CN104678076B - Shale air content test device and method of testing - Google Patents
Shale air content test device and method of testing Download PDFInfo
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- CN104678076B CN104678076B CN201310637331.1A CN201310637331A CN104678076B CN 104678076 B CN104678076 B CN 104678076B CN 201310637331 A CN201310637331 A CN 201310637331A CN 104678076 B CN104678076 B CN 104678076B
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Abstract
The invention discloses a kind of shale air content test device and method of testing, this test device includes: firm banking, drive mechanism, is connected on firm banking；Sealing broken sample cylinder, its cylinder is connected with firm banking, and in be provided with the shaft being connected with drive mechanism, shaft being rotated by drive mechanism；Broken gang tool, is connected to seal on the shaft of broken sample cylinder, coordinates for sample carries out coarse crushing and in small, broken bits；Cover with sealing, seal lid and be located at the broken sample cylinder nozzle of the sealing above broken gang tool, seal lid and be tightly connected with the broken sample cylinder of sealing.This test device can carry out sealing pulverizing degassing thus quick and accurate acquisition sample air content at the scene of exploring or laboratory to monoblock rock core or rock sample.
Description
Technical field
The invention belongs to oil exploration and exploitation technical field, be specifically related to a kind of shale air content test device.
Background technology
The experimental technique method of shale air content analysis mainly has direct method of testing, desorbing method of testing, isothermal adsorption
Simulation method.Wherein, desorbing method of testing is that shale air content measures the most commonly used experimental technique.But state at present
Inside and outside still there is no a special method and technology industry standard, mainly referring still to the measurement side proposed in coal bed gas industry
Method, is applied to the test of shale air content after making an amendment experimental technique and parameter in conjunction with the characteristic of shale.Meanwhile,
Corresponding test instrunment is also to be developed as required by each research unit, does not has the instrument of the marketization of maturation.
The desorbing of domestic coal bed gas is with reference to " the coal bed gas assay method of former Ministry of Coal Industry issuing and implementation in 1994
(desorption method) " (MT/T77-94) and " coal bed gas of national standard body's issuing and implementation in 2004
Content assaying method " (GB/T19559-2004), its core is both referred to U.S. Bureau (USBM) and carries
The direct desorption method gone out, these are all shale gas air content instrument manufacturings and analyze the reference that mensuration is important.
Existing shale air content desorption method includes two parts: one is shale to carry out site desorption experiment obtain it
Gas desorption quantity, recovers its loss tolerance by the relation of shale gas desorption quantity Yu desorption time；Two is to shale solution
Inhale the core after experiment terminates and carry out its remaining air content of broken analysis.By shale gas desorption quantity, shale residual gas
Amount finally determines shale air content with shale loss tolerance sum.According to existing standard and method, shale gassiness
Amount desorption method test period is longer, and shale carries out site desorption experiment at least needs 8 hours, therefore, wants
The air content situation solving shale has to wait for more than at least 8 hours.
During exploration practices, exploration decision person wishes at shale gas exploration scene, after core goes out well at once
Just will appreciate that shale gas content situation in core, and make further field survey according to core air content size
Decision-making.It addition, for sealed coring rock sample, owing to there is not loss gas, it is not necessary that do and waste time and energy
Direct desorption method experiment and residual gas desorption experiment.This is accomplished by developing a kind of shale air content test dress
Put, the data of shale air content were relatively accurately provided for prospector within the shortest time.
The most also it is not applied to test apparatus or the instrument of shale air content, has many oil public affairs
Department needs to develop respective equipment according to shale gas exploration and development, and some company employs Gas In Coalbed Gas Content
Test equipment.The test equipment of Gas In Coalbed Gas Content includes shale gas site desorption instrument and the test of shale residual gas
Instrument.Operation principle is, first takes in the solution cucurbitula that whole section of quantitative core sample puts into shale gas site desorption instrument,
Under reservoir temperature, carry out desorption experiment, and empirically require record desorption time and corresponding desorption quantity in time.
Core sample after desorption experiment takes some desorbings after terminating again carries out coarse crushing, the most again by granule rock good for coarse crushing
Stone sample is put in the hermetically sealed can of shale remnants air content tester and is pulverized.Individual gas vent is had on hermetically sealed can,
After a period of time, the gas discharged is imported in gauge line by flexible pipe thus obtain shale residual gas content.
Prior art has the drawback that: existing equipment all can not meet the needs of quick obtaining shale air content.
Although the device carrying out shale gas site desorption test uses whole section of core sample, but due in desorption process not
Destroying core, therefore the desorbing cycle is long, it is impossible to meet field quick detection demand.And carry out shale residual gas survey
The device of examination must place into after first core sample being carried out coarse crushing in broken sample hermetically sealed can and carry out pulverizing degassing, right
Core will necessarily make a large amount of gas escape in core during carrying out coarse crushing, this will make shale gas content
Actual test result is inaccurate.Therefore, prior-art devices can not meet shale gas exploration and development scene needs soon
Speed and accurately testing requirement.
Summary of the invention
A technical problem to be solved by this invention is to provide one can be to monoblock at exploration scene or laboratory
Rock core or rock sample carry out sealing the shale gassiness pulverizing degassing thus quickly and accurately obtain sample air content
Measure electricity testing device.
For above technical problem, the technical solution of the present invention is to provide a kind of page with following structure
Rock air content test device, including:
Firm banking,
Drive mechanism, is connected on firm banking；
Sealing broken sample cylinder, its cylinder is connected with firm banking, and in be provided with the shaft being connected with drive mechanism,
Shaft being rotated by drive mechanism；
Broken gang tool, is connected to seal on the shaft of broken sample cylinder, coordinate for sample is carried out coarse crushing and
In small, broken bits；With
Seal and cover, seal lid and be located at the broken sample cylinder nozzle of the sealing above broken gang tool, seal lid broken with sealing
Sample cylinder is tightly connected.
Compared with prior art, the shale air content test device of the present invention has the advantage that in drive mechanism
Drive shaft rotates, and shaft drives broken gang tool to rotate and repeatedly crushes sample so that sample
In gas discharge.Owing to being that monoblock core sample or rock sample are directly sealed broken degassing,
The air content of sample can not only be obtained more quickly, and the gas loss of sample can be reduced to greatest extent, make
Obtain test result more accurate.
In one embodiment, described broken gang tool includes stirring set, coarse crushing cutter, cutter in small, broken bits and stirring blade,
Stirring set is connected on shaft, coarse crushing cutter, is located at stirring and puts, and cutter in small, broken bits is located at below coarse crushing cutter, stirring
Cutter is located at below cutter in small, broken bits, is positioned at the bottom sealing broken sample cylinder.Coarse crushing cutter first carries out coarse crushing to sample, after coarse crushing
Rock particles drop to seal the bottom of broken sample cylinder and be stirred cutter stirring and kick up and collide cutter in small, broken bits, stirring blade and
Rock particles is repeatedly crushed by cutter in small, broken bits cooperation.
In a preferred embodiment, described coarse crushing cutter, cutter in small, broken bits and stirring blade are all welded on stirring and put into
One is overall.Ensure the intensity of broken gang tool, and guarantee crushing effect.
In a preferred embodiment, stirring set includes being provided with the disk of some through holes, and disk position is at stirring set
Top on, some coarse crushing cuttves are uniformly distributed and are arranged on disk.The rock that in whipping process, diameter is less
Grain drops from through hole.
In one embodiment, described sealing broken sample cylinder connects mechanical sealing assembly.Connect and have mechanical seal group
During part ensures power transmission shaft high-speed rotation, gas will not be revealed bottom broken sample cylinder.
In a preferred embodiment, the described lid that seals is positioned at and seals the end face of broken sample cylinder and be provided with end face
Cutter.End face cutter plays addi-tional crusher effect.
In a preferred embodiment, described sealing covers connection and is pressed into mechanism.Described hold-down mechanism press against
Seal lid to move, so that make sample contact with broken gang tool all the time in sealing broken sample cylinder.
In a further preferred embodiment, it is pressed into mechanism described in include fixed support and be connected on fixed support
Screw mandrel and spring assembly, described screw mandrel and spring assembly in one end of screw mandrel be connected on fixed support, separately
One end is against on spring, and spring is against and seals in the groove covering end.Sealing is promoted with spring assembly by screw mandrel
Cover in sealing broken sample cylinder mobile.
In one embodiment, described fixed support includes that be connected on firm banking both sides two fix bar
With the fixing bar crossbeams that bar is fixed in connection two, described screw mandrel is connected on fixing bar crossbeam.
In a preferred embodiment, described sealing covers and is provided with two sealing QI KOU.Said two blanket gas
Mouth is for follow-up sampling and test step.
In one embodiment, described drive mechanism includes motor and shaft coupling, and the output shaft of motor is through shaft coupling
It is tightly connected with shaft.Shaft seals in rotation process, and gas is not easy leakage, it is ensured that test result
Accurately.
Another technical problem to be solved by this invention is to provide a kind of energy and quickly, accurately tests monoblock rock core
Or the shale air content method of testing of the air content of rock sample.
The technical solution provided for this technical problem is to provide a kind of shale air content method of testing, its
Use the shale air content test device of the present invention, and comprise the following steps:
Round block core sample or rock sample puts into the broken sample cylinder of sealing, build sealing lid；
Starting the motor in drive mechanism, driven by motor crushes gang tool and rotates core sample or rock sample
Crush；
After having crushed, after waiting dust precipitation, sampling is tested.
Broken degassing is carried out by monoblock core sample or rock sample being put into the broken sample cylinder of sealing, can be quick
To the air content of sample, and coarse crushing and in small, broken bits all sealing in broken sample cylinder at one complete, and can subtract to greatest extent
Few gas loss, thus ensure that test result is more accurate.
In a preferred embodiment, in shattering process, core sample or rock sample is made to begin by being pressed into mechanism
Whole and broken gang tool contacts.Improve crushing efficiency.
Particulate samples after coarse crushing cutter coarse crushing falls down from the through hole of the disk being fixed on stirring set top, agitated
Cutter stirring is kicked up and is collided cutter in small, broken bits and crush further.After repeatedly broken, can be by quick for sample powder
Broken to more than 100 mesh so that the gas in sample gives out to greatest extent, improve the accuracy of test result.
Accompanying drawing explanation
It it is the overall structure schematic diagram of the shale air content test device of the present invention shown in Fig. 1.
Shown in Fig. 2 be laterally disposed in Fig. 1 after sectional structure schematic diagram.
Detailed description of the invention
The invention will be further described with specific embodiment below in conjunction with the accompanying drawings.
It is illustrated in figure 1 a kind of specific embodiment of the shale air content test device of the present invention.In this embodiment
In, this test device includes fixing seat 218, motor 102, shaft coupling 219, intermediate sleeve 105 and seals broken
Sample cylinder 110, wherein fixes seat 218 and is fixed on instrument support 101, is used for fixing motor 102 and broken sample cylinder
Supporting seat 104, the output bearing of motor 102 is by the shaft in shaft coupling 219 and the broken sample cylinder 110 of sealing
225 connect, and shaft 225 is rotated by motor 102；Sealing broken sample cylinder 110, its cylinder is with solid
Determine the support seat 104 of the broken sample cylinder in base to connect.One end of intermediate sleeve 105 is used for fixing broken sample cylinder and props up bearing
104, the other end of intermediate sleeve 105 coordinates with fixing seat 218 and is connected through fastening bolt 106.This test fills
Putting and also include broken gang tool and seal lid 200, broken gang tool is connected to seal stirring of broken sample cylinder 110
Mixing on axle 225, coordinating for rock sample 243 being carried out coarse crushing and in small, broken bits；Seal lid 200 and be located at broken group
Close the nozzle sealing broken sample cylinder 110 above cutter, seal lid 200 and be tightly connected with sealing broken sample cylinder 110.
It is provided with cooling-water duct sealing on broken sample cylinder 110, seals the outside of broken sample cylinder 110 and be provided with and include that cooling down water connects
The cooling water recirculation system of mouth 211 and 254, for cooling during broken sample.
Connect on described sealing lid 200 and be pressed into mechanism.The described mechanism that is pressed into includes fixed support and is connected to solid
Screw mandrel on fixed rack and spring assembly.Fixing seat 218 both sides are provided with two symmetrical fixing bars 217, horizontal
Beam 248 by nut respectively upper end with two fixing bars 217 connect into fixed support.Seal lid 200 and have two
Individual QI KOU, one is that dottle pin seals bolt mouth 242 of bleeding, and another is cone valve QI KOU 258.Seal lid 200
Upper surface on have a circular groove, one end of crossbeam 248 connection wire rod 247, the other end of screw mandrel 247
Being socketed with spring 244, one end of spring 244 is against on the shoulder of screw mandrel 247, and the other end of spring 244 supports
In the circular groove sealing lid 200.Screw mandrel 247 is the screw rod with taenidium mouth, and screw rod connects silk
Stem nut 246, presses to spring 244 by rotary screw 247 thus drives sealing lid 200 constantly to close
Advance in sealed tube body 202, until the complete coarse crushing of rock sample 243 is fallen.Cone valve QI KOU 258 includes that axle keeps off
Enclose 249, valve rod pressure cap 250, valve rod 251 cap 252 and O 253, and cap 252 is pressed in sealing lid
On 200, the through hole in the lower end insertion of valve rod pressure cap 250 cap 252, upper end are pressed in and on cap 252, valve
The upper end of bar 251 is prominent and cap 252 upper surface, lower end are through valve rod pressure cap 250 endoporus, valve rod about 251
The connection of the mobile QI KOU to realize sealing on lid 200 or closedown.Valve rod pressure cap 250 and valve rod 251 upper end
Connect and have shaft block ring 249, set Packed between valve rod 251 lower end and the QI KOU inwall sealed on lid 200
O 253.
The lower end periphery face sealing lid 200 is provided with groove, is equipped with sealing O 201 in groove, is compressing
Mechanism press against during sealing lid 200 advances in sealed cylinder 202 rock sample 243 is carried out coarse crushing, O
Type circle 201 realizes sealing the movable sealing between lid 200 and sealed cylinder 202.Seal lid 200 and be positioned at sealing drum
End face in body 202 is provided with end face cutter 245, and end face cutter 245 is used for extruding and fix rock sample 243.
It is additionally provided with a round tube wall inner ring 203 in sealed cylinder 202, is used for protecting sealed cylinder 202 and participating in sample
Product are pulverized.
It is illustrated in figure 2 the sectional structure schematic diagram after being placed by the test device lateral in Fig. 1.In this enforcement
In example, described broken gang tool is in the center of sealed cylinder 202 and is fixed on shaft 225, broken
Gang tool includes stirring set 240, coarse crushing cutter 255, cutter in small, broken bits 256 and stirring blade 257, stirring set 240
One end is the disk with many circular holes, and disk fixedly mounts some coarse crushing cuttves 255, some coarse crushing cuttves 255
It is distributed in the first-class even angle of disk, below disk, is respectively welded cutter 256 in small, broken bits and stirring blade by axial spacing
257, cutter 256 in small, broken bits is located at below coarse crushing cutter 255, and stirring blade 257 is located at below cutter 256 in small, broken bits, stirring
Cutter 257 is positioned at the bottom (in shown in Fig. 2, right side is bottom) sealing broken sample cylinder 110, looks up from hanging down in small, broken bits
Both cutter 256 and stirring blade 257 position is mutually 90 DEG C.Preferably, described coarse crushing cutter 255, cutter in small, broken bits 256
And stirring blade 257 is all welded on stirring set 240 and forms an entirety.
In the present embodiment, intermediate sleeve 105 includes middle set 227, stirring base 216 and stirring base 209,
Stirring base 216 and the fixing connection of stirring base 209.Sealed cylinder 202 is fixed on band by hex bolts 210
Have on the stirring base 209 of sealing ring.Stirring base 209 left end flange coordinates with sealed cylinder 202 and uses six
Corner bolt 210 is fastenedly connected, and bearing 228,226 and middle set 227 are placed in the endoporus of stirring base 216 right-hand member
In, stirring base 216 is connected through steady pin 215 with fixing seat 218, and middle set 227 is positioned at bearing 226 and axle
Holding between 228, be provided with stirring base end cap 222 on the right side of bearing 226, stirring base end cap 222 upper end is through spiral shell
Bolt 220 and circlip 221 are connected with stirring base 216, through packing ring 224 in the middle part of stirring base end cap 222
Fix bearing 226 with nut 223 and play the effect of fixing shaft 225.In mechanically-sealing apparatus structure
Center 237 is sealingly fastened on shaft 225 by O 238 and steady pin 229.Shaft 225
Left end with drill flute connects with agitating device, and the right-hand member of shaft 225 connects with shaft coupling 219.
In the present embodiment, described sealing broken sample cylinder 110 connects mechanical sealing assembly.As in figure 2 it is shown, institute
State mechanical sealing assembly include rotating ring 204, stationary ring 205, O 206, stationary ring fixed cover 212, bearing 213,
Bearing (ball) cover 214, steady pin 229, shaft block ring 230, Sealing shield ring 231, combination sealing 232, compression
Spring 233, check ring 234, stationary ring steady pin 235, O 236, intermediate sleeve 237, O 238,
Rotating ring steady pin 239.Wherein, rotating ring 204 is connected through rotating ring steady pin 239 with intermediate sleeve 237, rotating ring 204
And sealing through O 236 between intermediate sleeve 237, intermediate sleeve 237 is socketed on shaft 225 through O
238 seal, and intermediate sleeve 237 one end is against stirring set 240, the other end with bearing (ball) cover 214 through steady pin 229
Connect, be sequentially connected with stationary ring 205 between rotating ring 204 and bearing (ball) cover 214, O 206, stationary ring are fixed
Pin 235, check ring 234, compression spring 233, combination sealing 232, shaft block ring 230, Sealing shield ring
231 and bearing 213, connect on the right side of bearing 213 and have bearing (ball) cover 214, the outside of bearing 213 connects stationary ring
Fixed cover 212, bearing 213.The most as shown in Figure 2.The effect of this mechanically-sealing apparatus is mainly electricity
The kinetic energy connection of machine 102 is transmitted on broken sample cylinder shaft, ensures at shaft 225 high-speed rotation simultaneously
In broken sample cylinder bottom driving shaft portion air tight.
The invention also discloses a kind of shale air content method of testing, it uses the shale air content of the present invention to test
Device, and comprise the following steps:
Round block core sample or rock sample 243 puts into the broken sample cylinder 110 of sealing, build sealing lid 200；
Starting the motor 102 in drive mechanism, the bearing of motor 102 drives broken combination by shaft coupling 103
Cutter rotates, and crushes sample 243 under the effect of broken gang tool and the broken sample cylinder 110 of sealing；
After having crushed, after waiting dust precipitation, sampling is tested.
In shattering process, the screw mandrel 247 being pressed in mechanism by turn is pressed on sealing lid 200 so that sample
243 contact with broken gang tool all the time.
During motor 102 drives shaft 225 to rotate, be fixed on the disk of stirring set 240 is thick
First broken cutter 255 carries out grinding coarse crushing to rock sample 243, and the particulate samples under grinding coarse crushing is peeled off passes through
Through hole on disk is fallen the bottom of sealed cylinder 202 and is thrown by stirring blade 257 stirring of high speed rotating, granule
Sample collide with the cutter in small, broken bits 255 of high speed rotating and barrel inner ring 203 during falling and throwing from
And pulverized further.Fast-crushing is to more than 100 mesh.Pulverizing wait for quietly after terminating a moment, allow dust make a decision and
Gas desorption is desorbed, and can seal sample tap sampling from dottle pin and carry out gas composition analysis, then be arranged sample room
QI KOU connects with gas-metering device, opens and seals the gas atmospheric valve that covers, carry out the test of sample air content and
Collection and confinement of gases, whole experiment flow completed in one hour.Agitating device 240 can be light from sealed cylinder 202
Pine is taken out, cleaned and changed very convenient.
Before carrying out crushing, first take certain thickness quantitative core sample 243 and put into the broken sample cylinder 110 of sealing
On coarse crushing cutter 255, lid top cover labyrinth 200, the groove sealing lid 200 puts spring 244 well, fixing
Bar crossbeam 248 is fixed on two and fixes on bar 217, has set screw mandrel 247 in the middle part of fixing bar crossbeam 248, rotates
Screw mandrel 247 holddown spring 244.Connection cooling water recirculation system, starts the power supply of motor 102, regulates slowly
Speed regulator, makes the rotating speed of motor 102 the most excessively be operated to medium speed by the slow-speed of revolution, and the bearing of motor 102 leads to
Crossing shaft coupling 103 drives broken gang tool to rotate, according to circumstances rotary screw 247 in good time during broken sample,
Rock sample 243 is made to remain and the contacting of coarse crushing cutter 255.Owing to rock sample 243 is pressed into mechanism
In spring act on seal lid 200 on pressure, ceaselessly produce collision friction with coarse crushing cutter 255, thus
Reaching the effect to monoblock rock sample 243 coarse crushing, the particulate samples after coarse crushing is from the disk of stirring set 240
Through hole or gap drop to the region of stirring blade 257.Regulate again after monoblock rock sample 243 coarse crushing completes
The rotating speed of motor 102 makes it keep high rotating speed to run two minutes, and particulate samples is quilt under the effect of stirring blade 257
Quickly throw, and produce collision with atwirl cutter 256 in small, broken bits and barrel inner ring 203, reach fast-crushing
Purpose.After broken sample terminates, motor 102 rotating speed is transferred to the slow-speed of revolution and turns off power supply.Sealing broken sample cylinder 110
From base, take other local placement, change the broken sample cylinder of the sealing equipped with another sample 110 and carry out at broken sample
Reason.Can be close from the dottle pin sealed lid 200 after the sealing broken sample cylinder 110 static a period of time crushing sample
Seal bolt mouth 242 sampling of bleeding and carry out gas composition analysis, it is also possible to flexible pipe, gas dosing collecting pipe is connected to
Seal in the cone valve QI KOU 258 of lid 200, open cone valve QI KOU 258, allow seal in broken sample cylinder 110 solving
The gas sucked out is discharged to metered volume in gauge line, then collects the gas in gauge line and carries out laboratory and divide
Analysis.
Although already in connection with specific embodiment, invention has been described, it being understood, however, that without departing from this
In the case of the scope of invention, it can be carried out various improvement or replacement.Especially, as long as there is not structure
On conflict, the feature in each embodiment all can be combined with each other, and the combination type feature formed still falls within this
In the range of invention.The invention is not limited in specific embodiment disclosed herein, but include that falling into right wants
All technical schemes in the range of asking.
Claims (12)
1. a shale air content test device, including:
Firm banking,
Drive mechanism, is connected on firm banking；
Sealing broken sample cylinder, its cylinder is connected with firm banking, and in be provided with the shaft being connected with drive mechanism, shaft being rotated by drive mechanism；
Broken gang tool, is connected to seal on the shaft of broken sample cylinder, coordinates for sample carries out coarse crushing and in small, broken bits；With
Seal lid, seal lid and be located at the broken sample cylinder nozzle of the sealing above broken gang tool, seal lid and be tightly connected with sealing broken sample cylinder, described broken gang tool includes stirring set, coarse crushing cutter, cutter in small, broken bits and stirring blade, stirring set is connected on shaft, and coarse crushing cutter is located at stirring and puts, and cutter in small, broken bits is located at below coarse crushing cutter, stirring blade is located at below cutter in small, broken bits
Described coarse crushing cutter, cutter in small, broken bits and stirring blade are all welded on stirring and put integral,
Stirring set includes being provided with the disk of some through holes, and disk is positioned on the top of stirring set, and some coarse crushing cuttves are uniformly distributed and are arranged on disk.
Shale air content the most according to claim 1 test device, it is characterised in that described sealing broken sample cylinder connects mechanical sealing assembly.
Shale air content the most according to claim 2 test device, it is characterised in that described sealing lid is positioned at and seals the end face of broken sample cylinder and be provided with end face cutter.
Shale air content the most according to claim 3 test device, it is characterised in that described sealing covers connection and is pressed into mechanism.
Shale air content the most according to claim 4 test device, it is characterized in that, the described mechanism that is pressed into includes fixed support and the screw mandrel being connected on fixed support and spring assembly, described screw mandrel is connected on fixed support with one end of the screw mandrel in spring assembly, the other end is against on spring, and spring is against and seals in the groove covering end.
Shale air content the most according to claim 5 test device, it is characterised in that described fixed support includes that be connected on firm banking both sides two fix bar and connect the two fixing bar crossbeams fixing bar, and described screw mandrel is connected on fixing bar crossbeam.
7. test device according to the shale air content according to any one of claim 3～6, it is characterised in that described sealing covers and is provided with two sealing QI KOU.
Shale air content the most according to claim 1 test device, it is characterised in that described drive mechanism includes motor and shaft coupling, and the output shaft of motor is tightly connected with shaft through shaft coupling.
Shale air content the most according to claim 1 test device, it is characterised in that described sealing broken sample cylinder is provided with cooling water circulation.
10. a shale air content method of testing, uses the shale air content test device according to any one of claim 2～9, and comprises the following steps:
Round block core sample or rock sample puts into the broken sample cylinder of sealing, build sealing lid；
Starting the motor in drive mechanism, driven by motor crushes gang tool rotation and crushes core sample or rock sample；
After having crushed, after waiting dust precipitation, sampling is tested.
11. shale air content method of testings according to claim 10, it is characterised in that in shattering process, make core sample or rock sample contact with broken gang tool all the time by being pressed into mechanism.
12. shale air content method of testings according to claim 11, it is characterised in that the particulate samples after coarse crushing cutter coarse crushing falls down from the through hole of discoid stirring set, and the stirring of agitated cutter is kicked up and collided cutter in small, broken bits and crush further.
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Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105277464B (en) * | 2015-10-26 | 2017-11-10 | 中国石油大学(北京) | Recover the method for shale air content |
| CN107727530B (en) * | 2017-10-19 | 2021-02-26 | 中国地质大学（北京） | Application of integrated whole-course airtight gas content measuring instrument based on temperature and pressure backtracking principle |
| CN108872529B (en) * | 2018-04-12 | 2020-12-08 | 中国石油大学(北京) | Simulation experiment device and method for measuring loss of methane generated by shale cracking |
| CN109297771A (en) * | 2018-10-31 | 2019-02-01 | 重庆大学 | Shale gas fast desorption test device |
| CN110988231A (en) * | 2019-12-31 | 2020-04-10 | 哈尔滨工业大学（威海） | Device and method for researching gas in underwater wet welding hollow molten drop |
| CN113567212B (en) * | 2021-07-29 | 2022-03-08 | 中国地质科学院矿产资源研究所 | Device and method for extracting rare gas in rock mineral sample inclusion |
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| CN2811978Y (en) * | 2005-06-24 | 2006-08-30 | 中国石油化工股份有限公司 | Apparatus Instrument for cutting, crushing and degassing rock chip |
| CN200962075Y (en) * | 2006-04-06 | 2007-10-17 | 中国石油化工股份有限公司 | A rock scraps crushing and degasing device |
| CN203203897U (en) * | 2013-04-09 | 2013-09-18 | 中国石油化工股份有限公司 | Shale residual gas determining sample tank |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2811978Y (en) * | 2005-06-24 | 2006-08-30 | 中国石油化工股份有限公司 | Apparatus Instrument for cutting, crushing and degassing rock chip |
| CN200962075Y (en) * | 2006-04-06 | 2007-10-17 | 中国石油化工股份有限公司 | A rock scraps crushing and degasing device |
| CN203203897U (en) * | 2013-04-09 | 2013-09-18 | 中国石油化工股份有限公司 | Shale residual gas determining sample tank |
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