CN211789665U - Safety socket with insertion detection device - Google Patents

Abstract

The utility model discloses a safe socket with insert detection device, including casing, both eyes jack, three holes jack and insert detection device, both eyes jack and three holes jack all set up on the casing and with insert detection device power bus's N line and L line connection, insert detection device and be used for detecting whether there is the plug to insert in both eyes jack and the three holes jack to through inserting the L line break-make of detection device control both eyes jack, three holes jack according to the result that detects. The utility model discloses safer when using, can effectually avoid the user to electrocute.

Description

Safety socket with insertion detection device

Technical Field

The utility model relates to a socket technical field, concretely relates to safety socket with insert detection device.

Background

A socket, also called a power socket or a switch socket; a socket is a receptacle into which one or more circuit connections can be inserted, through which various connections can be inserted. This facilitates the connection with other circuits. The connection and disconnection of the circuit are achieved through the connection and disconnection between the circuit and the copper piece.

When the existing socket or the existing extension socket is electrified, voltage is output from output ports (a double-hole jack and a triple-hole jack) of the socket or the extension socket, and when no electric appliance is plugged, the output ports also have voltage, so that potential hazards are caused to electricity utilization safety.

Socket among the prior art is safer in order to guarantee the socket when using, sets up mechanical type press the switch mostly: when the switch is pressed, the socket outputs voltage normally after being electrified; when the socket is not used, the switch is turned on, so that the socket is not electrified; after the socket is used, the mechanical switch is often forgotten to be switched off, and the socket is still in a power-on state after the plug of the electrical appliance is pulled out; the electric shock protection device is very dangerous for children, and the electric shock condition is easy to occur after the children touch the electric shock protection device, so that the serious consequences are caused.

In addition, a safety device is arranged on the socket and is protected by a leakage protector; however, the earth leakage protection is only protected when an electric shock occurs, and certain potential safety hazards still exist for users.

Therefore, a safety socket which is safer to use and can effectively prevent electric shock is needed.

SUMMERY OF THE UTILITY MODEL

The utility model aims to overcome the defect of potential safety hazard in the using process of the socket in the prior art; provided is a safety socket with an insertion detection device, which is safer when in use and can effectively avoid electric shock of a user.

In order to solve the technical problem, the utility model discloses the technical scheme who adopts is:

(1) the basic concept of the utility model is as follows:

the utility model is provided with an insertion detection signal device on the socket or the extension socket, when an object is inserted, an insertion signal is sent to the controller, the controller controls the on-off of the circuit after receiving the insertion signal, and if the object is inserted into a single hole, the controller keeps a closed state and does not output voltage; when the double holes are inserted, a signal is sent to the controller (two signals are detected simultaneously), and the controller controls the circuit to output voltage; the purpose of automatically controlling voltage output by the socket is realized, and the socket is safer to use.

The invention is controlled by using the insertion detection function and is used for protecting children or users. The socket has no voltage under the condition that no electric appliance is plugged in, children or users only plug in the L/N/PE single hole, and have no voltage output, and only simultaneously plug in L, N double holes have voltage output.

(2) The utility model discloses a concrete scheme as follows:

a safety receptacle with insertion detection means, characterized by: the plug-in detection device is used for detecting whether plugs are inserted into the two-hole jack and the three-hole jack or not, and controlling the on-off of the L lines of the two-hole jack and the three-hole jack through the plug-in detection device according to a detected result.

The insertion detection device comprises a micro-control unit, a voltage insertion detector and a plurality of relays, wherein the micro-control unit is connected with the voltage insertion detector, the relays are arranged on an L line connected with a two-hole jack and a three-hole jack, the relays are connected with the micro-control unit, the voltage insertion detector sends a high level to the micro-control unit after insertion signals, and the micro-control unit controls the relays to act to realize the on-off of the L line.

And further optimizing, a first relay connected with the micro control unit is also arranged on the N line connected with the two-hole jack and the three-hole jack.

Wherein, the micro control unit is a controller or a PLC.

Preferably, the two-jack and the three-jack are multiple, and the N line and the L line of each two-jack and each three-jack are connected with the insertion detection device.

Compared with the prior art, the utility model discloses following beneficial effect has:

when no electric appliance plug is inserted into the double-hole jack and the three-hole jack, the utility model has no voltage output, and only when the N line and the L line in the double-hole jack and the three-hole jack are inserted simultaneously, the voltage can be output, thus effectively ensuring the power utilization safety of users; therefore, in actual use, even if the power line of the socket is connected with a power supply, the socket is not electrified, and the use is safer.

Simultaneously, outage and circular telegram process are controlled by the controller, compare in the voltage that mechanical type press the switch comes the break-make socket, the utility model discloses intelligent degree is higher, uses safelyr.

Therefore, in practical use, especially when children insert foreign matters into one of the jacks, no voltage is output, and the use is safer.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is a schematic circuit diagram of the present invention.

Reference numerals: 1-shell, 2-double-hole jack, 3-three-hole jack, 4-micro control unit, 5-voltage insertion detector, 6-relay, 7-first relay, 8-micro loudspeaker and 9-power bus.

Detailed Description

The present invention will be further described with reference to the following examples, which are only some, but not all, of the examples of the present invention. Based on the embodiments in the present invention, other embodiments used by those skilled in the art without creative work belong to the protection scope of the present invention.

Example 1

The utility model provides a safe socket with insert detection device, includes casing 1, two hole jacks 2, three hole jacks 3 and inserts detection device, two hole jacks 2 and three hole jacks 3 all set up on casing 1 and with insert detection device power bus's N line and L line connection, insert detection device and be used for detecting whether there is the plug to insert in two hole jacks 2 and the three hole jack 3 to according to the L line break-make of detecting device control two hole jacks, three hole jacks of detection result.

The insertion detection device comprises a micro-control unit 4, a voltage insertion detector 5 and a plurality of relays 6, wherein the micro-control unit 4 is connected with the voltage insertion detector 5, the relays 6 are arranged on an L line connected with the two-hole jack 2 and the three-hole jack 3, the relays 6 are connected with the micro-control unit 4, the voltage insertion detector 5 sends a high level to the micro-control unit 4 after inserting a signal, and the micro-control unit 4 controls the relays 6 to act to realize the on-off of the L line.

In actual use, the two-jack 2 and the three-jack 3 are connected with the N line and the L line of the power bus of the micro control unit 4.

Therefore, the double-jack 2 and the three-jack 3 can be prevented from being directly connected with a mains supply, and the use is safer.

Further preferably, a first relay 7 connected with the micro control unit 4 is also arranged on the N line connecting the two-hole jack 2 and the three-hole jack 3.

When it is required to be noted, the micro control unit 4 is a controller or a PLC.

In this embodiment, there are a plurality of the two-hole jacks 2 and the three-hole jack 3, and the N line and the L line of each of the two-hole jacks 2 and the three-hole jack 3 are connected to the insertion detection device.

In actual use, the jack is detected by the voltage insertion detector 5; protecting a child or user, the outlet is voltage-free without plug insertion. When a child or a user only inserts L, N or a PE single hole, voltage output cannot occur, and only when L and N are inserted simultaneously, voltage output occurs; the socket is automatically controlled by the controller without pressing a switch button, so that the use process is safer.

Example 2

The embodiment is further optimized on the basis of embodiment 1, in the embodiment, a thermosensitive temperature sensor is arranged in the shell 1, and the thermosensitive temperature sensor is used for detecting the temperatures of the N line and the L line of the two-hole jack 2 and the three-hole jack 3 in the shell 1; the thermosensitive temperature sensor is connected with the micro-control unit 4.

Therefore, in actual use, if the temperature detected by the thermosensitive temperature sensor exceeds the preset value, the micro-control unit 4 controls the relay 6 to act, so as to disconnect the circuit and avoid the situation that the circuit is burnt due to overhigh temperature.

In actual use, the shell 1 is provided with the micro-speaker 8, and the micro-speaker 8 is connected with the micro-control unit 4; when the socket is overloaded and the temperature of an internal line is increased, the aim of disconnecting the circuit can be fulfilled; at the same time, the micro-speaker 8 sounds a sound to alert the user.

In the use of reality, micro control unit 4 at first controls micro loudspeaker 8 and makes a sound and reminds the user, if the user fails in time to take measures, at this moment, micro control unit 4 can control relay 6 action, with the circuit disconnection, and then guarantees the safety of socket, avoids appearing serious consequence, has also prolonged simultaneously the utility model discloses a life.

Further optimize, be provided with the sucking disc on the casing 1, like this, in the use of reality, can pass through the sucking disc with the socket and adsorb on the object, fix the socket.

Example 3

This embodiment is further optimized based on embodiment 2, and in this embodiment, the relay 6 is connected to the micro control unit 4 through a delay.

Therefore, in practical use, after the plug is inserted into the jack, the micro control unit 4 firstly controls the first relay 7 to act to connect the N lines, and after the delay time is 1-2 seconds under the action of the delayer, the relay 6 acts to connect the L lines, so that the step-by-step connection of the L lines and the N lines is realized.

While the preferred embodiments of the present invention have been described, additional variations and modifications in those embodiments may occur to those skilled in the art once they learn of the basic inventive concepts. It is therefore intended that the appended claims be interpreted as including the preferred embodiment and all such alterations and modifications as fall within the scope of the invention. The above description is only exemplary of the present invention and should not be taken as limiting, and all changes, equivalents, and improvements made within the spirit and principles of the present invention should be understood as being included in the scope of the present invention.

Claims (5)

1. A safety receptacle with insertion detection means, characterized by: the plug-in detection device is used for detecting whether plugs are inserted into the two-hole jack and the three-hole jack or not, and controlling the on-off of the L lines of the two-hole jack and the three-hole jack through the plug-in detection device according to a detected result.

2. A safety jack with insertion detection device as claimed in claim 1, wherein: the insertion detection device comprises a micro-control unit, a voltage insertion detector and a plurality of relays, wherein the micro-control unit is connected with the voltage insertion detector, the relays are arranged on an L line connected with a two-hole jack and a three-hole jack, the relays are connected with the micro-control unit, the voltage insertion detector sends a high level to the micro-control unit after an insertion signal, and the micro-control unit controls the relays to move to realize the on-off of the L line.

3. A safety jack with insertion detection device according to claim 2 wherein: and a first relay connected with the micro-control unit is also arranged on the N line connected with the two-hole jack and the three-hole jack.

4. A safety jack with insertion detection device according to claim 2 wherein: the micro control unit is a controller or a PLC.

5. A safety jack with insertion detection device as claimed in claim 1, wherein: the double-jack and the three-jack are multiple, and the N line and the L line of each double-jack and each three-jack are connected with the insertion detection device.

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