CN2924762Y - Direct-acting high-voltage isolating switch - Google Patents
Direct-acting high-voltage isolating switch Download PDFInfo
- Publication number
- CN2924762Y CN2924762Y CN 200620097413 CN200620097413U CN2924762Y CN 2924762 Y CN2924762 Y CN 2924762Y CN 200620097413 CN200620097413 CN 200620097413 CN 200620097413 U CN200620097413 U CN 200620097413U CN 2924762 Y CN2924762 Y CN 2924762Y
- Authority
- CN
- China
- Prior art keywords
- conductive
- insulating cylinder
- conducting rod
- conductive rod
- high voltage
- 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
Links
- 238000009413 insulation Methods 0.000 claims abstract description 11
- 230000033001 locomotion Effects 0.000 claims abstract description 6
- 230000009286 beneficial effect Effects 0.000 claims abstract description 5
- 230000005540 biological transmission Effects 0.000 claims description 7
- 238000007789 sealing Methods 0.000 claims description 5
- 239000003822 epoxy resin Substances 0.000 claims description 3
- 229920000647 polyepoxide Polymers 0.000 claims description 3
- 238000002955 isolation Methods 0.000 abstract 3
- 230000002093 peripheral effect Effects 0.000 abstract 2
- 239000004020 conductor Substances 0.000 description 3
- 238000000926 separation method Methods 0.000 description 3
- 230000002950 deficient Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 125000006850 spacer group Chemical group 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
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- Arc-Extinguishing Devices That Are Switches (AREA)
Abstract
The utility model relates to a high-pressure isolation device, in particular to a direct-acting high-pressure isolation switch with the voltage level of 12 kV or below 12 kV, which plays the isolation and distribution roles of the electric energy. The technical proposal of the utility model is listed as follows: the utility model includes an insulation cylinder and a conductive rod which is arranged in the insulation cylinder and with the same axis direction of the insulation cylinder; the end part of the conductive rod is provided with an insulation driving device which can drive the conductive rod to do the reciprocating movements along the axis direction; a pair of conductive contacts which are respectively connected with two outlet arms are arranged in the insulation cylinder; the two conductive contacts are respectively arranged at the both ends of the moving distance of the conductive rod; the distance between the two conductive contacts is less than the length of the conductive rod; the middle part of the conductive contacts is provided with a through hole which is beneficial to the passing through of the conductive rod; an O-shaped spring conductive ring which is matched with the outer circle of the conductive rod and the inner peripheral wall of the ring-shaped groove closely is arranged in the ring-shaped groove of the peripheral wall in the through hole. The device is not only small in size, but is also reliable in contact, without the need of contact pressure regulation and good in safety, which is particularly applicable to the miniaturized switch cabinets.
Description
Technical field
The utility model relates to a kind of high pressure spacer assembly, and particularly a kind of electric pressure is the following Direct Action Type high voltage isolator of 12kV or 12kV, it to electric energy isolate, distributional effects.
Background technology
Traditional isolating switch all is a rotary structure, drive main shaft by operating mechanism and rotate, make a conductive plate rotation, with another to the conductive plate contact or separate, thereby realize the function in connection or isolate conductive loop, the contact pressure between the conductive plate is regulated by stage clip or dish spring.Simultaneously, in order to satisfy the requirement of national standard about pure air insulation spacing, the volume of this rotary separation switch is all bigger, and the difficult adjusting of the contact pressure between the conductive plate, easily causes the conducting surface loose contact, and breaks down.
At present because the restriction of resource, the miniaturization of power supply unit, high reliability have become the inexorable trend of development, because above-mentioned traditional rotary separation switch volume is big, it is unreliable to contact, there are defectives such as potential safety hazard, thereby the demand of more and more incompatibility industrial development.
Summary of the invention
In order to address the above problem, the utility model provides a kind of Direct Action Type high voltage isolator, and not only volume is little for it, and contact is reliable, need not to regulate contact pressure, and fail safe is good, is specially adapted in the switch cubicle of miniaturization.
The technical solution of the utility model is to constitute like this, it comprises insulating cylinder and is positioned at the conducting rod of insulating cylinder setting coaxial with it, the end of conducting rod is provided with and is used to drive it along the reciprocating insulation transmission device of axis direction, be provided with the pair of conductive contact that is connected respectively with two outlet arms in the insulating cylinder, two conductive contacts lay respectively at the two ends of conducting rod shift motion, and the spacing between two conductive contacts is less than the length of conducting rod, the conductive contact middle part is provided with and is beneficial to the through hole that conducting rod is walked, and is provided with in the annular groove of through hole internal perisporium and conducting rod cylindrical and annular groove internal perisporium friction tight " O " shape spring conductive ring.
The beneficial effects of the utility model are: the straight reciprocating motion form that switches on and off by conducting rod of (1) pair of conductive contact realizes, when conducting rod moves to the position that is connected simultaneously with " O " shape spring conductive ring of two conductive contacts, the galvanic circle is connected, when conducting rod only moves to " O " shape spring conductive ring of a conductive contact is connected position, the galvanic circle disconnects, therefore than existing rotary separation switch, the utility model takes up room little, can effectively reduce the volume of product; (2) adopt the connection medium of " O " shape spring conductive ring as pair of conductive contact and conducting rod, utilize the deformation behavior of " O " shape spring conductive ring, can guarantee that not only contact stabilization is reliable, and need not to regulate contact pressure, electric current current carrying density big (contact point is many); (3) high-pressure electrified conductor all is sealed in the insulating cylinder by poured with epoxy resin, high-pressure section is isolated from the outside, and not only helps personal safety, and can reduce the space length between the switch, have that volume is little, the security performance advantages of higher, also help reducing cost simultaneously.
Description of drawings
Fig. 1 is the utility model organigram.
Fig. 2 is the floor map of " O " shape spring conductive ring.
Embodiment
The utility model specific embodiment comprises insulating cylinder 5 and is positioned at the conducting rod 9 of insulating cylinder setting coaxial with it, the end of conducting rod is provided with and is used to drive it along the reciprocating insulation transmission device of axis direction, be provided with in the insulating cylinder and two outlet arms 15, the 12 pair of conductive contacts 8 that connect respectively, 10, two conductive contacts lay respectively at the two ends of conducting rod shift motion, and the spacing between two conductive contacts is less than the length of conducting rod, the conductive contact middle part is provided with and is beneficial to the through hole that conducting rod is walked, in the annular groove of through hole internal perisporium, be provided with and conducting rod cylindrical and annular groove internal perisporium friction tight " O " shape spring conductive ring 7, thereby guarantee conducting rod, " O " shape spring conductive ring, and conductive contact can contact reliable when the contact conduction.
Described insulation transmission device comprises the insulated tension pole 6 that is connected with the conducting rod end, and insulated tension pole and conducting rod and insulating cylinder are coaxial and be horizontally disposed with, and the other end that insulated tension pole stretches out insulating cylinder is connected transmission by connecting rod 17, connecting lever 2 with power spindle 1 successively.The rotation of power spindle 1 can drive conducting rod 9 along its axial horizontal reciprocating movement by connecting lever 2, connecting rod 17 and insulated tension pole 6, thereby realizes the connecting and disconnecting of pair of conductive contact.
In order to increase the creepage distance between two conductive contacts, described insulating cylinder is at the groove 14 that offers the spirality coiling on the internal perisporium between two conductive contacts.
In order to improve the insulated enclosure performance of this device, described insulating cylinder is formed by poured with epoxy resin; The front and back ends portion of described insulating cylinder is provided with front shroud 3 and back shroud 13 respectively, be respectively equipped with " O " shape sealing ring 16,11 between the joint face of forward and backward cover plate and insulating cylinder, be provided with " O " shape sealing ring 4 between the through hole at front shroud middle part and the contact-making surface of insulated tension pole.High-pressure electrified conductor all is sealed in by front shroud 3, insulating cylinder 5, back shroud 13 and is located in the enclosed cavity that " O " shape sealing ring between each joint face forms, and the high pressure electric conductor is isolated from the outside, and helps personal safety.
