CN112903069B - Anti-seismic test device for large-diameter pipeline sodium liquid flowmeter and use method - Google Patents
Anti-seismic test device for large-diameter pipeline sodium liquid flowmeter and use method Download PDFInfo
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- 238000012360 testing method Methods 0.000 title claims abstract description 68
- 239000007788 liquid Substances 0.000 title claims abstract description 67
- 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 title claims abstract description 25
- 229910052708 sodium Inorganic materials 0.000 title claims abstract description 25
- 239000011734 sodium Substances 0.000 title claims abstract description 25
- 238000000034 method Methods 0.000 title claims abstract description 24
- 238000004088 simulation Methods 0.000 claims abstract description 126
- 230000007246 mechanism Effects 0.000 claims abstract description 42
- 239000000463 material Substances 0.000 claims abstract description 27
- 238000001125 extrusion Methods 0.000 claims abstract description 19
- 238000001514 detection method Methods 0.000 claims abstract description 15
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 22
- 238000003756 stirring Methods 0.000 claims description 14
- 230000000694 effects Effects 0.000 claims description 12
- 230000035939 shock Effects 0.000 claims description 9
- 238000007790 scraping Methods 0.000 claims description 6
- 230000006978 adaptation Effects 0.000 claims description 4
- 238000002347 injection Methods 0.000 claims description 3
- 239000007924 injection Substances 0.000 claims description 3
- 238000005070 sampling Methods 0.000 claims description 3
- 239000004576 sand Substances 0.000 claims description 3
- 238000012856 packing Methods 0.000 claims description 2
- 239000004575 stone Substances 0.000 claims description 2
- 238000005056 compaction Methods 0.000 claims 1
- 239000002689 soil Substances 0.000 claims 1
- 230000008602 contraction Effects 0.000 abstract description 4
- 238000009434 installation Methods 0.000 abstract description 4
- 238000004364 calculation method Methods 0.000 description 5
- 230000008569 process Effects 0.000 description 5
- 238000002955 isolation Methods 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 230000001788 irregular Effects 0.000 description 3
- 238000005192 partition Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 239000004927 clay Substances 0.000 description 2
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F25/00—Testing or calibration of apparatus for measuring volume, volume flow or liquid level or for metering by volume
- G01F25/10—Testing or calibration of apparatus for measuring volume, volume flow or liquid level or for metering by volume of flowmeters
- G01F25/17—Testing or calibration of apparatus for measuring volume, volume flow or liquid level or for metering by volume of flowmeters using calibrated reservoirs
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F25/00—Testing or calibration of apparatus for measuring volume, volume flow or liquid level or for metering by volume
- G01F25/0092—Testing or calibration of apparatus for measuring volume, volume flow or liquid level or for metering by volume for metering by volume
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M7/00—Vibration-testing of structures; Shock-testing of structures
- G01M7/02—Vibration-testing by means of a shake table
- G01M7/025—Measuring arrangements
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M7/00—Vibration-testing of structures; Shock-testing of structures
- G01M7/02—Vibration-testing by means of a shake table
- G01M7/027—Specimen mounting arrangements, e.g. table head adapters
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M7/00—Vibration-testing of structures; Shock-testing of structures
- G01M7/02—Vibration-testing by means of a shake table
- G01M7/06—Multidirectional test stands
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E30/00—Energy generation of nuclear origin
- Y02E30/30—Nuclear fission reactors
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Measuring Volume Flow (AREA)
Abstract
The invention discloses an earthquake-resistant testing device for a large-diameter pipeline sodium liquid flowmeter and a using method thereof, and the earthquake-resistant testing device comprises a testing table and a flowmeter arranged on the testing table. According to the vibration-resistant test device for the large-diameter pipeline sodium liquid flowmeter and the use method, the simulation platform is provided, the installation conditions of the pipeline are simulated by the simulation materials, the simulation chamber, the simulation block and the clamping mechanism, the simulation materials are extruded through the contraction of the telescopic rod, so that the simulation environment is ensured to be more exquisite, vibration force is provided by the vibration simulation mechanism, vibration of the pipeline is simulated, the extrusion frame can directly extrude and limit the simulation block, the relative fixing of the position between the clamping mechanism and the test bench is ensured, the detection under different conditions is provided for the vibration-resistant test of the flowmeter, and the accuracy of test results is further improved.
Description
Technical Field
The invention relates to the technical field of earthquake resistance tests, in particular to an earthquake resistance test device for a large-diameter pipeline sodium liquid flowmeter and a use method thereof.
Background
A flowmeter is a meter that indicates the measured flow rate and/or the total amount of fluid over a selected time interval. In short, a meter for measuring fluid flow in a pipeline or an open channel is classified into a differential pressure type meter, a rotameter, a throttling type meter, a slit meter, a volumetric meter, an electromagnetic meter, an ultrasonic meter and the like according to media: a liquid flow meter and a gas flow meter.
For large-diameter pipelines, because the inner space is larger, when liquid delivery is carried out, the required energy is larger, the pipelines vibrate easily, so that the surrounding environment is extruded, the pipeline fixing part is easy to loose, a large number of tools are required to be used for measurement tests in the conventional flowmeter anti-vibration test, the operation is complicated, the cost is higher, vibration conditions faced in the practical application process cannot be effectively simulated, and therefore, the large-diameter pipeline sodium flowmeter anti-vibration test device and the use method are particularly provided, the vibration conditions faced in the practical application of the pipelines are simulated through a simple structure, the cost is reduced, and meanwhile, the anti-vibration effect of the flowmeter can be obtained through simple calculation.
Disclosure of Invention
(one) solving the technical problems
Aiming at the defects of the prior art, the invention provides the earthquake-resistant test device for the large-diameter pipeline sodium liquid flowmeter and the use method thereof, which solve the problems of complicated operation, high cost and incapability of effectively simulating the vibration condition in the practical application process of the existing earthquake-resistant test of the flowmeter.
(II) technical scheme
In order to achieve the above purpose, the invention is realized by the following technical scheme: the utility model provides a major diameter pipeline sodium liquid flow meter shock resistance test device, includes the testboard and sets up the flowmeter on the testboard, the equal fixedly connected with first division board in left and right sides of testboard inner chamber bottom, two first division board separates the inner chamber of testboard into first simulation room, power room and second simulation room, the inside of first simulation room and second simulation room all is provided with the simulation piece, the top fixedly connected with fixture of simulation piece, the bottom fixedly connected with telescopic link of power room inner chamber, the top fixedly connected with connection bent bar of telescopic link push rod, the both ends of connection bent bar are fixedly connected with respectively with the extrusion frame with first simulation room and second simulation room inner chamber looks adaptation, the inside of first simulation room and second simulation room just is located the outside packing of simulation piece and fixture has the simulation material, the middle part fixedly connected with vibrations simulation mechanism of testboard bottom, both ends are had feed liquor pipe and the drain pipe that suits with fixture through flange intercommunication respectively about the flowmeter, the output of drain pipe intercommunication has detection mechanism.
Preferably, the clamping mechanism comprises a fixing plate, a first clamping sleeve and a second clamping sleeve, the top of the fixing plate is fixedly connected with the outer arc surface of the first clamping sleeve, and the first clamping sleeve is fixedly connected with the second clamping sleeve through bolts and nuts.
Preferably, the fixed plate bottom is fixedly connected with the top of simulation piece, the top threaded connection of second cutting ferrule has adjusting bolt, adjusting bolt's bottom runs through the second cutting ferrule and rotates through the bearing and be connected with arc spacing.
Preferably, the vibration simulation mechanism comprises a motor, a vibration box and a stirring column, wherein the right side of the vibration box is fixedly connected with the bottom of the motor through a connecting plate, one end of an output shaft of the motor is fixedly connected with one end of the stirring column through a coupling, the other end of the stirring column penetrates through the vibration box and is rotationally connected with the left side of an inner cavity of the vibration box through a bearing, the stirring column is positioned on an outer surface fixedly connected with a scraping plate of the inner cavity of the vibration box, and water is arranged in the inner cavity of the vibration box.
Preferably, the top of the left side of the vibration box is communicated with a water injection head, and the bottom of the vibration box is communicated with a water discharge head.
Preferably, the detection mechanism comprises a base, a collecting box, a connector, a conveying main pipe and five conveying branch pipes, wherein the collecting box is arranged at the top of the base, one end of the connector is communicated with the interior of the conveying main pipe, the five ends of the conveying branch pipes are communicated with the interior of the conveying main pipe, the bottom of an inner cavity of the collecting box is sequentially and fixedly connected with four second partition boards from front to back, the inner cavity of the collecting box is divided into a storage chamber matched with the conveying branch pipes by the second partition boards, and the left side of the top of the base is fixedly connected with the surface of the connector through a connecting plate.
Preferably, the other end of the connector is communicated with a first corrugated pipe, one end of the first corrugated pipe is communicated with the output end of the liquid outlet pipe, and the surface of the liquid inlet end of the liquid inlet pipe is communicated with a second corrugated pipe.
Preferably, the surface of the conveying branch pipe is provided with an electromagnetic control valve for controlling conveying of the conveying branch pipe.
Preferably, the extrusion frame is sleeved on the periphery of the fixed plate, and a limiting plate is fixedly connected to the outer surface of the fixed plate and positioned above the extrusion frame.
The invention also discloses a use method of the large-diameter pipeline sodium liquid flowmeter anti-seismic test device, which specifically comprises the following steps:
step one, fixing a pipeline: the flow meter is respectively communicated with the liquid inlet pipe and the liquid outlet pipe through the flange by using bolts, then the liquid inlet pipe and the liquid outlet pipe are placed in the second clamping sleeve, the first clamping sleeve is fixed on the second clamping sleeve by using bolts and nuts, and the arc-shaped limiting strips are controlled to be tightly attached to the liquid inlet pipe and the liquid outlet pipe by rotating the adjusting bolts, so that the fixing of the pipeline is completed;
step two, environment simulation: the clay sand stone is selected as a simulation material to be placed into a first simulation chamber and a second simulation chamber, the telescopic rod is controlled to shrink, and the connecting bent rod is driven to enable the extrusion frame to compact the simulation material, and the simulation material stays at a position which is not contacted with the filling material after being compacted, so that simulation of a fixed environment is realized;
step three, vibration simulation: starting a control switch of a motor, and driving a stirring column by the motor to enable a scraping plate to rotate, so that water in a vibration box is caused to shake, and vibration of a test bench is caused;
step four, sampling and detecting: on the basis of vibration in the third step, controlling the uniformity and constancy of the feeding flow in the liquid inlet pipe, opening one of the five electromagnetic control valves, opening the next electromagnetic control valve at the same interval time, closing the last electromagnetic control valve when the next electromagnetic control valve is opened, after the valve is opened, enabling liquid to flow into the storage chamber to obtain the liquid volume in unit time, calculating the flow according to the size of the pipeline, comparing the flow with the flow detected by the flowmeter at the moment, judging the earthquake-proof effect of the flowmeter according to the size of the difference value, namely the absolute value of the difference value is large, the earthquake-proof effect is poor, the absolute value of the difference value is small, and the earthquake-proof effect is excellent;
step five, environment replacement simulation: and (3) controlling the telescopic rod to shrink so that the extrusion frame is tightly pressed on the simulation block, and repeating the operations in the third step and the fourth step.
(III) beneficial effects
The invention provides a large-diameter pipeline sodium liquid flowmeter anti-seismic test device and a use method thereof. The beneficial effects are as follows:
(1) According to the vibration-resistant test device for the large-diameter pipeline sodium flowmeter and the use method, a simulation platform is provided through the arrangement of the test bench, the installation condition of a pipeline can be simulated by utilizing the arrangement of a simulation material, a simulation chamber, a simulation block and a clamping mechanism, the simulation material is extruded through the contraction of the telescopic rod, so that the fineness of a simulation environment is ensured, vibration force is provided by utilizing the vibration simulation mechanism, vibration of the pipeline is simulated, the extrusion frame can directly extrude and limit the simulation block, the position between the clamping mechanism and the test bench is ensured to be relatively fixed, the detection under different conditions is provided for the vibration-resistant test of the flowmeter, and the accuracy of test results is further improved.
