CN108417435A - A kind of switch for preventing electric arc from generating - Google Patents
A kind of switch for preventing electric arc from generating Download PDFInfo
- Publication number
- CN108417435A CN108417435A CN201810436873.5A CN201810436873A CN108417435A CN 108417435 A CN108417435 A CN 108417435A CN 201810436873 A CN201810436873 A CN 201810436873A CN 108417435 A CN108417435 A CN 108417435A
- Authority
- CN
- China
- Prior art keywords
- switch
- pylon
- electric arc
- insulating supporting
- close
- 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.)
- Withdrawn
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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
- H01H33/60—Switches wherein the means for extinguishing or preventing the arc do not include separate means for obtaining or increasing flow of arc-extinguishing fluid
- H01H33/66—Vacuum switches
Landscapes
- Driving Mechanisms And Operating Circuits Of Arc-Extinguishing High-Tension Switches (AREA)
Abstract
The invention discloses a kind of switches for preventing electric arc from generating,Including switch pedestal,The upside of the switch pedestal is equipped with symmetrical the first insulating supporting pylon and the second insulating supporting pylon,The upside centre position of the switch pedestal is equipped with operation babinet,The centre position of the operation case lid is equipped with pylon guide rail,The bosom position of the operation babinet is equipped with two groups of symmetrical runners,The eccentric position of the runner is connected with one end of connecting rod by rotation axis,Flexible sealing sleeve pipe inner air can be sucked out by vacuum air pump can greatly prevent the generation of electric arc so as to form vacuum environment in moving contact and static contact separation,It avoids adversely affecting the current lead-through performance of switch,Slide bar is equipped with spring close to the external side centre position of pylon guide rail can improve security protection performance,Prevent the unexpected contact of moving contact and static contact,It is easy to use.
Description
Technical field
The present invention relates to switching technique field, specially a kind of switch for preventing electric arc from generating.
Background technology
During the usually use of switch, when electric power personnel need with electrically disconnected disconnecting switch when, moving contact with it is quiet
Contact is detached from a flash, it is easy to generate electric arc, the contact portion so as to cause moving contact and static contact is burnt, and is reduced
The current lead-through performance of disconnecting switch, shortens service life, and security risk, such as application publication number are caused to staff
201220674985.2 patent, which discloses one kind, having extinguishing arc structure disconnecting switch, including moving contact and static contact, described dynamic
One end that contact is contacted with static contact is provided with dynamic muffler, and the position that the static contact corresponds to dynamic muffler is provided with quiet extinguishing arc
Piece, both the dynamic muffler and quiet muffler are faded to mutually in moving contact and static contact separation process by being mutually not in contact with each other
Contact, then become not contacting completely, it is of the present invention that there is extinguishing arc structure disconnecting switch, by the moving contact and stationary contact
One end of head contact is provided with dynamic muffler, but the above patent is in use, can not prevent the generation of electric arc, avoids pair
The current lead-through performance of switch adversely affects, and security protection performance is relatively low, inconvenient for use.
A kind of switch for preventing electric arc from generating is we provided thus.
Invention content
The technical problem to be solved by the present invention is to overcome the existing defects, provides a kind of switch for preventing electric arc from generating, can
Greatly to prevent the generation of electric arc, avoiding adversely affecting the current lead-through performance of switch, security protection performance is higher,
It is easy to use, it can effectively solve the problems in background technology.
To achieve the above object, the present invention provides the following technical solutions：A kind of switch for preventing electric arc from generating, including switch
The upside of pedestal, the switch pedestal is equipped with symmetrical the first insulating supporting pylon and the second insulating supporting pylon, described
The upside centre position of first insulating supporting pylon and the second insulating supporting pylon is equipped with column slot, the internal ground of the column slot
It is equipped with static contact, one end of electric lead is connected on the downside of the static contact, the other end of the electric lead is each passed through
One insulating supporting pylon and the second insulating supporting pylon are simultaneously connected with conducting wire connection ring, the upside centre position of the switch pedestal
Equipped with operation babinet, the upside of the operation babinet is connected with operation case lid by hexagon socket head cap screw, in the operation case lid
Meta position has installed pylon guide rail, and the bosom position of the operation babinet is equipped with two groups of symmetrical runners, the runner
Eccentric position one end of connecting rod is connected with by rotation axis, the other end of the connecting rod, which is connected through the hinge, the one of slide bar
The other end at end, the slide bar passes through pylon guide rail and is connected with connecting pole, and the slide bar is set on the outside of one end of connecting pole
There are spring, the upside of the connecting pole to be connected with branch sleeve by hexagon socket head cap screw, the upside of the branch sleeve, which is equipped with, leads
The external side of battery plate, the switch pedestal is equipped with rotor plate, and the switch pedestal is equipped with control close to the side of rotor plate and opens
It closes.
As a preferred technical solution of the present invention, the both sides of the switch pedestal are equipped with two groups of symmetrical installations
The bosom position of plate, the mounting plate is equipped with mounting hole.
As a preferred technical solution of the present invention, the rotor plate is connected with shaft close to the side of switch pedestal
The other end of one end, the shaft passes through switch pedestal and is connect with runner.
As a preferred technical solution of the present invention, side of the rotor plate far from switch pedestal is equipped with turning handle, institute
It states switch pedestal and is equipped with three groups of slots identified above being angularly distributed close to the side of rotor plate.
As a preferred technical solution of the present invention, the conductive plate is equipped with moving contact close to the side of static contact,
The conductive plate is equipped with annular through groove close to the side of moving contact, and the annular through groove is internally provided with first annular sealing
Pad.
As a preferred technical solution of the present invention, the first insulating supporting pylon and the second insulating supporting pylon lean on
The side of nearly first annular gasket is equipped with flexible sealing sleeve pipe, and the second annular is equipped on the upside of the flexible sealing sleeve pipe
Gasket.
As a preferred technical solution of the present invention, the side interior of the flexible sealing sleeve pipe is equipped with second and leads to
The interior side of gas head, the switch pedestal is equipped with vacuum air pump, and the side of the vacuum air pump is connected with one end of gas-guide tube,
The other end of the gas-guide tube is connect with the second ventilation head, and the other side of the vacuum air pump is connected with first by snorkel and leads to
Gas head, the input terminal of the output end electrical connection vacuum air pump of the control switch.
As a preferred technical solution of the present invention, the interior side of the flexible sealing sleeve pipe is equipped with symmetrical
Two groups of limiting plates, the first insulating supporting pylon and the second insulating supporting pylon are respectively connected with branch close to the side of limiting plate
The other end of one end of strut, the supporting rod is connected with support plate.
It is equipped with and stores close to the side of operation babinet as a preferred technical solution of the present invention, inside the switch pedestal
Battery, the input terminal of the output end electrical connection control switch of the accumulator.
As a preferred technical solution of the present invention, the shaft is equipped with limit pylon, institute close to one end of runner
Shaft is stated to connect with limit pylon by bearing.
Compared with prior art, the beneficial effects of the invention are as follows：It can will be inside flexible sealing sleeve pipe by vacuum air pump
Air is sucked out can greatly prevent the generation of electric arc so as to form vacuum environment in moving contact and static contact separation, keep away
Exempt to adversely affect the current lead-through performance of switch, slide bar is equipped with spring close to the external side centre position of pylon guide rail
Security protection performance can be improved, the unexpected contact of moving contact and static contact is prevented, it is easy to use.
Description of the drawings
Fig. 1 is schematic structural view of the invention；
Fig. 2 is right side structural representation of the present invention；
Fig. 3 is present invention looks up structural representation of the present invention；
Fig. 4 is partial enlargement structural representation at A of the present invention.
In figure：1 switch pedestal, 2 first insulating supporting pylons, 3 control switches, 4 logo slots, 5 rotor plates, 6 turning handles, 7 behaviour
Make babinet, 8 operation case lids, 9 conductive plates, 10 second insulating supporting pylons, 11 gas-guide tubes, 12 moving contacts, 13 flexible sealing sleeve pipes,
14 mounting plates, 15 mounting holes, 16 pylon guide rails, 17 springs, 18 branch sleeves, 19 connecting poles, 20 static contacts, 21 vacuum air pumps,
22 slide bars, 23 shafts, 24 connecting rods, 25 runners, 26 accumulators, 27 conducting wire connection rings, 28 first ventilation heads, 29 limit pylons, 30
First annular gasket, 31 second Gask-O-Seals, 32 second ventilation heads, 33 supporting rods, 34 support plates, 35 limiting plates.
Specific implementation mode
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation describes, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
- 4 are please referred to Fig.1, the present invention provides a kind of technical solution：A kind of switch for preventing electric arc from generating, including switch bottom
The upside of seat 1, switch pedestal 1 is equipped with symmetrical the first insulating supporting pylon 2 and the second insulating supporting pylon 10, and first absolutely
Edge supports the upside centre position of pylon 2 and the second insulating supporting pylon 10 to be equipped with column slot, and the internal ground of column slot is equipped with
The downside of static contact 20, static contact 20 is connected with one end of electric lead, and the other end of electric lead is each passed through the first insulating supporting
Pylon 2 and the second insulating supporting pylon 10 are simultaneously connected with conducting wire connection ring 27, for being connect with external electrical leads, switch pedestal 1
Upside centre position be equipped with operation babinet 7, operate babinet 7 upside by hexagon socket head cap screw be connected with operation case lid 8, operation
The centre position of case lid 8 is equipped with pylon guide rail 16, and the bosom position of operation babinet 7 is equipped with two groups of symmetrical runners
25, the eccentric position of runner 25 is connected with one end of connecting rod 24 by rotation axis, and the other end of connecting rod 24 is connected through the hinge and has
The other end of one end of slide bar 22, slide bar 22 passes through pylon guide rail 16 and is connected with connecting pole 19, and slide bar 22 is close to connecting pole 19
One end on the outside of be equipped with spring 17, for preventing conductive plate 9 from falling, avoid unexpected closure, cause contingency, connecting pole 19
Upside is connected with branch sleeve 18 by hexagon socket head cap screw, and the upside of branch sleeve 18 is equipped with conductive plate 9, switch pedestal 1 it is outer
Portion side is equipped with rotor plate 5, and switch pedestal 1 is equipped with control switch 3 close to the side of rotor plate 5.
The both sides of switch pedestal 1 are equipped with two groups of symmetrical mounting plates 14, and the bosom position of mounting plate 14 is all provided with
There is mounting hole 15.The mounting hole 15 being internally provided with by mounting plate 14 can connect in order to switch pedestal 1 and external installation.
Rotor plate 5 is connected with one end of shaft 23 close to the side of switch pedestal 1, and the other end of shaft 23 passes through switch bottom
Seat 1 is simultaneously connect with runner 25.
Side of the rotor plate 5 far from switch pedestal 1 be equipped with turning handle 6, switch pedestal 1 close to the side of rotor plate 5 be equipped with etc.
Three groups of slots 4 identified above of angular distribution.Switch closed procedure is carried out convenient for staff by turning handle 6, and passes through logo slot 4
Rotational angle is differentiated, to judge whether moving contact 12 detaches with static contact 20.
Conductive plate 9 is equipped with moving contact 12 close to the side of static contact 20, and conductive plate 9 is all provided with close to the side of moving contact 12
There are annular through groove, annular through groove to be internally provided with first annular gasket 30.
First insulating supporting pylon 2 and the second insulating supporting pylon 10 are equipped with close to the side of first annular gasket 30
The upside of flexible sealing sleeve pipe 13, flexible sealing sleeve pipe 13 is equipped with the second Gask-O-Seal 31.Pass through first annular gasket
30 and second the cooperation of Gask-O-Seal 31 flexible sealing sleeve pipe 13 can be made to form sealed environment, convenient for by flexible sealing sleeve pipe 13
Inner air is sucked out, and forms vacuum.
The side interior of flexible sealing sleeve pipe 13 is equipped with the second ventilation head 32, and the interior side of switch pedestal 1 is equipped with
Vacuum air pump 21, the side of vacuum air pump 21 are connected with one end of gas-guide tube 11, the other end of gas-guide tube 11 and the second ventilation head
The other side of 32 connections, vacuum air pump 21 is connected with the first ventilation head 28, the output end electrical connection of control switch 3 by snorkel
The input terminal of vacuum air pump 21.
The interior side of flexible sealing sleeve pipe 13 is equipped with two groups of symmetrical limiting plates 35, the first insulating supporting pylon
2 and second insulating supporting pylon 10 be respectively connected with one end of supporting rod 33 close to the side of limiting plate 35, supporting rod 33 it is another
End is connected with support plate 34.For being supported limit to flexible sealing sleeve pipe 13.
1 inside of switch pedestal is equipped with accumulator 26, the output end electrical connection control of accumulator 26 close to the side of operation babinet 7
Make the input terminal of switch 3.
Shaft 23 is equipped with limit pylon 29 close to one end of runner 25, and shaft 23 is connected by bearing and limit pylon 29
It connects.
When in use：Rotor plate 5 is driven to rotate by rotating turning handle 6 first, the rotation of rotor plate 5 drives shaft 23 to rotate,
The rotation of shaft 23 drives runner 25 to rotate, and the rotation of runner 25 is moved eccentric position and rotated by rotating the connecting rod 24 of axis connection, even
The rotation of bar 24 is shaken the slide bar 22 that one end is connected through the hinge and is moved along the axis direction of pylon guide rail 16, and slide bar 22 moves band
Moving conductive plate 9 moves, and the movement of conductive plate 9 drives moving contact 12 and static contact 20 to open and close and detaches, by moving contact 12 and static contact
When 20 separation, flexible sealing sleeve pipe 13 is set to form sealing ring by first annular gasket 30 and the cooperation of the second Gask-O-Seal 31
Then vacuum air pump 21 is opened in border by controlling the control of switch 3, air in flexible sealing sleeve pipe 13 is sucked out vacuum air pump 21,
Vacuum environment is formed, moving contact 12 is detached with static contact 20 then and is detached by rotating turning handle 6, logo slot can be passed through
4 pairs of rotational angles are differentiated, can be anti-by spring 17 after separation to judge whether moving contact 12 detaches with static contact 20
Only conductive plate 9 is fallen, and is avoided unexpected closure, is caused contingency, to improve safety.
13 inner air of flexible sealing sleeve pipe can be sucked out so as in moving contact by vacuum air pump 21 by the present invention
12 and static contact 20 form vacuum environment when detaching and can greatly prevent the generation of electric arc, avoid the current conduction to switch
It can adversely affect, slide bar 22 can improve safety close to the external side centre position of pylon guide rail 16 equipped with spring 17 to be prevented
Performance is protected, the unexpected contact of moving contact 12 and static contact 20 is prevented, it is easy to use.
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
Understanding without departing from the principles and spirit of the present invention can carry out these embodiments a variety of variations, modification, replace
And modification, the scope of the present invention is defined by the appended.
Claims (10)
1. a kind of switch for preventing electric arc from generating, including switch pedestal (1), it is characterised in that：The upside of the switch pedestal (1)
Equipped with symmetrical the first insulating supporting pylon (2) and the second insulating supporting pylon (10), the first insulating supporting pylon
(2) and the upside centre position of the second insulating supporting pylon (10) is equipped with column slot, and the internal ground of the column slot is equipped with quiet
Contact (20), one end of electric lead is connected on the downside of the static contact (20), and the other end of the electric lead is each passed through
One insulating supporting pylon (2) and the second insulating supporting pylon (10) are simultaneously connected with conducting wire connection ring (27), the switch pedestal (1)
Upside centre position be equipped with operation babinet (7), it is described operation babinet (7) upside control box is connected with by hexagon socket head cap screw
It covers (8), the centre position of the operation case lid (8) is equipped with pylon guide rail (16), the bosom position of the operation babinet (7)
Equipped with two groups of symmetrical runners (25), the eccentric position of the runner (25) is connected with the one of connecting rod (24) by rotation axis
End, the other end of the connecting rod (24) are connected through the hinge and have one end of slide bar (22), and the other end of the slide bar (22) passes through
Pylon guide rail (16) is simultaneously connected with connecting pole (19), and the slide bar (22) is equipped with spring on the outside of one end of connecting pole (19)
(17), the upside of the connecting pole (19) is connected with branch sleeve (18) by hexagon socket head cap screw, the branch sleeve (18)
Upside is equipped with conductive plate (9), and the external side of the switch pedestal (1) is equipped with rotor plate (5), and the switch pedestal (1) is close
The side of rotor plate (5) is equipped with control switch (3).
2. a kind of switch for preventing electric arc from generating according to claim 1, it is characterised in that：The switch pedestal (1)
Both sides are equipped with two groups of symmetrical mounting plates (14), and the bosom position of the mounting plate (14) is equipped with mounting hole
(15)。
3. a kind of switch for preventing electric arc from generating according to claim 1, it is characterised in that：The rotor plate (5) is close
The side of switch pedestal (1) is connected with one end of shaft (23), the other end of the shaft (23) pass through switch pedestal (1) and with
Runner (25) connects.
4. a kind of switch for preventing electric arc from generating according to claim 1, it is characterised in that：The rotor plate (5) is separate
The side of switch pedestal (1) is equipped with turning handle (6), and the switch pedestal (1) is equipped with close to the side of rotor plate (5) to be angularly distributed
Three groups of slots (4) identified above.
5. a kind of switch for preventing electric arc from generating according to claim 1, it is characterised in that：The conductive plate (9) is close
The side of static contact (20) is equipped with moving contact (12), and the conductive plate (9) is equipped with annular close to the side of moving contact (12)
Straight slot, the annular through groove are internally provided with first annular gasket (30).
6. a kind of switch for preventing electric arc from generating according to claim 5, it is characterised in that：The first insulating supporting column
Platform (2) and the second insulating supporting pylon (10) are equipped with flexible sealing sleeve pipe close to the side of first annular gasket (30)
(13), it is equipped with the second Gask-O-Seal (31) on the upside of the flexible sealing sleeve pipe (13).
7. a kind of switch for preventing electric arc from generating according to claim 6, it is characterised in that：The flexible sealing sleeve pipe
(13) side interior is equipped with the second ventilation head (32), and the interior side of the switch pedestal (1) is equipped with vacuum air pump
(21), the side of the vacuum air pump (21) is connected with one end of gas-guide tube (11), the other end of the gas-guide tube (11) and
Two ventilation heads (32) connect, and the other side of the vacuum air pump (21) is connected with the first ventilation head (28) by snorkel, described
The input terminal of the output end electrical connection vacuum air pump (21) of control switch (3).
8. a kind of switch for preventing electric arc from generating according to claim 6, it is characterised in that：The flexible sealing sleeve pipe
(13) interior side is equipped with two groups of symmetrical limiting plates (35), and the first insulating supporting pylon (2) and second is absolutely
Edge support pylon (10) is respectively connected with one end of supporting rod (33) close to the side of limiting plate (35), the supporting rod (33) it is another
One end is connected with support plate (34).
9. a kind of switch for preventing electric arc from generating according to claim 1, it is characterised in that：In the switch pedestal (1)
Portion is equipped with accumulator (26), the output end electrical connection control switch (3) of the accumulator (26) close to the side of operation babinet (7)
Input terminal.
10. a kind of switch for preventing electric arc from generating according to claim 1, it is characterised in that：The shaft (23) is close
One end of runner (25) is equipped with limit pylon (29), and the shaft (23) is connect by bearing with limit pylon (29).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810436873.5A CN108417435A (en) | 2018-05-09 | 2018-05-09 | A kind of switch for preventing electric arc from generating |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810436873.5A CN108417435A (en) | 2018-05-09 | 2018-05-09 | A kind of switch for preventing electric arc from generating |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108417435A true CN108417435A (en) | 2018-08-17 |
Family
ID=63138208
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810436873.5A Withdrawn CN108417435A (en) | 2018-05-09 | 2018-05-09 | A kind of switch for preventing electric arc from generating |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108417435A (en) |
-
2018
- 2018-05-09 CN CN201810436873.5A patent/CN108417435A/en not_active Withdrawn
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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 | ||
| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20180817 |