Three-in-one AC socket
The three-in-one AC socket design, with its reasonable layout and stable connection, solves the problems of unreasonable layout and unstable connection of traditional sockets, and achieves overload protection functions with good stability, low temperature rise and high safety.
Patent Information
- Application Number
- CN202520089133.4
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2025-01-15
- Publication Date
- 2025-12-30
- Estimated Expiration
- 2035-01-15
AI Technical Summary
Traditional AC sockets have an unreasonable overall circuit layout, are difficult to assemble, have poor stability, unstable contact between the fuse terminal and the conductive plate, unstable overload protection function, poor connection stability between the moving contact and the conductive plate, and aggravated temperature rise.
The three-in-one AC socket features a rationally designed layout. The conductive sheet is arranged in the wiring groove at the bottom of the housing and sealed by the base plate. The connection between the conductive sheet and the fuse terminal and stationary contact is more stable. It uses a fuse holder and a spare fuse housing. The switch button cooperates with the rocker moving contact through a conductive slider. The grounding terminal is designed to be extended to ensure first contact. The conductive slider has a spring that is connected to the LED circuit board.
It achieves a more reasonable circuit layout, is easy to assemble, has a stable connection between the conductive sheet and the fuse terminal and stationary contact, has low temperature rise, reliable overload protection, and improves electrical safety.
Smart Images
Figure CN223744080U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model belongs to the field of socket, especially a kind of AC socket. BACKGROUND
[0002] AC socket is an electronic component for connecting alternating current power supply, it can pass the voltage and current of alternating current power supply to electrical equipment, to realize the power supply and control to electrical equipment.The structure of traditional AC socket includes: shell, grounding terminal, firewire terminal and zero line terminal arranged in the shell socket.To realize the switching function and overload protection function of socket, switch button and fuse are usually arranged on the socket.But there are still shortcomings: 1, overall route layout is unreasonable, assembly is troublesome, and stability is poor;2, the contact between fuse terminal and conducting sheet is unstable, resulting in unstable overload protection function;3, the connection stability between moving contact and conducting sheet is poor, resulting in the aggravation of temperature rise. CONTENT OF UTILITY MODEL
[0003] The utility model solves the technical problem to provide a three-in-one AC socket with reasonable layout and more stable wiring.
[0004] To solve the above problems, the utility model adopts the technical scheme including: shell, grounding terminal, firewire terminal and zero line terminal arranged in the shell socket, characterized in that: the shell is provided with two middle terminals arranged at intervals away from the socket side, and switch button is arranged above the middle terminals, the top of the middle terminal is provided with a flap, one end of the flap is provided with a moving contact, the lower end of the switch button is provided with two conducting sliding members respectively abutting on the flap, the middle of the shell is provided with two oppositely arranged fuse terminals, and fuse is clamped above the fuse terminal, the lower end of one of the fuse terminals is provided with a first conducting sheet connected with the firewire terminal, the lower end of the other fuse terminal is provided with a second conducting sheet extending below the flap to the inner side, the bottom of the zero line terminal is provided with a third conducting sheet extending below the flap to the outer side, and the second conducting sheet and the third conducting sheet are respectively provided with a stationary contact corresponding to the moving contact on the side thereof;
[0005] The bottom of the shell is provided with a first wiring slot, a second wiring slot and a third wiring slot, and the first conducting sheet, the second conducting sheet and the third conducting sheet are arranged in the first wiring slot, the second wiring slot and the third wiring slot respectively, and are covered by bottom plate.
[0006] The three-in-one AC socket is characterized in that: the inner end of the first and second conductive sheets is provided with a plug interface, and the plug interface is provided with oppositely arranged contact sheets; the contact sheets are arranged in a trumpet mouth shape; the fuse terminal comprises a fuse clamp opening and a plug-in part integrally formed at the bottom of the fuse clamp opening; and the plug-in part is plugged between the contact sheets of the plug interface.
[0007] The three-in-one AC socket is characterized in that: the outer end of the second and third conductive sheets is riveted with a conductive column; the static contact is arranged at the top of the conductive column; and the bottom of the shell is provided with a bushing for fixing the static contact.
[0008] The three-in-one AC socket is characterized in that: the shell is provided with a fuse fixing seat in the middle; the lower end of the fuse fixing seat is provided with a main fuse clamping groove, and the upper end is provided with a standby fuse accommodating cavity; one side of the fuse fixing seat is provided with a positioning foot, and a handle is arranged above the positioning foot.
[0009] The three-in-one AC socket is characterized in that: the standby fuse accommodating cavity is provided with oppositely arranged support sheets.
[0010] The three-in-one AC socket is characterized in that: the bottom of the shell is fixed to the bottom plate through a connecting buckle and a riveting column.
[0011] The three-in-one AC socket is characterized in that: the shell is integrally formed with a mounting buckle on both sides.
[0012] The three-in-one AC socket is characterized in that: the switch button is installed with the conductive sliding part through the fixing seat at the bottom; the conductive sliding part comprises a conductive sleeve and a spring arranged in the conductive sleeve; the upper end of the spring is in conduction with the LED circuit board.
[0013] The three-in-one AC socket is characterized in that: the fixing seat is provided with a slot, and the slot is provided with a positioning protruding rib; and the LED circuit board is plugged in the slot.
[0014] The three-in-one AC socket is characterized in that: the grounding terminal is longer than the live terminal and the neutral terminal.
[0015] The three-in-one AC socket has the following advantages: 1. The overall layout is more reasonable, especially the conductive sheets are arranged in the wiring groove at the bottom of the shell and assembled through the bottom plate, which is very convenient; 2. The connection between the conductive sheets, the fuse terminal and the static contact is stable and has low temperature rise.
[0016] The three-in-one AC socket will be further described in detail in combination with the drawings and specific embodiments. BRIEF DESCRIPTION OF DRAWINGS
[0017] Figure 1 is a top view of the three-in-one AC socket of the utility model;
[0018] Figure 2 is an exploded view of the three-in-one AC socket of the utility model;
[0019] Figure 3 is Figure 1 A-A sectional view of
[0020] Figure 4 is Figure 1 B-B sectional view of
[0021] Figure 5 is a schematic diagram of the utility model line;
[0022] Figure 6 is a schematic diagram of the utility model first conductive sheet structure;
[0023] Figure 7 is a schematic diagram of the utility model shell structure;
[0024] Figure 8 is a schematic diagram of the utility model fuse terminal structure;
[0025] Figure 9 is a schematic diagram of the utility model fuse fixed seat structure;
[0026] Figure 10 is a schematic diagram of the utility model fixed seat structure, DETAILED DESCRIPTION
[0027] As Figures 1 to 10As shown, the three-in-one AC socket of the utility model, including casing 1, ground terminal 3, fire line terminal 4 and zero line terminal 5 that are arranged in the jack 2 of casing 1. The casing 1 is away from the jack 2 side and is equipped with two middle terminals 6 that are arranged at intervals, and the switch button 7 that can swing left and right is pivotally connected above the middle terminal 6. The middle terminal 6 top is equipped with the flap 8, the flap 8 can also swing left and right on the middle terminal 6 top. The flap 8 one end is equipped with the movable contact 9, the switch button 7 lower end is equipped with two conductive sliding members 10 that are respectively pressed on the flap 8. The casing 1 middle is equipped with two oppositely arranged fuse terminals 11, and the fuse 12 is clamped above the fuse terminal 11. One fuse terminal 11 lower end is equipped with the first conductive sheet 13 that is connected with the fire line terminal 4, and the other fuse terminal 11 lower end is equipped with the second conductive sheet 14 that extends to the flap 8 below inside. The zero line terminal 5 bottom is equipped with the third conductive sheet 15 that extends to the flap 8 below outside. The second conductive sheet 14, third conductive sheet 15 are respectively equipped with the static contact 16 that is matched with the movable contact 9 on its corresponding side. The middle terminal 6 lower end extends out the casing 1 bottom, is respectively used for connecting fire line and zero line, and the ground terminal 3 lower end extends out the casing 1 bottom, is used for connecting ground wire.
[0028] The casing 1 bottom is equipped with first wiring slot 39, second wiring slot 40, third wiring slot 41. The first conductive sheet 13, the second conductive sheet 14, third conductive sheet 15 are respectively arranged in the first wiring slot 39, second wiring slot 40 and third wiring slot 41, and are capped by bottom plate 29. When the switch button 7 is pressed and swings to the left side, the movable contact 9 on the flap 8 contacts the static contact 16, and the circuit is turned on. Since one of the paths passes through the fuse 12, it has an overload protection function.
[0029] Preferably, the inner end of the first conductive sheet 13 and the second conductive sheet 14 is provided with a plug interface 17, and the plug interface 17 is provided with a contact piece 18 arranged opposite, the contact piece 18 is arranged in a trumpet shape, the fuse terminal 11 includes a fuse clamp 19 and a plug-in part 20 integrally formed at the bottom of the fuse clamp 19, and the plug-in part 20 is inserted between the contact pieces 18 of the plug-in interface 17. Since the contact piece 18 is arranged in a trumpet shape and has a certain elasticity, it can be more closely connected with the plug-in part 20.
[0030] Preferably, the outer end of the second conductive sheet 14 and the third conductive sheet 15 is riveted with a conductive column 21, the static contact 16 is arranged on the top of the conductive column 21, and the casing 1 bottom is provided with a bushing 22 for fixing the static contact 16. The conductive column 21 and the static contact 16 can be more stably fixed, thereby having good stability and low temperature rise.
[0031] Preferably, the shell 1 is provided with a fuse holder 23 in the middle, the lower end of the fuse holder 23 is provided with a main fuse slot 24, and the upper end is provided with a spare fuse accommodating cavity 25. The main fuse slot 24 is used to fix the currently used fuse, and the spare fuse accommodating cavity 25 is used to store the spare fuse. One side of the fuse holder 23 is provided with a positioning foot 26, and a handle 27 is provided above the positioning foot 26. The fuse holder 23 can be positioned in the middle of the shell 1 through the positioning foot 26, and the fuse holder 23 can be taken out from the middle of the shell 1 more conveniently through the handle 27.
[0032] Preferably, the spare fuse accommodating cavity 25 is provided with oppositely arranged support pieces 28. The spare fuse is fixed by the support pieces 28 to prevent it from falling off.
[0033] Preferably, the bottom of the shell 1 is fixed with the bottom plate 29 through a connecting buckle 30 and a riveting column 31. The screw-free assembly of the bottom plate 29 is realized, so that the assembly is more convenient.
[0034] Preferably, the shell 1 is integrally formed with mounting buckles 38 on both sides. The shell 1 can be more conveniently fixed in the shell of the application object.
[0035] Preferably, the switch button 7 is installed with the conductive slider 10 through the bottom fixing seat 32, the conductive slider 10 includes a conductive sleeve 33 and a spring 34 arranged in the conductive sleeve 33, the upper end of the fixing seat 32 is provided with an LED circuit board 35, and the end of the spring 34 is in conduction with the LED circuit board 35. When the circuit is in conduction, the LED circuit board 35 emits light to realize the indication function of the socket.
[0036] Preferably, the fixing seat 32 is provided with a slot 36, and the slot 36 is provided with a positioning convex rib 37, and the LED circuit board 35 is inserted into the slot 36. The LED circuit board 35 can be more conveniently installed and fixed.
[0037] Preferably, the ground terminal 3 is longer than the live terminal 4 and the neutral terminal 5. The longer ground terminal can ensure that the ground terminal is in contact first when the plug is inserted into the socket, so that the metal shell of the household appliance is grounded first. Even in the case of poor insulation of the electrical appliance leading to electric shock, the current will flow into the ground through the ground wire, rather than through the human body, thereby preventing electric shock accidents and improving electrical safety.
[0038] The above merely describes preferred embodiments of the present application and is not intended to limit the present application, and any modification, equivalent replacement, and improvement within the spirit and principle of the present application shall be included in the protection scope of the present application.
Claims
1. A three-in-one AC socket comprising a housing (1), a ground terminal (3), a hot terminal (4) and a neutral terminal (5) disposed within a receptacle (2) of the housing (1), characterized in that: The shell (1) is provided with two middle terminals (6) arranged at intervals away from the jack (2), and a switch button (7) is arranged above the middle terminals (6), the top of the middle terminal (6) is provided with a rocker (8), one end of the rocker (8) is provided with a moving contact (9), the lower end of the switch button (7) is provided with two conductive sliders (10) respectively abutting against the rocker (8), the middle of the shell (1) is provided with two oppositely arranged fuse terminals (11), and a fuse (12) is clamped above the fuse terminal (11), the lower end of one of the fuse terminals (11) is provided with a first conductive sheet (13) connected with the fire wire terminal (4), the lower end of the other fuse terminal (11) is provided with a second conductive sheet (14) extending to the lower side of the rocker (8), and the bottom of the zero line terminal (5) is provided with a third conductive sheet (15) extending to the lower side of the rocker (8), the second conductive sheet (14) and the third conductive sheet (15) are respectively provided with a static contact (16) in cooperation with the moving contact (9) on the corresponding side thereof. The bottom of the shell (1) is provided with a first wiring slot (39), a second wiring slot (40) and a third wiring slot (41), the first conductive sheet (13), the second conductive sheet (14) and the third conductive sheet (15) are arranged in the first wiring slot (39), the second wiring slot (40) and the third wiring slot (41) respectively, and are covered by the bottom plate (29).
2. The three-in-one AC outlet of claim 1, wherein: The inner end of the first conductive sheet (13) and the second conductive sheet (14) is provided with a plug-in port (17), and the plug-in port (17) is provided with oppositely arranged contact sheets (18), the contact sheets (18) are arranged in a trumpet shape, the fuse terminal (11) comprises a fuse clamping port (19) and an integrated plug-in part (20) formed at the bottom of the fuse clamping port (19), and the plug-in part (20) is plugged between the contact sheets (18) of the plug-in port (17).
3. The three-in-one AC outlet of claim 1, wherein: The outer end of the second conductive sheet (14) and the third conductive sheet (15) is riveted with a conductive column (21), the static contact (16) is arranged at the top of the conductive column (21), and the bottom of the shell (1) is provided with a bushing (22) for fixing the static contact (16).
4. The triple AC outlet of claim 1, wherein: The middle of the shell (1) is provided with a fuse fixing seat (23), the lower end of the fuse fixing seat (23) is provided with a main fuse clamping groove (24), the upper end of the fuse fixing seat (23) is provided with a standby fuse accommodating cavity (25), one side of the fuse fixing seat (23) is provided with a positioning foot (26), and a handle (27) is arranged above the positioning foot (26).
5. The three-in-one AC outlet of claim 4, wherein: The standby fuse accommodating cavity (25) is provided with oppositely arranged support sheets (28).
6. The three-in-one AC outlet of claim 1, wherein: The bottom of the shell (1) is fixed with the bottom plate (29) through a connecting buckle (30) and a riveting column (31).
7. The triple AC outlet of claim 1, wherein: The shell (1) is integrally formed with mounting buckles (38) on both sides.
8. The three-in-one AC outlet of claim 1, wherein: The switch button (7) is installed with the conductive slider (10) through the fixing seat (32) of the bottom, the conductive slider (10) includes the conductive sleeve (33) and the spring (34) arranged in the conductive sleeve (33), the upper end of the fixing seat (32) is provided with the LED circuit board (35), and the upper end of the spring (34) is in conduction with the LED circuit board (35).
9. The three-in-one AC outlet of claim 8, wherein: The fixing seat (32) is provided with a slot (36), and the slot (36) is provided with a positioning convex rib (37); the LED circuit board (35) is inserted into the slot (36).
10. The triple AC outlet of claim 1, wherein: The ground terminal (3) is longer than the fire terminal (4) and the zero terminal (5).