CN114542813A - Subway station air pipe wall-through's fire prevention block structure - Google Patents
Subway station air pipe wall-through's fire prevention block structure Download PDFInfo
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- CN114542813A CN114542813A CN202210260362.9A CN202210260362A CN114542813A CN 114542813 A CN114542813 A CN 114542813A CN 202210260362 A CN202210260362 A CN 202210260362A CN 114542813 A CN114542813 A CN 114542813A
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- 238000009423 ventilation Methods 0.000 claims abstract description 50
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L5/00—Devices for use where pipes, cables or protective tubing pass through walls or partitions
- F16L5/02—Sealing
- F16L5/04—Sealing to form a firebreak device
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B10/00—Integration of renewable energy sources in buildings
- Y02B10/40—Geothermal heat-pumps
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Ventilation (AREA)
Abstract
The application discloses a subway station ventilating duct wall-through fireproof blocking structure, which comprises a ventilating duct body, an exhaust duct communicated with the ventilating duct body, a plurality of connecting duct groups arranged on the side surface of the ventilating duct body along the length direction of the ventilating duct body at intervals, and a plurality of conveying fans arranged in the ventilating duct body along the length direction of the ventilating duct body at intervals; a plurality of connecting tube group sets up respectively in subway station top, and with air pipe body intercommunication. The utility model provides a ventilation pipe of subway station wear wall fire prevention plugging material is mostly for back-fire relief package, organic mud, fire barrier and cement mortar among the prior art, when the conflagration takes place, plays fire prevention, thermal-insulated effect, has the technical problem of very big potential safety hazard, when having realized the conflagration of taking place, can carry out the shutoff work, can carry out the work of discharging fume simultaneously, prevents the purpose that the intensity of a fire stretchs.
Description
Technical Field
The application relates to subway station air pipe technical field especially relates to a subway station air pipe wears fire prevention block structure of wall.
Background
The subway station ensures that passengers can conveniently, safely and quickly get in and out of the station, and has good ventilation, illumination, sanitation, fireproof equipment and the like, thereby providing comfortable and clean environment for the passengers. The station should accommodate the main technical equipment and operation management system, thereby ensuring the safe operation of the urban rail transit. Auxiliary assembly in subway station includes: escalators, elevators, roller shutters, flood gates, passenger guidance, lighting, ticket sales and inspection systems, station equipment automation systems and good ventilation ducts. The ventilation pipeline, the air pipe and the plates, the section bars and other main finished product materials used for manufacturing and installing the air pipe are required to meet the regulations of the national current standard of design and related products, and are proved to be qualified by factory inspection, and the materials are required to be accepted according to the national current relevant standard when entering the field. The air pipe is divided according to the material, generally has: steel plate air pipes (common steel plates), galvanized plate (white iron) air pipes, stainless steel ventilation pipes, glass fiber reinforced plastic ventilation pipes, composite material ventilation pipes, color steel sandwich heat-preservation plate ventilation pipes, double-sided aluminum foil heat-preservation ventilation pipes, single-sided color steel heat-preservation air pipes, rubberized cloth ventilation pipes (such as mining air pipes), mining plastic ventilation pipes and the like.
In the prior art, most of the fireproof plugging materials for the wall (floor) penetrating of the ventilation pipeline of the subway station are fire retardant bags, organic mud, fireproof partition plates and even cement mortar. The fire retardant package is packaged by glass fiber cloth, so that irritation is easily generated to a human body during construction, skin allergy is caused, and red swelling and pruritus are caused. The fire retardant package is easy to swell when meeting water, and the wall body can collapse after a long time. The organic mud and the fireproof partition contain a large amount of halogen and sulfur, gases such as hydrogen halide, sulfur dioxide and the like generated by burning in case of fire easily cause poison and death in people, cement mortar is enlarged in shape in case of thermal expansion and cold contraction, and is easily separated from a wall body in case of fire to form cracks and gaps, and the cement mortar does not have anti-vibration and small displacement performance, so that when a fire disaster happens, the fireproof and heat insulation effects cannot be achieved, and great potential safety hazards exist.
