CN204375605U - A kind of efficient arc extinguishing power switch with heat sinking function - Google Patents
A kind of efficient arc extinguishing power switch with heat sinking function Download PDFInfo
- Publication number
- CN204375605U CN204375605U CN201520051709.4U CN201520051709U CN204375605U CN 204375605 U CN204375605 U CN 204375605U CN 201520051709 U CN201520051709 U CN 201520051709U CN 204375605 U CN204375605 U CN 204375605U
- Authority
- CN
- China
- Prior art keywords
- arc extinguishing
- power switch
- vacuum chamber
- shell
- grid pieces
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 239000011347 resin Substances 0.000 claims abstract description 6
- 229920005989 resin Polymers 0.000 claims abstract description 6
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims description 15
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 5
- 229910052782 aluminium Inorganic materials 0.000 claims description 5
- 230000007797 corrosion Effects 0.000 claims description 4
- 238000005260 corrosion Methods 0.000 claims description 4
- 238000012423 maintenance Methods 0.000 abstract description 3
- 238000010891 electric arc Methods 0.000 description 5
- 230000006378 damage Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
Landscapes
- Arc-Extinguishing Devices That Are Switches (AREA)
Abstract
The utility model discloses a kind of efficient arc extinguishing power switch with heat sinking function, comprise shell, fixed contact and moving contact, the inwall up and down of described vacuum chamber is separately installed with the first arc extinguishing grid pieces about vacuum chamber cross central line symmetry and the second arc extinguishing grid pieces, described heat abstractor comprises housing and radiator fan, and described radiator fan is arranged on enclosure interior.This has the efficient arc extinguishing power switch of heat sinking function, insulating resin layer is provided with in inner walls, be provided with vacuum chamber in inner chamber, and the upper and lower inwall of vacuum chamber is equipped with the low arc extinguishing fence in middle high two ends, this structure is conducive to improving arc extinguishing efficiency, thus be conducive to reducing maintenance cost further, increase the service life, this has the efficient arc extinguishing power switch of heat sinking function, is provided with heat abstractor, heat for producing electronic component carries out efficiently radiates heat, extends the useful life of power switch.
Description
Technical field
The utility model relates to electrical equipment technical field, is specially a kind of efficient arc extinguishing power switch with heat sinking function.
Background technology
Power switch is the control assembly of power industry outbalance, is one and can makes open circuit, makes current interruptions or make it flow to the electronic component of other circuit, generally comprise contact system and arc-control device.Switch is when opening or cut out, air ionization can be made, produce electric arc, switch and surrounding are caused damage, arc extinguishing is carried out with arc extinguishing grid pieces, electric arc is formed multiple short electric arc, eliminate electric arc further, electric arc harm can be reduced, but the length of common arc extinguishing grid pieces is identical, and arc extinguishing grid pieces is arranged in arc control device, this structure arc extinguishing efficiency is lower, in addition, power switch Long-Time Service, high electric current can make the electronic component of current path overheated, and the time goes down for a long time, can affect the useful life of power switch.
Utility model content
The purpose of this utility model is to provide a kind of efficient arc extinguishing power switch with heat sinking function, to solve the problem proposed in above-mentioned background technology.
For achieving the above object, the utility model provides following technical scheme: a kind of efficient arc extinguishing power switch with heat sinking function, comprise shell, fixed contact and moving contact, described fixed contact and moving contact run through the two side of shell respectively, described moving contact is provided with the spring assembly for moving contact movement, the madial wall of described shell is provided with one deck insulating resin layer, vacuum chamber is provided with in the inner chamber of described shell, and the inwall of vacuum chamber and shell leaves gap, the inwall up and down of described vacuum chamber is separately installed with the first arc extinguishing grid pieces and the second arc extinguishing grid pieces, described first arc extinguishing grid pieces and the second arc extinguishing grid pieces are at least five, and arrangement mode is the low structures in middle high both sides, the part that described fixed contact and moving contact stretch into shell inner cavity all runs through vacuum chamber, and between the first arc extinguishing grid pieces and the second arc extinguishing grid pieces, to be coordinated with screw by screw in the middle part of the inwall of described shell and heat abstractor is installed, and be positioned at immediately below vacuum chamber, described heat abstractor comprises housing and radiator fan, described radiator fan is arranged on enclosure interior.
