximity switch 26 is flush with the outer end surface of the left hand guard 9 or the outer end surface of the right hand guard 10, the locking assembly is arranged in the installation groove 31, and the battery 28 is fixed on one side of the lock hook assembly.
When the hand hook 1 grips the foot nail, the left locking plate 2 or the right locking plate 3 can rotate towards one side of the foot nail, the bottom of the left locking plate 2 or the right locking plate 3 can shield the proximity switch 26, so that the wiring mode of the proximity switch 26 is changed, and an instruction is sent to the electromagnet 27 ' of the other side through the control assembly, and the locking plate 34 ' of the electromagnet 27 ' is ejected out and clamped on the left locking port 32 ' and the right locking port 33 '.
As shown in fig. 5 and 6, preferably, the locking assembly includes an electromagnet 27 and a locking plate 34, the locking plate 34 is connected to the top of the electromagnet 27, the locking plate 34 is in a V-shaped structure, and the electromagnet 27 is electrically connected to the control assembly.
The electromagnet 27 has magnetism after being electrified, the electromagnet 27 adsorbs the locking plate 34 and withdraws the locking plate 34, the electromagnet 27 does not have magnetism after being powered off, the electromagnet 27 does not adsorb the locking plate 34 and pops the locking plate 34 out, and the locking plate 34 limits the left locking port 32 or the right locking port 33.
Preferably, the use method of the high-altitude anti-falling tool comprises the following steps:
step 1: connecting a latch hook assembly of the high altitude anti-falling tool with an adaptive safety belt, wherein the adaptive safety belt is worn on an operator;
step 2: four fingers outside two thumbs of an operator respectively hold the first anti-falling assembly and the second anti-falling assembly hand hook 1;
and 3, step 3: the hand hook 1 is grabbed and hung on a foot nail of a building, and at the moment, the left locking plate 2 and the right locking plate 3 can be turned to one side of the foot nail and clamp the foot nail;
and 4, step 4: the operator grips the hand hooks 1 with two hands to alternatively separate from the foot nails of the building for climbing, and the high-altitude operation is completed;
and 5: when two hands of an operator are separated from the hand hook 1, the left locking plate 2 and the right locking plate 3 are respectively matched with the hand hook 1 to clamp a foot nail of a building, so that the operator is prevented from falling from the high altitude.
The first combination mode is as shown in fig. 1 and 2:
a hand guard shaft 7 penetrates through a left shaft hole 11 and a right shaft hole 12, a left square head 22 and a right square head 23 are exposed, a left foot nail bayonet 19 of a left lock plate 2 faces to the front lower side, one end of a limiting spring 8 is inserted into a hand guard spring hole 16, the other end of the limiting spring is inserted into a lock plate spring hole 18, a left square hole 17 is sleeved on the left square head 22 with threads, and the left square head 22 with the threads is fixed by a screw X; the right side foot nail bayonet 21 of the right lock piece 3 faces to the front lower part, and the right side square hole 20 is sleeved on the right side square head 23 with the thread and is fixed by a screw X.
One end of the connecting belt 4 penetrates through the connecting belt hole 14 and then is folded back to be attached to the main body, the end and the main body are sewn through a thread to form a main body sewing part 24, the other end of the connecting belt 4 penetrates through the locking hook 6, the locking hook 6 is located at the center of the total length of the connecting belt 4, the positioning belts 5 are symmetrically arranged on two sides of the locking hook 6 and attached to the connecting belt 4, and two ends of the connecting belt 4 are sewn through the thread to form a positioning belt sewing part 25.
The part below the center line of the locking hook 6 is finished in a mirror image mode, so that the invention forms a complete high-altitude anti-falling tool.
The second combination, as shown in fig. 5 and 6:
in order to embody the concept of the present invention more perfectly, the inventor optimizes the first combination, so that the functions of the present invention are greatly improved.
(1) A proximity switch 26, an electromagnet 27, a battery 28 and a connecting wire 29 are added, wherein a locking plate 34 is arranged at the top end of an iron core of the electromagnet 27.
(2) The reverse side of hand hook 1 is on the upper side position and left hand protector 9 or right hand protector 10 is on the lower side position combination department has add proximity switch hole groove 30, has add mounting groove 31 in 1 central point of hand hook, has add left side locking mouth 32 in 2 bottoms of left locking plate, has add right side locking mouth 33 in the bottom of right locking plate 3.
(3) Fix proximity switch 26 in proximity switch hole groove 30, proximity switch 26's inductive head and left hand protector 9 or right hand protector 10 outside parallel and level, take wire one side inwards, fix electro-magnet 27 in mounting groove 31 and locking plate 34 one side up, fix battery 28 in the location area 5 outside, link together proximity switch 26, electro-magnet 27 and battery 28 according to the control demand with connecting wire 29.
The parts below the center line of the locking hook 6 are combined in a mirror image mode, so that the invention forms a complete high-altitude anti-falling tool.
The invention is used in cooperation with a self-adaptive safety belt to achieve the design effect. For convenience of description, a combination of the hand hook 1 and other components is referred to as an upper hand hook component 35, and a mirror image of the upper hand hook component 35 is referred to as a lower hand hook component 36.
The working principle and the using method of the invention are as follows:
an operator wears a self-adaptive safety belt, a lock hook 6 is hung on a front hanging ring of the chest of the safety belt, a left foot nail bayonet 19 and a right foot nail bayonet 21 on an upper hand hook assembly 35 face downwards, a left foot nail bayonet 19 'and a right foot nail bayonet 21' on a lower hand hook assembly 36 face downwards, four fingers outside two thumbs respectively penetrate into a left hand guard 9 and a right hand guard 10 of the upper hand hook assembly 35 and the lower hand hook assembly 36 and hold a holding hook 13 and a holding hook 13 ', the holding hook 13 and the holding hook 13' are simultaneously hung on the foot nails, and at the moment, the left foot nail bayonet 19 ', the right foot nail bayonet 21 and the right foot nail bayonet 21' can turn to the front and clamp the foot nails;
for the first combination form, the operator grips the hand hooks 1 with two hands to alternately separate from the foot nails of the building for climbing so as to finish high-altitude operation, when climbing, the hands of the operator lift upwards and outwards, and the hand hooks 1, the left locking plate 2 and the right locking plate 3 can be separated from the foot nails; when two hands of an operator are separated from the hand hook 1, no upward outward pulling force exists at the moment, the hand hook 1, the left locking plate 2 and the right locking plate 3 cannot be separated from the foot nails, the left locking plate 2 and the right locking plate 3 are respectively matched with the hand hook 1 to clamp the foot nails of a building, and the high-altitude falling of the operator is avoided.
For the second combination form, the induction locking assembly is started to be in a standby state; suppose that the upper hand hook component 35 is firstly removed from the foot nail, the left side foot nail bayonet 19 rotates downwards along with the leaving of the foot nail, the bottoms of the left lock plate 2 and the right lock plate 3 are blocked downwards from the top and slide through the proximity switch 26, so that the wiring mode of the proximity switch 26 is changed and an instruction is sent to the electromagnet 27 ' through the control component, the locking plate 34 ' of the electromagnet 27 ' is ejected out and clamped on the left side locking port 32 ' and the right side locking port 33 ', the left side foot nail bayonet 19 ' and the right side foot nail bayonet 21 ' are locked in a fixed form, at the moment, the lower hand hook component 36 is forcibly locked on the foot nail, and the form cannot be changed before the proximity switch 26 is blocked again. The upper hand hook component 35 is caught and hung on another foot nail, the left side foot nail bayonet 19 and the right side foot nail bayonet 21 are rotated upwards to clamp the foot nail, the left locking plate 2 and the right locking plate 3 are blocked from bottom to top and slide through the proximity switch 26, the wiring mode of the proximity switch 26 is changed and sends an instruction to the electromagnet 27 ', the locking plate 34 ' of the electromagnet 27 ' is withdrawn, the form that the left side foot nail bayonet 19 ' and the right side foot nail bayonet 21 ' lock the foot nail is removed, and the foot nail can be removed in the lower hand hook component 36 direction.
In the moment that lower hand hook subassembly 36 is plucked from the foot nail, left side foot nail bayonet 19 'rotates downwards along with the leaving of foot nail, left locking plate 2' and right locking plate 3 'bottom are sheltered from and are slided proximity switch 26' from top to bottom, proximity switch 26 'wiring mode changes and sends the instruction to electro-magnet 27 through control assembly, locking plate 34 of electro-magnet 27 pops out and blocks on left side locking mouth 32, right side locking mouth 33, the form that locks left side foot nail bayonet 19 and right side foot nail bayonet 21 pin is fixed, it is forced the padlock on the foot nail to go up hand hook subassembly 35, this form can not change before proximity switch 26' is sheltered from once more.
The locking state of the lower hand hook component 36 or the upper hand hook component 35 can be changed by dialing up or down the left locking plate 2/the right locking plate 3/the left locking plate 2 '/the right locking plate 3' with a hand.
Two combination modalities of the invention, such as (but not limited to): the shapes of the hand hook, the locking plate, the hand protecting shaft and the limiting spring, the application of the connecting belt, the positioning belt, the proximity switch and the electromagnet in the design, the (matching) combination mode of the hand hook, the locking plate, the hand protecting shaft, the limiting spring, the connecting belt, the positioning belt, the proximity switch and the electromagnet in the design and the like.
The high-altitude anti-falling tool disclosed by the invention does not need to consider any modification or addition of accessories to the ladder stand, can effectively prevent or reduce the falling accidents caused by misoperation when an operator climbs the ladder stand by only depending on the structure of the high-altitude anti-falling tool, enlarges the usable range of the high-altitude anti-falling tool, and fills a blank in the field of safety protection of climbing foot nails and the ladder stand in the world.
The invention discloses a high-altitude anti-falling tool which comprises a first anti-falling assembly, a second anti-falling assembly, a lock hook assembly and a connecting band, wherein the first anti-falling assembly and the second anti-falling assembly are mirror images of each other by taking the central position of the connecting band as a boundary.
The invention forcibly locks one hand hook on the foot nail, and locks the other hand hook on the foot nail, so that the locking form of the first hand hook cannot be changed, the situation that two hand hooks leave the foot nail at the same time can be effectively avoided, even if the hand is separated from the hand hook due to hand separation or other accidents, the hand hook cannot fall off, and the operator can be suspended at high altitude to avoid falling through the matching among the hand hook, the connecting belt, the hook, the locking hook and the safety belt.
The invention discloses an overhead anti-falling tool, which effectively reduces or eliminates the safety risk of an operator when climbing a foot nail or a ladder, improves the safety management level of an enterprise, and has important practical significance on the safety management of the enterprise, the personal safety and the social stability.
The above-listed detailed description is only a specific description of a possible embodiment of the present invention, and they are not intended to limit the scope of the present invention, and equivalent embodiments or modifications made without departing from the technical spirit of the present invention should be included in the scope of the present invention.
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 combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (6)
1. The utility model provides a high altitude anti-falling tool which characterized in that: the anti-falling device comprises a first anti-falling assembly, a second anti-falling assembly, a locking hook assembly and a connecting belt (4), wherein one end of the connecting belt (4) is connected with the first anti-falling assembly, the other end of the connecting belt (4) is connected with the second anti-falling assembly, the locking hook assembly is arranged at the central position of the connecting belt (4), and the first anti-falling assembly and the second anti-falling assembly are mirror images of each other by taking the central position of the connecting belt (4) as a boundary;
the first anti-falling assembly and the second anti-falling assembly respectively comprise a hand hook (1), a left locking plate (2), a right locking plate (3), a hand guard shaft (7), a limiting spring (8), a left hand guard (9) and a right hand guard (10), the number of the limiting spring (8) is two, the left hand guard (9) and the right hand guard (10) are respectively arranged on two sides of the upper side of the hand hook (1), two ends of the hand guard shaft (7) respectively penetrate through the left hand guard (9) and the right hand guard (10), two ends of the hand guard shaft (7) are respectively fixedly connected with the left locking plate (2) and the right locking plate (3), the left locking plate (2) is parallel to and contacts with the left hand guard (9), the left locking plate (2) is connected with the left hand guard (9) through the limiting spring (8), the right locking plate (3) is parallel to and contacts with the right hand guard (10), and the right locking plate (3) is connected with the right hand guard (10) through the limiting spring (8);
a left hand guard (9) and a right hand guard (10) are respectively arranged on two sides of the upper side of the back side of the hand hook (1), a holding hook (13) is arranged on the upper side of the front side of the hand hook (1), the section of the holding hook (13) is in a question mark shape, a connecting belt hole (14) is formed in the lower side of the hand hook (1), and one end of the connecting belt (4) penetrates through the connecting belt hole (14) and then is folded back to be fixedly connected with the main body of the connecting belt (4);
the upper side of the left hand guard (9) is provided with a left shaft hole (11), the upper side of the right hand guard (10) is provided with a right shaft hole (12), the lower sides of the left hand guard (9) and the right hand guard (10) are respectively provided with a limiting spring chamber (15), and the upper sides of the limiting spring chambers (15) of the left hand guard (9) and the right hand guard (10) are respectively provided with a hand guard spring hole (16);
the left spring hook is characterized in that a left side square hole (17) is formed in the upper side of the left locking plate (2), a left side foot nail bayonet (19) is formed in the lower side of the left locking plate (2), a locking plate spring hole (18) is formed in one side, close to a left hand guard (9), of the left locking plate (2), a right side square hole (20) is formed in the upper side of the right locking plate (3), a right side foot nail bayonet (21) is formed in the lower side of the right locking plate (3), a locking plate spring hole (18) is formed in one side, close to a right hand guard (10), of the right locking plate (3), the left side foot nail bayonet (19) and the right side foot nail bayonet (21) are of a C-shaped structure, the opening sides of the left side foot nail bayonet (19) and the right side foot nail bayonet (21) face the front side of the hand hook (1), one end of the limiting spring (8) is inserted into the spring hole (16), and the other end of the limiting spring (8) is inserted into the locking plate spring hole (18);
the left locking piece (2) bottom is provided with left side locking mouth (32), and right locking piece (3) bottom is provided with right side locking mouth (33), left side locking mouth (32) set up in the back of left side foot nail bayonet socket (19), and right side locking mouth (33) set up in the back of right side foot nail bayonet socket (21).
2. The high altitude fall arrest tool of claim 1, wherein: hand protection axle (7) are cylindrical major axis, and hand protection axle (7) both ends are respectively for having female screw thread left side square head (22) and right side square head (23), left side shaft hole (11) of left hand protector (9) are passed on hand protection axle (7) left side to the left side square head (22) of hand protection axle (7) and the left side square hole (17) cooperation of left locking plate (2), the left end of hand protection axle (7) is passed through screw and female screw thread threaded connection and is spacing with left locking plate (2), right side shaft hole (12) of right hand protector (10) are passed on hand protection axle (7) right side, and the right side square head (23) of the right side of hand protection axle (7) and the right side square hole (20) cooperation of right locking plate (3), and the right-hand member of hand protector axle (7) is spacing with right locking plate (3) through screw and female screw thread threaded connection.
3. The high altitude fall arrest tool of claim 1, wherein: the locking hook assembly comprises a positioning belt (5) and a locking hook (6), the locking hook (6) is sleeved on the connecting belt (4) and is located at the center of the total length of the connecting belt (4), and the positioning belt (5) is symmetrically arranged on two sides of the locking hook (6) and is fixedly connected with the connecting belt (4).
4. The high altitude fall arrest tool of claim 1, wherein: still include response locking Assembly, response locking Assembly includes proximity switch (26), locking subassembly, battery (28), connecting wire (29) and control assembly, and proximity switch (26) pass through connecting wire (29) and connect the locking subassembly, and the locking subassembly passes through connecting wire (29) and connects battery (28), and proximity switch (26) are connected with the control assembly electricity respectively with the locking subassembly, the positive central point of hand hook (1) puts and is provided with mounting groove (31), and the reverse side upside and left hand protector (9) or right hand protector (10) downside junction department of hand hook (1) have set up proximity switch hole groove (30), proximity switch (26) are fixed in proximity switch hole groove (30) to the inductive head and the outer terminal surface of left hand protector (9) or right hand protector (10) of proximity switch (26) flush, the locking subassembly sets up in mounting groove (31), and battery (28) are fixed in latch hook subassembly one side.
5. The high altitude fall arrest tool of claim 4, wherein: the locking assembly comprises an electromagnet (27) and a locking plate (34), the locking plate (34) is connected to the top of the electromagnet (27), the locking plate (34) is of a V-shaped structure, and the electromagnet (27) is electrically connected with the control assembly.
6. A using method of a high-altitude anti-falling tool is characterized by comprising the following steps:
step 1: connecting the latch hook assembly of a high altitude fall arrest tool according to any one of claims 1 to 5 with an adaptive harness, wherein the adaptive harness is worn on the body of the operator;
step 2: four fingers of an operator, which are outside the thumbs of two hands, respectively hold the hand hooks (1) of the first anti-falling assembly and the second anti-falling assembly;
and step 3: the hand hook (1) is grabbed and hung on a foot nail of a building, and at the moment, the left locking plate (2) and the right locking plate (3) can turn to one side of the foot nail and clamp the foot nail;
and 4, step 4: the operator grips the hand hook (1) with two hands to alternatively separate from the foot nail of the building for climbing, and the high-altitude operation is completed;
and 5: when two hands of an operator are separated from the hand hook (1), the left locking plate (2) and the right locking plate (3) are respectively matched with the hand hook (1) to clamp a foot nail of a building, so that the operator is prevented from falling from high altitude.
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| CN202111398504.XA CN114082118B (en) | 2021-11-24 | 2021-11-24 | High-altitude anti-falling tool and using method |
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| CN202111398504.XA CN114082118B (en) | 2021-11-24 | 2021-11-24 | High-altitude anti-falling tool and using method |
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| CN115300822B (en) * | 2022-08-15 | 2023-04-14 | 广东电网有限责任公司 | High-altitude electric power operation anti-falling device |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0087289A3 (en) * | 1982-02-23 | 1984-12-27 | Lewmar Marine Limited | Shackle |
| US4423796A (en) * | 1982-11-23 | 1984-01-03 | Sulowski Andrew C | Ladder climber's safety device |
| JPH1088950A (en) * | 1996-09-10 | 1998-04-07 | Matsuoka Kenki Kk | Attachment for ladder |
| AT504458B1 (en) * | 2006-10-23 | 2010-02-15 | Strasser Philipp Mag | SELF-LOCKING SET AND ATTACHMENT TO SAFETY DEVICES |
| FR2967076B1 (en) * | 2010-11-08 | 2012-11-30 | Thierry Jean Alain Cornil Dehondt | SAFETY INSERTION DEVICE AND STRIP ASSEMBLY PROVIDED WITH SUCH A DEVICE |
| CN207310997U (en) * | 2017-10-16 | 2018-05-04 | 上海烁逸电子科技有限公司 | Automatically de- hooking device |
| CN108245803B (en) * | 2018-03-14 | 2023-05-23 | 国网山东省电力公司阳谷县供电公司 | Ladder falling-preventing safety protection tool |
| CN109353953B (en) * | 2018-12-03 | 2020-07-03 | 国家电网有限公司 | Electronic intelligent hook assembly of fixed pulley |
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