CN211940577U - Test fixture device for glass bead interface filter - Google Patents
Test fixture device for glass bead interface filter Download PDFInfo
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- CN211940577U CN211940577U CN202020250820.7U CN202020250820U CN211940577U CN 211940577 U CN211940577 U CN 211940577U CN 202020250820 U CN202020250820 U CN 202020250820U CN 211940577 U CN211940577 U CN 211940577U
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- filter
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- threaded holes
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Abstract
The utility model provides a glass bead interface filter test fixture device relates to anti vibration technical field, and the filter of having solved the glass bead interface appears damaging outward appearance, poor, the fixed not firm technical problem of phenomenon easily when the test, and this glass bead interface filter test fixture device includes slide mechanism, anchor clamps base and connector. The sliding mechanism enables the clamp base and the sliding block to clamp the filter to be tested under the action of force. The utility model discloses can be used to different overall dimension's wave filter, prevent that the physical damage from appearing in the wave filter when the test, improve the measuring accuracy, simple structure, safe and reliable.
Description
Technical Field
The utility model relates to an anti vibration technical field, concretely relates to reduce vibration amplitude's fixture device when glass pearl interface filter tests.
Background
As is well known, a filter is a filter circuit composed of a capacitor, an inductor, and a resistor. The filter can effectively filter the frequency point of the specific frequency in the power line or the frequencies except the frequency point to obtain a power signal of the specific frequency or eliminate the power signal of the specific frequency. With the development of various electronic technologies, the performance requirements of filters used in circuits are higher and higher, the size is smaller and smaller, and the appearances are different.
The filter of traditional structure has cut straightly formula, SMD, and not only overall dimension is slightly bigger, and the electrical property index can't satisfy market demand gradually moreover. The small box filter of the glass bead connector can effectively solve the defects, but the conditions of poor grounding and insecure fixing are easy to occur due to small components and high precision, so that the results of inaccuracy and large error in filter testing are caused.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a glass bead filter test fixing device twists fixing screw hole at the screw rod through slide mechanism and makes anchor clamps base and sliding block press from both sides the tight filter that awaits measuring, and the effectual ground connection that has solved small-size box body filter and appear when the test is bad, fixed insecure problem. The utility model provides a plurality of technical effects that preferred technical scheme among a great deal of technical scheme can produce see the explanation below in detail.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides a testing clamp device for a glass bead interface filter, which comprises a sliding block, a clamp base and two connectors; wherein:
optionally or preferably, the clamp base is provided with two grooves.
Alternatively or preferably, the sliding block is placed in the groove.
Alternatively or preferably, the connectors comprise a connector a on the left side of the clamp base and a connector b on the right side of the slider.
Alternatively or preferably, the clamp base is provided with a through hole for passing through the filter pin, two screw holes for fixing screws and two screw holes for screws.
Alternatively or preferably, the filter pin through hole is located in the centre of the clamp base.
Alternatively or preferably, the fixing screw threaded holes and the screw threaded holes are respectively located on two sides of the filter pin through holes, and the fixing screw threaded holes and the screw threaded holes on the upper side of the through holes are symmetrically distributed with the fixing screw threaded holes and the screw threaded holes on the lower side of the through holes.
Optionally or preferably, the sliding block further comprises a fixing screw, a through hole for passing through the fixing screw is formed in the sliding block, and the screw passes through the through hole and is connected with the screw threaded hole in a matched mode.
Alternatively or preferably, the connectors a and b are SMA connectors.
Optionally or preferably, the clamp further comprises a fixing screw, wherein the fixing screw connects the connector a with the clamp base; the fixing screw connects the connector b with the sliding block.
Optionally or preferably, spring washers are provided between the connectors a and b and the set screws.
Based on the technical scheme, the following technical effects can be generated:
the embodiment of the utility model provides a pair of glass bead interface filter test fixture device, the condition that causes the situation such as wave filter outward appearance damage, bad ground connection, fixed not jail easily appears in the wave filter that is applicable to different overall dimension when the filtering test. The utility model discloses a glass pearl interface filter test fixture device passes through slide mechanism, under the clamping screw effect, effectively improves test stability to can not cause the physical damage to the measured object, the effectual wave filter that has improved, especially high frequency filter, measuring accuracy when the test.
Drawings
In order to more clearly illustrate the embodiments of the present invention 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 invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a top view of a bead interface filter test fixture;
FIG. 2 is a left side view of a base of a bead interface filter test fixture;
FIG. 3 is a front view of a bead interface filter test fixture;
FIG. 4 is a schematic top view of a bead interface filter installed in a test fixture;
in the figure: 1-connector a; 2-a set screw; 3-a spring washer; 4-a clamp base; 5-a sliding block; 6-fixing the screw rod; 7-sliding grooves; 8-fixing a threaded hole of the screw rod; 9-SMA connector set screw threaded holes; 10-filter pin via holes; 11-a filter to be tested; 12-connector b.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer, the technical solutions of the present invention will be described in detail below. It is to be understood that the embodiments described are only some embodiments of the invention, and not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
The invention will be further described with reference to the accompanying drawings, but the scope of the invention is not limited to the following description.
As shown in fig. 1-4:
the utility model provides a testing clamp device for a glass bead interface filter, which comprises a sliding block 5, a clamp base 4 and two connectors; wherein:
the clamp base 4 is provided with a plurality of pairs of grooves 7; the sliding block 5 is arranged in the groove 7;
the connectors include a connector a1 on the left side of the clip base 4 and a connector b12 on the right side of the slider 5.
In an alternative embodiment, the fixture base 4 is provided with a through hole 10 for passing through the filter pin, two screw holes 9 for fixing screws and two screw holes 8 for screws.
In an alternative embodiment, the filter pin through hole 10 is located in the center of the fixture base 4.
As an alternative embodiment, the fixing screw threaded holes 9 and the screw threaded holes 8 are respectively located on two sides of the filter pin through hole 10, and the fixing screw threaded holes 9 and the screw threaded holes 8 on the upper side of the through hole 10 are symmetrically distributed with the fixing screw threaded holes 9 and the screw threaded holes 8 on the lower side of the through hole 10.
As an optional implementation mode, the device further comprises two fixing screws 6, wherein fixing holes for penetrating through the fixing screws 6 are formed in the sliding block 5, the fixing screws 6 penetrate through the fixing holes to be in threaded fit with the screw threaded holes 8, so that the sliding block 5 is driven by the screws 6 to move, and the screw 6 and the clamp base 4 jointly act to clamp the filter 11 to be tested.
In an alternative embodiment, both connector a1 and connector b12 are SMA connectors.
As an optional embodiment, a fixing screw 2 is further included, and the fixing screw connects the connector a1 with the clamp base 4; the fixing screw 2 connects the connector b12 with the sliding block 5
As an alternative embodiment, a spring washer 3 is provided between each of the connector a1 and the connector b12 and the fixing screw 2, and functions to prevent the fixing screw 2 from loosening.
The utility model discloses an in the embodiment, a glass pearl interface filter test fixture device working process as follows: the connector a1 is fixed on the left side of the clamp base 4 through a fixing screw 2, and a spring washer 3 is needed to prevent the fixing screw 2 from loosening; the connector b12 is fixed on the right side of the sliding block 5 by the fixing screw 2, and the spring washer 3 is needed to prevent the fixing screw 2 from loosening. Install filter 11 that awaits measuring in anchor clamps base 4, filter left side pin passes through left side filter pin via hole 10 and inserts in the connector a1, twist and move two fixing screw 6 messenger sliding block 5 through sliding groove 7 toward the left side removal, insert in connector b12 filter right side pin through right side filter pin via hole 10, twist into fixing screw hole 8 through screwing up two fixing screw 6 and make anchor clamps base and sliding block press from both sides tight filter 11 that awaits measuring, it can test the filter to insert test instrument Port1 and Port2 respectively through the radio frequency cable line to compress tightly back connector both ends. After the test is finished, the two fixing screw rods 6 are unscrewed, the sliding block 5 is moved to the right through the sliding groove 7, and the filter 11 is taken out. So far, the whole testing process is completed.
Claims (7)
1. The utility model provides a glass pearl interface filter test fixture device which characterized in that: comprises a sliding block (5), a clamp base (4) and two connectors; wherein:
the clamp base (4) is provided with a plurality of pairs of grooves (7); the sliding block (5) is arranged in the groove (7);
the connectors comprise a connector a (1) positioned on the left side of the clamp base (4) and a connector b (12) positioned on the right side of the sliding block (5).
2. The bead interface filter test fixture apparatus of claim 1, wherein: the clamp base (4) is provided with at least one through hole (10) for passing through a filter pin, a plurality of fixing screw threaded holes (9) and a plurality of screw threaded holes (8).
3. The bead interface filter test fixture apparatus of claim 2, wherein: the filter pin through hole (10) is positioned in the center of the clamp base (4);
the plurality of fixing screw threaded holes (9) and the screw threaded holes (8) are respectively positioned at two sides of the through hole (10), and the fixing screw threaded holes (9) and the screw threaded holes (8) at the upper side of the through hole (10) are respectively and symmetrically distributed with the fixing screw threaded holes (9) and the screw threaded holes (8) at the lower side of the through hole (10).
4. The bead interface filter test fixture apparatus of claim 1, wherein: still include fixing screw (6), be provided with the fixed orifices that is used for passing fixing screw (6) on sliding block (5), screw (6) pass the fixed orifices and cooperate with screw thread hole (8).
5. The bead interface filter test fixture apparatus of claim 1, wherein: the connector a (1) and the connector b (12) are both SMA connectors.
6. The bead interface filter test fixture apparatus of claim 1, wherein: the connector a (1) is connected with the clamp base (4) through the fixing screw (2);
the connector b (12) is connected with the sliding block (5) through a fixing screw (2).
7. The bead interface filter test fixture apparatus of claim 1, wherein: spring washers (3) are arranged between the connectors a (1) and b (12) and the fixing screws (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020250820.7U CN211940577U (en) | 2020-03-04 | 2020-03-04 | Test fixture device for glass bead interface filter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020250820.7U CN211940577U (en) | 2020-03-04 | 2020-03-04 | Test fixture device for glass bead interface filter |
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| Publication Number | Publication Date |
|---|---|
| CN211940577U true CN211940577U (en) | 2020-11-17 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020250820.7U Active CN211940577U (en) | 2020-03-04 | 2020-03-04 | Test fixture device for glass bead interface filter |
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| CN (1) | CN211940577U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115683518A (en) * | 2023-01-03 | 2023-02-03 | 成都宏明电子股份有限公司 | Multi-station clamp for electrified vibration test of filter |
-
2020
- 2020-03-04 CN CN202020250820.7U patent/CN211940577U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115683518A (en) * | 2023-01-03 | 2023-02-03 | 成都宏明电子股份有限公司 | Multi-station clamp for electrified vibration test of filter |
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