CN111856327A - Electric leakage alarm monitoring device - Google Patents
Electric leakage alarm monitoring device Download PDFInfo
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- CN111856327A CN111856327A CN202010854181.XA CN202010854181A CN111856327A CN 111856327 A CN111856327 A CN 111856327A CN 202010854181 A CN202010854181 A CN 202010854181A CN 111856327 A CN111856327 A CN 111856327A
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- transmission line
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/50—Testing of electric apparatus, lines, cables or components for short-circuits, continuity, leakage current or incorrect line connections
- G01R31/52—Testing for short-circuits, leakage current or ground faults
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- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B21/00—Alarms responsive to a single specified undesired or abnormal condition and not otherwise provided for
- G08B21/18—Status alarms
- G08B21/185—Electrical failure alarms
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Abstract
The invention provides an electric leakage alarm monitoring device, which is used for detecting a power transmission line and comprises a moving mechanism and a gluing mechanism, wherein guide rods are respectively arranged on the front side and the rear side of the power transmission line; the two guide rods are provided with a moving mechanism driven by a motor, the motor is electrically connected with a controller, and the controller is electrically connected with an alarm; the left end and the right end of the power transmission line are respectively provided with a second current sensor and a first current sensor which are electrically connected with the controller; the glue coating mechanism comprises a box body arranged on the moving mechanism, and the front side wall and the rear side wall in the box body are respectively provided with a first through hole; a first telescopic rod and a leakage detection sensor for detecting the leakage position are respectively arranged on the upper inner side wall, the lower inner side wall, the front inner side wall and the rear inner side wall in the box body, and a first arc plate is arranged on the first telescopic rod; the first arc plate is provided with a glue spraying head which is communicated with the liquid storage bottle through a conveying pipe with a first pump, and a heater is arranged in the box body. And when the difference value of the current quantities detected by the first current sensor and the second current sensor is larger than a set value, controlling an alarm to give an alarm.
Description
Technical Field
The invention relates to the technical field of electric power, in particular to an electric leakage alarm monitoring device for detecting a power transmission line.
Background
In recent years, power transmission lines have been widely used in urban power construction, substations and power plants, and are also important components of urban power supply, substation and power plant, so that safe operation of power transmission lines has become a subject of much attention.
In practical application, if the electric leakage occurs at a certain position, especially when the electric leakage is large, on one hand, the working current for conveying is reduced, the loss is increased, and on the other hand, the electric quantity leaked by the electric transmission line can also generate electric shock to nearby pedestrians, so that personal injury is caused. However, based on the above problems, the current device cannot accurately detect the leakage condition of the power transmission line and give an alarm in time.
Disclosure of Invention
The invention aims to solve at least one of the technical problems in the related art to a certain extent, and therefore the invention provides an electric leakage alarm monitoring device which is characterized in that a first current sensor and a second current sensor for detecting the current throughput are respectively arranged at the left end and the right end of a power transmission line, and when a controller receives that the difference value between the current quantities detected by the first current sensor and the second current sensor is larger than a set value, the controller controls an alarm to give an alarm to warn nearby pedestrians, so that personal safety accidents are avoided.
The technical scheme of the invention is realized as follows:
a leakage alarm monitoring device is used for detecting a power transmission line and comprises two guide rods, wherein the two guide rods are symmetrically arranged on the front side and the rear side of the power transmission line; the moving mechanism is arranged on the two guide rods, a motor is arranged on the moving mechanism, the moving mechanism is driven by the motor to move left and right along the guide rods, the motor is electrically connected with a storage battery, the motor is electrically connected with a controller, the controller controls the start and stop of a driver of the motor, and the controller is electrically connected with an alarm; the first current sensor is arranged at the right end of the power transmission line and is used for detecting the amount of current flowing through the right end of the power transmission line, and the first current sensor is electrically connected with the controller; a second current sensor disposed at a left end of the power transmission line, the second current sensor being configured to detect an amount of current flowing through the left end of the power transmission line, the second current sensor being electrically connected to the controller; the glue spreading mechanism comprises a box body fixed on the moving mechanism, the box body is provided with a cavity, the front side wall and the rear side wall of the box body are respectively provided with a first through hole for the transmission line to pass through, and the aperture of the first through hole is larger than that of the transmission line; the upper inner side wall, the lower inner side wall, the front inner side wall, the rear inner side wall and the front inner side wall of the box body are respectively provided with a first telescopic rod, the telescopic end of each first telescopic rod is provided with a first arc plate, and when the first telescopic rods extend out, the four first arc plates surround a round hole with the aperture larger than that of the power transmission line; a glue spraying head penetrates through each first arc plate, the glue spraying heads are communicated with a liquid storage bottle filled with insulating glue solution through a conveying pipe, a first pump is arranged on the conveying pipe and electrically connected with the controller, a heater is arranged in the box body, and the heater is electrically connected with the controller; and the four inner side walls of the box body are respectively provided with an electric leakage detection sensor for detecting the electric leakage position, and the electric leakage detection sensors are electrically connected with the controller.
Further, the stock solution bottle is provided with four, four the stock solution bottle is installed respectively on four inside walls around the upper and lower of box, be located on the same inside wall of box the stock solution bottle with it communicates through one to spout the gluey head the conveyer pipe one-to-one.
Furthermore, each conveying pipe is provided with a metering pump, and the metering pumps are electrically connected with the controller so as to control the amount of the insulating glue solution conveyed at a time.
Furthermore, the heater is a heating wire, the heating wire is electrically connected with the storage battery, a circuit between the heating wire and the storage battery is provided with a bimetallic strip, and the bimetallic strip can be disconnected in order to disconnect the circuit to control the heating temperature.
Further, still be provided with the switch on the circuit between heating wire with the battery, the switch with bimetallic strip establishes ties, the switch by controller control opens and stops, the switch electricity is connected with the time-recorder, the time-recorder with bimetallic strip is parallelly connected, just the time-recorder electricity is connected the controller.
Furthermore, the upper end of the box body is provided with an upper cover which can be opened and closed, one side of the upper cover is hinged with the side wall of the box body, and the other side of the upper cover is buckled through a buckle.
Furthermore, a solar power generation panel is arranged on the upper end face of the box body and electrically connected with the storage battery.
Furthermore, the moving mechanism comprises a mounting plate, four corners of the mounting plate are respectively provided with first rollers, a first shaft is connected between the two first rollers positioned at the left end, a second shaft is connected between the two first rollers positioned at the right end, a first gear is arranged on the second shaft, a second gear is arranged on an output shaft of the motor, and the second gear is meshed with the first gear; every all be provided with the second gyro wheel under the first gyro wheel, first gyro wheel with be provided with the connecting plate between the second gyro wheel, first gyro wheel and second gyro wheel all with the connecting plate rotates and is connected, be provided with the confession between first gyro wheel and the second gyro wheel the clearance that the guide bar passed.
Furthermore, a second through hole is formed in the lower end of the side wall of the connecting plate, a rotating shaft of the second roller is rotatably connected with the second through hole through a bearing, the second through hole is a strip-shaped hole distributed in the vertical direction, a spring is arranged in the strip-shaped hole, one end of the spring is connected with the lower bottom wall of the strip-shaped hole, and the other end of the spring is connected with the outer peripheral face of the bearing.
Further, the motor is arranged in the middle of the lower end of the mounting plate in the front-back direction, a third gear and a fourth gear which are meshed with the second gear are respectively arranged on the left side and the right side of the second gear, and the first gear is meshed with the fourth gear; and a fifth gear is arranged on the first shaft, and the fifth gear is meshed with the third gear.
Compared with the prior art, the invention has the beneficial effects that:
according to the invention, the right end and the left end of the power transmission line are respectively provided with the first current sensor and the second current sensor, the first current sensor can detect the amount of current flowing through the right end of the power transmission line and transmit the detected current value to the controller, the second current sensor can detect the amount of current flowing through the left end of the power transmission line and transmit the detected current value to the controller, the controller compares the magnitude of the two numerical values, and when the difference value of the two numerical values is greater than a set value, the alarm is triggered to alarm to remind pedestrians nearby to evacuate, so that personal safety accidents caused by electric shock are avoided; when an alarm is triggered, the controller controls the motor to drive the moving mechanism to move left and right along the guide rod to search for a leakage position, when the leakage detection sensor detects that current leaks from a certain position of the power transmission line, the controller controls the motor to stop at intervals, then controls the four first telescopic rods to extend out to enable the four first arc plates to surround into circular holes, then starts the first pump to enable the insulating glue solution to be sprayed into the circular hole space surrounded by the first arc plates from the glue spraying head, then starts the heater to generate heat to enable the insulating glue solution to be condensed and formed, then retracts the four first telescopic rods, and then continues to heat for a period of time to enable the insulating glue solution to be condensed into the insulating glue solution to be attached to the leakage position of the power transmission line, so that the position is not leaked any more, the working current transmitted by the power transmission line can be prevented from being, and the leakage amount can be reduced, and the electric shock to nearby pedestrians caused by overlarge leakage amount is avoided, so that the personal and property loss is avoided.
Drawings
The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:
fig. 1 is a schematic structural diagram of an electrical leakage alarm monitoring device according to an embodiment of the present invention;
FIG. 2 is a schematic view of a portion of the structure of FIG. 1;
FIG. 3 is an enlarged schematic view at A in bitmap 2;
FIG. 4 is a schematic top view of an embodiment of the present invention;
FIG. 5 is a schematic view of a transmission structure of a motor and a first roller according to an embodiment of the present invention;
fig. 6 is a schematic structural view of four first arc plates in a retracted state of the first telescopic rod according to the embodiment of the present invention;
fig. 7 is a schematic structural view of four first arc plates in an extended state of the first telescopic rod according to the embodiment of the present invention;
fig. 8 is a schematic diagram of the circuit connection between the battery and the heater in the embodiment of the present invention.
Reference numerals:
100 power lines, 200 guide rods;
310 motor, 311 second gear, 312 third gear, 313 fourth gear, 320 battery;
400 controller, 410 alarm;
500 first current sensor, 600 second current sensor;
710 a box body, 711 a first through hole, 712 an upper cover, 720 a first telescopic rod, 730 a first arc plate, 740 a glue spraying head, 750 a delivery pipe, 751 a first pump, 752 a metering pump, 760 a liquid storage bottle, 770 a heater and 780 electric leakage detection sensors;
810 a bimetallic strip, 820 a switch, 830 a timer and 840 a solar power generation panel;
910 mounting plate, 920 first roller, 930 second shaft, 940 first gear, 950 second roller, 960 connecting plate, 961 first through hole, 962 spring, 970 bearing, 980 fifth gear, 990 first shaft.
Detailed Description
Reference will now be made in detail to the present preferred embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to like elements throughout.
In the description of the present invention, it should be understood that the orientation or positional relationship referred to the orientation description, such as "upper", "lower", "front", "rear", "left", "right", etc., is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplicity of description, and does 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.
In the description of the present invention, if there are descriptions of "first", "second", "third", "fourth", "fifth", etc. for the purpose of distinguishing technical features, they are not to be interpreted as indicating or implying relative importance or implicit indication of the number of technical features indicated or implicit indication of the precedence of the technical features indicated.
In the description of the present invention, unless otherwise explicitly limited, terms such as arrangement, installation, connection and the like should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above terms in the present invention in combination with the specific contents of the technical solutions.
Referring to fig. 1 to 4 and fig. 6 and 7, an electrical leakage alarm monitoring device according to an embodiment of the present invention is provided for detecting an electrical transmission line 100, and the device includes a moving mechanism, a first current sensor 500, a second current sensor 600, a glue applying mechanism, and two guide rods 200, where the two guide rods 200 are symmetrically disposed on the front and rear sides of the electrical transmission line 100; the moving mechanism is arranged on the two guide rods 200, a motor 310 is arranged on the moving mechanism, the moving mechanism is driven by the motor 310 to move left and right along the guide rods 200, the motor 310 is electrically connected with a storage battery 320, the motor 310 is electrically connected with a controller 400, the controller 400 controls the starting, stopping and forward and reverse rotation of a driver of the motor 310, and the controller 400 is electrically connected with an alarm 410; the first current sensor 500 is arranged at the right end of the power transmission line 100, the first current sensor 500 is used for detecting the amount of current flowing at the right end of the power transmission line 100, and the first current sensor 500 is electrically connected with the controller 400; the second current sensor 600 is arranged at the left end of the power transmission line 100, the second current sensor 600 is used for detecting the amount of current flowing through the left end of the power transmission line 100, and the second current sensor 600 is electrically connected with the controller 400; the gluing mechanism comprises a box body 710 fixed on the moving mechanism, the box body 710 is provided with a cavity, the front side wall and the rear side wall of the box body 710 are respectively provided with a first through hole 711 for the transmission line 100 to pass through, and the aperture of the first through hole 711 is larger than that of the transmission line 100; the upper inner side wall, the lower inner side wall, the front inner side wall and the rear inner side wall of the box body 710 are respectively provided with a first telescopic rod 720, the telescopic end of each first telescopic rod 720 is provided with a first arc plate 730, and when the first telescopic rods 720 extend out, the four first arc plates 730 surround a round hole with the aperture larger than that of the power transmission line 100; a glue spraying head 740 penetrates through each first arc plate 730, the glue spraying heads 740 are communicated with a liquid storage bottle 760 filled with insulating glue solution through a conveying pipe 750, a first pump 751 is arranged on the conveying pipe 750, the first pump 751 is electrically connected with the controller 400, a heater 770 is arranged in the box body 710, and the heater 770 is electrically connected with the controller 400; and the upper inner side wall, the lower inner side wall, the front inner side wall and the rear inner side wall of the box body 710 are respectively provided with a leakage detection sensor 780 for detecting a leakage position, and the leakage detection sensor 780 is electrically connected with the controller 400. It can be understood that the first arc plate 730 is made of a material to which the insulating glue is not easily attached.
Compared with the prior art, the embodiment of the invention is provided with the first current sensor 500 and the second current sensor 600 at the right end and the left end of the power transmission line 100 respectively, the first current sensor 500 can detect the amount of current flowing through the right end of the power transmission line 100 and transmit the detected current value to the controller 400, the second current sensor 600 can detect the amount of current flowing through the left end of the power transmission line 100 and transmit the detected current value to the controller 400, the controller 400 compares the two values, and when the difference value between the two values is greater than a set value, the alarm 410 is triggered to alarm to remind people nearby to evacuate, so that the occurrence of personal safety accidents caused by electric shock is avoided; when the alarm is triggered, the controller 400 controls the motor 310 to drive the moving mechanism to move left and right along the guide rod 200 to search for a leakage position, when the leakage detection sensor 780 moves to the leakage position of the power transmission line 100, as the current can radiate outwards from the leakage position of the power transmission line 100, when the current radiates outwards to the leakage detection sensor 780, the leakage detection sensor 780 is triggered to send a signal to the controller 400, that is, the leakage position of the power transmission line 100 is detected, the controller 400 receives the signal sent by the leakage detection sensor 780 and controls the motor 310 to stop at intervals, then the four first telescopic rods 720 are controlled to extend out, so that the four first circular arc plates 730 surround into a circular hole shape, then the first pump 751 is started, so that the insulating glue is sprayed into a circular hole space surrounded by the first circular arc plates 730 from the glue spraying head 740, then the heater 770 is started to heat, so that the insulating glue is condensed and formed, then four first telescopic links 720 withdrawal, continue to heat for a period of time again for insulating glue solution condenses into the insulating glue film and attaches to the electric leakage position of power transmission line 100, plays insulating effect, makes this position no longer electric leakage, and controller 400 control motor 310 antiport afterwards makes moving mechanism drive rubber coating mechanism reset and prepares for the work of next rubber coating benefit leakage electric potential. In the whole process, the embodiment of the invention can detect whether the part of the power transmission line 100 between the first current sensor 500 and the second current sensor 600 leaks electricity or not, and feed back the electricity to the outside through the alarm 410 to remind people nearby to evacuate in time; the electric leakage position of the power transmission line 100 can be supplemented with the insulating glue layer through the glue coating mechanism for insulation treatment, so that the working current transmitted by the power transmission line 100 is prevented from being reduced, the loss is increased, the property loss is reduced, the electric leakage can be reduced, and meanwhile, the electric shock to nearby pedestrians caused by the overlarge electric leakage can be avoided, and the personal and property loss is avoided. The embodiment of the invention can monitor the electric leakage and give an alarm for feedback, and can replace operation and maintenance personnel to maintain the electric leakage position of the power transmission line 100, thereby releasing more manpower to maintain other aspects.
In some embodiments of the present invention, the alarm 410 is preferably an audible and visual alarm, and when the alarm is triggered, the audible and visual alarm can emit both a buzzer sound and a red light, so that the effect of prompting passers-by is better, and particularly, at night, the red light is more visible in a night environment, and the prompting effect is better.
As shown in fig. 1, 2 and 3, in some embodiments of the present invention, four liquid storage bottles 760 are provided, the four liquid storage bottles 760 are respectively mounted on the upper, lower, front and rear inner sidewalls of the box 710, and the liquid storage bottles 760 on the same inner sidewall of the box 710 are in one-to-one correspondence with the glue-spraying heads 740 through a conveying pipe 750. Through communicating a stock solution bottle 760 alone with every gluey head 740 of spouting through a conveyer pipe 750, be provided with a first pump 751 on every conveyer pipe 750 alone, when the electric leakage department that the electric leakage detection sensor 780 in corresponding position detected power transmission line 100, the first pump 751 on the conveyer pipe 750 in corresponding position is opened in controller 400 control for insulating glue solution is from spouting gluey head 740 on the first circular arc board 730 in corresponding position and gets into the round hole space that first circular arc board 730 encloses, insulating glue solution solidifies to attach and realizes insulating in the electric leakage department that detects. For example, when electric leakage detection sensor 780 that is located the power transmission line 100 front side detects the electric leakage department of power transmission line 100, controller 400 control is located the conveyer pipe 750 of front side and is opened first pump 751 for insulating glue solution spouts from the gluey head 740 that spouts that is located on the first circular arc board 730 of front side and gets into in the round hole space that first circular arc board 730 encloses, insulating glue solution solidifies to attach and realizes insulating in the electric leakage department that detects, whole process only need mend insulating glue layer to electric leakage department, need not to mend insulating glue layer to other positions, avoid extravagant, resources are saved. The above description is intended to be illustrative, and not restrictive, and is intended to convey the understanding of the present invention to others.
As shown in fig. 2 and 3, in some embodiments of the present invention, each delivery pipe 750 is provided with a metering pump 752, and the metering pump 752 is electrically connected to the controller 400. Through the metering pump 752 can be comparatively accurate control spout the insulating glue solution volume that carries out insulation treatment in electric leakage department, can avoid the insulating glue solution volume of output too little to lead to insulating effect not good, can avoid the insulating glue solution volume of output too big again, spill over the space that first circular arc board 730 encloses, may damage other parts when causing the waste.
As shown in fig. 8, in some embodiments of the present invention, the heater 770 is a heating wire electrically connected to the battery 320, a bimetal 810 is disposed on a circuit between the heating wire and the battery 320, and the bimetal 810 is disposed in a disconnectable manner to open the circuit to control the heating temperature. The bimetal 810 can control the heating temperature of the heating wire, when the temperature of the heating wire reaches a certain temperature, the bimetal 810 is automatically disconnected, and the heating is stopped; when the temperature drops to a certain value, the bimetallic strip 810 is automatically connected and continuously heated, so that the temperature in the box body 710 is kept in a relatively stable temperature range, and the phenomenon that the insulating glue solution is not good in condensation effect due to too low or too high temperature is avoided, and the insulating effect cannot be achieved.
As shown in fig. 8, in some embodiments of the present invention, a switch 820 is further disposed on a circuit between the heating wire and the battery 320, the switch 820 is connected in series with the bimetal 810, the switch 820 is controlled by the controller 400 to be turned on and off, the switch 820 is electrically connected to a timer 830, the timer 830 is connected in parallel with the bimetal 810, and the timer 830 is electrically connected to the controller 400. Through the setting of timer 830, the time of heating can real-time supervision to give controller 400 with the time real-time feedback of heating, and then make controller 400 can condense the time control first telescopic link 720 according to the time of heating and withdraw when can not following power transmission line 100 and drop after the shaping of certain degree, avoid behind the hot time overlength, lead to insulating glue solution to condense and adsorb on first circular arc board 730 not easy separation.
As shown in fig. 2, in some embodiments of the present invention, an upper end of the case 710 is provided as an openable and closable upper cover 712, one side of the upper cover 712 is hinged to a sidewall of the case 710, and the other side of the upper cover 712 is fastened by a snap. With this arrangement, when the components contained in the case 710 need to be inspected or repaired or replaced, the upper cover 712 can be opened, so that the operator can observe the condition in the cavity of the case 710 and can replace the components inside, and the inspection and the repair are convenient.
As shown in fig. 2, in some embodiments of the present invention, the moving mechanism includes a mounting plate 910, first rollers 920 are respectively disposed at four corners of the mounting plate 910, a first shaft 990 is connected between the two first rollers 920 located at the left end, a second shaft 930 is connected between the two first rollers 920 located at the right end, a first gear 940 is disposed on the second shaft 930, a second gear 311 is disposed on an output shaft of the motor 310, and the second gear 311 is engaged with the first gear 940; a second roller 950 is arranged right below each first roller 920, a connecting plate 960 is arranged between each first roller 920 and each second roller 950, each first roller 920 and each second roller 950 are rotatably connected with the connecting plate 960, and a gap for the guide rod 200 to pass through is arranged between each first roller 920 and each second roller 950. With such an arrangement, when the moving mechanism needs to be driven to move left and right along the guide rod 200, the controller 400 controls the motor 310 to be started, so that the second gear 311 rotates, the second shaft 930 is driven to rotate through the meshing transmission relationship between the first gear 940 and the second gear 311, and then the two first rollers 920 at the right end rotate, thereby achieving the function of moving left and right. Through being provided with the clearance that supplies the guide bar 200 to pass between first gyro wheel 920 and second gyro wheel 950 for first gyro wheel 920 and second gyro wheel 950 butt respectively in the upper and lower both ends of guide bar 200, make moving mechanism remove the in-process and keep steady about, avoid appearing the situation of turning on one's side.
As shown in fig. 2, in some embodiments of the present invention, the lower end of the side wall of the connecting plate 960 is provided with a second through hole 961, the rotating shaft of the second roller 950 is rotatably connected to the second through hole 961 through a bearing 970, the second through hole 961 is a long hole distributed in the up-down direction, a spring 962 is disposed in the long hole, one end of the spring 962 is connected to the lower bottom wall of the long hole, and the other end of the spring 962 is connected to the outer circumferential surface of the bearing 970. With the arrangement, when the local thickness of the guide rod 200 changes, the distance between the first roller 920 and the second roller 950 can be adjusted to adapt through the adjusting function of the spring 962, so that the phenomenon that the moving mechanism is blocked and cannot move due to the fact that the local thickness of the guide rod 200 is increased is avoided.
As shown in fig. 5, in some embodiments of the present invention, the motor 310 is disposed at the lower middle portion of the mounting plate 910 in the front-rear direction, the left and right sides of the second gear 311 are respectively provided with a third gear 312 and a fourth gear 313 engaged with the second gear 311, and the first gear 940 and the fourth gear 313 are engaged; the first shaft 990 is provided with a fifth gear 980, and the fifth gear 980 is engaged with the third gear 312. With the arrangement, after the motor 310 is started, the first shaft 990 and the second shaft 930 can be driven to rotate through gear transmission, so that the four first rollers 920 rotate together, and the moving mechanism can move left and right stably under the guiding action of the guide rod 200. It can be understood that the third gear 312 and the fourth gear 313 are the same gear, and the first gear 940 and the fifth gear 980 are the same gear, so that the four first rollers 920 can rotate at the same speed, and the moving mechanism can move smoothly.
The present invention is not limited to the above preferred embodiments, and any modifications, equivalent substitutions, improvements, etc. within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. An electric leakage alarm monitoring device for detecting a power transmission line (100), comprising
The two guide rods (200) are symmetrically arranged at the front side and the rear side of the power transmission line (100);
the moving mechanism is arranged on the two guide rods (200), a motor (310) is arranged on the moving mechanism, the moving mechanism is driven by the motor (310) to move left and right along the guide rods (200), the motor (310) is electrically connected with a storage battery (320), the motor (310) is electrically connected with a controller (400), the controller (400) controls the starting and stopping of a driver of the motor (310), and the controller (400) is electrically connected with an alarm (410);
a first current sensor (500) provided at the right end of the power transmission line (100), the first current sensor (500) detecting the amount of current flowing through the right end of the power transmission line (100), the first current sensor (500) being electrically connected to the controller (400);
a second current sensor (600) disposed at a left end of the power transmission line (100), the second current sensor (600) being configured to detect an amount of current flowing through the left end of the power transmission line (100), the second current sensor (600) being electrically connected to the controller (400);
the gluing mechanism comprises a box body (710) fixed on the moving mechanism, the box body (710) is provided with a cavity, the front side wall and the rear side wall of the box body (710) are respectively provided with a first through hole (711) for the transmission line (100) to pass through, and the aperture of the first through hole (711) is larger than that of the transmission line (100); the upper inner side wall, the lower inner side wall, the front inner side wall and the rear inner side wall of the box body (710) are respectively provided with a first telescopic rod (720), the telescopic end of each first telescopic rod (720) is provided with a first arc plate (730), and when the first telescopic rods (720) extend out, the four first arc plates (730) form a round hole with the aperture larger than that of the power transmission line (100); a glue spraying head (740) penetrates through each first arc plate (730), the glue spraying heads (740) are communicated with a liquid storage bottle (760) filled with insulating glue solution through a conveying pipe (750), a first pump (751) is arranged on the conveying pipe (750), the first pump (751) is electrically connected with the controller (400), a heater (770) is arranged in the box body (710), and the heater (770) is electrically connected with the controller (400); four inside walls around the upper and lower of box (710) are provided with respectively on being used for detecting electric leakage detection sensor (780) of position, electric leakage detection sensor (780) with controller (400) electricity is connected.
2. The electric leakage alarm monitoring device according to claim 1, wherein four liquid storage bottles (760) are provided, the four liquid storage bottles (760) are respectively mounted on four inner side walls of the box body (710), and the liquid storage bottles (760) and the glue spraying heads (740) on the same inner side wall of the box body (710) are correspondingly communicated with each other through one conveying pipe (750).
3. Some leakage alarm monitoring devices according to claim 2, wherein each delivery pipe (750) is provided with a metering pump (752), and the metering pump (752) is electrically connected to the controller (400) to control the amount of the insulating glue solution delivered at a time.
4. An electric leakage alarm monitoring device according to claim 1, wherein said heater (770) is a heating wire electrically connected to said battery (320), a bimetal (810) is disposed on the electric circuit between the heating wire and said battery (320), and said bimetal (810) is disposed in the interior of said bimetal (810) for breaking the electric circuit to control the heating temperature.
5. An electric leakage alarm monitoring device according to claim 4, wherein a switch (820) is further arranged on the circuit between the heating wire and the storage battery (320), the switch (820) is connected in series with the bimetallic strip (810), the switch (820) is controlled by the controller (400) to be turned on or turned off, the switch (820) is electrically connected with a timer (830), the timer (830) is connected in parallel with the bimetallic strip (810), and the timer (830) is electrically connected with the controller (400).
6. The leakage alarm monitoring device according to claim 1, wherein the upper end of the box (710) is provided with an openable upper cover (712), one side of the upper cover (712) is hinged with the side wall of the box (710), and the other side of the upper cover (712) is buckled by a buckle.
7. The leakage alarm monitoring device according to claim 1, wherein a solar panel (840) is disposed on an upper end surface of the box (710), and the solar panel (840) is electrically connected to the battery (320).
8. The electric leakage alarm monitoring device according to claim 1, wherein the moving mechanism comprises a mounting plate (910), first rollers (920) are respectively arranged at four corners of the mounting plate (910), a first shaft (990) is connected between the two first rollers (920) at the left end, a second shaft (930) is connected between the two first rollers (920) at the right end, a first gear (940) is arranged on the second shaft (930), a second gear (311) is arranged on the output shaft of the motor (310), and the second gear (311) is meshed with the first gear (940); each second roller (950) is arranged right below the first roller (920), a connecting plate (960) is arranged between the first roller (920) and the second roller (950), the first roller (920) and the second roller (950) are rotatably connected with the connecting plate (960), and a gap for the guide rod (200) to pass through is arranged between the first roller (920) and the second roller (950).
9. The electrical leakage alarm monitoring device according to claim 8, wherein a second through hole (961) is formed in a lower end of a side wall of the connecting plate (960), a rotating shaft of the second roller (950) is rotatably connected to the second through hole (961) through a bearing (970), the second through hole (961) is a long hole distributed in an up-down direction, a spring (962) is disposed in the long hole, one end of the spring (962) is connected to a lower bottom wall of the long hole, and the other end of the spring (962) is connected to an outer circumferential surface of the bearing (970).
10. The electric leakage alarm monitoring device according to claim 8, wherein the motor (310) is arranged in the middle of the lower end of the mounting plate (910) along the front-back direction, a third gear (312) and a fourth gear (313) which are meshed with the second gear (311) are respectively arranged at the left side and the right side of the second gear (311), and the first gear (940) and the fourth gear (313) are meshed; the first shaft (990) is provided with a fifth gear (980), and the fifth gear (980) is meshed with the third gear (312).
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| CN202010854181.XA CN111856327B (en) | 2020-08-24 | 2020-08-24 | Electric leakage alarm monitoring device |
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| CN202010854181.XA CN111856327B (en) | 2020-08-24 | 2020-08-24 | Electric leakage alarm monitoring device |
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| CN111856327B (en) | 2022-12-27 |
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