A cable high-frequency spark tester

Abstract

The utility model discloses a cable high frequency spark testing machine, its technical scheme main points are, include: test box, one side fixed mounting of test box has power, the connecting end electric connection of power has cable body, one side fixed mounting of test box has electric arc detector, first provide stable high frequency current for cable body through power in use, simulate the working condition of cable under the action of high frequency current, through metal electrode ring is used for the cable body is encircled, thereby can accurately detect the spark or electric arc phenomenon of cable surface, and provide reliable data for subsequent performance evaluation, through rubber ring is used for guaranteeing that cable body is placed in the electric arc detector straight in the stable, to ensure that the subsequent electric arc detector can accurately perceive the spark or breakdown phenomenon that takes place on the cable surface, through the temperature and humidity sensor is used for the temperature and humidity change of real time monitoring test box, and is adjusted thermostat by control panel, thereby ensure the environment stability in the detection process.

Description

TECHNICAL FIELD

[0001] The utility model relates to cable test technical field, concretely relates to a cable high frequency spark testing machine. BACKGROUND

[0002] As an indispensable important component in modern power transmission and communication systems, the safety and reliability of cables are directly related to the normal operation of power and information. The insulating material of the cable is the key part to ensure the safe operation of the cable, therefore, evaluating the insulating performance of the cable is crucial to ensure the safety of power facilities. With the increase of the service life of the cable, especially in harsh environments, the insulating performance of the cable will gradually decrease, which may cause partial breakdown, spark or arc phenomenon, thereby increasing the risk of fire or causing equipment failure.

[0003] However, the traditional cable detection methods rely on visual inspection, electrical performance test and high voltage test, but these methods have detection blind spots and cannot monitor the spark or breakdown phenomenon of the cable in real time and accurately, in addition, the change of temperature and humidity of the external environment will also affect the insulating performance of the cable, and the existing methods usually do not consider these factors, resulting in unstable or inaccurate detection results, in order to solve the above problems, we propose a cable high frequency spark testing machine. SUMMARY

[0004] In view of the deficiencies of the prior art, the utility model provides a cable high frequency spark testing machine, which solves the problems in the background art.

[0005] The above technical purpose of the utility model is realized by the following technical scheme:

[0006] A cable high frequency spark testing machine, comprising: a test box, a power supply is fixedly installed on one side of the test box, a cable body is electrically connected to the connection end of the power supply, and an arc detector is fixedly installed on one side of the test box; a test assembly is arranged on the inside of the test box and is used for testing the cable body.

[0007] By adopting the above technical scheme, the power supply is provided to provide stable high frequency current for the cable body, and the arc detector is combined to accurately detect the insulating performance of the cable.

[0008] Preferably, the test assembly comprises: a side hole, the side hole is opened on the inside of the test box, a metal electrode ring is arranged in the inside of the test box, the input end of the arc detector is electrically connected together with the metal electrode ring through the side hole, and two brackets are fixedly installed in the inside of the test box and are fixedly connected together with the metal electrode ring.

[0009] By adopting the technical scheme, the metal electrode ring is arranged to cover the cable body, so that the spark or arc phenomenon on the surface of the cable can be accurately detected, and reliable data can be provided for subsequent performance evaluation.

[0010] Preferably, the test assembly further comprises an outer groove opened on the inner side of the test box, a control panel fixedly installed inside the outer groove, the control panel being electrically connected with the power supply and the arc detector respectively, outer holes being respectively opened on the left and right sides of the test box, and rubber rings being fixedly installed inside the outer holes, the cable body being sleeved with the rubber rings.

[0011] By adopting the technical scheme, the rubber ring is arranged to ensure that the cable body is stably placed in the arc detector, so that the arc detector can accurately perceive the spark or breakdown phenomenon on the surface of the cable.

[0012] Preferably, the test assembly further comprises a cover plate fixedly installed on one side of the test box through a hinge, an adjusting hole being opened on one side of the cover plate, and a thermostat being fixedly installed inside the adjusting hole, the thermostat being electrically connected with the control panel.

[0013] By adopting the technical scheme, the thermostat is arranged, so that the temperature environment in the test box can be adjusted through the thermostat during use, so that the cable test can be performed under standard temperature conditions, and the temperature fluctuation is prevented from affecting the test result.

[0014] Preferably, a temperature and humidity sensor is embedded in the test box, the temperature and humidity sensor being electrically connected with the control panel.

[0015] By adopting the technical scheme, the temperature and humidity sensor is arranged to monitor the temperature and humidity changes in the test box in real time, and the thermostat is adjusted by the control panel, so that the environment during the detection process is stable.

[0016] Preferably, a shielding net is fixedly installed on the inner side of the test box.

[0017] By adopting the technical scheme, the shielding net is arranged to effectively shield the electromagnetic interference from the outside, reduce the influence on the test result, and ensure the high-precision operation of the arc detector.

[0018] Preferably, an alarm is embedded on one side of the test box, the alarm being electrically connected with the control panel.

[0019] By adopting the above technical solution and setting up an alarm, when the arc detector detects a spark or breakdown in the cable body during use, the alarm can immediately sound an alarm to remind the operator to take appropriate measures to avoid accidents.

[0020] In summary, the present invention has the following main advantages:

[0021] By setting a power supply to provide a stable high-frequency current to the cable body, and combining it with an arc detector, the insulation performance of the cable can be accurately detected. By setting a metal electrode ring to cover the cable body, sparks or arcs on the cable surface can be accurately detected, providing reliable data for subsequent performance evaluation.

[0022] By setting up rubber rings, the cable body is placed stably and taut inside the arc detector, ensuring that the subsequent arc detector can accurately detect sparks or breakdown phenomena on the cable surface. By setting up a thermostat, the temperature environment inside the test chamber can be adjusted during use to ensure that the cable test is carried out under standard temperature conditions and to prevent temperature fluctuations from affecting the test results.

[0023] Temperature and humidity sensors are installed to monitor temperature and humidity changes in the test chamber in real time, and the thermostat is adjusted via the control panel to ensure a stable environment during the testing process. A shielding mesh is installed to effectively shield against external electromagnetic interference, reducing its impact on test results and ensuring the high-precision operation of the arc detector. An alarm is installed so that when the arc detector detects sparks or breakdown in the cable, it can immediately sound an alarm to remind operators to take appropriate measures to prevent accidents. Attached Figure Description

[0024] Figure 1 This is a three-dimensional structural schematic diagram of the present invention;

[0025] Figure 2 yes Figure 1 A magnified schematic diagram of the structure of part A in the diagram;

[0026] Figure 3 This is a schematic diagram of the adjustment hole structure of this utility model.

[0027] Reference numerals: 100, Test chamber; 200, Power supply; 300, Cable body; 400, Arc detector; 500, Test assembly; 501, Side hole; 502, Metal electrode ring; 503, Bracket; 504, Outer groove; 505, Control panel; 506, Outer hole; 507, Rubber ring; 508, Cover plate; 509, Adjustment hole; 510, Thermostat; 600, Temperature and humidity sensor; 700, Shielding mesh; 800, Alarm. Detailed Implementation

[0028] In order to make the purpose, technical scheme and advantages of the utility model embodiment clearer, the technical scheme of the utility model embodiment will be clearly and completely described below in combination with the drawings of the utility model embodiment. Obviously, the described embodiments are part of the embodiments of the utility model, rather than all the embodiments. Based on the described embodiments of the utility model, all other embodiments obtained by those skilled in the art without creative labor belong to the protection scope of the utility model.

[0029] The following embodiments are used to illustrate the utility model, but cannot be used to limit the protection scope of the utility model. The conditions in the embodiments can be further adjusted according to specific conditions. Simple improvements of the method of the utility model under the concept of the utility model belong to the protection scope of the utility model.

[0030] Reference Figures 1-3 A cable high-frequency spark test machine, comprising: a test box 100, a power supply 200 is fixedly installed on one side of the test box 100, the connecting end of the power supply 200 is electrically connected with a cable body 300, an electric arc detector 400 is fixedly installed on one side of the test box 100, a test assembly 500 is arranged on one side of the inside of the test box 100, for testing the cable body 300, the power supply 200 is arranged for providing stable high-frequency current for the cable body 300, and the electric arc detector 400 can accurately detect the insulation performance of the cable, the test assembly 500 comprises: a side hole 501, the side hole 501 is arranged on one side of the inside of the test box 100, a metal electrode ring 502 is arranged in the inside of the test box 100, the input end of the electric arc detector 400 passes through the side hole 501 and is electrically connected with the metal electrode ring 502 together, two brackets 503 are fixedly installed in the inside of the test box 100, the bracket 503 is fixedly connected with the metal electrode ring 502 together, the metal electrode ring 502 is arranged for sleeving the cable body 300, so that the spark or electric arc phenomenon on the surface of the cable can be accurately detected, and reliable data can be provided for subsequent performance evaluation.

[0031] Reference Figures 1-3The test assembly 500 further comprises an outer groove 504 formed on the inner side of the test box 100, a control panel 505 fixedly installed in the inner side of the outer groove 504, the control panel 505 being electrically connected with the power supply 200 and the electric arc detector 400 respectively, outer holes 506 respectively formed on the left and right sides of the inner side of the test box 100, rubber rings 507 fixedly installed in the inner sides of the outer holes 506, and the cable body 300 being sleeved with the rubber rings 507, so that the cable body 300 is stably placed in the electric arc detector 400, and the subsequent electric arc detector 400 can accurately sense the spark or breakdown phenomenon occurring on the surface of the cable, the test assembly 500 further comprises a cover plate 508 fixedly installed on one side of the test box 100 through a hinge, an adjusting hole 509 formed on one side of the cover plate 508, and a thermostat 510 fixedly installed in the inner side of the adjusting hole 509, the thermostat 510 being electrically connected with the control panel 505, so that the temperature environment in the test box 100 can be adjusted through the thermostat 510 during use, and the cable test can be performed under the standard temperature condition, and the temperature fluctuation can be prevented from affecting the test result.

[0032] Reference Figures 1-3 The inner side of the test box 100 is embedded with a temperature and humidity sensor 600, the temperature and humidity sensor 600 being electrically connected with the control panel 505, the temperature and humidity sensor 600 being arranged to monitor the temperature and humidity changes in the test box 100 in real time, and the thermostat 510 being adjusted by the control panel 505, so that the environment during the detection process is stable, the inner side of the test box 100 is fixedly installed with a shielding net 700, the shielding net 700 being arranged to effectively shield the electromagnetic interference from the outside, reduce the influence on the test result, and ensure the high-precision operation of the electric arc detector 400, one side of the test box 100 is embedded with an alarm 800, the alarm 800 being electrically connected with the control panel 505, the alarm 800 being arranged to immediately issue an alarm when the electric arc detector 400 detects the spark or breakdown of the cable body 300 during use, so as to remind the operator to take corresponding measures and avoid accidents.

[0033] Working principle: please refer to Figures 1-3As shown, in use, first, the power supply 200 provides stable high-frequency current for the cable body 300, simulates the working state of the cable under the action of high-frequency current, and through the metal electrode ring 502 for sleeving the cable body 300, the spark or arc phenomenon on the surface of the cable can be accurately detected, and reliable data for subsequent performance evaluation can be provided, by setting the rubber ring 507, the cable body 300 is stably placed in the arc detector 400, and the subsequent arc detector 400 can accurately perceive the spark or breakdown phenomenon on the surface of the cable, by setting the temperature and humidity sensor 600, the temperature and humidity changes in the test box 100 are monitored in real time, and the thermostat 510 is adjusted by the control panel 505, so that the environment during detection is stable, by setting the shielding net 700, the external electromagnetic interference can be effectively shielded, the influence on the test result is reduced, and the high-precision operation of the arc detector 400 is ensured, when the arc detector 400 detects that the cable body 300 sparks or breaks down, the alarm 800 can immediately issue an alarm to remind the operator to take corresponding measures to avoid accidents.

[0034] Although the embodiments of the present application have been shown and described, it can be understood by those skilled in the art that, unless otherwise defined, the technical terms or scientific terms used in the present application should be understood as the usual meaning understood by those skilled in the art in the field to which the present application belongs, and the similar words such as "include" or "contain" in the present application mean that the elements or objects before the words cover the elements or objects listed after the words and their equivalents, and other elements or objects are not excluded, and the similar words such as "connect" or "connect" are not limited to physical or mechanical connection, and can also include electrical connection, whether direct or indirect, "up", "down", "left", "right" and the like are only used to represent relative positional relationship, when the absolute position of the described object changes, the relative positional relationship may also change accordingly.

[0035] Although the embodiments of the present application have been shown and described, it can be understood by those skilled in the art that, unless otherwise defined, the technical terms or scientific terms used in the present application should be understood as the usual meaning understood by those skilled in the art in the field to which the present application belongs, and the similar words such as "include" or "contain" in the present application mean that the elements or objects before the words cover the elements or objects listed after the words and their equivalents, and other elements or objects are not excluded, and the similar words such as "connect" or "connect" are not limited to physical or mechanical connection, and can also include electrical connection, whether direct or indirect, "up", "down", "left", "right" and the like are only used to represent relative positional relationship, when the absolute position of the described object changes, the relative positional relationship may also change accordingly.

Claims

1. A cable high frequency spark tester characterized by, Include: Test box (100), one side of test box (100) is fixedly installed with power supply (200), the connecting end of power supply (200) is electrically connected with cable body (300), one side of test box (100) is fixedly installed with arc detector (400); Test assembly (500), test assembly (500) is arranged at the inside one side of test box (100), for testing cable body (300).

2. A cable high-frequency spark tester according to claim 1, characterized in that The test assembly (500) comprises: Side hole (501), side hole (501) is opened in the inside one side of test box (100), the inside of test box (100) is provided with metal electrode ring (502), the input end of arc detector (400) passes through side hole (501) and is electrically connected with metal electrode ring (502), two supports (503) are fixedly installed in the inside of test box (100), and the support (503) is fixedly connected with the metal electrode ring (502).

3. A cable high frequency spark tester according to claim 1, wherein The test assembly (500) further comprises: Outer groove (504), outer groove (504) is opened in the inside one side of test box (100), control panel (505) is fixedly installed in the inside of outer groove (504), control panel (505) is electrically connected with power supply (200) and arc detector (400) respectively, outer hole (506) is opened in the inside left and right sides of test box (100), rubber ring (507) is fixedly installed in the inside of outer hole (506), and cable body (300) is sleeved with rubber ring (507).

4. A cable high frequency spark tester according to claim 3, wherein The test assembly (500) further comprises: Cover plate (508), cover plate (508) is fixedly installed on one side of test box (100) through hinge, adjusting hole (509) is opened in one side of cover plate (508), thermostat (510) is fixedly installed in the inside of adjusting hole (509), and thermostat (510) is electrically connected with control panel (505).

5. A cable high frequency spark tester according to claim 4, wherein The inside of test box (100) is embedded with temperature and humidity sensor (600), and temperature and humidity sensor (600) is electrically connected with control panel (505).

6. A cable high frequency spark tester according to claim 1, wherein The inner side of test box (100) is fixedly installed with shielding net (700).

7. A cable high frequency spark tester according to claim 3, wherein The inside of test box (100) is embedded with alarm (800), and alarm (800) is electrically connected with control panel (505).

Images