CN215559170U - Novel high-efficient oil-water separator of grease refining - Google Patents

Abstract

The utility model relates to a novel high-efficient oil-water separator of grease refining, which belongs to the technical field of oil-water separation and comprises a bracket and a tank body, wherein the tank body comprises a first conical cylinder, a cylindrical cylinder and a second conical cylinder, the first conical cylinder is coaxially arranged at the top end of the cylindrical cylinder, and the second conical cylinder is coaxially arranged at the bottom end of the cylindrical cylinder; the top intercommunication of first awl section of thick bamboo is provided with the oil slick enrichment choke, one side intercommunication that lies in the oil slick enrichment choke on the first awl section of thick bamboo is provided with the inlet tube, the inlet tube extends downwards in the cylinder section of thick bamboo from first awl section of thick bamboo, the opposite side intercommunication that lies in the oil slick enrichment choke on the first awl section of thick bamboo is provided with the drain pipe, the drain pipe extends downwards in the cylinder section of thick bamboo from first awl section of thick bamboo, the mouth of pipe height that the inlet tube lies in the cylinder section of thick bamboo is higher than the mouth of pipe height that the drain pipe lies in the cylinder section of thick bamboo. This application has the effect that reduces the water content in the middle of retrieving the grease.

Description

Novel high-efficient oil-water separator of grease refining

Technical Field

The application relates to the technical field of oil-water separation, in particular to a novel efficient oil-water separation device for oil refining.

Background

In the oil and fat refining production process, water washing turbid water and equipment cleaning wastewater are inevitably generated, wherein the water washing turbid water and the equipment cleaning wastewater account for about 10-15% of the total amount of the refined oil and fat. The oil content in the washing muddy water and the equipment washing wastewater is usually about 0.1-0.3%, and the washing muddy water and the equipment washing wastewater also contain colloid, partial soap particle impurities and the like. In order to save resources and reduce production cost, the oil in the washing muddy water and the equipment washing wastewater needs to be recycled. In order to increase the refining recovery rate in the actual production process, reduce the oil content in the sewage of emission, generally adopt natural sedimentation water diversion box or water seal tank to retrieve the grease in the waste water, its principle is different for utilizing the proportion of grease with water, solid dregs to separate oil, water and dregs, adopt recovery modes such as natural overflow or artifical floating oil to retrieve the grease at last. Generally, the water content in the recovered oil is about 5 to 10%.

In view of the above-mentioned related art, the inventors thought that there was a defect that the water content in the recovered grease was relatively large, thereby making the quality of the recovered grease poor.

SUMMERY OF THE UTILITY MODEL

In order to reduce the water content among the recovery grease, this application provides a novel high-efficient water oil separating device of grease refining.

The application provides a pair of novel high-efficient water oil separating device of grease refining adopts following technical scheme:

a novel efficient oil-water separation device for oil refining comprises a support and a tank body, wherein the tank body comprises a first conical cylinder, a cylindrical cylinder and a second conical cylinder, the first conical cylinder is coaxially arranged at the top end of the cylindrical cylinder, and the second conical cylinder is coaxially arranged at the bottom end of the cylindrical cylinder; the top intercommunication of first awl section of thick bamboo is provided with the oil slick enrichment choke, the one side intercommunication that lies in the oil slick enrichment choke on the first awl section of thick bamboo is provided with the inlet tube, the inlet tube extends to the cylinder section of thick bamboo downwards in following first awl section of thick bamboo, the opposite side intercommunication that lies in the oil slick enrichment choke on the first awl section of thick bamboo is provided with the drain pipe, the drain pipe extends to the cylinder section of thick bamboo downwards in following first awl section of thick bamboo, the mouth of pipe height that the inlet tube lies in the cylinder section of thick bamboo is higher than the mouth of pipe height that the drain pipe lies in the cylinder section of thick bamboo, the bottom intercommunication of second awl section of thick bamboo is provided with the blow off pipe, the one end that the second cone section of thick bamboo was kept away from to the blow off pipe is provided with the blowoff valve.

By adopting the technical scheme, the muddy water containing the grease is added into the tank body from the water inlet pipe, and due to the fact that the proportion of the grease, the water and the dregs in the muddy water is different, the dregs sink to the bottom of the tank body under the action of gravity, namely the second cone; the grease floats on the water surface, the water level continuously rises along with the continuous addition of turbid water into the tank body, the grease is converged to the top of the tank body along with the rise of the water level, namely the top of the first conical cylinder, and when the gathered grease is accumulated more and more, the grease can automatically enter the floating oil enrichment throat pipe from the first conical cylinder and is finally discharged out of the tank body; the water level in the jar body is the same with the water level in the drain pipe, and when the water level reachd the take the altitude, the internal water of jar will follow the drain pipe and outwards discharge to the jar body, compares with the mode of retrieving grease such as prior art natural overflow or artifical floating oil, and the grease that can only discharge of floating oil enrichment choke to can show the water content in the middle of the discharge grease that reduces. When the dregs in the tank body need to be cleaned, the blow-down valve is opened to discharge the dregs out of the tank body.

Optionally, an anti-impact buffer plate is arranged on the inner wall of the cylindrical barrel and located right below the water outlet of the water inlet pipe.

Through adopting above-mentioned technical scheme, when muddy water adds to jar internal, muddy water has great impact force, can slow down the impact force when the jar internal impact-proof buffer board that sets up through at jar to reduce jar body and be washed away for a long time by muddy water and cause jar possibility of body damage.

Optionally, the impact-proof buffer board includes diaphragm and riser, the riser is fixed to be set up on the inner wall of a cylinder section of thick bamboo, a side and riser fixed connection of diaphragm the inlet tube is located the one end mouth of pipe in the cylinder section of thick bamboo just to the face of diaphragm in vertical direction.

Through adopting above-mentioned technical scheme, can produce great impact to the jar body when muddy water flows out the inlet tube, the diaphragm can play the cushioning effect to the impact force of muddy water, and the riser can play fixed and supporting role to the diaphragm.

Optionally, an oil collecting pipe is communicated with one end of the floating oil enrichment throat pipe, which is far away from the tank body, the end of the oil collecting pipe, which is far away from the floating oil enrichment throat pipe, is bent towards a direction close to the first conical cylinder, and a floating oil collecting box is communicated with one end of the oil collecting pipe, which is far away from the floating oil enrichment throat pipe.

Through adopting above-mentioned technical scheme, under the buoyancy of water effect, the internal grease of jar constantly collects to first awl section of thick bamboo, and the grease further collects in oil slick enrichment choke department at last, then flows to in the oil collecting pipe, and the grease in the oil collecting pipe will flow to in the oil slick collecting box along the oil collecting pipe, and the oil slick collecting box can be collected and store the grease promptly.

Optionally, one end of the water discharge pipe in the tank body extends to the position where the cylindrical barrel is connected with the second cylindrical barrel.

By adopting the technical scheme, one end of the water discharge pipe in the tank body extends to the position where the cylindrical barrel is connected with the second conical barrel, and the oil content in turbid water at the position is low, so that the possibility of discharging the oil from the water discharge pipe is reduced, the oil loss is reduced, and the production cost is reduced; simultaneously, the dregs content in the position is also less, thereby reducing the possibility that the dregs block the mouth of the water outlet pipe.

Optionally, one end of the drain pipe, which is located far away from the tank body, is vertically communicated with an anti-siphon pipe, and the anti-siphon pipe is horizontally communicated with a drain overflow pipe.

By adopting the technical scheme, water in the drainage pipe flows out through the drainage overflow pipe, and the siphon action of the water in the drainage overflow pipe on water in the drainage pipe can be avoided by arranging the anti-siphon pipe; simultaneously, the internal dregs of jar have probably to adhere to on the inner wall of drain pipe, and the drain pipe is after long-time the use, and the drain pipe probably takes place to block up, and at this moment, the staff will clear up in the instrument stretches into the drain pipe from the mouth of pipe of preventing the siphon to be convenient for dredge the drain pipe.

Optionally, the installation height of the communication position of the drainage overflow pipe and the anti-siphon pipe is lower than the installation height of the communication position of the floating oil enrichment throat pipe and the first cone.

By adopting the technical scheme, the grease in the tank body is discharged out of the tank body after being collected at the floating oil enrichment throat under the buoyancy action of water, and because the height of the communication position of the drainage overflow pipe and the anti-siphon pipe is lower than the vertical height of the communication position of the floating oil enrichment throat and the first conical cylinder, the height difference is formed between the floating oil enrichment throat and the drainage overflow pipe, so that the water level in the tank body can not rise into the floating oil enrichment throat, and further the water content in the grease in the floating oil enrichment throat is further reduced. Among the prior art, water content among the grease of retrieving is about 5 ~ 10%, through detecting, this application novel high-efficient oil water separator of grease refining, and the water content in the grease of oil slick enrichment choke department is less than 0.5%.

Optionally, the vertical height of the pipe orifice at the end of the anti-siphon pipe, which is far away from the drain pipe, is higher than that of the floating oil enrichment throat pipe.

By adopting the technical scheme, the vertical height of the anti-siphon pipe far away from the pipe orifice at one end of the drain pipe is set to be higher than that of the floating oil enrichment throat pipe, so that liquid in the tank body can be prevented from overflowing from the pipe orifice of the anti-siphon pipe.

Optionally, the pipe diameter of the drain pipe and the pipe diameter of the drain overflow pipe are 1.5-2.0 times of the pipe diameter of the water inlet pipe

Through adopting above-mentioned technical scheme, through the test many times, the pipe diameter size of drain pipe and the pipe diameter size of drainage overflow pipe are when 1.5 ~ 2.0 times of inlet tube pipe diameter size, and this application novel high-efficient water oil separating device of oil refining's oil-water separation effect is better.

In summary, the present application includes at least one of the following beneficial technical effects:

1. according to the method, the floating oil enrichment throat pipe, the water inlet pipe and the water discharge pipe are arranged on the tank body, after turbid water is added into the tank body, due to the fact that specific gravities of grease, water and dregs contained in the turbid water are different, the dregs sink to the bottom of the tank body under the action of gravity, the grease floats on the water surface and is collected to the top of the tank body along with rising of the water level, and the collected grease is discharged out of the tank body from the floating oil enrichment throat pipe; the water in the tank body is discharged through a drain pipe; when the dregs in the tank body need to be cleaned, the dregs can be discharged out of the tank body by opening the drain valve;

2. according to the method, the installation height of the drainage overflow pipe is lower than that of the floating oil enrichment throat pipe and the first conical barrel, so that a height difference is formed between the floating oil enrichment throat pipe and the drainage overflow pipe, the water level in the tank body cannot rise into the floating oil enrichment throat pipe, and the water content in the grease in the floating oil enrichment throat pipe is further reduced;

3. this application sets up the pipe diameter size through with drain pipe and overflow pipe into 1.5 ~ 2.0 times of inlet tube pipe diameter size to the oil-water separation effect of this application a novel high-efficient oil water separator of oil refining that makes is better.

Drawings

Fig. 1 is a schematic structural view of the entire present application.

Fig. 2 is a cross-sectional view of the present application.

Description of reference numerals: 1. a support; 2. a tank body; 21. a first cone; 22. a cylindrical barrel; 221. an impact-resistant buffer plate; 2211. a transverse plate; 2212. a vertical plate; 23. a second cone; 3. a floating oil enrichment throat pipe; 31. an oil collecting pipe; 32. a floating oil collection box; 4. a water inlet pipe; 41. a first flange plate; 5. a drain pipe; 51. a second flange plate; 52. an anti-siphon tube; 521. a drainage overflow pipe; 5211. a third flange plate; 6. a blow-off pipe; 61. a blowoff valve.

Detailed Description

The present application is described in further detail below with reference to figures 1-2.

The embodiment of the application discloses a novel efficient oil-water separation device for oil refining, which comprises a support 1 and a tank body 2, wherein the support 1 is welded at the bottom of the tank body 2 and is used for supporting the tank body 2; the tank body 2 comprises a first conical barrel 21, a cylindrical barrel 22 and a second conical barrel 23, the first conical barrel 21 and the second conical barrel 23 are in a circular truncated cone shape, the first conical barrel 21 is coaxially welded at the top end of the cylindrical barrel 22 and communicated with the cylindrical barrel 22, and the end face with smaller area on the first conical barrel 21 faces to the direction far away from the cylindrical barrel 22; the second cone 23 is coaxially welded at the bottom end of the cylinder 22 and communicated with the cylinder 22, and the end face with smaller area on the second cone 23 faces away from the cylinder 22. The top welding of first awl section of thick bamboo 21 has oil slick enrichment choke 3, and oil slick enrichment choke 3 is linked together with the inside of first awl section of thick bamboo 21, and the inlet tube 4 is installed in the one side intercommunication that lies in oil slick enrichment choke 3 on the first awl section of thick bamboo 21, and inlet tube 4 extends downwards in the cylinder 22 from first awl section of thick bamboo 21, and the drain pipe 5 is installed in the opposite side intercommunication that lies in oil slick enrichment choke 3 on the first awl section of thick bamboo 21, and the drain pipe 5 extends downwards in the cylinder 22 from first awl section of thick bamboo 21. The bottom welding of second cone 23 has blow off pipe 6, and blow off pipe 6 is linked together with the inside of second cone 23, and blowoff valve 61 is installed to the one end that second cone 23 was kept away from to blow off pipe 6. After the turbid water is added into the tank body 2, due to the fact that specific gravity of grease, water and dregs contained in the turbid water is different, the dregs sink to the bottom of the tank body 2 under the action of gravity, the grease floats on the water surface and is converged to the top of the tank body 2 along with rising of the water level, and the converged grease is finally discharged out of the tank body 2 through the floating oil enrichment throat pipe 3; the water in the tank body 2 is discharged through a drain pipe 5; when dregs in the tank body 2 need to be cleaned, the dregs can be discharged out of the tank body 2 by opening the drain valve 61.

Referring to fig. 1 and 2, the one end that inlet tube 4 is located jar body 2 extends to the middle part position of a cylinder 22 direction of height for grease, water and dregs in the turbid water can have sufficient time and space to separate in jar body 2, the welding has the protecting against shock buffer board 221 that is used for keeping out the interior oily turbid water impact force of inlet tube 4 on the inner wall of a cylinder 22, protecting against shock buffer board 221 can reduce jar body 2 and be washed away by turbid water for a long time, thereby cause the possibility of jar body 2 damage. The first flange 41 is arranged on the pipe orifice of one end of the water inlet pipe 4 positioned outside the first conical barrel 21. The outer feed tube communicates with the inlet tube 4 via a first flange 41.

Referring to fig. 1 and 2, the impact-resistant buffer plate 221 includes a horizontal plate 2211 and a vertical plate 2212, the vertical plate 2212 is welded on the inner wall of the cylinder 22, one side of the horizontal plate 2211 is welded with the vertical plate 2212, and the other side is bent toward the direction close to the first cylinder 21, so that the horizontal plate 2211 is in an "L" shape. The impact-proof buffer plate 221 can reduce the impact force of the turbid water flowing out of the water inlet pipe 4 on the tank body 2, so that the tank body 2 is protected.

Referring to fig. 1 and 2, an oil collecting pipe 31 is welded at one end of the floating oil enrichment throat 3, which is far away from the tank body 2, the oil collecting pipe 31 is communicated with the floating oil enrichment throat 3, one end of the oil collecting pipe 31, which is far away from the floating oil enrichment throat 3, is bent towards the direction close to the first conical cylinder 21, and one end of the oil collecting pipe 31, which is far away from the floating oil enrichment throat 3, is communicated with and provided with a floating oil collecting box 32. Under the buoyancy action of water, the grease in the tank body 2 is collected at the floating oil enrichment throat 3 and then discharged into the floating oil collection box 32, so that the separation and collection of the grease are achieved.

Referring to fig. 1 and 2, one end of the water discharge pipe 5 located in the tank body 2 extends to the position where the cylindrical barrel 22 is connected with the second tapered barrel 23, and a second flange 51 is mounted on a pipe orifice of one end of the water discharge pipe 5 located outside the tank body 2. Compare in other positions in the jar body 2, the oil content and the dregs content of the position department that cylinder 22 and second cone 23 are connected are all lower, consequently set up the mouth of pipe position of drain pipe 5 here, can reduce the amount that grease and dregs flowed out jar body 2 from drain pipe 5 outside to reduce the loss of grease, reduced manufacturing cost.

Referring to fig. 1 and 2, an anti-siphon pipe 52 is vertically installed at one end of the drain pipe 5 away from the tank body 2, the anti-siphon pipe 52 is communicated with the drain pipe 5, a drain overflow pipe 521 is horizontally communicated with the anti-siphon pipe 52, and the drain overflow pipe 521 is connected with the anti-siphon pipe 52 through a third flange 5211. When the drainage overflow pipe 521 is directly connected with the drainage pipe 5, the pressure of water in the mutually communicated containers is the same everywhere under the same atmospheric pressure, and at the moment, the water in the drainage overflow pipe 521 and the drainage pipe 5 can generate a siphonage phenomenon, so that the drainage overflow pipe 521 discharges a large amount of water in the tank body 2, and further raw material loss is caused; the siphon pipe 52 is installed on the drain pipe 5, the drain overflow pipe 521 is installed on the siphon pipe 52, and the top of the siphon pipe 52 is opened, so that the siphon phenomenon between the drain overflow pipe 521 and the water in the drain pipe 5 can not occur. In this application novel high-efficient water oil separating device of grease refining's use, the staff can make and stretch into the drain pipe 5 with the clearance instrument from the mouth of pipe of anti-siphon 52 in to dredge drain pipe 5 avoids drain pipe 5 to a certain extent to block up, and reduces this application novel high-efficient water oil separating device's of grease refining separation effect.

Referring to fig. 1 and 2, the installation height of the connection between the drain overflow pipe 521 and the anti-siphon pipe 52 is lower than the installation height of the connection between the floating oil enrichment throat 3 and the first cone 21. Grease in the jar body 2 will constantly collect to the top of the jar body 2 under the buoyancy of water, when the water level of the jar body 2 and the highly uniform of drainage overflow pipe 521, water in the jar body 2 is discharged outside jar body 2 promptly, thereby make the water in the jar body 2 can not get into in the oil slick enrichment choke 3, and then make the water content of the grease in the oil slick enrichment choke 3 further reduce, among the prior art, water content in the middle of the oil retrieved is about 5 ~ 10%, through detecting, the novel high-efficient water oil separating device of grease refining, water content in the oil slick enrichment choke 3 department grease is less than 0.5%, compare in prior art, the novel high-efficient water oil separating device of grease refining can show the water content in the oil slick of reducing the recovery, improve water oil separating's effect.

Referring to fig. 1 and 2, the vertical height of the pipe orifice of the anti-siphon pipe 52 at the end far away from the drain pipe 5 is higher than that of the floating oil enrichment throat 3. Because the pressure of the water in the mutually communicated containers is the same everywhere under the same atmospheric pressure, the water in the tank body 2 is discharged out of the tank body 2 when reaching the drainage overflow pipe 521, so that the liquid in the tank body 2 is prevented from overflowing from the pipe orifice of the anti-siphon pipe 52, and the raw material loss is avoided.

Referring to fig. 1 and 2, through a plurality of tests, when the pipe diameter of the drain pipe 5 and the pipe diameter of the drain overflow pipe 521 are 1.5-2.0 times of the pipe diameter of the inlet pipe 4, the separation effect of the novel efficient oil-water separation device for oil refining is better.

The implementation principle of the novel high-efficient oil-water separator of oil and fat refining of this application embodiment is: when the grease that needs to wash muddy water and equipment washing waste water separates, with muddy water from inlet tube 4 constantly add jar body 2 in, can collect the grease in the box 32 from the oil slick, waste water will be discharged from drain pipe 5, dregs in the muddy water will deposit in second cone 23, when needs clearance, open blowoff valve 61 can be with dregs discharge jar body 2.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims (9)

1. The utility model provides a novel high-efficient water oil separating device of oil and fat refining which characterized in that: the device comprises a support (1) and a tank body (2), wherein the tank body (2) comprises a first conical cylinder (21), a cylindrical cylinder (22) and a second conical cylinder (23), the first conical cylinder (21) is coaxially arranged at the top end of the cylindrical cylinder (22), and the second conical cylinder (23) is coaxially arranged at the bottom end of the cylindrical cylinder (22); the top of the first cone (21) is communicated with a floating oil enrichment choke (3), a water inlet pipe (4) is communicated with one side of the first cone cylinder (21) which is positioned on the floating oil enrichment throat pipe (3), the water inlet pipe (4) extends downwards from the inside of the first conical cylinder (21) to the inside of the cylindrical cylinder (22), a drain pipe (5) is communicated with the other side of the floating oil enrichment throat pipe (3) on the first conical barrel (21), the drain pipe (5) extends downwards from the inside of the first conical cylinder (21) to the inside of the cylindrical cylinder (22), the height of the pipe orifice of the water inlet pipe (4) in the cylindrical barrel (22) is higher than that of the pipe orifice of the water outlet pipe (5) in the cylindrical barrel (22), the bottom of the second cone (23) is communicated with a drain pipe (6), and a drain valve (61) is arranged at one end, far away from the second cone (23), of the drain pipe (6).

2. The novel efficient oil-water separation device for oil refining of claim 1, characterized in that: an anti-impact buffer plate (221) is arranged on the inner wall of the cylindrical barrel (22), and the anti-impact buffer plate (221) is located under the water outlet of the water inlet pipe (4).

3. The novel efficient oil-water separation device for oil refining of claim 2, characterized in that: the impact-proof buffer plate (221) comprises a transverse plate (2211) and a vertical plate (2212), wherein the vertical plate (2212) is fixedly arranged on the inner wall of the cylindrical tube (22), one side edge of the transverse plate (2211) is fixedly connected with the vertical plate (2212), and the opening of one end of the water inlet tube (4) in the cylindrical tube (22) is right opposite to the surface of the transverse plate (2211) in the vertical direction.

4. The novel efficient oil-water separation device for oil refining of claim 1, characterized in that: an oil collecting pipe (31) is communicated with one end, far away from the tank body (2), of the floating oil enrichment throat pipe (3), one end, far away from the floating oil enrichment throat pipe (3), of the oil collecting pipe (31) is bent towards the direction close to the first conical cylinder (21), and a floating oil collecting box (32) is communicated with one end, far away from the floating oil enrichment throat pipe (3), of the oil collecting pipe (31).

5. The novel efficient oil-water separation device for oil refining of claim 1, characterized in that: one end of the water discharge pipe (5) positioned in the tank body (2) extends to the position where the cylindrical barrel (22) is connected with the second conical barrel (23).

6. The novel efficient oil-water separation device for oil refining of claim 1, characterized in that: one end of the drain pipe (5) which is positioned outside the tank body (2) is vertically communicated with an anti-siphon pipe (52), and a drain overflow pipe (521) is horizontally communicated with the anti-siphon pipe (52).

7. The novel efficient oil-water separation device for oil refining of claim 6, characterized in that: the installation height of the communication part of the drainage overflow pipe (521) and the anti-siphon pipe (52) is lower than that of the communication part of the floating oil enrichment throat pipe (3) and the first conical cylinder (21).

8. The novel efficient oil-water separation device for oil refining of claim 6, characterized in that: the vertical height of the pipe orifice of one end of the anti-siphon pipe (52) far away from the drain pipe (5) is higher than that of the floating oil enrichment throat pipe (3).

9. The novel efficient oil-water separation device for oil refining of claim 1, characterized in that: the pipe diameter of the drain pipe (5) and the pipe diameter of the drain overflow pipe (521) are 1.5-2.0 times of the pipe diameter of the water inlet pipe (4).

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