CN210893275U

CN210893275U - Ultrasonic flowmeter

Info

Publication number: CN210893275U
Application number: CN201921839006.2U
Authority: CN
Inventors: 于振刚
Original assignee: Tianjin Fivestar Electronic Instrument Co ltd
Current assignee: Tianjin Fivestar Electronic Instrument Co ltd
Priority date: 2019-10-30
Filing date: 2019-10-30
Publication date: 2020-06-30
Anticipated expiration: 2029-10-30

Abstract

The utility model discloses an ultrasonic flowmeter, including pipeline and ultrasonic information receiver, the top of pipeline is provided with ultrasonic sensor, ultrasonic sensor's one end runs through the pipe shaft of pipeline and extends to the inside of pipeline, both ends are provided with the ring flange about the pipeline, the inside of pipeline is provided with first half pipe and second half pipe, ultrasonic sensor's other end fixedly connected with sensing line, the top of pipeline is provided with fixed mounting's ultrasonic information receiver, sensing line's the other end and ultrasonic information receiver fixed connection, ultrasonic information receiver's top is provided with ultrasonic transducer, the equal fixed mounting in ultrasonic transducer's top both sides has first circuit connector. The utility model discloses a set up half first pipe, half second pipe and flange dish, effectively solved the easy scale deposit of pipe inner wall and be difficult to abluent problem.

Description

Ultrasonic flowmeter

Technical Field

The utility model relates to a measuring equipment technical field specifically is an ultrasonic flowmeter.

Background

The ultrasonic flowmeter is a meter for measuring volume flow by detecting the influence of liquid flow on ultrasonic beams, in 1928, the first ultrasonic flowmeter in the world was born in Germany, and gradually enters a practical stage after continuous research and improvement, and since the 70 s, along with the development of integrated circuits and microcomputers, the ultrasonic flowmeter has stable performance, high accuracy, multiple functions, intelligence and seriation, and particularly shows unique advantages in the aspect of large-pipe-diameter flow measurement. The ultrasonic flow meter is one of the ultrasonic flow meters which are applied only after the integrated circuit technology is rapidly developed in the last decade, and has higher adaptability along with the application of intelligent technology, can be used for processing the international technical problem of sensor failure under the pressure measurement and instantaneous high-temperature impact in a high-temperature environment through intelligent automatic adjustment, has higher use value, and can basically meet the measurement and automatic measurement precision requirements under the severe environments of high temperature and the like.

The existing ultrasonic flowmeter measures the scaling of a pipeline due to a measuring medium after being used for many times, the measurement accuracy can be seriously influenced, a remarkable measurement error is brought, even when the instrument is seriously displayed without flow, but the cleaning process of the pipeline is complicated, and great inconvenience is brought to an operator.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an ultrasonic flowmeter to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: an ultrasonic flowmeter comprises a pipeline and an ultrasonic information receiver, wherein an ultrasonic sensor is arranged at the top of the pipeline, one end of the ultrasonic sensor penetrates through a pipe body of the pipeline and extends into the pipeline, flange plates are arranged at the left end and the right end of the pipeline, a first half pipe and a second half pipe are arranged in the pipeline, a sensing circuit is fixedly connected with the other end of the ultrasonic sensor, the fixedly installed ultrasonic information receiver is arranged at the top of the pipeline, the other end of the sensing circuit is fixedly connected with the ultrasonic information receiver, an ultrasonic transducer is arranged at the top of the ultrasonic information receiver, first line connectors are fixedly installed at both sides of the top of the ultrasonic transducer, the first line connectors are connected with second line connectors through wires, and the second line connectors are arranged at the lower end of a flowmeter body, the flowmeter is characterized in that a key is arranged in the middle of the upper surface of the flowmeter body, a flowmeter display screen is arranged at the top of the upper surface of the flowmeter body, a mounting fixture for fixing is arranged at the bottom of the flowmeter body, and a base is arranged at the bottom of the mounting fixture.

Preferably, the upper surface of the flange plate is provided with a through hole.

Preferably, the bottom of the base is provided with a non-slip mat.

Preferably, the number of the flange plates is two, and the two flange plates and the circle center of the pipeline are on the same horizontal line.

Preferably, the inner surface of the conduit is provided with a non-slip surface.

Compared with the prior art, the beneficial effects of the utility model are that: the ultrasonic flowmeter has the advantages that the pipeline and the flowmeter body are separately arranged, so that the device is convenient to move and assemble; the first half pipe and the second half pipe are arranged, so that the first half pipe and the second half pipe are convenient to disassemble and clean at any time, and the influence on the measurement accuracy due to scaling of the inner wall of the pipeline is prevented; the anti-slip surface is arranged on the inner surface of the pipeline, so that the friction force between the inner surface of the pipeline and the half pipe can be increased, and the half pipe is prevented from rotating; the flange plate is arranged, so that the first half pipe and the second half pipe can be effectively fixed; through setting up sectional fixture, can place the flowmeter body vertically.

Drawings

FIG. 1 is a front view of the pipeline structure of the present invention;

FIG. 2 is a sectional view of the pipeline structure of the present invention;

FIG. 3 is a schematic view of the flange structure of the present invention;

FIG. 4 is a front view of the flow meter body of the present invention;

fig. 5 is a right side view of the flow meter body of the present invention.

In the figure: the ultrasonic flowmeter comprises a pipeline 1, an ultrasonic sensor 11, a flange 12, a flange 13, a sensing line, a first half pipe 14, a second half pipe 15, a through hole 16, an ultrasonic information receiver 2, an ultrasonic transducer 21, a first line connecting port 22, a flowmeter body 3, a key 31, a flowmeter display screen 32, a second line connecting port 33, a mounting clamp 4, a base 5 and a non-slip mat 51.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-5, the present invention provides a technical solution: an ultrasonic flowmeter comprises a pipeline 1 and an ultrasonic information receiver 2, wherein an ultrasonic sensor 11 is arranged at the top of the pipeline 1, one end of the ultrasonic sensor 11 penetrates through a pipe body of the pipeline 1 and extends into the pipeline 1, an anti-slip surface is arranged on the inner surface of the pipeline 1, the friction force between the inner surface of the pipeline 1 and a half pipe can be increased by arranging the anti-slip surface, the half pipe is prevented from rotating, the measurement is prevented from being influenced, flanges 12 are arranged at the left end and the right end of the pipeline 1, a first half pipe 14 and a second half pipe 15 are arranged in the pipeline 1, the number of the flanges 12 is two, the two flanges and the circle center of the pipeline 1 are positioned on the same horizontal line, a through hole 16 is formed in the upper surface of each flange 12, and the first half pipe 14 and the second half pipe 15 can be effectively fixed by using fixing pieces such as screws in the through hole 16, the other end of the ultrasonic sensor 11 is fixedly connected with a sensing line 13, the top of the pipeline 1 is provided with a fixedly installed ultrasonic information receiver 2, the other end of the sensing line 13 is fixedly connected with the ultrasonic information receiver 2, the top of the ultrasonic information receiver 2 is provided with an ultrasonic transducer 21, both sides of the top of the ultrasonic transducer 21 are fixedly provided with a first line connector 22, the first line connector 22 is connected with a second line connector 33 through a lead, the second line connector 33 is arranged at the lower end of the flowmeter body 3, the middle part of the upper surface of the flowmeter body 3 is provided with a key 31, the top of the upper surface of the flowmeter body 3 is provided with a flowmeter display screen 32, the bottom of the flowmeter body 3 is provided with a fixing mounting clamp 4, and the bottom of the mounting clamp 4 is provided with a base 5, the bottom of the base 5 is provided with a non-slip pad 51, and the stability of the device is enhanced by the non-slip pad 51.

The working principle is as follows:

when the ultrasonic flowmeter is used, liquid to be measured enters a pipeline, a probe of an ultrasonic sensor 11 transmits a signal to penetrate through a pipe wall, the liquid and the pipe wall on the other side and then is received by the other probe, meanwhile, a second probe also transmits a signal to be received by the first probe, because of the influence of the flow velocity of a medium, a time difference delta t exists between the probe and the first probe, a conversion relation V between the flow velocity V and the time difference delta t is calculated to be (C2/2L) × delta t, and further a flow value Q can be obtained.

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. An ultrasonic flow meter comprising a pipe (1) and an ultrasonic information receiver (2), characterized in that: the pipeline structure is characterized in that an ultrasonic sensor (11) is arranged at the top of the pipeline (1), one end of the ultrasonic sensor (11) penetrates through a pipe body of the pipeline (1) and extends into the pipeline (1), flange plates (12) are arranged at the left end and the right end of the pipeline (1), a first half pipe (14) and a second half pipe (15) are arranged inside the pipeline (1), a sensing circuit (13) is fixedly connected to the other end of the ultrasonic sensor (11), a fixedly installed ultrasonic information receiver (2) is arranged at the top of the pipeline (1), the other end of the sensing circuit (13) is fixedly connected with the ultrasonic information receiver (2), an ultrasonic transducer (21) is arranged at the top of the ultrasonic information receiver (2), and first line connectors (22) are fixedly installed on two sides of the top of the ultrasonic transducer (21), first line connector (22) are connected with second line connector (33) through the wire, second line connector (33) set up the lower extreme at flowmeter body (3), the middle part of flowmeter body (3) upper surface is provided with button (31), the top of flowmeter body (3) upper surface is provided with flowmeter display screen (32), the bottom of flowmeter body (3) is provided with mounting fixture (4) of fixed usefulness, the bottom of mounting fixture (4) is provided with base (5).

2. An ultrasonic flow meter according to claim 1, wherein: the upper surface of the flange plate (12) is provided with a through hole (16).

3. An ultrasonic flow meter according to claim 1, wherein: the bottom of the base (5) is provided with a non-slip mat (51).

4. An ultrasonic flow meter according to claim 1, wherein: the number of the flange plates (12) is two and the two flange plates and the circle center of the pipeline (1) are on the same horizontal line.

5. An ultrasonic flow meter according to claim 1, wherein: the inner surface of the pipeline (1) is provided with an anti-skid surface.