CN211625610U

CN211625610U - Automatic smoke exhaust device for fire engineering

Info

Publication number: CN211625610U
Application number: CN202020120181.2U
Authority: CN
Inventors: 王吉; 王萍
Original assignee: Tianjin Putai Fire Engineering Co ltd
Current assignee: Tianjin Putai Fire Engineering Co ltd
Priority date: 2020-01-19
Filing date: 2020-01-19
Publication date: 2020-10-02
Anticipated expiration: 2030-01-19

Abstract

The utility model relates to the technical field of fire-fighting equipment, and discloses an automatic smoke exhaust device for fire-fighting engineering, which comprises an air pipe, wherein the air pipe is provided with a plurality of air inlet pipes and connecting pipes, and the connecting pipes are connected to an external fan so as to discharge indoor smoke to the outdoor; a cleaning mechanism for cleaning smoke dust on the inner wall of the air pipe is arranged in the air pipe; this automatic fume extractor for fire engineering can clear up remaining smoke and dust in the tuber pipe automatically, and is easy and simple to handle, and the practicality is high.

Description

Automatic smoke exhaust device for fire engineering

Technical Field

The utility model relates to a fire-fighting equipment technical field, concretely relates to automatic fume extractor for fire engineering.

Background

In residential or commercial buildings, fire protection is a critical ring. According to the fire statistics data, the smoke dust is the main culprit of death of people caused by building fire, particularly in large-scale shopping malls or office buildings, due to unsmooth ventilation, the proportion of death of people due to smoking is large and can reach as high as 80%, and most of people who are burned by fire after being stunned due to smoke dust poisoning. In the rising number of people in fire, most people die due to suffocation reaction caused by dense smoke choking, and according to fire control regulations, fire protection and smoke exhaust devices are required to be arranged in waiting areas of public transportation such as subways, airports, railway stations and the like, large shopping malls, cinemas and indoor entertainment places.

The existing fire-fighting smoke exhaust device pumps smoke out of a house or a business building through an air pipe matched with a fan and then discharges the smoke out of the house or the business building. The smoke generated by fire contains a large amount of harmful substances, the smoke is very easy to remain on the inner wall of the air pipe, the air pipe is usually arranged on a ceiling or in a narrow air channel, the air pipe needs to be detached or climbed into the air pipe during cleaning, and the cleaning is very troublesome.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims to provide a fire engineering uses automatic fume extractor, this fire engineering uses automatic fume extractor can clear up remaining smoke and dust in the tuber pipe automatically, and is easy and simple to handle, and the practicality is high.

In order to achieve the above object, the present invention provides the following technical solutions:

an automatic smoke exhaust device for fire engineering comprises an air pipe, wherein a plurality of air inlet pipes and connecting pipes are arranged on the air pipe, and the connecting pipes are connected to an external fan so as to discharge indoor smoke to the outside; and a cleaning mechanism for cleaning smoke dust on the inner wall of the air pipe is arranged in the air pipe.

The utility model discloses in, preferred, clearance mechanism is including locating clearance brush in the tuber pipe and be used for the drive the actuating mechanism of clearance brush motion.

In the present invention, preferably, the driving mechanism includes a screw rod connected to the cleaning brush via a thread, and a driving motor for driving the screw rod to rotate, and the screw rod passes through the air duct and is mounted on the air duct via a bearing seat; the output end of the driving motor is connected with a driving synchronous wheel, one end of the screw rod is provided with a driven synchronous wheel, and the driving synchronous wheel is connected with the driven synchronous wheel through a synchronous belt.

The utility model discloses in, it is preferred, the small opening has been seted up to the tuber pipe both sides, be equipped with the collecting box under the small opening.

The utility model discloses in, preferred, be equipped with in the collecting box and prevent flying the dirt subassembly, be used for preventing smoke and dust in the collecting box returns to the tuber pipe.

The utility model discloses in, it is preferred, prevent flying dust subassembly is including preventing the flying dust board, prevent the flying dust board with the collecting box rotates to be connected, just prevent the slope of flying dust board and set up, prevent the flying dust board with still be equipped with elastic support piece between the collecting box, elastic support piece is used for supporting prevent the flying dust board.

In the present invention, preferably, each of the air inlet pipes is provided with a fan therein.

The utility model discloses in, it is preferred, the fan is equipped with the safety cover outward, the safety cover has a plurality of ventilation portions.

The utility model discloses in, it is preferred, the air intake of air-supply line is equipped with the shutter.

The utility model discloses in, it is preferred, be equipped with the slot on the air-supply line, be equipped with on the shutter with the inserted link that the slot corresponds.

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

the utility model discloses an automatic smoke exhaust device for fire engineering is through being provided with clearance mechanism in the tuber pipe, and remaining smoke and dust in clearance mechanism can the automatic clearance tuber pipe, should clear up the mechanism and be applicable to square tuber pipe or circular tuber pipe, and easy and simple to handle, the practicality is high.

