CN211377081U

CN211377081U - Connector with multiple fool-proof structure

Info

Publication number: CN211377081U
Application number: CN201922343409.4U
Authority: CN
Inventors: 林顺华; 郑亮亮; 袁延显
Original assignee: Shenzhen Linko Electric Co ltd
Current assignee: Shenzhen Linko Electric Co ltd
Priority date: 2019-12-23
Filing date: 2019-12-23
Publication date: 2020-08-28
Anticipated expiration: 2029-12-23

Abstract

The utility model discloses a connector with multiple fool-proof structure, including connector shell and connector inner core, the inside chamber that holds that is equipped with of connector shell, the connector inner core inserts and holds the intracavity, the connector inner core is provided with first fool-proof structure, the tip edge of connector shell is provided with the second and prevents the fool-proof structure. The utility model discloses in, prevent setting up of slow-witted structure through first prevent slow-witted structure and second, make this connector have multiple slow-witted structure of preventing, prevent slow-witted effectual, prevent setting up of slow-witted structure through the second of the tip edge of connector shell, make this connector can follow the outside and directly see the second and prevent slow-witted structure, as long as correspond the installation with the position of first prevent slow-witted structure and second prevent slow-witted structure, just can prevent through the second in the outside that slow-witted structure knows the position of first prevent slow-witted structure, conveniently correspond and peg graft, excellent in use effect.

Description

Connector with multiple fool-proof structure

Technical Field

The utility model belongs to the technical field of electronic accessories, in particular to connector with multiple fool-proof structure.

Background

Connectors, also known as connectors, plugs and sockets. Generally referred to as an electrical connector. I.e., a device that connects two active devices, carrying a current or signal. A connector is a component that is frequently contacted by an electrical engineering technician. Its effect is very simple: a bridge for communication is erected between the blocked part or isolated and non-communicated circuits in the circuit, so that current flows, and the circuit achieves the preset function.

In order to directly and unmistakably complete correct connector connection and completely prevent wrong connection, the conventional connector is generally provided with a fool-proof structure, if the connectors are mistakenly paired or the directions of the connectors are not aligned, because the existence of the fool-proof structure makes the male connector and the female connector not be matched and connected, a user can judge wiring errors in perception.

However, the fool-proof structure of the existing connector is only one, which not only has poor fool-proof effect, but also is difficult to be correspondingly inserted and inconvenient to use because some connector plugs cannot see the fool-proof structure when being inserted into the socket.

As in the patent application with the utility model application number CN201720498868.8, a 2pin flat electrical connector is disclosed, which comprises a male connector and a female connector, wherein the female connector comprises a soft shell and a female end cable, a female end terminal is arranged in the soft shell, and a fool-proof mechanism is arranged outside the female end terminal; the male connector comprises a rigid plug-in unit and a male end cable, a male end terminal is arranged in the rigid plug-in unit, the male end terminal is inserted into the female end terminal, the rigid plug-in unit is inserted into the soft shell, and negative pressure is formed inside the rigid plug-in unit; and a clamping block corresponding to the fool-proof mechanism is arranged in the male terminal.

The fool-proof structure of the electric connector is simple in arrangement and poor in fool-proof effect, and when the male connector is inserted into the female connector, the fool-proof mechanism cannot be seen from the outer side, so that the electric connector is difficult to correspondingly insert and is inconvenient to use.

Disclosure of Invention

In order to solve the above problem, an object of the present invention is to provide a connector with multiple fool-proof structure, which has multiple fool-proof structure, and is good in fool-proof effect, and the second fool-proof structure can be directly seen from the outside, and is convenient to be inserted and connected, and has good use effect.

In order to achieve the above object, the technical solution of the present invention is as follows.

The utility model provides a connector with multiple fool-proof structure, including connector shell and connector inner core, the inside chamber that holds that is equipped with of connector shell, the connector inner core inserts and holds the intracavity, the connector inner core is provided with first fool-proof structure, the connector shell is provided with the second and prevents the fool-proof structure. The utility model discloses in, through the first setting of preventing slow-witted structure and the slow-witted structure of second of preventing, make this connector have multiple slow-witted structure of preventing, prevent slow-witted effectual, prevent the setting of slow-witted structure through the second of connector shell setting, make this connector can follow the outside and directly see the second and prevent slow-witted structure, as long as correspond the installation with the first position of preventing slow-witted structure and second and prevent slow-witted structure, just can prevent through the second in the outside that slow-witted structure knows the position of first slow-witted structure, conveniently correspond and peg graft, excellent in use effect.

