CN111969369A

CN111969369A - Anti-drop safety plug and socket

Info

Publication number: CN111969369A
Application number: CN202010800550.7A
Authority: CN
Inventors: 李智
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-08-11
Filing date: 2020-08-11
Publication date: 2020-11-20

Abstract

The invention belongs to the technical field of electrical equipment, and particularly relates to an anti-falling safety plug and socket, which comprise a plug and a socket, wherein an electric insertion piece and a power line are installed in the plug, the electric insertion piece is electrically connected with the power line through a spiral coil, an electromagnet is fixedly connected to the inner side wall of the plug, the spiral coil is wound outside the electromagnet, an iron block is fixedly connected to the inner bottom surface of the plug through a reset spring, a rack is fixedly connected to the bottom of the iron block, a clamping block is integrally formed on the plug, a clamping groove matched with the clamping block is formed in the upper surface of the socket, limiting grooves are formed in the side walls of two sides of the clamping groove, a cavity is formed in the clamping block, and sliding holes matched with the limiting grooves are formed in the side walls of two sides of. The plug and the socket can be locked when the electrical appliance is powered on, so that the power failure of the electrical appliance due to external force touch in the use process is avoided, and the plug can be randomly plugged in the socket after the power failure of the electrical appliance.

Description

Anti-drop safety plug and socket

Technical Field

The invention belongs to the technical field of electrical equipment, and particularly relates to an anti-drop safety plug and socket.

Background

The socket is the electric power infrastructure, for terminal consumer's the interface of getting electricity, the plug-in strip in the plug is yielding after long time, lead to the cooperation between plug and the socket not inseparable, cause the problem of the outage that drops, and the plug inserts and drops easily when receiving great exogenic action behind the socket, computer power plug in the office for example, trip to the power cord or play the well plug when the people's foot, lead to the plug to drop, thereby make the unexpected outage of computer shutdown, from this can lead to the losing of computer data, and the outage can cause the harm to electrical apparatus in the twinkling of an eye.

Therefore, we propose an anti-drop safety plug and socket to solve the above problems.

Disclosure of Invention

The invention aims to provide an anti-drop safety plug and an anti-drop safety socket, aiming at the problem that a plug is easy to drop.

In order to achieve the purpose, the invention adopts the following technical scheme: an anti-drop safety plug and a socket, which comprises a plug and a socket, wherein an electric plug sheet and a power line are arranged in the plug, the plug sheet is electrically connected with the power line through a spiral coil, the inner side wall of the plug is fixedly connected with an electromagnet, the spiral coil is wound outside the electromagnet, the inner bottom surface of the plug is fixedly connected with an iron block through a return spring, the bottom of the iron block is fixedly connected with a rack, the plug is integrally formed with a clamping block, the upper surface of the socket is provided with a clamping groove matched with the clamping block, the side walls at two sides of the clamping groove are provided with limiting grooves, the clamping block is internally provided with a cavity, the side walls at two sides of the cavity are provided with sliding holes matched with the limiting grooves, the sliding hole is internally and slidably connected with a limiting barrel, the limiting barrel is internally and threadedly matched with a threaded rod, a gear is coaxially arranged outside the threaded rod, and the lower end of the rack extends into the cavity and is meshed with the gear.

The invention has the advantages that:

during the use, insert the cooperation with plug and socket, the joint piece is in the draw-in groove this moment, and when not switching on with electrical apparatus, no electric current passes through in inserting the electric chip, and the iron plate compresses reset spring under the action of gravity and is in lower position department, and spacing section of thick bamboo is in the cavity, and the plug can be pulled out in the socket at will this moment and insert.

When the electric appliance works, current flows in the plug-in chip, when the current flows through the spiral coil, the electromagnet is magnetized, attraction is generated on the iron block, the iron block overcomes the gravity to move upwards to drive the rack to move upwards, then the threaded rod is driven to rotate through the gear meshed with the rack, the threaded rod drives the two limiting cylinders in threaded fit with the threaded rod to move towards the directions away from each other, then the limiting cylinders move into the limiting grooves at the moment to lock the plug and the socket, and the power failure of the electric appliance due to external force touch in the using process is avoided.

After the electrical appliance is powered off, the current in the spiral coil disappears, the magnetism of the electromagnet disappears, the iron block falls to the initial position under the action of gravity, the limiting cylinder is driven to retract into the cavity, and the plug can be easily pulled out.

Preferably, the threaded rod is connected with a fixing ring in a rotating mode, the fixing ring is fixedly connected with the side wall of the cavity, two ends of the threaded rod respectively extend into the two limiting cylinders, and the thread directions of the two ends of the threaded rod are opposite.

Preferably, the upper surface of the socket is fixedly connected with an annular liquid bag, insulating liquid is filled in the annular liquid bag, magnetic powder is mixed in the insulating liquid, and after the electromagnet is magnetized, the electromagnet generates attraction force on the magnetic powder in the insulating liquid to drive the annular liquid bag to bulge upwards and tightly attach to the bottom of the plug, so that dangerous accidents such as short circuit and the like caused by the fact that water enters from a gap between the plug and the socket in the using process can be prevented.

Drawings

Fig. 1 is a schematic structural view of an anti-drop safety plug and socket of embodiment 1 of the present invention;

FIG. 2 is an enlarged view at A in FIG. 1;

fig. 3 is a schematic cross-sectional structure view of a limiting cylinder in embodiment 1 of the anti-drop safety plug and socket provided by the invention;

fig. 4 is a schematic structural diagram of an anti-drop safety plug and socket in embodiment 2 of the present invention.

In the figure, a plug 1, a plug 11, a power cord 12, a spiral coil 13, an electromagnet 14, a return spring 15, an iron block 16, a rack 17, a socket 2, a clamping block 3, a cavity 31, a sliding hole 32, a limiting cylinder 33, a threaded rod 34, a gear 35, a fixing ring 36, a clamping groove 4, a limiting groove 41 and an annular liquid bag 5 are arranged.

Detailed Description

The following examples are for illustrative purposes only and are not intended to limit the scope of the present invention.

Example 1

As shown in fig. 1-3, an anti-drop safety plug and socket, including plug 1 and socket 2, install in plug 1 and insert electric piece 11 and power cord 12, insert and be connected through spiral coil 13 electricity between electric piece 11 and the power cord 12, fixedly connected with electro-magnet 14 on the plug 1 inside wall, spiral coil 13 is around establishing outside electro-magnet 14, the interior bottom surface of plug 1 passes through reset spring 15 fixedly connected with iron plate 16, the bottom fixedly connected with rack 17 of iron plate 16, the integrated into one piece of plug 1 has joint piece 3, the upper surface of socket 2 is equipped with draw-in groove 4 that matches with joint piece 3, spacing groove 41 has been seted up on the lateral wall of draw-in groove 4 both sides.

The cavity 31 is arranged in the clamping block 3, the side walls of two sides of the cavity 31 are provided with slide holes 32 matched with the limiting grooves 41, the slide holes 32 are internally and slidably connected with limiting cylinders 33, threaded rods 34 are matched with the internal threads of the limiting cylinders 33, it is to be noted that the threaded rods 34 are externally and rotatably connected with fixing rings 36, the fixing rings 36 are fixedly connected with the side walls of the cavity 31, the fixing rings 36 are used for preventing the threaded rods 34 from sliding in the horizontal direction in the rotating process, two ends of the threaded rods 34 respectively extend into the two limiting cylinders 33, the thread directions of two ends of the threaded rods 34 are opposite, gears 35 are coaxially arranged outside the threaded rods 34, the lower ends of the racks 17 extend into the cavity 31 and are meshed with the gears 35, and in the rotating process of the threaded rods 34, the.

The working principle of the embodiment is as follows: during the use, insert the cooperation with plug 1 and socket 2, joint piece 3 is in draw-in groove 4 this moment, and when not circular telegram with electrical apparatus, it passes through to insert no electric current in the electric sheet 11, and iron plate 16 compresses reset spring 15 under the action of gravity and is in lower position department, and spacing section of thick bamboo 33 is in cavity 31, and plug 1 can be pulled out in socket 2 at will at this moment and insert.

When an electrical appliance works, current flows through the plug piece 11, when the current flows through the spiral coil 13, the electromagnet 14 is magnetized to generate attraction force on the iron block 16, the iron block 16 overcomes the gravity to move upwards to drive the rack 17 to move upwards, the gear 35 meshed with the rack drives the threaded rod 34 to rotate, the threaded rod 34 drives the two limiting cylinders 33 in threaded fit with the threaded rod to move towards the directions away from each other, and the limiting cylinders 33 move into the limiting grooves 41 at the moment to lock the plug 1 and the socket 2, so that the electrical appliance is prevented from being powered off due to external force touch in the using process.

After the power of the electrical appliance is cut off, the current in the spiral coil 13 disappears, the magnetism of the electromagnet 14 disappears, the iron block 16 falls to the initial position under the action of gravity, and then the limiting cylinder 33 is driven to retract into the cavity 31, so that the plug 1 can be easily pulled out.

Example 2

As shown in fig. 4, the present embodiment is different from embodiment 1 in that: the upper surface of the socket 2 is fixedly connected with an annular liquid bag 5, insulating liquid is filled in the annular liquid bag 5, magnetic powder is mixed in the insulating liquid, and the magnetic powder can be attracted by a magnet.

In this embodiment, when the plug 1 and the socket 2 are powered on for use, the electromagnet 14 is magnetized to generate attraction force on magnetic powder in the insulating liquid, so as to drive the annular liquid bag 5 to bulge upwards and tightly attach to the bottom of the plug 1, thereby preventing water from entering from a gap between the plug 1 and the socket 2 in the use process and causing dangerous accidents such as short circuit and the like.

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 invention, 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. The utility model provides an anti-drop safety plug and socket, includes plug (1) and socket (2), install electricity piece (11) and power cord (12) of inserting in plug (1), its characterized in that, it is connected through spiral coil (13) electricity between electricity piece (11) and power cord (12) of inserting, fixedly connected with electro-magnet (14) on the plug (1) inside wall, spiral coil (13) are around establishing outside electro-magnet (14), the interior bottom surface of plug (1) passes through reset spring (15) fixedly connected with iron plate (16), the bottom fixedly connected with rack (17) of iron plate (16), the integrated into one piece of plug (1) has joint piece (3), the upper surface of socket (2) is equipped with draw-in groove (4) that matches with joint piece (3), spacing groove (41) have been seted up on the lateral wall of draw-in groove (4) both sides, be equipped with cavity (31) in joint piece (3), set up slide opening (32) with spacing groove (41) matching on the lateral wall of cavity (31) both sides, sliding connection has spacing section of thick bamboo (33) in slide opening (32), spacing section of thick bamboo (33) female fit threaded rod (34), the outer coaxial arrangement of threaded rod (34) has gear (35), the lower extreme of rack (17) extends to in cavity (31) and meshes with gear (35).

2. The anti-drop safety plug and socket according to claim 1, wherein a fixing ring (36) is rotatably connected to the outside of the threaded rod (34), the fixing ring (36) is fixedly connected to the side wall of the cavity (31), two ends of the threaded rod (34) extend into the two limiting cylinders (33), and the thread directions of the two ends of the threaded rod (34) are opposite.

3. The anti-drop safety plug and socket according to claim 1, wherein the upper surface of the socket (2) is fixedly connected with an annular liquid bag (5), the annular liquid bag (5) is filled with insulating liquid, and magnetic powder is mixed in the insulating liquid.