CN207551863U - Device during self-walking aerial working platform deflecting roller returns automatically - Google Patents
Device during self-walking aerial working platform deflecting roller returns automatically Download PDFInfo
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- CN207551863U CN207551863U CN201721747991.5U CN201721747991U CN207551863U CN 207551863 U CN207551863 U CN 207551863U CN 201721747991 U CN201721747991 U CN 201721747991U CN 207551863 U CN207551863 U CN 207551863U
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- deflecting roller
- rod
- working platform
- telescopic rod
- controller
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Abstract
Device in being returned automatically the utility model discloses a kind of self-walking aerial working platform deflecting roller, belong to steering control device, existing steering can not ensure that deflecting roller is in center position and realizes straight line moving, device configuration displacement sensor is used to detect stroke of the telescopic rod relative to fixed core the utility model in order to control, pole changer stops in controller after controller transmission turn signal returns automatically according to the stroke demand pusher reset drives deflecting roller of displacement sensor detection, ensure that deflecting roller is in center position and realizes straight line moving automatically, it does not need to correct direction, it is handling good.
Description
Technical field
The utility model belongs to steering control device, and in particular to self-walking aerial working platform deflecting roller fills in returning automatically
It puts.
Background technology
The Chinese invention patent application of Publication No. CN1837018A discloses one kind, and " self-walking column type overhead operation is put down
Platform " solves the problems, such as that column type overhead operation platform inconvenience in operation is moved.Authorization Notice No. is CN205365734U's
Utility model patent discloses a kind of " from the lifting working platform chassis walked and traction walking both of which can be switched ".
Self-walking column type overhead operation platform needs to turn in use, and existing steering scheme has two：
1）Servo antrol：Front-wheel is deflecting roller, and deflecting roller is two universal wheels, is supporting roller, commonly uses two motors or two
A oil motor respectively drives two trailing wheels, and two trailing wheels of control are driven with different rotating speeds, and two universal wheel rotations is made to realize direction
Change；Its advantage is that rotational angle is larger, and go to action is fast, and steering mechanism is simple.Shortcoming is follow-up steering, and steering cannot be accurate
Control, easily wanders off, and encounters ground injustice or barrier, understands substantial deviation, safety is poor.
2）Active steering：Two deflecting rollers are mounted on left and right turn section, and two knuckles can be rotated around respective shaft,
Two knuckles are connected by a connecting rod.Common hydraulic cylinder, electric pushrod or motor drive one of knuckle rotation, by
Connecting rod drives another knuckle to rotate, and realizes that two deflecting rollers rotate synchronously.Its advantage is to turn to active control, not by ground
The influences such as barrier；Shortcoming is that rotational angle cannot be too big, and velocity of rotation is slower.
More than steering can not all ensure that deflecting roller is in center position and realizes straight line moving, need to correct direction at any time,
It is handling not good enough.
Utility model content
The technical problems to be solved in the utility model and the technical assignment proposed are to overcome existing steering that can not ensure
Deflecting roller be in center position realize straight line moving the defects of, provide a kind of self-walking aerial working platform deflecting roller automatically return in
Device.
In order to achieve the above objectives, device during the self-walking aerial working platform deflecting roller of the utility model returns automatically, including
For the push rod that deflecting roller is driven to turn to, the push rod includes fixed core and the telescopic rod to stretch relative to fixed core,
The push rod is controlled by controller, and the controller connects the pole changer that oriented controller sends turn signal, special
Sign is：The controller is connected with to detect displacement sensor of the telescopic rod relative to fixed core stroke, institute
The displacement sensor stated includes fixed part and movable part, and the fixed part is fixed on the fixed core, institute
The movable part stated is fixed on the telescopic rod, the pole changer stop to controller send turn signal when described in
The controller push rod reset drives deflecting roller described according to stroke instruction return automatically.
As optimization technique means：The push rod is electric pushrod, and the fixed core is the body of electric pushrod,
The telescopic rod is the telescopic rod of electric pushrod.
As optimization technique means：The push rod is hydraulic cylinder, and the fixed core is the cylinder body of hydraulic cylinder, described
Telescopic rod be hydraulic cylinder piston rod.
As optimization technique means：The displacement sensor is linear displacement transducer.
As optimization technique means：The device includes a crane span structure, two wheel carriers, and the both ends of the crane span structure rotate dress respectively
With the wheel carrier described in one, the deflecting roller described in one on each wheel carrier is installed, is equipped with and turns between described two wheel carriers
To connecting rod, the fixed core is assemblied on the crane span structure, and the end of the telescopic rod drives with the steering link
Assembling.
As optimization technique means：Steering arm is fixed on the wheel carrier, the both ends of the steering link are passed through respectively
One transiting rod is connect with the steering arm of described two wheel carriers, and the both ends of the transiting rod are respectively through axis pin and the steering
Arm, steering link connection, connect the end that the telescopic rod is connected on one end of the steering link and the axis pin of the transiting rod
Portion.
Device configuration displacement sensor is used to detect stroke of the telescopic rod relative to fixed core the utility model in order to control,
Pole changer stops the controller after controller transmission turn signal and is answered according to the stroke demand pusher of displacement sensor detection
During position driving deflecting roller returns automatically, it is ensured that deflecting roller is in center position and realizes straight line moving automatically, does not need to correct direction, manipulation
Property is good.
Description of the drawings
Fig. 1 is a shaft side figure of device during the utility model self-walking aerial working platform deflecting roller returns automatically；
Fig. 2 is the shaft side figure at another visual angle for returning middle device shown in Fig. 1 automatically；
Fig. 3 is the control module figure of the utility model；
Device is applied during Fig. 4 is returned automatically for the utility model self-walking aerial working platform deflecting roller makees in self-walking aerial sky
Schematic diagram on industry platform；
Figure label explanation：
Device during 100- deflecting rollers return automatically：101- deflecting rollers, 102- push rods, 103- fixed cores, 104- telescopic rods,
105- crane span structures, 106- wheel carriers, 107- steering links, 108- steering arms, 109- transiting rods, 110- controllers, 111- pole changers,
112- displacement sensors；
200- self-walking aerial working platforms.
Specific embodiment
The utility model is described further below in conjunction with Figure of description.
As shown in Figs. 1-2, device 100 during self-walking aerial working platform deflecting roller returns automatically, application is shown in Fig. 4
For controlling the steering of aerial work platform on self-walking aerial working platform 200, aerial work platform shown in Fig. 4 is a kind of
Materials vehicle, when specific implementation, can also be the aerial work platform of other forms；Device 100 during the deflecting roller returns automatically, including
For the push rod 102 that deflecting roller 101 is driven to turn to, push rod 102 includes fixed core 103 and is stretched relative to what fixed core stretched
Contracting bar 104, referring to Fig. 3, push rod 102 is controlled by controller 110, and controller 110 connects oriented controller and sends turn signal
Pole changer 111, controller 110 are connected with to detect displacement sensing of the telescopic rod 104 relative to 103 stroke of fixed core
Device 112, displacement sensor 112 include fixed part and movable part, and fixed part is fixed on fixed core, movable part is solid
It is scheduled on telescopic rod, pole changer 111 stops instructing according to stroke to controller 110 during the transmission turn signal of controller 110
During 102 reset drives deflecting roller of push rod returns automatically.
In view of the device, the position in push rod stroke is detected by displacement sensor to determine steer wheel position in real time；Work as behaviour
When author controls pole changer transmission turn signal, push rod is stretched out or is retracted, and performs steering；When operator controls pole changer to stop
When only sending turn signal, displacement sensor detects telescopic rod stretching or the displacement retracted and the displacement is sent to control
Device processed, controller can send the instruction of retraction or stretching to push rod, and push rod is retracted by instruction or stretching command quantity, enables and turns to samsara
To middle position, make from travelling platform straight-line travelling.When push rod is retracted or stretched out by instruction, displacement sensor can be examined in real time always
It surveys, corrects in real time, it is ensured that the correctness in returning.
The push rod 102 of diagram is electric pushrod, and fixed core is the body of electric pushrod, and telescopic rod is stretched for electric pushrod
Contracting bar.When it is implemented, push rod can also be hydraulic cylinder, fixed core is the cylinder body of hydraulic cylinder, and telescopic rod is the piston of hydraulic cylinder
Bar.112 preferred linear displacement transducer of displacement sensor.
As shown in the figure, device 100 includes 105, two wheel carriers 106 of a crane span structure during the deflecting roller returns automatically, crane span structure 105
One wheel carrier 106 of rolling assembling is distinguished at both ends, and a deflecting roller 101 is installed on each wheel carrier 106, is set between two wheel carriers 106
There is steering link 107, fixed core 103 is assemblied in by axis pin on crane span structure 105, end and the steering link 107 of telescopic rod 104
Driving assembling.Specifically, in order to realize larger steering angle, steering arm 108 is fixed on wheel carrier 106, steering link 107
Both ends are connect respectively by a transiting rod 109 with the steering arm 108 of two wheel carriers, and the both ends of transiting rod 109 are respectively through axis pin
It is connect with steering arm 108, steering link 107, connects the end of connection expansion link on one end of steering link and the axis pin of transiting rod
Portion.
Claims (6)
- Device during 1. self-walking aerial working platform deflecting roller returns automatically, deflecting roller is driven including being used for（101）The push rod of steering （102）, the push rod（102）Including fixed core（103）And the telescopic rod to stretch relative to fixed core（104）, it is described Push rod（102）It is controlled by controller（110）, the controller（110）It connects oriented controller and sends turning for turn signal To switch（111）, it is characterized in that：The controller（110）It is connected with to detect the telescopic rod（104）Relative to fixation The body of rod（103）The displacement sensor of stroke（112）, the displacement sensor includes fixed part and movable part, described Fixed part be fixed on the fixed core, the movable part is fixed on the telescopic rod, described turns To switch stop to controller send turn signal when described in the controller push rod described according to stroke instruction reset During driving deflecting roller returns automatically.
- Device during 2. self-walking aerial working platform deflecting roller according to claim 1 returns automatically, it is characterized in that：Described Push rod is electric pushrod, and the fixed core is the body of electric pushrod, and the telescopic rod is the telescopic rod of electric pushrod.
- Device during 3. self-walking aerial working platform deflecting roller according to claim 1 returns automatically, it is characterized in that：Described Push rod is hydraulic cylinder, and the fixed core is the cylinder body of hydraulic cylinder, and the telescopic rod is the piston rod of hydraulic cylinder.
- Device during 4. self-walking aerial working platform deflecting roller according to claim 1 returns automatically, it is characterized in that：Described Displacement sensor is linear displacement transducer.
- Device during 5. self-walking aerial working platform deflecting roller according to claim 1 returns automatically, it is characterized in that：The device Including a crane span structure（105）, two wheel carriers（106）, the crane span structure（105）Both ends difference rolling assembling one described in wheel carrier （106）, each wheel carrier（106）Deflecting roller described in upper installation one（101）, described two wheel carriers（106）Between set There is steering link（107）, the fixed core（103）It is assemblied in the crane span structure（105）On, the telescopic rod（104）'s End and the steering link（107）Driving assembling.
- Device during 6. self-walking aerial working platform deflecting roller according to claim 5 returns automatically, it is characterized in that：Described Wheel carrier（106）On be fixed with steering arm（108）, the steering link（107）Both ends respectively pass through a transiting rod（109）With Described two wheel carriers（106）Steering arm（108）Connection, the transiting rod（109）Both ends turn respectively through axis pin with described To arm（108）, steering link（107）Connection, connects and connects institute on one end of the steering link and the axis pin of the transiting rod State the end of telescopic rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721747991.5U CN207551863U (en) | 2017-12-14 | 2017-12-14 | Device during self-walking aerial working platform deflecting roller returns automatically |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721747991.5U CN207551863U (en) | 2017-12-14 | 2017-12-14 | Device during self-walking aerial working platform deflecting roller returns automatically |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207551863U true CN207551863U (en) | 2018-06-29 |
Family
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721747991.5U Active CN207551863U (en) | 2017-12-14 | 2017-12-14 | Device during self-walking aerial working platform deflecting roller returns automatically |
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| CN (1) | CN207551863U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110126912A (en) * | 2019-05-13 | 2019-08-16 | 成都凯天电子股份有限公司 | Control back the self-aligning steering system of positive locomotive work platform |
-
2017
- 2017-12-14 CN CN201721747991.5U patent/CN207551863U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110126912A (en) * | 2019-05-13 | 2019-08-16 | 成都凯天电子股份有限公司 | Control back the self-aligning steering system of positive locomotive work platform |
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