CN210323136U - Circuit board short circuit testing device - Google Patents
Circuit board short circuit testing device Download PDFInfo
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- CN210323136U CN210323136U CN201921263665.6U CN201921263665U CN210323136U CN 210323136 U CN210323136 U CN 210323136U CN 201921263665 U CN201921263665 U CN 201921263665U CN 210323136 U CN210323136 U CN 210323136U
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- short circuit
- circuit board
- pressure regulating
- knob
- circuit testing
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Abstract
The utility model provides a short circuit testing device of a circuit board, which comprises a rubber pad, a testing platform, an elastic slide bar, an electrode contact, a pressure regulating knob, a voltmeter, an ammeter, a fuse, a voltage regulator and a rectifier, wherein the upper end surface of a short circuit testing main body is provided with the rubber pad, the lower side of the rubber pad is provided with the testing platform, the left side and the right side of the testing platform are provided with the elastic slide bar, the inner side of the elastic slide bar is connected with the electrode contact, the front end surface of the short circuit testing main body is provided with the voltmeter, the front end surface of the short circuit testing main body is provided with the pressure regulating knob, the rear side of the pressure regulating knob is provided with the voltage regulator, the lower side of the inner part of the short circuit testing main body is provided with the fuse, the rear, the convenience of circuit board short circuit test is convenient for improve, and the practicality is strong.
Description
Technical Field
The utility model relates to a circuit board short circuit testing arrangement belongs to circuit board testing tool technical field.
Background
The domestic research on the automatic detection system of the printed circuit board starts from about the early and middle of the 90 s and is just started. Since the price of the foreign automatic detection system of the printed circuit board is too expensive, and no automatic detection equipment of the printed circuit board is developed at home, most of the domestic circuit board manufacturers still adopt a method of manually checking the printed circuit board by using a magnifying glass or a projector for side detection. Because the labor intensity of manual inspection is high, the eyes are easy to fatigue, and the missing inspection rate is very high. And with the development of miniaturization and digitalization of electronic products, the printed circuit board also develops high density and high precision, and the manual inspection method is basically not realized.
The existing short circuit testing device is inconvenient to carry out short circuit testing on the circuit board, and the problem of the occurrence is urgently needed to be solved.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a circuit board short circuit testing arrangement to solve the problem that proposes in the above-mentioned background art, the utility model discloses rational in infrastructure, the convenience of the short circuit test of improvement circuit board of being convenient for, the practicality is strong.
In order to achieve the above purpose, the present invention is realized by the following technical solution: a circuit board short circuit testing device comprises a short circuit testing main body, a short circuit testing mechanism and a supporting column, wherein the short circuit testing main body is internally provided with the short circuit testing mechanism, the supporting column is installed on the lower side of the short circuit testing main body, the short circuit testing mechanism comprises a rubber pad, a testing table, an elastic sliding rod, a fixed knob, an electrode contact, a pressure regulating knob, a voltmeter, an ammeter, a fuse, a voltage regulator and a rectifier, the rubber pad is installed on the upper end face of the short circuit testing main body, the testing table is installed on the lower side of the rubber pad, the elastic sliding rod is assembled on the left side and the right side of the testing table, the fixed knob is assembled on the upper side of the elastic sliding rod, the electrode contact is connected on the inner side of the elastic sliding rod, the voltmeter is, the voltage regulator is equipped with to pressure regulating knob rear side, the fuse is installed to the inside downside of short circuit test main part, the rectifier is installed to the inside rear side of short circuit test main part.
Furthermore, the sliding groove is formed in the elastic sliding rod, the width of the sliding groove is slightly larger than that of the lower side of the fixed knob, and an anti-skidding cap is assembled on the upper side of the fixed knob.
Furthermore, the upper side of the electrode contact is provided with a wire guide hole, the lower side of the electrode contact is provided with a conical conductive head, two groups of the electrode contacts are arranged, and the specifications of the two groups of the electrode contacts are the same.
Further, the annular side face of the pressure regulating knob is provided with anti-skidding threads, the rear side of the pressure regulating knob is provided with a rotating shaft, and the pressure regulating knob is connected with the pressure regulator through the rotating shaft.
Further, the left side and the right side of the fuse are provided with dismounting seats.
