CN210595987U - Grease dewaxing system - Google Patents
Grease dewaxing system Download PDFInfo
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- CN210595987U CN210595987U CN201921012097.2U CN201921012097U CN210595987U CN 210595987 U CN210595987 U CN 210595987U CN 201921012097 U CN201921012097 U CN 201921012097U CN 210595987 U CN210595987 U CN 210595987U
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- crystallizer
- oil
- grease
- dewaxing
- pipeline
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Abstract
The utility model relates to a grease dewaxing system, including crystallizer and tempering tank, crystallizer outer wall dish is equipped with the cooling tube, tempering tank outer wall dish is equipped with tempering tube, communicate through the overflow pipeline between each crystallizer, communicate through the overflow pipeline between crystallizer and the tempering tank, after first crystallizer is full, the oil gets into next crystallizer through the overflow pipeline in the mode of overflow, analogize with this, until getting into last tempering tank, this setting makes new oil article can get into dewaxing workshop section and begin the crystallization after the evacuation of current crystallizer, realize emptying crystallizer according to the order, shorten the time of evacuation oil change simultaneously, each crystallizer temperature reduces according to the dewaxing technological requirement in proper order, make wax crystallize in each crystallizer, grow the crystal, improve the filter effect, tempering tank temperature is higher than each crystallizer, make the dewaxing oil temper to about 8 ℃, guarantee the oil mobility, ensuring the filtering speed of the dewaxed oil product and improving the working efficiency of the grease dewaxing processing.
Description
Technical Field
The utility model relates to a grease industry field especially relates to a grease dewaxing system.
Background
The oil obtained by directly extracting plants often contains a wax component with higher content, the wax component in the oil seriously influences the improvement and the use performance of the oil product quality, on one hand, the wax component influences the edible taste of the oil, on the other hand, the wax component cannot be absorbed by a human body after entering the human body, and even causes discomfort to the human body in serious situations, so the dewaxing is one of important processes in the oil refining engineering. According to the difference of melting points of wax and grease and the characteristic that the solubility of wax in grease is reduced along with the reduction of temperature, the dewaxing process promotes wax to be crystallized and separated out to form suspension by reducing the temperature, and then the suspension is separated from the grease. The traditional dewaxing system has the defects of low temperature and poor liquidity before filtration, influences the filtration speed of dewaxed oil products, has high energy consumption, and urgently needs to develop a high-efficiency dewaxing device so as to meet the requirements of actual production and processing.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that overcome exist among the prior art not enough, provide a high-efficient dewaxing system of grease.
The utility model discloses a realize through following technical scheme:
the utility model provides a grease dewaxing system, its characterized in that, includes a plurality of crystallizer that communicate in proper order and the temperature return tank that is linked together with the crystallizer, crystallizer outer wall dish is equipped with the cooling tube, temperature return tank outer wall dish is equipped with the temperature return pipe, each the crystallizer lower part all is equipped with the grease export, grease export intercommunication has overflow pipeline, communicates through overflow pipeline between each crystallizer, communicates through overflow pipeline between crystallizer and the temperature return tank, temperature return tank lower part intercommunication has horizontal filter.
According to the above technical solution, preferably, the crystallization tanks are provided with 7.
According to the above technical scheme, preferably, the device further comprises a bypass mechanism, wherein the bypass mechanism comprises a bypass pipeline and a plurality of branch pipelines, each grease outlet is respectively communicated with a branch pipeline, each branch pipeline is provided with a valve, and the tail end of each branch pipeline is communicated with the bypass pipeline.
According to the above technical solution, preferably, the inlet of the cooling pipe is externally communicated with a condenser of a refrigerator.
According to the above technical scheme, preferably, the refrigerator condenser intercommunication has the water buffer tank, the water buffer tank is linked together with the inlet of return temperature pipe, return temperature pipe export intercommunication has cooling tower, cooling tower is linked together through priming pump and refrigerator condenser.
The utility model has the advantages that:
after the decolored oil is emptied, the decolored oil enters a dewaxing working section, enters a first crystallizing tank after passing through an oil-oil heat exchanger and a cooling heat exchanger, is mixed with filter-aid clay added into the first crystallizing tank, so that an oil-soil mixture is crystallized, and wax is separated out; the temperature of each crystallizing tank is reduced in turn according to the dewaxing process requirement, so that the wax is crystallized and crystallized in each crystallizing tank, and the filtering effect is improved; the temperature of the temperature return tank is higher than that of each crystallizing tank, so that the temperature of the dewaxed oil product is returned to about 8 ℃, the fluidity of the oil product is ensured, the filtering speed of the dewaxed oil product is ensured, and the working efficiency of the oil dewaxing processing is improved.
Drawings
Fig. 1 is a schematic view of a grease dewaxing system according to the present invention.
FIG. 2 is a schematic front view of the crystallizing tank of the present invention.
Fig. 3 is a schematic connection diagram of the heat source circulation system of the tempering tank of the present invention.
In the figure: 1. a crystallization tank; 2. an overflow line; 3. a valve; 4. a bypass line; 5. a grease outlet; 6. a temperature return tank; 7. a liquid transfer pipeline; 8. a horizontal filter; 9. and (7) cooling the tube.
Detailed Description
In order to make those skilled in the art better understand the technical solution of the present invention, the present invention will be further described in detail with reference to the accompanying drawings and preferred embodiments.
As shown in the figure, the utility model discloses a plurality of crystallizer 1 that communicate in proper order and the temperature return jar 6 that is linked together with crystallizer 1, 1 outer wall dish of crystallizer is equipped with cooling tube 9, 6 outer wall dishes of temperature return jar are equipped with the temperature return pipe, each 1 lower part of crystallizer all is equipped with grease export 5, grease export 5 intercommunication has overflow pipeline 2, is linked together through overflow pipeline 2 between each crystallizer 1, is linked together through overflow pipeline 2 between crystallizer 1 and the temperature return jar 6, there is horizontal filter 8 in the 6 lower parts of temperature return jar through moving liquid pipeline 7 intercommunication. After the decolored oil is emptied, the decolored oil enters a dewaxing working section, enters a first crystallizing tank 1 after passing through an oil-oil heat exchanger and a cooling heat exchanger, is mixed with filter-aid clay added into the first crystallizing tank 1 to crystallize an oil-soil mixture and separate out wax, after the first crystallizing tank 1 is full, an oil product enters a next crystallizing tank 1 through an overflow pipeline 2 in an overflow mode, and so on until the oil product enters a last tempering tank 6, so that a new oil product can enter the dewaxing working section to start crystallization after the first crystallizing tank 1 is emptied, the crystallizing tanks 1 are emptied in sequence, and meanwhile, the time for emptying and oil changing is shortened; the temperature of each crystallizing tank 1 is reduced in turn according to the dewaxing process requirement, so that the wax is crystallized and crystallized in each crystallizing tank 1, and the filtering effect is improved; the temperature of the temperature return tank 6 is higher than that of each crystallization tank 1, so that the temperature of the dewaxed oil product is returned to about 8 ℃, the fluidity of the oil product is ensured, the filtering speed of the dewaxed oil product is ensured, and the working efficiency of the oil dewaxing processing is improved.
According to the above embodiment, it is preferable that the crystallization tank 1 is provided with 7.
According to the above embodiment, preferably, the oil dewaxing device further comprises a bypass mechanism, the bypass mechanism comprises a bypass pipeline 4 and a plurality of branch pipelines, each grease outlet 5 is respectively communicated with a branch pipeline, each branch pipeline is provided with a valve 3, the tail end of each branch pipeline is communicated with the bypass pipeline 4, different numbers of crystallization tanks 1 can be selected according to the dewaxing process requirements of oil products, and the different numbers of crystallization tanks 1 are communicated through the bypass mechanism.
According to the above embodiment, preferably, the inlet of the cooling pipe 9 is communicated with a condenser of a refrigerator, and the cooling pipe 9 effectively controls the temperature in each crystallization tank 1 through the condenser of the refrigerator, so as to ensure sufficient crystallization and dewaxing quality.
According to the above embodiment, preferably, the refrigerator condenser is communicated with a water buffer tank, the water buffer tank is communicated with the inlet of the temperature return pipe, the outlet of the temperature return pipe is communicated with a cooling water tower, and the cooling water tower is communicated with the refrigerator condenser through a water pump. In the original process, a heat source of the temperature return tank 6 is cooling water of a cooling water tower, the cooling water is heated by 4bar of steam in a water buffer tank and flows into a temperature return pipe through a heat exchanger to heat dewaxed oil products in the temperature return tank 6, and electricity and steam are wasted. In the embodiment, the condenser of the refrigerating machine, the water buffer tank and the cooling water tower form a heat source circulating system of the temperature return tank 6, the condenser of the refrigerating machine is introduced into the water buffer tank due to the fact that the return water temperature of the condenser of the refrigerating machine is 40-45 ℃, and then the temperature return pipe provides a heat source for the temperature return tank 6, so that the capacity utilization rate is improved, heat is effectively utilized, and the problem that steam consumption is high due to the fact that cooling water is heated and then is subjected to heat exchange in the original process is solved.
After the decolored oil is emptied, the decolored oil enters a dewaxing working section, enters a first crystallizing tank 1 after passing through an oil-oil heat exchanger and a cooling heat exchanger, is mixed with filter-aid clay added into the first crystallizing tank 1 to crystallize an oil-soil mixture and separate out wax, after the first crystallizing tank 1 is full, an oil product enters a next crystallizing tank 1 through an overflow pipeline 2 in an overflow mode, and so on until the oil product enters a last tempering tank 6, so that a new oil product can enter the dewaxing working section to start crystallization after the first crystallizing tank 1 is emptied, the crystallizing tanks 1 are emptied in sequence, and meanwhile, the time for emptying and oil changing is shortened; the temperature of each crystallizing tank 1 is reduced in turn according to the dewaxing process requirement, so that the wax is crystallized and crystallized in each crystallizing tank 1, and the filtering effect is improved; the temperature of the temperature return tank 6 is higher than that of each crystallization tank 1, so that the temperature of the dewaxed oil product is returned to about 8 ℃, the fluidity of the oil product is ensured, the filtering speed of the dewaxed oil product is ensured, and the working efficiency of the oil dewaxing processing is improved.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.
Claims (5)
1. The utility model provides a grease dewaxing system, its characterized in that, includes a plurality of crystallizer that communicate in proper order and the temperature return tank that is linked together with the crystallizer, crystallizer outer wall dish is equipped with the cooling tube, temperature return tank outer wall dish is equipped with the temperature return pipe, each the crystallizer lower part all is equipped with the grease export, grease export intercommunication has overflow pipeline, communicates through overflow pipeline between each crystallizer, communicates through overflow pipeline between crystallizer and the temperature return tank, temperature return tank lower part intercommunication has horizontal filter.
2. The grease dewaxing system of claim 1, wherein there are 7 crystallizer tanks.
3. The grease dewaxing system of claim 1, further comprising a bypass mechanism, wherein the bypass mechanism comprises a bypass pipeline and a plurality of branch pipelines, each grease outlet is communicated with a branch pipeline, each branch pipeline is provided with a valve, and the tail end of each branch pipeline is communicated with the bypass pipeline.
4. A grease dewaxing system according to claim 1 or 3, wherein the cooling pipe inlet is outwardly connected to a chiller condenser.
5. The grease dewaxing system of claim 4, wherein the freezer condenser is communicated with a water buffer tank, the water buffer tank is communicated with the inlet of the temperature return pipe, the outlet of the temperature return pipe is communicated with a cooling water tower, and the cooling water tower is communicated with the freezer condenser through a water pump.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921012097.2U CN210595987U (en) | 2019-07-02 | 2019-07-02 | Grease dewaxing system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921012097.2U CN210595987U (en) | 2019-07-02 | 2019-07-02 | Grease dewaxing system |
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| Publication Number | Publication Date |
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| CN210595987U true CN210595987U (en) | 2020-05-22 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201921012097.2U Active CN210595987U (en) | 2019-07-02 | 2019-07-02 | Grease dewaxing system |
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| CN (1) | CN210595987U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112662471A (en) * | 2020-12-31 | 2021-04-16 | 郑州远洋油脂工程技术有限公司 | Energy-saving and consumption-reducing process in grease dewaxing fractionation process |
-
2019
- 2019-07-02 CN CN201921012097.2U patent/CN210595987U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112662471A (en) * | 2020-12-31 | 2021-04-16 | 郑州远洋油脂工程技术有限公司 | Energy-saving and consumption-reducing process in grease dewaxing fractionation process |
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