CN103745841A - Capacitor impregnation process - Google Patents

Capacitor impregnation process Download PDF

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Publication number
CN103745841A
CN103745841A CN201410008885.XA CN201410008885A CN103745841A CN 103745841 A CN103745841 A CN 103745841A CN 201410008885 A CN201410008885 A CN 201410008885A CN 103745841 A CN103745841 A CN 103745841A
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China
Prior art keywords
impregnation
cylinder
impregnation cylinder
capacitance core
communicating valve
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CN201410008885.XA
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Chinese (zh)
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CN103745841B (en
Inventor
龙立平
胡拥军
张学军
刘长辉
贺国文
周攀登
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Yiyang Hetian Electronics Co Ltd
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Yiyang Hetian Electronics Co Ltd
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Priority to CN201410008885.XA priority Critical patent/CN103745841B/en
Publication of CN103745841A publication Critical patent/CN103745841A/en
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Publication of CN103745841B publication Critical patent/CN103745841B/en
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Abstract

The invention provides a capacitor impregnation process, which comprises the steps of putting a capacitor core to be impregnated in an impregnation tank, then performing vacuum pumping, applying negative pressure after vacuum pumping, impregnating the capacitor core and relieving the pressure after impregnation; repetitively performing vacuum pumping, pressure application and two times of impregnation to obtain the impregnated capacitor core. The capacitor impregnation process has the advantages that the process is simple and convenient to operate, the impregnation time can be greatly shortened, the impregnation effect of the capacitor core is good, only 5-8 hours are needed by adopting the process while 15-20 hours are needed by adopting conventional processes, the impregnation time is greatly shortened, the production efficiency is improved, the product quality is remarkably improved and the electrolyte is utilized to the utmost extent.

Description

A kind of electric capacity is containing soaking technology
Technical field
The present invention relates to capacitor manufacturing technology field, refer in particular to a kind of capacitor core containing soaking technology.
Background technology
The core of existing capacitor comprise soak be mostly directly core bag is put into be equipped with containing in the container of immersion fluid by soaking for a long time, make impregnation Liquid Penetrant in positive paper tinsel, negative paper tinsel, paper, the immersion production efficiency of this mode is low, and soak time is long, impregnation effect is undesirable, and production cost is high; And the liquid after drying can not reuse, environment is caused to certain pollution; Also having at present a kind of mode is to adopt some note, with special syringe, injects the electrolyte into fuse, and this mode production efficiency is low, and labour intensity is large.
Summary of the invention
The object of the invention is to overcome the deficiencies in the prior art, provide effective, the fireballing electric capacity of a kind of impregnation containing soaking technology.
For achieving the above object, technical scheme provided by the present invention is: a kind of electric capacity is containing soaking technology, and described technique comprises the following steps:
1), the capacitance core for the treatment of impregnation is put into impregnation cylinder in order, capacitance core after putting into seals impregnation cylinder;
2), impregnation cylinder is vacuumized, when vacuumizing, make moisture and air in capacitance core be drawn out of;
3), open communicating valve, make the electrolyte suction impregnation cylinder in liquid storing barrel, close communicating valve;
4), apply malleation to the impregnation cylinder after vacuumizing, malleation value is 1.2MPa ~ 1.5MPa, then pressurize carries out impregnation to capacitance core, the impregnation time is 40 ~ 120 minutes;
5), to discharge impregnation cylinder pressure be normality, keep 15 ~ 20 minutes;
6), again impregnation cylinder is vacuumized;
7), open communicating valve, make the electrolyte suction impregnation cylinder in liquid storing barrel, close communicating valve;
8), apply malleation to the impregnation cylinder after vacuumizing, malleation value is 1.2MPa ~ 1.5MPa, then pressurize carries out impregnation to capacitance core, the impregnation time is 40 ~ 120 minutes;
9), to discharge impregnation cylinder pressure be normality, keep 10 ~ 15 minutes;
10), again impregnation cylinder is vacuumized;
11), open communicating valve, make the electrolyte suction impregnation cylinder in liquid storing barrel, close communicating valve;
12), apply malleation to the impregnation cylinder after vacuumizing, malleation value is 1.2MPa ~ 1.5MPa, then pressurize carries out impregnation to capacitance core, the impregnation time is 40 ~ 120 minutes;
13), to discharge impregnation cylinder pressure be normality, make under the effect of pressure differential, to flow back to liquid storing barrel containing immersion liquid;
14), capacitance core after impregnation is taken out, dry.
The invention has the advantages that: simple, convenient, can make the impregnation time greatly shorten, and capacitor core impregnation is effective, conventional impregnation needs 15-20 hour, adopt this technique only to need 5-8 hour, greatly shorten the impregnation time, improved production efficiency, and product quality is improved significantly, electrolyte is also utilized.
Embodiment
Below the invention will be further described, preferred embodiment of the present invention is: the electric capacity described in the present embodiment comprises the following steps containing soaking technology:
1), the capacitance core for the treatment of impregnation is put into impregnation cylinder in order, capacitance core after putting into seals impregnation cylinder;
2), impregnation cylinder is vacuumized, when vacuumizing, make moisture and air in capacitance core be drawn out of;
3), open communicating valve, make the electrolyte suction impregnation cylinder in liquid storing barrel, close communicating valve;
4), apply malleation to the impregnation cylinder after vacuumizing, malleation value is 1.5MPa, then pressurize carries out impregnation to capacitance core, the impregnation time is 40 ~ 120 minutes;
5), to discharge impregnation cylinder pressure be normality, keep 15 ~ 20 minutes;
6), again impregnation cylinder is vacuumized;
7), open communicating valve, make the electrolyte suction impregnation cylinder in liquid storing barrel, close communicating valve;
8), apply malleation to the impregnation cylinder after vacuumizing, malleation value is 1.3MPa, then pressurize carries out impregnation to capacitance core, the impregnation time is 40 ~ 120 minutes;
9), to discharge impregnation cylinder pressure be normality, keep 10 ~ 15 minutes;
10), again impregnation cylinder is vacuumized;
11), open communicating valve, make the electrolyte suction impregnation cylinder in liquid storing barrel, close communicating valve;
12), apply malleation to the impregnation cylinder after vacuumizing, malleation value is 1.2MPa, then pressurize carries out impregnation to capacitance core, the impregnation time is 40 ~ 120 minutes;
13), to discharge impregnation cylinder pressure be normality, make under the effect of pressure differential, to flow back to liquid storing barrel containing immersion liquid;
14), capacitance core after impregnation is taken out, dry.
The embodiment of the above is only the present invention's preferred embodiment, not with this, limits practical range of the present invention, therefore the variation that all shapes according to the present invention, principle are done all should be encompassed in protection scope of the present invention.

Claims (1)

1. electric capacity, containing a soaking technology, is characterized in that: described technique comprises the following steps:
1), the capacitance core for the treatment of impregnation is put into impregnation cylinder in order, capacitance core after putting into seals impregnation cylinder;
2), impregnation cylinder is vacuumized, when vacuumizing, make moisture and air in capacitance core be drawn out of;
3), open communicating valve, make the electrolyte suction impregnation cylinder in liquid storing barrel, close communicating valve;
4), apply malleation to the impregnation cylinder after vacuumizing, malleation value is 1.2MPa ~ 1.5MPa, then pressurize carries out impregnation to capacitance core, the impregnation time is 40 ~ 120 minutes;
5), to discharge impregnation cylinder pressure be normality, keep 15 ~ 20 minutes;
6), again impregnation cylinder is vacuumized;
7), open communicating valve, make the electrolyte suction impregnation cylinder in liquid storing barrel, close communicating valve;
8), apply malleation to the impregnation cylinder after vacuumizing, malleation value is 1.2MPa ~ 1.5MPa, then pressurize carries out impregnation to capacitance core, the impregnation time is 40 ~ 120 minutes;
9), to discharge impregnation cylinder pressure be normality, keep 10 ~ 15 minutes;
10), again impregnation cylinder is vacuumized;
11), open communicating valve, make the electrolyte suction impregnation cylinder in liquid storing barrel, close communicating valve;
12), apply malleation to the impregnation cylinder after vacuumizing, malleation value is 1.2MPa ~ 1.5MPa, then pressurize carries out impregnation to capacitance core, the impregnation time is 40 ~ 120 minutes;
13), to discharge impregnation cylinder pressure be normality, make under the effect of pressure differential, to flow back to liquid storing barrel containing immersion liquid;
14), capacitance core after impregnation is taken out, dry.
CN201410008885.XA 2014-01-09 2014-01-09 A kind of capacitor impregnation technique Active CN103745841B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201410008885.XA CN103745841B (en) 2014-01-09 2014-01-09 A kind of capacitor impregnation technique

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201410008885.XA CN103745841B (en) 2014-01-09 2014-01-09 A kind of capacitor impregnation technique

Publications (2)

Publication Number Publication Date
CN103745841A true CN103745841A (en) 2014-04-23
CN103745841B CN103745841B (en) 2016-08-24

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104882296A (en) * 2015-06-12 2015-09-02 肇庆绿宝石电子科技股份有限公司 Supercapacitor manufacturing method
CN110010355A (en) * 2019-03-29 2019-07-12 南通江海电容器股份有限公司 A kind of automatic impregnation method of capacitor core packet
CN112735826A (en) * 2020-12-25 2021-04-30 深圳市智胜新电子技术有限公司 Impregnation process of aluminum electrolytic capacitor core group

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0334305A (en) * 1989-06-29 1991-02-14 J C C Eng Kk Method and device for electrolytic vacuum impregnation for electrolytic capacitor element
CN102013342A (en) * 2010-09-26 2011-04-13 上海思源电力电容器有限公司 Capacitor vacuum drying and dipping treatment system and capacitor vacuum drying and dipping treatment method
CN102446629A (en) * 2010-11-12 2012-05-09 李玉祥 Impregnation full automatic equipment for injection-molding of electrolytic capacitor and impregnation process thereof
CN102723199A (en) * 2012-06-13 2012-10-10 李玉祥 Fast impregnation method for capacitor core package and device thereof
CN202616060U (en) * 2012-06-25 2012-12-19 南通新三能电子有限公司 Fully-automatic electrolyte pressurization and impregnation device for aluminum electrolytic capacitor

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0334305A (en) * 1989-06-29 1991-02-14 J C C Eng Kk Method and device for electrolytic vacuum impregnation for electrolytic capacitor element
CN102013342A (en) * 2010-09-26 2011-04-13 上海思源电力电容器有限公司 Capacitor vacuum drying and dipping treatment system and capacitor vacuum drying and dipping treatment method
CN102446629A (en) * 2010-11-12 2012-05-09 李玉祥 Impregnation full automatic equipment for injection-molding of electrolytic capacitor and impregnation process thereof
CN102723199A (en) * 2012-06-13 2012-10-10 李玉祥 Fast impregnation method for capacitor core package and device thereof
CN202616060U (en) * 2012-06-25 2012-12-19 南通新三能电子有限公司 Fully-automatic electrolyte pressurization and impregnation device for aluminum electrolytic capacitor

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104882296A (en) * 2015-06-12 2015-09-02 肇庆绿宝石电子科技股份有限公司 Supercapacitor manufacturing method
CN110010355A (en) * 2019-03-29 2019-07-12 南通江海电容器股份有限公司 A kind of automatic impregnation method of capacitor core packet
CN112735826A (en) * 2020-12-25 2021-04-30 深圳市智胜新电子技术有限公司 Impregnation process of aluminum electrolytic capacitor core group
CN112735826B (en) * 2020-12-25 2022-09-06 惠州市智胜新电子技术有限公司 Impregnation process of aluminum electrolytic capacitor core group

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PE01 Entry into force of the registration of the contract for pledge of patent right

Denomination of invention: A capacitor impregnation process

Effective date of registration: 20210806

Granted publication date: 20160824

Pledgee: Yiyang branch of China Everbright Bank Co.,Ltd.

Pledgor: YIYANG HETIAN ELECTRONIC Co.,Ltd.

Registration number: Y2021980007378

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PC01 Cancellation of the registration of the contract for pledge of patent right

Date of cancellation: 20220811

Granted publication date: 20160824

Pledgee: Yiyang branch of China Everbright Bank Co.,Ltd.

Pledgor: YIYANG HETIAN ELECTRONIC Co.,Ltd.

Registration number: Y2021980007378

PC01 Cancellation of the registration of the contract for pledge of patent right