CN214308940U

CN214308940U - High-precision ultrasonic flowmeter

Info

Publication number: CN214308940U
Application number: CN202120543195.XU
Authority: CN
Inventors: 李子坤; 陈康
Original assignee: Hefei Xiaoxi Water Saving Technology Co ltd
Current assignee: Hefei Xiaoxi Water Saving Technology Co ltd
Priority date: 2021-03-16
Filing date: 2021-03-16
Publication date: 2021-09-28
Anticipated expiration: 2031-03-16

Abstract

The utility model relates to the technical field of measuring instrument, and a high accuracy ultrasonic flowmeter is disclosed, including pipeline, supersonic generator and flowmeter, the inside of pipeline is inlayed and is equipped with clean ring, and clean ring outer wall has the piece of cleaning along the half annular array of axis central line, clean ring outer wall half fixedly connected with rubber ring, two permanent magnets of central symmetry fixedly connected with on the clean ring, the outside swing joint of pipeline has the inner ring, and two electro-magnets of central symmetry fixedly connected with on the inner ring to correspond the setting between two electro-magnets and two permanent magnets. This scheme, through settling clean ring in the inside of pipeline, clean ring is when the inside of pipeline rotates, and the piece that cleans of its one side scrapes the pipeline inner wall and gets, rejects impurity, clean ring when the pipeline is inside to slide, and interference fit's rubber ring further clean to the pipeline between the pipeline, guarantees the cleanliness factor of pipeline, promotes clear convenience simultaneously.

Description

High-precision ultrasonic flowmeter

Technical Field

The application relates to the field of measuring instruments, in particular to a high-precision ultrasonic flowmeter.

Background

The external clamping type or pipe section type ultrasonic flow meter is a meter for measuring the liquid flow in a round pipe by using a speed difference method as a principle; the flow meter adopts advanced multi-pulse technology, signal digital processing technology and error correction technology, so that the flow meter can be more suitable for the environment of an industrial field, and the metering is more convenient, economic and accurate; the product reaches the advanced level at home and abroad, and can be widely applied to the fields of petroleum, chemical engineering, metallurgy, electric power, water supply and drainage and the like.

The flowmeter contacts all the time between its pipeline and rivers in the use, and some impurity probably attach to the inner wall and the ultrasonic probe of pipeline in the rivers, do not carry out timely clearance to it and can lead to the precision of flowmeter to descend, and the current clearance to the pipeline inner wall is many to go on through the manual work, and need pull down the flowmeter when clearing up, and when this kind of convenient degree of clean mode was low, can't often clean, influences the normal use of flowmeter.

In view of the above-mentioned related art, the inventors consider that there is a drawback that the flow meter pipe is not easy to clean.

SUMMERY OF THE UTILITY MODEL

In order to solve the above-mentioned problem, the present application provides a high-precision ultrasonic flowmeter.

The application provides a high accuracy ultrasonic flowmeter adopts following technical scheme:

the utility model provides a high accuracy ultrasonic flowmeter, includes the pipeline, central symmetry is provided with two supersonic generator on the pipeline outer wall, and the top of pipeline passes through support fixedly connected with flowmeter to supersonic generator and flowmeter electric connection, the inside of pipeline is inlayed and is equipped with clean ring, and clean ring outer wall has the piece of cleaning along half annular array of axis central line, the second half fixedly connected with rubber ring of clean ring outer wall, two permanent magnets of central symmetry fixedly connected with on the clean ring, the outside swing joint of pipeline has the inner ring, and two electro-magnets of central symmetry fixedly connected with on the inner ring to correspond the setting between two electro-magnets and two permanent magnets.

Through adopting above-mentioned technical scheme, the electro-magnet attracts the permanent magnet, and the clean ring of inner ring transmission carries out position and removes, cleans the inner wall of pipeline through cleaning piece and the rubber ring on the clean ring simultaneously, promotes the cleanliness factor of pipeline.

Preferably, the inside integrated into one piece of pipeline has the boss, and the diameter of boss is less than the external diameter of clean ring, the length of sweeping the piece is greater than the interval between clean ring and the pipeline, interference fit between rubber ring and the pipeline inner wall.

Through adopting above-mentioned technical scheme, guarantee to clean the piece and clean the inner wall of pipeline, guarantee simultaneously that the rubber ring scrapes the pipeline inner wall and get.

Preferably, the outside cover of pipeline is equipped with the path pipe, welds between the one end of path pipe and the pipeline, and has seted up the thread groove on the inner wall of path pipe.

