CN209963397U - Electric connector - Google Patents
Electric connector Download PDFInfo
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- CN209963397U CN209963397U CN201920582962.0U CN201920582962U CN209963397U CN 209963397 U CN209963397 U CN 209963397U CN 201920582962 U CN201920582962 U CN 201920582962U CN 209963397 U CN209963397 U CN 209963397U
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Abstract
An electric connector comprises a plug and a socket, wherein the plug comprises a head piece, a contact pin sleeve assembly, a body piece, a wire clamp rubber sleeve and a tail nut, the contact pin sleeve assembly, the body piece, the wire clamp rubber sleeve and the tail nut are arranged in the head piece, the electric connector also comprises a locking sleeve, at least two axial grooves with one ends opened, an arc-shaped guide cavity and a locking cavity are arranged on the locking sleeve, and an operation hole is formed in the position, adjacent to the guide cavity, of the locking cavity; the locking sleeve is sleeved on the inserting sleeve part, the inserting part of the head is inserted into the inserting sleeve part by hand, and the clasp is buckled with the annular groove; the circular arc plate is opposite to the clearance groove on the inserting part of the head piece; in an unlocking state, the clasp corresponds to the axial groove, and the clamping tongue is positioned in the guide cavity; in the locking state, the clamping tongue is attached to the end plate at one end of the locking cavity adjacent to the guide cavity, and the end part of the clamping tongue is opposite to the operation hole; the hooks are offset from the axial grooves. The arrangement of the locking sleeve locks the plug and the socket together, the clamping tongue is separated from the locking part through a needle-shaped rod, and then the locking sleeve is rotated to unlock; the plug and the socket are separated, so that the operation is convenient, and the occurrence of accidents is prevented.
Description
Technical Field
The present invention relates to an electrical connector.
Background
In the prior art, an electric connector comprises a plug and a socket, wherein the plug comprises a head piece, a pin sleeve assembly arranged in the head piece, a body piece, a wire clamp rubber sleeve and a tail nut, the head piece comprises an inserting part, a head connecting part and a flange plate arranged at the intersection of the inserting part and the head connecting part, the body piece comprises a body connecting part, a middle wire cavity part, an external thread arranged in the wire cavity part and a tail furling part, the head connecting part of the head piece is connected with the body connecting part, the wire clamp rubber sleeve is arranged in the furling part, and the tail nut is screwed with the external thread; the socket comprises a seat body part, a pin inserting assembly, a flange part and an inserting sleeve part, wherein the inserting sleeve part is detachably matched with the inserting part of the head piece. There are problems in that: non-maintenance personnel can dismantle, receive the influence of external force, and plug and socket can be dismantled, easily cause the short circuit.
SUMMERY OF THE UTILITY MODEL
The purposes of the utility model are: an electrical connector is provided which is safe and reliable by preventing non-maintenance personnel or external force from separating a plug and a socket.
The method is realized by the following steps: an electric connector comprises a plug and a socket, wherein the plug comprises a head piece, a pin sleeve assembly arranged in the head piece, a body piece, a wire clamp rubber sleeve and a tail nut, the head piece comprises an inserting part, a head connecting part and a flange plate arranged at the intersection of the inserting part and the head connecting part, the body piece comprises the body connecting part, a wire cavity part in the middle, an external thread arranged in the wire cavity part and a tail furling part, the head connecting part of the head piece is connected with the body connecting part, the wire clamp rubber sleeve is arranged in the furling part, and the tail nut is screwed with the external thread; the socket comprises a seat body part, a contact pin assembly, a flange part and a plug-in sleeve part, wherein the plug-in sleeve part is detachably matched with the plug-in part of the head piece; it is characterized in that: the socket is characterized in that the inserting sleeve part of the socket is provided with at least two through holes along the axial direction and an arc-shaped hole located between two adjacent through holes along the circumferential direction, a clasp is arranged in each through hole, an arc-shaped plate is arranged in each arc-shaped hole, and a clamping tongue is arranged at the suspended end of each arc-shaped plate;
the adjacent end of the insertion part of the head piece and the flange plate is provided with an annular groove, and the insertion part is provided with a clearance groove;
the locking device is characterized by also comprising a locking sleeve, wherein the locking sleeve is provided with at least two axial grooves with one ends opened, a circular arc-shaped guide cavity and a locking cavity, and an operation hole is formed in the position, adjacent to the guide cavity, of the locking cavity;
the locking sleeve is sleeved on the inserting sleeve part, the inserting part of the head is inserted into the inserting sleeve part by hand, and the clasp is buckled with the annular groove; the circular arc plate is opposite to the clearance groove on the inserting part of the head piece; in an unlocking state, the clasp corresponds to the axial groove, and the clamping tongue is positioned in the guide cavity; in the locking state, the clamping tongue is attached to the end plate at one end of the locking cavity adjacent to the guide cavity, and the end part of the clamping tongue is opposite to the operation hole; the hooks are offset from the axial grooves.
The electric connector is characterized in that: the inserting sleeve part is provided with a guide groove, and the through hole and the arc-shaped hole are formed in a bottom plate of the guide groove;
two ends of the locking sleeve are provided with guide sleeves,
the locking sleeve is embedded with the guide groove, and the guide sleeve is rotationally matched with the outer circumferential surface of the inserting sleeve part.
The electric connector is characterized in that: the head connecting part of the head piece is provided with external threads, the flange plate is provided with a locking plate, and the locking plate is provided with a locking hole;
the body connecting part of the body piece is provided with internal threads, the body connecting part is provided with an accommodating cavity with an upper opening and a rear opening, an end plate of the accommodating cavity is provided with an extending hole, a side wall plate is provided with a guide rail, and a bottom plate is provided with a positioning bulge;
the diameter of the body connecting part is larger than that of the wire cavity part, and the end surface of the rear part of the body connecting part is an inclined surface;
the locking piece comprises a seat body, a spring bolt arranged at the front end of the seat body and an inclined stop plate arranged at the rear end of the seat body, wherein guide rail grooves are formed in two ends of the seat body, and a positioning groove is formed in the lower surface of the seat body;
the external thread of the head connecting part is screwed with the internal thread of the body connecting part, the seat body is embedded into the accommodating cavity, the spring bolt passes through the extending hole, the spring bolt is inserted into the locking hole, the positioning bulge is embedded with the positioning groove, and the guide rail is matched with the guide rail groove; the inclined stop plate is attached to the inclined surface of the body connecting part.
The electric connector is characterized in that: the line cavity part of the body part is provided with a limiting block, and the limiting block is opposite to the rear opening of the accommodating cavity; the inclined stop plate of the locking piece is matched with the limiting block to stop.
The novel electric connector has the advantages that the locking sleeve is arranged, the plug and the socket are locked together, the clamping tongue is separated from the locking position through the needle-shaped rod, and then the locking sleeve is rotated to unlock the electric connector; the plug and the socket are separated, so that the operation is convenient, and the occurrence of accidents is prevented.
Drawings
Fig. 1 is a sectional view of the present embodiment.
Fig. 2 is a view a-a of fig. 1.
Fig. 3 is a view B-B of fig. 1.
Fig. 4 is an exploded perspective view of the present embodiment.
Fig. 5 is a second exploded perspective view of the present invention.
Fig. 6 is an exploded perspective view of the present novel socket.
Fig. 7 is a second exploded perspective view of the present novel socket.
Fig. 8 is a perspective view of the locking sleeve of the present embodiment.
Fig. 9 is an exploded perspective view of the present novel plug.
Detailed Description
The present invention will be further described with reference to the accompanying drawings.
As shown in fig. 1, an electrical connector comprises a plug 1 and a socket 2, the plug 1 comprises a head piece 2, a pin sleeve assembly 4 arranged in the head piece, a body piece 5, a wire clamp rubber sleeve 6 and a tail nut 7, the head piece 3 comprises an inserting part 31, a head connecting part 32 and a flange plate 33 arranged at the intersection of the inserting part and the head connecting part, the body piece 5 comprises a body connecting part 51, a wire cavity part 52 in the middle, an external thread arranged in the wire cavity part and a tail folding part 533, the head connecting part 32 of the head piece 3 is connected with the body connecting part 51, the wire clamp rubber sleeve 6 is arranged in the folding part 53, and the tail nut 7 is screwed with the external thread; the socket 2 includes a socket portion 21, a pin member 22, a flange portion 23 and a socket portion 24, and the socket portion 24 is detachably engaged with the socket portion 31 of the header 3.
The plug sleeve part 24 of the socket 2 is provided with two through holes 241 along the axial direction and an arc-shaped hole 242 located between two adjacent through holes 241 along the circumferential direction, a clasp 2411 is arranged in each through hole, an arc-shaped plate 2421 is arranged in each arc-shaped hole 242, and a clamping tongue 2422 is arranged at the suspended end of each arc-shaped plate 241;
the adjacent end of the inserting part 31 of the head piece 3 and the flange plate 33 is provided with an annular groove 311, and the inserting part 31 is provided with a clearance groove 312;
the locking device further comprises a locking sleeve 8, wherein the locking sleeve 8 is provided with two axial grooves 81 with one ends opened, a circular arc-shaped guide cavity 82 and a locking cavity 83, and an operation hole 84 is formed in the position, adjacent to the guide cavity 82, of the locking cavity 83;
the locking sleeve 8 is sleeved on the inserting sleeve part 24, the inserting part 31 of the head 3 is inserted into the inserting sleeve part 24, and the clasp 2411 is buckled with the annular groove 311; the circular arc-shaped plate 2421 is opposite to the clearance groove 312 on the insertion part 31 of the head piece 3; as shown in fig. 3, in the unlocked state, the hooks 2411 correspond to the axial grooves 81, and the locking tongues 2422 are located in the guide cavities 82; in the state of fig. 3, the locking sleeve 8 rotates anticlockwise, the latch 2422 enters the locking cavity 83 from the guide cavity 82, the latch 2422 is attached to the end plate at one end adjacent to the locking cavity and the guide cavity, and the end part of the latch 2422 is opposite to the operation hole 84; the clasp 2411 is staggered with the axial groove 81 and is in a locking state; when unlocking is needed, a needle-shaped rod or a screwdriver penetrates through the operation hole 84 to drive the clamping tongue 2422, then the locking sleeve 8 is rotated clockwise to unlock, and then the plug 1 and the socket 2 are separated. In the unlocked state, the locking sleeve 8 is sleeved on the insertion sleeve portion 24 and can be inserted.
As a further improvement of the method: the inserting sleeve part 24 is provided with a guide groove 243, and the through hole 241 and the arc hole 242 are arranged on the bottom plate of the guide groove 243;
the two ends of the locking sleeve 8 are provided with guide sleeves 85,
the lock sleeve 8 is fitted into the guide groove 243, and the guide sleeve 85 is rotatably fitted to the outer circumferential surface of the plug sleeve portion 24.
The method is further improved as the actual method: the head connecting part 32 of the head piece 3 is provided with external threads, the flange plate 33 is provided with a locking plate 34, and the locking plate 34 is provided with a locking hole;
an internal thread is arranged on the body connecting part 51 of the body 5, an accommodating cavity 54 with an upper opening and a rear opening is arranged on the body connecting part 51, an extending hole 541 is arranged on an end plate of the accommodating cavity 54, a guide rail 542 is arranged on a side wall plate, and a positioning bulge 543 is arranged on a bottom plate;
the diameter of the body connecting part 51 is larger than that of the wire cavity part 52, and the end surface of the rear part of the body connecting part 51 is an inclined surface;
the locking piece 9 comprises a seat body 91, a bolt 92 arranged at the front end of the seat body and an inclined stop plate 93 arranged at the rear end of the seat body, guide rail grooves 911 are arranged at two ends of the seat body 91, and a positioning groove 912 is arranged on the lower surface of the seat body 91;
the external thread of the head connecting part 32 is screwed with the internal thread of the body connecting part 51, the seat body 91 is embedded into the accommodating cavity 54, the latch bolt 92 extends out through the extending hole 541, the latch bolt 92 is inserted into the locking hole of the locking plate 34, the positioning protrusion 543 is embedded with the positioning groove 912, the guide rail 542 is matched with the guide rail groove 911, the inclined stop plate 93 is attached to the inclined surface of the body connecting part 51, and the locking state is shown in fig. 1, 4 and 5;
the line cavity part 52 of the body part 5 is provided with a limiting block 521, and the limiting block is opposite to the rear opening of the accommodating cavity; the inclined stop plate of the locking piece is matched with the limit block to stop;
in the locked state shown in fig. 1, the screwdriver is inserted into the gap between the locking member 9 and the receiving cavity 54 to drive the locking member 9 to move rightward, as indicated by the solid arrow in fig. 1; the lock tongue 92 is separated from the locking hole of the locking plate 34, and the inclined stop plate 93 is matched with the limit block 521 for stopping.
What has been described above is merely a preferred embodiment of the present invention. It should be noted that, for a person skilled in the art, several modifications and variations can be made without departing from the novel principle, which is also considered as the protective scope of the present embodiment.
Claims (4)
1. An electric connector comprises a plug and a socket, wherein the plug comprises a head piece, a pin sleeve assembly arranged in the head piece, a body piece, a wire clamp rubber sleeve and a tail nut, the head piece comprises an inserting part, a head connecting part and a flange plate arranged at the intersection of the inserting part and the head connecting part, the body piece comprises the body connecting part, a wire cavity part in the middle, an external thread arranged in the wire cavity part and a tail furling part, the head connecting part of the head piece is connected with the body connecting part, the wire clamp rubber sleeve is arranged in the furling part, and the tail nut is screwed with the external thread; the socket comprises a seat body part, a contact pin assembly, a flange part and a plug-in sleeve part, wherein the plug-in sleeve part is detachably matched with the plug-in part of the head piece; the method is characterized in that: the socket is characterized in that the inserting sleeve part of the socket is provided with at least two through holes along the axial direction and an arc-shaped hole located between two adjacent through holes along the circumferential direction, a clasp is arranged in each through hole, an arc-shaped plate is arranged in each arc-shaped hole, and a clamping tongue is arranged at the suspended end of each arc-shaped plate;
the adjacent end of the insertion part of the head piece and the flange plate is provided with an annular groove, and the insertion part is provided with a clearance groove;
the locking device is characterized by also comprising a locking sleeve, wherein the locking sleeve is provided with at least two axial grooves with one ends opened, a circular arc-shaped guide cavity and a locking cavity, and an operation hole is formed in the position, adjacent to the guide cavity, of the locking cavity;
the locking sleeve is sleeved on the inserting sleeve part, the inserting part of the head is inserted into the inserting sleeve part by hand, and the clasp is buckled with the annular groove; the circular arc plate is opposite to the clearance groove on the inserting part of the head piece; in an unlocking state, the clasp corresponds to the axial groove, and the clamping tongue is positioned in the guide cavity; in the locking state, the clamping tongue is attached to the end plate at one end of the locking cavity adjacent to the guide cavity, and the end part of the clamping tongue is opposite to the operation hole; the hooks are offset from the axial grooves.
2. An electrical connector as defined in claim 1, wherein: the inserting sleeve part is provided with a guide groove, and the through hole and the arc-shaped hole are formed in a bottom plate of the guide groove;
two ends of the locking sleeve are provided with guide sleeves,
the locking sleeve is embedded with the guide groove, and the guide sleeve is rotationally matched with the outer circumferential surface of the inserting sleeve part.
3. An electrical connector as claimed in claim 1 or 2, wherein: the head connecting part of the head piece is provided with external threads, the flange plate is provided with a locking plate, and the locking plate is provided with a locking hole;
the body connecting part of the body piece is provided with internal threads, the body connecting part is provided with an accommodating cavity with an upper opening and a rear opening, an end plate of the accommodating cavity is provided with an extending hole, a side wall plate is provided with a guide rail, and a bottom plate is provided with a positioning bulge;
the diameter of the body connecting part is larger than that of the wire cavity part, and the end surface of the rear part of the body connecting part is an inclined surface;
the locking piece comprises a seat body, a spring bolt arranged at the front end of the seat body and an inclined stop plate arranged at the rear end of the seat body, wherein guide rail grooves are formed in two ends of the seat body, and a positioning groove is formed in the lower surface of the seat body;
the external thread of the head connecting part is screwed with the internal thread of the body connecting part, the seat body is embedded into the accommodating cavity, the spring bolt passes through the extending hole, the spring bolt is inserted into the locking hole, the positioning bulge is embedded with the positioning groove, and the guide rail is matched with the guide rail groove; the inclined stop plate is attached to the inclined surface of the body connecting part.
4. An electrical connector as defined in claim 3, wherein: the line cavity part of the body part is provided with a limiting block, and the limiting block is opposite to the rear opening of the accommodating cavity; the inclined stop plate of the locking piece is matched with the limiting block to stop.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920582962.0U CN209963397U (en) | 2019-04-25 | 2019-04-25 | Electric connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920582962.0U CN209963397U (en) | 2019-04-25 | 2019-04-25 | Electric connector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209963397U true CN209963397U (en) | 2020-01-17 |
Family
ID=69243631
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920582962.0U Active CN209963397U (en) | 2019-04-25 | 2019-04-25 | Electric connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209963397U (en) |
-
2019
- 2019-04-25 CN CN201920582962.0U patent/CN209963397U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |