WO2012065396A1

WO2012065396A1 - Descent apparatus

Info

Publication number: WO2012065396A1
Application number: PCT/CN2011/072641
Authority: WO
Inventors: 何少敦
Original assignee: He Shaodun
Priority date: 2010-11-19
Filing date: 2011-04-12
Publication date: 2012-05-24
Also published as: EE05736B1; CN102019047A; LT2013042A; EE201300020A; LT5975B; CN102019047B

Abstract

A descent apparatus includes a main frame (1), a rope winding plate subassembly (2) and a hydraulic speed-limiting subassembly (3). Rotating subassemblies (4A), (4B), which rotate synchronously, are provided at both sides of the rope winding plate (2). A crank shaft (3.1) is installed on the rotating parts (4A12), (4B12) of the rotating subassemblies (4A), (4B). The rotating subassemblies (4A), (4B) are driven to rotate synchronously while the rope winding plate (2) is rotating, so as to drive the crank shaft (3.1) to rotate. The hydraulic speed-limiting subassembly (3) is driven to operate while the crank shaft (3.1) is rotating. The resistance is applied to the crank shaft (3.1) by the hydraulic speed-limiting subassembly (3) so as to confine the rotation of the rope winding plate (2). The rotating speed of the rope winding plate (2) can be adjusted through regulating a piston speed regulation part (3.6).

Description

Aerial landing gear

Technical field

The utility model relates to a landing device, in particular to a hydraulic speed limit air landing gear.

Background technique

In daily life or work, people often encounter dangers at high places. If there is no other way to escape, they need to use the airborne landing device to escape. The known airborne landing gears include friction speed limit type and manual brake speed limit type. And the hydraulic damping speed limit type, the first two disadvantages are poor reliability, the last structure is relatively simple, and the performance is relatively reliable. CN87216143 discloses an air landing device that uses a piston and a cam to speed limit, but the cam only bears pressure, Withstand tension, there is uneven speed limit during the landing; ZL2003101127389 and ZL2003201232361 respectively disclose a principle of connecting the crankshaft with the hydraulic speed control controller, but the landing height is limited due to the use of the chain ladder; ZL2007202016917 discloses a The hydraulic speed limit type airborne gearer is constructed in a rope-type manner. The life-saving rope must be properly worn first when used, causing some trouble to the user. In today's air-dropper using a crankshaft and a speed-limiting piston, The speed limit piston is a passive part, and the force at both ends of the crankshaft is uneven, so There is a problem that the structure of the crankshaft is unreasonable, posing a potential hazard to the user.

Summary of the invention

In order to overcome the shortcomings of the present invention that the airfoil of the crankshaft and the speed limiting piston is unreasonable and poses a potential danger to the user, the present invention proposes an air landing device, the principle of which is: The side is provided with a synchronous rotating transmission component. The crankshaft is mounted on the rotating component of the synchronous rotating component. When the disk rotates, the rotating component rotates synchronously and drives the crankshaft to rotate. When the crankshaft rotates, the hydraulic speed limiting component acts, and the hydraulic speed limiting component operates. A resistance is applied to the crankshaft to limit the rotation of the reel assembly, and the adjustment of the piston governor can adjust the rotational speed of the reel assembly.

The first embodiment of the present invention includes a body, a cable reel assembly 2, a hydraulic speed limit assembly 3; 2, Rope 2. 31, the rope end fixing member 2. 41, and the central shaft 2. 5, the rope 2. 31 wrapped around the rope winding plate and the end of the rope end fixing member 2. 41, the winding plate through the central axis 2 5的固定固定固定。 4. A, the piston-supporting shaft 3. 4, the piston rod shaft 3. 4A and 3. 4B, fixed 4A and 3. 4B respectively, with the piston support shafts 3. 4A and 3. 4B respectively, and the piston support shafts 3. 4A and 3. 4B respectively 5连接连接。 The piston is connected to the support rods 1A and 1B, the crankshaft 3.1 and the piston rod end connection 3. 3 connection, characterized by : Synchronous rotating assemblies 4A and 4B are also provided, which are respectively disposed on both sides of the rope reel assembly 2, and the rotating assembly 4A mainly includes rotating members 4A11 and 4A12 and fixing members for mounting and fixing 4A3, the rotating member 4A11 is fixed on the side of the rope winding plate, the rotating member 4A12 is mounted on the fixing member 4A3, and the fixing member 4A3 is fixed on the holder 1A; similarly, the rotating member 4B mainly includes the rotating members 4B11 and 4B12 and For mounting the fixed fixing member 4B3, rotating member 4B11 is fixed on the other side of the rope winding plate, and the rotating member 4B12 is mounted on the fixing member 4B3, and the fixing member 4B3 is fixed on the holder 1B; the crankshaft 3.1 is disposed between the rotating members 4A12 and 4B12. Under the action of gravity, the ropes 2. 31 drive the reel assembly 2 to rotate, and at the same time drive the rotating components 4A and 4B to rotate synchronously and drive the crankshaft 3.1 to rotate, the crankshaft 3.1 rotates to drive the hydraulic speed limit assembly 3, hydraulic speed limit When the assembly 3 is in operation, a resistance is applied to the crankshaft 3.1, thereby restricting the rotation of the reel assembly 3. The adjustment of the piston timing member 3.6 can adjust the rotational speed of the reel assembly 3.

The invention also proposes a slave solution: a guide rope assembly 5 is further disposed on the body 1, and the guide rope assembly 5 is mounted on the body 1 through at least the two upper and lower sides of the rolling assembly, according to the winding direction of the rope and The direction of the force is set on the upper and lower scroll assemblies, the upper scroll assembly and the lower scroll assembly are in a crossed state, and the surface of the lower scroll assembly and the lower scroll assembly are always moved from the upper side when the rope 2.31 moves. The main components of the rolling assembly 5. The main assembly of the roller assembly 5. The main assembly of the roller assembly 5: 1A1 and 5. 1B1, the shaft 5. 1A12 and 5. 1B12 and the connecting base 5. 2A and 5. 2B, rolling components 5. 1A1 mainly 1A12和轴五. 1A12设置上上上。 The rolling element 5. 1A11 and the shaft 5. 1A1, the rolling element 5. 1B1 mainly includes the bearing with the bearing 5. 1B11 and the shaft 5. 1B12, the rolling assembly 5. 1A1 and the shaft 5. 1A12 set on the upper side , the rolling element 5. 1B1 and the shaft 5. 1B12 are arranged in a well-shaped shape on the lower side, the ropes 2. 31 are passed through the hollow position of the well-shaped shape, when the ropes 2. 31 are pressed from the surface of the rolling elements 5. 1A11 and 5. 1B11 5的旋转,绳 2. 31. 1A1 and 5. 1B1 rotation, rope 2. 31 Form rolling friction between the assembly may reduce the wear of the ropes, the rope 2.31 limit position in the hollow shaft shaped holder can drop smoothly.

BEST MODE FOR CARRYING OUT THE INVENTION: Rotating assembly 4A and rotating assembly 4B disposed on both sides of the rope winding are preferably chain-driven; the present invention suggests that gearing or other known transmissions may also be selected.

BEST MODE FOR CARRYING OUT THE INVENTION: In use, the lowering body 1 is fixed at a high position, and the lowering member (human body) and the rope end fixing member 2. 41 are fixed together, and the rope 2. 31 is moved downward by gravity.

5A, 4A3和3. 3A, 4A3, and 3. 5A, 4A3, and 3. 5A, 4A3, and 3. 5B and 4B3 are respectively fixed on the supports 1A and IB, and the fixing manner can be fixed by the rivets; the present invention suggests that bolts or other known fixing methods can also be used.

Preferred Embodiments of the Invention: The holders 1A and 1B have an upper and lower half-shell-like structure, and the body 1 is a shell-like body formed by laminating the holders 1A and 1B, and the holders 1A and 1B are manufactured by including stamping. 5A, 4A3 and 3. 5B, 4B3 are respectively fixed on the supports 1A and IB, and the fixing manner can be fixed by the rivets; the invention suggests that bolts or other well-known can also be used. Fixed way.

Preferred Embodiments of the Invention: The holders 1A and 1B have an upper and lower half-shell-like structure, and the body 1 is a shell-like body formed by laminating the holders 1A and 1B, and the holders 1A and 1B are preferably manufactured by die-casting. 5A, 4A3, and 3. 5B, 4B3 are die-cast integrally with the supports 1A and 1B, respectively.

The preferred embodiment of the present invention: a strap 6 is also provided, and the strap 6 is fixed to the body 1. In use, the cord end fixing member is fixed by 2.41. At a high place, the landing member (body) is fixed to the body 1 through the harness 6, and the gravity falls down with the falling member under the action of gravity. In this solution, the shoulder strap 6 is fixed between the support and the lowering member, and the lowering member (human body) carries the lowering device together in a backpack manner.

The ropes 2. The ropes 2. The ropes 2. The ropes 2. The ropes 2. The ropes 2. The ropes 2. The ropes 2. The ropes 2. The ropes 2. The ropes 2. The ropes 2. 32 is fixed to the body 1 and the other end is fixed to the cable end fixing member 2.42. In use, the rope end fixing member 2. 41 is fixed at a high position, and the rope end fixing member 2. 42 is fixed with the falling piece (human body), and under heavy force, the lowering device falls with the falling piece.

The utility model has the beneficial effects that the airborne lowering device proposed by the invention has a simple structure, and the crankshaft is installed between two synchronously rotating rotating members, and the force is reasonable and the performance is reliable, thereby ensuring safe use.

BRIEF DESCRIPTION OF DRAWINGS FIG. 1 to FIG. 4 are schematic views showing the structure of a first embodiment of the present invention, FIG. 2 is a cross-sectional view taken along line A-A of the embodiment, and FIG. 3 is a cross-sectional view taken along line B-B of the embodiment.

Figure 5 is a schematic view showing the structure of a second embodiment of the present invention.

6 and 7 are schematic views showing the structure of a third embodiment of the present invention.

8 to 12 are schematic views showing the structure of a fourth embodiment of the present invention, wherein Figs. 10, 11, and 12 are partial perspective views.

Figure 13 is a schematic view showing the structure of a fifth embodiment of the present invention.

Figure 14 is a schematic view showing the structure of a sixth embodiment of the present invention. In the picture:

1 body, 1A, IB bearing, 1. 1 bearing linkage;

2 winding assembly, 2. 1A, 2. IB winding, 2. 2 center parts, 2. 3A wear parts, 2. 31, 2. 32 ropes, 2. 41, 2. 42 rope end fixings, 2 . 5 central axis;

3 hydraulic speed limit assembly, 3. 1 crankshaft, 3. 2 piston, 3. 3 rod end connection, 3. 4A, 3. 4B piston support shaft, 3. 5A, 3. 5B, 4A3, 4B3 fixing parts, 3 6 piston speed control parts;

4A, 4B rotating components, 4A1 K 4A12, 4B1 K 4B12 rotating parts, 4A2, 4B2 chain;

5. Guide wire assembly, 5. 1AK 5. 1B1 rolling assembly, 5. 1A1 K 5. 1B11 rolling parts, 5. 1A12, 5. 1B12 shaft, 5. 2A, 5. 2B connecting seat;

6 straps, 6.11, 6.12, 6.13, 6.14, 6.15, 6.21, 6.22, 6.23, 6.24, 6.25 strap connection ends.

detailed description 1 to 4 are schematic views showing the structure of a first embodiment of the present invention, Fig. 2 is a cross-sectional view taken along line AA of the embodiment, and Fig. 3 is a cross-sectional view taken along line BB of the embodiment.

As can be seen from FIG. 1 to FIG. 4, the embodiment mainly includes a body 1, a rope winding assembly 2, a hydraulic speed limiting assembly 3, and a synchronous rotating assembly 4A and 4B;

1A, 4A3, 4A3, 4A3, 4A3, 4A3, 4A3, 4A3 And 3. 5B, 4B3 are respectively fixed on the supports 1A and IB, and the fixing manner is preferably fixed by the pull nail; the invention suggests that bolts or other known fixing methods can also be used;

1, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2. 5, The wire is wound on the support of the support shafts U and 1B;

I, 4, 3B, 3, 4, 3, 3, 3, 3, 4, 3, 4, 3, 3, 3, 3, 3, 3, 3, 3 5A, 3. The piston rod shaft 3. 4A and 3. The piston rod shaft 3. 4A and 3. The piston rod shaft 3. 4A and 3. 5之间之间。 3. The joints 3A and 3B are respectively fixed on the support 1A and 1B; in Figure 2, the crankshaft 3.1 and the piston rod end connection 3. 3连接连接, In this embodiment, the rod end connection member 3.3 is preferably a rod end connector with a joint bearing;

1 to 4, the difference between the present embodiment and the prior art is that synchronous rotating components 4A and 4B are further disposed on both sides of the rope reel assembly 2, and the rotating assembly 4A mainly includes a rotating member 4A11 and 4A12 and a fixing member 4A3 for mounting, the rotating member 4A11 is fixed on one side of the rope winding plate, the rotating member 4A12 is mounted on the fixing member 4A3, and the fixing member 4A3 is fixed on the holder 1A; similarly, the rotating member 4B is mainly The rotating member 4B11 and 4B12 and the fixing member 4B3 for mounting and fixing, the rotating member 4B11 is fixed on the other side of the rope winding plate, and the rotating member 4B12 is mounted on the fixing member 4B3, and the fixing member 4B3 is fixed on the holder 1B. The crankshaft 3.1 is disposed between the rotating members 4A12 and 4B12; the rope drives the winding assembly to rotate, and simultaneously drives the rotating assembly 4A and the rotating assembly 4B to rotate synchronously and drive the crankshaft 3.1 to rotate, the crankshaft 3.1 rotates to drive the piston Rod movement

In the present embodiment, the rotating assembly 4A and the rotating assembly 4B are preferably chain-driven. As can be seen in Figure 2, 4A2 and 4B2 are chain-driven chains; the present invention suggests that the rotating assembly 4A and the rotating assembly 4B can also be geared or otherwise Known transmission

This embodiment is suitable for fixing the lowering device at a high position during use. In use, the lowering device is fixed at a high position, and the lowering member, that is, the human body is fixed by the rope end fixing member 2.41 and the rope 2.31, under the action of the human body gravity, the rope 2.31 moves downward to drive the winding plate assembly 2 to rotate. , the cranking assembly 2 is rotated to drive the rotating assembly 4A and the rotating assembly 4B to rotate synchronously and to drive the crankshaft 3.1 to rotate, the crankshaft 3.1 rotates to drive the hydraulic speed limit assembly 3, the hydraulic speed limit assembly 3 when operating the crankshaft 3. 1 The rotation speed of the reel assembly 3 can be adjusted by applying a resistance to limit the rotation of the reel assembly 3. Figure 5 is a schematic view showing the structure of a second embodiment of the present invention. Different from the first embodiment, in the present embodiment, the holders 1A and 1B are in the upper and lower half-shell structures, and the holders 1A and 1B are superposed to form the shell-like body 1. In this embodiment, The holders 1A and 1B are preferably die-cast, and the fixing members 3. 5A, 4A3 and 3. 5B, 4B3 are respectively die-cast integrally with the holders 1A and 1B; the present invention suggests that the holders 1A and 1B can also be used including stamping. 5A, 4A3, and 3. 5B, 4B3 are respectively fixed on the supports 1A and 1B, and the fixing method is preferred. The mountings 1A and 1B are in the upper and lower half-shell structures. The rivet is fixed.

6 and 7 are schematic views showing the structure of a third embodiment of the present invention. The difference between the winding plate assembly of the disk assembly and the rotating member 4A11 of the rotating assembly 4A is the same member, and the winding disk assembly of the disk assembly 2. 1B is the same as the first embodiment. The rotating member 4B11 of the rotating assembly 4B is the same member.

8 to 12 are schematic views showing the structure of a fourth embodiment of the present invention, wherein Figs. 10, 11, and 12 are partial perspective views. The first embodiment of the present invention is further provided with a guide wire assembly 5, the guide wire assembly 5 mainly comprises a rolling assembly 5. 1A1 and 5. 1B1, a shaft 5. 1A12 and 5. 1B12 and a connector 5. 2B1,5B1,1B12,1,5B1,1B12,1. 12, the rolling assembly 5. 1A1 and the shaft 5. 1A12 are arranged on the upper side, the rolling assembly 5. 1B1 and the shaft 5. 1B12 are arranged in a shape of a well on the lower side, and the rope 2. 31 passes through the hollow position of the well-shaped shape, When the ropes 2. 31 are pressed from the surface of the rolling elements 5.11A1 and 5.1B1, the rolling assembly 5.1A1 and 5.1B1 are rotated, and the restriction of the rope 2.31 in the hollow position of the well shape can keep the lowering of the lowering device; The invention also suggests that the guide wire assembly 5 can be assembled on the body 1 by the at least two rolling components by the upper side and the lower side through the connecting seat, and can be rolled on the upper and lower sides according to the winding direction and the direction of the force of the rope. The components are set up, the upper scrolling component and the lower scrolling component are The space is in a crossed state, and the ropes 2.31 are always pressed from the surfaces of the upper rolling assembly and the lower rolling assembly when moving. The invention also suggests that the features of the leading rope assembly in this example can also be used in the first In the third embodiment;

In the embodiment, the body 1 is further provided with a backpack-type strap 6 , and the backpack-type strap 6 is provided with respective connecting ends for connecting between the strap 6 and the body 1 and the strap 6 and the human body. The end includes a connecting end and a belt type connecting end which are connected and fixed from the back of the human body to the front chest of the human body; in the embodiment, the preferred structure of the back strap 6 mainly includes the connecting end of the strap 6.11, 6.12, 6.13, 6.14, 6.15, 6.21, 6.22, 6.23, 6.24, 6.25, the strap connecting ends 6.11, 6.12, 6.13, 6.14 constitute a side strap, the strap connecting end 6.11 is fixed with the connecting seat of the guide rope assembly 5, the strap connecting end 6.14 and the bearing Fixing, similarly, the strap ends 6.21, 6.22, 6.23, 6.24 constitute the other side strap, the strap connecting end 6.21 is fixed with the connecting seat of the guide rope assembly 5, and the strap connecting end 6.24 is fixed with the bracket; the embodiment is suitable for use When the human body descends with the lowering device, the human body carries the lowering device on the back through the strap connecting ends 6.15 and 6.25, and the connecting ends 6.13 and 6.23 pass through the back of the human body from the cross. The front chest of the human body is connected to 6.12 and 6.22 respectively, and the connecting ends 6.14 and 6.24 are connected to each other to tie the lowering device to the waist of the human body in the form of a belt, and the end fixing member of the rope end is fixed at a height of 1.41 in gravity. Under the action, the falling member (human body) slowly descends; in the present embodiment, the structure of the strap 6 structure is only a schematic view, and the structure and the connection form of the strap 6 can be improved by using the known strap structure, and the connections in the strap 6 are respectively performed. The end may be provided with a well-known quick-engagement member for convenient use, and the quick-joining member is often used in daily backpacks, which is not shown in the drawings; in this embodiment, an elastic pad may be provided on the support 1A to ensure The human body can be safe and comfortable when the faller is carried on the back. The provision of the elastic pad is a well-known technique, which is not shown in the figure.

Figure 13 is a schematic view showing the structure of a fifth embodiment of the present invention. 5A; In this embodiment, the wear-resistant member 2. 3A is provided in the present embodiment, the wear-resistant member 2. 3A 5 3的, wear-resistant parts 2. 3A for the wear-resistant parts 2. 3A, the wear-resistant parts 2. 3A Abrasion resistance when the reinforcing cord is in contact with the window sill or the corner of the wall.

Figure 14 is a schematic view showing the structure of a sixth embodiment of the present invention. The difference from the fourth embodiment is that the embodiment is not provided with a strap, but the body 1 is further provided with a connecting member for connecting the human body and the lowering device; the preferred structure of the connecting member mainly comprises a rope 2. The connection between the end of the rope and the end of the rope is fixed. In use, the rope end fixing member 2. 41 is fixed at a high position, and the rope end fixing member 2. 42 is fixed with the falling member (human body), and the gravity lowering device falls with the falling member under the action of gravity.

The invention also suggests that a protective cover can also be arranged outside the body, because when the person is in use, since the lowering device is carried on the back, the protective cover can prevent the hair from entering the inside of the body and cause an accident, and can also prevent when people need to use When the hand adjusts the piston speed control member, the finger is inadvertently damaged by the rotating component; the protective cover can be in the form of a backpack, and a zipper can be arranged on the protective cover for opening and closing the protective cover.

Claims

WO 2012/065396 Claim PCT/CN2011/072641

1. An airborne gearer, mainly comprising a body (1), a rope winding assembly (2), a hydraulic speed limiting assembly (3); a rope winding assembly (2) mainly comprising a winding plate (2.1A), (2. IB), the center piece (2.2), the rope (2.31), the rope end fixing piece (2.41), and the center shaft (2.5), the rope (2.31) is wound around the rope winding plate and the rope end fixing piece is provided at the end (2.41) , the winding plate is mounted on the support (1A) through the central shaft (2.5),

(IB); hydraulic speed limit assembly (3) mainly includes crankshaft (3.1), speed limit piston (3.2), rod end connection (3.3), piston support shaft (3.4A), (3.4B), fixing parts ( 3.5A), (3.5B), piston speed control (3.6), piston shaft (3.4A), (3.4B) mounted on the speed limit piston (3.2), piston shaft (3.4A), (3.4 B) Cooperating with the piston fixing parts (3.5A) and (3.5B) respectively, the piston fixing parts (3.5A) and (3.5B) are fixed on the support (1A), (IB), the crankshaft (3.1) and the piston respectively. The rod end connecting piece (3.3) is connected, and is characterized in that: synchronous rotating components (4A) and (4B) are further provided, and rotating components (4A) and (4B) are respectively arranged on both sides of the rope winding plate assembly (2), and are rotated. The assembly (4A) mainly includes a rotating member (4A11), (4A12) and a fixing member (4A3) for mounting and fixing, the rotating member (4A11) is fixed on the side of the rope winding, and the rotating member (4A12) is fixed at the fixed position. On the piece (4A3), the fixing member (4A3) is fixed to the holder (1A), and the rotating assembly (4B) mainly includes the rotating member (4B11), (4B12), and the fixing member for mounting and fixing (4B12) 4B3), the rotating member (4B11) is fixed on the other side of the rope winding, and the rotating member (4B12) is mounted on the fixing member (4B3), and the fixing member (4B3) is fixed on the holder (1B), The crankshaft (3.1) is placed between the rotating parts (4A12) and (4B12).

2. The airborne gear according to claim 1, wherein: the rotating component (4A) and the rotating component (4B) are chain drives, and the rotating component (4A) and the rotating component (4B) further comprise a chain ( 4A2), (4B2).

3. The airborne gear according to claim 1, wherein: the rotating assembly (4A) and the rotating assembly (4B) are geared.

4. The airborne gear according to claim 1, wherein: the winding plate (2.1A) of the winding plate assembly and the rotating member (4A11) of the rotating assembly (4A) are the same member, and the winding assembly The winding plate (2.1B) is the same member as the rotating member (4B11) of the rotating assembly (4B).

5. The airborne gear according to claim 1, characterized in that: a guide rope assembly (5) is further disposed on the body (1), and the guide rope assembly (5) is divided into at least two sides by the two rolling components. The side is mounted on the body (1) through the connecting seat, and the rolling components on the upper and lower sides can be set according to the winding direction and the direction of the force of the rope, and the upper rolling component and the lower rolling component are in a cross state in the space, the rope (2.31) Always move over the surface of the upper scroll assembly and the lower scroll assembly when moving.

6. The airborne gear according to claim 5, wherein the guide rope assembly (5) mainly comprises a rolling assembly (5.1A1), (5.1B1), a shaft (5.1A12), (5.1B12), and The connecting seat (5.2A), (5.2B), rolling element (5.1A1) mainly includes rolling parts (5.1A11) and shaft (5.1A12) with bearings, and rolling elements (5.1B1) mainly include rolling parts with bearings (5.1B1) 5.1B11) and shaft (5.1B12), the rolling assembly

(5.1A1) and the shaft (5.1A12) are arranged on the upper side, the rolling assembly (5.1B1) and the shaft (5.1B12) are arranged in a trapezoidal shape on the lower side, and the rope (2.31) passes through the hollow position of the well-shaped shape and The surface of the rolling assembly (5.1A1), (5.1B1) is pressed and the rolling assembly (5.1A1), (5.1B1) is rotated.

7. The airborne gear according to claim 1, wherein: the body (1) is further provided with a backpack strap (6), and the backpack strap (6) is provided with a strap (6) and a body (1) between each of the connecting ends of the strap and the human body, and the connecting end includes a connecting end and a belt type which are connected and fixed from the back of the human body through the front chest of the human body. Connection end. WO 2012/065396 Claim PCT/CN2011/072641

8. The airborne gear according to claim 1, characterized in that the wear member (2.3A) is provided at a position where the rope (2.31) is located near the rope end fixing member (2.41).

9. The airborne gear according to claim 1, wherein: the body (1) is further provided with a connecting member for fixing the human body and the lowering device, and the connecting member mainly comprises a rope (2.32) and The end of the rope (2.42), the rope (2.32) - the end is fixed to the body (1) and the other end is fixed to the end of the rope (2.42).

10. The airborne gear according to claim 1, wherein: the body (1) is further provided with a protective cover.