Drawings

Fig. 1 is a schematic structural view of an automatic smoke exhaust device for fire fighting engineering according to the present embodiment.

Fig. 2 is a front view of an automatic smoke exhaust device for fire fighting.

Fig. 3 is a rear view of an automatic smoke exhaust device for fire fighting.

Fig. 4 is a plan view of an automatic smoke exhaust device for fire fighting.

Fig. 5 is a schematic view of a disassembled structure of an automatic smoke exhaust device for fire fighting engineering according to the embodiment.

Fig. 6 is a partial schematic structural view of an automatic smoke exhaust device for fire fighting engineering according to the present embodiment.

Fig. 7 is a schematic structural diagram of a collection box and a fly ash prevention component in an automatic smoke exhaust device for fire engineering according to the embodiment.

Fig. 8 is a schematic view of a disassembled structure of the collection box and the flying dust prevention assembly in the automatic smoke exhaust device for fire engineering in the embodiment.

In the drawings: 10-air pipe, 101-leak hole, 11-air inlet pipe, 111-slot, 20-connecting pipe, 30-cleaning mechanism, 31-cleaning brush, 32-driving mechanism, 321-screw rod, 322-driving motor, 40-collecting box, 50-dust flying prevention component, 51-dust flying prevention plate, 52-elastic supporting piece, 60-fan, 61-protective cover, 70-shutter and 71-plug rod.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When a component is referred to as being "connected" to another component, it can be directly connected to the other component or intervening components may also be present. When a component is referred to as being "disposed on" another component, it can be directly on the other component or intervening components may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

Referring to fig. 1 to 8, a preferred embodiment of the present invention provides an automatic smoke exhaust device for fire fighting engineering, which includes an air duct 10, wherein the air duct 10 is provided with a plurality of air inlet pipes 11 and a connecting pipe 20, and the connecting pipe 20 is connected to an external fan to exhaust indoor smoke to the outside; a cleaning mechanism 30 for cleaning smoke dust on the inner wall of the air pipe 10 is arranged in the air pipe 10.

Specifically, the cleaning mechanism 30 includes a cleaning brush 31 disposed in the air duct 10, and a driving mechanism 32 for driving the cleaning brush 31 to move; cleaning brush 31 suits with tuber pipe 10 shape, selects corresponding square or circular cleaning brush 31 to square tuber pipe 10 or circular tuber pipe 10 promptly, and cleaning brush 31 round trip movement in tuber pipe 10 under actuating mechanism 32 drives realizes the interior remaining smoke and dust of automatic clearance tuber pipe 10, and the practicality is high.

In this embodiment, the driving mechanism 32 includes a screw rod 321 in threaded connection with the cleaning brush 31, and a driving motor 322 for driving the screw rod 321 to rotate, wherein the screw rod 321 penetrates through the air duct 10 and is mounted on the air duct 10 through a bearing seat; the output end of the driving motor 322 is connected with a driving synchronous wheel, one end of the screw rod 321 is provided with a driven synchronous wheel, and the driving synchronous wheel is connected with the driven synchronous wheel through a synchronous belt; a synchronizing wheel protective cover is sleeved outside the driving synchronizing wheel and the driven synchronizing wheel; the driving motor 322 drives the driving synchronous wheel to rotate when working, the driven synchronous wheel rotates along with the driving synchronous wheel under the driving of the synchronous belt, the screw rod 321 is driven to rotate to realize the back and forth movement of the cleaning brush 31 in the air pipe 10, and the residual smoke dust in the air pipe 10 is cleaned to the two ends of the air pipe 10.

In this embodiment, leak holes 101 have been seted up to tuber pipe 10 both sides, be equipped with the installing frame that is used for placing collecting box 40 under leak hole 101, the collecting box 40 outside is equipped with the handle, and the pulling handle can be with collecting box 40 pull play installing frame, and collecting box 40 is the smoke and dust of cleaning brush 31 round trip movement clearance in tuber pipe 10 promptly, falls into in collecting box 40 by leak hole 101.

In the present embodiment, a flying dust prevention assembly 50 is provided in the collection box 40 for preventing the smoke in the collection box 40 from returning to the wind pipe 10. Specifically, the flying dust prevention assembly 50 comprises a flying dust prevention plate 51, the flying dust prevention plate 51 is rotatably connected with the collection box 40, the flying dust prevention plate 51 is obliquely arranged, an elastic support 52 is further arranged between the flying dust prevention plate 51 and the collection box 40, and the elastic support 52 is used for supporting the flying dust prevention plate 51; the smoke dust slides into the collecting box 40 from the fly dust prevention plate 51, and the tilt arrangement of the fly dust prevention plate 51 can reduce the smoke dust below the fly dust prevention plate 51 to return to the air duct 10 along with the wind flow.

