CN211318533U - Board card test tool for computer board card - Google Patents
Board card test tool for computer board card Download PDFInfo
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- CN211318533U CN211318533U CN201922346916.3U CN201922346916U CN211318533U CN 211318533 U CN211318533 U CN 211318533U CN 201922346916 U CN201922346916 U CN 201922346916U CN 211318533 U CN211318533 U CN 211318533U
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Abstract
The application discloses integrated circuit board test fixture of computer integrated circuit board, this integrated circuit board test fixture include the box, set up the cassette on the box. The card seat is used for clamping a computer board card to be detected, and a signal interface for connecting the interface is arranged at the position, corresponding to the interface of the computer board card, on the card seat; and a detection circuit is arranged in the box body and used for receiving an external signal and an external power supply and outputting the external signal and detection voltage to a signal interface so as to output the external signal and the detection voltage to a computer board card for detection. Because the tool can be connected with a corresponding computer board to be detected in a clamping mode, the detection circuit for detection is arranged in the box body, the computer board can be detected through the operation of the detection circuit, and multiple instruments are not required to be used for detecting in sequence, so that the detection efficiency is greatly improved.
Description
Technical Field
The application relates to the technical field of computers, in particular to a board card testing tool of a computer board card.
Background
At present, a high-performance computer and an industrial control computer are often formed by connecting a plurality of board cards, for example, a JD-1A type computer interlock system which is high in reliability and safety and meets the principle of signal equipment failure-safety is formed by assembling a plurality of board cards, including a multifunctional matching board, a bus matching board, a case control board, a collection board, an I/0 matching board, an output drive board, a detection board and the like.
In order to ensure that the assembled computer system can work normally, the electrical signal characteristics of the board card need to be tested before assembly, but currently, various instruments can only be used for sequentially testing each characteristic, so that the detection efficiency is low.
SUMMERY OF THE UTILITY MODEL
In view of this, the present application provides a board test fixture for a computer board, which is used to detect the in-and-out electrical signal characteristics of various computer boards, so as to improve the detection efficiency.
In order to achieve the above object, the following solutions are proposed:
the utility model provides a board card test fixture of computer board card, includes the box, sets up cassette on the box, wherein:
the card seat is used for clamping a computer board card to be detected, and a signal interface used for connecting the interface is arranged at a position, corresponding to the interface of the computer board card, on the card seat;
and a detection circuit is arranged in the box body and used for receiving an external signal and an external power supply and outputting the external signal and detection voltage to the signal interface, so that the external signal and the detection voltage are output to the computer board card to realize detection.
Optionally, a panel of the box body is provided with a plurality of ports and a plurality of switches.
Optionally, the plurality of ports include an ammeter port, a voltmeter port, an electric stopwatch port, a first test port, a second test port, and a signal receiving port;
the plurality of switches includes a first voltage switch, a second voltage switch, and a detection changeover switch.
Optionally, the detection circuit includes a 5-volt power supply module, a 32-volt power supply module, a signal input board and a relay, wherein:
the 5-volt power supply module is used for receiving an external power supply and outputting 5-volt voltage to the signal interface;
the 32-volt power supply module is used for receiving an external power supply and outputting 32-volt voltage to the signal interface;
the signal input board is used for receiving the external signal and outputting the external signal to the signal interface;
the relay is used for switching the path of the external signal in the detection circuit.
Optionally, the output end of the 5v power supply module is further connected with a first resistor and a first light emitting diode which are connected in series.
Optionally, the first light emitting diode is disposed on a panel of the case.
Optionally, the output end of the 32 v power supply module is further connected with a second resistor and a second light emitting diode which are connected in series.
Optionally, the second light emitting diode is disposed on a panel of the box body.
According to the technical scheme, the application discloses a board card testing tool for a computer board card, which comprises a box body and a card seat arranged on the box body. The card seat is used for clamping a computer board card to be detected, and a signal interface for connecting the interface is arranged at the position, corresponding to the interface of the computer board card, on the card seat; and a detection circuit is arranged in the box body and used for receiving an external signal and an external power supply and outputting the external signal and detection voltage to a signal interface so as to output the external signal and the detection voltage to a computer board card for detection. Because the tool can be connected with a corresponding computer board to be detected in a clamping mode, the detection circuit for detection is arranged in the box body, the computer board can be detected through the operation of the detection circuit, and multiple instruments are not required to be used for detecting in sequence, so that the detection efficiency is greatly improved.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present application, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a schematic diagram of a board test tool for a computer board card according to an embodiment of the present application;
FIG. 2 is a schematic diagram of a computer tile;
fig. 3 is a test schematic diagram of a board card test fixture of a computer board according to an embodiment of the present application;
fig. 4 is a circuit diagram of a detection circuit of the plate test fixture according to the embodiment of the present application;
fig. 5 is a circuit diagram of a signal input board of the board test fixture according to the embodiment of the present application.
Detailed Description
The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
Fig. 1 is a schematic diagram of a board test fixture for a computer board card according to an embodiment of the present application.
As shown in fig. 1, the board test fixture provided in this embodiment includes a box 10 and a card seat 20 disposed on the box, where the card seat is used to clamp a computer board to be detected, and the computer board 100 is shown in fig. 2. The size and shape of the computer board card are matched with the card seat, for example, the computer board card of JD-1A type computer interlock system can be clamped on the card seat, as shown in fig. 3, the computer board cards are a multifunctional matching board, a bus matching board, a chassis control board, a collection board, an I/0 matching board, an output drive board, a detection board, etc.
The bottom of the card seat is provided with a signal interface 21 for connecting the interface of the computer board card, and the position of the signal interface is matched with the position of the interface 101 of the computer board card, so that when the computer board card is clamped on the card seat, the interface of the computer board card and the signal interface on the card seat can be connected together.
The detection circuit is arranged in the box body and used for receiving external signals and external power supplies which are input after the external signals and the external power supplies are finished and outputting the external signals and detection voltage to the computer board card clamped on the clamping seat, so that the computer board card is detected.
According to the technical scheme, the embodiment provides the board card testing tool for the computer board card, and the board card testing tool comprises a box body and a card seat arranged on the box body. The card seat is used for clamping a computer board card to be detected, and a signal interface for connecting the interface is arranged at the position, corresponding to the interface of the computer board card, on the card seat; and a detection circuit is arranged in the box body and used for receiving an external signal and an external power supply and outputting the external signal and detection voltage to a signal interface so as to output the external signal and the detection voltage to a computer board card for detection. Because the tool can be connected with a corresponding computer board to be detected in a clamping mode, the detection circuit for detection is arranged in the box body, the computer board can be detected through the operation of the detection circuit, and multiple instruments are not required to be used for detecting in sequence, so that the detection efficiency is greatly improved.
A plurality of ports and a plurality of switches are arranged on a panel of the board card testing tool. These ports include an ammeter port 11, a voltmeter port 12, an electric stopwatch port 13, a first test port 14, a second test port 15, and a signal receiving port 16.
The port of the ammeter is used for being externally connected with the ammeter; the ammeter is used for detecting the output current of the 5-volt power supply module; the voltmeter port is used for being externally connected with a voltmeter; the port of the electric stopwatch is externally connected with the electric stopwatch; the signal receiving port is used for being externally connected with a signal output end of the signal generator.
The plurality of switches includes a first voltage switch K1 for shutting off a 5 volt output, a second voltage switch K2 for shutting off a 32 volt output, and a detection switch K3 for switching the relay to operate with an electric stopwatch.
The detection circuit includes a 5 volt power supply module, a 32 volt power supply module, a signal input board and a relay 17, and the above-mentioned first voltage switch, second voltage switch and detection changeover switch are actually part of the detection circuit. The voltmeter is used for detecting whether the voltage absorbed by the relay meets the requirement.
The 5V power supply module is used for receiving 220 AC commercial power and outputting a 5V power supply, and the first voltage switch can control the output of the 5V power supply through switching; similarly, the 32-volt power module is used for receiving 220 alternating current and outputting 32-volt power, and the second voltage switch can control the output of the 32-volt power through opening and closing.
The output end of the 5-volt power supply module is connected with a first resistor and a first light-emitting diode which are connected in series, and the first light-emitting diode is arranged above the first voltage switch, so that the on and off of the first light-emitting diode can indicate whether the 5-volt power supply module outputs voltage or not.
