Insertion detection circuit structure and intelligent socket

Abstract

The utility model discloses an insertion detection circuit structure and an intelligent socket. The insertion detection circuit structure comprises a photoelectric device, a photoelectric circuit, a controller, an elastic sheet and a relay. The photoelectric device is connected with the controller through the photoelectric circuit; the controller is electrically connected with the elastic sheet; the relay is arranged between the controller and the elastic sheet; and the elastic sheet is positioned among the plurality of photoelectric devices. The intelligent socket comprises the insertion detection circuit structure. According to the insertion detection circuit structure and the intelligent socket provided by the utility model, when the plug is inserted into the contact elastic sheet, the photoelectric device is used for sensing, and then the controller controls the relay to be closed to electrify the elastic sheet, so that the spark phenomenon when the plug is just inserted can be prevented on the premise that the basic function of the socket is realized; the service lives of the plug and the socket are ensured.

Description

Technical Field

[0001] The utility model belongs to the technical field of insertion detection circuits, and in particular relates to an insertion detection circuit structure and an intelligent socket. Background Art

[0002] Currently, smart sockets on the market do not have insertion detection circuits. When the high-voltage plug is just inserted into the smart socket, the shrapnel will immediately come into contact with the power and cause sparks. The sparks from the shrapnel will cause the shrapnel to oxidize, causing it to run at full load and thus shorten its lifespan. At the same time, the sparks from the shrapnel will cause the temperature of the high-voltage plug to rise, easily causing its outer casing to melt, and there are potential safety hazards of fire and electric shock.

[0003] The patent number "CN201720884400.2" discloses a switching power supply anti-spark circuit and a switching power supply, which solves the spark problem caused by the instant charging of the electrolytic capacitor C1 when the power plug is inserted into the socket. However, this circuit structure is only applicable to the insertion of the switching power supply plug. Utility Model Content

[0004] The utility model aims to provide an insertion detection circuit structure and an intelligent socket, which can enable a high-voltage socket to be inserted into an intelligent socket without sparking, thereby further ensuring the service life of the plug and the socket.

[0005] In order to achieve the above utility model purpose, the technical solution adopted by the utility model is as follows:

[0006] An insertion detection circuit structure includes a photoelectric device, a photoelectric circuit, a controller, a spring, and a relay; the photoelectric device is connected to the controller through the photoelectric circuit; the controller is electrically connected to the spring; the relay is arranged between the controller and the spring; and the spring is located between a plurality of the photoelectric devices.

[0007] The utility model discloses an insertion detection circuit structure, in which a spring piece is arranged so that it can be turned on only when a relay is controlled to be closed by a controller, so that when a plug is inserted and contacts the spring piece, power will not be supplied immediately, thereby preventing sparking when the plug is just inserted; and the spring piece is located between a plurality of photoelectric devices, which are connected to the controller through a photoelectric circuit, so that when the plug is inserted and contacts the spring piece, it will first be sensed by the photoelectric device, and then the controller will control the relay to be closed to supply power to the spring piece, thereby preventing sparking when the plug is just inserted while realizing the basic functions of the socket, thereby ensuring the service life of the plug and the socket.

[0008] Preferably, the insertion detection circuit structure also includes a converter; the spring includes a main spring and an auxiliary spring; the input end of the converter is electrically connected to the first output end of the controller; the first output end of the converter is electrically connected to the main spring; and the second output end of the converter is electrically connected to the auxiliary spring.

[0009] The utility model provides an insertion detection circuit structure, and a converter is arranged so that a controller can convert alternating current into direct current to supply power to the spring piece.

[0010] Preferably, the optoelectronic device includes a first infrared emitting end and a first infrared receiving end; the first infrared emitting end and the first infrared receiving end are connected through the optoelectronic circuit; the first infrared emitting end is arranged on one side of the auxiliary shrapnel; and the first infrared receiving end is arranged on the other side of the auxiliary shrapnel.

[0011] The utility model provides an insertion detection circuit structure, by arranging a first infrared transmitting end on one side of a secondary spring piece and arranging a first infrared receiving end on the other side of the secondary spring piece, when a plug is inserted, the signal between the infrared transmitting end and the infrared receiving end is blocked, thereby sensing that the plug has been inserted.

[0012] Preferably, the optoelectronic device also includes a second infrared emitting end and a second infrared receiving end; the second infrared emitting end and the second infrared receiving end are connected through the optoelectronic circuit; the second infrared emitting end is arranged on one side of the main shrapnel; and the second infrared receiving end is arranged on the other side of the main shrapnel.

[0013] The utility model provides an insertion detection circuit structure, by arranging a second infrared transmitting end on one side of a main spring piece and arranging a second infrared receiving end on the other side of the main spring piece, and combining the first infrared transmitting end and the first infrared receiving end on the other side, the insertion detection process of the plug can be completed by four photoelectric devices.

[0014] Preferably, the relay and the converter are connected in parallel between the controller and the spring; and the second output terminal of the controller is electrically connected to the relay.

[0015] The utility model provides an insertion detection circuit structure, through such a setting, the relay can be used as a power supply transfer station without affecting the conduction speed of the spring piece.

[0016] Preferably, the insertion detection circuit structure further includes an external power supply; the external power supply is electrically connected to the controller.

[0017] The utility model also provides an intelligent socket, comprising the above-mentioned insertion detection circuit structure; the intelligent socket also includes a socket body; the insertion detection circuit structure is arranged in the socket body.

[0018] The utility model provides an intelligent socket, which ensures the service life of the plug and the socket by arranging the insertion detection circuit structure of the utility model in the socket body.

[0019] Preferably, a first socket and a second socket are provided on the socket body; and the spring sheet is provided in both the first socket and the second socket.

[0020] Preferably, the smart socket further comprises a plug body; the plug body comprises a first input end and a second input end; the first input end is located in the first socket; and the second input end is located in the second socket.

[0021] Preferably, the first input end and the second input end are respectively located between the plurality of the photoelectric devices; the first input end and the second input end are respectively electrically connected to one of the springs.

[0022] Beneficial effects:

[0023] The utility model discloses an insertion detection circuit structure and an intelligent socket, in which a spring piece is arranged to be turned on only after a relay is controlled to be closed by a controller, so that when a plug is inserted and contacts the spring piece, power will not be supplied immediately, thereby preventing sparking when the plug is just inserted; and the spring piece is located between a plurality of photoelectric devices, which are connected to the controller through a photoelectric circuit, so that when the plug is inserted and contacts the spring piece, it will first be sensed by the photoelectric device, and then the controller will control the relay to be closed to supply power to the spring piece, thereby preventing sparking when the plug is just inserted while realizing the basic functions of the socket, thereby ensuring the service life of the plug and the socket. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] Figure 1 Shown is a structural schematic diagram of an insertion detection circuit structure of an embodiment;

[0025] Figure 2 Shown is a schematic structural diagram of a smart socket according to an embodiment.

[0026] Reference numerals

[0027] 1. Plug body; 2. First input terminal; 3. First infrared transmitting terminal; 4. Second input terminal; 5. Second socket; 6. First infrared receiving terminal; 7. Photoelectric circuit; 8. Controller; 9. Relay; 10. First socket; 11. Socket body; 12. Converter. DETAILED DESCRIPTION

[0028] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the specific implementation methods of the utility model will be described below with reference to the accompanying drawings. Obviously, the accompanying drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings and other implementation methods can be obtained based on these drawings without creative work.

[0029] The technical solution of the utility model is described in detail below with specific embodiments.

[0030] Example

[0031] like Figure 1 As shown, an insertion detection circuit structure of this embodiment includes a photoelectric device, a photoelectric circuit 7, a controller 8, a spring, and a relay 9; the photoelectric device is connected to the controller 8 through the photoelectric circuit 7; the controller 8 and the spring are electrically connected; the relay 9 is arranged between the controller 8 and the spring; the spring is located between multiple photoelectric devices.

[0032] In an insertion detection circuit structure of the present embodiment, the spring piece is set to be conductive only when the controller 8 controls the relay 9 to be closed, so that when the plug is inserted and contacts the spring piece, it will not be energized immediately, thereby preventing sparks from occurring when the plug is just inserted; and the spring piece is located between multiple photoelectric devices, and the photoelectric devices are connected to the controller 8 through the photoelectric circuit 7. When the plug is inserted and contacts the spring piece, it will first be sensed by the photoelectric device, and then the controller 8 will control the relay 9 to be closed to energize the spring piece. In this way, while realizing the basic functions of the socket, it can also prevent sparks from occurring when the plug is just inserted, thereby ensuring the service life of the plug and the socket.

[0033] Preferably, the insertion detection circuit structure also includes a converter 12; the spring includes a main spring and an auxiliary spring; the input end of the converter 12 is electrically connected to the first output end of the controller 8; the first output end of the converter 12 is electrically connected to the main spring; the second output end of the converter 12 is electrically connected to the auxiliary spring.

[0034] Preferably, the optoelectronic device includes a first infrared emitting terminal 3 and a first infrared receiving terminal 6; the first infrared emitting terminal 3 and the first infrared receiving terminal 6 are connected through an optoelectronic circuit 7; the first infrared emitting terminal 3 is arranged on one side of the auxiliary shrapnel; and the first infrared receiving terminal 6 is arranged on the other side of the auxiliary shrapnel.

[0035] Preferably, the optoelectronic device further includes a second infrared emitting end and a second infrared receiving end; the second infrared emitting end and the second infrared receiving end are connected via an optoelectronic circuit 7; the second infrared emitting end is arranged on one side of the main shrapnel; and the second infrared receiving end is arranged on the other side of the main shrapnel.

[0036] Preferably, the relay 9 and the converter 12 are connected in parallel between the controller 8 and the spring; the second output terminal of the controller 8 is electrically connected to the relay 9 .

[0037] Preferably, the insertion detection circuit structure further includes an external power supply; the external power supply is electrically connected to the controller 8 .

[0038] like Figure 2 As shown, this embodiment also provides a smart socket, including the above-mentioned insertion detection circuit structure; the smart socket also includes a socket body 11; the insertion detection circuit structure is arranged in the socket body 11.

[0039] Preferably, the socket body 11 is provided with a first socket 10 and a second socket 5 ; and spring pieces are disposed inside the first socket 10 and the second socket 5 .

[0040] Preferably, the smart socket further includes a plug body 1 ; the plug body 1 includes a first input terminal 2 and a second input terminal 4 ; the first input terminal 2 is located in the first socket 10 ; and the second input terminal 4 is located in the second socket 5 .

[0041] Preferably, the first input terminal 2 and the second input terminal 4 are respectively located between a plurality of optoelectronic devices; and the first input terminal 2 and the second input terminal 4 are respectively electrically connected to a spring.

[0042] Specifically, an insertion detection circuit structure and a smart socket of this embodiment, by providing a converter 12, enable the controller 8 to convert AC power into DC power to power the spring.

[0043] Specifically, an insertion detection circuit structure and a smart socket of the present embodiment, by setting a first infrared transmitting end 3 on one side of the auxiliary spring piece and setting a first infrared receiving end 6 on the other side of the auxiliary spring piece, will block the signal between the infrared transmitting end and the infrared receiving end when a plug is inserted, thereby sensing that a plug has been inserted.

[0044] Specifically, an insertion detection circuit structure and a smart socket of the present embodiment, by setting a second infrared transmitting end on one side of the main spring piece and setting a second infrared receiving end on the other side of the main spring piece, combined with the first infrared transmitting end 3 and the first infrared receiving end 6 on the other side, realize the insertion detection process of the plug by four photoelectric devices.

[0045] Specifically, an insertion detection circuit structure and a smart socket of the present embodiment enable the relay 9 to serve as a power supply transfer station without affecting the conduction speed of the spring through such a configuration.

[0046] Specifically, an insertion detection circuit structure and a smart socket of the present embodiment ensure the service life of the plug and the socket by setting the insertion detection circuit structure of the present invention in the socket body 11.

[0047] Specifically, the insertion detection circuit of this embodiment is arranged in the smart socket, which can realize automatic detection of plug insertion and can be used for high-power plugs, and realize that the high-power plug is inserted into the socket hole without sparks.

[0048] Furthermore, since the smart socket is provided with an insertion detection circuit, it can prevent the shrapnel from igniting and oxidizing, the temperature of the plug from rising, etc. after the plug is inserted, thereby eliminating the safety hazards of fire and electric shock.

[0049] Specifically, the controller 8 of this embodiment is an MCU single-chip controller 8, the relay 9 is a power relay 9, the converter 12 is an AC-DC converter 12, the photoelectric device is an infrared emission type position sensor, the first socket 10 is an input N socket, the second socket 5 is an input L socket, and the plug is an L / N output plug and includes a live wire input plug and a neutral wire input plug.

[0050] Furthermore, when the smart socket of this embodiment is in use, the live wire input plug of the plug is inserted into the first socket 10, and the neutral wire input plug is inserted into the second socket 5, and both the live wire input plug and the neutral wire input plug have two photoelectric devices to detect insertion.

[0051] Furthermore, by inserting the four photoelectric devices of the detection circuit, after the L / N output plug is inserted into the power socket body 11, the light path between the infrared transmitting end and the infrared receiving end is blocked, and the infrared receiving end gives a signal to the MCU microcontroller controller 8, and the MCU microcontroller controller 8 controls the power relay 9 to close, so that the live wire input plug and the neutral wire input plug are energized.

[0052] Specifically, the smart socket of this embodiment, when the plug is inserted into the socket, uses a very low-cost photoelectric device to determine whether the high-voltage plug is inserted; when the plug is inserted normally, the light of the photoelectric device is blocked and a trigger signal is output to the MCU single-chip controller 8 to detect the insertion of the plug. The MCU single-chip controller 8 controls the relay 9 to close and supply power to the spring to prevent the spark phenomenon that the high-voltage plug contacts the spring immediately. When the plug is pulled out, the photoelectric device detects that there is no light blocking, and the trigger signal is given to the MCU single-chip controller 8 to close the relay 9 to prevent the relay 9 from sparking when the plug is pulled out.

[0053] The above is a detailed description of an insertion detection circuit structure and an embodiment of a smart socket provided by the utility model. This article uses specific examples to illustrate the principle and implementation of the utility model. The description of the above embodiment is only used to help understand the core idea of ​​the utility model. It should be pointed out that for ordinary technicians in this technical field, without departing from the principle of the utility model, the utility model can also be improved and modified, and these improvements and modifications also fall within the scope of protection of the claims of the utility model.

Claims

1. An insertion detection circuit structure, characterized in that: The invention comprises a photoelectric device, a photoelectric circuit (7), a controller (8), a spring sheet, and a relay (9); the photoelectric device is connected to the controller (8) via the photoelectric circuit (7); the controller (8) and the spring sheet are electrically connected; the relay (9) is arranged between the controller (8) and the spring sheet; and the spring sheet is located between a plurality of the photoelectric devices.

2. The insertion detection circuit structure according to claim 1, characterized in that: The insertion detection circuit structure also includes a converter (12); the spring sheet includes a main spring sheet and a secondary spring sheet; the input end of the converter (12) is electrically connected to the first output end of the controller (8); the first output end of the converter (12) is electrically connected to the main spring sheet; and the second output end of the converter (12) is electrically connected to the secondary spring sheet.

3. The insertion detection circuit structure according to claim 2, characterized in that: The optoelectronic device comprises a first infrared emitting end (3) and a first infrared receiving end (6); the first infrared emitting end (3) and the first infrared receiving end (6) are connected via the optoelectronic circuit (7); the first infrared emitting end (3) is arranged on one side of the auxiliary elastic sheet; and the first infrared receiving end (6) is arranged on the other side of the auxiliary elastic sheet.

4. The insertion detection circuit structure according to claim 2, characterized in that: The optoelectronic device further comprises a second infrared emitting end and a second infrared receiving end; the second infrared emitting end and the second infrared receiving end are connected via the optoelectronic circuit (7); the second infrared emitting end is arranged on one side of the main elastic sheet; and the second infrared receiving end is arranged on the other side of the main elastic sheet.

5. The insertion detection circuit structure according to claim 2, characterized in that: The relay (9) and the converter (12) are connected in parallel between the controller (8) and the spring; the second output end of the controller (8) is electrically connected to the relay (9).

6. The insertion detection circuit structure according to claim 5, characterized in that: The insertion detection circuit structure also includes an external power supply; the external power supply is electrically connected to the controller (8).

7. A smart socket, characterized in that: It comprises the insertion detection circuit structure as claimed in any one of claims 1 to 6; the smart socket also comprises a socket body (11); the insertion detection circuit structure is arranged in the socket body (11).

8. The smart socket according to claim 7, characterized in that: The socket body (11) is provided with a first socket (10) and a second socket (5); the first socket (10) and the second socket (5) are both provided with the spring sheet.

9. The smart socket according to claim 8, characterized in that: The smart socket further comprises a plug body (1); the plug body (1) comprises a first input end (2) and a second input end (4); the first input end (2) is located in the first socket (10); and the second input end (4) is located in the second socket (5).

10. The smart socket according to claim 9, characterized in that: The first input end (2) and the second input end (4) are respectively located between the plurality of photoelectric devices; the first input end (2) and the second input end (4) are respectively electrically connected to one of the springs.

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