CN221669192U - Wire harness connector capable of being fastened in plugging mode - Google Patents

Abstract

The utility model relates to the field of wire harness connectors and discloses a wire harness connector which is fastened in a plugging manner, wherein the wire harness connector comprises a needle sleeve plug and a contact pin plug, a needle sleeve convex part is arranged at one end of the needle sleeve plug, which is close to the contact pin plug, a contact pin groove is arranged at the position corresponding to the position of the needle sleeve convex part, the needle sleeve convex part is inserted in the contact pin groove, a plurality of contact pins are arranged in the contact pin groove, and a needle sleeve matched with the contact pins is arranged in the needle sleeve convex part; the two opposite sides of the pin sleeve plug are respectively provided with a limiting fastening earcap, the pin plug corresponds to the limiting fastening earcap, an L-shaped deformation frame is arranged, and one end of the L-shaped deformation frame, which is close to the limiting fastening earcap, is provided with a reverse clamping block; the needle sleeve plug is internally provided with a spring cavity, a spring assembly is arranged in the spring cavity, the cavity wall of the spring cavity is slidably provided with a spring column, one end of the spring column extends into the spring cavity and is connected with the spring assembly, and the other end of the spring column extends to the outer side of the needle sleeve plug. This scheme simple structure has improved the steadiness of pencil connector grafting.

Description

A plug-in fastened wiring harness connector

Technical Field

The utility model relates to the field of wire harness connectors, in particular to a plug-and-fasten wire harness connector.

Background Art

The wiring harness is an indispensable accessory in electronic equipment or electrical connections. The connection of the wiring harness can realize the conduction of communication signals and the transmission of power. When some circuits and electrical appliances are used, multiple wiring harnesses are needed to exchange signals. Usually, a multi-wiring harness connector is used to connect the two. In order to facilitate disassembly, it is mostly made of two plugs and sockets. The existing connectors are mostly fastened by the friction during the plugging process. However, as the number of plugging and unplugging increases, the friction weakens and the fastening becomes worse. Therefore, it is necessary to provide a wiring harness connector with a simple structure and plug-in fastening.

Utility Model Content

In order to solve the deficiencies in the prior art, the utility model provides a novel plug-and-fasten wiring harness connector to solve the problem that the prior wiring harness connector is not firmly connected.

In order to achieve the above purpose, the utility model adopts the following technical solutions:

A plug-in fastened wiring harness connector, used to plug and fasten the wiring harness connector, comprising a needle sleeve plug and a pin plug, wherein the needle sleeve plug is provided with a needle sleeve convex portion at one end close to the pin plug, and the pin plug is provided with a pin slot at one end close to the needle sleeve plug corresponding to the position of the needle sleeve convex portion, wherein the needle sleeve convex portion is inserted into the pin slot, wherein a plurality of pins are arranged in the pin slot, and a needle sleeve matching the pin is arranged in the needle sleeve convex portion, so as to realize connection by inserting the pin into the needle sleeve;

The needle sleeve plug is provided with limiting and fastening ear sleeves on both opposite sides. The pin plug is provided with an L-shaped deformation frame corresponding to the position of the limiting and fastening ear sleeve, and a reverse block is provided at one end of the L-shaped deformation frame close to the limiting and fastening ear sleeve; an elastic cavity is provided in the needle sleeve plug, and a spring-pressing component is provided in the elastic cavity. A spring-pressing column is slidably provided on the cavity wall of the elastic cavity, one end of the spring-pressing column extends into the elastic cavity and is connected to the spring-pressing component, and the other end of the spring-pressing column extends to the outside of the needle sleeve plug.

Furthermore, the spring pressure assembly is composed of a spring and a spring pressure-blocking piece fixed to one end of the spring, and the spring pressure column is connected to the spring pressure-blocking piece.

Furthermore, the end of the reverse clamping block is close to one side of the pin plug and is provided with an inclined surface to form a pressed notch; the end of the reverse clamping block is away from one side of the pin plug and extends outward to form a sloped convex portion.

Furthermore, the L-shaped deformation frame is provided with reinforcing ribs along its own length direction, and the reinforcing ribs are perpendicular to the side surfaces of the L-shaped deformation frame.

Furthermore, the distance between the L-shaped deformation frame and the side surface of the pin plug is not less than 5 mm.

Furthermore, the maximum width of the reverse clamping block is greater than the width of the L-shaped deformation frame.

Furthermore, a locking sleeve is provided on the pin plug, and the locking sleeve is slidably connected to the L-shaped deformation frame.

Furthermore, a plurality of wiring harnesses are installed on the needle sleeve plug and the pin plug, and the needle sleeve and the pin are electrically connected to the wiring harnesses.

Compared with the prior art, the beneficial effect is that by adopting the above scheme, the utility model has a simple structure, and through the triple cooperation of the pin and the socket, the convex part and the needle groove, the reverse clamping block for top pressure and the limiting earmuff, the stability of the wiring harness connector is achieved, the plug-in is easy to use, and it cannot be opened by non-conscious external force, and has good market application value.

BRIEF DESCRIPTION OF THE DRAWINGS

FIG1 is a schematic structural diagram of a plug-and-fasten wiring harness connector according to an embodiment of the present utility model;

FIG2 is a schematic diagram of the bullet cavity structure of the embodiment of FIG1 of the utility model;

FIG3 is a schematic diagram of the reverse clamping block structure of the embodiment of FIG1 of the present utility model;

FIG4 is a schematic diagram of the pin slot structure of the embodiment of FIG1 of the utility model;

In the figure, 1. needle sleeve plug; 2. pin plug; 3. needle sleeve convex part; 4. pin slot; 5. pin; 6. limit fastening ear sleeve; 7. spring pressure column; 8. L-shaped deformation frame; 9. reverse clamp; 10. wiring harness; 11. pressed notch; 12. slope convex part; 13. spring; 14. spring cavity; 15. spring pressure piece.

DETAILED DESCRIPTION

In order to facilitate the understanding of the present invention by those skilled in the art, the specific implementation methods of the present invention are described below in conjunction with the accompanying drawings. The accompanying drawings provide preferred embodiments of the present invention. However, the present invention can be implemented in many different forms and is not limited to the embodiments described in this specification. On the contrary, the purpose of providing these embodiments is to make the understanding of the disclosure of the present invention more thorough and comprehensive.

It should be noted that when an element is referred to as being "fixed to" another element, it may be directly on the other element or there may be an intermediate element. When an element is considered to be "connected to" another element, it may be directly connected to the other element or there may be an intermediate element at the same time. The terms "mounted", "fixed", "upper", "lower" and similar expressions used in this specification are for illustrative purposes only.

Unless otherwise defined, all technical and scientific terms used in this specification have the same meanings as those commonly understood by technicians in the technical field of the present invention. The terms used in this specification are only for the purpose of describing specific embodiments and are not intended to limit the present invention.

One embodiment of the utility model is, as shown in Figures 1, 2, and 4, the plug-fastened wiring harness connector is used to plug and fasten the wiring harness connector, and is composed of a needle sleeve plug 1 and a pin plug 2; one end of the needle sleeve plug 1 is integrally connected with a needle sleeve protrusion 3, one end of the pin plug 2 is provided with a pin slot 4, the needle sleeve protrusion 3 is inserted into the pin slot 4, a plurality of pins 5 are fixedly installed in the pin slot 4, a plurality of needle sleeves are embedded and installed in the needle sleeve protrusion 3, the needle sleeve matches the pin 5, and the pin 5 is inserted into the needle sleeve to achieve electrical connection;

The two sides of the needle plug 1 are fixedly installed with limited fastening ear sleeves 6, and the two sides of the pin plug 2 are fixedly installed with L-shaped deformation frames 8. The L-shaped deformation frame 8 is mainly an L-shaped rod body. When the rod body is inserted into the limited fastening ear sleeve 6, the rod body will be deformed. The end of the L-shaped deformation frame 8 is fixedly installed with a reverse clamping block 9;

The needle sleeve plug 1 is provided with an elastic cavity 14, on the cavity wall of which an elastic pressure column 7 is slidably mounted, and the elastic pressure component is provided in the elastic cavity 14. One end of the elastic pressure column 7 extends into the elastic cavity 14 and is connected to the elastic pressure component, and the other end of the elastic pressure column 7 extends to the outside of the needle sleeve plug 1, which facilitates the pressing of the reverse clamping block 9 so that it reversely buckles the limiting and fastening earmuff 6, thereby increasing the overall fastening performance.

In this embodiment, as shown in FIG. 2 , the spring pressure assembly is composed of a spring 13 and a spring pressure stopper 15 fixed to one end of the spring 13 , and the spring pressure column 7 is fixedly connected to the spring pressure stopper 15 .

In this embodiment, as shown in FIG. 3 , the end of the reverse clamping block 9 is close to one side of the pin plug and is provided with an inclined surface to form a pressed notch 11 ; the end of the reverse clamping block is away from one side of the pin plug and extends outward to form a sloped protrusion 12 .

Specifically, a sloped protrusion 12 is provided on one side of the reverse clamping block 9, which is used to fasten the earmuff 6 in one direction through limiting and reverse clamping the column. A pressing notch 11 is provided at the end of the reverse clamping block 9, which is convenient for pressing the spring-pressing column 7 when pushed, so that it is retracted, and finally pressed on the side of the reverse clamping block 9 away from the sloped protrusion 12.

In this embodiment, as shown in FIG. 1 , the L-shaped deformation frame 8 is provided with reinforcing ribs along its own length direction, and the reinforcing ribs are perpendicular to the side surfaces of the L-shaped deformation frame.

Specifically, the reinforcing rib is arranged along the side of the L-shaped deformation frame close to the pin plug, that is, the reinforcing rib is arranged along the inner side of the L-shaped deformation frame, and the reinforcing rib protrudes from the surface of the L-shaped deformation frame.

In this embodiment, as shown in FIG. 1 , the distance between the L-shaped deformation frame 8 and the side surface of the pin plug 2 is not less than 5 mm.

In this embodiment, as shown in FIG. 1 , the maximum width of the reverse clamping block 9 is greater than the width of the L-shaped deformation frame 8 .

Specifically, a locking sleeve is sleeved on the pin plug 2, and the locking sleeve is slidably connected to the L-shaped deformation frame.

Specifically, the locking sleeve is located on the outside of the L-shaped deformable frame 8. After the reverse clamping block of the L-shaped deformable frame is inserted into the limiting and fastening earmuff, the locking sleeve is slid toward the limiting and fastening earmuff, and the locking sleeve is put on the L-shaped deformable frame to strengthen the connection strength of the L-shaped deformable frame.

In this embodiment, as shown in FIG. 1 , a plurality of wiring harnesses 10 are installed on both the needle sleeve plug 1 and the pin plug 2 , and both the needle sleeve and the pin are electrically connected to the wiring harnesses.

Specifically, the wiring harness connector that is plugged and fastened is basically connected away from the plug-in, so that the needle sleeve protrusion 3 is inserted into the pin sleeve 4, and the pin 5 is inserted into the needle sleeve to achieve fastening and electrical connection. While plugging in, the reverse clamping blocks 9 on both sides limit the fastening ear sleeve 6 to press the spring pressure column 7. The reverse clamping blocks 9 clamp the limit fastening ear sleeve 6 to make the plug-in more secure. When disassembly is required, press the reverse clamping blocks 9 to pull them out.

It should be noted that the above-mentioned technical features are further combined with each other to form various embodiments not listed above, which are all deemed to be within the scope of the present utility model specification; and, for ordinary technicians in this field, they can be improved or transformed according to the above description, and all these improvements and transformations should fall within the scope of protection of the claims attached to the present utility model.

Claims (8)

1. A wiring harness connector for plugging and fastening, used for plugging and fastening the wiring harness connector, characterized in that: it comprises a needle sleeve plug (1) and a pin plug (2), wherein the needle sleeve plug (1) is provided with a needle sleeve protrusion (3) at one end close to the pin plug (2), and the pin plug (2) is provided with a pin insertion groove (4) at one end close to the needle sleeve plug (1) corresponding to the position of the needle sleeve protrusion (3), the needle sleeve protrusion (3) is inserted into the pin insertion groove (4), a plurality of pins (5) are arranged in the pin insertion groove (4), and a needle sleeve matched with the pin (5) is arranged in the needle sleeve protrusion (3), so that the connection is realized by inserting the pin (5) into the needle sleeve; The needle sleeve plug (1) is provided with limiting and fastening ear sleeves (6) on opposite sides, and the pin plug (2) is provided with an L-shaped deformation frame (8) at a position corresponding to the limiting and fastening ear sleeve (6), and a reverse clamping block (9) is provided at one end of the L-shaped deformation frame (8) close to the limiting and fastening ear sleeve (6); the needle sleeve plug (1) is provided with an elastic cavity (14), and a spring-pressing component is provided in the elastic cavity (14), and a spring-pressing column (7) is slidably provided on the cavity wall of the elastic cavity (14), one end of the spring-pressing column (7) extends into the elastic cavity (14) and is connected to the spring-pressing component, and the other end of the spring-pressing column (7) extends to the outside of the needle sleeve plug (1). 2. The plug-in and fastened wiring harness connector according to claim 1 is characterized in that the spring-pressure assembly is composed of a spring (13) and a spring pressure-blocking piece (15) fixed at one end of the spring (13), and the spring-pressure column (7) is connected to the spring pressure-blocking piece (15). 3. The plug-in and fastened wiring harness connector according to claim 1 is characterized in that an end of the reverse clamping block (9) is close to a side of the pin plug (2) and is provided with an inclined surface to form a pressed notch (11); and an end of the reverse clamping block (9) is away from a side of the pin plug (2) and extends outward to form a sloped protrusion (12). 4. The plug-in fastened wiring harness connector according to claim 3 is characterized in that the L-shaped deformable frame (8) is provided with reinforcing ribs along its own length direction, and the reinforcing ribs are perpendicular to the side surfaces of the L-shaped deformable frame (8). 5. The plug-and-fasten wiring harness connector according to claim 4, characterized in that the distance between the L-shaped deformation frame (8) and the side surface of the pin plug (2) is not less than 5 mm. 6. The plug-and-fasten wiring harness connector according to claim 4, characterized in that the maximum width of the reverse clamping block (9) is greater than the width of the L-shaped deformation frame (8). 7. The plug-in fastened wiring harness connector according to claim 4, characterized in that a locking sleeve is sleeved on the pin plug (2), and the locking sleeve is slidably connected to the L-shaped deformation frame (8). 8. The plug-in fastened wiring harness connector according to claim 1, characterized in that a plurality of wiring harnesses (10) are installed on both the needle sleeve plug (1) and the pin plug (2), and both the needle sleeve and the pin are electrically connected to the wiring harness (10).