CN206269827U - A kind of pathfinder tester - Google Patents
A kind of pathfinder tester Download PDFInfo
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- CN206269827U CN206269827U CN201621346712.XU CN201621346712U CN206269827U CN 206269827 U CN206269827 U CN 206269827U CN 201621346712 U CN201621346712 U CN 201621346712U CN 206269827 U CN206269827 U CN 206269827U
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- pathfinder
- course
- angle
- motor
- setting apparatus
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Abstract
The utility model is related to a kind of pathfinder tester, including：Controller, deviation signal power amplifier, course angle setting apparatus, wireless electric angle setting apparatus and drift angle setting apparatus, wherein, the input of the controller respectively with the course angle setting apparatus, wireless electric angle setting apparatus and drift angle setting apparatus, and the connection of the course angle synchronous receiver of pathfinder, wireless electric angle synchronous receiver and drift angle synchronous receiver；First output end of the controller is connected with the input of the deviation signal power amplifier, and the input of the output end of the deviation signal power amplifier respectively with the course motor-drive circuit, radio motor-drive circuit and drift angle motor-drive circuit of pathfinder is connected.By the technical solution of the utility model, the artificial participation process of pathfinder performance test in the prior art can be reduced.
Description
Technical field
The utility model is related to pathfinder automatization testing technique field, and in particular to a kind of pathfinder test
Instrument.
Background technology
Referring to accompanying drawing 1, there is the servo-actuated finger of course angle, wireless electric angle, three independent servos of drift angle inside pathfinder
Show system.B1 selsyn transformers stator receives course signal, and its rotor output imbalance (differential seat angle) signal, amplified device amplifies
After give " course " motor M1, M1 axle and rotate and drive course dial and B1 rotors to rotate through slowing down, course dial indicates boat
To angle, while the error angle of B1 rotor rotation compensations, makes the system be in correlated state.
B4 selsyn transformers stator receives the radio angle signal that telecompass is sent, its rotor output imbalance (angle
Degree is poor) signal, the rotation of " radio " motor M2, M2 axle is given after amplified device amplification and drives radio pointer and B4 to turn through slowing down
Son is rotated, and radio pointer indicates wireless electric angle, while the error angle of B4 rotor rotation compensations, makes the system be in correlated state.
B7 selsyn transformers stator receives the bias current angle signal of 5 times of the corner amplification that Doppler radar is sent, its rotor
Output imbalance (differential seat angle) signal, amplified device gives the rotation of " drift angle " motor M3, M3 axle and drives bias current through slowing down after amplifying
Angle pointer and B7 rotors are rotated, drift angle pointer indicates drift angle, while the error angle of B7 rotor rotation compensations, is in system
Correlated state.
B8 rotary transformers stator receives course signal, the artificial given Pre-select Heading angle position of mechanical axis input of rotor
Put, rotor coil output receives and becomes direct current signal after demodulating and give boat with given difference signal, the demodulated device of this signal
Road deviation bar galvanometer, indicates navigation channel deviation.
In the prior art, the performance test to pathfinder is also limited to pure manual testing, is tieed up according to pathfinder
The content recorded on handguard volume, performance test is carried out to pathfinder, and testing procedure is cumbersome, and labour intensity is big, due to people
For participation process is more, cause test result not accurate.
Utility model content
In view of this, the purpose of this utility model is to overcome the deficiencies in the prior art, there is provided a kind of pathfinder is surveyed
Examination instrument, to reduce the artificial participation process of pathfinder performance test in the prior art.
To realize object above, the utility model is adopted the following technical scheme that：
A kind of pathfinder tester, including：It is controller, deviation signal power amplifier, course angle setting apparatus, wireless
Electric angle setting apparatus and drift angle setting apparatus, wherein,
The input of the controller sets with the course angle setting apparatus, wireless electric angle setting apparatus and drift angle respectively
Device, and the connection of the course angle synchronous receiver of pathfinder, wireless electric angle synchronous receiver and drift angle synchronous receiver；Institute
The first output end for stating controller is connected with the input of the deviation signal power amplifier, the deviation signal power amplification
The output end of device course motor-drive circuit respectively with pathfinder, radio motor-drive circuit and drift angle motor drive
The input connection of dynamic circuit.
Preferably, the pathfinder tester, also including voltage conversion circuit, the voltage conversion circuit is used for will
The external AC of 115V, 400Hz is converted to 26V or 36V direct currents, supplies the course angle setting apparatus, the setting of wireless electric angle
Device and drift angle setting apparatus, angle is synthesized as the course angle setting apparatus, wireless electric angle setting apparatus and drift angle setting apparatus
The split-phase position base reference signal of signal.
Preferably, course motor-drive circuit of the output end of the voltage conversion circuit also with pathfinder, wireless
The input connection of electric motor-drive circuit and drift angle motor-drive circuit, as the course motor-drive circuit, nothing
The fixed phase power supply that line electricity motor-drive circuit and drift angle motor-drive circuit are synchronously received.
Preferably, the pathfinder tester, also including 28V dc sources, it is institute that the 28V dc sources are used for
State controller and deviation signal power amplifier is powered.
Preferably, course motor-drive circuit, radio motor driving of the 28V dc sources also with pathfinder
Circuit and drift angle motor-drive circuit feeder ear are connected.
Preferably, the 28V dc sources are also connected with the illuminating lamp feeder ear of pathfinder.
Preferably, the angle value that the course angle setting apparatus can set includes：0°、30°、60°、90°、120°、150°、
180 °, 210 °, 240 °, 270 °, 300 °, 330 ° or 0 °, 45 °, 90 °, 135 °, 180 °, 225 °, 270 °, 315 °.
Preferably, the wireless electric angle setting apparatus are identical with the structure of drift angle setting apparatus, and the angle value that can be set includes：
0°、30°、60°、90°、120°、150°、180°、210°、240°、270°、300°、330°。
Preferably, the deviation signal power amplifier by three groups of amplifier stage joint groups of same specification independence into each
The amplifier of cascade is made up of three transistor couplings.
Preferably, measurement control tie point is provided with the pathfinder, the pathfinder tester passes through
The measurement control tie point is connected with the pathfinder, to realize the test to the pathfinder.
The utility model uses above technical scheme, at least possesses following beneficial effect：
As shown from the above technical solution, this pathfinder tester that the utility model is provided, can be by course
Angle setting apparatus, wireless electric angle setting apparatus and drift angle setting apparatus difference set course angle, wireless electric angle and drift angle, controller will
The course angle of setting, wireless electric angle and drift angle course angle respectively with pathfinder actual displayed, wireless electric angle and bias current
Angle carries out mathematic interpolation, generation course heading deviation signal, radio perspective deviation signal and drift angle angular deviation signal, angle
After degree deviation signal feeding deviation signal power amplifier carries out power amplification, export respectively to the course motor of pathfinder
Drive circuit, radio motor-drive circuit and drift angle motor-drive circuit, to observe course motor, the nothing of pathfinder
Whether line electricity motor and drift angle motor can respectively drive course dial, radio pointer and drift angle indicators turn to setting
Determine angle position, if so, then explanation is test for pathfinder normal work, stable performance otherwise, illustrates to be test for boat
To indicator cisco unity malfunction, it is necessary to be repaired.Compared to existing technology, this pathfinder that the utility model is provided
Tester, can reduce the artificial participation process of pathfinder performance test, simplify testing procedure, improve test accuracy.
Brief description of the drawings
In order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art, below will be to embodiment
Or the accompanying drawing to be used needed for description of the prior art is briefly described, it should be apparent that, drawings in the following description are only
It is some embodiments of the present utility model, for those of ordinary skill in the art, is not paying the premise of creative work
Under, other accompanying drawings can also be obtained according to these accompanying drawings.
The schematic block diagram of the pathfinder that Fig. 1 is provided for the utility model background technology；
The schematic block diagram of the pathfinder tester that Fig. 2 is provided for the embodiment of the utility model one.
Specific embodiment
To make the purpose of this utility model, technical scheme and advantage clearer, below will be to technology of the present utility model
Scheme is described in detail.Obviously, described embodiment is only a part of embodiment of the utility model, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not before creative work is made
Resulting all other implementation method is put, the scope that the utility model is protected is belonged to.
Below by drawings and Examples, the technical solution of the utility model is described in further detail.
Referring to a kind of pathfinder tester that Fig. 2, the embodiment of the utility model one are provided, including：Controller 1, partially
Difference signal power amplifier 2, course angle setting apparatus 3, wireless electric angle setting apparatus 4 and drift angle setting apparatus 5, wherein,
The input of the controller 1 sets with the course angle setting apparatus 3, wireless electric angle setting apparatus 4 and drift angle respectively
Determine device 5, and the course angle synchronous receiver of pathfinder 6, wireless electric angle synchronous receiver and drift angle synchronous receiver connect
Connect；First output end of the controller 1 is connected with the input of the deviation signal power amplifier 2, the deviation signal
The output end of power amplifier 2 course motor-drive circuit respectively with pathfinder 6, radio motor-drive circuit and partially
Flow the input connection of angle motor-drive circuit.
It should be noted that synchronous receiver is used for continuous tracking selsyn/signals of rotating transformer, and convert thereof into 0
~360 ° of angle signal, is widely used in angle, the isoparametric measure in position in industry and military field.
As shown from the above technical solution, this pathfinder tester that the utility model is provided, can be by course
Angle setting apparatus, wireless electric angle setting apparatus and drift angle setting apparatus difference set course angle, wireless electric angle and drift angle, controller will
The course angle of setting, wireless electric angle and drift angle course angle respectively with pathfinder actual displayed, wireless electric angle and bias current
Angle carries out mathematic interpolation, generation course heading deviation signal, radio perspective deviation signal and drift angle angular deviation signal, angle
After degree deviation signal feeding deviation signal power amplifier carries out power amplification, export respectively to the course motor of pathfinder
Drive circuit, radio motor-drive circuit and drift angle motor-drive circuit, to observe course motor, the nothing of pathfinder
Whether line electricity motor and drift angle motor can respectively drive course dial, radio pointer and drift angle indicators turn to setting
Determine angle position, if so, then explanation is test for pathfinder normal work, stable performance otherwise, illustrates to be test for boat
To indicator cisco unity malfunction, it is necessary to be repaired.Compared to existing technology, this pathfinder that the utility model is provided
Tester, can reduce the artificial participation process of pathfinder performance test, simplify testing procedure, improve test accuracy.
Preferably, the pathfinder tester, also including voltage conversion circuit 7, the voltage conversion circuit 7 is used for
The external AC of 115V, 400Hz is converted into 26V or 36V direct currents, the course angle setting apparatus 3, wireless electric angle is supplied and is set
Determine device 4 and drift angle setting apparatus 5, closed as the course angle setting apparatus 3, wireless electric angle setting apparatus 4 and drift angle setting apparatus 5
The split-phase position base reference signal of angled signal.
Preferably, the output end of the voltage conversion circuit 7 also with course motor-drive circuit, the nothing of pathfinder 6
Line electricity motor-drive circuit and drift angle motor-drive circuit input connection, as the course motor-drive circuit,
The fixed phase power supply that radio motor-drive circuit and drift angle motor-drive circuit are synchronously received.
Preferably, the pathfinder tester, also including 28V dc sources, it is institute that the 28V dc sources are used for
State controller 1 and deviation signal power amplifier 2 is powered.
Preferably, course motor-drive circuit, radio motor drive of the 28V dc sources also with pathfinder 6
Dynamic circuit and the connection of drift angle motor-drive circuit feeder ear.
Preferably, the 28V dc sources are also connected with the illuminating lamp feeder ear of pathfinder 6.
It is understood that pathfinder tester and pathfinder are powered with power supply, it is possible to achieve refer in course
In the case of showing that device does not access installation circuit, can also performance test be carried out to it.
Preferably, the angle value that the course angle setting apparatus can set includes：0°、30°、60°、90°、120°、150°、
180 °, 210 °, 240 °, 270 °, 300 °, 330 ° or 0 °, 45 °, 90 °, 135 °, 180 °, 225 °, 270 °, 315 °.
Preferably, the wireless electric angle setting apparatus are identical with the structure of drift angle setting apparatus, and the angle value that can be set includes：
0°、30°、60°、90°、120°、150°、180°、210°、240°、270°、300°、330°。
Preferably, the deviation signal power amplifier by three groups of amplifier stage joint groups of same specification independence into each
The amplifier of cascade is made up of three transistor couplings.
Preferably, measurement control tie point is provided with the pathfinder, the pathfinder tester passes through
The measurement control tie point is connected with the pathfinder, to realize the test to the pathfinder.
It should be noted that bar and downslide alarm flag are deviateed in the navigation channel of pathfinder, and whether normal work is by such as lower section
Method is tested：
Deviate bar in navigation channel：It is magneto-electric galvanometer pointer, receives the current signal of microampere order, navigation channel is deviateed bar and move.
As incoming electric current ± 160uA, bar or so 2 round dots of skew are deviateed in navigation channel.Measuring method is：Ammeter is put into 200uA grades to connect
Enter ' deviateing bar current measurement hole in navigation channel ', adjust current adjusting knob W1, deviation point position and the current value of bar are deviateed in observation navigation channel
Whether meet the requirements.
Downslide alarm flag：It is electromagnetic type coil, receives the current signal of milliampere level, moves alarm flagpole.When input
When electric current is close to 0.4mA, alarm flagpole withdraws.Measuring method is：Ammeter is put into 2mA grades of access, and ' the alarm flag electric current that glides is surveyed
Metering-orifice ', current adjusting knob W2 is adjusted, withdrawing position to alarm flag stops regulation W2, and whether observation current value meets the requirements.
