CN107437471B - Switching-on and switching-off control device of automatic transfer switching device - Google Patents
Switching-on and switching-off control device of automatic transfer switching device Download PDFInfo
- Publication number
- CN107437471B CN107437471B CN201710847838.8A CN201710847838A CN107437471B CN 107437471 B CN107437471 B CN 107437471B CN 201710847838 A CN201710847838 A CN 201710847838A CN 107437471 B CN107437471 B CN 107437471B
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- Prior art keywords
- connecting rod
- shaft
- clamping plate
- plate
- switching
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H9/00—Details of switching devices, not covered by groups H01H1/00 - H01H7/00
- H01H9/0005—Tap change devices
- H01H9/0027—Operating mechanisms
-
- 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)
- Mechanical Control Devices (AREA)
- Gear-Shifting Mechanisms (AREA)
Abstract
The invention belongs to the technical field of electric appliance control, and relates to a switching-on and switching-off control device of an automatic transfer switching electric appliance, which comprises an installation clamping plate, wherein a supporting clamping plate is fixed at the edge of the upper surface of the installation clamping plate, one end of a first connecting rod is hinged to the supporting clamping plate, the other end of the first connecting rod is hinged to one end of a second connecting rod, the middle part of a rod body of the first connecting rod is connected with a fifth connecting shaft which vertically extends downwards, the fifth connecting shaft penetrates out of through holes of the installation clamping plate and a static iron core, the top surface of the static iron core is attached to the lower surface of the installation clamping plate, and the lower end. The invention has simple structure and convenient assembly, thereby being convenient for maintenance and not easy to damage. The connecting rod and the connecting rod or the connecting rod and the transmission mechanism are connected through the shaft or the shaft sleeve, so that the friction force generated in the movement process of the connecting rod or the transmission mechanism is greatly reduced, and the movement reliability of the control device is improved.
Description
Technical Field
The invention belongs to the technical field of electric appliance control, and relates to a switching-on and switching-off control device of an automatic transfer switching electric appliance.
Background
The control device for the closing and opening states is an important part mechanism in the automatic transfer switching device. The existing control device for the switching-on and switching-off states is generally formed by combining two independent mechanisms, a corresponding link mechanism and a coil, wherein the two independent mechanisms are a switching-on mechanism specially responsible for switching on an automatic transfer switch and a switching-off mechanism specially responsible for switching off the automatic transfer switch; when the opening coil in the opening mechanism is electrified, the coil is attracted to drive the opening link mechanism to perform opening operation, so that the control of closing and opening states is achieved.
However, the control device for the switching-on/off state has the following problems: 1) in the control device, because the switching-on mechanism and the switching-off mechanism are two mechanisms, two coils are used, which inevitably increases the production cost of products; 2) the control device for the switching-on and switching-off states has complicated structure, so that the assembly is complicated and fussy; 3) the structure is complex, so that the maintenance is inconvenient; 4) and because the parts have more structures, the friction force generated in the movement process is also certain larger, so that the action state of the automatic change-over switch is greatly influenced.
Disclosure of Invention
Aiming at the problems, the invention provides the switching-on and switching-off control device of the automatic transfer switching device, which has the advantages of simplified structure and convenient assembly.
According to the technical scheme of the invention: the utility model provides an automatic change over switch electrical apparatus's switching on/off controlling means which characterized in that: the movable iron core connecting device comprises an installation clamping plate, wherein a supporting clamping plate is fixed at the edge of the upper surface of the installation clamping plate, one end of a first connecting rod is hinged to the supporting clamping plate, the other end of the first connecting rod is hinged to one end of a second connecting rod, the middle part of a rod body of the first connecting rod is connected with a fifth connecting shaft which vertically extends downwards, the fifth connecting shaft penetrates out of through holes of the installation clamping plate and a fixed iron core, the top surface of the fixed iron core is attached to the lower surface of the installation clamping plate, and the lower end of the fifth connecting shaft is; the other end of the second connecting rod is connected with the transmission mechanism through a third connecting shaft.
As a further improvement of the invention, one end of the first connecting rod is connected with the positioning hole of the supporting clamping plate through a first connecting shaft, the other end of the first connecting rod is connected with the second connecting rod through a second connecting shaft, the shaft diameters of the first connecting shaft and the second connecting shaft extending out of the outer end of the supporting clamping plate are limited by split pins respectively, and two ends of the bottom of the supporting clamping plate are provided with arc notches respectively.
As a further improvement of the present invention, the first connecting shaft is sleeved with a torsion spring, and two bending angles of the torsion spring are hooked on the first connecting rod.
As a further improvement of the invention, the middle part of the plate body of the first connecting rod is connected with the third connecting rod through a fourth connecting shaft, and the fourth connecting shaft is limited through a cotter pin.
As a further improvement of the invention, the threaded hole of the third connecting rod is matched with the upper end thread of the fifth connecting shaft.
As a further improvement of the invention, the transmission mechanism comprises a first fixed plate, a second fixed plate, a connecting plate and a fixed shaft, wherein the connecting plate is fixed on the fixed shaft, the second fixed plate and the first fixed plate are symmetrically arranged on the fixed shaft and correspond to two sides of the connecting plate, an arc-shaped groove is arranged on the connecting plate, two ends of the arc-shaped groove are respectively provided with a limiting hole, a third connecting shaft is sequentially arranged in a connecting hole and a limiting hole at the upper end of the second connecting rod in a penetrating manner, and the outer end of the third connecting shaft; the second connecting rod comprises two rod bodies, the two rod bodies are spaced in a limiting mode through limiting nails, a third connecting shaft is sleeved with a shaft sleeve, and the two rod bodies are spaced by the shaft sleeve.
As a further improvement of the invention, the mounting splint comprises two plate bodies which are attached together, and the plate bodies are provided with through strip-shaped holes and round holes.
As a further improvement of the invention, the width of the bottom surface of the third connecting rod is larger than the inner diameter of a hole for penetrating the fifth connecting shaft on the mounting clamping plate.
The invention has the technical effects that: the invention has the advantages that the same transmission mechanism is adopted, only one main coil is needed for carrying out the switching-on and switching-off movement of the automatic change-over switch, and a set of switching-on or switching-off mechanism is not required to be additionally installed, so the production cost of products is greatly reduced, and meanwhile, the switching-on and switching-off state control device is safe and reliable. The invention has simple structure and convenient assembly, thereby being convenient for maintenance and not easy to damage. The connecting rod and the connecting rod or the connecting rod and the transmission mechanism are connected through the shaft or the shaft sleeve, so that the friction force generated in the motion process of the connecting rod or the transmission mechanism is greatly reduced, and the motion reliability of the state control device is improved.
Drawings
FIG. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a cross-sectional view of fig. 1.
Fig. 3 is a perspective view of the present invention.
Fig. 4 is a schematic structural diagram of the transmission mechanism of the present invention.
Fig. 5 is a schematic structural diagram of the connecting rod transmission mechanism of the invention.
Detailed Description
The following further describes embodiments of the present invention with reference to the drawings.
Fig. 1 ~ 5 includes a moving core 1, a fifth connecting shaft 2, a stationary core 3, an installation clamp plate 4, a support clamp plate 5, a first connecting shaft 6, a positioning hole 7, a first connecting rod 8, a fourth connecting shaft 9, a transmission mechanism 10, a second connecting rod 11, a second connecting shaft 12, a cotter 13, a limiting hole 14, a shaft sleeve 15, a third connecting shaft 16, a third connecting rod 17, a torsion spring 18, and the like.
As shown in fig. 1 ~ 5, the invention relates to a switching control device of an automatic transfer switching device, which comprises an installation clamping plate 4, wherein a support clamping plate 5 is fixed at the edge of the upper surface of the installation clamping plate 4, one end of a first connecting rod 8 is hinged to the support clamping plate 5, the other end of the first connecting rod 8 is hinged to one end of a second connecting rod 11, the middle part of a rod body of the first connecting rod 8 is connected with a fifth connecting shaft 2 which vertically extends downwards, the fifth connecting shaft 2 penetrates out of through holes of the installation clamping plate 4 and a static iron core 3, the top surface of the static iron core 3 is attached to the lower surface of the installation clamping plate 4, the lower end of the fifth connecting shaft 2 is fixedly connected with a movable iron core 1, and the other end of the second connecting rod 11 is connected.
First connecting rod 8 one end is connected with locating hole 7 of support splint 5 through first connecting axle 6, and the 8 other ends of first connecting rod are connected with second connecting rod 11 through second connecting axle 12, and it is spacing that first connecting axle 6, second connecting axle 12 both stretch out the axle footpath of support splint 5 outer end and adopt cotter 13 respectively, and the bottom both ends of support splint 5 are equipped with the circular arc breach respectively.
The first connecting shaft 6 is sleeved with a torsion spring 18, and two bending angles of the torsion spring 18 are hooked on the first connecting rod 8.
The middle part of the plate body of the first connecting rod 8 is connected with a third connecting rod 17 through a fourth connecting shaft 9, and the fourth connecting shaft 9 is limited through a cotter pin 13.
The threaded hole of the third connecting rod 17 is matched with the upper end thread of the fifth connecting shaft 2.
The transmission mechanism 10 comprises a first fixing plate 10-1, a second fixing plate 10-2, a connecting plate 10-3 and a fixing shaft 10-4, the connecting plate 10-3 is fixed on the fixing shaft 10-4, the second fixing plate 10-2 and the first fixing plate 10-1 are symmetrically arranged on the fixing shaft 10-4 and correspond to two sides of the connecting plate 10-3, an arc-shaped groove is formed in the connecting plate 10-3, limiting holes 14 are respectively formed in two ends of the arc-shaped groove, a third connecting shaft 16 sequentially penetrates through a connecting hole in the upper end of the second connecting rod 11 and the limiting holes 14, and the outer end of the third connecting shaft 16 is limited through a cotter pin 13; the second connecting rod 11 comprises two rod bodies, the two rod bodies are spaced by limiting screws, a third connecting shaft 16 is sleeved with a shaft sleeve 15, and the shaft sleeve 15 separates the two rod bodies. In operation, the third connecting shaft 16 can slide in the arc-shaped groove from the limiting hole 14 on one side to the limiting hole on the other side.
The mounting clamp plate 4 comprises two plate bodies which are attached together, and the plate bodies are provided with strip-shaped holes and round holes which are communicated.
The width of the bottom surface of the third connecting rod 17 is larger than the inner diameter of a hole for penetrating the fifth connecting shaft 2 on the mounting splint 4.
The working process of the invention is as follows: when the automatic change-over switch receives a closing signal of a common power supply, the main coil is electrified, so that the movable iron core 1 and the static iron core 3 perform suction action under the action of a magnetic system, and a connecting rod transmission mechanism (the connecting rod transmission mechanism comprises a first connecting rod 8, a second connecting rod 11, a third connecting rod 17 and a fifth connecting shaft 2) is driven to act, so that the common power supply is closed; when the automatic change-over switch receives a standby power supply closing signal, the switch can select the standby power supply side through the standby power supply selection mechanism in advance, then the main coil is electrified, and the movable iron core 1 and the static iron core 3 are attracted under the action of the magnetic system, so that the connecting rod transmission mechanism is driven to act, and the standby power supply is closed; if the automatic change-over switch receives a brake-off signal, no matter the switch is in a switch-on state of a common power supply or a standby power supply, as long as the main coil is electrified, the movable iron core 1 and the static iron core 3 are attracted under the action of the magnetic system, so that the connecting rod transmission mechanism is driven to act, and the switch is enabled to perform brake-off action. When the switch is switched on or switched off, the initial positions of the connecting rod in the connecting rod transmission mechanism and the shaft sleeve 15 are different in the limiting hole of the transmission mechanism, and the initial positions are opposite. During the process, the main coil is instantly electrified during switching on and switching off, and the single coil works and the switching on mechanism and the switching off mechanism of the switch are the same mechanism, so that the structure of a product is simplified, the production cost of the product is reduced, and meanwhile, the state control device enables the automatic change-over switch not to malfunction during switching on or switching off operation, so that the safety and the reliability of the product are better ensured.
Claims (7)
1. The utility model provides an automatic change over switch electrical apparatus's switching on/off controlling means which characterized in that: the iron core fixing device comprises a mounting clamping plate (4), wherein a supporting clamping plate (5) is fixed at the edge of the upper surface of the mounting clamping plate (4), one end of a first connecting rod (8) is hinged to the supporting clamping plate (5), the other end of the first connecting rod (8) is hinged to one end of a second connecting rod (11), the middle of a rod body of the first connecting rod (8) is connected with a fifth connecting shaft (2) which vertically and downwardly extends, the fifth connecting shaft (2) penetrates through holes of the mounting clamping plate (4) and a static iron core (3), the top surface of the static iron core (3) is attached to the lower surface of the mounting clamping plate (4), and the lower end of the fifth connecting shaft (2) is fixedly connected with a movable; the other end of the second connecting rod (11) is connected with the transmission mechanism (10) through a third connecting shaft (16);
the transmission mechanism (10) comprises a first fixing plate (10-1), a second fixing plate (10-2), a connecting plate (10-3) and a fixing shaft (10-4), the connecting plate (10-3) is fixed on the fixing shaft (10-4), the second fixing plate (10-2) and the first fixing plate (10-1) are symmetrically arranged on the fixing shaft (10-4) and correspond to two sides of the connecting plate (10-3), an arc-shaped groove is formed in the connecting plate (10-3), limiting holes (14) are respectively formed in two ends of the arc-shaped groove, a third connecting shaft (16) sequentially penetrates through a connecting hole in the upper end of the second connecting rod (11) and the limiting holes (14), and the outer end of the third connecting shaft (16) is limited through a split pin (13); the second connecting rod (11) comprises two rod bodies, the two rod bodies are spaced by limiting screws, a third connecting shaft (16) is sleeved with a shaft sleeve (15), and the two rod bodies are spaced by the shaft sleeve (15).
