CN110926548A - Measuring device - Google Patents
Measuring device Download PDFInfo
- Publication number
- CN110926548A CN110926548A CN201911223242.6A CN201911223242A CN110926548A CN 110926548 A CN110926548 A CN 110926548A CN 201911223242 A CN201911223242 A CN 201911223242A CN 110926548 A CN110926548 A CN 110926548A
- Authority
- CN
- China
- Prior art keywords
- gauge outfit
- differential pressure
- sensor
- wind speed
- air outlet
- Prior art date
- 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.)
- Pending
Links
- 239000000523 sample Substances 0.000 claims description 7
- 238000005259 measurement Methods 0.000 claims description 6
- 238000009434 installation Methods 0.000 claims description 4
- 230000000903 blocking effect Effects 0.000 claims description 3
- 230000003068 static effect Effects 0.000 claims description 3
- 238000000034 method Methods 0.000 description 19
- 238000010586 diagram Methods 0.000 description 4
- 238000006467 substitution reaction Methods 0.000 description 2
Images
Classifications
-
- 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
- G01F1/34—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 measuring pressure or differential pressure
- G01F1/36—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 measuring pressure or differential pressure the pressure or differential pressure being created by the use of flow constriction
Landscapes
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- General Physics & Mathematics (AREA)
- Measuring Fluid Pressure (AREA)
- Indicating Or Recording The Presence, Absence, Or Direction Of Movement (AREA)
Abstract
The invention provides a measuring device, comprising: a differential pressure sensor for measuring a differential pressure across the device; the gauge outfit is used for checking the measured data; the watch head can rotate to any angle, so that the watch head is prevented from being inconvenient to look at when facing the wall. Through the mode, data are more conveniently checked.
Description
Technical Field
The present invention relates to a measuring technique, and more particularly, to a measuring device.
Background
The Wittoba flowmeter is used for measuring the gas flow in a gas drainage pipeline, and the gas flow measurement principle has various principles including a differential pressure principle, a thermal principle and an ultrasonic principle. The Wittoba flowmeter of the invention adopts a differential pressure principle.
Previous differential pressure flow meters have a number of drawbacks, as follows. (1) The small flow rate cannot be measured, and only the working condition that the flow rate is more than 3m/s can be measured; (2) the positive and negative pressure pipelines cannot be distinguished, and the positive and negative pressure sensors need to be customized independently. (3) Data viewing is inconvenient, and sometimes the display screen faces to the wall in order to ensure that the flow meter corresponds to the wind direction, the data viewing is inconvenient. (4) The internal parameters are many, and the adjustment through the remote controller is time-consuming and labor-consuming.
Disclosure of Invention
In order to achieve the above purpose, the technical solution of the embodiment of the present invention is realized as follows: according to an aspect of an embodiment of the present invention, there is provided a measurement apparatus, including: a differential pressure sensor for measuring a differential pressure across the device; the gauge outfit is used for checking the measured data; the watch head can rotate to any angle, so that the watch head is prevented from being inconvenient to look at when facing the wall.
In the above scheme, the method comprises the following steps: a stop bolt and a rotation screw; the gauge outfit is adjusted through the blocking bolt and the rotating bolt, so that the gauge outfit can rotate 360 degrees.
In the above scheme, the method comprises the following steps: and at least two differential pressure sensors measure data corresponding to high wind speed and low wind speed in a segmented manner, and the lower measurement limit of the wind speed is improved to 0.3 m/s.
In the above scheme, the method comprises the following steps: the transmitter is used for converting the physical quantity into a unified standard signal so as to adjust, indicate and record; the transmitter and the gauge outfit are of split structures and are assembled independently.
In the above scheme, the method comprises the following steps: the output of the sensor in the device is digital signals, and calibration is not needed.
In the above scheme, the method comprises the following steps: the probe rod is used for detecting medium parameters; the probe rod is electrically connected with the gauge outfit.
In the above scheme, the method comprises the following steps: the throttling device is used for increasing the flow speed and reducing the static pressure; the throttling device and the air-entraining structure are integrally formed, and the installation of the air-entraining pipe of the sensor is simplified.
In the above scheme, the method comprises the following steps: a plurality of air outlet nozzles, a plurality of air outlet nozzles with throttling component integrated into one piece.
In the above scheme, the method comprises the following steps: the air outlet nozzles are in a plurality of T shapes or straight shapes.
