CN116892987B - Ultrasonic flow metering device and detection method thereof - Google Patents
Ultrasonic flow metering device and detection method thereof Download PDFInfo
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- CN116892987B CN116892987B CN202311159494.3A CN202311159494A CN116892987B CN 116892987 B CN116892987 B CN 116892987B CN 202311159494 A CN202311159494 A CN 202311159494A CN 116892987 B CN116892987 B CN 116892987B
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- 238000001514 detection method Methods 0.000 title abstract description 12
- 230000009471 action Effects 0.000 claims description 6
- 230000007246 mechanism Effects 0.000 claims description 6
- 238000000034 method Methods 0.000 claims description 6
- 238000009434 installation Methods 0.000 claims description 5
- 230000001681 protective effect Effects 0.000 claims description 5
- 230000000712 assembly Effects 0.000 claims 1
- 238000000429 assembly Methods 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 3
- 239000000523 sample Substances 0.000 description 8
- 230000008859 change Effects 0.000 description 2
- 238000010030 laminating Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000013016 damping Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
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Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F1/00—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow
- G01F1/66—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow by measuring frequency, phase shift or propagation time of electromagnetic or other waves, e.g. using ultrasonic flowmeters
- G01F1/667—Arrangements of transducers for ultrasonic flowmeters; Circuits for operating ultrasonic flowmeters
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F15/00—Details of, or accessories for, apparatus of groups G01F1/00 - G01F13/00 insofar as such details or appliances are not adapted to particular types of such apparatus
- G01F15/14—Casings, e.g. of special material
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F15/00—Details of, or accessories for, apparatus of groups G01F1/00 - G01F13/00 insofar as such details or appliances are not adapted to particular types of such apparatus
- G01F15/18—Supports or connecting means for meters
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- 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
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A20/00—Water conservation; Efficient water supply; Efficient water use
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- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- General Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Measuring Volume Flow (AREA)
Abstract
The utility model relates to the field of ultrasonic flow meters, in particular to an ultrasonic flow metering device and a detection method thereof, comprising an ultrasonic flow meter body and a storage box, wherein the lower end surface of the ultrasonic flow meter body is fixedly connected with a lifting plate, the lower end of the lifting plate is provided with a telescopic component, and a sensor is provided with a clamping component connected with a pipeline; the clamping assembly comprises a mounting plate, the middle part of the mounting plate is rotationally connected with a rotating block through a pin shaft, and the left end and the right end of the rotating block are rotationally connected with fifth connecting rods through pin shafts; can be to ultrasonic flowmeter body when not needing manual operation, take in the guard effect to it, avoid the foreign object collision and lead to the condition that ultrasonic flowmeter body damaged, the security is better.
Description
Technical Field
The utility model relates to the field of ultrasonic flow meters, in particular to an ultrasonic flow metering device and a detection method thereof.
Background
The ultrasonic flowmeter is a meter for measuring flow by detecting the action of fluid flow on ultrasonic beams (or ultrasonic pulses), is developed based on the principle that the propagation speed of ultrasonic waves in a flowing medium is equal to the vector sum of the average flow speed of the measured medium and the speed of sound waves in a static medium, mainly comprises a transducer and a converter, has different types such as a Doppler method, a speed difference method, a beam deflection method, a noise method and a correlation method, and can be directly clamped outside a pipeline wall for detection based on the detection characteristic of the ultrasonic flowmeter, and is particularly suitable for portable detection of outdoor pipelines.
For example, patent document publication number CN216815606U discloses an ultrasonic flowmeter, which relates to the field of ultrasonic flowmeters. The ultrasonic flowmeter comprises an ultrasonic flowmeter body, wherein a protective cover is connected above two sides of the ultrasonic flowmeter body through damping rotating shafts, rubber strips are arranged on two sides of the outer surface of the ultrasonic flowmeter body.
Chinese patent No. 201110210647.3 discloses a mounting device for external clamp type probe of portable ultrasonic flowmeter, which comprises a pair of external clamp type probes respectively mounted on a pair of probe clamps, the probe clamps are mounted on the outer wall of the detected pipeline by a clamp fixing device, the axial surfaces of the two probe clamps and the axis of the detected pipeline are adjusted to the same plane by an adjusting device, the probe clamps comprise: the probe pressing device presses the probe to be closely attached to the outer wall of the detected pipeline. The mounting device provided by the utility model can strictly ensure accurate and convenient positioning, and is very convenient to carry and mount.
However, the connection mode of the patent and the pipeline is not stable and convenient enough, the connection effect is poor, the data actually detected by the ultrasonic flowmeter is inaccurate, the ultrasonic flowmeter main body is inconvenient to store and protect after measurement is completed, and damage can be caused under the collision of foreign objects when manual operation is not needed, so that the safety is low.
Disclosure of Invention
The utility model aims to provide an ultrasonic flow metering device and a detection method thereof, which are used for solving the problems in the background technology.
In order to achieve the above purpose, the present utility model provides the following technical solutions:
the utility model provides an ultrasonic flow metering device, includes ultrasonic flowmeter body and containing box, the terminal surface fixedly connected with lifter plate under the ultrasonic flowmeter body, the lifter plate lower extreme is provided with flexible subassembly, flexible subassembly lower extreme is installed in the containing box, ultrasonic flowmeter body front end left and right sides lower part all is provided with the electric wire, the electric wire runs through and links to each other with the containing box in a sliding way, ultrasonic flowmeter body is through two electric wires respectively electric connection there being the sensor, be provided with the clamping assembly who is connected with the pipeline on the sensor;
the clamping assembly comprises a mounting plate, a rotating block is rotatably connected to the middle of the mounting plate through a pin shaft, a linkage rod is rotatably connected to the left end and the right end of the rotating block through the pin shaft, and an adjusting mechanism for adjusting the height of the sensor is arranged on the mounting plate.
Preferably, one end of the linkage rod, which is far away from the rotating block, is rotationally connected with a sliding block through a pin shaft, the lower end surface of the sliding block is fixedly connected with a V-shaped block, the left side and the right side of the sliding block are both slidably connected with second sliding rods, and the front end and the rear end of each second sliding rod are both fixedly connected with the mounting plate.
Preferably, the junction of turning block and mounting panel is through round pin axle fixedly connected with first gear, both sides all rotate around the mounting panel upper end and be connected with the second threaded rod, second threaded rod threaded connection has first rack, first rack lower extreme sliding connection has first slide bar, both ends all fixedly connected with in the mounting panel around the first slide bar.
Preferably, the adjusting mechanism comprises sixth connecting rods which are symmetrically distributed and are rotationally connected with the mounting plate through pin shafts, the lower ends of the sixth connecting rods are rotationally connected with seventh connecting rods through pin shafts, and the lower ends of the seventh connecting rods are rotationally connected with the sensor through pin shafts.
Preferably, the front side the junction of sixth connecting rod and mounting panel is through round pin axle fixedly connected with second gear, second gear engagement is connected with the second rack, second rack threaded connection has the third threaded rod, third threaded rod rear end swivelling joint is in the mounting panel, second rack sliding connection has the third slide bar, third slide bar rear end fixedly connected with mounting panel.
Preferably, the telescopic component comprises a lower groove block, the lower end face of the lower groove block is fixedly connected with the storage box, the lower groove block is embedded with a fourth connecting rod through a pin shaft and is connected with the fourth connecting rod in a sliding mode, the middle part of the fourth connecting rod is rotationally connected with a fifth connecting rod through a pin shaft, the lower end of the fifth connecting rod is rotationally connected with the storage box through a pin shaft, the upper end of the fifth connecting rod is rotationally connected with a third connecting rod through a pin shaft, the upper end of the third connecting rod is rotationally connected with the lifting plate through a pin shaft, the middle part of the third connecting rod is rotationally connected with a second connecting rod through a pin shaft, the upper end of the second connecting rod is embedded with an upper groove block through a pin shaft and is connected with the upper groove block in a sliding mode, and the upper end face of the upper groove block is fixedly connected with the lifting plate.
