CN210535917U

CN210535917U - Waterproof USB connector

Info

Publication number: CN210535917U
Application number: CN201922056902.8U
Authority: CN
Inventors: 田子良; 陈彩艳
Original assignee: Shenzhen Txga Industrial Electronic Co ltd
Current assignee: Shenzhen Txga Industrial Electronic Co ltd
Priority date: 2019-11-25
Filing date: 2019-11-25
Publication date: 2020-05-15
Anticipated expiration: 2029-11-25

Abstract

The utility model relates to a waterproof USB connector, which comprises a metal shell, wherein one side of the metal shell is provided with a socket, conductive pins extending out of the metal shell from one side far away from the socket are fixedly arranged in the metal shell, the surface of the outer side of the metal shell is fixedly provided with a waterproof shell, and the waterproof shell is arranged close to an opening at one side of the socket of the metal shell; the conductive pins penetrate through the waterproof shell on the side far away from the socket. The utility model discloses have can play waterproof effect, make the USB connector be difficult for damaging, having promoted USB connector life's effect because of being infected with water.

Description

Waterproof USB connector

Technical Field

The utility model belongs to the technical field of the technique of connector and specifically relates to a waterproof USB connector is related to.

Background

A USB connector is a connector capable of transferring data, and is often used between a host and a slave device to transfer data.

The existing USB connector includes: the metal shell is provided with a jack on one side, the insulating connecting block is arranged in the metal shell, the conducting plate is fixedly arranged on the insulating connecting block, and the conducting pin is fixedly arranged on one side of the insulating connecting block, which is far away from the conducting plate, and is connected with the conducting plate; when the USB plug is connected with the USB connector, the USB plug is directly inserted into the metal shell from the socket on the metal shell, so that the metal sheet on the USB plug is abutted against the conducting sheet on the insulating connecting block, the USB plug is connected with the USB connector at the moment, and the USB plug and the USB connector can realize data transmission; USB connectors are typically soldered directly to a circuit board.

The above prior art solutions have the following drawbacks: when the USB connector is welded on the circuit board, the metal shell on the USB connector is directly contacted with the outside air, so that the waterproof effect of the USB connector is poor, and when the metal shell is contaminated by water, the USB connector is easily damaged, and therefore the USB connector is to be improved.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a waterproof USB connector, it has can play waterproof effect, makes the USB connector be difficult because of being infected with water damage, promoted USB connector life's effect.

The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme:

a waterproof USB connector comprises a metal shell, wherein a socket is arranged on one side of the metal shell, conductive pins extending out of the metal shell from one side far away from the socket are fixedly arranged in the metal shell, a waterproof shell is fixedly arranged on the surface of the outer side of the metal shell, and an opening is formed in one side, close to the socket of the metal shell, of the waterproof shell; the conductive pins penetrate through one side of the waterproof shell, which is far away from the socket.

Through adopting above-mentioned technical scheme, waterproof housing's setting for metal casing's outside surface is protected, and external moisture is very difficult for being infected with on the metal casing this moment, has played good water-proof effects, and USB connector is also safer when using, has promoted USB's life, and because waterproof housing wraps up metal casing, makes metal casing non-deformable impaired when the atress, has promoted the holistic structural strength of USB connector.

The utility model discloses further set up to, the metal casing outside is fixed still on the surface and is provided with a waterproof soft packing ring, and waterproof soft packing ring is kept away from socket one side is close to socket one side butt with waterproof casing, and waterproof soft packing ring is close to socket one side surface and is leveled mutually with the socket edge.

By adopting the technical scheme, the waterproof soft gasket is arranged, so that the outer side surface of the metal shell is completely wrapped by the waterproof shell and the waterproof soft gasket, and external water is more difficult to be infected on the metal shell; the surface of one side, far away from the waterproof shell, of the waterproof soft gasket is flat with the edge of the socket, so that when the USB connector is connected with the USB plug, the surface of one side, far away from the waterproof shell, of the waterproof soft gasket can be abutted against the USB plug to play a certain buffering role, and the USB plug is not easy to be damaged by insertion; and when the USB plug and the waterproof soft gasket butt, elastic deformation still takes place easily for waterproof soft gasket can be inseparabler with the butt of USB plug, is difficult for taking place the phenomenon of infiltration in this position.

The utility model discloses further set up to, waterproof soft packing ring is close to waterproof shell side surface and waterproof shell are close to and are unsmooth cooperation between waterproof soft packing ring side surface.

Through adopting above-mentioned technical scheme, waterproof soft packing ring is close to waterproof casing one side surface and waterproof casing and is unsmooth cooperation near between the waterproof soft packing ring one side surface, has increased the area of contact of waterproof soft packing ring and waterproof casing for waterproof soft packing ring can be inseparabler with waterproof casing can the butt, be difficult for having the clearance, has promoted waterproof effect greatly.

The utility model discloses further set up to, waterproof soft packing ring is close to waterproof shell one side is provided with the ring channel on the surface, and waterproof shell is close to waterproof soft packing ring one side fixed annular strip that is provided with ring channel looks adaptation on the surface.

By adopting the technical scheme, the arrangement of the annular groove and the annular strip increases the contact area between the waterproof soft gasket and the waterproof shell, so that the waterproof soft gasket and the waterproof shell are not easy to seep water; on the other hand, the waterproof soft gasket is soft in material, and the waterproof shell is hard in material, so that the annular strip can be inserted into the annular groove more easily, and the waterproof soft gasket is mounted more easily.

The utility model discloses further set up to, metal casing's the outside is provided with the recess on the surface, the inboard fixed arch that is provided with recess looks adaptation on the surface of waterproof housing.

Through adopting above-mentioned technical scheme, recess and bellied setting have increased the area of contact of metal casing outside surface and waterproof housing inside surface on the one hand, and on the other hand separates the fender because of the protruding formation in the recess for waterproof housing and metal casing can be connected more firmly stable, and metal casing is difficult for deviating from waterproof housing, and then makes the holistic structural strength of USB connector obtain strengthening.

The utility model discloses further set up to, the recess is provided with two at least, two liang of recesses for metal casing symmetry sets up.

Through adopting above-mentioned technical scheme, two liang of recess sets up for metal casing symmetry for metal casing can receive more even when coming from waterproof case's power, has promoted the stability of metal casing installation, and then makes the life of USB connector obtain promoting.

The utility model discloses further set up to, waterproof housing inboard surface is in the fixed boss that is provided with in the position that wears out is participated in to the electricity conduction, and waterproof housing side surface and the electrically conductive side surface butt of participating in are kept away from to the boss.

Through adopting above-mentioned technical scheme, the setting of boss for electrically conductive participating in the structure of wearing out waterproof shell position department obtains strengthening, and easy atress when installing and USB connector and USB plug connection because of electrically conductive participating in, so electrically conductive participating in the structural strength of wearing out waterproof shell department obtains strengthening the back, and electrically conductive participating in just is difficult for taking place to buckle with waterproof shell butt department, helps electrically conductive participating in and keeps a stable operating condition.

The utility model discloses further set up to, waterproof case's material is polyethylene.

By adopting the technical scheme, the polyethylene material is odorless and nontoxic, has a hand feeling similar to wax, has excellent low-temperature resistance, good chemical stability, better corrosion resistance, small water absorption and excellent electrical insulation, so that the waterproof shell also has the advantages of the polyethylene material.

To sum up, the utility model discloses a beneficial technological effect does:

due to the arrangement of the waterproof shell, water is not easily polluted on the surface of the outer side of the metal shell, a good waterproof effect is achieved, the USB connector is not easily short-circuited when being electrified, and the use safety and the service life of the USB connector are improved;

the setting of waterproof soft packing ring for metal casing's outside surface is wrapped up by waterproof casing and waterproof soft packing ring completely, has promoted waterproof effect, and waterproof soft packing ring can also play good cushioning effect when the USB plug is pegged graft moreover, makes the USB plug be difficult for receiving the damage when pegging graft.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is a schematic diagram of the explosion structure of the present invention.

Fig. 3 is a schematic structural diagram of the waterproof case of the present invention.

In the figure, 1, a metal shell; 11. a socket; 12. a groove; 2. an insulating connecting block; 3. a conductive sheet; 4. a conductive pin; 5. a waterproof housing; 51. a protrusion; 52. a reinforcing block; 53. an annular strip; 6. a base; 7. a waterproof soft gasket; 71. an annular groove.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Embodiment one, refer to fig. 1 and fig. 2, do the utility model discloses a waterproof USB connector, include: the waterproof connector comprises a metal shell 1, an insulating connecting block 2, a conducting strip 3, a conducting pin 4 and a waterproof shell 5, wherein the metal shell 1 is made of nickel, a socket 11 is arranged on one side of the metal shell 1, and the socket 11 penetrates through two parallel side surfaces of the metal shell 1; insulating connecting block 2 is the rigid plastic material and is the cuboid shape, and insulating connecting block 2 butt fusion exists the clearance between 2 side surfaces of insulating connecting block and the 1 inboard lateral wall of metal casing on a base 6, and base 6 is the cuboid shape and is the rigid plastic material, and 6 inlay cards of base are kept away from the port department on one side of socket 11 at metal casing 1 to the port interference fit of socket 11 one side is kept away from with metal casing 1 to base 6.

Referring to fig. 1 and 2, the conductive plate 3 is made of copper material, the conductive plate 3 is inserted into one side surface of the insulating connecting block 2, and the side surface of the conductive plate 3 is perpendicular to the section of the socket 11; the conductive pin 4 is made of aluminum material, the conductive pin 4 is inserted on the base 6 and connected with the conductive sheet 3, one end of the conductive pin 4 far away from the conductive sheet 3 penetrates through the base 6 and extends out of the metal shell 1 from one side of the metal shell 1 far away from the socket 11; waterproof shell 5 is on 1 outside surface of metal casing through the mode integrated into one piece of moulding plastics to waterproof shell 5 is close to 11 side surfaces of socket and 11 parallel and level of departments of socket, and waterproof shell 5 is the cuboid shape and is the polyethylene material, and waterproof shell 5 is close to 11 one side openings of socket and sets up, and electrically conductive participating in 4 passes waterproof shell 5 again after passing base 6.

Referring to fig. 1 and 2, a groove 12 is integrally formed on the outer side surface of the metal shell 1, the cross section of the groove 12 is rectangular, a protrusion 51 matched with the groove 12 is integrally formed on the inner side surface of the waterproof shell 5, and the protrusion 51 is in a cuboid shape; the number of the grooves 12 is at least two, and may be two, four, six, eight or ten, in this embodiment, the number of the grooves 12 is six, four of the six grooves 12 are divided into two groups, two grooves 12 in each group are respectively located on two parallel large surfaces outside the metal shell 1, four grooves 12 on the large surfaces are opposite to each other in pairs, the remaining two grooves 12 in the six grooves 12 are respectively located on two small surfaces outside the metal shell 1, two grooves 12 on the small surfaces are symmetrical with respect to the metal shell 1, and the two large surfaces and the two small surfaces are respectively perpendicular to the side where the socket 11 is located.

Referring to fig. 2, the setting of recess 12 and arch 51 has increased the area of contact of waterproof shell 5 with metal casing 1 on the one hand, and on the other hand still forms with recess 12 lateral wall and separates the fender because of arch 51 is in recess 12 for metal casing 1 is difficult for deviating from waterproof shell 5, very big promotion the stability of metal casing 1 installation.

Referring to fig. 2 and 3, the inside surface of the waterproof housing 5 is provided with the reinforcing block 52 at the position where the conductive pin 4 penetrates out, the reinforcing block 52 is in a cuboid shape, and the reinforcing block 52 is far away from one side surface of the waterproof housing 5 and abuts against the side surface of the conductive pin 4, so that the abutting part of the conductive pin and the waterproof housing 5 is not easy to bend, and the stability of the operation of the conductive pin is improved.

The implementation principle of the embodiment is as follows: the waterproof shell 5 wraps the outer side surface of the metal shell 1 except the surface where the inserting holes 11 are formed, so that the outer side surface of the metal shell 1 is not contacted with the outside, external moisture is not easily stained on the metal shell 1, and a good waterproof effect is achieved; when the USB plug is connected to the USB connector, the USB plug is directly inserted into the socket 11 of the USB connector, and at this time, the surface of the USB plug near the USB connector abuts against the surface of the USB connector near the USB plug.

In the second embodiment, referring to fig. 1 and fig. 2, the difference from the first embodiment is that a step is formed between the surface of the waterproof housing 5 close to the socket 11 and the outer surface of the metal housing 1, so that a part of the outer surface of the metal housing 1 is not covered by the waterproof housing 5, a waterproof soft gasket 7 is adhered to the step, the waterproof soft gasket 7 is made of a soft insulating rubber material, the inner surface of the waterproof soft gasket 7 abuts against the outer surface of the metal housing 1, in the present embodiment, the outer surface of the waterproof soft gasket 7 is flush with the outer surface of the waterproof housing 5, in other embodiments, the outer surface of the waterproof soft gasket 7 may be not flush, the side of the waterproof soft gasket 7 away from the socket 11 abuts against the side of the waterproof housing 5 close to the socket 11, and the surface of the waterproof soft gasket 7 close to the socket.

Referring to fig. 2, waterproof soft packing ring 7's setting for the USB plug is when pegging graft with the USB connector, keeps away from 5 a side surface butt of waterproof shell because of the USB plug is close to USB connector side surface and waterproof soft packing ring 7, makes the USB plug be difficult for receiving the damage, still takes place elastic deformation easily when waterproof soft packing ring 7 receives the extrusion moreover, makes USB plug and USB connector can the butt inseparabler.

In the third embodiment, referring to fig. 2, the difference from the second embodiment is that the surface of the waterproof soft gasket 7 near the waterproof housing 5 and the surface of the waterproof housing 5 near the waterproof soft gasket 7 are in concave-convex fit, so that the contact area between the waterproof soft gasket 7 and the waterproof housing 5 is increased, and the waterproof soft gasket 7 and the waterproof housing 5 can be abutted more tightly.

Referring to fig. 2 and 3, an annular groove 71 is formed in a side surface of the waterproof soft gasket 7 close to the waterproof housing 5, an annular strip 53 adapted to the annular groove 71 is integrally formed on a side surface of the waterproof housing 5 close to the waterproof soft gasket 7, when the waterproof soft gasket 7 is mounted on the metal housing 1, the annular strip 53 is inserted into the annular groove 71, and a side surface of the annular strip 53 abuts against a side wall and a groove bottom of the annular groove 71.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. A waterproof USB connector comprises a metal shell (1), wherein a socket (11) is arranged on one side of the metal shell (1), and a conductive pin (4) extending out of the metal shell (1) from one side far away from the socket (11) is fixedly arranged in the metal shell (1), and is characterized in that a waterproof shell (5) is fixedly arranged on the outer side surface of the metal shell (1), and the waterproof shell (5) is arranged close to an opening on one side of the socket (11) of the metal shell (1); the conductive pins (4) penetrate through the waterproof shell (5) on the side far away from the socket (11).

2. The waterproof USB connector according to claim 1, wherein a waterproof soft gasket (7) is further fixedly arranged on the outer side surface of the metal shell (1), one side of the waterproof soft gasket (7) away from the socket (11) is abutted against one side of the waterproof shell (5) close to the socket (11), and one side surface of the waterproof soft gasket (7) close to the socket (11) is flush with the edge of the socket (11).

3. The waterproof USB connector according to claim 2, characterized in that the surface of the waterproof soft gasket (7) near the waterproof housing (5) is in concave-convex fit with the surface of the waterproof housing (5) near the waterproof soft gasket (7).

4. The waterproof USB connector according to claim 3, wherein the waterproof soft gasket (7) is provided with an annular groove (71) on one side surface close to the waterproof housing (5), and an annular strip (53) matched with the annular groove (71) is fixedly arranged on one side surface of the waterproof housing (5) close to the waterproof soft gasket (7).

5. The waterproof USB connector according to claim 1, wherein the metal shell (1) is provided with a groove (12) on the outer surface thereof, and the waterproof shell (5) is fixedly provided with a protrusion (51) on the inner surface thereof, the protrusion being adapted to the groove (12).

6. The waterproof USB connector according to claim 5, characterized in that the grooves (12) are provided in at least two, two pairs of grooves (12) being arranged symmetrically with respect to the metal shell (1).

7. The waterproof USB connector according to claim 1, characterized in that a reinforcing block (52) is fixedly provided on the inner side surface of the waterproof housing (5) at a position where the conductive pin (4) is inserted, and a side surface of the reinforcing block (52) away from the waterproof housing (5) abuts against a side surface of the conductive pin (4).

8. The waterproof USB connector according to claim 1, wherein the waterproof housing (5) is made of polyethylene.