CN104681320A - Improved two-section type double-power-supply automatic changeover switch - Google Patents
Improved two-section type double-power-supply automatic changeover switch Download PDFInfo
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- CN104681320A CN104681320A CN201310636859.7A CN201310636859A CN104681320A CN 104681320 A CN104681320 A CN 104681320A CN 201310636859 A CN201310636859 A CN 201310636859A CN 104681320 A CN104681320 A CN 104681320A
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- power supply
- moving contact
- automatic transfer
- form double
- manual
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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
-
- 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
- H01H3/28—Power arrangements internal to the switch for operating the driving mechanism using electromagnet
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- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Driving Mechanisms And Operating Circuits Of Arc-Extinguishing High-Tension Switches (AREA)
- Keying Circuit Devices (AREA)
Abstract
The invention provides an improved two-section type double-power-supply automatic changeover switch. The improved two-section type double-power-supply automatic changeover switch comprises a common power supply wiring unit, a reserved power supply wiring unit, a changeover unit and a base unit, wherein the changeover unit comprises a movable contact set, an electromagnetic changeover mechanism for electrically driving the movable contact set to move towards a first static contact set or a second static contact set, and a manual operation mechanism for manually driving the movable contact set to move towards the first static contact set or the second static contact set; the base unit is used for bearing the common power supply wiring unit, the reserved power supply wiring unit, the electromagnetic changeover mechanism and the manual operation mechanism. According to the improved two-section type double-power-supply automatic changeover switch provided by the invention, the reliable electromagnetic operation mechanism and the simple and easy manual operation mechanism are adopted, so the problems of larger size of a PC-grade double-power-supply changeover switch and the complicated secondary wiring of a control circuit in the prior art are improved; the mounting space is greatly saved, the cost price is effectively reduced and the practical value is very high.
Description
Technical field
The present invention relates to a kind of dual-power transfer switch, be specifically related to a kind of improvement two-period form double power supply automatic transfer switch being applicable to little cage electric current.
Background technology
Existing PC level dual-power transfer switch, when being applicable to little cage electric current, due to bulky, can taking larger installing space, also can cause function waste.Simultaneously when manual operation, often need to carry out manual operation by means of instrument, can not switch fast; Often need secondary connection just can complete for control power supply wiring part.Therefore, a kind of improvement two-period form double power supply automatic transfer switch being applicable to little cage electric current arises at the historic moment.
Summary of the invention
For solving the problems of the technologies described above, the object of the present invention is to provide a kind of improvement two-period form double power supply automatic transfer switch with reliable Electromagnetic hand pneumatic operating mechanism and easy manual manual-operating mechanism.
For achieving the above object, technical scheme of the present invention is as follows: a kind of improvement two-period form double power supply automatic transfer switch, comprising:
Conventional power supply wiring unit, comprises conventional supply terminals subgroup and the first stationary contact head group being connected to described conventional supply terminals subgroup;
Stand-by power supply wiring units, comprises stand-by power supply terminals subgroup and the second stationary contact head group being connected to described stand-by power supply terminals subgroup;
Converting unit, comprise moving contact group, for moving contact group described in motorized motions to described first stationary contact head group or the second stationary contact head group motion electromagnetic conversion mechanism and for moving contact group described in manual actuation to described first stationary contact head group or the second stationary contact head group motion manual-operating mechanism;
Base unit, for carrying described conventional supply terminals subgroup, the first stationary contact head group, stand-by power supply terminals subgroup, the second stationary contact head group, moving contact group, electromagnetic conversion mechanism and manual-operating mechanism.
Preferably, described electromagnetic conversion mechanism comprises:
Central rotating shaft, the described moving contact group that is in transmission connection and be provided with the driving lever linked with described manual-operating mechanism;
Contiguous block, is provided with the first groove, and described driving lever is arranged in described first groove and with the movement of described contiguous block and swings in described first groove;
First electromagnetic coil, corresponding described conventional supply terminals subgroup arranges and has the first static iron core and the first dynamic iron core arranged that slides that are fixedly installed, and the described first dynamic iron core clamping connects the side of described contiguous block;
Second electromagnetic coil, corresponding described stand-by power supply terminals subgroup arranges and has the second static iron core and the second dynamic iron core arranged that slides that are fixedly installed, and the described second dynamic iron core clamping connects the opposite side of described contiguous block.
Preferably, described electromagnetic conversion mechanism also comprises the first sensitive switch be electrically connected with described first solenoid and the second sensitive switch be electrically connected with described second solenoid, described first sensitive switch and the second sensitive switch are symmetricly set in the both sides of described central rotating shaft, described first sensitive switch is provided with the first moving contact, described second sensitive switch is provided with the second moving contact, described first moving contact and the second moving contact contact with described central rotating shaft respectively and connect, the control power supply of described first solenoid or the second solenoid is cut off when putting in place for automatically switching.
Preferably, described central rotating shaft is also provided with elasticity link gear, described elasticity link gear comprises the connecting rod that one end is connected with described central rotating shaft, the other end is connected with described pedestal and the elastic component be sheathed on described connecting rod, and described elasticity link gear is symmetricly set in the both sides of described central rotating shaft.
Preferably, described electromagnetic conversion mechanism also comprises the first circuit control part, for controlling the described conventional power supply of improvement two-period form double power supply automatic transfer switch or the automatic switchover of stand-by power supply, described first control circuit part comprises the control power supply wiring socket, first line plate and the electromagnetic relay that are electrically connected successively, and described electromagnetic relay is electrically connected described first sensitive switch and the second sensitive switch respectively.
Preferably, described manual-operating mechanism comprises the face shield covered in described electromagnetic conversion mechanism, described face shield and described pedestal clamping; Described face shield is provided with the rotary handle for manual operation Switching power, and the corresponding described rotary handle of described pedestal is provided with steady pin; Described rotary handle comprises the shifting block of being located at described mask exterior and is arranged in the handle and connecting rod of described face shield, and one end of described handle and connecting rod is fixedly connected with described shifting block, and the other end to be sheathed on described steady pin and to be rotationally connected with described steady pin; Described handle and connecting rod being also provided with the connecting portion be in transmission connection with described driving lever, swinging back and forth for driving described driving lever during manual operation.
Preferably, described connecting portion is provided with the second groove, and the free end of described driving lever is also arranged in described second groove.
Preferably, described manual-operating mechanism also comprises second circuit control section, manual operation or automatic operation for controlling described improvement two-period form double power supply automatic transfer switch switch, described circuit control part comprises the second wiring board and slide switch, and described slide switch to be located on described face shield and to be electrically connected described second wiring board.
The beneficial effect of above technical scheme is adopted to be: two groups of separate electromagnetic systems of power acquisition, more reliable when dropping into; Moving contact is load end, fixed contact is conventional power end and standby electricity source, makes overall structure more flexibly, reliably; Without the need to using tool operation during manual switchover, manually just can realize fast switching; Controlling power supply directly adopts binding post to insert, and eliminates the complicated of secondary connection, simultaneously because the overall volume of switch reduces, too much installing space can not be taken, solve traditional double power supply automatic transfer switch conversion speed slow, the problem such as expensive, has very high practical value.
