CN217450140U - Cooling device for dimethyl ether production - Google Patents
Cooling device for dimethyl ether production Download PDFInfo
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- CN217450140U CN217450140U CN202220598610.6U CN202220598610U CN217450140U CN 217450140 U CN217450140 U CN 217450140U CN 202220598610 U CN202220598610 U CN 202220598610U CN 217450140 U CN217450140 U CN 217450140U
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- reaction kettle
- dimethyl ether
- cooling
- reation kettle
- cooling device
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
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Abstract
The utility model belongs to the technical field of dimethyl ether production and processing, in particular to a cooling device for dimethyl ether production, which aims at the problems that a reaction kettle lacks a heat dissipation cooling device and raw materials are easy to adhere to the inner side wall of the reaction kettle to cause raw material waste during dimethyl ether production and processing, and the cooling device comprises a reaction kettle, wherein a scraping mechanism which is far away from one end of a rotating shaft and is attached to the inner side wall of the reaction kettle is arranged on the side surface of the rotating shaft, and a cooling mechanism which is integrally spiral is attached to the outer side wall of the reaction kettle; the utility model discloses an axis of rotation drives scraper mechanism laminating reation kettle's inside wall when rotating and rotates to scrape continuously reation kettle's inside wall, strike off the raw materials that bonds on the reation kettle inside wall, reduce the waste of raw materials, practice thrift the cost, cooling body carries out rapid cooling to reation kettle, and the mode of forced air cooling with the liquid cooling has improved the refrigerated efficiency to reation kettle side, improves reation kettle's life.
Description
Technical Field
The utility model relates to a dimethyl ether production and processing technology field especially relates to a cooling device is used in dimethyl ether production.
Background
Dimethyl ether is a flammable gas that forms an explosive mixture when mixed with air. Contact heat, sparks, flames or oxidants are prone to combustion and explosion. The peroxide which is exposed to air or can generate potential explosion hazard under the condition of illumination has higher density than air, can spread to a quite far place at a lower position and can be ignited and burned back when meeting a fire source. If high heat is encountered, the internal pressure of the container is increased, and the danger of cracking and explosion is caused. Mainly used as a methylating agent for producing dimethyl sulfate and also used for synthesizing methyl acetate, acetic anhydride, ethylene dimethyl ester and ethylene; it can also be used as substitute for alkylating agent, refrigerant, foaming agent, solvent, leaching agent, extracting agent, anesthetic, fuel, civil ethanol complex, and freon aerosol.
When production processing dimethyl ether, need use reation kettle to carry out a series of reaction synthesis, the raw materials in the reation kettle releases a large amount of heats when carrying out dimethyl ether reaction, continuously heats reation kettle, and long-time the use can cause the damage to reation kettle, reduces reation kettle's life, and partial raw materials easily adheres on the reation kettle inside wall when reation kettle is synthetic simultaneously, causes the waste of raw materials.
Therefore, a cooling device for dimethyl ether production is needed to solve the problem that during dimethyl ether production and processing, a reaction kettle lacks a heat dissipation cooling device and raw materials are easy to adhere to the inner side wall of the reaction kettle, so that raw materials are wasted.
SUMMERY OF THE UTILITY MODEL
The utility model provides a pair of cooling device is used in dimethyl ether production has solved dimethyl ether production man-hour, and reation kettle lacks heat dissipation cooling device and the raw materials easily adheres at the reation kettle inside wall, causes the extravagant problem of raw materials.
In order to achieve the above purpose, the utility model adopts the following technical scheme: a cooling device for dimethyl ether production comprises a reaction kettle, a driving motor is arranged at the bottom end of the reaction kettle, the output end of the driving motor is coaxially fixed with two gears which are meshed and connected, a rotating shaft which is rotatably connected with the inner side wall of the bottom end of the reaction kettle is fixed at the central position of the gear, a stirring blade is fixed on the side surface of the rotating shaft, the stirring blades are arranged in a plurality and are distributed in equal distance, the side surface of the rotating shaft is provided with a scraping mechanism, one end of the scraping mechanism, which is far away from the rotating shaft, is attached to the inner side wall of the reaction kettle, the outer side wall of the reaction kettle is provided with a cooling mechanism which is integrally spiral, the cooling mechanism is communicated with an air delivery pipe and a liquid delivery pipe, the air delivery pipe and the liquid delivery pipe are respectively connected with an air blower and a water pump, and a feed pipe and a discharge pipe which are communicated with the inside of the reaction kettle are arranged on the side surface of the reaction kettle.
Preferably, the cooling mechanism comprises a radiating block which is fixedly attached to the outer side wall of the reaction kettle, the radiating block is spiral, a flowing cavity communicated with the infusion tube is formed in the radiating block in a spiral mode, a ventilating cavity communicated with the air delivery tube is formed in the radiating block in a spiral mode, and the ventilating cavity is located on the outer side of the flowing cavity.
Preferably, scrape the material mechanism and include the adapter sleeve fixed with the axis of rotation side, the one end sliding connection that the axis of rotation was kept away from to the adapter sleeve has the connecting block, the one end that the adapter sleeve was kept away from to the connecting block is fixed with the scraper blade of laminating mutually with the reation kettle inside wall, the connecting block is fixed with the spring with the adapter sleeve opposite flank.
Preferably, the blow hole has been seted up to the radiating block lateral surface, the blow hole is provided with a plurality ofly and is the equidistance and distributes.
Preferably, the stirring blade has a through hole on the side, the through hole is provided with a plurality of, a plurality of the through holes are the equidistance and distribute.
Preferably, a liquid receiving tank is arranged right below the bottom end of the flow cavity, and the liquid receiving tank is communicated with a communicating pipe connected with the input end of the water pump.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the utility model discloses well driving motor drives one of them gear revolve, and the pivoted gear drives another gear revolve through the meshing transmission to drive two mutual antiport of axis of rotation, two axis of rotation drive the side on the stirring leaf that the equidistance distributes and carried out mutual reverse even stirring to the raw materials in the reation kettle, avoid the raw materials in the reation kettle to form one-way whirl, lead to stirring inhomogeneous problem, effectively strengthened the stirring effect to the raw materials in the reation kettle.
2. When the utility model is used for cooling the reaction kettle, the cooling liquid is pumped into the flowing cavity in the heat dissipation block by the water pump through the liquid conveying pipe to flow, the cooling liquid flowing spirally cools the side wall of the reaction kettle, and simultaneously the air blower pumps cold air and feeds the cold air into the ventilation cavity in the heat dissipation block through the air conveying pipe to cool the side wall of the reaction kettle, thereby further increasing the cooling effect, the air cooling and liquid cooling mode improves the efficiency of cooling the side surface of the reaction kettle, avoiding the reaction kettle from being damaged by long-time continuous high temperature, prolonging the service life of the reaction kettle, the rotating shaft drives the connecting sleeve to rotate when rotating, the connecting sleeve, the spring and the connecting block are matched to drive the inner side wall of the scraper plate to be attached to the reaction kettle to rotate, thereby continuously scraping the inner side wall of the reaction kettle, scraping the raw material adhered on the inner side wall of the reaction kettle to be synthesized, and reducing the waste of the raw material, and the cost is saved.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is an enlarged schematic view of the structure at A in FIG. 1;
FIG. 3 is a schematic view of a partial structure of the stirring blade of the present invention;
FIG. 4 is a schematic view of a partial structure of the gear of the present invention;
fig. 5 is a schematic view of a partial structure of the scraping mechanism of the present invention.
In the figure: 1. a cooling mechanism; 101. a heat dissipating block; 102. a ventilation cavity; 103. a blowhole; 104. a flow chamber; 2. a scraping mechanism; 201. a squeegee; 202. a spring; 203. connecting sleeves; 204. connecting blocks; 3. a reaction kettle; 4. a water pump; 5. a communicating pipe; 6. a liquid collection box; 7. a blower; 8. a wind delivery pipe; 9. a gear; 10. a drive motor; 11. a feed pipe; 12. a discharge pipe; 13. a transfusion tube; 14. a rotating shaft; 15. stirring blades; 16. and a through hole.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
Referring to fig. 1-5, a cooling device for dimethyl ether production, which comprises a reaction kettle 3, wherein a driving motor 10 is arranged at the bottom end of the reaction kettle 3, gears 9 are coaxially fixed at the output ends of the driving motor 10, two gears 9 are arranged, the two gears 9 are meshed and connected, a rotating shaft 14 which is rotatably connected with the inner side wall of the bottom end of the reaction kettle 3 is fixed at the central position of the gear 9, a plurality of stirring blades 15 are fixed on the side surface of the rotating shaft 14, the stirring blades 15 are equidistantly distributed, a scraping mechanism 2 which is far away from the rotating shaft 14 and is attached to the inner side wall of the reaction kettle 3 is arranged on the side surface of the rotating shaft 14, an overall spiral cooling mechanism 1 is attached to the outer side wall of the reaction kettle 3, an air conveying pipe 8 and an infusion pipe 13 are communicated with the cooling mechanism 1, the air conveying pipe 8 and the infusion pipe 13 are respectively connected with an air blower 7 and a water pump 4, and an inlet pipe 11 and a discharge pipe 12 which are communicated with the interior of the reaction kettle 3 are arranged on the side surface of the reaction kettle 3; during dimethyl ether production and processing, raw materials are input into a reaction kettle 3 through an inlet pipe 11, a driving motor 10 is started to work, the driving motor 10 drives one gear 9 to rotate, the rotating gear 9 drives the other gear 9 to rotate through meshing transmission, so as to drive two rotating shafts 14 to rotate in opposite directions, the two rotating shafts 14 drive stirring blades 15 which are distributed on the side surfaces at equal intervals to uniformly stir the raw materials in the reaction kettle 3 in opposite directions, the problem that the raw materials in the reaction kettle 3 form one-way rotational flow to cause uneven stirring is avoided, the stirring effect on the raw materials in the reaction kettle 3 is effectively enhanced, the rotating shafts 14 drive a scraping mechanism 2 to rotate along the inner side wall of the reaction kettle 3 when rotating, so as to continuously scrape the inner side wall of the reaction kettle 3, and the raw materials bonded on the inner side wall of the reaction kettle 3 are scraped to perform reaction synthesis, reduce the waste of raw materials, practice thrift the cost, water pump 4 lets in cooling body 1 with the coolant liquid through transfer line 13 in, cooling body 1 that is the spiral and laminate with 3 lateral walls of reation kettle carries out rapid cooling to reation kettle 3, air-blower 7 pumps cold wind and lets in cooling body 1 through defeated tuber pipe 8 in simultaneously, the air-cooled mode that adds the liquid cooling has improved 3 side refrigerated efficiency to reation kettle, avoid lasting high temperature for a long time to cause the damage to reation kettle 3, improve reation kettle 3's life.
The cooling mechanism 1 comprises a heat dissipation block 101 which is fixedly attached to the outer side wall of the reaction kettle 3, the heat dissipation block 101 is spiral, a flow cavity 104 communicated with the liquid conveying pipe 13 is spirally formed in the heat dissipation block 101, a ventilation cavity 102 communicated with the air conveying pipe 8 is spirally formed in the heat dissipation block 101, and the ventilation cavity 102 is located on the outer side of the flow cavity 104; when cooling down reation kettle 3, water pump 4 lets in the mobile chamber 104 flow in the radiating block 101 with the coolant liquid through transfer line 13, the coolant liquid that the spiral flows carries out rapid cooling to reation kettle 3 lateral wall, air-blower 7 cools off reation kettle 3 lateral wall in ventilating chamber 102 in sending into radiating block 101 with cold wind pumping and letting in through defeated tuber pipe 8 simultaneously, further increase the cooling effect, the mode of air-cooling with the liquid cooling has improved the refrigerated efficiency to 3 sides of reation kettle, avoid lasting high temperature for a long time to cause the damage to reation kettle 3, improve reation kettle 3's life.
The scraping mechanism 2 comprises a connecting sleeve 203 fixed with the side surface of the rotating shaft 14, one end of the connecting sleeve 203 far away from the rotating shaft 14 is connected with a connecting block 204 in a sliding manner, one end of the connecting block 204 far away from the connecting sleeve 203 is fixed with a scraping plate 201 attached to the inner side wall of the reaction kettle 3, and the opposite side surfaces of the connecting block 204 and the connecting sleeve 203 are fixed with springs 202; drive adapter sleeve 203 when axis of rotation 14 rotates, adapter sleeve 203, spring 202 and connecting block 204 cooperation drive scraper blade 201 laminating reation kettle 3's inside wall and rotate to scrape continuously reation kettle 3's inside wall, strike off the raw materials that bond on the reation kettle 3 inside wall and react the synthesis, reduce the waste of raw materials, practice thrift the cost.
The outer side surface of the heat dissipation block 101 is provided with a plurality of air blowing holes 103, and the air blowing holes 103 are distributed at equal intervals; during specific work, cold air in the ventilation cavity 102 is discharged from the uniformly distributed air blowing holes 103 and blown out to the side wall of the reaction kettle 3, so that the cooling efficiency is improved.
The side surface of the stirring blade 15 is provided with a plurality of through holes 16, and the through holes 16 are distributed at equal intervals; during specific work, the through holes 16 effectively reduce the resistance of the stirring blades 15 during stirring.
A liquid receiving tank 6 is arranged right below the bottom end of the flowing cavity 104, and the liquid receiving tank 6 is communicated with a communicating pipe 5 connected with the input end of the water pump 4; during specific work, the cooling liquid flowing out of the flowing cavity 104 enters the liquid receiving tank 6 and is input into the water pump 4 through the communicating pipe 5, and the cooling liquid is recycled.
The working principle is as follows: during dimethyl ether production and processing, raw materials are input into a reaction kettle 3 through an inlet pipe 11, a driving motor 10 is started to work, the driving motor 10 drives one gear 9 to rotate, the rotating gear 9 drives the other gear 9 to rotate through meshing transmission, so that two rotating shafts 14 are driven to rotate in opposite directions, the two rotating shafts 14 drive stirring blades 15 which are distributed on the side surfaces at equal intervals to uniformly stir the raw materials in the reaction kettle 3 in opposite directions, the problem that the raw materials in the reaction kettle 3 form one-way rotational flow to cause uneven stirring is avoided, the stirring effect on the raw materials in the reaction kettle 3 is effectively enhanced, a water pump 4 leads cooling liquid into a flowing cavity 104 in a heat dissipation block 101 through a liquid conveying pipe 13 to flow, the side wall of the reaction kettle 3 is rapidly cooled by the cooling liquid which flows spirally, and a blower 7 pumps cold air and leads the cold air into a ventilation cavity 102 in the heat dissipation block 101 through an air conveying pipe 8 to cool the side wall of the reaction kettle 3, further increase the cooling effect, the mode of air-cooled with the liquid cooling has improved the refrigerated efficiency to 3 sides of reation kettle, drive adapter sleeve 203 when axis of rotation 14 rotates and rotate, adapter sleeve 203, spring 202 and connecting block 204 cooperation drive the inside wall rotation of scraper blade 201 laminating reation kettle 3, thereby scrape the inside wall to reation kettle 3 continuously, strike off the raw materials that bonds on the inside wall of reation kettle 3 and react the synthesis, cold wind in the ventilation chamber 102 is dispersed from evenly distributed's blowhole 103 and is blown off on reation kettle 3 lateral wall, the coolant liquid that flows in the chamber 104 that flows from flowing gets into to the collecting tank 6 in, in importing water pump 4 through communicating pipe 5, coolant liquid cyclic utilization.
The water pump 4, the blower 7 and the driving motor 10 are commercially available, and the water pump 4, the blower 7 and the driving motor 10 are provided with power supplies, which belong to the mature technology in the field and are fully disclosed, so repeated description is omitted in the specification.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (6)
1. The utility model provides a cooling device for dimethyl ether production, includes reation kettle (3), its characterized in that, reation kettle (3)'s bottom is provided with driving motor (10), the coaxial gear (9) that is fixed with of output of driving motor (10), gear (9) are provided with two, two gear (9) meshing is connected, gear (9) central point puts and is fixed with axis of rotation (14) of being connected with reation kettle (3) bottom inside wall rotation, axis of rotation (14) side is fixed with stirring leaf (15), stirring leaf (15) are provided with a plurality ofly and are the equidistance and distribute, axis of rotation (14) side is provided with scraping mechanism (2) of keeping away from one end of axis of rotation (14) and reation kettle (3) inside wall laminating, the laminating is provided with whole spiral cooling mechanism (1) on reation kettle (3) lateral wall, the cooling mechanism (1) is communicated with an air conveying pipe (8) and an infusion pipe (13), the air conveying pipe (8) and the infusion pipe (13) are respectively connected with an air blower (7) and a water pump (4), and a feeding pipe (11) and a discharging pipe (12) which are communicated with the inside of the reaction kettle (3) are arranged on the side face of the reaction kettle (3).
2. The cooling device for dimethyl ether production according to claim 1, wherein the cooling mechanism (1) comprises a heat dissipation block (101) attached and fixed to the outer side wall of the reaction kettle (3), the heat dissipation block (101) is spiral, a flow cavity (104) communicated with the infusion tube (13) is spirally formed in the heat dissipation block (101), a ventilation cavity (102) communicated with the air delivery tube (8) is spirally formed in the heat dissipation block (101), and the ventilation cavity (102) is located on the outer side of the flow cavity (104).
3. The cooling device for dimethyl ether production according to claim 1, wherein the scraping mechanism (2) comprises a connecting sleeve (203) fixed to the side surface of the rotating shaft (14), a connecting block (204) is slidably connected to one end of the connecting sleeve (203) far away from the rotating shaft (14), a scraper (201) attached to the inner side wall of the reaction kettle (3) is fixed to one end of the connecting block (204) far away from the connecting sleeve (203), and a spring (202) is fixed to the opposite side surface of the connecting block (204) and the connecting sleeve (203).
4. The cooling device for dimethyl ether production according to claim 2, wherein blow holes (103) are formed in the outer side surface of the heat dissipation block (101), and a plurality of blow holes (103) are arranged and distributed at equal intervals.
5. The cooling device for dimethyl ether production according to claim 1, wherein the stirring blade (15) has a plurality of through holes (16) formed in the side surface thereof, and the plurality of through holes (16) are equidistantly distributed.
6. The cooling device for dimethyl ether production according to claim 2, wherein a liquid receiving tank (6) is arranged right below the bottom end of the flow chamber (104), and the liquid receiving tank (6) is communicated with a communicating pipe (5) connected with the input end of the water pump (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220598610.6U CN217450140U (en) | 2022-03-18 | 2022-03-18 | Cooling device for dimethyl ether production |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220598610.6U CN217450140U (en) | 2022-03-18 | 2022-03-18 | Cooling device for dimethyl ether production |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217450140U true CN217450140U (en) | 2022-09-20 |
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ID=83266663
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220598610.6U Active CN217450140U (en) | 2022-03-18 | 2022-03-18 | Cooling device for dimethyl ether production |
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| Country | Link |
|---|---|
| CN (1) | CN217450140U (en) |
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- 2022-03-18 CN CN202220598610.6U patent/CN217450140U/en active Active
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