CN202003197U - Mining hydraulic bracket controller, bracket control system - Google Patents
Mining hydraulic bracket controller, bracket control system Download PDFInfo
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- CN202003197U CN202003197U CN2010202756383U CN201020275638U CN202003197U CN 202003197 U CN202003197 U CN 202003197U CN 2010202756383 U CN2010202756383 U CN 2010202756383U CN 201020275638 U CN201020275638 U CN 201020275638U CN 202003197 U CN202003197 U CN 202003197U
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- frame signal
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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]
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Abstract
The utility model relates to a mining hydraulic bracket controller which comprises a processor module, a first signal regulate module, a second signal regulate module, a first communication interface and a second communication interface; the processor module generates a data frame signal or processes the data frame signal; the first signal regulate module is connected with the first communication interface and the processor module, receives a data frame signal of a first hydraulic bracket controller used for a neighbor mine to conduct shaping and filtering for the data frame signal, and then sends the data frame signal to the processor module for processing; the second signal regulate module is connected with the second communication interface and the processor module, receives the data frame signal sent by the processor module to conduct filtering and amplifying for the data frame signal, and then sends the data frame signal to a second hydraulic bracket controller used for the neighbor mine. The utility model also provides a bracket control system formed by a plurality of mining hydraulic bracket controllers. In the utility model, remote transmission can be realized without needing of repeater, no network terminator is needed, so that the part and the cost are saved.
Description
Technical field
The bracket control system that the utility model relates to a kind of mineral hydraulic bracket controller that is used for the coal mine fully-mechanized mining working hydraulic support, is made of mineral hydraulic bracket controller.
Background technology
Application number is to disclose a kind of mineral hydraulic bracket controller that is made of single line CAN bus in 200710118488.8 the application documents, as shown in Figure 1: this mineral hydraulic bracket controller is connected with four CAN telecommunication circuits that are made of single line CAN transceiver and CAN controller by an one-chip computer module, and the data message that one-chip computer module sends carries out generating behind the protocol analysis data frame signal that meets the CAN agreement and adjacent support or electrohydraulic control system monitoring host computer by CAN transceiver and CAN controller and communicates.
But, owing to the standard of CAN communication protocol is not to set at the coal mining industry, because the limitation of the attribute of CAN communication protocol own, bus often has the restriction of maximum node number, therefore under the situation of non-relay device, prior art can't realize the data transmission of long distance High-speed rate, so network node is subjected to quantitative restriction; For the communication protocol of bus form, need increase network terminal device at the two ends of backbone.
The utility model content
The purpose of this utility model is to provide a kind of mineral hydraulic bracket controller and bracket control system, need not can realize long-distance transmissions by repeater, need not network terminal device simultaneously, saves parts and cost.
A kind of mineral hydraulic bracket controller of the utility model comprises: processor module, the first signal condition module, secondary signal conditioning module, first communication interface, second communication interface;
Described processor module is used to the data frame signal that generates data frame signal or handle the first adjacent mineral hydraulic bracket controller;
The described first signal condition module, one end is connected with described first communication interface, the other end is connected with described processor module, be used for receiving the data frame signal of the described first adjacent mineral hydraulic bracket controller by described first communication interface, described data frame signal is carried out shaping and Filtering Processing, and send to described processor module processing;
Described secondary signal conditioning module one end is connected with described second communication interface, and the other end is connected with described processor module; Be used to receive the data frame signal that described processor module sends, described data frame signal carried out filtering and processing and amplifying, and send to the second adjacent mineral hydraulic bracket controller by described second communication interface.
The utility model also provides a kind of bracket control system that is made of above-mentioned mineral hydraulic bracket controller, comprise a plurality of mineral hydraulic bracket controllers, each described mineral hydraulic bracket controller comprises: processor module, the first signal condition module, secondary signal conditioning module, first communication interface, second communication interface;
Described processor module is used to the data frame signal that generates data frame signal or handle the first adjacent mineral hydraulic bracket controller;
The described first signal condition module, one end is connected with described first communication interface, the other end is connected with described processor module, be used for receiving the data frame signal of the described first adjacent mineral hydraulic bracket controller by described first communication interface, described data frame signal is carried out shaping and Filtering Processing, and send to described processor module processing;
Described secondary signal conditioning module one end is connected with described second communication interface, and the other end is connected with described processor module; Be used to receive the data frame signal that described processor module sends, described data frame signal carried out filtering and processing and amplifying, and send to the second adjacent mineral hydraulic bracket controller by described second communication interface.
By above scheme as can be seen, data frame signal in the utility model when promoting transfer rate and interference rejection ability, has guaranteed the transmission range that meets the demands after amplifying through the driving of signal conditioning circuit, need not repeater, network node quantity is unrestricted; In addition, processor module is finished the generative process of data frame signal according to set communication protocol, need not network terminal device, has saved parts and cost, and simplied system structure reduces possible trouble spot.
Description of drawings
Fig. 1 is the structural representation of the bracket controller that is made of single line CAN bus in the prior art;
Fig. 2 is the structural representation of mineral hydraulic bracket controller of the present utility model;
Fig. 3 is the structural drawing of 4 core telecommunication cables of the present utility model and adapter assembly;
Fig. 4 is the process flow diagram of bracket control system communication means of the present utility model;
Fig. 5 is the structural representation of mining hydraulic bracket controller in the preferred embodiment of the present utility model;
Fig. 6 is the structural representation of signal condition module among the embodiment.
Embodiment
Fig. 2 is the structural representation of mineral hydraulic bracket controller of the present utility model, as shown in the figure, comprise a processor module as central processing unit, processor module is connected with two signal condition modules, the i.e. first signal condition module among the figure, secondary signal conditioning module (any one signal condition module is served as the role of the first signal condition module when the receiving data frames signal, serve as the role of secondary signal conditioning module when transmitting data frame signal); Each signal condition module is connected with a communication interface, i.e. first communication interface among the figure, second communication interface.In the utility model, when mineral hydraulic bracket controller during as the source transmitting terminal of data-signal, processor module is responsible for generating data frame signal according to predetermined communication protocol rule; When mineral hydraulic bracket controller during as the purpose receiving end of data-signal, processor module is responsible for handling received data frame signal; When mineral hydraulic bracket controller during as the transferring equipment of data-signal, the data frame signal that processor module is responsible for receiving is forwarded to next mineral hydraulic bracket controller.
Two signal condition modules all can be used for receiving or sending data frame signal, when receiving the data frame signal of adjacent mineral hydraulic bracket controller, the data frame signal that receives are carried out shaping and Filtering Processing, and send to processor module and handle; When needs are transmitted the data frame signal of adjacent mineral hydraulic bracket controller, described data frame signal is carried out filtering and processing and amplifying, and the communication interface of passing through to be connected sends to next adjacent mineral hydraulic bracket controller.
It is suitable equally that the utility model is directed to the CAN bus communication mode of present CAN communication protocol, but owing to use the mineral hydraulic bracket controller of CAN communication protocol to be subjected to the restriction of the attribute of CAN communication protocol own, for example, the CAN protocol communication adopts the mode of polling mode and half-duplex operation, reduced communication speed, and the CAN bus mode can not be carried out data transmission etc. at a plurality of nodes of synchronization, as further improvement of the utility model, in a preferred embodiment, the utility model adopts full-duplex communication, for example, universal asynchronous reception/transmission signal UART mode, to realize to carry out data transmission at synchronization between the heterogeneous networks node, realize the parallel processing of data.In addition, the utility model also provides the special communication protocol that designs for mineral hydraulic bracket controller, and the corresponding communication protocol is provided, and is satisfying under the prerequisite of requirement that the underground communication cable is 4 core cables the communication mode of realization full duplex.As shown in Figure 3, employed 4 communications cables are respectively that one road UART sends cable, one road UART receiving cable, and one road power cable, one road ground wire cable, signal cable has different functional definitions according to actual interface function difference.Communication protocol of the present utility model adopts the communication mode of full duplex, and the data frame signal of communicating by letter between controller has fixing byte number, comprises different fields: start field, sequence number field and data field.
The reference position of start field nominal data frame signal can be learned the position that Frame information begins according to reference position.
The sending order of sequence number field unlabeled data frame signal is convenient to sort when received data frame signal is handled as the mineral hydraulic bracket controller of purpose receiving end.
Data field is the actual data message that will send, and comprises all information of carrying out logic control.Can realize communicating by letter by data field with the point-to-point of adjacent support, communication protocol is each node in network ID of each node that distributed unique definition according to certain rule, can also comprise the identification information that has carried mineral hydraulic bracket controller in the data field; When each node sends data frame signal, the identification information that comprises sending node in the data frame signal that sends, in the entire bracket control system, all nodes that are positioned between source transmitting terminal and purpose receiving end all can be received the data frame signal that the source transmitting terminal sends, and this Frame information of processing is transmitted or received to decision whether after judging identification information.Not only can realize adjacent support control by this field, can also realize the control in groups of each support, only need the starting and ending ID that in identification information, writes the mineral hydraulic bracket controller that needs control to get final product.In addition, can also satisfy of the requirement of remote monitoring main frame to data transmission.And, in data message, write the broadcasting field and also can realize between each mineral hydraulic bracket controller and the point-to-area broadcast communication of remote host and mineral hydraulic bracket controller.
