CN108075427A - A kind of damper with monitoring function - Google Patents

Abstract

The invention relates to an anti-vibration hammer with a monitoring function, which is composed of a wire clip, a hammer body, a steel strand, a pre-twisted wire, a wire ice monitoring device, an amplitude and frequency monitoring device, and an angle adjustment device; the wire The icing monitoring device is set on the wire clip, which is a device for online monitoring of the amount of icing on the wire; the amplitude and frequency monitoring device is set on the wire clip, which is a device for online monitoring the amplitude and frequency of the hammer body. device; due to the use of the wire icing monitoring device, the line can be monitored in real time in time to ensure the safe operation of the line; due to the use of the amplitude and frequency monitoring device, the vibration frequency and amplitude of the hammer can be monitored in real time, and the wire's impact can be fed back in time Check and repair according to the force condition; the angle adjustment device is used to ensure the accuracy and reliability of the collected data; since the casing and the sensor component casing are made of antimagnetic metal materials, electromagnetic interference can be effectively shielded.

Description

An anti-vibration hammer with monitoring function

technical field

The invention relates to a power fitting for an overhead power line in a power system, in particular to an anti-vibration hammer with a monitoring function.

Background technique

After retrieving relevant patent documents, a kind of anti-vibration hammer with the same structure as the present invention has not been retrieved so far. The existing anti-vibration hammer generally utilizes the relative motion of the hammer body to absorb the vibration energy of the wire, thereby preventing the wire from vibrating, and its function is relatively simple. When the high-voltage overhead transmission line encounters severe weather such as continuous low temperature, heavy snow or strong wind, the line is covered with ice and subjected to multiple vibrations caused by wind force to cause periodic bending, which is prone to fatigue damage, resulting in disconnection, tripping, etc. , threatening the safe operation of power grids and lines. When inspecting and maintaining lines in geographically complex areas, traditional manual inspections are labor-intensive and inefficient, and cannot guarantee the safety of power grid lines. Although some transmission lines currently use an online monitoring system to realize the status operation and maintenance management of the transmission line, the production cost has been greatly increased, so it is necessary to improve the existing anti-vibration hammer structure to meet the needs of various power transmission environments. Accurately monitor conductor icing, amplitude and frequency.

Contents of the invention

The purpose of the present invention is to provide an improvement on the existing anti-vibration hammer, which not only has the function of preventing the vibration of the wire, but also can monitor the ice coating amount of the power transmission wire, the amplitude and frequency of the hammer body in time. Anti-vibration hammer with monitoring function.

The technical feature of the present invention is: on the basis of considering simple and reasonable structure, convenient installation and cost saving, it is designed to be composed of wire clip, hammer body, steel strand, pre-twisted wire, wire ice coating monitoring device, amplitude and frequency monitoring device, An anti-vibration hammer with monitoring function composed of an angle adjustment device, the clamp is fixedly connected to the steel strand; the hammer body is fixed at both ends of the steel strand; at least one pre-twisted wire is used to The wire clamp is fixed on the power transmission wire, and the wire icing monitoring device is set on the wire clamp, which is a device for online monitoring of the amount of wire icing; the amplitude and frequency monitoring device is set on the wire clamp, which is a A device for online monitoring of the amplitude and frequency of a hammer body; the angle adjustment device is arranged on a wire clip and is used for adjusting the overall angular position of the wire ice coating monitoring device and the amplitude and frequency monitoring device.

The wire icing monitoring device is composed of a casing I, a sensor assembly I, a pin shaft I, and a fastening assembly I. The casing I is connected to the wire clamp through the pin shaft I; the sensor assembly I is set in Inside the case I.

The casing I and the shell of the sensor component I are made of antimagnetic metal material; the sensor component I is of lightning protection structure.

The amplitude and frequency monitoring device is composed of casing II, sensor assembly II, pin shaft II, and fastening assembly II. The casing II is connected to the clamp through the pin shaft II; the sensor assembly II is set on Inside the casing II.

The casing II and the sensor assembly II are made of antimagnetic metal materials; the sensor assembly II is of lightning protection structure.

There are at least four sets of angle adjusting devices, which are composed of adjusting parts and locking nuts.

When in use, place the wire icing monitoring device in the clamp of the anti-vibration hammer so that the fixing hole on the anti-vibration hammer clamp corresponds to the hole on the wire icing monitoring device, and the pin shaft I passes through the hole and passes through the clamp Fixing component Ⅰ Pre-position the wire ice monitoring device on the clamp, and then place the amplitude and frequency monitoring device in the clamp of the anti-vibration hammer, so that the fixing hole on the clamp of the anti-vibration hammer and the hole of the amplitude and frequency monitoring device Correspondingly, the pin shaft II passes through the hole and pre-positions the amplitude and frequency monitoring device on the wire clamp through the fastening component II. Hang the clamp of the anti-vibration hammer on the designated installation position designed in the wire transmission line, and make the invention in a natural vertical state, so that the inner surface of the hook and the wire can be effectively attached, and take out a pre-twisted wire to place the central mark Align the middle position of the separation nail of the wire clip, and wind the pre-twisted wire on the wire; repeat the above action, and then wind the other several pre-twisted wires on the wire clip and the wire respectively, so as to fix the anti-vibration hammer. According to the fixed wire clamp position, adjust the overall angular position of the wire icing monitoring device, amplitude and frequency monitoring device respectively through the adjusting parts on the angle adjusting device, so that the adjusted monitoring position can collect accurate data and lock the angle Lock nut on adjustment unit. Then fastening component I and fastening component II are respectively locked, so that the positions of the conductor ice coating monitoring device and the amplitude and frequency monitoring device are fixed. Send the collected data to the receiving device through the conductor icing monitoring device, amplitude and frequency monitoring device. After comprehensive data analysis, it can judge whether the running status of the conductor is safe, and timely alarm the transmission lines with unsafe factors in various ways. Carry out maintenance.

The advantages of the present invention are: due to the use of the wire icing monitoring device, the line can be monitored in real time in real time to ensure the safe operation of the line; due to the use of the amplitude and frequency monitoring device, the vibration frequency and amplitude of the hammer body can be monitored in real time, and timely Feedback the force of the wires, carry out maintenance, and reduce losses; because the angle adjustment device is used, the collected data is guaranteed to be accurate and reliable; because the casing and the sensor component casing are made of anti-magnetic metal materials, electromagnetic interference can be effectively shielded; due to the structure It is reasonable and easy to install, so it has great practical and promotional value.

Description of drawings

The present invention will be further described below in conjunction with accompanying drawing:

Accompanying drawing 1 is the structural representation of a kind of anti-vibration hammer with monitoring function of the present invention;

Accompanying drawing 2 is the schematic diagram of the enlarged structure of A direction of accompanying drawing 1;

Accompanying drawing 3 is a schematic diagram of a partial cross-sectional enlarged structure taken along the direction B of the accompanying drawing 1 .

Detailed ways

With reference to accompanying drawing 1, accompanying drawing 2, accompanying drawing 3, a kind of anti-vibration hammer with monitoring function of the present invention, it is monitored by wire clip 1, hammer body 2, steel strand 3, pre-twisted wire 4, wire icing The device 5, the amplitude and frequency monitoring device 6, and the angle adjustment device 7 are composed of the clamp 1 and the steel strand 3 fixedly connected; the two ends of the steel strand 3 are respectively fixed with a hammer body 2; the pre-twisted wire 4 is at least One, used to fix the wire clip 1 on the power transmission wire, the wire icing monitoring device 5 is arranged on the wire clip 1, and is a device for online monitoring of the amount of wire icing; the amplitude and frequency The monitoring device 6 is arranged on the wire clamp 1, and is a device for online monitoring of the amplitude and frequency of the hammer body 2; the angle adjustment device 7 is arranged on the wire clamp 1, and is used to adjust the wire icing monitoring device 5, the amplitude A device for the overall angular position of the frequency monitoring device 6; the wire icing monitoring device 5 is composed of a casing I51, a sensor assembly I52, a pin shaft I53, and a fastening assembly I54, and the casing I51 passes through the pin shaft I53 Connected to the clamp 1; the sensor component I52 is set in the casing I51; the shell of the casing I51 and the sensor component I52 is made of antimagnetic metal material; the sensor component I52 adopts a lightning protection structure; The amplitude and frequency monitoring device 6 is composed of a casing II61, a sensor assembly II62, a pin shaft II63, and a fastening assembly II64. The casing II61 is connected to the clamp 1 through the pin shaft II63; the sensor assembly II62 is arranged on the machine Inside the casing II61; the casing II61 and the sensor assembly II62 shell are made of antimagnetic metal materials; the sensor assembly II62 adopts a lightning protection structure; the angle adjustment device 7 is at least four sets, which are composed of the adjustment part 71 and the lock Nut 72 forms.

Claims (6)

1. An anti-vibration hammer with monitoring function, which consists of wire clamp (1), hammer body (2), steel strand (3), pre-twisted wire (4), conductor ice coating monitoring device (5), amplitude Composed of a frequency monitoring device (6) and an angle adjustment device (7), the clamp (1) is fixedly connected to the steel strand (3); the two ends of the steel strand (3) are respectively fixed with a hammer body (2 ); there is at least one pre-twisted wire (4), which is used to fix the wire clamp (1) on the power transmission wire, and it is characterized in that: the wire ice coating monitoring device (5) is set on the wire clamp (1), It is a device for on-line monitoring of the amount of icing on wires; the amplitude and frequency monitoring device (6) is set on the wire clamp (1), and is a device for on-line monitoring of the amplitude and frequency of the hammer body (2). device; the angle adjustment device (7) is arranged on the wire clamp (1), and is used to adjust the overall angular position of the wire ice coating monitoring device (5) and the amplitude and frequency monitoring device (6). 2. An anti-vibration hammer with monitoring function according to claim 1, characterized in that the wire ice coating monitoring device (5) consists of a casing I (51), a sensor assembly I (52), a pin Shaft I (53) and fastening assembly I (54), the casing I (51) is connected to the clamp (1) through the pin shaft I (53); the sensor assembly I (52) is set at Inside the casing I (51). 3. An anti-vibration hammer with monitoring function according to claim 2, characterized in that: the shell of the casing I (51) and the sensor assembly I (52) is made of antimagnetic metal material; the sensor Component I (52) adopts a lightning protection structure. 4. An anti-vibration hammer with monitoring function according to claim 1, characterized in that: said amplitude and frequency monitoring device (6) consists of casing II (61), sensor assembly II (62), pin Shaft II (63) and fastening assembly II (64), the casing II (61) is connected to the clamp (1) through the pin shaft II (63); the sensor assembly II (62) is set on Inside the casing II (61). 5. An anti-vibration hammer with monitoring function according to claim 4, characterized in that: the housing II (61) and the sensor assembly II (62) are made of antimagnetic metal materials; the sensor assembly Ⅱ (62) adopts lightning protection structure. 6. The anti-vibration hammer with monitoring function according to claim 1, characterized in that there are at least four sets of angle adjustment devices (7), which are composed of adjustment parts (71) and lock nuts (72).