Disclosure of Invention
This application is through providing a subway station air pipe wears fire prevention block structure of wall, the air pipe that has solved among the prior art subway station wears wall fire prevention plugging material is fire relief package, organic mud, fire barrier and cement mortar mostly, when the conflagration takes place, play the fire prevention, thermal-insulated effect, there is the technical problem of very big potential safety hazard, when having realized the conflagration that takes place, can carry out the shutoff work, the work of discharging fume simultaneously, prevent the purpose that the intensity of a fire stretchs.
The utility model provides a subway station air pipe wears fire prevention block structure of wall, including air pipe body, with air pipe body linked together's exhaust pipe, along the length direction interval arrangement of air pipe body set up in a plurality of connecting tube groups of air pipe body side and along the length direction interval arrangement of air pipe body set up in a plurality of delivery fans of air pipe body inside; a plurality of connecting tube group sets up respectively in subway station top, and with air pipe body intercommunication.
In one possible implementation manner, the conveying fan comprises a fan connecting plate, a fan driving piece, a fan condensation plate, a fan radiating pipe and a plurality of fan blades; the fan connecting plate is provided with a fan driving piece in a penetrating way and is fixedly connected to the inner wall of the ventilating duct body; the machine body of the fan driving piece is fixedly connected with the fan connecting plate, and the output end of the fan driving piece is fixedly connected with a plurality of fan blades; the end face, deviating from the fan connecting plate, of the machine body of the fan driving piece is fixedly connected with the fan condensation plate; the fan radiating pipe is fixedly connected to the side face, away from the fan driving piece, of the fan condensation plate.
In a possible implementation manner, the fireproof blocking structure for the through-wall ventilation pipeline of the subway station further comprises an air blower body and an air exhaust seat body; the blower body is arranged at the joint of the ventilating duct body and the exhaust duct; the exhaust seat body is arranged at the output end of the exhaust pipeline.
In one possible implementation, the blower body includes a blower base, a blower housing, and a blower drive assembly; the blower shell is provided with a blower air inlet and a blower air outlet; the blower base is fixedly connected to the inner wall of the exhaust pipeline; the blower driving assembly is disposed on a surface of the blower base.
In one possible implementation manner, the exhaust seat body comprises an exhaust seat connecting plate, an exhaust seat fixing seat, an exhaust seat rotating ring, an exhaust seat top plate and a plurality of exhaust seat blades; the exhaust seat connecting plate is fixedly connected to the output end of the exhaust pipeline and communicated with the exhaust pipeline; the exhaust seat fixing seat is fixedly connected with the exhaust seat connecting plate; the exhaust seat rotating ring is rotatably connected to the end face, deviating from the exhaust seat connecting plate, of the exhaust seat fixing seat; one ends of the plurality of air exhaust seat blades are dispersed and fixedly connected to the air exhaust seat rotating ring, and the other ends of the plurality of air exhaust seat blades are accumulated and fixedly connected to the air exhaust seat top plate; the air exhaust seat blades are arranged in an arc shape, and gaps exist among the air exhaust seat blades.
In one possible implementation, the conveying fan further comprises a fan sloping plate and a fan baffle; the fan baffle is fixedly connected to the end face, away from the fan condensation plate, of the fan driving piece; the fan inclined plate is fixedly connected to the side face, deviating from the fan driving piece, of the fan baffle.
In a possible implementation, the device further comprises a plurality of flanges; a plurality of flange fixed connection in exhaust pipe's output port, exhaust seat connecting plate fixed connection is in the top of the top the flange.
In a possible implementation manner, the exhaust seat body further comprises a weight increasing frame; the bottom end of the weight increasing frame is fixedly connected to the inner wall of the air exhaust seat fixing seat, and the top end of the weight increasing frame is fixedly connected to the top plate of the air exhaust seat.
One or more technical solutions provided in the present application have at least the following technical effects or advantages:
the ventilating duct body is communicated with the exhaust duct by arranging the ventilating duct body, a plurality of connecting duct groups are arranged at intervals along the length direction of the ventilating duct body, and a plurality of conveying fans are arranged in the ventilating duct body at intervals along the length direction of the ventilating duct body; the plurality of connecting pipeline groups are respectively arranged at the top of the subway station and are communicated with the ventilating duct body, namely the ventilating duct body is connected with the plurality of sections, and the good guiding effect is achieved by matching with the use of the conveying fan, so that the air exhaust direction of the ventilating duct is ensured to be consistent; when the conflagration takes place, start one among the two adjacent conveying fan of adoption and carry out work or start one among the adjacent three conveying fan and carry out work, play the shutoff work, play simple effect of discharging fume simultaneously to play good circulation of air, the inside spaced out not work conveying fan of air pipe body plays the cushioning effect, prevents that the intensity of a fire from stretching. The air pipe that has effectively solved among the prior art subway station wears wall fire prevention plugging material is fire relief package, organic mud, fire barrier and cement mortar mostly, and when the conflagration took place, play fire prevention, thermal-insulated effect, has the technical problem of very big potential safety hazard, when having realized the conflagration of taking place, can carry out the shutoff work, can carry out the work of discharging fume simultaneously, prevents the technological effect that the intensity of a fire stretchs.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments of the present invention or the prior art will be briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is an axonometric view I of a fireproof blocking structure of a subway station ventilation duct wall-through provided in the embodiment of the present application;
fig. 2 is an axonometric view II of the fireproof blocking structure of a subway station ventilation duct wall-through provided in the embodiment of the present application;
FIG. 3 is an isometric view of a delivery blower provided by an embodiment of the present application;
fig. 4 is an isometric view II of a delivery blower provided by an embodiment of the present application;
FIG. 5 is an isometric view of a blower body provided by an embodiment of the present application;
FIG. 6 is an isometric view II of a blower body provided by an embodiment of the present application;
fig. 7 is an isometric view I of an exhaust seat body provided in an embodiment of the present application;
fig. 8 is an axonometric view II of the exhaust seat body provided in the embodiment of the present application.
Reference numerals: 1-a ventilation duct body; 2-an exhaust duct; 3-connecting a pipeline group; 4-conveying a fan; 41-a fan connecting plate; 42-a fan drive; 43-fan condensation plates; 44-fan radiating pipes; 45-fan blades; 46-a fan sloping plate; 47-fan baffle; 5-a blower body; 51-blower base; 52-blower housing; 521-an air inlet of the blower; 522-air blower air outlet; 53-a blower drive assembly; 6-air exhaust seat body; 61-connecting a ventilation seat plate; 62-air exhaust seat fixing seat; 63-an exhaust seat rotating ring; 64-exhaust seat top plate; 65-exhaust seat blades; 66-a weight increasing frame; 7-a flange.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, 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 embodiments of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience in describing the embodiments of the present invention and simplifying the description, but do not indicate or imply that the referred devices or elements must have specific orientations, be configured in specific orientations, and operate, and thus, should not be construed as limiting the present invention. The terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. Furthermore, the terms "mounted," "connected," and "connected" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. Specific meanings of the above terms in the embodiments of the present invention can be understood by those of ordinary skill in the art according to specific situations.
Referring to fig. 1-2, the fireproof blocking structure for a subway station ventilation duct wall includes a ventilation duct body 1, an exhaust duct 2 communicated with the ventilation duct body 1, a plurality of connecting duct groups 3 arranged on the side of the ventilation duct body 1 at intervals along the length direction of the ventilation duct body 1, and a plurality of conveying fans 4 arranged inside the ventilation duct body 1 at intervals along the length direction of the ventilation duct body 1; a plurality of connecting tube group 3 set up respectively in subway station top, and communicate with air pipe body 1. In the embodiment of the application, the shell of the conveying fan 4 is fixedly connected to the inner wall of the ventilating duct body 1, the plurality of conveying fans 4 are arranged at intervals, when a fire disaster occurs, only one conveying fan 4 of two adjacent conveying fans 4 works or one conveying fan 4 of three adjacent conveying fans 4 works, namely, the conveying fans 4 work at intervals, the conveying fans 4 working at intervals can discharge smoke dust, good air circulation is achieved, the conveying fans 4 which do not work at intervals can play roles in buffering and blocking, and the fire spread is prevented; in addition, the plurality of connecting pipeline groups 3 are connected with the ventilation duct body in different sections, and a good guiding effect is achieved by matching with the use of the conveying fan 4, so that the exhaust directions of the ventilation ducts are consistent.
Referring to fig. 3-4, the conveying fan 4 includes a fan connecting plate 41, a fan driving member 42, a fan condensing plate 43, a fan heat dissipation pipe 44, and a plurality of fan blades 45; the fan connecting plate 41 is provided with a fan driving piece 42 in a penetrating way, and the fan connecting plate 41 is fixedly connected to the inner wall of the ventilation pipeline body 1; the body of the fan driving part 42 is fixedly connected to the fan connecting plate 41, and the output end of the fan driving part 42 is fixedly connected with a plurality of fan blades 45; the end face of the machine body of the fan driving piece 42, which is far away from the fan connecting plate 41, is fixedly connected with a fan condensation plate 43; the fan heat pipe 44 is fixedly connected to the side of the fan condensation plate 43 away from the fan driving member 42. In the embodiment of this application, the position of fan connecting plate 41 is the input of carrying fan 4, fan condensation plate 43 and fan cooling tube 44 are in the position department of the output of carrying fan 4, fan condensation plate 43 and fan cooling tube 44 can absorb the high temperature through setting up fan condensation plate 43 and fan cooling tube 44 when making high temperature, the cooperation is ventilated and is slowly cooled down, prevent that the part from causing the high temperature, arouse secondary fire, promote the security of using.
Referring to fig. 1-2, the fire-proof blocking structure for a wall through of a ventilation duct of a subway station provided by the embodiment of the present application further includes an air blower body 5 and an air exhaust seat body 6; the blower body 5 is arranged at the joint of the ventilation pipeline body 1 and the exhaust pipeline 2; the exhaust seat body 6 is arranged at the output end of the exhaust pipeline 2. The embodiment of the application further provides the air blower, when the normal use of the fire disaster does not happen, the air blower is used in cooperation with the conveying fan 4 to extract the air of the ventilation pipeline body 1, so that the air is discharged along the air exhaust seat body 6, and a good air exchange effect is achieved.
Referring to fig. 1-2, 5-6, the blower body 5 includes a blower base 51, a blower housing 52, and a blower drive assembly 53; the blower housing 52 is provided with a blower air inlet 521 and a blower air outlet 522; the blower base 51 is fixedly connected to the inner wall of the exhaust duct 2; the blower driving assembly 53 is provided to a surface of the blower base 51. In the embodiment of the application, the blower shell 52 at the air inlet 521 of the blower is matched with the end surface of the ventilation pipeline body 1 and is tightly attached to the ventilation pipeline body 1, and the blower base 51 is fixedly connected with the inner wall of the exhaust pipeline 2 and is arranged by stainless steel through the pipeline body and a connecting piece; when a fire disaster occurs, only one conveying fan 4 of two adjacent conveying fans 4 works or one conveying fan 4 of three adjacent conveying fans 4 works, namely the conveying fans 4 work at intervals, the conveying fans 4 working at intervals can discharge smoke dust, good air circulation is achieved, the conveying fans 4 which do not work at intervals can play a role in buffering and plugging, the fire spread is prevented, at the moment, the blower body 5 does not work, the blower air inlet 521 and the blower air outlet are communicated, and air and smoke dust are allowed to be discharged continuously; in addition, air blower body 5 plays the effect of carrying out the induced draft to air pipe body 1, makes things convenient for the air to circulate fast to ensure the fresh degree of underground space air, if lack air blower body 5, then can cause the underground air muddy dirty, and oxygen content reduces in the control, causes personnel to breathe acutely, and air blower body 5 needs periodic maintenance, ensures the security and the stability of work, and wherein air blower body 5 and air pipe body 1 closely dock, thereby ensure work efficiency.
Referring to fig. 7-8, the exhaust seat body 6 includes an exhaust seat connecting plate 61, an exhaust seat fixing seat 62, an exhaust seat rotating ring 63, an exhaust seat top plate 64 and a plurality of exhaust seat blades 65; the exhaust seat connecting plate 61 is fixedly connected to the output end of the exhaust duct 2 and communicated with the exhaust duct 2; the exhaust seat fixing seat 62 is fixedly connected with the exhaust seat connecting plate 61; the exhaust seat rotating ring 63 is rotatably connected to the end face, deviating from the exhaust seat connecting plate 61, of the exhaust seat fixing seat 62; one ends of the plurality of exhaust seat blades 65 are dispersed and fixedly connected to the exhaust seat rotating ring 63, and the other ends of the plurality of exhaust seat blades 65 are accumulated and fixedly connected to the exhaust seat top plate 64; the exhaust seat blades 65 are arranged in an arc shape, and gaps exist among the exhaust seat blades 65. Further set up air exhaust seat body 6 in the embodiment of this application, will air exhaust seat body 6 and cooperate air blower body 5 to use, air blower body 5 exhaust air speed is fast, causes a large amount of air along air exhaust seat body 6 and discharges, if not be provided with air exhaust seat body 6, then the air directly spouts, causes great danger to can produce great noise, promote air pipe's safety in utilization.
Referring to fig. 3-4, the transfer fan 4 further includes a fan ramp 46 and a fan baffle 47; the fan baffle 47 is fixedly connected to the end surface of the fan driving piece 42 departing from the fan condensation plate 43; the fan swash plate 46 is fixedly connected to the side of the fan damper 47 facing away from the fan drive 42. The fan inclined plate 46 and the fan baffle plate 47 are further arranged in the embodiment of the application, wherein the fan inclined plate 46 plays a role of blocking larger objects, and is matched with the fan baffle plate 47 to prevent smaller objects from passing through the conveying fan 4, so that the safety of the whole work is ensured, the fan condensation plate 43 and the fan radiating pipe 44 are arranged on the rear surface of the fan driving piece 42, and the situation that the smaller objects pass through the fan baffle plate 47 can still be blocked by the fan condensation plate 43 and the fan radiating pipe 44.
Referring to fig. 1-2, the fireproof blocking structure for a through-wall ventilation duct of a subway station provided by the embodiment of the present application further includes a plurality of flanges 7; the flanges 7 are fixedly connected to the output port of the exhaust duct 2, and the exhaust seat connecting plate 61 is fixedly connected to the top end of the uppermost flange 7. Set up flange 7 in this application embodiment for 6 convenient and fast ground of seat of airing exhaust body fix the output at exhaust pipe 2, in addition, can also set up the screen frame between flange 7 and exhaust pipe 2's output, play filterable effect, and cooperation air exhaust seat body 6 can reduce the air energy, promote air pipe's safety in utilization.
Referring to fig. 7-8, the exhaust seat body 6 further includes a weight increasing frame 66; the bottom end of the weight increasing frame 66 is fixedly connected to the inner wall of the air exhaust seat fixing seat 62, and the top end of the weight increasing frame 66 is fixedly connected to the top plate 64 of the air exhaust seat. The bottom cross-section of increase weight frame 66 in the embodiment of this application is circular setting, sets up and increases weight frame 66 in order to improve the intensity and the stability of the seat body 6 of airing exhaust.
The working principle of the fireproof blocking structure for the wall penetrating of the ventilation pipeline of the subway station provided by the embodiment of the application is as follows:
when the ventilating fan is normally used in case of fire, the air blower body 5 and the conveying fan 4 are both opened to work, wherein the quantity of the opening work of the conveying fan 4 can be reasonably selected according to actual conditions, a plurality of sections of the connecting pipeline group 3 are connected with the ventilating duct body, and a good guiding effect is achieved by matching the use of the conveying fan 4, so that the air exhausting direction of the ventilating duct is ensured to be consistent, the conveying fan 4 is matched with the air blower to extract air from the ventilating duct body 1 while working, so that the air is exhausted along the air exhausting seat body 6, and a good ventilating effect is achieved; the air speed of the air blower body 5 is high, so that a large amount of air is discharged to the exhaust duct 2, and after passing through the exhaust seat body 6, the direct discharge of a large amount of air can be avoided, and great danger and noise are avoided; when a fire disaster happens, only let one conveying fan 4 work in two adjacent conveying fans 4 or with one conveying fan 4 work in three adjacent conveying fans 4, guarantee conveying fan 4 interval work promptly, conveying fan 4 of interval work can discharge the smoke and dust, play good circulation of air, the effect of buffering and shutoff can be played to the conveying fan 4 of interval inoperative, prevent that the intensity of a fire from stretching, but this moment blower body 5 does not work, blower air intake 521 and blower air outlet keep the intercommunication, allow air and smoke and dust to continue to discharge.
The embodiments in the present specification are described in a progressive manner, and the same or similar parts among the embodiments may be referred to each other, and each embodiment focuses on the differences from the other embodiments.
The above embodiments are only used to illustrate the technical solutions of the present application, and not to limit the present application; although the present application has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications or substitutions do not depart from the spirit and scope of the present disclosure.
Claims (8)
1. The fireproof blocking structure for the wall penetration of the ventilation pipeline of the subway station is characterized by comprising a ventilation pipeline body (1), an exhaust pipeline (2) communicated with the ventilation pipeline body (1), a plurality of connecting pipeline groups (3) arranged on the side surface of the ventilation pipeline body (1) at intervals along the length direction of the ventilation pipeline body (1), and a plurality of conveying fans (4) arranged inside the ventilation pipeline body (1) at intervals along the length direction of the ventilation pipeline body (1);
a plurality of connecting pipe group (3) set up respectively in subway station top, and with air pipe body (1) intercommunication.
2. The fire-proof blocking structure of the subway station ventilation pipeline through-wall according to claim 1, wherein said conveying fan (4) comprises a fan connecting plate (41), a fan driving member (42), a fan condensing plate (43), a fan radiating pipe (44) and a plurality of fan blades (45);
the fan connecting plate (41) is provided with a fan driving piece (42) in a penetrating manner, and the fan connecting plate (41) is fixedly connected to the inner wall of the ventilation pipeline body (1);
the machine body of the fan driving piece (42) is fixedly connected to the fan connecting plate (41), and the output end of the fan driving piece (42) is fixedly connected with a plurality of fan blades (45);
the end face, deviating from the fan connecting plate (41), of the machine body of the fan driving piece (42) is fixedly connected with the fan condensing plate (43);
the fan radiating pipe (44) is fixedly connected to the side face, deviating from the fan driving piece (42), of the fan condensation plate (43).
3. The subway station ventilation pipeline wall-through fireproof blocking structure according to claim 1, further comprising an air blower body (5) and an air exhaust seat body (6);
the air blower body (5) is arranged at the joint of the ventilating duct body (1) and the exhaust duct (2);
the exhaust seat body (6) is arranged at the output end of the exhaust pipeline (2).
4. The fire blocking structure of a ventilation duct through-wall of a subway station as claimed in claim 3, wherein said blower body (5) comprises a blower base (51), a blower housing (52) and a blower driving assembly (53);
the blower shell (52) is provided with a blower air inlet (521) and a blower air outlet (522);
the blower base (51) is fixedly connected to the inner wall of the exhaust pipeline (2);
the blower driving assembly (53) is disposed on a surface of the blower base (51).
5. The fire-proof blocking structure of a subway station ventilation pipeline through-wall as claimed in claim 3, wherein said exhaust seat body (6) comprises an exhaust seat connecting plate (61), an exhaust seat fixing seat (62), an exhaust seat rotating ring (63), an exhaust seat top plate (64) and a plurality of exhaust seat blades (65);
the exhaust seat connecting plate (61) is fixedly connected to the output end of the exhaust pipeline (2) and communicated with the exhaust pipeline (2);
the exhaust seat fixing seat (62) is fixedly connected with the exhaust seat connecting plate (61);
the exhaust seat rotating ring (63) is rotatably connected to the end face, deviating from the exhaust seat connecting plate (61), of the exhaust seat fixing seat (62);
one ends of the exhaust seat blades (65) are scattered and fixedly connected to the exhaust seat rotating ring (63), and the other ends of the exhaust seat blades (65) are gathered and fixedly connected to the exhaust seat top plate (64);
the exhaust seat blades (65) are arranged in an arc shape, and gaps exist among the exhaust seat blades (65).
6. The fire-proof blocking structure of the subway station ventilation pipeline through-wall according to claim 2, wherein said conveying fan (4) further comprises a fan sloping plate (46) and a fan baffle plate (47);
the fan baffle (47) is fixedly connected to the end face, deviating from the fan condensation plate (43), of the fan driving piece (42);
the fan inclined plate (46) is fixedly connected to the side face, deviating from the fan driving piece (42), of the fan baffle plate (47).
7. The fire-proof blocking structure of the subway station ventilation pipeline through-wall according to claim 5, characterized by further comprising a plurality of flanges (7);
a plurality of flange (7) fixed connection in exhaust pipe (2)'s output port, exhaust seat connecting plate (61) fixed connection in be in the top of flange (7).
8. The fire-proof blocking structure of a ventilation pipeline through wall of a subway station as claimed in claim 5, wherein said ventilation seat body (6) further comprises a weight increasing frame (66);
the bottom end of the weight increasing frame (66) is fixedly connected to the inner wall of the air exhaust seat fixing seat (62), and the top end of the weight increasing frame (66) is fixedly connected to the air exhaust seat top plate (64).
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| Application Number | Priority Date | Filing Date | Title |
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| CN202210260362.9A CN114542813A (en) | 2022-03-17 | 2022-03-17 | Subway station air pipe wall-through's fire prevention block structure |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202210260362.9A CN114542813A (en) | 2022-03-17 | 2022-03-17 | Subway station air pipe wall-through's fire prevention block structure |
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| CN114542813A true CN114542813A (en) | 2022-05-27 |
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Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100563992B1 (en) * | 2004-11-15 | 2006-03-29 | 정혁수 | Ventilation device for tunnel |
| US20130220469A1 (en) * | 2012-08-24 | 2013-08-29 | Abc Industries, Inc. | Ventilation ducting arrangement |
| KR101553036B1 (en) * | 2015-03-31 | 2015-09-15 | 창전이앤시 주식회사 | Enclosure apparatus for fire suppression in tunnel |
| CN206709289U (en) * | 2017-04-01 | 2017-12-05 | 中启胶建集团有限公司 | A kind of air conditioner |
| CN111271111A (en) * | 2020-04-01 | 2020-06-12 | 贵州省交通规划勘察设计研究院股份有限公司 | Mechanical ventilation pipe capable of adjusting pipe orifice direction and using method thereof |
| CN211623479U (en) * | 2019-11-11 | 2020-10-02 | 霍州煤电集团有限责任公司 | Dust device for coal mine production |
| CN214738252U (en) * | 2020-12-30 | 2021-11-16 | 北京市城远市政工程有限责任公司 | Ventilation system of underground comprehensive pipe gallery |
-
2022
- 2022-03-17 CN CN202210260362.9A patent/CN114542813A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100563992B1 (en) * | 2004-11-15 | 2006-03-29 | 정혁수 | Ventilation device for tunnel |
| US20130220469A1 (en) * | 2012-08-24 | 2013-08-29 | Abc Industries, Inc. | Ventilation ducting arrangement |
| KR101553036B1 (en) * | 2015-03-31 | 2015-09-15 | 창전이앤시 주식회사 | Enclosure apparatus for fire suppression in tunnel |
| CN206709289U (en) * | 2017-04-01 | 2017-12-05 | 中启胶建集团有限公司 | A kind of air conditioner |
| CN211623479U (en) * | 2019-11-11 | 2020-10-02 | 霍州煤电集团有限责任公司 | Dust device for coal mine production |
| CN111271111A (en) * | 2020-04-01 | 2020-06-12 | 贵州省交通规划勘察设计研究院股份有限公司 | Mechanical ventilation pipe capable of adjusting pipe orifice direction and using method thereof |
| CN214738252U (en) * | 2020-12-30 | 2021-11-16 | 北京市城远市政工程有限责任公司 | Ventilation system of underground comprehensive pipe gallery |
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