CN218471782U

CN218471782U - Dual-power automatic transfer switch

Info

Publication number: CN218471782U
Application number: CN202222952246.1U
Authority: CN
Inventors: 周歧刚; 詹伟; 胡迪; 张新晶
Original assignee: Shenyang Ounuoer Electrical Co ltd
Current assignee: Shenyang Ounuoer Electrical Co ltd
Priority date: 2022-11-07
Filing date: 2022-11-07
Publication date: 2023-02-10
Anticipated expiration: 2032-11-07

Abstract

The utility model belongs to the technical field of power accessories, specifically disclose a dual supply automatic change-over switch, including the change-over switch body, the top of change-over switch body is equipped with binding post, the top of change-over switch body is equipped with fixed case, the opening has all been seted up at the surface of fixed case and the back, the both sides of fixed incasement chamber are all overlapped and are equipped with the screw rod, the top of screw rod is equipped with changes the board, the surface cover of screw rod is equipped with the swivel nut, the outside of swivel nut is equipped with the slider, the spout with slider looks adaptation is all seted up to the both sides of fixed incasement chamber, the inboard fixedly connected with movable plate of swivel nut, the bottom of movable plate is equipped with the dead lever, the semicircle fixed slot has been seted up to the bottom of dead lever, the utility model discloses when installing the power cord, the power cord passes fixed case through the opening, and the one end and the binding post of power cord are connected, have the protection against electric shock, prevent the bad advantage of line head contact.

Description

Dual-power automatic transfer switch

Technical Field

The utility model belongs to the technical field of the power supply unit spare, concretely relates to dual supply automatic transfer switch.

Background

The double-power automatic transfer switch is characterized in that the double-power automatic transfer switch is used for automatically connecting to a standby power supply through the double-power transfer switch when power is suddenly cut off, so that the operation of an electric appliance is not stopped, and the electric appliance can still continue to operate.

Change over switch is when the wiring, and change over switch does not possess and fixes the power cord to lead to the power cord after the wiring is accomplished, the power cord receives external shock, and the power cord appears removing, causes the power cord insecure with change over switch's junction, and not hard up situation appears in the power cord.

SUMMERY OF THE UTILITY MODEL

The utility model provides a to prior art not enough, the utility model provides a dual supply automatic transfer switch possesses and plays advantages such as fixed to the power cord, realizes carrying out reliable fixed purpose to current transfer switch's power cord, improves the electric reliability of switch.

In order to achieve the above object, the utility model adopts the following technical scheme:

the utility model provides a dual supply automatic transfer switch, includes the transfer switch body, the top of transfer switch body is equipped with two way three-phase four-wire system power binding post, the top of transfer switch body is equipped with fixed case, the opening has all been seted up at the surface and the back of fixed case, the both sides of fixed incasement chamber are all overlapped and are equipped with the screw rod, the top of screw rod is equipped with changes the board, the surface cover of screw rod is equipped with the swivel nut, the outside of swivel nut is equipped with the slider, the spout with slider looks adaptation is all seted up to the both sides of fixed incasement chamber, the inboard fixedly connected with movable plate of swivel nut, the bottom of movable plate is equipped with the dead lever, the semicircle fixed slot has been seted up to the bottom of dead lever, and a semicircle fixed slot is relative with an opening position.

Further, the equal fixedly connected with mounting panel in both sides of change over switch body, the mounting hole has all been seted up to the top and the bottom on mounting panel surface.

Further, the quantity of opening is eight, and the opening all link up fixed case.

Furthermore, an insulating handle is arranged on the surface of the rotating plate.

Furthermore, the number of the fixed rods is eight, and the tops of the fixed rods and the moving plate are fixedly connected through connecting blocks.

Furthermore, the bottom of the screw rod is movably connected with a movable shaft, and the bottom of the movable shaft is movably connected with the fixed box.

