CN203231859U - Wireless dynamic pressure-measuring device for flow field in high-speed spinning cup - Google Patents
Wireless dynamic pressure-measuring device for flow field in high-speed spinning cup Download PDFInfo
- Publication number
- CN203231859U CN203231859U CN 201320249206 CN201320249206U CN203231859U CN 203231859 U CN203231859 U CN 203231859U CN 201320249206 CN201320249206 CN 201320249206 CN 201320249206 U CN201320249206 U CN 201320249206U CN 203231859 U CN203231859 U CN 203231859U
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- cup
- rotating shaft
- hole
- flow field
- spinning cup
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- Expired - Lifetime
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- 238000009987 spinning Methods 0.000 title abstract description 9
- 230000008878 coupling Effects 0.000 claims abstract description 11
- 238000010168 coupling process Methods 0.000 claims abstract description 11
- 238000005859 coupling reaction Methods 0.000 claims abstract description 11
- 238000012360 testing method Methods 0.000 claims abstract description 11
- 238000012856 packing Methods 0.000 claims description 17
- 238000005259 measurement Methods 0.000 claims description 6
- 238000002474 experimental method Methods 0.000 abstract description 7
- 238000011160 research Methods 0.000 abstract description 3
- 238000010998 test method Methods 0.000 abstract description 2
- 238000005516 engineering process Methods 0.000 description 3
- 230000005514 two-phase flow Effects 0.000 description 3
- 239000000835 fiber Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009530 blood pressure measurement Methods 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 239000013305 flexible fiber Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012827 research and development Methods 0.000 description 1
- 230000011218 segmentation Effects 0.000 description 1
- 230000008054 signal transmission Effects 0.000 description 1
- 239000004753 textile Substances 0.000 description 1
- 230000001960 triggered effect Effects 0.000 description 1
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- Arrangements For Transmission Of Measured Signals (AREA)
Abstract
The utility model discloses a wireless dynamic pressure-measuring device for a flow field in a high-speed spinning cup. A motor is connected with a rotating shaft through a coupling, the rotating shaft is connected with the spinning cup firstly through a thread and secondly through a cotter pin, a gasket installing hole is disposed on the upper end of the inner thread in the middle of the spinning cup, a triggering hole is disposed on the upper end of the gasket installing hole, a wireless sensor is installed in an installing hole in the upper end of the rotating shaft, the wireless sensor is abutted against the lower surface of the triggering hole through the gasket, a trigger head of the wireless sensor passes through the triggering hole in the spinning cup to be leveled with the upper surface of the triggering hole, a receiver is placed on a test table, and the wireless sensor is in wireless connection with the receiver through Wi-Fi. According to the utility model, the wireless sensor is adopted to directly measure the flow field in the high-speed spinning cup, therefore, experiment data is real and reliable; the trigger head of the wireless sensor is leveled with the upper surface of the triggering hole, thereby having no influence on the flow field structure in the high-speed spinning cup; signals received by the receiver are analyzed, and the structure and changing mechanism of the flow field in the high-speed spinning cup are explored to provide an experiment device and a test method for follow-up research.
Description
Technical field
The utility model relates to a kind of flow field survey device, especially relates to a kind of high speed cup flow field dynamic pressure wireless measurement device.
Background technology
Textile industry is as national economy conventional column industry, important people's livelihood industry, in the flourish the market, absorb employment, vital role has been brought into play in the aspects such as development of speeding up urbanization and promote social harmony, at present China is lacking core technology and independent intellectual property right aspect the autonomous innovation research and development of high-end spinning equipment and the production domesticization, having some problems does not also solve, for example the structure of high speed cup flow field and change mechanism also do not check on, forefathers have done some researchs about this problem, on the basis of pearl-spring chain model, the thought of column-chain model primitive segmentation, set up the stress constitutive relation that is fit to a large amount of flexible fiber models that calculate, and by choose reasonable gas phase turbulance model, fibrous airstream power and impact force model and interaction phase coupling scheme are set up the gas-fiber two-phase flow coupling flow model based on Euler-Lagrangian method; Utilize the full three-dimensional flow field test experimental bed of high speed cup gas-fiber two-phase of reconstruction, carry out the two-phase flow model experiment, but because the device of high speed cup flow field dynamic pressure directly not being measured at present, the correctness of carrying out the two-phase flow model experiment can't be verified, and structure and the change mechanism of high speed cup flow field also do not check on.The high speed rotating unit inner space is narrow and small, and dynamic pressure measurement difficulty, tradition have the line pressure sensor measuring method inapplicable, needs to solve the installation of dynamic pressure transducer, signal transmission/conversion/reception problem.
Summary of the invention
At existing problem in the above-mentioned background technology, the purpose of this utility model is to provide a kind of high speed cup flow field dynamic pressure wireless measurement device.
The technical scheme that its technical matters that solves the utility model adopts is:
The utility model comprises motor, testing table, shaft coupling, rotating shaft, receiver, split pin, cup, wireless senser and packing ring; Motor links to each other with an end of rotating shaft by shaft coupling, the other end of rotating shaft is threaded with cup, rotating shaft links to each other with split pin with cup again, the internal thread upper end at cup center has the packing ring mounting hole, packing ring mounting hole upper end has triggers the hole, wireless senser is installed in the mounting hole of rotating shaft upper end, wireless senser heads on by packing ring and triggers the hole lower surface, the trigger head of wireless senser passes the triggering hole and triggering hole upper surface flush on the cup, receiver is placed on the testing table, and wireless senser links to each other with receiver is wireless by Wi-Fi.
Its xsect of mounting hole of described rotating shaft upper end is square.
Described triggering hole xsect is circular.
The beneficial effect that the utlity model has is:
In the cup of the present utility model wireless senser is installed, utilize wireless senser to realize high speed (5～200,000 r/min) cup flow field is directly measured, experimental data is true, reliable, the trigger head of wireless senser and cup upper surface flush, can not influence high speed cup flow field structure, analyze the signal that receiver receives, explore structure and the change mechanism of high speed cup flow field, for follow-up research provides a kind of good experimental provision and method of testing.
Description of drawings
Fig. 1 is the general arrangement of experiment.
Fig. 2 is the cup cut-open view.
Fig. 3 is the rotating shaft partial sectional view.
Fig. 4 is the rotating shaft vertical view.
Among the figure: 1, motor, 2, testing table, 3, shaft coupling, 4, rotating shaft, 5, receiver, 6, split pin, 7, cup, 8, wireless senser, 9, packing ring, 10, trigger the hole, 11, packing ring mounting hole, 12, internal thread, 13, pin-and-hole, 14, external thread, 15, mounting hole.
Embodiment
Below in conjunction with accompanying drawing and example the utility model is described further.
As Fig. 1, Fig. 2, Fig. 3, shown in Figure 4, the utility model comprises motor 1, testing table 2, shaft coupling 3, rotating shaft 4, receiver 5, split pin 6, cup 7, wireless senser 8 and packing ring 9; Motor 1 is fixed on the bottom surface, motor 1 links to each other with an end of rotating shaft 4 by shaft coupling 3, the other end of rotating shaft 4 and cup 7 are by internal thread 12, the screw pair that external thread 14 is formed connects, internal thread 12 correspondences of the external thread 14 of rotating shaft 4 and cup 7 have pin-and-hole 13, split pin 6 couples together rotating shaft 4 and cup 7 by pin-and-hole 13, internal thread 12 upper ends at cup 7 centers have packing ring mounting hole 11, packing ring mounting hole 11 upper ends have triggers hole 10, wireless senser 8(model is TST5923) be installed in the mounting hole 15 of rotating shaft 4 upper ends, wireless senser 8 heads on by packing ring 9 and triggers hole 10 lower surfaces, the trigger head of wireless senser 8 passes the triggering hole 10 and triggering hole 10 upper surface flush on the cup 7, receiver 5 is placed on the testing table 2, testing table 2 is fixed on the bottom surface, wireless senser 8 is by Wi-Fi and 5 wireless linking to each other of receiver, receiver 5 receives the charge signal that wireless senser 8 sends by Wi-Fi, in processor 5, charge signal is converted to force signal then, is stored in the receiver 5.
As Fig. 1, shown in Figure 3, mounting hole 15 its xsects of described rotating shaft 4 upper ends are square.
Described triggering hole 10 xsects are circular.
Principle of work of the present utility model is as follows:
Motor links to each other with an end of rotating shaft by shaft coupling, the other end of rotating shaft passes through internal thread, the screw pair that external thread is formed links to each other with cup, because rotating shaft, the rotating speed of cup is very high, only depend on screw pair to connect, it is not firm to connect, rotating shaft is with after cup is connected by screw pair, at cup, punch in the rotating shaft, cup is passed in split pin, hole in the rotating shaft, with cup, rotating shaft couples together, like this, it is very firm to connect, and wireless senser is installed in the mounting hole of rotating shaft, packing ring is installed in the packing ring mounting hole in the cup, the packing ring lower surface contacts with the wireless senser upper surface, and upper surface of washer contacts with triggering hole lower surface in the cup, so in the mounting hole that is fixed on rotating shaft that can wireless senser is firm, the trigger head of wireless senser passes the triggering hole and triggering hole upper surface flush on the cup, can not influence the flow field structure in the high speed cup.Receiver is placed on above the testing table, receive the charge signal that wireless senser sends by Wi-Fi, in receiver, charge signal is converted to force signal then, store, during the experiment beginning, motor start-up, motor speed 100,000 r/min drive rotating shaft, cup high-speed rotation, and wireless senser is ceaselessly triggered, produce signal, receiver receives the signal that wireless senser sends, and stores, after experiment finishes, analyze the signal that receiver receives, explore structure and the change mechanism of high speed cup flow field.
Claims (3)
1. a high speed cup flow field dynamic pressure wireless measurement device is characterized in that: comprise motor (1), testing table (2), shaft coupling (3), rotating shaft (4), receiver (5), split pin (6), cup (7), wireless senser (8) and packing ring (9); Motor (1) links to each other with an end of rotating shaft (4) by shaft coupling (3), the other end of rotating shaft (4) is threaded with cup (7), rotating shaft (4) uses split pin (6) to link to each other with cup (7) again, internal thread (12) upper end at cup (7) center has packing ring mounting hole (11), packing ring mounting hole (11) upper end has triggers hole (10), wireless senser (8) is installed in the mounting hole (15) of rotating shaft (4) upper end, wireless senser (8) heads on by packing ring (9) and triggers hole (10) lower surface, the trigger head of wireless senser (8) passes the triggering hole (10) and triggering hole (10) upper surface flush on the cup (7), receiver (5) is placed on the testing table (2), and wireless senser (8) is by Wi-Fi and wireless linking to each other of receiver (5).
2. a kind of high speed cup flow field dynamic pressure wireless measurement device according to claim 1 is characterized in that: its xsect of mounting hole (15) of described rotating shaft (4) upper end is square.
3. a kind of high speed cup flow field dynamic pressure wireless measurement device according to claim 1 is characterized in that: described triggering hole (10) xsect is for circular.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320249206 CN203231859U (en) | 2013-05-09 | 2013-05-09 | Wireless dynamic pressure-measuring device for flow field in high-speed spinning cup |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320249206 CN203231859U (en) | 2013-05-09 | 2013-05-09 | Wireless dynamic pressure-measuring device for flow field in high-speed spinning cup |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203231859U true CN203231859U (en) | 2013-10-09 |
Family
ID=49287979
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320249206 Expired - Lifetime CN203231859U (en) | 2013-05-09 | 2013-05-09 | Wireless dynamic pressure-measuring device for flow field in high-speed spinning cup |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203231859U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103257015A (en) * | 2013-05-09 | 2013-08-21 | 浙江理工大学 | High-speed spinning cup internal flow field dynamic pressure wireless measuring device |
-
2013
- 2013-05-09 CN CN 201320249206 patent/CN203231859U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103257015A (en) * | 2013-05-09 | 2013-08-21 | 浙江理工大学 | High-speed spinning cup internal flow field dynamic pressure wireless measuring device |
| CN103257015B (en) * | 2013-05-09 | 2014-11-05 | 浙江理工大学 | High-speed spinning cup internal flow field dynamic pressure wireless measuring device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20131009 Effective date of abandoning: 20141105 |
|
| RGAV | Abandon patent right to avoid regrant |