CN114122803B

CN114122803B - Wire harness connector

Info

Publication number: CN114122803B
Application number: CN202111374339.4A
Authority: CN
Inventors: 孔垂军; 邓勇
Original assignee: Henan Dingrun Technology Industrial Co ltd
Current assignee: Henan Dingrun Technology Industrial Co ltd
Priority date: 2021-11-19
Filing date: 2021-11-19
Publication date: 2022-08-05
Anticipated expiration: 2041-11-19
Also published as: CN114122803A

Abstract

The invention provides a wire harness connector, which can replace components as required so as to be applied to different fields; the terminal comprises a terminal shell for mounting internal components; a main body part, one end of which is arranged in the terminal shell; one end of the body part is connected with the other end of the main body part, and the outer surface of the body part is clamped with the terminal shell; the first conductive terminals are arranged in the terminal grooves formed after the main body part and the split parts are connected; the female end is connected with the other end of the split part; the wire harness connector provided by the invention has the same manufacturing stage and design stage, so that the manufacturing quantity of the terminal shell, the main body part and the female end is reduced, and the integral production cost is reduced.

Description

Wire harness connector

Technical Field

The invention relates to the technical field of connectors, in particular to a wire harness connector.

Background

The wire harness connector is one of terminals and consists of a plug and a socket; in the circuit connection, the harness connector functions as a relay station;

the wire harness connector in the prior art is used in different fields, so that the wire harness connector is various in types, and is required to be designed and manufactured in various ways in the design or manufacturing process; this causes an increase in production cost.

Disclosure of Invention

An object of the present invention is to provide a wire harness connector which can replace component parts as needed so as to be applied to various fields;

the present invention provides a wire harness connector, including:

a terminal housing for mounting internal components;

a main body part, one end of which is arranged in the terminal shell;

one end of the body part is connected with the other end of the main body part, and the outer surface of the body part is clamped with the terminal shell;

the first conductive terminals are arranged in the terminal grooves formed after the main body part and the split parts are connected;

and the female end is connected with the other end of the split part.

As a further technical solution, the method further comprises: and the sealing ring is sleeved on the other end of the split part and is arranged between the split part and the female end.

As a further technical scheme, a plurality of limiting teeth are arranged on the terminal shell, a plurality of limiting grooves are formed in the splitting part, and the limiting teeth are matched with the limiting grooves.

As a further technical scheme, a telescopic part is arranged on the terminal shell.

As a further technical scheme, the other end of the main body part is provided with a first locking part, one end of the main body part is provided with a second locking part, and the first locking part is matched with the second locking part.

As a further technical scheme, a backstop groove is arranged in the terminal groove; the first conductive terminal is provided with an agnail part; the barb part is arranged in the retaining groove.

As a further technical scheme, one end of the first conductive terminal is provided with a welding cup, and the welding cup is provided with an arc-shaped opening.

As a further technical scheme, a snap ring is arranged on the split part, and the female end is clamped with the snap ring.

As a further technical solution, the female terminal includes: the connecting body, the connecting shell and the plurality of second conductive terminals; the connecting shell is sleeved on the connecting body; the conductive terminals penetrate through the connecting body and are used for being connected with the first conductive terminals extending out of the partial body.

As a further technical scheme, a limiting bulge is arranged on the connecting body, and the connecting shell is arranged on the connecting body in a penetrating mode and limits the position through the limiting bulge.

According to the technical scheme, the main body part is arranged in the terminal shell and matched with the split part to realize the conduction of the plurality of first conductive terminals and the lead, and the split part is matched and fixed with the female end to complete the conduction of the plurality of first conductive terminals and the female end so as to realize the integral conduction; aiming at different fields or conditions, the parts can be split, and the number of the used first conductive terminals can be selected at the same time, so that a standard module can be formed, and only the parts can be replaced according to the requirement; in the design stage, only the terminal shell, the main body part and the female end need to be designed, and different partial parts need to be designed; the manufacturing stage is the same as the design stage, only the terminal shell, the main body part and the female end need to be manufactured, and a plurality of split parts need to be manufactured according to different conditions; the manufacturing quantity of the terminal shell, the main body part and the female end is reduced, and the overall production cost is reduced.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.

Fig. 1 is a perspective view of a harness connector according to the present invention;

fig. 2 is a schematic structural view of a wire harness connector according to the present invention;

FIG. 3 is a cross-sectional view of portion A-A of FIG. 2;

FIG. 4 is a schematic view of the harness connector shown from the top view of FIG. 2;

FIG. 5 is a cross-sectional view of portion B-B of FIG. 4;

fig. 6 is a schematic structural view of the main body portion, the partial portion, the first conductive terminal and the second conductive terminal;

FIG. 7 is a schematic view of the first and second conductive terminals;

fig. 8 is a schematic structural view of a portion C-C in fig. 7.

Description of reference numerals:

1-a terminal housing; 2-a main body portion; 21-a first locking portion; 3-a split part; 31-a second locking part; 32-a snap ring; 4-a first conductive terminal; 41-a barb portion; 42-a welding cup; 43-a body section; 44-a split section; 5-terminal slot; 6-female terminal; 61-a linker; 62-a connecting shell; 63-a second conductive terminal; 64-limit protrusions; 7-sealing ring; 81-limit teeth; 82-a limiting groove; 9-a telescoping section; 10-wire.

Detailed Description

The technical solutions of the present invention will be described clearly and completely with reference to the following embodiments, and it should be understood that the described embodiments are some, but not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more features. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise. Furthermore, the terms "mounted," "connected," and "connected" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

As shown in fig. 1 to 8, a wire harness connector according to the present invention includes:

the terminal housing 1 is used for mounting internal components; in the invention, a terminal shell 1 is formed by plastic package; one end of the main body part 2 is arranged in the terminal shell 1; one end of the split part 3 is connected with the other end of the main body part 2, and the outer surface of the split part 3 is clamped with the terminal shell 1; specifically, one end of the main body part 2 penetrates through the terminal shell 1 and can be fixedly connected with the terminal shell 1, and the outer surface of the main body part 2 is provided with a plastic packaging groove, so that the main body part 2 can be firmly fixed when the terminal shell 1 is subjected to plastic packaging, and displacement between the main body part 2 and the terminal shell 1 is avoided; one end of the split part 3 is connected with the main body part 2, the terminal shell 1 is clamped with the outer surface of the split part 3, specifically, a plurality of limiting teeth 81 are arranged on the terminal shell 1, a plurality of limiting grooves 82 are arranged on the split part 3, and the plurality of limiting teeth 81 are matched with the plurality of limiting grooves 82; the secondary fixation of the splitting part 3 is realized through the matching of a plurality of limiting teeth 81 and a plurality of limiting grooves 82;

specifically, the main body 2 and the separate body 3 are fixed at a time; the other end of the main body part 2 is provided with a first locking part 21, one end of the split part 3 is provided with a second locking part 31, and the first locking part 21 is matched with the second locking part 31; the main body part 2 and the split part 3 are inserted and connected through the first locking part 21 and the second locking part 31, namely, a first connecting groove with an L-shaped longitudinal section is formed at one end of the main body part 2 adjacent to the split part 3 to form the first locking part 21, and a second connecting groove with an L-shaped longitudinal section is formed at one end of the split part 3 adjacent to the main body part 2 to form the second locking part 31, so that when the main body part 2 and the split part 3 are fixed, on one hand, the connecting position can be accurately determined, on the other hand, the connecting length of the main body part 2 and the split part 3 is increased, and the connecting stability is improved;

in addition, in the invention, the secondary fixing is completed by the matching of the plurality of limiting teeth 81 and the plurality of limiting grooves 82, so that on one hand, the fixing strength of the body part 3 and the main body part 2 can be increased; on the other hand, in the invention, the number of the limiting teeth 81 is 3, and the number of the limiting grooves 82 is 3, so that three sealing walls are formed by matching, the sealing strength between the splitting part 3 and the terminal shell 1 can be effectively increased, and the problems of water leakage and the like are avoided;

of course, in the present invention, in order to increase the deformation capability of the terminal housing 1, it is preferable that the terminal housing 1 is provided with the expansion portion 9; the telescopic part 9 can apply force to the split part 3, so that the fixing strength of the plurality of limiting grooves 82 and the plurality of limiting grooves 82 is increased, and when the split part 3 needs to be separated, the outward force of the split part 3 can be buffered through the telescopic part 9, so that the terminal shell 1 is prevented from being damaged;

a plurality of first conductive terminals 4 are arranged in a plurality of terminal grooves 5 formed after the main body part 2 and the split part 3 are connected; a female end 6 connected to the other end of the split part 3; the conductive terminals are communicated with the lead 10, and the integral conduction can be realized after the conductive terminals are connected with the female end 6; specifically, the first conductive terminal 4 includes a main body section 43 and a split section 44, wherein the main body section 43 is disposed in the main body 2, the split section 44 is disposed in the split part 3, and when the main body 2 is connected to the split part 3, the main body section 43 and the split section 44 are connected; as shown in fig. 7 and 8, the separate body section 44 is inserted into the main body section 43 when connected, and the main body section 43 and the separate body section 44 are fixed by a crown spring provided in the main body section 43; when the main body part 2 is separated from the split part 3, the main body section 43 and the split section 44 are also driven to be separated; replacement of the split portion 3 as required;

as shown in fig. 7-8, a retaining groove is provided in the terminal groove 5, and a barbed portion 41 is provided on the first conductive terminal 4, i.e., a barbed portion 41 is provided on the main body section 43; the barb part 41 is arranged in the retaining groove; when the main body section 43 is assembled after the main body section 43 is placed in the terminal groove 5, when the barb part 41 on the main body section 43 reaches the position of the backstop groove, the barb part 41 is unfolded, and the barb part 41 is placed in the backstop groove, so that when the main body section 44 is connected with the main body section 43, the main body section 43 cannot be displaced due to the force of inserting the sub body section 44, the connection strength is increased, and the main body section 43 and the sub body section 44 are prevented from being separated in the subsequent use process to influence the signal transmission;

of course, the first conductive terminals 4 have the same structure and are all provided with the barb portions 41, which is not further limited in the invention for saving space; in the invention, one end of the first conductive terminal 4 is provided with a welding cup 42, and the welding cup 42 is an arc-shaped opening; thus, when the connection is performed, the core wire of the stripped wire 10 is inserted into the welding cup 42, and then the tin wire on the welding cup 42 is melted into the welding cup 42 by the tool, so that the first conductive terminal 4 and the core wire are welded into a whole, and the first conductive terminal 4 and the wire 10 are electrically connected; in addition, the arc-shaped opening is formed in the welding cup 42, and when a plurality of first conductive terminals 4 are used, the arc-shaped openings are required to be ensured to be positioned in the direction towards the axis of the body part 3, so that the consistency of the first conductive terminals 4 is ensured, and automatic installation can be better realized;

when the main body part 2 and the split part 3 are fixed, the female end 6 is connected; in the invention, the female end 6 is clamped with the split part 3; specifically, the split part 3 is provided with a snap ring 32, and the female end 6 is clamped with the snap ring 32; the female terminal 6 comprises a connector 61, a connecting shell 62 and a plurality of second conductive terminals 63; the connecting shell 62 is sleeved on the connecting body 61; the conductive terminals are arranged in the connector 61 in a penetrating way and are used for being connected with the first conductive terminals 4 extending out of the body part 3; after the connecting shell 62 and the split part 3 are clamped, the plurality of second conductive terminals 63 in the connecting body 61 are connected with the plurality of first conductive terminals 4, specifically, the plurality of first conductive terminals 4 are inserted into the plurality of second conductive terminals 63, and the plurality of first conductive terminals 4 and the plurality of second conductive terminals 63 are fixed by crown springs arranged in the plurality of second conductive terminals 63;

as shown in fig. 3, in order to ensure the fixing strength of the connecting shell 62, in the present invention, it is preferable that a limiting protrusion 64 is provided on the connecting body 61, and the connecting shell 62 is inserted into the connecting body 61 and is limited in position by the limiting protrusion 64; namely, the inner part of one end of the connecting shell 62 far away from the snap ring 32 is limited by the limiting protrusion 64, and when the other end of the connecting shell 62 is clamped with the snap ring 32, the connecting body 61 and the split part 3 can be more firmly fixed through the matching of the snap ring 32 and the limiting protrusion 64;

in addition, in order to increase the sealing strength between the split part 3 and the connecting body 61, a sealing ring 7 is preferably arranged, and the sealing ring 7 is sleeved on the other end of the split part 3 and is arranged between the split part 3 and the female end 6; that is, the sealing ring 7 is disposed between the split part 3 and the connecting body 61, and after the connecting shell 62 and the split part 3 are fixed, the sealing strength of the sealing ring 7 can be increased by the pressure between the split part 3 and the connecting body 61, thereby realizing the sealing between the split part 3 and the connecting body 61;

in order to better understand the technical scheme of the invention, the following assembly description is carried out:

the main body section 43 and the split section 44 are respectively riveted into the main body part 2 and the split part 3, so that the barb part 41 of the main body section 43 can reach the backstop groove after the main body section 43 is pressed into the main body part 2, and the main body section 43 is matched with the backstop groove; welding the lead 10 and the first conductive terminal 4, placing the welded lead in a mold for integral injection molding, and forming a terminal shell 1 after the injection molding is finished; connecting the split part 3 with the main body part 2, and inserting the split section 44 into the main body section 43 to complete the connection of the first conductive terminal 4; of course, before the separate part 3 is connected with the main body 2, it is necessary to coat UV glue in the second locking part 31 of the separate part 3, connect the separate part 3 with the main body 2, and engage with the second locking part 31 through the first locking part 21 on the terminal housing 1; sleeving the sealing ring 7 on the split part 3, connecting the female end 6, and matching the snap ring 32 on the split part 3 with the connecting shell 62 on the female end 6 to complete the fixation of the end and the split part 3;

the split section 3 can be replaced according to different needs, that is, the number of the split sections 44 in different split sections 3 is different, so that the split sections 44 and the main section 43 can be communicated in various ways, and the split type gas turbine can be used under different conditions.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the invention has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and these modifications or substitutions do not depart from the spirit of the corresponding technical solutions of the embodiments of the present invention.

Claims

1. A wire harness connector, comprising:

a terminal case (1) for mounting internal components;

a main body part (2) having one end disposed in the terminal case (1);

one end of the split part (3) is connected with the other end of the main body part (2), and the outer surface of the split part (3) is clamped with the terminal shell (1);

a first locking part (21) is arranged at the other end of the main body part (2), a second locking part (31) is arranged at one end of the split part (3), and the first locking part (21) is matched with the second locking part (31);

a plurality of first conductive terminals (4) which are arranged in a plurality of terminal grooves (5) formed after the main body part (2) and the partial part (3) are connected;

a female end (6) connected to the other end of the split part (3);

the terminal shell (1) is provided with a plurality of limiting teeth (81), the splitting part (3) is provided with a plurality of limiting grooves (82), and the limiting teeth (81) are matched with the limiting grooves (82);

the terminal shell (1) is provided with a telescopic part (9).

2. The wire harness connector according to claim 1, further comprising: and the sealing ring (7) is sleeved on the other end of the split part (3) and is arranged between the split part (3) and the female end (6).

3. The wire harness connector according to claim 1, wherein a backstop groove is provided in the terminal groove (5); the first conductive terminal (4) is provided with a barb part (41); the barb part (41) is arranged in the stopping groove.

4. The wire harness connector according to claim 3, wherein a solder cup (42) is provided at one end of the first conductive terminal (4), and the solder cup (42) is an arc-shaped opening.

5. Harness connector according to claim 1, characterized in that a snap ring (32) is provided on the split part (3), the female end (6) being snap-fitted with the snap ring (32).

6. The harness connector according to claim 1, wherein the female terminal (6) comprises: the connector (61), the connecting shell (62) and a plurality of second conductive terminals (63); the connecting shell (62) is sleeved on the connecting body (61); the conductive terminals penetrate through the connector (61) and are connected with the first conductive terminals (4) extending out of the partial body (3).

7. The harness connector according to claim 6, wherein a limiting protrusion (64) is provided on the connecting body (61), and the connecting shell (62) is inserted into the connecting body (61) and is limited in position by the limiting protrusion (64).