CN2641858Y - Connector capable of narrowing width of circuit board - Google Patents

Abstract

A connector capable of narrowing the width of a circuit board comprises a plastic body, a plurality of terminals and an outer shell, wherein a groove is concavely arranged on the rear end surface of the plastic body; the plurality of terminals are embedded in the plastic body; the outer shell comprises an accommodating cavity for sleeving the plastic body in a matching manner, the rear end of the outer shell is radially bent with a grounding pin, the grounding pin is projectively positioned between the two side walls of the accommodating cavity of the outer shell, and when the plastic body is embedded in the outer shell, each grounding pin is correspondingly penetrated in the groove; therefore, the width of the circuit board arranged on the connector is smaller than or equal to the width of the side walls on the two sides of the outer shell, so that the volume of the product is narrowed. The utility model discloses can make the circuit board width that this connector installed, the width that is less than or equal to the both sides lateral wall of this shell body can reduce the volume of product.

Description

Connectors to narrow board width

technical field

The utility model relates to a line connector, in particular to a grounding pin of the connector, which is projectedly located between the two side walls of the outer casing of the connector and can narrow the width of a circuit board.

Background technique

As shown in Fig. 1 and Fig. 2, the connectors generally used in portable memory (Big Brother) at present include: a plastic body 61, and a plurality of parallel terminals 62 are embedded in the plastic body 61, so that the plastic body 61 is fitfully embedded in a housing hole 631 of a shielding shell 63, and the two sides of the rear end of the shielding shell 63 respectively bend and extend a grounding pin 64 outward to be welded on a circuit board 65 to complete the grounding circuit .

In the conventional connector mentioned above, since each grounding pin 64 extends outward from both sides of the shielding shell 63, the width D2 of the two grounding pins 64 is larger than that of the shielding shell 63 for wrapping plastic. The width D1 of the two sides of the accommodating hole 631 of the body 61 . And this circuit board 65 must pass through a jack 651 to cooperate and allow the insertion of each ground pin 64, so the width D3 on both sides of the circuit board 65 must be greater than the width D2 of the two ground pins 64, about 4 ~6mm, so the width of the product housing 66 used to accommodate the circuit board 65 must be wider, so the width of the product formed by the connector is about 6-8mm larger than the width of the connector shielding shell 63, so that the produced High-end products cannot be designed in a more compact form, which highlights its shortcomings.

Utility model content

In order to overcome the above-mentioned shortcomings of the existing connectors for portable memory, the utility model provides a connector that can narrow the width of the circuit board, which can make the width of the circuit board installed by the connector less than or equal to The width of the side walls on both sides of the outer casing can reduce the volume of the product.

The technical scheme that the utility model solves its technical problem adopts is:

A connector capable of narrowing the width of a circuit board, comprising a plastic body, a plurality of terminals, and an outer shell, characterized in that: the rear end of the plastic body is concavely provided with grooves; the plurality of terminals are embedded Placed in the plastic body; the outer shell includes an accommodating hole to snugly fit the plastic body, the rear end of the outer shell is radially bent with a grounding pin, and the grounding pin is projected on the Between the sidewalls on both sides of the accommodating hole of the outer shell, when the plastic body is embedded in the outer shell, the grounding pins are correspondingly placed in the grooves; in this way, the device of the connector can be The width of the circuit board is less than or equal to the width of the side walls on both sides of the outer casing, so as to narrow the volume of the product.

The aforementioned connector capable of narrowing the width of the circuit board, wherein the plastic body is provided with a button hole, and when the plastic body is embedded in the outer shell, a buckle portion of the outer shell is correspondingly snapped into the button hole , to stably position the plastic body.

In the above-mentioned connector capable of narrowing the width of the circuit board, the outer shell includes a receiving hole to fitly accommodate the plastic body, and the rear edge of the receiving hole is a grounding part extending backward, Both sides of the grounding portion respectively bend a grounding pin downwards for soldering to the grounding circuit of the circuit board, so that the width between the two grounding pins is smaller than the width of the sidewalls on both sides of the accommodating hole.

The beneficial effect of the utility model is that the width of the circuit board mounted on the connector can be less than or equal to the width of the two side walls of the outer casing, and the volume of the product can be reduced.

Description of drawings

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

Fig. 1 is a schematic diagram of a conventional connector.

Fig. 2 is a schematic diagram of the relationship between the conventional connector and the circuit board.

Fig. 3 is an exploded perspective view of the utility model.

Fig. 4 is a combined perspective view of the utility model.

Fig. 5 is a sectional view along the direction 5-5 shown in Fig. 4 .

Fig. 6 is a bottom view of the utility model, showing the relationship with the circuit board.

Fig. 7 is a rear side view of the utility model.

Fig. 8 is a schematic diagram comparing the utility model with the existing connector.

Explanation of symbols in the figure:

1 Plastic body 11 Rear end face 12 Groove

13 Terminal embedding groove 14 Button hole 2 Terminals

3 outer casing 30 side wall 31 accommodation hole

32 Grounding part 321 Grounding pin 33 Button part

4 Circuit board Width between ground pins of H1

H2 The width of the side walls on both sides of the accommodation hole H3 The width of the circuit board

61 plastic body 62 terminal 63 shielded shell

631 storage hole 64 grounding pin 65 circuit board

651 socket 66 product shell

Detailed ways

Please refer to Fig. 3 and Fig. 8, the utility model is a kind of connector that can narrow the width of the circuit board, including: a plastic body 1, its rear end surface 11, at least one groove 12 is recessed inwardly; The terminal 2 is embedded in the plastic body 1; an outer shell 3 can be fitly sleeved on the plastic body 1, and the rear end of the outer shell 3 is at least radially bent with a grounding pin 321, so that the grounding pin 321 The projection is located between the side walls 30 on both sides of the outer shell 3, and when the plastic body 1 is embedded in the outer shell 3, each grounding pin 321 is correspondingly inserted into the groove 12 of the plastic body 1, In this way, the width of the circuit board 4 mounted on the connector can be made smaller than or equal to the width of the two side walls 30 of the outer shell 1, so as to reduce the volume of the product.

As shown in Fig. 3, Fig. 5 and Fig. 7, the plastic body 1 shown in the utility model is integrally injection-molded by an insulating material, and is provided with a plurality of terminal embedding grooves 13 to respectively embedding a terminal 2 correspondingly. , and at least one button hole 14 on the plastic body 1, when the plastic body 1 is embedded in the outer shell 3, a buckle portion 33 of the outer shell 3 can be correspondingly buckled on the buckle of the plastic body 1 In the hole 14, the plastic body 1 is positioned stably.

The outer casing 3 disclosed by the utility model is made of a free metal plate, integrally formed, and contains a receiving hole 31 to accommodate the plastic body 1 in an accommodating manner. The rear end edge of the receiving hole 31 is A grounding part 32 is extended backward, and a grounding pin 321 is bent downwards on both sides of the grounding part 32 respectively, so as to be welded on the grounding circuit of the circuit board 4, so that the width H1 between the two grounding pins 321 is smaller than the capacity. The width H2 of the sidewalls 30 on both sides of the hole 31 is set.

Due to the connector disclosed in the present invention, as shown in Fig. 6, Fig. 7 and Fig. 8, the width H1 between the two grounding pins 321 of the outer shell 3 is smaller than the side walls 30 on both sides of the accommodating hole 31 of the outer shell 3. Therefore, the utility model can be matched with a circuit board 4 with a board width between H1 and H2, which is enough to insert and weld each grounding pin 321 on the circuit board, that is, the circuit to be used Board 4 width H3 can be less than or equal to the width of the two sidewalls 30 of this outer casing 3, make the circuit board 4 width that is applied to the present utility model, than the circuit board that is applied to existing connector about smaller 4～6mm (as shown in Figure 8 As shown), the utility model greatly narrows the appearance of the product, and can form a more pocket-sized and narrowed portable memory, which is convenient for users to carry.

The utility model has the following characteristics and advantages, and highlights its novelty and practicability:

1. The width of the applied circuit board can be narrowed, so that the products produced can be narrowed and pocket-sized, which is convenient for users to carry.

2. Since the molded product can be appropriately narrowed, the raw material and manufacturing costs of circuit boards or exterior casings can be reduced.

3. The products are more compact to improve market competitiveness and product market share.

The above is only a preferred embodiment of the utility model, and does not limit the utility model in any form. Any simple modification, equivalent change and modification made to the above embodiments according to the technical essence of the utility model, All still belong to within the scope of the technical solution of the utility model.

Claims (3)

1. A connector capable of narrowing the width of a circuit board, comprising a plastic body, a plurality of terminals, and an outer shell, characterized in that: The rear end face of the plastic body is concavely provided with grooves; The multiple terminals are embedded in the plastic body; The outer casing includes a housing hole to snugly fit the plastic body. The rear end of the outer casing is radially bent with a grounding pin, and the grounding pin is projectedly located on both sides of the housing hole of the outer casing. Between the side walls, when the plastic body is embedded in the outer casing, the ground pins are correspondingly inserted into the grooves. 2. The connector capable of narrowing the width of the circuit board according to claim 1, wherein the plastic body is provided with a button hole, and the plastic body is embedded in the outer casing, so that one of the outer casing The buckle is correspondingly buckled in the buckle hole. 3. The connector capable of narrowing the width of the circuit board according to claim 1, characterized in that the outer shell includes a receiving hole for fittingly receiving the plastic body, and the rear end of the receiving hole The end edge is a grounding part extending backwards, and the two sides of the grounding part are respectively bent downwards with a grounding pin for soldering to the grounding circuit of the circuit board, so that the width between the two grounding pins is smaller than the accommodating hole The width of the sidewalls on both sides.

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