According to above-mentioned communication mechanism of the present utility model, the utility model provides the communication means of corresponding mineral hydraulic bracket controller system, as shown in Figure 4, when a plurality of mineral hydraulic bracket controllers communicate, the first adjacent mineral hydraulic bracket controller is as the source transmitting terminal, its processor module generates data frame signal according to communication protocol, the first signal condition module of mineral hydraulic bracket controller of data frame signal that receives the first adjacent mineral hydraulic bracket controller is by the first communication interface receiving data frames signal, the data frame signal is carried out shaping and Filtering Processing, and send to its processor module processing (S1); Data frame signal (S2) is handled or transmitted to processor module to the data frame signal of the described first adjacent mineral hydraulic bracket controller; The data frame signal that secondary signal conditioning module receiving processor module sends is carried out filtering and processing and amplifying to the data frame signal, and is sent to the second adjacent mineral hydraulic bracket controller (S3) by the second communication interface.
As the further improvement to above-mentioned communication protocol mechanism, the utility model is replied and wrong retransmission mechanism data link layer being provided with according to the importance of Various types of data and different requirements to real-time, has improved the performance of anti-interference and error checking aspect.Can also containing type field and check field in the field of forming data frame signal.
Type field is used for the priority of judgment data frame signal, and the data frame signal of high priority preferentially sends, and receiving node also can judge whether received data frame signal is replied according to the difference of type field simultaneously.In addition failure strategy can also be set, for example, according to the data frame signal that the type field needs are replied, if replied at the appointed time, then retransmit this Frame, still unresponsive situation behind the repeating transmission number of times that regulation occurs is then demarcated communication failure.Further, in order to alleviate the pressure of line traffic, as further improvement of the utility model,, just announce to make a mistake as no response, and repeatedly retransmit, just up to sending the once task that sends of successfully calculating for important data; Big but allow the data of losing on a small quantity for some data volumes, just finish the once task that sends after sending data.Thereby guaranteed the reliable transmission of significant data, reduced the load of communication bus again to greatest extent.
Check field by and the correctness of the mode checking data frame signal of verification transmission.
In order to understand the utility model more clearly, below produce an application example of the present utility model, as shown in Figure 5, the processor module of mineral hydraulic bracket controller uses is the single-chip microcomputer with high performance kernel and a large amount of Peripheral Interface; Processor module is connected with two signal condition modules, the signal condition module is connected with a communication interface, processor module is connected with a display module, processor module is connected with a button control module, single-chip microcomputer is connected with an AD modular converter, the AD modular converter connects 7 tunnel analog quantity input interfaces, and this AD modular converter can be a digital signal with the stroke sensor of different output forms and the analog signal conversion of pressure transducer.Processor module is connected with two RS485 transceivers, and the RS485 transceiver connects a RS485 interface, and the RS485 interface is connected with electromagnetic valve driver.Processor module is connected with a digital interface, and mineral hydraulic bracket controller is connected with infrared remote receiver by this interface.
Signal condition module described in the present embodiment is made up of the first signal condition module and secondary signal conditioning module, possesses the function of two kinds of signal condition modules simultaneously, to realize two-way communication.As shown in Figure 6, the secondary signal conditioning module comprises power amplification circuit and filtering circuit in the present embodiment, as a preferred embodiment, can finish conversion between the signal that amplitude on Transistor-Transistor Logic level signal and the connection cable is 12V by the high speed switch tube driver.The first signal condition module comprises filtering circuit and shaping circuit, as a preferred embodiment, can finish that amplitude is the signal of 12V and the conversion between the Transistor-Transistor Logic level signal on the connection cable by the schmidt trigger phase inverter, the data communication about this signal condition module is used to realize between the adjacent controller.Below set forth the process that two adjacent mineral hydraulic bracket controllers carry out point-to-point communication: the UART signal of the processor module output of first mineral hydraulic bracket controller is the 12V level signal through driving the amplifying circuit lifting, after telecommunication cable step-down transmission, be sent to second mineral hydraulic bracket controller, behind the shaping circuit in the signal condition module, handle by the processor module of second mineral hydraulic bracket controller.Equally, the UART signal of the processor module of second mineral hydraulic bracket controller output also can arrive the processor module of first mineral hydraulic bracket controller through another same approach, thereby realizes two data communication between the adjacent controller.
Above-described the utility model embodiment does not constitute the qualification to the utility model protection domain.Any modification of within spirit of the present utility model and principle, being done, be equal to and replace and improvement etc., all should be included within the claim protection domain of the present utility model.
Claims (4)
1. a mineral hydraulic bracket controller is characterized in that, comprising: processor module, the first signal condition module, secondary signal conditioning module, first communication interface, second communication interface;
Described processor module is used to the data frame signal that generates data frame signal or handle the first adjacent mineral hydraulic bracket controller;
The described first signal condition module, one end is connected with described first communication interface, the other end is connected with described processor module, be used for receiving the data frame signal of the described first adjacent mineral hydraulic bracket controller by described first communication interface, described data frame signal is carried out shaping and Filtering Processing, and send to described processor module processing;
Described secondary signal conditioning module one end is connected with described second communication interface, and the other end is connected with described processor module; Be used to receive the data frame signal that described processor module sends, described data frame signal carried out filtering and processing and amplifying, and send to the second adjacent mineral hydraulic bracket controller by described second communication interface.
2. mineral hydraulic bracket controller according to claim 1, it is characterized in that: also comprise the RS485 transceiver that is connected with described processor module, the RS485 interface that is connected with described RS485 transceiver, and the electromagnetic valve driver that is connected with described RS485 interface.
3. mineral hydraulic bracket controller according to claim 1 is characterized in that: described data frame signal is a full duplex signaling, and described full duplex signaling comprises universal asynchronous reception/transmission signal.
4. bracket control system that constitutes by the described mineral hydraulic bracket controller of claim 1 to 3, comprise a plurality of mineral hydraulic bracket controllers, it is characterized in that, each described mineral hydraulic bracket controller comprises: processor module, the first signal condition module, secondary signal conditioning module, first communication interface, second communication interface;
Described processor module is used to the data frame signal that generates data frame signal or handle the first adjacent mineral hydraulic bracket controller;
The described first signal condition module, one end is connected with described first communication interface, the other end is connected with described processor module, be used for receiving the data frame signal of the described first adjacent mineral hydraulic bracket controller by described first communication interface, described data frame signal is carried out shaping and Filtering Processing, and send to described processor module processing;
Described secondary signal conditioning module one end is connected with described second communication interface, and the other end is connected with described processor module; Be used to receive the data frame signal that described processor module sends, described data frame signal carried out filtering and processing and amplifying, and send to the second adjacent mineral hydraulic bracket controller by described second communication interface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202756383U CN202003197U (en) | 2010-07-28 | 2010-07-28 | Mining hydraulic bracket controller, bracket control system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202756383U CN202003197U (en) | 2010-07-28 | 2010-07-28 | Mining hydraulic bracket controller, bracket control system |
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| CN202003197U true CN202003197U (en) | 2011-10-05 |
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| CN2010202756383U Expired - Lifetime CN202003197U (en) | 2010-07-28 | 2010-07-28 | Mining hydraulic bracket controller, bracket control system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105201537A (en) * | 2015-10-23 | 2015-12-30 | 广州日滨科技发展有限公司 | Wireless self-numbering method and device of hydraulic support electric hydraulic control system |
| CN109194557A (en) * | 2018-11-05 | 2019-01-11 | 郑州煤机液压电控有限公司 | The two lane distance transmission systems based on VDSL |
-
2010
- 2010-07-28 CN CN2010202756383U patent/CN202003197U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105201537A (en) * | 2015-10-23 | 2015-12-30 | 广州日滨科技发展有限公司 | Wireless self-numbering method and device of hydraulic support electric hydraulic control system |
| CN105201537B (en) * | 2015-10-23 | 2018-02-13 | 日立楼宇技术（广州）有限公司 | The wireless numbering method and device certainly of hydraulic support electrohydraulic control system |
| CN109194557A (en) * | 2018-11-05 | 2019-01-11 | 郑州煤机液压电控有限公司 | The two lane distance transmission systems based on VDSL |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: Nanxiang three road, Science City high tech Industrial Development Zone, Guangzhou city of Guangdong Province, No. 2 510660 Patentee after: Hitachi building technologies (Guangzhou) Co. Ltd. Address before: 510660 Guangdong province Guangzhou Science City, Guangzhou hi tech Industrial Development Zone No. 1 Ke Lin Lu Patentee before: Guangzhou Ropente Science and Technology Development Co., Ltd. |
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| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20111005 |