CN110470352A - A kind of plug-in type ultrasonic vortex street effusion meter - Google Patents
A kind of plug-in type ultrasonic vortex street effusion meter Download PDFInfo
- Publication number
- CN110470352A CN110470352A CN201810448271.1A CN201810448271A CN110470352A CN 110470352 A CN110470352 A CN 110470352A CN 201810448271 A CN201810448271 A CN 201810448271A CN 110470352 A CN110470352 A CN 110470352A
- Authority
- CN
- China
- Prior art keywords
- plug
- sensor
- vortex street
- type ultrasonic
- effusion meter
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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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
- G01F1/05—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 using mechanical effects
- G01F1/20—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 using mechanical effects by detection of dynamic effects of the flow
- G01F1/32—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 using mechanical effects by detection of dynamic effects of the flow using swirl flowmeters
- G01F1/325—Means for detecting quantities used as proxy variables for swirl
- G01F1/3282—Means for detecting quantities used as proxy variables for swirl for detecting variations in infrasonic, sonic or ultrasonic waves, due to modulation by passing through the swirling fluid
-
- 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
- G01F1/662—Constructional details
-
- 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
-
- 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
-
- 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
- G01F15/185—Connecting means, e.g. bypass conduits
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- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- General Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Measuring Volume Flow (AREA)
Abstract
The present invention relates to the sensors of measuring flow, and in particular to a kind of plug-in type ultrasonic vortex street effusion meter.Plug-in type ultrasonic vortex street effusion meter of the present invention, including fluid channel are provided with eddy generator in the fluid channel, which is characterized in that signal collection device is additionally provided on fluid channel；The plug-in type ultrasonic vortex street effusion meter further includes the signal transmitting apparatus connecting with the signal collection device；The signal transmitting apparatus includes signal transmission connecting tube；The first radiator is provided with around the signal transmission connecting tube；The vortex flow sensors further include the sensor connecting with signal transmission connecting tube, and the sensor is connect with gauge outfit, and the second radiator is provided between the sensor and the gauge outfit.Plug-type design is easily installed, make high temperature fluid longer at a distance from sensor simultaneously, the setting of radiator also enables the heat transmitted by high temperature fluid be transmitted to ambient enviroment in time, avoids damage of the high temperature to sensor and gauge outfit, can reach 500 DEG C using temperature.
Description
Technical field
The present invention relates to the sensors of measuring flow, and in particular to a kind of plug-in type ultrasonic vortex street effusion meter.
Background technique
With the release of Karman vortex street theory, primary new revolution is produced in field of flow measurement.Utilize Karman vortex street
The sensor of principle manufacture, commonly referred to as vortex flow sensors.Now, the vortex flow sensors occurred in the market mainly have
Two kinds: one is using piezoelectric ceramic piece as the piezoelectric type vortex flow sensors of detection device.Piezoelectric ceramic piece device by
It being limited in by material itself, operating temperature range is relatively narrow, it should not work under the hot environment more than 300 DEG C, high temperature resistance
It can be poor.Another is solved in a certain range using the capacitor type vortex street flow sensor of differential capacitor principle production
The defects of piezoelectric type vortex flow sensors.But the work under big flow high flow rate and more than 400 DEG C temperatures above environment
When making, due to by the capacitor plate spacing sensitivity of sensor (influence) and the material coefficient of expansion is limited and influence, still goes out
The case where high failure rate job insecurity is now caused due to capacitor easy short circuit.
Summary of the invention
The purpose of the present invention is to provide the plug-in type ultrasonic vortex street effusion meters that can measure flow under a kind of high temperature, overcome often
Advise flow sensor in the case that be higher than 500 DEG C can not effective measuring flow the problem of.
In order to solve the above technical problems, the technical solution adopted by the present invention are as follows:
Plug-in type ultrasonic vortex street effusion meter of the present invention, including fluid channel are provided with whirlpool hair in the fluid channel
Raw body is additionally provided with signal collection device on fluid channel,
The plug-in type ultrasonic vortex street effusion meter further includes the signal transmitting apparatus connecting with the signal collection device；
The signal transmitting apparatus includes signal transmission connecting tube；
The first radiator is provided with around the signal transmission connecting tube；
The vortex flow sensors are additionally provided with the sensor connecting with signal transmission connecting tube, and the sensor and gauge outfit connect
It connects, the second radiator is provided between the sensor and the gauge outfit.
Preferably, the signal transmitting apparatus further includes outer tube, and the outer tube is arranged in the sensor and the signal
Between collection device, the signal transmission connecting tube and first radiator are arranged in the outer tube, on the outer tube
It is provided with the heat release hole of corresponding first radiator.
Preferably, the gauge outfit is fixedly connected with second radiator by locking nut.
Preferably, connecting flange is additionally provided in the signal collection device, the corresponding connecting flange is provided with docking
Flange, the abutted flange include the first flange and second flange of mating setting, setting instruction fluid in the first flange
The directional beacon of flow direction.
Preferably, the plug-in type ultrasonic vortex street effusion meter further includes installation device of sensor, the sensor installation dress
Set the accommodating chamber including being surrounded by shell, the sensor is arranged in the accommodating chamber, and the shell includes upper casing and lower casing,
The upper casing is connect with second radiator, and the lower casing is connect with the outer tube.
Preferably, the lower casing and the outer tube are integrally formed.
Preferably, one end of the transmission connecting tube is provided with the first mounting base, first mounting base and the lower casing
Connection；The other end of the transmission connecting tube is provided with the second mounting base, and second mounting base is connect with the connecting flange.
Preferably, the first sealing ring is provided between second mounting base and the connecting flange.
Preferably, the second sealing ring is provided between first mounting base and the lower casing.
Preferably, third sealing ring, the company of the upper casing, the lower casing are provided between the sensor and the lower casing
The 4th sealing ring is provided between socket part and the sensor.
Compared with prior art, the invention has the following advantages:
Plug-in type ultrasonic vortex street effusion meter of the present invention, including fluid channel are provided with whirlpool hair in the fluid channel
Raw body is additionally provided with signal collection device on fluid channel, and the plug-in type ultrasonic vortex street effusion meter further includes and the signal
The signal transmitting apparatus of collection device connection；The signal transmitting apparatus includes signal transmission connecting tube；The signal transmission connects
The first radiator is provided with around adapter tube；The vortex flow sensors are additionally provided with the biography connecting with signal transmission connecting tube
Sensor, the sensor are connect with gauge outfit, and the second radiator is provided between the sensor and the gauge outfit；It is plug-type
Design is easily installed, while making high temperature fluid longer at a distance from sensor, and the setting of radiator also makes by high temperature fluid
The heat of transmitting can be transmitted to ambient enviroment in time, avoid damage of the high temperature to sensor and gauge outfit, can be reached using temperature
500℃。
The signal transmitting apparatus further includes outer tube, and the outer tube is arranged in the sensor and the signal collection device
Between, signal transmission connecting tube and first radiator are arranged in the outer tube, are provided on the outer tube pair
The heat release hole for answering first radiator, is conducive to outside air circulation, and heat dissipation effect is more preferable.
Connecting flange is additionally provided in the signal collection device, the corresponding connecting flange is provided with abutted flange, institute
The first flange and second flange that abutted flange includes mating setting are stated, the finger of setting instruction fluid flow direction in the first flange
Xiang Biao, so that device is more firmly mounted, directional beacon instruction installation personnel is correctly installed, and peace is avoided the occurrence of for the setting of connecting flange
Wrongly installed mistake.
The plug-in type ultrasonic vortex street effusion meter further includes installation device of sensor, the installation device of sensor include by
The accommodating chamber that shell surrounds, the sensor are arranged in the accommodating chamber, and the shell includes upper casing and lower casing, the upper casing
It is connect with second radiator, the lower casing is connect with the outer tube, and mounting device makes sensor more closed, is avoided outer
The interference of bound pair sensor also has good protective effect to sensor.
One end of the transmission connecting tube is provided with the first mounting base, and first mounting base is connect with the lower casing；Institute
The other end for stating transmission connecting tube is provided with the second mounting base, and second mounting base is connect with the connecting flange, mounting base
Setting make signal transmission connecting tube it is more stable, firmly install.
The first sealing ring is provided between second mounting base and the connecting flange；First mounting base with it is described
The second sealing ring is provided between lower casing；Third sealing ring, the upper casing, institute are provided between the sensor and the lower casing
It states and is provided with the 4th sealing ring between the interconnecting piece of lower casing and the sensor, sealing ring is arranged so that flowmeter is more closed,
The accuracy of external environmental interference flowmeter is avoided, while high-temperature gas spilling also being avoided to cause security risk.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of plug-in type ultrasonic vortex street effusion meter of the present invention；
Fig. 2 is installation device of sensor structural schematic diagram.
Specific embodiment
The present invention is described in detail in following embodiment combination attached drawing, but cannot function as the limit of the scope of the present invention
System.
Embodiment 1
As shown in Figure 1, plug-in type ultrasonic vortex street effusion meter of the present invention, including fluid channel 1, in the fluid channel 1
It is provided with eddy generator, signal collection device 2 is additionally provided on fluid channel 1,
Plug-in type ultrasonic vortex street effusion meter further includes the signal transmitting apparatus 3 connecting with the signal collection device 2；
Signal transmitting apparatus 3 includes that signal transmits connecting tube 31；
The first radiator 41 is provided with around signal transmission connecting tube 31；
Vortex flow sensors are additionally provided with the sensor 5 connecting with signal transmission connecting tube 31, and sensor 5 is connect with gauge outfit 6,
The second radiator 42 is provided between sensor 5 and gauge outfit 6.
Plug-type design is easily installed, while making high temperature fluid longer at a distance from sensor, and radiator is set
Setting also enables the heat transmitted by high temperature fluid be transmitted to ambient enviroment in time, avoids high temperature to the damage of sensor and gauge outfit
Wound, can reach 500 DEG C using temperature.
As shown in Figure 1, signal transmitting apparatus further includes outer tube 32, outer tube 32 is arranged in sensor 5 and signal collection device 2
Between, signal transmits connecting tube 31 and the first radiator 41 and is arranged in outer tube 32, and corresponding described the is provided on outer tube 32
The heat release hole 33 of one radiator 41, is conducive to outside air circulation, and heat dissipation effect is more preferable.
As shown in Fig. 2, sensor 5 is mounted in the accommodating chamber 101 surrounded by shell 10, upper casing 102 passes through with lower casing 103
Screw is fixedly connected, it is preferred that lower casing 103 is the upper end that signal transmits connecting tube 31, one for transmitting connecting tube 31 for signal
Point, and be fixedly connected or be integrally formed with signal transmission connecting tube 31, the second radiator 42 is fixedly connected with upper casing 102, example
Such as screw connection.
As shown in Figure 1, gauge outfit 6 is fixedly connected with second radiator 42 by locking nut 7.
Connecting flange 21 is additionally provided in signal collection device 2, the corresponding connecting flange 21 is provided with abutted flange 8,
The abutted flange 8 includes the first flange 81 and second flange 82 of mating setting, setting instruction stream in the first flange 81
The directional beacon 9 of body flow direction, so that device is more firmly mounted, directional beacon 9 indicates that installation personnel is correct for the setting of connecting flange 21
Installation, avoids the occurrence of setup error.
Signal transmission 31 both ends of connecting tube are provided with mounting base, and upper end is provided with the first mounting base 311, and lower end is provided with the
Two mounting bases 312, the second mounting base 312 is fixedly connected with connecting flange 21, such as screw connection, the second mounting base 312 and company
It is additionally provided with the first sealing ring 111 between acting flange 21, the setting of mounting base makes that signal transmission connecting tube 31 is more stable, installation
Securely.
It is provided with the second sealing ring 112 between first mounting base 311 and lower casing 103, is set between sensor 5 and upper casing 102
It is equipped with third sealing ring 113, is provided with the 4th sealing ring 114 between upper casing 102,103 interconnecting piece of lower casing and sensor 5.Sealing
Circle setting avoids the accuracy of external environmental interference flowmeter so that flowmeter is more closed, while high-temperature gas also being avoided to overflow
Security risk is caused out.
The first radiator 41, the second radiator 42 are conventional radiator in the present embodiment.
Structure described above is merely a preferred embodiment of the present invention, and is not intended to restrict the invention, for this field
Technical staff for, the invention may be variously modified and varied.Done within the spirit and principles of the present invention
What modification, equivalent replacement, improvement etc., should all be included in the protection scope of the present invention.
Claims (10)
1. a kind of plug-in type ultrasonic vortex street effusion meter, including fluid channel, it is provided with eddy generator in the fluid channel,
It is characterized in that, signal collection device is additionally provided on fluid channel；
The plug-in type ultrasonic vortex street effusion meter further includes the signal transmitting apparatus connecting with the signal collection device；
The signal transmitting apparatus includes signal transmission connecting tube；
The first radiator is provided with around the signal transmission connecting tube；
The vortex flow sensors further include the sensor connecting with signal transmission connecting tube, and the sensor and gauge outfit connect
It connects, the second radiator is provided between the sensor and the gauge outfit.
2. plug-in type ultrasonic vortex street effusion meter according to claim 1, which is characterized in that the signal transmitting apparatus also wraps
Outer tube is included, the outer tube is arranged between the sensor and the signal collection device, the signal transmission connecting tube and institute
It states the first radiator to be arranged in the outer tube, the heat release hole of corresponding first radiator is provided on the outer tube.
3. plug-in type ultrasonic vortex street effusion meter according to claim 1, which is characterized in that the gauge outfit is dissipated with described second
Thermal is fixedly connected by locking nut.
4. plug-in type ultrasonic vortex street effusion meter according to claim 1, which is characterized in that in the signal collection device also
It is provided with connecting flange, the corresponding connecting flange is provided with abutted flange, and the abutted flange includes the first of mating setting
Flange and second flange, the directional beacon of setting instruction fluid flow direction in the first flange.
5. plug-in type ultrasonic vortex street effusion meter according to claim 1, which is characterized in that the plug-in type ultrasonography vortex street stream
Meter further includes installation device of sensor, and the installation device of sensor includes the accommodating chamber surrounded by shell, the sensor
It is arranged in the accommodating chamber, the shell includes upper casing and lower casing, and the upper casing is connect with second radiator, under described
Shell is connect with the outer tube.
6. plug-in type ultrasonic vortex street effusion meter according to claim 1, which is characterized in that the lower casing and the outer tube one
It is body formed.
7. plug-in type ultrasonic vortex street effusion meter according to claim 1, which is characterized in that one end of the transmission connecting tube
It is provided with the first mounting base, first mounting base is connect with the lower casing；The other end of the transmission connecting tube is provided with the
Two mounting bases, second mounting base are connect with the connecting flange.
8. plug-in type ultrasonic vortex street effusion meter according to claim 1, which is characterized in that second mounting base with it is described
The first sealing ring is provided between connecting flange.
9. plug-in type ultrasonic vortex street effusion meter according to claim 1, which is characterized in that first mounting base with it is described
The second sealing ring is provided between lower casing.
10. plug-in type ultrasonic vortex street effusion meter according to claim 1, which is characterized in that the sensor and it is described under
Be provided with third sealing ring between shell, the upper casing, the lower casing interconnecting piece and the sensor between to be provided with the 4th close
Seal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810448271.1A CN110470352A (en) | 2018-05-11 | 2018-05-11 | A kind of plug-in type ultrasonic vortex street effusion meter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810448271.1A CN110470352A (en) | 2018-05-11 | 2018-05-11 | A kind of plug-in type ultrasonic vortex street effusion meter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110470352A true CN110470352A (en) | 2019-11-19 |
Family
ID=68504402
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810448271.1A Pending CN110470352A (en) | 2018-05-11 | 2018-05-11 | A kind of plug-in type ultrasonic vortex street effusion meter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110470352A (en) |
-
2018
- 2018-05-11 CN CN201810448271.1A patent/CN110470352A/en active Pending
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