CN208021779U - Propeller governor test device - Google Patents
Propeller governor test device Download PDFInfo
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- CN208021779U CN208021779U CN201820357840.7U CN201820357840U CN208021779U CN 208021779 U CN208021779 U CN 208021779U CN 201820357840 U CN201820357840 U CN 201820357840U CN 208021779 U CN208021779 U CN 208021779U
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- governor
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- fuel tank
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Abstract
Propeller governor test device belongs to propeller governor detection technique field more particularly to a kind of propeller governor test device.The utility model provides a kind of easy to operate propeller governor test device.The utility model includes the motor that rotating speed is provided to be tested governor, adjusts the output rotating speed of motor variable-frequency governor, the display revolution counter of motor speed, oil pump, driving motor, fuel tank, the input interface for being connect with tested governor oil inlet, the output interface for being connect with tested governor oil outlet and the permeability interface for being connect with tested governor oil seepage port that driving is provided for oil pump.
Description
Technical field
The utility model belongs to propeller governor detection technique field more particularly to a kind of propeller governor test dress
It sets.
Background technology
With the development that grows stronger day by day of domestic General Aviation industry, General Aviation industry plays economic development and transition and upgrade
Increasing impetus.In navigation industry, propeller aeroplane still occupies an important position.Make in most of General Aviation
The common feature of aircraft is that aircraft weight and size are little, flying speed is smaller and height is relatively low, it is desirable that is had good low
Speed and takeoff and landing performance.Propeller aeroplane can preferably adapt to these requirements.In propeller aeroplane, propeller governor occupies
Critical role, it adjusts the speed of aircraft engine by constantly changing the pitch of propeller, to adapt to the torque of engine
With the variation of flying speed.But for the test of propeller governor performance, being always one has problem to be solved.Cause
This, the design of propeller governor testboard is particularly important.
Invention content
The utility model provides a kind of comprehensive propeller governor test device of test aiming at the above problem.
To achieve the above object, the utility model adopts the following technical solution, and the utility model includes for tested governor
Revolution counter, the oil of the motor of rotating speed, the variable-frequency governor for the output rotating speed for adjusting motor, display motor speed are provided
Pump, the driving motor that driving is provided for oil pump, fuel tank, the input interface for connect with tested governor oil inlet, be used for
The output interface of tested governor oil outlet connection and the permeability interface for being connect with tested governor oil seepage port；
The import of oil pump is connected with the outlet of fuel tank, and the outlet of oil pump passes sequentially through pressure regulator valve, flow-limiting valve and input interface
It is connected, output interface passes sequentially through ball valve, servo valve, flowmeter and is connected with the first oil return opening of fuel tank；
Current limliting valve outlet is connected with input pressure table, and ball valve import is connected with the first servo pressure table, and servo valve outlet connects
It is connected to the second servo pressure table；
Permeability interface is connected with the first interface of two-position three way magnetic valve, the second interface and fuel tank of two-position three way magnetic valve
The second oil return opening be connected, the third interface of two-position three way magnetic valve is connected with mouth is leaked；
Fuel tank heating apparatus and tank temperature table are connected on fuel tank.
As a preferred embodiment, motor power input terminal described in the utility model passes sequentially through contactor KM1 master and touches
Point switch, first switch are connected with U, V, W phase of power grid, and the U phases of power grid are switched and contactor KM1 by the U phases of first switch
Coil one end be connected, the contactor KM1 coils other end respectively with the one end starting switch SB1, contactor KM1 auxiliary contact switch one
End be connected, the contactor KM1 auxiliary contact switch other end respectively with the starting switch SB1 other ends, the one end shutdown switch SB2 phase
Even, the shutdown switch SB2 other ends are connected with the N phases of power grid；
Driving motor power input passes sequentially through U, V, W phase of contactor KM2 main contacts switch, second switch and power grid
It is connected, the V phases of power grid are switched by the V phases of second switch to be connected with contactor KM2 coils one end, and contactor KM2 coils are another
End is connected with the one end starting switch SB3, contactor KM2 auxiliary contact switch one end respectively, and contactor KM2 auxiliary contact switch is another
One end is connected with the starting switch SB3 other ends, the one end shutdown switch SB4 respectively, the N phases of the shutdown switch SB4 other ends and power grid
It is connected.
As another preferred embodiment, the control terminal of two-position three way magnetic valve described in the utility model passes through contactor KM3
Main contacts switch is connected with W, N phase of power grid, and the W phases of power grid pass sequentially through contactor KM3 coils, starting switch SB5 and power grid
N phases be connected；
The power end of fuel tank heating apparatus is switched by contactor KM4 main contacts to be connected with W, N phase of power grid, the W of power grid
Mutually pass sequentially through contactor KM4 coils, starting switch SB6 is connected with the N phases of power grid.
As another preferred embodiment, fuel tank heating apparatus described in the utility model uses heater.
As another preferred embodiment, contactor KM3 main contacts described in the utility model switch missed electric net all the way with
The control terminal of timer is connected.
As another preferred embodiment, contactor KM1 auxiliary contact described in the utility model are connected with motor indicator light,
Contactor KM2 auxiliary contact are connected with driving motor indicator light, and contactor KM3 auxiliary contact are connected with solenoid valve indicator light, connect
Tentaculum KM4 auxiliary contact are connected with heating indicator light.
As another preferred embodiment, the utility model further includes that big narrow spacing point executes test circuit, and big narrow spacing point executes
Test circuit includes first switch, second switch, third switch, the 4th switch and the tested governor of reception away from a position feedback
The feedback interface of signal, first switch one end respectively with the negative terminals of the direct current generator of tested governor, the 4th switch one
End be connected, the first switch other end switchs one end with third respectively, -24V power ends are connected, second switch one end respectively be tested
Positive terminal, the third switch other end of the direct current generator of governor are connected, and the second switch other end is switched with the 4th respectively
The other end ,+24V power ends are connected；
Feedback interface is connected with the one end resistance R3, the one end resistance R8, the one end resistance R13 respectively, the resistance R3 other ends with
13 feet of LM324 chips are connected, 12 feet of LM324 chips by resistance R4 respectively with the one end rheostat W1, the one end resistance R2, electricity
Hinder another termination+24V power ends of R2, rheostat W1 other ends ground connection, 14 feet of LM324 chips respectively with the one end resistance R5, electricity
It hinders the one end R6 to be connected, resistance R5 other ends ground connection, the resistance R6 other ends are grounded by green light；
The resistance R8 other ends are connected with 2 feet of LM324 chips, 3 feet of LM324 chips by resistance R9 respectively with rheostat
The one end W2, the one end resistance R7, another termination+24V power ends of resistance R7, rheostat W2 other ends ground connection, 1 foot of LM324 chips
It is connected respectively with the one end resistance R10, the one end resistance R11, resistance R10 other ends ground connection, the resistance R11 other ends are connect by red light
Ground；
The resistance R13 other ends are connected with 9 feet of LM324 chips, 10 feet of LM324 chips by resistance R14 respectively with change
Hinder the one end device W3, the one end resistance R12, another termination+24V power ends of resistance R12, rheostat W3 other ends ground connection, LM324 chips
8 feet be connected respectively with the one end resistance R15, the one end resistance R16, resistance R15 other ends ground connection, the resistance R16 other ends pass through Huang
Lamp is grounded.
As another preferred embodiment, motor indicator light described in the utility model, driving motor indicator light, solenoid valve refer to
Show lamp, heating indicator light, starting switch SB1, shutdown switch SB2, starting switch SB3, shutdown switch SB4, starting switch SB5,
Starting switch SB6, the controller of variable-frequency governor, revolution counter, tank temperature table, the first servo pressure table, the second servo pressure
Table, the control terminal of ball valve, the control terminal of servo valve, flowmeter, the control terminal of pressure regulator valve, the control terminal of flow-limiting valve, counter
Reseting controling end, first switch, second switch, third switch, the 4th switch, the control terminal of solenoid valve, green light, red light, amber light,
Leakage mouth is arranged on the panel of testboard.
Secondly, the flange being connect with tested governor is provided on panel described in the utility model.
In addition, being provided with connection socket corresponding with tested governor socket on panel described in the utility model, connect
Socket executes test circuit with big narrow spacing point and is connected.
The utility model advantageous effect.
The utility model can refer to the registration that instrument is shown to adjust for the parameter value of oil-feed pump and motor to regulation model
In enclosing.
The utility model servo valve can control servo pressure according to the vision-control of servo pressure table, pass through flowmeter
It shows registration, the performance of governor can be tested.
The utility model variable-frequency governor can be such that tested governor is tested for the property under different rotating speeds.
The utility model driving motor allows oil pump pump oil from fuel tank.
The utility model fuel tank heating apparatus heats for fuel tank, to reach the temperature condition of test request.
The utility model can test the releasing stress of tested governor, the performance of governor pump, governor internal leak.
The utility model test is comprehensive.
The propeller governor piece number that the utility model is especially suitable for detection is respectively P-850- () series, P-853- ()
Series, P-877-4-16（Electric-controlled type）,P-878-55ACF（Electric-controlled type）,P-887-50（Electric-controlled type）,P-887-50K（It is automatically controlled
Formula）.
Description of the drawings
The utility model is described further with reference to the accompanying drawings and detailed description.Scope of protection of the utility model
It is not only limited to the statement of the following contents.
Fig. 1 is the fundamental diagram of the utility model.
Fig. 2 is the circuit interconnect pattern of the utility model.
Fig. 3 is the electrical schematic diagram of the utility model.
Fig. 4 is the panel installation diagram of the utility model.
Fig. 5 is the utility model away from a test circuit figure.
Fig. 6 is the internal circuit diagram that the utility model is tested governor.
In figure, 1 it is motor, 2 is variable-frequency governor, 3 is revolution counter, 4 is driving motor, 5 is oil pump, 6 is fuel tank, 7
It is tank temperature table for fuel tank heating apparatus, 8,9 be leakage mouth, 10 be two-position three way magnetic valve, 11 be pressure regulator valve, 12 is current limliting
Valve, 13 be input pressure table, 14 be the first servo pressure table, 15 be ball valve, 16 be the second servo pressure table, 17 be servo valve,
18 it is flowmeter, 19 is that big narrow spacing point executes test circuit, 20 is flange.
Specific implementation mode
As shown, the utility model includes the motor for providing rotating speed to be tested governor, adjusts the output of motor
The variable-frequency governor of rotating speed, the revolution counter for showing motor speed, oil pump, the driving motor, fuel tank, use that driving is provided for oil pump
In the input interface being connect with tested governor oil inlet, the output interface for being connect with tested governor oil outlet and it is used for
The permeability interface being connect with tested governor oil seepage port；
The import of oil pump is connected with the outlet of fuel tank, and the outlet of oil pump passes sequentially through pressure regulator valve, flow-limiting valve and input interface
It is connected, output interface passes sequentially through ball valve, servo valve, flowmeter and is connected with the first oil return opening of fuel tank；
Current limliting valve outlet is connected with input pressure table, and ball valve import is connected with the first servo pressure table, and servo valve outlet connects
It is connected to the second servo pressure table；
Permeability interface is connected with the first interface of two-position three way magnetic valve, the second interface and fuel tank of two-position three way magnetic valve
The second oil return opening be connected, the third interface of two-position three way magnetic valve is connected with mouth is leaked；
Fuel tank heating apparatus and tank temperature table are connected on fuel tank.
