CN216726588U

CN216726588U - Uniform air inlet device for electromagnetic de-whitening

Info

Publication number: CN216726588U
Application number: CN202220348370.4U
Authority: CN
Inventors: 马志; 谢兵
Original assignee: Yunnan Chengjiang Tianchen Phosphate Fertilizer Co ltd
Current assignee: Yunnan Chengjiang Tianchen Phosphate Fertilizer Co ltd
Priority date: 2022-02-21
Filing date: 2022-02-21
Publication date: 2022-06-14
Anticipated expiration: 2032-02-21

Abstract

The application discloses a uniform air intake device for electromagnetic dewhitening, comprising: an electromagnetic dewhitening tower, a pressurizing chamber, and a pair of buffer tanks; an intake manifold is arranged on the intake end of the electromagnetic dewhitening tower; the intake manifold It is connected with the second side wall pipeline of the pressurizing chamber; the first side wall of the pressurizing chamber is provided with an air inlet pipe; the air inlet pipe is communicated with the wet flue gas inflow pipeline; The gas outlet end of the buffer tank is communicated with the third and fourth side wall pipelines of the pressurizing chamber. The device installs a flue gas pressurizing chamber on the intake pipe, and installs a flue gas pressurizing chamber on both sides of the flue gas pressurizing chamber. Set up buffer tanks respectively, according to the amount of flue gas generated in production, after filling the buffer tanks, connect the flue gas buffer pipe with the flue gas pressurizing chamber to adjust the amount of gas entering the electromagnetic whitening device.

Description

Uniform air inlet device for electromagnetic de-whitening

Technical Field

The application relates to the technical field of flue gas treatment, in particular to an electromagnetic de-whitening uniform air inlet device.

Background

According to the research results in recent years, the reason for the haze includes white smoke discharged from a chimney. The discharged high-humidity flue gas and soluble particles in the discharged smoke moisture are contacted with air with lower temperature in the atmosphere to be condensed to form a 'white smoke' phenomenon, after sinking smoke plumes are combined with aerosol of other pollutants in the air, the environmental pollution degree near a chimney can be obviously increased, gypsum rain is set to be initiated, and how to effectively eliminate 'white smoke' generated by the chimney becomes a new environment-friendly index.

In order to meet the requirement of smoke whitening, an electromagnetic whitening device is mostly adopted for treatment, the existing electromagnetic whitening utilizes atomized liquid drops in an electric field to carry charges and then directionally move to a negative electrode wall, after a liquid film is formed, the liquid film automatically flows out from the lower part under the action of gravity, and clean gas is discharged from the upper part of the device. Can realize the purification of dust and acid mist while dehumidifying so as to meet higher environmental examination standards.

However, after the existing flue gas enters the electromagnetic whitening device through the gas inlet pipe, the gas mainly flows through the flow equalizing and guiding section by self and then enters the smoke inlet section. When the smoke output in phosphate fertilizer production is low, the gas self-moving speed is low, the smoke amount entering the cooling section is low, the cooling section idles, and energy waste is caused. When the production is in a peak, the smoke amount is large, and gas meeting the emission requirement cannot be obtained, so that the electromagnetic whitening treatment effect is influenced.

SUMMERY OF THE UTILITY MODEL

The application provides an electromagnetism is taken off white with even air inlet unit for it is many times less when the flue gas volume that exists is unbalanced to lead to the gas volume when entering the electromagnetism and taking off white device to solve, influences the treatment effect, causes the extravagant technical problem of energy consumption.

The application provides an electromagnetism is taken off white with even air inlet unit includes: the system comprises an electromagnetic whiting tower, a pressurizing chamber and cache tanks arranged in pairs; an air inlet main pipe is arranged at the air inlet end of the electromagnetic whiting tower; the air inlet main is communicated with a second side wall pipeline of the pressurization chamber; an air inlet pipe is arranged on the first side wall of the pressurization chamber; the air inlet pipe is communicated with a wet flue gas inflow pipeline; the air inlet end of the buffer tank is communicated with an inflow pipeline of wet flue gas; the air outlet end of the cache tank is communicated with the third and fourth side wall pipelines of the pressurizing chamber;

the pressurization chamber includes: a first partition plate and a second partition plate; a cavity is arranged in the pressurizing chamber and is divided into a pressurizing cavity, a first sub-cavity and a second sub-cavity by a first partition plate and a second partition plate; the pressurizing cavity is communicated with the first branch cavity pipeline; the first branch cavity is communicated with the second branch cavity pipeline; the second sub-cavity is communicated with an air inlet main pipeline;

the first clapboard is vertical to the third and fourth side walls of the pressurizing chamber and is arranged in the pressurizing chamber; the second partition board is arranged at the outer side of the first partition board and is vertical to the first partition board and the second side wall;

the buffer tank is communicated with a pipeline on the side wall of the pressurizing chamber.

Preferably, the method comprises the following steps: a plurality of valves; the valve is arranged on a pipeline communicated with the cache tank and the pressurizing chamber; the valve is arranged on a pipeline which is communicated with an inflow pipeline of the wet flue gas at the air inlet end of the buffer tank.

Preferably, the valve is a solenoid valve.

Preferably, it comprises: the flue gas flow velocity detection module is arranged in the wet flue gas inflow pipeline and is electrically connected with the PLC control module; the PLC control module is electrically connected with the electromagnetic valve.

Preferably, the method comprises the following steps: and the pressurizing nozzle is arranged in the pressurizing cavity and arranged on the air inlet communicated with the pressurizing cavity through the cache pipe.

Preferably, the method comprises the following steps: a first branch pipe; a first branch pipe is arranged on the first partition plate and is communicated with the pressurization cavity and the first sub-cavity.

Preferably, the method comprises the following steps: a second branch pipe; a second branch pipe is arranged on the second partition plate; the second branch pipe is communicated with the first sub-cavity and the second sub-cavity.

Preferably, the method comprises the following steps: and the side wall of the pressurizing chamber is provided with a third branch pipe which is communicated with the second sub-chamber and the air inlet main pipe.

The beneficial effects that this application can produce include:

1) the application provides an electromagnetism is taken off white with even air inlet unit, through install the flue gas pressurized chamber additional in the intake pipe to set up the buffer memory jar respectively in flue gas pressurized chamber both sides, according to flue gas production volume in the production, load the buffer memory jar after, and be linked together flue gas buffer memory pipe and flue gas pressurized chamber. When the smoke volume is high, the redundant smoke can be stored by adopting a buffer tank, so that the processing capacity of the electromagnetic de-whitening device is reduced, and the discharge of gas which does not reach the standard is avoided; when the smoke output is low, after the gas in the buffer tank is extracted to supplement the gas in the smoke pressurizing chamber, the air input of the electromagnetic whitening device is maintained when the gas quantity is low, the energy utilization rate of the cooling section is improved, the energy consumption waste is avoided, and the stability of exhaust is improved.

Drawings

Fig. 1 is a schematic structural view of a uniform air intake device for electromagnetic whitening according to the present application;

FIG. 2 is a schematic sectional view of a pressurized chamber according to the present application;

fig. 3 is a schematic perspective view of a pressurization chamber provided in the present application;

illustration of the drawings:

101. a clean gas outlet 101; 102. a heating section 102; 103. a cooling section; 104. a cold air delivery pipe; 108. a cold air delivery pump; 105. a gas-homogenizing flow guide section; 107. a support leg; 106. an intake manifold; 121. a buffer tank; 122. a valve; 123. a first separator; 124. a second separator; 13. a pressurized chamber; 131. an air inlet pipe; 132. pressurizing the spray pipe; 139. a pressurized spray head; 133. a first branch pipe; 136. a second branch pipe; 138. a third branch pipe; 134. a pressurization cavity; 135. a first sub-chamber; 137. and a second subchamber.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions of the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings of the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all embodiments of the present invention. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention.

Technical means which are not described in detail in the present application and are not used for solving the technical problems of the present application are all arranged according to common knowledge in the field, and various common knowledge arrangement modes can be realized.

Referring to fig. 1-3, the present application provides an electromagnetic de-whitening uniform air inlet device, comprising: an electromagnetic whiting tower, a pressurizing chamber 13 and a pair of buffer tanks 121; an air inlet manifold 106 is arranged at the air inlet end of the electromagnetic whiting tower; the intake manifold 106 communicates with the second side wall pipe of the pressurization chamber 13; an intake pipe 131 is provided on a first side wall of the pressurizing chamber 13; the air inlet pipe 131 is communicated with a wet flue gas inflow pipeline; the air inlet end of the buffer tank 121 is communicated with an inflow pipeline of wet flue gas; the air outlet end of the buffer tank 121 is communicated with the third and fourth side wall pipelines of the pressurizing chamber 13;

the pressurization chamber 13 includes: a first partition 123, a second partition 124; a cavity is arranged in the pressurizing chamber 13, and is divided into a pressurizing chamber 134, a first sub-chamber 135 and a second sub-chamber 137 by a first partition plate 123 and a second partition plate 124; the pressurizing cavity 134 is communicated with the first sub-cavity 135 in a pipeline way; the first cavity 135 is in pipeline communication with the second cavity 137; the second sub-cavity 137 is communicated with the air inlet manifold 106 through a pipeline;

the first partition plate 123 is provided in the pressurizing chamber 13 so as to be perpendicular to the third and fourth side walls of the pressurizing chamber 13; the second barrier 124 is disposed outside the first barrier 123 perpendicularly to the first barrier 123 and the second sidewall;

the buffer tank 121 communicates with the pressurizing chamber 13 side wall piping.

