CN106206109A - A kind of electric power switch unit - Google Patents
A kind of electric power switch unit Download PDFInfo
- Publication number
- CN106206109A CN106206109A CN201610577907.3A CN201610577907A CN106206109A CN 106206109 A CN106206109 A CN 106206109A CN 201610577907 A CN201610577907 A CN 201610577907A CN 106206109 A CN106206109 A CN 106206109A
- Authority
- CN
- China
- Prior art keywords
- power switch
- shell body
- moving contact
- electric power
- switch unit
- 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.)
- Granted
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H3/00—Mechanisms for operating contacts
- H01H3/32—Driving mechanisms, i.e. for transmitting driving force to the contacts
- H01H3/42—Driving mechanisms, i.e. for transmitting driving force to the contacts using cam or eccentric
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H3/00—Mechanisms for operating contacts
- H01H3/22—Power arrangements internal to the switch for operating the driving mechanism
- H01H3/24—Power arrangements internal to the switch for operating the driving mechanism using pneumatic or hydraulic actuator
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H3/00—Mechanisms for operating contacts
- H01H3/32—Driving mechanisms, i.e. for transmitting driving force to the contacts
- H01H3/40—Driving mechanisms, i.e. for transmitting driving force to the contacts using friction, toothed, or screw-and-nut gearing
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H9/00—Details of switching devices, not covered by groups H01H1/00 - H01H7/00
- H01H9/30—Means for extinguishing or preventing arc between current-carrying parts
- H01H9/34—Stationary parts for restricting or subdividing the arc, e.g. barrier plate
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H9/00—Details of switching devices, not covered by groups H01H1/00 - H01H7/00
- H01H9/52—Cooling of switch parts
Landscapes
- Arc-Extinguishing Devices That Are Switches (AREA)
- Mechanisms For Operating Contacts (AREA)
Abstract
The invention discloses a kind of electric power switch unit, it includes that cover plate, shell body, static contact, moving contact and moving contact drive assembly, cover plate lid is located on shell body, coaxial static contact and moving contact it is provided with in shell body, moving contact is driven Component driver to connect by moving contact, to realize the connection with static contact and disconnection, moving contact drives assembly to use actuated by cams.The present invention drives moving contact by using cam, the service life of power switch can be improved, prevent spring from using the fatigue damage causing spring for a long time, improve the reliability of power switch, ensure that the running status of power switch, it is provided with cylinder and intervalometer, automatically controlling of power switch can be realized, and achieve timing controlled, in addition, arc extinguishing grid pieces can reduce the impact of internal arc, heat within power switch and dampness can be effectively adjusted by radiator fan, ensure that the running environment of power switch, further increase its service life.
Description
Technical field
The present invention relates to a kind of electric power switch unit, belong to electrical equipment technical field.
Background technology
Power switch refers to work in generating, transmission of electricity, distribution and with the various high power switch electrical equipment of electric unit, and they are right
The operation of power system plays a part to control and protection.Along with modern power electronics technology, sensing technology, microelectronic component,
Material science and the development of superconductor technology, the concept of high-low pressure power switchgear is evolving and expands, it will go out
Existing more novel complexes or current limliting facility, to adapt to modernize the operation needs of electrical network.
Current power switch generally relies on spring force and realizes folding and the cut out of switch, due to easy in power switch
Occur electric arc, electric arc has certain corrosiveness, easily causes spring breaking down spring, and, spring after long-term use,
Fatigue the most easily occurs, causes power switch to open and close and lost efficacy, affect the safe handling of electric power, be unfavorable for the use of power switch
The raising in life-span.
Summary of the invention
The present invention is directed to existing technical problem, it is provided that a kind of electric power switch unit, it is therefore an objective to improve making of power switch
With the life-span, improve the reliability of power switch, intend to solve the problem that prior art exists.
For achieving the above object, the present invention provides following technical scheme: a kind of electric power switch unit, and it includes cover plate, outer
Housing, static contact, moving contact and moving contact drive assembly, it is characterised in that described cover plate lid is located on described shell body, institute
Being provided with coaxial static contact and moving contact in stating shell body, described moving contact is driven Component driver to connect by described moving contact,
To realize the connection with described static contact and disconnection.
Further, as preferably, described moving contact drives assembly to be actuated by cams assembly, and it includes bracer, an anti-rotation
Slide block, fixed installation plate, bearing block, bearing, drive shaft, cam path and cam, wherein, described bracer is fixedly installed on described
Inside shell body, described bearing block uses described fixed installation plate to be fixedly installed on the outside of described shell body, described bearing block
Interior have described cam by the rotating installation settings of bearing, and the sidewall of described cam is provided with cam path, described drive shaft
It is located in described cam path, described moving contact is provided with movable feeler lever, along being radially arranged drive hole on described movable feeler lever,
Described drive shaft is arranged through described drive hole, in order to is realized the movement of described drive shaft by the rotation of cam, and then drives
Described movable feeler lever moves axially, and described movable feeler lever is slidably arranged through described bracer, and described bracer is provided with cunning
Groove, described movable feeler lever is fixedly installed anti-rotation slide block, and described anti-rotation slide block slides axially in described chute, in order to anti-
Only during described actuated by cams, rotating occurs in described movable feeler lever.
Further, as preferably, also including gear, tooth bar and driving cylinder, described gear is fixedly installed on described cam
On, described shell body is additionally provided with described tooth bar, described tooth bar and described meshed transmission gear, the end of described tooth bar and institute
State driving cylinder to connect.
Further, as preferably, also including intervalometer and electromagnetic valve, described intervalometer is connected with described electromagnetic valve, described
Electromagnetic valve is connected with described driving cylinder, by described intervalometer, described cylinder is timed control, in order to timing controlled is opened
Close.
Further, as preferably, the arc extinguishing grid pieces that multiple length differs in described shell body, it is provided with.
Further, as preferably, in described shell body, it is additionally provided with radiator fan, near the shell body of described radiator fan
On be provided with louvre.
Further, as preferably, in described shell body, it is provided with insulating resin layer.
Further, as preferably, described moving contact drives the outside of assembly to be provided with sealing lid.
Further, as preferably, temperature sensor and humidity sensor, described temperature sensing in described shell body, it are provided with
Device, humidity sensor are all connected with described radiator fan, in order to control described heat radiation according to the temperature and humidity in shell body
The action of fan compared with prior art, the invention has the beneficial effects as follows:
The present invention, by using cam to drive moving contact, can improve the service life of power switch, prevent spring long-time
Use the fatigue damage causing spring, improve the reliability of power switch, it is ensured that the running status of power switch, meanwhile,
It is provided with cylinder and intervalometer, it is possible to achieve automatically controlling of power switch, and achieves timing controlled, additionally, arc extinguishing grid pieces
Can reduce the impact of internal arc, the heat within power switch and dampness can effectively be adjusted by radiator fan
Joint, it is ensured that the running environment of power switch, further increases its service life.
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of electric power switch unit of the present invention；
Wherein, 1, cover plate, 2, shell body, 3, arc extinguishing grid pieces, 4, static contact, 5, moving contact, 6, radiator fan, 7, insulating resin
Layer, 8, bracer, 9, anti-rotation slide block, 10, fixed installation plate, 11, bearing block, 12, bearing, 13, cam path, 14, cam,
15, gear, 16, seal lid, 17, drive shaft, 18, tooth bar.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Describe, it is clear that described embodiment is only a part of embodiment of the present invention rather than whole embodiments wholely.Based on
Embodiment in the present invention, it is every other that those of ordinary skill in the art are obtained under not making creative work premise
Embodiment, broadly falls into the scope of protection of the invention.
Referring to Fig. 1, the present invention provides a kind of technical scheme: a kind of electric power switch unit, it includes cover plate 1, shell body
2, static contact 4, moving contact 5 and moving contact drive assembly, it is characterised in that described cover plate 1 lid is located on described shell body 2,
Being provided with coaxial static contact 4 and moving contact 5 in described shell body 2, described moving contact 5 is driven Component driver by described moving contact
Connect, in order to realize the connection with described static contact and disconnection.
In the present embodiment, described moving contact drives assembly to be actuated by cams assembly, and it includes that a bracer 8, anti-rotation are sliding
Block 9, fixed installation plate 10, bearing block 11, bearing 12, drive shaft 17, cam path 13 and cam 14, wherein, described bracer 8 is solid
Surely being arranged on inside described shell body 2, described bearing block 11 uses described fixed installation plate 10 to be fixedly installed on described shell body 2
Outside, have described cam 14, the sidewall of described cam 14 by the rotating installation settings of bearing 12 in described bearing block 11
On be provided with cam path 13, described drive shaft 17 is located in described cam path 13, and described moving contact 5 is provided with movable feeler lever,
Along being radially arranged drive hole on described movable feeler lever, described drive shaft 17 is arranged through described drive hole, in order to pass through cam
Rotation realize the movement of described drive shaft, and then drive described movable feeler lever to move axially, described movable feeler lever passes described support
Block is slidably arranged, and described bracer 8 is provided with chute, and described movable feeler lever is fixedly installed anti-rotation slide block 9, described
Anti-rotation slide block 9 slides axially in described chute, in order to during preventing described actuated by cams, rotating occurs in described movable feeler lever.
In the present embodiment, present invention additionally comprises gear 15, tooth bar 18 and drive cylinder, described gear is fixedly installed on institute
State on cam, described shell body is additionally provided with described tooth bar 18, described tooth bar 18 and described meshed transmission gear, described tooth bar
End be connected with described driving cylinder.
Present invention additionally comprises intervalometer and electromagnetic valve, described intervalometer is connected with described electromagnetic valve, described electromagnetic valve and institute
State driving cylinder to connect, by described intervalometer, described cylinder is timed control, in order to timing control switch.
In order to reduce the damage of the electric arc of inside, in described shell body, it is provided with the arc extinguishing grid pieces 3 that multiple length differs.For
The heat radiation of the external enclosure interior of realization, is additionally provided with radiator fan 6 in described shell body, outside described radiator fan 6
It is provided with louvre on housing 2.Insulating resin layer 7 it is provided with in described shell body.Described moving contact drives the outside of assembly to set
It is equipped with sealing lid 16.Temperature sensor and humidity sensor, described temperature sensor, humidity sensor it is provided with in described shell body
Device is all connected with described radiator fan, in order to control the action of described radiator fan according to the temperature and humidity in shell body
The present invention, by using cam to drive moving contact, can improve the service life of power switch, prevent spring long-time
Use the fatigue damage causing spring, improve the reliability of power switch, it is ensured that the running status of power switch, meanwhile,
It is provided with cylinder and intervalometer, it is possible to achieve automatically controlling of power switch, and achieves timing controlled, additionally, arc extinguishing grid pieces
Can reduce the impact of internal arc, the heat within power switch and dampness can effectively be adjusted by radiator fan
Joint, it is ensured that the running environment of power switch, further increases its service life.
Although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, permissible
Understand and these embodiments can be carried out multiple change without departing from the principles and spirit of the present invention, revise, replace
And modification, the scope of the present invention be defined by the appended.
Claims (9)
1. an electric power switch unit, it includes that cover plate, shell body, static contact, moving contact and moving contact drive assembly, its feature
Being, described cover plate lid is located on described shell body, is provided with coaxial static contact and moving contact in described shell body, described
Moving contact is driven Component driver to connect by described moving contact, in order to realize the connection with described static contact and disconnection.
A kind of electric power switch unit the most according to claim 1, it is characterised in that: described moving contact drives assembly to be cam
Driving assembly, it includes a bracer, anti-rotation slide block, fixed installation plate, bearing block, bearing, drive shaft, cam path and cam,
Wherein, described bracer is fixedly installed on inside described shell body, and described bearing block uses described fixed installation plate to be fixedly installed
In the outside of described shell body, in described bearing block, there is described cam by the rotating installation settings of bearing, described cam
Being provided with cam path on sidewall, described drive shaft is located in described cam path, and described moving contact is provided with movable feeler lever, described
Along being radially arranged drive hole on movable feeler lever, described drive shaft is arranged through described drive hole, in order to by the rotation of cam
Realizing the movement of described drive shaft, and then drive described movable feeler lever to move axially, described movable feeler lever can be slided through described bracer
Dynamic setting, described bracer is provided with chute, and described movable feeler lever is fixedly installed anti-rotation slide block, and described anti-rotation is sliding
Block slides axially in described chute, in order to during preventing described actuated by cams, rotating occurs in described movable feeler lever.
A kind of electric power switch unit the most according to claim 2, it is characterised in that: also include gear, tooth bar and driving gas
Cylinder, described gear is fixedly installed on described cam, and described shell body is additionally provided with described tooth bar, described tooth bar and described tooth
Wheel engaged transmission, the end of described tooth bar is connected with described driving cylinder.
A kind of electric power switch unit the most according to claim 3, it is characterised in that: also include intervalometer and electromagnetic valve, institute
Stating intervalometer to be connected with described electromagnetic valve, described electromagnetic valve is connected with described driving cylinder, by described intervalometer to described gas
Cylinder is timed control, in order to timing control switch.
A kind of electric power switch unit the most according to claim 1, it is characterised in that: it is provided with multiple length in described shell body
The arc extinguishing grid pieces that degree differs.
A kind of electric power switch unit the most according to claim 1, it is characterised in that: it is additionally provided with heat radiation in described shell body
Fan, is provided with louvre on the shell body of described radiator fan.
A kind of electric power switch unit the most according to claim 1, it is characterised in that: it is provided with insulation tree in described shell body
Lipid layer.
A kind of electric power switch unit the most according to claim 1, it is characterised in that: described moving contact drives the outside of assembly
It is provided with sealing lid.
A kind of electric power switch unit the most according to claim 1, it is characterised in that: it is provided with temperature in described shell body and passes
Sensor and humidity sensor, described temperature sensor, humidity sensor are all connected with described radiator fan, in order to according to shell body
Interior temperature and humidity controls the action of described radiator fan.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610577907.3A CN106206109B (en) | 2016-07-22 | 2016-07-22 | A kind of electric power switch unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610577907.3A CN106206109B (en) | 2016-07-22 | 2016-07-22 | A kind of electric power switch unit |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106206109A true CN106206109A (en) | 2016-12-07 |
| CN106206109B CN106206109B (en) | 2018-02-02 |
Family
ID=57491271
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610577907.3A Expired - Fee Related CN106206109B (en) | 2016-07-22 | 2016-07-22 | A kind of electric power switch unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106206109B (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107785197A (en) * | 2017-11-01 | 2018-03-09 | 苏州专创光电科技有限公司 | A kind of arc-extinguishing mechanism of the power circuit breaker based on arc-shaped guide rail |
| CN107887208A (en) * | 2017-11-16 | 2018-04-06 | 东莞市松研智达工业设计有限公司 | A kind of air-cooled mutual campaign-styled breaker arc extinguishing mechanism of band |
| CN107910216A (en) * | 2017-11-13 | 2018-04-13 | 东莞市松研智达工业设计有限公司 | A kind of arc-extinguishing mechanism of power circuit breaker |
| CN110797238A (en) * | 2019-11-15 | 2020-02-14 | 西安西电开关电气有限公司 | Circuit breaker and arc extinguish chamber thereof |
| CN111146036A (en) * | 2019-11-07 | 2020-05-12 | 北京北开中电电气设备有限公司 | Double-contact high-voltage isolating switch |
| CN111477522A (en) * | 2020-06-23 | 2020-07-31 | 南京大策文化传播有限公司 | Arc extinguishing device of circuit breaker |
| CN111725010A (en) * | 2020-07-10 | 2020-09-29 | 黄石市浩运矿山设备节能开发有限公司 | Large-scale motor pneumatic contactor is used in mine |
| CN113708851A (en) * | 2021-10-29 | 2021-11-26 | 常州市华一通讯科技有限公司 | Signal discontinuity testing device for microwave isolator |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1999021201A1 (en) * | 1997-10-17 | 1999-04-29 | Kilovac Corporation | Sealed high tension contactor |
| JP2000243169A (en) * | 1999-02-17 | 2000-09-08 | Terasaki Electric Co Ltd | Multipole circuit breaker |
| CN103985577A (en) * | 2014-05-23 | 2014-08-13 | 国家电网公司 | Portable power switchgear |
| CN203931923U (en) * | 2014-06-28 | 2014-11-05 | 国家电网公司 | A kind of power switch |
| CN204375605U (en) * | 2015-01-23 | 2015-06-03 | 国网河南省电力公司驻马店供电公司 | A kind of efficient arc extinguishing power switch with heat sinking function |
-
2016
- 2016-07-22 CN CN201610577907.3A patent/CN106206109B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1999021201A1 (en) * | 1997-10-17 | 1999-04-29 | Kilovac Corporation | Sealed high tension contactor |
| JP2000243169A (en) * | 1999-02-17 | 2000-09-08 | Terasaki Electric Co Ltd | Multipole circuit breaker |
| CN103985577A (en) * | 2014-05-23 | 2014-08-13 | 国家电网公司 | Portable power switchgear |
| CN203931923U (en) * | 2014-06-28 | 2014-11-05 | 国家电网公司 | A kind of power switch |
| CN204375605U (en) * | 2015-01-23 | 2015-06-03 | 国网河南省电力公司驻马店供电公司 | A kind of efficient arc extinguishing power switch with heat sinking function |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107785197A (en) * | 2017-11-01 | 2018-03-09 | 苏州专创光电科技有限公司 | A kind of arc-extinguishing mechanism of the power circuit breaker based on arc-shaped guide rail |
| CN107910216A (en) * | 2017-11-13 | 2018-04-13 | 东莞市松研智达工业设计有限公司 | A kind of arc-extinguishing mechanism of power circuit breaker |
| CN107887208A (en) * | 2017-11-16 | 2018-04-06 | 东莞市松研智达工业设计有限公司 | A kind of air-cooled mutual campaign-styled breaker arc extinguishing mechanism of band |
| CN111146036A (en) * | 2019-11-07 | 2020-05-12 | 北京北开中电电气设备有限公司 | Double-contact high-voltage isolating switch |
| CN110797238A (en) * | 2019-11-15 | 2020-02-14 | 西安西电开关电气有限公司 | Circuit breaker and arc extinguish chamber thereof |
| CN111477522A (en) * | 2020-06-23 | 2020-07-31 | 南京大策文化传播有限公司 | Arc extinguishing device of circuit breaker |
| CN111477522B (en) * | 2020-06-23 | 2020-11-13 | 深圳微羽智能科技有限公司 | Arc extinguishing device of circuit breaker |
| CN111725010A (en) * | 2020-07-10 | 2020-09-29 | 黄石市浩运矿山设备节能开发有限公司 | Large-scale motor pneumatic contactor is used in mine |
| CN113708851A (en) * | 2021-10-29 | 2021-11-26 | 常州市华一通讯科技有限公司 | Signal discontinuity testing device for microwave isolator |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106206109B (en) | 2018-02-02 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB03 | Change of inventor or designer information | ||
| CB03 | Change of inventor or designer information |
Inventor after: Wang Bo Inventor after: Zou Fucheng Inventor after: Cheng Jun Inventor before: Wang Bo |
|
| TA01 | Transfer of patent application right | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20180109 Address after: 610039 Chengdu City, Jinniu District Province, North Bridge Road, No. Applicant after: Xihua University Address before: 610039 Pixian City, Sichuan province Hongguang Town Square Road, Xihua court 9-2 Applicant before: Wang Bo |
|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180202 Termination date: 20180722 |