Flue gas heating device for wet flue gas desulfurization

Abstract

The utility model provides a flue gas heating device for wet flue gas desulfurization, and relates to the related field of flue gas desulfurization. Comprising a body, a heating component, a filter pipe and a sewage treatment component, the heating component is located in the body, the heating component comprises a heat conduction pipe and an electric heating box, the heat conduction pipe and the electric heating box are both located in the body, and the heat conduction pipe is used for conducting heat rapidly on conveyed flue gas; and the electric heating box is used for increasing the internal temperature of the body. According to the flue gas heating device for dehumidification and flue gas desulfurization, through a heat conduction pipe and an electric heating box, the temperature in the body can be increased before flue gas enters the body, so that after the flue gas enters the body, the flue gas can be rapidly heated due to temperature change, and subsequent rapid treatment is facilitated; and impurities entering the treatment box after liquefaction can be effectively stirred and filtered, so that the impurities in water can be effectively removed after neutralization liquid is injected and stirred.

Description

TECHNICAL FIELD

[0001] The application relates to the technical field of flue gas desulfurization, in particular to a flue gas heating device for wet flue gas desulfurization. BACKGROUND

[0002] Flue gas desulfurization refers to the process of removing sulfur oxides from flue gas or other industrial waste gas. This process is of great significance for reducing air pollution and improving environmental quality. Before flue gas desulfurization, the staff will guide it to the heating device to dehumidify and warm the flue gas, so as to carry out subsequent desulfurization treatment.

[0003] After searching, it is found that patent No. CN208177217U discloses a gas heating device for flue gas desulfurization and denitrification. The gas heating device can improve the heating speed of the gas and liquid mixture by driving the stirring blade group on the transmission shaft with the motor, improve the working efficiency, and can wipe the display more conveniently by sliding the sliding column and the sponge on the column, and improve the use effect.

[0004] However, in actual use, the flue gas needs to be in contact with the liquid and stirred for a long time to improve the heating speed after entering the equipment, so that the heating efficiency cannot be effectively improved. In view of this, we propose a flue gas heating device for wet flue gas desulfurization. SUMMARY

[0005] (I) Technical problems solved

[0006] In view of the deficiencies of the prior art, the application provides a flue gas heating device for wet flue gas desulfurization, which solves the problems mentioned in the background art.

[0007] (II) Technical solutions

[0008] To achieve the above purpose, the application is implemented by the following technical solutions: a flue gas heating device for wet flue gas desulfurization, comprising a body, a heating member, a filter pipe and a sewage treatment member, the heating member is located in the interior of the body, the heating member comprises a heat pipe and an electric heating box, the heat pipe and the electric heating box are located in the interior of the body, the heat pipe is used for quickly heating the conveyed flue gas, and the electric heating box is used for improving the temperature in the interior of the body.

[0009] By adopting the above technical solutions, the temperature in the interior of the body can be improved before the flue gas enters the body by the heat pipe and the electric heating box, so that the flue gas can be quickly heated after entering the interior of the body, so as to be quickly treated subsequently.

[0010] Preferably, one side of the body is fixedly connected with an air inlet pipe, the heat pipe is sleeved on the surface of the air inlet pipe, the electric heating box is provided with a plurality of electric heating boxes, and the plurality of electric heating boxes are located above the heat pipe.

[0011] By adopting the above technical scheme, the gas in the air inlet pipe will contact the heat pipe in advance when being transported into the body, and will be quickly heated with the assistance of the heat pipe.

[0012] Preferably, the heating member further comprises an electric heating plate for heating, the electric heating plate is located above the electric heating box, and the electric heating plate is detachably mounted with the body, the connecting end of the electric heating plate and the body is provided with a positioning hole, and the inside of the positioning hole is threadedly connected with a fixing post.

[0013] By adopting the above technical scheme, the electric heating plate can generate part of the heat, so that the electric heating box can improve the heating effect and heat the gas.

[0014] Preferably, the surface of the body is fixedly mounted with a temperature sensor, the temperature sensor is electrically connected with the heating member, and the temperature sensor is used for monitoring the temperature of the flue gas in the body.

[0015] By adopting the above technical scheme, the temperature sensor is attached to the surface of the body, which can detect the temperature of the flue gas in the body, so that the staff can observe the temperature and then perform subsequent processing.

[0016] Preferably, the top of the body further comprises a condensing member, the condensing member comprises a rubber sealing plug, the rubber sealing plug is detachably mounted with the body, and the surface of the rubber sealing plug is fixedly mounted with a condenser.

[0017] By adopting the above technical scheme, the condenser can quickly cool the heated gas, so that it can be liquefied and dropped into the sewage treatment member, and at the same time, the rubber sealing plug can be detached to facilitate cleaning of the electric heating plate.

[0018] Preferably, the filter pipe is fixedly mounted on one side of the body, and the filter pipe is fixedly mounted with a multi-layer adsorption inner net for filtering the gas.

[0019] By adopting the above technical scheme, the multi-layer adsorption inner net can effectively adsorb the impurities in the liquefied gas.

[0020] Preferably, the sewage treatment component comprises a treatment box located at the bottom of the body, one side of the treatment box is fixedly provided with a feeding pipe, the other side of the treatment box is fixedly provided with a drainage pipe, the bottom of the treatment box is provided with a pull-out plate, the pull-out plate is detachably installed with the treatment box, and the inside of the pull-out plate is movably provided with two stirring vanes for stirring effect.

[0021] By adopting the above technical scheme, through the sewage treatment component, the impurities in the water can be effectively removed after the neutralizing liquid is injected and stirred, so that the impurities in the water can be effectively removed after the neutralizing liquid is injected and stirred, and the discharge is facilitated.

[0022] (Three) beneficial effects

[0023] The application provides a flue gas warming device for wet flue gas desulfurization. The beneficial effects are as follows:

[0024] 1. The flue gas warming device for wet flue gas desulfurization, by the heat conducting pipe and the electric heating box, the temperature inside the body can be raised before the flue gas enters the body, so that the flue gas can be quickly heated after entering the body, and the subsequent rapid treatment can be facilitated.

[0025] 2. The flue gas warming device for wet flue gas desulfurization, by the sewage treatment component, the impurities in the water can be effectively removed after the neutralizing liquid is injected and stirred, so that the impurities in the water can be effectively removed after the neutralizing liquid is injected and stirred, and the discharge is facilitated. BRIEF DESCRIPTION OF DRAWINGS

[0026] Figure 1 It is a three-dimensional structure schematic diagram of the application;

[0027] Figure 2 It is a three-dimensional structure split schematic diagram of the sewage treatment component of the application;

[0028] Figure 3 It is a three-dimensional structure cross-sectional schematic diagram of the application;

[0029] Figure 4 It is a three-dimensional structure cross-sectional schematic diagram of the filter pipe of the application.

[0030] In the figure: 1, the body; 10, the air inlet pipe; 11, the temperature sensor; 2, the heating component; 20, the heat conducting pipe; 21, the electric heating box; 22, the electric heating plate; 23, the fixed pile; 3, the condensing component; 30, the rubber sealing plug; 31, the condenser; 4, the filter pipe; 40, the multi-layer adsorption inner net; 5, the sewage treatment component; 50, the treatment box; 51, the feeding pipe; 52, the drainage pipe; 53, the pull-out plate; 54, the stirring vane. DETAILED DESCRIPTION

[0031] The application will be further described in detail below with reference to the drawings and embodiments.

[0032] With reference to Figure 1 , Figure 2 , Figure 3 and Figure 4 , the embodiment of the application provides a flue gas heating device for wet flue gas desulfurization, which comprises a body 1, a heating member 2, a filter pipe 4 and a sewage treatment member 5, the heating member 2 is located in the interior of the body 1, the filter pipe 4 is fixedly installed in close contact with the body 1, and the sewage treatment member 5 is located at the bottom of the body 1, the heating member 2 comprises a heat conduction pipe 20 and an electric heating box 21, both of which are located in the interior of the body 1, the heat conduction pipe 20 is used for rapidly conducting heat to the conveyed flue gas, and the electric heating box 21 is used for increasing the temperature in the interior of the body 1.

[0033] With reference to Figure 1 , Figure 3 and Figure 4 , in one aspect of the embodiment, one side of the body 1 is fixedly connected with an air inlet pipe 10, the heat conduction pipe 20 is sleeved on the surface of the air inlet pipe 10, and the electric heating box 21 is provided in plurality, and the plurality of electric heating boxes 21 are all located above the heat conduction pipe 20.

[0034] The heating member 2 further comprises an electric heating plate 22 used for heating, the electric heating plate 22 is located above the electric heating box 21, and the electric heating plate 22 is detachably installed with the body 1, the connecting end of the electric heating plate 22 and the body 1 is both provided with a positioning hole, and a fixing pile 23 is threadedly connected in the interior of the positioning hole.

[0035] The surface of the body 1 is fixedly installed with a temperature sensor 11, the temperature sensor 11 is electrically connected with the heating member 2, and the temperature sensor 11 is used for monitoring the temperature of the flue gas in the interior of the body 1.

[0036] The top of the body 1 further comprises a condensing member 3, the condensing member 3 comprises a rubber sealing plug 30, the rubber sealing plug 30 is detachably installed with the body 1, and the surface of the rubber sealing plug 30 is fixedly installed with a condenser 31.

[0037] The filter pipe 4 is fixedly installed on one side of the body 1, and a multilayer adsorption inner net 40 used for filtering gas is fixedly installed in the interior of the filter pipe 4.

[0038] When the flue gas desulfurization and heating treatment is carried out, the flue gas is transported into the inside of the body 1 through the gas inlet pipe 10. When the flue gas is transported, the heat conduction pipe 20 can partially preheat the flue gas, and after entering the body 1, the flue gas is rapidly heated with the assistance of the electric heating box 21 and the electric heating plate 22. At the same time, the temperature sensor 11 can detect the temperature of the gas in the inside of the body 1. When the temperature of the gas reaches a suitable processing temperature, the condenser 31 is started to enable the cold gas to quickly contact the hot gas passing through the electric heating plate 22 for neutralization treatment, so that the hot gas can be liquefied, and the gas containing sulfides is converted into water and flows into the bottom processing box 50. The adsorbed gas is discharged through the filter pipe 4, and the gas is adsorbed and filtered by the multi-layer adsorption inner net 40 to reduce pollution to the surrounding environment.

[0039] Referring to Figure 3 In one aspect of the embodiment, the sewage treatment member 5 includes a processing box 50 located at the bottom of the body 1. The processing box 50 is fixedly installed on one side of the body 1. The processing box 50 is fixedly installed on the other side of the body 1. The processing box 50 is provided with a pull-out plate 53. The pull-out plate 53 is detachably installed on the processing box 50. The pull-out plate 53 is movably installed with two stirring vanes 54 for stirring effect.

[0040] The liquid dropped into the processing box 50 will contact with the neutralizing liquid transported by the material conveying pipe 51, and under the stirring and mixing of the stirring vanes 54, the sewage will be quickly mixed and reacted with the neutralizing liquid to remove the sulfides, so as to be discharged through the drain pipe 52.

[0041] All electrical equipment in the present scheme is powered by an external power supply.

[0042] The temperature sensor 11 proposed in the present application is a very mature existing technology, which is a device that can sense temperature and convert it into a readable output signal. They are widely used in various industries and fields, such as home, industry, medical, automobile, etc., for monitoring and controlling temperature. In the present application, the temperature sensor 11 is used to monitor the temperature of the gas entering the body 1. In the subsequent principles, it will not be described in detail.

[0043] Working principle: in use, when the flue gas desulfurization and heating treatment is carried out, the flue gas is conveyed into the inside of the body 1 through the inlet pipe 10, when the flue gas is conveyed, the heat conducting pipe 20 can preheat the flue gas, and after entering the body 1, the electric heating box 21 and the electric heating plate 22 are used to heat quickly, at the same time, the temperature sensor 11 can detect the temperature of the gas in the body 1, when the temperature of the gas reaches the appropriate treatment temperature, the condenser 31 is started, so that the cold gas quickly contacts the hot gas passing through the electric heating plate 22, and the hot gas is liquefied, the gas containing sulfide is converted into water and flows into the treatment box 50 at the bottom, and the adsorbed gas is discharged through the filter pipe 4, which is filtered by the multi-layer adsorption inner net 40 to reduce the pollution to the surrounding, the liquid dropped into the treatment box 50 is contacted with the neutralizing liquid conveyed by the conveying pipe 51, and the sewage is mixed and reacted with the neutralizing liquid under the stirring and mixing of the stirring fan 54, so that the sulfide is removed and discharged through the drain pipe 52.

[0044] It should be noted that the relational terms herein such as first and second and the like are used solely to distinguish one entity or action from another, without necessarily requiring or implying any such actual relationship or order between such entities or actions. Moreover, the terms "comprises", "comprising", or any other variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but can include other elements not expressly listed or inherent to such process, method, article, or apparatus.

[0045] Although the embodiments of the present application have been shown and described, it is to be understood that various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the present application, the scope of which is defined by the appended claims and their equivalents.

Claims

1. A flue gas heating device for wet flue gas desulfurization, comprising a body (1), a heating component (2), a filter tube (4) and a sewage treatment component (5), wherein the heating component (2) is located inside the body (1), and is characterized in that: The heating component (2) comprises a heat conducting pipe (20) and an electric heating box (21), both of which are located inside the body (1); the heat conducting pipe (20) is used to quickly conduct heat to the transported flue gas, and the electric heating box (21) is used to increase the internal temperature of the body (1).

2. A flue gas heating device for wet flue gas desulfurization according to claim 1, characterized in that: An air inlet pipe (10) is fixedly connected to one side of the body (1), the heat conducting pipe (20) is sleeved on the surface of the air inlet pipe (10), a plurality of electric heating boxes (21) are provided, and the plurality of electric heating boxes (21) are all located above the heat conducting pipe (20).

3. The flue gas heating device for wet flue gas desulfurization according to claim 2, characterized in that: The heating component (2) further comprises an electric heating plate (22) for generating heat, wherein the electric heating plate (22) is located above the electric heating box (21), and the electric heating plate (22) and the body (1) are detachably mounted, and the connecting ends of the electric heating plate (22) and the body (1) are both provided with positioning holes, and the internal threads of the positioning holes are connected to fixing piles (23).

4. The flue gas heating device for wet flue gas desulfurization according to claim 1, characterized in that: A temperature sensor (11) is fixedly mounted on the surface of the body (1), the temperature sensor (11) is electrically connected to the heating component (2), and the temperature sensor (11) is used to monitor the temperature of the smoke inside the body (1).

5. The flue gas heating device for wet flue gas desulfurization according to claim 1, characterized in that: The top of the body (1) further comprises a condensation component (3), the condensation component (3) comprises a rubber sealing plug (30), the rubber sealing plug (30) and the body (1) are detachably mounted, and a condenser (31) is fixedly mounted on the surface of the rubber sealing plug (30).

6. The flue gas heating device for wet flue gas desulfurization according to claim 1, characterized in that: The filter tube (4) is fixedly mounted on one side of the body (1), and a multi-layer adsorption inner net (40) for filtering gas is fixedly mounted inside the filter tube (4).

7. The flue gas heating device for wet flue gas desulfurization according to claim 1, characterized in that: The sewage treatment component (5) comprises a treatment box (50), the treatment box (50) being located at the bottom of the body (1), a feed pipe (51) being fixedly mounted on one side of the treatment box (50), and a drain pipe (52) being fixedly mounted on the other side of the treatment box (50), a pull-out plate (53) being provided at the bottom of the treatment box (50), the pull-out plate (53) being detachably mounted on the treatment box (50), and two stirring blades (54) for achieving a stirring effect being movably mounted inside the pull-out plate (53).

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