Rotational flow type desulfurization device for waste gas treatment

Abstract

The utility model relates to the technical field of waste gas desulfurization, in particular to a rotational flow type desulfurization device for waste gas treatment, which comprises a desulfurization liquid collecting box, the top of the desulfurization liquid collecting box is fixedly connected with an absorption cylinder, the top of the absorption cylinder is fixedly connected with a filter cylinder, and the desulfurization liquid collecting box, the absorption cylinder and the filter cylinder are communicated with one another; by means of the adjusting assembly, when the output end of an electric telescopic rod moves towards the air suction fan, a sliding piece can be driven to move, resistance in an adjusting circuit is reduced (conversely, resistance is increased), and therefore the power of the air suction fan is increased (the rotating frequency is increased); the rotating speed of the air suction fan and the inclination angle of the retarding disc can be adjusted through stretching and retracting of the electric telescopic rod in the adjusting assembly, the effect of controlling the flowing speed of waste gas is achieved, then the contact time between gas and liquid is prolonged, the ideal waste gas treatment effect is achieved, and the desulfurization efficiency is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to waste gas desulfurization technical field, concretely relates to a cyclone type desulfurization device for waste gas treatment. BACKGROUND

[0002] With the rapid development of industry, a large amount of combustion of sulfur-containing fuel (such as coal, petroleum, etc.) will produce waste gas containing sulfur dioxide and other acid gases. When these waste gases are discharged into the atmosphere, a series of serious environmental problems will be caused. Among them, acid rain is one of the most prominent problems. Acid rain can cause soil acidification, causing the loss of nutrients in the soil and affecting the growth of crops; it can also corrode buildings and historical monuments. In order to reduce the harm of sulfur dioxide and other acid gases to the environment and ecological system, waste gas desulfurization treatment technology has emerged as the times require.

[0003] The desulfurization device can effectively remove sulfur dioxide in waste gas, so that it can be discharged into the atmosphere after reaching the emission standard, which is very important for environmental protection and sustainable development. The spray tower desulfurization device is one of the commonly used desulfurization devices, which sprays desulfurizing agent into waste gas through the nozzle for reaction. However, the gas-liquid contact time is short, and the treatment effect of some high-concentration sulfur dioxide waste gas is not ideal, and the desulfurization efficiency is low.

[0004] According to the above problems, we propose a cyclone type desulfurization device for waste gas treatment. CONTENT OF THE UTILITY MODEL

[0005] In view of the above shortcomings of the prior art, the utility model provides a cyclone type desulfurization device for waste gas treatment, which can effectively solve the problems in the prior art.

[0006] To achieve the above purpose, the utility model realizes the following technical scheme:

[0007] The utility model provides a cyclone type desulfurization device for waste gas treatment, including desulfurization liquid collecting tank, the top of desulfurization liquid collecting tank is fixedly connected with the absorption cylinder, the top of absorption cylinder is fixedly connected with the filter cylinder, and the desulfurization liquid collecting tank, absorption cylinder and filter cylinder are through; The inside of the absorption cylinder is provided with a plurality of cyclone generators, one side of the absorption cylinder is fixedly connected with the air inlet pipe, one side of the desulfurization liquid collecting tank is fixedly connected with the liquid discharge pipe, the outside of the absorption cylinder is fixedly connected with the liquid injection pipe, the inside of the absorption cylinder is provided with the spray assembly, the inside of the absorption cylinder is provided with the speed reduction assembly, and the inside of the air inlet pipe is provided with the adjusting assembly.

[0008] According to the waste gas treatment cyclone type desulfurization device, the adjusting assembly comprises a suction fan, a retardation disc is rotationally connected in the inside of the air inlet pipe, a mounting block is fixedly installed in the inside of the air inlet pipe, an electric telescopic rod is fixedly connected to one side of the mounting block, a fixed shell is fixedly installed in the inside of the air inlet pipe, a sliding resistance rod is arranged in the inside of the fixed shell, a sliding sheet fixedly connected to the output end of the electric telescopic rod is in sliding contact with the rod body of the sliding resistance rod, and the effective resistance of the sliding resistance rod and the sliding sheet in the adjusting circuit is reduced during the sliding of the sliding sheet along the resistance rod towards the suction fan.

[0009] According to the waste gas treatment cyclone type desulfurization device, the output end of the electric telescopic rod is fixedly connected with a connecting plate, the connecting plate penetrates through the mounting block and is in sliding connection with the mounting block, a mounting rack one is arranged on one side of the mounting block, a connecting rod is rotationally connected in the inside of the mounting rack one, a mounting rack two is arranged on one side of the retardation disc, and the mounting rack two is rotationally connected with the connecting rod.

[0010] According to the waste gas treatment cyclone type desulfurization device, the spraying assembly comprises a connecting pipe, an inner pipe is fixedly communicated on one side of the connecting pipe, an outer pipe is fixedly communicated on the other side of the connecting pipe, a plurality of spraying heads are arranged in a circular array on the inner wall of the inner pipe, and the liquid injection pipe is fixedly communicated with the outer pipe.

[0011] According to the waste gas treatment cyclone type desulfurization device, the speed reduction assembly comprises two groups of retardation plates one and two, the two groups of retardation plates one and two are respectively arranged in the inside of the absorption cylinder and above the middle and bottom cyclone generators, and a plurality of through grooves are formed in the inside of the retardation plates one and two.

[0012] According to the waste gas treatment cyclone type desulfurization device, the inside of the filter cylinder is clamped with a placing rack, the inside of the placing rack is placed with activated carbon, and the two sides of the placing rack are fixedly connected with clamping blocks.

[0013] According to the waste gas treatment cyclone type desulfurization device, a mist eliminator is embedded in the inside of the absorption cylinder and above the cyclone generator.

[0014] Compared with the prior art, the technical scheme has the following beneficial effects:

[0015] The utility model discloses a regulating assembly is set up, and the output end of electric telescopic handle moves to the suction fan direction and will drive the slide to move, makes the resistance in the adjusting circuit reduce ( increase contrarily), thereby make the power of suction fan increase ( rotate frequency becomes fast), and in the process of electric telescopic handle's movement, mounting block moves along, and the connecting rod, mounting frame no. 1 and mounting frame no. 2 move along with corresponding position adjustment in the process of mounting block, thereby adjust the inclination angle of retarder disc, thereby adjust the flow of waste gas and adjust, thereby can adjust the rotating speed of suction fan and the inclination angle of retarder disc through the telescopic of electric telescopic handle in the regulating assembly set up, reach the effect of controlling waste gas flow speed, and then prolong the contact time between gas and liquid, reach the ideal waste gas treatment effect, improve desulfurization efficiency. BRIEF DESCRIPTION OF DRAWINGS

[0016] In order to more clearly illustrate the technical scheme in the embodiment of the utility model or prior art, below will to the drawing needed to be used in the embodiment or prior art description simple introduction. Obviously, the drawing in the following description only some embodiments of the utility model, for those skilled in the art, under the premise of not paying creative labor, can also obtain other drawings according to these drawings.

[0017] Fig. 1 It is the structural schematic diagram of the utility model;

[0018] Fig. 2 It is the filter cartridge structural schematic diagram of the utility model;

[0019] Fig. 3 It is the absorption cylinder sectional view of the utility model;

[0020] Fig. 4 It is the intake pipe sectional view of the utility model.

[0021] Reference numerals: 1, desulfurization liquid collection box;2, absorption cylinder;3, filter cartridge;11, liquid discharge pipe;21, intake pipe;22, liquid injection pipe;23, outer pipe;24, connecting pipe;25, cyclone generator;26, retarder plate no. 1;27, retarder plate no. 2;28, spray head;29, inner pipe;31, placing rack;32, clamping block;35, demister;211, suction fan;212, fixed shell;213, electric telescopic handle;214, mounting block;215, connecting plate;216, connecting rod;217, mounting frame no. 1;218, mounting frame no. 2;219, retarder disc. DETAILED DESCRIPTION

[0022] In order to make the purpose, technical scheme and advantages of the embodiments of the present application clearer, the technical scheme of the embodiments of the present application will be described clearly and completely below in combination with the drawings in the embodiments of the present application. Obviously, the described embodiments are some of the embodiments of the present application, rather than all the embodiments of the present application. Based on the embodiments in the present application, all the other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0023] The present application will be further described below in combination with the embodiments.

[0024] Embodiment: Refer to Figs. 1 to 4 A whirl flow type desulfurization device for waste gas treatment, comprising a desulfurization liquid collecting box 1, an absorption cylinder 2 is fixedly connected to the top of the desulfurization liquid collecting box 1, a filter cylinder 3 is fixedly connected to the top of the absorption cylinder 2, and the desulfurization liquid collecting box 1, the absorption cylinder 2 and the filter cylinder 3 are through; a plurality of whirl flow generators 25 are arranged in the absorption cylinder 2, an air inlet pipe 21 is fixedly communicated to one side of the absorption cylinder 2, a liquid outlet pipe 11 is fixedly communicated to one side of the desulfurization liquid collecting box 1, a liquid injection pipe 22 is fixedly connected to the outside of the absorption cylinder 2, a spraying assembly is arranged in the absorption cylinder 2, a speed reduction assembly is arranged in the absorption cylinder 2, an adjusting assembly is arranged in the air inlet pipe 21, the adjusting assembly can adjust the flow speed of the waste gas, and the spraying assembly can ensure that the treatment liquid is uniformly sprayed in the absorption cylinder 2.

[0025] The adjusting assembly comprises the air suction fan 211, the inside of the air inlet pipe 21 is rotationally connected with the speed reduction disc 219, the inside of the air inlet pipe 21 is fixedly installed with the mounting block 214, one side of the mounting block 214 is fixedly connected with the electric telescopic rod 213, the inside of the air inlet pipe 21 is fixedly installed with the fixed shell 212, the inside of the fixed shell 212 is provided with the sliding resistance rod, the rod body of the sliding resistance rod is in sliding contact with the sliding sheet fixedly connected with the output end of the electric telescopic rod 213, in the sliding process of the sliding sheet along the resistance rod towards the air suction fan 211, the effective resistance of the sliding resistance rod and the sliding sheet in the adjusting circuit is reduced, the air suction fan 211, the sliding resistance rod and the sliding sheet are electrically connected with the linear current and form the adjusting circuit, when the output end of the electric telescopic rod 213 moves towards the air suction fan 211, the sliding sheet is driven to move, so that the resistance in the adjusting circuit is reduced (or increased), so that the power of the air suction fan 211 is increased (the rotation frequency is increased), the output end outside of the electric telescopic rod 213 is fixedly connected with the connecting plate 215, the connecting plate 215 penetrates through the mounting block 214 and is in sliding connection with the mounting block 214, one side of the mounting block 214 is provided with the mounting frame one 217, the inside of the mounting frame one 217 is rotationally connected with the connecting rod 216, one side of the speed reduction disc 219 is provided with the mounting frame two 218, the mounting frame two 218 is rotationally connected with the connecting rod 216, and in the moving process of the electric telescopic rod 213, the mounting block 214 moves, in the moving process of the mounting block 214, the connecting rod 216, the mounting frame one 217 and the mounting frame two 218 correspondingly adjust the positions, so that the inclination angle of the speed reduction disc 219 is adjusted, so that the flow rate of the waste gas is adjusted, so that the rotation speed of the air suction fan 211 and the inclination angle of the speed reduction disc 219 can be adjusted through the extension of the electric telescopic rod 213 in the adjusting assembly, the effect of controlling the flow speed of the waste gas is achieved, and the contact time between the gas and the liquid is prolonged.

[0026] The spraying assembly comprises a connecting pipe 24, one side of the connecting pipe 24 is fixedly communicated with an inner pipe 29, the other side of the connecting pipe 24 is fixedly communicated with an outer pipe 23, the inner wall of the inner pipe 29 is circularly arranged with a plurality of spraying heads 28, the liquid injection pipe 22 is fixedly communicated with the outer pipe 23, the spraying heads 28 arranged in a circular array ensure that the injected treatment liquid can be uniformly sprayed in the inside of the absorption cylinder 2 and uniformly contacted with the gas, the speed reduction assembly comprises two groups of speed reduction plates one 26 and speed reduction plates two 27, the two groups of speed reduction plates one 26 and speed reduction plates two 27 are respectively staggered arranged in the inside of the absorption cylinder 2 and located above the bottom cyclone generator 25, a plurality of through grooves are arranged in the inside of the speed reduction plates one 26 and speed reduction plates two 27, the speed reduction assembly arranged can prolong the residence time of the gas in the inside of the absorption cylinder 2, so that the flow rate of the gas is reduced, the gas-liquid contact time is prolonged, thereby the desulfurization efficiency is improved, the inside of the filter cylinder 3 is clamped with a placing rack 31, the inside of the placing rack 31 is placed with activated carbon, the two sides of the placing rack 31 are fixedly connected with clamping blocks 32, the clamping blocks 32 are clamped with the filter cylinder 3, through the cooperation of the activated carbon, the clamping blocks 32 and the placing rack 31, the discharged gas can be purified, the inside of the absorption cylinder 2 and above the cyclone generator 25 is embedded with a mist eliminator 35, through the setting of the mist eliminator 35, the treatment liquid carried in the gas is separated.

[0027] The working principle of the utility model is as follows: connecting the external waste gas pipeline with the air suction fan 211, then adjusting the waste gas flow speed into the air suction fan 211 according to the use requirement, when adjusting, moving the output end of the electric telescopic rod 213 to the direction of the air suction fan 211 will drive the sliding sheet to move, so that the resistance in the adjusting circuit decreases (or increases), so that the power of the air suction fan 211 increases (the rotation frequency becomes fast), and in the moving process of the electric telescopic rod 213, the mounting block 214 moves, the connecting rod 216, the mounting frame one 217 and the mounting frame two 218 move correspondingly to adjust the inclination angle of the retarder disc 219, so as to adjust the flow speed of the waste gas, so that the rotation speed of the air suction fan 211 and the inclination angle of the retarder disc 219 can be adjusted by the telescopic electric telescopic rod 213 in the adjusting assembly, the effect of controlling the waste gas flow speed is achieved, the contact time between the gas and the liquid is prolonged, the ideal waste gas treatment effect is achieved, the desulfurization efficiency is improved, after the waste gas enters the inside of the absorption cylinder 2, the cyclone generator 25 is arranged to make it produce cyclone, and the waste gas keeps rising, then the treatment liquid is injected through the liquid injection pipe 22, the treatment liquid enters the inside of the inner tube 29 through the liquid injection pipe 22 and the connecting pipe 24, finally, the spray head 28 sprays uniformly in the inside of the absorption cylinder 2, and contacts with the waste gas, and carries out the desulfurization treatment, the waste gas contacts with the retarder plate two 27 and the spray head 28 in the retarder assembly in the rising process, so as to reduce the rising speed of the waste gas, so that the waste gas and the treatment liquid can have enough contact time, so as to improve the desulfurization effect, when the waste gas passes through the demister 35, the treatment liquid carried in the waste gas is separated, and falls downwards again, and contacts with the waste gas below again, so as to further improve the desulfurization effect, finally, the treatment liquid enters the inside of the desulfurization liquid collecting box 1, and can be discharged through the liquid discharge pipe 11, after the waste gas passes through the demister 35, contacts with the activated carbon in the placing frame 31, and then the activated carbon purifies the waste gas, further avoiding the waste gas pollution.

[0028] The above embodiments are only used to illustrate the technical solutions of the utility model, and not to limit them; although the utility model has been described in detail with reference to the foregoing embodiments, those skilled in the art should understand that: it can still modify the technical solutions recorded in the foregoing embodiments, or make equivalent replacement to part of the technical features; and these modifications or replacements will not make the essence of the corresponding technical solutions deviate from the protection scope of the technical solutions of the embodiments of the utility model.

Claims

1. A cyclone desulfurization device for waste gas treatment, characterized in that, The system includes a desulfurization liquid collection tank (1), an absorption cylinder (2) fixedly connected to the top of the desulfurization liquid collection tank (1), a filter cylinder (3) fixedly connected to the top of the absorption cylinder (2), and the desulfurization liquid collection tank (1), the absorption cylinder (2) and the filter cylinder (3) are interconnected; the absorption cylinder (2) is equipped with multiple swirl generators (25) inside, an air inlet pipe (21) is fixedly connected to one side of the absorption cylinder (2), a drain pipe (11) is fixedly connected to one side of the desulfurization liquid collection tank (1), an injection pipe (22) is fixedly connected to the outside of the absorption cylinder (2), a spray assembly is installed inside the absorption cylinder (2), a speed reduction assembly is installed inside the absorption cylinder (2), and an adjustment assembly is installed inside the air inlet pipe (21).

2. The cyclone desulfurization device for waste gas treatment according to claim 1, characterized in that, The adjustment assembly includes an intake fan (211), a slowing disc (219) is rotatably connected inside the intake pipe (21), an installation block (214) is fixedly installed inside the intake pipe (21), an electric telescopic rod (213) is fixedly connected to one side of the installation block (214), a fixed shell (212) is fixedly installed inside the intake pipe (21), a sliding resistance rod is provided inside the fixed shell (212), the body of the sliding resistance rod slides in contact with a sliding plate fixedly connected to the output end of the electric telescopic rod (213), during the process of the sliding plate moving along the resistance rod towards the intake fan (211), the effective resistance of the sliding resistance rod and the sliding plate in the adjustment circuit decreases, and the intake fan (211), the sliding resistance rod and the sliding plate are electrically connected to a linear current to form an adjustment circuit.

3. The cyclone desulfurization device for waste gas treatment according to claim 2, characterized in that, A connecting plate (215) is fixedly connected to the outer side of the output end of the electric telescopic rod (213). The connecting plate (215) passes through the mounting block (214) and is slidably connected to it. A mounting bracket (217) is provided on one side of the mounting block (214). A connecting rod (216) is rotatably connected inside the mounting bracket (217). A mounting bracket (218) is provided on one side of the slowing disc (219). The mounting bracket (218) is rotatably connected to the connecting rod (216).

4. The cyclone desulfurization device for waste gas treatment according to claim 1, characterized in that, The spray assembly includes a connecting pipe (24), one side of which is fixedly connected to an inner pipe (29), and the other side of which is fixedly connected to an outer pipe (23). The inner wall of the inner pipe (29) is provided with a plurality of spray heads (28) arranged in a circular array. The liquid injection pipe (22) is fixedly connected to the outer pipe (23).

5. A cyclone desulfurization device for waste gas treatment according to claim 1, characterized in that, The deceleration assembly includes two sets of deceleration plates (26) and deceleration plates (27). The two sets of deceleration plates (26) and deceleration plates (27) are respectively staggered inside the absorption cylinder (2) and located above the middle and bottom vortex generators (25). Multiple through slots are opened inside the deceleration plates (26) and deceleration plates (27).

6. The cyclone desulfurization device for waste gas treatment according to claim 1, characterized in that, The filter cartridge (3) is fitted with a placement rack (31) inside, and activated carbon is placed inside the placement rack (31). Both sides of the placement rack (31) are fixedly connected with a snap-fit ​​block (32), and the snap-fit ​​block (32) is snapped into the filter cartridge (3).

7. A cyclone desulfurization device for waste gas treatment according to claim 1, characterized in that, A demister (35) is installed inside the absorption cylinder (2) and above the swirl generator (25).

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