CN101482440A - Special inside static pressure field test device for main nozzle of jet loom - Google Patents
Special inside static pressure field test device for main nozzle of jet loom Download PDFInfo
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- CN101482440A CN101482440A CNA2009100461238A CN200910046123A CN101482440A CN 101482440 A CN101482440 A CN 101482440A CN A2009100461238 A CNA2009100461238 A CN A2009100461238A CN 200910046123 A CN200910046123 A CN 200910046123A CN 101482440 A CN101482440 A CN 101482440A
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Abstract
The invention relates to a special inner static pressure field testing device for the main jet nozzle of jet loom, which consists of a jet loom main jet nozzle simulator, a pressure sensor (9), a multi-point input data acquisition card (10) and a computer (11); a row of pressure detection holes (12) are formed on the jet pipe (6) of the jet loom main jet nozzle simulator along the length direction; each pressure detection hole (12) is installed with a pressure sensor (9) vertically on outside; and the pressure sensor (9) is connected with the computer (11) through the multi-point input data acquisition card (10). The invention can obtain accurate static pressure testing curve by simulating the main jet nozzle of the jet loom and installing measuring equipment, is very helpful for improving the research of jet loom, and plays a major part in improving the performance of jet loom.
Description
Technical field
The invention belongs to main nozzle of jet loom DATA REASONING field, particularly relate to a kind of proving installation of static-pressure field.
Background technology
Air-jet loom is a shuttleless loom with fastest developing speed, owing to adopted the mode of air-jet weft insertion, makes loom production efficiency improve greatly.Main burner is one of most important parts of air-jet loom, and the jet-stream wind that produces by main burner makes weft yarn obtain initial flying speed.And the jet-stream wind characteristic that main burner produces depends on the inner structure and the shape of nozzle consumingly.Therefore the relation of studying main burner inside, shape and jet-stream wind characteristic is to improve the main path of air-jet loom performance.But because the main burner structure is very complicated, precision is also very high, and correlative study at present mainly is by computational tool numerical analysis to be carried out in the nozzle interior flow field, lacks effective laboratory facilities and is verified.
Summary of the invention
Technical matters to be solved by this invention provides a kind of special inside static pressure field test device for main nozzle of jet loom, to solve the defective that lacks efficiency test means checking main nozzle of jet loom inside static pressure Flow Field Numerical in the prior art.
A kind of special inside static pressure field test device for main nozzle of jet loom, by the main nozzle of jet loom analogue means, pressure transducer (9), multiple spot input data collecting card (10) and computing machine (11) four parts are formed, have a row pressure power exploration hole (12) on the length direction of the playpipe of described main nozzle of jet loom analogue means (6), the outer pressure transducer (9) that all is vertically installed with of each pressure exploration hole (12), described pressure transducer (9) connects computing machine (11) by multiple spot input data collecting card (10).
Described pressure exploration hole (12) has 10～16.
Described pressure exploration hole (12) is equidistantly arranged, and pore size is 0.6～1.2mm.
Described main nozzle of jet loom analogue means comprises air intake opening (1), ring-shaped air chamber (2), rectification air flue (3), throat (4), annular air channel (5), playpipe (6), negative-pressure air-flow inlet (7), negative-pressure air-flow runner (8), wherein air intake opening (1) diameter D
1Be 2～4mm, negative-pressure air-flow runner (8) diameter D
2Be 2～3mm, negative-pressure air-flow runner (8) inner and outer diameter D
3Be 0.3～0.5mm, playpipe (6) diameter D
4Be 4～5mm, negative-pressure air-flow inlet diameter D
5Be 5～6mm, main burner analogue means diameter D
6Be 14～16mm, air intake opening (1) left side distance L
1Be 15～16mm, ring-shaped air chamber (2) outer length L
2Be 10～12mm, ring-shaped air chamber (2) inner length L
3Be 8～10mm, the streamlined design is all adopted in the outside in the rectification air flue (3), guarantees the interval L of throat (4)
5Be 0.2～8mm, horizontal length L
4Be 10～12mm, the transition section horizontal range L of annular air channel (5)
6Be 5～8mm, parallel-segment horizontal range L
7Be 6～9mm, playpipe (6) length L
8Be 200～250mm.
Beneficial effect
The present invention passes through the simulation main nozzle of jet loom, and installs and measures equipment, so that obtain static pressure test curve accurately, can well help improve the research work of air-jet loom, for important contribution has been made in the performance raising of air-jet loom.
Description of drawings
Fig. 1 is the structural representation of main nozzle of jet loom analogue means of the present invention;
Fig. 2 is the structural representation of special inside static pressure field test device for main nozzle of jet loom of the present invention
Wherein, 1-air intake opening, 2-ring-shaped air chamber, 3-rectification air flue, 4-throat, 5-annular air channel, 6-playpipe, 7-negative-pressure air-flow inlet, 8-negative-pressure air-flow runner, 9-pressure transducer, 10-data collecting card, 11-computing machine
Embodiment
Below in conjunction with specific embodiment, further set forth the present invention.Should be understood that these embodiment only to be used to the present invention is described and be not used in and limit the scope of the invention.Should be understood that in addition those skilled in the art can make various changes or modifications the present invention after the content of having read the present invention's instruction, these equivalent form of values fall within the application's appended claims institute restricted portion equally.
A kind of special inside static pressure field test device for main nozzle of jet loom, by the main nozzle of jet loom analogue means, pressure transducer 9, multiple spot input data collecting card 10 and computing machine 11 4 parts are formed, described main nozzle of jet loom analogue means comprises air intake opening 1, ring-shaped air chamber 2, rectification air flue 3, throat 4, annular air channel 5, playpipe 6, negative-pressure air-flow inlet 7, negative-pressure air-flow runner 8, wherein air intake opening 1 diameter D
1Be 2～4mm, negative-pressure air-flow runner 8 diameter D
2Be 2～3mm, negative-pressure air-flow runner 8 inner and outer diameter D
3Be 0.3～0.5mm, playpipe 6 diameter D
4Be 4～5mm, negative-pressure air-flow inlet diameter D
5Be 5～6mm, main burner analogue means diameter D
6Be 14～16mm, air intake opening 1 left side distance L
1Be 15～16mm, ring-shaped air chamber 2 outer length L
2Be 10～12mm, ring-shaped air chamber 2 inner length L
3Be 8～10mm, the streamlined design is all adopted in the outside in the rectification air flue 3, guarantees the interval L of throat 4
5Be 0.2～8mm, horizontal length L
4Be 10～12mm, the transition section horizontal range L of annular air channel 5
6Be 5～8mm, parallel-segment horizontal range L
7Be 6～9mm, playpipe 6 length L
8Be 200～250mm; Have a row totally 10～16 pressure exploration holes 12 on the length direction of the playpipe 6 of described main nozzle of jet loom analogue means, pore size is 0.6～1.2mm, all be vertically installed with a pressure transducer 9 outside each pressure exploration hole 12, described pressure transducer 9 connects computing machine 11 by multiple spot input data collecting card 10, pressure exploration hole 12 can equidistantly be arranged during detection, also can adjust arrangement pitch, so that obtain more along sliding static pressure test curve according to the pressure data that test obtains.
Claims (4)
1. special inside static pressure field test device for main nozzle of jet loom, it is characterized in that: by the main nozzle of jet loom analogue means, pressure transducer (9), multiple spot input data collecting card (10) and computing machine (11) four parts are formed, have a row pressure power exploration hole (12) on the length direction of the playpipe of described main nozzle of jet loom analogue means (6), the outer pressure transducer (9) that all is vertically installed with of each pressure exploration hole (12), described pressure transducer (9) connects computing machine (11) by multiple spot input data collecting card (10).
2. special inside static pressure field test device for main nozzle of jet loom as claimed in claim 1 is characterized in that: described pressure exploration hole (12) has 10～16.
3. special inside static pressure field test device for main nozzle of jet loom as claimed in claim 1 or 2 is characterized in that: described pressure exploration hole (12) is equidistantly arranged, and pore size is 0.6～1.2mm.
4. special inside static pressure field test device for main nozzle of jet loom as claimed in claim 3, it is characterized in that: described main nozzle of jet loom analogue means comprises air intake opening (1), ring-shaped air chamber (2), rectification air flue (3), throat (4), annular air channel (5), playpipe (6), negative-pressure air-flow inlet (7), negative-pressure air-flow runner (8), wherein air intake opening (1) diameter D
1Be 2～4mm, negative-pressure air-flow runner (8) diameter D
2Be 2～3mm, negative-pressure air-flow runner (8) inner and outer diameter D
3Be 0.3～0.5mm, playpipe (6) diameter D
4Be 4～5mm, negative-pressure air-flow inlet diameter D
5Be 5～6mm, main burner analogue means diameter D
6Be 14～16mm, air intake opening (1) left side distance L
1Be 15～16mm, ring-shaped air chamber (2) outer length L
2Be 10～12mm, ring-shaped air chamber (2) inner length L
3Be 8～10mm, the streamlined design is all adopted in the outside in the rectification air flue (3), guarantees the interval L of throat (4)
5Be 0.2～8mm, horizontal length L
4Be 10～12mm, the transition section horizontal range L of annular air channel (5)
6Be 5～8mm, parallel-segment horizontal range L
7Be 6～9mm, playpipe (6) length L
8Be 200～250mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009100461238A CN101482440B (en) | 2009-02-12 | 2009-02-12 | Special inside static pressure field test device for main nozzle of jet loom |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009100461238A CN101482440B (en) | 2009-02-12 | 2009-02-12 | Special inside static pressure field test device for main nozzle of jet loom |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101482440A true CN101482440A (en) | 2009-07-15 |
| CN101482440B CN101482440B (en) | 2010-11-17 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009100461238A Expired - Fee Related CN101482440B (en) | 2009-02-12 | 2009-02-12 | Special inside static pressure field test device for main nozzle of jet loom |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102495231A (en) * | 2011-11-25 | 2012-06-13 | 江苏万工科技集团有限公司 | Device and method for measuring flow velocity in main injection guide pipe |
| CN102517762A (en) * | 2011-11-25 | 2012-06-27 | 江苏万工科技集团有限公司 | System for measuring stability of weft yarn carried by main jet flow |
| CN102889957A (en) * | 2011-07-18 | 2013-01-23 | 上海袋式除尘配件有限公司 | Pressure testing device for pulse injection equipment of bag type dust collector |
| CN105403353A (en) * | 2015-12-14 | 2016-03-16 | 广东溢达纺织有限公司 | Air-jet loom air pressure detection apparatus and detection method |
| CN105908288A (en) * | 2016-04-29 | 2016-08-31 | 东华大学 | Device for measuring air flow parameters in main carding area of carding machine and measuring method of device |
| CN115901074A (en) * | 2022-12-13 | 2023-04-04 | 重庆大学 | Movable probe device for measuring pressure in flow channel of spray pipe |
-
2009
- 2009-02-12 CN CN2009100461238A patent/CN101482440B/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102889957A (en) * | 2011-07-18 | 2013-01-23 | 上海袋式除尘配件有限公司 | Pressure testing device for pulse injection equipment of bag type dust collector |
| CN102495231A (en) * | 2011-11-25 | 2012-06-13 | 江苏万工科技集团有限公司 | Device and method for measuring flow velocity in main injection guide pipe |
| CN102517762A (en) * | 2011-11-25 | 2012-06-27 | 江苏万工科技集团有限公司 | System for measuring stability of weft yarn carried by main jet flow |
| CN105403353A (en) * | 2015-12-14 | 2016-03-16 | 广东溢达纺织有限公司 | Air-jet loom air pressure detection apparatus and detection method |
| CN105908288A (en) * | 2016-04-29 | 2016-08-31 | 东华大学 | Device for measuring air flow parameters in main carding area of carding machine and measuring method of device |
| CN115901074A (en) * | 2022-12-13 | 2023-04-04 | 重庆大学 | Movable probe device for measuring pressure in flow channel of spray pipe |
| CN115901074B (en) * | 2022-12-13 | 2024-06-04 | 重庆大学 | Movable probe device for measuring pressure in spray pipe flow channel |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101482440B (en) | 2010-11-17 |
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Owner name: SHANGHAI BUREAU OF EMIGRATION +. ENGRESSION EXAMIN Effective date: 20130513 |
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| CB03 | Change of inventor or designer information |
Inventor after: Xue Wenliang Inventor after: Lu Weimin Inventor after: Jiang Chun Inventor after: Chen Ge Inventor after: Wei Mengyuan Inventor after: Cheng Longdai Inventor before: Xue Wenliang Inventor before: Chen Ge Inventor before: Wei Mengyuan Inventor before: Cheng Longdai |
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| COR | Change of bibliographic data |
Free format text: CORRECT: INVENTOR; FROM: XUE WENLIANG CHEN GE WEI MENGYUAN CHENG LONGDI TO: XUE WENLIANG LU WEIMIN JIANG CHUN CHEN GE WEI MENGYUAN CHENG LONGDI |
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Effective date of registration: 20130513 Address after: 201620 Shanghai, Songjiang new town, North Road, No. 2999 people Patentee after: Donghua University Patentee after: Shanghai Bureau of Emigration &. Engression Examination &. Quarantine People's R Address before: 201620 Shanghai, Songjiang new town, North Road, No. 2999 people Patentee before: Donghua University |
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Granted publication date: 20101117 Termination date: 20130212 |