Preferably, the junction of fourth connecting rod and lower groove block is connected with the screw thread piece through the round pin axle rotation, screw thread piece lower extreme is connected in the containing box through recess sliding connection, containing box middle part threaded connection has first threaded rod, first threaded rod tip is provided with the twist hand, through the twist hand can make first threaded rod rotate connect in the containing box.
Preferably, the middle parts of the left side and the right side of the lifting plate are respectively connected with a first connecting rod through a pin shaft in a rotating manner, the upper end of the first connecting rod is connected with a cover plate through a pin shaft in a rotating manner, and the lower end of the cover plate is connected to the storage box through a pin shaft in a rotating manner.
The detection method of the ultrasonic flow metering device comprises the following specific steps:
s1, a person manually rotates a third threaded rod to drive a second rack to move, so that a second gear rotates to finish locking of a second gear and a sixth connecting rod, and the person manually rotates the second threaded rod to drive a first rack to slide back and forth on a first sliding rod to enable the first gear to rotate, so that a rotating block can be rotated to drive linkage rods on the front side and the rear side to simultaneously rotate, and the linkage rods drive a sliding block to slide on the second sliding rod to enable the V-shaped blocks to be close to or far away from each other so as to clamp the pipeline;
s2, a person manually rotates the third threaded rod to drive the second rack to move, so that the second gear rotates to lock the second gear and the sixth connecting rod, namely the seventh connecting rod and the sixth connecting rod rotate simultaneously, the included angle between the seventh connecting rod and the sixth connecting rod changes, the sensor can be lifted, the sensor is attached to a pipeline, and installation can be completed;
s3, a person manually rotates the first threaded rod to drive the threaded block to move, the included angle between the second connecting rod, the third connecting rod, the fourth connecting rod and the fifth connecting rod can be changed, the lifting plate can be lifted, the ultrasonic flowmeter body can be lifted, when the ultrasonic flowmeter body ascends, the cover plate is driven to outwards overturn under the action of the first connecting rod, the ultrasonic flowmeter body can be unfolded, the ultrasonic flowmeter body can be operated and used, otherwise, when the ultrasonic flowmeter body descends, the cover plates are mutually close to and attached to each other, the ultrasonic flowmeter body can be stored into the storage box, and the protection operation is carried out.
Compared with the prior art, the utility model has the beneficial effects that:
1. according to the utility model, the third threaded rod is manually rotated by a person to drive the second rack to move, so that the second gear is rotated, and the locking of the second gear and the sixth connecting rod is completed. Through making V type piece be in the both sides of pipeline, personnel manually rotate the second threaded rod and drive first rack and slide back and forth on first slide bar, can make first gear rotate, can make the rotating block rotate, drive the fifth connecting rod of both sides around and rotate simultaneously, the fifth connecting rod drives the slider and slides on the second slide bar, make V type piece be close to each other or keep away from, carry out the centre gripping to the pipeline, then personnel manually rotate the third threaded rod and drive the second rack and remove, make the second gear rotate, with accomplish the locking to second gear and sixth connecting rod, can seventh connecting rod and sixth connecting rod rotate simultaneously, the contained angle between the messenger's two changes, can make the sensor go up and down, make sensor and pipeline laminating, can accomplish the installation, thereby can accomplish the firm connection with the pipeline of ultrasonic flowmeter body and different diameters, and convenient operation, thereby improve the accuracy of detected data, and then make application scope more extensive, convenient to use.