The motor power input terminal pass sequentially through contactor KM1 main contacts switch, first switch and power grid U, V, W
It is connected, the U phases of power grid are switched by the U phases of first switch to be connected with contactor KM1 coils one end, and contactor KM1 coils are another
One end is connected with the one end starting switch SB1, contactor KM1 auxiliary contact switch one end respectively, contactor KM1 auxiliary contact switch
The other end is connected with the starting switch SB1 other ends, the one end shutdown switch SB2 respectively, the N of the shutdown switch SB2 other ends and power grid
It is connected；
Driving motor power input passes sequentially through U, V, W phase of contactor KM2 main contacts switch, second switch and power grid
It is connected, the V phases of power grid are switched by the V phases of second switch to be connected with contactor KM2 coils one end, and contactor KM2 coils are another
End is connected with the one end starting switch SB3, contactor KM2 auxiliary contact switch one end respectively, and contactor KM2 auxiliary contact switch is another
One end is connected with the starting switch SB3 other ends, the one end shutdown switch SB4 respectively, the N phases of the shutdown switch SB4 other ends and power grid
It is connected.
The control terminal of the two-position three way magnetic valve is switched by contactor KM3 main contacts to be connected with W, N phase of power grid, electricity
The W phases of net pass sequentially through contactor KM3 coils, starting switch SB5 is connected with the N phases of power grid；
The power end of fuel tank heating apparatus is switched by contactor KM4 main contacts to be connected with W, N phase of power grid, the W of power grid
Mutually pass sequentially through contactor KM4 coils, starting switch SB6 is connected with the N phases of power grid.
The fuel tank heating apparatus uses heater.
The contactor KM3 main contacts switch missed electric net is connected with the control terminal of timer all the way.
The contactor KM1 auxiliary contact are connected with motor indicator light, and contactor KM2 auxiliary contact refer to driving motor
Show that lamp is connected, contactor KM3 auxiliary contact are connected with solenoid valve indicator light, contactor KM4 auxiliary contact and heating indicator light phase
Even.
The utility model further includes that big narrow spacing point executes test circuit, and big narrow spacing point executes test circuit and opened including first
Pass, second switch, third switch, the 4th switch and the feedback interface away from position feed back signal for receiving tested governor, the
One switch one end is connected with the negative terminals of the direct current generator of tested governor, the 4th switch one end respectively, and first switch is another
One end switchs one end with third respectively, -24V power ends are connected, second switch one end direct current generator with tested governor respectively
Positive terminal, third switch the other end be connected, the second switch other end respectively with the 4th switch the other end ,+24V power ends
It is connected；
Feedback interface is connected with the one end resistance R3, the one end resistance R8, the one end resistance R13 respectively, the resistance R3 other ends with
13 feet of LM324 chips are connected, 12 feet of LM324 chips by resistance R4 respectively with the one end rheostat W1, the one end resistance R2, electricity
Hinder another termination+24V power ends of R2, rheostat W1 other ends ground connection, 14 feet of LM324 chips respectively with the one end resistance R5, electricity
It hinders the one end R6 to be connected, resistance R5 other ends ground connection, the resistance R6 other ends are grounded by green light；
The resistance R8 other ends are connected with 2 feet of LM324 chips, 3 feet of LM324 chips by resistance R9 respectively with rheostat
The one end W2, the one end resistance R7, another termination+24V power ends of resistance R7, rheostat W2 other ends ground connection, 1 foot of LM324 chips
It is connected respectively with the one end resistance R10, the one end resistance R11, resistance R10 other ends ground connection, the resistance R11 other ends are connect by red light
Ground；
The resistance R13 other ends are connected with 9 feet of LM324 chips, 10 feet of LM324 chips by resistance R14 respectively with change
Hinder the one end device W3, the one end resistance R12, another termination+24V power ends of resistance R12, rheostat W3 other ends ground connection, LM324 chips
8 feet be connected respectively with the one end resistance R15, the one end resistance R16, resistance R15 other ends ground connection, the resistance R16 other ends pass through Huang
Lamp is grounded.
The motor indicator light, driving motor indicator light, solenoid valve indicator light, heating indicator light, starting switch SB1,
The control of shutdown switch SB2, starting switch SB3, shutdown switch SB4, starting switch SB5, starting switch SB6, variable-frequency governor
The control of device, revolution counter, tank temperature table, the first servo pressure table, the second servo pressure table, the control terminal of ball valve, servo valve
End, flowmeter, the control terminal of pressure regulator valve, the control terminal of flow-limiting valve, the reseting controling end of counter, first switch, second switch,
Third switch, the 4th switch, the control terminal of solenoid valve, green light, red light, amber light, leakage mouth are arranged on the panel of testboard.
Motor, oil pump, heating apparatus, leakage mouth etc. configure respective switch and indicator light all on panel；When motor,
When oil pump, heating apparatus, leak detection are started to work, corresponding indicator light can be bright；It is conveniently operated, high safety, greatly improves
Practicability.
The flange being connect with tested governor is provided on the panel.Governor can be directly fixedly installed to by flange
On panel, it is connected with motor.
Connection socket corresponding with tested governor socket is provided on the panel, connection socket is held with big narrow spacing point
Row test circuit is connected.
Illustrate the course of work of the utility model below in conjunction with the accompanying drawings.
By tested governor and flanged joint, the power intake phase of the power output end of motor and tested governor
Even, input interface is connected with tested governor oil inlet, and output interface is connected with tested governor oil outlet, permeability interface and with
Tested governor oil seepage port is connected.
Tested when releasing stress test of governor is being carried out, the pressure for the lubricating oil that oil pump pumps out passes through the pressure regulation on circuit
To required value, the pressure after adjusting can be shown on input pressure table for valve and current limliting valve regulation, this design ensure that lubricating oil supplies
The accuracy of pressure.The output rotating speed of motor is adjusted with variable-frequency governor to required value, ball valve and servo valve be all at this time simultaneously
It is closed；Permeability interface is connected to by two-position three way magnetic valve with the second oil return opening of fuel tank, obstructed with leakage mouth；Control
The control terminal of solenoid valve on panel processed makes permeability interface be connected with leakage mouth, obstructed with the second oil return opening of fuel tank；Until oozing
Leak has lubricating oil outflow, and the display numerical value of the first servo pressure table is to test releasing stress for governor at this time.This design is most
Limits ensure that the accuracy and reliability for testing the test result that governor releases stress.
When carrying out tested governor pump performance test, lubricating oil is heated to require temperature by fuel tank heating apparatus.It uses simultaneously
Variable-frequency governor adjusts the output rotating speed of motor to required value.Permeability interface is connected by two-position three way magnetic valve and leakage mouth
It is logical, it is obstructed with the second oil return opening of fuel tank；The control terminal of solenoid valve on control panel keeps permeability interface and leakage mouth obstructed,
It is connected with the second oil return opening of fuel tank；Open ball valve（Ball valve is for controlling whether tested governor pump performance test circuit connects
It is logical）, adjust servo valve（Servo valve is used to adjust the oil outlet pressure of tested governor）, when the number that the second servo pressure table is shown
When value is test request value, the registration of flowmeter is observed, this registration is to test the performance of governor pump.This design ensure that survey
Try the accuracy of the test result of governor pump performance.
When carrying out tested governor internal leak test, fuel tank heating apparatus is controlled first, lubricating oil is warmed to requirement temperature
Degree closes ball valve.Adjusting pressure regulator valve and flow-limiting valve makes the supply pressure of lubricating oil be specified value, adjusts variable-frequency governor to requirement
Maximum (top) speed；Permeability interface is connected to by two-position three way magnetic valve with the second oil return opening of fuel tank, obstructed with leakage mouth；Control plane
The control terminal of solenoid valve on plate makes permeability interface be connected with leakage mouth, obstructed with the second oil return opening of fuel tank；Timer
When, the flow for measuring leakage mouth in one minute is the leakage parameter for testing governor.
In the big narrow spacing point of tested governor executes test, because tested governor type has two kinds of electric-controlled type and control type
Form, the utility model include can meet simultaneously electric-controlled type and control type two types propeller governor away from a test electricity
Road.When it is electric-controlled type governor to test governor, the test switch in Fig. 4 is put into "lower" position（First switch, second open
It closes and closes, third switch, the 4th switch are opened）, as the direct current generator of Fig. 6, tested governor are entered positive electric signal, motor
It rotates forward, is tested.When tested governor reaches greatly away from a position, the max being tested in governor internal circuit in Fig. 5,6 is opened
Pass can be closed automatically, this signal signal can be input to red light by operational amplifier, and prompt reaches " most on Fig. 4 panels at this time
The red light of big stop " lights, then proves that governor can reach maximum away from a position, test terminates.It is identical to test narrow spacing point principle,
Test switch on panel is put into "upper" position（First switch, second are performed fighting switch, and third switch, the 4th switch are closed）,
Tested governor motor reversal, when tested governor reaches narrow spacing point, the min switches of tested governor internal circuit close automatically
It closes, the amber light on panel can light.Green light in Fig. 5 is test process lamp, when tested governor is not up to maximum or most narrow spacing
When point, green light is always on, and plays the role of showing test mode.It is this to design practicability, the side for substantially increasing test equipment
Just property can meet the test request of different types of propeller governor simultaneously.
It is understood that above with respect to the specific descriptions of the utility model, it is merely to illustrate the utility model and is not
It is limited to technical solution described in the utility model embodiment, it will be understood by those of ordinary skill in the art that, it still can be with
It modifies to the utility model or equivalent replacement, to reach identical technique effect；Needs are used as long as meeting, all in this reality
Within novel protection domain.
Claims (2)
1. propeller governor test device includes the motor for providing rotating speed to be tested governor, adjusts the output of motor
The variable-frequency governor of rotating speed, the revolution counter for showing motor speed, oil pump, the driving motor, fuel tank, use that driving is provided for oil pump
In the input interface being connect with tested governor oil inlet, the output interface for being connect with tested governor oil outlet and it is used for
The permeability interface being connect with tested governor oil seepage port；It is characterized in that the import of oil pump is connected with the outlet of fuel tank, oil pump
Outlet pass sequentially through pressure regulator valve, flow-limiting valve is connected with input interface, output interface pass sequentially through ball valve, servo valve, flowmeter and
First oil return opening of fuel tank is connected；
Current limliting valve outlet is connected with input pressure table, and ball valve import is connected with the first servo pressure table, and servo valve outlet is connected with
Second servo pressure table；
Permeability interface is connected with the first interface of two-position three way magnetic valve, the second interface of two-position three way magnetic valve and the of fuel tank
Two oil return openings are connected, and the third interface of two-position three way magnetic valve is connected with leakage mouth；
Fuel tank heating apparatus and tank temperature table are connected on fuel tank.
2. propeller governor test device according to claim 1, it is characterised in that the fuel tank heating apparatus, which uses, to be added
Hot device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820357840.7U CN208021779U (en) | 2018-03-16 | 2018-03-16 | Propeller governor test device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820357840.7U CN208021779U (en) | 2018-03-16 | 2018-03-16 | Propeller governor test device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208021779U true CN208021779U (en) | 2018-10-30 |
Family
ID=63906928
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820357840.7U Active CN208021779U (en) | 2018-03-16 | 2018-03-16 | Propeller governor test device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208021779U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111678705A (en) * | 2020-04-30 | 2020-09-18 | 中国航发南方工业有限公司 | Device for propeller sealing test and blade deflection angle adjustment test |
| CN112046785A (en) * | 2020-09-27 | 2020-12-08 | 中国人民解放军91599部队 | Comprehensive test system for propeller-speed regulating system accessories and control method thereof |
-
2018
- 2018-03-16 CN CN201820357840.7U patent/CN208021779U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111678705A (en) * | 2020-04-30 | 2020-09-18 | 中国航发南方工业有限公司 | Device for propeller sealing test and blade deflection angle adjustment test |
| CN111678705B (en) * | 2020-04-30 | 2022-06-07 | 中国航发南方工业有限公司 | Device for propeller sealing test and blade deflection angle adjustment test |
| CN112046785A (en) * | 2020-09-27 | 2020-12-08 | 中国人民解放军91599部队 | Comprehensive test system for propeller-speed regulating system accessories and control method thereof |
| CN112046785B (en) * | 2020-09-27 | 2022-04-08 | 中国人民解放军91599部队 | Comprehensive test system for propeller-speed regulating system accessories and control method thereof |
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