Furthermore, four groups of support columns are arranged, and the specifications of the four groups of support columns are the same.
The utility model has the advantages that: the utility model discloses a circuit board short circuit testing arrangement, because of the utility model discloses added rubber pad, testboard, elasticity slide bar, fixed knob, electrode contact, pressure regulating knob, voltmeter, ampere meter, fuse, voltage regulator and rectifier, this design can effectively carry out short circuit test under the different voltage to the circuit board, has solved the inconvenient problem of carrying out the short circuit test to the circuit board of original short circuit testing arrangement, has improved the short circuit testability the utility model discloses a short circuit test nature.
Because of the inside spout of having seted up of elasticity slide bar, and the spout width slightly is greater than fixed knob downside width, fixed knob upside is equipped with anti-skidding cap, the convenient position of adjusting electrode contact of this design, the convenience is carried out the contact test to the circuit board, the wire guide has been seted up because of the electrode contact upside, the electrode contact downside is equipped with the toper conducting head, this design is convenient to carry out the contact test to external circuit board minor component, be equipped with anti-skidding line because of pressure regulating knob annular side, pressure regulating knob rear side is equipped with the pivot, this design makes things convenient for accurate regulation pressure regulating knob, be equipped with the dismantlement seat because of the fuse left and right sides, this design is convenient for change the fuse, be equipped with four groups because of the support column, this design makes things convenient for the firm placement of short circuit test main part.
Drawings
Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:
fig. 1 is a schematic structural diagram of a circuit board short circuit testing device of the present invention;
fig. 2 is a schematic structural diagram of a short circuit testing mechanism in the short circuit testing apparatus of the present invention;
fig. 3 is a right sectional view of a short circuit testing mechanism in the short circuit testing apparatus of the present invention;
fig. 4 is a circuit diagram of a short circuit testing mechanism in the short circuit testing device of the present invention;
in the figure: the device comprises a 1-short circuit test main body, a 2-short circuit test mechanism, a 3-support column, a 21-rubber pad, a 22-test bench, a 23-elastic slide rod, a 24-fixed knob, a 25-electrode contact, a 26-voltage regulation knob, a 27-voltmeter, a 28-ammeter, a 29-fuse, a 261-voltage regulator and a 291-rectifier.
Detailed Description
In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.
Referring to fig. 1-4, the present invention provides a technical solution: the utility model provides a circuit board short circuit testing arrangement, includes short circuit test main part 1, short circuit test mechanism 2 and support column 3, and short circuit test main part 1 is inside to be provided with short circuit test mechanism 2, and support column 3 is installed to 1 downside of short circuit test main part.
The short circuit testing mechanism 2 comprises a rubber pad 21, a testing platform 22, an elastic sliding rod 23, a fixed knob 24, an electrode contact 25, a pressure regulating knob 26, a voltmeter 27, an ammeter 28, a fuse 29, a voltage regulator 261 and a rectifier 291, wherein the rubber pad 21 is installed on the upper end surface of the short circuit testing main body 1, the testing platform 22 is installed on the lower side of the rubber pad 21, the elastic sliding rods 23 are assembled on the left side and the right side of the testing platform 22, the fixed knob 24 is assembled on the upper side of the elastic sliding rod 23, the electrode contact 25 is connected to the inner side of the elastic sliding rod 23, the voltmeter 27 is installed on the front end surface of the short circuit testing main body 1, the ammeter 28 is installed on the front end surface of the short circuit testing main body 1, the pressure regulating knob 26 is assembled on the front end surface of the short circuit, this design has solved the inconvenient problem of carrying out the short circuit test to the circuit board of original short circuit testing arrangement.
The elastic sliding rod 23 is internally provided with a sliding groove, the width of the sliding groove is slightly larger than the width of the lower side of the fixed knob 24, the upper side of the fixed knob 24 is provided with an anti-slip cap, the design is convenient for adjusting the position of an electrode contact 25 and performing contact test on a circuit board, the upper side of the electrode contact 25 is provided with a wire hole, the lower side of the electrode contact 25 is provided with a conical conductive head, two groups of electrode contacts 25 are provided, the specifications of the two groups of electrode contacts 25 are the same, the design is convenient for performing contact test on micro elements of an external circuit board, the annular side surface of the pressure adjusting knob 26 is provided with anti-slip patterns, the rear side of the pressure adjusting knob 26 is provided with a rotating shaft, the pressure adjusting knob 26 is connected with the voltage regulator 261 through the rotating shaft, the design is convenient for accurately adjusting the, this design facilitates the stable placement of the short circuit test body 1.
As an embodiment of the present invention: the working personnel firstly place the short circuit test main body 1 at a flat position along the supporting column 3, connect the voltage regulator 261 with an external power supply through a lead, place the external circuit board on the upper side of the rubber pad 21, unscrew the fixing knob 24, adjust the two groups of electrode contacts 25, enable the electrode contacts 25 to adjust the positions along the elastic sliding rod 23, finally enable the electrode contacts 25 to contact with a certain point of the external circuit board, screw the fixing knob 24, enable the electrode contacts 25 to be in close contact with the external circuit board due to the elastic action of the elastic sliding rod 23, enable the output voltage of the adjusting circuit through adjusting the voltage adjusting knob 26, and rectify through the rectifier 291, enable the rectifier 291 to output a stable current value, play a better simulation effect, feed back the voltage value in the circuit through the voltmeter 27, feed back the short circuit current value in the circuit through the ammeter 28, and continuously adjust the output voltage of the voltage regulator 261, and comparing the time data recorded by the working personnel to test the short circuit test effect of the external circuit board.
The basic principles and the main features of the invention and the advantages of the invention have been shown and described above, it will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, but that the invention may be embodied in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (6)
1. The utility model provides a circuit board short circuit testing arrangement, includes short circuit test main part, short circuit test mechanism and support column, its characterized in that: a short circuit testing mechanism is arranged in the short circuit testing main body, and a supporting column is arranged on the lower side of the short circuit testing main body;
short circuit test mechanism includes rubber pad, testboard, elasticity slide bar, fixed knob, electrode contact, pressure regulating knob, voltmeter, ampere meter, fuse, voltage regulator and rectifier, the rubber pad is installed to short circuit test main part up end, the testboard is installed to the rubber pad downside, the testboard left and right sides is equipped with the elasticity slide bar, elasticity slide bar upside is equipped with fixed knob, elasticity slide bar inboard is connected with the electrode contact, the voltmeter is installed to the terminal surface before the short circuit test main part, the ampere meter is installed to the terminal surface before the short circuit test main part, the terminal surface is equipped with the pressure regulating knob before the short circuit test main part, the voltage regulator is equipped with to pressure regulating knob rear side, the fuse is installed to the inside downside of short circuit test main part, the rectifier is installed to the inside.
2. The short circuit testing device of the circuit board according to claim 1, wherein: the elastic sliding rod is internally provided with a sliding groove, the width of the sliding groove is slightly larger than the width of the lower side of the fixed knob, and the upper side of the fixed knob is provided with an anti-slip cap.
3. The short circuit testing device of the circuit board according to claim 1, wherein: the upper side of the electrode contact is provided with a wire guide hole, the lower side of the electrode contact is provided with a conical conductive head, the electrode contacts are provided with two groups, and the specifications of the two groups of electrode contacts are the same.
4. The short circuit testing device of the circuit board according to claim 1, wherein: the annular side face of the pressure regulating knob is provided with anti-skidding threads, the rear side of the pressure regulating knob is provided with a rotating shaft, and the pressure regulating knob is connected with the pressure regulator through the rotating shaft.
5. The short circuit testing device of the circuit board according to claim 1, wherein: the left side and the right side of the fuse are provided with dismounting seats.
6. The short circuit testing device of the circuit board according to claim 1, wherein: the support column is equipped with four groups, and four groups of support column specifications are the same.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921263665.6U CN210323136U (en) | 2019-08-06 | 2019-08-06 | Circuit board short circuit testing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921263665.6U CN210323136U (en) | 2019-08-06 | 2019-08-06 | Circuit board short circuit testing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210323136U true CN210323136U (en) | 2020-04-14 |
Family
ID=70128430
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921263665.6U Active CN210323136U (en) | 2019-08-06 | 2019-08-06 | Circuit board short circuit testing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210323136U (en) |
-
2019
- 2019-08-06 CN CN201921263665.6U patent/CN210323136U/en active Active
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