CN113249139B - Rotary sand filtering device for petroleum exploitation - Google Patents

Rotary sand filtering device for petroleum exploitation Download PDF

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Publication number
CN113249139B
CN113249139B CN202110702505.2A CN202110702505A CN113249139B CN 113249139 B CN113249139 B CN 113249139B CN 202110702505 A CN202110702505 A CN 202110702505A CN 113249139 B CN113249139 B CN 113249139B
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CN
China
Prior art keywords
frame
plate
screen frame
sliding
bevel gear
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.)
Active
Application number
CN202110702505.2A
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Chinese (zh)
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CN113249139A (en
Inventor
曾丽丽
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Shaanxi Xinsheng Petroleum Technology Service Co.,Ltd.
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Individual
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Priority to CN202110702505.2A priority Critical patent/CN113249139B/en
Publication of CN113249139A publication Critical patent/CN113249139A/en
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Publication of CN113249139B publication Critical patent/CN113249139B/en
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Classifications

    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10G—CRACKING HYDROCARBON OILS; PRODUCTION OF LIQUID HYDROCARBON MIXTURES, e.g. BY DESTRUCTIVE HYDROGENATION, OLIGOMERISATION, POLYMERISATION; RECOVERY OF HYDROCARBON OILS FROM OIL-SHALE, OIL-SAND, OR GASES; REFINING MIXTURES MAINLY CONSISTING OF HYDROCARBONS; REFORMING OF NAPHTHA; MINERAL WAXES
    • C10G31/00—Refining of hydrocarbon oils, in the absence of hydrogen, by methods not otherwise provided for
    • C10G31/09—Refining of hydrocarbon oils, in the absence of hydrogen, by methods not otherwise provided for by filtration
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D33/00—Filters with filtering elements which move during the filtering operation
    • B01D33/01—Filters with filtering elements which move during the filtering operation with translationally moving filtering elements, e.g. pistons
    • B01D33/03—Filters with filtering elements which move during the filtering operation with translationally moving filtering elements, e.g. pistons with vibrating filter elements
    • B01D33/0346—Filters with filtering elements which move during the filtering operation with translationally moving filtering elements, e.g. pistons with vibrating filter elements with flat filtering elements
    • B01D33/0353—Filters with filtering elements which move during the filtering operation with translationally moving filtering elements, e.g. pistons with vibrating filter elements with flat filtering elements self-supporting
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D33/00—Filters with filtering elements which move during the filtering operation
    • B01D33/44—Regenerating the filter material in the filter
    • B01D33/46—Regenerating the filter material in the filter by scrapers, brushes nozzles or the like acting on the cake-side of the filtering element
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D33/00—Filters with filtering elements which move during the filtering operation
    • B01D33/44—Regenerating the filter material in the filter
    • B01D33/46—Regenerating the filter material in the filter by scrapers, brushes nozzles or the like acting on the cake-side of the filtering element
    • B01D33/461—Regenerating the filter material in the filter by scrapers, brushes nozzles or the like acting on the cake-side of the filtering element brushes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D33/00—Filters with filtering elements which move during the filtering operation
    • B01D33/44—Regenerating the filter material in the filter
    • B01D33/46—Regenerating the filter material in the filter by scrapers, brushes nozzles or the like acting on the cake-side of the filtering element
    • B01D33/465—Regenerating the filter material in the filter by scrapers, brushes nozzles or the like acting on the cake-side of the filtering element take-off rollers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D33/00—Filters with filtering elements which move during the filtering operation
    • B01D33/70—Filters with filtering elements which move during the filtering operation having feed or discharge devices
    • B01D33/72—Filters with filtering elements which move during the filtering operation having feed or discharge devices for feeding
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D33/00—Filters with filtering elements which move during the filtering operation
    • B01D33/80—Accessories
    • B01D33/801—Driving means, shaft packing systems or the like
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D33/00—Filters with filtering elements which move during the filtering operation
    • B01D33/80—Accessories
    • B01D33/803—Accessories in which the filtering elements are moved between filtering operations ; Particular measures for removing or replacing the filtering elements; Transport systems for filters

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Engineering & Computer Science (AREA)
  • General Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Filtration Of Liquid (AREA)

Abstract

The invention relates to the technical field of petroleum exploitation, in particular to a rotary sand filtering device for petroleum exploitation, which comprises a mounting support plate, a feed pipe, a feed guide frame, an adjusting component, a push-out component and the like; the feeding device comprises a mounting support plate, a feeding pipe, a feeding guide frame, an irregular chute, an adjusting assembly, a pushing assembly and a pushing assembly. Through the cooperation of pushing out the power revolving rack, first bevel gear and axis of rotation and last device of subassembly for push away the grit that filters and fall the spiral reel, the subsequent collection of being convenient for, through the lug dish, spiral reel and the support arc of draining the subassembly and the cooperation of device on with, the spiral reel can shake, and then makes the grit that filters collect in flowing into other equipment, reaches the effect of collecting the grit intensively.

Description

Rotary sand filtering device for petroleum exploitation
Technical Field
The invention relates to the technical field of oil exploitation, in particular to a rotary sand filtering device for oil exploitation.
Background
One of the main objects of petroleum and geological exploration is a viscous and dark brown liquid, which is called as industrial blood, and the upper part of the crust stores petroleum, the main component of the petroleum is a mixture of various alkanes, cycloalkanes and aromatic hydrocarbons, the petroleum exploitation refers to the action of excavating and extracting petroleum at the place where the petroleum is stored, and during the petroleum exploitation process, the petroleum gas flows into the bottom of a well from the reservoir, and rises to the top of the well from the bottom of the well.
The oil just has the grit in the oil after exploitation, need filter the grit when handling the oil, oil grit filter equipment on the present market, filtration time is long, and the impurity surface that filters out still adheres to a small amount of oil, it is difficult to collect this part petroleum, lead to the oil extraction rate lower, it is easy to cause the wasting of resources, the filter needs to take out after a period of time to clear up, avoid a large amount of grit to remain on the filter and influence filterable efficiency, the filter takes out the process more loaded down with trivial details, and the grit that filters needs the manual work to collect.
Therefore, there is a need to design a rotary sand filter device for oil exploitation, which can rapidly filter sand in oil, can absorb residual oil on sand, does not need to replace a filter plate, and can intensively collect filtered sand.
Disclosure of Invention
In order to solve current oil grit filter equipment, filtration time is long, and the impurity surface that filters out still adheres to a small amount of oil, is difficult to collect this part oil, and needs the manual work to change the filter, the grit that filters needs the manual work to collect the problem, provide one kind can filter the grit in the oil fast, can absorb residual oil on the grit, and need not to change the filter and can carry out the oil that gathers to filterable grit and use rotation grit filter equipment.
The technical implementation scheme of the invention is as follows: the utility model provides a rotation type grit filter equipment for oil development, is including installation backup pad, inlet pipe, feeding guide frame, adjusting part and ejecting subassembly, connects the inlet pipe in the installation backup pad, connects in the installation backup pad and has the feeding guide frame, and the inside irregular spout that has of feeding guide frame has, and fixed mounting has adjusting part in the installation backup pad, and fixed mounting has ejecting subassembly on the adjusting part.
Optionally, the adjusting part is including sliding screen frame, first spring, first fluting swing plate, baffle, fluting connecting strip and spacing frame, and the last slidingtype of feeding guide frame is connected with sliding screen frame, is connected with first spring between sliding screen frame and the installation backup pad, and the pivoted is connected with first fluting swing plate in the installation backup pad, and sliding screen frame and the cooperation of first fluting swing plate slidingtype are connected with the baffle through sliding fit's mode on the sliding screen frame, and baffle one side hookup has fluting connecting strip, and fluting connecting strip and the cooperation of first fluting swing plate slidingtype have spacing frame in sliding screen frame one side welding.