Preferably, described shell is provided with the movable block be positioned at below heat abstractor, and movable block can be dismantled.
Preferably, described moving contact is arranged on the right opposite of fixed contact, and the sidewall of fixed contact and vacuum chamber and shell fits tightly.
Preferably, described spring assembly comprises spring base, spring and pedestal, and described moving contact is fixed by the sidewall of pedestal and shell, is provided with the spring base be arranged on moving contact, and is connected by spring between pedestal with spring base outside described pedestal.
Preferably, described pedestal and spring base are equipped with the buckle for fixing spring.
Preferably, the surface of the first arc extinguishing grid pieces and the second arc extinguishing grid pieces is all coated with the corrosion resistant conductive aluminum film of one deck.
Compared with prior art, the beneficial effects of the utility model are: this has the efficient arc extinguishing power switch of heat sinking function, insulating resin layer is provided with in inner walls, vacuum chamber is provided with in inner chamber, and the upper and lower inwall of vacuum chamber is equipped with the low arc extinguishing fence in middle high two ends, this structure is conducive to improving arc extinguishing efficiency, thus be conducive to reducing maintenance cost further, increase the service life, this has the efficient arc extinguishing power switch of heat sinking function, be provided with heat abstractor, carry out efficiently radiates heat for the heat produced electronic component, extend the useful life of power switch.
Accompanying drawing explanation
Fig. 1 is the utility model internal structure schematic diagram;
Fig. 2 of the present utility modelly faces generalized section.
In figure: 1 shell, 2 vacuum chambers, 3 spring assemblies, 31 spring bases, 32 springs, 33 pedestals, 34 buckles, 4 moving contacts, 5 second arc extinguishing grid pieces, 6 first arc extinguishing grid pieces, 7 fixed contacts, 8 heat abstractors, 81 housings, 82 radiator fans, 9 movable blocks, 10 insulating resin layers, 11 conductive aluminum films.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, be clearly and completely described the technical scheme in the utility model embodiment, obviously, described embodiment is only the utility model part embodiment, instead of whole embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all belong to the scope of the utility model protection.
Refer to Fig. 1-2, the utility model provides a kind of technical scheme: a kind of efficient arc extinguishing power switch with heat sinking function, comprise shell 1, fixed contact 7 and moving contact 4, fixed contact 7 and moving contact 4 do not run through the two side of shell, moving contact 4 is provided with the spring assembly 3 for moving contact 4 movement, moving contact 4 can be made to move by spring assembly 3, then cooperatively interact with arc extinguishing grid pieces and fixed contact 7, thus complete the function of switch, the madial wall of shell 1 is provided with one deck insulating resin layer 10, this structure can insulate and can play the effect of arc extinguishing, be conducive to reducing maintenance cost, increase the service life, vacuum chamber 2 is provided with in the inner chamber of shell 1, this structure is for ensureing effective arc extinguishing, and effectively protect electronic component, and vacuum chamber 2 leaves gap with the inwall of shell 1, the inwall up and down of vacuum chamber 2 is separately installed with the first arc extinguishing grid pieces 6 and the second arc extinguishing grid pieces 5 about vacuum chamber 2 cross central line symmetry, first arc extinguishing grid pieces 6 and the second arc extinguishing grid pieces 5 are at least five, and arrangement mode is the low structures in middle high both sides, this structure is conducive to improving arc extinguishing efficiency, the surface of the first arc extinguishing grid pieces 6 and the second arc extinguishing grid pieces 5 is all coated with the corrosion resistant conductive aluminum film 11 of one deck, conductive aluminum film 11 can make the effective arc extinguishing of arc extinguishing grid pieces, and corrosion resistance is strong, improve the useful life of product, the part that fixed contact 7 and moving contact 4 stretch into shell 1 inner chamber all runs through vacuum chamber 2, and between the first arc extinguishing grid pieces 6 and the second arc extinguishing grid pieces 5, moving contact 4 is arranged on the right opposite of fixed contact 7, and fixed contact 7 fits tightly with the sidewall of vacuum chamber 2 and shell 1, spring assembly 8 comprises spring base 31, spring 32 and pedestal 33, moving contact 4 is fixed by the sidewall of pedestal 3 with shell 1, the spring base 4 be arranged on moving contact 5 is provided with outside pedestal 3, and be connected by spring 6 between pedestal 13 with spring base 4, pedestal 33 and spring base 31 are equipped with the buckle 34 for fixing spring 32, to be coordinated with screw by screw in the middle part of shell 1 inwall and heat abstractor 8 is installed, and be positioned at immediately below vacuum chamber 2, heat abstractor 8 comprises housing 81 and radiator fan 82, it is inner that radiator fan 82 is arranged on housing 81, shell 1 is provided with the movable block 9 be positioned at below heat abstractor 8, and movable block 9 can be dismantled, this structure uses for coordinating heat abstractor 8, the radiating effect of power switch can be ensured.
Although illustrate and described embodiment of the present utility model, for the ordinary skill in the art, be appreciated that and can carry out multiple change, amendment, replacement and modification to these embodiments when not departing from principle of the present utility model and spirit, scope of the present utility model is by claims and equivalents thereof.
Claims (6)
1. one kind has the efficient arc extinguishing power switch of heat sinking function, comprise shell, fixed contact and moving contact, described fixed contact and moving contact run through the two side of shell respectively, described moving contact is provided with the spring assembly for moving contact movement, it is characterized in that: the madial wall of described shell is provided with one deck insulating resin layer, vacuum chamber is provided with in the inner chamber of described shell, and the inwall of vacuum chamber and shell leaves gap, the inwall up and down of described vacuum chamber is separately installed with the first arc extinguishing grid pieces and the second arc extinguishing grid pieces, described first arc extinguishing grid pieces and the second arc extinguishing grid pieces are at least five, and arrangement mode is the low structures in middle high both sides, the part that described fixed contact and moving contact stretch into shell inner cavity all runs through vacuum chamber, and between the first arc extinguishing grid pieces and the second arc extinguishing grid pieces, to be coordinated with screw by screw in the middle part of the inwall of described shell and heat abstractor is installed, and be positioned at immediately below vacuum chamber, described heat abstractor comprises housing and radiator fan, described radiator fan is arranged on enclosure interior.
2. a kind of efficient arc extinguishing power switch with heat sinking function according to claim 1, it is characterized in that: described shell is provided with the movable block be positioned at below heat abstractor, and movable block can be dismantled.
3. a kind of efficient arc extinguishing power switch with heat sinking function according to claim 1, it is characterized in that: described moving contact is arranged on the right opposite of fixed contact, and the sidewall of fixed contact and vacuum chamber and shell fits tightly.
4. a kind of efficient arc extinguishing power switch with heat sinking function according to claim 1, it is characterized in that: described spring assembly comprises spring base, spring and pedestal, described moving contact is fixed by the sidewall of pedestal and shell, be provided with the spring base be arranged on moving contact outside described pedestal, and be connected by spring between pedestal with spring base.
5. a kind of efficient arc extinguishing power switch with heat sinking function according to claim 4, is characterized in that: described pedestal and spring base are equipped with the buckle for fixing spring.
6. a kind of efficient arc extinguishing power switch with heat sinking function according to claim 1, is characterized in that: the surface of the first arc extinguishing grid pieces and the second arc extinguishing grid pieces is all coated with the corrosion resistant conductive aluminum film of one deck.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520051709.4U CN204375605U (en) | 2015-01-23 | 2015-01-23 | A kind of efficient arc extinguishing power switch with heat sinking function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520051709.4U CN204375605U (en) | 2015-01-23 | 2015-01-23 | A kind of efficient arc extinguishing power switch with heat sinking function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204375605U true CN204375605U (en) | 2015-06-03 |
Family
ID=53331801
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520051709.4U Expired - Fee Related CN204375605U (en) | 2015-01-23 | 2015-01-23 | A kind of efficient arc extinguishing power switch with heat sinking function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204375605U (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105244220A (en) * | 2015-11-10 | 2016-01-13 | 李聪 | Power switch device |
| CN106206109A (en) * | 2016-07-22 | 2016-12-07 | 王波 | A kind of electric power switch unit |
| 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 |
| CN108597948A (en) * | 2018-06-13 | 2018-09-28 | 贵州电网有限责任公司 | A kind of high-pressure vacuum switch segmentation arc-control device |
| CN108777246A (en) * | 2018-06-27 | 2018-11-09 | 郭亚勤 | A kind of breaker |
| 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 |
-
2015
- 2015-01-23 CN CN201520051709.4U patent/CN204375605U/en not_active Expired - Fee Related
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105244220A (en) * | 2015-11-10 | 2016-01-13 | 李聪 | Power switch device |
| CN106206109A (en) * | 2016-07-22 | 2016-12-07 | 王波 | A kind of electric power switch unit |
| CN106206109B (en) * | 2016-07-22 | 2018-02-02 | 西华大学 | A kind of electric power switch unit |
| 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 |
| CN108597948A (en) * | 2018-06-13 | 2018-09-28 | 贵州电网有限责任公司 | A kind of high-pressure vacuum switch segmentation arc-control device |
| CN108777246A (en) * | 2018-06-27 | 2018-11-09 | 郭亚勤 | A kind of breaker |
| 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 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN204375605U (en) | A kind of efficient arc extinguishing power switch with heat sinking function | |
| CN201845730U (en) | Arc-extinguishing chamber of universal circuit breaker | |
| CN204424192U (en) | Circuit breaker | |
| CN203250707U (en) | Grid arc-extinguishing chamber for low-voltage circuit breaker | |
| CN103985577A (en) | Portable power switchgear | |
| CN201219183Y (en) | Large current and medium voltage switch cabinet | |
| CN203839370U (en) | Single tube IGBT protector and power module with single tube IGBT | |
| CN203398028U (en) | Non-polar high-voltage direct current contactor arc extinguishing system of reliable arc extinguishing | |
| CN204189472U (en) | Double concave copper bar | |
| CN206363976U (en) | The arc-control device of breaker | |
| CN104362042A (en) | Contactor | |
| CN204257520U (en) | Contactor | |
| CN102412077A (en) | Thyristor electronic switch | |
| CN214378206U (en) | Vacuum arc-extinguishing chamber of circuit breaker | |
| CN207587615U (en) | A kind of Totally-enclosed-type three-pole AC vacuum contactor | |
| CN209071888U (en) | A kind of electric equipment protecting means | |
| CN205335158U (en) | Electric component shutter of crouching is driven greatly to heavy current | |
| CN203312142U (en) | Vacuum circuit breaker | |
| CN203826250U (en) | Portable power switch device | |
| CN202888054U (en) | Solid-sealed polar pole of indoor high-voltage vacuum circuit breaker | |
| CN201112307Y (en) | Quenching chamber of circuit breaker | |
| CN207752957U (en) | A kind of omnipotent breaker arc-chutes | |
| CN205452090U (en) | Arc control device of double break point contact | |
| CN206040582U (en) | Arc extinguishing device and contains this device for moulded case circuit breaker | |
| CN214588588U (en) | Indoor high-voltage solid-sealed circuit breaker |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150603 Termination date: 20160123 |
|
| EXPY | Termination of patent right or utility model |