CN103854931B - Arc-control device and use the chopper of this arc-control device - Google Patents
Arc-control device and use the chopper of this arc-control device Download PDFInfo
- Publication number
- CN103854931B CN103854931B CN201210517529.1A CN201210517529A CN103854931B CN 103854931 B CN103854931 B CN 103854931B CN 201210517529 A CN201210517529 A CN 201210517529A CN 103854931 B CN103854931 B CN 103854931B
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- Prior art keywords
- block piece
- arc
- housing
- control device
- depressed part
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Abstract
The invention discloses a kind of arc-control device, including a housing with arc-chutes and a contact arm；An opening it is formed with on described housing；Described opening is arranged on the first side of described housing and communicates with the described arc-chutes of described housing；Described contact arm is in described opening extend into the described arc-chutes of described housing；Two connectors it are also formed with on described housing；Said two connector is arranged on described first side of described housing and is positioned at the both sides of described opening；Described arc-control device also includes first block piece and second block piece；Described first block piece and described second block piece are rotatably mounted on described housing by said two connector.The invention also discloses a kind of chopper using above-mentioned arc-control device.First block piece and the second block piece being rotatably mounted on housing, the motion of contact arm can promote the first block piece and the second block piece to rotate thus be blocked by opening, can strengthen the air-blowing effect in housing.
Description
Technical field
The present invention relates to Low Voltage Electrical Apparatus, particularly to a kind of arc-control device and the chopper that uses this arc-control device.
Background technology
Chopper is the electric switch of work automatically, for protecting the circuit from the damage caused due to overload short circuit.Disconnected
Road device or arc-control device therein generally include a pair contact and multiple arc quenching plate.Electric current is allowed to flow through during contact closure, contact
Electric current is stoped to flow through during disconnection.When short circuit occurs, the interruption of short circuit current causes the electricity between that fix and moveable contact
Magnetic repulsion, causes contact separately, and forms electric arc between contact；The electric arc formed can be eliminated by arc quenching plate.Wherein, exist
When contact disconnects, gas exhausted material can produce gas and form certain air-blowing；Move towards the gas outlet of arc-control device at gas
During, electric arc is blowed to the grid in arc-control device.But, enter arc-control device owing to arc-control device is provided with for contact
The opening of motion, therefore, during arc-control device gas blast arc-quenching, a part of gas will cause whole towards this harness motion
The decline of blast pressure in individual arc-control device, reduces air-blowing effect, is unfavorable for improving the arc extinction performance of chopper.
Summary of the invention
The technical problem to be solved is, it is provided that a kind of arc-control device strengthening blast pressure.The present invention
It is also meant to provide the chopper of a kind of this arc-control device of application.
The present invention is achieved in that a kind of arc-control device of offer, connects including a housing with arc-chutes and one
Contact arm；An opening it is formed with on described housing；Described opening be arranged on the first side of described housing and with described housing
Described arc-chutes communicate；Described contact arm is in described opening extend into the described arc-chutes of described housing；On described housing also
It is formed with two connectors；Said two connector is arranged on described first side of described housing and is positioned at the two of described opening
Side；Described arc-control device also includes first block piece and second block piece；Described first block piece and described second
Block piece is rotatably mounted on described housing by said two connector.
Further, described contact arm in said opening at the first move in plane, and can drive described first to hide
Block piece with corresponding described connector for rotating shaft in the second plane along counterclockwise relative to described housing into rotation with envelope
Stifled described opening, and promote described second block piece with corresponding described connector for rotating shaft in described second plane along suitable
Clockwise relative to described housing into rotation to block described opening.
Further, described first plane is perpendicular to described second plane.
Further, described second plane is parallel to the surface of described first side of described housing.
Further, said two connector is to arrange axle on the housing or bulge-structure.
Further, described first block piece and described second block piece each include a body, first depression
Portion and second depressed part；Described body is provided with connecting hole；Described connecting hole connects rotationally with corresponding described connector
Connect；Described first depressed part and described second depressed part are separately positioned on the two ends of described body；When non-arc extinguishing state, described
Described first depressed part of the first block piece is overlapping with described first depressed part of described second block piece；Described first block piece
Described second depressed part overlapping with described second depressed part of described second block piece.
Further, described contact arm is positioned at described first depressed part of described first block piece and described first block piece
Described second depressed part between.
Further, described first block piece and described second block piece each include multiple inclined-plane and multiple summit；Institute
State the plurality of inclined-plane on the first block piece and the plurality of summit and form the wavelike structure towards described contact arm；Described
The plurality of inclined-plane and the plurality of summit on second block piece form the wavelike structure towards described contact arm.
Further, described second depressed part is L-shaped.
Further, described first block piece and described second block piece use the material of the generation gas that is heated to make.
Further, described housing is also formed with a gas outlet；Described gas outlet is arranged on the second of described housing
Communicate on side and with the described arc-chutes of described housing；Described first side and described second side of described housing are described housing
Contrary both sides.
A kind of chopper provided according to another embodiment of the present invention, described chopper includes above-mentioned arc-control device.
Arc-control device according to embodiments of the present invention and in using the chopper of this arc-control device by the first block piece and the
Two block pieces are rotatably mounted on housing, and the motion of contact arm can promote the first block piece and the second block piece to rotate thus will
Opening blocks, and can strengthen the air-blowing effect in housing, therefore, it can strengthen the arc quenching effect of arc-control device, it is possible to strengthen and make
Interrupting performance with the chopper of this arc-control device.
Described above is only the general introduction of technical solution of the present invention, in order to better understand the technological means of the present invention,
And can be practiced according to the content of description, and in order to allow the above and other objects, features and advantages of the present invention can
Become apparent, below especially exemplified by preferred embodiment, and coordinate accompanying drawing, describe in detail as follows.
Accompanying drawing explanation
Schematic diagram when Fig. 1 is that in one embodiment of the invention, arc-control device is in non-arc extinguishing state.
Fig. 2 is the enlarged diagram of Fig. 1 middle shell.
Fig. 3 is the enlarged diagram of the first block piece in Fig. 1.
Fig. 4 is the schematic diagram of another angle of the first block piece in Fig. 3.
Schematic diagram when Fig. 5 is that in Fig. 1, arc-control device is in arc extinguishing state.
Wherein, reference includes:
100 arc-control device 110 housing 112 openings
113 gas outlet 115 connector 120 contact arms
130 first block piece 131,141 body 1312,1412 connecting holes
1341 first paragraph 1342 second segment 133,143 first depressed parts
134,144 second summit, depressed part 135,145 inclined-planes 136,146
140 second block pieces
Detailed description of the invention
In order to make the technical problem to be solved, technical scheme and beneficial effect clearer, below tie
Close drawings and Examples, the present invention is further elaborated.Only should be appreciated that specific embodiment described herein
In order to explain the present invention, it is not intended to limit the present invention.
Fig. 1 show arc-control device 100 in one embodiment of the invention.As shown in fig. 1, arc-control device 100 includes one
120, first block piece 130 of 110, swingable contact arm of housing and second block piece 140.Wherein, first
Block piece 130 and the second block piece 140 are rotatably mounted on housing 110；Contact arm 120 can relative to housing 110 move from
And drive the first block piece 130 and the second block piece 140 to move relative to housing 110.
Wherein, as in figure 2 it is shown, housing 110 is substantially in box like, it is internally formed arc-chutes.One it is formed with on housing 110
112, gas outlet 113 of opening and two connectors 115.Opening 112 is arranged on the first side of housing 110 and and housing
Arc-chutes within 110 communicate, and can be used for installing contact arm 120 and contact arm 120 can move in opening 112.Gas outlet 113
It is arranged on the second side of housing 110 and communicates with the arc-chutes within housing 110, in order to by internal for housing 110 gas produced
Body is discharged to the outside of housing 110.In one embodiment, the first side of housing 110 and contrary two that the second side is housing 110
Side.
Two connectors 115 are arranged on the first side of housing 110, can be respectively used to installation the first block piece rotated
130 and second block piece 140.In one embodiment, two connectors 115 can be symmetrically disposed in the first side of housing 110
Go up and be positioned at the both sides of opening 112.Two connectors 115 can be to be arranged on the axle on housing 110 or bulge-structure.
First end of contact arm 120 opening 112 from housing 110 extend in the arc-chutes within housing 110；Contact
Second end of arm 120 is positioned at the outside of housing 110.Arc-control device 100 close a floodgate with barrier gate during, contact arm 120 can be
Opening 112 moves and then drives the first block piece 130 and the second block piece 140 to rotate relative to housing 110.
First block piece 130 can use the material of the generation gas that is heated to make.Fig. 3 is the first block piece 130 in Fig. 1
Enlarged diagram.Fig. 4 is the schematic diagram of another angle of the first block piece 140 in Fig. 3.As shown in Figure 3 and Figure 4, first block
Part 130 includes a body 131 and is separately positioned on 133, second depressed part of first depressed part at body two ends
134。
Body 131 is the most plate-shaped, which is provided with connecting hole 1312.Connecting hole 1312 can be with the connection on housing 110
Part 115 connects rotationally, thus is rotatably installed on the first side of housing 110 by the first block piece 130 so that the first block piece
130 can move back and forth relative to housing 110 with connector 115 for rotating shaft.In one embodiment, the first block piece 130 is permissible
Almost parallel with the surface of the first side of body 131.The first depressed part 133 and the second depressed part 134 on body 131 can be distinguished
(hereinafter will be described further) is coordinated with the second block piece 140.In one embodiment, the second depressed part 134 is substantially in L
Shape, can be divided into first paragraph 1341 and second segment 1342.Second segment 1342 is generally perpendicularly arranged on the end of first paragraph 1341
Portion.Additionally, at body 131 with on the side of contact arm 120 effect, body 131 is formed with multiple inclined-plane 135 and multiple summit
136.Multiple inclined-planes 135 and multiple summit 136 can form wavelike structure.
First depressed part 133 is formed at the top of body 131, so that the integral thickness of the first block piece 130 is from this
The top of body 131 starts to the first depressed part 133 thinning so that form Step-edge Junction between body 131 and the first depressed part 133
Structure.Second depressed part 134 is formed at the bottom of body 131, similarly so that the integral thickness of the first block piece 130 from
The bottom of body 131 starts again to the second depressed part 134 thinning so that form step between body 131 and the second depressed part 134
Structure.
Second block piece 140 can also use the material of the generation gas that is heated to make.In one embodiment, the second block piece
The structure of 140 is identical with the structure of the first block piece 130, and such as, the second block piece 140 also includes that has a connecting hole 1412
Body 141 and be separately positioned on first depressed part 143 at body 141 two ends and second depressed part 144, and bag
Include multiple inclined-plane 145 and multiple summit 146(as shown in Figure 5) etc. structure.Between second block piece 140 and the first block piece 130
Difference be that both installation sites on housing 100 are different: when arc-control device 100 is in the position shown in Fig. 1 and Fig. 5
Time, the first block piece 130 is positioned at the left side of contact arm 120 and the second block piece 140 is positioned at the right side of contact arm 120, Er Qie
The inclined-plane 135 of one block piece 130, summit 136 and the inclined-plane 145 of the second block piece 140, summit 146 are oppositely arranged and all towards
Contact arm 120.
The above-mentioned concrete structure for arc-control device in one embodiment of the invention 100, its work process of brief description.
Fig. 1 show schematic diagram when arc-control device 100 is in non-arc extinguishing state.Now, the first of the first block piece 130
First depressed part 143 of depressed part 133 and the second block piece 140 is the most overlapping, can prevent the first block piece 130 and the
Interfere between the top of two block pieces 140；Furthermore, it is possible to utilize the first block piece 130 the first depressed part 133 and/or
Other regions will be positioned at the regional occlusion above contact arm 112 or closure in opening 112.Meanwhile, the second of the first block piece 130
Depressed part 134 partly overlaps with the second depressed part 144 of the second block piece 140, can prevent the first block piece 130 from blocking with second
Interfere between the bottom of part 140；Furthermore, it is possible to utilize the second segment 1342 of the second depressed part 134 of the first block piece 130
Opening 112 will be positioned at contact arm 112 with the second segment (not marking in figure) of the second depressed part of the bottom of the second block piece 140
The regional occlusion of lower section or closure.So, when arc-control device 100 is in non-arc extinguishing state, the first block piece 130 and second hides
Block piece 140 can be produced when can prevent contact disjunction in housing 110 by most of regional occlusion of opening 112 or closure
The pollutant such as dust, granule opening 112 from housing 110 is discharged and is entered the circuit breaker internal of this arc-control device 100 of employing
Pollute mechanism.
When short circuit occurs, the interruption of short circuit current forms electric arc and causes electrodynamic repulsion so that contact arm 120 is at opening
Move upward in the first plane in 112.Fig. 5 show schematic diagram when arc-control device 100 is in arc extinguishing state.Now, to
The contact arm 112 of upper motion contacts with the inclined-plane 145 of inclined-plane the 135, second block piece 140 on the first block piece 130 and promotes
First block piece 130 with corresponding connector 115 for rotating shaft in the second plane along counter clockwise direction relative to housing 110 turns
Dynamic, and promote the second block piece 140 with corresponding connector 115 for rotating shaft in the second plane clockwise relative to
Housing 110 rotates.In one embodiment, the first plane is approximately perpendicular to the second plane.Second plane can be substantially parallel to housing
The surface of 110 first sides.In the process, the second depressed part 134 and the second of the second block piece 140 of the first block piece 130
Depressed part (not marking in figure) moves towards opening 112 from contrary direction, thus will be positioned at contact arm 120(in opening 112
Through move to top) lower section regional occlusion or closure；In this way it can be ensured that the gas that the internal gas exhausted material of housing 110 produces is to the greatest extent
Amount is discharged from gas outlet 113, is conducive to the air-blowing effect strengthened in housing 110 that electric arc can comparatively fast be extinguished, can be effectively
Strengthen the arc quenching effect of arc-control device 100.Additionally, due to the first block piece 130 and the second block piece 140 block or block opening
112 and can use to be heated and produce the material of gas and make, therefore, the first block piece 130 and the second block piece 140 are heated generation
Gas can further enhance in housing 110 internal air pressure, and then strengthen the air-blowing effect in housing 110.Further, since
It is respectively formed with inclined-plane 135/145 and multiple summit 136/146 on first block piece 130 and the second block piece 140, can prevent from connecing
The hyperkinesia of contact arm 120.
Arc-control device 100 in the embodiment of the present invention can be applicable in chopper.When arc-control device 100 is applied to open circuit
Time in device, owing to opening 112 is blocked by the first block piece 130 and the second block piece 140, the gold that electric arc or electrical arc erosion point produce
Belong to particle to flow out from opening 112, thus the element in the chopper using this arc-control device 100 can not be polluted.
As it has been described above, the arc-control device 100 in one embodiment of the invention is incited somebody to action in the chopper of this arc-control device 100 of employing
First block piece 130 and the second block piece 140 are rotatably mounted on housing 110, and the motion of contact arm 120 can promote the first screening
Block piece 130 and the second block piece 140 rotate thus are blocked by opening 112, can strengthen the air-blowing effect in housing 110, therefore, and can
To strengthen the arc quenching effect of arc-control device 100, it is possible to strengthen the interrupting performance of the chopper using this arc-control device 100.
In sum, the invention discloses a kind of arc-control device, including a housing with arc-chutes and a contact
Arm；An opening it is formed with on described housing；Described opening be arranged on the first side of described housing and with the institute of described housing
State arc-chutes to communicate；Described contact arm is in described opening extend into the described arc-chutes of described housing；Shape is gone back on described housing
Become to have two connectors；Said two connector is arranged on described first side of described housing and is positioned at the two of described opening
Side；Described arc-control device also includes first block piece and second block piece；Described first block piece and described second
Block piece is rotatably mounted on described housing by said two connector.The invention also discloses the above-mentioned arc extinguishing of a kind of employing
The chopper of device.First block piece and the second block piece being rotatably mounted on housing, the motion of contact arm can promote
One block piece and the second block piece rotate thus are blocked by opening, can strengthen the air-blowing effect in housing.
The foregoing is only presently preferred embodiments of the present invention, not in order to limit the present invention, all essences in the present invention
Any amendment, equivalent and the improvement etc. made within god and principle, should be included within the scope of the present invention.
Claims (12)
1. an arc-control device (100), including a housing (110) with arc-chutes and a contact arm (120)；Described shell
An opening (112) it is formed with on body (110)；Described opening (112) be arranged on the first side of described housing (110) and with institute
The described arc-chutes stating housing (110) communicate；Described contact arm (120) extend into described housing (110) through described opening (112)
Described arc-chutes in；It is characterized in that, described housing (110) is also formed with two connectors (115)；Said two connects
Part (115) is arranged on described first side of described housing (110) and is positioned at the both sides of described opening (112)；Described interrupter cartridge
Put (100) and also include first block piece (130) and second block piece (140)；Described first block piece (130) and institute
State the second block piece (140) to be rotatably mounted on described housing (110) by said two connector (115).
Arc-control device the most according to claim 1 (100), it is characterised in that described contact arm (120) can be opened described
At the first move in plane in mouth (112), and drive described first block piece (130) with corresponding connector (115) as rotating shaft
Along counterclockwise rotating to block described opening (112) relative to described housing (110) in the second plane, and promote institute
State the second block piece (140) with corresponding connector (115) be rotating shaft in described second plane the most relative
Rotate to block described opening (112) in described housing (110).
Arc-control device the most according to claim 2 (100), it is characterised in that described first plane is perpendicular to described second
Plane.
Arc-control device the most according to claim 3 (100), it is characterised in that described second plane is parallel to described housing
(110) surface of described first side.
Arc-control device the most according to claim 1 (100), it is characterised in that said two connector (115) is for being arranged on
Axle on described housing (110) or bulge-structure.
Arc-control device the most according to claim 1 (100), it is characterised in that described first block piece (130) and described
Two block pieces (140) each include a body (131,141), first depressed part (133,143) and one second depression
Portion (134,144)；Described body (131,141) is provided with connecting hole (1312,1412)；Described connecting hole (1312,1412) with
Corresponding connector (115) connects rotationally；Described first depressed part (133,143) and described second depressed part (134,144)
It is separately positioned on the two ends of described body (131,141)；When non-arc extinguishing state, the first of described first block piece (130) is recessed
Fall into portion (133) overlapping with first depressed part (143) of described second block piece (140)；The second of described first block piece (130)
Depressed part (144) is overlapping with second depressed part (144) of described second block piece (140).
Arc-control device the most according to claim 6 (100), it is characterised in that described contact arm (120) is positioned at described first
Between first depressed part (133) and second depressed part (144) of described first block piece (130) of block piece (130).
Arc-control device the most according to claim 6 (100), it is characterised in that described first block piece (130) and described
Two block pieces (140) each include multiple inclined-plane (135,145) and multiple summit (136,146)；Described first block piece (130)
On the plurality of inclined-plane (135) and the plurality of summit (136) formed towards the wavelike structure of described contact arm (120)；
The plurality of inclined-plane (145) and the plurality of summit (146) on described second block piece (140) are formed towards described contact arm
(120) wavelike structure.
Arc-control device the most according to claim 6 (100), it is characterised in that the second of described first block piece (130) is recessed
Fall into portion (134) L-shaped；Described second depressed part (144) of described second block piece (140) is L-shaped.
Arc-control device the most according to claim 1 (100), it is characterised in that described first block piece (130) and described
Second block piece (140) uses the material of the generation gas that is heated to make.
11. arc-control devices according to claim 1 (100), it is characterised in that described housing is also formed with one on (110)
Individual gas outlet (113)；Described gas outlet (113) be arranged on the second side of described housing (110) and with described housing (110)
Described arc-chutes communicate；Described first side of described housing (110) and contrary two that described second side is described housing (110)
Side.
12. 1 kinds of choppers, it is characterised in that described chopper includes going out as in any of the one of claim 1 to 11
Arc device (100).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210517529.1A CN103854931B (en) | 2012-12-05 | 2012-12-05 | Arc-control device and use the chopper of this arc-control device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210517529.1A CN103854931B (en) | 2012-12-05 | 2012-12-05 | Arc-control device and use the chopper of this arc-control device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103854931A CN103854931A (en) | 2014-06-11 |
| CN103854931B true CN103854931B (en) | 2016-12-21 |
Family
ID=50862455
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210517529.1A Expired - Fee Related CN103854931B (en) | 2012-12-05 | 2012-12-05 | Arc-control device and use the chopper of this arc-control device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103854931B (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201084657Y (en) * | 2007-08-04 | 2008-07-09 | 漳州马可电器科技有限公司 | A breaker with the arc-breaking/-quenching device |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01159926A (en) * | 1987-12-15 | 1989-06-22 | Toshiba Corp | Circuit breaker |
| JP2007329031A (en) * | 2006-06-08 | 2007-12-20 | Mitsubishi Electric Corp | Circuit breaker |
-
2012
- 2012-12-05 CN CN201210517529.1A patent/CN103854931B/en not_active Expired - Fee Related
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201084657Y (en) * | 2007-08-04 | 2008-07-09 | 漳州马可电器科技有限公司 | A breaker with the arc-breaking/-quenching device |
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| Publication number | Publication date |
|---|---|
| CN103854931A (en) | 2014-06-11 |
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Granted publication date: 20161221 Termination date: 20211205 |