CN211175418U

CN211175418U - Air valve with fireproof function

Info

Publication number: CN211175418U
Application number: CN201922392064.1U
Authority: CN
Inventors: 黄昱
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-12-27
Filing date: 2019-12-27
Publication date: 2020-08-04
Anticipated expiration: 2029-12-27

Abstract

The utility model discloses an air valve with fire prevention function relates to the air valve field, including the air valve main part, the opening has been seted up to the one end of air valve main part, be provided with the blade subassembly in the opening, one side middle part of air valve main part is provided with gas bin, one side fixedly connected with mounting panel of air valve main part, gas bin fixed mounting is on the mounting panel, opening one side of air valve main part is provided with interface channel, set up in the inside of air valve main part, gas bin is linked together through interface valve and interface channel. The utility model discloses a be provided with a plurality of blade subassemblies in the opening, a plurality of blade subassemblies mutually support can be closed with the opening, can avoid stretching of intensity of a fire, are provided with gas storage tank in one side of blast gate main part, and the high-pressure gas has been stored in the gas storage tank, and the dry powder that the intracavity was stored in the high-pressure gas drive is from the spout blowout, reaches the effect that weakens the intensity of a fire and prevent that the intensity of a fire from stretching.

Description

Air valve with fireproof function

Technical Field

The utility model relates to an air valve field, in particular to air valve with fire prevention function.

Background

With the rapid development of economic construction in China, the market demands for various types of air valves are increasing day by day. The Teflon air duct is a novel air duct applied to the exhaust of anticorrosion and acid and alkali resistant processes in the semiconductor industry and chemical engineering, and the product is mainly applied to various process exhaust systems with high air tightness requirements. And aiming at the characteristics of various corrosive gases, an air volume regulating valve, namely an air valve for a pipeline is required.

The fireproof air valve is suitable for a ventilation system of a ship or a ship, is arranged on a square or round pipeline and is used as an important component of the ventilation system to realize the functions of ventilation and heat dissipation; when no fire alarm exists in the area where the fireproof air valve is located, the wind shielding blade is in an open state, and the ventilating and cooling effects are achieved; when a fire alarm occurs in the area where the fireproof air valve is located, the wind shielding blade is closed, and the contact between air and a fire source is effectively isolated. However, the close air isolation is inefficient in extinguishing fire, sometimes the fire is too great, and the fire may burn the main body of the air valve if not weakened in time. Therefore, it is necessary to invent a wind valve with fire-proof function to solve the above problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an air valve with fire prevention function to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a blast gate with a fireproof function comprises a blast gate main body, wherein one end of the blast gate main body is provided with an opening, a blade assembly is arranged in the opening, a gas storage tank is arranged in the middle of one side of the blast gate main body, one side of the blast gate main body is fixedly connected with a mounting plate, the gas storage tank is fixedly mounted on the mounting plate, a connecting channel is arranged on one side of the opening of the blast gate main body and is arranged in the blast gate main body, the gas storage tank is communicated with the connecting channel through a connecting valve, a hand wheel is arranged at the upper end of the middle of the connecting valve, the blade assembly is communicated with the connecting channel through a rotary connector, the blade assembly consists of a connecting pipe and blades, one end of the connecting pipe is fixedly connected with the rotary connector, a storage cavity is arranged in the connecting pipe, the middle part of one side of the storage cavity is provided with a nozzle.

Preferably, the blade subassembly is provided with a plurality ofly, and a plurality of blade subassemblies are equidistant vertical distribution, and two adjacent blade subassemblies are laminated and are connected.

Preferably, the blade subassembly includes a connecting pipe and two blades, and two blades are located the upper and lower both ends of connecting pipe respectively, and two blades all with connecting pipe fixed connection.

Preferably, one end of the connecting pipe close to the rotary connector is provided with a movable plate, the movable plate is located in the storage cavity, one end of the movable plate is movably connected with the inner wall of the storage cavity through a pin shaft, and a torsion spring is arranged inside the pin shaft.

Preferably, one side laminating of fly leaf is provided with the sealing washer, the sealing washer is located and stores the intracavity, and the sealing washer is connected with the inner wall bonding who stores the chamber.

Preferably, the spout is provided with a plurality ofly, and a plurality of spouts are equidistant horizontal distribution, the inside of spout is provided with the lamella, the lamella is the cross lamella.

The utility model discloses a technological effect and advantage:

the utility model discloses a be provided with a plurality of blade subassemblies in the opening, a plurality of blade subassemblies mutually support and can be closed with the opening, can avoid stretching of intensity of a fire, one side in the blast gate main part is provided with gas storage tank, the high-pressure gas has been stored in the gas storage tank, high-pressure gas drives the dry powder of storing the intracavity and from spout blowout, reach the effect that weakens the intensity of a fire and prevent that the intensity of a fire from stretching, be provided with interface channel in the blast gate main part, interface channel is linked together a plurality of connecting pipes with gas storage tank simultaneously, make gas storage tank can drive the dry powder blowout in a plurality of connecting pipes simultaneously, reach the effect of weakening the intensity of a fire fast, be provided with sealing washer and fly leaf in the connecting pipe, sealing washer and fly leaf mutually support, in the dry.

Drawings

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

Fig. 2 is a schematic sectional view of the connection channel structure of the present invention.

Fig. 3 is a schematic partial sectional view of the connecting tube structure of the present invention.

Fig. 4 is a schematic side sectional view of the blade assembly structure of the present invention.

In the figure: 1. a damper main body; 2. an opening; 3. a blade assembly; 4. a gas storage tank; 5. mounting a plate; 6. a connecting channel; 7. a connecting valve; 8. a hand wheel; 9. a rotary connector; 10. a connecting pipe; 11. a blade; 12. a storage chamber; 13. dry powder; 14. a movable plate; 15. a seal ring; 16. a spout; 17. a flap.

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.

The utility model provides a blast gate with fire prevention function as shown in figures 1-4, as shown in figure 1, comprising a blast gate main body 1, one end of the blast gate main body 1 is provided with an opening 2, a blade assembly 3 is arranged in the opening 2, the blade assembly 3 is provided with a plurality of blade assemblies 3, the blade assemblies 3 are vertically distributed at equal intervals, two adjacent blade assemblies 3 are connected in a laminating way, the blade assembly 3 adopts a common louver seal in the blast gate, the blade assemblies 3 are mutually matched to close the opening 2 so as to avoid the spread of fire, the middle part of one side of the blast gate main body 1 is provided with a gas storage tank 4, one side of the blast gate main body 1 is fixedly connected with a mounting plate 5, the gas storage tank 4 is fixedly arranged on the mounting plate 5, high-pressure gas is stored in the gas storage tank 4, the high-pressure gas drives dry powder 13 in a storage cavity, the effects of weakening the fire and preventing the fire from spreading are achieved.

As shown in fig. 2, a connecting channel 6 is arranged on one side of the opening of the air valve main body 1, the connecting channel 6 is arranged inside the air valve main body 1, the gas storage tank 4 is communicated with the connecting channel 6 through a connecting valve 7, a hand wheel 8 is arranged at the upper end of the middle part of the connecting valve 7, the blade assembly 3 is communicated with the connecting channel 6 through a rotary connector 9, the connecting channel 6 is communicated with the gas storage tank 4 through a plurality of connecting pipes 10, and the rotary connector 9 is a sealed ventilation connector.

As shown in fig. 3, the blade assembly 3 is composed of a connecting pipe 10 and a blade 11, one end of the connecting pipe 10 is fixedly connected with the rotary connector 9, the other end of the connecting pipe 10 is connected with the air valve main body 1 through a pin shaft, then the pin shaft is driven to rotate through an external motor or air cylinder, and further drives the blade to rotate, or the blade is driven to rotate manually, a storage cavity 12 is opened inside the connecting pipe 10, dry powder 13 is filled inside the storage cavity 12, a movable plate 14 is arranged at one end of the connecting pipe 10 close to the rotary connector 9, the movable plate 14 is located in the storage cavity 12, when the movable plate 14 is automatically reset, part of the dry powder 13 at the left side of the connecting pipe inevitably enters the connecting channel 6 through the rotary connector 9, but after the movable plate 14 is reset, the dry powder 13 at the left side of the connecting pipe is, its gas tightness is fabulous, partly dry powder 13 that passes through can not influence the rotation performance of swivelling joint head 9, and when gas storage tank 4 during operation, can take into the dry powder 13 in the interface channel 6 again and store the chamber 12, can not cause the waste of dry powder 13 yet, and the one end of fly leaf 14 is through the round pin axle and the inner wall swing joint who stores chamber 12, the inside of round pin axle is provided with torsion spring, torsion spring's setting makes fly leaf 14 can automatic re-setting, the laminating of one side of fly leaf 14 is provided with sealing washer 15, sealing washer 15 is located and stores chamber 12, and sealing washer 15 and the inner wall adhesive connection who stores chamber 12, sealing washer 15 and fly leaf 14 mutually support, sealed effect has been reached.

Shown by fig. 4, blade subassembly 3 includes a connecting pipe 10 and two blades 11, two blades 11 are located the upper and lower both ends of connecting pipe 10 respectively, and two blades 11 all with connecting pipe 10 fixed connection, one side middle part of storing chamber 12 is provided with spout 16, spout 16 is provided with a plurality ofly, a plurality of spouts 16 are equidistant horizontal distribution, the setting of a plurality of spouts 16, make dry powder 13 in the storing chamber 12 spout fast, reach the effect that reduces the intensity of a fire fast, the inside of spout 16 is provided with lamella 17, lamella 17 is the cross lamella, the setting of lamella 17 makes dry powder 13 in the storing chamber 12 can not reveal.

This practical theory of operation:

when a fire disaster occurs, firstly, the movable vane component 3 is driven to rotate manually or mechanically, the vane components 3 are matched with each other to close the opening 2, so that the fire disaster is prevented from spreading, then the hand wheel 8 is screwed to open the connecting valve 7, so that the gas storage tank 4 is communicated with the connecting channel 6, at the moment, high-pressure gas in the gas storage tank 4 enters the storage cavity 12 on the connecting pipe 10 through the connecting channel 6, the membrane 17 in the nozzle 16 is opened by the high pressure brought by the high-pressure gas, and then the high-pressure gas drives the dry powder 13 in the storage cavity 12 to be sprayed out from the nozzle 16, so that the effects of weakening the fire disaster and preventing the fire disaster from spreading are achieved;

when the dry powder in the storage cavity 12 is completely sprayed out, the dry powder 13 is filled into the connecting pipe 10 through the nozzle 16, when the dry powder 13 is filled, the nozzle 16 in the middle is completely sealed, then the dry powder 13 is filled into the nozzle 16 at one end until the dry powder 13 is sprayed out from the nozzle 16 at the other end, at the moment, the dry powder 13 is completely filled, when the pressure is lost, the nozzle 16 is sealed by the membrane 17, the dry powder 13 cannot be sprayed out, and when the dry powder 13 is filled, the movable plate 14 is in a closed state and cannot be opened, and the dry powder 13 cannot be leaked.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. The utility model provides a blast gate with fire prevention function, includes blast gate main part (1), opening (2) have been seted up to the one end of blast gate main part (1), be provided with blade subassembly (3) in opening (2), its characterized in that: the air valve comprises an air valve body (1), wherein a gas storage box (4) is arranged in the middle of one side of the air valve body (1), a mounting plate (5) is fixedly connected to one side of the air valve body (1), the gas storage box (4) is fixedly mounted on the mounting plate (5), a connecting channel (6) is arranged on one side of an opening of the air valve body (1), the air valve body is arranged in the air valve body (1), the gas storage box (4) is communicated with the connecting channel (6) through a connecting valve (7), a hand wheel (8) is arranged at the upper end of the middle of the connecting valve (7), a blade assembly (3) is communicated with the connecting channel (6) through a rotary connector (9), the blade assembly (3) is composed of a connecting pipe (10) and a blade (11), one end of the connecting pipe (10) is fixedly connected with the rotary connector (9), a storage cavity (12) is arranged, the dry powder (13) is filled in the storage cavity (12), and a nozzle (16) is arranged in the middle of one side of the storage cavity (12).

2. The air valve with the fire prevention function according to claim 1, wherein: blade subassembly (3) are provided with a plurality ofly, and a plurality of blade subassemblies (3) are equidistant vertical distribution, and two adjacent blade subassemblies (3) laminating are connected.

3. The air valve with the fire prevention function according to claim 1, wherein: the blade assembly (3) comprises a connecting pipe (10) and two blades (11), the two blades (11) are respectively located at the upper end and the lower end of the connecting pipe (10), and the two blades (11) are fixedly connected with the connecting pipe (10).

4. The air valve with the fire prevention function according to claim 1, wherein: one end of the connecting pipe (10) close to the rotary connector (9) is provided with a movable plate (14), the movable plate (14) is positioned in the storage cavity (12), one end of the movable plate (14) is movably connected with the inner wall of the storage cavity (12) through a pin shaft, and a torsion spring is arranged inside the pin shaft.

5. The air valve with the fire prevention function according to claim 4, wherein: one side laminating of fly leaf (14) is provided with sealing washer (15), sealing washer (15) are located storage chamber (12), and sealing washer (15) and the inner wall adhesive connection of storing chamber (12).

6. The air valve with the fire prevention function according to claim 1, wherein: spout (16) are provided with a plurality ofly, and a plurality of spouts (16) are equidistant horizontal distribution, the inside of spout (16) is provided with lamella (17), lamella (17) are the cross lamella.