CN206002539U - A kind of rock core hydration swelling analyzer - Google Patents
A kind of rock core hydration swelling analyzer Download PDFInfo
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- CN206002539U CN206002539U CN201621049817.9U CN201621049817U CN206002539U CN 206002539 U CN206002539 U CN 206002539U CN 201621049817 U CN201621049817 U CN 201621049817U CN 206002539 U CN206002539 U CN 206002539U
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- rock core
- hydration swelling
- cup
- oil conservator
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Abstract
The utility model is related to a kind of rock core hydration swelling analyzer, including bottom, bearing disc, feeler lever, feeler lever piston, impregnator, pressurizing piston, pressure gauge, offset table, valve, adjustment of displacement module, balancing controls, pressurized handgrip, oil reservoir cap, oil conservator and cup.Rock core hydration swelling analyzer of the present utility model has the following advantages compared with prior art：The rock core hydration swelling analyzer can provide initial pressure when testing initial on experiment rock core, reduce the systematic error of experiment starting stage, efficiently solve a unanalyzable difficult problem for experiment starting stage hydration swelling.The rock core hydration swelling analyzer passes through hydraulic pressure transfer, has calculated the hydration swelling power of rock core, there is provided a kind of method of succinct test hydration swelling power.The rock core hydration swelling analyzer determines expansion displacement amount and the hydration swelling power of rock core simultaneously, and instrumentation is easy, and small volume is easy to carry, as a result accurately.
Description
Technical field
The utility model is related to a kind of analysis in drilling stratum mud shale detecting instrument field and determines rock core hydration swelling
Rock core hydration swelling analyzer, is particularly well-suited to determine the hydration swelling height of hydration swelling power and rock core of the fluid to rock core.
Background technology
The stratum 75% met by drilling well is made up of mud shale, and in mud shale section, therefore 90% borehole well instability occurs
Impact evaluation method of the drilling fluid to mud shale rejection is extremely important.The indoor evaluation method of drilling fluid inhibition compares
Many, the method that commonly uses a few days ago has shale rolling rate of recovery method, volumetric expansion method, methylene blue specific surface area method and HTHP swollen
Swollen method.At present, it is used for drilling fluid both at home and abroad and shale expansion instrument is mainly to the evaluating apparatus of rock core inhibition, investigates this part
, there are two subject matters in instrument：One be due to not to inductor increase initial pressure, it is impossible to ensure expansion the incipient stage sense
Device is answered to completely attach to rock core；Two be that instrument mostly determines is expansion displacement, it is impossible to analyze expansive force.
2 Yue Zhong petroleum exploration and development research institute Li Ronghuas in 2002 etc. obtain utility model《Intelligent dilatometer》, patent public affairs
The number of opening CN2478097.The utility model is made up of support, liquid pool, measuring cylinder, clamping regulating positioning device, sensor, support by
Crossbeam, column, base and base plate composition, on column, column is fixed on base plate crossbeam, and liquid pool is placed on base plate
Base groove in, measuring cylinder is installed in liquid pool, piston be located at measuring cylinder in, clamping regulating positioning device be arranged on crossbeam
On, sensor is fixed by regulating positioning device is clamped, one end of sensor and piston contact, and the other end is connected with measuring appliance.Should
Instrument can determine hydration swelling height, but on the one hand not can determine that experiment starts sensor and rock core close contact, the opposing party
The size of expansive force can not be detected in face.
The elementary acquisition utility model of the codimension of in May, 2005《Contactless HTHP Intelligent dilatometer》, patent publication No.
CN2700883.The utility model overcomes existing normal temperature and pressure and high-temperature high pressure dilatometer can not truly and accurately describe well
The expansion status of lower condition clay, experimental error are big, not calculable to the anti-expansion effect of clay after addition clay inhibitor
Problem.But the utility model still cannot eliminate the systematic error problem brought by contact of the sensor with clay.
In September, 2008 Qu Yingjun etc. obtains granted patent high-temperature high pressure dilatometer, patent publication No. CN101261214.Should
Invention solves that common contact-type dilatometer accuracy of detection is high, lacking of cannot working under contactless dilatometer hot conditions
Point, but expansive force can not be detected.
In December, 2009 Changjiang Academy of Sciences, Changjiang Water Conservancy Committee Zhu Jie soldier etc. obtains utility model《Full-automatic rock expansion
Force tester》, patent publication No. CN201359541.The utility model has invented special axial force loading system, improves swollen
Expansive force tests achievement accuracy.But its defect includes：(1) the instrument adopts spring pressurization, and spring fatigue degree is affected on result
Larger, due to determining when to need to change spring, it is thus possible to result is produced and is had a strong impact on；(2) rock core cannot be determined
Expansion height.
6 Yue Zhong petroleum drilling engineering Institute for Research and Technology Sun Jin life in 2011 etc. obtains utility model《A kind of novel intelligent is high
Warm high pressure dilatometer》, patent publication No. CN201852776U.The utility model rock core pressure bar is arranged on the top of rock core, rock core
The both sides of rock core pressure bar and rock core are set on, rock core is arranged on the top of rock core cup bottom, without pressue device, can not survey
Determine expansive force.
In November, 2011 China University of Geosciences (Wuhan) Nie Liangzuo et al. obtains patent of invention《A kind of dilatometer》, patent public affairs
The number of opening CN102230931A.The dilatometer that the invention is provided can observe simultaneously soil sample vertically to and horizontal direction dilatancy, but
Expansive force cannot be determined.
In November, 2014 SanXia University Liu Jie etc. obtains utility model《A kind of dilatometer》, patent publication No.
CN203940823U.The dilatometer is suitable for until field work, can be quickly detected rough experimental data, and accuracy is higher,
But expansive force cannot be determined.
Chu Qi of in April, 2015 etc. obtains the utility model patent for authorizing《A kind of shale expansion with automatic sample-adding system
Instrument》, patent publication No. CN204269626U.The utility model provides a kind of shale expansion instrument with automatic sample-adding system,
Operating procedure is simplified, the experimental error that human factor in experimentation is caused is reduced, but can not be in experiment just to inductor
Initial pressure is provided.
Content of the invention
For the weak point of above-mentioned many dilatometers, the utility model provides a kind of rock core hydration swelling analyzer.Should
Analyzer devises pressue device, can increase initial pressure, with the system of lowering apparatus before experiment starts on inductor
Error；The hydration swelling height of fluid hydration swelling power and rock core to rock core is determined simultaneously can.
The technical solution of the utility model is：
A kind of rock core hydration swelling analyzer, including bottom 1, bearing disc 2, feeler lever 3, feeler lever piston 4, impregnator 5, pressurization
Piston 6, pressure gauge 7, offset table 8, valve 10, adjustment of displacement module 12, pressurized handgrip 14, oil reservoir cap 15,16 and of oil conservator
Cup 18, wherein：Oil conservator 16 is fixedly connected on the closure of the top of cup 18, be provided with inside oil conservator 16 axially through
Shoe cream room and plunger shaft, pressurizing piston 6 are arranged in the shoe cream room on top and are constituted the sealing that slides axially with shoe cream room and coordinate；Plus
Pressure handle 14 is acted in pressurizing piston 6 by the pressured column that is threadeded with 16 top oil reservoir cap 15 of oil conservator；Cup 18
Top closure with its above oil conservator 16 plunger shaft insertion；Feeler lever piston 4 is placed in the work of oil conservator 16 and 18 insertion of cup
Plug chamber in, and with plunger shaft slide axially sealing coordinate；Feeler lever 3 and bearing disc 2 are sequentially connected to downwards the bottom of feeler lever piston 4
Portion；Bottom 1 is sealedly attached to 18 bottom of cup, and 1 top of bottom arranges specimen cup, and specimen cup and 2 structure of bearing disc above which
Become extrusion fit；Offset table 8 and adjustment of displacement module 12 are arranged on outside cup 18, and adjustment of displacement module 12 and feeler lever piston
4 compositions are linked；Impregnator 5 is arranged on the outer top of cup 18 or the outer bottom of oil conservator 16, impregnator 5 by runner with
Annular space connection in cup 18；Valve 10 and pressure gauge 7 are arranged on outside the shoe cream room of oil conservator 16, and the oil storage with oil conservator 16
Chamber connects.
Such scheme is further included：
Adjustment block is set in the adjustment of displacement module 12, and it is fixed that adjustment block is constituted with balancing controls 13 and set lever B11
Position coordinates.
The offset table 8 is consisted of with the adjustment block of adjustment of displacement module 12 set lever A9 and is engaged.
Fairlead is provided with outside the bearing disc 2, and fairlead is constituted with bottom 1 and is connected.
Exhaust-valve 17 is additionally provided with the outer bottom of oil conservator 16.
Main Function principle of the present utility model is built upon volumetric expansion after rock core aquation, and the volume of corresponding rock core can be sent out
Changing, also because the expansion of volume generates expansive force.
Rock core hydration swelling analyzer of the present utility model has the following advantages compared with prior art：
1st, the rock core hydration swelling analyzer can provide initial pressure when testing initial on experiment rock core, reduce real
The systematic error of starting stage is tested, efficiently solves a unanalyzable difficult problem for experiment starting stage hydration swelling.
2nd, the rock core hydration swelling analyzer passes through hydraulic pressure transfer, has calculated the hydration swelling power of rock core, there is provided one
The method for planting succinct test hydration swelling power.
3rd, the rock core hydration swelling analyzer is while determine expansion displacement amount and the hydration swelling power of rock core, instrumentation
Simplicity, small volume, it is easy to carry, as a result accurately.
Description of the drawings
Fig. 1 is a kind of front view of rock core hydration swelling analyzer；
Fig. 2 is the side view of Fig. 1.
In figure：1 bottom；2 bearing discs；3 feeler levers；4 feeler lever pistons；5 impregnators；6 pressurizing piston；7 pressure gauges；8 offset tables；
9 set lever A；10 valves；11 set lever B；12 adjustment of displacement modules；13 balancing controls；14 pressurized handgrip；15 oil conservators
Lid；16 oil conservators；17 exhaust-valves；18 cups.
Specific embodiment
Implement to conduct further description to of the present utility model below in conjunction with the accompanying drawings：
Embodiment 1, a kind of rock core hydration swelling analyzer, including bottom 1, bearing disc 2, feeler lever 3, feeler lever piston 4, fluid injection
Device 5, pressurizing piston 6, pressure gauge 7, offset table 8, valve 10, adjustment of displacement module 12, pressurized handgrip 14, oil reservoir cap 15, storage
Oily device 16 and cup 18, wherein：Oil conservator 16 is fixedly connected on the closure of 18 top of cup, is provided with axle inside oil conservator 16
To shoe cream room and the plunger shaft of insertion, pressurizing piston 6 is arranged in the shoe cream room on top and is slid axially with shoe cream room composition close
Envelope coordinates；Pressurized handgrip 14 acts on pressurizing piston 6 by the pressured column that threadeds with 16 top oil reservoir cap 15 of oil conservator
On；18 top closure of cup with its above oil conservator 16 plunger shaft insertion；Feeler lever piston 4 is placed in oil conservator 16 and cup 18
In the plunger shaft of insertion, and with plunger shaft slide axially sealing coordinate；Feeler lever 3 and bearing disc 2 are sequentially connected to downwards feeler lever work
The bottom of plug 4；Bottom 1 is sealedly attached to 18 bottom of cup, and 1 top of bottom arranges specimen cup, and specimen cup with its above hold
Platen 2 constitutes extrusion fit；Offset table 8 and adjustment of displacement module 12 are arranged on outside cup 18, and adjustment of displacement module 12 with
Feeler lever piston 4 is constituted and is linked；Impregnator 5 is arranged on the outer top of cup 18 or the outer bottom of oil conservator 16, and impregnator 5 leads to
Cross runner to connect with annular space in cup 18；Valve 10 and pressure gauge 7 are arranged on outside the shoe cream room of oil conservator 16, and and oil conservator
16 shoe cream room connection.
The further prioritization scheme of above-described embodiment includes：
Adjustment block is set in the adjustment of displacement module 12, and it is fixed that adjustment block is constituted with balancing controls 13 and set lever B11
Position coordinates.
The offset table 8 is consisted of with the adjustment block of adjustment of displacement module 12 set lever A9 and is engaged.
Fairlead is provided with outside the bearing disc 2, and fairlead is constituted with bottom 1 and is connected.
Exhaust-valve 17 is additionally provided with the outer bottom of oil conservator 16.
The application experiment of rock core hydration swelling analyzer is realized according to the following steps：
1：Pressurizing piston 6 is taken out, hydraulic oil is added in oil conservator 16, by valve 10,17 emptying air of exhaust-valve, close
Two valves are closed, then pressurizing piston 6 is put in oil conservator 16 and screws on oil reservoir cap 15, pressurized handgrip 14 successively.Make first
With rear, the step can be omitted.
2：Weigh in the sample cell that the landwaste that necessarily measures after treatment is put on bottom 1, suppress under 14MPa on forcing press
10min is standby.Bottom 1 with tested rock core is connected to 18 bottom of cup.
3：Rotary presser handle 14 is adjusted to the hydraulic pressure of requirement of experiment, and hydraulic pressure is directly read by pressure gauge 7.
4：Adjustment balancing controls 13 are just contacted to adjustment of displacement module 12 with offset table 8, and set lever B11 is locked.
5：Swing offset table 8 points to " 0 " graduation mark, and set lever A9 is locked.
6：Instrument is positioned on flat experimental bench, a certain amount of detected fluid is slowly poured into from impregnator 5, is noted
Observation pressure gauge and the situation of change of offset table, and record data on demand.
Claims (5)
1. a kind of rock core hydration swelling analyzer, including bottom（1）, bearing disc（2）, feeler lever（3）, feeler lever piston（4）, impregnator
（5）, pressurizing piston（6）, pressure gauge（7）, offset table（8）, valve（10）, adjustment of displacement module（12）, pressurized handgrip（14）, storage
Oily device lid（15）, oil conservator（16）And cup（18）, it is characterised in that：Oil conservator（16）It is fixedly connected on cup（18）Top
On closure, oil conservator（16）Inside be provided with axially through shoe cream room and plunger shaft, pressurizing piston（6）It is arranged on the storage on top
Constitute, in oil pocket and with shoe cream room, the sealing that slides axially to coordinate；Pressurized handgrip（14）By with oil conservator（16）Top oil reservoir cap
（15）Threaded pressured column acts on pressurizing piston（6）On；Cup（18）Top closure with its above oil conservator（16）
Plunger shaft insertion；Feeler lever piston（4）It is placed in oil conservator（16）And cup（18）In the plunger shaft of insertion, and with plunger shaft axial direction
Slipper seal coordinates；Feeler lever（3）And bearing disc（2）Feeler lever piston is sequentially connected to downwards（4）Bottom；Bottom（1）Sealing connects
It is connected to cup（18）Bottom, bottom（1）Top arranges specimen cup, and specimen cup and the bearing disc above which（2）Constitute extruding to join
Close；Offset table（8）With adjustment of displacement module（12）It is arranged on cup（18）Outside, and adjustment of displacement module（12）With feeler lever piston
（4）Composition is linked；Impregnator（5）It is arranged on cup（18）Outer top or oil conservator（16）Outer bottom, impregnator（5）
By runner and cup（18）Interior annular space connection；Valve（10）And pressure gauge（7）It is arranged on oil conservator（16）Shoe cream room outside,
And and oil conservator（16）Shoe cream room connection.
2. rock core hydration swelling analyzer according to claim 1, it is characterised in that：The adjustment of displacement module（12）On
Adjustment block, adjustment block and balancing controls are set（13）With set lever B（11）Constitute location fit.
3. rock core hydration swelling analyzer according to claim 2, it is characterised in that：The offset table（8）By locking
Handle A（9）With adjustment of displacement module（12）Adjustment block constitute be engaged.
4. the rock core hydration swelling analyzer according to claim 1,2 or 3, it is characterised in that：The bearing disc（2）Outside
It is provided with fairlead, fairlead and bottom（1）Constitute connection.
5. rock core hydration swelling analyzer according to claim 4, it is characterised in that：In oil conservator（16）Outer bottom also sets
It is equipped with exhaust-valve（17）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621049817.9U CN206002539U (en) | 2016-09-09 | 2016-09-09 | A kind of rock core hydration swelling analyzer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621049817.9U CN206002539U (en) | 2016-09-09 | 2016-09-09 | A kind of rock core hydration swelling analyzer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206002539U true CN206002539U (en) | 2017-03-08 |
Family
ID=58193138
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621049817.9U Active CN206002539U (en) | 2016-09-09 | 2016-09-09 | A kind of rock core hydration swelling analyzer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206002539U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107807219A (en) * | 2016-09-09 | 2018-03-16 | 胜利油田金刚石石油技术有限公司 | A kind of rock core hydration swelling analyzer |
-
2016
- 2016-09-09 CN CN201621049817.9U patent/CN206002539U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107807219A (en) * | 2016-09-09 | 2018-03-16 | 胜利油田金刚石石油技术有限公司 | A kind of rock core hydration swelling analyzer |
| CN107807219B (en) * | 2016-09-09 | 2024-02-20 | 胜利油田金刚石石油技术有限公司 | Rock core hydration expansion analyzer |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20230823 Address after: 827 Beiyi Road, Dongying District, Dongying City, Shandong Province Patentee after: SHENGLI OILFIELD DIAMOND PETROLEUM TECHNOLOGY Co.,Ltd. Patentee after: Drilling fluid technology service center of Sinopec Shengli Petroleum Engineering Co.,Ltd. Address before: 257017 No. 827, Beiyi Road, Dongying District, Dongying City, Shandong Province Patentee before: SHENGLI OILFIELD DIAMOND PETROLEUM TECHNOLOGY Co.,Ltd. Patentee before: SINOPEC SHENGLI PETROLEUM ENGINEERING CO., LTD. DRILLING TECHNOLOGY Research Institute |
|
| TR01 | Transfer of patent right |