CN201303141Y - Electric connector - Google Patents

Electric connector Download PDF

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Publication number
CN201303141Y
CN201303141Y CNU200820302541XU CN200820302541U CN201303141Y CN 201303141 Y CN201303141 Y CN 201303141Y CN U200820302541X U CNU200820302541X U CN U200820302541XU CN 200820302541 U CN200820302541 U CN 200820302541U CN 201303141 Y CN201303141 Y CN 201303141Y
Authority
CN
China
Prior art keywords
described
projection
host cavity
electric connector
conducting terminal
Prior art date
Application number
CNU200820302541XU
Other languages
Chinese (zh)
Inventor
龚鸿斌
尧中华
郑启升
Original Assignee
富士康(昆山)电脑接插件有限公司
鸿海精密工业股份有限公司
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by 富士康(昆山)电脑接插件有限公司, 鸿海精密工业股份有限公司 filed Critical 富士康(昆山)电脑接插件有限公司
Priority to CNU200820302541XU priority Critical patent/CN201303141Y/en
Application granted granted Critical
Publication of CN201303141Y publication Critical patent/CN201303141Y/en
Priority claimed from US12/606,205 external-priority patent/US7927108B2/en

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Abstract

An electric connector comprises an insulating body and a plurality of conductive terminals, wherein the insulating body is concavely provided with a circular first accommodation chamber and comprises a first convex cylinder adjacent to the first accommodation chamber. The first accommodation chamber comprises a first inner periphery and a first outer periphery which are concentric, wherein the center of circle is located on the first convex cylinder which is provided with a first accommodation groove passing through the center of circle. Each conductive terminal comprises a first contact element accommodated in the first accommodation groove and a second contact element extending into the first accommodation groove. The electric connector also comprises a first projected block extending into the first accommodation chamber. Adopting the design, the electric connector can prevent common plugs from plugging in.

Description

Electric connector

[technical field]

The relevant a kind of electric connector of the utility model relates in particular to a kind of electric connector with anti-mis-insertion structure.

[background technology]

The prior art relevant with the utility model sees also the United States Patent (USP) US 6 of bulletin on August 23rd, 2005,932,614B1 number, this patent has disclosed a kind of power connector, in order to cooperate with the common power plug, described power connector comprises: insulating body, be contained in the conducting terminal in the insulating body and be held in shielding casing on the insulating body; The projection that described insulating body is provided with circular receiving space and adjoins with receiving space, described projection is provided with the accepting hole that runs through its center of circle; Described conducting terminal comprises and is contained in the forked contact site in this accepting hole and protrudes into pressure section in the receiving space.Described attaching plug comprises columned in order to inserting the Plug Division in the above-mentioned receiving space, and in order to be contained in the accepting hole and to cooperate the needle-like conducting portion with contact site.Above-mentioned power connector and attaching plug match, in order to give the electronic equipment power supply.Yet raising, particularly some special electric connector along with electronic product requires the power supply supply on the one hand, need to use for reference existing power connector structure to save the mould development cost; On the other hand, need prevent that existing common power plug from inserting, because the insertion of common power plug causes the damage of this special electric connector easily.

[utility model content]

The purpose of this utility model is to provide a kind of electric connector that can prevent that ordinary plug from inserting.

For reaching above-mentioned purpose, the utility model adopts following technical scheme: a kind of electric connector, it comprises insulating body and is contained in the interior plurality of conductive terminals of insulating body that described insulating body is concaved with first circular host cavity and first projection adjacent with first host cavity; Described first host cavity comprises first inner peripheral surface and first outer circumference surface with together circle center, and the described center of circle is positioned on first projection, and described first projection is provided with first accepting groove that runs through the center of circle; Described conducting terminal comprises first conducting terminal and second conducting terminal, wherein first conducting terminal is provided with first contact site that is contained in first accepting groove, described second conducting terminal is provided with second contact site that protrudes in first host cavity, and described electric connector also comprises first projecting block that protrudes in first host cavity.

Compared with prior art, the setting of the utility model electric connector protrudes into first projecting block in first host cavity, can prevent that ordinary plug from inserting in this electric connector.

[description of drawings]

Fig. 1 is the three-dimensional combination figure of the utility model electric connector.

Fig. 2 is the three-dimensional combination figure of another angle of the utility model electric connector.

Fig. 3 is the front view of the utility model electric connector.

Fig. 4 is the three-dimensional exploded view of the utility model electric connector.

Fig. 5 is the three-dimensional exploded view of another angle of the utility model electric connector.

Fig. 6 is the schematic perspective view of the utility model electric connector insulating body.

Fig. 7 is the front view of another execution mode of the utility model electric connector.

[embodiment]

See also Figure 1 and Figure 2, the utility model electric connector 100 is installed on circuit board (not shown) and goes up in order to peg graft with banjo (not shown).This electric connector 100 is that it comprises in order to the power connector of transmission power supply: insulating body 1, be contained in plurality of conductive terminals 2 in the insulating body 1, be coated on insulating body 1 periphery shielding casing 3 and with the metal ground strip 4 of shielding casing 3 overlap joints.

See also Fig. 3 to shown in Figure 6, described insulating body 1 is roughly cuboid, and it comprises roof 11, diapire 12, two side 13, be positioned at the relative rear end face 15 of tabular plug surface 14 and plug surface 14 foremost.Described insulating body 1 is provided with all and reaches the slit 5 that is communicated with first, second host cavity 16,17 from plug surface 14 to circular first, second host cavity 16,17 of insulating body 1 inner recess.Described first host cavity 16 and second host cavity about 17 are arranged side by side, and described slit 5 is between first, second host cavity 16,17.Described insulating body 1 is provided with and lays respectively at first, second inboard and adjacent with first, second host cavity 16,17 projection 18,19 of first, second host cavity 16,17.Described first, second projection 18,19 is roughly cylindrical, and described first, second projection 18,19 is parallel to each other and is spaced from each other.Described first host cavity 16 comprises 161 of first inner peripherys and first outer circumference surface 162 with together circle center 160.The described center of circle 160 overlaps with the center of circle of first projection 18, runs through cylindric first accepting groove 181 in the center of circle 160 before and after described first projection 18 is provided with.Because described first projection 18 is adjacent with first host cavity 16, so in the present embodiment, described first inner peripheral surface 161 i.e. the outer surface 182 (joining shown in Figure 1) of first projection 18.For fixing corresponding conducting terminal 2, described first projection 18 is provided with some second accepting grooves 183 that are arranged with from outer surface 182, and described second accepting groove 183 is evenly distributed on first inner peripheral surface 161.Described insulating body 1 also is provided with some the 3rd accepting grooves 184 that are arranged with from first outer circumference surface 162, and described the 3rd accepting groove 184 also is to be evenly distributed along first outer circumference surface 162.Described the 3rd accepting groove 184, second accepting groove 183 and first accepting groove 181 are arranged as the stratiform of ecto-entad.Described first projection 18 is provided with outstanding first inner peripheral surface 161 and then extends into first projecting block 185 in first host cavity 16, described first projecting block 185 along the upper left side to being obliquely installed.In addition, described insulating body 1 also is provided with second projecting block 186 in the top of first outer circumference surface 162 extends into first host cavity 16 straight down.

The similar of described second host cavity 17 and first host cavity 16, described second host cavity 17 comprise 171 of second inner peripherys and second outer circumference surface 172 with together circle center 170.The described center of circle 170 overlaps with the center of circle of second projection 19, runs through cylindric the 4th accepting groove 191 in the center of circle 170 before and after described second projection 19 is provided with.Because described second projection 19 is adjacent with second host cavity 17, so in the present embodiment, described second inner peripheral surface 171 i.e. the outer surface 192 (joining shown in Figure 1) of second projection 19.For fixing corresponding conducting terminal 2, described second projection 19 is provided with some the 5th accepting grooves 193 that are arranged with from outer surface 192, and described the 5th accepting groove 193 is evenly distributed on second inner peripheral surface 171.Described insulating body 1 also is provided with some the 6th accepting grooves 194 that are arranged with from second outer circumference surface 172, and described the 6th accepting groove 194 also is to be evenly distributed along second outer circumference surface 172.Described the 6th accepting groove 194, the 5th accepting groove 193 and second accepting hole 191 are arranged as the stratiform of ecto-entad.Described second projection 19 is provided with outstanding second inner peripheral surface 171 and then extends into the 3rd projecting block 195 in second host cavity 17, described the 3rd projecting block 195 along the upper right side to being obliquely installed.In addition, described insulating body 1 also is provided with the 4th projecting block 196 in the top of second outer circumference surface 172 extends into second host cavity 17 straight down.The structure of described second projecting block 186 and the 4th projecting block 196 is identical.Described first projecting block 185 and the 3rd projecting block 195 are symmetrical arranged along being positioned at the first, the 3rd projecting block 185,195 middle vertical planes (not shown).Described first, second projecting block 185,186 extends in first host cavity 16, and described the 3rd, the 4th projecting block 195,196 extends in second host cavity 17, all can prevent the insertion of ordinary plug.

See also Fig. 1 and shown in Figure 3, the upper end 51 of described slit 5 is that planar structure, lower end 52 are nonplanar structure, described insulating body 1 is provided with the jut 53 that protrudes in the slit 5, described jut 53 has arc-shaped outer surface (not label), and then makes the upper end 51 of described slit 5 and lower end 52 asymmetric with the horizontal plane (not shown) in the middle of the lower end 52 along being positioned at this upper end 51.So be provided with, can guarantee that banjo can only insert this electric connector 100 in one case, at this moment, the projection on the banjo (not shown) fits tightly with slit 5; Behind banjo Rotate 180 degree, because the upper end 51 of slit 5 is asymmetric with lower end 52, so jut 53 can stop banjo to insert this electric connector 100.In the present embodiment, the upper end 51 of described slit 5 is a planar structure, lower end 52 is a nonplanar structure, certainly, in another execution mode of the present utility model, (please join shown in Figure 7), upper end 51 nonplanar structures of described slit 5, lower end 52 is a planar structure, can realize the purpose of this utility model equally, certainly, slit 5 structures that can realize the utility model purpose are not limited to above-mentioned two kinds, for the person of ordinary skill in the field, the upper end 51 of described slit 5 and 52 edges, lower end are positioned at asymmetric the getting final product of horizontal plane in the middle of this upper end 51 and the lower end 52, so, do not repeat them here.

See also Fig. 2, Fig. 4 and shown in Figure 6, the two side 13 of described insulating body 1 is at the holding slot 131 that is respectively equipped with fixing shielding casing 3 and ground strip 4 near the front end of plug surface 14, and described holding slot 131 runs through sidewall 13 up and down.Described insulating body 1 is provided with from first, second, third of being communicated with first, second, third accepting groove 181,183,184 respectively of being arranged with of rear end face 15 and accommodates 151,152,153, and be communicated with the 4th, the 5th, the 6th accepting groove 191,193,194 respectively the 4th, the 5th, the 6th accommodate 154,155,156.

Described conducting terminal 2 comprises first conducting terminal 21 that is installed in first accepting groove 181, be installed on some second conducting terminals 22 in second accepting groove 183 and be installed on some the 3rd conducting terminals 23 in the 3rd accepting groove 184.Described first conducting terminal 21 comprises that being fixed in first accommodates first fixed part 211 in 151, forked first contact site 212 that is hidden in first accepting groove 181 and first weld part 213 that extends downward vertically from first fixed part 211.Described second conducting terminal 22 is accommodated 152 from second respectively and is installed in second accepting groove 183, and described second conducting terminal 22 comprises second contact site 221 (joining shown in Figure 3) that is contained in second accepting groove 183 and is evenly distributed along first inner peripheral surface 161.Described the 3rd conducting terminal 23 is accommodated 153 from the 3rd respectively and is installed in the 3rd accepting groove 184, and described the 3rd conducting terminal 23 comprises the 3rd contact site 231 (joining shown in Figure 3) that is contained in the 3rd accepting groove 184 and is evenly distributed along first outer circumference surface 162.Described second, third contact site 221,231 all extends in first host cavity 16, in order to cooperate with banjo.

Described conducting terminal 2 also comprises the 4th conducting terminal 24 that is installed in the 4th accepting groove 191, be installed on some the 5th conducting terminals 25 in the 5th accepting groove 193 and be installed on some the 6th conducting terminals 26 in the 6th accepting groove 194.Four, the 5th, the 6th conducting terminal is corresponding identical with the structure of first, second, third conducting terminal respectively.Described the 4th conducting terminal 24 comprises that being fixed in the 4th accommodates the 4th fixed part 241 in 154, forked the 4th contact site 242 that is hidden in the 4th accepting groove 191 and the 4th weld part 243 that extends downward vertically from the 4th fixed part 241.Described the 5th conducting terminal 25 is accommodated 155 from the 5th respectively and is installed in the 5th accepting groove 193, and described the 5th conducting terminal 25 comprises the 5th contact site 251 that is contained in the 5th accepting groove 193 and is evenly distributed along second inner peripheral surface 171.Described the 6th conducting terminal 26 is accommodated 156 from the 6th respectively and is installed in the 6th accepting groove 194, and described the 6th conducting terminal 26 comprises the 6th contact site 261 that is contained in the 6th accepting groove 194 and is evenly distributed along second outer circumference surface 172.Described the 5th, the 6th contact site 251,261 all extends in second host cavity 17, in order to cooperate with banjo.

Shielding casing 3 comprises roof 31, bends the sidewall 32 that extends downward vertically and be held in bonnet 33 on roof 31 and the sidewall 32 from roof 31.Described sidewall 32 is provided with the assembly wall 321 near insulating body 1 plug surface 14.

Described metal ground strip 4 is two, lays respectively at the both sides of insulating body 1, and described metal ground strip 4 is provided with auxiliary section 42 and extends beyond the pressure section 41 of plug surface 14 forward.Please join shown in Figure 2, described auxiliary section 42 and assembly wall 321 all are contained in the holding slot 131 of insulating body 1 and auxiliary section 42 is in contact with one another with assembly wall 321, and then ground strip 4 and shielding casing 3 are connected as a single entity, increase contact area, to reach good ground connection effect.

Claims (10)

1. electric connector, it comprises insulating body and is contained in plurality of conductive terminals in the insulating body that described insulating body is concaved with first circular host cavity and first projection adjacent with first host cavity; Described first host cavity comprises first inner peripheral surface and first outer circumference surface with together circle center, and the described center of circle is positioned on first projection, and described first projection is provided with first accepting groove that runs through the center of circle; Described conducting terminal comprises first conducting terminal and second conducting terminal, wherein first conducting terminal is provided with first contact site that is contained in first accepting groove, described second conducting terminal is provided with second contact site that protrudes in first host cavity, it is characterized in that: described electric connector also comprises first projecting block that protrudes in first host cavity.
2. electric connector as claimed in claim 1 is characterized in that: described first inner peripheral surface i.e. the outer surface of first projection.
3. electric connector as claimed in claim 1 is characterized in that: described first projecting block is arranged on first projection, and described first projecting block is given prominence to first inner peripheral surface and then extended in first host cavity.
4. electric connector as claimed in claim 1 is characterized in that: described insulating body is provided with second projecting block in the top of first outer circumference surface extends down into first host cavity.
5. electric connector as claimed in claim 4 is characterized in that: described first projecting block tilts to extend upward, and described second projecting block vertically extends.
6. electric connector as claimed in claim 2 is characterized in that: the outer surface of described first projection is concaved with some second accepting grooves of accommodating second contact site, and described second contact site is evenly distributed on first inner peripheral surface.
7. electric connector as claimed in claim 1 is characterized in that: described insulating body is concaved with circular second host cavity and second projection adjacent with second host cavity that is arranged side by side with first host cavity; Described second host cavity comprises second inner peripheral surface and second outer circumference surface with together circle center, and the described center of circle is positioned on second projection, and described second projection is provided with the 4th accepting groove that runs through the center of circle; Described conducting terminal comprises the 4th conducting terminal and the 5th conducting terminal, wherein the 4th conducting terminal is provided with the 4th contact site that is contained in the 4th accepting groove, described the 5th conducting terminal is provided with the 5th contact site that protrudes in second host cavity, and described electric connector also comprises the 3rd projecting block that protrudes in second host cavity.
8. electric connector as claimed in claim 7, it is characterized in that: described second inner peripheral surface i.e. the outer surface of second projection, described the 3rd projecting block is arranged on second projection, and the vertical plane that first projecting block and the equal diagonally extending of the 3rd projecting block and edge are positioned in the middle of the first, the 3rd projecting block is symmetrical arranged.
9. electric connector as claimed in claim 7 is characterized in that: described first projection and second projection be arranged in parallel and first projection and second projection are spaced from each other, and described first host cavity and second host cavity are interconnected by slit.
10. electric connector as claimed in claim 9 is characterized in that: the wherein end in the upper end of described slit or the lower end is a planar structure, and the other end is a sunk structure, and then makes the upper and lower end of slit asymmetric along being positioned at the middle horizontal plane of upper and lower end.
CNU200820302541XU 2008-10-27 2008-10-27 Electric connector CN201303141Y (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CNU200820302541XU CN201303141Y (en) 2008-10-27 2008-10-27 Electric connector

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CNU200820302541XU CN201303141Y (en) 2008-10-27 2008-10-27 Electric connector
US12/606,205 US7927108B2 (en) 2008-10-27 2009-10-27 Power socket with anti-mismating means

Publications (1)

Publication Number Publication Date
CN201303141Y true CN201303141Y (en) 2009-09-02

Family

ID=41086771

Family Applications (1)

Application Number Title Priority Date Filing Date
CNU200820302541XU CN201303141Y (en) 2008-10-27 2008-10-27 Electric connector

Country Status (1)

Country Link
CN (1) CN201303141Y (en)

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C14 Grant of patent or utility model
GR01 Patent grant
CX01 Expiry of patent term
CX01 Expiry of patent term

Granted publication date: 20090902