CN202018910U - Three-position isolation/ground switch - Google Patents
Three-position isolation/ground switch Download PDFInfo
- Publication number
- CN202018910U CN202018910U CN2011200307346U CN201120030734U CN202018910U CN 202018910 U CN202018910 U CN 202018910U CN 2011200307346 U CN2011200307346 U CN 2011200307346U CN 201120030734 U CN201120030734 U CN 201120030734U CN 202018910 U CN202018910 U CN 202018910U
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- CN
- China
- Prior art keywords
- grounding
- cutting blade
- contact
- switch
- mounting panel
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- Expired - Lifetime
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Abstract
The utility model discloses a three-position isolation/ground switch which comprises a switch mounting plate. A plurality of pairs of grounding contacts and static contacts are arranged on the switch mounting plate, a moving blade hinged on the switch mounting plate can be in electric contact with the grounding contacts and the static contacts respectively, the moving blade can rotate along the hinged point, and an opening state is realized when the moving blade is in electric contact with neither the grounding contacts nor the static contacts. By adopting the three-position isolation/ground switch, the rotatable moving blade can be in electric contact with the grounding contacts, the movable contacts, or not in contact with any contact to realize the grounding position, the closing position, and the opening position of the three-position isolation/ground switch, trouble caused by electric linkage or mechanical linkage among different contacts in the past is effectively avoided, and the switch structure is more compact. The three-position isolation/ground switch is used for the field of electric equipment.
Description
Technical field
The utility model relates to a kind of electric switch, particularly relates to a kind of three-station isolating/grounding switch.
Background technology
At present, isolating/grounding switch commonly used is split type, i.e. an operating mechanism control isolating switch; Another operating mechanism control earthed switch, and connect by mechanical interlocking and electrical interlock between two mechanisms, make the production cost of isolating/grounding switch increase relatively like this, and shared spatial volume is also relatively large.
The utility model content
For addressing the above problem, the utility model provides a kind of three-station isolating/grounding switch of compact conformation.
The technical scheme that its technical problem that solves the utility model adopts is:
A kind of three-station isolating/grounding switch, comprise the switch mounting panel, the switch mounting panel is provided with some to grounding contact and fixed contact, be hinged with on the switch mounting panel and can be respectively realize the cutting blade that electrically contacts with grounding contact and fixed contact, cutting blade can be around its pin joint rotation, and cutting blade is in gate-dividing state when not electrically contacting with grounding contact and fixed contact.
Be further used as the improvement of technical solutions of the utility model, the switch mounting panel is provided with the power input shaft that drives the cutting blade rotation, be hinged with insulated tension pole on the blade of cutting blade, the other end of insulated tension pole is provided with hinged with it connecting lever, be provided with a pair of intermeshing orthogonal gear between connecting lever and power input shaft, the driving gear of orthogonal gear is installed on the power input shaft, and the travelling gear of orthogonal gear drives the connecting lever rotation, is provided with rotating shaft between travelling gear and connecting lever.
Be further used as the improvement of technical solutions of the utility model, the switch mounting panel is provided with three pairs of grounding contacts and fixed contact, and the connecting lever corresponding with three pairs of grounding contacts and fixed contact all is articulated in the rotating shaft.
Be further used as the improvement of technical solutions of the utility model, the hinged place of cutting blade is provided with the insulator that is used for interval cutting blade and switch mounting panel, and the bottom of cutting blade is provided with the conductor connector that connects with it, is connected with plug by the conductor connector.
Be further used as the improvement of technical solutions of the utility model, the switch mounting panel is provided with the support that is used to connect fixed contact, is provided with static contact and insulation between fixed contact and support.
The beneficial effects of the utility model: this three-station isolating/grounding switch electrically contacts with grounding contact and moving contact respectively by rotatable cutting blade, or cutting blade do not contacted ground connection, combined floodgate and the separating brake station of realizing this three-station isolating/grounding switch respectively with any contact, can effectively avoid between variant in the past contact by the loaded down with trivial details situation that electrical interlocks or mechanical chain caused, make this construction of switch compact more simultaneously.
Description of drawings
The utility model is described in further detail below in conjunction with accompanying drawing:
Fig. 1 is the utility model example structure schematic diagram;
Fig. 2 is the utility model example structure vertical view;
Fig. 3 is the utility model switch each station schematic diagram of living in.
Embodiment
With reference to Fig. 1, Fig. 2 and Fig. 3, the utility model is a kind of three-station isolating/grounding switch, comprise switch mounting panel 1, switch mounting panel 1 is provided with some to grounding contact 2 and fixed contact 3, be hinged with on the switch mounting panel 1 and can be respectively realize the cutting blade 4 that electrically contacts with grounding contact 2 and fixed contact 3, cutting blade 4 can be around its pin joint rotation, and cutting blade 4 is in gate-dividing state when not electrically contacting with grounding contact 2 and fixed contact 3.
This three-station isolating/grounding switch electrically contacts with grounding contact 2 and moving contact 3 respectively by rotatable cutting blade 4, or cutting blade 4 do not contacted ground connection, combined floodgate and the separating brake station of realizing this three-station isolating/grounding switch respectively with any contact, can effectively avoid between variant in the past contact by the loaded down with trivial details situation that electrical interlocks or mechanical chain caused, make this construction of switch compact more simultaneously.
As the utility model preferred embodiment, switch mounting panel 1 is provided with the power input shaft 5 that drives cutting blade 4 rotations, be hinged with insulated tension pole 6 on the blade of cutting blade 4, the other end of insulated tension pole 6 is provided with hinged with it connecting lever 7,5 of connecting lever 7 and power input shafts are provided with a pair of intermeshing orthogonal gear, the driving gear 81 of orthogonal gear is installed on the power input shaft 5, and the travelling gear 82 of orthogonal gear drives connecting lever 7 rotations, and 7 of travelling gear 82 and connecting levers are provided with rotating shaft 9.
The driving gear 81 that power input shaft 5 drives in the orthogonal gear rotates, thereby will rotate by driven gear 82 and rotating shaft 9 and be passed to connecting lever 7, at the different position of rotation of power input shaft 5, the insulated tension pole 6 that is connected with connecting lever 7 also is still in different azimuth respectively, thereby make cutting blade 4 realize respectively and the electrically contacting of grounding contact 2 and moving contact 3, or make cutting blade 4 disconnect electrical connection, promptly realize the function of ground connection, combined floodgate and the separating brake of three-station isolating/grounding switch respectively.Power transmits by orthogonal gear, and the transfer mode of spur gear helped making its structure compact more relatively in the past, the overall volume that can effectively dwindle three-station.
As the utility model preferred embodiment, switch mounting panel 1 is provided with three pairs of grounding contacts 2 and fixed contact 3, and the connecting lever 7 corresponding with three pairs of grounding contacts 2 and fixed contact 3 all is articulated in the rotating shaft 9.By three pairs of connecting levers 7 are installed in rotating shaft 9 simultaneously, convenient three pairs of connecting levers, 7 equidirectional motions simultaneously are to reach the synchronous of each plug position of three-station.
As the utility model preferred embodiment, the hinged place of cutting blade 4 is provided with the insulator 14 that is used for interval cutting blade 4 and switch mounting panel 1, and the bottom of cutting blade 4 is provided with the conductor connector 10 that connects with it, is connected with plug 11 by conductor connector 10.
As the utility model preferred embodiment, switch mounting panel 1 is provided with the support 12 that is used to connect fixed contact 3, and 12 on fixed contact 3 and support are provided with static contact and insulation 13.
Described each insulator 14 is respectively applied for each contact and switch mounting panel 1 and support 12 at interval with static contact and insulation 13, reaches effect insulated from each other.
Certainly, the utility model is created and is not limited to above-mentioned execution mode, those of ordinary skill in the art also can make equivalent variations or replacement under the prerequisite of the utility model spirit, modification that these are equal to or replacement all are included in the application's claim institute restricted portion.
Claims (5)
1. three-station isolating/grounding switch, comprise switch mounting panel (1), described switch mounting panel (1) is provided with some to grounding contact (2) and fixed contact (3), it is characterized in that: be hinged with on the described switch mounting panel (1) and can be respectively realize the cutting blade (4) that electrically contacts with grounding contact (2) and fixed contact (3), described cutting blade (4) can be around its pin joint rotation, and described cutting blade (4) is not in gate-dividing state with grounding contact (2) and fixed contact (3) when electrically contacting.
2. three-station isolating/grounding switch according to claim 1, it is characterized in that: described switch mounting panel (1) is provided with the power input shaft (5) that drives cutting blade (4) rotation, be hinged with insulated tension pole (6) on the blade of described cutting blade (4), the other end of described insulated tension pole (6) is provided with hinged with it connecting lever (7), be provided with a pair of intermeshing orthogonal gear between described connecting lever (7) and power input shaft (5), the driving gear of described orthogonal gear (81) is installed on the power input shaft (5), the travelling gear of described orthogonal gear (82) drives connecting lever (7) rotation, is provided with rotating shaft (9) between described travelling gear (82) and connecting lever (7).
3. three-station isolating/grounding switch according to claim 2, it is characterized in that: described switch mounting panel (1) is provided with three pairs of grounding contacts (2) and fixed contact (3), and the connecting lever (7) corresponding with described three pairs of grounding contacts (2) and fixed contact (3) all is articulated in the rotating shaft (9).
4. three-station isolating/grounding switch according to claim 1, it is characterized in that: the hinged place of described cutting blade (4) is provided with the insulator (14) that is used for interval cutting blade (4) and switch mounting panel (1), the bottom of described cutting blade (4) is provided with the conductor connector (10) that connects with it, is connected with plug (11) by described conductor connector (10).
5. three-station isolating/grounding switch according to claim 1 is characterized in that: described switch mounting panel (1) is provided with the support (12) that is used to connect fixed contact (3), is provided with static contact and insulation (13) between described fixed contact (3) and support (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200307346U CN202018910U (en) | 2011-01-29 | 2011-01-29 | Three-position isolation/ground switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200307346U CN202018910U (en) | 2011-01-29 | 2011-01-29 | Three-position isolation/ground switch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202018910U true CN202018910U (en) | 2011-10-26 |
Family
ID=44812578
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011200307346U Expired - Lifetime CN202018910U (en) | 2011-01-29 | 2011-01-29 | Three-position isolation/ground switch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202018910U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102426970A (en) * | 2011-11-24 | 2012-04-25 | 广东省顺德开关厂有限公司 | Solid insulation three-station isolating switch |
-
2011
- 2011-01-29 CN CN2011200307346U patent/CN202018910U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102426970A (en) * | 2011-11-24 | 2012-04-25 | 广东省顺德开关厂有限公司 | Solid insulation three-station isolating switch |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20111026 |