(2) According to the vibration resistance test device for the large-diameter pipeline sodium liquid flowmeter and the use method, through the arrangement of the motor, the vibration box, the stirring column, the scraping plate and water, the rotation of the motor is utilized to drive the water to move, the movement force of the water is utilized to provide vibration force, and the irregular adjustment of the direction and the size of the vibration force can be realized by controlling the forward and reverse rotation of the motor, so that the vibration resistance test device is more suitable for the actual use environment.
(3) According to the anti-vibration test device and the use method of the large-diameter pipeline sodium liquid flowmeter, through the arrangement of the detection mechanism, five groups of conveying branch pipes and corresponding storage chambers are utilized to collect liquid discharged under different conditions, a worker can obtain the flow through calculation as long as the electromagnetic control valve is controlled to be opened and closed according to the same interval time, the anti-vibration effect of the flowmeter is obtained through comparison with the flow measured by the flowmeter, the calculation is simple and convenient, and the accuracy of the test result can be guaranteed by multiple groups of data.
Drawings
FIG. 1 is a schematic view of the external structure of the present invention;
FIG. 2 is a schematic view of a clamping mechanism according to the present invention;
FIG. 3 is a schematic diagram of a vibration simulation mechanism according to the present invention;
FIG. 4 is a schematic diagram of the detection mechanism of the present invention;
FIG. 5 is a schematic diagram of the internal structure of the test stand according to the present invention.
In the figure, 1, a test bench; 2. a flow meter; 3. a first partition plate; 4. a first simulation chamber; 5. a power chamber; 6. a second simulation chamber; 7. a simulation block; 8. a clamping mechanism; 9. a telescopic rod; 10. connecting a bent rod; 11. extruding a frame; 12. simulating materials; 13. a vibration simulation mechanism; 14. a liquid inlet pipe; 15. a liquid outlet pipe; 16. a detection mechanism; 17. a fixing plate; 18. a first ferrule; 19. a second ferrule; 20. an adjusting bolt; 21. arc-shaped limit strips; 22. a motor; 23. a vibration box; 24. stirring the column; 25. a scraper; 26. a water injection head; 27. a water discharge head; 28. a base; 29. a collection box; 30. a connector; 31. a delivery manifold; 32. a conveying branch pipe; 33. a second separator; 34. a storage chamber; 35. a first bellows; 36. a second bellows; 37. an electromagnetic control valve; 38. and a limiting plate.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1-5, the following two technical schemes are provided in the embodiments of the present invention:
embodiment 1,
A large-diameter pipeline sodium liquid flowmeter anti-vibration test device comprises a test bench 1 and a flowmeter 2 arranged on the test bench 1.
As a preferred scheme, the left side and the right side of the bottom of the inner cavity of the test bench 1 are fixedly connected with a first isolation plate 3, the inner cavity of the test bench 1 is divided into a first simulation chamber 4, a power chamber 5 and a second simulation chamber 6 by the two first isolation plates 3, a simulation block 7 is arranged in the first simulation chamber 4 and the second simulation chamber 6, the top of the simulation block 7 is fixedly connected with a clamping mechanism 8, the bottom of the inner cavity of the power chamber 5 is fixedly connected with a telescopic rod 9, the top of a push rod of the telescopic rod 9 is fixedly connected with a connecting bent rod 10, two ends of the connecting bent rod 10 are respectively and fixedly connected with an extrusion frame 11 matched with the inner cavities of the first simulation chamber 4 and the second simulation chamber 6, a simulation material 12 is filled in the inner parts of the first simulation chamber 4 and the second simulation chamber 6 and positioned outside the simulation block 7 and the clamping mechanism 8, the middle part of the bottom of the test bench 1 is fixedly connected with a vibration simulation mechanism 13, the left end and the right end of the flowmeter 2 are respectively communicated with a liquid inlet pipe 14 and a liquid outlet pipe 15 which are matched with the clamping mechanism 8 through flanges, the output end of the liquid outlet pipe 15 is communicated with a detection mechanism 16, further description is provided, through the arrangement of the test bench 1, a simulation platform is provided, the installation condition of a pipeline can be simulated by using the arrangement of a simulation material 12, a simulation chamber, a simulation block 7 and the clamping mechanism 8, the simulation material 12 is extruded through the contraction of a telescopic rod 9, thereby ensuring the more delicate simulation environment, then the vibration force is provided by using a vibration simulation mechanism 13, thereby simulating the vibration of the pipeline, the extrusion frame 11 can directly extrude and limit the simulation block 7, thereby ensuring the relative fixing of the position between the clamping mechanism 8 and the test bench 1, providing detection under different conditions for the vibration resistance test of the flowmeter 2, further improving the accuracy of the test result.
Embodiment II,
This embodiment is a modification of the previous embodiment, and a large diameter pipe sodium liquid flowmeter anti-seismic test device includes a test bench 1 and a flowmeter 2 provided on the test bench 1.
As a preferred scheme, the left side and the right side of the bottom of the inner cavity of the test bench 1 are fixedly connected with a first isolation plate 3, the inner cavity of the test bench 1 is divided into a first simulation chamber 4, a power chamber 5 and a second simulation chamber 6 by the two first isolation plates 3, a simulation block 7 is arranged in the first simulation chamber 4 and the second simulation chamber 6, the top of the simulation block 7 is fixedly connected with a clamping mechanism 8, the bottom of the inner cavity of the power chamber 5 is fixedly connected with a telescopic rod 9, the top of a push rod of the telescopic rod 9 is fixedly connected with a connecting bent rod 10, two ends of the connecting bent rod 10 are respectively and fixedly connected with an extrusion frame 11 matched with the inner cavities of the first simulation chamber 4 and the second simulation chamber 6, a simulation material 12 is filled in the inner parts of the first simulation chamber 4 and the second simulation chamber 6 and positioned outside the simulation block 7 and the clamping mechanism 8, the middle part of the bottom of the test bench 1 is fixedly connected with a vibration simulation mechanism 13, the left end and the right end of the flowmeter 2 are respectively communicated with a liquid inlet pipe 14 and a liquid outlet pipe 15 which are matched with the clamping mechanism 8 through flanges, the output end of the liquid outlet pipe 15 is communicated with a detection mechanism 16, further description is provided, through the arrangement of the test bench 1, a simulation platform is provided, the installation condition of a pipeline can be simulated by using the arrangement of a simulation material 12, a simulation chamber, a simulation block 7 and the clamping mechanism 8, the simulation material 12 is extruded through the contraction of a telescopic rod 9, thereby ensuring the more delicate simulation environment, then the vibration force is provided by using a vibration simulation mechanism 13, thereby simulating the vibration of the pipeline, the extrusion frame 11 can directly extrude and limit the simulation block 7, thereby ensuring the relative fixing of the position between the clamping mechanism 8 and the test bench 1, providing detection under different conditions for the vibration resistance test of the flowmeter 2, further improving the accuracy of the test result.
As a preferred scheme, the clamping mechanism 8 comprises a fixing plate 17, a first clamping sleeve 18 and a second clamping sleeve 19, the top of the fixing plate 17 is fixedly connected with the outer cambered surface of the first clamping sleeve 18, and the first clamping sleeve 18 and the second clamping sleeve 19 are fixedly connected through bolts and nuts.
As a preferred scheme, the bottom of the fixed plate 17 is fixedly connected with the top of the simulation block 7, an adjusting bolt 20 is connected with the top of the second clamping sleeve 19 in a threaded manner, and the bottom end of the adjusting bolt 20 penetrates through the second clamping sleeve 19 and is connected with an arc-shaped limiting strip 21 in a rotating manner through a bearing.
As the preferred scheme, shake simulation mechanism 13 includes motor 22, shake case 23 and spliced pole 24, shake the bottom fixed connection of case 23 and motor 22 through the connecting plate, the one end of motor 22 output shaft passes through the one end fixed connection of shaft coupling and spliced pole 24, the other end of spliced pole 24 runs through shake case 23 and rotates with the left side of vibrations case 23 inner chamber through the bearing and be connected, the spliced pole 24 is located the surface fixedly connected with scraper blade 25 of vibrations case 23 inner chamber, and vibrations case 23's inner chamber is provided with water, further description, through motor 22, shake case 23, spliced pole 24, scraper blade 25 and water's setting, utilize motor 22's rotation, drive water motion, utilize the motion power of water to provide the vibrating force, through the positive and negative rotation of control motor 22, can realize the irregular adjustment of vibrating force direction and size, thereby laminate the in-service environment more.
Preferably, the top of the left side of the vibration box 23 is communicated with a water filling head 26, and the bottom of the vibration box 23 is communicated with a water draining head 27.
As a preferred scheme, detection mechanism 16 includes base 28, collecting box 29, connector 30, conveying house steward 31 and five conveying branch pipes 32, collecting box 29 sets up at the top of base 28, the one end of connector 30 communicates with the inside of conveying house steward 31, the top and the inside of conveying house steward 31 of five conveying branch pipes 32 communicate, the bottom of collecting box 29 inner chamber is the fixedly connected with four second baffles 33 in proper order from front to back, and the inner chamber of collecting box 29 is separated into the memory chamber 34 with conveying branch pipe 32 looks adaptation by second baffles 33, the left side at base 28 top is through connecting plate and the fixed surface connection of connector 30, the other end intercommunication of connector 30 has first bellows 35, the one end of first bellows 35 communicates with the output of drain pipe 15, the surface intercommunication of feed pipe 14 feed end has second bellows 36, the surface of conveying branch pipe 32 is provided with the electromagnetic control valve 37 that control conveying branch pipe 32 carried, further illustrate, through detection mechanism 16's setting up, utilize five sets of conveying branch pipes 32 and corresponding memory chamber 34 to collect the liquid that discharges under the different circumstances, the staff is according to the setting up, the time control valve is controlled according to the same, can calculate the accuracy and calculate the flow meter 2, and calculate the accuracy and compare and obtain the flow, the accuracy and can calculate the flow.
As the preferred scheme, the extrusion frame 11 cover is established in the periphery of fixed plate 17, and the surface of fixed plate 17 just is located the top fixedly connected with limiting plate 38 of extrusion frame 11, further illustrates, and limiting plate 38 can be when taking out simulation material 12, directly takes out simulation piece 7 together with simulation material 12 through the extension of telescopic link 9, and the clearance is convenient.
The advantages of the embodiment over the first embodiment are: through motor 22, vibrations case 23, stirring post 24, scraper blade 25 and the setting of water, utilize motor 22's rotation, drive water motion, utilize the motion power of water to provide the vibration power, forward and backward rotation through control motor 22 can realize the irregular adjustment of vibration power direction and size, thereby laminate actual service environment more, utilize five group's conveying branch pipes 32 and corresponding memory cell 34 to collect the liquid of exhaust under the different circumstances, the staff only need control opening and close of electromagnetic control valve 37 according to the same interval time, can obtain the flow through the calculation, thereby compare with the flow that flowmeter 2 measured, obtain the antidetonation effect of flowmeter 2, and simple calculation is convenient, and the accuracy of test result can be guaranteed to multiunit data.
The application method of the anti-seismic test device for the large-diameter pipeline sodium liquid flowmeter specifically comprises the following steps:
step one, fixing a pipeline: the flow meter 2 is respectively communicated with the liquid inlet pipe 14 and the liquid outlet pipe 15 by using bolts to pass through the flange, then the liquid inlet pipe 14 and the liquid outlet pipe 15 are placed in the second clamping sleeve 19, the first clamping sleeve 18 is fixed on the second clamping sleeve 19 by using bolts and nuts, and the arc-shaped limiting strips 21 are controlled by rotating the adjusting bolts 20 to be tightly attached to the liquid inlet pipe 14 and the liquid outlet pipe 15, so that the fixation of a pipeline is completed;
step two, environment simulation: the clay sand is selected as the simulation material 12 to be placed into the first simulation chamber 4 and the second simulation chamber 6, the telescopic rod 9 is controlled to shrink, the connecting curved rod 10 is driven to enable the extrusion frame 11 to compact the simulation material 12, and the simulation material is kept at a position which is not contacted with the filling material after being compacted, so that the simulation of a fixed environment is realized;
step three, vibration simulation: starting a control switch of the motor 22, and driving the stirring column 24 by the motor 22 to enable the scraping plate 25 to rotate, so that water in the vibration box 23 is caused to shake, and vibration of the test bench 1 is caused;
step four, sampling and detecting: on the basis of the vibration of the third step, the feeding flow in the liquid inlet pipe 14 is controlled to be uniform and constant, one of the five electromagnetic control valves 37 is opened, the next electromagnetic control valve 37 is opened at the same time interval, the last electromagnetic control valve 37 is closed while the next electromagnetic control valve 37 is opened, after the valve is opened, the liquid flows into the storage chamber 34, the liquid volume in unit time can be obtained, the flow can be calculated according to the size of a pipeline, at the moment, the flow is compared with the flow detected by the flowmeter 2, the earthquake-resistant effect of the flowmeter is judged according to the magnitude of the difference, namely the absolute value of the difference is large, the earthquake-resistant effect is poor, the absolute value of the difference is small, and the earthquake-resistant effect is excellent;
step five, environment replacement simulation: the telescopic rod 9 is controlled to be contracted, the extrusion frame 11 is pressed on the simulation block 7, and the operation in the third step and the fourth step is repeated.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation. The term "comprising" an element defined by the term "comprising" does not exclude the presence of other identical elements in a process, method, article or apparatus that comprises the element.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (9)
1. The utility model provides a major diameter pipeline sodium liquid flow meter shock resistance test device, includes testboard (1) and sets up flowmeter (2) on testboard (1), its characterized in that: the utility model discloses a liquid flow meter, including test bench (1), power room (6), first division board (3) of the equal fixedly connected with in left and right sides of inner chamber bottom, two first division board (3) separate the inner chamber of test bench (1) into first simulation room (4), power room (5) and second simulation room (6), the inside of first simulation room (4) and second simulation room (6) all is provided with simulation piece (7), the top fixedly connected with fixture (8) of simulation piece (7), the bottom fixedly connected with telescopic link (9) of power room (5) inner chamber, the top fixedly connected with of telescopic link (9) push rod connects curved bar (10), the both ends of connecting curved bar (10) respectively fixedly connected with squeeze frame (11) with first simulation room (4) and second simulation room (6) inner chamber looks adaptation, the inside of first simulation room (4) and second simulation room (6) just are located simulation piece (7) and fixture (8) outside packing has simulation material (12), test bench (1) bottom fixedly connected with telescopic link (9) push rod (10) top fixedly connected with connecting curved bar (10), two flange pipe (14) and flange pipe (15) are connected with each other respectively, the output end of the liquid outlet pipe (15) is communicated with a detection mechanism (16); the vibration simulation mechanism (13) comprises a motor (22), a vibration box (23) and a stirring column (24), wherein the right side of the vibration box (23) is fixedly connected with the bottom of the motor (22) through a connecting plate, one end of an output shaft of the motor (22) is fixedly connected with one end of the stirring column (24) through a coupler, the other end of the stirring column (24) penetrates through the vibration box (23) and is rotationally connected with the left side of an inner cavity of the vibration box (23) through a bearing, the stirring column (24) is fixedly connected with a scraping plate (25) on the outer surface of the inner cavity of the vibration box (23), and the inner cavity of the vibration box (23) is provided with water.
2. The large diameter tube sodium flowmeter shock resistance test device according to claim 1, wherein: the clamping mechanism (8) comprises a fixing plate (17), a first clamping sleeve (18) and a second clamping sleeve (19), the top of the fixing plate (17) is fixedly connected with the outer cambered surface of the first clamping sleeve (18), and the first clamping sleeve (18) and the second clamping sleeve (19) are fixedly connected through bolts and nuts.
3. The large diameter tube sodium flowmeter shock resistance test device according to claim 2, wherein: the bottom of the fixed plate (17) is fixedly connected with the top of the simulation block (7), an adjusting bolt (20) is connected with the top of the second clamping sleeve (19) in a threaded mode, and the bottom end of the adjusting bolt (20) penetrates through the second clamping sleeve (19) and is connected with an arc limiting strip (21) through a bearing in a rotating mode.
4. A large diameter pipe sodium flowmeter shock resistance test device according to claim 3, wherein: the top of vibrations case (23) left side communicates there is water injection head (26), the bottom of vibrations case (23) communicates there is drainage head (27).
5. The shock resistance test device for the large-diameter pipeline sodium liquid flowmeter according to claim 4, wherein: detection mechanism (16) are including base (28), collection box (29), connector (30), conveying house steward (31) and five conveying branch pipe (32), collection box (29) set up at the top of base (28), the one end of connector (30) communicates with the inside of conveying house steward (31), and is five conveying the top of branch pipe (32) and conveying house steward (31) inside intercommunication, four second baffles (33) of fixedly connected with in proper order from front to the bottom of collection box (29) inner chamber, and second baffles (33) separate the inner chamber of collection box (29) into storage room (34) with conveying house steward (32) looks adaptation, the left side at base (28) top is through connecting plate and the fixed surface of connector (30) is connected.
6. The shock resistance test device for the large-diameter pipeline sodium liquid flowmeter according to claim 5, wherein: the other end of the connector (30) is communicated with a first corrugated pipe (35), one end of the first corrugated pipe (35) is communicated with the output end of the liquid outlet pipe (15), and the surface of the liquid inlet end of the liquid inlet pipe (14) is communicated with a second corrugated pipe (36).
7. The shock resistance test device for the large-diameter pipeline sodium liquid flowmeter according to claim 6, wherein: the surface of the conveying branch pipe (32) is provided with an electromagnetic control valve (37) for controlling conveying of the conveying branch pipe (32).
8. The shock resistance test device for the large-diameter pipeline sodium liquid flowmeter according to claim 7, wherein: the extrusion frame (11) is sleeved on the periphery of the fixed plate (17), and a limiting plate (38) is fixedly connected to the outer surface of the fixed plate (17) and located above the extrusion frame (11).
9. The method for using the large-diameter pipeline sodium flowmeter anti-seismic test device according to claim 8, wherein the method comprises the following steps of: the method specifically comprises the following steps:
step one, fixing a pipeline: the flowmeter (2) is respectively communicated with the liquid inlet pipe (14) and the liquid outlet pipe (15) through bolts and through flanges, then the liquid inlet pipe (14) and the liquid outlet pipe (15) are placed in the second clamping sleeve (19), the first clamping sleeve (18) is fixed on the second clamping sleeve (19) through bolts and nuts, the arc-shaped limiting strips (21) are controlled by the rotation adjusting bolts (20) to be tightly attached to the liquid inlet pipe (14) and the liquid outlet pipe (15), and then the fixing of a pipeline is completed;
step two, environment simulation: soil sand and stone are selected as simulation materials (12) to be placed into a first simulation chamber (4) and a second simulation chamber (6), and then the telescopic rod (9) is controlled to shrink to drive the connecting curved rod (10) so that the extrusion frame (11) compacts the simulation materials (12), and the compaction materials stay at a position which is not contacted with the filling materials to realize the simulation of a fixed environment;
step three, vibration simulation: starting a control switch of the motor (22), and driving the stirring column (24) by the motor (22) to enable the scraping plate (25) to rotate, so that water in the vibration box (23) is caused to shake, and vibration of the test bench (1) is caused;
step four, sampling and detecting: on the basis of vibration in the third step, the feeding flow in the liquid inlet pipe (14) is controlled to be uniform and constant, one of the five electromagnetic control valves (37) is opened, the next electromagnetic control valve (37) is opened at the same time interval, the next electromagnetic control valve (37) is closed while the next electromagnetic control valve (37) is opened, after the valve is opened, liquid flows into the storage chamber (34), the liquid volume in unit time can be obtained, the flow can be calculated according to the size of a pipeline, at the moment, the flow is compared with the flow detected by the flowmeter (2), the earthquake-proof effect of the flowmeter is judged according to the magnitude of a difference value, namely the absolute value of the difference value is large, the earthquake-proof effect is poor, the absolute value of the difference value is small, and the earthquake-proof effect is excellent;
step five, environment replacement simulation: and (3) controlling the telescopic rod (9) to shrink so that the extrusion frame (11) is pressed on the simulation block (7), and repeating the operation in the third step and the fourth step.
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