Wall socket

Abstract

The wall socket comprises an installation module and a panel module, the installation module is provided with a wiring port, one side, opposite to the installation module, of the panel module is provided with a jack, the panel module is internally provided with a plug bush assembly corresponding to the jack, the panel module is detachably installed on the installation module, one side, facing the panel module, of the installation module is provided with an installation groove, and the installation groove is internally provided with a plug bush assembly corresponding to the jack. At least two wiring terminals are assembled in the mounting groove, each wiring terminal is connected with a conductive elastic sheet, one side, facing the mounting module, of the panel module is provided with a contact hole and a power connection elastic sheet corresponding to the contact hole, the power connection elastic sheet is connected to the plug bush assembly, a pressing plate is arranged in the mounting groove, the pressing plate is provided with a wiring through hole, and the wiring through hole is communicated with the conductive elastic sheet. And the power connection elastic sheet is elastically abutted against the conductive elastic sheet through the wiring through hole. According to the utility model, the panel module is detachably connected with the installation module, so that the panel module is convenient to replace so as to adapt to plugs with different requirements, the power connection elastic sheets and the conductive elastic sheets in the panel module are elastically abutted, so that stable electric connection can be ensured, and the service life is prolonged.

Description

TECHNICAL FIELD

[0001] The utility model relates to electrical equipment, concretely relates to a wall socket. BACKGROUND

[0002] Wall socket is one of the necessities of modern society, and the existing wall socket is divided into many kinds, which can be divided into three holes, four holes and five holes according to the number of jack, and the five holes on the market are divided into inclined five holes and vertical five holes. Generally, wall socket will not be adjusted after decoration, and the existing electrical products are various, if the wall socket reserved before is not enough to meet the electrical plug, at this time, plug converter or wall socket replacement is needed, but the plug converter protrudes from the wall surface, which is not conducive to maintaining the overall appearance, and the overall replacement of wall socket has the risk of damaging the wall and the secret box, therefore, it is necessary to design a wall socket which is convenient to replace the jack. SUMMARY

[0003] The utility model aims at overcoming at least one defect of prior art, and provides a wall socket.

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

[0005] The utility model provides a wall socket, including installation module and panel module, the installation module is used for assembling in wall and is equipped with wiring port, one side of panel module opposite installation module is equipped with jack, be equipped with with the jack corresponding bushing subassembly in panel module, panel module can be detached from installation module, one side of installation module to panel module is equipped with installation groove, at least two wiring terminals are assembled in installation groove, each wiring terminal is connected with conducting elastic sheet, one side of panel module to installation module is equipped with contact hole and with contact hole corresponding electricity contact spring, electricity contact spring is connected on bushing subassembly, still be provided with the pressing plate for limiting wiring terminal in installation groove, the pressing plate is equipped with with conducting elastic sheet corresponding wiring through -hole, electricity contact spring and conducting elastic sheet pass through wiring through -hole and be in elastic abutment.

[0006] Preferably, the edge of the pressing plate is provided with a buckling leg, and the installation module is provided with an inverted buckle corresponding to the buckling leg.

[0007] Preferably, the inverted buckle is arranged on the side of the installation module opposite to the panel module, the groove bottom of the installation groove is provided with a through hole, and the through hole is adjacent to the inverted buckle, and the buckling leg passes through the through hole and is engaged with the inverted buckle.

[0008] Preferably, the side of the panel module facing the mounting module is provided with a first buckle, and the edge of the mounting module is provided with a second buckle, the first buckle and the second buckle are mutually buckled to form a detachable connection.

[0009] Preferably, the edge of the panel module is provided with at least one disassembly slot, and at least one first buckle is exposed from the disassembly slot, and the first buckle and the second buckle mutually buckled are separated through the disassembly slot.

[0010] Preferably, the panel module is provided with three contact holes, the pressing plate is provided with three wire through holes, and the three contact holes and the three wire through holes correspond one by one.

[0011] Preferably, one of the wire through holes of the pressing plate is provided with a first detachable baffle, and / or one of the contact holes of the panel module is provided with a second detachable baffle.

[0012] Preferably, the wire terminal comprises a wire frame opposite to the wire port for external wiring, the wire frame is provided with a wire screw, the tail of the wire screw can extend into the wire frame, the wire frame side facing the panel module is connected with the conductive spring piece, the other end of the conductive spring piece extends towards the head of the wire screw, and the middle part of the conductive spring piece protrudes in the direction close to the panel module.

[0013] Preferably, the panel module comprises a containing base and a panel body, the bottom wall of the containing base is provided with the contact hole, the containing cavity of the containing base is provided with the plug sleeve assembly, the plug sleeve assembly is connected with the electrically conductive spring piece, the containing cavity is closed by the panel body, the panel body is provided with the jack hole corresponding to the plug sleeve assembly, and the edge of the panel body is provided with a first buckle, the first buckle and the second buckle provided on the mounting module are mutually buckled.

[0014] Preferably, the panel module comprises a containing base, and the containing cavity of the containing base is further provided with a protection door, the protection door shields the jack hole when the jack hole is not matched with the plug.

[0015] Preferably, the panel module comprises a first panel module and a second panel module, the first panel module is provided with a three-phase jack hole and / or a two-phase jack hole, the plug sleeve assembly of the second panel module is connected with a converter, the second panel module is provided with a USB jack hole at a position corresponding to the converter; the first panel module is installed on the mounting module, or the second panel module is installed on the mounting module.

[0016] Preferably, the panel module is provided with two-phase jacks as the jacks, the back of the panel module is provided with two contact holes; the bottom surface of the mounting groove is provided with three terminal grooves separated from each other, two of the terminal grooves are each provided with a terminal, the pressing plate is provided with two wire through holes corresponding to the two terminal grooves provided with the terminals, and the pressing plate covers the other terminal groove.

[0017] Preferably, one of the wire through holes of the pressing plate is provided with a first cover plate which is easy to disassemble, the first cover plate is integrally injection molded with the pressing plate, a connecting groove is formed at the connection between the first cover plate and the pressing plate, so that the connection is thinned and easy to disassemble.

[0018] Preferably, the bottom surface of the mounting groove is provided with three terminal grooves arranged side by side and separated from each other, each of the terminal grooves is provided with a terminal, and the bottom of each of the terminal grooves is provided with a through hole as the wire port.

[0019] The wall socket of the utility model, the panel module and the mounting module are detachably connected, the panel module is convenient to replace, different plug requirements are adapted, and the overall disassembly of the socket or the setting of the plug converter does not damage the appearance, wherein the electrically-conductive elastic sheet and the conductive elastic sheet in the panel module are elastically abutted, stable electrical connection is guaranteed, wear caused by plug-in cooperation is avoided, and the service life is prolonged.

[0020] In addition, the pressing plate and the mounting module are matched by the buckling leg and the reverse buckling, the terminal is limited by the pressing plate after wiring is completed, has the advantage of stable wiring, and in particular, the reverse buckling and the buckling leg are matched outside the mounting module, internal space is saved, and cooperation stability is improved.

[0021] In addition, the disassembly groove is configured, the first buckle and the second buckle which are clamped together are separated by using a tool, and the panel module is disassembled and assembled.

[0022] In addition, the first cover plate which is easy to disassemble is arranged on one of the wire through holes of the pressing plate, when the panel module with only two-phase jacks is installed on the mounting module, one wire through hole is covered by the first cover plate, safety is improved, the panel module with only two-phase jacks can share the same pressing plate with the panel module with three-phase jacks, different molds are not used, different pressing plates are not manufactured, and cost is reduced.

[0023] In addition, the wall socket comprises a first panel module and a second panel module as the panel modules, the sleeve assembly of the second panel module is connected with a converter, a USB jack is arranged at a position corresponding to the converter, and USB function is provided.

[0024] In addition, a protection door is arranged in the panel module, and the jack is shielded by the protection door to prevent electric shock. BRIEF DESCRIPTION OF DRAWINGS

[0025] Figure 1 is a structural schematic view of the wall socket in the utility model when replacing the panel module;

[0026] Figure 2 is a structural schematic view of the wall socket in the utility model;

[0027] Figure 3 is a structural schematic view of the wall socket in the utility model;

[0028] Figure 4 is a structural schematic view of the first buckle and the second buckle in the dismounting groove and in the clamping state;

[0029] Figure 5 is a structural schematic view of the internal structure of the installation module in the utility model;

[0030] Figure 6 is a structural schematic view of the installation module in the utility model;

[0031] Figure 7 is a structural schematic view of the side of the installation module opposite to the panel module in the utility model;

