CN208189907U - A kind of USB interface - Google Patents
A kind of USB interface Download PDFInfo
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- CN208189907U CN208189907U CN201820837212.9U CN201820837212U CN208189907U CN 208189907 U CN208189907 U CN 208189907U CN 201820837212 U CN201820837212 U CN 201820837212U CN 208189907 U CN208189907 U CN 208189907U
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- usb interface
- foot
- insulating body
- metal shielding
- abuts
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Abstract
The utility model is suitable for connector technique field, provide a kind of USB interface, including insulating part, insulating part include insulating body and with the integrally formed tongue of insulating body, tongue is equipped with several card slots, insulating body one end is equipped with opening, and the other end is equipped with several through-holes being connected to card slot and the mounting groove being connected to through-hole；Terminal assemblies, terminal assemblies include that plastic parts and several conductive terminals, plastic parts are installed in mounting groove, and one end of conductive terminal passes through through-hole and is arranged in card slot；First metal shielding, one end of the first metal shielding extend to form the first abutting foot；And it is fastened on the second metal shielding of insulating body, one end of the second metal shielding extends to form the second abutting foot, and the bottom of the second metal shielding extends to form two ground connection legs, and the first abutting foot and the second abutting foot mutually abut.USB interface effectiveness provided by the utility model is good, and data transmission is stablized, and water proof and dust proof effect is good.
Description
Technical field
The utility model belongs to connector technique field more particularly to a kind of USB interface.
Background technique
With the continuous development of electronic products, as the consumer electronics products such as mobile phone, laptop, digital camera are in people
Daily life in using increasingly extensive.Wherein, USB (Universal Serial Bus, universal serial bus) interface exists
It is very widely used on mobile phone and other digital products, and have become the standard configuration of most digital products, pass through
USB interface on electronic product is realized into electronic product charging or carries out data exchange.
In the prior art, USB interface usually only individually shields shell, and effectiveness is poor, and it is logical to shield shell
Often earth-free, when USB interface high rate data transmission data, impedance discontinuity at USB interface, data transmission is easy by electromagnetic radiation
Interference.
Utility model content
The utility model provides a kind of USB interface, it is intended to which the USB interface for solving the prior art usually only individually shields outside
Shell, effectiveness is poor, and shielding shell is usually earth-free, when USB interface high rate data transmission data, at USB interface
The problem of impedance discontinuity, data transmission is easy by electromagnetic interference.
The utility model is realized in this way a kind of USB interface, comprising:
Insulating part, the insulating part include have accommodating chamber insulating body and with the insulating body be integrally formed and
It is contained in the tongue of the accommodating chamber, the tongue is equipped with several card slots, and described insulating body one end is equipped with opening, the other end
Equipped with several through-holes being connected to the card slot and the mounting groove being connected to the through-hole；
Terminal assemblies, the terminal assemblies include plastic parts and several conducting ends with the plastic parts integrated injection molding
Son, the plastic parts are installed in the mounting groove and for sealing the through-hole, and one end of the conductive terminal passes through described
Through-hole is simultaneously arranged in the card slot；
In the accommodating chamber and surround the first metal shielding of the tongue, the one of first metal shielding
End extends to form the first abutting foot, and described first, which abuts foot, passes through the insulating body；And
It is fastened on the second metal shielding of insulating body described in the insulating body and semi-surrounding, second metal screen
The one end for covering shell extends to form the second abutting foot, and the bottom of second metal shielding extends to form two ground connection legs, described
First abutting foot and the second abutting foot mutually abut.
Preferably, the opposite sides of second metal shielding is respectively equipped with positioning chuck, the phase of the insulating body
Two sides are respectively equipped with and are set in the locating slot with the matched locating slot of the positioning chuck, the positioning card decometer.
Preferably, second metal shielding is additionally provided with two mutual spaced retaining boss, the insulating body
Corresponding position be equipped with the matched back stop slot of retaining boss, the retaining boss is arranged in the back stop slot.
Preferably, one end of second metal shielding is recessed two limiting grooves, the surface of the insulating body
The retention bead to match with the limiting groove shape size is convexed to form, the retention bead is contained in the limiting groove
It is interior.
Preferably, the side surface that the two of the insulating body are oppositely arranged convexes to form a clamping block, the engaging respectively
Block portion point is arranged with the side surface interval and is formed the holding tank for clamping the ground connection leg, the ground connection leg engaging
In in the holding tank.
Preferably, the conductive terminal includes elastic arm and bends the extension extended to form, the bullet by the elastic arm
Arm passes through the through-hole and is arranged in the card slot, and the extension passes through the plastic parts.
Preferably, one end that the insulating body is equipped with the mounting groove is additionally provided with several clamping slots, the extension
It is at least partly arranged in the clamping slot.
Preferably, the extension is equipped with several anti-skid bulges, the inner wall of the anti-skid bulge and the clamping slot
It abuts against.
Preferably, the quantity of the first abutting foot and the second abutting foot is two, and each described first abuts
Foot abuts foot with one described second and abuts.
Preferably, the first abutting foot and the second abutting foot bend setting, and described first abuts foot for institute
Plastic parts is stated to keep out in the mounting groove.
USB interface provided by the utility model is connect by the first metal shielding of setting and the second metal shielding, the USB
Mouth has dual shield measure, improves effectiveness, effectively prevent the USB interface by electromagnetic interference, to make
USB interface data transmission is stablized.By abutting foot in one end of the first metal shielding setting first, in the second metallic shield
Shell setting second abuts foot, and the first abutting foot and the second abutting foot mutually abut, and makes the first metal shielding and the second metal screen
It covers shell phase to be even connected and be grounded, USB interface is effectively avoided impedance discontinuity at USB interface occur in high rate data transmission data,
The phenomenon that data transmission is easy by electromagnetic interference.By the way that plastic parts is arranged, to prevent water or dust from through-hole and conducting end
Gap between son enters inside electronic product, prevents short circuit or damage electronics internal components, makes the USB interface waterproof
Good dustproof effect.
Detailed description of the invention
Fig. 1 is the three-dimensional structure diagram of the utility model USB interface；
Fig. 2 is the three-dimensional structure diagram at another visual angle of the utility model USB interface；
Fig. 3 is the three-dimensional structure diagram of insulating part in the utility model USB interface；
Fig. 4 is the three-dimensional structure diagram at another visual angle of insulating part in the utility model USB interface；
Fig. 5 is the stereochemical structure exploded view of the utility model USB interface；
Fig. 6 is another stereochemical structure exploded view of the utility model USB interface.
Specific embodiment
In order to make the purpose of the utility model, technical solutions and advantages more clearly understood, below in conjunction with attached drawing and implementation
Example, the present invention will be further described in detail.It should be appreciated that specific embodiment described herein is only used to explain
The utility model is not used to limit the utility model.
USB interface provided by the utility model is connect by the first metal shielding of setting and the second metal shielding, the USB
Mouth has dual shield measure, improves effectiveness, effectively prevent the USB interface by electromagnetic interference, to make
USB interface data transmission is stablized.By abutting foot in one end of the first metal shielding setting first, in the second metallic shield
Shell setting second abuts foot, and the first abutting foot and the second abutting foot mutually abut, and makes the first metal shielding and the second metal screen
It covers shell phase to be even connected and be grounded, USB interface is effectively avoided impedance discontinuity at USB interface occur in high rate data transmission data,
The phenomenon that data transmission is easy by electromagnetic interference.By the way that plastic parts is arranged, to prevent water or dust from through-hole and conducting end
Gap between son enters inside electronic product, prevents short circuit or damage electronics internal components, makes the USB interface waterproof
Good dustproof effect.
Please refer to Fig. 1-Fig. 6, wherein Fig. 1 is the three-dimensional structure diagram of the utility model USB interface；Fig. 2 is the utility model
The three-dimensional structure diagram at another visual angle of USB interface；Fig. 3 is the three-dimensional structure diagram of insulating part in the utility model USB interface；Fig. 4 is
The three-dimensional structure diagram at another visual angle of insulating part in the utility model USB interface；Fig. 5 is the solid of the utility model USB interface
Structural exploded view；Fig. 6 is another stereochemical structure exploded view of the utility model USB interface.The USB interface includes: insulating part 1,
Insulating part 1 includes having the insulating body 11 of accommodating chamber 111 and being integrally formed with insulating body 11 and be contained in accommodating chamber 111
Tongue 12, tongue 12 be equipped with several card slots 121,11 one end of insulating body be equipped with opening, the other end be equipped with and card slot 121 connect
Several logical through-holes 113 and the mounting groove 114 being connected to through-hole 113；Terminal assemblies 2, terminal assemblies 2 include plastic parts 21
And several conductive terminals 22 with 21 integrated injection molding of plastic parts, plastic parts 21 are installed in mounting groove 114 and for sealing
Through-hole 113, one end of conductive terminal 22 pass through through-hole 113 and are arranged in card slot 121；In accommodating chamber 111 and surround tongue
12 the first metal shielding 3, one end of the first metal shielding 3 extend to form the first abutting foot 31, and the first abutting foot 31 is worn
Cross insulating body 11；And it is fastened on the second metal shielding 4 of insulating body 11 and semi-surrounding insulating body 11, the second metal
One end of shielding case 4 extends to form the second abutting foot 41, and the bottom of the second metal shielding 4 extends to form two ground connection legs 42,
First, which abuts foot 31 and second, abuts the mutually abutting of foot 41.
In the utility model embodiment, insulating part 1 is made of plastic cement.The USB interface is installed on an electronic device, insulating part
1 tongue 12 is used to carry out grafting with extraneous USB connector, wherein the conductive terminal and external world USB being fixed on tongue 12 connect
The conductive terminal connect on device abuts, to realize the charging or data transmission of electronic product.
In the utility model embodiment, plastic parts 21 is installed on mounting groove 114, to be sealed to through-hole 113, prevents
The gap of water or dust between through-hole 113 and conductive terminal 22 enters inside electronic product, prevents short circuit or damage
Electronics internal components keep the USB interface water proof and dust proof effect good.
Referring again to Fig. 6, as one embodiment of the utility model, conductive terminal 22 is including elastic arm 221 and by bullet
Arm 221 bends the extension 222 extended to form, and elastic arm 221 passes through through-hole 113 and is arranged in card slot 121, and extension 222 is worn
Cross plastic parts 21.
As one embodiment of the utility model, one end that insulating body 11 is equipped with mounting groove 114 is additionally provided with several
Clamping slot 115, extension 222 are at least partly arranged in clamping slot 115.Since the clamping of extension 222 and clamping slot 115 is made
With, prevent conductive terminal 22 with respect to tongue retreat, make conductive terminal is stronger to be fixed on tongue.
As one embodiment of the utility model, extension 222 is equipped with several anti-skid bulges 2221, anti-skid bulge
2221 abut against with the inner wall of clamping slot 115, are conducive to the frictional force for increasing extension 222 and 115 inner wall of clamping slot, make to extend
Portion 222 and 115 clamping of clamping slot are stronger.
In the utility model embodiment, insulating body 11 is equipped with the through-hole groove 110 through thereon, and the first abutting foot 31 passes through
Through-hole groove 110.First abutting foot 31 of 11 first metal shielding 3 of insulating body is abutted with the second of the second metal shielding 4
Foot 41 mutually abuts, and two ground connection legs 42 of the bottom of the second metal shielding 4 are connect with the earthed circuit of electronic equipment internal,
First metal shielding 3 is connected with the second metal shielding 4 to be connected and is grounded, and effectively prevent USB interface in high rate data transmission number
According to when there is impedance discontinuity at USB interface, the phenomenon that data transmission is easy by electromagnetic interference.Meanwhile passing through setting two
Metal shielding improves the effect of electromagnetic shielding, effectively prevent USB interface by electromagnetic interference, to make the USB interface
Data transmission is stablized.
As one embodiment of the utility model, the quantity of the first abutting foot 31 and the second abutting foot 41 is two,
Each first abutting foot 31 abuts foot 41 with one second and abuts, and contacts the first abutting foot 31 and the second abutting foot 41 well, protects
It demonstrate,proves the first metal shielding 3 and 4 mutual conduction of the second metal shielding and is grounded.
As one embodiment of the utility model, the first abutting foot 31 and the second abutting foot 41 bend setting, and the
One abutting foot 31 keeps out plastic parts 21 in mounting groove 114, and the first abutting foot 31 plays the role of keeping out to plastic parts 21 simultaneously,
First abutting 31 plastic parts 21 of foot is kept out in mounting groove 114, is prevented plastic parts 21 from falling off out of mounting groove 114, is made plastic parts
The good seal performance of 21 pairs of through-holes 113.
As one embodiment of the utility model, the opposite sides of the second metal shielding 4 is respectively equipped with positioning chuck
43, the opposite sides of insulating body 11 is respectively equipped with and positions the matched locating slot 116 of chuck 43, and it is fixed that positioning chuck 43 is arranged in
In the slot 116 of position.Positioning chuck 43 is caught in locating slot 116, to realize that the second metal shielding 4 is blocked with insulating body 11
Button is fixed, and mounting means is simple.
As one embodiment of the utility model, the second metal shielding 4 is additionally provided with two mutual spaced retainings
Boss 44, the corresponding position of insulating body 11 is equipped with to be arranged in the matched back stop slot 117 of retaining boss 44, retaining boss 44
In back stop slot 117.Retaining boss 44 and back stop slot 117 mutually form cooperation, thus prevent the second metal shielding 4 relatively absolutely
Edge main body 11 is slided, and is firmly secured at the second metal shielding 4 on insulating body 11.
As one embodiment of the utility model, one end of the second metal shielding 4 is recessed two limiting grooves 45,
The surface bulge of insulating body 11 forms the retention bead 118 to match with 45 shape size of limiting groove, and retention bead 118 is received
It is dissolved in limiting groove 45.Retention bead 118 and limiting groove 45 mutually form fit structure, further prevent the second metal screen
The sliding of 4 opposing insulation main body 11 of shell is covered, is firmly secured at the second metal shielding more on insulating body.
As one embodiment of the utility model, the side surface 112 that the two of insulating body 11 are oppositely arranged is raised respectively
A clamping block 119 is formed, 119 part of clamping block and the interval of side surface 112 are arranged and form the folder for clamping ground connection leg 42
Slot 1191 is held, ground connection leg 42 is sticked in the holding tank 1191.Clamping block 119 is used to limit ground connection leg 42, prevents
It is only grounded 42 bending deformation of leg, the rigidity of ground connection leg 42 is enhanced, is welded in electronic equipment convenient for leg 42 will be grounded
Portion.
USB interface provided by the utility model is connect by the first metal shielding of setting and the second metal shielding, the USB
Mouth has dual shield measure, improves effectiveness, effectively prevent the USB interface by electromagnetic interference, to make
USB interface data transmission is stablized.By abutting foot in one end of the first metal shielding setting first, in the second metallic shield
Shell setting second abuts foot, and the first abutting foot and the second abutting foot mutually abut, and makes the first metal shielding and the second metal screen
It covers shell phase to be even connected and be grounded, USB interface is effectively avoided impedance discontinuity at USB interface occur in high rate data transmission data,
The phenomenon that data transmission is easy by electromagnetic interference.By the way that plastic parts is arranged, to prevent water or dust from through-hole and conducting end
Gap between son enters inside electronic product, prevents short circuit or damage electronics internal components, makes the USB interface waterproof
Good dustproof effect.
The above is only the preferred embodiments of the present utility model only, is not intended to limit the utility model, all practical at this
Made any modifications, equivalent replacements, and improvements etc., should be included in the guarantor of the utility model within novel spirit and principle
Within the scope of shield.
Claims (10)
1. a kind of USB interface characterized by comprising
Insulating part, the insulating part include having the insulating body of accommodating chamber and being integrally formed and accommodate with the insulating body
In the tongue of the accommodating chamber, the tongue is equipped with several card slots, and described insulating body one end is equipped with opening, and the other end is equipped with
Several through-holes being connected to the card slot and the mounting groove being connected to the through-hole；
Terminal assemblies, the terminal assemblies include plastic parts and several conductive terminals with the plastic parts integrated injection molding,
The plastic parts is installed in the mounting groove and for sealing the through-hole, and one end of the conductive terminal passes through the through-hole
And it is arranged in the card slot；
In the accommodating chamber and the first metal shielding of the tongue is surrounded, one end of first metal shielding is prolonged
It stretches to form the first abutting foot, described first, which abuts foot, passes through the insulating body；And
It is fastened on the second metal shielding of insulating body described in the insulating body and semi-surrounding, second metal shielding
One end extend to form the second abutting foot, the bottom of second metal shielding extends to form two ground connection legs, described first
It abuts foot and the second abutting foot mutually abuts.
2. USB interface as described in claim 1, which is characterized in that the opposite sides of second metal shielding is set respectively
There is positioning chuck, the opposite sides of the insulating body is respectively equipped with and the matched locating slot of the positioning chuck, the positioning
Chuck is arranged in the locating slot.
3. USB interface as described in claim 1, which is characterized in that second metal shielding is additionally provided with two and is spaced apart from each other
The retaining boss of setting, the corresponding position of the insulating body be equipped with the matched back stop slot of retaining boss, it is described only
Boss is moved back to be arranged in the back stop slot.
4. USB interface as described in claim 1, which is characterized in that one end of second metal shielding is recessed two
Limiting groove, the surface bulge of the insulating body form the retention bead to match with the limiting groove shape size, institute
Retention bead is stated to be contained in the limiting groove.
5. USB interface as described in claim 1, which is characterized in that the side surface that the two of the insulating body are oppositely arranged point
A clamping block is not convexed to form, and the clamping block part and the side surface interval are arranged and are formed welds for clamping the ground connection
The holding tank of foot, the ground connection leg are sticked in the holding tank.
6. USB interface as described in claim 1, which is characterized in that the conductive terminal includes elastic arm and by the elastic arm
The extension extended to form is bent, the elastic arm passes through the through-hole and is arranged in the card slot, and the extension passes through institute
State plastic parts.
7. USB interface as claimed in claim 6, which is characterized in that the insulating body is equipped with one end of the mounting groove also
Equipped with several clamping slots, the extension is at least partly arranged in the clamping slot.
8. USB interface as claimed in claim 7, which is characterized in that the extension is equipped with several anti-skid bulges, described
Anti-skid bulge and the inner wall of the clamping slot abut against.
9. USB interface as described in claim 1, which is characterized in that described first, which abuts foot and described second, abuts the number of foot
Amount is two, and each first abutting foot abuts foot with one described second and abuts.
10. the USB interface as described in claim 1 or 9, which is characterized in that described first, which abuts foot and described second, abuts foot
Bending setting, and the first abutting foot keeps out the plastic parts in the mounting groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820837212.9U CN208189907U (en) | 2018-05-31 | 2018-05-31 | A kind of USB interface |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820837212.9U CN208189907U (en) | 2018-05-31 | 2018-05-31 | A kind of USB interface |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208189907U true CN208189907U (en) | 2018-12-04 |
Family
ID=64428890
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820837212.9U Active CN208189907U (en) | 2018-05-31 | 2018-05-31 | A kind of USB interface |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208189907U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109933163A (en) * | 2019-03-20 | 2019-06-25 | 浪潮商用机器有限公司 | A kind of server, cabinet and its interface module |
-
2018
- 2018-05-31 CN CN201820837212.9U patent/CN208189907U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109933163A (en) * | 2019-03-20 | 2019-06-25 | 浪潮商用机器有限公司 | A kind of server, cabinet and its interface module |
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