CN116403361A - Early warning device for icing of power transmission line - Google Patents
Early warning device for icing of power transmission line Download PDFInfo
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- CN116403361A CN116403361A CN202211556679.3A CN202211556679A CN116403361A CN 116403361 A CN116403361 A CN 116403361A CN 202211556679 A CN202211556679 A CN 202211556679A CN 116403361 A CN116403361 A CN 116403361A
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- 230000005540 biological transmission Effects 0.000 title claims abstract description 85
- 238000001514 detection method Methods 0.000 claims abstract description 39
- 238000012544 monitoring process Methods 0.000 claims abstract description 30
- 239000011248 coating agent Substances 0.000 claims description 26
- 238000000576 coating method Methods 0.000 claims description 26
- 230000003014 reinforcing effect Effects 0.000 claims description 16
- 230000000712 assembly Effects 0.000 claims description 4
- 238000000429 assembly Methods 0.000 claims description 4
- 238000009434 installation Methods 0.000 claims description 4
- 238000000034 method Methods 0.000 abstract description 2
- 230000002787 reinforcement Effects 0.000 description 7
- 230000002159 abnormal effect Effects 0.000 description 5
- 238000007710 freezing Methods 0.000 description 4
- 238000009413 insulation Methods 0.000 description 3
- 230000002528 anti-freeze Effects 0.000 description 2
- 238000009530 blood pressure measurement Methods 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000007665 sagging Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000008014 freezing Effects 0.000 description 1
- 239000012774 insulation material Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012806 monitoring device Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
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- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B19/00—Alarms responsive to two or more different undesired or abnormal conditions, e.g. burglary and fire, abnormal temperature and abnormal rate of flow
- G08B19/02—Alarm responsive to formation or anticipated formation of ice
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
- G01C15/00—Surveying instruments or accessories not provided for in groups G01C1/00 - G01C13/00
- G01C15/002—Active optical surveying means
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
- G01C9/00—Measuring inclination, e.g. by clinometers, by levels
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L5/00—Apparatus for, or methods of, measuring force, work, mechanical power, or torque, specially adapted for specific purposes
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- Engineering & Computer Science (AREA)
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- Arrangements For Transmission Of Measured Signals (AREA)
Abstract
The invention provides an early warning device for icing of a power transmission line, which comprises a main body mechanism and a monitoring mechanism, wherein the main body mechanism is arranged near the power transmission line to be tested; the monitoring mechanism is arranged on the main body mechanism and is remotely connected with the terminal equipment, the monitoring mechanism is provided with a detection assembly, and the detection assembly monitors levelness of the main body mechanism and the received pressure so as to judge the icing condition of the power transmission line. The early warning device can judge the icing state of the power transmission line through the pressure change on the main body mechanism, so that the icing development process of the power transmission line can be mastered in time, and a decision basis is provided for deicing operation.
Description
Technical Field
The invention relates to the technical field of power transmission line maintenance, in particular to an early warning device for icing of a power transmission line.
Background
In a power system, a power transmission line is usually erected outdoors with complex natural and geographical conditions, is extremely easy to be influenced by external environment, is easy to snow ice on the surface of the power transmission line under the condition of low-temperature rain and snow freezing weather, has great influence on safe and stable operation of the power transmission line, has wide multiple surfaces of the power transmission line, and has great difficulty in monitoring the ice-covering state of the power transmission line by adopting a manual observation mode.
In the existing power transmission line icing observation system, the power transmission line icing on-line monitoring and manual icing mainly comprise a tension sensor. The power transmission line icing on-line monitoring device based on the tension sensor is extremely easy to lose efficacy under extreme cold weather conditions, the situation that icing monitoring data are abnormal is easy to occur, a large amount of manpower and material resources are needed by adopting a manual icing mode, and the working strength and working risk of manual icing operator under extreme cold weather conditions are extremely high. Therefore, it is necessary to provide a high-reliability online monitoring terminal for icing of the power transmission line, and timely, accurately and efficiently perform monitoring of icing of the power transmission line.
Disclosure of Invention
Based on the above, the invention provides an early warning device for icing of a power transmission line, so that the aim of efficiently, accurately and stably monitoring icing of the power transmission line can be fulfilled.
The invention provides an early warning device for icing of a power transmission line, which comprises the following components:
the main body mechanism is arranged near the transmission line to be tested;
the monitoring mechanism is arranged on the main body mechanism and is remotely connected with the terminal equipment, the monitoring mechanism is provided with a detection assembly, and the detection assembly monitors levelness of the main body mechanism and the received pressure so as to simulate the icing condition of the power transmission line.
As a further alternative scheme of the foregoing early warning device for ice coating of a power transmission line, the main body mechanism includes a wire skin, a filling reinforcing layer, an insulating layer and a wire harness inner core, the filling reinforcing layer is disposed on the inner side of the wire skin, and the insulating layer is disposed on the inner side of the filling reinforcing layer and the insulating layer is coated on the wire harness inner core.
As a further alternative scheme of the early warning device for the ice coating of the power transmission line, the detection assembly comprises a pressure measuring assembly and a horizontal detection assembly, wherein the pressure measuring assembly is arranged in the main body mechanism, and the horizontal detection assembly is symmetrically arranged on the upper side and the lower side of the surface of the main body mechanism.
As a further alternative scheme of the early warning device for ice coating of the power transmission line, the pressure measuring assembly comprises an anti-freezing layer and a pressure sensor, wherein the anti-freezing layer is positioned between the wire skin and the filling reinforcing layer, the pressure sensor is provided with a plurality of pressure sensors, and the pressure sensors are equidistantly arranged on the filling reinforcing layer.
As a further alternative scheme of the early warning device for ice coating of the power transmission line, the horizontal detection assembly comprises mounting guide seats, and the horizontal detection assembly is symmetrically arranged on the surface of the main body mechanism through the mounting guide seats.
As a further alternative scheme of the early warning device for the ice coating of the power transmission line, the horizontal detection assembly comprises a mounting groove and laser emission modules, wherein the mounting groove is formed in two sides of the mounting guide seat, and the laser emission modules are arranged in the mounting groove.
As a further alternative of the foregoing power transmission line ice-coating early warning device, the level detection assembly is provided with a power receiving module, and the power receiving module is disposed in the middle of the installation guide seat to provide electric power.
As a further alternative scheme of the early warning device for the ice coating of the power transmission line, the detection assembly further comprises receiving assemblies, and the receiving assemblies are symmetrically arranged on the upper side and the lower side of the surface of the main body mechanism and are distributed with the horizontal detection assemblies at intervals.
As a further alternative of the foregoing power transmission line icing early warning device, the receiving assembly includes a laser receiving module, where the laser receiving module is configured to receive the laser emitted by the laser emitting module.
As a further alternative scheme of the early warning device for ice coating of the power transmission line, the receiving assembly further comprises a mounting ring, and the receiving assembly is symmetrically arranged on the surface of the main body mechanism through the mounting ring.
The embodiment of the invention has the following beneficial effects:
the invention provides an early warning device for icing of a power transmission line, which comprises a main body mechanism and a monitoring mechanism, wherein the main body mechanism is arranged near the power transmission line, the monitoring mechanism is arranged on the main body mechanism and is remotely connected with a terminal device, the monitoring mechanism is provided with a detection component, the detection component can detect the pressure on the main body mechanism and the levelness of the main body mechanism and feed back the detection result to the terminal device, when the power transmission line is iced, the levelness of the power transmission line changes due to the fact that the power transmission line is subjected to pressure sagging, under the influence of the same environment, the surface of the main body mechanism is iced, the icing condition of the main body mechanism and the icing condition of the power transmission line are in a positive reflection relation, the levelness of the main body mechanism is changed, and the levelness of the power transmission line is changed, so that the pressure measured by the monitoring mechanism and the levelness data are displayed abnormally, therefore, the icing condition of the power transmission line can be timely and accurately mastered by a power transmission line operation staff, and a decision basis is provided for deicing operation.
