CN205029425U - Two switching of power devices that can ensure to thread off and reset - Google Patents
Two switching of power devices that can ensure to thread off and reset Download PDFInfo
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- CN205029425U CN205029425U CN201520730555.1U CN201520730555U CN205029425U CN 205029425 U CN205029425 U CN 205029425U CN 201520730555 U CN201520730555 U CN 201520730555U CN 205029425 U CN205029425 U CN 205029425U
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- break
- plectrum
- circuit breaker
- make plectrum
- breaker
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Abstract
The utility model provides a two switching of power devices that can ensure to thread off and reset, comprises a base, be equipped with circuit breaker commonly used on the base, back up breaker, electrical source controller and locate the circuit breaker operating device between circuit breaker commonly used and the back up breaker, circuit breaker operating device includes the fixed bolster, the motor is installed to the below of fixed bolster, still include the carousel of motor drive and be used for stirring left break -make plectrum and the right break -make plectrum of using circuit breaker and back up breaker always respectively, the one end that left side break -make plectrum and right break -make plectrum are close to the carousel all is equipped with U type group groove, be equipped with on the carousel two respectively with the U type of left break -make plectrum and right break -make plectrum dial the slot combination dial post and one be used for supplementary dial that the post card goes into that corresponding U type dials the groove buckle the round pin again, the setting of detaining the round pin again enables can't reset after two switching of power devices are avoided threading off, guarantee the normal function of device.
Description
Technical field
The utility model relates to mains switch control technology field, refers in particular to a kind of double-power supply switching device guaranteeing drop-away reset.
Background technology
Automatic change-over is that one uses terminal appliance widely, control motor-operating mechanism mainly through controller and control breaker actuation, commonly use with connection or disjunction, stand-by power supply, thus guarantee the safety of electric power system and the continuity of production, it is made up of one (or several) transfer switching equipment and other required electrical equipment, for monitoring power circuit, and one or several load circuit is converted to another power supply automatically from a power supply, referred to as " double power supply automatic transfer switch " or " twin-power switch " in electric utility, duplicate supply switching mechanism is applied in automatic change-over, for the operate condition of operating mechanism being delivered to the handle controlling separating brake and close a floodgate, the separating brake that the dual-handle realized is corresponding or closing operation.
The operating mechanism of traditional double-power supply switching device is when normal back-up breaker is because of fault trip time, and this operating mechanism mechanism can not guarantee that circuit breaker automatically resets.
Summary of the invention
The utility model for technical problem be that the operating mechanism of double-power supply switching device in prior art is when normal back-up breaker is because of fault trip time, this operating mechanism mechanism can not guarantee the automatically reset problem of circuit breaker, circuit breaker automatically resets to provide one to guarantee, mechanism's interlock function can also be realized, motor rotating disk turns half-turn and namely can be locked, and can improve the double-power supply switching device of the reliability of institution staff and the drop-away reset guaranteed of high efficiency.
In order to solve the problems of the technologies described above, the utility model adopts following technical scheme:
Originally can guarantee that the double-power supply switching device of drop-away reset comprises: base, base is provided with conventional circuit breaker, back-up breaker, power-supply controller of electric and the circuit breaker operation mechanism be located between conventional circuit breaker and back-up breaker, circuit breaker operation mechanism comprises fixed support, support bracket fastened below is provided with motor, also comprise the rotating disk of driven by motor and be respectively used to stir the left break-make plectrum of conventional circuit breaker and back-up breaker and right break-make plectrum, left break-make plectrum and right break-make plectrum are equipped with U-shaped allocating slot near one end of rotating disk, rotating disk be provided with two reversed columns coordinated with the U-shaped allocating slot of left break-make plectrum and right break-make plectrum respectively and one snap in the pin buckle again of corresponding U-shaped allocating slot for auxiliary reversed column.
Wherein, described support bracket fastened both sides are respectively equipped with guide post, left break-make plectrum and right break-make plectrum are slidably connected on the guide post of both sides respectively, plectrum banking stop is equipped with above guide post, the lower end of described plectrum banking stop is fixedly connected with fixed support, the upper end of plectrum banking stop is provided with bar shaped stopper slot, and the upper surface of described left break-make plectrum and right break-make plectrum is provided with limited post perpendicular to end face respectively, and described limited post inserts in bar shaped stopper slot.
Wherein, described fixed support is also provided with a touch switch, touch switch is electrically connected with power-supply controller of electric, described touch switch is provided with elastic contact blade, the outer of described rotating disk is provided with arc convex body, when conventional circuit breaker and back-up breaker, one of them is in connected state, and arc convex body contacts with elastic contact blade.
Further, described rotating disk is round turntable, described arc convex body and round turntable one-body molded.
Wherein, described pin buckle is again arc cylinder, and described reversed column is cylinder.
Wherein, described left break-make plectrum and right break-make plectrum are equipped with U-shaped groove near one end of conventional circuit breaker and back-up breaker, and the operating grip of conventional circuit breaker and back-up breaker is corresponding to be respectively sheathed in the U-shaped groove of left break-make plectrum and right break-make plectrum.
Wherein, described motor is permanent magnet synchronous motor.
The beneficial effects of the utility model: after rotating disk being provided with again pin buckle, when usual end circuit breaker tripping time, before guaranteeing back-up breaker combined floodgate, usual end are fastened as merit; Same, when end circuit breaker tripping for subsequent use time, can guarantee that usual end breaker closing is front upper and be fastened as merit.This structure can also realize mechanism's interlock function, and motor rotating disk turns half-turn and namely can be locked, and can improve reliability and the high efficiency of institution staff.
Accompanying drawing explanation
Fig. 1 is a kind of structural representation guaranteeing the double-power supply switching device of drop-away reset of the utility model;
Fig. 2 is a kind of structural representation guaranteeing the circuit breaker operation mechanism of the double-power supply switching device of drop-away reset of the utility model;
To be that the utility model is a kind of guarantee the touch switch of the double-power supply switching device of drop-away reset and the partial enlarged drawing of rotating disk to Fig. 3.
Reference numeral in Fig. 1 to Fig. 3 comprises:
1-base 2-power-supply controller of electric 3-commonly uses circuit breaker 4-back-up breaker
The right break-make plectrum of 5-fixed support 6-motor 7-left break-make plectrum 8-
9-reversed column 10-U type allocating slot 11-U type groove 12-operating grip
13-plectrum banking stop 14-bar shaped stopper slot 15-limited post 16-rotating disk
17-is pin buckle 18-touch switch 19-elastic contact blade 20-arc convex body again
21-guide post.
Embodiment
For the ease of the understanding of those skilled in the art, be further described the utility model below in conjunction with embodiment and accompanying drawing, the content that execution mode is mentioned is not to restriction of the present utility model.Below in conjunction with accompanying drawing, the utility model is described in detail.
As Figure 1-3: the utility model provides a kind of double-power supply switching device guaranteeing drop-away reset, include base 1, base 1 is provided with conventional circuit breaker 3, back-up breaker 4, power-supply controller of electric 2 and the circuit breaker operation mechanism be located between conventional circuit breaker 3 and back-up breaker 4, circuit breaker operation mechanism comprises fixed support 5, the below of fixed support 5 is provided with motor 6, also comprise the rotating disk 16 that driven by motor 6 and be respectively used to stir the left break-make plectrum 7 of conventional circuit breaker 3 and the operating grip 12 of back-up breaker 4 and right break-make plectrum 8, rotating disk 16 is provided with two reversed columns 9 coordinated with left break-make plectrum 7 and right break-make plectrum 8 respectively and one for guaranteeing that reversed column 9 can coordinate the pin buckle again 17 of left break-make plectrum 7 and right break-make plectrum 8 smoothly.
In the present embodiment, the both sides of described fixed support 5 are respectively equipped with guide post 21, left break-make plectrum 7 and right break-make plectrum 8 are slidably connected on the guide post 21 of both sides respectively, plectrum banking stop 13 is provided with above the guide post 21 of both sides, the lower end of described plectrum banking stop 13 is fixedly connected with fixed support 5, the upper end of plectrum banking stop 13 is provided with bar shaped stopper slot 14, the upper surface of described left break-make plectrum 7 and right break-make plectrum 8 is provided with limited post 15 perpendicular to end face respectively, and described limited post 15 inserts in bar shaped stopper slot 14.Described motor 6 drives rotating disk 16, rotating disk 16 drives left break-make plectrum 7 and right break-make plectrum 8 along guide post 21 translation by reversed column 9, the U-shaped groove 11 of left break-make plectrum 7 and right break-make plectrum 8 drives operating grip 12 action of conventional circuit breaker 3 or back-up breaker 4 again, thus make to exchange break-make between conventional circuit breaker 3 and back-up breaker 4, realize conventional conversion between power supply and stand-by power supply.Because left break-make plectrum 7 and right break-make plectrum 8 are along guide post 21 translation, therefore left break-make plectrum 7 and right break-make plectrum 8 all can horizontal sliding operating grips 12, such that the action of operating grip 12 is stressed to be balanced more, and its control procedure is steady, reliability is high, effectively can guarantee the normal operation of equipment.
In the present embodiment, described fixed support 5 is also provided with a touch switch 18, touch switch 18 is electrically connected with power-supply controller of electric 2, described touch switch 18 is provided with elastic contact blade 19, the outer of described rotating disk 16 is provided with arc convex body 20, when conventional circuit breaker 3 and back-up breaker 4, one of them is in connected state, and arc convex body 20 contacts with elastic contact blade 19.Further, described rotating disk 16 is round turntable, and described arc convex body 20 is one-body molded with rotating disk 16.The outer of rotating disk 16 is provided with an arc convex body 20, and motor 6 positive and negative rotation can drive rotating disk 16, and the arc convex body 20 of rotating disk 16 outer is also along with positive and negative rotation, and arc convex body 20 coordinates the accuracy that can ensure electrical action with touch switch 18.
In the present embodiment, described pin buckle again 17 is arc cylinder, and described reversed column 9 is cylinder.This structure is that inventor studies for a long period of time the optimum shape that double-power supply switching device draws, processes easy, achieves noticeable achievement.After rotating disk 16 being provided with again pin buckle 17, when conventional circuit breaker 3 is threaded off time, can guarantee that back-up breaker 4 closes a floodgate in front usual end and be fastened as merit; Same, when back-up breaker 4 is threaded off time, can guarantee that conventional circuit breaker 3 closes a floodgate and front upperly be fastened as merit.This structure can also realize mechanism's interlock function, and motor 6 drives rotating disk 16 turns of half-turns namely can be locked, and can improve reliability and the high efficiency of institution staff.
In the present embodiment, described left break-make plectrum 7 and right break-make plectrum 8 are equipped with U-shaped groove 11 near one end of conventional circuit breaker 3 and back-up breaker 4, and the operating grip 12 of conventional circuit breaker 3 and back-up breaker 4 is corresponding to be respectively sheathed in the U-shaped groove 11 of left break-make plectrum 7 and right break-make plectrum 8.The operating grip 12 of U-shaped groove 11 and conventional circuit breaker 3 and back-up breaker 4 coordinates can the stability of assurance device better, easy to process, reasonable in design.
In the present embodiment, described motor 6 is permanent magnet synchronous motor.Permanent magnet synchronous motor structure is simple, volume is little, lightweight, loss is little, efficiency is high, does not have the shortcoming such as commutator and brush of direct current machine; Compare with asynchronous motor, it is not owing to needing idle exciting current, and thus efficiency is high, power factor is high, moment ratio of inertias large, and stator current and stator resistance loss reduce, and rotor parameter can be surveyed, control performance is good; Compare with common synchronization motor, eliminate excitation unit, simplify the structure, improve efficiency.
The above, it is only the utility model preferred embodiment, not any pro forma restriction is done to the utility model, although the utility model with preferred embodiment openly as above, but and be not used to limit the utility model, any those skilled in the art, do not departing within the scope of technical solutions of the utility model, make a little change when utilizing the technology contents of above-mentioned announcement or be modified to the Equivalent embodiments of equivalent variations, in every case be do not depart from technical solutions of the utility model content, any simple modification that above embodiment is done is referred to according to the utility model technology, equivalent variations and modification, all belong in the scope of technical solutions of the utility model.
Claims (7)
1. can guarantee the double-power supply switching device of drop-away reset for one kind, comprise: base, base is provided with conventional circuit breaker, back-up breaker, power-supply controller of electric and the circuit breaker operation mechanism be located between conventional circuit breaker and back-up breaker, circuit breaker operation mechanism comprises fixed support, support bracket fastened below is provided with motor, also comprise the rotating disk of driven by motor and be respectively used to stir the left break-make plectrum of conventional circuit breaker and back-up breaker and right break-make plectrum, it is characterized in that: left break-make plectrum and right break-make plectrum are equipped with U-shaped allocating slot near one end of rotating disk, rotating disk be provided with two reversed columns coordinated with the U-shaped allocating slot of left break-make plectrum and right break-make plectrum respectively and one snap in the pin buckle again of corresponding U-shaped allocating slot for auxiliary reversed column.
2. a kind of double-power supply switching device guaranteeing drop-away reset according to claim 1, it is characterized in that: described support bracket fastened both sides are respectively equipped with guide post, left break-make plectrum and right break-make plectrum are slidably connected on the guide post of both sides respectively, plectrum banking stop is equipped with above guide post, the lower end of described plectrum banking stop is fixedly connected with fixed support, the upper end of plectrum banking stop is provided with bar shaped stopper slot, the upper surface of described left break-make plectrum and right break-make plectrum is respectively equipped with limited post, and described limited post inserts in bar shaped stopper slot.
3. a kind of double-power supply switching device guaranteeing drop-away reset according to claim 1, it is characterized in that: described fixed support is also provided with a touch switch, touch switch is electrically connected with power-supply controller of electric, described touch switch is provided with elastic contact blade, the outer of described rotating disk is provided with arc convex body, when conventional circuit breaker and back-up breaker, one of them is in connected state, and arc convex body contacts with elastic contact blade.
4. a kind of double-power supply switching device guaranteeing drop-away reset according to claim 3, is characterized in that: described rotating disk is round turntable, described arc convex body and round turntable one-body molded.
5. a kind of double-power supply switching device guaranteeing drop-away reset according to claim 1, it is characterized in that: described pin buckle is again arc cylinder, described reversed column is cylinder.
6. a kind of double-power supply switching device guaranteeing drop-away reset according to claim 1, it is characterized in that: described left break-make plectrum and right break-make plectrum are equipped with U-shaped groove near one end of conventional circuit breaker and back-up breaker, the operating grip of conventional circuit breaker and back-up breaker is corresponding to be respectively sheathed in the U-shaped groove of left break-make plectrum and right break-make plectrum.
7. a kind of double-power supply switching device guaranteeing drop-away reset according to claim 1, is characterized in that: described motor is permanent magnet synchronous motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520730555.1U CN205029425U (en) | 2015-09-21 | 2015-09-21 | Two switching of power devices that can ensure to thread off and reset |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520730555.1U CN205029425U (en) | 2015-09-21 | 2015-09-21 | Two switching of power devices that can ensure to thread off and reset |
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| Publication Number | Publication Date |
|---|---|
| CN205029425U true CN205029425U (en) | 2016-02-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520730555.1U Active CN205029425U (en) | 2015-09-21 | 2015-09-21 | Two switching of power devices that can ensure to thread off and reset |
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| CN (1) | CN205029425U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105895462A (en) * | 2016-06-12 | 2016-08-24 | 天津加美特电气设备有限公司 | Dual power supply changeover switch with mechanical tripping interlock function |
-
2015
- 2015-09-21 CN CN201520730555.1U patent/CN205029425U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105895462A (en) * | 2016-06-12 | 2016-08-24 | 天津加美特电气设备有限公司 | Dual power supply changeover switch with mechanical tripping interlock function |
| CN105895462B (en) * | 2016-06-12 | 2018-12-25 | 天津加美特电气设备有限公司 | A kind of dual-power transfer switch with mechanical trip interlock function |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |