CN216320268U - Filter for oil extraction and gathering - Google Patents

Abstract

The utility model provides a filter for oil extraction gathering and transportation, which comprises a filter mechanism respectively connected with a well pipe water inlet pipe and a well pipe water outlet pipe in series through two groups of symmetrical connecting components, wherein each connecting component comprises a connecting pipe and a connecting flange; according to the utility model, when the threaded sleeve rotates, the extension length of the connecting flange can be changed through the threaded connection effect with the external thread boss, so that the span of two mounting points is changed, the positions of the well pipe water inlet pipe and the well pipe water outlet pipe do not need to be adjusted, and the installation is convenient.

Description

Filter for oil extraction and gathering

Technical Field

The utility model relates to the technical field of oil extraction filters, in particular to a filter for oil extraction gathering and transportation.

Background

In order to make the oil field continuously produce with high and stable yield and improve the final recovery ratio of the oil field, a method of injecting water into an oil layer is needed to maintain the formation pressure so as to improve the recovery ratio of the oil field. The quality of oilfield flooding water has certain standards, and in order to reach the standards, the flooding water needs to be filtered.

Through retrieval, the chinese patent with publication number CN210264662U discloses a gathering and transporting filter for oil extraction in oil field, which comprises a first shell, wherein an installation groove is formed above the first shell, an upper pipe is arranged at the left end of the first shell, a flexible hose is connected with the upper pipe inside the first shell, and an external thread block is sleeved at one end of the flexible hose, which is far away from the upper pipe; the left end in the shell is provided with the telescopic hose, one end of the telescopic hose is sleeved with an external thread block, the external thread block is sleeved with an internal thread block meshed with the external thread block, sealing rubber pads are arranged at the positions, close to the filter, of the external thread block and the extension pipe, and sealing grooves are arranged at the positions, corresponding to the sealing rubber pads, of the two ends of the filter.

The above patents suffer from the following disadvantages: because the filter need directly establish ties into the well casing, its inlet tube and the outlet pipe with the well casing all need be connected, have two along the axial tie point of pipeline, and its axial two tie points of above-mentioned patent are fixed, can't be according to the span of actual adjustment tie point to when actual installation, need can guarantee reliably to connect to well casing adjustment side, the convenience is relatively poor.

Therefore, a filter for oil extraction and gathering is provided.

SUMMERY OF THE UTILITY MODEL

In view of the above, it is desirable to provide a filter for oil recovery and oil transportation, which solves or alleviates the technical problems in the prior art, and at least provides a useful choice.

The technical scheme of the embodiment of the utility model is realized as follows: the utility model provides a filter of defeated usefulness of oil recovery collection, includes the coupling assembling through two sets of symmetries respectively series connection in the filtering mechanism of well casing inlet tube, well casing outlet pipe department, coupling assembling is including takeover and flange, takeover and filtering mechanism intercommunication, the outer wall fixed mounting of takeover has the external screw thread boss, and the outer wall of external screw thread boss has threaded sleeve through threaded connection, and the winding of threaded connection department has the raw rubber area, flange fixed mounting on threaded sleeve's outer wall, just the waist type mounting hole that is used for with the interface flange connection of well casing inlet tube, well casing outlet pipe is offered to flange's inner wall.

In some embodiments, a first sealing gasket is bonded on the outer wall of the connecting flange, and symmetrical rotating handles are fixedly installed on the outer wall of the threaded sleeve.

In some embodiments, the filtering mechanism comprises a rectangular tube and two sets of filtering members, two symmetrical edges of the rectangular tube are respectively and fixedly connected with two connecting tubes, two sets of the filtering members are positioned on the other two symmetrical edges of the rectangular tube, and the filtering members are limited and fixed with the rectangular tube through limiting members.

In some embodiments, two flowmeters, two one-way valves and two on-off valves are respectively installed on two symmetrical sides of the rectangular tube.

In some embodiments, the filter member includes a cover plate and a filter plate fixedly connected to each other, a rectangular frame is fixedly mounted on an outer wall of the rectangular tube, and the filter plate is attached to the rectangular tube and an inner side wall of the rectangular frame.

In some embodiments, a second sealing gasket is arranged on the outer wall of the cover plate on the side opposite to the rectangular frame.

In some embodiments, the side of the filter plate is bonded with at least one side sealing ring, the side sealing ring comprises two integrally formed ribs and a supporting strip, the two ribs are arranged in two waists of an isosceles triangle, and the supporting strip is arranged in a height of the bottom side of the isosceles triangle.

In some embodiments, the limiting member includes a screw rod and an "H" shaped bracket, the screw rod is connected to the inner wall of the "H" shaped bracket through a thread, the outer wall of the bottom of the screw rod abuts against the outer wall of the top of the cover plate, the outer walls of the two sides of the "H" shaped bracket are both movably connected with a supporting plate through a pin shaft, and the supporting plate is fixedly installed on the outer wall of the rectangular tube.

Due to the adoption of the technical scheme, the embodiment of the utility model has the following advantages:

1. the utility model provides a filter of defeated usefulness of oil recovery collection, a filtering mechanism for it is connected in series respectively in the well casing inlet tube to be used for filterable filtering mechanism, the well casing outlet pipe, when threaded sleeve rotates, it can change flange's extension length through the threaded connection effect with the external screw thread boss, thereby change the span of two mounting points, thereby need not adjust the position of well casing inlet tube and well casing outlet pipe, it is comparatively convenient to install, and the setting of waist type mounting hole can guarantee to adjust the back, flange still can with the well casing inlet tube, the interface flange connection reliable connection of well casing outlet pipe.

2. The utility model provides a defeated filter of usefulness of oil recovery collection, through setting up the rectangular tube, divide into two series connection runners with whole water route, it can filter the water of flowing through to arrange a set of filtration piece at every runner, and two switching valves can open and close of two runners of independent control, the flowmeter can monitor the flow of two runners, the check valve prevents to flow back, use after a period, two flowmeters of accessible monitor the flow of two runners, when the flow monitoring value of flowmeter is less than the certain degree, explain the jam condition appears in the filtration piece of this runner, the switching valve of this runner can be closed this moment, the separation rivers, maintain the maintenance to filtering piece, thereby the maintenance under the operating condition has been realized, it is more convenient.

3. The utility model provides a filter of defeated usefulness of oil recovery collection, the setting of a plurality of side sealing washer can guarantee the sealed of filter plate and rectangular pipe, rectangular frame's binding face department to prevent that water from passing from its gap, improved the filter effect, and set up the side sealing washer into rib and support bar, the flexible shrinkage of whole side sealing washer can be guaranteed to the rib, and the support bar can be guaranteed to have certain elastic pressure, thereby promotes sealed effect.

4. The utility model provides a filter of defeated usefulness of oil recovery collection, the accessible is twisted and is moved the screw rod, makes its tip extrusion apron to realize that whole filtration piece is fixed, when needing to dismantle the maintenance, can become flexible the screw rod a little, extract two round pin axles, can maintain filtering piece, it is comparatively convenient, and under the mounted state, its extrusion pressure to the apron is controlled to the rotation degree of accessible screw rod, thereby can effectually prevent that pressure from too big causing sealed department to damage, has improved the security.

The foregoing summary is provided for the purpose of description only and is not intended to be limiting in any way. In addition to the illustrative aspects, embodiments, and features described above, further aspects, embodiments, and features of the present invention will be readily apparent by reference to the drawings and following detailed description.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the embodiments or technical descriptions will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present application, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is an overall block diagram of the present invention;

FIG. 2 is a view of the coupling assembly of the present invention;

FIG. 3 is a block diagram of the filter mechanism of the present invention;

FIG. 4 is a cross-sectional view of the filter of the present invention;

FIG. 5 is a diagram of a position limiting member according to the present invention;

FIG. 6 is a side seal ring installation configuration of the present invention;

fig. 7 is a side seal structure of the present invention.

Reference numerals:

100-well pipe water inlet pipe, 200-filtering mechanism, 300-well pipe water outlet pipe, 400-connecting assembly, 1-connecting pipe, 2-external thread boss, 3-thread sleeve, 4-sealing gasket I, 5-connecting flange, 6-waist-shaped mounting hole, 7-rotating handle, 8-rectangular pipe, 9-filtering piece, 10-limiting piece, 11-switch valve, 12-flowmeter, 13-one-way valve, 14-rectangular frame, 15-sealing gasket II, 16-cover plate, 17-filter plate, 18-screw, 19- 'H' -shaped bracket, 20-pin shaft, 21-supporting plate, 22-side sealing ring, 23-rib and 24-supporting plate.

Detailed Description

In the following, only certain exemplary embodiments are briefly described. As those skilled in the art will recognize, the described embodiments may be modified in various different ways, all without departing from the spirit or scope of the present invention. Accordingly, the drawings and description are to be regarded as illustrative in nature, and not as restrictive.

In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the utility model and to simplify the 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 utility model.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; the connection can be mechanical connection, electrical connection or communication; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly above and obliquely above the second feature, or simply meaning that the first feature is at a lesser level than the second feature.

Embodiments of the present invention will be described in detail below with reference to the accompanying drawings.

Example 1:

as shown in fig. 1-7, a filter for oil extraction gathering and transportation includes a filtering mechanism 200 connected in series to a well pipe water inlet pipe 100 and a well pipe water outlet pipe 300 respectively through two symmetrical sets of connection assemblies 400, where each connection assembly 400 includes a connection pipe 1 and a connection flange 5, the connection pipe 1 is communicated with the filtering mechanism 200, an external thread boss 2 is welded to the outer wall of the connection pipe 1, the outer wall of the external thread boss 2 is connected with a threaded sleeve 3 through a thread, the thread connection part is wound with a raw rubber belt, the connection flange 5 is welded to the outer wall of the threaded sleeve 3, and a waist-shaped mounting hole 6 for connecting with the interface flanges of the well pipe water inlet pipe 100 and the well pipe water outlet pipe 300 is formed in the inner wall of the connection flange 5; when the device is used, the filtering mechanism 200 for filtering is respectively connected with the well pipe water inlet pipe 100 and the well pipe water outlet pipe 300 in series through two groups of connecting components 400, when the threaded sleeve 3 rotates, the extending length of the connecting flange 5 can be changed through the threaded connection effect with the external thread boss 2, so that the span of two mounting points is changed, the positions of the well pipe water inlet pipe 100 and the well pipe water outlet pipe 300 do not need to be adjusted, the installation is convenient, and the waist-shaped mounting hole 6 can ensure that the connecting flange 5 can still be reliably connected with the interface flanges of the well pipe water inlet pipe 100 and the well pipe water outlet pipe 300 after the adjustment; and for the junction is sealed, the sealed pad 4 that has adhered to the outer wall of flange 5, for convenient rotatory screw sleeve 3, the outer wall welding of screw sleeve 3 has symmetrical commentaries on classics handle 7.

In this embodiment, the filtering mechanism 200 includes a rectangular tube 8 and two sets of filtering pieces 9, two symmetrical edges of the rectangular tube 8 are respectively welded and fixed with the two connection tubes 1, the two sets of filtering pieces 9 are located on the other two symmetrical edges of the rectangular tube 8, the filtering pieces 9 are limited and fixed with the rectangular tube 8 through limiting pieces 10, and two flowmeters 12, two one-way valves 13 and two switch valves 11 are respectively installed on two symmetrical sides of the rectangular tube 8; this device is when using, through setting up rectangular pipe 8, divide into two series connection runners with whole water route, it can filter the water of flow through to arrange a set of filtration piece 9 at every runner, and two ooff valves 11 can open and close of two runners of independent control, flowmeter 12 can monitor the flow of two runners, check valve 13 prevents the backward flow, use after a period, two flowmeters 12 of accessible monitor the flow of two runners, when the flow monitoring value of flowmeter 12 is less than certain degree, explain the jam condition appears in filtration piece 9 of this runner, can close ooff valve 11 of this runner this moment, the separation rivers, maintain the maintenance to filtering piece 9, thereby realized the maintenance under the operating condition, it is more convenient.

In this embodiment, the filter element 9 includes a cover plate 16 and a filter plate 17 welded and fixed to each other, the rectangular frame 14 is welded to the outer wall of the rectangular tube 8, the filter plate 17 is attached to the inner side walls of the rectangular tube 8 and the rectangular frame 14, and a second sealing gasket 15 is disposed on the outer wall of the cover plate 16 on the opposite side of the rectangular frame 14; the filter plate 17 provides barrier filtration of the water as it flows through the rectangular tube 8.

In this embodiment, at least one side sealing ring 22 is bonded to a side of the filter plate 17, the side sealing ring 22 includes two ribs 23 and a supporting strip 24 which are integrally formed, the two ribs 23 are arranged in two isosceles triangles, and the supporting strip 24 is arranged in a height of a bottom side of the isosceles triangle; the setting of a plurality of side sealing washer 22 can guarantee the sealed of filter plate 17 and rectangular pipe 8, rectangular frame 14's binding face department to prevent that water from passing in its gap, improved the filter effect, and set up side sealing washer 22 into rib 23 and support bar 24, the flexible shrinkage of whole side sealing washer 22 can be guaranteed to rib 23, and support bar 24 can guarantee to have certain elastic pressure, thereby promotes sealed effect.

In this embodiment: the filtering mechanism 200 for filtering is respectively connected in series with the well pipe water inlet pipe 100 and the well pipe water outlet pipe 300 through two groups of connecting components 400, when the threaded sleeve 3 rotates, the extending length of the connecting flange 5 can be changed through the threaded connection with the external thread boss 2, thereby changing the span of two mounting points, thereby the positions of the well pipe water inlet pipe 100 and the well pipe water outlet pipe 300 are not needed to be adjusted, when in use, the whole water path is divided into two series flow channels by arranging the rectangular pipe 8, the filter plate 17 in one group of filter elements 9 arranged in each flow channel can filter the flowing water, and the two switch valves 11 can independently control the opening and closing of the two flow channels, the flow meter 12 can monitor the flow of the two flow channels, the check valve 13 can prevent backflow, after being used for a period of time, the flow of the two flow channels can be monitored through the two flow meters 12, when the flow monitoring value of the flow meter 12 is smaller than a certain degree, the explanation shows that the jam condition appears in the filtration piece 9 of this runner, can close this runner's ooff valve 11 this moment, the separation rivers, maintain the maintenance to filtering piece 9, a plurality of side sealing washer 22's setting, can guarantee filter plate 17 and rectangular pipe 8, the sealing of the binding face department of rectangular frame 14, thereby prevent that water from passing in its gap, the filter effect has been improved, and set up side sealing washer 22 into rib 23 and support bar 24, the flexible shrinkage of whole side sealing washer 22 can be guaranteed to rib 23, support bar 24 can guarantee to have certain elastic pressure.

Example 2:

the present embodiment is an improvement on the basis of embodiment 1, and as shown in fig. 1 to 7, the limiting member 10 includes a screw 18 and an "H" shaped bracket 19, the screw 18 is connected to an inner wall of the "H" shaped bracket 19 through a thread, a bottom outer wall of the screw 18 abuts against a top outer wall of the cover plate 16, outer walls of two sides of the "H" shaped bracket 19 are both movably connected to a support plate 21 through a pin 20, and the support plate 21 is welded to an outer wall of the rectangular tube 8.

In this embodiment: screw rod 18 is twisted to the accessible, makes its tip extrude apron 16 to realize that whole filtration piece 9 is fixed, when needing to dismantle the maintenance, can become flexible screw rod 18 a little, extract two round pin axles 20, can maintain filtration piece 9, it is comparatively convenient, and under the installation status, its extrusion pressure to apron 16 is controlled to accessible screw rod 18's rotation degree, thereby can effectually prevent that pressure from excessively causing sealed department to damage, has improved the security.

The above description is only for the specific embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily conceive various changes or substitutions within the technical scope of the present invention, and these should be covered by the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the appended claims.

Claims (8)

1. The utility model provides a filter of defeated usefulness of oil recovery collection, includes filter mechanism (200) of series connection respectively in well casing inlet tube (100), well casing outlet pipe (300) department through two sets of symmetrical coupling assembling (400), its characterized in that: coupling assembling (400) are including taking over (1) and flange (5), take over (1) and filter mechanism (200) intercommunication, the outer wall fixed mounting of taking over (1) has external screw thread boss (2), and the outer wall of external screw thread boss (2) has threaded sleeve (3) through threaded connection, and threaded connection department winding has raw sticky tape, flange (5) fixed mounting on the outer wall of threaded sleeve (3), just waist type mounting hole (6) that are used for with the interface flange connection of well casing inlet tube (100), well casing outlet pipe (300) are offered to the inner wall of flange (5).

2. A filter for oil recovery gathering according to claim 1 wherein: the outer wall of the connecting flange (5) is bonded with a first sealing gasket (4), and the outer wall of the threaded sleeve (3) is fixedly provided with symmetrical rotating handles (7).

3. A filter for oil recovery gathering according to claim 1 wherein: filtering mechanism (200) include rectangular pipe (8) and two sets of filter piece (9), two symmetrical limits of rectangular pipe (8) are respectively with two takeover (1) fixed connection, and are two sets of filter piece (9) are located two other symmetrical edges of rectangular pipe (8), it is spacing fixed with rectangular pipe (8) through locating part (10) to filter piece (9).

4. A filter for oil recovery gathering according to claim 3 wherein: two flowmeters (12), two one-way valves (13) and two switch valves (11) are respectively installed on two symmetrical sides of the rectangular pipe (8).

5. A filter for oil recovery gathering according to claim 3 wherein: filter piece (9) including mutual fixed connection's apron (16) and filter plate (17), the outer wall fixed mounting of rectangular pipe (8) has rectangular frame (14), filter plate (17) all laminates with the inside wall of rectangular pipe (8), rectangular frame (14).

6. A filter for oil recovery gathering according to claim 5 wherein: and a second sealing gasket (15) is arranged on the outer wall of the cover plate (16) on the opposite side of the rectangular frame (14).

7. A filter for oil recovery gathering according to claim 5 wherein: the side of filter plate (17) bonds at least and has a side sealing washer (22), side sealing washer (22) include two ribs (23) and a support bar (24) of integrated into one piece, two rib (23) are two waists of isosceles triangle and arrange, support bar (24) are the high arrangement on isosceles triangle base.

8. A filter for oil recovery gathering according to claim 3 wherein: the limiting piece (10) comprises a screw rod (18) and an H-shaped support (19), the screw rod (18) is connected to the inner wall of the H-shaped support (19) through threads, the outer wall of the bottom of the screw rod (18) abuts against the outer wall of the top of the cover plate (16), the outer walls of two sides of the H-shaped support (19) are respectively movably connected with a supporting plate (21) through a pin shaft (20), and the supporting plates (21) are fixedly installed on the outer wall of the rectangular pipe (8).

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