CN215781071U - Automatic fire rescue device for evacuation of old building - Google Patents

Abstract

The utility model discloses an automatic fire-fighting rescue device for evacuating old buildings, which comprises an installation frame and a folding stair, wherein the folding stair is arranged in the installation frame and can be contained in the installation frame or extend out of the installation frame; the bottom of the folding stair is also provided with an automatic storage type ladder assembly, and the ladder assembly comprises a storage box body, a rotating shaft, a driving piece and a rope ladder; when the fire rescue device is unfolded, the folding stairs extend out of the mounting frame, and a rescue escape passage is formed between the rope ladder extending out of the storage box body and the folding stairs; the utility model improves the integral structural design, adopts the folding stairs as escape carriers, is matched with the automatic control of the ladder stand component, and is beneficial to saving escape time for residents through the automatic control of the fire-fighting rescue device, so as to solve the problems of emergency evacuation and escape of fire disasters of old buildings which are not subjected to escape channel reconstruction.

Description

Automatic fire rescue device for evacuation of old building

Technical Field

The utility model relates to the technical field of building fire fighting equipment, in particular to an automatic fire fighting and rescuing device for evacuating old buildings.

Background

At present, due to unreasonable structural design of a plurality of old buildings in cities, rescue evacuation and resident escape in case of fire are always difficult problems in fire fighting. Therefore, once a fire occurs, the rapid escape and self-rescue of the residents in the old building are particularly important. As the old building is not provided with a special fire-fighting safety channel, when an emergency fire occurs, residents can only choose to leave a fire scene from the ordinary stairs; if the stairs are blocked by fire or smoke, residents cannot leave the site in time and face danger. Although theoretically, residents can also escape from balconies or windows, the residents can be used as facilities such as doors and windows or balcony guardrails for escape, and the like, and face a plurality of problems in evacuation and escape, such as the ladder plates of the escape ladder formed by refitting guardrails are easy to slip when being stepped on, and the escape speed is influenced; when a fire disaster happens at night and external light is insufficient, the user can easily step on the ground to fall down, and meanwhile, if the body of a resident is uncomfortable in the escape process and needs to seek external help, the range of calling for help for transmission aloud at high altitude is limited, and physical power is consumed very much, so that the user is not favorable for calling for help in time.

In order to solve the problems, the chinese utility model patent CN202021513232.4 discloses a balcony guardrail that can be used for urgent downstairs to flee, including guardrail main part and emergency ladder, the guardrail main part includes horizontal pole, sheer pole and pin, and it has first mounting hole to open on the sheer pole, and searchlight and battery are fixed to be equipped with on the top of horizontal pole, and emergency ladder includes first bracing piece, second bracing piece and step board, and the fixed slipmat that is equipped with in surface of step board. Through using first bracing piece and second bracing piece, strengthened the intensity of whole emergency ladder, through using first couple and second couple, the user can be with the length of rope ladder extension emergency ladder to adapt to different environment, can provide the illuminating effect at the in-process of fleing through using the searchlight, through using the siren, can send out the police dispatch newspaper sound when escaping the in-process and breaking down, attract first-aid staff's attention.

However, the balcony guardrail for the emergency downstairs escape provided by the technical scheme of the utility model adopts the structural design of splicing and combining the guardrail main body and the escape ladder, so that the balcony guardrail has the disadvantages of more equipment, more parts, complex structure, complex assembly and use process, time and labor consumption, and is not beneficial to fast and effective fire escape of residents; the automatic control of the fire fighting, rescue and escape device by residents cannot be realized, the requirements of convenient and quick use, escape time saving and the like are met, and therefore, the design needs to be further improved.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Aiming at the defects of the prior art, the utility model provides an automatic fire-fighting rescue device for evacuating an old building, which simplifies the structure, combination and control mode by improving the integral structure design, adopts a folding stair as an escape carrier and is matched with a driving piece in a ladder assembly to automatically control the retraction and extension of a rope ladder, so as to realize the requirements of automatic control, convenience, flexibility and saving of rescue time for the fire-fighting rescue escape device, and is used when the fire escape is carried out on the old building which is not subjected to the escape channel modification; complicated in order to solve the structure, the assembling process is loaded down with trivial details, and is consuming time hard, is not convenient for carry out quick and effectual resident evacuation and the problem of fleing to the resident.

(II) technical scheme

In order to achieve the purpose, the utility model provides the following technical scheme:

an automatic fire rescue device for evacuating old buildings comprises a mounting frame and folding stairs, wherein the folding stairs are arranged in the mounting frame and can be stored in the mounting frame or extend out of the mounting frame; the bottom of the folding stair is also provided with an automatic-storage type ladder assembly, and the ladder assembly comprises a storage box body, a rotating shaft, a driving piece and a rope ladder; the driving piece is positioned on the side wall of the storage box body, the output end of the driving piece is rotatably connected with the rotating shaft, the rotating shaft is arranged in the storage box body, and the rope ladder is arranged on the rotating shaft; when the fire rescue device is unfolded, the folding stairs extend out of the mounting frame, and the rope ladder extends out of the storage box body and forms a rescue escape channel with the folding stairs.

Still including the slow descending mechanism of fleing, the slow descending mechanism of fleing set up in installation frame upper portion, and this slow descending mechanism of fleing is used for connecting the waist of the person of fleing, improves the security of rescue.

The escape slow-falling mechanism comprises a safety hook, a speed regulator, a slow-falling telescopic rope and a safety belt, wherein the speed regulator is arranged between the safety hook and the slow-falling telescopic rope, and the safety belt is arranged at the lower part of the slow-falling telescopic rope.

Still be provided with a set of bar handrail on the installation frame, two the bar handrail is parallel to each other be located the both sides of cat ladder subassembly.

The bar handrail includes hydro-cylinder and telescopic strut, the hydro-cylinder sets up on the lateral wall of installation frame, the piston rod of hydro-cylinder with telescopic strut fixed connection.

Folding stair include stair fixed plate, stair tread, transfer line and electric putter, the stair fixed plate set up in the installation frame, the stair tread through first articulated bearing set up in stair fixed plate lower part, the transfer line pass through second articulated bearing set up in between stair fixed plate and the stair tread, electric putter one end is passed through the third articulated bearing and is set up in the middle part of transfer line.

The stair tread includes that a plurality of step boards and symmetry set up in first transmission branch and the second transmission branch at step board both ends, first transmission branch and second transmission branch pass through fourth hinged bearing swing joint in on the step board.

The step plate is also provided with a plurality of anti-skid protrusions, and the anti-skid protrusions are distributed on the upper surface of the step plate in a rectangular array mode.

The ladder stand assembly is arranged on the lower portion of the third step plate.

The rope ladder comprises two ropes and a plurality of pedals, the two ropes are respectively arranged at two ends of the rotating shaft, and the pedals are arranged between the two ropes.

(III) advantageous effects

Compared with the prior art, the automatic fire-fighting rescue device for evacuating the old building, provided by the utility model, has the following beneficial effects:

(1) the automatic fire-fighting rescue device has the advantages that the overall structural design of the automatic fire-fighting rescue device is improved, the structure, the combination, the connection and the control mode are simplified, the folding stairs are used as escape carriers and matched with the driving pieces in the ladder stand assembly to automatically control the rope ladder, so that the automatic control, convenience and flexibility of the fire-fighting rescue escape device are realized, the rescue time is saved, and the automatic fire-fighting rescue device is mainly used when the fire escape is carried out on old buildings which are not subjected to escape channel transformation; complicated with better solution structure, the assembling process is loaded down with trivial details, and is consuming time hard, is unfavorable for the resident to carry out quick and effectual fire control sparse and flee the problem of saving oneself. Through practical tests, residents of old buildings living on 3-5 floors can escape from a fire scene, reach the next floor or reach the ground through the utility model within 3-5 minutes on average.

(2) The automatic fire-fighting rescue device for evacuating the old building, provided by the utility model, adopts the folding stairs as escape carriers, so that the automatic mechanical control of the stairs can be realized, the use and daily storage of the stairs can be facilitated, and the device is convenient and quick; the automatic retraction and extension control of the rope ladder by the driving piece in the ladder assembly arranged at the lower end of the folding stair can realize the automatic control of the fire fighting rescue escape device and save the evacuation time; specifically, the steering of the rotating shaft can be controlled through the driving piece, when residents need to use the rope ladder for fire evacuation and escape, the driving piece controls the rotating shaft to rotate in the positive direction, so that the rope ladder on the rotating shaft extends out of the storage box body, and a rescue escape channel is formed among the rope ladder, the escape outlet and the folding stairs; when need not use rope ladder to carry out fire rescue, driving piece control axis of rotation antiport for inside the storage box body was accomodate along the axis of rotation to the epaxial rope ladder of axis of rotation, had that the structure is succinct, automated control, convenient nimble, can be quick and effectual resident carries out the benefit of fire rescue.

(3) According to the automatic fire rescue device for evacuating the old building, the strip handrails are arranged on the mounting frame and are positioned on the two sides of the ladder stand component, so that the stability of a user in fire rescue and the safety of the fire rescue device are improved; specifically, the bar handrail includes hydro-cylinder and telescopic strut, and during the use, the hydro-cylinder drives the antedisplacement of piston rod drive telescopic strut to form the bar handrail in the both sides of cat ladder subassembly, the person of facilitating the use grabs and holds up, and when not using, the hydro-cylinder drives piston rod drive telescopic strut and moves backward, withdraws the installation frame both sides, has automated control, security height and convenient to use's advantage.

(4) According to the automatic fire-fighting rescue device for evacuating the old building, the folding stairs are arranged, so that the automatic control of the stairs can be realized, and the use and the storage of the stairs can be facilitated; specifically, folding stair include stair fixed plate, stair tread, transfer line and electric putter, and the folding control to folding stair is realized to the push-and-pull control of the transfer line of accessible electric putter pair, and when electric putter promoted forward, the transfer line promoted the stair tread and expandes, and when electric putter stimulates backward, the transfer line stimulates the stair tread and retrieves, and then has realized the folding control to folding stair, has the advantage that the structure is succinct, automated control, convenient nimble.

Drawings

Fig. 1 is a schematic perspective structural view of an automatic firefighting rescue apparatus according to an embodiment of the present invention;

FIG. 2 is a schematic cross-sectional view of the automatic firefighting rescue apparatus of the present embodiment when deployed;

FIG. 3 is a schematic cross-sectional view illustrating the automatic firefighting rescue apparatus according to the embodiment of the present invention;

FIG. 4 is a schematic cross-sectional view of the ladder assembly of this embodiment;

fig. 5 is a schematic perspective external structure view of the mounting frame and the strip handrail in the embodiment;

in the figure: 1. a mounting frame; 2. folding the stairs; 21. a stair fixing plate; 22. a stair tread; 221. a step plate; 2211. a first step plate; 2212. a second step plate; 2213. a third step plate; 222. a first drive strut; 223. a second drive strut; 224. anti-skid projections; 23. a transmission rod; 24. an electric push rod; 25. a first hinge bearing; 26. a second hinge bearing; 27. a third hinge bearing; 28. a fourth hinge bearing; 3. a ladder assembly; 31. a storage box body; 32. a rotating shaft; 33. a drive member; 34. a rope ladder; 341. a rope; 342. treading a pedal; 35. a rotating bearing; 4. a slow descending mechanism for escape; 41. a safety hook; 42. a speed regulator; 43. slowly descending the telescopic rope; 44. a seat belt; 5. a strip-shaped armrest; 51. an oil cylinder; 52. a telescopic strut; 53. a piston rod; 6. building exterior walls; 7. an emergency exit; 8. and (5) fixing the hook.

Detailed Description

The technical solutions of the present invention are clearly and completely described below with reference to the accompanying drawings and embodiments, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example 1