2. The switching control device of the automatic transfer switching apparatus according to claim 1, wherein: first connecting rod (8) one end is connected with locating hole (7) of supporting splint (5) through first connecting axle (6), and first connecting rod (8) other end is connected with second connecting rod (11) through second connecting axle (12), and it is spacing that the footpath that both stretched out supporting splint (5) outer end of first connecting axle (6), second connecting axle (12) adopt split pin (13) respectively, and the bottom both ends of supporting splint (5) are equipped with the circular arc breach respectively.
3. The switching control device of the automatic transfer switching apparatus according to claim 2, wherein: the first connecting shaft (6) is sleeved with a torsion spring (18), and two bending angles of the torsion spring (18) are hooked on the first connecting rod (8).
4. The switching control device of the automatic transfer switching apparatus according to claim 1, wherein: the middle part of the plate body of the first connecting rod (8) is connected with a third connecting rod (17) through a fourth connecting shaft (9), and the fourth connecting shaft (9) is limited through a cotter pin (13).
5. The switching control device of the automatic transfer switching apparatus according to claim 4, wherein: and the threaded hole of the third connecting rod (17) is matched with the upper end thread of the fifth connecting shaft (2).
6. The switching control device of the automatic transfer switching apparatus according to claim 1, wherein: the mounting clamping plate (4) comprises two plate bodies which are attached together, and the plate bodies are provided with strip-shaped holes and round holes which are communicated.
7. The switching control device of the automatic transfer switching apparatus according to claim 1, wherein: the width of the bottom surface of the third connecting rod (17) is larger than the inner diameter of a hole which is formed in the mounting clamping plate (4) and used for penetrating the fifth connecting shaft (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710847838.8A CN107437471B (en) | 2017-09-19 | 2017-09-19 | Switching-on and switching-off control device of automatic transfer switching device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710847838.8A CN107437471B (en) | 2017-09-19 | 2017-09-19 | Switching-on and switching-off control device of automatic transfer switching device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107437471A CN107437471A (en) | 2017-12-05 |
| CN107437471B true CN107437471B (en) | 2019-12-27 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710847838.8A Active CN107437471B (en) | 2017-09-19 | 2017-09-19 | Switching-on and switching-off control device of automatic transfer switching device |
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| Country | Link |
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| CN (1) | CN107437471B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108964258B (en) * | 2018-09-28 | 2024-02-06 | 无锡韩光电器股份有限公司 | Power supply selecting device of bypass automatic transfer switch |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6815624B2 (en) * | 2002-03-28 | 2004-11-09 | General Electric Company | Methods and apparatus for transferring electrical power |
| CN100498994C (en) * | 2007-10-16 | 2009-06-10 | 东南大学 | Low pressure all-purpose air breaker mechanism and control method thereof |
| CN103247482B (en) * | 2013-05-22 | 2015-11-11 | 安徽永安电子科技有限公司 | The transmission device of magnetic latching relay band special flexible damping structure |
| CN204270907U (en) * | 2014-12-31 | 2015-04-15 | 上海方同电气科技发展有限公司 | A kind of modified model device for switching |
| CN204558186U (en) * | 2015-04-30 | 2015-08-12 | 宁波奇乐电气集团有限公司 | A kind of highly reliable large power electromagnet |
| CN106653422B (en) * | 2017-01-04 | 2018-12-21 | 柏法瑞电气（厦门）有限公司 | A kind of reversing arrangement applied to change-over switch |
| CN107068436B (en) * | 2017-05-09 | 2020-01-17 | 科都电气有限公司 | Dual-power contact driving mechanism |
| CN207397973U (en) * | 2017-09-19 | 2018-05-22 | 无锡韩光电器股份有限公司 | The on/off switch control device of automatic transfer switching electric appliance |
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- 2017-09-19 CN CN201710847838.8A patent/CN107437471B/en active Active
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| CN107437471A (en) | 2017-12-05 |
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