CN213297904U - Mechanical water plugging pipe column for horizontal well - Google Patents
Mechanical water plugging pipe column for horizontal well Download PDFInfo
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- CN213297904U CN213297904U CN202022453659.6U CN202022453659U CN213297904U CN 213297904 U CN213297904 U CN 213297904U CN 202022453659 U CN202022453659 U CN 202022453659U CN 213297904 U CN213297904 U CN 213297904U
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- mechanical water
- horizontal well
- plate
- circular plate
- fixedly connected
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Abstract
The utility model provides a mechanical water shutoff tubular column of horizontal well. The mechanical water plugging pipe column of the horizontal well comprises a well body and a flow guide pipe, wherein one end of the flow guide pipe is communicated with an oil pipe through an oil well pump; and one end of the sieve tube is arranged at the other end of the oil tube. The utility model provides a mechanical water shutoff tubular column of horizontal well is through first ring shaped plate, the cooperation setting of expanding spring and first ring shaped plate etc, the elastic action through expanding spring makes this device can independently adjust according to the diameter of the well body, thereby can make things convenient for staff's use, because plugging device comprises a plurality of ring plate devices and sealing washer, can conveniently carry out multiple sealing to it, and then can make the holistic sealing performance of device improve greatly, and, this device's plugging device is detachable with the holistic connected mode of device and is connected, through adopting detachable connection, can make things convenient for staff's different work occasions to use, be convenient for promote it.
Description
Technical Field
The utility model relates to an oil recovery engineering field especially relates to a horizontal well machinery water shutoff tubular column.
Background
The horizontal well technology is an important technology in the petroleum industry; the horizontal well can keep the well hole on a track parallel or nearly parallel to an oil layer, so that the oil drainage area can be greatly increased, and the yield of a single well is improved; meanwhile, the horizontal well technology is widely applied, is suitable for conventional oil reservoirs and unconventional oil reservoirs such as heavy oil, super heavy oil, low-permeability oil reservoirs and the like, and is widely applied at home and abroad.
At present, for the treatment of the horizontal well hanger and the light pipe section effluent of a super heavy oil block, a conventional mechanical water plugging treatment method is generally used, namely a hydraulic packer (such as a Y341 packer) is adopted for plugging, but the hydraulic packer is only suitable for horizontal wells with the same diameter, so that the overall economic cost of the device is increased, and a lot of inconvenience is brought to the use of workers.
Therefore, it is necessary to provide a mechanical water plugging pipe column for a horizontal well to solve the above technical problems.
SUMMERY OF THE UTILITY MODEL
The utility model provides a mechanical water shutoff tubular column of horizontal well has solved the problem that the mechanical water shutoff tubular column of horizontal well among the prior art only was applicable to the horizontal well of same diameter.
In order to solve the technical problem, the mechanical water plugging pipe column for the horizontal well comprises a well body and a flow guide pipe, wherein one end of the flow guide pipe is communicated with an oil pipe through an oil well pump;
the sealing device comprises a circular plate device and a mounting plate, a rubber sleeve is arranged on the circular plate device, an annular groove is formed in the outer wall of the rubber sleeve, a sealing ring is arranged inside the annular groove, a mounting groove is formed in the mounting plate, the circular plate device comprises a first circular plate, a telescopic spring is fixedly connected to the bottom of the first circular plate, a second circular plate is fixedly connected to the other end of the telescopic spring, and a waterproof telescopic protective cover is fixedly connected between the bottoms of the two sides of the first circular plate and the tops of the two sides of the second circular plate;
the number of the centralizers is four, and one sides of the four centralizers are respectively arranged on two sides of the oil pipe and positioned at the top and the bottom of the plugging device;
the two ends of the screw rod are respectively arranged on the two sides of the inner wall of the mounting groove through bearings, and the two sides of the outer surface of the screw rod are in threaded connection with threaded blocks;
the bottom of the L-shaped inserting plate is fixed to the top of the thread block.
The utility model discloses a setting of waterproof flexible safety cover can avoid liquid to get into expanding spring's inside to cause expanding spring to damage to can convenient staff's use.
Preferably, the bottom of the circular plate device is fixedly connected with a movable plate.
The inside of mounting panel is provided with the movable groove that uses with the fly leaf cooperation.
