CN102738724A - Combined vacuum contactor - Google Patents
Combined vacuum contactor Download PDFInfo
- Publication number
- CN102738724A CN102738724A CN2012102209120A CN201210220912A CN102738724A CN 102738724 A CN102738724 A CN 102738724A CN 2012102209120 A CN2012102209120 A CN 2012102209120A CN 201210220912 A CN201210220912 A CN 201210220912A CN 102738724 A CN102738724 A CN 102738724A
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- vacuum contactor
- handcart
- chassis
- composite type
- fuse
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Abstract
The invention discloses a combined vacuum contactor. The combined vacuum contactor comprises a base plate handcart arranged in a switch cabinet, a vacuum contactor and a fuse on the upper end face of the vacuum contactor, wherein the vacuum contactor is movably connected with a static contact arranged in the switch cabinet; and the base plate handcart is provided with a slide track, and a test prompt position and a connection prompt position which are used for indicating that the base plate handcart is in different electrical connection states. The switch cabinet for power supply and distribution complete equipment is formed by combining the vacuum contactor, the fuse and the base plate handcart, and compared with the traditional fixed installation mode adopted for a fixed vacuum contactor and a fuse in a case type switch cabinet, the invention has the advantages that the switch cabinet with the base plate handcart is provided with obvious functional division and separation, an accident can be prevented from being expanded in time, and the vacuum contactor is extremely convenient to overhaul and maintain. A protection grade is promoted, error operation preventability is improved, routine overhaul (especially in a fault state) is extremely conveniently performed, and spare parts can be quickly replaced.
Description
Technical field
The present invention relates to a kind of handcart-type contactor, particularly a kind of vacuum contactor that is arranged in the switch cubicle.
Background technology
Handcart switch cabinet in the market during like the current transformer of need dismounting in it, earthed switch, high pressure inlet wire cable and lightning arrester, often need be taken the back plate of switch cabinet apart, keeps in repair in the back.Therefore when handcart switch cabinet is installed, can not lean on wall to install, it must and wall between keep the distance of about 900mm; Supply to safeguard and use that when therefore using, its floor space is big; The power distribution room cost is high, and common 3 to 10KV vacuum contactor is that the cabinet internal fixation is installed, and traditional fixed vacuum contactor and fuse also are fixed installation in the box switch cubicle; Do not have tangible function division and partition in the cabinet, its degree of protection is not high, anti-misoperation property is poor, the maintenance of routine when fault (particularly) is extremely inconvenient, and spare part can not be replaced rapidly; Be prone to the extension that causes the accident during accident, contactor maintenance and maintenance are also extremely inconvenient.
Therefore be badly in need of a kind of protective capacities and anti-misoperation ability vacuum contactor device that can improve vacuum contactor equipment in switch cubicle and the cabinet thereof.
Summary of the invention
In view of this, technical problem to be solved by this invention provides a kind of protective capacities and anti-misoperation ability vacuum contactor device that can improve vacuum contactor equipment in switch cubicle and the cabinet thereof.Effectively improved the layout and the mode of operation of vacuum contactor in this switch cubicle, made that interior operation of equipment of switch cubicle and maintenance are more convenient flexibly.
The objective of the invention is to realize like this:
Composite type vacuum contactor provided by the invention comprises the fuse that is arranged at the interior chassis of switch cubicle handcart, uncoupling rigging, vacuum contactor and is arranged at the vacuum contactor upper surface; Said vacuum contactor is arranged on the handcart of chassis; Said vacuum contactor flexibly connects with the fixed contact that is arranged in the switch cubicle; Said chassis handcart is provided with dragging track, and said dragging track is slidingly matched through the support sliding part that is arranged on the switch cubicle; Said uncoupling rigging one end is connected sensitive switch on the handcart of chassis, and the other end is connected with the fuse blows striker.
Further, said fixed contact is a Mume flower contact, is electrically connected with the bus of major loop.
