CN2509584Y - Digital anemobiagraph for track and field meet - Google Patents
Digital anemobiagraph for track and field meet Download PDFInfo
- Publication number
- CN2509584Y CN2509584Y CN 01266259 CN01266259U CN2509584Y CN 2509584 Y CN2509584 Y CN 2509584Y CN 01266259 CN01266259 CN 01266259 CN 01266259 U CN01266259 U CN 01266259U CN 2509584 Y CN2509584 Y CN 2509584Y
- Authority
- CN
- China
- Prior art keywords
- track
- digital
- speed
- impeller
- seconds
- Prior art date
- 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 - Lifetime
Links
Images
Landscapes
- Indicating Or Recording The Presence, Absence, Or Direction Of Movement (AREA)
Abstract
The utility model belongs to the field of wind speed measuring apparatus, which relates to a digital anemoscope for track and field meet, comprising a cylinder, an impeller, a speed measuring air cylinder formed by a revolution speed transducer, a photoelectronic control part that is formed by a photoelectronic signal converter set, a signal collecting and processing circuit and a digital displaying screen, and a bracket part, wherein, two ends of the impeller shaft that are arranged in the cylinder are supported in a shaft sleeve with self-lubricating performance, the shaft sleeve is arranged in the left and the right guide tapers, with two branch sheets fixedly connected in the cylinder and supporting the left and the right guide tapers. Having a simple structure and simple assembly and adjustment, the utility model can conveniently measure and identify the average wind speed and direction in the direction parallel with the center line of the meet track in the official hours, and can accurately realize timing measurement in 5 seconds, 10 seconds and 13 seconds, as well as display the measured wind speed on the liquid crystal displaying screen on the panel of the control casing.
Description
Technical field
The utility model belongs to the measuring wind speed instrument field, relates to a kind of digital anemoscope of track and field events special use.
Background technology
According to the rule predetermining of International Amateur Athletic Federation, in track and field events, some project will be measured wind speed, mainly contains: project such as 100 meters, hundred and ten metres hurdles, 200 meters, long-jump and triple jump.Wind speed requires to measure and interior mean wind speed and wind direction of the stipulated time of racetrack center line parallel direction, the measuring wind speed time rule of different sports is: 100 meters and hundred and ten metres hurdles pick up counting from the flash of light of starting pistol, surveyed 10 seconds for 100 meters, hundred and ten metres hurdles were surveyed 13 seconds, 200 meters is to come off the curve to pick up counting from first sportsman to measure 10 seconds, and long-jump and triple jump pick up counting from sign moment that the sportsman ran that the primary runway limit is provided with and measured 5 seconds.Wind direction is defined as: sportsman's straight line running direction is (positive wind direction) with the wind, and sportsman's straight line is run in the other direction and to be (negative wind direction) against the wind.
The mensuration of wind speed is relevant with code, rule predetermining, and when wind speed surpassed+2 meter per seconds, games results can only be with deciding place in a competition then and there, and can not be as code.Therefore the wind speed of measuring in-situ match accurately and easily is that important physical culture track and field events institute is indispensable, also is necessary for athletic sentific training simultaneously.
That Chinese patent discloses is a kind of " the special-purpose directed anemoscope of physical culture ", small pieces that outer sleeve, screw blade, the transmission signal that three pitch circle tubes constitute before, during and after mainly comprising used and the control circuit that constitutes by photoelectric signal converter group, signal processing circuit, comparison and counting circuit, digital display screen etc.Its weak point is: by before, during and after the split type outer sleeve structure complexity that constitutes of three pitch circle tubes, assemble loaded down with trivial details.Fine setting during calibrating instrument is finished by the position of regulating forward and backward two cylinders, substitutes the adjustment of conventional helical blade and support, complex operation, and it is big to adjust error.The curved surface of screw blade can cause the interference of crosswind, influences the measurement accuracy of positive and negative wind direction and wind velocity.
Summary of the invention
It is a kind of simple in structure that the purpose of this utility model is to provide, assemble, adjust easy, can measure easily and mean wind speed and wind direction in stipulated time of identification and racetrack center line parallel direction, can realize the digital anemoscope of regularly measuring in 5 seconds, 10 seconds, 13 seconds of track and field events exactly.
The purpose of this utility model is achieved in that the digital anemoscope of a kind of track and field events, the photoelectric control that comprises the air duct part of testing the speed that is made of cylindrical shell, impeller, speed probe, is made of photoelectric signal converter group, signals collecting and treatment circuit, digital display screen partly and holder part, the impeller shaft two supports that it is characterized in that being provided with in the cylindrical shell is in having the axle sleeve of self-lubricating property, axle sleeve is arranged in the left and right deflection cone, and two sheets connect firmly in cylindrical shell and support left and right deflection cone.Impeller shaft is provided with one and has the disk of a plurality of elongated slots along circumference, and connects firmly two-way light idol in left deflection cone and matches and form a photo-electric rotating speed and rotation direction sensor.The fan blade xsect that is impeller is the square type.Right deflection cone and set collar adopt spiral marking connection.Cylindrical shell is an integral barrel, and length is 500mm, and internal diameter is φ 120mm.The control housing of photoelectric control part is a box-like shape, in single chip machine controlling circuit plate and supplying cell are housed, by screw or be adhesively fixed and be associated in the below of the air duct part that tests the speed, housing bottom and three-legged support connection.
The good effect that the utility model is compared with prior art had:
1, adopts the air duct that tests the speed of the monoblock type with sufficient length, can get rid of the interference of Cross Wind Force, can measure the wind speed that is parallel to runway heading exactly.
2, adopt the flat fan blade of square type, positive and negative wind direction and wind velocity measuring error is little.
3, discern positive and negative wind direction by the accidental sequencing that goes out the two-way pulse of two-way light, it is convenient and accurately to measure.
4, left and right deflection cone supports by two sheets, reduces the cylindrical shell perforate of testing the speed, the radially adjustment of convenient left and right deflection cone; Adopt spiral marking connection between right deflection cone and the set collar, reduced requirement on machining accuracy, the axial adjustment of convenient left and right deflection cone.
5, axle sleeve adopts the good engineering plastics of self-lubricating property to make, and is wear-resistant, and the quality of fit height guarantees measuring stability.
6, the utility model is simple in structure, assembling, adjusts easyly, can measure mean wind speed and wind direction in the stipulated time with racetrack center line parallel direction easily, and the timing that can realize accurately 5 seconds, 10 seconds, 13 seconds is measured.
Description of drawings
Fig. 1 is the front view of the utility model structural representation;
Fig. 2 is the left view of the utility model structural representation;
Fig. 3 is the cut-open view of the air duct structural representation that tests the speed of the present utility model;
Fig. 4 is the left view of the air duct structural representation that tests the speed of the present utility model.
Embodiment
Consult Fig. 1, shown in Figure 2, the digital anemoscope of a kind of track and field events mainly is made of the air duct part 10 that tests the speed, photoelectric control part 20, holder part 30 etc.The cylindrical shell 101 of its air duct part 10 that tests the speed is an integral barrel, and length is 500mm, and internal diameter is Φ 120mm.The control housing 201 of photoelectric control part 20 is a box-like shape, by screw or in the middle part of the below that is associated in the air duct part 10 that tests the speed that is adhesively fixed, the test the speed bearing of air duct part 10 of formation, housing 201 bottoms of photoelectric control part 20 connect by screw and three-legged support 30.In the control housing 201 single chip machine controlling circuit plate and supplying cell are housed, control circuit is a prior art, is made of photoelectric signal converter group, signals collecting and treatment circuit, digital display screen etc.The front panel of control housing 201 is provided with a plurality of function buttons and LCDs.
Consult Fig. 3, shown in Figure 4, the air duct part 10 that tests the speed of the present utility model mainly comprises cylindrical shell 101, impeller 102, set collar 103, right deflection cone 104, a sheet 106, two-way light idol 107, disk 108, left deflection cone 109, axle sleeve 110, impeller shaft 111.Be provided with an impeller 102 in the cylindrical shell 101, impeller 102 is provided with 8 fan blades 112, and fan blade 112 xsects are the square type, and flat shape is trapezoidal, and setting angle is 30 °.Impeller 102 is fastened on the impeller shaft 111, the two supports of impeller shaft 111 is on axle sleeve 110, axle sleeve 110 is made by the engineering plastics with good self-lubricating property, and axle sleeve 110 connects firmly in left and right deflection cone 109,104, and left and right deflection cone connects firmly in cylindrical shell 101 by two sheets 106.The angle of two sheets 106 is 60 °, and a sheet 106 connects firmly with left and right deflection cone 109,104, and a sheet 106 connects by screw with cylindrical shell 101.Right deflection cone 104 adopts spiral marking connections with set collar 103, the elasticity that can axial adjustment axle sleeve 110 cooperates with impeller shaft 111, and fix with lock-screw 105.On impeller shaft 111, be fixedly connected with a disk 108, have the elongated slot of 8 width 1mm along circumference, disk 108 with connect firmly two-way light idol 107 in left deflection cone 109 and match and form a photo-electric rotating speed and rotation direction sensor.
Principle of work of the present utility model:
The utility model is fixed on the ground, stadium, make the air duct part 10 that tests the speed be parallel to runway, because cylindrical shell 101 has enough length, can get rid of the interference of Cross Wind Force, can measure the wind speed that is parallel to runway heading more exactly, after wind enters cylindrical shell 101, promote impeller 102 and rotate, its rotating speed is accelerated with wind speed.The rotating speed of impeller 102 is transformed into electric impulse signal by photo-electric rotating speed and rotation direction sensor, the single-chip microcomputer that is transferred in the control housing 201 is handled, single-chip microcomputer is converted to wind speed with electric impulse signal, and the LCDs that measurement result is passed through on control housing 201 panels shows the wind speed of surveying, it is strong that control housing 201 panels are provided with a plurality of functions, can measure 5 seconds, 10 seconds, 13 seconds mean wind speed respectively.
The rotating speed of impeller 102 and the corresponding relation of wind speed are to demarcate in the low-speed wind tunnel of precision, the air duct part 10 that will test the speed is placed in the wind tunnel experiment section, changes the wind speed at experimental section place, measures the pairing electric pulse number of various wind speed, through linearization process, obtain an equation of line:
V＝Kn+C
V-wind speed (meter per second), n-umber of pulse, K, C-coefficient.
This equation is write in the chip, promptly finished demarcation.Because it is flat that fan blade 112 adopts, its rotating speed and respective relationships basically not wind-engaging to influence.The utility model realizes by two-way light idol 107 identification of wind direction, wind direction not simultaneously, the impeller switched in opposite, two-way light idol 107 sequencings that send pulse also can be opposite, thereby can determine wind direction by the sequencing of two-way pulse.
Test specification of the present utility model is ± (positive dirction is sportsman's straight line running direction to the 0.5-10 meter per second, negative direction is run in the other direction for sportsman's straight line), wind speed interpretation unit: meter per second, the anemometry time: the mean wind speed in 5 seconds, 10 seconds, 13 seconds, in meter per second place, crucial wind speed point+2 measuring wind speed precision: 10%.
Claims (6)
1. digital anemoscope of track and field events, the photoelectric control that comprises the air duct part of testing the speed that is made of cylindrical shell, impeller, speed probe, is made of photoelectric signal converter group, signals collecting and treatment circuit, digital display screen partly and holder part, impeller shaft (111) two supports that it is characterized in that being provided with in the cylindrical shell (101) is in having the axle sleeve of self-lubricating property (110), axle sleeve (110) is arranged in left and right deflection cone (109), (104), and two sheets (106) connect firmly in cylindrical shell (101) and support left and right deflection cone (109), (104).
2. the digital anemoscope of track and field events according to claim 1, it is characterized in that impeller shaft (111) is provided with one and has the disk (108) of a plurality of elongated slots along circumference, and connect firmly two-way light idol (107) in left deflection cone (109) and match and form a photo-electric rotating speed and rotation direction sensor.
3. the digital anemoscope of track and field events according to claim 1 is characterized in that fan blade (112) xsect of impeller (102) is the square type.
4. the digital anemoscope of track and field events according to claim 1 is characterized in that right deflection cone (104) and set collar (103) adopt spiral marking connection.
5, the digital anemoscope of track and field events according to claim 1 is characterized in that cylindrical shell (101) is an integral barrel, and length is not less than 500mm, and internal diameter is not more than φ 120mm.
6, the digital anemoscope of track and field events according to claim 1, the control housing (201) that it is characterized in that photoelectric control part (20) is a box-like shape, in single chip machine controlling circuit plate and supplying cell are housed, by screw or be adhesively fixed and be associated in the below of the air duct part (10) that tests the speed, housing (201) bottom connects with three-legged support (30).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 01266259 CN2509584Y (en) | 2001-10-30 | 2001-10-30 | Digital anemobiagraph for track and field meet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 01266259 CN2509584Y (en) | 2001-10-30 | 2001-10-30 | Digital anemobiagraph for track and field meet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2509584Y true CN2509584Y (en) | 2002-09-04 |
Family
ID=33672974
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 01266259 Expired - Lifetime CN2509584Y (en) | 2001-10-30 | 2001-10-30 | Digital anemobiagraph for track and field meet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2509584Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101606070B (en) * | 2007-03-28 | 2011-09-14 | Irdam高空气象市场研发研究院股份有限公司 | Wind speed and direction measuring apparatus |
| CN104316718A (en) * | 2014-10-23 | 2015-01-28 | 黄守瑜 | Wind speed measurement device |
-
2001
- 2001-10-30 CN CN 01266259 patent/CN2509584Y/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101606070B (en) * | 2007-03-28 | 2011-09-14 | Irdam高空气象市场研发研究院股份有限公司 | Wind speed and direction measuring apparatus |
| CN104316718A (en) * | 2014-10-23 | 2015-01-28 | 黄守瑜 | Wind speed measurement device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN1129782C (en) | Method and device for automatic detection and control of wind tunnel speed | |
| CN101472796B (en) | Position detector | |
| CN100567991C (en) | Intelligent wind speed and wind direction measurement mechanism based on computer vision | |
| CN206132036U (en) | Hole awl measuring device | |
| CN109724769B (en) | Conventional hypersonic wind tunnel movement correcting and measuring device | |
| CN208314229U (en) | A kind of Portable gas image sensor fault detection means | |
| CN2509584Y (en) | Digital anemobiagraph for track and field meet | |
| CN208005137U (en) | It is a kind of for large-scale half direct-drive unit anemoscope to zero device | |
| CN2876699Y (en) | Electronic digital display angle scale | |
| CN206113834U (en) | Steering wheel corner measuring device | |
| CN206113927U (en) | Electron bubble | |
| CN104792280B (en) | Displacement-type bearing touch angle measuring method | |
| CN218270824U (en) | Quick clamping structure for shell of handheld instrument | |
| CN216595184U (en) | But quick assembly disassembly wind direction sensor normalizing device | |
| CN2489303Y (en) | Trigonometric function rangefinder | |
| CN110045148A (en) | A kind of wind direction identification instrument for navigation | |
| CN202433012U (en) | Bracing wire type angle measurement system | |
| CN109060720A (en) | The quick, intelligent measuring device of liquid water-reducing agent solid content and method | |
| CN212060310U (en) | Flow velocity meter for water transport engineering measurement | |
| CN2718501Y (en) | Two-dimensional precision tracking rotary table | |
| CN210690245U (en) | Novel Young modulus tester | |
| CN209027762U (en) | The vertical Multipoint synchronous measuring device of hot line | |
| CN2503486Y (en) | Portable measuring instrument for measuring starting wind by wind sensor | |
| CN209605760U (en) | A kind of automatic measuring instrument | |
| CN215338360U (en) | Novel high-precision single-shaft clinometer calibration equipment |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20071012 Address after: 100073 Beijing city Fengtai District Lianhuachi Sirirath Warburg No. 18 block B 7 layer Co-patentee after: Beijing Feilu Sports Goods Co., Ltd. Patentee after: Beijing sky mark Test Technology Co., Ltd. Address before: 100073 Beijing city Fengtai District Lianhuachi Sirirath Warburg No. 18 block B 7 layer Co-patentee before: Recreation and Sports General Merchandise Industry Integrate Corp. Patentee before: Beijing sky mark Test Technology Co., Ltd. |
|
| ASS | Succession or assignment of patent right |
Owner name: ZHI DEXIN Free format text: FORMER OWNER: BEIJING TIANBIAO TESTING TECHNOLOGY CO., LTD. Effective date: 20090724 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20090724 Address after: No. 14-5, building 1, No. 2 South Wing Road, Chongwen, Beijing. Zip code: 100077 Co-patentee after: Beijing Feilu Sports Goods Co., Ltd. Patentee after: Zhi De Xin Address before: 7 floor, B block, Warburg apartment 18, lotus pool, Xili, Fengtai District, Beijing, zip: 100073 Co-patentee before: Beijing Feilu Sports Goods Co., Ltd. Patentee before: Beijing sky mark Test Technology Co., Ltd. |
|
| C17 | Cessation of patent right | ||
| CX01 | Expiry of patent term |
Expiration termination date: 20111030 Granted publication date: 20020904 |
|
| DD01 | Delivery of document by public notice |
Addressee: Zhi Dexin Document name: Notification of Expiration of Patent Right Duration |