CN212566140U

CN212566140U - Fire engineering is with preventing fume extractor

Info

Publication number: CN212566140U
Application number: CN202021294944.1U
Authority: CN
Inventors: 周路; 刘志明; 沈旭军
Original assignee: Hubei Chuhuai'an Fire Technology Co Ltd
Current assignee: Hubei Chuhuai'an Fire Technology Co Ltd
Priority date: 2020-07-06
Filing date: 2020-07-06
Publication date: 2021-02-19
Anticipated expiration: 2030-07-06

Abstract

The utility model discloses a fire engineering is with preventing fume extractor, including the ventilation passageway, the ventilation passageway is close to and is equipped with the recess on the left top surface, sliding connection has sealing mechanism in the recess, fixedly connected with rectangular block on the inner wall of ventilation passageway, the circular logical groove of intercommunication about being equipped with on the rectangular block, circular logical inslot is equipped with the mechanism of discharging fume, the right-hand member of ventilation passageway is equipped with the exhaust port. The utility model discloses a pulling handle moves into baffle cooperation spout and slider in the recess, fixes the baffle in the recess behind bolt and thread groove threaded connection, and the ventilation passageway of being convenient for discharges fume, seals ventilation passageway with baffle immigration ventilation passageway fit-in sealing strip simultaneously, improves sealed effect, and driving motor through the setting up of circular recess drives a plurality of blades on the dwang and rotates, discharges the flue gas in the ventilation passageway fast via the exhaust port, improves the sparse efficiency of flue gas emission.

Description

Fire engineering is with preventing fume extractor

Technical Field

The utility model relates to a fire control smoke exhaust engineering technical field especially relates to a fire control engineering is with preventing fume extractor.

Background

The smoke prevention and exhaust system is used for exhausting smoke or diluting the concentration of the smoke by adopting a mechanical pressurization air supply mode or a natural ventilation mode, is arranged in a building and used for controlling the movement of the smoke, preventing the smoke from spreading and diffusing to enter an evacuation channel at the initial stage of a fire disaster and providing safe evacuation guarantee for indoor personnel of the building.

When current fire engineering was with preventing fume extractor when the in-service use, the sealed effect of smoke protection in its ventilation channel is relatively poor, and the efficiency of sparse emission flue gas is lower, provides a fire engineering with preventing fume extractor now and solves above-mentioned problem.

Disclosure of Invention

The utility model provides a fire engineering is with preventing fume extractor for solve current fire engineering in the background art with preventing fume extractor when in-service use, the sealed effect of smoke protection in its ventilation channel is relatively poor, and the lower technical problem of efficiency of sparse emission flue gas.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a fire engineering is with preventing fume extractor, includes the ventilation passageway, the ventilation passageway is close to and is equipped with the recess on the left top surface, sliding connection has sealing mechanism in the recess, fixedly connected with rectangular block on the inner wall of ventilation passageway, the circular logical groove of intercommunication about being equipped with on the rectangular block, circular logical inslot is equipped with the mechanism of discharging fume, the right-hand member of ventilation passageway is equipped with the exhaust port.

Preferably, a sliding groove is formed in the inner wall of the right side of the groove, a sliding block matched with the sliding groove is connected in the sliding groove in a sliding mode, and one end, far away from the sliding groove, of the sliding block is fixedly connected with the sealing mechanism.

Preferably, the sealing mechanism comprises a baffle inserted into the groove, one end of the sliding block, which is far away from the sliding groove, is fixedly connected with the side wall of the right end of the baffle, which is close to the upper end, the side wall of the left end of the baffle, which is close to the upper end, is provided with a thread groove, the inner wall of the left side of the groove, which is close to the top surface, is provided with a bolt in a penetrating manner, and the side wall of the left end.

Preferably, a sealing strip is fixedly connected to the side wall of the baffle, and the sealing strip is connected with the inner wall of the ventilation channel in a sliding and sealing manner.

Preferably, the mechanism of discharging fume includes three dead levers of fixed connection on circular logical groove annular inner wall, three the one end fixedly connected with annular cover, three of circular logical groove annular inner wall are kept away from to the dead lever fixed mounting has driving motor on the right-hand member lateral wall of dead lever, driving motor's the epaxial fixedly connected with dwang of drive, the dwang rotates and runs through the annular cover setting, the dwang is located a plurality of blades of fixedly connected with on the left annular lateral wall of annular cover.

Preferably, a plurality of inclined blocking pieces distributed at equal intervals are fixedly connected to the inner wall of the smoke outlet.

Compared with the prior art, the utility model, its beneficial effect does:

1. move into baffle cooperation spout and slider through the pulling handle in the recess, fix the baffle in the recess behind bolt and thread groove threaded connection, be convenient for ventilation passageway exhaust fume, simultaneously with baffle immigration ventilation passageway in-service sealing strip seal ventilation passageway, improve sealed effect.

2. The driving motor arranged in the circular groove drives the blades on the rotating rod to rotate, smoke in the ventilation channel is rapidly discharged through the smoke outlet, and the smoke discharge evacuation efficiency is improved.

Drawings

Fig. 1 is a perspective schematic view of a smoke prevention and exhaust device for fire fighting engineering according to the present invention;

FIG. 2 is an enlarged view of a portion of FIG. 1 at A;

fig. 3 is the utility model provides a fire engineering is with preventing smoke exhaust apparatus's dead lever and the structural schematic diagram of annular cover.

In the figure: the device comprises a ventilation channel 1, a groove 2, a rectangular block 3, a circular through groove 4, a smoke exhaust port 5, a sliding groove 6, a sliding block 7, a baffle 8, a threaded groove 9, a bolt 10, a handle 11, a sealing strip 12, a fixing rod 13, an annular sleeve 14, a driving motor 15, a rotating rod 16, a blade 17 and an inclined baffle plate 18.

Detailed Description

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "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 of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

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.

Referring to fig. 1-3, a smoke exhaust preventing device for fire engineering, comprising a ventilation channel 1, a groove 2 is arranged on the top surface of the ventilation channel 1 near the left side, a chute 6 is arranged on the inner wall of the right side of the groove 2, a sliding block 7 matched with the chute 6 is connected in the chute 6 in a sliding manner, one end of the sliding block 7 far away from the chute 6 is fixedly connected with a sealing mechanism, when the sliding block 7 moves in the chute 6, a baffle 8 is convenient to move in the groove 2 and the ventilation channel 1, and the moving range of the baffle 8 is limited, a sealing mechanism is connected in the groove 2 in a sliding manner, the sealing mechanism comprises a baffle 8 inserted in the groove 2, one end of the sliding block 7 far away from the chute 6 is fixedly connected with the side wall of the right end of the baffle 8 near the upper end, a thread groove 9 is arranged on the side wall of, can fix baffle 8 in recess 2 spacingly, fixedly connected with handle 11 on the baffle 8 is close to the left end lateral wall of lower extreme, and handle 11 is convenient for stimulate baffle 8 and removes, fixedly connected with sealing strip 12 on the lateral wall of baffle 8, and sealing strip 12 is connected with ventilation channel 1's inner wall sliding seal, and sealing strip 12 cooperates baffle 8 to seal ventilation channel 1, improves sealed effect.

The inner wall of the ventilation channel 1 is fixedly connected with a rectangular block 3, the rectangular block 3 is provided with a circular through groove 4 which is communicated left and right, a smoke exhaust mechanism is arranged in the circular through groove 4, the smoke exhaust mechanism comprises three fixed rods 13 which are fixedly connected to the annular inner wall of the circular through groove 4, one end of each fixed rod 13, which is far away from the annular inner wall of the circular through groove 4, is fixedly connected with an annular sleeve 14, the side wall of the right end of each fixed rod 13 is fixedly provided with a driving motor 15, the three fixed rods 13 are used for fixedly supporting the driving motor 15, the type of the driving motor 15 is Y132S1-2, a rotating rod 16 is fixedly connected to a driving shaft of the driving motor 15, the rotating rod 16 is rotatably arranged to penetrate through the annular sleeve 14, the rotating rod 16 is rotatably connected with the annular sleeve 14 through a bearing, the annular, the driving motor 15 drives a plurality of blades 17 on the rotating rod 16 to rotate, smoke in the ventilation channel 1 is rapidly discharged through the smoke outlet 5, the smoke discharge evacuation efficiency is improved, the right end of the ventilation channel 1 is provided with the smoke outlet 5, a plurality of inclined separation blades 18 which are distributed in an equal interval are fixedly connected to the inner wall of the smoke outlet 5, and the inclined separation blades 18 can prevent rainwater from directly entering the ventilation channel 1.

When the utility model is used, when the ventilation channel 1 needs to be sealed, only the handle 11 needs to be pulled to drive the baffle 8 to move into the ventilation channel 1 when the matching slide block 7 moves in the chute 6, so that the sealing strip 12 on the baffle 8 is in contact with the inner wall of the ventilation channel 1 in an abutting mode, thereby effectively sealing the ventilation channel 1 and improving the sealing effect, when the ventilation channel 1 needs to be used for discharging smoke, only the handle 11 needs to be pulled to drive the baffle 8 to move into the groove 2 by matching the chute 6 and the slide block 7 with the baffle 8, then the bolt 10 is screwed into the thread groove 9 on the baffle 8, thereby effectively fixing the baffle 8 in the groove 2, facilitating the smoke discharge of the ventilation channel 1, and simultaneously, in the smoke discharge process, the driving motor 15 in the circular through groove 4 on the rectangular block 3 is started, so that the driving motor 15 is matched with the annular sleeve 14 to drive the plurality of blades 17 on the rotating rod 16 to rotate, and the smoke, the efficiency of the evacuation of flue gas emission is improved.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a fire engineering is with preventing fume extractor, includes ventilation passageway (1), its characterized in that, ventilation passageway (1) is close to and is equipped with recess (2) on the left top surface, sliding connection has sealing mechanism in recess (2), fixedly connected with rectangular block (3) on the inner wall of ventilation passageway (1), circular logical groove (4) of intercommunication about being equipped with on rectangular block (3), circular logical inslot (4) are equipped with the mechanism of discharging fume, the right-hand member of ventilation passageway (1) is equipped with exhaust port (5).

2. The fire engineering smoke prevention and exhaust device according to claim 1, wherein a sliding groove (6) is formed in the inner wall of the right side of the groove (2), a sliding block (7) matched with the sliding groove (6) is connected in the sliding groove (6) in a sliding mode, and one end, far away from the sliding groove (6), of the sliding block (7) is fixedly connected with the sealing mechanism.

3. The fire engineering smoke prevention and exhaust device according to claim 2, wherein the sealing mechanism comprises a baffle (8) inserted into the groove (2), one end of the sliding block (7) far away from the sliding groove (6) is fixedly connected with the side wall of the right end of the baffle (8) close to the upper end, a thread groove (9) is formed in the side wall of the left end of the baffle (8) close to the upper end, a bolt (10) penetrates through the inner wall of the left side of the groove (2) close to the top surface, and a handle (11) is fixedly connected to the side wall of the left end of the baffle (8) close to the lower end.

4. A fire and smoke protection and exhaust device for fire engineering according to claim 3, wherein the side wall of said baffle (8) is fixedly connected with a sealing strip (12), said sealing strip (12) is connected with the inner wall of the ventilation channel (1) in sliding and sealing manner.

5. The fire-fighting engineering smoke exhaust prevention device according to claim 1, wherein the smoke exhaust mechanism comprises three fixing rods (13) fixedly connected to the annular inner wall of the circular through groove (4), the three fixing rods (13) are far away from the annular inner wall of the circular through groove (4), one end of each fixing rod (13) is fixedly connected with an annular sleeve (14), the three fixing rods (13) are fixedly connected with a driving motor (15) on the side wall of the right end of each fixing rod (13), a rotating rod (16) is fixedly connected to the driving shaft of the driving motor (15), the rotating rod (16) is arranged to penetrate through the annular sleeve (14) in a rotating mode, and the rotating rod (16) is located on the side wall of the left side of the annular sleeve (14.

6. A fire protection and smoke exhaust device according to claim 1, wherein a plurality of inclined blocking pieces (18) distributed at equal intervals are fixedly connected to the inner wall of the smoke exhaust port (5).