Intelligent socket

Abstract

The intelligent socket provided by the utility model comprises a shell, a main PCB and a wireless module PCB are arranged in the shell, the shell comprises a front cover and a rear cover, the front cover and the rear cover are buckled, an accommodating cavity is arranged in the rear cover, the main PCB and the wireless module PCB are both arranged in the accommodating cavity, the main PCB is arranged in the rear cover along the vertical direction, and the wireless module PCB is arranged in the rear cover along the vertical direction. The wireless module PCB is inserted and in signal connection above the main PCB, the wireless module PCB is transversely arranged and is perpendicular to the main PCB, a switch key is mounted above the rear cover, a three-phase jack and a two-phase jack are formed in the front cover, the two-phase jack is in bilateral symmetry by taking a jack right above the three-phase jack as a center, an indicator light module is further arranged on the front cover, and the indicator light module is in signal connection with the wireless module PCB. And a three-phase pin is inserted into the rear end of the rear cover. According to the intelligent socket, the layout is compact, the installation is simple, convenient and rapid, the shell adopts a buckle connection mode, electronic elements in the shell are arranged more compactly, and the assembly mode of the whole socket is simple and convenient.

Description

Technical Field

[0001] The utility model relates to the technical field of sockets, in particular to an intelligent socket. Background Art

[0002] Most common sockets need to be manually turned on and off, or need to be connected to a control line to achieve remote control. With the development of Internet technology, people want a socket that can be remotely controlled through the Internet, and does not need to be connected to a control line, which is more convenient to install and use. In order to solve the above problems, WIFI smart sockets came into being. WIFI smart sockets are a kind of socket that uses the existing WIFI network in the home to allow your smartphone or tablet to turn on or off the specified electrical appliances through App operation under the condition of Internet connection. However, the current structure layout of smart sockets is not compact enough, the installation is cumbersome, and the assembly efficiency is not high. Utility Model Content

[0003] The purpose of the utility model is to provide a smart socket to solve the technical problems in the background technology.

[0004] In order to achieve the above-mentioned purpose, the utility model provides the following technical solutions:

[0005] A smart socket comprises a shell, wherein a main PCB board and a wireless module PCB board are arranged in the shell, the shell comprises a front cover and a rear cover, the front cover and the rear cover are buckled and installed, a receiving cavity is arranged in the rear cover, the main PCB board and the wireless module PCB board are both installed in the receiving cavity, the main PCB board is installed in the rear cover along the vertical direction, the wireless module PCB board is plugged in and the signal is connected above the main PCB board, the wireless module PCB board is arranged in the horizontal direction, the wireless module PCB board and the main PCB board are perpendicular to each other, a switch button is installed above the rear cover, a three-phase jack and a two-phase jack are arranged on the front cover, the two-phase jack is symmetrical with the jack directly above the three-phase jack as the center, an indicator light module is also arranged on the front cover, and a three-phase pin is plugged into the rear end of the rear cover.

[0006] At least two plug plates are extended from the rear end of the front cover toward the rear cover, and at least one first fixing through hole is provided on the plug plate. A slide groove is provided along the transverse direction on the inner side of the plug plate, and the slide groove is communicated with the first fixing through hole. A raised first positioning platform is provided on the inner side of the rear cover, which is in the slide groove and snap-connected with the first fixing through hole.

[0007] The indicator light module includes a light guide plate and a light emitting diode, which is welded on the PCB board of the wireless module, and the light guide plate is buckled and installed on the rear side of the front cover. The light guide plate is made of light diffusion material, and the rear side of the front cover is provided with a fixing groove with a rectangular structure concave, and the light guide plate is buckled and installed in the fixing groove. The side walls on the left and right sides of the fixing groove are respectively provided with second fixing through holes, and the light guide plate includes a supporting part, and the front side of the supporting part is provided with a light guide column extending outward, and a positioning plate is horizontally extended on the upper rear side of the supporting part in the direction of the rear cover, and the front cover is provided with a light guide hole that matches the position of the light guide column, and the left and right sides of the supporting part are respectively provided with a raised second positioning platform that is snap-connected with the second fixing through hole, and the light emitting diode is on the rear side of the supporting part and below the positioning plate.

[0008] At least two insertion strips are provided on the rear side of the wireless module PCB board, a first positioning hole is correspondingly provided on the main PCB board and plugged into the insertion strip position, the front side of the wireless module PCB board is plugged into the fixing groove, and a first slot with a concave opening structure is provided on the left and right side walls of the fixing groove toward the rear cover, and the front side of the wireless module PCB board is inserted into the first slot.

[0009] The rear side of the rear cover is provided with three second positioning holes corresponding to the positions of the three-phase plug pins. The second positioning holes are rectangular in structure. The left and right side walls of the second positioning holes are respectively provided with raised semicircular parts for pressing and contacting with the corresponding plug pins.

[0010] The three-phase pin includes a ground pin, an L-pole pin and an N-pole pin. The L-pole pin and the N-pole pin have the same structure and are symmetrical with the ground pin as the center. The L-pole pin and the N-pole pin are both welded to the main PCB board. The L-pole pin includes a connecting portion and a mounting portion. The connecting portion and the mounting portion are integrally bent and formed. The mounting portion is at the lower end of the connecting portion. The mounting portion is plugged into the main PCB board and welded and installed. The mounting portion includes a first mounting arm and a second mounting arm. The first mounting arm and the second mounting arm have the same height. The first mounting arm is perpendicular to one side of the second mounting arm. The connecting portion is above the first mounting arm. A first mounting foot is provided below the first mounting arm. A second mounting foot is provided below the second mounting arm. A mounting foot and a second mounting foot are both inserted into the main PCB board; the first mounting foot includes a first supporting block and a first limiting block, the first limiting block is on one side above the first supporting block, the step difference between the first limiting block and the first supporting block forms a first step portion, and the step difference between the first limiting block and the first mounting arm forms a second step portion; the second mounting foot includes a second supporting block and a second limiting block, the second limiting block is on one side above the second supporting block, the step difference between the second limiting block and the second supporting block forms a third step portion, the step difference between the second limiting block and the second mounting arm forms a third step portion, and the step difference between the second limiting block and the second mounting arm forms a fourth step portion, and the first limiting block and the second limiting block have the same height.

[0011] A micro switch is connected to the PCB board of the wireless module and corresponds to the position of the switch button. The switch button includes a button body with a cylindrical structure. The button body is provided with a first elastic arm and a second elastic arm with an arc structure. The first elastic arm is bent in a clockwise direction along the center of the button body, and the second elastic arm is bent in a clockwise direction along the center of the button body. The first elastic arm and the second elastic arm are symmetrical structures rotated 180 degrees along the center of the button body. The first elastic arm and the second elastic arm are both spaced apart from the button body. A first positioning portion is provided on the outer side of the first elastic arm, and a second positioning portion is provided on the outer side of the second elastic arm. The first positioning portion and the second positioning portion have the same structure and are on the same horizontal plane. The rear sides of the first positioning portion and the second positioning portion are both plugged into the back cover, and a pressure column extends outward from the bottom of the button body to contact the micro switch.

[0012] The first positioning portion includes a support platform of a cylindrical structure, which is arranged horizontally, and the axis of the support platform is perpendicular to the axis of the button body. A plug post is provided on the rear side of the support platform, and the plug post is coaxially arranged with the support platform. The diameter of the plug post is smaller than the diameter of the support platform. A positioning groove is provided on the back cover to be plugged into the plug post, and a pressure strip extending toward the back cover is provided on the back side of the front cover to abut against the front side of the support platform, and the first positioning portion is installed and fixed between the pressure strip and the positioning groove.

[0013] The button body includes a pressing part and a fixing part, both of which are cylindrical structures. The pressing part and the fixing part are coaxially arranged, the pressing part is above the fixing part, the diameter of the pressing part is smaller than the diameter of the fixing part, the top surface of the pressing part is flush with the top surface of the back cover, and the first elastic arm and the second elastic arm are both connected to the side of the fixing part.

[0014] Compared with the prior art, the smart socket of the present application has a compact layout and is easy and quick to install. The shell adopts a snap-on connection method, and the internal space of the shell is larger after the screw holes and screw columns are eliminated. The internal electronic components are arranged more compactly, making the assembly method of the entire socket simple. The PCB board of the wireless module in the present application adopts a horizontal installation mode, which can also make the spatial structure of the shell more compact, so that the size of the socket can be made smaller. The PCB board of the wireless module is firmly fixed in the shell by the first slot on the front cover, which effectively prevents the PCB board from being deformed due to uneven force when the switch button is pressed. In addition, the L-pole pin and the N-pole pin in the present application are designed to have two welding points to be welded to the main PCB board, which solves the problem of a single welding point, which is easy to cause the pad of the main PCB board to be lifted and fallen off when plugged in and out, thereby ensuring the quality and pass rate of product welding. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 : A three-dimensional structural diagram of this application;

[0016] Figure 2 : Internal structure diagram of this application;

[0017] Figure 3 : Schematic diagram of the three-dimensional structure of the front cover;

[0018] Figure 4 : Three-dimensional structure diagram of light guide plate;

[0019] Figure 5 : Three-dimensional structure diagram of the light guide plate from another direction;

[0020] Figure 6 : Schematic diagram of the installation structure of the light guide plate and the front cover;

[0021] Figure 7 : Three-dimensional structure diagram of the back cover;

[0022] Figure 8 : Back cover main view;

[0023] Fig. 9 : 3D structure diagram of switch button;

[0024] Fig.10 : Schematic diagram of the bottom structure of the switch button;

[0025] Fig.11: Top view of the switch button;

[0026] Fig.12 : Schematic diagram of the switch button installation effect;

[0027] Fig.13 : L-pole pin three-dimensional structure diagram;

[0028] Fig.14 : Top view of L-pole pin;

[0029] Fig.15 : Schematic diagram of the L-pole pin installation structure. DETAILED DESCRIPTION

[0030] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the accompanying drawings in the embodiments of the present invention.

[0031] Specific embodiment 1: Please refer to Figures 1 to 15 In the embodiment of the utility model, a smart socket includes a shell 1, a main PCB board 5 and a wireless module PCB board 6 are arranged in the shell 1, the shell 1 includes a front cover 2 and a rear cover 3, the front cover 2 and the rear cover 3 are snap-fitted and installed, a receiving cavity 301 is arranged in the rear cover 3, the main PCB board 5 and the wireless module PCB board 6 are both installed in the receiving cavity 301, in the present application, the shell 1 is a rectangular structure, the four end corners of the shell 1 are all arc surface structures, the rear end of the front cover 2 extends toward the rear cover 3 with at least two plug-in boards 203, in the present application, the rear end of the front cover 2 is provided with four plug-in boards 203, the plug-in boards 2 03 are respectively provided with two first fixing through holes 203-1 on the plug plate 203 at the four end corner positions, and a sliding groove 203-2 arranged along the transverse direction is provided on the inner side of the plug plate 203, and the sliding groove 203-2 is communicated with the first fixing through hole 203-1, and a raised first positioning platform 305 is provided on the inner side of the rear cover 3 in the sliding groove 203-2 and is snap-connected with the first fixing through hole 203-1. When the front cover 2 and the rear cover 3 are assembled, the first positioning platform 305 slides along the sliding groove 203-2 until the first positioning platform 305 is snap-connected in the first fixing through hole 203-1, and the assembly of the shell 1 is completed.

[0032] The main PCB board 5 is installed in the back cover 3 along the vertical direction. The back cover 3 is provided with a plurality of raised support platforms 1201 and steps 302 along the accommodating cavity 301 thereof for supporting the main PCB board 5, which can effectively support the main PCB board 5 and limit its installation.

[0033] The front cover 2 is provided with a three-phase socket 201 and a two-phase socket 202. The two-phase sockets are symmetrical with the socket directly above the three-phase socket 201 as the center. The front cover 2 is also provided with an indicator light module 4. The rear end of the rear cover 3 is plugged with a three-phase pin 15.

[0034] The indicator light module 4 includes a light guide plate 401 and a light emitting diode 402. The light emitting diode 402 is welded on the PCB board of the wireless module. The light guide plate 401 is snap-fitted to the rear side of the front cover 2. The light guide plate 401 is made of a light diffusion material. In the present application, the light guide plate 401 is made of PC plus a light diffusion agent to synthesize a light-transmitting but opaque light diffusion material, so that the light is uniform, obvious but not dazzling. A rectangular concave fixing groove 204 is provided on the rear side of the front cover 2. The light guide plate 401 is snap-fitted to the fixing groove 204. The side walls on the left and right sides of the fixing groove 204 are respectively provided with second fixing through holes 204-1. The light guide plate 401 includes a supporting portion 401-1, and the supporting portion The front side of 401-1 is provided with a light guide column 401-2 extending outward, and the light guide column 401-2 passes through the front cover 2 as an indicator light. A positioning plate 401-3 extends horizontally on the upper rear side of the support part 401-1 in the direction of the rear cover 3. The front cover 2 is provided with a light guide hole that matches the position of the light guide column 401-2. The left and right sides of the support part 401-1 are respectively provided with a raised second positioning platform 401-4 that is snap-fitted with the second fixed through hole 204-1. The light-emitting diode 402 is on the rear side of the support part 401-1 and below the positioning plate 401-3. The light guide plate 401 of the present application is installed with the housing 1 by snap-on connection, which is easy and quick to install, simpler than screw fixing and saves costs. The indicator light module 4 of the present application is used for: power indicator light, alarm indicator light, network connection indicator light function, and ensures correct lighting and extinguishing. The light-emitting diode 402 is a three-color LED light function indicator, which is red, yellow and green, and displays different colors of lights according to different states.

[0035] In the present application, the wireless module PCB board 6 is plugged in and the signal is connected above the main PCB board 5. The wireless module PCB board 6 is arranged horizontally, and the wireless module PCB board 6 is perpendicular to the main PCB board 5. The rear side of the wireless module PCB board 6 is provided with at least two insertion strips 601. In the present application, two insertion strips 601 are provided. The main PCB board 5 is provided with a first positioning hole corresponding to the position of the insertion strip 601. The front side of the wireless module PCB board 6 is plugged in with the fixing groove 204. The left and right side walls of the fixing groove 204 are provided with a first slot 204-2 with a concave opening structure toward the back cover 3. The front side of the wireless module PCB board 6 is inserted into the first slot 204-2. When the front cover 2 is buckled, the first slots 204-2 on both sides of the fixing groove 204 can engage the wireless module PCB board 6. The installation method is simple and quick, ensuring the stability of the wireless module PCB board 6 in the shell 1.

[0036] Three second positioning holes 303 are provided on the rear side of the rear cover 3 to correspond to the positions of the three-phase pins 15. The second positioning holes 303 are of a rectangular structure. The left and right side walls of the second positioning holes 303 are respectively provided with raised semicircular portions 304 to squeeze and contact with the corresponding pins. When the three-phase pins 15 are correspondingly inserted into the second holes, the semicircular raised structure meets the tight fit requirements of the three-phase pins 15 and the rear cover 3 to avoid shaking and causing abnormalities such as poor signal contact.

[0037] The three-phase pin 15 includes a ground pin 16, an L-pole pin 17 and an N-pole pin 18. The L-pole pin 17 and the N-pole pin 18 have the same structure and are symmetrical with the ground pin 16 as the center. The L-pole pin 17 and the N-pole pin 18 are both welded to the main PCB board 5. The L-pole pin 17 includes a connecting portion 1701 and a mounting portion 1702. The connecting portion 1701 and the mounting portion 1702 are integrally bent and formed. The mounting portion 1702 is at the lower end of the connecting portion 1701. The mounting portion 1702 is plugged and welded to the main PCB board 5. The mounting portion 1702 includes a first mounting arm 1702-1 The first mounting arm 1702-1 and the second mounting arm 1702-2 have the same height, the first mounting arm 1702-1 is perpendicular to one side of the second mounting arm 1702-2, the connecting portion 1701 is above the first mounting arm 1702-1, a first mounting foot 1702-3 is provided below the first mounting arm 1702-1, a second mounting foot 1702-4 is provided below the second mounting arm 1702-2, the first mounting foot 1702-3 and the second mounting foot 1702-4 are both inserted into the main PCB board 5; the first mounting foot 1702-3 includes a first The support block 1702-3-1 and the first limit block 1702-3-2, the first limit block 1702-3-2 is on one side above the first support block 1702-3-1, the step difference between the first limit block 1702-3-2 and the first support block 1702-3-1 forms a first step portion 1702-5, and the step difference between the first limit block 1702-3-2 and the first mounting arm 1702-1 forms a second step portion 1705-6; the second mounting foot 1702-4 includes a second support block 1702-4-1 and a second limit block 1702-4-2, and the second limit block 1702-4-2 is on one side above the second support block 1702-4-1, the step difference between the second limit block 1702-4-2 and the second support block 1702-4-1 forms a third step portion 1705-7, the step difference between the second limit block 1702-4-2 and the second mounting arm 1702-2 forms a third step portion 1705-7, the first limit block 1702-3-2 and the second limit block 1702-4-2 have the same height, and the step difference between the second limit block 1702-4-2 and the second mounting arm 1702-2 forms a fourth step portion 1702-8.When assembling the L-pole pin 17 and the main PCB board 5, the first support block 1702-3-1 and the second support block 1702-4-1 on the L-pole pin 17 are both on one side of the main PCB board 5, and the first limit block 1702-3-2 and the second limit block 1702-4-2 are on the other side of the main PCB board 5, that is, there are two welding points between the L-pole pin 17 and the main PCB board 5, and there is a right angle position relationship between the two welding points, so that the L-pole pin 17 has strong stability when inserted on the main PCB board 5, and when welding it, it can prevent the abnormality that the PCB board pad is easily lifted and detached when plugging and unplugging, ensuring the stability of welding quality and effectively improving its production efficiency. The structure and working principle of the N-pole pin 18 are the same as those of the L-pole pin 17 and will not be repeated.

[0038] A switch button 8 is installed above the back cover 3, and a micro switch 7 is connected to the wireless module PCB board 6, corresponding to the position of the switch button 8. The switch button 8 includes a button body 9 of a cylindrical structure, and the button body 9 is provided with a first elastic arm 10 and a second elastic arm 11 of an arc structure. The first elastic arm 10 is bent clockwise along the center of the button body 9, and the second elastic arm 11 is bent clockwise along the center of the button body 9. The first elastic arm 10 and the second elastic arm 11 are symmetrically arranged 180 degrees around the center of the button body 9. The bending angles of the first elastic arm 10 and the second elastic arm 11 are both greater than 1 / 4 of the key body 9. The first elastic arm 10 and the second elastic arm 11 are spaced apart from the key body 9. A first positioning portion 12 is provided on the outside of the first elastic arm 10, and a second positioning portion 13 is provided on the outside of the second elastic arm 11. The first positioning portion 12 and the second positioning portion 13 have the same structure and are on the same horizontal plane. The rear sides of the first positioning portion 12 and the second positioning portion 13 are both plugged into the rear cover 3. A pressure column 14 extends outward from the bottom of the key body 9 to contact the micro switch 7. When the switch key 8 is assembled, after the switch key 8 is placed, the pressure column 14 on the switch key 8 is in contact with the micro switch 7.

[0039] The first positioning portion 12 includes a support platform 1201 of a cylindrical structure. The support platform 1201 is arranged horizontally, and the axis of the support platform 1201 is perpendicular to the axis of the key body 9. A plug post 1202 is provided on the rear side of the support platform 1201. The plug post 1202 is coaxially arranged with the support platform 1201, and the diameter of the plug post is smaller than the diameter of the support platform 1201. A positioning groove 306 is provided on the back cover 3 to be plugged into the plug post 1202. A pressure strip 205 extending toward the back cover 3 is provided on the rear side of the front cover 2 to abut against the front side of the support platform 1201. The first positioning portion 12 is installed and fixed between the pressure strip 205 and the positioning groove 306. That is, when the front cover 2 is buckled, the pressure strip 205 will squeeze the end face of the support platform 1201, so that the plug post 1202 can be firmly inserted into the positioning groove 306, thereby ensuring the stability of the position of the key switch in the shell 1.

[0040] The key body 9 includes a pressing portion 901 and a fixing portion 902, both of which are cylindrical structures, and are coaxially arranged with the pressing portion 901 above the fixing portion 902. The diameter of the pressing portion 901 is smaller than the diameter of the fixing portion 902, and the top surface of the pressing portion 901 is flush with the top surface of the rear cover 3. The first elastic arm 10 and the second elastic arm 11 are both connected to the side of the fixing portion 902. The key switch structure of the present application is highly symmetrical, has uniform force, has a good pressing feel, and is compactly assembled with the housing 1, and is quick to install.

[0041] Compared with the prior art, the smart socket of the present application has a compact layout and is easy and quick to install. The shell adopts a snap-on connection method, and the internal space of the shell is larger after the screw holes and screw columns are eliminated. The internal electronic components are arranged more compactly, making the assembly method of the entire socket simple. The PCB board of the wireless module in the present application adopts a horizontal installation mode, which can also make the spatial structure of the shell more compact, so that the size of the socket can be made smaller. The PCB board of the wireless module is firmly fixed in the shell by the first slot on the front cover, which effectively prevents the PCB board from being deformed due to uneven force when the switch button is pressed. In addition, the L-pole pin and the N-pole pin in the present application are designed to have two welding points to be welded to the main PCB board, which solves the problem of a single welding point, which is easy to cause the pad of the main PCB board to be lifted and fallen off when plugged in and out, thereby ensuring the quality and pass rate of product welding.

[0042] It is obvious to those skilled in the art that the present invention is not limited to the details of the foregoing exemplary embodiments, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, from any point of view, the embodiments should be regarded as exemplary and non-restrictive, and the scope of the present invention is defined by the appended claims rather than the foregoing description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims are included in the present invention. Any reference numeral in a claim should not be regarded as limiting the claim to which it relates.

[0043] In addition, it should be understood that although the present specification is described according to implementation modes, not every implementation mode contains only one independent technical solution. This description of the specification is only for the sake of clarity. Those skilled in the art should regard the specification as a whole. The technical solutions in each embodiment may also be appropriately combined to form other implementation modes that can be understood by those skilled in the art.

Claims

1. A smart socket, characterized in that: The invention comprises a shell, in which a main PCB board and a wireless module PCB board are arranged, the shell comprises a front cover and a rear cover, the front cover and the rear cover are buckled and installed, a receiving cavity is arranged in the rear cover, the main PCB board and the wireless module PCB board are both installed in the receiving cavity, the main PCB board is installed in the rear cover along the vertical direction, the wireless module PCB board is plugged in and the signal is connected above the main PCB board, the wireless module PCB board is arranged along the horizontal direction, the wireless module PCB board and the main PCB board are perpendicular to each other, a switch button is installed above the rear cover, a three-phase jack and a two-phase jack are arranged on the front cover, the two-phase jack is symmetrical with the jack directly above the three-phase jack as the center, an indicator light module is also arranged on the front cover, and a three-phase pin is plugged in the rear end of the rear cover.

2. The smart socket according to claim 1, characterized in that: At least two plug plates are extended from the rear end of the front cover toward the rear cover, and at least one first fixing through hole is provided on the plug plate. A slide groove is provided along the transverse direction on the inner side of the plug plate, and the slide groove is communicated with the first fixing through hole. A raised first positioning platform is provided on the inner side of the rear cover, which is in the slide groove and snap-connected with the first fixing through hole.

3. The smart socket according to claim 2, characterized in that: The indicator light module includes a light guide plate and a light emitting diode, which is welded on the PCB board of the wireless module, and the light guide plate is buckled and installed on the rear side of the front cover. The light guide plate is made of light diffusion material, and the rear side of the front cover is provided with a fixing groove with a rectangular structure concave, and the light guide plate is buckled and installed in the fixing groove. The side walls on the left and right sides of the fixing groove are respectively provided with second fixing through holes, and the light guide plate includes a supporting part, and the front side of the supporting part is provided with a light guide column extending outward, and a positioning plate is horizontally extended on the upper rear side of the supporting part in the direction of the rear cover, and the front cover is provided with a light guide hole that matches the position of the light guide column, and the left and right sides of the supporting part are respectively provided with a raised second positioning platform that is snap-connected with the second fixing through hole, and the light emitting diode is on the rear side of the supporting part and below the positioning plate.

4. The smart socket according to claim 2, characterized in that: At least two insertion strips are provided on the rear side of the wireless module PCB board, a first positioning hole is correspondingly provided on the main PCB board and plugged into the insertion strip position, the front side of the wireless module PCB board is plugged into the fixing groove, and a first slot with a concave opening structure is provided on the left and right side walls of the fixing groove toward the rear cover, and the front side of the wireless module PCB board is inserted into the first slot.

5. The smart socket according to claim 4, characterized in that: The rear side of the rear cover is provided with three second positioning holes corresponding to the positions of the three-phase plug pins. The second positioning holes are rectangular in structure. The left and right side walls of the second positioning holes are respectively provided with raised semicircular parts for pressing and contacting with the corresponding plug pins.

6. The smart socket according to claim 5, characterized in that: The three-phase pin includes a ground pin, an L-pole pin and an N-pole pin. The L-pole pin and the N-pole pin have the same structure and are symmetrical with the ground pin as the center. The L-pole pin and the N-pole pin are both welded to the main PCB board. The L-pole pin includes a connecting portion and a mounting portion. The connecting portion and the mounting portion are integrally bent and formed. The mounting portion is at the lower end of the connecting portion. The mounting portion is plugged into the main PCB board and welded and installed. The mounting portion includes a first mounting arm and a second mounting arm. The first mounting arm and the second mounting arm have the same height. The first mounting arm is perpendicular to one side of the second mounting arm. The connecting portion is above the first mounting arm. A first mounting foot is provided below the first mounting arm. A second mounting foot is provided below the second mounting arm. A mounting foot and a second mounting foot are both inserted into the main PCB board; the first mounting foot includes a first supporting block and a first limiting block, the first limiting block is on one side above the first supporting block, the step difference between the first limiting block and the first supporting block forms a first step portion, and the step difference between the first limiting block and the first mounting arm forms a second step portion; the second mounting foot includes a second supporting block and a second limiting block, the second limiting block is on one side above the second supporting block, the step difference between the second limiting block and the second supporting block forms a third step portion, the step difference between the second limiting block and the second mounting arm forms a third step portion, and the step difference between the second limiting block and the second mounting arm forms a fourth step portion, and the first limiting block and the second limiting block have the same height.

7. The smart socket according to claim 6, characterized in that: A micro switch is connected to the PCB board of the wireless module and corresponds to the position of the switch button. The switch button includes a button body with a cylindrical structure. The button body is provided with a first elastic arm and a second elastic arm with an arc structure. The first elastic arm is bent in a clockwise direction along the center of the button body, and the second elastic arm is bent in a clockwise direction along the center of the button body. The first elastic arm and the second elastic arm are symmetrical structures rotated 180 degrees along the center of the button body. The first elastic arm and the second elastic arm are both spaced apart from the button body. A first positioning portion is provided on the outer side of the first elastic arm, and a second positioning portion is provided on the outer side of the second elastic arm. The first positioning portion and the second positioning portion have the same structure and are on the same horizontal plane. The rear sides of the first positioning portion and the second positioning portion are both plugged into the back cover, and a pressure column extends outward from the bottom of the button body to contact the micro switch.

8. The smart socket according to claim 7, characterized in that: The first positioning portion includes a support platform of a cylindrical structure, which is arranged horizontally, and the axis of the support platform is perpendicular to the axis of the button body. A plug post is provided on the rear side of the support platform, and the plug post is coaxially arranged with the support platform. The diameter of the plug post is smaller than the diameter of the support platform. A positioning groove is provided on the back cover to be plugged into the plug post, and a pressure strip extending toward the back cover is provided on the back side of the front cover to abut against the front side of the support platform, and the first positioning portion is installed and fixed between the pressure strip and the positioning groove.

9. The smart socket according to claim 8, characterized in that: The button body includes a pressing part and a fixing part, both of which are cylindrical structures. The pressing part and the fixing part are coaxially arranged, the pressing part is above the fixing part, the diameter of the pressing part is smaller than the diameter of the fixing part, the top surface of the pressing part is flush with the top surface of the back cover, and the first elastic arm and the second elastic arm are both connected to the side of the fixing part.

Images