CN219756904U - Drying device for formaldehyde production - Google Patents
Drying device for formaldehyde production Download PDFInfo
- Publication number
- CN219756904U CN219756904U CN202321233746.8U CN202321233746U CN219756904U CN 219756904 U CN219756904 U CN 219756904U CN 202321233746 U CN202321233746 U CN 202321233746U CN 219756904 U CN219756904 U CN 219756904U
- Authority
- CN
- China
- Prior art keywords
- mounting groove
- drying barrel
- raw materials
- drying
- screw rod
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- WSFSSNUMVMOOMR-UHFFFAOYSA-N Formaldehyde Chemical compound O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 title claims abstract description 42
- 238000001035 drying Methods 0.000 title claims abstract description 41
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 12
- 238000010438 heat treatment Methods 0.000 claims abstract description 28
- 239000002994 raw material Substances 0.000 abstract description 18
- 239000000463 material Substances 0.000 description 4
- PSVPUHBSBYJSMQ-UHFFFAOYSA-N 4-methylsulfonylbenzaldehyde Chemical compound CS(=O)(=O)C1=CC=C(C=O)C=C1 PSVPUHBSBYJSMQ-UHFFFAOYSA-N 0.000 description 2
- 239000003814 drug Substances 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- YYDNBUBMBZRNQQ-UHFFFAOYSA-N 1-methyl-4-methylsulfonylbenzene Chemical compound CC1=CC=C(S(C)(=O)=O)C=C1 YYDNBUBMBZRNQQ-UHFFFAOYSA-N 0.000 description 1
- 206010002383 Angina Pectoris Diseases 0.000 description 1
- WKBOTKDWSSQWDR-UHFFFAOYSA-N Bromine atom Chemical compound [Br] WKBOTKDWSSQWDR-UHFFFAOYSA-N 0.000 description 1
- 230000003110 anti-inflammatory effect Effects 0.000 description 1
- 238000005893 bromination reaction Methods 0.000 description 1
- GDTBXPJZTBHREO-UHFFFAOYSA-N bromine Substances BrBr GDTBXPJZTBHREO-UHFFFAOYSA-N 0.000 description 1
- 229910052794 bromium Inorganic materials 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 125000004925 dihydropyridyl group Chemical class N1(CC=CC=C1)* 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
- 239000006081 fluorescent whitening agent Substances 0.000 description 1
- 238000006460 hydrolysis reaction Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 238000007873 sieving Methods 0.000 description 1
- OTVAEFIXJLOWRX-NXEZZACHSA-N thiamphenicol Chemical compound CS(=O)(=O)C1=CC=C([C@@H](O)[C@@H](CO)NC(=O)C(Cl)Cl)C=C1 OTVAEFIXJLOWRX-NXEZZACHSA-N 0.000 description 1
- 229960003053 thiamphenicol Drugs 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Landscapes
- Drying Of Solid Materials (AREA)
Abstract
The utility model relates to the technical field of drying devices, and discloses a drying device for formaldehyde production, which comprises a drying barrel, a heating rod and a heating pipe, wherein an upper cover is clamped at the upper end of the drying barrel, a first mounting groove is formed in the bottom side of the drying barrel, a rotating motor is arranged in the first mounting groove, and the output end of the rotating motor is fixedly connected with a rotating disk. According to the utility model, formaldehyde raw materials to be dried are put into the drying barrel, the heating rod and the heating pipe are started to heat the raw materials in the drying barrel, the heat sources are uniformly distributed to enable the whole heating of the raw materials to be uniform, the rotating motor is started to drive the rotating disc to rotate, the rotating disc drives the screw rod to rotate, the raw materials falling on the screw rod move upwards along with the rotation of the screw rod, the rotation of the screw rod drives the raw materials to overturn in the drying barrel, the contact position between the raw materials is changed, and therefore the raw materials are heated uniformly.
Description
Technical Field
The utility model relates to the technical field of drying devices, in particular to a drying device for formaldehyde production.
Background
The p-methylsulfonyl benzaldehyde is the initial material for producing thiamphenicol and is also an intermediate for producing fluorescent whitening agents, dihydropyridine derivative anti-angina medicaments, anti-inflammatory and anti-rheumatism medicaments and the like. At present, the p-methylsulfonyl toluene and bromine are mainly used as raw materials in China, and the final product is obtained by drying and sieving the product obtained by the reaction after bromination reaction and hydrolysis reaction
The patent in China with the publication number of CN213873545U discloses a rotary dryer for producing p-methylsulfonyl benzaldehyde, which comprises a box body, wherein a groove is formed in the center of the top wall of the box body, the top wall of the box body is positioned at the opening of the groove and is slidably connected with a cover plate, a rotating shaft seat is fixedly arranged on one side of the bottom wall in the groove, and a belt wheel is fixedly connected to the rotating end above the rotating shaft seat.
However, the above technical scheme has the following defects that the heating mechanism can only dry the material close to the outer side in the breathable woven bag in the rotating process of the breathable woven bag, and the temperature is difficult to transfer to the material in the center, so that the material is unevenly dried, and therefore, the drying device for formaldehyde production is provided.
Disclosure of Invention
The utility model mainly solves the technical problems in the prior art and provides a drying device for formaldehyde production.
In order to achieve the above purpose, the utility model adopts the following technical scheme that the drying device for formaldehyde production comprises a drying barrel, a heating rod and a heating pipe, wherein the upper end of the drying barrel is clamped with an upper cover, the bottom side of the drying barrel is provided with a first mounting groove, the inside of the first mounting groove is provided with a rotating motor, the output end of the rotating motor is fixedly connected with a rotating disk, the rotating disk is arranged in the drying barrel, the upper end of the rotating disk is fixedly connected with a screw rod, the upper end of the heating rod is arranged at the middle position of the rotating disk corresponding to the screw rod, the heating rod is fixedly connected with the upper end of the rotating disk, the inner side of the drying barrel is provided with a second mounting groove at equal intervals, and the heating pipe is arranged in the second mounting groove.
As a further improvement of the utility model, the cross section of the second mounting groove is an inclined rectangular block, one side of the second mounting groove, which is close to the heating rod, is fixedly connected with a stop block, the thickness of the stop block is twice that of the screw rod, and one side of the screw rod, which is far away from the stop block, is provided with a chamfer angle.
As a further improvement of the utility model, grooves are formed in the side surface of the screw rod at equal intervals, the grooves are rectangular grooves, and two circulation grooves are symmetrically formed in the upper end of the upper cover.
Drawings
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It will be apparent to those skilled in the art from this disclosure that the drawings described below are merely exemplary and that other embodiments can be derived from the drawings provided without the inventive effort.
The structures, proportions, sizes, etc. shown in the present specification are shown only for the purposes of illustration and description, and are not intended to limit the scope of the utility model, which is defined by the claims, so that any structural modifications, changes in proportions, or adjustments of sizes, which do not affect the efficacy or the achievement of the present utility model, should fall within the ambit of the technical disclosure.
FIG. 1 is a schematic diagram of the overall structure of the present utility model;
FIG. 2 is a schematic view of a part of a rotary disk according to the present utility model;
fig. 3 is an enlarged schematic view of the structure of fig. 2 a according to the present utility model.
Legend description:
1. a drying barrel; 2. an upper cover; 3. a first mounting groove; 4. a rotating electric machine; 5. a rotating disc; 6. a heating rod; 7. heating pipes; 8. a second mounting groove; 9. a screw rod; 10. a stop block; 11. chamfering; 12. a groove; 13. a flow channel.
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. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Examples: the drying device for formaldehyde production comprises a drying barrel 1, a heating rod 6 and a heating pipe 7, wherein the upper end of the drying barrel 1 is clamped with an upper cover 2, a first mounting groove 3 is formed in the bottom side of the drying barrel 1, a rotating motor 4 is arranged in the first mounting groove 3, the output end of the rotating motor 4 is fixedly connected with a rotating disc 5, the rotating disc 5 is arranged in the drying barrel 1, the upper end of the rotating disc 5 is fixedly connected with a spiral rod 9, the heating rod 6 is arranged at the upper end of the rotating disc 5 and corresponds to the middle position of the spiral rod 9, the heating rod 6 is fixedly connected to the upper end of the rotating disc 5, a second mounting groove 8 is formed in the inner side of the drying barrel 1 at equal intervals in circumference, the heating pipe 7 is arranged in the second mounting groove 8, formaldehyde raw materials to be dried are put into the drying barrel 1, the heating rod 6 and the heating pipe 7 are started to heat raw materials in the drying barrel 1, the heat sources are uniformly distributed to enable the whole raw materials to be heated, the rotating motor 4 is started, the rotating motor 4 drives the rotating disc 5 to rotate, the rotating disc 5 drives the spiral rod 9 to rotate, the spiral rod 9 is driven to rotate, the spiral rod 9 falls on the spiral rod 9 to rotate along with the spiral rod 9 to rotate, and the spiral rod 9 rotates to enable the spiral rod 9 to be uniformly rotated, and the raw materials to be contacted with the raw materials to be uniformly heated, and then the raw materials are uniformly heated and turned upwards and made to be heated;
the cross section of the second mounting groove 8 is a rectangular block with an inclination, one side, close to the heating rod 6, of the second mounting groove 8 is fixedly connected with a stop block 10, the thickness of the stop block 10 is twice that of the spiral rod 9, one side, far away from the stop block 10, of the spiral rod 9 is provided with a chamfer 11, when raw materials cannot completely fill the inside of the drying barrel 1, when the spiral rod 9 rotates, the raw materials are restrained by the stop block 10 when moving on the spiral rod 9, the raw materials can move upwards along with the movement of the spiral rod 9, slide off from the side surface of the spiral rod 9 again, the overturning probability of the raw materials is improved, the use efficiency is improved, grooves 12 are formed in the side surface of the spiral rod 9 at equal intervals, the grooves 12 are rectangular grooves, two circulation grooves 13 are symmetrically formed in the upper end of the upper cover 2, the grooves 12 and the circulation grooves 13 are used for guiding the water and the air in the drying barrel 1, and the practicability of the device is improved.
The foregoing has shown and described the basic principles and main features of the present utility model and the advantages of the present utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (4)
1. The utility model provides a drying device of formaldehyde production, includes drying barrel (1), heating rod (6) and heating pipe (7), and upper end joint of drying barrel (1) has upper cover (2), and first mounting groove (3) have been seted up to the bottom side of drying barrel (1), and the inside of first mounting groove (3) is provided with rotating electrical machines (4), and the output fixedly connected with rotary disk (5) of rotating electrical machines (4), rotary disk (5) set up the inside at drying barrel (1), its characterized in that: the upper end fixedly connected with hob (9) of rotary disk (5), the intermediate position that hob (9) is corresponded to the upper end that hob (5) was set up to heating rod (6), and heating rod (6) fixed connection is in the upper end of rotary disk (5), and second mounting groove (8) have been seted up to the inboard equidistance circumference of drying barrel (1), and heating pipe (7) set up the inside in second mounting groove (8).
2. A formaldehyde production drying apparatus according to claim 1, wherein: the cross section of the second mounting groove (8) is an inclined rectangular block, one side, close to the heating rod (6), of the second mounting groove (8) is fixedly connected with a stop block (10), the thickness of the stop block (10) is twice that of the screw rod (9), and one side, far away from the stop block (10), of the screw rod (9) is provided with a chamfer angle (11).
3. A formaldehyde production drying apparatus according to claim 1, wherein: grooves (12) are formed in the side face of the screw rod (9) at equal intervals, and the grooves (12) are rectangular grooves.
4. A formaldehyde production drying apparatus according to claim 1, wherein: two circulation grooves (13) are symmetrically formed in the upper end of the upper cover (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321233746.8U CN219756904U (en) | 2023-05-22 | 2023-05-22 | Drying device for formaldehyde production |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321233746.8U CN219756904U (en) | 2023-05-22 | 2023-05-22 | Drying device for formaldehyde production |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219756904U true CN219756904U (en) | 2023-09-26 |
Family
ID=88072764
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321233746.8U Active CN219756904U (en) | 2023-05-22 | 2023-05-22 | Drying device for formaldehyde production |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219756904U (en) |
-
2023
- 2023-05-22 CN CN202321233746.8U patent/CN219756904U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |