CN105490060A - Usb connector - Google Patents
Usb connector Download PDFInfo
- Publication number
- CN105490060A CN105490060A CN201610031127.9A CN201610031127A CN105490060A CN 105490060 A CN105490060 A CN 105490060A CN 201610031127 A CN201610031127 A CN 201610031127A CN 105490060 A CN105490060 A CN 105490060A
- Authority
- CN
- China
- Prior art keywords
- plastic body
- usb connector
- inner shell
- shell
- plastic
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000003466 welding Methods 0.000 claims abstract description 17
- 238000005452 bending Methods 0.000 claims description 22
- 238000004806 packaging method and process Methods 0.000 claims description 2
- 238000001746 injection moulding Methods 0.000 abstract 2
- 229910000679 solder Inorganic materials 0.000 description 18
- 238000010586 diagram Methods 0.000 description 16
- 210000001503 joint Anatomy 0.000 description 2
- 230000013011 mating Effects 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 238000005476 soldering Methods 0.000 description 2
- UFNIBRDIUNVOMX-UHFFFAOYSA-N 2,4'-dichlorobiphenyl Chemical compound C1=CC(Cl)=CC=C1C1=CC=CC=C1Cl UFNIBRDIUNVOMX-UHFFFAOYSA-N 0.000 description 1
- 241001391944 Commicarpus scandens Species 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/40—Securing contact members in or to a base or case; Insulating of contact members
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/02—Contact members
- H01R13/15—Pins, blades or sockets having separate spring member for producing or increasing contact pressure
- H01R13/187—Pins, blades or sockets having separate spring member for producing or increasing contact pressure with spring member in the socket
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/648—Protective earth or shield arrangements on coupling devices, e.g. anti-static shielding
- H01R13/658—High frequency shielding arrangements, e.g. against EMI [Electro-Magnetic Interference] or EMP [Electro-Magnetic Pulse]
- H01R13/6581—Shield structure
Landscapes
- Details Of Connecting Devices For Male And Female Coupling (AREA)
Abstract
The invention provides a USB connector which comprises a housing, a first plastic body and a second plastic body. The first plastic body comprises plastic and a first conductive terminal which are integrally molded through injection molding. The second plastic body comprises plastic and a second conductive terminal which are integrally molded through injection molding, wherein the USB connector further comprises an inner housing and a middle plate. The first plastic body and the second plastic body are assembled in the inner housing. The outer housing sleeves the inner housing. Furthermore the outer housing and the inner housing are fixed through welding. One side surface of the housing is provided with a protecting board. The protecting board totally wraps the first conductive terminal and the second conductive terminal. The middle plate is arranged between the first plastic body and the second plastic body. The USB connector can settle the problems of strong signal interference, relatively low strength and easy damage of a tongue plate, etc.
Description
Technical Field
The invention relates to the technical field of connectors, in particular to a USB connector with a closed shell.
Background
The prior electric connector generally arranges a first row of conductive terminals and a second row of conductive terminals into an insulating body in sequence, and then arranges a shell on the outer side of the insulating body, thereby forming a whole finished product, and the connector with the structure has the following defects:
1) the butt joint part of the existing electric connector is not totally closed, and the welding leg part is generally exposed outside without any shielding, so that the electric connector is easily interfered by external signals when transmitting high-frequency signals, and further the propagation quality of the signals is influenced.
2) The first conductive terminal and the second conductive terminal of the existing electric connector are easy to generate signal interference when transmitting high-frequency signals.
3) The tongue plate of the existing electric connector is weak in strength and easy to break.
The reasons for the above-mentioned drawbacks are: the metal shell is required to be formed with welding feet, so that the shell has a gap and cannot be completely closed; the first conductive terminal and the second conductive terminal are close to each other, so that signal interference is easily caused; moreover, the tongue plate is formed by plastic, so that the tongue plate is weak in strength and easy to damage.
In view of the above, it is desirable to provide a new USB connector to solve the above problems.
Disclosure of Invention
In view of the above problems, an object of the present invention is to provide a USB connector to solve the problems of signal interference, weak tongue strength and easy breakage.
The invention provides a USB connector, which comprises a shell, a first plastic body and a second plastic body, wherein the first plastic body comprises plastic and a first conductive terminal which are integrally molded; wherein,
the plastic packaging structure also comprises an inner shell and a middle piece, wherein the first plastic body and the second plastic body are assembled inside the inner shell;
the outer shell is sleeved outside the inner shell, and the outer shell and the inner shell are fixed by welding;
a guard plate is arranged on one side surface of the shell and completely wraps the first conductive terminal and the second conductive terminal;
the middle piece is arranged between the first plastic body and the second plastic body.
In addition, the preferred scheme is that a bulge is arranged on the first plastic body, a through hole is arranged on the middle piece, and a groove matched with the bulge and a convex column matched with the through hole of the middle piece are arranged on the second plastic body; wherein,
the protrusion penetrates through the through hole of the middle sheet matched with the protrusion and is mutually limited and fixed with the groove;
the convex column and the through hole of the middle sheet matched with the convex column are mutually limited and fixed.
In addition, it is preferable that a fillet is provided below the shield, and two side surfaces adjacent to the side surface of the housing on which the shield is provided are each provided with a fillet having a bent shape.
In addition, the preferable scheme is that the fabric further comprises an upper sheet and a lower sheet;
the upper sheet clamping hooks are arranged on two sides of the upper sheet and clamped with the middle sheet to fix the second plastic body between the middle sheet and the upper sheet;
the lower sheet clamping hooks are arranged on two sides of the lower sheet, and the lower sheet clamping hooks and the middle sheet fix the first plastic body between the middle sheet and the lower sheet.
In addition, the preferred scheme is that one side of the inner shell for assembling the second plastic body is provided with a bending part for limiting and fixing the second plastic body, and the second plastic body is provided with a second plastic body limiting column.
In addition, the preferred scheme is that one side of the inner shell for assembling the first plastic body is provided with a limiting groove for limiting and fixing the first plastic body, and the first plastic body is provided with a first plastic body limiting column matched with the limiting groove.
In addition, the preferred scheme is that a convex hull is arranged on the inner shell, the convex hull is in contact with the male connector, and the first plastic body, the second plastic body and the male connector are isolated.
In addition, the preferable scheme is that welding feet are arranged on both sides of the middle sheet and the inner shell;
the middle sheet and the inner shell are fixedly welded with the welding feet arranged on the inner shell in a contact way through the welding feet arranged on the two sides of the middle sheet.
In addition, the preferred scheme is that an outer shell bending part is arranged on two sides of the outer shell, and the outer shell bending part is used for fixing the inner shell and assembling a first plastic body and a second plastic body inside the inner shell.
In addition, it is preferable that a bottom convex hull is provided at the bottom of the outer shell, and the bottom convex hull is used for fixing the inner shell.
According to the technical scheme, the USB connector provided by the invention adopts an inner shell and outer shell assembly mode and adds the guard plate structure on the shell, so that shielding at a welding leg is realized, signal interference is avoided, in addition, the internal structure of a product can be protected, and the front and back positions of the product are better limited. The middle piece connected to the ground is added between the plastic bodies, so that signal interference caused by the fact that the distance between the two rows of terminals is short can be avoided, the strength of the tongue plate can be enhanced, and damage to the tongue plate when the male and female terminals are plugged is avoided.
To the accomplishment of the foregoing and related ends, one or more aspects of the invention comprise the features hereinafter fully described and particularly pointed out in the claims. The following description and the annexed drawings set forth in detail certain illustrative aspects of the invention. These aspects are indicative, however, of but a few of the various ways in which the principles of the invention may be employed. Further, the present invention is intended to include all such aspects and their equivalents.
Drawings
Other objects and results of the present invention will become more apparent and more readily appreciated as the same becomes better understood by reference to the following description and appended claims, taken in conjunction with the accompanying drawings. In the drawings:
FIG. 1 is an exploded view of a USB connector according to an embodiment of the present invention;
FIG. 2 is a schematic diagram of an external structure of a USB connector according to an embodiment of the present invention;
FIG. 3-1 is a schematic diagram of a front structure of an inner housing of a USB connector according to an embodiment of the present invention;
FIG. 3-2 is a schematic diagram of a reverse structure of an inner shell of a USB connector according to an embodiment of the present invention;
FIGS. 3-3 are schematic cross-sectional views of an inner housing of a USB connector according to an embodiment of the present invention;
FIG. 4-1 is a schematic diagram of a USB connector and male connector adapting structure according to an embodiment of the present invention;
FIG. 4-2 is a second schematic diagram of a USB connector and male connector adapting structure according to the embodiment of the invention;
FIG. 5-1 is a schematic diagram of a middle piece structure of a USB connector according to an embodiment of the present invention;
FIG. 5-2 is a schematic diagram of a soldering structure of a middle plate and a PCB of the USB connector according to the embodiment of the invention;
FIGS. 5-3 are schematic diagrams illustrating a soldering structure of the middle plate and the inner shell solder fillet of the USB connector according to the embodiment of the invention;
FIG. 6-1 is a schematic front view of a first plastic body of a USB connector according to an embodiment of the present invention;
FIG. 6-2 is a schematic diagram of a reverse structure of a first plastic body of a USB connector according to an embodiment of the present invention;
FIG. 7-1 is a schematic diagram of a front structure of a second plastic body of the USB connector according to the embodiment of the present invention;
FIG. 7-2 is a schematic diagram of a second plastic body of the USB connector according to the embodiment of the invention;
FIG. 8 is a schematic diagram of a housing structure of a USB connector according to an embodiment of the present invention;
FIG. 9-1 is a schematic diagram of a tongue plate structure of a USB connector according to an embodiment of the present invention;
FIG. 9-2 is a schematic diagram of the structure of the middle plate, the upper plate and the lower plate of the USB connector according to the embodiment of the invention;
FIG. 10-1 is a schematic diagram of a front limiting structure of a USB connector according to an embodiment of the present invention;
fig. 10-2 is a schematic diagram of a reverse side limiting structure of the USB connector according to an embodiment of the invention.
Wherein the reference numerals include: the plastic shell comprises an inner shell 1, an outer shell 2, a first plastic body 3, a second plastic body 4, a middle piece 5, an upper piece 6, a lower piece 7, a PCB8, a male connector 9, a convex hull 11, a bending part 12, a bending part 13, limiting grooves 14 and 15, welding pins 16, 21, 55 and 56, a guard plate 22, an outer shell bending part 23, protrusions 31 and 32, limiting columns 33 and 34 of the first plastic body, grooves 41 and 42, convex columns 43 and 44, limiting columns 45 and 46 of the second plastic body, through holes 51, 52, 53 and 54, an upper piece clamping hook 61 and a lower piece clamping hook 71.
The same reference numbers in all figures indicate similar or corresponding features or functions.
Detailed Description
The metal shell provided by the proposal has a gap which cannot be completely closed; the first conductive terminal and the second conductive terminal are close to each other, so that signal interference is easy to cause; and the tongue plate is formed by plastic, so that the strength is weak and the like. The present invention provides a new USB connector, which adopts the assembly of inner and outer shells, adds a guard plate structure on the outer shell, and adds a grounding middle piece between the plastic bodies to solve the above mentioned problems.
Specific embodiments of the present invention will be described in detail below with reference to the accompanying drawings.
In order to explain the structure of the USB connector provided by the present invention, fig. 1 to 10-2 exemplarily indicate the structure of the USB connector from different angles, respectively. Specifically, as shown collectively in fig. 1 to 10-2, the USB connector provided by the present invention includes: the plastic shell comprises an inner shell 1, an outer shell 2, a first plastic body 3, a second plastic body 4, a middle piece 5, an upper piece 6 and a lower piece 7. The first plastic body 3 comprises plastic and a first conductive terminal which are integrally molded, and the second plastic body 4 comprises plastic and a second conductive terminal which are integrally molded.
In the embodiment of the present invention, the first plastic body 3 and the second plastic body 4 are assembled inside the inner casing 1; the outer shell 2 is sleeved on the inner shell 1, and the outer shell 2 and the inner shell 1 are fixed through welding. Wherein, a protection plate 22 is arranged on one side surface of the housing 2, and the protection plate 22 completely wraps the first conductive terminal in the first plastic body 3 and the second conductive terminal in the second plastic body 4. The protective plate 22 is added to the shell 2, so that shielding of the welding leg of the shell 2 can be realized, interference of external signals is avoided, and the internal structure of a product can be better protected.
A middle sheet 5 is arranged between the first plastic body 3 and the second plastic body 4, the second plastic body 4 is clamped between the upper sheet 6 and the middle sheet 5, the first plastic body 3 is clamped between the lower sheet 7 and the middle sheet 5, and therefore the upper sheet 6, the second plastic body 4, the middle sheet 5, the first plastic body 3 and the lower sheet 7 sequentially form the tongue plate from top to bottom.
Compared with the traditional tongue plate, the tongue plate is additionally provided with the upper piece 6, the middle piece 5 and the lower piece 7, wherein the middle piece 5 is arranged between the first plastic body 3 and the second plastic body 4, and the first conductive terminal and the second conductive terminal are separated by the design structure, so that signal interference caused by the fact that the distance between the two rows of conductive terminals is short can be avoided; meanwhile, the strength of the tongue plate can be improved, and the tongue plate is prevented from being damaged when the male plug and the female plug are inserted.
In the present invention, fig. 3-1 shows an inner housing front structure of a USB connector according to an embodiment of the present invention; FIG. 3-2 illustrates an inner housing reverse side structure of a USB connector according to an embodiment of the present invention; fig. 3-3 show cross-sectional structures of inner housings of USB connectors according to embodiments of the present invention.
As shown in fig. 3-1 to 3-3, the USB connector of the present invention includes a convex hull 11, a bending portion 12, a bending portion 13, a limiting groove 14, and a limiting groove 15 disposed on an inner shell 1; wherein, the convex hull 11 protrudes towards the inner direction of the inner shell 1; a limiting groove 14 and a limiting groove 15 for limiting and fixing the first plastic body are arranged at one side of the inner shell 1 for assembling the first plastic body; one side of the inner shell 1 where the second plastic body is assembled is provided with a bending part 12 and a bending part 13 for limiting and fixing the second plastic body.
In the present invention, fig. 4-1 shows a first USB connector and male connector adapting structure according to an embodiment of the present invention; 4-2 show a second mating structure of a USB connector and a male connector according to an embodiment of the present invention.
As shown in fig. 4-1 and 4-2, in the process of mutual mating of the USB connector and the male connector 9 provided by the present invention, the convex hull 11 on the inner shell 1 of the USB connector, the convex hull 11 and the male connector 9 are in contact, and the convex hull 11 isolates the first plastic body 3, the second plastic body 4 and the male connector 9, so that the first plastic body 3 and the second plastic body 4 are not in direct contact with the male connector 9. The design structure of the convex hull 11 can prevent the male connector 9 from ejecting other parts of the USB connector when the male connector and the female connector are plugged.
In an embodiment of the present invention, FIG. 5-1 illustrates a mid-plane structure of a USB connector according to an embodiment of the present invention; FIG. 5-2 illustrates a mid-plane to PCB solder configuration of a USB connector according to an embodiment of the present invention; fig. 5-3 illustrate a mid-piece to inner shell solder fillet weld configuration of a USB connector according to an embodiment of the present invention.
As shown in fig. 5-1 to 5-3, the USB connector of the present invention has four through holes and two solder tails, namely, a through hole 51, a through hole 52, a through hole 53, a through hole 54, a solder tail 55, and a solder tail 56, disposed on the middle piece 5. The through hole 51 and the through hole 52 are respectively matched with the two bulges of the first plastic body, and the through hole 53 and the through hole 54 are respectively matched with the two bulges of the second plastic body; solder tail 55 and solder tail 56 are soldered to PCB 8; it should be noted that before the solder tails 55 and the solder 56 are soldered to the PCB8, the two solder tails of the middle piece are first brought into contact with the two solder tails on the inner shell, soldered together, and then soldered to the PCB, as shown in fig. 5-3, and then the solder tails 55 on the middle piece are brought into contact with the solder tails 16 on the inner shell and soldered, and then grounded.
In the present invention, fig. 6-1 shows a first plastic body front structure of a USB connector according to an embodiment of the present invention; fig. 6-2 shows a first plastic body reverse structure of the USB connector according to an embodiment of the present invention.
As shown in fig. 6-1 and fig. 6-2, the first plastic body 3 has a protrusion 31 and a protrusion 32 on its front surface, and the first plastic body 3 has a first plastic body stopper 33 and a first plastic body stopper 34 on its back surface. The protrusion 31 and the protrusion 32 are matched with the through hole 51 and the through hole 52 of the middle piece, and the first plastic body limiting column 33 and the first plastic body limiting column 34 are matched with the limiting groove 14 and the limiting groove 15 of the inner shell respectively.
In the present invention, fig. 7-1 shows a second plastic body front structure of the USB connector according to the embodiment of the present invention; fig. 7-2 shows a second plastic body reverse structure of the USB connector according to an embodiment of the present invention.
As shown in fig. 7-1 and 7-2, two grooves are formed in the front surface of the second plastic body 4, which are respectively a groove 41, a groove 42, a second plastic body protrusion 43, and a second plastic body protrusion 44, and the groove 41 and the groove 42 are respectively matched with the protrusion 31 and the protrusion 32 passing through the through hole 51 and the through hole 52; the studs 43 and 44 are adapted to the through holes 53 and 54. A second plastic body limiting column 45 and a second plastic body limiting column 46 are arranged on the reverse side of the second plastic body.
It should be noted that, with reference to fig. 5-1 to 7-2, the first plastic body 3 is provided with a protrusion 31 and a protrusion 32, the middle piece 5 is provided with a through hole 51, a through hole 52, a through hole 53, and a through hole 54, and the second plastic body 4 is provided with a groove 41 and a groove 42 which are matched with the protrusion 31 and the protrusion 32, and a convex column 43 and a convex column 44 which are matched with the through hole 53 and the through hole 54 of the middle piece 5; wherein, the protrusion 31 and the protrusion 32 of the first plastic body 3 pass through the through hole 51 and the through hole 52 of the middle piece 5 and are mutually limited and fixed with the groove 41 and the groove 42 of the second plastic body 4; the convex column 43 and the convex column 44 of the second plastic body 4 are mutually limited and fixed with the through hole 53 and the through hole 54 of the middle sheet 5 matched with the convex column 44.
In the present invention, fig. 8 shows an outer shell structure of a USB connector according to an embodiment of the present invention, as shown in fig. 8, a protection plate 22 is disposed on one side surface of an outer shell 2, a solder fillet is disposed below the protection plate 22, an outer shell bending portion and a solder fillet in a bent shape are disposed on two side surfaces adjacent to the side surface of the outer shell 2 where the protection plate 22 is disposed, as shown in fig. 8, an outer shell bending portion 23 and a solder fillet 21 in a bent shape are disposed, where the outer shell bending portion 23 is used to fix an inner shell and a first plastic body and a second plastic body assembled inside the inner shell.
In the present invention, fig. 9-1 shows a tongue plate structure of a USB connector according to an embodiment of the present invention; FIG. 9-2 shows the middle, top and bottom plate structures of a USB connector according to an embodiment of the present invention
As shown in fig. 9-1 and fig. 9-2, the tongue plate structure of the present invention comprises, from top to bottom, an upper plate 6, a second plastic body 4, a middle plate 5, a first plastic body 3, and a lower plate 7, that is: the middle piece 5 is arranged between the first plastic body 3 and the second plastic body 4, the first plastic body 3 is arranged between the upper piece 6 and the middle piece 5, and the second plastic body 4 is arranged between the middle piece 5 and the lower piece 7.
Wherein, the two sides of the upper sheet 6 are provided with upper sheet clamping hooks 61, the upper sheet clamping hooks 61 and the middle sheet 5 are mutually clamped to fix the second plastic body between the middle sheet 5 and the upper sheet 6; the lower sheet 7 is provided with lower sheet hooks 71 at two sides thereof, and the lower sheet hooks 71 and the middle sheet 5 fix the first plastic body between the middle sheet 5 and the lower sheet 7. Compared with the traditional tongue plate, the middle plate, the upper plate and the lower plate are added, so that signal interference caused by the fact that the first conductive terminal and the second conductive terminal are close to each other can be avoided, and the strength of the tongue plate is improved.
In the present invention, fig. 10-1 shows a front surface limit structure of a USB connector according to an embodiment of the present invention; fig. 10-2 shows a reverse side stopper structure of the USB connector according to an embodiment of the present invention.
As shown in fig. 10-1 and fig. 10-2, in the front limiting structure of the USB connector, a bending portion 12 and a bending portion 13 for limiting and fixing the second plastic body are disposed on one side of the inner housing 1 where the second plastic body is assembled, a second plastic body limiting post 45 and a second plastic body limiting post 46 are disposed on the second plastic body, and the inner housing side between the second plastic body limiting post 45 and the second plastic body limiting post 46, the second plastic body limiting post 45, the second plastic body limiting post 46, the bending portion 12, and the bending portion 13 can limit the product left and right.
In the reverse side limit structure of the USB connector, two limit grooves for limiting and fixing the first plastic body are arranged on one side of the inner shell 1 where the first plastic body is assembled, and a first plastic body limit post 33 and a first plastic body limit post 34 which are matched with the limit grooves are arranged on the first plastic body, so that the limit structure can limit the front and the back of the product.
In addition, the two sides of the outer shell 2 are provided with outer shell bending parts 23, and the outer shell bending parts 23 are used for fixing the inner shell 1 and the first plastic body 3 and the second plastic body 4 which are assembled inside the inner shell 1; and, the bottom of the outer shell 2 is provided with a bottom convex hull (not shown in the figure) for fixing the inner shell, so that the inner shell is not easy to fall off in the installation process.
As can be seen from the embodiments shown in fig. 1 to fig. 10-2, the USB connector provided by the present invention adopts an assembly manner of the inner and outer shells and adds a guard plate structure on the outer shell, so as to shield the solder joints, avoid signal interference, protect the internal structure of the product, and better limit the front and rear positions of the product. The middle piece is additionally arranged between the two plastic bodies, so that signal interference caused by the fact that the first conductive terminal and the second conductive terminal are close to each other can be avoided, the strength of the tongue plate can be enhanced, and damage to the tongue plate when the male and female terminals are plugged can be avoided.
The proposed USB connector according to the present invention is described above by way of example with reference to the accompanying drawings. However, it will be appreciated by those skilled in the art that various modifications may be made to the USB connector of the present invention without departing from the spirit of the invention. Therefore, the scope of the present invention should be determined by the contents of the appended claims.
Claims (10)
1. A USB connector comprises a shell, a first plastic body and a second plastic body, wherein the first plastic body comprises plastic and a first conductive terminal which are integrally molded; wherein,
the plastic packaging box further comprises an inner shell and a middle piece, wherein the first plastic body and the second plastic body are assembled inside the inner shell;
the outer shell is sleeved outside the inner shell, and the outer shell and the inner shell are fixed through welding;
a guard plate is arranged on one side face of the shell and completely wraps the first conductive terminal and the second conductive terminal;
the middle piece is arranged between the first plastic body and the second plastic body.
2. The USB connector of claim 1,
the first plastic body is provided with a bulge, the middle piece is provided with a through hole, and the second plastic body is provided with a groove matched with the bulge and a convex column matched with the through hole of the middle piece; wherein,
the protrusion penetrates through the through hole of the middle sheet matched with the protrusion and is mutually limited and fixed with the groove;
the convex column is mutually limited and fixed with the through hole of the middle sheet matched with the convex column.
3. The USB connector of claim 1,
and the welding feet are arranged below the guard plate, and the two side surfaces adjacent to the side surface of the shell, which is provided with the guard plate, are provided with the welding feet in a bent shape.
4. The USB connector of claim 1,
also comprises an upper piece and a lower piece;
the two sides of the upper sheet are provided with upper sheet clamping hooks, and the upper sheet clamping hooks and the middle sheet are mutually clamped to fix the second plastic body between the middle sheet and the upper sheet;
the two sides of the lower piece are provided with lower piece clamping hooks, and the lower piece clamping hooks and the middle piece fix the first plastic body between the middle piece and the lower piece.
5. The USB connector of claim 1,
one side of the inner shell for assembling the second plastic body is provided with a bending part for limiting and fixing the second plastic body, and the second plastic body is provided with a second plastic body limiting column.
6. The USB connector of claim 1,
one side of the inner shell for assembling the first plastic body is provided with a limiting groove for limiting and fixing the first plastic body, and the first plastic body is provided with a first plastic body limiting column matched with the limiting groove.
7. The USB connector of claim 1,
the inner shell is provided with a convex hull, the convex hull is in contact with the male connector, and the first plastic body, the second plastic body and the male connector are isolated.
8. The USB connector of claim 1,
welding feet are arranged on both sides of the middle sheet and on the inner shell;
the middle sheet and the inner shell are fixedly welded with the welding feet arranged on the inner shell in a contact mode through the welding feet arranged on two sides of the middle sheet.
9. The USB connector of claim 1,
the two sides of the outer shell are provided with outer shell bending parts, and the outer shell bending parts are used for fixing the inner shell and the first plastic body and the second plastic body which are assembled inside the inner shell.
10. The USB connector of claim 1,
and a bottom convex hull is arranged at the bottom of the outer shell and used for fixing the inner shell.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610031127.9A CN105490060A (en) | 2016-01-18 | 2016-01-18 | Usb connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610031127.9A CN105490060A (en) | 2016-01-18 | 2016-01-18 | Usb connector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105490060A true CN105490060A (en) | 2016-04-13 |
Family
ID=55676891
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610031127.9A Pending CN105490060A (en) | 2016-01-18 | 2016-01-18 | Usb connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105490060A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107611748A (en) * | 2017-07-31 | 2018-01-19 | 深圳市鑫九天科技有限公司 | The moulding process of USB TYPE C Male head connectors |
| WO2019051708A1 (en) * | 2017-09-14 | 2019-03-21 | 福建联迪商用设备有限公司 | Micro usb socket connector |
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