Furthermore, the anti-dust-flying plates 51 on both sides of the air duct 10 are disposed in an inclined manner, i.e. in an inverted-splayed manner.

In the present embodiment, a fan 60 is disposed in each of the air inlet pipes 11, the fan 60 can flow air outside the air inlet pipe 11 into the air inlet pipe 10, a protective cover 61 is disposed outside the fan 60, and the protective cover 61 has a plurality of ventilation portions; the protective cover 61 can protect the fan 60 to some extent and also prevent a large or long linear solid from being wound around the fan 60.

In this embodiment, the air inlet of the air inlet pipe 11 is provided with a louver 70, and the louver 70 can also prevent large or long linear solids from entering the air pipe 10 and causing the air pipe 10 to be blocked.

In this embodiment, the air inlet duct 11 is provided with the insertion slot 111, the louver 70 is provided with the insertion rod 71 corresponding to the insertion slot 111, and the insertion rod 71 is inserted into the insertion slot 111, so that the louver 70 can be fixed on the air inlet duct 11.

The working principle is as follows:

when in use, the smoke exhaust device is arranged in a ceiling or an air channel of a safe passage or a corridor, etc., the connecting pipe 20 is communicated with the air pipe 10, and the connecting pipe 20 is connected to an external fan;

during smoke discharge, the external fan and fan 60 work to discharge indoor smoke to the outside;

if the air duct 10 needs to be cleaned, the driving motor 322 works to drive the driving synchronous wheel to rotate, the driven synchronous wheel is driven by the synchronous belt to rotate along with the driving synchronous wheel, the screw rod 321 is driven to rotate to realize that the cleaning brush 31 moves back and forth in the air duct 10, and the residual smoke dust in the air duct 10 is cleaned to the collecting boxes 40 at the two ends of the air duct 10; the worker only needs to take the collecting box 40 down to clean the smoke in the collecting box 40.

The above description is for the detailed description of the preferred possible embodiments of the present invention, but the embodiments are not intended to limit the scope of the present invention, and all equivalent changes or modifications accomplished under the technical spirit suggested by the present invention should fall within the scope of the present invention.

Claims

1. An automatic smoke exhaust device for fire engineering comprises an air pipe (10), wherein a plurality of air inlet pipes (11) and connecting pipes (20) are arranged on the air pipe (10), and the connecting pipes (20) are connected to an external fan so as to exhaust indoor smoke to the outside; the device is characterized in that a cleaning mechanism (30) for cleaning smoke dust on the inner wall of the air pipe (10) is arranged in the air pipe (10).

2. A fire engineering smoke exhaust device according to claim 1, wherein said cleaning means (30) comprises a cleaning brush (31) disposed in said air duct (10), and a driving means (32) for driving said cleaning brush (31) to move.

3. The automatic smoke exhaust device for the fire fighting project is characterized in that the driving mechanism (32) comprises a screw rod (321) in threaded connection with the cleaning brush (31) and a driving motor (322) for driving the screw rod (321) to rotate, wherein the screw rod (321) penetrates through the air pipe (10) and is mounted on the air pipe (10) through a bearing seat;

the output end of the driving motor (322) is connected with a driving synchronous wheel, one end of the screw rod (321) is provided with a driven synchronous wheel, and the driving synchronous wheel is connected with the driven synchronous wheel through a synchronous belt.

4. The automatic smoke exhaust device for the fire fighting project according to claim 1 is characterized in that leakage holes (101) are formed in two sides of the air pipe (10), and a collecting box (40) is arranged right below the leakage holes (101).

5. A fire engineering smoke exhaust apparatus according to claim 4, wherein said collection box (40) is provided with a fly ash prevention assembly (50) for preventing the smoke in said collection box (40) from returning to said air duct (10).

6. The automatic smoke exhaust device for the fire fighting project according to claim 5 is characterized in that the dust-proof assembly (50) comprises a dust-proof plate (51), the dust-proof plate (51) is rotatably connected with the collection box (40), the dust-proof plate (51) is obliquely arranged, an elastic support member (52) is further arranged between the dust-proof plate (51) and the collection box (40), and the elastic support member (52) is used for supporting the dust-proof plate (51).

7. A fire protection project automatic smoke exhaust device according to claim 1, wherein a fan (60) is provided in each of said air inlet pipes (11).

8. The automatic smoke exhaust device for the fire fighting project according to claim 7 is characterized in that a protective cover (61) is arranged outside the fan (60), and the protective cover (61) is provided with a plurality of ventilation parts.

9. A fire engineering smoke exhaust device according to claim 1, wherein the air inlet of the air inlet pipe (11) is provided with a shutter (70).

10. The automatic smoke exhaust device for the fire fighting project according to claim 9, wherein the air inlet pipe (11) is provided with a slot (111), and the louver (70) is provided with a plug-in rod (71) corresponding to the slot (111).