CN201440088U - Integrative flow rate calibration platform - Google Patents

Integrative flow rate calibration platform Download PDF

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Publication number
CN201440088U
CN201440088U CN2009201352040U CN200920135204U CN201440088U CN 201440088 U CN201440088 U CN 201440088U CN 2009201352040 U CN2009201352040 U CN 2009201352040U CN 200920135204 U CN200920135204 U CN 200920135204U CN 201440088 U CN201440088 U CN 201440088U
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CN
China
Prior art keywords
integral type
calibration platform
storage tank
type flow
water storage
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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.)
Expired - Fee Related
Application number
CN2009201352040U
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Chinese (zh)
Inventor
肖聪
张桂铭
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
SHENZHEN JIANHENG MEASURING INSTRUMENT CO Ltd
Original Assignee
SHENZHEN JIANHENG MEASURING INSTRUMENT CO Ltd
Priority date (The priority date 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 date listed.)
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Publication date
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Priority to CN2009201352040U priority Critical patent/CN201440088U/en
Application granted granted Critical
Publication of CN201440088U publication Critical patent/CN201440088U/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Abstract

The utility model provides an integrative flow rate calibration platform, comprising a water storage tank, a charging pump, a connecting pipe tank, a circulating pump, a standard unit, a calibrated platform and a flow rate adjusting valve; the charging pump is respectively connected with the water storage tank and the connecting pipe tank, and the connecting pipe tank, the circulating pump, the standard unit, the calibrated platform and the flow rate adjusting valve are sequentially connected in series. The integrative flow rate calibration platform can realize high-precision flow rate calibration and has the advantages of high accuracy, high dynamic response, small volume, low noise, compact structure and convenient usage.

Description

Integral type flow calibration platform
Technical field
The utility model relates to a kind of flow standard device, particularly a kind of integral type flow calibration platform.
Background technology
The fluid flow standard set-up is check and the isolated plant of demarcating liquid flowmeter, it can direct-on-line or off-line calibration flowmeter, make flowrate measurement value unified, and for the performance test and the research of flowmeter, can and constantly improve various scaling methods so that flowmeter relates to more rationally.
Common flow standard device comprises liquid source part, flow standard, circulation line and meter-clamping apparatus.Described liquid source part comprises fluid storage tank, ebullator and stable-pressure device.
Existing flow standard device exists the problem of the low and dynamic response difference of accuracy, is the problem that industry need overcome.
Usually the flow standard plant area of the identical scale of laboratory layout is wanted 100m 2More than.
The utility model content
In order to overcome above-mentioned the deficiencies in the prior art, the utility model provides a kind of integral type flow calibration platform of high dynamic response.
The technical scheme that its technical matters that solves the utility model adopts is: a kind of integral type flow calibration platform is provided, it comprises water storage tank, and small pump connects bobbin carriage, ebullator, standard scale group, tested table platform and flow control valve, described small pump are respectively with water storage tank and be connected bobbin carriage and link to each other, this connects bobbin carriage, ebullator, the standard scale group, tested table platform and flow control valve are connected successively.
The technical scheme that its technical matters that solves the utility model adopts is: this flow control valve is connected bobbin carriage and links to each other with this.
The technical scheme that its technical matters that solves the utility model adopts is: this standard scale group comprises a plurality of high dynamic response ultrasonic flow meters, and adopts parallel-connection structure.
The technical scheme that its technical matters that solves the utility model adopts is: comprise that further high-precision electronic claims, it is connected with water storage tank and flow control valve.
The technical scheme that its technical matters that solves the utility model adopts is: further comprise the partial circulating device, this partial circulating device is respectively with water storage tank and be connected bobbin carriage and link to each other.
The technical scheme that its technical matters that solves the utility model adopts is: be provided with filtration unit in the described water storage tank.
The technical scheme that its technical matters that solves the utility model adopts is: described integral type flow calibration platform is integrated on the steel mounting of 4000 * 1100mm (long * wide).
Compared to prior art, integral type flow calibration platform of the present utility model can be realized high-precision flow calibration, has pin-point accuracy, high dynamic response, and volume is little, low noise, compact conformation, advantage easy to use.
Description of drawings
Fig. 1 is the principle schematic of integral type flow calibration platform of the present utility model.
Fig. 2 is the structural representation of integral type flow calibration platform of the present utility model.
Embodiment
Following content be in conjunction with concrete preferred implementation to further describing that the utility model is done, can not assert that concrete enforcement of the present utility model is confined to these explanations.For the utility model person of an ordinary skill in the technical field, under the prerequisite that does not break away from the utility model design, can also make some simple deduction or replace, all should be considered as belonging to protection domain of the present utility model.
As Fig. 1 and shown in Figure 2, integral type flow calibration platform of the present utility model comprises water storage tank 11, small pump 12, and partial circulating device 13 connects bobbin carriage 14, ebullator 15, standard scale group 16, tested table platform 17 and flow control valve 18.
Described small pump 12 and partial circulating device 13 are respectively with water storage tank 11 and be connected bobbin carriage 14 and link to each other.This connects bobbin carriage 14, ebullator 15, and standard scale group 16, tested table platform 17 and flow control valve 18 are connected successively.This flow control valve 18 is connected bobbin carriage 14 and links to each other with this.
This tested table platform 17 links to each other with a meter-clamping apparatus 19, and this meter-clamping apparatus 19 is manual meter-clamping apparatus, makes tested table easy accessibility, and is provided with and connects the liquid box.This tested table platform 17 links to each other with a ball valve 20.
This standard scale group 16 comprises a plurality of high dynamic response ultrasonic flow meters, and adopts a plurality of parallel-connection structures.
This integral type flow calibration platform comprises that further high-precision electronic claims, it is connected with water storage tank 11 and flow control valve 18.
The technical indicator of this integral type flow calibration platform is as follows:
Flow range: 0.1~120m 3/ h
Tested table type: velocity flowmeter, volumeter
All bores in tested table bore: DN15~DN100 scope
Calibration method: method of standard table
Standard scale precision: 0.2 grade
Expanded uncertainty: 0.4%
Rated pressure: 1.6MPa
Working pressure: 0.6MPa
Working temperature: 0~40 degree
Actuating medium: water has the kerosene of explosion-proof medium, diesel oil, gasoline etc.
Device power supply: 380VAC, 50Hz, 30A
Tested apparent source 220VAC, 24VDC
Tested table signal output: pulse (1~10K Hz or 0.06~10Hz), 4~20Hz
Physical dimension: 4300*1700*1700
Installation weight: 2 tons
This integral type flow calibration platform has the following advantages:
1. Highgrade integration
The all constituents of flow standard device is integrated into a desk-top flow standard device, and described integral type flow calibration platform is integrated on the steel mounting of 4000 * 1100mm (long * wide), and apparatus function is complete, compact conformation, easy to operate, good looking appearance is than traditional 200m that needs 3Above area, this device only need 7.3m 3, the operation floor area also only needs 20m 3, be traditional 10% area, function is fully complete, and this integral type flow calibration platform can also be transported into the production scene by expansion, carries out online flow calibration.
Be provided with filtration unit in the described water storage tank 11.
Described connection bobbin carriage 14 can gas collection and voltage stabilizing.
2. closed cycle
The main circulation loop of this integral type flow calibration platform adopts closed cycle, and the flow of needs carried out flow regulation when promptly main circulation loop was according to flow meter calibration, and the range of ebullator only is used for the drag losses of fluid in the loop.
Partial circulating device 13 is used for major loop moisturizing and regulating system pressure, makes pressure parameter stable, and the small pump capacity is little in the partial circulating loop, and is easy to operate, and low energy consumption, low noise.
3. adopt the high dynamic response ultrasonic flow meter as the standard scale group, guarantee high precision, the measurement of (Time of Flight) of its signal flight time reaches the accuracy of 10PS level, and resolution reaches 1PS.
The digital signal processing circuit of this high dynamic response ultrasonic flow meter adopts the high frequency doubleclocking to insert technology, realizes the accurate metering of paired pulses frequency, can reach 10 -4Pulse.
This integral type flow calibration platform is equipped with the high dynamic response ultrasonic flow meter parallel connection of many different bores according to the calibrating scope, and the optimum velocity section of utilizing every station symbol standard is as flow standard, thereby the precision of standard scale group is brought up to 0.2 grade.
4. the method for operation is flexible
When this integral type flow calibration platform operation, the high-precision electronic of can connecting claims that realization is dynamically traced to the source to the standard scale group, and realizes the dynamic tracking to device, guarantees the precision of timing signal.
Integrative flow rate calibration platform of the present utility model can be realized high-precision flow calibration, has high accuracy, high dynamic response, and volume is little, low noise, compact conformation, advantage easy to use.

Claims (7)

1. integral type flow calibration platform, it is characterized in that: it comprises water storage tank, and small pump connects bobbin carriage, ebullator, standard scale group, tested table platform and flow control valve, described small pump are respectively with water storage tank and be connected bobbin carriage and link to each other, this connects bobbin carriage, ebullator, the standard scale group, tested table platform and flow control valve are connected successively.
2. integral type flow calibration platform according to claim 1 is characterized in that: this flow control valve is connected bobbin carriage and links to each other with this.
3. integral type flow calibration platform according to claim 2 is characterized in that: this standard scale group comprises a plurality of high dynamic response ultrasonic flow meters, and adopts parallel-connection structure.
4. integral type flow calibration platform according to claim 1 is characterized in that: comprise that further high-precision electronic claims, it is connected with water storage tank and flow control valve.
5. integral type flow calibration platform according to claim 1 is characterized in that: further comprise the partial circulating device, this partial circulating device is respectively with water storage tank and be connected bobbin carriage and link to each other.
6. integral type flow calibration platform according to claim 1 is characterized in that: be provided with filtration unit in the described water storage tank.
7. integral type flow calibration platform according to claim 1 is characterized in that: it is wide on the steel mounting of 4000x1100mm that described integral type flow calibration platform is integrated in long x.
CN2009201352040U 2009-02-27 2009-02-27 Integrative flow rate calibration platform Expired - Fee Related CN201440088U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2009201352040U CN201440088U (en) 2009-02-27 2009-02-27 Integrative flow rate calibration platform

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2009201352040U CN201440088U (en) 2009-02-27 2009-02-27 Integrative flow rate calibration platform

Publications (1)

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CN201440088U true CN201440088U (en) 2010-04-21

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Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103175589A (en) * 2011-12-26 2013-06-26 新奥科技发展有限公司 Measuring meter calibration device and method
CN103884368A (en) * 2014-01-10 2014-06-25 中国计量科学研究院 Hemodialysis machine detector performance automatic calibration method
CN103884369A (en) * 2014-01-10 2014-06-25 中国计量科学研究院 Hemodialysis machine detector performance automatic calibration system
CN103968919A (en) * 2013-01-30 2014-08-06 宁波水科电子科技有限公司 Equipment and method for metering and automatically calibrating electronic water meter in production process
CN104457920A (en) * 2014-12-15 2015-03-25 中国燃气涡轮研究院 Device and method for dynamically calibrating liquid flow
CN104596620A (en) * 2015-02-02 2015-05-06 姜跃炜 Ultrasonic water meter flow calibration standard device
CN105241528A (en) * 2015-09-23 2016-01-13 国家电网公司 Flow sensor detection platform and control method thereof
CN106644844A (en) * 2016-09-30 2017-05-10 中国核动力研究设计院 Fluid particle analyzer calibrating device and particle analyzer calibrating method

Cited By (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103175589A (en) * 2011-12-26 2013-06-26 新奥科技发展有限公司 Measuring meter calibration device and method
CN103175589B (en) * 2011-12-26 2017-04-12 新奥科技发展有限公司 Measuring meter calibration device and method
CN103968919A (en) * 2013-01-30 2014-08-06 宁波水科电子科技有限公司 Equipment and method for metering and automatically calibrating electronic water meter in production process
CN103884368A (en) * 2014-01-10 2014-06-25 中国计量科学研究院 Hemodialysis machine detector performance automatic calibration method
CN103884369A (en) * 2014-01-10 2014-06-25 中国计量科学研究院 Hemodialysis machine detector performance automatic calibration system
CN103884368B (en) * 2014-01-10 2016-08-17 中国计量科学研究院 Hemodialysis machine detector performance automatic calibrating method
CN104457920A (en) * 2014-12-15 2015-03-25 中国燃气涡轮研究院 Device and method for dynamically calibrating liquid flow
CN104457920B (en) * 2014-12-15 2017-09-26 中国燃气涡轮研究院 A kind of fluid flow dynamic calibration apparatus and method
CN104596620A (en) * 2015-02-02 2015-05-06 姜跃炜 Ultrasonic water meter flow calibration standard device
CN104596620B (en) * 2015-02-02 2018-08-31 姜跃炜 Ultrasonic water meter flow verification standard set-up
CN105241528A (en) * 2015-09-23 2016-01-13 国家电网公司 Flow sensor detection platform and control method thereof
CN106644844A (en) * 2016-09-30 2017-05-10 中国核动力研究设计院 Fluid particle analyzer calibrating device and particle analyzer calibrating method

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C14 Grant of patent or utility model
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20100421

Termination date: 20150227

EXPY Termination of patent right or utility model