CN112510420A

CN112510420A - Safety socket with dust removal function

Info

Publication number: CN112510420A
Application number: CN202011333668.XA
Authority: CN
Inventors: 沈超锋
Original assignee: Deqing Gaoqiao Silk Spinning Factory
Current assignee: Deqing Gaoqiao Silk Spinning Factory
Priority date: 2020-11-25
Filing date: 2020-11-25
Publication date: 2021-03-16

Abstract

The invention discloses a safety socket with a dust removal function, which comprises a socket body, wherein one side of the socket body is provided with two parallel slots, one side of the socket body, which is far away from the slot opening, is provided with an air cavity, a magnetic sliding plate is connected in the air cavity in a sealing and sliding manner, two springs are arranged on one side, which is far away from the slots, of the air cavity, and two ends of the two springs are respectively fixedly connected with the sliding plate and the side wall of the air cavity. Has the advantages that: the invention completes the work of air exhaust and air storage by electrifying the electromagnet when the socket is inserted, when the plug is pulled out, the electromagnet is powered off and loses magnetism, the sliding plate slides towards the electromagnet under the action of the spring, the air in the air cavity is extruded from the connecting hole and has larger flow velocity, thereby blowing the dust in the slot out of the slot, completing the cleaning of the interior of the slot, cleaning the socket after each time of use, avoiding the accumulation of the dust in the slot and effectively preventing the occurrence of potential safety hazards.

Description

Safety socket with dust removal function

Technical Field

The invention relates to the technical field of sockets, in particular to a safety socket with a dust removal function.

Background

The socket is also called a power socket and a switch socket, the socket is a socket into which one or more than one circuit wiring can be inserted, various wirings can be inserted through the socket, so that the socket is convenient to be connected with other circuits, and finally the connection and disconnection of the part of circuits are achieved through the connection and disconnection between a circuit and a copper piece.

When the socket is not used for a long time or is not cleaned, some dust can be gradually accumulated between jacks of the socket, once steam is touched by the dust and the hair, the dust and the hair possibly become conductors, the situation can cause poor circuit contact, the serious local heating can be caused, the insulating resin of the socket is deformed, a short circuit is caused, a fire disaster is caused, when the short circuit occurs to an electric appliance connected into the socket or the overload current occurs in the circuit, the existing socket cannot be powered off in time for protection, and therefore the safety socket with the dust removal function is provided.

Disclosure of Invention

The invention aims to solve the problems that dust is easily accumulated among jacks of a socket in the prior art, poor circuit contact is caused, local heating is seriously caused, insulating resin of the socket is deformed, short circuit is further caused, fire is caused, and meanwhile, when an electric appliance connected into the socket is in short circuit or overload current occurs in a circuit, the conventional socket cannot be powered off in time for protection.

In order to achieve the purpose, the invention adopts the following technical scheme: a safety socket with a dust removal function comprises a socket body, wherein one side of the socket body is provided with two mutually parallel slots, an air cavity is arranged on one side of the socket body away from the slot opening of the slot, a magnetic sliding plate is connected in the air cavity in a sealing and sliding manner, two springs are arranged on one side of the air cavity, which is far away from the slot, of the sliding plate, two ends of the two springs are respectively fixedly connected with the side walls of the sliding plate and the air cavity, two connecting holes are arranged on the cavity wall at one side of the air cavity and are respectively communicated with the two slots, an electromagnetic valve is arranged in each connecting hole, an air inlet pipe is embedded in the socket body and communicated with the air cavity, one end of the air inlet pipe, which is far away from the air cavity, is arranged at the outer wall of one side of the socket body, which is positioned at the notch of the slot, a dust screen is arranged at the pipe orifice at one end of the air inlet pipe, which is far away from the air cavity, and a one-way valve is arranged in the air inlet pipe;

elastic sealing rubber strips are annularly arranged on the inner groove walls of the two slots, an elastic electric connection piece is fixedly connected to the side groove wall of one slot, close to the connecting hole, of the air cavity, an electromagnet is embedded in the side cavity wall of the air cavity, close to the slot, and the elastic electric connection piece is electrically connected with the electromagnet, the two electromagnetic valves and an external electric wire through wires.

In the above safety socket with a dust removal function, a groove is formed in a groove wall of the other slot close to the connecting hole, the socket body is located under the groove and provided with a cavity, the groove is connected with an electricity receiving block in a sliding mode, a sliding rod made of insulating materials is welded on the bottom surface of the electricity receiving block, a piston plate is connected in the cavity in a sealing and sliding mode, the sliding rod penetrates through the bottom of the groove and extends into the cavity to be fixedly connected with the piston plate, an electric heating block is embedded in the top of the cavity, the space above the piston plate of the cavity is filled with evaporating liquid, and the electricity receiving block is electrically connected with the electric heating block and another electric wire in the external circuit through a conducting wire.

Compared with the prior art, the invention has the advantages that:

1. according to the invention, the socket is used for completing air exhaust and storage work when the front-view electromagnet is inserted and electrified, when the plug is pulled out, the electromagnet is powered off and loses magnetism, the sliding plate slides towards the direction of the electromagnet under the action of the spring, and the gas in the gas cavity is extruded from the connecting hole and has a larger flow velocity, so that the dust in the slot is blown out of the slot, the cleaning of the interior of the slot is completed, the socket can be cleaned after being used every time, the dust is prevented from being accumulated in the slot, and the potential safety hazard is effectively prevented;

2. when the socket is used, when an electric appliance is in a working short circuit or a household circuit is in an overload condition, the electric heating block generates abnormal high temperature by utilizing the increased current flowing through the socket body, so that the evaporating liquid in the cavity is vaporized, the piston plate slides downwards and pulls the power connection block to move downwards through the sliding rod to be disconnected with the pin, and the electric appliance is protected in time by breaking;

3. the current is increased before the circuit is disconnected, so that the magnetism of the electromagnet is enhanced, the sliding plate further compresses the spring, more gas is pumped into one side of the sliding plate in the gas cavity, the electromagnet loses the magnetism when the circuit is disconnected, the sliding plate extrudes the gas in the gas cavity under the action of the spring, high-speed airflow is blown out from the connecting hole to push the two pins to slide, the pins are far away from the grooves, and the electric appliance is prevented from being damaged by electrifying again.

Drawings

Fig. 1 is a schematic structural diagram of a safety socket with a dust removal function according to the present invention;

fig. 2 is an enlarged schematic view of a safety socket with a dust removing function according to the present invention at a position a;

fig. 3 is an enlarged schematic view of a safety socket with a dust removing function according to the present invention at B.

In the figure: the socket comprises a socket body 1, a slot 2, an air cavity 3, a sliding plate 4, a spring 5, a connecting hole 6, an air inlet pipe 7, a dust screen 8, an elastic electric connecting piece 9, an electromagnetic valve 10, an electromagnet 11, a cavity 12, a groove 13, a sliding rod 14, a piston plate 15, an electric heating block 16, an electric connecting block 17 and an elastic sealing rubber strip 18.

Detailed Description

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and the following embodiments are only for illustrative purposes and are not intended to limit the scope of the present invention.

Examples

Referring to fig. 1-3, a safety socket with a dust removing function comprises a socket body 1, wherein one side of the socket body 1 is provided with two parallel slots 2, one side of the socket body 1, which is far away from the notches of the slots 2, is provided with an air cavity 3, the inside of the air cavity 3 is hermetically and slidably connected with a magnetic sliding plate 4, the side, which is far away from the slots 2, of the sliding plate 4, which is provided with two springs 5, the two ends of each spring 5 are respectively fixedly connected with the side walls of the sliding plate 4 and the air cavity 3, the wall of one side of the air cavity 3 is provided with two connecting holes 6 respectively communicated with the two slots 2, a solenoid valve 10 is arranged in each connecting hole 6, the solenoid valve 10 is in an open state when no current exists, and is closed when the socket is powered on, an air inlet pipe 7 is embedded in the socket body 1 and communicated with the air cavity, a dust screen 8 is arranged at a pipe orifice at one end of the air inlet pipe 7, which is far away from the air cavity 3, and can be used for preventing dust from entering, a one-way valve is arranged in the air inlet pipe 7, the one-way valve in the air inlet pipe 7 only allows air to flow into the air cavity 3 from the air inlet pipe 7, and a small hole is formed in the cavity wall of one side of the air cavity 3, which is far away from the electromagnet 11, and is used for;

elastic sealing rubber strips 18 are annularly arranged on the inner groove walls of the two slots 2, when a plug is inserted into the slot 2 of the socket, the plug is not easy to fall off by using the large friction force of the elastic sealing rubber strips 18, an elastic electric connection piece 9 is fixedly connected on the side groove wall of one slot 2 close to the connecting hole 6, an electromagnet 11 is embedded on the side cavity wall of the air cavity 3 close to the slot 2, the magnetism generated after the electromagnet 11 is electrified is repellent to the magnetism of the sliding plate 4, and the elastic electric connection piece 9 is electrically connected with the electromagnet 11 through a wire and an external electric wire, wherein the two electromagnetic valves 10 are electrically connected with one external electric wire.

A groove 13 is formed in the groove wall of the other slot 2 close to the connecting hole 6, a cavity 12 is formed in the socket body 1 at a position right below the groove 13, an electricity connecting block 17 is connected in the groove 13 in a sliding mode, a sliding rod 14 made of insulating materials is welded on the bottom surface of the electricity connecting block 17, a piston plate 15 is connected in the cavity 12 in a sealing and sliding mode, the sliding rod 14 penetrates through the bottom of the groove 13 and extends into the cavity 12 to be fixedly connected with the piston plate 15, an electric heating block 16 is embedded in the top of the cavity 12, an evaporating liquid is filled in a space above the piston plate 15 of the cavity 12 and is acetic acid liquid with a boiling point of 118 ℃, the temperature of the electric heating block 16 cannot reach the boiling point temperature of the evaporating liquid when the current is within the numerical value of the rated range, and the electricity connecting block 17 is electrically connected with.

In the invention, when the socket is used, the pins of the plug are inserted into the slots 2, the two pins are respectively in contact connection with the elastic electric connecting piece 9 and the electric connecting block 17 in the two slots 2, which is equivalent to that the two pins are in contact with an external circuit, at the moment, the electromagnet 11 and the electromagnetic valve 10 are electrified, the electromagnetic valve 10 is closed, the magnetism generated by the electromagnet 11 is repulsive to the magnetism of the sliding plate 4, the sliding plate 4 is pushed to slide by the magnetic repulsive force, the sliding plate 4 is in sealed sliding connection with the cavity wall of the air cavity 3, the space of the sliding plate 4 at one side of the electromagnet 11 generates negative pressure, gas is sucked from the outside through the air inlet pipe 7 until the position of the sliding plate 4 is stable, after the electric appliance is used, when the plug is pulled out, the two pins are disconnected with the elastic electric connecting piece 9 and the electric connecting block 17, so that the electromagnet 11 and the, and the electromagnet 11 loses magnetism when the power is cut off, the sliding plate 4 slides towards the electromagnet 11 under the action of the spring 5, and due to the action of the one-way valve in the air inlet pipe 7, the air in the air cavity 3 can only be extruded out from the two connecting holes 6 and has larger flow velocity, so that the dust in the slot 2 is blown out of the slot, and the cleaning of the interior of the slot 2 is completed.

When a plug is inserted into the socket body 1, and the used electric appliance has a working short circuit or a household circuit has an overload condition, the current flowing through the socket body 1 increases and exceeds the rated value of the electric heating block 16, the electric heating block 16 generates abnormal high temperature to vaporize the evaporation liquid in the cavity 12, the pressure on the piston plate 15 increases, so that the piston plate 15 slides downwards and pulls the electric connecting block 17 to move downwards through the sliding rod 14 to be disconnected with a pin, the electric appliance is protected by breaking, the current increases before the circuit is disconnected to strengthen the magnetism of the electromagnet 11, the sliding plate 4 further compresses the spring 5, one side of the sliding plate 4 in the air cavity 3, which is positioned at the electromagnet 11, pumps more gas, when the circuit is disconnected, the electromagnetic valve 10 is opened, the electromagnet 11 loses the magnetism, the sliding plate 4 extrudes the gas in the air cavity 3 under the action of the spring 5, so that the gas flows out from the connecting hole 6 at a high, because the elastic sealing rubber strip 18 is tightly attached to the pins, a relatively closed space is formed in the slot 2, when high-speed airflow blows into the slot 2, the two pins are pushed to slide, the pins are far away from the groove 13, and the electric appliance is prevented from being damaged by electrifying again.

Although the terms of the socket body 1, the slot 2, the air chamber 3, the sliding plate 4, the spring 5, the connecting hole 6, the air inlet pipe 7, the dust screen 8, the elastic electric connecting piece 9, the electromagnetic valve 10, the electromagnet 11, the cavity 12, the groove 13, the sliding rod 14, the piston plate 15, the electric heating block 16, the electric connecting block 17, the elastic sealing rubber strip 18, etc. are used more herein, the possibility of using other terms is not excluded. These terms are used merely to more conveniently describe and explain the nature of the present invention; they are to be construed as being without limitation to any additional limitations that may be imposed by the spirit of the present invention.

Claims

1. A safety socket with a dust removal function comprises a socket body (1), and is characterized in that one side of the socket body (1) is provided with two parallel slots (2), one side of the socket body (1), which is far away from the slots (2), is provided with an air cavity (3), a magnetic sliding plate (4) is connected in the air cavity (3) in a sealing and sliding manner, two springs (5) are arranged on one side, which is far away from the slots (2), of the sliding plate (4) of the air cavity (3), two ends of each spring (5) are respectively fixedly connected with the sliding plate (4) and the side wall of the air cavity (3), two connecting holes (6) are formed in the cavity wall on one side of the air cavity (3) and are respectively communicated with the two slots (2), an electromagnetic valve (10) is arranged in each connecting hole (6), and an air inlet pipe (7) is embedded in the socket body (1) and is communicated with the air cavity (3, one end, far away from the air cavity (3), of the air inlet pipe (7) is arranged on the outer wall of one side, located on the notch of the slot (2), of the socket body (1), a dust screen (8) is arranged at the pipe orifice of one end, far away from the air cavity (3), of the air inlet pipe (7), and a one-way valve is arranged in the air inlet pipe (7);

elastic sealing rubber strips (18) are annularly arranged on the inner groove wall of each slot (2), one slot (2) is fixedly connected with an elastic electric connection piece (9) on the side groove wall at the position close to the connecting hole (6), an electromagnet (11) is embedded on the side groove wall of the air cavity (3) close to the slot (2), and the elastic electric connection pieces (9) are electrically connected with the electromagnet (11), the two electromagnetic valves (10) and an external electric wire through a wire.

2. The safety socket with the dust removal function according to claim 1, wherein a groove (13) is formed in a wall of the other slot (2) close to the connecting hole (6), the socket body (1) is provided with a cavity (12) at a position right below the groove (13), the groove (13) is connected with an electricity receiving block (17) in a sliding manner, a sliding rod (14) made of an insulating material is welded on the bottom surface of the electricity receiving block (17), a piston plate (15) is connected in the cavity (12) in a sealing and sliding manner, the sliding rod (14) penetrates through the bottom of the groove (13) and extends into the cavity (12) to be fixedly connected with the piston plate (15), an electric heating block (16) is embedded in the top of the cavity (12), the space above the piston plate (15) of the cavity (12) is filled with an evaporation liquid, and the electricity receiving block (17) is electrically connected with the electric heating block (16) and another electric wire in the external circuit through a conducting wire .