CN216362187U

CN216362187U - Plug connector

Info

Publication number: CN216362187U
Application number: CN202122506275.0U
Authority: CN
Inventors: 宋涛; 朱尚峰
Original assignee: Dongguan Luxshare Technology Co Ltd
Current assignee: Dongguan Luxshare Technology Co Ltd
Priority date: 2021-10-18
Filing date: 2021-10-18
Publication date: 2022-04-22
Anticipated expiration: 2031-10-18

Abstract

A plug connector comprises a body, a plurality of conductive terminals, a latch arm and a pull belt. The body includes a docking portion including a bottom surface and a top surface opposite the bottom surface. The conductive terminals are accommodated in the butt-joint part. The latch arm is cantilevered. The latch arm includes a front end fixed to the top surface, a distal end opposite the front end, and a latch projection between the front end and the distal end. The locking protrusion is used for locking with the butting connector. The draw tape with the terminal portion links to each other, the hasp arm can take place to warp downwards under the pulling of draw tape with the front end portion is the fulcrum to realize with the unblock of butting connector.

Description

Plug connector

Technical Field

The utility model relates to a plug connector, and belongs to the technical field of cable plugs.

Background

Conventional plug connectors, such as RJ45 cable plug connectors, typically include latching projections for latching with a mating connector. In order to realize the unlocking function, the plug connector further comprises a sliding block connected with the locking protrusion and a spring abutted against the sliding block. When the pull belt is pulled, the sliding block moves backwards under the action of the pull belt and compresses the spring at the same time. At this time, the locking protrusion rotates along a certain pivot, so that the height of the locking protrusion is adjusted to achieve the purpose of unlocking.

However, the unlocking structure of the conventional plug connector is relatively complex, has many parts and has low assembly efficiency.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a plug connector with a simple unlocking structure.

In order to achieve the purpose, the utility model adopts the following technical scheme: a plug connector, comprising:

a body comprising a docking portion comprising a bottom surface and a top surface opposite the bottom surface;

the conductive terminals are accommodated in the butt joint part; and

a latch arm in cantilever form;

the latch arm comprises a front end part fixed on the top surface, a tail end part opposite to the front end part, and a latch bulge positioned between the front end part and the tail end part, wherein the latch bulge is used for latching with a butting connector;

the plug connector further comprises a pull belt connected with the tail end part, and the latch arm can be pulled by the pull belt to deform downwards by taking the front end part as a fulcrum, so that unlocking of the butt connector is achieved.

As a further improved technical solution of the present invention, the front end portion, the distal end portion and the latch protrusion are integrally formed; and/or

The latch arm and the butt-joint part are integrally formed.

As a further improved technical solution of the present invention, the butt joint portion further includes a plurality of terminal receiving grooves which downwardly penetrate through the bottom surface, the conductive terminals are received in the corresponding terminal receiving grooves, the butt joint portion includes a front end surface located between the bottom surface and the top surface, the plurality of terminal receiving grooves forwardly penetrate through the front end surface, and the front end portion projects forward from the front end surface.

As a further improved technical scheme of the utility model, the terminal part comprises an opening and a cross beam positioned at the rear end of the opening, and the front end of the drawstring is at least partially positioned in the opening and tied on the cross beam.

As a further improved technical solution of the present invention, the latch arm includes a first connecting portion connecting the front end portion and the latch protrusion, and a second connecting portion connecting the latch protrusion and the distal end portion, a width of the latch protrusion is the same as a width of the first connecting portion, a width of the second connecting portion is smaller than a width of the latch protrusion, and a width of the distal end portion is larger than a width of the latch protrusion.

As a further improved technical solution of the present invention, the body includes a housing portion that is matched with the abutting portion, the abutting portion protrudes forward out of the housing portion, the housing portion includes a front wall surface, a top wall surface, a first slot that penetrates forward the front wall surface, and a second slot that penetrates upward the top wall surface, the first slot is located at a bottom of the second slot, and the first slot is communicated with the second slot to allow the draw tape to pass through.

As a further improved technical solution of the present invention, the first slot is located at a junction of the top surface and the front wall surface.

As a further improved technical scheme of the utility model, the shell part further comprises an opening which penetrates through the top wall surface upwards and extends backwards, and the pull belt part is accommodated in the opening; the shell part also comprises a first extending lug and a second extending lug which protrude into the opening, and the first extending lug and the second extending lug extend oppositely; the first extending convex block and the second extending convex block are positioned above the pull belt and used for preventing the pull belt from being separated from the opening upwards.

As a further improved technical solution of the present invention, the housing portion includes a front housing and a rear housing, the abutting portion is at least partially accommodated in the front housing, the first slot and the second slot are provided in the front housing, and the front housing and the rear housing are fastened and fixed to each other to form an accommodating space.

As a further improved technical solution of the present invention, the front housing includes a hook extending toward the rear housing, the rear housing includes a bayonet, and the hook is engaged with the bayonet.

As a further improved technical solution of the present invention, the body further includes a fixing portion, the front housing includes a slot, the abutting portion is configured to be assembled into the front housing from the slot, the fixing portion is located in the accommodating space and connected to the abutting portion, and the plurality of conductive terminals are fixed to the fixing portion.

Compared with the prior art, one end of the latch arm is fixed on the body, so that the structural strength of the latch arm is improved; in addition, the pull belt is directly connected with the tail end part, and the latch arm can be pulled by the pull belt to deform downwards by taking the front end part as a fulcrum, so that the latch arm can be unlocked with the butting connector, and the unlocking structure of the plug connector is simplified.

Drawings

Fig. 1 is a perspective view of a plug connector of the present invention in one embodiment.

Fig. 2 is a perspective view of fig. 1 from another angle.

Fig. 3 is a partially exploded perspective view of fig. 1.

Fig. 4 is a top view of fig. 1.

Fig. 5 is a right side view of fig. 1.

Fig. 6 is a partially exploded perspective view of fig. 1.

Fig. 7 is a partial exploded perspective view of fig. 6 at another angle.

Detailed Description

Exemplary embodiments of the present invention will be described in detail below with reference to the accompanying drawings. If several embodiments exist, the features of these embodiments may be combined with each other without conflict. When the description refers to the accompanying drawings, like numbers in different drawings represent the same or similar elements unless otherwise indicated. The statements made in the following exemplary detailed description do not represent all implementations consistent with the present disclosure; rather, they are merely examples of apparatus, products, and/or methods consistent with certain aspects of the utility model, as set forth in the claims below.

The terminology used in the description of the utility model herein is for the purpose of describing particular embodiments only and is not intended to limit the scope of the present invention. As used in the specification and claims of this invention, the singular form of "a", "an", or "the" is intended to include the plural forms as well, unless the context clearly indicates otherwise.

It should be understood that the use of terms such as "first," "second," and the like, in the description and in the claims of the present invention do not denote any order, quantity, or importance, but rather the terms are used to distinguish one element from another. Also, the use of the terms "a" or "an" and the like do not denote a limitation of quantity, but rather denote the presence of at least one. Unless otherwise indicated, the terms "front," "back," "up," "down," and the like in the description of the utility model are used for convenience of description and are not limited to a particular position or spatial orientation. The word "comprise" or "comprises", and the like, is an open-ended expression meaning that an element that precedes "includes" or "comprising" includes "that the element that follows" includes "or" comprises "and its equivalents, that do not preclude the element that precedes" includes "or" comprising "from also including other elements. If the utility model is referred to as "a plurality", it means two or more.

Referring to fig. 1 to 7, in the illustrated embodiment of the present invention, a plug connector 100 is disclosed, which includes a body 1, a plurality of conductive terminals 2 fixed to the body 1, a cable 3 electrically connected to the conductive terminals 2, a latch arm 4 fixed to the body 1, and a pull strap 5 connected to the latch arm 4. In the illustrated embodiment of the present invention, plug connector 100 is an RJ45 cable plug connector. Of course, in other embodiments, the plug connector 100 may be other types of plug connectors.

The body 1 includes a butting portion 11 and a housing portion 12 fitted to the butting portion 11. In the illustrated embodiment of the present invention, the abutting portion 11 is made of an insulating material, and the housing portion 12 is made of an insulating material or a metal material. In an embodiment of the present invention, when the abutting portion 11 and the housing portion 12 are both made of an insulating material, the abutting portion 11 and the housing portion 12 may be integrally formed to improve structural strength. In another embodiment of the present invention, the housing portion 12 is made of a metal material to improve the shielding effect of the plug connector 100. The abutment 11 projects forwardly of the housing 12. The mating portion 11 includes a bottom surface 111, a top surface 112 opposite to the bottom surface 111, a front end surface 113 at a front end, and a plurality of terminal receiving grooves 114 for receiving the conductive terminals 2. The front end surface 113 is located between the bottom surface 111 and the top surface 112. The terminal receiving grooves 114 penetrate downward through the bottom surface 111 and forward through the front end surface 113.

The latch arm 4 is cantilevered and includes a front end 41 fixed to the top surface 112, a distal end 42 opposite to the front end 41, a latch protrusion 43 located between the front end 41 and the distal end 42, a first connecting portion 441 connecting the front end 41 and the latch protrusion 43, and a second connecting portion 442 connecting the latch protrusion 43 and the distal end 42. In the illustrated embodiment of the present invention, the front end portion 41, the distal end portion 42 and the locking projection 43 are integrally formed; and/or latch arm 4 is integrally formed with mating portion 11 to provide structural strength. The front end portion 41 projects forward from the front end surface 113. The locking projections 43 are configured to lock with a mating connector (not shown). In the illustrated embodiment of the present invention, the width of the locking projection 43 is the same as that of the first connecting portion 441, so that the locking projection 43 can be designed to be relatively wide to increase its structural strength; the width of the second connecting portion 442 is smaller than that of the locking projection 43, so that the rear end of the locking arm 4 has relatively good elasticity and is easily elastically deformed; the width of the distal end portion 42 is greater than the width of the catching projection 43, so that the distal end portion 42 is easily coupled to the pulling strap, and it is advantageous to increase the structural strength of the distal end portion 42. Specifically, the end portion 42 includes an opening 421 and a beam 422 located at a rear end of the opening 421.

The housing portion 12 includes a front wall 121, a top wall 122, a first slot 123 extending forwardly through the front wall 121, and a second slot 124 extending upwardly through the top wall 122. The first slot 123 is located at the bottom of the second slot 124, and the first slot 123 is communicated with the second slot 124 to allow the pull belt 5 to pass through. In the illustrated embodiment of the present invention, the first slot 123 is located at the boundary between the top surface 112 of the abutting portion 11 and the front wall 121 of the housing portion 12. In addition, the housing portion 12 includes an opening 125 extending upwardly through the top wall surface 122 and rearwardly. The drawstring 5 is partially received in the opening 125. The housing portion 12 further includes a first extension protrusion 126 and a second extension protrusion 127 protruding into the opening 125. The first extending protrusion 126 and the second extending protrusion 127 extend toward each other. The first extension protrusion 126 and the second extension protrusion 127 are located above the pull tape 5 to prevent the pull tape 5 from being separated from the opening 125 upward when the pull tape is moved. In the illustrated embodiment of the utility model, a gap 128 is provided between the first extension projection 126 and the second extension projection 127, and the gap 128 facilitates the installation of the pull tape 5.

Referring to fig. 6 and 7, in the illustrated embodiment of the present invention, the housing 12 includes a front housing 12a and a rear housing 12b, and the abutting portion 11 is at least partially accommodated in the front housing 12 a. The first slot 123 and the second slot 124 are disposed on the front housing 12a, and the front housing 12a and the rear housing 12b are fastened and fixed to each other to form the accommodating space 120. The front housing 12a includes a hook 12a1 extending toward the rear housing 12b, the rear housing 12b includes a bayonet 12b1, and the hook 12a1 is engaged with the bayonet 12b 1. In the illustrated embodiment of the present invention, the hooks 12a1 are two and located at both sides of the front case 12a, respectively; accordingly, the two bayonets 12b1 are located on two sides of the rear housing 12 b.

In the illustrated embodiment of the utility model, the body 1 further comprises a fixing portion 13. The front housing 12a includes a slot 12a2, and the docking portion 11 is configured to be assembled into the front housing 12a from the slot 12a 2. The fixing portion 13 is located in the accommodating space 120 and connected to the abutting portion 11. The plurality of conductive terminals 2 are fixed to the fixing portion 13.

In the illustrated embodiment of the present invention, the abutting portion 11 is housed in the open groove 12a2 of the front case 12a from front to rear when assembled; the pull tape 5, the fixing portion 13 and other related elements are also fitted into the front case 12 a; then, the rear case 12b is again butted against the front case 12a to fix the butted portion 11, the pull tape 5, the fixing portion 13 and other related elements. This design of the utility model facilitates assembly.

The pull straps 5 are connected to the terminal portions 42. Specifically, the front end of the pull strap 5 is at least partially located in the opening 421 and tied to the cross member 422. The pull strap 5 includes a pull ring 51 projecting rearward from the body 1. The latch arm 4 can be pulled by the pull tape 5 to deform downward with the front end 41 as a fulcrum, so as to unlock the mating connector.

Compared with the prior art, the unlocking structure comprises the lock catch arm 4 and the pull belt 5, and an unlocking block, a sliding block, a spring and the like are omitted, so that the unlocking structure is simplified, the part cost and the assembly cost are saved, and the structure reliability is higher.

The above embodiments are only for illustrating the utility model and not for limiting the technical solutions described in the utility model, and the understanding of the present invention should be based on the technical personnel in the technical field, and although the present invention has been described in detail by referring to the above embodiments, the technical personnel in the technical field should understand that the technical personnel in the technical field can still make modifications or equivalent substitutions to the present invention, and all the technical solutions and modifications thereof without departing from the spirit and scope of the present invention should be covered in the claims of the present invention.

Claims

1. A plug connector (100), comprising:

a body (1), the body (1) comprising a docking portion (11), the docking portion (11) comprising a bottom surface (111) and a top surface (112) opposite the bottom surface (111);

the conductive terminals (2), the conductive terminals (2) are accommodated in the butt joint part (11); and

the lock catch arm (4), the said lock catch arm (4) takes the form of cantilever;

the method is characterized in that: the latch arm (4) comprises a front end (41) fixed to the top surface (112), a distal end (42) opposite to the front end (41), and a latch protrusion (43) located between the front end (41) and the distal end (42), the latch protrusion (43) being configured to latch with a mating connector;

the plug connector (100) further comprises a pull belt (5) connected with the tail end portion (42), and the latch arm (4) can be pulled by the pull belt (5) to deform downwards by taking the front end portion (41) as a fulcrum, so that unlocking of the butt connector is achieved.

2. The plug connector (100) of claim 1, wherein: the front end portion (41), the tip end portion (42) and the locking projection (43) are integrally formed; and/or

The latch arm (4) and the butt-joint part (11) are integrally formed.

3. The plug connector (100) of claim 1, wherein: the butt joint part (11) further comprises a plurality of terminal accommodating grooves (114) which penetrate through the bottom surface (111) downwards, the conductive terminals (2) are accommodated in the corresponding terminal accommodating grooves (114), the butt joint part (11) comprises a front end surface (113) which is located between the bottom surface (111) and the top surface (112), the terminal accommodating grooves (114) penetrate through the front end surface (113) forwards, and the front end part (41) protrudes forwards from the front end surface (113).

4. The plug connector (100) of claim 1, wherein: the tail end part (42) comprises an opening (421) and a cross beam (422) located at the rear end of the opening (421), and the front end of the pull belt (5) is at least partially located in the opening (421) and tied to the cross beam (422).

5. The plug connector (100) of claim 1, wherein: the latch arm (4) comprises a first connecting part (441) for connecting the front end part (41) with the latch protrusion (43) and a second connecting part (442) for connecting the latch protrusion (43) with the terminal part (42), the width of the latch protrusion (43) is the same as that of the first connecting part (441), the width of the second connecting part (442) is smaller than that of the latch protrusion (43), and the width of the terminal part (42) is larger than that of the latch protrusion (43).

6. The plug connector (100) of claim 1, wherein: body (1) including with butt joint portion (11) matched with casing portion (12), butt joint portion (11) protrusion forward casing portion (12), casing portion (12) including preceding wall (121), roof wall (122), run through forward first fluting (123) of preceding wall (121) and upwards run through the second fluting (124) of roof wall (122), first fluting (123) are located the bottom of second fluting (124), first fluting (123) with second fluting (124) intercommunication is in order to let stretching strap (5) pass.

7. The plug connector (100) of claim 6, wherein: the first slot (123) is located at the intersection of the top surface (112) and the front wall surface (121).

8. The plug connector (100) of claim 6, wherein: the shell part (12) further comprises an opening (125) which penetrates through the top wall surface (122) upwards and extends backwards, and the pull belt (5) is partially accommodated in the opening (125); the shell part (12) further comprises a first extending lug (126) and a second extending lug (127) which protrude towards the opening (125), and the first extending lug (126) and the second extending lug (127) extend oppositely; the first extending projection (126) and the second extending projection (127) are positioned above the pull tape (5) to prevent the pull tape (5) from being separated from the opening (125) upward.

9. The plug connector (100) of claim 6, wherein: the shell portion (12) comprises a front shell (12a) and a rear shell (12b), the butt joint portion (11) is at least partially contained in the front shell (12a), the first open slot (123) and the second open slot (124) are formed in the front shell (12a), and the front shell (12a) and the rear shell (12b) are mutually clamped and fixed to form a containing space (120).

10. The plug connector (100) of claim 9, wherein: the front housing (12a) includes a catch (12a1) extending towards the rear housing (12b), the rear housing (12b) including a bayonet (12b1), the catch (12a1) being snap-fitted to the bayonet (12b 1).

11. The plug connector (100) of claim 9, wherein: the body (1) further comprises a fixing portion (13), the front case (12a) comprises a slot (12a2), the docking portion (11) is configured to be assembled into the front case (12a) from the slot (12a2), the fixing portion (13) is located in the accommodating space (120) and connected with the docking portion (11), and the plurality of conductive terminals (2) are fixed to the fixing portion (13).