CN203287403U - Signal wiring device - Google Patents
Signal wiring device Download PDFInfo
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- CN203287403U CN203287403U CN2013203539062U CN201320353906U CN203287403U CN 203287403 U CN203287403 U CN 203287403U CN 2013203539062 U CN2013203539062 U CN 2013203539062U CN 201320353906 U CN201320353906 U CN 201320353906U CN 203287403 U CN203287403 U CN 203287403U
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Abstract
The utility model discloses a signal wiring device. The signal wiring device comprises an output wiring which comprises a first port and a second port, wherein the first port is connected with an output real member, and the second port is connected with an simulation member of the output real member; an input wiring connected with the output wiring, wherein the first port is connected with the common connection point of the input wiring and the output wiring via a first switch, the second port is connected with the common connection point via a second switch, and the on-off state of the first switch is reverse with the on-off state of the second switch. According to the utility model, the output real member is connected with the first port, and the simulation member is connected with the second port, so that the connection of the output real member and the simulation member in a test circuit can be switched by just controlling the on-off states of the first and second switches without needing the plug operations, and accordingly, the work efficiency is improved, the damage of the plug operations to a communication cable and a connector can be avoided to thereby avoid a system error, and the test accuracy is guaranteed.
Description
Technical field
The utility model relates to the electronic system technical field of measurement and test, more particularly, relates to a kind of signal wiring device.
Background technology
In the electronic system design process, can use to simulate and check subsystem or the design performance of whole system by the replacement of emulation part and true part, can revise at short notice change of configuration, thereby reduce the development time.When carrying out electronic system design, at first to test true part and the emulation part of respectively participating in the experiment, to test the parameter characteristic of each true part and emulation part.
With reference to figure 1, traditional test mode is will export true part and be connected true part by communication cable to connect, and the communication cable end need to be by with the true part of output be connected connector realization being connected the device of participating in the experiment that true part is complementary.As to exporting true part, testing, after testing the true part of output and the true part related data of output, need to remove the true part of output, connect the emulation part that is complementary with the true part of output, adopt the mode of result comparison to locate fault or design system circuit.
By foregoing description as can be known, when prior art is tested, when exporting true part and the replacement of emulation part, need the mode of manual plug-in connector to realize, inefficiency; And repeatedly plug can cause the connecting needle fracture of cable, connector, introduces the other system fault, has reduced measuring accuracy.
The utility model content
For solving the problems of the technologies described above, the utility model provides a kind of signal wiring device, to solve inefficiency and the low problem of precision in existing test process.
For achieving the above object, the utility model provides following technical scheme:
A kind of signal wiring device, this signal wiring device comprises:
The output distribution, described output distribution comprises: the first port and the second port, described the first port connects the true part of output, and described the second port connects the emulation part of the true part of described output;
The input distribution that is connected with described output distribution;
Wherein, described the first port connects the common node of described input distribution and described output distribution by the first switch; Described the second port connects described common node by second switch; The on off state of described the first switch is opposite with the on off state of described second switch.
Preferably, in above-mentioned signal wiring device, described input distribution comprises: the connectivity port of the true part of at least one input, or the connectivity port of the emulation part of the true part of at least one input.
Preferably, in above-mentioned signal wiring device, described input distribution comprises at least one port pair;
Wherein, described port is to comprising: the connectivity port of the connectivity port of a true part of input and the emulation part of the true part of described input; Each connectivity port all is connected with described common node inductive switch by one separately.
Preferably, in above-mentioned signal wiring device, the connectivity port of the true part of described input and this connectivity port to being provided with between inductive switch:
Be used to this connectivity port external signal is provided, be used for this place, connectivity port branch road of test signal, be used for controlling this connectivity port and the corresponding switch conduction of this connectivity port or the test/injection module of disconnection.
Preferably, in above-mentioned signal wiring device, described test/injection module comprises:
The connectivity port that is arranged on the true part of described input and this connectivity port between inductive switch, be used for controlling the double throw switch of this connectivity port and described corresponding switch conduction or disconnection, be arranged between described double throw switch and this connectivity port, be used to this connectivity port external signal is provided, for the test/injection port of the signal of testing this place, connectivity port branch road.
Preferably, in above-mentioned signal wiring device, described test/injection module also comprises: be arranged on the pilot lamp between the test/injection port corresponding with this connectivity port of the connectivity port of the true part of described input.
Preferably, in above-mentioned signal wiring device, the right number of described port is 3.
Preferably, in above-mentioned signal wiring device, described the first switch and second switch are electric switch, and the control signal of described the first switch is opposite with the control signal of described second switch.
Preferably, in above-mentioned signal wiring device, described the first switch, second switch, the 3rd switch, the 4th switch, the 5th switch, the 6th switch, minion are closed and the 8th switch is electric switch.
Preferably, in above-mentioned signal wiring device, described electric switch comprises: relay.
Can find out from technique scheme, signal wiring device provided by the utility model comprises: the output distribution, described output distribution comprises: the first port and the second port, and described the first port connects the true part of output, and described the second port connects the emulation part of the true part of described output; The input distribution that is connected with described output distribution; Wherein, described the first port connects the common node of described input distribution and described output distribution by the first switch; Described the second port connects described common node by second switch; The on off state of described the first switch is opposite with the on off state of described second switch.When testing, to export true part and connect the first port, its emulation part will be connected the second port, as long as by controlling the first switch and the state of opening the light of second switch, be the true part of changeable output and emulation part being connected in test circuit thereof, need not to plug operation, improved work efficiency; And, to the damage of communication cable and connector, avoided the systematic error of therefore introducing while having avoided plug, guaranteed measuring accuracy.
Description of drawings
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, below will the accompanying drawing of required use in embodiment or description of the Prior Art be briefly described, apparently, accompanying drawing in the following describes is only embodiment more of the present utility model, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain according to these accompanying drawings other accompanying drawing.
Fig. 1 is the structural representation of a kind of emulation test system common in prior art;
A kind of signal wiring device schematic diagram that Fig. 2 provides for the utility model embodiment;
Fig. 3 is for adopting the structural representation of the emulation test system of signal wiring device shown in Fig. 2;
The structural representation of the another kind of emulation test system that Fig. 4 provides for the utility model embodiment;
The structural representation of another emulation test system that Fig. 5 provides for the utility model embodiment;
The structural representation of a kind of test/injection module that Fig. 6 provides for the utility model embodiment.
Embodiment
Just as described in the background section, when prior art is tested, when exporting true part and the replacement of emulation part, need the mode of manual plug-in connector to realize, inefficiency; And repeatedly plug can cause the connecting needle fracture of cable, connector, introduces the other system fault, has reduced measuring accuracy.
The inventor studies discovery,, if will export true part and emulation part decibel is connected to circuit system by a switch,, as long as by the on off state of change-over switch, just control the connection status of the true part of output and emulation part and circuit system, has improved work efficiency; And, with respect to the damage of plug operation to communication cable and connector in the traditional test mode, avoided the systematic error of therefore introducing, guaranteed measuring accuracy.。
On basis based on above-mentioned research, the utility model provides a kind of signal wiring device, is used for the emulation testing of electronic system, and this device comprises:
The output distribution, described output distribution comprises: the first port and the second port, described the first port connects the true part of output, and described the second port connects the emulation part of the true part of described output;
The input distribution that is connected with described output distribution;
Wherein, described the first port connects the common node of described input distribution and described output distribution by the first switch; Described the second port connects described common node by second switch; The on off state of described the first switch is opposite with the on off state of described second switch.
While adopting above-mentioned signal wiring device to carry out emulation testing, to export true part and connect the first port, its emulation part is connected the second port, as long as by controlling the first switch and the state of opening the light of second switch, be the true part of changeable output and emulation part being connected in test circuit thereof, need not to plug operation, improved work efficiency; And, to the damage of communication cable and connector, avoided the systematic error of therefore introducing while having avoided plug, guaranteed measuring accuracy.
It is more than the application's core concept,, below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is clearly and completely described, obviously, described embodiment is only the utility model part embodiment, rather than whole embodiment.Based on the embodiment in the utility model, those of ordinary skills are not making under the creative work prerequisite the every other embodiment that obtains, and all belong to the scope of the utility model protection.
A lot of details have been set forth in the following description so that fully understand the utility model, but the utility model 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 the utility model intension, so the utility model is not subjected to the restriction of following public specific embodiment.
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is clearly and completely described, obviously, described embodiment is only the utility model part embodiment, rather than whole embodiment.Based on the embodiment in the utility model, those of ordinary skills are not making under the creative work prerequisite the every other embodiment that obtains, and all belong to the scope of the utility model protection.
Embodiment one
The present embodiment provides a kind of signal wiring device, is used for emulation test system,, with reference to figure 2, comprising: output distribution and the input distribution that is connected with described output distribution.Wherein common node P is the common node of described output distribution and described input distribution.
Described output distribution comprises: the first port D1, the second port D2, the first K switch 1 and second switch K2.Described the first port D1 connects described common node P by the first K switch 1.Described output port D2 connects described common node P by second switch K2.
When carrying out emulation testing, described the first port D1 connects the true part of output, and described the second port D2 connects the emulation part of the true part of described output.Described the first K switch 1 is opposite with the on off state of second switch K2, so that during test, only by the true part of output, or the emulation part only by the true part of described output carries out the output of single signal source.
Comprise the connectivity port of the true part of at least one input or the connectivity port of the emulation part of the true part of at least one input with the input distribution that described output distribution is connected, receives described output distribution signal.
For the contrast test result, the true part of more intuitively expression input with and the parameter of emulation part relatively, described input distribution comprises at least one port pair.
Wherein, described port is to comprising: the connectivity port of the connectivity port of a true part of input and the emulation part of the true part of this input.Each connectivity port all is connected with described common node inductive switch by one separately.
As shown in Figure 2, the input distribution of the described signal wiring device of the present embodiment comprises 3 ports pair, and described input distribution comprises: the 3rd port D3, the 4th port D4, five-port D5, the 6th port D6, the 7th port D7, the 8th port D8, the 3rd K switch 3, the 4th K switch 4, the 5th K switch 5, the 6th K switch 6, minion are closed K7 and the 8th switch K8.Wherein, the 3rd port D3 and the 4th port D4 are a corresponding port pair, and five-port D5 and the 6th port D6 are a corresponding port pair, and the 7th port D7 and the 8th port D8 are a corresponding port pair.
Described the 3rd port D3 is connected with described common node P by the 3rd K switch 3; Described the 4th port D4 is connected with described common node P by the 4th K switch 4; Described five-port D5 is connected with described common node P by the 5th K switch 5; Described the 6th port D6 is connected with described common node P by the 6th K switch 6; Described the 7th port D7 closes K7 by minion and is connected with described common node; Described the 8th port D8 is connected with described common node P by the 8th switch K8.
The described signal wiring device of the present embodiment is the multicast structure, at the input distribution, can access simultaneously 6 elements.Preferably, connect 3 pairs of true part and the emulation parts of coupling mutually.
With reference to figure 3, Fig. 3 is for adopting the structural representation of the emulation test system of signal wiring device shown in Fig. 2.The first port connects the true part S of output, the second port connects the emulation part S' of the true part S of described output, the 3rd port connects the true part R1 of input, the 4th port connects the emulation part R'1 of the true part R1 of described input, five-port connects the true part R2 of input, the 6th port connects the emulation part R'2 of the true part R2 of described input, and the 7th port connects the true part R3 of input, and the 8th port connects the emulation part R'3 of the true part R3 of described input.
By Fig. 2 and Fig. 3 are described as can be known, the present embodiment is described when carrying out emulation testing, no matter be the true part of output and emulation part thereof, still input true part and emulation part thereof, be all the switch connecting test circuit by correspondence, the on off state that can control corresponding switch makes the true part or the emulation part that are attached thereto be communicated with test circuit or open circuit.
So, adopt the emulation test system of described signal wiring device, need not the plug operation and remove to replace true part and emulation part, avoided communication cable.The damage of the connecting needle of connector, thus the drawing-in system error avoided, guaranteed the degree of accuracy of test.
traditional test macro can only all switch signals all in whole connector, can not the autotelic switching of carrying out independent signal, when testing process is comparatively complicated, in the time of need to carrying out switch test for specific several signals, existing test macro does not have the testing scheme of simple possible, and the application can provide signal for three pairs of true part and emulation parts that mutually mate simultaneously, and can be by controlling the switch that is connected with the emulation part with each true part, control the connected state of described true part and emulation part and test circuit, autotelic specific one or several device of participating in the experiment are tested.
In the present embodiment, each switch can be mechanical switch, also can be electric switch.With reference to figure 4, in order to improve the switch corresponding speed of system, the on off state that reduces because of switch switches the delay error that causes, and each switch in the described signal wiring device of the present embodiment can all adopt electric switch.Described electric switch can be relay.And the on off state by each switch of control computer control of being connected with described signal wiring device.Wherein, the first K switch 1 is opposite all the time with the control signal of second switch K2, is namely to guarantee only to have the true part S of input always, or only has its emulation part S' that signal output is provided separately.
Embodiment two
For the performance parameters under the externally signal of the true part of test input, for the signal of testing place, the connectivity port branch road that is connected with it and in order to control this connectivity port and to conducting between inductive switch or disconnection, the connectivity port of the true part of input and this connectivity port to inductive switch between be provided with test/injection module.Described test/injection module comprises: be arranged on the connectivity port of the true part of described input and this connectivity port between inductive switch, be used for controlling the double throw switch of this connectivity port and described corresponding switch conduction or disconnection, be arranged between described double throw switch and this connectivity port, be used to this connectivity port external signal is provided, for the test/injection port of the signal of testing this place, connectivity port branch road.
Can, by test panel before increasing, be integrated with all test/injection modules on described front test panel on the described signal wiring device of embodiment one.Make the signal wiring device can have the fault function of injecting, namely make the signal wiring device directly to inject external signal (not being namely the signal of the true part of output or the output of its emulation part) to the true part of the input of participating in the experiment, check the functional characteristic of true part under described external signal of specifically participating in the experiment.Simultaneously can be by the signal of place, true part connectivity port branch road corresponding to test/injection port test.
With reference to figure 5, in Fig. 4 on the basis of the signal wiring device of structure shown in dashed rectangle, increased front test panel M, this front test panel comprises: the first test/injection module K9 that signal, described the 3rd port D3 of control and described the 3rd K switch 3 conducting states of external signal, described the 3rd port D3 place branch road of test are provided for described the 3rd port D3; The second test/injection module K10 of signal, the described five-port D5 of control and described the 5th K switch 5 conducting states of external signal, test described five-port D5 place branch road is provided for described five-port D5; For providing signal, described the 7th port D7 of control and the described minion of external signal, described the 7th port D7 place branch road of test, described the 7th port D7 closes the 3rd test/injection module K11 of K7 conducting state.
With reference to figure 6, described the first test/injection module K9 comprises: be arranged on the first double throw switch K91 between described the 3rd K switch 3 and described the 3rd port D3, be arranged on the first test/injection port K92 between described the first double throw switch K91 and described the 3rd port D3.Wherein, described the first test/injection port K92 comprises: test/inject anodal (+) and test/inject negative pole (-).
, in order to realize testing deixis, can between described the first test/injection port K92 and described the 3rd port D3, first signal pilot lamp L be set.
Described the second test/injection module K10 comprises: be arranged on the second double throw switch between described the 5th K switch 5 and described five-port D5, be arranged on the second test/injection port between described the second double throw switch and described five-port.Described the 3rd test/injection module K11 comprises: be arranged on the 3rd double throw switch between described minion pass and described the 7th port, be arranged on the 3rd test/injection port between described the 3rd double throw switch and described the 7th port.Equally in order to realize five-port D5 place branch road and the 7th port D7 place branch road test deixis, between described five-port and described the second test/injection port, the secondary signal pilot lamp is set, between described the 7th port and described the 3rd test/injection port, the 3rd signal lamp is set.
Described the second test/injection module K10 is identical with described the first test/injection module K10 with the structure of described the 3rd test/injection module 11, and structure both is identical with Fig. 6.
Traditional test macro can't be tested the signal in communication cable, and can't carry out the external signal performance test to some or a plurality of true parts of participating in the experiment, the application realizes above-mentioned test by three test/injection ports that arrange, and as an example of the first test/injection module K9 example, describes:
When the signal of the true part R1 of need test input place branch road, only need to keep the 3rd K switch 3 and the first double throw switch K91 to remain closed, this moment, first signal pilot lamp L was bright, indication circuit connects unimpeded, the employing signal pickup assembly is connected to the first test/collection port K92 to carry out signals collecting and gets final product, and what this moment, this branch road received is from the direct current signal of exporting distribution.When needing the true part R1 of test input externally during the characteristic under signal, can manually disconnect the first double throw switch K91(and also can turn-off the 3rd K switch 3), this moment, first signal pilot lamp L went out, then make the external signal input media provide signal by the first test/collection port K92 for inputting true part R1, this moment, the first signal pilot lamp was bright, and the expression true part R1 of input and external signal are unimpeded.
, to the above-mentioned explanation of the disclosed embodiments, make this area professional and technical personnel can realize or use the utility model.Multiple modification to these embodiment will be apparent for those skilled in the art, and General Principle as defined herein can be in the situation that do not break away from spirit or scope of the present utility model, realization in other embodiments.Therefore, the utility model will can not be restricted to these embodiment shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.
Claims (10)
1. a signal wiring device, is characterized in that, comprising:
The output distribution, described output distribution comprises: the first port and the second port, described the first port connects the true part of output, and described the second port connects the emulation part of the true part of described output;
The input distribution that is connected with described output distribution;
Wherein, described the first port connects the common node of described input distribution and described output distribution by the first switch; Described the second port connects described common node by second switch; The on off state of described the first switch is opposite with the on off state of described second switch.
2. signal wiring device according to claim 1, is characterized in that, described input distribution comprises: the connectivity port of the true part of at least one input, or the connectivity port of the emulation part of the true part of at least one input.
3. signal wiring device according to claim 2, is characterized in that, described input distribution comprises at least one port pair;
Wherein, described port is to comprising: the connectivity port of the connectivity port of a true part of input and the emulation part of the true part of described input; Each connectivity port all is connected with described common node inductive switch by one separately.
4. signal wiring device according to claim 3, is characterized in that, the connectivity port of the true part of described input and this connectivity port to being provided with between inductive switch:
Be used to this connectivity port external signal is provided, be used for this place, connectivity port branch road of test signal, be used for controlling this connectivity port and the corresponding switch conduction of this connectivity port or the test/injection module of disconnection.
5. signal wiring device according to claim 4, is characterized in that, described test/injection module comprises:
The connectivity port that is arranged on the true part of described input and this connectivity port between inductive switch, be used for controlling the double throw switch of this connectivity port and described corresponding switch conduction or disconnection, be arranged between described double throw switch and this connectivity port, be used to this connectivity port external signal is provided, for the test/injection port of the signal of testing this place, connectivity port branch road.
6. signal wiring device according to claim 5, is characterized in that, described test/injection module also comprises: be arranged on the pilot lamp between the test/injection port corresponding with this connectivity port of the connectivity port of the true part of described input.
7. signal wiring device according to claim 1, is characterized in that, the right number of described port is 3.
8. signal wiring device according to claim 1, is characterized in that, described the first switch and second switch are electric switch, and the control signal of described the first switch is opposite with the control signal of described second switch.
9. signal wiring device according to claim 1, is characterized in that, described the first switch, second switch, the 3rd switch, the 4th switch, the 5th switch, the 6th switch, minion are closed and the 8th switch is electric switch.
10. signal wiring device according to claim 9, is characterized in that, described electric switch comprises: relay.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013203539062U CN203287403U (en) | 2013-06-19 | 2013-06-19 | Signal wiring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013203539062U CN203287403U (en) | 2013-06-19 | 2013-06-19 | Signal wiring device |
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| CN203287403U true CN203287403U (en) | 2013-11-13 |
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| CN2013203539062U Expired - Lifetime CN203287403U (en) | 2013-06-19 | 2013-06-19 | Signal wiring device |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103728885A (en) * | 2013-12-20 | 2014-04-16 | 江苏锐天信息科技有限公司 | Comprehensive wiring management method based on aviation bus |
| CN105068445A (en) * | 2015-07-31 | 2015-11-18 | 中国航空无线电电子研究所 | Multifunctional signal route adaption matrix |
| CN110855451A (en) * | 2019-11-18 | 2020-02-28 | 中国航空工业集团公司沈阳飞机设计研究所 | Non-bus signal switching system |
-
2013
- 2013-06-19 CN CN2013203539062U patent/CN203287403U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103728885A (en) * | 2013-12-20 | 2014-04-16 | 江苏锐天信息科技有限公司 | Comprehensive wiring management method based on aviation bus |
| CN105068445A (en) * | 2015-07-31 | 2015-11-18 | 中国航空无线电电子研究所 | Multifunctional signal route adaption matrix |
| CN110855451A (en) * | 2019-11-18 | 2020-02-28 | 中国航空工业集团公司沈阳飞机设计研究所 | Non-bus signal switching system |
| CN110855451B (en) * | 2019-11-18 | 2021-10-01 | 中国航空工业集团公司沈阳飞机设计研究所 | Non-bus signal switching system |
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Address after: 4 / F, building 1, No.14 Jiuxianqiao Road, Chaoyang District, Beijing 100020 Patentee after: Beijing Jingwei Hengrun Technology Co.,Ltd. Address before: 8 / F, block B, No. 11, Anxiang Beili, Chaoyang District, Beijing 100101 Patentee before: Beijing Jingwei HiRain Technologies Co.,Ltd. |
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| CX01 | Expiry of patent term | ||
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Granted publication date: 20131113 |