CN204177525U - A kind of radial pressure for underground quantity production mandrel demarcates dress - Google Patents
A kind of radial pressure for underground quantity production mandrel demarcates dress Download PDFInfo
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- CN204177525U CN204177525U CN201420612402.2U CN201420612402U CN204177525U CN 204177525 U CN204177525 U CN 204177525U CN 201420612402 U CN201420612402 U CN 201420612402U CN 204177525 U CN204177525 U CN 204177525U
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- force pipe
- pipe assembly
- joint
- production mandrel
- seal groove
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Abstract
The utility model discloses a kind of radial pressure caliberating device for underground quantity production mandrel.Comprise force pipe assembly (1), force pipe assembly (1) one end is connected with demarcation joint (2), force pipe assembly (1) other end and pressurizing adaptor (3).When the utility model pressure calibration interface solved on subsurface equipment or instrument is positioned at cylindrical sides, the technical matters that cannot directly be connected with pressure calibration platform.The utility model structure is simple, and economical and practical, cost of manufacture is low, well solves the deficiencies in the prior art.
Description
Technical field
the utility model relates to a kind of radial pressure caliberating device for underground quantity production mandrel, belongs to the pressure calibration technical field of subsurface equipment or instrument.
Background technology
when measuring well downforce, need a kind of subsurface pressure gauge to measure, pressure calibration is down-hole electronic type pressure gauge requisite technique in process of production.
because subsurface equipment or instrument are all columniform usually, higher to diametric requirements, not high to length requirement, so the manometric pressure calibration of conventional electrical generally all adopts axially demarcate mode.Existing a kind of quantitative production mandrel also belongs to the category of subsurface tool, require that quantitative production mandrel can the measurement of the simultaneously dirty pressure of completed well and stratum static pressure in down-hole, because this quantitative production mandrel axial end links together with oil pipe, so quantitatively the pressure transducer of production mandrel cannot be arranged on axis, can only be arranged on the cylindrical side of quantitative production mandrel, therefore existing pressure calibration platform cannot meet the demand of quantitative production mandrel pressure calibration.
Utility model content
the purpose of this utility model is, a kind of radial pressure caliberating device for underground quantity production mandrel is provided, the pressure signal of pressure calibration platform is connected with the pressure transducer being located at the cylindrical side of quantitative production mandrel, demarcate with the lateral pressure completing quantitative production mandrel.
the technical solution of the utility model:
for a radial pressure caliberating device for underground quantity production mandrel, comprise force pipe assembly, force pipe assembly one end is connected with demarcation joint, the force pipe assembly other end and pressurizing adaptor.
in aforementioned radial pressure caliberating device, described force pipe assembly comprises force pipe, and force pipe two ends are provided with pipe adapter, and pipe adapter overcoat has threaded sleeve; Threaded sleeve is provided with external thread.
in aforementioned radial pressure caliberating device, in described demarcation joint, be provided with center pit; Demarcate joint one end and be provided with threaded connector, threaded connector end is provided with seal groove, is provided with O-ring seal in seal groove; Demarcate the joint other end and be provided with internal thread interface, be provided with seal groove bottom internal thread interface, in seal groove, be provided with O-ring seal.
in aforementioned radial pressure caliberating device, in described pressurizing adaptor, be provided with center pit; The aperture of center pit is hydraucone; Draw-in groove is provided with outside pressurizing adaptor; One end that pressurizing adaptor is connected with force pipe assembly is provided with internal thread interface, is provided with seal groove bottom internal thread interface, is provided with O-ring seal in seal groove.
compared with prior art, when the utility model pressure calibration interface solved on subsurface equipment or instrument is positioned at cylindrical sides, the technical matters that cannot directly be connected with pressure calibration platform.The utility model structure is simple, and economical and practical, cost of manufacture is low, well solves the deficiencies in the prior art.
Accompanying drawing explanation
fig. 1 is structural representation of the present utility model;
fig. 2 is the structural representation of force pipe assembly;
fig. 3 is the structural representation demarcating joint;
fig. 4 is the structural representation of pressurizing adaptor;
the application example schematic diagram that Fig. 5 is.
being labeled as in accompanying drawing: 1-force pipe assembly, 2-demarcates joint, 3-pressurizing adaptor, 4-force pipe, 5-pipe adapter, 6-threaded sleeve, 7-external thread, 8-center pit, 9-threaded connector, 10-O-ring seal, 11-internal thread interface, 12-hydraucone, 13-draw-in groove, the quantitative production mandrel of 14-, 15-pressure transducer.
Embodiment
below in conjunction with drawings and Examples, the utility model is described in further detail, but not as to any restriction of the present utility model.
for a radial pressure caliberating device for underground quantity production mandrel, as shown in Figure 1: comprise force pipe assembly 1, force pipe assembly 1 one end is connected with demarcation joint 2, force pipe assembly 1 other end and pressurizing adaptor 3.Force pipe assembly 1 as shown in Figure 2, comprises force pipe 4, and force pipe 4 two ends are provided with pipe adapter 5, and pipe adapter 5 overcoat has threaded sleeve 6; Threaded sleeve 6 is provided with external thread 7.Demarcate joint 2 as shown in Figure 3, demarcate in joint 2 and be provided with center pit 8; Demarcate joint 2 one end and be provided with threaded connector 9, threaded connector 9 end is provided with seal groove, is provided with O-ring seal 10 in seal groove; Demarcate joint 2 other end and be provided with internal thread interface 11, be provided with seal groove bottom internal thread interface 11, in seal groove, be provided with O-ring seal 10.Pressurizing adaptor 3 as shown in Figure 4, is provided with center pit 8 in pressurizing adaptor 3; The aperture of center pit 8 is hydraucone 12; Draw-in groove 13 is provided with outside pressurizing adaptor 3; One end that pressurizing adaptor 3 is connected with force pipe assembly 1 is provided with internal thread interface 11, is provided with seal groove bottom internal thread interface 11, is provided with O-ring seal 10 in seal groove.
Embodiment
the utility model pressure transducer be mainly used in subsurface equipment or instrument is arranged on pressure calibration during cylindrical sides.
this example illustrates with underground quantity production mandrel, quantitative production mandrel 14 can the measurement of the simultaneously dirty pressure of completed well and stratum static pressure in down-hole, because this quantitative production mandrel axial end links together with oil pipe, so quantitatively the pressure transducer 15 of production mandrel cannot be arranged on axis, can only be as shown in Figure 5, be arranged on the cylindrical side of quantitative production mandrel, therefore existing pressure calibration platform cannot meet the demand of quantitative production mandrel pressure calibration.In order to meet pressure calibration operation when pressure transducer 15 in quantitative production mandrel 14 is positioned at side, the specialized designs radial pressure caliberating device for underground quantity production mandrel of the present utility model.
the utility model as shown in Figure 1, is made up of force pipe assembly 1, demarcation joint 2, pressurizing adaptor 3 three critical pieces.Embody rule as shown in Figure 5, demarcate joint 2 to be connected with the pressure calibration interface being positioned at quantitative production mandrel 14 cylindrical sides pressure transducer 15 place, pressurizing adaptor 3 is connected with the pressure interface on pressure calibration platform, demarcates joint 2 and is connected through force pipe assembly 1 with between pressurizing adaptor 3.The pressure calibration operation requirements of quantitative production mandrel 14 can be met by device of the present utility model.
in order to meet and the connection of quantitative production mandrel 14 and seal request, as shown in Figure 3, demarcate joint 2 and be provided with threaded connector 9 pressurizing adaptor 3 with the pressure calibration interface connection end of quantitative production mandrel 14, the screw thread of threaded connector 9 and the screw thread of pressure calibration interface supporting, threaded connector 9 end is provided with seal groove, is provided with O-ring seal 10 in seal groove; Realize demarcating being tightly connected of joint 2 and quantitative production mandrel 14 by O-ring seal.Demarcate joint 2 and be provided with internal thread interface 11 with the link of force pipe assembly 1, the bottom of internal thread interface 11 is provided with seal groove, is provided with O-ring seal 10 in seal groove, realizes demarcating being tightly connected of joint 2 and force pipe assembly 1 by O-ring seal.As shown in Figure 4, pressurizing adaptor 3 is also provided with internal thread interface 11 with the link of force pipe assembly 1, and the bottom of internal thread interface 11 is provided with seal groove, is provided with O-ring seal 10 in seal groove, realizes being tightly connected of pressurizing adaptor 3 and force pipe assembly 1 by O-ring seal.The aperture of the center pit 8 of pressurizing adaptor 3 is hydraucone 12, is provided with draw-in groove 13, is connected by draw-in groove 13 with the pressure interface on pressure calibration platform outside pressurizing adaptor 3.As shown in Figure 2, force pipe assembly 1 comprises force pipe 4, and force pipe 4 can adopt hard tube, also can adopt flexible pipe; Force pipe 4 two ends are provided with pipe adapter 5, pipe adapter 5 one end and force pipe 4 are tightly connected, pipe adapter 5 other end is provided with boss, closely crimped with O-ring seal 10 by the threaded sleeve 6 be enclosed within outside pipe adapter 5 by the end face of boss, the sealing realizing force pipe assembly 1 and demarcate between joint 2 or pressurizing adaptor 3.Threaded sleeve 6 is spirally connected with the internal thread interface 11 demarcated on joint 2 or pressurizing adaptor 3.
Claims (4)
1. for a radial pressure caliberating device for underground quantity production mandrel, it is characterized in that: comprise force pipe assembly (1), force pipe assembly (1) one end is connected with demarcation joint (2), force pipe assembly (1) other end and pressurizing adaptor (3).
2. radial pressure caliberating device according to claim 1, is characterized in that: described force pipe assembly (1) comprises force pipe (4), and force pipe (4) two ends are provided with pipe adapter (5), and pipe adapter (5) overcoat has threaded sleeve (6); Threaded sleeve (6) is provided with external thread (7).
3. radial pressure caliberating device according to claim 1, is characterized in that: be provided with center pit (8) in described demarcation joint (2); Demarcate joint (2) one end and be provided with threaded connector (9), threaded connector (9) end is provided with seal groove, is provided with O-ring seal (10) in seal groove; Demarcate joint (2) other end and be provided with internal thread interface (11), internal thread interface (11) bottom is provided with seal groove, is provided with O-ring seal (10) in seal groove.
4. radial pressure caliberating device according to claim 1, is characterized in that: be provided with center pit (8) in described pressurizing adaptor (3); The aperture of center pit (8) is hydraucone (12); Draw-in groove (13) is provided with outside pressurizing adaptor (3); One end that pressurizing adaptor (3) is connected with force pipe assembly (1) is provided with internal thread interface (11), and internal thread interface (11) bottom is provided with seal groove, is provided with O-ring seal (10) in seal groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420612402.2U CN204177525U (en) | 2014-10-22 | 2014-10-22 | A kind of radial pressure for underground quantity production mandrel demarcates dress |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420612402.2U CN204177525U (en) | 2014-10-22 | 2014-10-22 | A kind of radial pressure for underground quantity production mandrel demarcates dress |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204177525U true CN204177525U (en) | 2015-02-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420612402.2U Active CN204177525U (en) | 2014-10-22 | 2014-10-22 | A kind of radial pressure for underground quantity production mandrel demarcates dress |
Country Status (1)
| Country | Link |
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| CN (1) | CN204177525U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106768629A (en) * | 2017-01-19 | 2017-05-31 | 成都海川高科科技有限公司 | A kind of downhole electronic pressure bomb caliberating device |
-
2014
- 2014-10-22 CN CN201420612402.2U patent/CN204177525U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106768629A (en) * | 2017-01-19 | 2017-05-31 | 成都海川高科科技有限公司 | A kind of downhole electronic pressure bomb caliberating device |
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|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |