TWM523220U - Cable connector - Google Patents

Description

Cable connector

The present invention relates to a cable connector, and more particularly to a cable connector incorporating a plurality of rows of wires.

Chinese patent CN201420165817.X discloses a wire harness component which can be correspondingly soldered to a circuit board, wherein the circuit board is provided with a plurality of pads, a first positioning hole and a second positioning hole; the wire harness component comprises a plurality of wires and a positioning member overmolded on the wires, each wire including an extension segment and a bare wire segment disposed at the first end of the extension segment, each extension segment including at least one conductive core wire and cladding An insulating sheath on an outer circumference of the at least one conductive core wire, the bare wire segments being formed by a bare conductive core wire, and correspondingly soldered to the pad of the circuit board; the positioning component includes overmolding on the wire a main body portion and two positioning legs asymmetrically disposed on the main body portion; wherein the bare wire segments of the wires are arranged between the two positioning legs; the two positioning legs include a first positioning leg and a The second positioning leg, wherein the first positioning pin corresponds to a first positioning hole on the circuit board, and the second positioning pin corresponds to a second positioning hole on the circuit board. The harness component can facilitate the correct insertion of the bare wire segments into corresponding soldering locations of the circuit board, thereby improving assembly efficiency and soldering. quality. The existing wire harness component has only one row of wires. If a wire harness component having two or more rows of wires is required, it is limited by the existing injection molding process, and there is a defect that the wire is difficult to be positioned and the product defect rate is high, and thus further improvement is required.

The technical problem to be solved by the present invention is to overcome the deficiencies of the prior art described above, and to provide a cable connector capable of firmly and easily fixing two or more wires in a single body.

The present invention provides a cable connector for the above technical problem, comprising: a first harness component comprising a first insulating member and a row of first wires fixed in the first insulating member, the first insulating member is provided with a a first positioning structure and a first fastening structure, each of the first wires has a bare wire protruding forward from the first insulating member; a second wire harness member is attached to the first wire harness member A second insulating member and a second row of wires fixed in the second insulating member, the second insulating member is provided with a second positioning structure and a second fastening structure, and the second positioning structure Correspondingly, the first positioning structure has a second wire having a bare wire protruding forwardly from the second insulating member; and a fixing frame, the receiving frame is formed with a receiving cavity, and is at the bottom of the receiving cavity A plurality of first through holes are formed in the wall, and the fixing frame is further provided with a locking structure around the receiving cavity; wherein the first insulating member and the second insulating member are configured by the first positioning structure and the second positioning The structures are positioned relative to one another and with the aid of the first Solid structure, the structure of the second locking latch structure with the fixed frame so as to cooperate with each other to lock the receiving cavity; this The bare wires of the first wire and the second wire are correspondingly inserted into and penetrated from the first through holes.

In some implementations, the first positioning structure includes a first recess disposed on the first insulating member, and the second positioning structure includes a second protrusion disposed on the second insulating member, wherein the second The protrusion is correspondingly inserted into the first recess.

In some embodiments, the first fastening structure includes a positioning post projecting forwardly from the first insulating member, and the second fastening structure further includes a front protruding protrusion from the second insulating member. A positioning post, the locking structure includes two locking grooves disposed on the bottom wall of the fixing frame, so that the two positioning posts are correspondingly inserted and locked.

In some embodiments, the fixing frame includes four side walls surrounding the bottom wall, and the receiving cavity is surrounded by the bottom wall and the four side walls.

In some embodiments, the locking structure further includes an elastic piece disposed on one of the side walls and a locking hole disposed on the elastic piece.

In some embodiments, the first fastening structure further includes a locking protrusion disposed on the first insulating member, and the locking member can be inserted into the locking hole correspondingly.

In some embodiments, the first wire and the second wire are respectively fixed to the first insulating member and the second insulating member by insert molding, wherein the first wire and the second wire are arranged in two rows.

In some embodiments, the cable connector further includes a protective cover, the protective cover includes a substrate and a second locking structure, and the substrate is provided with a plurality of receiving holes corresponding to the first through holes. First wire and bare wire on the second wire Correspondingly received in the receiving holes, the protective cover is fixed and fixed to the fixing frame through the second locking structure.

In some embodiments, the protective cover further includes two side plates extending from the two sides of the substrate, and the two side plates enclose a receiving space with the substrate to receive the fixing frame.

In some embodiments, the second locking structure is a locking portion disposed at a free end of one of the side plates, and the locking portion is capable of hooking the rear end edge of the fixing frame.

Compared with the prior art, the present invention can securely and simply combine and fix two rows of wires by combining and fixing two wire harness components by using a fixing frame.

1‧‧‧First harness component

11‧‧‧First insulation

12‧‧‧First wire

111‧‧‧ first subject

116‧‧‧First fastening structure

117‧‧‧First positioning structure

118‧‧‧Fixed holes

121‧‧‧ bare wire head

1161‧‧‧Positioning column

1162‧‧‧Keeping protrusion

1171‧‧‧first depression

1172‧‧‧First bulge

2‧‧‧Second harness component

21‧‧‧Second insulation

22‧‧‧second wire

211‧‧‧ second subject

216‧‧‧Second stuck structure

217‧‧‧Second positioning structure

218‧‧‧Fixed holes

221‧‧‧ bare wire head

2161‧‧‧Positioning column

2171‧‧‧second bulge

2172‧‧‧second depression

3‧‧‧Fixed frame

31‧‧‧ bottom wall

32, 33, 34, 35‧‧‧ side walls

36‧‧‧Locking structure

38‧‧‧First perforation

39‧‧‧ containment chamber

361‧‧‧Elastic film

362‧‧‧Lock hole

365‧‧‧Locking slot

4‧‧‧ protective cover

41‧‧‧Substrate

42‧‧‧ Lower side panel

43‧‧‧Upper side panel

46‧‧‧Second locking structure

48‧‧‧ receiving holes

49‧‧‧ accommodating space

461‧‧‧ elastic board

462‧‧‧Locking Department

Other features and effects of the present invention will be apparent from the following description of the drawings, wherein: Figure 1 is a perspective view of a preferred embodiment of the present invention.

2 is a perspective view of still another perspective of a preferred embodiment of the cable connector of the present invention.

3 is an exploded perspective view of a preferred embodiment of the cable connector of the present invention.

Figure 4 is a perspective view of a perspective view further decomposed on the basis of Figure 3.

Figure 5 is a perspective view of still another perspective view further decomposed on the basis of Figure 3.

Figure 6 is a perspective view of a perspective view further decomposed on the basis of Figure 4.

Although the present invention can be readily embodied in various forms, the specific embodiments shown in the drawings and described in detail in the specification are only The exemplary description of the novel principles is not intended to limit the invention to what is described herein.

Thus, a feature indicated in this specification is intended to illustrate one of the features of one embodiment of the present invention, and is not intended to suggest that each embodiment of the present invention must have the features described. Moreover, it should be noted that this specification describes a number of features. Although certain features may be combined together to illustrate possible system designs, these features are also applicable to other combinations not explicitly illustrated. Accordingly, the illustrated combinations are not intended to be limiting, unless otherwise indicated.

In the embodiments shown in the figures, the indication of directions (such as up, down, left, right, front and back) is used to explain that the structure and motion of the various elements of the present invention are not absolute but relative. These descriptions are suitable when the elements are in the positions shown in the figures. If the description of the position of these elements changes, the indications of these directions also change accordingly.

The preferred embodiments of the present invention are further elaborated below in conjunction with the drawings of the specification.

Referring to FIG. 1 to FIG. 6, the present invention provides a cable connector, which includes: a first harness component 1 , a second harness component 2 mounted to the first harness component 1 , and a fixing frame 3 for fixing the first harness component 1 and the second harness component 2 and the same The fixing frame 3 corresponds to a protective cover 4 that is fitted.

The first harness component 1 includes a first insulating member 11 and a row of first wires 12 fixed in the first insulating member 11. In the present embodiment, the first wires 12 are fixed to the first insulating member 11 by insert molding.

The first insulating member 11 includes a first body 111 and a first fastening structure 116 and a first positioning structure 117 disposed on the first body 111. The first body 111 has a substantially rectangular parallelepiped shape and is provided with a plurality of fixing holes 118 extending through the front side and the rear side to correspondingly fix the first wires 12. The first fastening structure 116 includes a positioning post 1161 protruding forwardly from a side surface of the first body 111 and two locking protrusions 1162 protruding downward from a bottom side surface of the first body 111. The first positioning structure 117 includes a first recess 1171 and a first protrusion 1172 disposed on a top surface of the first body 111. Each of the first wires 12 has a bare wire tip 121 protruding forwardly from the front side of the first body 111 of the first insulating member 11.

The second harness member 2 includes a second insulating member 21 and a row of second wires 22 fixed in the second insulating member 21. In the present embodiment, the second wires 22 are also fixed to the second insulating member 21 by insert molding. The second row of wires 22 is arranged in two rows juxtaposed with the row of first wires 12.

The second insulating member 21 includes a second body 211 and is disposed at the second A second fastening structure 216 and a second positioning structure 217 are disposed on the main body 211. The second body 211 is substantially rectangular parallelepiped and has a plurality of fixing holes 218 extending through the front side and the rear side to fix the second wires 12. In the embodiment, the second fastening structure 216 is a positioning post protruding forward from the side of the second body 211. The second positioning structure 217 includes a second protrusion 2171 protruding from the bottom surface of the second body 211 and a second recess 2172 recessed from the bottom surface of the second body 211. Each of the second wires 22 has a bare wire 221 that protrudes forward from the front side of the second body 211 of the second insulating member 21. The second insulating member 21 is inserted above the first insulating member 11 , and the first protrusion 1172 is correspondingly inserted into the second recess 2172 . The second protrusion 2171 is correspondingly inserted into the first recess 1171 , so that The first insulating member 11 is positioned opposite to the second insulating member 21.

The fixing frame 3 is integrally injection molded, and comprises a bottom wall 31, four side walls 32, 33, 34, 35 extending rearward from the periphery of the bottom wall 31, and a locking structure 36. A plurality of first through holes 38 are defined in the bottom wall 31 for the corresponding insertion and forward insertion of the bare wires 121, 221 of the first wire 12 and the second wire 22. The bottom wall 31 and the four side walls 32, 33, 34, 35 enclose a receiving cavity 39 for receiving the first insulating member 11 and the second insulating member 21 therein. The locking structure 36 is disposed at the periphery of the receiving cavity 39, and specifically includes two locking slots 365 respectively located on the left and right sides of the receiving cavity 39, and the two positioning posts 1161 and 216 are inserted and locked correspondingly. And two elastic pieces 361 disposed on one of the side walls 32 and respectively disposed on the two elastic pieces 361 The two locking holes 362 are provided for the two locking protrusions 1162 to be inserted and locked. It is worth mentioning that although there are only two harness members in this embodiment, in some embodiments not shown, three or more harness members may be provided so that a plurality of rows of wires can be fixed.

The protective cover 4 is integrally injection molded. The protective cover 4 includes a substrate 41, a lower side plate 42 extending from the bottom of the substrate 41, and an upper side plate 43 extending from the top of the substrate 41, and a second locking member disposed on the upper side plate 43. Structure 46. The substrate 41 is provided with a plurality of receiving holes 48 corresponding to the first through holes 38. The first wires 12 and the bare wires 121 and 221 of the second wires 22 are inserted into the receiving holes 48, thereby being inserted into the receiving holes 48. The bare wires 121, 221 can be prevented from being damaged. The lower side plate 42 , the upper side plate 43 and the base plate 41 enclose a receiving space 49 for receiving the fixing frame 3 . The protective cover 4 is fixedly coupled to the fixing frame 3 through the second locking structure 46. In this embodiment, the second locking structure 46 includes an elastic plate 461 and a locking portion 462 disposed on the rear end edge of the elastic plate 461. The locking portion 462 can hook and hold the fixing frame 3 correspondingly. The rear end edge of the side wall 33 is firmly joined to the fixing frame 3.

The assembly process of the cable connector of the present invention generally includes: forming the first insulating member 11 on the outer circumference of the first wires 12 to obtain the first wire harness member 1, and molding the second insulating member 21 on the outer periphery of the second wires 22. Obtaining the second harness component 2; attaching the second harness component 2 to the first harness component 1 and inserting them together In the fixing frame 3; the fixing frame 3 is inserted into the receiving space 49 of the protective cover 4. In practical applications, after the protective cover 4 is removed, the bare wires 121 and 221 can be correspondingly inserted into the soldering holes of the circuit board (not shown), thereby facilitating completion of the cable connector on the circuit board. The installation is fixed.

The cable connector of the present invention can fix and fix the two wire harness elements 1 and 2 by using a fixing frame 3, and can firmly and easily combine the two rows of wires 12 and 22; and further, through the setting and fixing frame 3 The matching protective cover 4 can protect the package so that the bare wires 121 and 221 exposed to the first through hole 38 are deformed by an external force.

