A chemical reactor inner wall cleaning device

Abstract

The present invention discloses a device for cleaning the inner wall of a chemical reactor, which relates to the technical field of reactor cleaning. The device comprises a rotating tube rotatably connected to a reactor body, and is characterized in that the bottom end of the rotating tube is fixedly connected to a fixed tube. The present invention sets a cleaning unit, wherein an electric telescopic rod drives a sliding rod, a fixed block and a sliding ring to move downward, the sliding ring moves through a mounting block and a connecting rod to drive a movable tube to move outward, the movable tube moves and drives a rotating sleeve, a movable shell, a rotating shaft and a cleaning brush to move, the second gear and the second rack cooperate to make the rotating sleeve and the movable shell rotate, the motor drives the rotating tube and the cleaning brush to rotate through two transmission gears, so that the cleaning brush cleans the inner wall of the reactor body, and the cleaning brush can be stored in the stirring rod. When the stirring rod is separated, the cleaning brush can clean the inner wall of the reactor body, thereby facilitating the cleaning of the inner wall of the equipment.

Description

Technical Field

[0001] The invention relates to the technical field of reactor cleaning, in particular to a device for cleaning the inner wall of a chemical reactor. Background Art

[0002] The reactor is a container for the reaction and preparation of chemical products. After working for a long time, residues will adhere to the inner wall of the reactor, and the inner wall of the reactor needs to be cleaned regularly.

[0003] The Chinese patent with the announcement number CN118988905B discloses a chemical reactor inner wall cleaning device; it includes a main frame, a slide rail frame is fixed to the bottom end of the main frame, two side wall brush assemblies are horizontally slidably mounted on the main frame, and two bottom brushes are installed at the bottom end of the slide rail frame; the main frame is also equipped with a radial drive mechanism that drives the two side wall brush assemblies and the two bottom brushes to slide synchronously in opposite directions; the two side wall brush assemblies are each correspondingly provided with a cylindrical brush body tube.

[0004] However, the above invention has the following shortcomings: most of the existing chemical reactors do not have the function of self-cleaning. When the inner wall needs to be cleaned, the reactor needs to be opened each time for cleaning, and then the cleaning seat needs to be cleaned by external cleaning equipment, which increases the operation steps and time. After the cleaning is completed, the cleaning brush needs to be removed from the reactor, which increases the complexity of the operation. There is no combination of stirring and cleaning, which makes the cleaning steps of the chemical reactor more cumbersome, making it inconvenient to clean the chemical reactor. Summary of the Invention

[0005] The purpose of the present invention is to provide a device for cleaning the inner wall of a chemical reactor to solve the problems raised in the above background technology.

[0006] The technical solution of the present invention is: a chemical reactor inner wall cleaning device, comprising a rotating tube rotatably connected to the reactor body, characterized in that: the bottom end of the rotating tube is fixedly connected to a fixed tube, and both ends of the fixed tube are slidably connected to movable tubes, and further comprising;

[0007] A cleaning mechanism, the cleaning mechanism being located in the reactor body;

[0008] The cleaning mechanism includes a cleaning unit, an extrusion unit and a water spray unit. The cleaning unit includes a motor fixedly connected to the top of the reactor body. The output end of the motor and the rotating tube are fixedly connected with a transmission gear. The two transmission gears are meshed with each other. The two movable tubes are rotatably connected with a rotating sleeve. The bottom ends of the two rotating sleeves are fixedly connected with a movable shell. Both ends of the fixed tube are fixedly connected with a fixed shell. The two fixed shells are respectively fitted with the two movable shells. The inner walls of the two rotating sleeves are rotatably connected with a rotating shaft. The bottom end of the rotating shaft is fixedly connected to a cleaning brush, and the cleaning brush is located in the movable shell. The top of the reactor body is fixedly connected to an electric telescopic rod, and the output end of the electric telescopic rod is fixedly connected to a sliding rod, and the sliding rod is slidably connected to the reactor body. The bottom end of the sliding rod is fixedly connected to a fixed block, and a sliding ring is rotatably connected to the fixed block. The sliding ring is slidably connected to the rotating tube, and both sides of the sliding ring are fixedly connected to the tops of the two movable tubes with mounting blocks, and each two mounting blocks are rotatably connected to a connecting rod.

[0009] Preferably, both ends of the fixed tube are fixedly connected with U-shaped rods, the two U-shaped rods are fixedly connected with second racks, the two rotating sleeves are fixedly connected with second gears, and the two second gears are respectively engaged with the two second racks.

