CN216289170U

CN216289170U - Light puncture type connector

Info

Publication number: CN216289170U
Application number: CN202122982511.6U
Authority: CN
Inventors: 郑轩昊; 彭贵福; 张志勇
Original assignee: Suzhou Yuanye Automobile Technology Co ltd
Current assignee: Suzhou Yuanye Automobile Technology Co ltd
Priority date: 2021-11-30
Filing date: 2021-11-30
Publication date: 2022-04-12
Anticipated expiration: 2031-11-30

Abstract

The utility model provides a light puncture type connector which comprises a rubber shell seat and a wire pressing cover, wherein a metal terminal is arranged in the rubber shell seat, the wire pressing cover is arranged above the crimping end of the metal terminal and is buckled and fixed with the rubber shell seat through a stepped clamping structure, a position avoiding window corresponding to the crimping end of the metal terminal is arranged at the top of the wire pressing cover, and a penetrating window for inserting a flat cable is arranged on the front side or the rear side of the wire pressing cover. According to the light puncture-type connector provided by the utility model, the thickness of the connector is reduced by arranging the avoidance window corresponding to the metal terminal on the wire pressing cover; the weight reduction groove and the compression joint bulge are combined, so that the weight of the connector is reduced while the wire pressing function is realized; by designing the puncture structure at the crimping end of the metal terminal, the step of wire stripping can be omitted, and the assembly efficiency is improved; through design cascaded joint structure between gluey shell seat and line ball lid, convenience of customers direct wiring uses, convenient assembling and high efficiency.

Description

Light puncture type connector

Technical Field

The utility model relates to the technical field of connectors, in particular to a light puncture type connector.

Background

At present, the automobile connectors in the automobile parts market are mainly classified into a crimping type (crimping) and a welding type (soldered), wherein the crimping type is a common automobile connector assembling process, and the process requires that before crimping, an insulating layer with a certain size needs to be stripped off from a connecting end of an electric wire (flat cable or wire harness), then the electric wire is placed in a U-shaped structure of a terminal and is subjected to riveting and crimping through special tooling equipment, so that a metal core wire of the electric wire with the insulating layer stripped off is tightly pressed and wrapped by the U-shaped structure of the metal terminal, and the metal terminal and the electric wire are tightly combined, thereby achieving the purpose of typical conduction or firm combination. The welding type is a connector assembling process for welding the electric wire to the terminal through special spot welding tooling equipment according to the connection requirement.

No matter the crimping type or welding type connector, the wire needs to be stripped in the assembly process of the metal terminal and the wire connection mode, the wire arrangement and the wire insertion are carried out according to the wire arrangement requirement, the connector which is used for a structure with a large space size and needs certain tensile strength has certain advantages, however, for a structure with a small space size, the wire needs to be stripped, the crimping is carried out for multiple times, the wire arrangement and the metal terminal insertion are needed in the assembly process, poor crimping, poor wire stripping and material loss are easy to occur in the assembly process, the space size is small, the tooling equipment requirement is more precise, a pressure head part is easy to break, the number of easily damaged parts is large, and the maintenance is difficult. Meanwhile, certain difficulty is brought to operation, so that the production efficiency is low, the product cost is high, and the market competitive advantage is lost.

Therefore, in view of the shortcomings of the prior art, there is a need for a lightweight pierce-type connector that solves the above problems.

SUMMERY OF THE UTILITY MODEL

To overcome the above-mentioned deficiencies in the prior art, it is an object of the present invention to provide a light-weight pierce-type connector.

In order to achieve the above objects and other related objects, the present invention provides the following technical solutions: the utility model provides a light-duty puncture type connector, includes rubber casing seat and line ball lid, be equipped with the metal terminal in the rubber casing seat, the line ball lid is located metal terminal crimping end top and with the rubber casing seat is fixed through cascaded joint structure lock, the top of line ball lid be equipped with the window of keeping away that metal terminal crimping end corresponds, the front side or the rear side of line ball lid are equipped with and supply the winding displacement male window of wearing to establish.

The preferable technical scheme is as follows: the end part of the metal terminal crimping end is sequentially provided with a V-shaped guide port and a U-shaped clamping port which are communicated from outside to inside, and the V-shaped guide port and the side wall of the metal terminal crimping end form a puncture structure.