[0032] Figure 8 is a structural schematic view of the side of the panel module provided with the jack in the utility model;

[0033] Figure 9 is a structural schematic view of the side of the panel module provided with the contact hole in the utility model;

[0034] Reference signs: 1 - installation module, 101 - second buckle, 11 - installation groove, 111 - terminal groove, 112 - reverse buckle, 113 - through hole, 12 - pressing plate, 121 - wiring through hole, 122 - buckling leg, 13 - wiring terminal, 131 - wiring frame, 132 - wiring screw, 14 - conductive elastic sheet, 15 - wiring port, 2 - panel module, 201 - jack, 202 - dismounting groove, 21 - panel body, 211 - first buckle, 22 - accommodating base, 221 - contact hole, 23 - power contact elastic sheet. DETAILED DESCRIPTION

[0035] The following embodiments are further described in combination with the accompanying drawings to further illustrate the specific implementation of the wall socket of the utility model. The wall socket of the utility model is not limited to the description of the following embodiments.

[0036] The wall socket comprises a mounting module 1 and a panel module 2, the mounting module 1 is assembled in a wall box on the wall, the mounting module 1 is provided with three wire ports 15, the mounting module 1 is internally provided with wire terminals 13 corresponding to the three wire ports 15, wires connected to an external three-phase circuit are connected to the wire terminals 13 in the mounting module 1 through the three wire ports 15, so as to connect the wall socket to the three-phase circuit; the panel module 2 is fixedly arranged on the mounting module 1, the panel module 2 is provided with a contact hole 221 on the side facing the mounting module 1, and the panel module 2 is provided with a plug hole 201 on the side away from the mounting module 1, the panel module 2 is internally assembled with a plug sleeve assembly (not shown), the plug sleeve assembly corresponds to the plug hole 201, an external plug is connected to the plug sleeve assembly through the plug hole 201, and the plug sleeve assembly is connected to the wire terminals 13 through the contact hole 221, so as to supply power to external electrical equipment. Generally, the panel module 2 is further provided with a protection door, the protection door shields the plug hole 201 when the plug hole 201 is not matched with the plug, so as to prevent electric shock.

[0037] The improvement of the present application is that the panel module 2 is detachably mounted on the mounting module 1, the mounting module 1 is provided with a mounting groove 11 on the side facing the panel module 2, the mounting groove 11 is assembled with wire terminals 13 connected to three-phase power lines respectively, each wire terminal 13 is connected with a conductive spring piece 14, all the conductive spring pieces 14 are arranged side by side, the panel module 2 is provided with an electricity contact spring piece 23 on the side facing the mounting module 1, the electricity contact spring piece 23 is connected to the plug sleeve assembly, the mounting groove 11 is further provided with a pressing plate 12 for limiting the wire terminals 13, the pressing plate 12 is provided with wire through holes 121 corresponding to the conductive spring pieces 14, and the electricity contact spring piece 23 electrically connected to the plug sleeve assembly and the conductive spring pieces 14 elastically abut through the wire through holes 121.

[0038] In this way, the panel module 2 and the mounting module 1 are detachably connected, the panel module 2 is convenient to replace, so as to adapt to plugs with different requirements, avoid damaging the appearance by disassembling the whole socket or setting a plug converter, wherein the electricity contact spring piece 23 in the panel module 2 and the conductive spring pieces 14 elastically abut, which can not only ensure stable electrical connection, but also avoid wear and tear caused by plug-in cooperation, thereby prolonging the service life.

[0039] Preferably, the edge of the pressing plate 12 is provided with a buckling foot 122, and the mounting module 1 is provided with a reverse buckle 112 corresponding to the buckling foot 122, so that the terminal 13 is limited by the pressing plate 12 after the wiring is completed, and the wiring is stable. Further, the reverse buckle 112 is arranged on the side of the mounting module 1 facing away from the panel, that is, the reverse buckle 112 is located on the outer surface of the mounting module 1, the groove bottom of the mounting groove 11 is provided with a through hole 113, and the through hole 113 is adjacent to the reverse buckle 112. The buckling foot 122 passes through the through hole 113 and is engaged with the reverse buckle 112 outside the mounting module 1, which can save internal space and improve the stability of the cooperation.

[0040] Preferably, the side of the panel module 2 facing the mounting module 1 is provided with a first buckle 211, and the edge of the mounting module 1 is provided with a second buckle 101, the first buckle 211 and the second buckle 101 are engaged with each other to form a detachable connection, wherein the first buckle 211 and the second buckle 101 are both protruding convex structures, the first buckle 211 and the second buckle 101 both have a hook part, and the hook parts of the first buckle 211 and the second buckle 101 are engaged with each other to form a clamping structure. Further, the first buckles 211 are symmetrically and dispersedly distributed around the panel module 2, and correspondingly, the second buckles 101 are also symmetrically and dispersedly distributed around the mounting module 1.

[0041] Further, at least one dismounting groove 202 is arranged at the edge of the panel module 2, and at least one first buckle 211 is exposed from the dismounting groove 202. Preferably, the number of the dismounting grooves 202 corresponds to the number of the first buckles 211, a tool is inserted into the dismounting groove 202 and rotated, so that the first buckles 211 and the second buckles 101 are separated from each other, and the panel module 2 is dismounted from the mounting module 1.

[0042] In combination Figures 1-9 A specific embodiment of a wall socket is provided.

[0043] The wall socket comprises a mounting module 1 and a panel module 2, the mounting module 1 is fixedly assembled in a hidden box of a wall, and the panel module 2 forms a detachable structure with the mounting module 1, which facilitates the replacement of the panel module 2 according to the demand of the socket 201. Preferably, the wall socket comprises at least two kinds of panel modules 2, at least one of which has three-phase sockets 201, and at least another of which has two-phase sockets 201. For example, the wall socket comprises three kinds of panel modules 2, one of which is provided with three-phase sockets 201 and two-phase sockets 201, that is, Figure 1 The middle panel module 2 has five sockets 201, and the other two panel modules 2 are respectively provided with three-phase sockets 201 and two-phase sockets 201, Figure 1As shown, the panel module 2 with five jacks 201 is exchanged with the panel module 2 with three jacks 201 to adapt to different plugs.

[0044] Specifically, the mounting module 1 comprises a housing with one side open, the internal space of the housing forms a mounting groove 11, Figure 1 In the mounting module 1, the housing is rectangular, the open side of the housing faces the panel module 2, the mounting groove 11 faces the panel body 21, three wire ports 15 are opened on the groove bottom of the mounting groove 11, Figure 7 In the mounting module 1, the three wire ports 15 are arranged side by side, three parallel wire terminals 13 are assembled in the mounting groove 11, each wire terminal 13 corresponds to one wire port 15, the wire connected to the three-phase power supply line passes through the wire port 15 and is connected to the wire terminal 13; a pressing plate 12 is assembled in the mounting groove 11, the pressing plate 12 and the mounting groove 11 are connected through the buckling leg 122 and the reverse buckling 112, the middle part of the pressing plate 12 is provided with three parallel wire through holes 121, the conductive spring piece 14 connected to the wire terminal 13 corresponds to the wire through hole 121, which facilitates electrical connection with the socket assembly in the panel module 2.

[0045] As shown in Figure 2 , 5 As shown in FIG. 7, the mounting groove 11 is a stepped groove with a low middle and high periphery, the side wall of the housing surrounding the mounting groove 11 is provided with small protrusions as the second buckles 101, Figure 5 In the mounting module 1, the side wall of the housing is provided with two pairs of second buckles 101 arranged at intervals; the middle part of the groove bottom of the mounting groove 11 is further recessed to form a groove, so that the side of the housing opposite to the panel module 2 forms a stepped surface with a convex middle and a gradually decreasing periphery, the inside of the groove is provided with a partition, the space inside the groove is divided into three parallel terminal grooves 111 by the partition, one wire terminal 13 is correspondingly assembled in each terminal groove 111, and in this embodiment, a through hole as the wire port 15 is opened on the groove bottom of each terminal groove 111.

[0046] The through hole 113 is opened on the groove bottom of the mounting groove 11 outside the groove, Figure 5 , 7 In the mounting module 1, the through hole 113 is opened on the groove bottom of the mounting groove 11 outside the opposite sides of the groove, the reverse buckling 112 is arranged on the side of the mounting module 1 opposite to the panel module 2, and in this embodiment, the reverse buckling 112 is adjacent to the through hole 113; the pressing plate 12 is a rectangular plate structure, the area of the pressing plate 12 is greater than the cross section of the groove, so that the pressing plate 12 can cover all the terminal grooves 111, the wire terminals 13 are limited in the terminal grooves 111 by the pressing plate 12, so as to ensure the stability of the grounding terminal wire connection, the three wire through holes 121 of the pressing plate 12 correspond to the three terminal grooves 111 one by one, the side surface of the pressing plate 12 is provided with the buckling leg 122, and each buckling leg 122 extends out of the mounting module 1 from the through hole 113 and is connected with the adjacent reverse buckling 112.

[0047] In combination Figure 2 , 5 and 6, a wiring terminal 13 applied to the present embodiment is provided, the wiring terminal 13 comprises a wiring frame 131 opposite to the wiring port 15 for external wiring, the wiring frame 131 is equipped with a wiring screw 132, the tail of the wiring screw 132 can extend into the wiring frame 131, the side of the wiring frame 131 facing the panel module 2 is connected with a conductive spring piece 14, the other end of the conductive spring piece 14 extends towards the head of the wiring screw 132, so that the middle part of the conductive spring piece 14 protrudes in the direction close to the panel module 2, preferably, the middle part of the conductive spring piece 14 can be exposed from the wiring hole 121.

[0048] As shown in Figure 1 , 3 , 8 and 9, the side of the panel module 2 opposite to the mounting module 1 is provided with a jack 201, the number of the jack 201 is set according to actual needs, the side of the panel module 2 facing the mounting module 1 is provided with three parallel contact holes 221, each of the contact holes 221 corresponds to one of the three wiring holes 121 of the pressing plate 12, the inside of the panel module 2 is provided with a plug sleeve assembly corresponding to the jack 201 and the contact hole 221, an external plug is connected with the plug sleeve assembly through the jack 201, the plug sleeve assembly is connected with an electric contact spring 23, the electric contact spring 23 elastically abuts against the conductive spring piece 14 through the contact hole 221, which can ensure stable electrical connection, if the electric contact spring 23 and the conductive spring piece 14 adopt a mutual plug-in structure, wear will occur after the panel module 2 is replaced for many times, which is not conducive to prolonging the service life.

[0049] Preferably, for a wall socket providing only two jacks, only two wiring terminals 13 need to be arranged in the mounting groove 11 of the mounting module 1, but the shell of the mounting module 1 can be shared. That is, the panel module 2 is provided with two-phase jacks 201 as the jacks 201, the back of the panel module 2 is provided with two contact holes 221; the bottom surface of the mounting groove 11 is provided with three mutually separated terminal grooves 111, two of the terminal grooves 111 are each equipped with a wiring terminal 13, the pressing plate 12 is provided with two wiring holes 121, the two wiring holes 121 correspond to the two terminal grooves 111 equipped with the wiring terminals 13, and the pressing plate 12 shields the other terminal groove 111.

[0050] Preferably, the pressing plate 12 has three wire connection holes 121, one of the wire connection holes 121 of the pressing plate 12 is provided with a first cover plate which is easy to remove. When installing the panel module 2 with only two-phase plug holes on the installation module 1, the first cover plate is used to cover one of the wire connection holes 121 to improve safety. In this way, the panel module 2 with only two-phase plug holes can share the same pressing plate 12 with the panel module 2 with three-phase plug holes, avoiding the use of different molds and the manufacture of different pressing plates 12 to reduce costs. In one embodiment, the first cover plate is clamped with the wire connection hole 121. Preferably, the first cover plate is integrally injection molded with the pressing plate 12, and the connection between the first cover plate and the pressing plate 12 forms a connection groove, so that the connection is thin and easy to remove, for example, the first cover plate can be removed by a screwdriver to form a wire connection hole 121, so as to reduce costs.

[0051] Similarly, one of the contact holes 221 of the panel module 2 is provided with a second cover plate which is easy to remove, and it is also possible that the accommodating base 22 of the panel module 2 can be used for the panel module 2 with only two-phase plug holes to be able to be used with the panel module 2 with three-phase plug holes.

[0052] Specifically, as shown in Figure 8 、 9 , the panel module 2 is a one-piece structure, and the panel module 2 includes an accommodating base 22 and a panel body 21. The outer diameter and thickness of the accommodating base 22 are less than or equal to the inner diameter and depth of the installation slot 11, so that the accommodating base 22 can be placed in the installation slot 11 of the installation module 1. Three parallel contact holes 221 are formed in the bottom wall of the accommodating base 22. A plug sleeve assembly is arranged in the accommodating cavity of the accommodating base 22. The plug sleeve assembly is connected with a power contact spring 23. The power contact spring 23 preferably has an arc-shaped elastic region. The arc-shaped elastic region is exposed from the contact hole 221 for elastic abutment with the conductive spring 14. In the figure, the accommodating cavity is closed by the panel body 21. The panel body 21 is provided with a plug hole 201 corresponding to the plug sleeve assembly. First buckles 211 are arranged on the edge of the panel body 21. The number of the first buckles 211 matches the number of the second buckles 101. The first buckles 211 and the second buckles 101 arranged on the installation module 1 are clamped with each other, Figure 4 、 8 , and 9, the first buckles 211 are small rectangular protrusions. One side of the small rectangular protrusions protrudes, so that the first buckles 211 and the second buckles 101 are clamped with each other to form a detachable connection.

[0053] In the embodiment, the panel body 21 is a one-piece structure. The size of the panel body 21 matches the shell in the installation module 1. A disassembly groove 202 is formed in the edge of the panel body 21, Figure 8 、 9In the embodiment, the dismounting groove 202 is a small through groove, the dismounting groove 202 corresponds to the first buckle 211, so that the first buckle 211 can be exposed from the dismounting groove 202, when the panel module 2 needs to be replaced, a tool (for example, a screwdriver) is inserted into the dismounting groove 202 and rotated, so that the first buckle 211 is separated from the second buckle 101, and thus the panel module 2 is dismounted as a whole.

[0054] In the embodiment, the plug sleeve assembly in the panel module 2 can adopt the prior art, and further, the panel module 2 is further provided with a protection door, the protection door shields the jack 201 when the jack 201 is not matched with the plug, and the protection door adopts the prior art.

[0055] Preferably, the wall socket of the application includes a first panel module and a second panel module as the panel module 2, the first panel module is provided with a three-phase jack and / or a two-phase jack, the plug sleeve assembly of the second panel module is connected with a converter, a USB jack is arranged at a position corresponding to the converter, the USB jack and the jack 201 are both located on the panel body 21, the USB jack is used for USB charging, and the converter is used for converting alternating current into direct current of 5V; the first panel module is installed on the mounting module 1, or the second panel module is installed on the mounting module 1. The first panel module includes three kinds of panel modules, including the two kinds of panel modules indicated in the description, and a panel module having only a two-phase jack. In particular, the second panel module can also be replaced, and the USB function is also provided. Figure 1

[0056] It should be noted that, in the description of the utility model, the terms "upper", "lower", "left", "right", "inner", "outer" and the like indicate the orientation or positional relationship shown in the drawings or the orientation or positional relationship in use, and are only for the convenience of description, and cannot be understood as indicating that the device or element referred to must have a specific orientation, and therefore cannot be understood as limiting the utility model. In addition, the terms "first", "second", "third" and the like are only used for differentiation in description, and cannot be understood as indicating relative importance.

[0057] The above content is a further detailed description of the utility model in combination with the specific preferred embodiments, and the specific implementation of the utility model cannot be limited to these descriptions. For ordinary skilled persons in the technical field to which the utility model belongs, on the premise of not departing from the concept of the utility model, a number of simple deductions or substitutions can also be made, and all of them should be regarded as falling within the protection scope of the utility model.​

Claims

1. A wall socket, comprising a mounting module (1) and a panel module (2), wherein the mounting module (1) is for mounting in a wall and has a wiring port (15), and the panel module (2) has a socket (201) on the side opposite to the mounting module (1), and the panel module (2) has a socket assembly corresponding to the socket (201), characterized in that: The panel module (2) is detachably mounted on the mounting module (1). The mounting module (1) has a mounting groove (11) on the side facing the panel module (2). At least two terminals (13) are assembled in the mounting groove (11). Each terminal (13) is connected to a conductive spring (14). The panel module (2) has a contact hole (221) and a corresponding contact spring (23) on the side facing the mounting module (1). The contact spring (23) is connected to the plug assembly. The mounting groove (11) is also provided with a pressure plate (12) for limiting the terminal (13). The pressure plate (12) has a wiring through hole (121) corresponding to the conductive spring (14). The contact spring (23) and the conductive spring (14) are elastically abutted through the wiring through hole (121).

2. The wall socket according to claim 1, characterized in that: The edge of the pressure plate (12) is provided with a buckle (122), and the mounting module (1) is provided with a buckle (112) that engages with the buckle (122).

3. The wall socket according to claim 2, characterized in that: The buckle (112) is located on the side of the mounting module (1) facing away from the panel module (2). The bottom of the mounting groove (11) is provided with a through hole (113), and the through hole (113) is adjacent to the buckle (112). The buckle foot (122) passes through the through hole (113) and engages with the buckle (112).

4. The wall socket according to claim 1, characterized in that: The panel module (2) has a first buckle (211) on the side facing the mounting module (1), and the mounting module (1) has a second buckle (101) on its edge. The first buckle (211) and the second buckle (101) are engaged with each other to form a detachable connection.

5. The wall socket according to claim 4, characterized in that: The edge of the panel module (2) is provided with at least one disassembly groove (202), and at least one first buckle (211) protrudes from the disassembly groove (202) to separate the first buckle (211) and the second buckle (101) that are engaged with each other through the disassembly groove (202).

6. The wall socket according to claim 1, characterized in that: The panel module (2) is provided with three contact holes (221), and the pressure plate (12) is provided with three wiring through holes (121), and the three contact holes (221) correspond one-to-one with the three wiring through holes (121).

7. The wall socket according to claim 6, characterized in that: One of the wiring holes (121) of the pressure plate (12) is provided with a first baffle that is easy to remove, and / or one of the contact holes (221) of the panel module (2) is provided with a second baffle that is easy to remove.

8. The wall socket according to claim 1, characterized in that: The terminal block (13) includes a wiring frame (131), which is opposite to the wiring port (15) for external wiring. The wiring frame (131) is equipped with a wiring screw (132), the tail of which can extend into the wiring frame (131). The side of the wiring frame (131) facing the panel module (2) is connected to the conductive spring (14). The other end of the conductive spring (14) extends toward the head of the wiring screw (132), so that the middle part of the conductive spring (14) protrudes in the direction close to the panel module (2).

9. The wall socket according to claim 1, characterized in that: The panel module (2) includes a receiving base (22) and a panel body (21). The bottom wall of the receiving base (22) is provided with the contact hole (221). The receiving cavity of the receiving base (22) is equipped with the plug assembly. The plug assembly is connected to the contact spring (23). The receiving cavity is closed by the panel body (21). The panel body (21) is provided with the plug hole (201) corresponding to the plug assembly. The edge of the panel body (21) is provided with a first buckle (211). The first buckle (211) and the second buckle (101) provided on the mounting module (1) are engaged with each other.

10. The wall socket according to claim 1, characterized in that: The panel module (2) includes a receiving base (22), and a protective door is provided in the receiving cavity of the receiving base (22). When the socket (201) and the plug are not in contact, the protective door blocks the socket (201).

11. The wall socket according to claim 1, characterized in that: The first panel module is provided with a three-phase socket and / or a two-phase socket, and the plug assembly of the second panel module is connected to a converter. The second panel module is provided with a USB socket at a position corresponding to the converter. The first panel module is mounted on the mounting module (1), or the second panel module is mounted on the mounting module (1).

12. The wall socket according to claim 1, characterized in that: The panel module (2) is provided with two-phase sockets serving as the sockets (201), and the back of the panel module (2) is provided with two contact holes (221); the bottom surface of the mounting groove (11) is provided with three mutually separated terminal grooves (111), wherein each of the two terminal grooves (111) is equipped with a terminal (13), the pressure plate (12) is provided with two wiring through holes (121), the two wiring through holes (121) correspond to the two terminal grooves (111) equipped with the terminal (13), and the pressure plate (12) blocks the other terminal groove (111).

13. The wall socket according to claim 1, characterized in that: One of the wiring holes (121) of the pressure plate (12) is provided with a first baffle that is easy to disassemble. The first baffle is integrally injection molded with the pressure plate (12). A connecting groove is formed at the connection between the first baffle and the pressure plate (12), making the connection thinner and easier to disassemble.

14. The wall socket according to claim 1, characterized in that: The bottom surface of the mounting groove (11) is provided with three parallel and mutually separated terminal grooves (111), each terminal groove (111) is equipped with a wiring terminal (13), and each terminal groove (111) has a through hole at the bottom as the wiring port (15).

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