CN204118377U - USB2.0A type male - Google Patents
USB2.0A type male Download PDFInfo
- Publication number
- CN204118377U CN204118377U CN201420507343.2U CN201420507343U CN204118377U CN 204118377 U CN204118377 U CN 204118377U CN 201420507343 U CN201420507343 U CN 201420507343U CN 204118377 U CN204118377 U CN 204118377U
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- China
- Prior art keywords
- extension
- fixed part
- metal shell
- contact
- type male
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- 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.)
- Expired - Fee Related
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- Details Of Connecting Devices For Male And Female Coupling (AREA)
Abstract
The utility model discloses a kind of USB2.0A type male, comprise a metal shell and a plastic cement main body, described metal shell has two relative openends; One openend of described metal shell is the inserted terminal matched with USB2.0 A type female, and another openend is the stiff end of fixing plastic cement main body; Described plastic cement main body comprises fixed part and extension, described fixed part is connected with extension and described extension can rotate relative to fixed part, described fixed part and stiff end match to merge and fix, described extension extends to openend from stiff end in described metal shell inside, and the point on described extension on same development length is equal apart from the distance of the metal shell inner surface relative with this point.The beneficial effects of the utility model are: the impact of two-wayly can insert, not being subject to light, eyesight, easy to operate; Structure is reliable, long service life; Be easy to assembling, save manpower, save production cost; Electric conductivity is good, transfer of data is stable.
Description
Technical field
The utility model relates to a kind of USB joint, is specifically related to a kind of USB2.0A type male.
Background technology
Docking will can be completed by the direction insertion side of regulation when existing USB2.0A type male and the docking of USB2.0A type female seat.When light conditions is bad, or when driving, or blind person, owing to will confirm that direction just can complete USB2.0A type female seat and the docking of USB2.0A type male, bring great inconvenience to user, even damage interface.
Utility model content
The purpose of this utility model is to provide a kind of remarkable lifting and docks facility with USB 2.0A type female seat, avoids incorrect docking to cause the USB2.0A type male of the damage of USB2.0 interface, to overcome prior art above shortcomings.
The purpose of this utility model is achieved through the following technical solutions:
A kind of USB2.0A type male, comprise a metal shell and a plastic cement main body, described metal shell has two relative openends; One openend of described metal shell is the inserted terminal matched with USB2.0A type female, and another openend is the stiff end of fixing plastic cement main body; Described plastic cement main body comprises fixed part and extension, described fixed part is connected with extension and described extension can rotate relative to fixed part, described fixed part and stiff end match to merge and fix, described extension extends to openend from stiff end in described metal shell inside, and the point on described extension on same development length is equal apart from the distance of the metal shell inner surface relative with this point; The upper surface of described extension and lower surface are fixed with one group of contact be arranged in parallel respectively, the quantity often organizing described contact is four, the outer surface often organizing described contact is equal apart from the distance of the metal shell inner surface relative with this outer surface, the surface of all corresponding extension higher than fixing described contact of outer surface of each described contact; Described fixed part is fixed with some binding posts; Contact described in each is electrically connected with a binding post respectively, and described contact and binding post are made by electric conducting material.
It should be noted that, the direction mentioned in the utility model is as the criterion with following direction: front to the direction extended for described extension, rear to front to contrary; Upper direction is the direction being provided with buckling groove, and lower direction is contrary with upper direction; Left and right direction be by described forward and backward, upper and lower to based on according to the direction of spatial relationship.The contact being located at described body of rubber upper surface is front contact, its from left to right number consecutively be A1, A2, A3, A4; The contact being located at described body of rubber lower surface is reverse side contact, its from right to left be once numbered B1, B2, B3, B4; The binding post be electrically connected with front contact is terminal for connection of facing side, and the binding post be electrically connected with reverse side contact is back connection terminal; The forward that described USB2.0A type male inserts described USB2.0A type female is the state that buckling groove is positioned at top, and it oppositely inserts contrary with the direction that forward inserts.
When described USB2.0A type male is docked to USB2.0A type female seat, the end of described extension first touches USB2.0A type female seat body of rubber two, body of rubber two extrolling extending portion, described fixed part is connected with extension and described extension can rotate relative to fixed part again, described extension is to being provided with rotating relative to side of body of rubber two, described USB2.0A type male continues to insert described USB2.0A type female until the inserted terminal of described metal shell props up the bottom of described USB2.0A type female, now be positioned at the contact of contact pad to described USB2.0A type female, because the distance of upper and lower its metal shell inner surface relative separately of two lateral distance of described extension is equal, that is the centre position of described extension in described metal shell, so described USB2.0A type male is that two sides can be inserted relative to the cooperation of described USB2.0A type female seat.
Further, the elongated end of described extension is provided with convex closure, and the front end of described convex closure has one and is beneficial to the guiding tip of matching with the contact be located in USB2.0A type female seat.When described USB2.0A type male inserts described USB2.0A type female seat, the body of rubber two of the most advanced and sophisticated first described USB2.0A type female seat of described guiding contacts, along with the continuation of described USB2.0A type male is inserted, slide along its inclined plane in described guiding tip, facilitate the insertion of described USB2.0A type male, reduce the impulsive force between interface in insertion process, avoid the damage of interface, extend the useful life of interface.
Preferably, described plastic cement body interior is enclosed with metal terminal, and one end of described metal terminal and contact are electrically connected the other end and binding post is electrically connected, and the root of described extension is provided with the elastic tongue piece relative to extension projection.Relying on the elasticity that described metal terminal has itself, can there is partial loop variation in elastic tongue piece, can not fracture, and meanwhile, when USB2.0A type male is extracted from USB2.0A type female, elasticity can well return to original position.
Preferably, described extension and described fixed part are rotationally connected, and are provided with resetting means at described extension and the described fixed part place of being rotationally connected.Described resetting means can be a two torque spring, described pair of torque spring is set on the rotation axis between described extension and described fixed part, and the intermediate ends of described pair of torque spring is fixed on described fixed part, two free ends of described pair of torque spring and extension are fixed, when described extension in equilbrium position namely when the centre position of described metal shell, described pair of torque spring is in undeformed state, when described USB2.0A type male is inserted described USB2.0A type female, described extension is squeezed and rotates to side, described pair of torque spring produces strain, when extracting described USB2.0A type male, elastic restoring force from two torque spring makes described extension be returned to the centre position of equilbrium position and described metal shell.Realize described USB2.0A type male thus can two-wayly insert, automatically revert to equilbrium position.
Preferably, described fixed part and stiff end clamping.Snap fit, is easy to assembling, saves manpower.
Preferably, the upper surface of described fixed part is provided with three buckling grooves, and it is respectively the first buckling groove being located at the upper surface centre consistent with the bearing of trend of extension and the second buckling groove being symmetrically set in both sides; First buckling groove is along passing described fixed part with the opposite direction of described extension bearing of trend, position corresponding with described first buckling groove on described metal shell is provided with the elastic card propping up the first buckling groove, described second buckling groove passes described fixed part toward the bearing of trend along described extension, and position corresponding to described second buckling groove on described metal shell is provided with the clamping convex closure matched with the second buckling groove; The lower surface of described fixed part is provided with some boss, and position corresponding with described boss on described stiff end is provided with the location notch matched with described boss, and described location notch is along passing described stiff end with the opposite direction of the bearing of trend of described extension.
Further, described fixed part has a binding post containing cavity, and the top of described binding post containing cavity overlaps with the first buckling groove.After binding post connects wire, the space that wire can coincide from binding post containing cavity and the first buckling groove is drawn, and is easy to assembling and removes, saving man-hour, saving human cost.
Preferably, the side of described metal shell is provided with the through hole of the outer quilt of some fixing plastic cement.The outer surface of described metal shell is covered by outside plastic cement, by outer for plastic cement by fixed with metal shell, metal shell is deviate from by inside from plastic cement, especially plug in described USB2.0A type male process, outside plastic cement, can produce the tangential force making the two be separated from each other between quilt and metal shell, plastic cement is outer is entered described through hole by upper part material, can offset this tangential force, Stability Analysis of Structures, long service life.
Further, described through hole is symmetrical arranged on relative sidewall, and described through hole is projected as rectangle on described metal shell side.Rectangular through-hole is easy to processing.
Preferably, described metal shell is become by SPCC or copper.Use SPCC or copper material, consider that the mechanical strength of itself is higher not yielding, stable chemical performance, not easily gets rusty, corrosion-resistant.
The beneficial effects of the utility model are:
1) two-wayly can insert, be not subject to the impact of light, eyesight, easy to operate
When described USB2.0A type male is docked to USB2.0A type female seat, the end of described extension first touches USB2.0A type female seat body of rubber two, body of rubber two extrolling extending portion, described fixed part is connected with extension and described extension can rotate relative to fixed part again, described extension is to being provided with rotating relative to side of body of rubber two, described USB2.0A type male continues to insert described USB2.0A type female until the inserted terminal of described metal shell props up the bottom of described USB2.0A type female, is now positioned at the contact of contact pad to described USB2.0A type female; Because the distance of upper and lower its metal shell inner surface relative separately of two lateral distance of described extension is equal, that is the centre position of described extension in described metal shell, so described USB2.0A type male is that two sides can be inserted relative to the cooperation of described USB2.0A type female seat;
2) reliable, the long service life of structure
When described USB2.0A type male inserts described USB2.0A type female seat, the body of rubber two of the most advanced and sophisticated first described USB2.0A type female seat of described guiding contacts, along with the continuation of described USB2.0A type male is inserted, slide along its inclined plane in described guiding tip, facilitate the insertion of described USB2.0A type male, reduce the impulsive force between interface in insertion process, avoid the damage of interface, extend the useful life of interface;
3) be easy to assembling, save manpower, save production cost
Described body of rubber and described metal shell clamping, be easy to assembling, and after binding post connects wire, the space that wire can coincide from binding post containing cavity and the first buckling groove is drawn, and is easy to assembling and removes, saving man-hour, saving human cost;
4) electric conductivity is good, transfer of data is stable
Described contact adopts copper material to make, Au or Sn plating is carried out on its surface, and electroplating thickness is greater than 2.5 μm; Body of rubber adopts high-temperature resistance plastice to make, and its flame retardant rating is UL94V-0; Metal shell is made up of SPCC or copper material, and metal shell carries out electronickelling process; Binding post carries out gold-plated process, adopts the USB2.0A type male of above process to possess following performance: contact resistance is less than or equal to for 30m Ω; Insulation resistance is more than or equal to 1000M Ω; Withstand voltage is 500V DC; Rated current is less than or equal to 1.5AMP; The insertion force being less than 3.57kg can be born; When extracting, frictional force is more than or equal to 0.7kg.
Accompanying drawing explanation
Fig. 1 is the three-dimensional structure diagram of USB2.0A type male of the present utility model;
Fig. 2 is the three-dimensional structure diagram of metal shell of the present utility model;
Fig. 3 is the three-dimensional structure diagram of plastic cement main body of the present utility model;
Fig. 4 is the front view of plastic cement main body of the present utility model;
Fig. 5 is the fundamental diagram of reverse side contact of the present utility model when just contacting with the contact in USB2.0A type female seat;
Fig. 6 is the fundamental diagram of the contact pad in reverse side contact of the present utility model and USB2.0A type female seat;
Fig. 7 is the fundamental diagram of front of the present utility model contact when just contacting with the contact in USB2.0A type female seat;
Fig. 8 is the fundamental diagram of the contact pad in front of the present utility model contact and USB2.0A type female seat;
Fig. 9 is the mechanical connection schematic diagram of contact of the present utility model and binding post;
Figure 10 is the circuit connection diagram of contact of the present utility model and binding post.
In figure, 1, metal shell; 11, elastic card; 12, clamping convex closure; 13, through hole; 2, plastic cement main body; 21, fixed part; 211, buckling groove; 22, elastic tongue piece; 23, extension; 24, convex closure; 3, contact; 4, binding post; 5, metal terminal.
Embodiment
Embodiment one
As Figure 1-10 shows, a kind of USB2.0A type male, comprise metal shell 1 and a plastic cement main body 2, described metal shell 1 has two relative openends; One openend of described metal shell 1 is the inserted terminal matched with USB2.0A type female, and another openend is the stiff end of fixing plastic cement main body 2; Described plastic cement main body 2 comprises fixed part 21 and extension 23, described fixed part 21 is connected with extension 23 and described extension 23 can rotate relative to fixed part 21, described fixed part 21 and stiff end match to merge and fix, described extension 23 extends to openend from stiff end in described metal shell 1 inside, and the point on described extension 23 on same development length is equal apart from the distance of metal shell 1 inner surface relative with this point; The upper surface of described extension 23 and lower surface are fixed with one group of contact be arranged in parallel 3 respectively, the quantity often organizing described contact 3 is four, the outer surface often organizing described contact 3 is equal apart from the distance of metal shell 1 inner surface relative with this outer surface, the surface of all corresponding extension 23 higher than fixing described contact 3 of outer surface of each described contact 3; Described fixed part 21 is fixed with some binding posts 4; Contact 3 described in each is electrically connected with a binding post 4 respectively, and described contact 3 and binding post 4 are made by electric conducting material.Being become by SPCC or copper of described metal shell 1.
The elongated end of described extension 23 is provided with convex closure 24, and the front end of described convex closure 24 has one and is beneficial to the guiding tip of matching with the contact be located in USB2.0A type female seat.
Described plastic cement main body 2 internal package has metal terminal 5, and one end of described metal terminal 5 and contact 3 are electrically connected the other end and binding post 4 is electrically connected, and the root of described extension 23 is provided with the elastic tongue piece 22 relative to extension 23 projection.Can there is partial loop variation in tongue piece position, can not fracture, and meanwhile, USB AM extracts and is from USB AF, and the tongue piece of USB AM can well recover original position.
Described fixed part 21 and stiff end clamping.The upper surface of described fixed part 21 is provided with three buckling grooves 211, and it is respectively the first buckling groove being located at the upper surface centre consistent with the bearing of trend of extension 23 and the second buckling groove being symmetrically set in both sides, first buckling groove is along passing described fixed part 21 with the opposite direction of described extension 23 bearing of trend, position corresponding with described first buckling groove on described metal shell 1 is provided with the elastic card 11 propping up the first buckling groove, described elastic card 11 1 is for be stamped to form described metal shell 1, its one end and described metal shell 1 are fixed, other ends are unsettled, described second buckling groove passes described fixed part 21 toward the bearing of trend along described extension 23, position corresponding to described second buckling groove on described metal shell 1 is provided with the clamping convex closure 12 matched with the second buckling groove, the lower surface of described fixed part 21 is provided with some boss, and position corresponding with described boss on described stiff end is provided with the location notch matched with described boss, and described location notch is along passing described stiff end with the opposite direction of the bearing of trend of described extension 23.Described fixed part 21 has binding post 4 containing cavity, and the top of described binding post 4 containing cavity overlaps with the first buckling groove.
The side of described metal shell 1 is provided with the through hole 13 of the outer quilt of some fixing plastic cement.Described through hole 13 is symmetrical arranged on relative sidewall, and described through hole 13 is projected as rectangle on described metal shell 1 side.
Embodiment two
Described extension 23 is rotationally connected with described fixed part 21, and is provided with resetting means at described extension 23 with described fixed part 21 place of being rotationally connected.Described resetting means can be a two torque spring, described pair of torque spring is set on the rotation axis between described extension 23 and described fixed part 21, and the intermediate ends of described pair of torque spring is fixed on described fixed part 21, two free ends and the extension 23 of described pair of torque spring are fixed, when described extension 23 in equilbrium position namely when the centre position of described metal shell 1, described pair of torque spring is in undeformed state, when described USB2.0A type male is inserted described USB2.0A type female, described extension 23 is squeezed and rotates to side, described pair of torque spring produces strain, when extracting described USB2.0A type male, elastic restoring force from two torque spring makes described extension 23 be returned to the centre position of equilbrium position and described metal shell 1.Realize described USB2.0A type male thus can two-wayly insert, automatically revert to equilbrium position.
Use embodiment of the present utility model for the moment, when described USB2.0A type male is docked to USB2.0A type female seat, the end of described extension 23 first touches USB2.0A type female seat body of rubber two, body of rubber two extrolling extending portion 23, described fixed part 21 is connected with extension 23 and described extension 23 can rotate relative to fixed part 21 again, described extension 23 is to being provided with rotating relative to side of body of rubber two, described USB2.0A type male continues to insert described USB2.0A type female until the inserted terminal of described metal shell 1 props up the bottom of described USB2.0A type female, now be positioned at the contact 3 that contact 3 touches described USB2.0A type female, because the distance of its metal shell 1 inner surface relative separately of upper and lower two lateral distance of described extension 23 is equal, that is the centre position of described extension 23 in described metal shell 1, so described USB2.0A type male is that two sides can be inserted relative to the cooperation of described USB2.0A type female seat.When forward inserts, reverse side contact and back connection terminal are electrically connected, and realize the transmission of current signal and data-signal; During reverse insertion, front contact and terminal for connection of facing side are electrically connected, and realize the transmission of current signal and data-signal.
The utility model is not limited to above-mentioned preferred forms; anyone can draw other various forms of products under enlightenment of the present utility model; no matter but any change is done in its shape or structure; every have identical with the application or akin technical scheme, all drops within protection range of the present utility model.
Claims (10)
1. a USB2.0A type male, is characterized in that:
It comprises a metal shell and a plastic cement main body, and described metal shell has two relative openends;
One openend of described metal shell is the inserted terminal matched with USB2.0A type female, and another openend is the stiff end of fixing plastic cement main body;
Described plastic cement main body comprises fixed part and extension, described fixed part is connected with extension and described extension can rotate relative to fixed part, described fixed part and stiff end match to merge and fix, described extension extends to openend from stiff end in described metal shell inside, and the point on described extension on same development length is equal apart from the distance of the metal shell inner surface relative with this point;
The upper surface of described extension and lower surface are fixed with one group of contact be arranged in parallel respectively, the quantity often organizing described contact is four, the outer surface often organizing described contact is equal apart from the distance of the metal shell inner surface relative with this outer surface, the surface of all corresponding extension higher than fixing described contact of outer surface of each described contact;
Described fixed part is fixed with some binding posts;
Contact described in each is electrically connected with a binding post respectively, and described contact and binding post are made by electric conducting material.
2. USB2.0A type male according to claim 1, is characterized in that: the elongated end of described extension is provided with convex closure, and the front end of described convex closure has one and is beneficial to the guiding tip of matching with the contact be located in USB2.0A type female seat.
3. USB2.0A type male according to claim 1, it is characterized in that: described plastic cement body interior is enclosed with metal terminal, one end of described metal terminal and contact are electrically connected the other end and binding post is electrically connected, and the root of described extension is provided with the elastic tongue piece relative to extension projection.
4. USB2.0A type male according to claim 1, is characterized in that: described extension and described fixed part are rotationally connected, and is provided with resetting means at described extension and the described fixed part place of being rotationally connected.
5. USB2.0A type male according to claim 1, is characterized in that: described fixed part and stiff end clamping.
6. USB2.0A type male according to claim 5, is characterized in that:
The upper surface of described fixed part is provided with three buckling grooves, and it is respectively the first buckling groove being located at the upper surface centre consistent with the bearing of trend of extension and the second buckling groove being symmetrically set in both sides;
First buckling groove is along passing described fixed part with the opposite direction of described extension bearing of trend, position corresponding with described first buckling groove on described metal shell is provided with the elastic card propping up the first buckling groove, described second buckling groove passes described fixed part toward the bearing of trend along described extension, and position corresponding to described second buckling groove on described metal shell is provided with the clamping convex closure matched with the second buckling groove;
The lower surface of described fixed part is provided with some boss, and position corresponding with described boss on described stiff end is provided with the location notch matched with described boss, and described location notch is along passing described stiff end with the opposite direction of the bearing of trend of described extension.
7. USB2.0A type male according to claim 6, it is characterized in that: described fixed part has a binding post containing cavity, the top of described binding post containing cavity overlaps with the first buckling groove.
8. USB2.0A type male according to claim 1, is characterized in that: the side of described metal shell is provided with the through hole of the outer quilt of some fixing plastic cement.
9. USB2.0A type male according to claim 8, is characterized in that: described through hole is symmetrical arranged on relative sidewall, and described through hole is projected as rectangle on described metal shell side.
10. the USB2.0A type male according to claim 1-9 any one, is characterized in that: the material of described metal shell is SPCC or copper.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201420507343.2U CN204118377U (en) | 2014-09-03 | 2014-09-03 | USB2.0A type male |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201420507343.2U CN204118377U (en) | 2014-09-03 | 2014-09-03 | USB2.0A type male |
Publications (1)
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CN204118377U true CN204118377U (en) | 2015-01-21 |
Family
ID=52335658
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201420507343.2U Expired - Fee Related CN204118377U (en) | 2014-09-03 | 2014-09-03 | USB2.0A type male |
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CN (1) | CN204118377U (en) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105259090A (en) * | 2015-11-04 | 2016-01-20 | 天津理工大学 | Soil infiltrometer |
WO2016197977A1 (en) * | 2015-06-11 | 2016-12-15 | 蔡周贤 | Dual-direction, double-sided electrical connector |
CN107240813A (en) * | 2017-05-24 | 2017-10-10 | 努比亚技术有限公司 | A kind of component for Micro USB |
CN111009752A (en) * | 2019-11-25 | 2020-04-14 | 中航光电科技股份有限公司 | Electric connector assembly |
-
2014
- 2014-09-03 CN CN201420507343.2U patent/CN204118377U/en not_active Expired - Fee Related
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2016197977A1 (en) * | 2015-06-11 | 2016-12-15 | 蔡周贤 | Dual-direction, double-sided electrical connector |
CN105259090A (en) * | 2015-11-04 | 2016-01-20 | 天津理工大学 | Soil infiltrometer |
CN105259090B (en) * | 2015-11-04 | 2018-05-08 | 天津理工大学 | Soil infiltration instrument |
CN107240813A (en) * | 2017-05-24 | 2017-10-10 | 努比亚技术有限公司 | A kind of component for Micro USB |
CN111009752A (en) * | 2019-11-25 | 2020-04-14 | 中航光电科技股份有限公司 | Electric connector assembly |
CN111009752B (en) * | 2019-11-25 | 2021-09-28 | 中航光电科技股份有限公司 | Electric connector assembly |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150121 Termination date: 20160903 |