Tail gas purification absorption tower

Abstract

The utility model discloses a tail gas purification absorption tower, which comprises an absorption tower and a bottom sleeve, the absorption tower and the bottom sleeve are provided with a ventilation assembly, the ventilation assembly comprises an inlet pipe and an outlet pipe, the absorption tower is provided with a spraying assembly, the spraying assembly comprises a spraying pipe and a spraying head, the absorption tower is provided with a homogenizing assembly, and the spraying head is provided with an outlet pipe. According to the tail gas purification absorption tower, precipitation and dust and impurities can be filtered out through a filter cartridge, a screw plate is driven by a motor to clean the filter cartridge, the filter cartridge is blocked, and the tail gas purification absorption tower has the advantages that the tail gas purification absorption tower is simple in structure, convenient to use and high in practicability. Meanwhile, the pressure needed by the tail gas flowing downwards to the absorption liquid is counteracted through pushing of the spiral plate, then the purification efficiency of the tail gas is guaranteed, water contained in impurities is squeezed into the inner side of the clamping sleeve through the filter cylinder, solid-liquid separation work is carried out, waste liquid can be treated conveniently, and the industrial tail gas purification device is suitable for being used for purification treatment of industrial tail gas.

Description

TECHNICAL FIELD

[0001] The utility model relates to tail gas purification absorption tower equipment technical field, concretely is a kind of tail gas purification absorption tower. BACKGROUND

[0002] To guarantee the safe emission of plant tail gas, tail gas often needs to be purified and treated, and tail gas purification absorption tower is a commonly used treatment equipment, and the utility model with patent application number CN202120029724.4 discloses a kind of tail gas purification absorption tower, filter screen can block the particulate matter in tail gas upward movement, and the water in tail gas is washed to the bottom of absorption tower by the water jet of the spray head of spray assembly, while the circular hole on the partition and the buffer cavity in the circular hole can extend the time of tail gas through filter assembly, so that tail gas is fully contacted with water, so that the particulate matter in tail gas and harmful components dissolved in water are removed better;The treatment tank is provided to remove acidic oxides in tail gas by spraying lye, to further purify tail gas;The protrusion on the top of treatment tank and the piston rod in the protrusion are used for secondary treatment or multiple treatment of tail gas, to ensure that acidic oxides and other harmful components in tail gas are removed fully and completely, according to the disclosed technical solution, the existing tail gas purification absorption tower equipment, when using, on the one hand, when filtering dust in tail gas, due to the gas pressure of tail gas, the dust attached to the bottom of filter screen is easily removed under the upward gas pressure, and absorption liquid is also easy to produce solid deposit after absorbing tail gas, thereby easily causing filter screen to be blocked, which is not conducive to guaranteeing the purification efficiency of tail gas, on the other hand, when liquid after completing purification work is discharged, it contains more impurities, thereby not conducive to subsequent waste liquid treatment work.

[0003] Therefore, how to design a tail gas purification absorption tower becomes our current problem to be solved. UTILITY MODEL CONTENTS

[0004] In view of the deficiencies in the prior art, the utility model aims to provide a kind of tail gas purification absorption tower to solve the problems raised in the above background art, the utility model is reasonable in design, more convenient when using, and is suitable for the purification treatment of industrial tail gas.

[0005] In order to achieve the above object, the utility model provides the following technical scheme: a tail gas purification absorption tower, including absorption tower and bottom sleeve, absorption tower and bottom sleeve install ventilation subassembly on, ventilation subassembly includes inlet pipe and outlet pipe, absorption tower installs spray subassembly, spray subassembly includes spray pipe and spray head, absorption tower installs homogenization subassembly, homogenization subassembly includes perforated plate and taper mouth, absorption tower installs flow guide subassembly, flow guide subassembly includes inclined plate and connecting pipe, bottom sleeve installs filter assembly on, filter assembly includes clamping sleeve and filter cartridge, bottom sleeve installs push subassembly, push subassembly includes motor and screw plate.