Further, the second fool-proof structure is arranged at the edge of the end part of the connector shell, and the first fool-proof structure and the second fool-proof structure are correspondingly arranged. The utility model discloses in, prevent slow-witted structure with the second set up in the tip edge of connector shell can more conveniently see the second from the connector outside and prevent slow-witted structure, through preventing first slow-witted structure and second and prevent the position of slow-witted structure and correspond the installation, just can prevent through the second in the outside that slow-witted structure knows the position of first slow-witted structure, conveniently corresponds and pegs graft, excellent in use effect.

Further, the connector inner core is internally provided with a zero line, a live wire and a ground wire, the structures of the zero line and the live wire are the same, and the first fool-proof structure is a special-shaped structure which is different from the shapes of the zero line and the live wire in the shape of the ground wire. The utility model discloses in, through setting the ground wire to the dysmorphism structure different with zero line, live wire shape, can realize better preventing slow-witted effect.

Furthermore, the cross sections of the zero line and the live wire are circular or square, and the cross section of the ground wire, namely the cross section of the first fool-proofing structure, is rhombic, elliptical, conical or irregular. In the utility model, through the arrangement, better fool-proof effect can be realized; the structure of this first fool-proof structure sets up simply, when can making this connector realize fine fool-proof effect, reduces processing cost.

Further, the second fool-proof structure is a notch formed at the edge of the end portion of the connector housing. The utility model discloses in, can conveniently follow the outside through the setting of breach and observe, this structure sets up simply moreover, when can making this connector realize fine fool-proof effect, reduces the processing cost.

Further, the edge of the end part of the connector shell is also provided with a circle of convex edge, and the notch is arranged on the position, opposite to the ground wire of the connector inner core, on the convex edge. The utility model discloses in, can make things convenient for more to observe from the outside through setting up of chimb the breach makes things convenient for the grafting of connector.

Further, the length of the cross section of the notch is matched with the length of the cross section of the ground wire. The utility model discloses in, can realize better preventing slow-witted effect through the aforesaid setting.

Further, the connector shell is including casing, afterbody and nut, be equipped with in the casing hold the chamber, the breach set up in the tip edge of casing, the connector inner core still overlaps outward and is equipped with interior tooth, and the connector inner core that the cover was equipped with interior tooth inserts the intracavity that holds of casing from the one end of casing, the intracavity that holds of casing is inserted from the other end of casing to the one end of afterbody, the nut is fixed in the other end of afterbody. The utility model discloses in, through above-mentioned setting, can make this connector structure more stable.

Further, still be provided with the clamp coil between nut and the casing, interior tooth still overlaps outward and is equipped with waterproof circle, shells inner wall is provided with the latch with interior tooth outer wall looks adaptation, interior tooth outer wall still overlaps and is equipped with the jump ring, and when interior tooth inserts inside the casing, makes the jump ring card is gone into realize the locking in the latch. The utility model discloses in, through the aforesaid setting, can make the cover be equipped with the convenient installation with the shell of connector inner core of interior tooth, and installation back stable in structure.

Furthermore, the shell is provided with an elastic snap fastener on the side wall of the shell along the length direction of the shell corresponding to the position of the notch. The utility model discloses in, when setting up through elastic snap-fastener can correspond the position of breach, make things convenient for the installation of connector inner core.

The utility model has the advantages that: compared with the prior art, the utility model discloses in, through the setting of first fool-proof structure and second fool-proof structure, make this connector have multiple fool-proof structure, prevent slow-proofing effectual, prevent the setting of fool-proof structure through the second of the tip edge of connector shell, make this connector can follow the outside and directly see the second and prevent the fool-proof structure, as long as correspond the installation with the first fool-proof structure with the position of second fool-proof structure, just can prevent through the second in the outside that the fool-proof structure knows the position of first fool-proof structure, conveniently correspond and peg graft, excellent in use effect.

Drawings

Fig. 1 is a front view of a connector with multiple fool-proof structures implemented by the present invention.

Fig. 2 is a front view of a connector inner core of a connector having multiple fool-proof structures as embodied by the present invention.

Fig. 3 is a schematic structural diagram of a connector with multiple fool-proof structures implemented by the present invention.

Fig. 4 is a schematic diagram of the internal structure of the connector with multiple fool-proof structures implemented by the present invention.

Fig. 5 is an exploded view of a connector with multiple fool-proof structures implemented by the present invention.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

Referring to fig. 1-5, the utility model provides a connector with multiple fool-proof structure, including connector shell 1 and connector inner core 2, inside being equipped with of connector shell 1 holds the chamber 10, and in connector inner core 2 inserted and holds the chamber 10, connector inner core 2 was provided with first fool-proof structure 20, and connector shell 1 was provided with second fool-proof structure 30. The utility model discloses in, through the setting of first fool-proof structure 20 and second fool-proof structure 30, make this connector have multiple fool-proof structure, prevent slow-proofing effectual, prevent through the second of connector housing 1 setting fool-proof structure 30's setting, make this connector can directly see second fool-proof structure 30 from the outside, as long as correspond the installation with first fool-proof structure 20 and second fool-proof structure 30's position, just can prevent through the second in the outside that fool-proof structure 30 knows first fool-proof structure 20's position, conveniently correspond and peg graft, excellent in use effect.

The second fool-proof structure 30 is disposed at the edge of the end of the connector housing 1, and the first fool-proof structure 20 and the second fool-proof structure 30 are disposed in a corresponding manner. The utility model discloses in, prevent slow-witted structure 30 with the second and set up in the tip edge of connector housing 1, can more conveniently see the second from the connector outside and prevent slow-witted structure 30, through corresponding the installation with the position of first prevent slow-witted structure 20 and second prevent slow-witted structure 30, just can know the position of first prevent slow-witted structure 20 through the second prevent slow-witted structure 30 in the outside, conveniently correspond and peg graft, excellent in use effect.

Wherein, the inside zero line 21, live wire 22 and the ground wire of being provided with of connector inner core 2, zero line 21 is the same with the structure of live wire 22, and first fool-proof structure 20 sets up the shape of ground wire for the dysmorphism structure different with zero line 21, live wire 22 shape. The utility model discloses in, through setting the ground wire to the dysmorphism structure different with zero line 21, live wire 22 shape, can realize better preventing slow-witted effect.

The cross-sectional shapes of the zero line 21 and the live line 22 are circular or square, and the cross-sectional shape of the ground line, i.e., the cross-sectional shape of the first fool-proofing structure 20, is diamond-shaped, oval, conical or irregular. In the utility model, through the arrangement, better fool-proof effect can be realized; this first fool-proof structure 20's structure sets up simply, when can making this connector realize fine fool-proof effect, reduces the processing cost.

Wherein, the second fool-proof structure 30 is a notch opened at the end edge of the connector housing 1. The utility model discloses in, can conveniently follow the outside through the setting of breach and observe, this structure sets up simply moreover, when can making this connector realize fine fool-proof effect, reduces the processing cost.

Wherein, the edge of the end of the connector housing 1 is further provided with a circle of convex edge 40, and the notch is arranged on the convex edge 40 at a position opposite to the ground wire of the connector inner core 2. The utility model discloses in, can make things convenient for more to observe the breach from the outside through setting up of chimb 40, make things convenient for the grafting of connector.

Wherein the length of the cross section of the notch is matched with the length of the cross section of the ground wire. The utility model discloses in, can realize better preventing slow-witted effect through the aforesaid setting.

Wherein, connector shell 1 is equipped with including casing 11, afterbody 12 and nut 13 in the casing 11 and holds chamber 10, and the breach sets up in the tip edge of casing 11, and connector inner core 2 still overlaps outward and is equipped with interior tooth 3, and the connector inner core 2 that is equipped with interior tooth 3 inserts the chamber 10 that holds of casing 11 from the one end of casing 11 in the cover, and the one end of afterbody 12 is inserted the chamber 10 that holds of casing 11 from the other end of casing 11 in, and nut 13 is fixed in the other end of afterbody 12. The utility model discloses in, through above-mentioned setting, can make this connector structure more stable.

Wherein, still be provided with between nut 13 and the casing 11 and press from both sides coil 4, interior tooth 3 still overlaps outward and is equipped with waterproof circle 5, and the casing 11 inner wall is provided with the latch 111 with 3 outer wall looks adaptations of interior tooth, and 3 outer walls of interior tooth still overlap and are equipped with jump ring 6, and when interior tooth 3 inserted casing 11 inside, make jump ring 6 block realize the locking in the latch 111. The utility model discloses in, through the aforesaid setting, can make the cover be equipped with the convenient installation with the shell of connector inner core 2 of interior tooth 3, and the installation back stable in structure.

The housing 11 is provided with an elastic snap fastener 7 on a side wall of the housing 11 along a longitudinal direction of the housing 11 at a position corresponding to the notch. The utility model discloses in, when setting up through elastic snap fastener 7 can correspond the position of breach, make things convenient for the installation of connector inner core 2, elastic snap fastener 7 realizes locking through the position mounting means of detaining of current bolt 8, spring 9.

The above description is only exemplary of the present invention and should not be construed as limiting the present invention, and any modifications, equivalents and improvements made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. The utility model provides a connector with multiple fool-proof structure, its characterized in that is including connector shell and connector inner core, the inside chamber that holds that is equipped with of connector shell, the connector inner core inserts and holds the intracavity, the connector inner core is provided with first fool-proof structure, the connector shell is provided with the second and prevents the fool-proof structure.

2. The connector with multiple fool-proof structures as claimed in claim 1, wherein the second fool-proof structure is disposed at the edge of the end of the connector housing, and the first fool-proof structure and the second fool-proof structure are disposed correspondingly.

3. The connector with multiple fool-proof structures according to claim 2, characterized in that the connector inner core is internally provided with a zero line, a live line and a ground line, the zero line and the live line have the same structure, and the first fool-proof structure is a special-shaped structure that the shape of the ground line is different from the shapes of the zero line and the live line.

4. The connector with multiple fool-proof structures of claim 3, wherein the cross-sectional shapes of the neutral and live wires are circular or square, and the cross-sectional shape of the ground wire, i.e., the first fool-proof structure, is diamond, oval or conical.

5. The connector with multiple fool-proofing structures according to claim 3, wherein the second fool-proofing structure is a notch opened at an end edge of the connector housing.

6. The connector with multiple fool-proofing structures according to claim 5, wherein a circle of convex edge is further disposed at the edge of the end portion of the connector housing, and the notch is disposed on the convex edge at a position opposite to the ground wire of the connector inner core.

7. The connector with multiple fool-proofing structures according to claim 5, wherein the length of the cross section of the notch is adapted to the length of the cross section of the ground wire.

8. The connector with multiple fool-proof structures according to claim 5, wherein the connector housing comprises a housing, a tail and a nut, the housing is internally provided with the accommodating cavity, the notch is arranged at the edge of the end of the housing, the connector inner core is further sleeved with inner teeth, the connector inner core sleeved with the inner teeth is inserted into the accommodating cavity of the housing from one end of the housing, one end of the tail is inserted into the accommodating cavity of the housing from the other end of the housing, and the nut is fixed at the other end of the tail.

9. The connector with multiple fool-proof structures according to claim 8, characterized in that a clamping coil is further arranged between the nut and the shell, a waterproof ring is further sleeved outside the inner teeth, a latch matched with the outer wall of the inner teeth is arranged on the inner wall of the shell, a snap spring is further sleeved on the outer wall of the inner teeth, and when the inner teeth are inserted into the shell, the snap spring is clamped into the latch to achieve locking.

10. The connector with multiple fool-proofing structures according to claim 8, wherein the housing is provided with elastic snap fasteners on the side wall of the housing along the length direction of the housing corresponding to the notch position.