CN115301028B - Synthetic gas washing tower purification treatment device - Google Patents

Abstract

The invention discloses a purification treatment device of a synthetic gas washing tower, which comprises a base and also comprises: the device comprises a Venturi washing tank, a spraying mechanism, two standing tanks and a water pump, wherein the Venturi washing tank is fixedly connected to a base, a water injection ring is fixedly connected to the Venturi washing tank, an air inlet is formed in the Venturi washing tank, the Venturi washing tank is suitable for the technical field of synthesis gas preparation, compared with the prior art, the Venturi washing tank directly discharges water easily to pollute the surrounding environment or standing precipitation needs to be stopped, the production cost needs to be waited for waiting for more waste, and the production time is longer.

Description

Synthetic gas washing tower purification treatment device

Technical Field

The invention relates to the technical field of synthesis gas preparation, in particular to a purification treatment device of a synthesis gas washing tower.

Background

It is known that synthesis gas is mainly composed of carbon monoxide and hydrogen and is used as a raw material gas of chemical raw materials, the raw material range of the synthesis gas is wide, the synthesis gas can be produced by gasifying solid fuels such as coal or coke, can be prepared from light hydrocarbons such as natural gas and naphtha, and can be produced by carrying out partial oxidation on heavy oil.

The existing method for washing the synthesis gas generally uses a spraying or water passing method to adsorb and treat solid dust particles in the purified synthesis gas by using water flow, the existing washing method generally uses circulating water to adsorb and purify in order to achieve the purposes of environmental protection and resource saving, and the method for treating the used water flow generally directly discharges, the waste water which washes the adsorbed solid dust particles is directly discharged, so that the surrounding environment is easily polluted greatly, and the production cost can be greatly wasted due to directly discharging water resources.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the invention provides a purification treatment device of a synthesis gas washing tower, which can adsorb and separate out solid dust particles carried in synthesis gas through water flow striking and washing, then add a flocculation additive into sewage, stir the mixture uniformly and then introduce the mixture into a standing tank.

(II) technical scheme

In order to achieve the purpose, the invention provides the following technical scheme: synthetic gas scrubbing tower purification unit, including the base, still include: the venturi washing tank is fixedly connected to the base, the venturi washing tank is fixedly connected with a water injection ring, the venturi washing tank is provided with an air inlet, the air inlet is communicated with an air inlet pipe, the spraying mechanism is arranged at the right end of the venturi washing tank and comprises a spraying box, the spraying box is communicated with the venturi washing tank, two spraying pipes are arranged in the spraying box, two first motors are arranged at the right end of the spraying box, the output ends of the first motors penetrate through a threaded rod fixedly connected with the spraying box, the left end of the threaded rod is rotatably connected with the inner wall of the left side of the spraying box, a movable plate is connected to the threaded rod in a threaded manner, the bottom ends of the two movable plates are fixedly connected with a cleaning trapezoidal plate, the right end of the spraying box is provided with an air outlet, and an air outlet pipe is communicated with the air outlet pipe, the two standing tanks are fixedly connected to a base, the bottom end of the spray box is provided with a dosing and stirring mechanism, the base is fixedly connected with a first swivel base, the top end of the first swivel base is rotatably connected with a second swivel base, the top end of the second swivel base is fixedly connected with a support column, a gear ring is fixedly connected to the support column, the top end of the base is provided with a second motor, the output end of the second motor is fixedly connected with a gear, the gear is meshed with the gear ring, the top end of the support column is provided with a cylinder, the top end output end of the cylinder is fixedly connected with a rotating strip, the rotating strip is fixedly connected with two sealing covers, the water pump is arranged at the front end of the spray box, the rear ends of the two standing tanks are communicated with transmission pipes, the other ends of the two transmission pipes are communicated with a transit box, the input end of the water pump is communicated with the transit box, and the output end of the water pump is communicated with a water injection ring and the two spray pipes, the top of base is provided with filtering mechanism.

In order to add the medicine in the waste water after washing and generate flocculent sediment, preferably, it includes the agitator to add medicine rabbling mechanism, the top and the equal fixedly connected with in bottom of agitator stabilize the seat, two stabilize the seat respectively with the top of base and the bottom fixed connection who sprays the case, the agitator internal rotation is connected with the (mixing) shaft, and the third motor is installed to the left end of agitator, the output of third motor passes the left end fixed connection of agitator and (mixing) shaft, a plurality of puddlers of fixedly connected with on the (mixing) shaft, the left end intercommunication of agitator has the medicine storage box, the rear end intercommunication of medicine storage box has the pencil of dosing, and the bottom intercommunication that sprays the case has the transport pipe, the other end and the agitator intercommunication of transport pipe, the first material pump is installed on the top of base, the input of first material pump and the left end intercommunication of agitator, the output intercommunication of first material pump has the transfer pipe, the other end and the sealed lid that is located left of transfer pipe rotate the intercommunication.

In order to filter the flocculent precipitate after the sediment, it is further, filtering mechanism includes that the second inhales the material pump, the input and two jar intercommunications that ste of material pump are inhaled to the second, and the top fixedly connected with rose box of base, the output of second inhales the material pump and the top intercommunication of rose box, and the drawer mouth has been seted up to the right-hand member of rose box, the internal slip of drawer is provided with the filter drawer, the right-hand member fixedly connected with operating handle of filter drawer, the front end intercommunication of rose box has the waste pipe.

In order to control the circulation of the synthesis gas and the like, the air inlet pipe, the air outlet pipe, the dosing pipe and the waste water pipe are all provided with switch valves.

In order to support and deposit the medicine box and stabilize fixedly, as the further scheme of this scheme, the bottom fixedly connected with of depositing the medicine box supports the wing, and is a plurality of support wing and the left end fixed connection of agitator.

In order to observe specific data of the medicine and the flocculent precipitate, as a further scheme of the scheme, observation ports are formed in the front end of the standing tank and the left end of the medicine storage box, and transparent scale glass is fixedly connected in the observation ports.

For stabilizing support venturi washing jar and shower, on the basis of preceding scheme, the top fixedly connected with stand of base, the top fixedly connected with steadying frame of stand, venturi washing jar fixed connection is in steadying frame, four stabilizing blocks of fixedly connected with on the interior roof of spray box, the bottom fixedly connected with stabilizing ring of stabilizing block, shower fixed connection is in being located two stabilizing rings with one side.

In order to guide into the agitator with the waste water after the washing, it is further on the basis of aforementioned scheme that two water conservancy diversion set triangles of fixedly connected with on the interior diapire of spraying case, the interior diapire of filtering the drawer has seted up the filtration mouth, fixedly connected with filter screen in the filtration mouth.

In order to avoid the corrosion of the waste water, on the basis of the scheme, protective coatings are arranged on the inner wall of the Venturi washing tank, the inner wall of the spraying tank, the inner wall of the standing tank and the inner wall of the filter tank.

In order to improve joint strength, further on the basis of preceding scheme, the spraying box welds on the venturi scrubbing jar, and the jar that stews and rose box all weld on the base.

(III) advantageous effects

Compared with the prior art, the invention provides a purification treatment device of a synthesis gas washing tower, which has the following beneficial effects:

according to the invention, through the cooperation of the Venturi washing tank, the water injection ring and the air inlet pipe, the synthesis gas containing solid dust particles is conveniently guided in, water drops adsorb the solid dust particles through the Venturi effect, the threaded rod is driven to rotate through the first motor, the spraying box, the spraying pipe, the threaded rod, the movable plate, the cleaning trapezoidal plate and the air outlet pipe are matched, the synthesis gas is conveniently further sprayed and washed, then the sewage is pushed out of the spraying box, the cleaned synthesis gas is guided out of the spraying box, the chemical is conveniently added into the sewage through the chemical adding and stirring mechanism and then is uniformly stirred, impurities in the sewage are condensed into flocculent, the gear is driven to rotate through the second motor, the statically placed tank, the first swivel base, the second swivel base, the support column, the toothed ring, the gear, the air cylinder, the rotary strip and the sealing cover are matched, so that the statically deposited chemical added sewage is conveniently, meanwhile, after one standing tank is filled with the synthetic gas, the synthetic gas washing tower is replaced with another standing tank for continuous use, and the purified water after precipitation is conveniently reintroduced into a water injection ring and a spray pipe through the matching of a water pump, a transmission pipe and a transfer box, so that compared with the prior art, the synthetic gas washing tower purification treatment device has the problems that the direct discharge is easy to pollute the surrounding environment or the standing precipitation needs to be stopped for waiting for more waste of production cost and longer production time, can adsorb and separate solid dust particles carried in the synthetic gas through water flow striking and washing, and then adds a flocculation additive into sewage for uniform stirring and then introduces the mixture into the standing tank, and the synthetic gas washing tower purification device is provided with two standing tanks for alternate use in turn, so that the problem that the synthetic gas washing process can be continuously used after the standing is required to be finished, the problem that the prior art needs to wait for the precipitation to be finished and has lower production efficiency is solved, the practicability is higher.

Drawings

FIG. 1 is a schematic perspective view of the present invention;

FIG. 2 is a perspective view of the present invention from another perspective;

FIG. 3 is a schematic perspective view of the stationary tank and the sealing cover of the present invention;

FIG. 4 is a schematic view of a partially cross-sectioned perspective structure of the present invention showing the mating of the spray box and the spray pipe;

FIG. 5 is a partially sectional perspective view of the mixing tank and mixing shaft of the present invention;

FIG. 6 is an enlarged view of a portion of FIG. 5;

FIG. 7 is a perspective view of the first and second transposable members of the present invention;

fig. 8 is a partial enlarged structural view of the invention at B in fig. 7.

In the figure: 1. a base; 2. a venturi scrubber tank; 3. water injection ring; 4. an air inlet pipe; 5. a spray box; 6. a shower pipe; 7. a first motor; 8. a threaded rod; 9. moving the plate; 10. cleaning the trapezoidal plate; 11. an air outlet pipe; 12. standing the tank; 13. a first swivel mount; 14. a second swivel mount; 15. a support column; 16. a toothed ring; 17. a second motor; 18. a gear; 19. a cylinder; 20. rotating the strip; 21. a sealing cover; 22. a water pump; 23. a conveying pipe; 24. a transfer box; 25. a stirring barrel; 26. a stabilizing base; 27. a stirring shaft; 28. a third motor; 29. a stirring rod; 30. storing a medicine box; 31. a medicine feeding pipe; 32. a transport pipe; 33. a first sorption pump; 34. a transfer pipe; 35. a second suction pump; 36. a filter box; 37. a filter drawer; 38. an operating handle; 39. a waste pipe; 40. opening and closing the valve; 41. a support wing; 42. transparent graduated glass; 43. a column; 44. a stabilizer frame; 45. a stabilization block; 46. a stabilizing ring; 47. a diversion set square.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In an embodiment, referring to fig. 1-8, a syngas scrubber cleaning apparatus includes a base 1, and further includes: venturi washing tank 2, spraying mechanism, two standing tanks 12 and water pump 22, venturi washing tank 2 is fixedly connected to base 1, venturi washing tank 2 is fixedly connected with water injection ring 3, venturi washing tank 2 is provided with an air inlet, air inlet inner communication has air inlet pipe 4, spraying mechanism is arranged at right end of venturi washing tank 2, spraying mechanism includes spraying tank 5, spraying tank 5 is communicated with venturi washing tank 2, spraying tank 5 is provided with two spraying pipes 6, right end of spraying tank 5 is provided with two first motors 7, output end of first motor 7 passes spraying tank 5 and is fixedly connected with threaded rod 8, left end of threaded rod 8 is rotatably connected with inner wall of left side of spraying tank 5, threaded rod 8 is connected with movable plate 9 by screw thread, bottom end of two movable plates 9 is fixedly connected with cleaning trapezoidal plate 10, right end of spraying tank 5 is provided with air outlet, air outlet pipe 11 is communicated with air outlet in air outlet, two standing tanks 12 are fixedly connected to base 1, bottom end of spraying tank 5 is provided with stirring mechanism, base 1 is fixedly connected with first rotating base 13, top end of first rotating base 13 is rotatably connected with second rotating transmission pipe 14, top end of second rotating box 14 is connected with rotating transmission pipe 15, top end of second rotating cylinder 15, top end of rotating transmission pipe 15 is connected with rotating cylinder 17, top end of rotating cylinder 16, top end of rotating cylinder 17 is connected with rotating cylinder 17, top end of rotating cylinder 16, the input end of a water pump 22 is communicated with a transfer box 24, the output end of the water pump 22 is communicated with a water injection ring 3 and two spray pipes 6, the top end of a base 1 is provided with a filtering mechanism, a dosing stirring mechanism comprises a stirring barrel 25, the top end and the bottom end of the stirring barrel 25 are both fixedly connected with stabilizing seats 26, the two stabilizing seats 26 are respectively and fixedly connected with the top end of the base 1 and the bottom end of a spray box 5, a stirring shaft 27 is connected in the stirring barrel 25 in a rotating way, the left end of the stirring barrel 25 is provided with a third motor 28, the output end of the third motor 28 penetrates through the stirring barrel 25 to be fixedly connected with the left end of the stirring shaft 27, a plurality of stirring rods 29 are fixedly connected on the stirring shaft 27, the left end of the mixing tank 25 is communicated with a medicine storage box 30, the rear end of the medicine storage box 30 is communicated with a medicine adding pipe 31, the bottom end of the spraying box 5 is communicated with a conveying pipe 32, the other end of the conveying pipe 32 is communicated with the mixing tank 25, the top end of the base 1 is provided with a first material sucking pump 33, the input end of the first material sucking pump 33 is communicated with the left end of the mixing tank 25, the output end of the first material sucking pump 33 is communicated with a transfer pipe 34, the other end of the transfer pipe 34 is communicated with a sealing cover 21 on the left side in a rotating mode, so that solid dust particles can form floccules after medicines are added into waste water after synthetic gas washing and the waste water is fully stirred, and precipitation and filtration are facilitated;

it should be further noted that the filtering mechanism includes a second material suction pump 35, an input end of the second material suction pump 35 is communicated with the two standing tanks 12, a filter box 36 is fixedly connected to a top end of the base 1, an output end of the second material suction pump 35 is communicated with a top end of the filter box 36, a drawer opening is formed in a right end of the filter box 36, a filtering drawer 37 is slidably arranged in the drawer opening, an operating handle 38 is fixedly connected to a right end of the filtering drawer 37, a waste water pipe 39 is communicated to a front end of the filter box 36, so as to suck out precipitated lower-layer precipitates for filtering, and discharge after filtering out floccules, thereby greatly improving pollution problems caused by direct discharge, the air inlet pipe 4, the air outlet pipe 11, the medicine adding pipe 31 and the waste water pipe 39 are respectively provided with a switch valve 40, so as to control the inlet and outlet of the synthesis gas, a plurality of support wings 41 are fixedly connected to a bottom end of the medicine storage box 30, a plurality of support wings 41 are fixedly connected with the left end of the stirring barrel 25, so as to stably support the medicine storage box 30 and prevent the medicine storage box 30 from falling off, the front end of the standing tank 12 and the left end of the medicine storage box 30 are provided with observation ports, transparent scale glass 42 is fixedly connected in the observation ports, so as to observe the specific residual quantity of the medicines in the medicine storage box 30 and observe the deposition condition of floccules in the standing tank 12, the top end of the base 1 is fixedly connected with a stand column 43, the top end of the stand column 43 is fixedly connected with a stabilizing frame 44, the venturi washing tank 2 is fixedly connected in the stabilizing frame 44, the inner top wall of the spraying box 5 is fixedly connected with four stabilizing blocks 45, the bottom ends of the stabilizing blocks 45 are fixedly connected with stabilizing rings 46, the spraying pipe 6 is fixedly connected in two stabilizing rings 46 positioned on the same side, so as to stably support the venturi washing tank 2 and the spraying pipe 6, the inner bottom wall of the spraying box 5 is fixedly connected with two flow guiding triangular plates 47, filter drawer 37's interior diapire and seted up the filtration mouth, fixedly connected with filter screen in the filtration mouth, in order to wash the leading-in agitator 25 of sewage behind the synthetic gas, be convenient for filter the flocculent solid precipitate in the precipitate of lower floor simultaneously, on venturi scrubber 2's the inner wall, all be provided with protective coating on the inner wall of spray box 5 and on the inner wall of jar 12 and the inner wall of rose box 36 of stewing, avoid water and synthetic gas direct contact venturi scrubber 2, spray box 5, jar 12 and rose box 36 of stewing cause the corruption, increase life, spray box 5 welding is on venturi scrubber 2, jar 12 and the equal welding of rose box 36 of stewing are on base 1, welding operation is got up comparatively simply at first, and joint strength is higher, and life is also longer simultaneously.

The first motor 7, the second motor 17, the third motor 28, the water pump 22, the first suction pump 33 and the second suction pump 35 in this embodiment are conventional devices which are purchased on the market and known to those skilled in the art, and the models can be selected or customized according to actual needs, in this patent, the motors are only used, and the structures and functions of the motors are not improved, the setting mode, the installation mode and the electrical connection mode are set, for those skilled in the art, only the debugging operation is performed according to the requirements of the use specification, and are not described herein any more, and the first motor 7, the second motor 17, the third motor 28, the water pump 22, the first suction pump 33 and the second suction pump 35 are provided with control switches which are matched with the motors, the installation positions of the control switches are selected according to actual use requirements, so that the operators can conveniently perform operation control, meanwhile, the motors need to be connected with a forward and reverse rotation circuit before being used, for forward and reverse rotation of the motors, according to a patent published by CN 1099124A, the forward and reverse rotation circuit can be known to those skilled in the art and can realize forward and reverse rotation of the motors.

In the invention, the coagulant is added into the medicine storage box 30, the coagulant is generally used, polyaluminium chloride is generally used, floccules can be formed, the bridging adsorbability is strong, physical changes such as electrochemistry, condensation, adsorption and precipitation are accompanied in the hydrolysis process, and aluminum hydroxide is finally generated, so that the purification purpose is achieved, aerobic microorganisms and anaerobic microorganisms can be added, the surfaces of microorganisms which grow vigorously normally are negatively charged, mutually repel and are not easy to aggregate, when the microorganisms lack oxygen or lack nutrient substances, the surface charges are weakened, and the microorganisms can be aggregated together to form floccules, and the cationic polyacrylamide, high-valence metal ions and the like which can destroy or neutralize the surface negative charges are added.

The water pump 22 of the present invention is a commercially available device, and the water pump 22 is a mechanism for delivering or pressurizing a liquid. It transfers the mechanical energy of prime mover or other external energy to liquid to increase the energy of liquid, and is mainly used for transferring liquid including water, oil, acid-base liquid, emulsion, suspoemulsion and liquid metal, etc.

The first suction pump 33 and the second suction pump 35 are existing devices, and the specific working principle is that air in the pump body is pumped out, so that a difference value is generated between liquid and atmospheric pressure in the pump body to form an air pressure difference, and the liquid is pressed into the pump body by the atmospheric pressure to achieve the purpose of transportation.

The Venturi scrubber 2 of the present invention is manufactured according to the Venturi effect, also called Venturi effect, named after the discoverer, the italian physicist Venturi (Giovanni Battista Venturi), which shows the phenomenon that the flow rate of the fluid increases when the restricted flow passes through the reduced flow cross section, the flow rate is inversely proportional to the flow cross section, and the bernoulli's law knows that the increase of the flow rate is accompanied with the decrease of the fluid pressure, i.e. the common Venturi phenomenon, and in general, the effect means that the low pressure is generated near the high-speed flowing fluid to generate the adsorption effect.

In summary, first, according to the specification, the first motor 7, the second motor 17, the third motor 28, the water pump 22, the first suction pump 33 and the second suction pump 35 are correctly installed, when the purification treatment device for the synthesis gas washing tower is used, synthesis gas is introduced from the gas inlet pipe 4, the synthesis gas enters the venturi washing tank 2, as the synthesis gas is continuously introduced, the flow velocity of the synthesis gas increases when the synthesis gas passes through the narrow part of the venturi washing tank 2, the water pump 22 is started, the water pump 22 pumps clean water in the standing tank 12 out and pumps the clean water into the water injection ring 3 and the spray pipe 6, the water injection ring 3 injects water into the venturi washing tank 2, the synthesis gas contacts with the water droplets, the solid dust particles in the synthesis gas are adsorbed by the water droplets, the water droplets of the synthesis gas carrier enter the spray tank 5, the clean synthesis gas sprayed from top to bottom from the spray pipe 6 washes out the water droplets carrying the solid dust particles in the synthesis gas, the cleaned synthesis gas is led out of the spraying box 5 through the gas outlet pipe 11, the sewage washed out solid dust particles falls on the flow guide triangular plate 47 and flows to the middle position along the gradient of the flow guide triangular plate 47, the first motor 7 is started, the first motor 7 drives the threaded rod 8 to rotate, the moving plate 9 connected with the threaded rod 8 in a threaded mode moves rightwards, the moving plate 9 drives the cleaning trapezoidal plate 10 to move rightwards, the sewage gathered in the middle is pushed rightwards to enter the conveying pipe 32 and flow into the stirring barrel 25 along the conveying pipe 32, flocculent medicines such as a coagulant and the like are introduced into the medicine feeding pipe 31, the medicines flow into the medicine storage box 30, the size of a communication caliber between the medicine storage box 30 and the stirring barrel 25 can be controlled so as to control adding and metering, after the medicines flow into the stirring barrel 25, the third motor 28 is started, the third motor 28 drives the stirring shaft 27 to rotate, the stirring shaft 27 drives the stirring rod 29 to rotate, the stirring rod 29 stirs the sewage and the medicine to be fully mixed, after the stirring is completed, the first sucking pump 33 is started, the first sucking pump 33 pumps the mixed sewage out and pumps the sewage into the transfer pipe 34, the sewage flows into the standing tank 12 along the transfer pipe 34, when one standing tank 12 is full, the air cylinder 19 is started, the output end of the air cylinder 19 extends out and upwards pushes the rotary strip 20, the rotary strip 20 drives the sealing cover 21 to move upwards, the second motor 17 is started, the second motor 17 drives the gear 18 to rotate, the gear 18 is meshed with the gear ring 16 to rotate, the gear ring 16 drives the supporting column 15 to rotate, the supporting column 15 drives the second rotating seat 14 to rotate on the first rotating seat 13, the supporting column 15 drives the air cylinder 19 to rotate, the air cylinder 19 drives the rotary strip 20 to rotate, the rotary strip 20 drives the sealing cover 21 to rotate, the two sealing covers 21 mutually rotate for one hundred eighty degrees and an exchange position, the transfer pipe 34 rotates on the sealing cover 21, and damage after the transfer pipe 34 rotates and tensions along with the sealing cover 21 is avoided, the standing tank 12 can be replaced for continuous use after the positions of the sealing covers 21 are exchanged, the second material suction pump 35 is started, the position of the input end of the second material suction pump 35 communicated with the standing tank 12 is lower, flocculent precipitate deposited at the bottom of the standing tank 12 is sucked and pumped into the filter box 36, the flocculent precipitate enters the filter box 36 and is filtered by the filter screen in the filter drawer 37, the residual wastewater is accumulated in the filter box 36, when the wastewater needs to be discharged, the switch valve 40 on the wastewater pipe 39 is opened to discharge the wastewater, after the deposited flocculent precipitate in the standing tank 12 is sucked, the communication position of the transmission pipe 23 and the standing tank 12 is more centered, the filter screen and other filters can be added in the transmission pipe 23, therefore, the risk of sucking the precipitate cannot be generated, purified water flows into the transfer box 24 through the transmission pipe 23 and is sucked by the water pump 22 again and pumped into the water injection ring 3 and the spray pipe 6, the circulation of the use water is completed.

In the invention, two input ends of the second suction pump 35 can be independently controlled, so that flocculent precipitate in the standing tank 12 after standing and precipitating is finished can be sucked out, and the second suction pump 35 is prevented from sucking out sewage in the standing tank 12 in use.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (8)

1. Synthetic gas scrubbing tower purification unit, including base (1), its characterized in that still includes:

the venturi washing tank (2) is fixedly connected to the base (1), the venturi washing tank (2) is fixedly connected with the water injection ring (3), the venturi washing tank (2) is provided with an air inlet, and an air inlet pipe (4) is communicated with the air inlet;

the spraying mechanism is arranged at the right end of the venturi washing tank (2), the spraying mechanism comprises a spraying box (5), the spraying box (5) is communicated with the venturi washing tank (2), two spraying pipes (6) are installed in the spraying box (5), two first motors (7) are installed at the right end of the spraying box (5), the output ends of the first motors (7) penetrate through a threaded rod (8) fixedly connected with the spraying box (5), the left end of the threaded rod (8) is rotatably connected with the inner wall of the left side of the spraying box (5), a movable plate (9) is in threaded connection with the threaded rod (8), a cleaning trapezoidal plate (10) is fixedly connected with the bottom ends of the two movable plates (9), a gas outlet is formed in the right end of the spraying box (5), and a gas outlet pipe (11) is communicated with the gas outlet;

the device comprises two standing tanks (12), wherein the two standing tanks (12) are fixedly connected to a base (1), the bottom end of a spraying box (5) is provided with a dosing stirring mechanism, the base (1) is fixedly connected with a first rotating seat (13), the top end of the first rotating seat (13) is rotatably connected with a second rotating seat (14), the top end of the second rotating seat (14) is fixedly connected with a supporting column (15), the supporting column (15) is fixedly connected with a toothed ring (16), the top end of the base (1) is provided with a second motor (17), the output end of the second motor (17) is fixedly connected with a gear (18), the gear (18) is meshed with the toothed ring (16), the top end of the supporting column (15) is provided with an air cylinder (19), the top end of the air cylinder (19) is fixedly connected with a rotating strip (20), and the rotating strip (20) is fixedly connected with two sealing covers (21);

the water pumps (22) are installed at the front ends of the spraying boxes (5), the rear ends of the two standing tanks (12) are communicated with transmission pipes (23), the other ends of the two transmission pipes (23) are communicated with a transit box (24), the input ends of the water pumps (22) are communicated with the transit box (24), the output ends of the water pumps (22) are communicated with the water injection ring (3) and the two spraying pipes (6), and the top end of the base (1) is provided with a filtering mechanism;

the medicine adding and stirring mechanism comprises a stirring barrel (25), wherein the top end and the bottom end of the stirring barrel (25) are fixedly connected with stabilizing seats (26), the two stabilizing seats (26) are respectively fixedly connected with the top end of a base (1) and the bottom end of a spraying box (5), a stirring shaft (27) is connected in the stirring barrel (25) in a rotating mode, a third motor (28) is installed at the left end of the stirring barrel (25), the output end of the third motor (28) penetrates through the stirring barrel (25) to be fixedly connected with the left end of the stirring shaft (27), a plurality of stirring rods (29) are fixedly connected to the stirring shaft (27), the left end of the stirring barrel (25) is communicated with a medicine storage box (30), the rear end of the medicine storage box (30) is communicated with a medicine adding pipe (31), the bottom end of the spraying box (5) is communicated with a conveying pipe (32), the other end of the conveying pipe (32) is communicated with the stirring barrel (25), a first material sucking pump (33) is installed at the top end of the base (1), the input end of the first material sucking pump (33) is communicated with the left end of the stirring barrel (25), the conveying pipe (34) is communicated with the output end of the conveying pipe (34), and the conveying pipe (34) is positioned on the left side of the conveying pipe (21);

filtering mechanism includes that the second inhales material pump (35), the input and two jar (12) intercommunications that stew of inhaling material pump (35) of second, the top fixedly connected with rose box (36) of base (1), the output of second inhale material pump (35) and the top intercommunication of rose box (36), the drawer mouth has been seted up to the right-hand member of rose box (36), the intraoral slip of drawer is provided with filters drawer (37), the right-hand member fixedly connected with operating handle (38) of filtering drawer (37), the front end intercommunication of rose box (36) has waste pipe (39).

2. The purification treatment device of the synthesis gas washing tower according to the claim 1, wherein the air inlet pipe (4), the air outlet pipe (11), the dosing pipe (31) and the waste water pipe (39) are all provided with a switch valve (40).

3. The purification treatment device of the synthesis gas washing tower according to claim 2, wherein a plurality of support wings (41) are fixedly connected to the bottom end of the storage box (30), and the support wings (41) are fixedly connected with the left end of the stirring barrel (25).

4. The purification treatment device for the synthesis gas washing tower according to claim 3, wherein the front end of the standing tank (12) and the left end of the medicine storage box (30) are both provided with an observation port, and transparent scale glass (42) is fixedly connected in the observation port.

5. The syngas washing tower purification treatment apparatus according to claim 4, wherein the top end of the base (1) is fixedly connected with a column (43), the top end of the column (43) is fixedly connected with a stabilization frame (44), the venturi washing tank (2) is fixedly connected in the stabilization frame (44), the inner top wall of the spray box (5) is fixedly connected with four stabilization blocks (45), the bottom end of the stabilization block (45) is fixedly connected with a stabilization ring (46), and the spray pipe (6) is fixedly connected in two stabilization rings (46) located on the same side.

6. The purification treatment device of the synthesis gas washing tower according to claim 5, wherein two flow guide triangular plates (47) are fixedly connected to the inner bottom wall of the spraying box (5), a filtering port is formed in the inner bottom wall of the filtering drawer (37), and a filtering net is fixedly connected to the filtering port.

7. The purification treatment device of the synthesis gas washing tower according to claim 6, wherein protective coatings are arranged on the inner wall of the Venturi washing tank (2), the inner wall of the spraying tank (5), the inner wall of the standing tank (12) and the inner wall of the filtering tank (36).

8. The purification treatment device of the synthesis gas washing tower according to the claim 7, characterized in that the spraying box (5) is welded on the Venturi washing tank (2), and the standing tank (12) and the filtering box (36) are welded on the base (1).

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