CN216125090U - Safety belt for helicopter electric power operation - Google Patents
Safety belt for helicopter electric power operation Download PDFInfo
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- CN216125090U CN216125090U CN202122524588.9U CN202122524588U CN216125090U CN 216125090 U CN216125090 U CN 216125090U CN 202122524588 U CN202122524588 U CN 202122524588U CN 216125090 U CN216125090 U CN 216125090U
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- safety belt
- helicopter
- gag lever
- electric power
- lever post
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Abstract
The utility model discloses a safety belt for helicopter electric power operation, which comprises a safety belt body, wherein a waist binding belt is fixedly arranged at the bottom of the safety belt body, a rotating rod is fixedly arranged at the top of the safety belt body, a rotating disc is fixedly arranged in the middle of the rotating rod, a shell is rotatably arranged on one side of the middle of the rotating rod, and a connecting block is fixedly arranged at the top of the rotating disc. According to the helicopter, the other end of the rotating rod is rotated outside the helicopter, the waist binding band is bound to the waist of a maintenance worker, then the helicopter starts to operate in a flying mode, when the helicopter suddenly jolts due to airflow, the rotating speed of the clamping rod suddenly stressed is increased, the centrifugal force applied to the clamping rod is larger than the static friction force between the clamping rod and the rotating disc, the clamping rod touches the bottom end of the arc-shaped clamping groove, the clamping rod continuously moves to clamp the tip end into the arc-shaped clamping groove, and the clamping rod and the rotating disc cannot continuously rotate, so that the maintenance worker cannot fall off the helicopter when encountering high-speed airflow.
Description
Technical Field
The utility model relates to the technical field of electric power operation, in particular to a safety belt for helicopter electric power operation.
Background
The safety belt is the necessary protective equipment when the operating personnel carry out high altitude construction in electric power system, and it can effectually protect high worker operating personnel not fall in the high altitude. The hook in the safety belt is one of important parts, and the hook needs to be directly hung on a fixed object nearby operation in the use process, so that the hook is hung on the fixed object and cannot fall after an operator falls.
At present can adopt the helicopter to load power maintenance personnel sometimes now, power maintenance personnel sit and carry out power maintenance in the helicopter outside, be connected through the safety belt and prevent to drop with the helicopter, however, current safety belt length is fixed to have partial length to be used for the maintenance personnel activity, maintenance personnel can rock suddenly when the helicopter meets the air current in the air and fluctuate suddenly, maintenance personnel can drop suddenly, need climb again to the helicopter in operation once more, work efficiency is reduced, consequently, it brings with safety and solves these problems to propose a helicopter power operation.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a safety belt for helicopter electric power operation, which solves the problem that a maintenance worker can fall off when the length of the safety belt has partial margin and meets air flow suddenly in the air.
In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a helicopter is safety belt for electric power operation, includes the safety belt body, safety belt body bottom fixed mounting has the waist bandage, safety belt body top fixed mounting has the dwang, dwang middle part fixed mounting has the carousel, dwang middle part one side is rotated and is installed the shell, carousel top fixed mounting has the connecting block, the connecting block middle part is run through and is installed first gag lever post, the spring has been cup jointed in first gag lever post outer wall activity, carousel top movable mounting has the kelly.
It is worth to say that arc-shaped clamping grooves are formed in the top of the shell, the number of the arc-shaped clamping grooves is four, the four arc-shaped clamping grooves are formed in a circumferential equidistant mode, and circles formed by bottom end points of the four arc-shaped clamping grooves and top end points of the clamping rods are located on the same circle.
It is worth to explain, carousel top circumference equidistance fixed mounting has the second gag lever post, the installation is rotated with the second gag lever post to the kelly, and the kelly top has seted up most advanced, most advanced is the same with the shape of arc draw-in groove.
It is worth to explain, the through-hole has been seted up in the middle part of the connecting block run through, the diameter value of through-hole is greater than the diameter value of first gag lever post, and first gag lever post runs through the other end in the middle part of the through-hole and kelly fixed connection.
It is worth to say that, a fixed mounting of first gag lever post has the anticreep piece that falls, the diameter value that the diameter value of anticreep piece is greater than the diameter value of spring is greater than the diameter value of through-hole, the length value when the spring does not produce deformation is greater than the maximum depth value of arc draw-in groove.
It is worth explaining that the top of the safety belt body is spirally wound on the outer wall of the rotating rod, an elastic strip is arranged inside the rotating rod and used for automatically resetting the rotating rod after the rotating rod rotates under the tension.
Compared with the prior art, the utility model has the beneficial effects that:
the utility model can tie the waist bandage at the waist of the maintenance personnel by rotating the other end of the rotating rod outside the helicopter, then the helicopter flies to start operation, when maintenance personnel normally move during operation, the rotating speed of the internal rotary table is reduced, the clamping rod slowly rotates, the received centrifugal force is smaller than the static friction force between the clamping rod and the rotary table, the clamping rod cannot move in the vertical direction, the clamping rod cannot touch the bottom end of the arc-shaped clamping groove, the clamping rod and the rotary table cannot be influenced to continuously rotate to release the safety belt body, when the helicopter is suddenly bumped by airflow, the rotating speed of the clamping rod suddenly stressed is increased, the centrifugal force applied to the clamping rod is larger than the static friction force between the clamping rod and the rotating disc, the clamping rod touches the bottom end of the arc-shaped clamping groove, the clamping rod continuously moves to clamp the tip end into the arc-shaped clamping groove, so that the clamping rod and the rotating disc cannot continuously rotate, therefore, the effect that maintenance personnel can move and cannot fall off from the helicopter when encountering high-speed airflow is achieved.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of a portion of the present invention;
FIG. 3 is an enlarged view of the portion A of FIG. 2 according to the present invention.
In the figure: 1. a safety belt body; 2. a waist strap; 3. rotating the rod; 4. a housing; 41. an arc-shaped clamping groove; 5. a turntable; 6. connecting blocks; 61. a through hole; 7. a first limit rod; 8. a spring; 9. a clamping rod; 91. a second limiting rod; 92. a tip.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by a person of ordinary skill in the art without creative efforts based on the embodiments of the present invention belong to the protection scope of the present invention.
Referring to fig. 1-3, the present invention provides a technical solution: the utility model provides a helicopter is safety belt for electric power operation, includes the safety belt body 1, 1 bottom fixed mounting of the safety belt body has waist bandage 2, 1 top fixed mounting of the safety belt body has dwang 3, 3 middle part fixed mounting of dwang have carousel 5, 3 middle part one sides of dwang are rotated and are installed shell 4, 5 top fixed mounting of carousel have connecting block 6, 6 middle parts of connecting block run through install first gag lever post 7, 7 outer wall activities of first gag lever post have cup jointed spring 8, 5 top movable mounting of carousel have kelly 9.
Wherein, arc draw-in groove 41 has been seted up at shell 4 top, arc draw-in groove 41 quantity is four to be the circumference equidistance and sets up, and the circle that the bottom point of four arc draw-in grooves 41 formed is located same circular with the top point of kelly 9, when kelly 9 normally slowly rotates, when the centrifugal force that receives is less than the static friction power between kelly 9 and the carousel 5, kelly 9 can not carry out the removal of vertical direction, kelly 9 can not touch the bottom of arc draw-in groove 41, it is fast to be fast when kelly 9 suddenly atress rotational speed, the centrifugal force that kelly 9 received is greater than the static friction power between kelly 9 and the carousel 5, kelly 9 can touch the bottom of arc draw-in groove 41, inside kelly 9 continues to move and blocks sharp-end 92 into arc draw-in groove 41.
Wherein, 5 top circumference equidistance fixed mounting of carousel has second gag lever post 91, and kelly 9 rotates the installation with second gag lever post 91, and kelly 9 top has seted up most advanced 92, and most advanced 92 is the same with the shape of arc draw-in groove 41 for kelly 9 can rotate, and when kelly 9 atress suddenly, most advanced 92 can block into in the arc draw-in groove 41 and laminate, can not drop.
Wherein, the through-hole 61 has been seted up in the middle part of connecting block 6, and the diameter value of through-hole 61 is greater than the diameter value of first gag lever post 7, and first gag lever post 7 runs through the through-hole 61 middle part other end and kelly 9 fixed connection, leaves the clearance between through-hole 61 and the first gag lever post 7 and still can remove when being used for 7 angular migration of first gag lever posts, can not receive the restriction of first gag lever post 7 and through-hole 61 when kelly 9 removes.
Wherein, a fixed mounting of first gag lever post 7 has the anticreep piece that falls, and the diameter value that the diameter value of anticreep piece is greater than spring 8 is greater than the diameter value of through-hole 61, prevents that spring 8 from droing and makes spring 8 can provide elastic potential energy simultaneously, and the length value when spring 8 does not produce deformation is greater than the maximum depth value of arc draw-in groove 41, and spring 8 compresses when kelly 9 removes, and spring 8's length is enough long can not influence among the most advanced 92 entering arc draw-in groove 41 of kelly 9.
Wherein, the safety belt body 1 top is the heliciform and twines in the outer wall of dwang 3, and the inside bullet strip that is equipped with of dwang 3, bullet strip are used for dwang 3 to pull automatic re-setting after rotating, and after maintenance personal stretched the safety belt body 1, when removing to shell 4 department, the safety belt body 1 of unnecessary length can be rolled up automatically to the inside bullet strip of dwang 3.
The working principle is as follows: when the helicopter is used, the other end of the rotating rod 3 is firstly rotated outside the helicopter, the waist bandage 2 is bound on the waist of a maintenance person, then the helicopter starts to operate during flying, when the maintenance person normally moves during operation, the rotating speed of the internal rotary disc 5 is reduced, the clamping rod 9 slowly rotates, the received centrifugal force is smaller than the static friction force between the clamping rod 9 and the rotary disc 5, the clamping rod 9 cannot move in the vertical direction, the clamping rod 9 cannot touch the bottom end of the arc-shaped clamping groove 41, the clamping rod 9 and the rotary disc 5 cannot be influenced to continue rotating to release the safety belt body 1, after the maintenance person stretches the safety belt body 1 and moves towards the shell 4, the elastic strip inside the rotating rod 3 can automatically roll up the safety belt body 1 with redundant length, when the helicopter is suddenly bumped by air flow, the clamping rod 9 is suddenly stressed at a high rotating speed, the received centrifugal force by the clamping rod 9 is larger than the static friction force between the clamping rod 9 and the rotary disc 5, the clamping rod 9 touches the bottom end of the arc-shaped clamping groove 41, the clamping rod 9 continues to move to clamp the tip 92 into the arc-shaped clamping groove 41, and therefore the clamping rod 9 and the rotary table 5 cannot continue to rotate.
It should be noted that, in this document, relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions, and furthermore, the terms "comprise", "include", or any other variation thereof are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a helicopter is safety belt for electric power operation, includes the safety belt body (1), safety belt body (1) bottom fixed mounting has waist bandage (2), safety belt body (1) top fixed mounting has dwang (3), its characterized in that: dwang (3) middle part fixed mounting has carousel (5), dwang (3) middle part one side is rotated and is installed shell (4), carousel (5) top fixed mounting has connecting block (6), connecting block (6) middle part is run through and is installed first gag lever post (7), spring (8) have been cup jointed in first gag lever post (7) outer wall activity, carousel (5) top movable mounting has kelly (9).
2. The safety belt for helicopter electric power operation as claimed in claim 1, characterized in that: arc draw-in groove (41) have been seted up at shell (4) top, arc draw-in groove (41) quantity is four and is the circumference equidistance and sets up, and four the circle that the bottom point of arc draw-in groove (41) formed is located same circular with the top point of kelly (9).
3. The safety belt for helicopter electric power operation as claimed in claim 2, characterized in that: carousel (5) top circumference equidistance fixed mounting has second gag lever post (91), kelly (9) rotate the installation with second gag lever post (91), and kelly (9) top has seted up pointed end (92), pointed end (92) are the same with the shape of arc draw-in groove (41).
4. A safety belt for helicopter electric power operation as defined in claim 3, wherein: connecting block (6) middle part is run through and is seted up through-hole (61), the diameter value of through-hole (61) is greater than the diameter value of first gag lever post (7), and first gag lever post (7) run through-hole (61) middle part other end and kelly (9) fixed connection.
5. The safety belt for helicopter electric power operation as claimed in claim 4, characterized in that: a fixed mounting of first gag lever post (7) has the anticreep piece that falls, the diameter value that the diameter value of anticreep piece is greater than spring (8) is greater than the diameter value of through-hole (61), length value when spring (8) do not produce deformation is greater than the maximum depth value of arc draw-in groove (41).
6. A safety belt for helicopter electric power operation as defined in claim 5, wherein: the safety belt body (1) top is the outer wall of heliciform winding in dwang (3), dwang (3) inside is equipped with the bullet strip, the bullet strip is used for dwang (3) to be pulled and rotates back automatic re-setting.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122524588.9U CN216125090U (en) | 2021-10-20 | 2021-10-20 | Safety belt for helicopter electric power operation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122524588.9U CN216125090U (en) | 2021-10-20 | 2021-10-20 | Safety belt for helicopter electric power operation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216125090U true CN216125090U (en) | 2022-03-25 |
Family
ID=80773299
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122524588.9U Active CN216125090U (en) | 2021-10-20 | 2021-10-20 | Safety belt for helicopter electric power operation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216125090U (en) |
-
2021
- 2021-10-20 CN CN202122524588.9U patent/CN216125090U/en active Active
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|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 100000 7 / F, block C, No. 18, Binhe Avenue, future science and Technology City, Changping District, Beijing Patentee after: State Grid Power Space Technology Co.,Ltd. Patentee after: STATE GRID CORPORATION OF CHINA Address before: 100000 7 / F, block C, No. 18, Binhe Avenue, future science and Technology City, Changping District, Beijing Patentee before: SGCC GENERAL AVIATION Co.,Ltd. Patentee before: STATE GRID CORPORATION OF CHINA |
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| CP01 | Change in the name or title of a patent holder |