CN207516005U - packer simulation test device - Google Patents
packer simulation test device Download PDFInfo
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- CN207516005U CN207516005U CN201721330723.3U CN201721330723U CN207516005U CN 207516005 U CN207516005 U CN 207516005U CN 201721330723 U CN201721330723 U CN 201721330723U CN 207516005 U CN207516005 U CN 207516005U
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- packer
- pulse
- test device
- pumping hole
- hydraulic test
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Abstract
The utility model discloses packer simulation test devices, including hydraulic test pump, pulse adds power load maintainer, packer, the packer is mounted in packer casing, the packer rear end is by setting the first pumping hole of connection hydraulic test pump, the packer front end connection pulse adds power load maintainer, the pulse adds the second pumping hole that power load maintainer front end connects hydraulic test pump by pulse Load Line, the packer casing opens up radial hole, sealing propertytest circuit is set between the radial hole and the first pumping hole of hydraulic test pump, setting pressure release circuit between the front end of the pulse additional force loading and the first pumping hole.The utility model simulates the water injection pressure operating mode of underground, and the soft anchorage force and shoulder lear energy of amplificate packer packing element are detected and evaluated, to improve the performance of amplificate packer.
Description
Technical field
The utility model is related to packer analog detection technology, specifically a kind of indoor simulation detection different injection pressure
The packer simulation test device of the bearing capacity of amplificate packer and soft anchorage force in the case of the frequent alternation of force value.
Background technology
Inflatable packer is larger in field use, and accounting is about 65~70%, but due to pressure oscillation, interlayer
Phenomena such as influence of the factors such as pressure difference, packing element frequently occurs the tear of shoulder wriggling, abrasion in use, serious shadow
Ring the service life of separate layer water injection string.At present, amplificate packer experimental rig can only detect the pressure-bearing energy of certain pressure difference lower packet
Power, it is impossible to simulate the soft anchorage force and sealing performance of amplificate packer under the frequent alternation situation of underground different injection pressure.Therefore,
It needs to design a kind of packer simulation test device, simulates the water injection pressure operating mode of underground, to the soft anchor of amplificate packer packing element
Determine power and shoulder lear energy is detected and evaluates, to improve the performance of amplificate packer.
By patent searching document, the prior art of similar the application is not found.
Application number：201410639828.1 publication date 2015-02-25 discloses a kind of downhole tool dynamic performance experiment
Detection device, including wriggling load maintainer, test fixture mechanism and instrumentation mechanism, wriggling load maintainer by pedestal, be arranged on base
Loading fluid cylinder assembly, guide rail on seat and the trolley composition being arranged on guide rail, the central axes of pedestal and the central axes of guide rail
Alignment；Test fixture mechanism is covered by pressure cap, loading short circuit, loading polished rod, sealing sleeve pipe, bump joint, change buckle joint, experiment
Pipe, blind flange composition, instrumentation mechanism include three groups of control devices and central processing system CPU, and every group of control device includes energy storage
Device, hydraulic pump, ball-and-seat, pressure sensor and relief valve.The invention realizes the oil/gas wells such as packer tool in underground height
The wriggling experiment of operating mode is pressed, so as to the actual working state more close to tool in underground, for grinding for the downhole tools such as packer
Hair provides experiment porch, solves the problems, such as actual production.
Although technology disclosed above discloses wriggling load maintainer, compare, overall technical architecture, solve with the utility model
Certainly the technical issues of, technique effect etc. differ, also without any technical inspiration.
Utility model content
The purpose of this utility model is to provide packer simulation test devices, simulate the water injection pressure operating mode of underground, right
The soft anchorage force and shoulder lear energy of amplificate packer packing element are detected and evaluate, to improve the property of amplificate packer
Energy.
In order to achieve the above objectives, the utility model employs following technical solution, packer simulation test device, including
Hydraulic test pump, pulse add power load maintainer, packer, and the packer is mounted in packer casing, the packer rear end
By setting the first pumping hole of connection hydraulic test pump, the packer front end connects pulse attachment power load maintainer, the arteries and veins
The additional power load maintainer front end of punching connects the second pumping hole of hydraulic test pump by impulse circuit, and the packer casing opens up radially
Between first pumping hole of hole, the radial hole and hydraulic test pump set sealing propertytest circuit, the front end of the pulse load maintainer with
Pressure release circuit is set between the first pumping hole.
Described set is both provided with control switch on circuit and sealing propertytest circuit, the packer rear end setting deblocking
Pressure relief opening is additionally provided with detection pressure relief opening on the sealing propertytest circuit.
Timing compression relief cock is set on the pressure release circuit.
Second pumping hole of the hydraulic test pump is additionally provided with pressure limit switch.
The pulse adds power load maintainer and includes liquid compression relief cock, pressure limit switch, cylinder sleeve, piston, central tube, the work
Plug is arranged in fluid cylinder set, and the central tube front end is withstood on piston, and rear end withstands on packer front end.
The fluid cylinder set connects packer casing by connector, and the fluid cylinder set front end connects pulse by top connection and adds
Carry circuit.
Resetting spring is cased on the central tube.
The utility model has the advantages that compared with prior art：
(1) the water filling operating mode under automatic imitation underground different pressures value alternating capacity；
(2) the pressure bearing and seal ability of the amplificate packer under water injection pressure alternation operating mode is detected；
(3) it can simulate and calculate difference and set under pressure, the soft anchorage force of amplificate packer.
Description of the drawings
Fig. 1 is the packer simulation test device structure diagram of the utility model.
In figure：Hydraulic test pump 1, pressure limit switch 2, timing compression relief cock 3, top connection 4, piston 5, stent 6, fluid cylinder set 7, connection
Part 8, central tube 9, packer casing 10, packer 11, deblocking pressure relief opening 12, pressure release circuit 13, control switch 14, control switch
15th, sealing propertytest circuit 16, set circuit 17, resetting spring 18, detection pressure relief opening 19.
Specific embodiment
Detailed description and technology contents in relation to the utility model, cooperation description of the drawings is as follows, however attached drawing is only to refer to
With purposes of discussion, not it is used for limiting the utility model.
As shown in Figure 1, packer simulation test device adds power load maintainer, packer including hydraulic test pump 1, pulse
11, the packer is mounted in packer casing 10, the packer rear end connect hydraulic test pump by setting circuit 17 the
One pumping hole, the packer front end connection pulse add power load maintainer, and the pulse adds power load maintainer front end and passes through arteries and veins
The second pumping hole of additional force connection hydraulic test pump is rushed, the packer casing opens up radial hole, the radial hole and hydraulic test pump
Sealing propertytest circuit 16 between first pumping hole is set, pressure release is set between the front end of the pulse load maintainer and the first pumping hole
Circuit 13.
Described set is both provided with control switch on circuit and sealing propertytest circuit, the packer rear end setting deblocking
Pressure relief opening 12 is additionally provided with detection pressure relief opening 19 on the sealing propertytest circuit.Timing pressure release is set on the pressure release circuit
Switch 3.Second pumping hole of the hydraulic test pump is additionally provided with pressure limit switch 2.
The pulse adds power load maintainer and includes fluid cylinder set 7, piston 5, central tube 9, and the piston is arranged on fluid cylinder set
Interior, the central tube front end is withstood on piston, and rear end withstands on packer front end.The fluid cylinder set connects packer by connector
Casing, the fluid cylinder set front end connect pulse additional force circuit by top connection 4.Resetting spring 18 is cased on the central tube,
Make piston self-return.
(1) function is set；
The control switch 15 for setting 17 top of circuit is opened, tested packer 11 is applied centainly using hydraulic test pump 1
Pressure value set it；It can make removing seal for packer by unsealing 12 pressure release of pressure relief opening after experiment.
(2) amplificate packer sealing performance under simulation underground water-injection operating mode (pressure alternation situation)；
By setting certain pressure value to pressure limit switch 2, this pressure is acted on piston 5, is acted on by central tube 9
On packer 11 after setting.Regular hour value is set to timing compression relief cock 3, after acting on the regular hour, timing pressure release
Switch 3 can be opened, and pressure is released by pressure release circuit 13, disappear at this time to amplificate packer active force；Timing after pressure releases
Compression relief cock 3 is closed, and pressure limit switch 2 can be opened, and hydraulic test pump is then started to work applies pressure to the packer 11 set.It is anti-in this way
Complex Alternating is run, and simulates influence of the fluctuation of water filling down-hole pressure to amplificate packer load performance.It tests after a certain period of time, hand
Dynamic closing pressure limit switch 2 and timing compression relief cock 3 open the control switch 14 of 16 top of sealing propertytest circuit, and hydraulic test pump 1 adds
Pressure can detect the leakproofness of amplificate packer.
(3) pressure testing measures difference and sets the soft anchorage force of pressure expanded packer；
Pressure limit switch 2 is adjusted to manual mode, timeing closing compression relief cock 3 opens hydraulic test pump 1, pushes piston 5 to setting
Amplificate packer applied force afterwards when packer starts mobile, records the pressure value of hydraulic test pump 1, according to the area of piston
The soft anchorage force of the packer under the setting force can be calculated.
The above is only the preferred embodiment of the present invention, non-to limit the scope of the claims of the utility model,
He uses the equivalence changes of the utility model patent spirit, should all belong to the scope of the claims of the utility model.
Claims (7)
1. packer simulation test device adds power load maintainer, packer, which is characterized in that described including hydraulic test pump, pulse
Packer is mounted in packer casing, and the packer rear end is described by setting the first pumping hole of connection hydraulic test pump
The connection pulse of packer front end adds power load maintainer, and the pulse adds power load maintainer front end and connected by pulse Load Line
The second pumping hole of hydraulic test pump is connect, the packer casing opens up radial hole, is set between the radial hole and the first pumping hole of hydraulic test pump
Sealing propertytest circuit is put, the pulse, which adds, sets pressure release circuit between the front end of power load maintainer and the first pumping hole.
2. packer simulation test device according to claim 1, which is characterized in that described to set circuit and leakproofness inspection
Survey line road is both provided with control switch, and the packer rear end, which is set, unseals pressure relief opening, on the sealing propertytest circuit also
It is provided with detection pressure relief opening.
3. packer simulation test device according to claim 2, which is characterized in that timing is set on the pressure release circuit
Compression relief cock.
4. packer simulation test device according to claim 3, which is characterized in that the second pumping hole of the hydraulic test pump is also
It is provided with pressure limit switch.
5. packer simulation test device according to any one of claims 1 to 4, which is characterized in that the pulse adds
Mounted mechanism includes fluid cylinder set, piston, central tube, and the piston is arranged in fluid cylinder set, and the central tube front end is withstood on piston,
Rear end withstands on packer front end.
6. packer simulation test device according to claim 5, which is characterized in that the fluid cylinder set is connected by connector
Packer casing is connect, the fluid cylinder set front end connects pulse Load Line by top connection.
7. packer simulation test device according to claim 6, which is characterized in that be cased with resetting bullet on the central tube
Spring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721330723.3U CN207516005U (en) | 2017-10-16 | 2017-10-16 | packer simulation test device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721330723.3U CN207516005U (en) | 2017-10-16 | 2017-10-16 | packer simulation test device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207516005U true CN207516005U (en) | 2018-06-19 |
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ID=62535818
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721330723.3U Active CN207516005U (en) | 2017-10-16 | 2017-10-16 | packer simulation test device |
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| Country | Link |
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| CN (1) | CN207516005U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113820107A (en) * | 2020-06-12 | 2021-12-21 | 中国石油化工股份有限公司 | Performance testing method for expandable packer and pipe string |
-
2017
- 2017-10-16 CN CN201721330723.3U patent/CN207516005U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113820107A (en) * | 2020-06-12 | 2021-12-21 | 中国石油化工股份有限公司 | Performance testing method for expandable packer and pipe string |
| CN113820107B (en) * | 2020-06-12 | 2024-05-07 | 中国石油化工股份有限公司 | Performance test method and string for expanding packer |
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