CN214192858U - Water-oil separation system - Google Patents

Abstract

The utility model provides a water-oil separation system; the crude oil is introduced into the settling tank from the liquid inlet, the demulsifier is added into the oil-water mixture through the first medicine adding port, the emulsification phenomenon caused by oil-water mixing is avoided, the oil and the water are quickly separated, the water is settled at the bottom of the settling tank after the oil-water separation because the density of the oil is less than that of the water, and the oil is suspended on the surface of the water, so that the layering phenomenon occurs. The lower layer of water is discharged from the water outlet, and is filtered by the first filter plate and the second filter plate, so that solid impurities in the water are removed, and the purity of the water is improved; the water purifying agent is added into the purifying pool to remove other chemical impurities in the water, so that the effect of improving the cleanliness is achieved. The technical effect that water and oil are mixed again due to the fact that water is discharged from the water discharge port at the lower part and oil is discharged from the oil discharge pipe is avoided, and the separation effect is guaranteed; and the separated water is filtered and purified to improve the purification degree of the water, so that the water is directly discharged conveniently and quickly.

Description

Water-oil separation system

Technical Field

The utility model relates to a water oil separation technical field particularly, relates to a water oil separation system.

Background

Crude oil, after being produced from the ground, contains a large amount of water. These water contents tend to exist in a suspended state mixed with oil, and the suspended water is distributed in the crude oil in a particulate state of "water-in-oil" or "oil-in-water", and if the separation is carried out by physical precipitation, the time consumption is long and the separation effect is poor. Therefore, it is especially important to design a water-oil separation system to separate crude oil, so as to improve the separation efficiency and quality.

SUMMERY OF THE UTILITY MODEL

The present invention aims at least solving one of the technical problems existing in the prior art or the related art.

Therefore, the utility model provides a water oil separating system.

In view of this, the utility model provides a water oil separating system, water oil separating system includes: the device comprises a sedimentation tank, a liquid inlet, a first dosing port, a water outlet, a filtering tank, a first filtering plate, a second filtering plate, a flow guide plate, a purifying tank, a second dosing port, an oil outlet pipe and an observation window; a settling chamber is formed inside the settling tank; the liquid inlet is arranged at the top of the settling tank and is communicated with the settling chamber; the first dosing port is arranged at the top of the settling tank and communicated with the settling chamber; the water outlet is arranged at the bottom of the sedimentation tank and communicated with the sedimentation chamber; the filtering tank is provided with a first water inlet and a first water outlet, the filtering tank is positioned on one side of the settling tank, and the first water inlet is communicated with the water outlet; the first filter plate is embedded into the filter tank and is connected with the inner wall of the filter tank; the second filter plate is positioned below the first filter plate and is connected with the inner wall of the filter tank; the guide plate is positioned below the second filter plate, one end of the guide plate is connected with the inner wall of the filter tank, the other end of the guide plate inclines towards the direction far away from the second filter plate, and the other end of the guide plate is connected with the inner wall of the filter tank; the purifying tank comprises a second water inlet and a second water outlet, the purifying tank is positioned at one side of the filtering tank, and the second water inlet is communicated with the first water outlet; the second dosing port is arranged at the top of the purification tank and communicated with the purification tank; the oil drain port is positioned on the side wall of the settling tank and communicated with the settling chamber; the oil discharge pipe penetrates through the oil discharge port, is embedded into the settling chamber and is connected with the oil discharge port; the observation window is arranged on the side wall of the settling tank along the length direction of the settling tank; wherein, the mesh number of the first filter plate is larger than that of the second filter plate.