Furthermore, the outer side of the threaded sleeve is fixedly connected with the sliding block in a welding mode, and the inner side of the sliding block is located at the center of the outer side of the threaded sleeve.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. the utility model discloses when installing the power cord, the power cord passes fixed case through the opening, the one end and the binding post of power cord are connected, after the power cord is connected and is accomplished, rotate and change the board, drive the screw rod through changeing the board and rotate, drive swivel nut downstream through the screw rod, spout and slider cooperation swivel nut downstream through fixed incasement, drive the movable plate downstream through the swivel nut, drive the dead lever downstream through the movable plate, semicircle fixed slot through the dead lever bottom is fixed the power cord, prevent that the power cord from appearing removing.

2. The utility model avoids the electric shock condition when the user uses the utility model through the insulated handle; the fixing rod can be fixed through the connecting block, so that the fixing rod has a better effect when in use, and the fixing rod is prevented from loosening when in use; through the mounting plate and the mounting hole, the change-over switch can be mounted conveniently.

Drawings

The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the application and together with the description serve to explain the application and not to limit the application. In the drawings:

fig. 1 is a schematic structural diagram of an embodiment of the present invention;

fig. 2 is a schematic view illustrating the connection of the transfer switch body, the connection terminal and the mounting hole in the embodiment of the present invention;

fig. 3 is a schematic view of the fixing box structure in the embodiment of the present invention.

In the figure: 1. a transfer switch body; 2. mounting a plate; 3. a stationary box; 4. a wiring terminal; 5. a port; 6. mounting holes; 7. rotating the plate; 8. a slider; 9. a chute; 10. an insulated handle; 11. moving the plate; 12. connecting blocks; 13. fixing the rod; 14. a movable shaft; 15. a semicircular fixing groove; 16. a screw; 17. a threaded sleeve; 18. a power line.

Detailed Description

In the following description, numerous implementation details are set forth in order to provide a more thorough understanding of the present invention. It should be understood, however, that these implementation details should not be used to limit the invention. That is, in some embodiments of the invention, such practical details are not necessary. In addition, some conventional structures and components are shown in simplified schematic form in the drawings.

See fig. 1-3, for the utility model discloses dual supply automatic transfer switch embodiment structure sketch map, including transfer switch body 1, transfer switch body 1's top is equipped with binding post 4, transfer switch body 1's top is equipped with fixed case 3, opening 5 has all been seted up at the surface and the back of fixed case 3, the both sides of fixed case 3 inner chamber are all overlapped and are equipped with screw rod 16, screw rod 16's top is equipped with commentaries on classics board 7, screw rod 16's surface cover is equipped with swivel nut 17, the outside of swivel nut 17 is equipped with slider 8, spout 9 with slider 8 looks adaptation is all seted up to the both sides of fixed case 3 inner chamber, inboard fixedly connected with movable plate 11 of swivel nut 17, the bottom of movable plate 11 is equipped with dead lever 13, semicircle fixed slot 15 has been seted up to the bottom of dead lever 13, the utility model discloses when installing the power cord, the power cord passes fixed case 3 through opening 5, the end and binding post 4 of power cord are connected, after the power cord is connected, rotate commentaries on classics board 7, drive screw rod 16 through commentaries on classics board 7 and rotate, drive swivel nut 17 through screw rod 16 drive screw nut 17 and move down, the dead lever 13 through the movable plate that generates heat and the contact causes the dead lever to appear, the condition that the movable bar that the movable plate 18 appears.

The equal fixedly connected with mounting panel 2 in both sides of change over switch body 1, mounting hole 6 has all been seted up to the top and the bottom on mounting panel 2 surface, through mounting panel 2 and mounting hole 6, can play the effect of the installation of being convenient for to change over switch when change over switch installs, has avoided the inconvenient situation of current change over switch installation.

For two-way three-phase four-wire system power supply, the number of the through openings 5 is eight, and the through openings 5 are all communicated with the fixed box 3. The surface cover of commentaries on classics board 7 is equipped with insulated handle 1, the utility model discloses an insulated handle 10 can play the effect of adjusting to commentaries on classics board 7, has avoided the situation that the user drops to appear when using.

The number of the fixed rods 13 is eight, the top of each fixed rod 13 is fixedly connected with the moving plate 11 through the connecting block 12, and the fixed rods 13 can be fixed through the connecting blocks 12, so that looseness of a power line in use is avoided.

The bottom of the screw 16 is movably connected with a movable shaft 14, the bottom of the movable shaft 14 is fixedly connected with the fixed box 3, and the movable shaft 14 can play a role in stably rotating the screw 16, so that the unstable condition of the screw 16 in rotation is avoided.

The outer side of the threaded sleeve 17 is fixedly connected with the sliding block 8 in a welding mode, and the inner side of the sliding block 8 is located at the center of the outer side of the threaded sleeve 17.

When the utility model is used: when the installation power cord, the power cord passes fixed case 3 through opening 5, the one end and the binding post 4 of power cord are connected, after the power cord is connected and is accomplished, rotate and change board 7, it rotates to drive screw rod 16 through changeing board 7, it moves down to drive swivel nut 17 through screw rod 16, through spout 9 and the 8 cooperation swivel nuts 17 downshifts of slider in the fixed case 3, it moves 11 downshifts to drive movable plate through swivel nut 17, it moves 13 downshifts to drive dead lever through movable plate 11, semicircle fixed slot 15 through dead lever 13 bottom is fixed the power cord, prevent that the power cord from appearing moving.

The above description is only an embodiment of the present invention, and is not intended to limit the present invention. Various modifications and variations of the present invention will be apparent to those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the scope of the claims of the present invention.

Claims

1. The utility model provides a dual supply automatic transfer switch, includes change over switch body (1), its characterized in that: the top of change over switch body (1) is equipped with two way three-phase four-wire system power binding post (4), the top of change over switch body (1) is equipped with fixed case (3), opening (5) have all been seted up at the surface and the back of fixed case (3), the both sides of fixed case (3) inner chamber are all overlapped and are equipped with screw rod (16), the top of screw rod (16) is equipped with commentaries on classics board (7), the surface cover of screw rod (16) is equipped with swivel nut (17), the outside of swivel nut (17) is equipped with slider (8), spout (9) with slider (8) looks adaptation are all seted up to the both sides of fixed case (3) inner chamber, the inboard fixedly connected with movable plate (11) of swivel nut (17), the bottom of movable plate (11) is equipped with dead lever (13), semicircle fixed slot (15) have been seted up to the bottom of dead lever (13), and a fixed slot (15) are relative with opening (5) position.

2. The dual-power automatic transfer switch of claim 1, wherein: the equal fixedly connected with mounting panel (2) in both sides of change over switch body (1), mounting hole (6) have all been seted up to the top and the bottom on mounting panel (2) surface.

3. The dual-power automatic transfer switch of claim 1, wherein: the quantity of opening (5) is eight, and opening (5) all link up fixed case (3).

4. The dual-power automatic transfer switch of claim 1, wherein: the surface of the rotating plate (7) is provided with an insulating handle (10), and the fixing rod (13) is an insulating rod.

5. The dual-power automatic transfer switch of claim 1, wherein: the number of the fixed rods (13) is eight, and the tops of the fixed rods (13) are fixedly connected with the moving plate (11) through connecting blocks (12).

6. The dual-power automatic transfer switch of claim 1, wherein: the bottom of the screw rod (16) is movably connected with a movable shaft (14), and the bottom of the movable shaft (14) is movably connected with the fixed box (3).

7. The dual-power automatic transfer switch of claim 1, wherein: the outer side of the threaded sleeve (17) is fixedly connected with the sliding block (8) in a welding mode, and the inner side of the sliding block (8) is located at the center of the outer side of the threaded sleeve (17).