Further, said fixed contact comprises upper contact head and following contact; The last contact arm of wiring pile connects said upper contact head on the vacuum contactor through being arranged at; The following contact arm of wiring pile connects said contact down under the vacuum contactor through being arranged at; Be provided with insulating barrier between said upper contact head and the last contact arm; Be provided with insulating barrier between said contact down and the following contact arm.
Further, said chassis handcart is provided with and is used to show test prompting position that the chassis handcart is in different electric connection status and connects the prompting position.
Further; The combined floodgate armature of said vacuum contactor is provided with hook-shaped knee mechanical interlock mechanism; Said interlocking device cooperates with the chassis handcart, and said chassis handcart is provided with a groove movably, when the chassis handcart is positioned at test position and on-position; Groove and knee mechanism position align, and this moment, the combined floodgate armature motion of vacuum contactor closed a floodgate vacuum contactor; When the chassis handcart is positioned at non-test position and on-position, the groove displacement, said groove and knee interlocking device position can not align, and vacuum contactor combined floodgate armature can't move contactor was closed a floodgate this moment.
Further, be provided with epoxy resin board between said fuse and the vacuum contactor upper surface.To carry fuse and contact arm and reinforcement.
Further, said vacuum contactor is the vacuum contactor of 3 KV.
Further, the thickness of said epoxy resin board is 30 millimeters.
Further, said support sliding part is a roller.
Further, said switch cubicle is mid-handcart switch cabinet, and said switch cubicle set inside has vacuum contactor and the separated dividing plate of fuse.
The invention has the advantages that: the present invention adopts vacuum contactor, fuse and chassis handcart is combined to form the switch cubicle that is used to supply the distribution complete set of equipments; Compare with the fixed installation mode that traditional fixed vacuum contactor and fuse adopt in the box switch cubicle; This switch cubicle that has the chassis handcart of employing provided by the invention has tangible function division and partition; Can in time prevent the generation of accident extension, and this vacuum contactor overhauls and maintenance is also extremely convenient.Improved degree of protection and anti-misoperation property, very convenient for the maintenance of customary when fault (particularly), spare part can be replaced rapidly.
Through the prompting position of the test on the vacuum contactor, connect prompting position and hook-shaped knee mechanical interlock mechanism, and with the cooperating of chassis handcart, make vacuum contactor can not close a floodgate in non-test position and on-position, reach mechanical anti-misoperation and operate requirement; In the closing circuit of vacuum contactor, seal in the handcart position signalling, reach the electric anti-misoperation requirement.Through setting up 30 millimeters thick epoxy resin boards in the vacuum contactor upper surface, thereby motor is provided with on it with current limiting fuse, can protects motor or circuit.
Other advantage of the present invention, target and characteristic will be set forth in specification subsequently to a certain extent; And to a certain extent; Based on being conspicuous to those skilled in the art, perhaps can from practice of the present invention, obtain instruction to investigating of hereinafter.Target of the present invention and other advantage can be passed through following specification, claims, and the structure that is particularly pointed out in the accompanying drawing realizes and obtains.
Description of drawings
In order to make the object of the invention, technical scheme and advantage clearer, will combine accompanying drawing that the present invention is made further detailed description below, wherein:
The vacuum contactor left view that Fig. 1 provides for the embodiment of the invention;
The vacuum contactor front view that Fig. 2 provides for the embodiment of the invention;
The vacuum contactor right view that Fig. 3 provides for the embodiment of the invention.
Embodiment
Below will combine accompanying drawing, the preferred embodiments of the present invention will be carried out detailed description; Should be appreciated that preferred embodiment has been merely explanation the present invention, rather than in order to limit protection scope of the present invention.
The vacuum contactor left view that Fig. 1 provides for the embodiment of the invention; The vacuum contactor front view that Fig. 2 provides for the embodiment of the invention; The vacuum contactor right view that Fig. 3 provides for the embodiment of the invention; As shown in the figure: composite type vacuum contactor provided by the invention comprises the fuse 2 that is arranged at the interior chassis of switch cubicle handcart 3, uncoupling rigging 5, vacuum contactor 4 and is arranged at the vacuum contactor upper surface; Said vacuum contactor 4 is arranged on the chassis handcart 3; Said vacuum contactor 4 flexibly connects with the fixed contact that is arranged in the switch cubicle; Said chassis handcart 3 is provided with dragging track, and said dragging track is slidingly matched through the support sliding part that is arranged on the switch cubicle; Said uncoupling rigging 5 one ends are connected sensitive switch on the handcart of chassis, and the other end is connected with fuse 2 fusing strikers.
Being provided with epoxy resin board between said fuse 2 and vacuum contactor 4 upper surfaces, is roller to carry fuse and contact arm and the said support sliding part of reinforcement.Said fixed contact is a Mume flower contact, and the bus of said Mume flower contact and major loop is electrically connected.Said fixed contact comprises upper contact head and following contact, and said upper contact head connects through the last contact arm 11 that is arranged at wiring pile on the vacuum contactor; Said contact down connects through the following contact arm 12 that is arranged at wiring pile under the vacuum contactor; Be provided with insulating barrier between said upper contact head and the last contact arm; Be provided with insulating barrier between said contact down and the following contact arm.
Said chassis handcart is provided with and is used to show that the chassis handcart is in the test prompting position and connection prompting position of different electric connection status.
The combined floodgate armature 6 of said vacuum contactor 4 is provided with hook-shaped knee mechanical interlock mechanism; Said interlocking device cooperates with the chassis handcart; The combined floodgate armature 6 of said vacuum contactor 4 is provided with hook-shaped knee mechanical interlock mechanism, and said chassis handcart is provided with a groove movably, when the chassis handcart is positioned at test position and on-position; Groove and knee mechanism position align, and this moment, the combined floodgate armature motion of vacuum contactor closed a floodgate vacuum contactor; When the chassis handcart is positioned at non-test position and on-position; The groove displacement, said groove and knee interlocking device position can not align, and vacuum contactor combined floodgate armature can't move contactor was closed a floodgate this moment; Reach the purpose of mechanical interlocking; Simultaneously, in the closing circuit of vacuum contactor, seal in chassis handcart position signalling, reach the purpose of electrical interlock.
Said vacuum contactor is 3 to 10KV vacuum contactor.The thickness of said epoxy resin board is 30 millimeters.Said switch cubicle is mid-handcart switch cabinet, and said switch cubicle set inside has vacuum contactor and the separated dividing plate of fuse.
This dividing plate has overcome traditional fixed vacuum contactor and fuse when box switch cubicle internal fixation is installed, owing to do not have tangible function division and partition in the switch cubicle, is easy to the shortcoming with the extension that causes the accident.Effectively improved protection in the cabinet, operated and overhauled more convenient flexible; The hook-shaped knee mechanical interlock mechanism that is arranged on the vacuum contactor combined floodgate armature cooperates with the chassis handcart, and contactor can not be closed a floodgate in non-test position and on-position, reaches mechanical anti-misoperation operation requirement; In the closing circuit of contactor, seal in the handcart position signalling, reach the electric anti-misoperation requirement.
The above is merely the preferred embodiments of the present invention, is not limited to the present invention, and obviously, those skilled in the art can carry out various changes and modification and not break away from the spirit and scope of the present invention the present invention.Like this, belong within the scope of claim of the present invention and equivalent technologies thereof if of the present invention these are revised with modification, then the present invention also is intended to comprise these changes and modification interior.
Claims (10)
1. the composite type vacuum contactor is characterized in that: comprise the fuse that is arranged at the interior chassis of switch cubicle handcart, uncoupling rigging, vacuum contactor and is arranged at the vacuum contactor upper surface; Said vacuum contactor is arranged on the handcart of chassis; Said vacuum contactor flexibly connects with the fixed contact that is arranged in the switch cubicle; Said chassis handcart is provided with dragging track, and said dragging track is slidingly matched through the support sliding part that is arranged on the switch cubicle; Said uncoupling rigging one end is connected sensitive switch on the handcart of chassis, and the other end is connected with the fuse blows striker.
2. composite type vacuum contactor according to claim 1 is characterized in that: said fixed contact is a Mume flower contact, is electrically connected with the bus of major loop.
3. composite type vacuum contactor according to claim 2 is characterized in that: said fixed contact comprises upper contact head and following contact; The last contact arm of wiring pile connects said upper contact head on the vacuum contactor through being arranged at; The following contact arm of wiring pile connects said contact down under the vacuum contactor through being arranged at; Be provided with insulating barrier between said upper contact head and the last contact arm; Be provided with insulating barrier between said contact down and the following contact arm.
4. composite type vacuum contactor according to claim 3 is characterized in that: said chassis handcart is provided with and is used to show that the chassis handcart is in the test prompting position and connection prompting position of different electric connection status.
5. composite type vacuum contactor according to claim 4; It is characterized in that: the combined floodgate armature of said vacuum contactor is provided with hook-shaped knee mechanical interlock mechanism; Said interlocking device cooperates with the chassis handcart, and said chassis handcart is provided with a groove movably, when the chassis handcart is positioned at test position and on-position; Groove and knee mechanism position align, and this moment, the combined floodgate armature motion of vacuum contactor closed a floodgate vacuum contactor; When the chassis handcart is positioned at non-test position and on-position, the groove displacement, said groove and knee interlocking device position can not align, and vacuum contactor combined floodgate armature can't move contactor was closed a floodgate this moment.
6. composite type vacuum contactor according to claim 5 is characterized in that: be provided with epoxy resin board between said fuse and the vacuum contactor upper surface.
7. composite type vacuum contactor according to claim 6 is characterized in that: said vacuum contactor is the vacuum contactor of 3 KV.
8. composite type vacuum contactor according to claim 7 is characterized in that: the thickness of said epoxy resin board is 30 millimeters.
9. composite type vacuum contactor according to claim 8 is characterized in that: said support sliding part is a roller.
10. composite type vacuum contactor according to claim 9 is characterized in that: said switch cubicle is mid-handcart switch cabinet, and said switch cubicle set inside has vacuum contactor and the separated dividing plate of fuse.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210220912.0A CN102738724B (en) | 2012-06-29 | 2012-06-29 | Combined vacuum contactor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210220912.0A CN102738724B (en) | 2012-06-29 | 2012-06-29 | Combined vacuum contactor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102738724A true CN102738724A (en) | 2012-10-17 |
| CN102738724B CN102738724B (en) | 2015-06-24 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210220912.0A Active CN102738724B (en) | 2012-06-29 | 2012-06-29 | Combined vacuum contactor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102738724B (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20020005339A1 (en) * | 1999-11-10 | 2002-01-17 | Mitsubishi Denki Kabushiki Kaisha | Insertion/withdrawal mechanism for a circuit interrupter |
| CN2710220Y (en) * | 2004-06-22 | 2005-07-13 | 成都通力集团股份有限公司 | Vacuum contactor middle truck |
| CN202513485U (en) * | 2012-06-29 | 2012-10-31 | 雷科电气有限公司 | Combined vacuum contactor |
-
2012
- 2012-06-29 CN CN201210220912.0A patent/CN102738724B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20020005339A1 (en) * | 1999-11-10 | 2002-01-17 | Mitsubishi Denki Kabushiki Kaisha | Insertion/withdrawal mechanism for a circuit interrupter |
| CN2710220Y (en) * | 2004-06-22 | 2005-07-13 | 成都通力集团股份有限公司 | Vacuum contactor middle truck |
| CN202513485U (en) * | 2012-06-29 | 2012-10-31 | 雷科电气有限公司 | Combined vacuum contactor |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102738724B (en) | 2015-06-24 |
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