CN212532374U - Low-pressure high-flux oil-water separation device - Google Patents
Low-pressure high-flux oil-water separation device Download PDFInfo
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- CN212532374U CN212532374U CN202020942506.5U CN202020942506U CN212532374U CN 212532374 U CN212532374 U CN 212532374U CN 202020942506 U CN202020942506 U CN 202020942506U CN 212532374 U CN212532374 U CN 212532374U
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Abstract
The utility model provides a low pressure high flux oil-water separator, includes the device body, the water catch bowl has been seted up in the device body, the device body divide into body and lower body, it is provided with the membrane body that is used for water oil separating to go up between body and the lower body, the membrane body separates the water catch bowl for last groove district and lower groove district, it is internal that the groove district is located to go up, lower groove district is located down this internally, the left and right side of going up the groove district is provided with water inlet and concentrate export respectively, the left and right side of lower groove district is provided with backwash liquid export and filtration liquid export respectively. The utility model adopts the membrane separation technology to carry out oil-water separation treatment on the oily wastewater, and has the advantages of low energy consumption, high efficiency and convenient operation; the structure is simple and compact, and the automatic operation is easy; and the maintenance is convenient, the quality of the discharged water is stable, and the quality requirement of the reinjection water of the oil field can be met.
Description
Technical Field
The utility model belongs to the technical field of oily waste water treatment, concretely relates to low pressure high flux oil-water separator.
Background
The oily wastewater is a wastewater with large amount, wide range and great harmfulness, mainly comes from the technical processes of oil exploitation, processing, refining and the like, and with the development of modern industry, more and more oily wastewater flows into the underground, the ocean, rivers and the like through various ways, so that serious environmental pollution and ecological damage are caused, and the efficient oil-water separation treatment of the oily wastewater in the oil field becomes a problem to be solved urgently for stable oil exploitation.
At present, the traditional oil-water separation method mainly comprises an air floatation method, an adsorption method, a chemical demulsification method and the like, and has the problems of low treatment efficiency, high cost, narrow application range and the like, the process technology is single, the deep treatment technology is lacked, the effluent is difficult to stably reach the water quality index of oilfield reinjection water, the membrane separation technology is adopted for oil-water separation of oily wastewater, and the method has the advantages of simplicity and convenience in operation, high treatment efficiency, low energy consumption, stable effluent quality and the like, and is a novel high-efficiency water treatment technology.
Therefore, according to the characteristics that the non-woven fabric substrate and the modified polyvinylidene fluoride membrane have good hydrophilic performance, high mechanical strength and stable chemical performance, the low-pressure high-flux oil-water separation device is provided to solve the problems.
Disclosure of Invention
In order to overcome the defects in the prior art, the utility model aims to provide a low-pressure high-flux oil-water separation device.
In order to achieve the above objects and other related objects, the present invention provides a technical solution: the utility model provides a low pressure high flux oil-water separator, includes the device body, the water catch bowl has been seted up in the device body, the device body divide into body and lower body, it is provided with the membrane body that is used for water oil separating to go up between body and the lower body, the membrane body will the water catch bowl is separated for last groove district and lower groove district, it is located to go up the groove district, the groove district is located down this internal, the left and right side of going up the groove district is provided with water inlet and concentrate export respectively, the left and right side of groove district is provided with backwash liquid export and filtration liquid export respectively down.
The preferable technical scheme is as follows: a square cavity is formed between the lower end face of the upper body and the upper end face of the lower body, and the membrane body is located in the square cavity.
The preferable technical scheme is as follows: and a rubber ring is arranged between the upper body and the lower body and is positioned at the square cavity.
The preferable technical scheme is as follows: and water pipelines are arranged on two sides of the upper body and two sides of the lower body.
The preferable technical scheme is as follows: the upper body and the lower body are fixedly connected through bolts.
Because of the application of the technical scheme, compared with the prior art, the utility model the advantage that has is:
the utility model adopts the membrane separation technology to carry out oil-water separation treatment on the oily wastewater, and has the advantages of low energy consumption, high efficiency and convenient operation; the structure is simple and compact, and the automatic operation is easy; and the maintenance is convenient, the quality of the discharged water is stable, and the quality requirement of the reinjection water of the oil field can be met.
Drawings
Fig. 1 is a front view of the structure of the present invention.
Fig. 2 is a perspective view of the lower body structure of the present invention.
In the above drawings, an upper body 1, a lower body 2, a water collecting tank 3, a membrane body 4, an upper tank area 5, a lower tank area 6, a water inlet 7, a concentrated solution outlet 8, a backwash liquid outlet 9, a percolate outlet 10 and a rubber ring 11.
Detailed Description
The following description is provided for illustrative purposes, and other advantages and features of the present invention will become apparent to those skilled in the art from the following detailed description.
Please refer to fig. 1 and fig. 2. It should be understood that the structure, ratio, size and the like shown in the drawings attached to the present specification are only used for matching with the content disclosed in the specification, so as to be known and read by those skilled in the art, and are not used for limiting the limit conditions that the present invention can be implemented, so that the present invention has no technical essential meaning, and any structure modification, ratio relationship change or size adjustment should still fall within the scope that the technical content disclosed in the present invention can cover without affecting the function that the present invention can produce and the purpose that the present invention can achieve. Meanwhile, the terms such as "upper", "lower", "left", "right", "middle" and "one" used in the present specification are for convenience of description, and are not intended to limit the scope of the present invention, and changes or adjustments of the relative relationship thereof may be made without substantial technical changes, and the present invention is also regarded as the scope of the present invention. In the present invention, unless otherwise expressly stated or limited, the terms "disposed," "mounted," "connected," and "fixed" are to be construed broadly, e.g., as meaning either a fixed connection or a removable connection; may be a mechanical connection; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
As shown in fig. 1 and 2, a low-pressure high-flux oil-water separation device comprises a device body, a water collecting tank 3 is arranged in the device body, the device body is divided into an upper body 1 and a lower body 2, a membrane body 4 for oil-water separation is arranged between the upper body 1 and the lower body 2, the membrane body 4 divides the water collecting tank 3 into an upper tank area 5 and a lower tank area 6, the upper tank area 5 is positioned in the upper body 1, the lower tank area 6 is positioned in the lower body 2, the left side and the right side of the upper tank area 5 are respectively provided with a water inlet 7 and a concentrated solution outlet 8, and the left side and the right side of the lower tank area 6 are respectively provided with a backwash solution outlet 9 and a percolate outlet 10.
The principle is as follows: when the oil-water separation program is operated, the backwash liquid outlet 9 is closed, the oily wastewater enters the water collecting tank 3 from the water inlet 7, the percolate passes through the percolate outlet 10 after the oily wastewater passes through the membrane body 4 capable of oil-water separation, and the concentrated solution intercepted by the membrane body 4 is discharged from the concentrated solution outlet 8. Before the backwashing program is started, the device is inverted, the concentrated solution outlet 8 is closed, the backwashing liquid enters the water collecting tank 3 from the leachate outlet 10, the membrane 4 is washed by the backwashing liquid of the membrane 4 and then is discharged through the water inlet 7, and the backwashing liquid which does not pass through the membrane 4 is discharged through the backwashing liquid outlet 9.
The device body is made of polyvinyl chloride, and the membrane body 4 is a novel super-wetting nanofiber composite membrane developed by an electrostatic spinning method, and has the characteristics of low operating pressure and high flux.
The preferred embodiment is: a square cavity is formed between the lower end surface of the upper body 1 and the upper end surface of the lower body 2, and the membrane body 4 is positioned in the square cavity. The installation and the location of the film body 4 of being convenient for, the filtering area setting between the upper body 1 and the lower body 2 is in the middle part, is convenient for seal and is dustproof.
The preferred embodiment is: a rubber ring 11 is arranged between the upper body 1 and the lower body 2, and the rubber ring 11 is positioned in the square cavity. The sealing of the filtering area between the upper body 1 and the lower body 2 is ensured, and the liquid seepage is prevented.
The preferred embodiment is: both sides of the upper body 1 and the lower body 2 are provided with water pipelines. The arrangement of the water pipeline is convenient for other structures in the butt joint process, and in actual operation, each water outlet pipeline is provided with a valve, so that the operation is convenient.
The preferred embodiment is: the upper body 1 and the lower body 2 are fixedly connected through bolts. The disassembly and assembly are convenient, the maintenance is convenient, and the structure is stable.
The device is used for carrying out oil-water separation on oily wastewater, adopts a cross flow mode to carry out filtration, designs the treatment capacity to be 100L/h according to the requirements of experimental places and the characteristics of low energy consumption and high flux of membranes, and adopts a constant water outlet flow mode to operate in the test process. In a long-term operation test of the oil-water separation device, transmembrane pressure difference is used as a driving force in a membrane separation process to reflect the pollution degree of the membrane, when the transmembrane pressure difference is too high, the concentration polarization degree of the surface of the membrane is serious, and the membrane needs to be chemically cleaned to recover membrane flux.
The utility model adopts the membrane separation technology to carry out oil-water separation treatment on the oily wastewater, and has the advantages of low energy consumption, high efficiency and convenient operation; the structure is simple and compact, and the automatic operation is easy; and the maintenance is convenient, the quality of the discharged water is stable, and the quality requirement of the reinjection water of the oil field can be met.
The above embodiments are merely illustrative of the principles and effects of the present invention, and are not to be construed as limiting the invention. Modifications and variations can be made to the above-described embodiments by those skilled in the art without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which may be made by those skilled in the art without departing from the spirit and technical spirit of the present invention be covered by the claims of the present invention.
Claims (5)
1. A low-pressure high-flux oil-water separation device is characterized in that: the water collecting device comprises a device body, the water collecting tank is arranged in the device body, the device body is divided into an upper body and a lower body, a membrane body used for oil-water separation is arranged between the upper body and the lower body, the membrane body is used for separating the water collecting tank into an upper tank area and a lower tank area, the upper tank area is located in the upper body, the lower tank area is located in the lower body, the left side and the right side of the upper tank area are respectively provided with a water inlet and a concentrated solution outlet, and the left side and the right side of the lower tank area are respectively provided with a backwash liquid outlet and a percolate outlet.
2. The low pressure high flux oil-water separation device of claim 1, wherein: a square cavity is formed between the lower end face of the upper body and the upper end face of the lower body, and the membrane body is located in the square cavity.
3. The low pressure high flux oil-water separation device of claim 2, wherein: and a rubber ring is arranged between the upper body and the lower body and is positioned at the square cavity.
4. A low pressure high flux oil-water separation device as claimed in claim 3, wherein: and water pipelines are arranged on two sides of the upper body and two sides of the lower body.
5. The low-pressure high-flux oil-water separation device according to claim 4, wherein: the upper body and the lower body are fixedly connected through bolts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020942506.5U CN212532374U (en) | 2020-05-29 | 2020-05-29 | Low-pressure high-flux oil-water separation device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020942506.5U CN212532374U (en) | 2020-05-29 | 2020-05-29 | Low-pressure high-flux oil-water separation device |
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| Publication Number | Publication Date |
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| CN212532374U true CN212532374U (en) | 2021-02-12 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202020942506.5U Active CN212532374U (en) | 2020-05-29 | 2020-05-29 | Low-pressure high-flux oil-water separation device |
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| CN (1) | CN212532374U (en) |
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- 2020-05-29 CN CN202020942506.5U patent/CN212532374U/en active Active
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| GR01 | Patent grant | ||
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| TR01 | Transfer of patent right |
Effective date of registration: 20230424 Address after: Building 22, Shugu Xiangyuan, Economic and Technological Development Zone, Qinhuangdao City, Hebei Province, 066006 Patentee after: QINHUANGDAO TIANDA ENVIRONMENTAL PROTECTION RESEARCH INSTITUTE Co.,Ltd. Patentee after: Hebei Tianda Environmental Testing Technology Co.,Ltd. Address before: 066000 building 22, Shugu Xiangyuan, Qinhuangdao Economic and Technological Development Zone, Hebei Province Patentee before: QINHUANGDAO TIANDA ENVIRONMENTAL PROTECTION RESEARCH INSTITUTE Co.,Ltd. |
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| TR01 | Transfer of patent right | ||
| CP01 | Change in the name or title of a patent holder |
Address after: Building 22, Shugu Xiangyuan, Economic and Technological Development Zone, Qinhuangdao City, Hebei Province, 066006 Patentee after: QINHUANGDAO TIANDA ENVIRONMENTAL PROTECTION RESEARCH INSTITUTE Co.,Ltd. Patentee after: Hebei Tianda Testing Technology Co.,Ltd. Address before: Building 22, Shugu Xiangyuan, Economic and Technological Development Zone, Qinhuangdao City, Hebei Province, 066006 Patentee before: QINHUANGDAO TIANDA ENVIRONMENTAL PROTECTION RESEARCH INSTITUTE Co.,Ltd. Patentee before: Hebei Tianda Environmental Testing Technology Co.,Ltd. |
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| CP01 | Change in the name or title of a patent holder |