CN205539299U - Detection apparatus for testable connection exactness - Google Patents
Detection apparatus for testable connection exactness Download PDFInfo
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- CN205539299U CN205539299U CN201620096341.8U CN201620096341U CN205539299U CN 205539299 U CN205539299 U CN 205539299U CN 201620096341 U CN201620096341 U CN 201620096341U CN 205539299 U CN205539299 U CN 205539299U
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Abstract
The utility model discloses a detection apparatus for testable connection exactness, it has the circuit of awaiting measuring board, surveys test panel and controller. The circuit board that awaits measuring has a plurality of first ports, each first at least one electronic component of port electric connection. Each first port electric connection's electronic component makes each first port have a corresponding resistance value. It has a plurality of second ports, second port through -connection line connection to first port to survey test panel. Controller electric connection surveys test panel for control has been connected to the second port output test signal of first port. The test signal is used for detecting the corresponding resistance value of first port to whether the connection according to in order to judge first port and second port is correct.
Description
Technical field
This utility model relates to a kind of detection device tested and connect correctness, particularly a kind of in order to distinguish
Know and whether connect correct detection device between circuit board under test and test board.
Background technology
When circuit board under test is detected, need circuit board under test and test in the way of artificial
Plate connects.It is said that in general, be respectively provided with multiple slot on circuit board under test and test board, carrying out
During detection, user must be transmitted through flat cable and the slot on test board be connected to circuit board under test
On corresponding slot.Accordingly, what test board can be correct detects circuit board under test.
But, in actual example, the slot on circuit board under test and the slot on test board it
Between the not clearest and the most definite unlabeled ligand mode to connecting, user is likely on circuit board under test
Slot be connected to the slot of non-corresponding on test board, in turn result in circuit board under test detection mistake,
Or it is the damage causing circuit board under test.
Summary of the invention
This utility model is to provide a kind of detection device tested and connect correctness, uses solution and treats
Between slowdown monitoring circuit plate and test board during connection error, it is likely to result in circuit board under test detection mistake or damages
Bad problem.
The detection device of the connection the tested correctness disclosed by this utility model, comprises circuit under test
Plate, test board and controller.Circuit board under test has multiple first port, and each first port is electrical
Connect at least one electronic building brick.Each first port be electrically connected with electronic building brick make each first
Port has a corresponding resistance value.Test board has multiple second port, and the second port passes through connecting line
It is connected to the first port.Controller is electrically connected with test board, in order to control to have been connected to the of the first port
Two-port netwerk output test signal.Test signal is in order to test the corresponding resistance value of the first port, and sentences according to this
The connection of disconnected first port and the second port is the most correct.
According to the detection device of the connection the tested correctness disclosed by above-mentioned this utility model, by
On circuit board under test, each first port is arranged different electronic building bricks, make each first
Port has different corresponding resistance values, when connecting the first port and the second port by connecting line
Time, controller control in advance second port output test signal to the first port, to test the first end
The corresponding resistance value of mouth, judges whether connect between the first port and the second port correctly, reach according to this
To reduce start to detect time the first port and the chance of the second port connection error, and there is protection treat
Effect of slowdown monitoring circuit plate.
It is to use above with respect to the explanation of this utility model disclosure and the explanation of following embodiment
In demonstration and explanation spirit of the present utility model and principle, and provide patent application model of the present utility model
Enclose and further explain.
Accompanying drawing explanation
Fig. 1 is the schematic diagram according to the detection device depicted in this utility model one embodiment.
Fig. 2 is the functional block diagram according to the detection device depicted in this utility model one embodiment.
In figure:
10 detection devices
11 circuit board under test
111, PX1 the first port
112 resistance
13 test boards
131, PX2 the second port
15 controllers
17 connecting lines
T1 first connects end
T2 second connects end
RX resistance
Detailed description of the invention
Hereinafter detailed features of the present utility model and advantage, its content foot are described in embodiments in detail
Skilled in the art realises that technology contents of the present utility model so that any and implement according to this, and according to this
Content disclosed by description, claim and graphic, any skilled person readily understands that
The purpose of this utility model and advantage.Below example further describes viewpoint of the present utility model,
But it is non-to limit category of the present utility model anyways.
It is to fill according to the detection depicted in this utility model one embodiment please with reference to Fig. 1 and Fig. 2, Fig. 1
The schematic diagram put, Fig. 2 is the function block according to the detection device depicted in this utility model one embodiment
Figure.As it can be seen, detection device 10 has circuit board under test 11, test board 13 and controller 15.
Circuit board under test 11 has multiple first port 111, and each first port 111 is electrically connected with at least one
Individual electronic building brick 112.The electronic building brick 112 that each first port 111 is electrically connected with, make each the
Single port 111 has a corresponding resistance value.Test board 13 has multiple second port 131, the second end
Mouth 131 is connected to the first port 111 through connecting line 17.Controller 15 is electrically connected with test board 13,
In order to control to have been connected to the second port 131 output test signal of the first port 111.Test signal is used
To test the corresponding resistance value of the first port 111, and judge the first port 111 and the second port 131 according to this
Connection the most correct.
In an embodiment, each first port 111 of circuit board under test 11 has multiple first
Connecting end, each second port 131 of test board 13 has multiple second and connects end.First port
The first connection end of 111 and the second connection end of the second port 131 have identical quantity, but not as
Limit.When the second port 131 is connected to the first port 111, each first connection end correspondence connects one
Individual second connects end.Electronic building brick 112 for example, light emitting diode, resistance or other suitable electronics groups
Part.Electronic building brick 112 be electrically connected at the first port 111 one of them first connect end, in other words,
Each first port 111 is at least electrically connected with an electronic building brick 112, and electronic building brick 112 electrically connects
It is connected to one of them first connection end of the first port 111, but is not limited.In other embodiments,
Can also have more electronic building brick be electrically connected at the first port 111 other first connection end.
Before circuit board under test 11 is detected by panel 15 through test board 13, need to survey
The second port 131 on test plate (panel) 13 is connected on the first correct port 111, panel 15 ability
Transmit corresponding detection signal to the first correct port 111.Therefore, the present embodiment is by test board
13 and after circuit board under test 11 connects through connecting line 17, controller 15 can proceed by detection
Before, first signal is tested to circuit board under test 11 through test board 13 output, it is judged that the first port 111
Connection with the second port 131 is the most correct.It is to say, controller 15 controls by connecting line 17
It is connected to the second port 113 output test signal of the first port 111, to test signal test first
The corresponding resistance value of port 111, then judge the first port 111 and company of the second port 113 according to this
Connect the most correct.
For convenience of explanation, with the first port PX1 shown in Fig. 2, the second port PX2, first
Connect end t1, the second connection end t2 and resistance RX illustrates.As in figure 2 it is shown, test board 13
The second port PX2 be connected to the first port PX1 of circuit board under test 11 by connecting line 17.
Each first connection end of first port PX1 is electrically connected with the second of a second port PX2
Connect end.Second connection end t2 is predetermined to be, at panel 15, circuit board under test 11 is detected it
Before, first test whether the second port PX2 is connected to the pin of the first correct port.
Controller connects end t1 to first, with test through the second connection end t2 output test signal
First resistance value connecting the resistance RX that end t1 is connected.Test signal for example, predicted current value
Test electric current, second connect end t2 through first connection end t1 will test electric current output to resistance
RX, and measure the voltage difference at resistance RX two ends, make controller 15 according to resistance RX two ends
Voltage difference, calculate resistance RX resistance value.In an embodiment, resistance RX two ends
Voltage difference can be measured by circuit board under test 11, and circuit board under test 11 is again according to resistance RX
The voltage difference reply feedback at two ends, to controller 15, makes controller 15 according to feedback
Calculate the resistance value of resistance RX.In other embodiments, controller 15 can also pass through other
Suitably mode judges the resistance value of resistance RX, and the present embodiment not limits.
Presetting the corresponding resistance value corresponding to the first port of connection with the second port PX2 is 5 ohm
For, when the resistance value that controller 15 judges resistance RX is 5 ohm, represent the second port
The connection of PX2 and the first port PX1 is correct.But, when the second port PX2 presets even
The corresponding resistance value corresponding to the first port connect is 3 ohm, and controller 15 judges resistance RX
Resistance value when being 5 ohm, then it represents that the connection of the second port PX2 and the first port PX1 is
Incorrect.
In an embodiment, after the resistance value of resistance RX judged by controller 15, control
Device 15 is more according to a resistance value look-up table, it is judged that the first port 111 and the second port 113
Connect the most correct.It is to say, resistance value look-up table comprises the right of each the first port 111
Answer resistance value, when the resistance value that controller 15 judges resistance RX is 5 ohm, controller 15
According to resistance value look-up table comparison the second port PX2 preset corresponding to the first port of connection right
Answer whether resistance value is 5 ohm, to judge the first port PX1 and the connection of the second port PX2
The most correct.
In another embodiment, when controller 15 judges the first port and the connection of the second port
Time incorrect, according to resistance value look-up table, controller 15 more judges that the first port presets the of connection
Two-port netwerk position.In other words, when the second port PX2 preset corresponding to the first port of connection right
Time to answer resistance value be 3 ohm, and controller 15 measures the resistance RX of the first port PX1
Resistance value is 5 ohm, and controller 15 judges that the malunion of the first port and the second port is true,
Then according to resistance value look-up table, controller 15 judges that the first port that resistance RX is 5 ohm is
PX4.Now, controller 15 can provide the second port PX2 should be connected to the first port to be
The message of PX4, informs user, reduces user examination number of times by mistake.
In aforesaid embodiment, electronic building brick 112 is to illustrate as a example by resistance, real in other
Execute in example, electronic building brick 112 the most for example, light emitting diode or other suitable electronic building bricks, this
Embodiment not limits.Additionally, the present embodiment is also not intended to the electricity that the first port 111 is electrically connected with
Sub-component 112 number, such as when the first port 111 is electrically connected with two resistance in parallel, the
The corresponding resistance value of Single port 111 is then the equivalent resistance of two resistance in parallel.When the first end
When mouth 111 is electrically connected with the light emitting diode of two series connection, the corresponding resistance value of the first port 111
It it is then the equivalent resistance of the light emitting diode of two series connection.
In aforesaid embodiment, the first port 111 of circuit board under test 11 and the of test board 13
The connection of Two-port netwerk 131 is to realize through connecting line 17.Connecting line 17 for example, flat cable, one
Individual connecting line 17 has multiple wire, and the two ends of each wire are connected to the first port 111
One first connection end and one second of test board 13 connection end between, but the present embodiment not limit
System.In other embodiments, the first port 111 of circuit board under test 11 and the second end of test board 13
Mouth 131 directly can also be connected by multiple wires or connect through other suitable modes.
Comprehensive the above, this utility model embodiment provides a kind of detection tested and connect correctness
Device, by being arranged at the electronic building brick of each the first port, makes each first port have
Different corresponding resistance values.Thereby, after the first port and the second port connect, panel is permissible
Beforehand through the second port output test signal to the first port, to measure the corresponding electricity of the first port
Resistance, the corresponding resistance value of the first port of comparison according to this and the second port preset the first port of connection
Corresponding corresponding resistance value is the most identical, judges the company between the first port and the second port according to this
Connect the most correct.Thereby, the detection device of the present embodiment can reduce and starts to enter circuit board under test
During row detection, the first port and the chance of the second port connection error, and reduce controller input mistake
Detection signal, to circuit board under test, causes the possibility that circuit board under test damages by mistake.
Although this utility model is disclosed above with aforesaid embodiment, so it is not limited to this practicality
Novel.Without departing from spirit and scope of the present utility model, the change done and retouching, all belong to this
The scope of patent protection of utility model.
Claims (10)
1. can test the detection device connecting correctness for one kind, it is characterised in that including:
One circuit board under test, has multiple first port, and this first port each is electrically connected with at least one
Electronic building brick, this electronic building brick that this first port each is electrically connected with makes this first port each have
One corresponding resistance value；
One test board, has multiple second port, those second ports one of them through a connecting line
Be connected to those first ports one of them；And
One controller, is electrically connected with this test board, has been connected to those first ports wherein in order to controlling
One of this second port output one test signal, this test signal in order to detect those first ports its
One of this correspondence resistance value, the most just judging the connection of this first port and this second port according to this
Really.
The detection device connecting correctness can be tested the most as claimed in claim 1, it is characterised in that:
This first port of each of which has multiple first and connects end, those the first connection end at least a part of which one electricity
Property connects this electronic building brick.
The detection device connecting correctness can be tested the most as claimed in claim 2, it is characterised in that:
This second port of each of which has multiple second and connects end, and when those second ports, one of them passes through
This connecting line be connected to those first ports one of them time, this second port each this second connect
End be electrically connected with those first connect ends one of them.
The detection device connecting correctness can be tested the most as claimed in claim 3, it is characterised in that:
Wherein this controller controls to have been connected to one of them this second port of those first ports, with those
Second connects end, and one of them exports this test signal, and this test signal is through this connecting line output extremely tool
Having this first connection end of this electronic building brick, to detect the resistance value of this electronic building brick, judging according to this should
The connection of the first port and this second port is the most correct.
The detection device connecting correctness can be tested the most as claimed in claim 3, it is characterised in that:
Wherein this connecting line comprises multiple wire, this wire each be connected to those first connect ends one of them
With those second connect ends between one of them.
The detection device connecting correctness can be tested the most as claimed in claim 1, it is characterised in that:
Wherein this electronic building brick is resistance, and the equivalent resistance of the resistance that this first port each is electrically connected with is
This correspondence resistance value of this first port.
The detection device connecting correctness can be tested the most as claimed in claim 6, it is characterised in that:
Wherein this controller control have been connected to those first ports one of them this second port output should
Test signal is a test electric current, and this controller is according to the voltage difference at these electronic building brick two ends, it is judged that
This correspondence resistance value of this first port that this second port connects.
The detection device connecting correctness can be tested the most as claimed in claim 1, it is characterised in that:
Wherein this electronic building brick is light emitting diode, the light emitting diode that this first port each is electrically connected with
Equivalent resistance is this correspondence resistance value of this first port.
The detection device connecting correctness can be tested the most as claimed in claim 1, it is characterised in that:
Wherein this controller is more according to a resistance value look-up table, it is judged that this first port and the company of this second port
Connecing the most correct, this resistance value look-up table comprises this correspondence resistance value of this first port each.
The detection device connecting correctness can be tested the most as claimed in claim 9, it is characterised in that:
Wherein when the malunion that this controller judges this first port and this second port is true, this controller
More judge that this first port presets this second port position of connection according to this resistance value look-up table.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620096341.8U CN205539299U (en) | 2016-02-01 | 2016-02-01 | Detection apparatus for testable connection exactness |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620096341.8U CN205539299U (en) | 2016-02-01 | 2016-02-01 | Detection apparatus for testable connection exactness |
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| Publication Number | Publication Date |
|---|---|
| CN205539299U true CN205539299U (en) | 2016-08-31 |
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ID=56773840
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620096341.8U Active CN205539299U (en) | 2016-02-01 | 2016-02-01 | Detection apparatus for testable connection exactness |
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| Country | Link |
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| CN (1) | CN205539299U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106597207A (en) * | 2016-12-08 | 2017-04-26 | 山东航天电子技术研究所 | Integrated electronic equipment cable plugging state passive detection system and detection method |
| CN112986664A (en) * | 2021-02-26 | 2021-06-18 | 浙江嘉宏电力科技有限公司 | Capacitor identification method and device |
-
2016
- 2016-02-01 CN CN201620096341.8U patent/CN205539299U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106597207A (en) * | 2016-12-08 | 2017-04-26 | 山东航天电子技术研究所 | Integrated electronic equipment cable plugging state passive detection system and detection method |
| CN106597207B (en) * | 2016-12-08 | 2019-02-19 | 山东航天电子技术研究所 | A kind of integronics cable connector state passive detection system and detection method |
| CN112986664A (en) * | 2021-02-26 | 2021-06-18 | 浙江嘉宏电力科技有限公司 | Capacitor identification method and device |
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| GR01 | Patent grant |