CN211949405U

CN211949405U - Combined design structure of basement air shaft staircase

Info

Publication number: CN211949405U
Application number: CN202020430237.4U
Authority: CN
Inventors: 张瑞丽
Original assignee: Shenzhen Fangjia Architecture Design Co ltd
Current assignee: Shenzhen Fangjia Architecture Design Co ltd
Priority date: 2020-03-27
Filing date: 2020-03-27
Publication date: 2020-11-17
Anticipated expiration: 2030-03-27

Abstract

The utility model relates to a combined design structure of a basement air shaft staircase, which comprises a basement, a staircase and an air shaft, wherein the staircase is arranged in the basement and is communicated with the outside, the air shaft is adjacent to the staircase, the upper end of the air shaft is communicated with the outside, the lower end of the air shaft is communicated with the basement, and an escape door for communicating the staircase and the air shaft is arranged on the wall of one side of the staircase, which is close to the air shaft; the air shaft is provided with a stopping platform at the escape door; the side wall of the air shaft close to one side of the stopping platform is provided with a ladder stand, and the upper end of the ladder stand extends to the air outlet on the side wall of the air shaft. The utility model discloses have and to let the air shaft as escape way, supplementary stair department evacuate fast the effect of crowd in the basement, increase air shaft usage.

Description

Combined design structure of basement air shaft staircase

Technical Field

The utility model belongs to the technical field of building engineering's technique and specifically relates to a combined design structure of basement ventilating shaft stairwell is related to.

Background

The basement air shaft is mainly used for ventilating the basement, so that the basement keeps a good ventilating environment.

The existing air shaft is often arranged at one position with the stairs leading to the underground, and the underground stairs are communicated with the air shaft to form the circulation of wind power, so that the effects of guiding wind into the underground chamber and exhausting wind out of the basement are improved.

However, the air shaft is only used for guiding or exhausting air, has a single function, does not play a larger role, and therefore needs to be improved.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, one of the purposes of the utility model is to provide a combination design structure of basement ventilating shaft stairwell, it has the effect that can let the ventilating shaft as escape way, supplementary stair department evacuate crowd, increase the ventilating shaft usage in the basement fast.

The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme:

a combined design structure of an air shaft stair room of a basement comprises the basement, the stair room which is arranged in the basement and communicated with the outside, and an air shaft which is adjacent to the stair room, wherein the upper end of the air shaft is communicated with the outside, the lower end of the air shaft is communicated with the basement, and an escape door for communicating the stair room with the air shaft is arranged on the wall of one side of the stair room, which is close to the air shaft; the air shaft is provided with a stopping platform at the escape door; the side wall of the air shaft close to one side of the stopping platform is provided with a ladder stand, and the upper end of the ladder stand extends to the air outlet on the side wall of the air shaft.

By adopting the technical scheme, the escape door is arranged, so that people in the staircase can enter the air shaft from the escape door; the arrangement of the stopping platform enables people entering the air shaft to stop for a short time on the stopping platform so as to conveniently climb up the crawling ladder at the position, and meanwhile, when the lower end of the air shaft extends downwards to form a space, the escaping people are not easy to fall downwards; the setting of cat ladder for the people who enters into the wind-powered pit can climb to air outlet department along the cat ladder, later come out from air outlet department, in order to reach the purpose of fleing, compare in current wind-powered pit, this kind of wind-powered pit can regard as escape route to use, the personnel of fleing can outwards flee from the wind-powered pit department in stairwell department, especially when the condition of blocking up appears in the stairwell, the evacuation pressure of alleviating stairwell department that this kind of design can be fine, the crowd of evacuation basement and stairwell department with higher speed.

The utility model discloses can further configure to in a preferred example, stop the platform with the blast pit is kept away from and is provided with the clearance between the platform one side lateral wall that stops to stop platform edge is provided with the rail.

By adopting the technical scheme, the stay platform is not easy to block air which flows downwards from the upper part of the air shaft due to the arrangement of the gap, so that the part of the air shaft below the stay platform can play the roles of guiding and exhausting air; the arrangement of the fence enables people on the stopping platform to be more difficult to fall off and stop the platform, and the escape safety is improved.

The utility model can be further configured in a preferred example that a window frame is arranged at the air outlet, a first ventilating window is movably arranged in the window frame, and one end of the first ventilating window is hinged with the window frame; an inner opening assembly used for limiting the first ventilating window to rotate around the hinge joint is arranged at one end, away from the hinge joint, of the first ventilating window.

By adopting the technical scheme, the arrangement of the window frame is convenient for the installation of the first ventilating window, and the first ventilating window is also convenient for being hinged at the position, so that the first ventilating window is convenient to open; the arrangement of the first ventilation window ensures that sundries with larger volume are not easy to enter the air outlet and is beneficial to keeping the ventilation state; the setting of interior opening component, on the one hand to the opening and close of first ventilation window control for first ventilation window is difficult for being opened from the external world at will, in order to prevent that this escape way is blockked up, and on the other hand because interior opening component can only be followed the inside opening of wind-powered pit, helps keeping escape way's unblocked, promotes the security of fleing.

The present invention may be further configured in a preferred embodiment, wherein the inner opening assembly comprises: one end of the connecting rod is hinged with one end of the first ventilating window, which is far away from the hinged part of the first ventilating window, and the other end of the connecting rod is connected with the fixing piece; the fixing piece is U-shaped, the fixing piece is fixedly arranged on the window frame, the opening faces the direction far away from the window frame, and one end, far away from the first ventilation window, of the connecting rod is located in the opening of the fixing piece; the bolt passes through the fixing piece and the connecting rod.

By adopting the technical scheme, the arrangement of the connecting rod is beneficial to connecting one end, far away from the self hinge, of the first ventilating window with the window frame; the setting of mounting and bolt for the connecting rod is kept away from the one end of self articulated department and is fixed, and first louver also is difficult for taking place again around the pivoted condition of self articulated department this moment, has played the effect of closing first louver.

The utility model discloses can further configure to in a preferred example, interior subassembly upper cover of opening is equipped with the protecting crust, and the protecting crust is close to first ventilation window and is articulated with first ventilation window with window frame articulated department one end.

Through adopting above-mentioned technical scheme, the setting of protecting crust for interior subassembly of opening is difficult for being touched at will from the external world, can be to a certain extent effectual in preventing to open the subassembly and be opened from the external world by the people, because the protecting crust is close to first ventilation window and window frame hinge department one end and is articulated with first ventilation window, makes the protecting crust be difficult for more opening from the external world and will open the subassembly and expose in.

The utility model discloses can further configure to in a preferred example, the window frame is close to external one side fixed and is provided with and keeps off the frame, keep off the frame with first ventilation window forms and separates the fender.

Through adopting above-mentioned technical scheme, the setting of keeping off the frame for outside opening is difficult more for first ventilation window, and debris are also difficult for entering into the air shaft through air outlet from the external world yet, help keeping the unblocked of passway for escaping.

The utility model discloses can further configure to in a preferred example, the emergency exits to one side is opened in the blast shaft inside.

Through adopting above-mentioned technical scheme, the emergency exits is opened to the inside one side of wind well for the emergency exits is opened more easily when the stairwell is more crowded, helps going on smoothly of fleing.

The utility model discloses can further configure to in a preferred example, be provided with the second ventilation window on the emergency exits.

Through adopting above-mentioned technical scheme, the setting of second ventilation window helps staircase and ventilating shaft to carry out the interaction of air current, promotes the effect of ventilation.

To sum up, the utility model discloses a following at least one useful technological effect:

the escape door and the ladder stand are arranged, so that people in the stairwell can climb out from the air shaft to escape, the purpose of escaping is achieved, the design mode not only increases the application of the air shaft, but also can reduce the evacuation pressure in the stairwell, and particularly when congestion occurs in the stairwell, an escape passage is added for escape personnel, and the evacuation effect is improved;

the arrangement of the gap ensures that the stopping platform is not easy to block air which flows downwards from the upper part of the air shaft, so that the part of the air shaft below the stopping platform can play the roles of guiding and exhausting air; the arrangement of the fence enables people on the stopping platform to be more difficult to fall off and stop the platform, and the escape safety is improved.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is a partially enlarged schematic view of a portion a in fig. 1.

In the figure, 1, basement; 2. a staircase; 3. an air shaft; 31. an escape door; 311. a second louver; 32. a stopping platform; 321. a fence; 33. climbing a ladder; 34. an air outlet; 341. a window frame; 342. a first louver; 4. an inner opening assembly; 41. a connecting rod; 42. a fixing member; 43. a bolt; 5. a protective shell; 6. and a blocking frame.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Referring to fig. 1 and 2, in order to provide a combined design structure of a basement air shaft staircase, the combined design structure comprises a basement 1, a staircase 2 which is arranged in the basement 1 and is communicated with the outside, and an air shaft 3 which is adjacent to the staircase 2, wherein the upper end of the air shaft 3 is communicated with the outside, and the lower end of the air shaft 3 is communicated with the basement 1; an escape door 31 for communicating the staircase 2 and the air shaft 3 is arranged on the wall of the staircase 2 close to the air shaft 3; the air shaft 3 is provided with a stopping platform 32 at the escape door 31; a ladder 33 is arranged on the side wall of the air shaft 3 close to one side of the stopping platform 32, the upper end of the ladder 33 extends to the position where the upper end of the air shaft 3 is positioned at an air outlet 34 on the side wall, the lowest end of the ladder 33 extends to the position 20cm to 40cm above the upper surface of the stopping platform 32, which can be 20cm, 25cm, 30cm, 35cm or 40cm, and in the embodiment, the lowest end of the ladder 33 extends to the position 30cm above the upper surface of the stopping platform 32.

Referring to fig. 1 and 2, the air shaft 3 is in a cuboid shape, the end part of the upper end of the air shaft 3 is closed, the air outlet 34 is located on the side wall of the upper end of the air shaft 3, in this embodiment, four air outlets 34 are provided, one air outlet is respectively arranged on four vertical side surfaces of the air shaft 3, and the section of each air outlet 34 is rectangular.

Referring to fig. 1 and 2, a window frame 341 is fixed at the air outlet 34 by bolts, and the window frame 341 is square and made of stainless steel; a first ventilating window 342 is movably arranged in the window frame 341, the first ventilating window 342 is a shutter, and the upper end of the first ventilating window 342 is hinged with the upper end of the window frame 341; the first ventilation window 342 is arranged, so that the air inlet purpose at the air outlet 34 can be achieved, and external impurities can be effectively prevented from entering the air shaft 3 at will; the end, far away from self articulated department, of first ventilation window 342 is provided with interior subassembly 4 that opens that is used for restricting first ventilation window 342 around self articulated department pivoted, and the setting of interior subassembly 4 that opens for first ventilation window 342 is difficult more opened from the external world, can prevent to a certain extent that the people who is in the external world from using air shaft 3 as a rubbish station, helps keeping the unblocked of passageway of fleing in this department.

Referring to fig. 1 and 2, the inner opening assembly 4 includes: the connecting rod 41 is in a cuboid shape and is made of stainless steel, one end of the connecting rod 41 is hinged with one end, away from the hinged part of the first ventilation window 342, and the other end of the connecting rod 41 is connected with the fixing piece 42; the fixing member 42 is U-shaped and made of stainless steel, the fixing member 42 is fixed on the window frame 341 through a bolt, the opening faces the direction far away from the window frame 341, and one end of the connecting rod 41 far away from the first ventilation window 342 is located in the opening of the fixing member 42; the insertion pin 43 is cylindrical and made of stainless steel, and the insertion pin 43 penetrates the fixing member 42 and the connection rod 41, thereby stably connecting the fixing member 42 and the connection rod 41.

Referring to fig. 1 and 2, the first ventilation window 342 is also locked by the inner opening assembly 4 and cannot be opened; when the evacuee climbs to the air outlet 34, the plug 43 may be directly pulled out by hand to separate the connecting rod 41 from the fixing member 42, and then the first ventilation window 342 may be pulled open to come out from the air outlet 34.

Referring to fig. 1 and 2, the internal opening assembly 4 is covered with a protective shell 5, one end of the protective shell 5, which is close to the first ventilation window 342 and is hinged to the window frame 341, is hinged to the first ventilation window 342, so that the protective shell 5 can only be turned up from the bottom, and at the moment, the protective shell 5 is not easily to be turned off by an external person from the outside of the first ventilation window 342, and even if the protective shell is turned off, the internal opening assembly 4 is not easily touched, and the risk that the first ventilation window 342 is opened from the outside is further reduced.

Referring to fig. 1 and 2, a blocking frame 6 is further fixed to one side of the window frame 341, which is close to the outside, through bolts, the blocking frame 6 is in a square frame shape, the outer side surface of the blocking frame 6 abuts against the inner side surface of the window frame 341, and the blocking frame 6 and the first ventilation window 342 form a barrier, so that the first ventilation window 342 is more difficult to open from the outside.

Referring to fig. 1 and 2, the staying platform 32 is in a cuboid shape, the material of the staying platform 32 is the same as that of the air shaft 3, and a gap is formed between the staying platform 32 and the side wall of the air shaft 3 far away from the staying platform 32, so that the part of the air shaft 3 below the staying platform can achieve the purpose of ventilating the basement 1; in order to improve the safety of the evacuee standing on the stay platform 32, a fence 321 is arranged at the edge of the stay platform 32, the fence 321 is made of steel bars, and the lower end of the fence 321 is embedded in the stay platform 32.

Referring to fig. 1 and 2, in the present embodiment, the escape door 31 is opened toward one side inside the wind shaft 3, so that when the stairwell 2 is congested, the escape door 31 is not difficult to open; the escape door 31 is further provided with a second ventilation window 311, the second ventilation window 311 is also a blind window, and the second ventilation window 311 is arranged, so that the air shaft 3 is communicated with the staircase 2, and the air circulation of two spaces is facilitated.

The implementation principle of the embodiment is as follows: when emergency happens to the basement 1 and people need to evacuate outwards from the stairwell 2 in a large amount, if the stairwell 2 is congested, the escape personnel can open the escape door 31 at the moment, enter the stop platform 32 in the air shaft 3, then climb upwards to the air outlet 34 along the ladder stand 33, then open the protective shell 5, pull out the bolt 43, separate the fixing piece 42 and the connecting rod 41, and finally pull the first ventilation window 342 inwards to climb outwards from the air outlet 34, so that the escape purpose is achieved.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. A combined design structure of a basement air shaft staircase comprises a basement (1), a staircase (2) which is arranged in the basement (1) and is communicated with the outside, and an air shaft (3) which is adjacent to the staircase (2), wherein the upper end of the air shaft (3) is communicated with the outside, and the lower end of the air shaft (3) is communicated with the basement (1), and is characterized in that an escape door (31) which is used for communicating the staircase (2) and the air shaft (3) is arranged on the wall of the staircase (2) close to one side of the air shaft (3); the air shaft (3) is provided with a stopping platform (32) at the escape door (31); the side wall of the air shaft (3) close to one side of the stopping platform (32) is provided with a ladder (33), and the upper end of the ladder (33) extends to the air outlet (34) on the side wall at the upper end of the air shaft (3).

2. The combination of basement air shaft stairwell according to claim 1, characterized in that a gap is provided between the landing (32) and the side wall of the air shaft (3) far from the landing (32), and a fence (321) is provided at the edge of the landing (32).

3. The combined design structure of basement air shaft stairwell according to claim 1, characterized in that a window frame (341) is arranged at the air outlet (34), a first ventilating window (342) is movably arranged in the window frame (341), and one end of the first ventilating window (342) is hinged with the window frame (341); an inner opening assembly (4) used for limiting the first ventilating window (342) to rotate around the hinge joint is arranged at one end, away from the hinge joint, of the first ventilating window (342).

4. The combination of basement air shaft staircase design according to claim 3, characterized in that the inner opening assembly (4) comprises: the connecting rod (41), the fixing piece (42) and the bolt (43), wherein one end of the connecting rod (41) is hinged with one end, far away from the self-hinged part, of the first ventilating window (342), and the other end of the connecting rod is connected with the fixing piece (42); the fixing piece (42) is U-shaped, the fixing piece (42) is fixedly arranged on the window frame (341) and the opening faces the direction far away from the window frame (341), and one end, far away from the first ventilating window (342), of the connecting rod (41) is located in the opening of the fixing piece (42); the bolt (43) passes through the fixing piece (42) and the connecting rod (41).

5. The combination design structure of basement air shaft stairwell according to claim 3, characterized in that the upper end of the first ventilating window (342) is hinged with the window frame (341); the upper cover of the inner opening component (4) is provided with a protective shell (5), and the upper end of the protective shell (5) is hinged with the first ventilation window (342).

6. The combination design structure of basement air shaft stairwell according to claim 3, characterized in that a baffle frame (6) is fixedly arranged on one side of the window frame (341) close to the outside, and the baffle frame (6) forms a baffle with the first ventilation window (342).

7. The combination of the basement air shaft staircase design according to claim 1, characterized in that the escape door (31) opens to one side inside the air shaft (3).

8. The combination design structure of basement air shaft stairwell according to claim 7, characterized in that the escape door (31) is provided with a second ventilation window (311).