CN117352317A - Quick switching mechanism of dual-power supply change-over switch - Google Patents

Quick switching mechanism of dual-power supply change-over switch Download PDF

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Publication number
CN117352317A
CN117352317A CN202311515660.9A CN202311515660A CN117352317A CN 117352317 A CN117352317 A CN 117352317A CN 202311515660 A CN202311515660 A CN 202311515660A CN 117352317 A CN117352317 A CN 117352317A
Authority
CN
China
Prior art keywords
electromagnet
power supply
switching
limiting
rotating shaft
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN202311515660.9A
Other languages
Chinese (zh)
Inventor
黄浙勇
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.)
Suzhou Pheteng Electrical Appliance Co ltd
Original Assignee
Suzhou Pheteng Electrical Appliance Co ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Suzhou Pheteng Electrical Appliance Co ltd filed Critical Suzhou Pheteng Electrical Appliance Co ltd
Priority to CN202311515660.9A priority Critical patent/CN117352317A/en
Publication of CN117352317A publication Critical patent/CN117352317A/en
Pending legal-status Critical Current

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Classifications

    • 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
    • H01H3/32—Driving mechanisms, i.e. for transmitting driving force to the contacts
    • H01H3/40—Driving mechanisms, i.e. for transmitting driving force to the contacts using friction, toothed, or screw-and-nut gearing
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H3/00—Mechanisms for operating contacts
    • H01H3/54—Mechanisms for coupling or uncoupling operating parts, driving mechanisms, or contacts
    • H01H3/56—Mechanisms for coupling or uncoupling operating parts, driving mechanisms, or contacts using electromagnetic clutch
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J9/00—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting
    • H02J9/04—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which the distribution system is disconnected from the normal source and connected to a standby source
    • H02J9/06—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which the distribution system is disconnected from the normal source and connected to a standby source with automatic change-over, e.g. UPS systems
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B70/00—Technologies for an efficient end-user side electric power management and consumption
    • Y02B70/30—Systems integrating technologies related to power network operation and communication or information technologies for improving the carbon footprint of the management of residential or tertiary loads, i.e. smart grids as climate change mitigation technology in the buildings sector, including also the last stages of power distribution and the control, monitoring or operating management systems at local level
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
    • Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
    • Y04S20/00—Management or operation of end-user stationary applications or the last stages of power distribution; Controlling, monitoring or operating thereof
    • Y04S20/20—End-user application control systems

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  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Stand-By Power Supply Arrangements (AREA)

Abstract

The invention discloses a quick switching mechanism of a dual-power supply change-over switch, which comprises a shell, a driving assembly and a limiting assembly, wherein the shell is provided with a first power supply and a second power supply; the common power supply operation rotating shaft and the standby power supply operation rotating shaft are respectively and rotatably connected with the side wall of the shell; the driving assembly comprises a first switching electromagnet, a second switching electromagnet, a translation plate, a first fan-shaped toothed plate and a second fan-shaped toothed plate, wherein the translation plate is arranged between the first switching electromagnet and the second switching electromagnet, the output ends of the first switching electromagnet and the second switching electromagnet are respectively connected with the translation plate, the translation plate penetrates through the shell and is connected with a first rack and a second rack, the first fan-shaped toothed plate is sleeved on a common power supply operation rotating shaft and meshed with the first rack, the second fan-shaped toothed plate is sleeved on a standby power supply operation rotating shaft, and the second fan-shaped toothed plate is meshed with the second rack. The quick switching mechanism of the dual-power supply change-over switch can realize quick and stable switching between dual power supplies and has the advantages of simple structure and high reliability.

Description

Quick switching mechanism of dual-power supply change-over switch
Technical Field
The invention relates to a quick switching mechanism of a dual-power supply change-over switch.
Background
The double-power supply change-over switch is a switch for automatically switching to another power supply due to power failure, and is generally widely applied to important places such as high-rise buildings, communities, hospitals, airports, wharfs, fire protection, metallurgy, chemical industry, textiles and the like which do not allow power failure, and mainly comprises a switch appliance for automatically switching a load circuit from one power supply to another standby power supply so as to ensure continuous and reliable operation of important loads. The switching mechanism is an important component of a dual power switch for receiving manual or automatic driving force to perform switching of power between a normal power position and a standby power position. However, the structure of the switching mechanism of the dual power switch in the prior art is mostly complex, which results in high manufacturing cost, inconvenient operation and maintenance, and affects the reliability of the dual power switch.
Disclosure of Invention
The invention aims to provide a quick switching mechanism of a dual-power supply change-over switch, which has a reasonable structure, can realize quick and stable switching between dual power supplies, and has the advantages of simple structure and high reliability.
In order to achieve the above purpose, the technical scheme of the invention is to design a quick switching mechanism of a dual-power-supply change-over switch, wherein the dual-power-supply change-over switch comprises a common power-supply operation rotating shaft and a standby power-supply operation rotating shaft, and the quick switching mechanism comprises a shell, a driving assembly and a limiting assembly;
the common power supply operation rotating shaft and the standby power supply operation rotating shaft are respectively connected with the side wall of the shell in a rotating way;
the driving assembly comprises a first switching electromagnet, a second switching electromagnet, a translation plate, a first sector toothed plate and a second sector toothed plate, wherein the first switching electromagnet and the second switching electromagnet are arranged inside the shell, the output ends of the first switching electromagnet and the second switching electromagnet are oppositely arranged, the translation plate is arranged between the first switching electromagnet and the second switching electromagnet, the top of the translation plate is provided with a connecting block, the output ends of the first switching electromagnet and the second switching electromagnet are fixedly connected with the connecting block through connecting rods respectively, one end of the translation plate penetrates through the side wall of the shell and is connected with a transmission bar, the top of the transmission bar is provided with a first rack and a second rack, the first sector toothed plate and the second sector toothed plate are arranged outside the shell, the first sector toothed plate is sleeved on a common power supply operation rotating shaft and meshed with the first rack, and the second sector toothed plate is sleeved on a standby power supply operation rotating shaft and meshed with the second rack;
the limiting assembly comprises a first limiting electromagnet and a second limiting electromagnet, the first limiting electromagnet and the second limiting electromagnet are arranged below the translation plate, the output end of the first limiting electromagnet is connected with a first limiting pin, a first limiting hole for the first limiting pin to be inserted is formed in the translation plate, the output end of the second limiting electromagnet is connected with a second limiting pin, and a second limiting hole for the second limiting pin to be inserted is formed in the translation plate.
Preferably, a first bracket and a second bracket are arranged in the shell, the first switching electromagnet is fixed in the first bracket, and the second switching electromagnet is fixed in the second bracket.
Preferably, a translation sliding groove for the translation plate to penetrate is formed in the side wall of the shell.
Preferably, the first limit electromagnet and the second limit electromagnet are respectively and fixedly connected with the bottom plate of the shell.
Preferably, the common power supply operation rotating shaft and the standby power supply operation rotating shaft are respectively connected with the side wall of the shell in a rotating way through bearings
The invention has the advantages and beneficial effects that: the quick switching mechanism of the dual-power change-over switch is reasonable in structure, capable of realizing quick and stable switching between dual power supplies, and simple in structure and high in reliability.
Drawings
Fig. 1 is a schematic diagram of the present invention.
Fig. 2 is a schematic view of the internal structure of the housing in the present invention.
Fig. 3 is a schematic view of a spacing assembly of the present invention.
Description of the embodiments
The following describes the embodiments of the present invention further with reference to the drawings and examples. The following examples are only for more clearly illustrating the technical aspects of the present invention, and are not intended to limit the scope of the present invention.
The technical scheme of the invention is as follows:
as shown in fig. 1, 2 and 3, a fast switching mechanism of a dual power supply change-over switch, the dual power supply change-over switch includes a common power supply operation rotating shaft 100 and a standby power supply operation rotating shaft 200, the fast switching mechanism includes a housing 1, a driving component and a limiting component;
the common power supply operation rotating shaft 100 and the standby power supply operation rotating shaft 200 are respectively connected with the side wall of the shell 1 in a rotating way;
the driving assembly comprises a first switching electromagnet 2, a second switching electromagnet 3, a translation plate 4, a first sector toothed plate 5 and a second sector toothed plate 6, wherein the first switching electromagnet 2 and the second switching electromagnet 3 are arranged inside the shell 1, the output ends of the first switching electromagnet 2 and the second switching electromagnet 3 are oppositely arranged, the translation plate 4 is arranged between the first switching electromagnet 2 and the second switching electromagnet 3, a connecting block 7 is arranged at the top of the translation plate 4, the output ends of the first switching electromagnet 2 and the second switching electromagnet 3 are fixedly connected with the connecting block 7 through connecting rods (not shown in the figure), one end of the translation plate 4 penetrates through the side wall of the shell 1 and is connected with a transmission bar 8, the top of the transmission bar 8 is provided with a first rack 9 and a second rack 10, the first sector toothed plate 5 and the second sector toothed plate 6 are arranged outside the shell 1, the first sector toothed plate 5 is sleeved on a common power supply operation rotating shaft 100, the first sector toothed plate 5 is meshed with the first rack 9, the second sector toothed plate 6 is sleeved on the second power supply operation rotating shaft 200, and the second sector toothed plate 6 is meshed with the second rack 10;
the limiting assembly comprises a first limiting electromagnet 11 and a second limiting electromagnet 12, the first limiting electromagnet 11 and the second limiting electromagnet 12 are arranged below the translation plate 4, the output end of the first limiting electromagnet 11 is connected with a first limiting pin (not shown in the figure), the translation plate 4 is provided with a first limiting hole 41 for the first limiting pin to be inserted, the output end of the second limiting electromagnet 12 is connected with a second limiting pin (not shown in the figure), and the translation plate 4 is provided with a second limiting hole 42 for the second limiting pin to be inserted.
Further, a first bracket 13 and a second bracket 14 are arranged in the housing 1, the first switching electromagnet 2 is fixed in the first bracket 13, and the second switching electromagnet 3 is fixed in the second bracket 14.
Further, a translation chute for the translation plate 4 to penetrate is arranged on the side wall of the shell 1.
Further, the first limit electromagnet 11 and the second limit electromagnet 12 are respectively and fixedly connected with the bottom plate of the shell 1.
Further, the common power operation shaft 100 and the standby power operation shaft 200 are respectively rotatably connected with the side wall of the housing 1 through bearings.
The invention relates to a fast switching mechanism of a dual-power supply change-over switch, which comprises the following working principles: when the common power supply is used for supplying power, the first switching electromagnet 2 is controlled to retract so as to drive the connecting block 7 to move a certain distance in the direction close to the first switching electromagnet 2, the connecting block 7 drives the translation plate 4, the transmission bar 8 and the first rack 9 and the second rack 10 to move together, so that the first rack 9 and the second rack 10 respectively drive the common power supply operation rotating shaft 100 and the standby power supply operation rotating shaft 200 to rotate forward through meshing with the first fan-shaped toothed plate 5 and the second fan-shaped toothed plate 6, the common power supply is switched on after the common power supply operation rotating shaft 100 rotates forward, and the standby power supply is switched off after the standby power supply operation rotating shaft 200 rotates forward, thereby realizing the purpose of supplying power by using the common power supply; and, the first spacing hole 41 on the translation board 4 corresponds with first spacer pin at this moment, and second spacing hole 42 then staggers with the second spacer pin, controls first spacing electro-magnet 11 and stretches out to drive first spacer pin and go up a certain distance, makes first spacer pin insert in first spacing hole 41, translation board 4 at this moment will not remove, thereby restrict translation board 4 in current position, makes the common power keep the combined floodgate state, and makes stand-by power keep separating brake state. When the standby power supply is used for supplying power, the first limiting electromagnet 11 is controlled to retract to drive the first limiting pin to withdraw from the first limiting hole 41, the second switching electromagnet 3 is controlled to retract to drive the connecting block 7 to move a certain distance in the direction close to the second switching electromagnet 3, the connecting block 7 drives the translation plate 4, the transmission bar 8 and the first rack 9 and the second rack 109 to move together, so that the first rack and the second rack 10 respectively drive the common power supply operation rotating shaft 100 and the standby power supply operation rotating shaft 200 to reversely rotate through meshing with the first fan-shaped toothed plate 5 and the second fan-shaped toothed plate 6, the common power supply is disconnected after the common power supply operation rotating shaft 100 reversely rotates, and the standby power supply is switched on after the standby power supply operation rotating shaft 200 reversely rotates, thereby realizing the purpose of supplying power by using the standby power supply; and, at this time, the second limiting hole 42 on the translation plate 4 corresponds to the second limiting pin, the first limiting hole 41 is staggered with the first limiting pin, and the second limiting electromagnet 12 is controlled to extend to drive the second limiting pin to move upwards by a certain distance, so that the second limiting pin is inserted into the second limiting hole 42, and the translation plate 4 cannot move at this time, so that the translation plate 4 is limited at the current position, the standby power supply is kept in a switching-on state, and the common power supply is kept in a switching-off state.
The foregoing is merely a preferred embodiment of the present invention, and it should be noted that it will be apparent to those skilled in the art that several modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the scope of the invention.

Claims (5)

1. The quick switching mechanism of the double-power-supply change-over switch comprises a common power-supply operation rotating shaft and a standby power-supply operation rotating shaft and is characterized by comprising a shell, a driving assembly and a limiting assembly;
the common power supply operation rotating shaft and the standby power supply operation rotating shaft are respectively connected with the side wall of the shell in a rotating way;
the driving assembly comprises a first switching electromagnet, a second switching electromagnet, a translation plate, a first sector toothed plate and a second sector toothed plate, wherein the first switching electromagnet and the second switching electromagnet are arranged inside the shell, the output ends of the first switching electromagnet and the second switching electromagnet are oppositely arranged, the translation plate is arranged between the first switching electromagnet and the second switching electromagnet, the top of the translation plate is provided with a connecting block, the output ends of the first switching electromagnet and the second switching electromagnet are fixedly connected with the connecting block through connecting rods respectively, one end of the translation plate penetrates through the side wall of the shell and is connected with a transmission bar, the top of the transmission bar is provided with a first rack and a second rack, the first sector toothed plate and the second sector toothed plate are arranged outside the shell, the first sector toothed plate is sleeved on a common power supply operation rotating shaft and meshed with the first rack, and the second sector toothed plate is sleeved on a standby power supply operation rotating shaft and meshed with the second rack;
the limiting assembly comprises a first limiting electromagnet and a second limiting electromagnet, the first limiting electromagnet and the second limiting electromagnet are arranged below the translation plate, the output end of the first limiting electromagnet is connected with a first limiting pin, a first limiting hole for the first limiting pin to be inserted is formed in the translation plate, the output end of the second limiting electromagnet is connected with a second limiting pin, and a second limiting hole for the second limiting pin to be inserted is formed in the translation plate.
2. The quick switching mechanism of a dual power switch of claim 1, wherein a first bracket and a second bracket are provided inside the housing, the first switching electromagnet being fixed in the first bracket, the second switching electromagnet being fixed in the second bracket.
3. The quick switching mechanism of a dual-power switch as claimed in claim 1, wherein a translation chute for the translation plate to pass through is provided on a side wall of the housing.
4. The quick switching mechanism of a dual power switch of claim 1, wherein the first and second limit electromagnets are fixedly connected to a bottom plate of the housing, respectively.
5. The quick change-over mechanism of a dual power supply switch as claimed in claim 1, wherein the common power supply operating spindle and the backup power supply operating spindle are rotatably connected to the side wall of the housing through bearings, respectively.
CN202311515660.9A 2023-11-15 2023-11-15 Quick switching mechanism of dual-power supply change-over switch Pending CN117352317A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202311515660.9A CN117352317A (en) 2023-11-15 2023-11-15 Quick switching mechanism of dual-power supply change-over switch

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202311515660.9A CN117352317A (en) 2023-11-15 2023-11-15 Quick switching mechanism of dual-power supply change-over switch

Publications (1)

Publication Number Publication Date
CN117352317A true CN117352317A (en) 2024-01-05

Family

ID=89369465

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202311515660.9A Pending CN117352317A (en) 2023-11-15 2023-11-15 Quick switching mechanism of dual-power supply change-over switch

Country Status (1)

Country Link
CN (1) CN117352317A (en)

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