CN220172433U

CN220172433U - Electrical connector with replaceable pins

Info

Publication number: CN220172433U
Application number: CN202321651583.5U
Authority: CN
Inventors: 何莉; 张辉
Original assignee: Dongguan Aochuang Electronic Co ltd
Current assignee: Dongguan Aochuang Electronic Co ltd
Priority date: 2023-06-27
Filing date: 2023-06-27
Publication date: 2023-12-12
Anticipated expiration: 2033-06-27

Abstract

The utility model discloses an electrical connector with replaceable pins, which comprises: the wire 1, contact pin 2, be used for electric connection wire 1 with contact pin 2's binding post 3 and integrated into one piece parcel in binding post 3 with plastic seat 4 on the wire 1 tip, wherein, contact pin 2 with can plug dismouting mode with binding post 3 is connected. The contact pin 2 and the wiring terminal 3 are connected in a pluggable manner, and when the contact pin 2 is broken or bent, the damaged contact pin 2 can be pulled out for replacement, so that the whole connector or the whole connecting wire bundle is not required to be replaced, the cost is greatly saved, the material waste is avoided, and the social resource is saved. Secondly, the contact pin 2 and the wiring terminal 3 can be fixed in a threaded or elastic clamping mode, so that the contact pin 2 is prevented from being pulled out when the electric connector is plugged in a butting mode.

Description

Electrical connector with replaceable pins

Technical field:

the utility model relates to the technical field of connectors, in particular to an electric connector with replaceable pins.

The background technology is as follows:

pin connectors are a common type of electrical connector that employ a pin and socket arrangement to make an electrical connection. The pins are typically made of metal with protruding portions and the receptacles are corresponding holes or interfaces for receiving the insertion of the pins. The combination of pins and receptacles forms a reliable electrical connection for transmitting signals, power or data.

At present, the pin type connector is widely applied in various fields. Some common fields of application include:

1. electronic equipment: pin connectors are widely used in electronic devices such as computers, cell phones, televisions, audio equipment, and the like. They are used to connect components, modules or external devices between circuit boards to enable the transmission of signals and power.

2. Communication and network: pin connectors play an important role in the fields of communications and networking. For example, RJ45 plugs and jacks are commonly used for ethernet connections for connecting computers, routers, switches, and the like.

3. Industrial equipment: pin connectors have wide application in industrial equipment such as industrial control systems, robots, sensors, and measuring instruments. They are used to connect various sensors, actuators, motors and control modules to enable communication and control between devices.

4. The automotive industry: pin connectors are also an important component in the automotive industry. They are used for the connection of automotive electrical systems, including engine management systems, body control modules, lighting systems, audio systems, and the like.

Pin connectors are important in connectors. They provide reliable electrical connection, and have the characteristics of convenient insertion and extraction, reusability and strong durability. The pin connector has various designs and specifications to meet the requirements of different applications. They are widely used in modern electronics, communications, industry and automotive fields, playing a key role in the proper functioning of the device and in signal transmission.

At present, the existing pin type connector on the market is easy to deform or break in the use process because the pins are usually thinner, but the pins are usually not replaceable, so that the plug cannot be used as long as one pin is broken or deformed, the whole lead wire is often required to be replaced, the use cost of a user is greatly increased, and the connector is not environment-friendly enough, so that a large amount of waste is caused. Such as: the utility model provides a public seat of novel connector, novel connector female seat and novel connector of chinese patent application bulletin number CN 213660676U, this public needle 2 of patent is connected fixedly through the public seat leg terminal 3 of first soldering tin 7, and public needle 2 and public seat leg terminal 3 install respectively in public needle mounting hole 11 and the first terminal mounting hole 12 of public seat pedestal 1 to after soldering tin equipment, the three is assembled as a whole, can't dismantle. In the use, after male pin 2 produced fracture or buckling, whole connector male seat all need be changed, and after male seat leg terminal 3 is connected with the wire rod and after connector male seat and wire rod pass through the plastic parcel, when one of them male pin 2 fracture or warp, need change whole connection pencil, with high costs, the benefit is low, causes very big material waste.

In view of this, the present inventors have proposed the following means.

The utility model comprises the following steps:

the utility model aims to overcome the defects of the prior art and provides an electric connector with replaceable pins.

In order to solve the technical problems, the utility model adopts the following technical scheme: the electrical connector of the replaceable pin comprises: the wire, contact pin, be used for electric connection the wire with the binding post of contact pin and integrated into one piece parcel in binding post with the plastic seat on the wire tip, wherein, the contact pin with can plug the dismouting mode with binding post is connected.

Furthermore, in the above technical solution, the pin includes a large shaft portion connected with the connection terminal and a small shaft portion extending out of the plastic seat.

Furthermore, in the above technical solution, one end of the connection terminal is connected with the wire, the other end of the connection terminal is provided with an elastic sleeve portion for sleeving the large shaft portion, and the contact pin is installed in the elastic sleeve portion in a pluggable connection manner.

Furthermore, in the above technical scheme, one end of the connecting terminal is fixed with the wire through soldering tin, the large shaft portion is elastically clamped with the elastic sleeve portion, and a mounting and dismounting hole for inserting and pulling out the pin is formed in the plastic seat.

Furthermore, in the above technical scheme, one end of the connecting terminal is connected with the wire, the other end of the connecting terminal is provided with an elastic sleeve part for sleeving the large shaft part, the large shaft part is connected with the elastic sleeve part through soldering tin, and the small shaft part is connected with the large shaft part through threads.

In the above technical scheme, the end of the large shaft portion is provided with a threaded hole for mounting the small shaft portion, and the end of the small shaft portion is provided with a threaded column assembled in a matching manner with the threaded hole.

Furthermore, in the above technical solution, an end portion of the large shaft portion protrudes out of the plastic seat.

Furthermore, in the above technical scheme, the plastic seat is including wrapping up in body portion on the binding post and shaping in the body portion rear end wall and wrap up in butt joint portion on the wire, the both sides of body portion are provided with a plurality of sand grip portions of being convenient for plug, the both sides of butt joint portion are provided with a plurality of recess portions of being convenient for plug.

By adopting the technical scheme, compared with the prior art, the utility model has the following beneficial effects: in the utility model, the contact pin and the wiring terminal are connected in a pluggable manner, and when the contact pin is broken or bent, the damaged contact pin can be pulled out for replacement, so that the whole connector or the whole connecting wire bundle is not required to be replaced, the cost is greatly saved, the material waste is avoided, and the social resource is saved. Secondly, the contact pin and the wiring terminal can be fixed in a threaded or elastic clamping mode, so that the contact pin is prevented from being pulled out when the electric connector is plugged in a butting mode.

Description of the drawings:

FIG. 1 is a perspective view of the present utility model;

FIG. 2 is a schematic view of a first embodiment of the present utility model;

fig. 3 is a schematic structural diagram of a second embodiment of the present utility model.

The specific embodiment is as follows:

the utility model will be further described with reference to specific examples and figures.

Referring to fig. 1 to 3, there is shown an electrical connector with replaceable pins, comprising: the wire 1, contact pin 2, be used for electric connection wire 1 with contact pin 2's binding post 3 and integrated into one piece parcel in binding post 3 with plastic seat 4 on the wire 1 tip, wherein, contact pin 2 with can plug dismouting mode with binding post 3 is connected. The contact pin 2 and the wiring terminal 3 are connected in a pluggable manner, and when the contact pin 2 is broken or bent, the damaged contact pin 2 can be pulled out for replacement, so that the whole connector or the whole connecting wire bundle is not required to be replaced, the cost is greatly saved, the material waste is avoided, and the social resource is saved. Secondly, the contact pin 2 and the wiring terminal 3 can be fixed in a threaded or elastic clamping mode, so that the contact pin 2 is prevented from being pulled out when the electric connector is plugged in a butting mode.

The plastic seat 4 comprises a body portion 41 wrapped on the connecting terminal 3 and a butt joint portion 42 formed on the rear end wall of the body portion 41 and wrapped on the lead 1, a plurality of raised strip portions 411 which are convenient to insert and pull are arranged on two sides of the body portion 41, and a plurality of groove portions 421 which are convenient to insert and pull are arranged on two sides of the butt joint portion 42. The pin 2 comprises a large shaft portion 21 connected with the connecting terminal 3 and a small shaft portion 22 extending out of the plastic seat 4. The end of the large shaft portion 21 protrudes out of the plastic seat 4. The end part of the large shaft part 21 is convexly arranged on the plastic seat 4, so that the inserting of the inserting needle 2 can be facilitated, and the inserting needle 2 can be replaced conveniently after being broken.

Referring to fig. 2, in a first embodiment of the present utility model, one end of the connection terminal 3 is connected to the wire 1, an elastic sleeve portion 31 for sleeving the large shaft portion 21 is disposed at the other end of the connection terminal 3, and the pin 2 is mounted in the elastic sleeve portion 31 in a pluggable connection manner. One end of the connecting terminal 3 is fixed with the wire 1 through soldering tin, the large shaft portion 21 is elastically clamped with the elastic sleeve portion 31, and a mounting and dismounting hole for inserting and pulling out the pin 2 is formed in the plastic seat 4.

In this embodiment, the large shaft portion 21 of the pin 2 is inserted into the elastic sleeve portion 31 of the terminal 3, the large shaft portion 21 is held tightly and fixed by using the elastic clamping force of the elastic sleeve portion 31, when the electrical connector is used normally, the holding force of the elastic sleeve portion 31 can prevent the pin 2 from being pulled out, and when the small shaft portion 22 of the pin 2 is bent or broken, the residual portion of the pin 2 is clamped by hand or a tool and pulled out by force, when the pulling force of the pin 2 is greater than the holding force of the elastic sleeve 31, the pin 2 is pulled out from the elastic sleeve 31, and then the complete pin 2 is installed into the elastic sleeve 31, so that the replacement of the pin 2 is realized, the embarrassment that the whole electrical connector needs to be replaced after a certain pin 2 is damaged is avoided, and the use cost of a user is greatly saved.

Referring to fig. 3, in a second embodiment of the present utility model, one end of the connection terminal 3 is connected to the wire 1, an elastic sleeve portion 31 for sleeving the large shaft portion 21 is disposed at the other end of the connection terminal 3, the large shaft portion 21 is connected to the elastic sleeve portion 31 by soldering tin, and the small shaft portion 22 is connected to the large shaft portion 21 by screw threads. The end of the large shaft portion 21 is provided with a screw hole 211 for mounting the small shaft portion 22, and the end of the small shaft portion 22 is provided with a screw post 221 assembled in a matching manner with the screw hole 211.

In this embodiment, the small shaft portion 22 of the pin 2 is connected with the large shaft portion 21 by adopting a threaded manner, when the electrical connector is used normally, the threaded connection relationship between the small shaft portion 22 and the large shaft portion 21 can prevent the small shaft portion 22 from being pulled out, and when the small shaft portion 22 is bent or broken, the small shaft portion 22 is twisted to detach the small shaft portion 22 from the large shaft portion 21, and then the intact small shaft portion 21 is newly mounted on the large shaft portion 22, so that the replacement of the pin 2 is realized, the embarrassment that the whole electrical connector needs to be replaced after a certain pin 2 is damaged is avoided, and the use cost of a user is greatly saved.

In summary, the pin 2 and the connecting terminal 3 are connected in a pluggable manner, when the pin 2 is broken or bent, the damaged pin 2 can be pulled out for replacement, or the small shaft portion 22 of the pin 2 is detached for replacement, so that the whole connector or the whole connecting wire bundle is not required to be replaced, the cost is greatly saved, the material waste is avoided, and the social resource is saved. Secondly, the contact pin 2 and the wiring terminal 3 are fixed in a threaded or elastic clamping mode, so that the contact pin 2 can be prevented from being pulled out when the electric connector is plugged in a butting mode.

It is understood that the foregoing description is only illustrative of the present utility model and is not intended to limit the scope of the utility model, but rather is to be accorded the full scope of all such modifications and equivalent structures, features and principles as set forth herein.

Claims

1. An electrical connector for replaceable pins, comprising: wire (1), contact pin (2), be used for electric connection wire (1) with binding post (3) and integrated into one piece parcel of contact pin (2) in binding post (3) with plastic seat (4) on wire (1) tip, wherein, contact pin (2) with can plug the mode of dismouting with binding post (3) are connected.

2. The electrical connector of the replaceable pin of claim 1, wherein: the contact pin (2) comprises a large shaft part (21) connected with the wiring terminal (3) and a small shaft part (22) extending out of the plastic seat (4).

3. The electrical connector of the replaceable pin of claim 2, wherein: one end of the wiring terminal (3) is connected with the wire (1), an elastic sleeve part (31) used for sleeving the large shaft part (21) is arranged at the other end of the wiring terminal (3), and the contact pin (2) is installed in the elastic sleeve part (31) in a pluggable connection mode.

4. The electrical connector of claim 3, wherein: one end of the wiring terminal (3) is fixed with the wire (1) through soldering tin, the large shaft part (21) is elastically clamped with the elastic sleeve part (31), and a mounting and dismounting hole for inserting and pulling out the contact pin (2) is formed in the plastic seat (4).

5. The electrical connector of the replaceable pin of claim 2, wherein: one end of the wiring terminal (3) is connected with the lead (1), an elastic sleeve part (31) used for sleeving the large shaft part (21) is arranged at the other end of the wiring terminal (3), the large shaft part (21) is connected with the elastic sleeve part (31) through soldering tin, and the small shaft part (22) is connected with the large shaft part (21) through threads.

6. The electrical connector of the replaceable pin of claim 5, wherein: the end part of the large shaft part (21) is provided with a threaded hole (211) for installing the small shaft part (22), and the end part of the small shaft part (22) is provided with a threaded column (221) assembled in a matching way with the threaded hole (211).

7. The electrical connector of the replaceable pin of claim 6, wherein: the end part of the large shaft part (21) protrudes out of the plastic seat (4).

8. The electrical connector of the replaceable pin according to any one of claims 1-7, wherein: the plastic seat (4) comprises a body part (41) wrapped on the wiring terminal (3) and a butt joint part (42) formed on the rear end wall of the body part (41) and wrapped on the lead (1), a plurality of raised strip parts (411) which are convenient to insert and pull are arranged on two sides of the body part (41), and a plurality of groove parts (421) which are convenient to bend are arranged on two sides of the butt joint part (42).