Flue gas desulfurization and denitrification wastewater treatment device

Abstract

The utility model relates to the technical field of wastewater desulfurization and denitrification, in particular to a flue gas desulfurization and denitrification wastewater treatment device which comprises an equipment bracket, a dosing structure is fixedly mounted at the top of the equipment bracket, and the dosing structure comprises a dosing box; through a chemical adding structure, when chemical adding work is carried out, chemicals are put into a triangular frame through a storage box, when the chemicals in an electronic scale reach the set weight, the storage box stops putting the chemicals, then through driving of a servo motor, an output shaft of the servo motor drives a first gear to rotate through a belt, and due to the fact that the first gear is meshed with the outer surface of a third gear, the chemical adding work is completed. Then, a third gear can drive a second gear to rotate, so that the second gear can drive a tripod to rotate, and a sliding block slides on an annular rail, so that the sliding block can be supported, an agent in an electronic scale can be put into a reaction tank, and the purpose of accurately controlling the dosage of a desulfurizing agent and a denitrifying agent is achieved; and the removal rate of suspended matters and heavy metals is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to wastewater desulfurization and denitrification technical field, concretely is a kind of flue gas desulfurization and denitrification wastewater treatment device. BACKGROUND

[0002] Wastewater desulfurization and denitrification is an important process involving industrial wastewater treatment, mainly for wastewater generated in the process of flue gas desulfurization and denitrification, and desulfurization technology is mainly divided into wet desulfurization, dry desulfurization and semi-dry desulfurization. Among them, wet desulfurization is widely used due to its high efficiency and stability, mainly including limestone-gypsum wet desulfurization, ammonia desulfurization and other technologies. These technologies add desulfurizer (such as limestone, ammonia water, etc.) during the coal combustion process, react with sulfur dioxide in flue gas to generate by-products such as sulfate or sulfite, thereby achieving the purpose of desulfurization. Denitrification technology is mainly divided into selective catalytic reduction (SCR) and selective non-catalytic reduction (SNCR). These two technologies convert NOx into harmless or low-toxicity compounds, thereby reducing the emission of atmospheric pollutants.

[0003] The existing wastewater flue gas desulfurization and denitrification treatment device still has some deficiencies in actual use: the existing treatment device is not convenient to accurately control the dosing amount and reaction conditions, which may cause the dosing amount of desulfurizer and denitrifier to be inaccurate, resulting in reduced desulfurization efficiency and failure to meet the emission standard. Based on the existing technical deficiencies, the utility model designs a flue gas desulfurization and denitrification wastewater treatment device. UTILITY MODEL CONTENT

[0004] In view of the deficiencies of the prior art, the utility model provides a flue gas desulfurization and denitrification wastewater treatment device, which has the advantages of accurately controlling the dosing amount of desulfurizer and denitrifier.

[0005] The utility model provides the following technical scheme: a kind of flue gas desulfurization and denitrification wastewater treatment device, including equipment support, the top of the equipment support is fixedly installed with dosing structure, and the dosing structure includes dosing tank;The top of the dosing tank is fixedly installed with storage tank, and the outer surface of the dosing tank is fixedly installed with fixed ring on one side, and the inside of the fixed ring is fixedly installed with servo motor, and the output shaft one end of the servo motor is sleeved with belt, and the outer surface of the dosing tank is rotatably installed with first gear on one side, and the first gear is connected with belt sleeve connection, and the inside of the dosing tank is rotatably installed with second gear, and the top of the second gear is fixedly installed with tripod, and the inside of the tripod is fixedly installed with electronic scale, and the outer surface of the tripod is fixedly installed with sliding block on both sides, and the inner wall of the dosing tank is fixedly installed with annular rail on both sides, and the two annular rails are slidably connected with two sides sliding block, and one end of the second gear is fixedly installed with third gear, and the third gear and the outer surface of the first gear are mutually engaged.

[0006] As a preferred technical scheme of the utility model, the top of the equipment support is fixedly installed with a treatment structure, and the outer surface of the equipment support is fixedly installed with a heating structure on one side.

[0007] As a preferred technical scheme of the utility model, the treatment structure comprises a reaction tank, and a water adding opening for adding wastewater is threadedly installed on one side of the outer surface of the reaction tank.

[0008] As a preferred technical scheme of the utility model, the top of the reaction tank is fixedly installed with a communication box, and the communication box is communicated with a dosing tank.

[0009] As a preferred technical scheme of the utility model, the communication box is communicated with the reaction tank, and a door is hingedly installed on one side of the outer surface of the communication box.

[0010] As a preferred technical scheme of the utility model, a platform is fixedly installed on one side of the outer surface of the communication box, and a cat ladder is fixedly installed on one side of the platform.

[0011] As a preferred technical scheme of the utility model, the heating structure comprises a protruding block, and two extension supports are arranged on the top of the protruding block.

[0012] As a preferred technical scheme of the utility model, the two extension supports are fixedly connected with the equipment support, and a heating tank is fixedly installed in the two extension supports.

[0013] Compared with the prior art, the utility model has the following beneficial effects:

[0014] 1、The device has the following advantages: the dosing structure is used to add the reagent into the tripod when the dosing work is carried out, the storage box stops adding the reagent when the weight of the reagent in the electronic scale reaches the set weight, then the output shaft of the servo motor drives the first gear to rotate through the belt, the second gear is driven to rotate by the third gear, the second gear drives the tripod to rotate, the sliding block is supported on the annular track, and the reagent in the electronic scale is added into the reaction tank, thereby achieving the purpose of accurately controlling the dosing amount of the desulfurizing agent and the denitration agent, and improving the removal rate of the suspended solids and the heavy metals. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 It is a schematic view of the appearance structure of the utility model;

[0016] Figure 2 It is a schematic view of the fixed ring structure of the utility model;

[0017] Figure 3A third gear structure schematic view of the utility model;

[0018] Figure 4 A electronic scale structure schematic view of the utility model;

[0019] Figure 5 A processing structure schematic view of the utility model.

[0020] In the drawing: 1, equipment support;2, dosing structure;21, dosing box;22, storage box;23, fixed ring;24, servo motor;25, first gear;26, belt;27, second gear;28, third gear;29, annular rail;210, tripod;211, electronic scale;212, sliding block;3, processing structure;31, reaction tank;32, water inlet;33, communication box;34, platform;35, cat ladder;36, door;4, heating structure;41, protruding block;42, extension support;43, heating tank. DETAILED DESCRIPTION

[0021] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0022] Please refer to Figures 1-5 A flue gas desulfurization and denitrification wastewater treatment device, including equipment support 1, the top of equipment support 1 is fixedly installed with dosing structure 2, and the dosing structure 2 includes dosing box 21;The top of dosing box 21 is fixedly installed with storage box 22, and the outer surface of dosing box 21 is fixedly installed with fixed ring 23 on one side, the inside of fixed ring 23 is fixedly installed with servo motor 24, the output shaft one end of servo motor 24 is sleeved with belt 26, and the outer surface of dosing box 21 is rotatably installed with first gear 25 on one side, the first gear 25 is connected with the sleeve of belt 26, and the inside of dosing box 21 is rotatably installed with second gear 27, the top of second gear 27 is fixedly installed with tripod 210, the inside of tripod 210 is fixedly installed with electronic scale 211, the outer surface of tripod 210 is fixedly installed with sliding block 212 on both sides, the inner wall of dosing box 21 is fixedly installed with annular rail 29 on both sides, two annular rails 29 are slidably connected with the sliding block 212 on both sides, one end of second gear 27 is fixedly installed with third gear 28, and third gear 28 is meshed with the outer surface of first gear 25.

[0023] Please refer to Figure 1 And Figure 5The top of the equipment support 1 is fixedly provided with a treatment structure 3, and the outer surface of the equipment support 1 is fixedly provided with a heating structure 4. The treatment structure 3 comprises a reaction tank 31, and the outer surface of the reaction tank 31 is screwedly provided with a water adding opening 32 for adding wastewater. The top of the reaction tank 31 is fixedly provided with a communication box 33, and the communication box 33 communicates with the medicine adding box 21. The communication box 33 communicates with the reaction tank 31, and the outer surface of the communication box 33 is hingedly provided with a door 36. The outer surface of the communication box 33 is fixedly provided with a platform 34, and one side of the platform 34 is fixedly provided with a ladder 35.

[0024] When the medicine adding structure 2 adds the medicament into the reaction tank 31, the wastewater pipe is connected with the reaction tank 31 and the wastewater is added into the reaction tank 31 by taking off the water adding opening 32, so that the flue gas wastewater in the reaction tank 31 is mixed with the medicament.

