CN204391413U - Electric connector - Google Patents
Electric connector Download PDFInfo
- Publication number
- CN204391413U CN204391413U CN201420860418.5U CN201420860418U CN204391413U CN 204391413 U CN204391413 U CN 204391413U CN 201420860418 U CN201420860418 U CN 201420860418U CN 204391413 U CN204391413 U CN 204391413U
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- Prior art keywords
- elastic arm
- fool proof
- proof elastic
- electric connector
- free end
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Abstract
The utility model discloses a kind of electric connector, comprise insulating body, be fixedly arranged on multiple conducting terminal in insulating body and metal shell, multiple sidewalls of metal shell are coated on the peripheral docking space that also formed of insulating body for butt-jointed electric connector docking, adjacent two sidewalls tilt to extend to form the first fool proof elastic arm and the second fool proof elastic arm that are positioned at grafting space towards direction each other, and the first free end of the first fool proof elastic arm and the second free end of the second fool proof elastic arm are oppositely arranged in docking space.First free end of the first fool proof elastic arm of the utility model electric connector and the second free end of the second fool proof elastic arm are oppositely arranged in docking space, rigid collision when preventing butt-jointed electric connector and electric connector grafting, damage the first fool proof elastic arm and the second fool proof elastic arm, and then damage butt-jointed electric connector and electric connector.
Description
Technical field
The utility model relates to a kind of electric connector, refers in particular to the electric connector that a kind of housing is provided with error-proof structure.
Background technology
Electronic product development, the connection between various electronic product and its peripheral device needs to realize being electrically connected by various electric connector.If butt-jointed electric connector anti-plug enters or other electric connector be mistakenly inserted in electric connector, butt-jointed electric connector and electric connector can be damaged, thus impact be electrically connected.
Existing a kind of electric connector, comprise insulating body, be arranged on some conducting terminals on insulating body and coated insulation body and form the metal shell in grafting chamber with described insulating body, the corner angle of the opening part both sides of described metal shell are provided with the fool proof part of free end to opening extension, when plug inserts described grafting chamber, described fool proof part free end is butted on described plug, restriction male and female end to inserting, prevents male and female end to wrong plug position with unique direction.But, because the free end of fool proof part is arranged outside opening, when plug inserts described grafting chamber, the housing of described plug can with the opening edge of described metal shell along first contacting, often there is not rigid collision at that time in grafting, repeatedly after grafting, can damage and be located at the fool proof part of free end to opening extension, and then described plug and described electric connector can be damaged.
Therefore, be necessary to design the electric connector that a kind of housing is provided with new error-proof structure, to overcome the problems referred to above.
Summary of the invention
Creation object of the present utility model is to provide a kind of electric connector preventing butt-jointed electric connector and electric connector rigid collision from damaging error-proof structure.
In order to achieve the above object, the utility model adopts following technological means:
A kind of electric connector, is characterized in that, comprising: an insulating body; Multiple conducting terminal, is fixedly arranged in described insulating body; One metal shell, described metal shell has multiple sidewall, and multiple described sidewall is coated on insulating body periphery and forms a docking space, docks for external device (ED); Wherein: adjacent two described sidewalls tilt to extend to form the one first fool proof elastic arm and one second fool proof elastic arm that are positioned at described docking space towards direction each other, described first fool proof elastic arm has one first free end, described second fool proof elastic arm has one second free end, and described first free end and described second free end are oppositely arranged in described docking space.
Further, described first fool proof elastic arm has a first side, described second fool proof elastic arm there is a second side, the leading edge of described first side, second side and multiple described sidewall forms a butt end jointly.
Further, described first free end and described second free end form a gap in described docking space.
Further, described first fool proof elastic arm has one first brachium, and described second fool proof elastic arm has one second brachium, and described first brachium is less than 4 times of described second brachium.
Further, described first side is provided with one first chamfered section, and described second side is provided with one second chamfered section.
A kind of electric connector, it is characterized in that, comprising: an insulating body, described insulating body has a base portion, extends forward a hyoplastron from described base portion, docks for external device (ED); Multiple conducting terminal is contained in described hyoplastron; One metal shell has multiple sidewall, and the coated described base portion of multiple described sidewall is also enclosed to form a docking space, and described docking space is contained in wherein for described hyoplastron, and described hyoplastron is in abutting direction, departs from the center in described docking space; Wherein: described metal shell in relative away from a first side wall of described hyoplastron, towards described docking space turnover extension one first fool proof elastic arm, described metal shell is on one second sidewall that described the first side wall is adjacent, be provided with one second fool proof elastic arm towards described docking space, the free end of described first fool proof elastic arm is relative setting with the free end of described second fool proof elastic arm.
Further, described first fool proof elastic arm and described second fool proof elastic arm become height to arrange on described hyoplastron thickness direction.
Further, described first fool proof elastic arm has a first side, described second fool proof elastic arm there is a second side, the leading edge of described first side, second side and multiple described sidewall forms a butt end jointly.
Further, described first fool proof elastic arm has one first brachium, and described second fool proof elastic arm has one second brachium, and described first brachium is less than 4 times of described second brachium.
Further, described first side is provided with one first chamfered section, and described second side is provided with one second chamfered section.
Compared with prior art, the utility model has following beneficial effect:
Described electric connector has metal shell, described metal shell has multiple sidewall, in the docking space that multiple described sidewall surrounds, because adjacent two described sidewalls tilt to extend to form the one first fool proof elastic arm and one second fool proof elastic arm that are positioned at described docking space towards direction each other, making the first fool proof elastic arm and the second fool proof elastic arm jointly can guide butt-jointed electric connector in docking space inserts in described docking space to properly, stop the insertion of other electric connector and the anti-plug of described butt-jointed electric connector, greatly strengthen fool proof intensity, and there is one first free end due to described first fool proof elastic arm, described second fool proof elastic arm has one second free end, described first free end and described second free end are oppositely arranged in described docking space, make described first fool proof elastic arm and the second fool proof elastic arm after the docking insertion of other electric connector and the anti-plug of described butt-jointed electric connector, have the ability recovering initial configuration, and then anti-plug, effectively prevent from during the rigid collision between described butt-jointed electric connector and described electric connector, damaging the first fool proof elastic arm and the second fool proof elastic arm, and then protect described butt-jointed electric connector and described electric connector.
[accompanying drawing explanation]
Fig. 1 is the three-dimensional exploded view of the utility model electric connector;
Fig. 2 is the part isometric exploded view of the utility model electric connector;
Fig. 3 is the stereogram of the utility model metal housing of electric connector;
Fig. 4 is the front view of the utility model electric connector.
The drawing reference numeral of embodiment illustrates:
| Electric connector 100 | Insulating body 1 | Base portion 11 | Hyoplastron 12 |
| Terminal containing slot 121 | Conducting terminal 2 | Fixed part 21 | Contact site 22 |
| Upper row's contact site 221 | Lower row's contact site 222 | Weld part 23 | Metal shell 3 |
| Sidewall 31 | Diapire 311 | Roof 312 | Left wall 313 |
| Right wall 314 | Butt end 315 | Docking space 32 | First fool proof elastic arm 33 |
| First free end 331 | First link 332 | First side 333 | First chamfered section 3330 |
| Second fool proof elastic arm 34 | Second free end 341 | Second link 342 | Second side 343 |
| Second chamfered section 3430 | Gap 35 |
[embodiment]
For ease of better understanding the purpose of this utility model, structure, feature and effect etc., existing the utility model is described in further detail with embodiment by reference to the accompanying drawings.
As shown in Figure 1, the utility model electric connector 100 comprises an insulating body 1, and multiple conducting terminal 2 is fixedly arranged in described insulating body 1, and it is peripheral that a metal shell 3 is coated on described insulating body 1.
As shown in Figure 1, a described insulating body 1 comprises a base portion 11, and described base portion 11 is projection one hyoplastron 12 forward, is provided with multiple terminal containing slot 121 in order to accommodate described conducting terminal 2 in described hyoplastron 12.
As shown in Figures 1 and 2, described conducting terminal 2 has a fixed part 21 and is fixedly arranged in described insulating body 1, a contact site 22 is extended forward from described fixed part 21, described contact site 22 comprises to be arranged contact site 221 and arranges contact site 222 once on one, the arrangement in two rows subtend of described upper row's contact site 221 and described lower row's contact site 222, described upper row's contact site 221 is revealed in the upper surface of described hyoplastron 12, described lower row's contact site 222 is revealed in the lower surface of described hyoplastron 12, self-retaining portion 21 extends back a weld part 23, described weld part 23 is assembled on circuit board (not shown) in SMT mode.
As shown in Figure 2, Figure 3 and Figure 4, described metal shell 3 has multiple sidewall 31, multiple described sidewall 31 specifically comprises the right wall 314 of diapire 311, roof 312, an one left wall 313, described diapire 311, roof 312, left wall 313 and right wall 314 are coated on the periphery of described insulating body 1 and form a docking space 32, and described left wall 313 and described right wall 314 upwards extend multiple inserting foot (non-label) respectively to described diapire 311 direction.In the present embodiment, along abutting direction, described left wall 313 is the first side wall, and described diapire 311 is the second sidewall.Described diapire 311 is inclined upwardly towards the direction of described left wall 313 the one first fool proof elastic arm 33 extending to form and be positioned at described docking space 32, described first fool proof elastic arm 33 comprises one first free end 331, one first link 332, first side 333 and one first chamfered section 3330 be located on first side 333, described left wall 313 is downward-sloping towards the direction of described diapire 311 extends to form the one second fool proof elastic arm 34 being positioned at described docking space 32, described second fool proof elastic arm 34 comprises one second free end 341, one second link 342, one second side 343 and one second chamfered section 3430 be located on second side 343, described first side 333, described second side 343 and multiple described sidewall 31 form a butt end 315. jointly
As shown in Figures 3 and 4, described first free end 331 and described second free end 341 are oppositely arranged and form a gap 35 in described docking space 32, described first link 332 and the second link 342 respectively connected described diapire 311 and described left wall 313, described first chamfered section 3330 is located at the inside rim of described diapire 311, and described second chamfered section 3430 is located in the inside rim of described left wall 313.The length that described first link 332 tilts to extend to described first free end 331 is the first brachium, and the length that described second link 342 tilts to extend to described second free end 341 is the second brachium, and described first brachium is less than 4 times of described second brachium.In the present embodiment, described first brachium equals described second brachium.
As shown in Figure 3, described first free end 331 and described second free end 341 form a gap 35 in described docking space 32, make the processing of described first fool proof elastic arm 33 and described second fool proof elastic arm 34 easier.
As shown in Figure 4, adjacent two described sidewalls 31 tilt to extend to form one first fool proof elastic arm 33 and the one second fool proof elastic arm 34 being positioned at described docking space 32 towards direction each other, making the first fool proof elastic arm 33 and the second fool proof elastic arm 34 jointly can guide butt-jointed electric connector (not shown) in docking space 32 inserts in described docking space 32 to properly, stop the insertion of other electric connector and the anti-plug of described butt-jointed electric connector, greatly strengthen fool proof intensity.
In sum, the utility model electric connector has following beneficial effect:
(1) described first fool proof elastic arm 33 comprises one first free end 331, one first link 332, first side 333 and one first chamfered section 3330 be located on first side 333, described second fool proof elastic arm 34 comprises one second free end 341, one second link 342, one second side 343 and one second chamfered section 3430 be located on second side 343, after described butt-jointed electric connector inserts described docking space 32 with wrong way, described first fool proof elastic arm 33 and described second fool proof elastic arm 34 have the ability recovering initial configuration, described first free end 331 and described second free end 341 are not face described butt-jointed electric connector, what face described electric connector is described first chamfered section 3330 and the second chamfered section 3430, effectively prevent from during the rigid collision of described butt-jointed electric connector and described electric connector 100, damaging described first fool proof elastic arm 33 and described second fool proof elastic arm 34.
(2) described first brachium equals described second brachium; make when docking described butt-jointed electric connector; described first fool proof elastic arm 33 and the second fool proof elastic arm 34 stressed be impartial, play the effect that the first fool proof elastic arm 33 and the second fool proof elastic arm 34 are protected each other.
More than describe the explanation being only the preferred embodiment of the utility model in detail, non-the scope of the claims therefore limiting to the utility model, so all this creation of utilization specifications and the equivalence techniques change for it of diagramatic content institute, be all contained in the scope of the claims of this creation.
Claims (10)
1. an electric connector, is characterized in that, comprising:
One insulating body;
Multiple conducting terminal, is fixedly arranged in described insulating body;
One metal shell, described metal shell has multiple sidewall, and multiple described side walls enclose in insulating body outward and form a docking space, is docked for external device (ED);
Wherein, adjacent two described sidewalls tilt to extend to form the one first fool proof elastic arm and one second fool proof elastic arm that are positioned at described docking space towards direction each other, described first fool proof elastic arm has one first free end, described second fool proof elastic arm has one second free end, and described first free end and described second free end are oppositely arranged in described docking space.
2. electric connector as claimed in claim 1, it is characterized in that: described first fool proof elastic arm has a first side, described second fool proof elastic arm has a second side, and the leading edge of described first side, second side and multiple described sidewall forms a butt end jointly.
3. electric connector as claimed in claim 1, is characterized in that: described first free end and described second free end form a gap in described docking space.
4. electric connector as claimed in claim 1, it is characterized in that: described first fool proof elastic arm has one first brachium, described second fool proof elastic arm has one second brachium, and described first brachium is less than 4 times of described second brachium.
5. electric connector as claimed in claim 2, it is characterized in that: described first side is provided with one first chamfered section, described second side is provided with one second chamfered section.
6. an electric connector, is characterized in that, comprising:
One insulating body, described insulating body has a base portion, extends forward a hyoplastron from described base portion, docks for external device (ED);
Multiple conducting terminal is contained in described hyoplastron;
One metal shell has multiple sidewall, and the coated described base portion of multiple described sidewall is also enclosed to form a docking space, and described docking space is contained in wherein for described hyoplastron, and described hyoplastron is in abutting direction, departs from the center in described docking space;
Wherein, described metal shell in relative away from a first side wall of described hyoplastron, towards described docking space turnover extension one first fool proof elastic arm, described metal shell is on one second sidewall that described the first side wall is adjacent, be provided with one second fool proof elastic arm towards described docking space, the free end of described first fool proof elastic arm is relative setting with the free end of described second fool proof elastic arm.
7. electric connector as claimed in claim 6, is characterized in that: described first fool proof elastic arm and described second fool proof elastic arm are arranged in height on described hyoplastron thickness direction.
8. electric connector as claimed in claim 6, it is characterized in that: described first fool proof elastic arm has a first side, described second fool proof elastic arm there is a second side, the leading edge of described first side, second side and multiple described sidewall forms a butt end jointly.
9. electric connector as claimed in claim 6, it is characterized in that: described first fool proof elastic arm has one first brachium, described second fool proof elastic arm has one second brachium, and described first brachium is less than 4 times of described second brachium.
10. electric connector as claimed in claim 8, it is characterized in that: described first side is provided with one first chamfered section, described second side is provided with one second chamfered section.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420860418.5U CN204391413U (en) | 2014-12-31 | 2014-12-31 | Electric connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420860418.5U CN204391413U (en) | 2014-12-31 | 2014-12-31 | Electric connector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204391413U true CN204391413U (en) | 2015-06-10 |
Family
ID=53364102
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420860418.5U Active CN204391413U (en) | 2014-12-31 | 2014-12-31 | Electric connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204391413U (en) |
-
2014
- 2014-12-31 CN CN201420860418.5U patent/CN204391413U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |