CN220855050U - Filter tester - Google Patents
Filter tester Download PDFInfo
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- CN220855050U CN220855050U CN202322436782.0U CN202322436782U CN220855050U CN 220855050 U CN220855050 U CN 220855050U CN 202322436782 U CN202322436782 U CN 202322436782U CN 220855050 U CN220855050 U CN 220855050U
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- filter body
- filter
- unable adjustment
- adjustment base
- circuit board
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- 238000012360 testing method Methods 0.000 claims abstract description 22
- 230000007246 mechanism Effects 0.000 claims abstract description 6
- 230000005540 biological transmission Effects 0.000 claims description 3
- 239000011810 insulating material Substances 0.000 claims description 3
- 238000001125 extrusion Methods 0.000 abstract 1
- 230000009286 beneficial effect Effects 0.000 description 8
- 230000008859 change Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000008520 organization Effects 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
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- Measurement Of Resistance Or Impedance (AREA)
Abstract
The utility model provides a filter tester, and belongs to the technical field of electronic element testing devices. The utility model provides a wave filter tester, including testing mechanism and fixed establishment, testing mechanism includes the workstation, impedance analyzer is installed to top one side of workstation, fixed establishment includes unable adjustment base, and unable adjustment base installs the opposite side at workstation top, the mounting groove has been seted up to unable adjustment base's top center department, the internally mounted of mounting groove has the circuit board, there is the conducting strip at the top of circuit board through wire electric connection, the wave filter body has been placed at the top of circuit board, and the connector of wave filter body and conducting strip electric connection, the support column is installed to unable adjustment base's top symmetry, and the spread groove has all been seted up in one side that is close to each other to the support column, drive the clamp plate through the threaded rod and move down for preforming extrusion wave filter body, thereby improve the stability of contact between its conducting head and the conducting strip, in order to improve the accuracy to the wave filter body test.
Description
Technical Field
The utility model relates to the technical field of electronic element testing devices, in particular to a filter tester.
Background
The filter is a filter circuit formed by sum, and can effectively filter the frequency point of the specific frequency or the frequency outside the frequency point in the power line to obtain a power signal of the specific frequency or eliminate the power signal of the specific frequency.
The produced filter is required to be subjected to impedance analysis, the filter is required to be clamped and then connected with an impedance analyzer, the filter is subjected to conduction and then is tested, when the existing filter is tested, pins of the filter are usually directly contacted with pins of a PCB (printed circuit board) to conduct a power supply and then are tested, and due to certain assembly errors, uneven testing pressure and poor contact are easily caused, so that accuracy of test data is affected.
Disclosure of utility model
In order to make up for the defects, the utility model provides a filter tester.
The utility model is realized in the following way:
The utility model provides a wave filter tester, includes accredited testing organization and fixed establishment, accredited testing organization includes the workstation, impedance analyzer is installed to top one side of workstation, fixed establishment includes unable adjustment base, just unable adjustment base installs the opposite side at the workstation top, the mounting groove has been seted up in unable adjustment base's top center department, the internally mounted of mounting groove has the circuit board, there is the conducting strip at the top of circuit board through wire electric connection, the wave filter body has been placed at the top of circuit board, just the electric connector and the conducting strip electric connection of wave filter body, the support column is installed to unable adjustment base's top symmetry, just the spread groove has all been seted up in one side that is close to each other to the support column, one of them the inside of spread groove is connected with the threaded rod through the bearing, the outside interlock of threaded rod is connected with first slide, and first slide slides in the inside of spread groove, one of them the motor is installed at the top of support column, just the output and the threaded rod transmission of motor are connected, one side of first slide is installed, the bottom of clamp plate is equipped with the preforming and wave filter body can laminate each other.
The adoption of the further scheme has the beneficial effects that after the conductive sheet is contacted with the electric connector of the filter body, when current passes through the circuit board, the filter body is electrified, and the motor can drive the threaded rod to rotate, so that the first sliding plate drives the pressing plate to move downwards, the pressing plate presses the filter body, the conductive sheet is more firmly contacted with the electric connector of the filter body, the situation that the filter body is powered off is avoided, the effect of improving the accuracy of the test of the filter body is achieved, and after the current passes through the filter body, the impedance analyzer can measure the change of complex resistance along with the test frequency, and then the impedance of the filter body is obtained.
Further, a limiting sleeve is arranged at the center of the top of the fixed base, the limiting sleeve is connected with the mounting groove, and a limiting groove matched with the filter body is formed in the top of the limiting sleeve.
The beneficial effect of adopting above-mentioned further scheme is, the shape looks adaptation of spacing groove and filter body, consequently the tester put into the spacing groove with the filter body after, just can make the conducting strip directly contact with the connector of filter body, also can avoid the filter body to appear rocking simultaneously.
Further, a pair of springs are connected between the pressing plate and the pressing plate.
The beneficial effect of adopting above-mentioned further scheme is, the preforming is after contacting with the wave filter body, through the use of spring, and the clamp plate can continue to move one end distance down to improve the pressure of preforming to the wave filter body, further improve the stability after the contact of the connector of conducting strip and wave filter body.
Further, the pressing plate and the pressing sheet are both made of insulating materials.
The beneficial effect of adopting above-mentioned further scheme is, can prevent that the electric current from passing through clamp plate and preforming.
Further, the top of the limit sleeve is lower than the top of the filter body.
The beneficial effect of adopting above-mentioned further scheme is for the preforming can contact with the top of filter body, if the top of stop collar is higher than the top of filter body, the preforming will contact with the top of stop collar.
Further, a sliding rod is arranged in the connecting groove, a second sliding plate is connected to the outer side of the sliding rod in a sliding mode, and the second sliding plate is connected with the pressing plate.
The beneficial effect of adopting above-mentioned further scheme is, the slide bar can improve the stability that the clamp plate removed.
Furthermore, universal wheels are arranged at four corners of the bottom of the workbench.
The beneficial effect of adopting above-mentioned further scheme is, the universal wheel can be convenient for the tester to remove the workstation.
The beneficial effects of the utility model are as follows: according to the filter tester obtained through the design, after the conductive sheet is contacted with the electric connector of the filter body, the filter body is electrified when current passes through the circuit board, and the motor can drive the threaded rod to rotate, so that the first sliding plate drives the pressing plate to move downwards, the pressing plate presses the filter body, the conductive sheet is enabled to be more firmly contacted with the electric connector of the filter body, the situation that the filter body is powered off is avoided, the effect of improving the accuracy of the filter body test is achieved, and after the current passes through the filter body, the impedance analyzer can measure the change of complex resistance along with the test frequency, and then the impedance of the filter body is obtained.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed to be practical in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some examples of the present utility model and therefore should not be considered as limiting the scope, and that other related drawings can be obtained according to these drawings without the inventive effort of a person skilled in the art.
Fig. 1 is a schematic diagram of a first perspective structure of a filter tester according to the present utility model;
FIG. 2 is an enlarged schematic view of the structure A of FIG. 1;
FIG. 3 is a schematic diagram of a second perspective structure of a filter tester according to the present utility model;
FIG. 4 is an enlarged schematic view of the structure B of FIG. 3;
Fig. 5 is a schematic diagram of a third perspective structure of a filter tester according to the present utility model.
In the figure: 100. a testing mechanism; 1001. a work table; 1002. a universal wheel; 1003. an impedance analyzer; 200. a fixing mechanism; 2001. a fixed base; 2002. a support column; 2003. a connecting groove; 2004. a slide bar; 2005. a second slide plate; 2006. a pressing plate; 2007. a limit sleeve; 2008. a filter body; 2009. a mounting groove; 2010. a circuit board; 2011. a conductive sheet; 2012. a limit groove; 2013. a threaded rod; 2014. and a motor.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments. All other embodiments, based on the embodiments of the utility model, which are apparent to those of ordinary skill in the art without inventive faculty, are intended to be within the scope of the utility model.
Thus, the following detailed description of the embodiments of the utility model, as presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, based on the embodiments of the utility model, which are apparent to those of ordinary skill in the art without inventive faculty, are intended to be within the scope of the utility model.
An embodiment of a Filter tester of the utility model
The utility model provides the following technical scheme: as shown in fig. 1 to 5, the testing device comprises a testing device 100 and a fixing device 200, wherein the testing device 100 comprises a workbench 1001, an impedance analyzer 1003 is installed on one side of the top of the workbench 1001, the fixing device 200 comprises a fixing base 2001, the fixing base 2001 is installed on the other side of the top of the workbench 1001, a mounting groove 2009 is formed in the center of the top of the fixing base 2001, a circuit board 2010 is installed in the mounting groove 2009, a conductive sheet 2011 is electrically connected to the top of the circuit board 2010 through a wire, a filter body 2008 is placed on the top of the circuit board 2010, a connector of the filter body 2008 is electrically connected to the conductive sheet 2011, support columns 2002 are symmetrically installed on the top of the fixing base 2001, connecting grooves 2003 are formed on the sides of the support columns 2002 which are close to each other, threaded rods 2013 are connected to the inside of one connecting groove 2003 through bearings, a first sliding plate is connected to the outer sides of the threaded rods 2013 in a snap-fit manner, and the first slide board slides in the connecting groove 2003, the motor 2014 is installed at the top of one support column 2002, and the output end of the motor 2014 is connected with the threaded rod 2013 in a transmission way, the pressing plate 2006 is installed at one side of the first slide board, the pressing plate 2006 is arranged at the bottom of the pressing plate 2006, the pressing plate and the filter body 2008 can be mutually attached, after the conductive sheet 2011 contacts with the connector of the filter body 2008, when current passes through the circuit board 2010, the filter body 2008 can be electrified, the motor 2014 can drive the threaded rod 2013 to rotate, so that the first slide board drives the pressing plate 2006 to move downwards, the pressing plate presses the filter body 2008, so that the contact of the conductive sheet 2011 and the connector of the filter body 2008 is firmer, the situation of power failure of the filter body 2008 is avoided, the effect of improving the accuracy of the test of the filter body 2008 is achieved, and after the current passes through the filter body 2008, the impedance analyzer 1003 can measure the variation of the complex resistance with the test frequency, and further obtain the impedance of the filter body 2008.
The second embodiment of the utility model is a filter tester
Referring to fig. 1 to 5, specifically, a limiting sleeve 2007 is installed at the center of the top of the fixed base 2001, the limiting sleeve 2007 is connected with an installation groove 2009, a limiting groove 2012 adapted to the filter body 2008 is formed in the top of the limiting sleeve 2007, and the limiting groove 2012 is adapted to the shape of the filter body 2008, so that after a tester puts the filter body 2006 into the limiting groove 2012, a conductive sheet 2011 can be directly contacted with a connector of the filter body 2008, meanwhile, shaking of the filter body 2008 can be avoided, the top of the limiting sleeve 2007 is lower than the top of the filter body 2008, a pressing sheet can be contacted with the top of the filter body 2008, and if the top of the limiting sleeve 2007 is higher than the top of the filter body 2008, the pressing sheet can be contacted with the top of the limiting sleeve 2007.
The third embodiment of the utility model is a filter tester
Referring to fig. 1 to 5, specifically, a pair of springs are connected between a pressing plate 2006 and a pressing plate, and after the pressing plate is in contact with a filter body 2008, the pressing plate 2006 can continue to move down by one end distance through the use of the springs, so that the pressure of the pressing plate on the filter body 2008 is improved, the stability of the conductive plate 2011 after the contact with a connector of the filter body 2008 is further improved, the pressing plate 2006 and the pressing plate are both made of insulating materials, and current can be prevented from passing through the pressing plate 2006 and the pressing plate.
Specifically, the working principle of the filter tester is as follows: when in use, the filter body 2008 is placed in the mounting groove 2009 through the limit groove 2012, and the limit groove 2012 is matched with the shape of the filter body 2008, so that the conductive sheet 2011 can be directly contacted with the connector of the filter body 2008, then the motor 2014 is started, the motor 2014 can drive the threaded rod 2013 to rotate, so that the first sliding plate drives the pressing plate 2006 to move downwards, the pressing plate presses the filter body 2008, so that the conductive sheet 2011 is contacted with the connector of the filter body 2008 more firmly, finally, a power supply is switched on, the filter body 2008 is electrified after current passes through the circuit board 2010, and after the current passes through the filter body 2008, the impedance analyzer 1003 can measure the change of a plurality of resistances along with the test frequency, and then the impedance of the filter body 2008 is obtained.
The above description is only of the preferred embodiments of the present utility model and is not intended to limit the present utility model, and various modifications and variations may be made to the present utility model by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.
Claims (7)
1. The utility model provides a filter tester, a serial communication port, including test mechanism (100) and fixed establishment (200), test mechanism (100) include workstation (1001), impedance analyzer (1003) are installed to top one side of workstation (1001), fixed establishment (200) include unable adjustment base (2001), and unable adjustment base (2001) are installed at the opposite side at workstation (1001) top, mounting groove (2009) have been seted up at the top center department of unable adjustment base (2001), internally mounted in mounting groove (2009) has circuit board (2010), the top of circuit board (2010) is through wire electric connection having conducting strip (2011), filter body (2008) have been placed at the top of circuit board (2010), and the electrical connection of filter body (2008) and conducting strip (2011), support column (2002) are installed at the top symmetry of unable adjustment base (2001), and support column (2002) all offer spread groove (2003) in the side that is close to each other, one of them spread groove (2003) is connected with motor 2013 through the bearing, threaded rod (2013) and one of them slide (2014) are installed at the inside of a slide groove (2014), and the output end of the motor (2014) is in transmission connection with the threaded rod (2013), a pressing plate (2006) is arranged on one side of the first sliding plate, a pressing plate is arranged at the bottom of the pressing plate (2006), and the pressing plate and the filter body (2008) can be attached to each other.
2. The filter tester according to claim 1, wherein a stop collar (2007) is mounted at the center of the top of the fixed base (2001), the stop collar (2007) is connected with a mounting groove (2009), and a stop groove (2012) adapted to the filter body (2008) is formed at the top of the stop collar (2007).
3. A filter tester according to claim 1, wherein a pair of springs are connected between the pressure plate (2006) and the press plate.
4. A filter tester according to claim 1, wherein the pressure plate (2006) and the pressure plate are both made of an insulating material.
5. The filter tester according to claim 2, wherein the top of the stop collar (2007) is lower than the top of the filter body (2008).
6. A filter tester according to claim 1, characterized in that a slide bar (2004) is installed in the other connecting groove (2003), a second slide plate (2005) is slidingly connected to the outside of the slide bar (2004), and the second slide plate (2005) is connected to the pressure plate (2006).
7. The filter tester according to claim 1, wherein universal wheels (1002) are mounted at four corners of the bottom of the workbench (1001).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322436782.0U CN220855050U (en) | 2023-09-07 | 2023-09-07 | Filter tester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322436782.0U CN220855050U (en) | 2023-09-07 | 2023-09-07 | Filter tester |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220855050U true CN220855050U (en) | 2024-04-26 |
Family
ID=90788029
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322436782.0U Active CN220855050U (en) | 2023-09-07 | 2023-09-07 | Filter tester |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220855050U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118604498A (en) * | 2024-07-02 | 2024-09-06 | 深圳市瑞劲电子有限公司 | A filter performance testing device based on ultrasonic wave |
-
2023
- 2023-09-07 CN CN202322436782.0U patent/CN220855050U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118604498A (en) * | 2024-07-02 | 2024-09-06 | 深圳市瑞劲电子有限公司 | A filter performance testing device based on ultrasonic wave |
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