Cable fault detection device

Abstract

The utility model discloses a cable fault detection device, which comprises a storage box and a cable fault detector arranged in the storage box, a buffer protection layer is filled between the storage box and the cable fault detector, a liquid crystal display screen is arranged on the cable fault detector, an operation panel is arranged on the cable fault detector, and the storage box is provided with a power supply. The cable fault detector is provided with a jack, the cable fault detector is provided with a switch, the cable fault detector is provided with a charging port, the storage box is provided with a rotary cover, the side wall of the storage box is provided with a handle, the storage box is provided with a wire storage groove, and the wire storage groove is provided with a power supply. A fault detection probe is placed in the electric wire storage groove, one end of the fault detection probe is electrically connected with a connecting wire, and a fault detection module is arranged in the storage box. The outdoor cable fault detection device is simple in structure, small in size, convenient to carry at any time, capable of carrying out field fault detection on outdoor cables, and worthy of popularization.

Description

Technical Field

[0001] The utility model relates to the technical field of cable fault detection, in particular to a cable fault detection device. Background Art

[0002] Fault indication devices are used in distribution networks. They can detect abnormal operating conditions of distribution lines in real time, quickly detect and locate short circuits or ground faults in lines, and help relevant personnel quickly isolate faulty sections and carry out repairs, thus reducing power outage time and scope. Therefore, fault indication device systems have been widely used in my country.

[0003] Existing cable fault detection devices are generally bulky and large in size, which is not convenient for outdoor cable detection. For example, a cable fault locator performance evaluation device and method with application number CN202011266986.9 can only detect faulty cables indoors. However, in reality, there are many objective conditions that limit the detection, and outdoor cables need to be inspected on site. To solve the above problems, a cable fault detection device is proposed in this application. Utility Model Content

[0004] The purpose of the utility model is to solve the shortcomings of the prior art and to propose a cable fault detection device, which has a simple structure and a small size, can be conveniently carried at any time and can perform on-site fault detection on outdoor cables, and is worthy of promotion.

[0005] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0006] A cable fault detection device comprises a storage box and a cable fault detector arranged in the storage box, a buffer protection layer is filled between the storage box and the cable fault detector, a liquid crystal display is installed on the cable fault detector, an operation panel is installed on the cable fault detector, a jack is installed on the cable fault detector, a switch is provided on the cable fault detector, a charging port is installed on the cable fault detector, a rotating cover is installed on the storage box, a handle is installed on the side wall of the storage box, a wire storage groove is provided on the storage box, a fault detection probe is placed in the wire storage groove, one end of the fault detection probe is electrically connected to a connecting wire, one end of the connecting wire is electrically connected to a connecting pin, and a fault detection module is provided in the storage box.

[0007] Preferably, the fault detection module comprises a detection signal generator and a probe signal receiver which are arranged in the cable fault detector.

[0008] Preferably, the detection signal generator is electrically connected to the fault detection probe.

[0009] Preferably, the storage box and the rotating cover are connected via a damping bearing.

[0010] Preferably, the outer wall of the handle is covered with a protective layer, and the material of the protective layer is rubber.

[0011] Compared with the prior art, the utility model has the following beneficial effects:

[0012] 1. Perform fault detection operation by placing the fault detection probe close to the cable surface. Faults in cables in different areas can be detected by moving the fault detection probe.

[0013] 2. A high-energy pulse signal can be emitted through the detection signal generator in the cable fault detector, and finally the high-energy pulse signal is transmitted to the cable through the fault detection probe. The high-energy pulse signal can be received by the probe signal receiver, and the fault of the detected cable can be analyzed through the cable fault detector, and finally the fault can be displayed on the LCD screen.

[0014] 3. The device has a simple structure and a small size, and can be carried at any time to perform on-site fault detection on outdoor cables, which is worthy of promotion.

[0015] In summary, the device has a simple structure and a small size, and can be conveniently carried at any time to perform on-site fault detection on outdoor cables, which is worthy of promotion. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 A cross-sectional view of the cable fault detection device proposed by the utility model;

[0017] Figure 2 This is a structural schematic diagram of the cable fault detection device proposed by the utility model.

[0018] In the figure: 1 storage box, 2 cable fault detector, 3 buffer protection layer, 4 LCD screen, 5 operation panel, 6 jack, 7 switch, 8 charging port, 9 rotating cover, 10 handle, 11 wire storage slot, 12 connecting pin, 13 connecting wire, 14 fault detection probe, 15 detection signal generator, 16 probe signal receiver. DETAILED DESCRIPTION

[0019] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0020] Reference Figure 1-2The cable fault detection device includes a storage box 1 and a cable fault detector 2 arranged in the storage box 1. A buffer protection layer 3 is filled between the storage box 1 and the cable fault detector 2. The buffer protection layer 3 can protect the cable fault detector 2.

[0021] The cable fault detector 2 is equipped with a liquid crystal display screen 4 for displaying the detection results. The cable fault detector 2 is equipped with an operation panel 5, through which the frequency and voltage output size of the high-voltage pulse can be changed to detect faults of cables under different conditions. The cable fault detector 2 is equipped with a jack 6. The cable fault detector 2 is provided with a switch 7 to control the switch of the cable fault detector 2. The cable fault detector 2 is equipped with a charging port 8, which can charge the cable fault detector 2.

[0022] A rotating cover 9 is installed on the storage box 1, and the storage box 1 and the rotating cover 9 are connected through a damping bearing. A handle 10 is installed on the side wall of the storage box 1, and the outer wall of the handle 10 is covered with a protective layer made of rubber, which gives people a comfortable feeling; and the device is small in size and easy to carry.

[0023] A wire storage groove 11 is provided on the storage box 1, and a fault detection probe 14 is placed in the wire storage groove 11, which can contact the cable to detect cable faults through high-voltage pulse signals. One end of the fault detection probe 14 is electrically connected to a connecting wire 13, and one end of the connecting wire 13 is electrically connected to a connecting pin 12. The connecting pin 12 is inserted into the socket 6 to detect faults. A fault detection module is provided in the storage box 1. The fault detection module includes a detection signal generator 15 and a probe signal receiver 16 arranged in the cable fault detector 2. The detection signal generator 15 is electrically connected to the fault detection probe 14, and a high-voltage pulse can be emitted through the detection signal generator 15. The probe signal receiver 16 can receive the high-voltage pulse in contact with the cable, perform data analysis on the reflected high-voltage pulse, and detect and analyze the cable fault. This technology is a prior art.

[0024] In the utility model, when it is necessary to perform fault detection on the cable, the staff rotates the rotating cover 9 to open it, inserts the connecting pin 12 into the socket 6, turns on the power of the device by operating the switch 7, and performs fault detection operation by moving the fault detection probe 14 close to the cable surface. By moving the fault detection probe 14, faults in cables in different areas can be detected; a high-energy pulse signal can be emitted by the detection signal generator 15 in the cable fault detector 2, and finally the high-energy pulse signal is transmitted to the cable by the fault detection probe 14, and the high-energy pulse signal can be received by the probe signal receiver 16, and the fault of the detected cable is analyzed by the cable fault detector 2, and finally the fault is displayed on the LCD screen 4.

[0025] The utility model solves the problem in the prior art that it is inconvenient to perform field detection on outdoor cables under the limitation of objective conditions by providing a small-volume storage box and a cable fault detector that are easy to carry.

Claims

1. A cable fault detection device, comprising a storage box (1) and a cable fault detector (2) arranged in the storage box (1), characterized in that: A buffer protection layer (3) is filled between the storage box (1) and the cable fault detector (2); a liquid crystal display screen (4) is installed on the cable fault detector (2); an operation panel (5) is installed on the cable fault detector (2); a jack (6) is installed on the cable fault detector (2); a switch (7) is provided on the cable fault detector (2); a charging port (8) is installed on the cable fault detector (2); a rotating cover (9) is installed on the storage box (1); a handle (10) is installed on the side wall of the storage box (1); a wire storage groove (11) is provided on the storage box (1); a fault detection probe (14) is placed in the wire storage groove (11); one end of the fault detection probe (14) is electrically connected to a connecting wire (13); one end of the connecting wire (13) is electrically connected to a connecting pin (12); and a fault detection module is provided in the storage box (1).

2. The cable fault detection device according to claim 1, characterized in that: The fault detection module comprises a detection signal generator (15) and a probe signal receiver (16) which are arranged in the cable fault detector (2).

3. The cable fault detection device according to claim 2, characterized in that: The detection signal generator (15) is electrically connected to the fault detection probe (14).

4. The cable fault detection device according to claim 1, characterized in that: The storage box (1) and the rotating cover (9) are connected via a damping bearing.

5. The cable fault detection device according to claim 1, characterized in that: The outer wall of the handle (10) is provided with a protective layer, and the material of the protective layer is rubber.

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