Through adopting above-mentioned technical scheme, the path pipe carries out axial spacing to the position of inner ring, guarantees simultaneously that the thread groove on the inner ring needs the path pipe removes.

Preferably, the outer side of the pipeline is sleeved with an inner ring, a threaded ring is integrally formed on the outer wall of the inner ring, and the threaded ring is embedded in a threaded groove and is in threaded connection with the threaded groove.

Through adopting above-mentioned technical scheme, threaded connection between screw ring and the thread groove for the inner ring removes along the thread groove, realizes inside clean circular motion of ring.

Preferably, one side of the inner ring is rotatably connected with a rotating ring, the pipeline is parallel to two electric telescopic rods fixedly connected with the axis, the two electric telescopic rods and the rotating ring are fixedly connected, and the two electric telescopic rods are arranged in a central symmetry mode.

Through adopting above-mentioned technical scheme, electric telescopic handle transmission inner ring carries out the ascending displacement of axial, and the swivel has guaranteed two kinds of different motion modes between inner ring and the electric telescopic handle.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the cleaning ring is arranged in the pipeline, when the cleaning ring rotates in the pipeline, the cleaning sheet on one side scrapes the inner wall of the pipeline, impurities are removed, when the cleaning ring slides in the pipeline, the rubber ring in interference fit with the pipeline further cleans the pipeline, the cleanliness of the pipeline is ensured, and meanwhile, the cleaning convenience is improved;

2. through the outside at the pipeline set up the route pipe to at the inside threaded connection inner ring of route pipe, the inner ring carries out the rotation when realizing the horizontal slip under the combined action of electric telescopic handle and thread groove, carries out the circular telegram through the electro-magnet on the inner ring and handles, and the electro-magnet adsorbs the inside permanent magnet of pipeline promptly, makes its synchronous motion, with this realization to the convenient control of clean ring.

Drawings

FIG. 1 is a schematic diagram showing a longitudinal sectional structure of an embodiment of the present application.

FIG. 2 is a schematic side view of the claimed embodiment.

FIG. 3 is a partial sectional structural view of a pipeline according to an embodiment of the present invention.

Description of reference numerals: 1. a pipeline; 101. a boss; 2. a flow meter; 3. an ultrasonic generator; 4. a path pipe; 5. an inner ring; 6. a thread groove; 7. a threaded ring; 8. an electromagnet; 9. rotating the ring; 10. an electric telescopic rod; 11. cleaning the ring; 12. a rubber ring; 13. a permanent magnet; 14. a cleaning sheet.

Detailed Description

The present application is described in further detail below with reference to figures 1-3.

The embodiment of the application discloses high accuracy ultrasonic flowmeter. Referring to fig. 2 and 3, the high-precision ultrasonic flowmeter comprises a pipeline 1, two ultrasonic generators 3 are arranged on the outer wall of the pipeline 1 in a central symmetry manner, a flowmeter 2 is fixedly connected above the pipeline 1 through a bracket, the ultrasonic generator 3 is electrically connected with the flowmeter 2, a cleaning ring 11 is embedded in the pipeline 1, and the cleaning sheets 14 are arranged on the outer wall of the cleaning ring 11 along a half annular array of the axial centerline, the rubber ring 12 is fixedly connected with the other half of the outer wall of the cleaning ring 11, a boss 101 is integrally formed inside the pipeline 1, and the diameter of boss 101 is less than the external diameter of cleaning ring 11, cleans the length of piece 14 and is greater than the interval between cleaning ring 11 and the pipeline 1, guarantees to clean piece 14 and can clean the outer wall of pipeline 1, and interference fit between rubber ring 12 and the pipeline 1 inner wall can carry out the side to side slip on the inner wall of pipeline 1 when interference fit.

Referring to fig. 1, an inner ring 5 is movably connected to the outer side of a pipeline 1, the inner wall of the inner ring 5 is not in contact with an ultrasonic generator 3, so as to ensure stable operation, a path pipe 4 is sleeved on the outer portion of the pipeline 1, one end of the path pipe 4 is welded with the pipeline 1, a thread groove 6 is formed in the inner wall of the path pipe 4, the inner ring 5 is sleeved on the outer side of the pipeline 1, a thread ring 7 is integrally formed on the outer wall of the inner ring 5, the thread ring 7 is embedded in the thread groove 6 and is in threaded connection with the thread groove 6, the inner ring 5 can move along the inner diameter of a thread through the threaded connection between the thread ring 7 and the thread groove 6, so as to change the position of the inner ring 5, a rotating ring 9 is rotatably connected to one side of the inner ring 5, two electric telescopic rods 10 are fixedly connected to the pipeline 1 in parallel to an axis, the two electric telescopic rods 10 are fixedly connected to the rotating ring 9, and the two electric telescopic rods 10 are arranged in a central symmetry manner, the extension distance that electric telescopic handle 10 can reach is greater than the interval between two supersonic generator 3, guarantees that cleaning ring 11 can act on two supersonic generator 3 positions department.

Referring to fig. 2, two permanent magnets 13 are fixedly connected to the cleaning ring 11 in a centrosymmetric manner, two electromagnets 8 are fixedly connected to the inner ring 5 in a centrosymmetric manner, the two electromagnets 8 and the two permanent magnets 13 are correspondingly arranged, and after the permanent magnets 13 are electrified to generate magnetism, the magnetism of the permanent magnets is opposite to that of the corresponding permanent magnets 13, so that stable adsorption between each other is guaranteed, the pipeline 1, the cleaning ring 11, the path pipe 4, the inner ring 5 and the like are made of materials which can not be adsorbed by the magnets, and the operation stability of the device is guaranteed.

The implementation principle of the high-precision ultrasonic flowmeter in the embodiment of the application is as follows: when cleaning the inside of the pipeline 1, the two electric telescopic rods 10 contract synchronously, the rotating ring 9 is pulled to move, at the moment, the inner ring 5 on the rotating ring 9 rotates, the inner ring 5 moves towards the fixed end of the electric telescopic rods 10 through the threaded fit between the threaded ring 7 and the threaded groove 6, the inner ring 5 rotates around the threaded groove 6, meanwhile, two electromagnets 8 on the inner ring 5 are electrified, the electromagnets 8 generate magnetism after being electrified to adsorb the permanent magnet 13 on the inner side of the pipeline 1, the cleaning ring 11 synchronously moves and rotates while the inner ring 5 rotates, the cleaning sheet 14 on the rotating cleaning ring 11 circularly cleans the inner wall of the pipeline 1, after cleaning is completed, the rubber ring 12 in interference fit with the pipeline 1 scrapes the inner wall of the pipeline 1, further cleans residual impurities, and improves the cleaning effect, after so reciprocating 2, 3 times, accomplished the cleanness to pipeline 1 inner wall promptly, accomplish clean back, carry clean ring 11 to boss 101 position and place, avoid rivers to produce the influence to its position, electromagnet 8 cuts off the power supply, avoids producing electromagnetic interference to flowmeter 2.

It should be noted that, in this document, terms such as "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.

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

1. The utility model provides a high accuracy ultrasonic flowmeter, includes pipeline (1), central symmetry is provided with two supersonic generator (3) on pipeline (1) outer wall, and support fixedly connected with flowmeter (2) are passed through to the top of pipeline (1) to supersonic generator (3) and flowmeter (2) electric connection, its characterized in that: the inside of pipeline (1) is inlayed and is equipped with clean ring (11), and clean ring (11) outer wall has cleaning piece (14) along the half annular array of axis central line, clean ring (11) outer wall half fixedly connected with rubber ring (12), two permanent magnets (13) of central symmetry fixedly connected with are gone up in clean ring (11), the outside swing joint of pipeline (1) has inner ring (5), and two electro-magnets (8) of central symmetry fixedly connected with are gone up in inner ring (5) to correspond the setting between two electro-magnets (8) and two permanent magnets (13).

2. A high accuracy ultrasonic flow meter according to claim 1, wherein: the inside integrated into one piece of pipeline (1) has boss (101), and the diameter of boss (101) is less than the external diameter of clean ring (11), the length of cleaning piece (14) is greater than the interval between clean ring (11) and pipeline (1), interference fit between rubber ring (12) and pipeline (1) inner wall.

3. A high accuracy ultrasonic flow meter according to claim 1, wherein: the outside cover of pipeline (1) is equipped with path pipe (4), welds between the one end of path pipe (4) and pipeline (1), and has seted up thread groove (6) on the inner wall of path pipe (4).

4. A high accuracy ultrasonic flow meter according to claim 3, wherein: the outer side of the pipeline (1) is sleeved with an inner ring (5), a threaded ring (7) is integrally formed on the outer wall of the inner ring (5), and the threaded ring (7) is embedded in a threaded groove (6) and is in threaded connection with the threaded groove.

5. A high accuracy ultrasonic flow meter according to claim 4, wherein: one side of inner ring (5) is rotated and is connected with swivel (9), be on a parallel with two electric telescopic handle (10) of axis fixedly connected with on pipeline (1), and equal fixed connection between two electric telescopic handle (10) and swivel (9) to central symmetry sets up between two electric telescopic handle (10).