CN220919230U - High-efficient heating device of m-hydroxybenzoic acid production - Google Patents
High-efficient heating device of m-hydroxybenzoic acid production Download PDFInfo
- Publication number
- CN220919230U CN220919230U CN202322550349.XU CN202322550349U CN220919230U CN 220919230 U CN220919230 U CN 220919230U CN 202322550349 U CN202322550349 U CN 202322550349U CN 220919230 U CN220919230 U CN 220919230U
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- kettle
- kettle body
- cover
- fixedly arranged
- pipe
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- 238000010438 heat treatment Methods 0.000 title claims abstract description 51
- DNUYOWCKBJFOGS-UHFFFAOYSA-N 2-[[10-(2,2-dicarboxyethyl)anthracen-9-yl]methyl]propanedioic acid Chemical compound C1=CC=C2C(CC(C(=O)O)C(O)=O)=C(C=CC=C3)C3=C(CC(C(O)=O)C(O)=O)C2=C1 DNUYOWCKBJFOGS-UHFFFAOYSA-N 0.000 title claims abstract description 20
- IJFXRHURBJZNAO-UHFFFAOYSA-N meta--hydroxybenzoic acid Natural products OC(=O)C1=CC=CC(O)=C1 IJFXRHURBJZNAO-UHFFFAOYSA-N 0.000 title claims abstract description 20
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 10
- 238000003756 stirring Methods 0.000 claims abstract description 16
- 239000000463 material Substances 0.000 claims abstract description 7
- 230000005540 biological transmission Effects 0.000 claims description 16
- 239000003638 chemical reducing agent Substances 0.000 claims description 16
- 238000003825 pressing Methods 0.000 claims description 3
- 239000012780 transparent material Substances 0.000 claims description 3
- 238000006243 chemical reaction Methods 0.000 abstract description 14
- 239000012429 reaction media Substances 0.000 description 7
- 238000010586 diagram Methods 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- WFDIJRYMOXRFFG-UHFFFAOYSA-N Acetic anhydride Chemical compound CC(=O)OC(C)=O WFDIJRYMOXRFFG-UHFFFAOYSA-N 0.000 description 3
- 238000007599 discharging Methods 0.000 description 3
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 2
- 239000003513 alkali Substances 0.000 description 2
- WPYMKLBDIGXBTP-UHFFFAOYSA-N benzoic acid Chemical compound OC(=O)C1=CC=CC=C1 WPYMKLBDIGXBTP-UHFFFAOYSA-N 0.000 description 2
- 230000004927 fusion Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- RLSSMJSEOOYNOY-UHFFFAOYSA-N m-cresol Chemical compound CC1=CC=CC(O)=C1 RLSSMJSEOOYNOY-UHFFFAOYSA-N 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 238000006277 sulfonation reaction Methods 0.000 description 2
- 230000007306 turnover Effects 0.000 description 2
- 125000005274 4-hydroxybenzoic acid group Chemical group 0.000 description 1
- QTBSBXVTEAMEQO-UHFFFAOYSA-M Acetate Chemical compound CC([O-])=O QTBSBXVTEAMEQO-UHFFFAOYSA-M 0.000 description 1
- 239000005711 Benzoic acid Substances 0.000 description 1
- WETWJCDKMRHUPV-UHFFFAOYSA-N acetyl chloride Chemical compound CC(Cl)=O WETWJCDKMRHUPV-UHFFFAOYSA-N 0.000 description 1
- 239000012346 acetyl chloride Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 235000010233 benzoic acid Nutrition 0.000 description 1
- 125000003178 carboxy group Chemical group [H]OC(*)=O 0.000 description 1
- 150000001732 carboxylic acid derivatives Chemical class 0.000 description 1
- 239000003054 catalyst Substances 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000012840 feeding operation Methods 0.000 description 1
- 230000007062 hydrolysis Effects 0.000 description 1
- 238000006460 hydrolysis reaction Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 230000020477 pH reduction Effects 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Physical Or Chemical Processes And Apparatus (AREA)
Abstract
The utility model discloses an efficient heating device for m-hydroxybenzoic acid production, which comprises a reaction kettle, wherein the reaction kettle comprises a kettle body, a kettle cover and a jacket, a stirring assembly is arranged on the kettle cover, a heating assembly is arranged in the jacket, the kettle cover is fixedly arranged at the top end of the kettle body through bolts, the jacket is fixedly arranged in the kettle body, a discharge pipe is fixedly arranged at the bottom end of the kettle body, the top end of the kettle cover is rotatably provided with a flip through a hinge, an angle adjusting assembly is arranged outside the kettle body, the angle adjusting assembly comprises two racks, and the two racks are respectively arranged at two sides of the kettle body. According to the utility model, the first motor drives the driving wheel to rotate through the angle adjusting component, the driving wheel drives the driven wheel to rotate through the belt, the driven wheel drives the rotating column to rotate, the kettle body can do rotary motion through the rotating column, the position of the flip can be changed randomly, and the material feeding work from the flip is facilitated.
Description
Technical Field
The utility model relates to the technical field of m-hydroxybenzoic acid production, in particular to a high-efficiency heating device for m-hydroxybenzoic acid production.
Background
The m-hydroxybenzoic acid has a chemical formula of C7H6O3 and is a white crystal, and the preparation method adopts benzoic acid as a raw material in the past, and uses sulfuric acid for sulfonation, further alkali fusion and acidification are carried out to obtain a finished product. The method has strong sulfonation and alkali fusion corrosivity, high temperature and poor operation environment, the Chemicalbook process is not used at present, m-cresol is used as a raw material, acetic anhydride or acetyl chloride is used for protecting carboxyl into acetate, and then air oxidation is further carried out in the presence of a catalyst to generate corresponding carboxylic acid, and hydrolysis is carried out to obtain a finished product.
The existing m-hydroxybenzoic acid production process needs a reaction kettle, and a general reaction kettle adopts a fixed type, so that the structure of the reaction kettle cannot be changed, and the material loading work is not facilitated.
Disclosure of utility model
The utility model aims to solve the defects in the prior art, and provides a high-efficiency heating device for producing m-hydroxybenzoic acid.
In order to achieve the above purpose, the present utility model adopts the following technical scheme:
The high-efficiency heating device for m-hydroxybenzoic acid production comprises a reaction kettle, wherein the reaction kettle comprises a kettle body, a kettle cover and a jacket, a stirring component is arranged on the kettle cover, a heating component is arranged in the jacket, the kettle cover is fixedly arranged at the top end of the kettle body through bolts, the jacket is fixedly arranged in the kettle body, a discharging pipe is fixedly arranged at the bottom end of the kettle body, a flip is rotatably arranged at the top end of the kettle cover through a hinge, and an angle adjusting component is arranged outside the kettle body;
The angle adjusting assembly comprises a frame, the number of the frames is two and is respectively arranged on two sides of a kettle body, bearings are fixedly arranged at the top end of the frame, rotating columns are fixedly arranged on two sides of the kettle body and fixedly connected with the bearings, one rotating column penetrates through one side of the bearings and is fixedly provided with a driven wheel, a first motor is fixedly arranged on one frame, a driving wheel is fixedly arranged at the output end of the first motor, and a belt is connected between the driving wheel and the driven wheel in a transmission manner.
Further, the stirring assembly comprises a second motor and a support frame, the support frame is fixedly arranged at the top end of the kettle cover, a speed reducer is fixedly arranged at the output end of the second motor, the speed reducer is fixedly arranged at the top end of the support frame, a transmission shaft is fixedly arranged at the output end of the speed reducer, one end of the transmission shaft penetrates through the kettle cover and is led into the kettle body, and a stirring paddle is fixedly arranged at one end of the transmission shaft.
Further, the heating component comprises a heating pipe, the heating pipe is fixedly arranged on the inner wall of the jacket, the heating pipe is in a serpentine shape, a steam pipe is fixedly arranged on the outer wall of the kettle body, the steam pipe is fixedly connected with the heating pipe, a drain pipe is fixedly arranged at the bottom end of the kettle body, and the drain pipe is fixedly connected with the heating pipe.
Furthermore, an observation window is arranged at the center of the flip cover, and the observation window is made of transparent materials.
Furthermore, a pressure gauge is fixedly arranged at the top end of the kettle cover.
The beneficial effects of the utility model are as follows:
1. according to the utility model, the first motor drives the driving wheel to rotate through the angle adjusting component, the driving wheel drives the driven wheel to rotate through the belt, the driven wheel drives the rotating column to rotate, the kettle body can do rotary motion through the rotating column, the position of the flip can be changed randomly, and the material feeding work from the flip is facilitated.
2. According to the utility model, the stirring assembly and the heating assembly are arranged, steam is introduced into the steam pipe, high-temperature and high-pressure steam flows in the heating pipe to heat the reaction medium in the jacket, condensed water is formed after the steam exchanges heat with the reaction medium in the jacket and is discharged from the drain pipe, the heating is more uniform by the snake-shaped heating pipe, the numerical value on the pressure gauge displays the pressure in the jacket, the second motor is started to output power to the speed reducer, the speed reducer drives the transmission shaft to rotate at a high speed with the stirring paddle, and the medium in the jacket reacts more fully.
Drawings
FIG. 1 is a schematic diagram of the overall structure of a high-efficiency heating device for producing m-hydroxybenzoic acid according to the present utility model;
FIG. 2 is a schematic cross-sectional view of a device for efficiently heating in the production of m-hydroxybenzoic acid according to the present utility model;
FIG. 3 is a schematic diagram showing the installation of a heating pipe of the efficient heating device for producing m-hydroxybenzoic acid in a jacket;
FIG. 4 is a schematic diagram showing the installation of a flip cover on a kettle cover of an efficient heating device for producing m-hydroxybenzoic acid;
Fig. 5 is a schematic structural diagram of a stirring assembly of an efficient heating device for producing m-hydroxybenzoic acid according to the present utility model.
In the figure: 1. a reaction kettle; 2. a kettle body; 3. a kettle cover; 4. a jacket; 5. a discharge pipe; 6. a flip cover; 7. a frame; 8. a bearing; 9. rotating the column; 10. driven wheel; 11. a first motor; 12. a driving wheel; 13. a belt; 14. a second motor; 15. a support frame; 16. a speed reducer; 17. a transmission shaft; 18. stirring paddles; 19. heating pipes; 20. a steam pipe; 21. a drain pipe; 22. an observation window; 23. a pressure gauge.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.
Referring to fig. 1-5, an efficient heating device for m-hydroxybenzoic acid production comprises a reaction kettle 1, wherein the reaction kettle 1 comprises a kettle body 2, a kettle cover 3 and a jacket 4, a stirring assembly is arranged on the kettle cover 3, a heating assembly is arranged in the jacket 4, the kettle cover 3 is fixedly arranged at the top end of the kettle body 2 through bolts, the jacket 4 is fixedly arranged inside the kettle body 2, a discharge pipe 5 is fixedly arranged at the bottom end of the kettle body 2, a flip 6 is rotatably arranged at the top end of the kettle cover 3 through a hinge, and an angle adjusting assembly is arranged outside the kettle body 2;
the angle adjusting component comprises a frame 7, the number of the frames 7 is two and is respectively arranged on two sides of a kettle body 2, a bearing 8 is fixedly arranged at the top end of the frame 7, a rotating column 9 is fixedly arranged on two sides of the kettle body 2, the rotating column 9 is fixedly connected with the bearing 8, one of the rotating columns 9 penetrates through one side of the bearing 8 and is fixedly provided with a driven wheel 10, a first motor 11 is fixedly arranged on one frame 7, the output end of the first motor 11 is fixedly provided with a driving wheel 12, a belt 13 is connected between the driving wheel 12 and the driven wheel 10 in a transmission manner, the driving wheel 12 drives the driving wheel 12 to rotate, the driven wheel 10 drives the rotating column 9 to rotate through the belt 13, the kettle body 2 can do rotary motion through the rotating column 9, the position of a flip cover 6 can be changed randomly, and the material feeding operation from the flip cover 6 is facilitated.
Referring to fig. 2, 3 and 5, the present utility model is specifically: the stirring assembly comprises a second motor 14 and a supporting frame 15, the supporting frame 15 is fixedly arranged at the top end of the kettle cover 3, a speed reducer 16 is fixedly arranged at the output end of the second motor 14, the speed reducer 16 is fixedly arranged at the top end of the supporting frame 15, a transmission shaft 17 is fixedly arranged at the output end of the speed reducer 16, one end of the transmission shaft 17 penetrates through the kettle cover 3 and is led into the kettle body 2, a stirring paddle 18 is fixedly arranged at one end of the transmission shaft 17, the second motor 14 outputs power to the speed reducer 16, the speed reducer 16 drives the transmission shaft 17 to rotate at a high speed with the stirring paddle 18, the medium in the jacket 4 reacts more fully, and the medium is discharged from the discharge pipe 5 after the reaction is completed.
Referring to fig. 2 and 3, the present utility model is specifically: the heating element includes heating pipe 19, heating pipe 19 fixed mounting is on pressing from both sides the cover 4 inner wall, heating pipe 19 is the snakelike form, cauldron body 2 outer wall fixed mounting has steam pipe 20, steam pipe 20 and heating pipe 19 fixed connection, cauldron body 2 bottom fixed mounting has drain pipe 21, drain pipe 21 and heating pipe 19 fixed connection, let in steam pipe 20 with steam, high temperature high pressure steam circulate in heating pipe 19 and heat the reaction medium in the cover 4, and steam forms the comdenstion water and discharges from drain pipe 21 after pressing from both sides the cover 4 internal reaction medium heat exchange, and snakelike heating pipe 19 makes the heating more even.
Referring to fig. 4, the present utility model is specifically: the center position of the flip 6 is provided with an observation window 22, and the observation window 22 is made of transparent materials, so that workers can observe the reaction condition inside the reaction kettle 1 conveniently.
Referring to fig. 4, the present utility model is specifically: the top end of the kettle cover 3 is fixedly provided with a pressure gauge 23, and the numerical value on the pressure gauge 23 displays the pressure in the jacket 4.
Working principle: the first motor 11 is started, the first motor 11 drives the driving wheel 12 to rotate, the driving wheel 12 drives the driven wheel 10 to rotate through the belt 13, the driven wheel 10 drives the rotating column 9 to rotate, the kettle body 2 can rotate through the rotating column 9, the position of the turnover cover 6 can be changed randomly, the material can be conveniently fed from the turnover cover 6, steam is led into the steam pipe 20, high-temperature and high-pressure steam circulates in the heating pipe 19 to heat reaction medium in the jacket 4, the steam forms condensed water after heat exchange with the reaction medium in the jacket 4 and is discharged from the water discharging pipe 21, the serpentine heating pipe 19 enables heating to be more uniform, the numerical value on the pressure gauge 23 displays the pressure in the jacket 4, the second motor 14 is started to output power to the speed reducer 16, the speed reducer 16 drives the transmission shaft 17 to rotate with the stirring paddle 18 at a high speed, the medium in the jacket 4 reacts more fully, and the reaction medium in the jacket 4 is discharged from the material discharging pipe 5 after the reaction is completed.
The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.
In the description of this patent, it should be understood that the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, merely to facilitate describing the patent and simplify the description, and do not indicate or imply that the devices or elements being referred to must have a particular orientation, be configured and operated in a particular orientation, and are therefore not to be construed as limiting the patent.
Claims (5)
1. The utility model provides a high-efficient heating device of m-hydroxybenzoic acid production, its characterized in that, including reation kettle (1), reation kettle (1) includes the cauldron body (2), kettle cover (3), presss from both sides cover (4), be provided with stirring subassembly on kettle cover (3), be provided with heating subassembly in pressing from both sides cover (4), kettle cover (3) pass through bolt fixed mounting at kettle body (2) top, press from both sides cover (4) fixed mounting inside kettle body (2), kettle body (2) bottom fixed mounting has row material pipe (5), flip (6) are installed through the hinge rotation in kettle cover (3) top, kettle body (2) outside is provided with angle adjustment subassembly;
The angle adjusting assembly comprises a frame (7), the number of the frames (7) is two and is respectively arranged on two sides of a kettle body (2), bearings (8) are fixedly arranged at the top end of the frame (7), rotating columns (9) are fixedly arranged on two sides of the kettle body (2), the rotating columns (9) are fixedly connected with the bearings (8), one of the rotating columns (9) penetrates through one side of the bearings (8) and is fixedly provided with a driven wheel (10), a first motor (11) is fixedly arranged on one frame (7), a driving wheel (12) is fixedly arranged at the output end of the first motor (11), and a belt (13) is connected between the driving wheel (12) and the driven wheel (10) in a transmission mode.
2. The efficient heating device for producing the m-hydroxybenzoic acid according to claim 1, wherein the stirring assembly comprises a second motor (14) and a supporting frame (15), the supporting frame (15) is fixedly installed at the top end of the kettle cover (3), a speed reducer (16) is fixedly installed at the output end of the second motor (14), the speed reducer (16) is fixedly installed at the top end of the supporting frame (15), a transmission shaft (17) is fixedly installed at the output end of the speed reducer (16), one end of the transmission shaft (17) penetrates through the kettle cover (3) and is led into the kettle body (2), and a stirring paddle (18) is fixedly installed at one end of the transmission shaft (17).
3. The efficient heating device for producing m-hydroxybenzoic acid according to claim 1, wherein the heating assembly comprises a heating pipe (19), the heating pipe (19) is fixedly installed on the inner wall of the jacket (4), the heating pipe (19) is in a serpentine shape, a steam pipe (20) is fixedly installed on the outer wall of the kettle body (2), the steam pipe (20) is fixedly connected with the heating pipe (19), a drain pipe (21) is fixedly installed at the bottom end of the kettle body (2), and the drain pipe (21) is fixedly connected with the heating pipe (19).
4. The efficient heating device for producing m-hydroxybenzoic acid as claimed in claim 1, wherein an observation window (22) is provided at the center of the flip (6), and the observation window (22) is made of transparent material.
5. The efficient heating device for producing the m-hydroxybenzoic acid as claimed in claim 1, wherein a pressure gauge (23) is fixedly arranged at the top end of the kettle cover (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322550349.XU CN220919230U (en) | 2023-09-20 | 2023-09-20 | High-efficient heating device of m-hydroxybenzoic acid production |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322550349.XU CN220919230U (en) | 2023-09-20 | 2023-09-20 | High-efficient heating device of m-hydroxybenzoic acid production |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220919230U true CN220919230U (en) | 2024-05-10 |
Family
ID=90933561
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322550349.XU Active CN220919230U (en) | 2023-09-20 | 2023-09-20 | High-efficient heating device of m-hydroxybenzoic acid production |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220919230U (en) |
-
2023
- 2023-09-20 CN CN202322550349.XU patent/CN220919230U/en active Active
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