CN102019047B

CN102019047B - Falling device in air

Info

Publication number: CN102019047B
Application number: CN2010105621876A
Authority: CN
Inventors: 何少敦
Original assignee: Individual
Current assignee: Individual
Priority date: 2010-11-19
Filing date: 2010-11-19
Publication date: 2012-04-18
Anticipated expiration: 2030-11-19
Also published as: CN102019047A; LT5975B; EE05736B1; WO2012065396A1; LT2013042A; EE201300020A

Abstract

The invention relates to a falling device in the air. Aiming at overcoming the defects that the falling device in the air adopting crankshafts and speed-limiting pistons has unreasonable structure and causes potential hazards to a user, the invention provides the falling device in the air, and the principle thereof is as follows: the two sides of rope winding discs are provided with transmission components with synchronous rotation, the crankshafts are arranged on rotating pieces of the transmission components with synchronous rotation; when the winding disc rotates, the rotating components are driven to rotate synchronously and drive the crankshafts to rotate reversely; when the crankshafts rotate reversely, hydraulic speed-limiting components are driven to act; when acting, the hydraulic speed-limiting components apply resistance on the crankshafts, therefore, the rotation of winding disc components is limited, and the rotating speed of the winding disc components can be adjusted by adjusting piston speed adjusting pieces.

Description

A kind of aerial downfall equipment

Technical field

The utility model relates to a kind of landing-gear, relates in particular to the aerial downfall equipment of a kind of hydraulic pressure speed limit.

Background technology

In daily life or work, people face a danger through regular meeting aloft, if when not having other method to escape; Need be by the escape of aerial landing-gear, known aerial landing-gear is to comprise friction speed-limited, hand brake speed-limited and hydraulic damping speed-limited, the above two shortcomings are poor reliability; The latter is relatively simple for structure; Performance is also reliable, and CN87216143 discloses and a kind ofly plays the aerial landing-gear of speed limit effect with piston and cam, but cam only bears pressure; Do not bear pulling force, in the landing process, exist speed limit inhomogeneous; ZL2003101127389 discloses a kind of principle that adopts bent axle to be connected with Hydraulic Adjustable Speed formula controller respectively with ZL2003201232361, but owing to adopt chain ladder, descent altitude is restricted; ZL2007202016917 discloses the aerial downfall equipment of a kind of hydraulic pressure speed-limited, and its structure was the rope formula, must at first correctly put on the lifesaving rope during use, causes certain trouble to the user; In the aerial downfall equipment that adopts bent axle and speed limit piston now, because the speed limit piston is a Passive part, therefore the discontinuity of crankshaft two end, exists the irrational problem of bent axle force structure, causes certain potential danger to the user.

Summary of the invention

Exist the bent axle force structure unreasonable in order to overcome the aerial downfall equipment that adopts bent axle and speed limit piston now; Cause the shortcoming of potential danger to the user, the present invention proposes a kind of aerial landing-gear, its principle is: the transmission component that synchronous rotation is set in the both sides of rope drum; Bent axle is mounted on the tumbler of synchronous runner assembly; Drive runner assembly rotation synchronously when drum rotates and drive crank up, drive the action of hydraulic pressure speed limit assembly during crank up, during the action of hydraulic pressure speed limit assembly bent axle is applied resistance; Thereby the rotation of restriction drum assembly, the velocity of rotation that regulating piston speed governing part can be regulated the drum assembly.

The technical scheme of the aerial downfall equipment that the present invention proposes is mainly to comprise body 1, rope drum assembly 2, hydraulic pressure speed limit assembly 3; Rope drum assembly 2 mainly comprises left drum 2.1A, right drum 2.1B, central part 2.2, rope 2.31, end fixture 2.41 and central shaft 2.5; Rope 2.31 is wrapped on the rope drum and end fixture 2.41 is set endways, and drum is installed on left support abutment 1A, the right support abutment 1B through central shaft 2.5; Hydraulic pressure speed limit assembly 3 mainly comprises bent axle 3.1, speed limit piston 3.2, rod end connector 3.3, left piston fulcrum 3.4A, right piston fulcrum 3.4B, left piston fixture 3.5A, right piston fixture 3.5B, piston speed governing part 3.6; Left piston fulcrum 3.4A, right piston fulcrum 3.4B are fixed on the speed limit piston 3.2; Left piston fulcrum 3.4A, right piston fulcrum 3.4B cooperate with left piston fixture 3.5A, right piston fixture 3.5B respectively; Left piston fixture 3.5A, right piston fixture 3.5B are separately fixed on left support abutment 1A, the right support abutment 1B; Bent axle 3.1 is connected with rod end coupling 3.3; It is characterized in that:

synchronous runner assembly

4A and 4B also are set; The synchronous runner assembly 4A in a left side, right runner assembly 4B synchronously are separately positioned on the both sides of rope drum assembly 2, and left side runner assembly 4A synchronously mainly comprises the first left-hand rotation moving part 4A11, the second left-hand rotation moving part 4A12 and the left fixture 4A3 that is used to install and fix, and the first left-hand rotation moving part 4A11 is fixed on rope drum one side; The second left-hand rotation moving part 4A12 is mounted on the left fixture 4A3, and left fixture 4A3 is fixed on the left support abutment 1A; In like manner; Right runner assembly 4B synchronously mainly comprises the first right-hand rotation moving part 4B11, the second right-hand rotation moving part 4B12 and the right fixture 4B3 that is used to install and fix; The first right-hand rotation moving part 4B11 is fixed on the opposite side of rope drum; And the second right-hand rotation moving part 4B12 is installed on the right fixture 4B3, and right fixture 4B3 is fixed on the right support abutment 1B; Bent axle 3.1 is arranged between the second left-hand rotation moving part 4A12 and the second right-hand rotation moving part 4B12.Under the gravity effect; Rope 2.31 drives drum assembly 2 and rotates; Drive left runner assembly 4A synchronously, right runner assembly 4B synchronously rotation synchronously simultaneously and drive bent axle 3.1 revolutions, drive hydraulic pressure speed limit assembly 3 during bent axle 3.1 revolutions and move, during 3 actions of hydraulic pressure speed limit assembly bent axle 3.1 is applied resistance; Thereby the rotation of restriction drum assembly 2, the velocity of rotation that regulating piston speed governing part 3.6 can be regulated drum assembly 2.

The present invention also proposes the subordinate scheme: on body 1, also be provided with conductor rope assembly 5; Conductor rope assembly 5 divides upside and downside to be installed on the body 1 through Connection Block by two rolling assemblies at least; According to the winding direction of rope be provided with in the rolling assembly of upper and lower side by the force direction contraposition; Upside rolling assembly and downside rolling assembly be cross-shaped attitude in the space, always presses from the surface of upside rolling assembly and downside rolling assembly when rope 2.31 moves; Its preferred example is: conductor rope assembly 5 mainly comprises the first rolling assembly 5.1A1 and the second rolling assembly 5.1B1, first 5.1A12, second 5.1B12 and the first Connection Block 5.2A, the second Connection Block 5.2B; The first rolling assembly 5.1A1 mainly comprises the first rolling member 5.1A11 and first 5.1A12 that tape spool holds; The second rolling assembly 5.1B1 mainly comprises the second rolling member 5.1B11 and second 5.1B12 that tape spool holds; The first rolling assembly 5.1A1 and first 5.1A12 are arranged on upside; The second rolling assembly 5.1B1 and second 5.1B12 are groined type and are arranged on downside; Rope 2.31 passes from the hollow position of groined type; When rope 2.31 rotates from the first rolling member 5.1A11, the out-of-date drive first rolling assembly 5.1A1 of the second rolling member 5.1B11 surface pressure, the second rolling assembly 5.1B1, form the wearing and tearing that rolling friction can reduce rope between rope 2.31 and the assembly, the hollow position that rope 2.31 is limited in groined type can make the downfall equipment held stationary.

Preferred version of the present invention: left side runner assembly 4A, the right runner assembly 4B preference chain transmission synchronously synchronously that is arranged at rope drum both sides; The present invention's prompting also can be selected gear drive or known other kind of drive.

Preferred version of the present invention: during use, downfall equipment body 1 is fixed on eminence, landing part (human body) is fixed together with end fixture 2.41, and rope 2.31 moves down under the gravity effect.

Preferred version of the present invention: body 1 is to be connected through several carrier link 1.1 by the left support abutment 1A that is platy structure, right support abutment 1B fixedly to constitute; The left piston fixture 3.5A that is used to install and fix, left fixture 4A3 and right piston fixture 3.5B, right fixture 4B3 are separately fixed at left support abutment 1A, right support abutment 1B, and fixed form can adopt blind rivet to fix; The present invention's prompting also can be adopted bolt or other known fixed form.

Preferred version of the present invention: left support abutment 1A, right support abutment 1B go to upper and lower half shell-like structure; Body 1 is the shelly body that is made up of after superimposed left support abutment 1A, right 1B; Left support abutment 1A, right support abutment 1B adopt to comprise that the mode manufacturing of punching press forms; The left piston fixture 3.5A that is used to install and fix, left fixture 4A3 and right piston fixture 3.5B, right fixture 4B3 are separately fixed at left support abutment 1A, right support abutment 1B, and fixed form can adopt blind rivet to fix; The present invention's prompting also can be adopted bolt or other known fixed form.

Preferred version of the present invention: left support abutment 1A, right support abutment 1B go to upper and lower half shell-like structure; Body 1 is the shelly body that is made up of after superimposed left support abutment 1A, right support abutment 1B; The mode manufacturing of left support abutment 1A, the preferred die casting of right support abutment 1B forms, and the left piston fixture 3.5A that is used to install and fix, left fixture 4A3 and right piston fixture 3.5B, left fixture 4B3 are cast into one with left support abutment 1A and right support abutment 1B respectively.

Preferred version of the present invention: also be provided with braces 6, braces 6 is fixed on the body 1, during use; End fixture 2.41 is fixed on eminence; And be fixed together through will land part (human body) and body 1 of braces 6, under the gravity effect, downfall equipment lands with the landing part.In this scheme, adopt braces 6 to fix between bearing and the landing part, landing part (human body) is with the mode of having a burden with the downfall equipment back of the body together.

Preferred version of the present invention: on body 1, also be provided with to be used for human body is connected with downfall equipment and be fixedly coupled part; The preferred structure of said connector mainly comprises rope 2.32 and end fixture 2.42, and the fixing and other end of rope 2.32 one ends and body 1 is connected with end fixture 2.42 to be fixed.During use, end fixture 2.41 is fixed on eminence, and end fixture 2.42 is fixing with landing part (human body), under the gravity effect, downfall equipment lands with the landing part.

The invention has the beneficial effects as follows, the aerial downfall equipment that the present invention proposes, simple in structure, crankshaft installed between two tumblers that rotate synchronously, reasonable stress, dependable performance can be guaranteed safe handling.

Description of drawings

Fig. 1 to Fig. 4 is the structural representation of first embodiment of the invention, and Fig. 2 is the A-A cutaway view of this embodiment, and Fig. 3 is the B-B cutaway view of this embodiment.

Fig. 5 is the structural representation of second embodiment of the invention.

Fig. 6, Fig. 7 are the structural representation of third embodiment of the invention.

Fig. 8-Figure 12 is the structural representation of four embodiment of the invention, and wherein Figure 10, Figure 11, Figure 12 are partial perspective view.

Figure 13 is the structural representation of fifth embodiment of the invention.

Figure 14 is the structural representation of sixth embodiment of the invention.

Among the figure:

1 body, 1A left support abutment, 1B right support abutment, 1.1 carrier link;

2 drum assemblies, 2.1A left side drum, the right drum of 2.1B, 2.2 central parts, 2.3A wearing piece, 2.31,2.32 ropes, 2.41,2.42 end fixtures, 2.5 central shafts;

3 hydraulic pressure speed limit assemblies, 3.1 bent axles, 3.2 pistons, 3.3 rod end connectors, 3.4A left piston fulcrum, the right piston fulcrum of 3.4B, 3.5A left piston fixture, the right piston fixture of 3.5B, 4A3 left side fixture, the right fixture of 4B3,3.6 piston speed governing parts;

A 4A left side is runner assembly, the right runner assembly synchronously of 4B synchronously, the 4A11 first left-hand rotation moving part, the 4A12 second left-hand rotation moving part, the 4B11 first right-hand rotation moving part, the 4B12 second right-hand rotation moving part, 4A2 left chain, 4B2 right chain;

5. conductor rope assembly, 5.1A1 first rolling assembly, 5.1B1 second rolling assembly, 5.1A11 first rolling member, 5.1B11 second rolling member, first of 5.1A12, second of 5.1B12,5.2A first Connection Block, 5.2B second Connection Block;

6 braces, 6.11,6.12,6.13,6.14,6.15,6.21,6.22,6.23,6.24,6.25 braces links.

The specific embodiment

Visible in Fig. 1 to Fig. 4, present embodiment mainly comprises body 1, rope drum assembly 2, hydraulic pressure speed limit assembly 3,

synchronous runner assembly

4A and 4B;

Visible in Fig. 1 to Fig. 4; Body 1 is to be connected fixedly through several carrier link 1.1 with right support abutment 1B by the left support abutment 1A that is platy structure to constitute; The left piston fixture 3.5A that is used to install and fix, left fixture 4A3 and right piston fixture 3.5B, right fixture 4B3 are separately fixed at left support abutment 1A and right support abutment 1B, and the preferred blind rivet of fixed form is fixed; The present invention's prompting also can be adopted bolt or other known fixed form;

Visible in Fig. 1 and Fig. 2; Rope drum assembly 2 mainly comprises left drum 2.1A, right drum 2.1B, central part 2.2, rope 2.31, end fixture 2.41 and turning cylinder 2.5; Rope 2.31 is wrapped on the rope drum and end fixture 2.41 is set endways, and drum is installed on left support abutment 1A and the right support abutment 1B through turning cylinder 2.5;

Visible in Fig. 1 and Fig. 2, hydraulic pressure speed limit assembly 3 mainly comprises bent axle 3.1, speed limit piston 3.2, rod end connector 3.3, left piston fulcrum 3.4A, right piston fulcrum 3.4B, left piston fixture 3.5A, right piston fixture 3.5B, piston speed governing part 3.6; In Fig. 3; Left piston fulcrum 3.4A, right piston fulcrum 3.4B are fixed on the speed limit piston 3.2; Left piston fulcrum 3.4A, right piston fulcrum 3.4B cooperate with left piston fixture 3.5A, right piston fixture 3.5B respectively, and left piston fixture 3.5A, right piston fixture 3.5B are separately fixed on left support abutment 1A, the right support abutment 1B; In Fig. 2, bent axle 3.1 is connected with rod end coupling 3.3, in the present embodiment, and the rod end connector of rod end coupling 3.3 preferred band oscillating bearings;

Visible in Fig. 1 to Fig. 4; The present embodiment difference with the prior art is characterised in that: the synchronous runner assembly 4A in a left side of synchronous rotation, right runner assembly 4B synchronously also are set in the both sides of rope drum assembly 2; A left side synchronously runner assembly 4A mainly comprises the first left-hand rotation moving part 4A11 and the second left-hand rotation moving part 4A12 and the left fixture 4A3 that is used to install and fix; The first left-hand rotation moving part 4A11 is fixed on rope drum one side; The second left-hand rotation moving part 4A12 is installed on the left fixture 4A3, and left fixture 4A3 is fixed on the left support abutment 1A; In like manner; Right runner assembly 4B synchronously mainly comprises the first right-hand rotation moving part 4B11, the second right-hand rotation moving part 4B12 and the right fixture 4B3 that is used to install and fix; The first right-hand rotation moving part 4B11 is fixed on the opposite side of rope drum; And the second right-hand rotation moving part 4B12 is installed on the right fixture 4B3, and right fixture 4B3 is fixed on the right support abutment 1B; Bent axle 3.1 is arranged between the second left-hand rotation moving part 4A12 and the second right-hand rotation moving part 4B12; Rope drives the drum assembly and rotates, and the left synchronous runner assembly 4A of drive simultaneously is with the synchronous rotation of right synchronous runner assembly 4B and drive bent axle 3.1 revolutions, and the drive piston rod moved when bent axle 3.1 turned round;

In the present embodiment, a left side is runner assembly 4A and right runner assembly 4B preference chain transmission synchronously synchronously, and visible in Fig. 2,4A2 and 4B2 are chaindriven left chain and right chain; The present invention's prompting, a left side runner assembly 4A synchronously can also be adopted gear drive or other known transmission with right runner assembly 4B synchronously;

Present embodiment is fit in use downfall equipment is fixed on eminence.During use; Downfall equipment is fixed on eminence, and the landing part is that human body passes through end fixture 2.41 and rope 2.31 is fixing, under the effect of human body gravity; Rope 2.31 moves down and drives 2 rotations of drum assembly; Drum assembly 2 rotates and drives runner assembly 4A and runner assembly 4B rotation synchronously and drive bent axle 3.1 revolutions, drives hydraulic pressure speed limit assembly 3 during bent axle 3.1 revolutions and moves, and during 3 actions of hydraulic pressure speed limit assembly bent axle 3.1 is applied resistance; Thereby the rotation of restriction drum assembly 3, the velocity of rotation that regulating piston speed governing part 3.6 can be regulated drum assembly 3.

Fig. 5 is the structural representation of second embodiment of the invention.Different with first enforcement is; In the present embodiment; Left support abutment 1A and right support abutment 1B go to upper and lower half shell-like structure, and the superimposed back of left support abutment 1A and right support abutment 1B constitutes shelly body 1, in the present embodiment; The mode of left support abutment 1A and the preferred die casting of right support abutment 1B is processed, and left piston fixture 3.5A, left fixture 4A3 and right piston fixture 3.5B, right fixture 4B3 are cast into one with left support abutment 1A and right support abutment 1B respectively; The present invention's prompting; Left support abutment 1A and right support abutment 1B also can adopt the mode that comprises punching press to process; Left support abutment 1A and right support abutment 1B go to upper and lower half shell-like structure; The left piston fixture 3.5A that is used to install and fix, left fixture 4A3 and right piston fixture 3.5B, right fixture 4B3 are separately fixed at left support abutment 1A and right support abutment 1B, and the preferred blind rivet of fixed form is fixed.

Fig. 6, Fig. 7 are the structural representation of third embodiment of the invention.Different with first enforcement is; In the present embodiment; The left drum 2.1A of drum assembly and the first left-hand rotation moving part 4A11 of the synchronous runner assembly 4A in a left side are same members, and in like manner, the right drum 2.1B of drum assembly and the right first right-hand rotation moving part 4B11 of runner assembly 4B synchronously are same members.

Fig. 8 to Figure 12 is the structural representation of four embodiment of the invention, and wherein Figure 10, Figure 11, Figure 12 are partial perspective view.Different with first enforcement is; This embodiment also is provided with conductor rope assembly 5; Conductor rope assembly 5 mainly comprises the first rolling assembly 5.1A1, the second rolling assembly 5.1B1, first 5.1A12, second 5.1B12 and the first Connection Block 5.2A and the second Connection Block 5.2B; The first rolling assembly 5.1A1 mainly comprises the first rolling member 5.1A11 and first 5.1A12 that tape spool holds; The second rolling assembly 5.1B1 mainly comprises the second rolling member 5.1B11 and second 5.1B12 that tape spool holds, and visible in Figure 12, the first rolling assembly 5.1A1 and first 5.1A12 are arranged on upside; The second rolling assembly 5.1B1 and second 5.1B12 are groined type and are arranged on downside; Rope 2.31 passes from the hollow position of groined type, and when rope 2.31 rotates from the first rolling assembly 5.1A1 and the out-of-date drive first rolling assembly 5.1A1 of the second rolling assembly 5.1B1 surface pressure and the second rolling assembly 5.1B1, the hollow position that rope 2.31 is limited in groined type can make the downfall equipment held stationary; The present invention also points out; Conductor rope assembly 5 can divide upside and downside to be installed on the body 1 through Connection Block by at least two rolling assemblies to form; Can according to the winding direction of rope be provided with in the rolling assembly of upper and lower side by the force direction contraposition; Upside rolling assembly and downside rolling assembly be cross-shaped attitude in the space, always presses from the surface of upside rolling assembly and downside rolling assembly when rope 2.31 moves; The present invention also points out, and the characteristic of conductor rope assembly also can be used in first to the 3rd embodiment in this example;

In the present embodiment; Also be provided with Backpack type braces 6 on the body 1; Backpack type braces 6 be provided be used between braces 6 and the body 1 and braces 6 and human body between each link of being connected, said link comprises by human body and passes the back and be fixedly coupled in the connection of the shirtfront of human body and hold and the link of belt type from striding down behind; In the middle of present embodiment; The preferred structure of braces 6 mainly comprises braces link 6.11,6.12,6.13,6.14,6.15,6.21,6.22,6.23,6.24,6.25; Braces link 6.11,6.12,6.13,6.14 constitutes a side braces, and braces link 6.11 is fixed with the Connection Block of conductor rope assembly 5, and braces link 6.14 is fixed with bearing; In like manner; Braces link 6.21,6.22,6.23,6.24 constitutes an other side braces, and braces link 6.21 is fixed with the Connection Block of conductor rope assembly 5, and braces link 6.24 is fixed with bearing; Human body landed with downfall equipment when present embodiment was suitable for using; During use, human body is carried on the back downfall equipment on back through braces link 6.15 and 6.25, and link 6.13 then is connected with 6.22 with 6.12 respectively in the shirtfront of human body from striding down to pass by human body back with 6.23; Link 6.14 and 6.24 be connected mutually form with waistband with the downfall equipment tighten on the waist of human body; End fixture 2.41 is fixed on eminence, and under the effect of gravity, landing part (human body) slowly descends; In the present embodiment; The structure of braces 6 structures is a sketch map; Can utilize known braces structure, the structure and the type of attachment of braces 6 are improved, can be provided with known quick fastener at each link of braces 6 and use with convenient; Fastener often has application in daily knapsack fast, shows among the figure; In the present embodiment, can also on bearing 1A, cushion be set, can safety and comfort when the back to guarantee human body with the downfall equipment back of the body, it is a kind of known technology that cushion is set, and shows among the figure.

Figure 13 is the structural representation of fifth embodiment of the invention.Different with the 4th embodiment is that this embodiment is provided with wearing piece 2.3A in the position that rope 2.31 is positioned near end fixture 2.41; In the middle of present embodiment; Preferred wear-resistant sleeve of wearing piece 2.3A such as rubber tube or PTFE heat-shrinkable T bush; Also can adopt other known sleeve component, the length of wearing piece 2.3A can be preferably 1.5 to 3 meters, the wearability when wearing piece 2.3A is used to strengthen rope and contacts with windowsill or corner.

Figure 14 is the structural representation of sixth embodiment of the invention.Different with the 4th embodiment is, this embodiment is not provided with braces, is fixedly coupled part but on body 1, also be provided with to be used for human body is connected with downfall equipment; The preferred structure of said connector mainly comprises rope 2.32 and end fixture 2.42, and the fixing and other end of rope 2.32 one ends and body 1 is connected with end fixture 2.42 to be fixed.During use, end fixture 2.41 is fixed on eminence, and end fixture 2.42 is fixing with landing part (human body), under the gravity effect, downfall equipment lands with the landing part.

The present invention's prompting; Can also a protective sleeve be set at engine body exterior; Because people in use; Because downfall equipment is to carry on the back on back, protective sleeve can prevent that hair from getting into internal body and producing accident, also can prevent that finger is rotated the assembly injury because of carelessness when people need save piston speed governing part with hand adjustment simultaneously; Protective sleeve can adopt the knapsack pattern, slide fastener can be set on protective sleeve be used for the protective sleeve open and close.

Claims

1. an aerial downfall equipment mainly comprises body (1), rope drum assembly (2), hydraulic pressure speed limit assembly (3); Rope drum assembly (2) mainly comprises left drum (2.1A), right drum (2.1B), central part (2.2), rope (2.31), end fixture (2.41) and central shaft (2.5); Rope (2.31) is wrapped on the rope drum and end fixture (2.41) is set endways, and drum is installed on left support abutment (1A), the right support abutment (1B) through central shaft (2.5); Hydraulic pressure speed limit assembly (3) mainly comprises bent axle (3.1), speed limit piston (3.2), rod end connector (3.3), left piston fulcrum (3.4A), right piston fulcrum (3.4B), left piston fixture (3.5A), right piston fixture (3.5B), piston speed governing part (3.6); Left piston fulcrum (3.4A), right piston fulcrum (3.4B) are fixed on the speed limit piston (3.2); Left piston fulcrum (3.4A), right piston fulcrum (3.4B) cooperate with left piston fixture (3.5A), right piston fixture (3.5B) respectively; Left piston fixture (3.5A), right piston fixture (3.5B) are separately fixed on left support abutment (1A), the right support abutment (1B); Bent axle (3.1) is connected with rod end coupling (3.3); It is characterized in that: a left side runner assembly (4A), right runner assembly (4B) synchronously synchronously also are set; The synchronous runner assembly (4A) in a left side, right runner assembly (4B) synchronously are separately positioned on the both sides of rope drum assembly (2); Left side runner assembly (4A) synchronously mainly comprises the first left-hand rotation moving part (4A11), the second left-hand rotation moving part (4A12) and the left fixture (4A3) that is used to install and fix; The first left-hand rotation moving part (4A11) is fixed on rope drum one side; The second left-hand rotation moving part (4A12) is mounted on the left fixture (4A3), and left fixture (4A3) is fixed on the left support abutment (1A), and right runner assembly (4B) synchronously mainly comprises the first right-hand rotation moving part (4B11), the second right-hand rotation moving part (4B12) and the right fixture (4B3) that is used to install and fix; The first right-hand rotation moving part (4B11) is fixed on the opposite side of rope drum; And the second right-hand rotation moving part (4B12) is installed on the right fixture (4B3), and right fixture (4B3) is fixed on the right support abutment (1B), and said bent axle (3.1) is arranged between the second left-hand rotation moving part (4A12), the second right-hand rotation moving part (4B12).

2. aerial downfall equipment according to claim 1; It is characterized in that: the synchronous runner assembly in a said left side (4A), right runner assembly (4B) synchronously are the chain transmissions, and left side runner assembly (4A), right runner assembly (4B) synchronously synchronously also comprises left chain (4A2), right chain (4B2) respectively.

3. aerial downfall equipment according to claim 1 is characterized in that: the synchronous runner assembly in a said left side (4A), right runner assembly (4B) synchronously are gear drives.

4. aerial downfall equipment according to claim 1; It is characterized in that: the left drum (2.1A) of said drum assembly is same member with the first left-hand rotation moving part (4A11) of the synchronous runner assembly (4A) in a left side, and the right drum (2.1B) of drum assembly is same member with the right first right-hand rotation moving part (4B11) of runner assembly (4B) synchronously.

5. aerial downfall equipment according to claim 1; It is characterized in that: on body (1), also be provided with conductor rope assembly (5); Conductor rope assembly (5) divides upside and downside to be installed on the body (1) through Connection Block by two rolling assemblies at least; According to the winding direction of rope be provided with in the rolling assembly of upper and lower side by the force direction contraposition; Upside rolling assembly and downside rolling assembly be cross-shaped attitude in the space, always presses from the surface of upside rolling assembly and downside rolling assembly when rope (2.31) moves.

6. aerial downfall equipment according to claim 5; It is characterized in that: said conductor rope assembly (5) mainly comprises first rolling assembly (5.1A1), second rolling assembly (5.1B1), first (5.1A12), second (5.1B12) and first Connection Block (5.2A), second Connection Block (5.2B); First rolling assembly (5.1A1) mainly comprises first rolling member (5.1A11) and the axle that tape spool holds; Second rolling assembly (5.1B1) mainly comprises second rolling member (5.1B11) and the axle that tape spool holds; Said first rolling assembly (5.1A1) and first (5.1A12) are arranged on upside; Said second rolling assembly (5.1B1) and second (5.1B12) are groined type and are arranged on downside, and rope (2.31) passes from the hollow position of groined type and crosses and drive first rolling assembly (5.1A1), second rolling assembly (5.1B1) rotation from the surface pressure of first rolling assembly (5.1A1), second rolling assembly (5.1B1).

7. aerial downfall equipment according to claim 1; It is characterized in that: also be provided with Backpack type braces (6) on the said body (1); Backpack type braces (6) be provided be used between braces (6) and the body (1) and braces (6) and human body between each link of being connected, said link comprises by human body and passes the back and be fixedly coupled in the connection of the shirtfront of human body and hold and the link of belt type from striding down behind.

8. aerial downfall equipment according to claim 1 is characterized in that: the position that is positioned near end fixture (2.41) at said rope (2.31) is provided with wearing piece (2.3A).

9. aerial downfall equipment according to claim 1; It is characterized in that: also be provided with on the said body (1) to be used for human body is connected with downfall equipment and be fixedly coupled part; Said connector mainly comprises rope (2.32) and end fixture (2.42), and rope (2.32) one ends are connected fixing with body (1) and the other end is connected with end fixture (2.42) and fixes.

10. aerial downfall equipment according to claim 1 is characterized in that: said body (1) outside also is provided with protective sleeve.