CN216077646U

CN216077646U - Intelligent smoke exhaust fan for fire fighting

Info

Publication number: CN216077646U
Application number: CN202121937485.9U
Authority: CN
Inventors: 陈铭渊
Original assignee: Shanghai Jishen Intelligent Technology Co ltd
Current assignee: Shanghai Jishen Intelligent Technology Co ltd
Priority date: 2021-08-18
Filing date: 2021-08-18
Publication date: 2022-03-18
Anticipated expiration: 2031-08-18

Abstract

The utility model relates to the field of fire fighting equipment, in particular to a fire fighting intelligent smoke exhaust fan, which comprises a casing, wherein an air inlet and an air outlet are respectively arranged at two ends of the casing, the air inlet and the air outlet form a communicated air duct, an air exhaust assembly is arranged in the casing along the direction of the air duct, the air exhaust assembly comprises a rotating piece and fan blades arranged at the rotating end of the rotating piece, a plurality of moving pieces are arranged at two sides of each fan blade, the moving pieces are in transmission connection with a driving assembly, the driving assembly is used for driving the moving pieces to rotate to control the air duct to be closed or opened, a sealing cavity for cleaning the fan blades is formed between the moving pieces at two sides of the fan blades when the air duct is closed, a spraying piece for cleaning and spraying is arranged at the inner side of the sealing cavity, a sewage discharge outlet is arranged at the bottom of the sealing cavity, the fan blades in the casing can be cleaned by the utility model, the problem that the existing fire fighting exhaust fan blades need to be detached and then cleaned is avoided, the operation is complicated and time-consuming.

Description

Intelligent smoke exhaust fan for fire fighting

Technical Field

The utility model relates to the field of fire fighting equipment, in particular to an intelligent smoke exhaust fan for fire fighting.

Background

The fire-fighting smoke exhaust fan is a device installed in high-rise buildings, underground buildings and tunnels, is used for ventilation at ordinary times, can exhaust smoke to reduce personal and property loss when a fire disaster occurs, and can continuously operate at high temperature.

When the existing fire-fighting smoke exhaust fan operates, the fan blades are easily attached by smoke dust, oil stains and other impurities, the thickness of the fan blades is increased when the fan blades arrive, the rotating damping of the fan blades is improved, and the stable operation of the fan blades is hindered.

At present, when the fan blades of the fire-fighting exhaust fan are cleaned, the fan blades are required to be detached and then cleaned, and the operation is complex and time-consuming.

Disclosure of Invention

The utility model aims to provide an intelligent fire-fighting smoke exhaust fan, which aims to solve the problems that when the fan blades of the existing fire-fighting exhaust fan need to be cleaned, the fan blades need to be disassembled and then cleaned, and the operation is complex and time-consuming.

In order to achieve the purpose, the utility model provides a fire-fighting intelligent smoke exhaust fan which comprises a casing, wherein an air inlet and an air outlet are formed in two ends of the casing respectively, the air inlet and the air outlet form a communicated air duct, an air exhaust assembly is arranged in the casing along the direction of the air duct, the air exhaust assembly comprises a rotating piece and fan blades arranged at the rotating end of the rotating piece, a plurality of moving pieces are arranged on two sides of each fan blade, the moving pieces are in transmission connection with a driving assembly, the driving assembly is used for driving the moving pieces to rotate to control the air duct to be closed or opened, when the air duct is closed, a sealing cavity for cleaning the fan blades is formed between the moving pieces on two sides of each fan blade, a spraying piece for cleaning and spraying is arranged on the inner side of the sealing cavity, and a sewage discharge outlet is formed in the bottom of the sealing cavity.

As a further scheme of the utility model, the rotating piece is a rotating motor, a protective shell is arranged on the outer side of the rotating motor, and the protective shell is connected with the inner wall of the machine shell through a connecting piece.

As a further scheme of the utility model, the movable part is a movable plate, a rotating rod is arranged in the middle of the movable plate and is driven to rotate by a driving assembly, and a communicating hole for the rotating end of the rotating part to pass through is formed in the movable plate close to the rotating part.

As a further scheme of the utility model, the driving assembly is arranged in a power box outside the shell and comprises a movable frame and an expansion piece, wherein the movable frame is connected with the movable end of the expansion piece, a rack part is arranged on one side of the movable frame, which is close to the rotating rod, the rack part is meshed with a gear coaxially arranged on the rotating rod, and the expansion piece is used for moving the movable frame and driving the rotating rod to rotate.

As a further scheme of the utility model, the spraying part is a sprayer, a plurality of sprayers are arranged on two sides of the fan blade, and the sprayers are connected with a liquid storage tank arranged on the outer side of the shell and used for spraying the fan blade.

According to the utility model, the movable plates are designed in the shell, the air duct is controlled to be closed or opened through the rotation of the movable plates, when the air duct is closed, the sealing cavity for cleaning the fan blades is formed between the movable plates at two sides of the fan blades, the fan blades are sprayed through the sprayer arranged in the sealing cavity and cleaned through the rotation matching of the fan blades, and the problems that the fan blades of the existing fire-fighting exhaust fan need to be detached for cleaning, and the operation is complicated and time-consuming are solved.

Drawings

Fig. 1 is a schematic structural view of an intelligent fire-fighting smoke exhaust fan provided by an embodiment of the utility model.

Fig. 2 is a schematic view illustrating an installation of a movable plate according to an embodiment of the present invention.

Fig. 3 is a schematic structural diagram of a driving assembly according to an embodiment of the present invention.

In the figure: 1-a machine shell; 2, filtering a screen; 3-a movable plate; 31-rotating rods; 4-fan blades; 5-a transmission shaft; 6-rotating the motor; 7-a protective shell; 71-a connecting plate; 8-a drive assembly; 81-gear; 82-a movable frame; 83-telescopic cylinder; 9-a power box; 10-a liquid storage tank; 11-a sprayer; 12-a sewage draining outlet; 13-support column.

Detailed Description

The technical solution of the present invention will be described in further detail with reference to specific embodiments.

As shown in fig. 1 to 3, in the embodiment of the present invention, a fire-fighting intelligent smoke exhaust fan includes a casing 1, a plurality of support columns 13 are disposed at the bottom of the casing 1, anti-slip pads are disposed on the sides of the support columns 13 contacting with the ground, air inlets and air outlets are disposed at two ends of the casing 1, respectively, the air inlets and the air outlets form a communicated air duct, an air exhaust assembly is disposed in the casing 1 along the air duct direction, the air exhaust assembly includes a rotating member and fan blades 4 mounted at the rotating end of the rotating member, the rotating member is preferably a rotating motor 6, the rotating motor 6 is connected to the fan blades 4 through a transmission shaft 5, a plurality of moving members are disposed at two sides of the fan blades 4, the moving members are moving plates 3, the moving plates 3 are in transmission connection with a driving assembly 8, the driving assembly 8 is configured to drive the moving plates 3 to rotate to control the closing or opening of the air duct, when the air duct is closed, a sealing cavity used for cleaning the fan blade 4 is formed between the movable plates 3 on the two sides of the fan blade 4, a spraying piece used for cleaning and spraying is arranged on the inner side of the sealing cavity, and a sewage outlet 12 is formed in the bottom of the sealing cavity.

According to the utility model, when liquid drainage operation is carried out, the driving assembly 8 rotates to enable the movable plate 3 to be parallel to the direction of air flow in the air channel, smoke can circulate through the gap between the movable plates 3, when liquid drainage operation is finished, the driving assembly 8 drives the movable plates 3 to rotate at the moment, the air channel is closed and the fan blades 4 are sealed, a formed sealing cavity is used for cleaning the fan blades 4, cleaning agents and flushing liquids are sequentially sprayed through the spraying piece to clean stains on the surfaces of the fan blades 4, and impurities in the smoke are prevented from being attached to the surfaces of the fan blades 4.

As shown in fig. 1, in the embodiment of the present invention, a protective shell 7 is disposed outside the rotating motor 6, the protective shell 7 is connected to the inner wall of the housing 1 through a connecting member, the connecting member is a connecting plate 71, the rotating motor 6 is protected by the protective shell 7, the rotating motor 6 is prevented from being damaged, meanwhile, a filter screen 2 is disposed at an air inlet of the housing 1, the fan blades 4 are protected, and the filter screen 2 is detachably mounted, so as to facilitate later replacement.

As shown in fig. 2, in the embodiment of the present invention, a rotating rod 31 is installed in the middle of the movable plate 3, the rotating rod 31 is driven to rotate by the driving assembly 8, wherein a communication hole for passing the transmission shaft 5 is formed in the movable plate 3 near the rotating motor 6, and a sealing ring is arranged at the communication hole for sealing.

Meanwhile, the above embodiment is further explained, as shown in fig. 1 and fig. 3, the driving assembly 8 is installed in the power box 9 outside the casing 1, the driving assembly 8 includes a movable frame 82 and an expansion member, the expansion member is an expansion cylinder 83, a fixed end of the expansion cylinder 83 is fixedly installed on the power box 9, the movable frame 82 is connected with a movable end of the expansion cylinder 83, a rack portion is arranged on one side of the movable frame 82 close to the rotating rod 31, and the rack portion is engaged with the coaxially installed 81 on the rotating rod 31, when the present invention is driven, the movable frame 82 is driven to move by the expansion cylinder 83, the rotating rod 31 is driven to rotate by the rack portion and 81, so as to drive the movable plate 3 to rotate, of course, in actual design, other structures or parts with driving capability can be selected to replace the driving assembly 8 selected in the present method, for example, the rotating rods 31 on the same side are in driving connection by chains, perform uniform rotation, etc.

As shown in fig. 1, in the embodiment of the present invention, the spraying part is a sprayer 11, a plurality of sprayers 11 are installed on two sides of the fan blade 4, the spraying range of the sprayer 11 covers the fan blade 4 on one side, the sprayer 11 is connected with a liquid storage tank 10 arranged outside the casing 1, a cleaning agent and a flushing agent are respectively placed in the liquid storage tank 10, the cleaning agent and the flushing agent are used for spraying the fan blade 4 and cleaning the fan blade 4 in cooperation with rotation of the fan blade 4, and sewage in the cleaning process is discharged through a sewage discharge outlet 12 at the bottom of the sealed cavity.

Compared with the prior art, the movable plates 3 are designed in the casing 1, the air duct is controlled to be closed or opened through rotation of the movable plates 3, when the air duct is closed through the movable plates 3, the sealing cavity for cleaning the fan blades 4 is formed between the movable plates 3 on two sides of the fan blades 4, the fan blades 4 are sprayed through the sprayer 11 arranged in the sealing cavity and cleaned through rotation matching of the fan blades 4, and the problems that the fan blades 4 of the existing fire-fighting exhaust fan need to be cleaned after being disassembled, and the operation is complex and time-consuming are solved.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are used only for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

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 meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.

While the preferred embodiments of the present invention have been described in detail, the present invention is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present invention within the knowledge of those skilled in the art.

Claims

1. The utility model provides a fire control intelligence smoke exhaust fan, includes the casing, its characterized in that, air inlet and gas vent have been seted up respectively to the casing both ends, air inlet and gas vent form the wind channel of intercommunication, be equipped with the subassembly of airing exhaust along the wind channel direction in the casing, the subassembly of airing exhaust includes the rotating member and installs the flabellum at the rotating member rotation end, the flabellum both sides are equipped with a plurality of moving parts, and are a plurality of the moving part is connected with the drive assembly transmission, drive assembly is used for driving a plurality of moving part rotation control wind channel is closed or is opened, works as when the wind channel is closed, forms between a plurality of moving parts of flabellum both sides and is used for the abluent sealed chamber that sprays, sealed intracavity side is equipped with and is used for wasing the piece that sprays, and sealed chamber bottom is equipped with the drain.

2. The intelligent fire-fighting smoke exhaust fan according to claim 1, wherein the rotating part is a rotating motor, a protective shell is arranged on the outer side of the rotating motor, and the protective shell is connected with the inner wall of the casing through a connecting part.

3. The intelligent smoke exhaust fan for fire fighting of claim 1, wherein the movable member is a movable plate, a rotating rod is installed in the middle of the movable plate, the rotating rod is driven to rotate by a driving assembly, and a communication hole for allowing the rotating end of the rotating member to pass through is formed in the movable plate close to the rotating member.

4. The intelligent smoke exhaust fan for fire fighting of claim 3, wherein the driving component is installed in a power box outside the casing, the driving component comprises a movable frame and an extensible member, the movable frame is connected with the movable end of the extensible member, a rack portion is arranged on one side, close to the rotating rod, of the movable frame, the rack portion is meshed with a gear coaxially installed on the rotating rod, and the extensible member is used for moving the movable frame to drive the rotating rod to rotate.

5. A fire-fighting intelligent smoke exhaust fan as defined in any one of claims 1 to 4, wherein the spraying member is a plurality of sprayers installed on both sides of the fan blade, and the sprayers are connected to a liquid storage tank disposed outside the housing for spraying the fan blade.