CN208173449U - A kind of double power supply automatic transfer switch - Google Patents

Abstract

The utility model discloses a kind of double power supply automatic transfer switch, including main casing, the side wall of the main casing is equipped with disk, shaft is run through in the disk center, and debugging handle is fixedly mounted in shaft, and debugging handle is fixedly connected with disk, the debugging handle is fixed with pointer close to one end of disk, the inside that the shaft extends to main casing is fixedly connected with swing arm, and the swing arm is fixedly connected with transition arm, and the inside of the main casing is additionally provided with main power switch and Backup Power Switch.The utility model double power supply automatic transfer switch, by the way that pointer is arranged in debugging handle one end, arm swing is converted, turning gradually touches main power switch and Backup Power Switch, encounter main power switch, main power switch is closed, Backup Power Switch is opened, and Backup Power Switch is encountered, Backup Power Switch is closed, main power switch is opened, and according to beat of pointer amplitude, realizes that the stabilization of dual power supply normally switches.

Description

A kind of double power supply automatic transfer switch

Technical field

The utility model relates to double power supply automatic transfer switch technical field, specially a kind of double power-supply automatic transferring is opened It closes.

Background technique

The purposes of double power supply automatic transfer switch, be exactly in simple terms commonly use all the way it is spare all the way, when common electricity suddenly therefore When barrier or power failure, by double power supply converting switch, automatically engage on backup power source, (backup power source can also be by sending out under Smaller load Motor power supply) make equipment remain to operate normally.

The inside switching of existing double power supply automatic transfer switch can sometimes switch ineffective, cause to be unable to normal conversion, It influences to use.

Utility model content

The purpose of this utility model is to provide a kind of double power supply automatic transfer switch, and conversion can be normally completed by having Advantage solves the problems of the prior art.

To achieve the above object, the utility model provides the following technical solutions：A kind of double power supply automatic transfer switch, including Main casing, the side of the main casing are fixedly connected with short mounting plate, and long mounting plate, the Chang'an are installed in the other side of main casing Accessory mounting plate is fixedly mounted in the two sides of loading board, and the long mounting plate is equipped with load bus end, and the side wall of the main casing is set There is disk, shaft is run through in the disk center, and debugging handle is fixedly mounted in shaft, and debugging handle is fixedly connected with disk, institute It states debugging handle and is fixed with pointer close to one end of disk, the side wall of the main casing is additionally provided with switch, hangs with key on switch Spoon, the inside that the shaft extends to main casing are fixedly connected with swing arm, and the swing arm is fixedly connected with transition arm, the main casing Inside be additionally provided with main power switch and Backup Power Switch, the main power switch and Backup Power Switch pass through conducting wire respectively Electrical connection main power source and backup power source, the conducting wire are packed up by packing up part, and the side of the long mounting plate is additionally provided with spare mother Line.

Preferably, the open slot for installation is offered on the short mounting plate, long mounting plate and accessory mounting plate.

Preferably, the turning of the transition arm connects main power switch and Backup Power Switch.

Preferably, the main casing of disk periphery is equipped with Warning Mark.

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

The utility model double power supply automatic transfer switch, by pulling debugging handle in debugging handle one end setting pointer, Shaft drives swing arm rotation, converts arm swing, turning gradually touches main power switch and Backup Power Switch, encounters main power source Switch, main power switch is closed, and Backup Power Switch is opened, and encounters Backup Power Switch, Backup Power Switch is closed, main Power switch is opened, and according to beat of pointer amplitude, realizes that the stabilization of dual power supply normally switches.

Detailed description of the invention

Fig. 1 is the overall structure diagram of the utility model；

Fig. 2 is the schematic diagram of internal structure of the utility model；

Fig. 3 is the bottom view of the utility model.

In figure：1 main casing, 2 short mounting plates, 3 long mounting plates, 31 open slots, 4 accessory mounting plates, 5 load bus ends, 6 are adjusted Trial work handle, 7 disks, 8 shafts, 9 pointers, 10 switches, 11 keys, 12 swing arms, 13 transition arms, 14 main power switch, 15 standby electricities Part, 17 conducting wires, 18 main power sources, 19 backup power sources, 20 auxiliary bus-bars are packed up in source switch, 16.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work Every other embodiment obtained, fall within the protection scope of the utility model.

Fig. 1-3, a kind of double power supply automatic transfer switch, including main casing 1 are please referred to, the side of main casing 1 is fixedly connected There is short mounting plate 2, long mounting plate 3 is installed in the other side of main casing 1, and accessory mounting plate 4 is fixedly mounted in the two sides of long mounting plate 3, The open slot 31 for installation, short mounting plate 2, long installation are offered on short mounting plate 2, long mounting plate 3 and accessory mounting plate 4 Entire double power supply automatic transfer switch is fixedly mounted using gasket and screw by open slot 31 for plate 3 and accessory mounting plate 4, Long mounting plate 3 is equipped with load bus end 5, and load bus connects above, and the side wall of main casing 1 is equipped with disk 7,7 center of disk Debugging handle 6 is fixedly mounted in shaft 8, shaft 8, debugging handle 6 is fixedly connected with disk 7, is fixedly mounted and adjusts in shaft 8 Trial work handle 6 pulls debugging handle 6, and disk 7 and shaft 8 rotate together, and debugs handle 6 close to one end of disk 7 and is fixed with finger The main casing 1 of needle 9,7 periphery of disk is equipped with Warning Mark, and when pulling debugging handle 6, pointer 9 is directed toward Warning Mark and movement, Degree of conversion can be held, the side wall of main casing 1 is additionally provided with switch 10, key 11 is hung on switch 10, makes out by key 11 It closes 10 closures to cut off entire power supply line, the inside that shaft 8 extends to main casing 1 is fixedly connected with swing arm 12, and swing arm 12 is solid Surely transition arm 13 is connected, debugging handle 6 is pulled, shaft 8 drives swing arm 12 to rotate, and the rotation of swing arm 12 drives transition arm 13 to swing, The inside of main casing 1 is additionally provided with main power switch 14 and Backup Power Switch 15, and two power switches are for normally switching, conversion The turning of arm 13 connects main power switch 14 and Backup Power Switch 15, and transition arm 13 is swung, and turning gradually touches master Power switch 14 and Backup Power Switch 15, encounter main power switch 14, and main power switch 14 is closed, Backup Power Switch 15 It opens, encounters Backup Power Switch 15, Backup Power Switch 15 is closed, main power switch 14 is opened, and realizes that stabilization is normally cut It changes, and is accurately converted according to 9 amplitude of fluctuation of pointer, main power switch 14 and Backup Power Switch 15 are electrically connected by conducting wire 17 respectively Main power source 18 and backup power source 19 are connect, the conversion for realizing dual power supply is converted by control switch, conducting wire 17 is received by packing up part 16 It rises, the side of long mounting plate 3 is additionally provided with auxiliary bus-bar 20.

When carrying out main power source 18 and 19 dual power supply of backup power source is converted, debugging handle 6 is pulled, disk 7 and shaft 8 are together Rotation, shaft 8 drive swing arm 12 to rotate, and transition arm 13 is swung, and turning gradually touches main power switch 14 and backup power source is opened 15 are closed, main power switch 14 is encountered, main power switch 14 is closed, Backup Power Switch 15 is opened, and Backup Power Switch is encountered 15, Backup Power Switch 15 is closed, main power switch 14 is opened, and switching is completed.

In summary：The utility model double power supply automatic transfer switch is pulled by the way that pointer 9 is arranged in debugging 6 one end of handle Dynamic debugging handle 6, shaft 8 drive swing arm 12 to rotate, and transition arm 13 is swung, and turning gradually touches main power switch 14 and spare Power switch 15 encounters main power switch 14, and main power switch 14 is closed, and Backup Power Switch 15 is opened, and encounters standby electricity Source switch 15 closes Backup Power Switch 15, and main power switch 14 is opened, and according to 9 amplitude of fluctuation of pointer, realizes dual power supply Stablize normal switching.

While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art, It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.

Claims (4)

1. a kind of double power supply automatic transfer switch, including main casing (1), it is characterised in that：The side of the main casing (1) is fixed It is connected with short mounting plate (2), long mounting plate (3) are installed in the other side of main casing (1), and the two sides of the long mounting plate (3) are fixed It installs accessory mounting plate (4), the long mounting plate (3) is equipped with load bus end (5), and the side wall of the main casing (1) is equipped with Disk (7), the disk (7) center run through shaft (8), debugging handle (6) are fixedly mounted in shaft (8), debug handle (6) and Disk (7) is fixedly connected, and debugging handle (6) is fixed with pointer (9) close to the one end of disk (7), the main casing (1) Side wall be additionally provided with switch (10), switch (10) on hang with key (11), the shaft (8) extends to the inside of main casing (1) It is fixedly connected with swing arm (12), the swing arm (12) is fixedly connected transition arm (13), and the inside of the main casing (1) is additionally provided with master Power switch (14) and Backup Power Switch (15), the main power switch (14) and Backup Power Switch (15) are respectively by leading Line (17) electrical connection main power source (18) and backup power source (19), the conducting wire (17) are packed up by packing up part (16), the Chang'an The side of loading board (3) is additionally provided with auxiliary bus-bar (20).

2. a kind of double power supply automatic transfer switch according to claim 1, it is characterised in that：The short mounting plate (2), length The open slot (31) for installation is offered on mounting plate (3) and accessory mounting plate (4).

3. a kind of double power supply automatic transfer switch according to claim 1, it is characterised in that：Transition arm (13) are turned Angular contact connects main power switch (14) and Backup Power Switch (15).

4. a kind of double power supply automatic transfer switch according to claim 1, it is characterised in that：Disk (7) periphery Main casing (1) is equipped with Warning Mark.