CN105174682B - A kind of oil sludge and sand dehydration device - Google Patents
A kind of oil sludge and sand dehydration device Download PDFInfo
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- CN105174682B CN105174682B CN201510676924.8A CN201510676924A CN105174682B CN 105174682 B CN105174682 B CN 105174682B CN 201510676924 A CN201510676924 A CN 201510676924A CN 105174682 B CN105174682 B CN 105174682B
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Abstract
The invention discloses a kind of oil sludge and sand dehydration device, including casing, rotating cylinder and water drawing device, rotating cylinder is horizontally arranged at the inside of casing, seals and sets between rotating cylinder and casing, and water drawing device is fixed on the inner side of rotating cylinder, water drawing device and casing ft connection;The rotating cylinder sets hydrophilic and oleophobic filtering layer;The hydrophilic and oleophobic filtering layer of rotating cylinder drips the water in the oil sludge and sand in casing inside rotating cylinder, during drum rotation, after water drawing device collects the water inside rotating cylinder outside export casing, and the oil sludge and sand after dehydration is discharged by the pipeline below casing.The oil sludge and sand dehydration device of the present invention is simple in construction, it is not necessary to which heating power is consumed, and energy consumption is low, stable, simply and efficiently solves the dehydration problem of oil sludge and sand;Rotating cylinder sets hydrophilic and oleophobic layer, can drip the water in oil sludge and sand in rotating cylinder, and is discharged by water drawing device outside casing, it is ensured that effective removal of oil sludge and sand reclaimed water.
Description
Technical field
The present invention relates to a kind of oil sludge and sand dehydration device, belong to oil sludge and sand processing technology field.
Background technology
Petroleum chemical enterprise can produce a large amount of oil sludge and sands in process of production, oil sludge and sand typically in viscous fluid state, with
The tiny, level of grain is with poor, viscosity is big, moisture content is high and is a kind of typical thick colloid the characteristics of being difficult dehydration.Due to greasy filth
Hydrocarbons contained by sand are larger to environmental hazard, have been put at present《National Hazard waste catalogue》In oily waste
(HW08).Present national each elephant is annual to have substantial amounts of oil sludge and sand to produce in process of production, and only Shengli Oil Field is annual
Oil sludge and sand yield just at 400,000 tons or so.The directly outer row of oil sludge and sand can take a large amount of soils, its noxious material meeting contained
Contaminant water, soil and air, deteriorate ecological environment;It is directly used in re-injection and when sewage disposal system is circulated, water filling can be caused
The service condition of deteriorating water quality and sewage disposal system deteriorates, and unpredictable loss is caused to production, while bulk petroleum is provided
Source is wasted.Therefore, either from environmental protection, the normal production of maintenance or from the point of view of the energy is reclaimed, it is necessary to right
Oil field mud and sand is dehydrated, and is easy to recycling, the harmless treatment of oil sludge and sand.China in terms of oil field environment-protection due to rising
Step is later, and the processing of oily sludge does not obtain enough attention, and domestic this respect technical research is less, and foreign technology successfully draws
The case entered is less.
The content of the invention
It is an object of the invention to filled to solve technical problem present in prior art there is provided a kind of dehydration of oil sludge and sand
Put.
To achieve these goals, the present invention is adopted the following technical scheme that:
A kind of oil sludge and sand dehydration device, including casing, rotating cylinder and water drawing device, rotating cylinder are horizontally arranged at the inside of casing,
Seal and set between rotating cylinder and casing, water drawing device is fixed on the inner side of rotating cylinder, water drawing device and casing ft connection;Described turn
Cylinder sets hydrophilic and oleophobic filtering layer;The hydrophilic and oleophobic filtering layer of rotating cylinder drips the water in the oil sludge and sand in casing inside rotating cylinder, is turning
In cylinder rotation process, after water drawing device collects the water inside rotating cylinder outside export casing, the oil sludge and sand after dehydration passes through under casing
The pipeline discharge of side.
It is preferred that, the rotating cylinder through-thickness sets gradually internal layer screen pack, the hydrophilic and oleophobic filtering layer in intermediate layer and outer layer
Screen pack.Solid particle in oil sludge and sand can be blocked in the outside of rotating cylinder by the screen pack of internal layer and outer layer, only allow water to lead to
Cross, not only increase the service life of hydrophilic and oleophobic filtering layer, the blocking of water drawing device can also be avoided.
It is further preferred that the hydrophilic and oleophobic filtering layer in intermediate layer is made up of hydrophilic and oleophobic fiber.
It is preferred that, the oil sludge and sand dehydration device also includes drawing mechanism, and drawing mechanism is arranged on the outside of rotating cylinder, is turning
In the rotation process of cylinder, it is bonded at the oil sludge and sand on the outside of rotating cylinder and is scraped in drawing mechanism.The drawing mechanism will can be sticked to
The oil sludge and sand of rotating cylinder outer surface is wiped off, discharged, and on the one hand alleviates the load of rotating cylinder, on the other hand improves the dehydration of oil sludge and sand
Efficiency.
It is preferred that, the drawing mechanism includes scraper plate and discharging bin, and inclination is arranged on the side of discharging bin, scraper plate
Lower end connects discharging bin, and the upper end of scraper plate is fitted in the drum surface and set, and in the rotation process of rotating cylinder, scraper plate will be bonded at
The oil sludge and sand of rotating cylinder outer surface is wiped off, and is sent in discharging bin.The scraper plate being obliquely installed can scrape the oil sludge and sand on rotating cylinder
Fall, and the oil sludge and sand after dehydration is imported in discharging bin, scraper plate can more thoroughly remove the oil sludge and sand sticked on rotating cylinder.
It is preferred that, the drawing mechanism is discharging bin, and the outer surface of a side wall laminating rotating cylinder of the discharging bin is set,
Discharging bin directly scrapes the oil sludge and sand for being bonded at rotating cylinder outer surface in discharging bin.Discharging bin is served rotating cylinder outer surface simultaneously
Oil sludge and sand wipes the effect of collection off, simplifies the structure of device.
It is preferred that, the water drawing device includes water collecting device and conduit, the rotation of the opening of water collecting device along rotating cylinder
Direction is set, and water collecting device passes through conduit and casing ft connection.Water collecting device can collect the water in rotating cylinder,
When rotating cylinder goes to certain altitude, the water in water collecting device can be exported outside casing by conduit, it is ensured that water in rotating cylinder
The promptness of discharge.
It is further preferred that the face that the water drawing device is contacted with rotating cylinder is the cambered surface fitted with rotating cylinder inwall.Cambered surface can
To ensure that water drawing device is fitted setting with rotating cylinder inwall, during water drawing device is with drum rotation, it will can drip into rotating cylinder
Internal water is more fully collected, and is exported by conduit outside casing.
It is preferred that, the rotating cylinder is arranged in casing by rotating shaft, and the rotating shaft is hollow, the water drawing device and rotating shaft
Connection, after water drawing device collects the water in rotating cylinder, water is exported outside casing by hollow rotating shaft.
A kind of oil sludge and sand dewatering system, the oil sludge and sand dewatering system is connected by several above-mentioned oil sludge and sand dehydration devices
Or/and be formed in parallel, it is connected with delivery pump between two be serially connected oil sludge and sand dehydration device.Oil sludge and sand dehydration dress in parallel
Putting can be while handles substantial amounts of high-moisture percentage oil sludge and sand, and the oil sludge and sand dehydration device of series connection can repeatedly take off to oil sludge and sand
Water, makes the water content in the oil sludge and sand after dehydration up to standard.
The operation principle of the present invention is as follows:
The oil sludge and sand of high-moisture percentage is entered in casing by feeding device, and the moisture in oil sludge and sand can be by draining rotating cylinder
Cylinder filter layer enters inner barrel, and the oil content and silt particle in oil sludge and sand can not be blocked on case by the filter layer of rotating cylinder
In vivo, moisture enters after inner barrel, certain liquid level can be formed in cylinder, when water drawing device turns to bottom, water is filled
Enter in water drawing device, with the rotation of rotating cylinder, water is flow to inside the hollow rotating shaft of rotating cylinder, pass through the discharge outlet discharge or straight of shaft end
Connected conduit discharge.As moisture is constantly discharged, greasy filth water-containing rate is constantly reduced.When greasy filth water-containing rate is reduced to necessarily
After degree, during drum rotation is drained, the oil sludge and sand in casing can be bonded on cylinder body outer wall, with barrel body rotation, be bonded at
Oil sludge and sand moisture on cylinder body outer wall is separated out, and flows into inner barrel, the reduction of greasy filth water-containing rate, and screeding device is by low-water-content
Oil sludge and sand is cleared up to cylinder body outer wall is left, and is collected by discharge system.Oil sludge and sand moisture in casing is constantly separated out, aqueous
Rate is constantly reduced, and moisture is reduced to is discharged by discharge system afterwards to a certain degree.
The present invention advantageous effects be:
1st, oil sludge and sand dehydration device of the invention is simple in construction, it is not necessary to which heating power is consumed, and energy consumption is low, stable, simple,
Efficiently solve the dehydration problem of oil sludge and sand;
2nd, the rotating cylinder in the present invention sets hydrophilic and oleophobic layer, can drip the water in oil sludge and sand in rotating cylinder, and pass through
Outside water drawing device discharge casing, it is ensured that effective removal of oil sludge and sand reclaimed water;
3rd, the oil sludge and sand for sticking to rotating cylinder outer surface can be wiped off, discharged by drawing mechanism of the invention, on the one hand be mitigated
The load of rotating cylinder, on the other hand improves the dewatering efficiency of oil sludge and sand.
Brief description of the drawings
Fig. 1 is the oil sludge and sand dehydration device structural representation of embodiment 1;
Fig. 2 is water drawing device structural representation;
Fig. 3 is the oil sludge and sand dehydration device structural representation of embodiment 2;
Fig. 4 is the oil sludge and sand dehydration device structural representation of embodiment 3.
Wherein, 1, casing, 2, rotating cylinder, 3, scraper plate, 4, discharging bin, 5, pipeline, 6, rotating shaft, 7, water drawing device, 8, collect dress
Put, 9, conduit.
Embodiment
The present invention will be further described with example below in conjunction with the accompanying drawings.
Embodiment 1
As shown in figure 1, a kind of oil sludge and sand dehydration device, including casing 1, rotating cylinder 2 and water drawing device 7, rotating cylinder 2 is horizontally mounted
Seal and set between the inside of casing 1, rotating cylinder 2 and casing 1, water drawing device 7 is fixed on the inner side barrel of rotating cylinder 2, drawn water
Device 7 and the ft connection of casing 1;The rotating cylinder 2 sets hydrophilic and oleophobic filtering layer;The hydrophilic and oleophobic filtering layer of rotating cylinder 2 is by casing 1
Water in oil sludge and sand is dripped inside rotating cylinder 2, in the rotation process of rotating cylinder 2, and water drawing device 7 is led after the water inside rotating cylinder 2 is collected
Go out outside casing 1, the oil sludge and sand after dehydration is discharged by the pipeline 5 of the lower section of casing 1.
Structure for casing is not restricted, what shape, as long as requirement can be reached, such as cube, cylinder,
Centrum etc..
Rotating cylinder 2 both can be in casing 1 it is hanging or be fitted on the bottom surface of casing 1 set.
The through-thickness of rotating cylinder 2 sets gradually internal layer screen pack, the hydrophilic and oleophobic filtering layer in intermediate layer and outer filter net.
The hydrophilic and oleophobic filtering layer in intermediate layer is made up of hydrophilic and oleophobic fiber, can also be made up of other hydrophilic oleophobic materials.
As shown in Fig. 2 water drawing device 7 includes water collecting device 8 and conduit 9, opening the turning along rotating cylinder 2 of water collecting device
Dynamic direction is set, and water collecting device passes through conduit 8 and the ft connection of casing 1.The face that water drawing device 7 is contacted with rotating cylinder 2 is with turning
The cambered surface of cylinder 2 inwalls laminating.
The oil sludge and sand of high-moisture percentage is entered in casing 1 by feeding device, and moisture in oil sludge and sand can be by the mistake of rotating cylinder 2
Filtering layer enters inside rotating cylinder 2, and oil content and silt particle in oil sludge and sand can not be blocked on casing 1 by the filter layer of rotating cylinder 2
Interior, moisture enters behind the inside of rotating cylinder 2, and certain liquid level can be formed in rotating cylinder 2.When water drawing device 7 turns to bottom, water is filled
Enter in water drawing device 7, with the rotation of rotating cylinder 2, water is flow to inside the hollow rotating shaft 6 of rotating cylinder 2 by the conduit 8 of water drawing device 7,
Discharged by the discharge outlet of the shaft end of rotating shaft 6.After oil sludge and sand dehydration is finished, the pipe that the oil sludge and sand after dehydration passes through the lower section of casing 1
Discharge in road 5.
Embodiment 2
As shown in figure 3, the oil sludge and sand dehydration device also includes drawing mechanism, drawing mechanism is arranged on the outside of rotating cylinder 2,
Rotating cylinder 2 is during rotation, and the oil sludge and sand for being bonded at the outside of rotating cylinder 2 is scraped in drawing mechanism.
Drawing mechanism can be designed as including scraper plate 3 and discharging bin 4, and scraper plate 3 is tiltedly mounted on the side of discharging bin 4, scraped
The lower end connection discharging bin 4 of plate 3, the upper end of scraper plate 3 is fitted in the outer surface of rotating cylinder 2, and the front and rear sides of scraper plate, which are provided with, to be used for
The baffle plate for preventing oil sludge and sand from leaking, in the rotation process of rotating cylinder 2, scraper plate 3 wipes the oil sludge and sand for being bonded at the outer surface of rotating cylinder 2 off,
And be sent in discharging bin 4.
Embodiment 3
Rotating cylinder 2 is arranged in casing 1 by rotating shaft 6, and rotating shaft 6 is hollow, and water drawing device 7 is connected with rotating shaft 6, water drawing device
After 7 collect the water in rotating cylinder 2, water is exported outside casing 1 by hollow rotating shaft 6.The water outlet end of rotating shaft 6 can be provided with
Apparatus for recovering, derived water is recycled.
As shown in figure 4, drawing mechanism may be designed in only discharging bin 4, a side wall laminating of the discharging bin 4 turns
The outer surface of cylinder 2 is set, and the baffle plate for preventing oil sludge and sand from leaking, discharging bin 4 are provided with former and later two sides of discharging bin 4
Directly the oil sludge and sand for being bonded at the outer surface of rotating cylinder 2 is scraped in discharging bin 4.Discharging bin 4 is served the oil of the outer surface of rotating cylinder 2 simultaneously
Silt particle wipes the effect of collection off, simplifies the structure of device.
Embodiment 4
A kind of oil sludge and sand dewatering system, the oil sludge and sand dewatering system is by several above-mentioned oil sludge and sand dehydration devices series connection
Into being connected with delivery pump between two oil sludge and sand dehydration devices being serially connected.The oil sludge and sand dewatering system or by several
Above-mentioned oil sludge and sand dehydration device is formed in parallel.Oil sludge and sand after a upper oil sludge and sand dehydration device can be dehydrated by delivery pump is conveyed
Further it is dehydrated to next dehydration device, improves the dehydration rate of oil sludge and sand.
The present invention the course of work be:
The oil sludge and sand of high-moisture percentage is entered in casing 1 by feeding device, and moisture in oil sludge and sand can be by the mistake of rotating cylinder 2
Filtering layer enters inside rotating cylinder 2, and oil content and silt particle in oil sludge and sand can not be blocked on casing 1 by the filter layer of rotating cylinder 2
Interior, moisture enters behind the inside of rotating cylinder 2, and certain liquid level can be formed in rotating cylinder 2.When water drawing device 7 turns to bottom, water is filled
Enter in water drawing device 7, with the rotation of rotating cylinder 2, water is flow to inside the hollow rotating shaft 6 of rotating cylinder 2 by the conduit 8 of water drawing device 7,
Discharged by the discharge outlet of the shaft end of rotating shaft 6.As moisture is constantly discharged, greasy filth water-containing rate is constantly reduced.When oil sludge and sand is aqueous
After rate is reduced to a certain degree, in the rotation process of rotating cylinder 2 is drained, the oil sludge and sand in casing 1 can be bonded on the outer wall of rotating cylinder 2, with
The constantly rotation of rotating cylinder 2, oil sludge and sand moisture on the outer wall of rotating cylinder 2 is bonded at and separates out, moisture content reduction, scraper plate 3 is by low-water-content
Oil sludge and sand is cleaned out from the outer wall of rotating cylinder 2, is collected by discharge system 1.Oil sludge and sand moisture in casing 1 is constantly separated out, and is contained
Water rate is constantly reduced, and moisture is reduced to be collected by discharge system 2 afterwards to a certain degree.
The whole dehydration of the device is physics dehydration, it is not necessary to which heating power is consumed.
Although above-mentioned the embodiment of the present invention is described with reference to accompanying drawing, not to invention protection domain
Limitation, one of ordinary skill in the art should be understood that on the basis of technical scheme those skilled in the art are not required to
Pay various modifications or deform still within the scope of the present invention that creative work can make.
Claims (6)
1. a kind of oil sludge and sand dehydration device, it is characterised in that:Including casing, rotating cylinder and water drawing device, rotating cylinder is horizontally arranged at case
The inside of body, seals between rotating cylinder and casing and sets, water drawing device is fixed on the inner side of rotating cylinder, and water drawing device outside casing with connecting
It is logical;The rotating cylinder sets hydrophilic and oleophobic filtering layer;The hydrophilic and oleophobic filtering layer of rotating cylinder drips the water in the oil sludge and sand in casing into rotating cylinder
Inside, during drum rotation, after water drawing device collects the water inside rotating cylinder outside export casing, the oil sludge and sand after dehydration is led to
The pipeline discharge crossed below casing;
The rotating cylinder through-thickness sets gradually internal layer screen pack, the hydrophilic and oleophobic filtering layer in intermediate layer and outer filter net;
The water drawing device includes water collecting device and conduit, and the rotation direction of the opening of water collecting device along rotating cylinder is set, water
Collection device passes through conduit and casing ft connection;
The face that the water drawing device is contacted with rotating cylinder is the cambered surface fitted with rotating cylinder inwall;
The oil sludge and sand dehydration device also includes drawing mechanism, and drawing mechanism is arranged on the outside of rotating cylinder, in the rotation of rotating cylinder
Cheng Zhong, is bonded at the oil sludge and sand on the outside of rotating cylinder and is scraped in drawing mechanism.
2. oil sludge and sand dehydration device according to claim 1, it is characterised in that:The hydrophilic and oleophobic filtering layer in intermediate layer is by parent
Water oleophobic fibers are made.
3. oil sludge and sand dehydration device according to claim 1, it is characterised in that:The drawing mechanism includes scraper plate and discharging
Storehouse, inclination is arranged on the side of discharging bin, and the lower end of scraper plate connects discharging bin, and the upper end of scraper plate is fitted in the rotating cylinder table
Face is set, and in the rotation process of rotating cylinder, scraper plate wipes the oil sludge and sand for being bonded at rotating cylinder outer surface off, and is sent in discharging bin.
4. oil sludge and sand dehydration device according to claim 1, it is characterised in that:The drawing mechanism is discharging bin, described
The outer surface of one side wall laminating rotating cylinder of discharging bin is set, and discharging bin directly scrapes the oil sludge and sand for being bonded at rotating cylinder outer surface into going out
In feed bin.
5. oil sludge and sand dehydration device according to claim 1, it is characterised in that:The rotating cylinder is arranged on casing by rotating shaft
Interior, the rotating shaft is hollow, and the water drawing device is connected with rotating shaft, and after water drawing device collects the water in rotating cylinder, water is passed through
Outside hollow rotating shaft export casing.
6. a kind of oil sludge and sand dewatering system, it is characterised in that:The oil sludge and sand dewatering system is any by several claims 1-5
Described oil sludge and sand dehydration device is connected or/and is formed in parallel, and is connected between two be serially connected oil sludge and sand dehydration device
Delivery pump.
Priority Applications (1)
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CN201510676924.8A CN105174682B (en) | 2015-10-16 | 2015-10-16 | A kind of oil sludge and sand dehydration device |
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CN201510676924.8A CN105174682B (en) | 2015-10-16 | 2015-10-16 | A kind of oil sludge and sand dehydration device |
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CN105174682A CN105174682A (en) | 2015-12-23 |
CN105174682B true CN105174682B (en) | 2017-09-29 |
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CN110746075B (en) * | 2019-09-20 | 2021-11-19 | 中铁建工集团有限公司 | Building site builds with ground and uses silt processing apparatus |
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CN2388993Y (en) * | 1999-08-17 | 2000-07-26 | 朱文鑫 | Rotary drum type hair and oil filter machine |
JP2003236306A (en) * | 2002-02-12 | 2003-08-26 | Hisao Izumi | Oil-water separation filter apparatus with fouling removal |
CN1853756A (en) * | 2005-04-18 | 2006-11-01 | 同济大学 | Filter |
CN205076968U (en) * | 2015-10-16 | 2016-03-09 | 山东天力干燥股份有限公司 | Fatlute sand dewatering device |
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Address after: 250000 Shandong city of Ji'nan province high tech Zone Shun Road No. 2000 Shun Tai Plaza No. 2 building 15 room 1501 Applicant after: Shandong Tianli energy Limited by Share Ltd Address before: 250101 Shandong city of Ji'nan province high tech Zone Shun Road No. 2000 Shun Tai Plaza No. 2 building 15 room 1501 Applicant before: Shandong Tianli Drying Co., Ltd. |
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