A second resistor and a second light emitting diode are also connected in series at the output end of the 32-volt power supply module, and the second light emitting diode is arranged above the second voltage switch, so that the on and off of the second light emitting diode can indicate whether the 32-volt power supply module outputs voltage or not.
The third switch K3 corresponds to the relay and the electric stopwatch, when K3 is turned to the relay state, the relay will suck up when the plate to be tested has an output signal; when the relay is in the sucking-up state, K3 is pulled to the position of the electric stopwatch, the output signal of the plate to be tested is cut off, the test loop is connected to the electric stopwatch, and the electric stopwatch starts to test whether the falling time of the relay meets the requirement
The signal generator is used for providing a sine wave signal of 5V/5Hz and inputting the sine wave signal to the signal input plate, and the circuit diagram of the signal input plate is shown in figure 5 and comprises a resistor and an optical coupling element which are used for outputting the sine wave signal to the interface through photoelectric isolation.
The embodiments in the present specification are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other.
While preferred embodiments of the present application have been described, additional variations and modifications of these embodiments may occur to those skilled in the art once they learn of the basic inventive concepts. Therefore, it is intended that the appended claims be interpreted as including the preferred embodiment and all such alterations and modifications as fall within the true scope of the embodiments of the application.
Finally, it should also be noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or terminal that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or terminal. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other like elements in a process, method, article, or terminal that comprises the element.
The technical solutions provided by the present application are introduced in detail, and specific examples are applied in the description to explain the principles and embodiments of the present application, and the descriptions of the above examples are only used to help understanding the method and the core ideas of the present application; meanwhile, for a person skilled in the art, according to the idea of the present application, there may be variations in the specific embodiments and the application scope, and in summary, the content of the present specification should not be construed as a limitation to the present application.
Claims (8)
1. The utility model provides a integrated circuit board test fixture of computer integrated circuit board, its characterized in that includes the box, sets up cassette on the box, wherein:
the card seat is used for clamping a computer board card to be detected, and a signal interface used for connecting the interface is arranged at a position, corresponding to the interface of the computer board card, on the card seat;
and a detection circuit is arranged in the box body and used for receiving an external signal and an external power supply and outputting the external signal and detection voltage to the signal interface, so that the external signal and the detection voltage are output to the computer board card to realize detection.
2. A board card test fixture as claimed in claim 1, wherein a plurality of ports and a plurality of switches are provided on the face plate of the housing.
3. The board test tool of claim 2, wherein the plurality of ports include an ammeter port, a voltmeter port, an electric stopwatch port, a first test port, a second test port, and a signal receiving port;
the plurality of switches includes a first voltage switch, a second voltage switch, and a detection changeover switch.
4. The board card test tool of claim 1, wherein the detection circuit comprises a 5 volt power module, a 32 volt power module, a signal input board and a relay, wherein:
the 5-volt power supply module is used for receiving an external power supply and outputting 5-volt voltage to the signal interface;
the 32-volt power supply module is used for receiving an external power supply and outputting 32-volt voltage to the signal interface;
the signal input board is used for receiving the external signal and outputting the external signal to the signal interface;
the relay is used for switching the path of the external signal in the detection circuit.
5. The board card test tool of claim 4, wherein the output end of the 5-volt power supply module is further connected with a first resistor and a first light emitting diode which are connected in series.
6. A board card test fixture as in claim 5 wherein the first LED is disposed on a face plate of the housing.
7. The board card testing tool of claim 4, wherein the output end of the 32-volt power supply module is further connected with a second resistor and a second light emitting diode which are connected in series.
8. A board card test fixture as in claim 7 wherein the second light emitting diode is disposed on a face plate of the housing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922346916.3U CN211318533U (en) | 2019-12-24 | 2019-12-24 | Board card test tool for computer board card |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922346916.3U CN211318533U (en) | 2019-12-24 | 2019-12-24 | Board card test tool for computer board card |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211318533U true CN211318533U (en) | 2020-08-21 |
Family
ID=72067154
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922346916.3U Active CN211318533U (en) | 2019-12-24 | 2019-12-24 | Board card test tool for computer board card |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211318533U (en) |
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2019
- 2019-12-24 CN CN201922346916.3U patent/CN211318533U/en active Active
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