According to the arrangement, when the amount of flue gas is sufficient, the flue gas is stored through the cache tank 121, so that the handling capacity of the electromagnetic white tower in a peak period is reduced, and the flue gas which is not completely treated in the peak period is prevented from being discharged; meanwhile, the temporarily stored smoke can be supplemented into the pressurizing chamber 13 in the smoke valley period, so that the air flow pressure is increased, the treatment capacity of the white tower is improved, the energy loss of the white tower is avoided, and the effective adjustment of air inlet is realized.

The flue gas can be in pressurization chamber 13, when obtaining the replenishment, utilizes the baffle that sets up to realize the pressurization to the flue gas, pressurize, avoids flue gas pressure to reduce, maintains the normal processing of electromagnetic de-whitening device, realizes evenly admitting air.

The electromagnetism that uses in this application takes off white tower can all include for the electromagnetism of all kinds of common uses takes off white device: a gas homogenizing and guiding section; a cooling section; the heating section 102 is communicated with an exhaust port, and white smoke-free exhaust is realized.

In one embodiment, the electromagnetic whiting tower comprises, disposed within a tower body: a heating section 102, a cooling section 103 and a gas-homogenizing guide section 105; the lower part of the tower body is provided with an air-equalizing diversion section 105; the air inlet manifold 106 is communicated with the air-equalizing flow guide section 105 through pipelines; the cooling section 103 is communicated with the gas-homogenizing flow guide section 105 and is arranged in the middle of the tower body; the heating section 102 is communicated with the cooling section 103 and is arranged at the upper part of the tower body; the top surface of the tower body is provided with a clean gas outlet 101.

In one embodiment, an electromagnetic debanding tower comprises: a cooling delivery pump and a cooling delivery pipe; the air outlet end of the cooling conveying pipe is communicated with a heat exchanger arranged in the side wall of the cooling section; and a cooling delivery pump is arranged on the cooling delivery pipe. According to the arrangement, the flue gas can be cooled by utilizing cold air.

In one embodiment, the method comprises the following steps: and the supporting legs 107 are arranged on the bottom surface of the electromagnetic whiting tower, and are respectively connected with the top angle of the bottom surface of the tower body. The arrangement can realize the support of the tower body.

Preferably, the method comprises the following steps: a plurality of valves 122; the valve 122 is provided on a pipe connecting the surge tank 121 and the pressurizing chamber 13; the valve 122 is arranged on a pipeline which is communicated with an inflow pipeline of the wet flue gas at the air inlet end of the buffer tank 121. According to the arrangement, the opening and closing of the buffer tank 121 can be adjusted according to the smoke amount.

Preferably, the valve 122 is a solenoid valve 122.

Preferably, the method comprises the following steps: the flue gas flow velocity detection module is arranged in the wet flue gas inflow pipeline and is electrically connected with the PLC control module; the PLC control module is electrically connected to the solenoid valve 122.

According to the arrangement, the flue gas can be communicated with the cache tank 121 according to the flow rate of the flue gas to realize the cache of the flue gas. The flue gas flow velocity detection module is an air flow velocity meter VPT511NF produced by Qingdao Chengxi instrument spring Limited.

Preferably, the method comprises the following steps: and the pressurizing spray head 139 is arranged in the pressurizing cavity 134 and is arranged on an air inlet of the cache pipe communicated with the pressurizing cavity 134. According to this setting can improve the flue gas velocity of flow through the pressurization to the gas in buffer tank 121, effectively alleviate the lower problem of low ebb period flue gas velocity of flow.

The used pressurizing spray head 139 is the existing common spray head, and a gas pressurizing device can be arranged on the pipeline in a conventional way according to the use requirement of the pressurizing spray head 139. Arranged in the usual way in the prior art and not described in more detail here.

Preferably, the method comprises the following steps: a first branch pipe 133; the first partition 123 is provided with a first branch pipe 133, and the first branch pipe 133 connects the pressurizing chamber 134 and the first branch chamber 135.

Preferably, the method comprises the following steps: a second branch pipe 136; the second partition plate 124 is provided with a second branch pipe 136; the second branch pipe 136 communicates the first branch chamber 135 and the second branch chamber 137.

Preferably, the method comprises the following steps: and a third branch pipe 138, the side wall of the pressurization chamber 13 being provided with the third branch pipe 138, the third branch pipe 138 communicating the second branch chamber 137 and the intake manifold 106.

According to the arrangement, different neps in each chamber can be utilized to realize pressurization and caching of the flue gas, the flow speed and flow of the gas entering the electromagnetic whiting tower are improved, and the required pressure for treatment is maintained.

In one embodiment, the method comprises the following steps: a cold air duct 104 and a cold air transfer pump 108; the cold air delivery pipe 104 is communicated with an air inlet of a cooling heat exchanger arranged in the cooling section 103; the cold air transfer pump 108 is provided on the cooling duct 104.

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 various changes in the embodiments and/or modifications of the utility model can be made, and equivalents and modifications of some features of the utility model can be made without departing from the spirit and scope of the utility model.

Claims

1. a uniform air intake device for electromagnetic de-whitening, is characterized in that, comprises: electromagnetic de-whitening tower, pressurizing chamber (13), the buffer tank (121) that is arranged in pairs; an intake manifold (106) is provided; the intake manifold (106) is in pipeline communication with the second side wall of the pressurized chamber (13); an intake manifold (131) is arranged on the first sidewall of the pressurized chamber (13); The gas pipe (131) is communicated with the wet flue gas inflow pipeline; the intake end of the buffer tank (121) is communicated with the wet flue gas inflow pipeline; the gas outlet end of the buffer tank (121) is connected with the pressure chamber (13) The third and fourth sidewall pipelines are connected;

The pressurizing chamber (13) comprises: a first partition plate (123) and a second partition plate (124); a cavity is provided inside the pressurizing chamber (13), and the cavity is surrounded by the first partition plate (123) and the second partition plate (124). The two partitions (124) are divided into a pressurizing chamber (134), a first sub-chamber (135) and a second sub-chamber (137); the pressurizing chamber (134) is in pipeline communication with the first sub-chamber (135); A sub-chamber (135) is in pipeline communication with the second sub-chamber (137); the second sub-chamber (137) is in pipeline communication with the intake manifold (106);

The third and fourth side walls of the first partition plate (123) perpendicular to the pressure chamber (13) are arranged in the pressure chamber (13); the second partition plate (124) is perpendicular to the first partition plate (123) and The second side wall is arranged on the outer side of the first partition plate (123);

The buffer tank (121) is in pipeline communication with the side wall of the pressurizing chamber (13).

2. The uniform air intake device for electromagnetic whitening according to claim 1, characterized in that it comprises: a plurality of valves (122); the valves (122) are arranged in the buffer tank (121) to be connected with the pressurized chamber (13) The valve (122) is arranged on the pipeline where the intake end of the buffer tank (121) communicates with the inflow pipeline of the wet flue gas.

3 . The uniform air intake device for electromagnetic whitening according to claim 2 , wherein the valve ( 122 ) is a solenoid valve ( 122 ). 4 .

4. The uniform air intake device for electromagnetic de-whitening according to claim 3, characterized in that, comprising: a flue gas flow rate detection module, a PLC control module, and the flue gas flow rate detection module is arranged in the wet flue gas inflow pipeline, and is electrically connected with the PLC control module; the PLC control module is electrically connected with the solenoid valve (122).

5. The uniform air intake device for electromagnetic de-whitening according to claim 1, characterized in that it comprises: a pressurizing nozzle (139), wherein the pressurizing nozzle (139) is arranged in the pressurizing chamber (134), and is arranged on the The buffer pipe communicates with the air inlet of the pressurizing chamber (134).

6. The uniform air intake device for electromagnetic bleaching according to claim 1, characterized in that it comprises: a first branch pipe (133); (133) communicates with the pressurizing chamber (134) and the first sub-chamber (135).

7. The uniform air intake device for electromagnetic bleaching according to claim 6, characterized in that it comprises: a second branch pipe (136); a second branch pipe (136) is provided on the second partition plate (124); the second branch pipe (136) communicates with the first sub-chamber (135) and the second sub-chamber (137).

8. The uniform air intake device for electromagnetic bleaching according to claim 7, characterized in that it comprises: a third branch pipe (138), wherein a third branch pipe (138) is provided on the side wall of the pressurized chamber (13), The three branch pipes (138) communicate with the second sub-chamber (137) and the intake manifold (106).