Preferably, the movable plate is provided with a slot inside, wherein the slot is matched with the L-shaped inserting plate for use.
The slot is a rectangular slot.
Preferably, the other end of the screw rod penetrates through the mounting plate and extends to the outside of the mounting plate.
Preferably, one end of the screw rod extending to the outside of the mounting plate is fixedly connected with a handle.
Through the arrangement of the handle, the rotation of the screw rod can be facilitated.
Preferably, the inside sliding connection of handle has the gag lever post.
The outer surface cover of gag lever post is equipped with spacing spring, and one end and one side fixed connection of handle of spacing spring, one side fixed connection of the other end and the T-shaped fixture block of spacing spring through the setting of spacing spring, stability when can improving the gag lever post motion.
Preferably, one end of the limiting rod is fixedly connected with a T-shaped clamping block, and a clamping groove matched with the T-shaped clamping block for use is formed in the mounting plate.
Compared with the prior art, the utility model provides a horizontal well machinery water shutoff tubular column has following beneficial effect:
the utility model provides a horizontal well machinery water shutoff tubular column, through first ring shaped plate, the cooperation setting of expanding spring and first ring shaped plate etc., the spring action through expanding spring makes this device can independently adjust according to the diameter of the well body, thereby can make things convenient for staff's use, because plugging device comprises a plurality of ring plate device and sealing washer, can conveniently carry out multiple sealing to it, and then can make the holistic sealing performance of device improve greatly, and, this device's plugging device is detachable with the holistic connected mode of device and is connected, through adopting detachable connection, can make things convenient for staff's different work occasions to use, be convenient for promote it.
Drawings
Fig. 1 is a schematic structural diagram of a preferred embodiment of a mechanical water shutoff pipe column of a horizontal well provided by the present invention;
FIG. 2 is a schematic view of a portion of the structure shown in FIG. 1;
FIG. 3 is a schematic structural view of the circular ring plate device shown in FIG. 1;
FIG. 4 is a schematic view of the internal structure of the mounting plate shown in FIG. 1;
fig. 5 is an enlarged view of the portion a shown in fig. 4.
Reference numbers in the figures: 1. well body, 2, oil pipe, 3, plugging device, 4, honeycomb duct, 5, centralizer, 6, screen pipe, 7, guide cone, 31, ring plate device, 32, rubber sleeve, 33, annular groove, 34, sealing washer, 35, mounting panel, 311, first ring plate, 312, second ring plate, 313, expanding spring, 314, waterproof flexible safety cover, 351, mounting groove, 352, lead screw, 353, screw block, 354, L shape picture peg, 355, movable plate, 356, slot, 357, handle, 358, gag lever post, 359, T shape fixture block, 360, the draw-in groove.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and embodiments.
Please refer to fig. 1, fig. 2, fig. 3, fig. 4 and fig. 5 in combination, wherein fig. 1 is a schematic structural diagram of a preferred embodiment of a mechanical water shutoff string of a horizontal well according to the present invention; FIG. 2 is a schematic view of a portion of the structure shown in FIG. 1; FIG. 3 is a schematic structural view of the circular ring plate device shown in FIG. 1; FIG. 4 is a schematic view of the internal structure of the mounting plate shown in FIG. 1; fig. 5 is an enlarged view of the portion a shown in fig. 4. A mechanical water plugging pipe column of a horizontal well comprises a well body 1 and a flow guide pipe 4, wherein one end of the flow guide pipe 4 is communicated with an oil pipe 2 through an oil well pump;
a sieve tube 6, one end of the sieve tube 6 is arranged at the other end of the oil tube 2, the other end of the sieve tube 6 is provided with a guide cone 7, the two sides of the draft tube 4 and the oil tube 2 are both fixedly provided with a plugging device 3, the plugging device 3 comprises a circular plate device 31 and a mounting plate 35, the annular plate device 31 is provided with a rubber sleeve 32, the outer wall of the rubber sleeve 32 is provided with an annular groove 33, a sealing ring 34 is arranged inside the annular groove 33, a mounting groove 351 is formed inside the mounting plate 35, the circular plate device 31 comprises a first circular plate 311, a telescopic spring 313 is fixedly connected to the bottom of the first circular plate 311, the other end of the extension spring 313 is fixedly connected with a second circular plate 312, and a waterproof extension protective cover 314 is fixedly connected between the bottom of two sides of the first circular plate 311 and the top of two sides of the second circular plate 312;
the number of the centralizers 5 is four, and one sides of the four centralizers 5 are respectively arranged on two sides of the oil pipe 2 and positioned at the top and the bottom of the plugging device 3;
two ends of the screw rod 352 are respectively arranged at two sides of the inner wall of the mounting groove 341 through bearings, and two sides of the outer surface of the screw rod 352 are both in threaded connection with thread blocks 353;
and the bottom of the L-shaped inserting plate 354 is fixed to the top of the thread block 353.
The utility model discloses an inside of honeycomb duct 4 is provided with the inner tube, the one end of inner tube and the one end intercommunication of oil-well pump, the other end and the 2 intercommunications of oil pipe of inner tube to can be convenient for form and form the production tubular column, and, the mechanical water shutoff tubular column of horizontal well of this device comprises jointly such as oil pipe 2, plugging device 3, honeycomb duct 4, centralizer 5, screen pipe 6 and guide cone 7.
A movable plate 355 is fixedly connected to the bottom of the circular ring plate device 31.
The interior of the mounting plate is provided with a gasket that cooperates with the movable plate 355.
The movable plate 355 is provided therein with a slot 356 for cooperating with the L-shaped insert plate 354.
One side of the L-shaped inserting plate 354 is arc-shaped, and the L-shaped inserting plate 354 can conveniently enter the inserting groove 356 through the arrangement of the arc-shaped L-shaped inserting plate 354.
The other end of the screw 352 penetrates the mounting plate 35 and extends to the outside of the mounting plate 35.
A handle 357 is fixedly connected to one end of the screw 352 extending to the outside of the mounting plate 35.
Handle 357 is anti-skidding handle, through the setting of anti-skidding handle, can make things convenient for the staff to ann tears plugging device 3 open.
A limiting rod 358 is slidably connected to the inside of the handle 357.
The inside of handle 357 is provided with the gliding spout of cooperation gag lever post 358.
One end of the limiting rod 358 is fixedly connected with a T-shaped clamping block 359, and a clamping groove 360 matched with the T-shaped clamping block 359 for use is formed in the mounting plate 35.
Through the cooperation use of T-shaped fixture 359 and draw-in groove 360, can be convenient for inject the position of handle 357, avoid handle 357 to take place the rotation.
The utility model provides a horizontal well machinery water shutoff tubular column's theory of operation as follows:
when the plugging device is used, the movable plate 355 at the bottom of the circular plate device 31 is inserted into the mounting groove 351, meanwhile, the handle 357 is rotated in the forward direction, the screw rod 352 can be indirectly driven to rotate through the rotation of the handle 357, the two screw blocks 353 can be driven to move in opposite directions through the rotation of the screw rod 352, the L-shaped plug plate 354 can enter the slot 356 in the movable plate 355 through the continuous movement of the two screw blocks 353, the plugging device is clamped, and finally, the T-shaped clamping block 359 can enter the slot 360 through the movement of the limiting rod 358 by moving the limiting rod 358, so that the plugging device 3 can be mounted;
after the plugging device is installed, a mechanical water plugging pipe column consisting of the oil pipe 2, the flow guide pipe 4, the sieve pipe 6, the guide cone 7 and the like can be placed inside the well body 1, the plugging device 3 consists of a plurality of circular ring plate devices 31 and sealing rings 34, multiple sealing can be conveniently carried out on the mechanical water plugging pipe column, the sealing effect is good, on the other hand, the circular ring plate devices 31 consist of a first circular ring plate 311, a telescopic spring 313 and the first circular ring plate 311 together, and when the mechanical water plugging device is used, the mechanical water plugging pipe column can be automatically adjusted according to the diameter of the well body 1, so that the mechanical water plugging pipe column can be conveniently used by;
after work is accomplished, need not to use plugging device, when needing to dismantle plugging device 3, the accessible removes gag lever post 358, make T shape fixture block 359 break away from the inside of draw-in groove 360, can remove spacing to handle 357, rethread reverse rotation handle 357, it is rotatory to drive lead screw 352 indirectly through handle 357's rotation, rotatory accessible screw drive effect through lead screw 352, drive two screw blocks 353 and carry out the removal of opposite direction, through screw block 353's removal, can make L shape picture peg 354 break away from the inside slot 356 of fly leaf 355, at this moment, remove ring board device 31 again, can accomplish plugging device 3's dismantlement, and then make the holistic flexibility of device improve greatly.
Compared with the prior art, the utility model provides a horizontal well machinery water shutoff tubular column has following beneficial effect:
the utility model provides a horizontal well machinery water shutoff tubular column, through first ring shaped plate 311, the cooperation setting of expanding spring 313 and first ring shaped plate 311 etc, the spring action through expanding spring 313 makes this device can independently adjust according to the diameter of well body 1, thereby can make things convenient for staff's use, because plugging device 3 comprises a plurality of ring shaped plate devices 31 and sealing washer 34, can conveniently carry out multiple sealing to it, and then can make the holistic sealing performance of device improve greatly, and, plugging device 3 and the holistic connected mode of device of this device are detachable connection, through adopting detachable connection, can make things convenient for staff's different work occasion to use, be convenient for promote it.
The above only is the embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structures or equivalent processes of the present invention are used in the specification and the attached drawings, or directly or indirectly applied to other related technical fields, and the same principle is included in the protection scope of the present invention.
Claims (7)
1. A mechanical water plugging pipe column of a horizontal well is characterized by comprising a well body and a flow guide pipe, wherein one end of the flow guide pipe is communicated with an oil pipe through an oil well pump;
the sealing device comprises a circular plate device and a mounting plate, a rubber sleeve is arranged on the circular plate device, an annular groove is formed in the outer wall of the rubber sleeve, a sealing ring is arranged inside the annular groove, a mounting groove is formed in the mounting plate, the circular plate device comprises a first circular plate, a telescopic spring is fixedly connected to the bottom of the first circular plate, a second circular plate is fixedly connected to the other end of the telescopic spring, and a waterproof telescopic protective cover is fixedly connected between the bottoms of the two sides of the first circular plate and the tops of the two sides of the second circular plate;
the number of the centralizers is four, and one sides of the four centralizers are respectively arranged on two sides of the oil pipe and positioned at the top and the bottom of the plugging device;
the two ends of the screw rod are respectively arranged on the two sides of the inner wall of the mounting groove through bearings, and the two sides of the outer surface of the screw rod are in threaded connection with threaded blocks;
the bottom of the L-shaped inserting plate is fixed to the top of the thread block.
2. The mechanical water shutoff string for the horizontal well according to claim 1, wherein a movable plate is fixedly connected to the bottom of the circular plate device.
3. The mechanical water plugging pipe column for the horizontal well according to claim 2, wherein the movable plate is internally provided with a slot matched with the L-shaped inserting plate.
4. The mechanical water shutoff string for the horizontal well according to claim 1, wherein the other end of the screw rod penetrates through the mounting plate and extends to the outside of the mounting plate.
5. The mechanical water plugging pipe column for the horizontal well according to claim 1, wherein one end of the screw rod extending to the outside of the mounting plate is fixedly connected with a handle.
6. The mechanical water shutoff pipe column for the horizontal well as claimed in claim 5, wherein a limiting rod is slidably connected to the inside of the handle.
7. The mechanical water shutoff pipe column for the horizontal well as the mechanical water shutoff pipe column of the claim 6 is characterized in that one end of the limiting rod is fixedly connected with a T-shaped clamping block, and a clamping groove matched with the T-shaped clamping block for use is formed in the mounting plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022453659.6U CN213297904U (en) | 2020-10-29 | 2020-10-29 | Mechanical water plugging pipe column for horizontal well |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022453659.6U CN213297904U (en) | 2020-10-29 | 2020-10-29 | Mechanical water plugging pipe column for horizontal well |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213297904U true CN213297904U (en) | 2021-05-28 |
Family
ID=76014545
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022453659.6U Expired - Fee Related CN213297904U (en) | 2020-10-29 | 2020-10-29 | Mechanical water plugging pipe column for horizontal well |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213297904U (en) |
-
2020
- 2020-10-29 CN CN202022453659.6U patent/CN213297904U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210528 Termination date: 20211029 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |