CN205353224U - Cable transmission performance detection device - Google Patents

Abstract

The cable transmission performance detection device of the present utility model comprises: the upper part of the housing is connected to a cable clamp; an ultrasonic transmitter, a current generator, a current sensor, a waveform processor and a processor are arranged inside the housing; there are two cable clamps, and the current The generator and the current sensor are respectively connected to a cable clamp; the waveform processor is connected to the ultrasonic transmitter; the waveform processor and the current generator are respectively connected to the processor; the cable clamp is two semicircular rings connected at the lower end, and the upper end of the cable clamp is open . The cable transmission performance detection device of the utility model has the advantages of simple structure and convenient operation. Through the joint action of ultrasonic technology and current detection technology, the cable can be detected more effectively, and the operation difficulty of the staff is effectively reduced. Improve the efficiency of power system maintenance work.

Description

Cable transmission performance testing device

technical field

The utility model relates to the field of electrical equipment, in particular to a cable transmission performance detection device.

Background technique

A cable is a wire used to transmit power or information from one place to another. It is usually made of several or several groups of wires twisted with each other and wrapped with an insulating coating on the outside of the twisted wires. become.

There are a large number of cables used in the power system to transmit power through the cables. Therefore, the stability and effectiveness of power transmission in the power system depend on the normal operation of the cables.

However, after working for a long time, the cable is likely to have problems such as aging and damage. Moreover, since the cable is often erected in the open air or buried in the ground, changes in the external environment will also affect the normal and stable operation of the cable. Work makes an impact. If the cable is damaged, etc., it is likely to affect the normal operation of the power system.

At present, the devices for detecting cables usually have a relatively complicated structure, which makes the cable detection process complicated and inconvenient.

Therefore, how to design a device that can detect the working performance of cables more conveniently and efficiently has become an urgent matter to be solved.

Contents of the invention

In order to solve the problems in the prior art, the utility model provides a cable transmission performance detection device, which can effectively detect the cable performance.

The technical scheme of the utility model is:

A cable transmission performance detection device, characterized in that it includes: a housing, a cable clamp, an ultrasonic transmitter, a current generator, a current sensor, a waveform processor and a processor;

The upper part of the housing is connected to the cable clamp;

The ultrasonic transmitter, current generator, current sensor, waveform processor and processor are arranged inside the housing;

There are two cable clamps, and the current generator and the current sensor are respectively connected to one cable clamp;

The waveform processor is connected to the ultrasonic transmitter;

The waveform processor and the current generator are respectively connected to the processor;

Wherein, the cable clamp is two semi-circular rings whose lower ends are connected, and the two semi-circular rings form an opening at the upper end of the cable clamp, and the width of the opening is 0.5-1.5 times the radius of the semi-circular ring.

Preferably, a touch screen is also included, and the touch screen is connected to the processor and connected to the front of the housing for displaying the detection results.

Preferably, a power supply is also included, which is connected to the processor and arranged inside the housing for supplying power to the processor.

Preferably, the cable clamp is made of metal material.

The cable transmission performance detection device of the utility model has the advantages of simple structure and convenient operation. Through the joint action of ultrasonic technology and current detection technology, the cable can be detected more effectively, and the operation difficulty of the staff is effectively reduced. Improve the efficiency of power system maintenance work.

Description of drawings

Fig. 1 is a front structural view of an embodiment of a cable transmission performance detection device of the present invention.

Fig. 2 is a back structure diagram of an embodiment of the cable transmission performance detection device of the present invention.

Fig. 3 is a connection structure diagram of an embodiment of the cable transmission performance detection device of the present invention.

detailed description

In order to make the purpose, technical solutions and advantages of the present utility model clearer, the technical solutions in the embodiments of the present utility model will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present utility model. Obviously, the described implementation Example is a part of embodiments of the present utility model, rather than all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the scope of protection of the present utility model.

Below in conjunction with accompanying drawing, the utility model is further described.

As shown in Fig. 1, Fig. 2 and Fig. 3, the reference numerals in the figures are: 1 is the housing, 2 is the cable clamp, 3 is the ultrasonic transmitter, 4 is the current generator, and 11 is the touch screen.

As shown in FIGS. 1 and 2 , the cable transmission performance detection device of this embodiment specifically includes: a housing 1 , a cable clamp 2 , an ultrasonic transmitter 3 , a waveform processor and a current generator 4 .

The connection structure of this embodiment is specifically:

The cable clamp 2 is divided into two semi-circular structures, and the lower ends of the two semi-circular rings are connected to each other, and the upper ends of the two semi-circular rings are opened, so as to clamp the cable through the opening of the upper end of the cable clamp 2, and the cable detection has been carried out .

There are two cable clamps 2, which are respectively connected to the housing 1, and one of the cable clamps 2 is connected to the current generator 4, and is used to transmit the current generated by the current generator 4 to the cable, so that the current is transmitted in the cable; Another cable clamp 2 is connected with a current sensor for receiving the current in the cable and detecting the magnitude of the current.

Further, when testing the cable transmission performance through this embodiment, two cable clamps 2 are respectively connected to the two ends of the cable to be tested, and the cable needs to be in a power-off state, so as to measure the cable more accurately. transmission performance.

Further, the cable clamp 2 can be made of metal material so that the cable clamp 2 has good conductivity.

The cable clamp 2 is connected to the upper part of the housing 1 .

As shown in Figure 3, the current sensor and the current generator 4 are respectively connected to the cable clamp 2, so as to send the current signal generated by the current generator 4 through the cable clamp 2, and receive the current signal transmitted in the cable, and pass the current signal The loss of the cable is used to detect the transmission performance of the cable.

At the same time, the ultrasonic transmitter 3 also generates ultrasonic signals, and transmits the generated ultrasonic signals to the cable, and at the same time detects the integrity of the cable according to the returned ultrasonic signals to confirm whether the cable is damaged or broken.

Specifically, the ultrasonic transmitter 3 transmits the ultrasonic signal to detect the integrity of the cable through the ultrasonic signal, and whether the cable has problems such as damage and open circuit; at the same time, the cable clamp 2 transmits and receives the current signal, through the weakening of the current signal transmission. Detect the efficiency of cable transmission, and further detect whether the cable is damaged or not connected.

On the ultrasonic transmitter 3, a waveform processor is also connected, and the waveform processor controls the ultrasonic transmitter to emit ultrasonic waves, and analyzes and processes the ultrasonic waves sent back by the ultrasonic transmitter to obtain specific data that can be analyzed and processed by the processor Detection information, in order to analyze the new performance of the cable.

The waveform processor, the current sensor and the current generator 4 are also respectively connected to the processor, and the detected information of the analyzed data type and the detected information of the current information detected and analyzed by the current sensor are sent to the processor by the waveform processor, The corresponding detection information can be analyzed and processed by the processor, and the detection result of the cable transmission performance can be obtained.

And, the processor controls the control of the current generation by the current generator 4 to ensure the effective control of the generation of current information for detecting the transmission performance of the cable.

Further, a touch screen 11 is also connected to the processor, and the touch screen 11 displays the detection results obtained after analysis and processing by the processor, so that the staff can understand the transmission performance of the detected cables more conveniently.

Still further, the touch screen 11 can be connected to the front of the housing 1 so that the detection results can be observed intuitively during the cable transmission performance detection process by the cable transmission performance detection device of this embodiment.

Still further, the control information to the cable transmission performance detection device can also be input through the touch screen 11, so that the work of the processor can be controlled through the control information, and the ultrasonic transmitter 3, the current generator 4, the current generator can be further controlled by the processor. The work of sensors and waveform processors.

The ultrasonic transmitter 3, the current generator 4, the current sensor, the waveform processor and the processor are respectively placed inside the casing 1, and the casing 1 realizes effective protection to prevent damage to it by the external environment.

Further, the ultrasonic transmitter 3 and the current generator 4 can partially expose the back of the housing 1, so that the exposed parts of the ultrasonic transmitter 3 and the current generator 4 can be effectively controlled, so that the cable transmission performance detection process can More convenient and faster.

Further, the present embodiment also includes a power supply, which can also be placed inside the casing 1, and meanwhile, the power supply is connected to the processor, so as to supply power to the processor through the power supply and support the normal operation of the processor. Simultaneously, when the power supply supplies power to the processor, the power supply will also provide electric energy to the ultrasonic transmitter 3, the current generator 4, the current sensor, the waveform processor, and the touch screen 11 connected to the processor at the same time, so that this implementation Each component in the cable transmission performance detection device of the example can work normally and stably, ensuring the validity of the cable penetration performance detection.

Using the cable transmission performance detection device of the present invention to carry out business operations, the specific circumstances are as follows:

The insulating layer at both ends of the cable that needs to be tested for transmission performance is peeled off to expose the conductive core inside, and two cable clamps 2 are used to respectively clamp the exposed conductive core at both ends of the cable; ultrasonic transmitter 3 is used to send ultrasonic waves The signal and the current signal sent by the current generator 4 are sent by the cable clamp 2; the ultrasonic generator 3 and the current sensor send the detection information of the ultrasonic signal and the current signal transmitted back to the waveform processor and the processor respectively; the waveform processor will The ultrasonic signal sent back is analyzed by the processor to obtain data-type detection information and sent to the processor; the processor analyzes and processes the detection information sent by the waveform processor and the current generator, and finally obtains the detection result of the cable transmission performance , and send the detection result to the touch screen for display.

The cable transmission performance detection device of the utility model has the advantages of simple structure and convenient operation. Through the joint action of ultrasonic technology and current detection technology, the cable can be detected more effectively, and the operation difficulty of the staff is effectively reduced. Improve the efficiency of power system maintenance work.

The above is only a preferred embodiment of the utility model, it should be pointed out that for those of ordinary skill in the art, without departing from the technical principles of the utility model, appropriate improvements and deformations can also be made, these improvements and Deformation should also be regarded as the protection scope of the present utility model.

Claims (3)

1. a cable transmission performance detecting device, it is characterised in that including: housing, cable clip, ultrasonic transmitter, current feedback circuit, current sensor, waveform processor and processor；

Described housing upper connects described cable clip；

Described ultrasonic transmitter, current feedback circuit, current sensor, waveform processor and processor are arranged at described enclosure interior；

Described cable clip is two, and described current feedback circuit and current sensor connect a described cable clip respectively；Described cable clip is two semicircular ring that lower end is connected, and two semicircular ring form opening in the upper end of described cable clip, and the width of described opening is 0.5-1.5 times of described semicircular ring radius；

Described waveform processor connects described ultrasonic transmitter；

Described waveform processor and current feedback circuit connect described processor respectively；

Wherein, described cable transmission performance detecting device also includes touch screen, the described touch screen described processor of connection, and connects the front of described housing, is used for showing testing result.

2. cable transmission performance detecting device according to claim 1, it is characterised in that

Also including power supply, described power supply connects described processor, and is arranged at described enclosure interior, for powering to described processor.

3. cable transmission performance detecting device according to claim 1, it is characterised in that

Described cable clip adopts metal material to make.