CN115845571B - Methyl methacrylate crude monomer separation device and method - Google Patents

Abstract

The invention discloses a methyl methacrylate crude monomer separation device and a method, which relate to the technical field of chemical equipment, and have the advantages of improving the uniformity of gas entering in a tower body and improving the gas washing effect, and the technical scheme is as follows: including inside tower body that stores up water and the water storage box of setting in tower body one side top, tower body inner wall one side top is equipped with the shower nozzle, and pass through water piping connection between shower nozzle and the water storage box, the top of tower body is equipped with the blast pipe, one side middle part intercommunication of tower body has the intake pipe, the bottom in the tower body is equipped with the dispersion subassembly that is arranged in the tower body aquatic, and dispersion subassembly and intake pipe pass through communicating pipe intercommunication, the dispersion subassembly is arranged in evenly blowing the aquatic in the tower body with gas, the bottom of tower body is equipped with vertical pipe, and pass through circulating pipe intercommunication between vertical pipe and the water storage box, all be equipped with the suction pump on water pipe and the vertical pipe.

Description

Methyl methacrylate crude monomer separation device and method

Technical Field

The invention relates to the technical field of chemical equipment, in particular to a methyl methacrylate crude monomer separation device and a method.

Background

Methyl methacrylate is an important organic chemical raw material, is mainly used for producing monomers of organic glass (PMMA) and methyl methacrylate-butadiene-styrene terpolymer (MBS), is also one of main monomers for producing resin, impact modification auxiliary agent, plastic, paint and adhesive, and is also widely applied to the fields of automobiles, building materials, televisions, computer display screen materials such as optical light guide plates and the like.

The main current process routes are Acetone Cyanohydrin (ACH), isobutylene, ethylene, methyl vinyl propionate (Alpha), modified acetone cyanohydrin (MGC-ACH), etc.

Chinese patent publication No. CN111574374B discloses a method and apparatus for separating methyl methacrylate crude monomer, the method comprising the steps of: the methyl methacrylate crude monomer gas is subjected to light removal treatment by adopting a light removal tower with middle reflux and middle reboiling heat pump rectification heat integration; washing the crude product gas after light removal by water for liquid separation treatment to remove unreacted formaldehyde in the product gas; adopting a single-tower heat pump for rectification, wherein the single-tower heat pump is coupled with a middle boiler, and carrying out steam stripping treatment on a water phase at the tower bottom of a water scrubber; adopting a single-tower heat pump for rectification, which is coupled with the tower top compressed steam and the middle boiler, to dehydrate the tower top oil phase of the water scrubber; and (3) carrying out deep light removal treatment on the dehydrated product gas to obtain crude methyl methacrylate. The water washing tower in the equipment carries out water washing and liquid separation treatment on the crude product gas after the light component removal to remove unreacted formaldehyde in the product gas. The gas in the conventional water washing tower enters the tower body through the gas inlet pipe to be washed, so that the gas in the tower body enters the uneven condition, and the gas washing effect is poor.

Disclosure of Invention

Aiming at the technical defects, the invention aims to provide a methyl methacrylate crude monomer separation device and a methyl methacrylate crude monomer separation method, which have the advantages of improving the uniformity of gas entering a tower body and improving the gas washing effect.

In order to solve the technical problems, the invention adopts the following technical scheme:

the invention provides a methyl methacrylate crude monomer separation device which comprises a tower body with water stored therein and a water storage box arranged above one side of the tower body, wherein a spray head is arranged above one side of the inner wall of the tower body, the spray head is connected with the water storage box through a water pipe, the top end of the tower body is provided with an exhaust pipe, the middle part of one side of the tower body is communicated with an air inlet pipe, the bottom end in the tower body is provided with a dispersing component positioned in water in the tower body, the dispersing component is communicated with the air inlet pipe through a communicating pipe, the dispersing component is used for uniformly blowing gas into the water in the tower body, the bottom end of the tower body is provided with a vertical pipe, the vertical pipe is communicated with the water storage box through a circulating pipe, and water pumps are arranged on the water pipe and the vertical pipe.

Through adopting above-mentioned technical scheme, gas blows into communicating pipe in through the intake pipe, then blow into dispersion subassembly through communicating pipe, then dispersion subassembly blows the homogeneity that gas dispersion was got into in the tower body to the tower body, can improve the tower body at this moment, carry out the first washing after dispersion subassembly blows the gas dispersion into the water in the tower body, when gas blows into communicating pipe through the intake pipe in, open the suction pump on the water pipe, the water in the water storage box then can get into the shower nozzle from the water pipe, the gas that blows into the water forms the bubble, the bubble rises because of buoyancy in water, after the bubble rises to the surface of water and breaks, can carry out the secondary washing to gas through shower nozzle spun water this moment, gas washing effect has been improved, the gas after the secondary washing is discharged from the blast pipe, and is simple to use.

Preferably, the dispersion subassembly is including placing board, first slide bar, inside hollow second slide bar, place the board setting in the bottom of tower, first slide bar level sets up, and the level slides on the first slide bar and be connected with two first slide drums, and the bottom of two first slide drums with place the top fixed connection of board, the second slide bar is located first slide bar and places between the board, and the level slides on the second slide bar and be connected with two second slide drums, and the bottom of two second slide drums and place the top fixed connection of board, this moment first slide bar and the cross distribution of second slide bar are held, the top of second slide bar evenly be equipped with a plurality of first air vents with the inside hollow intercommunication of second slide bar, the equal level in the relative both ends of first slide bar is equipped with inside hollow fixed plate, and the top of fixed plate evenly is equipped with a plurality of second air vents with the inside hollow intercommunication of fixed plate, the one end that the intake pipe was kept away from to communicating pipe passes through the end cover and seals, and is equipped with first dispersion pipe, two second dispersion pipe, two dispersion pipe and the top fixed connection of placing the board, two dispersion pipe and the second slide bar are equipped with the first end cover that the second end cover is kept away from the first slide bar and the horizontal direction of sliding plate is equipped with the horizontal direction that the second slide bar is kept away from to push away from to the first end of the slide bar and the horizontal direction of the first end of the slide bar and is placed along the horizontal direction of the first end closure.

Preferably, the first slide bar includes first pole, second pole, third pole, the second pole is located between first pole and the third pole, and first pole and the equal fixed connection of third pole are on the second pole, two first slide respectively sliding connection is on first pole and third pole, the first groove of rectangular shape has been seted up along the length direction of placing the board on the top of second pole, two the fixed plate sets up respectively at the one end that first pole deviates from the second pole with the third pole, the second slide bar includes first post, second post, third post, the second post is located between first post and the third post, and first post and the equal fixed connection of third post are on the second post, two second slide respectively sliding connection is on first post and third post, the second groove of rectangular shape has been seted up along the width direction of placing the board on the top of second post, third post's inside cavity, and first post, third post all communicate with each other with the second post, first post and third post are located the first post and third post and keep away from on the first side of the first end of first vent and third post, the first end is kept away from the first side of pipe.

Preferably, the pushing piece is including setting up the first motor in the tower body bottom, and the axis of rotation one end of first motor pass the tower body the tower bottom with place the board and be equipped with the swing arm that is located the second slide bar below, the one end that the swing arm was kept away from first motor is vertical upwards to be equipped with and pushes away the post, and pushes away the top of post from upwards passing in proper order from second groove, first groove down, the relative both sides cell wall in second groove and the relative both sides cell wall in first groove all with push away the post contact this moment.

Preferably, the dispersion subassembly includes mounting panel, two first boards, inside hollow steering column, the vertical bottom that sets up in the tower of mounting panel, two relative setting about the first board and all be located one side of mounting panel, two connect through the connecting plate between the first board, two the steering channel has all been seted up to one side that the first board is close to each other, and rotates respectively in two steering channels and be connected with first pivot, second pivot, the steering column is located between first pivot and the second pivot and all with first pivot, the coaxial fixed connection of second pivot, this moment the steering column is located one side that the connecting plate deviates from the mounting panel, be equipped with on the mounting panel and be used for driving the connecting plate to be close to or keep away from mounting panel orientation horizontal migration and drive second pivot pivoted driver, the outer wall of steering column evenly be equipped with a plurality of third ports with the inside cavity intercommunication of steering column along the circumference of steering column, the one end that the intake pipe was kept away from to the communicating pipe is equipped with the steering channel that one side that deviates from the steering column rotates the steering column is connected, set up the recess that is used for with communicating pipe and the steering column intercommunication in the first pivot.

Preferably, the driving piece comprises two second plates which are oppositely arranged at one side of the mounting plate close to the first plate, the two second plates are horizontally provided with inserting columns at one ends of the two second plates close to the first plate, slots for horizontally inserting the inserting columns are respectively arranged on the two first plates, a first shaft is rotationally connected between the two second plates, one side of the second plate, which is away from the first shaft, is provided with a first baffle, one side of the first plate, which is away from the rotating column, is provided with a second baffle, the first baffle is opposite to the second baffle, one end of the first shaft, which is close to the first baffle, is coaxially provided with a second shaft, one end of the second shaft, which is far from the first shaft, penetrates through the second plate and is provided with a first bevel gear positioned between the first baffle and the second baffle, one side of the first baffle, which is away from the mounting plate, is rotationally connected with a second bevel gear meshed with the first bevel gear, the end of the second rotating shaft, which is away from the rotating column, is provided with a third conical gear, the third conical gear is positioned on one side of the second baffle, which is away from the first baffle, a fourth conical gear meshed with the third conical gear is rotationally connected on the second baffle, a circular groove penetrating through the second baffle is formed on one side of the fourth conical gear, which is away from the second baffle, a third shaft is coaxially arranged on one side of the second conical gear, which is away from the first baffle, one end of the third shaft, which is away from the second conical gear, penetrates through the circular groove, a clamping groove is formed on the third shaft along the length direction of the third shaft, a clamping plate is slidably connected with the clamping groove, the clamping plate is fixedly connected with one end of the groove wall of the circular groove on the second conical gear, a cam positioned between the two second plates is arranged on the first shaft, a roller in contact with the cam is arranged on one side of the connecting plate, which is close to the mounting plate, one side of the outer wall of the tower body is provided with a second motor, one end of a rotating shaft of the second motor penetrates through the tower wall of the tower body, one of the second plates is fixedly connected with the first shaft, and an extension spring is arranged between the connecting plate and the mounting plate.

Preferably, baffle between the opposite sides in the tower body, and the baffle separates into first district and second district in with the tower body, the baffle is located between intake pipe and the shower nozzle, and the shower nozzle is located the second district this moment, and the dispersion subassembly is located first district, rectangular spout has been seted up on the top of baffle, and the smooth removal is connected with two slides in the spout, rotate between the opposite sides of spout and be connected with the installation axle that is located between two slides, and the coaxial rotation of installation epaxial being connected with the installation section of thick bamboo, the top of installation section of thick bamboo is equipped with first swinging plate, and the opposite both sides of first swinging plate all articulate there is the second swinging plate, two the one end that first swinging plate was kept away from to the second swinging plate all is articulated with the slide, a plurality of through-holes have all been seted up on the top of first swinging plate, two second swinging plate, two the opposite sides of spout all are equipped with the embedded groove respectively with two slides one-to-one, and two sliding plates keep away from the one end of second swinging plate all horizontal insertion groove, be equipped with on the tower body and be used for driving the installation section of thick bamboo and carry out the driver.

Preferably, the driving piece is including setting up the third motor in tower body outer wall one side, and the axis of rotation one end of third motor pass the tower wall of tower body and baffle stretch into in the spout and be equipped with first pendulum rod, the one end rotation that the third motor was kept away from to first pendulum rod is connected with the second pendulum rod, the bottom of installation section of thick bamboo is equipped with the arm-tie, the one end that the first pendulum rod was kept away from to the second pendulum rod is located one side of arm-tie and rotates with the arm-tie to be connected, the first pendulum rod is located the below one side of installation section of thick bamboo.

Preferably, a filter plate is arranged at the pipe orifice of one end of the water pipe communicated with the water storage box, a horizontal pipe is arranged below one side, away from the tower body, of the water storage box, and a stop valve is arranged on the horizontal pipe.

The invention also aims to provide a methyl methacrylate crude monomer separation method, wherein gas is blown into a communicating pipe through an air inlet pipe, then is blown into a dispersing component through the communicating pipe, then the dispersing component disperses and blows the gas into water in a tower body, at the moment, the uniformity of gas entering in the tower body can be improved, the dispersing component disperses and blows the gas into the water in the tower body, the first cleaning is carried out, when the gas is blown into the communicating pipe through the air inlet pipe, a water suction pump on the water pipe is started, at the moment, the water in a water storage box enters a spray head from the water pipe, the gas blown into the water forms bubbles, the bubbles rise in the water due to buoyancy, after the bubbles rise to the water surface to rupture, the water sprayed out through the spray head can carry out secondary cleaning on the gas, the gas water cleaning effect is improved, and the gas after the secondary cleaning is discharged from an exhaust pipe.

The invention has the beneficial effects that: the gas blows into communicating pipe through the intake pipe, then blow into dispersion subassembly through communicating pipe, then dispersion subassembly blows the water in the tower body with the gas dispersion, can improve the homogeneity that gas got into in the tower body this moment, carry out the first washing after dispersion subassembly blows the water in the tower body with the gas dispersion, when gas blows into communicating pipe through the intake pipe in, the suction pump on the water pipe is opened, the water in the water storage box then can get into the shower nozzle from the water pipe, the gas that blows into the water forms the bubble, the bubble rises because of the buoyancy in water, after the bubble risees to the surface of water and breaks, can carry out the secondary cleaning to gas through shower nozzle spun water this moment, gas washing effect has been improved, the gas after the secondary cleaning is discharged from the blast pipe, it is simple to use.

Drawings

In order to more clearly illustrate the embodiments of the invention or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the invention, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

Fig. 1 is a schematic structural view of the present embodiment;

fig. 2 is a schematic structural view of the second support rod according to the present embodiment;

FIG. 3 is an enlarged schematic view of the portion A in FIG. 2;

fig. 4 is a schematic structural view of the fixing plate according to the present embodiment;

FIG. 5 is an enlarged schematic view of the portion B in FIG. 2;

fig. 6 is a schematic structural view of the present embodiment for embodying the second board;

fig. 7 is a schematic structural view of the present embodiment for embodying the first shaft;

FIG. 8 is an enlarged schematic view of the structure of the portion D in FIG. 6;

fig. 9 is a schematic structural view of the present embodiment for embodying the first swing plate;

FIG. 10 is an enlarged schematic view of the structure of the portion C in FIG. 2;

fig. 11 is a schematic structural view showing the circulation pipe of the present embodiment.

Reference numerals illustrate:

in the figure: 1. a tower body; 2. a water storage box; 3. a spray head; 4. a water pipe; 5. an exhaust pipe; 6. an air inlet pipe; 7. a communicating pipe; 8. a vertical tube; 9. a circulation pipe; 10. a water pump; 12. placing a plate; 13. a first slide bar; 14. a second slide bar; 15. a first slide cylinder; 16. a second slide cylinder; 17. a first vent; 18. a fixing plate; 19. a second vent; 20. an end cap; 21. a first dispersion tube; 22. a second dispersion pipe; 23. a first lever; 24. a second lever; 25. a third lever; 26. a first groove; 27. a first column; 28. a second column; 29. a third column; 30. a second groove; 31. a first motor; 32. swing arms; 33. pushing a column; 34. a mounting plate; 35. a first plate; 36. a rotating column; 37. a connecting plate; 38. a rotary groove; 39. a first rotating shaft; 40. a second rotating shaft; 41. a third vent; 42. a swivel; 43. a groove; 44. a second plate; 45. inserting a column; 46. a slot; 47. a first shaft; 48. a first baffle; 49. a second baffle; 50. a second shaft; 51. a first bevel gear; 52. a second bevel gear; 53. a third bevel gear; 54. a fourth bevel gear; 55. a circular groove; 56. a third shaft; 57. a clamping groove; 58. a clamping plate; 59. a cam; 60. a roller; 61. a second motor; 62. a tension spring; 63. a partition plate; 64. a first zone; 65. a second zone; 66. a chute; 67. a slide plate; 68. a mounting shaft; 69. a mounting cylinder; 70. a first swing plate; 71. a second swing plate; 72. a through hole; 73. an embedding groove; 74. a third motor; 75. a first swing rod; 76. the second swing rod; 77. pulling a plate; 78. a filter plate; 79. a horizontal tube; 80. and a stop valve.

Detailed Description

The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.

Example 1: the utility model provides a crude monomer separator of methyl methacrylate, as in fig. 1 and 2 and 3, including the inside tower body 1 that stores up water and set up the water storage box 2 in tower body 1 one side top, tower body 1 inner wall one side top is equipped with shower nozzle 3, and be connected through water pipe 4 between shower nozzle 3 and the water storage box 2, the top of tower body 1 is equipped with blast pipe 5, one side middle part intercommunication of tower body 1 has intake pipe 6, the bottom in tower body 1 is equipped with the dispersion package that is located in tower body 1 aquatic, and dispersion package and intake pipe 6 pass through communicating pipe 7 intercommunication, the dispersion package is used for evenly blowing gas to the aquatic in the tower body 1, the bottom of tower body 1 is equipped with vertical pipe 8, and communicate through circulating pipe 9 between vertical pipe 8 and the water storage box 2, all be equipped with suction pump 10 on water pipe 4 and the vertical pipe 8.

As shown in fig. 1, fig. 2 and fig. 3, the air inlet pipe 6 is located above the water surface in the tower body 1, air is blown into the communicating pipe 7 through the air inlet pipe 6, then is blown into the dispersing component through the communicating pipe 7, then the dispersing component disperses and blows the air into the water in the tower body 1, the uniformity of the air entering in the tower body 1 can be improved at this moment, after the dispersing component disperses and blows the air into the water in the tower body 1, the first cleaning is carried out, when the air is blown into the communicating pipe 7 through the air inlet pipe 6, the water suction pump 10 on the water pipe 4 is turned on, at this moment, the water in the water storage box 2 can enter the spray head 3 from the water pipe 4, the air blown into the water forms bubbles, the bubbles rise in the water due to buoyancy, after the bubbles rise to the water surface to break, the water sprayed out through the spray head 3 can carry out secondary cleaning on the air, the gas washing effect is improved, the air after the secondary cleaning is discharged from the air outlet pipe 5, after the gas cleaning is completed, the water suction pump 10 on the circulating pipe 9 is turned on to spray the water into the tower body 1 into the box 2, the water in the tower body 1 is always pumped, and the water in the water storage box 1 is always located in the water storage tower body 1, and the water storage device is easy to use.

As shown in fig. 2, 3, 4 and 5, the dispersing component comprises a placing plate 12, a first sliding rod 13 and a second sliding rod 14 with hollow inside, the placing plate 12 is arranged at the bottom end in the tower body 1, the first sliding rod 13 is horizontally arranged, two first sliding cylinders 15 are horizontally connected on the first sliding rod 13 in a sliding manner, the bottom ends of the two first sliding cylinders 15 are fixedly connected with the top end of the placing plate 12, the second sliding rod 14 is positioned between the first sliding rod 13 and the placing plate 12, two second sliding cylinders 16 are horizontally connected on the second sliding rod 14 in a sliding manner, the bottom ends of the two second sliding cylinders 16 are fixedly connected with the top end of the placing plate 12, at the moment, the first sliding rod 13 and the second sliding rod 14 are in cross-shaped distribution, a plurality of first air vents 17 which are communicated with the inside of the second sliding rod 14 are uniformly arranged at the top end of the second sliding rod 14, the opposite ends of the first slide bar 13 are horizontally provided with a fixing plate 18 with a hollow inside, the top end of the fixing plate 18 is uniformly provided with a plurality of second ventilation openings 19 communicated with the hollow inside of the fixing plate 18, one end of the communicating pipe 7, which is far away from the air inlet pipe 6, is closed by an end cover 20, the end cover 20 is provided with a first dispersing pipe 21 communicated with the communicating pipe 7, two second dispersing pipes 22, one end of the two second dispersing pipes 22, which is far away from the end cover 20, is respectively communicated with the two fixing plates 18, one end of the first dispersing pipe 21, which is far away from the end cover 20, is communicated with the second slide bar 14, and the tower body 1 is provided with a pushing piece for pushing the first slide bar 13 to horizontally slide along the width direction of the placing plate 12 and pushing the second slide bar 14 to horizontally slide along the length direction of the placing plate 12.

As shown in fig. 2, 3, 4 and 5, the gas is blown into the two fixed plates 18 and the second slide bar 14 from the communicating pipe 7 through the first dispersing pipe 21 and the two second dispersing pipes 22, then the gas is blown into the water from the second air vents 19 on the two fixed plates 18 and the first air vents 17 on the second slide bar 14, when the gas is blown into the water from the second air vents 19 on the two fixed plates 18 and the first air vents 17 on the second slide bar 14, the first slide bar 13 is pushed by the pushing piece to slide horizontally back and forth along the width direction of the placing plate 12 and the second slide bar 14 is pushed to slide horizontally back and forth along the length direction of the placing plate 12, at this time, the gas can be uniformly blown into the water in the tower body 1, so that the water in the tower body 1 is convenient to clean the gas, and the first dispersing pipe 21 and the two second dispersing pipes 22 are flexible pipes, so that the use is simple and convenient.

As shown in fig. 3 and 4, the first slide bar 13 includes a first bar 23, a second bar 24, and a third bar 25, the second bar 24 is located between the first bar 23 and the third bar 25, the first bar 23 and the third bar 25 are fixedly connected to the second bar 24, two first slide drums 15 are respectively slidably connected to the first bar 23 and the third bar 25, a first slot 26 with a long shape is formed at the top end of the second bar 24 along the length direction of the placement plate 12, two fixing plates 18 are respectively disposed at one ends of the first bar 23 and the third bar 25 facing away from the second bar 24, the second slide bar 14 includes a first column 27, a second column 28, and a third column 29, the second column 28 is located between the first column 27 and the third column 29, the first column 27 and the third column 29 are fixedly connected to the second column 28, two second slide drums 16 are respectively slidably connected to the first column 27 and the third column 29, the top of the second column 28 is provided with a strip-shaped second groove 30 along the width direction of the placing plate 12, the first column 27, the second column 28 and the third column 29 are hollow, the first column 27 and the third column 29 are communicated with the second column 28, each first vent 17 is respectively arranged on the first column 27 and the third column 29, one end of the first dispersion tube 21 far away from the end cover 20 is communicated with one side of the first column 27 far away from the second column 28, the pushing piece comprises a first motor 31 arranged at the bottom end of the tower body 1, one end of a rotating shaft of the first motor 31 penetrates through the tower bottom of the tower body 1 and the placing plate 12 and is provided with a swing arm 32 positioned below the second slide bar 14, one end of the swing arm 32 far away from the first motor 31 is vertically upwards provided with a pushing column 33, the top of the pushing column 33 sequentially penetrates through the second groove 30 and the first groove 26 from bottom to top, and at the same time, and two opposite side groove walls of the second groove 30 and the first groove 26 are contacted with the pushing column 33.

As shown in fig. 3 and 4, when the first slide bar 13 needs to be pushed to slide back and forth horizontally along the width direction of the placing plate 12 and the second slide bar 14 needs to be pushed to slide back and forth horizontally along the length direction of the placing plate 12, only the first motor 31 needs to be turned on, at this time, the rotating shaft of the first motor 31 drives the swing arm 32 to rotate, the swing arm 32 drives the push column 33 to rotate along the rotating axis of the swing arm 32, at this time, the first slide bar 13 formed by the push column 33, the second rod 24 and the third rod 25 can be pushed to slide back and forth horizontally along the width direction of the placing plate 12 and the second slide bar 14 formed by the first rod 27, the second rod 28 and the third rod 29 is pushed to slide back and forth horizontally along the length direction of the placing plate 12, the second rod 24 and the second rod 28 do not affect each other, and the gas passing through the first dispersing pipe 21 is blown into the first rod 27, the second rod 28 and the third rod 29, and then blown out of the first air vents 17 on the first rod 27 and the third rod 29.

As shown in fig. 6 and 7, or, the dispersion assembly includes mounting plate 34, two first plates 35, inside hollow column 36, the vertical bottom that sets up in tower 1 of mounting plate 34, two first plates 35 are controlled relative setting and all are located one side of mounting plate 34, connect through connecting plate 37 between two first plates 35, the rotary slot 38 has all been seted up to one side that two first plates 35 are close to each other, and the interior rotation of two rotary slots 38 is connected with first pivot 39, second pivot 40, column 36 is located between first pivot 39 and second pivot 40 and all with first pivot 39, second pivot 40 coaxial fixed connection, column 36 is located one side that connecting plate 37 deviates from mounting plate 34 this moment, be equipped with on the mounting plate 34 and be used for driving connecting plate 37 to be close to or keep away from the direction horizontal migration of mounting plate 34 and drive the rotatory driving piece of second pivot 40, the outer wall of column 36 evenly is equipped with a plurality of third gas mouths 41 that are hollow intercommunication in the interior of column 36 along the circumference of column 36, 7 keep away from one end of intake pipe 6 is equipped with the one side that leaves first pivot 39 and leaves the column 36 and rotates and be connected with first pivot 39, the first pivot 39 is equipped with on the rotation of rotation 7 and is used for linking pipe 43 and the column 43 is connected with the rotation of column 7.

As shown in fig. 6 and 7, when gas is blown into the rotary column 36 from the communicating pipe 7 through the grooves 43 and then blown into water from the third air vents 41 on the rotary column 36, the connecting plate 37 is driven by the driving member to horizontally reciprocate in a direction approaching or separating from the mounting plate 34 and the rotary column 36 is driven by the second rotating shaft 40 to rotate between the two first plates 35, at this time, the gas can be uniformly blown into the water in the tower body 1, so that the water in the tower body 1 is convenient for cleaning the gas, and the communicating pipe 7 is a hose, so that the use is simple and convenient.

As shown in fig. 6, 7 and 8, the driving member comprises two second plates 44 oppositely arranged on one side of the mounting plate 34 close to the first plate 35, the two second plates 44 are horizontally provided with inserting columns 45 at one ends close to the first plates 35, slots 46 for horizontally inserting the inserting columns 45 are respectively arranged on the two first plates 35, a first shaft 47 is rotatably connected between the two second plates 44, one side of one second plate 44, which is away from the first shaft 47, is provided with a first baffle plate 48, one side of one first plate 35, which is away from the rotating column 36, is provided with a second baffle plate 49, the first baffle plate 48 is opposite to the second baffle plate 49, one end of the first shaft 47, which is close to the first baffle plate 48, is coaxially provided with a second shaft 50, one end of the second shaft 50, which is far from the first shaft 47, passes through the second plate 44 and is provided with a first conical gear 51 positioned between the first baffle plate 48 and the second baffle plate 49, one side of the first baffle plate 48 is rotatably connected with a second conical gear 52 meshed with the first conical gear 51, one end of the second baffle plate 48, one end of the second baffle plate 40, which is away from the rotating column 36, is provided with a third conical gear 53, and the second conical gear 49 is rotatably connected with a third conical gear 52, one side of the second conical gear 52 is positioned away from the second conical gear 49, which is opposite to the second conical gear 52, one side of the second conical gear 55 is rotatably connected with a second conical gear 55, which is positioned on the second conical gear 55, one side of the second conical gear 55 opposite side of the second baffle plate 55, which is opposite to the second conical gear 55, which is connected with a conical gear groove 55, which is positioned opposite to the second conical gear groove 55, which is positioned 55, which is connected to the conical gear 55, which is opposite to the groove 55, and is positioned opposite to the conical groove 55, which is opposite, and one side 55, which is opposite to the side, and is opposite to the side, and, the first shaft 47 is provided with a cam 59 between the two second plates 44, one side of the connecting plate 37 close to the mounting plate 34 is provided with a roller 60 contacted with the cam 59, one side of the outer wall of the tower body 1 is provided with a second motor 61, one end of a rotating shaft of the second motor 61 penetrates through the tower wall of the tower body 1 and one of the second plates 44 and is fixedly connected with the first shaft 47, and an extension spring 62 is arranged between the connecting plate 37 and the mounting plate 34.

As shown in fig. 6, 7 and 8, when the connecting plate 37 needs to be driven to move back and forth horizontally in the direction approaching or separating from the mounting plate 34 and the second rotating shaft 40 needs to be driven to rotate between the two first plates 35, only the second motor 61 is required to be turned on, at this time, the rotating shaft of the second motor 61 drives the first shaft 47 to rotate, the first shaft 47 drives the cam 59, the second shaft 50 and the first bevel gear 51 to rotate, at this time, because the roller 60 on the connecting plate 37 contacts the cam 59 and the tension spring 62 is arranged between the connecting plate 37 and the mounting plate 34, when the first shaft 47 drives the cam 59 to rotate, the connecting plate 37 can be driven to move back and forth horizontally in the direction approaching or separating from the mounting plate 34 by the cooperation of the cam 59 and the roller 60 and the tension spring 62, the connecting plate 37 can be driven to move back and forth horizontally in the direction approaching or separating from the mounting plate 34 by the second baffle 49, and the tension spring 62 is stretched when the connecting plate 37 moves in the direction separating from the mounting plate 34, and the tension spring 62 gradually slides out from the slot 46, and one end of the slot 45 approaching the slot 46 is always positioned in the slot 46;

when the first bevel gear 51 rotates, the first bevel gear 51 drives the second bevel gear 52 meshed with the first bevel gear 51 to rotate, at this time, the second bevel gear 52 drives the third shaft 56 to rotate, the third shaft 56 drives the fourth bevel gear 54 to rotate through the cooperation of the clamping groove 57 and the clamping plate 58, the fourth bevel gear 54 drives the third bevel gear 53 meshed with the fourth bevel gear 54 to rotate, the rotating third bevel gear 53 can drive the rotating column 36 to rotate with the first rotating shaft 39 through the second rotating shaft 40, and at this time, the clamping plate 58 is slidably connected in the clamping groove 57, so that when the connecting plate 37 horizontally reciprocates in a direction approaching or separating from the mounting plate 34, the clamping plate 58 slides in the clamping groove 57, and the use is simple and convenient.

As shown in fig. 2 and 9, the partition 63 is disposed between opposite sides of the tower body 1, the partition 63 divides the interior of the tower body 1 into a first area 64 and a second area 65, the partition 63 is disposed between the air inlet pipe 6 and the spray head 3, the spray head 3 is disposed in the second area 65, the dispersing assembly is disposed in the first area 64, the top end of the partition 63 is provided with a long-strip-shaped sliding groove 66, two sliding plates 67 are connected in the sliding groove 66 in a smooth manner, an installation shaft 68 disposed between the two sliding plates 67 is rotatably connected between the opposite sides of the sliding groove 66, the installation shaft 68 is coaxially and rotatably connected with an installation cylinder 69, a first swinging plate 70 is disposed at the top end of the installation cylinder 69, the opposite sides of the first swinging plate 70 are hinged with second swinging plates 71, one ends of the two second swinging plates 71 far from the first swinging plates 70 are hinged with the sliding plates 67, a plurality of through holes 72 are disposed at the top ends of the two second swinging plates 71, the opposite sides of the sliding groove 66 are respectively provided with two embedding grooves 73, the two embedding grooves 73 are respectively in one-to-one correspondence with the two sliding plates 67, and the two sliding plates 67 are disposed at one end far from the first swinging plates 71 and are far from the second swinging plates 71 and are arranged at one end of the driving part and are far away from the first swinging plate 71 and are arranged on the horizontal shaft and are arranged on the driving part and is arranged.

As shown in fig. 2 and 9, the water sprayed from the spray head 3 falls on the partition 63, the first swinging plate 70, the two second swinging plates 71 and the two sliding plates 67, then drops from the through holes 72 on the first swinging plate 70, the two second swinging plates 71 and the two sliding plates 67 to the water stored in the tower 1, after the gas is separated from the water stored in the tower 1, the gas enters the second area 65 from the first swinging plate 70, the two second swinging plates 71 and the through holes 72 on the two sliding plates 67, then is discharged from the exhaust pipe 5 on the tower 1, at this time, the residence time of the gas in the tower 1 can be increased through the partition 63, the first swinging plates 70, the two second swinging plates 71 and the two sliding plates 67, and then the effect of gas washing is improved, when the water sprayed from the spray head 3 falls on the partition 63, the first swinging plates 70, the two second swinging plates 71 and the two sliding plates 67, the mounting cylinder 69 is driven by the driving member to rotate on the mounting shaft 68, the mounting cylinder 69 is driven by the mounting cylinder 69 to rotate along the first swinging plate 70, the second swinging plates 69 rotates on the first swinging plates 67 and the second swinging plates 67 in the clockwise direction, the two swinging plates 70 and the second swinging plates 70 can be driven by the two sliding plates 70 and the two sliding plates 67 to rotate in the opposite directions of the two swinging plates 70 and the two sliding plates 67 to make the water flow direction of the two sliding plates 70 and the two sliding plates 70 to make the water flow in the water flow direction of the water can flow through the two sliding plates 70 more than the two sliding plates 70.

As shown in fig. 1, fig. 2, fig. 9 and fig. 10, the driving member includes a third motor 74 disposed on one side of the outer wall of the tower body 1, and one end of a rotation shaft of the third motor 74 passes through the tower wall and the partition 63 of the tower body 1, stretches into the chute 66 and is provided with a first swing rod 75, one end of the first swing rod 75 far away from the third motor 74 is rotationally connected with a second swing rod 76, the bottom end of the mounting cylinder 69 is provided with a pull plate 77, one end of the second swing rod 76 far away from the first swing rod 75 is located on one side of the pull plate 77 and rotationally connected with the pull plate 77, the first swing rod 75 is located on one side below the mounting cylinder 69, the purpose of the driving device is that when the mounting cylinder 69 needs to be driven to rotate on the mounting shaft 68, the rotation shaft of the third motor 74 only needs to be turned on the third motor 74, at this moment, the first swing rod 75 can drive the mounting cylinder 69 to rotate on the mounting shaft 68 through the second swing rod 76 and the pull plate 77, and the mounting cylinder 69 can rotate 30 degrees clockwise after the rotation direction on the mounting shaft 68.

As shown in fig. 1, fig. 2 and fig. 11, the pipe orifice of one end of the water pipe 4 communicated with the water storage box 2 is provided with a filter plate 78, a horizontal pipe 79 is arranged below one side of the water storage box 2 away from the tower body 1, and a stop valve 80 is arranged on the horizontal pipe 79, the purpose of the arrangement is that when water entering the water pipe 4 is filtered through the filter plate 78, thereby reducing the occurrence of blockage of the spray head 3 caused by impurities in the water entering the spray head 3 from the water pipe 4, when the water in the water storage box 2 and the tower body 1 needs to be replaced, only the stop valve 80 is required to be opened, at this time, water in the water storage box 2 can be discharged from the horizontal pipe 79, then the water pump 10 on the circulating pipe 9 is opened, the water in the tower body 1 is pumped into the water storage box 2 and then discharged from the horizontal pipe 79, after the water discharge in the water storage box 2 and the tower body 1 is completed, the water pump 10 on the circulating pipe 9 is closed, an external water source is connected with the horizontal pipe 79 to continue in the water storage box 2, after the water injection in the water box 2, the water pump 10 on the water pipe 4 is opened, and the water pump 10 on the water pipe 4 is filled, and the water storage box 2 can be conveniently sprayed into the water inlet pipe 1 through the spray pipe 3 and the spray pipe 6, and the water inlet pipe 1 is opened, and the water pump 80 is conveniently and the water inlet pipe 1 is closed when the water inlet pipe 1 is high and the water inlet pipe 1 is completely and the water is completely and the water is sprayed into the water.

Example 2: a methyl methacrylate crude monomer separation method comprises the above embodiment 1, gas is blown into a communicating pipe 7 through an air inlet pipe 6, then is blown into a dispersing component through the communicating pipe 7, then the dispersing component disperses and blows the gas into water in a tower body 1, at the moment, the uniformity of gas entering the tower body 1 can be improved, after the dispersing component disperses and blows the gas into the water in the tower body 1, the first cleaning is carried out, when the gas is blown into the communicating pipe 7 through the air inlet pipe 6, a water suction pump 10 on a water pipe 4 is opened, at the moment, the water in a water storage box 2 can enter a spray head 3 from the water pipe 4, the gas blown into the water forms bubbles, the bubbles rise in the water due to buoyancy, after the bubbles rise to the water surface, the water sprayed out through the spray head 3 can carry out secondary cleaning on the gas, the gas washing effect is improved, and the gas after the secondary cleaning is discharged from an exhaust pipe 5.

It will be apparent to those skilled in the art that various modifications and variations can be made to the present invention without departing from the spirit or scope of the invention. Thus, it is intended that the present invention also include such modifications and alterations insofar as they come within the scope of the appended claims or the equivalents thereof.

Claims (3)

1. The methyl methacrylate crude monomer separation device is characterized by comprising a tower body (1) with water stored therein and a water storage box (2) arranged above one side of the tower body (1), wherein a spray head (3) is arranged above one side of the inner wall of the tower body (1), the spray head (3) is connected with the water storage box (2) through a water pipe (4), an exhaust pipe (5) is arranged at the top end of the tower body (1), an air inlet pipe (6) is communicated with the middle part of one side of the tower body (1), a dispersing component positioned in water in the tower body (1) is arranged at the bottom end of the tower body (1), the dispersing component is communicated with the air inlet pipe (6) through a communicating pipe (7), the dispersing component is used for uniformly blowing gas into the water in the tower body (1), a vertical pipe (8) is arranged at the bottom end of the tower body (1), the vertical pipe (8) is communicated with the water storage box (2) through a circulating pipe (9), and water pumps (10) are arranged on the water pipe (4) and the vertical pipe (8);

the dispersing component comprises a placing plate (12), a first sliding rod (13) and a second sliding rod (14) with hollow inside, wherein the placing plate (12) is arranged at the bottom end in the tower body (1), the first sliding rod (13) is horizontally arranged, two first sliding cylinders (15) are horizontally connected to the first sliding rod (13) in a sliding manner, the bottom ends of the two first sliding cylinders (15) are fixedly connected with the top end of the placing plate (12), the second sliding rod (14) is positioned between the first sliding rod (13) and the placing plate (12), two second sliding cylinders (16) are horizontally connected to the second sliding rod (14) in a sliding manner, the bottom ends of the two second sliding cylinders (16) are fixedly connected with the top end of the placing plate (12), at the moment, the first sliding rod (13) and the second sliding rod (14) are distributed in a cross shape, a plurality of first air vents (17) which are communicated with the inside of the second sliding rod (14) are uniformly arranged at the top ends, two opposite ends of the first sliding rod (13) are horizontally provided with the top ends of the first sliding rods (18) which are fixedly connected with the inside hollow air inlet pipe (18), the top ends (18) of the first sliding rod (14) are uniformly communicated with the air inlet pipe (6) through the hollow air inlet pipe (18) and the top ends (18) which are fixedly connected with the top ends of the air inlet pipe (6) respectively, the end cover (20) is provided with a first dispersion pipe (21) and two second dispersion pipes (22) which are communicated with the communicating pipe (7), one ends of the two second dispersion pipes (22) far away from the end cover (20) are respectively communicated with the two fixed plates (18), one ends of the first dispersion pipes (21) far away from the end cover (20) are communicated with the second sliding rods (14), and the tower body (1) is provided with a pushing piece for pushing the first sliding rods (13) to horizontally slide along the width direction of the placing plate (12) and pushing the second sliding rods (14) to horizontally slide along the length direction of the placing plate (12);

the pushing piece comprises a first motor (31) arranged at the bottom end of the tower body (1), one end of a rotating shaft of the first motor (31) penetrates through the tower bottom of the tower body (1) and the placing plate (12) and is provided with a swing arm (32) positioned below the second sliding rod (14), one end, far away from the first motor (31), of the swing arm (32) is vertically upwards provided with a pushing column (33), the top end of the pushing column (33) sequentially penetrates through the second groove (30) and the first groove (26) from bottom to top, and at the moment, the groove walls at two opposite sides of the second groove (30) are contacted with the groove walls at two opposite sides of the first groove (26) respectively;

or the dispersion assembly comprises a mounting plate (34), two first plates (35) and an internally hollow rotating column (36), wherein the mounting plate (34) is vertically arranged at the bottom end in the tower body (1), the two first plates (35) are oppositely arranged left and right and are all positioned at one side of the mounting plate (34), the two first plates (35) are connected through a connecting plate (37), rotating grooves (38) are respectively formed in one side, close to each other, of the two first plates (35), a first rotating shaft (39) and a second rotating shaft (40) are respectively and rotatably connected in the two rotating grooves (38), the rotating column (36) is positioned between the first rotating shaft (39) and the second rotating shaft (40) and is coaxially and fixedly connected with the first rotating shaft (39) and the second rotating shaft (40), at the moment, the rotating column (36) is positioned at one side, away from the mounting plate (34), of the connecting plate (37) is driven to horizontally move towards or away from the mounting plate (34) and drive a second rotating member (40), the rotating column (36) is driven by the rotating column (36) to be uniformly communicated with the inner wall of the hollow rotating column (41), one end of the communicating pipe (7) far away from the air inlet pipe (6) is provided with a swivel (42) which is rotationally connected with one side of the first rotating shaft (39) far away from the swivel post (36), and the first rotating shaft (39) is provided with a groove (43) for communicating the communicating pipe (7) with the swivel post (36);

the driving piece comprises two second plates (44) which are oppositely arranged on one side of the mounting plate (34) close to the first plate (35), inserting columns (45) are horizontally arranged at one ends of the two second plates (44) close to the first plate (35), inserting grooves (46) for horizontally inserting the inserting columns (45) are formed in the two first plates (35), a first shaft (47) is rotatably connected between the two second plates (44), one side, deviating from the first shaft (47), of one second plate (44) is provided with a first baffle (48), one side, deviating from the rotating column (36), of one first plate (35) is provided with a second baffle (49), the first baffle (48) is opposite to the second baffle (49), one end, close to the first baffle (48), of the first shaft (47) is coaxially provided with a second shaft (50), one end, far from the first shaft (47), of the second shaft (50) penetrates through the second plate (44) and is provided with a first bevel gear (51) positioned between the first baffle (48) and the second baffle (49), one side, deviating from the first bevel gear (51) is rotatably meshed with the first bevel gear (52) on one side, deviating from the first bevel gear (40), of the first bevel gear (40) is rotatably meshed with the first bevel gear (51), and the third bevel gear (53) is positioned at one side of the second baffle (49) deviating from the first baffle (48), a fourth bevel gear (54) meshed with the third bevel gear (53) is rotationally connected on the second baffle (49), a circular groove (55) penetrating through the second baffle (49) is formed at one side of the fourth bevel gear (54) deviating from the second baffle (49), a third shaft (56) is coaxially arranged at one side of the second bevel gear (52) deviating from the first baffle (48), one end of the third shaft (56) far away from the second bevel gear (52) penetrates through the circular groove (55), a clamping groove (57) is formed on the third shaft (56) along the length direction of the third shaft (56), a clamping plate (58) is connected in a sliding manner in the clamping groove (57), one end of the circular groove (55) on the clamping plate (58) and the second bevel gear (52) is fixedly connected, a cam (37) positioned between two second plates (44) is arranged on the first shaft (47), a cam (37) is arranged on one side of the connecting plate (59) close to the second shaft (61), and one end of a rotating shaft of the second motor (61) penetrates through the tower wall of the tower body (1) and one of the second plates (44) and is fixedly connected with the first shaft (47), and an extension spring (62) is arranged between the connecting plate (37) and the mounting plate (34).

2. The device for separating methyl methacrylate from crude monomers according to claim 1, characterized in that the first sliding rod (13) comprises a first rod (23), a second rod (24) and a third rod (25), the second rod (24) is positioned between the first rod (23) and the third rod (25), the first rod (23) and the third rod (25) are fixedly connected to the second rod (24), the two first sliding cylinders (15) are respectively and slidably connected to the first rod (23) and the third rod (25), a first groove (26) with a long strip shape is formed in the top end of the second rod (24) along the length direction of the placing plate (12), the two fixed plates (18) are respectively arranged at one ends of the first rod (23) and the third rod (25) which are far away from the second rod (24), the second sliding rod (14) comprises a first column (27), a second column (28) and a third column (29), the second column (28) is positioned between the first column (27) and the third column (29), the two second sliding cylinders (28) are respectively and fixedly connected to the first sliding cylinders (29) and the second sliding cylinders (29) on the second column (29), the top of second post (28) is followed the width direction of placing board (12) and is offered rectangular second groove (30), the inside cavity of first post (27), second post (28), third post (29), and first post (27), third post (29) all communicate with second post (28), and is respectively first vent (17) set up respectively on first post (27) and third post (29), the one end that end cover (20) was kept away from to first dispersion tube (21) and one side intercommunication that first post (27) deviate from second post (28).

3. A method according to any one of the preceding claims 1-2, characterized in that gas is blown into the communication pipe (7) through the gas inlet pipe (6), then is blown into the dispersing component through the communication pipe (7), then the dispersing component disperses and blows the gas into the water in the tower body (1), the uniformity of the gas entering the tower body (1) can be improved at this time, the first cleaning is performed after the dispersing component disperses and blows the gas into the water in the tower body (1), when the gas is blown into the communication pipe (7) through the gas inlet pipe (6), the water suction pump (10) on the water pipe (4) is opened, at this time, the water in the water storage box (2) enters the spray head (3) from the water pipe (4), the gas blown into the water forms bubbles, the bubbles rise in the water due to buoyancy, after the bubbles rise to the water surface, the water sprayed out through the spray head (3) can perform the second cleaning on the gas, the gas water cleaning effect is improved, and the gas after the second cleaning is discharged from the gas outlet pipe (5).

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