CN211789756U

CN211789756U - Adapter

Info

Publication number: CN211789756U
Application number: CN202020660314.5U
Authority: CN
Inventors: 侯旺桂; 胡安青; 赵春阳
Original assignee: Shenzhen Dingduan Xingye Technology Co ltd
Current assignee: Shenzhen Dingduan Xingye Technology Co ltd
Priority date: 2020-04-27
Filing date: 2020-04-27
Publication date: 2020-10-27
Anticipated expiration: 2030-04-27

Abstract

The utility model discloses an adapter, include: the protective shell is provided with an accommodating cavity, and the accommodating cavity is provided with a first opening and a second opening; the Lightning male connector comprises a circuit board and a first butt joint shell, the first butt joint shell is fixedly connected with the circuit board, one end of the circuit board is arranged in the accommodating cavity, one end of the first butt joint shell is inserted into a first opening of the accommodating cavity, and the outer surface of the first butt joint shell is attached to the inner surface of the accommodating cavity; the USB female head comprises a contact terminal and a second insulation inner die, the contact terminal is fixed on the second insulation inner die, one end of the contact terminal is arranged in the accommodating cavity and is electrically connected with the circuit board, one end of the second insulation inner die is inserted into a second opening of the accommodating cavity, and the outer surface of the second insulation inner die is attached to the inner surface of the accommodating cavity. The utility model discloses can protect the circuit board of Lightning public head and the welding point of the female contact terminal of USB to reduce the defective rate of adapter.

Description

Adapter

Technical Field

The utility model belongs to the technical field of the connector and specifically relates to an adapter is related to.

Background

At present, in the adapter that public head of Lightning changes female head of USB, the circuit board of public head of Lightning can form a protection centre form in the splice encapsulating with the contact terminal welding back of the female head of USB, however, at the encapsulating in-process, because the temperature of glue is higher, the circuit board of public head of Lightning damages easily, leads to the defective rate of adapter high, and manufacturing cost is high.

SUMMERY OF THE UTILITY MODEL

The utility model discloses aim at solving one of the technical problem that exists among the prior art at least. Therefore, the utility model provides an adapter can protect the circuit board of Lightning public head and the welding point of the female contact terminal of USB to reduce the defective rate of adapter.

An embodiment of the utility model provides an adapter, include: the protective shell is provided with an accommodating cavity, and the accommodating cavity is provided with a first opening and a second opening; the Lightning male connector comprises a circuit board and a first butt joint shell, the first butt joint shell is fixedly connected with the circuit board, one end of the circuit board is arranged in the accommodating cavity, one end of the first butt joint shell is inserted into the first opening of the accommodating cavity, and the outer surface of the first butt joint shell is attached to the inner surface of the accommodating cavity; the USB female head comprises a contact terminal and a second insulation inner die, the contact terminal is fixed on the second insulation inner die, one end of the contact terminal is arranged in the accommodating cavity and is electrically connected with the circuit board, one end of the second insulation inner die is inserted in the second opening of the accommodating cavity, and the outer surface of the second insulation inner die is attached to the inner surface of the accommodating cavity.

The utility model discloses adapter has following beneficial effect at least: by arranging the protective shell, one end of the circuit board of the Lightning male head is arranged in the accommodating cavity of the protective shell, one end of the contact terminal of the USB female head is also arranged in the accommodating cavity, and after the contact terminal is electrically connected with the circuit board in a welding mode, the welding point is located in the accommodating cavity; one end of the first butt joint shell is inserted into the first opening of the accommodating cavity, the outer surface of the first butt joint shell is attached to the inner surface of the accommodating cavity, one end of the second insulating inner die is inserted into the second opening of the accommodating cavity, the outer surface of the second insulating inner die is attached to the inner surface of the accommodating cavity, and therefore the two ends of the accommodating cavity are respectively sealed by the first butt joint shell and the second insulating inner die; from this, the welding point of contact terminal and circuit board is in a confined holding intracavity, can prevent impurity pollution welding points such as external dust, and the welding point need not to refill the colloid of high temperature, and the public first circuit board of Lightning is difficult to destroyed to reduce the defective rate of adapter, reduction in production cost.

According to the utility model discloses an adapter of other embodiments, the material of protective housing is the metal.

According to the utility model discloses an adapter of other embodiments, the female head of USB still includes the second butt joint casing, the second butt joint casing cover is established on the insulating centre form of second, the second butt joint casing with the protective housing electricity is connected, first butt joint casing with the protective housing electricity is connected.

According to the utility model discloses an adapter of other embodiments, the material of protective housing is plastics.

According to the utility model discloses an adapter of other embodiments, the circuit board is kept away from the one end of protective housing is provided with the contact, the contact with the contact terminal electricity is connected.

According to the utility model discloses an adapter of other embodiments, lighting public head still includes the first insulation centre form, the cladding of first insulation centre form is in on the circuit board, the contact passes the first insulation centre form to extend to the external world.

According to the utility model discloses an adapter of other embodiments, first butt joint casing cover is established on the first insulation centre form.

Drawings

Figure 1 is an isometric view of an adapter of a first embodiment;

FIG. 2 is a top view of the rotary union of FIG. 1 with the protective shell removed;

FIG. 3 is a partial exploded view of the transfer joint of FIG. 1;

FIG. 4 is an exploded view of the Lightning male head of FIG. 1;

fig. 5 is an exploded view of the USB female connector of fig. 1.

Detailed Description

The conception and the resulting technical effects of the present invention will be described clearly and completely with reference to the following embodiments, so that the objects, features and effects of the present invention can be fully understood. Obviously, the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and other embodiments obtained by those skilled in the art without inventive labor based on the embodiments of the present invention all belong to the protection scope of the present invention.

In the description of the embodiments of the present invention, if an orientation description is referred to, for example, the directions or positional relationships indicated by "upper", "lower", "front", "rear", "left", "right", etc. are based on the directions or positional relationships shown in the drawings, only for convenience of description and simplification of description, but not for indicating or implying that the indicated device or element must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present invention.

In the description of the embodiments of the present invention, if a feature is referred to as being "disposed", "fixed", "connected", or "mounted" on another feature, it can be directly disposed, fixed, or connected to the other feature or indirectly disposed, fixed, connected, or mounted on the other feature. In the description of the embodiments of the present invention, if "a plurality" is referred to, it means one or more, if "a plurality" is referred to, it means two or more, if "greater than", "less than" or "more than" is referred to, it is understood that the number is not included, and if "more than", "less than" or "within" is referred to, it is understood that the number is included. If reference is made to "first" or "second", this should be understood to distinguish between features and not to indicate or imply relative importance or to implicitly indicate the number of indicated features or to implicitly indicate the precedence of the indicated features.

Referring to figures 1 to 3 of the drawings, figure 1 is an isometric view of a first embodiment of an adapter, figure 2 is a top view of the adapter of figure 1 with the protective shell 200 removed, and figure 3 is an exploded view of a portion of the adapter of figure 1. The adapter of this embodiment includes that Lightning is public first 100, protective housing 200 and the female head 300 of USB, is provided with on the protective housing 200 and holds chamber 210, and the left end that holds chamber 210 is provided with first opening, and the right-hand member that holds chamber 210 is provided with the second opening, and Lightning is public first 100 sets up at first opening part, and the female head 300 of USB sets up at the second opening part.

Referring to fig. 3 and 4, fig. 4 is an exploded view of the Lightning male head 100 of fig. 1. The Lightning male connector 100 includes a first mating housing 110, a first insulating inner mold 120, a circuit board 130 and a connector 140, wherein a row of contacts 131 are respectively disposed on an upper surface and a lower surface of a left end of the circuit board 130, a pad 132 is disposed on a right end of the circuit board 130, and the contacts 131 are electrically connected to the pad 132 through a circuit on the circuit board 130. The first inner insulating mold 120 is wrapped on the circuit board 130, and the contact 131 passes through the first inner insulating mold 120 and extends to the outside, and the pad 132 is also exposed from the right end of the first inner insulating mold 120.

