CN213296938U

CN213296938U - Outdoor escape ladder

Info

Publication number: CN213296938U
Application number: CN202021798668.2U
Authority: CN
Inventors: 孟中良
Original assignee: Wuxi Kdm Machinery Technology Co ltd
Current assignee: Wuxi Kdm Machinery Technology Co ltd
Priority date: 2020-08-25
Filing date: 2020-08-25
Publication date: 2021-05-28
Anticipated expiration: 2030-08-25

Abstract

The utility model discloses an outdoor emergency ladder, including the building, building one side is provided with the fire door respectively, is provided with the staircase in the fire door respectively, and soldering and guardrail fixed connection are passed through respectively at first ladder, second ladder, first rest platform and second rest platform border. This outdoor emergency ladder, improve protective capacities through seting up the twice and prevent fire door, and the twice prevent that fire door's opening direction is unanimous with evacuation direction, improve outdoor emergency ladder's security, the distance is shorter between two end openings of every layer of stair, when taking place the fire incident, personnel in the building can spend shorter time from one end opening of a lower building arrival another end opening of a lower building, valuable evacuation time of fleing has been increased, floor personnel's the chance of fleing has been strengthened, better safety guarantee is provided, first ladder and second ladder intercrossing and mutual isolation, form two different fire prevention subregion, the safety of fleing is improved, the building area rate of utilization has been improved simultaneously.

Description

Outdoor escape ladder

Technical Field

The utility model relates to an emergency ladder technical field specifically is an outdoor emergency ladder.

Background

An escape ladder is also called as a fire ladder, which is a building facility used as an escape passage during fire, various national fire control laws are provided with regulations and are arranged in the examination items of fire licenses of buildings, the escape ladder is usually different from main daily stairs and is arranged as the characteristic of a second passage, a plurality of early buildings are arranged outside the buildings in the form of welded iron frames in the United states, on one hand, the structural burden of the buildings is not formed, on the other hand, the buildings are arranged outdoors without occupying indoor space, on the other hand, the chimney effect can be avoided when the fire escapes from the outside, on the other hand, most of the existing outdoor escape ladders are only provided with a fireproof door, the protection capability is poor, psychological high-altitude terrorist is easy to cause, the crowding of people and the possibility of falling from high altitude are caused, the safety is not very high, and only one escape passage is easy to cause the crowding, in view of these disadvantages, it is necessary to design an outdoor escape ladder.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an outdoor escape ladder, improve protective capability through setting up two fire-proof doors, and the opening direction of two fire-proof doors is unanimous with evacuation direction, improve the security of outdoor escape ladder, the distance between two end openings of each floor of stair is shorter, when taking place the safe fire incident, personnel in the building can spend shorter time from one end opening of the floor to another end opening of the floor, increase the valuable evacuation time of fleing, increase the chance of fleing of the personnel of floor, provide better safety guarantee, first ladder and second ladder are intercrossed and isolated each other, form two different fire zones, improve the security of fleing, improved the building area rate of utilization simultaneously, first ladder and second ladder are the single run ladder section between each floor of the floor, the inner diameter width of the single run ladder section is 0.8m-1m, make full use of floor height, set up two stairs of fleing with the one deck, the personnel can spend shorter time sparse in the building, floor personnel's the chance of fleing has been increaseed, fine safety guarantee is provided, and public staircase area has effectively been reduced, it is wide to reduce the staircase face, the bearing capacity of floor does not reduce, it is extravagant to have reduced unnecessary land area, construction cost is reduced, the mount passes through inflation screw and building fixed connection, the fixed area of ladder and building has been increased, it is more firm to make the ladder of fleing connect, the bearing capacity is bigger, it is safer, can solve the problem among the prior art.

In order to achieve the above object, the utility model provides a following technical scheme:

an outdoor escape ladder comprises a building, wherein fire doors are respectively arranged on one side of the building, escape ladders are respectively arranged on the outer sides of the fire doors, staircases are respectively arranged in the fire doors, and the inner sides of the staircases are connected with front room fire doors through hinges in an opening and closing manner;

the escape ladder comprises a first ladder, a second ladder, a first rest platform, a second rest platform and guardrails, wherein the first ladder is fixedly connected with the first rest platform respectively;

the two ends of the first rest platform and the two ends of the second rest platform are fixedly connected with the fixing frame through tin soldering respectively, and the fixing frame is fixedly connected with a building through expansion screws.

Preferably, the upper surfaces of the first rest platform and the second rest platform are respectively 3cm-5cm away from the lower side edge of the fire door.

Preferably, the first ladder and the second ladder are mutually crossed and isolated, and the ladder sections of the first ladder and the second ladder between each floor are single-running ladder sections.

Preferably, the fire-fighting doors and the escape ladder form a smoke-proof staircase respectively.

Preferably, the guardrail comprises a cross rod and a vertical rod which are welded respectively, a shaft sleeve is sleeved outside the vertical rod and movably connected with the side rod through the shaft sleeve, and one side of the shaft sleeve is fixedly connected with the vertical rod through a bolt.

Compared with the prior art, the beneficial effects of the utility model are as follows:

the outdoor escape ladder is characterized in that fire doors are respectively arranged at the left end and the right end of one side of a building, the fire doors and the escape ladder respectively form smoke-proof staircases, the staircases in the fire doors are positively pressurized to supply air through pipelines, the inner sides of the staircases are connected with front-room fire doors through hinges in an opening-closing manner, the protective capability is improved by arranging two fireproof doors, the opening direction of the two fireproof doors is consistent with the evacuation direction, the safety of the outdoor escape ladder is improved, the distance between two lower openings of each layer of stairs is shorter, when a safety fire accident happens, people in the building can reach the other lower ladder opening from one lower ladder opening in a shorter time, the precious evacuation escape time is increased, the escape chances of the people on the floors are increased, better safety guarantee is provided, the height of the upper surfaces of a first rest platform and a second rest platform is respectively 3cm-5cm away from the lower side edges of the fire doors, the fire door is convenient to open and close, the escape personnel can not generate panic due to large height difference, the first ladder and the second ladder are mutually crossed and isolated to form two different fireproof subareas, the escape safety is improved, the building area utilization rate is improved, the first ladder and the second ladder are single-run ladder sections between every two floors, the inner diameter width of the single-run ladder section is 0.8-1 m, the height between the floors is fully utilized, two escape stairs are arranged on the same floor, the personnel in the building can be evacuated in shorter time, the escape chances of the personnel in the floors are increased, good safety guarantee is provided, the area of a public stair is effectively reduced, the width of the stair section is reduced, the bearing capacity of the floors is not reduced, unnecessary land area waste is reduced, the building cost is reduced, the guardrail is formed by respectively welding the cross rod and the vertical rod, the shaft sleeve is sleeved outside the vertical rod, the safety guardrail comprises a side rod, a shaft sleeve, a bolt, a vertical rod, a first rest platform, a second rest platform, a fixing frame and a fixing frame, wherein the shaft sleeve is movably connected with the side rod, one side of the shaft sleeve is fixedly connected with the vertical rod through the bolt, the height of the side rod can be adjusted through adjusting the shaft sleeve and is fixed with the side rod through the bolt, the use safety of the guardrail is improved, the escape ladder is prevented from falling from the escape ladder in the escape process, two ends of the first rest platform and two ends of the second rest platform are fixedly connected with the fixing frame through soldering, the fixing frame is fixedly connected with a building through expansion screws, the fixing area of.

Drawings

FIG. 1 is a side view of the overall structure of the present invention;

FIG. 2 is a schematic view of the escape ladder of the present invention;

FIG. 3 is a sectional view of the overall structure of the present invention;

fig. 4 is a partial structural sectional view of the present invention.

In the figure: 1. building a building; 2. a fire door; 3. an escape ladder; 4. a first step; 5. a second step; 6. a first resting platform; 7. a second resting platform; 8. a guardrail; 9. a staircase; 10. a front room fire door; 11. a fixing frame.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, an outdoor escape ladder comprises a building 1, a fire door 2 is respectively arranged at one side of the building 1, an escape ladder 3 is respectively arranged at the outer side of the fire door 2, the fire door 2 and the escape ladder 3 form a smoke-proof stairway, a stairway 9 is respectively arranged in the fire door 2, a pipeline is arranged in the stairway 9 and supplies air by positive pressure, the inner side of the stairway 9 is connected with a front-room fire door 10 by a hinge in an opening and closing manner, the protection capability is improved by arranging two fire doors, the opening direction of the two fire doors is consistent with the evacuation direction, the safety of the outdoor escape ladder 3 is improved, the distance between two lower exits of each floor of the stairway is shorter, when a fire accident occurs, personnel in the building can spend shorter time to reach another lower exit from one lower exit, the precious evacuation escape time is increased, and the escape opportunity of the personnel in the floor is increased, provides better safety guarantee, the escape ladder 3 comprises a first ladder 4, a second ladder 5, a first rest platform 6, a second rest platform 7 and guardrails 8, the first ladder 4 is respectively and fixedly connected with the first rest platform 6, the upper surface heights of the first rest platform 6 and the second rest platform 7 are respectively and fixedly connected with the lower side edge of the fire door 2 at a height distance of 3cm-5cm, the opening and closing of the fire door 2 are facilitated, evacuees cannot generate panic due to large height difference, the second ladder 5 is respectively and fixedly connected with the second rest platform 7, the first ladder 4 and the second ladder 5 are mutually crossed and isolated to form two different fire partitions, the escape safety is improved, the building area utilization rate is improved, the ladder section between each floor of the first ladder 4 and the second ladder 5 is a single ladder section, the inner diameter width of the single ladder section is 0.8m-1m, the first step 4, the second step 5, the first rest platform 6 and the second rest platform 7 are fixedly connected with the guardrail 8 through tin soldering respectively, one side of the first rest platform 6 and one side of the second rest platform 7 are fixedly connected with the fire door 2 respectively, the height between floors is fully utilized, two escape stairs are arranged on the same floor, people in the buildings can be evacuated in a shorter time, the escape chance of the people on the floors is increased, good safety guarantee is provided, the area of a public staircase 9 is effectively reduced, the width of the staircase 9 is reduced, the bearing capacity of the floors is not reduced, unnecessary land area waste is reduced, the construction cost is reduced, the guardrail 8 is formed by welding a transverse rod and a vertical rod respectively, a shaft sleeve is sleeved outside the vertical rod and is movably connected with the side rod through the shaft sleeve, one side of the shaft sleeve is fixedly connected with the vertical rod through a bolt, the height of the side rod can be adjusted through the shaft sleeve, the safety of the guardrail 8 is improved by fixing the guardrail with the side rods through bolts, so that the guardrail can prevent the escape ladder from falling off in the escape process, the two ends of the first rest platform 6 and the second rest platform 7 are fixedly connected with the fixing frame 11 through tin soldering respectively, the fixing frame 11 is fixedly connected with the building 1 through expansion screws, the fixing area of the escape ladder 3 and the building 1 is increased, and the escape ladder 3 is more firmly connected, has higher bearing capacity and is safer.

In conclusion, according to the outdoor escape ladder, the left end and the right end of one side of a building 1 are respectively provided with a fire door 2, the fire door 2 and the escape ladder 3 respectively form a smoke-proof staircase, a staircase 9 in the fire door 2 is used for positive pressure air supply through a pipeline, the inner side of the staircase 9 is connected with a front room fire door 10 through a hinge in an opening and closing way, the protection capability is improved by arranging two fireproof doors, the opening direction of the two fireproof doors is consistent with the evacuation direction, the safety of the outdoor escape ladder 3 is improved, the distance between two lower openings of each layer of stairs is shorter, when a safety fire accident happens, personnel in the building can reach another lower ladder opening from one lower ladder opening in a shorter time, the precious evacuation time is increased, the escape chances of the personnel on the floors are increased, better safety guarantee is provided, the height distance between the upper surfaces of a first rest platform 6 and a second rest platform 7 and the lower side edge of the fire door 2 is 3cm-5cm respectively, the fire door 2 is convenient to open and close, the escape personnel can not generate panic due to large height difference, the first ladder 4 and the second ladder 5 are mutually crossed and isolated to form two different fire zones, the escape safety is improved, the building area utilization rate is improved, the first ladder 4 and the second ladder 5 are single-running ladder sections between each floor, the inner diameter width of the single-running ladder section is 0.8-1 m, the height between the floors is fully utilized, two escape stairs are arranged on the same floor, the personnel in the floor can be evacuated in shorter time, the escape opportunity of the personnel on the floor is increased, good safety guarantee is provided, the area of a public staircase 9 is effectively reduced, the surface width of the staircase 9 is reduced, the bearing capacity of the floor is not reduced, unnecessary land area waste is reduced, the building cost is reduced, the guardrail 8 is formed by respectively welding a cross rod and a vertical rod, the vertical rod is sleeved with the shaft sleeve, the shaft sleeve is movably connected with the side rod through the shaft sleeve, one side of the shaft sleeve is fixedly connected with the vertical rod through the bolt, the height of the side rod can be adjusted through adjusting the shaft sleeve, the side rod is fixed through the bolt and the side rod, the use safety of the guardrail 8 is improved, the escape ladder is prevented from falling off in the escape process, two ends of the first rest platform 6 and two ends of the second rest platform 7 are fixedly connected with the fixing frame 11 through soldering respectively, the fixing frame 11 is fixedly connected with the building 1 through expansion screws, the fixing area of the escape ladder 3 and the building 1 is increased, the escape ladder 3 is connected more firmly, the bearing capacity is larger, and the safety is higher.

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.

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 invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. An outdoor escape ladder, comprising a building (1), characterized in that: fire doors (2) are respectively arranged on one side of the building (1), escape ladders (3) are respectively arranged on the outer sides of the fire doors (2), staircases (9) are respectively arranged in the fire doors (2), and the inner sides of the staircases (9) are connected with the front room fire doors (10) in an opening and closing manner through hinges;

the escape ladder (3) is composed of a first ladder (4), a second ladder (5), a first rest platform (6), a second rest platform (7) and guardrails (8), wherein the first ladder (4) is fixedly connected with the first rest platform (6) respectively, the second ladder (5) is fixedly connected with the second rest platform (7) respectively, the edges of the first ladder (4), the second ladder (5), the first rest platform (6) and the second rest platform (7) are fixedly connected with the guardrails (8) respectively through soldering, and one sides of the first rest platform (6) and the second rest platform (7) are fixedly connected with the fire door (2) respectively;

the two ends of the first rest platform (6) and the second rest platform (7) are fixedly connected with the fixing frame (11) through tin soldering respectively, and the fixing frame (11) is fixedly connected with the building (1) through expansion screws.

2. An outdoor escape ladder as claimed in claim 1, wherein: the upper surface heights of the first rest platform (6) and the second rest platform (7) are respectively 3cm-5cm away from the lower side edge of the fire door (2).

3. An outdoor escape ladder as claimed in claim 1, wherein: the first ladder (4) and the second ladder (5) are mutually crossed and isolated, and the ladder sections of the first ladder (4) and the second ladder (5) between every two floors are single-running ladder sections.

4. An outdoor escape ladder as claimed in claim 1, wherein: the fire-fighting door (2) and the escape ladder (3) form a smoke-proof staircase respectively.

5. An outdoor escape ladder as claimed in claim 1, wherein: the guardrail (8) is formed by welding a cross rod and a vertical rod respectively, a shaft sleeve is sleeved outside the vertical rod and movably connected with the side rod through the shaft sleeve, and one side of the shaft sleeve is fixedly connected with the vertical rod through a bolt.