Wall socket box with high-power PD fast charging function

Abstract

The utility model discloses a wall socket box with a high-power PD fast charging function, which comprises a base, an electronic assembly and a covering assembly, and is characterized in that the base is of a rectangular box body structure, a space with a top opening is arranged in the base, and a bearing part and an installation space are arranged in the space; the width of the mounting space is H3, and the width of the bearing part is H4; h3 is greater than H4; the electronic assembly comprises a circuit board component and a plug-in mounting component, and the circuit board component is electrically connected with the plug-in mounting component and arranged in the mounting space; the plug-in mounting part is electrically connected with the circuit board part and is arranged on the bearing part; the covering assembly detachably covers the base. According to the utility model, the space size of the base is increased, and the width of the bearing part in the space is set to be smaller than the width of the installation space, so that the installation space is increased by more than 30%, the heat dissipation and installation space of a circuit board and electronic components thereof are effectively increased, the PD fast charging power is increased to more than 65W, and fast wiring, wire clamping and fast covering assembly are realized.

Description

Technical Field

[0001] The utility model relates to the field of sockets, and in particular to a wall plug box with a high-power PD fast charging function. Background Art

[0002] Sockets, also known as power sockets and switch sockets, are sockets that have one or more circuit connections that can be inserted. Various connections can be inserted through it to facilitate connection with other circuits. The connection and disconnection between the circuit and the copper parts can ultimately achieve the connection and disconnection of this part of the circuit. The wall plug box embedded in the wall is a fixed socket, which is connected to the wires installed in the wall and provides multiple sets of sockets for power access.

[0003] With the advancement of technology, the functions of wall boxes are gradually diversified, such as providing PD fast charging (USB and TYPY-C) functions to meet different application requirements. The integration of interfaces such as USB interfaces and TYPY-C interfaces requires the configuration of corresponding circuit boards and their electronic components. When the power is maintained for a long time, the heat generated by the circuit boards and their electronic components buried in the wall during operation cannot be dissipated in time. The overall size of the wall box and its screw installation position are standardized parts, so it is necessary to solve the heat dissipation problem of the circuit board and its electronic components while maintaining the overall size of the wall box and the screw installation position unchanged; in addition, the power of the PD fast charging function directly affects the size of the installation space occupied by the circuit board and its electronic components. Based on the size of the existing wall box, the current PD fast charging power can only reach a maximum of 30W, which cannot meet the use scenarios with higher power. Utility Model Content

[0004] The technical problem to be solved by the present invention is to provide a method for improving the space size by controlling the side direction of the space size inside the base to be tangent or intersecting with the first screw hole opened thereon, and at the same time setting the width of the bearing part in the space to be smaller than the width of the installation space, so as to achieve an increase of more than 30% in the installation space, effectively improve the heat dissipation of the circuit board and its electronic components and their installation space, increase the PD fast charging power to more than 65W, and realize quick wiring, clamping and quick covering and assembly of a wall box with high-power PD fast charging function.

[0005] The technical solution adopted by the utility model is as follows: a wall plug box with a high-power PD fast charging function, embedded in the wall and connected to the circuit, for providing an electrical port, including a base, an electronic component and a cover component, wherein the base is a rectangular box structure, provided with a space with a top opening, wherein the space is provided with a bearing portion and an installation space; the width of the installation space is H3, and the width of the bearing portion is H4; H3 is greater than H4; the electronic component includes a circuit board component and a plug-in component, the circuit board component is electrically connected to the plug-in component and is arranged in the installation space; the plug-in component is electrically connected to the circuit board component and is arranged on the bearing portion, and the plug-in component is connected to the external circuit; the cover component is detachably covered on the base.

[0006] Preferably, the top of the base is a rectangular frame structure, and first screw holes are arranged around the rectangular frame structure; second screw holes are arranged on two symmetrical sides of the rectangular frame structure; the first screw holes and the second screw holes are used to fix the base on the wall.

[0007] Preferably, the installation space extends downward along the side of the rectangular frame structure to form a first box body at the bottom of the base; the bearing portion extends downward along the side of the rectangular frame structure to form a second box body at the bottom of the base.

[0008] Preferably, the width of the space of the base is H1, and the length of the space of the base is H2; the second screw hole is arranged on the side corresponding to the space width of the base; the bearing part and the installation space are arranged in the space of the base at left and right intervals; the value range of H1 is 60mm to 75mm; the value range of H2 is 60mm to 75mm; the value range of H3 is 34mm to 48mm; the value range of H4 is 24mm to 31.5mm.

[0009] Preferably, at least two mounting posts are provided in the mounting space, and screw holes are provided in the mounting posts; the circuit board component is horizontally arranged in the mounting space, supported by the mounting posts, and fixed to the mounting posts by screws.

[0010] Preferably, two groups of limit assemblies are provided in the installation space, and the two groups of limit assemblies are symmetrically arranged on the inner side wall of the installation space along the length direction of the base and extend in the vertical direction. A single group of limit assemblies includes two limit strips arranged in parallel and spaced apart; the circuit board component is vertically arranged in the installation space, and vertically inserted between the two limit strips of the two groups of limit assemblies, and is clamped and limited by the limit strips.

[0011] Preferably, the circuit board component includes a circuit board, a connecting wire, a USB connector and / or a TYPY-C connector, wherein the circuit board is arranged in the installation space and connected to the plug-in component through the connecting wire; the USB connector and / or the TYPY-C connector is arranged on the circuit board; the plug-in component includes a first plug, a second plug and a connector, wherein the first plug includes two, the two first plugs are arranged in parallel and spaced apart, and are respectively connected to the circuit board through two connecting wires, and the two ends of the two first plugs respectively form plug parts; the second plug is arranged between the two first plugs and is located at one end of the first plug; the connector includes three groups, the three groups are respectively connected to the two groups of first plugs and the second plug, and are used to connect to the external circuit; the connector includes a connecting seat and a fixing screw, and a through hole is provided in the connecting seat which passes through from top to bottom; the connecting seat is arranged below the two first plugs and the second plug, and the connecting plates of the first plug and the second plug extend into the through hole of the connecting seat; the fixing screw is arranged at one end of the connecting seat and extends into the through hole, the external wire is inserted into the through hole, and the fixing screw is rotated so that the external wire is pressed against the connecting plates of the first plug and the second plug, and the external wire is fixed.

[0012] Preferably, a connecting and mounting assembly is provided at the bottom of the base, and the connecting and mounting assembly includes a first mounting seat and a second mounting seat; the first mounting seat includes two, and the two first mounting seats are arranged at intervals; the second mounting seat is arranged between the two first mounting seats; a wire groove is provided on the outer wall of the first mounting seat, and a screw hole groove is provided on the top of the first mounting seat; a wire groove is provided on the outer wall of the second mounting seat, and a screw hole groove is provided on the top of the second mounting seat; a connecting seat is respectively provided in the first mounting seat or the second mounting seat, and the external electric wire is inserted into the through hole of the connecting seat through the wire groove; the fixing screw is inserted into the connecting seat through the screw hole groove.

[0013] A connection and installation assembly is provided at the bottom of the base, and the connection and installation assembly includes a third mounting seat; the third mounting seat includes three seat bodies arranged along a triangular position, a wire groove is provided on the outer wall of the seat body, and a screw hole groove is provided on the top of the seat body; a connection seat is provided in the seat body, and an external wire is inserted into the through hole of the connection seat through the wire groove; the fixing screw is inserted into the connection seat through the screw hole groove.

[0014] The beneficial effects of the utility model are:

[0015] In view of the defects and shortcomings of the prior art, the utility model independently developed and designed a wall plug box with high-power PD fast charging function, which controls the lateral direction of the space size inside the base to be tangent or intersected with the first screw hole opened thereon to increase the space size, and at the same time sets the width of the bearing part in the space to be smaller than the width of the installation space, thereby achieving an increase of more than 30% in the installation space, effectively improving the heat dissipation of the circuit board and its electronic components and their installation space, increasing the PD fast charging power to more than 65W, and realizing quick wiring, wire clamping, and quick covering and assembly.

[0016] The utility model aims to design a wall plug box with integrated high-power PD fast charging (USB and TYPY-C) function and large heat dissipation space; while maintaining the wall plug function, the PD fast charging (USB and TYPY C) function is added; at the same time, under the limited space of the base, as much space as possible is allocated to the PD fast charging (PCBA assembly space and heat dissipation space), so that the fast charging power is maximized, thereby realizing the high-power charging function. Specifically, compared with the prior art, the utility model extends the inner side walls of the base space outward to the tangent or intersection of the first screw hole opened thereon, thereby expanding the overall space, and at the same time controls the width of the bearing part and the installation space arranged at intervals in the base space, so that the width of the installation space is maintained greater than the width of the bearing part, and without affecting the function of the external plug, the volume of the installation space for installing the circuit board and its electronic components is increased by more than 30%, thereby increasing the PD fast charging power to more than 65W, and at the same time, the expanded installation space makes the heat dissipation space of the circuit board and its electronic components larger, effectively reducing the damage or life reduction of electronic components caused by heat.

[0017] In addition, the utility model sets a plurality of mounting posts and / or limit assemblies in the installation space, and a screw hole is opened in the mounting seat. The circuit board can be horizontally set in the installation space through the mounting posts and fixed to the mounting posts by screws; in addition, the limit assembly forms a limit groove through two limit strips spaced apart from each other, which is used for vertically inserting the circuit board, and guides the limit circuit board through the limit strip; through the above structural design, the utility model can rotate the circuit board horizontally or vertically according to different usage requirements, and has a wide range of applications and strong versatility.

[0018] In addition, the utility model provides a connecting and mounting component at the bottom of the base, and the connecting and mounting component includes a first mounting seat, a second mounting seat or a third mounting seat. A wire groove is opened on the outer side wall of the first mounting seat, the second mounting seat or the third mounting seat, and a screw hole groove is opened on the top. During the installation process, the connecting seat of the electronic component is arranged in the first mounting seat, the second mounting seat or the third mounting seat, and the external wire is inserted into the through hole of the connecting seat through the wire groove. The fixing screw is inserted into the through hole of the connecting seat through the screw hole, and the external wire can be connected and fixed to the connecting plates of the first plug and the second plug by rotating the fixing screw, thereby realizing quick installation and wiring.

[0019] In addition, the cover plate and the panel of the covering assembly of the utility model are detachably buckled in the first buckle hole and the second buckle hole of the base by buckles, so as to realize quick disassembly and assembly. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 This is one of the schematic diagrams of the component disassembly structure of Example 1 of the utility model.

[0021] Figure 2 This is the second schematic diagram of the component disassembly structure of Example 1 of the utility model.

[0022] Figure 3 This is the third schematic diagram of the component disassembly structure of Example 1 of the utility model.

[0023] Figure 4 This is one of the three-dimensional structural schematic diagrams of Example 1 of the utility model.

[0024] Figure 5 This is the second schematic diagram of the three-dimensional structure of Example 1 of the utility model.

[0025] Figure 6 This is one of the three-dimensional structural schematic diagrams of the electronic component of Example 1 of the utility model.

[0026] Figure 7 This is the second schematic diagram of the three-dimensional structure of the electronic component of Example 1 of the utility model.

[0027] Figure 8 This is a top view of the base of Example 1 of the utility model.

[0028] Fig. 9 This is one of the schematic diagrams of the component disassembly structure of Example 2 of the utility model.

[0029] Fig.10 This is the second schematic diagram of the component disassembly structure of Example 2 of the utility model.

[0030] Fig.11 This is one of the three-dimensional structural schematic diagrams of Example 2 of the utility model.

[0031] Fig.12 This is the second schematic diagram of the three-dimensional structure of Example 2 of the utility model.

[0032] Fig.13 This is a top view of the base of Example 2 of the utility model. DETAILED DESCRIPTION

[0033] The utility model will be further described below in conjunction with the accompanying drawings:

[0034] like Figures 1 to 13 As shown, the technical solution adopted in this embodiment is as follows: a wall plug box with a high-power PD fast charging function, embedded in the wall and connected to the circuit, for providing an electrical port, including a base 1, an electronic component and a cover component, wherein the base 1 is a rectangular box structure, provided with a space with a top opening, the space is provided with a bearing part 2 and an installation space a; the width of the installation space a is H3, and the width of the bearing part 2 is H4; H3 is greater than H4; the electronic component includes a circuit board component and a plug-in component, the circuit board component is electrically connected to the plug-in component and is arranged in the installation space a; the plug-in component is electrically connected to the circuit board component and is arranged on the bearing part 2, and the plug-in component is connected to the external circuit; the cover component is detachably covered on the base 1.

[0035] The top of the base 1 is a rectangular frame structure, and first screw holes 13 are arranged around the rectangular frame structure; second screw holes 14 are arranged on two symmetrical sides of the rectangular frame structure; the first screw holes 13 and the second screw holes 14 are used to fix the base 1 on the wall.

[0036] The installation space a extends downward along the side of the rectangular frame structure to form a first box body A at the bottom of the base 1 ; the bearing portion 2 extends downward along the side of the rectangular frame structure to form a second box body B at the bottom of the base 1 .

[0037] The circuit board component includes a circuit board 3, a connecting line 4, a USB connector 7 and a TYPY-C connector 8, wherein the circuit board 3 is arranged in the installation space a and is connected to the plug-in component through the connecting line 4; the USB connector 7 and the TYPY-C connector 8 are arranged on the circuit board 3; the plug-in component includes a first plug 5, a second plug 6 and a connector, wherein the first plug 5 includes two, the two first plugs 5 are arranged in parallel and spaced apart, and are respectively connected to the circuit board 3 through two connecting lines 4, and the two ends of the two first plugs 5 form plug parts respectively; the second plug 6 is arranged between the two first plugs 5 and is located at one end of the first plug 5 end; the connecting piece includes three groups, which are respectively connected to the two groups of first plugs 5 and second plugs 6 and are used to connect to the external circuit; the connecting piece includes a connecting seat 17 and a fixing screw 18, and a through hole is provided in the connecting seat 17 which passes through from top to bottom; the connecting seat 17 is arranged below the two first plugs 5 and the second plug 6, and the connecting plates of the first plug 5 and the second plug 6 extend into the through hole of the connecting seat 17; the fixing screw 18 is arranged at one end of the connecting seat 17 and extends into the through hole, and the external wire is inserted into the through hole, and the fixing screw 18 is rotated so as to make the external wire close to the connecting plates of the first plug 5 and the second plug 6 and fix the external wire. Example 1

[0038] like Figures 1 to 8 As shown, as an embodiment of the utility model, the width of the space of the base 1 of this embodiment is H1, and the length of the space of the base 1 is H2; the second screw hole 14 is arranged on the side corresponding to the length of the space of the base 1; the bearing part 2 and the installation space a are arranged in the space of the base 1 at front and rear intervals; the value range of H1 is 60mm to 75mm; the value range of H2 is 60mm to 75mm; the value range of H3 is 34mm to 48mm; the value range of H4 is 24mm to 31.5mm.

[0039] A connecting and mounting assembly is provided at the bottom of the base 1, and the connecting and mounting assembly includes a first mounting seat 19 and a second mounting seat 20; the first mounting seat 19 includes two, and the two first mounting seats 19 are arranged at an interval; the second mounting seat 20 is arranged between the two first mounting seats 19; a wire groove i is provided on the outer wall of the first mounting seat 19, and a screw hole groove j is provided on the top of the first mounting seat 19; a wire groove i is provided on the outer wall of the second mounting seat 20, and a screw hole groove j is provided on the top of the second mounting seat 20; a connecting seat 17 is respectively provided in the first mounting seat 19 or the second mounting seat 20, and an external electric wire is inserted into the through hole of the connecting seat 17 through the wire groove i; the fixing screw 18 is inserted into the connecting seat 17 through the screw hole groove j. Example 2

[0040] like Figures 9 to 13As shown, as an embodiment of the utility model, the width of the space of the base 1 of this embodiment is H1, and the length of the space of the base 1 is H2; the second screw hole 14 is arranged on the side corresponding to the space width of the base 1; the bearing part 2 and the installation space a are arranged in the space of the base 1 at intervals on the left and right; the value range of H1 is 60mm to 75mm; the value range of H2 is 60mm to 75mm; the value range of H3 is 34mm to 48mm; the value range of H4 is 24mm to 31.5mm.

[0041] A connection and installation assembly is provided at the bottom of the base 1, and the connection and installation assembly includes a third mounting seat 21; the third mounting seat 21 includes three seat bodies arranged along a triangular position, a wire groove i is provided on the outer wall of the seat body, and a screw hole groove j is provided on the top of the seat body; a connection seat 17 is provided in the seat body, and an external wire is inserted into the through hole of the connection seat 17 through the wire groove i; the fixing screw 18 is inserted into the connection seat 17 through the screw hole groove j. Example 3

[0042] As a preferred embodiment of the utility model, the width H1 of the space of the base 1 of this embodiment is 68mm; the length H2 of the space of the base 1 is 68mm; the width H3 of the installation space a is 38mm; and the width H4 of the bearing part 2 is 28mm. Example 4

[0043] As an embodiment of the utility model, at least two mounting columns 15 are provided in the mounting space a of this embodiment, and screw holes are opened in the mounting columns 15; the circuit board component is horizontally arranged in the mounting space a, supported by the mounting columns 15, and fixed to the mounting columns 15 by screws. Example 5

[0044] As an embodiment of the utility model, two groups of limit assemblies 16 are provided in the installation space a of this embodiment. The two groups of limit assemblies 16 are symmetrically arranged on the inner side wall of the installation space a along the length direction of the base 1 and extend along the vertical direction. A single group of limit assemblies 16 includes two limit strips arranged in parallel and spaced apart; the circuit board component is vertically arranged in the installation space a, and vertically inserted between the two limit strips of the two groups of limit assemblies 16, and is clamped and limited by the limit strips. Example 6

[0045] As an embodiment of the utility model, the covering assembly of this embodiment includes a cover plate 9, an outer frame 11 and a panel 12; buckles 10 are provided at the lower parts of both sides of the cover plate 9, and the buckles 10 are arranged on the symmetrical two side walls of the cover plate 9 and extend downward, the cover plate 9 is embedded in the space of the base 1 from above, and the buckles 10 are detachably buckled on the first buckle hole c opened on the side wall of the base 1; the outer frame 11 is a rectangular frame structure, and a through groove d is provided in the middle of the outer frame 11, and the outer frame 11 is buckled on the base 1 from above, and the space of the base 1 is aligned with the through groove d; buckles 10 are provided on the symmetrical sides of the panel 12 , the buckle 10 extends downward, the panel 12 is embedded in the through groove d from the top, and is detachably buckled in the second buckle hole b opened on the side wall of the base 1 through the buckle 10; the first jack e, the second jack f, the TYPY-C jack g and the USB jack h are respectively arranged on the panel 12 and the cover plate 9 in the vertical direction; the first jack e and the second jack f are respectively arranged in the vertical direction corresponding to the plug parts at both ends of the first plug 5 and the second plug 6; the TYPY-C jack g and the USB jack h are respectively arranged in the vertical direction corresponding to the TYPY-C connector 8 and the USB connector 7.

[0046] Furthermore, the utility model designs a method of increasing the space size by controlling the side direction of the space size inside the base to be tangent or intersecting with the first screw hole opened thereon, and at the same time setting the width of the bearing part in the space to be smaller than the width of the installation space, so as to achieve an increase of more than 30% in the installation space, effectively improve the heat dissipation of the circuit board and its electronic components and its installation space, so that the PD fast charging power is increased to more than 65W, and realize fast wiring and clamping, as well as fast cover assembly, and a wall plug box with high-power PD fast charging function. The utility model aims to design a wall plug box with integrated high-power PD fast charging (USB and TYPY-C) function and large heat dissipation space; while maintaining the wall plug function, the PD fast charging (USB and TYPY C) function is added; at the same time, under the limited space of the base, as much space as possible is allocated to PD fast charging (PCBA assembly space and heat dissipation space), so that the fast charging power is maximized, thereby realizing a high-power charging function. Specifically, compared with the prior art, the utility model extends the inner side walls of the base space outward to the tangent or intersecting point with the first screw hole opened thereon, thereby expanding the overall space and controlling the width of the load-bearing part and the installation space spaced apart in the base space, so that the width of the installation space is maintained greater than the width of the load-bearing part. Without affecting the function of the external plug, the volume of the installation space for installing the circuit board and its electronic components is increased by more than 30%, thereby increasing the PD fast charging power to more than 65W. At the same time, the expanded installation space provides a larger heat dissipation space for the circuit board and its electronic components, effectively reducing damage to electronic components or reduction in life due to heat. In addition, the utility model is provided with a plurality of mounting posts and / or limiting components in the mounting space, and a screw hole is provided in the mounting seat, and the circuit board can be horizontally arranged in the mounting space through the mounting posts and fixed on the mounting posts by screws; in addition, the limiting assembly forms a limiting groove through two limiting strips arranged at intervals, which is used to vertically insert the circuit board, and guide the limiting circuit board through the limiting strip; through the above structural design, the utility model can rotate the circuit board horizontally or vertically according to different use requirements, and has a wide range of applications and strong versatility. In addition, the utility model is provided with a connecting mounting component at the bottom of the base, and the connecting mounting component includes a first mounting seat, a second mounting seat or a third mounting seat, and a wire groove is provided on the outer wall of the first mounting seat, the second mounting seat or the third mounting seat, and a screw hole groove is provided on the top. During the installation process, the connecting seat of the electronic component is arranged in the first mounting seat, the second mounting seat or the third mounting seat, and the external wire is inserted into the through hole of the connecting seat through the wire groove, and the fixing screw is inserted into the through hole of the connecting seat through the screw hole, and the external wire can be connected and fixed with the connecting plate of the first plug and the second plug by rotating the fixing screw, so as to realize quick installation and wiring. In addition, the cover plate and the panel of the covering assembly of the utility model are detachably buckled in the first buckle hole and the second buckle hole of the base by buckles, so as to realize quick disassembly and assembly.

[0047] The embodiments of the utility model are only to introduce its specific implementation methods and are not intended to limit its protection scope. The technicians in this industry can make some modifications inspired by the embodiments, so any equivalent changes or modifications made in accordance with the scope of the utility model patent are within the scope of the claims of the utility model patent.

Claims

1. A wall plug box with high-power PD fast charging function, embedded in the wall and connected to the circuit, used to provide an electrical port, characterized by: It comprises a base (1), an electronic component and a cover component, wherein: The base (1) is a rectangular box structure, wherein a space with a top opening is provided therein, wherein a bearing portion (2) and an installation space (a) are provided in the space; The width of the installation space (a) is H3, and the width of the bearing portion (2) is H4; H3 is greater than H4; The electronic assembly comprises a circuit board component and a plug-in component, the circuit board component is electrically connected to the plug-in component and is arranged in the installation space (a); the plug-in component is electrically connected to the circuit board component and is arranged on the bearing portion (2), and the plug-in component is connected to an external circuit; The covering assembly is detachably covered on the base (1).

2. A wall plug box with high-power PD fast charging function according to claim 1, characterized in that: The top of the base (1) is a rectangular frame structure, and first screw holes (13) are arranged around the rectangular frame structure; second screw holes (14) are arranged on two symmetrical sides of the rectangular frame structure; the first screw holes (13) and the second screw holes (14) are used to fix the base (1) on a wall.

3. A wall plug box with high-power PD fast charging function according to claim 1, characterized in that: The installation space (a) extends downward along the side of the rectangular frame structure to form a first box body (A) at the bottom of the base (1); the bearing portion (2) extends downward along the side of the rectangular frame structure to form a second box body (B) at the bottom of the base (1).

4. A wall plug box with high-power PD fast charging function according to claim 2, characterized in that: The width of the space of the base (1) is H1, and the length of the space of the base (1) is H2; the second screw hole (14) is arranged on the side corresponding to the width of the space of the base (1); the bearing portion (2) and the installation space (a) are arranged in the space of the base (1) at intervals on the left and right; the value range of H1 is 60 mm to 75 mm; the value range of H2 is 60 mm to 75 mm; the value range of H3 is 34 mm to 48 mm; and the value range of H4 is 24 mm to 31.5 mm.

5. According to claim 2, a wall plug box with high-power PD fast charging function is characterized in that: The width of the space of the base (1) is H1, and the length of the space of the base (1) is H2; the second screw hole (14) is arranged on the side corresponding to the length of the space of the base (1); the bearing portion (2) and the installation space (a) are arranged in the space of the base (1) at a front-to-back interval; the value range of H1 is 60 mm to 75 mm; the value range of H2 is 60 mm to 75 mm; the value range of H3 is 34 mm to 48 mm; and the value range of H4 is 24 mm to 31.5 mm.

6. A wall plug box with high-power PD fast charging function according to claim 1, characterized in that: At least two mounting columns (15) are provided in the mounting space (a), and screw holes are provided in the mounting columns (15); the circuit board component is horizontally arranged in the mounting space (a), supported by the mounting columns (15), and fixed to the mounting columns (15) by screws.

7. A wall plug box with high-power PD fast charging function according to claim 1, characterized in that: Two groups of limit assemblies (16) are arranged in the installation space (a), the two groups of limit assemblies (16) are symmetrically arranged on the inner side wall of the installation space (a) along the length direction of the base (1), and extend in the vertical direction, and a single group of limit assemblies (16) includes two limit bars arranged in parallel and at intervals; the circuit board component is vertically arranged in the installation space (a), and is vertically inserted between the two limit bars of the two groups of limit assemblies (16), and is clamped and limited by the limit bars.

8. A wall plug box with high-power PD fast charging function according to claim 1, characterized in that: The circuit board component comprises a circuit board (3), a connecting line (4), a USB connector (7) and / or a TYPY-C connector (8), wherein the circuit board (3) is arranged in the installation space (a) and connected to the plug-in component via the connecting line (4); the USB connector (7) and / or the TYPY-C connector (8) are arranged on the circuit board (3); The plug-in component comprises a first plug (5), a second plug (6) and a connector, wherein the first plug (5) comprises two, the two first plugs (5) are arranged in parallel and spaced apart, and are respectively connected to the circuit board (3) via two connecting wires (4), and the two ends of the two first plugs (5) respectively form a plug part; the second plug (6) is arranged between the two first plugs (5) and is located at one end of the first plug (5); the connector comprises three groups, the three groups are respectively connected to the two groups of first plugs (5) and the second plug (6), and are used to connect to an external circuit; The connecting member comprises a connecting seat (17) and a fixing screw (18); a through hole extending vertically therethrough is provided in the connecting seat (17); the connecting seat (17) is arranged below the two first plugs (5) and the second plug (6), and the connecting plates of the first plug (5) and the second plug (6) extend into the through hole of the connecting seat (17); the fixing screw (18) is arranged at one end of the connecting seat (17) and extends into the through hole, and an external wire is inserted into the through hole; the fixing screw (18) is rotated so as to make the external wire close to the connecting plates of the first plug (5) and the second plug (6), and fix the external wire.

9. A wall plug box with high-power PD fast charging function according to claim 8, characterized in that: A connection installation component is provided at the bottom of the base (1), and the connection installation component includes a first mounting seat (19) and a second mounting seat (20); the first mounting seat (19) includes two, and the two first mounting seats (19) are arranged at intervals; the second mounting seat (20) is arranged between the two first mounting seats (19); a wire groove (i) is provided on the outer wall of the first mounting seat (19), and a screw hole groove (j) is provided on the top of the first mounting seat (19); a wire groove (i) is provided on the outer wall of the second mounting seat (20), and a screw hole groove (j) is provided on the top of the second mounting seat (20); a connection seat (17) is provided in the first mounting seat (19) or the second mounting seat (20), and an external electric wire is inserted into the through hole of the connection seat (17) through the wire groove (i); the fixing screw (18) is inserted into the connection seat (17) through the screw hole groove (j).

10. A wall plug box with high-power PD fast charging function according to claim 8, characterized in that: A connection installation assembly is provided at the bottom of the base (1), and the connection installation assembly includes a third installation seat (21); the third installation seat (21) includes three seat body parts arranged along a triangular position, a wire groove (i) is provided on the outer wall of the seat body part, and a screw hole groove (j) is provided on the top of the seat body part; a connection seat (17) is provided in the seat body part, and an external wire is inserted into the through hole of the connection seat (17) through the wire groove (i); the fixing screw (18) passes through the screw hole groove (j) and is inserted into the connection seat (17).

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