In the above scheme, the method comprises the following steps: and the Bluetooth module is used for transmitting the numerical value to the mobile equipment so as to check all data and change the internal parameters of the sensor on the mobile equipment.
The invention provides a measuring device, comprising: a differential pressure sensor for measuring a differential pressure across the device; the gauge outfit is used for checking the measured data; the watch head can rotate to any angle, so that the watch head is prevented from being inconvenient to look at when facing the wall. Through the mode, data are more conveniently checked.
Drawings
Fig. 1 is a structural diagram of a measuring apparatus according to an embodiment of the present invention;
FIG. 2 is a block diagram provided in accordance with another embodiment of the present invention;
fig. 3 is a block diagram provided in another embodiment of the present invention.
Wherein, the corresponding relationship between the reference numbers and the part names in fig. 1-3 is:
1-air outlet nozzle, 2-blocking bolt, 3-rotating bolt, 4-gauge outfit and 5-probe rod.
Detailed Description
So that the manner in which the features and aspects of the present invention can be understood in detail, a more particular description of the invention, briefly summarized above, may be had by reference to embodiments, some of which are illustrated in the appended drawings.
Fig. 1 is a structural diagram of a measuring apparatus according to an embodiment of the present invention, and as shown in fig. 1 to 3, the apparatus includes: a differential pressure sensor for measuring a differential pressure across the device; the gauge outfit 4 is used for checking the measured data; the watch head 4 can be rotated to any angle, thereby preventing the watch head 4 from being inconveniently viewed when facing a wall.
In another embodiment, the method comprises the following steps: a blocking bolt 2 and a rotary screw 3; the gauge outfit 4 is adjusted through the stop bolt 2 and the rotating bolt, so that the gauge outfit 4 can rotate 360 degrees.
In another embodiment, the method comprises the following steps: and at least two differential pressure sensors measure data corresponding to high wind speed and low wind speed in a segmented manner, and the lower measurement limit of the wind speed is improved to 0.3 m/s.
In another embodiment, the method comprises the following steps: the transmitter is used for converting the physical quantity into a unified standard signal so as to adjust, indicate and record; the transmitter and the gauge outfit 4 are of split structures and are assembled independently.
In another embodiment, the method comprises the following steps: the output of the sensor in the device is digital signals, and calibration is not needed.
In another embodiment, the method comprises the following steps: the probe rod 5 is used for detecting medium parameters; the probe rod 5 is electrically connected with the gauge head 4.
In another embodiment, the method comprises the following steps: the throttling device is used for increasing the flow speed and reducing the static pressure; the throttling device and the air-entraining structure are integrally formed, and the installation of the air-entraining pipe of the sensor is simplified.
In another embodiment, the method comprises the following steps: a plurality of gas outlet mouths 1, a plurality of gas outlet mouths 1 with throttling component integrated into one piece.
In another embodiment, the method comprises the following steps: the air outlet nozzles 1 are formed in a T shape or a straight shape.
In another embodiment, the method comprises the following steps: and the Bluetooth module is used for transmitting the numerical value to the mobile equipment so as to check all data and change the internal parameters of the sensor on the mobile equipment.
In another embodiment, two differential pressure sensors with different sizes are adopted to measure high wind speed and low wind speed in a segmented mode, and the lower limit of measurement for increasing the wind speed can reach 0.3 m/s. The gauge outfit 4 and the transmitter are split structures and can be independently assembled, so that the gauge outfit is convenient to produce and stock. The output of the sensor in the flowmeter is a digital signal, calibration is not needed, and debugging is convenient. The air-entraining structure and the throttling piece are integrally processed, and the installation of the air-entraining pipe of the pressure sensor is simplified. The watch head 4 can rotate by 360 degrees, and the situation that the data of the display screen cannot be observed when the watch head 4 faces a wall is prevented. The differential pressure sensor has positive and negative measuring ranges and can automatically identify positive and negative pressure. By using the Bluetooth module, all data can be checked and the internal parameters of the sensor can be changed by adopting a mobile phone.
Has the advantages that:
(1) the small flow velocity can reach 0.3 m/s;
(2) positive and negative pressure can be automatically distinguished without independent customization;
(3) the gauge outfit 4 can rotate 360 degrees, the screen direction can be adjusted, and blind areas where data cannot be observed do not exist;
(4) by using the Bluetooth module, the modified parameters can be checked on the mobile phone, so that the operation is convenient.
The above description is only for the specific embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present invention, and all the changes or substitutions should be covered within the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the appended claims.
Claims (10)
1. A measuring device, characterized in that the device comprises:
a differential pressure sensor for measuring a differential pressure across the device;
the gauge outfit is used for checking the measured data;
the watch head can rotate to any angle, so that the watch head is prevented from being inconvenient to look at when facing the wall.
2. The apparatus of claim 1, comprising:
a stop bolt and a rotation screw;
the gauge outfit is adjusted through the blocking bolt and the rotating bolt, so that the gauge outfit can rotate 360 degrees.
3. The apparatus of claim 1, comprising:
and at least two differential pressure sensors measure data corresponding to high wind speed and low wind speed in a segmented manner, and the lower measurement limit of the wind speed is improved to 0.3 m/s.
4. The apparatus of claim 1, comprising:
the transmitter is used for converting the physical quantity into a unified standard signal so as to adjust, indicate and record;
the transmitter and the gauge outfit are of split structures and are assembled independently.
5. The apparatus of claim 1, comprising:
the output of the sensor in the device is digital signals, and calibration is not needed.
6. The apparatus of claim 1, comprising:
the probe rod is used for detecting medium parameters;
the probe rod is electrically connected with the gauge outfit.
7. The apparatus of claim 1, comprising:
the throttling device is used for increasing the flow speed and reducing the static pressure;
the throttling device and the air-entraining structure are integrally formed, and the installation of the air-entraining pipe of the sensor is simplified.
8. The apparatus of claim 7, comprising:
a plurality of air outlet nozzles, a plurality of air outlet nozzles with throttling component integrated into one piece.
9. The apparatus of claim 8, comprising:
the air outlet nozzles are in a plurality of T shapes or straight shapes.
10. The apparatus of claim 9, comprising:
and the Bluetooth module is used for transmitting the numerical value to the mobile equipment so as to check all data and change the internal parameters of the sensor on the mobile equipment.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911223242.6A CN110926548A (en) | 2019-12-03 | 2019-12-03 | Measuring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911223242.6A CN110926548A (en) | 2019-12-03 | 2019-12-03 | Measuring device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110926548A true CN110926548A (en) | 2020-03-27 |
Family
ID=69848596
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911223242.6A Pending CN110926548A (en) | 2019-12-03 | 2019-12-03 | Measuring device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110926548A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112129360A (en) * | 2020-09-27 | 2020-12-25 | 江苏信创安全技术研究院有限公司 | A kind of measuring device and method for gas drainage pipeline flow |
Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1994016758A1 (en) * | 1991-03-05 | 1994-08-04 | Miris Medical Corporation | A medication cassette for an automatic aerosol medication delivery system |
| CN2591580Y (en) * | 2002-12-30 | 2003-12-10 | 重庆工业自动化仪表研究所 | Integrated intelligent differential pressure type flowmeter |
| KR20090002707A (en) * | 2007-07-04 | 2009-01-09 | 신한정밀 주식회사 | Digital meters with unused warnings, unused warning methods and remote meter reading systems |
| CN202057366U (en) * | 2011-05-17 | 2011-11-30 | 重庆梅安森科技股份有限公司 | Wide-range intelligence gas flow meter |
| CN102322907A (en) * | 2011-05-17 | 2012-01-18 | 重庆梅安森科技股份有限公司 | Integrated intelligent gas flow meter with double flow measuring heads |
| JP2012083298A (en) * | 2010-10-14 | 2012-04-26 | Kimmon Mfg Co Ltd | Direct reading type water meter, pulse transmission unit and additional function unit |
| CN202903267U (en) * | 2012-12-07 | 2013-04-24 | 温州大学 | Flowmeter with rotatable meter head |
| CN203310453U (en) * | 2013-06-26 | 2013-11-27 | 宁夏新银河仪表有限公司 | Multifunctional flow measuring instrument |
| CN203431293U (en) * | 2013-08-12 | 2014-02-12 | 朱海龙 | Balance valve flow detection system |
| CN203745012U (en) * | 2013-09-27 | 2014-07-30 | 罗斯蒙特公司 | Flow measuring system based on pressure difference and uniform-speed pitot tube |
