CN202772037U - Epoxy resin type outdoor high voltage vacuum circuit breaker - Google Patents

Epoxy resin type outdoor high voltage vacuum circuit breaker Download PDF

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Publication number
CN202772037U
CN202772037U CN201220469922.3U CN201220469922U CN202772037U CN 202772037 U CN202772037 U CN 202772037U CN 201220469922 U CN201220469922 U CN 201220469922U CN 202772037 U CN202772037 U CN 202772037U
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CN
China
Prior art keywords
epoxy resin
voltage vacuum
transmission shaft
outdoor high
circuit breaker
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.)
Expired - Lifetime
Application number
CN201220469922.3U
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Chinese (zh)
Inventor
史渭成
伍耀华
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Xi'an Vacuum Switch Co ltd
Original Assignee
Xi'an vacuum switch factory
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Xi'an vacuum switch factory filed Critical Xi'an vacuum switch factory
Priority to CN201220469922.3U priority Critical patent/CN202772037U/en
Application granted granted Critical
Publication of CN202772037U publication Critical patent/CN202772037U/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Abstract

The utility model relates to an epoxy resin type outdoor high voltage vacuum circuit breaker. The epoxy resin type outdoor high voltage vacuum circuit breaker and an external connection mechanism utilize two-stage transmission; lower ends of three-phase insulation pull bars penetrate through a transmission box body and are connected with a transmission shaft; the transmission shaft is mounted in the transmission box body through bearings and connected with a mechanism box body through an opening/closing connecting lever, a mechanism pull bar and a mechanism connecting lever in order; one ends of opening springs are connected with the transmission shaft; and the other ends of the opening springs are connected with an operation mechanism. The epoxy resin type outdoor high voltage vacuum circuit breaker employs soft package process; an external insulation sleeve is formed by compressing epoxy resin; the epoxy resin type outdoor high voltage vacuum circuit breaker has a simple structure, realizes product miniaturization and has a low fault ratio and long service life.

Description

A kind of epoxy resin formula outdoor high-voltage vacuum breaker
Technical field
The utility model relates to the high-pressure vacuum breaker technical field, is specifically related to a kind of epoxy resin formula outdoor high-voltage vacuum breaker.
Background technology
Existing outdoor high-voltage vacuum breaker, the overall dimensions of product are larger, adopt the porcelain insulator cylinder, adopt 4～5 grades of transmissions, complex structure, the probability that fault occurs is higher, the life-span is low.
Summary of the invention
In order to overcome the shortcoming of above-mentioned prior art, the purpose of this utility model is to provide a kind of epoxy resin formula outdoor high-voltage vacuum breaker, and is simple in structure, realizes the product miniaturization, and the probability that fault occurs is low, the life-span is high.
In order to achieve the above object, the technical scheme taked of the utility model is:
A kind of epoxy resin formula outdoor high-voltage vacuum breaker, adopt 2 grades of transmissions with outer connection mechanism, the lower end of the insulated tension pole 9 of three-phase extend in the transmission case body 17 is connected connection with power transmission shaft, power transmission shaft 18 is installed in the transmission case body 17 by bearing 10, power transmission shaft 18 also is equipped with oil bumper 19 and cushions, power transmission shaft 18 connects connecting lever 13 by divide-shut brake connecting lever 15, mechanism's pull bar 14, mechanism successively and is connected connection with the mechanism casing, tripping spring 11 1 ends are connected connection with power transmission shaft, the other end is connected connection with operating mechanism.
Described epoxy resin formula outdoor high-voltage vacuum breaker also comprises insulating lid 1, insulating case 1a and 1b, upper outlet board 2, arc control device encapsulation 3, be flexible coupling 4, lower outlet board 5, socket head screw 6, above-mentioned parts adopt Soft Roll technique, and external insulation sleeve adopts epoxy resin compressing.
Advantage of the present utility model is:
Simple in structure, realize the product miniaturization; Adopt the compressing main insulation cylinder of outdoor epoxy resin to replace traditional porcelain vase, exposed metal has not partly had, and overall dimensions have reduced, and insulation property are improved, and intensity also is improved; Traditional product adopts 4～5 grades of transmissions, this product simplification transmission, only need 2 grades of transmissions; After adopting 2 grades of transmissions, minute, closing speed improves, and the electrical wear of circuit breaker is reduced, Service life conducts electricity; Cut-off short-circuit capacity and strengthen, minute, that the raising of sum velocity separates the contact of switching tube is very fast, the ability of cut-offfing short circuit current improves; The raising of opening velocity is conducive to interrupting capacitor set, and capacitor cut-offs has relatively high expectations to opening velocity, and traditional product can only reach 1.3 meter per seconds, and new product can reach more than 1.35 meter per seconds.
Description of drawings
Fig. 1 is front view of the present utility model.
Fig. 2 is end view of the present utility model.
Embodiment
Below in conjunction with accompanying drawing the utility model is described in detail.
See figures.1.and.2, a kind of epoxy resin formula outdoor high-voltage vacuum breaker, adopt 2 grades of transmissions with outer connection mechanism, the lower end of the insulated tension pole 9 of three-phase extend in the transmission case body 17 is connected connection with power transmission shaft, power transmission shaft 18 is installed in the transmission case body 17 by bearing 10, power transmission shaft 18 also is equipped with oil bumper 19 and cushions, power transmission shaft 18 connects connecting lever 13 by divide-shut brake connecting lever 15, mechanism's pull bar 14, mechanism successively and is connected connection with the mechanism casing, tripping spring 11 1 ends are connected connection with power transmission shaft, the other end is connected connection with operating mechanism.
Described epoxy resin formula outdoor high-voltage vacuum breaker also comprises insulating lid 1, insulating case 1a and 1b, upper outlet board 2, arc control device encapsulation 3, be flexible coupling 4, lower outlet board 5, socket head screw 6, above-mentioned parts adopt Soft Roll technique, and external insulation sleeve adopts epoxy resin compressing.
Operation principle of the present utility model is:
Combined floodgate operation principle: by operating mechanism item 13 connecting levers, rotate up 50 °-55 °, promote 14 connecting rod and drive 15 a main shaft connecting lever, make 50 °-55 ° of main shaft rotations, thereby drive each phase connecting lever of main shaft and be the 18-20mm that moves vertically upward to 9 pull bars, make it drive moving contact in 3 arc control device, the 18-20mm that moves upward reaches switch combined floodgate purpose.
The separating brake principle: by item 11 tripping springs, each phase connecting lever of pulling main shaft, 15 connecting lever is rotated down 50 °-55 ° main shaft interlock item 9 pull bars, and moving contact in pulling 3 arc control device moves downward 18-20mm and reaches switch separating brake purpose.
The utility model is simple in structure, realizes the product miniaturization; Adopt the compressing main insulation cylinder of outdoor epoxy resin to replace traditional porcelain vase, exposed metal has not partly had, and overall dimensions have reduced, and insulation property are improved, and intensity also is improved; Traditional product adopts 4～5 grades of transmissions, this product simplification transmission, only need 2 grades of transmissions; After adopting 2 grades of transmissions, minute, closing speed improves, and the electrical wear of circuit breaker is reduced, Service life conducts electricity; Cut-off short-circuit capacity and strengthen, minute, that the raising of sum velocity separates the contact of switching tube is very fast, the ability of cut-offfing short circuit current improves; The raising of opening velocity is conducive to interrupting capacitor set, and capacitor cut-offs has relatively high expectations to opening velocity, and traditional product can only reach 1.3 meter per seconds, and new product can reach more than 1.35 meter per seconds.

Claims (2)

1. epoxy resin formula outdoor high-voltage vacuum breaker, it is characterized in that: and outer connection mechanism adopts 2 grades of transmissions, the lower end of the insulated tension pole of three-phase (9) extend in the transmission case body (17) is connected 18 with power transmission shaft) connect, power transmission shaft (18) is installed in the transmission case body (17) by bearing (10), power transmission shaft (18) also is equipped with oil bumper (19) and cushions, power transmission shaft (18) is successively by divide-shut brake connecting lever (15), mechanism's pull bar (14), mechanism connects connecting lever (13) and mechanism's casing is connected 23) connection, tripping spring (11) one ends are connected 18 with power transmission shaft) connect, the other end is connected 12 with operating mechanism) connect.
2. a kind of epoxy resin formula outdoor high-voltage vacuum breaker according to claim 1, described epoxy resin formula outdoor high-voltage vacuum breaker also comprises insulating lid (1), insulating case 1a and 1b, upper outlet board (2), arc control device encapsulation (3), be flexible coupling (4), lower outlet board (5), socket head screw (6), it is characterized in that: above-mentioned parts adopt Soft Roll technique, and external insulation sleeve adopts epoxy resin compressing.
CN201220469922.3U 2012-09-14 2012-09-14 Epoxy resin type outdoor high voltage vacuum circuit breaker Expired - Lifetime CN202772037U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201220469922.3U CN202772037U (en) 2012-09-14 2012-09-14 Epoxy resin type outdoor high voltage vacuum circuit breaker

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201220469922.3U CN202772037U (en) 2012-09-14 2012-09-14 Epoxy resin type outdoor high voltage vacuum circuit breaker

Publications (1)

Publication Number Publication Date
CN202772037U true CN202772037U (en) 2013-03-06

Family

ID=47778590

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201220469922.3U Expired - Lifetime CN202772037U (en) 2012-09-14 2012-09-14 Epoxy resin type outdoor high voltage vacuum circuit breaker

Country Status (1)

Country Link
CN (1) CN202772037U (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102903564A (en) * 2012-09-14 2013-01-30 西安真空开关厂 Outdoor high-voltage vacuum circuit breaker
CN106971903A (en) * 2017-05-04 2017-07-21 常熟开关制造有限公司(原常熟开关厂） A kind of breaker

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102903564A (en) * 2012-09-14 2013-01-30 西安真空开关厂 Outdoor high-voltage vacuum circuit breaker
CN106971903A (en) * 2017-05-04 2017-07-21 常熟开关制造有限公司(原常熟开关厂） A kind of breaker
CN106971903B (en) * 2017-05-04 2019-12-06 常熟开关制造有限公司(原常熟开关厂） circuit breaker

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

Denomination of utility model: Epoxy resin type outdoor high voltage vacuum circuit breaker

Effective date of registration: 20131115

Granted publication date: 20130306

Pledgee: Xi'an innovation financing Company limited by guarantee

Pledgor: XI AN VACUUM SWITCH FACTORY

Registration number: 2013990000859

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