2. According to the utility model, the first threaded rod is manually rotated by a person to drive the threaded block to move, so that the included angles among the second connecting rod, the third connecting rod, the fourth connecting rod and the fifth connecting rod are changed, the lifting plate is lifted, the ultrasonic flowmeter body is lifted, the cover plate is driven to outwards turn under the action of the first connecting rod when the ultrasonic flowmeter body is lifted, the ultrasonic flowmeter body is unfolded, the ultrasonic flowmeter body can be operated and used, otherwise, when the ultrasonic flowmeter body is lifted down, the cover plates are mutually close and attached, the ultrasonic flowmeter body can be stored in the storage box to carry out protection operation, so that a storage protection effect can be achieved on the ultrasonic flowmeter body when the ultrasonic flowmeter body does not need manual operation, the situation that the ultrasonic flowmeter body is damaged due to foreign object collision is avoided, and the safety is good.
Drawings
For a clearer description of the technical solutions of the present utility model, the drawings that are needed in the description will be briefly introduced below, it being obvious that the drawings in the description below are only some of the present utility model, and that other drawings can be obtained according to these drawings without inventive effort for a person skilled in the art;
FIG. 1 is a schematic view of a semi-sectional perspective structure of a storage box according to the present utility model;
FIG. 2 is an enlarged schematic view of the area A in FIG. 1 according to the present utility model;
FIG. 3 is an enlarged view of the area B of FIG. 1 according to the present utility model;
FIG. 4 is a schematic view of a partial perspective view of the body of the ultrasonic flowmeter of the present utility model;
FIG. 5 is a schematic view of a bottom partial perspective view of a clamping assembly of the present utility model;
FIG. 6 is a schematic view of a bottom partial perspective view of a clamping assembly of the present utility model;
FIG. 7 is a schematic diagram of a complete three-dimensional structure of the present utility model;
FIG. 8 is a rear elevational schematic view of the present utility model;
in the drawings, the list of components represented by the various numbers is as follows:
in the figure: 1. an ultrasonic flowmeter body; 2. a cover plate; 3. a first link; 4. a lifting plate; 5. an electric wire; 6. an upper groove block; 7. a second link; 8. a third link; 9. a fourth link; 10. a fifth link; 11. a lower groove block; 12. a screw block; 13. a first threaded rod; 14. screwing the hand; 15. a mounting plate; 16. a first gear; 17. a first rack; 18. a second threaded rod; 19. a first slide bar; 20. a rotating block; 21. a linkage rod; 22. a slide block; 23. a second slide bar; 24. a V-shaped block; 25. a second rack; 26. a third threaded rod; 27. a third slide bar; 28. a second gear; 29. a sixth link; 30. a seventh link; 31. a sensor; 32. and a storage box.
Detailed Description
The technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are only some embodiments of the present utility model, but not all embodiments, and all other embodiments obtained by those skilled in the art without making creative efforts based on the embodiments of the present utility model are included in the protection scope of the present utility model.
In order that the utility model may be readily understood, a more complete description of the utility model will be rendered by reference to the appended drawings. Several embodiments of the utility model are presented in the figures. This utility model may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.
Example 1
Referring to fig. 1-8, the present utility model provides a technical solution:
the utility model provides an ultrasonic flow metering device, including ultrasonic flowmeter body 1 and containing box 32, the terminal surface fixedly connected with lifter plate 4 under the ultrasonic flowmeter body 1, lifter plate 4 lower extreme is provided with flexible subassembly, flexible subassembly lower extreme is installed in containing box 32, ultrasonic flowmeter body 1 front end left and right sides lower part all is provided with electric wire 5, electric wire 5 runs through and the slip links to each other with containing box 32, ultrasonic flowmeter body 1 has sensor 31 through two electric wire 5 electric connection, sensor 31 mainly is ultrasonic flowmeter's receiver and transmitter, the transmitter produces ultrasonic pulse, the receiver is used for receiving the ultrasonic signal that reflects back from liquid, thereby realize the detection of pipeline flow, be provided with the centre gripping subassembly that is connected with the pipeline on the sensor 31; the clamping assembly comprises a mounting plate 15, a rotating block 20 is rotatably connected to the middle of the mounting plate 15 through a pin shaft, and a linkage rod 21 is rotatably connected to the left end and the right end of the rotating block 20 through the pin shaft.
As shown in fig. 3, one end of the linkage rod 21, which is far away from the rotating block 20, is rotatably connected with a sliding block 22 through a pin shaft, the lower end surface of the sliding block 22 is fixedly connected with a V-shaped block 24, the left side and the right side of the sliding block 22 are both slidably connected with a second sliding rod 23, and the front end and the rear end of the second sliding rod 23 are both fixedly connected with the mounting plate 15; the linkage rods 21 on the front side and the rear side are driven to rotate simultaneously by driving the rotating block 20 to rotate, and the linkage rods 21 drive the sliding blocks 22 to slide on the second sliding rods 23, so that the V-shaped blocks 24 are close to or far away from each other to clamp the pipeline;
the connection part of the rotating block 20 and the mounting plate 15 is fixedly connected with a first gear 16 through a pin shaft, the front side and the rear side of the upper end surface of the mounting plate 15 are both rotationally connected with a second threaded rod 18, the second threaded rod 18 is in threaded connection with a first rack 17, the lower end of the first rack 17 is in sliding connection with a first slide bar 19, and the front end and the rear end of the first slide bar 19 are both fixedly connected with the mounting plate 15; the first gear 16 can be rotated by manually rotating the second threaded rod 18 to drive the first rack 17 to slide back and forth on the first slide rod 19, and the rotating block 20 can be rotated.
Example 2
In order to effectively protect the ultrasonic flowmeter, as shown in fig. 2 and 4, the telescopic component comprises a lower groove block 11, the lower end face of the lower groove block 11 is fixedly connected with a storage box 32, the lower groove block 11 is embedded with a fourth connecting rod 9 through a pin shaft and is slidably connected with the fourth connecting rod 9, the middle part of the fourth connecting rod 9 is rotatably connected with a fifth connecting rod 10 through a pin shaft, the lower end of the fifth connecting rod 10 is rotatably connected with the storage box 32 through a pin shaft, the upper end of the fifth connecting rod 10 is rotatably connected with a third connecting rod 8 through a pin shaft, the upper end of the third connecting rod 8 is rotatably connected with a lifting plate 4 through a pin shaft, the middle part of the third connecting rod 8 is rotatably connected with a second connecting rod 7 through a pin shaft, the upper end of the second connecting rod 7 is embedded with an upper groove block 6 through a pin shaft and is slidably connected with the upper end face of the upper groove block 6, and the upper end face of the upper groove block 6 is fixedly connected with the lifting plate 4; the junction of fourth connecting rod 9 and lower recess piece 11 is connected with screw thread piece 12 through the round pin axle rotation, and screw thread piece 12 lower extreme is connected in containing box 32 through recess sliding connection, and containing box 32 middle part threaded connection has first threaded rod 13, and first threaded rod 13 tip is provided with twist hand 14, can make first threaded rod 13 rotate through twist hand 14 to be connected in containing box 32. The middle parts of the left side and the right side of the lifting plate 4 are respectively connected with a first connecting rod 3 through a pin shaft in a rotating way, the upper end of the first connecting rod 3 is connected with a cover plate 2 through a pin shaft in a rotating way, and the lower end of the cover plate 2 is connected with a storage box 32 through a pin shaft in a rotating way. The first threaded rod 13 is manually rotated by a person to drive the threaded block 12 to move, the included angle between the second connecting rod 7, the third connecting rod 8, the fourth connecting rod 9 and the fifth connecting rod 10 can be changed, the lifting plate 4 can be lifted, the ultrasonic flowmeter body 1 can be lifted, when the ultrasonic flowmeter body 1 is lifted, the cover plate 2 is driven to outwards overturn under the action of the first connecting rod 3, the ultrasonic flowmeter body 1 can be unfolded, the ultrasonic flowmeter body 1 can be operated and used, otherwise, when the ultrasonic flowmeter body 1 is lifted, the cover plates 2 are mutually close and attached, the ultrasonic flowmeter body 1 can be stored into the storage box 32 to carry out protective operation, so that the ultrasonic flowmeter body 1 can be stored with a protective effect when the manual operation is not needed, the damage of the ultrasonic flowmeter body 1 caused by foreign object collision is avoided, and the safety is good.
Example 3
In order to further improve accuracy of detection data of the ultrasonic flowmeter based on embodiment 1, as shown in fig. 3, an adjusting mechanism for adjusting the height of the sensor 31 is further arranged on the mounting plate 15, the adjusting mechanism comprises sixth connecting rods 29, the sixth connecting rods 29 are symmetrically distributed and are rotationally connected to the mounting plate 15 through pins, the lower ends of the sixth connecting rods 29 are rotationally connected with seventh connecting rods 30 through pins, and the lower ends of the seventh connecting rods 30 are rotationally connected with the sensor 31 through pins; the sensor 31 can be lifted and lowered by driving the seventh connecting rod 30 and the sixth connecting rod 29 to rotate simultaneously to change the included angle between the seventh connecting rod 30 and the sixth connecting rod, so that the sensor 31 is attached to the pipeline; the connection part of the front sixth connecting rod 29 and the mounting plate 15 is fixedly connected with a second gear 28 through a pin shaft, the second gear 28 is in meshed connection with a second rack 25, the second rack 25 is in threaded connection with a third threaded rod 26, the rear end of the third threaded rod 26 is rotationally connected with the mounting plate 15, the second rack 25 is in sliding connection with a third sliding rod 27, and the rear end of the third sliding rod 27 is fixedly connected with the mounting plate 15;
when in use, the third threaded rod 26 is manually rotated by a person to drive the second rack 25 to move, so that the second gear 28 can be rotated, and the second gear 28 and the sixth connecting rod 29 are locked. Through making V type piece 24 be in the both sides of pipeline, personnel manually rotate second threaded rod 18 drive first rack 17 and slide back and forth on first slide bar 19, can make first gear 16 rotate, can make rotatory piece 20 rotate, drive the gangbar 21 of front and back both sides and rotate simultaneously, gangbar 21 drives slider 22 and slides on second slide bar 23, make V type piece 24 be close to each other or keep away from, carry out the centre gripping to the pipeline, then personnel manually rotate third threaded rod 26 drive second rack 25 remove, can make second gear 28 rotate, in order to accomplish the locking to second gear 28 and sixth connecting rod 29, can seventh connecting rod 30 and sixth connecting rod 29 rotate simultaneously, make the contained angle between the two change, can make sensor 31 go up and down, make sensor 31 and pipeline laminating, can accomplish the installation, thereby can accomplish firm connection with ultrasonic flowmeter body 1 and different diameter pipelines, with the accuracy of improvement data, and convenient operation, and further application scope is more extensive, convenient to use.
Example 4
Based on the above embodiment, the present embodiment further provides a detection method of an ultrasonic flow metering device, including the following steps:
s1, a person manually rotates the third threaded rod 26 to drive the second rack 25 to move, so that the second gear 28 can be rotated, and locking of the second gear 28 and the sixth connecting rod 29 is completed. By enabling the V-shaped blocks 24 to be positioned on two sides of a pipeline, a person manually rotates the second threaded rod 18 to drive the first rack 17 to slide back and forth on the first slide rod 19, so that the first gear 16 can be rotated, the rotating block 20 can be rotated, the linkage rods 21 on the front side and the rear side are driven to rotate simultaneously, the linkage rods 21 drive the sliding blocks 22 to slide on the second slide rod 23, and the V-shaped blocks 24 are enabled to be close to or far away from each other, so that the pipeline is clamped;
s2, a person manually rotates the third threaded rod 26 to drive the second rack 25 to move, so that the second gear 28 can be rotated to lock the second gear 28 and the sixth connecting rod 29, namely the seventh connecting rod 30 and the sixth connecting rod 29 can be simultaneously rotated, the included angle between the seventh connecting rod 30 and the sixth connecting rod 29 can be changed, the sensor 31 can be lifted, the sensor 31 is attached to a pipeline, and the installation can be completed;
s3, a person manually rotates the first threaded rod 13 to drive the threaded block 12 to move, the included angle among the second connecting rod 7, the third connecting rod 8, the fourth connecting rod 9 and the fifth connecting rod 10 can be changed, the lifting plate 4 can be lifted, the ultrasonic flowmeter body 1 can be lifted, when the ultrasonic flowmeter body 1 is lifted, the cover plate 2 is driven to outwards overturn under the action of the first connecting rod 3, the ultrasonic flowmeter body 1 can be unfolded, and the ultrasonic flowmeter can be operated and used, otherwise, when the ultrasonic flowmeter body 1 is lifted, the cover plates 2 are mutually close to and attached, the ultrasonic flowmeter body 1 can be stored into the storage box 32, and the protective operation is carried out.
Although embodiments of the present utility model 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 utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. An ultrasonic flow metering device comprises an ultrasonic flowmeter body (1) and a storage box (32), and is characterized in that: the ultrasonic flowmeter comprises an ultrasonic flowmeter body (1), and is characterized in that a lifting plate (4) is fixedly connected to the lower end face of the ultrasonic flowmeter body (1), a telescopic assembly is arranged at the lower end of the lifting plate (4), the lower end of the telescopic assembly is arranged on a containing box (32), electric wires (5) are arranged at the lower parts of the left side and the right side of the front end of the ultrasonic flowmeter body (1), the electric wires (5) penetrate through the containing box (32) and are connected with the containing box in a sliding mode, sensors (31) are respectively and electrically connected to the ultrasonic flowmeter body (1) through the two electric wires (5), and clamping assemblies connected with a pipeline are arranged on the sensors (31);
the clamping assembly comprises a mounting plate (15), a rotating block (20) is rotatably connected to the middle of the mounting plate (15) through a pin shaft, a linkage rod (21) is rotatably connected to the left end and the right end of the rotating block (20) through the pin shaft, and an adjusting mechanism for adjusting the height of a sensor (31) is arranged on the mounting plate (15);
one end, far away from the rotating block (20), of the linkage rod (21) is rotationally connected with a sliding block (22) through a pin shaft, a V-shaped block (24) is fixedly connected to the lower end face of the sliding block (22), second sliding rods (23) are slidably connected to the left side and the right side of the sliding block (22), and the front end and the rear end of each second sliding rod (23) are fixedly connected with the mounting plate (15);
the connecting part of the rotating block (20) and the mounting plate (15) is fixedly connected with a first gear (16) through a pin shaft, the front side and the rear side of the upper end of the mounting plate (15) are both rotationally connected with a second threaded rod (18), the second threaded rod (18) is in threaded connection with a first rack (17), the lower end of the first rack (17) is in sliding connection with a first slide rod (19), and the front end and the rear end of the first slide rod (19) are both fixedly connected with the mounting plate (15);
the adjusting mechanism comprises sixth connecting rods (29), the sixth connecting rods (29) are symmetrically distributed and are rotationally connected to the mounting plate (15) through pin shafts, the lower ends of the sixth connecting rods (29) are rotationally connected with seventh connecting rods (30) through pin shafts, and the lower ends of the seventh connecting rods (30) are rotationally connected with the sensor (31) through pin shafts;
the front side the junction of sixth connecting rod (29) and mounting panel (15) is through round pin axle fixedly connected with second gear (28), second gear (28) meshing is connected with second rack (25), second rack (25) threaded connection has third threaded rod (26), third threaded rod (26) rear end rotation is connected in mounting panel (15), second rack (25) sliding connection has third slide bar (27), third slide bar (27) rear end fixed connection is in mounting panel (15).
2. An ultrasonic flow metering device according to claim 1, wherein: the telescopic assembly comprises a lower groove block (11), the lower end face of the lower groove block (11) is fixedly connected with a storage box (32), the lower groove block (11) is embedded with a fourth connecting rod (9) through a pin shaft and is connected with the fourth connecting rod in a sliding mode, the middle of the fourth connecting rod (9) is rotationally connected with a fifth connecting rod (10) through a pin shaft, the lower end of the fifth connecting rod (10) is rotationally connected with a third connecting rod (8) through a pin shaft, the upper end of the third connecting rod (8) is rotationally connected with a lifting plate (4) through a pin shaft, the middle of the third connecting rod (8) is rotationally connected with a second connecting rod (7) through a pin shaft, the upper end of the second connecting rod (7) is embedded with an upper groove block (6) through a pin shaft and is connected with the fourth connecting rod in a sliding mode, and the upper end face of the upper groove block (6) is fixedly connected with the lifting plate (4).
3. An ultrasonic flow metering device according to claim 2, wherein: the connecting part of the fourth connecting rod (9) and the lower groove block (11) is rotationally connected with a thread block (12) through a pin shaft, the lower end of the thread block (12) is connected with the storage box (32) through a groove in a sliding mode, the middle of the storage box (32) is in threaded connection with a first threaded rod (13), and the left end of the first threaded rod (13) is rotationally connected with the storage box (32).
4. An ultrasonic flow metering device according to claim 3, wherein: the middle parts of the left side and the right side of the lifting plate (4) are respectively connected with a first connecting rod (3) through pin shafts in a rotating mode, the upper ends of the first connecting rods (3) are respectively connected with a cover plate (2) through pin shafts in a rotating mode, and the lower ends of the cover plates (2) are respectively connected to a storage box (32) through pin shafts in a rotating mode.
5. The method for detecting an ultrasonic flow meter according to claim 4, comprising the steps of:
s1, a person manually rotates a third threaded rod (26) to drive a second rack (25) to move, so that a second gear (28) rotates to finish locking of the second gear (28) and a sixth connecting rod (29), the person manually rotates the second threaded rod (18) to drive a first rack (17) to slide back and forth on a first slide rod (19), namely the first gear (16) can be rotated, namely a rotating block (20) can be rotated, and linkage rods (21) on the front side and the back side are driven to simultaneously rotate, and the linkage rods (21) drive a sliding block (22) to slide on the second slide rod (23) to enable the V-shaped blocks (24) to be close to or far away from each other so as to clamp a pipeline;
s2, a person manually rotates the third threaded rod (26) to drive the second rack (25) to move, so that the second gear (28) rotates to lock the second gear (28) and the sixth connecting rod (29), namely the seventh connecting rod (30) and the sixth connecting rod (29) can simultaneously rotate, the included angle between the seventh connecting rod and the sixth connecting rod changes, the sensor (31) can be lifted, the sensor (31) is attached to a pipeline, and installation can be completed;
s3, personnel manually rotate the first threaded rod (13) to drive the threaded block (12) to move, and therefore the included angles among the second connecting rod (7), the third connecting rod (8), the fourth connecting rod (9) and the fifth connecting rod (10) are changed, the lifting plate (4) is lifted, the ultrasonic flowmeter body (1) can be lifted, when the ultrasonic flowmeter body (1) is lifted, the cover plate (2) is driven to outwards overturn under the action of the first connecting rod (3), the ultrasonic flowmeter body (1) can be unfolded, and the ultrasonic flowmeter can be operated and used, otherwise, when the ultrasonic flowmeter body (1) is lifted down, the cover plate (2) is mutually close to and attached, the ultrasonic flowmeter body (1) can be stored into the storage box (32), and protective operation is carried out.
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Denomination of invention: A Ultrasonic Flow Measurement Device and Its Detection Method Granted publication date: 20240102 Pledgee: Agricultural Bank of China Limited Ninghai County sub branch Pledgor: ZHEJIANG SAPPHIRE METER TECHNOLOGY Co.,Ltd. Registration number: Y2024330000797 |
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