CN221928758U - A loose-proof and vibration-resistant motor power line wiring structure - Google Patents

Abstract

The utility model relates to an anti-loosening vibration-resistant motor power line wiring structure which comprises a wiring terminal male head and a wiring terminal female head, wherein the wiring terminal male head is sequentially provided with a male head half-arc part, a male head middle end and a wire connecting part from front to back; the female head of the wiring terminal is sequentially provided with a half-arc part of the female head, a middle end of the female head and a wire connecting part from front to back; the male head half-arc part and the female head half-arc part are provided with an adaptive positioning boss and an adaptive positioning groove; the front sides of the male and female half-arc parts are respectively provided with a male positioning column and a female positioning column, and the front parts of the middle ends of the male and female heads are provided with male positioning holes and female positioning holes. The motor power line connecting terminal has locking and vibration resistance, and is beneficial to ensuring the safe operation of the motor; the locking structures such as the fixed nuts and the like are canceled, so that the connection form is simplified; the process of coating screw fastening glue is omitted, and the assembly process is simplified.

Description

A loose-proof and vibration-resistant motor power line wiring structure

Technical Field

The utility model belongs to the technical field of aviation electric drive and relates to a loose-proof and vibration-resistant motor power line connection structure.

Background Art

Aviation multi-electric distributed control systems are the development trend of the next generation of control systems. As an important part of the distributed control system, the reliability of the motor's operation directly determines whether the control system can operate safely. The motor power line is connected to the controller or power supply device through the terminal to obtain electrical energy and achieve stable operation. Once the terminal is damaged, such as loose or broken, it will affect the motor's acquisition of electrical energy, the motor will stop working and cause the control system to stop operating.

Usually, the terminal block is fixed with nuts and prevented from loosening by means of double nuts, self-locking nuts, spring laminations, locking wires in series or thread locking adhesive. The above methods may still loosen under strong vibration conditions, and the anti-loosening method of thread locking adhesive has the risk of reducing the conductive performance of the terminal block.

Summary of the invention

The purpose of the utility model is to provide a loose-proof and vibration-resistant motor power line wiring structure, which can solve the problems of motor power line wiring terminals being easily loosened and broken in a vibrating working environment. The utility model provides a loose-proof and vibration-resistant motor power line wiring terminal, which can make the wiring terminal itself have the ability of loosening prevention and vibration resistance, eliminate locking structures such as fixing nuts, and simplify the connection form.

According to the technical solution provided by the utility model: a loose-proof and vibration-resistant motor power line wiring structure, including a male terminal and a female terminal, the male terminal is composed of a male semi-arc portion, a male middle end, and a wire connecting portion from front to back; the female terminal is composed of a female semi-arc portion, a female middle end, and a wire connecting portion from front to back; the male semi-arc portion and the female semi-arc portion are provided with matching positioning bosses and positioning grooves; the front sides of the male semi-arc portion and the female semi-arc portion are respectively provided with male positioning columns and female positioning columns, the front parts of the male middle end and the female middle end are provided with matching male positioning holes and female positioning holes, and axial connection structures are respectively provided in the male semi-arc portion and the female semi-arc portion; the wire is connected in the wire connecting portion, and elastic elements are sleeved on the wire connecting portion and the outer periphery of the wire.

As a further improvement of the utility model, the axial connection structure includes a fixing pin, and a male axial fixing pin hole and a female axial fixing pin hole are penetrated through the male semi-arc portion and the female semi-arc portion.

As a further improvement of the present invention, the wire connecting portion is in a hollow tube shape.

As a further improvement of the present invention, the end of the wire is connected to the wire connecting portion by welding.

As a further improvement of the present invention, the end of the wire is crimped and connected to the wire connecting portion.

As a further improvement of the utility model, the elastic element is made of rubber.

As a further improvement of the utility model, the elastic element adopts a spring.

The positive effects of this application are:

The utility model enables the motor power line terminal itself to have locking and vibration resistance capabilities, which is conducive to ensuring the safe operation of the motor; eliminates locking structures such as fixing nuts, which is conducive to simplifying the connection form; eliminates processes such as coating thread fastening glue, which is conducive to simplifying the assembly process.

BRIEF DESCRIPTION OF THE DRAWINGS

FIG1 is a schematic structural diagram of the utility model.

FIG. 2 is a schematic structural diagram of a male terminal block of the utility model.

FIG3 is a schematic structural diagram of the female terminal block of the utility model.

In Figures 1 to 3, it includes a wire 1, an elastic element 2, a male terminal 3, a fixing pin 4, a female terminal 5, a male terminal positioning hole 6, a male terminal axial fixing pin hole 7, a positioning boss 8, a male terminal positioning column 9, a female terminal positioning column 10, a positioning groove 11, a female terminal axial fixing pin hole 12, a female terminal positioning hole 13, etc.

DETAILED DESCRIPTION

It should be noted that, in the absence of conflict, the embodiments and features in the embodiments of the present invention can be combined with each other. The present invention will be described in detail below with reference to the accompanying drawings and in combination with the embodiments.

In order to enable those skilled in the art to better understand the solution of the utility model, the following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work should fall within the scope of protection of the utility model.

It should be noted that the terms "first", "second", etc. in the specification and claims of the utility model and the above-mentioned drawings are used to distinguish similar objects, and are not necessarily used to describe a specific order or sequence. It should be understood that the data used in this way can be interchanged where appropriate, so as to describe the embodiments of the utility model described herein. In addition, similar terms such as "including" and "having" mean that in addition to those contents already listed in "including" and "having", other contents that have not been listed can also be "included" and "having"; for example, a process, method, system, product or device that can include a series of steps or units is not necessarily limited to those steps or units that have been clearly listed, but can include other steps or units that are not clearly listed or inherent to these processes, methods, products or devices.

Due to the angle of the drawing, some components may not be drawn, but their positions and connection relationships can be partially understood based on the text expression.

As shown in Figures 1 to 3, the utility model is a loose-proof and vibration-resistant motor power line wiring structure, including a male terminal 3 and a female terminal 5. The male terminal 3 is composed of a male semi-arc portion, a male middle end, and a wire connection portion from front to back; the female terminal 5 is composed of a female semi-arc portion, a female middle end, and a wire connection portion from front to back; the male semi-arc portion and the female semi-arc portion are provided with an adapted positioning boss 8 and a positioning groove 11; the front side of the male semi-arc portion and the front side of the female semi-arc portion are respectively provided with a male positioning column 9 and a female positioning column 10, and the front part of the male middle end and the female middle end is provided with a male positioning hole 6 and a female positioning hole 13, and an axial connection structure is respectively provided in the male semi-arc portion and the female semi-arc portion. The wire connection portion is connected to the wire 1, and an elastic element 2 is sleeved on the outer periphery of the wire connection portion and the wire 1.

The axial connection structure comprises a fixing pin 4, and a male axial fixing pin hole 7 and a female axial fixing pin hole 12 are penetrated through the male semi-arc portion and the female semi-arc portion.

The wire connection part is in the shape of a hollow tube, and the end of the wire 1 is connected thereto by welding or crimping.

The elastic element 2 is made of elastic material, such as rubber, spring, etc.; the elastic element 2 makes the connected male terminal 3 and female terminal 5 assembly flexible, thereby achieving a vibration-resistant function.

The working process of the utility model is as follows:

During installation, the male positioning hole 6, positioning boss 8 and male positioning column 9 on the male terminal 3 are matched with the female positioning column 10, positioning groove 11 and female positioning hole 13 on the female terminal 5 to achieve connection; after installation, the fixing pin 4 is interference-fitted into the male axial fixing pin hole 7 and the female axial fixing pin hole 12 of the male terminal 3 and the female terminal 5; the wedge-shaped structures that cooperate with each other on the male terminal 3 and the female terminal 5 play a radial anti-loosening function after installation; the fixing pin 4 cooperates with the male axial fixing pin hole 7 and the female axial fixing pin hole 12 to play an axial anti-loosening function.

It is understood that the above embodiments are merely exemplary embodiments used to illustrate the principles of the present invention, but the present invention is not limited thereto. For those skilled in the art, various modifications and improvements can be made without departing from the spirit and essence of the present invention, and these modifications and improvements are also considered to be within the scope of protection of the present invention.

Claims (7)

1. The utility model provides a motor power line wiring structure of locking resistant vibration, includes binding post male (3) and binding post female (5), its characterized in that, binding post male (3) is public first half arc portion, public head middle-end, wire connecting portion in proper order from front to back; the wiring terminal female head (5) is sequentially provided with a female head half-arc part, a female head middle end and a wire connecting part from front to back; the male half arc part and the female half arc part are provided with an adaptive positioning boss (8) and a positioning groove (11); the front sides of the male head half arc part and the female head half arc part are respectively provided with a male head positioning column (9) and a female head positioning column (10), the front parts of the middle end of the male head and the middle end of the female head are provided with a male head positioning hole (6) and a female head positioning hole (13), and the male head half arc part and the female head half arc part are respectively provided with an axial connecting structure; the wire connecting part is connected with a wire (1), and an elastic element (2) is sleeved on the periphery of the wire connecting part (1).

2. The anti-loosening vibration-resistant motor power line wiring structure according to claim 1, wherein the axial connection structure comprises a fixing pin (4), and male axial fixing pin holes (7) and female axial fixing pin holes (12) are formed in the male half-arc part and the female half-arc part in a penetrating manner.

3. The anti-loosening vibration-resistant motor power line connection structure according to claim 1, wherein the wire connection portion is hollow tubular.

4. The anti-loosening vibration-resistant motor power line connection structure according to claim 1, wherein the end portion of the wire (1) is welded to the wire connecting portion.

5. The looseness-preventing vibration-resistant motor power line connection structure according to claim 1, wherein the end portion of the wire (1) is press-connected with the wire connecting portion.

6. The anti-loosening vibration-resistant motor power line connection structure according to claim 1, wherein the elastic element (2) is made of rubber.

7. The anti-loosening vibration-resistant motor power line connection structure according to claim 1, wherein the elastic element (2) adopts a spring.