CN109738772A - A kind of device for high-voltage capacitor voltage-withstand test - Google Patents
A kind of device for high-voltage capacitor voltage-withstand test Download PDFInfo
- Publication number
- CN109738772A CN109738772A CN201910048092.3A CN201910048092A CN109738772A CN 109738772 A CN109738772 A CN 109738772A CN 201910048092 A CN201910048092 A CN 201910048092A CN 109738772 A CN109738772 A CN 109738772A
- Authority
- CN
- China
- Prior art keywords
- voltage
- voltage capacitor
- withstand test
- respectively equipped
- steel bar
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 239000003990 capacitor Substances 0.000 title claims abstract description 66
- 238000012360 testing method Methods 0.000 title claims abstract description 55
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 62
- 239000010959 steel Substances 0.000 claims abstract description 62
- 239000000758 substrate Substances 0.000 claims abstract description 28
- 239000004020 conductor Substances 0.000 claims description 15
- 239000003381 stabilizer Substances 0.000 claims description 6
- 239000004593 Epoxy Substances 0.000 claims description 3
- 239000004744 fabric Substances 0.000 claims description 3
- 239000011521 glass Substances 0.000 claims description 3
- 230000032683 aging Effects 0.000 abstract description 3
- 239000000463 material Substances 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 238000004140 cleaning Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 229910001220 stainless steel Inorganic materials 0.000 description 2
- 239000010935 stainless steel Substances 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
Landscapes
- Fixed Capacitors And Capacitor Manufacturing Machines (AREA)
Abstract
A kind of device for high-voltage capacitor voltage-withstand test, it is related to high-voltage capacitor testing field, the present invention is by being arranged steel bar (2) on substrate (1), then the pin of high-voltage capacitor (8) is pressed on steel bar by press strip (3), it present invention can be suitably applied to the test for all high-voltage capacitors that high-pressure mini power supply uses, and more high-voltage capacitors can be tested simultaneously, realize high-voltage capacitor batch testing, the present invention can guarantee that each high-voltage capacitor can be tested accurately, in the high-voltage capacitor ageing step, reject device initial failure, reduce the failure rate etc. of high-pressure mini power supply, the present invention has structure simple, the features such as easy to use, it is suitble to large-scale promotion and application.
Description
Technical field
The present invention relates to high-voltage capacitor testing fields, and in particular to a kind of dress for high-voltage capacitor voltage-withstand test
It sets.
Background technique
Known, for high-voltage capacitor as the important Parts in military high-pressure mini power supply, each high-voltage capacitor will
Burn-in screen test is carried out, and voltage-withstand test is a most important link in burn-in screen test.
High-voltage capacitor is when carrying out voltage-withstand test, it is desirable that two pins of device apply 1.2 times of load voltage value, test
1 minute, what leakage current was met the requirements, it is only qualified products.When voltage-withstand test, applying voltage can reach 12kV, but high pressure
The distance between two pins of capacitor are maximum to only have 13mm, if directly testing device placement in air, it may appear that sparking
Phenomenon causes high-voltage capacitor to damage.To protect device, device must be submerged in completely insulation performance and become well by when test
In depressor oil；It is simultaneously to save the time, it is desirable that more high-voltage capacitors can once be tested.Therefore, it is badly in need of designing one kind
Meet the test request of all high-voltage capacitors for the device of high-voltage capacitor voltage-withstand test.
Summary of the invention
To overcome deficiency present in background technique, the present invention provides a kind of dresses for high-voltage capacitor voltage-withstand test
It sets, present invention can be suitably applied to the test for all high-voltage capacitors that high-pressure mini power supply uses, and more high pressures can be tested simultaneously
Capacitor, realizes high-voltage capacitor batch testing, and the present invention can guarantee that each high-voltage capacitor can be tested accurately, in high pressure
The capacitor aging stage rejects device initial failure, reduces the failure rate etc. of high-pressure mini power supply.
To realize that goal of the invention as described above, the present invention use technical solution as described below:
A kind of device for high-voltage capacitor voltage-withstand test, including substrate, steel bar and press strip are spaced in the upper surface of described substrate
If there are two steel bars, two equipped with a plurality of pin fixing grooves, on each steel bar are respectively separated in the upper surface of each steel bar
End is respectively equipped with screw hole B, is respectively equipped with press strip in the upper surface of each steel bar, the two sides below the press strip are respectively equipped with seamed edge
Chamfering, the both ends on press strip are respectively equipped with screw perforation, and fastening screw is respectively equipped in the screw perforation, described tight
Gu screw connects with screw hole B, conductor grip fixed column, two conductor grip fixed columns are respectively equipped in the lateral surface of each steel bar or press strip
The positive and negative anodes current supply line for being separately connected power supply unit presss from both sides to form the device for high-voltage capacitor voltage-withstand test.
The device for high-voltage capacitor voltage-withstand test, described two steel bars are interval and are arranged in parallel.
The device for high-voltage capacitor voltage-withstand test, the substrate are epoxy glass cloth laminated board, substrate
With a thickness of 4~10mm.
The device for high-voltage capacitor voltage-withstand test, the width of the pin fixing groove are 1~3mm, depth
For 0.2~0.8mm.
The device for high-voltage capacitor voltage-withstand test, the quadrangle of the thereon are respectively equipped with angle steel, institute
Angle steel is stated equipped with handle fixation hole.
The device for high-voltage capacitor voltage-withstand test, the quadrangle below the substrate are respectively equipped with stabilizer blade.
The device for high-voltage capacitor voltage-withstand test, when the pin fixing groove is set as multiple, every two
The distance between pin fixing groove is 15~25mm.
The device for high-voltage capacitor voltage-withstand test, when the pin fixing groove is set as multiple, every two
Square groove is respectively equipped between pin fixing groove, the depth of the square groove is 20mm.
The device for high-voltage capacitor voltage-withstand test, the lateral surface of the steel bar is respectively equipped with screw hole A, in institute
It states and is equipped with conductor grip fixed column in screw hole A.
The device for high-voltage capacitor voltage-withstand test, the lateral surface of the press strip is respectively equipped with screw hole C, in institute
It states and is equipped with conductor grip fixed column in screw hole C.
Using technical solution as described above, the present invention has superiority as described below:
Then the pin of high-voltage capacitor is pressed on steel bar by the present invention by the way that steel bar is arranged on substrate by press strip, this
Invention is applicable to the test for all high-voltage capacitors that high-pressure mini power supply uses, and can test more high-voltage capacitances simultaneously
Device, realizes high-voltage capacitor batch testing, and the present invention can guarantee that each high-voltage capacitor can be tested accurately, in high-voltage capacitance
The device ageing step rejects device initial failure, reduces the failure rate etc. of high-pressure mini power supply, and the present invention has structure simple, makes
The features such as with facilitating, is suitble to large-scale promotion and application.
Detailed description of the invention
Fig. 1 is schematic perspective view of the invention；
Fig. 2 is the schematic view of the front view of steel bar in the present invention；
Fig. 3 is the overlooking structure diagram of steel bar in the present invention；
Fig. 4 is the schematic view of the front view of press strip in the present invention；
Fig. 5 is the schematic cross-sectional view of Fig. 4 A-A of the present invention；
Fig. 6 is the state diagram that high-voltage capacitor is mounted on high-voltage capacitor Withstand test device；
In figure: 1, substrate；2, steel bar；201, screw hole A；202, square groove；203, pin fixing groove；204, screw hole B；3, it presses
Item；301, screw hole C；302, edge chamfering；4, fastening screw；5, conductor grip fixed column；6, angle steel；7, stabilizer blade；8, high-voltage capacitance
Device.
Specific embodiment
The present invention can be explained in more detail by the following examples, the invention is not limited to the following examples；
Firstly the need of explanation, "upper" that the present invention is used in description scheme, "lower", "front", "rear", "left", "right",
The orientation or positional relationship of the instructions such as "top", "bottom", "inner", "outside" is to be based on the orientation or positional relationship shown in the drawings, and is only
For ease of description with simplify describe, rather than the device or element of indication or suggestion meaning must have a particular orientation, with
Specific orientation construction and operation, therefore be not considered as limiting the invention.
A kind of device for high-voltage capacitor voltage-withstand test in conjunction with described in attached drawing 1~6, including substrate 1,2 and of steel bar
Press strip 3, the substrate 1 is insulating materials, by being made into a thickness of the epoxy glass cloth laminated board of 4~10mm, when it is implemented, base
Then three row's steel bar mounting holes are arranged in the preferred 5mm of the thickness of plate 1 on substrate 1, two steel of installation on substrate 1 are adjusted
The distance between item 2, i.e. the distance between two steel bars are respectively 40mm and 50mm, can meet the high-voltage capacitance of different pin length
Device；Two steel bars 2 are equipped at intervals in the upper surface of described substrate 1, described two steel bars 2 are interval and are arranged in parallel, and are specifically made
To realize that the distance between two steel bars 2 can be adjusted arbitrarily slotted hole can also be arranged, in steel bar 2 in used time on substrate 1
Below screw hole is set, steel bar 2 is then fixed on by substrate 1 by bolt, bolt can move in turn in slotted hole at this time
Realize the distance between two steel bars 2 of adjustment；Further, it is respectively separated in the upper surface of each steel bar 2 and is fixed equipped with a plurality of pins
Slot 203, the width of the pin fixing groove 203 are 1~3mm, and depth is 0.2~0.8mm, and the pin fixing groove 203 is arranged
When being multiple, the distance between every two pin fixing groove 203 is 15~25mm, is distinguished between every two pin fixing groove 203
Equipped with square groove 202, the depth of the square groove 202 is 20mm；Further, the both ends on each steel bar 2 are respectively equipped with
Screw hole B204 is respectively equipped with press strip 3 in the upper surface of each steel bar 2, and the two sides below the press strip 3 are respectively equipped with edge chamfering
302, the both ends on press strip 3 are respectively equipped with screw perforation, and fastening screw 4 is respectively equipped in the screw perforation, described
Fastening screw 4 connects with screw hole B204, is respectively equipped with conductor grip fixed column 5 in the lateral surface of each steel bar 2 or press strip 3, two lead
The positive and negative anodes current supply line that wire clamp fixed column 5 is separately connected power supply unit press from both sides to be formed it is described for high-voltage capacitor voltage-withstand test
Device.
In the specific implementation process, wherein the quadrangle above the substrate 1 is respectively equipped with angle steel 6, the angle steel 6 is equipped with
Handle fixation hole.
Further, the quadrangle below the substrate 1 is respectively equipped with stabilizer blade 7.
Further, the lateral surface of the steel bar 2 is respectively equipped with screw hole A201, and it is clamping that conducting wire is equipped in the screw hole A201
Fixed column 5, or it is respectively equipped with screw hole C301 in the lateral surface of the press strip 3, conductor grip fixed column is equipped in the screw hole C301
5。
In the specific implementation, the material of steel bar 2 is stainless steel to the present invention, electrically conductive, then on steel bar 2 uniformly at intervals
It is 2mm that 10 width, which are arranged, and depth is the pin fixing groove 203 of 0.5mm, can place in pin fixing groove 203 diameter be 0.6~
The high-voltage capacitor pin that 1.0mm is not waited；Distance is 20mm between each pin fixing groove 203, guarantees two neighboring high-voltage electricity
Safe distance between container 8.Further, the square groove 202 that depth is 20mm is milled every 10mm in the upper surface of steel bar, can incited somebody to action
The weight of steel bar 2 subtracts 1/3 or so.Then the screw hole of M4 is respectively set at the both ends and middle part of the both ends of steel bar 2 or steel bar 2
B204 is for fixing press strip 3.
Further, the material of press strip 3 is stainless steel, electrically conductive, and press strip 3 is fastened on steel bar 2 by fastening screw 4,
Edge chamfering 302 is equipped at the seamed edge of press strip 3 and capacitor pins contact, the edge chamfering 302 is R1, it is ensured that high-voltage capacitor
Pin can be pressed in the pin fixing groove 203 of steel bar 2, not will cause pin also and be pressed down.
Further, the material of conductor grip fixed column 5 uses copper rod, electrically conductive, and 5 length of conductor grip fixed column is 42mm,
It is the M4 screw thread of 7mm that, which there is length in end, for being mounted on press strip 3 or steel bar 2, when voltage-withstand test, and test voltage input lead
Clip can be directly sandwiched in conductor grip fixed column 5.
Further, stabilizer blade 7 is mounted on the surrounding below substrate 1, raises substrate 1, and anti-locking apparatus is placed in transformer oil
Later because substrate 1 and chamber wall are attracted, the bad taking-up of device is caused.
Further, angle steel 6 is mounted on the surrounding above substrate 1, and each angle steel 6 is equipped with handle fixation hole, and handle passes through
Handle fixation hole takes out the present invention from transformer oil.
The principle of the present invention and application method are: on substrate 1, press strip 3 is activity for steel bar 2, stabilizer blade 7 and the fastening of angle steel 6
Component is mounted on steel bar 2 by fastening screw 4.The pin fixing groove pin of high-voltage capacitor 8 being placed on steel bar 2
In 203, after being in place, press strip 3 is fastened on steel bar 2 using fastening screw 4, is later placed on the present invention using handle
In transformer oil, after placing, the positive and negative anodes current supply line folder of power supply unit is added in respectively in two conductor grip fixed columns 5,
Voltage is transmitted to 8 both ends of high-voltage capacitor by metalworks such as conductor grip fixed column 5, steel bar 2 and press strips 3, is applied to high-voltage electricity
On container 8, realize that more high-voltage capacitors carry out voltage-withstand test simultaneously.
The present invention can carry out voltage-withstand test to more high-voltage capacitors simultaneously, realize high-voltage capacitor batch testing.Into one
Step, the device can be used to test all high-voltage capacitors that high-pressure mini power supply uses, covering surface is extensive.It can guarantee every
A high-voltage capacitor 8 can be reliably fixed on the apparatus.Further, all structural members all use not perishable, surface is smooth,
The material of easy cleaning uses for a long time convenient for equipment, the cleaning of transformer oil in equipment is also convenient for after each use.
Part not in the detailed description of the invention is the prior art.
The embodiment selected herein to disclose goal of the invention of the invention, is presently considered to be suitable, still,
It is to be understood that the present invention is intended to include all changes and improvement that all belong to the embodiment in this design and invention scope.
Claims (10)
1. a kind of device for high-voltage capacitor voltage-withstand test, including substrate (1), steel bar (2) and press strip (3), it is characterized in that:
Two steel bars (2) are equipped at intervals in the upper surface of described substrate (1), are respectively separated in the upper surface of each steel bar (2) equipped with a plurality of
Pin fixing groove (203) is respectively equipped with screw hole B(204 at the both ends of each steel bar (2) above), in the upper surface of each steel bar (2)
It being respectively equipped with press strip (3), the two sides of the press strip (3) below are respectively equipped with edge chamfering (302), above in press strip (3)
Both ends are respectively equipped with screw perforation, are respectively equipped in the screw perforation fastening screw (4), the fastening screw (4) and spiral shell
Hole B(204) silk connects, conductor grip fixed column (5) are respectively equipped in the lateral surface of each steel bar (2) or press strip (3), two conducting wires are clamping
The positive and negative anodes current supply line that fixed column (5) is separately connected power supply unit presss from both sides to form the dress for high-voltage capacitor voltage-withstand test
It sets.
2. the device according to claim 1 for high-voltage capacitor voltage-withstand test, it is characterized in that: described two steel bars
(2) it is interval and is arranged in parallel.
3. the device according to claim 1 for high-voltage capacitor voltage-withstand test, it is characterized in that: the substrate (1) is
Epoxy glass cloth laminated board, substrate (1) with a thickness of 4~10mm.
4. the device according to claim 1 for high-voltage capacitor voltage-withstand test, it is characterized in that: the pin fixing groove
(203) width is 1~3mm, and depth is 0.2~0.8mm.
5. the device according to claim 1 for high-voltage capacitor voltage-withstand test, it is characterized in that: on the substrate (1)
The quadrangle in face is respectively equipped with angle steel (6), and the angle steel (6) is equipped with handle fixation hole.
6. the device according to claim 1 for high-voltage capacitor voltage-withstand test, it is characterized in that: under the substrate (1)
The quadrangle in face is respectively equipped with stabilizer blade (7).
7. the device according to claim 1 for high-voltage capacitor voltage-withstand test, it is characterized in that: the pin fixing groove
(203) when being set as multiple, the distance between every two pin fixing groove (203) is 15~25mm.
8. the device according to claim 1 for high-voltage capacitor voltage-withstand test, it is characterized in that: the pin fixing groove
(203) when being set as multiple, square groove (202), the square groove are respectively equipped between every two pin fixing groove (203)
(202) depth is 20mm.
9. the device according to claim 1 for high-voltage capacitor voltage-withstand test, it is characterized in that: the steel bar (2)
Lateral surface is respectively equipped with screw hole A(201), in the screw hole A(201) interior equipped with conductor grip fixed column (5).
10. the device according to claim 1 for high-voltage capacitor voltage-withstand test, it is characterized in that: the press strip (3)
Lateral surface is respectively equipped with screw hole C(301), in the screw hole C(301) interior equipped with conductor grip fixed column (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910048092.3A CN109738772A (en) | 2019-01-18 | 2019-01-18 | A kind of device for high-voltage capacitor voltage-withstand test |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910048092.3A CN109738772A (en) | 2019-01-18 | 2019-01-18 | A kind of device for high-voltage capacitor voltage-withstand test |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109738772A true CN109738772A (en) | 2019-05-10 |
Family
ID=66365201
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910048092.3A Pending CN109738772A (en) | 2019-01-18 | 2019-01-18 | A kind of device for high-voltage capacitor voltage-withstand test |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109738772A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111054716A (en) * | 2019-12-27 | 2020-04-24 | 洛阳隆盛科技有限责任公司 | Printed board water cleaning structure and method |
Citations (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20070102327A1 (en) * | 2005-11-10 | 2007-05-10 | Both Wing Co., Ltd. | Sorting apparatus for the high voltages test of chip capacitors |
| CN103399178A (en) * | 2013-08-06 | 2013-11-20 | 天津大学 | High temperature testing fixture of chip capacitor |
| CN203502443U (en) * | 2013-10-17 | 2014-03-26 | 中国振华（集团）新云电子元器件有限责任公司 | Chip solid capacitor test fixture |
| CN204116531U (en) * | 2014-08-07 | 2015-01-21 | 安徽源光电器有限公司 | A kind of capacitor finished product pressure resistant testing device |
| CN204154832U (en) * | 2014-10-28 | 2015-02-11 | 金陵科技学院 | Capacitance detecting platform |
| CN205303204U (en) * | 2015-12-02 | 2016-06-08 | 益阳市格林电子元件有限公司 | Ageing anchor clamps of condenser |
| CN106093482A (en) * | 2016-07-26 | 2016-11-09 | 国网河南省电力公司洛阳供电公司 | A kind of insulating bar pressure test platform |
| CN106324294A (en) * | 2016-07-05 | 2017-01-11 | 国家电网公司 | Insulating rod voltage-withstanding test frame |
| CN106449187A (en) * | 2016-10-25 | 2017-02-22 | 河南天航天科技有限公司 | Aging clamp of supercapacitor |
| CN206114838U (en) * | 2016-11-01 | 2017-04-19 | 国家电网公司 | Generator stator bar's pressure resistance test installation |
| CN206557328U (en) * | 2016-12-30 | 2017-10-13 | 山东中瑞电子股份有限公司 | Pressure resistant testing device and inductance coil automatic tin soldering, testing integrated machine |
| CN206818833U (en) * | 2017-05-23 | 2017-12-29 | 成功工业（惠州）有限公司 | A kind of high voltage ceramic capacitor test device |
| CN206976164U (en) * | 2017-04-28 | 2018-02-06 | 智宝电子（东莞）有限公司 | A kind of framed bent |
| CN207457377U (en) * | 2017-10-24 | 2018-06-05 | 广州赛睿检测设备有限公司 | Capacitor testing fixture and test system |
| CN209656841U (en) * | 2019-01-18 | 2019-11-19 | 洛阳隆盛科技有限责任公司 | A kind of device for high-voltage capacitor voltage-withstand test |
-
2019
- 2019-01-18 CN CN201910048092.3A patent/CN109738772A/en active Pending
Patent Citations (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20070102327A1 (en) * | 2005-11-10 | 2007-05-10 | Both Wing Co., Ltd. | Sorting apparatus for the high voltages test of chip capacitors |
| CN103399178A (en) * | 2013-08-06 | 2013-11-20 | 天津大学 | High temperature testing fixture of chip capacitor |
| CN203502443U (en) * | 2013-10-17 | 2014-03-26 | 中国振华（集团）新云电子元器件有限责任公司 | Chip solid capacitor test fixture |
| CN204116531U (en) * | 2014-08-07 | 2015-01-21 | 安徽源光电器有限公司 | A kind of capacitor finished product pressure resistant testing device |
| CN204154832U (en) * | 2014-10-28 | 2015-02-11 | 金陵科技学院 | Capacitance detecting platform |
| CN205303204U (en) * | 2015-12-02 | 2016-06-08 | 益阳市格林电子元件有限公司 | Ageing anchor clamps of condenser |
| CN106324294A (en) * | 2016-07-05 | 2017-01-11 | 国家电网公司 | Insulating rod voltage-withstanding test frame |
| CN106093482A (en) * | 2016-07-26 | 2016-11-09 | 国网河南省电力公司洛阳供电公司 | A kind of insulating bar pressure test platform |
| CN106449187A (en) * | 2016-10-25 | 2017-02-22 | 河南天航天科技有限公司 | Aging clamp of supercapacitor |
| CN206114838U (en) * | 2016-11-01 | 2017-04-19 | 国家电网公司 | Generator stator bar's pressure resistance test installation |
| CN206557328U (en) * | 2016-12-30 | 2017-10-13 | 山东中瑞电子股份有限公司 | Pressure resistant testing device and inductance coil automatic tin soldering, testing integrated machine |
| CN206976164U (en) * | 2017-04-28 | 2018-02-06 | 智宝电子（东莞）有限公司 | A kind of framed bent |
| CN206818833U (en) * | 2017-05-23 | 2017-12-29 | 成功工业（惠州）有限公司 | A kind of high voltage ceramic capacitor test device |
| CN207457377U (en) * | 2017-10-24 | 2018-06-05 | 广州赛睿检测设备有限公司 | Capacitor testing fixture and test system |
| CN209656841U (en) * | 2019-01-18 | 2019-11-19 | 洛阳隆盛科技有限责任公司 | A kind of device for high-voltage capacitor voltage-withstand test |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111054716A (en) * | 2019-12-27 | 2020-04-24 | 洛阳隆盛科技有限责任公司 | Printed board water cleaning structure and method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102080253B (en) | Electroplating fixture and printed wiring board electroplating system | |
| CN209656841U (en) | A kind of device for high-voltage capacitor voltage-withstand test | |
| CN109738772A (en) | A kind of device for high-voltage capacitor voltage-withstand test | |
| CN205844462U (en) | A kind of solid insulating material surface-discharge assay device | |
| CN107365956A (en) | It is a kind of to apply tin copper strips tin furnace module at a slow speed | |
| CN103529329B (en) | A kind of chip capacitor multidigit aging equipment | |
| CN105277863B (en) | A kind of power amplifier aging equipment | |
| CN201681094U (en) | Adjustable sheet-type capacitor aging jig | |
| CN209432851U (en) | A kind of capacitor ageing test rack | |
| CN204142912U (en) | The reliability test system of millimeter-wave monolithic circuit chip | |
| CN205844415U (en) | Wafer-type high-voltage ceramic capacitor capacitance moisture | |
| CN215728622U (en) | PCBA test fixture | |
| CN210059047U (en) | High-temperature electricity aging screening device for chip ceramic dielectric capacitor | |
| CN205844417U (en) | The measurement apparatus of energy online automatic detection chip high voltage ceramic capacitor electric capacity | |
| CN105974204A (en) | Disc type high-voltage ceramic dielectric capacitor capacitance value online automatic measurement system | |
| CN203502443U (en) | Chip solid capacitor test fixture | |
| CN203883104U (en) | Printing clamp for radio frequency filter | |
| CN100382216C (en) | Lamellar element ageing apparatus | |
| CN112394237A (en) | Device and method for testing constant current of inductive element | |
| CN106556756B (en) | A kind of multidigit aging equipment of patch type capacitor and resistance | |
| CN109701903A (en) | A kind of ceramic condenser online production automatic detection device | |
| CN209044014U (en) | A kind of Full-automatic camera shooting acquisition module PCBA material detection device | |
| CN106124912A (en) | A kind of leads type high voltage ceramic capacitor capacitance self-operated measuring unit | |
| CN205844437U (en) | Leads type high voltage ceramic capacitor capacitance self-operated measuring unit | |
| CN110907772B (en) | Batch discharging device for insulating test pieces |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |