CN219458245U - Adapter connector - Google Patents

Abstract

The utility model discloses an adapter, comprising: a base and a cover; the ends of the L-pole socket, the N-pole socket and the PE-pole socket are respectively provided with first jacks for inserting an L-pole plug pin, an N-pole plug pin and a PE-pole plug pin of an external plug; the cover body is also provided with three second jacks; the base is also connected with a cable; an L lead, an N lead and a PE lead which are arranged in the lower part of the cable are respectively and electrically connected to the L pole socket, the N pole socket and the PE pole socket; an electronic circuit board and a current transformer are also arranged in the installation space; the current transformer is sleeved on the periphery of a circuit for connecting the L-pole socket and the L-pole plug pin and is electrically connected to the electronic circuit board; the electronic circuit board is provided with a control switch for controlling the L wires in the cable to be powered on and powered off. The cable of the adapter of the utility model does not influence the power on of the main circuit no matter whether the cable is electrified or not, thereby realizing the function of controlling the on-off of the current of the auxiliary circuit by the current of the main circuit.

Description

Adapter connector

Technical Field

The present utility model relates to a conversion adapter.

Background

Currently, the conversion plugs in the market mostly realize circuit conversion through conversion between currents, conversion between plug numbers or conversion between standards. These conversion mechanisms are relatively single in function and have many problems: when the number of plugs is converted, one 10A socket hole is converted into a plurality of 10A socket holes, and a user needs to simultaneously connect multiple circuits when using the plug, so that the load of a circuit is increased, and great potential safety hazards exist; the current is converted into the current, and the 10A socket in the market is converted into the 16A socket, and the original circuit can only bear 10A current, and the current is additionally increased to 16A, so that the circuit is in an overload state, and a great potential safety hazard exists.

Disclosure of Invention

The utility model provides an adapter for solving the technical problems, which adopts the following technical scheme:

a crossover joint, comprising: a base and a cover; the cover body is fixed on the base and forms an installation space together with the base; an L-pole socket, an N-pole socket and a PE-pole socket are arranged on one side of the base in the installation space; the other side of the base is connected with an L-pole bolt, an N-pole bolt and a PE-pole bolt; the L-pole socket, the N-pole socket and the PE-pole socket are respectively and electrically connected to the L-pole plug pin, the N-pole plug pin and the PE-pole plug pin through circuits; the ends of the L-pole socket, the N-pole socket and the PE-pole socket are respectively provided with first jacks for inserting an L-pole plug pin, an N-pole plug pin and a PE-pole plug pin of an external plug; the cover body is also provided with three second jacks for the insertion of an L-pole plug pin, an N-pole plug pin and a PE-pole plug pin of an external plug; the three first jacks are respectively in one-to-one correspondence with the three second jacks; the base is also connected with a cable; an L lead, an N lead and a PE lead which are arranged in the lower part of the cable are respectively and electrically connected to the L pole socket, the N pole socket and the PE pole socket; an electronic circuit board and a current transformer are also arranged in the installation space; the current transformer is sleeved on the periphery of a circuit for connecting the L-pole socket and the L-pole plug pin and is electrically connected to the electronic circuit board; the electronic circuit board is provided with a control switch for controlling the L lead in the cable to be powered on and powered off; the control switch is electrically connected to the L-shaped wire in the cable.

Further, a safety block for guiding the external plug to be inserted into the adapter to realize electric connection is arranged in the installation space; the safety block is formed with a third insertion hole for insertion of an L-pole plug, an N-pole plug and a PE-pole plug of the external plug.

Further, the safety catch is made of an insulating material.

Further, one end of the cable away from the base is provided with a conductive joint for being electrically connected to electric equipment.

Further, the conductive contacts include a first contact electrically connected to the L-wire and the N-wire and a second contact for electrically connecting to the PE-wire; the first connector is provided with a male connector for plugging a jack of the electric equipment; the second connector is provided with a sleeve head sleeved on the periphery of the conductive piece contact of the electric equipment so as to realize power transmission.

The utility model has the advantages that the cable in the adapter does not influence the power on of the main circuit no matter whether the cable is electrified or not, thereby realizing the function of controlling the on-off of the current of the auxiliary circuit by the current of the main circuit, regulating the current according to the requirement, avoiding unnecessary overload current and ensuring safer use.

Drawings

In order to more clearly illustrate the embodiments of the utility model or the technical solutions of the prior art, the drawings which are used in the description of the embodiments or the prior art will be briefly described, it being obvious that the drawings in the description below are only some embodiments of the utility model, and that other drawings can be obtained according to these drawings without inventive faculty for a person skilled in the art.

FIG. 1 is a schematic illustration of an adapter according to the present application;

FIG. 2 is a schematic illustration of the connection of an L-pole receptacle and an L-pole plug of one of the switching junctions of FIG. 1;

FIG. 3 is a schematic illustration of the connection of an N-pole socket and an N-pole plug of one of the switching junctions of FIG. 1;

adapter 10, base 11, l-pole socket 12, n-pole socket 13, pe-pole socket 14, l-pole plug 15, n-pole plug 16, pe-pole plug 17, line 18, first jack 19, cover 20, second jack 201, cable 21, l-conductor 211, n-conductor 212, pe-conductor 213, electronic circuit board 22, current transformer 23, control switch (not shown), safety shield 24, third jack 241, first connector 25, second connector 26.

Detailed Description

Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative and intended to explain the present utility model and should not be construed as limiting the utility model.

In the description of the present utility model, unless explicitly stated and limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

In the present utility model, unless expressly stated or limited otherwise, a first feature "above" or "below" a second feature may include both the first and second features being in direct contact, as well as the first and second features not being in direct contact but being in contact with each other through additional features therebetween. Moreover, a first feature being "above," "over" and "on" a second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is higher in level than the second feature. The first feature being "under", "below" and "beneath" the second feature includes the first feature being directly under and obliquely below the second feature, or simply means that the first feature is less level than the second feature.

As shown in fig. 1-3, an adapter 10 of the present application comprises: the base 11 and the cover 20, the cover 20 is fixed on the base 11 and forms an installation space together with the base 11. An L-pole socket 12, an N-pole socket 13 and a PE-pole socket 14 are arranged on one side of the base 11, which is located in the installation space, an L-pole plug 15, an N-pole plug 16 and a PE-pole plug 17 are connected to the other side of the base 11, the L-pole socket 12, the N-pole socket 13 and the PE-pole socket 14 are respectively and electrically connected to the L-pole plug 15, the N-pole plug 16 and the PE-pole plug 17 through circuits 18, and thus, the L-pole socket 12, the N-pole socket 13 and the PE-pole socket 14 respectively form a conducting structure with the L-pole plug 15, the N-pole plug 16 and the PE-pole plug 17 to realize conduction. The L-pole socket 12, the N-pole socket 13, and the PE-pole socket 14 are each formed at their ends with first insertion holes 19, and the three first insertion holes 19 are respectively used for insertion of the L-pole plug 15, the N-pole plug 16, and the PE-pole plug 17 of the external plug to transmit electricity outward through the L-pole plug 15, the N-pole plug 16, and the PE-pole plug 17 of the external plug. The cover 20 is further formed with three second insertion holes 201, the three first insertion holes 19 are respectively corresponding to the three second insertion holes 201 one by one, and the three second insertion holes 201 are respectively used for inserting the L-pole plug 15, the N-pole plug 16 and the PE-pole plug 17 of the external plug into the first insertion holes 19.

Further, the base 11 is also connected with an L-wire 211, an N-wire 212 and a PE-wire 213 provided in the lower portion of the cable 21, which are electrically connected to the L-pole socket 12, the N-pole socket 13 and the PE-pole socket 14, respectively. An electronic circuit board 22 and a current transformer 23 are also provided in the installation space. The current transformer 23 is sleeved on the periphery of the line 18 connecting the L-pole socket 12 and the L-pole plug 15 and is electrically connected to the electronic circuit board 22, the electronic circuit board 22 is provided with a control switch for controlling the L-wire 211 in the cable to be powered on and off, and the control switch is electrically connected to the L-wire 211 in the cable.

Specifically, the main circuit of the adapter 10 is a 16A three-pin to 16A three-pin, one cable 21 is led out from the adapter 10, and the current transformer 23 detects the L-pole current of the main circuit. When the current detected by the current transformer 23 is low to a certain threshold value, the control switch controls the power of the cable 21 to be disconnected; when the current detected by the current transformer 23 is greater than a certain threshold value, the control switch controls the power supply of the cable 21 to be turned on. Thus, no matter whether the cable 21 is electrified or not, the main circuit is not influenced, so that the function of controlling the on-off of the auxiliary circuit current by the current of the main circuit can be realized, the current is regulated according to the requirement, unnecessary overload current can not occur, and the use is safer. The adapter 10 can be used for the electric automation, the intellectualization and the self-regulation of the household appliances, for example, can be used in an air conditioner, and can be used for disconnecting local power sources such as an internal filter screen of the air conditioner under the condition of not disconnecting the power source of the air conditioner.

A current transformer 23 is arranged between the main circuit plug and the socket in the adapter 10, and the L-pole line 18 passes through the current transformer 23. The current transformer 23 transmits the acquired real-time current data of the main circuit to the electronic circuit board 22, and when the current of the main circuit is lower than a certain threshold value, the CPU of the circuit board gives an instruction to disconnect the auxiliary circuit, namely the circuit 18 of the control cable 21 is disconnected, so that the purpose of automatically powering off the auxiliary circuit is realized. When the current of the main circuit is higher than a certain threshold value, the CPU of the circuit board gives an instruction to close the auxiliary circuit, namely the circuit 18 of the control cable 21 is conducted, so that the purpose of automatic closing of the auxiliary circuit is realized.

As a specific embodiment, a safety block 24 is provided in the installation space, the safety block 24 is used for guiding the external plug to be inserted into the adapter 10 to realize electrical connection, and the safety block 24 is formed with a third jack 241 for inserting the L-pole plug 15, the N-pole plug 16 and the PE-pole plug 17 of the external plug, namely, the first jack 19, the second jack 201 and the third jack 241 are corresponding to each other. Here, the safety stopper 24 is made of an insulating material.

As a specific embodiment, an end of the cable 21 remote from the base 11 is provided with a conductive connector for electrical connection to electrical equipment. The conductive connector comprises a first connector 25 electrically connected to the L conductor 211 and the N conductor 212 and a second connector 26 electrically connected to the PE conductor 213, wherein the first connector 25 is formed with a male connector for plugging into a jack of electric equipment, and the second connector 26 is formed with a sleeve head sleeved on the periphery of a conductive piece contact of the electric equipment so as to realize power transmission. Such a connector facilitates electrical connection to the circuit 18 in the appliance and is easy to disassemble and assemble.

The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be appreciated by persons skilled in the art that the above embodiments are not intended to limit the utility model in any way, and that all technical solutions obtained by means of equivalent substitutions or equivalent transformations fall within the scope of the utility model.

Claims (5)

1. A crossover joint, comprising: a base and a cover; the cover body is fixed on the base and forms an installation space together with the base; the LED lamp is characterized in that an L-pole socket, an N-pole socket and a PE-pole socket are arranged on one side of the base, which is positioned in the installation space; the other side of the base is connected with an L-pole plug pin, an N-pole plug pin and a PE-pole plug pin; the L-pole socket, the N-pole socket and the PE-pole socket are respectively and electrically connected to the L-pole plug pin, the N-pole plug pin and the PE-pole plug pin through circuits; the L-pole socket, the N-pole socket and the PE-pole socket are respectively provided with first jacks for inserting an L-pole plug pin, an N-pole plug pin and a PE-pole plug pin of an external plug at the end parts; the cover body is also provided with three second jacks for inserting an L-pole plug pin, an N-pole plug pin and a PE-pole plug pin of an external plug; the three first jacks are respectively in one-to-one correspondence with the three second jacks; the base is also connected with a cable; an L lead, an N lead and a PE lead which are arranged in the lower part of the cable are respectively and electrically connected to the L pole socket, the N pole socket and the PE pole socket; an electronic circuit board and a current transformer are also arranged in the installation space; the current transformer is sleeved on the periphery of the circuit connecting the L-pole socket and the L-pole plug pin and is electrically connected to the electronic circuit board; the electronic circuit board is provided with a control switch for controlling the L lead in the cable to be powered on and powered off; the control switch is electrically connected to the L-shaped conductor in the cable.

2. The adapter according to claim 1, wherein,

a safety block for guiding an external plug to be inserted into the adapter to realize electric connection is arranged in the installation space; the safety block is formed with a third insertion hole into which the L-pole plug, the N-pole plug and the PE-pole plug of the external plug are inserted.

3. The adapter according to claim 2, wherein,

the safety shield is made of an insulating material.

4. The adapter according to claim 1, wherein,

one end of the cable away from the base is provided with a conductive joint for being electrically connected to electric equipment.

5. The adapter of claim 4 wherein the adapter is configured to connect to the housing,

the conductive contacts include a first contact electrically connected to the L and N wires and a second contact for electrically connecting to the PE wire; the first connector is provided with a male connector for plugging a jack of electric equipment; the second connector is provided with a sleeve head sleeved on the periphery of the conductive piece contact of the electric equipment so as to realize power transmission.