CN208400774U - A kind of switch for preventing electric arc from generating - Google Patents
A kind of switch for preventing electric arc from generating Download PDFInfo
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- CN208400774U CN208400774U CN201820685113.3U CN201820685113U CN208400774U CN 208400774 U CN208400774 U CN 208400774U CN 201820685113 U CN201820685113 U CN 201820685113U CN 208400774 U CN208400774 U CN 208400774U
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- switch
- pylon
- electric arc
- insulating supporting
- close
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Abstract
The utility model 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 middle position of the switch pedestal is equipped with operation cabinet, the middle position of the operation case lid is equipped with pylon guide rail, the bosom position of the operation cabinet 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 so as to form vacuum environment in moving contact and static contact separation and can greatly prevent the generation of electric arc, it avoids adversely affecting the current lead-through performance of switch, slide bar, which is equipped with spring close to the external side middle position of pylon guide rail, can be improved security protection performance, anti- stop The unexpected contact of contact and static contact, it is easy to use.
Description
Technical field
The utility model relates to switching technique field, specially a kind of switch for preventing electric arc from generating.
Background technique
In the usually use process 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, causes security risk, such as application publication number to staff
201220674985.2 patent, which discloses one kind, has 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 of the corresponding dynamic muffler of the static contact 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 becomes not contacting completely, described in the utility model to have extinguishing arc structure disconnecting switch, by the moving contact with
One end of static contact contact is provided with dynamic muffler, but the above patent is in use, can not prevent the generation of electric arc, keep away
Exempt to adversely affect the current lead-through performance of switch, security protection performance is lower, inconvenient for use.
We provide a kind of switches for preventing electric arc from generating thus.
Utility model content
The technical problems to be solved in the utility model is to overcome existing defect, provide it is a kind of prevent electric arc generate open
It closes, can greatly prevent the generation of electric arc, avoid adversely affecting the current lead-through performance of switch, security protection performance
It is higher, it is easy to use, it can effectively solve the problems in background technique.
To achieve the above object, the utility model provides the following technical solutions: a kind of switch for preventing electric arc from generating, including
The upside of switch pedestal, the switch pedestal is equipped with symmetrical the first insulating supporting pylon and the second insulating supporting pylon,
The upside middle position of the first insulating supporting pylon and the second insulating supporting pylon is equipped with column slot, the inside of the column slot
Ground is equipped with static contact, and one end of electric lead is connected on the downside of the static contact, and the other end of the electric lead is worn respectively
It crosses the first insulating supporting pylon and the second insulating supporting pylon and is connected with conducting wire connection ring, among the upside of the switch pedestal
Position is equipped with operation cabinet, and the upside of the operation cabinet is connected with operation case lid, the operation case lid by hexagon socket head cap screw
Middle position be equipped with pylon guide rail, it is described operation cabinet bosom position be equipped with two groups of symmetrical runners, it is described
The eccentric position of runner is connected with one end of connecting rod by rotation axis, and the other end of the connecting rod is connected by a hinge and has slide bar
The other end of one end, the slide bar passes through pylon guide rail and is connected with connecting column, and the slide bar is on the outside of one end of connecting column
Equipped with spring, the upside of the connecting column is connected with connection sleeve by hexagon socket head cap screw, and the upside of the connection sleeve is equipped with
Conductive plate, the external side of the switch pedestal are equipped with rotor plate, and the switch pedestal is equipped with control close to the side of rotor plate
Switch.
As a kind of optimal technical scheme of the utility model, the two sides of the switch pedestal are equipped with symmetrical two groups
The bosom position of mounting plate, the mounting plate is equipped with mounting hole.
As a kind of optimal technical scheme of the utility model, the rotor plate is connected with close to the side of switch pedestal to be turned
One end of axis, the other end of the shaft pass through switch pedestal and connect with runner.
As a kind of optimal technical scheme of the utility model, the rotor plate is equipped with far from the side of switch pedestal to be turned
Handle, the switch pedestal are equipped with three groups of slots identified above being angularly distributed close to the side of rotor plate.
As a kind of optimal technical scheme of the utility model, the conductive plate is equipped with dynamic touching close to the side of static contact
Head, the conductive plate are equipped with annular through groove close to the side of moving contact, and the inside of the annular through groove is equipped with first annular close
Packing.
As a kind of optimal technical scheme of the utility model, the first insulating supporting pylon and the second insulating supporting column
Platform is equipped with flexible sealing sleeve pipe close to the side of first annular gasket, is equipped with second on the upside of the flexible sealing sleeve pipe
Gask-O-Seal.
As a kind of optimal technical scheme of the utility model, the side interior of the flexible sealing sleeve pipe is equipped with the
Two ventilation heads, the interior side of the switch pedestal are equipped with vacuum air pump, and the side of the vacuum air pump is connected with gas-guide tube
One end, the other end of the gas-guide tube are connect with the second ventilation head, and the other side of the vacuum air pump is connected with by snorkel
First ventilation head, the input terminal of the output end electrical connection vacuum air pump of the control switch.
As a kind of optimal technical scheme of the utility model, the interior side of the flexible sealing sleeve pipe is equipped with symmetrically
Two groups of limit plates of distribution, the first insulating supporting pylon and the second insulating supporting pylon are all connected with close to the side of limit plate
There is one end of support rod, the other end of the support rod is connected with support plate.
As a kind of optimal technical scheme of the utility model, the side inside the switch pedestal close to operation cabinet is set
There are battery, the input terminal of the output end electrical connection control switch of the battery.
As a kind of optimal technical scheme of the utility model, the shaft is equipped with limited post close to one end of runner
Platform, the shaft are connect by bearing with limit pylon.
Compared with prior art, the utility model has the beneficial effects that can be by flexible sealing sleeve pipe by vacuum air pump
Inner air is sucked out to form vacuum environment in moving contact and static contact separation and can greatly prevent the production of electric arc
It is raw, it avoids adversely affecting the current lead-through performance of switch, slide bar is installed close to the external side interposition of pylon guide rail
There is spring that security protection performance can be improved, prevents the unexpected contact of moving contact and static contact, it is easy to use.
Detailed description of the invention
FIG. 1 is a schematic structural view of the utility model；
Fig. 2 is the utility model right side structural representation；
Fig. 3 is the utility model present invention looks up structural representation；
Fig. 4 is partial enlargement structural representation at the utility model A.
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 cabinet, 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 connection sleeves, 19 connecting columns, 20 static contacts, 21 vacuum air pumps,
22 slide bars, 23 shafts, 24 connecting rods, 25 runners, 26 batteries, 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 support rods, 34 support plates, 35 limit plates.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Fig. 1-4 is please referred to, the utility model provides a kind of technical solution: a kind of switch for preventing electric arc from generating, including open
Pedestal 1 is closed, the upside of switch pedestal 1 is equipped with symmetrical the first insulating supporting pylon 2 and the second insulating supporting pylon 10, the
The upside middle position of one insulating supporting pylon 2 and the second insulating supporting pylon 10 is equipped with column slot, and the internal ground of column slot is equal
Equipped with static contact 20, the downside of static contact 20 is connected with one end of electric lead, and the other end of electric lead is each passed through the first insulation
Support 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 bottom
The upside middle position of seat 1 is equipped with operation cabinet 7, and the upside for operating cabinet 7 is connected with operation case lid 8 by hexagon socket head cap screw,
The middle position for operating case lid 8 is equipped with pylon guide rail 16, and the bosom position of operation cabinet 7 is equipped with symmetrical two groups and turns
Wheel 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 by a hinge
There is one end of slide bar 22, the other end of slide bar 22 passes through pylon guide rail 16 and is connected with connecting column 19, and slide bar 22 is close to connecting column
Spring 17 is equipped on the outside of 19 one end to avoid unexpected closure for preventing conductive plate 9 from falling, cause contingency, connecting column 19
Upside by hexagon socket head cap screw be connected with connection sleeve 18, connection sleeve 18 upside be equipped with conductive plate 9, switch pedestal 1
External 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 two 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.It can be connected by the mounting hole 15 being equipped with inside mounting plate 14 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.
Rotor plate 5 far from switch pedestal 1 side be equipped with turning handle 6, switch pedestal 1 close to the side of rotor plate 5 be equipped with etc.
The slot 4 identified above of three groups of angular distribution.It carries out closing the switch operation convenient for staff by turning handle 6, and passes through logo slot 4
Rotational angle is differentiated, to judge whether moving contact 12 separates 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 is annular through groove, the inside of annular through groove is equipped 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 limit plates 35, the first insulating supporting pylon
2 and second insulating supporting pylon 10 be respectively connected with one end of support rod 33 close to the side of limit plate 35, support 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 battery 26 close to the side of operation cabinet 7, and the output end of battery 26 is electrically connected control
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: drive rotor plate 5 to rotate by rotation 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 the connecting rod 24 of rotation axis connection, even
The rotation of bar 24 is shaken the slide bar 22 that one end is connected by a hinge and is moved along the axis direction of pylon guide rail 16, the mobile band of slide bar 22
Moving conductive plate 9 is mobile, and conductive plate 9 is mobile to be driven moving contact 12 to open and close with static contact 20 to separate, 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 by the control of control switch 3 in border, air in flexible sealing sleeve pipe 13 is sucked out vacuum air pump 21,
Vacuum environment is formed, moving contact 12 is separated with static contact 20 then and is separated by rotating turning handle 6, logo slot can be passed through
4 pairs of rotational angles are differentiated, thus judge whether moving contact 12 separates with static contact 20, it can be anti-by spring 17 after separation
Only conductive plate 9 is fallen, and is avoided unexpected closure, is caused contingency, to improve safety.
The utility model flexible 13 inner air of sealing sleeve pipe can be sucked out by vacuum air pump 21 so as to dynamic
Contact 12 and static contact 20, which form vacuum environment when separating, can greatly prevent the generation of electric arc, avoid leading the electric current of switch
The general character can adversely affect, and slide bar 22, which is equipped with spring 17 close to the external side middle position of pylon guide rail 16, can be improved peace
Full protection performance prevents the unexpected contact of moving contact 12 and static contact 20, easy to use.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired
Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.
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 middle 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 middle position be equipped with operation cabinet (7), it is described operation cabinet (7) upside control box is connected with by hexagon socket head cap screw
It covers (8), the middle position of operation case lid (8) is equipped with pylon guide rail (16), the bosom position of operation cabinet (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 by a 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 column (19), and the slide bar (22) is equipped with spring on the outside of the one end of connecting column (19)
(17), the upside of the connecting column (19) is connected with connection sleeve (18) by hexagon socket head cap screw, connection 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)
Two 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) connection.
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)
The inside of through slot, the annular through groove is equipped 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
The side of platform (2) and the second insulating supporting pylon (10) close first annular gasket (30) is equipped with flexible sealing sleeve pipe
(13), the second Gask-O-Seal (31) are equipped 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 head (32) connections, the other side of the vacuum air pump (21) is connected with the first ventilation head (28) by snorkel, described
The input terminal of 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 limit plates (35), and the first insulating supporting pylon (2) and second is absolutely
Edge support pylon (10) is respectively connected with one end of support rod (33) close to the side of limit plate (35), the support 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 battery (26) close to the side of operation cabinet (7), and the output end of the battery (26) is electrically connected control switch (3)
Input terminal.
10. a kind of switch for preventing electric arc from generating according to claim 3, 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 |
|---|---|---|---|
| CN201820685113.3U CN208400774U (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 |
|---|---|---|---|
| CN201820685113.3U CN208400774U (en) | 2018-05-09 | 2018-05-09 | A kind of switch for preventing electric arc from generating |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208400774U true CN208400774U (en) | 2019-01-18 |
Family
ID=65063219
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820685113.3U Active CN208400774U (en) | 2018-05-09 | 2018-05-09 | A kind of switch for preventing electric arc from generating |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208400774U (en) |
-
2018
- 2018-05-09 CN CN201820685113.3U patent/CN208400774U/en active Active
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