[0025] Please refer to Figure 1 and Figure 5 The heating structure 4 comprises a protruding block 41, and the top of the protruding block 41 is provided with two extension supports 42. The two extension supports 42 are fixedly connected with the equipment support 1, and the inner portions of the two extension supports 42 are fixedly provided with a heating tank 43.

[0026] After the medicament and the wastewater are mixed, the wastewater is heated in the heating tank 43 through the pipeline, the water in the wastewater is evaporated, the high-purity crystalline salt is left, and the zero discharge of the wastewater is realized.

[0027] When the flue gas desulfurization and denitrification wastewater treatment device is used, the water adding opening 32 is taken off, the wastewater pipe is connected with the reaction tank 31, and the wastewater is added into the reaction tank 31, then the medicament is put into the triangular frame 210 through the storage box 22, when the medicament in the electronic scale 211 reaches the set weight, the storage box 22 stops putting the medicament, then the output shaft of the servo motor 24 drives the first gear 25 to rotate through the belt 26, since the outer surface of the first gear 25 and the third gear 28 are meshed with each other, then the third gear 28 drives the second gear 27 to rotate, so that the second gear 27 drives the triangular frame 210 to rotate, since the sliding block 212 slides in the annular track 29, so that the electronic scale 211 is supported, thus the medicament in the electronic scale 211 is put into the reaction tank 31, at this time, the flue gas wastewater in the reaction tank 31 is mixed with the medicament, after the mixing, the wastewater is heated in the heating tank 43 through the pipeline, the water in the wastewater is evaporated, the high-purity crystalline salt is left, and the zero discharge of the wastewater is realized.

[0028] 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 these 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 desulfurization and denitrification wastewater treatment device comprising a device support (1), characterized in that: The top of the equipment support (1) is fixedly installed with a dosing structure (2), which comprises a dosing box (21). The top of the dosing box (21) is fixedly installed with a storage box (22), one side of the outer surface of the dosing box (21) is fixedly installed with a fixed ring (23), the inside of the fixed ring (23) is fixedly installed with a servo motor (24), one end of the output shaft of the servo motor (24) is sleeved with a belt (26), one side of the outer surface of the dosing box (21) is rotatably installed with a first gear (25), the first gear (25) is connected with the belt (26), the inside of the dosing box (21) is rotatably installed with a second gear (27), the top of the second gear (27) is fixedly installed with a tripod (210), the inside of the tripod (210) is fixedly installed with an electronic scale (211), both sides of the outer surface of the tripod (210) are fixedly installed with sliding blocks (212), both sides of the inner wall of the dosing box (21) are fixedly installed with annular rails (29), both sides of the annular rails (29) are slidably connected with the sliding blocks (212), one end of the second gear (27) is fixedly installed with a third gear (28), the third gear (28) is meshed with the outer surface of the first gear (25).

2. A device for treating flue gas desulfurization and denitrification wastewater according to claim 1, characterized in that: The top of the equipment support (1) is fixedly installed with a processing structure (3), one side of the outer surface of the equipment support (1) is fixedly installed with a heating structure (4).

3. A device for treating flue gas desulfurization and denitrification wastewater according to claim 2, characterized in that: The processing structure (3) comprises a reaction tank (31), and a water adding port (32) for adding wastewater is threadedly installed on one side of the outer surface of the reaction tank (31).

4. A device for treating flue gas desulfurization and denitrification wastewater according to claim 3, characterized in that: The top of the reaction tank (31) is fixedly installed with a communication box (33), and the communication box (33) is in communication with the dosing box (21).

5. A device for treating flue gas desulfurization and denitrification wastewater according to claim 4, characterized in that: The communication box (33) is in communication with the reaction tank (31), and a door (36) is hingedly installed on one side of the outer surface of the communication box (33).

6. A device for treating flue gas desulfurization and denitrification wastewater according to claim 4, characterized in that: One side of the platform (34) is fixedly installed with a ladder (35).

7. The flue gas desulfurization and denitrification wastewater treatment device according to claim 2, characterized in that: The heating structure (4) comprises a protruding block (41), and two extension supports (42) are arranged on the top of the protruding block (41).

8. The flue gas desulfurization and denitrification wastewater treatment device according to claim 7, characterized in that: The two extension supports (42) are fixedly connected with the equipment support (1), and a heating tank (43) is fixedly installed in the two extension supports (42).

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