CN203643007U - Online flowmeter calibration device - Google Patents
Online flowmeter calibration device Download PDFInfo
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- CN203643007U CN203643007U CN201420025593.2U CN201420025593U CN203643007U CN 203643007 U CN203643007 U CN 203643007U CN 201420025593 U CN201420025593 U CN 201420025593U CN 203643007 U CN203643007 U CN 203643007U
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- flowmeter
- calibration device
- line calibration
- fluid machinery
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- 239000012530 fluid Substances 0.000 claims abstract description 31
- 238000001514 detection method Methods 0.000 claims abstract description 20
- 239000007788 liquid Substances 0.000 claims abstract description 5
- 238000006243 chemical reaction Methods 0.000 claims description 6
- 230000005540 biological transmission Effects 0.000 claims description 5
- 238000005259 measurement Methods 0.000 claims description 5
- 230000035939 shock Effects 0.000 claims description 3
- 238000013461 design Methods 0.000 abstract description 4
- 238000009434 installation Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 230000001360 synchronised effect Effects 0.000 description 2
- 238000010276 construction Methods 0.000 description 1
- 238000012937 correction Methods 0.000 description 1
- 238000013016 damping Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 238000012795 verification Methods 0.000 description 1
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Abstract
The utility model relates to an online flowmeter calibration device, and belongs to the technical field of calibration device structures. The online flowmeter calibration device comprises a detection module, a collection module and an analysis module. The detection module is used for detecting state parameters of liquid in mechanical fluid output pipelines. The collection module is used for collecting mechanical fluid output data. The analysis module is used for calculating flow deviations of the detection module and the collection module. The output end of the analysis module is connected with a display. The online flowmeter calibration device is reasonable in structural design, convenient to operate, capable of calibrating online in real time and high in calibration accuracy.
Description
Technical field
The utility model relates to a kind of flowmeter on-line calibration device, belongs to calibrating installation technical field of structures.
Background technology
Have the fluid machinery of flow metering requirement, institute's installation flowmeter is answered periodic verification according to national standard, normally use but the mode of dismounting censorship affects equipment, and the cycle is longer, and device, means that urgent need can on-the-spot be carried out on-line calibration.
Summary of the invention
The purpose of this utility model is to solve the weak point that above-mentioned prior art exists, and a kind of reasonable in design is provided, easy to operate, can realize online real time calibration, the flowmeter on-line calibration device that calibration accuracy is high.
The utility model is achieved through the following technical solutions:
A kind of flowmeter on-line calibration device, its special character is to comprise for detection of the detection module of liquid condition parameter in fluid machinery 1 output pipe, exports the acquisition module 5 of data for gathering fluid machinery 1, for calculating the analysis module 6 of detection module and acquisition module 5 flow deviation, the output terminal of analysis module 6 is connected with display 3;
Between described detection module and analysis module 6, be provided with the data transmission module 4 for transmitting data;
Between described acquisition module 5 and analysis module 6, be provided with data conversion module 7;
Described detection module comprises pressure transducer 8, flow sensor 9, the temperature sensor 10 be located on fluid machinery output pipe 2;
Described flow sensor 9 comprises the flowmeter being connected with pipeline 2, and flowmeter is connected with the transmitter for pulse signal being converted to current signal;
Described flowmeter on-line calibration device is installed in casing, and display 3 levels are installed on the upper surface of casing;
On the inwall of described casing, shock attenuation device is installed;
Described acquisition module 5 comprises the acquisition camera for taking fluid machinery 1 measurement instrument, and acquisition camera is connected with data conversion module 7 by data line.
Flowmeter on-line calibration apparatus structure of the present utility model is reasonable in design, the fluid flow, pressure and the temperature information that gather fluid machinery output by detection module are sent to analysis module by data transmission module, simultaneously, acquisition module is flow, pressure and the temperature information of the indication of synchronous acquisition fluid machinery measurement instrument also, then deliver to analysis module and carry out analyzing and processing, computing machine, carrying out, after indicating value interpretation, the computing such as flow-compensated, evaluating the measuring accuracy of flow, provides conclusion; In sum, the utility model can be realized online actual flow calibration, can be serially connected in easily in fluid machinery work loop, under the actual operating conditions of fluid machinery, calibrate, calibration accuracy is high, has avoided the dismounting of measuring apparatus, there is non-intrusion type and obtain the ability that is calibrated data, this device is by Image Acquisition and process the continuous data that obtains fluid machinery, does not change any duty of fluid machinery, does not affect the normal work of fluid machinery.
Accompanying drawing explanation
Fig. 1: the structural representation of a kind of flowmeter on-line calibration of the utility model device.
Embodiment
Provide embodiment of the present utility model below with reference to accompanying drawing, be used for the utility model to be described further.
A kind of flowmeter on-line calibration device of the present embodiment, comprise for detection of the detection module of liquid condition parameter in fluid machinery 1 output pipe, export the acquisition module 5 of data for gathering fluid machinery 1, for calculating the analysis module 6 of detection module and acquisition module 5 flow deviation, the output terminal of analysis module 6 is connected with display 3; Between detection module and analysis module 6, be provided with the data transmission module 4 for transmitting data; Between acquisition module 5 and analysis module 6, be provided with data conversion module 7; Described detection module comprises pressure transducer 8, flow sensor 9, the temperature sensor 10 be located on fluid machinery output pipe 2, flow sensor 9 comprises the flowmeter being connected with pipeline 2, and flowmeter is connected with the transmitter for pulse signal being converted to current signal.The output terminal of pipeline 2 is connected with liquid reserve tank 11; Flowmeter on-line calibration device is installed in casing, and display 3 levels are installed on the upper surface of casing; On the inwall of casing, shock attenuation device is installed; Acquisition module 5 comprises the acquisition camera for taking fluid machinery 1 measurement instrument, and acquisition camera is connected with data conversion module 7 by data line.
The course of work is as follows: fluid flow, pressure and temperature information that detection module gathers fluid machinery output are sent to analysis module 6 by data transmission module 4, simultaneously, acquisition module 5 is gone back flow, pressure and the temperature information of synchronous acquisition fluid machinery 1 measurement instrument indication, then deliver to analysis module 6 and carry out analyzing and processing, computing machine is carrying out after indicating value interpretation, the computing such as flow-compensated, the measuring accuracy of evaluating flow, provides conclusion.
The flowmeter on-line calibration device of the present embodiment has the following advantages:
1) have portable construction, maneuverability, is convenient to portable and transportation, has designed shock-damping structure, to field condition strong adaptability;
2) can realize online actual flow calibration, this device can be serially connected in easily and be calibrated in work loop, under the actual operating conditions of fluid machinery, calibrates, and calibration accuracy is high, has avoided the dismounting of measuring apparatus;
3) have non-intrusion type and obtain the ability that is calibrated data, this device is by Image Acquisition and process the continuous data that obtains fluid machinery, does not change any duty of fluid machinery, does not affect the normal work of fluid machinery;
4) possesses the automatic capability for correcting of temperature, pressure versus flow amount impact, this device passes through Software for Design, set up the correction model of temperature and pressure on the impact of flow measuring accuracy, can automatically revise, avoided occurring with fluid machinery the deviation being caused by temperature or pressure.
Claims (8)
1. a flowmeter on-line calibration device, it is characterized in that comprising that the output terminal of analysis module (6) is connected with display (3) for detection of the detection module of liquid condition parameter in fluid machinery (1) output pipe, for gathering the acquisition module (5) of fluid machinery (1) output data, for calculating the analysis module (6) of detection module and acquisition module (5) flow deviation.
2. according to a kind of flowmeter on-line calibration device claimed in claim 1, it is characterized in that being provided with between described detection module and analysis module (6) data transmission module (4) for transmitting data.
3. according to a kind of flowmeter on-line calibration device claimed in claim 1, it is characterized in that being provided with data conversion module (7) between described acquisition module (5) and analysis module (6).
4. according to a kind of flowmeter on-line calibration device claimed in claim 2, it is characterized in that described detection module comprises pressure transducer (8), flow sensor (9), the temperature sensor (10) of being located on fluid machinery output pipe (2).
5. according to a kind of flowmeter on-line calibration device claimed in claim 4, it is characterized in that described flow sensor (9) comprises the flowmeter being connected with pipeline (2), flowmeter is connected with the transmitter for pulse signal being converted to current signal.
6. according to a kind of flowmeter on-line calibration device claimed in claim 1, it is characterized in that described flowmeter on-line calibration device is installed in casing, display (3) level is installed on the upper surface of casing.
7. according to a kind of flowmeter on-line calibration device claimed in claim 6, it is characterized in that, on the inwall of described casing, shock attenuation device is installed.
8. according to a kind of flowmeter on-line calibration device claimed in claim 1, it is characterized in that described acquisition module (5) comprises the acquisition camera for taking fluid machinery (1) measurement instrument, acquisition camera is connected with data conversion module (7) by data line.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420025593.2U CN203643007U (en) | 2014-01-16 | 2014-01-16 | Online flowmeter calibration device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420025593.2U CN203643007U (en) | 2014-01-16 | 2014-01-16 | Online flowmeter calibration device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203643007U true CN203643007U (en) | 2014-06-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420025593.2U Expired - Lifetime CN203643007U (en) | 2014-01-16 | 2014-01-16 | Online flowmeter calibration device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203643007U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103712669A (en) * | 2014-01-16 | 2014-04-09 | 中国人民解放军海军航空工程学院 | Flow gauge online calibration device |
-
2014
- 2014-01-16 CN CN201420025593.2U patent/CN203643007U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103712669A (en) * | 2014-01-16 | 2014-04-09 | 中国人民解放军海军航空工程学院 | Flow gauge online calibration device |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140611 |
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| CX01 | Expiry of patent term |