CN109361287A - Using the generator of position self-checking device - Google Patents
Using the generator of position self-checking device Download PDFInfo
- Publication number
- CN109361287A CN109361287A CN201811309905.1A CN201811309905A CN109361287A CN 109361287 A CN109361287 A CN 109361287A CN 201811309905 A CN201811309905 A CN 201811309905A CN 109361287 A CN109361287 A CN 109361287A
- Authority
- CN
- China
- Prior art keywords
- generator
- control valve
- directional control
- solenoid directional
- pressure sensor
- 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.)
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Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K5/00—Casings; Enclosures; Supports
- H02K5/26—Means for adjusting casings relative to their supports
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H7/00—Gearings for conveying rotary motion by endless flexible members
- F16H7/08—Means for varying tension of belts, ropes, or chains
- F16H7/10—Means for varying tension of belts, ropes, or chains by adjusting the axis of a pulley
- F16H7/14—Means for varying tension of belts, ropes, or chains by adjusting the axis of a pulley of a driving or driven pulley
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B11/00—Servomotor systems without provision for follow-up action; Circuits therefor
- F15B11/08—Servomotor systems without provision for follow-up action; Circuits therefor with only one servomotor
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
- H02K7/10—Structural association with clutches, brakes, gears, pulleys or mechanical starters
- H02K7/1004—Structural association with clutches, brakes, gears, pulleys or mechanical starters with pulleys
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H7/00—Gearings for conveying rotary motion by endless flexible members
- F16H7/08—Means for varying tension of belts, ropes, or chains
- F16H2007/0802—Actuators for final output members
- F16H2007/0812—Fluid pressure
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H7/00—Gearings for conveying rotary motion by endless flexible members
- F16H7/08—Means for varying tension of belts, ropes, or chains
- F16H2007/0861—Means for varying tension of belts, ropes, or chains comprising means for sensing tensioner position
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H7/00—Gearings for conveying rotary motion by endless flexible members
- F16H7/08—Means for varying tension of belts, ropes, or chains
- F16H2007/0863—Finally actuated members, e.g. constructional details thereof
- F16H2007/0865—Pulleys
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H7/00—Gearings for conveying rotary motion by endless flexible members
- F16H7/08—Means for varying tension of belts, ropes, or chains
- F16H2007/0876—Control or adjustment of actuators
Abstract
A kind of generator using position self-checking device, including driving wheel, generator, belt and generator support, first pressure sensor, second pressure sensor, master controller, auxiliary wheel, locating shaft, bearing, pressing plate, spring, turgor cylinder, fuel tank, solenoid directional control valve and hydraulic pump；There is radial groove on locating shaft；Pressing plate is slidably connected in radial groove, and bearing holder (housing, cover) is mounted in the periphery of locating shaft；Auxiliary wheel is sleeved on the periphery of bearing；The belt is around the home in the peripheral surface of the driving wheel of engine, generator pulley and auxiliary wheel；The first of solenoid directional control valve executes mouth A mouthfuls and is connected to respectively with the rodless cavity of turgor cylinder and second pressure sensor, and first pressure sensor is arranged in the radial groove of locating shaft；The terminals K1 and K2 of first pressure sensor, second pressure sensor and solenoid directional control valve are electrically connected with master controller.Belt of the invention automatic tension and can automatically control belt pretightning force size after coming loose.
Description
Technical field
The present invention relates to a kind of technical fields of generator, and in particular to using the generator of position self-checking device.
Background technique
In Vehicular system, belt exists wherein as a kind of common kind of drive.The pretightning force of belt is driven it
Ability, service life and axis pressure all have a great impact.Pretightning force is insufficient, and the ability for transmitting load is low, low efficiency, and makes small pulley
Sharply generate heat, belt abrasion；Pretightning force is excessive, then can make the service life reduction of belt, and the load on axis and bearing increases, bearing hair
Heat and abrasion.Therefore, preload appropriate is to guarantee an important factor for belt transmission works normally.Chinese patent literature
CN102306974A(application number 201110242860.2) disclose a kind of generator position regulation mechanism, including engine, hair
Motor and generator support, the driving wheel on the engine are connect by belt with generator, and the one of the generator support
End is fixed on the cylinder body of engine；The generator support other end is fixed with regulating orifice plate, is provided on the regulating orifice plate
Adjustment hole and fixation hole, the adjustment hole are long hole；Generator radial direction one end is hinged on generator support, the power generation
The machine radial direction other end is hinged in the adjustment hole of regulating orifice plate by adjusting mother.The generator position regulation mechanism passes through adjustment axis
The method of spacing controls belt tension, can larger range adjusting position.But generator position regulation mechanism passes through manually
It adjusts, distance between axles cannot be automatically adjusted, belt pretightning force can not be automatically controlled；And pretightning force size can not be controlled automatically
System, belt can not automatic tension after coming loose.
Summary of the invention
After coming loose the object of the present invention is to provide a kind of belt can automatic tension, automatically control belt pretightning force size hair
Motor position self-checking device.
To achieve the goals above, the technical scheme is that a kind of generator position automatic adjusting mechanism, including master
Driving wheel, generator, belt and generator support；The capstan drive is connected on the main shaft of engine；The generator branch
Frame is fixedly connected on the cylinder body of engine；There is the generator radial one end of generator pulley and generator to be hinged on
On generator support；Further include first pressure sensor, second pressure sensor, master controller, auxiliary wheel, locating shaft, bearing,
Pressing plate, spring, turgor cylinder, fuel tank, solenoid directional control valve and hydraulic pump；The locating shaft be fixedly connected on generator support and
There is radial groove on locating shaft；The pressing plate is slidably connected in radial groove and has the inner ring phase with bearing on pressing plate
The arc surface matched；The bearing holder (housing, cover), which is mounted in the periphery of locating shaft and forms gap between the inner ring of bearing and the periphery of locating shaft, matches
It closes；The auxiliary wheel is sleeved on the periphery of bearing；One end of the spring and positioning axis connection, the other end and pressing plate of spring connect
It connects；The belt is around the home in the peripheral surface of the driving wheel of engine, generator pulley and auxiliary wheel；The turgor cylinder
Cylinder body be hinged on generator support, the piston rod of turgor cylinder is hinged on the radial other end of generator；It is described hydraulic
The oil inlet of pump is connected to fuel tank, and the oil outlet of hydraulic pump is connected to the oil inlet P mouth of solenoid directional control valve, and the of solenoid directional control valve
One executes mouth A mouthfuls is connected to the rodless cavity of turgor cylinder and second pressure sensor respectively, and the second of solenoid directional control valve executes mouth B
Mouth is connected to the rod chamber of turgor cylinder；The first pressure sensor is arranged in the radial groove of locating shaft and is located at belt
On the angular bisector of the cornerite formed with auxiliary wheel, one end of first pressure sensor is resisted against on locating shaft, and first pressure passes
The other end of sensor is resisted against on pressing plate；The wiring of the first pressure sensor, second pressure sensor and solenoid directional control valve
End K1 and K2 is electrically connected with master controller；When the pressure of second pressure sensor reaches the first setting pressure by master controller
Control the end the terminals K1 power loss of solenoid directional control valve；When the pressure of first pressure sensor is less than the second setting pressure by master control
The end terminals K1 of device control solenoid directional control valve processed obtains electric.
It further include safety valve, the safety valve is arranged on the oil outlet to the oily channel between fuel tank of hydraulic pump.
It further include filter, the filter is arranged on the oil inlet to the oily channel between fuel tank of hydraulic pump.
It further include button switch, the button switch is electrically connected with master controller, when pressing button switch, master controller
The end terminals K2 of control solenoid directional control valve obtains electric.
Benefit of the invention is that: 1) due to locating shaft on having radial groove；The pressing plate is slidably connected at radial groove
In and pressing plate on there is the arc surface to match with the inner ring of bearing；The bearing holder (housing, cover) mounted in locating shaft periphery and bearing it is interior
Clearance fit is formed between circle and the periphery of locating shaft；The auxiliary wheel is sleeved on the periphery of bearing；The belt is being sent out around the home
In the peripheral surface of the driving wheel of motivation, generator pulley and auxiliary wheel；The first pressure sensor is arranged in locating shaft
Radial groove in and be located on the angular bisector for the cornerite that belt and auxiliary wheel are formed, thus the pretightning force of belt can be by auxiliary
It helps wheel to be transmitted to bearing, then is transmitted on pressing plate by bearing, first pressure sensor is finally transmitted to by pressing plate.When belt
When pretightning force deficiency, the pressure that first pressure sensor receives can reduce, when the pressure of first pressure sensor is less than second
Electric, the oil inlet P mouth and electricity of solenoid directional control valve are obtained when setting pressure by the end terminals K1 of main controller controls solenoid directional control valve
The first of magnetic reversal valve executes mouth A mouthfuls of connection, and the second of solenoid directional control valve executes mouth B mouthfuls and be connected to T mouthfuls of oil outlet；In hydraulic pump
Pressure oil enter the rodless cavity of turgor cylinder by solenoid directional control valve, and due to the generator have generator pulley and
Radial one end of generator is hinged on generator support, and the cylinder body of the turgor cylinder is hinged on generator support, tensioner
The piston rod of oil cylinder is hinged on the radial other end of generator, therefore the piston rod stretched out drives generator around generator support
Rotation, thus make belt tension and the pretightning force of belt can be improved, it can automatic tension after so that belt is come loose.2) work as belt tension
Afterwards, the resistance when piston rod of turgor cylinder continues to stretch out cylinder body can increase, and can make the pressure in the rodless cavity of turgor cylinder in this way
The pressure rise of power oil, due to solenoid directional control valve first execute mouth A mouthfuls respectively with the rodless cavity of turgor cylinder and second pressure
Sensor connection, therefore the pressure of second pressure sensor can also increase, and set when the pressure of second pressure sensor reaches first
By the end the terminals K1 power loss of main controller controls solenoid directional control valve when constant-pressure；At this moment the oil inlet P of solenoid directional control valve and the
One execution mouth A and second executes mouth B mouthfuls and is not communicated with, and the pressure oil in hydraulic pump not can enter the rodless cavity of turgor cylinder, rise
The piston rod of locking oil cylinder no longer drives generator to rotate around generator support, and belt tension process terminates, the pretightning force of belt
It is not further added by.Therefore belt pretightning force can be automatically controlled, and pretightning force size is determined by the first setting pressure in main control
Fixed namely belt pretightning force size can automatically control.
Detailed description of the invention
Fig. 1 is schematic front view of the invention；
Fig. 2 is the connection schematic diagram of the generator support of Fig. 1, turgor cylinder and generator；
Fig. 3 is the left view of Fig. 2；
Fig. 4 is the connection schematic diagram of Fig. 1 driving wheel, generator, belt and auxiliary wheel；
Fig. 5 is the A-A schematic cross-sectional view of Fig. 1；
Fig. 6 is the schematic cross-sectional view of the locating shaft of Fig. 5；
Fig. 7 is the B-B schematic cross-sectional view of Fig. 6；
Fig. 8 is control principle drawing of the invention.
Appended drawing reference in above-mentioned attached drawing is as follows: driving wheel 1, generator 2, belt 3, generator support 4, dynamo belt
Wheel 5, first pressure sensor 6, second pressure sensor 7, master controller 8, auxiliary wheel 9, locating shaft 10, radial groove 10-1,
Bearing 11, pressing plate 12, arc surface 12-1, spring 13, turgor cylinder 14, fuel tank 15, solenoid directional control valve 16, hydraulic pump 17, filtering
Device 18, safety valve 19, button switch 20.
Below in conjunction with attached drawing and the embodiment provided, the present invention is further illustrated.
See Fig. 1, a kind of generator position automatic adjusting mechanism, including driving wheel 1, generator 2, belt 3 and generator branch
Frame 4；The transmission connection of driving wheel 1 is on the main shaft of engine；The generator support 4 is fixedly connected on the cylinder body of engine
On；See that there is radial one end of generator pulley 5 and generator 2 to be hinged on generator by Fig. 1, Fig. 2 and Fig. 3, the generator 2
On bracket 4；See Fig. 1, Fig. 5, Fig. 6 and Fig. 8, further includes first pressure sensor 6, second pressure sensor 7, master controller 8, auxiliary
Help wheel 9, locating shaft 10, bearing 11, pressing plate 12, spring 13, turgor cylinder 14, fuel tank 15, solenoid directional control valve 16 and hydraulic pump 17；
See that Fig. 5, Fig. 6 and Fig. 7, the locating shaft 10 are fixedly connected on generator support 4 and have radial groove 10- on locating shaft 10
1；The pressing plate 12 is slidably connected in radial groove 10-1 and has the circular arc to match with the inner ring of bearing 11 on pressing plate 12
Face 12-1；The bearing 11 is sleeved between the periphery of locating shaft 10 and the inner ring of bearing 11 and the periphery of locating shaft 10 between formation
Gap cooperation；The auxiliary wheel 9 is sleeved on the periphery of bearing 11；One end of the spring 13 is connect with locating shaft 10, spring 13
The other end is connect with pressing plate 12；See Fig. 1 and Fig. 4, the belt 3 is around the home in the driving wheel of engine 1,5 and of generator pulley
In the peripheral surface of auxiliary wheel 9；See that Fig. 2 and Fig. 3, the cylinder body 14-2 of the turgor cylinder 14 are hinged on generator support 4, rise
The piston rod 14-1 of locking oil cylinder 14 is hinged on the radial other end of generator 2；See Fig. 8, the oil inlet of the hydraulic pump 17 with
Fuel tank 15 is connected to, and the oil outlet of hydraulic pump 17 is connected to the oil inlet P mouth of solenoid directional control valve 16, and the first of solenoid directional control valve 16 is held
A mouthfuls of row mouth are connected to the rodless cavity of turgor cylinder 14 and second pressure sensor 7 respectively, and the second of solenoid directional control valve 16 executes mouth
B mouthfuls are connected to the rod chamber of turgor cylinder 14, and T mouthfuls of oil outlet of solenoid directional control valve 16 are connected to fuel tank (15)；See Fig. 6 and Fig. 7,
The first pressure sensor 6 is arranged in the radial groove 10-1 of locating shaft 10 and is located at the packet that belt 3 and auxiliary wheel 9 are formed
On the angular bisector at angle, one end of first pressure sensor 6 is resisted against on locating shaft 10, the other end of first pressure sensor 6
It is resisted against on pressing plate 12；See Fig. 8, the wiring of the first pressure sensor 6, second pressure sensor 7 and solenoid directional control valve 16
End K1 and K2 is electrically connected with master controller 8；When the pressure of second pressure sensor 7 reaches the first setting pressure by main control
The end the terminals K1 power loss of the control solenoid directional control valve 16 of device 8；When the pressure of first pressure sensor 6 is less than the second setting pressure
It is obtained by the end terminals K1 that master controller 8 controls solenoid directional control valve 16 electric.The master controller 8 can be PLC, the model of PLC
For Mitsubishi F × 3U or siemens PLC.
It further include safety valve 19, the oil outlet of hydraulic pump 17 is arranged in the oily channel between fuel tank 15 in the safety valve 19
On.
It further include filter 18, the oil inlet of hydraulic pump 17 is arranged in the oily channel between fuel tank 15 in the filter 18
On.
It further include button switch 20, the button switch 20 is electrically connected with master controller 8, when pressing button switch 20,
The end terminals K2 that master controller 8 controls solenoid directional control valve 16 obtains electric.
Working principle of the present invention is as follows: Fig. 4, Fig. 5, Fig. 6 and Fig. 7 are seen, due to having radial groove 10- on locating shaft 10
1；The pressing plate 12 is slidably connected in radial groove 10-1 and has the circular arc to match with the inner ring of bearing 11 on pressing plate 12
Face 12-1；The bearing 11 is sleeved between the periphery of locating shaft 10 and the inner ring of bearing 11 and the periphery of locating shaft 10 between formation
Gap cooperation；The auxiliary wheel 9 is sleeved on the periphery of bearing 11；The belt 3 is around the home in the driving wheel of engine 1, generator skin
In the peripheral surface of belt wheel 5 and auxiliary wheel 9；The first pressure sensor 6 is arranged in the radial groove 10-1 of locating shaft 10
And be located on the angular bisector for the cornerite that belt 3 and auxiliary wheel 9 are formed, thus the pretightning force of belt 3 can be transmitted by auxiliary wheel 9
It is transmitted on pressing plate 12 to bearing 11, then by bearing 11, first pressure sensor 6 is finally transmitted to by pressing plate 12.When belt 3
Pretightning force deficiency when, the pressure that first pressure sensor 6 receives can reduce, when the pressure of first pressure sensor 6 is less than
It obtains electric by the end terminals K1 that master controller 8 controls solenoid directional control valve 16 when the second setting pressure, at this moment, sees Fig. 8, electromagnetic switch
The oil inlet P mouth of valve 16 executes mouth A mouthfuls with the first of solenoid directional control valve 16 and is connected to, and the second of solenoid directional control valve 16 executes mouth B mouthfuls
It is connected to T mouthfuls of oil outlet, T mouthfuls are connected to fuel tank 15；Pressure oil in hydraulic pump 17 enters tensioner oil by solenoid directional control valve 16
The rodless cavity of cylinder 14, the piston rod 14-1 of turgor cylinder 14 stretch out cylinder body 14-2, and since the generator 2 has generator
Radial one end of belt pulley 5 and generator 2 is hinged on generator support 4, and the cylinder body 14-2 of the turgor cylinder 14 is hinged on
On generator support 4, the piston rod 14-1 of turgor cylinder 14 is hinged on the radial other end of generator 2, therefore the work stretched out
Stopper rod 14-1 drives generator 2 to rotate around generator support 4, to make 3 tensioner of belt and the pretightning force of belt 3 can be improved, makes
Belt 3 can automatic tension after coming loose.
After 3 tensioner of belt, the resistance when piston rod 14-1 of turgor cylinder 14 continues to stretch out cylinder body 14-2 can be increased, this
Sample can make the pressure rise of the pressure oil in the rodless cavity of turgor cylinder 14, and first due to solenoid directional control valve 16 executes mouth A mouthfuls
It is connected to respectively with the rodless cavity of turgor cylinder 14 and second pressure sensor 7, therefore the pressure of second pressure sensor 7 can also rise
Height is controlled the wiring of solenoid directional control valve 16 when the pressure of second pressure sensor 7 reaches the first setting pressure by master controller 8
Hold the end K1 power loss；At this moment the oil inlet P of solenoid directional control valve 16 executes mouth B mouthfuls with the first execution mouth A and second and is not communicated with, hydraulic
Pressure oil in pump 17 not can enter the rodless cavity of turgor cylinder 14, and the piston rod 14-1 of turgor cylinder 14 no longer stretches out cylinder body
14-2, piston rod 14-1 no longer drive generator 2 to rotate around generator support 4, and 3 tensioner process of belt terminates, the preload of belt 3
Power is not also further added by.Therefore belt pretightning force can be automatically controlled, and pretightning force size is pressed by the first setting in main control 8
Power determines namely belt pretightning force size can automatically control.
Claims (4)
1. a kind of working method of generator position automatic adjusting mechanism, generator position automatic adjusting mechanism includes driving wheel
(1), generator (2), belt (3) and generator support (4)；Driving wheel (1) transmission connection is on the main shaft of engine；Institute
Generator support (4) is stated to be fixedly connected on the cylinder body of engine；The generator (2) has generator pulley (5) and sends out
Radial one end of motor (2) is hinged on generator support (4)；It is characterized by also including first pressure sensors (6),
Two pressure sensors (7), master controller (8), auxiliary wheel (9), locating shaft (10), bearing (11), pressing plate (12), spring (13),
Turgor cylinder (14), fuel tank (15), solenoid directional control valve (16) and hydraulic pump (17)；The locating shaft (10) is fixedly connected on power generation
There is radial groove (10-1) on machine support (4) and on locating shaft (10)；The pressing plate (12) is slidably connected at radial groove
In (10-1) and there is the arc surface (12-1) to match with the inner ring of bearing (11) on pressing plate (12)；Bearing (11) suit
Clearance fit is formed between the periphery of locating shaft (10) and the inner ring of bearing (11) and the periphery of locating shaft (10)；The auxiliary
Wheel (9) is sleeved on the periphery of bearing (11)；One end of the spring (13) is connect with locating shaft (10), the other end of spring (13)
It is connect with pressing plate (12)；The belt (3) is around the home in the driving wheel of engine (1), generator pulley (5) and auxiliary wheel (9)
Peripheral surface on；The cylinder body (14-2) of the turgor cylinder (14) is hinged on generator support (4), turgor cylinder (14)
Piston rod (14-1) is hinged on the radial other end of generator (2)；The oil inlet of the hydraulic pump (17) and fuel tank (15) are even
Logical, the oil outlet of hydraulic pump (17) is connected to the oil inlet P mouth of solenoid directional control valve (16), and the first of solenoid directional control valve (16) executes
A mouthfuls of mouth is connected to the rodless cavity of turgor cylinder (14) and second pressure sensor (7) respectively, and the second of solenoid directional control valve (16) is held
B mouthfuls of row mouth are connected to the rod chamber of turgor cylinder (14)；Radial direction of first pressure sensor (6) setting in locating shaft (10)
In sliding slot (10-1) and it is located on the angular bisector for the cornerite that belt (3) and auxiliary wheel (9) are formed, first pressure sensor (6)
One end be resisted against on locating shaft (10), the other end of first pressure sensor (6) is resisted against on pressing plate (12)；First pressure
The terminals K1 and K2 of force snesor (6), second pressure sensor (7) and solenoid directional control valve (16) are electric with master controller (8)
Connection；
The working method, comprising: when the pressure of second pressure sensor (7) reaches the first setting pressure by master controller
(8) end the terminals K1 power loss of solenoid directional control valve (16) is controlled；When the pressure of first pressure sensor (6) is less than the second setting pressure
When power by master controller (8) control solenoid directional control valve (16) the end terminals K1 obtain it is electric；
When the pretightning force deficiency of belt, the pressure that first pressure sensor receives can reduce, when first pressure sensor
Obtained when pressure is less than the second setting pressure by the end terminals K1 of main controller controls solenoid directional control valve it is electric, solenoid directional control valve into
P mouthfuls of hydraulic fluid port execute mouth A mouthfuls with the first of solenoid directional control valve and are connected to, and the second of solenoid directional control valve executes mouth B mouthfuls and oil outlet T mouthfuls of company
It is logical；Pressure oil in hydraulic pump enters the rodless cavity of turgor cylinder by solenoid directional control valve, and since the generator has hair
Radial one end of motor pulley and generator is hinged on generator support, and the cylinder body of the turgor cylinder is hinged on generator
On bracket, the piston rod of turgor cylinder is hinged on the radial other end of generator, therefore the piston rod stretched out drives generator
It is rotated around generator support, thus make belt tension and the pretightning force of belt can be improved, it can automatic tension after so that belt is come loose.
2. working method according to claim 1, it is characterised in that: it further include safety valve (19), the safety valve (19)
It is arranged on the oil outlet to the oily channel between fuel tank (15) of hydraulic pump (17).
3. working method according to claim 1, it is characterised in that: it further include filter (18), the filter (18)
It is arranged on the oil inlet to the oily channel between fuel tank (15) of hydraulic pump (17).
4. working method according to claim 1, it is characterised in that: further include button switch (20), the button switch
(20) it is electrically connected with master controller (8), when pressing button switch (20), master controller (8) controls solenoid directional control valve (16)
The end terminals K2 obtains electric.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811309905.1A CN109361287A (en) | 2017-05-14 | 2017-05-14 | Using the generator of position self-checking device |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811309905.1A CN109361287A (en) | 2017-05-14 | 2017-05-14 | Using the generator of position self-checking device |
| CN201710336855.5A CN107013643B (en) | 2017-05-14 | 2017-05-14 | Generator position self-checking device |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710336855.5A Division CN107013643B (en) | 2017-05-14 | 2017-05-14 | Generator position self-checking device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109361287A true CN109361287A (en) | 2019-02-19 |
Family
ID=59449618
Family Applications (3)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811309905.1A Withdrawn CN109361287A (en) | 2017-05-14 | 2017-05-14 | Using the generator of position self-checking device |
| CN201811309904.7A Withdrawn CN109256893A (en) | 2017-05-14 | 2017-05-14 | Using the generator and its working method of position self-checking device |
| CN201710336855.5A Active CN107013643B (en) | 2017-05-14 | 2017-05-14 | Generator position self-checking device |
Family Applications After (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811309904.7A Withdrawn CN109256893A (en) | 2017-05-14 | 2017-05-14 | Using the generator and its working method of position self-checking device |
| CN201710336855.5A Active CN107013643B (en) | 2017-05-14 | 2017-05-14 | Generator position self-checking device |
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| CN (3) | CN109361287A (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109361287A (en) * | 2017-05-14 | 2019-02-19 | 金福珍 | Using the generator of position self-checking device |
| CN109139833B (en) * | 2018-11-06 | 2020-12-25 | 刘剑 | Automatic belt tensioning device of electric automobile |
| CN112953107B (en) * | 2021-02-01 | 2022-11-22 | 西安航空学院 | Motor protection device capable of greatly reducing load |
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| CN201605000U (en) * | 2009-12-02 | 2010-10-13 | 原平盛大实业有限公司 | High-strength rubber belt conveyor |
| CN104458094A (en) * | 2014-12-22 | 2015-03-25 | 无锡永凯达齿轮有限公司 | Dynamic tension acquisition unit of automobile engine belt |
| CN105179083A (en) * | 2015-11-09 | 2015-12-23 | 重庆大学 | Tension adjusting device for self-adaptive engine front end accessory gear train |
| CN204978149U (en) * | 2015-07-29 | 2016-01-20 | 郑州宇通客车股份有限公司 | Leading vehicle of engine and installing support of air condition compressor and generator thereof |
| CN109256893A (en) * | 2017-05-14 | 2019-01-22 | 金福珍 | Using the generator and its working method of position self-checking device |
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| JPH1087252A (en) * | 1996-09-19 | 1998-04-07 | Mitsubishi Denki Bill Techno Service Kk | Tension adjusting device |
| EP1343983A1 (en) * | 2000-11-20 | 2003-09-17 | Oscillating Systems (PTY) Limited | Guide system for tensioning a belt and a method of regulating belt tension |
| US6834228B2 (en) * | 2001-10-25 | 2004-12-21 | The Gates Corporation | Belt drive system with automatic belt tension control |
| CN204459033U (en) * | 2015-03-09 | 2015-07-08 | 中联重机股份有限公司 | A kind of novel electricity generator belt stretcher |
| CN105257796A (en) * | 2015-10-28 | 2016-01-20 | 李振文 | Protection device capable of intelligently adjusting belt tension force in belt drive |
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2017
- 2017-05-14 CN CN201811309905.1A patent/CN109361287A/en not_active Withdrawn
- 2017-05-14 CN CN201811309904.7A patent/CN109256893A/en not_active Withdrawn
- 2017-05-14 CN CN201710336855.5A patent/CN107013643B/en active Active
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201605000U (en) * | 2009-12-02 | 2010-10-13 | 原平盛大实业有限公司 | High-strength rubber belt conveyor |
| CN104458094A (en) * | 2014-12-22 | 2015-03-25 | 无锡永凯达齿轮有限公司 | Dynamic tension acquisition unit of automobile engine belt |
| CN204978149U (en) * | 2015-07-29 | 2016-01-20 | 郑州宇通客车股份有限公司 | Leading vehicle of engine and installing support of air condition compressor and generator thereof |
| CN105179083A (en) * | 2015-11-09 | 2015-12-23 | 重庆大学 | Tension adjusting device for self-adaptive engine front end accessory gear train |
| CN109256893A (en) * | 2017-05-14 | 2019-01-22 | 金福珍 | Using the generator and its working method of position self-checking device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109256893A (en) | 2019-01-22 |
| CN107013643B (en) | 2019-01-04 |
| CN107013643A (en) | 2017-08-04 |
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Application publication date: 20190219 |