CN212783908U

CN212783908U - Electric connector with clamping hook

Info

Publication number: CN212783908U
Application number: CN202021760099.2U
Authority: CN
Inventors: 程正云
Original assignee: Shenzhen Zhengheng Precision Technology Co ltd
Current assignee: Shenzhen Zhengheng Precision Technology Co ltd
Priority date: 2020-08-19
Filing date: 2020-08-19
Publication date: 2021-03-23
Anticipated expiration: 2030-08-19

Abstract

The utility model discloses an electric connector with trip, including insulator, metal casing and two trips, the metal casing cover is established insulator is last, two the mutual symmetry of trip sets up, the one end of trip stretches into among the insulator, the other end is provided with the joint convex part, be provided with the joint hole on metal casing's the lateral wall, one side in joint hole is provided with the backstop board, the backstop board is inwards sunken to form the backstop protruding, through the backstop is protruding right the joint convex part carries on spacingly, stops the trip is to breaking away from insulator's direction removes, and easy operation is convenient for assemble the trip.

Description

Electric connector with clamping hook

Technical Field

The utility model relates to an electric connector technical field especially relates to an electric connector with trip.

Background

With the rapid development of society, various electric appliances and terminal devices are rapidly popularized, and when the electric appliances or some terminal devices are used, a power supply is generally connected through an electric connector, or a female connector is connected through the electric connector. The last trip that generally can set up of current electric connector for carry out the joint to female end connector, and be used for connecting ground return circuit, be in as the trip when electric connector's relevant position is fixed, the radium-shine welding equipment of accessible welds trip and metal casing, fixes the trip, and this kind of fixed mode needs the corresponding welding equipment of cooperation, and the operation is complicated and need higher processing requirement, is difficult to assemble.

SUMMERY OF THE UTILITY MODEL

In view of this, the utility model discloses an electric connector with trip can fix the trip, easy operation, easy equipment.

The utility model discloses an electric connector with trip, including insulator and metal casing, the metal casing cover is established insulator is last, still includes the trip that two mutual symmetries set up, the one end of trip stretches into among the insulator, the other end is provided with the joint convex part, be provided with the joint hole on metal casing's the lateral wall, one side in joint hole is provided with the backstop board, the backstop board is inwards sunken to form the backstop protruding, the backstop is protruding to be passed through the joint convex part stops the trip removes insulator's direction.

Furthermore, the trip includes first connecting portion and second connecting portion, first connecting portion stretch into through the spread groove among the insulator, the second connecting portion with the one end of first connecting portion is connected and is used for preventing first connecting portion continues to stretch into in the spread groove, the joint convex part is located on the second connecting portion.

Furthermore, one end, away from the second connecting portion, of the first connecting portion is bent inwards to form a clamping protrusion, a clamping through hole corresponding to the clamping protrusion is formed in the insulating body, and the clamping protrusion extends into the insulating body through the clamping through hole.

Furthermore, a clamping bulge is arranged on the side edge of the first connecting part and abuts against the side wall of the connecting groove, and friction force between the first connecting part and the connecting groove is increased.

Further, still be provided with the EMC shell fragment on the insulator, be provided with a plurality of elastic arm on the EMC shell fragment, be provided with the contact site on the elastic arm, be provided with the fixed slot in the mounting groove, be provided with the contact hole on the bottom surface of fixed slot, the elastic arm sets up in the fixed slot, and the contact site passes contact hole and female end connector contact.

Further, be provided with first locating plate on the EMC shell fragment, be provided with in the mounting groove with first locating plate matched with first locating groove, the elastic arm is kept away from the one end of contact part with first locating plate fixed connection.

Furthermore, be provided with a plurality of location arm on the first locating plate, a plurality of location arm and a plurality of the spring arm is crisscross to be distributed, the location arm is attached on the bottom surface of mounting groove, be provided with the second constant head tank on the location arm, be provided with on the insulator with second constant head tank complex second location is protruding.

Furthermore, a contact is arranged on the positioning arm and is in contact with the inner wall of the metal shell.

The technical scheme of the utility model, compared with the prior art, beneficial effect is:

will the one end of trip stretches into in the electrical insulation body, make the joint convex part stretch into in the joint hole, then right the backstop board is bent and is formed the backstop arch, through the backstop is protruding right the joint convex part carries on spacingly, stops the trip removes to the direction that breaks away from insulation body, easy operation is convenient for assemble the trip.

Drawings

Fig. 1 is an exploded view of an electrical connector;

FIG. 2 is a schematic structural diagram of the electrical connector;

FIG. 3 is a schematic view of a hook;

FIG. 4 is a cross-sectional view of the electrical connector;

FIG. 5 is a schematic structural view of the insulating body;

FIG. 6 is a schematic structural diagram of an EMC spring;

description of the figures

100. An electrical connector; 10. an insulating body; 11. connecting grooves; 12. clamping the through hole; 13. mounting grooves; 14. a first positioning groove; 15. a card slot; 16. fixing grooves; 17. a contact hole; 18. a limiting groove; 19. a second positioning projection; 20. a metal housing; 21. a clamping hole; 22. a stopper plate; 23. a stop projection; 30. a hook is clamped; 31. a first connection portion; 32. a second connecting portion; 33. clamping the convex part; 34. clamping the protrusion; 35. clamping the bulge; 40. an EMC spring sheet; 41. a first positioning plate; 42. clamping a plate; 421. clamping the bulges; 43. a resilient arm; 44. a contact portion; 45. a limiting convex plate; 46. a positioning arm; 47. a second positioning groove; 48. and (4) a contact.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it should be noted that when one component is considered to be "connected" to another component, it may be directly connected to the other component or intervening components may exist. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. It should also be noted that, unless expressly stated or limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly and can include, for example, fixed connections, removable connections, or integral connections; either mechanically or electrically, and may be internal to both elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention.

It should be further noted that in the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, which is only for the convenience of describing the present invention and simplifying the description, but does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

As shown in fig. 1, the utility model discloses an electric connector 100 with trip, including insulator 10, metal casing 20 and two trip 30, metal casing 20 cover is established on insulator 10, two trip 30 symmetry each other sets up, the one end of trip 30 stretches into in the insulator 10 for carry out the chucking to female end connector, the other end with metal casing 20 connects to with connect the electric circuit and be connected.

The trip 30 includes first connecting portion 31 and second connecting portion 32, first connecting portion 31 with second connecting portion 32 integrated into one piece, the one end of first connecting portion 31 is passed through spread groove 11 and is stretched into in the insulator 10 with insulator 10 connects, and the other end is connected second connecting portion 32, second connecting portion 32 is located one side of spread groove 11 works as first connecting portion 31 stretches into after predetermineeing length in the spread groove 11, second connecting portion 32 supports and holds the lateral wall of the opening part of spread groove 11 prevents first connecting portion 31 continues to stretch into in the spread groove 11.

With continued reference to fig. 2 and fig. 3, the hook 30 is provided with a locking protrusion 33, and the locking protrusion 33 is formed by bending one plate on the second connecting portion 32 outwards. Be provided with joint hole 21 on metal casing 20's the lateral wall, work as first connecting portion 31 stretches into after presetting apart from length in the spread groove 11, second connecting portion 32 prevents first connecting portion 31 continues to stretch into in the spread groove 11, simultaneously joint convex part 33 stretches into in the joint hole 21, one side of joint hole 21 is provided with backstop plate 22, backstop plate 22 is located joint convex part 33 is kept away from one side of first connecting portion 31, backstop plate 22 is inwards sunken to form backstop arch 23, backstop arch 23 is right joint convex part 33 is spacing, through joint convex part 33 prevents trip 30 is to breaking away from insulator 10's direction removes, and then will trip 30 fixes on insulator 10, compare with the welding, easy operation, the installation of being convenient for.

One end, away from the second connecting portion 32, of the first connecting portion 31 is bent inwards to form a clamping protrusion 34, a clamping through hole 12 corresponding to the clamping protrusion 34 is formed in the insulating body 10, the clamping protrusion 34 extends into the insulating body 10 through the clamping through hole 12, and when the electric connector is connected with the female connector, the clamping protrusion 34 clamps the female connector.

A clamping protrusion 35 is arranged on the side edge of the first connecting portion 31, the clamping protrusion 35 abuts against the side wall of the connecting groove 11, and the friction force between the first connecting portion 31 and the connecting groove 11 is increased, so that the first connecting portion 31 is firmly connected in the connecting groove 11.

As shown in fig. 4 to 6, two EMC spring pieces 40 are further disposed on the insulating body 10, and the two EMC spring pieces 40 are respectively disposed on the insulating body 10 symmetrically to each other. The EMC elastic sheet 40 is fixed through mounting groove 13 the tip position of insulator 10, works as when insulator 10 is pegged graft with female end connector, two EMC elastic sheet 40 respectively with the upper surface and the lower surface contact of female end connector. Be provided with first locating plate 41 on the EMC shell fragment 40, be provided with in the mounting groove 13 with the corresponding first locating groove 14 of first locating plate 41, first locating plate 41 stretches into in the first locating groove 14, will EMC shell fragment 40 is fixed on the insulator 10.

The two ends of the EMC elastic sheet 40 are respectively provided with a clamping plate 42, the two ends of the mounting groove 13 are respectively provided with a clamping groove 15, the clamping plates 42 extend into the clamping grooves 15 and are fixed through the clamping grooves 15, and then the two ends of the EMC elastic sheet 40 are fixed on the insulating body 10. Clamping protrusions 421 are respectively arranged on two side edges of the clamping plate 42, and when the clamping plate 42 extends into the clamping groove 15, the clamping protrusions 421 tightly abut against two side walls of the clamping groove 15 to prevent the clamping plate 42 from falling off from the clamping groove 15.

Be provided with a plurality of elastic arm 43 on the EMC shell fragment 40, a plurality of elastic arm 43 all is located the same one side of first locating plate 41, elastic arm 43 with first locating plate 41 integrated into one piece, elastic arm 43's first end with first locating plate 41 fixed connection, elastic arm 43's second end is provided with contact site 44, contact site 44 by elastic arm 43's second end is bent and is formed. Be provided with fixed slot 16 in the mounting groove 13, be provided with contact hole 17 in the fixed slot 16, contact hole 17 runs through the bottom surface of fixed slot 16, elastic arm 43 is located in the fixed slot 16, and make contact portion 44 pass contact hole 17, when insulator 10 is pegged graft with female end connector, two elastic arm 43 on the EMC shell fragment 40 is respectively through contact portion 44 is to female end connector's upper surface and lower surface contact, and the electricity is connected. Elastic arm 43 all is located in the fixed slot 16, can increase elastic arm 43 with distance between the metal casing 20 is worked as insulator 10 with when female end connector is pegged graft, female end connector accessible contact site 44 is right elastic arm 43 applys an outside power, makes the outside perk of second end of elastic arm 43, increase distance between elastic arm 43 and the metal casing 20 can be avoided elastic arm 43 strikes the inner wall of metal casing 20 prevents EMC shell fragment 40 receives the damage.

Further, the elastic arm 43 and a certain angle is formed between the first positioning plate 41, the angle is smaller than 90 degrees, and when the female end connector passes through the contact portion 44, the elastic arm 43 applies an outward force, so that the second end of the elastic arm 43 tilts up, the second end of the elastic arm 43 can be prevented from impacting the inner wall of the metal shell 20, and the EMC elastic piece 40 is prevented from being damaged.

The elastic arm 43 is provided with a limiting convex plate 45, the fixed groove 16 is internally provided with a limiting groove 18 matched with the limiting convex plate 45, when the elastic arm 43 is positioned in the fixed groove 16, the limiting convex plate 45 is positioned in the limiting groove 18, and the limiting groove 18 limits the elastic arm 43 through the limiting convex plate 45 to prevent the elastic arm 43 from shaking.

Be provided with a plurality of location arm 46 on the first locating plate 41, location arm 46 with elastic arm 43 all is located the same one side of first locating plate 41, location arm 46 with first locating plate 41 integrated into one piece, the one end of location arm 46 with first locating plate 41 fixed connection. A plurality of location arm 46 and a plurality of the elastic arm 43 distributes in the crisscross way, location arm 46 is attached on the bottom surface of mounting groove 13, be provided with second constant head tank 47 on the location arm 46, be provided with on insulator 10 with second constant head tank 47 matched with second location is protruding 19, second location is protruding 19 to stretch into in the second constant head tank 47 right location arm 46 is fixed a position, can prevent EMC shell fragment 40 is in rock in the mounting groove 13.

The positioning arm 46 is provided with a contact 48, the EMC elastic sheet 40 is in contact with the metal shell 20 through the contact 48, and the metal shell 20 is in contact with the hook 30 and is connected with a corresponding ground circuit through the hook 30.

The present invention can be designed in various embodiments and modifications without departing from the spirit and scope of the present invention in its broadest sense, and the above-described embodiments are intended to illustrate the present invention, but not to limit the scope of the present invention.

Claims

1. The utility model provides an electric connector with trip, includes insulator and metal casing, the metal casing cover is established on the insulator, its characterized in that still includes the trip that two mutual symmetries set up, the one end of trip stretches into in the insulator, the other end is provided with the joint convex part, be provided with the joint hole on the lateral wall of metal casing, one side in joint hole is provided with the backstop board, the backstop board is inwards sunken to form the backstop protruding, the backstop is protruding to be passed through the joint convex part stops the trip removes to the direction that breaks away from insulator.

2. The electrical connector of claim 1, wherein the hook comprises a first connecting portion and a second connecting portion, the first connecting portion extends into the insulating body through a connecting groove, the second connecting portion is connected to one end of the first connecting portion for preventing the first connecting portion from extending into the connecting groove, and the convex portion is located on the second connecting portion.

3. The electrical connector with a hook of claim 2, wherein an end of the first connecting portion away from the second connecting portion is bent inward to form a clamping protrusion, the insulating body is provided with a clamping through hole corresponding to the clamping protrusion, and the clamping protrusion extends into the insulating body through the clamping through hole.

4. The electrical connector with a hook of claim 2, wherein a clamping protrusion is disposed on a side of the first connecting portion, and the clamping protrusion abuts against a side wall of the connecting groove to increase a friction force between the first connecting portion and the connecting groove.

5. The electrical connector with a hook of claim 1, wherein the insulating body is further provided with an EMC spring, the EMC spring is provided with a plurality of elastic arms, the elastic arms are provided with contact portions, the mounting grooves are provided with fixing grooves, the bottom surfaces of the fixing grooves are provided with contact holes, the elastic arms are disposed in the fixing grooves, and the contact portions pass through the contact holes to contact with the female connector.

6. The electrical connector with a hook of claim 5, wherein the EMC spring has a first positioning plate thereon, the mounting groove has a first positioning groove therein, the first positioning groove is engaged with the first positioning plate, and an end of the elastic arm away from the contact portion is fixedly connected to the first positioning plate.

7. The electrical connector with a hook of claim 6, wherein the first positioning plate is provided with a plurality of positioning arms, the plurality of positioning arms and the plurality of elastic arms are distributed in a staggered manner, the positioning arms are attached to the bottom surface of the mounting groove, the positioning arms are provided with second positioning grooves, and the insulating body is provided with second positioning protrusions matched with the second positioning grooves.

8. The electrical connector with hook of claim 7, wherein the positioning arm is provided with a contact, and the contact is contacted with the inner wall of the metal shell.