CN201075461Y - Improved structure of multi-port audio socket - Google Patents

Abstract

The utility model provides an improved structure of a multi-port audio socket, which is suitable for butt joint among a plurality of plug connectors. It mainly comprises: the insulating body and the cylindrical shell component; the insulating body is provided with screw holes, cylindrical protruding parts, buckling grooves and inserting grooves, the cylindrical shell component is formed by integrally forming a plurality of cylindrical shells and grounding pieces, inserting pieces extend from two sides of the cylindrical shells and are matched with the buckling grooves to combine the cylindrical shell component with the insulating body, and two side walls of the cylindrical shell component are respectively provided with small sections of concave arcs; after the inserting sheet and the grounding sheet of the grounding device are respectively inserted into the catching groove and the inserting groove of the insulating body, two small sections of concave arcs between the two components correspond to each other, and the locking piece is locked in the locking hole of the insulating body, so that the insulating body and the grounding device are stably sleeved, and the reliability of telecommunication transmission is improved.

Description

Improved structure of multi-port audio socket

Technical field

The utility model provides an improved structure of a multi-port audio socket, in particular to an improved structure of an audio socket capable of providing good and stable grounding and anti-interference effects.

Background technique

Since the transmission of electrical connector signals is affected by external or internal signals, there will be signal interference. Therefore, current electrical connectors are generally equipped with grounding devices for reducing signal interference, such as in the insulating body of the electrical connector. The outsourcing is covered with a metal shell, or the grounding terminal of the electrical connector is plugged with the docking electrical connector to form a grounding loop. They can all be used to reduce noise interference. In the prior art, the grounding device adopts a separate structure , as shown in Figure 1 is a three-dimensional exploded view of the existing electrical connector, a multi-port receptacle connector 100, which includes: an insulating body 1, which is provided with a cylindrical protrusion 11, a storage chamber 12, a buckle Slot 13, slot 14 and fixing piece 15, several conductive terminals 2, 21 are installed in the accommodation chamber 12 of insulating body 1, when the plug of a public seat is inserted, it can be used for contacting with plug and conduction to transmit signal, several covers 4 are inserted into the cylindrical protrusion 11 of the above-mentioned insulating body 1 to prevent the user from mis-inserting when inserting the male seat (not marked); a grounding piece 3 is provided with a sleeve hole 31, a slot 32 and the ground piece 33, the sleeve hole 31 of the ground piece 3 is inserted into the cylindrical protrusion 11 of the insulating body 1, and the ground piece 33 is inserted into the circuit board (not marked) through the slot 14 of the insulating body 1 to guide the signal Transmission: Several cylindrical shells 5 have two inserts 51, and the two inserts 51 are inserted into the button groove 13 of the insulating body 1 through the socket 32 of the grounding member 3, so that they are connected with the insulating body 1 and the grounding member 3 , when a male socket is plugged in, it facilitates the signal transmission of the ground plate 33 . Its disadvantage is: because the grounding element 3 and the cylindrical shell 5 are separated structures, there is a gap when they are inserted, so that the contact between the two cannot be firmly sealed, so there will be a phenomenon of poor contact, which will lead to disconnection of the product , Another shortcoming is: the mold of this structure is more difficult, and needs to open the mold many times, which increases the manufacturing cost, so the above shortcoming needs to be improved.

Contents of the invention

The main purpose of this utility model is to provide an improved structure of a multi-port audio socket, which adopts an integrated structure to form a cylindrical shell and a grounding device into a component, and when the component is locked with the insulating body, a good grounding effect can be obtained .

Another object of the present utility model is to provide an improved structure of multi-port audio socket. The cylindrical casing assembly of this integrated structure not only makes the mold difficult to moderate during production, but also has strong sharing ability, which greatly reduces the mold cost. .

The purpose of the utility model can be achieved by the following technical solutions. The main components of the utility model multi-port audio socket improvement structure include: an insulating body, a cylindrical housing assembly and a cover; the insulating body is provided with a keyhole, Cylindrical protrusions, buckle grooves, slots and inserting feet, wherein the keyholes, cylindrical protrusions, buckle grooves and slots provided on the contact end surface of the insulating body are all used to match with the cylindrical housing components; The buckle groove is used to place the insertion piece of the cylindrical shell assembly, and the slot is used for the grounding plate to be positioned against; the cylindrical shell assembly adopts an integrated structure, on which there is a cylindrical With the ground piece, there is a small concave arc in the middle of both sides of the cylindrical shell assembly. When the insert piece and the ground piece of the cylindrical shell assembly are respectively inserted into the buckle groove and slot of the insulating body, the cylindrical shell The two small concave arcs of the grounding device are closely matched with the cylindrical protrusion, and then a locking piece is used to lock into the keyhole of the insulating body, so that the insulating body and the grounding device are tightly and firmly formed to form a grounding device. At the same time, the ground plate is welded on the circuit board to ensure the reliability of telecommunication transmission; and the difficulty of the mold of this structure is moderate, and the sharing is strong, which greatly reduces the cost of the mold.

Description of drawings

Below in conjunction with accompanying drawing and embodiment the utility model is further described.

Figure 1 is a three-dimensional exploded view of a previous technical product;

Figure 2 is a three-dimensional exploded view of a specific embodiment of the present invention;

Fig. 3 is the three-dimensional assembly drawing of the specific embodiment of the utility model; And

Fig. 4 is a perspective view of a grounding device according to a specific embodiment of the present invention.

Known in the picture: 1-insulation body, 11-tubular protrusion, 12-accommodation chamber, 13-button groove, 14-slot, 15-fixing piece, 2, 21-terminal, 3-grounding piece, 31- Hole, 32-slot, 33-grounding piece, 4-cover, 5-cylindrical shell, 51-insert piece.

The utility model: 11-insulating body, 111-accommodating chamber, 112-tubular protrusion, 1121-concave, 1122-through hole, 113-contact surface, 114-lock hole, 115-buckle groove, 116-bump , 117-slot, 118-insert foot, 1181-hook part, 12, 121-terminal, 13-cover, 14-cylindrical shell assembly, 141-board body, 1411-side wall, 1412-small section Concave arc, 142-cylindrical shell, 143-insert piece, 1431-barb bump, 1432-tongue piece, 144-grounding piece, 1441-hook part.

Detailed ways

Now hereby cite a preferred embodiment to describe the utility model in more detail; please refer to FIG ^. , cover 13 and tubular housing assembly 14.

Please refer to FIG. 3, wherein, the insulating body 11 has a plurality of terminal receiving chambers 111, and the same number of cylindrical protrusions 112 are provided opposite to the receiving chambers 111, and recessed platforms 1121 are arranged inside these cylindrical protrusions 112. The through-hole 1122 that runs through the cylindrical protrusion 112 and the terminal accommodating chamber 111 is provided in the concave platform 1121, and the surface of the insulating body 11 between the cylindrical protrusion 112 and the insulating body 11 is a contact surface 113, on which the contact surface 113 There are locking holes 114, buckle grooves 115 and slots 117; wherein the locking holes 114 correspond to the concave arcs on the side of the cylindrical housing assembly 14, when the cylindrical housing assembly 14 is connected to the insulating body 11, a The locking piece (not marked) is locked into the keyhole 114, which can play a stable role, and fix the two together. At the same time, the noise received by the housing can be evenly transmitted to the grounding plate through the contact of the locking piece. 144; the buckle groove 115 provided between the cylindrical protrusions 112 on the contact surface 113 is matched with the insert pieces 143 on both sides of the cylindrical housing 142 on the assembly, and a protrusion is provided inside the buckle groove 115 116, when the insertion piece 143 of the tubular housing assembly 14 is inserted into the buckle groove 115, the tongue piece 1432 on the insertion piece 143 buckles on the protrusion 116 to play the role of fastening; under the contact surface 113, there is Slot 117, to provide the ground plate 144 insertion of tubular shell assembly 14; Insulation body 11 is provided with inserting foot 118 at its bottom two ends, is provided with a hook portion 1181 on inserting foot 118, so that the card The hook portion 1181 can be inserted into a circuit board, and then fixed on the circuit board.

Several conductive terminals 12, 121 are accommodated in the terminal receiving chamber 111 of the insulating body 11. When a plug of a male socket is inserted through the socket 1122, it can be used to contact and conduct with the plug to transmit signals.

Please combine with Fig. 4 to show that the cylindrical shell assembly 14 adopts an integrated structure. The side wall 1411 and the two side walls 1411 are provided with corresponding semicircular small concave arcs 1412 respectively. The holes 114 correspond to each other. When the cylindrical shell assembly 14 is combined with the insulating body 11, a good grounding function can be ensured through the locking of the lock piece (not marked); when the plate body 141 is in contact with the cylindrical shell 142 Inserting pieces 143 protrude from both sides of the inserting piece 143. Tongue pieces 1432 are provided at the bottom of the inserting piece 143. Barb bumps 1431 are respectively provided on both sides of the inserting piece 143. When the cylindrical housing component 14 is combined with the insulating body 11 At the same time, the insertion piece 143 penetrates the buckle groove 115 of the insulating body 11, while the tongue piece 1432 buckles on the bump 116 of the insulation body 11, and the barb bump 1431 places the insertion piece 143 in the buckle groove 115, so as to ensure The cylindrical shell assembly 14 is tightly buckled on the insulating body 11 to prevent the grounding device from loosening when the male plug is plugged in and out; the grounding piece 144 at the bottom of the plate body 141 of the cylindrical shell A hook portion 1441 is provided. When the cylindrical shell assembly 14 is combined with the insulating body 11, the grounding plate 144 is inserted into the slot 117 of the insulating body 11 for positioning, so as to facilitate grounding when plugged into a circuit board (not marked). The hook portion 1441 of the piece 144 clamps the circuit board for grounding.

Several sleeve covers 13 have different colors, which are inserted into the concave platform 1121 of the cylindrical protrusion 112. When the insert piece 143 of the cylindrical housing assembly 14 is inserted into the buckle groove 115 of the insulating body 11, the cylindrical housing 142 is sheathed on the cylindrical protruding part 112 thereupon, in conjunction with Fig. 3, it can be seen that when a plug (not marked) of a male seat is inserted into the jack 1122, it can prevent wrong insertion according to the different colors of the cover 13.

The embodiments and accompanying drawings of the utility model are only used to illustrate the utility model, so that those familiar with the technology can truthfully understand the purpose and effect of the utility model, but do not have any restrictions on the utility model. The utility model can also have other variant implementation modes, so anyone who is familiar with this technology and implements other styles without departing from the creative spirit of this case should be regarded as an equivalent implementation of the claims in this case.

Claims (3)

1. An improved structure of multi-port audio socket comprises an insulating body, a plurality of terminals, a cover and a cylindrical shell component; the method is characterized in that: the cylindrical shell component is an integrated component and comprises a plate body, a cylindrical shell, an inserting piece and a grounding piece; wherein,

the two side walls of the plate body are respectively provided with an equal semicircular small section concave arc, and the positions of the concave arcs are positioned on the side edges between the cylindrical shells and correspond to the lock holes on the insulating body.

2. The improved structure of the multi-port audio jack of claim 1, wherein: the convex inserted sheet that is equipped with in the both sides side that plate body and tube-shape casing contacted, tongue piece has been seted up to these inserted sheet bottoms, and inserted sheet both sides limit is equipped with the barb bump respectively, and when tube-shape casing subassembly and insulator combination, the inserted sheet penetrated insulator's catching groove, and the tongue piece supports to detain on insulator's lug simultaneously, and the barb convex point is arranged the inserted sheet card in the catching groove.

3. The improved structure of the multi-port audio jack of claim 1, wherein: when the cylindrical shell component is combined with the insulating body, the grounding piece penetrates into the slot of the insulating body for positioning, so that when the cylindrical shell component is inserted on the circuit board, the clamping hook part of the grounding piece clamps the circuit board to play a grounding role.

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