CN108195734A - Measure the device of crude oil storage tank ground impervious clay infiltration coefficient - Google Patents
Measure the device of crude oil storage tank ground impervious clay infiltration coefficient Download PDFInfo
- Publication number
- CN108195734A CN108195734A CN201711258779.7A CN201711258779A CN108195734A CN 108195734 A CN108195734 A CN 108195734A CN 201711258779 A CN201711258779 A CN 201711258779A CN 108195734 A CN108195734 A CN 108195734A
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- clay
- main body
- crude oil
- storage tank
- outlet pipe
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- 239000004927 clay Substances 0.000 title claims abstract description 59
- 239000010779 crude oil Substances 0.000 title claims abstract description 30
- 230000008595 infiltration Effects 0.000 title claims abstract description 23
- 238000001764 infiltration Methods 0.000 title claims abstract description 23
- 239000003921 oil Substances 0.000 claims abstract description 54
- 239000007788 liquid Substances 0.000 claims abstract description 45
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 7
- 239000002775 capsule Substances 0.000 claims description 27
- 238000010276 construction Methods 0.000 claims description 13
- 238000007789 sealing Methods 0.000 claims description 9
- VMHLLURERBWHNL-UHFFFAOYSA-M Sodium acetate Chemical class [Na+].CC([O-])=O VMHLLURERBWHNL-UHFFFAOYSA-M 0.000 claims description 7
- 230000007246 mechanism Effects 0.000 claims description 7
- 210000002837 heart atrium Anatomy 0.000 claims description 4
- 238000004088 simulation Methods 0.000 abstract description 5
- 239000012530 fluid Substances 0.000 abstract description 4
- 239000000463 material Substances 0.000 description 7
- 230000004888 barrier function Effects 0.000 description 6
- 230000000694 effects Effects 0.000 description 5
- 239000002689 soil Substances 0.000 description 5
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000005259 measurement Methods 0.000 description 3
- 229910052708 sodium Inorganic materials 0.000 description 3
- 239000011734 sodium Substances 0.000 description 3
- 229910000278 bentonite Inorganic materials 0.000 description 2
- 239000000440 bentonite Substances 0.000 description 2
- SVPXDRXYRYOSEX-UHFFFAOYSA-N bentoquatam Chemical compound O.O=[Si]=O.O=[Al]O[Al]=O SVPXDRXYRYOSEX-UHFFFAOYSA-N 0.000 description 2
- 238000002425 crystallisation Methods 0.000 description 2
- 230000008025 crystallization Effects 0.000 description 2
- 229920006262 high density polyethylene film Polymers 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000003825 pressing Methods 0.000 description 2
- 240000007594 Oryza sativa Species 0.000 description 1
- 235000007164 Oryza sativa Nutrition 0.000 description 1
- 206010037660 Pyrexia Diseases 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 235000009566 rice Nutrition 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- 238000009738 saturating Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 235000021419 vinegar Nutrition 0.000 description 1
- 239000000052 vinegar Substances 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N15/00—Investigating characteristics of particles; Investigating permeability, pore-volume or surface-area of porous materials
- G01N15/08—Investigating permeability, pore-volume, or surface area of porous materials
- G01N15/082—Investigating permeability by forcing a fluid through a sample
- G01N15/0826—Investigating permeability by forcing a fluid through a sample and measuring fluid flow rate, i.e. permeation rate or pressure change
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- Chemical & Material Sciences (AREA)
- Physics & Mathematics (AREA)
- Analytical Chemistry (AREA)
- Dispersion Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Fluid Mechanics (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Filling Or Discharging Of Gas Storage Vessels (AREA)
Abstract
The present invention relates to vapour crude storage technical fields.A kind of device for measuring crude oil storage tank ground impervious clay infiltration coefficient, including column, the oil drum being fixed on column, the clay holding vessel below oil drum and the horizontally disposed outlet pipe for being connected to clay storage pot bottom, the internal diameter of the outlet pipe is less than 3 millimeters, the internal diameter of the oil drum is more than 50 centimetres, the outlet pipe is equipped with water outlet pipe portion scale, the outlet pipe is equipped with expulsion bladder, and the upper end of the oil drum is connected by oil pipe with the clay holding vessel.The present invention provides a kind of new device for measuring crude oil storage tank ground impervious clay infiltration coefficient, solves the problems, such as the fluid column pressure difference that existing measuring device can not be in the fire wall of real simulation crude oil tank farm during oil spilling under crude oil liquid level.
Description
Technical field
The present invention relates to vapour crude storage technical field more particularly to a kind of measure crude oil storage tank ground impervious clay infiltrations
The device of coefficient.
Background technology
With the continuous improvement of national environmental standard, the requirement of Large Oil Tank ground antiseepage is higher and higher.Tank field
The face antiseepage practice has 4 kinds:Concrete anti-seepage, HDPE film antiseepage, sodium-based bentonite waterproof carpet impervious barrier and clay core.Theoretically
The characteristics of 4 kinds of practices can be carried out, concrete anti-seepage is that construction is simple, cost are relatively low, but it is by control of material, construction quality
It is affected, and construction quality is difficult to control, durability is relatively poor, is most importantly susceptible to crack, the appearance in crack
Entire seepage control measure is made to fail;The current case history of HDPE film antiseepage is more, and effect is preferable, and quality preferably controls, and durability is preferable,
But its cost is more expensive, it is difficult to be widely applied.The practice of sodium-based bentonite waterproof carpet antiseepage is currently without case history, to its work
Journey cost, implementation result are grasped not yet;Clay core reaches thickness in the barrier performance of tank field ground region requirement clay
The infiltration coefficient of 1.5m is 1 × 10-7cm/m.The thickness of 1.5m is highly difficult, therefore we are right for enterprise's site operation
Ground surface soil originally is improved, and improved formula soil is made to be laid with 0.5m with regard to that can meet the requirement of tank field ground antiseepage, is passed through
The infiltration coefficient of formula soil is reduced, the barrier performance of formula soil is improved, to reduce the requirement of thickness, oil depot scene is enable to carry out
Implement.Clay has self-reparing capability, is a kind of cheap impervious material, it is ideal impervious material to consider.It is but sharp
Make impervious material with clay and modified clay, test and mining site construction in most critical be exactly be impervious material(Clay
And modified clay)The measure of infiltration coefficient, and it is larger to the measuring device volume of soil permeability coefficient in civil construction industry, and
And measurement accuracy is not very high, is unfavorable for carrying out experimental study.Back-up sand tube method survey infiltration coefficient speed is fast, but pressure difference is larger and real
The low voltage difference situation of border situation is different, it is impossible to the liquid in the fire wall of real simulation crude oil tank farm during oil spilling under crude oil liquid level
Column pressure difference.
Invention content
The present invention provides a kind of devices for measuring crude oil storage tank ground impervious clay infiltration coefficient, solve existing survey
Measuring device can not be in the fire wall of real simulation crude oil tank farm during oil spilling the problem of fluid column pressure difference under crude oil liquid level.
More than technical problem is solved by following technical proposal:A kind of measure crude oil storage tank ground impervious clay infiltration
The device of coefficient including column, the oil drum being fixed on column, the clay holding vessel below oil drum and is connected to clay
The horizontally disposed outlet pipe of pot bottom is stored, the internal diameter of the outlet pipe is less than 3 millimeters, and the internal diameter of the oil drum is more than 50 lis
Rice, the outlet pipe are equipped with water outlet pipe portion scale, and the outlet pipe is equipped with expulsion bladder, and the upper end of the oil drum passes through oil pipe
It is connected with the clay holding vessel.In use, oil is stored in oil drum, and make liquid level of the liquid level with the oil of crude oil tank farm
It is highly identical;It is filled in clay holding vessel completely for the clay of progress antiseep in crude oil tank farm;It is packed into not in expulsion bladder
It is dissolved in the colored liquid of oil;Oil is penetrated after clay holding vessel from outlet pipe flow, when outflow oil uniformly after extruding expulsion bladder
So that colored liquid enters in the oil in outlet pipe and pushes advance by oil, then by observing colored liquid in setting time
Mobile distance so as to or know infiltration situation.Setting colored liquid carries out setting point of observation, and have scale on outlet pipe, Neng Goufang
Just know the movement speed of oil.The internal diameter of outlet pipe is less than 3 millimeters, and accuracy during measurement is high.The diameter of oil drum is than water outlet
Big more of the diameter of pipe so that during test oil think dropping distance can be ignored the liquid level that can think oily be it is constant not
Become.Fluid column pressure difference that can be in the fire wall of real simulation crude oil tank farm during oil spilling under crude oil liquid level, being capable of real embodiment
The barrier performance of impervious material clay.
Preferably, the column is equipped with uprights scale.It can easily know the height of oil drum.
Preferably, the expulsion bladder is arranged on the outlet pipe stores tank connected one end with the clay.It can make
Outlet pipe have it is longer apart from work colored liquid move.
Preferably, being designed with net on the bottom wall of the clay holding vessel and the inner surface of roof, the mesh of the net is straight
Diameter is less than 0.1 millimeter.
Preferably, the clay holding vessel includes transparent main body and covers two tanks in main body upper and lower ends
Lid, the cover are linked together by several button bits with the main body, and the button bit includes setting on the body
Discount and the retaining ring being arranged on the cover, the retaining ring are buckled in the discount and the cover and main body link together.
By the way that retaining ring is pulled up from discount(Unlock button bit)Carry out the separation of realization body and cover.
Preferably, the anti-avulsion lock for preventing retaining ring from coming off from the discount, institute are additionally provided in the front side wall of the main body
State anti-avulsion lock include lock tongue, conjunction lock construction and unlocking structure, the same retaining ring that the lock tongue is telescopically threaded through the discount match
In the card access surface of conjunction, the lock construction that closes includes the top being telescopically threaded through in the card access surface of the same retaining ring cooperation of the discount
The bar of lifting up sold and be hinged in main body front side wall, described bar one end of lifting up abut the other end together with the inner end of the lock tongue
Inner end with the ejector pin abuts together, and the outer end of the ejector pin, which is equipped with, to be coordinated with retaining ring and guide the guiding lifted on ejector pin
Face, the ejector pin is between the lock tongue and the front surface of main body.When closing up cover, retaining ring first crosses lock tongue and then pushes up guiding
It is two-sided so that be oriented to shrink, ejector pin shrink when driving lift up thick stick swing and push lock tongue, so that lock tongue stretch out and block retaining ring,
To the effect for preventing retaining ring from coming off.When needing to disengage retaining ring, by inwardly driving lock tongue and lock tongue does not stop retaining ring, so
Retaining ring is removed afterwards.
Preferably, the unlocking structure includes being arranged on the ferromagnet of lock tongue inner end, adsorbs ferromagnet and drive lock tongue
The electromagnet and magnet control mechanism inside contracted, the magnet control mechanism include liquid capsule, the shrapnel in liquid capsule, driving
The driving head of shrapnel deformation, the first temperature sensor for detecting liquid capsule internal temperature, detection liquid capsule external environment temperature in liquid capsule
The second temperature sensor and controller of degree, the interior filling supersaturated sodium acetate solution of the liquid capsule, when the first temperature sensor is examined
The temperature measured when higher than the temperature that second temperature sensor detects the controller make the electromagnet by power supply connect,
Electromagnet when reaching setting value with the time that power supply connects the controller make the electromagnet with power supply disconnect.The technical program
The process unlocked is to press driving head, and driving head squeezes liquid capsule and shrapnel is deformed, the supersaturated vinegar of deformation triggering of shrapnel
Acid sodium solution is crystallized and is generated heat, and the result of fever is so that the temperature inside liquid capsule is higher than external temperature, the temperature information quilt
First temperature sensor and second temperature sensor detect and feed back to controller, and controller knows that needs are quick therefore control
Device is powered to electromagnet, and electromagnet obtains electric and generates magnetic force and adsorb lock tongue and inside contract, so as to lose the barrier effect to retaining ring
(Namely realize unlocking).
Preferably, the ferromagnet is spherical shape, the ferromagnet spherical surface is hinged on the inner face of the lock tongue.Driving
When the abrasion that generates it is small.
Preferably, the lock tongue is tilted with outer end towards the state that the main body is drawn close.When stopping to retaining ring
Good reliability.
Preferably, be additionally provided in the main body inflation seal ring that main body and sealing of tank cover link together and to
The inflatable structure that inflation seal ring is inflated, the inflation seal ring are equipped with deflation valve cock and charging valve mouth, institute
Inflatable structure is stated to include being arranged on the cylinder body in the main body wall portion, the piston in cylinder body and the piston being connected on piston
The cylinder body is divided into annular seal space and atrium by bar, the piston, and the inlet end of the charging valve mouth is located at the sealing
Intracavitary, the piston rod stretch out the outer surface of the main body, are provided with opening in the annular seal space on the piston unidirectional
Valve.Inflation seal ring is made to be in flat state when cover is not buckled, cover drives after covering by pressing piston rod repeatedly
Reciprocating motion of the pistons and the water inlet inflation of inflatable seal chamber is heaved, annular seal space inflation heaves and not only plays sealing function but also energy
Enough improve the reliability that main body is connected with cover.Deflation valve cock is first passed through when opening cover deflate and then opened again
It opens.The technical program can either cause labour-saving to close up main body and cover, and sealing effect can adjust.
Preferably, the piston rod includes inner segment and outer section, the inner segment is built in the wall of the main body, described interior
One end of section links together with the piston, the other end links together with described outer section of threaded one end, described outer section
The other end stretches out the body outer surface.When not being inflated to inflation seal ring, outer section is removed and is prevented to periphery object
Body generates interference.
Present invention tool has the advantage that:Setting colored liquid carries out setting point of observation, and have scale on outlet pipe, Neng Goufang
Just know the movement speed of oil;The internal diameter of outlet pipe is less than 3 millimeters, and accuracy during measurement is high;The diameter of oil drum is than water outlet
Big more of the diameter of pipe so that during test oil think dropping distance can be ignored the liquid level that can think oily be it is constant not
Become;Fluid column pressure difference that can be in the fire wall of real simulation crude oil tank farm during oil spilling under crude oil liquid level, being capable of real embodiment
The barrier performance of impervious material clay.
Description of the drawings
Fig. 1 is the schematic diagram of the embodiment of the present invention one.
Fig. 2 is the schematic diagram of the clay holding vessel in embodiment two.
Fig. 3 is the close-up schematic view at the A of Fig. 2.
The partial schematic diagram of clay holding vessel in Fig. 4 embodiments three.
In figure:Column 1, oil drum 2, anchor ear 21, inflation seal ring 3, deflation valve cock 31, charging valve mouth 32, inflation
Structure 4, cylinder body 41, piston 42, annular seal space 421, atrium 421, piston rod 43, inner segment 431, outer section 432, it is check valve 44, viscous
Native holding vessel 5, oil pipe 52, main body 53, cover 54, inner cavity 55, outlet pipe 6, expulsion bladder 7, anti-avulsion lock 8, lock tongue 81, closes net 51
Lock construction 82 closes lock construction 82, ejector pin 821, guide surface 8211, lifts up bar 822, unlocking structure 83, ferromagnet 831, electromagnet
832nd, magnet control mechanism 833, liquid capsule 8331, shrapnel 8332, driving head 8333, the first temperature sensor 833, second temperature
Sensor 8335, controller 8336, button bit 9, discount 91 and it is arranged on cover 54, retaining ring 92.
Specific embodiment
The present invention is further illustrated with embodiment below in conjunction with the accompanying drawings.
Embodiment one, referring to Fig. 1, a kind of device for measuring crude oil storage tank ground impervious clay infiltration coefficient, including column
1st, the oil drum 2 being fixed on column, the clay holding vessel 5 below oil drum and be connected to clay storage pot bottom level set
The outlet pipe 6 put.
Column 1 is equipped with uprights scale, for measuring the height of oil drum 2.Oil drum 2 is fixed on column 1 by anchor ear 21
On.The internal diameter of oil drum is more than 50 centimetres.Net 51 is designed on the bottom wall of clay holding vessel 5 and the inner surface of roof.The net of net 51
Bore dia is less than 0.1 millimeter.The top of clay holding vessel 5 is connected by oil pipe 52 with the bottom of oil drum 2.Oil pipe 52 is hose.
Clay holding vessel 5 is less than oil drum 1.The internal diameter of outlet pipe 6 is less than 3 millimeters.Outlet pipe 6 is equipped with water outlet pipe portion scale.Outlet pipe 6
Expulsion bladder 7 is equipped with one end that clay holding vessel 5 connects.Expulsion bladder 7 is located at the lower section of outlet pipe 6.
Oil is stored in oil drum 1 during use, the height of oil is made to meet the requirements.Clay filled to be tested is in clay holding vessel
In 5, oil flows out after penetrating the clay in clay holding vessel 5 from outlet pipe 6, and squeezing expulsion bladder 7 after the outflow of oil is stablized makes
The colored liquid oil that enters outlet pipe 6 and be saturated out push it is forward, by observe the speed of colored liquid so as to or ooze
Saturating situation.
Embodiment two, the difference with embodiment one are:
Referring to Fig. 2, clay holding vessel 5 includes transparent main body 53 and covers two covers 54 in main body upper and lower ends.Tank
Lid 54 is detachably connected by several button bits 9 with main body 53.
Referring to Fig. 3, button bit 9 includes the discount 91 being arranged in main body and the retaining ring 92 being arranged on cover 54.Retaining ring 92
Cover and main body are linked together when being buckled on discount 91.
Embodiment three, the difference with embodiment two are:
Referring to Fig. 4, inflation seal ring 3 that main body and sealing of tank cover link together is additionally provided in main body 53 and to inflatable
The inflatable structure 4 that sealing ring is inflated.Inflation seal ring 3 is equipped with deflation valve cock 31 and charging valve mouth 32.Inflation knot
Structure 4 includes the cylinder body 41, the piston 42 in cylinder body and the piston rod 43 being connected on piston that are arranged in 53 wall portion of main body.
The cylinder body is divided into annular seal space 421 and atrium 421 by piston 42.It is provided with opening in annular seal space on piston 42 unidirectional
Valve 44.The inlet end of charging valve mouth 32 is located in annular seal space 421.Piston rod 43 includes inner segment 431 and outer section 432.Inner segment 431
It is built in the wall of main body 53.One end of inner segment 431 links together with piston 42, the other end is the same as outer section 432 of threaded one end
It links together.Outer section 432 of the other end stretches out the outer surface of main body 53.
When closing up cover, inflation seal ring 3 is in flat state so that retaining ring can easily clasp joint to discount 91
On, it then grips outer section 432 driving piston 42 and is moved back and forth in cylinder body 41, filled so as to fulfill by the reading of charging valve mouth 32
Gas formula sealing ring 3 be inflated heave, cover and main body after heaving are tensioned and are sealedly connected on one by the inflation of inflation seal ring 3
It rises.Then outer section 432 is removed.It opens on cover, is bled off the gas in inflation seal ring 3 so as to tank by deflation valve cock 31
Lid can be opened easily.
Anti-avulsion lock 8 is further included in the present embodiment.Anti-avulsion lock 8 includes lock tongue 81, closes lock construction 82 and unlocking structure 83.Lock tongue
81 are telescopically threaded through in the card access surface of same retaining ring cooperation of discount 91.The state that lock tongue 81 is drawn close with outer end towards main body 53
It tilts.Lock construction 82 is closed to include ejector pin 821 and lift up bar 822.Ejector pin 821 is telescopically threaded through the same retaining ring cooperation of discount 91
Card access surface on.The inner end spherical surface of ejector pin 821 is hinged with spherical ferromagnet 831.Bar 822 is lifted up to be hinged in 53 wall of main body
In inner cavity 55.822 one end of bar is lifted up to be connected on ferromagnet 831.The other end for lifting up bar 822 is abutted with the inner end of ejector pin 821
Together.The outer end of ejector pin 821 is equipped with guide surface 8211.Ejector pin 821 is located between lock tongue 81 and the front surface of main body 53.It unlocks
Structure 83 includes ferromagnet 831, electromagnet 832 and magnet control mechanism 833.Magnet control mechanism 833 includes liquid capsule
8331st, the shrapnel 8332 in liquid capsule, driving head 8333, the first temperature sensor 8334 for detecting liquid capsule internal temperature, inspection
Survey the second temperature sensor 8335 of liquid capsule ambient temperature and controller 8336.Filling supersaturated sodium acetate in liquid capsule 8331
Solution.
Anti-avulsion lock 8 the course of work be:Lock tongue is oral without retaining ring is interfered to be anchored in discount to inside contract during original state
On.When buckling retaining ring, retaining ring crosses lock tongue 81 and abuts on guide surface 8211 and ejector pin 821 is driven to inside contract, in ejector pin 821
Contracting, which makes driving lift up bar 822, swings, and lifts up bar 822 and swings and press lock tongue 81 so that lock tongue is stretched out and kept off in the side that retaining ring comes off
To so that retaining ring can not come off from discount 91.
When on retaining ring to be removed, pressing driving head 8333, driving head squeezes liquid capsule 8331 and so that shrapnel 8332 deforms, bullet
Piece deformation after the supersaturated sodium acetate Solutions Solution generation in liquid capsule disturbs, supersaturated sodium acetate solution is disturbed to crystallizing
And discharge heat and cause temperature rise in liquid capsule, temperature rise so that temperature is higher than external temperature in liquid capsule, and the first temperature passes
By the temperature feedback detected to controller, controller finds liquid capsule internal temperature than external temperature for sensor and second temperature sensor
Spend high 1.4 DEG C or more make electromagnet 832 with power supply connect and it is electric, electromagnet obtain it is electric after to ferromagnet generate suction-operated cause
Bolt retraction and lose the Intercepting effects to retaining ring, user open retaining ring.When electromagnet is reached with the time that power supply connects
Having to controller during setting value makes electromagnet be disconnected with power supply, can be stretched out so that retaining ring next time buckles rear lock tongue.In order to make
Can re-dissolve after the crystallization of supersaturated sodium acetate solution, the present invention is additionally provided with electric heater heat to liquid capsule, does not open once
Once the crystallization of supersaturated sodium acetate solution is re-dissolved liquid capsule heating after lock.
Claims (10)
1. a kind of device for measuring crude oil storage tank ground impervious clay infiltration coefficient, which is characterized in that including column, be fixed on
Oil drum on column, the clay holding vessel below oil drum and the horizontally disposed water outlet for being connected to clay storage pot bottom
Pipe, the internal diameter of the outlet pipe are less than 3 millimeters, and the internal diameter of the oil drum is more than 50 centimetres, and the outlet pipe is equipped with outlet pipe
Portion's scale, the outlet pipe are equipped with expulsion bladder, and the upper end of the oil drum is connected by oil pipe with the clay holding vessel.
2. the device according to claim 1 for measuring crude oil storage tank ground impervious clay infiltration coefficient, which is characterized in that institute
It states expulsion bladder and is arranged on the outlet pipe with the tank connected one end of clay storage.
3. the device according to claim 1 for measuring crude oil storage tank ground impervious clay infiltration coefficient, which is characterized in that institute
It states and net is designed on the bottom wall of clay holding vessel and the inner surface of roof, the mesh diameter of the net is less than 0.1 millimeter.
4. the device for measuring crude oil storage tank ground impervious clay infiltration coefficient according to claims 1 or 2 or 3, feature
It is, the clay holding vessel includes transparent main body and covers two covers in main body upper and lower ends, and the cover leads to
It crosses several button bits to link together with the main body, the button bit includes the discount of setting on the body and is arranged on institute
The retaining ring on cover is stated, the retaining ring is buckled in the discount and the cover and main body link together.
5. the device according to claim 4 for measuring crude oil storage tank ground impervious clay infiltration coefficient, which is characterized in that institute
The anti-avulsion lock for being additionally provided in the front side wall of main body and preventing retaining ring from coming off from the discount is stated, the anti-avulsion lock includes lock tongue, closes
Lock construction and unlocking structure, the lock tongue are telescopically threaded through in the card access surface of same retaining ring cooperation of the discount, the conjunction
Lock construction includes the ejector pin being telescopically threaded through in the card access surface of the same retaining ring cooperation of the discount and is hinged on front side of main body
Lift up bar in wall, it is described lift up bar one end and abut the other end together with the inner end of the lock tongue supported with the inner end of the ejector pin
It is connected together, the outer end of the ejector pin, which is equipped with, to be coordinated with retaining ring and guide the guide surface lifted on ejector pin, and the ejector pin is located at described
Between lock tongue and the front surface of main body.
6. the device according to claim 5 for measuring crude oil storage tank ground impervious clay infiltration coefficient, which is characterized in that institute
It states unlocking structure and includes the electromagnet and electromagnet that are arranged on the ferromagnet of lock tongue inner end, adsorb ferromagnet and lock tongue is driven to inside contract
Control mechanism, the magnet control mechanism include the drive that liquid capsule, the shrapnel in liquid capsule, the shrapnel in driving liquid capsule deform
Dynamic head, the first temperature sensor for detecting liquid capsule internal temperature, the second temperature sensor for detecting liquid capsule ambient temperature and
Controller, the interior filling supersaturated sodium acetate solution of the liquid capsule, when the temperature that the first temperature sensor detects compares second temperature
The temperature that sensor detects when high the controller make the electromagnet pass through power supply connect.
7. the device according to claim 6 for measuring crude oil storage tank ground impervious clay infiltration coefficient, which is characterized in that institute
Ferromagnet is stated as spherical shape, the ferromagnet spherical surface is hinged on the inner face of the lock tongue.
8. the device according to claim 5 for measuring crude oil storage tank ground impervious clay infiltration coefficient, which is characterized in that institute
Lock tongue is stated to tilt towards the state that the main body is drawn close with outer end.
9. the device according to claim 5 for measuring crude oil storage tank ground impervious clay infiltration coefficient, which is characterized in that institute
It states and the inflation seal ring that main body and sealing of tank cover link together is additionally provided in main body and is that sealing ring fills to inflation
The inflatable structure of gas, the inflation seal ring, which is equipped with, abandons valve cock and charging valve mouth, and the inflatable structure includes setting
Cylinder body in the main body wall portion, the piston in cylinder body and the piston rod being connected on piston, the piston is by described in
Cylinder body is divided into annular seal space and atrium, and the inlet end of the charging valve mouth is located in the annular seal space, and the piston rod is stretched
Go out the outer surface of the main body.
10. the device according to claim 9 for measuring crude oil storage tank ground impervious clay infiltration coefficient, which is characterized in that
The piston rod includes inner segment and outer section, and the inner segment is built in the wall of the main body, and one end of the inner segment is the same as the work
Plug links together, the other end links together with described outer section of threaded one end, and described outer section of the other end stretches out the master
External surface.
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CN201711258779.7A CN108195734A (en) | 2017-12-04 | 2017-12-04 | Measure the device of crude oil storage tank ground impervious clay infiltration coefficient |
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109540760A (en) * | 2018-11-08 | 2019-03-29 | 河海大学 | A kind of polyurea coating infiltration performance test method |
CN109540761A (en) * | 2018-11-08 | 2019-03-29 | 河海大学 | A kind of polyurea coating infiltration performance test device |
CN111122418A (en) * | 2020-02-27 | 2020-05-08 | 河海大学 | Concrete permeability measuring device and method capable of controlling flow |
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CN109540760A (en) * | 2018-11-08 | 2019-03-29 | 河海大学 | A kind of polyurea coating infiltration performance test method |
CN109540761A (en) * | 2018-11-08 | 2019-03-29 | 河海大学 | A kind of polyurea coating infiltration performance test device |
CN109540760B (en) * | 2018-11-08 | 2021-06-08 | 河海大学 | Method for testing permeability of polyurea coating material |
CN111122418A (en) * | 2020-02-27 | 2020-05-08 | 河海大学 | Concrete permeability measuring device and method capable of controlling flow |
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