CN211913004U - Oil field development water injection well produced sewage filter equipment - Google Patents

Oil field development water injection well produced sewage filter equipment Download PDF

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Publication number
CN211913004U
CN211913004U CN202020441526.4U CN202020441526U CN211913004U CN 211913004 U CN211913004 U CN 211913004U CN 202020441526 U CN202020441526 U CN 202020441526U CN 211913004 U CN211913004 U CN 211913004U
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CN
China
Prior art keywords
fixed
filter layer
wall
box body
water injection
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN202020441526.4U
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Chinese (zh)
Inventor
陈斌
陈士佳
陈华兴
刘观军
阚亮
敖文君
侯岳
吴晓燕
方月月
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
China National Offshore Oil Corp CNOOC
Engineering Technology Branch of CNOOC Energy Technology and Services Ltd
Original Assignee
China National Offshore Oil Corp CNOOC
Engineering Technology Branch of CNOOC Energy Technology and Services Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by China National Offshore Oil Corp CNOOC, Engineering Technology Branch of CNOOC Energy Technology and Services Ltd filed Critical China National Offshore Oil Corp CNOOC
Priority to CN202020441526.4U priority Critical patent/CN211913004U/en
Application granted granted Critical
Publication of CN211913004U publication Critical patent/CN211913004U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model discloses an oil field development water injection well produces sewage filter equipment, the power distribution box comprises a box body, from last to being fixed with first filter layer and second filter layer down in proper order in the box, and second filter layer bottom is provided with vibration mechanism, box top outer wall central point puts and is fixed with the motor, and the motor output shaft bottom passes box top inner wall and is fixed with the transmission shaft, and the transmission shaft bottom mounting has the scraper blade of symmetric distribution, and the laminating of scraper blade bottom outer wall and first filter layer upper surface, bottom half outer wall central point puts to peg graft and is fixed with the outlet pipe, and box one side outer wall is close to first filter layer and second filter layer position department and all fixes the grafting and has the blow off pipe. The utility model discloses can carry out secondary filter work to sewage, improve filter work's completeness, can also avoid impurity to block up the filtration pore, improve filter work's smoothness degree.

Description

Oil field development water injection well produced sewage filter equipment
Technical Field
The utility model relates to a sewage filtration technology field especially relates to an oil field development water injection well extraction sewage filter equipment.
Background
With the increase of the exploitation time, the energy of the oil layer is continuously consumed, so that the pressure of the oil layer is continuously reduced, underground crude oil is greatly degassed, the viscosity is increased, the yield of the oil well is greatly reduced, even the spraying and production stopping are carried out, and a large amount of underground residual dead oil cannot be extracted.
In order to compensate for underground deficit caused by crude oil extraction, maintain or improve oil reservoir pressure, realize high and stable yield of an oil field and obtain higher recovery ratio, water must be injected into the oil field, when sewage containing a large amount of impurities is injected back into a downhole stratum, the impurities can be gradually accumulated in a rock stratum after a period of operation, the water injection amount can be influenced, finally, the rock stratum is completely blocked, the purpose of water injection and oil displacement cannot be achieved, and the requirement of extraction can be met only by filtering the injected water.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the defects existing in the prior art and providing a filtration device for the produced sewage of an oil field development water injection well.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides an oil field development water injection well produces sewage filter equipment, the power distribution box comprises a box body, from last first filter layer and the second filter layer of being fixed with in proper order down in the box, and second filter layer bottom is provided with vibration mechanism, box top outer wall central point puts and is fixed with the motor, and motor output shaft bottom passes box top inner wall and is fixed with the transmission shaft, and the transmission shaft bottom mounting has the scraper blade of symmetric distribution, and scraper blade bottom outer wall and the laminating of first filter layer upper surface, box bottom outer wall central point puts the grafting and is fixed with the outlet pipe, and box one side outer wall is close to first filter layer and second filter layer position department and all is fixed the grafting has the blow off pipe.
Furthermore, valves are fixed on the water outlet pipe and the sewage discharge pipe.
Furthermore, a water inlet pipe is fixedly inserted into one side of the outer wall of the top of the box body.
Furthermore, symmetrically distributed material guide platforms are fixed on two sides of the inner wall of the bottom of the box body.
Furthermore, four corners of the outer wall of the bottom of the box body are respectively fixed with a supporting leg.
Further, the vibration mechanism comprises a fixing strip, the fixing strip is fixed on the inner wall of the box body, a spring is fixed on the fixing strip, a vibrator is fixed at the top end of the spring, and a lug in contact with the outer surface of the bottom of the second filter layer is fixed at the top of the vibrator.
Further, the outer wall of one side of the box body is close to the first filter layer and the second filter layer, mounting openings are formed in the positions, in the two mounting openings, the sealing plates are embedded and connected, a handle bar is fixed on the outer wall of one side of each sealing plate, and the sealing plates are connected with the mounting openings and provided with annular sealing rings.
The utility model has the advantages that:
1. the sewage can be secondarily filtered through the arrangement of the first filtering layer and the second filtering layer, the completeness of filtering is improved, impurities stay on the first filtering layer and the second filtering layer and are discharged from the sewage discharge pipe, and the water after filtering can be guided out through the drain pipe.
2. The setting through the scraper blade can be scraped the first filter layer upper surface under the drive of motor and transmission shaft, avoids impurity to block up the filtration pore, improves the smoothness degree of filtering operation, and vibration mechanism can advance quick vibration to the second filter layer, improves and filters work efficiency.
3. Can be convenient for pull down from the box through the setting of closing plate for first filter layer and second filter layer expose, are convenient for dismantle change and cleaning work to first filter layer and second filter layer.
Drawings
FIG. 1 is a schematic sectional view of the sewage filtering apparatus of the embodiment 1 of the present invention for an oilfield development water injection well;
fig. 2 is a schematic view of a three-dimensional structure of an embodiment 1 of the device for filtering produced sewage of the water injection well for oilfield development according to the present invention;
fig. 3 is the utility model provides an embodiment 2 spatial structure sketch map of oil field development water injection well produced sewage filter equipment.
In the figure: the device comprises a box body 1, a water inlet pipe 2, a motor 3, a transmission shaft 4, a scraping plate 5, a first filtering layer 6, a blow-off pipe 7, a second filtering layer 8, a vibration mechanism 9, a water outlet pipe 10, a flow guide table 11, supporting legs 12, a sealing plate 13 and a handle bar 14.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
Examples of which are illustrated in the accompanying drawings, wherein like 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 exemplary only for the purpose of explaining the present patent and are not to be construed as limiting the present patent.
Example 1
Referring to fig. 1 and 2, an oil field development water injection well produces sewage filter equipment, including box 1, be fixed with first filter layer 6 and second filter layer 8 from last to down in proper order in the box 1, and second filter layer 8 bottom is provided with vibrating mechanism 9, 1 top outer wall central point of box puts and is fixed with motor 3, and motor 3 output shaft bottom passes 1 top inner wall of box and is fixed with transmission shaft 4, 4 bottom fixing of transmission shaft have symmetric distribution's scraper blade 5, 5 bottom outer walls of scraper blade and the laminating of 6 upper surfaces of first filter layer, 1 bottom outer wall central point of box puts and pegs graft and is fixed with outlet pipe 10, and 1 one side outer wall of box is close to first filter layer 6 and the equal fixed blow off pipe 7 of pegging graft of 8 positions department of second filter layer.
Wherein, the water outlet pipe 10 and the sewage discharge pipe 7 are both fixed with valves.
Wherein, a water inlet pipe 2 is fixedly inserted at one side of the outer wall at the top of the box body 1.
Wherein, the two sides of the inner wall of the bottom of the box body 1 are fixed with symmetrically distributed material guiding platforms 11.
Wherein, four corners of the outer wall of the bottom of the box body 1 are all fixed with supporting legs 12.
Wherein, vibration mechanism 9 includes the fixed strip, and the fixed strip is fixed on 1 inner wall of box, and is fixed with the spring on the fixed strip, and the spring top is fixed with the vibrator, and the vibrator top is fixed with the lug with 8 bottom surface contact of second filter layer.
The working principle of the embodiment is as follows: insert inlet tube 2 into conduit, first filter layer 6 and second filter layer 8 can carry out secondary filter work to sewage, improve filter work's completeness, impurity stops on first filter layer 6 and second filter layer 8 and carries out discharge work from blow off pipe 7, drain pipe 10 can derive the water after filtering, scraper blade 5 can scrape first filter layer 6 upper surface under the drive of motor 3 and transmission shaft 4, avoid impurity to block up the filtration pore, improve filter work's smoothness degree, vibration mechanism 9 can advance quick vibration to second filter layer 8, improve filter work efficiency.
Example 2
Referring to fig. 3, a sewage filter device is produced to oil field development water injection well, this embodiment and embodiment 1 difference lie in that, box 1 one side outer wall all opens the installing port near first filter layer 6 and 8 positions of second filter layer, and the scarf joint has closing plate 13 in two installing ports, and closing plate 13 one side outer wall is fixed with handle strip 14, and closing plate 13 is equipped with ring packing with the face of being connected of installing port.
The working principle of the embodiment is as follows: the sealing plate 13 can be easily detached from the case 1, so that the first filter layer 6 and the second filter layer 8 are exposed, and the first filter layer 6 and the second filter layer 8 can be easily detached, replaced and cleaned.
In the description of this patent, it is to be understood that the terms "coaxial," "bottom," "one end," "top," "middle," "other end," "upper," "one side," "top," "inner," "front," "center," "two ends," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the patent and for simplicity in description, and are not intended to indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the patent.
In this patent, unless expressly stated or limited otherwise, the terms "mounted," "disposed," "connected," "secured," "screwed" and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate, or they may be connected internally or in an interactive relationship with each other, and unless otherwise specifically limited, the specific meaning of the above terms in this patent will be understood by those skilled in the art according to the specific circumstances.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims (7)

1. A filtering device for sewage produced by a water injection well in oil field development comprises a box body (1) and is characterized in that, a first filter layer (6) and a second filter layer (8) are sequentially fixed in the box body (1) from top to bottom, a vibration mechanism (9) is arranged at the bottom of the second filter layer (8), a motor (3) is fixed at the center of the outer wall of the top of the box body (1), the bottom end of an output shaft of the motor (3) penetrates through the inner wall of the top of the box body (1) to be fixed with a transmission shaft (4), scrapers (5) which are symmetrically distributed are fixed at the bottom end of the transmission shaft (4), the outer wall of the bottom of each scraper (5) is attached to the upper surface of the first filter layer (6), a water outlet pipe (10) is fixedly inserted in the center of the outer wall of the bottom of the box body (1), and a sewage discharge pipe (7) is fixedly inserted at the position of the outer wall of one side of the box body (1) close to the first filter layer (6) and the second filter layer (8).
2. The device for filtering the produced sewage of the water injection well for oil field development according to claim 1, wherein valves are fixed on the water outlet pipe (10) and the sewage discharge pipe (7).
3. The device for filtering the produced sewage of the water injection well for oilfield development according to claim 2, wherein a water inlet pipe (2) is fixedly inserted into one side of the outer wall of the top of the box body (1).
4. The device for filtering the produced sewage of the water injection well for oilfield development according to the claim 3, wherein the two sides of the inner wall of the bottom of the box body (1) are fixed with symmetrically distributed material guide platforms (11).
5. The device for filtering the produced sewage of the oilfield development and water injection well is characterized in that supporting legs (12) are fixed at four corners of the outer wall of the bottom of the box body (1).
6. The device for filtering the produced sewage of the water injection well for oilfield development according to claim 1, wherein the vibration mechanism (9) comprises a fixing strip, the fixing strip is fixed on the inner wall of the box body (1), a spring is fixed on the fixing strip, a vibrator is fixed at the top end of the spring, and a lug which is in contact with the outer surface of the bottom of the second filter layer (8) is fixed at the top of the vibrator.
7. The device for filtering the produced sewage of the water injection well for oilfield development according to claim 1, wherein mounting ports are formed in the outer wall of one side of the box body (1) at positions close to the first filter layer (6) and the second filter layer (8), sealing plates (13) are embedded in the two mounting ports, a handle bar (14) is fixed on the outer wall of one side of each sealing plate (13), and an annular sealing ring is arranged on the connecting surface of each sealing plate (13) and each mounting port.
CN202020441526.4U 2020-03-31 2020-03-31 Oil field development water injection well produced sewage filter equipment Expired - Fee Related CN211913004U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202020441526.4U CN211913004U (en) 2020-03-31 2020-03-31 Oil field development water injection well produced sewage filter equipment

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202020441526.4U CN211913004U (en) 2020-03-31 2020-03-31 Oil field development water injection well produced sewage filter equipment

Publications (1)

Publication Number Publication Date
CN211913004U true CN211913004U (en) 2020-11-13

Family

ID=73348487

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202020441526.4U Expired - Fee Related CN211913004U (en) 2020-03-31 2020-03-31 Oil field development water injection well produced sewage filter equipment

Country Status (1)

Country Link
CN (1) CN211913004U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114952612A (en) * 2022-05-20 2022-08-30 深圳市普盛旺科技有限公司 Polishing grinding fluid filtering equipment and polishing grinding fluid circulating and filtering system

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114952612A (en) * 2022-05-20 2022-08-30 深圳市普盛旺科技有限公司 Polishing grinding fluid filtering equipment and polishing grinding fluid circulating and filtering system

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GR01 Patent grant
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20201113

Termination date: 20210331

CF01 Termination of patent right due to non-payment of annual fee