CN213395919U - Conduction oil heating system - Google Patents
Conduction oil heating system Download PDFInfo
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- CN213395919U CN213395919U CN202021841532.5U CN202021841532U CN213395919U CN 213395919 U CN213395919 U CN 213395919U CN 202021841532 U CN202021841532 U CN 202021841532U CN 213395919 U CN213395919 U CN 213395919U
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Abstract
The utility model relates to a conduction oil heating system, it includes reation kettle, cold oil tank and hot oil tank, the inside baiting valve that is provided with in reation kettle bottom, the baiting valve right side is provided with the seventh valve, seventh valve below left side is provided with the oil drain pipe, the oil drain pipe left side is provided with the oil filter, the oil filter left side is provided with the conduction oil pump, conduction oil pump top is provided with the fifth valve, fifth valve top is provided with cold oil return pipe, cold oil return pipe below is provided with the cold oil tank, cold oil tank below right side is provided with cold oil inlet pipe, cold oil inlet pipe below is provided with the second valve, fifth valve right side is provided with the sixth valve, sixth valve right side below is provided with the hot oil tank, hot oil tank right side is provided with the heater, hot oil inlet pipe is provided with to hot oil above the heater; the utility model has the advantages of the ladder cooling, reduce calorific loss, avoid cold and hot oil direct mixing, factor of safety is high.
Description
Technical Field
The utility model belongs to the technical field of the chemical industry reaction, concretely relates to conduction oil heating system.
Background
The heat conducting oil has the performances of thermal cracking resistance and chemical oxidation resistance, and has good heat transfer efficiency, fast heat dissipation and good thermal stability; the heat conduction oil is a special oil product with better thermal stability for indirectly transferring heat, and is widely applied in recent years because of the characteristics of uniform heating, accurate temperature regulation control, capability of generating high temperature under low steam pressure, good heat transfer effect, energy conservation, convenient transportation and operation and the like; some reactions in chemical reactions need a heat-conducting oil heating system, the heat consumption in a heat-conducting oil high-temperature system is large, the requirement on safety coefficient is high, cold oil in the conventional system directly enters a reaction kettle, the hot oil and the cold oil are mixed and cooled, the heat loss is large, and safety accidents are easy to generate; therefore, it is very necessary to provide a heat-conducting oil heating system with the advantages of stepped temperature reduction, heat loss reduction, direct mixing of cold oil and hot oil avoidance and high safety factor.
Disclosure of Invention
The utility model aims at overcoming the not enough of prior art, and provide a ladder cooling, reduce calorific loss, avoid cold and hot oil direct mixing, the high conduction oil heating system of factor of safety.
The purpose of the utility model is realized like this: a heat-conducting oil heating system comprises a reaction kettle, a cold oil tank and a hot oil tank, wherein a stirrer is arranged in the middle of the lower part inside the reaction kettle, a stirring shaft is arranged above the stirrer, a driving device is arranged in the middle of the upper part of the reaction kettle, the stirring shaft penetrates through the reaction kettle and is connected with the driving device, a jacket is arranged outside the reaction kettle, an oil inlet is arranged above the left side of the reaction kettle, an oil outlet is arranged above the right side of the reaction kettle, an overflow pipe is arranged on the right side of the oil outlet, a third valve is arranged above the right side of the overflow pipe, a fourth valve is arranged on the right side of the third valve, a viewing mirror is arranged above the fourth valve, a discharge valve is arranged in the middle of the bottom of the reaction kettle, a drain outlet is arranged on the left side of the discharge valve, and a seventh valve is, an oil discharge pipe is arranged on the left side below the seventh valve, an oil filter is arranged on the left side of the oil discharge pipe, a heat conduction oil pump is arranged on the left side of the oil filter, a fifth valve is arranged above the heat conduction oil pump, a cold oil return pipe is arranged above the fifth valve, a cold oil tank is arranged below the cold oil return pipe, a first emptying valve is arranged in the middle of the upper portion of the cold oil tank, a cold oil inlet pipe is arranged on the right side of the lower portion of the cold oil tank, a second valve is arranged below the cold oil inlet pipe, a sixth valve is arranged on the right side of the fifth valve, a hot oil tank is arranged below the right side of the sixth valve, a second emptying valve is arranged in the middle of the upper portion of the hot oil tank, a hot oil return pipe is arranged on the right side of the upper portion of the hot oil tank, a circulating pump is arranged on the right side of the hot oil return pipe, the hot oil tank right side be provided with the heater, heater top right side be provided with the manometer, heater left side top be provided with hot oil and advance the pipe, hot oil advance the pipe below be provided with first valve.
The cold oil tank and cold oil advance the pipe intercommunication, cold oil advance the oil inlet intercommunication that the pipe passes through second valve and reation kettle, cold oil tank and overflow pipe intercommunication, cold oil tank and cold oil return oil pipe intercommunication, cold oil return oil pipe communicate with the conduction oil pump through fifth valve.
The hot oil tank is communicated with the heat conduction oil pump through a sixth valve, the hot oil tank is communicated with the circulating pump and the filter through a hot oil return pipe, and the hot oil return pipe is communicated with the overflow pipe through a third valve.
The heater is respectively communicated with the hot oil tank and the hot oil inlet pipe, and the hot oil inlet pipe is communicated with an oil inlet of the reaction kettle through a first valve.
The overflow pipe penetrates through the sight glass and is communicated with the oil outlet of the reaction kettle through a fourth valve.
The heat-conducting oil pump and the oil filter are both communicated with an oil discharge pipe, and the oil discharge pipe is communicated with the reaction kettle through a seventh valve.
The first valve, the second valve, the third valve, the fourth valve, the fifth valve, the sixth valve, the seventh valve and the emptying valve are ZCB series electric control proportional valves, and the first emptying valve and the second emptying valve are KGFJ41Y type emptying valves.
The heat-conducting oil pump is an BRY50-32-160 type heat-conducting oil pump, and the circulating pump is an SYT050-200 type circulating pump.
The utility model has the advantages that: the utility model relates to a heat-conducting oil heating system required by the chemical reaction of a reaction kettle, which can collect hot oil in a jacket of the reaction kettle, reduce heat loss, cool down in a ladder way, avoid the direct mixing of cold oil and hot oil, effectively solve the problems that in the past, the cold oil directly enters the reaction kettle, the hot oil and the cold oil are mixed and cooled down, the heat loss is large, safety accidents are easy to occur, and the like, and greatly improve the safety; in use, the specific operation flow is as follows: heating in the first step: the method comprises the following steps that firstly, a first valve and a third valve are opened, heat conduction oil in a hot oil tank enters a heater, then enters a jacket of a reaction kettle after being heated by the heater, the reaction kettle is heated, the heat conduction oil flows back to the hot oil tank through a circulating pump on a hot oil return pipe, a heat conduction oil circulating heating process is formed, the heating time of the heater on the heat conduction oil and energy consumed by heating are greatly saved, and the heat loss of the heat conduction oil in the heating process is small; second step oil drainage: opening the sixth valve and the seventh valve, enabling the heat conduction oil in the jacket to enter the hot oil tank for storage through a heat conduction oil pump on the oil discharge pipe, enabling the heat conduction oil in the jacket to enter the hot oil tank for storage through a circulating pump on the hot oil return pipe, enabling the heat conduction oil in the jacket to enter the hot oil tank for storage through the double pipelines, greatly improving the oil discharge speed of the heat conduction oil, saving time and improving working efficiency, and enabling the oil filter and the filter to filter the heat conduction oil, remove impurities in the heat conduction oil and guarantee the quality; and thirdly, cooling: after the heat conduction oil in the jacket is completely emptied, the second valve is opened, the cold oil in the cold oil tank enters the jacket through the cold oil inlet pipe, after the jacket is full of the cold oil, the cold oil can be observed through a sight glass on the overflow pipe, at the moment, the second valve and the sixth valve are closed, then the seventh valve and the fifth valve are opened, the cold oil in the jacket enters the cold oil return pipe through the heat conduction oil pump on the oil discharge pipe and finally enters the cold oil tank for storage, the cold oil circulating cooling process is formed, the stepped cooling is realized, the heat loss is reduced, the cold oil and the hot oil are prevented from being directly mixed, and the safety is improved; the utility model has the advantages of reasonable structure, convenient use, high working efficiency, convenient installation and high safety factor.
Drawings
Fig. 1 is the utility model relates to a heat conduction oil heating system's overall structure schematic diagram.
Fig. 2 is the utility model relates to a conduction oil heating system's reation kettle's schematic structure diagram.
In the figure: 1. the device comprises a reaction kettle 2, an oil discharge pipe 3, a hot oil inlet pipe 4, an overflow pipe 5, a cold oil inlet pipe 6, a first valve 7, a second valve 8, a cold oil tank 9, a first emptying valve 10, a cold oil return pipe 11, an oil filter 12, a heat transfer oil pump 13, a hot oil return pipe 14, a third valve 15, a fourth valve 16, a viewing mirror 17, a filter 18, a circulating pump 19, a fifth valve 20, a sixth valve 21, a hot oil tank 22, a second emptying valve 23, a heater 24, a pressure gauge 25, a seventh valve 26, a stirrer 27, a stirring shaft 28, a driving device 29, a jacket 30, an oil inlet 31, an oil outlet 32, a discharge valve 33 and a sewage discharge outlet.
Detailed Description
The present invention will be further described with reference to the accompanying drawings.
Example 1
As shown in fig. 1-2, a heat conducting oil heating system comprises a reaction kettle 1, a cold oil tank 8 and a hot oil tank 21, wherein a stirrer 26 is arranged in the middle of the lower part inside the reaction kettle 1, a stirring shaft 27 is arranged above the stirrer 26, a driving device 28 is arranged in the middle of the upper part of the reaction kettle 1, the stirring shaft 27 penetrates through the reaction kettle 1 and is connected with the driving device 28, a jacket 29 is arranged outside the reaction kettle 1, an oil inlet 30 is arranged above the left side of the reaction kettle 1, an oil outlet 31 is arranged above the right side of the reaction kettle 1, an overflow pipe 4 is arranged on the right side of the oil outlet 31, a third valve 14 is arranged above the right side of the overflow pipe 4, a fourth valve 15 is arranged on the right side of the third valve 14, a viewing mirror 16 is arranged above the fourth valve 15, a discharge valve 32 is arranged in the middle of the bottom of the reaction kettle 1, a sewage outlet 33 is arranged on the left side of the discharging valve 32, a seventh valve 25 is arranged on the right side of the discharging valve 32, an oil discharge pipe 2 is arranged on the left side below the seventh valve 25, an oil filter 11 is arranged on the left side of the oil discharge pipe 2, a heat conduction oil pump 12 is arranged on the left side of the oil filter 11, a fifth valve 19 is arranged above the heat conduction oil pump 12, a cold oil return pipe 10 is arranged above the fifth valve 19, a cold oil tank 8 is arranged below the cold oil return pipe 10, a first emptying valve 9 is arranged in the middle of the upper part of the cold oil tank 8, a cold oil inlet pipe 5 is arranged on the right side below the cold oil tank 8, a second valve 7 is arranged below the cold oil inlet pipe 5, a sixth valve 20 is arranged on the right side of the fifth valve 19, a hot oil tank 21 is arranged below the right side of the sixth valve 20, a second emptying valve 22 is arranged in the middle of the upper part of the hot oil tank 21, the hot oil tank 21 top right side be provided with hot oil return pipe 13, hot oil return pipe 13 right side be provided with circulating pump 18, circulating pump 18 right side be provided with filter 17, hot oil tank 21 right side be provided with heater 23, heater 23 top right side be provided with manometer 24, heater 23 left side top be provided with hot oil and advance the pipe 3, hot oil advance the pipe 3 below be provided with first valve 6.
The utility model relates to a heat-conducting oil heating system required by the chemical reaction of a reaction kettle, which can collect hot oil in a jacket 29 of the reaction kettle 1, reduce heat loss, cool down in a ladder way, avoid the direct mixing of cold oil and hot oil, effectively solve the problems that in the past, the cold oil directly enters the reaction kettle 4, the hot oil and the cold oil are mixed for cooling, the heat loss is large, safety accidents are easy to occur, and the like, and greatly improve the safety; in use, the specific operation flow is as follows: heating in the first step: firstly, opening the first valve 6 and the third valve 14, leading heat conduction oil in the hot oil tank 21 to enter the heater 23, then leading the heat conduction oil to enter the jacket 29 of the reaction kettle 1 after being heated by the heater 23, heating the reaction kettle 1, leading the heat conduction oil to flow back to the hot oil tank 21 through the circulating pump 18 on the hot oil return pipe 13, forming a heat conduction oil circulating heating process, greatly saving the heating time of the heat conduction oil by the heater 23 and the energy consumed by heating, and leading the heat loss of the heat conduction oil in the heating process to be smaller; second step oil drainage: the sixth valve 20 and the seventh valve 25 are opened, the heat conduction oil in the jacket 29 enters the hot oil tank 21 through the heat conduction oil pump 12 on the oil discharge pipe 2 for storage, and simultaneously the heat conduction oil in the jacket 29 enters the hot oil tank 21 through the circulating pump 18 on the hot oil return pipe 13 for storage, and the double pipelines are performed simultaneously, so that the oil discharge speed of the heat conduction oil is greatly improved, the time is saved, the working efficiency is improved, the oil filter 11 and the filter 17 perform filtering treatment on the heat conduction oil, impurities in the heat conduction oil are removed, and the quality of the heat conduction oil is ensured; and thirdly, cooling: after the heat conduction oil in the jacket 29 is completely emptied, the second valve 7 is opened, the cold oil in the cold oil tank 8 enters the jacket 29 through the cold oil inlet pipe 5, after the jacket 29 is filled with the cold oil, the cold oil can be observed through the sight glass 16 on the overflow pipe 4, at the moment, the second valve 7 and the sixth valve 20 are closed, then the seventh valve 25 and the fifth valve 19 are opened, the cold oil in the jacket 29 enters the cold oil return pipe 10 through the heat conduction oil pump 12 on the oil discharge pipe 2, and finally enters the cold oil tank 8 for storage, so that a cold oil circulating cooling process is formed, stepped cooling is realized, heat loss is reduced, direct mixing of the cold oil and the hot oil is avoided, and safety is improved; the utility model has the advantages of reasonable structure, convenient use, high working efficiency, convenient installation and high safety factor.
Example 2
As shown in fig. 1-2, a heat conducting oil heating system comprises a reaction kettle 1, a cold oil tank 8 and a hot oil tank 21, wherein a stirrer 26 is arranged in the middle of the lower part inside the reaction kettle 1, a stirring shaft 27 is arranged above the stirrer 26, a driving device 28 is arranged in the middle of the upper part of the reaction kettle 1, the stirring shaft 27 penetrates through the reaction kettle 1 and is connected with the driving device 28, a jacket 29 is arranged outside the reaction kettle 1, an oil inlet 30 is arranged above the left side of the reaction kettle 1, an oil outlet 31 is arranged above the right side of the reaction kettle 1, an overflow pipe 4 is arranged on the right side of the oil outlet 31, a third valve 14 is arranged above the right side of the overflow pipe 4, a fourth valve 15 is arranged on the right side of the third valve 14, a viewing mirror 16 is arranged above the fourth valve 15, a discharge valve 32 is arranged in the middle of the bottom of the reaction kettle 1, a sewage outlet 33 is arranged on the left side of the discharging valve 32, a seventh valve 25 is arranged on the right side of the discharging valve 32, an oil discharge pipe 2 is arranged on the left side below the seventh valve 25, an oil filter 11 is arranged on the left side of the oil discharge pipe 2, a heat conduction oil pump 12 is arranged on the left side of the oil filter 11, a fifth valve 19 is arranged above the heat conduction oil pump 12, a cold oil return pipe 10 is arranged above the fifth valve 19, a cold oil tank 8 is arranged below the cold oil return pipe 10, a first emptying valve 9 is arranged in the middle of the upper part of the cold oil tank 8, a cold oil inlet pipe 5 is arranged on the right side below the cold oil tank 8, a second valve 7 is arranged below the cold oil inlet pipe 5, a sixth valve 20 is arranged on the right side of the fifth valve 19, a hot oil tank 21 is arranged below the right side of the sixth valve 20, a second emptying valve 22 is arranged in the middle of the upper part of the hot oil tank 21, the hot oil tank 21 top right side be provided with hot oil return pipe 13, hot oil return pipe 13 right side be provided with circulating pump 18, circulating pump 18 right side be provided with filter 17, hot oil tank 21 right side be provided with heater 23, heater 23 top right side be provided with manometer 24, heater 23 left side top be provided with hot oil and advance the pipe 3, hot oil advance the pipe 3 below be provided with first valve 6.
For better effect, cold oil jar 8 advance pipe 5 intercommunication with cold oil, cold oil advance pipe 5 through second valve 7 and reation kettle 1's oil inlet 30 intercommunication, cold oil jar 8 and overflow pipe 4 intercommunication, cold oil jar 8 return oil pipe 10 intercommunication with cold oil, cold oil return oil pipe 10 communicate with conduction oil pump 12 through fifth valve 19.
For better effect, the hot oil tank 21 is communicated with the heat conduction oil pump 12 through a sixth valve 20, the hot oil tank 21 is communicated with the circulating pump 18 and the filter 17 through a hot oil return pipe 13, and the hot oil return pipe 13 is communicated with the overflow pipe 4 through a third valve 14.
For better effect, the heater 23 is respectively communicated with the hot oil tank 21 and the hot oil inlet pipe 3, and the hot oil inlet pipe 3 is communicated with the oil inlet 30 of the reaction kettle 1 through the first valve 6.
For better effect, the overflow pipe 4 penetrates through the sight glass 16 and is communicated with the oil outlet 31 of the reaction kettle 1 through the fourth valve 15.
For better effect, the heat conducting oil pump 12 and the oil filter 11 are both communicated with the oil discharge pipe 2, and the oil discharge pipe 2 is communicated with the reaction kettle 1 through a seventh valve 25.
For better effect, the first valve 6, the second valve 7, the third valve 14, the fourth valve 15, the fifth valve 19, the sixth valve 20, the seventh valve 25 and the discharge valve 32 are ZCB series electrically controlled proportional valves, the first vent valve 9 and the second vent valve 22 are KGFJ41Y type vent valves, and the ZCB series electrically controlled proportional valves are adopted for the purpose of: the volume is small, the weight is light, the structure is compact, the weight is light, the cost is lower, the noise is low, and the control is easy; the KGFJ41Y type emptying valve is adopted for the purpose that: good wear resistance, good manufacturing manufacturability, convenient maintenance and small volume.
For better effect, the heat conducting oil pump 12 is BRY50-32-160 type heat conducting oil pump, the circulating pump 18 is SYT050-200 type circulating pump, and BRY50-32-160 type heat conducting oil pump is adopted for the purpose of: the power is sufficient, the work is stable and reliable, and the later maintenance is simple; the purpose of adopting the SYT050-200 type circulating pump is as follows: simple and convenient use, safe operation, low energy consumption and low noise.
The utility model relates to a heat-conducting oil heating system required by the chemical reaction of a reaction kettle, which can collect hot oil in a jacket 29 of the reaction kettle 1, reduce heat loss, cool down in a ladder way, avoid the direct mixing of cold oil and hot oil, effectively solve the problems that in the past, the cold oil directly enters the reaction kettle 4, the hot oil and the cold oil are mixed for cooling, the heat loss is large, safety accidents are easy to occur, and the like, and greatly improve the safety; in use, the specific operation flow is as follows: heating in the first step: firstly, opening the first valve 6 and the third valve 14, leading heat conduction oil in the hot oil tank 21 to enter the heater 23, then leading the heat conduction oil to enter the jacket 29 of the reaction kettle 1 after being heated by the heater 23, heating the reaction kettle 1, leading the heat conduction oil to flow back to the hot oil tank 21 through the circulating pump 18 on the hot oil return pipe 13, forming a heat conduction oil circulating heating process, greatly saving the heating time of the heat conduction oil by the heater 23 and the energy consumed by heating, and leading the heat loss of the heat conduction oil in the heating process to be smaller; second step oil drainage: the sixth valve 20 and the seventh valve 25 are opened, the heat conduction oil in the jacket 29 enters the hot oil tank 21 through the heat conduction oil pump 12 on the oil discharge pipe 2 for storage, and simultaneously the heat conduction oil in the jacket 29 enters the hot oil tank 21 through the circulating pump 18 on the hot oil return pipe 13 for storage, and the double pipelines are performed simultaneously, so that the oil discharge speed of the heat conduction oil is greatly improved, the time is saved, the working efficiency is improved, the oil filter 11 and the filter 17 perform filtering treatment on the heat conduction oil, impurities in the heat conduction oil are removed, and the quality of the heat conduction oil is ensured; and thirdly, cooling: after the heat conduction oil in the jacket 29 is completely emptied, the second valve 7 is opened, the cold oil in the cold oil tank 8 enters the jacket 29 through the cold oil inlet pipe 5, after the jacket 29 is filled with the cold oil, the cold oil can be observed through the sight glass 16 on the overflow pipe 4, at the moment, the second valve 7 and the sixth valve 20 are closed, then the seventh valve 25 and the fifth valve 19 are opened, the cold oil in the jacket 29 enters the cold oil return pipe 10 through the heat conduction oil pump 12 on the oil discharge pipe 2, and finally enters the cold oil tank 8 for storage, so that a cold oil circulating cooling process is formed, stepped cooling is realized, heat loss is reduced, direct mixing of the cold oil and the hot oil is avoided, and safety is improved; the utility model has the advantages of reasonable structure, convenient use, high working efficiency, convenient installation and high safety factor.
Claims (8)
1. The utility model provides a conduction oil heating system, it includes reation kettle, cold oil jar and hot oil jar, its characterized in that: the middle part of the lower part in the reaction kettle is provided with a stirrer, a stirring shaft is arranged above the stirrer, a driving device is arranged in the middle part of the upper part of the reaction kettle, the stirring shaft penetrates through the reaction kettle and is connected with the driving device, a jacket is arranged outside the reaction kettle, an oil inlet is arranged above the left side of the reaction kettle, an oil outlet is arranged above the right side of the reaction kettle, the right side of the oil outlet is provided with an overflow pipe, a third valve is arranged above the right side of the overflow pipe, a fourth valve is arranged on the right side of the third valve, a viewing mirror is arranged above the fourth valve, a discharge valve is arranged in the middle part of the bottom of the reaction kettle, a sewage discharge port is arranged on the left side of the discharge valve, a seventh valve is arranged on the right side of the discharge valve, an oil discharge pipe is arranged on the left side of the lower part, the oil filter is characterized in that a heat conduction oil pump is arranged on the left side of the oil filter, a fifth valve is arranged above the heat conduction oil pump, a cold oil return pipe is arranged above the fifth valve, a cold oil tank is arranged below the cold oil return pipe, a first emptying valve is arranged in the middle of the upper portion of the cold oil tank, a cold oil inlet pipe is arranged on the right side of the lower portion of the cold oil tank, a second valve is arranged below the cold oil inlet pipe, a sixth valve is arranged on the right side of the fifth valve, a hot oil tank is arranged below the right side of the sixth valve, a second emptying valve is arranged in the middle of the upper portion of the hot oil tank, a hot oil return pipe is arranged on the right side of the hot oil return pipe, a circulating pump is arranged on the right side of the hot oil return pipe, a filter is arranged on the right side of the circulating pump, a heater is arranged on the right, the heater is characterized in that a hot oil inlet pipe is arranged above the left side of the heater, and a first valve is arranged below the hot oil inlet pipe.
2. The conduction oil heating system according to claim 1, wherein: the cold oil tank and cold oil advance the pipe intercommunication, cold oil advance the oil inlet intercommunication that the pipe passes through second valve and reation kettle, cold oil tank and overflow pipe intercommunication, cold oil tank and cold oil return oil pipe intercommunication, cold oil return oil pipe communicate with the conduction oil pump through fifth valve.
3. The conduction oil heating system according to claim 1, wherein: the hot oil tank is communicated with the heat conduction oil pump through a sixth valve, the hot oil tank is communicated with the circulating pump and the filter through a hot oil return pipe, and the hot oil return pipe is communicated with the overflow pipe through a third valve.
4. The conduction oil heating system according to claim 1, wherein: the heater is respectively communicated with the hot oil tank and the hot oil inlet pipe, and the hot oil inlet pipe is communicated with an oil inlet of the reaction kettle through a first valve.
5. The conduction oil heating system according to claim 1, wherein: the overflow pipe penetrates through the sight glass and is communicated with the oil outlet of the reaction kettle through a fourth valve.
6. The conduction oil heating system according to claim 1, wherein: the heat-conducting oil pump and the oil filter are both communicated with an oil discharge pipe, and the oil discharge pipe is communicated with the reaction kettle through a seventh valve.
7. The conduction oil heating system according to claim 1, wherein: the first valve, the second valve, the third valve, the fourth valve, the fifth valve, the sixth valve, the seventh valve and the emptying valve are ZCB series electric control proportional valves, and the first emptying valve and the second emptying valve are KGFJ41Y type emptying valves.
8. The conduction oil heating system according to claim 1, wherein: the heat-conducting oil pump is an BRY50-32-160 type heat-conducting oil pump, and the circulating pump is an SYT050-200 type circulating pump.
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CN202021841532.5U CN213395919U (en) | 2020-08-28 | 2020-08-28 | Conduction oil heating system |
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CN202021841532.5U CN213395919U (en) | 2020-08-28 | 2020-08-28 | Conduction oil heating system |
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