CN213602107U - Charger for preventing standby power - Google Patents

Abstract

The utility model discloses a prevent stand-by power's charger, including charger shell, charger shell's tip is equipped with positive negative pole picture peg, be equipped with in the charger shell and place the box, the middle part of placing the box is equipped with charger circuit board, charger circuit board's positive negative pole is respectively through connecting device connection positive negative pole picture peg, charger circuit board's tip charging wire, the tip of charging wire is equipped with charging plug, charger circuit board's bottom is equipped with positive negative pole line, the end fixing of positive negative pole line is equipped with the connecting plate, the fixed insulation board that is equipped with on the connecting plate, place and be connected through first extrusion device between box and the insulation board, flexible line is connected to first extrusion device, flexible line connection second extrusion device, the outside cover of. The utility model discloses a connecting device, first extrusion device and second extrusion device's setting makes the connecting plate be connected and loosen with positive negative pole picture peg, the effectual charger that has prevented produces standby power.

Description

Charger for preventing standby power

Technical Field

The utility model relates to a prevent standby power's charger technical field, especially relate to prevent standby power's charger.

Background

Along with the development of science and technology, various household appliances and massage articles appear, so that people live more comfortably, the appliances generally need to be charged for use, therefore, a large number of chargers are generated, people generally directly plug the chargers into sockets for use, when the chargers are not used, users do not want to pull out the chargers from the sockets, and accordingly when the chargers are not used, a certain amount of standby power can be generated, the chargers are quite wasted, the chargers are plugged into the sockets for a long time, the temperature of the chargers is easily too high, the service life of the chargers is influenced, the chargers are damaged, and the phenomenon of fire catching is also generated seriously.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a prevent standby power's charger in order to solve the shortcoming that exists among the prior art.

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

the charger capable of preventing standby power comprises a charger shell, wherein the end part of the charger shell is provided with a positive electrode plugboard and a negative electrode plugboard, the charger shell is internally and fixedly provided with a placing box, the middle part of the placing box is fixedly provided with a charger circuit board, the positive electrode and the negative electrode of the charger circuit board are respectively connected with the positive electrode plugboard and the negative electrode plugboard through connecting devices, the end part of the charger circuit board is provided with a charging wire, the end part of the charging wire is provided with a charging plug, the connecting devices comprise a positive electrode wire, a connecting plate, an insulating plate, a guide pipe and a telescopic wire, the bottom of the charger circuit board is provided with a positive electrode wire, the end part of the positive electrode wire is fixedly provided with the connecting plate, the connecting plate is in contact with the positive electrode plugboard and the, the telescopic wire is connected with the second extrusion device, the second extrusion device is arranged on the charging plug, and the guide pipe is sleeved on the outer side of the telescopic wire.

Preferably, first extrusion device is including fixed cover, flexible post, spacing ring and first spring, the fixed cover that is equipped with in bottom of placing the box, the activity is inserted in fixed cover and is equipped with flexible post, the one end fixed connection insulation board of flexible post, the other end fixed connection spacing ring of flexible post, and the spacing ring slides and set up in fixed cover, the outside cover of fixed cover and flexible post is equipped with first spring, and first spring setting is at the insulation board and place between the box, the fixed line that stretches out and draws back that is equipped with in bottom of spacing ring, and the line that stretches out and draws back runs through fixed cover.

Preferably, second extrusion device is including fixed button head, stripper plate, extrusion chuck and second spring, charging plug's the fixed button head that is equipped with in bottom, it is equipped with extrusion chuck to slide in the fixed button head, be equipped with the stripper plate of a set of symmetry on the extrusion chuck, and two stripper plates run through fixed button head, two the stripper plate sets up the both sides at charging plug, the one end fixed connection stand pipe of fixed button head, and the telescopic wire in the stand pipe runs through fixed button head, telescopic wire fixed connection extrusion chuck, be equipped with the second spring in the fixed button head, and the second spring setting is in extrusion chuck's bottom.

Preferably, the guide tube is made of an insulating material.

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

when charging is needed, a charging plug is inserted into an electric appliance to be charged, in the process that the charging plug is inserted into the electric appliance, the extrusion plates on the two sides of the fixed round head can extrude the extrusion chuck, the extrusion chuck extrudes the second spring to shrink, the telescopic wire at the bottom of the extrusion chuck extends out, under the action of the first spring, the limiting ring at the bottom of the telescopic column can pull the telescopic wire to enable the telescopic column to extend out from the fixed sleeve, the telescopic column drives the insulation plate to extend out, the insulation plate drives the connecting plate to be in contact with the positive and negative pole inserting plates, the positive and negative pole wires supply power to the charger circuit board, so that the charging plug charges the electric appliance, after charging is completed, the charging plug can be pulled out of the electric appliance, then under the action of the second spring, the extrusion chuck pulls the telescopic wire, the extrusion plates extend out simultaneously, the telescopic wire pulls the limiting ring, and the limiting, therefore, the connecting plate is separated from the positive and negative electrode plugboards, and the power can be cut off, so that the charger is prevented from generating standby power, the charger is convenient to recycle, and the service life of the charger is prolonged.

Drawings

Fig. 1 is a schematic structural diagram of a charger for preventing standby power according to the present invention;

FIG. 2 is an enlarged view of a portion A of FIG. 1;

fig. 3 is a partial enlarged view of the point B in fig. 1 according to the present invention.

In the figure: the charger comprises a charger shell 1, a positive and negative plug board 2, a placing box 3, a connecting device 4, a positive and negative wire 41, a connecting plate 42, an insulating plate 43, a guide pipe 44, a telescopic wire 45, a charger circuit board 5, a charging wire 6, a second extrusion device 7, a fixing round head 71, an extrusion plate 72, an extrusion chuck 73, a second spring 74, a charging plug 8, a fixing sleeve 9, a telescopic column 10, a limiting ring 11 and a first spring 12.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-3, a charger for preventing standby power includes a charger housing 1, a positive and negative electrode insertion plate 2 is disposed at an end portion of the charger housing 1, a placing box 3 is fixedly disposed in the charger housing 1, a charger circuit board 5 is fixedly disposed at a middle portion of the placing box 3, a positive electrode and a negative electrode of the charger circuit board 5 are respectively connected to the positive and negative electrode insertion plates 2 through a connecting device 4, a charging wire 6 is disposed at an end portion of the charger circuit board 5, a charging plug 8 is disposed at an end portion of the charging wire 6, the connecting device 4 includes a positive electrode wire 41, a connecting plate 42, an insulating plate 43, a guide tube 44 and a telescopic wire 45, the positive electrode wire 41 is disposed at a bottom portion of the charger circuit board 5, the connecting plate 42 is fixedly disposed at an end portion of the positive electrode wire 41, the connecting plate 42 is in, the first extrusion device is connected with a telescopic wire 45, the telescopic wire 45 is connected with the second extrusion device 7, the second extrusion device 7 is arranged on the charging plug 8, and the outer side of the telescopic wire 45 is sleeved with a guide pipe 44;

the first extrusion device comprises a fixed sleeve 9, a telescopic column 10, a limiting ring 11 and a first spring 12, the fixed sleeve 9 is fixedly arranged at the bottom of the placing box 3, the telescopic column 10 is movably inserted in the fixed sleeve 9, one end of the telescopic column 10 is fixedly connected with an insulating plate 43, the other end of the telescopic column 10 is fixedly connected with the limiting ring 11, the limiting ring 11 is slidably arranged in the fixed sleeve 9, the first spring 12 is sleeved outside the fixed sleeve 9 and the telescopic column 10, the first spring 12 is arranged between the insulating plate 43 and the placing box 3, a telescopic line 45 is fixedly arranged at the bottom of the limiting ring 11, and the telescopic line 45 penetrates through the fixed sleeve 9;

the second extrusion device 7 comprises a fixed round head 71, extrusion plates 72, an extrusion chuck 73 and a second spring 74, the fixed round head 71 is fixedly arranged at the bottom of the charging plug 8, the extrusion chuck 73 is slidably arranged in the fixed round head 71, a group of symmetrical extrusion plates 72 are arranged on the extrusion chuck 73, the two extrusion plates 72 penetrate through the fixed round head 71, the two extrusion plates 72 are arranged at two sides of the charging plug 8, one end of the fixed round head 71 is fixedly connected with the guide tube 44, the telescopic wire 45 in the guide tube 44 penetrates through the fixed round head 71, the telescopic wire 45 is fixedly connected with the extrusion chuck 73, the second spring 74 is arranged in the fixed round head 71, and the second spring 74 is arranged at the bottom of the extrusion chuck 73;

the guide tube 44 is made of an insulating material.

The working principle of the utility model is that the charging plug 8 is inserted into the electric appliance to be charged by inserting the two positive and negative electrode plugboards 2 on the charger shell 1 into the socket, when the charging plug 8 is inserted into the electric appliance, the extrusion plates 72 at the two sides of the fixed round head 71 can extrude the extrusion chuck 73, the extrusion chuck 73 extrudes the second spring 74 to shrink, the telescopic wire 45 at the bottom of the extrusion chuck 73 extends out, under the action of the first spring 12, the spacing ring 11 at the bottom of the telescopic column 10 can pull the telescopic wire 45 to make the telescopic column 10 extend out from the fixed sleeve 9, the telescopic column 10 drives the insulating plate 43 to extend out, the insulating plate 43 drives the connecting plate 42 to contact with the positive and negative electrode plugboards 2, the positive and negative electrode wires 41 supply power to the charger circuit board 5, thereby the charging plug 8 charges the electric appliance, after the charging is completed, the charging plug 8 can be pulled out from the electric appliance, then, under the action of the second spring 74, the extrusion chuck 73 pulls the telescopic wire 45, the extrusion plate 72 extends out, the telescopic wire 45 pulls the limit ring 11, the limit ring 11 drives the insulation plate 43 at the end of the telescopic column 10 to extrude the first spring 12, so that the connection plate 42 is separated from the positive and negative electrode insertion plates 2, power can be cut off, and the charger is prevented from generating standby power.

Above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the design of the present invention, equivalent replacement or change should be covered within the protection scope of the present invention.

Claims (4)

1. Prevent standby power's charger, including charger shell (1), its characterized in that, the tip of charger shell (1) is equipped with positive negative pole picture peg (2), charger shell (1) internal fixation is equipped with places box (3), the fixed charger circuit board (5) that is equipped with in middle part of placing box (3), positive negative pole of charger circuit board (5) is respectively through connecting device (4) connection positive negative pole picture peg (2), the tip of charger circuit board (5) is equipped with charging wire (6), the tip of charging wire (6) is equipped with charging plug (8), connecting device (4) include positive negative pole line (41), connecting plate (42), insulation board (43), stand pipe (44) and flexible line (45), the bottom of charger circuit board (5) is equipped with positive negative pole line (41), the end fixing of positive negative pole line (41) is equipped with connecting plate (42), and connecting plate (42) and positive negative pole picture peg (2) contact, fixed insulation board (43) that is equipped with on connecting plate (42), place and be connected through first extrusion device between box (3) and insulation board (43), flexible line (45) is connected to first extrusion device, second extrusion device (7) is connected in flexible line (45), and second extrusion device (7) sets up on charging plug (8), the outside cover of flexible line (45) is equipped with stand pipe (44).

2. Charger preventing standby power according to claim 1, characterized in that said first pressing means comprise a fixing sleeve (9), a telescopic post (10), a limit ring (11) and a first spring (12), a fixed sleeve (9) is fixedly arranged at the bottom of the placing box (3), a telescopic column (10) is movably inserted in the fixed sleeve (9), one end of the telescopic column (10) is fixedly connected with an insulating plate (43), the other end of the telescopic column (10) is fixedly connected with a limiting ring (11), the limiting ring (11) is arranged in the fixed sleeve (9) in a sliding way, the outer sides of the fixed sleeve (9) and the telescopic column (10) are sleeved with a first spring (12), and the first spring (12) is arranged between the insulating plate (43) and the placing box (3), the bottom of the limiting ring (11) is fixedly provided with a telescopic line (45), and the telescopic line (45) penetrates through the fixing sleeve (9).

3. The charger for preventing standby power according to claim 1, wherein the second pressing device (7) comprises a fixed round head (71), pressing plates (72), a pressing chuck (73) and a second spring (74), the fixed round head (71) is fixedly arranged at the bottom of the charging plug (8), the pressing chuck (73) is slidably arranged in the fixed round head (71), a set of symmetrical pressing plates (72) is arranged on the pressing chuck (73), the two pressing plates (72) penetrate through the fixed round head (71), the two pressing plates (72) are arranged at two sides of the charging plug (8), one end of the fixed round head (71) is fixedly connected with the guide tube (44), the telescopic wire (45) in the guide tube (44) penetrates through the fixed round head (71), the telescopic wire (45) is fixedly connected with the pressing chuck (73), the second spring (74) is arranged in the fixed round head (71), and a second spring (74) is provided at the bottom of the press chuck (73).

4. The standby power blocking charger according to claim 1, wherein the guide tube (44) is made of an insulating material.

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