Accompanying drawing explanation
In order to be illustrated more clearly in the technical scheme in embodiment of the present invention technology, be briefly described to the accompanying drawing used required in the description of embodiment technology below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is a kind of structural representation improveing two-period form double power supply automatic transfer switch of the present invention;
To be that the present invention is a kind of improve the electromagnetic conversion mechanism of two-period form double power supply automatic transfer switch and the structural representation of manual-operating mechanism to Fig. 2;
Fig. 3 is a kind of structural representation improveing the rotary handle of two-period form double power supply automatic transfer switch of the present invention;
Corresponding component title in figure represented by numeral:
1, conventional supply terminals subgroup 2, stand-by power supply terminals subgroup 3, face shield 4, rotary handle 41, shifting block 5, control power supply wiring socket 6, slide switch 7, arc extinguishing cover plate 8, load wiring terminal group 9, central rotating shaft 10, first sensitive switch 11, contiguous block 12, first solenoid 13, driving lever 14, handle and connecting rod 15, second solenoid 16, second sensitive switch 17, first line plate 18, second wiring board 19 electromagnetic relay 20, second stationary contact head group 21, moving contact group 22, first stationary contact head group 23, pedestal 24, first dynamic iron core 25, second dynamic iron core 26, connecting portion 261, second groove.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, be clearly and completely described the technical scheme in the embodiment of the present invention, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
As shown in Figure 1, a kind of improvement two-period form double power supply automatic transfer switch, comprise conventional power supply wiring unit, stand-by power supply wiring units, converting unit and base unit, conventional power supply wiring unit comprises conventional supply terminals subgroup 1 and is connected to the first stationary contact head group 22 of described conventional supply terminals subgroup 1; Stand-by power supply wiring units comprises stand-by power supply terminals subgroup 2 and is connected to the second stationary contact head group 20 of described stand-by power supply terminals subgroup 2; Converting unit comprise moving contact group 21, for moving contact group 21 described in motorized motions to described first stationary contact head group 22 or the second stationary contact head group 20 motion electromagnetic conversion mechanism and for moving contact group 21 described in manual actuation to described first stationary contact head group 22 or the second stationary contact head group 20 motion manual-operating mechanism; Base unit comprises pedestal 23, for carrying described conventional supply terminals subgroup 1, first stationary contact head group 22, stand-by power supply terminals subgroup 2, second stationary contact head group 20, moving contact group 21, electromagnetic conversion mechanism and manual-operating mechanism.
Electromagnetic conversion mechanism comprises and is arranged at the first solenoid 12, second solenoid 15, contiguous block 11 and central rotating shaft 9, first solenoid 12 on pedestal and the second solenoid 15 corresponding conventional supply terminals subgroup 1 and stand-by power supply terminals subgroup 2 are symmetricly set in the both sides of contiguous block 11 respectively, first solenoid 12 comprises being fixedly installed on the first static iron core (not marking in figure) in the first solenoid 12 and sliding and is arranged at the dynamic iron core 24 of first in the first solenoid 12, second solenoid 15 comprises being fixedly installed on the second static iron core (not marking in figure) in the second solenoid 15 and sliding and is arranged at the dynamic iron core 25 of second in the second solenoid 15, iron core 24 is moved in the side clamping first of contiguous block 11, iron core 35 is moved in opposite side clamping second, contiguous block 11 is slidably connected to the first solenoid 12 and the second solenoid 15 by the first dynamic iron core 24 and the second dynamic iron core 25, central rotating shaft 9 is in transmission connection moving contact group 21, central rotating shaft 9 is provided with one end and the fixing driving lever 13 of central rotating shaft 9, contiguous block 11 is provided with the first groove (not marking in figure), the free end of driving lever 13 is arranged in the first groove and is connected with manual-operating mechanism, and during for automatically switching, contiguous block 11 drives central rotating shaft 9 to rotate.
Electromagnetic conversion mechanism also comprises the first sensitive switch 10 be electrically connected with the first solenoid 12 and the second sensitive switch 16 be electrically connected with the second solenoid 15, first sensitive switch 10 and the second sensitive switch 16 are symmetricly set in the both sides of central rotating shaft 9, first sensitive switch 10 is provided with the first moving contact (not marking in figure), second sensitive switch 16 is provided with the second moving contact (not marking in figure), first moving contact and the second moving contact contact with central rotating shaft 9 respectively and connect, the control power supply of the first solenoid 12 or the second solenoid 15 is cut off when putting in place for automatically switching.
Central rotating shaft 9 is also provided with elasticity link gear, elasticity link gear comprises the connecting rod (not marking in figure) that one end is connected with central rotating shaft 9, the other end is connected with pedestal 23 and the elastic component (not marking in figure) be sheathed on connecting rod, and elasticity link gear is symmetricly set in the both sides of central rotating shaft 9.
Electromagnetic conversion mechanism also comprises the first circuit control part, the conventional power supply of two-period form double power supply automatic transfer switch or the automatic switchover of stand-by power supply is improved for controlling, first control circuit part comprises the control power supply wiring socket, first line plate and the electromagnetic relay that are electrically connected successively, and electromagnetic relay is electrically connected the first sensitive switch and the second sensitive switch respectively
Manual-operating mechanism comprises the face shield 3 covered in electromagnetic conversion mechanism, face shield 3 and pedestal 23 clamping; Face shield 3 is provided with the rotary handle 4 for manual operation Switching power, and pedestal corresponding rotation handle 4 is provided with steady pin (not marking in figure); As shown in Figure 3, rotary handle 4 comprises the shifting block 41 being located at mask exterior and the handle and connecting rod 14 being arranged in face shield 3, and one end of handle and connecting rod 14 is fixedly connected with shifting block 41, and the other end to be sheathed on steady pin and to be rotationally connected with steady pin; Handle and connecting rod 14 being also provided with the connecting portion 26 be in transmission connection with driving lever 13, swinging back and forth for driving driving lever 13 during manual operation.Connecting portion 26 is provided with the second groove 261, and the free end of driving lever 13 is also arranged in the second groove 261.
Manual-operating mechanism also comprises second circuit control section, for controlling the manual operation or the automatic operation switching that improve two-period form double power supply automatic transfer switch, circuit control part comprises the second wiring board and slide switch, and slide switch to be located on face shield and to be electrically connected the second wiring board.
The operation principle of improvement two-period form double power supply automatic transfer switch is as follows: conventional supply terminals subgroup is connected with conventional power supply, stand-by power supply terminals subgroup is connected with stand-by power supply, load wiring terminal group is connected with power consumption equipment, and conventional power supply and stand-by power supply binding post insert and control power supply wiring socket.When improveing the energising of two-period form double power supply automatic transfer switch, first line plate can commonly use Power supply by prioritizing selection, the first solenoid connected by electromagnetic relay, electromagnetic force is produced during the first solenoid energising, first static iron core of its inside and the first dynamic iron core adhesive, first dynamic iron core drives contiguous block close to the first solenoid, the driving lever being now arranged in contiguous block drives central rotating shaft to rotate a certain angle to the first solenoid, because central rotating shaft and moving contact group are in transmission connection, moving contact group is also driven to the first stationary contact head group close, until contact, now conventional power supply and power consumption equipment circuit turn-on, central rotating shaft is rotated in place simultaneously, encounter the first moving contact of the first sensitive switch, first moving contact moves inward, cut off the conductive track of electromagnetic relay, first solenoid power-off, ensure that moving contact group is reliably connected with the first stationary contact head group, due to central rotating shaft being also provided with elasticity link gear, rotating shaft also can ensure that under the effect of elastic component moving contact group is reliably connected with the first stationary contact head group.
When conventional power supply goes wrong, first circuit board can select stand-by power supply to power, now electromagnetic relay can connect the second solenoid, finally control moving contact group by the second static iron core with the second dynamic iron core adhesive to contact in the second stationary contact head group, realize power supply for subsequent use to power, switching back after normal etc. conventional power up, realizing automatically switching completely.
When needs manual switchover, stir slide switch, now the second wiring board cuts off electromagnetic relay power supply, to conventional power supply terminal prescription to the rotary handle stirred on face shield, rotary handle drives handle and connecting rod to rotate, the second groove on handle and connecting rod drives driving lever to swing to the first solenoid, central rotating shaft is driven to rotate a certain angle to the first solenoid while driving lever swings, because central rotating shaft and moving contact group are in transmission connection, moving contact group is also driven to the first stationary contact head group close, until contact, now achieve Non-follow control and commonly use power supply and power consumption equipment circuit turn-on, if need to switch to stand-by power supply, then to stand-by power supply binding post prescription to the rotary handle stirred on face shield, manual switchover stand-by power supply and power consumption equipment circuit turn-on can be realized equally.
The beneficial effect of above technical scheme is adopted to be: two groups of separate electromagnetic systems of power acquisition, more reliable when dropping into; Moving contact is load end, fixed contact is conventional power end and standby electricity source, makes overall structure more flexibly, reliably; Without the need to using tool operation during manual switchover, manually just can realize fast switching; Controlling power supply directly adopts binding post to insert, and eliminates the complicated of secondary connection, simultaneously because the overall volume of switch reduces, too much installing space can not be taken, solve traditional double power supply automatic transfer switch conversion speed slow, the problem such as expensive, has very high practical value.
Further, drive handle and connecting rod by turning handle thus make driving lever drive central rotating shaft to rotate, more fast, more effectively realizing that manual switchover is commonly used, the object of stand-by power supply.
Further, make by being energized respectively to the first solenoid and the second solenoid its sound iron core inhale and produce electromagnetic attraction, thus pulling force is produced to driving lever, drive central rotating shaft to rotate, more fast, more effectively realize that electronic switching is commonly used, the object of stand-by power supply.
Further, accurately switching fast by the pattern manually or automatically of realizing that cooperatively interacts of first line plate and slide switch, the second wiring board and electromagnetic relay.
To the above-mentioned explanation of the disclosed embodiments, professional and technical personnel in the field are realized or uses the present invention.To be apparent for those skilled in the art to the multiple amendment of these embodiments, General Principle as defined herein can without departing from the spirit or scope of the present invention, realize in other embodiments.Therefore, the present invention can not be restricted to these embodiments shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.
Claims (8)
1. improve a two-period form double power supply automatic transfer switch, it is characterized in that, comprising:
Conventional power supply wiring unit, comprises conventional supply terminals subgroup and the first stationary contact head group being connected to described conventional supply terminals subgroup;
Stand-by power supply wiring units, comprises stand-by power supply terminals subgroup and the second stationary contact head group being connected to described stand-by power supply terminals subgroup;
Converting unit, comprise moving contact group, for moving contact group described in motorized motions to described first stationary contact head group or the second stationary contact head group motion electromagnetic conversion mechanism and for moving contact group described in manual actuation to described first stationary contact head group or the second stationary contact head group motion manual-operating mechanism;
Base unit, for carrying described conventional supply terminals subgroup, the first stationary contact head group, stand-by power supply terminals subgroup, the second stationary contact head group, moving contact group, electromagnetic conversion mechanism and manual-operating mechanism.
2. improvement two-period form double power supply automatic transfer switch according to claim 1, is characterized in that, described electromagnetic conversion mechanism comprises:
Central rotating shaft, the described moving contact group that is in transmission connection and be provided with the driving lever linked with described manual-operating mechanism;
Contiguous block, is provided with the first groove, and described driving lever is arranged in described first groove and with the movement of described contiguous block and swings in described first groove;
First electromagnetic coil, corresponding described conventional supply terminals subgroup arranges and has the first static iron core and the first dynamic iron core arranged that slides that are fixedly installed, and the described first dynamic iron core clamping connects the side of described contiguous block;
Second electromagnetic coil, corresponding described stand-by power supply terminals subgroup arranges and has the second static iron core and the second dynamic iron core arranged that slides that are fixedly installed, and the described second dynamic iron core clamping connects the opposite side of described contiguous block.
3. improvement two-period form double power supply automatic transfer switch according to claim 2, it is characterized in that, described electromagnetic conversion mechanism also comprises the first sensitive switch be electrically connected with described first solenoid and the second sensitive switch be electrically connected with described second solenoid, described first sensitive switch and the second sensitive switch are symmetricly set in the both sides of described central rotating shaft, described first sensitive switch is provided with the first moving contact, described second sensitive switch is provided with the second moving contact, described first moving contact and the second moving contact contact with described central rotating shaft respectively and connect, the control power supply of described first solenoid or the second solenoid is cut off when putting in place for automatically switching.
4. the improvement two-period form double power supply automatic transfer switch according to Claims 2 or 3, it is characterized in that, described central rotating shaft is also provided with elasticity link gear, described elasticity link gear comprises the connecting rod that one end is connected with described central rotating shaft, the other end is connected with described pedestal and the elastic component be sheathed on described connecting rod, and described elasticity link gear is symmetricly set in the both sides of described central rotating shaft.
5. improvement two-period form double power supply automatic transfer switch according to claim 4, it is characterized in that, described electromagnetic conversion mechanism also comprises the first circuit control part, for controlling the described conventional power supply of improvement two-period form double power supply automatic transfer switch or the automatic switchover of stand-by power supply, described first control circuit part comprises the control power supply wiring socket, first line plate and the electromagnetic relay that are electrically connected successively, and described electromagnetic relay is electrically connected described first sensitive switch and the second sensitive switch respectively.
6. improvement two-period form double power supply automatic transfer switch according to claim 2, is characterized in that, described manual-operating mechanism comprises the face shield covered in described electromagnetic conversion mechanism, described face shield and described pedestal clamping; Described face shield is provided with the rotary handle for manual operation Switching power, and the corresponding described rotary handle of described pedestal is provided with steady pin; Described rotary handle comprises the shifting block of being located at described mask exterior and is arranged in the handle and connecting rod of described face shield, and one end of described handle and connecting rod is fixedly connected with described shifting block, and the other end to be sheathed on described steady pin and to be rotationally connected with described steady pin; Described handle and connecting rod being also provided with the connecting portion be in transmission connection with described driving lever, swinging back and forth for driving described driving lever during manual operation.
7. improvement two-period form double power supply automatic transfer switch according to claim 6, it is characterized in that, described connecting portion is provided with the second groove, and the free end of described driving lever is also arranged in described second groove.
8. the improvement two-period form double power supply automatic transfer switch according to claim 6 or 7, it is characterized in that, described manual-operating mechanism also comprises second circuit control section, manual operation or automatic operation for controlling described improvement two-period form double power supply automatic transfer switch switch, described circuit control part comprises the second wiring board and slide switch, and described slide switch to be located on described face shield and to be electrically connected described second wiring board.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310636859.7A CN104681320B (en) | 2013-12-03 | 2013-12-03 | One kind improvement two-period form double power supply automatic transfer switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310636859.7A CN104681320B (en) | 2013-12-03 | 2013-12-03 | One kind improvement two-period form double power supply automatic transfer switch |
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| Publication Number | Publication Date |
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| CN104681320A true CN104681320A (en) | 2015-06-03 |
| CN104681320B CN104681320B (en) | 2017-12-05 |
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| CN201310636859.7A Active CN104681320B (en) | 2013-12-03 | 2013-12-03 | One kind improvement two-period form double power supply automatic transfer switch |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106717557A (en) * | 2016-12-15 | 2017-05-31 | 苏州金莱克精密机械有限公司 | A kind of garden instrument with double cell Packet driven |
| CN107887206A (en) * | 2017-12-27 | 2018-04-06 | 黑龙江博瑞特高新技术开发有限公司 | Dual power supply switches operating mechanism and actuating method |
| CN114068205A (en) * | 2021-11-24 | 2022-02-18 | 深圳市龙星辰电源有限公司 | Switch system for controlling switching of double medical power switches |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2353027Y (en) * | 1998-09-28 | 1999-12-08 | 江苏泰航电器有限公司 | Lockable type electromagnetic, automatic and double power supply switch |
| CN201741617U (en) * | 2010-08-12 | 2011-02-09 | 浙江西普电气有限公司 | Intelligent dual power change-over switch |
| CN203706925U (en) * | 2013-12-03 | 2014-07-09 | 苏州飞腾电器有限公司 | Improved two-stage double-power-supply automatic changeover switch |
-
2013
- 2013-12-03 CN CN201310636859.7A patent/CN104681320B/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106717557A (en) * | 2016-12-15 | 2017-05-31 | 苏州金莱克精密机械有限公司 | A kind of garden instrument with double cell Packet driven |
| CN106717557B (en) * | 2016-12-15 | 2024-01-23 | 苏州金莱克精密机械有限公司 | Garden tool with dual battery pack driving function |
| CN107887206A (en) * | 2017-12-27 | 2018-04-06 | 黑龙江博瑞特高新技术开发有限公司 | Dual power supply switches operating mechanism and actuating method |
| CN114068205A (en) * | 2021-11-24 | 2022-02-18 | 深圳市龙星辰电源有限公司 | Switch system for controlling switching of double medical power switches |
| CN114068205B (en) * | 2021-11-24 | 2023-08-29 | 深圳市龙星辰电源有限公司 | Switch system for controlling switching of double-medical-treatment power switch |
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|---|---|
| CN104681320B (en) | 2017-12-05 |
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