Be provided with mounting groove 112 in the first butt joint casing 110, the right-hand member opening of mounting groove 112, first insulating internal mold 120 arranges in mounting groove 112 to realize the fixed connection between first butt joint casing 110 and the circuit board 130, the upper wall and the lower wall of mounting groove 112 all are provided with export 111, two rows of contacts 131 of the left end of circuit board 130 then expose from two exports 111 respectively, thereby make contact 131 can realize the electricity with Lightning female head and be connected. The connector 140 covers the right end of the circuit board 130, and plays a role of protecting the electrical components on the circuit board 130. The first docking housing 110 is used for connecting the Lightning male connector 100 with the Lightning female connector.

The right end of the circuit board 130 is disposed in the accommodating cavity 210, so as to facilitate the connection between the pad 132 and the USB female connector 300, and the right end of the first docking case 110 is inserted into the first opening of the accommodating cavity 210, so as to close the first opening.

Referring to fig. 3 and 5, fig. 5 is an exploded view of the USB female head 300 of fig. 1. The USB female connector 300 includes a connection housing 310, a plurality of contact terminals 320, the number of the contact terminals 320 is the same as that of the contacts 131 (see fig. 4), a second insulating inner mold 330 covers the contact terminals 320, so that the contact terminals 320 are insulated from each other, the left end of the contact terminal 320 extends from the second insulating inner mold 330, and the right end of the contact terminal 320 is exposed from the lower surface of the second insulating inner mold 330.

The left end of the second butt joint housing 340 is clamped and fixed on the second insulating inner die 330, specifically, the upper surface of the second insulating inner die 330 is provided with a groove 332, the upper surface of the second butt joint housing 340 is provided with a downward convex elastic sheet 341, after the left end of the second butt joint housing 340 is sleeved on the second insulating inner die 330, the elastic sheet 341 is clamped into the groove 332, and thus the second butt joint housing 340 is fixed on the second insulating inner die 330. The second docking housing 340 is used for connecting the USB female connector 300 with a USB male connector.

The connecting shell 310 is used for realizing connection between the connector 140 and the second insulating inner mold 330, specifically, a plug hole 311 is arranged in the connecting shell 310, the connector 140 is inserted into the plug hole 311, a clamping groove 312 is further arranged at the right end of the connecting shell 310, a clamping point 331 is arranged at the left end of the second insulating inner mold 330, and the clamping point 331 is clamped into the clamping groove 312, so that connection between the connecting shell 310 and the second insulating inner mold 330 is realized.

When the protective shell 200 is connected to the USB female connector 300, the connecting shell 310 is integrally disposed in the accommodating cavity 210, the left end of the second insulating inner mold 330 is inserted into the second opening of the accommodating cavity 210, and the outer surface of the second insulating inner mold 330 is attached to the inner surface of the accommodating cavity 210, so that the second opening of the second insulating inner mold 330 is closed.

Referring to fig. 1 to 5, in summary, when the Lightning male connector 100 is connected to the USB female connector 300, the connector 140 is connected to the second insulating inner mold 330 through the connecting shell 310, and the right end of the circuit board 130 passes through the inserting hole 311 of the connecting shell 310, so that the pad 132 contacts with the left end of the contact terminal 320, and at this time, the state of the adapter is as shown in fig. 2. Thereafter, the left end of the contact terminal 320 is soldered on the pad 132. Finally, the protective shell 200 is sleeved, the left end of the protective shell 200 is sleeved with the right end of the first butt joint shell 110, and the right end of the protective shell 200 is sleeved with the second insulating inner mold 330.

