CN101826403B - Double-energy storage operating mechanism of single operating shaft - Google Patents
Double-energy storage operating mechanism of single operating shaft Download PDFInfo
- Publication number
- CN101826403B CN101826403B CN2009100471085A CN200910047108A CN101826403B CN 101826403 B CN101826403 B CN 101826403B CN 2009100471085 A CN2009100471085 A CN 2009100471085A CN 200910047108 A CN200910047108 A CN 200910047108A CN 101826403 B CN101826403 B CN 101826403B
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- cam
- energy storage
- energy
- guide post
- half cycle
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Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H9/00—Details of switching devices, not covered by groups H01H1/00 - H01H7/00
- H01H9/20—Interlocking, locking, or latching mechanisms
- H01H9/26—Interlocking, locking, or latching mechanisms for interlocking two or more switches
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H3/00—Mechanisms for operating contacts
- H01H3/32—Driving mechanisms, i.e. for transmitting driving force to the contacts
- H01H3/40—Driving mechanisms, i.e. for transmitting driving force to the contacts using friction, toothed, or screw-and-nut gearing
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H3/00—Mechanisms for operating contacts
- H01H3/32—Driving mechanisms, i.e. for transmitting driving force to the contacts
- H01H3/42—Driving mechanisms, i.e. for transmitting driving force to the contacts using cam or eccentric
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H2300/00—Orthogonal indexing scheme relating to electric switches, relays, selectors or emergency protective devices covered by H01H
- H01H2300/018—Application transfer; between utility and emergency power supply
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H3/00—Mechanisms for operating contacts
- H01H3/22—Power arrangements internal to the switch for operating the driving mechanism
- H01H3/30—Power arrangements internal to the switch for operating the driving mechanism using spring motor
Abstract
The invention discloses a double-energy storage operating mechanism of a single operating shaft, which is used for automatic transfer switching equipment and comprises an operating handle or an operating motor, a transmission gear and energy storage mechanisms, wherein the operating handle or the operating motor is positioned at the first side of an installation plate of an operating mechanism of the automatic transfer switching equipment and is sheathed in a first operating cam main shaft of the operating mechanism, and the first operating cam main shaft is driven to rotate by the operating handle and operating motor; the transmission gear is positioned at the second side of the operating mechanism and is connected with the first operating cam main shaft and a second operating cam main shaft of the operating mechanism, and the second operating cam main shaft is driven to rotate by the rotation of the first operating cam main shaft through the transmission gear; and the energy storage mechanisms are connected to the first operating cam main shaft through a first cam, are also connected to the second operating cam main shaft through a second cam, and are respectively driven to store energy by the rotation of the first operating cam main shaft and the second operating cam main shaft through the first cam and the second cam.
Description
Technical field
The present invention relates to the low-voltage electrical apparatus field, more particularly, relate to the double-energy storage operating mechanism of single operation axle.
Background technology
Automatic transfer switching electric appliance (being called for short ATSE) is mainly used in the switching of two-way power supply.ATSE can be divided into PC level and CB level, and PC level ATSE can connect, carry but is not used in the ATSE of disjunction short circuit current, and CB level ATSE is equipped with the ATSE of overcurrent trip, and the disjunction short circuit current can connected and be used for to its main contact.In Europe, the ATSE of rated current more than 630A only adopts the CB level, and in North America, ATSE has only the PC level.In the equivalence of Chinese ATSE standard the IEC standard, PC level and CB level all can adopt.
CB level ATSE is made up of two circuit breakers, motor-operating mechanism, machinery-electrical interlocks device, controller etc.Split type mechanism is comparatively complicated, and reliability is low; Can not guarantee the fire-fighting equipment reliability service.CB level ATSE exists in some cases because of overcurrent causes circuit breaker tripping, and the possibility that causes ATSE not change can't make stand-by power supply power to the load.Volume is also bigger, and reliability is low.
At present, a kind of CB level integral type ATSE product is arranged on the market, adopt two cover operating mechanisms, no motor energy storage, volume is big, can not carry out the protection of PC level.
PC level ATSE is the custom-designed automatic transfer switching electric appliance of integral structure, and reliability is high.But domestic PC level ATSE is main with low capacity at present.
Summary of the invention
The present invention is intended to provide for the big custom-designed automatic transfer switching electric appliance of capacity integral structure a kind of double-energy storage operating mechanism of single operation axle; Realize promptly satisfying the requirement that the PC level required, also satisfied the automatic transfer switching electric appliance of CB level requirement, can be used for low-pressure electronic equipment products such as big capacity (more than the 630A) automatic change-over, circuit breaker.
According to embodiments of the invention, a kind of double-energy storage operating mechanism of single operation axle is proposed, be used for automatic transfer switching electric appliance, comprising:
Operating grip and operating electrical machines; Operating grip and operating electrical machines are positioned at first side of mounting panel of the operating mechanism of automatic transfer switching electric appliance; Operating grip and operating electrical machines are inserted in the first operation of cam main shaft of operating mechanism, drive the first operation of cam main shaft by operating grip or operating electrical machines and rotate;
Travelling gear is positioned at second side of the mounting panel of operating mechanism, and travelling gear connects the second operation of cam main shaft of the first operation of cam main shaft and operating mechanism, and the rotation of the first operation of cam main shaft drives the rotation of the second operation of cam main shaft through travelling gear;
Stored energy mechanism; Be connected to the first operation of cam main shaft through first cam; Also be connected to the second operation of cam main shaft through second cam, the rotation of the first operation of cam main shaft and the second operation of cam main shaft is carried out energy storage through first cam and the second cam driven stored energy mechanism respectively.
Stored energy mechanism wherein comprises:
The energy-stored spring group comprises at least two group energy-stored springs;
The first energy storage lever, the first energy storage lever carries out energy storage through the one group of energy-stored spring that rotates in the compressed energy-storage groups of springs;
The second energy storage lever becomes 180 ° of placements with the first energy storage lever, and the second energy storage lever carries out energy storage through another group energy-stored spring that rotates in the compressed energy-storage groups of springs.
First cam is made up of first half cycle and second half cycle, and wherein first half cycle has the radius that from r to Ra, changes, and second half cycle has constant radius R a; Second cam is made up of first half cycle and second half cycle, and wherein first half cycle has constant radius r, and second half cycle has the radius that from Rb to r, changes; Rb＜r＜Ra wherein.
The first energy storage lever comprises first guide post that is positioned at the first cam rotation center and dependence and contacts outer peripheral second guide post of first cam; During first cam rotation; Second guide post relies on and contacts the outward flange of first cam all the time, and when second guide post contacted with first half cycle of first cam, the distance between first guide post and second guide post changed between the Ra at r; The one group of energy-stored spring that drives in the energy-stored spring group carries out energy storage; When second guide post contacted with second half cycle of first cam, the distance between first guide post and second guide post remained on Ra, no longer carried out energy storage.
The second energy storage lever comprises the 3rd guide post that is positioned at the second cam rotation center and dependence and contacts outer peripheral the 4th guide post of second cam; During second cam rotation; The 3rd guide post relies on and contacts the outward flange of second cam all the time, and when the 3rd guide post contacted with first half cycle of second cam, the distance between the 3rd guide post and the 4th guide post remained on r; Do not carry out energy storage; When the 3rd guide post contacted with second half cycle of second cam, the distance between the 3rd guide post and the 4th guide post changed between the r at Rb, and another group energy-stored spring that drives in the energy-stored spring group carries out energy storage.
The first energy storage lever and the second energy storage lever have sleeve cap, the switching-in spring of packing in the sleeve cap.
Operating grip or operating electrical machines drive the first operation of cam main shaft and rotate, and then drive first cam and at first rotate, and the radius of first cam, first half cycle increases to Ra by r, and the one group of energy-stored spring that drives in the first energy storage lever compressed energy-storage groups of springs carries out energy storage; Travelling gear drives the second operation of cam main shaft simultaneously and rotates; And then drive second cam rotation; When first cam is positioned at first half cycle; Second cam also is positioned at first half cycle, for etc. radius r, second cam do not drive in the second energy storage lever compressed energy-storage groups of springs another the group energy-stored spring carry out energy storage; Second half cycle of radiuses such as the first cam entering; The compression of the first energy storage lever is no longer carried out energy storage to one group of energy-stored spring in the energy-stored spring group; This moment, second cam got into second half cycle; Radius increases to r by Rb, and another group energy-stored spring that drives in the second energy storage lever compressed energy-storage groups of springs carries out energy storage.
Novel structure of the present invention has originality, and volume is little; Function is complete; Reliability is high, promptly satisfies the requirement that the PC level required, also satisfied the automatic transfer switching electric appliance of CB level requirement, can be used for low-pressure electronic equipment products such as big capacity (more than the 630A) automatic change-over, circuit breaker
Description of drawings
Above-mentioned and other characteristic, character and advantage of the present invention will be through becoming more obvious below in conjunction with accompanying drawing to the description of embodiment, wherein,
Fig. 1 has disclosed the structure chart according to the double-energy storage operating mechanism of the single operation axle of one embodiment of the invention.
Fig. 2 has disclosed according to one embodiment of the invention, the state before the energy storing structure energy storage.
Fig. 3 has disclosed according to one embodiment of the invention, and energy storing structure is accomplished the state after the energy storage.
Embodiment
With reference to shown in Figure 1, the present invention proposes a kind of double-energy storage operating mechanism of single operation axle, be used for automatic transfer switching electric appliance, comprising:
Above-mentioned stored energy mechanism comprises: the energy-stored spring group; Comprise at least two group energy-stored springs (with reference to figure 2 or shown in Figure 3), the first energy storage lever; The first energy storage lever carries out energy storage, the second energy storage lever through the one group of energy-stored spring 202 that rotates in the compressed energy-storage groups of springs; Become 180 ° of placements with the first energy storage lever, the second energy storage lever carries out energy storage through another group energy-stored spring 204 that rotates in the compressed energy-storage groups of springs.
Referring to figs. 2 and 3 shown in, first cam 302 is made up of first half cycle and second half cycle, wherein first half cycle has from r to Ra the radius that changes, second half cycle has constant radius R a.Second cam 304 is made up of first half cycle and second half cycle, and wherein first half cycle has constant radius r, and second half cycle has the radius that from Rb to r, changes; Rb＜r＜Ra wherein.
The first energy storage lever comprises first guide post 220 that is positioned at first cam, 302 centers of rotation and outer peripheral second guide post 222 that relies on and contact first cam 302; When first cam 302 rotates; Second guide post 222 relies on and contacts the outward flange of first cam 302 all the time; When second guide post 222 contacts with first half cycle of first cam 302; Distance between first guide post 220 and second guide post 222 changes between the Ra at r, and the one group of energy-stored spring 202 that drives in the energy-stored spring group carries out energy storage, when second guide post 222 contacts with second half cycle of first cam 302; Distance between first guide post 220 and second guide post 222 remains on Ra, no longer carries out energy storage.
The second energy storage lever comprises the 3rd guide post 240 that is positioned at second cam, 304 centers of rotation and outer peripheral the 4th guide post 242 that relies on and contact second cam 304; When second cam 304 rotates; The 3rd guide post 240 relies on and contacts the outward flange of second cam 304 all the time; When the 3rd guide post 240 contacts with first half cycle of second cam 304; Distance between the 3rd guide post 204 and the 4th guide post 242 remains on r, does not carry out energy storage, when the 3rd guide post 240 contacts with second half cycle of second cam 304; Distance between the 3rd guide post 240 and the 4th guide post 242 changes between the r at Rb, and another group energy-stored spring 204 that drives in the energy-stored spring group carries out energy storage.
In one embodiment, the first energy storage lever and the second energy storage lever have sleeve cap, the switching-in spring of packing in the sleeve cap.
Operating grip or operating electrical machines drive the first operation of cam main shaft and rotate, and then drive first cam and at first rotate, and the radius of first cam, first half cycle increases to Ra by r, and the one group of energy-stored spring that drives in the first energy storage lever compressed energy-storage groups of springs carries out energy storage.Travelling gear drives the second operation of cam main shaft simultaneously and rotates; And then drive second cam rotation; When first cam is positioned at first half cycle; Second cam also is positioned at first half cycle, for etc. radius r, second cam do not drive in the second energy storage lever compressed energy-storage groups of springs another the group energy-stored spring carry out energy storage.Second half cycle of radiuses such as the first cam entering; The compression of the first energy storage lever is no longer carried out energy storage to one group of energy-stored spring in the energy-stored spring group; This moment, second cam got into second half cycle; Radius increases to r by Rb, and another group energy-stored spring that drives in the second energy storage lever compressed energy-storage groups of springs carries out energy storage.
Referring to figs. 2 and 3 shown in, Fig. 2 has disclosed according to one embodiment of the invention, the state before the energy storing structure energy storage, and Fig. 3 has disclosed the state after energy storing structure is accomplished energy storage.When driving the first operation of cam main shaft, operating grip or operating electrical machines rotate; And then when driving first cam rotation; At the preceding half cycle (first half cycle of first cam) that rotates, the radius of first cam increases to Ra by r, drives the energy storage lever and compresses one group of energy-stored spring completion energy storage.At this moment, because the gearing of the travelling gear of engagement relatively drives the second operation of cam main shaft and rotates, and then drives second cam rotation.Second cam radius state (radius is r) such as is at first half cycle, and the second energy storage lever that is driven by second cam just can not move, and can not compress this group energy-stored spring and accomplish energy storage.In the second half (second half cycle of first cam and second cam) of rotating, first cam (having constant radius Ra) such as is at the radius state, and the first energy storage lever and the one group of energy-stored spring that has compressed are remained stationary; At this moment; Because the gearing of the travelling gear of engagement relatively, second cam is in the change radius state of second half cycle, and radius increases to r by Rb; The second energy storage lever motion that is driven is compressed another group energy-stored spring and is accomplished energy storage; This moment, operating grip or motor were accomplished stored energy operation.
In addition, the first energy storage lever and the second energy storage lever have sleeve cap, the switching-in spring of packing in the sleeve cap.Loading stroke terminal, each personal combined floodgate lever of two energy storage levers hooks the energy storage lever, and the combined floodgate semiaxis of pressing separately can make the energy storage lever discharge, and closes a floodgate; Press the separating brake semiaxis and can carry out opening operation.
Novel structure of the present invention has originality, and volume is little; Function is complete; Reliability is high, promptly satisfies the requirement that the PC level required, also satisfied the automatic transfer switching electric appliance of CB level requirement, can be used for low-pressure electronic equipment products such as big capacity (more than the 630A) automatic change-over, circuit breaker
The foregoing description provides to being familiar with personnel in this area and realizes or use of the present invention; Being familiar with those skilled in the art can be under the situation that does not break away from invention thought of the present invention; The foregoing description is made various modifications or variation; Thereby protection scope of the present invention do not limit by the foregoing description, and should be the maximum magnitude that meets the inventive features that claims mention.
Claims (6)
1. the double-energy storage operating mechanism of a single operation axle is used for automatic transfer switching electric appliance, it is characterized in that, comprising:
Operating grip and operating electrical machines; Said operating grip and operating electrical machines are positioned at first side of mounting panel of the operating mechanism of automatic transfer switching electric appliance; Said operating grip and operating electrical machines are inserted in the first operation of cam main shaft of said operating mechanism, drive the first operation of cam main shaft by operating grip or operating electrical machines and rotate;
Travelling gear; Be positioned at second side of the mounting panel of said operating mechanism; Said travelling gear connects the second operation of cam main shaft of the first operation of cam main shaft and said operating mechanism, and the rotation of the first operation of cam main shaft drives the rotation of the second operation of cam main shaft through said travelling gear;
Stored energy mechanism; Be connected to the first operation of cam main shaft through first cam; Also be connected to the second operation of cam main shaft through second cam; The rotation of the first operation of cam main shaft and the second operation of cam main shaft is carried out energy storage through first cam and the second cam driven stored energy mechanism respectively, and wherein said stored energy mechanism comprises:
The energy-stored spring group comprises at least two group energy-stored springs;
The first energy storage lever, the first energy storage lever carries out energy storage through the one group of energy-stored spring that rotates in the compressed energy-storage groups of springs;
The second energy storage lever becomes 180 ° of placements with the first energy storage lever, and the second energy storage lever carries out energy storage through another group energy-stored spring that rotates in the compressed energy-storage groups of springs.
2. the double-energy storage operating mechanism of single operation axle as claimed in claim 1 is characterized in that,
First cam is made up of first half cycle and second half cycle, and wherein first half cycle has the radius that from r to Ra, changes, and second half cycle has constant radius R a;
Second cam is made up of first half cycle and second half cycle, and wherein first half cycle has constant radius r, and second half cycle has the radius that from Rb to r, changes;
Rb＜r＜Ra wherein.
3. the double-energy storage operating mechanism of single operation axle as claimed in claim 2 is characterized in that,
The said first energy storage lever comprises first guide post that is positioned at the first cam rotation center and dependence and contacts outer peripheral second guide post of first cam; During first cam rotation; Second guide post relies on and contacts the outward flange of first cam all the time, and when second guide post contacted with first half cycle of first cam, the distance between first guide post and second guide post changed between the Ra at r; The one group of energy-stored spring that drives in the energy-stored spring group carries out energy storage; When second guide post contacted with second half cycle of first cam, the distance between first guide post and second guide post remained on Ra, no longer carried out energy storage.
4. the double-energy storage operating mechanism of single operation axle as claimed in claim 2 is characterized in that,
The said second energy storage lever comprises the 3rd guide post that is positioned at the second cam rotation center and dependence and contacts outer peripheral the 4th guide post of second cam; During second cam rotation; The 3rd guide post relies on and contacts the outward flange of second cam all the time, and when the 3rd guide post contacted with first half cycle of second cam, the distance between the 3rd guide post and the 4th guide post remained on r; Do not carry out energy storage; When the 3rd guide post contacted with second half cycle of second cam, the distance between the 3rd guide post and the 4th guide post changed between the r at Rb, and another group energy-stored spring that drives in the energy-stored spring group carries out energy storage.
5. like the double-energy storage operating mechanism of claim 3 or 4 described single operation axles, it is characterized in that,
The first energy storage lever and the second energy storage lever have sleeve cap, the switching-in spring of packing in the sleeve cap.
6. like the double-energy storage operating mechanism of claim 3 or 4 described single operation axles, it is characterized in that,
Operating grip or operating electrical machines drive the first operation of cam main shaft and rotate, and then drive first cam and at first rotate, and the radius of first cam, first half cycle increases to Ra by r, and the one group of energy-stored spring that drives in the first energy storage lever compressed energy-storage groups of springs carries out energy storage;
Said travelling gear drives the second operation of cam main shaft simultaneously and rotates; And then drive second cam rotation; When first cam is positioned at first half cycle; Second cam also is positioned at first half cycle, for etc. radius r, second cam do not drive in the second energy storage lever compressed energy-storage groups of springs another the group energy-stored spring carry out energy storage;
Second half cycle of radiuses such as the first cam entering; The compression of the first energy storage lever is no longer carried out energy storage to one group of energy-stored spring in the energy-stored spring group; This moment, second cam got into second half cycle; Radius increases to r by Rb, and another group energy-stored spring that drives in the second energy storage lever compressed energy-storage groups of springs carries out energy storage.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009100471085A CN101826403B (en) | 2009-03-05 | 2009-03-05 | Double-energy storage operating mechanism of single operating shaft |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009100471085A CN101826403B (en) | 2009-03-05 | 2009-03-05 | Double-energy storage operating mechanism of single operating shaft |
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| Publication Number | Publication Date |
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| CN101826403A CN101826403A (en) | 2010-09-08 |
| CN101826403B true CN101826403B (en) | 2012-07-25 |
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| CN2009100471085A Active CN101826403B (en) | 2009-03-05 | 2009-03-05 | Double-energy storage operating mechanism of single operating shaft |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9330861B2 (en) | 2013-03-14 | 2016-05-03 | General Electric Company | Arc chute assembly for an automatic transfer switch system and methods of assembling the same |
| EP3483909A1 (en) * | 2017-11-13 | 2019-05-15 | Schneider Electric Industries SAS | Automatic transfer switching equipment and manual operating mechanism thereof |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103137347B (en) * | 2011-11-25 | 2015-04-08 | 上海电科电器科技有限公司 | Operation system of automatic diverter switches and gear set |
| CN103681025B (en) * | 2012-08-30 | 2016-06-01 | 上海电科电器科技有限公司 | Transfer switching equipment |
| CN109786143B (en) * | 2017-11-13 | 2020-05-29 | 施耐德电器工业公司 | Dual-power transfer switch and manual operating mechanism thereof |
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| GB1583382A (en) * | 1976-04-28 | 1981-01-28 | Westinghouse Electric Corp | Circuit interrupter |
| CN101127278A (en) * | 2006-08-18 | 2008-02-20 | 宁波奇乐电器实业总公司 | Automatic conversion switch electrical appliance |
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2009
- 2009-03-05 CN CN2009100471085A patent/CN101826403B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1583382A (en) * | 1976-04-28 | 1981-01-28 | Westinghouse Electric Corp | Circuit interrupter |
| CN101127278A (en) * | 2006-08-18 | 2008-02-20 | 宁波奇乐电器实业总公司 | Automatic conversion switch electrical appliance |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9330861B2 (en) | 2013-03-14 | 2016-05-03 | General Electric Company | Arc chute assembly for an automatic transfer switch system and methods of assembling the same |
| EP3483909A1 (en) * | 2017-11-13 | 2019-05-15 | Schneider Electric Industries SAS | Automatic transfer switching equipment and manual operating mechanism thereof |
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| Publication number | Publication date |
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| CN101826403A (en) | 2010-09-08 |
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