CN111883986A

CN111883986A - Waterproof socket and plug

Info

Publication number: CN111883986A
Application number: CN202010666097.5A
Authority: CN
Inventors: 查登阳; 汤雷; 赵娟
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-07-12
Filing date: 2020-07-12
Publication date: 2020-11-03
Anticipated expiration: 2040-07-12
Also published as: CN111883986B

Abstract

The invention discloses a waterproof socket, comprising: the socket comprises a socket body, a socket cover and a socket cover, wherein the socket body is made of an insulating material; the power line comprises 2 power lines; the contact elements comprise 2, are made of conductive materials, are respectively electrically connected with a power line and are arranged on the outer surface of the same side of the socket body; the contact ports of the relay at least comprise 2 pairs, and each pair of contact ports are respectively connected between two power lines and a contact element in series; the magnetic control switch is arranged on the socket body and connected with the coil port of the relay in series, and the branch where the coil ports of the magnetic control switch and the relay are located and the branch where the contact port of the relay is located are connected in parallel. The socket aims to solve the problem that in the jacks of the socket in the prior art, metal elastic pieces in the jacks are directly connected with a power supply, so that safety accidents are easy to happen.

Description

Waterproof socket and plug

Technical Field

The invention relates to the technical field of electrical equipment, in particular to a waterproof socket and a waterproof plug.

Background

Traditional socket does not possess the anti-electric shock function, and the metal shrapnel in the jack is direct to be connected with the power, in case people's health touching metal shrapnel, the electric current will conduct the human body through metal shrapnel, very easily takes place the incident. For example, the conductive object is inserted into the jack by the child, the power current can be conducted to the child body through the metal elastic sheet and the conductive object in the jack, and casualties are caused.

Disclosure of Invention

In order to solve the disadvantages and shortcomings of the prior art, the invention provides a waterproof socket and a waterproof plug matched with the socket.

The technical scheme of the invention is as follows: a waterproof socket, comprising:

the socket comprises a socket body, a socket cover and a socket cover, wherein the socket body is made of an insulating material;

the power line comprises 2 power lines;

the contact elements comprise 2, are made of conductive materials, are respectively electrically connected with a power line and are arranged on the outer surface of the same side of the socket body;

the contact ports of the relay at least comprise 2 pairs, and each pair of contact ports are respectively connected between two power lines and a contact element in series;

the magnetic control switch is arranged on the socket body and connected with the coil port of the relay in series, and the branch where the coil ports of the magnetic control switch and the relay are located and the branch where the contact port of the relay is located are connected in parallel.

Furthermore, a cavity is arranged inside the socket body and sealed with the outside, and a power line penetrates through the side wall of the socket body from the outside to enter the cavity.

Further, the contact includes mounting, moving part, first switch and second switch, and first switch and second switch setting are in socket ontology's cavity, and socket ontology is last to be opened there is the movable groove that link up the interior outer wall, and moving part swing joint is in the movable groove, is connected with the pressure spring between moving part and socket ontology, and the moving part is connected with first switch and second switch, and the moving part makes first switch and second switch intercommunication to socket ontology cavity direction motion, and the moving part makes first switch and second switch disconnection to keeping away from socket ontology cavity direction motion.

Further, the first switch includes:

the first fixed contact is fixedly connected in the inner cavity of the socket body and is electrically connected with one power line;

the first movable contact is fixedly connected to the movable piece, the first movable contact is insulated from the movable piece, the movable piece moves towards the direction of the socket body cavity to enable the first movable contact to be in contact with the first fixed contact, and the movable piece moves towards the direction far away from the socket body cavity to enable the first movable contact to be separated from the first fixed contact.

Further, the second switch includes:

the second fixed contact is fixedly connected in the inner cavity of the socket body and is electrically connected with the other power line;

and the moving part moves towards the direction away from the socket body cavity to separate the second movable contact from the second fixed contact.

Further, still include:

and the sealing ring is arranged between the movable groove and the movable part and is fixedly connected to the movable part.

Further, the fixing piece is made of ferromagnetic materials.

Furthermore, the fixed part is annular, and the movable part is located the fixed part center.

A plug, comprising:

the plug comprises a plug body, a plug body and a plug body, wherein the plug body is made of an insulating material;

the plug wiring, the flexible plug wiring includes 2;

further comprising:

the first contact is annular, the first contact is made of a conductive material and is fixedly connected to the outer surface of the plug body, the first contact is matched with the fixing piece, and the first contact is electrically connected with one plug wire;

the second contact is matched with the movable groove, the second contact is made of a conductive material, the length of the second contact is greater than or equal to the maximum distance between the first fixed contact and the first movable contact, the second contact and the first contact are positioned on the outer surface of the same side of the plug body, and the second contact is electrically connected with the other plug in a wiring manner;

the rare earth magnetic ring is fixedly connected to the plug body, the rare earth magnetic ring is located between the first contact and the plug body, the rare earth magnetic ring is located between the second contact and the plug body, the rare earth magnetic ring is coaxial with the first contact, the outer diameter of the rare earth magnetic ring is matched with the outer diameter of the fixing piece, and the inner diameter of the rare earth magnetic ring is smaller than the distance from the magnetic control switch to the central axis of the movable groove.

Further, the first contact and the second contact are elastic copper sheet rings.

The invention has the beneficial effects that: compared with the prior art, the method has the advantages that,

1) according to the invention, the magnetic field of the rare earth magnetic ring in the plug is sensed by the magnetic control switch to enable the magnetic control switch to be communicated, so that the coil of the relay is electrified, the contacts of the relay are communicated, two power lines are conducted with the contact element, under the condition that no magnetic field exists at the position of the magnetic control switch, the power lines and the contact element cannot be conducted, and any person cannot get an electric shock when touching the contact element. Therefore, the invention has the advantage of high safety;

2) according to the invention, the socket body is sealed, water cannot enter the socket body, even if the water on the mop is adhered to the contact element for the socket arranged on the floor, under the condition that no magnetic field exists at the magnetic control switch, the problem of electric leakage caused by water entering the socket can not occur because the power line is not conducted with the contact element;

3) according to the invention, the moving part is pressed through the second contact on the plug, so that the moving part moves towards the inner cavity of the socket body, the first switch is communicated with the second switch, the pressing control conduction of the second contact is added on the basis of the control conduction of the magnetic control switch, the contact and the power line can be electrified only by simultaneously enabling the magnetic field at the magnetic control switch and the second contact to be pressed, and a condition is added, so that the socket is safer;

4) according to the invention, the movable part moves in the movable groove through the first fixed contact and the first movable contact, so that the first fixed contact and the first movable contact can be contacted and separated, and the contact element and the power line are connected and disconnected;

5) according to the invention, the movable part moves in the movable groove through the second fixed contact and the second movable contact, so that the second fixed contact and the second movable contact can be contacted and separated, and the contact element and the power line are connected and disconnected;

6) according to the invention, the waterproof property of the socket is further improved through the sealing ring, so that the socket is safer;

7) according to the invention, the fixing piece is made of ferromagnetic material, so that the rare earth magnetic ring on the plug can adsorb the plug on the socket through magnetic force, the first contact is in contact conduction with the fixing piece, and the second contact is in contact conduction with the moving piece;

8) according to the invention, the fixing piece is arranged to be the annular moving piece and is positioned at the center of the fixing piece, so that the stress on the periphery of the moving piece is balanced when the magnetic attraction is generated between the rare earth magnetic ring and the fixing piece, and the phenomenon that the plug is inclined or is easy to separate due to uneven stress on the periphery of the moving piece when the plug is plugged in the socket is avoided;

9) according to the invention, the plug is fixed on the socket through the magnetic attraction of the rare earth magnetic ring, so that the first contact is in contact with the fixed part, the second contact presses the moving part towards the inner cavity direction of the socket body, the first switch is communicated with the second switch, and the magnetic force of the rare earth magnetic ring enables the magnetic control switch to be conducted, so that two power lines are conducted with the fixed part and the moving part, and the power is transmitted to the first contact and the second contact;

10) according to the invention, the first contact and the second contact are made to be better in contact through the elastic copper sheet rings, the conductivity of copper is high, and the heating problem is not easy to generate.

Drawings

Fig. 1 is a sectional view of a socket in embodiment 1 of the present invention;

FIG. 2 is a partial view at A of FIG. 1;

FIG. 3 is a cross-sectional view of a plug according to example 1 of the present invention;

FIG. 4 is a partial view at B of FIG. 1;

FIG. 5 is a schematic circuit diagram.

Detailed Description

The invention will be further described with reference to the following drawings and specific embodiments:

example 1: referring to fig. 1 to 5, a waterproof socket includes: the socket comprises a socket body 1, wherein the socket body 1 is made of insulating materials such as plastics; the power line 2, the said power line 2 includes 2; the number of the contact elements 3 is 2, the contact elements 3 are made of conductive materials such as metal, each contact element 3 is respectively connected with a power line 2 through a lead, and the contact elements 3 are embedded on the outer surface of the same side of the socket body 1; the relay 4, the contact port of the said relay 4 includes 2 pairs at least, each pair of contact ports is connected in series between two power cords 2 and contact 3 separately; the magnetic control switch 5 is placed on the socket body 1, the magnetic control switch 5 is connected with a coil port of the relay 4 in series, and a branch where the coil ports of the magnetic control switch 5 and the relay 4 are located is connected with a branch where a contact port of the relay 4 is located in parallel. The magnetic control switch 5 is a reed switch.

Further, a cavity is arranged inside the socket body 1 and sealed with the outside, and the power line 2 penetrates through the side wall of the socket body 1 from the outside to enter the cavity.

Further, the contact element 3 includes a fixed element 301, a movable element 302, a first switch 9 and a second switch 10, the first switch 9 and the second switch 10 are disposed in a cavity of the socket body 1, a movable groove 7 penetrating through the inner wall and the outer wall is formed in the socket body 1, the movable element 302 is movably connected in the movable groove 7, a pressure spring 6 is connected between the movable element 302 and the socket body 1, the movable element 302 is connected with the first switch 9 and the second switch 10, the movable element 302 moves towards the cavity of the socket body 1 to enable the first switch 9 and the second switch 10 to be connected, and the movable element 302 moves towards the direction far away from the cavity of the socket body 1 to enable the first switch 9 and the second switch 10 to be disconnected.

Further, the first switch 9 includes: the first fixed contact 901 is adhered in the inner cavity of the socket body 1, and the first fixed contact 901 is electrically connected with one power line 2; the first movable contact 902 is adhered to the movable piece 302, the first movable contact 902 is insulated from the movable piece 302, the movable piece 302 moves towards the cavity direction of the socket body 1 to enable the first movable contact 902 to be in contact with the first fixed contact 901, and the movable piece 302 moves towards the direction away from the cavity direction of the socket body 1 to enable the first movable contact 902 to be separated from the first fixed contact 901.

Further, the second switch 10 includes: the second fixed contact 901 is adhered in the inner cavity of the socket body 1, and the second fixed contact 901 is electrically connected with another power line 2; and the second movable contact 902 is adhered to the movable piece 302, the second movable contact 902 is conducted with the movable piece 302, the movable piece 302 moves towards the cavity direction of the socket body 1 to enable the second movable contact 902 to be in contact with the second fixed contact 901, and the movable piece 302 moves towards the direction away from the cavity of the socket body 1 to enable the second movable contact 902 to be separated from the second fixed contact 901.

Further, still include: and the sealing ring 8 is arranged between the movable groove 7 and the movable part 302, and the sealing ring 8 is adhered or clamped on the movable part 302.

Further, the fixing member 301 is made of a ferromagnetic material.

Further, the fixed member 301 is annular, and the movable member 302 is located at the center of the fixed member 301.

A plug, comprising: the plug comprises a plug body 11, wherein the plug body 11 is made of an insulating material; the plug wiring 15, the telescopic plug wiring 15 includes 2; further comprising: the first contact 12, the first contact 12 is annular, the material of the first contact 12 is conductive material, the first contact 12 is bonded or clamped on the outer surface of the plug body 11, the first contact 12 is matched with the fixing piece 301, and the first contact 12 is electrically connected with one plug wiring 15; the second contact 13, the second contact 13 matches with the movable slot 7, the second contact 13 is made of conductive material, the length of the second contact 13 is greater than or equal to the maximum distance between the first fixed contact and the first movable contact 902, the second contact 13 and the first contact 12 are positioned on the outer surface of the same side of the plug body 11, and the second contact 13 is electrically connected with another plug connecting wire 15; the rare earth magnetic ring 14 is bonded or clamped on the plug body 11, the rare earth magnetic ring 14 is positioned between the first contact 12 and the plug body 11, the rare earth magnetic ring 14 is positioned between the second contact 13 and the plug body 11, the rare earth magnetic ring 14 is coaxial with the first contact 12, the outer diameter of the rare earth magnetic ring 14 is matched with that of the fixing piece 301, and the inner diameter of the rare earth magnetic ring 14 is smaller than the distance from the magnetic control switch 5 to the central axis of the movable groove 7.

Further, the first contact 12 and the second contact 13 are elastic copper sheet rings.

The foregoing is a more detailed description of the invention in connection with specific preferred embodiments and it is not intended that the invention be limited to these specific details. For those skilled in the art to which the invention pertains, several simple deductions or substitutions can be made without departing from the spirit of the invention, and all shall be considered as belonging to the protection scope of the invention.

Claims

1. A waterproof socket, comprising:

the socket comprises a socket body (1), wherein the socket body (1) is made of an insulating material;

a power line (2), the power line (2) comprising 2;

the socket comprises 2 contact elements (3), the contact elements (3) are made of conductive materials, each contact element (3) is electrically connected with one power line (2), and the contact elements (3) are arranged on the outer surface of the same side of the socket body (1);

the relay (4), the contact port of the said relay (4) includes 2 pairs at least, each pair of contact ports connects in series between two power lines (2) and contact (3) separately;

the magnetic control switch (5) is arranged on the socket body (1), the magnetic control switch (5) is connected with a coil port of the relay (4) in series, and a branch where the coil ports of the magnetic control switch (5) and the relay (4) are located is connected with a branch where a contact port of the relay (4) is located in parallel.

2. The waterproof socket according to claim 1, wherein the socket body (1) is provided with a cavity therein, the cavity is sealed from the outside, and the power cord (2) passes through the side wall of the socket body (1) from the outside to enter the cavity.

3. Waterproof socket according to claim 2, characterised in that the contact (3) comprises a fixed part (301), a movable part (302), the socket comprises a first switch (9) and a second switch (10), wherein the first switch (9) and the second switch (10) are arranged in a cavity of a socket body (1), a movable groove (7) penetrating through inner and outer walls is formed in the socket body (1), a movable part (302) is movably connected in the movable groove (7), a pressure spring (6) is connected between the movable part (302) and the socket body (1), the movable part (302) is connected with the first switch (9) and the second switch (10), the movable part (302) moves towards the cavity of the socket body (1) to enable the first switch (9) to be communicated with the second switch (10), and the movable part (302) moves towards the direction far away from the cavity of the socket body (1) to enable the first switch (9) to be disconnected with the second switch (10).

4. A water-proof socket according to claim 3, wherein the first switch (9) comprises:

the first fixed contact (901) is fixedly connected in an inner cavity of the socket body (1), and the first fixed contact (901) is electrically connected with one power line (2);

the socket comprises a first movable contact (902), the first movable contact (902) is fixedly connected to the movable piece (302), the first movable contact (902) is insulated from the movable piece (302), the movable piece (302) moves towards the cavity direction of the socket body (1) to enable the first movable contact (902) to be in contact with the first fixed contact (901), and the movable piece (302) moves towards the direction far away from the cavity direction of the socket body (1) to enable the first movable contact (902) to be separated from the first fixed contact (901).

5. The waterproof socket according to claim 3 or 4, characterized in that the second switch (10) comprises:

the second fixed contact (901) is fixedly connected in the inner cavity of the socket body (1), and the second fixed contact (901) is electrically connected with another power line (2);

the second movable contact (902) is fixedly connected to the movable piece (302), the second movable contact (902) is conducted with the movable piece (302), the movable piece (302) moves towards the cavity direction of the socket body (1) to enable the second movable contact (902) to be in contact with the second fixed contact (901), and the movable piece (302) moves towards the direction far away from the cavity direction of the socket body (1) to enable the second movable contact (902) to be separated from the second fixed contact (901).

6. The waterproof socket according to claim 3 or 4, further comprising:

and the sealing ring (8) is arranged between the movable groove (7) and the movable piece (302), and the sealing ring (8) is fixedly connected to the movable piece (302).

7. The waterproof socket according to claim 6, wherein said fixing member (301) is a ferromagnetic material.

8. The waterproof socket according to claim 7, wherein said fixed member (301) is annular and said movable member (302) is located at the center of said fixed member (301).

9. A plug for mating with the waterproof electrical socket of claim 8, comprising:

the plug comprises a plug body (11), wherein the plug body (11) is made of an insulating material;

the plug wiring (15), the telescopic plug wiring (15) comprises 2;

it is characterized by also comprising:

the first contact (12), the first contact (12) is annular, the first contact (12) is made of conductive materials, the first contact (12) is fixedly connected to the outer surface of the plug body (11), the first contact (12) is matched with the fixing piece (301), and the first contact (12) is electrically connected with one plug wiring (15);

the second contact (13) is matched with the movable groove (7), the second contact (13) is made of a conductive material, the length of the second contact (13) is greater than or equal to the maximum distance between the first fixed contact and the first movable contact (902), the second contact (13) and the first contact (12) are positioned on the outer surface of the same side of the plug body (11), and the second contact (13) is electrically connected with another plug connecting wire (15);

the rare earth magnetic ring (14) is fixedly connected to the plug body (11), the rare earth magnetic ring (14) is located between the first contact (12) and the plug body (11), the rare earth magnetic ring (14) is located between the second contact (13) and the plug body (11), the rare earth magnetic ring (14) is coaxial with the first contact (12), the outer diameter of the rare earth magnetic ring (14) is matched with the outer diameter of the fixing piece (301), and the inner diameter of the rare earth magnetic ring (14) is smaller than the distance from the magnetic control switch (5) to the central axis of the movable groove (7).

10. Plug according to claim 9, characterised in that the first contact (12) and the second contact (13) are rings of resilient copper sheets.