CN111463036A - Device capable of switching driving gears - Google Patents

Device capable of switching driving gears Download PDF

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Publication number
CN111463036A
CN111463036A CN202010381918.0A CN202010381918A CN111463036A CN 111463036 A CN111463036 A CN 111463036A CN 202010381918 A CN202010381918 A CN 202010381918A CN 111463036 A CN111463036 A CN 111463036A
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CN
China
Prior art keywords
contact
electromagnet
gear
driving
driving system
Prior art date
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Granted
Application number
CN202010381918.0A
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Chinese (zh)
Other versions
CN111463036B (en
Inventor
吴锐
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Garbsen Electric Shanghai Co ltd
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Garbsen Electric Shanghai Co ltd
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Filing date
Publication date
Application filed by Garbsen Electric Shanghai Co ltd filed Critical Garbsen Electric Shanghai Co ltd
Priority to CN202010381918.0A priority Critical patent/CN111463036B/en
Publication of CN111463036A publication Critical patent/CN111463036A/en
Application granted granted Critical
Publication of CN111463036B publication Critical patent/CN111463036B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • HELECTRICITY
    • H01BASIC ELECTRIC ELEMENTS
    • H01HELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H3/00Mechanisms for operating contacts
    • H01H3/32Driving mechanisms, i.e. for transmitting driving force to the contacts
    • HELECTRICITY
    • H01BASIC ELECTRIC ELEMENTS
    • H01HELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H3/00Mechanisms for operating contacts
    • H01H3/22Power arrangements internal to the switch for operating the driving mechanism
    • H01H3/28Power arrangements internal to the switch for operating the driving mechanism using electromagnet
    • HELECTRICITY
    • H01BASIC ELECTRIC ELEMENTS
    • H01HELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H3/00Mechanisms for operating contacts
    • H01H3/32Driving mechanisms, i.e. for transmitting driving force to the contacts
    • H01H3/34Driving mechanisms, i.e. for transmitting driving force to the contacts using ratchet
    • HELECTRICITY
    • H01BASIC ELECTRIC ELEMENTS
    • H01HELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H3/00Mechanisms for operating contacts
    • H01H3/32Driving mechanisms, i.e. for transmitting driving force to the contacts
    • H01H3/38Driving mechanisms, i.e. for transmitting driving force to the contacts using spring or other flexible shaft coupling
    • HELECTRICITY
    • H01BASIC ELECTRIC ELEMENTS
    • H01HELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H3/00Mechanisms for operating contacts
    • H01H3/32Driving mechanisms, i.e. for transmitting driving force to the contacts
    • H01H3/46Driving mechanisms, i.e. for transmitting driving force to the contacts using rod or lever linkage, e.g. toggle

Abstract

The invention discloses a device capable of switching a driving gear, which relates to the field of double-power switching devices and comprises a first contact driving system and a second contact driving system; the first contact driving system is controlled by a first electromagnet; the second contact driving system is controlled by a second electromagnet; an intermediate electromagnet is arranged between the first contact driving system and the second contact driving system, and the device is driven to operate by the intermediate electromagnet. The invention completes the switching of the contact driving system by two electromagnets with small volume, has the characteristics of simplicity, convenience, rapidness and reliability, has small volume and is particularly suitable for the operating mechanism of a double-power switching device.

Description

Device capable of switching driving gears
Technical Field
The invention relates to the field of double-power switching devices, in particular to a device capable of switching a driving gear.
Background
Dual power transfer switches (ATSE) are a common type of low voltage power distribution element used to switch between two power sources to ensure continuous power to a load. That is, when one of the normally used power sources fails, the dual power transfer switch automatically switches to the other backup power source connected thereto.
The operating mechanism of the dual-power transfer switch is divided into an electric operating mechanism and a manual operating mechanism. Generally, an electric operating mechanism is mainly used for controlling the switching of a dual-power transfer switch, and two sets of independent operating mechanisms are usually needed if two power supplies need to be independently opened or closed. The required volume of the mechanism becomes large and the costs of the corresponding parts and products increase.
Therefore, those skilled in the art have endeavored to develop a simple device that can be switched to the corresponding contact when needed, which can reduce the product volume and save the cost.
Disclosure of Invention
In view of the above defects in the prior art, the technical problem to be solved by the present invention is how to modify the existing operating mechanism, and solve the problems of large volume and high cost of the existing product.
In order to achieve the purpose, the invention provides a device capable of switching a driving gear, which comprises a first contact driving system and a second contact driving system;
the first contact driving system is controlled by a first electromagnet;
the second contact driving system is controlled by a second electromagnet;
an intermediate electromagnet is arranged between the first contact driving system and the second contact driving system;
the device is driven to operate by the intermediate electromagnet;
the first contact driving system comprises a first electromagnet, a first main shaft, a first contact first gear, a first contact second gear, a first contact third gear, a first spring, a first pull rod, a first roller, a first pin shaft and a first connecting rod;
the first electromagnet is fixed to the ground;
the first main shaft is fixedly connected with the first contact third gear;
the first contact first gear, the first contact second gear and the first contact third gear are meshed with each other;
one end of the first spring is fixed on the first pull rod;
the other end of the first spring is connected with the first roller;
the first roller presses the first link under the action of the first spring.
Further, the intermediate electromagnet further comprises a first driving rod and a second driving rod.
Further, the first link includes a first groove and a first runner.
Further, one end of the first connecting rod is rotatably hinged with the first driving rod of the middle electromagnet; the other end of the first connecting rod is matched with the first pin shaft through the first sliding groove.
Further, the other end of the first spring is connected with the first roller in a hinged manner.
Further, the second contact driving system comprises the second electromagnet, a second main shaft, a second contact first gear, a second contact second gear, a second spring, a second pull rod, a second roller, a second pin and a second connecting rod;
the second electromagnet is fixed to the ground;
the second main shaft is fixedly connected with the second contact second gear;
the second contact first gear is meshed with the second contact second gear;
one end of the second spring is fixed on the second pull rod;
the other end of the second spring is connected with the second roller;
the second roller presses the second connecting rod under the action of the second spring;
the second pull rod is connected with the second contact first gear.
Further, the second link includes a second groove and a second runner.
Further, one end of the second connecting rod is rotatably hinged with the second driving rod of the middle electromagnet; the other end of the second connecting rod is matched with the second pin shaft through the second sliding groove.
Further, the first contact driving system is connected with the middle electromagnet through the first driving rod;
the second contact driving system is connected with the middle electromagnet through the second driving rod.
Further, the first electromagnet comprises a first iron core;
the second electromagnet comprises a second iron core;
the first electromagnet controls the action state of the first contact driving system by controlling the first iron core of the first electromagnet;
the second electromagnet controls the action state of the second contact driving system by controlling the second iron core of the second electromagnet;
the first iron core and the second iron core keep the same retraction or extension state.
The invention provides a simple operating mechanism which can be switched to a corresponding contact system to operate when needed, and the switching of a first contact driving system and a second contact driving system is controlled by two very small electromagnets, so that the product volume can be reduced, and the cost is saved.
The conception, the specific structure and the technical effects of the present invention will be further described with reference to the accompanying drawings to fully understand the objects, the features and the effects of the present invention.
Drawings
FIG. 1 is a state of motion of a preferred embodiment of the present invention;
FIG. 2 is another state of motion of a preferred embodiment of the present invention;
FIG. 3 is a state of motion of a preferred embodiment of the present invention;
FIG. 4 is another state of motion of a preferred embodiment of the present invention;
FIG. 5 is a schematic view of a second link of the present invention;
FIG. 6 is a schematic view of the first link of the present invention;
FIG. 7 is a diagram of an operating state of a conventional electrical contact system;
fig. 8 is another operational state diagram of a conventional appliance contact system.
Wherein: 1-a first electromagnet; 101-a first core; 2-intermediate electromagnet; 3-a second electromagnet; 301-a second core; 4-a second link; 5-a second pin shaft; 6-a second roller; 7-a second pull rod; 8-a second spring; 9-second contact first gear; 10-second contact second gear; 11-a second spindle; 12-a first spindle; 13-first contact third gear; 14-first contact second gear; 15-first contact first gear; 16-a first spring; 17-a first tie rod; 18-a first roller; 19-a first pin; 20-a first link; 21-a second drive rod; 22-a first drive rod; 23-a second groove; 24-a second chute; 25-a first groove; 26-a first chute; 30-a third spindle; 31-a first contact link; 32-a second contact link; 33-moving contact; and 34, a static contact.
Detailed Description
The technical contents of the preferred embodiments of the present invention will be more clearly and easily understood by referring to the drawings attached to the specification. The present invention may be embodied in many different forms of embodiments and the scope of the invention is not limited to the embodiments set forth herein.
In the drawings, structurally identical elements are represented by like reference numerals, and structurally or functionally similar elements are represented by like reference numerals throughout the several views. The size and thickness of each component shown in the drawings are arbitrarily illustrated, and the present invention is not limited to the size and thickness of each component. The thickness of the components may be exaggerated where appropriate in the figures to improve clarity.
As shown in fig. 1 and 2, the present invention provides a device for driving gears in a switchable manner, which comprises a first contact driving system and a second contact driving system;
wherein, the first contact driving system is controlled by a first electromagnet 1;
wherein the second contact driving system is controlled by a second electromagnet 3;
an intermediate electromagnet 2 is also arranged between the first contact driving system and the second contact driving system;
the device of switchable driving gears is driven to operate by the intermediate electromagnet 2.
The first contact driving system comprises a first main shaft 12, a first contact first gear 15, a first contact second gear 14, a first contact third gear 13, a first spring 16, a first pull rod 17, a first roller 18, a first pin 19 and a first link 20 besides the first electromagnet 1.
The second contact driving system comprises a second main shaft 11, a second contact first gear 9, a second contact second gear 10, a second spring 8, a second pull rod 7, a second roller 6, a second pin 5 and a second connecting rod 4 besides the second electromagnet 3.
The intermediate electromagnet 2 comprises a first drive rod 22 and a second drive rod 21.
In this case, as shown in fig. 1, the first electromagnet 1, the intermediate electromagnet 2, and the second electromagnet 3 are all fixed to the ground.
Wherein the first link 20 includes a first groove 25 and a first runner 26 (shown in fig. 6).
Wherein the second link 4 comprises a second groove 23 and a second runner 24 (as shown in fig. 5).
One end of the second connecting rod 4 is rotatably hinged with a second driving rod 21 of the middle electromagnet 2; the other end of the second connecting rod 4 is matched with the second pin shaft 5 through a second sliding chute 24.
One end of the second spring 8 is fixed on the second pull rod 7, the other end of the second spring is hinged with the second roller 6, and under the action of the second spring 8, the second roller 6 compresses the second connecting rod 4.
Wherein the second pull rod 7 is fixedly connected with the second contact first gear 9.
Wherein the second contact first gear 9 meshes with the second contact second gear 10.
Wherein the second contact second gear 10 is fixedly connected with the second main shaft 11.
Wherein the first main shaft 12 is fixedly connected with the first contact third gear 13.
Wherein the first contact third gear 13, the first contact second gear 14, the first contact first gear 15 are meshed with each other.
Wherein, one end of the first spring 16 is fixed on the first pull rod 17, and the other end is hinged with the first roller 18.
Wherein the first roller 18 is pressed against the first link 20 by the first spring 16.
One end of the first link 20 is rotatably hinged to the first driving rod 22 of the middle electromagnet 2, and the other end is engaged with the first pin 19 through the first sliding groove 26.
The first electromagnet 1 includes a first core 101, and the second electromagnet 3 includes a second core 301. The first core 101 maintains the same retracted or extended state as the second core 301.
In the state shown in fig. 1, the first core 101 of the first electromagnet 1 and the second core 301 of the second electromagnet 3 are in a retracted state. Under the action of the second roller 6 and the first roller 18, the second pin 5 is located at the groove of the second link 4, and the first pin 19 is located at the first sliding groove 26 of the first link 20. Under the current state, the middle electromagnet 2 can drive the second driving rod 21 to move rightwards, because the second connecting rod 4 is matched with the second pin shaft 5 through the second groove 23, the second driving rod 21 pulls the second pull rod 7 rightwards through the second connecting rod 4, so that the first gear 9 of the second contact is driven to rotate, the second gear 10 of the second contact is driven to rotate, the second main shaft 11 rotates along with the second gear 10 of the second contact, the main shaft is connected with the contact system, and the contact system can be driven to move. At the same time, the first driving rod 22 is driven to move to the right, and since the first pin shaft 19 is axially located in the first sliding slot 26 of the first link 20, the first driving rod 22 cannot drive the first contact third gear 13 to rotate through the first pull rod 17, and therefore the first main shaft 12 does not operate, and the contact system remains unchanged. After the movement is completed, it is shown in fig. 2.
In the state of fig. 2, the intermediate electromagnet 2 can drive the second driving rod 21 to move leftwards, the process is reversed, and the mechanism returns to the state of fig. 1.
In the state shown in fig. 3, the first iron core 101 of the first electromagnet 1 and the second iron core 301 of the second electromagnet 3 are in an extended state, and under the action of the first iron core 101 and the second iron core 301, the second connecting rod 4 moves upward, the second pin 5 slides out from the groove of the second connecting rod 4, enters the second chute 24, the first connecting rod 20 moves upward, and the first pin 19 enters the first groove 25 of the first connecting rod 20. In the present state, the intermediate electromagnet 2 can drive the second driving rod 21 to move to the right, and the second pin 5 is in the second sliding slot 24 of the second connecting rod 4, and the second driving rod 21 cannot pull the second pull rod 7 to the right through the second connecting rod 4, so that the second contact first gear 9 is kept still, and the second contact second gear 10 and the second main shaft 11 are kept still, so that the side contact system is kept still. Meanwhile, the first driving rod 22 is driven to move rightwards, as the first pin shaft 19 enters the first groove 25 of the first connecting rod 20, the first driving rod 22 pushes the first pull rod 17 rightwards through the first connecting rod 20, so that the first contact first gear 15 is driven to rotate, the first contact second gear 14 and the first contact third gear 13 are driven to rotate, the first main shaft 12 rotates along with the first contact third gear 13, and the main shaft is connected with the contact system, so that the contact system can be driven to act. After the movement is completed, it is shown in fig. 4.
In the state of fig. 4, the intermediate electromagnet 2 can drive the second driving rod 21 to move leftwards, the process is reversed, and the mechanism returns to the state of fig. 3.
As shown in fig. 7, is a common electrical contact system. The system comprises a third main shaft 30, a first contact link 31, a second contact link 32, a movable contact 33 and a stationary contact 34. The third main shaft 30 is rotatably hinged with the ground, the first contact connecting rod 31 is fixed with the third main shaft 30, the second contact connecting rod 32 is rotatably hinged with the first contact connecting rod 31, one end of the movable contact 33 is rotatably hinged with the second contact connecting rod 32, and the other end of the movable contact is rotatably hinged with the ground. The stationary contact 34 is fixed to ground. When the third main shaft 30 rotates clockwise, the first contact link 31 and the second contact link 32 drive the movable contact 33 to rotate counterclockwise and close with the stationary contact 34, as shown in fig. 8.
In this embodiment, the second main shaft 11 and the first main shaft 12 of the operating mechanism are fixedly connected to the third main shaft 30 of the electrical contact system, so that the electrical contact system can be opened and closed quickly.
The foregoing detailed description of the preferred embodiments of the invention has been presented. It should be understood that numerous modifications and variations could be devised by those skilled in the art in light of the present teachings without departing from the inventive concepts. Therefore, the technical solutions available to those skilled in the art through logic analysis, reasoning and limited experiments based on the prior art according to the concept of the present invention should be within the scope of protection defined by the claims.

Claims (10)

1. The device capable of switching the driving gear is characterized by comprising a first contact driving system and a second contact driving system;
the first contact driving system is controlled by a first electromagnet;
the second contact driving system is controlled by a second electromagnet;
an intermediate electromagnet is arranged between the first contact driving system and the second contact driving system;
the device is driven to operate by the intermediate electromagnet;
the first contact driving system comprises a first electromagnet, a first main shaft, a first contact first gear, a first contact second gear, a first contact third gear, a first spring, a first pull rod, a first roller, a first pin shaft and a first connecting rod;
the first electromagnet is fixed to the ground;
the first main shaft is fixedly connected with the first contact third gear;
the first contact first gear, the first contact second gear and the first contact third gear are meshed with each other;
one end of the first spring is fixed on the first pull rod;
the other end of the first spring is connected with the first roller;
the first roller presses the first link under the action of the first spring.
2. The apparatus of switchable driving of claim 1 wherein the intermediate electromagnet further comprises a first drive rod and a second drive rod.
3. The apparatus of switchable driving of claim 2 wherein the first link comprises a first groove and a first runner.
4. The apparatus of switchable driving gears of claim 3 wherein one end of the first link is rotatably hinged to the first driving rod of the intermediate electromagnet; the other end of the first connecting rod is matched with the first pin shaft through the first sliding groove.
5. The apparatus of switchable driving of claim 4 wherein the other end of the first spring is connected to the first roller in an articulated manner.
6. The apparatus of switchable driving gear of claim 5, wherein the second contact driving system comprises the second electromagnet, a second spindle, a second contact first gear, a second contact second gear, a second spring, a second pull rod, a second roller, a second pin, and a second link;
the second electromagnet is fixed to the ground;
the second main shaft is fixedly connected with the second contact second gear;
the second contact first gear is meshed with the second contact second gear;
one end of the second spring is fixed on the second pull rod;
the other end of the second spring is connected with the second roller;
the second roller presses the second connecting rod under the action of the second spring;
the second pull rod is connected with the second contact first gear.
7. The apparatus of switchable driving of claim 6, wherein the second link comprises a second groove and a second runner.
8. The apparatus of switchable driving gears of claim 7 wherein one end of the second link is rotatably hinged to the second driving rod of the intermediate electromagnet; the other end of the second connecting rod is matched with the second pin shaft through the second sliding groove.
9. The apparatus of switchable driving gears of any of claims 2-8 wherein the first contact drive system is connected to the intermediate electromagnet through the first drive rod;
the second contact driving system is connected with the middle electromagnet through the second driving rod.
10. The apparatus of switchable driving of claim 9 wherein the first electromagnet comprises a first plunger;
the second electromagnet comprises a second iron core;
the first electromagnet controls the action state of the first contact driving system by controlling the first iron core of the first electromagnet;
the second electromagnet controls the action state of the second contact driving system by controlling the second iron core of the second electromagnet;
the first iron core and the second iron core keep the same retraction or extension state.
CN202010381918.0A 2020-05-08 2020-05-08 Device capable of switching driving gears Active CN111463036B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202010381918.0A CN111463036B (en) 2020-05-08 2020-05-08 Device capable of switching driving gears

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202010381918.0A CN111463036B (en) 2020-05-08 2020-05-08 Device capable of switching driving gears

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CN111463036A true CN111463036A (en) 2020-07-28
CN111463036B CN111463036B (en) 2022-07-19

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Citations (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB272498A (en) * 1926-06-14 1927-11-17 Oerlikon Maschf Device for actuating electric switches
CN2504745Y (en) * 2001-09-29 2002-08-07 崔剑忠 Gearing inter-locked electric operating mechanism
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CN101763959A (en) * 2010-01-06 2010-06-30 成峰 Transfer mechanism of transfer switch equipment (TSE)
CN101866762A (en) * 2010-07-20 2010-10-20 宁波伊尔特智能电器开关有限公司 Rack-and-pinion type transmission mechanism of automatic changeover switch device
CN103077837A (en) * 2013-01-08 2013-05-01 北京电研华源电力技术有限公司 Automatic change-over switch and method of automatically changing over power supply
CN203491122U (en) * 2013-10-23 2014-03-19 杨扬 Double power supply switch
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CN206819886U (en) * 2017-04-17 2017-12-29 常熟市通润开关厂有限公司 A kind of reversing arrangement
CN206893573U (en) * 2017-06-06 2018-01-16 环宇集团浙江高科股份有限公司 The automatic switching control equipment of double power supply automatic transfer switch
CN207637646U (en) * 2017-11-13 2018-07-20 施耐德电器工业公司 Dual-power transfer switch and disengaging type manual-operating mechanism for it
CN208014579U (en) * 2018-04-18 2018-10-26 施耐德电器工业公司 Driving device and dual-power transfer switch for dual-power transfer switch
CN108807029A (en) * 2018-06-05 2018-11-13 德布森电气(上海)有限公司 A kind of position holding mechanism
CN109712830A (en) * 2017-10-25 2019-05-03 常熟开关制造有限公司(原常熟开关厂) Automatic change-over
CN110137002A (en) * 2019-05-13 2019-08-16 深圳市泰永电气科技有限公司 Automatic transfer switching electric appliance
CN210039974U (en) * 2019-07-01 2020-02-07 施耐德电器工业公司 Quick switching device for dual-power transfer switch and dual-power transfer switch
CN212032902U (en) * 2020-05-08 2020-11-27 德布森电气(上海)有限公司 Device capable of switching driving gears

Patent Citations (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB272498A (en) * 1926-06-14 1927-11-17 Oerlikon Maschf Device for actuating electric switches
CN2504745Y (en) * 2001-09-29 2002-08-07 崔剑忠 Gearing inter-locked electric operating mechanism
CN201011643Y (en) * 2006-09-22 2008-01-23 扬州新菱电器有限公司 Double-power supply automatic change-over switch
CN101763959A (en) * 2010-01-06 2010-06-30 成峰 Transfer mechanism of transfer switch equipment (TSE)
CN101866762A (en) * 2010-07-20 2010-10-20 宁波伊尔特智能电器开关有限公司 Rack-and-pinion type transmission mechanism of automatic changeover switch device
CN103077837A (en) * 2013-01-08 2013-05-01 北京电研华源电力技术有限公司 Automatic change-over switch and method of automatically changing over power supply
CN203491122U (en) * 2013-10-23 2014-03-19 杨扬 Double power supply switch
CN104392854A (en) * 2014-11-26 2015-03-04 上海德布森电气有限公司 Double-power change-over switch device
CN105070553A (en) * 2015-07-18 2015-11-18 江苏洛凯机电股份有限公司 Breaker electrically-operated mechanism with bidirectional automatic clutch function
CN106504918A (en) * 2017-01-04 2017-03-15 柏法瑞电气(厦门)有限公司 A kind of permutator
CN206819886U (en) * 2017-04-17 2017-12-29 常熟市通润开关厂有限公司 A kind of reversing arrangement
CN206893573U (en) * 2017-06-06 2018-01-16 环宇集团浙江高科股份有限公司 The automatic switching control equipment of double power supply automatic transfer switch
CN107275130A (en) * 2017-06-09 2017-10-20 德力西电气有限公司 A kind of switching device for double power supply automatic transfer switch
CN109712830A (en) * 2017-10-25 2019-05-03 常熟开关制造有限公司(原常熟开关厂) Automatic change-over
CN207637646U (en) * 2017-11-13 2018-07-20 施耐德电器工业公司 Dual-power transfer switch and disengaging type manual-operating mechanism for it
CN208014579U (en) * 2018-04-18 2018-10-26 施耐德电器工业公司 Driving device and dual-power transfer switch for dual-power transfer switch
CN108807029A (en) * 2018-06-05 2018-11-13 德布森电气(上海)有限公司 A kind of position holding mechanism
CN110137002A (en) * 2019-05-13 2019-08-16 深圳市泰永电气科技有限公司 Automatic transfer switching electric appliance
CN210039974U (en) * 2019-07-01 2020-02-07 施耐德电器工业公司 Quick switching device for dual-power transfer switch and dual-power transfer switch
CN212032902U (en) * 2020-05-08 2020-11-27 德布森电气(上海)有限公司 Device capable of switching driving gears

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