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CN-224217373-U - Dual-power transfer switch of module with integrated layout of contact system and magnetic system

CN224217373UCN 224217373 UCN224217373 UCN 224217373UCN-224217373-U

Abstract

The utility model relates to the technical field of power supply systems, in particular to a double-power transfer switch of a module with integrated layout of a contact system and a magnetic system, which comprises a control and operation module and one or more groups of contact modules, wherein the contact modules are connected with the control and operation module through a transmission connecting piece, at least 3 wiring terminals are arranged outside the contact modules, and at least one control interface terminal is arranged on the control and operation module. In the double-power transfer switch of the module with the integrated layout of the contact system and the magnetic system, the contact module is connected with the control and operation module through the transmission connecting piece, and the contact module integrates the contact system, the arc extinguishing system, the wiring system and the magnetic driving system, so that the high integration of the whole structure is realized. The integrated layout greatly reduces the occupied space of the product, effectively reduces the cost of equipment in the processes of installation, transportation and storage, and is convenient for application in the scene with limited space.

Inventors

  • LIU SHISHENG
  • RAO ZEQING
  • YE YIFAN
  • YE JIE

Assignees

  • 浙江中亿豪科技有限公司

Dates

Publication Date
20260508
Application Date
20250529

Claims (10)

  1. 1. A double-power transfer switch of a module with integrated layout of a contact system and a magnetic system is characterized by comprising a control and operation module (1) and one or more groups of contact modules (2), wherein the contact modules (2) are connected with the control and operation module (1) through transmission connecting pieces (3), at least 3 wiring terminals (4) are arranged outside the contact modules (2), and at least one control interface terminal (5) is arranged on the control and operation module (1).
  2. 2. The dual power transfer switch of a module with integrated layout of a contact system and a magnetic system according to claim 1, wherein the control and operation module (1) comprises a handle (11), a power sign driving piece (12), a connecting rod (13), a transmission shaft (14), a power interface terminal (15) and a shell (16), the shell (16) comprises a base and a cover, the handle (11) is in transmission connection with the transmission shaft (14) through the connecting rod (13), and the power interface terminal (15) is arranged on two sides of the shell (16).
  3. 3. The dual power transfer switch of the contact system and magnetic system integrated layout module of claim 2, wherein the upper end of the handle (11) passes through the power sign driving piece (12), the handle (11) can swing left and right to drive the power sign driving piece (12) to move left and right, the power sign relay (121) is installed at the two ends of the control and operation module (1) close to the power sign driving piece (12), and the power sign driving piece (12) moves left and right to drive the power sign relays (121) at the two ends to open and close so as to realize the sign of power opening and closing.
  4. 4. The double-power transfer switch of a module with integrated layout of a contact system and a magnetic system according to claim 1, wherein the contact module (2) comprises a double-power transfer module, the double-power transfer module comprises a contact system (21), an arc extinguishing system (22), a wiring system (23) and a magnetic driving system (24), the magnetic driving system (24) comprises a push rod (241), a movable iron core (242), a winding (243) and a magnetic yoke (244), the magnetic driving system (24) is connected with the contact system (21) through the push rod (241) to drive the contact system (21) to switch, and the arc extinguishing system (22) is positioned at the upper part of the contact system (21) and is used for extinguishing an arc generated by the contact system (21) in the switching process.
  5. 5. The double-power transfer switch of a module with integrated layout of a contact system and a magnetic system according to claim 4, wherein the contact system (21) comprises a moving contact (211), a transmission rotating shaft (212), a fixed contact (213), a driving rod (214), a positioning conducting plate (215), a positioning shaft (216), a contact pressure maintaining piece (217) and a contact final pressure maintaining piece (218), the moving contact (211) is connected with the transmission rotating shaft (212), the positioning conducting plate (215) is fixed through the positioning shaft (216), the positioning conducting plate (215) is a plurality of parallel conducting plates, the moving contact (211) is positioned between the positioning conducting plates (215) and is pressed and positioned through the contact pressure maintaining piece (217), the contact final pressure maintaining piece (218) is arranged between the moving contact (211) and the inner side of the transmission rotating shaft (212), one end of the driving rod (214) is connected with the moving contact (211), and the other end of the driving rod (214) is connected with a push rod (241) of the magnetic driving system (24).
  6. 6. The dual power transfer switch of a module having an integrated layout of a contact system and a magnetic system according to claim 5, wherein said contact pressure maintaining member (217) has a spring structure for maintaining a contact pressure between said moving contact (211) and a positioning conductive plate (215), and said contact final pressure maintaining member (218) has a spring structure for maintaining a pressure when said moving contact (211) and said fixed contact (213) are closed.
  7. 7. The dual power transfer switch of a module having an integrated circuit arrangement of a contact system and a magnetic system as set forth in claim 4, wherein at least three of said wiring systems (23) are provided, each of said wiring systems (23) includes a load terminal (231), a yoke (244) of said magnetic drive system (24) has a structure common to two magnetic systems arranged in series, and said two magnetic systems share a plunger (242) and a plunger (241).
  8. 8. The dual power transfer switch of a module integrated with a contact system and a magnetic system according to claim 7, wherein the magnetic driving system (24) is a compact bi-directional driving magnetic system, the driving function of the push rod (241) for moving left and right is realized by energizing different windings (243), when the movable iron core (242) is positioned on the right, the left winding (243) is energized, and the movable iron core (242) moves left, otherwise, when the movable iron core (242) is positioned on the left, the right winding (243) is energized, and the movable iron core (242) moves right.
  9. 9. The double-power transfer switch of a module with integrated layout of a contact system and a magnetic system according to claim 1, wherein one end of the transmission connecting piece (3) is connected with a transmission shaft (14) of the control and operation module (1), and the other end of the transmission connecting piece is connected with a transmission rotating shaft (212) of the contact module (2) and is used for transmitting operation power of the control and operation module (1) to the contact module (2), and adjacent contact modules (2) are in transmission connection with each other through the transmission rotating shaft (212).
  10. 10. The dual power transfer switch of a module with integrated layout of contact system and magnetic system according to claim 1, wherein the control interface terminals (5) are installed on both sides of the top of the control and operation module (1).

Description

Dual-power transfer switch of module with integrated layout of contact system and magnetic system Technical Field The utility model relates to the technical field of power supply systems, in particular to a double-power transfer switch of a module with integrated layout of a contact system and a magnetic system. Background In modern power supply systems, a dual-power transfer switch is widely used in fields such as industry, business, civil construction, and the like as a key device for guaranteeing power supply continuity and stability. When the main power supply fails or fails, the double-power transfer switch can be quickly switched to the standby power supply, so that continuous power supply of an important load is ensured, and economic loss and potential safety hazards caused by power failure are avoided. At present, the technology of a dual-power transfer switch is continuously developed, for example, a dual-power transfer switch is disclosed in the patent with the application number of CN201911405068.7, and belongs to the technical field of a piezoelectric device. However, the solution still has a certain limitation, the contact system and the magnetic system do not realize integrated layout, the whole structure is relatively loose, and the solution not only occupies more installation space, but also increases the installation, transportation and storage costs of the equipment to a certain extent. Meanwhile, the magnetic system adopts the traditional design, the structure is not optimized, miniaturization and integration are difficult to achieve, and the application of the product in more scenes is limited. Disclosure of utility model The utility model aims to provide a double-power transfer switch of a module with integrated layout of a contact system and a magnetic system, which solves the problems that the contact system and the magnetic system which are proposed in the background art do not realize integrated layout, the whole structure is relatively loose, more installation space is occupied, and the installation, transportation and storage cost of equipment is increased to a certain extent. The utility model provides a double-power transfer switch of a module with integrated layout of a contact system and a magnetic system, which comprises a control and operation module and one or more groups of contact modules, wherein the contact modules are connected with the control and operation module through transmission connecting pieces, at least 3 wiring terminals are arranged outside the contact modules, and at least one control interface terminal is arranged on the control and operation module. The double-power transfer switch constructs the basic framework of the control and operation module and the contact module, and the control and operation module and the contact module realize power transmission through the transmission connecting piece. The control and operation module is provided with at least one control interface terminal for connecting an external control signal or a power supply, thereby realizing control and power supply of the double-power transfer switch. As a preferable scheme of the utility model, the control and operation module comprises a handle, a power sign driving piece, a connecting rod, a transmission shaft, a power interface terminal and a shell, wherein the shell comprises a base and a cover, the handle is in transmission connection with the transmission shaft through the connecting rod, and the power interface terminal is arranged on two sides of the shell. In the control and operation module, the handle is in transmission connection with the transmission shaft through the connecting rod, and when an operator operates the handle, the movement of the handle is transmitted to the transmission shaft through the connecting rod, so that the conversion and transmission of mechanical power are realized. The power interface terminals are arranged on two sides of the shell and are used for being connected with an external power line to provide power for the whole control and operation module. The shell adopts the structure of base and lid, plays the effect of protection internals. As a preferable scheme of the utility model, the upper end of the handle passes through the power sign driving piece, the handle can swing left and right to drive the power sign driving piece to move left and right, the power sign relays are arranged at the two ends of the control and operation module, which are close to the power sign driving piece, and the power sign driving piece moves left and right to drive the power sign relays at the two ends to open and close so as to realize the sign of power opening and closing. The upper end of the handle passes through the power sign driving piece, and when the handle swings left and right, the power sign driving piece is driven to synchronously move left and right. And the control and operation module is provided with power supply identification relays at tw