CN206003692U - AC high voltage vacuum breaker - Google Patents
AC high voltage vacuum breaker Download PDFInfo
- Publication number
- CN206003692U CN206003692U CN201621061819.XU CN201621061819U CN206003692U CN 206003692 U CN206003692 U CN 206003692U CN 201621061819 U CN201621061819 U CN 201621061819U CN 206003692 U CN206003692 U CN 206003692U
- Authority
- CN
- China
- Prior art keywords
- caisson
- coil
- electromagnetic
- disc spring
- drive mechanism
- 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.)
- Active
Links
Abstract
A kind of AC high voltage vacuum breaker, the electromagnetic drive mechanism including caisson, being arranged in caisson and the insulated column being arranged at caisson upper end, it is provided with arc-chutes in described insulated column, and arc extinguishing interior is provided with static contact, described electromagnetic drive mechanism is connected with insulated column by drive mechanism, described electromagnetic drive mechanism comprises electromagnetic mechanism, buffer gear and disc spring maintaining body, the lower end of described electromagnetic mechanism connects disc spring maintaining body, the upper end of electromagnetic mechanism connects buffer gear, and the top of buffer gear is connected through caisson with drive mechanism；Thus, this utility model adopts electromagnetic mechanism as drive system, and action is fast, stable, reliable；It is provided with buffer gear, absorbs the huge kinetic energy of dynamic and static contact combined floodgate luck dynamic component, therefore inhibit closing rebound phenomenon it is achieved that steady close a floodgate.
Description
Technical field
This utility model is related to the technical field of High-Voltage Electrical Appliances, more particularly, to a kind of AC high voltage vacuum breaker.
Background technology
With the continuous development of national economy, electric network composition and part throttle characteristics are increasingly complicated, are connected to being permitted of power system
Multisensibility electric load, is highly prone to the impact from power system short time disturbance, and such as Voltage Drop and voltage jumps phenomenon, because
And strict requirements further are proposed to the quality of power supply and operational reliability.Therefore, for protecting the essential industry load of sensitivity
And the quality of power supply of raising power system, need protectiveness device primary cut-out to have the splitting or integrating lock characteristic of very high speed,
The i.e. very short splitting or integrating lock time.
Existing outdoor AC high-voltage vacuum circuit breaker is primarily adapted for use in exchange 50Hz, 40.5kV power system, as
Division load current, overcurrent and short circuit current are used, and it can be not only used for power plant, transformer station, power equipment and electric power
The control of circuit and protection are it can also be used to the place of frequent operation；It is not only applicable to the construction of new electric substation, and is also suitable
Reforming without oil in old electric substation is used.However, because the structure design of existing outdoor AC vacuum circuit breaker is not closed
Reason, thus there is the defect that maintenance is not convenient, mechanical property parameter is unstable in this outdoor AC vacuum circuit breaker.
For this reason, designer of the present utility model is in view of drawbacks described above, by concentrating on studies and designing, comprehensively for many years for a long time
It is engaged in experience and the achievement of related industry, research design goes out a kind of AC high voltage vacuum breaker, to overcome drawbacks described above.
Utility model content
The purpose of this utility model is to provide a kind of AC high voltage vacuum breaker, and its structure is simple, easy to operate, inspection
Repair convenient, stable performance.
For solving the above problems, the utility model discloses a kind of AC high voltage vacuum breaker, including caisson, setting
Electromagnetic drive mechanism in caisson and the insulated column being arranged at caisson upper end, are provided with arc-chutes in described insulated column,
And arc extinguishing interior is provided with static contact, described electromagnetic drive mechanism is connected with insulated column by drive mechanism；It is characterized in that：
Described electromagnetic drive mechanism comprises electromagnetic mechanism, buffer gear and disc spring maintaining body, under described electromagnetic mechanism
End connects disc spring maintaining body, and the upper end of electromagnetic mechanism connects buffer gear, and the top of buffer gear passes through caisson and transmission
Mechanism connects, and described electromagnetic mechanism includes first coil and the second coil, leaves a gap between first coil and the second coil,
And be separately fixed on a upper supporting plate and lower carrier plate, two support plates are insulant and make, and are attached by multiple bolts,
It is provided with a push-plate in the gap of first coil and the second coil, the fixation of push-plate center is worn and connect a push rod, and the two ends of push rod are divided
Not Chuan Guo first coil and the second coil center.
Wherein：Described disc spring maintaining body is fixedly connected with the push rod of electromagnetic mechanism by a keeps in bar, described keeps in bar
Slidably wear a radial direction limiting plate, the periphery fixation of described radial direction limiting plate wears multiple stay bolts；In keeps in bar also
Be fixedly installed multiple blocks, on each block top set a piece of disc spring, multi-disc disc spring along keeps in bar upper and lower centripetal setting and
A precompression is all applied, the fixation of disc spring periphery is located on stay bolt when initial, lower of the upper end of each stay bolt and electromagnetic mechanism
Plate is fixedly connected integral, and lower end is fixedly connected with caisson.
Wherein：Described buffer gear includes a upper frame and a underframe, is fixedly connected between upper frame and underframe
One spring, fixes screw rod at the top of upper frame, and upper screw rod passes caisson and is fixedly connected moving contact in vacuum interrupter,
Wear screw rod in the bottom of underframe, lower screw rod is fixedly connected the push rod in electromagnetic mechanism.
By said structure, AC high voltage vacuum breaker of the present utility model has the effect that：
1st, adopt novel electromagnetic mechanism as drive system, action is fast, stable, reliable；
2nd, it is provided with buffer gear, absorb the huge kinetic energy of dynamic and static contact combined floodgate luck dynamic component, therefore inhibit conjunction
Lock bounce is it is achieved that steady close a floodgate.
Detailed content of the present utility model can be obtained by explanation described later and institute's accompanying drawing.
Brief description
Fig. 1 shows the structural representation of AC high voltage vacuum breaker of the present utility model.
Fig. 2 shows the structural representation of electromagnetic drive mechanism in this utility model.
Fig. 3 shows the structural representation of buffer gear in this utility model.
Specific embodiment
Referring to Fig. 1 to Fig. 3 it is shown that AC high voltage vacuum breaker of the present utility model.
Described AC high voltage vacuum breaker includes caisson 10, the electromagnetic drive mechanism being arranged in caisson 10, sets
It is placed in the insulated column 11 of caisson 10 upper end, be provided with arc-chutes in described insulated column 11, and arc extinguishing interior is provided with static contact, institute
State electromagnetic drive mechanism to be connected with insulated column 11 by drive mechanism 12.
Described arc-chutes can use the epoxy glue being mixed with firming agent major loop electrical equipment to be carried out insulated enclosure, in arc-chutes
Internal upper part is provided with static contact, and bottom is provided with moving contact, closes a floodgate as moving contact and static contact contact condition, and gate-dividing state is
Contact and static contact are to disconnect, and keep certain distance of separation.
Referring to Fig. 2, described electromagnetic drive mechanism can comprise electromagnetic mechanism 3, buffer gear 5 and disc spring maintaining body 4, described
The lower end of electromagnetic mechanism 3 connects disc spring maintaining body 4, and the upper end of electromagnetic mechanism 3 connects buffer gear 5, the top of buffer gear 5
It is connected through caisson 10 with drive mechanism 12.
Described electromagnetic mechanism 3 includes first coil and the second coil, leaves a gap between first coil and the second coil,
And be separately fixed on a upper supporting plate and lower carrier plate, two support plates are insulant and make, and are attached by multiple bolts.
It is provided with a push-plate in the gap of first coil and the second coil, the fixation of push-plate center is worn and connect a push rod 37, the two ends of push rod
It is each passed through first coil and the center of the second coil.
Wherein, the upper end of described push rod also can be provided with a sensor dark slide and a photoelectric sensor, when push rod is transported up and down
When dynamic, dark slide can make photoelectric sensor shading or enter light.When dark slide blocks photoelectric sensor, photoelectric sensor will be anti-
Feedback closing position signal, conversely, open position signal will be fed back.
Described disc spring maintaining body 4 is fixedly connected with the push rod of electromagnetic mechanism 3 by a keeps in bar 41, described keeps in bar 41
Slidably wear a radial direction limiting plate 42, radial direction limiting plate 42 has guiding and radial direction position-limiting action, limiting plate to keeps in bar 41
42 periphery fixation wears multiple stay bolts 43；Multiple blocks 44 are further fixedly arranged on keeps in bar 41, on each block 44
Can push up and set a piece of disc spring 45, multi-disc disc spring 45 is along the upper and lower centripetal setting of keeps in bar 41, and all applies a precompressed when initial
Power, the fixation of disc spring 45 periphery is located on stay bolt 43, and the upper end of each stay bolt 43 is fixedly connected with the lower carrier plate of electromagnetic mechanism 3
Integral, lower end is fixedly connected with caisson 10 again.
Referring to Fig. 3, described buffer gear 5 includes a upper frame 51 and a underframe 52, in upper frame 51 and underframe 52
Between be fixedly connected a spring 53, fix screw rod 54 at the top of upper frame 51, it is fixing that upper screw rod 54 passes caisson 10
Connect drive mechanism 12.Wear screw rod 55 in the bottom of underframe 52, lower screw rod 55 is fixedly connected pushing away in electromagnetic mechanism 3
Bar 37.The lower end of one buffer oil cylinder 56 is sitting on lower screw rod 55 and is threadably secured through spring 53 and is connected to underframe
On 52.The upper end of buffer oil cylinder 56 passes through upper frame 51, connects positioning by a nut 57.One limiting plate 58 passes through one and hangs
Device 59 hangs the top being located at buffer oil cylinder 56, and erecting by overhang 59 is rigid hanger, is fixed on caisson 10, works as upper frame
During 51 upper and lower motion, erecting by overhang 59 does not affect its motion.This structure before assembly, first adjusting nut 57, apply one to spring 53
Precompression, the piston rod 510 in buffer oil cylinder 56 is complete release or half depressurization phase, then refills and is fitted on caisson 10
In.
Thus, the utility model has the advantage of：
1st, adopt novel electromagnetic mechanism as drive system, action is fast, stable, reliable；
2nd, it is provided with buffer gear, absorb the huge kinetic energy of dynamic and static contact combined floodgate luck dynamic component, therefore inhibit conjunction
Lock bounce is it is achieved that steady close a floodgate.
It is readily apparent that above description and record are only to illustrate rather than in order to limit disclosure of the present utility model
Content, application or use.Although having described and be described in the drawings embodiment, this utility model in an embodiment
Do not limit by accompanying drawing example and be described as in an embodiment it is now recognized that optimal mode to implement religion of the present utility model
The specific examples led, scope of the present utility model will include falling into any enforcement of description and appended claims above
Example.
Claims (3)
1. a kind of AC high voltage vacuum breaker, the electromagnetic drive mechanism including caisson, being arranged in caisson and being arranged at
The insulated column of caisson upper end, is provided with arc-chutes in described insulated column, and arc extinguishing interior is provided with static contact, and described electromagnetism drives
Motivation structure is connected with insulated column by drive mechanism；It is characterized in that：
Described electromagnetic drive mechanism comprises electromagnetic mechanism, buffer gear and disc spring maintaining body, and the lower end of described electromagnetic mechanism is even
Connect disc spring maintaining body, the upper end of electromagnetic mechanism connects buffer gear, and the top of buffer gear passes through caisson and drive mechanism
Connect, described electromagnetic mechanism includes first coil and the second coil, leaves a gap between first coil and the second coil, and point
It is not fixed on a upper supporting plate and lower carrier plate, two support plates are insulant and make, and is attached by multiple bolts,
It is provided with a push-plate, the fixation of push-plate center is worn and connect a push rod, and the two ends of push rod are worn respectively in the gap of one coil and the second coil
Cross first coil and the center of the second coil.
2. AC high voltage vacuum breaker as claimed in claim 1 it is characterised in that：Described disc spring maintaining body passes through one to be protected
Hold bar to be fixedly connected with the push rod of electromagnetic mechanism, described keeps in bar slidably wears a radial direction limiting plate, described radial direction is spacing
The periphery fixation of plate wears multiple stay bolts；Multiple blocks are further fixedly arranged on keeps in bar, on each block, top sets one
Piece disc spring, multi-disc disc spring along keeps in bar upper and lower centripetal arrange and all apply when initial a precompression, the fixation of disc spring periphery is located in
On stay bolt, the upper end of each stay bolt is fixedly connected integral with the lower carrier plate of electromagnetic mechanism, and lower end is fixedly connected with caisson.
3. AC high voltage vacuum breaker as claimed in claim 1 it is characterised in that：Described buffer gear includes a upper frame
With a underframe, it is fixedly connected a spring between upper frame and underframe, fix screw rod on, upper spiral shell at the top of upper frame
Bar passes caisson and is fixedly connected moving contact in vacuum interrupter, wears screw rod in the bottom of underframe, and lower screw rod is fixed
Connect the push rod in electromagnetic mechanism.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621061819.XU CN206003692U (en) | 2016-09-19 | 2016-09-19 | AC high voltage vacuum breaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621061819.XU CN206003692U (en) | 2016-09-19 | 2016-09-19 | AC high voltage vacuum breaker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206003692U true CN206003692U (en) | 2017-03-08 |
Family
ID=58193264
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621061819.XU Active CN206003692U (en) | 2016-09-19 | 2016-09-19 | AC high voltage vacuum breaker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206003692U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111952122A (en) * | 2020-06-29 | 2020-11-17 | 深圳微羽智能科技有限公司 | Novel circuit breaker |
| CN112700985A (en) * | 2020-12-14 | 2021-04-23 | 河南平高电气股份有限公司 | Connecting seat and disc spring hydraulic mechanism using same |
| CN112700985B (en) * | 2020-12-14 | 2024-05-14 | 河南平高电气股份有限公司 | Connecting seat and disc spring hydraulic mechanism using same |
-
2016
- 2016-09-19 CN CN201621061819.XU patent/CN206003692U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111952122A (en) * | 2020-06-29 | 2020-11-17 | 深圳微羽智能科技有限公司 | Novel circuit breaker |
| CN112700985A (en) * | 2020-12-14 | 2021-04-23 | 河南平高电气股份有限公司 | Connecting seat and disc spring hydraulic mechanism using same |
| CN112700985B (en) * | 2020-12-14 | 2024-05-14 | 河南平高电气股份有限公司 | Connecting seat and disc spring hydraulic mechanism using same |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN204303700U (en) | A kind of quick isolation switch device of high voltage DC breaker | |
| CN206003692U (en) | AC high voltage vacuum breaker | |
| CN107834379A (en) | A kind of intermediate switchgear cabinet | |
| CN202172041U (en) | High voltage permanent magnet vacuum circuit breaker on outdoor post | |
| CN201741623U (en) | Outdoor high-voltage intelligent permanent magnetic vacuum switch | |
| CN206685298U (en) | A kind of earthing for having making capability | |
| CN203165780U (en) | Rotary type indoor high voltage disconnecting switch | |
| CN104143451B (en) | High-speed earthing switch and earthing switch assembly unit with same | |
| CN104143465B (en) | The earthed switch assembly unit of high-speed grounding switch and its composition | |
| CN203134691U (en) | Three position breaker operation mechanism | |
| CN102412102A (en) | Permanent magnet over-current opening device of outdoor high-voltage circuit breaker | |
| CN203055767U (en) | Ring main unit directly-operated type vacuum switchgear | |
| CN203232840U (en) | Tri-station load switch | |
| CN206602306U (en) | A kind of link for alternating-current high-voltage isolation switch | |
| CN203134598U (en) | Three position load switch operation mechanism | |
| CN214478843U (en) | Low-voltage switch cabinet with good anti-seismic performance | |
| CN109274007B (en) | Protective device for switch cabinet | |
| CN220731314U (en) | Neutral point grounding protection device of shock-absorbing transformer | |
| CN203659761U (en) | Circuit breaker | |
| CN204117889U (en) | A kind of switch cubicle circuit breaker interlocking device | |
| CN214099488U (en) | Self-driven vacuum double-arc-extinguishing-chamber cut-off circuit breaker | |
| CN220605349U (en) | Shock-absorbing structure of transformer substation | |
| CN217642705U (en) | Be used for living paper tinsel system to shake electric protection device | |
| CN202134393U (en) | Outdoor current transformer | |
| CN202678794U (en) | A functional combined box-type transformer station used for wind power generation in high-altitude area and hot-humid area |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |