CN109596307A - A kind of air supply tube resistance measurement equipment - Google Patents
A kind of air supply tube resistance measurement equipment Download PDFInfo
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- CN109596307A CN109596307A CN201811466069.8A CN201811466069A CN109596307A CN 109596307 A CN109596307 A CN 109596307A CN 201811466069 A CN201811466069 A CN 201811466069A CN 109596307 A CN109596307 A CN 109596307A
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- Prior art keywords
- wind pressure
- wind
- air
- air hose
- tested
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M10/00—Hydrodynamic testing; Arrangements in or on ship-testing tanks or water tunnels
Abstract
The present invention discloses a kind of air supply tube resistance measurement equipment, including sequentially connected air quantity capture segment, main test box and tested section, and air quantity capture segment includes collecting folk songs pipe and the wind quantity test device collected folk songs on pipe to be arranged in；Frequency conversion fan, wind pressure acquisition instrument and master control borad are provided in main test box, frequency conversion fan, wind pressure acquisition instrument are connect with master control borad respectively, tested section includes tested air hose and the wind pressure collection terminal for being separately positioned on tested air hose both ends, 2 wind pressure collection terminals are connect with wind pressure acquisition instrument, and wind quantity test device is connect with master control borad.The present invention can carry out the test of variform air hose, it is easy to use, occupied area is small, the collected wind speed that the uniform air hose in one end is kept is arranged in the air inlet direction of frequency conversion fan to stablize, to guarantee the high accuracy of air quantity acquisition data, wind quantity test device is arranged on uniform air hose, does not influence the data test in subsequent tested air hose, guarantees the accuracy of data test.
Description
Technical field
The invention belongs to three permanent systems technology fields, and in particular to a kind of air supply tube resistance measurement equipment.
Background technique
In recent years, the requirement with user to quality of life, three permanent systems gradually enter into family.And ground air-supply conduct
The usual way of displacement fresh air, but for flat air dust, 45 degree and 90 degree of elbows and climbs that wall is curved, fluid in distributor etc.
Performance study is still few, can not accurately calculate on-way resistance and the local resistance of the different various air hoses of shape.
Summary of the invention
Goal of the invention: in view of the deficienciess of the prior art, the object of the present invention is to provide a kind of air supply tube resistance measurements
Equipment.
Technical solution: in order to achieve the above-mentioned object of the invention, The technical solution adopted by the invention is as follows:
A kind of air supply tube resistance measurement equipment, including sequentially connected air quantity capture segment, main test box and tested section, institute
Stating air quantity capture segment includes collecting folk songs pipe and the wind quantity test device collected folk songs on pipe to be arranged in；Frequency conversion is provided in the main test box
Blower, wind pressure acquisition instrument and master control borad, the frequency conversion fan, wind pressure acquisition instrument are connect with master control borad respectively, described tested
Examination section includes tested air hose and the wind pressure collection terminal for being separately positioned on tested air hose both ends, and 2 wind pressure collection terminals and wind pressure acquire
Instrument connection, the wind quantity test device are connect with master control borad.
Preferably, the main test box includes cabinet, in the opposite left side plate of the cabinet, right side plate with collect folk songs
Pipe connection, left plate are connect with a wind pressure collection terminal of tested air hose.
Preferably, being provided with touch display screen on the main test box, the touch display screen is connected with master control borad.
Preferably, being provided on the left plate of the main test box connection wind pressure collection terminal and wind pressure acquisition instrument
Wind pressure acquisition interface, the wind pressure collection terminal include the first wind pressure collection terminal and the second wind pressure collection terminal, and the wind pressure acquisition connects
Mouth includes that the first wind pressure acquisition interface and the second wind pressure connecting respectively with the first wind pressure collection terminal and the second wind pressure collection terminal are adopted
Collect interface.
Preferably, the wind pressure collection terminal includes being socketed in the test lead of tested air hose end and being arranged on test lead
The pressure test interface of the pressure test interface in portion, 2 wind pressure collection terminals passes through connecting tube and wind pressure acquisition instrument respectively
Connection.
Preferably, the wind pressure collection terminal cross sectional shape is identical as the cross sectional shape of tested air hose, the tested air hose
For flat air dust, round air duct or rectangular tube.
Preferably, the left plate of the main test box is replaceable side plate, it is provided on the left plate and wind pressure
The identical duct collar of the cross sectional shape of collection terminal.
