CN203606943U - Remote control system for engineering machine - Google Patents
Remote control system for engineering machine Download PDFInfo
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- CN203606943U CN203606943U CN201320809049.2U CN201320809049U CN203606943U CN 203606943 U CN203606943 U CN 203606943U CN 201320809049 U CN201320809049 U CN 201320809049U CN 203606943 U CN203606943 U CN 203606943U
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- controller
- receiver
- steering order
- module
- telechiric device
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P90/00—Enabling technologies with a potential contribution to greenhouse gas [GHG] emissions mitigation
- Y02P90/02—Total factory control, e.g. smart factories, flexible manufacturing systems [FMS] or integrated manufacturing systems [IMS]
Abstract
The utility model provides a remote control system for an engineering machine. The remote control system comprises a remote control device and a controller, wherein the remote control device is used for outputting a control instruction for controlling working of an electromagnetic valve in the engineering machine to an electromagnetic valve driving mechanism and the controller and sending a state signal for reflecting the outputting state of the control instruction outputted by the remote control device to the electromagnetic valve driving mechanism; the controller is connected with the remote control device in a coupling manner and is used for outputting the received control instruction to the electromagnetic valve driving mechanism when the state signal indicates that the outputting state is abnormal. The remote control system provided by the utility model has the advantages that by adoption of the technical scheme, the problems that a spare control mode cannot be provided in the single control mode and the fault points and the production cost are increased in the existing multi-mode control scheme in the prior art are solved, so that the effect that the spare scheme is adopted for remotely controlling the electromagnetic valve in time without increasing the hardware cost and the fault points of the system can be guaranteed.
Description
Technical field
The utility model relates to the control field of engineering machinery, in particular to a kind of telechirics of engineering machinery.
Background technology
At present, engineer machinery operation control adopts following three kinds of modes to realize.
Scheme one: as shown in Figure 1, telepilot transmitter is passed to receiver by transmission of wireless signals by steering order, the bus signals that receiver is resolved instruction and is converted into response utilizes CAN bus to be sent to logic control element.Control panel gathers the input signal of all kinds of electric control signals as logic control element, and logic control element receives instruction, and analysis instruction is also made response action, as drives each jib solenoid valve realization certainly to control jib.Along with the utilization of CAN bus in engineering machinery, this is the most general in the market a kind of mode.
Scheme two: as shown in Figure 2, telepilot transmitter is passed to receiver by transmission of wireless signals by steering order, receiver is resolved instruction and is controlled its internal circuit, directly drives the electric signal of each solenoid valve to make each valve make corresponding actions by receiver output.
Scheme three: as shown in Figure 3, telepilot transmitter is passed to receiver by transmission of wireless signals by steering order, the bus signals that receiver is resolved instruction and is converted into response utilizes CAN bus to be sent to logic control element.Logic control element receives instruction, and analysis instruction is also made the electric signal that responds each solenoid valve of action.Receiver is controlled its internal circuit in sending CAN Bus number, is directly driven the electric signal of each solenoid valve by receiver output.Two-way drives the signal of solenoid valve to process at signal processing module, after selecting protection to wait to process, has signal processing module to export a road and finally controls electric signal and drive each solenoid valve to move.
There is following defect in above-mentioned three kinds of implementations: no matter be scheme one or scheme two, single control model breaks down and cannot continue normal work, delays project progress; When control system breaks down suddenly cannot normally work time, may cause tremendous economic loss, the serious consequences such as such as pump truck plugging; Scheme three provides alternative scheme, but has also increased a trouble spot simultaneously: signal processing module.If third party device (signal processing module) breaks down, may cause system signal cannot driven electromagnetic valve work and the delivery outlet of remote controller receiver and controller is caused and disturbs or damage.
For the problems referred to above in correlation technique, there is no at present solution effectively.
Utility model content
The utility model aims to provide a kind of telechirics of engineering machinery, can guarantee to adopt in time alternative scheme to carry out remote control to solenoid valve in the situation that not increasing system hardware cost and trouble spot.
To achieve these goals, according to an aspect of the present utility model, a kind of telechirics of engineering machinery is provided, comprise: telechiric device, for being used for the steering order of control engineering machinery electromagnetic valve work to magnetic valve driving mechanism and controller output, and export the status signal of the output state of described steering order to described controller transmission to described magnetic valve driving mechanism for reflecting described telechiric device; Described controller, is of coupled connections with described telechiric device, in the time that the output state of described status signal indication is abnormal, the described steering order receiving is exported to described magnetic valve driving mechanism.
Preferably, described telechiric device comprises: transmitter, for send described steering order and described status signal to receiver; Described receiver, is connected with described Emitter-coupling, for exporting described steering order, and forwards described steering order and described status signal to described controller.
Preferably, described transmitter comprises: the first sending module, is of coupled connections with described receiver, for sending described steering order to described receiver; The second sending module, is of coupled connections with described receiver, for sending described status signal to described receiver.
Preferably, described receiver comprises: receiver module, is connected with described Emitter-coupling, for receiving described steering order and described status signal; Output module, is of coupled connections with described receiver module, for exporting described steering order; Forwarding module, is of coupled connections with described controller, for forward described steering order and described status signal to described controller.
Preferably, described receiver also comprises: the 3rd sending module, is of coupled connections with described controller, for sending the heartbeat signal for judging the communications status between telechirics and described controller to described controller.
Preferably, also comprise: wireless communication module, is connected between described telechiric device and described controller, for realize the information interaction between described telechiric device and described controller by the mode of radio communication.
Application the technical solution of the utility model, because controller can be in the time that telechiric device can not be exported steering order, output steering order, therefore, what solved that in prior art, single control model exists cannot provide control model for subsequent use, and the increase trouble spot of existing multi-mode control program existence and the problem of production cost, thereby can guarantee to adopt in time alternative scheme to carry out remote control to solenoid valve in the situation that not increasing system hardware cost and trouble spot.
Accompanying drawing explanation
The Figure of description that forms the application's a part is used to provide further understanding of the present utility model, and schematic description and description of the present utility model is used for explaining the utility model, does not form improper restriction of the present utility model.In the accompanying drawings:
Fig. 1 is according to the structural representation of the telechirics of correlation technique;
Fig. 2 is another structural representation according to the telechirics of correlation technique;
Fig. 3 is the another structural representation according to the telechirics of correlation technique;
Fig. 4 is according to the structured flowchart of the telechirics of the engineering machinery of the utility model embodiment;
Fig. 5 is according to the structured flowchart of the telechirics of the engineering machinery of the utility model preferred embodiment;
Fig. 6 is according to the principle schematic of the telechirics of the engineering machinery of the utility model preferred embodiment;
Fig. 7 is the workflow schematic diagram according to the telechirics of the engineering machinery of the utility model preferred embodiment.
Embodiment
Describe below with reference to the accompanying drawings and in conjunction with the embodiments the utility model in detail.It should be noted that, in the situation that not conflicting, the feature in embodiment and embodiment in the application can combine mutually.
It should be noted that, the implication being below of coupled connections includes but not limited to: wireless connections, wired connection.
Fig. 4 is according to the structured flowchart of the telechirics of the engineering machinery of the utility model embodiment.As shown in Figure 4, this system comprises:
In the present embodiment, as shown in Figure 5, telechiric device 40 comprises: transmitter 400, for send above-mentioned steering order and above-mentioned status signal to receiver 402; Receiver 402, is of coupled connections with transmitter 400, for exporting above-mentioned steering order, and forwards above-mentioned steering order and above-mentioned status signal to controller 42.
Wherein, as shown in Figure 5, transmitter 400 comprises: the first sending module 4000, is of coupled connections with receiver 402, for sending above-mentioned steering order to receiver 402; The second sending module 4002, is of coupled connections with receiver 402, for sending above-mentioned status signal to receiver 402.It should be noted that, in the specific implementation, the first sending module 4000 and the second sending module 4002 can be merged into a sending module, and for example, it all can be realized by a radio frequency chip, can certainly realize by a radio frequency chip respectively.
As shown in Figure 5, receiver 402 comprises: receiver module 4020, be of coupled connections with transmitter 400, and for receiving above-mentioned steering order and above-mentioned status signal, this receiver module can be realized by a radio-frequency module; Output module 4022, is of coupled connections with receiver module 4020, and for exporting above-mentioned steering order, this output module 4022 can be, but not limited to realize by bus interface, can be also the interface of other form; Forwarding module 4024, is of coupled connections with controller 42, and for forward above-mentioned steering order and above-mentioned status signal to controller 42, this forwarding module 4024 can be realized by a serial ports, also can realize by a wireless communication module.In the present embodiment, controller 42 and forwarding module 4024 can pass through wired connection, also can be wireless, and for the latter, can utilize wireless communication module 44 to realize.
As shown in Figure 5, receiver 402 can also comprise: the 3rd sending module 4026, is of coupled connections with controller 42, for the heartbeat signal sending for judging the communications status between telechiric device and controller to controller 42.In the present embodiment, controller 42 and the 3rd sending module 4026 can pass through wired connection, also can be wireless, and for the latter, can utilize wireless communication module 44 to realize.
In the present embodiment, telechiric device can adopt wired mode to be connected with controller, for example CAN bus, also can adopt the mode of radio communication to realize wireless connections, for the latter, as shown in Figure 5, above-mentioned telechirics can also comprise: wireless communication module 44, be connected between above-mentioned telechiric device 40 and above-mentioned controller 42, for realize the information interaction between above-mentioned telechiric device and above-mentioned controller by the mode of radio communication.
In order to understand better above-described embodiment, describe in detail below in conjunction with a preferred embodiment.
As shown in Figure 6, the present embodiment provides a kind of telechirics of engineering machinery, and the telechiric device 40 in this telechirics has the output signal of two types; One class is the electric control signal (being equivalent to above-mentioned steering order) that can directly be driven electromagnetic valve work by telechiric device 40; One class is the message signale (can obtain above-mentioned steering order after parsing) that needs parsing, and above-mentioned two kinds of signals all can be referred to as steering order.
Controller 42(is logic control element) there is signal reception, signal analysis, signal judgement, signal resolution, the functions such as signal output;
Between telechiric device 40 and controller 42, judge communication state the condition that output is controlled as controller thus by heartbeat signal;
In telechiric device 40, the duty of the direct electric control signal of zone bit reaction telechiric device of the packet of information interaction;
The output of the two path control signal that telechiric device 40 and controller 42 are exported is mutual exclusion, thereby effectively having avoided interference and the infringement in remote control process.
As shown in Figure 7, the communication mechanism of telechiric device and controller and information interaction are roughly as follows:
1. telechiric device and controller are switched on and are completed initial work separately;
2. telechiric device sends heartbeat signal and zone bit information according to agreement toward assigned address;
3. do not receive telechiric device heartbeat signal, close all corresponding output channels; If heartbeat signal normally carries out next step;
4. receiving flag position information judgement: normally whether the output of telechiric device electric control signal (being whether electric signal circuit is normal).If normal, close all corresponding output channels; If telechiric device electric control signal output abnormality, starts corresponding output channel;
5. when starting controller output channel, other normal signals in bus are resolved, provide corresponding output according to the control signal of telechiric device transmitter output, drive each electromagnetic valve work by magnetic valve driving mechanism;
In sum, above-described embodiment of the present utility model has been realized following beneficial effect: independently control for whole telechirics provides two-way, thereby ensured that main control pattern is in the time breaking down, system can start immediately auxiliary control model and construct.The progress that has ensured engineering, has improved work efficiency, the loss of having avoided the reasons such as plugging to cause; The signal of two-way control solenoid valve does not need to increase additional modules processing, in the cost-effective fault that causes due to additional module self reason avoided simultaneously.
The foregoing is only preferred embodiment of the present utility model, be not limited to the utility model, for a person skilled in the art, the utility model can have various modifications and variations.All within spirit of the present utility model and principle, any modification of doing, be equal to replacement, improvement etc., within all should being included in protection domain of the present utility model.
Claims (6)
1. a telechirics for engineering machinery, is characterized in that, comprising:
Telechiric device, for being used for the steering order of control engineering machinery electromagnetic valve work to magnetic valve driving mechanism and controller output, and export the status signal of the output state of described steering order to described controller transmission to described magnetic valve driving mechanism for reflecting described telechiric device;
Described controller, is of coupled connections with described telechiric device, in the time that the output state of described status signal indication is abnormal, the described steering order receiving is exported to described magnetic valve driving mechanism.
2. system according to claim 1, is characterized in that, described telechiric device comprises:
Transmitter, for sending described steering order and described status signal to receiver;
Described receiver, is connected with described Emitter-coupling, for exporting described steering order, and forwards described steering order and described status signal to described controller.
3. system according to claim 2, is characterized in that, described transmitter comprises:
The first sending module, is of coupled connections with described receiver, for sending described steering order to described receiver;
The second sending module, is of coupled connections with described receiver, for sending described status signal to described receiver.
4. system according to claim 2, is characterized in that, described receiver comprises:
Receiver module, is connected with described Emitter-coupling, for receiving described steering order and described status signal;
Output module, is of coupled connections with described receiver module, for exporting described steering order;
Forwarding module, is of coupled connections with described controller, for forward described steering order and described status signal to described controller.
5. system according to claim 4, is characterized in that, described receiver also comprises:
The 3rd sending module, is of coupled connections with described controller, for sending the heartbeat signal for judging the communications status between telechirics and described controller to described controller.
6. according to the system described in claim 1 to 5 any one, it is characterized in that, also comprise:
Wireless communication module, is connected between described telechiric device and described controller, for realize the information interaction between described telechiric device and described controller by the mode of radio communication.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320809049.2U CN203606943U (en) | 2013-12-10 | 2013-12-10 | Remote control system for engineering machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320809049.2U CN203606943U (en) | 2013-12-10 | 2013-12-10 | Remote control system for engineering machine |
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| CN203606943U true CN203606943U (en) | 2014-05-21 |
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| CN201320809049.2U Expired - Fee Related CN203606943U (en) | 2013-12-10 | 2013-12-10 | Remote control system for engineering machine |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104500023B (en) * | 2014-11-26 | 2017-05-17 | 北京市三一重机有限公司 | Rotary drilling rig and control system thereof |
| CN112820096A (en) * | 2020-12-30 | 2021-05-18 | 中联重科股份有限公司 | Remote control system and method for engineering machinery supporting leg and engineering machinery |
| CN115331417A (en) * | 2022-07-11 | 2022-11-11 | 中联重科股份有限公司 | Method for monitoring frequency of remote controller, controller and pumping equipment |
-
2013
- 2013-12-10 CN CN201320809049.2U patent/CN203606943U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104500023B (en) * | 2014-11-26 | 2017-05-17 | 北京市三一重机有限公司 | Rotary drilling rig and control system thereof |
| CN112820096A (en) * | 2020-12-30 | 2021-05-18 | 中联重科股份有限公司 | Remote control system and method for engineering machinery supporting leg and engineering machinery |
| CN115331417A (en) * | 2022-07-11 | 2022-11-11 | 中联重科股份有限公司 | Method for monitoring frequency of remote controller, controller and pumping equipment |
| CN115331417B (en) * | 2022-07-11 | 2023-11-17 | 中联重科股份有限公司 | Method for monitoring frequency of remote controller, controller and pumping equipment |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140521 Termination date: 20161210 |
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| CF01 | Termination of patent right due to non-payment of annual fee |