CN105336536A - Fuse type disconnecting switch - Google Patents
Fuse type disconnecting switch Download PDFInfo
- Publication number
- CN105336536A CN105336536A CN201510826918.6A CN201510826918A CN105336536A CN 105336536 A CN105336536 A CN 105336536A CN 201510826918 A CN201510826918 A CN 201510826918A CN 105336536 A CN105336536 A CN 105336536A
- Authority
- CN
- China
- Prior art keywords
- fuse
- insulating support
- movable cross
- cross bar
- support
- 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
- 238000009413 insulation Methods 0.000 claims abstract description 16
- 230000006835 compression Effects 0.000 claims abstract description 8
- 238000007906 compression Methods 0.000 claims abstract description 8
- 238000000034 method Methods 0.000 claims description 4
- 239000002184 metal Substances 0.000 claims description 3
- 229910052573 porcelain Inorganic materials 0.000 claims description 3
- 229920002379 silicone rubber Polymers 0.000 claims description 3
- 238000005516 engineering process Methods 0.000 description 3
- 230000003628 erosive effect Effects 0.000 description 2
- 230000032683 aging Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
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
- H01H31/122—Fuses mounted on, or constituting the movable contact parts of, the switch
Landscapes
- Fuses (AREA)
Abstract
The invention discloses a fuse type disconnecting switch. The fuse type disconnecting switch comprises a support plate, a left insulating bracket, a right insulation bracket and a fuse, wherein the left movable cross rod is arranged on the left insulating bracket, a right movable cross rod is arranged on the right insulating bracket, the left and right movable cross rods are both arranged between the support plate and the fuse, insulating supporting rods are arranged on the lower end surfaces of the left and right movable cross rods, an insulating supporting springs are arranged between the left movable cross rod and the support plate as well as the right movable cross rod and the support plate, a left rotating disc is arranged between the end part of the fuse and the left insulating bracket, a limiting compression spring is arranged between the left rotating disc and the end part of the left movable cross rod, a right rotating disc is arranged between the other end of the fuse and the right insulating bracket, and a positioning compression spring is arranged between the right rotating disc and the end part of the right movable cross rod. The fuse type disconnecting switch has the advantages of simple structure, good use stability, high use safety, great improvement of control accuracy, good applicability, and strong practicability.
Description
Technical field
The invention belongs to the switching technique field of low-voltage distribution system, be specifically related to a kind of fuse-type isolating switch.
Background technology
Along with the fast development of China's electric power network technology, in a lot of low-voltage network, low-tension fuse chip isolator all can be adopted as the protection of distribution transformer low-pressure side circuit on bar and isolation, although it can meet the demand in market to a certain extent, but it can not switching line load electric current, and its stability in use, and at it in use because temperature rise can exceed, also burning out of isolator is easily caused, so be also difficult to useful life be protected, and be mostly installed on open air due to isolator, environment residing for it is also comparatively complicated, so it is aging also easily to accelerate it, distortion, its housing uses for a long time also can by rainwater corrosion, thus the safety in utilization of isolator can be affected, applicability and practicality are restricted,
Summary of the invention
In order to solve the problems of the technologies described above, the present invention is to provide that a kind of structure is simple, stability in use good and the fuse-type isolating switch that applicability is strong.
The technical scheme realizing the object of the invention is a kind of fuse-type isolating switch, comprise support plate, be arranged on the left insulating support at described support plate two ends and right insulating support, fuse is provided with between described left insulating support and right insulating support, described left insulating support is provided with left conducting strip, described right insulating support is provided with right conducting strip, the two ends of described fuse are connected with right conducting strip with left conducting strip respectively, described left insulating support is provided with left movable cross bar, described right insulating support is provided with right movable cross bar, described left movable cross bar, right movable cross bar is all arranged between described support plate and fuse, the lower surface of described left movable cross bar and right movable cross bar is equipped with insulation support rod, insulate at described left movable cross bar and being provided with between described right movable cross bar and described support plate and support spring, left-hand rotation Moving plate is provided with between the end of described fuse and left insulating support, spacing compression spring is provided with between described left-hand rotation Moving plate and the end of described left movable cross bar, described spacing compression spring and described insulation are supported spring left end when fuse does not fuse and are in balance, right-hand rotation Moving plate is provided with between the other end and right insulating support of described fuse, location stage clip is provided with between described right-hand rotation Moving plate and the end of described right movable cross bar, described location stage clip with insulation support spring when fuse does not fuse right-hand member process in balance.
Be provided with left arc extinguishing top cover in the end of described fuse and left insulating support junction, described left arc extinguishing top cover is connected by bearing pin with described left insulating support, and the insulation support rod bottom described left movable cross bar is pressed on the end face of described left arc extinguishing top cover.
Be provided with right arc extinguishing top cover in the end of described fuse and right insulating support junction, described right arc extinguishing top cover is connected by rotating shaft with described right insulating support, and the insulation support rod bottom described right movable cross bar is pressed on the end face of described right arc extinguishing top cover.
Manual operation chamber is provided with in described left insulating support, arc control device are provided with in described manual operation chamber, manual trip arm is provided with in described manual operation chamber, the outboard end of described manual trip arm is provided with operation draw ring, be provided with splicing ear at the medial extremity of described manual trip arm, described fuse is electrically connected with described left conducting strip by splicing ear.
Pull operation chamber is provided with in described right insulating support, metal grating arc-extinguishing chamber is provided with in described pull operation chamber, be provided with in described pull operation chamber and pull trip arm, describedly pull the outboard end of trip arm to be provided with to pull annulus, be provided with Lead-through terminal at the described medial extremity of trip arm that pulls, described fuse is electrically connected with described right conducting strip by Lead-through terminal.
Described left insulating support and right insulating support are that porcelain system or silicon rubber are made.
The present invention has positive effect: structure of the present invention is simple, stability in use good, usage safety performance is high, and stability in use and useful life can be improved to a certain extent, it effectively can prevent the erosion of rainwater simultaneously, thus the misoperation that short circuit causes can be avoided, substantially increase control accuracy, applicability is good, practical.
Accompanying drawing explanation
In order to make content of the present invention be more likely to be clearly understood, below according to specific embodiment also by reference to the accompanying drawings, the present invention is further detailed explanation, wherein:
Fig. 1 is structural representation of the present invention.
Embodiment
(embodiment 1)
Fig. 1 shows a kind of embodiment of the present invention, and wherein Fig. 1 is structural representation of the present invention.
See Fig. 1, a kind of fuse-type isolating switch, comprise support plate 1, be arranged on left insulating support 2 and the right insulating support 3 at described support plate 1 two ends, fuse 4 is provided with between described left insulating support 2 and right insulating support 3, described left insulating support 2 is provided with left conducting strip 5, described right insulating support 3 is provided with right conducting strip 6, the two ends of described fuse 4 are connected with right conducting strip 6 with left conducting strip 5 respectively, described left insulating support 2 is provided with left movable cross bar 7, described right insulating support 3 is provided with right movable cross bar 8, described left movable cross bar 7, right movable cross bar 8 is all arranged between described support plate 1 and fuse 4, the lower surface of described left movable cross bar 7 and right movable cross bar 8 is equipped with insulation support rod 9, insulate at described left movable cross bar 7 and being provided with between described right movable cross bar 8 and described support plate 1 and support spring 10, left-hand rotation Moving plate 11 is provided with between the end and left insulating support 2 of described fuse 4, spacing compression spring 12 is provided with between described left-hand rotation Moving plate 11 and the end of described left movable cross bar 7, described spacing compression spring and described insulation are supported spring left end when fuse does not fuse and are in balance, right-hand rotation Moving plate 13 is provided with between the other end and right insulating support 3 of described fuse 4, be provided with between described right-hand rotation Moving plate 13 and the end of described right movable cross bar 8 and locate stage clip 14, described location stage clip with insulation support spring when fuse does not fuse right-hand member process in balance.
Left arc extinguishing top cover 15 is provided with in the end of described fuse 4 and left insulating support 2 junction, described left arc extinguishing top cover 15 is connected by bearing pin 16 with described left insulating support 2, and the insulation support rod 9 bottom described left movable cross bar 7 is pressed on the end face of described left arc extinguishing top cover 15.
Right arc extinguishing top cover 17 is provided with in the end of described fuse 4 and right insulating support 3 junction, described right arc extinguishing top cover 17 is connected by rotating shaft 18 with described right insulating support 3, and the insulation support rod 9 bottom described right movable cross bar 8 is pressed on the end face of described right arc extinguishing top cover 17.
Manual operation chamber 19 is provided with in described left insulating support 2, arc control device 20 are provided with in described manual operation chamber 19, manual trip arm 21 is provided with in described manual operation chamber 19, the outboard end of described manual trip arm 21 is provided with operation draw ring 22, be provided with splicing ear 23 at the medial extremity of described manual trip arm 21, described fuse 4 is electrically connected with described left conducting strip 5 by splicing ear 23.
Pull operation chamber 24 is provided with in described right insulating support 3, metal grating arc-extinguishing chamber 25 is provided with in described pull operation chamber 24, be provided with in described pull operation chamber 24 and pull trip arm 26, describedly pull the outboard end of trip arm 26 to be provided with to pull annulus 27, be provided with Lead-through terminal 28 at the described medial extremity of trip arm 26 that pulls, described fuse 4 is electrically connected with described right conducting strip 6 by Lead-through terminal 28.
Described left insulating support and right insulating support are that porcelain system or silicon rubber are made.
Structure of the present invention is simple, stability in use good, usage safety performance is high, and stability in use and useful life can be improved to a certain extent, it effectively can prevent the erosion of rainwater simultaneously, thus the misoperation that short circuit causes can be avoided, substantially increase control accuracy, applicability is good, practical.
Obviously, the above embodiment of the present invention is only for example of the present invention is clearly described, and is not the restriction to embodiments of the present invention.For those of ordinary skill in the field, can also make other changes in different forms on the basis of the above description.Here exhaustive without the need to also giving all execution modes.And these belong to connotation of the present invention the apparent change of extending out or variation still belong to protection scope of the present invention.
Claims (6)
1. a fuse-type isolating switch, comprise support plate, be arranged on the left insulating support at described support plate two ends and right insulating support, fuse is provided with between described left insulating support and right insulating support, described left insulating support is provided with left conducting strip, described right insulating support is provided with right conducting strip, the two ends of described fuse are connected with right conducting strip with left conducting strip respectively, it is characterized in that: on described left insulating support, be provided with left movable cross bar, described right insulating support is provided with right movable cross bar, described left movable cross bar, right movable cross bar is all arranged between described support plate and fuse, the lower surface of described left movable cross bar and right movable cross bar is equipped with insulation support rod, insulate at described left movable cross bar and being provided with between described right movable cross bar and described support plate and support spring, left-hand rotation Moving plate is provided with between the end of described fuse and left insulating support, spacing compression spring is provided with between described left-hand rotation Moving plate and the end of described left movable cross bar, described spacing compression spring and described insulation are supported spring left end when fuse does not fuse and are in balance, right-hand rotation Moving plate is provided with between the other end and right insulating support of described fuse, location stage clip is provided with between described right-hand rotation Moving plate and the end of described right movable cross bar, described location stage clip with insulation support spring when fuse does not fuse right-hand member process in balance.
2. fuse-type isolating switch according to claim 1, it is characterized in that: be provided with left arc extinguishing top cover in the end of described fuse and left insulating support junction, described left arc extinguishing top cover is connected by bearing pin with described left insulating support, and the insulation support rod bottom described left movable cross bar is pressed on the end face of described left arc extinguishing top cover.
3. fuse-type isolating switch according to claim 2, it is characterized in that: be provided with right arc extinguishing top cover in the end of described fuse and right insulating support junction, described right arc extinguishing top cover is connected by rotating shaft with described right insulating support, and the insulation support rod bottom described right movable cross bar is pressed on the end face of described right arc extinguishing top cover.
4. fuse-type isolating switch according to claim 3, it is characterized in that: in described left insulating support, be provided with manual operation chamber, arc control device are provided with in described manual operation chamber, manual trip arm is provided with in described manual operation chamber, the outboard end of described manual trip arm is provided with operation draw ring, be provided with splicing ear at the medial extremity of described manual trip arm, described fuse is electrically connected with described left conducting strip by splicing ear.
5. fuse-type isolating switch according to claim 4, it is characterized in that: in described right insulating support, be provided with pull operation chamber, metal grating arc-extinguishing chamber is provided with in described pull operation chamber, be provided with in described pull operation chamber and pull trip arm, describedly pull the outboard end of trip arm to be provided with to pull annulus, be provided with Lead-through terminal at the described medial extremity of trip arm that pulls, described fuse is electrically connected with described right conducting strip by Lead-through terminal.
6. fuse-type isolating switch according to claim 5, is characterized in that: described left insulating support and right insulating support are that porcelain system or silicon rubber are made.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510826918.6A CN105336536B (en) | 2015-11-13 | 2015-11-13 | Fuse-type disconnecting switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510826918.6A CN105336536B (en) | 2015-11-13 | 2015-11-13 | Fuse-type disconnecting switch |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105336536A true CN105336536A (en) | 2016-02-17 |
| CN105336536B CN105336536B (en) | 2017-12-22 |
Family
ID=55286994
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510826918.6A Active CN105336536B (en) | 2015-11-13 | 2015-11-13 | Fuse-type disconnecting switch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105336536B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH1074425A (en) * | 1996-08-30 | 1998-03-17 | Matsushita Electric Works Ltd | Fuse-attached switch |
| JPH10201027A (en) * | 1997-01-17 | 1998-07-31 | San'eisha Mfg Co Ltd | Gas switch |
| CN2351823Y (en) * | 1998-01-19 | 1999-12-01 | 上海南银电器设备厂 | Isolating switch fuse unit |
| CN102394196A (en) * | 2011-07-20 | 2012-03-28 | 厦门联容电控有限公司 | High-capacity insulation switch fuse set with operating current of 1600 amperes |
| CN204045480U (en) * | 2014-08-16 | 2014-12-24 | 温州格勒电气有限公司 | A kind of fuse group isolating switch |
-
2015
- 2015-11-13 CN CN201510826918.6A patent/CN105336536B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH1074425A (en) * | 1996-08-30 | 1998-03-17 | Matsushita Electric Works Ltd | Fuse-attached switch |
| JPH10201027A (en) * | 1997-01-17 | 1998-07-31 | San'eisha Mfg Co Ltd | Gas switch |
| CN2351823Y (en) * | 1998-01-19 | 1999-12-01 | 上海南银电器设备厂 | Isolating switch fuse unit |
| CN102394196A (en) * | 2011-07-20 | 2012-03-28 | 厦门联容电控有限公司 | High-capacity insulation switch fuse set with operating current of 1600 amperes |
| CN204045480U (en) * | 2014-08-16 | 2014-12-24 | 温州格勒电气有限公司 | A kind of fuse group isolating switch |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105336536B (en) | 2017-12-22 |
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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: Li Yongcheng Inventor after: Li Yunpeng Inventor after: Zhao Bin Inventor after: Zhou Hongsheng Inventor after: Wang Shaocai Inventor after: Ji Heng Inventor before: Zhou Haibing |
|
| TA01 | Transfer of patent application right | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20171122 Address after: 114051 Anshan high tech Zone laser Industrial Park in Liaoning Applicant after: LIAONING HONGCHENG ELECTRIC POWER CO., LTD. Address before: 325604 Liushi Town, Zhejiang, Yueqing Tong Tong along the Zhoucun Applicant before: Zhou Haibing |
|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: Fuse type disconnecting switch Effective date of registration: 20190603 Granted publication date: 20171222 Pledgee: Bank of Anshan Limited by Share Ltd Pledgor: LIAONING HONGCHENG ELECTRIC POWER CO., LTD. Registration number: 2019210000018 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20210702 Granted publication date: 20171222 Pledgee: Bank of Anshan Limited by Share Ltd. Pledgor: LIAONING HONGCHENG ELECTRIC POWER Co.,Ltd. Registration number: 2019210000018 |