CN203655255U - Bottom water distributor - Google Patents
Bottom water distributor Download PDFInfo
- Publication number
- CN203655255U CN203655255U CN201320873061.XU CN201320873061U CN203655255U CN 203655255 U CN203655255 U CN 203655255U CN 201320873061 U CN201320873061 U CN 201320873061U CN 203655255 U CN203655255 U CN 203655255U
- Authority
- CN
- China
- Prior art keywords
- main body
- hole
- blanking plug
- joint sleeve
- top connection
- 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 - Lifetime
Links
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title abstract description 14
- 238000002347 injection Methods 0.000 claims abstract description 13
- 239000007924 injection Substances 0.000 claims abstract description 13
- 239000011148 porous material Substances 0.000 claims description 5
- 238000012423 maintenance Methods 0.000 abstract description 4
- 239000007788 liquid Substances 0.000 abstract 1
- 239000000463 material Substances 0.000 description 3
- 238000007789 sealing Methods 0.000 description 3
- 235000020681 well water Nutrition 0.000 description 2
- 239000002349 well water Substances 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000002332 oil field water Substances 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Images
Abstract
The utility model relates to a bottom water distributor which is composed of the components of: an upper joint (1), an upper connecting sleeve (2), a body (3), a lower connecting sleeve (4) and a lower joint (5). An axial central position of the body (1) is provided with a vertically communicated plugging device hole (31). A liquid guiding hole (12) is arranged outside an upper joint center hole (11) axially. The middle part of the body (3) is provided with a radial through hole (32) in the radial direction. The side of the plugging device hole (31) on the body is provided with an axial through hole (33) along the axial direction. A side communicating hole (34) is arranged outside the plugging device hole (31) on the upper end surface of the body (3). The bottom water distributor has functions of: preventing a problem of no enough closing tightness of the bottom valve of the pipe column, ensuring water injection according to a normal design water amount, reducing maintenance workload for a well, saving manpower and physical resource, improving operation efficiency, better settling a problem of bottom valve loss, and ensuring adjustment of a downmost-grade water distributor according to the required water amount.
Description
Technical field
The utility model relates to oil-field flooding well tool, is specifically related to a kind of well water injection string bottom and prevents the injection well downhole flow regulator that valve is missed.
Background technology
At oil field water well water injection string run duration, often, because tubing string bottom valve is not closed completely, produce the problem that leakage cannot be repaired again.And then cause can not be by the water filling of the normal design water yield, cause well maintenance amount to increase, waste a large amount of manpower and materials, also have a strong impact on operating efficiency.
Summary of the invention
The purpose of this utility model is to provide a kind of problem that can generator tube column bottom valve be not closed completely, can guarantee by the water filling of the normal design water yield, can reduce well maintenance amount, save man power and material, can improve the bottom injection well downhole flow regulator of operating efficiency.
Technical solution of the present utility model is: it is by top connection, upper joint sleeve, main body, lower joint sleeve and lower contact form, the lower end of top connection is connected with the upper end of upper joint sleeve by screw thread, the lower end of upper joint sleeve is connected with the upper end of main body by screw thread, the lower end of main body is connected with the upper end of lower joint sleeve by screw thread, the lower end of lower joint sleeve is connected with the upper end of lower contact by screw thread, the axial centre position of main body is provided with the blanking plug hole being communicated with up and down, in upper joint sleeve, being provided with upper end is installed on top connection end opening, lower end is installed on the tubular centralizer body of main body blanking plug hole on suitable for reading, the outside of top connection centre bore is axially arranged with multiple upper ends and is communicated with top connection centre bore, the delivery hole of lower ending opening top connection lower surface outside centralizer body, the middle part of main body is radially provided with the radial direction through hole that is communicated with blanking plug hole and main body outer wall, in main body, a side in blanking plug hole is provided with the axially extending bore that is communicated with main body upper and lower end face vertically, on main body upper surface, the outside in blanking plug hole is provided with upper end open in the upper surface of main body, the side intercommunicating pore that the other end is connected with blanking plug hole, axially extending bore top position.
Technique effect of the present utility model is: use it can generator tube column bottom valve be not closed completely problem, can guarantee by the water filling of the normal design water yield, can reduce well maintenance amount, save man power and material, can improve operating efficiency.It has well solved the problem of bottom valve leakage.Can guarantee that again next stage injection well downhole flow regulator can regulate by the design water yield normally.
accompanying drawing explanation
Fig. 1 is the axial sectional structure chart of the utility model embodiment.
The specific embodiment
As shown in Figure 1, it is by top connection 1, upper joint sleeve 2, main body 3, lower joint sleeve 4 and lower contact 5 form, the lower end of top connection 1 is connected with the upper end of upper joint sleeve 2 by screw thread, the lower end of upper joint sleeve 2 is connected with the upper end of main body 3 by screw thread, the lower end of main body 3 is connected with the upper end of lower joint sleeve 4 by screw thread, the lower end of lower joint sleeve 4 is connected with the upper end of lower contact 5 by screw thread, the axial centre position of main body 3 is provided with the blanking plug hole 31 being communicated with up and down, in upper joint sleeve 2, being provided with upper end is installed on top connection 1 end opening, lower end is installed on the tubular centralizer body 6 of main body blanking plug hole 31 on suitable for reading, the outside of top connection centre bore 11 is axially arranged with multiple upper ends and is communicated with top connection centre bore 11, lower ending opening is in the delivery hole 12 of centralizer body 6 top connection lower surfaces, outside, the middle part of main body 3 is radially provided with the radial direction through hole 32 that is communicated with blanking plug hole 31 and main body 3 outer walls, in main body 3, a side in blanking plug hole 31 is provided with the axially extending bore 33 that is communicated with main body 3 upper and lower end faces vertically, on main body 3 upper surfaces, the outside in blanking plug hole 31 is provided with upper end open in the upper surface of main body 3, the side intercommunicating pore 34 that the other end is connected with axially extending bore 33 blanking plug holes, top position 31.
On the end opening of top connection 1 and main body blanking plug hole 31 are suitable for reading, be respectively equipped with centralizer body mounting groove.
The position of matching with blanking plug lockwheel on the inwall of centralizer body 6 is provided with annular inner groovy 1.The position that main body blanking plug hole 31 is connected with radial direction through hole 32 is provided with the annular inner groovy 2 35 matching with blanking plug.The position that main body blanking plug hole 31 is connected with side intercommunicating pore 34 is provided with the annular inner groovy 3 36 matching with blanking plug.Centralizer body 6 outsides that are positioned at suitable for reading of main body axially extending bore 33.
Be connected with upper joint sleeve 2 by the external screw thread top of position and the upper joint sleeve outer wall of suit mutually suitable for reading of top connection 1 is provided with two seals ring recess and is separately installed with sealing ring.Be connected with upper joint sleeve 2 by the external screw thread below of position and the outer wall that upper joint sleeve 2 end openings are set with mutually of main body 3 is provided with two seals ring recess and is separately installed with sealing ring.Be connected with lower joint sleeve 4 by the external screw thread top of position and lower joint sleeve 4 outer wall of suit mutually suitable for reading of main body 3 is provided with two seals ring recess and is separately installed with sealing ring.
Claims (6)
1. bottom injection well downhole flow regulator, it is by top connection (1), upper joint sleeve (2), main body (3), lower joint sleeve (4) and lower contact (5) form, the lower end of top connection (1) is connected with the upper end of upper joint sleeve (2) by screw thread, the lower end of upper joint sleeve (2) is connected with the upper end of main body (3) by screw thread, the lower end of main body (3) is connected with the upper end of lower joint sleeve (4) by screw thread, the lower end of lower joint sleeve (4) is connected with the upper end of lower contact (5) by screw thread, it is characterized in that: the axial centre position of main body (3) is provided with the blanking plug hole (31) being communicated with up and down, in upper joint sleeve (2), being provided with upper end is installed on top connection (1) end opening, lower end is installed on the tubular centralizer body (6) of main body blanking plug hole (31) on suitable for reading, the outside of top connection centre bore (11) is axially arranged with multiple upper ends and is communicated with top connection centre bore (11), lower ending opening is in the delivery hole (12) of top connection lower surface, centralizer body (6) outside, the middle part of main body (3) is radially provided with the radial direction through hole (32) that is communicated with blanking plug hole (31) and main body (3) outer wall, one side in the upper blanking plug hole (31) of main body (3) is provided with the axially extending bore (33) that is communicated with main body (3) upper and lower end face vertically, on main body (3) upper surface, the outside in blanking plug hole (31) is provided with upper end open in the upper surface of main body (3), the side intercommunicating pore (34) that the other end is connected with blanking plug hole, axially extending bore (33) top position (31).
2. bottom as claimed in claim 1 injection well downhole flow regulator, is characterized in that the end opening of described top connection (1) and main body blanking plug hole (31) are respectively equipped with centralizer body mounting groove on suitable for reading.
3. bottom as claimed in claim 1 injection well downhole flow regulator, is characterized in that the position of matching with blanking plug lockwheel on the inwall of described centralizer body (6) is provided with annular inner groovy one (61).
4. bottom as claimed in claim 1 injection well downhole flow regulator, is characterized in that the position that described main body blanking plug hole (31) is connected with radial direction through hole (32) is provided with the annular inner groovy two (35) matching with blanking plug.
5. bottom as claimed in claim 1 injection well downhole flow regulator, is characterized in that the position that described main body blanking plug hole (31) is connected with side intercommunicating pore (34) is provided with the annular inner groovy three (36) matching with blanking plug.
6. bottom as claimed in claim 1 injection well downhole flow regulator, is characterized in that the suitable for reading of axis of the body through hole (33) is positioned at outside centralizer body (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320873061.XU CN203655255U (en) | 2013-12-28 | 2013-12-28 | Bottom water distributor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320873061.XU CN203655255U (en) | 2013-12-28 | 2013-12-28 | Bottom water distributor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203655255U true CN203655255U (en) | 2014-06-18 |
Family
ID=50921655
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320873061.XU Expired - Lifetime CN203655255U (en) | 2013-12-28 | 2013-12-28 | Bottom water distributor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203655255U (en) |
-
2013
- 2013-12-28 CN CN201320873061.XU patent/CN203655255U/en not_active Expired - Lifetime
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |