CN213761759U - Circulation reflux cooling device for polyurethane production reaction kettle - Google Patents
Circulation reflux cooling device for polyurethane production reaction kettle Download PDFInfo
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- CN213761759U CN213761759U CN202021597414.4U CN202021597414U CN213761759U CN 213761759 U CN213761759 U CN 213761759U CN 202021597414 U CN202021597414 U CN 202021597414U CN 213761759 U CN213761759 U CN 213761759U
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- reaction kettle
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- reation kettle
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Abstract
The utility model belongs to the technical field of chemical industry equipment, especially, be a circulation backward flow cooling device that polyurethane production reation kettle used, including the reation kettle body, the top fixedly connected with suction fan of reation kettle body, the vertical tuber pipe of output fixedly connected with of suction fan, the horizontal tuber pipe of top fixedly connected with of vertical tuber pipe, the top fixedly connected with radiator fan of reation kettle body, horizontal tuber pipe links to each other with the inside of vertical tuber pipe and forms heat dissipation channel, the top fixedly connected with supporting leg of reation kettle body. The utility model discloses a suction fan takes the inside high-temperature gas of reation kettle body out and pours into vertical tuber pipe into inside, through the cooperation of vertical tuber pipe and horizontal tuber pipe, with high-temperature gas's temperature transmission to the external world, continuously bloies through radiator fan, and the air flow accelerates to the improvement is to the inside heat dissipation cooling of reation kettle body, improves polyurethane resin's reaction efficiency, very is favorable to the use.
Description
Technical Field
The utility model relates to a chemical industry equipment technical field specifically is a circulation backward flow cooling device that polyurethane production reation kettle used.
Background
Polyurethane resin, wherein the English name is Polyurethane, namely Polyurethane foam rubber; a polyurethane elastomer; 685 high-grade color polyurethane resin; polyurethane rigid foam composite material; the composite material for foaming the polyurethane rigid foam plastic; a polyurethane; acrylic polyurethane paint; acrylic polyurethane anticorrosive paint; polyurethane composite material, Polyurethane Resin (Polyurethane Resin) is used as a high molecular material with high strength, tear resistance, wear resistance and other characteristics, is widely applied in the fields of daily life, industrial and agricultural production, medicine and the like, and is used in the aspects of aviation, railway, building, sports and the like; the surface finish for wooden furniture and metal; the heat-insulating and cold-insulating composite material is used for heat insulation and cold insulation of storage tanks, pipelines, refrigeration houses, beer, fermentation tanks and fresh-keeping barrels, heat insulation and water prevention of building buildings and can also be used for prefabricating polyurethane plates; can be used for manufacturing plastic products, wear-resistant synthetic rubber products, synthetic fibers, hard and soft foam plastic products, adhesives, coatings and the like; a influence reaction efficiency that is used for the surface of all kinds of woodware, chemical industry equipment, telecommunication equipment and instrument and various transport means to scribble, polyurethane resin can last exothermic in process of production, if can not in time dispel the heat can be very big, like chinese patent application number: CN201720115332.3, the utility model provides a cooling device for among polyurethane combined material reation kettle, including circulating pump, heat transfer device and nitrogen gas booster pump, the pan feeding mouth of circulating pump is equipped with the pan feeding pipe, the pan feeding pipe is used for linking to each other with polyurethane combined material reation kettle, the discharge gate of circulating pump is connected to through first connecting pipe heat transfer device's pan feeding mouth, heat transfer device's discharge gate is equipped with the discharging pipe, the discharging pipe be used for with polyurethane combined material reation kettle links to each other. The technical scheme of the utility model through with the reactant outside reation kettle cooling, reduced cooling efficiency. Simultaneously through setting up the nitrogen gas booster pump, on the one hand, play the effect of getting rid of the air, protection reaction process, on the other hand is in relative equilibrium state in pressure in the heat transfer device and the reation kettle, and it is more smooth and easy to make the circulation process go on.
The circulating reflux cooling device on the market at present has the following problems:
1. most circulating reflux cooling devices in the current market lack heat dissipation for high-temperature gas in a reaction kettle, so that the heat dissipation and cooling effects in the reaction kettle are poor, and the reaction efficiency of a polyurethane combined material is greatly influenced;
2. circulation backward flow cooling device on the existing market mostly lacks the measurement to coolant liquid and reation kettle inside temperature, leads to the user to be difficult to the flow of accurate regulation coolant liquid, causes the flow undersize easily to lead to the radiating efficiency low or the too big coolant liquid that leads to of flow extravagant, and extremely inconvenient use.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
The utility model provides a not enough to prior art, the utility model provides a circulation backward flow cooling device that polyurethane production reation kettle used has solved because circulation backward flow cooling device on the existing market mostly lacks and carries out the radiating to the inside high-temperature gas of reation kettle, and the heat dissipation cooling effect that leads to reation kettle inside is not good to the very big problem that influences the reaction efficiency of polyurethane combined material.
(II) technical scheme
In order to achieve the above object, the utility model provides a following technical scheme: a circulating reflux cooling device for a polyurethane production reaction kettle comprises a reaction kettle body, wherein the top of the reaction kettle body is fixedly connected with a suction fan, the output end of the suction fan is fixedly connected with a longitudinal air pipe, the top of the longitudinal air pipe is fixedly connected with a transverse air pipe, the top of the reaction kettle body is fixedly connected with a heat radiating fan, the transverse air pipe is connected with the inside of the longitudinal air pipe to form a heat radiating channel, the top of the reaction kettle body is fixedly connected with supporting legs, the top of the reaction kettle body is fixedly provided with a water pump through a supporting frame, the input end of the water pump is fixedly connected with a valve, one end of the valve is fixedly connected with the bottom of the reaction kettle body through a pipeline, the output end of the water pump is fixedly connected with a heat exchange box through a pipeline, the inside of the heat exchange box is provided with a cooling liquid channel, and the inner bottom wall of the heat exchange box is fixedly connected with a heat exchange pipe, the one end of heat exchange tube passes through pipeline fixed connection at the output of water pump, the top fixedly connected with No. three valves of heat transfer case, the bottom fixedly connected with No. two valves of heat transfer case, the fixed surface of heat transfer case is connected with the thermometer No. one, the fixed surface of heat transfer case is connected on the surface of reation kettle body, the fixed surface of reation kettle body is connected with the thermometer No. two.
As a preferred technical scheme of the utility model, the inner wall fixedly connected with heat-conducting plate of vertical tuber pipe, crisscross distribution each other between the heat-conducting plate.
As a preferred technical scheme of the utility model, fixedly connected with check valve between water pump and the heat transfer case, the output fixed connection of check valve is in the bottom of heat transfer case.
As a preferred technical scheme of the utility model, the shape of heat exchange tube is the heliciform, the other end of heat exchange tube runs through the interior roof of heat exchange box and passes through pipeline fixed connection at the upper surface of reation kettle body.
As a preferred technical scheme of the utility model, pipeline fixedly connected with drain pipe is passed through to the one end of No. two valves, pipeline fixedly connected with feed liquor pipe is passed through to the one end of No. three valves.
As an optimized technical scheme of the utility model, the input of a thermometer runs through the surface of heat transfer case and extends to inside the coolant liquid passageway, the input of No. two thermometers runs through the surface of reation kettle body and extends to inside.
(III) advantageous effects
Compared with the prior art, the utility model provides a circulation backward flow cooling device that polyurethane production reation kettle used possesses following beneficial effect:
1. this circulation backward flow cooling device that polyurethane production reation kettle used takes out the inside high-temperature gas of reation kettle body and pours into vertical tuber pipe into through the suction fan inside, through the cooperation of vertical tuber pipe and horizontal tuber pipe, with high-temperature gas's temperature transmission to the external world, continuously bloies through radiator fan, and the air flow accelerates to the improvement is to the inside heat dissipation cooling of reation kettle body, improves polyurethane resin's reaction efficiency, very is favorable to the use.
2. This circulation backward flow cooling device that polyurethane production reation kettle used, through the cooperation of No. two thermometers and a thermometer, the user can have solved the inside real-time temperature of reation kettle body and coolant liquid passageway, through the valve of adjusting No. three valves and No. two valves, make the flow velocity of the inside coolant liquid of coolant liquid passageway obtain control, thereby avoid causing the waste that the radiating efficiency that the coolant liquid flow undersize leads to hangs down or the too big flow leads to, use convenience very.
Drawings
FIG. 1 is a schematic structural view of the present invention;
fig. 2 is a side view of the present invention;
fig. 3 is a cross-sectional view of the present invention;
fig. 4 is a back view of the present invention.
In the figure: 1. a reaction kettle body; 2. a suction fan; 3. a transverse air duct; 4. a heat radiation fan; 5. a longitudinal air duct; 6. a heat dissipation channel; 7. supporting legs; 8. a water pump; 9. a first valve; 10. a check valve; 11. a heat exchange box; 12. a coolant passage; 13. a heat exchange pipe; 14. a second valve; 15. a first thermometer; 16. a third valve; 17. a second thermometer; 18. a liquid outlet pipe; 19. a liquid inlet pipe; 20. a heat conducting plate.
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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Examples
Referring to fig. 1-4, the present invention provides the following technical solutions: a circulation reflux cooling device for a polyurethane production reaction kettle comprises a reaction kettle body 1, wherein the top of the reaction kettle body 1 is fixedly connected with a suction fan 2, the output end of the suction fan 2 is fixedly connected with a longitudinal air pipe 5, the top of the longitudinal air pipe 5 is fixedly connected with a transverse air pipe 3, the top of the reaction kettle body 1 is fixedly connected with a cooling fan 4, the transverse air pipe 3 is connected with the inside of the longitudinal air pipe 5 to form a cooling channel 6, the top of the reaction kettle body 1 is fixedly connected with a supporting leg 7, the top of the reaction kettle body 1 is fixedly provided with a water pump 8 through a supporting frame, the input end of the water pump 8 is fixedly connected with a valve 9, one end of the valve 9 is fixedly connected with the bottom of the reaction kettle body 1 through a pipeline, the output end of the water pump 8 is fixedly connected with a heat exchange box 11 through a pipeline, the inside of the heat exchange box 11 is provided with a cooling liquid channel 12, and the inner bottom wall of the heat exchange box 11 is fixedly connected with a heat exchange pipe 13, the one end of heat exchange tube 13 passes through pipeline fixed connection at the output of water pump 8, and No. three valves 16 of top fixedly connected with of heat exchange case 11, No. two valves 14 of bottom fixedly connected with of heat exchange case 11, and the fixed surface of heat exchange case 11 is connected with thermometer 15, and the fixed surface of heat exchange case 11 is connected on the surface of reation kettle body 1, and the fixed surface of reation kettle body 1 is connected with thermometer 17 No. two.
In this embodiment, take out the inside high-temperature gas of reation kettle body 1 through suction fan 2 and pour into inside vertical tuber pipe 5, cooperation through vertical tuber pipe 5 and horizontal tuber pipe 3, with high-temperature gas's temperature transmission to the external world, continuously blow through radiator fan 4, air flow accelerates, thereby improve the heat dissipation cooling to reation kettle body 1 inside, polyurethane resin's reaction efficiency is improved, cooperation through No. two thermometers 17 and a thermometer 15, the user can solve the inside real-time temperature of reation kettle body 1 and coolant liquid passageway 12, through the valve of adjusting No. three valves 16 and No. two valves 14, make the flow velocity of the inside coolant liquid of coolant liquid passageway 12 obtain control, thereby avoid causing the waste that the radiating efficiency that the too big flow that leads to that the coolant liquid flow undersize leads to, very be favorable to using.
Specifically, the inner wall of the longitudinal air duct 5 is fixedly connected with heat conducting plates 20, and the heat conducting plates 20 are distributed in a staggered manner.
In this embodiment, the heat conducting plates 20 distributed in a staggered manner prolong the time for the high-temperature gas to pass through the heat dissipation channel 6, which is beneficial to dissipating heat and cooling the high-temperature air.
Specifically, a check valve 10 is fixedly connected between the water pump 8 and the heat exchange box 11, and an output end of the check valve 10 is fixedly connected to the bottom of the heat exchange box 11.
In this embodiment, through check valve 10, avoid the material backward flow to lead to the damage of water pump 8, very be favorable to using.
Specifically, the heat exchange tube 13 is spiral, and the other end of the heat exchange tube 13 penetrates through the inner top wall of the heat exchange box 11 and is fixedly connected to the upper surface of the reaction kettle body 1 through a pipeline.
In this embodiment, increase the area of contact of coolant liquid and heat exchange tube 13 through spiral heat exchange tube 13, improve radiating efficiency, very be favorable to using.
Specifically, one end of the second valve 14 is fixedly connected with a liquid outlet pipe 18 through a pipeline, and one end of the third valve 16 is fixedly connected with a liquid inlet pipe 19 through a pipeline.
In this embodiment, the liquid outlet pipe 18 and the liquid inlet pipe 19 are matched to allow the cooling liquid to enter the cooling liquid channel 12 from above, and flow out from below to form a counter flow with the material inside the heat exchange pipe 13, thereby facilitating heat dissipation.
Specifically, the input end of the first thermometer 15 penetrates the surface of the heat exchange box 11 and extends to the inside of the cooling liquid channel 12, and the input end of the second thermometer 17 penetrates the surface of the reaction kettle body 1 and extends to the inside.
In this embodiment, by using the WST probe type thermometer as the first thermometer 15 and the second thermometer 17, the probe of the thermometer can be extended to the inside, which is advantageous for accurately measuring the temperature.
The utility model discloses a theory of operation and use flow: when the reaction kettle body 1 is used for producing polyurethane, the temperature inside the reaction kettle body 1 is observed through the second thermometer 17, when the temperature begins to rise, the suction fan 2 and the radiating fan 4 are opened, the suction fan 2 extracts the gas inside the reaction kettle body 1 and injects the gas into the longitudinal air pipe 5, the high-temperature gas transmits the heat to the outside through the heat conduction plate 20, the longitudinal air pipe 5 and the transverse air pipe 3, the radiating fan 4 continuously blows the heat conduction plate 20, the longitudinal air pipe 5 and the transverse air pipe 3 to accelerate the air circulation, so that the high-temperature gas can be rapidly radiated and cooled, the cooled gas returns to the inside of the reaction kettle body 1 through a pipeline again to realize the circulating radiation and cooling of the gas inside the reaction kettle body 1, the first valve 9 and the water pump 8 are opened, the water pump 8 sucks the material inside the reaction kettle body 1 and injects the material into the heat exchange pipe 13, and the third valve 16 and the second valve 14 are opened simultaneously, make the coolant liquid from No. three valve 16 entering and through coolant liquid passageway 12, flow from No. two valve 14 finally, the user knows the current temperature of the inside coolant liquid of coolant liquid passageway 12 through observing a thermometer 15, when the temperature is too high, the user adjusts No. three valve 16 and No. two valve 14 clockwise, increase the flow of coolant liquid, the coolant liquid passes through heat exchange tube 13 and absorbs the temperature in the material, make the material temperature reduce, when the temperature is on the low side, No. three valve 16 of anticlockwise regulation of user and No. two valve 14, reduce the flow of coolant liquid, reduce the waste of coolant liquid, the material flows back to reation kettle body 1 inside once more through the pipeline after the inside cooling of heat exchange tube 13, form material cooling's circulation backward flow.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (6)
1. The utility model provides a circulation backward flow cooling device that polyurethane production reation kettle used, includes reation kettle body (1), its characterized in that: the reaction kettle comprises a reaction kettle body (1), wherein the top of the reaction kettle body (1) is fixedly connected with a suction fan (2), the output end of the suction fan (2) is fixedly connected with a longitudinal air pipe (5), the top of the longitudinal air pipe (5) is fixedly connected with a transverse air pipe (3), the top of the reaction kettle body (1) is fixedly connected with a cooling fan (4), the transverse air pipe (3) is connected with the inside of the longitudinal air pipe (5) to form a cooling channel (6), the top of the reaction kettle body (1) is fixedly connected with supporting legs (7), the top of the reaction kettle body (1) is fixedly provided with a water pump (8) through a supporting frame, the input end of the water pump (8) is fixedly connected with a first valve (9), one end of the first valve (9) is fixedly connected to the bottom of the reaction kettle body (1) through a pipeline, the output end of the water pump (8) is fixedly connected with a heat exchange box (11) through a pipeline, coolant liquid passageway (12) have been seted up to the inside of heat transfer case (11), inner diapire fixedly connected with heat exchange tube (13) of heat transfer case (11), pipeline fixed connection is passed through at the output of water pump (8) to the one end of heat exchange tube (13), No. three valves of top fixedly connected with (16) of heat transfer case (11), No. two valves of bottom fixedly connected with (14) of heat transfer case (11), the fixed surface of heat transfer case (11) is connected with thermometer (15) No. one, the fixed surface of connecting at reation kettle body (1) of surface of heat transfer case (11), the fixed surface of reation kettle body (1) is connected with thermometer (17) No. two.
2. The circulation reflux cooling device for the polyurethane production reaction kettle according to claim 1, wherein: the inner wall of the longitudinal air pipe (5) is fixedly connected with heat-conducting plates (20), and the heat-conducting plates (20) are distributed in a staggered mode.
3. The circulation reflux cooling device for the polyurethane production reaction kettle according to claim 1, wherein: a check valve (10) is fixedly connected between the water pump (8) and the heat exchange box (11), and the output end of the check valve (10) is fixedly connected to the bottom of the heat exchange box (11).
4. The circulation reflux cooling device for the polyurethane production reaction kettle according to claim 1, wherein: the heat exchange tube (13) is spiral in shape, and the other end of the heat exchange tube (13) penetrates through the inner top wall of the heat exchange box (11) and is fixedly connected to the upper surface of the reaction kettle body (1) through a pipeline.
5. The circulation reflux cooling device for the polyurethane production reaction kettle according to claim 1, wherein: one end of the second valve (14) is fixedly connected with a liquid outlet pipe (18) through a pipeline, and one end of the third valve (16) is fixedly connected with a liquid inlet pipe (19) through a pipeline.
6. The circulation reflux cooling device for the polyurethane production reaction kettle according to claim 1, wherein: the input end of the first thermometer (15) penetrates through the surface of the heat exchange box (11) and extends to the interior of the cooling liquid channel (12), and the input end of the second thermometer (17) penetrates through the surface of the reaction kettle body (1) and extends to the interior.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021597414.4U CN213761759U (en) | 2020-08-04 | 2020-08-04 | Circulation reflux cooling device for polyurethane production reaction kettle |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021597414.4U CN213761759U (en) | 2020-08-04 | 2020-08-04 | Circulation reflux cooling device for polyurethane production reaction kettle |
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| CN213761759U true CN213761759U (en) | 2021-07-23 |
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| CN202021597414.4U Active CN213761759U (en) | 2020-08-04 | 2020-08-04 | Circulation reflux cooling device for polyurethane production reaction kettle |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114146654A (en) * | 2021-12-06 | 2022-03-08 | 杨洁 | Polymerization reaction equipment and method for polyisophthaloyl metaphenylene diamine fibers |
| CN115044466A (en) * | 2022-06-23 | 2022-09-13 | 南通凯赛生化工程设备有限公司 | Horizontal anaerobic fermentation tank is with automatic heat preservation device and horizontal anaerobic fermentation tank |
-
2020
- 2020-08-04 CN CN202021597414.4U patent/CN213761759U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114146654A (en) * | 2021-12-06 | 2022-03-08 | 杨洁 | Polymerization reaction equipment and method for polyisophthaloyl metaphenylene diamine fibers |
| CN115044466A (en) * | 2022-06-23 | 2022-09-13 | 南通凯赛生化工程设备有限公司 | Horizontal anaerobic fermentation tank is with automatic heat preservation device and horizontal anaerobic fermentation tank |
| CN115044466B (en) * | 2022-06-23 | 2023-09-29 | 南通凯赛生化工程设备有限公司 | Automatic heat preservation device for horizontal anaerobic fermentation tank and horizontal anaerobic fermentation tank |
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