阅读说明：本技术 一种高振区电机温度补偿电缆连接装置及其安装方法 (High-vibration-area motor temperature compensation cable connecting device and mounting method thereof ) 是由 党状丽 袁麟 杨阳 于 2020-12-31 设计创作，主要内容包括：本申请提供了一种高振区电机温度补偿电缆连接装置,包括：用于固定与补偿电缆一端子连接的第一连接片,所述第一连接片包括具有第一标识的第一接线本体,第一接线本体的一端具有第一接线孔、另一端具有向外延伸的第二紧固部,第一接线孔和第二紧固部之间具有第一紧固部,其中第一紧固部的面积小于第二紧固部；用于固定与补偿电缆另一端子连接的第二连接片,所述第二连接片包括具有第二标识的第二接线本体,第二接线本体的一端具有第二接线孔、另一端具有向外延伸的第四紧固部,第二接线孔和第四紧固部之间具有第三紧固部,其中第三紧固部的面积小于第二紧固部；其中,第一接线孔的尺寸小于第二接线孔的尺寸。本申请的连接装置通过接线孔与端子连接,被紧固部分成两段部分实现对电线进行固定,左部分实现线芯与连接片压紧电线使其可靠连接,右部分实现电线绝缘体与连接片固定,受力部分延长,分散了电线受力的应力点,解决了端子根部受力点集中易折断的问题。(The application provides a high district motor temperature compensation cable junction device that shakes includes: the first connecting piece is used for fixing and connecting with a terminal of a compensation cable, and comprises a first connecting body with a first mark, one end of the first connecting body is provided with a first connecting hole, the other end of the first connecting body is provided with a second fastening part extending outwards, and the first fastening part is arranged between the first connecting hole and the second fastening part, wherein the area of the first fastening part is smaller than that of the second fastening part; the second connecting piece is used for fixing and connecting with the other terminal of the compensation cable, the second connecting piece comprises a second wiring body with a second mark, one end of the second wiring body is provided with a second wiring hole, the other end of the second wiring body is provided with a fourth fastening part extending outwards, a third fastening part is arranged between the second wiring hole and the fourth fastening part, and the area of the third fastening part is smaller than that of the second fastening part; wherein the size of the first wiring hole is smaller than the size of the second wiring hole. The connecting device is connected with the terminal through the wiring hole, the fastened part is divided into two parts to fix the electric wire, the wire core and the connecting piece are compressed by the left part to enable the electric wire to be reliably connected, the wire insulator and the connecting piece are fixed by the right part, the stress part is extended, stress points of the electric wire are dispersed, and the problem that the stress points at the root of the terminal are concentrated and are prone to breaking is solved.)

1. The utility model provides a high district motor temperature compensation cable junction device that shakes which characterized in that includes:

a first connection piece (10) for fixing and connecting a terminal of a compensation cable, the first connection piece (10) comprising a first connection body (11) having a first identification (13), one end of the first connection body (11) having a first connection hole (12), the other end having a second fastening portion (15) extending outwardly, a first fastening portion (14) being provided between the first connection hole (12) and the second fastening portion (15), wherein the first fastening portion (14) has an area smaller than that of the second fastening portion (15);

the second connecting piece (20) is used for fixing and connecting with the other terminal of the compensation cable, the second connecting piece (20) comprises a second wiring body (21) with a second mark (23), one end of the second wiring body (21) is provided with a second wiring hole (22), the other end of the second wiring body is provided with a fourth fastening part (25) extending outwards, a third fastening part (24) is arranged between the second wiring hole (22) and the fourth fastening part (25), and the area of the third fastening part (24) is smaller than that of the second fastening part (25);

wherein the size of the first wiring hole (12) is smaller than the size of the second wiring hole (22).

2. The high-vibration region motor temperature compensation cable connection device as claimed in claim 1, wherein the first mark (13) is marked with "+" and the second mark (23) is marked with "-".

3. The high-vibration region motor temperature compensation cable connection device as claimed in claim 1, wherein the first wiring hole (12) has a bore diameter of 4mm to 5 mm; the aperture of the second wiring hole (22) is 5 mm-6 mm.

4. The high-vibration region motor temperature compensation cable connection device as claimed in claim 1, wherein the distance between the first fastening part (14) and the second fastening part (15) is 4mm to 5 mm; the distance between the third fastening part (24) and the fourth fastening part (25) is 4-5 mm.

5. The high-vibration region motor temperature compensation cable connection device according to claim 4, wherein the first fastening portions (14) are uniformly arranged at both sides of the first wiring body (11) with the center of the first wiring body (11), and the second fastening portions (15) are non-uniformly arranged at both sides of the first wiring body (11) with the center of the first wiring body (11);

the third fastening parts (24) are uniformly distributed on two sides of the second wiring body (21) by the center of the second wiring body (21), and the fourth fastening parts (25) are non-uniformly distributed on two sides of the second wiring body (21) by the center of the second wiring body (21).

6. The high-vibration region motor temperature compensation cable connection device according to claim 5, wherein the first fastening portion (14) and/or the second fastening portion (15) can form a curved containing structure with the center of the first wiring body (11);

the third fastening portion (24) and/or the fourth fastening portion (25) can form a curved containing structure with the center of the second wiring body (21).

7. The high-vibration region motor temperature compensation cable connection device of claim 1, wherein the first connection piece and the second connection piece are made of copper.

8. A method for installing a temperature compensation cable connection device of a motor in a high vibration region according to any one of claims 1 to 7, comprising the steps of:

s1, stripping off the insulating layers with preset lengths from the ends of the two compensating cables, and leaking out the wire cores;

s2, putting a wire core of a compensation cable into the first fastening part, putting a cable part into the second fastening part, and tightly pressing the first lug plate by using flat tongs to firmly wrap the electric wire;

s3, welding and fixing the pressed compensating cable core part on the first wiring sheet by using an electric iron, and cleaning the welding position by using alcohol;

s4, sleeving a heat-shrinkable sleeve to the welding position of the first lug plate, exposing the first mark on the lug plate, and shrinking by using a heat-shrinkable gun;

s5, installing the core of another compensation cable in the steps S2-S4 to complete connection;

and S6, connecting the head-collected compensation cable to a corresponding binding post of the generator through a binding post.

9. The method for mounting the temperature compensation cable connection piece of the motor in the high vibration region according to claim 2, wherein the predetermined length is 5mm to 6 mm.

Technical Field

The application belongs to the technical field of cable connection, and particularly relates to a high-vibration-area motor temperature compensation cable connection device and an installation method thereof.

Background

The engine compartment of an aircraft belongs to a high vibration region, and a generator is installed in the region. In order to improve the working reliability of the generator, a thermocouple is arranged on a bearing on the generator, and the thermocouple collects and outputs the temperature of the bearing of the generator through a compensation cable, so that the temperature of the bearing of the generator is monitored in real time.

However, in the connection of the temperature compensation cable in the prior art, because the generator is installed in the vibration area, the connection wire for temperature compensation is thinner, and the root of the wire is stressed and has concentrated price ratio when being connected by a standard component and is easy to break; and the standard component has no polarity identification, and the wrong connection prevention performance is poor during installation.

Disclosure of Invention

An object of the present application is to provide a high vibration region motor temperature compensation cable connection device and a method of installing the same to solve or alleviate at least one of the problems of the background art.

On one hand, the technical scheme of the application is as follows: a high vibration region motor temperature compensation cable connection device comprising:

the first connecting piece is used for fixing and connecting with a terminal of a compensation cable, and comprises a first connecting body with a first mark, one end of the first connecting body is provided with a first connecting hole, the other end of the first connecting body is provided with a second fastening part extending outwards, and the first fastening part is arranged between the first connecting hole and the second fastening part, wherein the area of the first fastening part is smaller than that of the second fastening part;

the second connecting piece is used for fixing and connecting with the other terminal of the compensation cable, the second connecting piece comprises a second wiring body with a second mark, one end of the second wiring body is provided with a second wiring hole, the other end of the second wiring body is provided with a fourth fastening part extending outwards, a third fastening part is arranged between the second wiring hole and the fourth fastening part, and the area of the third fastening part is smaller than that of the second fastening part;

wherein the size of the first wiring hole is smaller than the size of the second wiring hole.

Furthermore, the first mark is marked by a plus sign, and the second mark is marked by a minus sign.

Furthermore, the aperture of the first wiring hole is 4-5 mm; the aperture of the second wiring hole is 5 mm-6 mm.

Further, the distance between the first fastening part and the second fastening part is 4-5 mm; the distance between the third fastening part and the fourth fastening part is 4-5 mm.

Furthermore, the first fastening parts are uniformly distributed at two sides of the first wiring body by the center of the first wiring body, and the second fastening parts are non-uniformly distributed at two sides of the first wiring body by the center of the first wiring body; the third fastening portion is evenly distributed on two sides of the second wiring body through the center of the second wiring body, and the fourth fastening portion is arranged on two sides of the second wiring body through the center of the second wiring body in a non-evenly distributed mode.

Further, the first fastening portion (14) and/or the second fastening portion (15) can form a curved containing structure with the center of the first wiring body (11); the third fastening portion (24) and/or the fourth fastening portion (25) can form a curved containing structure with the center of the second wiring body (21).

Further, the first connecting sheet and the second connecting sheet are made of copper.

On the other hand, the technical scheme of the application is as follows: the installation method of the temperature compensation cable connecting device of the motor in the high vibration region comprises the following steps:

s1, stripping off the insulating layers with preset lengths from the ends of the two compensating cables, and leaking out the wire cores;

s2, putting the wire core of a compensation cable into the second fastening part, and tightly pressing the containing part of the first lug plate by using flat tongs to firmly contain the wire;

s3, welding and fixing the pressed compensating cable core part on the first wiring sheet by using an electric iron, and cleaning the welding position by using alcohol;

s4, sleeving a heat-shrinkable sleeve to the welding position of the first lug plate, exposing the first mark on the lug plate, and shrinking by using a heat-shrinkable gun;

s5, installing the core of another compensation cable in the steps S2-S4 to complete connection;

and S6, connecting the head-collected compensation cable to a corresponding binding post of the generator through a binding post.

Further, the predetermined length is 5mm to 6 mm.

The application provides a connecting device is through adopting different shapes, different quantity's lug, according to different mounting method and step, guarantees that electric wire and binding post are reliably connected, makes the atress part extension of electric wire and motor linkage segment, has disperseed the stress point, has prevented temperature compensation cable effectively and has broken at the root of connecting to guaranteed in flight process, can continuously monitor the state of generating heat of motor, and then improved the reliability of generator work.

Drawings

In order to more clearly illustrate the technical solutions provided by the present application, the following briefly introduces the accompanying drawings. It is to be expressly understood that the drawings described below are only illustrative of some embodiments of the invention.

Fig. 1 is a schematic view of a first connecting piece of the present application.

Fig. 2 is a schematic side view of a first connecting piece.

Fig. 3 is a schematic view of a second connecting piece of the present application.

Fig. 4 is a schematic side view of a second connecting piece.

Detailed Description

In order to make the implementation objects, technical solutions and advantages of the present application clearer, the technical solutions in the embodiments of the present application will be described in more detail below with reference to the drawings in the embodiments of the present application.

The terms first, second, third, fourth, etc. appearing in this application are used merely to describe various elements, components, regions, layers and/or sections, but these elements, components, regions, layers and/or sections should not be limited by these terms. These terms are only used to distinguish one element, component, region, layer or section from another element, component, region, layer or section.

As shown in fig. 1 to 4, the high vibration region motor temperature compensation cable connection device provided in the present application includes a first connection tab 10 and a second connection tab 20 for connecting a temperature compensation cable on an aircraft with a thermocouple mounted on a generator so that a signal carried by the thermocouple can be transmitted. A compensating cable (not shown) is run from the generator bearing end for transmitting signals carried by the thermocouple.

The two connecting pieces in the present application are similar in structure, but differ in that the two connecting pieces are used to connect different electrodes of the engine, respectively, and thus have certain differences in structure.

As shown in fig. 1, the first connection piece (10) includes a first connection body (11) having a first mark (13), one end of the first connection body (11) has a first connection hole (12), the other end has a second fastening portion (15) extending outward, and a first fastening portion (14) is provided between the first connection hole (12) and the second fastening portion (15), wherein the first fastening portion (14) has an area smaller than that of the second fastening portion (15).