The above is only a preferred embodiment of the present invention, and is not intended to limit the embodiments of the present invention. Those skilled in the art can make corresponding modifications or modifications in a very convenient manner according to the main idea and spirit of the present invention. The scope of protection shall be subject to the scope of protection required by the claims.

11‧‧‧First insulation

12‧‧‧First wire

111‧‧‧ first subject

118‧‧‧Fixed holes

121‧‧‧ bare wire head

1161‧‧‧Positioning column

1162‧‧‧Keeping protrusion

21‧‧‧Second insulation

22‧‧‧second wire

211‧‧‧ second subject

217‧‧‧Second positioning structure

218‧‧‧Fixed holes

221‧‧‧ bare wire head

3‧‧‧Fixed frame

32, 33, 34, 35‧‧‧ side walls

39‧‧‧ containment chamber

361‧‧‧Elastic film

362‧‧‧Lock hole

365‧‧‧Locking slot

4‧‧‧ protective cover

41‧‧‧Substrate

42‧‧‧ Lower side panel

43‧‧‧Upper side panel

46‧‧‧Second locking structure

48‧‧‧ receiving holes

49‧‧‧ accommodating space

461‧‧‧ elastic board

462‧‧‧Locking Department

Claims (10)

A cable connector includes: a first harness component, comprising a first insulating member and a row of first wires fixed in the first insulating member, the first insulating member is provided with a first positioning structure and a first a fastening structure, each of the first wires has a bare wire protruding forward from the first insulating member; a second wire harness member is attached to the first wire harness member and includes a second insulation And a second row of wires fixed in the second insulating member, the second insulating member is provided with a second positioning structure and a second fastening structure, and the second positioning structure is correspondingly matched with the first positioning structure, Each of the second wires has a bare wire protruding forwardly from the second insulating member; and a fixing frame, a receiving cavity is formed in the fixing frame, and a plurality of through holes are formed in the bottom wall of the receiving cavity a first through hole, the fixing frame is further provided with a locking structure at the periphery of the receiving cavity; wherein the first insulating member and the second insulating member are mutually positioned by the first positioning structure and the second positioning structure, and a first fastening structure, the second fastening structure and Locking structure of the fixed frame cooperate with each other so as to lock the receiving cavity; bare thread these first and second leads and a corresponding insertion through the first through holes for. The cable connector of claim 1, wherein the first positioning structure comprises a first recess disposed on the first insulating member, and the second positioning structure comprises a second protrusion disposed on the second insulating member And wherein the second protrusion is correspondingly inserted into the first recess. The cable connector of claim 1, wherein the first fastening structure comprises a positioning post projecting forwardly from the first insulating member, the second fastening structure also includes a positioning post protruding forward from the second insulating member, the locking structure comprising a fixing frame disposed at the fixing frame Two locking grooves on the bottom wall for the two positioning posts to be inserted and locked. The cable connector according to any one of claims 1 to 3, wherein the fixing frame comprises four side walls surrounding the bottom wall, and the receiving cavity is surrounded by the bottom wall and the four side walls. . The cable connector of claim 4, wherein the locking structure further comprises an elastic piece disposed on one of the side walls and a locking hole disposed on the elastic piece. The cable connector of claim 5, wherein the first fastening structure further comprises a locking protrusion disposed on the first insulating member, which can be inserted into the locking hole correspondingly. The cable connector of claim 1, wherein the first wire and the second wire are respectively fixed to the first insulating member and the second insulating member by insert molding, wherein the first wire and the second wire are respectively The wires are arranged in two rows. The cable connector of any one of claims 1 to 3, wherein the cable connector further comprises a protective cover, the protective cover comprising a substrate and a second locking structure, the substrate is provided with The plurality of receiving holes corresponding to the first through holes are respectively received in the receiving holes in the first wires and the bare wires on the second wires. The protective cover is fixed to the fixing frame through the second locking structure. The cable connector of claim 8, wherein the protective cover further comprises Two side plates extending from two sides of the substrate, the two side plates and the substrate enclosing a receiving space for correspondingly receiving the fixing frame. The cable connector of claim 9, wherein the second locking structure is a locking portion disposed at a free end of one of the side plates, and the locking portion is capable of hooking the rear end edge of the fixing frame .