Drawings
In order to more clearly illustrate the embodiments of the invention or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the invention, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
Wherein:
FIG. 1 is a schematic diagram of the whole structure of an early warning device provided by the invention;
FIG. 2 is a cross-sectional view of the warning device according to the present invention;
FIG. 3 is an enlarged schematic view of the structure of the level detection assembly shown in FIG. 2;
fig. 4 is a schematic side sectional view of the early warning device provided by the invention.
Description of main reference numerals:
100-a body mechanism; 110-wire skin; 120-filling the reinforcing layer; 130-an insulating layer; 140-wire harness inner core;
200-monitoring a mechanism; 210-a pressure measurement assembly; 211-an antifreezing layer; 212-a pressure sensor; 220-a level detection component; 221-mounting a guide seat; 222-mounting groove; 223-a laser emitting module; 224-a power module; 230-a receiving component; 231-a laser receiving module; 232-mounting ring.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
The invention provides an early warning device for icing of a power transmission line, which can timely master the icing state of the power transmission line by measuring the icing thickness near the power transmission line to be tested and provides decision basis for deicing operation.
Referring to fig. 1-4, the early warning device for icing of a power transmission line provided by the invention comprises a main body mechanism 100 and a monitoring mechanism 200.
The main body mechanism 100 is arranged near a transmission line to be tested;
the monitoring mechanism 200 is arranged on the main body mechanism 100 and is remotely connected with the terminal equipment, the monitoring mechanism 200 is provided with a detection component, and the detection component monitors the levelness of the main body mechanism 100 and the received pressure so as to judge the icing condition of the power transmission line.
It should be noted that, in the same environment, the icing conditions of the surfaces of the power transmission line and the main body mechanism 100 are similar, that is, the more serious the icing of the surface of the power transmission line, the more serious the icing of the surface of the main body mechanism 100, that is, the icing conditions of the surfaces of the power transmission line and the main body mechanism 100 are in positive reflection relation.
Therefore, the early warning device provided by the application, through the main body mechanism 100 and the monitoring mechanism 200 arranged on the main body mechanism 100, the monitoring mechanism 200 detects the pressure born by the main body mechanism 100 in real time through the detection assembly, and when the levelness changes due to the fact that snow covers ice on the surface of the power transmission line and sags, the levelness of the main body mechanism 100 arranged near the power transmission line also changes accordingly, the monitoring mechanism 200 detects the obtained levelness data of the main body mechanism 100 and is abnormal, so that a detector judges the pressure and the levelness detection data of the main body mechanism 100 fed back to the terminal equipment, and can know and master the ice covering condition on the power transmission line, so that a technician can be timely arranged to maintain the power transmission line, and the situation that the power transmission line breaks and power system faults are caused by severe ice covering of the power transmission line is avoided.
In some embodiments, referring to fig. 4, the body mechanism 100 includes a wire skin 110, a filling reinforcement layer 120, an insulation layer 130, and a wire harness core 140, the filling reinforcement layer 120 is disposed on the inner side of the wire skin 110, the insulation layer 130 is disposed on the inner side of the filling reinforcement layer 120, and the insulation layer 130 is coated on the wire harness core 140.
Here, by the main body mechanism 100 formed by the wire skin 110, the filling reinforcement layer 120, the insulating layer 130 and the wire harness inner core 140, the wire harness inner core 140 is communicated with the monitoring mechanism 200 arranged on the main body mechanism 100 to transmit electric power between detection components, so that the monitoring mechanism 200 can collect information and feed back the information, the insulating layer 130 coated on the wire harness inner core 140 protects the wire harness inner core 140 to ensure the reliability of power supply of the wire harness inner core 140, the filling reinforcement layer 120 is used for reinforcing the protection of the internal structure of the main body mechanism 100, such as the insulating layer 130 and the wire harness inner core 140, so that the internal structure is protected from external physical damage.
In an embodiment, referring to fig. 2-3, the detecting assembly includes a pressure measuring assembly 210 and a level detecting assembly 220, the pressure measuring assembly 210 is disposed inside the main body mechanism 100, and the level detecting assembly 220 is symmetrically disposed on upper and lower sides of the surface of the main body mechanism 100.
Through the setting of pressure measurement subassembly 210 and level detection subassembly 220, early warning device can carry out real-time supervision to the pressurized condition and the levelness of main part mechanism 100 and feed back the testing result to terminal equipment so that monitoring personnel can the icing condition of remote judgment transmission line.
It should be noted that, the pressure measuring assembly 210 and the level detecting assembly 220 are linked, and the pressure measuring assembly 210 is preset with a predetermined pressure value, the surface of the main body mechanism 100 is covered with ice, the pressure measuring assembly 210 can sense the pressure, when the sensed pressure value is greater than the predetermined pressure value, the pressure measuring assembly 210 and the level detecting assembly 220 are linked to cause the level detecting assembly 220 to detect the levelness of the main body mechanism 100, but when birds fall onto the transmission line, the pressure exerted by the birds on the transmission line can also cause the transmission line to sag to change the levelness, so that the levelness of the main body mechanism 100 is changed, so that in order to eliminate the influence of the birds on the judging result, when the condition of the transmission line is determined, the levelness detecting result of the main body mechanism 100 is used as a criterion, if the levelness detecting result fed back to the terminal equipment is kept in an abnormal state for a long time, it is determined that the condition of the ice covering on the surface of the transmission line is seriously and the technician should be immediately distributed for maintenance.
In one embodiment, referring to fig. 2, the pressure measuring assembly 210 includes an antifreeze layer 211 and a pressure sensor 212, the antifreeze layer 211 is located between the wire skin 110 and the filling reinforcement layer 120, the pressure sensor 212 is provided in plurality, and the pressure sensors 212 are disposed on the filling reinforcement layer 120 at equal intervals.
The pressure sensor 212 achieves the purpose of monitoring the pressure on the surface of the main body mechanism 100 in real time due to ice coating through the pressure measuring assembly 210 formed by the antifreezing layer 211 and the pressure sensor 212 arranged on the filling reinforcing layer 120, in addition, because most of snow generally covers the upper side of the main body mechanism 100 when the snow on the surface of the main body mechanism 100 is frozen in extremely cold weather, the pressure sensor 212 is preferably arranged on the filling reinforcing layer 120 on the upper side when being arranged, and the antifreezing layer 211 is filled with heat insulation materials when being arranged, so that the influence of extremely cold weather on the sensitivity of the inner wire harness core 140 is reduced by the setting of the antifreezing layer 211, the inner wire harness core 140 is not easy to be frozen and cracked, and the service life is prolonged.
Further, in a specific embodiment, referring to fig. 2-3, the level detecting assembly 220 includes a mounting guide 221, and the level detecting assembly 220 is symmetrically disposed on the surface of the body mechanism 100 through the mounting guide 221.
Here, the horizontal detecting assembly 220 can be installed at the surface of the body mechanism 100 by the design of the mounting guide 221 so as to detect the levelness of the body mechanism 100.
In some embodiments, referring to fig. 3, the level detection assembly 220 includes a mounting groove 222 and a laser emitting module 223, the mounting groove 222 is disposed at both sides of the mounting guide 221, and the laser emitting module 223 is disposed inside the mounting groove 222.
By the design of the laser emitting module 223 and the mounting groove 222, the mounting groove 222 fixedly mounts the laser emitting module 223 on the mounting guide 221 so that the laser emitting module 223 emits laser light for levelness detection of the main body mechanism 100.
In an embodiment, referring to fig. 3, the level detecting assembly 220 is provided with a power receiving module 224, and the power receiving module 224 is disposed in the middle of the mounting guide 221 to provide power.
Here, by the arrangement of the power receiving module 224, the power receiving module 224 can supply power to the laser emitting module 223 and power to a laser receiving module 231 or the like hereinafter through the wire harness core 140 so that the level detecting module 220 performs level detection.
In one embodiment, referring to fig. 1-2, the detecting assembly further includes a receiving assembly 230, where the receiving assembly 230 is symmetrically disposed on the upper and lower sides of the surface of the main body mechanism 100 and is spaced apart from the horizontal detecting assembly 220.
Here, since the horizontal detecting units 220 are symmetrically disposed on the upper and lower sides of the surface of the main body mechanism 100 in the foregoing embodiment, in order to perform the horizontal detection on the main body mechanism 100, the detecting units are further provided with receiving units 230 and are symmetrically disposed and spaced apart to form a complete horizontal detection logic in cooperation with the horizontal detecting units 220.
Further, in a specific embodiment, referring to fig. 1-2, the receiving component 230 includes a laser receiving module 231, and the laser receiving module 231 is configured to receive the laser light emitted by the laser emitting module 223.
By designing the laser receiving module 231, the laser receiving module 231 and the laser emitting module 223 of the horizontal detecting module 220 form a complete laser emitting logic, the levelness of the main body mechanism 100 is detected by emitting and receiving laser, and in addition, it should be noted that, although the receiving module 230 and the horizontal detecting module 220 are arranged at intervals, the mounting guide seat 221 of the laser emitting module 223 and the laser receiving module 231 of the receiving module 230 are kept on the same horizontal line in the horizontal detecting module 220 under normal conditions, that is, the laser emitted by the laser emitting module 223 can be received by the laser receiving module 231 under normal conditions, when the surface of the power transmission line is iced, the pressure on the power transmission line is gradually increased and sagged along with the deepening of the icing degree of the surface, and the sagging of the power transmission line can cause the position change between the mounting guide seat 221 and the laser receiving module 231 distributed at intervals on the main body mechanism 100, that is, the mounting guide seat 221 and the laser receiving module 231 are not on the same horizontal line, and at this time, the laser emitted by the laser emitting module 223 can not be monitored to receive the levelness data abnormity caused by the laser receiving module 231.
In some embodiments, referring to fig. 1, the receiving assembly 230 further includes a mounting ring 232, and the receiving assembly 230 is symmetrically mounted to the surface of the body mechanism 100 by the mounting ring 232.
Here, by providing the mounting ring 232, the receiving assembly 230 can be symmetrically mounted to the surface of the body mechanism 100 to form a complete levelness detection process together with the level detection assembly 220.
Referring to fig. 1-4, the early warning device for ice coating on a power transmission line provided by the present application includes a main body mechanism 100 and a monitoring mechanism 200, where the main body mechanism 100 is composed of a wire skin 110, a filling reinforcing layer 120, an insulating layer 130 and a wire harness inner core 140, the monitoring mechanism 200 disposed on the main body mechanism 100 includes a pressure measuring component 210, a level detecting component 220 and a receiving component 230, the pressure measuring component 210 is provided with an anti-freezing layer 211 and a pressure sensor 212 disposed on the filling reinforcing layer 120 for sensing pressure, the level detecting component 220 includes a mounting guide 221, mounting grooves 222 disposed at two sides of the mounting guide 221, a laser emitting module 223 disposed inside the mounting grooves 222 and a power receiving module 224 for providing power, the receiving component 230 includes a mounting ring 232 and a laser receiving module 231, the main body mechanism 100 is disposed near the power transmission line to simulate the actual ice coating condition of the power transmission line, when the surface of the power transmission line is covered with ice, under the same environmental influence, the main body mechanism 100 also has a surface ice coating condition and the pressure sensor is disposed on the surface of the main body mechanism 100 and the surface of the main body mechanism is gradually increased in response to the predetermined ice coating level when the surface of the main body mechanism is covered with the ice coating, the pressure sensor is gradually increased, and the surface of the main body mechanism is gradually increases due to the predetermined surface ice coating pressure sensor is gradually, the surface ice coating level is gradually increases, and the surface ice coating is gradually increases, and the surface coating is gradually increases is gradually, and the surface coating is gradually increases, therefore, the levelness of the main body mechanism 100 is also changed due to the fact that the power transmission line sags under the ice coating pressure, the laser emitting module 223 and the laser receiving module 231 on the main body mechanism 100 are not located on the same horizontal line, so that the laser receiving module 231 cannot receive emitted laser, the levelness detection data and the pressure data fed back to the terminal equipment are abnormal, when the abnormal state is kept unchanged for a long time, the situation that the power transmission line at the early warning device is seriously coated with ice can be judged, and a technician can be immediately assigned to maintain the power transmission line.
The foregoing disclosure is illustrative of the present invention and is not to be construed as limiting the scope of the invention, which is defined by the appended claims.
Claims (10)
1. An early warning device for icing of a power transmission line is characterized by comprising
The main body mechanism is arranged near the transmission line to be tested;
the monitoring mechanism is arranged on the main body mechanism and is remotely connected with the terminal equipment, the monitoring mechanism is provided with a detection assembly, and the detection assembly monitors levelness of the main body mechanism and received pressure so as to judge the icing condition of the power transmission line.
2. The power transmission line icing pre-warning device according to claim 1, wherein the main body mechanism comprises a wire skin, a filling reinforcing layer, an insulating layer and a wire harness inner core, the filling reinforcing layer is arranged on the inner side of the wire skin, the insulating layer is arranged on the inner side of the filling reinforcing layer, and the insulating layer is coated on the wire harness inner core.
3. The early warning device for icing of power transmission line according to claim 2, wherein the detection assembly comprises a pressure measuring assembly and a horizontal detection assembly, the pressure measuring assembly is arranged in the main body mechanism, and the horizontal detection assembly is symmetrically arranged on the upper side and the lower side of the surface of the main body mechanism.
4. The warning device for ice coating of power transmission line according to claim 3, wherein the pressure measuring assembly comprises an antifreezing layer and a pressure sensor, the antifreezing layer is located between the wire skin and the filling reinforcing layer, the pressure sensor is provided with a plurality of pressure sensors, and the pressure sensors are equidistantly arranged on the filling reinforcing layer at intervals.
5. The warning device for ice coating of a power transmission line according to claim 3, wherein the level detecting assembly comprises an installation guide seat, and the level detecting assembly is symmetrically arranged on the surface of the main body mechanism through the installation guide seat.
6. The warning device for ice coating on a power transmission line according to claim 5, wherein the level detection assembly comprises a mounting groove and laser emission modules, the mounting groove is formed in two sides of the mounting guide seat, and the laser emission modules are arranged in the mounting groove.
7. The ice-coating early warning device for a power transmission line according to claim 5, wherein the level detection assembly is provided with a power receiving module, and the power receiving module is arranged in the middle of the installation guide seat to provide power.
8. The power transmission line icing pre-warning device according to claim 6, wherein the detecting assembly further comprises receiving assemblies symmetrically arranged on the upper side and the lower side of the surface of the main body mechanism and distributed at intervals with the horizontal detecting assembly.
9. The ice coating early warning device for the power transmission line according to claim 8, wherein the receiving assembly is provided with a laser receiving module, and the laser receiving module is used for receiving laser emitted by the laser emitting module.
10. The ice coating warning device for a power transmission line according to claim 9, wherein the receiving assembly further comprises a mounting ring, and the receiving assembly is symmetrically mounted on the surface of the main body mechanism through the mounting ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211556679.3A CN116403361A (en) | 2022-12-06 | 2022-12-06 | Early warning device for icing of power transmission line |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211556679.3A CN116403361A (en) | 2022-12-06 | 2022-12-06 | Early warning device for icing of power transmission line |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN116403361A true CN116403361A (en) | 2023-07-07 |
Family
ID=87006340
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202211556679.3A Pending CN116403361A (en) | 2022-12-06 | 2022-12-06 | Early warning device for icing of power transmission line |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN116403361A (en) |
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2022
- 2022-12-06 CN CN202211556679.3A patent/CN116403361A/en active Pending
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