| CN204255415U (en) * | 2014-11-12 | 2015-04-08 | 中国石油天然气股份有限公司 | A conical orifice type gas-liquid two-phase flowmeter |
| CN208818263U (en) * | 2018-10-09 | 2019-05-03 | 深圳市创欣仪表设备有限公司 | A kind of detection of natural gas differential pressure flowmeter |
-
2019
- 2019-12-03 CN CN201911223242.6A patent/CN110926548A/en active Pending
Patent Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1994016758A1 (en) * | 1991-03-05 | 1994-08-04 | Miris Medical Corporation | A medication cassette for an automatic aerosol medication delivery system |
| CN2591580Y (en) * | 2002-12-30 | 2003-12-10 | 重庆工业自动化仪表研究所 | Integrated intelligent differential pressure type flowmeter |
| KR20090002707A (en) * | 2007-07-04 | 2009-01-09 | 신한정밀 주식회사 | Digital meters with unused warnings, unused warning methods and remote meter reading systems |
| JP2012083298A (en) * | 2010-10-14 | 2012-04-26 | Kimmon Mfg Co Ltd | Direct reading type water meter, pulse transmission unit and additional function unit |
| CN202057366U (en) * | 2011-05-17 | 2011-11-30 | 重庆梅安森科技股份有限公司 | Wide-range intelligence gas flow meter |
| CN102322907A (en) * | 2011-05-17 | 2012-01-18 | 重庆梅安森科技股份有限公司 | Integrated intelligent gas flow meter with double flow measuring heads |
| CN202903267U (en) * | 2012-12-07 | 2013-04-24 | 温州大学 | Flowmeter with rotatable meter head |
| CN203310453U (en) * | 2013-06-26 | 2013-11-27 | 宁夏新银河仪表有限公司 | Multifunctional flow measuring instrument |
| CN203431293U (en) * | 2013-08-12 | 2014-02-12 | 朱海龙 | Balance valve flow detection system |
| CN203745012U (en) * | 2013-09-27 | 2014-07-30 | 罗斯蒙特公司 | Flow measuring system based on pressure difference and uniform-speed pitot tube |
| CN204255415U (en) * | 2014-11-12 | 2015-04-08 | 中国石油天然气股份有限公司 | A conical orifice type gas-liquid two-phase flowmeter |
| CN208818263U (en) * | 2018-10-09 | 2019-05-03 | 深圳市创欣仪表设备有限公司 | A kind of detection of natural gas differential pressure flowmeter |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112129360A (en) * | 2020-09-27 | 2020-12-25 | 江苏信创安全技术研究院有限公司 | A kind of measuring device and method for gas drainage pipeline flow |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN107121168B (en) | A kind of probe of ultrasonic flowmeter and ultrasonic flowmeter comprising the probe | |
| CN101761780A (en) | Gas pipeline leakage detecting and positioning device and method thereof | |
| CN109681787B (en) | A kind of pipeline leakage positioning system and method | |
| CA3031515C (en) | Vortex flowmeter with reduced process intrusion | |
| CN105181997A (en) | Non-contact ultrasonic flow velocity meter and non-contact flow velocity detection method | |
| US11774337B2 (en) | Device and method for fluid and equipment monitoring | |
| CN105004380A (en) | Gas flow measuring device for large-diameter pipes | |
| CN118375859A (en) | High-pressure gas leakage monitoring system based on data analysis | |
| CN109323730A (en) | Based on TDC-GP30 double-channel gas ultrasonic flowmeter and application method | |
| CN115552168B (en) | Variable rate monitoring in a flow-based metering system | |
| CN108709594A (en) | A kind of gas flowmeter and gas flow measurement method | |
| CN110926548A (en) | Measuring device | |
| CN206990019U (en) | A kind of probe of ultrasonic flowmeter and the ultrasonic flowmeter comprising the probe | |
| CN211668585U (en) | Ultrasonic water meter capable of realizing zero dynamic real-time calibration | |
| CN204679522U (en) | A kind of in large space to the device that air-flow velocity is measured | |
| CN108088406A (en) | A kind of shock wave tests the speed with effective distance measuring method between pressure sensor | |
| CN119666090A (en) | A bidirectional flow type balanced flow meter | |
| JPH10253410A (en) | Flowmeter | |
| CN206891544U (en) | A kind of gas turbine meter with diagnostic techniques | |
| CN110285861A (en) | An ultrasonic flow meter | |
| CN205982316U (en) | Ultrasonic Doppler Velocimeter | |
| US11397101B2 (en) | Flow meter | |
| CN204945161U (en) | A kind of air velocity transducer | |
| EP0595615B1 (en) | System and method for measuring the speed of fluid flow of varying direction | |
| CN220751259U (en) | Electromagnetic flowmeter with novel structure |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20200327 |
|
| RJ01 | Rejection of invention patent application after publication |