CN103323733A - Detecting device for electrical performance of D interface cable - Google Patents
Detecting device for electrical performance of D interface cable Download PDFInfo
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- CN103323733A CN103323733A CN2013102566048A CN201310256604A CN103323733A CN 103323733 A CN103323733 A CN 103323733A CN 2013102566048 A CN2013102566048 A CN 2013102566048A CN 201310256604 A CN201310256604 A CN 201310256604A CN 103323733 A CN103323733 A CN 103323733A
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- interface cable
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- heart yearn
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Abstract
The invention discloses a detecting device for the electrical performance of a D interface cable. The detecting device comprises a short-circuit plug, a portable box body, a detecting interface, a detecting circuit board, a computer and a display screen. The short-circuit plug is electrically connected with one end of the D interface cable. The detecting interface is arranged on the side face of the portable box body, and the detecting interface is electrically connected with the other end of the D interface cable. The detecting circuit board is arranged inside the portable box body and is electrically connected with the detecting interface, and the detecting circuit board sends signals to all core wires of the D interface cable and detects the electrical performance of all the core wires in the D interface cable according to the return signals of the D interface cable. The computer is arranged inside the portable box body and is connected with the detecting circuit board, and the computer controls the detecting circuit board to detect the electrical performance of all the core wires inside the D interface cable respectively. The display screen is arranged on the surface of the portable box body and is connected with the computer, and the display screen displays the detecting results of the detecting circuit board. The detecting device for the electrical performance of the D interface cable is simple in operation, capable of being achieved by one person, saving time and labor, improving the efficiency of normal detection and filed failure removal of the D interface cable.
Description
Technical field
The present invention relates to onboard system cable detection technical field, relate in particular to a kind of pick-up unit of D interface cable electrical property.
Background technology
" D interface cable " is to be installed in the high-speed train body, in vehicle-mounted train automatic protection (Automatic Train Protection is called for short ATP) system, and the special cable of carry high frequency signal of communication.But in bullet train working service process, the situation of loose contact often can appear in " D interface cable ".
In the prior art for this situation, mainly be by under three people's mating reaction, simply utilize multimeter that the contact situation of " D interface cable " is detected, because described D interface cable comprises many heart yearns, therefore, in concrete testing process, need two people to be responsible for successively each the heart yearn one end short circuit in an end of multimeter and the D interface cable respectively, the 3rd personal responsibility adjustment multimeter detects the contact situation of each heart yearn in the D interface cable, this shows that this detection method needs constantly conversion by the heart yearn of short circuit, repetitive operation is more, wastes time and energy.
Summary of the invention
For solving the problems of the technologies described above, the embodiment of the invention provides a kind of pick-up unit of D interface cable electrical property, utilize this pick-up unit, can realize that single electrical property to each heart yearn in the described D interface cable detects, reduce time and the labour of D interface cable detection, improved the work efficiency of D interface cable detection.
For addressing the above problem, the embodiment of the invention provides following technical scheme:
A kind of pick-up unit of D interface cable electrical property comprises:
Short-circuit plug is electrically connected with an end of D interface cable, and described short-circuit plug comprises a plurality of pins, and the pin of the heart yearn of described D interface cable and described short-circuit plug connects one to one;
Portable casing;
Be arranged at the detection interface of described portable casing side, described detection interface is electrically connected with the other end of described D interface cable;
Be arranged in the described portable casing, the testing circuit plate that is electrically connected with described detection interface, described testing circuit plate is to each heart yearn transmitted signal of described D interface cable, and according to the return signal of described D interface cable, and the electrical property of each heart yearn in the described D interface cable is detected;
Be arranged in the described portable casing, with the computing machine that described testing circuit plate links to each other, control described testing circuit plate and respectively the electrical property of interior each heart yearn in the described D interface cable is detected;
Be arranged on described portable tank surface, with the display screen that described computing machine links to each other, show the testing result of described testing circuit plate.
Preferably, described testing circuit plate comprises conducting metering circuit and/or resistance measuring circuit.
Preferably, described display screen is touch display screen.
Preferably, also comprise: link to each other with described computing machine, to the keyboard of the described D interface cable information of described computer input.
Preferably, also comprise: be arranged in the described portable casing, the printer that links to each other with described computing machine prints output to described testing result.
Preferably, described printer is thermal printer.
Preferably, described detection interface comprises a plurality of pins, and is electrically connected with each heart yearn of described D interface cable by stube cable.
Preferably, the heart yearn number of described detection interface is not less than the heart yearn number of described D interface cable.
Preferably, described portable casing is the portable casing with shock resistance.
Compared with prior art, technique scheme has the following advantages:
In the pick-up unit of the D interface cable electrical property that the embodiment of the invention provides, one end of D interface cable to be measured is passed through the short-circuit plug short circuit, the other end is connected to the testing circuit plate by detecting interface, then open the pick-up unit of described D interface cable, under the control of computing machine, utilize described testing circuit plate to described D interface cable transmitted signal, and according to the return signal of described D interface cable, judge whether described D interface cable inside exists the situation of loose contact, realization is to the detection of D interface cable electrical property to be measured, not only simple to operate, and can singlely finish, reduce working time and the labour of D interface cable detection, thereby improved the efficient of D interface cable conventional sense and field failure eliminating, reduced human cost.
Description of drawings
In order to be illustrated more clearly in the embodiment of the invention or technical scheme of the prior art, the below will do to introduce simply to the accompanying drawing of required use in embodiment or the description of the Prior Art, apparently, accompanying drawing in the following describes only is some embodiments of the present invention, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain according to these accompanying drawings other accompanying drawing.
The structure of the detecting device schematic diagram of the D interface cable electrical property that Fig. 1 provides for one embodiment of the invention;
The front view of portable casing in the pick-up unit of the D interface cable electrical property that provides in the embodiment of the invention is provided Fig. 2;
The structure of the detecting device schematic diagram of the D interface cable electrical property that Fig. 3 provides for another embodiment of the present invention.
Embodiment
Just as described in the background section, the method repetitive operation of loose contact is more to detect the D interface cable in the prior art, wastes time and energy.
In view of this, the embodiment of the invention provides a kind of pick-up unit of D interface cable electrical property, comprising:
Short-circuit plug is electrically connected with an end of D interface cable, and described short-circuit plug comprises a plurality of pins, and the pin of the heart yearn of described D interface cable and described short-circuit plug is corresponding and connect one by one;
Portable casing;
Be arranged at the detection interface of described portable casing side, described detection interface is electrically connected with the other end of described D interface cable;
Be arranged in the described portable casing, the testing circuit plate that is electrically connected with described detection interface, described testing circuit plate is to each heart yearn transmitted signal of described D interface cable, and according to the return signal of described D interface cable, and the electrical property of each heart yearn in the described D interface cable is detected;
Be arranged in the described portable casing, with the computing machine that described testing circuit plate links to each other, control described testing circuit plate and respectively each heart yearn in the described D interface cable is detected;
Be arranged on described portable tank surface, with the display screen that described computing machine links to each other, show the testing result of described testing circuit plate.
The technical scheme that the embodiment of the invention provides, one end of D interface cable to be measured is passed through the short-circuit plug short circuit, the other end is connected to the testing circuit plate by detecting interface, then open the pick-up unit of described D interface cable, under the control of computing machine, utilize described testing circuit plate to described D interface cable transmitted signal, and according to the return signal of described D interface cable, judge whether described D interface cable inside exists the situation of loose contact, realization is to the detection of D interface cable electrical property to be measured, not only simple to operate, and can singlely finish, reduce working time and the labour of D interface cable detection, thereby improved the efficient of D interface cable conventional sense and field failure eliminating, reduced human cost.
It more than is the application's core concept, below in conjunction with the accompanying drawing in the embodiment of the invention, the technical scheme in the embodiment of the invention is clearly and completely described, obviously, described embodiment only is the present invention's part embodiment, rather than whole embodiment.Based on the embodiment among the present invention, those of ordinary skills belong to the scope of protection of the invention not making the every other embodiment that obtains under the creative work prerequisite.
A lot of details have been set forth in the following description so that fully understand the present invention, but the present invention can also adopt other to be different from alternate manner described here and implement, those skilled in the art can be in the situation that do similar popularization without prejudice to intension of the present invention, so the present invention is not subjected to the restriction of following public specific embodiment.
Secondly, the present invention is described in detail in conjunction with schematic diagram, when the embodiment of the invention is described in detail in detail; for ease of explanation; the sectional view of expression device architecture can be disobeyed general ratio and be done local the amplification, and described schematic diagram is example, and it should not limit the scope of protection of the invention at this.The three-dimensional space that in actual fabrication, should comprise in addition, length, width and the degree of depth.
Embodiment one:
As depicted in figs. 1 and 2, the embodiment of the invention provides a kind of pick-up unit of D interface cable electrical property, comprising:
Short-circuit plug 101, be electrically connected with an end of D interface cable 100, described short-circuit plug 101 has two interfaces, and each interface has a plurality of pins, wherein, the whole short circuits of pin in described short-circuit plug 101 1 end interfaces, pin in the other end interface can with the one by one corresponding and connection of an end of each heart yearn in the described D interface cable 100, also can have more than needed on the basis that guarantees the corresponding described short-circuit plug 101 interior pins of described D interface cable 100 interior heart yearns, the present invention does not do restriction to this, as long as guarantee the one by one corresponding and connection of pin of each heart yearn and described short-circuit plug 101 1 ends in the described D interface cable 100.
Portable casing is used for the structures such as installation and measuring interface 102, testing circuit plate 103, computing machine 104 and display screen 105, also is provided with power switch 108 on the described portable casing, controls the switch of described pick-up unit.Need to prove, in one embodiment of the invention, described portable casing is preferably the portable casing with shock resistance, thereby be conducive to site work, but the present invention does not do restriction to this, as long as structures such as described portable casing can installation and measuring interface 102, testing circuit plate 103, computing machine 104 and display screens 105, and be easy to carry and get final product.Also need to prove, the power supply of the pick-up unit that provides in the embodiment of the invention can be internal battery, also can be external power supply, and the present invention does not do restriction to this.
Be arranged at the detection interface 102 of described portable casing side, described detection interface 102 is electrically connected with the other end of described D interface cable 100, be used for connecting described D interface cable 100 and testing circuit plate 103, need to prove, although the D interface cable shown in Fig. 1 only has 3 heart yearns, but in embodiments of the present invention, described D interface cable 100 is 7 heart yearn cables, therefore, in this embodiment, described detection interface 102 can detect interface for 7 heart yearns, also can detect interface etc. by 32 heart yearns, the present invention does not do restriction to this, as long as the heart yearn number of described detection interface 102 is not less than the heart yearn number in the described D interface cable 100.Also need to prove, in a specific embodiment of the present invention, described detection interface 102 comprises a plurality of pins, and be electrically connected with each heart yearn of described D interface cable 100 by stube cable, but restriction is not done in the present invention's contrast, as long as guarantee that described detection interface 102 is electrically connected with described D interface cable 100.
Be arranged in the described portable casing, the testing circuit plate 103 that is electrically connected with described detection interface 102, described testing circuit plate 103 is to described D interface cable 100 each heart yearn transmitted signal, and according to the return signal of described D interface cable 100, the electrical property of each heart yearn in the described D interface cable 100 is detected.
In one embodiment of the invention, described testing circuit plate 103 includes only the conducting metering circuit, and the electric conduction performance of each heart yearn in the described D interface cable 100 is detected, and judges whether each heart yearn in the described D interface cable 100 exist the situation of loose contact; In another embodiment of the present invention, described testing circuit plate 103 not only comprises the conducting metering circuit, also comprise resistance measuring circuit, thereby can in detecting the described D interface cable 100 of acquisition, not exist on the basis of loose contact situation by each heart yearn, the resistive performance of each heart yearn in the described D interface cable 100 is measured.Need to prove, because conducting metering circuit and resistance measuring circuit have been conventionally known to one of skill in the art, the present invention gives unnecessary details no longer in detail to this.
Concrete, described testing circuit plate 103 sends voltage signal to the arbitrary heart yearn in the described D interface cable, and receives this voltage signal by other heart yearn, if the signal that sends out is consistent with the signal of getting back, then can judge this heart yearn conducting.Meanwhile, by the detection to this signal, can realize the measurement to the resistance value of tested heart yearn.
Be arranged in the described portable casing, the computing machine 104 that links to each other with described testing circuit plate 103, described computing machine 104 provides operation platform for trace routine, thereby controlling described testing circuit plate 103 by trace routine detects the electrical property of each heart yearn in the described D interface cable 100 respectively, need to prove, when described testing circuit plate 103 comprised conducting metering circuit and resistance measuring circuit, the electrical property of described D interface cable 100 detected and comprises that conduction property detects and resistive performance is measured.
Be arranged on described portable tank surface, with the display screen 105 that described computing machine 104 links to each other, show the testing result of described testing circuit plate 103.In one embodiment of the invention, described display screen 105 is preferably touch display screen, described touch display screen is the display interface of described D interface cable 100 electric property detection devices, the testing result that can show described testing circuit plate 103, need to prove, in one embodiment of the invention, when described testing circuit plate 103 comprises conducting metering circuit and resistance measuring circuit, can by described touch display screen is operated, realize utilizing the described testing circuit plate 103 of described computing machine 104 controls respectively conduction property and the resistive performance of described D interface cable 100 to be detected.
Also need to prove, in one embodiment of the invention, described touch display screen can also be used for to the relevant information of the described D interface cable 100 of described computing machine 104 inputs; In another embodiment of the present invention, described D interface cable 100 electric property detection devices also comprise with described computing machine 104 and linking to each other, to the keyboard 107 of described D interface cable 100 information of described computing machine 104 inputs, thereby by the relevant information of keyboard 107 operations to the described D interface cable 100 of described computing machine 104 inputs.
As shown in Figures 2 and 3, in one embodiment of the invention, described D interface cable 100 electric property detection devices also comprise and being arranged in the described portable casing, the printer 106 that links to each other with described computing machine 104, described printer 106 is subjected to described computing machine 104 controls, can as required, select whether testing result to be preserved and printout.Need to prove, in a specific embodiment of the present invention, described printer 106 is preferably thermal printer, and described printer 106 is built in the described portable casing, and its exit slot is arranged on the front of described pick-up unit.
In sum, the pick-up unit of D interface cable 100 electrical properties that the embodiment of the invention provides, one end of D interface cable 100 to be measured is passed through short-circuit plug 101 short circuits, the other end is connected to testing circuit plate 103 by detecting interface 102, then open the pick-up unit of described D interface cable, under the control of computing machine 104, utilize described testing circuit plate 103 to described D interface cable 100 transmitted signals, and according to the return signal of described D interface cable 100, judge whether described D interface cable 100 inside exist the situation of loose contact, realization is to the detection of D interface cable 100 electrical properties to be measured, not only simple to operate, and can singlely finish, working time and labour that D interface cable 100 detects reduced, thereby improved the efficient that D interface cable 100 conventional sense and field failure are got rid of, reduced human cost.In addition, whether the pick-up unit of D interface cable 100 electrical properties that the embodiment of the invention provides can also as required, be selected described testing result to be preserved and printout.
Various piece adopts the mode of going forward one by one to describe in this instructions, and what each part stressed is and the difference of other parts that identical similar part is mutually referring to getting final product between the various piece.
To the above-mentioned explanation of the disclosed embodiments, make this area professional and technical personnel can realize or use the present invention.Multiple modification to these embodiment will be apparent concerning those skilled in the art, and General Principle as defined herein can be in the situation that do not break away from the spirit or scope of the present invention, in other embodiments realization.Therefore, the present invention will can not be restricted to embodiment illustrated herein, but will meet the widest scope consistent with principle disclosed herein and features of novelty.
Claims (9)
1. the pick-up unit of a D interface cable electrical property is characterized in that, comprising:
Short-circuit plug is electrically connected with an end of D interface cable, and described short-circuit plug comprises a plurality of pins, and the pin of the heart yearn of described D interface cable and described short-circuit plug connects one to one;
Portable casing;
Be arranged at the detection interface of described portable casing side, described detection interface is electrically connected with the other end of described D interface cable;
Be arranged in the described portable casing, the testing circuit plate that is electrically connected with described detection interface, described testing circuit plate is to each heart yearn transmitted signal of described D interface cable, and according to the return signal of described D interface cable, and the electrical property of each heart yearn in the described D interface cable is detected;
Be arranged in the described portable casing, with the computing machine that described testing circuit plate links to each other, control described testing circuit plate and respectively the electrical property of interior each heart yearn in the described D interface cable is detected;
Be arranged on described portable tank surface, with the display screen that described computing machine links to each other, show the testing result of described testing circuit plate.
2. pick-up unit according to claim 1 is characterized in that, described testing circuit plate comprises conducting metering circuit and/or resistance measuring circuit.
3. pick-up unit according to claim 2 is characterized in that, described display screen is touch display screen.
4. pick-up unit according to claim 2 is characterized in that, also comprises: link to each other with described computing machine, to the keyboard of the described D interface cable information of described computer input.
5. each described pick-up unit is characterized in that according to claim 1-4, also comprises: be arranged in the described portable casing, the printer that links to each other with described computing machine prints output to described testing result.
6. pick-up unit according to claim 5 is characterized in that, described printer is thermal printer.
7. pick-up unit according to claim 6 is characterized in that, described detection interface comprises a plurality of pins, and is electrically connected with each heart yearn of described D interface cable by stube cable.
8. pick-up unit according to claim 7 is characterized in that, the heart yearn number of described detection interface is not less than the heart yearn number of described D interface cable.
9. pick-up unit according to claim 1 is characterized in that, described portable casing is the portable casing with shock resistance.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN2013102566048A CN103323733A (en) | 2013-06-25 | 2013-06-25 | Detecting device for electrical performance of D interface cable |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013102566048A CN103323733A (en) | 2013-06-25 | 2013-06-25 | Detecting device for electrical performance of D interface cable |
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| CN103323733A true CN103323733A (en) | 2013-09-25 |
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| CN2013102566048A Pending CN103323733A (en) | 2013-06-25 | 2013-06-25 | Detecting device for electrical performance of D interface cable |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105744759A (en) * | 2016-03-17 | 2016-07-06 | 广东小天才科技有限公司 | Power adapter and short-connected method for first pin and second pin of power adapter |
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