CN201264890Y - Remote steering control apparatus for leading steering controlled wheel type loader - Google Patents
Remote steering control apparatus for leading steering controlled wheel type loader Download PDFInfo
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- CN201264890Y CN201264890Y CNU2008201501981U CN200820150198U CN201264890Y CN 201264890 Y CN201264890 Y CN 201264890Y CN U2008201501981 U CNU2008201501981 U CN U2008201501981U CN 200820150198 U CN200820150198 U CN 200820150198U CN 201264890 Y CN201264890 Y CN 201264890Y
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Abstract
The utility model discloses a remote steering control device of a wheel loader of a pilot steering control, comprising a working pump, a pilot pump, a redirector, a hydraulic-control pilot reversing valve and two steering hydrocylinders which belong to the prior steering control device, and also comprising a remote steering control module which is additionally arranged and comprises an electromagnetic reversing valve and an electro-hydraulic proportional reducing valve; wherein, the electro-hydraulic proportional reducing valve is mainly used for realizing a remote simulation operation, i.e. realizing the proportional operation form of the steering control; and the electromagnetic reversing valve is used for realizing the change of the left steering and the right steering of the wheel loader. The remote steering control device realizes the simulated manual operation of the wheel loader, and realizes the isolation between the manual operation and the remote operation; the manual operation and the remote operation are capable of coexisting; and the utility model adopts the modulization design, thus simplifying the operation system and improving the reliability.
Description
Technical field
The utility model relates to the remote control steering controlling device that a kind of guide of employing turns to the wheel type loader of control.
Background technology
Along with the continuous development of digital communication technology and the continuous upgrading of work machine operation control system, especially the technological advance and the application of electro-hydraulic proportional valve and other dedicated devices, make construction machinery and equipment speed-change and gearshift, turn to, the various systems such as action of braking and equipment can both realize electrical control, so installing additional of construction machinery and equipment wireless remote control operating system becomes possibility.The construction machinery and equipment of wireless remote control is applicable to the production operation under all kinds of dangerous operating modes, mainly can be applicable to scarfing cinder operation under the production operation, steel mill's stove of garbage disposal, active area and such as the operation of occasions such as tunnel, ore deposit kiln, cabin, toxic and harmful.
Usually, as shown in Figure 1, adopt the guide turn to control wheel type loader steering controlling device its mainly comprise working barrel 1, pioneer pump 2, deflector 3, hydraulic control pilot reversing valve 4 and two turn to oil cylinder 5 and 6, deflector 3 is provided with coupling end 31,32,33 and 34, hydraulic control pilot reversing valve 4 is provided with coupling end 41,42,43,44,45 and 46, two turn to oil cylinder 5 and 6 to be respectively equipped with rod chamber 51 and 61 and rodless cavity 52 and 62, turn left when operating deflector 3 manually, guide's oil circuit is before leads in the pump 2 through the coupling end 32 of deflector 3 and 33 and flow into the coupling end 45 of hydraulic control pilot reversing valve 4 along guide's oil circuit M3, open hydraulic control pilot reversing valve 4 spools, make working oil path from the coupling end 41 of working barrel 1 through hydraulic control pilot reversing valve 4,43 and 44 flow into rodless cavity 62 that turns to oil cylinder 6 and the rod chamber 51 that turns to oil cylinder 5 respectively, promote wheel type loader and turn left; This moment, guide oil flowed back to fuel tank 7 through the coupling end 46 of hydraulic control pilot reversing valve 4 to the coupling end 34 and 31 of deflector 3 by loop oil pipe 8; The rodless cavity 52 that turns to oil cylinder 5 that turns to rod chamber 61 oil circuits of oil cylinder 6 to flow into, rod chamber 51 oil circuits that turn to oil cylinder 5 flow into the rodless cavity 62 that turns to oil cylinder 6, work the power-assist effect that turns to.Otherwise principle of work is identical with it during right-hand rotation, and its guide oil curb N3 flows.
In the prior art, what the remote controller of the command and control system that wheel type loader installs additional steering swivel system adopted is the one way master mode, and when the projector et out of order can not send signal, receptor still always according to original command execution action, caused accident easily.Above-mentioned command and control system can not realize the analog manual operation to wheel type loader fully, and manual and remote control two cover operating systems can not rationally coexist, and complex operation, system complex, and system reliability is poor.
Summary of the invention
Technical problem to be solved in the utility model provides the remote control steering controlling device that a kind of guide turns to the wheel type loader of control, use this steering hardware and realized analog manual operation wheel type loader, the isolation of manual and remote manipulation and the coexistence of two cover operation modes have been realized, and employing modular design, simplify operating system, improved the reliability of system.
For solving the problems of the technologies described above, the utility model guide turns to the remote control steering controlling device of the wheel type loader of control, the working barrel 1 that comprises steering controlling device, pioneer pump 2, deflector 3, hydraulic control pilot reversing valve 4 and two turn to oil cylinder 5 and 6, described deflector 3 is provided with four coupling ends 31,32,33 and 34, described hydraulic control pilot reversing valve 4 is provided with six coupling ends 41,42,43,44,45 and 46, the described oil cylinder 5 and 6 that turns to is provided with rod chamber 51,61 and rodless cavity 52,62, the coupling end 32 of described deflector 3 connects the mouth of described pioneer pump 2, the coupling end 33 of described deflector (3) connects the coupling end 45 of described hydraulic control pilot reversing valve 4 by guide's oil circuit M3, the coupling end 34 of described deflector 3 connects the coupling end 46 of described hydraulic control pilot reversing valve 4 by guide's oil circuit N3, the described rod chamber 51 of oil cylinder 5 that turns to connects the described rodless cavity 62 that turns to oil cylinder 6, the described rodless cavity 52 of oil cylinder 5 that turns to connects the described rod chamber 61 that turns to oil cylinder 6, the coupling end 43 of described hydraulic control pilot reversing valve 4 and 44 is connected the described rodless cavity 62 that turns to the rodless cavity 52 of oil cylinder 5 and turn to oil cylinder 6 respectively, the coupling end 41 of described hydraulic control pilot reversing valve 4 connects the mouth of described working barrel 1, the coupling end 31 of described deflector 3 is connected fuel tank 7 with the coupling end 42 of hydraulic control pilot reversing valve 4 by loop oil pipe 8, this control setup also comprises solenoid directional control valve A and electro-hydraulic proportional reducing valve B, described solenoid directional control valve A is provided with coupling end A1, A2, A3 and A4, described electro-hydraulic proportional reducing valve B is provided with coupling end B1, B2 and B3, the coupling end B2 of described electro-hydraulic proportional reducing valve B connects the mouth of pioneer pump 2, the coupling end B3 difference link circuit oil pipe 8 of described electro-hydraulic proportional reducing valve B and the coupling end A2 of solenoid directional control valve A, the coupling end B1 of described electro-hydraulic proportional reducing valve B connects the coupling end A1 of described solenoid directional control valve A, and the coupling end A3 of described solenoid directional control valve A is connected guide's oil circuit M3 and N3 respectively with A4.
Because a kind of guide of the utility model turns to the remote control steering controlling device of the wheel type loader of control to adopt technique scheme, promptly on the basis of the steering controlling device of former wheel type loader, install the remote control of forming by solenoid directional control valve and electro-hydraulic proportional reducing valve additional and turn to control module, wherein, electro-hydraulic proportional reducing valve is mainly in order to realize remote operated simulated operation, promptly realize turning to the operation sequential form of control, the change of solenoid directional control valve in order to realize turning to about wheel type loader.This remote control steering controlling device has been realized the analog manual operation to wheel type loader, has realized the isolation of manual and remote manipulation and the coexistence of two cover operation modes, and has adopted modular design, has simplified operating system, has improved the reliability of system.
Description of drawings
The utility model is described in further detail below in conjunction with drawings and embodiments:
Fig. 1 is the scheme drawing that the employing guide turns to the wheel type loader steering controlling device of control,
Fig. 2 turns to the scheme drawing of the remote control steering controlling device of control wheel type loader for this guide.
The specific embodiment
As shown in Figure 2, a kind of guide of the utility model turns to the remote control steering controlling device of the wheel type loader of control, the working barrel 1 that comprises steering controlling device, pioneer pump 2, deflector 3, hydraulic control pilot reversing valve 4 and two turn to oil cylinder 5 and 6, described deflector 3 is provided with four coupling ends 31,32,33 and 34, described hydraulic control pilot reversing valve 4 is provided with six coupling ends 41,42,43,44,45 and 46, the described oil cylinder 5 and 6 that turns to is provided with rod chamber 51,61 and rodless cavity 52,62, the coupling end 32 of described deflector 3 connects the mouth of described pioneer pump 2, the coupling end 33 of described deflector 3 connects the coupling end 45 of described hydraulic control pilot reversing valve 4 by guide's oil circuit M3, the coupling end 34 of described deflector 3 connects the coupling end 46 of described hydraulic control pilot reversing valve 4 by guide's oil circuit N3, the described rod chamber 51 of oil cylinder 5 that turns to connects the described rodless cavity 62 that turns to oil cylinder 6, the described rodless cavity 52 of oil cylinder 5 that turns to connects the described rod chamber 61 that turns to oil cylinder 6, the coupling end 43 of described hydraulic control pilot reversing valve 4 and 44 is connected the described rodless cavity 62 that turns to the rodless cavity 52 of oil cylinder 5 and turn to oil cylinder 6 respectively, the coupling end 41 of described hydraulic control pilot reversing valve 4 connects the mouth of described working barrel 1, the coupling end 31 of described deflector 3 is connected fuel tank 7 with the coupling end 42 of hydraulic control pilot reversing valve 4 by loop oil pipe 8, this control setup also comprises solenoid directional control valve A and electro-hydraulic proportional reducing valve B, described solenoid directional control valve A is provided with coupling end A1, A2, A3 and A4, described electro-hydraulic proportional reducing valve B is provided with coupling end B1, B2 and B3, the coupling end B2 of described electro-hydraulic proportional reducing valve B connects the mouth of pioneer pump 2, the coupling end B3 difference link circuit oil pipe 8 of described electro-hydraulic proportional reducing valve B and the coupling end A2 of solenoid directional control valve A, the coupling end B1 of described electro-hydraulic proportional reducing valve B connects the coupling end A1 of described solenoid directional control valve A, and the coupling end A3 of described solenoid directional control valve A is connected guide's oil circuit M3 and N3 respectively with A4.
This remote control steering controlling device can be realized M/C or the remote manipulation that wheel type loader turns to, when M/C, electro-hydraulic proportional reducing valve B is not because, so this valve is not worked, so guide's oil circuit is without electro-hydraulic proportional reducing valve B, when manual steering device 3 turned left, guide oil was through guide's oil circuit M3, when the manual steering device was turned right, guide oil was through guide's oil circuit N3; This moment, wheel type loader handling maneuver principle was identical with prior art;
And when remote manipulation, the hydraulic principle of this remote control steering controlling device is: electro-hydraulic proportional reducing valve B gets electric work during the remote manipulation wheel type loader, during left-hand rotation, the left chamber of solenoid directional control valve (A) gets, the coupling end A1 of solenoid directional control valve (A) and A3 connection, coupling end A2 and A4 are communicated with, during right-hand rotation, the right chamber of solenoid directional control valve (A) gets electric, and the coupling end A1 of solenoid directional control valve (A) and A4 connection, coupling end A2 and A3 are communicated with; When remote control is turned left, guide oil through the coupling end B2 of electro-hydraulic proportional reducing valve B enter, coupling end B1 flows out and the coupling end A1 that flow to solenoid directional control valve A flows out to coupling end A3, enter into the coupling end 45 of hydraulic control pilot reversing valve 4 then through guide's oil circuit M3, hydraulic control this moment pilot reversing valve 4 is opened, working oil path from the mouth of working barrel 1 through the coupling end 41 of hydraulic control pilot reversing valve 4 enter, coupling end 43 flows out, and flow into rodless cavity 52 that turns to oil cylinder 5 and the rod chamber 61 that turns to oil cylinder 6 respectively, promote wheel type loader and turn left; This moment, guide oil by loop oil pipe 8 flowed into fuel tanks 7 through guide's oil circuit N3 to coupling end A4 and the A2 of solenoid directional control valve A through the coupling end 46 of hydraulic control pilot reversing valve 4; The rodless cavity 62 that turns to rod chamber 51 oil circuits of oil cylinder 5 to flow into to turn to oil cylinder 6, rod chamber 61 oil circuits that turn to oil cylinder 6 flow into and turn to oil cylinder 5 rodless cavities 52, work the power-assist effect that turns to.At this moment, adjust the aperture of electro-hydraulic proportional reducing valve B by the angular dimension that promotes remote control transmitter emission rocking bar, thereby control the aperture and then the control of hydraulic control pilot reversing valve 4 spools and enter into the oil pressure control wheel type loader left-hand rotation speed that turns to oil cylinder 5 and 6 to adjust guide oil pressure.Otherwise principle of work is identical with it during right-hand rotation.
This remote control steering controlling device installs the remote control of being made up of solenoid directional control valve and electro-hydraulic proportional reducing valve additional and turns to control module on the steering controlling device basis of former wheel type loader, wherein, electro-hydraulic proportional reducing valve is mainly in order to realize remote operated simulated operation, promptly realize turning to the operation sequential form of control, the change of solenoid directional control valve in order to realize turning to about wheel type loader.In this remote control steering controlling device, wheel type loader has adopted HBC round trip master mode remote controller, when receptor does not receive the signal of projector, promptly stops operation automatically, and is safe and reliable, avoided the generation of safety misadventure.This remote control steering controlling device has been realized the analog manual operation to wheel type loader, has realized the isolation of manual and remote manipulation and the coexistence of two cover operation modes, and has adopted modular design, has simplified operating system, has improved the reliability of system.
Claims (1)
1, a kind of guide turns to the remote control steering controlling device of the wheel type loader of control, the working barrel (1) that comprises steering controlling device, pioneer pump (2), deflector (3), hydraulic control pilot reversing valve (4) and two turn to oil cylinder (5) and (6), described deflector (3) is provided with four coupling ends (31), (32), (33) and (34), described hydraulic control pilot reversing valve (4) is provided with six coupling ends (41), (42), (43), (44), (45) and (46), described oil cylinder (5) and (6) of turning to are provided with rod chamber (51), (61) and rodless cavity (52), (62), the coupling end (32) of described deflector (3) connects the mouth of described pioneer pump (2), the coupling end (33) of described deflector (3) connects the coupling end (45) of described hydraulic control pilot reversing valve (4) by guide's oil circuit (M3), the coupling end (34) of described deflector (3) connects the coupling end (46) of described hydraulic control pilot reversing valve (4) by guide's oil circuit (N3), the described rod chamber (51) of oil cylinder (5) that turns to connects the described rodless cavity (62) that turns to oil cylinder (6), the described rodless cavity (52) of oil cylinder (5) that turns to connects the described rod chamber (61) that turns to oil cylinder (6), coupling end (43) and (44) of described hydraulic control pilot reversing valve (4) are connected the described rodless cavity (62) that turns to the rodless cavity (52) of oil cylinder (5) and turn to oil cylinder (6) respectively, the coupling end (41) of described hydraulic control pilot reversing valve (4) connects the mouth of described working barrel (1), the coupling end (31) of described deflector (3) and the coupling end (42) of hydraulic control pilot reversing valve (4) are connected fuel tank (7) by loop oil pipe (8), it is characterized in that: also comprise solenoid directional control valve (A) and electro-hydraulic proportional reducing valve (B), described solenoid directional control valve (A) is provided with coupling end (A1), (A2), (A3) and (A4), described electro-hydraulic proportional reducing valve (B) is provided with coupling end (B1), (B2) and (B3), the coupling end (B2) of described electro-hydraulic proportional reducing valve (B) connects the mouth of pioneer pump (2), coupling end (B3) the difference link circuit oil pipe (8) of described electro-hydraulic proportional reducing valve (B) and the coupling end (A2) of solenoid directional control valve (A), the coupling end (B1) of described electro-hydraulic proportional reducing valve (B) connects the coupling end (A1) of described solenoid directional control valve (A), and coupling end (A3) and (A4) of described solenoid directional control valve (A) is connected guide's oil circuit (M3) and (N3) respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201501981U CN201264890Y (en) | 2008-06-27 | 2008-06-27 | Remote steering control apparatus for leading steering controlled wheel type loader |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201501981U CN201264890Y (en) | 2008-06-27 | 2008-06-27 | Remote steering control apparatus for leading steering controlled wheel type loader |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201264890Y true CN201264890Y (en) | 2009-07-01 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008201501981U Expired - Fee Related CN201264890Y (en) | 2008-06-27 | 2008-06-27 | Remote steering control apparatus for leading steering controlled wheel type loader |
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| Country | Link |
|---|---|
| CN (1) | CN201264890Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103671364A (en) * | 2012-09-12 | 2014-03-26 | 上海宝冶集团有限公司 | Steering electrohydraulic control system for remote control loading machine |
| CN104670302A (en) * | 2013-11-29 | 2015-06-03 | 比亚迪股份有限公司 | Remote control steering system for vehicle and vehicle with remote control steering system |
| CN107762991A (en) * | 2017-10-19 | 2018-03-06 | 北京易联创安科技发展有限公司 | A kind of remote control system for being used to control scraper or loading machine to walk |
-
2008
- 2008-06-27 CN CNU2008201501981U patent/CN201264890Y/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103671364A (en) * | 2012-09-12 | 2014-03-26 | 上海宝冶集团有限公司 | Steering electrohydraulic control system for remote control loading machine |
| CN103671364B (en) * | 2012-09-12 | 2015-12-23 | 上海宝冶集团有限公司 | Electrohydraulic control system is turned to for remote control loader |
| CN104670302A (en) * | 2013-11-29 | 2015-06-03 | 比亚迪股份有限公司 | Remote control steering system for vehicle and vehicle with remote control steering system |
| CN104670302B (en) * | 2013-11-29 | 2017-05-31 | 比亚迪股份有限公司 | Unmanned steering system for vehicle and the vehicle with the unmanned steering system |
| CN107762991A (en) * | 2017-10-19 | 2018-03-06 | 北京易联创安科技发展有限公司 | A kind of remote control system for being used to control scraper or loading machine to walk |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090701 Termination date: 20130627 |