CN104576177A - High-voltage vacuum arc-extinguishing chamber with aerogel filled structure - Google Patents
High-voltage vacuum arc-extinguishing chamber with aerogel filled structure Download PDFInfo
- Publication number
- CN104576177A CN104576177A CN201510078294.4A CN201510078294A CN104576177A CN 104576177 A CN104576177 A CN 104576177A CN 201510078294 A CN201510078294 A CN 201510078294A CN 104576177 A CN104576177 A CN 104576177A
- Authority
- CN
- China
- Prior art keywords
- contact
- fixed
- conductive rod
- voltage vacuum
- aeroge
- 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
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H33/00—High-tension or heavy-current switches with arc-extinguishing or arc-preventing means
- H01H33/60—Switches wherein the means for extinguishing or preventing the arc do not include separate means for obtaining or increasing flow of arc-extinguishing fluid
- H01H33/66—Vacuum switches
- H01H33/664—Contacts; Arc-extinguishing means, e.g. arcing rings
Landscapes
- High-Tension Arc-Extinguishing Switches Without Spraying Means (AREA)
Abstract
The invention relates to a high-voltage vacuum arc-extinguishing chamber with an aerogel filled structure. The high-voltage vacuum arc-extinguishing chamber comprises an insulated shell, and a fixed electrode, a movable electrode, a shielding tube and a corrugated pipe, which are arranged inside the insulated shell; a fixed end cover board and a movable end guiding cover board are fixed at two sides of the insulated shell respectively; the fixed electrode comprises a fixed conductive rod inserted on the fixed end cover board and a fixed contact arranged at the inner end part of the fixed conductive rod; the movable electrode comprises a movable conductive rod inserted on the movable end guiding cover board and a movable contact arranged at the inner end part of the movable conductive rod and adaptive to the fixed contact mutually; and the movable contact comprises a contact seat and a contact cover sheathing the contact seat, a spring eye is formed in the middle of the base of the contact seat, and a compression spring is arranged in the spring eye. The high-voltage vacuum arc-extinguishing chamber with the aerogel filled structure has a reasonable structure, a good heat dissipation effect and strong breaking capacity, and the service life of the high-voltage vacuum arc-extinguishing chamber is prolonged.
Description
Technical field
The present invention relates to high-voltage switch gear field, especially a kind of high voltage vacuum interrupter with aeroge interstitital texture.
Background technology
Vacuum interrupter, have another name called vacuum switch tube, it is the core component of mesohigh power switch, its Main Function is, by can blow-out suppress electric current rapidly after managing the excellent insulating properties of interior vacuum and making mesohigh circuitry cuts power supply, avoid accident and unexpected generation, be mainly used in the power transmission and distribution control system of electric power, be also applied to the distribution systems such as metallurgy, mine, oil, chemical industry, railway, broadcast, communication, industrial high-frequency heating.There is energy-conservation, material-saving, fire prevention, explosion-proof, volume is little, the life-span is long, maintenance cost is low, the feature such as reliable and pollution-free.Contact produces a large amount of metallic vapours and droplets in arcing is crossed, and pollutes the inwall of insulation crust, causes the dielectric strength of vacuum arc extinguish chamber housing decline or produce flashover.Shielding cylinder may rise quite high due to the temperature of shielding cylinder during arcing, and temperature is higher, and the ability of surface of solids cohesion electric arc product is poorer, can reduce the connecting-disconnecting function of arc control device, but also can cause shielding cylinder lifetime.
Summary of the invention
The technical problem to be solved in the present invention is: in order to overcome above-mentioned middle Problems existing, provide a kind of high voltage vacuum interrupter with aeroge interstitital texture, it is rational in infrastructure, good heat dissipation effect, and connecting-disconnecting function is strong, improves the useful life of high voltage vacuum interrupter.
The technical solution adopted for the present invention to solve the technical problems is: a kind of high voltage vacuum interrupter with aeroge interstitital texture, comprise insulation crust, be arranged on the fixed electrode of insulation crust inside, moving electrode, shielding cylinder and bellows, the both sides of described insulation crust are fixedly installed quiet end casing and moved end defelctor apron respectively; Described fixed electrode comprises the static conductive rod be plugged on quiet end casing and the fixed contact being arranged on static conductive rod inner end; Described moving electrode comprises the moving conductive rod that is plugged on the defelctor apron of moved end and is arranged on moving conductive rod inner end and the moving contact mutually adaptive with fixed contact; Described moving contact comprises contact base and is enclosed within the contacts cover on contact base; Spring eye is provided with in the middle of the bottom of described contact base; Described spring eye is provided with Compress Spring; Described contacts cover top is provided with some internally protruding limit buckles;
Bellows stop collar is fixedly installed in the middle part of described moving conductive rod; One end of described bellows mutually abuts with moved end defelctor apron, and the other end of bellows mutually abuts with bellows stop collar;
Described shielding cylinder covers on fixed contact and moving contact outside; Described shielding cylinder comprises inner core, urceolus and aeroge; Form cavity between described inner core and urceolus, described aeroge is filled in this cavity; The internal face of described inner core is evenly provided with some lateral trenchs, longitudinal groove and some through holes be interconnected with cavity; Described lateral trench and the interlaced formation network structure of longitudinal groove, described through hole is arranged in the middle part of this cancellated mesh.
As preferred scheme, described bellows is that stainless steel is made.
As preferred scheme, the bottom surface of described contacts cover is plane circular configuration, is provided with protruding plane round platform in the middle part of it.
The invention has the beneficial effects as follows: a kind of high voltage vacuum interrupter with aeroge interstitital texture, there is the moving contact of elastic buffer, reduce wear, keep the stability of contact, strengthen connecting-disconnecting function, adopt the shielding cylinder being filled with aeroge, strengthen radiating effect, the internal face of inner core is evenly provided with some crisscross lateral trenchs and longitudinal groove, prevent the metallic vapour that produces in arcing process and droplets from splashing, pollute the inwall of insulation crust, the dielectric strength causing vacuum arc extinguish chamber housing is avoided to decline, improve the useful life of high voltage vacuum interrupter.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the present invention is further described.
Fig. 1 is a kind of high voltage vacuum interrupter overall structure schematic diagram with aeroge interstitital texture of the present invention;
Fig. 2 is a kind of moving contact structure schematic diagram with the high voltage vacuum interrupter of aeroge interstitital texture of the present invention;
Fig. 3 is a kind of shielding cylinder structural representation with the high voltage vacuum interrupter of aeroge interstitital texture of the present invention.
Accompanying drawing acceptance of the bid note is described below: 1, insulation crust, and 11, quiet end casing, 12, moved end defelctor apron, 13, static conductive rod, 14, fixed contact, 15, moving conductive rod, 151, bellows stop collar, 16, moving contact, 161, contact base, 162, contacts cover, 163, spring eye, 164, Compress Spring, 165, limit buckle, 166, plane round platform, 2, shielding cylinder, 21, inner core, 22, urceolus, 212, cavity, 213, through hole, 23, aeroge, 24, lateral trench, 3, bellows.
Embodiment
In conjunction with the accompanying drawings, the present invention is further detailed explanation.These accompanying drawings are the schematic diagram of simplification, only basic structure of the present invention are described in a schematic way, and therefore it only shows the formation relevant with the present invention.
A kind of high voltage vacuum interrupter with aeroge interstitital texture as shown in Figure 1, 2, comprise insulation crust 1, be arranged on the fixed electrode of insulation crust 1 inside, moving electrode, shielding cylinder 2 and bellows 3, the both sides of described insulation crust 1 are fixedly installed quiet end casing 11 and moved end defelctor apron 12 respectively; Described fixed electrode comprises the static conductive rod 13 be plugged on quiet end casing 11 and the fixed contact 14 being arranged on static conductive rod 13 inner end; Described moving electrode comprises the moving conductive rod 15 that is plugged on moved end defelctor apron 12 and is arranged on moving conductive rod 15 inner end and the moving contact 16 mutually adaptive with fixed contact 14; Described moving contact 16 comprises contact base 161 and is enclosed within the contacts cover 162 on contact base 161; Spring eye 163 is provided with in the middle of the bottom of described contact base 161; Described spring eye 163 is provided with Compress Spring 164; Described contacts cover 162 top is provided with some internally protruding limit buckles 165; Bellows stop collar 151 is fixedly installed in the middle part of described moving conductive rod 15; One end of described bellows 3 mutually abuts with moved end defelctor apron 12, and the other end of bellows 3 mutually abuts with bellows stop collar 151; Described bellows 3 is that stainless steel is made.The bottom surface of described contacts cover 162 is plane circular configurations, is provided with protruding plane round platform 166 in the middle part of it.
A kind of high voltage vacuum interrupter with aeroge interstitital texture as shown in Figure 3, described shielding cylinder 2 covers on fixed contact 14 and moving contact 16 outside; Described shielding cylinder 2 comprises inner core 21, urceolus 22 and aeroge 23; Form cavity 212 between described inner core 21 and urceolus 22, described aeroge 23 is filled in this cavity; The internal face of described inner core 21 is evenly provided with some lateral trenchs 24, longitudinal groove 25 and some through holes 213 be interconnected with cavity 212; Described lateral trench 24 and the interlaced formation network structure of longitudinal groove 25, described through hole 213 is arranged in the middle part of this cancellated mesh.
A kind of high voltage vacuum interrupter with aeroge interstitital texture of the present invention, there is the moving contact 16 of elastic buffer, reduce wear, keep the stability of contact, strengthen connecting-disconnecting function, adopt the shielding cylinder 2 being filled with aeroge 23, strengthen radiating effect, the internal face of inner core 21 is evenly provided with some crisscross lateral trenchs 24 and longitudinal groove 25, prevent the metallic vapour that produces in arcing process and droplets from splashing, pollute the inwall of insulation crust, the dielectric strength causing vacuum arc extinguish chamber housing is avoided to decline, improve the useful life of high voltage vacuum interrupter.
With above-mentioned according to desirable embodiment of the present invention for enlightenment, by above-mentioned description, relevant staff in the scope not departing from this invention technological thought, can carry out various change and amendment completely.The technical scope of this invention is not limited to the content on specification, must determine its technical scope according to right.
Claims (3)
1. one kind has the high voltage vacuum interrupter of aeroge interstitital texture, comprise insulation crust (1), be arranged on the inner fixed electrode of insulation crust (1), moving electrode, shielding cylinder (2) and bellows (3), it is characterized in that: the both sides of described insulation crust (1) are fixedly installed quiet end casing (11) and moved end defelctor apron (12) respectively; Described fixed electrode comprises the static conductive rod (13) be plugged on quiet end casing (11) and the fixed contact (14) being arranged on static conductive rod (13) inner end; Described moving electrode comprises the moving conductive rod (15) that is plugged on moved end defelctor apron (12) and is arranged on moving conductive rod (15) inner end and the moving contact (16) mutually adaptive with fixed contact (14); Described moving contact (16) comprises contact base (161) and is enclosed within the contacts cover (162) on contact base (161); Spring eye (163) is provided with in the middle of the bottom of described contact base (161); Described spring eye (163) is provided with Compress Spring (164); Described contacts cover (162) top is provided with some internally protruding limit buckles (165);
Described moving conductive rod (15) middle part is fixedly installed bellows stop collar (151); One end of described bellows (3) mutually abuts with moved end defelctor apron (12), and the other end of bellows (3) mutually abuts with bellows stop collar (151);
Described shielding cylinder (2) covers on fixed contact (14) and moving contact (16) outside; Described shielding cylinder (2) comprises inner core (21), urceolus (22) and aeroge (23); Form cavity (212) between described inner core (21) and urceolus (22), described aeroge (23) is filled in this cavity; The internal face of described inner core (21) is evenly provided with some lateral trenchs (24), longitudinal groove (25) and some through holes (213) be interconnected with cavity (212); Described lateral trench (24) and the interlaced formation network structure of longitudinal groove (25), described through hole (213) is arranged in the middle part of this cancellated mesh.
2. a kind of high voltage vacuum interrupter with aeroge interstitital texture according to claim 1, is characterized in that: described bellows (3) is that stainless steel is made.
3. a kind of high voltage vacuum interrupter with aeroge interstitital texture according to claim 1, is characterized in that: the bottom surface of described contacts cover (162) is plane circular configuration, is provided with protruding plane round platform (166) in the middle part of it.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510078294.4A CN104576177A (en) | 2015-02-13 | 2015-02-13 | High-voltage vacuum arc-extinguishing chamber with aerogel filled structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510078294.4A CN104576177A (en) | 2015-02-13 | 2015-02-13 | High-voltage vacuum arc-extinguishing chamber with aerogel filled structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104576177A true CN104576177A (en) | 2015-04-29 |
Family
ID=53091986
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510078294.4A Pending CN104576177A (en) | 2015-02-13 | 2015-02-13 | High-voltage vacuum arc-extinguishing chamber with aerogel filled structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104576177A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105590786A (en) * | 2016-03-23 | 2016-05-18 | 周晓默 | Novel arc extinguish chamber |
| CN106571263A (en) * | 2016-10-21 | 2017-04-19 | 郑州大学 | Novel micron-order diamond particle fluid arc-extinguishing medium-based alternating-current circuit breaker |
| CN109830400A (en) * | 2019-04-01 | 2019-05-31 | 湖北大禹汉光真空电器有限公司 | A kind of vacuum interrupter with high-cooling property |
| CN112951645A (en) * | 2021-01-28 | 2021-06-11 | 中国人民解放军海军工程大学 | Inflatable direct current arc-extinguishing chamber |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202796522U (en) * | 2012-08-07 | 2013-03-13 | 武汉泰普变压器开关有限公司 | Excitation-free tap switch shielding cover |
| CN203588921U (en) * | 2013-11-28 | 2014-05-07 | 景德镇万鹏电子有限公司 | Rapid less-bounce vacuum arc-extinguishing chamber |
| CN203707012U (en) * | 2014-03-03 | 2014-07-09 | 浙江谷元电力科技有限公司 | Arc extinguish chamber of vacuum circuit breaker |
| CN103943407A (en) * | 2014-04-29 | 2014-07-23 | 昆山达功电子有限公司 | Vacuum switch tube |
| CN203910656U (en) * | 2014-01-14 | 2014-10-29 | 浙江兴田电气有限公司 | Vacuum arc-extinguishing chamber |
-
2015
- 2015-02-13 CN CN201510078294.4A patent/CN104576177A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202796522U (en) * | 2012-08-07 | 2013-03-13 | 武汉泰普变压器开关有限公司 | Excitation-free tap switch shielding cover |
| CN203588921U (en) * | 2013-11-28 | 2014-05-07 | 景德镇万鹏电子有限公司 | Rapid less-bounce vacuum arc-extinguishing chamber |
| CN203910656U (en) * | 2014-01-14 | 2014-10-29 | 浙江兴田电气有限公司 | Vacuum arc-extinguishing chamber |
| CN203707012U (en) * | 2014-03-03 | 2014-07-09 | 浙江谷元电力科技有限公司 | Arc extinguish chamber of vacuum circuit breaker |
| CN103943407A (en) * | 2014-04-29 | 2014-07-23 | 昆山达功电子有限公司 | Vacuum switch tube |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105590786A (en) * | 2016-03-23 | 2016-05-18 | 周晓默 | Novel arc extinguish chamber |
| WO2017161597A1 (en) * | 2016-03-23 | 2017-09-28 | 周晓默 | Novel arc extinguishing chamber |
| CN106571263A (en) * | 2016-10-21 | 2017-04-19 | 郑州大学 | Novel micron-order diamond particle fluid arc-extinguishing medium-based alternating-current circuit breaker |
| CN109830400A (en) * | 2019-04-01 | 2019-05-31 | 湖北大禹汉光真空电器有限公司 | A kind of vacuum interrupter with high-cooling property |
| CN109830400B (en) * | 2019-04-01 | 2024-02-23 | 湖北大禹汉光真空电器有限公司 | Vacuum arc-extinguishing chamber with high heat dissipation |
| CN112951645A (en) * | 2021-01-28 | 2021-06-11 | 中国人民解放军海军工程大学 | Inflatable direct current arc-extinguishing chamber |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104576177A (en) | High-voltage vacuum arc-extinguishing chamber with aerogel filled structure | |
| CN204946800U (en) | A kind of primary cut-out | |
| CN204375641U (en) | Vacuum interrupter | |
| CN102760607B (en) | Pressure-operated load switch for gas-insulated ring main unit | |
| CN103441026B (en) | Single-fracture can-type vacuum circuit breaker | |
| CN104465208A (en) | Vacuum arc-extinguishing chamber and method for vacuum circuit breaker | |
| CN104064398A (en) | Contact of vacuum arc extinguishing chamber | |
| CN205264598U (en) | Conducting rod of drive / stationary contact headstock and take vacuum interrupter of this conducting rod | |
| CN101989511A (en) | Load switch | |
| CN202917384U (en) | Novel cup-shaped longitudinal magnetic uniform type vacuum explosion chamber contact with iron core structure | |
| CN203895353U (en) | Three-station vacuum arc-extinguishing chamber with inserting type grounding station | |
| CN205303318U (en) | Vacuum interrupter of drop -out current ability reinforce | |
| CN205645670U (en) | Outdoor vacuum interrupter for load switch | |
| CN106558447B (en) | A kind of vacuum circuit breaker contact system | |
| CN203674069U (en) | Vacuum arc-extinguishing chamber with positioning function sealing ring | |
| CN205303321U (en) | Reduce vacuum interrupter of contact rigidity collision | |
| CN205104427U (en) | Vacuum circuit breaker contacts system | |
| CN201435343Y (en) | Shell of vacuum arc extinguish chamber | |
| CN205230937U (en) | Vacuum arc extinguishing chamber | |
| CN202159627U (en) | High-pressure vacuum arc-extinguishing chamber | |
| CN205303320U (en) | Prevent that inner wall is by vacuum interrupter of splash | |
| CN104576173A (en) | AC high voltage protective device with vacuum arc-extinguishing chamber and protection method | |
| CN204215990U (en) | A kind of cartridge fuse | |
| CN212934476U (en) | Guide sleeve for movable conducting rod of vacuum arc extinguish chamber | |
| CN201435344Y (en) | Novel ceramic shell of vacuum arc extinguish chamber |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20150429 |
|
| RJ01 | Rejection of invention patent application after publication |