CN218648185U

CN218648185U - Connector assembly

Info

Publication number: CN218648185U
Application number: CN202222797344.2U
Authority: CN
Inventors: 肖柳华
Original assignee: Opple Lighting Co Ltd; Suzhou Op Lighting Co Ltd
Current assignee: Opple Lighting Co Ltd; Suzhou Op Lighting Co Ltd
Priority date: 2022-10-24
Filing date: 2022-10-24
Publication date: 2023-03-17
Anticipated expiration: 2032-10-24

Abstract

The utility model provides a connector assembly, include: a receptacle comprising a housing and conductive terminals; the plug is used for being butted with the socket and comprises an insulating body and a plug terminal; the insulation body comprises a base part and an insulation block formed by extending from the base part along a direction away from the socket; the plug-in terminal comprises a butt joint end butted with the conductive terminal and a contact end electrically connected with the lamp strip; in the thickness direction of the insulating body, an accommodating groove with a downward opening is formed in the insulating block, and the insulating block is covered on the top of the contact end so that at least part of the contact end is accommodated in the accommodating groove. Compared with the prior art, the utility model discloses a connector assembly can utilize the collets to carry out insulation protection to the plug terminal to avoid operating personnel to touch plug terminal because of the mistake and take place the electric shock danger, promoted factor of safety.

Description

Connector assembly

Technical Field

The utility model belongs to the technical field of the illumination lamps and lanterns, especially, relate to a connector assembly for lamp area.

Background

With the rapid development of the LED lighting industry and the gradual improvement of the living standard of people, the LED flexible lamp strip is also widely applied. However, conventional plug connectors for light strips are provided with an extension block at the insertion end and a conductive terminal abutting against the extension block. When the plug is inserted into the lamp of the light strip, the extension block and the conductive terminals are inserted into the lamp together. However, since the extension block and the conductive terminals are directly exposed to the environment, when the conductive terminal is mounted, especially in the case of live-line mounting, an operator is easy to touch the conductive terminals carelessly to cause electric shock hazard, and the safety factor during mounting is reduced.

Accordingly, there is a need for a new connector assembly that solves the above problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a connector assembly, this connector assembly takes place the electric shock danger when can avoiding the installation, has promoted factor of safety.

To achieve the above object, the present invention provides a connector assembly, including:

a receptacle comprising a housing and conductive terminals; and

the plug is used for being butted with the socket and comprises an insulating body and a plug terminal; the insulation body comprises a base part and an insulation block formed by extending from the base part along a direction away from the socket; the plug terminal comprises a butt joint end butted with the conductive terminal and a contact end electrically connected with the lamp strip; in the thickness direction of the insulating body, an accommodating groove with a downward opening is formed in the insulating block, and the insulating block is covered on the top of the contact end so that at least part of the contact end is accommodated in the accommodating groove.

As a further improvement of the present invention, the orientation of the insulating block is formed with a chamfer structure on one side of the lamp strip to guide the insertion of the plug into the lamp strip.

As a further improvement of the present invention, the insulation block includes a first main body part extending horizontally from the base, a second main body part extending from two sides of the first main body part perpendicular to the first main body part, and a third main body part connecting the first main body part and the two second main body parts on one side of the base, wherein the chamfer structure is formed at the interconnection of the first main body part, the second main body part, and the third main body part.

As a further improvement of the present invention, the holding tank is formed by the first main body part, the two second main body parts and the third main body part enclosing together.

As a further improvement of the present invention, the insulating body further includes an extension portion formed by extending from the base portion in a direction away from the socket, and the extension portion is at least partially accommodated in the accommodating groove.

As a further improvement of the present invention, the contact end includes a contact arm extending horizontally and an extension arm extending from both sides of the contact arm in a bending manner, in the thickness direction of the insulating body, the bottom of the extension portion is covered by the contact arm and the extension arm, and the top of the extension portion and the top of the extension arm are covered by the insulating block cover.

As a further improvement of the present invention, the insulating block is in interference fit with the lamp strip.

As a further improvement of the utility model, the casing includes the base, certainly the base orientation the fixing base that the plug extends and with fixing base matched with end cover, be equipped with the accepting groove in the base, the plug inserts in the accepting groove, with conductive terminal electric connection.

As a further improvement of the utility model, the base is further provided with a tongue plate which is formed by protruding in the containing groove, and a containing cavity is arranged in the tongue plate; the conductive terminal comprises a first conductive part matched with the butt joint end and a second conductive part electrically connected with the power line, and the first conductive part is accommodated in the accommodating cavity.

As a further improvement of the present invention, the insulator further includes a docking portion extending from the base toward the socket, the docking portion is provided with a supply to accommodate the docking end and the docking cavity of the tongue plate, when the socket is mated with the plug, the docking portion is located between the inner side wall of the base and the tongue plate.

As a further improvement of the utility model, the inner wall surface of the end cover is provided with a supporting part for supporting the lamp strip.

The utility model has the advantages that: the utility model discloses a connector assembly is through setting up the collets on insulator to set up open-down's holding tank in the collets, thereby can utilize this collets cover to locate the top of contact jaw and make the contact jaw at least part accept in the holding tank, with this to carry out insulation protection to the plug terminal, with avoid operating personnel to touch the plug terminal because of the mistake and take place to electrocute danger, promoted factor of safety.

Drawings

Fig. 1 is a perspective view of the connector assembly of the present invention.

Fig. 2 is an exploded perspective view of the connector assembly shown in fig. 1.

Fig. 3 is an exploded perspective view of the power cord and the receptacle of fig. 2.

Fig. 4 is a perspective view of the plug of fig. 2.

Fig. 5 is a cross-sectional view of the plug of fig. 4.

Fig. 6 is an exploded perspective view of the plug of fig. 4.

Fig. 7 is another angular schematic view of fig. 6.

Fig. 8 is a cross-sectional view of the connector assembly of fig. 1.

Fig. 9 is a schematic perspective view of the connector assembly and the lamp strip of the present invention.

Fig. 10 is a perspective view of fig. 9 with the light tube removed.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clearer, the present invention will be described in detail with reference to the accompanying drawings and specific embodiments.

Referring to fig. 1 and 2, the present invention discloses a connector assembly 100 including a socket 10 and a plug 20 mated with the socket 10.

Referring to fig. 2, 3 and 8, the socket 10 includes a housing 11 and conductive terminals 12 mounted in the housing 11. The housing 11 includes a base 111, a fixing base 112 formed by extending from the base 111 toward the plug 20, and an end cover 113 engaged with the fixing base 112. The end cover 113 and the fixed seat 112 are integrally injection molded, and a flip structure is formed, so that the end cover 113 can be turned downwards to realize the fixed connection with the fixed seat 112. Of course, in other embodiments, the end cap 113 and the fixing base 112 may also be independent components, so that the end cap 113 and the fixing base 112 may be directly fastened and connected.

The base 111 includes a base 1111 and a mating body 1112 formed to extend from the base 1111 toward the header 20. A receiving groove 1113 is formed in the opposite body 1112 to receive the plug 20 and provide a space for the electrical connection between the plug 20 and the conductive terminal 12. The base 111 further has a tongue 1114 protruding into the receiving groove 1113. An accommodating cavity 1115 is arranged in the tongue plate 1114. The tongue 1114 is preferably a plastic spacer ring.

The conductive terminal 12 includes a first conductive part 121 and a second conductive part 122, and the first conductive part 121 is received in the receiving cavity 1115, so that the first conductive part 121 can be isolated by the tongue plate 1114, thereby avoiding electric shock of a user. The first conductive part 121 is used to interface with the plug 20 to transmit power. In this embodiment, the first conductive part 121 is provided in a cylindrical shape. The second conductive part 122 is held in the base 1111 and is used for electrically connecting with the power line 30, thereby obtaining power.

The fixing base 112 includes a bottom wall 1121 and side walls 1122 disposed on two sides of the bottom wall 1121. The bottom wall 1121 and the side wall 1122 are surrounded to form a receiving cavity 1123 for receiving the light strip 40 (as shown in fig. 9 and 10). A first locking portion 11221 is provided on an outer wall surface of the side wall 1122. The end cap 113 is used to cooperate with the fixing base 112 to fix the light strip 40 in the accommodating cavity 1123. The end cover 113 is provided with a second fastening portion 1131 cooperating with the first fastening portion 11221, so that the end cover 113 can be fixed on the fixing base 112 by the mutual fastening engagement of the first fastening portion 11221 and the second fastening portion 1131.

In this embodiment, the first fastening portion 11221 is a protrusion, and the second fastening portion 1131 is a groove engaged with the protrusion. Of course, in other embodiments, the first fastening portion 11221 may also be a groove, and the second fastening portion 1131 is a protrusion matching with the groove; alternatively, the first latching portion 11221 and the second latching portion 1131 may be configured to cooperate with each other, and are not limited herein.

A plurality of abutting portions 1132 are arranged on the inner wall surface of the end cover 113 to press and abut against the lamp strip 40, so that the lamp strip 40 is firmly fixed in the accommodating cavity 1123. Preferably, the end of the abutting portion 1132 is pointed, so that when the abutting portion 1132 abuts against the lamp strip 40, the abutting portion 1132 may pierce the lamp tube of the lamp strip 40, so as to fix and position the lamp strip 40 in the axial direction of the lamp strip 40.

Furthermore, a plurality of ribs 11222 are further disposed on the outer wall surface of the side wall 1122, so that the user can be prevented from being detached by hands, and the risk of electric shock of the user is avoided.

Referring to fig. 4 to 8, the plug 20 is used for being butted with the socket 10, and includes an insulating body 21 and a plug terminal 22, in this embodiment, the insulating body 21 and the plug terminal 22 are integrally formed by injection molding. The insulating body 21 includes a base 211, a butting portion 212 formed to extend from the base 211 toward the socket 10, and an extending portion 213 formed to extend from the base 211 in a direction away from the socket 10. The mating portion 212 is provided with a mating cavity 2121 for receiving the plug terminal 22 and the tongue 1114. When the plug 20 is plugged into the socket 10, the engaging portion 212 is located between the inner sidewall of the engaging body 1112 and the tongue 1114.

The plug terminal 22 includes a mating end 221 for mating with the conductive terminal 12 and a contact end 222 for electrically connecting with the light strip 40. The abutting end 221 is shaped like a hollow needle and can be inserted into the first conductive part 121, so that the abutting end 221 and the first conductive part 121 are electrically connected. The contact end 222 includes a contact arm 2221 extending horizontally and an extension arm 2222 formed by bending and extending from two sides of the contact arm 2221. The extension 213 is at least partially covered by the contact arm 2221 and the extension arm 2222.

Simply speaking, the plug-in terminal 22 of the present invention is formed by bending a metal plate, and the bending size can be adjusted according to different cross sections of the lamp strip 40, so that the manufacture is convenient; the butt joint end 221 is a round pin structure, and is conveniently inserted into the receiving cavity 1115 to electrically contact with the first conductive part 121, the contact end 222 is a square structure, and the contact arm 2221 and the extension arm 2222 tightly wrap the extension part 213, so that the rigidity of the contact end 222 can be effectively enhanced, the plug terminal 22 is prevented from deforming, and the phenomena of incomplete contact, looseness and the like are avoided. Preferably, the extension arm 2222 is provided in two numbers, and is symmetrically provided at both sides of the contact arm 2221.

Further, the insulation body 21 further includes an insulation block 214 formed to extend from the base 211 in a direction away from the socket 10. In the thickness direction of the insulating body 21, a receiving groove 2140 opened downward is formed in the insulating block 214, and the insulating block 214 is covered on the top of the contact terminal 222 and allows at least a portion of the contact terminal 222 to be received in the receiving groove 2140.

Specifically, the insulating block 214 includes a first main body portion 2141 extending horizontally from the base 211, a second main body portion 2142 extending from two sides of the first main body portion 2141 perpendicularly to the first main body portion 2141, and a third main body portion 2143 connecting the first main body portion 2141 and the two second main body portions 2142 at a side away from the base 211, and the receiving groove 2140 is defined by the first main body portion 2141, the two second main body portions 2142, and the third main body portion 2143. In other words, the insulating block 214 is substantially rectangular and hollow and is opened on the lower surface thereof so as to insulate and shield the contact end 222, thereby preventing the operator from electric shock due to touching the contact end 222 of the plug terminal 22 by mistake.

The extension 213 is also at least partially received in the receiving groove 2140. Preferably, in the thickness direction of the insulating body 21, the bottom of the extension 213 is covered by the contact arm 2221 and the extension arm 2222, and the top of the extension 213 and the top of the extension arm 2222 are both covered by the insulating block 214. That is, in the width direction of the insulating body 21, the extension arm 2222 is at least partially located between the second main body portion 2142 and the extension portion 213. With such an arrangement, the contact arm 2221 and the extension arm 2222 can be used to coat the extension 213, so as to enhance the rigidity of the contact end 222; moreover, the insulation block 214 can be used to cover the extension part 213 and the extension arm 2222 to effectively prevent electric shock when a user installs and removes the cable.

The side of the insulating block 214 facing the light strip 40 is formed with a chamfered structure to guide the insertion of the plug 20 into the light strip 40. Specifically, the chamfer structure is formed at the connection between the first main body portion 2141, the second main body portion 2142 and the third main body portion 2143, that is, the connection between the first main body portion 2141 and the second main body portion 2142 is formed with a chamfer structure, the connection between the second main body portion 2142 and the third main body portion 2143 is formed with a chamfer structure, and the connection between the first main body portion 2141 and the third main body portion 2143 is also formed with a chamfer structure. Therefore, the insulating block 214 can be smoothly inserted into the lamp tube of the lamp strip 40 and is in interference fit with the lamp strip 40, so that the contact arm 2221 can be tightly attached to the circuit board 41 of the lamp strip 40, thereby effectively avoiding the problem of poor contact, and simultaneously preventing the plug 20 from falling off during the installation process.

Further, a chamfer structure is formed on the extension arm 2222 at a position where it is engaged with the insulating block 214, and the chamfer structure is formed to: so that the extension arm 2222 can be better received in the receiving groove 2140 of the insulating block 214. Of course, when the extension arm 2222 does not extend to the top of the insulation block 214, the extension arm 2222 may not have a chamfer structure, and is not limited herein.

Furthermore, the insulation body 21 is further provided with a force-bearing slot 2111, and after the plug 20 is inserted into the receiving slot 1113, the force-bearing slot 2111 is exposed in the fixing seat 112, so that when the plug 20 is detached, a user can eject the plug 20 through the force-bearing slot 2111.

When using the connector assembly 100 of the present invention, the plug 20 is first inserted into the light strip 40, then the plug 20 and the light strip 40 are integrally inserted into the socket 10, and finally, the end cap 113 is snap-connected to the fixing base 112.

To sum up, compare in prior art, the utility model discloses a connector assembly 100 is through setting up insulating block 214 on insulator 21 to set up open-down's holding tank 2140 in insulating block 214, thereby can utilize this insulating block 214 cover to locate the top of contact jaw 222 and make contact jaw 222 at least part accept in holding tank 2140, with this to carry out insulation protection to plug terminal 22, with avoid operating personnel to touch plug terminal 22 because of the mistake and take place the electric shock danger, factor of safety has been promoted.

The above embodiments are only for illustrating the technical solutions of the present invention and not for limiting, and although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the technical solutions of the present invention can be modified or replaced equivalently without departing from the spirit and scope of the technical solutions of the present invention.

Claims

1. A connector assembly, comprising:

a socket (10), the socket (10) comprising a housing (11) and conductive terminals (12); and

the plug (20) is used for being butted with the socket (10), and comprises an insulating body (21) and a plug terminal (22); the insulation body (21) comprises a base part (211) and an insulation block (214) formed by extending from the base part (211) along the direction away from the socket (10); the plug terminal (22) comprises a butt joint end (221) butted with the conductive terminal (12) and a contact end (222) electrically connected with the lamp strip (40); in the thickness direction of the insulating body (21), a receiving groove (2140) with a downward opening is formed in the insulating block (214), and the insulating block (214) is covered on the top of the contact end (222) and enables at least part of the contact end (222) to be received in the receiving groove (2140).

2. The connector assembly of claim 1, wherein: the side of the insulating block (214) facing the lamp strip (40) is formed with a chamfered structure to guide the insertion of the plug (20) into the lamp strip (40).

3. The connector assembly of claim 2, wherein: the insulating block (214) comprises a first main body portion (2141) extending horizontally from the base portion (211), a second main body portion (2142) extending from two sides of the first main body portion (2141) and perpendicular to the first main body portion (2141), and a third main body portion (2143) connecting the first main body portion (2141) and the two second main body portions (2142) on one side away from the base portion (211), and the chamfering structure is formed at the interconnection position of the first main body portion (2141), the second main body portion (2142) and the third main body portion (2143).

4. The connector assembly of claim 3, wherein: the accommodating groove (2140) is formed by the first main body portion (2141), the two second main body portions (2142) and the third main body portion (2143) in a commonly surrounding manner.

5. The connector assembly of claim 1, wherein: the insulating body (21) further comprises an extending part (213) formed by extending from the base part (211) in a direction away from the socket (10), and the extending part (213) is at least partially accommodated in the accommodating groove (2140).

6. The connector assembly of claim 5, wherein: the contact end (222) comprises a contact arm (2221) extending horizontally and an extension arm (2222) extending from two sides of the contact arm (2221) in a bending mode, in the thickness direction of the insulating body (21), the bottom of the extension portion (213) is covered by the contact arm (2221) and the extension arm (2222), and the top of the extension portion (213) and the top of the extension arm (2222) are both covered by the insulating block (214).

7. The connector assembly of claim 1, wherein: the insulating block (214) is in interference fit with the light strip (40).

8. The connector assembly of claim 1, wherein: the shell (11) comprises a base (111), a fixed seat (112) extending from the base (111) to the plug (20) and an end cover (113) matched with the fixed seat (112), wherein a containing groove (1113) is formed in the base (111), and the plug (20) is inserted into the containing groove (1113) to be electrically connected with the conductive terminal (12).

9. The connector assembly of claim 8, wherein: the base (111) is further provided with a tongue plate (1114) formed by protruding in the containing groove (1113), and a containing cavity (1115) is arranged in the tongue plate (1114); the conductive terminal (12) comprises a first conductive part (121) matched with the butt joint end (221) and a second conductive part (122) electrically connected with a power line, and the first conductive part (121) is accommodated in the accommodating cavity (1115).

10. The connector assembly of claim 9, wherein: the insulation body (21) further comprises a butt joint part (212) extending from the base part (211) towards the socket (10), the butt joint part (212) is provided with a butt joint cavity (2121) for accommodating the butt joint end (221) and the tongue plate (1114), and when the socket (10) is in plug fit with the plug (20), the butt joint part (212) is located between the inner side wall of the base (111) and the tongue plate (1114).

11. The connector assembly of claim 8, wherein: and a butting part (1132) for butting against the lamp strip (40) is arranged on the inner wall surface of the end cover (113).