CN208968782U - Air supply tube resistance measurement device in the permanent system chambers of one kind three - Google Patents
Air supply tube resistance measurement device in the permanent system chambers of one kind three Download PDFInfo
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- CN208968782U CN208968782U CN201822013247.3U CN201822013247U CN208968782U CN 208968782 U CN208968782 U CN 208968782U CN 201822013247 U CN201822013247 U CN 201822013247U CN 208968782 U CN208968782 U CN 208968782U
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- wind pressure
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- wind
- air hose
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Abstract
The utility model discloses air supply tube resistance measurement device in the permanent system chambers of one kind three, 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 utility model 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 utility model belongs to three permanent systems technology fields, and in particular to air supply tube resistance measurement in the permanent system chambers of one kind three
Device.
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.
Utility model content
Goal of the invention: in view of the deficienciess of the prior art, the purpose of the utility model is to provide the permanent system chambers of one kind three
Interior air supply tube resistance measurement device.
Technical solution: in order to achieve the above-mentioned object of the invention, the technical solution adopted in the utility model is as follows:
Air supply tube resistance measurement device in the permanent system chambers of one kind three, including sequentially connected air quantity capture segment, main test box
With tested section, the air quantity capture segment includes collecting folk songs pipe and the wind quantity test device collected folk songs on pipe to be arranged in；The main test
Be provided with frequency conversion fan, wind pressure acquisition instrument and master control borad in case, the frequency conversion fan, wind pressure acquisition instrument respectively with master control borad
Connection, the tested section include tested air hose and the wind pressure collection terminal for being separately positioned on tested air hose both ends, 2 wind pressure acquisitions
End is connect with wind pressure acquisition instrument, and the wind quantity test device is 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 utility model has the advantage that
The air supply tube resistance measurement device of the utility model, it may be convenient to replace tested air hose one end, shape can be carried out
The test of different air hoses, wind pressure acquisition instrument, frequency conversion fan and master control borad etc. are integrated in main test box, easy to use, are accounted for
Ground area 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 protect
The high accuracy of air quantity acquisition data is demonstrate,proved, wind quantity test device is arranged on uniform air hose, does not influence in subsequent tested air hose
Data test guarantees the accuracy of data test.
Detailed description of the invention
Fig. 1 is air supply tube resistance measurement device main view in three permanent system chambers；
Fig. 2 is air supply tube resistance measurement device perspective view one in three permanent system chambers；
Fig. 3 is air supply tube resistance measurement device perspective view two in three permanent system chambers；
Fig. 4 is the air quantity acquisition device structure schematic diagram of air supply tube resistance measurement device in three permanent system chambers；
Fig. 5 is air supply tube resistance measurement device connection block diagram in three permanent system chambers.
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, air supply tube resistance measurement device in the permanent system chambers of the three of the application, including sequentially connected wind
Measure capture segment, main test box 1 and tested section, air quantity capture segment includes collecting folk songs pipe 2 and the wind quantity test collected folk songs on pipe 2 to be arranged in
Device 3；Frequency conversion fan, wind pressure acquisition instrument and master control borad, frequency conversion fan, wind pressure acquisition instrument point are provided in main test box 1
It is not connect with master control borad, tested section includes tested air hose 4 and the wind pressure collection terminal 5,2 for being separately positioned on tested 4 both ends of air hose
A wind pressure collection terminal 5 is connect with wind pressure acquisition instrument, and wind quantity test device 3 is connect with master control borad.Wind pressure Acquisition Instrument is using intelligence
Wind speed and pressure air quantity Acquisition Instrument, such as can be using EO-11A- intelligent Wind Speed air pressure air flow Acquisition Instrument or other brands and type
Number wind speed and pressure air quantity Acquisition Instrument, realize 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.
The wind pressure collection terminal 5 of the utility model includes that the test lead 53 for being socketed in tested 4 end of air hose and setting are being tested
The pressure test interface 54 of 54,2 wind pressure collection terminals 5 of pressure test interface on 53 tops is held to adopt respectively by connecting tube and wind pressure
Collect instrument 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 utility model using the frequency conversion fan in main test box, and wind is first by pipe of collecting folk songs, so
It is introduced in tested air hose by main test box afterwards, wind pressure acquisition instrument acquires the wind at tested air hose both ends by wind pressure collection terminal
Pressure, and send data on master control borad and calculated, the parameter in required tested air hose, the kernel control module of master control borad
It is realized using single-chip microcontroller or small-sized PLC.
Above are merely preferred embodiments of the utility model, it is noted that for the ordinary skill people of the art
For member, without departing from the principle of this utility model, several improvements and modifications can also be made, these improvements and modifications
Also it should be regarded as the protection scope of the utility model.
Claims (10)
1. air supply tube resistance measurement device in the permanent system chambers of one kind three, it is characterised in that: including sequentially connected air quantity capture segment,
Main test box and tested 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；Institute
It states and is provided with frequency conversion fan, wind pressure acquisition instrument and master control borad in main test box, the frequency conversion fan, wind pressure acquisition instrument difference
It being connect with master control borad, the tested 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 terminal is connect with wind pressure acquisition instrument, and the wind quantity test device is connect with master control borad.
2. air supply tube resistance measurement device according to claim 1 three permanent system chambers, it is characterised in that: the main test
Case includes cabinet, and in the opposite left side plate of the cabinet, right side plate is connect with pipe of collecting folk songs, and the one of left plate and tested air hose
A wind pressure collection terminal connection.
3. air supply tube resistance measurement device according to claim 1 three permanent system chambers, it is characterised in that: in the main survey
It is provided with touch display screen on examination case, the touch display screen is connected with master control borad.
4. air supply tube resistance measurement device according to claim 1 three permanent system chambers, it is characterised in that: in the main survey
Try the wind pressure acquisition interface that connection wind pressure collection terminal and wind pressure acquisition instrument is provided on the left plate of case, the wind pressure collection terminal
Including the first wind pressure collection terminal and the second wind pressure collection terminal, the wind pressure acquisition interface include respectively with the first wind pressure collection terminal and
The the first wind pressure acquisition interface and the second wind pressure acquisition interface of second wind pressure collection terminal connection.
5. air supply tube resistance measurement device according to claim 1 or 4 three permanent system chambers, 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 arranged in, and described 2
The pressure test interface of a wind pressure collection terminal passes through connecting tube respectively and connect with wind pressure acquisition instrument.
6. air supply tube resistance measurement device according to claim 1 three permanent system chambers, it is characterised in that: the wind pressure is adopted
It is identical as the cross sectional shape of tested air hose to collect end section shape, the tested air hose is flat air dust, round air duct or rectangular tube.
7. air supply tube resistance measurement device according to claim 2 three permanent system chambers, it is characterised in that: the main test
The left plate of case is replaceable side plate, is provided with air hose identical with the cross sectional shape of wind pressure collection terminal on the left plate and connects
Mouthful.
8. air supply tube resistance measurement device according to claim 1 three permanent system chambers, it is characterised in that: the air quantity is surveyed
Trial assembly is set to flowmeter, is connected between the flowmeter and master control borad by RS485 interface.
9. air supply tube resistance measurement device according to claim 1 three permanent system chambers, it is characterised in that: the pipe of collecting folk songs
For uniform air hose.
10. air supply tube resistance measurement device according to claim 2 three permanent system chambers, it is characterised in that: in the quilt
Survey between air hose and wind pressure collection terminal, between left plate and wind pressure collection terminal, collecting folk songs is provided with sealing between pipe and right side plate
Circle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822013247.3U CN208968782U (en) | 2018-12-03 | 2018-12-03 | Air supply tube resistance measurement device in the permanent system chambers of one kind three |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822013247.3U CN208968782U (en) | 2018-12-03 | 2018-12-03 | Air supply tube resistance measurement device in the permanent system chambers of one kind three |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208968782U true CN208968782U (en) | 2019-06-11 |
Family
ID=66766089
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822013247.3U Active CN208968782U (en) | 2018-12-03 | 2018-12-03 | Air supply tube resistance measurement device in the permanent system chambers of one kind three |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208968782U (en) |
-
2018
- 2018-12-03 CN CN201822013247.3U patent/CN208968782U/en active Active
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