CN212790472U

CN212790472U - Tail gas recovery environment-friendly device for ammonium sulfate production

Info

Publication number: CN212790472U
Application number: CN202021150253.4U
Authority: CN
Inventors: 边新杰; 许洪鹏; 边天锋
Original assignee: Binzhou Hongxu Biochemistry Co ltd
Current assignee: Binzhou Hongxu Biochemistry Co ltd
Priority date: 2020-06-19
Filing date: 2020-06-19
Publication date: 2021-03-26
Anticipated expiration: 2030-06-19

Abstract

Environmental protection device is retrieved with tail gas to ammonium sulfate production, the power distribution box comprises a box body, box outer wall bottom surface one side fixed connection has check valve's admission line, box inner wall both sides are fixed mounting several wedge board respectively, the several wedge board of box inner wall both sides is from top to bottom staggered arrangement, the wedge face of several wedge board is all up, box outer wall top surface fixed connection exhaust duct's one end, admission line and exhaust duct all with the inside intercommunication of box, the lower extreme of the first circulating line of box outer wall opposite side bottom fixed connection, one of them inlet end of the upper end fixed connection tee bend governing valve of first circulating line, the lower extreme of the liquid outlet end fixed connection second circulating line of tee bend governing valve. The ascending path of tail gas is changed through each wedge-shaped plate, so that the residence time of the tail gas is prolonged, the tail gas is contacted with alkali liquor for many times in the ascending process, and the purifying effect is better. The parts used by the device are common and low in price, and are convenient to produce and manufacture.

Description

Tail gas recovery environment-friendly device for ammonium sulfate production

Technical Field

The utility model belongs to tail gas clean-up equipment field, specifically speaking are tail gas recovery environment-friendly device is used in ammonium sulfate production.

Background

The sulfur dioxide gas need be used to the ammonium sulfate in manufacturing, when carrying out exhaust emissions, mix in the tail gas and have sulfur dioxide, need use the alkali lye spray column to handle tail gas, the sulfur dioxide gas in the alkali lye can the neutralization tail gas of alkali lye spray column, but current tail gas dwell time is shorter in the spray column for the contact time of tail gas and alkali lye is short, and the alkali lye can't fully react with the acid gas in the tail gas, leads to the purifying effect of tail gas poor.

SUMMERY OF THE UTILITY MODEL

The utility model provides an ammonium sulfate production is with tail gas recovery environment-friendly device for solve the defect among the prior art.

The utility model discloses a following technical scheme realizes:

the tail gas recovery environment-friendly device for ammonium sulfate production comprises a box body, wherein one side of the bottom surface of the outer wall of the box body is fixedly connected with an air inlet pipeline with a one-way valve, a plurality of wedge-shaped plates are fixedly arranged on two sides of the inner wall of the box body respectively, the wedge-shaped plates on the two sides of the inner wall of the box body are staggered from top to bottom, the wedge-shaped surfaces of the wedge-shaped plates are upward, the top surface of the outer wall of the box body is fixedly connected with one end of an exhaust pipeline, the air inlet pipeline and the exhaust pipeline are communicated with the inside of the box body, the bottom of the other side of the outer wall of the box body is fixedly connected with the lower end of a first circulating pipeline, the upper end of the first circulating pipeline is fixedly connected with one liquid inlet end of a three-way regulating valve, the liquid outlet end of the three-way regulating valve, the liquid discharge pipeline is communicated with the first circulating pipeline, the liquid discharge pipeline is located outside the box body, the other side of the box body is provided with an alkaline liquid box, the other end of the three-way regulating valve is fixedly connected with one end of the liquid inlet pipeline, the other end of the liquid inlet pipeline is located inside the alkaline liquid box, and the second circulating pipeline is fixedly provided with a water pump.

As above tail gas recovery environment-friendly device for ammonium sulfate production, spray set by spray line and shower nozzle, spray line is located the box, spray line is vertical places, the upper end of one side middle part fixed connection second circulating line of spray line, spray line and the inside intercommunication of second circulating line, several shower nozzle fixed mounting is at spray line's opposite side, several shower nozzle all with the inside intercommunication of spray line.

According to the tail gas recovery environment-friendly device for ammonium sulfate production, the first circulating pipeline is fixedly provided with the PH meter, and the PH meter is positioned above the liquid discharge pipeline.

According to the tail gas recovery environment-friendly device for ammonium sulfate production, the other end of the exhaust pipeline is fixedly connected with the gas inlet end of the photoelectrolysis device.

According to the tail gas recovery environment-friendly device for ammonium sulfate production, the gas outlet end of the photoelectrolysis device is connected with the gas inlet end of the high-altitude discharge tower through the vent pipe.

According to the tail gas recovery environment-friendly device for ammonium sulfate production, the ultrasonic liquid level measuring instrument is fixedly installed at the bottom of one side of the inner wall of the box body.

The utility model has the advantages that: the device is used for treating tail gas for ammonium sulfate production, a user opens a valve on a liquid discharge pipeline, waste liquid in a box body enters the liquid discharge pipeline along a first circulation pipeline to be discharged, the user closes the valve on the liquid discharge pipeline after the discharge is finished, the user adjusts a three-way adjusting valve to enable a second circulation pipeline to be communicated with a liquid inlet pipeline, the user opens a water pump, the water pump sucks alkali liquor in an alkali liquor box into the liquid inlet pipeline, the alkali liquor enters the second circulation pipeline through the liquid inlet pipeline, the alkali liquor flows to the bottom in the box body along wedge surfaces of all wedge plates after being discharged through a spraying device, the alkali liquor accumulates along the alkali liquor at the bottom in the box body, the user adjusts the three-way adjusting valve to enable the first circulation pipeline to be communicated with the second circulation pipeline, the user adds the tail gas into the box body through the air inlet pipeline, the tail gas is introduced into the alkali liquor at the bottom, the water pump is with in the first circulating line of alkali lye suction of bottom in the box, and along first circulating line, discharge through spray set behind the second circulating line, alkali lye after the discharge flows downwards along the wedge face of wedge plate from top to bottom, and with the tail gas contact that rises, thereby realize the multiple treatment of tail gas, alkali lye in the box is after repetitious usage, the user repeats above-mentioned process and carries out the alkali lye change, the user can realize the joining of new alkali lye and the cyclic utilization of alkali lye in the box through adjusting three-way regulating valve, convenient operation, and this device has changed the ascending route of tail gas through each wedge plate, thereby the dwell time of tail gas has been improved, tail gas is in ascending in-process and alkali lye contact many times, purifying effect is better. The parts used by the device are common and low in price, and are convenient to produce and manufacture.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described 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 inventive labor.

Fig. 1 is a schematic structural diagram of the present invention.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

An environment-friendly tail gas recovery device for ammonium sulfate production is shown in the figure and comprises a box body 1, wherein one side of the bottom surface of the outer wall of the box body 1 is fixedly connected with an air inlet pipeline 2 with a one-way valve, two sides of the inner wall of the box body 1 are respectively and fixedly provided with a plurality of wedge-shaped plates 3, the wedge-shaped plates 3 on the two sides of the inner wall of the box body 1 are staggered from top to bottom, the wedge-shaped surfaces of the wedge-shaped plates 3 are upward, the top surface of the outer wall of the box body 1 is fixedly connected with one end of an exhaust pipeline 4, the air inlet pipeline 2 and the exhaust pipeline 4 are communicated with the inside of the box body 1, the bottom of the other side of the outer wall of the box body 1 is fixedly connected with the lower end of a first circulating pipeline 5, the upper end of the first circulating pipeline 5 is fixedly connected with one of liquid, the application does not need to describe much, the liquid outlet end of the three-way regulating valve 11 is fixedly connected with the lower end of the second circulating pipeline 10, the upper end of the second circulating pipeline 10 penetrates through the top of the other side of the outer wall of the box body 1, the spraying device is fixedly installed at the upper end of the second circulating pipeline 10, one side of the lower end of the first circulating pipeline 5 is fixedly connected with the liquid discharge pipeline 6 with a stop valve, the liquid discharge pipeline 6 is communicated with the first circulating pipeline 5, the liquid discharge pipeline 6 is positioned outside the box body 1, the other side of the box body 1 is provided with an alkaline liquid box 7, the top of the alkaline liquid box 7 is opened, the other end of the liquid inlet end of the three-way regulating valve 11 is fixedly connected with one end of the liquid inlet pipeline 8, the other end of the liquid inlet pipeline 8 is positioned inside the alkaline liquid box 7, the water pump 9 is fixedly installed on the second circulating pipeline 10, the other end of the cut-off part of the second circulating pipeline 10 is fixedly connected with the liquid outlet end of the water pump 9, and the alkali liquor of the second circulating pipeline 10 flows from bottom to top. The device is used for treating tail gas for ammonium sulfate production, a user opens a valve on a liquid discharge pipeline 6, waste liquid in a box body 1 enters the liquid discharge pipeline 6 along a first circulating pipeline 5 to be discharged, the user closes the valve on the liquid discharge pipeline 6 after the discharge is finished, the user adjusts a three-way adjusting valve 11 to enable a second circulating pipeline 10 to be communicated with a liquid inlet pipeline 8, the user opens a water pump 9, the water pump 9 sucks alkali liquid in an alkali liquid box 7 into the liquid inlet pipeline 8, the alkali liquid enters the second circulating pipeline 10 through the liquid inlet pipeline 8, after the alkali liquid is discharged through a spraying device, the alkali liquid flows to the bottom in the box body 1 along the wedge-shaped surfaces of the wedge-shaped plates 3, along with accumulation of the alkali liquid at the bottom in the box body 1, the user adjusts the three-way adjusting valve 11 to enable the first circulating pipeline 5 to be communicated with the second circulating pipeline 10, the tail gas is introduced into the alkali liquor at the bottom of the box body 1 for first treatment, the tail gas moves upwards along a gap between two adjacent wedge-shaped plates 3, the alkali liquor at the bottom in the box body 1 is pumped into the first circulating pipeline 5 by the water pump 9 and is discharged through the spraying device along the first circulating pipeline 5 and the second circulating pipeline 10, the discharged alkali liquor flows downwards along the wedge-shaped surfaces of the wedge-shaped plates 3 from top to bottom and is contacted with the ascending tail gas, so that the tail gas is treated for multiple times, after the alkali liquor in the box body 1 is used for multiple times, a user repeats the above process for alkali liquor replacement, the user can realize the addition of new alkali liquor and the recycling of the alkali liquor in the box body 1 by adjusting the three-way adjusting valve 11, the operation and the use are convenient, the device changes the ascending path of the tail gas through each wedge-shaped plate 3, thereby increasing the residence time of the tail gas, and the tail gas is contacted with, the purifying effect is better. The parts used by the device are common and low in price, and are convenient to produce and manufacture.

Specifically, as shown in fig. 1, the spraying device according to this embodiment includes a spraying pipe 12 and spray heads 13, the spraying pipe 12 is located in the box body 1, the spraying pipe 13 is vertically disposed, the middle of one side of the spraying pipe 12 is fixedly connected to the upper end of the second circulating pipe 10, the spraying pipe 12 is communicated with the inside of the second circulating pipe 10, the plurality of spray heads 13 are fixedly installed on the other side of the spraying pipe 12, and the plurality of spray heads 13 are communicated with the inside of the spraying pipe 12. The alkali liquor in the second circulating pipeline 10 enters the spraying pipeline 12 and is sprayed out through the spraying nozzle, so that the contact area between the alkali liquor and the tail gas is increased, and the purification rate of the tail gas is increased.

Specifically, as shown in fig. 1, a PH meter 14 is fixedly installed on the first circulation pipe 5, and the PH meter is located above the drain pipe 6. The user can determine the alkali liquor flowing through the first circulating pipeline 5 through the PH meter 14, and the alkali liquor can be conveniently replaced by the user.

Further, as shown in fig. 1, the other end of the exhaust duct 4 in this embodiment is fixedly connected to the air inlet end of the photo-electrolysis device 15. The photoelectrolysis device 15 can carry out photoelectrolysis treatment to the tail gas once more, purifies the tail gas once more, improves the purification rate of tail gas.

Further, as shown in fig. 1, the outlet end of the photoelectrolysis apparatus 15 according to the present embodiment is connected to the inlet end of the high-altitude exhaust tower 16 through an air duct. The user discharges tail gas through high altitude exhaust tower 16 for tail gas discharges into the high altitude, avoids tail gas pollution earth's surface environment.

Furthermore, as shown in fig. 1, an ultrasonic liquid level measuring instrument 17 is fixedly installed at the bottom of the inner wall of the case 1, and the ultrasonic liquid level measuring instrument 17 has an alkali corrosion resistance function. Used for detecting the height of the alkali liquor in the box body 1.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.

Claims

1. Environmental protection device is retrieved with tail gas in ammonium sulfate production, including box (1), its characterized in that: an air inlet pipeline (2) with a one-way valve is fixedly connected to one side of the bottom surface of the outer wall of the box body (1), a plurality of wedge-shaped plates (3) are fixedly installed on two sides of the inner wall of the box body (1) respectively, the wedge-shaped plates (3) on two sides of the inner wall of the box body (1) are arranged in a staggered mode from top to bottom, the wedge-shaped surfaces of the wedge-shaped plates (3) face upwards, one end of an exhaust pipeline (4) is fixedly connected to the top surface of the outer wall of the box body (1), the air inlet pipeline (2) and the exhaust pipeline (4) are communicated with the inside of the box body (1), the bottom of the other side of the outer wall of the box body (1) is fixedly connected to the lower end of a first circulating pipeline (5), the upper end of the first circulating pipeline (5) is fixedly connected to one of liquid inlet ends of a three-way regulating valve (11), the, upper end fixed mounting spray set of second circulating line (10), first circulating line (5) lower extreme one side fixed connection has drain pipe (6) of stop valve, drain pipe (6) and first circulating line (5) intercommunication, drain pipe (6) are located box (1) outside, box (1) opposite side is equipped with lye tank (7), the one end of the other end feed liquor fixed connection feed liquor pipeline (8) of three-way control valve (11), the other end of feed liquor pipeline (8) is located inside lye tank (7), fixed mounting water pump (9) on second circulating line (10).

2. The tail gas recovery environment-friendly device for ammonium sulfate production as claimed in claim 1, characterized in that: the spraying device is characterized in that the spraying pipeline (12) and the spray heads (13) are arranged in the box body (1), the spraying pipeline (12) is vertically arranged, the middle part of one side of the spraying pipeline (12) is fixedly connected with the upper end of the second circulating pipeline (10), the spraying pipeline (12) is communicated with the inside of the second circulating pipeline (10), the plurality of spray heads (13) are fixedly arranged on the other side of the spraying pipeline (12), and the plurality of spray heads (13) are communicated with the inside of the spraying pipeline (12).

3. The tail gas recovery environment-friendly device for ammonium sulfate production as claimed in claim 1, characterized in that: and a PH meter (14) is fixedly arranged on the first circulating pipeline (5), and is positioned above the liquid drainage pipeline (6).

4. The tail gas recovery environment-friendly device for ammonium sulfate production as claimed in claim 1, characterized in that: the other end of the exhaust pipeline (4) is fixedly connected with the air inlet end of the photoelectrolysis device (15).

5. The tail gas recovery environment-friendly device for ammonium sulfate production as claimed in claim 4, characterized in that: the air outlet end of the photoelectrolysis device (15) is connected with the air inlet end of the high-altitude exhaust tower (16) through an air duct.

6. The tail gas recovery environment-friendly device for ammonium sulfate production as claimed in claim 1, characterized in that: the bottom of one side of the inner wall of the box body (1) is fixedly provided with an ultrasonic liquid level measuring instrument (17).