CN211785817U - Power distribution network line loss checking device - Google Patents

Abstract

The utility model discloses a distribution network line loss investigation device, including upper cover and lower cover, upper cover and lower cover pass through screwed connection and are whole, the upper surface left side of upper cover is provided with a plurality of groups and raises the sound mouth, the right side that the upper surface of upper cover is located the sound mouth is provided with liquid crystal display, the upper surface below of upper cover is provided with the switch, the upper end side of lower cover is provided with the signal line, the one end that the lower cover was kept away from to the signal line is provided with the semicircle chuck. A distribution network line loss investigation device, semicircle chuck can be better the laminating wait to detect circuit line and optical cable line, overload protection module can prevent the too big and damage circuit board of electric current through the circuit board, processing module can give liquid crystal display with the numerical information transport of analysis on to can control bee calling organ whether pipe, raise the sound mouth and can enlarge the sound of calling organ, be particularly suitable for the maintainer that the inspection experience is abundant inadequately.

Description

Power distribution network line loss checking device

Technical Field

The utility model relates to an investigation device field, in particular to distribution network line loss investigation device.

Background

The power supply line loss mainly refers to a general term of reactive power, active power and voltage loss generated when electric energy is transmitted through a power supply line, when grid electricity design is carried out, the line loss is increased in two aspects, on one hand, the power supply point is far away from a load center due to the fact that the whole planning design is not carried out on a power grid, the power supply line loss is increased due to a long distance, on the other hand, the line loss is high due to the fact that the power supply point and the load center are not far away from each other due to the fact that reasonable layout is not carried out, and on the other hand, the situations that circuitous circuit power supply, near electricity far away supply, power supply radius is too long and the like occur cause that power transmission lines are not configured according to actual conditions, the situations that the cross sections are too small and too large occur, and the long, the leakage and the impedance increase, which leads to the increase of the power line loss, in addition, when the over-compensation and the reactive compensation are insufficient, the reactive power passes through, the existing mode for checking the line loss mainly adopts manual detection, the used equipment is usually a traditional pointer voltmeter and ammeter, the checking process is more and complicated, and the checking process is mainly judged by the experience of checking workers, when the experience of the inspectors is insufficient, the traditional inspection method has certain limitations and errors, some power grids not only transmit electric power, but also transmit optical cable signals, the traditional voltmeter and ammeter can not inspect the errors of the optical cable signals, the contact heads of some inspection equipment are mostly straight and can not be tightly attached to electric wires and optical cables, therefore, the detected signal error is large, and the real power error and the optical cable signal error cannot be reflected.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a main aim at provides a distribution network line loss investigation device can effectively solve the problem in the background art.

In order to solve the above problem, the utility model discloses the technical scheme who takes does:

the utility model provides a distribution network line loss investigation device, includes upper cover and lower cover, upper cover and lower cover pass through screwed connection and are whole, the upper surface left side of upper cover is provided with a plurality of groups of mouth of raising the voice, the upper surface of upper cover is located the right side of mouth of raising the voice and is provided with liquid crystal display, the upper surface below of upper cover is provided with the switch, the upper end side of lower cover is provided with the signal line, the one end that the lower cover was kept away from to the signal line is provided with the semicircle chuck, the inboard upper surface of semicircle chuck is provided with signal detection module, the inboard lower surface of semicircle chuck is provided with current detection module, be provided with the circuit board in the middle of the inner space of lower cover, be provided with overload protection module on the circuit board, the below that is located overload protection module on the circuit board is provided with signal analysis module, the below that is located signal analysis module on the circuit board, a processing module is arranged below the current analysis module on the circuit board, and a buzzer is arranged on one side of the circuit board, which is located on the processing module.

Preferably, one end of the signal wire, which is far away from the semicircular chuck, is connected to the overload protection module.

Preferably, the overload protection module is connected with the signal analysis module through a wire.

Preferably, the current analysis module is connected with the signal analysis module through a wire.

Preferably, the processing module is connected with the current analysis module through a wire, and the processing module is further connected with a buzzer and a liquid crystal display screen.

Preferably, the buzzer is located on the circuit board below the speaker port.

Compared with the prior art, the utility model discloses following beneficial effect has: the utility model is provided with a semicircular chuck which is round with an opening and can better fit a power supply line to be detected and a network supply line, a signal detection module and a current detection module which are arranged can transmit detected numerical signals to a signal analysis module and a current analysis module, an overload protection module can prevent overlarge current from entering the signal analysis module to damage the module, the signal analysis module and the current analysis module can transmit the numerical values obtained by analysis to a processing module, a safe numerical value range table is prestored in the processing module, when the numerical values transmitted to the processing module are more than the prestored numerical values, the processing module can transmit and display the numerical values on a liquid crystal display screen and transmit signals to a buzzer, the buzzer buzzes to enlarge the volume through a loud speaker, the equipment inspection power distribution network has higher line loss efficiency and strong reliability, and is particularly suitable for being used by inspection personnel with insufficient experience, the equipment is simple and reliable to manufacture and is beneficial to large-area popularization and use.

Drawings

Fig. 1 is a diagram of the position relationship among the upper cover, the signal line, the semicircular chuck, the liquid crystal display, the switch and the speaker of the present invention;

fig. 2 is a position relationship diagram of the lower cover, the circuit board, the overload protection module, the signal analysis module, the current analysis module and the processing module of the present invention;

FIG. 3 is a diagram showing the positional relationship among the semi-circular chuck, the signal detection module and the current detection module of the present invention;

fig. 4 bit the utility model discloses a signal detection module, current detection module, overload protection module, signal analysis module, current analysis module, processing module, bee calling organ, liquid crystal display's working logic schematic diagram.

In the figure: 1. an upper cover; 2. a signal line; 3. a semicircular chuck; 4. a signal detection module; 5. a current detection module; 6. a liquid crystal display screen; 7. a switch; 8. a sound raising port; 9. a lower cover; 10. a circuit board; 11. A signal analysis module; 12. a current analysis module; 13. a processing module; 14. a buzzer; 15. and an overload protection module.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

Specific example 1:

as shown in fig. 1-4, a distribution network line loss inspection device comprises an upper cover 1 and a lower cover 9, the upper cover 1 and the lower cover 9 are connected into a whole through screws, the left side of the upper surface of the upper cover 1 is provided with a plurality of groups of sound emitting ports 8, the upper surface of the upper cover 1 is provided with a liquid crystal display screen 6 on the right side of the sound emitting ports 8, a switch 7 is arranged below the upper surface of the upper cover 1, the upper end side of the lower cover 9 is provided with a signal wire 2, one end of the signal wire 2 far away from the lower cover 9 is provided with a semicircular chuck 3, the inner upper surface of the semicircular chuck 3 is provided with a signal detection module 4, the inner lower surface of the semicircular chuck 3 is provided with a current detection module 5, the middle of the inner space of the lower cover 9 is provided with a circuit board 10, the circuit board 10 is provided with an overload protection module 15, the circuit board 10 is provided with a signal analysis module 11 below the overload protection module 15, the, a processing module 13 is arranged on the circuit board 10 below the current analysis module 12, and a buzzer 14 is arranged on one side of the circuit board 10, which is located on the processing module 13.

One end of the signal wire 2, which is far away from the semicircular chuck 3, is connected to an overload protection module 15, and the overload protection module 15 prevents overlarge current entering the circuit board 10; the overload protection module 15 is connected with the signal analysis module 11 through a lead, and the safer current value is analyzed through the signal analysis module 11; the current analysis module 12 is connected with the signal analysis module 11 through a lead, and current information passing through the signal analysis module 11 is analyzed through the current analysis module 12; the processing module 13 is connected with the current analysis module 12 through a lead, the processing module 13 is also connected with the buzzer 14 and the liquid crystal display screen 6, and the processing module 13 stores a safe current numerical range, can transmit an analysis result to the liquid crystal display screen 6 and can control the buzzer 14 to sound; the buzzer 14 is located on the circuit board 10 below the sound emitting port 8, and the sound emitting sound of the buzzer 14 is amplified through the sound emitting port 8.

The utility model discloses a theory of operation does: the power switch 7 is turned on, the semicircular chuck 3 is placed on a power distribution network line or an optical cable network line to be checked, the signal detection module 4 and the current detection module 5 can detect a current value in the power distribution network line and transmit the value in the optical cable network line to the signal analysis module 11, the overload protection module 15 can prevent the circuit board from being damaged by overlarge current passing through the circuit board 10, the value information passing through the signal analysis module 11 is analyzed by the current analysis module 12, the current analysis module 12 and the signal detection module 11 can transmit the detected signal value to the processing module 13, the processing module 13 is pre-stored with a safety value, the processing module 13 compares the received value with the pre-stored safety value and transmits the comparison result to the liquid crystal display 6, if the input current information value exceeds the pre-stored value, the processing module 13 can send a signal to the buzzer 14, the buzzer 14 sounds, and the speaker 8 can amplify the sound of the buzzer 14.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations and positional relationships based on the orientations and positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims (6)

1. The utility model provides a distribution network line loss investigation device, includes upper cover (1) and lower cover (9), its characterized in that: the upper cover (1) and the lower cover (9) are connected into a whole through screws, a plurality of groups of sound raising ports (8) are arranged on the left side of the upper surface of the upper cover (1), a liquid crystal display (6) is arranged on the right side, located on the sound raising ports (8), of the upper surface of the upper cover (1), a switch (7) is arranged below the upper surface of the upper cover (1), a signal wire (2) is arranged on the side face of the upper end of the lower cover (9), a semicircular chuck (3) is arranged at one end, far away from the lower cover (9), of the signal wire (2), a signal detection module (4) is arranged on the upper surface of the inner side of the semicircular chuck (3), a current detection module (5) is arranged on the lower surface of the inner side of the semicircular chuck (3), a circuit board (10) is arranged in the middle of the inner space of the lower cover (9), and an overload protection module, the circuit board is characterized in that a signal analysis module (11) is arranged below the overload protection module (15) on the circuit board (10), a current analysis module (12) is arranged below the signal analysis module (11) on the circuit board (10), a processing module (13) is arranged below the current analysis module (12) on the circuit board (10), and a buzzer (14) is arranged on one side of the processing module (13) on the circuit board (10).

2. The power distribution network line loss inspection device of claim 1, wherein: and one end of the signal wire (2) far away from the semicircular chuck (3) is connected to the overload protection module (15).

3. The power distribution network line loss inspection device of claim 1, wherein: the overload protection module (15) is connected with the signal analysis module (11) through a lead.

4. The distribution network line loss inspection device of claim 1, wherein: the current analysis module (12) is connected with the signal analysis module (11) through a lead.

5. The power distribution network line loss inspection device of claim 1, wherein: the processing module (13) is connected with the current analysis module (12) through a lead, and the processing module (13) is further connected with a buzzer (14) and a liquid crystal display screen (6).

6. The distribution network line loss inspection device of claim 3, wherein: the buzzer (14) is positioned on the circuit board (10) below the sound-raising port (8).

Images