Optionally, the ejecting subassembly is including power revolving rack, first bevel gear, the axis of rotation, the second bevel gear, first bevel gear, the sliding sleeve, ejecting roller and second bevel gear, the last rotation of feeding guide frame is connected with power revolving rack, the hookup has first bevel gear on the power revolving rack, feeding guide frame one side rotation is connected with the axis of rotation, the hookup has the second bevel gear in the axis of rotation, second bevel gear and first bevel gear meshing, be connected with first bevel gear through the axis of rotation on the sliding screen frame, axis of rotation one end is connected with the sliding sleeve through sliding fit's mode, first bevel gear and sliding sleeve fixed connection, be connected with ejecting roller through the bearing on the sliding screen frame, the hookup has the second bevel gear on the ejecting roller, second bevel gear and first bevel gear meshing.
Optionally, still including the drip clean subassembly, fixed mounting has the drip clean subassembly on the slip reel, and the drip clean subassembly is including lug dish, spiral reel, second spring and support arc, release roller one end fixedly connected with lug dish, is connected with the spiral reel through sliding fit's mode on the spacing frame, through second spring coupling between spiral reel and the spacing frame, fixed mounting has support arc on the spiral reel, supports arc and lug dish contact.
Optionally, the adjustable screen frame further comprises an absorption assembly, the absorption assembly is fixedly installed on the adjustment assembly and comprises a second slotting swing plate, a sponge block and a limiting plate, the second slotting swing plate is rotationally connected to the sliding screen frame and is connected with the supporting arc plate in a sliding mode, the sponge block is movably connected to the second slotting swing plate, one side of the sponge block is connected with the limiting frame in a sliding mode, the other side of the sponge block is in contact with the spiral screen frame, the limiting plate is welded to the spiral screen frame, and the limiting plate is connected with the limiting frame in a sliding mode.
Optionally, the device further comprises a guide assembly, wherein the guide assembly is fixedly installed on the installation support plate and comprises support bars and a guide disc, the support bars are connected to the installation support plate in a central symmetry mode, and the guide disc is connected to one side of each support bar.
The invention has the following advantages:
through the cooperation of the sliding screen frame, the first slotting swing plate, the baffle and the upper device of the baffle of the adjusting assembly, the size of the opening of the sliding screen frame is adjusted, and the effect of controlling the size of the opening of the sliding screen frame according to the weight of sand is achieved.
Through the cooperation of pushing out the power revolving rack, first bevel gear and axis of rotation and last device of subassembly for push away the grit that filters and fall the spiral reel, the subsequent collection of being convenient for, through the lug dish, spiral reel and the support arc of draining the subassembly and the cooperation of device on with, the spiral reel can shake, and then makes the grit that filters collect in flowing into other equipment, reaches the effect of collecting the grit intensively.
Through the cooperation of absorption assembly's second fluting swing plate, sponge piece and limiting plate three for absorb remaining oil on the grit, reach the effect that improves filtration oil efficiency.
Drawings
Fig. 1 is a schematic perspective view of a first embodiment of the present invention.
Fig. 2 is a schematic perspective view of a second embodiment of the present invention.
Fig. 3 is a schematic view of a part of a perspective structure of an adjusting assembly of the present invention.
Fig. 4 is a schematic perspective view of a feed guide frame according to the present invention.
Fig. 5 is a schematic perspective view of a first portion of the ejector assembly of the present invention.
Fig. 6 is a schematic perspective view of a second portion of the ejector assembly of the present invention.
FIG. 7 is a schematic perspective view of a drainage, absorbent and guide assembly of the present invention.
Figure 8 is a schematic partial perspective view of an absorbent assembly of the present invention.
Meaning of reference numerals in the drawings: 1: mounting support plate, 11: feeding pipe, 2: feeding guide frame, 3: adjustment assembly, 31: sliding screen frame, 32: first spring, 33: first slotted wobble plate, 34: baffle, 35: slotted tie bar, 36: limit frame, 4: push-out assembly, 41: power turret, 42: first bevel gear, 43: rotation shaft, 44: second bevel gear, 45: first helical gear, 46: sliding sleeve, 47: push-out roller, 48: second helical gear, 5: a leaching assembly, 51: bump plate, 52: spiral screen frame, 53: second spring, 54: supporting arc plate, 6: absorbent assembly, 61: second slotted wobble plate, 62: sponge block, 63: limiting plate, 7: guide assembly, 71: support bar, 72: a guide disc.
Detailed Description
Embodiments of the present invention are described in further detail below with reference to the accompanying drawings and examples. The following examples are illustrative of the invention but are not intended to limit the scope of the invention.
Example 1
1-2, including installation backup pad 1, inlet pipe 11, feeding guide frame 2, adjusting part 3 and release subassembly 4, installation backup pad 1 top hookup has inlet pipe 11, installation backup pad 1 downside hookup has feeding guide frame 2, feeding guide frame 2 is used for leading the oil, the inside irregular spout that has of feeding guide frame 2, fixed mounting has adjusting part 3 on the installation backup pad 1, adjusting part 3 is used for adjusting the opening size of slip reel 31, fixed mounting has release subassembly 4 on the adjusting part 3, release subassembly 4 is used for pushing away the grit that filters on the spiral reel 52.
Example 2
On the basis of embodiment 1, as shown in fig. 3-8, the adjusting component 3 comprises a sliding screen frame 31, a first spring 32, a first slotting swing plate 33, a baffle 34, slotting connection strips 35 and a limit frame 36, wherein the sliding screen frame 31 is connected to the feeding guide frame 2 in a sliding manner, the first spring 32 is connected between the sliding screen frame 31 and the mounting support plate 1, the first spring 32 is used for resetting the sliding screen frame 31, the first slotting swing plate 33 is rotatably connected to the mounting support plate 1, the first slotting swing plate 33 is used for driving the slotting connection strips 35 to move, the sliding screen frame 31 is in sliding fit with the first slotting swing plate 33, the baffle 34 is connected to the sliding screen frame 31 in a sliding fit manner, one side of the baffle 34 is connected with the slotting connection strips 35, the slotting connection strips 35 are in sliding fit with the first slotting swing plate 33, and the limit frame 36 is welded to the lower side of the sliding screen frame 31.
The pushing assembly 4 comprises a power rotating frame 41, a first bevel gear 42, a rotating shaft 43, a second bevel gear 44, a first bevel gear 45, a sliding sleeve 46, a pushing roller 47 and a second bevel gear 48, wherein the power rotating frame 41 is rotatably connected to the feeding guide frame 2, the first bevel gear 42 is connected to the power rotating frame 41, the first bevel gear 42 is used for driving the second bevel gear 44 to rotate, the rotating shaft 43 is rotatably connected to one side of the feeding guide frame 2, the second bevel gear 44 is connected to the upper end of the rotating shaft 43, the second bevel gear 44 is meshed with the first bevel gear 42, the sliding screen frame 31 is connected with the first bevel gear 45 through the rotating shaft, the lower end of the rotating shaft 43 is connected with the sliding sleeve 46 through a sliding fit mode, the first bevel gear 45 is fixedly connected with the sliding sleeve 46, the sliding screen frame 31 is connected with the pushing roller 47 through a bearing, the pushing roller 47 is used for pushing sand and falling onto the spiral screen frame 52, the second bevel gear 48 is connected to the pushing roller 47, and the second bevel gear 48 is meshed with the first bevel gear 45.
Still including the drip cleaning subassembly 5, fixed mounting has drip cleaning subassembly 5 on the slip reel 31, drip cleaning subassembly 5 is including lug dish 51, spiral reel 52, second spring 53 and support arc 54, push out roller 47 is close to second helical gear 48 one end fixedly connected with lug dish 51, lug dish 51 is used for stirring support arc 54, lug dish 51 is located the top of support arc 54, be connected with spiral reel 52 through sliding fit's mode on spacing frame 36, be connected through second spring 53 between spiral reel 52 and the spacing frame 36, fixed mounting has support arc 54 on the spiral reel 52, support arc 54 and lug dish 51 contact.
