CN217103732U - A kind of aramid fiber dust bag for easy cleaning - Google Patents

Abstract

The utility model relates to the technical field of dust-removing cloth bags, and discloses an aramid fiber dust-removing cloth bag which is convenient for cleaning dust, comprising a casing, a pulse valve and a dust collecting cover. The upper surface of the dust cover is fixedly connected with the bottom surface of the casing; the utility model is provided with a pulse valve to cooperate with the air guide pipe, so that the gas for cleaning dust can be introduced into the inside of the air supply pipe in a pulsed shape, and sprayed out through the exhaust pipe, Therefore, the dust on the filter bag can be blown off by regular blowing in the reverse direction. When the exhaust pipe is blown, the pressure provided by the high-pressure gas will push the dust scraper down. When it is not blowing, due to the compression The elastic force provided by the spring can push the dust scraper upward, so that the pulse jet can scrape the inside of the filter bag, which effectively improves the cleaning effect and avoids the unsatisfactory cleaning effect, which is easy to cause the filter bag to be blocked and affect the smoke. The air filtration effect is inconvenient to clean the filter bag.

Description

A kind of aramid fiber dust bag for easy cleaning

technical field

The utility model relates to the technical field of dust-removing cloth bags, in particular to an aramid fiber dust-removing cloth bag which is convenient for cleaning dust.

Background technique

The material of the dust filter bag is a cloth or felt woven from synthetic fibers, natural fibers or glass fibers. According to the needs, the cloth or felt is sewn into a cylindrical or flat filter bag. According to the properties of the flue gas, the filter suitable for the application conditions is selected. material, and the aramid fiber dust bag is one of the dust filter bags.

When the existing aramid fiber dust-removing cloth bag is used, the cleaning effect is not ideal, and the aramid fiber dust-removing cloth bag is prone to blockage after working for a long time, which affects its filtering effect on flue gas and reduces the aramid fiber dust-removing cloth bag. It has a long service life, and if it cannot be effectively cleaned, it is easy to cause harmful substances in the flue gas to be discharged with the air, causing pollution to the environment.

Utility model content

(1) Technical problems solved

In view of the deficiencies of the prior art, the utility model provides an aramid fiber dust-removing cloth bag that is convenient for cleaning dust, which has a fast and effective dust-cleaning function, prevents clogging of the aramid fiber dust-removing cloth bag, and reduces the filtering effect and service life. advantage.

(2) Technical solutions

In order to achieve the above purpose, the present utility model provides the following technical scheme: an aramid fiber dust-removing cloth bag that is convenient for cleaning dust, comprising a casing, a pulse valve and a dust collecting hood, and the bottom surface of the pulse valve is fixedly connected to the upper surface of the casing. , the upper surface of the dust collecting hood is fixedly connected with the bottom surface of the shell, the inner top wall of the shell is connected with two filter bags, the bottom surface of each filter bag is installed with a fixed plate, each of the Two small vibration motors are installed on the bottom surface of the fixed plate, the output end of the pulse valve is connected with an air duct, the outer surface of the air duct is connected with two air supply pipes, and the outer surface of each of the air supply pipes is connected with each other. There are exhaust pipes arranged at equal distances, and spring seats arranged at equal distances are installed on the outer surface of each air supply pipe, compression springs are installed on the upper surface of each spring seat, and the top end of each compression spring is A dust scraper is installed.

Preferably, a control valve is communicated with the output end of the dust collecting hood, an air intake pipe is communicated with the outer surface of the casing, an exhaust hood is installed on the upper surface of the casing, and the right end of the air duct penetrates the exhaust gas hood and extend to the interior of the exhaust hood.

Preferably, a connecting flange is installed on the left end of the air inlet pipe, and connecting through holes arranged at equal distances are opened on the left side of the connecting flange.

Preferably, two stabilizing plates are installed on the outer surface of the casing, two supporting columns are installed on the bottom surface of each stabilizing plate, and mounting plates are installed on the bottom ends of each group of the supporting columns, each The upper surfaces of the mounting plates are all provided with mounting grooves.

Preferably, a reinforcement ring is installed on the outer surface of each of the filter bags, and the upper surface of each of the reinforcement rings is fixedly connected with the inner top wall of the housing.

Preferably, two reinforcing plates are placed on the left side of the exhaust hood, and one side of the two reinforcing plates close to each other is fixedly connected to the front of the pulse valve and the back of the pulse valve, respectively. The bottom surfaces are all fixedly connected with the upper surface of the casing.

Preferably, the inner top wall of the exhaust hood is provided with stable frames arranged at equal distances, and the inner wall of each of the stable frames is fixedly connected to the outer surface of the air duct.

Preferably, two stabilizing plates are installed on the outer surface of each of the small vibration motors, and the upper surface of each group of the stabilizing plates is fixedly connected with the bottom surface of each fixing plate.

(3) Beneficial effects

Compared with the prior art, the utility model provides an aramid fiber dust-removing cloth bag that is convenient for cleaning dust, and has the following beneficial effects:

1. This kind of aramid fiber dust-removing bag which is convenient for cleaning dust can introduce the gas for cleaning dust into the inside of the gas supply pipe in a pulsed shape by being provided with a pulse valve and cooperate with the air guide pipe, and spray it out through the exhaust pipe, thereby The dust on the filter bag can be blown off by regular blowing in the reverse direction. When the exhaust pipe blows air, the pressure provided by the high-pressure gas will push the dust scraper down. When not blowing, due to the compression spring The elastic force provided can push the dust scraper upward, so that the pulse jet can scrape the inside of the filter bag, which effectively improves the cleaning effect and avoids the unsatisfactory cleaning effect, which is easy to cause the filter bag to be blocked and affect the flue gas. The filter effect is inconvenient to clean the filter bag.

2. This kind of aramid fiber dust-removing cloth bag which is convenient for cleaning dust can drive the aramid fiber dust-removing cloth bag to vibrate rapidly when the aramid fiber dust-removing cloth bag is cleaning dust by setting the vibration force provided by a small vibration motor to cooperate with the fixing plate. , Using the vibration force to cooperate with the pulse gas and the scraping of the dust scraper, it can make the cleaning work of the aramid fiber dust bag more convenient and fast, and the cleaning effect is more ideal, avoiding the inconvenient cleaning work, and it is prone to blockage, making smoke The harmful substances in the air are discharged with the air, reducing the problem of the filter effect of the dust bag.

Description of drawings

1 is a three-dimensional structural schematic diagram of a housing of the present invention;

Fig. 2 is the three-dimensional structural representation of the filter bag of the present invention;

3 is a three-dimensional structural schematic diagram of a cross-sectional view of the filter bag of the present invention;

4 is a three-dimensional structural schematic diagram of a cross-sectional view of an exhaust hood of the present invention.

In the figure: 1. Shell; 2. Exhaust hood; 3. Pulse valve; 4. Reinforcement plate; 5. Air intake pipe; 6. Connecting flange; 7. Connecting through hole; 8. Mounting plate; 9. Mounting slot ; 10, control valve; 11, dust cover; 12, support column; 13, stable plate; 14, filter bag; 15, fixed plate; 16, reinforcement ring; 17, air guide pipe; 18, air supply pipe; 19, small Vibration motor; 20, stabilizer plate; 21, spring seat; 22, compression spring; 23, dust scraper; 24, exhaust pipe; 25, stabilizer.

Detailed ways

In order to better understand the purpose, structure and function of the present utility model, a further detailed description of an aramid fiber dust-removing cloth bag of the present utility model, which is convenient for cleaning dust, is given below in conjunction with the accompanying drawings.

Please refer to FIGS. 1-4 , the present utility model: an aramid fiber dust-removing cloth bag that is convenient for cleaning dust, comprising a casing 1, a pulse valve 3 and a dust collecting cover 11, and the bottom surface of the pulse valve 3 is fixed to the upper surface of the casing 1 Connection, the upper surface of the dust hood 11 is fixedly connected with the bottom surface of the housing 1, the output end of the dust hood 11 is connected with the control valve 10, the outer surface of the housing 1 is connected with the air intake pipe 5, and the upper surface of the housing 1 is installed There is an exhaust hood 2, and the right end of the air duct 17 penetrates the exhaust hood 2 and extends to the interior of the exhaust hood 2. When a lot of dust accumulates in the dust hood 11, the control valve 10 is opened to remove the dust hood 11. The dust inside is taken out, which is further convenient for people to clean the dust. The air inlet duct 5 is connected with the equipment that generates the flue gas, so that the flue gas can smoothly enter the interior of the housing 1, and the exhaust hood 2 can be used to filter the completed gas. While being sent out smoothly, it can prevent external impurities from entering the interior of the casing 1 and affecting the filtering equipment.

The inner top wall of the housing 1 is communicated with two filter bags 14, the bottom surface of each filter bag 14 is installed with a fixing plate 15, the left end of the air inlet pipe 5 is installed with a connecting flange 6, and the left side of the connecting flange 6 is provided with There are connecting through holes 7 arranged at equal distances, and the fixing bolts pass through the connecting through holes 7 and cooperate with the connecting flange 6 to connect the exhaust pipe with the equipment, which is convenient for people to install and use.

Two stabilizing plates 13 are installed on the outer surface of the housing 1 , two supporting columns 12 are installed on the bottom surface of each stabilizing plate 13 , and mounting plates 8 are installed at the bottom ends of each group of supporting columns 12 , and each mounting plate 8 The upper surface of the device is provided with a mounting slot 9. Using the mounting slot 9 and the mounting plate 8, the device can be fixed in the required position. At the same time, with the stabilization plate 13 and the support column 12, the device can be supported and stabilized, and the operation of the device can be increased. time stability.

Two small vibration motors 19 are installed on the bottom surface of each fixing plate 15 , the output end of the pulse valve 3 is connected with an air duct 17 , and a reinforcement ring 16 is installed on the outer surface of each filter bag 14 . The upper surface is fixedly connected to the inner top wall of the housing 1, and the connection between the filter bag 14 and the housing 1 can be increased through the reinforcement ring 16, so that the filter bag 14 and the housing 1 are connected more tightly, preventing the occurrence of gaps and affecting the filtering effect. .

Two reinforcing plates 4 are placed on the left side of the exhaust hood 2, and the side surfaces of the two reinforcing plates 4 that are close to each other are respectively fixedly connected to the front surface of the pulse valve 3 and the back of the pulse valve 3, and the bottom surface of each reinforcing plate 4 is connected with the pulse valve 3. The upper surface of the casing 1 is fixedly connected, and the reinforcing plate 4 can increase the connection firmness of the pulse valve 3 and the casing 1 to prevent it from shaking and affecting the gas delivery effect.

The outer surface of the air duct 17 is communicated with two air supply pipes 18, the outer surface of each air supply pipe 18 is connected with the exhaust pipes 24 arranged at equal distances, and the inner top wall of the exhaust hood 2 is installed with stable frames arranged at equal distances. 25. The inner wall of each stable frame 25 is fixedly connected with the outer surface of the air duct 17. The use of the stable frame 25 can reduce the vibration of the air duct 17 during air supply, and prevent the air duct 17 from excessively vibrating to generate gaps, or to the filter bag 14. damage problem.

The outer surface of each air supply pipe 18 is installed with spring seats 21 arranged at equal distances, the upper surface of each spring seat 21 is installed with a compression spring 22, the top of each compression spring 22 is installed with a dust scraper 23, each Two stabilizing plates 20 are installed on the outer surfaces of each small vibration motor 19 , and the upper surface of each group of stabilizing plates 20 is fixedly connected to the bottom surface of each fixing plate 15 . The firmness of the connection between the vibration motor 19 and the fixing plate 15 prevents the vibration motor 19 from falling off due to excessive vibration force, which improves the running reliability of the small vibration motor 19 .

The working principle of the utility model is as follows: firstly, the pulse valve 3 and the small vibration motor 19 are connected with the power supply, and then the connecting through hole 7 and the connecting flange 6 are used to connect the casing 1 with the equipment that generates smoke. During the filtering work, the flue gas enters the interior of the housing 1 through the intake pipe 5, and is then discharged from the exhaust hood 2 after being filtered by the filter bag 14. When the filter bag 14 needs to be cleaned for time, the high-pressure gas is The pulse valve 3 is sent into the interior of the air conduit 17, and the pulse valve 3 is used to make the air pulse out through the air supply pipe 18 from the exhaust pipe 24, so that the filter bag 14 can be cleaned by reverse blowing. When the exhaust pipe 24 is exhausted, the high-pressure airflow will push the dust scraper 23 to move downward. Since the gas is pulsed, the pressure becomes smaller, and the compression spring 22 will push the dust scraper 23, so Repeatedly can greatly improve the convenience of cleaning the filter bag 14 and the cleaning effect, prevent the filter bag 14 from being blocked, ensure the normal operation of filtration, and improve the service life of the filter bag 14. When the dust scraper 23 moves up and down, Using the vibration force provided by the small vibration motor 19, the filter bag 14 can be driven to vibrate, thereby further increasing the dust removal effect, preventing dust accumulation and blockage, so that harmful substances are discharged with the air. Open the control valve 10 to allow the dust to flow out.

It should be understood that the present invention is described by some embodiments, and those skilled in the art will know that various changes or equivalents can be made to these features and embodiments without departing from the spirit and scope of the present invention. replace. In addition, in the teachings of the present invention, the features and embodiments may be modified to adapt to a particular situation and material without departing from the spirit and scope of the present invention. Therefore, the present invention is not limited by the specific embodiments disclosed herein, and all embodiments falling within the scope of the claims of the present application fall within the protection scope of the present invention.

Claims (8)

1. The utility model provides a jarosite silk dust removal sack convenient to deashing, includes casing (1), pulse valve (3) and dust cage (11), its characterized in that: the bottom surface of pulse valve (3) and the upper surface fixed connection of casing (1), the upper surface of dust cage (11) and the bottom surface fixed connection of casing (1), the interior roof intercommunication of casing (1) has two and crosses filter bag (14), every it all installs fixed plate (15) to cross the bottom surface of filter bag (14), every two small-size shock dynamo (19) are all installed to the bottom surface of fixed plate (15), the output intercommunication of pulse valve (3) has air duct (17), the surface intercommunication of air duct (17) has two blast pipes (18), every the surface of blast pipe (18) all communicates blast pipe (24) that the equidistance was arranged, every the spring holder (21) that the equidistance was arranged are all installed to the surface of blast pipe (18), and compression spring (22) are all installed to the upper surface of every spring holder (21), the top end of each compression spring (22) is provided with a dust scraping plate (23).

2. The aramid dust collection cloth bag convenient for ash removal according to claim 1, wherein: the dust collection hood is characterized in that the output end of the dust collection hood (11) is communicated with a control valve (10), the outer surface of the shell (1) is communicated with an air inlet pipe (5), the upper surface of the shell (1) is provided with an exhaust hood (2), and the right end of the air guide pipe (17) penetrates through the exhaust hood (2) and extends into the exhaust hood (2).

3. The aramid dust collection cloth bag convenient for ash removal according to claim 2, wherein: connecting flange (6) is installed to the left end of intake pipe (5), connect through-hole (7) that the equidistance was arranged are seted up to connecting flange's (6) left surface.

4. The aramid dust collection cloth bag convenient for ash removal according to claim 1, wherein: the surface mounting of casing (1) has two firm boards (13), every two support columns (12), every are all installed to the bottom surface of firm board (13) the mounting panel (8), every are all installed to the bottom of support column (12) mounting groove (9) have all been seted up to the upper surface of mounting panel (8).

5. The aramid dust collection cloth bag convenient for ash removal according to claim 1, wherein: the outer surface of each filter bag (14) is provided with a reinforcing ring (16), and the upper surface of each reinforcing ring (16) is fixedly connected with the inner top wall of the shell (1).

6. The aramid dust collection cloth bag convenient for ash removal according to claim 2, wherein: two reinforcing plates (4) are placed on the left side of the exhaust hood (2), one side face, close to each other, of each reinforcing plate (4) is fixedly connected with the front face of the pulse valve (3) and the back face of the pulse valve (3), and the bottom face of each reinforcing plate (4) is fixedly connected with the upper surface of the shell (1).

7. The aramid dust collection cloth bag convenient for ash removal according to claim 2, wherein: the inner top wall of the exhaust hood (2) is provided with stabilizing frames (25) which are arranged at equal intervals, and the inner wall of each stabilizing frame (25) is fixedly connected with the outer surface of the air duct (17).

8. The aramid dust collection cloth bag convenient for ash removal according to claim 1, wherein: two stabilizing plates (20) are installed on the outer surface of each small-sized vibration motor (19), and the upper surface of each stabilizing plate (20) is fixedly connected with the bottom surface of each fixing plate (15).

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