CN106840484B - Weighing sensor for high-voltage transmission line hanging plate - Google Patents
Weighing sensor for high-voltage transmission line hanging plate Download PDFInfo
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- CN106840484B CN106840484B CN201710231358.9A CN201710231358A CN106840484B CN 106840484 B CN106840484 B CN 106840484B CN 201710231358 A CN201710231358 A CN 201710231358A CN 106840484 B CN106840484 B CN 106840484B
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- Prior art keywords
- hanging plate
- hanging
- transmission line
- hoisting
- plate
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L1/00—Measuring force or stress, in general
- G01L1/20—Measuring force or stress, in general by measuring variations in ohmic resistance of solid materials or of electrically-conductive fluids; by making use of electrokinetic cells, i.e. liquid-containing cells wherein an electrical potential is produced or varied upon the application of stress
- G01L1/22—Measuring force or stress, in general by measuring variations in ohmic resistance of solid materials or of electrically-conductive fluids; by making use of electrokinetic cells, i.e. liquid-containing cells wherein an electrical potential is produced or varied upon the application of stress using resistance strain gauges
- G01L1/2206—Special supports with preselected places to mount the resistance strain gauges; Mounting of supports
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G7/00—Overhead installations of electric lines or cables
- H02G7/05—Suspension arrangements or devices for electric cables or lines
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Measurement Of Current Or Voltage (AREA)
- Measuring Instrument Details And Bridges, And Automatic Balancing Devices (AREA)
- Arrangements For Transmission Of Measured Signals (AREA)
Abstract
The invention discloses a weighing sensor for a high-voltage power transmission line hanging plate, which comprises a weighing module and an electrical box, wherein a circuit board and a battery are arranged in the electrical box, a strain gauge is arranged in the weighing module, the weighing module is in threaded connection with a supporting seat through a compression bolt, the supporting seat is fixedly connected with an iron tower angle steel frame, a supporting plate is connected with and supports the weighing module through a supporting ball head, a hoisting screw is externally connected with a hoisting screw lug, the lower part of the hanging plate is externally connected with a U-shaped hanging ring and an insulator, two ends of a hanging plate nut and a hanging plate bolt are respectively and independently sleeved on the hoisting screw lug, the hoisting screw lug is externally connected with a clamping piece and a clamping piece bolt, the clamping piece is connected with the hoisting screw lug, the clamping piece bolt is locked on two sides of the clamping piece, and the hoisting screws on two sides pull up the hanging plate through bolts, so that the tension force borne by the insulator is measured, and the power transmission line hardware is prevented from being disassembled.
Description
Technical Field
The invention belongs to the technical field of power system monitoring, and particularly relates to a weighing sensor for a high-voltage transmission line hanging plate.
Background
The existing similar weighing sensors are connected in series in a power transmission line hardware fitting to realize the weighing function. Not only the loaded down with trivial details potential safety hazard that exists of dismouting needs extra outside power supply, causes the installation node to increase behind the series connection weighing sensor, leads to the overall reliability of power transmission line gold utensil to descend, is difficult to satisfy stability and reliability requirement.
Disclosure of Invention
The invention provides a weighing sensor for a high-voltage transmission line hanging plate, aiming at the condition of the prior art.
The invention adopts the following technical scheme that the weighing sensor for the high-voltage transmission line hanging plate comprises:
the weighing module is internally provided with a circuit board and a battery, the weighing module is internally provided with a strain gauge, the weighing module is in threaded connection with a supporting seat through a compression bolt, the supporting seat is fixedly connected with an iron tower angle steel frame, and the supporting plate is connected with and supports the weighing module through a supporting ball head;
the hoisting screw rod is externally connected with a hoisting screw lifting lug;
the hanging plate is positioned in the middle of an iron tower angle steel frame, the lower portion of the hanging plate is externally connected with a U-shaped hanging ring and an insulator, two ends of a hanging plate nut and a hanging plate bolt are respectively and independently sleeved on the hanging screw lifting lugs, the hanging screw lifting lugs are externally connected with a clamping piece and a clamping piece bolt, the clamping piece is connected with the hanging screw lifting lugs, and the clamping piece bolt is locked on two sides of the clamping piece.
According to the technical scheme, the supporting plate is provided with the supporting plate mounting hole, the supporting seat is provided with the supporting seat screw hole, the hoisting screw penetrates through the supporting plate mounting hole, and the supporting seat locking bolt is matched with the supporting seat screw hole bolt.
According to the technical scheme, the weighing sensor for the high-voltage transmission line hanging plate further comprises the closed pin, the hoisting screw is provided with the hoisting screw mounting hole, and the closed pin is mounted in the hoisting screw mounting hole to prevent the hoisting nut from falling off.
According to the technical scheme, the weighing sensor for the high-voltage transmission line hanging plate further comprises an electric box and an electric box mounting frame, the electric box is mounted on an electric appliance and the mounting frame, the electric box mounting frame is connected with the upper portion of the iron tower angle steel frame in a clamping mode, and the electric box mounting frame is screwed with a mounting frame locking bolt.
According to the technical scheme, the electrical box is externally connected with the solar panel, and the solar panel is electrically connected with the battery.
According to the technical scheme, the electrical box is externally connected with the signal line and the antenna independently, two ends of the signal line are respectively and electrically connected with the strain gauge and the circuit board, and the antenna is electrically connected with the circuit board and transmits wireless signals.
According to the technical scheme, the supporting ball head and the supporting plate are located on the upper portion of the supporting seat, the supporting plate is connected with the weighing module in an overhead mode, and the hoisting screw and the supporting plate form a door-shaped structure.
According to the technical scheme, the supporting seat is in a mountain shape, and the supporting seat and the iron tower angle steel frame form a triangular structure.
According to the technical scheme, the card is U-shaped.
According to the technical scheme, the hoisting screw lifting lug is provided with the hexagonal hole, and the two ends of the hanging plate nut and the hanging plate bolt are respectively and independently sleeved in the hexagonal hole of the hoisting screw lifting lug.
The invention discloses a weighing sensor for a high-voltage transmission line hanging plate, which has the beneficial effects that:
1. weighing module and supporting seat joint iron tower angle steelframe, both sides hoist and mount screw rod pass through the bolt and pull up the link plate to measure the pulling force that the insulator received, avoid dismouting power transmission line gold utensil.
2. Besides the power supply of the built-in battery, the solar panel is also arranged to supply power to the battery, so that the self-support of the power is realized, and an external power supply is not needed.
3. The supporting seat is a mountain-shaped structure, is clamped in the middle of an angle steel frame of an iron tower, utilizes the weight of the supporting seat, can be stably clamped in the middle of angle steel, and cannot fall off under the condition that external compression force is not applied.
4. The hanging plate bolt and the hanging plate nut are sleeved in the hexagonal hole of the lifting screw lifting lug, the hanging plate bolt and the hanging plate nut can be prevented from loosening, and the stability and the reliability of the weighing sensor for the high-voltage transmission line hanging plate are improved.
5. The inboard of hoist and mount screw rod lug is equipped with thin card, and its card is inboard at the link plate bolt, can prevent that hoist and mount screw rod from droing.
Drawings
Fig. 1 is a front view of a preferred embodiment of the present invention.
Fig. 2 is a top view of a preferred embodiment of the present invention.
Fig. 3 is a cross-sectional view along direction AA of the preferred embodiment of the present invention.
The reference numerals include: 1. electrical apparatus box, 2, electrical apparatus box mounting bracket, 3, mounting bracket locking bolt, 4, iron tower angle steelframe, 5, the round pin that closes, 6, lifting nut, 7, backup pad, 8, support bulb, 9, lifting screw, 10, supporting seat, 11, supporting seat locking bolt, 12, weighing module, 13, card bolt, 14, signal line, 15, link plate, 16, clamp bolt, 17, U-shaped link, 18, insulator, 19, card, 20, solar panel, 21, link plate nut, 22, link plate bolt, 23, antenna, 24, foil gage, 25, circuit board, 26, battery.
Detailed Description
The invention discloses a weighing sensor for a high-voltage transmission line hanging plate, and the specific implementation mode of the weighing sensor is further described in combination with the preferred embodiment.
Referring to fig. 1 and 2 of the drawings, a front view and a top view of the weighing sensor for the high-voltage transmission line hanging plate are respectively shown. Preferably, the weighing sensor for the high-voltage transmission line hanging plate has a mountain-shaped clamping structure.
Referring to figure 1 of the drawings, an iron tower angle steel frame 4 is taken as a component of an iron tower, an electrical box 1 is arranged on an electrical box mounting frame 2, the electrical box mounting frame 2 is clamped on the upper part of the iron tower angle steel frame 4, a mounting frame locking bolt 3 is screwed on the electrical box mounting frame 2, a circuit board 25 and a battery 26 are arranged in the electrical box 1, a weighing module 12 is taken as a core part of a weighing sensor for a high-voltage transmission line hanging plate, a strain gauge 24 is arranged in the weighing module 12, the weighing module 12 is in threaded connection with a supporting seat 10 through a pressing bolt 16, the supporting seat 10 is fixedly connected with the iron tower angle steel frame 4, a supporting plate 7 is connected with and supports the weighing module 12 through a supporting ball 8, a supporting plate mounting hole is arranged on the supporting plate 7, a lifting screw lug is externally connected with a lifting screw 9 and is provided with a lifting screw mounting hole, the supporting seat 10 is provided with a supporting seat screw hole, and the lifting screw 9 penetrates through the supporting plate mounting hole, the hoisting screw rod 9 is locked by the hoisting nut 6, the closed pin 5 is installed in the hoisting screw rod installation hole, the support seat locking bolt 11 is installed in the support seat screw hole, the hanging plate 15 is positioned in the middle of the iron tower angle steel frame 4, the lower part of the hanging plate 15 is externally connected with the U-shaped hanging ring 17 and the insulator 18, two ends of the hanging plate nut 21 and the hanging plate bolt 22 are respectively and independently sleeved in the hexagonal hole of the hoisting screw rod lifting lug of the hoisting screw rod 9, and the hoisting screw rod lifting lug is further externally connected with the clamping piece 19 and the clamping piece bolt 13.
Referring to fig. 2 of the drawings, an electrical box 1 is externally connected with a signal line 14, a solar panel 20 and an antenna 23, the solar panel 20 is electrically connected with a battery 26, a support plate 7 is connected with a weighing module 12 in an overhead mode, a hoisting screw 9 penetrates through a support plate mounting hole, a hoisting nut 6 is locked with the hoisting screw 9, a support seat locking bolt 11 is in threaded connection with a support seat 10, so that the support seat 10 is locked on an iron tower angle steel frame 4, a clamping piece 19 is connected with a hoisting screw lifting lug, clamping piece bolts 13 are locked on two sides of the clamping piece 19, two ends of the signal line 14 are respectively connected with the electrical box 1 and the weighing module 12, and the antenna 23 is electrically connected with a circuit board 25.
Referring to fig. 3 of the drawings, a support seat 10 is fixedly installed on an iron tower angle steel frame 4, a weighing module 12 is arranged on the upper portion of the support seat 10, a support ball 8 and a support plate 7 are located on the upper portion of the support seat 10, a hoisting screw 9 is locked by a hoisting nut 6, a closed pin 5 is externally connected with the hoisting nut 6 to prevent the hoisting nut from falling off, two ends of a hanging plate nut 21 and a hanging plate bolt 22 are respectively and independently sleeved on a hoisting screw lifting lug of the hoisting screw 9, and a clamping piece 19 is clamped on the inner side of the hoisting screw lifting lug.
According to the preferred embodiment, the support base 10 and the weighing module 12 are fastened together by the compression bolts 16 to form a load-bearing beam, and the weighing module 12 is elastically deformed when bearing the gravity within the rated range. Preferably, the strain gauge 24 is attached to the inside of the weighing module 12, and the strain gauge 24 will change correspondingly with the deformation of the weighing module 12, so that physical characteristics such as the resistance of the strain gauge 24 change correspondingly, that is, the resistance value of the strain gauge can be detected through a corresponding circuit. Because the pressure born by the bearing beam, the elastic deformation degree of the weighing module 12 and the deformation displacement of the strain gauge 24 are in a linear correlation relationship, the corresponding pressure can be converted by measuring the resistance of the strain gauge.
Preferably, the lower part of the insulator 18 is a component of a power transmission line of an iron tower and the like, the hoisting screw 9 and the support plate 7 form a door-shaped structure, the support ball 8 supports the support plate 7, and the hanging plate 15 is suspended after the hoisting nut 6 is screwed down, so that the tension borne by the hanging plate 15 is transmitted to the weighing module 12.
Preferably, the battery 26 supplies power to the whole circuit, the two ends of the signal line 14 are respectively connected with the strain gauge 24 and the circuit board 25, the measured resistance of the strain gauge 24 is converted into corresponding gravity, the antenna 23 wirelessly transmits a wireless signal of the gravity, and the solar panel 2 supplies power to the battery 26.
Preferably, the support base 10 is in a "mountain" shape, and after the support base 10 is installed in the middle of the iron tower angle steel frame 4, a stable triangular structure is formed, and the support base can be stably installed on the iron tower angle steel frame 4 by means of self gravity without other external forces. After the supporting seat locking bolts 11 at the two ends of the supporting seat 10 are fastened, the supporting seat 10 is further locked on the iron tower angle steel frame 4, and the integral anti-falling design is realized.
Preferably, the two ends of the hanging plate nut 21 and the hanging plate bolt 22 are respectively and independently sleeved in the hexagonal holes of the lifting screw lifting lugs of the lifting screw 9. Preferably, the clamping piece 19 mounted on the lifting eye of the lifting screw is "U" shaped to be further locked by the clamping bolt 13, and the clamping piece 19 is clamped inside the clevis nut 21 and the clevis bolt 22, thereby preventing the clevis bolt 22 from falling off from the hole of the lifting eye of the lifting screw 9.
It will be apparent to those skilled in the art that modifications and equivalents may be made in the embodiments and/or portions thereof without departing from the spirit and scope of the present invention.
Claims (8)
1. The utility model provides a weighing sensor for high tension transmission line link plate, installs in the iron tower angle steelframe of iron tower which characterized in that includes:
the weighing module is connected with a support seat through a compression bolt in a threaded manner, the support seat is fixedly connected with an iron tower angle steel frame, and the support plate is connected with the weighing module through a support ball head and supports the weighing module;
the hoisting screw rod is externally connected with a hoisting screw lifting lug;
the hanging plate is positioned in the middle of an iron tower angle steel frame, the lower part of the hanging plate is externally connected with a U-shaped hanging ring and an insulator, two ends of a hanging plate nut and a hanging plate bolt are respectively and independently sleeved on a hanging screw lifting lug, the hanging screw lifting lug is externally connected with a clamping piece and a clamping piece bolt, the clamping piece is connected with the hanging screw lifting lug, and the clamping piece bolt is locked on two sides of the clamping piece;
the supporting plate is provided with a supporting plate mounting hole, the supporting seat is provided with a supporting seat screw hole, the hoisting screw penetrates through the supporting plate mounting hole, and the supporting seat locking bolt is in threaded fit with the supporting seat screw hole;
the supporting ball head and the supporting plate are positioned at the upper part of the supporting seat, and the hoisting screw and the supporting plate form a door-shaped structure; the weighing module and the supporting seat are clamped with an iron tower angle steel frame, and hoisting screws on two sides pull up the hanging plate through bolts, so that the tension borne by the insulator is measured.
2. The weighing sensor for the high-voltage power transmission line hanging plate as claimed in claim 1, further comprising a closed pin, wherein the hoisting screw is provided with a hoisting screw mounting hole, and the closed pin is mounted in the hoisting screw mounting hole to prevent the hoisting nut from falling off.
3. The weighing sensor for the high-voltage transmission line hanging plate according to claim 1, further comprising an electrical box and an electrical box mounting frame, wherein the electrical box is mounted on an electrical appliance and the mounting frame, the electrical box mounting frame is clamped on the upper portion of an iron tower angle steel frame, and the electrical box mounting frame is screwed with a mounting frame locking bolt.
4. The weighing sensor for the high-voltage transmission line hanging plate as claimed in claim 1, wherein the electrical box is externally connected with a solar panel, and the solar panel is electrically connected with a battery.
5. The weighing sensor for the high-voltage transmission line hanging plate according to claim 1, wherein the electrical box is externally connected with a signal line and an antenna independently from each other, two ends of the signal line are respectively and electrically connected with the strain gauge and the circuit board, and the antenna is electrically connected with the circuit board and transmits wireless signals.
6. The weighing sensor for the hanging plate of the high-voltage transmission line according to claim 1, wherein the supporting seat is in a shape of a mountain, and the supporting seat and the iron tower angle steel frame form a triangular structure.
7. The weighing sensor for the hanging plate of the high-voltage transmission line according to claim 1, wherein the card is U-shaped.
8. The weighing sensor for the hanging plate of the high-voltage transmission line according to claim 1, wherein the hanging screw lifting lug is provided with a hexagonal hole, and two ends of the hanging plate nut and the hanging plate bolt are respectively and independently sleeved on the hexagonal hole of the hanging screw lifting lug.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710231358.9A CN106840484B (en) | 2017-04-11 | 2017-04-11 | Weighing sensor for high-voltage transmission line hanging plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710231358.9A CN106840484B (en) | 2017-04-11 | 2017-04-11 | Weighing sensor for high-voltage transmission line hanging plate |
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| Publication Number | Publication Date |
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| CN106840484A CN106840484A (en) | 2017-06-13 |
| CN106840484B true CN106840484B (en) | 2022-08-23 |
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| CN201710231358.9A Active CN106840484B (en) | 2017-04-11 | 2017-04-11 | Weighing sensor for high-voltage transmission line hanging plate |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108666916A (en) * | 2018-05-31 | 2018-10-16 | 国网山西省电力公司晋城供电公司 | The stretching specific purpose tool of high-voltage mutual inductor metal expander |
| CN110011215A (en) * | 2019-02-11 | 2019-07-12 | 国家电网有限公司 | Replace the combination tool and method of direct current grounding pole route suspension string |
| CN112834006A (en) * | 2020-10-20 | 2021-05-25 | 承德鼎信自动化工程股份有限公司 | Continuous metering equipment for granular materials |
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| CN203688056U (en) * | 2013-12-13 | 2014-07-02 | 承德鼎信自动化工程有限公司 | Force measuring apparatus for cantilever beam type weighing sensor |
| CN204958193U (en) * | 2015-07-15 | 2016-01-13 | 北京东方威特称重设备系统有限公司 | Hang weighing device on container weight and centre of gravity place check out test set |
| CN206804193U (en) * | 2017-04-11 | 2017-12-26 | 浙江维思无线网络技术有限公司 | High voltage transmission line hanging plate weighing sensor |
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2017
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| CN2252981Y (en) * | 1996-01-22 | 1997-04-23 | 陈景振 | High-precision wide-strain weighing sensor |
| US5918288A (en) * | 1997-03-11 | 1999-06-29 | Seppa; Tapani O | Transmission line load cell protection system |
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| CN101202429A (en) * | 2007-11-22 | 2008-06-18 | 福建省泉州电业局 | Support with adjustable inclination angle, column support composite insulator component and method of mounting |
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