CN219841626U

CN219841626U - Fire-fighting smoke-discharging ventilation device

Info

Publication number: CN219841626U
Application number: CN202320572266.8U
Authority: CN
Inventors: 张波; 杨海兰; 张洁安; 杨应书; 杨志成
Original assignee: Yunnan Tengyijie'an Electromechanical Equipment Co ltd
Current assignee: Yunnan Tengyijie'an Electromechanical Equipment Co ltd
Priority date: 2023-03-22
Filing date: 2023-03-22
Publication date: 2023-10-17
Anticipated expiration: 2033-03-22

Abstract

The utility model discloses a fire-fighting smoke-discharging ventilation device, which comprises: the protective housing, the inside of protective housing is provided with filter equipment, filter equipment includes fixed mounting in the frame of protective housing inside wall, the inside of frame is provided with interior piece. According to the utility model, the connecting block is limited to be positioned at one end of the protective shell through the limiting mechanism, so that the position of the driving motor is regulated, the driving motors positioned at different ends drive the second bevel gear or the third bevel gear to rotate through the first bevel gear, and further the rotation of the first fan blade or the second fan blade is realized, the ventilation and smoke discharging functions can be realized, and in the whole process, smoke passes through the filtering device and is not contacted with the driving motor, so that the driving motor is prevented from being damaged by high-temperature smoke, and the ventilation effect is influenced.

Description

Fire-fighting smoke-discharging ventilation device

Technical Field

The utility model relates to the technical field of fire-fighting ventilation and smoke exhaust, in particular to a fire-fighting smoke exhaust ventilation device.

Background

Fire control ventilation fume extractor is fire control tuber pipe promptly, and fire control tuber pipe has the tuber pipe of discharging fume, and fire control adds the air supply tuber pipe that send, and first is outwards takes away the flue gas, and the second is to indoor blast into a large amount of air, and the back and forth crowded flue gas of removing, all need according to high-pressure system material selection on the fire control tuber pipe material, need withstand two hours conflagration.

Retrieved, such as a comparison file: CN202020880182.7 provides "a fire control ventilation fume extractor", and first fan is installed to one side of its protective housing inside, and the second fan is installed to one side of keeping away from first fan in the protective housing inside, and one side of protective housing outside is equipped with fire control pipe shell, and fire control pipe shell and the hookup location department of protective housing are equipped with coupling mechanism, have not only simplified fire control unit's fume extraction and ventilation device, have reduced the cost of material, have realized the filtering capability to the inhaled air moreover, but still have following problem:

because its fan is located the protective housing, and when taking out the flue gas, because the temperature of flue gas is high, lead to the fan to contact high temperature flue gas, high temperature flue gas can lead to the damage of fan internal motor to ventilation effect has been influenced.

Disclosure of Invention

The utility model aims to provide a fire-fighting smoke-discharging ventilation device, which can solve the technical problems that a fan contacts high-temperature smoke due to high temperature of the smoke, and the motor in the fan is damaged due to the high-temperature smoke, so that the ventilation effect is influenced.

In order to achieve the above object, there is provided a fire-fighting smoke exhausting and ventilating device, comprising: the filter device comprises an outer frame fixedly mounted on the inner side wall of the protective shell, and an inner block is arranged in the outer frame;

the middle part of the inner block is positioned on two different side walls and is rotationally connected with a first rotating shaft and a second rotating shaft, one end, positioned inside the inner block, of the outer side wall of the first rotating shaft and the second rotating shaft is fixedly provided with a second bevel gear and a third bevel gear, and one end, positioned outside the inner block, of the first rotating shaft and the second rotating shaft is fixedly provided with a first fan blade and a second fan blade;

the outside of protective housing is provided with driving motor, driving motor's output fixed mounting has first bevel gear, first bevel gear and second bevel gear or third bevel gear intermesh.

According to the fire-fighting smoke-discharging ventilation device, a plurality of filter plates are fixedly connected between the outer frame and the inner block.

According to the fire-fighting smoke-discharging ventilation device, the upper surface of the protective shell is fixedly connected with a fixed shell, and the top wall of the fixed shell is in sliding connection with the driving motor.

According to the fire-fighting smoke-discharging ventilation device, the upper surface of the driving motor is fixedly connected with a connecting block.

According to the fire-fighting smoke-discharging ventilation device, a plurality of heat dissipation holes are formed in the fixing shell.

According to the fire-fighting smoke-discharging ventilation device, a limiting mechanism for limiting the movement of the connecting block is arranged on the upper surface of the fixed shell.

According to fire control ventilation unit that discharges fume, stop gear is including setting up the spacing groove of table wall on the fixed shell, the inside sliding connection in spacing groove has the U-shaped fixture block, set up the draw-in groove mutually supporting with U-shaped fixture block both ends on the connecting block, fixedly connected with spring between U-shaped fixture block and the spacing groove inside wall.

According to the fire-fighting smoke-discharging ventilation device, a stop block is fixedly arranged on the left side wall of the protective shell, a fire-fighting pipe shell is fixedly arranged on the right side wall of the protective shell, a limiting block is fixedly connected with the lower surface wall of the fire-fighting pipe shell, and a filter screen is clamped in the lower end of the limiting block.

The scheme has the beneficial effects that:

limiting mechanism is used for limiting the connecting block to be located one end of the protective housing, thereby adjusting the position of the driving motor, driving motors located at different ends drive a second bevel gear or a third bevel gear to rotate through a first bevel gear, and further realize the rotation of a first fan blade or a second fan blade, so that ventilation and smoke discharging functions can be realized, smoke in the whole process passes through the filtering device and is not contacted with the driving motor, and high-temperature smoke is prevented from damaging the driving motor, thereby influencing ventilation effect.

Additional aspects and advantages of the utility model will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the utility model.

Drawings

The utility model is further described below with reference to the drawings and examples;

FIG. 1 is a block diagram of a fire protection, smoke evacuation and ventilation device of the present utility model;

FIG. 2 is a side view of a fire protection, smoke evacuation and ventilation device of the present utility model;

FIG. 3 is a front cross-sectional view of a fire protection, smoke evacuation and ventilation device of the present utility model;

FIG. 4 is a side cross-sectional view of a fire protection, smoke evacuation and ventilation device of the present utility model;

FIG. 5 is a block diagram of a filter assembly of the fire protection, smoke evacuation and ventilation device of the present utility model;

fig. 6 is a block diagram of a limiting mechanism in the fire-fighting smoke exhausting and ventilating device of the present utility model.

Legend description:

1. a fire tube housing; 2. a protective shell; 3. a fixed case; 4. a connecting block; 5. a limiting mechanism; 501. a limit groove; 502. a spring; 503. a U-shaped clamping block; 504. a clamping groove; 6. a heat radiation hole; 7. a stop block; 8. a driving motor; 9. a first bevel gear; 10. a second bevel gear; 11. a first fan blade; 12. a first rotating shaft; 13. a third bevel gear; 14. a second rotating shaft; 15. a second fan blade; 16. a filtering device; 1601. an inner block; 1602. a filter plate; 1603. an outer frame; 17. a filter screen; 18. and a limiting block.

Detailed Description

Reference will now be made in detail to the present embodiments of the present utility model, examples of which are illustrated in the accompanying drawings, wherein the accompanying drawings are used to supplement the description of the written description so that one can intuitively and intuitively understand each technical feature and overall technical scheme of the present utility model, but not to limit the scope of the present utility model.

Referring to fig. 1 to 6, an embodiment of the present utility model is a fire protection, smoke exhaust and ventilation device, comprising: protective housing 2, the inside of protective housing 2 is provided with filter equipment 16, and filter equipment 16 includes fixed mounting in the frame 1603 of protective housing 2 inside wall, and the inside of frame 1603 is provided with interior piece 1601, fixedly connected with a plurality of filter 1602 between frame 1603 and the interior piece 1601, and a plurality of filter 1602 are used for playing the filter effect to the air from the external world, reduce external dust and get into.

The middle part of the inner block 1601 and be located two different lateral walls and distribute and rotate and be connected with first pivot 12 and second pivot 14, the lateral wall of first pivot 12 and second pivot 14 and be located the inside one end distribution fixed mounting of inner block 1601 have second bevel gear 10 and third bevel gear 13, the one end distribution fixed mounting of first pivot 12 and second pivot 14 outside the inner block 1601 has first flabellum 11 and second flabellum 15, the rotation of first pivot 12 drives first flabellum 11 and rotates, the rotation of first flabellum 11 and then drives external air and get into protective housing 2, the rotation of second pivot 14 drives second flabellum 15 and rotates, the rotation of second flabellum 15 drives the air in the protective housing 2 and draws to the external world, first flabellum 11 and second flabellum 15 mutually support each other, the independent work, realize ventilation's effect.

The outside of protective housing 2 is provided with driving motor 8, and driving motor 8's output fixed mounting has first bevel gear 9, and first bevel gear 9 and second bevel gear 10 or third bevel gear 13 intermesh, driving motor 8 starts, drives first bevel gear 9 and rotates, and first bevel gear 9 drives second bevel gear 10 or third bevel gear 13 relative rotation, and then first flabellum 11 or second flabellum 15 rotate, realizes taking a breath or the effect of exhausting.

The upper surface fixedly connected with fixed shell 3 of protective housing 2, the roof and the driving motor 8 sliding connection of fixed shell 3, driving motor 8's upper surface fixedly connected with connecting block 4, a plurality of louvres 6 have been seted up on the fixed shell 3, fixed shell 3's upper surface is provided with the stop gear 5 that restriction connecting block 4 removed, driving motor 8 slides along fixed shell 3, thereby adjust driving motor 8 lower extreme's first bevel gear 9 and second bevel gear 10 or third bevel gear 13 intermeshing, and then drive the flabellum and take a breath when rotating, driving motor 8 is located the outside of protective housing 2, avoided driving motor 8 to contact high temperature flue gas effectively, avoided driving motor 8 to receive the high temperature and damage.

The stop gear 5 is including opening the spacing groove 501 of table wall on the fixed casing 3, the inside sliding connection of spacing groove 501 has U-shaped fixture block 503, the draw-in groove 504 of mutually supporting with U-shaped fixture block 503 both ends has been seted up on the connecting block 4, fixedly connected with spring 502 between U-shaped fixture block 503 and the spacing groove 501 inside wall, thereby spring 502 drives U-shaped fixture block 503 and moves towards the direction of connecting block 4, thereby the movement of connecting block 4 has been restricted in the draw-in groove 504 is blocked at the both ends of U-shaped fixture block 503, and then drive motor 8 has been restricted and the removal, realize first bevel gear 9 and second bevel gear 10 intermesh, when pressing U-shaped fixture block 503 slowly with the hand, spring 502 compresses slowly, connecting block 4 moves to the opposite side back pine hand, spring 502 drives U-shaped fixture block 503 card into the draw-in groove 504 on the connecting block 4, realize first bevel gear 9 and third bevel gear 13 intermesh, realize adjusting the effect of airing exhaust and air inlet.

The left side wall fixed mounting of protective housing 2 has dog 7, and the right side wall fixed mounting of protective housing 2 has fire tube shell 1, and the lower surface wall fixedly connected with stopper 18 of fire tube shell 1, and filter screen 17 has been gone into to the lower extreme card of stopper 18, and filter screen 17 plays the filter effect to the wind of discharging into and inhaling, and the upper end of filter screen 17 is provided with the active carbon filter screen simultaneously, has realized the filtering capability to the inhaled air, has avoided the harm of inhalation harmful gas to the human body.

Working principle: during the use, restrict the one end that connecting block 4 is located protective housing 2 through stop gear 5, restart driving motor 8, driving motor 8 drives second bevel gear 10 or third bevel gear 13 through first bevel gear 9 and rotates, and then realizes the rotation of first flabellum 11 or second flabellum 15, can realize ventilation and smoke discharging function, and the flue gas passes through filter equipment 16 in the whole in-process, and does not contact with driving motor 8, prevents that high temperature flue gas can lead to driving motor 8 to damage to ventilation effect has been influenced.

The embodiments of the present utility model have been described in detail with reference to the accompanying drawings, but the present utility model is not limited to the above embodiments, and various changes can be made within the knowledge of one of ordinary skill in the art without departing from the spirit of the present utility model.

Claims

1. A fire smoke evacuation ventilation device comprising: the novel filter device is characterized in that a filter device (16) is arranged inside the protective shell (2), the filter device (16) comprises an outer frame (1603) fixedly arranged on the inner side wall of the protective shell (2), and an inner block (1601) is arranged inside the outer frame (1603);

the middle part of the inner block (1601) is positioned on two different side walls and is rotationally connected with a first rotating shaft (12) and a second rotating shaft (14), one end of the outer side walls of the first rotating shaft (12) and the second rotating shaft (14) positioned inside the inner block (1601) is fixedly provided with a second bevel gear (10) and a third bevel gear (13), and one end of the first rotating shaft (12) and one end of the second rotating shaft (14) positioned outside the inner block (1601) are fixedly provided with a first fan blade (11) and a second fan blade (15);

the outside of protective housing (2) is provided with driving motor (8), the output fixed mounting of driving motor (8) has first bevel gear (9), first bevel gear (9) and second bevel gear (10) or third bevel gear (13) intermeshing.

2. The fire protection, smoke evacuation and ventilation device according to claim 1, wherein a plurality of filter plates (1602) are fixedly connected between the outer frame (1603) and the inner block (1601).

3. Fire smoke evacuation ventilation device according to claim 2, characterized in that the upper surface of the protective housing (2) is fixedly connected with a fixed housing (3), the top wall of the fixed housing (3) is in sliding connection with a drive motor (8).

4. A fire smoke evacuation ventilation device according to claim 3, wherein the upper surface of the drive motor (8) is fixedly connected with a connection block (4).

5. Fire smoke evacuation ventilation device according to claim 4, characterized in that the said fixed shell (3) is provided with a plurality of heat dissipation holes (6).

6. Fire smoke evacuation ventilation device according to claim 5, characterized in that the upper surface of the fixed housing (3) is provided with a limit mechanism (5) limiting the movement of the connection block (4).

7. The fire-fighting smoke-discharging ventilation device according to claim 6, wherein the limiting mechanism (5) comprises a limiting groove (501) formed in the upper surface wall of the fixed shell (3), a U-shaped clamping block (503) is slidably connected in the limiting groove (501), clamping grooves (504) matched with two ends of the U-shaped clamping block (503) are formed in the connecting block (4), and springs (502) are fixedly connected between the U-shaped clamping block (503) and the inner side wall of the limiting groove (501).

8. The fire-fighting smoke-discharging ventilation device according to claim 7, wherein a stop block (7) is fixedly arranged on the left side wall of the protective shell (2), a fire-fighting pipe shell (1) is fixedly arranged on the right side wall of the protective shell (2), a limiting block (18) is fixedly connected to the lower surface wall of the fire-fighting pipe shell (1), and a filter screen (17) is clamped at the lower end of the limiting block (18).