CN215798609U - Full-automatic oil sludge-water three-phase separation equipment - Google Patents

Abstract

The utility model discloses full-automatic oil sludge-water three-phase separation equipment which comprises a tank body and a control cabinet, wherein four bases are uniformly distributed on the bottom surface of the tank body, four cavities are arranged in the tank body, the cavities are isolated by glass fiber reinforced plastic partition plates, and the four cavities are sequentially divided into an oil storage chamber, a water inlet separation chamber, an oil removal chamber and a water outlet chamber, wherein the water inlet separation chamber is internally provided with a water inlet chamber and a separation chamber, and the water inlet chamber and the separation chamber are isolated by Z-shaped partition plates; the switch board is installed beside the tank body, and a touch screen is installed on the surface of the switch board. The utility model has the advantages of small equipment volume, high mobility, PLC control, high automation degree, unattended operation, high separation efficiency and capability of realizing three-phase separation of oil, mud and water of oil sludge wastewater.

Description

Full-automatic oil sludge-water three-phase separation equipment

Technical Field

The utility model relates to the technical field of oil-sludge-water separation, in particular to a full-automatic oil-sludge-water three-phase separation device.

Background

At present, the environmental protection law enforcement of sewage discharge in China is forced to gradually relate to food processing and catering enterprises from large pollution discharge enterprises. The application of the oil-water separator is more and more extensive, domestic enterprises rise rapidly in recent years, and the number of the enterprise scales is nearly 1000. The types of oil-water separators are also different from each other, and the oil-water separators mainly include membrane filtration oil-water separators, oil-water separators made of lipophilic materials, unpowered oil-water separators with different specific gravity layers, demulsification oil-water separators with pharmacological action, and the like.

However, the various oil-water separators appearing in the market have the following disadvantages in design: 1. only the oil-water separation is considered, but the oil-containing wastewater is not considered to be doped with a large amount of suspended solids such as silt and the like during the collection; 2. in the process of synchronously separating oil sludge and water, the operation steps are complicated, the separation efficiency is low,

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects in the prior art and provides a full-automatic oil-sludge-water three-phase separation device.

In order to solve the problems in the prior art, the utility model adopts the following technical scheme:

a full-automatic oil sludge-water three-phase separation device comprises a tank body and a control cabinet, wherein four bases are uniformly distributed on the bottom surface of the tank body, four cavities are arranged in the tank body, the cavities are isolated by glass fiber reinforced plastic partition plates, and the four cavities are sequentially divided into an oil storage chamber, a water inlet separation chamber, an oil removal chamber and a water outlet chamber, wherein the water inlet separation chamber is internally provided with a water inlet chamber and a separation chamber, and the water inlet chamber and the separation chamber are isolated by Z-shaped partition plates; the control cabinet is installed beside the tank body, and a touch screen is installed on the surface of the control cabinet.

Preferably, the top of oil storage chamber is equipped with first manhole, install liquid level switch in the first manhole, the bottom of oil storage chamber is equipped with out oil pipe.

Preferably, the upper portion of intake chamber is equipped with the inlet tube, just the inward-end mouth of inlet tube is equipped with the baffle of intaking, the top of intake chamber is equipped with the second manhole, be equipped with mud interface appearance in the second manhole, just the bottom of mud interface appearance extends to the indoor bottom of intake.

Preferably, a sludge discharge pipe is arranged at the bottom of the water inlet chamber, a coalescence plate is arranged in the middle of the separation chamber, and the coalescence plate is in a honeycomb section shape inclined by forty-five degrees.

Preferably, the top of the degreasing chamber is provided with a third manhole, the third manhole is internally provided with an oil-water interface instrument, one side in the third manhole is provided with an electric oil skimmer, and the bottom of the degreasing chamber is provided with a vent pipe.

Preferably, a water outlet pipe is arranged in the oil removing chamber, a top port of the water outlet pipe is communicated with the water outlet chamber, a filter screen is arranged on one side of the water outlet pipe, a floating ball is mounted in the filter screen, and the floating ball is connected with a cover plate at the bottom through a support.

Preferably, the electric oil skimmer comprises a motor, an oil belt and an oil collector, an upper impeller is arranged at the end part of a motor shaft of the motor, a lower impeller is arranged under the upper impeller, the upper impeller is connected with the lower impeller through the oil belt, a hood is arranged above the upper impeller and is installed on the motor, the oil collector is installed at the bottom of the hood, a pair of scrapers are arranged on the oil collector, an oil outlet collector is arranged at the rear end part of the oil collector, and an oil outlet is formed in the oil outlet collector.

Preferably, the top of going out the hydroecium is equipped with the fourth manhole, be equipped with the suspended solid detector in the fourth manhole, be located the suspended solid detector below and be equipped with the oil analysis appearance in the fourth manhole, the bottom of going out the hydroecium is equipped with the discharge pipe.

Compared with the prior art, the utility model has the beneficial effects that:

1. in the utility model, a liquid level switch, a sludge interface instrument, an electric oil skimmer, an oil-water interface instrument, an oil analyzer and a suspended matter detector in the tank body send signals into a control cabinet through cables, and after centralized processing in a PLC (programmable logic controller), equipment is operated through a touch screen, so that automation of the equipment is realized;

2. in the utility model, the middle part of the separation chamber is provided with the coalescence plate, the surface of the coalescence plate can enable oily small particles to be better coalesced through special treatment, and the principle of 'shallow layer sedimentation' is applied, so that the sludge sedimentation distance is shortened, the sludge sedimentation time is shortened, the sedimentation area of the sedimentation tank is increased, and the treatment efficiency is improved;

in conclusion, the device has the advantages of small volume, high mobility, PLC control, high automation degree, unattended operation, capability of realizing three-phase separation of oil, mud and water of the oil sludge wastewater and high separation efficiency.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the utility model and together with the description serve to explain the utility model without limiting the utility model. In the drawings:

FIG. 1 is a front sectional view of the present invention;

FIG. 2 is a top cross-sectional view of the present invention;

FIG. 3 is a left side view of the present invention;

FIG. 4 is a right side view of the present invention;

FIG. 5 is an enlarged schematic view of the electric oil skimmer of the present invention;

FIG. 6 is a schematic view of a control cabinet according to the present invention;

number in the figure: the device comprises a tank body 1, a base 2, an oil storage chamber 3, a first manhole 4, an oil outlet pipe 5, a liquid level switch 6, an inlet chamber 7, an inlet pipe 8, an inlet baffle 9, a second manhole 10, a sludge interface instrument 11, a separation chamber 12, a coalescing plate 13, a sludge discharge pipe 14, an oil removal chamber 15, a third manhole 16, an electric oil skimmer 17, an oil-water interface instrument 18, a filter screen 19, a floating ball 20, a cover plate 21, an outlet pipe 22, an emptying pipe 23, an outlet chamber 24, a fourth manhole 25, an oil analyzer 26, a suspended matter detector 27, a discharge pipe 28, a motor 29, an oil belt 30, an upper impeller 31, a lower impeller 32, an oil collector 33, an oil outlet collector 34, an oil outlet 35, a hood 36, a scraper 37, a control cabinet 38 and a touch screen 39.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

Example 1: the embodiment provides a full-automatic sludge-water three-phase separation device, and specifically comprises a tank body 1 and a control cabinet 38, wherein four bases 2 are uniformly distributed on the bottom surface of the tank body 1, each base 2 is made of iron and glass fiber reinforced polyester, bolt holes for mounting foundation bolts are formed in the bottom corners of two support legs of each base 2, four cavities are arranged in the tank body 1 and are isolated by glass fiber reinforced plastic partition plates, the four cavities are sequentially divided into an oil storage chamber 3, a water inlet separation chamber, an oil removal chamber 15 and a water outlet chamber 24, wherein the water inlet separation chamber is internally provided with a water inlet chamber 7 and a separation chamber 12, and the water inlet chamber 7 and the separation chamber 12 are isolated by Z-shaped partition plates; the control cabinet 38 is arranged beside the tank body 1, and the surface of the control cabinet 38 is provided with a touch screen 39.

In the utility model, the oil storage chamber 3 is used for storing oil collected by the electric oil skimmer 17, the top of the oil storage chamber 3 is provided with a first manhole 4 which is communicated and fixedly connected, the diameter of the first manhole 4 is 600mm, a suspended liquid level switch 6 is arranged in the first manhole 4, the liquid level switch 6 is used for detecting the liquid level of the oil in the oil storage chamber 3, when the height of the oil storage chamber 3 reaches a certain height, the liquid level switch 6 is triggered, an alarm prompt is given through a touch screen 39, and the bottom of the oil storage chamber 3 is provided with an oil outlet pipe 5 which is communicated and fixedly connected.

In the utility model, a water inlet pipe 8 is arranged at the upper part of a water inlet chamber 7, the water inlet pipe 8 is made of UPVC (unplasticized polyvinyl chloride), a water inlet baffle 9 is arranged at the inner end of the water inlet pipe 8, the water inlet baffle 9 is used for buffering the impact of water inflow, a second manhole 10 which is fixedly connected with the top of the water inlet chamber 7 in a penetrating manner is arranged at the top of the water inlet chamber 7, the diameter of the second manhole 10 is 600mm, a suspended sludge interface instrument 11 is arranged in the second manhole 10, the bottom of the sludge interface instrument 11 extends to the inner bottom of the water inlet chamber 7, and the sludge interface instrument 11 is used for detecting the height of a sludge-water interface at the bottom of the water inlet; a sludge discharge pipe 14 which is fixedly connected in a penetrating way is arranged at the bottom of the water inlet chamber 7, a coalescence plate 13 is arranged at the middle part of the separation chamber 12, and the coalescence plate 13 is in a honeycomb section shape which is inclined by forty-five degrees; the coalescence plate 13 is the core part of the equipment, the surface of the coalescence plate can enable oily small particles to be better coalesced through special treatment, and the settlement distance of the sludge is shortened, the settlement time of the sludge is shortened, the settlement area of a settling pond is increased by applying the principle of 'superficial layer settlement', so that the treatment efficiency is improved;

when wastewater enters the water inlet chamber 7 through the water inlet pipe 8, the wastewater flows upwards into the coalescence plate 13 after being buffered on the bottom plate of the water inlet chamber 7, oil drops with the specific gravity smaller than that of water in the coalescence plate 13 float upwards on the upper side of the coalescence plate 13, and small oil drops gradually converge in the process of flowing through the coalescence plate 13 to finally form large oil drops which flow out of the coalescence plate 13 and then float upwards to the water surface; and the sludge particles with the specific gravity larger than that of water fall on the bottom side of the coalescence plate 13 under the action of gravity, are accumulated into a thin sludge layer on the bottom side, slide back to the bottom of the separation chamber 12 under the action of gravity, and when the sludge interface instrument 11 detects that the sludge at the bottom reaches a certain height, alarm prompt is given through the touch screen 39, and the sludge is discharged through the sludge discharge pipe 14.

In the utility model, a third manhole 16 which penetrates through and is fixedly connected with the top of an oil removing chamber 15 is arranged, the diameter of the third manhole 16 is 600mm, an oil-water interface instrument 18 which is suspended and placed is arranged in the third manhole 16, the oil-water interface instrument 18 is used for detecting the height of an oil-water interface of the liquid level of a separation chamber 12, an electric oil skimmer 17 is arranged on one side in the third manhole 16, a vent pipe 23 which penetrates through and is fixedly connected with the bottom of the oil removing chamber 15 is arranged, and after the equipment runs for a period of time, waste water in the equipment is discharged through the vent pipe 23, so that the interior of the equipment can be cleaned or overhauled.

In the utility model, a water outlet pipe 22 is arranged in the oil removing chamber 15, the top end opening of the water outlet pipe 22 is communicated with a water outlet chamber 24, a filter screen 19 is arranged on one side of the water outlet pipe 22, a floating ball 20 is arranged in the filter screen 19, the floating ball 20 is connected with a cover plate 21 at the bottom through a support, the floating ball 20 moves up and down along with the height of an oil layer, and after the oil layer is at a certain height, the floating ball 20 moves down through the support to drive the cover plate 21 to move down so as to prevent oil from flowing out along with outlet water.

In the utility model, a fourth manhole 25 which penetrates through and is fixedly connected is arranged at the top of the water outlet chamber 24, the diameter of the fourth manhole 25 is 600mm, a suspended matter detector 27 which is suspended and placed is arranged in the fourth manhole 25, an oil analyzer 26 is arranged below the suspended matter detector 27 and in the fourth manhole 25, the oil analyzer 26 and the suspended matter detector 27 are used for detecting the oil content and the suspended matter content of outlet water, a discharge pipe 28 which penetrates through and is fixedly connected is arranged at the bottom of the water outlet chamber 24, when one parameter is monitored to exceed the standard, the discharge pipe 28 at the bottom of the water outlet chamber 24 is interlocked through a program of a control cabinet 38, and unqualified water is discharged.

In the utility model, the control cabinet 38 is made of stainless steel materials, and is internally provided with electrical elements such as a PLC (programmable logic controller), a relay, a contactor, a transformer, a control cable and the like, the surface of the cabinet body of the control cabinet 38 is provided with a touch screen 39, the liquid level switch 6, the sludge interface instrument 11, the electric oil skimmer 17, the oil-water interface instrument 18, the oil analyzer 26 and the suspended matter detector 27 in the tank body 1 send signals into the control cabinet 38 through cables, and after centralized processing in the PLC, the equipment is operated through the touch screen 39, so that automation of the equipment is realized.

Example 2: in embodiment 1, there is also a problem that the oil storage chamber is inconvenient to collect oil, and therefore, this embodiment further includes, on the basis of embodiment 1:

in the utility model, the electric oil skimmer 17 comprises a motor 29, an oil belt 30 and an oil collector 33, wherein an upper impeller 31 is arranged at the end part of a motor shaft of the motor 29, a lower impeller 32 is arranged right below the upper impeller 31, the upper impeller 31 is connected with the lower impeller 32 through the oil belt 30, a hood 36 is arranged above the upper impeller 31, the hood 36 is arranged on the motor 29, the oil collector 33 is arranged at the bottom of the hood 36, a pair of scrapers 37 are arranged on the oil collector 33, an oil outlet collector 34 is arranged at the rear end part of the oil collector 33, and an oil outlet 35 is arranged on the oil outlet collector 34.

The working principle of the electric oil skimmer 17 is as follows: the electric oil skimmer 17 is placed outside the wastewater for treatment, so that an oil belt 30 and a lower impeller 32 are immersed in the wastewater, the oil belt 30 is driven by a motor 29, the oil belt 30 is made of a special material and has lipophilicity and hydrophobicity, when the oil belt 30 passes through an oil layer, oil is attached to the oil belt 30 and is lifted to the outside, the oil is scraped to an oil collector 33 by an outlet scraper 37, and the oil in the oil collectors 33 at two sides is collected by an oil outlet collector 34 and then is conveyed to the oil storage chamber 3 through an oil outlet 35.

Example 3: when the utility model is used specifically, the operation steps are as follows:

firstly, a liquid level switch 6, a sludge interface instrument 11, an electric oil skimmer 17, an oil-water interface instrument 18, an oil analyzer 26 and a suspended matter detector 27 in a tank body 1 send signals into a control cabinet 38 through cables, and after centralized processing in a PLC (programmable logic controller), equipment is operated through a touch screen 39, so that automation of the equipment is realized;

step two, the oil storage chamber 3 is used for storing the oil collected by the electric oil skimmer 17, the liquid level switch 6 is used for detecting the liquid level of the oil in the oil storage chamber 3, when the height of the oil storage chamber 3 reaches a certain height, the liquid level switch 6 is triggered, and the touch screen 39 gives an alarm for prompting;

step three, the water inlet baffle 9 is used for buffering the impact of water inflow, the sludge interface instrument 11 is used for detecting the height of a muddy water interface at the bottom of the water inlet, when the sludge interface instrument 11 monitors that the height of the bottom sludge reaches a certain height, the alarm prompt is given through the touch screen 39, and the sludge is discharged through the sludge discharge pipe 14;

step four, the oil-water interface instrument 18 is used for detecting the height of the oil-water interface of the liquid level of the separation chamber 12, when the oil layer is at a certain height, the floating ball 20 moves downwards to drive the cover plate 21 to move downwards through the bracket so as to prevent oil from flowing out along with water, the waste water in the equipment is discharged through the discharge port 23, and the interior of the equipment can be cleaned or overhauled;

and step five, the oil analyzer 26 and the suspended matter detector 27 are used for detecting the oil content and the suspended matter content of the effluent, the bottom of the effluent chamber 24 is provided with a discharge pipe 28 which is fixedly connected in a penetrating way, when one parameter is monitored to exceed the standard, the discharge port 28 at the bottom of the effluent chamber 24 is opened through program linkage of the control cabinet 38, and unqualified water is discharged.

The utility model has the advantages of small equipment volume, high mobility, PLC control, high automation degree, unattended operation, high separation efficiency and capability of realizing three-phase separation of oil, mud and water of oil sludge wastewater.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.

Claims (8)

1. The utility model provides a full automatization fatlute water three-phase separation equipment, includes jar body (1), switch board (38), its characterized in that: four bases (2) are uniformly distributed on the bottom surface of the tank body (1), four chambers are arranged in the tank body (1), the chambers are isolated by glass fiber reinforced plastic partition plates, and are sequentially divided into an oil storage chamber (3), a water inlet separation chamber, an oil removal chamber (15) and a water outlet chamber (24), wherein the water inlet separation chamber is internally provided with a water inlet chamber (7) and a separation chamber (12), and the water inlet chamber (7) and the separation chamber (12) are isolated by Z-shaped partition plates; the control cabinet (38) is arranged beside the tank body (1), and a touch screen (39) is arranged on the surface of the control cabinet (38).

2. The full-automatic sludge-water three-phase separation equipment as claimed in claim 1, wherein: the top of oil storage chamber (3) is equipped with first manhole (4), install liquid level switch (6) in first manhole (4), the bottom of oil storage chamber (3) is equipped with out oil pipe (5).

3. The full-automatic sludge-water three-phase separation equipment as claimed in claim 1, wherein: the upper portion of intake chamber (7) is equipped with inlet tube (8), just the interior port of inlet tube (8) is equipped with into water baffle (9), the top of intake chamber (7) is equipped with second manhole (10), be equipped with mud interface appearance (11) in second manhole (10), just the bottom of mud interface appearance (11) extends to the bottom in intake chamber (7).

4. The full-automatic sludge-water three-phase separation equipment as claimed in claim 1, wherein: the bottom of the water inlet chamber (7) is provided with a sludge discharge pipe (14), the middle part of the separation chamber (12) is provided with a coalescence plate (13), and the coalescence plate (13) is in a honeycomb section shape inclined by forty-five degrees.

5. The full-automatic sludge-water three-phase separation equipment as claimed in claim 1, wherein: the top that degreases room (15) is equipped with third manhole (16), be equipped with oil water interface appearance (18) in third manhole (16), one side is equipped with electronic oil skimming ware (17) in third manhole (16), the bottom of degrease room (15) is equipped with blow-down pipe (23).

6. The full-automatic sludge-water three-phase separation equipment as claimed in claim 5, wherein: be equipped with outlet pipe (22) in degreasing chamber (15), the apical pore and play hydroecium (24) through connection of outlet pipe (22), one side of outlet pipe (22) is equipped with filter screen (19), install floater (20) in filter screen (19), floater (20) are connected with apron (21) of bottom through the support.

7. The full-automatic sludge-water three-phase separation equipment as claimed in claim 5, wherein: electric oil skimmer (17) includes motor (29), oil zone (30), oil collector (33), the motor shaft tip of motor (29) is equipped with impeller (31), it is equipped with down impeller (32) to go up impeller (31) under, it is connected with lower impeller (32) through oil zone (30) to go up impeller (31), the top of going up impeller (31) is equipped with aircraft bonnet (36), just aircraft bonnet (36) are installed on motor (29), oil collector (33) are installed to the bottom of aircraft bonnet (36), be equipped with a pair of scraper (37) on oil collector (33), the rear end of oil collector (33) is equipped with out oil collector (34), be equipped with oil-out (35) on out oil collector (34).

8. The full-automatic sludge-water three-phase separation equipment as claimed in claim 1, wherein: go out the top of hydroecium (24) and be equipped with fourth manhole (25), be equipped with suspended solid detector (27) in fourth manhole (25), be located suspended solid detector (27) below and be equipped with oil analysis appearance (26) in fourth manhole (25), the bottom of hydroecium (24) is equipped with discharge pipe (28).

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