CN106710949A - Safe inflatable load switch - Google Patents
Safe inflatable load switch Download PDFInfo
- Publication number
- CN106710949A CN106710949A CN201611239519.0A CN201611239519A CN106710949A CN 106710949 A CN106710949 A CN 106710949A CN 201611239519 A CN201611239519 A CN 201611239519A CN 106710949 A CN106710949 A CN 106710949A
- Authority
- CN
- China
- Prior art keywords
- mounting seat
- rotation
- switch mechanism
- housing
- inwall
- 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.)
- Pending
Links
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
- H01H33/02—Details
- H01H33/46—Interlocking mechanisms
- H01H33/50—Interlocking mechanisms for interlocking two or more parts of the mechanism for operating contacts
Landscapes
- Push-Button Switches (AREA)
Abstract
The invention discloses a safe inflatable load switch which comprises a mounting base, wherein a shell is arranged on the mounting base; the mounting base and the shell are of an integrated structure; the shell is filled with sulfur hexafluoride; two rotation grooves are formed on the side of the shell away from the mounting base; a rotation hole is formed in the inner wall on the side of the rotation groove close to the mounting base; an operation shaft is arranged in the rotation groove and is in slip connection with the inner wall of the rotation groove; the operation shaft extends into the shell through the rotation hole; the operation shaft is in slip connection with the inner wall of the rotation hole; a sealing device is arranged between the operation shaft and the inner wall of the rotation hole; and a main switch mechanism and an earthing switch mechanism are arranged in the shell and both positioned on the mounting base. The safe inflatable load switch disclosed by the invention has an interlocking function and the advantages of easy operation, simple structure, convenience in use and low cost and avoids potential safety hazard in operation.
Description
Technical field
The present invention relates to on-load switch technical field, more particularly to a kind of safety-type inflatable load switch.
Background technology
In current gas-filled type ring net switch equipment, disconnecting switch and earthed switch do not have interlock, in operation, entirely
Active consciousness with operator goes to control maloperation；If once accidentally, it is possible to ground connection of having been closed when major loop is powered
Switch, it is also possible to disconnecting switch of having been closed in major loop ground；In addition, the load of existing inflatable switchgear is opened
Close, often main switch is enclosed in the stainless steel equipment full of sulfur hexafluoride gas, the operation of main switch combined floodgate or separating brake
It is independently to carry out with the combined floodgate or sub-switching operation of earthed switch, so more complicated, the problem more than program of operation is there is,
There is potential safety hazard in operation.
The content of the invention
Based on the technical problem that background technology is present, the present invention proposes a kind of safety-type inflatable load switch.
A kind of safety-type inflatable load switch proposed by the present invention, including mounting seat, the mounting seat are provided with housing,
And mounting seat and housing are formed in one structure, sulfur hexafluoride is filled with the housing, and housing is away from the side of mounting seat
Two rotation slots are provided with, rotation slot is provided with rotation hole, operating shaft is provided with the rotation slot near the side inwall of mounting seat,
The operating shaft is slidably connected with the inwall of rotation slot, and operating shaft is extended in housing by rotation hole, the operating shaft with
The inwall of rotation hole is slidably connected, and sealing device is provided between operating shaft and the inwall of rotation hole, and master is provided with the housing
Switching mechanism and earthed switch mechanism, the main switch mechanism and earthed switch mechanism are respectively positioned in mounting seat, and main switch machine
Structure and earthed switch mechanism are symmetricly set in the both sides of mounting seat, and the main switch mechanism is identical with earthed switch mechanism structure,
And including base, the base is provided with fixed contact pedestal, and base and is rotatably connected to be engaged with fixed contact pedestal dynamic and touches
Headstock, is connected with connecting lever on the movable contact block, and two connecting levers are connected with two operating shafts respectively, are provided between the base
Interlocking shaft, the interlocking shaft is rotated with mounting seat and is connected, and the both sides of interlocking shaft are equipped with drive rod, and the drive rod is away from connection
One end of lock shaft is connected with curved bar, and two curved bars are connected with two movable contact blocks respectively away from one end of drive rod.
Preferably, the periphery of the housing is provided with fixing hole, and fixed hole position in mounting seat.
Preferably, the sealing device is O-ring seals, and O-ring seals are sheathed in operating shaft.
Preferably, the mounting seat is provided with loose slot, and interlocking shaft is slidably connected with the inwall of loose slot.
In the present invention, a kind of safety-type inflatable load switch can drive movable contact block by operating shaft and connecting lever
It is mobile, switch closing and switch opening is carried out, by curved bar and drive rod interlocking shaft can be driven to rotate when movable contact block is moved, the present invention
Possesses interlock, simple to operate, simple structure, easy to use, low cost, operationally in the absence of potential safety hazard.
Brief description of the drawings
Fig. 1 is a kind of structural representation of safety-type inflatable load switch proposed by the present invention；
Fig. 2 is a kind of internal structure schematic diagram of safety-type inflatable load switch proposed by the present invention.
In figure：1 mounting seat, 2 housings, 3 rotation slots, 4 operating shafts, 5 main switch mechanisms, 6 earthed switch mechanisms, 7 bases, 8
Fixed contact pedestal, 9 movable contact blocks, 10 connecting levers, 11 interlocking shafts, 12 drive rods, 13 curved bars.
Specific embodiment
The present invention is made with reference to specific embodiment further explain.
Embodiment
With reference to Fig. 1-2, the present embodiment proposes a kind of safety-type inflatable load switch, including mounting seat 1, mounting seat 1
Be provided with housing 2, and mounting seat 1 and housing 2 are formed in one structure, be filled with sulfur hexafluoride in housing 2, and housing 2 away from
The side of mounting seat 1 is provided with two rotation slots 3, and rotation slot 3 is provided with rotation hole, rotation slot 3 near the side inwall of mounting seat 1
Operating shaft 4 is inside provided with, operating shaft 4 is slidably connected with the inwall of rotation slot 3, and operating shaft 4 extends to housing 2 by rotation hole
Interior, operating shaft 4 is slidably connected with the inwall of rotation hole, and sealing device, housing are provided between operating shaft 4 and the inwall of rotation hole
Main switch mechanism 5 and earthed switch mechanism 6 are provided with 2, main switch mechanism 5 and earthed switch mechanism 6 are respectively positioned in mounting seat 1,
And main switch mechanism 5 and earthed switch mechanism 6 are symmetricly set in the both sides of mounting seat 1, main switch mechanism 5 and earthed switch mechanism
6 structures are identical, and include base 7, and base 7 is provided with fixed contact pedestal 8, and base 7 and is rotatably connected to and the phase of fixed contact pedestal 8
The movable contact block 9 of cooperation, is connected with connecting lever 10 on movable contact block 9, and two connecting levers 10 are connected with two operating shafts 4 respectively, bottom
Interlocking shaft 11 is provided between seat 7, interlocking shaft 11 is rotated with mounting seat 1 and is connected, and the both sides of interlocking shaft 11 are equipped with drive rod 12,
Drive rod 12 is connected with curved bar 13 away from one end of interlocking shaft 11, two curved bars 13 away from drive rod 12 one end respectively with two
Movable contact block 9 is connected.
In the present embodiment, the periphery of housing 2 is provided with fixing hole, and fixed hole position in mounting seat 1, and sealing device is O shapes
Sealing ring, and O-ring seals are sheathed in operating shaft 4, mounting seat 1 is provided with loose slot, and interlocking shaft 11 is interior with loose slot
Wall is slidably connected, and a kind of safety-type inflatable load switch can drive movable contact block 9 to move by operating shaft 4 and connecting lever 10,
Switch closing and switch opening is carried out, interlocking shaft 11 can be driven to rotate when movable contact block 9 is moved by curved bar 13 and drive rod 12, this hair
It is bright to possess interlock, simple to operate, simple structure, easy to use, low cost, operationally in the absence of potential safety hazard.
In the present embodiment, when main switch closes a floodgate, the operating shaft 4 that rotation is connected with main switch mechanism 5, the operating shaft of main switch
4 drive movable contact block 9 near fixed contact pedestal 8 through connecting lever 10, complete to close a floodgate, while the movable contact block 9 of main switch is moved through interlocking
The curved bar 13 and drive rod 12 of the side of axle 11 drive interlocking shaft 11 to rotate, and interlocking shaft 11 rotates the driving through the opposite side of interlocking shaft 11
Bar 12 and curved bar 13 drive the movable contact block 9 of earthed switch away from fixed contact pedestal 8, complete interlock.
The above, the only present invention preferably specific embodiment, but protection scope of the present invention is not limited thereto,
Any one skilled in the art the invention discloses technical scope in, technology according to the present invention scheme and its
Inventive concept is subject to equivalent or change, should all be included within the scope of the present invention.
Claims (4)
1. a kind of safety-type inflatable load switch, including mounting seat（1）, it is characterised in that the mounting seat（1）It is provided with shell
Body（2）, and mounting seat（1）And housing（2）Be formed in one structure, the housing（2）It is interior filled with sulfur hexafluoride, and housing
（2）Away from mounting seat（1）Side be provided with two rotation slots（3）, rotation slot（3）Near mounting seat（1）Side inwall on set
There are rotation hole, the rotation slot（3）Inside it is provided with operating shaft（4）, the operating shaft（4）With rotation slot（3）Inwall be slidably connected,
And operating shaft（4）Housing is extended to by rotation hole（2）It is interior, the operating shaft（4）Inwall with rotation hole is slidably connected, and behaviour
Make axle（4）Sealing device, the housing are provided with and the inwall of rotation hole between（2）Inside it is provided with main switch mechanism（5）Opened with ground connection
Shutting mechanism（6）, the main switch mechanism（5）With earthed switch mechanism（6）It is respectively positioned on mounting seat（1）On, and main switch mechanism（5）
With earthed switch mechanism（6）It is symmetricly set in mounting seat（1）Both sides, the main switch mechanism（5）With earthed switch mechanism（6）
Structure is identical, and includes base（7）, the base（7）It is provided with fixed contact pedestal（8）, and base（7）On be rotatably connected to
Fixed contact pedestal（8）The movable contact block being engaged（9）, the movable contact block（9）On be connected with connecting lever（10）, and two connecting levers（10）
Respectively with two operating shafts（4）Connection, the base（7）Between be provided with interlocking shaft（11）, the interlocking shaft（11）With mounting seat
（1）Rotate connection, and interlocking shaft（11）Both sides be equipped with drive rod（12）, the drive rod（12）Away from interlocking shaft（11）'s
One end is connected with curved bar（13）, two curved bars（13）Away from drive rod（12）One end respectively with two movable contact blocks（9）Connection.
2. a kind of safety-type inflatable load switch according to claim 1, it is characterised in that the housing（2）Week
While fixing hole is provided with, and fixed hole position is in mounting seat（1）On.
3. a kind of safety-type inflatable load switch according to claim 1, it is characterised in that the sealing device is O
Shape sealing ring, and O-ring seals are sheathed on operating shaft（4）On.
4. a kind of safety-type inflatable load switch according to claim 1, it is characterised in that the mounting seat（1）On
It is provided with loose slot, and interlocking shaft（11）Inwall with loose slot is slidably connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611239519.0A CN106710949A (en) | 2016-12-28 | 2016-12-28 | Safe inflatable load switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611239519.0A CN106710949A (en) | 2016-12-28 | 2016-12-28 | Safe inflatable load switch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106710949A true CN106710949A (en) | 2017-05-24 |
Family
ID=58903741
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611239519.0A Pending CN106710949A (en) | 2016-12-28 | 2016-12-28 | Safe inflatable load switch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106710949A (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201393003Y (en) * | 2009-01-05 | 2010-01-27 | 浙宝电气(杭州)集团有限公司 | Load switch of inflatable ring network switching device |
| CN104319164A (en) * | 2014-11-05 | 2015-01-28 | 湖州电力设备成套有限公司 | Vacuum load switch |
| US20160190779A1 (en) * | 2014-12-31 | 2016-06-30 | Lsis Co., Ltd. | Transformer position adjustment preventing device of switchboard |
-
2016
- 2016-12-28 CN CN201611239519.0A patent/CN106710949A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201393003Y (en) * | 2009-01-05 | 2010-01-27 | 浙宝电气(杭州)集团有限公司 | Load switch of inflatable ring network switching device |
| CN104319164A (en) * | 2014-11-05 | 2015-01-28 | 湖州电力设备成套有限公司 | Vacuum load switch |
| US20160190779A1 (en) * | 2014-12-31 | 2016-06-30 | Lsis Co., Ltd. | Transformer position adjustment preventing device of switchboard |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170524 |
|
| RJ01 | Rejection of invention patent application after publication |