CN215742277U

CN215742277U - Filter equipment is used in oil field exploitation with prevent blockking up

Info

Publication number: CN215742277U
Application number: CN202121889579.3U
Authority: CN
Inventors: 刘姣; 王成龙; 谭虹
Original assignee: Yandan Oilfield Co ltd Zhidan Oil Production Plant
Current assignee: Yandan Oilfield Co ltd Zhidan Oil Production Plant
Priority date: 2021-08-13
Filing date: 2021-08-13
Publication date: 2022-02-08
Anticipated expiration: 2031-08-13

Abstract

The utility model discloses a filter device with anti-blocking function for oil field exploitation, which comprises: the upper filter screen is installed at the joint of the filter box and the inlet pipe, a water-oil separation screen for filtering impurities is arranged in the filter box, the outer filter barrel is installed outside the water-oil separation screen, a middle shaft motor is arranged at the top of the outer filter barrel, a stirrer is installed on the middle shaft motor, and a top cross frame for supporting is further connected between the middle shaft motor and the filter box. This oil field is opened and is adopted filter equipment with prevent blockking up can effectively prevent the oil and block up the pipeline to can realize independently wasing the pipeline, thereby can avoid the oil to block up the pipeline, be favorable to keeping the unblocked of pipeline, and can be convenient for maintain, reduce the cost of oil development, be favorable to promoting oil filtration efficiency and filtration quality, and can separate the discharge treatment to filtering oil and impurity composition.

Description

Filter equipment is used in oil field exploitation with prevent blockking up

Technical Field

The utility model relates to the technical field of oilfield exploitation, in particular to an anti-blocking filtering device for oilfield exploitation.

Background

A large amount of water is consumed in the oil exploitation process, the waste water is required to be recycled for saving water resources, but the waste water contains polluted impurities such as oil stains, and the like, so that the waste water can be recycled by being filtered.

And current waste water filter equipment, it is when filtering the waste water that contains the greasy dirt, the grease material of greasy dirt can long-term adhesion on the filter screen face, and be difficult to wash, can lead to the filter screen to block up after filtering for a long time, thereby influence the filterable quality of waste water and efficiency, the grease impurity in the waste water of filtering for a long time also can increase the maintenance cost to equipment simultaneously, thereby filter equipment's practicality has been reduced, to above-mentioned problem, the urgent need is in original oil field to open and is adopting filter equipment's basis and carry out the innovative design.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a filter device with an anti-blocking function for oil field exploitation, and aims to solve the problems that the existing filter device cannot effectively prevent oil from blocking a pipeline, cannot automatically clean the pipeline, is inconvenient to maintain, increases the oil exploitation cost, and is not beneficial to improving the oil filtering efficiency in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: a filter assembly for oilfield production with anti-clogging, comprising:

the upper filter screen is arranged at the joint of the filter tank and the feeding pipe, and a water-oil separation screen for filtering impurities is arranged in the filter tank;

the outer-layer filter barrel is arranged on the outer side of the water-oil separation net, and a middle shaft motor is arranged at the top of the outer-layer filter barrel;

and the stirrer is arranged on the middle shaft motor, and a top cross frame for supporting is also connected between the middle shaft motor and the filter box.

The setting up of above-mentioned structure makes the device can effectively separate the impurity in the waste water to separate the clearance to grease and impurity, filter the processing of waste water simultaneously and stir, in order to prevent that the grease from condensing, and can clear up the grease of adhesion on the filter screen in the waste water.

Preferably, upper filter screen and inlet pipe fixed connection, and upper filter screen and water oil separating net constitute the latticed hollow cylinder structure of fretwork to upper filter screen and water oil separating net are stainless steel, and the setting up of above-mentioned structure makes the device can carry out effective filtration to grease and impurity in the waste water, and can keep filtration's durable and stable, damages with the corruption that prevents to receive sewage for a long time.

Preferably, water oil separation net and outer filter vat constitution nested structure, and water oil separation net is the cylindrical structure that the surface has the unsmooth texture structure of vertical stripe to water oil separation net and outer filter vat respectively and constitute the intercommunication structure between the discharging pipe, the setting up of above-mentioned structure makes the device can promote the efficiency and the time of filtering waste water in the oil development, can also separate the processing to the grease material and the impurity of different components and the water of filtering recovery, thereby reach the practicality of device.

Preferably, the agitator is helical structure, and the length of agitator equals with the height of water oil separation net and outer filter vat to the agitator is stainless steel, and the setting up of above-mentioned structure makes the device can keep the smoothness to impurity and grease flow in the device, and can prevent that the grease from condensing, effectively prevents filter equipment's jam problem.

Preferably, the top crossbearer still the symmetry in outer filter vat both sides is provided with the side pole setting, and horizontally connect has the cleaning ring brush that is used for cleaing away the grease in the pole setting of side to the saw-toothed structure is personally submitted to cleaning ring brush inboard, and cleaning ring brush is the gomphosis connected state with outer filter vat simultaneously, and the setting up of above-mentioned structure makes the device can clear away the grease on the filter screen, and realizes that the grease coagulation thing on the filter screen is clear away to firm efficient, thereby avoids the jam of device.

Preferably, both ends department rotates respectively about the side stand pole and is connected with upper portion gear and lower part gear, and the lower part gear outside installs and is used for driving its reciprocating rotation's servo motor to still the meshing installs drive chain on upper portion gear and the lower part gear, the setting up of above-mentioned structure makes the device can realize the motion of the clean ring brush of firm control, and can automize and clear up the filter screen of device, thereby reduced the cost of manual maintenance, promoted efficiency and the quality that the device used.

Preferably, the cleaning ring brush is connected with the side upright rod in a sliding mode, the cleaning ring brush is fixedly connected with the transmission chain, the cleaning ring brush forms a horizontal lifting structure with the outer-layer filtering barrel through the transmission chain, the device can move in a reciprocating mode due to the arrangement of the structure, and grease substances adhered to the filtering barrel are cleaned finely.

Compared with the prior art, the utility model has the beneficial effects that: the anti-blocking oil field exploitation filter device adopts a novel structural design, can prevent impurities in waste water of oil exploitation from being blocked when the device is used, can avoid the blockage caused by grease condensation in the waste water filtering process, improves the filtering efficiency, can also enable the device to automatically clean a filter screen, and carefully and stably cleans the blocked grease, thereby efficiently improving the practicability and the service life of the device;

1. the filter box is internally provided with an upper filter screen, a water-oil separation screen, an outer filter barrel, a middle shaft motor and a stirrer, and impurities with different components are separated and removed through the layered nested structure of the upper filter screen, the water-oil separation screen and the outer filter barrel, and the middle shaft motor can be used for driving the stirrer to stir the wastewater, so that the principle that the impurities in the wastewater are in a motion state is kept, the device can conveniently prevent the impurities in the wastewater of oil exploitation from being blocked, the blockage caused by grease condensation in the wastewater filtering process can be avoided, and the purpose of improving the filtering efficiency is achieved;

2. set up the structure of clean ring brush, upper portion gear, lower part gear, servo motor and drive chain on the outer filter vat, drive upper portion gear and lower part gear reciprocating rotation through servo motor to drive chain on the gear and carry out reciprocating lift's principle with clean ring brush, the realization device can realize automizing and clean the filter screen, and the grease of jam is fallen in careful stable clearance, thereby high-efficient hoisting device's practicality and life's function.

Drawings

FIG. 1 is a schematic perspective view of the present invention;

FIG. 2 is a schematic view of a semi-sectional three-dimensional structure of the water-oil separation net of the present invention;

FIG. 3 is a schematic perspective view of a filter box according to the present invention;

FIG. 4 is a schematic perspective view of the outer layer filtering barrel of the present invention;

fig. 5 is a schematic perspective view of a cleaning ring brush according to the present invention.

In the figure: 1. a filter box; 2. a discharge pipe; 3. a feed pipe; 4. an upper layer filter screen; 5. a water-oil separation net; 6. an outer layer filtering barrel; 7. a middle shaft motor; 8. a stirrer; 9. a top cross frame; 10. a side upright rod; 11. cleaning a ring brush; 12. an upper gear; 13. a lower gear; 14. a servo motor; 15. a transmission chain.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-5, the present invention provides a technical solution: a filter assembly for oilfield production with anti-clogging, comprising: the upper-layer filter screen 4 is arranged at the joint of the filter tank 1 and the feeding pipe 3, a water-oil separation screen 5 for filtering impurities is arranged in the filter tank 1, the outer-layer filter vat 6 is arranged outside the water-oil separation screen 5, the top of the outer-layer filter vat 6 is provided with a middle shaft motor 7 and a stirrer 8, the stirrer is arranged on the middle shaft motor 7, and a top cross frame 9 for supporting is connected between the middle shaft motor 7 and the filter tank 1;

when using the device, at first when waste water passes through inlet pipe 3 of rose box 1 and the access device is inside, can receive the interception of upper filter screen 4 and block partly aquatic impurity and pass through, thereby realize the prefilter, grease part in the waste water sees through water oil separation net 5 and gets into outer space afterwards, the water of filtering the grease then permeates out outside the pipeline, and outer filter vat 6 also can filter impurity such as grease once more this moment, make the grease part pass through the outer filter vat 6 permeate out the outside, so that the clearance, when waste water is handling, axis motor 7 drives 8 agitators of agitator and stirs waste water, thereby prevent that impurity such as aquatic grease from bonding on the bucket wall, thereby keep the inside continuous of device.

Specifically, as shown in fig. 1 and 3, the upper filter screen 4 is fixedly connected with the feed pipe 3, the upper filter screen 4 and the water-oil separation screen 5 form a hollow latticed hollow cylindrical structure, and the upper filter screen 4 and the water-oil separation screen 5 are made of stainless steel, so that when wastewater containing impurities such as grease flows into the pipeline through the feed pipe 3, a part of large-diameter particle impurities are removed through the upper filter screen 4, and then water and grease are separated through the water-oil separation screen 5;

the water-oil separation net 5 and the outer layer filter vat 6 form a nested structure, the water-oil separation net 5 is a cylindrical structure with a vertical stripe concave-convex texture structure on the surface, the water-oil separation net 5 and the outer layer filter vat 6 respectively form a communicating structure with the discharge pipe 2, when substances such as grease separating boiled water enter the space between the water-oil separation net 5 and the outer layer filter vat 6, the grease permeates out of the outer layer filter vat 6 again, and other impurities flow away along the pipeline between the water-oil separation net 5 and the discharge pipe 2.

Specifically, as shown in fig. 2 and 4, the stirrer 8 is in a spiral structure, the length of the stirrer 8 is equal to the height of the water-oil separation net 5 and the outer layer filter vat 6, and the stirrer 8 is made of stainless steel, so that when the wastewater flows, the wastewater can be continuously stirred by the stirrer 8 in the spiral structure, grease carrying impurities can be prevented from adhering to the vat wall, and the blockage of the interior of the pipeline can be avoided;

top crossbearer 9 still the symmetry in outer filter vat 6 both sides is provided with side pole 10, and the horizontal connection has clean ring brush 11 that is used for cleaing away the grease on the pole 10 of inclining, and the cockscomb structure is personally submitted to clean ring brush 11 inboard, clean ring brush 11 is the gomphosis connected state with outer filter vat 6 simultaneously, when the grease material that permeates in the outer filter vat 6 outside condenses gradually and piles up on the wire side, through top crossbearer 9 and the support of side pole 10 and firm connection the clean ring brush 11 in the outer filter vat 6 outside keeps the horizontal connection state, and utilize the laminating of sawtooth structure on the filter vat, thereby carry out careful clearance to the filter vat.

Specifically, as shown in fig. 5, an upper gear 12 and a lower gear 13 are respectively rotatably connected to the upper end and the lower end of the side upright rod 10, a servo motor 14 for driving the lower gear 13 to rotate back and forth is installed outside the lower gear 13, and a transmission chain 15 is further engaged with the upper gear 12 and the lower gear 13, when the cleaning ring brush 11 on the side upright rod 10 works, the servo motor 14 is started to drive the lower gear 13 to rotate, and the transmission chain 15 connected to the gears also drives the upper gear 12 to rotate, so that the cleaning ring brush 11 is stably driven to move;

clean ring brush 11 and side stand pole 10 sliding connection, and clean ring brush 11 and drive chain 15 fixed connection, and clean ring brush 11 passes through drive chain 15 and constitutes horizontal elevation structure with outer filter vat 6, when the grease on clean ring brush 11 will outer filter vat 6 strikes off, drive chain 15's reciprocal rotation can control clean ring brush 11 and carry out the lifting movement repeatedly, thereby can clean swift clear up the grease material, thereby keep device's unobstructed, in order to reduce the jam problem.

The working principle is as follows: when the device is used, according to the figures 1-5, firstly, wastewater is guided into the filter box 1 through the feeding pipe 3, and impurities in the wastewater are filtered by the upper filter screen 4 preliminarily, when the wastewater flows into the filter box 1, the wastewater is kept to flow by the spiral rotation of the stirrer 8, so that the condensation of substances in the water is reduced, the pipeline is prevented from being blocked by the wastewater, then the impurities and the grease in the wastewater permeate out through the water-oil separation net 5, the clean water flows out along the channel in the discharging pipe 2, then the grease partially permeates out of the outer filter barrel 6, the rest impurities flow out along the connecting pipeline between the discharging pipe 2 and the water-oil separation net 5, after the grease in the wastewater is filtered for a long time, the grease in the wastewater is easy to condense out of the outer filter barrel 6, and at the moment, the cleaning ring brush 11 is driven by the transmission chain 15 to do vertical reciprocating motion continuously, therefore, grease is scraped to keep the device running smoothly, and the working principle of the anti-blocking oil field filter device is adopted.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The anti-blocking filter device for oil field exploitation mainly comprises a filter box, a discharge pipe and a feed pipe, wherein the discharge pipe is connected to the bottom of the filter box, the feed pipe is connected to the top end of the filter box, and the filter box is cylindrical;

it is characterized by comprising:

2. The anti-clogging filter device for oil field exploitation according to claim 1, wherein: the upper filter screen and the inlet pipe fixed connection, and upper filter screen and water oil separating net constitute the latticed hollow cylinder structure of fretwork to upper filter screen and water oil separating net are stainless steel.

3. The anti-clogging filter device for oil field exploitation according to claim 1, wherein: the water-oil separation net and the outer layer filter barrel form a nested structure, the water-oil separation net is of a cylindrical structure with a vertical stripe concave-convex texture structure on the surface, and the water-oil separation net and the outer layer filter barrel respectively form a communicating structure with the discharge pipe.

4. The anti-clogging filter device for oil field exploitation according to claim 1, wherein: the agitator is heliciform structure, and the length of agitator and water oil separation net and outer filter vat highly equal to the agitator is stainless steel.

5. The anti-clogging filter device for oil field exploitation according to claim 1, wherein: the top cross frame is provided with the side pole in outer filter vat both sides still symmetry, and horizontally connect has the cleaning ring brush that is used for cleaing away the grease in the pole of side to the inboard cockscomb structure that personally submits of cleaning ring brush, cleaning ring brush and outer filter vat are the gomphosis connected state simultaneously.

6. The anti-clogging filter device for oil field exploitation according to claim 5, wherein: the upper end and the lower end of the side upright rod are respectively connected with an upper gear and a lower gear in a rotating mode, a servo motor used for driving the lower gear to rotate in a reciprocating mode is installed on the outer side of the lower gear, and a transmission chain is further installed on the upper gear and the lower gear in a meshed mode.

7. The anti-clogging filter device for oil field exploitation according to claim 5, wherein: the cleaning ring brush is connected with the side vertical rod in a sliding mode and is fixedly connected with the transmission chain, and the cleaning ring brush and the outer-layer filter barrel form a horizontal lifting structure through the transmission chain.