CN104952648B - A kind of Grunding switch gear device - Google Patents
A kind of Grunding switch gear device Download PDFInfo
- Publication number
- CN104952648B CN104952648B CN201510346501.XA CN201510346501A CN104952648B CN 104952648 B CN104952648 B CN 104952648B CN 201510346501 A CN201510346501 A CN 201510346501A CN 104952648 B CN104952648 B CN 104952648B
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- Prior art keywords
- conductor
- connecting lever
- contact
- static
- collar
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Classifications
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- 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
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H1/00—Contacts
- H01H1/06—Contacts characterised by the shape or structure of the contact-making surface, e.g. grooved
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H1/00—Contacts
- H01H1/64—Protective enclosures, baffle plates, or screens for contacts
Landscapes
- Driving Mechanisms And Operating Circuits Of Arc-Extinguishing High-Tension Switches (AREA)
Abstract
A kind of Grunding switch gear device of the present invention, including first body and second body connected as one by insulation board, the transmission device and the second conductor being arranged in first body, it is arranged on the 3rd conductor and the 4th conductor in second body, and the first conductor being arranged between first body and insulation board；First conductor is electrically connected by the first spring touch finger with the second conductor, and outside is electrically connected by connecting line with second body；3rd conductor one end is fixed in second body by insulating part, and the other end is electrically connected by second spring fingertip with the 4th conductor；The side of 3rd conductor is provided with the static contact with the inserted terminal cooperation of the second conductor；Transmission device includes the first connecting lever being fixedly connected sequentially, the second connecting lever and the rotating shaft set through first body；First connecting lever is arranged on the inside of first body, and its free end connects the drive end of the second conductor；Second connecting lever is arranged on the outside of first body, and its free end connects the output end of drive mechanism.
Description
Technical field
The present invention relates to high voltage electric switch apparatus field, specially a kind of Grunding switch gear device.
Background technology
In current primary cut-out field, combined electrical apparatus product needs Grunding switch gear device, when product is overhauled, is
The safety of maintainer is ensured, realizes that inner conductor needs reliable ground, and can realize rapid grounding, but existing structure
Complex, point contact uses Mume flower contact, and volume is big, and reliability is low, and the scope of application is small.
The content of the invention
For problems of the prior art, the present invention provides a kind of assembling simply, and dependable performance is with low cost, energy
Enough meet reliable ground switching device.
A kind of Grunding switch gear device, including first body and second body connected as one by insulation board, are arranged on
Transmission device and the second conductor in first body, are arranged on the 3rd conductor and the 4th conductor in second body, and set
The first conductor between first body and insulation board；
First conductor is electrically connected by the first spring touch finger with the second conductor, and outside passes through connecting line and second body
Electrical connection；
3rd conductor one end is fixed in second body by insulating part, and the other end is led by second spring fingertip with the 4th
Body is electrically connected；The side of 3rd conductor is provided with the static contact with the inserted terminal cooperation of the second conductor；
Transmission device includes the first connecting lever being fixedly connected sequentially, the second connecting lever and the rotating shaft set through first body；
First connecting lever is arranged on the inside of first body, and its free end connects the drive end of the second conductor；Second connecting lever is arranged on first
The outside of the body, its free end connects the output end of drive mechanism.
It is preferred that, it is provided with outside static contact on the first shielding being fixed on the 3rd conductor, static contact and sets quiet arc to touch
Head；When the second conductor and static contact feed motion, the second conductor is first contacted with static arc contact；When the second conductor and static contact point
When lock is acted, the second conductor after static arc contact with separating.
It is preferred that, the first conductor is provided with first collar for limiting the second conductor linear motion；First collar
The first spring touch finger is arranged on close to one end of the second conductor.
It is preferred that, spacing dress is respectively arranged with outside first body in the both direction of the rotation path of the second connecting lever
Put.
It is preferred that, the drive end of the second conductor sets strip grooves, and the free end of the first connecting lever is hinged on strip by pivot pin
In groove.
It is preferred that, the inserted terminal of the second conductor sets copper tungsten contact.
It is preferred that, the 3rd conductor is provided with second collar for limiting the 4th conductor linear motion；Second collar
Second spring fingertip is arranged on close to one end of the 4th conductor.
It is preferred that, the junction of the 3rd conductor and insulating part is provided with secondary shielding.
It is preferred that, rotating shaft is rotatably connected on first body by being arranged on the bearing of the first connecting lever both sides, and rotating shaft is located at
One end inside first body sets back-up ring, and the other end sets oil sealing between bearing and the first connecting lever.
The present invention is to be achieved through the following technical solutions：Compared with prior art, the present invention has following beneficial skill
Art effect：
The present invention is set by the linkage of inside and outside two connecting levers in transmission device so that the operation exported in drive mechanism is moved
Power, can realize that two-stage accelerates, so as to ensure that the fast operating to divide-shut brake and execution, simultaneously using the rotation of two-stage connecting lever
Flexibly, mechanism is simple, and controllability is good for the rotation of connecting lever；Simultaneously by the use of the first conductor and the 4th conductor as the output end of wiring,
And be connected respectively with the second conductor and the 3rd conductor by spring touch finger, separated so that action conductor be realized with wire conductors,
On the one hand the reliable and stability of action is ensure that, will not be influenceed by wiring position and mode of connection etc., on the other hand
The reliable and stability of wiring is ensure that, butted line is influenceed when will not be moved by divide-shut brake, and be easy to respectively to each
Conductor is safeguarded and changed, and structure is simpler, easy to maintenance quick, reasonable in design ingenious, with low cost to be beneficial to processing, is led to
Disconnected performance and switching performance are very reliable, can directly open wide and use, can also seal certain gas and be operated, and fit
Answer scope wide.
Further, shielding is arranged on static contact, and static contact is arranged on conductor, and installation method saves space, connection
Reliably, dynamic side uses screw-contact, and through-current capability is big, good conductivity.Quiet side uses finger-type fingertip, and connection is reliable, structure
Simply, ablation can be prevented with copper tungsten in shielding.
Further, polytetrafluoroethylmaterial material is used by first collar, band lubricating function, wearability is good, Ke Yiding
Position moving contact.
Further, the stopping means that can be adjusted, it is ensured that the stroke of contact is in prescribed limit.
Further, using strip grooves and pin activity be hinged after, can rotary motion rotate for linear motion, and
Save space.
Further, the regulation of stopping means is passed through, it is ensured that the stroke of contact is in prescribed limit.
Further, earthed switch produces electric arc in interrupting process, and the resistance to ablation of copper tungsten contact can improve the longevity of contact
Life.
Further, back-up ring and the progress of the first cover plate countershaft are spacing, can prevent pivot pin from being come off in rotation process.
Brief description of the drawings
Fig. 1 is the gate-dividing state schematic diagram of structure described in present example.
Fig. 2 is the "on" position schematic diagram of structure described in present example.
Fig. 3 is transmission device schematic diagram in structure described in present example.
Fig. 4 is Fig. 3 A-A direction views.
In figure：1 is the first shielding；2 be static contact；3 be static arc contact；4 be insulation board；5 be the first conductor；6 be first
Spring touch finger；7 be first collar；8 be first body；9 be the second conductor；10 be pivot pin；11 be the first connecting lever；12 be connection
Line；13 be insulating part；14 be second body；15 be secondary shielding；16 be the 3rd conductor；17 be the second fingertip；18 lead for the 4th
Body；19 be the first cover plate；20 be back-up ring；21 be axle envelope；22 be bearing；23 be rotating shaft；24 be the second connecting lever；25 be the second lid
Plate；26 be stopping means.
Embodiment
With reference to specific embodiment, the present invention is described in further detail, it is described be explanation of the invention and
It is not to limit.
A kind of Grunding switch gear device of the present invention, as shown in figure 1, first body 8 and second body 14 are connected, the first connecting lever 11
The second conductor 9 is controlled to act in the horizontal direction, the second conductor 9 is connected with the first conductor 5 by the first spring touch finger 6, the first screen
Cover 1 and static contact 2 be arranged on the 3rd conductor 16 on, when the second conductor 9 is moved right, connected with static contact 2, the 3rd conductor 16
Insulate by the support of insulating part 13 and with second body 14, rotating shaft 23 connects the first connecting lever 11 and the second connecting lever 24, the second connecting lever
24 is spacing by stopping means 26.
Specifically, as depicted in figs. 1 and 2, the first connecting lever 11 is connected on first body 8, and can be rotated；First connecting lever
11 are connected with the second conductor 9 by pivot pin 10, and pivot pin 10 can be slided in the strip hole of the second conductor 9, the first connecting lever
11 the second conductors 9 of control are moved horizontally；Second conductor 9 is connected by the first spring touch finger 6 with the first conductor 5, and second leads
Body 9 is limited by first collar 7 on the first conductor 5, realizes that level is slided, and the head of the second conductor 9 carries copper tungsten contact；In
There is insulation board 4 between one body 8 and second body 14, first body 8 is connected between second body 14 by connecting line 12, and even
Connecing 12 can conveniently remove, 14 non-conductive between first body 8 and second body after dismounting；Shielding 1 and static contact 2 are arranged on the 3rd
On conductor 16；4th conductor 18 is connected by second spring fingertip 17 with the 3rd conductor 16, and the 4th conductor 18 is led by the 3rd
Second collar limitation on body 5；Insulating part 13 supports the 3rd conductor 16, and has in insulating part 13 and the junction of the 3rd conductor 16
Secondary shielding 15.
As shown in Figure 3 and Figure 4, the first connecting lever 11 and second and connecting lever 24 are all connected with rotating shaft 23, one end of rotating shaft 23
Being provided with back-up ring 20 prevents rotating shaft 23 from being come off from right side, and rotating shaft 23 is spacing by bearing 22, can be rotated, the energy of oil sealing 21
It is enough in sealing；Second connecting lever 24 being capable of 23 rotation, and around the shaft spacing by stopping means 26.
In operating in actual use, during combined floodgate, in Fig. 1, the second connecting lever 24 is rotated clockwise, and is turned due to second
Arm is spacing by device 26, can only be rotated in certain scope, drives rotating shaft 23 to rotate, in Fig. 1, and rotating shaft 23 drives first
Connecting lever 11 is rotated clockwise, and pivot pin 10 is slided in the second conductor 9, promotes the second conductor 9 to move right, the second conductor 9
First contact, then contacted with static contact 2 with static arc contact 3, until in-place closing.
In operating in actual use, during separating brake, in fig. 2, the counterclockwise rotates of the second connecting lever 24 are turned due to second
Arm is spacing by device 26, can only be rotated in certain scope, drives rotating shaft 23 to rotate, in Fig. 1, and axle 23 drives first to turn
The counterclockwise rotates of arm 11, pivot pin 10 is slided in the second conductor 9, promotes the second conductor 9 to left movement, the second conductor 9 is first
Separate, then separated again with static arc contact 3 with static contact 2, until separating brake in place.
Above content is to combine specific preferred embodiment further description made for the present invention, it is impossible to assert
The embodiment of the present invention is only limitted to this, for general technical staff of the technical field of the invention, is not taking off
On the premise of from present inventive concept, some simple deduction or replace can also be made, the present invention should be all considered as belonging to by institute
Claims of submission determine scope of patent protection.
Claims (3)
1. a kind of Grunding switch gear device, it is characterised in that including first body (8) that is connected as one by insulation board (4) and
Second body (14), the transmission device being arranged in first body (8) and the second conductor (9), are arranged in second body (14)
The 3rd conductor (16) and the 4th conductor (18), and the first conductor being arranged between first body (8) and insulation board (4)
(5)；
Electrically connected inside described the first conductor (5) by the first spring touch finger (6) with the second conductor (9), it is outside to pass through connection
Line (12) is electrically connected with second body (14)；
The 3rd described conductor (16) one end is fixed in second body (14) by insulating part (13), and the other end passes through the second bullet
Spring fingertip (17) is electrically connected with the 4th conductor (18)；The side of 3rd conductor (16) is provided with the inserted terminal with the second conductor (9)
The static contact (2) of cooperation；
Described transmission device includes the first connecting lever (11) for being fixedly connected sequentially, the second connecting lever (24) and through first body
(8) rotating shaft (23) set；First connecting lever (11) is arranged on the inside of first body (8), and its free end connects the second conductor (9)
Drive end；Second connecting lever (24) is arranged on the outside of first body (8), and its free end connects the output end of drive mechanism；
First conductor (5) is internally provided with first collar (7) for limiting the second conductor (9) linear motion；First collar (7)
The first spring touch finger (6) is arranged on close to one end of the second conductor (9)；
The drive end of second conductor (9) sets strip grooves, and the free end of the first connecting lever (11) is hinged on strip by pivot pin (10)
In groove；
3rd conductor (16) is internally provided with second collar for limiting the 4th conductor (18) linear motion；Second collar is set
In second spring fingertip (17) close to one end of the 4th conductor (18)；
The first shielding being fixed on the 3rd conductor (16) is provided with outside static contact (2), static contact sets static arc contact on (2)
(3)；When the second conductor (9) and static contact (2) feed motion, the second conductor (9) is first contacted with static arc contact (3)；When second
When conductor (9) is acted with static contact (2) separating brake, the second conductor (9) is separated afterwards with static arc contact (3)；
Outside first body (8) stopping means is respectively arranged with the both direction of the rotation path of the second connecting lever (24)
(26)；
The junction of 3rd conductor (16) and insulating part (13) is provided with secondary shielding (15).
2. a kind of Grunding switch gear device according to claim 1, it is characterised in that the inserted terminal of the second conductor (9) is set
Copper tungsten contact.
3. a kind of Grunding switch gear device according to claim 1, it is characterised in that rotating shaft (23) is turned by being arranged on first
The bearing (22) of arm (11) both sides is rotatably connected on first body (8), and rotating shaft (23) is located at the internal one end of first body (8)
Back-up ring (20) is set, and the other end sets oil sealing (21) between bearing (22) and the first connecting lever (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510346501.XA CN104952648B (en) | 2015-06-19 | 2015-06-19 | A kind of Grunding switch gear device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510346501.XA CN104952648B (en) | 2015-06-19 | 2015-06-19 | A kind of Grunding switch gear device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104952648A CN104952648A (en) | 2015-09-30 |
| CN104952648B true CN104952648B (en) | 2017-09-12 |
Family
ID=54167231
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510346501.XA Active CN104952648B (en) | 2015-06-19 | 2015-06-19 | A kind of Grunding switch gear device |
Country Status (1)
| Country | Link |
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| CN (1) | CN104952648B (en) |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201122523Y (en) * | 2008-05-14 | 2008-09-24 | 湖南天鹰高压开关电器有限公司 | Fast grounding switch for high voltage electrical apparatus |
| CN201378523Y (en) * | 2009-03-28 | 2010-01-06 | 山东泰开高压开关有限公司 | Novel flexible static arc contact |
| CN201378537Y (en) * | 2009-04-03 | 2010-01-06 | 浙江开关厂有限公司 | Isolating switch with quick separation function |
| CN202454478U (en) * | 2012-02-27 | 2012-09-26 | 山东兴驰高压开关有限公司 | Three-position switch |
| JP6219105B2 (en) * | 2013-09-20 | 2017-10-25 | 株式会社東芝 | Switch |
| CN103839723B (en) * | 2014-03-20 | 2015-09-30 | 四川新良大厦有限责任公司 | The high-power isolating switch of a kind of AC and DC |
| CN104332335A (en) * | 2014-11-25 | 2015-02-04 | 正泰电气股份有限公司 | High-speed grounding switch |
-
2015
- 2015-06-19 CN CN201510346501.XA patent/CN104952648B/en active Active
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| Publication number | Publication date |
|---|---|
| CN104952648A (en) | 2015-09-30 |
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