CN112657234A - Combined oil-water separation device - Google Patents
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- CN112657234A CN112657234A CN202011587653.6A CN202011587653A CN112657234A CN 112657234 A CN112657234 A CN 112657234A CN 202011587653 A CN202011587653 A CN 202011587653A CN 112657234 A CN112657234 A CN 112657234A
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Abstract
A combined oil-water separation device comprises a container and a controller, wherein a liquid phase separation filter element is arranged in the middle of the inside of the container, the liquid phase separation filter element is externally connected with a feeding pump, and the liquid phase separation filter element is used for separating oil from water in an oil-water mixed solution; the upper part in the container is provided with a single-pass oil guide filter element, the single-pass oil guide filter element is used for enabling the oily components to pass through in a single direction, the lower part in the container is provided with a single-pass water guide filter element, the single-pass water guide filter element is used for enabling the water components to pass through in a single direction, the single-pass water guide filter element is externally connected with a water outlet pipe, an electric control switch valve is installed on the water outlet pipe, and the single-pass oil guide filter element is externally connected with an oil outlet; the middle part of the container is provided with a layered medium interface balance monitoring device which is used for monitoring the sinking and floating change of an oil-water interface, and the controller controls the on-off states of the feeding pump and the electric control switch valve according to the sinking and floating change of the oil-water interface, so that the oil-water interface is kept in the middle part of the container.
Description
Technical Field
The invention relates to the technical field of oil-water separation, in particular to a combined oil-water separation device.
Background
In the oil-water separation technology, the mixed liquid in a container is separated to generate a layering phenomenon, an oil-water layering interface needs to be monitored in order to keep the oil-water retention amount in the container within a certain range, so that the water outlet amount, the oil outlet amount and the mixed liquid inlet amount of the container are controlled according to the monitoring condition, the traditional equipment is monitored by personnel, and the water outlet amount, the oil outlet amount and the mixed liquid inlet amount of the container are regulated and controlled by an operator to ensure the oil-water balance in the container. In addition, most of the existing oil-water separation filter elements or coalescence filter elements are made of high-grade glass fiber filter materials, chemical fiber filter materials, wood pulp fiber filter materials, glass fiber felts, chemical fiber felts, various end covers, frameworks, nets and cloth, the manufacturing cost is high, the production process is complex, the size is large, the waste filter elements are difficult to treat, and the environment is affected. The existing oil-water separation equipment is high in production cost, inconvenient to operate and low in automation degree.
Disclosure of Invention
Aiming at the problems in the prior art, the invention provides a combined oil-water separation device.
A combined oil-water separation device comprises a container and a controller, wherein a liquid phase separation filter element is arranged in the middle of the inside of the container, the liquid phase separation filter element is of an inward-in-outward structure, the liquid phase separation filter element is externally connected with a feeding pump, and the liquid phase separation filter element is used for separating oil and water in an oil-water mixed liquid; the single-pass oil guide filter element is arranged at the upper part in the container and used for enabling oil components to pass through in a single direction, the single-pass water guide filter element is arranged at the lower part in the container and used for enabling water components to pass through in a single direction, the single-pass oil guide filter element and the single-pass water guide filter element are of an external inlet and internal outlet structure, the single-pass water guide filter element is externally connected with a water outlet pipe, an electric control switch valve is arranged on the water outlet pipe, and the single-pass oil guide filter element is externally connected with an oil outlet pipe; the middle of the container is provided with a layered medium interface balance monitoring device which is used for monitoring the sinking and floating changes of an oil-water interface, and the controller controls the on-off states of the feeding pump and the electric control switch valve according to the sinking and floating changes of the oil-water interface, so that the oil-water interface is kept in the middle of the container.
Further: the layered medium interface balance monitoring device comprises a channel vertically arranged in the middle of the container, the upper end of the channel is communicated with the upper part of the container, the lower end of the channel is communicated with the lower part of the container, a suspension ball is arranged in the channel, the suspension ball is arranged in the channel in a vertically moving mode, the suspension ball is arranged at the interface of a layered medium in the channel in a suspending mode, a position sensor is fixedly arranged on the container or the channel corresponding to the suspension ball, and the position sensor is used for monitoring the position of the suspension ball in the channel.
Further: the upper hemisphere of the suspension has a density less than the lower hemisphere.
Further: the outer wall of the middle part of the container is provided with a vertical pipeline, the upper end part and the lower end part of the pipeline are fixedly connected with the container in a sealing way after being bent, and the channel is arranged in the pipeline.