As shown in fig. 1 to 5, the automatic fire-fighting and rescue device for evacuation of old buildings provided by the embodiment is mainly used for emergency evacuation and escape self-rescue of fire in old buildings without reconstruction of escape ways. The automatic fire rescue device is arranged at an emergency outlet 7 on the existing building outer wall 6, and the emergency outlet can be an external outlet such as a balcony or a window. The emergency outlet 2 in the embodiment is a bay window outlet, and the automatic fire rescue device is fixed at the lower end of the bay window outlet; the automatic fire rescue device comprises an installation frame 1 and a folding stair 2, wherein the installation frame 1 is horizontally fixed at the lower end of the exit of the bay window, the folding stair 2 is arranged in the installation frame 1, and the folding stair 2 can be stored in the installation frame 1 or extend out of the installation frame 1; the bottom of the folding stair 2 is also provided with an automatic-storage type ladder assembly 3, and the ladder assembly 3 comprises a storage box body 31, a rotating shaft 32, a driving piece 33 and a rope ladder 34; the driving part 33 is positioned on the side wall of the storage box body 31, the output end of the driving part 33 is rotatably connected with the rotating shaft 32, the rotating shaft 32 is arranged in the storage box body 31, and the rope ladder 34 is arranged on the rotating shaft 32; when the fire rescue device is unfolded, the folding stairs 2 extend out of the installation frame 1, the rope ladder 34 extends out of the storage box body 31 and forms a rescue escape channel with the folding stairs 2, the structure and the combined connection mode of the fire rescue device are simplified, the folding stairs are used as escape carriers and are matched with driving pieces in ladder stand assemblies to automatically control the rope ladder in a retracting and releasing mode, so that the requirements of automatic control, convenience, flexibility and rescue time saving of the fire rescue escape device are met, and the fire rescue device is mainly used for escaping from old buildings without escape channel reconstruction; the current device structure of solution that can be better is complicated, and the assembling process is loaded down with trivial details, and is consuming time hard, is unfavorable for the resident to carry out quick and effectual fire control sparse and flee the problem of saving oneself. Through practical tests, residents of old buildings living in 3-5 floors can escape from a fire scene, reach the next floor or reach the ground within 3-5 minutes on average, and the escape speed is improved by more than 3 times compared with that of the existing device.

The automatic fire-fighting rescue device for evacuating the old building, provided by the utility model, adopts the folding stairs as escape carriers, so that the automatic mechanical control of the stairs can be realized, the use and the storage of the stairs can be facilitated, and the device is convenient and quick; meanwhile, the automatic retraction and extension control of the rope ladder is realized by matching with a driving piece in a ladder assembly arranged at the lower end of the folding stair, so that the automatic control of the fire fighting rescue escape device is realized, the convenience and flexibility are realized, and the rescue time is saved; specifically, the steering of the rotating shaft can be controlled through the driving piece, when fire rescue needs to be carried out by using the rope ladder, the driving piece controls the rotating shaft to rotate in the positive direction, so that the rope ladder on the rotating shaft extends out of the storage box body, and a rescue escape channel is formed between the rope ladder, the escape outlet and the folding stair; when need not use rope ladder to carry out fire rescue, driving piece control axis of rotation antiport for inside the storage box body was accomodate along the axis of rotation to the epaxial rope ladder of axis of rotation, had that the structure is succinct, automated control, convenient nimble, can be quick and effectual resident carries out the benefit of fire rescue.

Specifically, folding stair 2 includes stair fixed plate 21, stair tread 22, transfer line 23 and electric putter 24, stair fixed plate 21 set up in the installation frame 1, stair tread 22 through first hinged bearing 25 set up in stair fixed plate 21 lower part, transfer line 23 through second hinged bearing 26 set up in between stair fixed plate 21 and the stair tread 22, electric putter 24 one end through third hinged bearing 27 set up in on the middle part of transfer line 23, the other end set up in on building outer wall 6.

In this embodiment, since the foldable stairway 2 includes the stairway fixing plate 21, the stairway step 22, the transmission rod 23 and the electric push rod 24, the folding control of the foldable stairway can be realized by the push-and-pull control of the transmission rod of the electric push rod pair, when the electric push rod is pushed forward, the transmission rod pushes the stairway step to unfold, and when the electric push rod is pulled backward, the transmission rod pulls the stairway step to retract.

Specifically, the stair tread 22 includes a plurality of step plates 221, and a first transmission support rod 222 and a second transmission support rod 223 symmetrically disposed at two ends of the step plates, and the first transmission support rod 222 and the second transmission support rod 223 are movably connected to the step plates 221 through a fourth hinge bearing 28.

In this embodiment, the plurality of first transmission support rods 222 and the plurality of second transmission support rods 223 are arranged, wherein the first transmission support rods 222 and the second transmission support rods 223 are parallel to each other and rotatably connected with the step plate 121 through the fourth hinge bearing 28, so that the step plate 221 can be effectively retracted and extended along with the pushing and pulling of the electric push rod 24, and the automatic retraction and extension of the stair tread 12 is realized.

