CN2534366Y - Pressure conducting desander - Google Patents
Pressure conducting desander Download PDFInfo
- Publication number
- CN2534366Y CN2534366Y CN 02210528 CN02210528U CN2534366Y CN 2534366 Y CN2534366 Y CN 2534366Y CN 02210528 CN02210528 CN 02210528 CN 02210528 U CN02210528 U CN 02210528U CN 2534366 Y CN2534366 Y CN 2534366Y
- Authority
- CN
- China
- Prior art keywords
- cap
- jump ring
- sliding sleeve
- seating nipple
- pipe
- 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
Abstract
A pressure conducting desander consists of a top joint 1, an outer cylinder 2, a pipe clamp 3, a working cylinder 4, a sand preventive cap 5, a valve ball 6, a valve base 7, an inner pipe 8, a sliding sleeve 9, a clip spring cap 10, a clip spring 11, a press cap 12 and a shear pin 13, which can be used for pumping operation of bottom sealing water cooperating with a packer, besides of having desanding use.
Description
Technical field: the utility model belongs to a kind of oilfield desander.
Background technology: the existing at present desander that is used in the oilfield except that the desanding purposes, all can not cooperate packer to be used for the oil pumping operation of back cover water.
Summary of the invention: the purpose of this utility model provides a kind of except that the desanding purposes, also can cooperate packer to be used for the pilot desander of the oil pumping operation of back cover water.It is made of top connection, urceolus, pipe collar, seating nipple, sand control cap, valve ball, valve seat, interior pipe, sliding sleeve, jump ring cap, jump ring and shear pin.Top connection, urceolus, pipe collar and seating nipple are connected by screw thread successively, sand control cap, interior pipe, sliding sleeve and jump ring cap are connected by screw thread successively, and sand control cap, interior pipe, sliding sleeve and jump ring cap are positioned at urceolus, pipe collar and seating nipple, valve ball and valve seat are positioned at pipe upper end sand control cap, jump ring is positioned at seating nipple jump ring cap bottom, and shear pin is positioned on the seating nipple barrel.
Description of drawings: accompanying drawing is the utility model example structure schematic diagram.
Embodiment: as shown in the figure, it is by top connection 1, urceolus 2, pipe collar 3, seating nipple 4, sand control cap 5, valve ball 6, valve seat 7, interior pipe 8, sliding sleeve 9, jump ring cap 10, jump ring 11, pressure cap 12 and shear pin 13 constitute, top connection 1, urceolus 2, pipe collar 3 is connected by screw thread successively with seating nipple 4, sand control cap 5, interior pipe 8, sliding sleeve 9 is connected by screw thread successively with jump ring cap 10, sand control cap 5, interior pipe 8, sliding sleeve 9 and jump ring cap 10 are positioned at urceolus 2, in pipe collar 3 and the seating nipple 4, valve ball 6 and valve seat 7 are positioned at pipe 8 upper end sand control caps 5, jump ring 11 and pressure cap 12 are positioned at the bottom of seating nipple 4 jump ring caps 10, shear pin 13 is positioned on the barrel of seating nipple 4, and sliding sleeve 9 also is provided with sealing ring 14.
Claims (1)
- The pilot desander, it includes top connection (1), urceolus (2), pipe collar (3), seating nipple (4), sand control cap (5), valve ball (6), valve seat (7), interior pipe (8), sliding sleeve (9), jump ring cap (10), jump ring (11), pressure cap (12) and shear pin (13), it is characterized in that top connection (1), urceolus (2), pipe collar (3) is connected by screw thread successively with seating nipple (4), sand control cap (5), interior pipe (8), sliding sleeve (9) is connected by screw thread successively with jump ring cap (10), sand control cap (5), interior pipe (8), sliding sleeve (9) and jump ring cap (10) are positioned at urceolus (2), in pipe collar (3) and the seating nipple (4), valve ball (6) and valve seat (7) are positioned at pipe (8) upper end sand control cap (5), jump ring (11) and pressure cap (12) are positioned at the bottom of seating nipple (4) jump ring cap (10), shear pin (13) is positioned on the barrel of seating nipple (4), and sliding sleeve (9) also is provided with sealing ring (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 02210528 CN2534366Y (en) | 2002-03-07 | 2002-03-07 | Pressure conducting desander |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 02210528 CN2534366Y (en) | 2002-03-07 | 2002-03-07 | Pressure conducting desander |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2534366Y true CN2534366Y (en) | 2003-02-05 |
Family
ID=33690645
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 02210528 Expired - Lifetime CN2534366Y (en) | 2002-03-07 | 2002-03-07 | Pressure conducting desander |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2534366Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101949280A (en) * | 2010-09-08 | 2011-01-19 | 王小军 | Anti-scaling and anti-sand device connected with oil pumping tubing string into whole and application method |
-
2002
- 2002-03-07 CN CN 02210528 patent/CN2534366Y/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101949280A (en) * | 2010-09-08 | 2011-01-19 | 王小军 | Anti-scaling and anti-sand device connected with oil pumping tubing string into whole and application method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CX01 | Expiry of patent term |
Expiration termination date: 20120307 Granted publication date: 20030205 |