CN205230859U - Be applied to plug -in type switching device's explosion chamber - Google Patents
Be applied to plug -in type switching device's explosion chamber Download PDFInfo
- Publication number
- CN205230859U CN205230859U CN201520938193.5U CN201520938193U CN205230859U CN 205230859 U CN205230859 U CN 205230859U CN 201520938193 U CN201520938193 U CN 201520938193U CN 205230859 U CN205230859 U CN 205230859U
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- Prior art keywords
- contact mechanism
- contact
- control device
- static
- arc
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Abstract
The utility model provides a be applied to plug -in type switching device's explosion chamber, the circuit breaker is applied to to the explosion chamber. The explosion chamber including have accommodating space casing, quiet contact mechanism, move contact mechanism and operating device, quiet contact mechanism, move contact mechanism accept in the accommodating space of casing, operating device moving contact mechanism reaches quiet contact mechanism horizontal drive in proper order connects, just moving contact mechanism with the synchronous adversive movement of quiet contact mechanism. The utility model discloses a kind of drive of explosion chamber is the horizontal drive, has reduced the retardant probability that takes place of motion, interior ignition energy of explosion chamber and operating device's mechanical energy have been utilized to it, drive quiet contact mechanism with moving contact mechanism is adversive movement simultaneously, has saved the operating power, and explosion chamber operating power after the improvement is equivalent to 23 before improving, and circuit breaker mechanism is smaller and more exquisite light.
Description
Technical field
The utility model relates to technical field of electrical equipment, particularly relates to a kind of arc control device being applied to pinboard switching gear.
Background technology
Pinboard switching gear is a kind of combined electric appliance equipment, circuit breaker, isolating switch, current transformer and grounding switch is placed in a sealed compartment, adopts the switching system of SF6 gas-insulated and self energy arc blow-out technology composition.The arc control device of pinboard switching gear are positioned at circuit breaker, arc control device are core components of mesohigh power switch, its Main Function is by can blow-out suppress electric current rapidly after managing the excellent insulating properties of interior vacuum and making mesohigh circuitry cuts power supply, avoid accident and unexpected generation, be mainly used in the power transmission and distribution control system of electric power, also can be applicable to the distribution systems such as metallurgy, mine, oil, chemical industry, railway, broadcast, communication, industrial high-frequency heating.
At present, the arc control device in pinboard switching gear are the single-lift structure of single piston.This arc control device are made up of the thermal expansion room of moving contact side and plenum chamber, and the air pressure of thermal expansion room increases by flowing into from the air-flow in arc district, and be positioned at the volume of calming the anger behind thermal expansion room is thermal expansion room supplying compressed gas at the beginning of cut-offfing.Air pressure due to volume of calming the anger is subject to the control from slotted eye or valve exhaust, and therefore comparing gas-blast extinguish chamber can reduce operating work.But, it is static that static contact mechanism one end still continued to use by this arc control device, the single-lift structure contact system of dynamic contact mechanism one end motion, contact opening velocity needed for electric arc disjunction is still complete drives moving contact end to obtain by operating mechanism, though the operating work of such operating mechanism has and to reduce but still bigger than normal, thus have influence on the reliability of adapted mechanism; In addition, the static contact mechanism of the arc control device of prior art is positioned at directly over dynamic contact mechanism, and dynamic contact mechanism easily produces motion retardance in the process moved upward, can not extinguish arcs in time, causes the useful life affecting arc control device.
Therefore, be necessary to provide a kind of arc control device being applied to pinboard switching gear newly.
Utility model content
For solving the motion retardance that exists in above-mentioned prior art and operating work technical problem bigger than normal, the utility model provides a kind of and saves operating work, reduce the arc control device being applied to pinboard switching gear that motion retardance occurs.
A kind of arc control device being applied to pinboard switching gear, comprise housing, static contact mechanism, dynamic contact mechanism and the operating mechanism with receiving space, described static contact mechanism, dynamic contact mechanism are contained in the receiving space of described housing, and described operating mechanism, described dynamic contact mechanism and described static contact mechanism successively horizontal conveyor connect.
What provide at the utility model is applied in a preferred embodiment of the arc control device of pinboard switching gear, described static contact mechanism comprises static arc contact, fixed contact pedestal and shift fork, described static arc contact is consistent with described housing axis in the horizontal direction with described fixed contact pedestal, and described static arc contact is located in the middle of described fixed contact pedestal, described shift fork and described fixed contact pedestal hinged.
What provide at the utility model is applied in a preferred embodiment of the arc control device of pinboard switching gear, and described static contact mechanism also comprises lever, and described dynamic contact mechanism comprises pull bar, and described lever is connected with described pull bar.
What provide at the utility model is applied in a preferred embodiment of the arc control device of pinboard switching gear, and described shift fork and described lever pinned connection, described shift fork can rotate around bearing pin.
What provide at the utility model is applied in a preferred embodiment of the arc control device of pinboard switching gear, and described static contact mechanism also comprises stationary contact bracket and is arranged on the guide ring described stationary contact bracket supporting described static arc contact horizontal movement.
