CN212457266U

CN212457266U - Fire-fighting ventilation and smoke-discharging device

Info

Publication number: CN212457266U
Application number: CN202020880182.7U
Authority: CN
Inventors: 张小胜
Original assignee: Henan Daheng Fire Engineering Co ltd
Current assignee: Henan Daheng Fire Engineering Co ltd
Priority date: 2020-05-23
Filing date: 2020-05-23
Publication date: 2021-02-02
Anticipated expiration: 2030-05-23

Abstract

The utility model relates to a fire control ventilation technical field that discharges fume especially relates to a fire control ventilation fume extractor, has solved present fire control ventilation fume extractor among the prior art and has had some weak points, and not only the ventilation of fire control unit and fume extractor structure are complicated, and are with high costs, lack purifier moreover inside the ventilation pipe, inhale the problem of harmful gas easily. The utility model provides a fire control ventilation fume extractor, includes the protective housing, and evenly distributed has the through-hole on the inside wall of protective housing, and first fan is installed to the inside one side of protective housing, and the inside one side of keeping away from first fan of protective housing is installed the second fan, and the outside one side of protective housing is equipped with the fire control pipe shell, and the fire control pipe shell is equipped with coupling mechanism with the hookup location department of protective housing. The utility model discloses not only simplify the fire control unit's the device of discharging fume and breather, reduced the cost of material, realized moreover to the filtering capability of inhaled air, avoided inhaling the damage of harmful gas to the human body.

Description

Fire-fighting ventilation and smoke-discharging device

Technical Field

The utility model relates to a fire control ventilation technical field that discharges fume especially relates to a fire control ventilation fume extractor.

Background

The fire control ventilation fume extractor is the fire control tuber pipe, and the fire control tuber pipe has the tuber pipe of discharging fume, and the fire control is with sending the air supply tuber pipe, and the first is outwards to take away the flue gas, and the second is to the indoor a large amount of air that drum advances, makes a round trip to crowd away the flue gas, all will press the high-pressure system material to select on the fire control tuber pipe material, will withstand two hours conflagration.

When the existing fire-fighting ventilation and smoke-discharging device works, firstly, the indoor is ventilated, the function of refreshing air is achieved, then smoke in the room is discharged, and the function of protecting the indoor environment is achieved.

However, the existing fire-fighting ventilation and smoke-discharging device has some disadvantages, not only the ventilation and smoke-discharging device of the fire-fighting device is complex in structure and high in cost, but also a purifying device is lacked in the ventilation pipe, so that harmful gas is easy to suck.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a fire control ventilation fume extractor has solved present fire control ventilation fume extractor among the prior art and has had some weak points, and not only the ventilation of fire control unit is complicated with the fume extractor structure, and is with high costs, lacks purifier moreover inside the ventilation pipe, inhales the problem of harmful gas easily.

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

the utility model provides a fire control ventilation fume extractor, including the protective housing, evenly distributed has the through-hole on the inside wall of protective housing, first fan is installed to the inside one side of protective housing, the inside one side of keeping away from first fan of protective housing installs the second fan, the outside one side of protective housing is equipped with fire control pipe shell, fire control pipe shell is equipped with coupling mechanism with the hookup location department of protective housing, two first fixed blocks that are the symmetric distribution of one side fixedly connected with of protective housing are kept away from to fire control pipe shell, two inside that are the first fixed block of symmetric distribution are equipped with first thread groove, the inside threaded connection of first thread groove has first bolt, the equal fixedly connected with triangle connecting plate in both sides of fire control pipe shell outside, the bottom evenly distributed of triangle connecting plate has the hole of discharging fume, the hookup location department of triangle connecting plate.

Preferably, the width of the protective shell is equal to the width of the fire hose shell.

Preferably, the direction of rotation of the first fan is opposite to the direction of rotation of the second fan.

Preferably, the connecting mechanism comprises a nut, a second fixing block, a second thread groove and a second bolt, the second thread groove is formed in the second fixing block, the second bolt is connected to the inner thread of the second thread groove in a threaded manner, and one side of the second bolt extends to the outer portion of the second thread groove and is in threaded connection with the nut.

Preferably, purification mechanism includes active carbon filter screen, fixture block and draw-in groove, the equal fixedly connected with fixture block in both sides of active carbon filter screen, and the inside of fixture block position department fire control pipe shell is equipped with the draw-in groove, draw-in groove and fixture block looks adaptation.

Preferably, the second thread groove is matched with the second bolt, and the first bolt is matched with the first thread groove.

The utility model discloses possess following beneficial effect at least:

the utility model discloses a normal running fit of first fan and second fan is at the filtering capability through purifying mechanism, compares in prior art, the utility model discloses not only simplify the device of discharging fume and ventilation unit of fire control, reduced the cost of material, realized moreover to the filtering capability of inhaled air, avoided inhaling the damage of harmful gas to the human body.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without any creative effort.

FIG. 1 is a schematic view of the present invention;

FIG. 2 is a side sectional view of FIG. 1;

FIG. 3 is a schematic view of the coupling mechanism of FIG. 1;

fig. 4 is a schematic view of the purging mechanism of fig. 2.

In the figure: 1. a protective shell; 2. a through hole; 3. a first fan; 4. a second fan; 5. a connecting mechanism; 6. a fire hose housing; 7. a first bolt; 8. a first fixed block; 9. a first thread groove; 10. a ventilation and smoke exhaust hole; 11. a triangular connecting plate; 12. a purification mechanism; 501. a nut; 502. a second fixed block; 503. a second thread groove; 504. a second bolt; 1201. an active carbon filter screen; 1202. a clamping block; 1203. a clamping groove.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

Referring to fig. 1-4, a fire-fighting ventilation and smoke-discharging device comprises a protective shell 1, through holes 2 are uniformly distributed on the inner side wall of the protective shell 1, specifically, the through holes 2 can discharge smoke and ventilate, a first fan 3 is installed on one side inside the protective shell 1, specifically, smoke and exhaust are performed through the rotation of the first fan 3, a second fan 4 is installed on one side inside the protective shell 1 away from the first fan 3, specifically, air exchange is performed in a room through the rotation of the second fan 4, a fire-fighting pipe shell 6 is arranged on one side outside the protective shell 1, a connecting mechanism 5 is arranged at the connecting position of the fire-fighting pipe shell 6 and the protective shell 1, specifically, the protective shell 1 and the fire-fighting pipe shell 6 are connected into a whole through the connecting mechanism 5, two first fixing blocks 8 which are symmetrically distributed are fixedly connected on one side of the fire-fighting pipe shell, two inside that are first fixed block 8 of symmetric distribution are equipped with first thread groove 9, the inside threaded connection of first thread groove 9 has

first bolt

7, 6 outside all fixedly connected with triangle connecting plate 11 in both sides of fire control pipe shell, the bottom evenly distributed of triangle connecting plate 11 has ventilation smoke vent 10, and is concrete, can ventilate to discharge fume in the room through ventilation smoke vent 10, and triangle connecting plate 11 is equipped with purification mechanism 12 with the hookup location department of fire control pipe shell 6, and is concrete, can filter inspiratory air through purification mechanism 12.

The scheme has the following working processes:

when the fire-fighting ventilation and smoke exhaust device works, firstly, the protective shell 1 and the fire-fighting pipe shell 6 are connected into a whole through the connecting mechanism 5, when the indoor air ventilation and smoke exhaust are needed, the first fan 3 is started, the indoor air or smoke is sucked into the fire-fighting pipe shell 6 through the ventilation and smoke exhaust hole 10 at the bottom end of the triangular connecting plate 11 through the rotation of the first fan 3, then the indoor air or smoke is discharged through the through hole 2, then the first fan 3 is closed, the second fan 4 is started, the outdoor air is sucked into the fire-fighting pipe shell 6 through the rotation of the second fan 4, meanwhile, the harmful substances in the air are filtered through the purification mechanism 12 in the fire-fighting pipe shell 6, then the filtered air is discharged into the indoor through the ventilation and smoke exhaust hole 10 at the bottom end of the triangular connecting plate 11, and the harm of the harmful substances in the air to human body is avoided, thereby completing the work of the fire-fighting ventilation and smoke exhaust device.

According to the working process, the following steps are known:

the utility model discloses a normal running fit of first fan 3 and second fan 4 is at the filtering capability through purification mechanism 12, compares in prior art, the utility model discloses not only simplify the device of discharging fume and venting device of fire control unit, reduced the cost of material, realized moreover to the filtering capability of inhaled air, avoided inhaling the damage of harmful gas to the human body.

Further, the width of protective housing 1 equals with the width of fire service pipe shell 6, and specifically, the width of protective housing 1 equals with the width of fire service pipe shell 6, is favorable to protective housing 1 and the cooperation of fire service pipe shell 6 to be used.

Further, the rotation direction of the first fan 3 is opposite to that of the second fan 4, specifically, the rotation direction of the first fan 3 is opposite to that of the second fan 4, so that the ventilation and smoke exhaust functions can be realized.

Further, the connecting mechanism 5 comprises a nut 501, a second fixing block 502, a second thread groove 503 and a second bolt 504, the second thread groove 503 is formed in the second fixing block 502, the second bolt 504 is connected to the inner portion of the second thread groove 503 through a thread, one side of the second bolt 504 extends to the outer portion of the second thread groove 503 and is connected with the nut 501 through a thread, and specifically, the protective shell 1 and the fire hose shell 6 can be connected into a whole through the connecting mechanism 5.

Further, purification mechanism 12 includes active carbon filter screen 1201, fixture block 1202 and draw-in groove 1203, and active carbon filter screen 1201's both sides are all fixedly connected with fixture block 1202, and the inside of fixture block 1202 position department fire service pipe shell 6 is equipped with draw-in groove 1203, draw-in groove 1203 and fixture block 1202 looks adaptation, and is concrete, can filter inspiratory gas through purification mechanism 12.

Further, the second thread groove 503 is matched with the second bolt 504, the first bolt 7 is matched with the first thread groove 9, specifically, the first bolt 7 is matched with the first thread groove 9 through the matching of the second thread groove 503 and the second bolt 504, and the thread matching of the first bolt 7 and the first thread groove 9 can be realized.

To sum up, the utility model discloses not only having simplified the fire control unit discharge fume and breather, having reduced the cost of material, realized moreover to the filtering capability of inhaled air, having avoided inhaling the damage of harmful gas to the human body, the width of protective housing 1 equals with the width of fire control pipe shell 6, is favorable to protective housing 1 and fire control pipe shell 6's cooperation to be used, turns to through first fan 3 and turns to conversely with second fan 4, can realize ventilating and the function of discharging fume.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the principles of the present invention may be applied to any other embodiment without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. A fire-fighting ventilation and smoke exhaust device comprises a protective shell (1) and is characterized in that through holes (2) are uniformly distributed on the inner side wall of the protective shell (1), a first fan (3) is installed on one side inside the protective shell (1), a second fan (4) is installed on one side, far away from the first fan (3), inside the protective shell (1), one side outside the protective shell (1) is provided with a fire-fighting pipe shell (6), a connecting mechanism (5) is arranged at the connecting position of the fire-fighting pipe shell (6) and the protective shell (1), two first fixed blocks (8) which are symmetrically distributed are fixedly connected on one side, far away from the protective shell (1), of the fire-fighting pipe shell (6), a first thread groove (9) is formed inside the two first fixed blocks (8) which are symmetrically distributed, and a first bolt (7) is connected with the inner thread of the first thread groove (9), the fire fighting pipe is characterized in that two sides of the outer portion of the fire fighting pipe shell (6) are fixedly connected with triangular connecting plates (11), ventilation smoke exhaust holes (10) are uniformly distributed at the bottom ends of the triangular connecting plates (11), and purifying mechanisms (12) are arranged at the connecting positions of the triangular connecting plates (11) and the fire fighting pipe shell (6).

2. A fire protection ventilation smoke exhaust apparatus as claimed in claim 1 wherein said protective hull (1) has a width equal to the width of the fire hose housing (6).

3. A fire protection ventilation smoke exhaust apparatus according to claim 1 wherein the direction of rotation of said first fan (3) is opposite to the direction of rotation of said second fan (4).

4. A fire protection, ventilation and smoke exhaust device according to claim 1, wherein said connecting mechanism (5) comprises a nut (501), a second fixing block (502), a second thread groove (503) and a second bolt (504), said second fixing block (502) is provided with said second thread groove (503) inside, said second thread groove (503) is connected with said second bolt (504) by internal thread, one side of said second bolt (504) extends to the outside of said second thread groove (503) and is connected with said nut (501) by thread.

5. A fire protection, ventilation and smoke exhaust device according to claim 1, wherein the purification mechanism (12) comprises an activated carbon filter screen (1201), clamping blocks (1202) and clamping grooves (1203), the clamping blocks (1202) are fixedly connected to two sides of the activated carbon filter screen (1201), the clamping grooves (1203) are arranged in the fire protection pipe shell (6) at the positions of the clamping blocks (1202), and the clamping grooves (1203) are matched with the clamping blocks (1202).

6. A fire protection ventilation smoke exhaust apparatus according to any of the above claims 4, wherein said second screw groove (503) is adapted to a second bolt (504), and said first bolt (7) is adapted to a first screw groove (9).