CN210576791U - A kind of interface unit - Google Patents
A kind of interface unit Download PDFInfo
- Publication number
- CN210576791U CN210576791U CN201921284135.XU CN201921284135U CN210576791U CN 210576791 U CN210576791 U CN 210576791U CN 201921284135 U CN201921284135 U CN 201921284135U CN 210576791 U CN210576791 U CN 210576791U
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- socket
- plug
- snap ring
- clamping
- signal terminal
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Abstract
The utility model relates to a connector, which comprises a plug and a socket, wherein the plug comprises a claw and a snap ring, and the clamping part of the claw is slidably limited in the snap ring; the socket includes a guide boss; after plug and socket peg graft completely, the guide convex part is located the snap ring, the guide convex part with the contact of snap ring inner wall, guide convex part have the guide face, the joint portion of snap ring is followed guide face roll-off snap ring, the joint is on the snap ring outer wall, the snap ring joint is in on the guide convex part. The jack catch on the plug can be pushed in after the plug is inserted into the socket, the visual effect is obvious, and the problem that the connector is ablated because the plug and the socket are not inserted in place and are electrified is avoided; the part is few, and the equipment is convenient, and all terminals of plug and socket all contain secondary locking function, and the reliability is high, can not be qualified for the next round of competitions under the complicated operating mode and take off and lead to disconnected news.
Description
Technical Field
The utility model relates to a connector especially relates to a new energy automobile connector.
Background
When the plug and the socket of the existing new-energy automobile battery connector are inserted in place, no obvious mark exists, the plug and the socket are easily electrified without being inserted in place, and the connector is ablated. The connection mode is only connected through a connection structure, and joint strength is poor, and easy pine takes off, influences the fixed of connector.
Moreover, the connection structure of the existing connector terminal is too simple, the terminal holding force is insufficient, the outgoing line is loosened under complex working conditions, and the disconnection and danger are caused.
SUMMERY OF THE UTILITY MODEL
The technical problem to be solved by the present invention is to overcome the above-mentioned deficiencies in the prior art and to provide a connector.
The utility model provides a pair of main technical scheme of connector does: the plug comprises a jack catch and a clamping ring, wherein the clamping part of the jack catch is slidably limited in the clamping ring;
the socket includes a guide boss; after plug and socket peg graft completely, the guide convex part is located the snap ring, the guide convex part with the contact of snap ring inner wall, guide convex part have the guide face, the joint portion of snap ring is followed guide face roll-off snap ring, the joint is on the snap ring outer wall, the snap ring joint is in on the guide convex part.
The jack catch still includes and plays the arm, the joint portion setting of jack catch is in the expansion end of bullet arm, it arrives by the other end to play arm joint portion one end from top to bottom extension, joint portion bottom surface position is less than snap ring top surface position.
The clamping ring comprises two long arms extending towards the direction of the socket and a first short arm close to one end of the socket and connected with the long arms on the two sides, the plug and the socket are completely plugged, the first short arm is clamped on the guide convex part, and the clamping part of the clamping jaw is clamped on the outer wall of the first short arm.
The clamping ring further comprises a second short arm far away from one end of the socket and connected with the long arms on the two sides, a limiting convex block is arranged at the bottom of the elastic arm of the clamping jaw, and the second short arm limits the limiting convex block in the clamping ring.
The clamping jaw and the clamping ring are arranged in the containing cavity, the clamping ring is fixedly connected with the wall of the containing cavity, and the clamping jaw is slidably arranged in the containing cavity.
The clamping jaw is characterized in that sliding grooves are formed in two side walls of the containing cavity, sliding rails are arranged on two sides of the clamping jaw, and the sliding rails can slide along the sliding grooves.
One ends of the two long arms of the clamping ring, which are far away from the socket, are respectively connected with two side walls of the accommodating cavity, and the other ends of the two long arms are movable ends.
The socket also comprises a socket shell, a socket signal terminal and a socket power terminal;
the socket signal terminal comprises a socket signal terminal body, a first elastic sheet part and a first clamping protrusion, the first elastic sheet part and the first clamping protrusion are arranged on the inner wall of the socket signal terminal mounting cavity, the socket signal terminal is inserted into the socket signal terminal mounting cavity, the first elastic sheet part is clamped with the first clamping part, and the first clamping protrusion is inserted into a groove of the first concave part;
socket power terminal includes socket power terminal body and second spring plate portion and the second concave part of setting on socket power terminal body, it is protruding to be provided with second joint portion and second card on the socket power terminal installation intracavity wall, socket power terminal inserts socket power terminal installation intracavity, second spring plate portion and second joint portion joint, the protruding insert of second card in the recess of second concave part.
The socket comprises a socket body and is characterized by further comprising a socket buckle, through holes are formed in the wall of the socket signal terminal installation cavity and the wall of the socket power terminal installation cavity, protruding blocks matched with the quantity of socket signal terminals and the quantity of socket power terminals are arranged on the socket buckle, and the protruding blocks penetrate through the through holes respectively to enter the socket signal terminal installation cavity and the socket power terminal installation cavity to form the first clamping protrusions and the second clamping protrusions.
The plug also comprises a plug shell, a plug signal terminal and a plug power terminal;
a plug signal terminal mounting cavity is formed in the plug shell, the plug signal terminal comprises a plug signal terminal body, and a third elastic piece portion and a third concave portion which are arranged on the plug signal terminal body, a third clamping portion and a third clamping protrusion are arranged on the inner wall of the plug signal terminal mounting cavity, the plug signal terminal is inserted into the plug signal terminal mounting cavity, the third elastic piece portion is clamped with the third clamping portion, and the third clamping protrusion is inserted into a groove of the third concave portion;
the plug power terminal comprises a plug power terminal body, a fourth elastic piece portion and a fourth concave portion, wherein the fourth elastic piece portion and the fourth concave portion are arranged on the plug power terminal body, the fourth clamping portion and the fourth clamping portion are arranged on the inner wall of the plug power terminal mounting cavity, the plug power terminal is inserted into the plug power terminal mounting cavity, the fourth elastic piece portion is connected with the fourth clamping portion in a clamped mode, and the fourth clamping portion is inserted into a groove of the fourth concave portion.
Adopt the utility model provides a pair of connector, including following technological effect:
1. the jack catch on the plug can be pushed in after the plug is inserted into the socket, the visual effect is obvious, and the problem that the connector is ablated because the plug and the socket are not inserted in place and are electrified is avoided.
2. The part is few, and the equipment is convenient, and all terminals of plug and socket all contain secondary locking function, and the reliability is high, can not be qualified for the next round of competitions under the complicated operating mode and take off and lead to disconnected news.
3. Using stamped terminals, adaptable to 4mm2～6mm2The line, the cost is low, can use automatic assembly.
4. The plastic material is used, the cost is low, and the packaging size is small.
Drawings
Fig. 1 is a top view of a plug and a socket of a connector according to an embodiment of the present invention after being plugged.
3 fig. 32 3 is 3 a 3 cross 3- 3 sectional 3 view 3 taken 3 along 3 the 3 direction 3 a 3- 3 a 3 in 3 fig. 31 3 of 3 a 3 connector 3 according 3 to 3 an 3 embodiment 3 of 3 the 3 present 3 invention 3. 3
Fig. 3 is a partially enlarged view of a portion a in fig. 2 of the connector according to the embodiment of the present invention.
Fig. 4 is a cross-sectional view in the direction B-B of fig. 1 of a connector according to an embodiment of the present invention.
Fig. 5 is a partially enlarged view of a portion a in fig. 4 of the connector according to the embodiment of the present invention.
Fig. 6 is a partially enlarged view of a portion B in fig. 4 of the connector according to the embodiment of the present invention.
Fig. 7 is a cross-sectional view in the direction C-C of fig. 4 of a connector according to an embodiment of the present invention.
Fig. 8 is an exploded view of a plug of a connector according to an embodiment of the present invention.
Fig. 9 is an exploded view of a receptacle of a connector according to an embodiment of the present invention.
Fig. 10 is a structural view of a receptacle power terminal of the connector according to the embodiment of the present invention.
Fig. 11 is a structural diagram of a socket buckle of the connector according to the embodiment of the present invention.
The plug comprises a plug 1, a plastic stopper 11, a plug sealing ring 12, a plug housing 13, a snap ring 131, a first short arm 1311, a long arm 1312, a second short arm 1313, an accommodating cavity 132, a claw 14, a clamping portion 141, an elastic arm 142, a limiting bump 143, a plug power terminal 15, a plug signal terminal 16, a wire sealing body 17, a plug tail cover 18, a socket 2, a socket housing 21, a guide convex portion 211, a socket signal terminal 22, a socket power terminal 23, a first elastic sheet portion 231, a first concave portion 232, a socket buckle 24, a bump 241 and a socket sealing ring 25.
Detailed Description
The present invention will be described in detail with reference to the following embodiments and the accompanying drawings, wherein the described embodiments are only intended to facilitate the understanding of the present invention, and do not limit the present invention in any way.
As shown in fig. 1 to 11, the present embodiment provides a connector, which includes a plug 1 and a socket 2, the plug 1 includes a claw 14 and a snap ring 131, and a clamping portion 141 of the claw 14 is slidably limited in the snap ring 131; the receptacle 2 includes a guide projection 211. After the plug 1 and the socket 2 are completely inserted, the guide convex part 211 is located in the snap ring 131, the guide convex part 211 contacts with the inner wall of the snap ring, the guide convex part 211 has a guide surface, the clamping part 141 of the claw 14 slides out of the snap ring 131 along the guide surface, the clamping part is clamped on the outer wall of the snap ring 131, and the snap ring 131 is clamped on the guide convex part 211. The claw 14 further comprises an elastic arm 142, the clamping portion 141 of the claw 14 is arranged at the movable end of the elastic arm 142, the elastic arm 142 extends from the other end to one end of the clamping portion 141 from top to bottom, and the bottom surface of the clamping portion 141 is lower than the top surface of the clamping ring 131. The retainer ring 131 includes two long arms 1312 extending toward the socket 2 and a first short arm 1311 connecting the two long arms 1312 near one end of the socket 2, after the plug 1 and the socket 2 are completely inserted, the first short arm 1311 is engaged with the guiding protrusion 211, and the engaging portion 141 of the claw 14 is engaged with the outer wall of the first short arm 1311.
When the plug 1 is incompletely inserted into the socket 2, the guiding protrusion 211 does not enter the snap ring 131, the clamping portion 141 of the claw 14 is in the snap ring 131, and the clamping portion 141 is blocked by the snap ring 131 so that the claw 14 cannot be pushed towards the socket 2. When the plug 1 is completely inserted into the socket 2, the guide convex part 211 is clamped into the snap ring 131, the high end of the guide convex part 211 is abutted against the inner wall of the snap ring 131, the highest point of the guide convex part 211 is flush with the top surface of the snap ring 131, the claw 14 is pushed towards the socket 2, the movable end of the elastic arm 142 on the claw 14 rises to the top of the snap ring 131 along the guide convex part 211 and crosses the snap ring 131, finally, the clamping part 141 is clamped with the outer wall of the first short arm 1311 of the snap ring 131, downward force is applied to the first short arm 1311, and the snap ring 131 is clamped with the guide convex part 211 more firmly. Therefore, the clamping jaws 14 on the plug 1 can be pushed in after the plug 1 is completely inserted into the socket 2, the visual effect is obvious, the situation that the plug and the socket are not inserted in place and are electrified to cause connector ablation is avoided, a double-locking structure is formed, and locking and connection are firmer.
Further, to prevent the latch 14 from being disengaged from the plug when unlocking, the snap ring 131 further includes a second short arm 1313 connected to the two long arms 1312 at the end away from the socket, the bottom of the elastic arm 142 of the latch 14 is provided with a limit projection 143, and the second short arm 1313 limits the limit projection 143 in the snap ring 131. In order to protect the structure of the clamping jaw 14 and the clamping ring 131, the top of the plug is provided with a containing cavity 132, the clamping jaw 14 and the clamping ring 131 are both arranged in the containing cavity 132, the clamping ring 131 is fixedly connected with the wall of the containing cavity 132, and the clamping jaw 14 is slidably arranged in the containing cavity. Sliding grooves are formed in two side walls of the accommodating cavity 132, and sliding rails are arranged on two sides of the clamping jaw 14 and can slide along the sliding grooves. One end of the two long arms 1312 of the snap ring 131 away from the socket is connected to two sidewalls of the accommodating cavity 132, and the other end is a movable end.
Further, the socket also comprises a socket shell, a socket signal terminal 22 and a socket power terminal 23; a socket signal terminal installation cavity and a socket power terminal installation cavity are arranged on the socket shell 21, the socket signal terminal 22 comprises a socket signal terminal body, a first elastic sheet part 231 and a first concave part 232 which are arranged on the socket signal terminal body, a first clamping part 141 and a first clamping protrusion are arranged on the inner wall of the socket signal terminal installation cavity, the socket signal terminal 22 is inserted into the socket signal terminal installation cavity, the first elastic sheet part 231 is clamped with the first clamping part 141, and the first clamping protrusion is inserted into a groove of the first concave part; socket power terminal 23 includes socket power terminal body and second spring plate portion and the second concave part of setting on socket power terminal body, is provided with second joint portion 141 and second card protruding on the socket power terminal installation intracavity wall, and socket power terminal 23 inserts in socket power terminal installation intracavity, and second spring plate portion and second joint portion 141 joint, second card protruding insert in the recess of second concave part. Still include socket buckle 24 on the socket, all be provided with the through hole on the chamber wall in socket signal terminal installation cavity and socket power terminal installation cavity, be provided with the lug 241 that matches with socket signal terminal 22 and socket power terminal 23 quantity on the socket buckle 24, lug 241 passes through the through hole respectively and gets into socket signal terminal installation cavity and socket power terminal installation cavity and form first card protruding and the second card is protruding. All terminals of the socket have a secondary locking function, the reliability is high, and disconnection caused by loosening of the outgoing line under complex working conditions can be avoided.
Further, the plug also comprises a plug outer shell, a plug signal terminal 16 and a plug power terminal 15; a plug signal terminal mounting cavity is arranged on the plug shell, the plug signal terminal 16 comprises a plug signal terminal body, and a third elastic sheet part and a third concave part which are arranged on the plug signal terminal body, a third clamping part 141 and a third clamping protrusion are arranged on the inner wall of the plug signal terminal mounting cavity, the plug signal terminal 16 is inserted into the plug signal terminal mounting cavity, the third elastic sheet part is clamped with the third clamping part 141, and the third clamping protrusion is inserted into a groove of the third concave part; be equipped with plug power terminal installation cavity on the plug shell, plug power terminal 15 includes plug power terminal body and sets up fourth joint portion 141 and fourth concave part on the plug power terminal body, sets up fourth joint portion and fourth card protruding on the plug power terminal installation cavity inner wall, and plug power terminal 15 inserts in plug power terminal installation cavity, fourth joint portion and fourth joint portion 141 joint, and the fourth card is protruding to insert in the recess of fourth concave part. All terminals of the plug have a secondary locking function, the reliability is high, and disconnection caused by loose of the outgoing line under complex working conditions can be avoided.
Furthermore, the plug power terminal 15, the plug signal terminal 16, the socket power terminal 23 and the socket signal terminal 22 are all formed by punching and can be adaptive to 4mm2～6mm2The line, the cost is low, can use automatic assembly.
The plug 1 further comprises a plastic stopper 11, a plug sealing ring 12, a plug outer shell 13, a wire sealing body 17 and a plug tail cover 18, wherein the clamping ring 131 and the accommodating cavity 132 are arranged at the upper end of the plug outer shell; the receptacle 2 further comprises a receptacle seal ring 25, wherein a guiding protrusion 211 is provided at the upper end of the receptacle housing. Furthermore, the plastic stopper 11, the plug sealing ring 12, the plug housing 13, the wire sealing body 17, the plug tail cover 18, the socket housing 21 and the socket sealing ring 25 are made of plastic materials, so that the cost is low, and the packaging size is small.
The above embodiments are only one of the preferred embodiments of the present invention, and the ordinary changes and replacements performed by those skilled in the art within the technical scope of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. A connector is characterized by comprising a plug and a socket, wherein the plug comprises a clamping jaw and a clamping ring, and a clamping part of the clamping jaw is limited in the clamping ring in a sliding manner;
the socket includes a guide boss; after plug and socket peg graft completely, the guide convex part is located the snap ring, the guide convex part with the contact of snap ring inner wall, guide convex part have the guide face, the joint portion of snap ring is followed guide face roll-off snap ring, the joint is on the snap ring outer wall, the snap ring joint is in on the guide convex part.
2. The connector of claim 1, wherein the latch further comprises an elastic arm, the engaging portion of the latch is disposed at a movable end of the elastic arm, the elastic arm extends from another end to one end of the engaging portion, and a bottom surface of the engaging portion is lower than a top surface of the snap ring.
3. The connector of claim 2, wherein the snap ring includes two long arms extending toward the socket and a first short arm connecting the two long arms near one end of the socket, after the plug and the socket are completely plugged, the first short arm is clamped on the guiding protrusion, and the clamping portion of the claw is clamped on the outer wall of the first short arm.
4. The connector of claim 3, wherein the snap ring further comprises a second short arm connected to the two long arms at the end far away from the socket, the bottom of the elastic arm of the claw is provided with a limiting bump, and the second short arm limits the limiting bump in the snap ring.
5. The connector of claim 4, wherein the plug top is provided with a receiving cavity, the pawl and the snap ring are both disposed in the receiving cavity, the snap ring is fixedly connected with a wall of the receiving cavity, and the pawl is slidably disposed in the receiving cavity.
6. A connector according to claim 5, wherein sliding grooves are formed on two side walls of the accommodating cavity, sliding rails are arranged on two sides of the clamping jaw, and the sliding rails can slide along the sliding grooves.
7. The connector of claim 6, wherein the ends of the two long arms of the snap ring, which are far away from the socket, are respectively connected with two side walls of the accommodating cavity, and the other ends are movable ends.
8. The connector of any one of claims 1-7, wherein the receptacle further comprises a receptacle housing, receptacle signal terminals, and receptacle power terminals;
the socket signal terminal comprises a socket signal terminal body, a first elastic sheet part and a first clamping protrusion, the first elastic sheet part and the first clamping protrusion are arranged on the inner wall of the socket signal terminal mounting cavity, the socket signal terminal is inserted into the socket signal terminal mounting cavity, the first elastic sheet part is clamped with the first clamping part, and the first clamping protrusion is inserted into a groove of the first concave part;
socket power terminal includes socket power terminal body and second spring plate portion and the second concave part of setting on socket power terminal body, it is protruding to be provided with second joint portion and second card on the socket power terminal installation intracavity wall, socket power terminal inserts socket power terminal installation intracavity, second spring plate portion and second joint portion joint, the protruding insert of second card in the recess of second concave part.
9. The connector according to claim 8, wherein the socket further comprises a socket buckle, the walls of the socket signal terminal installation cavity and the socket power terminal installation cavity are provided with through holes, the socket buckle is provided with protrusions matching with the number of the socket signal terminals and the number of the socket power terminals, and the protrusions respectively penetrate through the through holes to enter the socket signal terminal installation cavity and the socket power terminal installation cavity to form the first clamping protrusion and the second clamping protrusion.
10. The connector of any one of claims 1-7, 9, wherein said plug further comprises a plug housing, plug signal terminals and plug power terminals;
a plug signal terminal mounting cavity is formed in the plug shell, the plug signal terminal comprises a plug signal terminal body, and a third elastic piece portion and a third concave portion which are arranged on the plug signal terminal body, a third clamping portion and a third clamping protrusion are arranged on the inner wall of the plug signal terminal mounting cavity, the plug signal terminal is inserted into the plug signal terminal mounting cavity, the third elastic piece portion is clamped with the third clamping portion, and the third clamping protrusion is inserted into a groove of the third concave portion;
the plug power terminal comprises a plug power terminal body, a fourth elastic piece portion and a fourth concave portion, wherein the fourth elastic piece portion and the fourth concave portion are arranged on the plug power terminal body, the fourth clamping portion and the fourth clamping portion are arranged on the inner wall of the plug power terminal mounting cavity, the plug power terminal is inserted into the plug power terminal mounting cavity, the fourth elastic piece portion is connected with the fourth clamping portion in a clamped mode, and the fourth clamping portion is inserted into a groove of the fourth concave portion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921284135.XU CN210576791U (en) | 2019-08-09 | 2019-08-09 | A kind of interface unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921284135.XU CN210576791U (en) | 2019-08-09 | 2019-08-09 | A kind of interface unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210576791U true CN210576791U (en) | 2020-05-19 |
Family
ID=70640255
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921284135.XU Active CN210576791U (en) | 2019-08-09 | 2019-08-09 | A kind of interface unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210576791U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115117664A (en) * | 2022-07-25 | 2022-09-27 | 东莞市联索电子有限公司 | Connector terminal element with double locks, connector and connecting method thereof |
-
2019
- 2019-08-09 CN CN201921284135.XU patent/CN210576791U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115117664A (en) * | 2022-07-25 | 2022-09-27 | 东莞市联索电子有限公司 | Connector terminal element with double locks, connector and connecting method thereof |
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