[0006] Further, the absorption tower is welded at the top of the bottom sleeve, the outlet pipe is welded at the top of the absorption tower, one end of the spray pipe is welded at the outside of the absorption tower, the other end of the spray pipe extends to the inside of the absorption tower, the spray head is welded at the bottom of the other end of the spray pipe, and the spray head is located at the center of the top of the absorption tower.

[0007] Further, the inside of the absorption tower is provided with packing by bolts, the outer side of the perforated plate is installed on the inner wall of the absorption tower by bolts, the packing and the perforated plate are alternately distributed on the inside of the absorption tower, the taper mouth is welded at the bottom of the perforated plate, and the taper mouths are uniformly distributed on the perforated plate.

[0008] Further, one end of the clamping sleeve is welded at one side of the bottom sleeve, both ends of the filter cartridge are welded on the inner wall of the other end of the clamping sleeve and the other side of the bottom sleeve respectively, the inlet pipe is welded at the top of the bottom sleeve, and the bottom end of the inlet pipe penetrates through the bottom sleeve and is in communication with the inside of the filter cartridge.

[0009] Further, the motor is installed at the other side of the bottom sleeve by bolts, the outer side of the screw plate is clamped on the inner wall of the filter cartridge, one end of the screw plate penetrates through the inner wall of the bottom sleeve and is in key connection with the output shaft of the motor, the inclined plate is welded on the inner wall of the bottom of the absorption tower, the top end of the connecting pipe is welded at the bottom of the inclined plate, the other end of the connecting pipe is welded at the top of the filter cartridge, the bottom of the inclined plate is in communication with the inside of the filter cartridge through the connecting pipe, the inclined plate is provided with inclined openings, and the inclined openings are uniformly distributed on the inclined plate.

[0010] Further, the bottom end of the connecting pipe is provided with an electric valve, one side of the connecting pipe is welded with a side sleeve, the top and bottom of the side sleeve are in communication with the connecting pipe, a slide rod is welded on the inner wall of the side sleeve, a buoy is arranged on the outer side of the slide rod, and button one and button two are installed on the inner walls of the bottom and top of the side sleeve respectively.

[0011] Further, the other end of the clamping sleeve is welded with a tapered cylinder, a pressure valve is installed on the inside of the tapered cylinder, the other end of the screw plate extends to the inside of the tapered cylinder, and a discharge port is welded at the bottom of the bottom sleeve.

[0012] Further, the absorption tower is externally connected with a switch group, the switch group is connected with the motor, the button one and the button two through wires, and the button one and the button two are connected with the electric valve through wires.

[0013] Beneficial effects: 1. The tail gas purification absorption tower sprays the absorption liquid downward through the spray pipe and the spray head, the absorption liquid flows downward through the gaps of the filler, the tail gas flows upward at the gaps of the filler, the absorption liquid falls on the porous plate and then flows downward uniformly through the tapered opening, the tail gas flows upward uniformly through the porous plate, the contact between the tail gas and the absorption liquid is greatly improved, the purification effect on the tail gas is improved, the absorption liquid falls into the connecting pipe through the inclined plate and enters the inside of the filter cartridge through the electric valve, the tail gas enters the inside of the filter cartridge through the inlet pipe, the motor drives the screw plate to push the tail gas and the absorption liquid in the inside of the filter cartridge, so that the absorption liquid and the tail gas are fully contacted, the utilization rate of the absorption liquid is improved, the temperature of the tail gas is reduced, the working safety of the equipment is ensured, the tail gas enters the bottom of the absorption tower through the filter cartridge and then flows upward through the inclined opening, the sediment generated in the absorption liquid and the dust impurities in the tail gas are filtered out through the filter cartridge, the motor drives the screw plate to clean the filter cartridge, thereby effectively avoiding the blockage of the filter cartridge, and the screw plate is used to offset the pressure required for the tail gas to flow downward to the absorption liquid, the flow rate of the tail gas is improved, and the purification efficiency of the tail gas is ensured.

[0014] 2. When the tail gas purification absorption tower is used, the motor pushes the impurities to the inside of the tapered cylinder through the screw plate, and as the amount of impurities increases, the impurities are pushed away from the pressure valve and discharged outward through the tapered cylinder under the extrusion of the screw plate, the moisture contained in the impurities is squeezed into the inside of the sleeve through the filter cartridge and then flows to the inside of the bottom sleeve and is discharged outward through the discharge port, so that the solid-liquid separation work can be effectively carried out, so that the waste liquid can be treated subsequently, the liquid level of the connecting pipe is balanced with the inside of the side sleeve, and the float in the side sleeve moves up and down, so that the push button one or the push button two is extruded to open the electric valve in the forward direction or the reverse direction, so that the opening degree of the electric valve is adjusted, so that the moving liquid level in the connecting pipe is maintained, so that the unfiltered tail gas is prevented from entering the inside of the absorption tower through the connecting pipe, so that the dust in the tail gas is prevented from blocking the gaps of the filler or being directly discharged, and the working safety of the equipment and the purification effect on the tail gas are ensured.

[0015] 3. The tail gas purification absorption tower is reasonable in design and efficient and convenient to use, and is suitable for the purification treatment of industrial tail gas. BRIEF DESCRIPTION OF DRAWINGS

[0016] Fig. 1 It is a structure schematic view of the tail gas purification absorption tower.

[0017] Fig. 2 It is a sectional view of the tail gas purification absorption tower.

[0018] Fig. 3 is a structure diagram of a side sleeve of the tail gas purification absorption tower;

[0019] In the figure: 1, absorption tower; 2, bottom sleeve; 3, inlet pipe; 4, outlet pipe; 5, spray pipe; 6, spray head; 7, filler; 8, perforated plate; 9, cone; 10, inclined plate; 11, inclined mouth; 12, connecting pipe; 13, electric valve; 14, filter cartridge; 15, motor; 16, screw plate; 17, clamping sleeve; 18, cone cylinder; 19, pressure valve; 20, discharge port; 21, side sleeve; 22, buoy; 23, button one; 24, button two. DETAILED DESCRIPTION

[0020] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those of ordinary skill in the art without creative work fall within the scope of the present application.

[0021] Please refer to Figs. 1 to 3The utility model provides a kind of technical scheme: a tail gas purification absorption tower, including absorption tower 1 and bottom sleeve 2, the absorption tower 1 and bottom sleeve 2 are equipped with ventilation component, the ventilation component includes inlet pipe 3 and outlet pipe 4, the absorption tower 1 is equipped with spray component, the spray component includes spray pipe 5 and spray head 6, the absorption tower 1 is equipped with homogenization component, the homogenization component includes porous plate 8 and taper mouth 9, the absorption tower 1 is equipped with flow guide component, the flow guide component includes inclined plate 10 and connecting pipe 12, the bottom sleeve 2 is equipped with filter component, the filter component includes clamping sleeve 17 and filter cartridge 14, the bottom sleeve 2 is equipped with push component, the push component includes motor 15 and screw plate 16, the motor 15 is installed on the other side of bottom sleeve 2 by bolt, the outer edge side of screw plate 16 is clamped on the inner wall of filter cartridge 14, one end of screw plate 16 passes through the inner wall of bottom sleeve 2 and is keyed with the output shaft of motor 15, the inclined plate 10 is welded on the inner wall of the bottom of absorption tower 1, the top end of connecting pipe 12 is welded in the bottom of inclined plate 10, the other end of connecting pipe 12 is welded in the top of filter cartridge 14, the bottom of inclined plate 10 is connected with the inner side of filter cartridge 14 through connecting pipe 12, the inclined plate 10 is equipped with inclined mouth 11, the inclined mouth 11 is evenly distributed on inclined plate 10, the bottom end of connecting pipe 12 is equipped with electric valve 13, one side of connecting pipe 12 is welded with side sleeve 21, the top and bottom of side sleeve 21 are connected with connecting pipe 12, the inner wall of side sleeve 21 is welded with slide rod, the outer edge side of slide rod is equipped with buoy 22, the inner wall of the bottom and top of side sleeve 21 is equipped with button one 23 and button two 24 respectively, the other end of clamping sleeve 17 is welded with cone cylinder 18, the inner side of cone cylinder 18 is equipped with pressure valve 19, the other end of screw plate 16 extends to the inner side of cone cylinder 18, the bottom of bottom sleeve 2 is welded with discharge port 20, motor 15 pushes impurities to the inner side of cone cylinder 18 through screw plate 16, as the amount of impurities increases, under the extrusion of screw plate 16, impurities are pushed away pressure valve 19 and are discharged outward through cone cylinder 18, the moisture contained in impurities is squeezed into the inner side of clamping sleeve 17 through filter cartridge 14, then flows to the inner side of bottom sleeve 2, and is discharged outward through discharge port 20, can effectively carry out solid-liquid separation work, so as to subsequent waste liquid treatment work, the liquid level on connecting pipe 12 is balanced with the inner side of side sleeve 21, and then the buoy 22 in the side sleeve 21 moves up and down, so as to extrude button one 23 or button two 24 to open electric valve 13 in positive direction or reverse direction, so as to adjust the opening of electric valve 13, so that the liquid level depth in connecting pipe 12 keeps moving, avoid unfiltered tail gas directly entering the inner side of absorption tower 1 through connecting pipe 12, avoid dust in tail gas to block the gap of filler 7 or directly discharge, guarantee the working safety of equipment and the purification effect of tail gas.

[0022] The embodiment, the absorption tower 1 is welded at the top of the bottom sleeve 2, the outlet pipe 4 is welded at the top of the absorption tower 1, one end of the spray pipe 5 is welded at the outside of the absorption tower 1, the other end of the spray pipe 5 extends to the inside of the absorption tower 1, the spray head 6 is welded at the bottom of the other end of the spray pipe 5, the spray head 6 is located at the center of the top of the absorption tower 1, the inside of the absorption tower 1 is bolted with the filler 7, the outer side of the perforated plate 8 is bolted on the inner wall of the absorption tower 1, the filler 7 and the perforated plate 8 are alternately distributed on the inside of the absorption tower 1, the spout 9 is welded at the bottom of the perforated plate 8, the spout 9 is uniformly distributed on the perforated plate 8, one end of the clamping sleeve 17 is welded at one side of the bottom sleeve 2, the two ends of the filter cylinder 14 are respectively welded at the other end of the clamping sleeve 17 and the inner wall of the other side of the bottom sleeve 2, the inlet pipe 3 is welded at the top of the bottom sleeve 2, the bottom end of the inlet pipe 3 passes through the bottom sleeve 2 and communicates with the inside of the filter cylinder 14, the switch group is connected on the absorption tower 1, the switch group is connected with the motor 15, the button one 23 and the button two 24 through wires, the button one 23 and the button two 24 are connected with the electric valve 13 through wires, in use, the absorption liquid is sprayed downward through the spray pipe 5 and the spray head 6, the absorption liquid flows downward through the gap of the filler 7, the tail gas flows upward at the gap of the filler 7, the absorption liquid falls on the perforated plate 8 and then flows downward uniformly through the spout 9, the tail gas flows upward uniformly through the perforated plate 8, which greatly improves the contact between the tail gas and the absorption liquid and improves the purification effect of the tail gas, the absorption liquid falls into the connecting pipe 12 through the inclined plate 10 and enters the inside of the filter cylinder 14 through the electric valve 13, the tail gas enters the inside of the filter cylinder 14 through the inlet pipe 3, the motor 15 drives the screw plate 16 to push the tail gas and the absorption liquid in the inside of the filter cylinder 14, so that the absorption liquid and the tail gas are in full contact, the utilization rate of the absorption liquid is improved, the temperature of the tail gas is reduced, the working safety of the equipment is ensured, the tail gas enters the bottom of the absorption tower 1 through the filter cylinder 14 and then flows upward through the inclined port 11, the sediment generated in the absorption liquid and the dust impurities in the tail gas are filtered through the filter cylinder 14, the motor 15 drives the screw plate 16 to clean the filter cylinder 14, thereby effectively avoiding the blockage of the filter cylinder 14, and at the same time, the screw plate 16 is used to offset the pressure required for the tail gas to flow downward to the absorption liquid, improve the flow rate of the tail gas, and thereby ensure the purification efficiency of the tail gas.

[0023] The tail gas purification absorption tower provides electric energy for all electric equipment through external power supply. In use, the absorption liquid is sprayed downward through the spray pipe 5 and the spray head 6, the absorption liquid flows downward through the gap of the filler 7, the tail gas flows upward at the gap of the filler 7, the absorption liquid falls on the perforated plate 8 and then flows downward uniformly through the taper 9, the tail gas flows upward uniformly through the perforated plate 8, which greatly improves the contact between the tail gas and the absorption liquid and improves the purification effect on the tail gas. The absorption liquid falls into the connecting pipe 12 through the inclined plate 10 and enters the inside of the filter cartridge 14 through the electric valve 13, the tail gas enters the inside of the filter cartridge 14 through the inlet pipe 3, the motor 15 drives the screw plate 16 to push the tail gas and the absorption liquid in the inside of the filter cartridge 14, so that the absorption liquid fully contacts with the tail gas, improves the utilization rate of the absorption liquid, reduces the temperature of the tail gas, and ensures the working safety of the equipment. The tail gas enters the bottom of the absorption tower 1 through the filter cartridge 14, then flows upward through the inclined port 11, the filter cartridge 14 filters the sediment generated in the absorption liquid and the dust and impurities in the tail gas, the motor 15 drives the screw plate 16 to clean the filter cartridge 14, thereby effectively avoiding the blockage of the filter cartridge 14, and the screw plate 16 pushes the tail gas downward to offset the pressure required by the absorption liquid, thereby improving the flow rate of the tail gas and ensuring the purification efficiency of the tail gas. The motor 15 pushes the impurities to the inside of the tapered cylinder 18 through the screw plate 16, as the amount of impurities increases, the screw plate 16 pushes the impurities away from the pressure valve 19 and out of the tapered cylinder 18. The moisture contained in the impurities is squeezed into the inside of the sleeve 17 through the filter cartridge 14, then flows to the inside of the bottom sleeve 2, and then is discharged outward through the discharge port 20. The solid-liquid separation work can be effectively performed to facilitate subsequent treatment of the waste liquid. The liquid level of the connecting pipe 12 is balanced with the inside of the side sleeve 21, thereby making the float 22 in the side sleeve 21 move up and down to open the electric valve 13 in the forward or reverse direction through the pressing button one 23 or the button two 24, so as to adjust the opening degree of the electric valve 13 and keep the moving liquid level depth in the connecting pipe 12, thereby avoiding that the unfiltered tail gas directly enters the inside of the absorption tower 1 through the connecting pipe 12 and avoiding that the dust in the tail gas blocks the gap of the filler 7 or is directly discharged, which ensures the working safety of the equipment and the purification effect on the tail gas.

[0024] In addition, it should be understood that although the present specification is described in terms of embodiments, not every embodiment contains only one independent technical solution, and the description of the specification is only for the sake of clarity. Those skilled in the art should consider the specification as a whole, and the technical solutions in each embodiment can be appropriately combined to form other embodiments that those skilled in the art can understand.

Claims

1. A tail gas purification absorption tower, comprising an absorption tower (1) and a base sleeve (2), wherein an aeration assembly is installed on the absorption tower (1) and the base sleeve (2), the aeration assembly comprising an inlet pipe (3) and an outlet pipe (4), and a spray assembly is installed on the absorption tower (1), the spray assembly comprising a spray pipe (5) and a nozzle (6), characterized in that: The absorption tower (1) is equipped with a homogenization component, which includes a perforated plate (8) and a conical inlet (9). The absorption tower (1) is equipped with a flow guiding component, which includes an inclined plate (10) and a connecting pipe (12). The bottom sleeve (2) is equipped with a filter component, which includes a retainer (17) and a filter cartridge (14). The bottom sleeve (2) is equipped with a pushing component, which includes a motor (15) and a screw plate (16).

2. The exhaust gas purification and absorption tower according to claim 1, characterized in that: The absorption tower (1) is welded to the top of the bottom sleeve (2), the outlet pipe (4) is welded to the top of the absorption tower (1), one end of the nozzle (5) is welded to the outside of the absorption tower (1), the other end of the nozzle (5) extends to the inside of the absorption tower (1), the nozzle (6) is welded to the bottom of the other end of the nozzle (5), and the nozzle (6) is located at the center of the top of the absorption tower (1).

3. The exhaust gas purification and absorption tower according to claim 2, characterized in that: The inner side of the absorption tower (1) is bolted with packing (7), and the outer side of the perforated plate (8) is bolted to the inner wall of the absorption tower (1). The packing (7) and the perforated plate (8) are alternately distributed on the inner side of the absorption tower (1). The conical opening (9) is welded to the bottom of the perforated plate (8), and the conical opening (9) is evenly distributed on the perforated plate (8).

4. The exhaust gas purification and absorption tower according to claim 3, characterized in that: One end of the sleeve (17) is welded to one side of the base sleeve (2), and the two ends of the filter cylinder (14) are respectively welded to the other end of the sleeve (17) and the inner wall of the other side of the base sleeve (2). The inlet pipe (3) is welded to the top of the base sleeve (2), and the bottom end of the inlet pipe (3) passes through the base sleeve (2) and is connected to the inner side of the filter cylinder (14).

5. The exhaust gas purification and absorption tower according to claim 1, characterized in that: The motor (15) is bolted to the other side of the base sleeve (2). The outer side of the screw plate (16) is clamped on the inner wall of the filter cylinder (14). One end of the screw plate (16) passes through the inner wall of the base sleeve (2) and is keyed to the output shaft of the motor (15). The inclined plate (10) is welded to the inner wall of the bottom of the absorption tower (1). The top end of the connecting pipe (12) is welded to the bottom of the inclined plate (10). The other end of the connecting pipe (12) is welded to the top of the filter cylinder (14). The bottom of the inclined plate (10) is connected to the inner side of the filter cylinder (14) through the connecting pipe (12). The inclined plate (10) has a bevel (11) evenly distributed on the inclined plate (10).

6. The exhaust gas purification and absorption tower according to claim 5, characterized in that: An electric valve (13) is installed at the bottom end of the connecting pipe (12). A side sleeve (21) is welded to one side of the connecting pipe (12). The top and bottom of the side sleeve (21) are connected to the connecting pipe (12). A sliding rod is welded to the inner wall of the side sleeve (21). A float (22) is fitted on the outer side of the sliding rod. Button 1 (23) and button 2 (24) are installed on the inner walls of the bottom and top of the side sleeve (21), respectively.

7. The exhaust gas purification and absorption tower according to claim 6, characterized in that: The other end of the sleeve (17) is welded to a cone (18), a pressure valve (19) is installed on the inner side of the cone (18), the other end of the screw plate (16) extends to the inner side of the cone (18), and a drain port (20) is welded to the bottom of the bottom sleeve (2).

8. The exhaust gas purification and absorption tower according to claim 7, characterized in that: The absorption tower (1) is connected to an external switch group, which is connected to a motor (15), button one (23) and button two (24) via wires. Button one (23) and button two (24) are both connected to an electric valve (13) via wires.

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