[0010] Preferably, the two movable tubes are fixedly connected with a slider, and the two sliders are slidably connected to the two U-shaped rods respectively.

[0011] Preferably, the top ends of the two rotating shafts are fixedly connected with first gears, the inner wall of the reactor body is fixedly connected with an annular rack, and the two first gears and the annular rack are located on the same horizontal plane.

[0012] Preferably, the water spray unit includes an external pipe rotatably connected to the top end of the rotating pipe, the two movable pipes are respectively fixedly connected to the two movable shells with a connecting hose, and the two movable shells are provided with a plurality of water spray holes.

[0013] Preferably, the bottom ends of the two movable tubes are fixedly connected to a connecting block, and the two connecting blocks are jointly rotatably connected to a telescopic cross frame, and the telescopic cross frame is fixedly connected to a water spray pipe, and the bottom of the fixed tube is fixedly connected to a water outlet pipe, and the water outlet pipe is located directly above the water spray pipe, and two movable rods are slidably connected to the water outlet pipe, and the top ends of the two movable rods are jointly fixedly connected to a cover plate.

[0014] Preferably, a cylindrical block is fixedly connected to the sliding rod, a valve is installed on the rotating tube, the valve is located directly below the cylindrical block, a torsion spring is sleeved on the valve, and both ends of the torsion spring are fixedly connected to the valve and the rotating tube respectively.

[0015] Preferably, the extrusion unit includes mounting shells respectively fixedly connected to the two fixed shells, the two mounting shells are slidably connected to sliding columns, the bottom ends of the two sliding columns are rotatably connected to two rotating rods, and each two rotating rods are rotatably connected to a telescopic rod, and multiple circular holes are provided on the four telescopic rods, the bottom ends of the two sliding columns are fixedly connected to two spring plates, and the bottom ends of the four spring plates are respectively fixedly connected to the four rotating rods.

[0016] Preferably, the top ends of the two sliding columns are fixedly connected to fixed bars, and the two sliding columns are sleeved with return springs. The two ends of the return springs are respectively fixedly connected to the fixed bars and the mounting shell, and the two cleaning brushes are fixedly sleeved with bevel rings, and the two fixing bars are respectively located at the tops of the two bevel rings.

[0017] The present invention provides a chemical reactor inner wall cleaning device through improvement, which has the following improvements and advantages compared with the prior art:

[0018] The present invention provides a cleaning unit, wherein the electric telescopic rod drives the sliding rod, the fixed block and the sliding ring to move downward, and the sliding ring moves through the mounting block and the connecting rod to drive the movable tube to move outward, and the movable tube moves to drive the rotating sleeve, the movable shell, the rotating shaft and the cleaning brush to move. The second gear and the second rack cooperate to make the rotating sleeve and the movable shell rotate. The motor drives the rotating tube to rotate through two transmission gears. The rotation of the rotating tube drives the fixed tube, the movable tube, the rotating sleeve, the movable shell and the cleaning brush to rotate. The first gear rotates and rotates on the circular rack. The rotation of the first gear drives the rotating shaft and the cleaning brush to rotate, so that the cleaning brush cleans the inner wall of the reactor body. When the fixed shell and the movable shell are combined, they can be combined into a stirring rod, and the cleaning brush is stored in the stirring rod, so that the cleaning brush can be stored in the stirring rod. When the stirring rod is separated, the cleaning brush can clean the inner wall of the reactor body, thereby facilitating the cleaning of the inner wall of the equipment.

[0019] Secondly, the present invention provides a water spray unit, and water enters the fixed tube and the movable tube through the external tube and the rotating tube. Since the movable shell is a cavity, the water in the movable tube enters the movable shell through the connecting hose, and is then sprayed out from multiple water spray holes, thereby being able to spray water to clean the reactor body. The movement of the two movable tubes drives the telescopic cross frame to contract, and the contraction of the telescopic cross frame drives the water spray pipe to move upward into the water outlet pipe and lift the cover plate, so that the water in the fixed tube enters the water spray pipe, so that the water spray pipe sprays water on the inner wall of the reactor body, thereby improving the flushing effect on the inner wall of the reactor body. When the telescopic cross frame is extended, it can achieve a stirring effect.

[0020] Thirdly, the present invention arranges an extrusion unit so that when the cleaning brush moves outward, it drives the bevel ring to move outward, so that when the bevel ring moves away from the fixed bar, the return spring drives the fixed bar, the sliding column, the rotating rod and the telescopic rod to move downward, so that the rotating rod is attached to the inclined surface, and when the fixed tube drives the fixed shell, the mounting shell, the sliding column and the rotating rod to rotate, the rotating rod can scrape and clean the inclined surface at the bottom of the reactor body. When the rotating rod is away from the inclined surface at the bottom of the reactor body, the telescopic rod and the two rotating rods form a triangular structure, which can stir the material at the bottom of the reactor body. The two telescopic rods are provided with a plurality of circular holes, and the plurality of circular holes of the two telescopic rods are staggered, thereby improving the stirring effect of the material. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] In order to more clearly illustrate the specific embodiments of the present invention or the technical solutions in the prior art, the following briefly introduces the drawings required for use in the specific embodiments or the description of the prior art. Obviously, the drawings described below are some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying any creative work.

[0022] Figure 1 It is a schematic diagram of the overall three-dimensional structure of the present invention;

[0023] Figure 2 Schematic diagram of the internal cross-sectional structure of the reactor body in the present invention;

[0024] Figure 3 This is a schematic diagram of the three-dimensional structure of the cylindrical block and valve in the present invention;

[0025] Figure 4 Schematic diagram of the three-dimensional structure of the cleaning unit in the present invention;

[0026] Figure 5 This is a schematic diagram of the three-dimensional structure of the rotating sleeve and the rotating shaft in the present invention;

[0027] Figure 6It is a schematic diagram of the exploded three-dimensional structure of the fixed shell and the movable shell in the present invention;

[0028] Figure 7 This is a schematic diagram of the three-dimensional structure of the sliding column, return spring and fixing bar in the present invention;

[0029] Figure 8 It is a schematic diagram of the internal cross-sectional plan structure of the water outlet pipe in the present invention.

[0030] Reference numerals:

[0031] 1. Reactor body; 11. Rotating tube; 12. Fixed tube; 13. Movable tube; 14. Rotating sleeve; 15. Movable shell; 16. Fixed shell; 17. Rotating shaft; 18. Cleaning brush; 19. First gear; 110. Ring rack; 111. Motor; 112. Transmission gear; 113. External tube; 2. Electric telescopic rod; 21. Sliding rod; 22. Fixed block; 23. Sliding ring; 24. Mounting block; 25. Connecting rod; 26. Cylindrical block; 2 7. Valve; 28. Torsion spring; 3. Connecting block; 31. Telescopic cross frame; 32. Spray pipe; 33. Outlet pipe; 34. Movable rod; 35. Cover plate; 4. Mounting shell; 41. Sliding column; 42. Rotating rod; 43. Telescopic rod; 44. Round hole; 45. Shrapnel; 46. Return spring; 47. Fixing bar; 48. Bevel ring; 5. U-shaped rod; 51. Second rack; 52. Second gear; 53. Slider; 6. Spray hole; 7. Connecting hose. DETAILED DESCRIPTION

[0032] The present invention is described in detail below, clearly and completely describing the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only some embodiments of the present invention, not all embodiments. All other embodiments obtained by ordinary technicians in this field based on the embodiments of the present invention without making any creative efforts shall fall within the scope of protection of the present invention.

[0033] The present invention provides an improved device for cleaning the inner wall of a chemical reactor. The technical solution of the present invention is:

[0034] like Figures 1 to 8 As shown, an embodiment of the present invention provides a chemical reactor inner wall cleaning device, comprising a rotating tube 11 rotatably connected to a reactor body 1, characterized in that: the bottom end of the rotating tube 11 is fixedly connected to a fixed tube 2, and both ends of the fixed tube 12 are slidably connected to a movable tube 13, and further comprising;

[0035] Cleaning mechanism, the cleaning mechanism is located in the reactor body 1;

[0036] The cleaning mechanism includes a cleaning unit, an extrusion unit and a water spray unit. The cleaning unit includes a motor 111 fixedly connected to the top of the reactor body 1. The output end of the motor 111 and the rotating tube 11 are fixedly connected with a transmission gear 112. The two transmission gears 112 are engaged with each other. The two movable tubes 13 are rotatably connected with a rotating sleeve 14. The bottom ends of the two rotating sleeves 14 are fixedly connected with a movable shell 15. Both ends of the fixed tube 12 are fixedly connected with a fixed shell 16. The two fixed shells 16 are respectively fitted with the two movable shells 15. The inner walls of the two rotating sleeves 14 are rotatably connected with a rotating shaft 17. The bottom ends of the two rotating shafts 17 are fixed with each other. The end is fixedly connected with a cleaning brush 18, and the cleaning brush 18 is located in the movable shell 15. The top of the reactor body 1 is fixedly connected with an electric telescopic rod 2, and the output end of the electric telescopic rod 2 is fixedly connected with a sliding rod 21. The sliding rod 21 is slidably connected to the reactor body 1. The bottom end of the sliding rod 21 is fixedly connected with a fixed block 22, and the fixed block 22 is rotatably connected with a sliding ring 23. The sliding ring 23 is slidably connected to the rotating tube 11. The two sides of the sliding ring 23 are respectively fixedly connected to the tops of the two movable tubes 13 with mounting blocks 24. Each two mounting blocks 24 are rotatably connected with a connecting rod 25. Both ends of the fixed tube 12 are fixedly connected There is a U-shaped rod 5, and the two U-shaped rods 5 are fixedly connected to the second rack 51, and the two rotating sleeves 14 are fixedly connected to the second gear 52, and the two second gears 52 are respectively engaged with the two second racks 51; through the setting of the cleaning unit, the electric telescopic rod 2 drives the sliding rod 21, the fixed block 22 and the sliding ring 23 to move downward, and the sliding ring 23 moves through the mounting block 24 and the connecting rod 25 to drive the movable tube 13 to move outward, and the movable tube 13 moves to drive the rotating sleeve 14, the movable shell 15, the rotating shaft 17 and the cleaning brush 18 to move, and the second gear 52 and the second rack 51 cooperate to make the rotating sleeve 14 The movable shell 15 rotates 180°, and the motor 111 drives the rotating tube 11 to rotate through two transmission gears 112. The rotation of the rotating tube 11 drives the fixed tube 12, the movable tube 13, the rotating sleeve 14, the movable shell 15 and the cleaning brush 18 to rotate, so that the cleaning brush 18 rotates in a circle to clean the inner wall of the reactor body 1. When the fixed shell 16 and the movable shell 15 are combined, they can be combined into a stirring rod, and the cleaning brush 18 is stored in the stirring rod, so that the cleaning brush 18 can be stored in the stirring rod. When the stirring rod is separated, the cleaning brush 18 can clean the inner wall of the reactor body 1, thereby facilitating the cleaning of the inner wall of the equipment.

[0037] Furthermore, the two movable tubes 13 are fixedly connected with sliders 53 , and the two sliders 53 are slidably connected to the two U-shaped rods 5 . The provision of the sliders 53 improves the stability of the movable tube 13 .

[0038] Furthermore, the top ends of the two rotating shafts 17 are fixedly connected with a first gear 19, and the inner wall of the reactor body 1 is fixedly connected with a circular rack 110, and the two first gears 19 and the circular rack 110 are located on the same horizontal plane; through the setting of the first gear 19, when the first gear 19 contacts the circular rack 110, the cleaning brush 18 contacts the inner wall of the reactor body 1, so that the first gear 19 rotates and rotates on the circular rack 110, and the rotation of the first gear 19 drives the rotating shaft 17 and the cleaning brush 18 to rotate, so that the cleaning brush 18 can rotate on its own while rotating in a circle, thereby improving the cleaning effect of the inner wall of the reactor body 1.

[0039] Furthermore, the water spray unit includes an external pipe 113 rotatably connected to the top of the rotating tube 11, and the two movable tubes 13 are respectively fixedly connected to the two movable shells 15 with a connecting hose 7, and the two movable shells 15 are provided with a plurality of water spray holes 6; through the setting of the water spray unit, water enters the fixed tube 12 and the movable tube 13 through the external pipe 113 and the rotating tube 11. Since the movable shell 15 is a cavity, the water in the movable tube 13 enters the movable shell 15 through the connecting hose 7, and is then sprayed out by the plurality of water spray holes 6, thereby being able to spray water to clean the reactor body 1.

[0040] Furthermore, the bottom ends of the two movable tubes 13 are fixedly connected to a connecting block 3, and the two connecting blocks 3 are rotatably connected to a telescopic cross frame 31, and a water spray pipe 32 is fixedly connected to the telescopic cross frame 31. The bottom of the fixed tube 12 is fixedly connected to a water outlet pipe 33, and the water outlet pipe 33 is located directly above the water spray pipe 32. Two movable rods 34 are slidably connected to the water outlet pipe 33, and the top ends of the two movable rods 34 are fixedly connected to a cover plate 35. Through the arrangement of the water spray pipe 32, the two movable tubes 13 move to drive the telescopic cross frame 31 to contract, and the contraction of the telescopic cross frame 31 drives the water spray pipe 32 to move upward and enter the water outlet pipe 33, and lifts up the cover plate 35, so that the water in the fixed tube 12 enters the water spray pipe 32, so that the water spray pipe 32 sprays water to the inner wall of the reactor body 1, thereby improving the flushing effect on the inner wall of the reactor body 1. When the telescopic cross frame 31 is extended, it can achieve a stirring effect.

[0041] Furthermore, a cylindrical block 26 is fixedly connected to the sliding rod 21, and a valve 27 is installed on the rotating tube 11. The valve 27 is located directly below the cylindrical block 26. A torsion spring 28 is sleeved on the valve 27, and the two ends of the torsion spring 28 are respectively fixedly connected to the valve 27 and the rotating tube 11; through the setting of the valve 27, the sliding rod 21 moves downward to drive the cylindrical block 26 to move downward, so that the cylindrical block 26 moves to squeeze the valve 27 to rotate and open, and the rotation of the valve 27 drives the torsion spring 28 to rotate and undergo elastic deformation, thereby automatically opening the valve 27.

[0042] Furthermore, the extrusion unit includes mounting shells 4 fixedly connected to the two fixed shells 16, and the two mounting shells 4 are slidably connected with sliding columns 41. The bottom ends of the two sliding columns 41 are rotatably connected to two rotating rods 42. Each two rotating rods 42 are rotatably connected with a telescopic rod 43. The four telescopic rods 43 are provided with a plurality of circular holes 44. The bottom ends of the two sliding columns 41 are fixedly connected to two spring plates 45. The bottom ends of the four spring plates 45 are fixedly connected to the four rotating rods 42 respectively. The top ends of the two sliding columns 41 are fixedly connected to a fixing bar 47. The two sliding columns 41 are sleeved with a return spring 46. The two ends of the return spring 46 are fixedly connected to the fixing bar 47 and the mounting shell 4 respectively. The two cleaning brushes 18 are fixedly sleeved with a bevel ring 48. The two fixing bars 47 are respectively located at the top of the two bevel rings 48 Through the setting of the extrusion unit, when the cleaning brush 18 moves outward, it drives the hypotenuse ring 48 to move outward, so that when the hypotenuse ring 48 is away from the fixed bar 47, the return spring 46 drives the fixed bar 47, the sliding column 41, the rotating rod 42 and the telescopic rod 43 to move downward, so that the rotating rod 42 is attached to the inclined surface, and when the fixed tube 12 drives the fixed shell 16, the mounting shell 4, the sliding column 41 and the rotating rod 42 to rotate, the rotating rod 42 can scrape and clean the bottom inclined surface of the reactor body 1. When the rotating rod 42 is away from the bottom inclined surface of the reactor body 1, the telescopic rod 43 and the two rotating rods 42 form a triangular structure, which can stir the material at the bottom of the reactor body 1. The two telescopic rods 43 are provided with a plurality of circular holes 44, and the multiple circular holes 44 of the two telescopic rods 43 are staggered, thereby improving the stirring effect of the material.

[0043] Specific implementation steps: Start the electric telescopic rod 2 to drive the sliding rod 21 to move downward, the movement of the sliding rod 21 drives the fixed block 22 and the sliding ring 23 to move downward, the movement of the sliding ring 23 drives the movable tube 13 to move outward through the mounting block 24 and the connecting rod 25, the movement of the movable tube 13 drives the rotating sleeve 14, the movable shell 15, the rotating shaft 17 and the cleaning brush 18 to move, so that the movable shell 15 is away from the fixed shell 16, the movement of the rotating sleeve 14 drives the second gear 52 to move, when the second gear 52 moves to the position of the second rack 51, the second gear 52 moves on the second rack 51 and rotates 180 degrees, the rotation of the second gear 52 drives the rotating sleeve 14, the movable shell 15, the rotating shaft 17 and the cleaning brush 18 to rotate, so that the cleaning brush 1 8 is moved toward the direction of the inner wall of the reactor body 1 until the first gear 19 contacts the annular rack 110, and the cleaning brush 18 contacts the inner wall of the reactor body 1. The motor 111 drives the rotating tube 11 to rotate through the two transmission gears 112. The rotation of the rotating tube 11 drives the fixed tube 12, the movable tube 13, the rotating sleeve 14, the movable shell 15 and the cleaning brush 18 to rotate, so that the cleaning brush 18 rotates in a circle to clean the inner wall of the reactor body 1. The fixed shell 16 and the movable shell 15 can be combined into a stirring rod when combined, and the cleaning brush 18 is stored in the stirring rod, so that the cleaning brush 18 can be stored in the stirring rod. When the stirring rod is separated, the cleaning brush 18 can clean the inner wall of the reactor body 1, thereby facilitating the cleaning of the inner wall of the equipment. In principle, the rotating sleeve 14 rotates to drive the rotating shaft 17 and the first gear 19 to rotate, so that the first gear 19 rotates and rotates on the annular rack 110, and the first gear 19 rotates to drive the rotating shaft 17 and the cleaning brush 18 to rotate, so that the cleaning brush 18 can rotate while rotating in a circular circle, thereby improving the cleaning effect of the inner wall of the reactor body 1, and the sliding rod 21 moves downward to drive the cylindrical block 26 to move downward, so that the cylindrical block 26 moves to squeeze the valve 27 to rotate and open, and the rotation of the valve 27 drives the torsion spring 28 to rotate and elastically deform, thereby automatically opening the valve 27, so that water enters the fixed pipe 12 and the movable pipe 13 through the external pipe 113 and the rotating pipe 11. Since the movable shell 15 is a cavity, the movable pipe 1 3 enters the movable shell 15 through the connecting hose 7, and is then sprayed out by the multiple water spray holes 6, thereby being able to spray water to clean the reactor body 1. The two movable tubes 13 move to drive the telescopic cross frame 31 to contract. The contraction of the telescopic cross frame 31 drives the water spray pipe 32 to move upward into the water outlet pipe 33, and lifts the cover plate 35, so that the water in the fixed tube 12 enters the water spray pipe 32, so that the water spray pipe 32 sprays water on the inner wall of the reactor body 1, thereby improving the flushing effect of the inner wall of the reactor body 1. When the telescopic cross frame 31 is extended, it can achieve a stirring effect. When the cleaning brush 18 moves outward, it drives the hypotenuse ring 48 to move outward. When the hypotenuse ring 48 is away from the fixed bar 47, the return spring 46 is in a compressed state.The return spring 46 drives the fixed bar 47, the sliding column 41, the rotating rod 42, and the telescopic rod 43 to move downward. When the two rotating rods 42 contact the inclined surface at the bottom of the reactor body 1, the two rotating rods 42 are attached to the inclined surface under the action of the spring 45. The rotating rod 42 rotates and drives the telescopic rod 43 to extend. When the fixed tube 12 drives the fixed shell 16, the mounting shell 4, the sliding column 41, and the rotating rod 42 to rotate, the rotating rod 42 can scrape and clean the inclined surface at the bottom of the reactor body 1. When the rotating rod 42 moves away from the inclined surface at the bottom of the reactor body 1, the telescopic rod 43 and the two rotating rods 42 form a triangular structure, thereby stirring the material at the bottom of the reactor body 1. The two telescopic rods 43 are provided with multiple circular holes 44, and the multiple circular holes 44 of the two telescopic rods 43 are staggered, which improves the stirring effect of the material.

[0044] The above description is intended to enable one skilled in the art to implement or use the present invention. Various modifications to these embodiments will be readily apparent to one skilled in the art, and the general principles defined herein may be implemented in other embodiments without departing from the spirit or scope of the present invention. Therefore, the present invention is not limited to the embodiments shown herein but is intended to conform to the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. A chemical reactor inner wall cleaning device, comprising a rotating tube (11) rotatably connected to a reactor body (1), characterized in that: The bottom end of the rotating tube (11) is fixedly connected to a fixed tube (12), and both ends of the fixed tube (12) are slidably connected to movable tubes (13), and further comprises: A cleaning mechanism, the cleaning mechanism being located inside the reactor body (1); The cleaning mechanism includes a cleaning unit, an extrusion unit and a water spray unit. The cleaning unit includes a motor (111) fixedly connected to the top of the reactor body (1). The output end of the motor (111) and the rotating tube (11) are fixedly connected with a transmission gear (112). The two transmission gears (112) are meshed with each other. The two movable tubes (13) are rotatably connected with a rotating sleeve (14). The bottom ends of the two rotating sleeves (14) are fixedly connected with a movable shell (15). Both ends of the fixed tube (12) are fixedly connected with a fixed shell (16). The two fixed shells (16) are respectively fitted with the two movable shells (15). The inner walls of the two rotating sleeves (14) are rotatably connected with a rotating shaft (17). The two rotating shafts (1 7) is fixedly connected to the bottom end thereof with a cleaning brush (18), the cleaning brush (18) is located in the movable shell (15), the top of the reactor body (1) is fixedly connected to an electric telescopic rod (2), the output end of the electric telescopic rod (2) is fixedly connected to a sliding rod (21), the sliding rod (21) is slidably connected to the reactor body (1), the bottom end of the sliding rod (21) is fixedly connected to a fixed block (22), the fixed block (22) is rotatably connected to a sliding ring (23), the sliding ring (23) is slidably connected to the rotating tube (11), both sides of the sliding ring (23) are fixedly connected to the tops of the two movable tubes (13) with mounting blocks (24), and each two mounting blocks (24) are rotatably connected to a connecting rod (25); Both ends of the fixed tube (12) are fixedly connected to U-shaped rods (5), and the two U-shaped rods (5) are fixedly connected to second racks (51). The two rotating sleeves (14) are fixedly connected to second gears (52), and the two second gears (52) are respectively engaged with the two second racks (51); The two movable tubes (13) are both fixedly connected with a slider (53), and the two sliders (53) are respectively slidably connected to the two U-shaped rods (5); The top ends of the two rotating shafts (17) are fixedly connected to a first gear (19), the inner wall of the reactor body (1) is fixedly connected to a circular rack (110), and the two first gears (19) and the circular rack (110) are located on the same horizontal plane.

2. The device for cleaning the inner wall of a chemical reactor according to claim 1, characterized in that: The water spray unit comprises an external pipe (113) rotatably connected to the top end of the rotating pipe (11); the two movable pipes (13) are respectively fixedly connected to the two movable shells (15) with a connecting hose (7); and the two movable shells (15) are provided with a plurality of water spray holes (6).

3. The device for cleaning the inner wall of a chemical reactor according to claim 1, characterized in that: The bottom ends of the two movable tubes (13) are fixedly connected to a connecting block (3), the two connecting blocks (3) are rotatably connected to a telescopic cross frame (31), the telescopic cross frame (31) is fixedly connected to a water spray pipe (32), the bottom of the fixed tube (12) is fixedly connected to a water outlet pipe (33), the water outlet pipe (33) is located directly above the water spray pipe (32), the water outlet pipe (33) is slidably connected to two movable rods (34), and the top ends of the two movable rods (34) are fixedly connected to a cover plate (35).

4. The device for cleaning the inner wall of a chemical reactor according to claim 3, characterized in that: A cylindrical block (26) is fixedly connected to the sliding rod (21), and a valve (27) is installed on the rotating tube (11). The valve (27) is located directly below the cylindrical block (26). A torsion spring (28) is sleeved on the valve (27), and both ends of the torsion spring (28) are fixedly connected to the valve (27) and the rotating tube (11), respectively.

5. The device for cleaning the inner wall of a chemical reactor according to claim 1, characterized in that: The extrusion unit includes mounting shells (4) respectively fixedly connected to the two fixed shells (16), the two mounting shells (4) are slidably connected to sliding columns (41), the bottom ends of the two sliding columns (41) are rotatably connected to two rotating rods (42), and each two rotating rods (42) are rotatably connected to a telescopic rod (43), and the four telescopic rods (43) are each provided with a plurality of circular holes (44), the bottom ends of the two sliding columns (41) are respectively fixedly connected to two spring plates (45), and the bottom ends of the four spring plates (45) are respectively fixedly connected to the four rotating rods (42).

6. The device for cleaning the inner wall of a chemical reactor according to claim 5, characterized in that: The top ends of the two sliding columns (41) are fixedly connected to a fixing bar (47), and the two sliding columns (41) are sleeved with a return spring (46). The two ends of the return spring (46) are fixedly connected to the fixing bar (47) and the mounting shell (4), respectively. The two cleaning brushes (18) are fixedly sleeved with a bevel ring (48), and the two fixing bars (47) are respectively located on the top of the two bevel rings (48).

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