CN208721346U - Packer testing device and system - Google Patents
Packer testing device and system Download PDFInfo
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- CN208721346U CN208721346U CN201821174997.2U CN201821174997U CN208721346U CN 208721346 U CN208721346 U CN 208721346U CN 201821174997 U CN201821174997 U CN 201821174997U CN 208721346 U CN208721346 U CN 208721346U
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- 238000012360 testing method Methods 0.000 title claims abstract description 52
- 238000010438 heat treatment Methods 0.000 claims abstract description 32
- 238000012856 packing Methods 0.000 claims description 53
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims description 24
- 238000010276 construction Methods 0.000 claims description 22
- 238000007789 sealing Methods 0.000 claims description 13
- 239000002828 fuel tank Substances 0.000 claims description 11
- 239000011148 porous material Substances 0.000 claims description 8
- 239000007788 liquid Substances 0.000 claims description 7
- 239000003921 oil Substances 0.000 claims description 6
- 239000010720 hydraulic oil Substances 0.000 claims description 4
- 229920002545 silicone oil Polymers 0.000 claims description 4
- 238000004088 simulation Methods 0.000 abstract description 5
- 238000000034 method Methods 0.000 abstract description 4
- 238000009434 installation Methods 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 12
- 230000035882 stress Effects 0.000 description 9
- 238000013461 design Methods 0.000 description 6
- 230000032683 aging Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000011160 research Methods 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 239000011888 foil Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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Abstract
The utility model provides a packer test device and system, wherein, packer test device, include: the device comprises a central pipe, a simulation sleeve, a driving assembly, a pressure difference assembly and a temperature control assembly; the central pipe comprises a mounting section for mounting the packer; the simulation sleeve is sleeved outside the central pipe, and a first pressure sensor is arranged at the position of the simulation sleeve corresponding to the installation section; the driving assembly comprises a driving end, the driving end is used for pushing the packer to realize setting, so that a rubber cylinder of the packer abuts against the first pressure sensor; the pressure difference assembly comprises a second pressure sensor, the pressure difference assembly forms pressure difference on two sides of the rubber cylinder, and the second pressure sensor detects the magnitude of the pressure difference; the temperature control component comprises a heating element and a temperature sensor, the heating element heats the central tube, and the temperature sensor detects whether the central tube reaches a preset temperature. The utility model provides a packer test device and system can simulate the working process of packer under the different temperatures, and the best setting force result that records is more accurate.
Description
Technical field
The utility model relates to oil-gas mining technical field more particularly to a kind of packer test device and systems.
Background technique
Packer can be set outside tubing string as component common in oil gas field production, and packer includes packing element,
Packing element can expand after being squeezed, and seal the annular space between tubing string and casing, which is referred to as packer
Set.The reliability that sets of packer is the key that realize annular space packing.Packer setting power is less than normal not to be able to satisfy packer
Pressure difference insulate require, the setting force of packer cross conference accelerate packer aging, reduce the service life of packer, because
This, how to obtain best setting force becomes the key of research.
In the prior art, it in order to which that studies packer sets performance, is usually provided with and sets experimental rig, can simulate
The setting process of packer, and obtain the best setting force of packer.Setting experimental rig may include power device and pressurization
Device, power device can push the packing element of packer, and realization is set, and pressurizing device can form pressure in packer two sides
Difference.When test, it can first make packing element expansion and clamping internal surface of sleeve pipe, can detecte contact suffered by internal surface of sleeve pipe at this time and answer
Then power uses pressurizing device that packer two sides is made to form pressure difference, and monitors the sealing effect of packer, according to packer
Contact stress and sealing effect determine best setting force.
But the test is to carry out under the conditions of room-temperature laboratory, and the actual operating temperature of packer may be according to life
It produces the difference at scene and has differences, lead to the best setting force obtained inaccuracy.
Utility model content
The utility model provides a kind of packer test device and system, sets experimental rig in the prior art to overcome and obtains
The problem of the best setting force inaccuracy of packer obtained.
The utility model provides a kind of packer test device, comprising: central tube, analog casing, driving assembly, pressure difference group
Part and temperature control component；The central tube includes the construction section for installing packer；The analog casing is set in described
Outside heart pipe, and the analog casing correspond to the construction section position on be provided with first pressure sensor；The driving group
Part includes driving end, and the driving end is for pushing packer realization to set, so that described in the packing element of the packer is resisted against
In first pressure sensor；The pressure difference component includes second pressure sensor, and the pressure difference component is used in the packing element
Two sides form pressure difference, and the second pressure sensor is used to detect the size of the pressure difference；The temperature control component includes heating member
And temperature sensor, the heating member is for heating the central tube, and the temperature sensor is for detecting the central tube
Whether preset temperature is reached.
Packer test device as described above further includes pedestal and promotion cylinder；The central tube further includes being located at
The first segment and second segment at the construction section both ends；The pedestal sealing is fixed on one end of the analog casing, the pedestal
Upper formation mounting portion, the mounting portion are set in outside the second segment, and the internal diameter of the mounting portion and the second segment
Outer diameter it is equal；It is described to push the closed at one end of cylinder, and the end is connect with the driving end；The other end for pushing cylinder
It is set in outside the first segment, and the internal diameter for pushing cylinder is equal with the outer diameter of the first segment；The driving
End is for pushing the promotion cylinder to move towards the mounting portion, to squeeze the packing element.
Packer test device as described above further includes limit assembly, and the limit assembly includes: that setting is pushed away described
The Elastic buckle of the inner surface of dynamic cylinder and the card slot for the outer surface that the first segment is set, when the promotion cylinder moves to
When the Elastic buckle engages with the card slot, the promotion cylinder stop motion.
Packer test device as described above, the temperature control component further include: the first hydraulic pump and with described first
First fuel tank of hydraulic pump connection；The intercommunicating pore being connected to the central tube, first hydraulic pump are formed on the pedestal
Output end be connected to the intercommunicating pore by the first pipeline, be provided with the heating member on first pipeline；The promotion
Cylinder is provided with the second pipeline being connected to first fuel tank on the side wall at the driving end；The temperature sensor setting
In first pipeline.
Packer test device as described above, which is characterized in that first fuel tank is for storing silicone oil.
Packer test device as described above, wherein the driving component includes: hydraulic cylinder and the second hydraulic pump,
The hydraulic cylinder includes cylinder body and piston rod, and one end of the piston rod stretches out in the cylinder body, and the end and the promotion
Cylinder is fixedly connected；The output end of second hydraulic pump is connect with the cylinder body, for the cylinder body input hydraulic pressure oil to push away
Move the piston rod.
Packer test device as described above, wherein the driving component further include: third pressure sensor, it is described
Third pressure sensor is connect with the cylinder body.
Packer test device as described above, wherein the pressure difference component includes: third hydraulic pump；The simulation set
It manages and is provided with third pipeline on the position of the pedestal, the third pipeline is connect with the third hydraulic pump, and described the
Hydraulic oil is injected in the annular space that three hydraulic pumps are used to surround to the packing element, the analog casing and the pedestal.
Packer test device as described above, wherein it further include controller, the controller and the heating member and institute
Temperature sensor connection is stated, for judging whether the temperature value of the temperature sensor reaches the preset temperature, if otherwise controlling
It makes the heating member and heats the central tube.
The utility model provides a kind of packer pilot system, comprising: packer and packer as described above test
Device, the packer are set in outside the construction section.
Packer test device provided by the utility model and system, by the way that central tube, analog casing, driving group is arranged
Part, pressure difference component and temperature control component；Central tube includes the construction section for installing packer；Analog casing is set in central tube
Outside, and analog casing correspond to construction section position on be provided with first pressure sensor；Driving assembly includes driving end, driving
End is for pushing packer realization to set, so that the packing element of packer is resisted against in first pressure sensor；Pressure difference component includes
Second pressure sensor, pressure difference component are used for the two sides in packing element and form pressure difference, and second pressure sensor is for detecting pressure difference
Size；Temperature control component includes heating member and temperature sensor, and heating member is used for heated center pipe, and temperature sensor is for detecting
Whether central tube reaches preset temperature, so as to simulate the course of work of the packer under different temperatures, the best seat that measures
It is more acurrate to seal power result.
Detailed description of the invention
Specific embodiment of the present utility model is described in detail below in conjunction with attached drawing, it should be appreciated that herein
Described specific embodiment is only used for describing and explaining the present invention, and the utility model is not limited to following specific realities
Apply mode.
Fig. 1 is the structural schematic diagram of the utility model packer test device embodiment one；
Fig. 2 is the structural schematic diagram of the utility model packer test device embodiment two；
Fig. 3 is the operation schematic diagram of temperature control component in Fig. 2；
Fig. 4 is the structural schematic diagram of temperature control component in Fig. 2；
Fig. 5 is the structural schematic diagram of driving assembly in Fig. 2；
Fig. 6 is the structural schematic diagram of the utility model packer test device embodiment three.
Description of symbols:
1: central tube；11: construction section；
12: first segment；13: second segment；
2: analog casing；21: first pressure sensor；
3: driving assembly；31: hydraulic cylinder；
32: the second hydraulic pumps；33: third pressure sensor；
34: pushing cylinder；4: pressure difference component；
41: second pressure sensor；42: third hydraulic pump；
43: third pipeline；5: temperature control component；
51: heating member；52: temperature sensor；
53: the first hydraulic pumps；54: the first fuel tanks；
55: the first pipelines；56: the second pipelines；
6: pedestal；61: mounting portion；
62: intercommunicating pore；7: limit assembly；
8: controller；9: packing element.
Specific embodiment
Packer can be set outside tubing string as component common in oil gas field production, and packer includes packing element,
Packing element can expand after being squeezed, and seal the annular space between tubing string and casing, which is referred to as packer
Set.The reliability that sets of packer is the key that realize annular space packing.Packer setting power is less than normal not to be able to satisfy packer
Pressure difference insulate require, the setting force of packer cross conference accelerate packer aging, reduce the service life of packer, because
This, how to obtain best setting force becomes the key of research.
In the prior art, it in order to which that studies packer sets performance, is usually provided with and sets experimental rig, can simulate
The setting process of packer, and obtain the best setting force of packer.Setting experimental rig may include power device and pressurization
Device, power device can push the packing element of packer, and realization is set, and pressurizing device can form pressure in packer two sides
Difference.When test, it can first make packing element expansion and clamping internal surface of sleeve pipe, can detecte contact suffered by internal surface of sleeve pipe at this time and answer
Then power uses pressurizing device that packer two sides is made to form pressure difference, and monitors the sealing effect of packer, according to packer
Contact stress and sealing effect determine best setting force.
But the test is to carry out under the conditions of room-temperature laboratory, and the actual operating temperature of packer may be according to life
It produces the difference at scene and has differences, lead to the best setting force obtained inaccuracy.
To solve the above-mentioned problems, the utility model embodiment provides a kind of packer test device and system, to improve
The accuracy of best setting force measurement.
Specific embodiment of the present utility model is described in detail below in conjunction with attached drawing, it should be appreciated that herein
Described specific embodiment is only used for describing and explaining the present invention, and the utility model is not limited to following specific realities
Apply mode.
Fig. 1 is the structural schematic diagram of the utility model packer test device embodiment one；Incorporated by reference to Fig. 1, the present embodiment
There is provided a kind of packer test device, comprising: central tube 1, analog casing 2, driving assembly 3, pressure difference component 4 and temperature control component
5；Central tube 1 includes the construction section 11 for installing packer；Analog casing 2 is set in outside central tube 1, and analog casing 2 is right
First pressure sensor 21 should be provided on the position of construction section 11；Driving assembly 3 includes driving end, and driving end is for pushing
Packer realization is set, so that the packing element 9 of packer is resisted against in first pressure sensor 21；Pressure difference component 4 includes the second pressure
Force snesor 41, pressure difference component 4 are used for the two sides in packing element 9 and form pressure difference, and second pressure sensor 41 is for detecting pressure difference
Size；Temperature control component 5 includes heating member 51 and temperature sensor 52, and heating member 51 is used for heated center pipe 1, temperature sensor
Whether 52 reach preset temperature for inspection center's pipe 1.
