CN201945657U - Train cabling detection device - Google Patents
Train cabling detection device Download PDFInfo
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- CN201945657U CN201945657U CN201020663090XU CN201020663090U CN201945657U CN 201945657 U CN201945657 U CN 201945657U CN 201020663090X U CN201020663090X U CN 201020663090XU CN 201020663090 U CN201020663090 U CN 201020663090U CN 201945657 U CN201945657 U CN 201945657U
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Abstract
A train cabling detection device comprises a power module, a singlechip, an interface conversion circuit electrically connected with the singlechip and a display control module, wherein a detection signal output port of the singlechip is connected with a first photoelectric coupler and a driving circuit in turn; a detection signal emitted from the singlechip is sent to the driving circuit to generate a pulse excitation signal after being treated with photoelectric isolation; a detection signal input port of the singlechip is connected with a second photoelectric coupler and a signal conditioning circuit in turn; a signal on a detected cable is sent to the second photoelectric coupler for photoelectric isolation after being conditioned by the signal conditioning circuit, and then is sent to the singlechip to be processed; and the detection result is displayed by the display control module. The train cabling detection device comprises an interface circuit, photoelectric couplers and a driving circuit, etc., with the singlechip as a core; the detection device is integrated with an upper computer communication function, automatically detects cables by group, and records and displays the detection result; besides, the number of cables in each group is variable within a certain range, and both a charged cable and an uncharged cable can be detected by the detection device.
Description
Technical field
The utility model relates to a kind of wiring detector based on singlechip technology, belongs to test and control technology field.
Background technology
At present, train cable pick-up unit adopts manually-operated mode that every cable is detected separately, and efficient is low, labour intensity is big.Though existing cable break-make detector on the market, but still generally be that every line is detected separately, and can only detect the break-make of cable, and little at train wiring dirigibility, still can not improve work efficiency of workers, reduce working strength of workers.
The utility model content
Technical problem to be solved in the utility model is, overcomes the shortcoming of prior art, and a kind of train cable wiring detector is provided.
In order to solve above technical matters, the train cable wiring detector that the utility model provides, it is characterized in that comprising: single-chip microcomputer, interface conversion circuit that is electrically connected with single-chip microcomputer and display control module, the detection signal delivery outlet of described single-chip microcomputer connects first photoelectrical coupler successively, driving circuit, the detection signal that single-chip microcomputer sends is sent into driving circuit and is produced pulse excitation signal after photoelectricity is isolated, the detection signal input port of described single-chip microcomputer connects second photoelectrical coupler successively, signal conditioning circuit, signal on the tested cable is sent into second photoelectrical coupler and is carried out the photoelectricity isolation after the signal conditioning circuit conditioning, send into single-chip microcomputer then and handle, testing result is shown by display control module.
Further, in the utility model train cable wiring detector, described interface conversion circuit one side is a USB interface, is used for being connected with host computer, and opposite side is a microcontroller serial port, is connected with single-chip microcomputer.
The utility model in conjunction with relevant interface circuit, photoelectrical coupler, driving circuit, power module, with group the train cable is detected and write down testing result automatically, and every group cable number can be variable within the specific limits based on singlechip technology; And can upgrade program by host computer, operations such as parameter setting are provided with flexibly, are a kind of increasingly automated pick-up units; The present invention and detecting charged or not charged cable, display unit will be with literal and is graphically shown testing result intuitively, and can read on the host computer.
This pick-up unit possesses following characteristics:
A) detect the break-make and the integrity of cable, and write down the cable number of break-make;
B) whether the wired logic of detection cable is correct, and record;
C) can detect charged cable, also can detect not charged cable;
D) can in 110V DC voltage scope, regulate for the pumping signal of cable set at 24V, the cable under the multiple situation is detected;
E) but this device visual display detecting result and can read testing result by computing machine;
F) can use a computer and revise the program or the parameter of this device, programming detects the cable under the multiple situation flexibly.
As seen, the utility model ingenious conception, simple in structure, easy to operate, detect quick and precisely.It will be widely used in field of track traffic, have good market outlook.
Description of drawings
Below in conjunction with accompanying drawing the utility model is further described.
Fig. 1 is the structured flowchart of the utility model embodiment 1.
Fig. 2 detects not charged cable set synoptic diagram for utilizing the utility model.
Fig. 3 detects charged cable set synoptic diagram for utilizing the utility model.
Embodiment
Embodiment 1
The train cable wiring detector of present embodiment, as shown in Figure 1, comprise: power module, single-chip microcomputer, interface conversion circuit that is electrically connected with single-chip microcomputer and display control module, the detection signal delivery outlet of single-chip microcomputer connects first photoelectrical coupler successively, driving circuit, the detection signal that single-chip microcomputer sends is sent into driving circuit and is produced pulse excitation signal after photoelectricity is isolated, the detection signal input port of single-chip microcomputer connects second photoelectrical coupler successively, signal conditioning circuit, signal on the tested cable is sent into second photoelectrical coupler and is carried out the photoelectricity isolation after the signal conditioning circuit conditioning, send into single-chip microcomputer then and handle, testing result is shown by display control module.
It is power supplies such as single-chip microcomputer that power module is converted to a 5V direct supply with outside 110V direct supply, and the regulated power supply of changing a 24V～110V simultaneously provides power supply for driving circuit, and driving circuit will provide pumping signal for detected cable; First, second photoelectrical coupler is isolated 2 kinds of voltages.The USB interface change-over circuit is that the communication protocol between host computer USB interface and the microcontroller serial port is changed, host computer can carry out program updates (change), parameter setting, read testing result this device, also can control described device generation test and excitation signal.Display control module will provide functions such as demonstration, parameter setting and function selecting, and it will communicate by interface circuit and single-chip microcomputer.
As shown in Figure 2, for utilizing the utility model to detect not charged cable set synoptic diagram.The two ends of tested cable are connected with driving circuit, the signal conditioning circuit of this device respectively by connector, and wherein driving circuit provides the test and excitation signal, and signal conditioning circuit detects the automatic reception signal and analyze to cable.At this moment, host computer can be used, also host computer can be do not used.
As shown in Figure 3, for utilizing the utility model to detect charged cable set synoptic diagram.Charged tested cable is connected with the signal conditioning circuit of this device by connector, and this device detects automatic signal to cable transmission and analyze.At this moment, host computer can be used, also host computer can be do not used.
In addition to the implementation, the utility model can also have other embodiments.All employings are equal to the technical scheme of replacement or equivalent transformation formation, all drop on the protection domain of the utility model requirement.
Claims (2)
1. train cable wiring detector, it is characterized in that comprising: power module, single-chip microcomputer, interface conversion circuit that is electrically connected with single-chip microcomputer and display control module, the detection signal delivery outlet of described single-chip microcomputer connects first photoelectrical coupler successively, driving circuit, the detection signal that single-chip microcomputer sends is sent into driving circuit and is produced pulse excitation signal after photoelectricity is isolated, the detection signal input port of described single-chip microcomputer connects second photoelectrical coupler successively, signal conditioning circuit, signal on the tested cable is sent into second photoelectrical coupler and is carried out the photoelectricity isolation after the signal conditioning circuit conditioning, send into single-chip microcomputer then and handle, testing result is shown by display control module.
2. train cable wiring detector according to claim 1 is characterized in that: described interface conversion circuit one side is a USB interface, is used for being connected with host computer, and opposite side is a microcontroller serial port, is connected with single-chip microcomputer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201020663090XU CN201945657U (en) | 2010-12-14 | 2010-12-14 | Train cabling detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201020663090XU CN201945657U (en) | 2010-12-14 | 2010-12-14 | Train cabling detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201945657U true CN201945657U (en) | 2011-08-24 |
Family
ID=44472997
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201020663090XU Expired - Fee Related CN201945657U (en) | 2010-12-14 | 2010-12-14 | Train cabling detection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201945657U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103323733A (en) * | 2013-06-25 | 2013-09-25 | 北京铁路信号有限公司 | Detecting device for electrical performance of D interface cable |
| CN108089055A (en) * | 2016-11-23 | 2018-05-29 | 中国航发商用航空发动机有限责任公司 | A kind of testing lines device and its test method |
| CN116520757A (en) * | 2023-07-03 | 2023-08-01 | 中国电子科技集团公司第十五研究所 | Multifunctional instruction sending and collecting circuit |
-
2010
- 2010-12-14 CN CN201020663090XU patent/CN201945657U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103323733A (en) * | 2013-06-25 | 2013-09-25 | 北京铁路信号有限公司 | Detecting device for electrical performance of D interface cable |
| CN108089055A (en) * | 2016-11-23 | 2018-05-29 | 中国航发商用航空发动机有限责任公司 | A kind of testing lines device and its test method |
| CN116520757A (en) * | 2023-07-03 | 2023-08-01 | 中国电子科技集团公司第十五研究所 | Multifunctional instruction sending and collecting circuit |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 210031 Nanjing, Pu Pu North Road, No. 68, Jiangsu Patentee after: CRRC NANJING PUZHEN CO., LTD. Address before: 210031 Nanjing, Pu Pu North Road, No. 68, Jiangsu Patentee before: CSR NANJING PUZHEN Vehicles Co., Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110824 Termination date: 20181214 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |