Reaction kettle for catalysis

Abstract

The utility model discloses a catalytic reaction kettle which comprises a kettle body and further comprises a kettle cover, the kettle body is arranged at the top end of the kettle body, a manhole is formed in the top end of the kettle cover, and a feeding port is formed in the top end of the kettle cover and located at the end close to the manhole; the shaft sealing frame is arranged in the middle of the top end of the kettle cover in a sleeving manner, and a motor is arranged at the top end of the shaft sealing frame; the stirring shaft is arranged at the bottom end of the shaft sealing frame, and stirring blades are arranged at the bottom end of the stirring shaft; a connecting shaft is arranged at the bottom end of the shaft sealing frame, and the connecting device is arranged at the top end of the stirring shaft. The whole stirring device is divided into the stirring shaft and the connecting shaft, the stirring shaft and the connecting shaft are fixed through the connecting device, replacement and disassembly between the stirring shaft and the connecting shaft are convenient and fast, meanwhile, the first sleeve block and the second sleeve block are connected to the outer ring of the fixing ring in a sleeved mode, and connection between the stirring shaft and the connecting shaft is firm.

Description

Technical Field

[0001] The utility model relates to the technical field of reactor assembly, in particular to a catalytic reactor. Background Art

[0002] Reactors are containers for physical or chemical reactions. Reactors can be classified into carbon steel reactors and other types based on their material selection. They are widely used in production users such as petroleum, chemical, rubber, pesticide, dye, medicine, food, and various scientific research projects.

[0003] The reactors currently used in factories need to clean and replace the stirring shaft and stirring blades after long-term use. Since the removal of the top cover on the top of the reactor requires disassembly of multiple parts, and the stirring shaft and stirring blades of the reactor occupy a large space, the top outlet of the reactor must consider the safety of the stirring shaft and perform rapid disassembly. Disassembly and replacement will be time-consuming and laborious, so a catalytic reactor is used for this purpose. Utility Model Content

[0004] The purpose of the utility model is to provide a catalytic reaction kettle to solve the problems raised in the above background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solution: a catalytic reaction kettle, comprising a kettle body, and also comprising:

[0006] A kettle cover, the kettle cover is arranged at the top of the kettle body, a manhole is arranged at the top of the kettle cover, and a feeding port is arranged at the top of the kettle cover and at one end close to the manhole;

[0007] A shaft sealing frame, wherein the shaft sealing frame is sleeved at the middle of the top end of the kettle cover, and a motor is arranged at the top end of the shaft sealing frame;

[0008] A stirring shaft, wherein the stirring shaft is arranged at the bottom end of the shaft sealing frame, and a stirring blade is arranged at the bottom end of the stirring shaft;

[0009] A connecting device, wherein a connecting shaft is arranged at the bottom end of the shaft sealing frame, and the connecting device is used to connect the top of the stirring shaft with the bottom of the connecting shaft.

[0010] Preferably, a plurality of sealing bolts are provided on the top edge of the kettle body, the outer walls of the sealing bolts are threadedly connected to the bottom end of the kettle cover, and the sealing bolts are used to fix the kettle cover to the top of the kettle body.

[0011] Preferably, a shaft sealing cover is provided at the top end of the kettle cover and located close to the shaft sealing frame, and a coupling is provided at the top end of the shaft sealing cover, and the outer wall of the coupling is sleeved with the middle section of the inner wall of the shaft sealing frame.

[0012] Preferably, a reducer is arranged at the top of the coupling, the outer wall of the reducer is sleeved with the top of the shaft sealing frame, the top of the reducer is fixedly connected to the bottom of the motor, and the motor is transmission-connected to the coupling via the reducer.

[0013] Preferably, the bottom end of the coupling is sleeved with the top end of the connecting shaft, and the middle section of the outer wall of the connecting shaft is interlaced and connected with the inner wall of the shaft seal cover.

[0014] Preferably, the connecting device includes a first block, a second block and a gear ring, the first block is arranged at the bottom end of the connecting shaft, the bottom end of the first block is sleeved with one half of the outer wall of the gear ring, and the other half of the outer wall of the gear ring is sleeved with the second block.

[0015] Preferably, the outer walls of the first block and the second block are both sleeved with fixing rings, the inner walls of the fixing rings are sleeved with the outer wall of the second block, and the outer walls of the fixing rings are symmetrically provided with a plurality of fixing bolts along the center.

[0016] Preferably, the second set of blocks is arranged at the top end of the stirring shaft, and a hinge block is arranged at the bottom end of the stirring shaft, and the bottom end of the hinge block is hinged around the top end of the stirring blade.

[0017] Technical effects and advantages of the utility model:

[0018] The utility model utilizes the method of splitting the overall stirring device into a stirring shaft and a connecting shaft, and utilizing the connecting device to fix the stirring shaft and the connecting shaft, so that the stirring shaft and the connecting shaft can be easily replaced and disassembled, and at the same time, the first set of blocks and the second set of blocks are mutually sleeved on the outer ring of the fixing ring, and are mutually sleeved and meshed together, so that the connection between the stirring shaft and the connecting shaft is firm, and the stirring blades of the stirring shaft are in the form of a surrounding hinge, which saves space and is convenient for installation. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 It is a schematic diagram of the main structure of the utility model.

[0020] Figure 2 It is a top view of the main structure of the utility model.

[0021] Figure 3 It is a cross-sectional view of the main structure of the utility model.

[0022] Figure 4 This is a front view of the connecting device structure of the utility model.

[0023] Figure 5 This is a cross-sectional view of the structure of the connecting device of the utility model.

[0024] Figure 6 This is a schematic diagram of the structure of the connecting device of the utility model.

[0025] In the figure: 1. kettle body; 101. kettle cover; 102. manhole; 103. feeding port; 104. cover bolts; 2. shaft sealing frame; 201. coupling; 202. reducer; 203. motor; 204. shaft sealing cover; 3. first set of blocks; 301. second set of blocks; 303. fixing ring; 304. fixing bolts; 4. connecting shaft; 401. hinge block; 402. stirring blade; 403. stirring shaft. DETAILED DESCRIPTION

[0026] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0027] The utility model provides Figure 1-6 A catalytic reactor shown includes a catalytic reactor, including a reactor body 1, and also includes:

[0028] A kettle cover 101, which is arranged at the top of the kettle body 1, and a manhole 102 is arranged at the top of the kettle cover 101, and a feeding port 103 is arranged at the top of the kettle cover 101 and at one end close to the manhole 102;

[0029] The shaft sealing frame 2 is sleeved on the middle part of the top end of the kettle cover 101, and a motor 203 is arranged on the top end of the shaft sealing frame 2;

[0030] A stirring shaft 403, which is arranged at the bottom end of the shaft sealing frame 2, and a stirring blade 402 is arranged at the bottom end of the stirring shaft 403;

[0031] A connecting device: a connecting shaft 4 is provided at the bottom end of the shaft sealing frame 2 , and the connecting device is used to connect the top of the stirring shaft 403 with the bottom of the connecting shaft 4 .

[0032] It should be noted that the manhole 102 and the feeding port 103 are arranged at the top of the kettle cover 101. The operator can enter the interior of the kettle body 1 through the manhole 102, and then use the connecting device to disassemble and install the stirring shaft 403. The stirring shaft 403 is connected to the motor 203 by inserting through the sealing shaft frame 2. The motor 203 is started to drive the stirring shaft 403 to rotate inside the kettle body 1. By adding materials and catalysts to the feeding port 103, they are fully reacted under the stirring of the stirring shaft 403.

[0033] Specifically, a plurality of cover bolts 104 are provided at the top edge of the kettle body 1 , and the outer walls of the cover bolts 104 are threadedly connected to the bottom end of the kettle cover 101 . The cover bolts 104 are used to fix the kettle cover 101 to the top of the kettle body 1 .

[0034] It should be noted that the cover bolts 104 are composed of multiple bolts, and a flange structure is provided between the top of the kettle body 1 and the bottom edge of the kettle cover 101. The flange structure is connected with the cover bolts 104 to tightly fix the kettle body 1 and the kettle cover 101.

[0035] Specifically, a shaft sealing cover 204 is provided at the top of the kettle cover 101 and at one end close to the shaft sealing frame 2, a coupling 201 is provided at the top of the shaft sealing cover 204, the outer wall of the coupling 201 is sleeved with the middle section of the inner wall of the shaft sealing frame 2, a reducer 202 is provided at the top of the coupling 201, the outer wall of the reducer 202 is sleeved with the top of the shaft sealing frame 2, the top of the reducer 202 is fixedly connected to the bottom end of the motor 203, and the motor 203 is transmission-connected to the coupling 201 via the reducer 202.

[0036] It should be noted that a sealing ring needs to be placed between the shaft sealing cover 204 and the kettle cover 101 for sealing during installation. The bottom end of the shaft sealing frame 2 is connected and fixed to the top port of the kettle cover 101 by bolts. The shaft sealing frame 2 is sleeved on the outer ring of the shaft sealing frame 2. The shaft sealing frame 2 can fix the coupling 201 and the motor 203 to the top of the kettle cover 101 while keeping the position between the limits and the connecting shaft 4 at the same center. The top of the kettle cover 101 is also fixed by bolt threads. The middle part of the shaft sealing cover 204 is connected to the connecting shaft 4, which extends from the connecting shaft 4 to the top and is fixed on the coupling 201. The connecting shaft 4 is connected to the motor 203 through the coupling 201, so that starting the motor 203 can drive the connecting shaft 4 to rotate.

[0037] Specifically, the bottom end of the coupling 201 is sleeved with the top end of the connecting shaft 4, the middle section of the outer wall of the connecting shaft 4 is inserted and connected with the inner wall of the shaft seal cover 204, and the connecting device includes a first block 3, a second block 301 and a gear ring 302. The first block 3 is arranged at the bottom end of the connecting shaft 4, and the bottom end of the first block 3 is sleeved with one half of the outer wall of the gear ring 302, and the other half of the outer wall of the gear ring 302 is sleeved with the second block 301.

[0038] It should be noted that the connecting shaft 4 is inserted through the shaft seal cover 204. When it rotates, it can drive the stirring shaft 403 to rotate through the connecting device. The bottom end of the first block 3 at the bottom end of the connecting shaft 4 is provided with a protruding block, and the second block 301 of the stirring shaft 403 is provided with a soil block separating the first block 3. The outer ring of the gear ring 302 is provided with a plurality of external teeth, and the interval of each tooth corresponds to the second block 301 and the first block 3. The second block 301 is connected to the outer tooth of the gear ring 302 with a tooth interval from the first block 3, so as to realize the mutual restriction between the second block 301 and the first block 3.

[0039] Specifically, the outer walls of the first block 3 and the second block 301 are both sleeved with a fixing ring 303, the inner wall of the fixing ring 303 is sleeved with the outer wall of the second block 301, and the outer walls of the plurality of fixing rings 303 are symmetrically provided with a plurality of fixing bolts 304 along the center, the second block 301 is arranged at the top end of the stirring shaft 403, and the bottom end of the stirring shaft 403 is arranged with a hinge block 401, and the bottom end of the hinge block 401 is hinged around the top end of the stirring blade 402.

[0040] It should be noted that in order to further fix the second block 301 and the first block 3, a fully wrapped fixing ring 303 is sleeved at the mutual connection between the second block 301 and the first block 3. The fixing ring 303 is two semicircular shells split up and down. The two shells are sleeved on the outer walls of the second block 301 and the first block 3, and fixed by fixing bolts 304, so that the stirring shaft 403 and the connecting shaft 4 are tightly connected. A plurality of hinged bases are arranged around the outer wall of the hinged block 401, and the stirring blades 402 are hinged by these hinged seats. The non-rotating lower stirring blades 402 are vertically downward. During the rotation process, the hinged block 401 uses the rotation to generate centrifugal force to swing the stirring blades 402, so that the stirring blades 402 are spread outward to stir the material.

[0041] Working principle of this utility model:

[0042] The specific operation is that the operator needs to use the sealing bolt 104 to tightly connect the kettle body 1 and the kettle cover 101, then start the reactor and add the material into the kettle body 1, the motor 203 is rotatably connected with the connecting shaft 4 through the coupling 201, and the connecting shaft 4 is driven to rotate by starting the reactor motor 203. The connecting shaft 4 passes through the shaft sealing cover 204 to mobilize the stirring shaft 403 to rotate. When the stirring shaft 403 rotates, it will drive the stirring blade 402 to rotate. The stirring blade 402 will be hinged with the hinge block 401 during the rotation process to generate centrifugal force. The centrifugal force will drive the stirring blade 402 to rotate and unfold at the hinge block 401. At this time, the catalyst is added through the feeding port 103, and the material and the catalyst are rotated by the stirring blade 402. The mixture is evenly mixed under stirring and the catalytic reaction begins. After the reaction is completed, the reactor is closed and the materials are discharged. The operator can enter the reactor body 1 through the manhole 102 to assemble and replace the stirring shaft 403. The stirring shaft 403 and the connecting shaft 4 are sleeved with the first block 3 and the second block 301 through the first block 3, and the first block 3 is sleeved with the fixing ring 303. The other end of the fixing ring 303 is sleeved with the second block 301. The fixing ring 303 is engaged with the first block 3 and the second block 301 to limit their shape and position, fix the stirring shaft 403 and the connecting shaft 4, and finally the fixing ring 303 is sleeved on the outer wall of the first block 3 and the second block 301 to strengthen the connection between them, and finally the fixing bolts 304 are used to complete the fixation between them.

[0043] Finally, it should be noted that the above is only a preferred embodiment of the present utility model and is not intended to limit the present utility model. Although the present utility model has been described in detail with reference to the aforementioned embodiments, it is still possible for those skilled in the art to modify the technical solutions described in the aforementioned embodiments, or to make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present utility model shall be included in the protection scope of the present utility model.

Claims

1. A catalytic reactor, comprising a reactor body (1), characterized in that: Also includes: A kettle cover (101), the kettle cover (101) being arranged at the top of the kettle body (1), a manhole (102) being arranged at the top of the kettle cover (101), and a feeding port (103) being arranged at the top of the kettle cover (101) and at one end close to the manhole (102); A shaft sealing frame (2), the shaft sealing frame (2) being sleeved on the middle part of the top end of the kettle cover (101), and a motor (203) being arranged at the top end of the shaft sealing frame (2); A stirring shaft (403), wherein the stirring shaft (403) is arranged at the bottom end of the shaft sealing frame (2), and a stirring blade (402) is arranged at the bottom end of the stirring shaft (403); A connecting device, wherein a connecting shaft (4) is provided at the bottom end of the shaft sealing frame (2), and the connecting device is used to connect the top of the stirring shaft (403) and the bottom of the connecting shaft (4); A plurality of cover bolts (104) are provided at the top edge of the kettle body (1), the outer walls of the cover bolts (104) being threadedly connected to the bottom ends of the kettle cover (101), and the cover bolts (104) are used to fix the kettle cover (101) to the top of the kettle body (1); A shaft sealing cover (204) is provided at the top end of the kettle cover (101) and located close to the shaft sealing frame (2). A coupling (201) is provided at the top end of the shaft sealing cover (204). The outer wall of the coupling (201) is sleeved with the middle section of the inner wall of the shaft sealing frame (2).

2. A catalytic reactor according to claim 1, characterized in that: A reducer (202) is arranged at the top of the coupling (201); the outer wall of the reducer (202) is sleeved with the top of the shaft sealing frame (2); the top of the reducer (202) is fixedly connected to the bottom of the motor (203); and the motor (203) is transmission-connected to the coupling (201) via the reducer (202).

3. A catalytic reactor according to claim 2, characterized in that: The bottom end of the coupling (201) is sleeved with the top end of the connecting shaft (4), and the middle section of the outer wall of the connecting shaft (4) is interlacedly connected with the inner wall of the shaft sealing cover (204).

4. A catalytic reactor according to claim 3, characterized in that: The connecting device comprises a first set block (3), a second set block (301) and a gear ring (302); the first set block (3) is arranged at the bottom end of the connecting shaft (4); the bottom end of the first set block (3) is sleeved with one half of the outer wall of the gear ring (302); and the other half of the outer wall of the gear ring (302) is sleeved with the second set block (301).

5. A catalytic reactor according to claim 4, characterized in that: The outer walls of the first set block (3) and the second set block (301) are both sleeved with fixing rings (303), the inner walls of the fixing rings (303) are sleeved with the outer walls of the second set block (301), and the outer walls of the fixing rings (303) are symmetrically provided with a plurality of fixing bolts (304) along the center.

6. A catalytic reactor according to claim 5, characterized in that: The second set of blocks (301) is arranged at the top end of the stirring shaft (403), and a hinge block (401) is arranged at the bottom end of the stirring shaft (403), and the bottom end of the hinge block (401) is hingedly connected to the top end of the stirring blade (402).

Images