CN104897349A - Device and method for testing sealing performance of packer rubber - Google Patents
Device and method for testing sealing performance of packer rubber Download PDFInfo
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- CN104897349A CN104897349A CN201510366665.9A CN201510366665A CN104897349A CN 104897349 A CN104897349 A CN 104897349A CN 201510366665 A CN201510366665 A CN 201510366665A CN 104897349 A CN104897349 A CN 104897349A
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Abstract
The invention relates to a device and a method for testing the sealing performance of a packer rubber. The device for testing the sealing performance of the packer rubber comprises an experiment case and a fixing assembly. The experiment case comprises a case body which is used for holding the packer rubber and a case cover which is arranged on the case body. The case cover can be contacted with the case body and can enclose the packer rubber with the case body. The fixing assembly can press down the case cover so as to enable the case cover and the case body to be contacted together. With the abovementioned device, the packer rubber can be effectively maintained in the experiment case, and the sealing performance of the retracting packer rubber can be effectively tested.
Description
Technical field
The present invention relates to drilling applications, particularly relate to a kind of packing element sealing property testing equipment.The invention still further relates to the packing element sealing property method of testing using this packing element sealing property testing equipment.
Background technology
Blowout be in-hole fluid under pressure, be ejected into a kind of phenomenon outside well head uncontrollably.Packing element in contraction type packer is the critical elements ensureing packer effective sealing, for shutoff well head to prevent the generation of blowout phenomenon.But, only have when the drilling rod of packing element and well head is closely sealed, effectively could prevent the generation of gas blowout accident, otherwise effective plugging effect can not be played.
Better in order to ensure the sealing property of the packing element of actual use, test by the sealing property of packing element sealing property testing equipment to packing element, and good for sealing property packing element is used in well.Packing element remains in experimental box by means of only the structure of the experimental box holding packing element itself by packing element sealing property testing equipment in the prior art.The intensity of this structure is very limited, when pressurizeing in experimental box, packing element very easily ejects outside experimental box by pressure, causes the failure of an experiment, cause user effectively cannot record the sealing property of packing element, and very easily jeopardize the personal safety of user.
Therefore, a kind of packing element sealing property testing equipment that packing element effectively can be remained in experimental box is needed.
Summary of the invention
For the problems referred to above, the present invention proposes a kind of packing element sealing property testing equipment, packing element effectively can be remained in experimental box by using this packing element sealing property testing equipment.The invention allows for a kind of packing element sealing property method of testing using this packing element sealing property testing equipment to test the sealing property of packing element.
According to a first aspect of the invention, propose a kind of packing element sealing property testing equipment, comprise: experimental box, experimental box comprises the casing for holding packing element, with the case lid on the opening being arranged at casing, case lid can contact to surround packing element together with casing with casing, and fixation kit, and fixation kit can press down case lid and contact to keep case lid and casing.
By this packing element sealing property testing equipment, when packing element has the trend backing down case lid, be arranged at the fixation kit contacted above case lid and with case lid and apply pressure to case lid, to eliminate case lid by the trend backed down.Thus, can prevent case lid from being backed down by packing element, and can effectively packing element be remained in experimental box.Such a construction ensures the sealing property that packing element sealing property testing equipment effectively can record packing element, and ensure that the personal safety of user.
In one embodiment, fixation kit comprises and can be pressed on case lid with the casting die keeping case lid and casing to contact.Described casting die is pressed on case lid, can prevent case lid from being backed down by packing element.
In one embodiment, fixation kit also comprises the guide pole vertically running through casing, case lid and casting die, and case lid and casting die can move along guide pole.This structure makes casing, not easily misplaces between case lid and casting die, thus ensure that packing element can effectively remain in experimental box.In addition, guide pole also facilitates user and assembles casing, case lid and casting die.
In one embodiment, fixation kit also comprises the first applicator be arranged under casting die, and the first applicator can vertically extend to push casting die, makes casting die increase.First applicator pushes casting die, casting die can be raised up to the position do not contacted with casing, now can put into packing element in casing, or be taken out in casing by packing element.
In one embodiment, fixation kit also comprises the base be fixedly installed under casting die, and the first applicator is arranged between casting die and base also can extend to withstand casting die and base simultaneously.First applicator withstands casting die and base simultaneously, can promote casting die, make casting die increase based on securing base, ensure that casting die can be stablized and successfully lift thus.
In one embodiment, the first applicator comprises the first housing be arranged on base, and is contained in the first jacking block in the first housing, and wherein, the first jacking block can vertically reach outside the first housing to withstand on casting die.Stably can push casting die in this way, casting die is moved straight up.
In one embodiment, fixation kit also comprises the second applicator be arranged on casting die, and the second applicator can extend to press down casting die, keeps the case lid that is arranged under casting die and casing to contact thus.Press down casting die by the second applicator, case lid and casting die can be made together to move downwardly to case lid and contact with casing, thus packing element successfully can be pressed in casing.In addition, in the process of the sealing property of test packing element, the second applicator can also push down casting die always, makes casting die more stably be pressed on case lid, prevent case lid and casing to be separated further, thus prevent packing element unpredictably to deviate from outside casing further.
In one embodiment, fixation kit also comprises the top board be fixedly installed on casting die, and the second applicator is arranged between casting die and top board also can extend to withstand casting die and top board simultaneously.Second applicator withstands casting die and top board simultaneously, casting die can be promoted based on securing top board, casting die is declined, can effectively packing element be pressed in casing thus, and can in the process of the sealing property of test packing element, packing element is remained in experimental box, and make its can not occur unexpected deviate from.
In one embodiment, the second applicator comprises the second housing be arranged on casting die, and is contained in the second jacking block in the second housing, and wherein, the second jacking block can vertically reach outside the second housing to withstand on top board.Second jacking block withstands on top board, and top board is fixed, and casting die is mobilizable, and casting die oppositely will be pushed by the second jacking block thus, and case lid effectively can be contacted with casing.
According to a second aspect of the invention, propose a kind of packing element sealing property method of testing, it can use above-mentioned packing element sealing property testing equipment, packing element sealing property method of testing comprises: step one: put into by packing element in casing, step 2: to make case lid surround packing element together with casing on opening case lid and fixation kit being set to casing, step 3: apply the radially inner setting force along packing element to packing element, to make packing element radial shrinkage and to contact with the drilling rod be sheathed in packing element, step 4: the contact position to packing element and drilling rod arranges fluid, the sealing property between packing element and drilling rod is detected by test fluid state.By this packing element sealing property method of testing, can effectively packing element be remained in experimental box.
Compared with prior art, the advantage of packing element sealing property method of testing of the present invention is: (1) is when packing element has the trend backing down case lid, to be arranged at above case lid and to apply pressure to the fixation kit contacted to case lid with case lid, to eliminate case lid by the trend backed down; (2) can prevent case lid from being backed down by packing element, and can effectively packing element be remained in experimental box; (3) ensure that packing element sealing property testing equipment effectively can record the sealing property of packing element, and ensure that the personal safety of user.
Accompanying drawing explanation
Also will be described in more detail the present invention with reference to accompanying drawing based on embodiment hereinafter.Which show:
Fig. 1 is the embodiment structural representation under a state of packing element sealing property testing equipment of the present invention;
Fig. 2 is the structural representation of an embodiment under another state of packing element sealing property testing equipment of the present invention;
Fig. 3 is the one-piece construction schematic diagram of an embodiment of packing element sealing property testing equipment of the present invention.
In the accompanying drawings, identical parts use identical Reference numeral.Accompanying drawing is not according to the scale of reality.
Embodiment
Below in conjunction with accompanying drawing, the invention will be further described.
Fig. 1 and Fig. 2 show schematically show the general structure of packing element sealing property testing equipment 100 of the present invention.
Packing element sealing property testing equipment 100 comprises experimental box.Experimental box is made up of the case lid 12 on the casing 11 being provided with opening and the opening being arranged on casing 11.After the packing element 30 carrying out testing is put in casing 11, case lid 12 is covered on the opening of casing 11, so that packing element 30 is enclosed in experimental box.
When the sealing sealing property test carrying out packing element 30, needs are exerted pressure to first between packing element 30 and casing 11 diapire usually, and chamber 40 (see Fig. 3) is interior pressurizes.To first exert pressure pressurization in chamber 40 state under, the first fluid pressure of exerting pressure inside, chamber 40 will produce towards upper expulsive force packing element 30.In order to ensure packing element 30 can remain in experimental box the case lid 12 on its top can not be backed down and unexpected deviate from, packing element sealing property testing equipment 100 of the present invention also comprises fixation kit.
Fixation kit comprises the casting die 81 be arranged on case lid 12.When being put in casing 11 by packing element 30, casting die 81 presses down case lid 12, and presses down packing element 30 thus, and packing element 30 can be entered in casing 11 smoothly.
In addition, in the process of sealing sealing property test of carrying out packing element 30, case lid 12 pushed down downwards by casting die 81.When packing element 30 has the trend moved upward, the barrier force that the case lid 12 pushed down by casting die 81 can give packing element 30 downward, to offset this movement tendency, thus prevent packing element 30 unpredictably to deviate from outside experimental box in test process, and ensure that carrying out smoothly of test thus, and ensure that the personal safety of user.
Preferably, above casting die 81, be provided with top board 83, between top board 83 and casting die 81, be provided with the second applicator.Second applicator can extend to withstand casting die 81 with its lower end, and withstands top board 83 with its upper end.Top board 83 is fixing, and casting die 81 is mobilizable, and therefore under the effect of the second applicator, top board 83 keeps motionless, and casting die 81 can be under pressure and move downward or have the trend moved downward.
Wherein, when shown in Fig. 1, the second applicator pushes casting die 81, and casting die 81 is moved downward, until shown in Fig. 2, is pressed into by packing element 30 in casing 11, and case lid 12 contacts with casing 11 and is enclosed in wherein by packing element 30.
In the process of sealing sealing property test of carrying out packing element 30, as shown in Figure 2, the second applicator keeps extending and withstands the state of casting die 81 and top board 83, prevents packing element 30 unpredictably to deviate from outside casing 11 thus further.
In addition, as shown in Figure 1, fixation kit also comprises the guide pole 84 vertically running through casing 11, case lid 12 and casting die 81.Guide pole 84 and envelope are fixing, and case lid 12 and casting die 81 can be vertically movable under the guiding of guide pole 84.By this structure, casting die 81 can be moved downwardly to smoothly and press down case lid 12, case lid 12 is effectively contacted with casing 11, and packing element 30 is remained on wherein.By this structure still case lid 12 and casting die 81 can upwards be raised up to the position not hindering and taken out by packing element 30 smoothly.This is more convenient for user to operate packing element sealing property testing equipment 100.
In addition, also can be as shown in Figure 1, guide pole 84 is made vertically upwards to extend further and run through top board 83, such can install top board 83 time, pre-determined bit is carried out to top board 83, can be arranged at easily on casting die 81, and make the second applicator can push up casting die 81 and top board 83 easily.
Here should be appreciated that, " fixing " mentioned here is not non-removable, and it means a kind of state that position or form after mounting can not change.Such as, as shown in Figure 3, guide pole 84 and top board 83 are linked together by the nut being arranged on top board about 83 both sides.After top board 83 and guide pole 84 link together, top board 83 is stiff, but after being pulled down by the nut above guide pole 84, top board 83 can be taken off.
As shown in Figure 1, the second applicator is preferably multiple, and multiple second applicator is symmetrical in guide pole 84 arranges, more evenly and stably to press down casting die 81.
Second applicator comprises the second housing 87 be fixedly installed on casting die 81, and is contained in the second jacking block 88 in the second housing 87.Second jacking block 88 can protrude upward to the second housing 87, and extends to top on top board 83.This structure makes the second applicator can stably be placed on casting die 81, and the second jacking block 88 upwards extends and oppositely pushes casting die 81, and test process can be made thus more stable.
In order to after test terminates, easily casting die 81 can be lifted, the first applicator can also be set in the below of casting die 81.First applicator can extend to push casting die 81, can move up.Thus, casting die 81 is no longer pressed on case lid 12, and user can open case lid 12 like a cork.
In addition, also casting die 81 and case lid 12 can be linked together, such as, by screw or be bolted together.Like this when lifting casting die 81, case lid 12 also can be lifted together and open experimental box, is more convenient for user to operate packing element sealing property testing equipment 100.
Fixation kit also preferably includes base 82, and base 82 is fixing in the horizontal plane, and carries casing 11, can also carry the first applicator simultaneously.
Preferably, base 82 is also directed to bar 84 and vertically runs through.First base 82 can be arranged in the horizontal plane, and then guide pole 84 and base 82 are linked together, just can ensure that guide pole 84 is vertically, facilitates and installs guide pole 84 thus easily.
The state of the packing element sealing property testing equipment 100 at the end of Fig. 2 shows test.Now make the first applicator extend with the casting die 81 pushing its top, and casting die 81 is raised up to position as shown in Figure 1.Case lid 12 can lift with casting die 81, can take out packing element 30 easily thus.If also had if required, other packing element 30 can also be put into and carry out other sealing sealing property test.
First applicator also can be multiple, and multiple first applicator is symmetrical arranged relative to guide pole 84.Can more stably lift casting die 81 like this.
As shown in Figure 1, the first applicator comprises the first housing 85 be fixed together with base 82, and to be contained in the first housing 85 and can to extend to first jacking block 86 of top to casting die 81.This structure makes the first applicator can stably be placed on base 82, and the first jacking block 86 upwards extends to push casting die 81, casting die 81 is lifted, makes test process more stable thus.
Here should be appreciated that, the first applicator and the second applicator can be lifting jack.As shown in Figure 3, when needs press down casting die 81, lifting jack is arranged between casting die 81 and top board 83, to form the second applicator.And when lifting casting die 81 on needs, lifting jack is arranged between casting die 81 and base 82, to form the first applicator.That is to say, the first applicator and the second applicator need not be set simultaneously.
In addition, Fig. 3 schematically illustrates an embodiment of packing element sealing property testing equipment 100 of the present invention.
The experiment drilling rod 20 that packing element sealing property testing equipment 100 comprises experimental box 10 and is contained in described experimental box 10.As shown in Figure 1, when testing packing element 30, packing element 30 is put in packing element 30 in the mode be socketed in outside experiment drilling rod 20.
Experimental box 10, experiment drilling rod 20 and packing element 30 can form simulation packer, and it is the model of the packer of actual use for it, with thinking that packing element 30 simulates the true environment be similar to when using in well.
When testing, first on the periphery wall of packing element 30, apply the radially inner setting force along packing element 30, to make packing element radial shrinkage to contacting with sheathed experiment drilling rod 20 within it, thus packing element is set on experiment drilling rod.
Be formed with first to exert pressure chamber 40 in the downside of packing element.As shown in Figure 1, when packing element not yet sets, the first chamber 40 of exerting pressure is connected with packing element 30 and the space of testing between drilling rod 10.Packing element sealing property testing equipment 100 also comprises the first pressure control assembly, and the first pressure control assembly is communicated to first and exerts pressure in chamber 40.When packing element sets, the space between itself and experiment drilling rod is eliminated, and contacts with experiment drilling rod to make packing element.Now, the chamber 40 of exerting pressure, contact position and first of packing element and experiment drilling rod is connected.Now, first exert pressure chamber 40 be sealing.
The contact position of packing element and experiment drilling rod can be expressed to the first input fluid to fluid in chamber 40 of exerting pressure by the first pressure control assembly.If packing element is squeezed and is deformed into again forms space between packing element and experiment drilling rod, so now the first chamber 40 of exerting pressure will no longer seal, and fluid can enter even through space.This illustrates that the sealing property of packing element is poor.This packing element is used in well, the generation of blowout phenomenon cannot be avoided.If packing element is subject to fluid compression and still can fits tightly with experiment drilling rod, under make first to exert pressure state that chamber 40 remains on sealing, so namely, illustrate that the sealing property of packing element is better, use this packing element effectively can prevent the generation of blowout phenomenon, ensure that the safety of operating personnel.
First pressure control assembly comprises the first fluid pump 50 that chamber 40 of exerting pressure with first is connected.Fluid is pumped into first by first fluid pump 50 and exerts pressure in chamber 40, first effectively can be made to exert pressure in chamber 40 and be full of the fluid with certain static pressure.In addition, conveniently operating personnel operates first fluid pump 50, first fluid pump 50 can be arranged at outside experimental box, and is provided with and is communicated with first fluid pump 50 and first and exerts pressure first communicating pipe 52 in chamber 40.
First pressure control assembly also comprises the first manograph 51 being arranged on and also can detecting the pressure of the fluid in the first communicating pipe 52 the first communicating pipe 52.Owing to exerting pressure the first communicating pipe 52 and first, chamber 40 is connected, and namely the hydrostatic pressure therefore in the first communicating pipe 52 of recording of the first manograph 51 is the first hydrostatic pressure of exerting pressure in chamber 40.If packing element 30 effectively contacts with experiment drilling rod 20, so the first chamber 40 of exerting pressure will remain in sealing state, and such first hydrostatic pressure of exerting pressure in chamber 40 can not change.If packing element 30 sets failure, first fluid of exerting pressure in chamber 40 cannot remain on first completely and exert pressure in chamber 40, so the first sealing state of exerting pressure chamber 40 will be destroyed, thus the pressure surge that the first manograph 51 is recorded is comparatively large, or pressure is significantly less than the first hydrostatic pressure of exerting pressure in chamber 40 of sealing.Effectively can learn whether the sealing property of packing element meets the needs of borehole operation by this structure.
Here should be appreciated that, can, according to the needs of operation in well, make fluid have predetermined fluid pressure, situation about spraying with certain pressure with simulation well inner fluid.More effectively and exactly can obtain the sealing property of packing element thus.Here predetermined fluid pressure can be 14MPa.If the pressure that the first manograph 51 records and predetermined fluid pressure unanimous on the whole, and difference is no more than ± 0.5MPa, so judges that packing element possesses enough sealing properties.
Between the periphery wall and the inwall of experimental box of packing element, be also formed with second to exert pressure chamber.Packing element sealing property testing equipment also comprises the second pressure control assembly that chamber of exerting pressure with second is connected.Second pressure control assembly to be exerted pressure the fluid sent in chamber and have certain static pressure to second, to produce the setting force promoting packing element, packing element is radially-inwardly shunk and sets on experiment drilling rod.The static pressure being injected into the fluid that second exerts pressure in chamber is preferably 4MPa, to simulate the setting force on the periphery wall being applied to the packing element in well when reality uses.
Here should be appreciated that, packing element sealing property testing equipment 100 of the present invention can be tested the packing element of different inner diameters size.When the packing element that test internal diameter is larger, the drilling rod that the diameter using the packing element larger with internal diameter to match is larger.And when the packing element that test internal diameter is less, the drilling rod that the diameter using the packing element less with internal diameter to match is less.Because the packing element that internal diameter is less has corresponding less external diameter usually, therefore in order to ensure that setting force can effectively be applied on packing element, can be outer sheathed one or more in order to sealing and the filling member (as shown in Figure 1) of transmitting force again at the less packing element of external diameter, filling member is preferably other internal diameters or the larger packing element of external diameter.
Second pressure control assembly comprises second fluid pump 60, and is communicated with second fluid pump 60 and second and exerts pressure second communicating pipe 62 in chamber.Second fluid pump 60 to be exerted pressure pumping fluid in chamber to second, sets to make packing element.Operate second fluid pump 60 for the convenience of the users, second fluid pump 60 is arranged at outside experimental box 10, and be connected together with chamber of the second communicating pipe 62 second fluid pump 60 and second being exerted pressure.
As shown in Figure 1, the second pressure control assembly also comprises the second manograph 61 be arranged on the second communicating pipe 62.Second manograph 61 can record the hydrostatic pressure in the second communicating pipe 62.Owing to exerting pressure the second communicating pipe 62 and second, chamber is connected, and the hydrostatic pressure therefore in the second communicating pipe is the second hydrostatic pressure of exerting pressure in chamber.By reading the pressure data that the second manograph 61 records, can learn whether the second fluid of exerting pressure in chamber is stably applying setting force to packing element.
As shown in Figure 1, packing element sealing property testing equipment 100 also comprises temperature-controlling component.Temperature-controlling component comprises and surrounds experimental box 10 and the experiment drilling rod 20 of inside thereof and the housing of packing element 30, and comprises the thermosistor being connected the temperature controlled in housing with housing.Temperature in housing is the experiment drilling rod 20 of experimental box 10 and inside thereof and the environment temperature residing for packing element 30.
In well in operation process, different fluid has different temperature usually, and such as drilling fluid has lower temperature, and oil has higher temperature.In order to ensure that packing element can adapt to multiple fluid temperature and multiple well environment temperature, need ensure that packing element all can be remained valid under temperature environment within the specific limits and setting.Therefore, by thermosistor, the temperature in housing need be adjusted to predetermined temperature, even multiple predetermined temperature, tests the sealing property between packing element and drilling rod.The minimum temperature of predetermined temperature here can arrive-20 DEG C, and maximum temperature can arrive 120 DEG C.
Preferably, as shown in Figure 1, housing comprises the base plate 72 it carrying experimental box 10, and covers on the overhead guard 71 on experimental box 10 and base plate 72.Overhead guard 71 has opening down, and contacts with base plate 72 enclosure-type.Experimental box 10 can be put in this housing by user easily, and is tested the sealing property of the packing element be under different temperatures environment by the temperature controlled in housing.
Preferably, first fluid pump 50 and second fluid pump 60 are arranged on the outside of housing, as shown in Figure 1, be arranged on the outside of overhead guard 71, and make and extend through overhead guard 71 first communicating pipe 52 and to exert pressure chamber 40 to be communicated with first fluid pump 50 and first, make and extend through overhead guard 71 second communicating pipe 62 and to exert pressure chamber to be communicated with second fluid pump 60 and second.Like this, operating personnel can operate first fluid pump 50 and second fluid pump 52 more easily.
In addition, also the first manograph 51 can be arranged on the outside of housing, as shown in Figure 1, be arranged on the outside of overhead guard 71, and be connected on the first communicating pipe 52.Second manograph 61 is arranged on the outside of housing, as shown in Figure 1, is arranged on the outside of overhead guard 71, and be connected on the second communicating pipe 62.Like this, operating personnel can observe the first manograph 51 and the pressure measured by the second manograph 61 more easily.
Base 82 can be arranged on base plate 72, with base plate 72 for installation base plate.As shown in Figure 3, whole fixation kit is all arranged in stay-warm case 71.
Use the method for testing of packing element sealing property testing equipment 100 as follows.
Apply the radially inner setting force along packing element 30 to packing element 30, to make packing element 30 radial shrinkage and to contact with the experiment drilling rod be sheathed in packing element 30, namely packing element 30 sets on experiment drilling rod.
Fluid is injected to described packing element 30 and the contact position of experiment drilling rod, to detect the sealing property between described packing element 30 and experiment drilling rod from the side of packing element 30.
After this, fluid in container cavity can be discharged to terminate test, after expulsion of the fluid, then shed the setting force on the periphery wall acting on packing element 30.The anti-fluid of such energy is ejected into outside packer, ensure that the security of test process.
Preferably, keep the schedule time, then the fluid of discharging in container cavity is to terminate test.Such fluid that can make remains on packing element 30 and the contact position schedule time of testing drilling rod, with situation in simulation well more truly, and packing element 30 can be made fully to be out of shape, to test the hydrodynamic pressure whether packing element 30 can bear the schedule time.Here the schedule time can be 1min.
Repeat above-mentioned steps and effectively can carry out test of many times to the sealing property of packing element 30, to test the fatigue behaviour of packing element 30.Such as can repeated test 300 times, more adequately to obtain the fatigue behaviour of packing element 30.
Can effectively be tested the sealing property of packing element 30 by above-mentioned packing element sealing property method of testing, to ensure that the packing element 30 used in well is the packing element 30 with the sealing property be suitable for needed for borehole operation.
The sealing property of packing element effectively can be recorded by packing element sealing property testing equipment of the present invention.
Although invention has been described with reference to preferred embodiment, without departing from the scope of the invention, various improvement can be carried out to it and parts wherein can be replaced with equivalent.Especially, only otherwise there is structural hazard, the every technical characteristic mentioned in each embodiment all can combine in any way.The present invention is not limited to specific embodiment disclosed in literary composition, but comprises all technical schemes fallen in the scope of claim.
Claims (10)
1. a packing element sealing property testing equipment, comprising:
Experimental box, described experimental box comprises the casing for holding packing element, and the case lid on the opening being arranged at described casing, and described case lid can contact to surround packing element together with described casing with casing, and
Fixation kit, described fixation kit can press down described case lid and contact to keep described case lid and described casing.
2. proving installation according to claim 1, is characterized in that, described fixation kit comprises and can be pressed on described case lid with the casting die keeping described case lid and casing to contact.
3. proving installation according to claim 2, is characterized in that, described fixation kit also comprises the guide pole vertically running through described casing, case lid and casting die, and described case lid and casting die can move along described guide pole.
4. the proving installation according to Claims 2 or 3, is characterized in that, described fixation kit also comprises the first applicator be arranged under described casting die, and described first applicator can vertically extend to push described casting die, makes described casting die increase.
5. proving installation according to claim 4, it is characterized in that, described fixation kit also comprises the base be fixedly installed under described casting die, and described first applicator is arranged between described casting die and base also can extend to withstand described casting die and base simultaneously.
6. proving installation according to claim 5, is characterized in that, described first applicator comprises the first housing be arranged on described base, and is contained in the first jacking block in described first housing,
Wherein, described first jacking block can vertically reach outside the first housing to withstand on described casting die.
7. the proving installation according to any one of claim 2 to 6, it is characterized in that, described fixation kit also comprises the second applicator be arranged on described casting die, described second applicator can extend to press down described casting die, to keep being arranged at described case lid under described casting die and casing contacts.
8. proving installation according to claim 7, it is characterized in that, described fixation kit also comprises the top board be fixedly installed on described casting die, and described second applicator is arranged between described casting die and top board also can extend to withstand described casting die and top board simultaneously.
9. proving installation according to claim 8, is characterized in that, described second applicator comprises the second housing be arranged on described casting die, and is contained in the second jacking block in described second housing,
Wherein, described second jacking block can vertically reach outside the second housing to withstand on described top board.
10. a packing element sealing property method of testing, it uses the packing element sealing property testing equipment according to any one of claim 1 to 9, and described packing element sealing property method of testing comprises:
Step one: described packing element is put in casing,
Step 2: to make described case lid surround described packing element together with casing on the opening described case lid and fixation kit being set to described casing,
Step 3: apply the radially inner setting force along packing element to packing element, to make packing element radial shrinkage and to contact with the drilling rod be sheathed in described packing element,
Step 4: the contact position to described packing element and drilling rod arranges fluid, detects the sealing property between described packing element and drilling rod by test fluid state.
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| CN201510366665.9A CN104897349B (en) | 2015-06-29 | 2015-06-29 | Packing element sealing property testing equipment and sealing performance test method |
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| CN201510366665.9A CN104897349B (en) | 2015-06-29 | 2015-06-29 | Packing element sealing property testing equipment and sealing performance test method |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112611640A (en) * | 2020-10-22 | 2021-04-06 | 西南石油大学 | Device and method for testing high-temperature compression performance of variable-specification multi-size rubber cylinder |
| CN116973038A (en) * | 2023-09-25 | 2023-10-31 | 爱德曼氢能源装备有限公司 | Testing device for parts of fuel cell system |
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| CN204386552U (en) * | 2015-01-08 | 2015-06-10 | 陕西创源石油科技有限公司 | The manual blowout preventer pressure-testing packer in a kind of down-hole |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112611640A (en) * | 2020-10-22 | 2021-04-06 | 西南石油大学 | Device and method for testing high-temperature compression performance of variable-specification multi-size rubber cylinder |
| CN112611640B (en) * | 2020-10-22 | 2022-05-17 | 西南石油大学 | Device and method for testing high-temperature compression performance of variable-specification multi-size rubber cylinder |
| CN116973038A (en) * | 2023-09-25 | 2023-10-31 | 爱德曼氢能源装备有限公司 | Testing device for parts of fuel cell system |
| CN116973038B (en) * | 2023-09-25 | 2024-01-02 | 爱德曼氢能源装备有限公司 | Testing device for parts of fuel cell system |
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