In the technical scheme, firstly, a settling chamber is formed inside a settling tank to realize the containing effect on the water-oil mixture; secondly, a liquid inlet is arranged at the top of the settling tank and communicated with the settling chamber, so that a water-oil mixture is introduced into the settling tank; thirdly, the first dosing port is arranged at the top of the settling tank and communicated with the settling chamber, so that a demulsifier is added into the settling tank, water and oil are quickly separated, the settling effect is improved, and the settling rate is accelerated; thirdly, the water outlet is arranged at the bottom of the settling tank and communicated with the settling chamber, so that the water settled on the lower layer is discharged from the water outlet; thirdly, a first water inlet and a first water outlet are formed in the filtering tank, the filtering tank is located on one side of the settling tank, and the first water inlet is communicated with the water outlet, so that the water on the lower layer is discharged into the filtering tank; thirdly, the first filter plate is embedded into the filter tank and is connected with the inner wall of the filter tank, so that the separated water is subjected to coarse filtration, and large-particle impurities are prevented from being removed; thirdly, the second filter plate is positioned below the first filter plate and is connected with the inner wall of the filter tank, and the mesh number of the first filter plate is larger than that of the second filter plate, so that the water is filtered for the second time, and small-particle impurities are blocked; thirdly, the guide plate is positioned below the second filter plate, one end of the guide plate is connected with the inner wall of the filter tank, the other end of the guide plate inclines towards the direction far away from the second filter plate, and the other end of the guide plate is connected with the inner wall of the filter tank, so that when the volume of water in the filter tank is small, the water is completely discharged without residue; thirdly, the purifying tank comprises a second water inlet and a second water outlet, and the purifying tank is positioned at one side of the filtering tank, and the second water inlet is communicated with the first water outlet, so that water without solid impurities enters the purifying tank; thirdly, the second dosing port is arranged at the top of the purification tank and communicated with the purification tank, so that a water purifying agent is added into the purification tank, a small part of chemical substances remained in water are removed, and the purification degree of the water is improved; thirdly, the oil discharge port is positioned on the side wall of the settling tank, the oil discharge port is communicated with the settling chamber, the oil discharge pipe penetrates through the oil discharge port, the oil discharge pipe is embedded into the settling chamber, and the oil discharge pipe is connected with the oil discharge port, so that oil suspended on the upper layer is extracted from the oil discharge pipe, and the technical effect of water-oil separation is realized; thirdly, set up on the lateral wall of gunbarrel through the length direction with the observation window along the gunbarrel to observe the condition of water oil layering, thereby judge whether need continue to add the demulsifier, observe the exhaust condition of gunbarrel. Adopt this kind of connected mode, simple structure lets in the settling cask from the inlet with the crude oil that contains water to add the demulsifier through first medicine mouth to the oil water mixture, avoid the oil-water mixture to produce emulsification phenomenon, make oil and water quickly separating, because the density of oil is less than water, after the oil-water separation, water deposit in the bottom of settling cask, and oil suspension appears the stratification in the surface of water. The lower layer of water is discharged from the water outlet and enters the filtering pool, and the density of solid impurities is higher than that of the water, so that the water can carry more solid particles when being discharged, and the solid impurities in the water are removed by filtering through the first filtering plate and the second filtering plate, so that the purity of the water is improved; the water purifying agent is added into the purifying pool to remove other chemical impurities in the water, so that the effect of improving the cleanliness is achieved. Observe the discharge condition of water layer through the observation window, when observing that the gunbarrel does not have the layering, take out remaining oil in with the gunbarrel through the oil extraction pipe, so, realize oil-water separation's technological effect. The technical effect that water and oil are mixed again due to the fact that water is discharged from the water discharge port at the lower part and oil is discharged from the oil discharge pipe is avoided, and the separation effect is guaranteed; and the separated water is filtered and purified to improve the purification degree of the water, so that the water is directly discharged conveniently and quickly.

Additionally, the utility model provides an oil-water separation system among the above-mentioned technical scheme can also have following additional technical characteristics:

in the above technical solution, preferably, the settling tank includes: the tank body, the first connecting part, the cover body and the second connecting part; the top of the tank body is provided with an opening; the first connecting part is arranged on the outer wall of the tank body along the circumferential direction of the tank body; the cover body covers the top of the tank body, and the tank body and the cover body enclose a settling chamber; the second connecting portion is arranged on the outer wall of the cover body along the circumferential direction of the cover body, and the second connecting portion is connected with the first connecting portion.

In the technical scheme, the top of the tank body is provided with an opening, so that the oil-water mixture is accommodated; the first connecting part is arranged on the outer wall of the tank body along the circumferential direction of the tank body so as to facilitate connection; the cover body is covered on the top of the tank body, and the tank body and the cover body enclose a settling chamber to prevent external dust from entering the tank body, so that harmful gas in crude oil is prevented from volatilizing to harm human health; the second connecting part is arranged on the outer wall of the cover body along the circumferential direction of the cover body, and the second connecting part is connected with the first connecting part so as to fix the cover body on the tank body.

In the above technical solution, preferably, the water-oil separation system further includes: the mounting part, the first mounting groove, the second mounting groove, the limiting rod and the nut; the at least three mounting parts are arranged on the tank body along the circumferential direction of the tank body; the at least three first mounting grooves are arranged on the first connecting part along the circumferential direction of the first connecting part and are respectively opposite to the at least three mounting parts; the at least three second mounting grooves are arranged on the second connecting part along the circumferential direction of the second connecting part and are respectively opposite to the at least three first mounting grooves; the outer wall of the limiting rod is provided with external threads, at least three limiting rods are respectively and rotatably connected with at least three mounting parts, and the limiting rods are simultaneously embedded into the first mounting groove and the second mounting groove; the inner wall of nut is provided with the internal thread, and at least three nut suit respectively is in the outside of at least three spacing pipe, and at least three nut laminates with second connecting portion simultaneously.

In the technical scheme, at least three mounting parts are arranged on the tank body along the circumferential direction of the tank body, so that the stability of the mounting parts is improved; the limiting device comprises a first connecting part, at least three first mounting grooves, at least three second mounting grooves, at least three external threads, at least three limiting rods and at least three mounting parts, wherein the first mounting grooves are formed in the first connecting part along the circumferential direction of the first connecting part, the second mounting grooves are formed in the second connecting part along the circumferential direction of the second connecting part, the at least three second mounting grooves are respectively opposite to the at least three first mounting grooves, the external threads are formed in the outer wall of each limiting rod, the at least three limiting rods are respectively rotatably connected with the at least three mounting parts to improve the flexibility of the limiting rods, and the limiting rods are simultaneously embedded into the first mounting grooves and the second mounting grooves to limit the second mounting grooves through the limiting rods, so that the limiting effect on a cover body is achieved; the inner wall of nut is provided with the internal thread, through with at least three nut suit respectively in the outside of at least three spacing pipe, and at least three nut laminates with second connecting portion simultaneously to lock the gag lever post, and then with the rigidity of gag lever post, thereby realize connecting the lid at the technical effect on the jar body. Through rotating the gag lever post, make the gag lever post imbed simultaneously in first mounting groove and the second mounting groove to screw up the nut, realize the fixed technological effect of gag lever post, thereby realize will fixing the technological effect in jar body top, convenient and fast.

In the above technical solution, preferably, the water-oil separation system further includes: a first water outlet pipe and a first valve; one end of the first water outlet pipe is communicated with the water outlet, and the other end of the first water outlet pipe is communicated with the first water inlet; the first valve is connected with the water outlet and is simultaneously communicated with the settling chamber and the first water outlet pipe.

In the technical scheme, one end of a first water outlet pipe is communicated with a water outlet, and the other end of the first water outlet pipe is communicated with a first water inlet, so that the water in the lower layer of the settling chamber is guided; the first valve is connected with the water outlet and communicated with the settling chamber and the first water outlet pipe at the same time, so that water settled on the lower layer cannot enter the filtering tank when the first valve is closed.

Specifically, the first valve is a Q71F-16P 304 stainless steel ball valve manufactured by North worker self-control valve company Limited.

In the above technical solution, preferably, the water-oil separation system further includes: the second water outlet pipe, the second valve and the first booster pump; one end of the second water outlet pipe is communicated with the second water outlet; the second valve is connected with the second water outlet and communicated with the second water outlet pipe; the first booster pump is communicated with the second valve.

In the technical scheme, one end of the second water outlet pipe is communicated with the second water outlet so as to guide the filtered water and make the filtered water flow into the purification tank; the second valve is connected with the second water outlet and communicated with the second water outlet pipe, so that filtered water cannot enter the purification tank when the second valve is closed; through being linked together first booster pump and second valve, discharge with higher speed through the pressure boost of first booster pump to purifying waste water, improve the efficiency of separation and purification.

Specifically, the second valve is a Q41F-16P 304 stainless steel ball valve manufactured by North worker self-control valve company Limited.

Specifically, the first booster pump is an ISW type horizontal pipeline pump manufactured by Wenzhou Yanghe Pump industry Co.

In the above technical solution, preferably, the water-oil separation system further includes: a second booster pump; the second booster pump is communicated with the oil discharge pipe.

In this technical scheme, be linked together through making second booster pump and oil extraction pipe, pressurize oil to make the quick discharge of suspended oil, improve oil extraction efficiency.

Specifically, the second booster pump adopts a WCB gear oil pump produced by Wenzhou Yanghe Pump industry Co.

Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

Drawings

The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

fig. 1 shows a schematic structural view of a water-oil separation system according to an embodiment of the present invention;

fig. 2 is an enlarged view of a point a of the schematic structural diagram of the water-oil separation system of fig. 1 according to an embodiment of the present invention;

wherein, the correspondence between the reference numbers and the component names in fig. 1 and fig. 2 is:

10. the sedimentation tank, 101, the jar body, 102, first connecting portion, 103, the lid, 104, the second connecting portion, 12, the inlet, 14, first medicine feed port, 16, the outlet, 18, the filtering ponds, 20, first filter, 22, the second filter, 24, the guide plate, 26, the purification pond, 28, the second medicine feed port, 30, the oil drain port, 32, the oil drain pipe, 34, the observation window, 36, the installation department, 38, first mounting groove, 40, the second mounting groove, 42, the gag lever post, 43, the nut, 44, first outlet pipe, 46, first valve, 48, the second outlet pipe, 50, the second valve, 52, first booster pump, 54, the second booster pump.

Detailed Description

In order to make the aforementioned objects, features and advantages of the present invention more clearly understood, the present invention will be described in further detail with reference to the accompanying drawings and detailed description. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and therefore the scope of the present invention is not limited by the specific embodiments disclosed below.

The water-oil separation system according to some embodiments of the present invention is described below with reference to fig. 1 and 2.

In the embodiment of the present invention, as shown in fig. 1 and fig. 2, the present invention provides a water-oil separating system, which includes: the device comprises a settling tank 10, a liquid inlet 12, a first dosing port 14, a water outlet 16, a filtering tank 18, a first filtering plate 20, a second filtering plate 22, a flow guide plate 24, a purifying tank 26, a second dosing port 28, an oil outlet 30, an oil outlet pipe 32 and an observation window 34; a settling chamber is formed inside the settling tank 10; the liquid inlet 12 is arranged at the top of the settling tank 10, and the liquid inlet 12 is communicated with the settling chamber; the first dosing port 14 is arranged at the top of the settling tank 10, and the first dosing port 14 is communicated with the settling chamber; the water outlet 16 is arranged at the bottom of the sedimentation tank 10, and the water outlet 16 is communicated with the sedimentation chamber; the filtering tank 18 is provided with a first water inlet and a first water outlet, the filtering tank 18 is positioned at one side of the settling tank 10, and the first water inlet is communicated with the water outlet 16; the first filter plate 20 is embedded in the filtering tank 18, and the first filter plate 20 is connected with the inner wall of the filtering tank 18; the second filter plate 22 is positioned below the first filter plate 20, and the second filter plate 22 is connected with the inner wall of the filter tank 18; the guide plate 24 is positioned below the second filter plate 22, one end of the guide plate 24 is connected with the inner wall of the filter tank 18, the other end of the guide plate 24 inclines towards the direction far away from the second filter plate 22, and the other end of the guide plate 24 is connected with the inner wall of the filter tank 18; the purifying tank 26 comprises a second water inlet and a second water outlet, the purifying tank 26 is positioned at one side of the filtering tank 18, and the second water inlet is communicated with the first water outlet; the second dosing port 28 is arranged at the top of the purification tank 26, and the second dosing port 28 is communicated with the purification tank 26; the oil drain port 30 is positioned on the side wall of the settling tank 10, and the oil drain port 30 is communicated with the settling chamber; the oil drain pipe 32 penetrates through the oil drain port 30, the oil drain pipe 32 is embedded in the settling chamber, and the oil drain pipe 32 is connected with the oil drain port 30; the observation window 34 is arranged on the side wall of the settling tank 10 along the length direction of the settling tank 10; wherein the mesh number of the first filter plate 20 is larger than that of the second filter plate 22.

In this embodiment, first, a settling chamber is formed inside the settling tank 10 to achieve a holding effect on the water-oil mixture; secondly, a liquid inlet 12 is arranged at the top of the settling tank 10, and the liquid inlet 12 is communicated with a settling chamber, so that a water-oil mixture is introduced into the settling tank 10; thirdly, the first dosing port 14 is arranged at the top of the settling tank 10, and the first dosing port 14 is communicated with the settling chamber, so that a demulsifier is added into the settling tank 10, water and oil are quickly separated, the settling effect is improved, and the settling rate is accelerated; thirdly, by disposing the water discharge port 16 at the bottom of the settling tank 10 and communicating the water discharge port 16 with the settling chamber, the water settled at the lower layer is discharged from the water discharge port 16; thirdly, the filtering tank 18 is positioned at one side of the settling tank 10 by arranging a first water inlet and a first water outlet on the filtering tank 18, and the first water inlet is communicated with the water outlet 16, so that the water at the lower layer is discharged into the filtering tank 18; thirdly, the first filter plate 20 is embedded into the filtering tank 18, and the first filter plate 20 is connected with the inner wall of the filtering tank 18, so that the separated water is subjected to coarse filtration, and large-particle impurities are prevented from being removed; thirdly, the second filter plate 22 is positioned below the first filter plate 20, the second filter plate 22 is connected with the inner wall of the filter tank 18, and the mesh number of the first filter plate 20 is larger than that of the second filter plate 22, so that the water is filtered for the second time, and small-particle impurities are blocked; thirdly, by positioning the guide plate 24 below the second filter plate 22, one end of the guide plate 24 is connected with the inner wall of the filter tank 18, the other end of the guide plate 24 is inclined towards the direction far away from the second filter plate 22, and the other end of the guide plate 24 is connected with the inner wall of the filter tank 18, when the volume of water in the filter tank 18 is small, all water is discharged without residue; thirdly, the purifying tank 26 comprises a second water inlet and a second water outlet, the purifying tank 26 is positioned at one side of the filtering tank 18, and the second water inlet is communicated with the first water outlet, so that the water without solid impurities enters the purifying tank 26; thirdly, a second medicine adding port 28 is arranged at the top of the purifying tank 26, and the second medicine adding port 28 is communicated with the purifying tank 26, so that a water purifying agent is added into the purifying tank 26, a small part of chemical substances remained in the water are removed, and the purifying degree of the water is improved; thirdly, the oil drain 30 is positioned on the side wall of the settling tank 10, the oil drain 30 is communicated with the settling chamber, the oil drain pipe 32 penetrates through the oil drain 30, the oil drain pipe 32 is embedded into the settling chamber, and the oil drain pipe 32 is connected with the oil drain 30, so that oil suspended on the upper layer is extracted from the oil drain pipe 32, and the technical effect of water-oil separation is realized; thirdly, the observation window 34 is arranged on the side wall of the settling tank 10 along the length direction of the settling tank 10, so that the condition of water-oil stratification can be observed, whether the demulsifier needs to be added continuously or not is judged, and the discharge condition of the settling layer is observed. By adopting the connection mode, the structure is simple, the crude oil containing water is introduced into the settling tank 10 from the liquid inlet 12, the demulsifier is added into the oil-water mixture through the first chemical adding port 14, the emulsification phenomenon caused by the mixing of oil and water is avoided, the oil and the water are quickly separated, and the water is settled at the bottom of the settling tank 10 after the oil and the water are separated, and the oil is suspended on the surface of the water, so that the layering phenomenon is caused. Firstly, the water in the lower layer is discharged from the water outlet 16 and enters the filter tank 18, and because the density of the solid impurities is higher than that of the water, the discharged water carries more solid particles, and the solid particles are filtered by the first filter plate 20 and the second filter plate 22 to remove the solid impurities in the water, so that the purity of the water is improved; the water purifying agent is added into the purifying tank 26 to remove other chemical impurities in the water, so that the effect of improving the cleanliness is achieved. The discharging condition of the water layer is observed through the observation window 34, and when no layering of the settling tank 10 is observed, the residual oil in the settling tank 10 is pumped out through the oil discharge pipe 32, so that the technical effect of oil-water separation is realized. The technical effect of preventing the water and the oil from being discharged at the same port to cause the water and the oil to be mixed again is achieved by discharging the water from the water discharge port 16 at the lower part and discharging the oil from the oil discharge pipe 32, and the separation effect is ensured; and the separated water is filtered and purified to improve the purification degree of the water, so that the water is directly discharged conveniently and quickly.

In one embodiment of the present invention, preferably, as shown in fig. 1 and 2, the settling tank 10 includes: a can 101, a first connection 102, a cover 103, and a second connection 104; the top of the tank body 101 is provided with an opening; the first connection portion 102 is provided on the outer wall of the can 101 in the circumferential direction of the can 101; the cover body 103 is covered on the top of the tank body 101, and the tank body 101 and the cover body 103 enclose a settling chamber; the second connection portion 104 is disposed on an outer wall of the cover 103 along a circumferential direction of the cover 103, and the second connection portion 104 is connected to the first connection portion 102.

In this embodiment, the top of the tank 101 is provided with an opening to accommodate the oil-water mixture; the connection is facilitated by providing the first connection portion 102 on the outer wall of the can body 101 in the circumferential direction of the can body 101; the cover body 103 is covered on the top of the tank body 101, and the tank body 101 and the cover body 103 enclose a settling chamber to prevent external dust from entering the tank body 101, so that harmful gas in crude oil is prevented from volatilizing and harming human health; the cover 103 is fixed to the can 101 by disposing the second connecting portion 104 on the outer wall of the cover 103 along the circumferential direction of the cover 103, and connecting the second connecting portion 104 to the first connecting portion 102.

In an embodiment of the present invention, preferably, as shown in fig. 1 and fig. 2, the water-oil separation system further includes: the mounting part 36, the first mounting groove 38, the second mounting groove 40, the limiting rod 42 and the nut 43; at least three mounting portions 36 are provided on the can 101 in the circumferential direction of the can 101; the at least three first mounting grooves 38 are arranged on the first connecting portion 102 along the circumferential direction of the first connecting portion 102, and the at least three first mounting grooves 38 are respectively arranged opposite to the at least three mounting portions 36; the at least three second mounting grooves 40 are arranged on the second connecting part 104 along the circumferential direction of the second connecting part 104, and the at least three second mounting grooves 40 are respectively arranged opposite to the at least three first mounting grooves 38; the outer wall of the limiting rod 42 is provided with external threads, at least three limiting rods 42 are respectively and rotatably connected with the at least three mounting parts 36, and the limiting rods 42 are simultaneously embedded into the first mounting groove 38 and the second mounting groove 40; the inner wall of nut 43 is provided with the internal thread, and at least three nut 43 suit respectively is in the outside of at least three spacing pipe, and at least three nut 43 laminates with second connecting portion 104 mutually simultaneously.

In this embodiment, by providing at least three mounting portions 36 on the can 101 in the circumferential direction of the can 101, the stability of the mounting portions 36 is improved; the at least three first mounting grooves 38 are arranged on the first connecting portion 102 along the circumferential direction of the first connecting portion 102, the at least three second mounting grooves 40 are arranged on the second connecting portion 104 along the circumferential direction of the second connecting portion 104, the at least three second mounting grooves 40 are respectively arranged opposite to the at least three first mounting grooves 38, external threads are arranged on the outer wall of the limiting rod 42, the at least three limiting rods 42 are respectively rotatably connected with the at least three mounting portions 36, so that the flexibility of the limiting rod 42 is improved, the limiting rod 42 is simultaneously embedded into the first mounting grooves 38 and the second mounting grooves 40, so that the second mounting grooves 40 are limited through the limiting rod 42, and the limiting effect on the cover body 103 is realized; the inner wall of nut 43 is provided with the internal thread, through with at least three nut 43 suit respectively in the outside of at least three spacing pipe, and at least three nut 43 laminates mutually with second connecting portion 104 simultaneously to lock gag lever post 42, and then with gag lever post 42's rigidity, thereby realize connecting the lid 103 the technological effect on jar body 101. Through rotating the gag lever post 42, make the gag lever post 42 imbed simultaneously in first mounting groove 38 and the second mounting groove 40 to screw up nut 43, realize the fixed technological effect of gag lever post 42, thereby realize will fixing the technological effect in jar body 101 top, convenient and fast.

In an embodiment of the present invention, preferably, as shown in fig. 1, the water-oil separation system further includes: first outlet pipe 44 and first valve 46; one end of the first water outlet pipe 44 is communicated with the water outlet 16, and the other end of the first water outlet pipe 44 is communicated with the first water inlet; a first valve 46 is connected to the drain 16 and the first valve 46 is in communication with both the settling chamber and the first outlet pipe 44.

In this embodiment, the water in the lower layer of the settling chamber is guided by making one end of the first water outlet pipe 44 communicate with the water outlet 16, and the other end of the first water outlet pipe 44 communicate with the first water inlet; by connecting the first valve 46 to the drain 16 and communicating the first valve 46 to both the settling chamber and the first outlet pipe 44, it is achieved that when the first valve 46 is closed, water settled in the lower layer cannot enter the filter tank 18.

Specifically, the first valve 46 is a Q71F-16P 304 stainless steel ball valve manufactured by North Industrial automatic control valves, Inc.

In an embodiment of the present invention, preferably, as shown in fig. 1, the water-oil separation system further includes: a second water outlet pipe 48, a second valve 50 and a first booster pump 52; one end of the second water outlet pipe 48 is communicated with the second water outlet; the second valve 50 is connected with the second water outlet, and the second valve 50 is communicated with the second water outlet pipe 48; the first booster pump 52 is in communication with the second valve 50.

In this embodiment, one end of the second outlet pipe 48 is connected to the second outlet to guide the filtered water to flow into the purifying tank 26; by connecting the second valve 50 with the second water outlet, and communicating the second valve 50 with the second water outlet pipe 48, filtered water cannot enter the purification tank 26 when the second valve 50 is closed; by communicating the first pressurizing pump 52 with the second valve 50, the purified water is pressurized by the first pressurizing pump 52, the discharge is accelerated, and the efficiency of separation and purification is improved.

Specifically, the second valve 50 is a Q41F-16P 304 stainless steel ball valve manufactured by Beijing automatic control valves, Inc.

Specifically, the first booster pump 52 is an ISW type horizontal pipe pump manufactured by westhou ocean river pump ltd.

In an embodiment of the present invention, preferably, as shown in fig. 1, the water-oil separation system further includes: a second booster pump 54; the second booster pump 54 communicates with the oil discharge pipe 32.

In this embodiment, the oil is pressurized by communicating the second pressurizing pump 54 with the oil discharge pipe 32 to discharge the suspended oil rapidly, thereby improving the oil discharge efficiency.

Specifically, the second booster pump 54 is a WCB gear oil pump manufactured by westhou ocean river pump ltd.

In the description of the present invention, the terms "plurality" or "a plurality" refer to two or more, and unless otherwise specifically limited, the terms "upper", "lower", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are merely for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention; the terms "connected," "mounted," "secured," and the like are to be construed broadly and include, for example, fixed connections, removable connections, or integral connections; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the description of the present invention, the description of the terms "one embodiment," "some embodiments," "specific embodiments," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In the present disclosure, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (6)

1. A water-oil separation system, comprising:

a settling tank, inside of which a settling chamber is formed;

the liquid inlet is arranged at the top of the settling tank and communicated with the settling chamber;

the first dosing port is arranged at the top of the settling tank and communicated with the settling chamber;

the water outlet is arranged at the bottom of the settling tank and communicated with the settling chamber;

the filter tank is provided with a first water inlet and a first water outlet, the filter tank is positioned on one side of the settling tank, and the first water inlet is communicated with the water outlet;

the first filter plate is embedded into the filter tank and is connected with the inner wall of the filter tank;

the second filter plate is positioned below the first filter plate and is connected with the inner wall of the filter tank;

the guide plate is positioned below the second filter plate, one end of the guide plate is connected with the inner wall of the filter tank, the other end of the guide plate inclines towards the direction far away from the second filter plate, and the other end of the guide plate is connected with the inner wall of the filter tank;

the purification tank comprises a second water inlet and a second water outlet, the purification tank is positioned on one side of the filtering tank, and the second water inlet is communicated with the first water outlet;

the second dosing port is arranged at the top of the purification tank and communicated with the purification tank;

the oil drain port is positioned on the side wall of the settling tank and communicated with the settling chamber;

the oil discharge pipe penetrates through the oil discharge port, is embedded into the settling chamber and is connected with the oil discharge port;

the observation window is arranged on the side wall of the settling tank along the length direction of the settling tank;

wherein, the mesh number of the first filter plate is larger than that of the second filter plate.

2. The water-oil separation system of claim 1, wherein the settling tank comprises:

the top of the tank body is provided with an opening;

the first connecting part is arranged on the outer wall of the tank body along the circumferential direction of the tank body;

the cover body covers the top of the tank body, and the tank body and the cover body enclose the settling chamber;

the second connecting portion is arranged on the outer wall of the cover body along the circumferential direction of the cover body, and the second connecting portion is connected with the first connecting portion.

3. The water-oil separation system of claim 2, further comprising:

the mounting parts are arranged on the tank body along the circumferential direction of the tank body;

the at least three first mounting grooves are arranged on the first connecting part along the circumferential direction of the first connecting part and are respectively opposite to the at least three mounting parts;

at least three second mounting grooves are formed in the second connecting portion along the circumferential direction of the second connecting portion, and the at least three second mounting grooves are respectively arranged opposite to the at least three first mounting grooves;

the outer wall of the limiting rod is provided with external threads, at least three limiting rods are respectively and rotatably connected with at least three mounting parts, and the limiting rods are simultaneously embedded into the first mounting groove and the second mounting groove;

the inner wall of the nut is provided with internal threads, at least three nuts are sleeved on the outer sides of the at least three limiting rods respectively, and the at least three nuts are attached to the second connecting part simultaneously.

4. The water-oil separation system of claim 1, further comprising:

one end of the first water outlet pipe is communicated with the water outlet, and the other end of the first water outlet pipe is communicated with the first water inlet;

the first valve is connected with the water outlet and is simultaneously communicated with the settling chamber and the first water outlet pipe.

5. The water-oil separation system of claim 4, further comprising:

one end of the second water outlet pipe is communicated with the second water outlet;

the second valve is connected with the second water outlet and communicated with the second water outlet pipe;

a first booster pump in communication with the second valve.

6. The water-oil separation system of claim 5, further comprising:

and the second booster pump is communicated with the oil discharge pipe.

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