CN219997147U

CN219997147U - Passive wireless lightning arrester monitoring terminal

Info

Publication number: CN219997147U
Application number: CN202321433273.6U
Authority: CN
Inventors: 付元洪; 何长波; 张红; 曾阳; 蒋京辰
Original assignee: Chengdu Fangyuan Smart Power Technology Co ltd
Current assignee: Chengdu Fangyuan Smart Power Technology Co ltd
Priority date: 2023-06-07
Filing date: 2023-06-07
Publication date: 2023-11-10
Anticipated expiration: 2033-06-07

Abstract

The utility model discloses a passive wireless lightning arrester monitoring terminal which comprises an information processing device, a signal acquisition device and a fitting box, wherein the information processing device comprises a first connecting part and a containing part, the signal acquisition device comprises a second connecting part and an assembling part, and the first connecting part is detachably connected with the second connecting part. The first connecting part is provided with a groove, the second connecting part is provided with a bulge, and the bulge is matched with the groove; the accommodating part is of a hollow structure, a monitoring unit is arranged in the accommodating part, and a threaded hole is formed below the accommodating part; the assembly part is provided with a measuring head which is rotationally connected with the assembly part. The accommodating part is provided with an extending part which is connected with the accessory box and is of a hollow structure, and the extending part is communicated with the accommodating part and the accessory box. When the lightning arrester is installed, the lightning arrester is installed on the measuring head, and then the fixing of the monitoring terminal can be completed through the matching of the bolt and the threaded hole, so that the lightning arrester is fast and convenient to disassemble and assemble.

Description

Passive wireless lightning arrester monitoring terminal

Technical Field

The utility model relates to the technical field of lightning arresters, in particular to a passive wireless lightning arrester monitoring terminal.

Background

Lightning damage is one of the main factors affecting the operation safety of a power grid, and lightning strike faults are particularly prominent in a distribution network system due to low insulation level and no lightning conductor. At present, the lightning arrester is widely applied to distribution lines and distribution transformers as a main means of lightning protection of distribution networks. In areas where lightning activity is relatively frequent, the failure rate of the lightning arrester is always high.

Because the installation quantity of the lightning arrester is large and the distribution is wide, when the lightning arrester is in power failure due to lightning strike, huge manpower and economic pressure for power failure maintenance and fault treatment can be caused. In the utility model patent with publication number of CN213398744U (hereinafter referred to as "prior art 1"), a monitoring device for a lightning arrester is disclosed, in the prior art 1, lightning voltage and lightning signal flow input by a lightning acquisition end are transmitted, and after being processed by a rectifying and filtering circuit, an A/D conversion unit and a storage unit, information is transmitted to a remote monitoring terminal through an antenna communication module, and an MCU central processing unit rapidly locates a fault position by monitoring whether a data packet exists, so that fault removal is facilitated.

The monitoring device in the prior art 1 realizes the rapid positioning of the lightning stroke fault position, is convenient for staff to carry out fault elimination, saves labor cost and time cost, but the monitoring device in the prior art 1 is inconvenient to install as equipment needing high-altitude installation, needs to use a plurality of bolts for fixing, and is inconvenient for constructors to operate.

Disclosure of Invention

Therefore, I have designed a passive wireless lightning arrester monitoring terminal in order to solve the inconvenient problem of installation that prior art exists.

The technical scheme of the utility model is as follows:

the passive wireless lightning arrester monitoring terminal comprises an information processing device, a signal acquisition device and an accessory box, wherein the information processing device comprises a first connecting part and a containing part, the signal acquisition device comprises a second connecting part and an assembling part, and the first connecting part is detachably connected with the second connecting part;

the first connecting part is provided with a groove, the second connecting part is provided with a bulge, and the bulge is matched with the groove; the accommodating part is of a hollow structure, a monitoring unit is arranged in the accommodating part, and a threaded hole is formed below the accommodating part; the assembly part is provided with a measuring head which is rotationally connected with the assembly part;

the accommodating part is provided with an extending part which is connected with the accessory box and is of a hollow structure, and the extending part is communicated with the accommodating part and the accessory box.

In a preferred technical scheme, a retainer ring is arranged in the assembly part, and a notch is arranged on the retainer ring; the measuring head is provided with a deflector rod which is matched with the notch.

In a preferred technical scheme, a baffle plate and a spring are arranged on the measuring head, one end of the spring is in contact with the baffle plate, and the other end of the spring is in contact with the assembly part.

In a preferred technical scheme, be provided with solar panel on the accessory box, be provided with the battery in the accessory box, solar panel is connected with the battery electricity, and solar panel and battery are used for supplying power for information processing device.

In a preferred technical scheme, a first supporting sheet and a second supporting sheet are arranged on the accessory box, and a rotating shaft is arranged on the solar panel; the first support piece is provided with a shaft hole, the second support piece is provided with a fixing hole, the rotating shaft is matched with the shaft hole, and the fixing hole is provided with a fastening bolt.

In a preferred technical scheme, a plurality of holding blocks are arranged on the solar panel and are uniformly distributed on the side edges of the solar panel.

In a preferred embodiment, the fitting box is provided with a projection, and the projection is provided with a chamfer.

In a preferred embodiment, the information processing device and the signal recording device are made of metallic materials.

The beneficial effects of the utility model are as follows:

when the lightning arrester is installed, the lightning arrester is installed on the measuring head, and then the fixing of the monitoring terminal can be completed through the matching of the bolt and the threaded hole, so that the lightning arrester is fast and convenient to disassemble and assemble.

The measuring head, the information processing device and the signal acquisition device are detachably connected, and the whole monitoring terminal does not need to be detached when the monitoring terminal is overhauled, so that the equipment cost and the maintenance time are saved.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is one of the schematic diagrams of the present utility model;

FIG. 3 is a cross-sectional view of FIG. 2;

FIG. 4 is a second schematic diagram of the present utility model;

fig. 5 is a cross-sectional view of fig. 4.

In the figure: 100-information processing device, 110-first connecting part, 111-groove, 120-accommodating part, 121-threaded hole, 130-extending part, 200-signal acquisition device, 210-second connecting part, 211-protrusion, 220-fitting part, 221-retainer ring, 222-notch, 230-measuring head, 231-deflector rod, 232-baffle, 233-spring, 300-fitting box, 310-solar panel, 311-rotating shaft, 320-storage battery, 330-first supporting plate, 331-shaft hole, 340-second supporting plate, 341-fixing hole, 350-holding block and 360-bump.

Detailed Description

Specific embodiments of the present utility model will be described in detail below with reference to the accompanying drawings in the embodiments of the present utility model:

it should be noted that all directional indicators (such as up, down, left, right, front, and rear … …) in the embodiments of the present utility model are merely used to explain the relative positional relationship between the components, the movement condition, etc. in a specific posture, and if the specific posture is changed, the directional indicator is correspondingly changed accordingly.

Furthermore, the descriptions of the "first," "second," and the like in this patent are for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly including at least one such feature.

In the present utility model, unless specifically stated and limited otherwise, the terms "connected," "affixed," and the like are to be construed broadly, and for example, "affixed" may be a fixed connection, a removable connection, or an integral body; can be mechanically or electrically connected; either directly or indirectly, through intermediaries, or both, may be in communication with each other or in interaction with each other, unless expressly defined otherwise. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

Example 1

As shown in fig. 1, 2 and 4, a passive wireless lightning arrester monitoring terminal includes an information processing device 100, a signal acquisition device 200 and an accessory box 300, wherein the information processing device 100 includes a first connection portion 110 and a receiving portion 120, the signal acquisition device 200 includes a second connection portion 210 and an assembling portion 220, and the first connection portion 110 is detachably connected with the second connection portion 210.

The first connecting portion 110 is provided with a groove 111, the second connecting portion 210 is provided with a protrusion 211, and the protrusion 211 is matched with the groove 111; the accommodating part 120 is of a hollow structure, a monitoring unit is arranged in the accommodating part 120, and a threaded hole 121 is arranged below the accommodating part 120; the fitting portion 220 is provided with a gauge head 230, and the gauge head 230 is rotatably connected to the fitting portion 220.

The accommodating portion 120 is provided with an extending portion 130, the extending portion 130 is connected with the accessory box 300, the extending portion 130 is of a hollow structure, and the extending portion 130 communicates the accommodating portion 120 with the accessory box 300.

The present utility model is provided with a sensor group including an electric field induction sensor for inducing electric field intensity and angle, a microampere-level current sensor for detecting a full current of a lightning arrester, a high-frequency current sensor for detecting a magnitude of lightning energy flowing through the lightning arrester, and a transient overvoltage sensor for detecting a magnitude of lightning counterattack voltage, a controller, and a wireless communication module in the information processing apparatus 100 and the accessory box 300. The controller is respectively connected with the wireless communication module and the sensor group, the controller is realized by a singlechip, and the controller can also be realized by ARM, DSP and other control chips. After the lightning arrester is struck by lightning, the lightning strike current is transmitted to the measuring head 230 from the lightning arrester, the sensor group monitors the parameter information of the lightning strike current transmitted by the measuring head 230, then the parameter information is transmitted to the controller, the monitoring of the lightning arrester is realized through the cooperation of the sensor group and the controller, the parameter information received by the controller can be transmitted to the cloud server and the background from the wireless communication module, and the staff can read the parameter information from the cloud server and the background so as to determine the running state of the lightning arrester, so that the equipment defect can be found in time, and the accident judging and processing speed can be improved. See CN219039249U for specific principles of operation.

In the utility model, when in installation, the lightning arrester is firstly installed on the measuring head 230, and then the monitoring terminal is fixed below the lightning arrester through the cooperation of the bolt and the threaded hole 121. The information processing device 100 and the signal acquisition device 200 are detachably connected, and when the measuring head 230 needs to be replaced or the monitoring unit needs to be overhauled, a maintainer can conveniently detach the information processing device 100 and the signal acquisition device 200 for replacement and overhauling, and the whole monitoring terminal does not need to be detached.

Example two

As shown in fig. 3, in the present embodiment, a retainer ring 221 is provided in the fitting portion 220, and a notch 222 is provided on the retainer ring 221; the measuring head 230 is provided with a deflector rod 231, and the deflector rod 231 is matched with the notch 222. The gauge head 230 is provided with a spacer 232 and a spring 233, one end of the spring 233 is in contact with the spacer 232, and the other end of the spring 233 is in contact with the mounting portion 220.

When the measuring head 230 is screwed with the lightning arrester, the deflector rod 231 is matched with the notch 222, so that the situation that the measuring head 230 is taken by the lightning arrester to rotate together to cause that the screwing is not in place brings potential safety hazard to the monitoring terminal is prevented. After the lightning arrester and the measuring head 230 are screwed in place, the measuring head 230 is lifted up so that the deflector rod 231 is not matched with the notch 222, and the first connecting part 110 and the second connecting part 210 are conveniently aligned to complete the connection of the information processing device 100 and the signal acquisition device 200. When the lightning arrester needs to be detached, the lightning arrester can be unscrewed and detached after the fixing of the measuring head 230 is completed by only rotating the lightning arrester to enable the deflector rod 231 to be matched with the notch 222 again.

When the monitoring terminal provided by the utility model is connected with the lightning arrester, the lightning arrester can be screwed on the measuring head 230, but after the lightning arrester is fixedly connected, the protrusion 211 on the information acquisition device 200 and the groove 111 on the information processing device 100 may be misaligned, and if the angle of the information processing device 100 is adjusted, the posture of the monitoring terminal after the installation is finished may be incorrect, so that the use is affected. At this time, the measuring head 230 is lifted by the lightning arrester so that the deflector 231 is not matched with the notch 222, then the information acquisition device 200 is rotated so that the protrusion 211 and the groove 111 are aligned, the connection between the information processing device 100 and the signal acquisition device 200 is completed, and the connection between the measuring head 230 and the lightning arrester is not affected when the information acquisition device 200 is rotated.

Meanwhile, the measuring head 230, the information processing device 100 and the signal acquisition device 200 are all of split type design, when any one of the three parts is damaged, only the corresponding part is needed to be replaced, the whole device is not needed to be replaced, and the maintenance cost is reduced.

Example III

As shown in fig. 4 and 5, in the present embodiment, a solar panel 310 is provided on the attachment case 300, a battery 320 is provided in the attachment case 300, the solar panel 310 is electrically connected to the battery 320, and the solar panel 310 and the battery 320 are used to supply power to the information processing apparatus 100.

The passive monitoring terminal provided by the utility model is characterized in that the storage battery 320 or the solar panel 310 can supply power without an external power supply, the solar panel 310 can charge the storage battery 320, and the storage battery 320 can be a lithium battery. The trouble of wiring is avoided for constructors without an external power supply, and meanwhile, the monitoring terminal is more attractive.

Example IV

As shown in fig. 1 and 4, in the present embodiment, the first support sheet 330 and the second support sheet 340 are provided on the accessory box 300, and the rotating shaft 311 is provided on the solar panel 310; the first support piece 330 is provided with a shaft hole 331, the second support piece 340 is provided with a fixed hole 341, the rotating shaft 311 is matched with the shaft hole 331, and a fastening bolt is arranged in the fixed hole 341.

Because of the difference in the mounting heights of the monitoring terminals, the angle of the solar panel 310 also needs to be adjusted. After the constructor unscrews the fastening bolt, the solar panel 310 can rotate around the rotating shaft 311, and after the angle of the solar panel 310 is adjusted, the fastening bolt is screwed to enable the fastening bolt to extrude the side surface of the solar panel 310 to prevent the solar panel 310 from rotating.

Example five

As shown in fig. 4, in this embodiment, in order to facilitate the constructor to adjust the angle of the solar panel 310, a plurality of holding blocks 350 are disposed on the solar panel 310, and the holding blocks 350 are uniformly distributed on the side edges of the solar panel 310. The holding block 350 prolongs the distance between the edge of the solar panel 310 and the rotating shaft 311, so that the constructor can apply acting force on the solar panel 310 conveniently, and the constructor can save more labor when adjusting the angle of the solar panel 310.

Example six

As shown in fig. 1, in the present embodiment, the component cassette 300 is provided with a projection 360, and the projection 360 is provided with a chamfer. Because the monitoring terminal is in the open air for a long time, ponding easily on the monitoring terminal when heavy rain weather, the chamfer on lug 360 and lug 360 can guide rivers to flow down from both sides, avoids the accumulation of rainwater on the monitoring terminal.

Example seven

In the present embodiment, the information processing apparatus 100 and the signal acquisition apparatus 200 are made of a metal material, such as an aluminum alloy material, which has excellent properties of corrosion resistance, high temperature resistance, abrasion resistance, vibration resistance, and the like, and can protect internal electronic components from the external environment. Meanwhile, the waterproof monitoring terminal has good appearance and waterproof performance, and can meet the use requirements of the monitoring terminal in different environments.

The foregoing embodiments have been provided for the purpose of illustrating the general principles of the present utility model, including by way of example only, and not by way of limitation, any modifications, equivalents, or improvements thereto should be construed as falling within the spirit and scope of the present utility model.

Claims

1. A passive wireless lightning arrester monitoring terminal is characterized in that: the device comprises an information processing device (100), a signal acquisition device (200) and a fitting box (300), wherein the information processing device (100) comprises a first connecting part (110) and a containing part (120), the signal acquisition device (200) comprises a second connecting part (210) and an assembling part (220), and the first connecting part (110) is detachably connected with the second connecting part (210);

the first connecting part (110) is provided with a groove (111), the second connecting part (210) is provided with a protrusion (211), and the protrusion (211) is matched with the groove (111); the accommodating part (120) is of a hollow structure, a monitoring unit is arranged in the accommodating part (120), and a threaded hole (121) is formed below the accommodating part (120); the assembly part (220) is provided with a measuring head (230), and the measuring head (230) is rotationally connected with the assembly part (220);

the accommodating part (120) is provided with an extending part (130), the extending part (130) is connected with the accessory box (300), the extending part (130) is of a hollow structure, and the extending part (130) is communicated with the accommodating part (120) and the accessory box (300).

2. A passive wireless arrester monitoring terminal according to claim 1, characterized in that: a retainer ring (221) is arranged in the assembly part (220), and a notch (222) is arranged on the retainer ring (221); the measuring head (230) is provided with a deflector rod (231), and the deflector rod (231) is matched with the notch (222).

3. A passive wireless arrester monitoring terminal according to claim 1, characterized in that: a partition plate (232) and a spring (233) are arranged on the measuring head (230), one end of the spring (233) is in contact with the partition plate (232), and the other end of the spring (233) is in contact with the assembling part (220).

4. A passive wireless arrester monitoring terminal according to claim 1, characterized in that: the solar panel (310) is arranged on the accessory box (300), the storage battery (320) is arranged in the accessory box (300), the solar panel (310) is electrically connected with the storage battery (320), and the solar panel (310) and the storage battery (320) are used for supplying power to the information processing device (100).

5. A passive wireless arrester monitoring terminal according to claim 1, characterized in that: the accessory box (300) is provided with a first supporting sheet (330) and a second supporting sheet (340), and the solar panel (310) is provided with a rotating shaft (311); the first supporting piece (330) is provided with a shaft hole (331), the second supporting piece (340) is provided with a fixing hole (341), the rotating shaft (311) is matched with the shaft hole (331), and the fixing hole (341) is provided with a fastening bolt.

6. A passive wireless arrester monitoring terminal according to claim 1, characterized in that: the solar panel (310) is provided with a plurality of holding blocks (350), and the holding blocks (350) are uniformly distributed on the side edges of the solar panel (310).

7. A passive wireless arrester monitoring terminal according to claim 1, characterized in that: the accessory box (300) is provided with a lug (360), and the lug (360) is provided with a chamfer.

8. A passive wireless arrester monitoring terminal according to claim 1, characterized in that: the information processing device (100) and the signal acquisition device (200) are made of a metallic material.