Claims (5)
1. Direct Action Type high voltage isolator, it is characterized in that: it comprises insulating cylinder (5) and is positioned at the conducting rod (9) of insulating cylinder setting coaxial with it, the end of conducting rod is provided with and is used to drive it along the reciprocating insulation transmission device of axis direction, be provided with in the insulating cylinder and two outlet arms (15,12) the pair of conductive contact (8 that connects respectively, 10), two conductive contacts lay respectively at the two ends of conducting rod shift motion, and the spacing between two conductive contacts is less than the length of conducting rod, the conductive contact middle part is provided with and is beneficial to the through hole that conducting rod is walked, and is provided with in the annular groove of through hole internal perisporium and conducting rod cylindrical and annular groove internal perisporium friction tight " O " shape spring conductive ring (7).
2. Direct Action Type high voltage isolator according to claim 1, it is characterized in that: described insulation transmission device comprises the insulated tension pole (6) that is connected with the conducting rod end, insulated tension pole and conducting rod and insulating cylinder are coaxial and be horizontally disposed with, and the other end that insulated tension pole stretches out insulating cylinder is connected transmission by connecting rod (17), connecting lever (2) with power spindle (1) successively.
3. Direct Action Type high voltage isolator according to claim 1 and 2 is characterized in that: described insulating cylinder is at the groove (14) that offers the spirality coiling on the internal perisporium between two conductive contacts.
4. Direct Action Type high voltage isolator according to claim 3 is characterized in that: described insulating cylinder is formed by poured with epoxy resin.
5. Direct Action Type high voltage isolator according to claim 4, it is characterized in that: the front and back ends portion of described insulating cylinder is provided with forward and backward cover plate (3,13) respectively, be respectively equipped with " O " shape sealing ring (16,11) between the joint face of forward and backward cover plate and insulating cylinder, be provided with " O " shape sealing ring (4) between the through hole at front shroud middle part and the contact-making surface of insulated tension pole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620097413 CN2924762Y (en) | 2006-06-21 | 2006-06-21 | Direct-acting high-voltage isolating switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620097413 CN2924762Y (en) | 2006-06-21 | 2006-06-21 | Direct-acting high-voltage isolating switch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2924762Y true CN2924762Y (en) | 2007-07-18 |
Family
ID=38261190
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200620097413 Expired - Lifetime CN2924762Y (en) | 2006-06-21 | 2006-06-21 | Direct-acting high-voltage isolating switch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2924762Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101901712A (en) * | 2010-07-16 | 2010-12-01 | 北京华东电气股份有限公司 | Novel pole type three-phase high-voltage isolating switch |
| CN108987147A (en) * | 2018-09-17 | 2018-12-11 | 北京博瑞莱智能科技集团有限公司 | Voltage-regulating switch unit and adjustable transformer |
-
2006
- 2006-06-21 CN CN 200620097413 patent/CN2924762Y/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101901712A (en) * | 2010-07-16 | 2010-12-01 | 北京华东电气股份有限公司 | Novel pole type three-phase high-voltage isolating switch |
| CN101901712B (en) * | 2010-07-16 | 2013-09-25 | 北京华东电气股份有限公司 | Pole type three-phase high-voltage isolating switch |
| CN108987147A (en) * | 2018-09-17 | 2018-12-11 | 北京博瑞莱智能科技集团有限公司 | Voltage-regulating switch unit and adjustable transformer |
| CN108987147B (en) * | 2018-09-17 | 2023-12-15 | 北京博瑞莱智能科技集团有限公司 | Voltage regulating switch device and voltage regulating transformer |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: STATE ELECTRIC NET CROP. Free format text: FORMER OWNER: TIANYU ELECTRIC APPLIANCES CO., LTD., FUZHOU Effective date: 20131112 Owner name: TIANYU ELECTRIC APPLIANCES CO., LTD., FUZHOU Effective date: 20131112 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 350012 FUZHOU, FUJIAN PROVINCE TO: 100000 XICHENG, BEIJING |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20131112 Address after: 100000 Xicheng District West Chang'an Avenue, No. 86, Beijing Patentee after: State Grid Corporation of China Patentee after: Fuzhou Tianyu Electric Co., Ltd. Address before: 350012 No. 130 East Nanping Road, Fuzhou, Fujian Patentee before: Fuzhou Tianyu Electric Co., Ltd. |
|
| CX01 | Expiry of patent term |
Granted publication date: 20070718 |
|
| EXPY | Termination of patent right or utility model |