Esterification reactor

Abstract

The utility model relates to the technical field of esterification reaction, in particular to an esterification reactor which comprises a box body and a supporting box, the surface of the box body is fixedly connected with the supporting box, the surface of the box body is fixedly connected with a feeding box, a quantitative feeding device is arranged in the feeding box, an auxiliary discharging device is arranged in the supporting box, and the supporting box is fixedly connected with the feeding box. A collecting pipe is fixedly connected to the surface of the box body, one end of the collecting pipe penetrates through the surface of the box body, and according to the esterification reactor, through cooperation of the auxiliary discharging device and the reaction tank, under pushing of a third spring, the rotating shaft block can push the reaction tank to rotate with the connecting plate as the center; meanwhile, an output shaft of a third motor rotates to drive a winding drum to rotate slowly, so that a pull rope on the surface of the winding drum can be slowly unfolded, the reaction tank can rotate, reactants in the reaction tank can be discharged, meanwhile, the interior of the reaction tank can be conveniently cleaned, and the interior of the reaction tank can be conveniently cleaned by rotating the reaction tank.

Description

Technical Field

[0001] The utility model relates to the technical field of esterification reaction, in particular to an esterification reactor. Background Art

[0002] Esterification is a type of organic chemical reaction, mainly the reaction between alcohol and carboxylic acid or inorganic oxygen-containing acid to produce ester and water. It is divided into three categories: reaction between carboxylic acid and alcohol, reaction between inorganic oxygen-containing acid and alcohol, and reaction between inorganic strong acid and alcohol.

[0003] For example, an esterification reactor with the authorization announcement number "CN219186908U" uses an anti-blocking dispersion component to facilitate the staff to scrape the materials attached to the inside of the feed pipe to avoid the phenomenon of material residue causing waste of material resources. However, the device is not convenient for collecting the device after the reaction. The device directly discharges the chemical substances after the reaction through pipes, etc., which makes the device inconvenient when discharging materials. At the same time, there are many pipes in the device, which makes the residue inside the device more inconvenient when cleaning. At the same time, the device is not convenient for quantitative feeding, so the operator needs to perform manual operation when the device is proportioned and feeding, which takes a long time to operate the device, affecting the working efficiency of the device. Utility Model Content

[0004] The utility model aims to solve the problems of inconvenient cleaning and low working efficiency of the device, and proposes an esterification reactor.

[0005] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0006] An esterification reactor is designed, comprising a box body and a support box, the surface of the box body is fixedly connected to the support box, the surface of the box body is fixedly connected to a feed box, a quantitative feeding device is arranged inside the feed box, an auxiliary discharging device is arranged inside the support box, a collecting pipe is fixedly connected to the surface of the box body, one end of the collecting pipe penetrates the surface of the box body, support plates are symmetrically fixedly connected to the inner surface of the box body, the protruding parts of the support plate surfaces on both sides are movably connected to the surfaces of the connecting plates through bearings, one end of the connecting plates on both sides are fixedly connected to the surface of the reaction tank, the surface of the reaction tank is fixedly connected to a feed pipe, and one end of the feed pipe is connected to the inside of the reaction tank.

[0007] Preferably, the quantitative feeding device includes a first motor and a rotating rod, the first motor is fixedly connected to the inner surface of the feed box through a bracket, the output shaft of the first motor is fixedly connected to the rotating rod, the rotating rod is slidably engaged with the inner surface of the frame through a surface protrusion, the frame is fixedly connected to the surface of the feeding box, the surface of the feeding box is fixedly connected to a baffle, the surface of the baffle is provided with an opening, the surface of the baffle is slidably engaged with a slideway provided on the inner surface of the feed box, the surface of the baffle is slidably connected to the surface of the feed hopper, one end of the feed hopper passes through the surface of the feed box, the feeding box is slidably engaged with the surface of the sealing plate through a slideway provided on the surface, the sealing plate is slidably engaged with the slideway provided on the surface of the box through a surface protrusion, the surface protrusion of the sealing plate is fixedly connected to one end of the first spring, and one end of the first spring is fixedly connected to the surface of the feeding box.

[0008] Preferably, the surface of the reaction tank is fixedly connected to a second motor via a bracket, and the output shaft of the second motor passes through the surface of the reaction tank via a sealed bearing.

[0009] Preferably, a plurality of stirring plates are fixedly connected to the surface of the output shaft of the second motor, and the surfaces of the plurality of stirring plates are all slidably connected to the inner surface of the reaction tank.

[0010] Preferably, the auxiliary discharging device comprises a third motor and a reel, the third motor is fixedly connected to the inner surface of the support box through a bracket, the output shaft of the third motor is fixedly connected to one end of the reel, the protruding part of one end of the reel is rotatably connected to the inner surface of the support box, the surface of the reel is wound with a pull rope, one end of the pull rope passes through the surface of the box body and is fixedly connected to the surface of the reaction tank, the inner surface of the support box is fixedly connected with a sleeve, the inner surface of the sleeve is fixedly connected to the surface of the clamping block, the surface of the clamping block and the inner surface of the sleeve are respectively fixedly connected to two ends of the second spring, the surface of the clamping block is fixedly connected to a pull rod, one end of the pull rod passes through the surface of the sleeve, the surface of the clamping block is clamped with the surface of the clamping rod, one end of the clamping rod passes through the surface of the box body and is fixedly connected to the surface of the rotating shaft block, the surface of the rotating shaft block is movably connected to one end of the two groups of bent plates through a pin shaft, the surface of the rotating shaft block and the inner surface of the box body are respectively fixedly connected to two ends of the third spring, the surface of the box body is rotatably connected to the roller through a pin shaft, and the surface of the roller is rotatably connected to the pull rope.

[0011] Preferably, the surfaces of the bent plates on both sides are pressed tightly against the surface of the reaction tank, and the surface of the rotating shaft block is pressed tightly against the surface of the reaction tank.

[0012] Preferably, an inclined plate is fixedly connected to the inner surface of the box body, and the inclined plate surfaces on both sides are respectively pressed tightly against the curved plate surfaces on both sides.

[0013] An esterification reactor proposed by the utility model has the beneficial effects that: through the cooperation of the auxiliary discharging device and the reaction tank, the operator pulls the pull rod, so that the pull rod can drive the clamping block to move synchronously, so that the clamping block can compress the second spring, so that the clamping block can no longer be clamped with the surface of the clamping rod, and under the push of the third spring, the rotating shaft block can push the reaction tank to rotate with the connecting plate as the center, and at the same time, the output shaft of the third motor rotates to drive the reel to rotate slowly, so that the pull rope on the surface of the reel can be slowly unfolded, so that the reaction tank can be rotated, and the reactants in the reaction tank can be discharged, and at the same time, the inside of the reaction tank can be easily cleaned, and the reaction tank can be rotated so that the inside of the reaction tank can be conveniently cleaned.

[0014] Through the cooperation of the quantitative feeding device and the box body, the raw materials are placed in the feed hopper and can enter the feeding box through the opening on the baffle surface. The output shaft of the first motor rotates a certain angle to drive the frame to move, and the frame can drive the feeding box to move, so that the feeding box can drive the sealing plate to move synchronously, so that the sealing plate can move to be tightly pressed against the slideway on the surface of the box body, so that the first spring is stretched, so that the sealing plate no longer moves, and the feeding box can continue to move, so that the feeding box can pour out the raw materials inside, and the raw materials can be transported to the inside of the reaction tank after being concentrated in the collection tube. According to the above operation, the raw materials can be added quantitatively, and the catalyst and the like can be added successively so that the raw materials can react. By adding the raw materials quantitatively, the operating time of the operator is shortened and the working efficiency of the device is improved. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the structure of the utility model;

[0016] Figure 2 for Figure 1 A front cross-sectional view of

[0017] Figure 3 for Figure 1 A side cross-sectional view of

[0018] Figure 4 for Figure 1 A top sectional view of

[0019] Figure 5 for Figure 1 A partial front cross-sectional view of

[0020] Figure 6 It is a rear sectional view of the quantitative feeding device;

[0021] Figure 7 for Figure 3 Schematic diagram of part A.

[0022] In the figure: 1. box body, 2. quantitative feeding device, 201. first motor, 202. sealing plate, 203. baffle, 204. feed hopper, 205. feeding box, 206. first spring, 207. rotating rod, 208. frame body, 3. feeding box, 4. collecting pipe, 5. feeding pipe, 6. reaction tank, 7. stirring plate, 8. connecting plate, 9. auxiliary discharging device, 901. bending plate, 902. rotating shaft block, 903. third spring, 904. pulling rod, 905. sleeve, 906. third motor, 907. reel, 908. roller, 909. second spring, 910. connecting rod, 911. clamping block, 10. second motor, 11. supporting plate, 12. supporting box, 13. inclined plate. DETAILED DESCRIPTION

[0023] The utility model is further described below in conjunction with the accompanying drawings:

[0024] See attached Figure 1-7 : In the present embodiment, an esterification reactor comprises a box body 1 and a support box 12, the surface of the box body 1 is fixedly connected with the support box 12, the surface of the box body 1 is fixedly connected with a feed box 3, a quantitative feeding device 2 is arranged inside the feed box 3, an auxiliary discharging device 9 is arranged inside the support box 12, a collecting pipe 4 is fixedly connected with the surface of the box body 1, the collecting pipe 4 can collect the raw materials and then transport them, one end of the collecting pipe 4 passes through the surface of the box body 1, and the inner surface of the box body 1 is symmetrically fixedly connected with support plates 11, the protruding parts of the surfaces of the support plates 11 on both sides are movably connected to the surfaces of the connecting plates 8 through bearings, the support plates 11 on both sides can support the connecting plates 8 on both sides so that the connecting plates 8 on both sides can rotate, one end of the connecting plates 8 on both sides are fixedly connected to the surface of the reaction tank 6, the connecting plates 8 on both sides can support the reaction tank 6 for rotation, a feed pipe 5 is fixedly connected with the surface of the reaction tank 6, and one end of the feed pipe 5 is connected to the inside of the reaction tank 6;

[0025] The surface of the reaction tank 6 is fixedly connected to a second motor 10 through a bracket. The second motor 10 can meet the working needs according to actual needs. The second motor 10 can drive multiple groups of stirring plates 7 to rotate. The output shaft of the second motor 10 passes through the surface of the reaction tank 6 through a sealed bearing. The output shaft surface of the second motor 10 is fixedly connected to multiple groups of stirring plates 7. The surfaces of the multiple groups of stirring plates 7 are all slidably connected to the inner surface of the reaction tank 6. The stirring plates 7 can stir and mix the raw materials and clean the inner surface of the reaction tank 6 at the same time. The surfaces of the bent plates 901 on both sides are tightly pressed against the surface of the reaction tank 6, and the surface of the rotating shaft block 902 is tightly pressed against the surface of the reaction tank 6. The inner surface of the box body 1 is fixedly connected to an inclined plate 13. The inclined plates 13 on both sides can push the bent plates 901 on both sides to rotate, and the surfaces of the inclined plates 13 on both sides are tightly pressed against the surfaces of the bent plates 901 on both sides.

[0026] See attached Figure 1-7: The quantitative feeding device 2 includes a first motor 201 and a rotating rod 207. The first motor 201 is fixedly connected to the inner surface of the feed box 3 through a bracket. The first motor 201 can meet the working needs according to actual needs. The first motor 201 can drive the rotating rod 207 to rotate. The output shaft of the first motor 201 is fixedly connected with the rotating rod 207. The rotating rod 207 is slidably engaged with the inner surface of the frame 208 through the protruding part of the surface. The rotating rod 207 can drive the frame 208 to move. The frame 208 is fixedly connected to the surface of the feeding box 205. The frame 208 can drive the feeding box 205 to move synchronously. The surface of the feeding box 205 is fixedly connected with a baffle 203. The surface of the baffle 203 is provided with an opening. The baffle 203 can transport the raw materials to the inside of the feeding box 205 through the opening on the surface. The baffle 203 The surface is slidably engaged with the slideway opened on the inner surface of the feed box 3, and the moving track of the fixed baffle 203 is fixed. The surface of the baffle 203 is slidably connected with the surface of the feed hopper 204. One end of the feed hopper 204 passes through the surface of the feed box 3. The feeding box 205 is slidably engaged with the surface of the sealing plate 202 through the slideway opened on the surface, and the moving track of the fixed sealing plate 202 is fixed. The sealing plate 202 is slidably engaged with the slideway opened on the surface of the box body 1 through the protruding part of the surface. The protruding part of the surface of the sealing plate 202 is fixedly connected to one end of the first spring 206. The elastic coefficient of the first spring 206 can meet the working needs according to actual needs. The first spring 206 can make the sealing plate 202 return to its original position, and the sealing plate 202 fits tightly with the feeding box 205 to play a sealing role. One end of the first spring 206 is fixedly connected to the surface of the feeding box 3.

[0027] See attached Figure 1-7: The auxiliary discharging device 9 includes a third motor 906 and a reel 907. The third motor 906 is fixedly connected to the inner surface of the support box 12 through a bracket. The third motor 906 can meet the working needs according to actual needs. The third motor 906 can drive the reel 907 to rotate. The output shaft of the third motor 906 is fixedly connected to one end of the reel 907. The protruding part of one end of the reel 907 is rotatably connected to the inner surface of the support box 12. A pull rope is wrapped around the surface of the reel 907, and the reel 907 can reel the pull rope. One end of the pull rope passes through the surface of the box body 1 and is fixedly connected to the surface of the reaction tank 6. The inner surface of the support box 12 is fixedly connected with a sleeve 905. The inner surface of the sleeve 905 is fixedly connected to the surface of the block 911. The sleeve 905 can fix the moving track of the block 911. The surface of the block 911 and the inner surface of the sleeve 905 are respectively fixedly connected to the two ends of the second spring 909. The elastic coefficient of the second spring 909 The second spring 909 can provide movement space for the card block 911, and the surface of the card block 911 is fixedly connected with the pull rod 904, and one end of the pull rod 904 passes through the surface of the sleeve 907, and the surface of the card block 911 is clamped with the surface of the clamping rod 910. The card block 911 can fix the position of the clamping rod 911, and one end of the clamping rod 910 passes through the surface of the box 1 and is fixedly connected to the surface of the rotating shaft block 902. The surface of the rotating shaft block 902 is movably connected to one end of the two sets of bent plates 901 through a pin shaft, and the surface of the rotating shaft block 902 and the inner surface of the box 1 are respectively fixedly connected to the two ends of the third spring 903. The elastic coefficient of the third spring 903 can meet the work needs according to actual needs. The third spring 903 can push the rotating shaft block 902 back to its original position, and the surface of the box 1 is rotatably connected to the roller 908 through a pin shaft. The roller 908 can make the pull rope move, and the surface of the roller 908 is rotatably connected to the pull rope.

[0028] Working principle:

[0029] When methacryloyloxypropyltriethoxysilane is processed, triethoxysilane and allyl methacrylate are placed in the feed hopper 204 in turn, and can enter the feed box 205 through the opening on the surface of the baffle 203. The external power supply of the first motor 201 is turned on, and the output shaft of the first motor 201 is started to rotate a certain angle to drive the frame 208 to move. The frame 208 can drive the feed box 205 to move, so that the feed box 205 can drive the sealing plate 202 to move synchronously, so that the sealing plate 202 can move to be tightly pressed against the slideway on the surface of the box body 1, so that the first spring 206 is stretched, so that the sealing plate 202 no longer moves, and the feed box 205 can continue to move, so that the feed box 205 can pour out the raw materials inside, so that the raw materials can be concentrated in the collection tube 4 and then transported to the inside of the reaction tank 6. According to the above operation, the raw materials can be added quantitatively, and the catalyst and the like can be added successively so that the raw materials can react.

[0030] Reaction process:

[0031] The external power supply of the second motor 10 is turned on, and the output shaft of the second motor 10 is started to rotate to drive the multiple groups of stirring plates 7 to rotate, so that the multiple groups of stirring plates 7 can stir the raw materials, so that the raw materials inside the reaction tank 6 can be quickly mixed and reacted.

[0032] Discharge cleaning process:

[0033] The operator pulls the pull rod 904 so that the pull rod 904 can drive the block 911 to move synchronously, so that the block 911 can compress the second spring 909, so that the block 911 can no longer be engaged with the surface of the clamping rod 910. Under the push of the third spring 903, the rotating shaft block 902 can push the reaction tank 6 to rotate around the connecting plate 8. At the same time, the external power supply of the third motor 906 is turned on, and the output shaft of the third motor 906 is started to rotate to drive the reel 907 to rotate slowly, so that the pull rope on the surface of the reel 907 can be slowly unfolded, so that the reaction tank 6 can rotate, and the reactants inside the reaction tank 6 can be discharged. At the same time, it is convenient to clean the inside of the reaction tank 6. According to the above operation, the output shaft of the third motor 906 is started to rotate in the opposite direction, so that the reel 907 can reel in the pull rope, so that the pull rope can pull the reaction tank 6 back to its original position, so that the clamping rod 910 can be engaged with the block 911 again.

[0034] Although the present invention has been shown and described with reference to the preferred embodiments, it will be understood by those skilled in the art that various changes in form and details may be made therein within the scope of the claims.

Claims

1. An esterification reactor, comprising a box body (1) and a support box (12), wherein the support box (12) is fixedly connected to the surface of the box body (1), characterized in that: A feed box (3) is fixedly connected to the surface of the box body (1), a quantitative feeding device (2) is arranged inside the feed box (3), an auxiliary discharge device (9) is arranged inside the support box (12), a collecting pipe (4) is fixedly connected to the surface of the box body (1), one end of the collecting pipe (4) passes through the surface of the box body (1), a support plate (11) is symmetrically fixedly connected to the inner surface of the box body (1), the protruding parts of the surface of the support plate (11) on both sides are movably connected to the surface of the connecting plate (8) through bearings, one end of the connecting plate (8) on both sides is fixedly connected to the surface of the reaction tank (6), the surface of the reaction tank (6) is fixedly connected to a feed pipe (5), and one end of the feed pipe (5) is connected to the inside of the reaction tank (6).

2. An esterification reactor according to claim 1, characterized in that: The quantitative feeding device (2) comprises a first motor (201) and a rotating rod (207), wherein the first motor (201) is fixedly connected to the inner surface of a feed box (3) via a bracket, the output shaft of the first motor (201) is fixedly connected to the rotating rod (207), the rotating rod (207) is slidably engaged with the inner surface of a frame (208) via a surface protrusion, the frame (208) is fixedly connected to the surface of a feed box (205), the surface of the feed box (205) is fixedly connected to a baffle (203), the surface of the baffle (203) is provided with an opening, and the surface of the baffle (203) is connected to the inner surface of a frame (208). The slideway provided on the inner surface of the feed box (3) is slidably engaged, the surface of the baffle (203) is slidably connected to the surface of the feed hopper (204), one end of the feed hopper (204) passes through the surface of the feed box (3), the feed box (205) is slidably engaged with the surface of the sealing plate (202) through the slideway provided on the surface, the sealing plate (202) is slidably engaged with the slideway provided on the surface of the box body (1) through the protruding portion of the surface, the protruding portion of the surface of the sealing plate (202) is fixedly connected to one end of the first spring (206), and one end of the first spring (206) is fixedly connected to the surface of the feed box (205).

3. An esterification reactor according to claim 1, characterized in that: The surface of the reaction tank (6) is fixedly connected to a second motor (10) via a bracket, and an output shaft of the second motor (10) passes through the surface of the reaction tank (6) via a sealed bearing.

4. An esterification reactor according to claim 3, characterized in that: The output shaft surface of the second motor (10) is fixedly connected to a plurality of stirring plates (7), and the surfaces of the plurality of stirring plates (7) are all slidably connected to the inner surface of the reaction tank (6).

5. An esterification reactor according to claim 1, characterized in that: The auxiliary discharging device (9) comprises a third motor (906) and a reel (907), wherein the third motor (906) is fixedly connected to the inner surface of the support box (12) via a bracket, the output shaft of the third motor (906) is fixedly connected to one end of the reel (907), the protruding portion of one end of the reel (907) is rotatably connected to the inner surface of the support box (12), a pull rope is wound around the surface of the reel (907), one end of the pull rope passes through the surface of the box body (1) and is fixedly connected to the surface of the reaction tank (6), the inner surface of the support box (12) is fixedly connected to a sleeve (905), the inner surface of the sleeve (905) is fixedly connected to the surface of a block (911), the surface of the block (911) and the inner surface of the sleeve (905) are respectively connected to The two ends of the second spring (909) are fixedly connected, and the surface of the clamping block (911) is fixedly connected with a pull rod (904), one end of the pull rod (904) passes through the surface of the sleeve (905), and the surface of the clamping block (911) is clamped with the surface of the clamping rod (910), and one end of the clamping rod (910) passes through the surface of the box (1) and is fixedly connected to the surface of the rotating shaft block (902), and the surface of the rotating shaft block (902) is movably connected to one end of the two sets of bent plates (901) through a pin shaft, and the surface of the rotating shaft block (902) and the inner surface of the box (1) are respectively fixedly connected to the two ends of the third spring (903), and the surface of the box (1) is rotationally connected to the roller (908) through a pin shaft, and the surface of the roller (908) is rotationally connected to the pull rope.

6. An esterification reactor according to claim 5, characterized in that: The surfaces of the bent plates (901) on both sides are in close contact with the surface of the reaction tank (6), and the surface of the rotating shaft block (902) is in close contact with the surface of the reaction tank (6).

7. An esterification reactor according to claim 1, characterized in that: An inclined plate (13) is fixedly connected to the inner surface of the box body (1), and the surfaces of the inclined plates (13) on both sides are respectively tightly pressed against the surfaces of the bent plates (901) on both sides.

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