CN107403706A - The 24KV vacuum high-pressure breakers of small modular spring operating mechanism - Google Patents
The 24KV vacuum high-pressure breakers of small modular spring operating mechanism Download PDFInfo
- Publication number
- CN107403706A CN107403706A CN201710678123.4A CN201710678123A CN107403706A CN 107403706 A CN107403706 A CN 107403706A CN 201710678123 A CN201710678123 A CN 201710678123A CN 107403706 A CN107403706 A CN 107403706A
- Authority
- CN
- China
- Prior art keywords
- operating mechanism
- energy storage
- spring operating
- small
- frame
- 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.)
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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
- H01H33/666—Operating arrangements
-
- 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
- H01H33/662—Housings or protective screens
- H01H33/66207—Specific housing details, e.g. sealing, soldering or brazing
-
- 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
-
- 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
- H01H33/662—Housings or protective screens
- H01H33/66207—Specific housing details, e.g. sealing, soldering or brazing
- H01H2033/66223—Details relating to the sealing of vacuum switch housings
Landscapes
- Driving Mechanisms And Operating Circuits Of Arc-Extinguishing High-Tension Switches (AREA)
- High-Tension Arc-Extinguishing Switches Without Spraying Means (AREA)
Abstract
A kind of 24KV vacuum high-pressure breakers of small modular spring operating mechanism are provided, with casing, box house is provided with pole and VSH small modular spring operating mechanisms, vacuum interrupter is provided with inside pole, vacuum interrupter bottom is provided with insulated tension pole, and the transmission main shaft in VSH small modular spring operating mechanisms is connected by connecting rod crank arm structure with insulated tension pole so that VSH small modulars spring operating mechanism driving insulated tension pole realizes the state of switch closing and switch opening with vacuum interrupter.VSH small modulars spring operating mechanism is used for 24KV vacuum high-pressure breakers by the present invention, original horizontal layout decentralized spring operating mechanism is replaced in the form of spring operating mechanism and vacuum interrupter are arranged up and down, the present invention takes small volume 60% than former mechanism, number of parts few 50%, overall weight is light by 30%, with long lifespan, freedom from repairs safeguard, be pollution-free, without explosion danger, the advantages such as noise is low, be adaptive to the harsher condition of work such as frequent operation.
Description
Technical field
The invention belongs to high-tension switch gear technical field, and in particular to a kind of 24KV of small modular spring operating mechanism
Vacuum high-pressure breaker.
Background technology
Primary cut-out is responsible for the weight of the protection such as the overloading of power equipment, short circuit and control in high-voltage power supply and distribution system
Appoint.Spring operating mechanism in existing 24KV high-pressure vacuum breakers is installed as horizontal layout decentralized, and its is complicated, and zero
Part is more, and duty volume is big, makes vacuum high-pressure breaker in light weight.It is therefore desirable to propose to improve.
The content of the invention
Present invention solves the technical problem that：A kind of 24KV vacuum high-pressures open circuit of small modular spring operating mechanism is provided
Device, VSH small modulars spring operating mechanism is applied in 24KV vacuum high-pressure breakers by the present invention, using spring actuator
The form that structure and vacuum interrupter are arranged up and down replaces original horizontal layout decentralized spring operating mechanism, and the present invention is than former mechanism
Small volume 60% is taken, number of parts few 50%, overall weight is light by 30%, there is long lifespan, freedom from repairs to safeguard, pollution-free, nothing
Explosion danger, the advantages such as noise is low, is adaptive to the harsher condition of work such as frequent operation.
The technical solution adopted by the present invention：The 24KV vacuum high-pressure breakers of small modular spring operating mechanism, have
Casing, the box house are provided with pole and VSH small modular spring operating mechanisms, are provided with inside the pole
Vacuum interrupter, the vacuum interrupter bottom are provided with insulated tension pole, the biography in the VSH small modulars spring operating mechanism
Dynamic main shaft is connected by connecting rod crank arm structure with insulated tension pole so that the driving insulation of VSH small modulars spring operating mechanism is drawn
Bar realizes the state of switch closing and switch opening with vacuum interrupter.
Wherein, the small modular spring operating mechanism includes frame, and the frame side is provided with manual energy storage handle,
The central rack is fixed with energy storage motor, and the frame of the energy storage motor bottom is provided with one-stage gear axle, the one-level tooth
The frame of wheel shaft bottom is provided with energy storage axle, and described one-stage gear axle one end is provided with drives rotate one by energy storage motor output shaft
Level gear, the energy storage axle are provided with the secondary gear engaged with the tooth of one-stage gear axle, and the frame side is provided with energy storage bullet
Spring, described energy storage axle one end are connected with energy-stored spring lower end and it can be driven flexible, and the frame is provided with gag lever post, the storage
Energy axle, which is provided with to be pushed with gag lever post, makes castle wheel briquetting of the secondary gear from energy storage axle clutch, and the energy storage axle is provided with convex
Wheel, the cam are provided with energy storage and keep pallet, and the frame is provided with the combined floodgate pallet for keeping pallet to be adapted to energy storage, described
Cam is provided with separating brake pallet, and the transmission main shaft is provided with main shaft connecting lever, and described main shaft connecting lever one end is provided with and separating brake pallet
The combined floodgate roller and separating brake roller of adaptation, the frame are provided with tripping spring, and the tripping spring upper end and main shaft connecting lever are another
One end connects；The upper rack is provided with making electromagnet and tripping electromagnet.
Further, the connecting rod crank arm structure includes connecting plate and is driven main connecting lever, described connecting plate one end and main shaft connecting lever
Rotation connection, the connecting plate other end are rotatablely connected with being driven main connecting lever one end, and the main connecting lever other end of the transmission is drawn with insulation
Bar lower end is rotatablely connected.
The present invention compared with prior art the advantages of：
1st, VSH small modulars spring operating mechanism is applied in 24KV vacuum high-pressure breakers in this programme, used
The form that spring operating mechanism and vacuum interrupter are arranged up and down replaces original horizontal layout decentralized spring operating mechanism, this hair
Bright to take small volume 60% than former mechanism, number of parts few 50%, overall weight is light by 30%, there is long lifespan, freedom from repairs to safeguard,
It is pollution-free, without explosion danger, the advantages such as noise is low, be adaptive to the harsher condition of work such as frequent operation；
2nd, transmission main shaft is using Integral three-phase structure is welded in this programme, so as to more ensure that the synchronism of three-phase,
Easily more succinct than former mechanism with closing in installation, maintenance is changed more convenient；
3rd, vacuum interrupter uses APG poured with epoxy resin to simplify three-phase major loop in pole in this programme
Complicated equipment adjustment link, reduce to damage to caused by vacuum interrupter in assembling process and use bolted on connection with each
Loosening, unique epoxy resin pole have anti-aging, high temperature resistance, low-temperature resistance and higher machinery caused by due to vibration
Intensity, it is entirely avoided the shortcomings that using arc extinguishing outdoor face sensitive for damages of the air as the vacuum circuit breaker of dielectric.
Brief description of the drawings
Fig. 1 is the structural front view of the present invention；
Fig. 2 is the structure right view of the present invention.
Embodiment
1-2 describes embodiments of the invention below in conjunction with the accompanying drawings.
The 24KV vacuum high-pressure breakers of small modular spring operating mechanism, as illustrated in fig. 1 and 2, there is casing 4, institute
State the inside of casing 4 and be provided with pole 2 and VSH small modulars spring operating mechanism 1, the inside of pole 2 is provided with true
Empty arc-chutes 3, the vacuum interrupter 3 in pole 2, simplify three-phase major loop complexity using APG poured with epoxy resin
Equipment adjustment link, reduce may be damaged in assembling process to caused by vacuum interrupter and it is each with bolted on connection due to
Vibration and caused by loosening, unique epoxy resin pole has anti-aging, high temperature resistance, low-temperature resistance and higher machinery strong
Degree, it is entirely avoided the shortcomings that using arc extinguishing outdoor face sensitive for damages of the air as the vacuum circuit breaker of dielectric.
The bottom of vacuum interrupter 3 is provided with insulated tension pole 5, the biography in the VSH small modulars spring operating mechanism 1
Dynamic main shaft 10 is connected by connecting rod crank arm structure with insulated tension pole 5 so that VSH small modulars spring operating mechanism 1 drives absolutely
Edge pull bar 5 realizes the state of switch closing and switch opening with vacuum interrupter 3.Wherein, the VSH small modulars spring operating mechanism 1
Including frame 28, the side of frame 28 is provided with manual energy storage handle 16, and the frame 28 is fixedly arranged in the middle of energy storage motor 26, institute
The frame 28 for stating the bottom of energy storage motor 26 is provided with one-stage gear axle 13, and the frame 28 of the bottom of one-stage gear axle 13 is provided with
Energy storage axle 17, described one end of one-stage gear axle 13 is provided with drives the one-stage gear 12 rotated, the storage by the output shaft of energy storage motor 1
Energy axle 17 is provided with the secondary gear 14 engaged with the tooth of one-stage gear axle 13, and the side of frame 28 is provided with energy-stored spring 11,
Described one end of energy storage axle 17 is connected with the lower end of energy-stored spring 11 and it can be driven flexible, and the frame 28 is provided with gag lever post 20,
The energy storage axle 17 is provided with the castle wheel briquetting for being pushed with gag lever post 20 and making secondary gear 14 from the clutch of energy storage axle 17, the storage
Energy axle 17 is provided with cam 15, and the cam 15 is provided with energy storage and keeps pallet 21, and the frame 28 is provided with and energy storage is kept
The combined floodgate pallet 22 that pallet 21 is adapted to, the cam 15 are provided with separating brake pallet 24, and the transmission main shaft 10 turns provided with main shaft
Arm 8, described one end of main shaft connecting lever 8 are provided with the combined floodgate roller 23 and separating brake roller 25 being adapted to separating brake pallet 24, the frame 28
Tripping spring 6 is provided with, the upper end of tripping spring 6 is connected with the other end of main shaft connecting lever 8；The top of frame 28, which is provided with, closes a floodgate
Electromagnet 18 and tripping electromagnet 19.Wherein, the connecting rod crank arm structure includes connecting plate 9 and is driven main connecting lever 7, the connecting plate 9
One end is rotatablely connected with main shaft connecting lever 8, and the other end of connecting plate 9 is rotatablely connected with being driven main one end of connecting lever 7, and the transmission master turns
The other end of arm 7 is rotatablely connected with the lower end of insulated tension pole 5.Preferably, the transmission main shaft 10 uses welding Integral three-phase structure,
So as to more ensure that the synchronism of three-phase, easily more succinct than former mechanism with closing in installation, maintenance is changed more convenient.
During present invention work, energy storage action：This breaker has manual energy storage and electric energy-stored two ways, when energy storage electricity
After machine 26 is powered or after pulling manual energy storage handle 16, one-stage gear 12 is driven to rotate clockwise, one-stage gear 12 passes through one-level
Gear shaft 11 drives secondary gear 14 to rotate counterclockwise, so that energy storage axle 17 rotates counterclockwise and pulls energy-stored spring 11 to store up
Can, when reaching energy storage position, gag lever post 20 depresses the winding pinion briquetting of energy storage axle 17, makes secondary gear 14 de- with energy storage axle 17
Open, energy storage keeps pallet 21 to withstand combined floodgate pallet 22, and now breaker is in combined floodgate SBR.Feed motion：Combined floodgate electromagnetism
When the hot-wire coil dynamic iron core adhesive of iron 18 or pressure 18 dynamic iron core of making electromagnet, motion is kept combined floodgate pallet 22 with energy storage upwards
Pallet 21 disengages, while energy-stored spring 11 shrinks and drives the cam 15 in energy storage axle 17 to rotate counterclockwise, and cam 15 turns counterclockwise
The dynamic combined floodgate roller 23 depressed simultaneously on main shaft connecting lever 8, makes transmission main shaft 10 rotate counterclockwise about 38 degree, now connecting plate 9 is depressed
It is driven main connecting lever 7 and rotates about 10 degree of drive insulated tension poles 5 motion about 14mm upwards.Insulated tension pole 5 and vacuum interrupter 3 weight directly to
Reach closing position after upper motion, separating brake pallet 24 is withstood with separating brake roller 23 during this position, the touch spring in insulated tension pole 5
27 are compressed about 3.5mm or so, and tripping spring 6 is elongated 20mm, and now breaker is in separating brake SBR.
VSH small modulars spring operating mechanism 1 is applied in 24KV vacuum high-pressure breakers by the present invention, using spring
The form that operating mechanism and vacuum interrupter are arranged up and down replaces original horizontal layout decentralized spring operating mechanism, than former mechanism
Small volume 60% is taken, number of parts few 50%, overall weight is light by 30%, there is long lifespan, freedom from repairs to safeguard, pollution-free, nothing
Explosion danger, the advantages such as noise is low, is adaptive to the harsher condition of work such as frequent operation；
Above-described embodiment, simply presently preferred embodiments of the present invention, is not used for limiting the scope of the present invention, therefore all with this
The equivalence changes that content described in invention claim is done, it all should be included within scope of the invention as claimed.
Claims (5)
1. the 24KV vacuum high-pressure breakers of small modular spring operating mechanism, there is casing (4), it is characterised in that：It is described
Pole (2) and VSH small modulars spring operating mechanism (1) are provided with inside casing (4), the pole (2) is internal
Provided with vacuum interrupter (3), vacuum interrupter (3) bottom is provided with insulated tension pole (5), the VSH small modulars spring
Transmission main shaft (10) in operating mechanism (1) is connected so that VSH small modules by connecting rod crank arm structure with insulated tension pole (5)
Change the state that spring operating mechanism (1) driving insulated tension pole (5) realizes switch closing and switch opening with vacuum interrupter (3).
2. the 24KV vacuum high-pressure breakers of small modular spring operating mechanism according to claim 1, its feature exist
In：The VSH small modulars spring operating mechanism (1) includes frame (28), and frame (28) side is provided with manual energy storage
Handle (16), the frame (28) are fixedly arranged in the middle of energy storage motor (26), in the frame (28) of energy storage motor (26) bottom
Provided with one-stage gear axle (13), the frame (28) of one-stage gear axle (13) bottom is provided with energy storage axle (17), the one-level
Gear shaft (13) one end is provided with drives the one-stage gear (12) rotated by energy storage motor (26) output shaft, on the energy storage axle (17)
The secondary gear (14) engaged provided with the tooth with one-stage gear axle (13), frame (28) side are provided with energy-stored spring (11),
Described energy storage axle (17) one end is connected with energy-stored spring (11) lower end and it can be driven flexible, and the frame (28) is provided with spacing
Bar (20), the energy storage axle (17) be provided with pushed with gag lever post (20) make secondary gear (14) from energy storage axle (17) clutch from
Wheel briquetting is closed, the energy storage axle (17) is provided with cam (15), and the cam (15) is provided with energy storage and keeps pallet (21), described
Frame (28) is provided with the combined floodgate pallet (22) for keeping pallet (21) to be adapted to energy storage, and the cam (15) is provided with separating brake pallet
(24), the transmission main shaft (10) is provided with main shaft connecting lever (8), and described main shaft connecting lever (8) one end is provided with and separating brake pallet (24)
The combined floodgate roller (23) and separating brake roller (25) of adaptation, the frame (28) are provided with tripping spring (6), the tripping spring
(6) upper end is connected with main shaft connecting lever (8) other end；Frame (28) top is provided with making electromagnet (18) and tripping electromagnet
(19)。
3. the 24KV vacuum high-pressure breakers of small modular spring operating mechanism according to claim 2, its feature exist
In：The connecting rod crank arm structure includes connecting plate (9) and the main connecting lever (7) of transmission, and described connecting plate (9) one end turns with main shaft connecting lever (8)
Dynamic connection, connecting plate (9) other end are rotatablely connected with being driven main connecting lever (7) one end, main connecting lever (7) other end of the transmission with
Insulated tension pole (5) lower end is rotatablely connected.
4. the 24KV vacuum high-pressure breakers of the small modular spring operating mechanism according to claim 1,2 or 3, it is special
Sign is：The transmission main shaft (10) is using welding Integral three-phase structure.
5. the 24KV vacuum high-pressure breakers of small modular spring operating mechanism according to claim 4, its feature exist
In：The vacuum interrupter (3) is using APG poured with epoxy resin in pole (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710678123.4A CN107403706B (en) | 2017-08-10 | 2017-08-10 | 24KV vacuum high-voltage circuit breaker of small-sized modularized spring operating mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710678123.4A CN107403706B (en) | 2017-08-10 | 2017-08-10 | 24KV vacuum high-voltage circuit breaker of small-sized modularized spring operating mechanism |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107403706A true CN107403706A (en) | 2017-11-28 |
| CN107403706B CN107403706B (en) | 2019-12-06 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710678123.4A Active CN107403706B (en) | 2017-08-10 | 2017-08-10 | 24KV vacuum high-voltage circuit breaker of small-sized modularized spring operating mechanism |
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| Country | Link |
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| CN (1) | CN107403706B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108172456A (en) * | 2018-02-22 | 2018-06-15 | 江苏森源电气股份有限公司 | High-voltage generator vacuum circuit breaker |
| CN111653450A (en) * | 2019-03-04 | 2020-09-11 | 胡春生 | Magnetic latching operation mechanism for gas insulated circuit breaker cabinet |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201956268U (en) * | 2011-03-29 | 2011-08-31 | 贵州长征电器成套有限公司 | Indoor solid-sealed type high-voltage vacuum circuit breaker |
| CN105374621A (en) * | 2015-12-03 | 2016-03-02 | 陕西龙翔电器有限公司 | Modularization spring operating mechanism for high voltage vacuum circuit breaker |
| CN205609436U (en) * | 2016-05-13 | 2016-09-28 | 浙江宏伟电网科技股份有限公司 | Solid -sealed vacuum circuit breaker |
| CN206992007U (en) * | 2017-07-28 | 2018-02-09 | 陕西华电电气有限公司 | 35KV vacuum high-pressure breakers with VSH small modular spring operating mechanisms |
-
2017
- 2017-08-10 CN CN201710678123.4A patent/CN107403706B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201956268U (en) * | 2011-03-29 | 2011-08-31 | 贵州长征电器成套有限公司 | Indoor solid-sealed type high-voltage vacuum circuit breaker |
| CN105374621A (en) * | 2015-12-03 | 2016-03-02 | 陕西龙翔电器有限公司 | Modularization spring operating mechanism for high voltage vacuum circuit breaker |
| CN205609436U (en) * | 2016-05-13 | 2016-09-28 | 浙江宏伟电网科技股份有限公司 | Solid -sealed vacuum circuit breaker |
| CN206992007U (en) * | 2017-07-28 | 2018-02-09 | 陕西华电电气有限公司 | 35KV vacuum high-pressure breakers with VSH small modular spring operating mechanisms |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108172456A (en) * | 2018-02-22 | 2018-06-15 | 江苏森源电气股份有限公司 | High-voltage generator vacuum circuit breaker |
| CN111653450A (en) * | 2019-03-04 | 2020-09-11 | 胡春生 | Magnetic latching operation mechanism for gas insulated circuit breaker cabinet |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107403706B (en) | 2019-12-06 |
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Effective date of registration: 20191113 Address after: 215000 No.138, East Street, Huangqiao street, Xiangcheng District, Suzhou City, Jiangsu Province Applicant after: Suzhou Xiangcheng District Huangqiao Industrial Park Economic Development Co., Ltd Address before: 721000, No. 1, No. 73, cold spring village, Ma Ying Town, Weibin District, Baoji, Shaanxi Applicant before: Wang Hongdan |
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