CN111856203A - Grounding grid corrosion detection and diagnosis device - Google Patents
Grounding grid corrosion detection and diagnosis device Download PDFInfo
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- CN111856203A CN111856203A CN202010537408.8A CN202010537408A CN111856203A CN 111856203 A CN111856203 A CN 111856203A CN 202010537408 A CN202010537408 A CN 202010537408A CN 111856203 A CN111856203 A CN 111856203A
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- diagnosis device
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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
- G01R31/08—Locating faults in cables, transmission lines, or networks
- G01R31/081—Locating faults in cables, transmission lines, or networks according to type of conductors
- G01R31/086—Locating faults in cables, transmission lines, or networks according to type of conductors in power transmission or distribution networks, i.e. with interconnected conductors
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N17/00—Investigating resistance of materials to the weather, to corrosion, or to light
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R1/00—Details of instruments or arrangements of the types included in groups G01R5/00 - G01R13/00 and G01R31/00
- G01R1/02—General constructional details
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R1/00—Details of instruments or arrangements of the types included in groups G01R5/00 - G01R13/00 and G01R31/00
- G01R1/02—General constructional details
- G01R1/04—Housings; Supporting members; Arrangements of terminals
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R1/00—Details of instruments or arrangements of the types included in groups G01R5/00 - G01R13/00 and G01R31/00
- G01R1/02—General constructional details
- G01R1/14—Braking arrangements; Damping arrangements
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S17/00—Systems using the reflection or reradiation of electromagnetic waves other than radio waves, e.g. lidar systems
- G01S17/02—Systems using the reflection of electromagnetic waves other than radio waves
- G01S17/06—Systems determining position data of a target
- G01S17/08—Systems determining position data of a target for measuring distance only
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Abstract
The invention discloses a grounding grid corrosion detection and diagnosis device which comprises a base, an outer protective cover and a push rod, wherein sleeves are installed at two ends in the base through bolts, telescopic rods are arranged in the sleeves, the outer protective cover is installed at the top of the base through bolts, a heat insulation layer is arranged on the inner surface layer of the outer protective cover, a waterproof protection layer is arranged on the outer surface layer of the outer protective cover, a fixed table is arranged at the top of the outer protective cover, and a laser range finder is installed at the top of the fixed table through bolts. The grounding grid corrosion detection and diagnosis device has various functions, is convenient to operate and produce, meets various requirements in use, and is suitable for popularization and use.
Description
Technical Field
The invention belongs to the technical field of network diagnosis, and particularly relates to a grounding grid corrosion detection and diagnosis device.
Background
With the development of modern large power grids towards ultrahigh voltage, large capacity and long distance, the requirements on the safe, stable and economic operation of a power system are higher and higher, and a good substation grounding device is required in order to ensure the safe and stable operation of the power grid and improve the reliability of power supply.
Patent number CN200710185685.1 discloses a method and a device for diagnosing defects of a grounding grid of a transformer substation, which are simple and convenient to operate, and can quickly and accurately diagnose defects of grid conductors of the grounding grid under the condition of normal operation of the transformer substation, thereby meeting the measurement and diagnosis requirements of an actual field. However, although the device can solve the problem of diagnosing the defects of the grid conductors of the grounding grid, the problem cannot be diagnosed efficiently and accurately, and the damping and corrosion-resistant sealing effects are not obvious, so that a corrosion detection and diagnosis device for the grounding grid is needed.
Disclosure of Invention
In view of the above, the present invention provides a grounding grid corrosion detection and diagnosis device. The problems in the prior art can be overcome.
The purpose of the invention is realized by the following technical scheme:
this kind of ground net corrodes detection diagnostic device, including base, outer guard shield and catch bar, both ends are provided with the sleeve in the base, be provided with the telescopic link in the sleeve, the top of base is provided with the outer guard shield, the top of outer guard shield is provided with the fixed station, laser range finder is installed at the top of fixed station, the LED light is installed to laser range finder's one end, the inside of outer guard shield is provided with the bracing piece, the one end of bracing piece is provided with horizontal detection coil and vertical detection coil through the mount pad, vertical detection coil sets up in horizontal detection coil's upper end, the receiver is installed to the one end of bracing piece, the one end of receiver is provided with the host computer, the one end of outer guard shield is provided with the.
Particularly, a UPS power supply is arranged between the sleeves, and the input ends of the LED illuminating lamp and the receiver are electrically connected with the output end of the UPS power supply.
Particularly, the inner surface layer of the outer protective cover is provided with a heat insulation layer, and the outer surface layer of the outer protective cover is provided with a TPO waterproof protective layer.
Particularly, the bottom of telescopic link is provided with the brakeable gyro wheel, telescopic top is provided with damping spring, damping spring's bottom is connected with the top of telescopic link.
Particularly, the heat insulation layer is a ceramic fiber material heat insulation layer, an organic glass window is arranged on one side of the outer shield through a limiting groove, and the organic glass window is opposite to the display end of the upper computer.
Particularly, a fixed block is welded at one end of the fixed table, and the fixed block is connected with a push rod through a damping rotating shaft.
Particularly, a heat dissipation fan is arranged on the outer side of the air inlet.
Particularly, the input end and the output end of the receiver are respectively and electrically connected with the output end of the horizontal detection coil and the output end of the vertical detection coil and the input end of the upper computer through leads.
The invention has the beneficial effects that:
1. be convenient for to promote the aggregate unit through the catch bar and remove and accomplish ground net corruption detection diagnosis work, utilize the damping pivot to be convenient for adjust the angle of catch bar, the user of the different heights of being convenient for uses, and the effect is showing, and the top is provided with damping spring through the screw in the sleeve, and damping spring's bottom is fixed on the telescopic link top, makes the aggregate unit play the effect of buffering energy dissipation when removing, and the shock attenuation effect is showing.
2. Firstly, a transmitter is connected between two down-lead conductors of a transformer substation grounding grid, a detection coil is used for detecting magnetic induction intensity signals and converting the magnetic induction intensity signals into induction voltage signals, the induction voltage signals are transmitted to a receiver, the induction voltage signals are processed to obtain an amplitude spectrum and a phase spectrum, and an upper computer adopts LabVIEW software to draw two-dimensional and three-dimensional graphs of the amplitude and the phase to diagnose corrosion conditions.
3. Have nontoxic, harmless, pollution-free through TPO waterproof layer, waterproof wear-resisting and heat-resisting ageing resistance can be very superior, play fine guard action to the outer guard shield, make for ceramic fibre material through the insulating layer, the internal transmission of separation outside heat improves the radiating effect, through opening the straight-line distance that laser range finder utilized the mark target to be convenient for measure the walking, the scope diagnosis of being convenient for, the LED light can provide the illumination when light is darker.
Additional advantages, objects, and features of the invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the invention. The objectives and other advantages of the present invention will be realized and attained by the structure particularly pointed out in the written description and claims hereof as well as the appended drawings.
Drawings
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be further described in detail with reference to the accompanying drawings, in which:
fig. 1 is a schematic overall structure diagram of a grounding grid corrosion detection and diagnosis device according to the present invention.
Fig. 2 is a side view of a corrosion detection and diagnosis apparatus for a ground grid according to the present invention.
Fig. 3 is a schematic structural diagram of a damping spring of the grounding grid corrosion detection and diagnosis device of the present invention.
Fig. 4 is a circuit diagram of a grounding grid corrosion detection diagnosis device according to the present invention.
In the figure: 1. a support bar; 2. a horizontal detection coil; 3. a thermal insulation layer; 4. an outer shroud; 5. TPO waterproof protective layer; 6. a vertical detection coil; 7. a fixed table; 8. a laser range finder; 9. an LED lighting lamp; 10. a fixed block; 11. a receiver; 12. an upper computer; 13. an organic glass window; 14. a sleeve; 15. a base; 16. a telescopic rod; 17. the roller can be braked; 18. a UPS power supply; 19. a damping spring; 20. an air inlet; 21. a heat dissipation fan; 22. a push rod.
Detailed Description
Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings. It should be understood that the preferred embodiments are illustrative of the invention only and are not limiting upon the scope of the invention.
In the description of the present invention, it is to be understood that the terms "longitudinal", "length", "circumferential", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are used merely for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, are not to be construed as limiting the present invention.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically connected, electrically connected or can communicate with each other; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.
Example one
As shown in fig. 1-4, a grounding grid corrosion detection diagnosis device comprises a base 15, an outer shield 4 and a push rod 22, wherein sleeves 14 are installed at two ends in the base 15 through bolts, telescopic rods 16 are arranged in the sleeves 14, a UPS power supply 18 is installed between the sleeves 14 through a mounting plate, the outer shield 4 is installed at the top of the base 15 through bolts, a thermal insulation layer 3 is arranged on the inner surface layer of the outer shield 4, a TPO waterproof protective layer 5 is arranged on the outer surface layer of the outer shield 4, a fixing table 7 is arranged at the top of the outer shield 4, a laser range finder 8 is installed at the top of the fixing table 7 through bolts, an LED illuminating lamp 9 is installed at one end of the laser range finder 8 through a bolt, a support rod 1 is installed in the outer shield 4 through a bolt, a horizontal detection coil 2 and a vertical detection coil 6 are arranged at one end of the support rod 1 through, the receiver 11 is installed through the mounting panel to the one end of bracing piece 1, and the one end of receiver 11 is provided with host computer 12 through the fixing base, and the air intake 20 is installed through the bolt to the one end of outer guard shield 4.
The bottom end of the telescopic rod 16 is provided with a brakeable roller 17 through the mounting frame, the top end in the sleeve 14 is provided with a damping spring 19 through a screw, and the bottom of the damping spring 19 is fixed at the top end of the telescopic rod 16.
Wherein, insulating layer 3 is made for ceramic fiber material, and one side of outer guard shield 4 is provided with organic glass window 13 through the spacing groove, and machine glass window 13 just faces the display end of host computer 12.
In this embodiment, as shown in fig. 1, the heat insulating layer 3 is made of a ceramic fiber material, so that internal transmission of external heat is blocked, and the heat dissipation effect is improved.
Wherein, the welding of one end of fixed station 7 has fixed block 10, and connects catch bar 22 through the damping pivot on the fixed block 10.
In this embodiment, as shown in fig. 1, the push rod 22 is used to facilitate pushing the whole device to move to complete the detection and diagnosis of the corrosion of the grounding grid, and the damping rotating shaft is used to facilitate adjusting the angle of the push rod 22.
Wherein, a heat dissipation fan 21 is disposed outside the air inlet 20.
As shown in fig. 2, in this embodiment, the heat dissipation fan 21 is turned on to dissipate heat of the electric device, thereby preventing high-temperature aging.
Wherein, the input end and the output end of the receiver 11 are respectively and electrically connected with the output ends of the horizontal detection coil 2 and the vertical detection coil 6 and the input end of the upper computer 12 through leads.
Wherein, the input ends of the LED illuminating lamp 9 and the receiver 11 are electrically connected with the output end of the UPS 18 through a lead.
In the present embodiment, as shown in fig. 1, the UPS power source 18 supplies power to the LED lighting lamp 9 and the receiver 11, and the electric equipment is normally operated by providing a safe and reliable power supply.
Example two
The difference between the present embodiment and the first embodiment is: the heat insulating layer 3 is made of glass fiber materials, so that external heat can be prevented from being transferred inwards, and the heat radiating effect is improved.
According to the grounding grid corrosion detection and diagnosis device, during work, the pushing rod 22 is used for conveniently pushing the whole device to move so as to finish the grounding grid corrosion detection and diagnosis work, the damping rotating shaft is used for conveniently adjusting the angle of the pushing rod 22, and the grounding grid corrosion detection and diagnosis device is convenient for users with different heights to use, and is remarkable in effect, the damping spring 19 is arranged at the top end in the sleeve 14 through a screw, and the bottom of the damping spring 19 is fixed at the top end of the telescopic rod 16, so that the whole device plays a role in buffering and energy dissipation when moving, and is remarkable in damping effect; firstly, a transmitter is connected between two down-lead conductors of a transformer substation grounding network, a detection coil is used for detecting magnetic induction intensity signals and converting the magnetic induction intensity signals into induced voltage signals, the induced voltage signals are transmitted to a receiver 11 (Shenzhen, China Dies electronics Co., Ltd.), the induced voltage signals are processed to obtain an amplitude spectrum and a phase spectrum, and an upper computer 12 (Shanghai to Mao electronics technology Co., Ltd.) adopts LabVIEW software to draw two-dimensional and three-dimensional graphs of the amplitude and the phase to diagnose corrosion conditions; have nontoxic, harmless, pollution-free through TPO waterproof layer 5, waterproof wear-resisting and heat-resisting ageing resistance can be very superior, play fine guard action to outer guard shield 4, make for ceramic fibre or glass fiber material through insulating layer 3, the internal transmission of separation outside heat, improve the radiating effect, through opening the straight-line distance that laser range finder 8 utilized the target to be convenient for measure the walking, the scope diagnosis of being convenient for, it can provide the illumination when light is darker to open LED light 9.
Finally, the above embodiments are only intended to illustrate the technical solutions of the present invention and not to limit the present invention, and although the present invention has been described in detail with reference to the preferred embodiments, it will be understood by those skilled in the art that modifications or equivalent substitutions may be made on the technical solutions of the present invention without departing from the spirit and scope of the technical solutions, and all of them should be covered by the claims of the present invention.
Claims (8)
1. A grounding grid corrosion detection diagnosis device is characterized in that: the device comprises a base (15), an outer shield (4) and a push rod (22), wherein sleeves (14) are arranged at two ends in the base (15), telescopic rods (16) are arranged in the sleeves (14), the outer shield (4) is arranged at the top of the base (15), a fixed table (7) is arranged at the top of the outer shield (4), a laser range finder (8) is installed at the top of the fixed table (7), an LED illuminating lamp (9) is installed at one end of the laser range finder (8), a supporting rod (1) is arranged inside the outer shield (4), a horizontal detection coil (2) and a vertical detection coil (6) are arranged at one end of the supporting rod (1) through a mounting seat, the vertical detection coil (6) is arranged at the upper end of the horizontal detection coil (2), a receiver (11) is installed at one end of the supporting rod (1), an upper computer (12) is arranged at one end of the receiver (11, and one end of the outer protective cover (4) is provided with an air inlet (20).
2. The apparatus of claim 1, wherein: a UPS (18) is arranged between the sleeves (14), and the input ends of the LED illuminating lamp (9) and the receiver (11) are electrically connected with the output end of the UPS (18).
3. The apparatus of claim 1 or 2, wherein: the inner surface layer of outer guard shield (4) is provided with insulating layer (3), the extexine of outer guard shield (4) is provided with TPO water proof layer (5).
4. The grounding grid corrosion detection and diagnosis device of claim 1, wherein: the bottom of telescopic link (16) is provided with brakeable gyro wheel (17), the top of sleeve (14) is provided with damping spring (19), damping spring (19)'s bottom is connected with the top of telescopic link (16).
5. The grounding grid corrosion detection and diagnosis device of claim 3, wherein: the heat insulation layer (3) is made of ceramic fiber materials, an organic glass window (13) is arranged on one side of the outer shield (4) through a limiting groove, and the organic glass window (13) is over against the display end of the upper computer (12).
6. The grounding grid corrosion detection and diagnosis device of claim 1, wherein: one end of the fixed table (7) is welded with a fixed block (10), and the fixed block (10) is connected with a push rod (22) through a damping rotating shaft.
7. The grounding grid corrosion detection and diagnosis device of claim 1, wherein: and a heat dissipation fan (21) is arranged on the outer side of the air inlet (20).
8. A grounding grid corrosion detection and diagnosis apparatus as claimed in claim 1 or 2, wherein: the input end and the output end of the receiver (11) are respectively and electrically connected with the output end of the horizontal detection coil (2), the output end of the vertical detection coil (6) and the input end of the upper computer (12) through leads.
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CN202010537408.8A CN111856203A (en) | 2020-06-12 | 2020-06-12 | Grounding grid corrosion detection and diagnosis device |
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CN202010537408.8A CN111856203A (en) | 2020-06-12 | 2020-06-12 | Grounding grid corrosion detection and diagnosis device |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112986380A (en) * | 2021-03-08 | 2021-06-18 | 重庆璀陆探测技术有限公司 | Combined pulse source electromagnetic detection method and device of grounding grid topological structure |
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CN109956363A (en) * | 2019-02-25 | 2019-07-02 | 重庆电子工程职业学院 | A kind of waste and old optical cable inner core reclaimer of electronic communication |
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CN106498832A (en) * | 2016-12-26 | 2017-03-15 | 郑州游爱网络技术有限公司 | A kind of road of energy damping removes line apparatus |
CN109324241A (en) * | 2017-08-01 | 2019-02-12 | 国网辽宁省电力有限公司电力科学研究院 | A kind of grounding net of transformer substation corrosion diagnosis method for early warning and system |
CN107748198A (en) * | 2017-09-19 | 2018-03-02 | 国家电网公司 | Grounding net of transformer substation corrosion diagnosis system and method based on sensing regarding magnetoimpedance method |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN112986380A (en) * | 2021-03-08 | 2021-06-18 | 重庆璀陆探测技术有限公司 | Combined pulse source electromagnetic detection method and device of grounding grid topological structure |
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