CN212246940U

CN212246940U - Efficient continuous grease washing equipment

Info

Publication number: CN212246940U
Application number: CN202020596274.2U
Authority: CN
Inventors: 陈璇; 王文谦; 李媛媛; 郑晓辉
Original assignee: Runke Bioengineering Fujian Co ltd
Current assignee: Runke Bioengineering Fujian Co ltd
Priority date: 2020-04-20
Filing date: 2020-04-20
Publication date: 2020-12-29
Anticipated expiration: 2030-04-20

Abstract

The utility model relates to the technical field of washing devices in the refining process of vegetable oil, animal oil and microbial oil, in particular to efficient continuous oil washing equipment which effectively improves the continuous washing efficiency, reduces the oil loss in the washing process and improves the practicability; including washing jar, three-phase butterfly centrifuge, waste water recovery tank, washing oil holding vessel, high-speed motor, washing jar flowing back to three-phase butterfly centrifuge pipeline and centrifugation lower floor liquid phase play liquid pipeline, the inside of washing jar is provided with first cavity, the top intercommunication of first cavity is provided with into oil pipe, the inlet channel, fill nitrogen pipeline and evacuation negative pressure pipeline, high-speed motor's bottom is connected with the top of washing jar, high-speed motor's bottom output is provided with the transmission shaft, the mistake is provided with stirring vane on the transmission shaft, and stirring vane is located the first cavity indoor way of washing jar.

Description

Efficient continuous grease washing equipment

Technical Field

The utility model relates to a technical field of the washing device of the concise in-process of vegetable oil, animal oil, microorganism grease especially relates to an efficient continuous type grease washing equipment.

Background

The water washing is a degumming method commonly used in the oil refining process, and the water washing is mainly used for removing phospholipid, protein and other polar substances in the oil. The phospholipid and part of protein are soluble in oil in a sewage state, but are insoluble in oil after forming hydrate with water, and polar substances in the protein, the phospholipid and the grease can be removed by washing with water, including reducing pollutants such as chloropropanol ester and the like. The traditional washing method adopts a certain amount of oil-water mixing, controls a certain temperature and a proper stirring speed, adds or does not add sodium sulfate, and after uniform mixing, stands for layering and separates a water layer. The traditional water washing method generally needs multiple times of water washing to thoroughly remove phospholipid, protein and other polar substances, the water washing method needs to stand for a certain time after each time of water washing, time is consumed, part of grease emulsified and dispersed in water is lost by standing and layering drainage, and the defects of long treatment time and large grease loss exist.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides an effectively improve continuous type's washing efficiency, reduce the grease loss among the washing process, improve the efficient continuous type grease washing equipment of practicality.

The utility model discloses an efficient continuous type grease washing equipment, including washing jar, three-phase butterfly centrifuge, waste water recovery tank, washing oil collecting tank, high-speed motor, washing jar flowing back to three-phase butterfly centrifuge pipeline and centrifugation lower floor liquid phase play liquid pipeline, the inside of washing jar is provided with first cavity, the top intercommunication of first cavity is provided with oil inlet pipe, water inlet pipe, nitrogen charging pipe and evacuation negative pressure pipeline, the bottom of high-speed motor is connected with the top of washing jar, the bottom output of high-speed motor is provided with the transmission shaft, the staggered arrangement has stirring vane on the transmission shaft, and stirring vane is located the first cavity of washing jar, be provided with water bath heating intermediate layer on the inner wall of first cavity, the right-hand member intercommunication of first cavity is provided with temperature probe, water bath intermediate layer delivery port and manometer, the left end downside intercommunication of first cavity is provided with water bath intermediate layer water inlet, the lower sides of the left end and the right end of the first cavity are respectively provided with an ultrasonic generator, the bottom end of the first cavity is communicated with a washing tank drainage pipeline, the washing tank drainage pipeline is provided with a flowmeter, the three-phase butterfly centrifuge is communicated with the washing tank drainage pipeline through a washing tank drainage pipeline to the three-phase butterfly centrifuge pipeline, the three-phase butterfly centrifuge is communicated with a centrifugal upper liquid phase drainage pipeline, the right side of the top end of the first cavity of the washing tank is communicated with a centrifugal oil return pipeline, the centrifugal oil return pipeline is provided with a flowmeter, the centrifugal oil return pipeline and the centrifugal upper liquid phase drainage pipeline are both communicated with a washing oil centrifugal collecting pipeline, the three-phase butterfly centrifuge is communicated with a waste water recycling tank through a centrifugal lower liquid phase drainage pipeline, the three-phase butterfly centrifuge is communicated with a centrifugal slag discharge outlet, a second cavity is arranged in the washing oil collecting tank, and an oil bath interlayer is, the intercommunication is provided with temperature probe on the washing oil collecting tank, washing oil centrifugation collecting tube way, nitrogen charging pipeline, the manometer, evacuation negative pressure pipeline, the oil bath intermediate layer, oil bath advances oil pipe way and oil bath oil return line, advance oil pipe way, the inlet channel, water bath intermediate layer water inlet, water bath intermediate layer delivery port, washing jar flowing back pipeline, washing jar flowing back to three-phase butterfly centrifuge pipeline, washing oil centrifugation collecting tube way, centrifugation oil return pipeline, nitrogen charging pipeline, evacuation negative pressure pipeline, all be provided with the valve on oil bath oil pipe way and the oil bath oil return line.

The utility model discloses an efficient continuous type grease washing equipment, three-phase butterfly centrifuge's bottom is provided with the multiunit stabilizer blade.

Compared with the prior art, the beneficial effects of the utility model are that: firstly, adding water according to the oil quantity and the water quantity required by the washing of an original plan, controlling the oil inlet quantity and the water inlet quantity through a flowmeter, after the feeding is finished, opening a valve of a vacuumizing negative pressure pipeline, vacuumizing until the pressure in a washing tank is-0.5 Mpa, closing the valve of the vacuumizing negative pressure pipeline after a pressure gauge displays that the pressure is in place, opening a valve of a nitrogen filling pipeline, and filling nitrogen until the pressure of the pressure gauge in the washing tank is 0.1 Mpa. Setting the stirring rotation speed to be 60rpm/min, setting the water bath heating temperature to be 55 ℃, starting water bath heating, after the thermometer displays that the temperature is raised in place, starting a valve of a water washing tank leading to the three-phase butterfly centrifuge and an oil return pipeline valve of the butterfly centrifuge, starting the butterfly centrifuge, setting the centrifugal rotation speed to be 7000rpm/min, stirring and adjusting the water washing tank to be 2000rpm/min, adding 55 ℃ deionized water according to the difference value of a flow meter of an oil outlet pipeline and a flow meter of the oil return pipeline, starting timing, continuously washing for 30min, stopping adding the deionized water after timing is finished, closing the three-phase butterfly centrifuge, and closing the water washing tank oil outlet pipeline valve. Stopping stirring by the high-speed motor, starting the ultrasonic generator with the frequency of 100KHz, and performing ultrasonic demulsification for 20 min. After the ultrasound is finished, a liquid outlet pipeline valve of the washing tank is opened, an oil return pipeline valve is closed, the three-phase butterfly centrifuge is opened to a valve of the washing oil collecting tank, the washing oil is collected, after the centrifugation is finished, the three-phase butterfly centrifuge is closed, and the valve of the three-phase butterfly centrifuge to the washing oil collecting tank is closed. Opening a valve of a vacuum pumping negative pressure pipeline, vacuumizing until the pressure in a washing oil collecting tank is-3.0 Mpa, closing the valve of the vacuum pumping negative pressure pipeline, opening an oil bath for heating, setting the temperature of heat transfer oil to 80 ℃, starting temperature rise and dehydration of the washing oil collecting tank, observing the pressure in the tank in the temperature rise process, controlling a certain negative pressure until no bubbles emerge in the tank, finishing dehydration, continuously maintaining the negative pressure after the dehydration is finished, closing heat transfer oil heating, cooling the heat transfer oil, continuously circularly washing the interlayer of the collecting tank for cooling the heat transfer oil, closing heat transfer oil cooling when the temperature is reduced to be below 40 ℃, closing a heat transfer oil circulation, confirming that the valve of the vacuum pumping negative pressure pipeline is in a closed state, opening a valve of a nitrogen filling pipeline, filling nitrogen until the pressure in the washing oil collecting tank is 0.1MPa, temporarily storing dehydrated oil after washing, collecting a centrifuged lower-layer liquid phase in a waste water recovery tank, by standing the centrifuged lower-layer liquid phase, the grease dispersed in the centrifuged lower-layer liquid phase is aggregated and layered due to emulsification in the centrifugation process, so that the grease is recovered, and the purpose of reducing the grease loss in the washing process is achieved. Thereby realize carrying out the washing of continuous type to above-mentioned grease, continuous ration fed flow deionized water and through three-phase butterfly centrifuge separation washing waste water, the circulation washing grease effectively improves the water washing efficiency of continuous type, reduces the grease loss among the washing process, improves the practicality.

Drawings

Fig. 1 is a schematic structural diagram of the present invention;

in the drawings, the reference numbers: 1. a water washing tank; 2. a three-phase butterfly centrifuge; 3. a wastewater recovery tank; 4. a water wash oil collection tank; 5. an oil inlet pipeline; 6. a water inlet pipe; 7. a flow meter; 8. a high-speed motor; 9. a stirring blade; 10. heating the interlayer in water bath; 11. a temperature probe; 12. an ultrasonic generator; 13. a water inlet of the water bath interlayer; 14. a water outlet of the water bath interlayer; 15. a water washing tank drainage pipeline; 16. discharging the liquid from the washing tank to a pipeline of a three-phase butterfly centrifuge; 17. centrifuging the upper liquid phase liquid outlet pipeline; 18. centrifuging a lower liquid phase liquid outlet pipeline; 19. a centrifugal slag discharge outlet; 20. a water washing oil centrifugal collecting pipeline; 21. a centrifugal oil return pipeline; 22. a nitrogen charging pipeline; 23. a pressure gauge; 24. vacuumizing a negative pressure pipeline; 25. an oil bath interlayer; 26. oil is taken into an oil pipeline; 27. an oil bath oil return pipeline; 28. a valve; 29. and (3) a support leg.

Detailed Description

The following detailed description of the embodiments of the present invention is provided with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.

As shown in figure 1, the utility model discloses a high-efficiency continuous grease washing device, which comprises a washing tank 1, a three-phase butterfly centrifuge 2, a wastewater recovery tank 3, a washing oil collection tank 4, a high-speed motor 8, a washing tank draining pipeline 16 and a centrifugal lower liquid outlet pipeline 18, wherein a first cavity is arranged inside the washing tank 1, the top end of the first cavity is communicated with an oil inlet pipeline 5, an water inlet pipeline 6, a nitrogen filling pipeline 22 and a vacuum negative pressure pumping pipeline 24, the bottom end of the high-speed motor 8 is connected with the top end of the washing tank 1, the bottom output end of the high-speed motor 8 is provided with a transmission shaft, stirring blades 9 are arranged on the transmission shaft in a staggered manner, the stirring blades 9 are positioned in the first cavity of the washing tank 1, a water bath heating interlayer 10 is arranged on the inner wall of the first cavity, the right end of the first cavity is communicated with a temperature probe 11, a water bath interlayer water outlet 14 and a, a water bath interlayer water inlet 13 is communicated and arranged at the lower side of the left end of the first cavity, ultrasonic generators 12 are respectively arranged at the lower sides of the left end and the right end of the first cavity, a washing tank drainage pipeline 15 is communicated and arranged at the bottom end of the first cavity, a flowmeter 7 is arranged on the washing tank drainage pipeline 15, a three-phase butterfly centrifuge 2 is communicated with the washing tank drainage pipeline 15 through a washing tank drainage to a three-phase butterfly centrifuge pipeline 16, a centrifugal upper liquid phase liquid outlet pipeline 17 is communicated and arranged on the three-phase butterfly centrifuge 2, a centrifugal oil return pipeline 21 is communicated and arranged at the right side of the top end of the first cavity of the washing tank 1, a flowmeter 7 is arranged on the centrifugal oil return pipeline 21, the centrifugal oil return pipeline 21 and the centrifugal upper liquid phase liquid outlet pipeline 17 are both communicated with a washing oil centrifugal collecting pipeline 20, and the three-phase butterfly centrifuge 2 is communicated with a, a centrifugal slag discharge outlet 19 is communicated and arranged on the three-phase butterfly centrifuge 2, a second cavity is arranged in the washing oil collecting tank 4, an oil bath interlayer 25 is arranged on the inner wall of the second cavity, a temperature probe 11, a washing oil centrifugal collecting pipeline 20, a nitrogen filling pipeline 22, a pressure gauge 23, a vacuumizing negative pressure pipeline 24, the oil bath interlayer 25, an oil bath oil inlet pipeline 26 and an oil bath oil return pipeline 27 are communicated and arranged on the washing oil collecting tank 4, and valves 28 are arranged on the oil inlet pipeline 5, the water inlet pipeline 6, the water bath interlayer water inlet 13, the water bath interlayer water outlet 14, the washing tank liquid drainage pipeline 15, the washing tank liquid drainage pipeline 16, the washing oil centrifugal collecting pipeline 20, the centrifugal oil return pipeline 21, the nitrogen filling pipeline 22, the vacuumizing negative pressure pipeline 24, the oil bath oil inlet pipeline 26 and the oil bath oil return pipeline 27; firstly, adding water according to the oil quantity and the water quantity required by the washing of an original plan, controlling the oil inlet quantity and the water inlet quantity through a flowmeter, after the feeding is finished, opening a valve of a vacuumizing negative pressure pipeline, vacuumizing until the pressure in a washing tank is-0.5 Mpa, closing the valve of the vacuumizing negative pressure pipeline after a pressure gauge displays that the pressure is in place, opening a valve of a nitrogen filling pipeline, and filling nitrogen until the pressure of the pressure gauge in the washing tank is 0.1 Mpa. Setting the stirring rotation speed to be 60rpm/min, setting the water bath heating temperature to be 55 ℃, starting water bath heating, after the thermometer displays that the temperature is raised in place, starting a valve of a water washing tank leading to the three-phase butterfly centrifuge and an oil return pipeline valve of the butterfly centrifuge, starting the butterfly centrifuge, setting the centrifugal rotation speed to be 7000rpm/min, stirring and adjusting the water washing tank to be 2000rpm/min, adding 55 ℃ deionized water according to the difference value of a flow meter of an oil outlet pipeline and a flow meter of the oil return pipeline, starting timing, continuously washing for 30min, stopping adding the deionized water after timing is finished, closing the three-phase butterfly centrifuge, and closing the water washing tank oil outlet pipeline valve. Stopping stirring by the high-speed motor, starting the ultrasonic generator with the frequency of 100KHz, and performing ultrasonic demulsification for 20 min. After the ultrasound is finished, a liquid outlet pipeline valve of the washing tank is opened, an oil return pipeline valve is closed, the three-phase butterfly centrifuge is opened to a valve of the washing oil collecting tank, the washing oil is collected, after the centrifugation is finished, the three-phase butterfly centrifuge is closed, and the valve of the three-phase butterfly centrifuge to the washing oil collecting tank is closed. Opening a valve of a vacuum pumping negative pressure pipeline, vacuumizing until the pressure in a washing oil collecting tank is-3.0 Mpa, closing the valve of the vacuum pumping negative pressure pipeline, opening an oil bath for heating, setting the temperature of heat transfer oil to 80 ℃, starting temperature rise and dehydration of the washing oil collecting tank, observing the pressure in the tank in the temperature rise process, controlling a certain negative pressure until no bubbles emerge in the tank, finishing dehydration, continuously maintaining the negative pressure after the dehydration is finished, closing heat transfer oil heating, cooling the heat transfer oil, continuously circularly washing the interlayer of the collecting tank for cooling the heat transfer oil, closing heat transfer oil cooling when the temperature is reduced to be below 40 ℃, closing a heat transfer oil circulation, confirming that the valve of the vacuum pumping negative pressure pipeline is in a closed state, opening a valve of a nitrogen filling pipeline, filling nitrogen until the pressure in the washing oil collecting tank is 0.1MPa, temporarily storing dehydrated oil after washing, collecting a centrifuged lower-layer liquid phase in a waste water recovery tank, by standing the centrifuged lower-layer liquid phase, the grease dispersed in the centrifuged lower-layer liquid phase is aggregated and layered due to emulsification in the centrifugation process, so that the grease is recovered, and the purpose of reducing the grease loss in the washing process is achieved. Thereby realize carrying out the washing of continuous type to above-mentioned grease, continuous ration fed flow deionized water and through three-phase butterfly centrifuge separation washing waste water, circulation washing grease to effectively improve the water washing efficiency of continuous type, reduce the grease loss of washing in-process, improve the practicality.

The utility model relates to a high-efficiency continuous grease washing device, the bottom end of a three-phase butterfly-type centrifuge 2 is provided with a plurality of groups of support legs 29; through setting up the multiunit stabilizer blade, effectively strengthen the support to three-phase butterfly centrifuge, improve stability in use.

The utility model discloses an efficient continuous type grease washing equipment, it is at the during operation, at first add water according to the required oil mass oil feed of primary plan washing and required water yield, advance oil yield and inflow through flowmeter control, reinforced back that finishes, open the valve of evacuation negative pressure pipeline, evacuation is-0.5 Mpa to washing jar internal pressure, the manometer shows that pressure targets in place the back, closes the valve of evacuation negative pressure pipeline, opens the valve of nitrogen filling pipeline, the manometer pressure of nitrogen filling to washing jar is 0.1 MPa. Setting the stirring rotation speed to be 60rpm/min, setting the water bath heating temperature to be 55 ℃, starting water bath heating, after the thermometer displays that the temperature is raised in place, starting a valve of a water washing tank leading to the three-phase butterfly centrifuge and an oil return pipeline valve of the butterfly centrifuge, starting the butterfly centrifuge, setting the centrifugal rotation speed to be 7000rpm/min, stirring and adjusting the water washing tank to be 2000rpm/min, adding 55 ℃ deionized water according to the difference value of a flow meter of an oil outlet pipeline and a flow meter of the oil return pipeline, starting timing, continuously washing for 30min, stopping adding the deionized water after timing is finished, closing the three-phase butterfly centrifuge, and closing the water washing tank oil outlet pipeline valve. Stopping stirring by the high-speed motor, starting the ultrasonic generator with the frequency of 100KHz, and performing ultrasonic demulsification for 20 min. After the ultrasound is finished, a liquid outlet pipeline valve of the washing tank is opened, an oil return pipeline valve is closed, the three-phase butterfly centrifuge is opened to a valve of the washing oil collecting tank, the washing oil is collected, after the centrifugation is finished, the three-phase butterfly centrifuge is closed, and the valve of the three-phase butterfly centrifuge to the washing oil collecting tank is closed. Opening a valve of a vacuum pumping negative pressure pipeline, vacuumizing until the pressure in a washing oil collecting tank is-3.0 Mpa, closing the valve of the vacuum pumping negative pressure pipeline, opening an oil bath for heating, setting the temperature of heat transfer oil to 80 ℃, starting temperature rise and dehydration of the washing oil collecting tank, observing the pressure in the tank in the temperature rise process, controlling a certain negative pressure until no bubbles emerge in the tank, finishing dehydration, continuously maintaining the negative pressure after the dehydration is finished, closing heat transfer oil heating, cooling the heat transfer oil, continuously circularly washing the interlayer of the collecting tank for cooling the heat transfer oil, closing heat transfer oil cooling when the temperature is reduced to be below 40 ℃, closing a heat transfer oil circulation, confirming that the valve of the vacuum pumping negative pressure pipeline is in a closed state, opening a valve of a nitrogen filling pipeline, filling nitrogen until the pressure in the washing oil collecting tank is 0.1MPa, temporarily storing dehydrated oil after washing, collecting a centrifuged lower-layer liquid phase in a waste water recovery tank, by standing the centrifuged lower-layer liquid phase, the grease dispersed in the centrifuged lower-layer liquid phase is aggregated and layered due to emulsification in the centrifugation process, so that the grease is recovered, and the purpose of reducing the grease loss in the washing process is achieved. Thereby realize carrying out the washing of continuous type to above-mentioned grease, continuous ration fed flow deionized water and through three-phase butterfly centrifuge separation washing waste water, circulation washing grease to effectively improve the water washing efficiency of continuous type, reduce the grease loss of washing in-process, improve the practicality.

The utility model discloses an efficient continuous type grease washing equipment, its mounting means, connected mode or set up the mode and be common mechanical system, as long as can reach all can implement of its beneficial effect.

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 variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the protection scope of the present invention.

Claims

1. An efficient continuous grease washing device is characterized by comprising a washing tank (1), a three-phase butterfly centrifuge (2), a wastewater recovery tank (3), a washing oil collecting tank (4), a high-speed motor (8), a pipeline (16) for draining liquid from the washing tank to the three-phase butterfly centrifuge and a liquid outlet pipeline (18) for the lower centrifugal layer, wherein a first cavity is arranged inside the washing tank (1), the top end of the first cavity is communicated with an oil inlet pipeline (5), an water inlet pipeline (6), a nitrogen filling pipeline (22) and a vacuum pumping negative pressure pipeline (24), the bottom end of the high-speed motor (8) is connected with the top end of the washing tank (1), a transmission shaft is arranged at the output end of the bottom of the high-speed motor (8), stirring blades (9) are arranged on the transmission shaft in a staggered manner, the stirring blades (9) are positioned in the first cavity of the washing tank (1), a water bath heating interlayer (10) is arranged on the inner, the right end of the first cavity is communicated with a temperature probe (11), a water bath interlayer water outlet (14) and a pressure gauge (23), the left end lower side of the first cavity is communicated with a water bath interlayer water inlet (13), the left end lower side and the right end lower side of the first cavity are both provided with ultrasonic generators (12), the bottom end of the first cavity is communicated with a water washing tank drainage pipeline (15), a flowmeter (7) is arranged on the water washing tank drainage pipeline (15), the three-phase butterfly centrifuge (2) drains liquid to a three-phase butterfly centrifuge pipeline (16) through the water washing tank and is communicated with the water washing tank drainage pipeline (15), a centrifugal upper liquid phase liquid outlet pipeline (17) is communicated with the three-phase butterfly centrifuge (2), the top right side of the first cavity of the water washing tank (1) is communicated with a centrifugal oil return pipeline (21), and the centrifugal oil return pipeline (7) is arranged, centrifugal oil return pipeline (21) and centrifugal upper liquid phase liquid outlet pipeline (17) are communicated with washing oil centrifugal collecting pipeline (20), three-phase butterfly centrifuge (2) is communicated with waste water recovery tank (3) through centrifugal lower liquid phase liquid outlet pipeline (18), the three-phase butterfly centrifuge (2) is provided with centrifugal slag discharge outlet (19) through communication, a second cavity is arranged in washing oil collecting tank (4), an oil bath interlayer (25) is arranged on the inner wall of the second cavity, a temperature probe (11) is arranged on washing oil collecting tank (4) through communication, washing oil centrifugal collecting pipeline (20), nitrogen filling pipeline (22), pressure gauge (23), vacuum pumping negative pressure pipeline (24), oil bath interlayer (25), oil bath oil inlet pipeline (26) and oil bath oil return pipeline (27), oil inlet pipeline (5), water inlet pipeline (6), water bath interlayer water inlet (13), The three-phase butterfly centrifuge comprises a water bath interlayer water outlet (14), a water washing tank drainage pipeline (15), a water washing tank drainage to three-phase butterfly centrifuge pipeline (16), a washing oil centrifugal collecting pipeline (20), a centrifugal oil return pipeline (21), a nitrogen filling pipeline (22), a vacuum pumping negative pressure pipeline (24), an oil bath oil inlet pipeline (26) and an oil bath oil return pipeline (27), which are all provided with valves (28).

2. An efficient continuous type apparatus for washing with grease in accordance with claim 1 wherein the bottom end of the three-phase butterfly centrifuge (2) is provided with a plurality of sets of legs (29).