CN204422184U - External casing packer test unit - Google Patents
External casing packer test unit Download PDFInfo
- Publication number
- CN204422184U CN204422184U CN201520064841.9U CN201520064841U CN204422184U CN 204422184 U CN204422184 U CN 204422184U CN 201520064841 U CN201520064841 U CN 201520064841U CN 204422184 U CN204422184 U CN 204422184U
- Authority
- CN
- China
- Prior art keywords
- test
- external casing
- outer tube
- fastening plug
- casing packer
- 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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- Consolidation Of Soil By Introduction Of Solidifying Substances Into Soil (AREA)
Abstract
The utility model provides a kind of external casing packer test unit, comprises test outer tube, and described test outer tube is hollow column jacket, and test outer tube two ends are fixedly connected to form closed chamber with fastening plug I, fastening plug II respectively by screw thread; Be provided with testpieces external casing packer in test outer tube bore, external casing packer lower end to be tightly connected formation one confined space by plug; Fastening plug II is equipped with the pump joint be connected with test pump, logical the wearing of fastening plug I endoporus is sealedly connected with test connecting pipe, and described test connecting pipe one end is placed in test outer tube, and the other end is placed in the outer end of fastening plug I; The test connecting pipe top being placed in fastening plug I outer end is connected with joint by connector, and joint is provided with needle-valve; Effectively can separate, guarantee that construction is normally carried out, effectively can complete the simulation test before external casing packer rig-site utilization, simple to operate, reliability is strong, and the outer device of the sleeve pipe after energy warranty test reaches application target in applying at the scene.
Description
Technical field
The utility model relates to petroleum gas solid completion tool technical field, particularly a kind of external casing packer test unit.
Background technology
Adopt external casing packer to carry out well cementing operation, its objective is and payzone is effectively separated, be convenient to follow-up exploitation.The packing element of external casing packer expands with the borehole wall gap-free sealed under pressure influence, reaches payzone and separates object.After having separated, completion pressure testing requirement should be met by the two sections of wellbore pressures separated.Indoor bloating test must be carried out before external casing packer carries out rig-site utilization, external casing packer test unit can effectively simulated field construction operating mode, after inspection packing element expands, annulus pressure is on the impact of overpressure, and can annulus pressure (namely separating pressure) reach design load, guarantees external casing packer stand the test.
Utility model content
In order to the problem overcoming prior art operating difficulties, can not effectively separate, the utility model provides a kind of external casing packer test unit, can effectively separate, guarantee that construction is normally carried out, effectively can complete the simulation test before external casing packer rig-site utilization, simple to operate, reliability is strong, and the outer device of the sleeve pipe after energy warranty test reaches application target in applying at the scene.
The technical solution of the utility model:
External casing packer test unit, comprises test outer tube, and described test outer tube is hollow column jacket, and test outer tube two ends are fixedly connected to form closed chamber with fastening plug I, fastening plug II respectively by screw thread;
Be provided with testpieces external casing packer in test outer tube bore, external casing packer lower end to be tightly connected formation one confined space by plug;
Fastening plug I is all equipped with on fastening plug II the pump joint be connected with test pump, and pump joint is communicated with test outer tube bore; Logical the wearing of fastening plug I endoporus is sealedly connected with test connecting pipe, and test connecting pipe is fixedly connected with fastening plug I, and described test connecting pipe one end is placed in test outer tube, and the other end is placed in the outer end of fastening plug I;
The test connecting pipe top being placed in fastening plug I outer end is connected with joint by connector, and described connector is provided with tensimeter; The test connecting pipe be placed in test outer tube is connected with external casing packer.
Described test outer tube outer radius is provided with spacing back-up ring, and spacing back-up ring is in inside fastening plug I, and test connecting pipe is fixedly connected with by setscrew nut with fastening plug I outer face.
Described tensimeter is arranged with pressure gauge base, and pressure gauge base is connected with connector by tensimeter extension bar.
Described joint is provided with needle-valve.
Described test connecting pipe is tightly connected by O-ring seal and fastening plug I.
Be tightly connected by the second O-ring seal between described fastening plug II and test outer tube.
The test connecting pipe be placed in test outer tube is connected by inner thread sleeve with external casing packer.
The beneficial effects of the utility model: a kind of external casing packer test unit is provided, can effectively separate, guarantee that construction is normally carried out, effectively can complete the simulation test before external casing packer rig-site utilization, simple to operate, reliability is strong, and the outer device of the sleeve pipe after energy warranty test reaches application target in applying at the scene.
Below with reference to accompanying drawing, the utility model is described in further details.
Accompanying drawing explanation
Fig. 1 is external casing packer test unit structural representation.
Fig. 2 is A place structural representation.
Be labeled as in figure: 1, joint 2, needle-valve 3, pressure gauge base 4, tensimeter 5, tensimeter extension bar 6, connector 7, test connecting pipe 8, setscrew nut 9, first O-ring seal 10, spacing back-up ring 11, pump joint 12, second O-ring seal 13, fastening plug I 14, test outer tube 15, external casing packer 16, plug 17, fastening plug II; 18, inner thread sleeve.
Embodiment
Embodiment 1:
In order to the problem overcoming prior art operating difficulties, can not effectively separate, the utility model provides a kind of external casing packer test unit as shown in Figure 1 and Figure 2, can effectively separate, guarantee that construction is normally carried out, effectively can complete the simulation test before external casing packer rig-site utilization, simple to operate, reliability is strong, and the outer device of the sleeve pipe after energy warranty test reaches application target in applying at the scene.
External casing packer test unit, comprise test outer tube 14, described test outer tube 14 is hollow column jacket, and test outer tube 14 two ends are fixedly connected to form closed chamber with fastening plug I 13, fastening plug II 17 respectively by screw thread;
Be provided with testpieces external casing packer 15 in test outer tube 14 inner chamber, external casing packer 15 lower end to be tightly connected formation one confined space by plug 16;
Fastening plug I 13 is all equipped with on fastening plug II 17 the pump joint 11 be connected with test pump, pump joint 11 and test outer tube 14 inner space; Logical the wearing of fastening plug I 13 endoporus is sealedly connected with test connecting pipe 7, and test connecting pipe 7 is fixedly connected with fastening plug I 13, and described test connecting pipe 7 one end is placed in test outer tube 14, and the other end is placed in the outer end of fastening plug I 13;
Test connecting pipe 7 top being placed in fastening plug I 13 outer end is connected with joint 1 by connector 6, and described connector 6 is provided with tensimeter 4; The test connecting pipe 7 be placed in test outer tube 14 is connected with external casing packer 15.
Test outer tube 14 two ends car has screw thread, and one end is connected with fastening plug II 17, fastening plug II 17 is equipped with the pump joint 11 be connected with test pump, and the other end is connected with fastening plug I 13.Test connecting pipe 7 is through fastening plug I 13 endoporus, and keep sealing with fastening plug I 13 by the first O-ring seal 9, one end is placed in the outer end of fastening plug I 13, and the other end is placed in test outer tube 14.The top being placed in outer end portion is linked together by connector 6 and joint 1, needle-valve 2, as the passage that pressure transmits.
The utility model at the trial, in test outer tube 14, liquid is injected by pump joint 11, make its internal pressure identical with oil well pressure, liquid is injected to external casing packer 15 inside again by joint 1, external casing packer 15 is set, regulates required force value by needle-valve 2, simultaneously by tensimeter 4 detected pressures, thus reach the object of simulated field construction, ensure that construction is normally carried out.
The utility model can effectively be separated, and guarantees that construction is normally carried out, effectively can complete the simulation test before external casing packer rig-site utilization, and simple to operate, reliability is strong, and the outer device of the sleeve pipe after energy warranty test reaches application target in applying at the scene.
Embodiment 2:
On basis based on embodiment 1, tensimeter 4 described in the present embodiment is arranged on pressure gauge base 3, and pressure gauge base 3 is connected with connector 6 by tensimeter extension bar 5.
Joint 6 is provided with tensimeter 4 and pressure gauge base 3, tensimeter extension bar 5, is convenient to observe force value.
Described test connecting pipe 7 is tightly connected by O-ring seal 9 and fastening plug I 13.Be tightly connected by the second O-ring seal 12 between described fastening plug II 17 and test outer tube 14.
Described test outer tube 7 outer radius is provided with spacing back-up ring 10, and spacing back-up ring 10 is in inside fastening plug I 13.
Described joint 1 is provided with needle-valve 2.
Test connecting pipe 7 is fixedly connected with by setscrew nut 8 with fastening plug I 13 outer face, and setscrew nut 8 is fastened by screw thread and test connecting pipe 7 outer end, and is close to fastening plug I 13 outer face, plays positioning action.
The test connecting pipe 7 be placed in test outer tube 14 is connected with external casing packer 15 by a box cupling, and test outer tube 7 outer radius is equipped with spacing back-up ring 10, is in inside fastening plug I 13, when preventing external casing packer 15 from expanding, play occurs.External casing packer 15 lower end and plug 16 are connected to form a confined space.
The test connecting pipe 7 be placed in test outer tube 14 is connected by inner thread sleeve 18 with external casing packer 15.
When test is carried out, test pump is connected with joint 1 and suppresses, and after external casing packer 15 expansion sets, closes needle-valve 2, suppresses respectively by the upper and lower chamber of the pump joint 11 on fastening plug I 13, fastening plug II 17 to test outer tube 14.
Connect pump by joint 1 to suppress, by valve system, the packing element of external casing packer 15 is expanded, be close to test outer tube 14 inwall, by the effect of operation valve system, external casing packer 15 realizes forever setting, the annular space of test outer tube 14 is divided into two sections simultaneously, respectively bulge test is carried out to the two sections of test outer tube 14, surveys the requirement whether its pressure reaches required.Thus the simulation test that can effectively complete before external casing packer rig-site utilization, it is simple to operate, and reliability is strong.
The parts that the present embodiment does not describe in detail and structure belong to the well-known components of the industry and common structure or conventional means, do not describe one by one here.
Claims (7)
1. external casing packer test unit, it is characterized in that: comprise test outer tube (14), described test outer tube (14) is hollow column jacket, and test outer tube (14) two ends are fixedly connected to form closed chamber with fastening plug I (13), fastening plug II (17) respectively by screw thread;
Be provided with testpieces external casing packer (15) in test outer tube (14) inner chamber, external casing packer (15) lower end to be tightly connected formation one confined space by plug (16);
Fastening plug I (13) is all equipped with on fastening plug II (17) the pump joint (11) be connected with test pump, pump joint (11) and test outer tube (14) inner space; Logical the wearing of fastening plug I (13) endoporus is sealedly connected with test connecting pipe (7), test connecting pipe (7) is fixedly connected with fastening plug I (13), described test connecting pipe (7) one end is placed in test outer tube (14), and the other end is placed in the outer end of fastening plug I (13);
Test connecting pipe (7) top being placed in fastening plug I (13) outer end is connected with joint (1) by connector (6), and described connector (6) is provided with tensimeter (4); The test connecting pipe (7) be placed in test outer tube (14) is connected with external casing packer (15).
2. external casing packer test unit according to claim 1, it is characterized in that: described test outer tube (7) outer radius is provided with spacing back-up ring (10), spacing back-up ring (10) is in fastening plug I (13) inner side, and test connecting pipe (7) is fixedly connected with by setscrew nut (8) with fastening plug I (13) outer face.
3. external casing packer test unit according to claim 1, is characterized in that: described tensimeter (4) is arranged with pressure gauge base (3), and pressure gauge base (3) is connected with connector (6) by tensimeter extension bar (5).
4. external casing packer test unit according to claim 1, is characterized in that: described joint (1) is provided with needle-valve (2).
5. external casing packer test unit according to claim 1, is characterized in that: described test connecting pipe (7) is tightly connected by O-ring seal (9) and fastening plug I (13).
6. external casing packer test unit according to claim 1, is characterized in that: be tightly connected by the second O-ring seal (12) between described fastening plug II (17) and test outer tube (14).
7. external casing packer test unit according to claim 1, is characterized in that: the test connecting pipe (7) be placed in test outer tube (14) is connected by inner thread sleeve (18) with external casing packer (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520064841.9U CN204422184U (en) | 2015-01-30 | 2015-01-30 | External casing packer test unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520064841.9U CN204422184U (en) | 2015-01-30 | 2015-01-30 | External casing packer test unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204422184U true CN204422184U (en) | 2015-06-24 |
Family
ID=53472541
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520064841.9U Expired - Fee Related CN204422184U (en) | 2015-01-30 | 2015-01-30 | External casing packer test unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204422184U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104655413A (en) * | 2015-01-30 | 2015-05-27 | 中国石油集团川庆钻探工程有限公司工程技术研究院 | Testing device of sleeve external packer |
| CN109297655A (en) * | 2018-11-27 | 2019-02-01 | 天鼎联创密封技术（北京）有限公司 | Ground experiment device with disc spring compensation function |
-
2015
- 2015-01-30 CN CN201520064841.9U patent/CN204422184U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104655413A (en) * | 2015-01-30 | 2015-05-27 | 中国石油集团川庆钻探工程有限公司工程技术研究院 | Testing device of sleeve external packer |
| CN109297655A (en) * | 2018-11-27 | 2019-02-01 | 天鼎联创密封技术（北京）有限公司 | Ground experiment device with disc spring compensation function |
| CN109297655B (en) * | 2018-11-27 | 2023-12-22 | 天鼎联创密封技术（北京）有限公司 | Ground test device with disc spring compensation function |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150624 Termination date: 20190130 |