CN113251532A - A building fume extractor for underground space - Google Patents
A building fume extractor for underground space Download PDFInfo
- Publication number
- CN113251532A CN113251532A CN202110656222.9A CN202110656222A CN113251532A CN 113251532 A CN113251532 A CN 113251532A CN 202110656222 A CN202110656222 A CN 202110656222A CN 113251532 A CN113251532 A CN 113251532A
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- Prior art keywords
- machine room
- underground space
- shell
- smoke exhaust
- exhaust fan
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F7/00—Ventilation
- F24F7/007—Ventilation with forced flow
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C2/00—Fire prevention or containment
- A62C2/06—Physical fire-barriers
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C31/00—Delivery of fire-extinguishing material
- A62C31/02—Nozzles specially adapted for fire-extinguishing
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/30—Control or safety arrangements for purposes related to the operation of the system, e.g. for safety or monitoring
- F24F11/32—Responding to malfunctions or emergencies
- F24F11/33—Responding to malfunctions or emergencies to fire, excessive heat or smoke
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- Engineering & Computer Science (AREA)
- Health & Medical Sciences (AREA)
- Public Health (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Respiratory Apparatuses And Protective Means (AREA)
Abstract
The invention discloses a building smoke exhausting equipment for underground space, comprising: the smoke exhaust fan is communicated with the underground space and the outdoor space through an air supply pipeline and is used for exhausting smoke in the underground space; and the smoke exhaust fan is arranged on the hoisting mechanism so as to be hung and arranged on the top plate of the underground space. Through hoisting machine constructs and fixes the roof at secret space with smoke exhaust fan, can solve the building fume extractor among the prior art effectively and need fall to the ground the setting, lead to this building fume extractor to need occupy the ground space of secret space, problem that secret space utilization is low.
Description
Technical Field
The invention relates to the technical field of smoke exhaust equipment, in particular to building smoke exhaust equipment for an underground space.
Background
At present, the requirements for fire protection and ventilation in underground spaces are becoming more stringent. For example, large spaces such as underground garages and warehouses need to have higher ventilation requirements, so that normal circulation of air is guaranteed, and harmful gas in the underground spaces can be effectively exhausted by a smoke exhaust system under the potential safety hazards such as fire disasters.
In the prior art, a smoke exhaust system for an underground space is usually arranged by landing a fan, and an independent machine room is required to be arranged so as to arrange equipment such as a smoke exhaust machine. Therefore, the existing building smoke exhausting equipment is designed based on the floor placement. Because the existing building smoke exhaust equipment needs to be arranged in the smoke exhaust machine room in a floor mode, the building smoke exhaust equipment can occupy underground space, and particularly under the policy that smoke exhaust requirements of underground space such as an underground garage are stricter, a building construction party is often required to construct a plurality of smoke exhaust machine rooms to meet the smoke exhaust requirements. Therefore, a plurality of smoke exhaust machine rooms which need to accommodate the building smoke exhaust equipment occupy larger effective use area of underground space. For example, the arrangement of multiple groups of building smoke exhausting equipment in an underground garage can reduce the number of parking spaces of the garage, and the utilization rate of the underground garage is low.
Disclosure of Invention
Therefore, the invention aims to provide building smoke exhausting equipment for an underground space, and solves the problem that the utilization rate of the underground space is low because the building smoke exhausting equipment in the prior art is arranged on the ground and needs to occupy the ground space of the underground space. The application provides a building fume extractor for underground space, includes:
the smoke exhaust fan is communicated with the underground space and the outdoor space through an air supply pipeline and is used for exhausting smoke in the underground space;
and the smoke exhaust fan is arranged on the hoisting mechanism so as to be hung and arranged on the top plate of the underground space.
Optionally, an air inlet end and/or an air outlet end of the smoke exhaust fan are/is provided with an installation flange, and the installation flange is connected with the smoke exhaust pipeline in a matching manner; and/or the presence of a gas in the gas,
and the air inlet end and/or the air outlet end of the smoke exhaust fan are/is provided with a fire damper.
Optionally, hoisting machine constructs including:
hoisting the machine room shell and accommodating the smoke exhaust fan; the hoisting machine room shell is hoisted and fixed at the top plate position of the underground space;
and the supporting and hanging frame is arranged in the hoisting machine room shell and used for hanging the smoke exhaust fan in the hoisting machine room shell.
Optionally, the supporting and hanging frame is an anti-seismic supporting and hanging frame, and each hoisting machine room shell is provided with at least four supporting and hanging frames; two of the four support and hanger frames are connected with a main machine of the smoke exhaust fan, and the other two of the four support and hanger frames are connected with a smoke exhaust pipe of the smoke exhaust fan.
Optionally, hoist computer lab casing includes:
a housing;
the opening and closing part is used for opening or closing the hoisting machine room shell, and the opening and closing part is a fireproof roller shutter and/or a fireproof door; and the opening and closing part is arranged at the side part of the hoisting machine room shell.
Optionally, the housing includes:
the machine room keel is connected with a hoisting connecting part for hoisting and fixing the hoisting machine room shell;
the fire-resistant metal shell is provided with a containing cavity for containing the smoke exhaust fan and a shell interlayer for containing the machine room keel;
and the fireproof heat-insulating material is arranged in the interlayer of the shell.
Optionally, the housing is of a rectangular parallelepiped structure; the side part of the length direction of the shell is provided with the opening and closing part, and the side wall of the end part of the shell is also provided with a drainage floor drain for draining accumulated water in the shell;
the top of the shell is provided with a fire nozzle for spraying water.
Optionally, the building smoke evacuation equipment for underground space further comprises:
the power supply system is communicated with the illuminating mechanism through a power supply line arranged on a top plate of an underground space; and/or the presence of a gas in the gas,
the control mechanism is used for controlling the opening or closing of the opening and closing part and/or the starting and stopping of the smoke exhaust fan; the control mechanism is arranged on the wall body adjacent to the underground space of the smoke exhaust fan, and is connected with the electrical equipment in the hoisting machine room shell through a metal wire groove; and/or the presence of a gas in the gas,
and the smoke sensing mechanism is used for monitoring whether the electrical equipment in the hoisting machine room shell is in fire.
Optionally, the hoisting machine room shell is provided with an opening at one side of a top plate facing the underground space;
and a distribution line junction box for supplying power to the electrical equipment in the hoisting machine room shell is arranged on the top plate of the underground space.
Optionally, the height from the bottom of the hoisting machine room shell to the ground of the underground space is not less than 2.2m, so as to meet the parking requirement.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.
FIG. 1 is a schematic view of the installation location of the building smoke evacuation device provided by the present invention in an underground space;
FIG. 2 is a top view of the internal structure of the smoke evacuation system of the building provided by the present invention;
FIG. 3 is a front view of the internal structure of the building smoke evacuation system provided by the present invention;
FIG. 4 is a side view of the internal structure of the building smoke evacuation apparatus provided by the present invention;
fig. 5 is a schematic diagram of an internal structure of an outer shell of a hoisting machine room provided by the invention.
Description of reference numerals:
1-a smoke exhaust fan; 2-air inlet end; 3-air outlet end; 4-a fire damper; 5-hoisting the machine room shell; 6-support the hanger; 7-a host; 8-smoke exhaust pipe; 9-a housing; 10-an open-close part; 11-machine room keel; 12-hoisting the connecting part; 13-a refractory metal housing; 14-fire-proof heat-insulating material; 15-drainage floor drain; 16-a fire nozzle; 17-an illumination mechanism; 18-a supply line; 19-machine room control mechanism; 20-a smoke detection mechanism; 21-distribution line terminal box.
The technical scheme of the invention has the following advantages:
1. the invention provides a building smoke exhausting equipment for underground space, comprising: the smoke exhaust fan is communicated with the underground space and the outdoor space through an air supply pipeline and is used for exhausting smoke in the underground space; and the smoke exhaust fan is arranged on the hoisting mechanism so as to be hung and arranged on the top plate of the underground space.
The hoisting mechanism is arranged to effectively hoist the smoke exhaust fan at the top plate of the underground space, so that the problem that building smoke exhaust equipment in the prior art needs to be arranged on the ground through a smoke exhaust machine room, the smoke exhaust machine room needs to occupy the ground space of the underground space is solved, more spaces are effectively vacated, the utilization rate of the underground space is improved, and meanwhile underground buildings such as parking lots are guaranteed to meet the smoke exhaust requirements. In addition, the smoke exhaust building system can also give consideration to the building air exhaust function under the condition of requirement.
2. According to the building smoke exhaust equipment for the underground space, the air inlet end and/or the air outlet end of the smoke exhaust fan are/is provided with the mounting flange, and the mounting flange is connected with the smoke exhaust pipeline in a matched manner; and/or the air inlet end and/or the air outlet end of the smoke exhaust fan are/is provided with a fire damper.
Through the installation flange, the smoke exhaust fan and the smoke exhaust pipeline can be conveniently communicated by constructors. In addition, through being provided with the fire prevention valve at smoke exhaust fan's air inlet end and air-out end, above-mentioned fire prevention valve can make valve self-closing after personnel basically evacuate to finish to prevent to take fire flue gas to discharge, lead to the problem that the intensity of a fire spreads to take place.
3. The invention provides a building smoke exhausting device for an underground space, wherein a hoisting mechanism comprises: hoisting the machine room shell and accommodating the smoke exhaust fan; the hoisting machine room shell is hoisted and fixed at the top plate position of the underground space; and the supporting and hanging frame is arranged in the hoisting machine room shell and used for hanging the smoke exhaust fan in the hoisting machine room shell.
Can hoist the exhaust fan in hoist and mount computer lab casing through above-mentioned gallows, make exhaust fan all have the interval that satisfies the maintenance requirement with hoist and mount computer lab shells inner wall in position all around to make things convenient for operating personnel to overhaul.
4. The invention provides a building smoke exhausting device for an underground space, wherein a hoisting machine room shell comprises: a housing; the opening and closing part is used for opening or closing the hoisting machine room shell, and the opening and closing part is a fireproof roller shutter and/or a fireproof door; and the opening and closing part is arranged at the side part of the hoisting machine room shell.
According to the invention, the fireproof roller shutter or the fireproof door is arranged on the side part of the shell, so that a constructor can effectively and conveniently install, maintain and hoist the smoke exhaust fan or other electrical equipment in the machine room shell. Moreover, the fireproof rolling curtain and the fireproof door can meet the fireproof requirement, and the safety of the building smoke exhausting equipment is ensured.
5. The invention provides a building smoke evacuation apparatus for an underground space, the housing comprising: the machine room keel is connected with a hoisting connecting part for hoisting and fixing the hoisting machine room shell; the fire-resistant metal shell is provided with a containing cavity for containing the smoke exhaust fan and a shell interlayer for containing the machine room keel; and the fireproof heat-insulating material is arranged in the interlayer of the shell.
Above-mentioned computer lab fossil fragments can improve the intensity of hoist and mount computer lab casing effectively, guarantee the joint strength of hoist and mount computer lab casing and underground space roof. Moreover, the fireproof metal shell and the fireproof heat-insulating material can effectively play a role in fireproof and heat-insulating, and the safety of the whole smoke-discharging building system is ensured.
6. The building smoke exhausting equipment for the underground space, provided by the invention, is characterized in that the shell is of a cuboid structure; the side part of the length direction of the shell is provided with the opening and closing part, and the side wall of the end part of the shell is also provided with a drainage floor drain for draining accumulated water in the shell; the top of the shell is provided with a fire nozzle for spraying water.
The fire-fighting nozzle can effectively prevent fire for circuit equipment in the hoisting machine room shell, and the safety of the hoisting machine room shell is guaranteed. In addition, the drainage floor drain can quickly and effectively drain accumulated water in the hoisting machine room shell, so that the problem that the electrical equipment is damaged due to the fact that the accumulated water submerges the electrical equipment is avoided.
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are some, but not all embodiments of the present invention. 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.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
In addition, the technical features involved in the different embodiments of the present invention described below may be combined with each other as long as they do not conflict with each other.
Example 1
The present embodiment provides a building smoke evacuation apparatus for an underground space, as shown in fig. 2 to 4, comprising:
the smoke exhaust fan 1 is communicated with the underground space and the outdoor space through an air supply pipeline and used for exhausting smoke in the underground space; the air inlet end 2 and the air outlet end 3 of the smoke exhaust fan 1 are provided with mounting flanges, and the mounting flanges are connected with a smoke exhaust pipeline in a matching way;
the fire damper 4 is respectively provided with an air inlet end 2 and an air outlet end 3 of the smoke exhaust fan 1;
the lifting mechanism is used for mounting the smoke exhaust fan 1 on the lifting mechanism so as to lift and mount the smoke exhaust fan 1 on the top plate of the underground space; hoisting machine constructs includes: hoisting a machine room shell 5 for accommodating the smoke exhaust fan 1; the hoisting machine room shell 5 is hoisted and fixed at the top plate position of the underground space; can set up the ceiling position in underground space with smoke exhaust fan 1 hoist and mount effectively through setting up hoisting machine and construct, solve building fume extractor among the prior art and need set up subaerial through the computer lab of discharging fume, lead to this computer lab of discharging fume to occupy underground space's ground space problem, thereby vacate more spaces effectively and improve underground space's utilization ratio. Hoisting machine constructs still includes: and the supporting and hanging frame 6 is arranged in the hoisting machine room shell 5 and is used for hanging the smoke exhaust fan 1 in the hoisting machine room shell 5. The smoke exhaust fan 1 can be hoisted in the hoisting machine room shell 5 through the support and hanger 6, so that the peripheral positions of the smoke exhaust fan 1 and the inner wall of the hoisting machine room shell 5 have intervals meeting the overhaul requirement, and thus, an operator can conveniently overhaul; in this embodiment, the supporting and hanging frames 6 are anti-seismic supporting and hanging frames, and each hoisting machine room shell 5 is provided with at least four supporting and hanging frames 6; two of the four supporting and hanging brackets 6 are connected with a main machine 7 of the smoke exhaust fan 1, and the other two of the four supporting and hanging brackets 6 are connected with a smoke exhaust pipe 8 of the smoke exhaust fan 1;
the lighting mechanism 17 is communicated with a power supply system through a power supply line 18 arranged on the top plate of the underground space;
the control mechanism 19 is used for controlling the opening or closing of the opening and closing part 10 and the starting and stopping of the smoke exhaust fan 1; the control mechanism 19 is arranged on a wall body adjacent to the underground space of the smoke exhaust fan 1, and the control mechanism 19 is connected with electrical equipment in the hoisting machine room shell 5 through a metal wire groove;
and the smoke sensing mechanism 20 is used for monitoring whether the electrical equipment in the hoisting machine room shell 5 is in fire or not.
In addition, the hoisting machine room housing 5 in this embodiment includes: a housing 9; the opening and closing part 10 is used for opening or closing the hoisting machine room shell 5, and the opening and closing part 10 is a fireproof rolling curtain or a fireproof door; and the opening and closing part 10 is arranged at the side part of the hoisting machine room shell 5. By arranging the fireproof rolling curtain or the fireproof door at the side part of the shell 9, the installation and maintenance of the smoke exhaust fan 1 or other electrical equipment in the hoisting machine room shell 5 can be effectively facilitated for constructors. Moreover, the fireproof rolling curtain and the fireproof door can meet the fireproof requirement, and the safety of the building smoke exhausting equipment is ensured. As shown in fig. 5, the housing 9 includes: the machine room keel 11 is connected with a hoisting connecting part 12 for hoisting and fixing the hoisting machine room shell 5; the fire-resistant metal shell 13 is provided with a containing cavity for containing the smoke exhaust fan 1 and a shell interlayer for containing the machine room keel 11; and a fire-resistant insulating material 14 disposed within the outer shell interlayer. Above-mentioned computer lab fossil fragments 11 can improve the intensity of hoist and mount computer lab casing 5 effectively, guarantee the joint strength of hoist and mount computer lab casing 5 and underground space roof. Moreover, the fireproof metal casing 13 and the fireproof and heat-insulating material 14 can effectively play a role of fireproof and heat insulation, and the safety of the whole smoke exhaust building system is ensured.
In the present embodiment, the housing 9 has a rectangular parallelepiped structure; the side part of the shell 9 in the length direction is provided with the opening and closing part 10, and the side wall of the end part of the shell 9 is also provided with a drainage floor drain 15 for draining accumulated water in the shell 9; the top of the housing 9 is provided with a fire nozzle 16 for spraying water. The hoisting machine room shell 5 is arranged with an opening at one side of a top plate facing the underground space; the ceiling of the underground space is fitted with a distribution box 21 for supplying electrical equipment in the hoisting machine room housing 5.
Certainly, the application of the present invention does not specifically limit the structure of the hoisting mechanism, and in other embodiments, the hoisting mechanism may also hoist the smoke exhaust fan 1 in the hoisting machine room housing 5 by means of the hooks and the snap rings.
Example 2
The present embodiment provides a building smoke evacuation equipment for underground garage, as shown in fig. 1, it includes:
the smoke exhaust fan 1 is communicated with the underground space and the outdoor space through an air supply pipeline and used for exhausting smoke in the underground space; the air inlet end 2 and the air outlet end 3 of the smoke exhaust fan 1 are provided with mounting flanges, and the mounting flanges are connected with a smoke exhaust pipeline in a matching way;
the fire damper 4 is respectively provided with an air inlet end 2 and an air outlet end 3 of the smoke exhaust fan 1;
the lifting mechanism is used for mounting the smoke exhaust fan 1 on the lifting mechanism so as to lift and mount the smoke exhaust fan 1 on the top plate of the underground space; hoisting machine constructs includes: hoisting a machine room shell 5 for accommodating the smoke exhaust fan 1; the hoisting machine room shell 5 is hoisted and fixed at the top plate position of the underground space; and the supporting and hanging frame 6 is arranged in the hoisting machine room shell 5 and is used for hanging the smoke exhaust fan 1 in the hoisting machine room shell 5. The lighting mechanism 17 is communicated with a power supply system through a power supply line 18 arranged on the top plate of the underground space; the height from the bottom of the hoisting machine room shell 5 to the ground of the underground space is not less than 2.2m so as to meet the parking requirement;
the control mechanism 19 is used for controlling the opening or closing of the opening and closing part 10 and the starting and stopping of the smoke exhaust fan 1; the control mechanism 19 is arranged on a wall body adjacent to the underground space of the smoke exhaust fan 1, and the control mechanism 19 is connected with electrical equipment in the hoisting machine room shell 5 through a metal wire groove;
and the smoke sensing mechanism 20 is used for monitoring whether the electrical equipment in the hoisting machine room shell 5 is in fire or not.
It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications therefrom are within the scope of the invention.
Claims (10)
1. A building smoke evacuation apparatus for an underground space, comprising:
the smoke exhaust fan (1) is communicated with the underground space and the outdoor space through an air supply pipeline and is used for exhausting smoke in the underground space;
and the smoke exhaust fan (1) is arranged on the hoisting mechanism so as to hoist and install the smoke exhaust fan (1) at the position of a top plate of the underground space.
2. A building smoke evacuation apparatus for underground space according to claim 1,
an air inlet end (2) and/or an air outlet end (3) of the smoke exhaust fan (1) are/is provided with mounting flanges, and the mounting flanges are connected with a smoke exhaust pipeline in a matching way; and/or the presence of a gas in the gas,
and the air inlet end (2) and/or the air outlet end (3) of the smoke exhaust fan (1) are/is provided with a fireproof valve (4).
3. A building smoke evacuation apparatus for underground spaces as claimed in claim 1 wherein said hoisting means comprises:
hoisting a machine room shell (5) for accommodating the smoke exhaust fan (1); the hoisting machine room shell (5) is hoisted and fixed at the top plate position of the underground space;
and the supporting and hanging frame (6) is arranged in the hoisting machine room shell (5) and is used for hanging the smoke exhaust fan (1) in the hoisting machine room shell (5).
4. A building smoke evacuation equipment for underground spaces according to claim 3, wherein the said support hangers (6) are earthquake resistant support hangers and each said hoisting machine room housing (5) is provided with at least four said support hangers (6); two of the four supporting and hanging frames (6) are connected with a main machine (7) of the smoke exhaust fan (1), and the other two supporting and hanging frames (6) are connected with a smoke exhaust pipe (8) of the smoke exhaust fan (1).
5. A building smoke evacuation apparatus for underground space according to claim 3, wherein the hoisting machine room housing (5) comprises:
a housing (9);
the opening and closing part (10) is used for opening or closing the hoisting machine room shell (5), and the opening and closing part (10) is a fireproof rolling curtain and/or a fireproof door; and the opening and closing part (10) is arranged at the side part of the hoisting machine room shell (5).
6. A building smoke evacuation apparatus for underground space according to claim 5 wherein the housing (9) comprises:
the machine room keel (11), the machine room keel (11) is connected with a hoisting connecting part (12) for hoisting and fixing the hoisting machine room shell (5);
the fire-resistant metal shell (13) is provided with a containing cavity for containing the smoke exhaust fan (1) and a shell interlayer for containing the machine room keel (11);
a fire resistant insulation (14) disposed within the outer shell interlayer.
7. A building smoke evacuation apparatus for underground space according to claim 6,
the shell (9) is of a cuboid structure; the side part of the length direction of the shell (9) is provided with the opening and closing part (10), and the side wall of the end part of the shell (9) is also provided with a drainage floor drain (15) for draining accumulated water in the shell (9);
the top of the shell (9) is provided with a fire nozzle (16) for spraying water.
8. A building smoke evacuation apparatus for an underground space according to claim 7 further comprising:
the lighting mechanism (17), the power supply system is communicated with the lighting mechanism (17) through a power supply line (18) arranged on the top plate of the underground space; and/or the presence of a gas in the gas,
the control mechanism (19) is used for controlling the opening or closing of the opening and closing part (10) and/or the starting and stopping of the smoke exhaust fan (1); the control mechanism (19) is arranged on a wall body adjacent to the underground space of the smoke exhaust fan (1), and the control mechanism (19) is connected with electrical equipment in the hoisting machine room shell (5) through a metal wire groove; and/or the presence of a gas in the gas,
and the smoke sensing mechanism (20) is used for monitoring whether fire disaster happens to the electrical equipment in the hoisting machine room shell (5).
9. The building smoke evacuation equipment for underground space of claim 3, wherein the hoisting machine room housing (5) is provided with an opening towards the top plate side of the underground space;
and a distribution line junction box (21) for supplying power to the electrical equipment in the hoisting machine room shell (5) is arranged on the top plate of the underground space.
10. The building smoke evacuation equipment for underground space of claim 3, wherein the height of the bottom of the hoisting machine room shell (5) from the ground of the underground space is not less than 2.2m to meet the parking requirement.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110656222.9A CN113251532A (en) | 2021-06-11 | 2021-06-11 | A building fume extractor for underground space |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110656222.9A CN113251532A (en) | 2021-06-11 | 2021-06-11 | A building fume extractor for underground space |
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| CN113251532A true CN113251532A (en) | 2021-08-13 |
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| CN202110656222.9A Pending CN113251532A (en) | 2021-06-11 | 2021-06-11 | A building fume extractor for underground space |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114674051A (en) * | 2022-04-25 | 2022-06-28 | 湖北长湘联商贸有限公司 | Fan room structure and garage ventilates and exhaust system |
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2021
- 2021-06-11 CN CN202110656222.9A patent/CN113251532A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114674051A (en) * | 2022-04-25 | 2022-06-28 | 湖北长湘联商贸有限公司 | Fan room structure and garage ventilates and exhaust system |
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