Therefore, after the contact terminal 320 is welded to the pad 132, the welding point is located in the receiving cavity 210. The right end of the first docking housing 110 is inserted into the first opening of the accommodating cavity 210, the outer surface of the first docking housing 110 is attached to the inner surface of the accommodating cavity 210, one end of the second insulating inner mold 330 is inserted into the second opening of the accommodating cavity 210, the outer surface of the second insulating inner mold 330 is attached to the inner surface of the accommodating cavity 210, that is, the two ends of the accommodating cavity 210 are respectively sealed by the first docking housing 110 and the second insulating inner mold 330. The welding point of contact terminal 320 and circuit board 130 is in a confined holding chamber 210, can prevent impurity pollution welding points such as external dust, and the welding point need not to refill the colloid of high temperature, and the circuit board 130 of Lightning public head 100 is difficult to destroyed to reduce the defective rate of adapter, reduction in production cost.

In addition, through using the protective housing 200, the welding point need not to be refilled with the colloid of high temperature, when the bad condition of welding appears in the welding point, can conveniently retrieve the Lightning public head 100, the cost of the Lightning public head 100 is higher, through retrieving the Lightning public head 100, is favorable to reduction in production cost.

In addition, by using the protection shell 200, since the left end of the protection shell 200 is sleeved with the right end of the first docking housing 110, and the right end of the protection shell 200 is sleeved with the second insulating inner mold 330, the protection shell 200 can also play a role in posture correction, and the Lightning male head 100 and the USB female head 300 are prevented from being tilted after welding.

In this embodiment, the protective shell 200 is made of metal, the right end of the protective shell 200 is provided with the contact piece 220, the contact piece 220 contacts with the second docking shell 340, so that the protective shell 200 is electrically connected with the second docking shell 340, and the left end of the protective shell 200 also contacts with the first docking shell 110, that is, the protective shell 200 is also electrically connected with the first docking shell 110, so that the first docking shell 110, the protective shell 200, and the second docking shell 340 can together play a role in shielding an electromagnetic field, thereby preventing external electromagnetic field interference.

In another embodiment, the protective shell 200 is made of plastic, and at this time, the protective shell 200 can prevent foreign materials such as external dust from contaminating the welding points.

The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present invention within the knowledge of those skilled in the art. Furthermore, the embodiments of the present invention and features of the embodiments may be combined with each other without conflict.

Claims

1. An adapter, comprising:

the protective shell is provided with an accommodating cavity, and the accommodating cavity is provided with a first opening and a second opening;

the Lightning male connector comprises a circuit board and a first butt joint shell, the first butt joint shell is fixedly connected with the circuit board, one end of the circuit board is arranged in the accommodating cavity, one end of the first butt joint shell is inserted into the first opening of the accommodating cavity, and the outer surface of the first butt joint shell is attached to the inner surface of the accommodating cavity;

the USB female head comprises a contact terminal and a second insulation inner die, the contact terminal is fixed on the second insulation inner die, one end of the contact terminal is arranged in the accommodating cavity and is electrically connected with the circuit board, one end of the second insulation inner die is inserted in the second opening of the accommodating cavity, and the outer surface of the second insulation inner die is attached to the inner surface of the accommodating cavity.

2. The adapter according to claim 1, wherein the protective shell is made of metal.

3. The adapter according to claim 2, wherein the female USB connector further comprises a second docking housing, the second docking housing is sleeved on the second insulating inner mold, the second docking housing is electrically connected to the protective housing, and the first docking housing is electrically connected to the protective housing.

4. The adapter according to claim 1, wherein the protective shell is made of plastic.

5. The adapter according to any one of claims 1 to 4, wherein an end of the circuit board remote from the protective shell is provided with contacts, which are electrically connected to the contact terminals.

6. The adapter according to claim 5, wherein the Lightning male connector further comprises a first internal insulating mold, the first internal insulating mold being wrapped around the circuit board, the contacts passing through the first internal insulating mold and extending to the outside.

7. The adapter according to claim 6, wherein the first mating housing fits over the first insulating inner mold.