CN112903069A - Anti-seismic testing device for sodium liquid flowmeter of large-diameter pipeline and using method - Google Patents
Anti-seismic testing device for sodium liquid flowmeter of large-diameter pipeline and using method Download PDFInfo
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- 239000007788 liquid Substances 0.000 title claims abstract description 72
- 238000012360 testing method Methods 0.000 title claims abstract description 58
- 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 26
- 229910052708 sodium Inorganic materials 0.000 title claims abstract description 26
- 239000011734 sodium Substances 0.000 title claims abstract description 26
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- 239000000463 material Substances 0.000 claims abstract description 23
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- 230000035939 shock Effects 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 18
- 230000000694 effects Effects 0.000 claims description 14
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- 239000000945 filler Substances 0.000 claims description 3
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- 238000005070 sampling Methods 0.000 claims description 3
- 239000002689 soil Substances 0.000 claims description 3
- 230000008878 coupling Effects 0.000 claims description 2
- 238000010168 coupling process Methods 0.000 claims description 2
- 238000005859 coupling reaction Methods 0.000 claims description 2
- 238000012856 packing Methods 0.000 claims 1
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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
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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
- G01F25/0092—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
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- 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
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Measuring Volume Flow (AREA)
Abstract
The invention discloses an anti-seismic testing device for a sodium liquid flowmeter of a large-diameter pipeline and a using method of the anti-seismic testing device. This major diameter pipeline sodium liquid flowmeter shock resistance test device and application method, through providing a simulation platform, and utilize the simulation material, the simulation room, the installation condition of simulation piece and fixture simulation pipeline, and the shrink through the telescopic link extrudees the simulation material, thereby guarantee the more exquisite of simulation environment, later utilize vibrations analog mechanism to provide the shaking force, thereby the vibrations of simulation pipeline, and it is spacing that the extrusion frame can directly extrude the simulation piece, thereby guarantee the relative fixation of position between fixture and the testboard, provide the detection under the different situation for the shock resistance test of flowmeter, further improvement test result's precision.
Description
Technical Field
The invention relates to the technical field of anti-seismic tests, in particular to an anti-seismic test device for a sodium liquid flowmeter of a large-diameter pipeline and a using method.
Background
A flow meter is a meter that indicates the measured flow and/or the total amount of fluid in a selected time interval. Briefly, the flowmeter is an instrument for measuring the flow rate of fluid in a pipeline or an open channel, and is divided into a differential pressure type flowmeter, a rotor flowmeter, a throttling type flowmeter, a slit flowmeter, a volume flowmeter, an electromagnetic flowmeter, an ultrasonic flowmeter and the like, and is classified according to media: liquid flow meters and gas flow meters.
To the pipeline of major diameter, because the inner space is great, when carrying out liquid transport, the energy that needs is great, lead to the pipeline to shake easily, thereby extrude the surrounding environment, lead to the easy not hard up condition that appears in pipeline fixed department, need use a large amount of instruments to measure experimental among the current flowmeter anti-seismic test, when complex operation, the cost is higher, and can not effectively simulate the vibrations condition that faces at the practical application in-process, for this reason, a major diameter pipeline sodium liquid flow meter anti-seismic test device and application method are proposed in particular, simulate out the vibrations condition that the pipeline faced in practical application with simple structure, when reduce cost, can obtain the antidetonation effect of flowmeter through simple calculation.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides a large-diameter pipeline sodium liquid flowmeter anti-seismic test device and a using method thereof, and solves the problems that the existing flowmeter anti-seismic test is complicated in operation, high in cost and incapable of effectively simulating the vibration condition in the practical application process.
(II) technical scheme
In order to achieve the purpose, the invention is realized by the following technical scheme: an anti-seismic testing device for a sodium liquid flowmeter of a large-diameter pipeline comprises a test board and a flowmeter arranged on the test board, wherein the left side and the right side of the bottom of an inner cavity of the test board are fixedly connected with first partition boards, the inner cavity of the test board is divided into a first simulation chamber, a power chamber and a second simulation chamber by the first partition boards, simulation blocks are arranged in the first simulation chamber and the second simulation chamber, the top of each simulation block is fixedly connected with a clamping mechanism, the bottom of the inner cavity of the power chamber is fixedly connected with a telescopic rod, the top end of a push rod of the telescopic rod is fixedly connected with a connecting curved rod, two ends of the connecting curved rod are respectively and fixedly connected with extrusion frames matched with the inner cavities of the first simulation chamber and the second simulation chamber, simulation materials are filled in the first simulation chamber and the second simulation chamber and outside the simulation blocks and the clamping mechanism, and a vibration simulation mechanism is fixedly connected to the middle part of the, the left end and the right end of the flowmeter are respectively communicated with a liquid inlet pipe and a liquid outlet pipe which are matched with the clamping mechanism through flanges, and the output end of the liquid outlet pipe is communicated with a 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 bottom of the fixing plate is fixedly connected with the top of the simulation block, the top of the second clamping sleeve is in threaded connection with an adjusting bolt, and the bottom end of the adjusting bolt penetrates through the second clamping sleeve and is rotatably connected with an arc-shaped limiting strip through a bearing.
Preferably, vibrations simulation mechanism includes motor, vibrations case and stirring post, the bottom fixed connection of connecting plate and motor is passed through on the right side of vibrations case, the one end fixed connection of shaft coupling and stirring post is passed through to the one end of motor output shaft, the other end of stirring post runs through the vibrations case and is connected with the left side rotation of vibrations incasement chamber through the bearing, the stirring post is located the outer fixed surface of vibrations incasement chamber and is connected with the scraper blade, and the inner chamber of vibrations case is provided with water.
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, detection mechanism includes base, collecting box, connector, conveying house steward and five conveying branch pipe, the collecting box sets up the top at the base, the one end of connector and conveying house steward's inside intercommunication, five conveying branch pipe's top and conveying house steward's inside intercommunication, the bottom of collecting box inner chamber is four fixedly connected with from the past backward in proper order the second baffle, and the second baffle with the inner chamber of collecting box separate for with the locker room of conveying branch pipe looks adaptation, the fixed surface that connecting plate and connector were connected is passed through in the left side at base top.
Preferably, the other end intercommunication of connector has first bellows, the one end of first bellows and the output intercommunication of drain pipe, the surface intercommunication of feed liquor pipe feed liquor end has the second bellows.
Preferably, the surface of the conveying branch pipe is provided with an electromagnetic control valve for controlling the conveying of the conveying branch pipe.
Preferably, the periphery at the fixed plate is established to the extrusion frame cover, the surface of fixed plate just is located the top fixedly connected with limiting plate of 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, pipeline fixing: the flow meter is respectively communicated with the liquid inlet pipe and the liquid outlet pipe by penetrating bolts through flanges, 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 bolt 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 pipeline is fixed;
step two, environment simulation: selecting soil, gravel and stones as simulation materials, placing the simulation materials in a first simulation chamber and a second simulation chamber, controlling a telescopic rod to contract, driving a connecting curved rod to enable an extrusion frame to compact the simulation materials, and stopping at a position which is not in contact with a filler after compaction, so that simulation of a fixed environment is realized;
step three, vibration simulation: starting a control switch of a motor, wherein the motor drives a stirring column to enable a scraper to rotate, so that water in a vibration box is caused to shake, and the test board is further caused to vibrate;
step four, sampling detection: on the basis of the third vibration, the feed flow in the liquid inlet pipe is controlled to be uniform and constant, one of five electromagnetic control valves is opened, the next electromagnetic control valve is opened at the same interval time, the previous electromagnetic control valve is closed when the next electromagnetic control valve is opened, after the valves are opened, the liquid flows into a storage chamber, the volume of the liquid in unit time can be obtained, the flow can be calculated by matching with the size of a pipeline, the flow is compared with the flow detected by the flowmeter at the moment, the anti-vibration effect of the flowmeter is judged according to the size of the difference, namely the absolute value of the difference is large, the anti-vibration effect is poor, the absolute value of the difference is small, and the anti-vibration effect is excellent;
step five, environment replacement simulation: and (5) controlling the telescopic rod to contract, so that the extrusion frame is tightly pressed on the simulation block, and repeating the operation in the third step and the fourth step.
(III) advantageous effects
The invention provides a large-diameter pipeline sodium liquid flowmeter anti-seismic test device and a using method thereof. The method has the following beneficial effects:
(1) this major diameter pipeline sodium liquid flowmeter shock resistance test device and application method, setting through the testboard, provide a simulation platform, and utilize the simulation material, the simulation room, the setting of simulation piece and fixture, can simulate the installation condition of pipeline, and the shrink through the telescopic link extrudees the simulation material, thereby guarantee the more exquisite of simulation environment, later utilize vibrations simulation mechanism to provide the shaking force, thereby the vibrations of simulation pipeline, and it can directly extrude spacingly to the simulation piece to extrude the frame, thereby guarantee the relative fixation of position between fixture and the testboard, provide the detection under the different situation for the shock resistance test of flowmeter, further improvement test result's precision.
(2) This major diameter pipeline sodium flow meter shock resistance test device and application method, through the setting of motor, vibrations case, stirring post, scraper blade and water, utilize the rotation of motor, drive the water motion, utilize the motion force of water to provide the shaking force, through the positive and negative rotation of control motor, can realize the irregular adjustment of shaking force direction and size to laminate actual service environment more.
(3) This major diameter pipeline sodium liquid flowmeter antidetonation test device and application method, through detection mechanism's setting, utilize five groups to carry branch pipe and the locker room that corresponds to come to collect the discharged liquid under the different situation, the staff as long as come the opening and close of control solenoid electric valve according to the same interval time, can be through calculating out the flow, thereby compare with the flow that the flowmeter recorded, reach the antidetonation effect of flowmeter, it is simple and convenient to calculate, and the precision of test result can be guaranteed to multiunit data.
Drawings
FIG. 1 is a schematic external view of the present invention;
FIG. 2 is a schematic structural view of a clamping mechanism according to the present invention;
FIG. 3 is a schematic structural diagram of a vibration simulation mechanism according to the present invention;
FIG. 4 is a schematic structural diagram of the detecting mechanism of the present invention;
FIG. 5 is a schematic diagram of an internal structure of the testing table of the present invention.
In the figure, 1, a test stand; 2. a flow meter; 3. a first separator plate; 4. a first simulation chamber; 5. a power chamber; 6. a second simulation chamber; 7. an analog block; 8. a clamping mechanism; 9. a telescopic rod; 10. connecting a curved bar; 11. extruding the 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. adjusting the bolt; 21. an arc-shaped limiting strip; 22. a motor; 23. a vibration box; 24. a stirring column; 25. a squeegee; 26. a water injection head; 27. a drainage head; 28. a base; 29. a collection box; 30. a connector; 31. a delivery main pipe; 32. a delivery 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 technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-5, the embodiment of the present invention provides the following two technical solutions:
the first embodiment,
The utility model provides a major diameter pipeline sodium liquid flowmeter shock resistance test device, includes testboard 1 and the flowmeter 2 of setting on testboard 1.
As a preferred scheme, the left and right sides of the bottom of the inner cavity of the test board 1 are fixedly connected with first partition boards 3, the inner cavity of the test board 1 is divided into a first simulation chamber 4, a power chamber 5 and a second simulation chamber 6 by the two first partition boards 3, the first simulation chamber 4 and the second simulation chamber 6 are both internally provided with simulation blocks 7, the top of each 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 end of a push rod of the telescopic rod 9 is fixedly connected with a connecting curved rod 10, two ends of the connecting curved rod 10 are respectively fixedly connected with extrusion frames 11 matched with the inner cavities of the first simulation chamber 4 and the second simulation chamber 6, simulation materials 12 are filled in the first simulation chamber 4 and the second simulation chamber 6 and outside the simulation blocks 7 and the clamping mechanism 8, the middle of the bottom of the test board 1 is fixedly connected with a vibration simulation mechanism 13, the left and right ends of the flowmeter 2 are respectively communicated with a liquid inlet pipe Liquid pipe 15, the output intercommunication of drain pipe 15 has detection mechanism 16, explain further, setting through testboard 1, provide a simulation platform, and utilize simulation material 12, the simulation room, simulation block 7 and fixture 8's setting, can simulate the installation of pipeline, and extrude simulation material 12 through the shrink of telescopic link 9, thereby guarantee the more exquisite of simulated environment, later utilize vibrations simulation mechanism 13 to provide the shaking force, thereby the vibrations of simulation pipeline, and it is spacing that extrusion frame 11 can directly extrude simulation block 7, thereby guarantee the relatively fixed of position between fixture 8 and testboard 1, provide the detection under the different situation for flowmeter 2's shock resistance test, further improvement test result's precision.
Example II,
This embodiment is as the improvement of last embodiment, a major diameter pipeline sodium liquid flowmeter antidetonation test device, includes testboard 1 and the flowmeter 2 of setting on testboard 1.
As a preferred scheme, the left and right sides of the bottom of the inner cavity of the test board 1 are fixedly connected with first partition boards 3, the inner cavity of the test board 1 is divided into a first simulation chamber 4, a power chamber 5 and a second simulation chamber 6 by the two first partition boards 3, the first simulation chamber 4 and the second simulation chamber 6 are both internally provided with simulation blocks 7, the top of each 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 end of a push rod of the telescopic rod 9 is fixedly connected with a connecting curved rod 10, two ends of the connecting curved rod 10 are respectively fixedly connected with extrusion frames 11 matched with the inner cavities of the first simulation chamber 4 and the second simulation chamber 6, simulation materials 12 are filled in the first simulation chamber 4 and the second simulation chamber 6 and outside the simulation blocks 7 and the clamping mechanism 8, the middle of the bottom of the test board 1 is fixedly connected with a vibration simulation mechanism 13, the left and right ends of the flowmeter 2 are respectively communicated with a liquid inlet pipe Liquid pipe 15, the output intercommunication of drain pipe 15 has detection mechanism 16, explain further, setting through testboard 1, provide a simulation platform, and utilize simulation material 12, the simulation room, simulation block 7 and fixture 8's setting, can simulate the installation of pipeline, and extrude simulation material 12 through the shrink of telescopic link 9, thereby guarantee the more exquisite of simulated environment, later utilize vibrations simulation mechanism 13 to provide the shaking force, thereby the vibrations of simulation pipeline, and it is spacing that extrusion frame 11 can directly extrude simulation block 7, thereby guarantee the relatively fixed of position between fixture 8 and testboard 1, provide the detection under the different situation for flowmeter 2's shock resistance test, further improvement test result's precision.
Preferably, 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 arc surface of the first clamping sleeve 18, and the first clamping sleeve 18 is fixedly connected with the second clamping sleeve 19 through bolts and nuts.
Preferably, the bottom of the fixing plate 17 is fixedly connected with the top of the simulation block 7, the top of the second clamping sleeve 19 is in threaded connection with an adjusting bolt 20, and the bottom end of the adjusting bolt 20 penetrates through the second clamping sleeve 19 and is rotatably connected with an arc-shaped limiting strip 21 through a bearing.
As a preferable scheme, the vibration simulation mechanism 13 comprises a motor 22, a vibration box 23 and a stirring column 24, 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 rotatably connected with the left side of an inner cavity of the vibration box 23 through a bearing, a scraper 25 is fixedly connected to the outer surface of the stirring column 24, which is positioned in the inner cavity of the vibration box 23, and the inner cavity of the vibration box 23 is provided with water, through the arrangement of the motor 22, the vibration box 23, the stirring column 24, the scraper 25 and the water, the water is driven to move by the rotation of the motor 22, the vibration force is provided by the movement force of the water, and by controlling the positive and negative rotation of the motor 22, can realize the irregular adjustment of vibrations power direction and size to laminate actual use environment more.
Preferably, the top of the left side of the vibration tank 23 is communicated with a water injection head 26, and the bottom of the vibration tank 23 is communicated with a water discharge head 27.
Preferably, the detection mechanism 16 includes a base 28, a collection box 29, a connection head 30, a conveying main pipe 31 and five conveying branch pipes 32, the collection box 29 is disposed on the top of the base 28, one end of the connection head 30 is communicated with the interior of the conveying main pipe 31, the top ends of the five conveying branch pipes 32 are communicated with the interior of the conveying main pipe 31, the bottom of the inner cavity of the collection box 29 is fixedly connected with four second partition plates 33 sequentially from front to back, the second partition plates 33 divide the inner cavity of the collection box 29 into storage chambers 34 matched with the conveying branch pipes 32, the left side of the top of the base 28 is fixedly connected with the surface of the connection head 30 through connection plates, the other end of the connection head 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, the surface of the liquid inlet end of the liquid inlet pipe 14 is communicated with a, further, through the arrangement of the detection mechanism 16, the five groups of delivery branch pipes 32 and the corresponding storage chambers 34 are used for collecting the discharged liquid under different conditions, and the flow can be obtained through calculation as long as the staff controls the opening and closing of the electromagnetic control valves 37 according to the same interval time, so that the flow is compared with the flow measured by the flowmeter 2, the anti-seismic effect of the flowmeter 2 is obtained, the calculation is simple and convenient, and the accuracy of the test result can be ensured through multiple groups of data.
As a preferred scheme, the extrusion frame 11 is sleeved on the periphery of the fixed plate 17, and the limiting plate 38 is fixedly connected to the outer surface of the fixed plate 17 and above the extrusion frame 11, further explaining that the limiting plate 38 can directly take out the simulation block 7 together with the simulation material 12 through the extension of the telescopic rod 9 when the simulation material 12 is taken out, so that the cleaning is convenient.
The advantages of the second embodiment over the first embodiment are: through motor 22, the vibrations case 23, the churning column 24, the setting of scraper blade 25 and water, utilize the rotation of motor 22, drive the water motion, the power of motion that utilizes water provides the shaking force, just reverse through control motor 22, can realize the irregular adjustment of shaking force direction and size, thereby laminate actual service environment more, utilize five groups to carry branch pipe 32 and the locker room 34 that corresponds to come to collect the liquid of discharging under the different situation, the staff is as long as come the opening and close of control solenoid electric valve 37 according to the same interval time, can be through calculating the flow, thereby compare with the flow that flowmeter 2 measured, reach flowmeter 2's effect, it is simple and convenient to calculate, and the precision of test result can be guaranteed to the multiunit data.
The use method of the anti-seismic testing device for the sodium liquid flowmeter of the large-diameter pipeline specifically comprises the following steps:
step one, pipeline fixing: the flowmeter 2 is respectively communicated with the liquid inlet pipe 14 and the liquid outlet pipe 15 by penetrating bolts 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 by using bolt nuts, and the arc-shaped limiting strip 21 is controlled to be tightly attached to the liquid inlet pipe 14 and the liquid outlet pipe 15 by rotating the adjusting bolt 20, so that the pipeline is fixed;
step two, environment simulation: selecting soil, gravel and stones as simulation materials 12 to be placed in the first simulation chamber 4 and the second simulation chamber 6, controlling the telescopic rod 9 to contract, driving the connecting curved rod 10 to enable the extrusion frame 11 to compact the simulation materials 12, and stopping at a position which is not in contact with the filler after compaction to realize simulation of a fixed environment;
step three, vibration simulation: starting a control switch of the motor 22, wherein the motor 22 drives the stirring column 24 to enable the scraper 25 to rotate, so that water in the vibration box 23 is caused to shake, and vibration of the test bench 1 is further caused;
step four, sampling detection: on the basis of the third vibration, 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 interval time, the previous electromagnetic control valve 37 is closed when the next electromagnetic control valve 37 is opened, after the valves are opened, liquid flows into the storage chamber 34, the volume of the liquid in unit time can be obtained, the flow can be calculated by matching with the size of the pipeline, the flow is compared with the flow detected by the flowmeter 2 at the moment, the vibration resistance effect of the flowmeter is judged according to the size of the difference, namely the absolute value of the difference is large, the vibration resistance effect is poor, the absolute value of the difference is small, and the vibration resistance effect is excellent;
step five, environment replacement simulation: and (5) controlling the telescopic rod 9 to contract, so that the extrusion frame 11 is tightly pressed on the simulation block 7, and repeating the operation in the third step and the fourth step.
It is noted that, herein, relational terms such as first and second, and the like may be 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. Also, 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 use of the phrase "comprising one of the elements does not exclude the presence of other like elements in the process, method, article, or apparatus that comprises the element.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (10)
1. The utility model provides a major diameter pipeline sodium liquid flowmeter shock resistance test device, includes testboard (1) and flowmeter (2) of setting on testboard (1), its characterized in that: equal fixedly connected with first division board (3) of the left and right sides of testboard (1) inner chamber bottom, two first division board (3) are separated the inner chamber of testboard (1) for first simulation room (4), power house (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 house (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 first simulation room (4) and the extrusion frame (11) of second simulation room (6) inner chamber looks adaptation, the inside of first simulation room (4) and second simulation room (6) just is located the outside packing that simulation piece (7) and fixture (8) have simulation material (8) ("simulation 12) The test bench is characterized in that a vibration simulation mechanism (13) is fixedly connected to the middle of the bottom of the test bench (1), a liquid inlet pipe (14) and a liquid outlet pipe (15) matched with the clamping mechanism (8) are respectively communicated with the left end and the right end of the flowmeter (2) through flanges, and a detection mechanism (16) is communicated with the output end of the liquid outlet pipe (15).
2. The sodium liquid flowmeter anti-seismic test device of claim 1, characterized in that: fixture (8) are including fixed plate (17), first cutting ferrule (18) and second cutting ferrule (19), the extrados fixed connection of top and first cutting ferrule (18) of fixed plate (17), pass through bolt and nut fixed connection between first cutting ferrule (18) and second cutting ferrule (19).
3. The sodium liquid flowmeter anti-seismic test device of claim 2, characterized in that: the top fixed connection of fixed plate (17) bottom and simulation block (7), the top threaded connection of second cutting ferrule (19) has adjusting bolt (20), second cutting ferrule (19) is run through and the bottom of adjusting bolt (20) is connected with spacing strip of arc (21) through the bearing rotation.
4. The sodium liquid flowmeter anti-seismic test device of claim 1, characterized in that: vibrations simulation mechanism (13) are including motor (22), shock tank (23) and stirring post (24), the bottom fixed connection of connecting plate and motor (22) is passed through on the right side of shock tank (23), the one end fixed connection of shaft coupling and stirring post (24) is passed through to the one end of motor (22) output shaft, the other end of stirring post (24) runs through shock tank (23) and is connected with the left side rotation of shock tank (23) inner chamber through the bearing, the outer fixed surface that shock tank (23) inner chamber is located in stirring post (24) is connected with scraper blade (25), and the inner chamber of shock tank (23) is provided with water.
5. The sodium liquid flowmeter anti-seismic test device of claim 4, characterized in that: the top of the left side of the vibration box (23) is communicated with a water injection head (26), and the bottom of the vibration box (23) is communicated with a water discharge head (27).
6. The sodium liquid flowmeter anti-seismic test device of claim 1, characterized in that: detection mechanism (16) include base (28), collecting box (29), connector (30), conveying house steward (31) and five conveying branch pipe (32), collecting box (29) set up the top at base (28), the one end of connector (30) and the inside intercommunication of conveying house steward (31), five the top of conveying branch pipe (32) and the inside intercommunication of conveying house steward (31), the bottom of collecting box (29) inner chamber is four fixedly connected with backward in the past second baffle (33), and second baffle (33) separate the inner chamber of collecting box (29) for with the locker room (34) of conveying branch pipe (32) looks adaptation, the fixed surface that connecting plate and connector (30) are passed through to the left side at base (28) top is connected.
7. The sodium liquid flowmeter anti-seismic test device of claim 6, characterized in that: the other end intercommunication of connector (30) has first bellows (35), the one end of first bellows (35) and the output intercommunication of drain pipe (15), the surface intercommunication of feed liquor pipe (14) feed liquor end has second bellows (36).
8. The sodium liquid flowmeter anti-seismic test device of claim 6, characterized in that: the surface of the conveying branch pipe (32) is provided with an electromagnetic control valve (37) for controlling the conveying of the conveying branch pipe (32).
9. The sodium liquid flowmeter anti-seismic test device of claim 2, characterized in that: the periphery at fixed plate (17) is established to extrusion frame (11) cover, the surface of fixed plate (17) just is located top fixedly connected with limiting plate (38) of extrusion frame (11).
10. The utility model provides a major diameter pipeline sodium liquid flowmeter antidetonation test device's application method which characterized in that: the method specifically comprises the following steps:
step one, pipeline fixing: the flowmeter (2) is respectively communicated with the liquid inlet pipe (14) and the liquid outlet pipe (15) by penetrating bolts through flanges, then the liquid inlet pipe (14) and the liquid outlet pipe (15) are placed in a second clamping sleeve (19), then the first clamping sleeve (18) is fixed on the second clamping sleeve (19) by using bolts and nuts, and the arc-shaped limiting strip (21) is controlled to be tightly attached to the liquid inlet pipe (14) and the liquid outlet pipe (15) by rotating the adjusting bolt (20), so that the pipeline is fixed;
step two, environment simulation: soil, gravel and stones are selected as simulation materials (12) and placed in the first simulation chamber (4) and the second simulation chamber (6), the telescopic rod (9) is controlled to contract, the connecting curved rod (10) is driven to enable the extrusion frame (11) to compact the simulation materials (12), and the simulation materials are stopped at positions which are not in contact with the filler after being compacted, so that simulation of a fixed environment is achieved;
step three, vibration simulation: starting a control switch of the motor (22), wherein the motor (22) drives the stirring column (24) to enable the scraper (25) to rotate, so that water in the vibration box (23) is caused to shake, and vibration of the test bench (1) is further caused;
step four, sampling detection: on the basis of the third vibration, the feed flow in the liquid inlet pipe (14) is controlled to be uniform and constant, one of five electromagnetic control valves (37) is opened, the next electromagnetic control valve (37) is opened at the same interval time, the last electromagnetic control valve (37) is closed when the next electromagnetic control valve (37) is opened, liquid flows into a storage chamber (34) after the valves are opened, the volume of the liquid in unit time can be obtained, the flow can be calculated by matching with the size of a pipeline, the flow is compared with the flow detected by the flowmeter (2), and the vibration resistance effect of the flowmeter is judged according to the difference, namely the absolute value of the difference is large, the vibration resistance effect is poor, the absolute value of the difference is small, and the vibration resistance effect is excellent;
step five, environment replacement simulation: and (4) controlling the telescopic rod (9) to contract, so that the extrusion frame (11) is tightly pressed on the simulation block (7), and repeating the operation in the third step and the fourth step.
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| CN112903069B (en) | 2024-04-12 |
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