CN209516100U - A kind of USB connector - Google Patents
A kind of USB connector Download PDFInfo
- Publication number
- CN209516100U CN209516100U CN201920406355.9U CN201920406355U CN209516100U CN 209516100 U CN209516100 U CN 209516100U CN 201920406355 U CN201920406355 U CN 201920406355U CN 209516100 U CN209516100 U CN 209516100U
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- China
- Prior art keywords
- terminal
- plastic seat
- usb connector
- rear end
- seat
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Abstract
The utility model discloses a kind of USB connectors, comprising: plastic seat, several terminals being set on plastic seat and the shell being sheathed on plastic seat, the plastic seat is shaped on terminal, make terminal and plastic seat milli are gapless to be fixed together, wherein, the contact portion of terminal front end protrudes from the hyoplastron upper surface of plastic seat.Plastic seat is shaped on terminal in the utility model, make complete gapless between terminal and plastic seat, the inside/outside stamping glue prevented between terminal and plastic seat is bad, to avoid in outer mold forming, plastic cement under molten condition leads to poor contact along the contact portion that the gap of terminal and plastic seat is flowed into terminal from rear end, and reworked processing is also needed when serious.By setting 1.83mm for the width of positive terminal and the weld part of negative terminal, to adapt to the welding of thicker core wire in the case of high current, and terminal is widened, bigger to the inclusiveness of winding displacement deviation, can reduce failure welding, is suitable for various automatic welding processing procedures.
Description
Technical field:
The utility model relates to field of connectors, refer in particular to a kind of USB connector.
Background technique:
Current USB interface existing on the market is essentially contact pin type structure, includes plastic seat, is inserted on plastic seat
Terminal and the shell being set on plastic seat, first by plastic seat injection molding in traditional production process, then one by one by terminal
Be inserted into plastic seat in advance there are hole in, finally shell is set on plastic seat, in next step, by the weld part and line of terminal
Shell and plastic seat and wire rod, are then fixed together by being molded, alternatively, by the weld part and circuit of terminal by material welding
Plate welding, is then arranged protective shell in outside；And the USB connector of this structure meeting leaving gap on terminal and plastic seat,
It is easy to cause when final step is molded fixed, it is bad that inside/outside mould is easy to rush glue from terminal and plastic seat gap location, influence
Terminal is in electrical contact.
In view of this, the present inventor proposes following technical scheme.
Utility model content:
The purpose of the utility model is to overcome the deficiencies in the prior art, provide a kind of USB connector.
In order to solve the above-mentioned technical problem, the utility model uses following technical proposals: the USB connector, comprising: modeling
Material seat, several terminals being set on plastic seat and the shell being sheathed on plastic seat, the plastic seat are shaped in end
On son, make terminal and plastic seat milli are gapless to be fixed together, wherein the contact portion of terminal front end protrudes from the tongue of plastic seat
Plate upper surface.
Furthermore, in above-mentioned technical proposal, the upper surface and lower end surface of the plastics base rear end have been separately formed
First groove and the second groove, the upper shell face are provided with first through hole corresponding with the first groove, the shell
Lower end surface is provided with the second through-hole corresponding with the second groove.
Furthermore, in above-mentioned technical proposal, first groove and the second bottom portion of groove are provided with slot hole.
Furthermore, in above-mentioned technical proposal, the plastics base rear end upper surface forms a stopper protrusion, described
Shell on be provided with limit hole for positioning to the stopper protrusion.
Furthermore, in above-mentioned technical proposal, the two sides of the outer casing back have been separately formed the first follow block and second
Follow block, first follow block and the second follow block press on plastics base rear end.
Furthermore, in above-mentioned technical proposal, there are four the terminals, the positive terminal that is respectively arranged successively,
First data terminal, the second data terminal and negative terminal.
Furthermore, in above-mentioned technical proposal, the terminal includes ontology, the contact portion for taking shape in ontology front end
And take shape in the weld part of ontology rear end.
Furthermore, in above-mentioned technical proposal, the weld part of the positive terminal and negative terminal is than the first number
It is at least 1.5 times wide according to the weld part of terminal and the second data terminal, specifically, the weldering of the positive terminal and negative terminal
Socket part width is 1.83mm.
Furthermore, in above-mentioned technical proposal, table on the weld part upper surface of the terminal rear end and plastics base rear end
Face is generally aligned in the same plane.
Furthermore, in above-mentioned technical proposal, the contact portion punch forming has lug boss, which is higher than institute
State the hyoplastron upper surface of plastic seat.
After adopting the above technical scheme, the utility model has the following beneficial effects: compared with prior art
1, plastic seat is shaped on terminal in the utility model, makes complete gapless between terminal and plastic seat,
The inside/outside stamping glue prevented between terminal and plastic seat is bad, to avoid the plastic cement in outer mold forming, under molten condition
Lead to poor contact from rear end along the contact portion that the gap of terminal and plastic seat is flowed into terminal, reworked processing is also needed when serious.
2,1.83mm is set by the width of positive terminal and the weld part of negative terminal in the utility model, to adapt to
The welding of thicker core wire in the case of high current, and terminal is widened, it is bigger to the inclusiveness of winding displacement deviation, welding can be reduced not
It is good；Meanwhile also the upper surface of whole terminal rear ends weld part being used and is in conplane with the upper surface of plastics base rear end
Design, to be suitable for various automatic welding processing procedures.
3, the two sides in the utility model in shell is provided with the first through hole and second for preventing outer mold forming after-opening
Through-hole, and the corresponding position of lower plastic seat is provided with the first groove and the second groove, so that being melted in last outer mold forming
The plastics melted under state are flowed into the first groove and the second groove from first through hole and the second through-hole, prevent external mold after cooling and shaping
The effect that is open is good, and it is bad to be not susceptible to external mold opening.
Detailed description of the invention:
Fig. 1 is the perspective view one of the utility model；
Fig. 2 is the main view of the utility model；
Fig. 3 is the perspective view one for removing shell in the utility model；
Fig. 4 is the perspective view two for removing shell in the utility model；
Fig. 5 is the perspective view two of the utility model；
Fig. 6 is the perspective view three of the utility model；
Fig. 7 is the main view of terminal in the utility model.
Description of symbols:
1 plastic seat, 11 first groove, 12 second groove
13 spacing block set, 2 terminal, 201 ontology
202 contact portion, 203 weld part, 21 positive terminal
22 first 23 second data terminal of data terminal, 24 negative terminal
3 shell, 301 first follow block, 302 second follow block
31 32 second through-hole of first through hole, 33 limit hole
Specific embodiment:
The present invention will be further described with attached drawing combined with specific embodiments below.
It is a kind of USB connector, comprising: plastic seat 1, several terminals being set on plastic seat 1 as shown in Fig. 1 to Fig. 7
2 and the shell 3 that is sheathed on plastic seat 1, the plastic seat 1 be shaped on terminal 2, make 1 milli of terminal 2 and plastic seat
It is gapless to be fixed together, wherein the contact portion 202 of 2 front end of terminal protrudes from the hyoplastron upper surface of plastic seat 1.This is practical
It is novel it is middle plastic seat 1 is shaped on terminal 2, make complete gapless between terminal 2 and plastic seat 1, prevent terminal
Inside/outside stamping glue between 2 and plastic seat 1 is bad, and to avoid in outer mold forming, plastic cement under molten condition is from rear end edge
The contact portion 202 that the gap of terminal 2 and plastic cement seat 1 is flowed into terminal 1 leads to poor contact, and reworked processing is also needed when serious.
The upper surface and lower end surface of 1 rear end of plastic seat have been separately formed the first groove 11 and the second groove 12, institute
3 upper surface of shell stated is provided with first through hole 31 corresponding with the first groove 11,3 lower end surface of shell be provided with
Corresponding second through-hole 32 of second groove 12.Being respectively provided in the utility model on the two sides of shell 3 prevents outer mold forming after-opening
First through hole 31 and the second through-hole 32, and the corresponding position of lower plastic seat 1 is provided with the first groove 11 and the second groove
12, so that in last outer mold forming, it is recessed that plastics under molten condition from first through hole 31 and the second through-hole 32 are flowed into first
Slot 11 and the second groove 12 prevent external mold opening effect good, it is bad to be not susceptible to external mold opening after cooling and shaping.
First groove 11 and 12 bottom of the second groove is provided with slot hole.
The 1 rear end upper surface of plastic seat forms a stopper protrusion 13, is provided on the shell 3 for this
The limit hole 33 that stopper protrusion 13 positions.The stopper protrusion 13 is located at 12 side of the second groove.
The two sides of 3 rear end of shell have been separately formed the first follow block 301 and the second follow block 302, first follow block
301 and second follow block 302 press on 1 rear end of plastic seat.
There are four the terminals 2, the positive terminal 21 that is respectively arranged successively, the first data terminal 22, the second data
Terminal 23 and negative terminal 24.
The terminal 2 includes ontology 201, takes shape in the contact portion 202 of 201 front end of ontology and take shape in ontology 201
The weld part 203 of rear end.
The weld part 203 of the positive terminal 21 and negative terminal 24 is than the first data terminal 22 and the second data terminal
The weld part 203 of son 23 is at least 1.5 times wide, specifically, the weld part 203 of the positive terminal 21 and negative terminal 24 is wide
Degree is 1.83mm.1.83mm is set by the width of positive terminal 21 and the weld part 203 of negative terminal 24 in the utility model,
To adapt to the welding of thicker core wire in the case of high current, and terminal is widened, bigger to the inclusiveness of winding displacement deviation, can reduce weldering
It connects bad.
203 upper surface of weld part of 2 rear end of terminal is generally aligned in the same plane with 1 rear end upper surface of plastic seat.Passing through will
The upper surface of 2 rear end weld part 203 of terminal, which is used, is in conplane design with the upper surface of 1 rear end of plastic seat, to be applicable in
In various automatic welding processing procedures.
202 punch forming of contact portion has lug boss, which is higher than the hyoplastron upper surface of the plastic seat 1.
It certainly, is not to limit the utility model and implement the foregoing is merely specific embodiment of the utility model
Range, all equivalent change or modifications done according to structure, feature and principle described in present utility model application the scope of the patents, should all wrap
It includes in present utility model application the scope of the patents.
Claims (10)
1. a kind of USB connector, comprising: plastic seat (1), several terminals (2) being set on plastic seat (1) and be sheathed on plastics
Shell (3) on seat (1), which is characterized in that the plastic seat (1) is shaped on terminal (2), makes terminal (2) and modeling
Material seat (1) milli is gapless to be fixed together, wherein the contact portion (202) of terminal (2) front end protrudes from the tongue of plastic seat (1)
Plate upper surface.
2. a kind of USB connector according to claim 1, it is characterised in that: the upper surface of described plastic seat (1) rear end
It is separately formed the first groove (11) and the second groove (12) with lower end surface, the shell (3) upper surface is provided with and first
The corresponding first through hole (31) of groove (11), the shell (3) lower end surface are provided with corresponding with the second groove (12) second
Through-hole (32).
3. a kind of USB connector according to claim 2, it is characterised in that: first groove (11) and second recessed
Slot (12) bottom is provided with slot hole.
4. a kind of USB connector according to claim 1, it is characterised in that: plastic seat (1) the rear end upper surface at
Type has a stopper protrusion (13), and the limit hole (33) for positioning to the stopper protrusion (13) is provided on the shell (3).
5. a kind of USB connector according to claim 1, it is characterised in that: the two sides of shell (3) rear end respectively at
Type has the first follow block (301) and the second follow block (302), and first follow block (301) and the second follow block (302) press on plastics
Seat (1) rear end.
6. a kind of USB connector according to claim 1, it is characterised in that: there are four the terminals (2), respectively
Positive terminal (21), the first data terminal (22), the second data terminal (23) and the negative terminal (24) being arranged successively.
7. a kind of USB connector according to claim 6, it is characterised in that: the terminal (2) includes ontology
(201), it takes shape in the contact portion (202) of ontology (201) front end and takes shape in the weld part (203) of ontology (201) rear end.
8. a kind of USB connector according to claim 7, it is characterised in that: the positive terminal (21) and negative pole end
The weld part (203) of sub (24) is wider than the weld part (203) of the first data terminal (22) and the second data terminal (23) at least
1.5 times, specifically, weld part (203) width of the positive terminal (21) and negative terminal (24) is 1.83mm.
9. a kind of USB connector according to claim 8, it is characterised in that: the weld part of terminal (2) rear end
(203) upper surface is generally aligned in the same plane with plastic seat (1) rear end upper surface.
10. a kind of USB connector according to claim 1, it is characterised in that: described contact portion (202) punch forming
There is lug boss, which is higher than the hyoplastron upper surface of the plastic seat (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920406355.9U CN209516100U (en) | 2019-03-27 | 2019-03-27 | A kind of USB connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920406355.9U CN209516100U (en) | 2019-03-27 | 2019-03-27 | A kind of USB connector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209516100U true CN209516100U (en) | 2019-10-18 |
Family
ID=68187825
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920406355.9U Active CN209516100U (en) | 2019-03-27 | 2019-03-27 | A kind of USB connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209516100U (en) |
-
2019
- 2019-03-27 CN CN201920406355.9U patent/CN209516100U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |