CN216604577U - Agricultural potassium nitrate production is with low tower granulation emission dust collection device - Google Patents

Abstract

The utility model discloses a low-tower granulation discharged dust collecting device for agricultural potassium nitrate production, which comprises a dust collecting box, a purification chimney, an air chamber and a dust collecting cover, wherein the air chamber is arranged in the center of the upper surface of the dust collecting box, the lower end of the air chamber is communicated with the dust collecting box, the dust collecting cover is arranged inside the dust collecting box, the surface of the dust collecting cover is provided with uniformly distributed filter holes, an anti-blocking mechanism is arranged inside the dust collecting cover, the anti-blocking mechanism comprises a fixing frame, a rotating shaft and a brush strip, the fixing frame is arranged at the left side inside the dust collecting cover and is fixedly connected with the inner wall of the dust collecting cover, one end of the rotating shaft is rotatably connected with the fixing frame, and the brush strip is attached to the inner wall of the dust collecting cover; the utility model can collect the dust in the tail gas in a centralized way, is convenient to carry out unified treatment, saves resources, reduces the pollution to the environment, reduces the dust blocking of the mesh holes and ensures the filtering effect.

Description

A low-tower granulation discharge dust collection device for agricultural potassium nitrate production

technical field

The utility model relates to the technical field of dust collection for potassium nitrate production, in particular to a low-tower granulation discharge dust collection device for agricultural potassium nitrate production.

Background technique

Potassium nitrate is an important inorganic chemical product and high-quality compound fertilizer without chlorine, nitrogen and potassium, especially suitable for tobacco, citrus, cotton, flowers, tea, beets, fruits, etc. In recent years, with the continuous development of my country's agricultural economy, the application amount of potassium nitrate in agriculture has continued to increase, the potassium nitrate market has continued to increase, and the potassium nitrate industry has been improved and developed.

In the production process of potassium nitrate, the tail gas discharged from the prilling tower contains a large number of particles. If it is directly discharged, it will not only waste resources, but also cause serious pollution to the environment. The dust particles are collected and the exhaust gas is treated by spraying, which leads to waste of resources. In the process of filtration and collection, the dust can easily block the filter holes, resulting in the equipment not working normally and unable to meet the needs of actual use. Therefore, There is an urgent need on the market for improved technologies to solve the above problems.

Utility model content

The technical problem to be solved by the utility model is to overcome the existing defects and provide a low-tower granulation discharge dust collection device for the production of agricultural potassium nitrate, which can collect the dust in the tail gas in a centralized manner, facilitate unified treatment, and save resources. It can reduce the pollution to the environment, reduce the clogging of the mesh holes by dust, and ensure the filtering effect, which can effectively solve the problems in the background technology.

In order to achieve the above purpose, the utility model provides the following technical solutions: a low-tower granulation discharge dust collection device for agricultural potassium nitrate production, including a dust collection box, a collection box, a purification chimney, an air chamber and a dust collection cover, the air The chamber is arranged in the center of the upper surface of the dust collection box, and the lower end of the air chamber is communicated with the dust collection box. An anti-blocking mechanism is provided inside, and the anti-blocking mechanism includes a fixing frame, a rotating shaft and a brush strip. The fixing frame is arranged to be fixedly connected to the inner wall of the dust collecting hood on the inner left side of the dust collecting hood, and one end of the rotating shaft is rotatably connected to the fixing frame. , the brush strip is attached to the inner wall of the dust collecting hood, a connecting rod is arranged between the brush strip and the rotating shaft, the other end of the rotating shaft penetrates to the outside of the dust collecting hood, the side of the dust collecting box is provided with a dust pipe, the dust pipe One end of the dust collection box penetrates into the interior of the dust collection box and communicates with the dust collection hood. The collection box is arranged below the dust collection box. The upper end of the collection box penetrates into the interior of the dust collection box and is connected to the lower part of the dust collection hood. On the right side of the dust collection box, an induced draft fan is arranged on the side of the purification chimney.

Further, the four corners of the lower surface of the dust collection box are provided with support columns, the side of the dust collection box is provided with a second motor, and the output shaft of the second motor penetrates into the interior of the dust collection box and is connected to the rotating shaft, and passes through the second motor. Drive the rotating shaft to rotate, the rotating shaft drives the brush strip to rotate, the brush strip is attached to the dust collecting cover, and the brush strip will adhere to the filter hole and brush off the dust, preventing the filter hole from being blocked and ensuring the filtering effect.

Further, one end of the dust collecting hood is provided with an air inlet, the dust pipe is connected with the dust collecting hood through the air inlet, the lower part of the dust collecting hood is provided with an opening, and the upper end of the collecting box is connected with the dust collecting hood through the opening, and the dust collecting hood is connected through the opening. The gathering hood filters the dust particles, and the large particles fall into the collection box under the action of gravity. The dust particles are collected and processed in a centralized manner through the collection box, saving resources and reducing environmental pollution.

Further, the inner top surface of the dust collection box is provided with a first filter screen, the first filter screen is corresponding to the lower end of the air chamber, and the filtered exhaust gas is filtered again through the first filter screen to further reduce the amount of pollutants in the exhaust gas. dust.

Further, the lower part of the outer side of the purification chimney is provided with a reinforcement ring, the reinforcement ring is provided with support legs, the support legs are evenly distributed around the center of the reinforcement ring, and a connection plate is arranged between the reinforcement ring and the dust collection box, and the connection plate The purification chimney and the dust collection box are connected together, so that the structure is fixed firmly, the induced draft fan is fixed on the connecting plate, the induced draft fan drives the exhaust gas flow, and the exhaust gas of the dust collection box is sent to the purification chimney, and the purification chimney is provided with a second filter. , the exhaust gas is treated again through the purification chimney.

Further, a discharge pipe is arranged in the collection box, a material guide plate is arranged inside the collection box, the material guide plate is communicated with the discharge pipe, and the material guide plate facilitates the collected dust particles to slide into the discharge pipe, and the discharge pipe The inside is provided with a helical blade, the side of the collection box is provided with a first motor, the output shaft of the first motor is connected to the helical blade through the collection box, and the first motor drives the helical blade to rotate, so that the discharge is convenient.

Compared with the prior art, the beneficial effects of the present utility model are: the low-tower granulation discharge dust collecting device for the production of agricultural potassium nitrate has the following advantages:

1. The utility model is provided with a second motor, the second motor drives the rotating shaft to rotate, the rotating shaft drives the brush strip to rotate, the brush strip is fitted with the dust collecting cover, and the brush strip will brush off the dust adhering to the filter hole, To prevent blocking of the filter holes, to ensure the filtering effect, the filtered exhaust gas is filtered again through the first filter screen to further reduce the dust in the exhaust gas.

2. The utility model is provided with a dust collecting hood, through which the dust particles are filtered, the large particles fall into the collection box under the action of gravity, and the dust particles are collected and processed in a centralized manner through the collection box, which saves resources and reduces the impact on the environment. The connection plate connects the purification chimney with the dust collection box, so that the structure is fixed firmly, the induced draft fan drives the exhaust gas flow, and the exhaust gas from the dust collection box is sent to the purification chimney, and the exhaust gas is processed again through the purification chimney.

3. The utility model is provided with a material guide plate, and the dust particles collected by the material guide plate are easily slid into the discharge pipe, and the first motor drives the spiral blade to rotate, so that the discharge is convenient, and the utility model can remove the dust in the exhaust gas. Centralized collection facilitates unified treatment, saves resources, reduces environmental pollution, reduces dust blocking mesh holes, and ensures filtering effect.

Description of drawings

Fig. 1 is the structural representation of the utility model;

Fig. 2 is the cross-sectional frontal structure schematic diagram of the utility model;

3 is a schematic structural diagram of the anti-blocking mechanism of the present invention;

FIG. 4 is a schematic view of the structure of the present utility model from the right side.

In the picture: 1 dust collection box, 2 support column, 3 collection box, 4 first motor, 5 dust pipe, 6 connecting plate, 7 support leg, 8 reinforcement ring, 9 induced draft fan, 10 purification chimney, 11 air duct, 12 Air chamber, 13 first filter screen, 14 dust collecting cover, 15 anti-blocking mechanism, 16 material guide plate, 17 spiral blade, 18 second filter screen, 19 air inlet, 20 opening, 21 fixing frame, 22 connecting rod, 23 Brush strip, 24 rotating shaft, 25 second motor, 26 discharge pipe, 27 filter hole.

Detailed ways

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the implementations. example. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative work fall within the protection scope of the present invention.

Example 1

Please refer to Fig. 1-4, the utility model provides a technical scheme: a low-tower granulation discharge dust collection device for agricultural potassium nitrate production, including a dust collection box 1, a collection box 3, a purification chimney 10, an air chamber 12 and The dust collecting hood 14, the air chamber 12 is arranged in the center of the upper surface of the dust collecting box 1, the lower end of the air chamber 12 is communicated with the dust collecting box 1, the inner top surface of the dust collecting box 1 is provided with a first filter screen 13, the first filter screen 13 Corresponding to the lower end of the air chamber 12, the filtered exhaust gas is filtered again through the first filter screen 13 to further reduce the dust in the exhaust gas. The dust collection cover 14 is arranged inside the dust collection box 1. The surface of the dust collection cover 14 There are evenly distributed filter holes 27 on it, and an anti-blocking mechanism 15 is arranged inside the dust collecting cover 14. The anti-blocking mechanism 15 includes a fixing frame 21, a rotating shaft 24 and a brush strip 23, and the fixing frame 21 is arranged on the dust collecting cover 14. The left side of the inner side is fixedly connected with the inner wall of the dust collecting cover 14, one end of the rotating shaft 24 is rotatably connected with the fixing frame 21, the brush strip 23 is attached to the inner wall of the dust collecting cover 14, and a connecting rod is arranged between the brush strip 23 and the rotating shaft 24 22. The other end of the rotating shaft 24 penetrates to the outside of the dust collection cover 14, the four corners of the lower surface of the dust collection box 1 are provided with support columns 2, the side of the dust collection box 1 is provided with a second motor 25, and the output shaft of the second motor 25 Passing through the dust collecting box 1 and connecting with the rotating shaft 24, the rotating shaft 24 is driven to rotate by the second motor 25, the rotating shaft 24 drives the brush strip 23 to rotate, the brush strip 23 is attached to the dust collecting cover 14, and the brush strip 23 will stick. The dust attached to the filter hole 27 is brushed off to prevent blocking the filter hole 27 and ensure the filtering effect. The side of the dust collection box 1 is provided with a dust pipe 5, and one end of the dust pipe 5 penetrates into the interior of the dust collection box 1 and the dust collection cover. 14 is connected, one end face of the dust collecting hood 14 is provided with an air inlet 19, the dust pipe 5 is connected with the dust collecting hood 14 through the air inlet 19, the lower part of the dust collecting hood 14 is provided with an opening 20, and the upper end of the collecting box 3 is connected to the dust collecting hood 14 through the opening 20. The dust collecting hood 14 is connected, and the dust particles are filtered through the dust collecting hood 14, and the large particles fall into the collection box 3 under the action of gravity. The collection box 3 is arranged below the dust collection box 1. The upper end of the collection box 3 penetrates into the interior of the dust collection box 1 and is connected to the lower part of the dust collection cover 14. The material guide plate 16, the material guide plate 16 is communicated with the discharge pipe 26, the material guide plate 16 is convenient for the collected dust particles to slide into the discharge pipe 26, and the discharge pipe 26 is provided with a spiral blade 17. When collecting dust particles, The discharge end of the discharge pipe 26 is in a closed state. When discharging, the blocking cap of the discharge end of the discharge pipe 26 is opened. The side of the collecting box 3 is provided with a first motor 4, and the output shaft of the first motor 4 penetrates the collecting box 3 and the The spiral blades 17 are connected, and the first motor 4 drives the spiral blades 17 to rotate, so that the discharge is convenient, and the purification chimney 10 is arranged in the dust collecting box 1 On the right side, the side of the purification chimney 10 is provided with an induced draft fan 9, the air inlet of the induced draft fan 9 is connected with the upper end of the air chamber 12 through the air duct 11, the air outlet of the induced draft fan 9 is connected with the purification chimney 10, and the lower part of the outer side of the purification chimney 10 is connected. A reinforcement ring 8 is provided, the reinforcement ring 8 is provided with support legs 7, the support legs 7 are evenly distributed around the center of the reinforcement ring 8, and a connecting plate 6 is provided between the reinforcement ring 8 and the dust collection box 1, and the connection plate 6 will purify the chimney 10. It is connected with the dust collection box 1, so that the structure is fixed firmly, the induced draft fan 9 is fixed on the connecting plate 6, and the induced draft fan 9 drives the exhaust gas to flow, and the tail gas of the dust collection box 1 is sent to the purification chimney 10, and the interior of the purification chimney 10 is provided with The second filter screen 18 is used to reprocess the exhaust gas through the purification chimney 10. The utility model can collect the dust in the exhaust gas in a centralized manner, which facilitates unified treatment, saves resources, reduces environmental pollution, reduces dust blocking mesh holes, and ensures filtering. Effect.

In use: the exhaust gas enters the dust collecting hood 14 through the dust pipe 5, the dust collecting hood 14 filters out the larger dust particles in the exhaust gas, and then the exhaust gas rises through the dust collecting hood 14, and is filtered by the first filter screen 13 again, The induced draft fan 9 drives the exhaust gas to flow, and sends the exhaust gas from the dust collection box 1 to the purification chimney 10. The exhaust gas is processed again through the purification chimney 10. Centralized recycling and processing, saving resources and reducing environmental pollution, the guide plate 16 facilitates the collected dust particles to slide into the discharge pipe 26, the first motor 4 drives the spiral blade 17 to rotate, making it easy to discharge, and the second motor 25 drives the rotation When the shaft 24 rotates, the rotating shaft 24 drives the brush strip 23 to rotate, the brush strip 23 is attached to the dust collecting cover 14, and the brush strip 23 brushes off the dust adhering to the filter hole 27, preventing the filter hole 27 from being blocked and ensuring the filtering effect.

Although the embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes and modifications can be made to these embodiments without departing from the principles and spirit of the present invention , alternatives and modifications, the scope of the present invention is defined by the appended claims and their equivalents.

Claims (6)

1. The utility model provides an agricultural potassium nitrate production is with low tower granulation emission dust collection device, includes that the dust gathers case (1), collecting box (3), purifies chimney (10), plenum (12) and dust collection cover (14), its characterized in that: the dust collecting device is characterized in that the air chamber (12) is arranged in the center of the upper surface of the dust collecting box (1), the lower end of the air chamber (12) is communicated with the dust collecting box (1), the dust collecting cover (14) is arranged in the dust collecting box (1), filter holes (27) which are uniformly distributed are formed in the surface of the dust collecting cover (14), an anti-blocking mechanism (15) is arranged in the dust collecting cover (14), the anti-blocking mechanism (15) comprises a fixing frame (21), a rotating shaft (24) and a brush strip (23), the fixing frame (21) is arranged on the left side of the inner part of the dust collecting cover (14) and fixedly connected with the inner wall of the dust collecting cover (14), one end of the rotating shaft (24) is rotatably connected with the fixing frame (21), the brush strip (23) is attached to the inner wall of the dust collecting cover (14), a connecting rod (22) is arranged between the brush strip (23) and the rotating shaft (24), and the other end of the rotating shaft (24) penetrates to the outer side of the dust collecting cover (14), the side of dust collection box (1) is provided with dust pipe (5), and the one end of dust pipe (5) is worn to the inside and dust gathering cover (14) intercommunication of dust collection box (1), collecting box (3) set up the below of collecting box (1) at the dust, and the upper end of collecting box (3) is worn to the inside and dust gathering cover (14) sub-unit connection of dust collection box (1), purification chimney (10) set up the right side of collecting box (1) at the dust, and the side of purification chimney (10) is provided with draught fan (9), and the air intake of draught fan (9) passes through tuber pipe (11) and is connected with the upper end of plenum (12), and draught fan (9) air outlet is connected with purification chimney (10).

2. The agricultural potassium nitrate production low-tower granulation emission dust collection device as claimed in claim 1, characterized in that: the dust collection box is characterized in that supporting columns (2) are arranged at four corners of the lower surface of the dust collection box (1), a second motor (25) is arranged on the side face of the dust collection box (1), and an output shaft of the second motor (25) penetrates into the dust collection box (1) and is connected with a rotating shaft (24).

3. The agricultural potassium nitrate production low-tower granulation emission dust collection device as claimed in claim 1, characterized in that: an air inlet (19) is formed in one end face of the dust collection cover (14), the dust pipe (5) is connected with the dust collection cover (14) through the air inlet (19), an opening (20) is formed in the lower portion of the dust collection cover (14), and the upper end of the collection box (3) is connected with the dust collection cover (14) through the opening (20).

4. The agricultural potassium nitrate production low-tower granulation emission dust collection device as claimed in claim 1, characterized in that: the top surface of the interior of the dust collection box (1) is provided with a first filter screen (13), and the first filter screen (13) corresponds to the lower end of the air chamber (12).

5. The agricultural potassium nitrate production low-tower granulation emission dust collection device as claimed in claim 1, characterized in that: the lower part of purifying chimney (10) lateral surface is provided with reinforcing ring (8), is provided with supporting leg (7) on reinforcing ring (8), and supporting leg (7) center reinforcing ring (8) evenly distributed is around, be provided with connecting plate (6) between reinforcing ring (8) and dust collection box (1), draught fan (9) are fixed on connecting plate (6), and purifying chimney (10) inside is provided with second filter screen (18).

6. The agricultural potassium nitrate production low-tower granulation emission dust collection device as claimed in claim 1, characterized in that: the collecting box (3) is internally provided with a discharging pipe (26), a material guide plate (16) is arranged inside the collecting box (3), the material guide plate (16) is communicated with the discharging pipe (26), the discharging pipe (26) is internally provided with a helical blade (17), the side surface of the collecting box (3) is provided with a first motor (4), and an output shaft of the first motor (4) penetrates through the collecting box (3) and is connected with the helical blade (17).

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