CN208885201U - Water injection well downhole water injection string device - Google Patents
Water injection well downhole water injection string device Download PDFInfo
- Publication number
- CN208885201U CN208885201U CN201821379571.0U CN201821379571U CN208885201U CN 208885201 U CN208885201 U CN 208885201U CN 201821379571 U CN201821379571 U CN 201821379571U CN 208885201 U CN208885201 U CN 208885201U
- Authority
- CN
- China
- Prior art keywords
- buckle
- water pipe
- positive stop
- stop strip
- backing plate
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
Water injection well downhole water injection string device, including water pipe, gasket ring, sealing ring, positive stop strip, buckle, positioning plate, screw rod, nut, the gasket ring has backing plate, water pipe lower surface connection backing plate, water pipe is in backing plate setting symmetrical above and below, water pipe medial surface connects gasket ring, there is seal groove on the inside of water pipe, sealing ring and seal groove are adapted, sealing ring connects seal groove, sealing ring has gasket ring slot, gasket ring and gasket ring slot are adapted, gasket ring connection gasket annular groove, backing plate has positive stop strip hole, positive stop strip and positive stop strip hole are adapted, positive stop strip is inserted into positive stop strip hole, four positive stop strips are uniformly distributed around gasket ring axis, buckle has limit bar groove, positive stop strip and limit bar groove are adapted, positive stop strip connection limit bar groove, buckle has backing plate slot, it is adapted on the outside of backing plate with backing plate slot, backing plate connection gasket board slot, buckle has water pipe ditch, water It is adapted on the outside of pipe with water pipe ditch, water pipe ditch is connected on the outside of water pipe, buckle has inserting column.
Description
Technical field
The utility model relates to water injection well field more particularly to a kind of water injection well downhole water injection string devices.
Background technique
In oilfield development process, oil reservoir is injected water by special water injection well, keeps or restores formation pressure, make oil
Stronger driving force is kept, to improve the exploitation rate and recovery ratio of oil reservoir, however the water injection string of existing water injection well combines
It is unreasonable, it is easy to cause oil pipe disconnected de- in operation process.
Utility model content
The utility model In view of the above shortcomings of the prior art, provides a kind of water injection well underground water-injection being connected firmly
Tubular column unit.
The purpose of this utility model is to be achieved through the following technical solutions:
A kind of water injection well downhole water injection string device, including water pipe, gasket ring, sealing ring, positive stop strip, buckle, positioning plate, spiral shell
Bar, nut, the gasket ring have backing plate, and water pipe lower surface connection backing plate, water pipe is in backing plate setting symmetrical above and below, water pipe medial surface
Gasket ring is connected, there is seal groove on the inside of water pipe, sealing ring and seal groove are adapted, and sealing ring connects seal groove, sealing
Circle has gasket ring slot, and gasket ring and gasket ring slot are adapted, and gasket ring connection gasket annular groove, backing plate has positive stop strip hole, positive stop strip and limit
Hole is adapted, and positive stop strip is inserted into positive stop strip hole, and four positive stop strips are uniformly distributed around gasket ring axis, and buckle has limit bar groove,
Positive stop strip and limit bar groove are adapted, and positive stop strip connection limit bar groove, buckle has backing plate slot, mutually fits on the outside of backing plate with backing plate slot
It answers, backing plate connection gasket board slot, buckle has water pipe ditch, is adapted on the outside of water pipe with water pipe ditch, water pipe ditch, button are connected on the outside of water pipe
Plate has inserting column, and water pipe side has inserting column slot, and inserting column and inserting column slot are adapted, and inserting column is inserted into inserting column slot, and buckle is on a water pipe left side
Right two sides are symmetrical arranged, and symmetrically arranged buckle is connected.
The buckle includes left buckle, right buckle, and left buckle has left buckle side plate, and right buckle has right buckle side plate,
Left buckle side plate connects right buckle side plate, and positioning plate has positioning plate inside groove, and left buckle side plate insertion positioning plate inside groove left side is right
Buckle side plate is inserted on the right side of positioning plate inside groove, and left buckle side plate has left hole, and right side buckle side plate has right hole, left hole and right hole
Corresponding, screw rod sequentially passes through left hole, right hole attaching nut.
The utility model has the advantages that
Gasket ring is connected on the inside of water pipe, water pipe lower surface connection backing plate makes the opposite position of two water pipe levels up and down by gasket ring
It sets and is limited, sealing ring connects seal groove, and gasket ring connection gasket annular groove is made setting up and down by sealing ring setting up and down
The junction sealing effect of water pipe and gasket ring is more preferable, avoids leak, and positive stop strip passes through positive stop strip hole, by positive stop strip make gasket ring with
Water pipe connects even closer, backing plate connection gasket board slot, and inserting column is inserted into inserting column slot, makes the opposite of water pipe vertical direction setting up and down
Position is fixed, and by the connection of buckle and water pipe, keeps the connection of water pipe and gasket ring setting up and down stronger, left buckle side plate
It is inserted on the left of positioning plate inside groove, on the right side of right buckle side plate insertion positioning plate inside groove, keeps symmetrical buckle tight by positioning plate
Close connection, screw rod sequentially passes through left hole, right hole attaching nut, symmetrically arranged buckle is made to be connected firmly, and then keeps buckle opposite
Water pipe is fixed, and so that whole device is connected firmly solid.
Detailed description of the invention
Fig. 1 is water injection well downhole water injection string apparatus structure schematic diagram described in the utility model.
Fig. 2 is water injection well downhole water injection string device top view described in the utility model.
Fig. 3 is gasket ring described in the utility model, buckle structure schematic diagram.
Specific embodiment
The utility model is described in further detail below according to drawings and examples:
A kind of water injection well downhole water injection string device, including water pipe 01, gasket ring 02, sealing ring 04, positive stop strip 09, buckle
12, positioning plate 15, screw rod 17, nut 20, the gasket ring 02 have backing plate 03,01 lower surface connection backing plate 03 of water pipe, water pipe 01
In the setting symmetrical above and below of backing plate 03,01 medial surface of water pipe connects gasket ring 02, has seal groove 06, sealing ring 04 on the inside of water pipe 01
It is adapted with seal groove 06, sealing ring 04 connects seal groove 06, and sealing ring 04 has gasket ring slot 05, gasket ring 02 and gasket ring slot
05 is adapted, 02 connection gasket annular groove 05 of gasket ring, and backing plate 03 has positive stop strip hole 08, and positive stop strip 09 and positive stop strip hole 08 are adapted,
Positive stop strip 09 is inserted into positive stop strip hole 08, and four positive stop strips 09 are uniformly distributed around 02 axis of gasket ring, and buckle 12 has limit bar groove 10,
Positive stop strip 09 and limit bar groove 10 are adapted, and the connection limit bar groove 10 of positive stop strip 09, buckle 12 has backing plate slot 11, outside backing plate 03
Side and backing plate slot 11 are adapted, 03 connection gasket board slot 11 of backing plate, and buckle 12 has water pipe ditch 13,01 outside of water pipe and water pipe ditch 13
It is adapted, water pipe ditch 13 is connected on the outside of water pipe 01, buckle 12 has inserting column 21, and 01 side of water pipe has inserting column slot 22, inserting column 21
It is adapted with inserting column slot 22, inserting column 21 is inserted into inserting column slot 22, and buckle 12 is symmetrical arranged at left and right sides of water pipe 01, symmetrically arranged
Buckle 12 is connected.
The buckle 12 includes left buckle 12, right buckle 12, and left buckle 12 has left buckle side plate 14, and right buckle 12 has
Right buckle side plate 14, left buckle side plate 14 connect right buckle side plate 14, and positioning plate 15 has positioning plate inside groove 16, left buckle side plate
14 insertion positioning plate inside groove, 16 left side, right buckle side plate 14 are inserted into 16 right side of positioning plate inside groove, and left buckle side plate 14 has left hole
18, right side buckle side plate 14 has right hole 19, and left hole 18 is corresponding with right hole 19, and screw rod 17 sequentially passes through left hole 18, right hole 19
Attaching nut 20.
Gasket ring 02 is connected on the inside of water pipe 01,01 lower surface connection backing plate 03 of water pipe makes two water pipes up and down by gasket ring 02
01 horizontal relative position is limited, and sealing ring 04 connects seal groove 06,02 connection gasket annular groove 05 of gasket ring, by setting up and down
Sealing ring 04 keep water pipe 01 and the junction sealing effect of gasket ring 02 setting up and down more preferable, avoid leak, positive stop strip 09 is worn
Positive stop strip hole 08 is crossed, so that gasket ring 02 is connect even closer, 03 connection gasket board slot 11 of backing plate, inserting column with water pipe 01 by positive stop strip 09
21 insertion inserting column slots 22, fix the relative position of 01 vertical direction of water pipe setting up and down, pass through buckle 12 and water pipe 01
Connection, keeps water pipe 01 and the connection of gasket ring 02 setting up and down stronger, and it is left that left buckle side plate 14 is inserted into positioning plate inside groove 16
Side, right buckle side plate 14 are inserted into 16 right side of positioning plate inside groove, make the symmetrical closely connection of buckle 12, spiral shell by positioning plate 15
Bar 17 sequentially passes through left hole 18,19 attaching nut 20 of right hole, so that symmetrically arranged buckle 12 is connected firmly, and then make 12 phase of buckle
It is fixed to water pipe 01, so that whole device is connected firmly solid.
Claims (2)
1. a kind of water injection well downhole water injection string device, it is characterized in that: including water pipe, gasket ring, sealing ring, positive stop strip, buckle, determining
Position plate, screw rod, nut, the gasket ring have backing plate, and water pipe lower surface connection backing plate, water pipe is in backing plate setting symmetrical above and below, water
Pipe medial surface connects gasket ring, has seal groove on the inside of water pipe, and sealing ring and seal groove are adapted, and sealing ring connects sealing ring
Slot, sealing ring have gasket ring slot, and gasket ring and gasket ring slot are adapted, and gasket ring connection gasket annular groove, backing plate has positive stop strip hole, positive stop strip
It is adapted with positive stop strip hole, positive stop strip is inserted into positive stop strip hole, and four positive stop strips are uniformly distributed around gasket ring axis, and buckle has limit
Bar groove, positive stop strip are adapted with bar groove is limited, and positive stop strip connection limit bar groove, buckle is with backing plate slot, backing plate outside and backing plate
Slot is adapted, backing plate connection gasket board slot, and buckle has water pipe ditch, is adapted on the outside of water pipe with water pipe ditch, water is connected on the outside of water pipe
Tube seat, buckle have inserting column, and water pipe side has inserting column slot, and inserting column and inserting column slot are adapted, and inserting column is inserted into inserting column slot, and buckle exists
It is symmetrical arranged at left and right sides of water pipe, symmetrically arranged buckle is connected.
2. water injection well downhole water injection string device according to claim 1, it is characterized in that: the buckle include left buckle,
Right buckle, left buckle have left buckle side plate, and right buckle has right buckle side plate, and left buckle side plate connects right buckle side plate, fixed
Position plate has positioning plate inside groove, left buckle side plate insertion positioning plate inside groove left side, and right buckle side plate is inserted on the right side of positioning plate inside groove,
Left buckle side plate has left hole, and right side buckle side plate has right hole, and left hole is corresponding with right hole, and screw rod sequentially passes through left hole, the right side
Hole attaching nut.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201821379571.0U CN208885201U (en) | 2018-08-27 | 2018-08-27 | Water injection well downhole water injection string device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201821379571.0U CN208885201U (en) | 2018-08-27 | 2018-08-27 | Water injection well downhole water injection string device |
Publications (1)
Publication Number | Publication Date |
---|---|
CN208885201U true CN208885201U (en) | 2019-05-21 |
Family
ID=66510017
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201821379571.0U Expired - Fee Related CN208885201U (en) | 2018-08-27 | 2018-08-27 | Water injection well downhole water injection string device |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN208885201U (en) |
-
2018
- 2018-08-27 CN CN201821379571.0U patent/CN208885201U/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: 20190521 Termination date: 20190827 |
|
CF01 | Termination of patent right due to non-payment of annual fee |