Specifically, packer test device, which can be used for testing, obtains the best setting force of packer, can especially use
It is tested in the mechanical packer containing packing element.Packer test device may include central tube 1 and be set in center
Analog casing 2 outside pipe 1 can simulate the tubing string and casing of underground respectively.Packer test device can also include being used for
It realizes the driving assembly 3 set, be used to form the pressure difference component 4 of two sides pressure difference and the temperature control group for 1 temperature of control centre's pipe
Part 5.
Central tube 1 can be cylindrical-shaped structure, can be used for simulating tubing string of underground, such as oil pipe, drilling tool etc..Center
Pipe 1 may include construction section 11, and packer can be set in the outside of construction section 11.
Analog casing 2 can be used for the structure of analog casing, may be cylindrical-shaped structure, inside be formed with receiving
The space of central tube 1；The outer wall of central tube 1 can form annular space between the inner wall of analog casing 2, thus analog loop
It is empty.After packer setting, packing element 9 can be expanded to be contacted with the inner wall of analog casing 2, so that annular space is divided into mutually different two
A part.First pressure sensor 21 is also provided on the inner wall of analog casing 2, first pressure sensor 21 can be set
On the position of 9 contact squeeze of packing element.First pressure sensor 21 can detecte after packer setting with 2 inner wall of analog casing
Contact stress, first pressure sensor 21 can be the sensor structure of pressure gauge or measuring force common in the art,
This is not specifically limited.Preferably, first pressure sensor 21 can be the foil gauge for being pasted onto 2 inner wall of analog casing, strain
Piece can connect pressure gauge, and structure is simple, be easy installation.
Driving assembly 3 may be implemented to set, so that the inner wall of 9 clamping analog casing 2 of packing element；Driving assembly 3 includes driving
End, driving end can push the packing element 9 of squeeze packer, realize the collision of packing element 9.The type of driving assembly 3 can there are many,
Such as it can be the structure by realizations campaigns such as pneumatic, hydraulic or electric energy.
Pressure difference component 4 can be connect with annular space, to form pressure difference in packer two sides.The generation type can have more
Kind, such as low-pressure medium can be inputted in side, high-pressure medium is inputted in the other side, forms pressure difference；It can also be only defeated in side
Enter high-pressure medium, the other side keeps atmospheric pressure.The type of medium can be gas and be also possible to liquid.Pressure difference component 4 may be used also
To be provided with second pressure sensor 41, the type and structure of second pressure sensor 41 can be with 21 shapes of first pressure sensor
Together, first pressure sensor 21 can specifically be referred to.Second pressure sensor 41 can connect with the annular space of packer two sides respectively
It connects, to detect magnitude of pressure differential.
Temperature control component 5 may include heating member 51 and temperature sensor 52, and heating member 51 can be in the prior art can be with
The structure of heat is converted electrical energy into, heating member 51 can be evenly provided on central tube 1, so that the temperature of central tube 1
Degree can achieve preset temperature, and then guarantee that the operating temperature of packer is preset temperature.Preset temperature can be downhole packing
Actual temperature when device works.Temperature sensor 52 can be connect with central tube 1, and whether the temperature of inspection center's pipe 1 reaches pre-
If temperature.
When test, heating member 51 can be first opened, so that central tube 1 and packer can achieve preset temperature.Then it drives
Dynamic driving assembly 3 expands packing element 9, and first pressure sensor 21 can be used in the contact stress value of packing element 9 and analog casing 2
It obtains, then makes packer two sides form pressure difference by pressure difference component, the size of pressure difference can be set according to design requirement
It is fixed, and pressure maintaining is for a period of time, whether the size that second pressure sensor 41 can measure pressure difference reaches design requirement, while may be used also
To judge whether the sealing effect of packer reaches requirement according to its voltage stabling control and voltage drop value, and then contact can be passed through
Stress value and sealing effect determine the best setting force of packer.It is appreciated that the acquisition of best setting force can be sealed meeting
When the pressure difference of device design requirement, the smallest setting force.The size of setting force can be obtained by contact stress value, for example,
When the pressure difference of experimental test packer is design requirement, setting force is in 10 tons, 20 tons, the sealing situations of 30 ton hour packing elements 9, and 10
Ton hour packing element 9 leaks, and 20 tons and 30 ton hour packing elements 9 seal effectively, at this time can be using 20 tons as the best seat of packer
Feng Li.
Packer test device provided in this embodiment, by the way that central tube, analog casing, driving assembly, pressure difference group is arranged
Part and temperature control component；Central tube includes the construction section for installing packer；Analog casing is set in outside central tube, and is simulated
Casing correspond to construction section position on be provided with first pressure sensor；Driving assembly includes driving end, and driving end is for pushing away
Dynamic packer realization is set, so that the packing element of packer is resisted against in first pressure sensor；Pressure difference component includes second pressure
Sensor, pressure difference component are used for the two sides in packing element and form pressure difference, and second pressure sensor is used to detect the size of pressure difference；Temperature control
Component includes heating member and temperature sensor, and heating member is used for heated center pipe, and temperature sensor is for inspection center's pipe
It is no to reach preset temperature, so as to simulate the course of work of the packer under different temperatures, the best setting force result that measures
It is more acurrate.
Further, packer test device further includes pedestal 6 and promotion cylinder 34；Central tube 1 further includes being located at peace
Fill the first segment 12 and second segment 13 at 11 both ends of section；Pedestal 6 seals the one end for being fixed on analog casing 2, forms installation on pedestal 6
Portion 61, mounting portion 61 are set in outside second segment 13, and the internal diameter of mounting portion 61 is equal with the outer diameter of second segment 13；It pushes away
The closed at one end of cylinder 34 is moved, and the end is connect with driving end；It pushes the other end of cylinder 34 to be set in outside first segment 12, and pushes cylinder
34 internal diameter is equal with the outer diameter of first segment 12；Drive end for pushing cylinder 34 to move towards mounting portion 61,
To squeeze packing element 9.
Specifically, pedestal 6 can be fixed on central tube 1 and analog casing 2 along one end of middle 1 extending direction of spool, pedestal 6
On could be formed with the mounting portion 61 of tubular, one end of central tube 1 can be protruded into mounting portion 61, which can also be resisted against bottom
On seat 6.Sealing ring can be set between pedestal 6 and analog casing 2, to play sealing function.Mounting portion 61 deviates from pedestal 6
One end can be resisted against the side of packing element 9；Driving cylinder 34 can be set in outside first segment 12, drive cylinder 34 close to mounting portion 61
One end can be resisted against the other side of packing element 9, when driving end movement, can push and squeeze packing element 9, realize the seat of packer
Envelope, the structure is simple, easy to accomplish.
Further, packer test device further includes limit assembly 7, and limit assembly 7 includes: that setting is pushing cylinder 34
Inner surface Elastic buckle and be arranged in first segment 12 outer surface card slot, when push cylinder 34 move to Elastic buckle
34 with card slot when engaging, and pushes 34 stop motion of cylinder, can complete to push cylinder 34 also persistently to apply to packing element 9 to push to avoid setting
Power avoids the destruction of packing element 9.Alternatively, it is also possible to prevent packing element 9 from stress relaxation occurs or transferred force under the action of pressure difference
It pushes on cylinder 34, and then influences the accuracy of test result.
It is appreciated that Elastic buckle 34 also can be set outside first segment 12, card slot, which can be set, to be pushed in cylinder 34.Limit
Hyte part 7 can also be self-locking ring structure common in the prior art.
Fig. 2 is the structural schematic diagram of the utility model packer test device embodiment two；Fig. 3 is temperature control component in Fig. 2
Operation schematic diagram；Fig. 4 is the structural schematic diagram of temperature control component in Fig. 2；Fig. 5 is the structural schematic diagram of driving assembly in Fig. 2；Please
In conjunction with Fig. 2 to Fig. 5, temperature control component further include: the first hydraulic pump 53 and the first fuel tank 54 being connect with the first hydraulic pump 53；Bottom
The intercommunicating pore 62 being connected to central tube 1 is formed on seat 6, the output end of the first hydraulic pump 53 passes through the first pipeline 55 and intercommunicating pore
62 are connected to, and are provided with heating member 51 on the first pipeline 55；Cylinder 34 is pushed to be provided with and the first fuel tank on the side wall at driving end
Second pipeline 56 of 54 connections；Temperature sensor 52 is arranged in the first pipeline 55.
Specifically, central tube 1 can be connected by the intercommunicating pore 62 of pedestal 6 and the first hydraulic pump 53, so as in
1 inside of heart pipe is hydraulically full, and heating member 51 can be set on the transfer pipeline of liquid, thereby may be ensured that fluid temperature reaches
Preset temperature, so that the temperature of central tube 1 can be more balanced.Liquid can in central tube 1 and the first fuel tank 54 into
Row circulation, to improve the utilization rate of liquid.First pipeline 55 and the second pipeline 56 can be energy common in the art
Enough structures for realizing transport liquid.The type of liquid can also there are many, for example, water, hydraulic oil etc., it is preferable that the first fuel tank
54 for storing silicone oil, and silicone oil can achieve higher temperature, and not pollute the environment.
It is preferably carried out mode as one kind, driving assembly 3 includes: hydraulic cylinder 31 and the second hydraulic pump 32, hydraulic cylinder
31 include cylinder body and piston rod, and one end of piston rod stretches out in cylinder body, and the end is fixedly connected with cylinder 34 is pushed；Second is hydraulic
Pump 32 output end connect with cylinder body, for cylinder body input hydraulic pressure oil to push piston rod.Specifically, hydraulic cylinder 31 and second
Hydraulic pump 32 can be structure common in the art, can export motive force by hydraulic cylinder 31 and promotion cylinder 34 is driven to realize
Packing element 9 is set, and the output of motive force is more steady.
Further, driving assembly 3 further include: third pressure sensor 33, third pressure sensor 33 are connect with cylinder body,
Motive force by detecting hydraulic cylinder 31 can also obtain the best motive force of the set packer under different temperatures.
In another embodiment, pressure difference component 4 includes: third hydraulic pump 42；Analog casing 2 is close to the position of pedestal 6
On be provided with third pipeline 43, third pipeline 43 is connect with third hydraulic pump 42, third hydraulic pump 42 be used for packing element 9, simulation
Hydraulic oil is injected in the annular space that casing 2 and pedestal 6 surround, i.e., forms height in the annular space of pedestal 6 in packing element 9
Pressure, the other side may remain in atmospheric pressure, and structure is simple, pressure difference easy to accomplish.
Fig. 6 is the structural schematic diagram of the utility model packer test device embodiment three.Incorporated by reference to Fig. 6, packer examination
Experiment device further includes controller 8, and controller 8 is connect with heating member 51 and temperature sensor 52, for judging temperature sensor 52
Temperature value whether reach preset temperature, if otherwise control 51 heated center pipe 1 of heating member, so as to realize automatically control,
Improve the degree of automation.
In addition, controller 8 can also be connect with driving assembly 3 and pressure difference component 4, automatic setting and Automatic-boosting are realized
Function further increases automatic degree.
The present embodiment also provides a kind of packer pilot system, comprising: packer and packer test device, packer
It is set in outside construction section 11.
Specifically, packer can be packer construction in the prior art, can have packing element 9, packing element 9 is by crowded
It may be implemented to set when pressure.The structure and function of packer test device can be same as the previously described embodiments, can specifically refer to
Above-described embodiment, details are not described herein.Packer can be set in outside construction section 11.
When test, heating member 51 can be first opened, so that central tube 1 and packer can achieve preset temperature.Then it drives
Dynamic driving assembly 3 expands packing element 9, and first pressure sensor 21 can be used in the contact stress value of packing element 9 and analog casing 2
It obtains, then makes packer two sides form pressure difference by pressure difference component 4, the size of pressure difference can be set according to design requirement
It is fixed, and pressure maintaining is for a period of time, whether the size that second pressure sensor 41 can measure pressure difference reaches design requirement, while may be used also
To judge whether the sealing effect of packer reaches requirement according to its voltage stabling control and voltage drop value, and then contact can be passed through
Stress value and sealing effect determine the best setting force of packer.
Packer pilot system provided in this embodiment, by the way that central tube, analog casing, driving assembly, pressure difference group is arranged
Part and temperature control component；Central tube includes the construction section for installing packer；Analog casing is set in outside central tube, and is simulated
Casing correspond to construction section position on be provided with first pressure sensor；Driving assembly includes driving end, and driving end is for pushing away
Dynamic packer realization is set, so that the packing element of packer is resisted against in first pressure sensor；Pressure difference component includes second pressure
Sensor, pressure difference component are used for the two sides in packing element and form pressure difference, and second pressure sensor is used to detect the size of pressure difference；Temperature control
Component includes heating member and temperature sensor, and heating member is used for heated center pipe, and temperature sensor is for inspection center's pipe
It is no to reach preset temperature, so as to simulate the course of work of the packer under different temperatures, the best setting force result that measures
It is more acurrate.
In the description of the present invention, it should be understood that term " center ", " longitudinal direction ", " transverse direction ", " length ", " width
Degree ", " thickness ", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outside",
The orientation or positional relationship of the instructions such as " clockwise ", " counterclockwise ", " axial direction ", " radial direction ", " circumferential direction " is based on the figure
Orientation or positional relationship is merely for convenience of describing the present invention and simplifying the description, rather than the dress of indication or suggestion meaning
It sets or element must have a particular orientation, be constructed and operated in a specific orientation, therefore should not be understood as to the utility model
Limitation.
In addition, term " first ", " second " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance
Or implicitly indicate the quantity of indicated technical characteristic.Define " first " as a result, the feature of " second " can be expressed or
Implicitly include at least one this feature." multiple " are meant that at least two, such as two in the description of the present invention,
It is a, three etc., unless otherwise specifically defined.
Finally, it should be noted that the above various embodiments is only to illustrate the technical solution of the utility model, rather than it is limited
System；Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should
Understand: it is still possible to modify the technical solutions described in the foregoing embodiments, or to some or all of
Technical characteristic is equivalently replaced；And these are modified or replaceed, it does not separate the essence of the corresponding technical solution, and this is practical new
The range of each embodiment technical solution of type.
Claims (10)
1. a kind of packer test device characterized by comprising central tube, analog casing, driving assembly, pressure difference component with
And temperature control component；
The central tube includes the construction section for installing packer；
The analog casing is set in outside the central tube, and the analog casing correspond to the construction section position on be arranged
There is first pressure sensor；
The driving component includes driving end, and the driving end is set for pushing packer to realize, so that the packer
Packing element is resisted against in the first pressure sensor；
The pressure difference component includes second pressure sensor, and the pressure difference component is used for the two sides in the packing element and forms pressure difference,
The second pressure sensor is used to detect the size of the pressure difference；
The temperature control component includes heating member and temperature sensor, and the heating member is for heating the central tube, the temperature
Degree sensor is for detecting whether the central tube reaches preset temperature.
2. packer test device according to claim 1, which is characterized in that further include pedestal and promotion cylinder；In described
Heart pipe further includes the first segment and second segment for being located at the construction section both ends；
The pedestal sealing is fixed on one end of the analog casing, forms mounting portion on the pedestal, the mounting portion is arranged
Outside the second segment, and the internal diameter of the mounting portion is equal with the outer diameter of the second segment；
It is described to push the closed at one end of cylinder, and the end is connect with the driving end；The other end for pushing cylinder is set in described
Outside first segment, and the internal diameter for pushing cylinder is equal with the outer diameter of the first segment；The driving end is for pushing
The promotion cylinder is moved towards the mounting portion, to squeeze the packing element.
3. packer test device according to claim 2, which is characterized in that it further include limit assembly, the limit group
Part include: be arranged in it is described push cylinder inner surface Elastic buckle and the outer surface that the first segment is set card slot,
When the promotion cylinder, which moves to the Elastic buckle, to be engaged with the card slot, the promotion cylinder stop motion.
4. packer test device according to claim 3, which is characterized in that the temperature control component further include: the first liquid
Press pump and the first fuel tank being connect with first hydraulic pump；
The intercommunicating pore being connected to the central tube is formed on the pedestal, the output end of first hydraulic pump passes through the first pipe
Road is connected to the intercommunicating pore, is provided with the heating member on first pipeline；It is described to push cylinder close to the driving end
The second pipeline being connected to first fuel tank is provided on side wall；The temperature sensor is arranged in first pipeline.
5. packer test device according to claim 4, which is characterized in that first fuel tank is for storing silicone oil.
6. according to the described in any item packer test devices of claim 2-4, which is characterized in that the driving component includes:
Hydraulic cylinder and the second hydraulic pump, the hydraulic cylinder include cylinder body and piston rod, and one end of the piston rod stretches out in described
Cylinder body, and the end is fixedly connected with the promotion cylinder；The output end of second hydraulic pump is connect with the cylinder body, is used for institute
Cylinder body input hydraulic pressure oil is stated to push the piston rod.
7. packer test device according to claim 6, which is characterized in that the driving component further include: third pressure
Force snesor, the third pressure sensor are connect with the cylinder body.
8. according to the described in any item packer test devices of claim 2-4, which is characterized in that the pressure difference component includes:
Third hydraulic pump；The analog casing is provided with third pipeline on the position of the pedestal, the third pipeline with it is described
The connection of third hydraulic pump, the third hydraulic pump are used for the annular surrounded to the packing element, the analog casing and the pedestal
Hydraulic oil is injected in space.
9. packer test device according to claim 1-4, which is characterized in that it further include controller, it is described
Controller is connect with the heating member and the temperature sensor, for judging whether the temperature value of the temperature sensor reaches
The preset temperature, if otherwise controlling the heating member heats the central tube.
10. a kind of packer pilot system characterized by comprising packer and the described in any item envelopes of claim 1-9
Every device experimental rig, the packer is set in outside the construction section.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821174997.2U CN208721346U (en) | 2018-07-24 | 2018-07-24 | Packer testing device and system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821174997.2U CN208721346U (en) | 2018-07-24 | 2018-07-24 | Packer testing device and system |
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| CN208721346U true CN208721346U (en) | 2019-04-09 |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110095219A (en) * | 2019-05-15 | 2019-08-06 | 清华大学 | A kind of packing element contact force test device |
| CN112903430A (en) * | 2021-01-18 | 2021-06-04 | 美昕医疗器械（上海）有限公司 | Sealing performance detection equipment and detection method for indwelling needle sleeve base |
| CN113310830A (en) * | 2020-02-26 | 2021-08-27 | 中国石油天然气股份有限公司 | Device and method for testing damage condition of outer surface of packer rubber cylinder |
| CN114061861A (en) * | 2020-08-04 | 2022-02-18 | 中国石油天然气集团有限公司 | Loading device for sealing rubber cylinder and sealing performance testing device for sealing rubber cylinder |
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2018
- 2018-07-24 CN CN201821174997.2U patent/CN208721346U/en active Active
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110095219A (en) * | 2019-05-15 | 2019-08-06 | 清华大学 | A kind of packing element contact force test device |
| CN110095219B (en) * | 2019-05-15 | 2020-04-28 | 清华大学 | Packer packing element contact force testing arrangement |
| CN113310830A (en) * | 2020-02-26 | 2021-08-27 | 中国石油天然气股份有限公司 | Device and method for testing damage condition of outer surface of packer rubber cylinder |
| CN113310830B (en) * | 2020-02-26 | 2023-03-24 | 中国石油天然气股份有限公司 | Device and method for testing damage condition of outer surface of packer rubber cylinder |
| CN114061861A (en) * | 2020-08-04 | 2022-02-18 | 中国石油天然气集团有限公司 | Loading device for sealing rubber cylinder and sealing performance testing device for sealing rubber cylinder |
| CN112903430A (en) * | 2021-01-18 | 2021-06-04 | 美昕医疗器械（上海）有限公司 | Sealing performance detection equipment and detection method for indwelling needle sleeve base |
| CN112903430B (en) * | 2021-01-18 | 2022-11-11 | 美昕医疗器械（上海）有限公司 | Sealing performance detection equipment and detection method for indwelling needle sleeve base |
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