CN111668630A

CN111668630A - Wiring-free socket

Info

Publication number: CN111668630A
Application number: CN202010597991.1A
Authority: CN
Inventors: 李奇鲜; 罗培城; 王春; 毛敏; 赵小凤
Original assignee: Chengdu Fuhe Power Automation Complete Equipment Co ltd
Current assignee: Chengdu Fuhe Power Automation Complete Equipment Co ltd
Priority date: 2020-06-28
Filing date: 2020-06-28
Publication date: 2020-09-15

Abstract

The utility model provides a exempt from socket-outlet, includes socket panel and terminal box, socket panel is including the jack panel that has a set of three-phase jack and two-phase jack, a panel base that has the three-phase joint to and install the electrically conductive plug bush subassembly between jack panel and panel base, electrically conductive plug bush subassembly includes left bridge plate, the right bridge plate of being made by electrically conductive material and installs the well bridge plate between the bridge plate about. By adopting the wiring-free socket, the jacks and the three-phase joint at the back of the panel base are connected through the conductive plug bush component, the live wire, the ground wire and the zero wire of the three-phase joint can be distributed on the diagonal line at the back, and the socket is matched with the junction box to realize the multipath introduction of the electric wire, so that the socket adopting the socket panel is more convenient to use.

Description

Wiring-free socket

Technical Field

The invention belongs to the technical field of electric power, relates to indoor electric power equipment, and particularly relates to a wiring-free socket.

Background

The socket is required to be installed in house construction and house decoration, when the socket is installed, an electric wire needs to be wired to a junction box and then is distributed to the next junction box or a plurality of junction boxes, each junction box is provided with three types of electric wires which are respectively a live wire (L), a zero wire (N) and a ground wire, and a plurality of electric wires of the same type need to be connected together in the junction box to lead out one electric wire to be connected to a socket panel.

The traditional method is that wires are firstly wired to a junction box and then are branched to the next junction box or a plurality of junction boxes, the insulating layer of the wires is firstly stripped during wiring, then the conductors of a plurality of wires of the same type are twisted together in a winding mode to be used as a joint to lead out one wire, then the joint is wound by using an insulating tape, and the lead-out wire is connected to a socket panel.

The traditional method has the following defects: when the same junction box has more wires, too many wires are difficult to accommodate due to the limited space of the junction box, and the outgoing wires are connected to the socket panel, so that the socket panel is difficult to install; the conventional manner of rear contacts on the outlet faceplate makes wiring difficult.

Disclosure of Invention

In order to overcome the technical defects in the prior art, the invention discloses a connection-free socket.

The invention relates to a wiring-free socket, which comprises a jack panel with a group of three-phase jacks and two-phase jacks, a panel base with a three-phase joint, and a conductive plug bush assembly arranged between the jack panel and the panel base;

the conductive plug bush component comprises a left bridge plate and a right bridge plate which are made of conductive materials, and a middle bridge plate which is arranged between the left bridge plate and the right bridge plate;

the left bridge plate comprises a first jack clamping piece, a second jack clamping piece and a connecting arm for connecting the first jack clamping piece and the second jack clamping piece, and a first conductive head is arranged at the back of the connecting arm; the right bridge plate comprises a third jack clamping piece, a fourth jack clamping piece and a connecting arm for connecting the third jack clamping piece and the fourth jack clamping piece, and a second conductive head is arranged at the back of the connecting arm; the middle bridge plate is provided with a fifth jack clamping piece and a third conductive head positioned at the back of the fifth jack clamping piece;

the positions of the three conductive heads correspond to the positions of the three-phase connectors on the panel base;

the junction box comprises a box bottom surface, a box side wall and a wire inlet and outlet hole, wherein more than one connector is arranged on the box bottom surface;

the connector comprises an insulating upper cover, an insulating shell and a conductive connecting piece; the insulating upper cover and the insulating shell are connected up and down and wrap the conductive connecting piece;

more than one pair of first lower grooves are formed in the side wall of the insulating shell, and the heights of the bottoms of the first lower grooves are different;

the conductive connecting piece comprises a cover plate, a lead post above the cover plate and more than one pair of wire stripping plates below the cover plate; the bottom of the wire stripping plate is provided with a wire inserting groove, the wire inserting groove consists of a wire fixing groove and a cutting groove which is positioned below the wire fixing groove and connected with an opening of the wire inserting groove, the boundary of the cutting groove is provided with a knife edge, and the width of the cutting groove is continuously contracted and is larger than that of the wire fixing groove; the heights of the wiring slots on each pair of wire stripping plates are different; the position and the height of the wire inserting groove are correspondingly matched with those of the first lower concave groove;

the insulating upper cover is provided with a lead post through hole and an occlusion mechanism matched with the insulating shell.

Preferably, the three-phase connector on the panel base is positioned on a diagonal.

Preferably, the jack clip is formed by a pair of metal reed attaching faces, and the metal reeds are connected with the connecting arm.

Preferably, the panel base is provided with three cylindrical insulating jacks towards one side of the conductive plug bush assembly, and three-phase connectors are respectively arranged in the middles of the cylindrical insulating jacks.

Preferably, the three-phase connector is a banana plug and is located in the middle of the cylindrical insulating jack.

Preferably, the panel base is provided with an insulating support grid on one side facing the conductive plug bush assembly.

By adopting the wiring-free socket, the jacks and the three-phase joint at the back of the panel base are connected through the conductive plug bush component, the live wire, the ground wire and the zero wire of the three-phase joint can be distributed on the diagonal line at the back, and the socket is matched with the junction box to realize the multipath introduction of the electric wire, so that the socket adopting the socket panel is more convenient to use.

Drawings

FIG. 1 is a schematic combination diagram of one embodiment of a receptacle panel according to the present invention;

FIG. 2 is a schematic view of an embodiment of the conductive sleeve assembly of the present invention;

FIG. 3 is a schematic view of an embodiment of the left bridge plate of the present invention;

FIG. 4 is a schematic view of one embodiment of the right bridge plate of the present invention;

FIG. 5 is a schematic view of an embodiment of the middle bridge plate according to the present invention;

FIG. 6 is a combination schematic view of one embodiment of the socket of the present invention;

FIG. 7 is a rear schematic view of an embodiment of a receptacle panel according to the present invention;

FIG. 8 is a schematic view of an embodiment of the junction box connecting wire of the present invention;

FIG. 9 is a schematic view of an embodiment of the socket of the present invention;

FIG. 10 is a schematic view of one embodiment of the connector of the present invention;

FIG. 11 is a schematic view of an embodiment of the insulating top cover according to the present invention;

FIG. 12 is a schematic view of an embodiment of the conductive connector of the present invention;

FIG. 13 is a schematic view of an embodiment of the insulating housing of the present invention;

FIG. 14 is a schematic view of various embodiments of the connector connecting wires according to the present invention;

FIG. 15 is a schematic view of one embodiment of the bottom surface and the mounting base of the junction box of the present invention;

FIG. 16 is a schematic view of an embodiment of the bottom of the insulating housing of the present invention;

the reference numbers in the figures refer to: 1-junction box, 2-insulating housing, 3-conductive connector, 4-insulating upper cover, 5-wire column through hole, 6-first clamping hole, 7-wire column, 8-cover plate, 9-wire stripping plate, 10-wire, 11-fixing base, 12-wire inlet and outlet hole, 13-screw hole, 14-second buckle, 15-second lower groove, 16-support plate, 17-wire fixing groove, 18-cutting groove, 19-first lower groove, 20-first buckle, 21-clamp plate groove, 22-second clamping hole, 23-decorative cover plate, 24-panel, 25-bolt, 26-plug, 31-first jack clip, 32-second jack clip, 33-connecting arm, 34-third jack clip, 35-fourth jack clip, 36-fifth jack clip, 37-first conductive head, 38-second conductive head, 39-third conductive head, 40-insulating support grid, 241-jack panel, 242-conductive sleeve assembly, 243-panel base, 244-left bridge, 245-right bridge, 246-middle bridge.

Detailed Description

The following describes embodiments of the present invention in further detail with reference to the accompanying drawings.

As shown in fig. 1 to 6, the connection-less socket of the present invention includes a socket panel and a junction box, the socket panel includes a jack panel 241 having a set of three-phase jacks and two-phase jacks, a panel base 243 having three-phase connectors, and a conductive sleeve assembly 242 installed between the jack panel and the panel base;

the conductive bushing assembly includes a left bridge plate 244, a right bridge plate 245, and a middle bridge plate 246 mounted between the left and right bridge plates, which are made of a conductive material;

the left bridge plate comprises a first jack clamping piece 31, a second jack clamping piece 32 and a connecting arm 33 for connecting the first jack clamping piece and the second jack clamping piece, and a first conductive head 37 is arranged at the back of the connecting arm; the right bridge plate comprises a third jack clamping piece 34, a fourth jack clamping piece 35 and a connecting arm 33 for connecting the third jack clamping piece and the fourth jack clamping piece, and a second conductive head 38 is arranged at the back of the connecting arm; the middle bridge plate is provided with a fifth jack clamping piece 36 and a third conductive head 39 positioned at the back of the fifth jack clamping piece;

the positions of the three conductive heads correspond to the positions of the three-phase connectors on the panel base.

The invention is mainly applied to the layout structure of diagonal distribution of three-phase connectors in the junction box, and correspondingly, the three-phase connectors on the panel base are usually positioned on a diagonal. If the three-phase connectors of the junction box are distributed in other shapes, the three-phase connectors on the panel base are correspondingly matched with the positions of the three-phase connectors.

As shown in FIG. 1, a two-phase jack is disposed on a common jack panel, a three-phase jack is disposed below the two-phase jack, the three-phase jack corresponds to a live wire, a zero wire and a ground wire, the two-phase jack corresponds to a live wire and a zero wire, for this purpose, a left bridge plate is used to connect the live wires of the three-phase jack and the two-phase jack, a first jack clip and a second jack clip are respectively inserted into the live wire holes of the three-phase jack and the two-phase jack, a right bridge plate is connected with the zero wire of the three-phase jack and the zero wire of the two-phase jack, a third jack clip and a fourth jack clip are respectively inserted into the zero wire holes of the three-phase jack, a fifth jack clip on the middle bridge plate is inserted into the ground wire hole of the three-phase jack, the left bridge plate, the right, and each conductive head at the back of the right bridge plate and the middle bridge plate is inserted into a three-phase connector on the panel base.

The jack clips are typically formed by a pair of metal spring attachment surfaces that are each connected to a connecting arm.

In the embodiment shown in fig. 1 to 8, the panel base has three cylindrical insulation jacks at one side facing the conductive plug bush assembly, and the cylindrical insulation jacks are respectively connected with three-phase connectors. An insulating support grid 40 is arranged on one side of the panel base facing the conductive plug bush assembly and used for supporting the conductive plug bush assembly. The conductive head is usually a banana plug, and is conveniently inserted into the jack.

As shown in fig. 1 and 8, the socket panel of the present invention is mainly used for a part of a socket, and can be used with the junction box shown in fig. 6 and 8, when connecting and connecting an electric wire with the socket, the electric wire is led in and out from the wire inlet and outlet hole 12, and the electric wire needs to be physically fixed and electrically connected with a connector in the junction box, and is electrically connected with a three-phase connector of the socket through the connector.

The connector comprises an insulating upper cover 4, an insulating shell 2 and a conductive connecting piece 3; the insulating upper cover 4 and the insulating shell 2 are connected up and down and wrap the conductive connecting piece 3;

the conductive connecting piece 3 comprises a cover plate 8, a lead post 7 above the cover plate 8 and more than one pair of wire stripping plates 9 below the cover plate 8; the bottom of the wire stripping plate 9 is provided with a plug wire groove, the plug wire groove is composed of a wire fixing groove 17 and a cutting groove 18 which is positioned below the wire fixing groove 17 and connected with the opening of the plug wire groove, the boundary of the cutting groove 18 is provided with a knife edge, and the width of the cutting groove 18 is continuously contracted and is larger than that of the wire fixing groove 17; the heights of the wiring slots on each pair of wire stripping plates 9 are different; the position and the height of the wire inserting groove are correspondingly matched with the position and the height of the first lower groove 19;

the insulating upper cover 4 is provided with a lead post through hole 5 and an occlusion mechanism 6 matched with the insulating shell 2.

As shown in fig. 1, 6 and 8, the junction box of the present invention is mainly used for a part of a socket, and when a connection and a connection operation between an electric wire and the socket are performed, the electric wire enters and exits from the wire inlet/outlet hole 12, and the electric wire needs to be physically fixed and electrically connected to a connector in the junction box, and is electrically connected to a three-phase connector of the socket through the connector.

Taking a common three-phase ac electric wire as an example, the junction box needs to connect three different electric wires, namely a live wire, a zero wire and a ground wire. The junction box correspondingly needs three connectors for connecting a live wire, a zero line and a ground wire respectively; the insulating shell 2 on the connector is fixed at the bottom of the junction box, in the specific embodiment shown in the figure, the insulating shell 2 and the conductive connecting piece 3 are respectively provided with two pairs of first lower grooves 19 and a wire stripping plate 9, the wires are clamped into the first lower grooves 19 of the insulating shell 2, or the two wires are respectively clamped into the first lower grooves 19 of the two pairs, the arrangement axes of the first lower grooves 19 of the two pairs are preferably in a vertical cross shape, and the wires can be conveniently routed from the wire inlet and outlet holes 12 on the side wall of the junction box.

In order to facilitate wiring, the connector and the fixing base 11 at the bottom of the junction box can be distributed on a diagonal line of the rectangular junction box, so that the projection positions on two pairs of side walls are different, and the connector and the fixing base can be wired in parallel and collected in the wire inlet and outlet holes 12.

After the electric wire is clamped into the first lower groove 19, the opening of the wire inserting groove on the wire stripping plate 9 of the conductive connecting piece 3 is aligned with the first lower groove 19 to be inserted, the insulating skin outside the electric wire is firstly scratched by the gradually contracted cutting groove 18, and finally, after the outer skin is completely stripped, the electric wire is clamped into the narrower wire fixing groove 17, the width of the wire fixing groove 17 is determined according to the diameter of an inner core of a standard indoor electric wire, and the wire is fixedly pressed by the wire stripping plate 9 and the first lower groove 19 after the insulating skin is stripped, so that the electric wire and the conductive connecting piece 3 are fixed and electrically connected. The pair of cutting grooves 18 is used for simultaneously cutting the electric wires, so that the reliability of electric connection is higher.

After the conductive connecting piece 3 fixes the electric wire, the insulating upper cover 4 is covered to compress the conductive connecting piece 3, so that the conductive connecting piece 3 is externally insulated, and the wire column at the top of the conductive connecting piece 3 is inserted into the wire column through hole 5 on the insulating upper cover 4.

The conductive connecting member 3 is integrally made of a conductive material such as a metal plate, and is connected to the conductive post through hole 5 through the conductive post above the conductive connecting member 3 and extends out from the conductive post through hole 5 as a connection point of the connector and the socket.

The conductive connecting piece 3 and the insulating upper cover 4 can be fixedly connected by utilizing an in-mold injection molding process in the production process, so that the installation steps are reduced.

Two sides of the first lower groove 19 of the insulating shell 2 are provided with clamping plate grooves 21 matched with the wire stripping plate 9.

In the embodiment shown in the figures, two pairs of upper and lower two-layer layered cross wires are used, and the wires can enter and exit from two pairs of inlet and outlet holes 12 in the side walls of the box.

If the electric wire only needs to enter and exit from one side, the electric wire can be cut off or knotted in the box. As shown in fig. 14, one or more of the leads may be arbitrarily selected from four directions in which upper and lower layers are arranged in a cross shape.

In the embodiment shown in fig. 10 to 13, the insulating upper cover 4 and the insulating housing 2 are both cylindrical, and the snapping mechanism is a first snap hole 6 and a first snap 20 which are arranged on the outer walls of the insulating upper cover 4 and the insulating housing 2 and are matched with each other. The number of the first catching holes 6 and the first catches 20 may be 1 pair or 2 pairs.

In the embodiment shown in fig. 10 and 13, the first lower groove 19 of the insulating housing 2 has two card slots 21 on two sides for matching with the wire stripping plate 9, and two sides of the wire stripping plate 9 can be inserted into the card slots 21, so that the conductive connecting member 3 and the insulating housing 2 can be better fixed.

In the embodiment shown in fig. 15 and 16, a preferred embodiment of fixing the connector to the bottom surface of the terminal box is shown, the bottom surface of the terminal box is provided with a fixing base 11, the inner diameter of the outer wall of the fixing base 11 is in clearance fit with the inner wall of the bottom of the insulating housing 2, and the outer wall of the fixing base 11 is provided with a second lower groove 15 which is in height fit with the position of the first lower groove 19 on the insulating housing 2;

the bottom of the fixed base 11 has more than three supporting plates and a plurality of second fasteners 14, and the bottom surface of the insulating housing 2 has second fastening holes 22 which are matched with the second fasteners 14 and are mutually matched.

Insert unable adjustment base 11 with the insulating casing 2 below of connector to second buckle 14 card is gone into second card hole 22, and second buckle 14 is the plastic part, has certain flexibility, receives deformation after the extrusion and can block into second card hole 22 and recover. The connector is supported on the fixed base 11 by a plurality of support plates and the wires extending from the first lower recess 19 of the connector extend through the second lower recess 15.

Taking a common three-phase ac electric wire as an example, the junction box needs to connect three different electric wires, namely a live wire, a zero wire and a ground wire. The junction box correspondingly needs three connectors for connecting a live wire, a zero line and a ground wire respectively; in order to facilitate wiring, the connector and the fixing base 11 at the bottom of the junction box can be distributed on a diagonal line of the rectangular junction box 1, so that the projection positions on two pairs of side walls are different, and the connector and the fixing base can be wired in parallel and collected in the wire inlet and outlet holes 12.

The junction box is used as a part of a socket, the installation of the socket containing the junction box is the same as that of a traditional socket, as shown in figures 6 to 9, after the electric wire is installed, the junction box 1 is fixed in an installation groove of a wall surface, a panel 24 with jacks is covered, and a plug 26 at the back of the panel is inserted into a wire post through hole 5 at the top of a wire connector on the junction box to be electrically connected and fixed with a conductive connecting piece in the wire connector; and bolts 25 are screwed into the screw holes on the junction box and jack panel, and then the decorative cover plate 23 is covered to form a complete socket.

As shown in fig. 1 to 6, a common jack panel is provided with a two-phase jack, a three-phase jack is provided below the two-phase jack, the three-phase jack corresponds to a live wire, a zero wire and a ground wire, the two-phase jack corresponds to a live wire and a zero wire, for this purpose, a left bridge plate is used to connect the live wires of the three-phase jack and the two-phase jack, a first jack clip and a second jack clip are respectively inserted into the live wire holes of the three-phase jack and the two-phase jack, a right bridge plate is connected with the zero wire of the three-phase jack and the two-phase jack, a third jack clip and a fourth jack clip are respectively inserted into the zero wire holes of the three-phase jack and the two-phase jack, a fifth jack clip on the middle bridge plate is inserted into the ground wire hole of the three-phase jack, the left bridge plate, the, and each conductive head at the back of the right bridge plate and the middle bridge plate is inserted into a three-phase connector on the panel base.

In the embodiment shown in fig. 1 to 7, the panel base has three cylindrical insulation jacks at one side facing the conductive plug bush assembly, and the cylindrical insulation jacks are respectively connected with three-phase connectors. An insulating support grid 40 is arranged on one side of the panel base facing the conductive plug bush assembly and used for supporting the conductive plug bush assembly. The conductive head is usually a banana plug, and is conveniently inserted into the jack.

By adopting the socket, the electric wires to be connected can be arranged in an upper-lower layered mode through the insulating upper cover, the insulating shell and the conductive connector, the electric wires can be connected, fixed and electrically connected through simple operation when the electric wires are installed, the electric wires in the upper layer and the lower layer in multiple directions can be led out, the overall layout and wiring are convenient, the electric wire connection and wire separation operation is simple, and the socket panel is installed without wiring. The invention has simple and rapid operation process, and safe use, and the conductor of the electric wire can not be exposed outside.

The foregoing is directed to preferred embodiments of the present invention, wherein the preferred embodiments are not obviously contradictory or subject to any particular embodiment, and any combination of the preferred embodiments may be combined in any overlapping manner, and the specific parameters in the embodiments and examples are only for the purpose of clearly illustrating the inventor's invention verification process and are not intended to limit the scope of the invention, which is defined by the claims and the equivalent structural changes made by the description and drawings of the present invention are also intended to be included in the scope of the present invention.

Claims

1. A junction-less receptacle comprising a receptacle panel and a junction box, wherein the receptacle panel comprises a receptacle panel (241) having a set of three-phase receptacles and two-phase receptacles, a panel base (243) having three-phase contacts, and an electrically conductive sleeve assembly (242) mounted between the receptacle panel and the panel base;

the conductive sleeve assembly comprises a left bridge plate (244) made of a conductive material, a right bridge plate (245) and a middle bridge plate (246) installed between the left and right bridge plates;

the left bridge plate comprises a first jack clamping piece (31), a second jack clamping piece (32) and a connecting arm (33) for connecting the first jack clamping piece and the second jack clamping piece, and the back of the connecting arm is provided with a first conductive head (37); the right bridge plate comprises a third jack clamping piece (34), a fourth jack clamping piece (35) and a connecting arm for connecting the third jack clamping piece and the fourth jack clamping piece, and a second conductive head (38) is arranged at the back of the connecting arm; the middle bridge plate is provided with a fifth jack clamping piece (36) and a third conductive head (39) positioned at the back of the fifth jack clamping piece;

the junction box comprises a box bottom surface, a box side wall and a wire inlet and outlet hole (12), wherein more than one connector is arranged on the box bottom surface;

the connector comprises an insulating upper cover (4), an insulating shell (2) and a conductive connecting piece (3); the insulating upper cover and the insulating shell are connected up and down and wrap the conductive connecting piece (3);

more than one pair of first lower grooves (19) are formed in the side wall of the insulating shell, and the heights of the bottoms of the first lower grooves are different;

the conductive connecting piece comprises a cover plate (8), a lead post (7) above the cover plate and more than one pair of wire stripping plates (9) below the cover plate; the bottom of the wire stripping plate is provided with a wire inserting groove, the wire inserting groove consists of a wire fixing groove (17) and a cutting groove (18) which is positioned below the wire fixing groove and connected with the opening of the wire inserting groove, the boundary of the cutting groove is provided with a knife edge, and the width of the cutting groove (18) is continuously shrunk and is larger than that of the wire fixing groove (17); the heights of the wiring slots on each pair of wire stripping plates are different; the position and the height of the wire inserting groove are correspondingly matched with the position and the height of the first lower groove (19);

the insulating upper cover is provided with a lead post through hole (5) and an occlusion mechanism matched with the insulating shell.

2. The patch-free jack of claim 1, wherein the three-phase contacts on the panel base are located on a diagonal.

3. The patch-free jack of claim 1 wherein the jack clips are formed by a pair of metal spring attachment surfaces, each of said metal springs being connected to the connection arms.

4. The connector-less receptacle of claim 1, wherein the panel base (243) has three cylindrical insulating insertion holes (26) on a side facing the conductive sleeve assembly, and the cylindrical insulating insertion holes are respectively provided with three-phase connectors in the middle.

5. The cordless connector of claim 4, wherein the three-phase connector is a banana plug and is located in the middle of the cylindrical insulating receptacle.

6. The patch-free jack of claim 1, wherein the panel base (243) is provided with an insulating support grid (40) on a side facing the conductive jack assembly.

7. The socket of claim 1, wherein the first lower groove (19) and the wire stripping plate (9) are arranged in two pairs and are arranged on a straight line perpendicular to each other, and a pair of wire inlet and outlet holes (12) are arranged on the side wall of the box.

8. The socket of claim 1, wherein the insulating upper cover (4) and the insulating housing (2) are cylindrical, and the engaging mechanism is a first engaging hole (6) and a first engaging catch (20) which are disposed on the outer walls of the insulating upper cover and the insulating housing and are engaged with each other.

9. The socket of claim 1, wherein the first lower groove (19) of the insulating housing has card grooves (21) on both sides for engaging with the wire stripping plate (9).

10. The socket of claim 1, wherein the bottom surface of the box is provided with a fixing base (11), the inner diameter of the outer wall of the fixing base is in clearance fit with the inner wall of the bottom of the insulating shell, and the outer wall of the fixing base is provided with a second lower groove (15) which is in height fit with the position of the first lower groove (19) on the insulating shell;

the bottom of the fixed base is provided with more than three support plates (16) and a plurality of second buckles (14), and the bottom surface of the insulating shell is provided with second clamping holes (22) matched with the second buckles (14) in a mutual matching mode.