Chemical synthesis reaction kettle

Abstract

The invention relates to the technical field of chemical synthesis equipment, and discloses a chemical synthesis reaction kettle which comprises a reaction kettle body, a motor is installed in the middle of the upper end face of the reaction kettle body, a rotating shaft is arranged in the reaction kettle body, and transverse plates are installed on the upper portions and the lower portions of the two sides of the outer surface of the rotating shaft. The other sides of the outer surfaces of every two transverse plates are fixedly connected with scraping plates, vertical grooves are formed in the two sides of the outer surface of the rotating shaft, and threaded rods are arranged on the inner sides of the vertical grooves. The problems that stirring in the reaction kettle is not uniform, materials bonded on the inner side wall cannot be directly scraped off in the treatment process, and all-around high-efficiency stirring of the materials in the reaction kettle cannot be achieved are solved. Materials can be transversely stirred and longitudinally extruded only by controlling the motor to work, so that the mixing effect is better, and energy is saved.

Description

Technical Field

[0001] The invention relates to the technical field of chemical synthesis equipment, in particular to a chemical synthesis reactor. Background Art

[0002] With the continuous advancement of science and technology, the materials needed by industries such as chemical and pharmaceutical industries need to be produced in reactors. In order to promote the reaction speed and effect in the reactor during the reaction process of the items, the existing reactors generally have a special stirring shaft at the center axis of the tank body, and the upper end is connected to the motor assembly arranged at the top of the tank body.

[0003] However, during the operation of the reactor, the stirring inside the reactor is uneven, and it is difficult to ensure that the materials in the inner cavity can react fully. In addition, the materials adhering to the inner wall cannot be directly scraped off during the processing. If the synthetic product is solid particles, it is easy to deposit at the bottom of the reactor, and the internal materials cannot be stirred in all directions and efficiently. Therefore, it does not meet the existing needs. We have proposed a chemical synthesis reactor. Summary of the invention

[0004] The object of the present invention is to provide a chemical synthesis reactor to solve the problems raised in the above-mentioned background technology that during the operation of the reactor, the stirring inside the reactor is uneven, it is difficult to ensure that the materials in the inner cavity can react fully, and the materials adhering to the inner wall cannot be directly scraped off during the processing. If the synthetic product is solid particles, it is easy to deposit at the bottom of the reactor, and it is impossible to achieve all-round high-efficiency stirring of the internal materials.

[0005] To achieve the above-mentioned purpose, the present invention provides the following technical scheme: a chemical synthesis reactor, comprising a reactor body, a motor is installed in the middle of the upper end surface of the reactor body, a rotating shaft is arranged inside the reactor body, horizontal plates are installed on the upper and lower sides of the outer surface of the rotating shaft, a scraper is fixedly connected to the other side of the outer surface of every two horizontal plates, vertical grooves are arranged on both sides of the outer surface of the rotating shaft, a threaded rod is arranged on the inner side of the vertical groove, the threaded rod is connected to the rotating shaft through a transmission mechanism, a threaded block is sleeved on the outer surface of the threaded rod, an extrusion stirring mechanism is arranged on the outer surfaces of the two threaded blocks, the extrusion stirring mechanism comprises a circular plate, four through grooves are evenly arranged on the upper end surface of the circular plate, a horizontal shaft is arranged on the inner side of the through groove, and eight stirring blades are installed on the outer surface of the horizontal shaft.

[0006] Preferably, a feeding pipe is installed on one side of the upper end surface of the reactor body, and an exhaust pipe is installed on the other side of the upper end surface of the reactor body. The feeding pipe and the exhaust pipe are both connected to the top with a sealing cover A through threads, and the four end corners of the lower end surface of the reactor body are installed with supporting legs. A discharge pipe is provided on one side of the lower end surface of the reactor body, and a sealing cover B is connected to the bottom of the discharge pipe through threads.

[0007] Preferably, a circular groove is provided through the middle of the upper end surface of the circular plate, the rotating shaft passes through the circular groove, and the outer surface of the circular groove is fixedly connected to the outer surface of the threaded block.

[0008] Preferably, both ends of the horizontal axis are rotatably connected to the inner wall of the through groove via bearings, and the eight stirring blades are respectively cross-arranged.

[0009] Preferably, a plurality of grooves are evenly arranged on the outer surface of the circular plate, and an arc-shaped plate is arranged on one side of each groove.

[0010] Preferably, the transmission mechanism is fixedly connected to the inner wall of the reactor body via a slot, and the transmission mechanism comprises a shell, a vertical axis B is arranged in the middle of the shell, and a gear B is arranged on the outer surface of the vertical axis B via a welding sleeve.

[0011] Preferably, vertical axes A are provided on both sides of the vertical axis B, and a gear A is provided on the outer surface of the vertical axis A through a welding sleeve, and the gear A is meshed with the gear B.

[0012] Preferably, the upper end surface of the vertical axis A is rotatably connected to the inner wall of the shell via a bearing, the lower end surface of the vertical axis A is connected to the upper end surface of the threaded rod via a connecting shaft, and the lower end surface of the threaded rod is rotatably connected to the bottom surface of the vertical groove via a bearing.

[0013] Preferably, the output end of the motor is fixedly connected to a short shaft, the lower end surface of the short shaft is connected to the upper end surface of the vertical axis B via a connecting rod, the lower end surface of the vertical axis B is fixedly connected to the upper end surface of the rotating shaft via a pin, and the lower end surface of the rotating shaft is rotatably connected to the bottom surface of the inner wall of the reactor body via a bearing.

[0014] Preferably, the outer surface of the scraper is an arc-shaped surface, the surface of the scraper is in contact with the inner wall of the reactor body, and the arc-shaped plate is fixedly connected to the outer surface of the circular plate via a limiting groove.

[0015] Compared with the prior art, the present invention has the following beneficial effects:

[0016] 1. The present invention is provided with a transmission mechanism. When the switch of the motor is turned on, the motor can drive the short shaft to rotate, thereby driving the connecting rod to rotate, driving the vertical shaft B to rotate, thereby driving the pin shaft to rotate, and then driving the rotating shaft to rotate. The rotation of the vertical shaft B can also drive the gear B to rotate. Since the gear B is meshed with the gear A, the rotation of the gear B drives the two gears A to rotate simultaneously and in the same direction. The rotation of the gear A can drive the vertical shaft A to rotate. The rotation of the vertical shaft A can drive the connecting shaft to rotate. The rotation of the connecting shaft can drive the threaded rod to rotate. The threaded block moves up and down on the outer surface of the threaded rod, thereby driving the extrusion and stirring mechanism to move up and down. The present invention is provided with a transmission mechanism. Only by controlling the switch of the motor, the threaded rod and the rotating shaft can be rotated in opposite directions at the same time, saving electricity.

[0017] 2. The present invention is provided with an extrusion stirring mechanism, a circular plate, an arc plate, a groove, a transverse axis, and a stirring blade. The rotating shaft rotates to drive the circular plate, the transverse plate, and the scraper to rotate. The circular plate rotates to drive the arc plate to stir the materials, and at the same time drives the scraper to rotate, so that the scraper can scrape the materials remaining on the inner wall of the reactor body, thereby improving the stirring effect of the materials. At the same time, when the rotating shaft rotates, the threaded rod also rotates. When the threaded block moves up and down on the outer surface of the threaded rod, it can drive the circular plate to move up and down, and the materials pass through the through grooves on the surface of the circular plate. Under the action of the gravity of the materials, the stirring blades drive the transverse axis to rotate. The stirring blades stir the materials at the same time, and the circular plate can produce an extrusion effect on the materials, squeezing the materials below to the top of the reactor body and squeezing the materials above to the bottom of the reactor body, so that the material mixing effect is better. The present invention is provided with an extrusion stirring mechanism, which can stir the materials horizontally and squeeze them vertically to prevent sedimentation at the bottom, thereby achieving a better mixing effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a schematic diagram of the overall structure of the present invention;

[0019] Figure 2 It is a main cross-sectional view of the present invention as a whole;

[0020] Figure 3 It is a structural schematic diagram of the rotating shaft of the present invention;

[0021] Figure 4 It is a partial structural schematic diagram of the extrusion stirring mechanism of the present invention;

[0022] Figure 5 A top view of the extrusion stirring mechanism of the present invention;

[0023] Figure 6 It is a schematic diagram of the local structure of the transmission mechanism of the present invention.

[0024] In the figure: 1. reactor body; 2. exhaust pipe; 3. motor; 4. feeding pipe; 5. supporting leg; 6. discharge pipe; 7. transmission mechanism; 701. shell; 702. gear A; 703. vertical axis A; 704. vertical axis B; 705. pin; 706. connecting shaft; 707. gear B; 8. horizontal plate; 9. scraper; 10. rotating shaft; 11. extrusion stirring mechanism; 1101. circular plate; 1102. arc plate; 1103. groove; 1104. horizontal axis; 1105. stirring blade; 1106. through groove; 1107. circular groove; 12. threaded rod; 13. vertical groove; 14. threaded block; 15. slot. DETAILED DESCRIPTION

[0025] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all the embodiments.

[0026] The motor 3 (model: YEJ3-112M-4) mentioned in the present invention can be purchased from the market or obtained through private customization.

[0027] See also Figures 1 to 6 , an embodiment of the present invention: a chemical synthesis reactor, comprising a reactor body 1, a motor 3 is installed in the middle of the upper end surface of the reactor body 1, a rotating shaft 10 is arranged inside the reactor body 1, horizontal plates 8 are installed on the upper and lower sides of the outer surface of the rotating shaft 10, and a scraper 9 is fixedly connected to the other side of the outer surface of each two horizontal plates 8, and vertical grooves 13 are arranged on both sides of the outer surface of the rotating shaft 10, and a threaded rod 12 is arranged on the inner side of the vertical groove 13. The threaded rod 12 is connected to the rotating shaft 10 through a transmission mechanism 7. The outer surface of the threaded rod 12 is sleeved with a threaded block 14, and the outer surfaces of the two threaded blocks 14 are provided with an extrusion stirring mechanism 11. The extrusion stirring mechanism 11 includes a circular plate 1101, and the upper end surface of the circular plate 1101 is evenly provided with four through grooves 1106, and the inner side of the through groove 1106 is provided with a horizontal axis 1104, and the outer surface of the horizontal axis 1104 is provided with eight stirring blades 1105.

[0028] Furthermore, a feeding pipe 4 is installed on one side of the upper end surface of the reactor body 1, and an exhaust pipe 2 is installed on the other side of the upper end surface of the reactor body 1. The feeding pipe 4 and the exhaust pipe 2 are both connected to the top with a sealing cover A through threads, and the four end corners of the lower end surface of the reactor body 1 are installed with supporting legs 5. A discharge pipe 6 is provided on one side of the lower end surface of the reactor body 1, and the bottom of the discharge pipe 6 is connected to the sealing cover B through threads. The material to be synthesized can be added to the reactor body 1 through the feeding pipe 4, and the exhaust operation can be performed through the exhaust pipe 2, so that the air pressure in the reactor body 1 is stable, which is convenient for disassembly and assembly of the sealing cover A, the threaded cover B can be unscrewed, and the synthesized chemical substances can be discharged from the reactor body 1 through the discharge pipe 6.

[0029] Furthermore, a circular groove 1107 is provided through the middle of the upper end surface of the circular plate 1101, and the rotating shaft 10 passes through the circular groove 1107. The outer surface of the circular groove 1107 is fixedly connected to the outer surface of the threaded block 14. The threaded block 14 moves on the outer surface of the threaded rod 12, and the movement of the threaded block 14 can drive the circular plate 1101 to move.

[0030] Furthermore, both ends of the horizontal axis 1104 are rotatably connected to the inner wall of the through groove 1106 via bearings, and the eight stirring blades 1105 are cross-arranged, which improves the stability of the horizontal axis 1104 rotating inside the through groove 1106. The stirring blades 1105 are separated and cross-arranged to improve the stirring efficiency.

[0031] Furthermore, a plurality of grooves 1103 are evenly arranged on the outer surface of the circular plate 1101 , and an arc-shaped plate 1102 is arranged on one side of each groove 1103 .

[0032] Furthermore, the transmission mechanism 7 is fixedly connected to the inner wall of the reactor body 1 through a slot 15. The transmission mechanism 7 includes a shell 701. A vertical axis B704 is arranged in the middle of the shell 701. A gear B707 is arranged on the outer surface of the vertical axis B704 through a welding sleeve, thereby improving the stability of the transmission mechanism 7 when installed in the reactor body 1 and improving the stability of the connection between the gear B707 and the vertical axis B704.

[0033] Furthermore, vertical shafts A703 are provided on both sides of the vertical shaft B704. The outer surface of the vertical shaft A703 is provided with a gear A702 through a welding sleeve. The gear A702 is meshed with the gear B707, which improves the stability of the connection between the gear A702 and the vertical shaft A703. The rotation of the gear B707 can drive the two gears A702 to rotate simultaneously and in the same direction.

[0034] Furthermore, the upper end surface of the vertical axis A703 is rotatably connected to the inner wall of the shell 701 via a bearing, the lower end surface of the vertical axis A703 is connected to the upper end surface of the threaded rod 12 via a connecting shaft 706, and the lower end surface of the threaded rod 12 is rotatably connected to the bottom surface of the vertical groove 13 via a bearing, thereby improving the rotation stability of the vertical axis A703. The rotation of the vertical axis A703 can drive the connecting shaft 706 to rotate, and the rotation of the connecting shaft 706 can drive the threaded rod 12 to rotate, thereby improving the rotation stability of the threaded rod 12.

[0035] Furthermore, a short shaft is fixedly connected to the output end of the motor 3, and the lower end surface of the short shaft is connected to the upper end surface of the vertical shaft B704 through a connecting rod, and the lower end surface of the vertical shaft B704 is fixedly connected to the upper end surface of the rotating shaft 10 through a pin 705, and the lower end surface of the rotating shaft 10 is rotatably connected to the bottom surface of the inner wall of the reactor body 1 through a bearing. The operation of the motor can drive the short shaft to rotate, thereby driving the connecting rod to rotate, driving the vertical shaft B704 to rotate, thereby driving the pin 705 to rotate, and driving the rotating shaft 10 to rotate, thereby improving the rotation stability of the rotating shaft 10.

[0036] Furthermore, the outer surface of the scraper 9 is an arc-shaped surface, and the surface of the scraper 9 fits against the inner wall of the reactor body 1. The arc plate 1102 and the outer surface of the circular plate 1101 are fixedly connected via a limiting groove. When the rotating shaft 10 rotates, the scraper 9 can be driven to rotate, so that the scraper 9 can scrape the residual material on the inner wall of the reactor body 1, thereby improving the stability of the connection between the arc plate 1102 and the circular plate 1101.

[0037] When the chemical synthesis reactor is used, the power supply is first turned on, and the transmission mechanism 7 is provided. When the switch of the motor 3 is turned on, the motor 3 can drive the short shaft to rotate, thereby driving the connecting rod to rotate, driving the vertical shaft B704 to rotate, thereby driving the pin shaft 705 to rotate, and then driving the rotating shaft 10 to rotate. The rotation of the vertical shaft B704 can also drive the gear B707 to rotate. Since the gear B707 is meshed with the gear A702, the rotation of the gear B707 drives the two gears A702 to rotate simultaneously and in the same direction. The rotation of the gear A702 can The vertical shaft A703 is driven to rotate. The vertical shaft A703 rotates, which can drive the connecting shaft 706 to rotate. The connecting shaft 706 rotates to drive the threaded rod 12 to rotate. The threaded block 14 moves up and down on the outer surface of the threaded rod 12, thereby driving the extrusion stirring mechanism 11 to move up and down. The extrusion stirring mechanism 11, the circular plate 1101, the arc plate 1102, the groove 1103, the horizontal shaft 1104, and the stirring blade 1105 are provided. The rotating shaft 10 rotates, driving the circular plate 1101, the horizontal plate 8, and the scraper 9 to rotate at the same time, and the circular plate 1101 The circular plate 1101 is rotated to drive the arc plate 1102 to stir the material, and at the same time drive the scraper 9 to rotate, so that the scraper 9 can scrape the material remaining on the inner wall of the reactor body 1, thereby improving the stirring effect of the material. At the same time, when the rotating shaft 10 rotates, the threaded rod 12 also rotates. When the threaded block 14 moves up and down on the outer surface of the threaded rod 12, it can drive the circular plate 1101 to move up and down. The material passes through the through groove 1106 on the surface of the circular plate 1101. Under the action of the gravity of the material, the stirring blade 1105 drives the horizontal axis 1104 to rotate to stir the material. The blades 1105 stir the materials at the same time, and the circular plate 1101 can produce an extrusion effect on the materials, squeezing the materials below to the top of the reactor body 1, and squeezing the materials above to the bottom of the reactor body 1, thereby achieving all-round and efficient stirring of the materials inside the reactor body 1, preventing sedimentation at the bottom, and achieving better material mixing effect. The present invention is provided with an extrusion and stirring mechanism 11 and a transmission mechanism 7, and the materials can be stirred horizontally and squeezed vertically only by controlling the operation of the motor 3, thereby achieving better mixing effect and saving energy.

[0038] It will be apparent to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, the embodiments should be considered exemplary and non-restrictive in all respects, and the scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims be included in the present invention.

Claims

1. A chemical synthesis reactor, comprising a reactor body (1), wherein a motor (3) is installed in the middle of the upper end surface of the reactor body (1), characterized in that: A rotating shaft (10) is arranged inside the reaction kettle body (1), and horizontal plates (8) are installed on the upper and lower sides of the outer surface of the rotating shaft (10), and a scraper (9) is fixedly connected to the other side of the outer surface of each two horizontal plates (8). Vertical grooves (13) are arranged on both sides of the outer surface of the rotating shaft (10), and a threaded rod (12) is arranged inside the vertical groove (13). The threaded rod (12) is connected to the rotating shaft (10) through a transmission mechanism (7). The outer surface of the threaded rod (12) is sleeved with a threaded block (14), and the outer surfaces of the two threaded blocks (14) are provided with an extrusion stirring mechanism (11), and the extrusion stirring mechanism (11) comprises a circular plate (1101), and the upper end surface of the circular plate (1101) is evenly provided with four through grooves (1106), and the inner side of the through groove (1106) is provided with a horizontal axis (1104), and the outer surface of the horizontal axis (1104) is installed with eight stirring blades (1105).

2. A chemical synthesis reactor according to claim 1, characterized in that: A feeding pipe (4) is installed on one side of the upper end surface of the reaction kettle body (1), and an exhaust pipe (2) is installed on the other side of the upper end surface of the reaction kettle body (1). The upper parts of the feeding pipe (4) and the exhaust pipe (2) are both connected to sealing covers A through threads. Support legs (5) are installed at the four end corners of the lower end surface of the reaction kettle body (1). A discharge pipe (6) is provided on one side of the lower end surface of the reaction kettle body (1), and the lower part of the discharge pipe (6) is connected to a sealing cover B through threads.

3. A chemical synthesis reactor according to claim 1, characterized in that: A circular groove (1107) is provided through the middle of the upper end surface of the circular plate (1101), the rotating shaft (10) passes through the circular groove (1107), and the outer surface of the circular groove (1107) is fixedly connected to the outer surface of the threaded block (14).

4. A chemical synthesis reactor according to claim 1, characterized in that: Both ends of the transverse axis (1104) are rotatably connected to the inner wall of the through groove (1106) via bearings, and the eight stirring blades (1105) are respectively arranged crosswise.

5. A chemical synthesis reactor according to claim 1, characterized in that: The outer surface of the circular plate (1101) is evenly provided with a plurality of grooves (1103), and one side of each groove (1103) is provided with an arc-shaped plate (1102).

6. A chemical synthesis reactor according to claim 1, characterized in that: The transmission mechanism (7) is fixedly connected to the inner wall of the reaction kettle body (1) via a slot (15), and the transmission mechanism (7) comprises a shell (701), a vertical shaft B (704) is arranged in the middle of the shell (701), and a gear B (707) is arranged on the outer surface of the vertical shaft B (704) via a welding sleeve.

7. A chemical synthesis reactor according to claim 6, characterized in that: Vertical shafts A (703) are provided on both sides of the vertical shaft B (704), and a gear A (702) is provided on the outer surface of the vertical shaft A (703) through a welding sleeve, and the gear A (702) is meshed with the gear B (707).

8. A chemical synthesis reactor according to claim 7, characterized in that: The upper end surface of the vertical axis A (703) is rotatably connected to the inner wall of the shell (701) via a bearing, the lower end surface of the vertical axis A (703) is connected to the upper end surface of the threaded rod (12) via a connecting shaft (706), and the lower end surface of the threaded rod (12) is rotatably connected to the bottom surface of the vertical groove (13) via a bearing.

9. A chemical synthesis reactor according to claim 6, characterized in that: The output end of the motor (3) is fixedly connected to a short shaft, the lower end surface of the short shaft is connected to the upper end surface of the vertical shaft B (704) via a connecting rod, the lower end surface of the vertical shaft B (704) is fixedly connected to the upper end surface of the rotating shaft (10) via a pin shaft (705), and the lower end surface of the rotating shaft (10) is rotatably connected to the bottom surface of the inner wall of the reactor body (1) via a bearing.

10. A chemical synthesis reactor according to claim 5, characterized in that: The outer surface of the scraper (9) is an arc-shaped surface, the surface of the scraper (9) is in contact with the inner wall of the reaction kettle body (1), and the arc-shaped plate (1102) and the outer surface of the circular plate (1101) are fixedly connected via a limiting groove.

Images