As shown in fig. 3, the second connection piece (20) includes a second connection body (21) having a second identification (23), one end of the second connection body (21) has a second connection hole (22), the other end has a fourth fastening portion (25) extending outward, a third fastening portion (24) is provided between the second connection hole (22) and the fourth fastening portion (25), wherein the area of the third fastening portion (24) is smaller than that of the second fastening portion (25), and the size of the first connection hole (12) is smaller than that of the second connection hole (22).

In one embodiment of the present application, the first mark (13) is marked with a "+" mark, and the second mark (23) is marked with a "-", i.e., corresponding to the positive and negative electrodes in the electrode. Through carrying out the sign to the connection piece, can realize preventing connecing the mistake.

In addition, the first wiring hole (12) in the present application has a hole diameter of 4mm to 5mm, and the second wiring hole (22) has a hole diameter of 5mm to 6 mm. The distance between the first fastening part (14) and the second fastening part (15) is 4-5 mm, and the distance between the third fastening part (24) and the fourth fastening part (25) is 4-5 mm.

In the present application, the first fastening parts (14) are uniformly distributed at both sides of the first wire body (11) with the center of the first wire body (11), and the second fastening parts (15) are non-uniformly arranged at both sides of the first wire body (11) with the center of the first wire body (11).

Similarly, the third fastening parts (24) are uniformly distributed on two sides of the second wiring body (21) with the center of the second wiring body (21), and the fourth fastening parts (25) are non-uniformly distributed on two sides of the second wiring body (21) with the center of the second wiring body (21).

The first fastening portion (14) and the second fastening portion (15) can form a curved containing structure with the center of the first wiring body (11), and the third fastening portion (24) and the fourth fastening portion (25) can form a curved containing structure with the center of the second wiring body (21). The first fastening part (14) and the third fastening part (24) form a containing structure which can be used for clamping a metal part of the cable, and the second fastening part (15) and the fourth fastening part (25) form a containing structure which can be used for clamping an insulation part close to a stripped metal part in the cable.

In a preferred embodiment of the present application, the first connecting piece and the second connecting piece are made of copper, which has superior electrical conductivity and is less expensive.

The connecting device that this application provided is connected with the terminal through the wiring hole, is fixed the electric wire by the partial realization of two sections of parts of fastening, and the left part realizes that sinle silk and connection piece compress tightly the electric wire and make its reliable connection, and the right part realizes that electric wire insulator is fixed with the connection piece, and the stress part extension has disperseed the stress point of electric wire atress, has solved the problem that terminal root stress point concentrates the easy rupture.

In addition, the application also provides an installation method of the high vibration area motor temperature compensation cable connection device, which comprises the following steps:

s1, stripping off the insulating layers with preset lengths from the ends of the two compensating cables, and leaking out the wire cores;

s2, putting a wire core of a compensation cable into the first fastening part, putting a cable part into the second fastening part, and tightly pressing the first lug plate by using flat tongs to firmly wrap the electric wire;

s3, welding and fixing the pressed compensating cable core part on the first wiring sheet by using an electric iron, and cleaning the welding position by using alcohol;

s4, sleeving a heat-shrinkable sleeve to the welding position of the first lug plate, exposing the first mark on the lug plate, and shrinking by using a heat-shrinkable gun;

s5, installing the core of another compensation cable in the steps S2-S4 to complete connection;

and S6, connecting the head-collected compensation cable to a corresponding binding post of the generator through a binding post.

Wherein the predetermined length is 5mm to 6 mm.

According to the connecting device and the mounting method, the connecting sheet which is similar in shape and sectional is adopted, and according to the similar mounting method and steps, the reliable connection of the compensating cable and the connecting sheet is ensured, so that the stress part of the connecting section of the compensating cable and the motor is prolonged, stress points are dispersed, the temperature compensating cable is effectively prevented from being broken at the root of the connection, and therefore the heating state of the motor can be continuously monitored in the flying process, and the working reliability of the generator is improved.

The above description is only for the specific embodiments of the present application, but the scope of the present application is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present application should be covered within the scope of the present application. Therefore, the protection scope of the present application shall be subject to the protection scope of the claims.