CN205985670U - Adapter - Google Patents

Abstract

The utility model discloses an adapter, it includes the casing, install the circuit board in the casing, install several socket connector on the circuit board and install a locating piece in the casing with a plug connector of circuit board electric connection, electrical property, the socket connector retraction is in the casing, and plug connector makes its protruding casing that stretches out of front end by setting up to preceding slip in the casing, and the locating piece keeps out plug connector's rear end, the utility model discloses can eliminate two equipment gaps that correspond plug connector department on the traditional adapter shell body, make plug connector's equipment more firm, and then prolonged adapter's life.

Description

Adapter

technical field

The utility model relates to an adapter, in particular to an adapter with a plug connector and a socket connector.

Background technique

With the popularity of computers, the USB interface has become a standardized interface for data interaction between computers and various peripheral devices. Using the USB bus to transmit data is currently the most commonly used data transmission method. All digital devices have USB interfaces. At present, the data cables that support USB data transmission all have one end as a USB interface and the other end as a port corresponding to the data port of terminal equipment such as mobile phones and digital products. However, the existing digital products themselves do not have many sockets. Consumers often need to insert the sockets of digital products into the corresponding sockets during the use of digital products. Appear just can solve this technical problem.

A traditional adapter usually includes an outer shell, a plug connector protruding from the outer shell, and at least one socket connector retracted in the outer shell. The outer shell is formed by buckling the upper shell and the lower shell, and the lower shell The position of the body corresponding to the docking part of the plug connector is provided with a mounting opening through the upper edge of the lower housing, and a positioning plate is protruded downward from the corresponding mounting port of the upper housing. When assembling, the plug connector is installed downwards and its docking part is formed by The top and bottom are clipped in the installation opening, and the positioning plate of the upper housing is inserted downward in the installation opening and pressed against the docking portion. However, after this assembly method is completed, two gaps often appear between the corresponding installation port and the positioning plate of the docking part, which makes the plug connector easy to loosen during the process of plugging and unplugging the docking connector, affecting The service life of the adapter.

Utility model content

The purpose of the utility model is to provide an adapter which is assembled stably and can prolong the service life.

In order to achieve the above purpose, the utility model adopts the following technical solutions: an adapter, including a housing, a circuit board installed in the housing, a plug connector electrically connected to the circuit board, and a plug connector electrically installed in the circuit Several socket connectors on the board and a positioning piece installed in the housing, the socket connectors are retracted in the housing, and the plug connectors are slid from the back to the front in the housing so that the front end protrudes the housing, and the positioning member resists the rear end of the plug connector.

As a further improvement, the socket connectors are arranged side by side at the same end of the casing, and the plug connectors and socket connectors are separately arranged at opposite ends of the casing.

As a further improvement, the housing includes a lower housing and an upper cover plate covering the lower housing, the lower housing has a bottom plate, a front plate and a rear plate oppositely arranged, and two oppositely arranged connecting front plate and rear plate The upper surface of the side plate and the bottom plate protrudes upwards to provide a pair of limiting walls, and the limiting walls extend back and forth in parallel and at intervals to connect the front plate and the rear plate. The plug connector has a base and a docking portion located at the front end of the base. The plug connector slides forward between the limiting walls so that the docking portion passes through the hole until the base resists the front plate. The positioning piece is installed between the limiting walls and clamped Hold between the base and the rear panel of the lower housing.

As a further improvement, the inner surface of the limiting wall protrudes relatively to form a limiting portion, the positioning member is rectangular, and both sides of its front end are concavely provided with limiting grooves for accommodating the limiting portion.

As a further improvement, the circuit board is located above the plug connector and the positioning member, a notch is provided at the base of the circuit board facing the plug connector, and a positioning post protrudes downward from the position corresponding to the notch on the upper cover plate , the positioning post passes through the gap and presses against the base of the plug connector.

As a further improvement, the receptacle connector is a sinker connector, which includes a first receptacle connector and a second receptacle connector embedded in the rear end of the circuit board at intervals side by side, the first receptacle connector and the second receptacle connector The rear end of the lower housing abuts against the rear plate of the lower case and respectively forms a docking port, and the rear plate of the lower case is provided with an insertion port front and rear corresponding to the position of the docking port.

As a further improvement, the first socket connector is located above the positioning piece, the rear portion of the upper surface of the positioning piece protrudes upwards to form a support portion, and the upper cover protrudes downwards toward the first socket connector to form abutment The column, the abutting column and the supporting portion relatively abut against the upper and lower surfaces of the first socket connector.

As a further improvement, the peripheral edge of the second socket connector is bent outwards to form a curl, and the bottom plate and the upper cover plate of the lower housing are relatively protrudingly provided with gaps corresponding to the second socket connector. The positioning block in front of the socket, the abutting block in front of the positioning block, and the positioning wall in front of the abutting block, the curling on the upper and lower sides of the second socket connector are respectively clamped between the positioning block and the rear plate and positioned The block relatively abuts against the rear of the upper and lower surfaces of the second socket connector, the abutment block relatively abuts against the front of the upper and lower surfaces of the second socket connector, and the positioning wall resists the front end of the second socket connector.

As a further improvement, the upper end of the lower shell is concavely provided with an annular lower groove, wherein the inner wall of the lower groove has a lower height than the outer wall and a welding line is provided at the top, the upper cover The plate is provided with an upper groove for accommodating the inner wall of the lower groove, the outer wall of the upper groove is accommodated in the lower groove and the bottom of the upper groove is provided with a welding line, and the upper cover plate and the lower casing are welded and fixed together through the welding line.

As a further improvement, several spacer sleeves are provided at intervals on the inner side wall of the lower housing, and several inserting posts inserted in the spacer sleeves are protruded from the inner side of the upper groove on the upper cover plate at intervals.

To sum up, the adapter of the utility model enables the plug connector to be slid and installed in the housing from inside to outside so that the docking part protrudes out of the housing, and then uses the positioning piece to resist the rear end of the plug connector to prevent the plug from The connector recedes, thereby eliminating two assembling gaps at the butt joints of the traditional adapter shell and corresponding to the plug connector, making the assembly of the plug connector more stable, and prolonging the service life of the adapter.

Description of drawings

Fig. 1 is a three-dimensional assembled view of the adapter of the present invention.

FIG. 2 is an exploded perspective view of the adapter shown in FIG. 1 .

FIG. 3 is an exploded perspective view from another angle of the adapter shown in FIG. 1 .

Fig. 4 is a perspective view of the upper cover of the adapter of the present invention.

Fig. 5 is a cross-sectional view of the adapter of the present invention.

detailed description

In order to describe the technical content, structural features, achieved goals and effects of the present utility model in detail, the following will be described in detail in conjunction with the embodiments and accompanying drawings.

Please refer to Fig. 1, Fig. 2 and Fig. 3, the adapter of the present invention includes a housing 10, a circuit board 20 installed in the housing 10, a plug connector 30 electrically connected to the circuit board 20, an installation A positioning member 40 for positioning the plug connector 30 in the housing 10, and several socket connectors 50 electrically installed on the circuit board 20, the socket connectors 50 are retracted in the housing 10 The plug connector 30 is slid from rear to front in the housing 10 so that its front end protrudes out of the housing 10 , and the positioning member 40 resists the rear end of the plug connector 30 . Wherein, the receptacle connectors 50 are arranged side by side at the same end of the housing 10 , and the plug connectors 30 and the receptacle connectors 50 are respectively arranged at opposite ends of the housing 10 .

Specifically, referring to Fig. 2, Fig. 3 and Fig. 4, the housing 10 includes a lower housing 11 and an upper cover 12 covering the lower housing 11, the lower housing 11 has a bottom plate 101, a front plate 102 and The rear plate 103 and the two side plates 104 that connect the front plate 102 and the rear plate 103 are oppositely arranged; the upper surface of the bottom plate 101 protrudes upwards to provide a pair of limiting walls 111, and the limiting walls 111 extend forward and backward in parallel to connect the front plate 102 A limiting portion 112 is protruded from the rear plate 103 and its inner surface is relatively protruding;

The plug connector 30 has a base 31 and a docking portion 32 located at the front end of the base 31. The plug connector 30 slides forward between the limiting walls 111 so that the docking portion 32 passes through the perforation 113 until the base 31 is against the front plate 102; positioning The member 40 is rectangular, and it is installed downward between the limiting walls 111 and clamped between the base 31 and the rear plate 103 of the lower housing 11 to prevent the plug connector 30 from retreating. The two sides of the front end of the positioning member 40 A limiting groove 41 for accommodating the limiting portion 112 is recessed, so as to prevent the front end of the positioning member 40 from being tilted due to backward pressing.

The circuit board 20 is located above the plug connector 30 and the positioning member 40. The circuit board 20 is provided with a gap 21 facing the base 31 of the plug connector 30. The plug connector 30 passes through the cable (not shown) ) is electrically connected to the circuit board 20, and the upper cover plate 12 is provided with a positioning post 121 protruding downward corresponding to the position of the notch 21, and the positioning post 121 passes through the notch 21 and presses against the base 31 of the plug connector 30, so that the plug The connector 30 is stably installed in the housing 10 , and more preferably, the positioning column 121 is U-shaped.

In the utility model, the receptacle connector 50 is a sunken board connector, which includes a first receptacle connector 51 and a second receptacle connector 52 embedded in the rear end of the circuit board 20 at intervals side by side, the first receptacle connector 51 and the second receptacle connector The rear ends of the two socket connectors 52 abut against the rear plate 103 of the lower housing 11 and respectively form a docking port 53, and the rear board 103 of the lower housing 11 is provided with an insertion port 114 through the front and back corresponding to the position of the docking port 53. The rear plate 103 protrudes forward from both sides of the socket 114 to limit the spacer 115 , and the rear end of the socket connector 50 is further clamped between the spacers 115 to avoid shaking left and right.

Please continue to refer to Fig. 2, Fig. 3, Fig. 4 and Fig. 5, the first receptacle connector 51 is located above the positioning part 40, and the rear part of the upper surface of the positioning part 40 protrudes upwards to form a supporting part 42, and the upper cover plate 12 Protruding downward toward the first receptacle connector 51 to form a propping post 122, the abutting post 122 and the support portion 42 relatively abut against the upper and lower surfaces of the first receptacle connector 51, thereby ensuring the stable assembly of the first receptacle connector 51, More preferably, the abutting column 122 is T-shaped.

The second receptacle connector 52 is bent outward at the peripheral edge of the docking port 53 to form a bead 54 , and the bottom plate 101 of the lower housing 11 and the upper cover 12 protrude from each other to provide a corresponding receptacle port located at a distance from the second receptacle connector 52 . The positioning block 116 in front of 114, the abutting block 117 in front of the positioning block 116 and the positioning wall 118 in front of the abutting block 117, the crimps 54 on the upper and lower sides of the second receptacle connector 52 are respectively clamped on the positioning block 116 and the rear Between the boards 103, the positioning block 116 relatively abuts against the rear portion of the upper and lower surfaces of the second socket connector 52, and the abutment block 117 relatively abuts against the front portion of the upper and lower surfaces of the second socket connector 52, and the positioning wall 118 resists the second socket connector. The front end of the connector 52 ensures a stable assembly of the second socket connector 52 .

In this embodiment, the plug connector 30 is a Micro USB plug connector, the first socket connector 51 is a Micro USB socket connector, and the second socket connector 52 is a USB 2.0 socket connector. Of course, the plug connector 30 and the receptacle connector 50 are not limited to the above-mentioned electrical connectors, any electrical connectors known to those skilled in the art can be used in the utility model adapter, and the specific structures of the above-mentioned electrical connectors are all in the technical field Within the scope of understanding of personnel, no more detailed descriptions will be made here.

Please continue to refer to FIG. 1 to FIG. 5 , a block 105 and a number of limiting ribs 106 extending vertically protrude from the inner side wall of the lower casing 11 , and the circuit board 20 is horizontally installed in the lower casing 11 downwards. Until the locking block 105 is slid, the limiting rib 106 abuts against the peripheral edge of the circuit board 20 and the locking block 105 is locked on the circuit board 20 . The upper end of the lower housing 11 is concavely provided with an annular lower groove 119, wherein the inner wall of the lower groove 119 has a lower height than the outer wall and its top is provided with a welding line 107, and the upper cover plate 12 is provided with a receiving The upper groove 123 on the inner wall of the lower groove 119, the outer wall of the upper groove 123 is accommodated in the lower groove 119 and the bottom thereof is provided with a welding line 107, the upper cover plate 12 and the lower housing 11 are welded and fixed together by the welding line 107, More preferably, several spacer sleeves 108 are provided at intervals on the inner wall surface of the lower housing 11 , and several inserting columns 109 inserted in the spacer sleeves 108 protrude from the inner side of the upper groove 123 of the upper cover plate 12 at intervals. , so as to ensure the stable covering of the upper cover plate 12 and the lower casing 11.

To sum up, the adapter of the utility model enables the plug connector 30 to be slidably installed in the housing 10 from the inside to the outside so that the docking portion 32 protrudes out of the housing 10, and then uses the positioning member 40 to resist against the plug connector. 30 to prevent the plug connector 30 from receding, thereby eliminating the two assembly gaps at the butt joints of the corresponding plug connector on the traditional adapter shell, making the assembly of the plug connector 30 more stable, and extending the length of the transition. service life of the device.

Preferred embodiments of this invention are described herein, including the best mode known to the inventor for carrying out the invention. It should be understood that the illustrated embodiments are exemplary only, and should not be construed as limiting the scope of the present utility model, so all equivalent structural changes made by using the description of the present utility model and the contents of the accompanying drawings are equally included in the present invention. within the scope of utility models.

Claims (10)

1. a kind of adapter, including housing, a plug being electrically connected with circuit board of the circuit board that is installed in housing is connected Device and electrical installing several socket connectors on circuit boards, described socket connector be recessed in housing it is characterised in that： Described adapter further includes the positioning piece being installed in housing, and described pin connector is sliding from the front to the back in housing to be set Its front end is made to protrude out housing, the rear end of pin connector kept out by described keeper.

2. adapter according to claim 1 it is characterised in that：Described socket connector is disposed on housing side by side Same one end, and pin connector sets up the opposite end in housing separately with socket connector.

3. adapter according to claim 1 it is characterised in that：Described housing includes lower house and lid sets the upper of housing Cover plate, lower house has base plate, the front and rear panels that are oppositely arranged and be oppositely arranged the biside plate connecting front and rear panels, bottom The upper surface of plate a pair of limited wall of projection upwards, extends before and after described limited wall parallel interval and connects front and rear panels, header board Run through before and after bottom and be provided with a perforation being located between limited wall, described pin connector has base portion and is located at base portion front end Docking section, pin connector forward slip between limited wall makes docking section pass through perforation to base portion to keep out header board, and keeper fills It is located between limited wall and be clamped between base portion and the back plate of lower house.

4. adapter according to claim 3 it is characterised in that：It is spacing that described limited wall medial surface protrudes out formation relatively Portion, described keeper is rectangular-shaped, and its front end both sides is arranged with the stopper slot housing limiting section.

5. adapter according to claim 3 it is characterised in that：Described circuit board is located at pin connector and keeper Top, just to being provided with a breach at the base portion of pin connector, the position that described upper cover plate corresponds to breach is convex downwards for circuit board It is provided with a locating dowel, locating dowel is pressed on the base portion of pin connector through breach.

6. adapter according to claim 3 it is characterised in that：Described socket connector is heavy plate-type connector, its bag Include the first socket connector and the second socket connector that interval arranged side by side is embedded in board rear end, the first socket connector and the The rear end of two socket connectors is supported in the back plate of lower house and is respectively formed with docking port, and the back plate of described lower house is corresponding Run through before and after the position of docking port and be provided with interface.

7. adapter according to claim 6 it is characterised in that：Described first socket connector is located at the upper of keeper Side, the rear portion of keeper upper surface protrudes out formation support upwards, and described upper cover plate protrudes out shape downwardly toward the first socket connector Become to support post, support the post upper and lower surface of supporting first socket connector relative with support.

8. adapter according to claim 6 it is characterised in that：Described second socket connector is in the circumferential edges of docking port Outward bending forms crimping, and the base plate of described lower house and upper cover plate are convexly equipped with that to be located at interval at the second socket connector corresponding relatively Interface in front of locating piece, be located at supporting block and be located at and support positionable wall in front of block in front of locating piece, described second The crimping of socket connector upper and lower sides is clamped between locating piece and back plate respectively and relative second socket of supporting of locating piece connects The rear portion of device upper and lower surface, supports the front portion that block supports the second socket connector upper and lower surface relatively, and positionable wall is kept out second The front end of socket connector.

9. adapter according to claim 3 it is characterised in that：The upper end of described lower house faces down and is arranged with annular Groove, wherein, the inwall of low groove compares that outer wall has a lower height and its top is provided with weld bond, and described upper cover plate sets There is the upper groove housing low groove inwall, the outer wall of upper groove is housed in low groove and its bottom is provided with weld bond, upper cover plate Together with being welded and fixed on by weld bond with lower house.

10. adapter according to claim 9 it is characterised in that：It is interval with number in the interior sidewall surface of described lower house Individual stop collar, upper cover plate is convexly equipped with several plug-in mounting posts being inserted in stop collar in the clear width of upper groove.