CN215417838U

CN215417838U - Full-automatic AC voltage-stabilized source

Info

Publication number: CN215417838U
Application number: CN202121815785.XU
Authority: CN
Inventors: 李先辉; 刘启华
Original assignee: Suzhou Guding Electronic And Technology Co ltd
Current assignee: Suzhou Guding Electronic And Technology Co ltd
Priority date: 2021-08-05
Filing date: 2021-08-05
Publication date: 2022-01-04
Anticipated expiration: 2031-08-05

Abstract

The utility model discloses a full-automatic alternating current stabilized voltage supply which comprises a shell, wherein an auto-coupling voltage regulator and a control circuit board are arranged on the inner bottom wall of the shell, a placing groove is formed in the top end of the auto-coupling voltage regulator, a servo motor is fixed inside the placing groove, the driving end of the servo motor is connected with a rotating shaft, the top end of the rotating shaft is fixedly connected with a rotating arm, a carbon brush is fixedly connected to one side, away from the rotating shaft, of the lower surface of the rotating arm, and the lower surface of the carbon brush is attached to a copper ring of the auto-coupling voltage regulator. According to the utility model, the rotating arm, the connecting column, the circular groove, the wiring terminal and the wire hole are arranged, when the servo motor drives the rotating arm and the carbon brush to rotate and adjust the position, the wire connected to the wiring terminal can rotate relative to the rotating arm, so that the rotating arm is prevented from generating stress during rotation, the output wire is disconnected from the rotating arm, in addition, dust on the upper surface of the self-coupling voltage regulator can be sucked away by arranging the dust collector and the dust suction head, and the problem that the output voltage is influenced due to poor contact between the carbon brush and the copper coil is avoided.

Description

Full-automatic AC voltage-stabilized source

Technical Field

The utility model relates to the technical field of voltage-stabilized power supplies, in particular to a full-automatic alternating-current voltage-stabilized power supply.

Background

The full-automatic AC voltage-stabilized power supply is mainly composed of contact-type self-coupling voltage regulator, servo motor and automatic control circuit, when the voltage of power network is unstable or the load is changed, the automatic control circuit can drive servo motor according to the change of output voltage, and can regulate the position of carbon brush on the contact-type self-coupling voltage regulator to make the output voltage regulated to rated value and reach stable state.

However, in the existing full-automatic ac voltage-stabilized power supply, the output wire connected to the top end of the rotating arm is fixedly connected through the bolt, so that when the servo motor drives the rotating arm and the carbon brush to rotate and adjust the position, the output wire and the rotating arm are easily wound together, and the connection between the output wire and the rotating arm is easily separated or disconnected after long-term use. In addition, after the full-automatic alternating current stabilized voltage supply is used for a long time, the copper coil on the upper surface of the self-coupling voltage regulator is easy to be stained with dust, so that incomplete contact with the carbon brush is caused, and the output voltage is influenced.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects in the prior art and provides a full-automatic alternating current stabilized power supply.

In order to achieve the purpose, the utility model adopts the following technical scheme: the full-automatic AC stabilized voltage power supply comprises a shell, wherein the inner bottom wall of the shell is provided with an auto-coupling voltage regulator and a control circuit board, the top end of the auto-coupling voltage regulator is provided with a placing groove, a servo motor is fixed inside the placing groove, the driving end of the servo motor is connected with a rotating shaft, the top end of the rotating shaft is fixedly connected with a rotating arm, one side of the lower surface of the rotating arm far away from the rotating shaft is fixedly connected with a carbon brush, the lower surface of the carbon brush is attached to a copper ring of the auto-coupling voltage regulator, the upper surface of the rotating arm is fixedly connected with a connecting column, the bottom end of the connecting column is electrically connected with the carbon brush through a copper wire, the top end of the connecting column is provided with a binding post, one end of the rotating arm close to the carbon brush is provided with two connecting plates, the side walls of the two connecting plates are fixedly connected with two dust suction heads, a dust collector is arranged on one side of the inner side wall of the shell, and a socket and a switch are respectively arranged on the outer surface of the shell.

Further, the circular slot has been seted up on the spliced pole top, the terminal bottom rotates with the circular slot to be connected, the terminal bottom is the T type with the circular slot section, the spliced pole is the copper product with the terminal.

Furthermore, a wire hole is transversely formed in the top end of the wiring terminal, a threaded hole is formed in the top end of the wire hole, and a screw is arranged in the threaded hole.

Furthermore, the top end of the dust collector is connected with two connecting pipes, one ends of the two connecting pipes, which are far away from the dust collector, are respectively communicated with the top ends of the two dust collection heads, and the two dust collection heads are respectively positioned on two sides of the carbon brush.

Furthermore, one side of the side wall of the shell, which is far away from the dust collector, is provided with a heat radiation hole, and a fan is arranged at the position, close to the heat radiation hole, of the inner side wall of the shell.

Further, the outer surface of the shell is provided with a voltmeter.

The utility model has the beneficial effects that:

when the electric brush is used, the rotating arm, the connecting column, the circular groove, the wiring column and the wire hole are arranged, so that an output wire can be inserted into the wire hole and then fixed through the screw, and the wiring column and the connecting column are rotationally connected, so that when the servo motor drives the rotating arm and the carbon brush to rotate, the output wire and the rotating arm rotate relatively through the wiring column, and the output wire is prevented from being wound or disconnected from the rotating arm. In addition, the rotating arm is provided with two dust collection heads near the carbon brush, and then dust on the upper surface of the copper coil of the autotransformer can be sucked away through the dust collector, so that poor contact between the carbon brush and the copper coil is prevented.

Drawings

FIG. 1 is a perspective cross-sectional view of the present invention;

FIG. 2 is a main sectional view of the present invention;

FIG. 3 is an enlarged view of the utility model at A;

fig. 4 is a front view of the present invention.

Illustration of the drawings:

1. a housing; 2. an auto-coupling voltage regulator; 3. a placement groove; 4. a servo motor; 5. a rotating shaft; 6. a rotating arm; 7. a carbon brush; 8. connecting columns; 9. a circular groove; 10. a binding post; 11. a wire hole; 12. a threaded hole; 13. a screw; 14. a connecting plate; 15. a dust collection head; 16. a vacuum cleaner; 17. a connecting pipe; 18. a control circuit board; 19. heat dissipation holes; 20. a fan; 21. a voltmeter; 22. a socket; 23. and (4) switching.

Detailed Description

Fig. 1 to 4 show, which relates to a full-automatic ac voltage-stabilized power supply, comprising a housing 1, wherein an autotransformer 2 and a control circuit board 18 are arranged on the inner bottom wall of the housing 1, a placing groove 3 is arranged on the top end of the autotransformer 2, a servo motor 4 is fixed inside the placing groove 3, a rotating shaft 5 is connected with the driving end of the servo motor 4, a rotating arm 6 is fixedly connected with the top end of the rotating shaft 5, a carbon brush 7 is fixedly connected with one side of the lower surface of the rotating arm 6 far away from the rotating shaft 5, the lower surface of the carbon brush 7 is attached to a copper ring of the autotransformer 2, a connecting column 8 is fixedly connected with the upper surface of the rotating arm 6, the bottom end of the connecting column 8 is electrically connected with the carbon brush 7 through a copper wire, a binding post 10 is arranged on the top end of the connecting column 8, two connecting plates 14 are arranged at one end of the rotating arm 6 close to the carbon brush 7, two dust collection heads 15 are fixedly connected with the side walls of the two connecting plates 14, a dust collector 16 is arranged on one side wall of the housing 1, the outer surface of the housing 1 is provided with a socket 22 and a switch 23, respectively.

When the full-automatic alternating current stabilized voltage power supply is used, one end of an output wire is inserted into the wire hole 11, then the screw 13 is screwed to fix the wire, and the terminal 8 is rotatably connected with the connecting column 10, so that the wire can rotate with the rotating arm 6, and when the control circuit board 18 controls the servo motor 4 to rotate, the position angle of the wire can be kept unchanged, so that the wire is prevented from being separated from the rotating arm 6 due to too much winding, and then the wire is disconnected with the carbon brush 7. When the servo motor 4 drives the carbon brush 7 to rotate, the dust collector 16 starts to work, dust on the surface of the auto-coupling voltage regulator 2 is absorbed through the connecting pipe 17 and the dust absorption head 15, the carbon brush 7 is guaranteed to be in good contact with the auto-coupling voltage regulator 2 all the time, the fan 20 can rotate all the time when the stabilized voltage power supply works, and heat generated by the auto-coupling voltage regulator 2 is blown out from the heat dissipation holes 19.

In the further scheme, circular recess 9 has been seted up on spliced pole 8 top, and terminal 10 bottom is rotated with circular recess 9 and is connected, and terminal 10 bottom is the T type with circular recess 9 section, and spliced pole 8 is the copper product with terminal 10 for terminal 10 can and spliced pole 8 between free rotation, and terminal 10 can' T break away from with spliced pole 8.

In the further scheme, the top end of the binding post 10 is transversely provided with a wire hole 11, the top end of the wire hole 11 is provided with a threaded hole 12, and a screw 13 is arranged in the threaded hole 12, so that one end of a connecting wire can be conveniently inserted into the wire hole 11 and fixed through the screw 13.

In the further scheme, 16 tops of dust catcher are connected with two connecting pipes 17, two connecting pipes 17 keep away from 16 one end of dust catcher respectively with two 15 tops of dust absorption head intercommunication, two dust absorption head 15 are located 7 both sides of carbon brush respectively, when servo motor 4 drove carbon brush 7 and rotates, dust catcher 16 can absorb the dust on 2 surfaces of self coupling voltage regulator through the dust absorption head 15 on both sides for carbon brush 7 can be all the time with 2 contact well of self coupling voltage regulator.

In a further scheme, a radiating hole 19 is formed in one side, far away from the dust collector 16, of the side wall of the shell 1, and a fan 20 is arranged on the position, close to the radiating hole 19, of the inner side wall of the shell 1, so that the self-coupling voltage regulator 2 can be radiated.

In a further scheme, a voltmeter 21 is arranged on the outer surface of the shell 1, and the output voltage value of the stabilized voltage power supply can be displayed in real time.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.

Claims

1. Full-automatic voltage regulator power, including casing (1), its characterized in that: the improved carbon brush (7) is attached to a copper ring of the self coupling voltage regulator (2), the upper surface of the rotating arm (6) is fixedly connected with a connecting column (8), the bottom end of the connecting column (8) is electrically connected with the carbon brush (7) through a copper wire, the top end of the connecting column (8) is provided with a binding post (10), one end of the rotating arm (6) close to the carbon brush (7) is provided with two connecting plates (14), two connecting plate (14) lateral wall fixedly connected with two dust absorption head (15), casing (1) inside wall one side is equipped with dust catcher (16), casing (1) surface is equipped with socket (22) and switch (23) respectively.

2. The full-automatic regulated ac power supply of claim 1, wherein: circular recess (9) have been seted up on spliced pole (8) top, terminal (10) bottom is rotated with circular recess (9) and is connected, terminal (10) bottom is the T type with circular recess (9) section, spliced pole (8) are the copper product with terminal (10).

3. The full-automatic regulated ac power supply of claim 1, wherein: the wiring terminal is characterized in that a wiring hole (11) is transversely formed in the top end of the wiring terminal (10), a threaded hole (12) is formed in the top end of the wiring hole (11), and a screw (13) is arranged inside the threaded hole (12).

4. The full-automatic regulated ac power supply of claim 1, wherein: the dust collector is characterized in that two connecting pipes (17) are connected to the top end of the dust collector (16), one ends, far away from the dust collector (16), of the connecting pipes (17) are communicated with the top ends of the two dust collection heads (15), and the two dust collection heads (15) are located on two sides of the carbon brush (7) respectively.

5. The full-automatic regulated ac power supply of claim 1, wherein: one side of the side wall of the shell (1) far away from the dust collector (16) is provided with a heat radiating hole (19), and a fan (20) is arranged on the inner side wall of the shell (1) near the heat radiating hole (19).

6. The full-automatic regulated ac power supply of claim 1, wherein: the outer surface of the shell (1) is provided with a voltmeter (21).