The preferable technical scheme is as follows: the inner wall of the top of the pressure wire cover is provided with a pressure welding bulge, the outer wall of the top of the pressure wire cover is provided with a weight reduction groove, and the pressure welding bulge and the weight reduction groove are correspondingly arranged.

The preferable technical scheme is as follows: the left and right sides of rubber casing seat is equipped with double-deck block tongue, the left and right sides of line ball lid is equipped with double-deck buckle, double-deck block tongue with double-deck buckle corresponds the setting and constitutes two sections cascaded joint structures.

The preferable technical scheme is as follows: the front side and the rear side of the rubber shell seat are provided with positioning grooves for positioning the flat cables, and the positioning grooves and the penetrating windows are correspondingly arranged.

Due to the application of the technical scheme, the utility model has the beneficial effects that:

according to the light puncture-type connector provided by the utility model, the thickness of the connector is reduced by arranging the avoidance window corresponding to the metal terminal on the wire pressing cover; the weight reduction groove and the compression joint bulge are combined, so that the weight of the connector is reduced while the wire pressing function is realized; by designing the puncture structure at the crimping end of the metal terminal, the step of wire stripping can be omitted, and the assembly efficiency is improved; through design cascaded joint structure between gluey shell seat and line ball lid, convenience of customers direct wiring uses, convenient assembling and high efficiency.

Drawings

FIG. 1 is a schematic view of the structure of the present invention.

Fig. 2 is a schematic view of the assembly of the flat cable according to the present invention.

Fig. 3 is a schematic view of the internal structure of the wire pressing cover of the present invention.

Fig. 4 is a schematic structural view of the rubber housing seat assembled with the metal terminal of the present invention.

Fig. 5 is a schematic view of a metal terminal structure according to the present invention.

In the above drawings, 1, a rubber shell seat; 11. a double-layer clamping tongue; 12. positioning a groove; 2. a wire pressing cover; 21. a position avoiding window; 22. pressing and connecting the bulges; 23. a weight reduction groove; 24. double-layer buckle; 25. penetrating the window; 3. a metal terminal; 31. a V-shaped guide port; 32. a U-shaped pressing interface; 33. a side wall; 4. and (4) arranging wires.

Detailed Description

The following description of the embodiments of the present invention is provided for illustrative purposes, and other advantages and effects of the present invention will become apparent to those skilled in the art from the present disclosure.

Please refer to fig. 1-5. It should be understood that in the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, or the orientation or positional relationship which the products of the present invention are usually placed in when used, which is only for the convenience of describing the present invention and simplifying the description, but does not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and therefore, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance. The terms "horizontal", "vertical", "overhang" and the like do not imply that the components are required to be absolutely horizontal or overhang, but may be slightly inclined. For example, "horizontal" merely means that the direction is more horizontal than "vertical" and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.

In the description of the present invention, it should be further noted that, unless otherwise specifically stated or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may include, for example, a fixed connection, a detachable connection, an integral connection, a mechanical connection, an electrical connection, a direct connection, an indirect connection via an intermediate medium, and a communication 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.

Example (b):

as shown in fig. 1-5, the light piercing connector provided by the present invention comprises a rubber housing base 1 and a wire pressing cover 2, wherein a metal terminal 3 is disposed in the rubber housing base 1, and the wire pressing cover 2 is disposed above a crimping end of the metal terminal 3 and is fastened and fixed with the rubber housing base 1 through a stepped clamping structure.

The crimping end of the metal terminal 3 is sequentially provided with a V-shaped guide opening 31 and a U-shaped clamping opening 32 which are communicated from outside to inside, and the V-shaped guide opening 31 and the side wall 33 of the crimping end of the metal terminal form a puncture structure. When cooperation line ball lid 2 was used, line ball lid 2 pressed winding displacement 4 to 3 crimping ends of metal terminal, and 4 protective layers of winding displacement were punctured earlier to the puncture structure, then the heart yearn forms electric connection along V type direction mouth 31 impressed in U type joint mouth 32 under the effect of line ball lid 2, and the internal diameter of U type joint mouth 32 slightly is less than the diameter of heart yearn to the joint is fixed.

Optionally, a hook-shaped structure (not shown) for injection molding is further provided on the pin end of the metal terminal 3.

Further, the top of the wire pressing cover 2 is provided with a position avoiding window 21 corresponding to the crimping end of the metal terminal 3, and the front side or the rear side of the wire pressing cover 2 is provided with a penetrating window 25 for inserting the flat cable 4. When the clamping structure is used, the flat cable 4 is inserted into the V-shaped guide opening 31 of the metal terminal 3 along the penetrating window 25, then the wire pressing cover 2 is pressed, so that the stepped clamping structure is completely buckled, and in the process, the pressing end of the metal terminal 3 pierces through the protective layer of the flat cable 4 and forms electrical connection with the core wire inside the flat cable. After the crimping is completed, the crimping end of the metal terminal 3 falls into the clearance window 21 at the top of the crimping cover 2, and the design reduces the volume and the weight of the connector. Meanwhile, the space-avoiding window 21 can be used as an observation window to ensure that the flat cable 4 is inserted in place when being assembled with the connector.

Furthermore, the inner wall of the top of the pressing line cover 2 is provided with a pressing protrusion 22, the outer wall of the top of the pressing line cover 2 is provided with a weight reduction groove 23, and the pressing protrusion 22 and the weight reduction groove 23 are correspondingly arranged. The crimping protrusion 22 facilitates the crimping cover 2 to apply downward pressure on the wires in the row 4, and the lightening groove 23 and the crimping protrusion 22 are correspondingly arranged, so that the thickness of the crimping protrusion 22 is consistent with that of the top of the crimping cover 2, and the weight of the connector can be reduced to the maximum extent.

Furthermore, the left side and the right side of the rubber casing base 1 are provided with double-layer clamping tongues 11, the left side and the right side of the line pressing cover 2 are provided with double-layer buckles 24, and the double-layer clamping tongues 11 and the double-layer buckles 24 are correspondingly arranged to form a two-section stepped clamping structure. When the user uses, directly insert the winding displacement 4 inside the connector from wearing to establish window 25, press line lid 2 and make second section joint structure lock, accomplish the connection of winding displacement 4 and connector. The connector does not need to be opened in the assembling process, and the assembling is convenient and efficient.

Furthermore, the front and back sides of the rubber casing base 1 are provided with positioning grooves 12 for positioning the flat cables, and the positioning grooves 12 and the penetrating windows 25 are correspondingly arranged. The positioning groove 12 is used for positioning the flat cable 4 so that the flat cable 4 accurately falls into the V-shaped guide opening 31 of the crimping end of the metal terminal 3.

Therefore, the utility model has the following advantages:

The foregoing embodiments are merely illustrative of the principles and utilities of the present invention and are not intended to limit the utility model. Any person skilled in the art can modify or change the above-mentioned embodiments without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which can be made by those skilled in the art without departing from the spirit and technical spirit of the present invention be covered by the claims of the present invention.

Claims

1. The utility model provides a light-duty puncture type connector, includes rubber casing seat and line ball lid, its characterized in that: be equipped with the metal terminal in the capsule seat, the line ball lid is located metal terminal crimping end top and with the capsule seat is fixed through cascaded joint structure lock, the top of line ball lid be equipped with the position window of keeping away that the metal terminal crimping end corresponds, the front side or the rear side of line ball lid are equipped with and supply the interior window of establishing of wearing of winding displacement male.

2. A light-weight pierce-type connector according to claim 1, characterized in that: the end part of the metal terminal crimping end is sequentially provided with a V-shaped guide port and a U-shaped clamping port which are communicated from outside to inside, and the V-shaped guide port and the side wall of the metal terminal crimping end form a puncture structure.

3. A light-weight pierce-type connector according to claim 1, characterized in that: the inner wall of the top of the pressure wire cover is provided with a pressure welding bulge, the outer wall of the top of the pressure wire cover is provided with a weight reduction groove, and the pressure welding bulge and the weight reduction groove are correspondingly arranged.

4. A light-weight pierce-type connector according to claim 1, characterized in that: the left and right sides of rubber casing seat is equipped with double-deck block tongue, the left and right sides of line ball lid is equipped with double-deck buckle, double-deck block tongue with double-deck buckle corresponds the setting and constitutes two sections cascaded joint structures.

5. A light-weight pierce-type connector according to claim 1, characterized in that: the front side and the rear side of the rubber shell seat are provided with positioning grooves for positioning the flat cables, and the positioning grooves and the penetrating windows are correspondingly arranged.