CN214837219U

CN214837219U - Smoke-preventing and smoke-exhausting air supply device

Info

Publication number: CN214837219U
Application number: CN202120601937.XU
Authority: CN
Inventors: 庄秋远; 安邦
Original assignee: Shenzhen Huaqing Construction Co ltd
Current assignee: Shenzhen Huaqing Construction Co ltd
Priority date: 2021-03-24
Filing date: 2021-03-24
Publication date: 2021-11-23
Anticipated expiration: 2031-03-24

Abstract

The utility model relates to the technical field of smoke prevention and exhaust, in particular to an air supply device for smoke prevention and exhaust, which comprises a smoke exhaust pipe, wherein smoke exhaust ports are arranged on the left side and the right side of the upper end in the smoke exhaust pipe, a fixed rod is fixedly connected between the lower ends of the two smoke exhaust ports at the upper end in the smoke exhaust pipe, an air exhauster is fixedly connected in the middle of the upper end of the fixed rod, a rotating motor is fixedly connected in the middle of the lower end of the fixed rod, the lower end of the rotating motor is connected with a rotating shaft, a dust removal filter screen is fixed at the peripheral lower end in the smoke exhaust pipe and positioned at the rotating shaft through bolts, and a rotating plate is fixedly welded at the lower end of the rotating shaft and positioned below the dust removal filter screen; through the simultaneous working of air exhauster and exhaust fan, guaranteed exhaust fume efficiency, and do benefit to through the dust removal filter screen and filter the impurity in the flue gas, reduce simultaneously that impurity is stained with and attaches on the flabellum of air exhauster and exhaust fan, improved the smooth and easy degree when air exhauster and exhaust fan drive flabellum rotate, better improvement exhaust fume efficiency.

Description

Smoke-preventing and smoke-exhausting air supply device

Technical Field

The utility model relates to a prevent technical field that discharges fume, especially relate to an air supply arrangement for preventing discharging fume.

Background

The function of the smoke prevention and exhaust system mainly has two aspects: firstly, smoke-proof facilities are arranged at the evacuation channel and the position where people are dense, so that the safe evacuation of the people is facilitated; and toxic high-temperature smoke generated in a fire scene is discharged in time, so that the safety of an area is ensured, and the fire extinguishing barrier is eliminated.

Present air supply arrangement that is used for preventing discharging fume, when discharging fume the air supply through the pipe of discharging fume, if supply air through an air exhauster, the air supply effect is poor, thereby can influence smoke exhaust efficiency, and contain more impurity in the flue gas, impurity is easily stained with and attaches on the flabellum, smooth and easy degree when leading to the air exhauster to drive the flabellum rotation is lower, also can reduce smoke exhaust efficiency, even can install the dust removal filter screen in discharging fume a bit and carry out the edulcoration, but impurity is easily stained with and is difficult to clear up on the dust removal filter screen, lead to the dust removal filter screen to block up, and can increase intensity of labour through artifical clearance, and the impurity of clearing up down still easily leaves over in discharging fume the pipe, lead to impurity to be difficult to concentrate collection processing, so that the impurity after the clearance is stained with once more easily and attaches on the dust removal filter screen.

SUMMERY OF THE UTILITY MODEL

The utility model provides a be used for preventing air supply arrangement that discharges fume to the impurity that solves above-mentioned background art and propose is easily stained with attaches on the flabellum, reduces smoke exhaust efficiency, and impurity is stained with attaches and is difficult to the clearance on the dust removal filter screen, and the impurity after the clearance is difficult for collecting the problem of processing.

In order to solve the prior art problem, the utility model discloses a be used for preventing exhausting fume air supply arrangement, including the pipe of discharging fume:

the smoke exhaust pipe is characterized in that smoke exhaust ports are formed in the left side and the right side of the upper end inside the smoke exhaust pipe, a fixed rod is fixedly connected between the lower ends of the two smoke exhaust ports at the upper end inside the smoke exhaust pipe, an exhaust fan is fixedly connected to the middle of the upper end of the fixed rod, a rotating motor is fixedly connected to the middle of the lower end of the fixed rod, the lower end of the rotating motor is connected with a rotating shaft, a dust removal filter screen is fixed to the lower end of the periphery of the rotating shaft inside the smoke exhaust pipe through bolts, a rotating plate is fixedly welded to the lower end of the rotating shaft and below the dust removal filter screen, and cleaning brushes are connected to the upper end of the rotating plate and the left side and the right side of the rotating shaft;

the bottom end of the interior of the smoke exhaust pipe is fixedly connected with a dust collector, the upper end of the dust collector is rotatably connected with a dust collection shaft tube communicated with the dust collector, the upper end of the dust collection shaft tube is fixedly connected with the middle of the lower end of the rotating plate, dust inlet pipes are mounted on the upper portions of the front end and the rear end of the dust collection shaft tube, and a plurality of dust collection covers which are distributed left and right are connected to the upper portions of the dust inlet pipes.

Further, every equal fixedly connected with in the inside outer end of exhaust port separates the net, inside just being located of exhaust port separate the inboard of net and all be fixed with the exhaust fan through the bolt.

Furthermore, a smoke inlet pipe is connected to the left side of the smoke exhaust pipe and is positioned above the left side of the dust collector, and the smoke inlet pipe is communicated with the smoke exhaust pipe.

Furthermore, the rotating shaft is rotatably connected with the dust removal filter screen, and the upper end face of the cleaning brush is in contact with the lower end face of the dust removal filter screen.

Furthermore, the front end and the rear end of the dust absorption shaft tube are positioned between the inner sides of the two dust inlet tubes and are connected with a communicating tube, and the dust absorption shaft tube, the communicating tube and the dust inlet tubes are communicated with each other.

Furthermore, the dust hood is communicated with the dust inlet pipes, and the two dust inlet pipes are respectively positioned at the front part and the rear part of the lower end of the rotating plate.

Compared with the prior art, the utility model discloses the beneficial effect who realizes:

through the simultaneous operation of the exhaust fan and the exhaust fan, the smoke is sucked into the smoke exhaust pipe and then is discharged from the smoke outlet, the smoke exhaust efficiency is ensured, the dust removal filter screen is favorable for filtering impurities in the smoke, the impurities attached to the fan blades of the exhaust fan and the exhaust fan are reduced, the smoothness of the rotation of the fan blades driven by the exhaust fan and the exhaust fan is improved, the smoke exhaust efficiency is better improved, the dust removal filter screen is cleaned in a rotating manner through the cleaning brush, the impurities on the dust removal filter screen are cleaned rapidly and conveniently, the blockage of the dust removal filter screen is prevented, the complexity of manual cleaning is reduced, the labor intensity of workers is reduced, the impurities brushed off by the dust hood are absorbed, the impurities are prevented from entering the smoke exhaust pipe again, the cleaned impurities are prevented from being attached to the dust removal filter screen again, and the centralized collection and treatment of the cleaned impurities are facilitated, the subsequent cleaning trouble is reduced.

Drawings

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

FIG. 2 is a schematic view of a partially enlarged structure A of the present invention;

fig. 3 is a schematic view of the dust removing filter net of the present invention.

In FIGS. 1-3: the device comprises a smoke exhaust pipe 1, a smoke inlet pipe 2, a dust collector 3, a smoke outlet 4, a dust absorption shaft pipe 5, a fixed rod 6, an exhaust fan 7, a rotary motor 8, a dust removal filter screen 9, a rotary shaft 10, an exhaust fan 11, a separation net 12, a dust inlet pipe 13, a dust absorption cover 14, a rotary plate 15, a cleaning brush 16 and a communicating pipe 17.

Detailed Description

The following description is provided for illustrative purposes, and other advantages and features of the present invention will become apparent to those skilled in the art from the following detailed description.

Please refer to fig. 1 to 3:

an air supply arrangement for smoke protection, comprising a smoke exhaust duct:

the smoke exhaust pipe comprises a smoke exhaust pipe 1, wherein smoke exhaust ports 4 are formed in the left side and the right side of the upper end in the smoke exhaust pipe 1, a fixing rod 6 is fixedly connected between the lower ends of the two smoke exhaust ports 4 at the upper end in the smoke exhaust pipe 1, an exhaust fan 7 is fixedly connected in the middle of the upper end of the fixing rod 6, a rotating motor 8 is fixedly connected in the middle of the lower end of the fixing rod 6, a rotating shaft 10 is connected to the lower end of the rotating motor 8, a dust removal filter screen 9 is fixed to the lower end of the periphery of the rotating shaft 10 in the smoke exhaust pipe 1 through bolts, a rotating plate 15 is fixedly welded below the dust removal filter screen 9 at the lower end of the rotating shaft 10, cleaning brushes 16 are connected to the upper end of the rotating plate 15 and the left side and the right side of the rotating shaft 10, a smoke inlet pipe 2 is connected to the left side of the smoke exhaust pipe 1 and the left side of the dust collector 3, and the smoke inlet pipe 2 is communicated with the smoke exhaust pipe 1, the rotating shaft 10 is rotatably connected with the dust removal filter screen 9, and the upper end surface of the cleaning brush 16 is in contact with the lower end surface of the dust removal filter screen 9;

specifically, the exhaust fan 7 and the exhaust fan 11 are simultaneously started, the suction force generated by the operation of the exhaust fan 7 rapidly sucks the flue gas into the exhaust pipe 1 from the smoke inlet pipe 2, the efficiency of discharging the flue gas out of the exhaust pipe 1 through the smoke outlet 4 is accelerated by combining the operation of the exhaust fan 11, when the flue gas enters the exhaust pipe 1, the flue gas moves upwards through the dust removal filter screen 9, so that impurities in the flue gas are favorably filtered through the dust removal filter screen 9, because the exhaust fan 7 and the exhaust fan 11 both comprise the rotating motor and the fan blades, the impurities attached to the fan blades of the exhaust fan 7 and the exhaust fan 11 are reduced, the smoothness when the fan blades are driven by the exhaust fan 7 and the exhaust fan 11 to rotate is improved, the smoke discharge efficiency is better improved, when the impurities at the lower end of the dust removal filter screen 9 are excessive, the rotating motor 8 is started and drives the rotating shaft 10 and the rotating plate 15 to rotate, and the rotating plate 15 drives the cleaning brush 16 to rotate, because the up end of cleaning brush 16 contacts with dust removal filter screen 9 lower terminal surface, consequently do benefit to through the rotation of cleaning brush 16 and carry out rotatory brush cleaner to dust removal filter screen 9, do benefit to quick convenient impurity to on the dust removal filter screen 9 and clear up, prevent that dust removal filter screen 9 from producing and blockking up, reduced the loaded down with trivial details of artifical cleaning, reduce staff's intensity of labour.

The bottom end in the smoke exhaust pipe 1 is fixedly connected with a dust collector 3, the upper end of the dust collector 3 is rotatably connected with a dust collection shaft pipe 5 communicated with the dust collector 3, the upper end of the dust collection shaft pipe 5 is fixedly connected with the middle part of the lower end of the rotating plate 15, the upper parts of the front end and the rear end of the dust collection shaft pipe 5 are respectively provided with a dust inlet pipe 13, the upper part of each dust inlet pipe 13 is connected with a plurality of dust collection covers 14 which are distributed left and right, the front end and the rear end of the dust collection shaft pipe 5 and the inner sides of the two dust inlet pipes 13 are respectively connected with a communicating pipe 17, and the dust collection shaft pipe 5, the communicating pipes 17 and the dust inlet pipes 13 are communicated with each other;

further, when the cleaning brush 16 is brushing the dust removal filter screen 9, start dust catcher 3 simultaneously, because the rotor plate 15 can drive dust absorption central siphon 5 to rotate together when rotating, and the suction of dust catcher 3 is then through dust absorption central siphon 5, advance dirt pipe 13, communicating pipe 17 and suction hood 14 absorb the impurity that the brush got off, prevent that impurity from entering into the pipe 1 of discharging fume once more, so that the impurity after the clearance is stained with once more on dust removal filter screen 9, do benefit to the impurity after the clearance and concentrate the collection processing, it is troublesome to reduce follow-up clearance.

The outer end of the inner part of each smoke outlet 4 is fixedly connected with a separation net 12, and an exhaust fan 11 is fixed in each smoke outlet 4 and positioned on the inner side of the separation net 12 through bolts;

further, the separation net 12 separates external large sundries to prevent the large sundries from entering the smoke exhaust pipe 1 through the smoke exhaust port 4.

The dust hood 14 is communicated with the dust inlet pipes 13, and the two dust inlet pipes 13 are respectively positioned at the front and rear parts of the lower end of the rotating plate 15;

furthermore, because the two dust inlet pipes 13 are respectively positioned at the front and rear parts of the lower end of the rotating plate 15, the dust hood 14 is positioned at the front and rear parts of the lower end of the cleaning brush 16, so that after the cleaning brush 16 cleans impurities, the dust hood 14 can timely adsorb the impurities, and the effect of impurity absorption treatment is improved.

The above embodiments are merely illustrative of the principles and effects of the present invention, and are not to be construed as limiting the invention. Modifications and variations can be made to the above-described embodiments by those skilled in the art without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which may be made by those skilled in the art without departing from the spirit and technical spirit of the present invention be covered by the claims of the present invention.

Claims

1. The utility model provides a be used for preventing to discharge fume air supply arrangement, includes smoke exhaust pipe (1), its characterized in that:

the smoke exhaust pipe is characterized in that smoke exhaust ports (4) are formed in the left side and the right side of the upper end in the smoke exhaust pipe (1), a fixing rod (6) is fixedly connected between the lower ends of the two smoke exhaust ports (4) at the upper end in the smoke exhaust pipe (1), an exhaust fan (7) is fixedly connected to the middle of the upper end of the fixing rod (6), a rotating motor (8) is fixedly connected to the middle of the lower end of the fixing rod (6), a rotating shaft (10) is connected to the lower end of the rotating shaft (8), a dust removal filter screen (9) is fixed to the lower end of the periphery of the rotating shaft (10) in the smoke exhaust pipe (1) through bolts, a rotating plate (15) is fixedly welded below the dust removal filter screen (9) at the lower end of the rotating shaft (10), and cleaning brushes (16) are connected to the upper end of the rotating plate (15) and the left side and the right side of the rotating shaft (10);

the utility model discloses a smoke exhaust pipe, including the pipe of discharging fume (1), the inside bottom fixedly connected with dust catcher (3) of pipe (1), dust catcher (3) upper end rotate be connected with communicating dust absorption central siphon (5) of dust catcher (3), dust absorption central siphon (5) upper end with rotor plate (15) lower extreme middle part fixed connection, dust intake pipe (13) are all installed on the upper portion of dust absorption central siphon (5) front and back end, every the upper portion homogeneous phase of dust intake pipe (13) has connect suction hood (14) that a plurality of is left right side distribution.

2. The device for smoke prevention and air blowing according to claim 1, characterized in that: every equal fixedly connected with in inside outer end of exhaust port (4) separates net (12), inside just being located of exhaust port (4) separate the inboard of net (12) and all be fixed with exhaust fan (11) through the bolt.

3. The device for smoke prevention and air blowing according to claim 1, characterized in that: the smoke exhaust pipe (1) is arranged on the left side of the dust collector (3), the left upper part of the dust collector is connected with a smoke inlet pipe (2), and the smoke inlet pipe (2) is communicated with the smoke exhaust pipe (1).

4. The device for smoke prevention and air blowing according to claim 1, characterized in that: the rotating shaft (10) is rotationally connected with the dust removal filter screen (9), and the upper end face of the cleaning brush (16) is in contact with the lower end face of the dust removal filter screen (9).

5. The device for smoke prevention and air blowing according to claim 1, characterized in that: the dust collection device is characterized in that the front end and the rear end of the dust collection shaft tube (5) are positioned at two positions, the inner sides of the dust inlet tubes (13) are connected with communicating tubes (17), and the dust collection shaft tube (5), the communicating tubes (17) and the dust inlet tubes (13) are communicated with one another.

6. The device for smoke prevention and air blowing according to claim 1, characterized in that: the dust hood (14) is communicated with the dust inlet pipes (13), and the two dust inlet pipes (13) are respectively positioned at the front and rear parts of the lower end of the rotating plate (15).