Specifically, a plurality of anti-skid protrusions 224 are further disposed on the step plate 221, and the anti-skid protrusions 224 are distributed on the upper surface of the step plate 221 in a rectangular array; the step plate 221 is provided with three blocks, which respectively include a first step plate 2211, a second step plate 2212 and a third step plate 2213, and the ladder assembly 3 is disposed at the lower portion of the third step plate 2213.

In this embodiment, a plurality of anti-slip protrusions 224 are fixed on the step plate 221, wherein the anti-slip protrusions 224 are arranged in a hemispherical shape and distributed on the upper surface of the step plate 221 in a rectangular array; the friction coefficient of the surface of the step plate 221 is effectively improved, the slipping accident of the step plate 221 when a user tramples is solved, and the stability of the step plate 421 in use is ensured.

Specifically, the rope ladder 34 includes two ropes 341 and a plurality of pedals 342, the two ropes are respectively disposed at two ends of the rotating shaft 32, and the plurality of pedals 342 are disposed between the two ropes 341.

In this embodiment, the pedals 342 are parallel to each other and fixed between the two ropes 341, and the two ropes 341 are fixed to both ends of the rotating shaft 32, so that the rope ladder 34 can be retracted and extended along with the rotation of the rotating shaft 32, which is convenient and fast.

Example 2

The automatic fire rescue device for evacuating old building provided by the embodiment is basically the same as the embodiment 1, and the difference is that: still including the slow descending mechanism 4 of fleing, the slow descending mechanism 4 of fleing set up in install 1 upper portion of frame, and this slow descending mechanism 4 of fleing is used for connecting the waist of the person of fleing, improves the security of rescue. The escape slow-descending mechanism 4 comprises a safety hook 41, a speed regulator 42, a slow-descending telescopic rope 43 and a safety belt 44, wherein the speed regulator 42 is arranged between the safety hook 41 and the slow-descending telescopic rope 43, and the safety belt 44 is arranged at the lower part of the slow-descending telescopic rope 43.

The advantage of this embodiment is that, when a fire disaster occurs and the escape is escaped, the escape slow-descending mechanism 4 is fixed on the fixed hook 8 on the building outer wall 6 through the safety hook 41, and then the safety belt 44 is fixed on the waist of the escaper, so that the escaper can escape along the rescue escape passage formed between the rope ladder 34 and the folding stair 2 more stably and safely during the escape process. When not in use, the safety hook 41 is taken down to store the escape slow-falling mechanism 4 in a room, and the escape slow-falling mechanism has the advantages of flexible use, high safety performance and strong stability.

Example 3

The automatic fire rescue device for evacuating old building provided by the embodiment is basically the same as the embodiment 1, and the difference is that: still be provided with a set of bar handrail 5 on the installation frame 1, two the mutual parallel of bar handrail 5 is located the both sides of cat ladder subassembly 2, bar handrail 5 includes hydro-cylinder 51 and telescopic support pole 52, hydro-cylinder 51 sets up on the lateral wall of installation frame 1, hydro-cylinder 51's piston rod 53 with telescopic support pole 52 fixed connection.

The advantage of this embodiment is that through the bar-shaped handrails arranged on the mounting frame, and the handrails are positioned at both sides of the ladder stand component, the stability of the user in the fire rescue and the safety of the fire rescue device are improved; specifically, the bar handrail includes hydro-cylinder and telescopic strut, and during the use, the hydro-cylinder drives the antedisplacement of piston rod drive telescopic strut to form the bar handrail in the both sides of cat ladder subassembly, the person of facilitating the use grabs and holds up, and when not using, the hydro-cylinder drives piston rod drive telescopic strut and moves backward, withdraws the installation frame both sides, has automated control, security height and convenient to use's advantage.

In summary, the automatic fire rescue device for evacuating old buildings provided by the utility model adopts the folding stairs as escape carriers by simplifying the structure and the combined connection mode, and is matched with the driving piece in the ladder stand component to automatically control the retraction and extension of the rope ladder, so as to realize the requirements of automatic control, convenience, flexibility and saving of rescue time for the fire rescue escape device, and is mainly used when the fire escape is carried out on old buildings which are not subjected to escape channel modification; complicated in order to solve the structure, the assembling process is loaded down with trivial details, and is consuming time hard, is not convenient for carry out quick and effectual fire rescue problem to the resident.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (10)

1. The utility model provides an automatic formula fire rescue device for old building is sparse which characterized in that: the folding stair (2) is arranged in the installation frame (1), and the folding stair (2) can be stored in the installation frame (1) or extend out of the installation frame (1); the bottom of the folding stair (2) is also provided with an automatic-storage type ladder stand component (3), and the ladder stand component (3) comprises a storage box body (31), a rotating shaft (32), a driving piece (33) and a rope ladder (34); the driving part (33) is positioned on the side wall of the storage box body (31), the output end of the driving part (33) is rotatably connected with the rotating shaft (32), the rotating shaft (32) is arranged in the storage box body (31), and the rope ladder (34) is arranged on the rotating shaft (32); when the fire rescue device is unfolded, the folding stairs (2) extend out of the mounting frame (1), and the rope ladder (34) extends out of the storage box body (31) and forms a rescue escape channel with the folding stairs (2).

2. An automatic fire rescue apparatus for evacuation of an old building as claimed in claim 1, wherein: still including flee slow descending mechanism (4), flee slow descending mechanism (4) set up in installation frame (1) upper portion, and should flee slow descending mechanism (4) are used for connecting the waist of fleeing the person, improve the security of rescue.

3. An automatic fire rescue apparatus for evacuation of an old building as claimed in claim 2, wherein: escape slow descending mechanism (4) include safety hook (41), speed regulator (42), slowly descend flexible rope (43) and safety belt (44), speed regulator (42) set up in safety hook (41) slowly descend between flexible rope (43), safety belt (44) set up in slowly descend flexible rope (43) lower part.

4. An automatic fire rescue apparatus for evacuation of an old building as claimed in claim 1, wherein: still be provided with a set of bar handrail (5) on installation frame (1), two bar handrail (5) are parallel to each other be located the both sides of cat ladder subassembly (3).

5. An automatic fire rescue apparatus for evacuation of an old building as claimed in claim 4, wherein: the bar handrail (5) include hydro-cylinder (51) and telescopic strut (52), hydro-cylinder (51) set up on the lateral wall of installation frame (1), the piston rod (53) of hydro-cylinder (51) with telescopic strut (52) fixed connection.

6. An automatic fire rescue apparatus for evacuation of an old building as claimed in claim 1, wherein: folding stair (2) include stair fixed plate (21), stair tread (22), transfer line (23) and electric putter (24), stair fixed plate (21) set up in installation frame (1), stair tread (22) through first articulated bearing set up in stair fixed plate (21) lower part, transfer line (23) through second articulated bearing set up in between stair fixed plate (21) and stair tread (22), electric putter (24) one end through third articulated bearing set up in the middle part of transfer line (23).

7. An automatic fire rescue apparatus for evacuating old buildings as claimed in claim 6, wherein: stair tread (22) include a plurality of step boards (221) and the symmetry set up in first transmission branch (222) and second transmission branch (223) at step board both ends, first transmission branch (222) and second transmission branch (223) through fourth hinge bearing swing joint in on step board (221).

8. An automatic fire rescue apparatus for evacuating old buildings as claimed in claim 7, wherein: the anti-skid plate is characterized in that a plurality of anti-skid protrusions (224) are further arranged on the step plate (221), and the anti-skid protrusions (224) are distributed on the upper surface of the step plate (221) in a rectangular array mode.

9. An automatic firefighting rescue apparatus for evacuation of an old building according to claim 7 or 8, characterized in that: the step plate (221) is provided with three blocks which respectively comprise a first step plate (2211), a second step plate (2212) and a third step plate (2213), and the ladder stand component (3) is arranged on the lower portion of the third step plate (2213).

10. An automatic fire rescue apparatus for evacuation of an old building as claimed in claim 1, wherein: the rope ladder (34) comprises two ropes (341) and a plurality of pedals (342), the two ropes are respectively arranged at two ends of the rotating shaft (32), and the pedals (342) are arranged between the two ropes (341).

Images