CN113409529A - Power line anti-collision alarm device - Google Patents
Power line anti-collision alarm device Download PDFInfo
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- CN113409529A CN113409529A CN202110865926.7A CN202110865926A CN113409529A CN 113409529 A CN113409529 A CN 113409529A CN 202110865926 A CN202110865926 A CN 202110865926A CN 113409529 A CN113409529 A CN 113409529A
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- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B7/00—Signalling systems according to more than one of groups G08B3/00 - G08B6/00; Personal calling systems according to more than one of groups G08B3/00 - G08B6/00
- G08B7/06—Signalling systems according to more than one of groups G08B3/00 - G08B6/00; Personal calling systems according to more than one of groups G08B3/00 - G08B6/00 using electric transmission, e.g. involving audible and visible signalling through the use of sound and light sources
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
- G01V3/00—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation
- G01V3/12—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation operating with electromagnetic waves
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Abstract
The invention discloses a power line false-collision prevention alarm device, which comprises: the device comprises a fixing frame, wherein a sensing alarm module for detecting whether a moving object exists in a preset range is arranged on the fixing frame, a clamping mechanism for enabling the alarm device to be suspended on a power line, and a sliding driving mechanism for driving the clamping mechanism to clamp or loosen the power line are arranged on the fixing frame, when the sliding driving mechanism moves towards the side of the clamping mechanism, the clamping mechanism is enabled to be folded to clamp the power line, and an alarm signal is output when the sensing alarm module senses the moving object. The invention enables the clamping mechanism to act through the sliding driving mechanism, enables the alarm device to be suspended on the power line, outputs an alarm signal when the induction alarm module detects that moving objects (such as cranes, hoisting towers, engineering vehicles and large trucks) exist in a preset range, prompts that the moving objects cannot approach the power line, and prevents the power line from being damaged due to the fact that the moving objects mistakenly collide the power line.
Description
Technical Field
The invention relates to the technical field of construction operation safety alarm, in particular to a power line false-collision prevention alarm device.
Background
The power line is a power facility product with few cores, small product diameter and simple structure, is used as a material for power, communication and related transmission purposes, is widely distributed in cities, and is very important for urban construction. In recent years, with the rapid development of economic society, the scale of urban planning and construction is continuously enlarged, the construction of roads, railways and floors is frequent, the requirement of a very high standard on line obstacle avoidance is met in the construction process, and if the electric power line is broken due to construction equipment (such as cranes, tower cranes and the like) or engineering vehicles, great potential safety hazards exist, the life safety of personnel is greatly threatened, and the life of people is also influenced.
Thus, the prior art has yet to be improved and enhanced.
Disclosure of Invention
In view of the defects of the prior art, the invention aims to provide a power line false-collision prevention alarm device, which can output alarm information in time to prevent a moving object from colliding with a power line by mistake to damage the power line when the moving object appears in a preset range of the power line.
In order to solve the technical problems, the invention adopts the following technical scheme:
a power line false-collision prevention alarm device comprises: the device comprises a fixing frame, wherein a sensing alarm module for detecting whether a moving object exists in a preset range is arranged on the fixing frame, a clamping mechanism for enabling the alarm device to be suspended on a power line, and a sliding driving mechanism for driving the clamping mechanism to clamp or loosen the power line are arranged on the fixing frame, when the sliding driving mechanism moves towards the side of the clamping mechanism, the clamping mechanism is enabled to be folded to clamp the power line, and an alarm signal is output when the sensing alarm module senses the moving object.
In the power line false-collision prevention alarm device, the induction alarm module comprises a mobile detection unit, a photoelectric alarm unit, a sound alarm unit and a control unit, the mobile detection unit feeds back to the control unit when detecting that a moving object exists in a preset range, and the control unit controls the photoelectric alarm unit and/or the sound alarm unit to output an alarm signal.
The power line false-collision prevention alarm device comprises a control unit, a control unit and a mobile detection unit, wherein the control unit comprises an MCU chip and a voltage-stabilizing power supply circuit, the voltage-stabilizing power supply circuit is connected with a VCC end of the MCU chip, the mobile detection unit comprises a microwave mobile detection sensor, a first resistor, a second resistor and a first triode, the output end of the microwave mobile detection sensor is connected with a base electrode of the first triode through the first resistor, and a collector electrode of the first triode is connected with a P3.3 end of the MCU chip and is also connected with a VCC power supply end through the second resistor.
In the power line false-collision prevention alarm device, the sound alarm unit comprises a high-decibel loudspeaker, a third resistor, a fourth resistor and a second triode, wherein the P1.1 end of the MCU chip is connected with the base electrode of the second triode through the third resistor and is also connected with the VCC power supply end and the anode of the high-decibel loudspeaker through the fourth resistor, the emitting electrode of the second triode is connected with the cathode of the high-decibel loudspeaker, and the collector electrode of the second triode is grounded; the photoelectric alarm unit comprises a fifth resistor, a sixth resistor, a seventh resistor, a first alarm lamp, a second alarm lamp and a third alarm lamp, wherein the P1.2 end of the MCU chip is connected with the VCC power supply end through the fifth resistor and the first alarm lamp in sequence, the P1.4 end of the MCU chip is connected with the VCC power supply end through the sixth resistor and the second alarm lamp in sequence, and the P1.5 end of the MCU chip is connected with the VCC power supply end through the seventh resistor and the third alarm lamp in sequence.
The power line false-collision-prevention alarm device comprises a sliding frame, wherein a sliding rail and a sliding chute which is arranged on the sliding frame and used for sliding the sliding rail are arranged on the sliding frame, the fixed frame and the sliding frame are provided with a channel which is formed by an opening and used for allowing a power line to pass through, the sliding frame is staggered to two openings when the clamping mechanism slides laterally to ensure that the channel is reduced, a control part of the clamping mechanism is propped by one end of the sliding frame, the clamping mechanism is controlled to fold to clamp a clamping power line, the sliding frame is far away from the control part of the clamping mechanism, the staggered area of the two openings is reduced to ensure that the channel is enlarged when the clamping mechanism slides laterally, one end of the sliding frame is separated from the control part of the clamping mechanism, and the clamping mechanism is controlled to separate and loosen the power line.
In the power line false-collision prevention alarm device, the clamping mechanism comprises two oppositely-bent clamping plates and an extrusion plate, the extrusion plate is a control part of the clamping mechanism and is arranged at a preset included angle with one end of the clamping plate, and one end of the clamping plate is hinged to the fixing frame.
In the power line false-collision prevention alarm device, the clamping plates comprise at least two clamping pieces which are arranged at intervals, and the clamping pieces of the two clamping plates are arranged right opposite to each other.
In the power line false-collision prevention alarm device, a plurality of bulges are arranged on the inner wall of the clamping plate.
In the power line false-collision prevention alarm device, one end of the fixing frame is provided with a hook which is convenient for the alarm device to take down.
The power line false-collision prevention alarm device is characterized in that a reset mechanism and a limiting mechanism are arranged between the sliding frame and the fixing frame, the limiting mechanism comprises a limiting ball piece and an embedded circular groove, one end of the limiting ball piece is arranged on the sliding frame or the fixing frame, a ball head of the limiting ball piece is detachably arranged in the embedded circular groove, and the embedded circular groove is arranged on the fixing frame or the sliding frame.
Compared with the prior art, the power line false-collision prevention alarm device provided by the invention has the advantages that the clamping mechanism is enabled to act through the sliding driving mechanism, the alarm device is suspended on a power line, an alarm signal is output when the induction alarm module detects that a moving object (such as a crane, a crane tower, an engineering vehicle and a large truck) exists in a preset range, the moving object is prompted not to approach the power line, and the power line is prevented from being damaged due to false collision of the moving object on the power line.
Drawings
Fig. 1 is a schematic diagram of a state that a power line is released by the power line false-collision prevention alarm device provided by the invention.
Fig. 2 is a schematic diagram of a state in which the power line is clamped by the power line false-collision prevention alarm device provided by the invention.
Fig. 3 is a schematic circuit diagram of an induction alarm module on the power line false-collision prevention alarm device provided by the invention.
Fig. 4 is a schematic structural diagram of a clamping mechanism of the power line false-collision prevention alarm device provided by the invention.
Fig. 5 is a schematic structural diagram of a limiting mechanism of the power line false-collision prevention alarm device provided by the invention.
Reference is made to the accompanying drawings in which:
First resistor R1 of voltage-stabilizing power supply circuit 24 microwave movement detection sensor V1
A second resistor R2, a first triode Q1, a high decibel horn T1, and a third resistor R3
A fourth resistor R4, a second transistor Q2, a fifth resistor R5, a sixth resistor R6
The seventh resistor R7 the first warning lamp LED1 the second warning lamp LED2
Third warning light LED3 slide rail 12 slide rail 13 slide groove 14 opening 101
Protruding 161 pin shaft 162 hook 11 of clamping plate 16 extrusion plate 15
The reset mechanism 17 and the limiting mechanism 18 limit the ball part 121 to be embedded in the circular groove 181.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
It will be understood that when an element is referred to as being "on," "secured to" or "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or intervening elements may also be present.
It should be noted that the terms of orientation such as left, right, up and down in the embodiments of the present invention are only relative to each other or are referred to the normal use state of the product, and should not be considered as limiting.
Referring to fig. 1 and 2 together, the power line false-collision prevention alarm device provided by the present invention includes: the device comprises a fixing frame 1, wherein a sensing alarm module 2, a clamping mechanism 30 and a sliding driving mechanism (not numbered) are arranged on the fixing frame 1, the sensing alarm module 2 is used for detecting whether a moving object exists in a preset range, the clamping mechanism 30 is used for enabling an alarm device to be suspended on a power line 3, and the sliding driving mechanism is used for driving the clamping mechanism 30 to clamp or loosen the power line 3.
When the device is used, when the sliding driving mechanism moves towards the clamping mechanism 30, the clamping mechanism 30 is closed to clamp the power line 3, the alarm device is hung on the power line 3, and when the sensing alarm module 2 detects that a moving object (such as a crane, a tower crane, an engineering vehicle and a large truck) is in a preset range, an alarm signal is output to prompt that the moving object cannot approach the power line 3.
Referring to fig. 3, the sensing alarm module 2 includes a mobile detection unit 21, a photoelectric alarm unit 22, an audible alarm unit 23, and a control unit (not numbered in the figure), where the mobile detection unit 21, the photoelectric alarm unit 22, and the audible alarm unit 23 are all connected to the control unit, the mobile detection unit 21 feeds back to the control unit when detecting that there is a moving object within a preset range, and the control unit controls the photoelectric alarm unit 22 and/or the audible alarm unit 23 to output an alarm signal.
In this embodiment, the control unit includes MCU chip U1 and steady voltage supply circuit 24, the VCC end of MCU chip U1 is connected to steady voltage supply circuit 24, it includes that microwave removes detection sensor V1, first resistance R1, second resistance R2 and first triode Q1 to remove detection unit 21, and microwave removes detection sensor V1's output and connects first triode Q1's base through first resistance R1, and MCU chip U1's P3.3 end is connected to first triode Q1's collecting electrode, also connects the VCC supply terminal through second resistance R2.
The MCU chip U1 can adopt an integrated chip with the model number of 15W204S, the microwave movement detection sensor V1 can adopt a microwave movement detection sensor with the model number of GH-719, the microwave movement detection sensor has a detection range with 16-level sensitivity adjustment and can be set to be 0.3-10 meters, the microwave movement detection sensor can take 1-2 meters, the first triode Q1 is an NPN triode, when the microwave movement detection sensor V1 detects that a moving object exists in the setting range, a high-level signal is output to enable the first triode Q1 to be conducted, so that the P3.3 end of the MCU chip U1 is interrupted, and a detection result is fed back, namely the moving object exists in the detection range.
Further, the sound alarm unit 23 includes a high decibel speaker T1, a third resistor R3, a fourth resistor R4, and a second triode Q2, the P1.1 end of the MCU chip U1 is connected to the base of the second triode Q2 through the third resistor R3, and also connected to the VCC power supply end and the anode of the high decibel speaker T1 through the fourth resistor R4, the emitter of the second triode Q2 is connected to the cathode of the high decibel speaker T1, and the collector of the second triode Q2 is grounded; the photoelectric alarm unit 22 comprises a fifth resistor R5, a sixth resistor R6, a seventh resistor R7, a first alarm lamp LED1, a second alarm lamp LED2 and a third alarm lamp LED3, a P1.2 end of the MCU chip U1 sequentially passes through the fifth resistor R5 and the first alarm lamp LED1 to be connected with a VCC power supply end, a P1.4 end of the MCU chip U1 sequentially passes through the sixth resistor R6 and the second alarm lamp LED2 to be connected with the VCC power supply end, and a P1.5 end of the MCU chip U1 sequentially passes through the seventh resistor R7 and the third alarm lamp LED3 to be connected with the VCC power supply end.
Second triode Q2 is the PNP triode, first alarm lamp LED1, second alarm lamp LED2, third alarm lamp LED3 are red, blue, green three-colour LED lamp cluster respectively, when the P3.3 end of MCU chip U1 was interrupted, the P1.1 end output low level of MCU chip U1 made second triode Q2 switch on to make high decibel loudspeaker T1 sound production, perhaps MCU chip U1's P1.2 end, P1.4 end, P1.8 end output low level, make first alarm lamp LED1, second alarm lamp LED2, third alarm lamp LED3 blink, perhaps control high decibel loudspeaker T1 sound production warning or make three alarm lamp blink, through the mode of sound and light warning, can improve alarm efficiency greatly.
The sensing alarm module 2 can be arranged at the lower part of the fixing frame 1 so as to improve the detection precision, the first alarm lamp LED1, the second alarm lamp LED2 and the third alarm lamp LED3 can be embedded around the fixing frame 1, the alarm performance can be improved by a circle of alarm lamp flickering, and the area of the fixing frame 1 where the LEDs are arranged is a light-transmitting area so that the light of the alarm lamps can be emitted, the LEDs are hidden, the appearance is attractive, and meanwhile, the waterproof performance is good.
Further, response alarm module 2 still can include photovoltaic module and battery, is converted solar energy into the electric energy by photovoltaic module, need not to change the battery or take off alarm device and charge, and especially adapted uses in outdoor environment, is fit for utilizing the energy moreover, green.
With continued reference to fig. 1 and 2, the sliding driving mechanism includes a sliding frame 12, on which a sliding rail 13 and a sliding groove 14 disposed on the fixed frame 1 for sliding the sliding rail 13 are disposed, and the fixed frame 1 and the sliding frame 12 both have an opening 101 to form a passage (not numbered in the figures) for passing the power line 3.
In this embodiment, the sliding frame 12 is disposed in the fixing frame 1, the length of the sliding frame 12 is smaller than that of the fixing frame 1, the sliding frame 12 can slide on the fixing frame 1, and both the sliding frame 12 and the fixing frame 1 are C-shaped. The slide rails 13 are arranged on two sides of the sliding frame 12, and the sliding grooves 14 are correspondingly arranged on two sides of the inner wall of the fixed frame 1, so that the slide rails 13 can longitudinally slide in the sliding grooves 14, the sliding of the sliding frame 12 and the sliding of the fixed frame 1 are staggered, and the channel is closed or opened. The contact surface of the slide rail 13 and the slide groove 14 is a smooth surface, so that the friction force is small when the slide rail slides up and down.
When the sliding frame 12 slides towards the side of the clamping mechanism (for example, the sliding frame 12 slides towards the upper end of the fixed frame 1), the two openings 101 are staggered to reduce the passage, so that the power line 3 is prevented from being separated. And one end of the sliding frame 12 presses the control part of the clamping mechanism 30 to control the clamping mechanism 30 to close and clamp the power line 3. When the sliding frame 12 slides away from the clamping mechanism (e.g., the sliding frame 12 slides relative to the lower end of the fixed frame 1), the passage gradually increases (i.e., the dislocation area decreases) during the sliding process until the two openings 101 are aligned when the sliding frame 12 slides down to the lowest position, and when the sliding frame 12 slides, the upper end of the sliding frame leaves the control portion of the clamping mechanism 30, and the clamping mechanism 30 is controlled to separate and release the power line 3.
Referring to fig. 4, the clasping mechanism 30 includes two oppositely curved clasping plates 16 and an extruding plate 15, the extruding plate 15 is a control portion of the clasping mechanism, and is disposed at a predetermined included angle with one end of the clasping plate 16, and one end of the clasping plate 16 is hinged to the fixing frame 1. For example, the pressing plate 15 forms an acute angle with one end of the clamping plate 16, and the clamping plate 16 can rotate around the fixing frame 1 within a certain range, so as to control the two clamping plates 16 to be closed or separated identically.
Such as: the fixing frame 1 is provided with a hinge hole for rotating the pin shaft 162, the extruding plate 15 and the clamping plate 16 are both provided with matching holes (not marked in the drawing), when the extruding plate 15 is arranged in the fixing frame, the clamping plate 16 is arranged outside the fixing frame, after the angles of the extruding plate 15 and the clamping plate 16 are determined, the pin shaft 162 is arranged, and the extruding plate 15 and the clamping plate 16 are tightly matched with the pin shaft 162, so that the angles of the extruding plate 15 and the clamping plate 16 are fixed, and even when the fixing frame can rotate by rotating the extruding plate 15, the clamping plate 16 synchronously rotates. The invention realizes the rotation of the holding clamp plate, does not interfere with other parts on the fixed mount, and is simple and convenient to install.
Further, be provided with a plurality of archs 161 on embracing the inner wall of splint, through protruding 161 multiplicable its and wire frictional force, difficult slip when guaranteeing to embrace splint 16 and fold and embrace power line 3 tightly improves the stability when alarm device hangs. Lower, the protrusion 161 also employs an elastic protrusion 161 to further increase the frictional force with which the power line 3 is clamped.
Further, the clamping plate 16 includes at least two clamping plates arranged at intervals, and the clamping plates of the two clamping plates are arranged right opposite to each other to clamp the electric wire rapidly. Of course, the two clasping clamping pieces can also be arranged in a staggered manner, and the clasping clamping pieces can be clamped for use as well, and the invention is not limited by the way.
Because the electrical return line is generally arranged at a certain radian when being elevated, in order to prevent the alarm device from moving after being suspended, the inner wall of the top of the sliding frame 12 is also provided with a rough layer so as to further increase the friction force between the sliding frame 12 and the power line 3.
With continued reference to fig. 1 and 2, one end of the fixing frame 1 is provided with a hook 11 for facilitating the alarm device to be taken off, when the alarm device is hung, the hook 11 is supported by a long rod to lift the alarm device slightly higher than the power line 3, so that the opening 101 is aligned with the power line 3, and the power line 3 passes through the passage, as shown in the state of fig. 1. When needing to take off, only need catch on couple 11 with the stock and mention upwards, break through alarm device's weight, carriage 12 receives the external force that gravity effect made stripper plate 15 and disappears, embraces splint 16 this moment and can rotate to the outside and resume to initial condition, release power line 3.
Referring to fig. 5, in the alarm device of the present invention, a reset mechanism 17 and a limit mechanism 18 are disposed between the carriage 12 and the fixing frame 1, wherein the reset mechanism 17 includes two springs disposed at two sides of the limit mechanism 18 and elastically connected to the outer wall of the lower end of the carriage 12 and the inner wall of the lower end of the fixing frame 1, so as to perform the functions of resetting and fixing and improve the stability of the limit mechanism 18 during resetting.
Stop gear 18 includes spacing ball 121 and embedded circular slot 181, the one end of spacing ball 121 sets up in carriage 12, embedded circular slot 181 sets up in mount 1, perhaps the one end of spacing ball 121 sets up on mount 1, embedded circular slot 181 sets up on carriage 12, and the bulb detachable of spacing ball 121 sets up in embedded circular slot 181, and when embracing splint 16 and releasing power line 3, carriage 12 resets because of the action of gravity, makes spacing ball 121 insert in embedded circular slot 181, makes whole alarm device reset.
In this embodiment, the opening 101 of the embedded circular groove 181 is smaller than the diameter of the circular groove, so that the ball head of the limiting ball 121 can be clamped in the embedded circular groove 181, thereby facilitating the clamping and resetting of the sliding frame 12.
Further, the inner surface of the embedded circular groove 181 is provided with an elastic layer, such as elastic plastic or rubber, when the sliding rack 12 descends to the lowest position, the limiting ball 121 is inserted into the embedded circular groove 181, at this time, the spring is in a compressed state, the elasticity of the spring is low, the ball head is prevented from popping out of the embedded circular groove 181 in an unsuspended state, and the limiting ball 121 is prevented from popping out of the embedded circular groove 181. After the power line 3 is penetrated into the sliding frame 12, the fixing frame 1 is made to descend through the weight of the alarm device, the limiting ball part 121 can be separated from the embedded circular groove 181 through the gravity, meanwhile, the elastic force of the spring is released, the sliding frame 12 is made to slide upwards quickly, the sliding frame 12 and the opening 101 of the fixing frame 1 are closed in a staggered opening and closing mode during sliding, and the power line 3 is prevented from falling from the sliding frame 12.
The invention can hang the alarm device on the power line 3 through hanging the alarm device on the power line 3 and through the fixed frame 1 and the sliding frame 12 which can be closed in a sliding way, so as to be convenient for early warning at any time, the alarm device can detect the moving obstacle within a set range in real time in the construction process, and can give an alarm once a moving obstacle (such as a construction vehicle or other large-scale vehicles) is detected nearby, thereby effectively playing the role of alarm prompt aiming at the obstacle avoidance problem in the construction process, and avoiding potential safety hazard and causing work and life interference to enterprises or masses.
To better understand the alarm scheme of the present invention, the following structural diagrams 1 to 5 illustrate the alarm mode of the alarm system of the present invention in detail:
in use, the alarm device is raised slightly above the power line 3 by the long pole support hook 11, with the opening 101 aligned with the power line 3 and the power line 3 passing through the passageway, as in the condition of fig. 1. Then the long rod loosens the hook 11, the alarm device makes the top of the sliding frame 12 contact with the power line 3 due to the action of gravity, and at the moment, the fixed frame 1 moves downwards due to the action of gravity to make the two openings 101 dislocate to frame the power line 3, so that the power line is prevented from falling out. And because the mount 1 moves down (namely the carriage 12 moves up relative to the mount 1), the top surface of the carriage 12 can be pressed against the extrusion plate 15, the holding plate 16 rotates towards the center to clamp the power line 3, the limiting ball 121 can be separated from the embedded circular groove 181 when the mount 1 moves down, the spring elastic force recovers to accelerate the moving up speed of the carriage 12 and apply pressure to the extrusion plate 15, the holding plate 16 is assisted to drive to rotate to clamp the power line 3, and the alarm device is hung on the power line 3 and is not easy to slide on the power line 3.
After the microwave mobile detection sensor V1 is hung, whether a moving object exists in a set range is detected in real time, when the microwave mobile detection sensor V1 detects that the moving object exists in the set range, a high level signal is output, the first triode Q1 is enabled to pass through, so that the P3.3 end of the MCU chip U1 is interrupted, the MCU chip U1 receives feedback, the P1.1 end outputs a low level to enable the positive electrode of the high decibel loudspeaker T1 to sound, meanwhile, the P1.2 end, the P1.4 end and the P1.8 end output low levels, the first alarm lamp LED1, the second alarm lamp LED2 and the third alarm lamp LED3 flicker, and alarm is given out in a sound and light alarm mode.
When needing to take off, only need catch on couple 11 with the stock and mention upwards, break through alarm device's weight, carriage 12 receives the action of gravity to make stripper plate 15 external force disappear, embraces splint 16 and rotates gradually this moment and relieve power line 3 to initial position. And the sliding frame 12 moves downwards relative to the fixed plate under the action of gravity, the limiting ball piece 121 can be inserted into the embedded circular groove 181 during the downward movement of the sliding frame 12, so that the sliding frame 12 and the fixed frame 1 are reset, and finally the two openings 101 are aligned to open the passage, so that the alarm device can be conveniently taken down.
In summary, the power line false-collision prevention alarm device provided by the invention enables the clamping mechanism to act through the sliding driving mechanism, so that the alarm device is suspended on the power line, and outputs an alarm signal when the induction alarm module detects that a moving object (such as a crane, an engineering vehicle and a large truck) is in a preset range, so as to prompt that the moving object cannot approach the power line.
The invention can clamp the power line by only hanging the alarm device on the power line by using the long rod, can detect whether a crane or an engineering vehicle leans against the uniform power line after hanging, and can alarm timely and reliably by sound and light alarm in abnormal conditions. When the alarm device needs to be taken down, the holding clamp plate can release the power line only by lifting the alarm device by the long rod, and the electric power line clamping device is simple to operate, compact in structure and low in cost.
It should be understood that equivalents and modifications of the technical solution and inventive concept thereof may occur to those skilled in the art, and all such modifications and alterations should fall within the scope of the appended claims.
Claims (10)
1. The utility model provides a power line prevents mistake and hits alarm device which characterized in that includes: the device comprises a fixing frame, wherein a sensing alarm module for detecting whether a moving object exists in a preset range is arranged on the fixing frame, a clamping mechanism for enabling the alarm device to be suspended on a power line, and a sliding driving mechanism for driving the clamping mechanism to clamp or loosen the power line are arranged on the fixing frame, when the sliding driving mechanism moves towards the side of the clamping mechanism, the clamping mechanism is enabled to be folded to clamp the power line, and an alarm signal is output when the sensing alarm module senses the moving object.
2. The power line false-collision prevention alarm device as claimed in claim 1, wherein the sensing alarm module comprises a mobile detection unit, a photoelectric alarm unit, a sound alarm unit and a control unit, wherein the mobile detection unit feeds back to the control unit when detecting that a mobile object exists within a preset range, and the control unit controls the photoelectric alarm unit and/or the sound alarm unit to output an alarm signal.
3. The power line false-collision prevention alarm device according to claim 2, wherein the control unit comprises an MCU chip and a voltage-stabilizing power supply circuit, the voltage-stabilizing power supply circuit is connected with the VCC end of the MCU chip, the mobile detection unit comprises a microwave mobile detection sensor, a first resistor, a second resistor and a first triode, the output end of the microwave mobile detection sensor is connected with the base electrode of the first triode through the first resistor, and the collector electrode of the first triode is connected with the P3.3 end of the MCU chip and is also connected with the VCC power supply end through the second resistor.
4. The power line false-collision prevention alarm device according to claim 3, wherein the sound alarm unit comprises a high-decibel speaker, a third resistor, a fourth resistor and a second triode, the P1.1 end of the MCU chip is connected with the base of the second triode through the third resistor and also connected with the VCC power supply end and the anode of the high-decibel speaker through the fourth resistor, the emitter of the second triode is connected with the cathode of the high-decibel speaker, and the collector of the second triode is grounded; the photoelectric alarm unit comprises a fifth resistor, a sixth resistor, a seventh resistor, a first alarm lamp, a second alarm lamp and a third alarm lamp, wherein the P1.2 end of the MCU chip is connected with the VCC power supply end through the fifth resistor and the first alarm lamp in sequence, the P1.4 end of the MCU chip is connected with the VCC power supply end through the sixth resistor and the second alarm lamp in sequence, and the P1.5 end of the MCU chip is connected with the VCC power supply end through the seventh resistor and the third alarm lamp in sequence.
5. The electric power line false-collision prevention alarm device as claimed in any one of claims 1 to 4, wherein the sliding driving mechanism comprises a sliding frame, a sliding rail and a sliding groove arranged on the fixed frame and used for sliding the sliding rail are arranged on the sliding frame, the fixed frame and the sliding frame are respectively provided with a passage with an opening for passing through a power line, when the sliding frame slides to the side of the clasping mechanism, the two openings are staggered to make the passage smaller, one end of the sliding frame presses against a control part of the clasping mechanism to control the clasping mechanism to fold and clamp the electric power line, when the sliding frame slides to the side far away from the clasping mechanism, the two openings are staggered to make the passage larger, and one end of the sliding frame leaves the control part of the clasping mechanism to control the clasping mechanism to separate and loosen the electric power line.
6. The power line false-collision prevention alarm device as claimed in claim 5, wherein the clamping mechanism comprises two oppositely-bent clamping plates and a pressing plate, the pressing plate is a control part of the clamping mechanism and is arranged at a preset included angle with one end of the clamping plate, and one end of the clamping plate is hinged to the fixing frame.
7. The power line false-collision prevention alarm device as claimed in claim 6, wherein the clamping plate comprises at least two clamping pieces arranged at intervals, and the clamping pieces of the two clamping plates are arranged opposite to each other.
8. The power line false-collision prevention alarm device as claimed in claim 7, wherein a plurality of protrusions are arranged on the inner wall of the clamping plate.
9. The power line false-collision prevention alarm device as claimed in claim 6, wherein a hook for facilitating the removal of the alarm device is provided at one end of the fixing frame.
10. The power line false-collision prevention alarm device according to claim 9, wherein a reset mechanism and a limit mechanism are arranged between the sliding frame and the fixed frame, the limit mechanism comprises a limit ball and an embedded circular groove, one end of the limit ball is arranged on the sliding frame or the fixed frame, a ball head of the limit ball is detachably arranged in the embedded circular groove, and the embedded circular groove is arranged on the fixed frame or the sliding frame.
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Cited By (1)
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| CN115862289A (en) * | 2023-03-02 | 2023-03-28 | 青岛恒源新电力科技有限公司 | Power line anti-collision alarm device |
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| CN113409529B (en) | 2022-01-28 |
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