CN203410628U - Multi-aircraft-type precision approach path indicator - Google Patents
Multi-aircraft-type precision approach path indicator Download PDFInfo
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- CN203410628U CN203410628U CN201320426570.8U CN201320426570U CN203410628U CN 203410628 U CN203410628 U CN 203410628U CN 201320426570 U CN201320426570 U CN 201320426570U CN 203410628 U CN203410628 U CN 203410628U
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Abstract
The utility model relates to a multi-aircraft-type precision approach path indicator. The multi-aircraft-type precision approach path indicator comprises an optical unit, an angle regulating platform and a supporting rod, and is characterized by further comprising an angle detection unit used for detecting the installation angle of the optical unit, and an angle adjustment device for adjusting the elevation angle of the optical unit; the angle detection unit and the angle adjustment device respectively comprise a data interface connected therewith. Only one multi-aircraft-type precision approach path indicator can realize the indication on the approach slope of different aircraft models of different approach curves in one airport; the comprehensive guarantee capability of the airport can be improved, and the flight quality and flight safety of aircrafts can be ensured.
Description
Technical field
The utility model belongs to aviation field, relates to airport ground facility, particularly a kind of heterogenous precise sea-way entering indicating device.
Background technology
That uses at present both at home and abroad has following four kinds of approach path indicating systems:
1, the general visual nearly slope indicator (GVGI) that enters:
1) generally visually enter nearly slope indicator and can only provide at approach path (this system regulation approach path width is 0.33 to 0.5 degree), higher than approach path, lower than three kinds of indicator signals of entering the nearly gradient of approach path for aviator.
2) this system adopts many desk lamps tool to form, and every desk lamp tool adopts solid color of a light source, and optical system is vertically placed, and the degree of utilization of luminous energy is very low, because the degree of utilization of each light source is low, so the energy resource consumption of whole system is very large.
2, precision approach path indicator (PAPI):
1) precision approach path indicator adopts the light-emitting lamp of 4 whites and red two kinds of colors, for the aviator in entering near procedure provides the gradient indicator signal of 5 kinds of approach paths: higher than approach path, a little higher than approach path, approach path, slightly lower than approach path, lower than approach path.
2) system adopts 4 light fixtures by red/white dichromatism to form.
3) when reality is used, through aircraft school, fly, every desk lamp tool is adjusted into different angles, 4 desk lamp tool whites are higher than approach path; 3 whites, a redness are a little higher than approach path; 2 redness, 2 whites are on approach path; 3 redness, a white are slightly lower than approach path; 4 redness are lower than approach path.The elevation angle of 4 desk lamp tools is adjusted into different angles, must be flown here and be determined by school.
3, T formula visual approach slope indicator system (T-VASIS, AT-VASIS):
T formula visual approach slope indicator system adopts 8 wing bank light tools, 6 to fly higher light fixtures, 6 and flies lower light fixture, and light fixture is divided into three kinds, and various light fixture photometric characteristics are different:
1) wing bank light has red white dichromatism light beam and forms, white light must 1 ° 54 ' to 6 ° within the scope of, ruddiness must 0 ° to 1 ° 54 ';
2) flying higher light fixtures is that red white dichromatism light beam forms, white light must be at approach path angle to 1 ° 54 ' and, ruddiness is from 1 ° 54 of vertical angle ' following;
3) flying lower light fixture is first half white light, and lower part is unglazed, and white light is from approach path angle to 6 °, and the cut-off angles of first half white light is different simultaneously, and every row differs 5 minutes arcs;
Light fixture is distributed in runway both sides, fly the every bank light tool of the lower light fixture elevation angle different (every row differs 7 minutes arcs), fly higher light fixture, aviator judges in navigation channel according to the number of units of seeing white and red light, the signal of deviation, this signal can provide 8 kinds of navigation channel signals.
4, domestic military precise sea-way entering indicating system (MPAPI)
1) military precision approach path indicator is adopted the light-emitting lamp of 3 redness, green, the different beam angles of yellow three kinds of colors, for the aviator in entering near procedure provides the gradient indicator signal of 7 kinds of approach paths: higher than approach path, higher than approach path, a little higher than approach path, approach path, slightly lower than approach path, lower than approach path, lower than approach path.
2) three lamp installation adjustment, be fixed on the same elevation angle.
Above-mentioned each single light fixture generally regulates the electric current of all light fixtures by unified constant-current dimmer, and by unified control tower monitor, monitors the angle of each light fixture.There is following defect in above-mentioned various system: above-mentioned various system adjusting angles all adopt screw thread to carry out manual shift, and the adjustment time is long, low precision.Due to the develop rapidly of present generation aircraft manufacturing technology, air speed is more and more higher, enters nearly curve difference large; Above-mentioned various system can only adapt to into the identical aircraft of nearly curve enters nearly landing, can not adapt to multiplely to enter the different aircraft of nearly curve and enter nearly indication.
Utility model content
For overcoming the angle of every kind of left-right indicator in prior art, only for a class, enter nearly curve, during manual shift the adjustment time long, the technological deficiency of adjustment low precision, the utility model provides a kind of heterogenous precise sea-way entering indicating device.
The utility model heterogenous precise sea-way entering indicating device, comprise optical unit, angular adjustment platform and strut bar, it is characterized in that, also comprise the angle detecting unit of laying angle for detection of optical unit, and for regulating the angular adjustment apparatus of optical unit luffing angle; Described angle detecting unit and angular adjustment apparatus all comprise data-interface.
Preferably, the elevation angle setting range of described optical unit relative angle adjusting platform is 0-8 degree
?preferably, described angle detecting unit comprises micro mechanical sensor, the AD converter being connected with micro mechanical sensor and temperature sensor.
Preferably, described angular adjustment apparatus comprises the swivel bearing being connected between described optical unit front end below and described angular adjustment platform, and the linear actuator that is connected to below, described optical unit rear end, described linear actuator is for adjusting the height of described optical unit rear end.
Further, described linear actuator is flexibly connected by adaptor union with below, optical unit rear end.
Further, described linear actuator is ball-screw.
Further, described linear actuator also comprises for driving the servomotor of ball-screw.
Further be improved to, described linear actuator also comprises the reductor being connected with servomotor.
Further be improved to, described linear actuator also comprises the coder being connected with servomotor
Adopt heterogenous precise sea-way entering indicating device described in the utility model, adopt control tower to concentrate receiving angle information and concentrate and send angular adjustment information each navigation channel indicating device is carried out to angular adjustment, only with a set of heterogenous precise sea-way entering indicating device, can realize an airport difference and enter the nearly gradient of entering of the different type of machines of nearly curve and indicate; Adopt intelligentized regulative mode to overcome in the past the manual shift time long, the defect of low precision, has improved the overall support capability on airport, has guaranteed flight quality and the flight safety of aircraft.
Accompanying drawing explanation
Fig. 1 illustrates the schematic diagram of a kind of specific embodiment of the present utility model;
Fig. 2 illustrates the schematic diagram of a kind of concrete application mode of the present utility model;
In each figure, Reference numeral name is called: 1-optical unit 2-angle detecting unit 3-rotating shaft 4-bearing seat 5-angular adjustment platform 6-adaptor union 7-ball-screw 8-reductor 9-servomotor 10-strut bar 11-control box 12-heterogenous precise sea-way entering indicating device.
The specific embodiment
Below in conjunction with accompanying drawing, the specific embodiment of the present utility model is described in further detail.
Heterogenous precise sea-way entering indicating device, comprises optical unit 1, angular adjustment platform 5 and strut bar 10, also comprises the angle detecting unit 2 of laying angle for detection of optical unit, and for regulating the angular adjustment apparatus of optical unit luffing angle; Described angle detecting unit and angular adjustment apparatus all comprise data-interface.
Optical unit is arranged on angular adjustment platform, and angular adjustment platform is fixed on airport ground by strut bar.Optical unit irradiates along runway heading from certain angle, for takeoff and landing provide optical reference signal.
Fig. 2 illustrates the schematic diagram of a kind of concrete application mode of the present utility model, comprise three heterogenous precise sea-way entering indicating devices 12, also comprise control tower monitor, control tower monitor is connected with the data-interface of angle detecting unit in each heterogenous precise sea-way entering indicating device and angular adjustment apparatus by bus.Angle detecting unit detects induction to the optical unit angle of heterogenous precise sea-way entering indicating device, and data are sent to control tower monitor by bus, control tower monitor detects after the angle-data of optical unit, send control signals to angular adjustment apparatus, the irradiating angle of optical unit is adjusted.Constant-current dimmer, step-up transformer and isolating transformer be for to the power supply of a plurality of heterogenous precise sea-way entering indicating devices, and the light of optical unit is wherein carried out to constant current regulation.
Described optical unit relative angle regulates the elevation angle setting range of platform can be preferably 0-8 degree, angle adjusting receives data command from control tower monitor the luffing angle of optical unit is adjusted automatically, guarantees the approach path angle of the light beam elevation angle aligning aerocraft of optical unit.
Angle detecting unit can utilize micro mechanical sensor to realize, described micro mechanical sensor is packaged IC chip, inside is provided with miniature H-girder, when the position angle of micro mechanical sensor changes, the position gravitate of this H-girder, also the inside with respect to micro mechanical sensor is subjected to displacement or deflection, causes thus the output analog voltage of gravity sensing device subsidiary in micro mechanical sensor to change.By the AD converter being connected with micro mechanical sensor, the analog voltage signal detecting is converted into digital signal, by bus transfer, arrives control tower monitor.
Because the gravity sensing device temperature influence in micro mechanical sensor is larger, the analog voltage signal of output can vary with temperature, therefore the preferred temperature sensor that adopts is connected with micro mechanical sensor, utilize the temperature sensor signal of temperature sensor to carry out temperature correction to the output analog voltage of micro mechanical sensor, to improve induction precision.
Described angular adjustment apparatus can be by the swivel bearing being connected between described optical unit front end below and described angular adjustment platform, and the linear actuator that is connected to below, described optical unit rear end forms, the swivel bearing that is wherein positioned at optical unit front end below can freely be adjusted the luffing angle of optical unit front portion within the specific limits, and the linear actuator that is positioned at optical unit rear is for adjusting the height of described optical unit rear end, by adjusting the height at optical unit rear portion, regulate the luffing angle of optical unit, thereby regulate the irradiating angle of light.
Linear actuator is flexibly connected by adaptor union 6 with below, optical unit rear end, adopt adaptor union can make linear actuator be limited on the service direction of linear actuator the change in displacement of optical unit, make optical unit rear end at approximately perpendicular direction adjustment height and unlikely crooked.
Linear actuator can be mounted in the ball-screw 7 of optical unit and angular adjustment platform rear, and ball-screw has the good gap measure that disappears, the repeatable accuracy while guaranteeing to regulate.In general, although various dissimilar aircraft admission angles are different, limited amount, so need the angle of adjusting identical with certain adjusting angle before under the most applicable cases of the utility model, therefore guarantee failure-free repeatable accuracy, to thering is vital function in actual use procedure.
Go out as shown in Figure 1 specific embodiment of heterogenous precise sea-way entering indicating device described in the utility model, optical unit is arranged on angular adjustment platform, and angular adjustment platform is fixed on airport ground by strut bar.Optical unit irradiates along runway heading from certain angle, for takeoff and landing provide optical reference signal.Optical unit 1 adopts 105W/6.6A energy-saving cold reflector bulb, and bitoric lens is eliminated spherical aberration effectively, good optical property.Angle detecting unit is arranged on the below of optical unit, installation direction is axially consistent with optical unit, angular adjustment apparatus is by the swivel bearing being connected between described optical unit front end below and described angular adjustment platform, and is connected to below, described optical unit rear end and through the high precision precision ball screw composition of angular adjustment platform.Swivel bearing is comprised of rotating shaft 3 and the bearing seat 4 being arranged on angular adjustment platform.Can adopt servomotor to drive ball-screw 7.Servomotor can connect a reductor 8, and the effect of reductor 8 is the inertia motion while significantly slowing down servomotor shutdown, minimum on the impact of ball-screw while making servomotor brake, guarantees the adjustment precision of ball-screw.For better controlling the running of servomotor, can on servomotor, connect a coder, the operating speed of servomotor and time of run are monitored, improve the adjustment precision of linear actuator to optical unit.In control box 11, there is control circuit board, for described heterogenous precise sea-way entering indicating device being carried out to power management and signal, process.
Adopt heterogenous precise sea-way entering indicating device described in the utility model, adopt control tower to concentrate receiving angle information and concentrate and send angular adjustment information each navigation channel indicating device is carried out to angular adjustment, only with a set of heterogenous precise sea-way entering indicating device, can realize an airport difference and enter the nearly gradient of entering of the different type of machines of nearly curve and indicate; Adopt intelligentized regulative mode to overcome in the past the manual shift time long, the defect of low precision, has improved the overall support capability on airport, has guaranteed flight quality and the flight safety of aircraft.
The software module that the method that in the utility model, the disclosed embodiments are described or the step of algorithm can directly use hardware, treater to carry out, or the combination of the two is implemented.Software module can be placed in the storage medium of any other form known in random access memory (RAM), internal memory, read-only memory (ROM) (ROM), electrically programmable ROM, electrically erasable ROM, register, hard disk, moveable magnetic disc, CD-ROM or technical field.
Previously described is each preferred embodiment of the present utility model, preferred implementation in each preferred embodiment is if not obviously contradictory or take a certain preferred implementation as prerequisite, each preferred implementation arbitrarily stack combinations is used, design parameter in described embodiment and embodiment is only the utility model proof procedure for clear statement utility model contriver, not in order to limit scope of patent protection of the present utility model, scope of patent protection of the present utility model is still as the criterion with its claims, the equivalent structure that every utilization specification sheets of the present utility model and accompanying drawing content are done changes, in like manner all should be included in protection domain of the present utility model.
Claims (9)
1. heterogenous precise sea-way entering indicating device, comprise optical unit (1), angular adjustment platform (5) and strut bar (10), it is characterized in that, also comprise the angle detecting unit of laying angle for detection of optical unit, and for regulating the angular adjustment apparatus of optical unit luffing angle; Described angle detecting unit (2) and angular adjustment apparatus all comprise data-interface.
2. heterogenous precise sea-way entering indicating device as claimed in claim 1, is characterized in that, it is 0-8 degree that described optical unit relative angle regulates the elevation angle setting range of platform.
3. heterogenous precise sea-way entering indicating device as claimed in claim 1, is characterized in that, described angle detecting unit comprises micro mechanical sensor, the AD converter being connected with micro mechanical sensor and temperature sensor.
4. heterogenous precise sea-way entering indicating device as claimed in claim 1, it is characterized in that, described angular adjustment apparatus comprises the swivel bearing being connected between described optical unit front end below and described angular adjustment platform, and the linear actuator that is connected to below, described optical unit rear end, described linear actuator is for adjusting the height of described optical unit rear end.
5. heterogenous precise sea-way entering indicating device as claimed in claim 4, is characterized in that, described linear actuator is flexibly connected by adaptor union (6) with below, optical unit (1) rear end.
6. heterogenous precise sea-way entering indicating device as claimed in claim 4, is characterized in that, described linear actuator is ball-screw (7).
7. heterogenous precise sea-way entering indicating device as claimed in claim 6, is characterized in that, described linear actuator also comprises the servomotor (9) for driving ball-screw.
8. heterogenous precise sea-way entering indicating device as claimed in claim 7, is characterized in that, described linear actuator also comprises the reductor (8) being connected with servomotor (9).
9. heterogenous precise sea-way entering indicating device as claimed in claim 7, is characterized in that, described linear actuator also comprises the coder being connected with servomotor (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320426570.8U CN203410628U (en) | 2013-07-18 | 2013-07-18 | Multi-aircraft-type precision approach path indicator |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320426570.8U CN203410628U (en) | 2013-07-18 | 2013-07-18 | Multi-aircraft-type precision approach path indicator |
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| CN203410628U true CN203410628U (en) | 2014-01-29 |
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| CN201320426570.8U Expired - Lifetime CN203410628U (en) | 2013-07-18 | 2013-07-18 | Multi-aircraft-type precision approach path indicator |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110949686A (en) * | 2019-12-19 | 2020-04-03 | 海丰通航科技有限公司 | Portable self-stabilizing slope indicator, elevation angle adjusting method and application thereof |
-
2013
- 2013-07-18 CN CN201320426570.8U patent/CN203410628U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110949686A (en) * | 2019-12-19 | 2020-04-03 | 海丰通航科技有限公司 | Portable self-stabilizing slope indicator, elevation angle adjusting method and application thereof |
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| CX01 | Expiry of patent term |
Granted publication date: 20140129 |