CN202696800U - Central control host for large railway maintenance machinery - Google Patents
Central control host for large railway maintenance machinery Download PDFInfo
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- CN202696800U CN202696800U CN 201220374871 CN201220374871U CN202696800U CN 202696800 U CN202696800 U CN 202696800U CN 201220374871 CN201220374871 CN 201220374871 CN 201220374871 U CN201220374871 U CN 201220374871U CN 202696800 U CN202696800 U CN 202696800U
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- video
- central control
- control host
- maintenance machinery
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Abstract
The utility model discloses a central control host for large railway maintenance machinery. A controller receives and feeds back more than one client side instruction through a communication interface and respectively transmits the client side instructions to a picture division module, a character superimposing module and a video switching module, all of which correspond to a client side; the video switching module receives video signal transmitted from the outside, and transmits the video signals to the picture division module corresponding to the client side, and the video signals processed by the picture division module are transmitted to the character superimposing module corresponding to the client side for processing and output, through the video switching module; or, the video switching module transmits the video signals switched and specified by the video switching module to the character superimposing module corresponding to the client side for processing and output, according to the instructions sent out by the controller. According to the utility model, the requirement of the large railway maintenance machinery on a video system, and equipment is simple and reliable and is stable in operation.
Description
Technical field
The utility model relates to the m of w field, refers to especially a kind of central control host for railway large-scale maintenance machinery.
Background technology
The maintenance method of Chinese Railway, from the initial pure manpower maintenance sixties in last century, small-sized machine common-sense finally gets involved, until now the future development to the large-scale maintenance machinery large-scale application in m of w.
The existing big-and-middle-sized road maintainance machinery of railway is in operation and operation process, and the central control host that uses in its safety precautions is based on the normal domestic demand, less than carrying out specialized designs according to situations such as the handling characteristics of large-scale maintenance machinery, environment.
The utility model content
In view of this, the purpose of this utility model is to propose a kind of central control host for railway large-scale maintenance machinery, can satisfy the big-and-middle-sized road maintainance machinery of railway to the requirement of video system, and equipment is simple and reliable, stable simultaneously.
The central control host that is used for railway large-scale maintenance machinery based on above-mentioned purpose the utility model provides comprises power supply, controller, memory, communication interface, video frequency switching module, picture segmentation module and character laminating module;
The instruction that described controller receives and feeds back an above client by described communication interface, described controller sends to respectively the described picture segmentation module corresponding with described client, described character laminating module and described video frequency switching module with the instruction of each client; And described controller links to each other with described memory; Described power supply is used for providing electric power to described central control host for railway large-scale maintenance machinery;
Described video frequency switching module receives the vision signal of extraneous transmission, and the instruction of sending according to described controller, send vision signal to the described picture segmentation module corresponding with described client, vision signal after described picture segmentation resume module sends the described character laminating module corresponding with described client to by described video frequency switching module, the vision signal output after described character laminating module will be processed; The perhaps described video frequency switching module instruction of sending according to described controller, to send the described character laminating module corresponding with described client to through the vision signal of video frequency switching module switching appointment, the vision signal output after described character laminating module will be processed.
Alternatively, described central control host for railway large-scale maintenance machinery also comprises the video-losing module, and described video frequency switching module is crossed described video-losing module with the video-losing information exchange that detects and sent described controller to.
Alternatively, described central control host for railway large-scale maintenance machinery also comprises alarm module, the signal that described alarm module receives extraneous warning device sends described controller to, and described alarm module is sent to the external world with the instruction of described controller simultaneously.
Alternatively; described central control host for railway large-scale maintenance machinery also comprises video front processor and video port protector; described video front processor receives extraneous vision signal and exports to described video frequency switching module, and described video port protector is used for the vision signal output after the described character laminating module processing.
Alternatively, described communication interface comprises computer interface and client control interface, described central control host for railway large-scale maintenance machinery is arranged the instruction that receives and feed back an above client by described client control interface by described computer interface.
Alternatively, described communication interface also comprises the video camera Remote Control Interface, is used for controlling the camera angle of extraneous video camera.
Can find out from above, the central control host that is used for railway large-scale maintenance machinery that the utility model provides, the instruction that described controller receives and feeds back an above client by described communication interface, described controller sends to respectively the described picture segmentation module corresponding with described client, described character laminating module and described video frequency switching module with the instruction of each client; Described video frequency switching module receives the vision signal of extraneous transmission, and the instruction of sending according to described controller, send vision signal to the described picture segmentation module corresponding with described client, vision signal after described picture segmentation resume module sends the described character laminating module corresponding with described client to by described video frequency switching module, after treatment output; The perhaps described video frequency switching module instruction of sending according to described controller will send the described character laminating module corresponding with described client to, after treatment output through the vision signal that video frequency switching module switches appointment.Therefore, central control host for railway large-scale maintenance machinery described in the utility model is special handling characteristics based on large-scale maintenance machinery, simultaneously can satisfy multi-client and operate simultaneously use, and each client all can be controlled respectively single-image demonstration, many picture displies or repeating query and show, and the video that calls is carried out the character Overlapping display.
Description of drawings
Fig. 1 is the structural representation of a kind of central control host for railway large-scale maintenance machinery of the utility model embodiment.
Embodiment
For making the purpose of this utility model, technical scheme and advantage clearer, below in conjunction with specific embodiment, and with reference to accompanying drawing, the utility model is further described.
Consult shown in Figure 1, be the structural representation of a kind of central control host for railway large-scale maintenance machinery of the utility model embodiment, described central control host for railway large-scale maintenance machinery comprises power supply 110, video frequency switching module 101, picture segmentation module 102 and character laminating module 103.In the present embodiment, described power supply 110 provides electric power for whole described central control host for railway large-scale maintenance machinery, and described video frequency switching module 101 selects 18*18 entirely to intersect switching.Described central control host for railway large-scale maintenance machinery is provided with respectively 4 picture segmentation modules 102 and 4 character laminating modules 103.It is to be noted that the central control host for railway large-scale maintenance machinery described in the utility model also can comprise other numbers picture segmentation module and the character laminating module except 4.
Described central control host for railway large-scale maintenance machinery comprises controller and communication interface, and in the present embodiment, what described controller adopted is single-chip microcomputer; Described communication interface comprise 3 independently interface be respectively RS232 interface, a RS485 interface, the 2nd RS485 interface; Described RS232 interface is used for connecting computer, can realize matrix manipulation and setting to described central control host for railway large-scale maintenance machinery, simultaneously can receive feedback information, by described single-chip microcomputer to the setting of for example screen overlaying character, setting of video pictures etc.; A described RS485 interface is used for connecting an above client control appliance, is provided with 4 client supervisory keyboards in the present embodiment and links to each other with described central control host for railway large-scale maintenance machinery by a RS485 interface; Described the 2nd RS485 interface is used for the rotation of the extraneous video camera of remote control.
Described central control host for railway large-scale maintenance machinery comprises memory 109, described memory 109 links to each other with described single-chip microcomputer, can store the instruction of described central control host for railway large-scale maintenance machinery, writings and image information of screen stack etc., described single-chip microcomputer can be transferred the information in the memory 109 simultaneously.If accident power-off or the end of job occur, can store current each client state information, be convenient to use when next time, start operated.
Better, the external world is provided with 16 video cameras and collects vision signal, is provided with simultaneously 4 monitors and is used for monitor video is shown to client.
Central control host for railway large-scale maintenance machinery described in the utility model is in the process of work, and extraneous 16 video cameras that arrange send the input port 1 to 16 of vision signal by described video frequency switching module 101 to described video frequency switching module 101.When the supervisory keyboard of 4 clients by a RS485 interface, send the video call instruction after, resolve the video call instruction by described single-chip microcomputer, send the video call instruction to described video frequency switching module 101.Described video frequency switching module 101 is according to the call instruction of each client, if carrying out 4 picture segmentation, processes command request, then output 1 to 16 vision signal through described video frequency switching module 101 sends respectively described picture segmentation module 102 to, the vision signal that the described picture segmentation module 102 of process was processed sends described video frequency switching module 101 to by the input port 17 to 20 of described video frequency switching module 101, the vision signal that the output port 17 to 20 of described video frequency switching module 101 will be processed sends respectively described character laminating module 103 to, finally by 4 monitors crossing vision signal that described character laminating module 103 processed and export to extraneous client.If requiring to carry out 4 picture segmentation, instruction do not process, then described video frequency switching module 101 switches the video image of appointment according to the instruction that client sends, output 17 to 20 by described video frequency switching module 101 is exported to described character laminating module 103, exports to after treatment the monitor of extraneous client.What deserves to be explained is, each client described in the utility model can send separately respectively instruction, certainly a described above client can also can timesharing send instruction simultaneously, control and whether carry out the processing of 4 picture segmentation, switching designated image etc., can realize that namely each client corresponding demonstration of monitor single-image, many picture displies or repeating query show, and the video that calls is carried out the character Overlapping display.
The client arranges described central control host for railway large-scale maintenance machinery by described RS232 interface, resolve the client by described single-chip microcomputer instruction is set, and the instruction that arranges after will resolving sends to respectively corresponding described picture segmentation module 102 and described character laminating module 103.
Further, described central control host for railway large-scale maintenance machinery also comprises video-losing module 106, described video frequency switching module 101 can detect 16 vision signals, and which is lost, the 21st output port by described video frequency switching module 101 sends the information that detects to described video-losing module 106, then exports to described single-chip microcomputer.Described single-chip microcomputer is understood the information that display video is lost on the monitor of current this vision signal of demonstration after receiving the video-losing signal.
Described central control host for railway large-scale maintenance machinery can also comprise alarm module, and preferably, described alarm module comprises report to the police input 107 and the output 108 of reporting to the police.Described warning input 107 receives the signal of extraneous warning device to described single-chip microcomputer, according to the warning prediction scheme, process by described warning output 108 alarm linkages such as demonstrations of picture automatic spring, auditory tone cues of reporting to the police, be used for pointing out the driver and conductor to note and process warning.
Preferably, described central control host for railway large-scale maintenance machinery can also comprise video front processor 104 and video port protector 105.Described video front processor 104 is used for receiving the vision signal that video camera transmits; and vision signal is exported to described video frequency switching module 101; described video front processor 104 main being responsible for are cushioned and are protected; its input/output port uses the low-capacitance TVS pipe to carry out surge protection, can guarantee so still to keep preferably integrality after vision signal enters video frequency switching module 101.Described video port protector 105 is used for the vision signal after described character laminating module 103 processing is exported to monitor, also is the effect of having played protection.
Also it is to be noted, for the central control host for railway large-scale maintenance machinery described in the utility model can better be applicable to railway large-scale maintenance machinery, described central control host employing spring suspension cushion technique for railway large-scale maintenance machinery is being installed.
This shows, in the security information surveillance that is used for railway large-scale maintenance machinery, the central control host that is used for railway large-scale maintenance machinery that the utility model proposes, can allow single or a plurality of clients to use, simultaneously do not need additionally to install other equipment, a plurality of clients are controlled simultaneously, and each client respectively can be to its corresponding watch-dog, finish that single-image shows, many picture displies and repeating query show, also can carry out separately control to the character stack; Described central control host equipment for railway large-scale maintenance machinery is simple and reliable, stable, is convenient to installation and maintenance, can adapt to the long-term characteristics of moving incessantly of large-scale maintenance machinery in the open air; Video front processor and the video port protector that comprises for the central control host of railway large-scale maintenance machinery described in the utility model can effectively be protected the input and output of vision signal; And described central control host for railway large-scale maintenance machinery the video-losing module and the alarm module that arrange, so that it can be realized is with better function, monitoring is more perfect.
Those of ordinary skill in the field are to be understood that: the above only is specific embodiment of the utility model; be not limited to the utility model; all within spirit of the present utility model and principle; any modification of making, be equal to replacement, improvement etc., all should be included within the protection range of the present utility model.
Claims (6)
1. a central control host that is used for railway large-scale maintenance machinery is characterized in that, comprises power supply, controller, memory, communication interface, video frequency switching module, picture segmentation module and character laminating module;
The instruction that described controller receives and feeds back an above client by described communication interface, described controller sends to respectively the described picture segmentation module corresponding with described client, described character laminating module and described video frequency switching module with the instruction of each client; And described controller links to each other with described memory; Described power supply is used for providing electric power to described central control host for railway large-scale maintenance machinery;
Described video frequency switching module receives the vision signal of extraneous transmission, and the instruction of sending according to described controller, send vision signal to the described picture segmentation module corresponding with described client, vision signal after described picture segmentation resume module sends the described character laminating module corresponding with described client to by described video frequency switching module, the vision signal output after described character laminating module will be processed; The perhaps described video frequency switching module instruction of sending according to described controller, to send the described character laminating module corresponding with described client to through the vision signal of video frequency switching module switching appointment, the vision signal output after described character laminating module will be processed.
2. the central control host for railway large-scale maintenance machinery according to claim 1, it is characterized in that, described central control host for railway large-scale maintenance machinery also comprises the video-losing module, and described video frequency switching module is crossed described video-losing module with the video-losing information exchange that detects and sent described controller to.
3. the central control host for railway large-scale maintenance machinery according to claim 1, it is characterized in that, described central control host for railway large-scale maintenance machinery also comprises alarm module, the signal that described alarm module receives extraneous warning device sends described controller to, and described alarm module is sent to the external world with the instruction of described controller simultaneously.
4. the central control host for railway large-scale maintenance machinery according to claim 1; it is characterized in that; described central control host for railway large-scale maintenance machinery also comprises video front processor and video port protector; described video front processor receives extraneous vision signal and exports to described video frequency switching module, and described video port protector is used for the vision signal output after the described character laminating module processing.
5. according to claim 1 to the described central control host for railway large-scale maintenance machinery of 4 any one, it is characterized in that, described communication interface comprises computer interface and client control interface, described central control host for railway large-scale maintenance machinery is arranged the instruction that receives and feed back an above client by described client control interface by described computer interface.
6. the central control host for railway large-scale maintenance machinery according to claim 5 is characterized in that, described communication interface also comprises the video camera Remote Control Interface, is used for controlling the camera angle of extraneous video camera.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220374871 CN202696800U (en) | 2012-07-30 | 2012-07-30 | Central control host for large railway maintenance machinery |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220374871 CN202696800U (en) | 2012-07-30 | 2012-07-30 | Central control host for large railway maintenance machinery |
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| CN202696800U true CN202696800U (en) | 2013-01-23 |
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| CN 201220374871 Expired - Lifetime CN202696800U (en) | 2012-07-30 | 2012-07-30 | Central control host for large railway maintenance machinery |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109963107A (en) * | 2019-02-20 | 2019-07-02 | 视联动力信息技术股份有限公司 | A kind of display methods and system of audio, video data |
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2012
- 2012-07-30 CN CN 201220374871 patent/CN202696800U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109963107A (en) * | 2019-02-20 | 2019-07-02 | 视联动力信息技术股份有限公司 | A kind of display methods and system of audio, video data |
| CN109963107B (en) * | 2019-02-20 | 2021-10-08 | 视联动力信息技术股份有限公司 | Audio and video data display method and system |
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| CX01 | Expiry of patent term |
Granted publication date: 20130123 |