The above, specific embodiment only of the present utility model, but protection domain of the present utility model do not limit to
In this, any one skilled in the art can readily occur in change in the technical scope that the utility model is disclosed
Or replace, should all cover within protection domain of the present utility model.Therefore, protection domain of the present utility model should be with the power
The protection domain that profit is required is defined.Term " first ", " second " are only used for describing purpose, and it is not intended that indicating or implying phase
To importance.Term " multiple " refers to two or more, unless otherwise clearly restriction.
Claims (10)
1. a kind of pathfinder tester, it is characterised in that including：Controller, deviation signal power amplifier, course angle set
Determine device, wireless electric angle setting apparatus and drift angle setting apparatus, wherein,
The input of the controller respectively with the course angle setting apparatus, wireless electric angle setting apparatus and drift angle setting apparatus, and
The connection of the course angle synchronous receiver of pathfinder, wireless electric angle synchronous receiver and drift angle synchronous receiver；The control
First output end of device processed is connected with the input of the deviation signal power amplifier, the deviation signal power amplifier
Output end course motor-drive circuit respectively with pathfinder, radio motor-drive circuit and drift angle motor drive electricity
The input connection on road.
2. pathfinder tester according to claim 1, it is characterised in that described also including voltage conversion circuit
Voltage conversion circuit is used to for the external AC of 115V, 400Hz to be converted to 26V or 36V direct currents, supplies the course angle and sets
Device, wireless electric angle setting apparatus and drift angle setting apparatus are determined, as the course angle setting apparatus, wireless electric angle setting apparatus and bias current
The split-phase position base reference signal of angle setting apparatus synthesis angle signal.
3. pathfinder tester according to claim 2, it is characterised in that the output end of the voltage conversion circuit
Also with the input of the course motor-drive circuit, radio motor-drive circuit and drift angle motor-drive circuit of pathfinder
End connection, as the course motor-drive circuit, radio motor-drive circuit and drift angle motor-drive circuit synchronization
The fixed phase power supply of reception.
4. pathfinder tester according to claim 1, it is characterised in that described also including 28V dc sources
28V dc sources are used to be that the controller and deviation signal power amplifier are powered.
5. pathfinder tester according to claim 4, it is characterised in that the 28V dc sources also with course
The connection of the course motor-drive circuit of indicator, radio motor-drive circuit and drift angle motor-drive circuit feeder ear.
6. pathfinder tester according to claim 4, it is characterised in that the 28V dc sources also with course
The illuminating lamp feeder ear connection of indicator.
7. the pathfinder tester according to any one of claim 1~6, it is characterised in that the course angle setting
The angle value that device can set includes：0 °, 30 °, 60 °, 90 °, 120 °, 150 °, 180 °, 210 °, 240 °, 270 °, 300 °, 330 ° or
0°、45°、90°、135°、180°、225°、270°、315°。
8. the pathfinder tester according to any one of claim 1~6, it is characterised in that the wireless electric angle sets
Determine that device is identical with the structure of drift angle setting apparatus, the angle value that can be set includes：0°、30°、60°、90°、120°、150°、
180°、210°、240°、270°、300°、330°。
9. the pathfinder tester according to any one of claim 1~6, it is characterised in that the deviation signal work(
Rate amplifier is by three groups of amplifier stage joint groups of same specification independence into the amplifier of each cascade is by three transistor coupling systems
Into.
10. the pathfinder tester according to any one of claim 1~6, it is characterised in that the pathfinder
On be provided with measurement control tie point, the pathfinder tester by it is described measurement control tie point refer to the course
Show that device is connected, to realize the test to the pathfinder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621346712.XU CN206269827U (en) | 2016-12-08 | 2016-12-08 | A kind of pathfinder tester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621346712.XU CN206269827U (en) | 2016-12-08 | 2016-12-08 | A kind of pathfinder tester |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206269827U true CN206269827U (en) | 2017-06-20 |
Family
ID=59043818
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621346712.XU Active CN206269827U (en) | 2016-12-08 | 2016-12-08 | A kind of pathfinder tester |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206269827U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115248000A (en) * | 2022-01-10 | 2022-10-28 | 聊城大学 | Device and method for measuring steering angles and offset angles on two sides of front wheel of vehicle and vehicle |
-
2016
- 2016-12-08 CN CN201621346712.XU patent/CN206269827U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115248000A (en) * | 2022-01-10 | 2022-10-28 | 聊城大学 | Device and method for measuring steering angles and offset angles on two sides of front wheel of vehicle and vehicle |
| CN115248000B (en) * | 2022-01-10 | 2023-07-07 | 聊城大学 | Device and method for measuring steering angle and misalignment angle of two sides of front wheel of vehicle and vehicle |
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