CN218158283U - Low-voltage single-ended detection device - Google Patents
Low-voltage single-ended detection device Download PDFInfo
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- CN218158283U CN218158283U CN202221901841.6U CN202221901841U CN218158283U CN 218158283 U CN218158283 U CN 218158283U CN 202221901841 U CN202221901841 U CN 202221901841U CN 218158283 U CN218158283 U CN 218158283U
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- pin
- lead
- fixing piece
- detection device
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- 238000001514 detection method Methods 0.000 title claims abstract description 32
- 239000000523 sample Substances 0.000 claims abstract description 23
- 238000012360 testing method Methods 0.000 claims abstract description 21
- 238000003466 welding Methods 0.000 claims abstract description 11
- 239000002184 metal Substances 0.000 claims abstract description 6
- 239000004033 plastic Substances 0.000 claims description 3
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 abstract description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 238000005259 measurement Methods 0.000 description 2
- 238000013522 software testing Methods 0.000 description 2
- 238000005034 decoration Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
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Abstract
The utility model relates to a low pressure single-ended detection field specifically discloses a low pressure single-ended detection device, and the probe rod includes mounting, first pin needle, second pin needle, first lead wire and second lead wire; the first pin is arranged on the left side of the upper end of the fixing piece, and the second pin is arranged on the right side of the upper end of the fixing piece; the first lead penetrates from the lower end of the fixing piece and is connected with the lower end of the first pin, and the second lead penetrates from the lower end of the fixing piece and is connected with the lower end of the second pin; the first lead and the second lead are both formed by single core wires wrapped by the insulating sleeve, and the length of the single core wire is larger than that of the insulating sleeve, so that a metal body at the lower end of the single core wire leaks out of the insulating sleeve to be used as a welding part; the first pin and the second pin are inserted into the detection terminal, and the welding parts of the first lead and the second lead are welded on a point to be detected of the board card to be detected. The device directly welds the metal head exposed out of the insulating sleeve with the test point without repeatedly manufacturing a single-core wire at each time, so that the interference position is easily tested, and the test efficiency is improved.
Description
Technical Field
The utility model relates to a single-ended detection field of low pressure, concretely relates to single-ended detection device of low pressure.
Background
The low voltage single ended probe is generally used to measure high speed, ground reference signals up to 12V. These low voltage probes are best suited for high impedance, high frequency circuit component measurements requiring the lowest load. When using low pressure single-ended probe to test at present, need the manual preparation of tester single core line one end welding at the test point, the probe is connected to the other end. Manual manufacture of single core wires is time-consuming and labor-consuming, and the wires are easy to fall off after long-term use, and need to be continuously repaired, so that the test is influenced.
Disclosure of Invention
In order to solve the problem, the utility model provides a single end detection device of low pressure need not the repeated manual preparation of tester and holds the core line, improves efficiency of software testing.
The technical scheme of the utility model is that: a low voltage single ended detection device comprising: the system comprises a board card to be detected, a detection terminal and a probe;
the probe comprises a fixing piece, a first pin needle, a second pin needle, a first lead and a second lead; the first pin is arranged on the left side of the upper end of the fixing piece, and the second pin is arranged on the right side of the upper end of the fixing piece; the first lead penetrates from the lower end of the fixing piece and is connected with the lower end of the first pin, and the second lead penetrates from the lower end of the fixing piece and is connected with the lower end of the second pin; the first lead and the second lead are both formed by single core wires wrapped by the insulating sleeve, and the length of the single core wire is larger than that of the insulating sleeve, so that a metal body at the lower end of the single core wire leaks out of the insulating sleeve to be used as a welding part;
the first pin and the second pin are inserted into the detection terminal, and the welding parts of the first lead and the second lead are welded on a point to be detected of the board card to be detected.
Furthermore, the fixing piece is L-shaped, so that the first pin on the left side is higher than the second pin on the right side.
Furthermore, the first pin is connected to a ground pin of the detection terminal, and the second pin is connected to a signal pin of the detection terminal.
Furthermore, the fixing part is a plastic fixing part.
Further, the insulating sleeve is an elastic rubber sleeve.
Furthermore, the test parameters of the probe adopt the test parameters of a probe with the model P6245.
The utility model provides a pair of single-ended detection device of low pressure uses Y shape lead wire probe, exposes the metal head outside the insulating cover direct with the test point welding, other end lug connection to test terminal, need not the manual preparation of repetition at every turn single core line, easily tests the interference position, improves efficiency of software testing.
Drawings
In order to clearly illustrate the embodiments or technical solutions of the present application, the drawings used in the embodiments or technical solutions of the present application will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present application, and other drawings can be obtained by those skilled in the art without creative efforts.
Fig. 1 is a schematic structural view of a low-voltage single-ended detection device provided by an embodiment of the present invention.
Fig. 2 is a schematic structural view of a probe in a low-voltage single-ended detection device according to an embodiment of the present invention.
In the figure, 1-a board to be tested, 2-a detection terminal, 3-a probe, 301-a first pin, 302-a second pin, 303-a fixing piece, 304-a first lead, 305-a second lead, 306-an insulating sleeve and 307-a single-core wire.
Detailed Description
In order that those skilled in the art will better understand the disclosure, the following detailed description will be given with reference to the accompanying drawings. It should be apparent that the described embodiments are only a few embodiments of the present application, and not all 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.
As shown in fig. 1, the embodiment provides a low-voltage single-ended detection device, which includes a board card 1 to be detected, a detection terminal 2 and a probe 3. One end of the probe rod 3 is welded on a test point on the board card 1 to be tested, and the other end is inserted into the detection terminal 2, so as to test the device on the board card 1 to be tested.
As shown in fig. 2, the probe 3 of the present embodiment includes a fixing member 303, a first pin 301, a second pin 302, a first lead 304, and a second lead 305. The first pin 301 is arranged on the left side of the upper end of the fixing piece 303, and the second pin 302 is arranged on the right side of the upper end of the fixing piece 303; the first lead 304 is inserted from the lower end of the fixing member 303 and connected to the lower end of the first pin 301, and the second lead 305 is inserted from the lower end of the fixing member 303 and connected to the lower end of the second pin 302. The two leads form a Y-shaped lead structure.
The first lead 304 and the second lead 305 are both composed of an insulating sleeve 306 and a single core wire 307, the single core wire 307 is wrapped in the insulating sleeve 306, in order to achieve welding, the length of the single core wire 307 is larger than that of the insulating sleeve 306, and a metal body at the lower end of the single core wire 307 leaks out of the insulating sleeve 306 to serve as a welding portion.
When the test board is used, the first pin 301 and the second pin 302 are inserted into the test terminal 2, and the welding parts of the first lead 304 and the second lead 305 are welded on the point to be tested of the board to be tested 1.
On the basis of the above embodiment, as a preferred implementation mode, the test parameters of the probe 3 adopt probe test parameters of model P6245. Meanwhile, the fixing member 303 is L-shaped, such that the first pin 301 on the left side is higher than the second pin 302 on the right side, the first pin 301 is connected to the ground pin of the detection terminal 2, and the second pin 302 is connected to the signal pin of the detection terminal 2. In specific implementation, the probe 3 adopts probe testing parameters of the model P6245 to realize the measurement of a high-impedance and high-frequency circuit element with low load.
In specific implementation, the fixing member 303 may be a plastic fixing member, which plays a role of insulation and fixation and has low cost.
The insulating sleeve 306 wrapping the single core wire 307 is an elastic rubber sleeve to adapt to the test requirements of different test points of the board card 1 to be tested.
The above disclosure is only for the preferred embodiments of the present invention, but the present invention is not limited thereto, and any person skilled in the art can think of the inventive changes, and several improvements and decorations made without departing from the principle of the present invention should fall within the protection scope of the present invention.
Claims (6)
1. A low voltage single ended detection device, comprising: the system comprises a board card to be detected, a detection terminal and a probe;
the probe comprises a fixing piece, a first pin needle, a second pin needle, a first lead and a second lead; the first pin is arranged on the left side of the upper end of the fixing piece, and the second pin is arranged on the right side of the upper end of the fixing piece; the first lead penetrates from the lower end of the fixing piece and is connected with the lower end of the first pin, and the second lead penetrates from the lower end of the fixing piece and is connected with the lower end of the second pin; the first lead and the second lead are both formed by single core wires wrapped by the insulating sleeves, and the length of each single core wire is larger than that of each insulating sleeve, so that a metal body at the lower end of each single core wire leaks out of the insulating sleeves to serve as a welding part;
the first pin and the second pin are inserted into the detection terminal, and the welding parts of the first lead and the second lead are welded on a point to be detected of the board card to be detected.
2. The low-voltage single-ended detection device according to claim 1, wherein the fixing member is L-shaped such that the first pin on the left side is higher than the second pin on the right side.
3. The low-voltage single-ended detection device according to claim 2, wherein the first pin is connected to a ground pin of the detection terminal, and the second pin is connected to a signal pin of the detection terminal.
4. The low-voltage single-ended detection device according to claim 3, wherein the fixture is a plastic fixture.
5. The low-voltage single-ended detection device according to any one of claims 1 to 4, wherein the insulating sleeve is an elastic rubber sleeve.
6. The low-voltage single-ended detection device according to claim 5, wherein the test parameters of the probe are the test parameters of a probe model P6245.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221901841.6U CN218158283U (en) | 2022-07-22 | 2022-07-22 | Low-voltage single-ended detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221901841.6U CN218158283U (en) | 2022-07-22 | 2022-07-22 | Low-voltage single-ended detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218158283U true CN218158283U (en) | 2022-12-27 |
Family
ID=84594704
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221901841.6U Active CN218158283U (en) | 2022-07-22 | 2022-07-22 | Low-voltage single-ended detection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218158283U (en) |
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2022
- 2022-07-22 CN CN202221901841.6U patent/CN218158283U/en active Active
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