阅读说明：本技术 户外救生旋转软梯和户外救生旋转软梯组 (Outdoor lifesaving rotary rope ladder and outdoor lifesaving rotary rope ladder group ) 是由 罗楷 于 2021-10-19 设计创作，主要内容包括：本发明涉及一种户外救生旋转软梯以及户外救生旋转软梯组,包括顶部支架、顶部支架固定装置、中心吊索、外延吊索、踏板；顶部支架固定连接在顶部支架固定装置上,中心吊索与外延吊索的顶部均固定连接在顶部支架上,中心吊索与外延吊索均竖直悬挂在顶部支架的下方；踏板为扇形踏板,踏板的圆心侧与中心吊索固定连接,踏板的圆周侧的两侧分别固定连接在相邻两个外延吊索上,相邻两个踏板圆周侧的不同侧固定连接在同一根外延吊索上,多个踏板按上下螺旋形均匀分布设置。本发明通过设置柔性的吊索以及固定在吊索之间的呈螺旋形上下布置的踏板实现使用者在软梯内步行上下走动。本发明属于梯子领域。(The invention relates to an outdoor lifesaving rotary rope ladder and an outdoor lifesaving rotary rope ladder set, which comprise a top support, a top support fixing device, a central sling, an extension sling and a pedal, wherein the top support is fixedly connected with the top support; the top support is fixedly connected to the top support fixing device, the tops of the central sling and the epitaxial sling are fixedly connected to the top support, and the central sling and the epitaxial sling are vertically suspended below the top support; the pedal is a fan-shaped pedal, the circle center side of the pedal is fixedly connected with the central sling, two sides of the circumference side of the pedal are respectively and fixedly connected to two adjacent epitaxial slings, different sides of the circumference sides of the two adjacent pedals are fixedly connected to the same epitaxial sling, and the pedals are uniformly distributed in an up-and-down spiral manner. The invention realizes that a user walks up and down in the rope ladder by arranging the flexible suspension ropes and the pedals which are fixed between the suspension ropes and are spirally and vertically arranged. The invention belongs to the field of ladders.)

1. Rotatory rope ladder of outdoor lifesaving, its characterized in that: comprises a top support, a top support fixing device, a central sling, an epitaxial sling and a pedal;

the top support is fixedly connected to the top support fixing device, the top of the central sling is fixedly connected to the center of the top support, a plurality of epitaxial slings are uniformly distributed on the circumference of the top support, the tops of the epitaxial slings are fixedly connected with the top support, the central sling and the epitaxial sling are vertically suspended below the top support, and the central sling and the epitaxial sling are flexible slings;

the pedal is a fan-shaped pedal, the circle center side of the pedal is fixedly connected with the central sling, two sides of the circumference side of the pedal are respectively and fixedly connected to two adjacent epitaxial slings, different sides of the circumference sides of the two adjacent pedals are fixedly connected to the same epitaxial sling, and the pedals are uniformly distributed in an up-and-down spiral manner.

2. An outdoor lifesaving rotary rope ladder as claimed in claim 1, wherein: the pedal is a fan-shaped plate with a straight angle arranged at the circle center side, a fixing hole is formed in the straight angle at the circle center side of the pedal, fixing holes are formed in the two sides of the circumference side of the pedal, knots with fasteners are arranged at the corresponding positions of the central sling and the epitaxial sling, and the pedal is fixed on the fasteners through the fixing holes.

3. An outdoor lifesaving rotary rope ladder as claimed in claim 1, wherein: the top support comprises an annular frame and a central support part, the central support part is a cross member concentric with the annular frame, the central support part and the annular frame are of an integrated structure or fixedly connected, the top of a central sling is fixedly installed on the central support part, and the top of an extension sling is fixedly installed on the annular frame.

4. An outdoor lifesaving rotary rope ladder as claimed in claim 1, wherein: still include the protective frame, the protective frame is the ring shape component of level setting, and a plurality of protective frames set gradually in the outside of extension hoist cable from top to bottom, fixed connection between protective frame and the extension hoist cable.

5. An outdoor lifesaving rotary rope ladder as claimed in claim 1, wherein: the number of the extension slings is 8, the number of the central slings is 1, and in the overlooking direction, 8 pedals are spliced into a complete round surface; the distance between the upper pedal and the lower pedal between the same two extension slings is not less than 1750 mm; the length of the single side at the two sides of the pedal is not less than 581 mm.

6. An outdoor lifesaving rotary rope ladder according to claim 3, characterized in that: the top support fixing device comprises traction cables and fixing cables, wherein one end of each fixing cable is provided with an anchoring piece, the other end of each fixing cable is provided with a fixing ring, the upper ends of the traction cables are fixedly mounted on the fixing rings, the lower ends of the traction cables are fixedly mounted on the annular frame, and the lower ends of the traction cables are evenly distributed on the annular frame in the circumferential direction.

7. An outdoor lifesaving rotary rope ladder according to claim 3, characterized in that: the top support fixing device comprises a counterweight device and a stretching overturning support, the counterweight device is connected with the stretching overturning support in a rotating mode, the counterweight device is fixedly arranged on the fixed wall body, and the annular frame is fixed on the lower bottom surface of the stretching overturning support after the stretching overturning support rotates out of the fixed wall body through a bolt.

8. An outdoor lifesaving rotary rope ladder as claimed in claim 7, wherein: the lower part that stretches out the upset support still is provided with one and holds a section of thick bamboo, the top that holds a section of thick bamboo is provided with a plurality of connecting hole, the bolt passes in proper order and stretches out the upset support, the connecting hole that holds a section of thick bamboo, ring frame is connected with the nut cooperation, make and stretch out the upset support and hold a section of thick bamboo, the equal fixed connection of ring frame, the bottom that holds a section of thick bamboo is provided with and can open with closed gate-type structure, outdoor lifesaving rotary rope ladder contains release state and fold condition, outdoor lifesaving rotary rope ladder is when fold condition, the footboard, central hoist cable, the equal folding setting of epitaxial hoist cable is holding in a section of thick bamboo.

9. An outdoor lifesaving rotary rope ladder as claimed in claim 6 or 7, wherein: the bottom of central hoist cable and epitaxial hoist cable all is provided with and is used for fixed reservation hasp, is provided with on the epitaxial hoist cable to be used for keeping the stable cable of outdoor lifesaving rotary rope ladder, and stable cable one end is fixed on the epitaxial hoist cable, and the other end is connected with fixed wall body.

10. An outdoor lifesaving rotary rope ladder set comprising a plurality of outdoor lifesaving rotary rope ladders as claimed in any one of claims 1 to 9, characterized in that: the top outdoor lifesaving rotary flexible ladder is fixed through a top support fixing device, the top support fixing device is removed by the below outdoor lifesaving rotary flexible ladder, and a central sling of the above outdoor lifesaving rotary flexible ladder and the bottom of an epitaxial sling are fixedly connected to the top support of the below outdoor lifesaving rotary flexible ladder.

Technical Field

The invention relates to the field of ladders, in particular to an outdoor lifesaving rotary soft ladder and an outdoor lifesaving rotary soft ladder group.

Background

At present, in the field of outdoor exploration and rescue, if expeditioners such as cliff karst caves or succors cannot directly climb downwards, a folding rope ladder or a rock climbing rope is generally used for assisting in downward climbing.

And current folding rope ladder is mostly the H shape vertical ladder that the nylon was made, folding rope ladder probably has the risk of being cut when meetting sharp-pointed mountain body, does not have the ordinary people who passes through the training simultaneously because the rope ladder laminates easily on the mountain body when climbing folding rope ladder, and ordinary people need prudent searching impetus, consequently still has the risk when climbing speed is slow, needs to use with the safety rope cooperation usually.

The rock climbing rope is professional equipment which can be used by professional personnel, and ordinary people cannot easily climb up and down through the rock climbing rope and have risks.

Therefore, a ladder product which can be used by ordinary people without training and can be used by people in various outdoor environments for up-and-down judgment is lacking in the market.

Disclosure of Invention

Aiming at the technical problems in the prior art, the invention aims to: provides a foldable outdoor lifesaving rotary soft ladder which is safe to use and an outdoor lifesaving rotary soft ladder group formed by splicing a plurality of outdoor lifesaving rotary soft ladders.

In order to achieve the purpose, the invention adopts the following technical scheme:

an outdoor lifesaving rotary rope ladder comprises a top support, a top support fixing device, a central sling, an extension sling and a pedal; the top support is fixedly connected to the top support fixing device, the top of the central sling is fixedly connected to the center of the top support, a plurality of epitaxial slings are uniformly distributed on the circumference of the top support, the tops of the epitaxial slings are fixedly connected with the top support, the central sling and the epitaxial sling are vertically suspended below the top support, and the central sling and the epitaxial sling are flexible slings; the pedal is a fan-shaped pedal, the circle center side of the pedal is fixedly connected with the central sling, two sides of the circumference side of the pedal are respectively and fixedly connected to two adjacent epitaxial slings, different sides of the circumference sides of the two adjacent pedals are fixedly connected to the same epitaxial sling, and the pedals are uniformly distributed in an up-and-down spiral manner. After the structure is adopted, the pedal is spirally arranged in the space formed by the plurality of flexible slings up and down, so that a user can easily walk up and down through the pedal; meanwhile, when not in use, the pedal and the flexible sling can be folded into a thin round cake-shaped structure, so that the portable pedal is convenient to carry and is easy to unfold for personnel to use.

Preferably, the pedal is a sector plate with a straight angle arranged at the circle center side, a fixing hole is arranged at the straight angle at the circle center side of the pedal, fixing holes are arranged at two sides of the circumference side of the pedal, knots with fasteners are arranged at the corresponding positions of the central sling and the epitaxial sling, and the pedal is fixed on the fasteners through the fixing holes. After adopting this kind of structure, the footboard is fixed between center hoist cable and the extension hoist cable through the fixed orifices that three termination goes out, has guaranteed the stability of footboard in rotatory rope ladder, guarantees simultaneously that the user can walk on the footboard step by step.

Preferably, the top support comprises an annular frame and a central support, the central support is a cross member concentric with the annular frame, the central support and the annular frame are of an integrated structure or fixedly connected, the top of the central sling is fixedly installed on the central support, and the top of the epitaxial sling is fixedly installed on the annular frame. After adopting this kind of structure, can guarantee through ring frame that a circle of extension hoist cable can remain the cylinder structure all the time, do not take place the winding and knot, central support piece still provides a fixed position for central hoist cable in the center of cross component when guaranteeing whole top support intensity simultaneously.

As a preferred, rotatory rope ladder of outdoor lifesaving still includes the protective frame, and the protective frame is the ring shape component of level setting, and a plurality of protective frames set gradually the outside at the extension hoist cable from top to bottom, fixed connection between protective frame and the extension hoist cable. After the structure is adopted, the protective frame arranged on the outer ring of the outward extending sling can provide a hand position for a user in the process of walking up and down; meanwhile, the protective frame and the extension slings are provided with a grid-shaped protective net, so that a user can be prevented from accidentally falling between the two extension slings.

Preferably, the number of the outward slings is 8, the number of the central slings is 1, and in the overlooking direction, 8 pedals are spliced into a complete circular surface; the distance between the upper pedal and the lower pedal between the same two extension slings is not less than 1750 mm; the length of the single side at the two sides of the pedal is not less than 581 mm. After the structure is adopted, 8 pedals form a complete round surface, the height difference between the upper and lower adjacent pedals is suitable for ordinary people to walk, the distance between the upper and lower pedals between the same two extension slings is not less than 1750mm, so that most of the ordinary people can vertically walk in the rotary rope ladder, and the unilateral length of the two sides of the pedals is not less than 581mm, so that the ordinary people can normally walk on the pedals with wide outside and narrow inside.

Preferably, the top support fixing device comprises traction cables and fixing cables, wherein one ends of the fixing cables are provided with anchoring parts, the other ends of the fixing cables are provided with fixing rings, the upper ends of the traction cables are fixedly mounted on the fixing rings, the lower ends of the traction cables are fixedly mounted on the annular frame, and the lower ends of the traction cables are circumferentially and uniformly distributed on the annular frame. After the structure is adopted, the top support can be anchored on a solid mountain or a wall body through the fixed stay cables to ensure that the rotary rope ladder cannot fall off in the use process, and the plurality of traction stay cables connected with the fixed stay cables and the annular frame can ensure that the top support is stably positioned at the horizontal position, so that the normal use of the rotary rope ladder is ensured.

Preferably, the top support fixing device comprises a counterweight device and a stretching overturning support, the counterweight device is connected with the stretching overturning support in a rotating mode, the counterweight device is fixedly arranged on the fixed wall body, and the annular frame is fixedly arranged on the lower bottom surface of the stretching overturning support after the stretching overturning support rotates out of the fixed wall body through a bolt. After the structure is adopted, the counterweight device is fixed on a solid wall body, and the counterweight device can be overturned by stretching out the overturning bracket so as to be placed on the inner side of the wall body under the condition of nonuse to keep the appearance attractive.

As an optimization, still be provided with one in the lower part that stretches out the upset support and hold a section of thick bamboo, the top that holds a section of thick bamboo is provided with a plurality of connecting hole, the bolt passes in proper order and stretches out the upset support, the connecting hole that holds a section of thick bamboo, ring frame and be connected with the nut cooperation, make and stretch out the upset support and hold a section of thick bamboo, the equal fixed connection of ring frame, the bottom that holds a section of thick bamboo is provided with can open with closed gate-type structure, outdoor lifesaving rotary rope ladder contains release state and fold condition, outdoor lifesaving rotary rope ladder is when fold condition, the footboard, central hoist cable, the equal folding setting of epitaxial hoist cable is in holding a section of thick bamboo. After the structure is adopted, the pedal, the central sling and the extension sling are folded and placed in the containing cylinder when not in use, and the pedal, the central sling and the extension sling can be released through the door type mechanism which can be opened and closed at the bottom of the containing cylinder when in use.

As an optimization, the bottom of the central sling and the bottom of the epitaxial sling are both provided with reserved lock catches for fixing, the epitaxial sling is provided with a stabilizing cable for keeping the outdoor lifesaving rotary rope ladder stable, one end of the stabilizing cable is fixed on the epitaxial sling, and the other end of the stabilizing cable is connected with a fixed wall body. After adopting this kind of structure, the reservation hasp of center hoist cable and epitaxial hoist cable bottom can carry out fixed connection with ground to the stability of rotatory rope ladder is strengthened, and the relative position between wall body and the rotatory rope ladder can be kept to the cable of stabilizing simultaneously, further increases the stability of rotatory rope ladder.

Rotatory rope ladder group of outdoor lifesaving, including a plurality of rotatory rope ladders of outdoor lifesaving, the rotatory rope ladder of outdoor lifesaving of the top passes through top support fixing device fixedly, and the rotatory rope ladder of outdoor lifesaving that is located the below gets rid of top support fixing device, and the bottom fixed connection of the central hoist cable of the rotatory rope ladder of outdoor lifesaving that is located the top and the epitaxial hoist cable is on the top support of the rotatory rope ladder of outdoor lifesaving that is located the below. After adopting this kind of structure, the rotatory rope ladder of a plurality of outdoor lifesaving can carry out end to end after getting rid of top support fixing device to increase the overall length of the rotatory rope ladder group of outdoor lifesaving, enlarge the application scope of the rotatory rope ladder group of outdoor lifesaving.

In summary, the present invention has the following advantages:

1. the invention realizes that a user walks up and down in the rope ladder by arranging a circle of flexible extension sling, a flexible central sling in the center and a pedal which is fixed between the extension sling and the central sling and is spirally arranged up and down.

2. The pedals, the outward extending slings and the central slings can be folded, and the whole rotary rope ladder can be folded into a round cake structure because the fan-shaped pedals which can be spliced into a complete circle by a plurality of pedals in the overlooking direction are adopted, so that the rotary rope ladder is easy to carry and can be directly released and unfolded for use.

3. The rotary rope ladder can be arranged outdoors by anchoring on hard rocks or can be fixedly arranged on one side of a wall body by two top support fixing devices.

4. The stability of the rotary rope ladder can be improved by the reserved lock catch arranged at the bottom of the central sling and the epitaxial sling and the stable cable arranged between the epitaxial sling and the fixed wall/mountain.

5. The invention can form the outdoor lifesaving rotary soft ladder group with the required length by mutually combining, thereby leading the invention to have larger application range.

6. The pedal, the central sling, the epitaxial sling and the top support can be disassembled, pedals with the same specification can be mutually spliced and stacked so as to be easy to store and place, and the flexible central sling and the epitaxial sling can be folded and stored, so that the pedal type folding and folding combined suitcase can be stored into a smaller suitcase and can be spliced on site in a scene required to be used.

7. The outdoor lifesaving rotary flexible ladder is combined by taking the outdoor lifesaving rotary flexible ladder as the modules, so that outdoor lifesaving rotary flexible ladder groups with various lengths are formed, and the flexibility is strong.

Drawings

Fig. 1 is a perspective view of the first embodiment.

FIG. 2 is a perspective view of a central sling and an extended sling portion according to one embodiment.

FIG. 3 is a schematic top view of a step portion according to an embodiment.

FIG. 4 is a top bracket section in top plan view according to one embodiment.

FIG. 5 is a perspective view of a single tread portion of the embodiment.

FIG. 6 is a schematic top view of a single step of the present embodiment.

Fig. 7 is a perspective view of the second embodiment.

FIG. 8 is a schematic sectional view of the second step of the embodiment placed in the receiving cylinder.

Detailed Description

The present invention will be described in further detail with reference to specific embodiments.

In the attached drawings, 1 is a pedal, 2 is an epitaxial sling, 3 is a central sling, 4 is an annular frame, 5 is a central support piece, 6 is a protective frame, 7 is a traction sling, 8 is a fixed sling, 9 is a fixed ring, 10 is a counterweight device, 11 is an extending overturning bracket, 12 is a fixed hole, 14 is an accommodating barrel, 15 is a reserved lock catch, and 16 is a stable sling.

Example one

The embodiment relates to an outdoor lifesaving rotary rope ladder which specifically comprises a top support, a top support fixing device, a central sling, an extension sling and a pedal.

The top support fixing device comprises 1 fixing inhaul cable, 4 traction inhaul cables, 1 fixing ring and 1 anchoring piece. The top support comprises 1 annular frame and 1 cross-shaped central supporting piece, the annular frame on the outer side and the central supporting piece on the inner side are of an integrated structure, and the diameter of the outer side of the annular frame is 1250 mm. Wherein, the solid fixed ring of one end fixed connection anchor assembly, the other end fixedly connected with of fixed cable, the one end of 4 traction cables cup joints respectively on solid fixed ring, and the other end of 4 traction cables is fixed connection respectively on 4 connected point positions that ring frame and central support piece are connected. Wherein, fixed cable and traction cable are synthetic fiber cable, and solid fixed ring is the stainless steel becket, and the top support is high strength aluminum alloy material. The anchor piece is fixed on rock or wall and connect the fixed cable after and, and the solid fixed ring that the fixed cable is connected with 4 traction cables, and 4 traction cable adjustable length and fixed connection are on the top support for the top support can keep the level through the length that changes traction cable.

The central sling and the epitaxial sling are high-strength synthetic fiber inhaul cables, the number of the epitaxial slings is 8, the number of the central sling is 1, the epitaxial slings are vertically hung below the annular frame, the tops of the 8 epitaxial slings are uniformly distributed on the annular frame in a circumferential mode, the central sling is vertically hung below the central support, and the top of the central sling is fixed at the cross-shaped intersection of the central support. All be provided with a plurality of fixed nooses on central hoist cable and the epitaxial hoist cable, the nonrust steel hasp has been cup jointed on the fixed noose, and a plurality of fixed nooses are from last to arranging down.

The pedal is of a fan-shaped structure, a straight angle is arranged on the circle center side of the pedal, a fixing hole is formed in the straight angle on the circle center side of the pedal, and fixing holes are formed in the two sides of the circumference side of the pedal. The length of the straight angle at the circle center side of the pedal is 69mm, the side length of the two sides of the pedal is 581mm, the radius of the circular arc at the circumference side of the pedal is 600mm, and the angle of the circular arc is 45 degrees. The lock catch on the central sling is buckled on the fixed hole at the flat angle at the circle center side of the pedal at the corresponding position, two fixed holes at two sides of the circumference side of the pedal are buckled with the lock catch on the extended sling at the corresponding position respectively, and each pedal is matched with the three fixed rope sleeves and the lock catch. The two sides of the circumference of each pedal are respectively and fixedly connected to the two adjacent epitaxial slings, the different sides of the circumference of each pedal are fixedly connected to the same epitaxial sling, and the pedals are arranged between the epitaxial slings and the central sling in an up-down spiral manner and are uniformly distributed. In the overlooking direction, 8 fan-shaped pedals are spliced into a complete circular surface. The footboard is the sheet metal of high strength aluminum alloy material.

Still be provided with the protective frame in the outside of the hoist cable of extending of round, the protective frame is ring loop configuration, and the protective frame level sets up in the outside of the hoist cable of extending, and the protective frame all fixes and meets with 8 hoist cables of extending, and a plurality of protective frames set gradually under from the top, and vertical distance between two adjacent protective frames is 300 mm.

The bottom of the central sling and the bottom of the epitaxial sling are provided with reserved lock catches, and the reserved lock catches can fix the bottoms of the central sling and the epitaxial sling on the fixed position of the ground, so that the overall stability of the outdoor lifesaving rotary rope ladder is improved.

The whole outdoor lifesaving rotary rope ladder can be spliced and folded with the pedals, and forms a cake-shaped folding structure together with the top support, the flexible central sling, the extension sling, the traction cable and the fixed cable.

The application process of this embodiment is as follows: firstly, when the rope ladder is needed to be used, the folded outdoor lifesaving rotary rope ladder is unfolded; then the anchoring piece is inserted into rock or hard soil by using a tool; then the top support, the central sling, the outward sling and the pedal are thrown down to the position needing to be vertically lowered; then, adjusting the lengths of the four traction cables to enable the top support to be in a horizontal position; then an operator enters the middle pedal part through the frame hole of the top support, then treads the pedal step by step to realize downward movement, and after the operator reaches the bottom, the ground nail can penetrate through the reserved lock catch and be inserted into the ground through a tool, so that the bottoms of the central sling and the epitaxial sling are fixed on the ground; finally, the ordinary people can comfortably and stably realize the downward or upward movement through the middle pedal.

In addition to the above method of use, the present embodiment can also disassemble the central sling, the extension sling, the pedal, the top bracket, the traction cable and the fixing cable, stack them into the bag, and assemble them on site when the rope ladder is needed to be used outdoors.

Meanwhile, when the height difference of the terrain needing to be vertically dropped is large, the outdoor lifesaving rotary rope ladder can be spliced with other outdoor lifesaving rotary rope ladders, the top support fixing device is removed from the outdoor lifesaving rotary rope ladder positioned below, and then the central sling of the outdoor lifesaving rotary rope ladder positioned above and the bottom of the epitaxial sling are fixedly connected to the top support of the outdoor lifesaving rotary rope ladder positioned below. Thereby realizing the increase of the overall height of the rope ladder and improving the applicable terrain range of the outdoor lifesaving rotary rope ladder.

Example two

The embodiment relates to an outdoor lifesaving rotary rope ladder which specifically comprises a top support, a top support fixing device, a central sling, an extension sling and a pedal.

In this embodiment, the structure and the use method of the top bracket, the central sling, the outward sling, and the pedal are the same as those of the first embodiment.

The top support fixing device of this embodiment includes the counter weight device, stretches out the upset support, and the counter weight device is fixed to be set up on fixed wall body, and the counter weight device includes the balancing weight of a vertical setting, and the balancing weight is fixed to be set up in fixed wall body's inboard, and the top of balancing weight is provided with a axis of rotation, and the other end connection of axis of rotation stretches out the upset support. The extending and overturning bracket comprises three longitudinal brackets and two transverse brackets, and the three longitudinal brackets and the two transverse brackets form an integrated structure. The transverse support close to the counterweight device is connected to the rotating shaft to realize the overturning of the extending overturning support, the longitudinal support in the middle integrally extends out, and the length of the longitudinal support in the middle is greater than that of the longitudinal supports on two sides.

A containing cylinder is fixedly arranged below the stretching and overturning bracket, the lower bottom surface of the containing cylinder is a canvas door provided with a circle of explosive zippers, and 9 connecting holes are formed in the upper top surface of the containing cylinder. And 9 bolt holes are formed in the lower bottom surface of the extending overturning bracket, and the positions of the bolt holes extending out of the overturning bracket correspond to the connecting holes. The cross-shaped central supporting piece is also provided with 9 bolt holes which are uniformly distributed, and the positions of the bolt holes on the central supporting piece correspond to the connecting holes. The bolt sequentially penetrates through the bolt hole extending out of the overturning support, the connecting hole in the containing cylinder and the bolt hole in the central support piece and is fixedly connected with the corresponding nut, so that the overturning support, the containing cylinder and the annular frame are fixedly connected.

Meanwhile, a stabilizing cable is reserved at the escape window, one end of the stabilizing cable is fixedly connected to the window edge of the escape window, the other end of the stabilizing cable is fixedly connected with the epitaxial slings, and the two stabilizing cables are connected to the two epitaxial slings in circle symmetry.

The application process of the top bracket fixing device of the embodiment is as follows: firstly, fixedly installing a counterweight device of a turnover bracket on the inner side of the top of a fixed wall body, so that a rotating shaft on the top of the turnover bracket is flush with the upper end of the wall body; then, turning the extending overturning bracket of the overturning bracket to enable the extending overturning bracket to rotate to a horizontal position, wherein the accommodating cylinder is positioned below the extending overturning bracket; then, opening the explosion zipper at the bottom of the accommodating cylinder to enable the top support, the central sling, the extension sling and the pedal to fall freely, and finally forming a cylindrical rope ladder structure; and finally, connecting the stabilizing cable to the epitaxial sling corresponding to the escape window to further enhance the stability of the outdoor lifesaving rotary rope ladder.

The parts not mentioned in this embodiment are the same as those in the first embodiment.

Besides the above embodiments, the extended sling, the central sling, the traction cable, the fixed cable and the stable cable of the outdoor lifesaving rotary rope ladder can also adopt metal chain sling. Meanwhile, the number of the extension slings of the outdoor lifesaving rotary rope ladder can adopt 12, and the number of the fan-shaped pedals spliced into a complete round surface is 12. Meanwhile, the distance between the upper pedal and the lower pedal of the outdoor lifesaving rotary rope ladder between the two same extension slings can be lower than 1750 mm. The specific size of the fan-shaped pedal of the outdoor lifesaving rotary rope ladder is not limited to that the length of a straight angle at the circle center side of the pedal is 69mm, the side lengths of two sides of the pedal are 581mm, the radius of a circular arc at the circumferential side of the pedal is 600mm, and the angle of the circular arc is 45 degrees.

The above embodiments are preferred embodiments of the present invention, but the present invention is not limited to the above embodiments, and any other changes, modifications, substitutions, combinations, and simplifications which do not depart from the spirit and principle of the present invention should be construed as equivalents thereof, and all such changes, modifications, substitutions, combinations, and simplifications are intended to be included in the scope of the present invention.