CN206163360U - Arc initiation device and isolator - Google Patents
Arc initiation device and isolator Download PDFInfo
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- CN206163360U CN206163360U CN201621209391.9U CN201621209391U CN206163360U CN 206163360 U CN206163360 U CN 206163360U CN 201621209391 U CN201621209391 U CN 201621209391U CN 206163360 U CN206163360 U CN 206163360U
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- Prior art keywords
- arc
- feeler lever
- fingertip
- contact
- initiation device
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Abstract
The utility model relates to an arc initiation device, including motion feeler lever subassembly, fixed feeler lever subassembly and elastic component, motion feeler lever subassembly is including moving the arc feeler lever, and its pin joint is in touching finger one end to the finger is electric to be connected with touching, fixed feeler lever subassembly includes the quiet arc feeler lever, and it sets up in the contact and is close to the one end of touching the finger, and is located the motion path that moves the arc feeler lever to the messenger moves the arc feeler lever and indicates and the contact joint prior to touching with the quiet arc feeler lever, and later to touching finger and contact separation, the elastic component sets up in the pivotal axis that moves the arc feeler lever to an elasticity that makes and to move arc feeler lever and quiet arc feeler lever keep lasting the butt when the joint is provided. So, when isolator branch, closing operation, arc initiation device will touch and indicate that it guides to arc initiation device to be close to the electric arc that produces with the contact to protect isolator owner's contact can not draw the arcing to decrease, guaranteed to touch finger and the long -term flowing capability of contact, and then improved isolator's life, reduced the probability of high -tension apparatus and power grid operation occurence of failure. Still provide an isolator.
Description
Technical field
The utility model is related to high voltage isolator technical field, more particularly to a kind of arc initiation device and disconnecting switch.
Background technology
Disconnecting switch be provided with voltage uncharge circuit carry out electrical equipment conversion and circuit and its equipment to being overhauled with
Alive circuit carries out the device of electrical isolation, and disconnecting switch may insure the safety of electrical equipment and maintainer.
In high voltage power transmission and transforming, often require that and be transformed into load current separately from a bus transmission system with disconnecting switch
One bus transmission system, this mode of operation requires the ability that disconnecting switch must have opening-closing bus switching current.Therefore,
The electric current needs isolation switch contact to have certain ablation resistance, and if disconnecting switch by contact part all using resistance to ablation
Material cost is higher.At present, existing disconnecting switch is without arc extinguishing ability, if the division circuit in the case where there is load current,
Easily there is main contact scaling loss situation, affect the safe operation of electrical network.
Utility model content
Based on this, it is necessary to for existing disconnecting switch without arc extinguishing ability, easily there is main contact scaling loss, affect electrical network
A kind of problem of safe operation, there is provided the arc initiation device and disconnecting switch of guarantee safe operation of electric network.
A kind of arc initiation device, is installed in disconnecting switch, and the disconnecting switch includes relatively rotating, with engagement or detached
Fingertip and contact, the arc initiation device includes:
Motion feeler lever component, including dynamic arc feeler lever, the dynamic arc feeler lever is articulated in described fingertip one end, and with the fingertip
Electrical connection;
Fixed feeler lever component, including quiet arc feeler lever, the quiet arc feeler lever is arranged at the contact near the one of the fingertip
End, and on the motion path of the dynamic arc feeler lever so that the dynamic arc feeler lever with the quiet arc feeler lever prior to the fingertip
Engage with the contact, and separate with the contact after the fingertip;
Elastic component, is arranged at the pivotal axis of the dynamic arc feeler lever, and to provide the dynamic arc feeler lever and the quiet arc feeler lever are made
The elastic force for persistently abutting is kept in engagement.
Wherein in an embodiment, the pivotal axis of the dynamic arc feeler lever and the line direction of the quiet arc feeler lever are and described
Contact and fingertip bearing of trend in a fully engaged condition is arranged in angle.
Wherein in an embodiment, the arc initiation device includes closing a floodgate and breaks arc position and separating brake into arc position;
When the arc initiation device is in broken arc position of closing a floodgate, the dynamic arc feeler lever is connected to the quiet arc feeler lever, to extinguish
Electric arc, the fingertip is separated with the contact;
When the arc initiation device in separating brake into arc position, the dynamic arc feeler lever is separated with the quiet arc feeler lever, to be formed
Electric arc, the fingertip is separated with the contact.
Wherein in an embodiment, the dynamic arc feeler lever and the quiet arc feeler lever are copper-tungsten feeler lever.
Wherein in an embodiment, the motion feeler lever component also includes gag lever post, and the gag lever post is arranged at described touching
Refer to, for spacing to the dynamic arc feeler lever, the dynamic arc feeler lever is had along preset direction rotation so that the elastic component is provided
The pretightning force of trend.
Wherein in an embodiment, the motion feeler lever component also include fixed mount, the fixed mount include connecting portion and
The supporting part for extending is bent from the connecting portion, the connecting portion is fixed in the fingertip side, and the dynamic arc feeler lever is articulated in
The supporting part top side.
Wherein in an embodiment, the motion feeler lever component also includes the bearing pin as the dynamic arc feeler lever pivotal axis,
The dynamic arc feeler lever includes rotation section and is fixed in the feeler lever body of the rotation section side, and the bearing pin is fixed in the support
Portion top side, the rotation section offers the via through it, and the bearing pin is arranged in the via, and the elastic component is located at described
Between supporting part and the rotation section, and one end is connected to the supporting part, and the other end is connected to the bearing pin.
Wherein in an embodiment, the bearing pin top radially offers a location hole, the elastic component it is described
The other end extends the via, and is connected to the location hole.
Wherein in an embodiment, the motion feeler lever component also includes conductive strips, the relatively described feeler lever in the rotation section
The side of body is provided with connecting hole, and described conductive strips one end is connected to the connecting hole, and the other end is connected to the fingertip, so that
The dynamic arc feeler lever is electrically connected with the fingertip.
Wherein in an embodiment, the fixed feeler lever component also includes installing plate, and the installing plate is fixed in described touching
One end of the nearly fingertip of head rest, the quiet arc feeler lever is fixed in the installing plate top side.
A kind of arc initiation device, is installed in disconnecting switch, and the disconnecting switch includes being rotated rotating around an axis, engaging or
Detached fingertip and contact, the arc initiation device includes:
Motion feeler lever component, including dynamic arc feeler lever, elastic component and gag lever post, the dynamic arc feeler lever is articulated in the fingertip,
The gag lever post is arranged at the fingertip, and for spacing to the dynamic arc feeler lever, the elastic component is arranged at the dynamic arc feeler lever
Pivotal axis, with provide make the dynamic arc feeler lever have along preset direction rotate trend pretightning force;
Fixed feeler lever component, including quiet arc feeler lever, the quiet arc feeler lever is arranged at the contact, and is electrically connected with the fingertip
Connect, and on the motion path of the dynamic arc feeler lever.
A kind of disconnecting switch, including fingertip and contact, the fingertip can be relatively rotated with the contact, to engage or divide
From, it is characterised in that the disconnecting switch also includes arc initiation device described above.
Above-mentioned arc initiation device and disconnecting switch, in disconnecting switch point, closing operation, arc initiation device leans on fingertip with contact
The nearly electric arc for producing guides to arc initiation device, so as to protect the isolated switch main contact will not arcing scaling loss, it is ensured that fingertip with touch
The long-term through-current capability of head, and then the service life of disconnecting switch is improve, reduce high-tension apparatus and operation of power networks accident occurs
Probability.
Description of the drawings
Fig. 1 is structural representation of the disconnecting switch in the embodiment of the utility model one in gate-dividing state;
Fig. 2 is the partial enlarged drawing at the A of the disconnecting switch shown in Fig. 1;
Fig. 3 is structural representation of the disconnecting switch shown in Fig. 1 in "on" position;
Fig. 4 is the partial enlarged drawing at the B of the disconnecting switch shown in Fig. 3.
Specific embodiment
For the ease of understanding the utility model, the utility model is more fully retouched below with reference to relevant drawings
State.Preferred embodiment of the present utility model is given in accompanying drawing.But, the utility model can come in many different forms real
It is existing, however it is not limited to embodiment described herein.On the contrary, the purpose for providing these embodiments is made to public affairs of the present utility model
The understanding for opening content is more thorough comprehensive.
It should be noted that when element is referred to as " being fixed on " another element, it can directly on another element
Or can also there is element placed in the middle.When an element is considered as " connection " another element, it can be directly connected to
To another element or may be simultaneously present centering elements.Term as used herein " vertical ", " level ", " left side ",
" right side " and similar statement are for illustrative purposes only.
Unless otherwise defined, all of technology used herein and scientific terminology are led with technology of the present utility model is belonged to
The implication that the technical staff in domain is generally understood that is identical.It is simply in term used in the description of the present utility model herein
The purpose of description specific embodiment, it is not intended that in limiting the utility model.Term as used herein " and/or " include
The arbitrary and all of combination of one or more related Listed Items.
As shown in Figures 1 and 3, in the embodiment of the utility model one arc initiation device (figure is not marked), including motion feeler lever
Component 12, fixed feeler lever component 14 and elastic component 16.The arc initiation device is installed in disconnecting switch 100, and the disconnecting switch 100 includes
Can relatively rotate, with engagement or detached fingertip 20 and contact 30, the motion feeler lever component 12 is installed in fingertip 20, and the fixation is touched
Bar assembly 14 is installed in contact 30, and the elastic component 16 is arranged at motion feeler lever component 12.
Before being described in detail to the arc initiation device, the principle of striking is explained first.Generally, disconnecting switch
100 when grid switching operation is carried out, it may appear that need the situation for cutting off bus switching current, in this case the current value ratio of electric current
It is larger, therefore during divide-shut brake, i.e., above-mentioned fingertip 20 and contact 30 engage with it is detached during produce it is extremely strong
Electric arc.And engagement and disengaging time point of the motion feeler lever component 12 with fixed feeler lever component 14, with connecing for fingertip 20 and contact 30
Close poor with disengaging time point generation time, so as to change the position of electric arc generation, it is to avoid the ablation of fingertip 20 and contact 30, it is ensured that
The long-term through-current capability of fingertip 20 and contact 30.
In the present embodiment, Fig. 2 and Fig. 4 is seen also, the motion feeler lever component 12 includes dynamic arc feeler lever 122, the dynamic arc
Feeler lever 122 is articulated in the one end of fingertip 20, and electrically connects with fingertip 20.The fixation feeler lever component 14 includes quiet arc feeler lever 142, and this is quiet
Arc feeler lever 142 is arranged at contact 30 near one end of the fingertip 20, and on the motion path of the dynamic arc feeler lever 122, so that
The dynamic arc feeler lever 122 is engaged prior to fingertip 20 with the quiet arc feeler lever 142 with contact 30, and rear fingertip 20 is separated with contact 30.Should
Elastic component 16 is arranged at the pivotal axis of dynamic arc feeler lever 122, arc feeler lever 122 is protected when engaging with quiet arc feeler lever 142 to provide
The elastic force for persistently abutting.
In the making process of disconnecting switch 100, fingertip 20 and contact 30 are rotated rotating around an axis, move arc feeler lever 122 with
Fingertip 20 is rotated along direction of engagement, and quiet arc feeler lever 142 is rotated with contact 30 along direction of engagement, moves arc feeler lever 122 and quiet arc feeler lever
142 near generation electric arc.When fingertip 20 and contact 30 are turned to up to a turned position, dynamic arc feeler lever 122 connects with quiet arc feeler lever 142
Close, so that the arc extinction.
During the separating brake of disconnecting switch 100, move arc feeler lever 122 and rotate along detaching direction with fingertip 20, quiet arc feeler lever 142
Rotate along detaching direction with contact 30, when fingertip 20 and contact 30 are turned to up to a turned position, fingertip 20 is separated with contact 30.
Fingertip 20 is rotated further with contact 30, when fingertip 20 and contact 30 are turned to up to another turned position, moves arc feeler lever 122 and quiet arc
Feeler lever 142 is separated and produces electric arc, and fingertip 20 is rotated further with contact 30, then arc extinction.
Thus, in 100 points of disconnecting switch, closing operation, arc initiation device is by fingertip 20 and contact 30 near the electricity for producing
Arc guides to arc initiation device, so as to protect the main contact 30 of disconnecting switch 100 will not arcing scaling loss, it is ensured that fingertip 20 and contact 30
Long-term through-current capability, and then the service life of disconnecting switch 100 is improve, reduce high-tension apparatus and operation of power networks accident occurs
Probability.
It is pointed out that fingertip 20 is located at same rotational plane with contact 30, fingertip 20 is with contact 30 along direction of engagement
Rotate, and positioned at same straight line when, both are fully engaged.Rotate along detaching direction in fingertip 20 and contact 30, i.e., with the side of engagement
Rotate in the opposite direction, when reaching a predeterminated position, fingertip 20 is kept completely separate with contact 30.The elastic component 16 is arranged at dynamic arc
The pivotal axis of feeler lever 122, in the presence of aforesaid elastic force, dynamic arc feeler lever 122 is persistently supported with quiet arc feeler lever 142 when engaging
Connect, so as to ensure that the reliability of the arc initiation device.
The engagement of the fingertip 20 and contact 30 is a dynamic process, including incomplete engagement state and is fully engaged shape
State, fingertip 20 is extended along an axis with contact 30, and the axis direction is the bearing of trend of fingertip 20 and contact 30.Work as fingertip
20 with contact 30 during relative rotation, both contact, now, fingertip 20 is not fully engaged with contact 30, that is,
Say, the axis direction of fingertip 20 and contact 30, i.e. bearing of trend are at an angle now.When fingertip 20 continues relative with contact 30
Rotate, both are fully engaged, and now, fingertip 20 connects into a line with the axis of contact 30.
In the present embodiment, the pivotal axis of the dynamic arc feeler lever 122 and the line direction of quiet arc feeler lever 142, with the fingertip 20 with
The bearing of trend in a fully engaged condition of contact 30 is arranged in angle.That is, when the axis of fingertip 20 and contact 30 connects
When into a line, the pivotal axis of dynamic arc feeler lever 122 is in the axis line of contact 30 with fingertip 20 with the line of quiet arc feeler lever 142
Angle is arranged.More specifically, as shown in Figures 3 and 4, pivotal axis and the quiet arc feeler lever 142 of the dynamic arc feeler lever 122 are respectively positioned on fingertip
20 compare quiet arc feeler lever 142 further off fingertip 20 and contact with the side of the axis line of contact 30, the pivotal axis of dynamic arc feeler lever 122
30 axis line.Thus, quiet arc feeler lever 142 is located on the motion path of dynamic arc feeler lever 122, make fingertip 20 with contact 30 in phase
In to rotation process, dynamic arc feeler lever 122 is first engaged with quiet arc feeler lever 142 with fingertip 20 with contact 30.
It should be appreciated that in some other embodiment, pivotal axis and the quiet arc feeler lever 142 of the dynamic arc feeler lever 122
Line also can be parallel with the aforesaid axis line of fingertip 20 and contact 30, or the pivotal axis of dynamic arc feeler lever 122 and quiet arc feeler lever
142 both sides for being respectively positioned on fingertip 20 and the axis line of contact 30, but the setting of elastic component 16, make the dynamic arc feeler lever 122 not receive
With the line setting in a certain angle of fingertip 20 and contact 30 in the case of external force, and first engage with fingertip 20 with contact 30, and
Offer makes the elastic force that arc feeler lever 122 is persistently engaged with quiet arc feeler lever 142.
In the present embodiment, the arc initiation device includes closing a floodgate and breaks arc position and separating brake into arc position.
When the arc initiation device is in broken arc position of closing a floodgate, the dynamic arc feeler lever 122 is connected to the quiet arc feeler lever 142, to extinguish
Electric arc, the fingertip 20 is separated with the contact 30.That is, dynamic arc feeler lever 122 is electric near producing with quiet arc feeler lever 142
Arc, now, fingertip 20 is separated with contact 30, and dynamic arc feeler lever 122 is separated with quiet arc feeler lever 142.When fingertip 20 is rotated with contact 30
The broken arc position of the combined floodgate is reached, the dynamic arc feeler lever 122 is engaged with quiet arc feeler lever 142, so that the arc extinction, now, touches
Refer to that 20 separate with contact 30.Thus, in the making process of disconnecting switch 100, electric arc is caused into arc initiation device.
When the arc initiation device in separating brake into arc position, the dynamic arc feeler lever 122 is separated with the quiet arc feeler lever 142, to be formed
Electric arc, the fingertip 20 is separated with the contact 30.That is, dynamic arc feeler lever 122 is close with quiet arc feeler lever 142 to produce electric arc, this
When, fingertip 20 is separated with contact 30, and dynamic arc feeler lever 122 is separated with quiet arc feeler lever 142.It is somebody's turn to do when fingertip 20 and contact 30 turn to reach
Close a floodgate broken arc position, the dynamic arc feeler lever 122 is engaged with quiet arc feeler lever 142 so that the arc extinction, now, fingertip 20 and
Contact 30 is separated.Thus, in the making process of disconnecting switch 100, electric arc is caused into arc initiation device.
It should be appreciated that electric arc is caused itself by arc initiation device, then its own should have higher ablation resistance, from
And ensure the security and reliability of arc initiation device.In the present embodiment, the dynamic arc feeler lever 122 and quiet arc feeler lever 142 are copper tungsten
Alloy feeler lever, it is high with material melting point, the characteristic of larger electric arc can be for a long time born, so as to ensure that the master of disconnecting switch 100 touches
30 will not arcing scaling loss.
Preferably, please continue to refer to Fig. 2 and Fig. 4, the motion feeler lever component 12 also includes gag lever post 124, the gag lever post 124
Fingertip 20 is arranged at, for spacing to dynamic arc feeler lever 122, the dynamic arc feeler lever 122 is had along default so that elastic component 16 is provided
Direction rotates the pretightning force of trend.That is, the gag lever post 124 is located on the rotation path of dynamic arc feeler lever 122, and to moving arc
Feeler lever 122 is spacing, so that elastic component 16 produces aforesaid pretightning force by compression all the time.Thus, in dynamic arc feeler lever 122 and quiet arc
Between the engagement of feeler lever 142 beginning and done state, arc feeler lever 122 is persistently abutted with quiet arc feeler lever 142, further ensure
The reliability of the arc initiation device.
It should be appreciated that to make arc feeler lever 122 engage with the contact 30 prior to fingertip 20 with quiet arc feeler lever 142,
Or separate with contact 30 after fingertip 20, the dynamic arc feeler lever 122 of the gag lever post 124 pairs is spacing, makes arc feeler lever 122 with fingertip 20
The angled setting of bearing of trend.Thus, on the premise of ensureing that dynamic arc feeler lever 122 is persistently abutted with quiet arc feeler lever 142, closing a floodgate
During, make arc feeler lever 122 and the quiet arc feeler lever being arranged at along the bearing of trend of contact 30 on the dynamic rotation path of arc feeler lever 122
142 engaged before contact 30 is not engaged with fingertip 20, or during separating brake so as to quiet arc feeler lever 142 contact 30 with
Fingertip 20 is just separated after separating.Certainly, in some other embodiment, the gag lever post 124 is nonessential, by arranging elastic component
16 free position, makes arc feeler lever 122 and the setting at an angle of the bearing of trend of fingertip 20, dynamic arc feeler lever 122 with it is quiet
When arc feeler lever 142 is engaged, the savings elastic force of elastic component 16, it is ensured that dynamic arc feeler lever 122 is persistently abutted with quiet arc feeler lever 142.
Preferably, the motion feeler lever component 12 also includes fixed mount 126, and the fixed mount 126 is including connecting portion 1262 and certainly
The supporting part 1264 that the bending of connecting portion 1262 extends, the connecting portion 1262 is fixed in the side of fingertip 20, dynamic arc feeler lever 122 pivot joint
In the top side of supporting part 1264.In the present embodiment, the connecting portion 1262 offers installing hole (not shown), and the side of fingertip 20 offers
Screwed hole, screw wears the installing hole and is threadedly connected to the screwed hole, and fixed mount 126 is fixed in into the one of the end of fingertip 20
Side.
Preferably, the motion feeler lever component 12 also includes the bearing pin 128 as the dynamic pivotal axis of arc feeler lever 122, the dynamic arc
Feeler lever 122 includes rotation section 1222 and is fixed in the feeler lever body 1224 of the side of rotation section 1222, and the bearing pin 128 is fixed in and props up
The top side of support part 1264, the rotation section 1222 offers the via through it, and the bearing pin 128 is arranged in the via, touches arc
Bar 122 is pivoted on the top side of supporting part 1264.The elastic component 16 is located between supporting part 1264 and rotation section 1222, and one end connects
In supporting part 1264, the other end is connected to the bearing pin 128.
In the present embodiment, the rotation section 1222 is in cube-shaped, and feeler lever body 1224 is fixed in the side of rotation section 1222, pin
Axle 128 is arranged in wherein by aforesaid via, and stretches out its top.The top of bearing pin 128 radially offers a positioning
Hole, the aforesaid other end of the elastic component 16 extends the via, and is connected to the location hole.The motion feeler lever component 12 is also
Including conductive strips 129, the side of the relative feeler lever body 1224 in the rotation section 1222 is provided with connecting hole 1223 (see Fig. 2), the conduction
129 one end of band are connected to connecting hole 1223, and the other end is connected to the conducting rod of fingertip 20, so that dynamic arc feeler lever 122 and fingertip 20
Electrical connection.
Preferably, the fixation feeler lever component 14 also includes installing plate 144, and the installing plate 144 is fixed in contact 30 near institute
One end of fingertip 20 is stated, the quiet arc feeler lever 142 is fixed in the top side of installing plate 144.In the present embodiment, the fixed plate is along contact 30
Bearing of trend is arranged, and when contact 30 and fingertip 20 are fully engaged, extends to the top of fingertip 20, and the quiet arc feeler lever 142 is arranged
In the front end of installing plate 144, so as to be located on the rotation path of dynamic arc feeler lever 122.
Based on above-mentioned arc initiation device, the utility model also provides a kind of disconnecting switch 100, and the disconnecting switch 100 includes
Above-mentioned arc initiation device.
Above-mentioned arc initiation device and disconnecting switch 100, in 100 points of disconnecting switch, closing operation, arc initiation device is by fingertip 20
With contact 30 near produce electric arc guide to arc initiation device, so as to protect the main contact 30 of disconnecting switch 100 will not arcing scaling loss,
Ensure that fingertip 20 and the long-term through-current capability of contact 30, and then improve the service life of disconnecting switch 100, reduce high pressure and set
The probability that standby and operation of power networks accident occurs.
Each technical characteristic of embodiment described above can be combined arbitrarily, to make description succinct, not to above-mentioned reality
Apply all possible combination of each technical characteristic in example to be all described, as long as however, the combination of these technical characteristics is not deposited
In contradiction, the scope of this specification record is all considered to be.
Embodiment described above only expresses several embodiments of the present utility model, and its description is more concrete and detailed,
But therefore can not be interpreted as the restriction to utility model patent scope.It should be pointed out that for the common skill of this area
For art personnel, without departing from the concept of the premise utility, some deformations and improvement can also be made, these are belonged to
Protection domain of the present utility model.Therefore, the protection domain of the utility model patent should be defined by claims.
Claims (11)
1. a kind of arc initiation device, is installed in disconnecting switch, and the disconnecting switch includes relatively rotating, with engagement or detached tactile
Refer to and contact, it is characterised in that the arc initiation device includes:
Motion feeler lever component, including dynamic arc feeler lever, the dynamic arc feeler lever is articulated in described fingertip one end, and is electrically connected with the fingertip
Connect;
Fixed feeler lever component, including quiet arc feeler lever, the quiet arc feeler lever is arranged at the contact near one end of the fingertip, and
On the motion path of the dynamic arc feeler lever so that the dynamic arc feeler lever and the quiet arc feeler lever prior to the fingertip with it is described
Contact is engaged, and is separated with the contact after the fingertip;
Elastic component, is arranged at the pivotal axis of the dynamic arc feeler lever, the dynamic arc feeler lever is being connect with the quiet arc feeler lever to provide
The elastic force for persistently abutting is kept during conjunction.
2. arc initiation device according to claim 1, it is characterised in that the pivotal axis of the dynamic arc feeler lever is touched with the quiet arc
The line direction of bar, is arranged with the contact and fingertip bearing of trend in a fully engaged condition in angle.
3. arc initiation device according to claim 1, it is characterised in that the arc initiation device include closing a floodgate broken arc position and point
Lock is into arc position;
When the arc initiation device is in broken arc position of closing a floodgate, the dynamic arc feeler lever is connected to the quiet arc feeler lever, to extinguish electric arc,
The fingertip is separated with the contact;
When the arc initiation device in separating brake into arc position, the dynamic arc feeler lever is separated with the quiet arc feeler lever, to form electric arc,
The fingertip is separated with the contact.
4. arc initiation device according to claim 1, it is characterised in that the dynamic arc feeler lever and the quiet arc feeler lever are copper
Tungsten alloy feeler lever.
5. arc initiation device according to claim 1, it is characterised in that the motion feeler lever component also includes gag lever post, institute
State gag lever post and be arranged at the fingertip, for spacing to the dynamic arc feeler lever, so that the elastic component is provided the dynamic arc is touched
Bar has the pretightning force that trend is rotated along preset direction.
6. the arc initiation device according to Claims 1 to 5 any one, it is characterised in that the motion feeler lever component is also wrapped
Fixed mount is included, the fixed mount includes connecting portion and bends the supporting part of extension from the connecting portion, and the connecting portion is fixed in
The fingertip side, the dynamic arc feeler lever is articulated in the supporting part top side.
7. arc initiation device according to claim 6, it is characterised in that the motion feeler lever component is also included as described dynamic
The bearing pin of arc feeler lever pivotal axis, the dynamic arc feeler lever includes rotation section and is fixed in the feeler lever body of the rotation section side, institute
State bearing pin and be fixed in the supporting part top side, the rotation section offers the via through it, and the bearing pin is arranged in the mistake
Hole, the elastic component is located between the supporting part and the rotation section, and one end is connected to the supporting part, other end connection
In the bearing pin.
8. arc initiation device according to claim 7, it is characterised in that the bearing pin top radially offers a positioning
Hole, the other end of the elastic component extends the via, and is connected to the location hole.
9. arc initiation device according to claim 8, it is characterised in that the motion feeler lever component also includes conductive strips, institute
The side for stating the relatively described feeler lever body in rotation section is provided with connecting hole, and described conductive strips one end is connected to the connecting hole, another
End is connected to the fingertip, so that the dynamic arc feeler lever is electrically connected with the fingertip.
10. the arc initiation device according to Claims 1 to 5 any one, it is characterised in that the fixed feeler lever component is also wrapped
Installing plate is included, the installing plate is fixed in the contact near one end of the fingertip, and the quiet arc feeler lever is fixed in the peace
Dress top of the plate side.
A kind of 11. disconnecting switch, including fingertip and contact, the fingertip can be relatively rotated with the contact, to engage or separate,
Characterized in that, the disconnecting switch also includes the arc initiation device as described in claim 1~10 any one.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201621209391.9U CN206163360U (en) | 2016-11-09 | 2016-11-09 | Arc initiation device and isolator |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201621209391.9U CN206163360U (en) | 2016-11-09 | 2016-11-09 | Arc initiation device and isolator |
Publications (1)
Publication Number | Publication Date |
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CN206163360U true CN206163360U (en) | 2017-05-10 |
Family
ID=58659827
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201621209391.9U Expired - Fee Related CN206163360U (en) | 2016-11-09 | 2016-11-09 | Arc initiation device and isolator |
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CN (1) | CN206163360U (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109003858A (en) * | 2018-09-29 | 2018-12-14 | 湖南长高高压开关有限公司 | High voltage isolator Rapid arc breaking device and its method of operating in on/off switch |
-
2016
- 2016-11-09 CN CN201621209391.9U patent/CN206163360U/en not_active Expired - Fee Related
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109003858A (en) * | 2018-09-29 | 2018-12-14 | 湖南长高高压开关有限公司 | High voltage isolator Rapid arc breaking device and its method of operating in on/off switch |
CN109003858B (en) * | 2018-09-29 | 2023-11-07 | 湖南长高高压开关有限公司 | Quick arc breaking device of high-voltage isolating switch and action method of quick arc breaking device during switching-on and switching-off |
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