Conversion socket

Abstract

The utility model provides a conversion socket, comprising a housing, the housing is provided with pins extending outwards, and the housing is internally provided with a circuit board and a plugging module; the plugging module is provided with a jack and an exposed conductor pin, and the jack is internally provided with hardware electrically connected with the conductor pin; the conductor pins are welded and fixed with the circuit board, one end, facing the inner cavity of the shell, of each pin is provided with a welding pin, and the welding pins are welded and fixed with the circuit board to realize electric connection between the pins and the plug-in module. The utility model has the advantages of safety and reliability, and is convenient to establish electric connection.

Description

TECHNICAL FIELD

[0001] The utility model relates to the field of socket, concretely relates to a conversion socket. BACKGROUND

[0002] The prior art conversion socket realizes the expansion of the number of the sockets and the on-off control of the circuit while meeting the socket type conversion (for example, the intelligent socket disclosed in Chinese utility model patent CN202421658061.2, which comprises a socket connected to a power supply interface, the socket has a shell and a panel, the panel is provided with socket sockets, and further comprises a power supply part connected to the power supply interface; further comprising a timing switch system having at least one timing opening period, the timing switch system has a control system and a switch element; the power supply part is connected to the control system for power supply; the power supply interface is connected to the socket sockets through the switch element; the timing switch system adopts a timing switch system having a network control function, and the timing switch system is further provided with a manual input part for setting the timing opening period; the socket controls the running time of the electrical equipment thereon through the timing switch system, and the electrical equipment runs in the power grid valley period set in advance, which can save the power cost and balance the load of the power grid, thereby being beneficial to the stable operation of the power system); generally, the internal wires are used to establish the electrical connection between the plug-in module and the plug, or the wires are used to establish the electrical connection between the plug-in module, the plug and the circuit board; in order to ensure the welding space and the storage of the wires, the overall space layout is not compact, and the welding mode of the wires is prone to metal fatigue fracture due to repeated deformation and bending during the vibration or the welding process, or the welding part is prone to fracture due to damp corrosion during long-term use, thereby affecting the reliability of the product. SUMMARY

[0003] Based on the above problems, the utility model aims at providing a safe and reliable conversion socket which is convenient for establishing the electrical connection.

[0004] In view of the above problems, the following technical scheme is provided: a conversion socket, comprising a shell, the shell is provided with an outwardly extending plug, the shell is provided with a circuit board and a plug-in module; the plug-in module is provided with a socket and an exposed conductor pin, the socket is provided with a hardware connected with the conductor pin; the conductor pin is welded and fixed with the circuit board, one end of the plug towards the inner cavity of the shell is provided with a welding pin, and the welding pin is welded and fixed with the circuit board to realize the electrical connection between the plug and the plug-in module.

[0005] The utility model is further provided, the conductor pin is located at the back of the plug-in module, the conductor pin is welded with the welding pad on the front of the circuit board, or is welded with one end or both ends of the welding hole on the circuit board, or is welded with the welding pad on the back of the circuit board after being outwardly protruding and passing through the welding hole on the circuit board.

[0006] The utility model further sets up, the socket is one or more, is located plug -in module front or and / or side position.

[0007] The utility model further sets up, the socket is two hole socket or three hole socket or five hole socket.

[0008] The utility model further sets up, the welding foot and the soldering pad of circuit board back surface welding, or with the welding hole on the circuit board one end or two ends welding, or through the welding hole on the circuit board and the soldering pad of circuit board front surface welding.

[0009] The utility model further sets up, the plug pin is two feet or three feet.

[0010] The utility model further sets up, the plug pin and shell integral injection fixing, after the plug -in module and circuit board welding are completed, then circuit board and welding foot welding fixed realization circuit board is fixed in the shell.

[0011] The utility model further sets up, the plug pin and shell integral injection fixing, after the plug -in module and circuit board welding are completed, then circuit board and welding foot welding fixed realization circuit board is fixed in the shell.

[0012] The utility model further sets up, the circuit board is equipped with the remote control module or and / or timing module for controlling the circuit on-off between plug pin and plug -in module.

[0013] The utility model further sets up, the shell includes back plate and with the cover of back plate buckle, the plug pin is located on the back plate, the cover is equipped with the through -hole that sets up with the socket corresponds.

[0014] The utility model has the advantages of:

[0015] 1, through circuit board as the connection carrier, directly the welding foot of plug pin and plug -in module are fixed on the circuit board, realize no wire butt joint, guarantee the reliability of electric connection, also can effectively reduce the welding point (wire connection two welding points per wire), be favorable to the promotion whole reliability;

[0016] 2, conductor pin and plug -in module back surface flush or convex (preferably convex and passes through the welding hole on the circuit board and is welded with the soldering pad of circuit board back surface), to satisfy different welding mode;

[0017] 3, the welding foot passes through the welding hole on the circuit board and is welded with the soldering pad of circuit board front surface, convenient for welding assembly.

[0018] 4, plug pin as insert and shell connection, guarantee the firm fixed connection, avoid the force acting on the welding point when plugging;

[0019] 5, can through bluetooth or wireless control on-off, or set timing on-off.BRIEF DESCRIPTION OF DRAWINGS BRIEF DESCRIPTION OF DRAWINGS

[0020] Figure 1 It is the whole three-dimensional structure schematic diagram of the utility model.

[0021] Figure 2 It is the shell partial section three-dimensional structure schematic diagram of the utility model.

[0022] Figure 3 It is the cover removal state three-dimensional structure schematic diagram of the utility model.

[0023] Figure 4 It is the first perspective view explosion three-dimensional structure schematic diagram of the utility model.

[0024] Figure 5 It is the second perspective view explosion three-dimensional structure schematic diagram of the utility model.

[0025] Figure label meaning: 10 - shell;11 - backboard;111 - buckle;12 - cover;121 - through hole;122 - buckle groove;20 - plug;21 - welding foot;30 - circuit board;31 - welding hole;40 - plug-in module;41 - socket;42 - conductor pin. DETAILED DESCRIPTION

[0026] The specific embodiments of the utility model are described in further detail below in combination with the drawings and examples. The following examples are used to illustrate the utility model, but not to limit the scope of the utility model.

[0027] Reference Figures 1 to 5 As Figures 1 to 5 The conversion socket shown in the figure includes the shell 10, the shell 10 is provided with the outward extending plug 20, the shell 10 is provided with the circuit board 30 and the plug-in module 40 inside;The plug-in module 40 is provided with the socket 41 and the exposed conductor pin 42, the socket 41 is provided with the hardware (prior art, not shown in the figure) electrically connected with the conductor pin 42 inside;The conductor pin 42 is welded and fixed with the circuit board 30, the plug 20 is provided with the welding foot 21 at one end towards the cavity of the shell 10, the welding foot 21 is welded and fixed with the circuit board 30 to realize the electrical connection between the plug 20 and the plug-in module 40.

[0028] In the above structure, the welding foot 21 of the plug 20 and the plug-in module 40 are directly welded and fixed on the circuit board 30 by taking the circuit board 30 as the connecting carrier, realizing the wireless butt joint, ensuring the reliability of electrical connection, and also effectively reducing the welding points (two welding points for each wire connected by wire), which is conducive to improving the overall reliability.

[0029] In the embodiment, the conductor pin 42 is located at the back of the plug-in module 40, and is welded with the pad on the front of the circuit board 30, or is welded with one end or both ends of the welding hole 31 on the circuit board 30, or is welded with the pad on the back of the circuit board 30 after protruding out of the welding hole 31 on the circuit board 30.

[0030] In the above structure, the conductor pin 42 is flush with the back of the plug-in module 40 or protrudes out (preferably, protrudes out of the welding hole 31 on the circuit board 30 and is welded with the pad on the back of the circuit board 30), so as to meet different welding modes.

[0031] In the embodiment, the socket 41 is one or more, and is located at the front or / and side of the plug-in module 40.

[0032] In the above structure, the number of the socket 41 is increased (preferably, one and located at the front of the plug-in module 40).

[0033] In the embodiment, the socket 41 is a two-hole socket 41 or a three-hole socket 41 or a five-hole socket 41.

[0034] In the above structure, the plug-in of the two-pin plug and the triangular plug is realized (preferably, the five-hole socket 41).

[0035] In the embodiment, the welding pin 21 is welded with the pad on the back of the circuit board 30, or is welded with one end or both ends of the welding hole 31 on the circuit board 30, or is welded with the pad on the front of the circuit board 30 after passing through the welding hole 31 on the circuit board 30.

[0036] In the above structure, the welding pin 21 is preferably welded with the pad on the front of the circuit board 30 after passing through the welding hole 31 on the circuit board 30, so as to facilitate the welding assembly.

[0037] In the embodiment, the pin 20 is two-pin or three-pin.

[0038] In the above structure, when the pin 20 is two-pin, the pin 20 is connected with the zero line and the live line respectively; when the pin 20 is three-pin, the pin 20 is connected with the zero line, the live line and the ground respectively; the pin 20 is preferably three-pin, so as to realize the ground protection.

[0039] In the embodiment, the pin 20 is integrally injection molded with the shell 10, and the circuit board 30 is welded with the welding pin 21 after the welding of the plug-in module 40 and the circuit board 30 is completed, so as to realize the fixation of the circuit board 30 in the shell 10.

[0040] In the above structure, the pin 20 is connected with the shell 10 as an insert, so as to ensure the firm fixation and avoid the force acting on the welding point during the plug-in and plug-out.

[0041] In the embodiment, after the welding pins 21 of the plug-in module 40 and the pins 20 are welded to the circuit board 30, the circuit board 30 is placed in the shell 10 and the pins 20 are exposed outside the shell 10.

[0042] In the above structure, another assembly method is provided.

[0043] In the embodiment, the circuit board 30 is provided with a remote control module or / and a timing module for controlling the on-off of the circuit between the pins 20 and the plug-in module 40.

[0044] In the above structure, the on-off is controlled by a switch button, an indicator lamp and a relay through Bluetooth or wireless control, or is set to be on-off at a timing.

[0045] In the embodiment, the shell 10 comprises a back plate 11 and a cover 12 buckled to the back plate 11, the pins 20 are located on the back plate 11, and the cover 12 is provided with a through hole 121 corresponding to the plug hole 41.

[0046] In the above structure, the outer edge of the back plate 11 is provided with a hook 111, and the cover 12 is provided with a buckle groove 122 matched with the hook 111 in the cover opening; on this basis, the back plate 11 and the cover 12 are further fixed by screws (not shown in the figure).

[0047] The above is only the preferred embodiment of the present application, and it should be pointed out that for ordinary skilled in the art, without departing from the technical principles of the present application, a number of improvements and modifications can be made, and the above-mentioned improvements and modifications should be regarded as the protection scope of the present application.

Claims

1. A conversion socket comprising a housing provided with an outwardly extending prong, characterised in that: The shell is internally provided with a circuit board and a plug-in module; the plug-in module is provided with a socket and exposed conductor pins, the socket is internally provided with hardware electrically connected with the conductor pins; the conductor pins are welded and fixed with the circuit board, one end of the plug pin towards the shell cavity is provided with a welding pin, and the welding pin is welded and fixed with the circuit board to realize the electrical connection between the plug pin and the plug-in module.

2. The adapter socket of claim 1, wherein: The conductor pin is located on the back of the plug-in module, and the conductor pin is welded with the pad on the front of the circuit board, or welded with one end or both ends of the welding hole on the circuit board, or welded with the pad on the back of the circuit board after protruding and passing through the welding hole on the circuit board.

3. A conversion socket according to claim 1 or 2, wherein: The socket is one or more, located on the front or / and side of the plug-in module.

4. A conversion socket according to claim 1 or 2, wherein: The socket is a two-hole socket or a three-hole socket or a five-hole socket.

5. The adapter socket of claim 1, wherein: The welding pin is welded with the pad on the back of the circuit board, or welded with one end or both ends of the welding hole on the circuit board, or welded with the pad on the front of the circuit board after passing through the welding hole on the circuit board.

6. A transformer socket according to claim 1 or claim 5, wherein: The plug pin is two or three.

7. The adapter socket of claim 1, wherein: The plug pin is integrally injection molded with the shell, and the circuit board is welded and fixed with the welding pin after the plug-in module and the circuit board are welded, so as to realize the fixation of the circuit board in the shell.

8. The adapter socket of claim 1, wherein: After the plug-in module, the welding pin of the plug pin and the circuit board are welded, the circuit board is placed in the shell and the plug pin is exposed through the shell.

9. A transformer socket according to claim 1 or 7 or 8, wherein: The circuit board is provided with a remote control module or / and a timing module for controlling the circuit on-off between the plug pin and the plug-in module.

10. The adapter socket of claim 1, wherein: The shell includes a back plate and an outer cover buckled with the back plate, the plug pin is located on the back plate, and the outer cover is provided with a through hole corresponding to the socket.

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