CN219656219U

CN219656219U - Building fire control smoke exhaust structure

Info

Publication number: CN219656219U
Application number: CN202320262915.4U
Authority: CN
Inventors: 张宾
Original assignee: Shandong Changsheng Construction Co ltd
Current assignee: Shandong Changsheng Construction Co ltd
Priority date: 2023-02-16
Filing date: 2023-02-16
Publication date: 2023-09-08
Anticipated expiration: 2033-02-16

Abstract

The utility model relates to the technical field of building fire protection and discloses a building fire protection smoke exhaust structure, which comprises a smoke exhaust main pipe, wherein a floor smoke exhaust pipe is arranged on one side wall of the smoke exhaust main pipe, a smoke exhaust port is arranged at the lower end of the floor smoke exhaust pipe, a first filter screen is arranged at the lower end of the smoke exhaust port, the smoke exhaust main pipe, the floor smoke exhaust pipe, the smoke exhaust port, the first exhaust fan and the second exhaust fan are arranged on the floor of a building, when a fire disaster occurs, smoke in the floor can be effectively sucked and exhausted, better conditions are created for people to escape, the smoke exhausted from the building can be filtered and cooled by water through a water storage tank, a connecting pipe, a water inlet pipe and a water level sensor, a desulfurizing agent or other treating agents can be added into the water storage tank as required, the smoke is further purified, excessive smoke in the exhausted smoke is prevented, and a better operation environment is provided for firefighters who cable down the top floor.

Description

Building fire control smoke exhaust structure

Technical Field

The utility model belongs to the technical field of building fire protection, and particularly relates to a building fire protection smoke exhaust structure.

Background

In various disasters, fire is one of the main disasters which most often and most commonly threatens public safety and social development, and in high-rise buildings, the hazard of the fire is huge, so various fire-fighting equipment can be additionally arranged in the buildings to reduce the hazard of the fire, the fire-fighting smoke discharging structure of the buildings can reduce smoke in fire floors, the escape rate of personnel is increased, and the rescue work of firefighters is also facilitated.

In the patent with publication number of CN212703577U, the structure design can increase the range of smoke exhaust, but the smoke exhaust device does not have smoke filtering and cooling measures, thick smoke and a large amount of smoke dust can be generated on the roof of a building, the environment can be influenced, the working safety of firefighters in the cable-falling of the roof is influenced, and the practicability is insufficient.

Disclosure of Invention

Aiming at the situation, in order to overcome the defects of the prior art, the utility model provides the fire-fighting smoke discharging structure for the building, which effectively solves the problems that the existing fire-fighting smoke discharging structure for the building does not have smoke filtering and cooling measures, dense smoke and a large amount of smoke dust can be generated on the roof of the building, the environment can be influenced, the working safety of firefighters in the top building is influenced, and the practicability is insufficient.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a building fire control smoke exhaust structure, includes the house steward that discharges fume, be provided with floor smoke exhaust pipe on a house steward lateral wall, floor smoke exhaust pipe lower extreme is provided with the exhaust port, the exhaust port lower extreme is provided with first filter screen, is located first filter screen top be provided with first air exhauster on the exhaust port inner wall, the floor smoke exhaust pipe is close to be provided with the second air exhauster on the house steward one end inner wall that discharges fume, the house steward upper end has the top cap through bolted connection, top cap upper end middle part is provided with the connecting pipe, the connecting pipe is kept away from top cap one end periphery is provided with the cistern, be provided with the inlet tube on an inner wall of cistern, be provided with level sensor on another inner wall of cistern, cistern one lateral wall lower part is provided with first blow off pipe, first blow off pipe is kept away from cistern one end is provided with the rose box, the rose box is kept away from first blow off pipe one lateral wall lower part is provided with the second blow off pipe, be provided with the second filter screen in the rose box, the second is provided with the case lid on the filter box.

Preferably, the floor fume exhaust pipe end is connected with the fume exhaust main pipe side wall through a flange, the fume exhaust port upper end is welded with the floor fume exhaust pipe lower end, and the first exhaust fan is connected with the fume exhaust port inner wall through a bolt.

Preferably, the first filter screen with the exhaust port lower extreme passes through the draw-in groove to be connected, the second air exhauster with the floor is discharged fume the pipe inner wall and is passed through bolted connection, the connecting pipe with the top cap passes through flange joint.

Preferably, the cistern is arranged on the roof of a building, the water inlet pipe is connected with the side wall of the cistern through a flange, the water level sensor is connected with the inner wall of the cistern through a screw, and the first drain pipe and the second drain pipe are connected with an electronic valve through threads.

Preferably, the first blow-off pipe with the rose box and cistern lateral wall all pass through flange joint, the second blow-off pipe with the rose box lateral wall passes through flange joint, the case lid with the rose box upper end passes through bolted connection.

Preferably, the lower end of the second filter screen is connected with the inner bottom end of the filter box through a clamping groove, and the upper end of the second filter screen is connected with the lower end of the box cover through a clamping groove.

Compared with the prior art, the utility model has the beneficial effects that:

in this building fire control smoke exhaust structure, through setting up the total pipe of discharging fume and setting up in the floor smoke exhaust pipe of building individual floor, the exhaust port, first air exhauster and second air exhauster, when the conflagration breaks out, can effectually suck and discharge the flue gas in the building, create better condition for personnel flee for one's life, through setting up the cistern, the connecting pipe, inlet tube and level sensor, make building exhaust flue gas can be filtered and the cooling by water, also can add desulfurizing agent or other treatment agents as required in the cistern, further purification treatment to the flue gas, prevent that the flue gas in the exhaust flue gas is too much, provide better operation environment for the firefighter that the cable was fallen in the top building, the setting up of rose box and second filter screen can filter cistern exhaust sewage, impurity and pollutant are too much in the sewage, the aftertreatment of conveniently discharging water has been solved current building fire control smoke exhaust structure and does not possess flue gas filtration and cooling measure, can produce flue gas and a large amount of smoke and smoke dust in the building roof, can influence the environment, influence the fire fighter's safety of top building, the problem of falling, the practicality is not enough.

Drawings

The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model. In the drawings:

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a front cross-sectional view of the smoke evacuation manifold and floor smoke evacuation tube of the present utility model;

FIG. 3 is a front cross-sectional view of the filter housing of the present utility model;

in the figure: 1. a smoke exhaust main pipe; 2. floor smoke exhaust pipe; 3. a smoke outlet; 4. a first filter screen; 5. a first exhaust fan; 6. a second exhaust fan; 7. a top cover; 8. a connecting pipe; 9. a reservoir; 10. a water inlet pipe; 11. a water level sensor; 12. a first drain pipe; 13. a filter box; 14. a second drain pipe; 15. a second filter screen; 16. a case cover.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model; all other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In this embodiment, as shown in fig. 1-3, the utility model includes a smoke exhaust main pipe 1, a floor smoke exhaust pipe 2 is disposed on a side wall of the smoke exhaust main pipe 1, a smoke exhaust port 3 is disposed at a lower end of the floor smoke exhaust pipe 2, a first filter screen 4 is disposed at a lower end of the smoke exhaust port 3 above the first filter screen 4, a first exhaust fan 5 is disposed on an inner wall of the smoke exhaust port 3 located above the first filter screen 4, a second exhaust fan 6 is disposed on an inner wall of an end of the floor smoke exhaust pipe 2 close to the smoke exhaust main pipe 1, a top cover 7 is connected to an upper end of the smoke exhaust main pipe 1 through bolts, a connecting pipe 8 is disposed in a middle portion of an upper end of the top cover 7, a reservoir 9 is disposed at a periphery of an end of the connecting pipe 8 far from the top cover 7, a water inlet pipe 10 is disposed on an inner wall of the reservoir 9, a water level sensor 11 is disposed on another inner wall of the reservoir 9, a first drain pipe 12 is disposed at a lower portion of a side wall of the reservoir 9, a filter tank 13 is disposed at an end of the first drain pipe 12 far from the reservoir 9, a second drain pipe 14 is disposed at a lower portion of a side of the filter tank 13 far from the first drain pipe 12, a second filter screen 15 is disposed in the filter tank 13, and a cover 16 is disposed at an upper end of the second filter screen 16.

