CN204228821U - A kind of testing impedance tool - Google Patents
A kind of testing impedance tool Download PDFInfo
- Publication number
- CN204228821U CN204228821U CN201420550122.3U CN201420550122U CN204228821U CN 204228821 U CN204228821 U CN 204228821U CN 201420550122 U CN201420550122 U CN 201420550122U CN 204228821 U CN204228821 U CN 204228821U
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- Prior art keywords
- impedance
- copper base
- framework
- panel
- tool
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Abstract
The utility model relates to a kind of testing impedance tool, comprise can place pcb board impedance strip framework, can the web joint of connecting test machine, signal wire and high-frequency line, ground wire and grounding sleeve, web joint is positioned at frame facet, which is provided with multiple tie point that can be connected with test machine, framework is provided with copper base, one end of signal wire and high-frequency line is connected on web joint, and the other end is connected on copper base; The lower end of ground wire and grounding sleeve is connected on copper base.Impedance strip, when testing the impedance strip of pcb board, can be positioned in framework, and be connected on web joint by test machine by above-mentioned testing impedance tool, just can the impedance of Impedance measurement bar, like this, avoid the impedance of Impedance measurement bar manually, provide efficiency and the accuracy of test.
Description
Technical field
The utility model belongs to testing impedance field, particularly relates to a kind of testing impedance tool.
Background technology
In prior art, testing impedance is that personnel manually use instrument test, wastes a lot of human time in test process, affects the accuracy of efficiency and quality.
Utility model content
Technical problem to be solved in the utility model is to provide a kind of testing impedance tool improving testing efficiency and accuracy.
The utility model realizes like this, a kind of testing impedance tool is provided, comprise can place pcb board impedance strip framework, can the web joint of connecting test machine, signal wire and high-frequency line, ground wire and grounding sleeve, described web joint is positioned at described frame facet, which is provided with multiple tie point that can be connected with test machine, described framework comprises underframe, described underframe is provided with copper base, one end of described signal wire and high-frequency line is connected on described web joint, and the other end is connected on described copper base; The lower end of described ground wire and grounding sleeve is connected on described copper base.
Further, described framework also comprises upper frame and pillar, and the two ends of described pillar are fixedly arranged between described upper and lower framework respectively.
Further, described underframe also comprises aluminium sheet and panel, described aluminium sheet, copper base and panel are stacked successively from top to bottom, and one end of described ground wire and grounding sleeve is passed described panel and is fixedly welded on described copper base, and its other end is positioned at above described panel.
Further, the thickness of described aluminium sheet is 5mm.
Further, described panel is white charge level plate.
Further, the thickness of described panel is 3mm.
Compared with prior art, testing impedance tool of the present utility model is when testing the impedance strip of pcb board, can impedance strip be positioned in framework, and test machine is connected on web joint, just can the impedance of Impedance measurement bar, like this, avoid the impedance of Impedance measurement bar manually, provide efficiency and the accuracy of test.
Accompanying drawing explanation
Fig. 1 is the structural representation of the utility model testing impedance tool one preferred embodiment;
Fig. 2 is the structural representation of impedance strip to be tested.
Embodiment
In order to make technical problem to be solved in the utility model, technical scheme and beneficial effect clearly understand, below in conjunction with drawings and Examples, the utility model is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the utility model, and be not used in restriction the utility model.
As shown in Figure 1, be a preferred embodiment of the present utility model, this testing impedance tool comprises framework 100, web joint 200, signal wire and high-frequency line 300 and ground wire and grounding sleeve 400.
Framework 100 comprises upper frame 110, underframe 120 and pillar 130, and the two ends of pillar 130 are fixedly arranged between upper frame 110 and underframe 120 respectively.Underframe 120 comprises aluminium sheet 121 stacked successively from top to bottom, copper base 122 and panel 123.Particularly, the thickness of aluminium sheet 121 is 5mm, and panel 123 is white charge level plate, and its thickness is 3mm.
Web joint 200 is positioned at the side of framework 100, and between upper frame 110 and underframe 120.Web joint 200 is provided with multiple tie point 201.
One end of signal wire and high-frequency line 300 is connected on web joint 200, and the other end through panel 123, and is connected on copper base 122.In high-frequency line, high frequency probe is installed, with conduction impedance bar and measurement jig.
The lower end of ground wire and grounding sleeve 400 through panel 123, and is connected on copper base 122, and the upper end of grounding sleeve 400 is positioned at the top of panel 123.
Please with reference to Fig. 2, when Impedance measurement bar 2, first impedance strip 2 is positioned in framework 100, again testing impedance tool is positioned on the platform of test machine, test machine is connected on the tie point 201 of web joint 200, like this, the conducting between testing impedance tool connecting test machine and impedance strip 2 can be utilized, carry out resistance correction by test machine and analyze result.
Above-mentioned testing impedance tool 1 is when testing the impedance strip 2 of pcb board, can impedance strip 2 be positioned in framework 100, and test machine is connected on web joint 200, just can the impedance of Impedance measurement bar 2, like this, avoid the impedance of Impedance measurement bar 2 manually, provide efficiency and the accuracy of test.
These are only preferred embodiment of the present utility model, not in order to limit the utility model, all do within spirit of the present utility model and principle any amendment, equivalent to replace and improvement etc., all should be included within protection domain of the present utility model.
Claims (6)
1. a testing impedance tool, it is characterized in that, comprise can place pcb board impedance strip framework, can the web joint of connecting test machine, signal wire and high-frequency line, ground wire and grounding sleeve, described web joint is positioned at described frame facet, which is provided with multiple tie point that can be connected with test machine, described framework comprises underframe, and described underframe is provided with copper base, one end of described signal wire and high-frequency line is connected on described web joint, and the other end is connected on described copper base; The lower end of described ground wire and grounding sleeve is connected on described copper base.
2. testing impedance tool as claimed in claim 1, it is characterized in that, described framework also comprises upper frame and pillar, and the two ends of described pillar are fixedly arranged between described upper and lower framework respectively.
3. testing impedance tool as claimed in claim 1 or 2, it is characterized in that, described underframe also comprises aluminium sheet and panel, described aluminium sheet, copper base and panel are stacked successively from top to bottom, one end of described ground wire and grounding sleeve is passed described panel and is fixedly welded on described copper base, and its other end is positioned at above described panel.
4. testing impedance tool as claimed in claim 3, it is characterized in that, the thickness of described aluminium sheet is 5mm.
5. testing impedance tool as claimed in claim 3, it is characterized in that, described panel is white charge level plate.
6. testing impedance tool as claimed in claim 3, it is characterized in that, the thickness of described panel is 3mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420550122.3U CN204228821U (en) | 2014-09-23 | 2014-09-23 | A kind of testing impedance tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420550122.3U CN204228821U (en) | 2014-09-23 | 2014-09-23 | A kind of testing impedance tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204228821U true CN204228821U (en) | 2015-03-25 |
Family
ID=52926901
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420550122.3U Expired - Fee Related CN204228821U (en) | 2014-09-23 | 2014-09-23 | A kind of testing impedance tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204228821U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113740604A (en) * | 2020-05-28 | 2021-12-03 | 竞华电子(深圳)有限公司 | Multipurpose impedance test fixture |
-
2014
- 2014-09-23 CN CN201420550122.3U patent/CN204228821U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113740604A (en) * | 2020-05-28 | 2021-12-03 | 竞华电子(深圳)有限公司 | Multipurpose impedance test fixture |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150325 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |