Hydrolysis reaction kettle for vitamin H production

Abstract

The invention discloses a hydrolysis reaction kettle for vitamin H production in the technical field of chemical production equipment. The hydrolysis reaction kettle comprises a bottom plate, four supporting rods are installed at the upper end of the bottom plate, a treatment tank is installed at the upper ends of the interiors of the four supporting rods, an operation cover is installed at the top end of the treatment tank, and a sealing structure is connected between the operation cover and the four supporting rods. The sealing structure comprises a sealing sleeve, four positioning blocks, four positioning columns, four traction rods, an auxiliary ring, four guide sleeves, an annular sliding groove and a traction assembly. According to the sealing structure adopted by the scheme, the arranged traction assembly is matched with the rope, the sealing efficiency of the operation cover can be guaranteed, meanwhile, stable traction of the multiple traction rods can be achieved, the sealing effect between the operation cover and the treatment tank can be guaranteed through cooperation of the traction assembly and the sealing sleeve, meanwhile, a worm and gear operation mode is adopted, self-locking of the operation cover can be achieved, and the sealing effect is good. And gas leakage in the tank is avoided.

Description

Technical Field

[0001] The invention relates to the technical field of chemical production equipment, in particular to a hydrolysis reactor for vitamin H production. Background Art

[0002] In the production process of vitamin H, the hydrolysis reaction is a key step, and its efficiency and effect directly affect the quality and yield of the product; At present, when the hydrolysis reactor for vitamin H production is used, the cover is usually sealed by bolting. The overall operation is cumbersome, resulting in low efficiency in subsequent disassembly of the cover and failure to effectively ensure the sealing effect of the reactor cover. At the same time, most of the current reactors use manual active exhaust to control the pressure in the reactor, resulting in large fluctuations in the air pressure in the reactor, which is easy to affect the hydrolysis reaction of vitamin H. Therefore, it is necessary to design a new technical solution to solve this problem. Summary of the invention

[0003] The object of the present invention is to provide a hydrolysis reactor for vitamin H production, so as to solve the problem that an existing hydrolysis reactor for vitamin H production proposed in the above background technology is usually used to seal the cover body by bolt fixing when the vitamin H production hydrolysis reactor is in use, and the overall operation is relatively cumbersome, resulting in low efficiency in subsequent disassembly of the cover body and failure to effectively ensure the sealing effect of the cover body of the reactor. At the same time, most of the current reactors use artificial active exhaust to control the pressure in the reactor, resulting in large fluctuations in the air pressure in the reactor, which is easy to affect the hydrolysis reaction of vitamin H.

[0004] To achieve the above object, the present invention provides the following technical solutions: a hydrolysis reactor for vitamin H production, comprising a bottom plate, four support rods are installed at the upper end of the bottom plate, a processing tank is installed at the upper end of the four support rods, an operation cover is installed at the top of the processing tank, a sealing structure is connected between the operation cover and the four support rods, and the sealing structure comprises a sealing sleeve, four positioning blocks, four positioning columns, four traction rods, an auxiliary ring, four guide sleeves, an annular slide groove and a traction assembly; The sealing sleeve is fixedly installed on the lower wall of the operating cover and movably sleeved on the upper end of the processing tank. Four positioning blocks are respectively installed at the four corners of the side walls of the operating cover. Four positioning columns are respectively installed on the top ends of the four support rods and are movably embedded in the four positioning blocks. Four traction rods are all installed on the side walls of the operating cover and are located between the four positioning blocks. The auxiliary ring is fixedly installed on the upper ends of the outer sides of the four support rods. Four guide sleeves are evenly distributed on the upper ends of the auxiliary rings. The annular groove is fixedly installed on the lower ends of the side walls of the four support rods. One end of the traction assembly is movably sleeved on the outside of the annular groove, and the other end is fixedly installed on the side wall of one of the support rods.

[0005] As a preferred hydrolysis reactor for vitamin H production of the present invention, the traction assembly includes: a worm gear, four moving rods, a mounting frame, a worm and a traction motor; The worm gear is movably mounted on the outside of the annular slide groove, four movable rods are evenly distributed on the upper wall of the worm gear, the mounting frame is fixedly mounted on the side wall of one of the support rods, two ends of the worm are respectively embedded in two sides of the mounting frame through bearings, one side of the worm is meshed with one side of the worm gear, the traction motor is fixedly mounted on one side of the mounting frame, and the driving end is meshed with one end of the worm.

[0006] As a preferred hydrolysis reactor for vitamin H production of the present invention, a stirring pressure relief structure is installed on the upper end of the operating cover, and the stirring pressure relief structure includes a stirring motor, a stirring shaft, a pressure gauge, a regulating pipe, a pressure relief pipe, an adjusting screw, an adjusting plate, a spring and a floating block; The stirring motor is fixedly installed at the center of the upper end of the operating cover, the top end of the stirring shaft passes through the center of the upper end of the operating cover through the sealing shaft, and is connected to the driving end of the stirring motor, the pressure gauge is embedded on one side of the upper wall of the operating cover, the bottom end of the adjusting pipe is embedded on the other side of the upper wall of the operating cover, one end of the pressure relief pipe is connected to the center of the side wall of the pressure relief pipe, the adjusting screw is movably embedded in the upper wall of the operating pipe, the adjusting plate is movably embedded in the adjusting pipe and is connected to the bottom end of the adjusting screw, the top end of the spring is movably fitted with the lower wall of the adjusting plate, the floating block is movably embedded in the lower end of the adjusting pipe, and the upper wall is fitted with the bottom end of the spring.

[0007] As a preferred hydrolysis reactor for vitamin H production of the present invention, a discharge pipe is installed at the bottom of the processing tank.

[0008] As a preferred hydrolysis reactor for vitamin H production of the present invention, a control valve is installed at the upper end of the discharge pipe.

[0009] As a preferred hydrolysis reactor for vitamin H production of the present invention, the connection between the adjusting tube and the adjusting screw is processed with an internal thread.

[0010] As a preferred hydrolysis reactor for vitamin H production of the present invention, a sealing rubber ring is installed at the upper end of the sealing sleeve.

[0011] Compared with the prior art, the beneficial effects of the present invention are: the setting of the hydrolysis reactor for vitamin H production has a reasonable structural design; 1. The sealing structure adopted in this case can ensure the sealing efficiency of the operating cover through the cooperation of the traction assembly and the rope, and can also achieve stable traction of multiple traction rods. In addition, it can cooperate with the sealing sleeve to ensure the sealing effect between the operating cover and the treatment tank. At the same time, the worm gear operation mode can achieve self-locking of the operating cover to avoid gas leakage in the tank. 2. The stirring pressure relief structure is adopted. When the gas pressure in the treatment tank exceeds the specified value, the gas pressure pushes the floating block to move. When the moving position of the floating block exceeds the pressure relief pipe, the pressure relief pipe is connected with the treatment tank through the regulating pipe, so as to realize the automatic discharge of the gas pressure in the tank. When the gas pressure decreases, the pressure relief pipe can be automatically closed under the action of the spring, without manual pressure relief by personnel, thus avoiding harm to personnel caused by harmful gases. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 It is a schematic diagram of the main stereoscopic structure of the present invention; Figure 2 It is a rear-view stereoscopic structural schematic diagram of the present invention; Figure 3 It is a schematic diagram of the side cross-sectional structure of the present invention; Figure 4 It is a schematic diagram of the structure of A of the present invention.

[0013] In the figure: 1, base plate, 2, support rod, 3, processing tank, 4, operating cover, 5, sealing sleeve, 6, positioning block, 7, positioning column, 8, traction rod, 9, auxiliary ring, 10, guide sleeve, 11, annular slide groove, 12, worm gear, 13, moving rod, 14, mounting frame, 15, worm, 16, traction motor, 17, stirring motor, 18, stirring shaft, 19, pressure gauge, 20, regulating pipe, 21, pressure relief pipe, 22, adjusting screw, 23, adjusting plate, 24, spring, 25, floating block, 26, discharge pipe, 27, control valve, 28, sealing rubber ring. DETAILED DESCRIPTION

[0014] 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.

[0015] See also Figure 1-4 , the present invention provides a technical solution: In the technical scheme, a hydrolysis reactor for vitamin H production includes a bottom plate 1, four support rods 2 are installed on the upper end of the bottom plate 1, a processing tank 3 is installed on the upper end of the four support rods 2, an operating cover 4 is installed on the top of the processing tank 3, a sealing structure is connected between the operating cover 4 and the four support rods 2, and the sealing structure includes a sealing sleeve 5, four positioning blocks 6, four positioning columns 7, four traction rods 8, an auxiliary ring 9, four guide sleeves 10, an annular slide groove 11 and a traction assembly; The sealing sleeve 5 is fixedly installed on the lower wall of the operating cover 4 and movably sleeved on the upper end of the processing tank 3. Four positioning blocks 6 are respectively installed at the four corners of the side walls of the operating cover 4. Four positioning columns 7 are respectively installed on the top ends of the four support rods 2 and are respectively movably embedded in the four positioning blocks 6. Four traction rods 8 are all installed on the side walls of the operating cover 4 and are located between the four positioning blocks 6. The auxiliary ring 9 is fixedly installed on the upper ends of the outer sides of the four support rods 2. Four guide sleeves 10 are evenly distributed on the upper ends of the auxiliary rings 9. The annular groove 11 is fixedly installed on the lower ends of the side walls of the four support rods 2. One end of the traction assembly is movably sleeved on the outside of the annular groove 11, and the other end is fixedly installed on the side wall of one of the support rods 2.

[0016] In this technical scheme, in the production of vitamin H, the hydrolysis reactor is one of the key equipment of the chemical synthesis method, which is mainly used for the hydrolysis reaction of the intermediate. During operation, the staff first adds the intermediate and the hydrolysis agent into the processing tank 3 in proportion, and then places the operating cover 4 on the upper end of the processing tank 3 through the lifting equipment, and makes the sealing sleeve 5 sleeved on the upper wall of the processing tank 3, and at the same time, four positioning blocks 6 are sleeved on the upper ends of four positioning columns 7 to limit the rotation of the operating cover 4, and then one end of the four fixed ropes is connected to the traction assembly, and the other ends respectively pass through the four guide sleeves 10 and are connected to the four traction rods 8. The four traction rods 8 are driven downward by the traction assembly to connect and close the operating cover 4.

[0017] In some technical solutions, reference Figure 1 , the traction assembly includes: a worm gear 12, four moving rods 13, a mounting frame 14, a worm 15 and a traction motor 16; The worm wheel 12 is movably mounted on the outside of the annular slide groove 11, and four movable rods 13 are evenly distributed on the upper wall of the worm wheel 12. The mounting frame 14 is fixedly mounted on the side wall of one of the support rods 2. Both ends of the worm 15 are respectively embedded in both sides of the mounting frame 14 through bearings, and one side of the worm 15 is meshed with one side of the worm wheel 12. The traction motor 16 is fixedly mounted on one side of the mounting frame 14, and the driving end is meshed with one end of the worm 15.

[0018] In this technical solution, when connecting the operating cover 4, one end of the rope is connected to the four moving rods 13, and then the traction motor 16 on one side of the mounting frame 14 is driven. The traction motor 16 drives the worm 15 to rotate in the mounting frame 14. Under the meshing action of the worm 15 and the worm wheel 12, the worm wheel 12 rotates in the annular groove 11, changing the positions of the four moving rods 13. The moving rod 13 cooperates with the guide sleeve 10 at the upper end of the auxiliary ring 9 to pull one end of the rope. Under the connection action of the rope, the operating cover 4 is fixed, and the worm wheel 12 is self-lockingly fixed by the worm 15.

[0019] In some technical solutions, reference Figure 1A stirring pressure relief structure is installed on the upper end of the operating cover 4, and the stirring pressure relief structure includes a stirring motor 17, a stirring shaft 18, a pressure gauge 19, an adjusting pipe 20, a pressure relief pipe 21, an adjusting screw 22, an adjusting plate 23, a spring 24 and a floating block 25; The stirring motor 17 is fixedly installed at the center of the upper end of the operating cover 4, the top end of the stirring shaft 18 passes through the center of the upper end of the operating cover 4 through the sealing shaft, and is connected to the driving end of the stirring motor 17, the pressure gauge 19 is embedded in one side of the upper wall of the operating cover 4, the bottom end of the adjusting tube 20 is embedded in the other side of the upper wall of the operating cover 4, one end of the pressure relief tube 21 is connected to the center of the side wall of the pressure relief tube 21, the adjusting screw 22 is movably embedded in the upper wall of the operating tube, the adjusting plate 23 is movably embedded in the adjusting tube 20, and is connected to the bottom end of the adjusting screw 22, the top end of the spring 24 is movably fitted with the lower wall of the adjusting plate 23, the floating block 25 is movably embedded in the lower end of the adjusting tube 20, and the upper wall is fitted with the bottom end of the spring 24.

[0020] In this technical solution, when the operating cover 4 is fixed, the stirring motor 17 is driven to work, and cooperates with the stirring shaft 18 to stir the intermediate and the hydrolyzing agent in the processing tank 3, and the lower end side wall of the processing tank 3 is heated by the heating device to make the intermediate and the hydrolyzing agent react fully. When the air pressure in the processing tank 3 increases, the air pressure is detected by the pressure gauge 19 on the upper side of the operating cover 4, and the floating block 25 in the regulating tube 20 is pushed to move, and the spring 24 is squeezed. As the pressure changes, until the floating block 25 Move to the top of the pressure relief pipe 21, so that the pressure relief pipe 21 is connected with the processing tank 3 through the regulating pipe 20, and the gas is discharged to the specified position. When the gas pressure in the processing tank 3 is lower than the elastic force of the spring 24, the floating block 25 is pushed downward under the reset action of the spring 24 to close the pressure relief pipe 21. According to the pressure demand reflected in the processing tank 3, the adjusting screw 22 at the upper end of the regulating pipe 20 can be turned to adjust the position of the adjusting plate 23, thereby changing the force compression range of the spring 24, and the pressure range during exhaust can be adjusted.

[0021] In some technical solutions, reference Figure 1 A discharge pipe 26 is installed at the bottom of the processing tank 3, a control valve 27 is installed at the upper end of the discharge pipe 26, an internal thread is processed at the connection between the adjusting pipe 20 and the adjusting screw 22, and a sealing rubber ring 28 is installed at the upper end of the sealing sleeve 5.

[0022] Working principle: In the production of vitamin H, the hydrolysis reactor is one of the key equipment of the chemical synthesis method, which is mainly used for the hydrolysis reaction of the intermediate. During operation, the staff first adds the intermediate and the hydrolysis agent into the processing tank 3 in proportion, and then places the operating cover 4 on the upper end of the processing tank 3 through the lifting equipment, and sets the sealing sleeve 5 on the upper wall of the processing tank 3. At the same time, four positioning blocks 6 are set on the upper ends of four positioning columns 7, and the operating cover 4 is rotated and limited. Then, one end of the four fixed ropes is connected to the traction assembly, and the other end is divided into The four guide sleeves 10 are respectively passed through and connected with the four traction rods 8, and then the traction motor 16 on one side of the mounting frame 14 is driven, and the traction motor 16 drives the worm 15 to rotate in the mounting frame 14. Under the meshing action of the worm 15 and the worm wheel 12, the worm wheel 12 rotates in the annular groove 11, and the positions of the four moving rods 13 are changed. The moving rod 13 cooperates with the guide sleeve 10 at the upper end of the auxiliary ring 9 to pull one end of the rope. Under the connection action of the rope, the operating cover 4 is fixed, and the worm 15 is engaged with the worm wheel 12. The wheel 12 is self-locking and fixed. When the operating cover 4 is fixed, the stirring motor 17 is driven to work and cooperate with the stirring shaft 18 to stir the intermediate and the hydrolyzing agent in the processing tank 3, and the lower end side wall of the processing tank 3 is heated by the heating device to make the intermediate and the hydrolyzing agent react fully. When the air pressure in the processing tank 3 increases, the pressure gauge 19 on the upper side of the operating cover 4 is used to detect the air pressure, and the floating block 25 in the regulating tube 20 is pushed to move, and the spring 24 is squeezed. As the pressure changes, until the floating block 2 5 is moved to the top of the pressure relief pipe 21, so that the pressure relief pipe 21 is in communication with the processing tank 3 through the regulating pipe 20, and the gas is discharged to the designated position. When the gas pressure in the processing tank 3 is lower than the elastic force of the spring 24, the floating block 25 is pushed downward by the reset action of the spring 24 to close the pressure relief pipe 21. According to the pressure demand reflected in the processing tank 3, the adjusting screw 22 at the upper end of the regulating pipe 20 is turned to adjust the position of the adjusting plate 23, change the force compression range of the spring 24, and adjust the pressure range during exhaust.

[0023] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

[0024] Although the present invention has been described above with reference to the embodiments, various modifications may be made thereto and parts thereof may be replaced with equivalents without departing from the scope of the present invention. In particular, as long as there is no structural conflict, the various features in the embodiments disclosed by the present invention may be used in combination with each other in any manner, and the fact that these combinations are not exhaustively described in this specification is only for the sake of omitting space and saving resources. Therefore, the present invention is not limited to the specific embodiments disclosed herein, but includes all technical solutions falling within the scope of the claims.

Claims

1. A hydrolysis reactor for vitamin H production, comprising a bottom plate (1), characterized in that: Four support rods (2) are mounted on the upper end of the base plate (1), a processing tank (3) is mounted on the upper end of the four support rods (2), an operating cover (4) is mounted on the top of the processing tank (3), a sealing structure is connected between the operating cover (4) and the four support rods (2), the sealing structure comprising a sealing sleeve (5), four positioning blocks (6), four positioning columns (7), four traction rods (8), an auxiliary ring (9), four guide sleeves (10), an annular slide groove (11) and a traction assembly; The sealing sleeve (5) is fixedly mounted on the lower wall of the operating cover (4) and movably sleeved on the upper end of the processing tank (3). The four positioning blocks (6) are respectively mounted on the four corners of the side wall of the operating cover (4). The four positioning columns (7) are respectively mounted on the top ends of the four support rods (2) and movably embedded in the four positioning blocks (6). The four traction rods (8) are all mounted on the side wall of the operating cover (4) and are located between the four positioning blocks (6). The auxiliary ring (9) is fixedly mounted on the upper ends of the outer sides of the four support rods (2). The four guide sleeves (10) are evenly distributed on the upper ends of the auxiliary ring (9). The annular slide groove (11) is fixedly mounted on the lower ends of the side walls of the four support rods (2). One end of the traction assembly is movably sleeved on the outer side of the annular slide groove (11), and the other end is fixedly mounted on the side wall of one of the support rods (2).

2. A hydrolysis reactor for vitamin H production according to claim 1, characterized in that: The traction assembly comprises: a worm gear (12), four moving rods (13), a mounting frame (14), a worm (15) and a traction motor (16); The worm wheel (12) is movably sleeved on the outside of the annular slide groove (11), the four movable rods (13) are evenly distributed on the upper wall of the worm wheel (12), the mounting frame (14) is fixedly mounted on the side wall of one of the support rods (2), the two ends of the worm (15) are respectively embedded in the two sides of the mounting frame (14) through bearings, one side of the worm (15) is meshed with one side of the worm wheel (12), and the traction motor (16) is fixedly mounted on one side of the mounting frame (14), and the driving end is meshed with one end of the worm (15).

3. A hydrolysis reactor for vitamin H production according to claim 1, characterized in that: A stirring pressure relief structure is installed at the upper end of the operating cover (4), and the stirring pressure relief structure comprises a stirring motor (17), a stirring shaft (18), a pressure gauge (19), an adjusting pipe (20), a pressure relief pipe (21), an adjusting screw (22), an adjusting plate (23), a spring (24) and a floating block (25); The stirring motor (17) is fixedly mounted at the center of the upper end of the operating cover (4); the top end of the stirring shaft (18) passes through the center of the upper end of the operating cover (4) through a sealing shaft and is connected to the driving end of the stirring motor (17); the pressure gauge (19) is embedded in one side of the upper wall of the operating cover (4); the bottom end of the regulating pipe (20) is embedded in the other side of the upper wall of the operating cover (4); one end of the pressure relief pipe (21) is connected to the center of the side wall of the pressure relief pipe (21); the adjusting screw (22) is movably embedded in the upper wall of the operating pipe; the adjusting plate (23) is movably embedded in the adjusting pipe (20) and is connected to the bottom end of the adjusting screw (22); the top end of the spring (24) is movably fitted with the lower wall of the adjusting plate (23); the floating block (25) is movably embedded in the lower end of the adjusting pipe (20) and the upper wall is fitted with the bottom end of the spring (24).

4. A hydrolysis reactor for vitamin H production according to claim 1, characterized in that: A discharge pipe (26) is installed at the bottom end of the processing tank (3).

5. A hydrolysis reactor for vitamin H production according to claim 4, characterized in that: A control valve (27) is installed at the upper end of the discharge pipe (26).

6. A hydrolysis reactor for vitamin H production according to claim 3, characterized in that: An internal thread is processed at the connection between the adjusting tube (20) and the adjusting screw rod (22).

7. A hydrolysis reactor for vitamin H production according to claim 1, characterized in that: A sealing rubber ring (28) is installed at the inner upper end of the sealing sleeve (5).

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