Wherein, the floor is discharged fume pipe 2 tip and is passed through flange joint with the house steward 1 lateral wall that discharges fume, the welding of exhaust port 3 upper end and floor is discharged fume pipe 2 lower extreme, first air exhauster 5 passes through bolted connection with exhaust port 3 inner wall, first filter screen 4 passes through the draw-in groove with exhaust port 3 lower extreme and is connected, second air exhauster 6 passes through bolted connection with the house steward 2 inner wall, connecting pipe 8 passes through flange joint with top cap 7, the floor is discharged fume pipe 2 and is distributed in each floor, first air exhauster 5 is in the flue gas to the floor is discharged fume pipe 2 in each floor of during operation through first filter screen 4 suction, then in being sent to the house steward 1 by second air exhauster 6, upwards discharge.

Wherein, reservoir 9 sets up in the building roof, inlet tube 10 passes through flange joint with reservoir 9 lateral wall, water level sensor 11 passes through screw connection with reservoir 9 inner wall, all there is electronic valve through threaded connection on first blow off pipe 12 and the second blow off pipe 14, inlet tube 10 is connected with outside water supply piping, reservoir 9 can collect the rainwater and also can use outside water supply, water level sensor 11 can real-time perception water level in the reservoir 9, and with perception information feedback to external control equipment, external control equipment is lower if the water level in the reservoir 9 is found, electronic valve on inlet tube 10 will be opened, make the outside supply water supply to reservoir 9 in, after the water level reaches the requirement, close electronic valve on the inlet tube 10 again, flue gas in the exhaust manifold 1 can get into in the reservoir 9 through connecting pipe 8, by the water filtration and the cooling in the reservoir 9, then discharge again, also can add desulfurizing agent or other treating agents as required in the reservoir 9, further purification treatment of flue gas.

Wherein, first blow off pipe 12 and rose box 13 and cistern 9 lateral wall all pass through flange joint, second blow off pipe 14 passes through flange joint with rose box 13 lateral wall, case lid 16 passes through bolted connection with rose box 13 upper end, second filter screen 15 lower extreme passes through the draw-in groove with rose box 13 inner bottom, second filter screen 15 upper end passes through the draw-in groove with case lid 16 lower extreme and is connected, after the work for a period, can open the electronic valve on the first blow off pipe 12, make the sewage in the cistern 9 discharge rose box 13 through first blow off pipe 12, discharge through second blow off pipe 14 after the filtration of second filter screen 15, owing to the conflagration incidence is lower, so the interval period of sewage discharge is longer, the clearance maintenance cycle of rose box 13 is also longer, rose box 13 is when needs clearance maintenance, can open case lid 16, clear up the maintenance to rose box 13 inside and second filter screen 15.

Working principle: the smoke exhaust structure uses external power supply, and by external control equipment control work, when the during operation, fire control supervisory equipment detects that there is the floor to take place the conflagration, can control first air exhauster 5 and second air exhauster 6 work in the corresponding floor, first air exhauster 5 is in the during operation through the flue gas in each floor of first filter screen 4 suction to floor smoke exhaust pipe 2 in, then send to in the exhaust manifold 1 by second air exhauster 6, upwards discharge, flue gas in the exhaust manifold 1 can get into in the cistern 9 through connecting pipe 8, by the water filtration and the cooling in the cistern 9, then discharge again, also can add desulfurizing agent or other treating agents as required in the cistern 9, further purification treatment to the flue gas, after a period of operation, can open the electronic valve on the first blow off pipe 12, make the interior sewage of cistern 9 discharge into rose box 13 through first blow off pipe 12, rethread second blow off pipe 14 discharge after the second filter screen 15 filters, cistern 9 also can use external water supply, water level sensor 11 can sense the water level in 9 in real time, and with the perception information can get into cistern 9 through connecting pipe 8, water level sensor 10 is more can be opened to the electronic valve in the external control equipment if the required is opened, the water level is reached in the cistern 9, the water level is cooled down, can be guaranteed to the outside the cistern is opened, the water level is required to the electronic valve is opened in the cistern 9, if the water level is opened, the water level is required to be cooled down, and the water level is opened.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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

Claims

1. The utility model provides a building fire control smoke exhaust structure, includes smoke exhaust house steward (1), its characterized in that: the floor fume exhaust pipe (2) is arranged on one side wall of the fume exhaust main pipe (1), the fume exhaust port (3) is arranged at the lower end of the floor fume exhaust pipe (2), the first filter screen (4) is arranged at the lower end of the fume exhaust port (3), the first fume exhaust fan (5) is arranged on the inner wall of the fume exhaust port (3) above the first filter screen (4), the floor fume exhaust pipe (2) is close to the inner wall of one end of the fume exhaust main pipe (1), the second fume exhaust fan (6) is arranged on the upper end of the fume exhaust main pipe (1) through a bolt connection, the connecting pipe (8) is far away from the top cover (7), the middle part of the upper end of the top cover (7) is provided with a connecting pipe (8), the periphery of one end of the top cover (7) is provided with a water storage tank (9), the inner wall of the water storage tank (9) is provided with a water inlet pipe (10), the other inner wall of the water storage tank (9) is provided with a water level sensor (11), one side wall lower part of the water storage tank (9) is provided with a first blow-off pipe (12), the first blow-off pipe (12) is far away from the water storage tank (9) a filter tank (13), the first blow-off pipe (13) is far away from the first filter screen (13), the first blow-off pipe (13) is arranged on one side of the filter tank (13), the upper end of the second filter screen (15) is provided with a box cover (16).

2. A fire-fighting smoke evacuation structure for a building according to claim 1, wherein: the floor fume exhaust pipe (2) end with fume exhaust manifold (1) lateral wall passes through flange joint, fume exhaust port (3) upper end with floor fume exhaust pipe (2) lower extreme welding, first air exhauster (5) with fume exhaust port (3) inner wall passes through bolted connection.

3. A fire-fighting smoke evacuation structure for a building according to claim 1, wherein: the first filter screen (4) with exhaust port (3) lower extreme passes through the draw-in groove to be connected, second air exhauster (6) with the inner wall of floor exhaust fume pipe (2) passes through bolted connection, connecting pipe (8) with top cap (7) pass through flange joint.

4. A fire-fighting smoke evacuation structure for a building according to claim 1, wherein: the water level sensor is characterized in that the water reservoir (9) is arranged on the roof of a building, the water inlet pipe (10) is connected with the side wall of the water reservoir (9) through a flange, the water level sensor (11) is connected with the inner wall of the water reservoir (9) through a screw, and the first drain pipe (12) and the second drain pipe (14) are connected with electronic valves through threads.

5. A fire-fighting smoke evacuation structure for a building according to claim 1, wherein: the first blow-off pipe (12) with rose box (13) and cistern (9) lateral wall all pass through flange joint, second blow-off pipe (14) with rose box (13) lateral wall passes through flange joint, case lid (16) with rose box (13) upper end passes through bolted connection.

6. A fire-fighting smoke evacuation structure for a building according to claim 1, wherein: the lower end of the second filter screen (15) is connected with the inner bottom end of the filter box (13) through a clamping groove, and the upper end of the second filter screen (15) is connected with the lower end of the box cover (16) through a clamping groove.