CN105425132B - Diode fails analytical equipment - Google Patents
Diode fails analytical equipment Download PDFInfo
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- CN105425132B CN105425132B CN201510915834.XA CN201510915834A CN105425132B CN 105425132 B CN105425132 B CN 105425132B CN 201510915834 A CN201510915834 A CN 201510915834A CN 105425132 B CN105425132 B CN 105425132B
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- cabinet
- reaction kettle
- waste liquid
- diode
- acid solution
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/26—Testing of individual semiconductor devices
- G01R31/2601—Apparatus or methods therefor
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- General Physics & Mathematics (AREA)
- Investigating Or Analyzing Non-Biological Materials By The Use Of Chemical Means (AREA)
Abstract
This patent discloses the novel diode failure analysis device in diode detection field, including cabinet, reaction kettle, cabinet upper end is equipped with feed inlet, and cabinet lower end is equipped with discharge port；Cabinet top is equipped with wind-collecting cover, and the top of wind-collecting cover is equipped with exhaust fan, is communicated with condenser pipe on exhaust fan；The inner wall of cabinet is set there are two support arm arranged side by side, is hinged on two support arms in the middle part of reaction kettle；The top inner wall of cabinet is equipped with cylinder, and the output end of cylinder is equipped with telescopic rod, and the free end of telescopic rod is equipped with connecting rod, and the other end of connecting rod is hinged on reaction kettle；The bottom of box is equipped with waste liquid collecting box, and the other end of condenser pipe is connected to waste liquid collecting box.This programme can complete the heating for multiple times corrosion of diode fails analysis experiment, the acid solution of volatilization can be detached and condensing recovery, centralized recovery processing can be carried out to discarded acid solution, keep the risk of experiment lower, reduce the pollution to environment, it is more environmentally-friendly, it is more convenient to carry out failure analysis experiment to diode.
Description
Technical field
The present invention relates to diode detection fields, and in particular to a kind of diode fails analytical equipment.
Background technique
Diode can cause to fail to work normally in the long-term use because of a variety of causes, to electronic device
Normal use cause serious influence.The occurrence of in order to reduce diode fails, usually carries out the diode of failure
Diode fails reason is found out in failure analysis experiment, is then made to diode and targetedly being improved.Experimentation is to collect two
These samples are carried out electric ginseng by the sample of short-circuit failure and the screening fail datas such as stress condition or use condition in pole pipe use
Number test opens cap, deprotection glue, tube core and electrode separation, goes solder and microexamination, finds out failure site, analyzes
Cause the inherent quality factor or service factor of diode fails, and the generating process of failure.
The experiment of diode fails analysis at present is usually to be placed on diode in beaker through various strong acid to diode table
Face carries out heating corrosion layer by layer, finally obtains chip and is analyzed.Existing experiment is artificial substantial length of operation, needs human contact
Various strong acid need to heat beaker by alcolhol burner, asbestos gauge, require operator manually for beaker after corrosion every time
The used acid solution of discharge is removed, the large labor intensity of experimenter is easy fatigue, and the acid solution volatilized in corrosion process is spilt into
Irritation is caused to injure the eyes of operator and respiratory tract in environment, there are certain unstability and risk.And it is rotten
The acid solution discarded after erosion does not focus on, and discharge is lack of standardization easily to be polluted the environment.So that experiment cost of labor is higher, people
Work failure analysis conventional efficient is low, and it is very inconvenient to carry out failure analysis experiment to diode.
Summary of the invention
The invention is intended to provide a kind of diode fails analytical equipment, failure analysis is carried out to diode to facilitate, is reduced
The acid solution of volatilization is injured caused by human body, reduces the pollution to environment.
In order to achieve the above objectives, basic technology scheme of the invention is as follows: diode fails analytical equipment, including cabinet,
Reaction kettle, the one side wall of the cabinet upper end are equipped with feed inlet, and cabinet lower end is equipped with the discharge port opposite with feed inlet；Cabinet
Top is equipped with wind-collecting cover, and the top of wind-collecting cover is equipped with exhaust fan, is communicated with condenser pipe on exhaust fan；The side of the cabinet wall
It is fixed there are two the support arm being laterally set side by side, be hinged between the free end of two support arms in the middle part of the reaction kettle；
Be fixed with the cylinder vertically installed on the inner wall on the cabinet top, the output end of cylinder is connected with telescopic rod, telescopic rod from
Connecting rod is hinged with by end, the other end of connecting rod is hinged on reaction kettle close to the bottom of cylinder side；The bottom of cabinet is equipped with waste liquid
The other end of collecting box, the condenser pipe is connected to waste liquid collecting box.
The principle and advantage of this programme are: when operation, Diode samples being put in a kettle, acid solution is poured into reaction
Kettle is allowed to heat to reaction kettle energization and heats to acid solution, and Diode samples are heated corrosion in reaction kettle.Carrying out primary corruption
Do not have to human contact's reaction kettle after erosion and topple over acid solution, directly being tilted reaction kettle by cylinder and telescopic rod can will be after reaction
Acid solution pours out reaction kettle, and the acid solution after use flows into waste liquid collecting box by guide groove and focused on, and volatilizees in reaction process
Acid solution is detached out of cabinet by wind-collecting cover and exhaust fan, and the acid solution detached flows into waste liquid collecting box after condensing in condenser pipe
It is focused on.Setting support arm is supported fixation to reaction kettle, and it is convenient to reaction kettle that wire casing can be set in support arm
Power supply.Cylinder, telescopic rod, connecting rod, which is arranged, can be adjusted the equilibrium state of reaction kettle, keep reaction kettle when in use
Balance, facilitate flows out acid solution reaction kettle inclination after the reaction.Setting wind-collecting cover, exhaust fan and condenser pipe can effectively avoid waving
The acid solution of hair, which is remained in cabinet or spilt into, to be caused harm to the human body, pollutes the environment outside cabinet.Waste collection is set
Case is convenient to carry out centralized recovery processing to used acid solution, avoids acid solution discharge is improper from polluting the environment destruction.We
Case can complete the heating for multiple times corrosion of experiment by cylinder, telescopic rod, support arm, reaction kettle, directly contact without operator
Reaction kettle is arranged exhaust fan, wind-collecting cover and condenser pipe is detached to the acid solution of volatilization and condensing recovery, waste liquid collecting box is arranged
Centralized recovery processing is carried out to discarded acid solution, keeps the risk of experiment lower, reduces the pollution to environment, it is more environmentally-friendly, more
It is convenient that failure analysis experiment is carried out to diode.
Preferred embodiment one, as a kind of improvement of basic scheme, the bottom end of the waste liquid collecting box is set to be divided there are four uniform
The universal wheel of cloth.Setting universal wheel enables waste liquid collecting box is convenient and strength-saving to take out out of cabinet, convenient to discarded acid solution
Carry out subsequent processing.
Preferred embodiment two, a kind of preferably one improvement, be hinged on the cabinet for block feed inlet and
The cover board of discharge port, the cover board are transparent material.Transparent cover board, which is arranged, in feed inlet facilitates operator in reaction kettle
It reports situations observe while can prevent the acid solution of volatilization from spilling into outside cabinet and cause harm to the human body, cover board is arranged in discharge port
It prevents from sundries from entering in cabinet to damage inner facility.
Preferred embodiment three, preferably two a kind of improvement, the box inside wall below the support arm are equipped with
The guide groove of setting is tilted down, the low side of the guide groove extends in waste liquid collecting box.Guide groove is set and is toppling over discarded acid solution
When acid solution is oriented to, enable acid solution it is smooth flow into waste liquid collecting box, box house will not be splashed to everywhere to cabinet
It causes to corrode.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the embodiment of the present invention.
Specific embodiment
Below by specific embodiment, the present invention is described in further detail:
Appended drawing reference in Figure of description include: cabinet 1, guide groove 2, support arm 3, cover board 4, wind-collecting cover 5, exhaust fan 6,
Condenser pipe 7, cylinder 8, reaction kettle 9, telescopic rod 10, connecting rod 11, waste liquid collecting box 12, universal wheel 13.
Embodiment is substantially as shown in Fig. 1: diode fails analytical equipment, including cabinet 1, reaction kettle 9, the cabinet 1
The one side wall of upper end is equipped with feed inlet, and 1 lower end of cabinet is equipped with the discharge port opposite with feed inlet, is hinged on the cabinet 1
For blocking the cover board 4 of inlet port and outlet port, the cover board 4 is transparent material.1 top of cabinet is equipped with wind-collecting cover 5, wind-collecting cover
5 top is equipped with exhaust fan 6, is communicated with condenser pipe 7 on exhaust fan 6；There are two the side of 1 inner wall of cabinet is fixed laterally simultaneously
The support arm 3 of setting is arranged, the middle part of the reaction kettle 9 is hinged between the free end of two support arms 3；1 top of cabinet
Inner wall on be fixed with the cylinder 8 vertically installed, the output end of cylinder 8 is connected with telescopic rod 10, the free end hinge of telescopic rod 10
It is connected to connecting rod 11, the other end of connecting rod 11 is hinged on reaction kettle 9 close to the bottom of 8 side of cylinder；The bottom of cabinet 1 is equipped with waste liquid
The other end of collecting box 12, the condenser pipe 7 is connected to waste liquid collecting box 12, there are four the bottom end of the waste liquid collecting box 12 is set
Equally distributed universal wheel 13.1 inner sidewall of cabinet of 3 lower section of support arm is equipped with the guide groove 2 for tilting down setting, described
The low side of guide groove 2 extends in waste liquid collecting box 12.
In the present embodiment, when operation, Diode samples are placed in reaction kettle 9, acid solution is poured into reaction kettle 9, to reaction
The energization of kettle 9 is allowed to heat and heats to acid solution, and Diode samples are heated corrosion in reaction kettle 9.After once corrode not
Manually haptoreaction kettle 9 topples over acid solution, directly can will be after reaction by the inclination of reaction kettle 9 by cylinder 8 and telescopic rod 10
Acid solution pours out reaction kettle 9, and the acid solution after use flows into waste liquid collecting box 12 by guide groove 2 and focused on, and waves in reaction process
The acid solution of hair is detached out of cabinet 1 by wind-collecting cover 5 and exhaust fan 6, and the acid solution detached flows into useless after condensing in condenser pipe 7
Liquid collecting box 12 is focused on.Transparent cover board 4, which is arranged, in feed inlet facilitates operator to reporting situations in reaction kettle 9
Observe while can prevent the acid solution of volatilization from spilling into outside cabinet 1 causing harm to the human body, discharge port setting cover board 4 prevents miscellaneous
Object, which enters in cabinet 1, damages inner facility.Setting support arm 3 is supported fixation to reaction kettle 9, can in support arm 3
To be arranged, wire casing is convenient to power to reaction kettle 9.Cylinder 8, telescopic rod 10, connecting rod 11 is arranged can be to the equilibrium state of reaction kettle 9
It is adjusted, reaction kettle 9 is made to keep balance when in use, facilitate flows out acid solution the inclination of reaction kettle 9 after the reaction.Setting collection
It is outer to human body that fan housing 5, exhaust fan 6 and condenser pipe 7 can effectively avoid the acid solution of volatilization from remaining in cabinet 1 or spill into cabinet 1
It damages, pollute the environment.It is convenient to the progress centralized recovery processing of used acid solution that waste liquid collecting box 12 is set, keeps away
Exempt from acid solution discharge and improper pollutes the environment destruction.Setting universal wheel 13 keeps waste liquid collecting box 12 convenient and strength-saving from case
It is taken out in body 1, it is convenient that subsequent processing is carried out to discarded acid solution.Guide groove 2 is arranged to carry out acid solution when toppling over discarded acid solution
Guiding, enable acid solution it is smooth flow into waste liquid collecting box 12, will not be splashed to inside cabinet 1 and everywhere cabinet 1 be caused to corrode.
This programme can complete the heating for multiple times corrosion of experiment by cylinder 8, telescopic rod 10, support arm 3, reaction kettle 9, not have to operator
Direct haptoreaction kettle 9, the acid solutions that exhaust fan 6, wind-collecting cover 5 and 7 pairs of condenser pipe volatilizations is arranged are detached and condensing recovery, if
It sets waste liquid collecting box 12 and centralized recovery processing is carried out to discarded acid solution, keep the risk of experiment lower, reduce the dirt to environment
Dye, it is more environmentally-friendly, it is more convenient to carry out failure analysis experiment to diode.
What has been described above is only an embodiment of the present invention, and the common sense such as well known specific structure and/or characteristic are herein in scheme
It does not describe excessively.It should be pointed out that for those skilled in the art, without departing from the structure of the invention, also
Several modifications and improvements can be made, these also should be considered as protection scope of the present invention, these all will not influence of the invention real
The effect and patent practicability applied.The scope of protection required by this application should be based on the content of the claims, specification
In the records such as specific embodiment can be used for explaining the content of claim.
Claims (3)
1. diode fails analytical equipment, which is characterized in that including cabinet, reaction kettle, set in the one side wall of the cabinet upper end
There is feed inlet, cabinet lower end is equipped with the discharge port opposite with feed inlet；Cabinet top is equipped with wind-collecting cover, and the top of wind-collecting cover is equipped with
Exhaust fan is communicated with condenser pipe on exhaust fan；The support arm being laterally set side by side there are two the side of the cabinet wall is fixed,
It is hinged in the middle part of the reaction kettle between the free end of two support arms；Vertical peace is fixed on the inner wall on the cabinet top
The cylinder of dress, the output end of cylinder are connected with telescopic rod, and the free end of telescopic rod is hinged with connecting rod, and the other end of connecting rod is hinged on
Bottom of the reaction kettle close to cylinder side；The bottom of cabinet is equipped with waste liquid collecting box, and the other end and waste liquid of the condenser pipe are received
Header connection；The bottom end of the waste liquid collecting box is set there are four equally distributed universal wheel；The support arm is arranged in reaction kettle
Side, cylinder is arranged in the other side of reaction kettle, and the reaction kettle top opening, opening is equipped with partition, the freedom of partition
Hold the feed inlet towards cabinet.
2. diode fails analytical equipment according to claim 1, it is characterised in that: be hinged on the cabinet for hiding
The cover board of inlet port and outlet port is kept off, the cover board is transparent material.
3. diode fails analytical equipment according to claim 2, it is characterised in that: in the cabinet below the support arm
Side wall is equipped with the guide groove for tilting down setting, and the low side of the guide groove extends in waste liquid collecting box.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510915834.XA CN105425132B (en) | 2015-12-10 | 2015-12-10 | Diode fails analytical equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510915834.XA CN105425132B (en) | 2015-12-10 | 2015-12-10 | Diode fails analytical equipment |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105425132A CN105425132A (en) | 2016-03-23 |
| CN105425132B true CN105425132B (en) | 2018-12-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510915834.XA Active CN105425132B (en) | 2015-12-10 | 2015-12-10 | Diode fails analytical equipment |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112934116A (en) * | 2021-01-29 | 2021-06-11 | 无锡苏胜尔机械设备有限公司 | Explosion-proof autoclave that facilitates use |
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|---|---|---|---|---|
| CN201429770Y (en) * | 2009-07-15 | 2010-03-24 | 北京京东方光电科技有限公司 | Developing solution dumping equipment |
| CN103005647A (en) * | 2012-12-26 | 2013-04-03 | 苏州麦克食品机械塑胶有限公司 | Food processing overturning vehicle |
| CN104404559A (en) * | 2014-11-19 | 2015-03-11 | 重庆科技学院 | Acid pickling device for laboratory |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5582061A (en) * | 1978-12-15 | 1980-06-20 | Toshiba Corp | Detection circuit for diode failure |
| JPS58144555A (en) * | 1982-02-21 | 1983-08-27 | Fuji Electric Corp Res & Dev Ltd | Diode defect detector for rotary rectifier |
| CN201717244U (en) * | 2010-05-05 | 2011-01-19 | 如皋市易达电子有限责任公司 | Acid pouring mechanism of diode |
| CN201845075U (en) * | 2010-09-20 | 2011-05-25 | 东南大学 | Tester for direct carbon fuel cell and direct carbon fuel half-cell of fluidized bed electrode |
| CN204817429U (en) * | 2015-06-29 | 2015-12-02 | 南通康比电子有限公司 | Diode failure analysis device |
| CN205353299U (en) * | 2015-12-10 | 2016-06-29 | 重庆凯西驿电子科技有限公司 | Novel diode failure analysis device |
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Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201429770Y (en) * | 2009-07-15 | 2010-03-24 | 北京京东方光电科技有限公司 | Developing solution dumping equipment |
| CN103005647A (en) * | 2012-12-26 | 2013-04-03 | 苏州麦克食品机械塑胶有限公司 | Food processing overturning vehicle |
| CN104404559A (en) * | 2014-11-19 | 2015-03-11 | 重庆科技学院 | Acid pickling device for laboratory |
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| CN105425132A (en) | 2016-03-23 |
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Effective date of registration: 20230104 Address after: No. 2913, Floor 29, Building 4, No. 789, South Shulong Avenue, Sanhe Street, Xindu District, Chengdu, Sichuan 610000 Patentee after: CHENGDU RUIPUOU PHOTOELECTRIC Co.,Ltd. Address before: 401147 Building 23-3, No. 228 Honghuang Road, Longxi Street, Yubei District, Chongqing Patentee before: CHONGQING KXSHY ELECTRONIC TECHNOLOGY CO.,LTD. |