Special automatic alkali adding device for desulfurization

Abstract

The utility model relates to the technical field of wet desulphurization, in particular to a special automatic alkali adding device for desulphurization, which comprises a base, a spray tower and a liquid supply component, the liquid supply assembly comprises a mixing box, a water pump, a water storage tank, a water inlet pipe, an impeller, a feeding hopper, a feeding wheel and a transmission component, the mixing box is fixedly connected with the base, the water storage tank is fixedly connected with the base, the water pump is communicated with the mixing box and the water storage tank, the water inlet pipe is fixedly connected with the mixing box, and the impeller is connected with the water inlet pipe through the transmission component. The feeding hopper is fixedly connected with the mixing box, the feeding wheel is rotationally connected with the feeding hopper, when the flow of water in the water inlet pipe is large, the transmission component drives the feeding wheel to rotate at a higher speed, then the feeding speed is increased, and when the flow of water in the water inlet pipe is small, the feeding wheel rotates at a lower speed, and then the feeding speed is reduced. Therefore, the alkali adding speed is controlled according to the flow of the water, and the problem that the desulfurization effect is affected due to excessive or insufficient alkali adding is avoided.

Description

Technical Field

[0001] The utility model relates to the technical field of wet desulfurization, in particular to an automatic alkali adding device special for desulfurization. Background Art

[0002] The function of wet desulfurization is usually to desulfurize flue gas containing sulfur gas before discharging it into the air. Wet desulfurization requires spraying alkaline water on the flue gas. The traditional method is manual dosing, which not only makes the amount of dosing inaccurate, but also increases labor.

[0003] Prior art CN217746477U discloses an automatic alkali adding device for wet desulfurization, comprising a storage box, a transmission motor is fixedly installed on the top of the storage box, and the rotating shaft of the transmission motor is fixedly connected to a first rotating rod, the first rotating rod is inserted inside the transmission motor, a fixed disk is fixedly installed inside the storage box, and the first rotating rod is inserted inside the fixed disk, a rotating disk is fixedly installed on the bottom of the first rotating rod, and the rotating disk is inserted inside the storage box, the bottom of the storage box is fixedly installed on the top of the water tank, and a water suction pipe of a water pump is fixedly installed inside the water tank. The utility model is provided with a rotating disk to rotate inside the storage box, so that the alkali filled in the circular groove inside the fixed disk can fall from the circular hole inside the rotating disk to the inside of the water tank for use, so that the coordination between the fixed disk and the rotating disk can automatically put the alkali for use.

[0004] The above device can realize the operation of automatic alkali addition, but the speed of alkali addition is fixed, and the alkaline water inside the water tank is continuously pumped to the nozzle for spraying, which makes it easy to add too much or too little alkali, affecting the desulfurization effect. Utility Model Content

[0005] The utility model aims to provide an automatic alkali adding device for desulfurization, which solves the problem that the alkali adding speed of the existing automatic alkali adding device for wet desulfurization is fixed, resulting in that the pH value of the alkaline water in the water tank cannot be accurately controlled, thus affecting the desulfurization effect.

[0006] To achieve the above-mentioned purpose, the utility model provides a special automatic alkali-adding device for desulfurization, including a base and a spray tower, the spray tower is installed on the base, and also includes a liquid supply component; the liquid supply component includes a mixing box, a water pump, a water storage tank, a water inlet pipe, an impeller, a feeding hopper, a feeding wheel and a transmission component, the mixing box is fixedly connected to the base and is located on one side of the base, the water storage tank is fixedly connected to the base and is located on one side of the base, the water pump is communicated with the mixing box and the water storage tank respectively, the water pump is installed on the base, the water inlet pipe is fixedly connected to the mixing box and is communicated with the mixing box, the transmission component is arranged on the water inlet pipe, the impeller is connected to the water inlet pipe through the transmission component, and is located inside the water inlet pipe, the feeding hopper is fixedly connected to the mixing box and is communicated with the mixing box, and the feeding wheel is rotatably connected to the feeding hopper and is located inside the feeding hopper.

[0007] Wherein, the transmission component includes a mounting plate, a driving wheel, a driven wheel and a transmission belt, the mounting plate is fixedly connected to the water inlet pipe, rotatably connected to the impeller, and arranged on the water inlet pipe; the driving wheel is rotatably connected to the mounting plate, fixedly connected to the impeller, and located on one side of the mounting plate; the driven wheel is rotatably connected to the mounting plate and located on one side of the mounting plate; the transmission belt is rotatably connected to the driving wheel and rotatably connected to the driven wheel, and is sleeved on both sides of the driving wheel and the driven wheel.

[0008] Wherein, the transmission component also includes a driving bevel gear, a driven bevel gear and a rotating component, the driving bevel gear is fixedly connected to the driven wheel and is located on one side of the driven wheel; the driven bevel gear is rotatably connected to the water inlet pipe, meshes with the driving bevel gear, and is located inside the water inlet pipe; the rotating component is arranged on the driven bevel gear.

[0009] Among them, the rotating component includes a first transmission wheel, a second transmission wheel and a belt, the first transmission wheel is fixedly connected to the driven bevel gear and is located on one side of the driven bevel gear; the second transmission wheel is fixedly connected to the loading wheel and is located on one side of the loading wheel; the belt is rotationally connected to the first transmission wheel and is rotationally connected to the second transmission wheel, and is sleeved on both sides of the first transmission wheel and the second transmission wheel.

[0010] Wherein, the liquid supply component also includes a mixing component, which includes a rotating motor and a stirring shaft. The rotating motor is connected to the mixing box and is located on one side of the mixing box; the stirring shaft is arranged on the rotating motor and connected to the output end of the rotating motor.

[0011] The utility model discloses an automatic alkali adding device for desulfurization. When in use, alkaline raw materials are added to the feed hopper, and the raw materials fall into the feed trough on the feeding wheel under the action of gravity. At this time, water is supplied to the water inlet pipe through an external water supply pipe, and water enters the mixing box through the water inlet pipe. When water flows through the water inlet pipe, the impeller rotates under the impact of the water flow, and then drives the transmission component to rotate, and the transmission component drives the feeding wheel to rotate, so that the feeding trough on the feeding wheel rotates. After the feeding trough filled with raw materials rotates to the bottom, the raw materials inside can fall into the mixing box and the water inlet. when the water flow in the water inlet pipe is large, the transmission component drives the feeding wheel to increase its rotation speed, thereby increasing the feeding speed; when the water flow in the water inlet pipe is small, the feeding wheel reduces its rotation speed, thereby reducing the feeding speed; then the mixed water and alkaline raw materials in the mixing box are transported to the water storage tank through the water pump, and finally the alkaline water is transported to the nozzle in the spray tower through the delivery pump, so that the nozzle sprays alkaline water to desulfurize the flue gas, thereby realizing the control of the alkali addition speed according to the water flow rate, avoiding the problem of adding too much or too little alkali, which affects the desulfurization effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art are briefly introduced below.

[0013] Figure 1 It is a schematic diagram of the overall structure of the automatic alkali adding device for desulfurization according to the first embodiment of the utility model.

[0014] Figure 2 The first embodiment of the utility model Figure 1 Enlarged view of point A.

[0015] Figure 3 It is a schematic diagram of the installation structure of the loading wheel of the first embodiment of the utility model.

[0016] Figure 4 The first embodiment of the utility model Figure 3 Enlarged view of point B.

[0017] Figure 5 It is a schematic structural diagram of a hybrid component of the second embodiment of the utility model.

[0018] In the figure: 101-base, 102-spray tower, 103-liquid supply component, 104-mixing box, 105-water pump, 106-water storage tank, 107-water inlet pipe, 108-impeller, 109-feed hopper, 110-feeding wheel, 111-transmission component, 112-delivery pump, 113-mounting plate, 114-driving wheel, 115-driven wheel, 116-transmission belt, 117-driving bevel gear, 118-driven bevel gear, 119-rotating component, 120-first transmission wheel, 121-second transmission wheel, 122-belt, 201-mixing component, 202-rotating motor, 203-agitation shaft. DETAILED DESCRIPTION

[0019] Embodiments of the present invention are described in detail below, and examples of the embodiments are shown in the accompanying drawings. The embodiments described below with reference to the accompanying drawings are exemplary and are intended to be used to explain the present invention, but should not be understood as limiting the present invention.

[0020] First embodiment:

[0021] See also Figures 1 to 4 ,in Figure 1 This is the overall structural diagram of the automatic alkali adding device for desulfurization. Figure 2 yes Figure 1 A magnified image of Figure 3 This is a schematic diagram of the installation structure of the feeding wheel. Figure 4 yes Figure 3 Enlarged view of point B.

[0022] The utility model provides a desulfurization special automatic alkali adding device, including a base 101, a spray tower 102 and a liquid supply component 103, the liquid supply component 103 includes a mixing box 104, a water pump 105, a water storage tank 106, a water inlet pipe 107, an impeller 108, a feed hopper 109, a feeding wheel 110 and a transmission component 111, the transmission component 111 includes a mounting plate 113, a driving wheel 114, a driven wheel 115 and a transmission belt 116, the transmission component 111 also includes a driving bevel gear 117, a driven bevel gear 118 and a rotating component 119, the rotating component 119 includes a first transmission wheel 120, a second transmission wheel 121 and a belt Belt 122, through the water impact inside the water inlet pipe 107, the impeller 108 rotates, and then the loading wheel 110 rotates, so that the loading wheel 110 can load the alkaline raw material. When the flow rate in the water inlet pipe 107 is large, the loading wheel 110 rotates faster, thereby increasing the loading speed. When the flow rate is small, the speed of the loading wheel 110 decreases, thereby reducing the loading speed, thereby achieving the purpose of controlling the alkali addition speed. It can be understood that the above-mentioned scheme can be used to conveniently control the alkali addition speed to avoid excessive or insufficient alkali addition, and can also be used to mix the water and alkaline raw materials in the mixing box 104.

[0023] For this specific embodiment, the spray tower 102 is installed on the base 101. A nozzle (not shown in the figure) is arranged inside the spray tower 102. After the flue gas enters the spray tower 102, alkaline water is sprayed through the nozzle to desulfurize the flue gas. The structure and principle of the spray tower 102 are existing technologies and will not be elaborated here.

[0024] The mixing box 104 is fixedly connected to the base 101 and is located on one side of the base 101. The water storage tank 106 is fixedly connected to the base 101 and is located on one side of the base 101. The water pump 105 is communicated with the mixing box 104 and the water storage tank 106 respectively. The water pump 105 is installed on the base 101. The water inlet pipe 107 is fixedly connected to the mixing box 104 and is communicated with the mixing box 104. The transmission component 111 is arranged on the water inlet pipe 107. The impeller 108 is connected to the water inlet pipe 107 through the transmission component 111 and is located on the water inlet pipe 107. 07, the feed hopper 109 is fixedly connected to the mixing box 104 and communicated with the mixing box 104, the feeding wheel 110 is rotatably connected to the feed hopper 109 and is located inside the feed hopper 109; the impeller 108 can rotate, and when the water flows into the mixing box 104 through the water inlet pipe 107, the impeller 108 will rotate under the impact of the water flow, and the base 101 is also equipped with a delivery pump 112, which is respectively connected to the water storage tank 106 and the nozzle inside the spray tower 102, and the feeding wheel 110 is provided with a plurality of feeding troughs; when in use, the alkaline raw material is added to the The feed hopper 109, the raw materials fall into the feed trough on the loading wheel 110 under the action of gravity, and at this time, water is supplied to the water inlet pipe 107 through an external water supply pipe, and the water enters the mixing box 104 through the water inlet pipe 107. When the water flows through the water inlet pipe 107, the impeller 108 rotates under the impact of the water flow, thereby driving the transmission component 111 to rotate, and the transmission component 111 drives the loading wheel 110 to rotate, so that the feed trough on the loading wheel 110 rotates. After the feed trough filled with raw materials rotates to the bottom, the raw materials inside it can fall into the mixing box 104 and mix with water; when the water inlet pipe 10 7, when the flow rate of water in the water inlet pipe 107 is large, the transmission component 111 drives the feeding wheel 110 to increase the rotation speed, thereby increasing the alkali adding speed. When the flow rate of water in the water inlet pipe 107 is small, the rotation speed of the feeding wheel 110 is reduced, thereby reducing the alkali adding speed. Then, the mixed water and alkaline raw materials in the mixing box 104 are transported to the water storage tank 106 through the water pump 105, and finally, the alkaline water is transported to the nozzle in the spray tower 102 through the delivery pump 112, so that the nozzle sprays alkaline water to desulfurize the flue gas, thereby realizing the control of the alkali adding speed according to the water flow rate, avoiding the problem of adding too much or too little alkali, which affects the desulfurization effect.

[0025] Secondly, the mounting plate 113 is fixedly connected to the water inlet pipe 107, and is rotatably connected to the impeller 108, and is arranged on the water inlet pipe 107; the driving wheel 114 is rotatably connected to the mounting plate 113, and is fixedly connected to the impeller 108, and is located on one side of the mounting plate 113; the driven wheel 115 is rotatably connected to the mounting plate 113, and is located on one side of the mounting plate 113; the transmission belt 116 is rotatably connected to the driving wheel 114, and is rotatably connected to the driven wheel 115, and is sleeved on both sides of the driving wheel 114 and the driven wheel 115.

[0026] At the same time, the driving bevel gear 117 is fixedly connected to the driven wheel 115 and is located on one side of the driven wheel 115; the driven bevel gear 118 is rotatably connected to the water inlet pipe 107, meshes with the driving bevel gear 117, and is located inside the water inlet pipe 107; the rotating component 119 is arranged on the driven bevel gear 118.

[0027] In addition, the first transmission wheel 120 is fixedly connected to the driven bevel gear 118 and is located on one side of the driven bevel gear 118; the second transmission wheel 121 is fixedly connected to the loading wheel 110 and is located on one side of the loading wheel 110; the belt 122 is rotationally connected to the first transmission wheel 120 and is rotationally connected to the second transmission wheel 121, and is sleeved on both sides of the first transmission wheel 120 and the second transmission wheel 121.

[0028] When the impeller 108 rotates, it drives the driving wheel 114 to rotate, and then the driving wheel 114 drives the transmission belt 116 and the driven wheel 115 to rotate, and the driven wheel 115 drives the driving bevel gear 117 to rotate, and then drives the driven bevel gear 118 to rotate, and the driven bevel gear 118 drives the first transmission wheel 120 to rotate, and the first transmission wheel 120 drives the belt 122 and the second transmission wheel 121 to rotate, and the second transmission wheel 121 drives the loading wheel 110 to rotate, thereby achieving the purpose of driving the loading wheel 110 to rotate.

[0029] When the automatic alkali adding device for desulfurization of the present embodiment is used, the external water supply pipe supplies water to the water inlet pipe 107, and the water enters the mixing box 104 through the water inlet pipe 107. The impeller 108 rotates under the action of the water flow, thereby driving the driving wheel 114, the transmission belt 116 and the driven wheel 115 to rotate, and the driven wheel 115 drives the driving bevel gear 117 to rotate, and the driving bevel gear 117 drives the driven bevel gear 118, the first transmission wheel 120, the belt 122 and the second transmission wheel 121 to rotate, thereby driving the feeding wheel 110 to rotate. During the rotation process, the feeding wheel 110 Add alkaline raw materials; when the flow rate inside the water inlet pipe 107 is large, the speed of the impeller 108 is accelerated, thereby accelerating the alkali adding speed of the feeding wheel 110; when the flow rate inside the water inlet pipe 107 is small, the speed of the feeding wheel 110 is reduced, thereby reducing the alkali adding speed, thereby achieving control of the alkali adding speed and avoiding the problem of too much or too little alkali adding; finally, the alkaline water in the mixing box 104 is transported to the water storage tank 106 by the water pump 105, and the alkaline water in the water storage tank 106 is transported to the nozzle inside the spray tower 102 by the delivery pump 112, and the alkaline water is sprayed through the nozzle to desulfurize the flue gas.

[0030] Second embodiment:

[0031] Based on the first embodiment, please refer to Figure 5 , Figure 5 is a schematic structural diagram of a mixing component of the second embodiment. The liquid supply assembly 103 of this embodiment further includes a mixing component 201 , and the mixing component 201 includes a rotating motor 202 and a stirring shaft 203 .

[0032] According to this specific embodiment, the rotating motor 202 is connected to the mixing box 104 and is located on one side of the mixing box 104; the stirring shaft 203 is arranged on the rotating motor 202 and is connected to the output end of the rotating motor 202; the stirring shaft 203 is driven to rotate by the rotating motor, so that the stirring shaft 203 can stir and mix the water and alkaline raw materials inside the mixing box 104, thereby improving the mixing effect of the alkaline raw materials and water.

[0033] What is disclosed above is only one or more preferred embodiments of the present application, and cannot be used to limit the scope of rights of the present application. Ordinary technicians in this field can understand that all or part of the processes of implementing the above embodiments and equivalent changes made according to the claims of the present application are still within the scope covered by the present application.

Claims

1. A special automatic alkali adding device for desulfurization, comprising a base and a spray tower, wherein the spray tower is installed on the base, characterized in that: Also included is a fluid supply assembly; The liquid supply assembly includes a mixing box, a water pump, a water storage tank, a water inlet pipe, an impeller, a feed hopper, a loading wheel and a transmission component. The mixing box is fixedly connected to the base and is located on one side of the base. The water storage tank is fixedly connected to the base and is located on one side of the base. The water pump is communicated with the mixing box and the water storage tank respectively, and the water pump is installed on the base. The water inlet pipe is fixedly connected to the mixing box and is communicated with the mixing box. The transmission component is arranged on the water inlet pipe. The impeller is connected to the water inlet pipe through the transmission component and is located inside the water inlet pipe. The feed hopper is fixedly connected to the mixing box and is communicated with the mixing box. The loading wheel is rotatably connected to the feed hopper and is located inside the feed hopper.

2. The automatic alkali adding device for desulfurization according to claim 1, characterized in that: The transmission component includes a mounting plate, a driving wheel, a driven wheel and a transmission belt. The mounting plate is fixedly connected to the water inlet pipe and rotatably connected to the impeller, and is arranged on the water inlet pipe; the driving wheel is rotatably connected to the mounting plate and fixedly connected to the impeller, and is located on one side of the mounting plate; the driven wheel is rotatably connected to the mounting plate and is located on one side of the mounting plate; the transmission belt is rotatably connected to the driving wheel and rotatably connected to the driven wheel, and is sleeved on both sides of the driving wheel and the driven wheel.

3. The automatic alkali adding device for desulfurization according to claim 2, characterized in that: The transmission component also includes a driving bevel gear, a driven bevel gear and a rotating component. The driving bevel gear is fixedly connected to the driven wheel and is located on one side of the driven wheel; the driven bevel gear is rotatably connected to the water inlet pipe, meshes with the driving bevel gear, and is located inside the water inlet pipe; the rotating component is arranged on the driven bevel gear.

4. The automatic alkali adding device for desulfurization as claimed in claim 3 is characterized in that: The rotating component includes a first transmission wheel, a second transmission wheel and a belt. The first transmission wheel is fixedly connected to the driven bevel gear and is located on one side of the driven bevel gear; the second transmission wheel is fixedly connected to the loading wheel and is located on one side of the loading wheel; the belt is rotationally connected to the first transmission wheel and to the second transmission wheel, and is sleeved on both sides of the first transmission wheel and the second transmission wheel.

5. The automatic alkali adding device for desulfurization according to claim 1, characterized in that: The liquid supply assembly also includes a mixing component, which includes a rotating motor and a stirring shaft. The rotating motor is connected to the mixing box and is located on one side of the mixing box; the stirring shaft is arranged on the rotating motor and connected to the output end of the rotating motor.

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