CN203488169U - Pressure testing device of inner blowout prevention tool - Google Patents
Pressure testing device of inner blowout prevention tool Download PDFInfo
- Publication number
- CN203488169U CN203488169U CN201320591480.4U CN201320591480U CN203488169U CN 203488169 U CN203488169 U CN 203488169U CN 201320591480 U CN201320591480 U CN 201320591480U CN 203488169 U CN203488169 U CN 203488169U
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- CN
- China
- Prior art keywords
- wedge type
- pressure testing
- rocker arm
- blowout prevention
- prevention tool
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Abstract
Provided is a pressure testing device of an inner blowout prevention tool. The pressure testing device of the inner blowout prevention tool comprises the inner blowout prevention tool, a pressure testing connector, a hydraulic locking mechanism and an ascending center mechanism. The hydraulic locking mechanism comprises a main hydraulic cylinder, a wedge type ejector rod, a locking hydraulic cylinder and a wedge type locking block, wherein the front end of the main hydraulic cylinder is connected with the wedge type ejector rod; the front end of the wedge type ejector rod is connected with the pressure testing connector; the front end of the locking hydraulic cylinder is connected with the wedge type locking block; the wedge type locking block and the wedge type ejector rod are matched to generate mechanical locking. The ascending center mechanism comprises cams, a rocker arm shaft, a rocker arm, a rocker arm stop support and V-type supporting frames, wherein one end of the rocker arm shaft is connected with the rocker arm; the rocker arm stop support is installed at the end of the rocker arm and is used in cooperation with the rocker arm; the other end of the rocker arm shaft is connected with the cams; the V-type supporting frames are installed on the cams; the inner blowout prevention tool is installed on the V-type supporting frames and is matched with the pressure testing connector. A stop slot which is matched with the inner blowout prevention tool in outer diameter specification is formed in the rocker arm stop support. By means of the pressure testing device of the inner blowout prevention tool, the assembly line work of the whole process is achieved, the pressure testing safety is ensured, feeding and discharging are easy, and the inner blowout prevention tool does not need to be carried back and forth by people. The pressure testing device of the inner blowout prevention tool is short in overall feeding, discharging, clamping and sealing time, is high in efficiency, and saves labor.
Description
Technical field
The utility model relates to oil well control Equipment Inspection pressure testing device, especially a kind of detection pressure testing device of interior jet-preventing tool.
Background technology
Along with the development of drilling technology and well control technology, interior jet-preventing tool is also day by day frequent in the application at wellbore construction scene.Interior jet-preventing tool comprises plug valve, flechette-type back pressure valve, ball-and-seat etc., is jet-preventing tool in a kind of drill string.Raising along with well control technical requirements, interior jet-preventing tool detection level and efficiency are in urgent need to be improved, yet because interior jet-preventing tool model and button-type is numerous and pressure test pressure is the highest can be up to 105Mpa, therefore traditional interior jet-preventing tool pressure testing detection method often needs the pressure testing connector of 20-30 kind heaviness, is threaded connection and makes sealing ring and interior jet-preventing tool end face seal in pressure testing process.So greatly affect pressure testing efficiency, the labour intensity that increases workman has certain risk simultaneously.
Utility model content
The technical problems to be solved in the utility model is for overcoming above-mentioned deficiency, and provide a kind of, can realize the interior blowout control tool pressure testing device that pipelining, sealing are more reliable, pressure testing security performance is higher.
The utility model is taked following technical measures: a kind of interior blowout control tool pressure testing device, comprise interior jet-preventing tool, action pressure-testing joint, also comprise hydraulic locking mechanism and the mechanism placed in the middle of rising, described hydraulic locking mechanism comprises main hydraulic cylinder, wedge type push rod, locked hydraulic cylinder, wedge type latch segment, main hydraulic cylinder front end connects wedge type push rod, wedge type push rod front end connects action pressure-testing joint, and locked hydraulic cylinder front end connects wedge type latch segment, and wedge type latch segment coordinates generation mechanical self-latching with wedge type push rod; Described rising mechanism placed in the middle comprises cam, rocker shaft, rocking bar, rocking bar gear support, V-type support, rocker shaft one end is connected with rocking bar, rocking bar gear support is arranged on main rod end and rocking bar is used in conjunction with, and the rocker shaft other end is connected with cam, and cam top is provided with V-type support; Interior jet-preventing tool is arranged on V-type support, matches with action pressure-testing joint.
Rocking bar gear support is provided with the gear groove matching with interior jet-preventing tool external diameter specification.
The beneficial effects of the utility model are, whole process can pipelining, guarantees pressure testing safety; Loading and unloading are simple, without manually moving back and forth interior jet-preventing tool.This installs whole loading and unloading, step up, the sealing time is short, efficiency is high, saves manpower, has improved labour intensity.
Accompanying drawing explanation
Fig. 1 is the utility model front view direction structure schematic diagram.
Fig. 2 is Figure 1A-A structural representation.
Fig. 3 is the utility model top view direction structure schematic diagram.
Fig. 4 is Fig. 3 A-A structural representation.
The specific embodiment
Below in conjunction with accompanying drawing, the utility model is described in further detail.
As shown in the figure, a kind of interior blowout control tool pressure testing device, comprise interior jet-preventing tool 1, action pressure-testing joint 2, also comprise hydraulic locking mechanism and the mechanism placed in the middle of rising, described hydraulic locking mechanism comprises main hydraulic cylinder 3, wedge type push rod 4, locked hydraulic cylinder 5, wedge type latch segment 6, and main hydraulic cylinder 3 front ends connect wedge type push rod 4, and wedge type push rod 4 front ends connect action pressure-testing joint 2, locked hydraulic cylinder 5 front ends connect wedge type latch segment 6, and wedge type latch segment 6 coordinates generation mechanical self-latching with wedge type push rod 4; Described rising mechanism placed in the middle comprises cam 7, rocker shaft 8, rocking bar 9, rocking bar gear support 11, V-type support 10, rocker shaft 8 one end are connected with rocking bar 9, rocking bar gear support 11 is arranged on rocking bar 9 ends and rocking bar 9 is used in conjunction with, rocking bar gear support 11 is provided with the gear groove 12 matching with interior jet-preventing tool 1 external diameter specification, rocker shaft 8 other ends are connected with cam 7, and cam 7 tops are provided with V-type support 10; Interior jet-preventing tool 1 is arranged on V-type support 10, matches with action pressure-testing joint 2.
The course of work of the present utility model is, on stock shelf after complete material, according to interior jet-preventing tool 1 size, more finish changing action pressure-testing joint 2, shake rocking bar 9, by rocker shaft 8 band moving cam 7 rotations, rotation by cam 7 is converted into 10 ascending motions of V-type support, after the corresponding gear groove 12 of rocking bar 9 arrival is stuck, 10 ascending motions of V-type support stop, and now interior jet-preventing tool 1 is in center condition.Main hydraulic cylinder 3 is started working, wedge type push rod 4 holds out against interior jet-preventing tool 1, now action pressure-testing joint 2 has sealed with interior jet-preventing tool 1, then locked hydraulic cylinder 5 is started working, with wedge type latch segment 6, wedge type push rod 4 is locked, prevent that wedge type push rod 4 is subject to effect of water pressure and falls back, then start to start to suppress from pressure testing interface to get to voltage stabilizing rated pressure, after pressure testing completes, locked hydraulic cylinder 5 first resets, then main hydraulic cylinder 3 resets, and promotes rocking bar 9 and resets, and finally interior jet-preventing tool 1 is rolled down to blanking rack and completes pressure testing.
The utility model is not limited to the above specific embodiment, and every other embodiments that drawn by those skilled in the art's technical scheme according to the present invention belong to the scope that the utility model is protected equally.
Claims (2)
1. blowout control tool pressure testing device in a kind, comprise interior jet-preventing tool, action pressure-testing joint, characterized by further comprising hydraulic locking mechanism and the mechanism placed in the middle of rising, described hydraulic locking mechanism comprises main hydraulic cylinder, wedge type push rod, locked hydraulic cylinder, wedge type latch segment, main hydraulic cylinder front end connects wedge type push rod, wedge type push rod front end connects action pressure-testing joint, and locked hydraulic cylinder front end connects wedge type latch segment, and wedge type latch segment coordinates generation mechanical self-latching with wedge type push rod; Described rising mechanism placed in the middle comprises cam, rocker shaft, rocking bar, rocking bar gear support, V-type support, rocker shaft one end is connected with rocking bar, rocking bar gear support is arranged on main rod end and rocking bar is used in conjunction with, and the rocker shaft other end is connected with cam, and cam top is provided with V-type support; Interior jet-preventing tool is arranged on V-type support, matches with action pressure-testing joint.
2. interior blowout prevention pressure testing device according to claim 1, is characterized in that described rocking bar gear support is provided with the gear groove matching with interior jet-preventing tool external diameter specification.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320591480.4U CN203488169U (en) | 2013-09-24 | 2013-09-24 | Pressure testing device of inner blowout prevention tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320591480.4U CN203488169U (en) | 2013-09-24 | 2013-09-24 | Pressure testing device of inner blowout prevention tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203488169U true CN203488169U (en) | 2014-03-19 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320591480.4U Expired - Fee Related CN203488169U (en) | 2013-09-24 | 2013-09-24 | Pressure testing device of inner blowout prevention tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203488169U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106153322A (en) * | 2016-07-18 | 2016-11-23 | 天津优瑞纳斯液压机械有限公司 | Jet-preventing tool test device in a kind of |
| CN108168753A (en) * | 2017-11-21 | 2018-06-15 | 中石化石油工程技术服务有限公司 | Interior blowout control tool pressure testing device |
-
2013
- 2013-09-24 CN CN201320591480.4U patent/CN203488169U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106153322A (en) * | 2016-07-18 | 2016-11-23 | 天津优瑞纳斯液压机械有限公司 | Jet-preventing tool test device in a kind of |
| CN106153322B (en) * | 2016-07-18 | 2019-01-18 | 天津优瑞纳斯液压机械有限公司 | A kind of interior jet-preventing tool test device |
| CN108168753A (en) * | 2017-11-21 | 2018-06-15 | 中石化石油工程技术服务有限公司 | Interior blowout control tool pressure testing device |
| CN108168753B (en) * | 2017-11-21 | 2020-03-03 | 中石化石油工程技术服务有限公司 | Pressure testing device for internal blowout prevention tool |
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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: 20140319 Termination date: 20140924 |
|
| EXPY | Termination of patent right or utility model |