CN109727521A - A kind of filling of sandpack column pipe and compacting apparatus and method - Google Patents
A kind of filling of sandpack column pipe and compacting apparatus and method Download PDFInfo
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- CN109727521A CN109727521A CN201910121626.0A CN201910121626A CN109727521A CN 109727521 A CN109727521 A CN 109727521A CN 201910121626 A CN201910121626 A CN 201910121626A CN 109727521 A CN109727521 A CN 109727521A
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- 238000011049 filling Methods 0.000 title claims abstract description 48
- 238000000034 method Methods 0.000 title claims abstract description 33
- 238000005303 weighing Methods 0.000 claims abstract description 79
- 238000005056 compaction Methods 0.000 claims abstract description 8
- 239000000463 material Substances 0.000 claims abstract description 5
- 239000004576 sand Substances 0.000 claims description 163
- 238000005192 partition Methods 0.000 claims description 39
- 230000008569 process Effects 0.000 claims description 23
- 230000004888 barrier function Effects 0.000 claims description 8
- 230000005611 electricity Effects 0.000 claims description 6
- 238000000280 densification Methods 0.000 claims description 4
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims description 3
- 238000002474 experimental method Methods 0.000 abstract description 14
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 147
- 238000011068 loading method Methods 0.000 description 14
- 238000009533 lab test Methods 0.000 description 9
- 230000000694 effects Effects 0.000 description 7
- 239000003921 oil Substances 0.000 description 7
- 239000003208 petroleum Substances 0.000 description 5
- 238000011161 development Methods 0.000 description 4
- 238000010079 rubber tapping Methods 0.000 description 4
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 3
- 238000012790 confirmation Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 238000005429 filling process Methods 0.000 description 3
- 239000012530 fluid Substances 0.000 description 3
- 238000003825 pressing Methods 0.000 description 3
- 238000005096 rolling process Methods 0.000 description 3
- 230000001360 synchronised effect Effects 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
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- 238000006243 chemical reaction Methods 0.000 description 2
- 239000010779 crude oil Substances 0.000 description 2
- 238000000605 extraction Methods 0.000 description 2
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- 238000004801 process automation Methods 0.000 description 2
- 238000011084 recovery Methods 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 239000006004 Quartz sand Substances 0.000 description 1
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- 239000000945 filler Substances 0.000 description 1
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Abstract
The present invention discloses a kind of filling of sandpack column pipe and compacting apparatus and method, the outlet of first funnel is set to the top of the second funnel inlet, the outlet of second funnel is set to the top of third funnel inlet, the outlet of first funnel, the second funnel and third funnel is respectively equipped with the first solenoid valve, second solenoid valve and third solenoid valve, is equipped with weighing sensor on second solenoid valve and third solenoid valve；Vibratory compaction system includes shake table, motor and turntable, and turntable is set on the vibration table of shake table, and shake table can drive turntable to vibrate；It is connected between the output shaft and turntable of motor by spline, when shake table driving turntable vibration, the active driving turntable rotation of motor, turntable can be detachably connected with the lower end of sandpack column pipe, after sandpack column pipe is installed on turntable, the upper end of sandpack column pipe and the outlet face of third funnel simultaneously can accept the material that third hopper outlet is discharged.The present invention can simplify traditional manipulative steps, promote simulated experiment efficiency.
Description
Technical field
The present invention relates to the simulating lab test equipment technical fields in petroleum industry Oil-Gas Field Development Engineering direction, especially
It is related to a kind of filling of sandpack column pipe and compacting apparatus and method, to simplify traditional manipulative steps, promote simulated experiment efficiency.
Background technique
Sandpack column pipe is made of ontology with two cap stopper connector integrated devices for being located at ontology both ends, by it
Body interior loads different filler (generally spherical solid particles, such as quartz sand；Liquid can also be loaded), in different experiments
Under the conditions of (as changed inlet and outlet pressure at two ends, passing through fluid flow), simulated formation obtains formation rock allows under respective conditions
The Permeability Parameters that fluid passes through.Sandpack column pipe is integrally mostly that metal material is made, and inner body wall is specially polished more
It is coarse, so that simulated experiment is more close to stratum physical condition.Currently, laboratory usually using body length is 1m, diameter is
The sandpack column pipe of 2.5cm is tested；It can be according to the different using threaded connection, clamp connection of two end connector of sandpack column pipe
Etc. modes more sandpack column pipes are stitched together, to some extent extend fill out sand tube, extend fluid pass through in pipe away from
From to be more in line with stratum actual environment, the accuracy of simulated experiment result is improved.
Farthest improve oil recovery factor, as much as possible obtain this target of crude oil reserve guide petroleum industry
The direction that interior Oil-Gas Field Development Engineering is advanced, due to the particularity of oil extraction, the researcher in industry need by into
The a large amount of simulating lab test of row instructs field application to draw a conclusion, this allows for simulating lab test equipment in petroleum row
It has a wide range of applications in the industry, it is real in supporting crack evaluation experimental, microbial oil displacement experiment, heavy crude heat extraction such as sandpack column pipe
Testing in equal simulating lab tests has application.
Although being widely used, during using sandpack column pipe, " back-up sand " step still has following
Problem (by taking spherical solid particles as an example): to realize uniform back-up sand, the mode of " layer-by-layer back-up sand " is generallyd use at present, it may be assumed that protecting
In the case that card sandpack column pipe is closed at one end, the filling sand being contained in container in advance is poured slowly into along other end port and is filled out
In sandpipe, pours into after a part and just stop back-up sand and tapped on the outside of fill out sand tube with rubber hammer, so as to pour into the filling in pipe just now
The sand column that sand is formed fills the hole being originally present inside the sand column sufficiently by sand grains by oscillation, sand column apical side height
It is declined slightly；It begins to repeat above two operations later, slowly falls sand and tapping pipe is outer alternately strikes when filling out, until
The sand column being sufficient filling with is eventually passed through, that is, will be filled with stopping " layer-by-layer back-up sand " when entire fill out sand tube.Using such back-up sand mode:
Firstly, tapping this process of fill out sand tube is entirely manually to carry out, it is complete with great power when tapping on the outside of fill out sand tube
Depend on the habit of executor entirely and be difficult to quantitative control, even the same person is also it is difficult to ensure that completing a percussion process
It can be tapped always with identical strength in the process, fill out sand tube unbalance stress, this results in back-up sand effect poor, actually
It is extremely difficult to the effect of " sufficiently filling " that ought to be realized, is tapped in turn if it is more people, then back-up sand effect is worse.
Cooperate cooperation secondly, completing " layer-by-layer back-up sand " and usually requiring two people, and needs to tap fill out sand tube for a long time and more consume
Take physical strength, meanwhile, fill out sand tube is made primarily of metal, and whether back-up sand all has biggish weight, is tested at one
Or the team based on female members is when testing, and it is more inconvenient and be difficult to obtain good back-up sand effect to complete the operation.
Finally, time cost is huge.Other than back-up sand process takes a long time, due to that can not accomplish uniform, abundant back-up sand, it is
The accuracy for guaranteeing experimental result, multiple simulated experiment is generally carried out under same experiment condition, multiple experimental results is taken to make even
Mean value significantly increases the whole duration of experiment.
In view of the extension with each oil field development time, being easy the crude oil reserve employed will be lower and lower, to meet
Being placed on through the improvement of technology for the emphasis of future development must be obtained it by the demand of domestic petroleum resources, each oil field
Before be difficult to the reserves employed, so that oil recovery factor is further increased, for this purpose, a large amount of simulating lab test must be carried out.
Under this overall situation, is overcome existing for existing equipment by inventing the new indoor simulation experiment device such as the device etc and lacked
Falling into improve conventional efficient has the popularization and application of new technology, new product in advance oil industry and its important meaning
Justice.
Summary of the invention
In order to overcome defect existing in the prior art, the purpose of the present invention is to provide a kind of sandpack column pipe filling and
Compacting apparatus and method.
The technical solution adopted by the invention is as follows:
A kind of filling of sandpack column pipe and compacting apparatus, including fill system and vibratory compaction system, fill system include
First funnel, the second funnel and third funnel, the outlet of the first funnel are set to the top of the second funnel inlet and for the
Discharge in two funnels, the outlet of the second funnel are set to the top of third funnel inlet and are used for the discharge into third funnel, the
The outlet of one funnel, the second funnel and third funnel is respectively equipped with the first solenoid valve, second solenoid valve and the third of control discharge
The first weighing sensor and the second weighing sensor are respectively equipped on solenoid valve, second solenoid valve and third solenoid valve；
Vibratory compaction system includes shake table, motor and turntable, and turntable is set on the vibration table of shake table, shake table
Turntable can be driven to vibrate；It is connected between the output shaft and turntable of motor by spline, when shake table driving turntable vibration, electricity
The dynamic driving turntable rotation of function, turntable can be detachably connected with the lower end of sandpack column pipe, turn when sandpack column pipe is installed on
After disk, the upper end of sandpack column pipe and the outlet face of third funnel simultaneously can accept the material that third hopper outlet is discharged.
It further include shake table-turntable connection structure, shake table-turntable connection structure is hollow tubular structure, vibration
Platform-turntable connection structure lower end is fixedly connected with the table top of shake table, and shake table-turntable connection structure inner wall is equipped with annular
Inward flange, it is upper cavity that shake table-turntable connection structure inner cavity, which is in inward flange or more, in inward flange it is below
For lower chamber；Turntable includes disk and the rotary base that is set at the center of disk lower surface；Rotary base is set on described
In the cavity and lower end of rotary base offsets with the inward flange；Motor is set to the lower section of shake table, and the output shaft of motor is worn
It crosses shake table and is upwardly extended from the lower chamber and inward flange center, is connect between rotary base by spline；Back-up sand
The lower end of model pipe is detachably connected with disk.
The safety barrier for preventing sandpack column pipe from falling off is coaxially provided in disk.
Safety barrier is hollow cylinder, and the internal diameter of hollow cylinder is greater than the outer diameter of sandpack column pipe.
Steel-ball type thrust bearing is equipped between the lower end of rotary base and the inward flange.
The lower end center of sandpack column pipe is equipped with polygon column structure, and the center of disk is equipped with and the polygon cylinder knot
The groove of structure adaptation, sandpack column pipe can be inserted into the groove by the polygon column structure.
It further include upper box and lower box, the top of lower box is arranged in upper box, and lower box is without top surface, and upper box is under
Slidable connection between cabinet, upper box can be along a sides of lower box to another Slideslip opposite with the side；Upper box exists
Be successively arranged first partition and second partition between its top surface and bottom edge from top to bottom, the first funnel be set to upper box top surface with
Between first partition, the second funnel is set between first partition and second partition, third funnel be set to second partition with it is upper
Between tank floor；It is offered respectively on first partition, second partition and upper box bottom surface for the first solenoid valve, second solenoid valve
The center opening passed through with third solenoid valve；First weighing sensor and the second weighing sensor are located at second partition and upper
The lower section of tank floor；Vibratory compaction system is set in lower box.
Third partition is equipped in lower box, the top of third partition is arranged in shake table, and third partition is arranged in motor
Lower part offers the through-hole that power supply machine output shaft passes through on third partition.
It further include intelligence control system, intelligence control system includes the first man-machine interface, the second man-machine interface and PLC control
Device, the first solenoid valve, second solenoid valve, third solenoid valve, the first weighing sensor, the second weighing sensor, the first man-machine boundary
Face, shake table, motor and the second man-machine interface are connect with PLC controller；First man-machine interface for be arranged back-up sand quality and
Back-up sand number；Second man-machine interface is used to be arranged the vibration mode of shake table and the revolving speed of motor.
A kind of filling of sandpack column pipe and densification process, are carried out using above-mentioned apparatus, are included the following steps:
S1 fills enough back-up sands into the first funnel；
Empty sandpack column pipe is mounted on turntable by S2；
S3 is controlled shake table and is rotated with predeterminated frequency and amplitude vibration, and control motor with preset rotation speed driving turntable,
Turntable drives sandpack column pipe to rotate synchronously；
S4, the first solenoid valve of control are opened, and the back-up sand in the first funnel are drained into the second funnel, when in the second funnel
Back-up sand amount closes the first solenoid valve after reaching preset value；
S5, control second solenoid valve are opened, and the back-up sand in the second funnel is drained into third funnel by several times, until the second leakage
Back-up sand in bucket is drained；
Wherein, when the back-up sand in the second funnel every time drains into third funnel process, the first weighing sensor weighs the
Back-up sand amount in three funnels, after the back-up sand amount in third funnel reaches preset value, the closing of control second solenoid valve, third
Solenoid valve is opened, and the back-up sand in third funnel drains into sandpack column pipe, when the second weighing sensor detects third funnel
In back-up sand amount when being zero, third solenoid valve is closed；
S6 after shake table vibration terminates and motor rotates, controls shake table and motor stops, sandpack column pipe dress
It fills out and closely knit end.
The sandpack column pipe filling and compacting apparatus further include intelligence control system, and intelligence control system includes the first
Machine interface, the second man-machine interface and PLC controller, the first solenoid valve, second solenoid valve, third solenoid valve, the first weighing and sensing
Device, the second weighing sensor, the first man-machine interface, shake table, motor and the second man-machine interface are connect with PLC controller；The
One man-machine interface is for being arranged back-up sand quality and back-up sand number；Second man-machine interface be used for be arranged shake table vibration mode and
The revolving speed of motor；
Wherein, in S3, back-up sand quality and back-up sand number is arranged by the first man-machine interface, are arranged by the second man-machine interface
The vibration mode of shake table and the revolving speed of motor；
In S4 and S5, data that PLC controller is acquired by the first weighing sensor and the second weighing sensor and the
The setting of one man-machine interface and the second man-machine interface controls the first solenoid valve, second solenoid valve and third solenoid valve, control vibration
Platform and motor work.
Compared with prior art, the invention has the following beneficial effects:
The filling of sandpack column pipe and compacting apparatus of the invention utilizes the first funnel, the second funnel, third funnel, the first electricity
Magnet valve, second solenoid valve, the first weighing sensor of third solenoid valve and the second weighing sensor can be automatically performed sandpack column
The filling process of pipe first fills enough back-up sands into the first funnel in filling, then makes the first solenoid valve opening, will
Back-up sand in first funnel drains into the second funnel, closes the first electromagnetism after the back-up sand amount in the second funnel reaches preset value
Valve；Then control second solenoid valve is opened, and the back-up sand in the second funnel is drained into third funnel by several times, until in the second funnel
Back-up sand it is drained；When the back-up sand in the second funnel every time drains into third funnel process, the first weighing sensor weighs the
Back-up sand amount in three funnels, after the back-up sand amount in third funnel reaches preset value, the closing of control second solenoid valve, third
Solenoid valve is opened, and the back-up sand in third funnel drains into sandpack column pipe, when the second weighing sensor detects third funnel
In back-up sand amount when being zero, third solenoid valve is closed.The filling of sandpack column pipe and compacting apparatus of the invention is close using vibrating
Real system can complete the automatic compacting process of sandpack column pipe during filling, when automatic closely knit, control shake table with pre-
If frequency and amplitude vibration, and control motor, with preset rotation speed driving turntable rotation, turntable drives sandpack column pipe is synchronous to turn
It is dynamic；In sandpack column pipe by driving rotation and vibration processes, it is added as requested using fill system into sandpack column pipe
Back-up sand.In conclusion sandpack column pipe filling of the invention and compacting apparatus can: (1) quantitative control is filling out back-up sand
Equally distributed process in sand model pipe is distributed more uniformly across back-up sand, significantly improves back-up sand effect；(2) it significantly reduces
Limitation of " back-up sand " step to operator in terms of number, gender when carry out simulating lab test uses sandpack column pipe,
Entire back-up sand process only needs operator to complete several simple back works without " successively filling out as before using traditional
It needs more people to cooperate when sand " method complete single weighing, multiple back-up sand, repeatedly tap, one is with regard to achievable；(3) back-up sand is realized
Process automation and quantitative control are averaged without being repeated several times, significantly shorten experiment duration, contract to a certain extent
The short project cycle.
By the beneficial effect of the filling of aforementioned present invention sandpack column pipe and compacting apparatus it is found that of the invention using the device
Carrying out filling and densification process to sandpack column pipe quantitatively control can make back-up sand equally distributed mistake in sandpack column pipe
Journey is distributed more uniformly across back-up sand, significantly improves back-up sand effect；It significantly reduces progress simulating lab test and uses back-up sand
Limitation of " back-up sand " step to operator in terms of number, gender when model pipe, entire back-up sand process only need operator complete
It needs more people to cooperate when at several simple back works without as before using traditional " layer-by-layer back-up sand " method and completes single
Weighing, repeatedly taps multiple back-up sand, one is with regard to achievable；Back-up sand process automation and quantitative control are realized, without multiple
Repetition is averaged, and is significantly shortened experiment duration, is shortened the project cycle to a certain extent.
Detailed description of the invention
Fig. 1 sandpack column pipe filling of the present invention and compacting apparatus main view.
In figure, 1- sand inlet cover board, the first man-machine interface of 2-, the first funnel of 3-, the second funnel of 4-, 5- third funnel, 6-
First partition, 7- second partition, the first solenoid valve of 8-, 9- second solenoid valve, 10- third solenoid valve, the first weighing and sensing of 11-
Device, the second weighing sensor of 12-, 13- sandpack column pipe, 14- safety barrier, 15- disk, 16- rotary base, 17- steel-ball type
Thrust bearing, 18- shake table-turntable connection structure, 19- output shaft, 20- shake table, 21- third partition, 22- motor, 23-
Second man-machine interface, 24-PLC controller, 25- A-frame, 26- upper box, 27- lower box.
Specific embodiment
It is next with reference to the accompanying drawings and examples that the present invention is further described.
Embodiment
As shown in Figure 1, the sandpack column pipe filling of the present embodiment and compacting apparatus pass through mechanical part and automation control
System is connected each other, is cooperated, and information processing and automatic control is realized, by the filling complete process of sandpack column pipe by passing
The complete artificial operation format of system is converted into based on automatic operation, the form supplemented by manual operation, to solve using current
Problems faced when artificial " layer-by-layer back-up sand " the method filling fill out sand tube generallyd use realizes that raising compaction, reduction operation are difficult
Degree shortens time span, greatly improves simulating lab test efficiency, is the popularization and application of new technology, new product in petroleum industry
It creates favorable conditions.
Sandpack column pipe filling and compacting apparatus include upper box 26 and lower box 27；Upper box 26 is placed on lower box
27 tops；27 no-top plate of lower box is equipped with guide rail in the top surface of the forward and backward two boards of lower box 27, also respectively at 26 bottom of upper box
Groove, groove are carved on the inside of two sides (in three-dimensional system of coordinate shown in Fig. 1 along the y-axis direction) along its length in board bottom face
It is provided with pulley, pulley can be placed in the guide rail of the forward and backward two boards top surface of lower box 27 and slide in guide rail, upper box 26
Therefore it can be moved left and right above lower box 27；Upper box 26 is removed when installing and unload sandpack column pipe, operator can incite somebody to action
Hand protrudes into inside lower box 27, and device is moved back to upper box 26 when working and is covered above lower box 27；In lower box 27
The space of lower box 27 is divided into height different up and down two by the parallel baffle (i.e. third partition 21) of the one piece of center opening in portion
Part；The partition of upper box 26, lower box 27 and inside is all made of PVC board material, and composition upper box 26,27 lower part of lower box are empty
Between PVC board and third partition it is opaque, upper box 26,27 lower space of lower box are from external invisible；Form lower box 27
The PVC board of upper space is transparent, and 27 upper space of lower box is from outside.
Loading system: by the first man-machine interface 2, sand inlet, the first funnel 3, the second funnel 4, third funnel, through type electricity
Magnet valve and weighing sensor composition, with the parallel baffles of two pieces of center openings (be followed successively by from top to bottom first partition 6, second every
Plate 7) space of upper box 26 is divided into contour three layers, loading system can be according to pre-set back-up sand mass parameter, gradation
Parameter realizes gradation back-up sand by repeatedly measuring, provides convenience while completing sand filling process for closely knit process later.
The first man-machine interface 2 presets input panel, the first man-machine interface 2 and intelligent control system as quality in loading system
The PLC controller of system connects, and inputs manually in the first man-machine interface 2: (1) the filling chiltern for needing to insert in sandpack column pipe 13
It measures (unit: g)；(2) it is divided to after completing this two information of the filling to sandpack column pipe 13 several times, the information of input first passes through first
The conversion of man-machine interface 2, processing pass to PLC controller 24 by input circuit.First man-machine interface 2 is using similar to calculator
The key-press input mode of panel, share 15 keys (as " 0 ", " 1 ", " 2 ", " 3 ", " 4 ", " 5 ", " 6 ", " 7 ", " 8 ", " 9 ",
" ", " revocation ", " confirmation ", " gradation ", " input "), one piece of small screen of collocation is used in conjunction in the first man-machine interface 2.
Sand inlet is located at the center of 26 top plate of upper box in loading system, be rectangle (longitudinal direction be Fig. 1 shown in
X-axis direction in three-dimensional system of coordinate, x-axis are vertical with paper direction), sand inlet runs through top plate；Sand inlet top have it is one more slightly longer than its,
Slightly wide sand inlet cover board 1,1 bottom surface of sand inlet cover board, two long side edge are respectively provided with one fixed width, thickness and long side etc.
Long cushion block, cushion block bottom surface are carved with the groove that length is less than cushion block length, are equipped with a small-sized pulley in groove；In sand inlet
It is carved with the guide rail isometric, wide with upper part lid panel notches on the outside of two long sides, distance is equal to two recessed inter-alveolar distances between two guide rails；It will
Pulley is placed in two side rails of sand inlet in cover board bottom surface both side groove, and sand inlet cover board 1 is rotated on top plate by pulley
Side is moved forward and backward along sand inlet longitudinal direction, and sand inlet is exposed when needing, sand inlet is covered when not needing.
The first funnel 3, the second funnel 4 and third funnel 5 in loading system are triangular funnel structure, with conventional triangle
Compared to the cylindrical channel of not lower part, the first funnel 3, the second funnel 4 and third funnel 5 are steady respectively to be placed, is sufficiently viscous funnel
It connects in first, second, third layer of center of loading system；The height of first funnel 3, the second funnel 4 and third funnel 5
It is identical, it is 6.1cm；The diameter of the top entry of first funnel 3 is 30cm, area about 706.5cm2, the top of the first funnel 3
Entrance is greater than sand inlet area (200cm2), the diameter of 4 top entry of the second funnel is 22cm, area about 380cm2, the second leakage
The area of 4 top entries of struggling against is greater than the first solenoid valve 8, second solenoid valve 9 and third solenoid valve 10 (first the 8, second electricity of solenoid valve
Magnet valve 9 and third solenoid valve 10 are straight-through electromagnetic valve) passway sectional area (diameter 0.6cm, area about 0.3cm2, first
Funnel 3, the second funnel 4 are identical with 5 outlet at bottom area of third funnel.
First solenoid valve 8, second solenoid valve 9 and third solenoid valve 10 are separately mounted to first partition 6,7 and of second partition
At center opening on 26 bottom plate bottom surface of upper box, the electromagnet of the first solenoid valve 8, second solenoid valve 9 and third solenoid valve 10
The control such as coil, iron core, spring class part set is bonded in first partition, second partition and 26 bottom plate bottom surface of upper box respectively and opens
Center opening is run through in one end of bore edges, electromagnetic valve body, and center opening fits closely seamless, triangular funnel structure with valve body
Bottom is placed in valve channel mouth more than closure member.PLC controller controls the power on/off of solenoid valve, when energization, electromagnetism
The electromagnetic coil of valve generates electromagnetic force and closure member is lifted from valve seat, and solenoid valve is opened, and the back-up sand in upper funnel is passed through
Solenoid valve flows downward；When power-off, electromagnetic force disappears, and spring handle closure member is pressed on valve seat, and valve is closed, in upper funnel
Back-up sand stopping flows downward.When original state, three solenoid valves are in power-failure close state.
In loading system weighing sensor altogether there are two, respectively the first weighing sensor 11 and the second weighing sensor
12, the first weighing sensor 11 and the second weighing sensor 12 are separately mounted in second solenoid valve 9 and third solenoid valve 10, are claimed
Sensor is retransmitted from electromagnetic valve body lower end passage mouth into connecting with closure member bottom surface in valve channel mouth, to the solenoid valve
Back-up sand in the funnel of top is weighed.Weighing, obtained result is inverted, is treated as input information input PLC controller
24, PLC controller 24 requires the information inputted before from the first man-machine interface 2 by these new information and storage according to program
It is compared, makes logic judgment, instruct control component (such as the first solenoid valve 8, second solenoid valve 9 and third by sending
Solenoid valve 10) carry out corresponding operation.Such as in the information of the first man-machine interface 2 input are as follows: back-up sand X g divides Y times and completes, then passes through
The information of input PLC controller 24 after crossing conversion, handling are as follows: 3 (X- of back-up sand amount 1 (X g), back-up sand amount 2 (X/Y g) and back-up sand amount
[(Y-1) (X/Y)] g), wherein back-up sand amount 1 indicates back-up sand total amount；Back-up sand amount 3 indicates last time back-up sand amount；Back-up sand amount 2 indicates
Each back-up sand amount before last time；Back-up sand amount 2 and back-up sand amount 3 use different calculation formula, are in order to avoid as (X/Y)
Lead to after repeatedly recycling that there may be larger mistakes since limited effective digital can only be retained when in the presence of compared with multidigit decimal
Difference leads to still have part back-up sand to remain in the second funnel 4 after completing sand filling process, influences experiment knot to a certain extent
Fruit order of accuarcy.When original state, the first weighing sensor 11, the second weighing sensor 12 do not access PLC control circuit.
Automatic closely knit system: including motor 22, shake table 20, turntable and shake table-turntable connection structure 18, motor 22
For two-way single phase ac variable speed electric motors, particularly；When motor 22 works, when shake table 20 does not work, sandpack column pipe 13 passes through the side of rotation
The closely knit back-up sand being seated in pipe of formula；When motor 22 does not work, and shake table 20 works, sandpack column pipe passes through the side of vibration
The closely knit back-up sand being seated in pipe of formula；When motor 22 and shake table 20 work at the same time, sandpack column pipe 13 passes through rotation+vibration
The closely knit back-up sand being seated in pipe of dynamic mode.
Two-way single phase ac variable speed electric motors, particularly mounting means is vertical (i.e. output shaft 19 is upward) in automatic closely knit system, is passed through
The mode of threaded connection is fixed on 21 bottom center's tapping of third partition, and motor bottom is placed on the A-frame of an irony
On 25, which is welded on whole device bottom plate again (i.e. on the bottom surface of lower box 27), and A-frame 25 can enhance
The stability of whole device when motor and shake table separately or concurrently work；It is outer flower that the axis of the output shaft 19 of motor 22, which stretches mode,
Key axis stretches pattern.When work, motor 22 is controlled by PLC controller 24, the different parameters that motor 22 is arranged according to operator
The connecting component on output shaft is driven to be rotated with different rotating speeds, different directions.
Shake table 20 is fixed on the center of 21 top surface of third partition in automatic closely knit system；By specially designing, vibrating
There is a cylinder hole for running through entire shake table at platform center, and motor output shaft may pass through the cylinder hole；Along vibration table surface center circle
90 ° of hole, which is separated by, makes a call to 4 threaded holes for running through vibration table surface, for the shake table-for connecting shake table and above shake table
Turntable connection structure.
Shake table-turntable connection structure 18 structure is similar to guide shaft support in automatic closely knit system, but size is more
Greatly, shake table -18 center of turntable connection structure cylinder hole is whole through structure, and the output shaft 19 of motor 22 can pass through the circle
Column hole enters shake table-turntable connection structure 18；Shake table -18 bottom of turntable connection structure is in square round rectangle, 4 angles
It is provided with threaded hole identical with vibration table surface screw thread bore dia, threaded hole runs through square round rectangle stage body, can be with 4 long
The mode that degree is suitable for and equal screw is connected through a screw thread closely connects shake table 20 and shake table-turntable connection structure 18,
Them are made to become an entirety；Shake table -18 top of turntable connection structure be with certain thickness hollow cylinder, away from
At 1/2 height of column of cylinder top surface, an annular baffle structure (i.e. inward flange) is equipped with by column body space point along inboard wall of cylinder
For upper and lower two parts, the diameter of annular baffle structure centre circular hole is less than connection structure centered cylinder hole dia, motor 22 it is defeated
Shaft 19 may pass through the circular hole.
Automatic closely knit system turntable includes disk 15 and rotary base 16, and disk 15 is equipped with safety barrier 14；Disk
15 be one block of irony plectane, is equipped with the closed end cap stopper exterior bottom regular hexagon column of one with sandpack column pipe 13 at iron plate center
Body protrudes the equal regular hexagon hole of side length of part, in the case where complete alignment, outside the closed end cap stopper of sandpack column pipe 13
The positive hexagonal column protrusion part of side bottom can be inserted into the regular hexagon hole, in the case, sandpack column pipe 13 and disk
15 contact portion of face is sufficiently sturdy, and sandpack column pipe 13 and disk 15 can be equivalent to an entirety, and sandpack column pipe 13 is with identical
Mode and disk 15 move synchronously；To prevent the sandpack column pipe 13 being inserted in disk 15 in high-speed rotation or vibration at high speed
In the case of surprisingly fall off and then fly out or fall downwards damage instrument outward, being fixedly installed with one at the center of disk 15 has one
Fixed height, diameter are slightly larger than the transparent PVC material hollow cylinder of the diameter of sandpack column pipe 13 as safety barrier 14；Turntable
Pedestal 16 is the irony hollow cylinder that height is slightly above part inner cylinder spatial altitude in shake table-turntable connection structure 18
Body by welding links together hollow cylinder top surface and the bottom surface of turntable 15, makes disk 15 and rotary base
16 become an entirety, and disk 15 and rotary base 16 move synchronously in an identical manner；One is embedded in 16 bottom surface of rotary base
A inner spline housing isometrical with it, the male splined shaft of this inner spline housing and motor 22 stretch output shaft mutual cooperation, inner spline housing and
The main basic parameter of output shaft splined section is identical, and inner spline housing height is slightly above the height at the top of splined shaft, motor output
After axis accesses inner spline housing, motor can drive the disk of rotary base and upper part, sandpack column pipe to rotate synchronously；Inner spline housing
Lower section is welded with that outer diameter that one is made of a thrust washer and several rolling elements is equal thereto but internal diameter is greater than its internal diameter
Steel-ball type thrust bearing 17；The diameter of rotary base 16 is between shake table-turntable connection structure 18 internal diameter and annular therein
Between baffle structure internal diameter, rotary base 16 can be sitting on annular baffle structure, and turntable is entirely through several rolling elements and annular
Plane-plane contact is converted a face contact by barrier contact, rolling element, can substantially reduce when motor output shaft drives turntable rotation and turn
Friction between disk base end face and annular baffle top surface.Steel-ball type thrust bearing is given to roll when daily carry out plant maintenance in time
The position coating lubricating oil of body and annular baffle structure contact, can further decrease the frictional resistance that rotation process is subject to；Work as vibration
When dynamic platform 20 works, the shake table-turntable connection structure 18 being threadedly coupled with shake table is vibrated with shake table, is vibrated
Annular baffle structure drive inside platform-turntable connection structure 18 is sitting in bottom thereon and is welded with steel-ball type thrust bearing
Rotary base 16 vibrates together, and since splined shaft height is slightly larger than spline housing height, slightly movement will not influence spline housing up and down
Splined shaft with each tooth of spline housing is in the horizontal direction contacts, therefore splined shaft can drive the spline housing in vibrational state to carry out
Rotation can be realized driven by rotary disc socket joint sandpack column pipe on it while be vibrated and be rotated.
Intelligence control system: including the first man-machine interface 2, the second man-machine interface 23 and PLC controller 24, PLC controller
It is stored in program in its memory, editting by operation, comes from the first man-machine interface 2, the second man-machine interface to receiving
23, the different input information of weighing sensor export different control instructions after making logic judgment, control different in other systems
Component carry out sequence of operations, play control loading system, automatic closely knit system completes the work of back-up sand, closely knit two procedures
With.
The second man-machine interface 23 includes 1 device start button, 1 power-off button, 4 Working moulds in intelligence control system
Formula select button and 6 running parameter adjusting knobs.4 operating modes include: automatic Loading mode, in such a mode, first
Solenoid valve 8, second solenoid valve 9, third solenoid valve 10, the first weighing sensor 11, the second weighing sensor 12, motor 22 and vibration
Dynamic platform 20 accesses the control circuit of PLC controller simultaneously, and PLC controller is sandpack column pipe in control loading system according to program
While back-up sand, or control motor drives the sandpack column pipe common rotation of turntable and socket joint on turntable, or control shake table
Drive the sandpack column pipe of turntable and socket joint on turntable in vertical direction synchronous vibration, or control motor and shake table simultaneously to make
Turntable and socket joint are also vibrating while the sandpack column pipe on turntable is in rotation；Rotation mode, in such a mode, only motor
The control circuit of PLC controller is accessed, motor drives the sandpack column pipe common rotation of turntable and socket joint on turntable；Vibrate mould
Formula, in such a mode, only the control circuit of shake table access PLC controller, shake table drive turntable and socket joint on turntable
Sandpack column pipe is in vertical direction synchronous vibration；Rotation+vibration mode, in such a mode, motor and shake table access PLC simultaneously
Control circuit, turntable and socket joint are also vibrating while the sandpack column pipe on turntable is in rotation.6 running parameters include:
Rotation direction: it one-directionally rotates forward or backwards；Forward and reverse Double-directional rotary；Velocity of rotation be divided into 100r/min, 150r/min,
200r/min, 250r/min and 3000r/min；Rotate alternate intervals: i.e. motor by output shaft drive connecting component replace into
Row rotate forward with counter-rotational time interval, the case where only for Double-directional rotary, one-directional rotation is defaulted as zero, be divided into 2s,
4s, 6s, 8s and 10s；Vibration frequency range is 1Hz~400Hz；Vibration swept frequency range is 1Hz~400Hz；Amplitude is 0-5mm.
PLC controller is placed on device bottom plate；PLC controller respectively with weighing sensor, the first man-machine interface 2, the second man-machine boundary
Face, solenoid valve, motor are connected with shake table, realize the correct connection of input circuit and output circuit.
With load into sandpack column pipe 13 after the completion of a 500g back-up sand, filling points for 4 times successively using rotation mode mode,
Three kinds of vibration mode, rotation+vibration mode closely knit modes are uniformly distributed back-up sand in sandpack column pipe for sufficiently compacting,
Its tool includes the following steps:
(1) the sand inlet cover board 1 above sliding opening sand inlet leads to back-up sand depending on the back-up sand amount in the first funnel 3
It crosses sand inlet and pours into the first funnel, if less without remaining back-up sand or remaining back-up sand in the first funnel, pour into a large amount of fillings
Sand；If also pouring into a small amount of back-up sand there are a large amount of remaining back-up sands in the first funnel or not pouring into；
(2) upper box 26 is removed, sandpack column pipe 13 is put into 14 inside of safety barrier and seals sandpack column pipe 13
End cap is beyond the Great Wall in the regular hexagon hole at side bottom regular hexagon protrusion insertion 15 center of disk；
(3) the first man-machine interface 2 successively click keys " 5 ", " 0 ", " 0 ", " confirmation " (indicate altogether back-up sand 500g), " point
It is secondary ", " 4 ", " confirmation " (indicating points of 4 times filling sandpack column pipes of 500g back-up sand), " input " (indicate the back-up sand amount inputted,
Gradation information is errorless and this two information are input to PLC controller by input circuit)；
(4) automatic Loading mode is first selected in the second man-machine interface 23, then passes through 3 parameter regulation knob setting rotations
Direction, velocity of rotation and alternate intervals these three parameters numerical value, last pressing device start button；
(5) the electric appliance component and motor of loading system access PLC control circuit simultaneously, and PLC controller is first to filling
System is controlled；First weighing sensor 11 accesses PLC control circuit, and PLC controller opens the first solenoid valve, the first leakage
Back-up sand in bucket is flowed downward by valve into the second funnel；Second solenoid valve is in close state, due to there is back-up sand
Into the second funnel, the first weighing sensor start recording to data, when PLC controller reads the title of the first weighing sensor
When amount result reaches 500g, PLC controller closes the first solenoid valve, and back-up sand stops entering the second funnel；Work as PLC controller
After continuous 5s reads identical non-zero from the first weighing sensor, the second weighing sensor accesses PLC control circuit,
PLC controller opens second solenoid valve, and the back-up sand in the second funnel is flowed downward by valve into third funnel；When
When the weighing result that PLC controller reads the second weighing sensor reaches 125g, PLC controller closes second solenoid valve,
Back-up sand stops entering third funnel；When the continuous 5s of PLC controller reads identical non-zero from the second weighing sensor
Afterwards, PLC controller opens third solenoid valve；While third solenoid valve is opened, PLC controller controls motor and starts to work,
Motor drives rotary base and the disk welded together with rotary base to rotate by output shaft, below third solenoid valve, holds
The sandpack column pipe for being inserted in disk center is rotated with turntable with the parameter being arranged in advance in the second man-machine interface 23, in third funnel
Back-up sand flowed downward by valve into the sandpack column pipe of rotary state；The weighing results of second weighing sensor due to
The third funnel that continuously outflows of back-up sand flows into sandpack column pipe and reduces, when weighing results are zero, by the control of PLC controller
System, third solenoid valve is closed, motor shuts down, and sandpack column pipe stops operating, i.e., passes through the by third funnel in back-up sand
Three solenoid valves flow into during the entire process of sandpack column pipe, and sandpack column pipe is always maintained at rotation, in this way can be to a certain extent
It is uniformly distributed back-up sand in sandpack column pipe；After continuous 5s reads " 0 " weighing result from the second weighing sensor,
PLC controller is again turned on second solenoid valve, and the back-up sand in the second funnel is flowed downward by valve into third funnel；
When the weighing result that PLC controller reads the second weighing sensor reaches 125g, PLC controller closes second solenoid valve
It closes, back-up sand stops entering third funnel；When the continuous 5s of PLC controller reads identical non-zero number from the second weighing sensor
According to rear, PLC controller opens third solenoid valve；PLC controller again controls motor, and motor is driven by output shaft
Turntable rotation, sandpack column pipe is with turntable with filling in the parameter rotation of the second man-machine interface 23 setting, third funnel in advance
Back-up sand is flowed downward by valve into the sandpack column pipe of rotary state；The weighing results of second weighing sensor constantly subtract
Small, when weighing results are zero, third solenoid valve is again switched off, motor shuts down, and sandpack column pipe stops operating；Continuous 5s
After " 0 " weighing result is read from the second weighing sensor, PLC controller opens second solenoid valve third time, the second funnel
In back-up sand enter third funnel, when the weighing result that PLC controller reads the second weighing sensor reaches 125g
Two solenoid valves are closed, and the continuous 5s of PLC controller reads identical non-zero from the second weighing sensor, third solenoid valve the
It opens three times, sandpack column pipe third time is with turntable in advance in the parameter rotation of the second man-machine interface 23 setting, third funnel
In back-up sand enter the sandpack column pipe of rotary state, when the weighing results of the second weighing sensor are zero, third electromagnetism
Valve third time is closed, motor shuts down, and sandpack column pipe stops operating；After opening and closing second solenoid valve three times, PLC
The weighing result that controller reads the first weighing sensor reaches 125g, and the second weighing sensor exits PLC control circuit,
PLC controller opens simultaneously second solenoid valve and third solenoid valve, and PLC controller controls motor, and motor passes through defeated
Shaft drives turntable rotation, and with turntable to rotate in advance in the parameter of the second man-machine interface 23 setting, second leaks sandpack column pipe
Remaining filling sand passes sequentially through the sandpack column that second solenoid valve, third funnel, third solenoid valve enter rotary state in bucket
Pipe；Back-up sand in second funnel is all flowed out, and the first weighing sensor weighing result is reset, and the continuous 5s of PLC controller is from the
After one weighing sensor reads " 0 " weighing result, the first weighing sensor exits PLC control circuit, and PLC controller makes second
Solenoid valve, the power-off of third solenoid valve, two valves are closed, and motor shuts down, and sandpack column pipe stops operating, automatic Loading mode
Under automatic Loading process terminate；
(6) rotation mode is first selected in the second man-machine interface 23, rotation side then is set by 3 parameter regulation knobs
To the numerical value of, velocity of rotation and alternate intervals these three parameters, last pressing device start button；
(7) alternating current generator accesses PLC control circuit, and PLC controller controls motor, and motor is driven by output shaft
Turntable rotation, sandpack column pipe is with turntable to be rotated in advance in 3 rotational parameters of the second man-machine interface 23 setting；
(8) vibration mode is first selected in the second man-machine interface 23, vibration frequency then is set by 3 parameter regulation knobs
Range, vibration swept frequency range, amplitude these three parameters numerical value, last pressing device start button；
(9) shake table accesses PLC control circuit, and PLC controller controls vertical vibration table, and vertical vibration table is with pre-
The first 3 vibration parameters drive connection structure connected to it being arranged in the second man-machine interface 23 is sitting in connection structure inner loop
The sandpack column pipe of turntable and socket joint at disk center on shape baffle structure vibrates jointly；
(10) rotation+vibration mode is selected in the second man-machine interface 23, then passes through 6 parameter regulation knob setting rotations
Direction, velocity of rotation, alternate intervals, vibration frequency range, vibration swept frequency range, amplitude this six parameters numerical value, finally press
Dynamic device start button；
(11) alternating current generator and vertical vibration table access PLC control circuit simultaneously, and PLC controller is to alternating current generator and vertically
Shake table is controlled, and alternating current generator is by output shaft to drive in advance in 3 rotational parameters of the second man-machine interface 23 setting
As vertical vibration table be in caused by 3 vibration parameters that the second man-machine interface 23 is arranged in advance vibrational state turntable and
Sandpack column pipe common rotation of the socket joint at disk center；
(12) upper box 26 is removed, it slowly will be by being uniformly distributed the sandpack column being sufficiently compacted inside sequence of operations
Pipe is pulled up from the regular hexagon hole at disk center and is taken out from 27 upper space of lower box, and the pass of the second man-machine interface 23 is pressed
Machine button, device power-off, terminates from the entire back-up sand process for being filled to closely knit；
(13) upper box 26 is moved back into initial position.
As can be seen from the above technical solutions, the present invention will load experiment with sandpack column pipe this process by traditional people
Work completion is changed into automation control completion, realizes the quantification control to links in whole process, significantly improves
Back-up sand effect；" back-up sand " step is significantly reduced when carrying out simulating lab test using sandpack column pipe to operator in people
Limitation in terms of number, gender；Experiment duration is significantly shortened, the project cycle can be shortened to a certain extent.
Claims (10)
1. a kind of sandpack column pipe filling and compacting apparatus, which is characterized in that including fill system and vibratory compaction system, filling
System includes that the first funnel (3), the second funnel (4) and third funnel (5), the outlet of the first funnel (3) are set to the second funnel
(4) top of entrance and for in the second funnel (4) discharge, the outlet of the second funnel (4) be set to third funnel (5) entrance
Top and for the discharge in third funnel (5), the outlet of the first funnel (3), the second funnel (4) and third funnel (5) divides
The first solenoid valve (8), second solenoid valve (9) and the third solenoid valve (10) of discharge, second solenoid valve (9) and She You not controlled
The first weighing sensor (11) and the second weighing sensor (12) are respectively equipped on three solenoid valves (10)；
Vibratory compaction system includes that shake table (20), motor (22) and turntable, turntable are set to the vibration table of shake table (20)
On, shake table (20) can drive turntable to vibrate；It is connected between the output shaft and turntable of motor (22) by spline, works as shake table
(20) when the vibration of driving turntable, motor (22) active driving turntable rotation, turntable can with the lower end of sandpack column pipe (13)
Dismantling connection, after sandpack column pipe (13) is installed on turntable, the outlet of the upper end and third funnel (5) of sandpack column pipe (13)
Face and the material that third funnel (5) outlet discharge can be accepted.
2. a kind of sandpack column pipe filling according to claim 1 and compacting apparatus, which is characterized in that further include vibration
Platform-turntable connection structure (18), shake table-turntable connection structure (18) are hollow tubular structure, shake table-turntable connection
Structure (18) lower end is fixedly connected with the table top of shake table (20), and shake table-turntable connection structure (18) inner wall is equipped with annular
Inward flange, it is upper cavity that shake table-turntable connection structure (18) inner cavity, which is in inward flange or more, in inward flange with
Under be lower chamber；Turntable includes disk (15) and the rotary base (16) that is set at disk (15) lower surface center；Turntable
Pedestal (16) is set in the upper cavity and the lower end of rotary base (16) offsets with the inward flange；Motor (22) is set to
The lower section of shake table (20), the output shaft (19) of motor (22) pass through shake table (20) and from the lower chambers and inward flange
The heart upwardly extends, and is connect between rotary base (16) by spline；The lower end of sandpack column pipe (13) and disk (15) are removable
Unload connection.
3. a kind of sandpack column pipe filling according to claim 2 and compacting apparatus, which is characterized in that same in disk (15)
Axis is equipped with the safety barrier (14) for preventing sandpack column pipe (13) from falling off.
4. a kind of sandpack column pipe filling according to claim 2 and compacting apparatus, which is characterized in that rotary base (16)
Lower end and the inward flange between be equipped with steel-ball type thrust bearing.
5. a kind of sandpack column pipe filling according to claim 2 and compacting apparatus, which is characterized in that sandpack column pipe
(13) lower end center is equipped with polygon column structure, and the center of disk (15) is recessed equipped with being adapted to the polygon column structure
Slot, sandpack column pipe (13) can be inserted into the groove by the polygon column structure.
6. a kind of sandpack column pipe filling according to claim 1 and compacting apparatus, which is characterized in that further include upper box
And the top of lower box is arranged in lower box, upper box, lower box is without top surface, slidable connection between upper box and lower box,
Upper box can be along a side of lower box to another Slideslip opposite with the side；Upper box is between its top surface and bottom edge from upper
First partition (6) and second partition (7) are successively arranged under and, the first funnel (3) is set to upper box top surface and first partition (6)
Between, the second funnel (4) is set between first partition (6) and second partition (7), and third funnel (5) is set to second partition
(7) between upper box bottom surface；It is offered respectively on first partition (6), second partition (7) and upper box bottom surface for the first electromagnetism
The center opening that valve (8), second solenoid valve (9) and third solenoid valve (10) pass through；First weighing sensor (11) and second claims
Retransmit the lower section that sensor (12) are located at second partition (7) and upper box bottom surface；Vibratory compaction system is set in lower box.
7. a kind of sandpack column pipe filling according to claim 6 and compacting apparatus, which is characterized in that be equipped in lower box
Third partition (21), shake table (20) setting are arranged in the top of third partition (21), motor (22) in third partition (21)
Lower part offers the through-hole that power supply machine output shaft passes through on third partition (21).
8. a kind of sandpack column pipe filling according to claim 1 and compacting apparatus, which is characterized in that further include intelligent control
System processed, intelligence control system include the first man-machine interface (2), the second man-machine interface (23) and PLC controller (24), the first electricity
Magnet valve (8), second solenoid valve (9), third solenoid valve (10), the first weighing sensor (11), the second weighing sensor (12),
One man-machine interface (2), shake table (20), motor (22) and the second man-machine interface (23) are connect with PLC controller；First is man-machine
Interface (2) is for being arranged back-up sand quality and back-up sand number；Second man-machine interface (23) is used to be arranged the vibration mould of shake table (20)
The revolving speed of formula and motor (22).
9. a kind of sandpack column pipe filling and densification process, which is characterized in that filled using sandpack column pipe described in claim 1
It fills out and compacting apparatus carries out, include the following steps:
S1, the enough back-up sands of filling into the first funnel (3)；
Empty sandpack column pipe (13) is mounted on turntable by S2；
S3 controls shake table (20) with predeterminated frequency and amplitude vibration, and control motor (22) and drives turntable with preset rotation speed
Rotation, turntable drive sandpack column pipe (13) to rotate synchronously；
S4, control the first solenoid valve (8) are opened, and the back-up sand in the first funnel (3) is drained into the second funnel (4), when the second leakage
Back-up sand amount in bucket (4) closes the first solenoid valve (8) after reaching preset value；
S5, control second solenoid valve (9) are opened, and the back-up sand in the second funnel (4) is drained into third funnel (5) by several times, until
Back-up sand in second funnel (4) is drained；
Wherein, during the back-up sand in the second funnel (4) every time drains into third funnel (5), the first weighing sensor (11)
The back-up sand amount in third funnel (5) is weighed, after the back-up sand amount in third funnel (5) reaches preset value, the second electricity of control
Magnet valve (9) is closed, third solenoid valve (10) is opened, and the back-up sand in third funnel (5) drains into sandpack column pipe (13), when the
When two weighing sensors (12) detect that the back-up sand amount in third funnel (5) is zero, third solenoid valve (10) is closed；
S6 after shake table (20) vibration terminates and motor (22) rotates, controls shake table (20) and motor (22) stops,
The filling of sandpack column pipe and closely knit end.
10. a kind of sandpack column pipe filling according to claim 9 and densification process, which is characterized in that the back-up sand mould
The filling of type pipe and compacting apparatus further include intelligence control system, and intelligence control system includes the first man-machine interface (2), second man-machine
Interface (23) and PLC controller (24), the first solenoid valve (8), second solenoid valve (9), third solenoid valve (10), the first weighing pass
Sensor (11), the second weighing sensor (12), the first man-machine interface (2), shake table (20), motor (22) and the second man-machine interface
(23) it is connect with PLC controller；First man-machine interface (2) is for being arranged back-up sand quality and back-up sand number；Second man-machine interface
(23) for the vibration mode of shake table (20) and the revolving speed of motor (22) to be arranged；
Wherein, in S3, back-up sand quality and back-up sand number is set by the first man-machine interface (2), passed through the second man-machine interface (23)
The vibration mode of shake table (20) and the revolving speed of motor (22) are set；
In S4 and S5, PLC controller by the first weighing sensor (11) and the second weighing sensor (12) acquisition data with
And the first setting control the first solenoid valve (8) of man-machine interface (2) and the second man-machine interface (23), second solenoid valve (9) and the
Three solenoid valves (10), control shake table (20) and motor (22) work.
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| CN201910121626.0A CN109727521B (en) | 2019-02-19 | 2019-02-19 | Sand filling model pipe filling and compacting device and method |
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| CN201910121626.0A CN109727521B (en) | 2019-02-19 | 2019-02-19 | Sand filling model pipe filling and compacting device and method |
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| CN110005408A (en) * | 2019-05-17 | 2019-07-12 | 重庆科技学院 | Multiple spot compaction apparatus during being used for model back-up sand in heavy crude heat extraction experiment |
| CN113107459A (en) * | 2021-03-29 | 2021-07-13 | 西安石油大学 | Oil displacement sand pipe model sand filling-discharging integrated device and experimental method |
| CN113804520A (en) * | 2020-06-15 | 2021-12-17 | 中国石油化工股份有限公司 | Automatic manufacturing device for thick oil reservoir simulation sand filling model |
| CN113804520B (en) * | 2020-06-15 | 2024-05-31 | 中国石油化工股份有限公司 | Automatic manufacturing device for thick oil reservoir simulated sand filling model |
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