What provide at the utility model is applied in a preferred embodiment of the arc control device of pinboard switching gear, and described arc control device also comprise contact shield cover, and described contact shield cover is located at the junction of described static contact mechanism and dynamic contact mechanism.
Compared to prior art, the arc control device of what the utility model provided be applied to pinboard switching gear have following beneficial effect: change the kind of drive of described arc control device into horizontal conveyor, reduce the probability that described dynamic contact mechanism and static contact mechanism move retardance; And the mechanical energy of the Combustion Energy that it makes use of in described arc control device and described operating mechanism, drive described static contact mechanism and described dynamic contact mechanism to do reverse motions simultaneously, before improvement compared by arc control device after improvement save 1/3 operating work, and improve after breaker mechanism more small volume and less weight.
Accompanying drawing explanation
In order to be illustrated more clearly in the technical scheme in the utility model embodiment, below the accompanying drawing used required in describing embodiment is briefly described, apparently, accompanying drawing in the following describes is only embodiments more of the present utility model, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings, wherein:
Fig. 1 is the structural representation being applied to the arc control device of pinboard switching gear that the utility model provides;
Fig. 2 is the structural representation of the static contact mechanism of the arc control device being applied to pinboard switching gear shown in Fig. 1.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, be clearly and completely described the technical scheme in the utility model embodiment, obviously, described embodiment is only a part of embodiment of the present utility model, instead of whole embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art are not making other embodiments all obtained under creative work prerequisite, all belong to the scope of the utility model protection.
Referring to Fig. 1, is the structural representation being applied to the arc control device of pinboard switching gear that the utility model provides.The described arc control device 100 being applied to pinboard switching gear are a kind of arc extinguishing chamber for breaker, and it comprises housing 1 and sealing and is fixed on the static contact mechanism 2 of housing 1 inside, dynamic contact mechanism 3, the operating mechanism 4 driving described static contact mechanism 2 and described dynamic contact mechanism 3 to move along its setting direction and contact shield cover 5.Described operating mechanism 4, described dynamic contact mechanism 3 and described static contact mechanism 2 are in transmission connection and described dynamic contact mechanism 3 and the counter motion simultaneously of described static contact mechanism 2 successively in same level.Described contact shield cover 5 is located at the joint of described static contact mechanism 2 and dynamic contact mechanism 3.
Incorporated by reference to consulting Fig. 2, it is the structural representation of the static contact mechanism of the arc control device being applied to pinboard switching gear shown in Fig. 1.Described static contact mechanism 2 comprises stationary contact bracket 21, static arc contact 22, fixed contact pedestal 23, shift fork 24, first bearing pin 25, lever 26, second bearing pin 27, guide ring 28 and quiet main contact 29.Described stationary contact bracket 21 two ends are connected and fixed on described housing 1 respectively, for supporting the fixing parts limiting described static arc contact 22 motion path.Described static arc contact 22 is located between described stationary contact bracket 21.Described fixed contact pedestal 23 is located at described static arc contact 22 one end away from described dynamic contact mechanism 3, and described fixed contact pedestal 23 is provided with can for the elongated slot 231 of bearing pin activity.The through described elongated slot 231 of described first bearing pin 25, and connect one end and the described fixed contact pedestal 23 of described shift fork 24, its other end is flexibly connected by described second bearing pin 27 with described lever 26, and described shift fork 24 synchronously drives the horizontal movement of described static arc contact 22.Described lever 26 to be connected in described stationary contact bracket 21 and to extend near described dynamic contact mechanism 3, and described second bearing pin 27 runs through described lever 26 with described shift fork 24 and described shift fork 24 is movable around described second bearing pin 27.Described guide ring 28 is for limiting described static arc contact 22 motion path, and it is provided with at least one and is movably set in described static arc contact 22 and is fixed between described stationary contact bracket 21.Described quiet main contact 29 is located at described static contact mechanism 2 one end close to described dynamic contact mechanism 3, and coaxially arranges with described static arc contact 22.
Refer to Fig. 1 again, described dynamic contact mechanism 3 comprises insulated tension pole 31 and pull bar 33.Described insulated tension pole 31 is connected with the transmission mechanism of described operating mechanism 4.Described pull bar 33 is connected to the one end of described moving contact structure 3 near described static contact mechanism 2, and correspondingly with described lever 26 arranges.
Refer to Fig. 1 again, described operating mechanism 4 comprises transmission crank arm 41.Described transmission crank arm 41 is connected with described insulated tension pole 31, promotes described dynamic contact mechanism 3 and moves.
Described contact shield cover 5 is located at the joint of described static contact mechanism 2 and dynamic contact mechanism 3.Thermal current in described contact shield cover 5 pairs of arc control device carries out water conservancy diversion and cooling, makes contact gap not heated airflow interference in the separating brake phase.
When carrying out closing operation, under the drive of the described transmission crank arm 41 of described operating mechanism 4, described dynamic contact mechanism 3 moves right; Correspondingly, move right in process at described dynamic contact mechanism 3, the pull bar 33 being arranged on one end of described dynamic contact mechanism 3 continues to move right thereupon, until when described pull bar 33 touches described lever 26, promote to be rotated around described second bearing pin 27 by the described shift fork 24 of pinned connection with described lever 26, described first bearing pin 25 now connected between described shift fork 24 and described fixed contact pedestal 23 drives described fixed contact pedestal 23 and is installed on the static arc contact 22 of described fixed contact pedestal 23 along described guide ring 28 to left movement, accelerates to close a floodgate.
In like manner, when carrying out sub-switching operation, under the described transmission crank arm 41 of described operating mechanism 4 drives, described dynamic contact mechanism 3 is to left movement, until described pull bar 33 drives described lever 26 and promotes described shift fork 24 around described second bearing pin 27 counter-rotation, now described first bearing pin 25 drives described static arc contact 22 to move right along described guide ring 28, accelerates separating brake.
The arc control device 100 being applied to pinboard switching gear described in the utility model provides have following beneficial effect: change the kind of drive of described arc control device 100 into horizontal conveyor, reduce the probability that described dynamic contact mechanism 3 and static contact mechanism 2 move retardance; And it makes use of the mechanical energy of energy and described operating mechanism 4 in the burning in described arc control device 100, drive described static contact mechanism 2 and described dynamic contact mechanism 3 to do reverse motions simultaneously, structure before improvement compared by arc control device 100 after improvement saves the operating work of 1/3, and the breaker mechanism more small volume and less weight after improving.
The foregoing is only embodiment of the present utility model; not thereby the scope of the claims of the present utility model is limited; every utilize the utility model specification and accompanying drawing content to do equivalent structure or equivalent flow process conversion; or be directly or indirectly used in other relevant technical field, be all in like manner included in scope of patent protection of the present utility model.
Claims (6)
1. one kind is applied to the arc control device of pinboard switching gear, it is characterized in that, comprise housing, static contact mechanism, dynamic contact mechanism and the operating mechanism with receiving space, described static contact mechanism, dynamic contact mechanism are contained in the receiving space of described housing, and described operating mechanism, described dynamic contact mechanism and described static contact mechanism successively horizontal conveyor connect.
2. the arc control device being applied to pinboard switching gear according to claim 1, it is characterized in that, described static contact mechanism comprises static arc contact, fixed contact pedestal and shift fork, described static arc contact is consistent with described housing axis in the horizontal direction with described fixed contact pedestal, and described static arc contact is located in the middle of described fixed contact pedestal, described shift fork and described fixed contact pedestal hinged.
3. the arc control device being applied to pinboard switching gear according to claim 2, is characterized in that, described static contact mechanism also comprises lever, and described dynamic contact mechanism comprises pull bar, and described lever is connected with described pull bar.
4. the arc control device being applied to pinboard switching gear according to claim 3, is characterized in that, described shift fork and described lever are by pinned connection, and described shift fork rotates around bearing pin.
5. the arc control device being applied to pinboard switching gear according to claim 2, is characterized in that, described static contact mechanism also comprises stationary contact bracket and is arranged on the guide ring described stationary contact bracket supporting described static arc contact horizontal movement.
6. the arc control device being applied to pinboard switching gear according to claim 1, is characterized in that, described arc control device also comprise contact shield cover, and described contact shield cover is located at the junction of described static contact mechanism and dynamic contact mechanism.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520938193.5U CN205230859U (en) | 2015-11-23 | 2015-11-23 | Be applied to plug -in type switching device's explosion chamber |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520938193.5U CN205230859U (en) | 2015-11-23 | 2015-11-23 | Be applied to plug -in type switching device's explosion chamber |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205230859U true CN205230859U (en) | 2016-05-11 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520938193.5U Expired - Fee Related CN205230859U (en) | 2015-11-23 | 2015-11-23 | Be applied to plug -in type switching device's explosion chamber |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205230859U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106710948A (en) * | 2017-02-10 | 2017-05-24 | 平高集团有限公司 | Breaker, arc extinguish chamber thereof, arc contact component for arc extinguish chamber and arc contact driving rod |
| CN108269711A (en) * | 2017-12-11 | 2018-07-10 | 河南平高电气股份有限公司 | A kind of static contact and static contact component, GIS disconnecting switch |
-
2015
- 2015-11-23 CN CN201520938193.5U patent/CN205230859U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106710948A (en) * | 2017-02-10 | 2017-05-24 | 平高集团有限公司 | Breaker, arc extinguish chamber thereof, arc contact component for arc extinguish chamber and arc contact driving rod |
| CN108269711A (en) * | 2017-12-11 | 2018-07-10 | 河南平高电气股份有限公司 | A kind of static contact and static contact component, GIS disconnecting switch |
| CN108269711B (en) * | 2017-12-11 | 2019-08-23 | 河南平高电气股份有限公司 | A kind of static contact and static contact component, GIS disconnecting switch |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160511 Termination date: 20191123 |