CN217469291U

CN217469291U - Self-locking hook of unmanned aerial vehicle rescue equipment for power transmission line

Info

Publication number: CN217469291U
Application number: CN202220812833.8U
Authority: CN
Inventors: 汤春俊; 张永; 李有春; 朱凯; 郑宏伟; 蔡得龙; 李炯; 雷兴列; 林峰; 顾浩; 任忆坤
Original assignee: State Grid Zhejiang Electric Power Co Ltd; China Electric Power Research Institute Co Ltd CEPRI; Jinhua Power Supply Co of State Grid Zhejiang Electric Power Co Ltd
Current assignee: State Grid Zhejiang Electric Power Co Ltd; China Electric Power Research Institute Co Ltd CEPRI; Jinhua Power Supply Co of State Grid Zhejiang Electric Power Co Ltd
Priority date: 2022-04-08
Filing date: 2022-04-08
Publication date: 2022-09-20
Anticipated expiration: 2032-04-08

Abstract

The utility model relates to a self-locking hook of unmanned aerial vehicle rescue equipment for a power transmission line, which comprises a base, a first hook and a second hook, wherein the top end of the base is provided with a slot, a suspension hole is formed between the first hook, the second hook and the base, the base is movably connected with a limit component, and a reset spring is arranged between the limit component and the base; the utility model has the advantages that: through first couple, it hangs the auto-lock couple on the power transmission line to form between second couple and the base and hang the hole, because spacing subassembly is to the restriction of first couple, make first couple unable rotation, and the other end setting of first couple is in the top of second couple, therefore, the auto-lock couple after hanging has the function of auto-lock, can prevent effectively that the operation in-process couple from droing and causing the secondary damage, whole auto-lock structure does not adopt the electronic mode simultaneously, make convenient operation simple, electromagnetic interference's factor has been avoided simultaneously, the fault rate has been reduced, the security of operation has been improved.

Description

Self-locking hook of unmanned aerial vehicle rescue equipment for power transmission line

Technical Field

The utility model relates to a self-locking couple that transmission line unmanned aerial vehicle rescue was equipped.

Background

With the development of electric power utilities in China, the iron towers of high-voltage-class power transmission lines are built higher and higher, so that great risks are brought to power technology workers during maintenance, once safety equipment fails or other sudden conditions (such as sudden discomfort of body and weather change) occur in the process of ascending operation, high-altitude falling occurs, suspension wounds (safety belt suspension syndromes) are generated and gradually lose consciousness when the safety belts are suspended in the air for a long time, and the rescue time is very urgent due to the fear, impact injury and other factors without self-rescue capacity, if the falling occurs in a three-span section or a large-span section such as mountains, canyons, rivers and the like, the rescue difficulty is higher, the power transmission lines are mostly located in remote areas in the open air and limited by terrain, microclimate, wire elasticity, road traffic and other factors, and conventional high-altitude operation tools, high-altitude rescue vehicles, Rescue methods such as helicopters are often limited.

SUMMERY OF THE UTILITY MODEL

The utility model aims to reach the purpose just provide a self-locking couple that transmission line unmanned aerial vehicle rescue was equipped, can simplify the mounting process of self-locking couple, practiced thrift the activity duration greatly.

In order to solve the technical problem, the utility model discloses a realize through following technical scheme: the utility model provides a transmission line unmanned aerial vehicle rescue is equipped with auto-lock couple, includes base, first couple and second couple, the top of base is equipped with the fluting, the one end of first couple is rotated and is connected on the base of fluting one end, the one end of second couple is rotated and is connected on the base of the fluting other end, just the other end setting of first couple is in the top of second couple, form between first couple, second couple and the base and hang the hole, the other end of first couple is equipped with the direction circular arc, swing joint has the spacing subassembly that the first padlock of restriction was opened on the base, be equipped with the reset spring that spacing subassembly resets between spacing subassembly and the base, the bottom of base is equipped with insulating rope, be connected with the haulage rope on the first couple.

Preferably, the limiting component comprises a shifting sheet and a limiting boss arranged on the shifting sheet, and one end of the first hook is provided with a notch which is abutted to the limiting boss.

Preferably, the plectrum includes one section swing joint activity section on the base, one section and the drive section of drive activity section activity to and set up the linkage segment between activity section and drive section, spacing boss sets up on the activity section, reset spring sets up between drive section and base.

Preferably, the bottom end of the driving section is provided with a fixed section which is abutted against the reset spring, the fixed section and the driving section are of an integrated structure, and the base is provided with a convex block which is abutted against the reset spring.

Preferably, the fixing section is provided with a bevel edge.

Preferably, the plectrum is of an integrated structure.

Preferably, the first hook is provided with a ring connected with the traction rope, and the ring and the first hook are of an integrated structure.

Preferably, one end of the first hook is rotatably connected to the base through a first cylindrical pin, and one end of the second hook is rotatably connected to the base through a second cylindrical pin.

To sum up, the utility model has the advantages that: the self-locking hook is hung on the power transmission wire through a hanging hole formed among the first hook, the second hook and the base, the first hook cannot rotate due to the limitation of the limiting component on the first hook, the other end of the first hook is arranged above the second hook, the second hook is limited by the first hook, the second hook cannot rotate upwards and can only rotate towards the slotting direction, therefore, the hung self-locking hook has a self-locking function and can effectively prevent secondary damage caused by falling off of the hook in the operation process, meanwhile, the whole self-locking structure does not adopt an electronic mode, the operation is convenient and simple, meanwhile, the factor of electromagnetic interference is avoided, the failure rate is reduced, the operation safety is improved, the traction rope is arranged, the whole self-locking hook can hang an insulating rope on the power transmission wire through the winding of an unmanned aerial vehicle, and then the power transmission wire is pulled up by the traction rope to extrude the second hook, and the transmission conductor is extruded into the hanging hole, thereby effectively saving the rescue cost, improving the safety, and when unlocking, the unlocking pulley rises to the height of the position along the insulating rope by the unmanned aerial vehicle, the front end of the unlocking pulley extrudes the limiting component, the limiting component is separated from the first hook to enable the first hook to rotate freely, so that the power transmission wire can be separated from the hanging hole, secondly, because the reset spring is arranged between the limiting component and the base, the quick unlocking of the first padlock can be realized because the limiting component is movably connected on the base, because of the reset spring between the limit component and the base, the automatic reset of the limit component can be realized, and finally, the insulating rope is arranged, when the whole self-locking hook is hung on a power transmission line, rescue workers ascend to the rescue position through an insulating rope, operation workers do not need to climb a tower for rescue, operation time is greatly saved, and operation risks and operation difficulty are reduced.

Drawings

The present invention will be further explained with reference to the accompanying drawings:

fig. 1 is a schematic structural view of a self-locking hook of the unmanned aerial vehicle rescue equipment for the power transmission line;

fig. 2 is a schematic structural view of the middle limiting component of the present invention;

FIG. 3 is a schematic structural view of the traction process of the self-locking hook of the present invention;

FIG. 4 is a schematic structural view of the self-locking hook of the present invention after self-locking;

fig. 5 is a schematic structural view of the self-locking hook of the present invention during unlocking.

Reference numerals:

the device comprises a base 1, a slot 11, a convex block 12, a first hook 2, a guide arc 20, a notch 21, a ring 22, a second hook 3, a limiting component 4, a shifting piece 41, a limiting boss 42, a movable section 43, a driving section 44, a connecting section 45, a fixed section 46, a bevel edge 47, a return spring 5, an insulating rope 6, a traction rope 7, a first cylindrical pin 8, a second cylindrical pin 9, a power transmission lead 10 and an unlocking tackle 100.

Detailed Description

As shown in fig. 1, 2, 3, 4 and 5, the self-locking hook of the unmanned aerial vehicle rescue equipment for the power transmission line comprises a base 1, a first hook 2 and a second hook 3, the top end of the base 1 is provided with a slot 11, one end of the first hook 2 is rotatably connected on the base 1 at one end of the slot 11, one end of the second hook 3 is rotatably connected on the base 1 at the other end of the slot 11, the other end of the first hook 2 is arranged above the second hook 3, a hanging hole is formed among the first hook 2, the second hook 3 and the base 1, a limiting component 4 for limiting the opening of the first padlock is movably connected on the base 1, a return spring 5 for returning the limiting component 4 is arranged between the limiting component 4 and the base 1, the bottom of base 1 is equipped with insulating rope 6, be connected with haulage rope 7 on the first couple 2.

The self-locking hook is hung on a transmission conductor 10 through a hanging hole formed among the first hook 2, the second hook 3 and the base 1, the first hook 2 cannot rotate due to the limitation of the limiting component 4 on the first hook 2, and the other end of the first hook 2 is arranged above the second hook 3, so that the second hook 3 is limited by the first hook 2, the second hook 3 cannot rotate upwards and can only rotate towards the direction of the slot 11, the hung self-locking hook has a self-locking function, the hook can be effectively prevented from falling off to cause secondary injury in the operation process, meanwhile, the whole self-locking structure does not adopt an electronic mode, the operation is convenient and simple, meanwhile, the factors of electromagnetic interference are avoided, the failure rate is reduced, the operation safety is improved, the traction rope is arranged, the whole self-locking hook can hang the insulating rope 6 on the transmission conductor through the winding of the unmanned aerial vehicle, then the power transmission wire 10 is extruded to the second hook 3 by pulling the power transmission wire by the traction rope 7, and the power transmission wire 10 is extruded to the hanging hole, thereby effectively saving rescue cost and improving safety, when unlocking, the unlocking tackle is lifted to the position height along the insulation rope by the unmanned aerial vehicle, the front end of the unlocking tackle extrudes the limit component, the limit component is separated from the first hook to enable the first hook to freely rotate, thereby realizing the separation of the power transmission wire from the hanging hole, secondly, because the reset spring 5 is arranged between the limit component 4 and the base 1, because the limit component 4 is movably connected on the base 1, the quick unlocking of the first padlock can be realized, because the reset spring 5 is arranged between the limit component 4 and the base 1, the automatic reset of the limit component 4 can be realized, finally, the insulation rope 6 is arranged, when the whole self-locking hook is hung on the power transmission line, the rescue personnel can be lifted to the rescue position by the insulation rope 6, the operation personnel are not needed to climb the tower for rescue, the operation time is greatly saved, and the operation risk and the operation difficulty are reduced.

The limiting component 4 comprises a shifting sheet 41 and a limiting boss 42 arranged on the shifting sheet 41, one end of the first hook 2 is provided with a notch 21 which is abutted against the limiting boss 42, the limiting boss 42 is matched with the notch 21, the contact area between the limiting component 4 and the first hook 2 can be increased, the fixed quality of the limiting boss 42 on the first hook 2 is ensured, the limiting effect of the whole limiting component 4 is improved, the shifting sheet 41 comprises a movable section 43 which is movably connected on the base 1, a driving section 44 which is movable with the driving movable section 43, and a connecting section 45 which is arranged between the movable section 43 and the driving section 44, the limiting boss 42 is arranged on the movable section 43, the reset spring 5 is arranged between the driving section 44 and the base 1, the movable section 43 is driven to move on the base 1 through the driving section 44, so that the limiting boss 42 is separated from the notch 21, the first hook 2 can freely rotate without being limited by the limit boss 42, and the reset spring 5 is arranged between the driving section 44 and the base 1, so that the reset of the reset spring 5 can be realized when the driving section 44 is not subjected to external force, and the shifting piece 41 is reset to the initial position to realize the self-locking of the first hook 2.

The bottom end of the driving section 44 is provided with a fixed section 46 which is abutted against the reset spring 5, the fixed section 46 and the driving section 44 are of an integral structure, the base 1 is provided with a convex block 12 which is abutted against the reset spring 5, the fixed section 46 and the convex block 12 are arranged, the reset spring 5 can be fixed, the stability of the reset spring 5 during compression and reset is ensured, secondly, the fixed section 46 and the driving section 44 are arranged into an integral structure, the installation process between the fixed section 46 and the driving section 44 can be simplified, the strength of the whole driving section 44 is improved, the fixed section 46 is provided with a bevel edge 47 and the bevel edge 47 is arranged, the contact quality with the unlocking tackle 100 can be improved in the unlocking process, the fixed section 46 can be forced to drive the whole fixed section 46 to move towards the horizontal direction, the plectrum 41 is of an integral structure, the installation process between all parts of the whole plectrum 41 can be simplified, the connection strength and the installation quality of the whole pulling piece 41 are improved.

Be equipped with the ring 22 that links to each other with haulage rope 7 on the first couple 2, ring 22 and first couple 2 formula structures as an organic whole, ring 22's setting can realize that haulage rope 7's quick installation is fixed, moreover at the in-process of pulling, can carry out certain direction limiting displacement to transmission of electricity wire 10, has improved the traction effect, in addition, does not harm transmission of electricity wire in order to guarantee at the first couple of in-process of pulling, in this embodiment the other end of first couple is equipped with direction circular arc 20, the one end of first couple 2 is rotated through first cylindric lock 8 and is connected on base 1, the one end of second couple 3 is passed through second cylindric lock 9 and is rotated and be connected on base 1, can realize the nimble of first couple 2 and second couple 3 and rotate, simple to operate moreover.

The above description is only for the specific embodiment of the present invention, but the technical features of the present invention are not limited thereto, and any person skilled in the art can make changes or modifications within the scope of the present invention.

Claims

1. The utility model provides a transmission line unmanned aerial vehicle rescue equipment's auto-lock couple which characterized in that: including base, first couple and second couple, the top of base is equipped with the fluting, the one end of first couple is rotated and is connected on the base of fluting one end, the one end of second couple is rotated and is connected on the base of the fluting other end, just the other end setting of first couple is in the top of second couple, form between first couple, second couple and the base and hang the hole, swing joint has the spacing subassembly that the first padlock of restriction was opened on the base, be equipped with the reset spring that spacing subassembly resets between spacing subassembly and the base, the bottom of base is equipped with insulating rope, be connected with the haulage rope on the first couple.

2. The self-locking hook of the unmanned aerial vehicle rescue equipment for the power transmission line according to claim 1, characterized in that: the limiting assembly comprises a shifting piece and a limiting boss arranged on the shifting piece, and one end of the first hook is provided with a notch which is abutted against the limiting boss.

3. The self-locking hook of the unmanned aerial vehicle rescue equipment for the power transmission line according to claim 2, characterized in that: the plectrum includes one section swing joint activity section on the base, one section and the drive section of drive activity section activity to and set up the linkage segment between activity section and drive section, spacing boss sets up on the activity section, reset spring sets up between drive section and base.

4. The self-locking hook of the unmanned aerial vehicle rescue equipment for the power transmission line according to claim 3, characterized in that: the bottom of the driving section is provided with a fixed section which is abutted against the reset spring, the fixed section and the driving section are of an integrated structure, and the base is provided with a convex block which is abutted against the reset spring.

5. The self-locking hook of unmanned aerial vehicle rescue equipment for power transmission lines according to claim 4, characterized in that: the fixed section is provided with a bevel edge.

6. The self-locking hook of the unmanned aerial vehicle rescue equipment for the power transmission line according to claim 3, characterized in that: the shifting piece is of an integrated structure.

7. The self-locking hook of the unmanned aerial vehicle rescue equipment for the power transmission line according to claim 1, characterized in that: the first hook is provided with a ring connected with the traction rope, and the ring and the first hook are of an integrated structure.

8. The self-locking hook of the unmanned aerial vehicle rescue equipment for the power transmission line according to claim 1, characterized in that: one end of the first hook is rotatably connected to the base through a first cylindrical pin, and one end of the second hook is rotatably connected to the base through a second cylindrical pin.