Preferably, the wind quantity test device is flowmeter, pass through RS485 interface between the flowmeter and master control borad
Connection.
Preferably, the pipe of collecting folk songs is uniform air hose.
Preferably, between the tested air hose and wind pressure collection terminal, between left plate and wind pressure collection terminal, pipe of collecting folk songs
Sealing ring is provided between right side plate.
The utility model has the advantages that compared with prior art, the invention has the following advantages that
Air supply tube resistance measurement device of the invention, it may be convenient to replace tested air hose one end, shape difference can be carried out
Air hose test, wind pressure acquisition instrument, frequency conversion fan and master control borad etc. are integrated in main test box, easy to use, take up an area face
Product is small, and the collected wind speed that the uniform air hose in one end is kept is arranged in the air inlet direction of frequency conversion fan and stablizes, to guarantee wind
The high accuracy of amount acquisition data, wind quantity test device are arranged on uniform air hose, do not influence the data in subsequent tested air hose
Test, guarantees the accuracy of data test.
Detailed description of the invention
Fig. 1 is air supply tube resistance measurement equipment main view；
Fig. 2 is air supply tube resistance measurement equipment perspective view one；
Fig. 3 is air supply tube resistance measurement equipment perspective view two；
Fig. 4 is the air quantity acquisition device structure schematic diagram of air supply tube resistance measurement equipment；
Fig. 5 is air supply tube resistance measurement equipment connection block diagram.
Specific embodiment
Combined with specific embodiments below, the present invention is furture elucidated, and embodiment is under the premise of the technical scheme of the present invention
Implemented, it should be understood that these examples are only for illustrating the present invention and are not intended to limit the scope of the present invention.
As shown in Fig. 1 to 5, the air supply tube resistance measurement equipment of the application, including sequentially connected air quantity capture segment, main survey
Try case 1 and tested section, air quantity capture segment includes collecting folk songs pipe 2 and the wind quantity test device 3 collected folk songs on pipe 2 to be arranged in；Main test
Frequency conversion fan, wind pressure acquisition instrument and master control borad are provided in case 1, frequency conversion fan, wind pressure acquisition instrument connect with master control borad respectively
It connects, tested section includes tested air hose 4 and 5, the 2 wind pressure collection terminals 5 of wind pressure collection terminal for being separately positioned on tested 4 both ends of air hose
It is connect with wind pressure acquisition instrument, wind quantity test device 3 is connect with master control borad.Wind pressure Acquisition Instrument is adopted using intelligent Wind Speed air pressure air flow
Collect instrument, such as can be using EO-11A- intelligent Wind Speed air pressure air flow Acquisition Instrument or the wind speed and pressure wind of other brands and model
Acquisition Instrument is measured, realizes the test of the parameters such as wind pressure.
Main test box 1 is rectangular cabinet, and in the opposite left side plate of cabinet, right side plate 11 is connect with pipe 2 of collecting folk songs,
Left plate 12 is connect with a wind pressure collection terminal 5 of tested air hose 5.It is aobvious that touch is provided on the front side board 13 of main test box 1
Display screen 14, touch display screen 14 are connected with master control borad, and touch display screen 14 can operate frequency conversion fan and wind pressure acquisition instrument, and can
Show the operational data of frequency conversion fan and wind pressure acquisition instrument.Supply lines mouth 15 is additionally provided on left plate 11, in right side plate
12 are additionally provided with wind quantity test device line mouth 16.
The wind pressure acquisition of connection wind pressure collection terminal 5 and wind pressure acquisition instrument is provided on the left plate 11 of main test box 1
Interface 17, wind pressure collection terminal 5 include the first wind pressure collection terminal 51 and the second wind pressure collection terminal 52, and wind pressure acquisition interface 17 includes point
The first wind pressure acquisition interface 171 not connect with the first wind pressure collection terminal 51 and the second wind pressure collection terminal 52 and the acquisition of the second wind pressure
Interface 172, the first wind pressure acquisition interface 171 and the second wind pressure acquisition interface 172 are connect with wind pressure acquisition instrument.
Wind pressure collection terminal 5 of the invention includes being socketed in the test lead 53 of tested 4 end of air hose and being arranged in test lead 53
The pressure test interface 54 of 54,2 wind pressure collection terminals 5 of pressure test interface on top passes through connecting tube and wind pressure Acquisition Instrument respectively
Device connection.
5 cross sectional shape of wind pressure collection terminal is identical as the cross sectional shape of tested air hose 4, and being tested air hose 4 is flat air dust, round air duct
Or the air hose of various shapes such as rectangular tube, the shape of wind pressure collection terminal 5 are replaced according to the shape for being tested air hose 4, facilitate survey
Examination.
The left plate 11 of main test box 1 is replaceable side plate, and the section with wind pressure collection terminal is provided on left plate 11
The identical duct collar of shape.In order to save material and cost, replaceable left plate 11 is also readily modified as directly replacing air hose
Interface, duct collar is identical as the cross sectional shape of tested air hose 4 and wind pressure collection terminal 5, one end of wind pressure collection terminal 5 and tested wind
Pipe 4 connects, and the other end is connect with the interface of being in charge of on left plate 11, and duct collar is connected to frequency conversion fan, and frequency conversion fan is produced
Raw wind is sent to tested air hose 4.
Wind quantity test device 3 is flowmeter, is connected between flowmeter and master control borad by RS485 interface, testing flow meter
The air quantity collected folk songs in pipe, air force by cube m/h in terms of, wind quantity test device 3 be arranged in pipe of collecting folk songs, do not influence downstream
The flow and pressure of tested section, master control borad read the data of flowmeter by 485 connections, and according to the data tune of flowmeter
The voltage of frequency conversion fan is saved to required frequency, frequency conversion fan can carry out stepless speed regulation.
Pipe 2 of collecting folk songs uses one section of uniform air hose, guarantees that wind speed is stablized, to guarantee the high accuracy of air quantity acquisition data.
Between tested air hose 4 and wind pressure collection terminal 5, between left plate 11 and wind pressure collection terminal 5, collect folk songs between pipe 2 and right side plate 12
It is provided with sealing ring, seal approach is that equipment does not produce flow leakage, the accuracy of card test.In order to keep tested air hose 4
It is consistent with the duct collar height of main test box 1, while guaranteeing the stability of pipeline, the lower section of tested air hose 4 is provided with the
One bracket 18 is provided with second support 19 in the lower section of wind quantity test device 3.
Wind is introduced from outside by the present invention using the frequency conversion fan in main test box, and wind by pipe of collecting folk songs, then passes through first
Main test box to be crossed to introduce in tested air hose, wind pressure acquisition instrument acquires the wind pressure at tested air hose both ends by wind pressure collection terminal, and
It sends data on master control borad and is calculated, the kernel control module of the parameter in required tested air hose, master control borad uses
Single-chip microcontroller or small-sized PLC are realized.
The above is only the preferred embodiment of the present invention, it is noted that those skilled in the art are come
It says, various improvements and modifications may be made without departing from the principle of the present invention, these improvements and modifications also should be regarded as
Protection scope of the present invention.
Claims (10)
1. a kind of air supply tube resistance measurement equipment, it is characterised in that: including sequentially connected air quantity capture segment, main test box and by
Test section, the air quantity capture segment include collecting folk songs pipe and the wind quantity test device collected folk songs on pipe to be arranged in；In the main test box
It is provided with frequency conversion fan, wind pressure acquisition instrument and master control borad, the frequency conversion fan, wind pressure acquisition instrument connect with master control borad respectively
It connects, the tested section includes tested air hose and the wind pressure collection terminal for being separately positioned on tested air hose both ends, 2 wind pressure collection terminals
It is connect with wind pressure acquisition instrument, the wind quantity test device is connect with master control borad.
2. air supply tube resistance measurement equipment according to claim 1, it is characterised in that: the main test box includes cabinet,
In the opposite left side plate of the cabinet, right side plate is connect with pipe of collecting folk songs, and a wind pressure of left plate and tested air hose acquires
End connection.
3. air supply tube resistance measurement equipment according to claim 1, it is characterised in that: be provided on the main test box
Touch display screen, the touch display screen are connected with master control borad.
4. air supply tube resistance measurement equipment according to claim 1, it is characterised in that: in the left plate of the main test box
On be provided with connection wind pressure collection terminal and wind pressure acquisition instrument wind pressure acquisition interface, the wind pressure collection terminal include the first wind pressure
Collection terminal and the second wind pressure collection terminal, the wind pressure acquisition interface include acquiring respectively with the first wind pressure collection terminal and the second wind pressure
Hold the first wind pressure acquisition interface and the second wind pressure acquisition interface of connection.
5. air supply tube resistance measurement equipment according to claim 1 or 4, it is characterised in that: the wind pressure collection terminal includes
The test lead for being socketed in tested air hose end and the pressure test interface that test lead top is set, 2 wind pressure collection terminals
Pressure test interface pass through connecting tube respectively and connect with wind pressure acquisition instrument.
6. air supply tube resistance measurement equipment according to claim 1, it is characterised in that: the wind pressure collection terminal cross sectional shape
Identical as the cross sectional shape of tested air hose, the tested air hose is flat air dust, round air duct or rectangular tube.
7. air supply tube resistance measurement equipment according to claim 2, it is characterised in that: the left plate of the main test box is
Replaceable side plate is provided with duct collar identical with the cross sectional shape of wind pressure collection terminal on the left plate.
8. air supply tube resistance measurement equipment according to claim 1, it is characterised in that: the wind quantity test device is flow
Meter, is connected between the flowmeter and master control borad by RS485 interface.
9. air supply tube resistance measurement equipment according to claim 1, it is characterised in that: the pipe of collecting folk songs is uniform air hose.
10. air supply tube resistance measurement equipment according to claim 2, it is characterised in that: in the tested air hose and wind pressure
Between collection terminal, between left plate and wind pressure collection terminal, collecting folk songs is provided with sealing ring between pipe and right side plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811466069.8A CN109596307A (en) | 2018-12-03 | 2018-12-03 | A kind of air supply tube resistance measurement equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811466069.8A CN109596307A (en) | 2018-12-03 | 2018-12-03 | A kind of air supply tube resistance measurement equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109596307A true CN109596307A (en) | 2019-04-09 |
Family
ID=65959958
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811466069.8A Pending CN109596307A (en) | 2018-12-03 | 2018-12-03 | A kind of air supply tube resistance measurement equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109596307A (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1392391A (en) * | 2002-07-25 | 2003-01-22 | 浙江大学 | Multiple air channel air amount measuring method and device in large air channel |
| CN200950107Y (en) * | 2006-12-22 | 2007-09-19 | 北京城建安装工程有限公司 | Digital wind leakage testing instrument |
| CN201828290U (en) * | 2010-10-29 | 2011-05-11 | 上海德尔福汽车空调系统有限公司 | Multifunctional blast volume test bed |
| CN202119614U (en) * | 2010-12-20 | 2012-01-18 | 西安开容电子技术有限责任公司 | Air resistance characteristic testing device |
| CN102680037A (en) * | 2012-06-06 | 2012-09-19 | 上海华东电脑系统工程有限公司 | Air quantity differential pressure calibration method applied to liquid cooling type frame |
| JP2016164543A (en) * | 2015-06-16 | 2016-09-08 | 山洋電気株式会社 | Measurement device |
| CN208091721U (en) * | 2018-04-27 | 2018-11-13 | 江苏坚威防护工程科技有限公司 | A kind of modified oil net dust filter detection device |
| CN208140336U (en) * | 2018-03-29 | 2018-11-23 | 河北昌海重工机械有限公司 | Air hose air leakage tester |
-
2018
- 2018-12-03 CN CN201811466069.8A patent/CN109596307A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1392391A (en) * | 2002-07-25 | 2003-01-22 | 浙江大学 | Multiple air channel air amount measuring method and device in large air channel |
| CN200950107Y (en) * | 2006-12-22 | 2007-09-19 | 北京城建安装工程有限公司 | Digital wind leakage testing instrument |
| CN201828290U (en) * | 2010-10-29 | 2011-05-11 | 上海德尔福汽车空调系统有限公司 | Multifunctional blast volume test bed |
| CN202119614U (en) * | 2010-12-20 | 2012-01-18 | 西安开容电子技术有限责任公司 | Air resistance characteristic testing device |
| CN102680037A (en) * | 2012-06-06 | 2012-09-19 | 上海华东电脑系统工程有限公司 | Air quantity differential pressure calibration method applied to liquid cooling type frame |
| JP2016164543A (en) * | 2015-06-16 | 2016-09-08 | 山洋電気株式会社 | Measurement device |
| CN208140336U (en) * | 2018-03-29 | 2018-11-23 | 河北昌海重工机械有限公司 | Air hose air leakage tester |
| CN208091721U (en) * | 2018-04-27 | 2018-11-13 | 江苏坚威防护工程科技有限公司 | A kind of modified oil net dust filter detection device |
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