Further: the position sensor is a laser ranging sensor, the laser ranging sensor is located at the bending part of the upper end part of the pipeline or the bending part of the lower end part of the pipeline, and the laser ranging sensor faces the suspension ball, so that the detection precision is high.
Further: the position sensor is a magnetic induction sensor, a permanent magnet is arranged in the suspension ball, and the magnetic induction sensor is distributed in the middle of the pipeline; and triggering the magnetic induction sensors at corresponding positions when the positions of the floating ball are different, so as to detect the position of the floating ball in the channel.
Further: the position sensor is a capacitance induction sensor, and the capacitance induction sensor is distributed in the middle of the pipeline; when the floating ball passes through the capacitive sensing sensor, signals in the capacitive sensing sensor change, so that the position of the floating ball in the channel is judged.
Further: the oil filter core is led to single expert includes the first inner frame of foraminiferous structure, first inner frame encloses into a first cavity, first cavity is provided with the oil-out first inner frame is last from inside to outside laminating in proper order and is provided with first interior lipophilic layer, first hydrophobic layer and first outer lipophilic layer, go out oil pipe with the oil-out is linked together.
Further: the first cavity is in a strip shape, a first connecting end cover and a first plugging end cover are respectively arranged at two ends of the first cavity, the first inner framework, the first inner oleophilic layer, the first hydrophobic layer and the first outer oleophilic layer are all positioned between the first connecting end cover and the first plugging end cover and are all fixedly connected with the first connecting end cover and the first plugging end cover in a sealing way, the middle part of the first connecting end cover is fixedly connected with a first connecting pipe joint in a sealing way, the inner end of the first connecting pipe joint is communicated with the first cavity, the inner end port of the first connecting pipe joint is the oil outlet, the first cavity is vertically arranged, the oil outlet is positioned at the upper end of the first cavity, the inner end part of the oil outlet pipe is fixedly sleeved at the outer end part of the first connecting pipe joint in a sealing way, the outer end part of the oil outlet pipe is positioned above the first cavity and penetrates out of the container. The first connecting end cap and the first blocking end cap increase the structural strength of the invention and are convenient to install in application.
Further: the first inner oleophilic layer and the first outer oleophilic layer are made of surface-impregnated oleophilic modified polyester materials, and the first hydrophobic layer is made of surface-impregnated hydrophobically modified polyester materials.
Further: the first outer oleophilic layer is 30-200 g, the first hydrophobic layer is 80-400 g, and the first inner oleophilic layer is 30-160 g. According to oily mixtures with different properties, oleophilic layers and hydrophobic layers with different specifications are adopted, and the larger the viscosity of the oily substance is, the smaller the gram weight of the oleophilic layer and the hydrophobic layer is.
Further: the first inner framework is of a cylindrical structure.
Further: the first inner framework is made of a punching plate.
Further: the single-channel water guide filter element comprises a second inner framework with a hole structure, the second inner framework is surrounded into a second cavity, a water outlet is formed in the second cavity, and a second inner hydrophilic layer, a second oil drainage layer and a second outer hydrophilic layer are sequentially attached to the second inner framework from inside to outside.
Further: the second cavity is in a strip shape, a second connecting end cover and a second plugging end cover are respectively arranged at two ends of the second cavity, the second inner framework, the second inner hydrophilic layer, the second oil drainage layer and the second outer hydrophilic layer are all positioned between the second connecting end cover and the second plugging end cover and are all fixedly connected with the second connecting end cover and the second plugging end cover in a sealing way, the middle part of the second connecting end cover is fixedly connected with a second connecting pipe joint in a sealing way, the inner end of the second connecting pipe joint is communicated with the second cavity, the inner end port of the second connecting pipe joint is the water outlet, the second cavity is vertically arranged, the water outlet is positioned at the lower end of the second cavity, the inner end part of the water outlet pipe is fixedly sleeved at the outer end part of the second connecting pipe joint in a sealing way, the outer end part of the water outlet pipe is positioned below the second cavity and penetrates out of the container. The second connecting end cap and the second blocking end cap increase the structural strength of the invention and are convenient to install in application.
Further: hydrophilic layer and the outer hydrophilic layer of second are the dacron material of the hydrophilic modification of surface impregnation and make in the second, the second is dredged the oily layer and is made for the dacron material of the oleophobic modification of surface impregnation.
Further: the weight of the second outer hydrophilic layer is 30-120 g, the weight of the second oil-repellent layer is 80-200 g, and the weight of the second inner hydrophilic layer is 30-160 g. According to oily mixtures with different properties, hydrophilic layers and oleophobic layers with different specifications are adopted, and the larger the viscosity of an oily substance is, the smaller the gram weight of the hydrophilic layer and the oleophobic layer is.
Further: the second inner framework is of a cylindrical structure.
Further: the second inner framework is made of a punching plate.
Further: ability liquid phase separation filter core, including third inner frame and the third exoskeleton of foraminiferous structure, the third inner frame encloses into a third cavity, the third cavity is provided with the inlet the last laminating in proper order of third inner frame is provided with third lipophilic layer, the hydrophilic layer of third, third hydrophobic layer, the hydrophobic layer of third and third exoskeleton from inside to outside.
Further: the third cavity is rectangular shape the both ends of third cavity are provided with third connection end cover and third shutoff end cover respectively, third inner frame, third lipophilic layer, the hydrophilic layer of third, third hydrophobic layer, the hydrophobic layer of third and third exoskeleton all are located between third connection end cover and the third shutoff end cover and all with the sealed fixed connection of third connection end cover and third shutoff end cover the sealed fixedly connected with third connection pipe joint in the middle part of third connection end cover, the inner of third connection pipe joint with the third cavity communicates with each other, the inner port of third connection pipe joint is promptly the inlet, the vertical setting of third cavity, the inlet is located the lower extreme of third cavity, the feed pump pass through the feed liquor pipe with the third connection pipe joint communicates with each other. The third connecting end cap and the third plugging end cap increase the structural strength of the invention and are convenient to install in application.
Further: the third lipophilic layer is made of polyester materials with the surfaces impregnated with oleophylic modification, and the third hydrophilic layer is made of polyester materials with the surfaces impregnated with hydrophilic modification; the third hydrophobic layer is made of a surface-impregnated and oleophobic modified polyester material, and the third hydrophobic layer is made of a surface-impregnated and hydrophobic modified polyester material.
Further: the third oleophilic layer is 30-160 g, the third hydrophilic layer is 30-160 g, the third hydrophobic layer is 80-200 g, and the third oil-repellent layer is 80-200 g. According to oily mixtures with different properties, a third oleophilic layer and a third hydrophobic layer with different specifications are adopted, and the higher the viscosity of the oily substance is, the lower the gram weight of the third oleophilic layer and the third hydrophobic layer is.
Further: and the third inner framework and the third outer framework are both of cylindrical structures.
Further: and the third inner framework and the third outer framework are both made of punching plates.
Further: the orthographic projections of the single-pass water guide filter element, the single-pass oil guide filter element and the liquid phase separation filter element on the horizontal plane are respectively positioned on three corners of an equilateral triangle in a one-to-one correspondence manner; the three are staggered up and down, so that mutual interference is reduced, and the duty ratio is reduced.
The invention has the beneficial effects that: 1. set up through different positions in the container and can liquid phase separation filter core, single lead oily filter core and single lead water guide filter core, realize water oil separating respectively, oily composition one-way derivation and water composition one-way derivation, and monitor the ups and downs state at oil water layering interface through the balanced monitoring devices of layering medium interface, thereby adjust the balanced middle part at the container of oil water layering interface through feed pump and automatically controlled ooff valve, thereby realize water oil separating's automated processing, and guarantee the high-efficient stable derivation of oil and hydroenergy, scientific management reduces the fault rate of equipment and improves can liquid phase separation filter core, single lead water guide filter core and single lead the life of oily filter core.
2. The suspension ball suspended at the layered medium interface is matched with the position sensor to detect the sinking and floating of the layered medium interface, so that the height change of the layered medium interface is replaced by manual monitoring, and the structure is simple and easy to realize; the suspension ball is arranged in an independent channel, so that liquid flow interference is prevented, and the detection precision and stability are improved.
3. The single-pass oil guide filter element adopts a combination mode of a first inner oleophilic layer, a first hydrophobic layer and a first outer oleophilic layer, so that the oil-water separation efficiency is improved; the terylene with modified oleophylic and hydrophobic functions is used for preparing an oleophylic layer and a hydrophobic layer, thereby greatly reducing the cost.
4. The single-pass water guide filter element adopts a combination mode of a second inner hydrophilic layer, a second oil drainage layer and a second outer hydrophilic layer to realize the separation of oil and water and filter clean water; adopt to make hydrophilic layer and oleophobic layer to the dacron after hydrophilic and oleophobic function is modified to adopt end cover and inner frame to support, simple structure, it is with low costs.
5. The liquid phase separation filter element adopts an internal-in and external-out structural form, and is formed into the separation filter element by combining a third connecting end cover, a third plugging end cover, a third inner framework, a third oleophilic layer, a third hydrophilic layer, a third hydrophobic layer, a third oleophobic layer and a third outer framework, so that the structure is simple, and the production and the assembly are easy; the waste filter material is convenient for hot melting recovery and is environment-friendly.
Drawings
FIG. 1 is a perspective view of the present invention;
FIG. 2 is a schematic structural diagram of the area A in FIG. 1;
FIG. 3 is a schematic view of a single pass oil filter element according to the present invention;
FIG. 4 is a schematic structural view of a single-pass water filter element according to the present invention;
FIG. 5 is a schematic view of a liquid phase separation cartridge according to the present invention;
fig. 6 is a schematic top view of the present invention.
In the figure, 1, a container; 11. a channel; 12. suspending the ball; 121. an upper hemisphere; 122. a lower hemisphere; 13. a laser ranging sensor; 2. can separate the filter element in liquid phase; 21. a liquid inlet pipe; 22. a feed pump; 3. a single-pass oil guide filter element; 31. an oil outlet pipe; 4. a single-pass water guide filter element; 41. a water outlet pipe; 42. an electrically controlled on-off valve; 1a, a first connecting end cover; 11a, a first connecting pipe joint; 2a, a first plugging end cover; 3a, a first inner framework; 41a, a first inner lipophilic layer; 42a, a first outer oleophilic layer; 5a, a first hydrophobic layer; 1b, a second connecting end cover; 11b, a second connecting pipe joint; 2b, a second plugging end cover; 3b, a second inner framework; 41b, a second inner hydrophilic layer; 42b, a second outer hydrophilic layer; 5b, a second oil-repellent layer; 1c, a third connecting end cover; 11c, a third connecting pipe joint; 2c, a third plugging end cover; 3c, a third inner skeleton; 4c, a third exoskeleton; 5c, a third oleophilic layer; 6c, a third hydrophilic layer; 7c, a third hydrophobic layer; 8c and a third oil-repellent layer.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings. Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are illustrative only and should not be construed as limiting the invention. The terms of orientation such as left, center, right, up, down, etc. in the examples of the present invention are only relative to each other or are referred to the normal use state of the product, and should not be considered as limiting.
A combined oil-water separation device is shown in figure 1 and comprises a container 1 and a controller, wherein a liquid phase separation filter element 2 is arranged in the middle of the inside of the container 2, the liquid phase separation filter element 2 is of an inward-in-outward structure, a feeding pump 22 is externally connected with the liquid phase separation filter element 2, and the liquid phase separation filter element 2 is used for separating oil from water in an oil-water mixed liquid; the oil filter is characterized in that a single-pass oil guide filter element 3 is arranged at the upper part in the container 1, the single-pass oil guide filter element 3 is used for enabling oil components to pass through in a single-way mode, a single-pass water guide filter element 4 is arranged at the lower part in the container 1, the single-pass water guide filter element 4 is used for enabling water components to pass through in a single-way mode, the single-pass oil guide filter element 3 and the single-pass water guide filter element 4 are of an external inlet and internal outlet structure, a water outlet pipe 41 is externally connected with the single-pass water guide filter element 4, an electric control switch valve 42 is installed on the water outlet pipe 41, and an oil outlet pipe 31 is externally connected; the middle part of the container 1 is provided with a layered medium interface balance monitoring device which is used for monitoring the sinking and floating change of an oil-water interface, and the controller controls the on-off states of the feeding pump 22 and the electric control switch valve 42 according to the sinking and floating change of the oil-water interface, so that the oil-water interface is kept in the middle part of the container 1.
Referring to fig. 2, the layered medium interface balance monitoring device includes a channel 11 vertically disposed in the middle of the container, an upper end of the channel 11 is communicated with an upper portion of the container 1, a lower end of the channel 11 is communicated with a lower portion of the container 1, a suspension sphere 12 is disposed in the channel 11, a density of an upper hemisphere 121 of the suspension sphere 12 is smaller than a density of a lower hemisphere 122 of the upper hemisphere, the suspension sphere 12 is disposed in the channel 11 to move up and down, the suspension sphere 12 is disposed in the channel 11 to suspend at an interface of a layered medium, the position sensor is fixedly mounted on the container 1 or the channel 11 corresponding to the suspension sphere 12, and the position sensor is configured to monitor a position of the suspension sphere 12 in the channel 11.
A vertical pipeline is arranged on the outer wall of the middle part of the container 1, the upper end part and the lower end part of the pipeline are bent and then are fixedly connected with the container 1 in a sealing way, and the channel 11 is arranged in the pipeline; the position sensor is a laser ranging sensor 13, and the laser ranging sensor 13 is positioned at the bending part of the upper end part or the bending part of the lower end part of the pipeline.
With reference to fig. 3, the single-channel oil guide filter element 3 includes a first inner frame 3a with a hole structure, the first inner frame 3a encloses a first cavity, the first cavity is provided with an oil outlet, a first inner lipophilic layer 41a, a first hydrophobic layer 5a and a first outer lipophilic layer 42a are sequentially attached to the first inner frame 3a from inside to outside, and the oil outlet pipe 31 is communicated with the oil outlet; the first cavity is in a long strip shape, a first connecting end cover 1a and a first plugging end cover 2a are respectively arranged at two ends of the first cavity, the first inner framework 3a, the first inner oleophilic layer 41a, the first hydrophobic layer 5a and the first outer oleophilic layer 42a are respectively positioned between the first connecting end cover 1a and the first plugging end cover 2a and are respectively fixedly connected with the first connecting end cover 1a and the first plugging end cover 2a in a sealing manner, a first connecting pipe joint 11a is fixedly connected in the middle of the first connecting end cover 1a in a sealing manner, the inner end of the first connecting pipe joint 11a is communicated with the first cavity, the port at the inner end of the first connecting pipe joint 11a is the oil outlet, the first cavity is vertically arranged, the oil outlet is positioned at the upper end of the first cavity, the end of the oil outlet pipe 31 is fixedly sleeved at the end of the outer end of the first connecting pipe joint 11a in a sealing manner, the outer end of the oil outlet pipe 31 is positioned above the first cavity and penetrates out of the container 1; the first inner oleophilic layer 41a and the first outer oleophilic layer 42a are both made of surface-impregnated oleophilic modified polyester material, and the first hydrophobic layer 5a is made of surface-impregnated hydrophobic modified polyester material. The first outer oleophilic layer 42a is 30-200 g, the first hydrophobic layer 5a is 80-400 g, and the first inner oleophilic layer 41a is 30-160 g. The first inner framework 3a is of a cylindrical structure, and the first inner framework 3a is made of punching plates.
Combine shown in fig. 4, single lead to water filter core 4 includes second inner frame 3b with the foraminiferous structure, second inner frame 3b encloses into a second cavity, the second cavity is provided with the delivery port the laminating is provided with hydrophilic layer 41b in the second, second hydrophobic layer 5b and the outer hydrophilic layer 42b of second from inside to outside in proper order on the second inner frame 3 b. The second cavity is in a long strip shape, a second connecting end cover 1b and a second plugging end cover 2b are respectively arranged at two ends of the second cavity, the second inner framework 3b, a second inner hydrophilic layer 41b, a second oil-repellent layer 5b and a second outer hydrophilic layer 42b are respectively positioned between the second connecting end cover 1b and the second plugging end cover 2b and are respectively fixedly connected with the second connecting end cover 1b and the second plugging end cover 2b in a sealing way, a second connecting pipe joint 11b is fixedly connected with the middle part of the second connecting end cover 1b in a sealing way, the inner end of the second connecting pipe joint 11b is communicated with the second cavity, the inner end port of the second connecting pipe joint 11b is the water outlet, the second cavity is vertically arranged, the water outlet is positioned at the lower end of the second cavity, the inner end part of the water outlet pipe 41 is fixedly sleeved at the outer end part of the second connecting pipe joint 11b in a sealing way, the outer end of the water outlet pipe 41 is located below the second cavity and penetrates out of the container 1, and the electric control switch valve 42 is an electromagnetic valve and located outside the container 1. Hydrophilic layer 41b and the outer hydrophilic layer 42b of second are the dacron material of the hydrophilic modification of surface impregnation and make, the second oil repellent layer 5b is made for the dacron material of the oleophobic modification of surface impregnation. The weight of the second outer hydrophilic layer 42b is 30-120 g, the weight of the second oil-repellent layer 5b is 80-200 g, and the weight of the second inner hydrophilic layer 41b is 30-160 g. The second inner frame 3b is a cylindrical structure. The second inner frame 3b is made of a punched plate.
Combine figure 5 to show, ability liquid phase separation filter core 2 includes third inner frame 3c and the third exoskeleton 4c of foraminiferous structure, third inner frame 3c encloses into a third cavity, the third cavity is provided with the inlet the laminating is provided with third oleophilic layer 5c, the hydrophilic layer 6c of third, third hydrophobic layer 7c, the hydrophobic layer 8c of third and third exoskeleton 4c from inside to outside in proper order on the third inner frame 3 c. The third cavity is in a strip shape, a third connecting end cover 1c and a third plugging end cover 2c are respectively arranged at the two ends of the third cavity, the third inner framework 3c, the third oleophilic layer 5c, the third hydrophilic layer 6c, the third hydrophobic layer 7c, the third oil-releasing layer 8c and the third outer framework 4c are all positioned between the third connecting end cover 1c and the third plugging end cover 2c and are all fixedly connected with the third connecting end cover 1c and the third plugging end cover 2c in a sealing way, a third connecting pipe joint 11c is fixedly connected with the middle part of the third connecting end cover 2c in a sealing way, the inner end of the third connecting pipe joint 11c is communicated with the third cavity, the inner end port of the third connecting pipe joint 11c is the liquid inlet, the third cavity is vertically arranged, the liquid inlet is positioned at the lower end of the third cavity, and the feeding pump 22 is communicated with the third connecting pipe joint 11c through a liquid inlet pipe 21. The third lipophilic layer 6c is made of polyester materials with oleophylic modification impregnated on the surface, and the third hydrophilic layer 6c is made of polyester materials with hydrophilic modification impregnated on the surface; the third oil-repellent layer 8c is made of a surface-impregnated and oleophobic modified polyester material, and the third hydrophobic layer 7c is made of a surface-impregnated and hydrophobic modified polyester material. The third oleophilic layer 5c is 30-160 g, the third hydrophilic layer 6c is 30-160 g, the third hydrophobic layer 7c is 80-200 g, and the third hydrophobic layer 8c is 80-200 g. The third inner framework 3c and the third outer framework 4c are both cylindrical structures. The third inner framework 3c and the third outer framework 4c are both made of punching plates.
In addition, as shown in fig. 6, orthographic projections of the single-pass water guide filter element 4, the single-pass oil guide filter element 3 and the liquid phase separation filter element 2 on a horizontal plane are respectively positioned on three corners of an equilateral triangle in a one-to-one correspondence manner.
Second embodiment:
the other technical characteristics are that under the same condition of the first embodiment, the position sensor is a magnetic induction sensor, a permanent magnet is arranged in the floating ball 12, and the magnetic induction sensor is distributed in the middle of the pipeline; the positions of the floating ball 12 are different, and the magnetic induction sensors at the corresponding positions are triggered, so that the position of the floating ball 12 in the channel is detected.
The third embodiment:
the other technical characteristics are that under the same condition of the first embodiment, the position sensor is a capacitance induction sensor, and the capacitance induction sensor is distributed in the middle of the pipeline; when the levitated ball 12 passes through the capacitive sensing sensor, the signal in the capacitive sensing sensor changes, thereby determining the position of the levitated ball 12 in the channel.
The working principle of the invention is as follows: the feed pump passes through the feed liquor pipe with oil-water mixture and pours into ability liquid phase separation filter core into, can advance the structural configuration form of going out in the liquid phase separation filter core adoption, oil-water mixture is after can the first processing of liquid phase separation filter core, oil-water separation forms the layering, single lead in leads in the oil layer that oil filter core is located container upper portion, single lead in the oil filter core adopts the structural configuration form of going out in, oil composition leads behind the oil filter core through single lead from the oil pipe and discharges, single lead in water guide filter core is located the water layer of container lower part, single lead in the structural configuration form of going out in water guide filter core adoption, water composition is discharged through outlet pipe behind the single lead water guide filter core.
Wherein, ability liquid phase separation filter core: under the action of pressure, the mixture of water and oil or emulsion moves from inside to outside, and the oleophilic layer adsorbs and coalesces the oil components around the oleophilic layer, so that the tiny water particles contained in the oil are separated from the oil components; the hydrophilic layer adsorbs and coalesces the water component around the hydrophilic layer, so that small oily particles contained in the water are separated from the water; the separated oil particles and water particles continue to move outwards under the action of pressure; the hydrophobic layer intercepts water particles carried in the oily component and gradually grows up and slowly moves outwards, and the oleophobic layer intercepts oily substance particles carried in the water and gradually grows up and slowly moves outwards; thus, different substances are separated and congealed in the hydrophilic layer and the oleophilic layer, and the water and oil which are liberated in the hydrophobic layer and the oleophobic layer are adsorbed and saturated and then released into the container through the outer framework;
the outer oleophilic layer of the single-pass oil guide filter element adsorbs oily components around the filter element, the oily components move towards the filter material under the action of external pressure, the hydrophobic layer intercepts water carried on the oily components, so that the water cannot move towards the filter material under set pressure, the inner oleophilic layer adsorbs the oily components passing through the hydrophobic layer, and when the oily components of the inner oleophilic layer reach saturation, the oily components flow into the cavity through holes in the inner framework and are led out from the oil outlet, and the filtering effect of the oily components is improved.
The outer hydrophilic layer of the single-pass water guide filter element adsorbs water components around the outer hydrophilic layer, the water components move towards the filter material under the action of external pressure, the oil-repellent layer intercepts oily components carried in water, so that the oily components cannot move towards the filter material under set pressure, the inner hydrophilic layer adsorbs the water components passing through the oil-repellent layer, and when the water components of the inner hydrophilic layer reach saturation, the water components flow into the cavity through holes in the inner framework and are led out from the water outlet, and the filtering effect of the water components is improved.
In addition, when the oil-water layered interface is sunken, the feeding pump is opened, the electric control switch valve is closed, so that the water content in the container is gradually increased, and the oil content is continuously discharged through the single-pass oil guide filter element, so that the oil-water layered interface returns to the original position; when the oil-water layered interface floats high, the feeding pump is closed, the electric control switch valve is opened, so that the water in the container is continuously discharged through the single-pass water guide filter element, and the oil-water layered interface returns to the original position.
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (10)
1. The utility model provides a modular oil-water separator which characterized in that: the device comprises a container and a controller, wherein a liquid phase separation filter element is arranged in the middle of the container, a feed pump is externally connected with the liquid phase separation filter element, and the liquid phase separation filter element is used for separating oil from water in an oil-water mixed solution; the upper part in the container is provided with a single-pass oil guide filter element, the single-pass oil guide filter element is used for enabling oil components to pass through in a single direction, the lower part in the container is provided with a single-pass water guide filter element, the single-pass water guide filter element is used for enabling water components to pass through in a single direction, the single-pass water guide filter element is externally connected with a water outlet pipe, an electric control switch valve is installed on the oil outlet pipe, and the single-pass oil guide filter element is externally connected with an oil outlet pipe; the middle of the container is provided with a layered medium interface balance monitoring device which is used for monitoring the sinking and floating changes of an oil-water interface, and the controller controls the on-off states of the feeding pump and the electric control switch valve according to the sinking and floating changes of the oil-water interface and keeps the oil-water interface in the middle of the container.
2. The combined oil-water separator according to claim 1, wherein: the layered medium interface balance monitoring device comprises a channel vertically arranged in the middle of the container, the upper end of the channel is communicated with the upper part of the container, the lower end of the channel is communicated with the lower part of the container, a suspension ball is arranged in the channel, the suspension ball is arranged in the channel in a vertically moving mode, the suspension ball is arranged at the interface of a layered medium in the channel in a suspending mode, a position sensor is fixedly arranged on the container or the channel corresponding to the suspension ball, and the position sensor is used for monitoring the position of the suspension ball in the channel.
3. The combined oil-water separator as claimed in claim 2, wherein: the upper hemisphere of the suspension has a density less than the lower hemisphere.
4. The combined oil-water separator according to claim 1, wherein: the oil filter core is led to single expert includes the first inner frame of foraminiferous structure, first inner frame encloses into a first cavity, first cavity is provided with the oil-out first inner frame is last from inside to outside laminating in proper order and is provided with first interior lipophilic layer, first hydrophobic layer and first outer lipophilic layer, go out oil pipe with the oil-out is linked together.
5. The combined oil-water separator as claimed in claim 4, wherein: the first inner oleophilic layer and the first outer oleophilic layer are made of surface-impregnated oleophilic modified polyester materials, and the first hydrophobic layer is made of surface-impregnated hydrophobically modified polyester materials.
6. The combined oil-water separator according to claim 1, wherein: the single-channel water guide filter element comprises a second inner framework with a hole structure, the second inner framework is surrounded into a second cavity, a water outlet is formed in the second cavity, and a second inner hydrophilic layer, a second oil drainage layer and a second outer hydrophilic layer are sequentially attached to the second inner framework from inside to outside.
7. The combined oil-water separator as claimed in claim 6, wherein: hydrophilic layer and the outer hydrophilic layer of second are the dacron material of the hydrophilic modification of surface impregnation and make in the second, the second is dredged the oily layer and is made for the dacron material of the oleophobic modification of surface impregnation.
8. The combined oil-water separator according to claim 1, wherein: ability liquid phase separation filter core, including third inner frame and the third exoskeleton of foraminiferous structure, the third inner frame encloses into a third cavity, the third cavity is provided with the inlet the last laminating in proper order of third inner frame is provided with third lipophilic layer, the hydrophilic layer of third, third hydrophobic layer, the hydrophobic layer of third and third exoskeleton from inside to outside.
9. The combined oil-water separator according to claim 8, wherein: the third lipophilic layer is made of polyester materials with the surfaces impregnated with oleophylic modification, and the third hydrophilic layer is made of polyester materials with the surfaces impregnated with hydrophilic modification; the third hydrophobic layer is made of a surface-impregnated and oleophobic modified polyester material, and the third hydrophobic layer is made of a surface-impregnated and hydrophobic modified polyester material.
10. The combined oil-water separator as claimed in any one of claims 1 to 9, wherein: the orthographic projections of the single-pass water guide filter element, the single-pass oil guide filter element and the liquid phase separation filter element on the horizontal plane are respectively positioned on three corners of an equilateral triangle in a one-to-one correspondence mode.
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|---|---|---|---|
| CN202011587653.6A CN112657234A (en) | 2020-12-29 | 2020-12-29 | Combined oil-water separation device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011587653.6A CN112657234A (en) | 2020-12-29 | 2020-12-29 | Combined oil-water separation device |
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| CN112657234A true CN112657234A (en) | 2021-04-16 |
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| CN202011587653.6A Pending CN112657234A (en) | 2020-12-29 | 2020-12-29 | Combined oil-water separation device |
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Citations (6)
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|---|---|---|---|---|
| DE2805672A1 (en) * | 1977-02-23 | 1978-08-24 | Serep | SEPARATION DEVICE FOR LIQUID MIXTURES |
| CN107096259A (en) * | 2017-05-31 | 2017-08-29 | 上海安赐环保科技股份有限公司 | A kind of device and its technique for being applied to point oil in water |
| CN109652117A (en) * | 2017-10-10 | 2019-04-19 | 中国石油化工股份有限公司 | A kind of oil-water separation system and isolated process |
| CN110354573A (en) * | 2019-07-25 | 2019-10-22 | 中国船舶重工集团公司第七一九研究所 | A kind of fuel filter separator based on nano-graphene material |
| CN210001631U (en) * | 2019-04-30 | 2020-01-31 | 绍兴市俱和环保科技有限公司 | High-performance oil-water separation tank |
| CN111013196A (en) * | 2019-11-28 | 2020-04-17 | 中材锂膜有限公司 | Liquid level control device for dichloromethane condensate layering tank |
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2020
- 2020-12-29 CN CN202011587653.6A patent/CN112657234A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2805672A1 (en) * | 1977-02-23 | 1978-08-24 | Serep | SEPARATION DEVICE FOR LIQUID MIXTURES |
| CN107096259A (en) * | 2017-05-31 | 2017-08-29 | 上海安赐环保科技股份有限公司 | A kind of device and its technique for being applied to point oil in water |
| CN109652117A (en) * | 2017-10-10 | 2019-04-19 | 中国石油化工股份有限公司 | A kind of oil-water separation system and isolated process |
| CN210001631U (en) * | 2019-04-30 | 2020-01-31 | 绍兴市俱和环保科技有限公司 | High-performance oil-water separation tank |
| CN110354573A (en) * | 2019-07-25 | 2019-10-22 | 中国船舶重工集团公司第七一九研究所 | A kind of fuel filter separator based on nano-graphene material |
| CN111013196A (en) * | 2019-11-28 | 2020-04-17 | 中材锂膜有限公司 | Liquid level control device for dichloromethane condensate layering tank |
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