CN102655067A - Dual-power control and protection switching device - Google Patents
Dual-power control and protection switching device Download PDFInfo
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- CN102655067A CN102655067A CN2012101126667A CN201210112666A CN102655067A CN 102655067 A CN102655067 A CN 102655067A CN 2012101126667 A CN2012101126667 A CN 2012101126667A CN 201210112666 A CN201210112666 A CN 201210112666A CN 102655067 A CN102655067 A CN 102655067A
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Abstract
The invention discloses a dual-power control and protection switching device which comprises a main power switching device and an auxiliary power switching device arranged in parallel, wherein the main power switching device comprises an operation mechanism; the auxiliary power switching device comprises a transmission mechanism; the operation mechanism comprises a main frame, an operation push rod, an operation shift rod and a manual drive mechanism for driving the operation push rod and the operation shift rod to move; the transmission mechanism comprises an auxiliary frame, a transmission push rod, a transmission shift rod and an interlocking plate for the linkage between the operation shift rod and the transmission shift rod; and one end of the operation push rod close to the auxiliary power switching device is placed against one end of the transmission push rod close to the main power switching device. The device disclosed by the invention has relatively simple structure and high reliability and effectively reduces the manufacturing cost.
Description
Technical field
The invention belongs to low tension switch structure-design technique field, be specifically related to a kind of duplicate supply type control and protection switch electrical equipment.
Background technology
At present; Both at home and abroad, be essentially the form of multiple resolution element assembly unit, the safety when for example adopting isolating switch to guarantee that the maintainer overhauls circuit to protection such as the isolation of circuit, short circuit, overload, the phase failure and to protection and frequent operation controls such as the short circuit of motor, the phase failure, overloads; Adopt the short-circuit protection of circuit breaker as circuit; Adopt contactor to be used for the frequent start-stop motor, adopt thermal relay as motor overload protection, the also double sometimes open phase protection of making motor.Circuit through adopting these electrical equipment to mix into traditionally, wiring is complicated, installs loaded down with trivial detailsly, and it is huge to take up room, poor reliability, and also price is comparatively high.
Patent documentation CN2472341Y discloses a kind of integrated control and protection switch electrical equipment; Main modular comprises that base, contact group, electromagnetism transmission mechanism, operating mechanism, interrupter, overcurrent trip, interlocking device, power supply detect relay; Thereby on single product, realized the manual and automatic controlled function of isolation, short circuit, overload, open phase protection and long-range and short range, the control and the protective circuit that can replace a lot of occasions to mix into through loaded down with trivial details wiring fully by multiple resolution elements such as isolating switch, circuit breaker, contactor, thermal relays.This patent documentation also discloses control of duplicate supply type and protection switch at its accompanying drawing 16-20; Can learn that through its literal and accompanying drawing the control of this kind duplicate supply type is arranged side by side the control of two single supplies and protection switch with the basic structure formula of protection switch, removes the manual rotating handle in one of them control and the protection switch operating mechanism for electrical appliances; Add what the locking part shown in its accompanying drawing 16 was processed then; Its weak point is: the operating mechanism in this kind control and the protection switch electrical equipment is comparatively complicated, and price is also high, if only be use is made up in two controls and protection switch electrical equipment side by side; Then need two cover operating mechanisms could realize the duplicate supply conversion; Cause its price comparatively high, also, break down easily because parts are more.
Summary of the invention
The purpose of this invention is to provide a kind of structure and comparatively simplify, effectively reduce duplicate supply type control preferably of manufacturing cost, reliability and protection switch electrical equipment.
The technical scheme that realizes the object of the invention is: a kind of duplicate supply type control and protection switch electrical equipment comprise the main power switch electrical equipment and the auxiliary power device for switching that are arranged side by side; Said main power switch electrical equipment comprises main base, main overcurrent trip, main electromagnetism transmission mechanism and operating mechanism; Said auxiliary power device for switching comprises sub-mount, secondary overcurrent trip, secondary electromagnetism transmission mechanism and transmission mechanism; Said each main overcurrent trip is provided with main tripping coil frame, main tripping coil, rotate and be arranged on the main locking board of main tripping coil frame one side and be the master reset spring that main locking board provides reseting elasticity; The secondary back-moving spring that said each secondary overcurrent trip is provided with secondary tripping coil frame, secondary tripping coil, rotate the secondary locking board that is arranged on secondary tripping coil frame one side and reseting elasticity is provided for secondary locking board; Said main electromagnetism transmission mechanism is provided with main electromagnetic coil, main iron core and is used for the active contact support plate of break-make main electromagnetic coil power supply; Said secondary electromagnetism transmission mechanism is provided with secondary solenoid, secondary iron core and is used for the secondary moving contact support plate of the secondary solenoid power supply of break-make; Thereby the operating mechanism of said main power switch electrical equipment comprises main frame, can promote operation push rod that the main locking board of main overcurrent trip rotates, the operation driving lever that is used to stir contact support plate break-make main electromagnetic coil power supply initiatively that can on main frame, back and forth rotate and be used to drive said operation push rod and operate the manual actuation mechanism that driving lever moves in being used for of moving back and forth on the main frame; Thereby the transmission mechanism of said auxiliary power device for switching comprises sub-frame, can stir the transmission driving lever of the secondary solenoid power supply of secondary moving contact support plate break-make and the interlock plate of be used to link said operation driving lever and transmission driving lever in the transmission push rod that is used for promoting the secondary locking board of secondary overcurrent trip that moves back and forth on the sub-frame, being used to of can on sub-frame, back and forth rotating; End in abutting connection with the auxiliary power device for switching of said operation push rod is connected to the transmission push rod on an end of main power switch electrical equipment.
In the such scheme, said main power switch electrical equipment comprises three main overcurrent trips that are arranged side by side, and said auxiliary power device for switching comprises three secondary overcurrent trips that are arranged side by side.
In the such scheme, said operation push rod is provided with three operation shifting blocks that are used for stirring a corresponding main overcurrent trip locking board; Said transmission push rod is provided with the transmission shifting block that is used for stirring a corresponding secondary locking board of secondary overcurrent trip.
In the such scheme, the two ends of said interlock plate respectively are provided with a location hole; Said operation driving lever is provided with outstanding downwards being used to and stirs the initiatively clicking section of contact support plate, and said operation driving lever is provided with being used to of projecting upwards and inserts the reference column of the location hole of interlock plate one end; Said transmission driving lever is provided with the outstanding downwards clicking section that is used to stir secondary moving contact support plate, and said transmission driving lever is provided with being used to of projecting upwards and inserts the reference column of the location hole of the interlock plate other end.
In the such scheme, the shape of said operation push rod and traditional push rod is identical, and said operation driving lever is identical with the shape of transmission driving lever.
In the such scheme, be provided with one between said main electromagnetism transmission mechanism and the secondary electromagnetism transmission mechanism and be used to the interlocking device that prevents that both from moving simultaneously.
In the such scheme, also comprise a location-plate; Said main frame and sub-frame are provided with positioning boss, and the two ends of said location-plate respectively are provided with an open-work that matches with positioning boss, and each positioning boss inserts in the corresponding open-work of location-plate.
Among the present invention, the structure of said main power switch electrical equipment is identical with the protection switch structure with traditional single supply type control basically, but through the operating mechanism of auxiliary power device for switching is simplified; Remove manual actuation mechanism wherein; Make it as the transmission mechanism that only comprises sub-frame, transmission push rod, transmission driving lever and interlock plate, its structure is greatly simplified naturally, effectively reduces manufacturing cost; And because parts are less, thereby has better reliability.
Description of drawings
Fig. 1 is a kind of perspective view of the present invention;
Fig. 2 is control shown in Figure 1 and a kind of perspective view of protection switch electrical equipment after removing loam cake;
Fig. 3 is a kind of perspective view of operating driving lever or transmission driving lever in control shown in Figure 1 and the protection switch electrical equipment;
Fig. 4 is a kind of perspective view of operating push rod or transmission push rod in control shown in Figure 1 and the protection switch electrical equipment;
Fig. 5 is a kind of perspective view of interlock plate in control shown in Figure 1 and the protection switch electrical equipment;
Fig. 6 is a kind of perspective view of location-plate in control shown in Figure 1 and the protection switch electrical equipment;
Fig. 7 be control shown in Figure 1 and protection switch electrical equipment local from another viewed the time a kind of perspective view;
Fig. 8 is a kind of structural representation of main overcurrent trip in control shown in Figure 1 and the protection switch electrical equipment;
Fig. 9 is that the position of operating push rod and main locking board and transmission push rod and secondary locking board in control shown in Figure 1 and the protection switch electrical equipment concerns sketch map.
Reference numeral is: main power switch electrical equipment 1, main base 11, main overcurrent trip 12, main tripping coil frame 121, main tripping coil 122, main locking board 123, main electromagnetism transmission mechanism 13; Main electromagnetic coil 131, main iron core 132, active contact support plate 133, operating mechanism 14, main frame 141, operation push rod 142; Operation shifting block 1421, operation driving lever 143, clicking section 1431, reference column 1432, auxiliary power device for switching 2, sub-mount 21; Secondary overcurrent trip 22, secondary locking board 223, secondary electromagnetism transmission mechanism 23, secondary solenoid 231, secondary iron core 232, secondary moving contact support plate 233; Transmission mechanism 24, sub-frame 241, transmission push rod 242, transmission shifting block 2421, transmission driving lever 243, clicking section 2431; Reference column 2432, interlock plate 244, location hole 2441, location-plate 3, open-work 31, positioning boss 32.
Embodiment
(embodiment 1)
Fig. 1 to Fig. 9 has shown a kind of embodiment of the present invention, and wherein Fig. 1 is a kind of perspective view of the present invention; Fig. 2 is control shown in Figure 1 and a kind of perspective view of protection switch electrical equipment after removing loam cake; Fig. 3 is a kind of perspective view of operating driving lever or transmission driving lever in control shown in Figure 1 and the protection switch electrical equipment; Fig. 4 is a kind of perspective view of operating push rod or transmission push rod in control shown in Figure 1 and the protection switch electrical equipment; Fig. 5 is a kind of perspective view of interlock plate in control shown in Figure 1 and the protection switch electrical equipment; Fig. 6 is a kind of perspective view of location-plate in control shown in Figure 1 and the protection switch electrical equipment; Fig. 7 be control shown in Figure 1 and protection switch electrical equipment local from another viewed the time a kind of perspective view; Fig. 8 is a kind of structural representation of main overcurrent trip in control shown in Figure 1 and the protection switch electrical equipment; Fig. 9 is that the position of operating push rod and main locking board and transmission push rod and secondary locking board in control shown in Figure 1 and the protection switch electrical equipment concerns sketch map.
Present embodiment is a kind of duplicate supply type control and protection switch electrical equipment, sees Fig. 1 to shown in Figure 3, comprises the main power switch electrical equipment 1 and auxiliary power device for switching 2 that are arranged side by side; Said main power switch electrical equipment 1 comprises main base 11, main overcurrent trip 12, main electromagnetism transmission mechanism 13 and operating mechanism 14; Said auxiliary power device for switching 2 comprises sub-mount 21, secondary overcurrent trip 22, secondary electromagnetism transmission mechanism 23 and transmission mechanism 24; Said each main overcurrent trip 12 is provided with main tripping coil frame 121, main tripping coil 122, rotate and be arranged on the main locking board 123 of main tripping coil frame 121 1 sides and be the master reset spring that main locking board 123 provides reseting elasticity; The secondary back-moving spring that said each secondary overcurrent trip 22 is provided with secondary tripping coil frame, secondary tripping coil, rotate the secondary locking board 223 that is arranged on secondary tripping coil frame one side and reseting elasticity is provided for secondary locking board 223; Said main electromagnetism transmission mechanism 13 is provided with main electromagnetic coil 131, main iron core 132 and is used for the active contact support plate 133 of break-make main electromagnetic coil 131 power supplys; Said secondary electromagnetism transmission mechanism 23 is provided with secondary solenoid 231, secondary iron core 232 and is used for the secondary moving contact support plate 233 of secondary solenoid 231 power supplys of break-make; Thereby the operating mechanism 14 of said main power switch electrical equipment 1 comprises main frame 141, can promote operation push rod 142 that main overcurrent trip 12 main locking boards 123 rotate, the operation driving lever 143 that is used to stir contact support plate 133 break-make main electromagnetic coils 131 power supplys initiatively that can on main frame 141, back and forth rotate and be used to drive said operation push rod 142 and operate the manual actuation mechanism 144 that driving lever 143 moves in being used for of moving back and forth on the main frame 141; Thereby the transmission mechanism 24 of said auxiliary power device for switching 2 comprises sub-frame 241, can stir the transmission driving lever 243 of secondary solenoid 231 power supplys of secondary moving contact support plate 233 break-makes and the interlock plate 244 of be used to link said operation driving lever 143 and transmission driving lever 243 in the transmission push rod 242 that is used for promoting secondary overcurrent trip 22 secondary locking boards 223 that moves back and forth on the sub-frame 241, being used to of can on sub-frame 241, back and forth rotating; End in abutting connection with auxiliary power device for switching 2 of said operation push rod 142 is connected to transmission push rod 242 on an end of main power switch electrical equipment 1.
Said main power switch electrical equipment 1 comprises three main overcurrent trips 12 that are arranged side by side; Said auxiliary power device for switching 2 comprises three secondary overcurrent trips 22 that are arranged side by side, and the planform of said each main overcurrent trip 12 and each secondary overcurrent trip 22 is all identical.
Said operation push rod 142 is provided with three operation shifting blocks 1421 that are used for stirring corresponding main overcurrent trip 12 locking boards; Said transmission push rod 242 is provided with the transmission shifting block 2421 that is used for stirring corresponding secondary overcurrent trip 22 secondary locking boards 223.
The two ends of said interlock plate 244 respectively are provided with a location hole 2441; Said operation driving lever 143 is provided with outstanding downwards being used to and stirs the initiatively clicking section 1431 of contact support plate 133, and said operation driving lever 143 is provided with being used to of projecting upwards and inserts the reference column 1432 of the location hole 2441 of interlock plate 244 1 ends; Said transmission driving lever 243 is provided with the outstanding downwards clicking section 2431 that is used to stir secondary moving contact support plate 233, and said transmission driving lever 243 is provided with being used to of projecting upwards and inserts the reference column 2432 of the location hole 2441 of interlock plate 244 other ends.
The shape of said operation push rod 142 and traditional push rod is identical, and said operation driving lever 143 is identical with the shape of transmission driving lever 243.
Be provided with one between said main electromagnetism transmission mechanism 13 and the secondary electromagnetism transmission mechanism 23 and be used to the interlocking device that prevents that both from moving simultaneously.The structure of accompanying drawing 16 and 17 disclosed locking parts is identical among this interlocking device and the patent documentation CN2472341Y, so repeat no more.
In addition; Because present embodiment is to be arranged side by side two single supply type controls with protection switch; Because it is very big that electromagnetism transmission mechanism wherein when action, vibrates, and the position of operating mechanism and transmission mechanism is higher; Be out of shape because of vibration easily, damage interlock plate and coupled transmission driving lever or operation driving lever; So in order to improve reliability; Present embodiment has also added a location-plate 3; And on said main frame 141 and sub-frame 241, positioning boss 32 is set; The two ends of said location-plate 3 respectively are provided with an open-work 31 that matches with positioning boss 32, and each positioning boss 32 inserts in the location-plate 3 corresponding open-works 31.This location-plate 3 can well improve its shock resistance and reliability with operating mechanism and comparatively firm the coupling together of transmission mechanism.
In the present embodiment, the structure of said main power switch electrical equipment is identical with the protection switch structure with traditional single supply type control basically, but through the operating mechanism of auxiliary power device for switching is simplified; Remove manual actuation mechanism wherein; Make it as the transmission mechanism that only comprises sub-frame 241, transmission push rod 242, transmission driving lever 243 and interlock plate 244, its structure is greatly simplified naturally, effectively reduces manufacturing cost; And because parts are less, thereby has better reliability.
Obviously, the above embodiment of the present invention only be for clearly the present invention is described and is done for example, and be not to be qualification to execution mode of the present invention.For the those of ordinary skill in affiliated field, on the basis of above-mentioned explanation, can also make other multi-form variation or change.Here need not also can't give exhaustive to all execution modes.And these belong to conspicuous variation or the change that connotation of the present invention extends out and still belong to protection scope of the present invention.
Claims (7)
1. a duplicate supply type is controlled and protection switch electrical equipment, comprises the main power switch electrical equipment (1) and the auxiliary power device for switching (2) that are arranged side by side;
It is characterized in that: said main power switch electrical equipment (1) comprises main base (11), main overcurrent trip (12), main electromagnetism transmission mechanism (13) and operating mechanism (14); Said auxiliary power device for switching (2) comprises sub-mount (21), secondary overcurrent trip (22), secondary electromagnetism transmission mechanism (23) and transmission mechanism (24); Said each main overcurrent trip (12) is provided with main tripping coil frame (121), main tripping coil (122), rotate and be arranged on the main locking board (123) of main tripping coil frame (121) one sides and be the master reset spring that main locking board (123) provides reseting elasticity; The secondary back-moving spring that said each secondary overcurrent trip (22) is provided with secondary tripping coil frame, secondary tripping coil, rotate the secondary locking board (223) that is arranged on secondary tripping coil frame one side and reseting elasticity is provided for secondary locking board (223); Said main electromagnetism transmission mechanism (13) is provided with main electromagnetic coil (131), main iron core (132) and is used for the active contact support plate (133) of break-make main electromagnetic coil (131) power supply; Said secondary electromagnetism transmission mechanism (23) is provided with secondary solenoid (231), secondary iron core (232) and is used for the secondary moving contact support plate (233) of secondary solenoid (231) power supply of break-make;
The operating mechanism (14) of said main power switch electrical equipment (1) comprises main frame (141); The operation push rod (142) that is used for promoting the main locking board of main overcurrent trip (12) (123) rotation that can on main frame (141), move back and forth; Can go up being used to of back and forth rotating at main frame (141) and stir active contact support plate (133) thereby the operation driving lever (143) of break-make main electromagnetic coil (131) power supply; And the manual actuation mechanism (144) that is used to drive said operation push rod (142) and operation driving lever (143) motion;
The transmission mechanism (24) of said auxiliary power device for switching (2) comprises sub-frame (241), the transmission push rod (242) that is used for promoting the secondary locking board of secondary overcurrent trip (22) (223) that can on sub-frame (241), move back and forth, can go up the interlock plate (244) that is used to stir secondary moving contact support plate (233) said operation driving lever (143) and transmission driving lever (243) thereby the transmission driving lever (243) of secondary solenoid (231) power supply of break-make and being used to links that back and forth rotates at sub-frame (241);
End in abutting connection with auxiliary power device for switching (2) of said operation push rod (142) is connected to transmission push rod (242) on an end of main power switch electrical equipment (1).
2. duplicate supply type control according to claim 1 and protection switch electrical equipment; It is characterized in that: said main power switch electrical equipment (1) comprises three main overcurrent trips (12) that are arranged side by side, and said auxiliary power device for switching (2) comprises three secondary overcurrent trips (22) that are arranged side by side.
3. duplicate supply type control according to claim 2 and protection switch electrical equipment, it is characterized in that: said operation push rod (142) is provided with three operation shifting blocks (1421) that are used for stirring a corresponding main overcurrent trip (12) locking board;
Said transmission push rod (242) is provided with the transmission shifting block (2421) that is used for stirring the secondary locking board of a corresponding secondary overcurrent trip (22) (223).
4. duplicate supply type control according to claim 2 and protection switch electrical equipment, it is characterized in that: the two ends of said interlock plate (244) respectively are provided with a location hole (2441);
Said operation driving lever (143) is provided with outstanding being used to downwards and stirs the initiatively clicking section (1431) of contact support plate (133), and said operation driving lever (143) is provided with the reference column (1432) of the location hole that is used to insert interlock plate (244) one ends (2441) that projects upwards;
Said transmission driving lever (243) is provided with the outstanding downwards clicking section (2431) that is used to stir secondary moving contact support plate (233), and said transmission driving lever (243) is provided with being used to of projecting upwards and inserts the reference column (2432) of the location hole (2441) of interlock plate (244) other end.
5. according to described duplicate supply type control of one of claim 1-4 and protection switch electrical equipment, it is characterized in that: the shape of said operation push rod (142) and traditional push rod is identical, and said operation driving lever (143) is identical with the shape of transmission driving lever (243).
6. duplicate supply type according to claim 1 control and protection switch electrical equipment is characterized in that: be provided with one between said main electromagnetism transmission mechanism (13) and the secondary electromagnetism transmission mechanism (23) and be used to the interlocking device that prevents that both from moving simultaneously.
7. duplicate supply type control according to claim 1 and protection switch electrical equipment is characterized in that: also comprise a location-plate (3); Said main frame (141) and sub-frame (241) are provided with positioning boss (32), and the two ends of said location-plate (3) respectively are provided with an open-work (31) that matches with positioning boss (32), and each positioning boss (32) inserts in location-plate (3) the corresponding open-works (31).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210112666.7A CN102655067B (en) | 2012-04-17 | 2012-04-17 | A kind of dual-power control and protective switching device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210112666.7A CN102655067B (en) | 2012-04-17 | 2012-04-17 | A kind of dual-power control and protective switching device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102655067A true CN102655067A (en) | 2012-09-05 |
| CN102655067B CN102655067B (en) | 2016-12-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210112666.7A Expired - Fee Related CN102655067B (en) | 2012-04-17 | 2012-04-17 | A kind of dual-power control and protective switching device |
Country Status (1)
| Country | Link |
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| CN (1) | CN102655067B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103943388A (en) * | 2014-05-08 | 2014-07-23 | 浙江中凯科技股份有限公司 | Operating mechanism and control and protection switch electrical device with operating mechanism |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH05217485A (en) * | 1992-02-04 | 1993-08-27 | Terasaki Denki Sangyo Kk | Electric operation device for circuit breaker |
| DE102007003403A1 (en) * | 2006-12-14 | 2008-06-26 | Abb Ag | Electrical switch for use as selective main line protective switch, has carrier, lever, and knob adjusted by control element so that carrier is blocked by arm to prevent closing of contact point and lever releases carrier to close point |
| CN101477924A (en) * | 2008-11-24 | 2009-07-08 | 扬州新菱电器有限公司 | Switch electric appliance for control and protection |
| CN201708098U (en) * | 2009-11-24 | 2011-01-12 | 浙江中凯科技股份有限公司 | Modularized multi-functional apparatus |
| CN202585288U (en) * | 2012-04-17 | 2012-12-05 | 温州控保电气有限公司 | Double power supply type control and protection switch device |
-
2012
- 2012-04-17 CN CN201210112666.7A patent/CN102655067B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH05217485A (en) * | 1992-02-04 | 1993-08-27 | Terasaki Denki Sangyo Kk | Electric operation device for circuit breaker |
| DE102007003403A1 (en) * | 2006-12-14 | 2008-06-26 | Abb Ag | Electrical switch for use as selective main line protective switch, has carrier, lever, and knob adjusted by control element so that carrier is blocked by arm to prevent closing of contact point and lever releases carrier to close point |
| CN101477924A (en) * | 2008-11-24 | 2009-07-08 | 扬州新菱电器有限公司 | Switch electric appliance for control and protection |
| CN201708098U (en) * | 2009-11-24 | 2011-01-12 | 浙江中凯科技股份有限公司 | Modularized multi-functional apparatus |
| CN202585288U (en) * | 2012-04-17 | 2012-12-05 | 温州控保电气有限公司 | Double power supply type control and protection switch device |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103943388A (en) * | 2014-05-08 | 2014-07-23 | 浙江中凯科技股份有限公司 | Operating mechanism and control and protection switch electrical device with operating mechanism |
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