CN107248475A - A kind of radiating shell for fuse disconnecting switch - Google Patents
A kind of radiating shell for fuse disconnecting switch Download PDFInfo
- Publication number
- CN107248475A CN107248475A CN201710670040.0A CN201710670040A CN107248475A CN 107248475 A CN107248475 A CN 107248475A CN 201710670040 A CN201710670040 A CN 201710670040A CN 107248475 A CN107248475 A CN 107248475A
- Authority
- CN
- China
- Prior art keywords
- pedestal
- radiating
- pair
- disconnecting switch
- fuse
- 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
- H01H31/00—Air-break switches for high tension without arc-extinguishing or arc-preventing means
- H01H31/02—Details
- H01H31/12—Adaptation for built-in fuse
-
- 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
-
- 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
- H01H2009/526—Cooling of switch parts of the high voltage switches
Abstract
The invention discloses a kind of radiating shell for fuse disconnecting switch, including base, upper lid and radiating seat, the base includes pedestal and the left side plate installed in the pedestal both sides；The rear end of the upper lid is flexibly connected by hinge with the base, the upper lid and bottom seat surrounds the casing of front and rear end opening, space in the casing is divided into three transversely arranged unique spacers by two longitudinal baffles, and the bottom of each longitudinal baffle is fixed on the pedestal；Locating slot, a pair of conductive plate, a pair of sockets and a pair of connection bolts on the pedestal are provided with each unique spacer；Radiating seat described in one is provided with each unique spacer.The radiating shell for fuse disconnecting switch of the present invention, is used cooperatively, it is possible to increase the heat dispersion of disconnecting switch with radiating block, and the overall temperature rise of disconnecting switch can be reduced to number K even more than ten K, the problem of its temperature rise is too high is solved.
Description
Technical field
The present invention relates to a kind of radiating shell for fuse disconnecting switch.
Background technology
Fuse disconnecting switch can disconnect high current, more importantly can be to disconnecting switch when in face of high current
Protected, the fuse in fuse disconnecting switch is equivalent to fuse.Fuse disconnecting switch is super according to electric current
Cross after setting certain time, the Melt molten of fuse is made with the heat of its own generation, so that the principle that circuit disconnects
A kind of current protector being made.
Fuse disconnecting switch needs to meet following three points：
1. protection switch is come by using fuse；
2. (including defined overload) can turn on, carry and breaking current under normal circuit condition, and defined
In (as short circuit) under improper circuit condition, stipulated time, current-carrying disconnecting switch can be held；
3. pair circuit can provide security isolation, ensure that circuit cut-offs and ensures trouble free service when in open position.
Chinese patent CN201010190166.6 discloses a kind of Combined fuse-type isolating switch, in use, exchange
Voltage reaches as high as 690V, and electric current reaches as high as 1600A, and can meet use requirement under various extreme environmental conditions, but molten
When disconnected device formula disconnecting switch is used to disconnect high current, temperature rise ratio is higher during use, how to solve the problem of its temperature rise is too high
Always industry problem.
The content of the invention
The purpose of the present invention is to overcome the defect of prior art there is provided a kind of radiation shell for fuse disconnecting switch
Body, is used cooperatively with radiating block, it is possible to increase the heat dispersion of disconnecting switch, the overall temperature rise of disconnecting switch can be reduced into number
K even more than ten K, solve the problem of its temperature rise is too high.
Realizing the technical scheme of above-mentioned purpose is：A kind of radiating shell for fuse disconnecting switch, including base,
Upper lid and radiating seat, wherein：
The base includes pedestal and the left side plate installed in the pedestal both sides；
The rear end of the upper lid is flexibly connected by hinge with the base, and the upper lid and bottom seat surrounds front and rear end opening
Casing, the space in the casing is divided into three transversely arranged unique spacers by two longitudinal baffles, each longitudinal direction every
The bottom of plate is fixed on the pedestal；
Locating slot, a pair of conductive plate, a pair of sockets on the pedestal are provided with each unique spacer
And a pair of connection bolts；The locating slot is opened in the centre of the pedestal；The pair of conductive plate is arranged on correspondingly
The front and back end of the pedestal；The pair of socket is arranged on the inner side of the pair of conductive plate correspondingly；It is the pair of to connect
Line bolt is arranged on the outside of the pair of conductive plate correspondingly；
Radiating seat described in one is provided with each unique spacer, the radiating seat is arranged on the front end of the pedestal
The conductive plate underface, offer some heat emission holes or radiating groove on the radiating seat.
A kind of above-mentioned radiating shell for fuse disconnecting switch, wherein, the front end of the radiating seat is provided with
Radiating block, and the radiating block is connected with the bottom of connection bolt in the outside of the conductive plate positioned at the pedestal front end.
A kind of above-mentioned radiating shell for fuse disconnecting switch, wherein, it is all provided with each unique spacer
The fuse on the medial surface of the upper lid is equipped with, and the fuse is located at the surface of the corresponding locating slot.
The radiating shell for fuse disconnecting switch of the present invention, is used cooperatively with radiating block, it is possible to increase isolation
The heat dispersion of switch, the overall temperature rise of disconnecting switch can be reduced number K even more than ten K, solve the problem of its temperature rise is too high.
Brief description of the drawings
Fig. 1 is the front view of the radiating shell for fuse disconnecting switch of the present invention；
Fig. 2 is the cut-away view of the unique spacer of the radiating shell for fuse disconnecting switch of the present invention；
Fig. 3 is the use state figure of the radiating shell for fuse disconnecting switch of the present invention.
Embodiment
In order that those skilled in the art are better understood when technical scheme, it is right below in conjunction with the accompanying drawings
Its embodiment is described in detail：
Refer to Fig. 1 and Fig. 2, embodiments of the invention, a kind of radiating shell for fuse disconnecting switch, including
Base 11, upper lid 12 and radiating seat 13, base 11 include pedestal 111 and the left side plate 112,113 installed in pedestal both sides, on
The rear end of lid 12 is flexibly connected by hinge with base 11；Upper lid 12 and base 11 surround the casing of front and rear end opening, the casing
Interior space is divided into three transversely arranged unique spacers 100 by two longitudinal baffles 114, longitudinally in each the bottom of dividing plate 114
It is fixed on pedestal 111.
The locating slot 17 on pedestal 111, a pair of conductive plate 14 are provided with each unique spacer 100, is inserted for a pair
Seat 15 and a pair of connection bolts 16；Locating slot 17 is opened in the centre of pedestal 111；A pair of conductive plate 14 is arranged on correspondingly
The front and back end of pedestal 111；A pair of sockets 15 are arranged on the inner side of a pair of conductive plate 14 correspondingly；A pair of connection bolts 16 1
One is accordingly arranged on the outside of a pair of conductive plate 14.
A radiating seat 13 is provided with each unique spacer 100, radiating seat 13 is arranged on the conduction of the front end of pedestal 111
Some heat emission holes or radiating groove are offered on the underface of plate 14, radiating seat 13.
Referring to Fig. 3, the front end of each radiating seat 13 is provided with a radiating block 2, and radiating block is with being located at before pedestal 111
The bottom of the connection bolt 16 in the outside of the conductive plate 14 at end is connected.It is provided with each unique spacer 100 positioned at upper lid 12
Medial surface on fuse, and fuse be located at corresponding locating slot 17 surface.When upper lid 12 is covered on the pedestal 11
When, fuse is connected in corresponding locating slot 17.
The radiating shell for fuse disconnecting switch of the present invention, is provided with radiating seat, is used cooperatively with radiating block,
The heat dispersion of disconnecting switch can be improved, the overall temperature rise of disconnecting switch can be reduced to number K even more than ten K, its temperature is solved
The problem of rising too high.
Those of ordinary skill in the art it should be appreciated that the embodiment of the above be intended merely to explanation the present invention,
And be not used as limitation of the invention, as long as in the spirit of the present invention, the change to embodiment described above
Change, modification will all fall in the range of claims of the present invention.
Claims (3)
1. a kind of radiating shell for fuse disconnecting switch, it is characterised in that including base, upper lid and radiating seat, its
In：
The base includes pedestal and the left side plate installed in the pedestal both sides；
The rear end of the upper lid is flexibly connected by hinge with the base, and the upper lid and bottom seat surrounds the case of front and rear end opening
Space in body, the casing is divided into three transversely arranged unique spacers by two longitudinal baffles, each longitudinal baffle
Bottom is fixed on the pedestal；
Locating slot, a pair of conductive plate, a pair of sockets and one on the pedestal are provided with each unique spacer
Butted line bolt；The locating slot is opened in the centre of the pedestal；The pair of conductive plate is arranged on described correspondingly
The front and back end of pedestal；The pair of socket is arranged on the inner side of the pair of conductive plate correspondingly；The pair of wiring spiral shell
Bolt is arranged on the outside of the pair of conductive plate correspondingly；
Radiating seat described in one is provided with each unique spacer, the radiating seat is arranged on the institute of the front end of the pedestal
State and offer some heat emission holes or radiating groove on the underface of conductive plate, the radiating seat.
2. a kind of radiating shell for fuse disconnecting switch according to claim 1, it is characterised in that described to dissipate
The front end of hot seat is provided with radiating block, and the radiating block and the connection bolt in the outside of the conductive plate positioned at the pedestal front end
Bottom be connected.
3. a kind of radiating shell for fuse disconnecting switch according to claim 1, it is characterised in that Mei Gesuo
The fuse being provided with unique spacer on the medial surface of the upper lid is stated, and the fuse is positioned at corresponding described
The surface of locating slot.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710670040.0A CN107248475B (en) | 2017-08-08 | 2017-08-08 | Heat dissipation shell for fuse type isolating switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710670040.0A CN107248475B (en) | 2017-08-08 | 2017-08-08 | Heat dissipation shell for fuse type isolating switch |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107248475A true CN107248475A (en) | 2017-10-13 |
| CN107248475B CN107248475B (en) | 2020-04-24 |
Family
ID=60012105
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710670040.0A Active CN107248475B (en) | 2017-08-08 | 2017-08-08 | Heat dissipation shell for fuse type isolating switch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107248475B (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102270544A (en) * | 2010-06-01 | 2011-12-07 | 上海电器陶瓷厂有限公司 | Combined fuse-type isolating switch |
| CN203690225U (en) * | 2014-01-17 | 2014-07-02 | 贵州长征开关制造有限公司 | Interpolar heat dissipation device for direct current molded case circuit breaker |
| CN204155799U (en) * | 2014-08-29 | 2015-02-11 | 上海良信电器股份有限公司 | A kind of breaker of plastic casing with heat sinking function |
| CN106463293A (en) * | 2014-06-18 | 2017-02-22 | 伊顿公司 | Electrical switching apparatus, and jumper and associated method therefor |
-
2017
- 2017-08-08 CN CN201710670040.0A patent/CN107248475B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102270544A (en) * | 2010-06-01 | 2011-12-07 | 上海电器陶瓷厂有限公司 | Combined fuse-type isolating switch |
| CN203690225U (en) * | 2014-01-17 | 2014-07-02 | 贵州长征开关制造有限公司 | Interpolar heat dissipation device for direct current molded case circuit breaker |
| CN106463293A (en) * | 2014-06-18 | 2017-02-22 | 伊顿公司 | Electrical switching apparatus, and jumper and associated method therefor |
| CN204155799U (en) * | 2014-08-29 | 2015-02-11 | 上海良信电器股份有限公司 | A kind of breaker of plastic casing with heat sinking function |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107248475B (en) | 2020-04-24 |
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| SE01 | Entry into force of request for substantive examination | ||
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| GR01 | Patent grant |