阅读说明：本技术 爬塔助力装置 (Power assisting device for climbing tower ) 是由 陈岩 李文斐 李剑锋 李征 靳伟 陈秦超 王光远 李泽卿 王浩 王伟 于辉 王 于 2021-06-23 设计创作，主要内容包括：本发明提供了一种爬塔助力装置,属于电力维护设备技术领域,包括钩爪机构、压力感应机构、扣锁机构和爬升机构,钩爪机构用于钩挂在塔架的攀登部位；压力感应机构设在钩爪机构内侧,用于感应钩爪机构对攀登部位施加的作用力、并向外传递动作和/或信号；扣锁机构设在钩爪机构内侧,且与压力感应机构连接,用于根据压力感应机构向外传递动作或信号将钩爪机构扣锁在攀登部位上或解锁；爬升机构与钩爪机构连接,且用于与爬塔的人员或设备连接。本发明整个攀登爬升过程中,上升的力量基本都是通过爬升机构提供的,能够节省爬塔人员大量的体力,并且在爬塔人员被拉升的过程中扣锁机构可以将钩爪机构锁定在塔架上,能够大大提升爬塔的安全性。(The invention provides a power assisting device for climbing a tower, which belongs to the technical field of power maintenance equipment and comprises a claw mechanism, a pressure sensing mechanism, a buckling and locking mechanism and a climbing mechanism, wherein the claw mechanism is used for being hooked at a climbing part of a tower; the pressure sensing mechanism is arranged at the inner side of the claw mechanism and is used for sensing the acting force applied by the claw mechanism to the climbing part and transmitting action and/or signals outwards; the buckling and locking mechanism is arranged on the inner side of the claw mechanism, is connected with the pressure sensing mechanism and is used for buckling and locking or unlocking the claw mechanism on a climbing part according to the outward transmission action or signal of the pressure sensing mechanism; the climbing mechanism is connected with the claw mechanism and is used for being connected with a person or equipment for climbing the tower. In the whole climbing process, the lifting force is basically provided by the climbing mechanism, a large amount of physical power of a person climbing the tower can be saved, the hook claw mechanism can be locked on the tower frame by the locking mechanism in the process that the person climbing the tower is pulled up, and the safety of climbing the tower can be greatly improved.)

1. A tower climbing power assisting device is characterized by comprising:

the hook claw mechanism is used for hooking the climbing part of the tower;

the pressure sensing mechanism is arranged on the inner side of the claw mechanism and is used for sensing the acting force applied by the claw mechanism to the climbing part and transmitting action and/or signals outwards;

the locking mechanism is arranged on the inner side of the claw mechanism, is connected with the pressure sensing mechanism and is used for locking or unlocking the claw mechanism on the climbing part according to the outward transmission action or signal of the pressure sensing mechanism;

and the climbing mechanism is connected with the claw mechanism and is used for being connected with a person or equipment climbing the tower so as to pull the person climbing the tower to move according to the preset action or the preset signal transmitted outwards by the pressure sensing mechanism.

2. The tower-climbing power assisting device of claim 1, wherein: the tower climbing power assisting device further comprises a controller, wherein the controller is respectively electrically connected with the pressure sensing mechanism, the locking mechanism and the climbing mechanism and is used for controlling the actions of the locking mechanism and the climbing mechanism according to signals transmitted outwards by the pressure sensing mechanism.

3. The tower-climbing power assisting device of claim 2, wherein: the locking mechanism locks the claw mechanism on the climbing part after the acting force sensed by the pressure sensing mechanism is greater than a preset threshold value, and unlocks the claw mechanism after the acting force is less than the preset threshold value; and the climbing mechanism pulls the tower-climbing personnel or equipment to move upwards after the acting force sensed by the pressure sensing mechanism is greater than a preset threshold value.

4. The tower-climbing power assisting device of claim 3, wherein: the climbing tower power assisting device further comprises a delay module, wherein the delay module is electrically connected with the controller and used for delaying or prolonging the time for controlling the actions of the locking mechanism and the climbing mechanism by the controller.

5. The tower climbing assistance device according to claim 1, wherein the hook mechanism includes a main hook body (11), and the pressure sensing mechanism includes:

the induction sliding rod (21) penetrates through and is arranged on the hook part of the main hook body (11) in a sliding manner;

the supporting plate (22) is arranged on the inner side of the hook part of the main hook body (11), is connected with one end, located inside the main hook body (11), of the induction sliding rod (21), and is used for supporting a climbing part;

and the middle part of the lever (23) is rotationally connected with the main hook body (11), one end of the lever is connected with one end, located outside the main hook body (11), of the induction sliding rod (21), the other end of the lever is connected with the buckling and locking mechanism, and the lever is used for transmitting the movement of the supporting plate (22) and the induction sliding rod (21) to the buckling and locking mechanism.

6. The power assist device for climbing towers according to claim 5, wherein the sensing slide bar (21) is provided at the bottom of the hook portion of the main hook body (11), and the latch mechanism comprises:

the buckle lock sliding rod (31) penetrates through one side of the main hook body (11), the outer end of the buckle lock sliding rod is rotatably connected with the lever (23) and is used for being in sliding fit with the main hook body (11) under the driving of the lever (23), and when the induction sliding rod (21) slides outwards, the buckle lock sliding rod (31) is driven by the lever (23) to slide inwards;

the two ends of the elastic element (32) are respectively connected with the buckling sliding rod (31) and the main hook body (11) and are used for providing elastic force for the outward sliding of the buckling sliding rod (31);

and the clamping tongue (33) is arranged at the inner end of the lock slide rod (31) and used for closing the hook part of the main hook body (11) along with the inward sliding of the lock slide rod (31) so as to lock the climbing part on the hook part of the main hook body (11).

7. The tower-climbing assistance device of claim 6 wherein the pressure sensing mechanism further comprises:

the sliding sleeve (24) is connected with the end part of the lever (23);

and one end of the reversing slide rod (25) is rotationally connected with the lock slide rod (31), and the middle part of the reversing slide rod is slidably connected with the sliding sleeve (24).

8. The tower-climbing power assisting device of claim 7, wherein: the lever (23) is of a curved rod structure; the sliding sleeve (24) and the lever (23) are of an integrated structure; the locking slide bar (31) and the induction slide bar (21) are arranged vertically to each other; a rotary connecting seat is arranged outside the main hook body (11), and the middle part of the lever (23) is rotatably connected with the main hook body (11) through the rotary connecting seat; the supporting plate (22) is an arc-shaped plate; a protective sleeve (34) is arranged outside the elastic element (32), and a space for accommodating the clamping tongue (33) and the inner end of the lock slide rod (31) when the clamping tongue (33) retracts is arranged in the protective sleeve (34).

9. The tower climbing assistance device according to claim 2, wherein the claw mechanism comprises a main hook body (11), and the climbing mechanism comprises:

the rack (41) is fixedly connected with the tail part of the main hook body (11) and is arranged along the climbing direction;

the shell (42) is sleeved outside the rack (41);

the traction structure (43) is arranged on the machine shell (42) and is used for traction of an operator;

the gear (44) is rotatably arranged in the shell (42) and is meshed with the rack (41);

and the driver (45) is arranged in the shell (42), is connected with the gear (44), is electrically connected with the controller and is used for controlling the rotation of the gear (44) according to a control signal transmitted by the controller.

10. The tower-climbing power assisting device of claim 9, wherein: one end of the rack (41), which is far away from the main hook body (11), is provided with a limiting body (46) which is used for blocking the shell (42) so as to prevent the shell (42) from being separated from the rack (41); the traction structure (43) comprises a handle for an operator to hold or a hanging ring for hanging a safety belt.

Technical Field

The invention belongs to the technical field of power maintenance equipment, and particularly relates to a tower climbing power assisting device.

Background

The tower of an overhead transmission line is a support structure for supporting wires and lightning conductors. The wire can meet the requirements of distance limitation on the ground and ground objects. The tower can bear loads and external loads of conducting wires, lightning conductors and the tower, belongs to a high-rise steel structure and an unshaped product, and the tower framework can be designed by designers according to different engineering conditions. The tower has a wide application range, is mainly used for supporting factory chimneys, supporting large buildings, towers of water towers, monitoring engineering, communication engineering and other special purposes, and is generally divided into the following parts according to the shape: wine glass type, cat head type, upper font type, dry font type and barrel type, according to the usage divide into: the tension tower, the straight tower, the corner tower, the transposition tower (the tower for replacing the phase position of the lead), the terminal tower, the crossing tower and the like are structurally characterized in that various tower types belong to a space truss structure, rod pieces mainly comprise single equilateral angle steel or combined angle steel, the materials generally comprise two types of Q235(A3F) and Q345(16Mn), the rod pieces are connected by rough bolts through shearing force by the bolts, the whole tower comprises angle steel, connecting steel plates and bolts, and individual components such as tower feet and the like are welded by a plurality of steel plates to form an assembly, so that hot galvanizing corrosion prevention, transportation, construction and erection are very convenient. For the towers below m, a foot nail is arranged on one main material of the tower, so that construction workers can conveniently climb the tower.

In order to ensure the stability of power transportation, maintenance personnel need maintain the transmission cable for a long time, and because the height of tower is usually higher, the mode that maintenance personnel went up the tower when maintaining mainly divide into two kinds: climbing is carried out through the foot nails of the tower and direct conveying is carried out to the tower through a helicopter. The latter is not only high in cost, but also large in limitation and high in danger, so that the device is generally only used for special situations such as emergency situations and the like; and the former needs the artifical climbing of maintainer, and the climbing time is more of a specified duration, needs to consume a large amount of physical power, has great risk of falling under the not good condition of weather moreover.

Disclosure of Invention

The invention aims to provide a power assisting device for climbing a tower, which aims to solve the technical problem that the tower climbing by manpower is labor-consuming and dangerous in the prior art.

In order to achieve the purpose, the invention adopts the technical scheme that: provided is a tower climbing power assisting device, comprising:

the hook claw mechanism is used for hooking climbing positions such as foot nails, handrails and the like of the tower;

the pressure sensing mechanism is arranged on the inner side of the claw mechanism and is used for sensing the acting force applied by the claw mechanism to the climbing part and transmitting action and/or signals outwards;

the locking mechanism is arranged on the inner side of the claw mechanism, is connected with the pressure sensing mechanism and is used for locking or unlocking the claw mechanism on a climbing part according to the action or signal transmitted outwards by the pressure sensing mechanism;

and the climbing mechanism is connected with the claw mechanism and is used for being connected with a person or equipment for climbing the tower so as to pull the person for climbing the tower to move according to the preset action or the preset signal transmitted outwards by the pressure sensing mechanism.

In an embodiment of the invention, the locking mechanism and the climbing mechanism are both electrically controlled components, and the tower climbing power assisting device further comprises a controller, wherein the controller is electrically connected with the pressure sensing mechanism, the locking mechanism and the climbing mechanism respectively and is used for controlling the actions of the locking mechanism and the climbing mechanism according to signals transmitted outwards by the pressure sensing mechanism.

In one embodiment of the invention, the locking mechanism locks the claw mechanism on the climbing part after the acting force sensed by the pressure sensing mechanism is greater than a preset threshold value and unlocks the claw mechanism after the acting force is less than the preset threshold value; and the climbing mechanism pulls the tower climbing personnel or equipment to move upwards after the acting force sensed by the pressure sensing mechanism is greater than a preset threshold value.

In an embodiment of the present invention, the power assisting device for climbing a tower further includes a delay module, where the delay module is electrically connected to the controller and is configured to delay or prolong a time for the controller to control the actions of the locking mechanism and the climbing mechanism.

In one embodiment of the invention, the finger mechanism comprises a main hook body, and the pressure sensing mechanism comprises:

the induction sliding rod penetrates through and is arranged on the hook part of the main hook body in a sliding manner;

the supporting plate is arranged on the inner side of the hook part of the main hook body, is connected with one end of the sensing slide rod positioned in the main hook body and is used for supporting the climbing part;

and the middle part of the lever is rotatably connected with the main hook body, one end of the lever is connected with one end of the induction slide rod positioned outside the main hook body, and the other end of the lever is connected with the buckling and locking mechanism and is used for transmitting the movement on the supporting plate and the induction slide rod to the buckling and locking mechanism.

In one embodiment of the present invention, the sensing slide is provided at a bottom of the hook portion of the main hook body, and the latch mechanism includes:

the buckling lock sliding rod penetrates through one side of the main hook body, the outer end of the buckling lock sliding rod is rotatably connected with the lever and is in sliding fit with the main hook body under the driving of the lever, and when the induction sliding rod slides outwards, the buckling lock sliding rod is driven by the lever to slide inwards;

the two ends of the elastic element are respectively connected with the buckling sliding rod and the main hook body and are used for providing elastic force for the outward sliding of the buckling sliding rod;

and the clamping tongue is arranged at the inner end of the locking slide rod and used for closing the hook part of the main hook body along with the inward sliding of the locking slide rod so as to lock the climbing part on the hook part of the main hook body.

In one embodiment of the present invention, the pressure sensing mechanism further comprises:

the sliding sleeve is connected with the end part of the lever;

one end of the reversing slide rod is rotatably connected with the lock catch slide rod, and the middle part of the reversing slide rod is slidably connected with the sliding sleeve.

In one embodiment of the invention, the lever is a bent rod structure; the sliding sleeve and the lever are of an integrated structure; the buckling slide bar and the induction slide bar are arranged vertically; a rotary connecting seat is arranged outside the main hook body, and the middle part of the lever is rotationally connected with the main hook body through the rotary connecting seat; the supporting plate is an arc-shaped plate, and a protective sleeve is arranged outside the elastic element to prevent the elastic element from being exposed to cause abrasion or injury to operators; the protective sleeve is internally provided with a space for accommodating the clamping tongue and the inner end of the locking slide rod when the clamping tongue retracts.

In one embodiment of the invention, the finger mechanism comprises a main hook body, the climbing mechanism comprising:

the rack is fixedly connected with the tail part of the main hook body and is arranged along the climbing direction;

the shell is sleeved outside the rack;

the traction structure is arranged on the shell and used for traction of an operator;

the gear is rotatably arranged in the shell and is meshed with the rack;

and the driver is arranged in the shell, connected with the gear, electrically connected with the controller and used for controlling the rotation of the gear according to the control signal transmitted by the controller.

In one embodiment of the invention, one end of the rack, which is far away from the main hook body, is provided with a limiting body for blocking the case so as to prevent the case from falling off the rack; the traction structure comprises a handle for holding by an operator or a hanging ring for hanging a safety belt.

The tower climbing power assisting device provided by the invention has the beneficial effects that: compared with the prior art, when the tower is climbed, an operator is connected with the climbing mechanism in a mode of holding or hanging a safety belt, a connecting piece and the like, the hook claw mechanism is hooked at climbing positions of foot nails, handrails and the like of the tower, then the climbing mechanism is pulled to enable the pressure sensing mechanism to sense the action force applied to the climbing positions by the hook claw mechanism, and further action and/or signals are transmitted outwards, so that the buckling and locking mechanism locks the hook claw mechanism on the climbing positions, and meanwhile the climbing mechanism pulls the personnel climbing the tower to ascend; after the personnel who wait to climb the tower rise along with the traction force and stand stably, the acting force applied to the climbing part by the claw mechanism can be reduced sharply, and after the change is sensed by the pressure sensing mechanism, the action and/or the signal is transmitted outwards, so that the locking mechanism is unlocked, and the climbing mechanism is reset; then the person climbing the tower takes down the claw mechanism and hooks the claw mechanism at the next climbing part of the tower, and the steps are repeated until the person climbs the tower; whole climbing in-process, the strength that rises all provides through climbing mechanism basically, can save a large amount of physical power of the personnel of climbing the tower to the in-process padlock mechanism that the personnel of climbing the tower was pulled up can lock the hook mechanism on the pylon, can promote the security of climbing the tower greatly.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the embodiments or the prior art descriptions will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without inventive exercise.

Fig. 1 is a schematic side cross-sectional structural view of a power assisting device for climbing a tower according to an embodiment of the present invention.

Wherein the reference numerals in the figures are as follows:

11. a main hook body;

21. sensing a slide bar; 22. a support plate; 23. a lever;

24. a sliding sleeve; 25. a reversing slide bar; 26. a pressure sensor;

31. locking the sliding rod; 32. an elastic element; 33. a latch; 34. a protective sleeve;

41. a rack; 42. a housing; 43. a traction structure;

44. a gear; 45. a driver; 46. a limiting body.

Detailed Description

In order to make the technical problems, technical solutions and advantageous effects to be solved by the present invention more clearly apparent, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

It should be further understood that the drawings and embodiments of the present invention mainly describe the concept of the present invention, and on the basis of the concept, the specific forms and arrangements of some connection relationships, position relationships, power mechanisms, power supply systems, hydraulic systems, control systems, etc. may not be completely described, but those skilled in the art can implement the specific forms and arrangements in a known manner on the premise that those skilled in the art understand the concept of the present invention.

When an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or be indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or be indirectly connected to the other element.

The terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like, as used herein, refer to an orientation or positional relationship indicated in the drawings for convenience in describing the invention and to simplify the description, and do not indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and is therefore not to be construed as limiting the invention.

The terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more, and "several" means one or more unless specifically limited otherwise.

The power assisting apparatus for climbing a tower according to the present invention will now be described.

Referring to fig. 1, a power assisting device for climbing a tower according to a first embodiment of the present invention includes a claw mechanism, a pressure sensing mechanism, a locking mechanism, and a climbing mechanism;

the hook claw mechanism is used for hooking climbing positions such as foot nails, handrails and the like of the tower;

the pressure sensing mechanism is arranged at the inner side of the claw mechanism and is used for sensing the acting force applied by the claw mechanism to the climbing part and transmitting action and/or signals outwards;

the buckling and locking mechanism is arranged on the inner side of the claw mechanism, is connected with the pressure sensing mechanism and is used for buckling and locking or unlocking the claw mechanism on a climbing part according to the outward transmission action or signal of the pressure sensing mechanism;

the climbing mechanism is connected with the claw mechanism and is used for being connected with a person or equipment for climbing the tower so as to draw the person for climbing the tower to move according to the preset action or the preset signal transmitted outwards by the pressure sensing mechanism.

Compared with the prior art, when climbing the tower, the power assisting device for climbing the tower, provided by the invention, has the advantages that when climbing the tower, an operator is connected with the climbing mechanism in a manner of holding or hanging a safety belt, a connecting piece and the like, the claw mechanism is hooked at climbing positions such as foot nails, handrails and the like of the tower, then the climbing mechanism is pulled to enable the pressure sensing mechanism to sense the acting force applied to the climbing positions by the claw mechanism, and further the action and/or the signal is transmitted outwards, so that the claw mechanism is locked on the climbing positions by the buckling and locking mechanism, and meanwhile, the climbing mechanism pulls the personnel climbing the tower to rise; after the personnel who wait to climb the tower rise along with the traction force and stand stably, the acting force applied to the climbing part by the claw mechanism can be reduced sharply, and after the change is sensed by the pressure sensing mechanism, the action and/or the signal is transmitted outwards, so that the locking mechanism is unlocked, and the climbing mechanism is reset; then the person climbing the tower takes down the claw mechanism and hooks the claw mechanism at the next climbing part of the tower, and the steps are repeated until the person climbs the tower; whole climbing in-process, the strength that rises all provides through climbing mechanism basically, can save a large amount of physical power of the personnel of climbing the tower to the in-process padlock mechanism that the personnel of climbing the tower was pulled up can lock the hook mechanism on the pylon, can promote the security of climbing the tower greatly.

Further, referring to fig. 1, a specific embodiment provided by the present invention on the basis of the first embodiment is as follows:

the locking mechanism and the climbing mechanism are electric control parts, and the tower climbing power assisting device further comprises a controller which is respectively electrically connected with the pressure sensing mechanism, the locking mechanism and the climbing mechanism and used for controlling the actions of the locking mechanism and the climbing mechanism according to signals transmitted outwards by the pressure sensing mechanism.

The pressure sensing mechanism may be a pressure sensor 26.

Further, referring to fig. 1, a specific embodiment provided by the present invention on the basis of the above embodiment is as follows:

the locking mechanism locks the claw mechanism on the climbing part after the acting force sensed by the pressure sensing mechanism is greater than a preset threshold value, and unlocks the claw mechanism after the acting force is less than the preset threshold value; and the climbing mechanism pulls the tower climbing personnel or equipment to move upwards after the acting force sensed by the pressure sensing mechanism is greater than a preset threshold value.

Further, referring to fig. 1, a specific embodiment provided by the present invention on the basis of the above embodiment is as follows:

the tower climbing power assisting device further comprises a delay module, wherein the delay module is electrically connected with the controller and used for delaying or prolonging the time for controlling the actions of the locking mechanism and the climbing mechanism by the controller.

Further, referring to fig. 1, a specific embodiment provided by the present invention on the basis of the first embodiment is as follows:

the hook claw mechanism comprises a main hook body 11, and the pressure sensing mechanism comprises a sensing slide rod 21, a supporting plate 22 and a lever 23;

the induction slide rod 21 penetrates through and is arranged on the hook part of the main hook body 11 in a sliding manner;

the supporting plate 22 is arranged on the inner side of the hook part of the main hook body 11, is connected with one end of the sensing slide rod 21 positioned in the main hook body 11 and is used for supporting a climbing part;

the middle part of the lever 23 is rotatably connected with the main hook body 11, one end of the lever is connected with one end of the induction slide rod 21 positioned outside the main hook body 11, and the other end of the lever is connected with the buckling and locking mechanism and is used for transmitting the movement on the supporting plate 22 and the induction slide rod 21 to the buckling and locking mechanism.

The induction slide rod 21 is arranged at the bottom of the hook part of the main hook body 11, and the locking mechanism comprises a locking slide rod 31, an elastic element 32 and a clamping tongue 33;

the locking slide bar 31 penetrates through one side of the main hook body 11, the outer end of the locking slide bar 31 is rotatably connected with the lever 23 and is used for being in sliding fit with the main hook body 11 under the driving of the lever 23, and when the induction slide bar 21 slides outwards, the locking slide bar 31 is driven by the lever 23 to slide inwards;

two ends of the elastic element 32 are respectively connected with the locking slide bar 31 and the main hook body 11 and are used for providing elastic force for the locking slide bar 31 to slide outwards;

a locking tongue 33 is provided at the inner end of the latch slide bar 31 for closing the hook portion of the main hook body 11 with the inward sliding of the latch slide bar 31 to lock the climbing portion to the hook portion of the main hook body 11.

The pressure sensing mechanism also comprises a sliding sleeve 24 and a reversing sliding rod 25;

a sliding sleeve 24; is connected with the end part of the lever 23;

a reversing slide bar 25; one end is rotatably connected with the latch slide bar 31 and the middle part is slidably connected with the sliding sleeve 24.

The lever 23 is rotatably connected with the lever 23 through a sliding bush 24 and a reversing slide rod 25, so that reversing is performed by using the sliding bush 24 and the reversing slide rod 25, and the smooth sliding state of the lever 23 is maintained.

When the device is used, after the main hook body 11 hooks climbing positions of foot nails, handrails and the like of a tower and is pulled downwards, the supporting plate 22 is contacted with the climbing positions of the foot nails, the handrails and the like and is pressed to drive the induction slide rod 21 to slide outwards, the induction slide rod 21 drives one end of the lever 23 to move, the other end of the lever 23 drives the buckling lock slide rod 31 to slide inwards, the clamping tongue 33 is driven to pop out to seal the main hook body 11, the climbing positions of the foot nails, the handrails and the like are locked annularly, and the main hook body 11 cannot slip at the moment due to the fact that structures such as bulges and the like preventing slipping out are arranged outside the climbing positions of the foot nails, the handrails and the like, and therefore the device is quite safe; after the claw mechanism rises along with the traction force and stands stably, the supporting plate 22 is pressed to be reduced, the elastic element 32 drives the locking slide rod 31 to slide outwards, so that the clamping tongue 33 is retracted, the main hook body 11 is unlocked, and the supporting plate 22 is driven to reset through the lever 23 and the induction slide rod 21.

The pressure sensing means may be a combination of mechanical and electronic means, and the pressure sensor 26 is disposed between the main hook 11 and the support plate 22 to sense the pressure change, so as to control the climbing means by the controller.

Further, referring to fig. 1, a specific embodiment provided by the present invention on the basis of the above embodiment is as follows:

the lever 23 is of a bent rod structure.

The sliding sleeve 24 and the lever 23 are of an integral structure.

The latch slide 31 and the sensing slide 21 are arranged perpendicular to each other.

The outer part of the main hook body 11 is provided with a rotary connecting seat, and the middle part of the lever 23 is rotatably connected with the main hook body 11 through the rotary connecting seat.

The support plate 22 is an arc-shaped plate, and a protective sleeve 34 is arranged outside the elastic element 32 to prevent the elastic element 32 from being exposed to wear or causing injury to operators.

A space for accommodating the latch 33 and the inner end of the latch slide 31 when the latch 33 is retracted is provided in the protective cover 34.

Further, referring to fig. 1, a specific embodiment provided by the present invention on the basis of the above embodiment is as follows:

the claw mechanism comprises a main hook body 11, and the climbing mechanism comprises a rack 41, a machine shell 42, a traction structure 43, a gear 44 and a driver 45;

the rack 41 is fixedly connected with the tail part of the main hook body 11 and is arranged along the climbing direction;

the housing 42 is sleeved outside the rack 41;

the traction structure 43 is arranged on the machine shell 42 and used for traction of an operator;

the gear 44 is rotatably arranged in the machine shell 42 and meshed with the rack 41;

the driver 45 is disposed in the housing 42, connected to the gear 44, and electrically connected to the controller for controlling the rotation of the gear 44 according to a control signal transmitted from the controller.

Further, referring to fig. 1, a specific embodiment provided by the present invention on the basis of the first embodiment is as follows:

the end of the rack 41 far away from the main hook 11 is provided with a stopper 46 for stopping the casing 42 to prevent the casing 42 from being released from the rack 41.

The towing structure 43 includes a handle for an operator to hold or a hanging loop for hanging a safety belt.

The whole device can be driven by a built-in battery or an external power supply.

In order to prevent the main hook 11 from sliding outward along the climbing portion such as the foot nail or the handrail, an auxiliary hook may be vertically provided on the main hook 11 for hooking the structural member such as the beam or the column perpendicular to the climbing portion such as the foot nail or the handrail.

The present invention is not limited to the above preferred embodiments, and any modifications, equivalent substitutions and improvements made within the spirit and principle of the present invention should be included in the protection scope of the present invention.