Still including absorption subassembly 6, fixed mounting has absorption subassembly 6 on the adjusting part 3, absorption subassembly 6 is including second fluting swinging plate 61, sponge piece 62 and limiting plate 63, rotationally be connected with second fluting swinging plate 61 on the slip screen frame 31, second fluting swinging plate 61 is connected with support arc 54 slidingtype, movable connection has sponge piece 62 on the second fluting swinging plate 61, sponge piece 62 is used for absorbing remaining petroleum on the grit, sponge piece 62 is located the top of spiral screen frame 52, sponge piece 62 one side is connected with limiting frame 36 slidingtype, sponge piece 62 opposite side and spiral screen frame 52 contact, the welding has limiting plate 63 on the spiral screen frame 52, limiting plate 63 is located the top of spiral screen frame 52, limiting plate 63 is used for spacing to the grit, limiting plate 63 is connected with limiting frame 36 slidingtype.
The petroleum filter device is characterized by further comprising a guide assembly 7, wherein the guide assembly 7 is fixedly arranged on the installation support plate 1, the guide assembly 7 comprises support bars 71 and a guide disc 72, the support bars 71 are connected to the installation support plate 1 in a central symmetry mode, the guide discs 72 are connected to the lower sides of the two support bars 71 together, and the guide disc 72 is used for guiding filtered petroleum.
Since the extracted petroleum has a certain sand, the petroleum needs to be filtered and reprocessed. When oil is required to be filtered, firstly, a worker lets in the oil to be filtered into the feed pipe 11, oil flows into the power rotating frame 41 through the feed guide frame 2, the power rotating frame 41 and an upper device thereof rotate due to the gravity action of the oil, the power rotating frame 41 rotates to pour the oil into the sliding screen frame 31, the sliding screen frame 31 and the upper device thereof move downwards due to the gravity action of sand, the first spring 32 is stretched along with the sliding screen frame 31 to filter the oil, the sliding screen frame 31 moves downwards to drive the first slotting swing plate 33 to swing, the baffle 34 is driven to move upwards through the slotting connecting strip 35, and when the sand is excessive, the opening size of the baffle 34 and the sliding screen frame 31 is increased, so that the effect of controlling the opening size of the sliding screen frame 31 according to the weight of the sand is achieved.
The power revolving rack 41 rotates and drives first bevel gear 42 to rotate, first bevel gear 42 rotates and drives second bevel gear 44 and upper device reversal, and then make axis of rotation 43 and upper device reversal, drive second helical gear 48 through first helical gear 45 and carry out the corotation, second helical gear 48 carries out corotation and drives push-out roller 47 and carry out the corotation, push-out roller 47 corotation is with the grit on the slip reel 31 push-down to spiral reel 52, be convenient for follow-up collection, push-out roller 47 corotation drives lug dish 51 and rotates, lug dish 51 rotates and stirs support arc 54 and upper device and carries out the upper and lower shake, second spring 53 is compressed repeatedly and resets, make second flutter swinging plate 61 swing, and then make sponge piece 62 reciprocate, flow into other equipment through spiral reel 52 shake and collect the grit that filters, reach the effect of collecting in a concentrated way.
The oil of filtered grit flows into on the guide disc 72 through sliding screen frame 31, and then the oil flows into other equipment through the guide disc 72 and collect, reach the effect of concentrated filtered oil, when the grit motion is contacted with limiting plate 63 on the spiral screen frame 52, through the cooperation of limiting plate 63 and spiral screen frame 52, can spacing the grit, and then can make the grit flow in a limited way, when the grit motion is contacted with the sponge piece 62 on the spiral screen frame 52, absorb remaining oil through the sponge piece 62 to the grit, improve the efficiency of filtering the oil. When the oil is not required to be filtered, the worker stops the oil flowing into the feeding pipe 11, and the power rotating frame 41 and the upper device thereof do not rotate any more, the sliding screen frame 31 and the upper device thereof are reset through the action of the first spring 32, and the spiral screen frame 52 and the upper device thereof are reset through the action of the second spring 53, so that the next operation is facilitated.
In the description of the present invention, unless otherwise indicated, the meaning of "a plurality" is two or more; the terms "upper," "lower," "left," "right," "inner," "outer," "front," "rear," "head," "tail," and the like are used as an orientation or positional relationship based on that shown in the drawings, merely to facilitate description of the invention and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

Claims (3)

1. A rotary sand filter device for oil exploitation is characterized by: the device comprises a mounting support plate, a feeding pipe, a feeding guide frame, an adjusting component and a pushing component, wherein the feeding pipe is connected to the mounting support plate;
the adjusting component comprises a sliding screen frame, a first spring, a first slotting swing plate, a baffle, slotting connecting strips and a limiting frame, wherein the sliding screen frame is connected to the feeding guide frame in a sliding manner, the first spring is connected between the sliding screen frame and the installation support plate, the first slotting swing plate is rotatably connected to the installation support plate, the sliding screen frame is in sliding fit with the first slotting swing plate, the baffle is connected to the sliding screen frame in a sliding fit manner, one side of the baffle is connected with the slotting connecting strips, the slotting connecting strips are in sliding fit with the first slotting swing plate, and the limiting frame is welded to one side of the sliding screen frame;
the pushing component comprises a power rotating frame, a first bevel gear, a rotating shaft, a second bevel gear, a first bevel gear, a sliding sleeve, a pushing roller and a second bevel gear, wherein the power rotating frame is rotationally connected to the feeding guide frame;
the leaching assembly is fixedly mounted on the sliding screen frame and comprises a convex block disc, a spiral screen frame, a second spring and a supporting arc plate, one end of the pushing roller is fixedly connected with the convex block disc, the spiral screen frame is connected to the limiting frame in a sliding fit mode, the spiral screen frame is connected with the limiting frame through the second spring, the supporting arc plate is fixedly mounted on the spiral screen frame, and the supporting arc plate is in contact with the convex block disc.
2. A rotary sand filter apparatus for oil exploitation according to claim 1, wherein: still including absorbing assembly, fixed mounting has absorbing assembly on the adjusting part, absorbing assembly is including second fluting swing plate, sponge piece and limiting plate, and the rotation type is connected with second fluting swing plate on the slip reel, and second fluting swing plate is connected with the support arc slidingtype, and the movable type is connected with the sponge piece on the second fluting swing plate, and sponge piece one side is connected with limiting frame slidingtype, and sponge piece opposite side and spiral reel contact, and the welding has the limiting plate on the spiral reel, limiting plate and limiting frame slidingtype are connected.
3. A rotary sand filter apparatus for oil exploitation according to claim 1, wherein: the guide assembly is fixedly installed on the installation support plate and comprises support bars and a guide disc, the support bars are connected to the installation support plate in a central symmetry mode, and the guide disc is connected to one side of each support bar.
CN202110702505.2A 2021-06-24 2021-06-24 Rotary sand filtering device for petroleum exploitation Active CN113249139B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202110702505.2A CN113249139B (en) 2021-06-24 2021-06-24 Rotary sand filtering device for petroleum exploitation

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202110702505.2A CN113249139B (en) 2021-06-24 2021-06-24 Rotary sand filtering device for petroleum exploitation

Publications (2)

Publication Number Publication Date
CN113249139A CN113249139A (en) 2021-08-13
CN113249139B true CN113249139B (en) 2024-02-02

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Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN207470170U (en) * 2017-11-14 2018-06-08 魏海 Sand filter of oil production well
CN108671611B (en) * 2018-04-12 2021-08-03 义乌市万博创意设计有限公司 Vibrating filtration equipment for oil development
CN211411191U (en) * 2019-07-30 2020-09-04 徐玉祥 Gravel and sand filter equipment for oil development
CN211500615U (en) * 2019-12-26 2020-09-15 天津渤瑞科技有限公司 Underwater crude oil desanding device

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Address after: 710018 Room 523, Unit 1, Building 5, Haibo Plaza, Fengcheng 9th Road, Xi'an Economic and Technological Development Zone, Shaanxi Province

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