Acrylate production filtering and purifying equipment

Abstract

The invention relates to the technical field of acrylic ester production, and discloses acrylic ester production filtering and purifying equipment which comprises a purifying barrel, a supporting frame and a purifying device, the purifying barrel is arranged in the supporting frame and fixedly connected with the supporting frame, and the purifying device is arranged in the purifying barrel and fixedly connected with the supporting frame. The purification device is used for purifying the waste gas; the adsorption device is arranged in the purification barrel, the adsorption device is fixedly connected with the inner wall of the purification barrel, and the adsorption device is used for adsorbing impurities in the waste gas purified by the purification device; the combustion chamber is arranged on the top of the supporting frame. According to the filtering and purifying equipment for acrylic ester production, waste gas can make contact with treating fluid at different positions conveniently, the treating fluid can be fully utilized, the treating fluid can be stirred in the rotating process of the flow dividing pipe, and the adsorption efficiency of the treating fluid can be improved conveniently.

Description

Technical Field

[0001] The invention relates to the technical field of acrylic ester production, in particular to acrylic ester production filtering and purification equipment. Background Art

[0002] The production process of acrylates involves a series of complex chemical reactions, during which a large amount of waste gas is generated. The composition of waste gas from acrylate production is complex and diverse, including a variety of organic compounds, such as unreacted acrylic acid, acrylate monomers, organic solvent vapors, and volatile organic pollutants such as aldehydes and ketones generated during the reaction. From an environmental protection perspective, if these waste gases are directly discharged into the atmosphere without effective treatment, they will cause serious harm to the environment. VOCs are important precursor substances for the formation of atmospheric pollution phenomena such as photochemical smog and haze. They can undergo a series of photochemical reactions with nitrogen oxides and other substances under sunlight to generate secondary pollutants such as ozone and peroxyacetyl nitrate, which will not only lead to deterioration of air quality, but also damage the human respiratory system, cardiovascular system, etc., causing health problems such as coughing, asthma, increased incidence of respiratory infections, and increased risk of cardiovascular diseases.

[0003] The filtration and purification equipment currently used usually uses simple adsorption filtration equipment to treat the exhaust gas, and the treatment effect is poor. It is difficult to remove the harmful components in the exhaust gas completely. Summary of the invention

[0004] To achieve the above objectives, the present invention is implemented through the following technical solutions: an acrylic acid ester production filtering and purification device, comprising a purification barrel and a support frame, wherein the purification barrel is arranged inside the support frame and is fixedly connected to the support frame, and further comprising: A purification device, which is arranged inside the purification barrel and is used to purify the exhaust gas; An adsorption device, which is arranged inside the purification barrel and is fixedly connected to the inner wall of the purification barrel, and is used to adsorb impurities inside the exhaust gas after being purified by the purification device; A combustion chamber, which is arranged on the top of the support frame, the bottom of the combustion chamber is fixedly connected to the top of the support frame, and the combustion chamber is used to burn the exhaust gas after being purified by the purification device; A preheating device, which is arranged at the bottom of the combustion chamber, the top of the preheating device is connected to the combustion chamber, the bottom of the preheating device is connected to the top of the purification barrel, and the preheating device is used to preheat the exhaust gas after purification by the purification device; A material nozzle is arranged on one side of the bottom of the purification barrel. The material nozzle is connected to the inside of the purification barrel. The material nozzle is used to pass the treatment liquid into the inside of the purification barrel. The waste gas is continuously treated through multiple links, so that the impurities in the waste gas can be treated more cleanly and the treatment effect is better.

[0005] Preferably, the purification device includes an air pipe, a diverter plate is fixedly connected to the top of the air pipe, a diverter pipe is fixedly connected to the side of the diverter plate, an air outlet is opened on the side of the diverter pipe, a breaking device is fixedly connected to the top of the diverter plate, an air disk is sleeved and rotatably connected to the bottom side of the air pipe, an air inlet pipe is connected to the side of the air disk, and the bottom end of the air pipe located outside the air disk is fixedly connected to the driving shaft of the driving motor, and the part of the air pipe located inside the air disk is opened with air holes to facilitate the contact between the exhaust gas and the treatment liquid at different positions, so that the treatment liquid can be fully utilized, and the treatment liquid can also be stirred during the rotation of the diverter pipe, so as to improve the adsorption efficiency of the treatment liquid.

[0006] Preferably, the air pipe passes through the bottom of the purification barrel and is rotatably connected to the purification barrel, and the drive motor is fixedly connected to the bottom of the purification barrel via a connecting frame.

[0007] Preferably, a one-way air valve is provided on the air pipe, and one end of the air inlet pipe away from the air disc is connected to the exhaust gas introduction device.

[0008] Preferably, the breaking up device includes a rotating shaft, a connecting rod is fixedly connected to the side of the rotating shaft, the end of the connecting rod away from the rotating shaft is fixedly connected to a fixed frame, the inner wall of the fixed frame is fixedly connected to a dividing plate, and a fixed frame is sleeved on the rotating shaft and rotatably connected to divide large bubbles into small bubbles, thereby increasing the contact area between the exhaust gas and the treatment liquid, so that the impurities inside the exhaust gas can be treated more fully.

[0009] Preferably, the bottom of the rotating shaft is fixedly connected to the top of the gas disk, the fixed frame is fixedly connected to the inner wall of the purification barrel, and the dividing plates are provided in multiple groups and are evenly tilted and arranged inside the fixed frame.

[0010] Preferably, the adsorption device includes a partition, a rotating disk is penetrated and fixedly connected at the center position of the partition, air ports are opened at the top and bottom of the rotating disk, a rotating motor is fixedly connected to the side of the rotating disk, the driving shaft of the rotating motor penetrates the rotating disk and is fixedly connected to a rotating rod, a sealing frame is fixedly connected to the side of the rotating rod, a mesh shell is fixedly connected to the inner wall of the sealing frame, and the mesh shell is filled with adsorption medium, so that the adsorption medium inside the mesh shell at different positions can be fully utilized, the utilization rate of consumables is high, and the cost of consumables is conveniently reduced.

[0011] Preferably, the partition is arranged inside the purification barrel and fixedly connected to the inner wall of the purification barrel, and the side surface of the sealing frame is closely attached to the inner wall of the rotating disk and slidably connected to the inner wall of the rotating disk.

[0012] Preferably, the preheating device includes a heat-conducting inner tube, on which an insulating outer tube is sleeved and fixedly connected, a heat-conducting strip is fixedly connected to the side of the heat-conducting inner tube, a positioning strip is slidably connected to the inner wall of the heat-conducting inner tube, a fixed bracket is fixedly connected to the side of the positioning strip, and a drying bag is fixedly connected to the fixed bracket, so that heat is provided to the preheating device through the combustion chamber, and the heat utilization rate can be improved. At the same time, the heat loss inside the preheating device can be avoided through the insulating outer tube, and the purpose of saving energy can be conveniently achieved.

[0013] Preferably, the top of the heat-conducting inner tube is connected to the inside of the combustion chamber, and the bottom of the heat-conducting inner tube is connected to the top of the purification barrel. The positioning strips are provided in multiple groups and are evenly distributed on the side of the fixed bracket. A damping pad is provided between the positioning strips and the inner wall of the heat-conducting inner tube. The top of the heat-conducting strip passes through the combustion chamber and extends to the inside of the combustion chamber.

[0014] The present invention provides an acrylic acid ester production filtering and purification device, which has the following beneficial effects: 1. The acrylic ester production filtering and purification equipment, when in use, passes the waste gas into the purification device, and the waste gas is purified by the purification device in cooperation with the treatment liquid in the purification barrel, and the purified waste gas moves upward into the adsorption device, and after the impurities in the waste gas are adsorbed by the adsorption device, the gas enters the preheating device, and after the gas is preheated by the preheating device, it is discharged into the combustion chamber for combustion treatment. The waste gas is continuously treated through multiple links, so that the impurities in the waste gas can be treated more cleanly and the treatment effect is better.

[0015] 2. The acrylic ester production filtering and purification equipment is provided with a purification device. When in use, the exhaust gas enters the inside of the gas disk through the air inlet pipe, enters the inside of the gas pipe through the air holes on the side of the gas pipe, the gas inside the gas pipe enters the inside of the diverter plate, and is discharged to the inside of the purification barrel through the diverter pipe on the side of the diverter plate, so that the solid particle impurities and other soluble substances in the exhaust gas can be adsorbed by the treatment liquid inside the purification barrel, and at the same time, the driving motor drives the gas pipe to rotate, the gas pipe drives the gas disk to rotate, and the gas disk drives the diverter pipe to rotate, so that the exhaust gas can be discharged from different positions inside the purification barrel through the diverter pipe, which makes it convenient for the exhaust gas to contact with the treatment liquid at different positions, so that the treatment liquid can be fully utilized, and the treatment liquid can also be stirred during the rotation of the diverter pipe, which is convenient for improving the adsorption efficiency of the treatment liquid.

[0016] 3. The acrylic ester production filtration and purification equipment is provided with a breaking device. When the waste gas moves upward in the treatment liquid in the form of bubbles, the rotating shaft rotates under the drive of the gas disk, and drives the connecting rod to rotate, the connecting rod drives the fixed frame to rotate, and the fixed frame drives the dividing plate to rotate. During the rotation of the dividing plate, the bubbles can be broken up and large bubbles can be divided into small bubbles, thereby increasing the contact area between the waste gas and the treatment liquid, so that the impurities inside the waste gas can be treated more fully.

[0017] 4. The acrylic ester production filtering and purification equipment is provided with an adsorption device. The waste gas treated with the treatment liquid rises and enters the inside of the rotating disk. The waste gas entering the rotating disk passes through the mesh shell inside the sealing frame, and the impurities in the waste gas can be adsorbed and processed by the adsorption medium inside the mesh shell. At the same time, the rotating motor drives the rotating rod to rotate, the rotating rod drives the sealing frame to rotate, and the sealing frame drives the mesh shell to rotate, which can drive multiple groups of mesh shells on the side of the rotating rod to circulate and rotate to realize adsorption operation, so that the adsorption medium inside the mesh shells at different positions can be fully utilized, the consumables utilization rate is high, and the consumables cost is convenient to reduce.

[0018] 5. The acrylic ester production filtering and purification equipment is provided with a preheating device. After the exhaust gas passes through the adsorption device, it continues to move upward and enters the interior of the heat-conducting inner tube. The exhaust gas moves inside the heat-conducting inner tube and passes through the drying bag inside the heat-conducting inner tube in sequence. The exhaust gas can be dried by the drying bag to prevent moisture in the exhaust gas from affecting the combustion reaction. At the same time, the heat-conducting strip can transfer the heat inside the combustion chamber to the interior of the heat-conducting inner tube, which is convenient for providing heat to the preheating device through the combustion chamber, which can improve the heat utilization rate. At the same time, the heat loss inside the preheating device can be prevented through the heat-insulating outer tube, which is convenient for achieving the purpose of saving energy. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 This is a schematic diagram of the structure of the acrylic ester production filtration and purification equipment of the present invention; Figure 2 This is a schematic diagram of the internal structure of the purification barrel of the present invention; Figure 3 It is a schematic diagram of the structure of the purification device of the present invention; Figure 4 This is a schematic diagram of the internal structure of the gas disk of the present invention; Figure 5 It is a schematic diagram of the structure of the breaking device of the present invention; Figure 6 It is a schematic diagram of the structure of the adsorption device of the present invention; Figure 7 It is a schematic diagram of the internal structure of the rotating disk of the present invention; Figure 8 This is a schematic diagram of the structure of the preheating device of the present invention; Fig. 9It is a schematic diagram of the internal structure of the preheating device of the present invention.

[0020] In the figure: 1. purification barrel; 2. support frame; 3. purification device; 31. air pipe; 32. diverter plate; 33. diverter pipe; 34. air outlet; 35. scattering device; 351. rotating shaft; 352. connecting rod; 353. fixed frame; 354. dividing plate; 355. fixed frame; 36. air inlet pipe; 37. driving motor; 38. air hole; 39. air disk; 4. combustion chamber; 5. preheating device; 51. heat-conducting inner tube; 52. heat-insulating outer tube; 53. heat-conducting strip; 54. positioning strip; 55. fixed bracket; 56. drying bag; 6. nozzle; 7. adsorption device; 71. partition; 72. rotating disk; 73. rotating motor; 74. rotating rod; 75. sealing frame; 76. mesh shell; 77. air outlet. DETAILED DESCRIPTION

[0021] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0022] See also Figure 1-Figure 4 The present invention provides a technical solution: an acrylic acid ester production filtering and purification device, comprising a purification barrel 1 and a support frame 2, wherein the purification barrel 1 is arranged inside the support frame 2 and is fixedly connected to the support frame 2, and further comprising: A purification device 3, which is arranged inside the purification barrel 1 and is used to purify the exhaust gas; The adsorption device 7 is arranged inside the purification barrel 1, and the adsorption device 7 is fixedly connected to the inner wall of the purification barrel 1. The adsorption device 7 is used to adsorb impurities inside the exhaust gas after being purified by the purification device 3; A combustion chamber 4, which is arranged on the top of the support frame 2, and the bottom of the combustion chamber 4 is fixedly connected to the top of the support frame 2, and the combustion chamber 4 is used to burn the exhaust gas purified by the purification device 3; A preheating device 5, which is arranged at the bottom of the combustion chamber 4, the top of the preheating device 5 is connected to the combustion chamber 4, and the bottom of the preheating device 5 is connected to the top of the purification barrel 1, and the preheating device 5 is used to preheat the exhaust gas after being purified by the purification device 3; A nozzle 6 is provided at one side of the bottom of the purification barrel 1, the nozzle 6 is connected to the inside of the purification barrel 1, and the nozzle 6 is used to pass the treatment liquid into the inside of the purification barrel 1; When in use, the exhaust gas is passed into the purification device 3, and the exhaust gas is purified by the purification device 3 in cooperation with the treatment liquid in the purification barrel 1. The purified exhaust gas moves upward into the adsorption device 7. After the impurities in the exhaust gas are adsorbed by the adsorption device 7, the gas enters the preheating device 5. After the gas is preheated by the preheating device 5, it is discharged into the combustion chamber 4 for combustion treatment. By continuously treating the exhaust gas through multiple links, the impurities in the exhaust gas can be treated more cleanly and the treatment effect is better.

[0023] See also Figure 1-Figure 5 The present invention provides a technical solution: the purification device 3 includes an air pipe 31, a diverter plate 32 is fixedly connected to the top of the air pipe 31, a diverter pipe 33 is fixedly connected to the side of the diverter plate 32, an air outlet hole 34 is opened on the side of the diverter pipe 33, a scattering device 35 is fixedly connected to the top of the diverter plate 32, an air disk 39 is sleeved and rotatably connected to the bottom side of the air pipe 31, an air inlet pipe 36 is connected to the side of the air disk 39, an end of the bottom of the air pipe 31 located outside the air disk 39 is fixedly connected to the driving shaft of the driving motor 37, an air hole 38 is opened on the part of the air pipe 31 located inside the air disk 39, the air pipe 31 passes through the bottom of the purification barrel 1 and is rotatably connected to the purification barrel 1, the driving motor 37 is fixedly connected to the bottom of the purification barrel 1 through a connecting frame, a one-way air valve is arranged on the air pipe 31, and the end of the air inlet pipe 36 away from the air disk 39 is connected to the exhaust gas introduction device; A purification device 3 is provided. When in use, the exhaust gas enters the inside of the gas disk 39 through the air inlet pipe 36, enters the inside of the gas pipe 31 through the air hole 38 on the side of the gas pipe 31, and the gas inside the gas pipe 31 enters the inside of the diverter plate 32, and is discharged to the inside of the purification barrel 1 through the diverter pipe 33 on the side of the diverter plate 32, so that the solid particle impurities and other soluble substances in the exhaust gas can be adsorbed by the treatment liquid inside the purification barrel 1. At the same time, the driving motor 37 drives the gas pipe 31 to rotate, the gas pipe 31 drives the gas disk 39 to rotate, and the gas disk 39 drives the diverter pipe 33 to rotate, so that the exhaust gas can be discharged from different positions inside the purification barrel 1 through the diverter pipe 33, so that the exhaust gas can be conveniently contacted with the treatment liquid at different positions, so that the treatment liquid can be fully utilized, and the treatment liquid can also be stirred during the rotation of the diverter pipe 33, so as to improve the adsorption efficiency of the treatment liquid; The dispersing device 35 includes a rotating shaft 351, a connecting rod 352 is fixedly connected to the side of the rotating shaft 351, a fixed frame 353 is fixedly connected to the end of the connecting rod 352 away from the rotating shaft 351, a dividing plate 354 is fixedly connected to the inner wall of the fixed frame 353, a fixed frame 355 is sleeved and rotatably connected on the rotating shaft 351, the bottom of the rotating shaft 351 is fixedly connected to the top of the gas disk 39, the fixed frame 355 is fixedly connected to the inner wall of the purification barrel 1, and the dividing plates 354 are provided in multiple groups and are evenly tilted and arranged inside the fixed frame 353; A breaking device 35 is provided. When the waste gas moves upward in the treatment liquid in the form of bubbles, the rotating shaft 351 rotates under the drive of the gas disk 39, and drives the connecting rod 352 to rotate. The connecting rod 352 drives the fixed frame 353 to rotate. The fixed frame 353 drives the dividing plate 354 to rotate. During the rotation of the dividing plate 354, the bubbles can be broken up and large bubbles can be divided into small bubbles, thereby increasing the contact area between the waste gas and the treatment liquid, so that the impurities inside the waste gas can be treated more fully.

[0024] See also Figure 1-Figure 7 The present invention provides a technical solution: the adsorption device 7 includes a partition 71, a rotating disk 72 is penetrated and fixedly connected at the center position of the partition 71, and air ports 77 are opened at the top and bottom of the rotating disk 72. A rotating motor 73 is fixedly connected to the side of the rotating disk 72. The driving shaft of the rotating motor 73 penetrates the rotating disk 72 and is fixedly connected to a rotating rod 74. A sealing frame 75 is fixedly connected to the side of the rotating rod 74. A mesh shell 76 is fixedly connected to the inner wall of the sealing frame 75. The mesh shell 76 is filled with an adsorption medium. The partition 71 is arranged inside the purification barrel 1 and fixedly connected to the inner wall of the purification barrel 1. The side of the sealing frame 75 is tightly attached to the inner wall of the rotating disk 72 and is slidably connected to the inner wall of the rotating disk 72. An adsorption device 7 is provided, and the waste gas treated by the treatment liquid rises and enters the rotating disk 72. The waste gas entering the rotating disk 72 passes through the mesh shell 76 inside the sealing frame 75, and the impurities in the waste gas can be adsorbed and processed by the adsorption medium inside the mesh shell 76. At the same time, the rotating motor 73 drives the rotating rod 74 to rotate, the rotating rod 74 drives the sealing frame 75 to rotate, and the sealing frame 75 drives the mesh shell 76 to rotate, which can drive the multiple groups of mesh shells 76 on the side of the rotating rod 74 to circulate and rotate to realize the adsorption operation, so that the adsorption medium inside the mesh shells 76 at different positions can be fully utilized, the consumables utilization rate is high, and the consumables cost is convenient to reduce.

[0025] See also Figure 1-Figure 9 The present invention provides a technical solution: the preheating device 5 includes a heat-conducting inner tube 51, a heat-insulating outer tube 52 is sleeved and fixedly connected on the heat-conducting inner tube 51, a heat-conducting strip 53 is fixedly connected to the side of the heat-conducting inner tube 51, a positioning strip 54 is slidably connected to the inner wall of the heat-conducting inner tube 51, a fixing bracket 55 is fixedly connected to the side of the positioning strip 54, a drying bag 56 is fixedly connected to the fixing bracket 55, the top of the heat-conducting inner tube 51 is connected to the inside of the combustion chamber 4, the bottom of the heat-conducting inner tube 51 is connected to the top of the purification barrel 1, a plurality of positioning strips 54 are arranged and are evenly distributed on the side of the fixing bracket 55, a damping pad is arranged between the positioning strip 54 and the inner wall of the heat-conducting inner tube 51, and the top of the heat-conducting strip 53 passes through the combustion chamber 4 and extends to the inside of the combustion chamber 4; A preheating device 5 is provided. After the exhaust gas passes through the adsorption device 7, it continues to move upward and enters the heat-conducting inner tube 51. The exhaust gas moves inside the heat-conducting inner tube 51 and passes through the drying bag 56 inside the heat-conducting inner tube 51 in sequence. The exhaust gas can be dried by the drying bag 56 to prevent moisture in the exhaust gas from affecting the combustion reaction. At the same time, the heat-conducting strip 53 can transfer the heat inside the combustion chamber 4 to the heat-conducting inner tube 51, so that the combustion chamber 4 can provide heat for the preheating device 5, which can improve the heat utilization rate. At the same time, the heat loss inside the preheating device 5 can be prevented through the heat-insulating outer tube 52, so as to achieve the purpose of saving energy.

[0026] Obviously, the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field and related fields without creative work should fall within the scope of protection of the present invention. The structures, devices and operating methods not specifically described and explained in the present invention are implemented according to the conventional means in the field unless otherwise specified and limited.

Claims

1. An acrylic acid ester production filtering and purification device, comprising a purification barrel (1) and a support frame (2), wherein the purification barrel (1) is arranged inside the support frame (2) and is fixedly connected to the support frame (2), characterized in that: Also includes: A purification device (3), the purification device (3) being arranged inside the purification barrel (1), and the purification device (3) being used to purify the exhaust gas; An adsorption device (7), the adsorption device (7) being arranged inside the purification barrel (1), the adsorption device (7) being fixedly connected to the inner wall of the purification barrel (1), the adsorption device (7) being used to adsorb impurities inside the exhaust gas purified by the purification device (3); A combustion chamber (4), the combustion chamber (4) being arranged on the top of the support frame (2), the bottom of the combustion chamber (4) being fixedly connected to the top of the support frame (2), the combustion chamber (4) being used to burn the waste gas purified by the purification device (3); A preheating device (5), the preheating device (5) being arranged at the bottom of the combustion chamber (4), the top of the preheating device (5) being in communication with the combustion chamber (4), the bottom of the preheating device (5) being in communication with the top of the purification barrel (1), the preheating device (5) being used to preheat the exhaust gas after being purified by the purification device (3); A material nozzle (6) is arranged at one side of the bottom of the purification barrel (1), the material nozzle (6) is connected to the interior of the purification barrel (1), and the material nozzle (6) is used to pass the treatment liquid into the interior of the purification barrel (1).

2. The acrylic ester production filtering and purification equipment according to claim 1, characterized in that: The purification device (3) comprises an air pipe (31), the top of the air pipe (31) is fixedly connected to a diverter plate (32), the side of the diverter plate (32) is fixedly connected to a diverter pipe (33), the side of the diverter pipe (33) is provided with an air outlet hole (34), the top of the diverter plate (32) is fixedly connected to a dispersing device (35), the bottom side of the air pipe (31) is sleeved and rotatably connected to an air disk (39), the side of the air disk (39) is connected to an air inlet pipe (36), one end of the bottom of the air pipe (31) located outside the air disk (39) is fixedly connected to a drive shaft of a drive motor (37), and a portion of the air pipe (31) located inside the air disk (39) is provided with an air hole (38).

3. The acrylic ester production filtering and purification equipment according to claim 2, characterized in that: The air pipe (31) passes through the bottom of the purification barrel (1) and is rotatably connected to the purification barrel (1), and the drive motor (37) is fixedly connected to the bottom of the purification barrel (1) via a connecting frame.

4. The acrylic acid ester production filtering and purification equipment according to claim 2, characterized in that: The air pipe (31) is provided with a one-way air valve, and one end of the air inlet pipe (36) away from the air disk (39) is connected to the exhaust gas introduction device.

5. The acrylic ester production filtering and purification equipment according to claim 2, characterized in that: The dispersing device (35) comprises a rotating shaft (351), a connecting rod (352) being fixedly connected to a side surface of the rotating shaft (351), an end of the connecting rod (352) away from the rotating shaft (351) being fixedly connected to a fixed frame (353), a dividing plate (354) being fixedly connected to an inner wall of the fixed frame (353), and a fixing frame (355) being sleeved on and rotatably connected to the rotating shaft (351).

6. The acrylic ester production filtering and purification equipment according to claim 5, characterized in that: The bottom of the rotating shaft (351) is fixedly connected to the top of the gas disk (39), the fixing frame (355) is fixedly connected to the inner wall of the purification barrel (1), and the dividing plates (354) are arranged in multiple groups and are evenly inclined inside the fixing frame (353).

7. The acrylic ester production filtering and purification equipment according to claim 1, characterized in that: The adsorption device (7) comprises a partition (71), a rotating disk (72) passing through and fixedly connected to the center position of the partition (71), air ports (77) being provided at the top and bottom of the rotating disk (72), a rotating motor (73) being fixedly connected to the side of the rotating disk (72), a driving shaft of the rotating motor (73) passing through the rotating disk (72) and fixedly connected to a rotating rod (74), a sealing frame (75) being fixedly connected to the side of the rotating rod (74), a mesh shell (76) being fixedly connected to the inner wall of the sealing frame (75), and an adsorption medium being filled inside the mesh shell (76).

8. The acrylic ester production filtering and purification equipment according to claim 7, characterized in that: The partition (71) is arranged inside the purification barrel (1) and is fixedly connected to the inner wall of the purification barrel (1); the side surface of the sealing frame (75) is closely attached to the inner wall of the rotating disk (72) and is slidably connected to the inner wall of the rotating disk (72).

9. The acrylic acid ester production filtering and purification equipment according to claim 1, characterized in that: The preheating device (5) comprises a heat-conducting inner tube (51), a heat-insulating outer tube (52) is sleeved on and fixedly connected to the heat-conducting inner tube (51), a heat-conducting strip (53) is fixedly connected to the side of the heat-conducting inner tube (51), a positioning strip (54) is slidably connected to the inner wall of the heat-conducting inner tube (51), a fixing bracket (55) is fixedly connected to the side of the positioning strip (54), and a drying bag (56) is fixedly connected to the fixing bracket (55).

10. The acrylic acid ester production filtering and purification equipment according to claim 9, characterized in that: The top of the heat-conducting inner tube (51) is in communication with the interior of the combustion chamber (4), and the bottom of the heat-conducting inner tube (51) is in communication with the top of the purification barrel (1). The positioning strips (54) are provided in multiple groups and are evenly distributed on the side of the fixing bracket (55). A damping pad is provided between the positioning strips (54) and the inner wall of the heat-conducting inner tube (51). The top of the heat-conducting strip (53) passes through the combustion chamber (4) and extends into the interior of the combustion chamber (4).

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