CN115395430A - Intelligent environment-friendly high-altitude cable sundry removing device - Google Patents
Intelligent environment-friendly high-altitude cable sundry removing device Download PDFInfo
- Publication number
- CN115395430A CN115395430A CN202211242277.6A CN202211242277A CN115395430A CN 115395430 A CN115395430 A CN 115395430A CN 202211242277 A CN202211242277 A CN 202211242277A CN 115395430 A CN115395430 A CN 115395430A
- Authority
- CN
- China
- Prior art keywords
- assembly
- blade
- removing device
- intelligent environment
- cable
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn
Links
Images
Classifications
-
- 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
- H02G1/00—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines
- H02G1/02—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines for overhead lines or cables
-
- 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
- H02G7/16—Devices for removing snow or ice from lines or cables
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/70—Wind energy
- Y02E10/72—Wind turbines with rotation axis in wind direction
Landscapes
- Cleaning In General (AREA)
Abstract
The invention discloses an intelligent environment-friendly high-altitude cable sundry removing device, which comprises: an upper clamping assembly; the lower clamping assembly is fixed below the upper clamping assembly in a manner of moving up and down through two electric push rods; the secondary cleaning assembly is fixed at the right ends of the upper clamping assembly and the lower clamping assembly and is used for cleaning sundries adhered to the surface of the high-voltage cable; and the primary cleaning assembly is fixed at the right end of the secondary cleaning assembly in a vertically sliding manner, three groups of rotating blades can be adjusted at the same angle, the high-voltage cable is protected by matching with the detection wheel assembly, and impurities of the high-voltage cable are safely and effectively cut and cleaned under the high-speed rotation of the blades.
Description
Technical Field
The invention relates to the technical field of high-voltage wire obstacle clearing, in particular to an intelligent environment-friendly high-altitude cable sundry clearing device.
Background
The high-voltage cable is mainly erected at high altitude, however, the cable erected at high altitude often winds some cloth strips, plastic bags and balloons which can be easily blown up by wind, and if the windings are not cleaned in time, short circuit is easily caused in rainy seasons, so that certain damage is brought to the power cable. At the present stage, the cleaning of the winding on the power cable mainly depends on manual cleaning, unmanned aerial vehicle flaming incineration and laser gun fixed-point cleaning.
Manual cleaning: the working strength of personnel is high and the personnel is extremely dangerous; unmanned aerial vehicle flaming incineration, laser gun fixed point cleaning: open fire is generated in the treatment process, and potential safety hazards exist in the forest region due to the possibility of fire.
Therefore, there is a need to develop a high-voltage cable sundries removing device with reasonable structure, intelligence and environmental protection to solve the above problems.
Disclosure of Invention
In order to achieve the purpose, the invention provides an intelligent environment-friendly high-altitude cable sundry removing device, which comprises the following technical scheme:
an upper clamping assembly;
the lower clamping assembly is arranged below the upper clamping assembly, and one side of the lower clamping assembly can move up and down through two electric push rods;
the secondary cleaning assembly is fixed at the right ends of the upper clamping assembly and the lower clamping assembly; and
the primary cleaning assembly is arranged at the right end of the secondary cleaning assembly in a vertically sliding mode.
Further, preferably, the method is characterized in that: the secondary cleaning assembly includes:
the upper box body is fixed at the right end of the upper clamping assembly;
a lower box body fixed at the right end of the lower clamping component
The cleaning discs are symmetrically arranged in the upper box body and the lower box body and can stretch up and down through telescopic rods, and the cleaning discs can automatically rotate to clean sundries; and
and the air nozzle is hinged to the right lower end of the cleaning disc above the air nozzle.
Preferably, a row of upper clamping wheels are arranged in the upper clamping assembly through a buffer spring, a row of lower clamping wheels are arranged in the lower clamping assembly through the buffer spring, the lower clamping wheels are driving wheels and can drive equipment to move on a high-voltage line, and pressure sensors are embedded in the upper clamping wheels and the lower clamping wheels.
Further, preferably, the primary cleaning assembly includes:
the shell is slidably arranged at the right ends of the upper box body and the lower box body and is designed to be provided with a 270-degree annular opening;
the rotary transmission assembly is arranged on one side of the shell and is provided with a rotary adjusting end, and at least three blade mounting seats are circumferentially arranged on the rotary adjusting end;
the blade adjusting assembly is correspondingly arranged on the blade mounting seat and synchronously adjusted by the synchronous adjusting assembly;
the detection wheel assembly is correspondingly arranged on the blade mounting seat; and
and the steering engine is arranged on one of the blade mounting seats and is used for driving the blade adjusting assembly.
Further, preferably, the rotary drive assembly includes:
the fluted disc is rotatably and coaxially arranged on the shell, at least three blade mounting seats are arranged on the upper circumference of the fluted disc, and the fluted disc is designed to be a 270-degree annular opening;
the at least three circles of the gears are arranged on the shell, and the gears are rotationally arranged on the shell and are meshed with the fluted discs;
the synchronous wheels are arranged in the shell in at least five circumferences, and the gear and the synchronous wheels are coaxially fixed; and
and the synchronous belt is in meshed connection with the synchronous wheel so as to ensure that the gear rotates synchronously.
Further, preferably, the blade adjustment assembly comprises:
the blade adjusting end is rotatably arranged on the blade mounting seat;
the blade working end is rotatably installed at the end part of the blade adjusting end, and the tungsten filament heating piece is arranged at the blade working end and can be used for cleaning ice and snow on the high-voltage cable.
Further, preferably, the synchronization adjustment assembly includes:
the outer pipe is fixed at the blade adjusting end;
an inner tube slidably disposed within the outer tube by a spring.
Further, preferably, the synchronous adjusting component connects the blade adjusting ends into a whole, and the steering engine adjusts the deflection angle of one blade adjusting end to realize synchronous angle adjustment of the blade adjusting ends.
Further, preferably, the detection wheel assembly includes:
the damping spring device is rotatably arranged on the blade mounting seat;
the detection wheel is rotatably installed at the end part of the damping spring device, and the detection wheel always points to the high-voltage cable.
Compared with the prior art, the invention provides an intelligent environment-friendly high-altitude cable sundry removing device, which has the following beneficial effects:
according to the invention, through the application of the synchronous adjusting assembly, the synchronous adjustment of the working angles of the three groups of blades is realized, and the application of the detection wheel assembly is matched, so that the high-voltage cable can be effectively prevented from being scratched due to the excessive adjustment of the working angles of the blades, after the included angles of the blades are adjusted, the three groups of blades are driven by the gear fluted disc to rotate, cut and clean, and when ice and snow are met, the tungsten wire heating plates of the blades are started, so that the ice and snow can be cleaned.
According to the secondary cleaning assembly, the impurities adhered to the surface of the high-voltage cable are blown to float by blowing the surface of the high-voltage cable, and then are cleaned by rotating the cleaning disc, so that small impurities adhered to the surface of the high-voltage cable can be effectively cleaned.
Drawings
FIG. 1 is a schematic diagram of the overall structure of an intelligent environment-friendly high-altitude cable sundry removing device;
FIG. 2 is a perspective view of a primary cleaning assembly in the intelligent environment-friendly high-altitude cable sundry cleaning device;
FIG. 3 is a perspective view of a rotary drive assembly in an intelligent environment-friendly high-altitude cable debris removal device;
FIG. 4 is a partial enlarged view of a blade adjustment assembly in an intelligent environmental protection overhead cable clutter removal apparatus;
FIG. 5 is a schematic structural diagram of a synchronous adjusting assembly in the intelligent environment-friendly high-altitude cable sundry removing device;
FIG. 6 is a schematic structural diagram of a detection wheel assembly in the intelligent environment-friendly high-altitude cable sundry removing device;
in the figure: 1. an upper clamping assembly; 2. a lower clamping assembly; 3. an electric push rod; 4. a secondary cleaning assembly; 41. a telescopic rod; 42. cleaning the disc; 43. a gas ejection head; 44. a lower box body; 45. an upper box body; 5. a primary cleaning assembly; 51. a housing; 52. a rotation transmission assembly; 53. a synchronization adjustment assembly; 54. a blade adjustment assembly; 55. a probe wheel assembly; 56. a steering engine; 521. a fluted disc; 5211. a blade mount; 522. a gear; 523. a synchronizing wheel; 524. a synchronous belt; 531. an inner tube; 532. an outer tube; 533. a spring; 541. a blade adjustment end; 542. a blade working end; 5421 tungsten filament heating plate; 551. a shock absorbing spring; 552. a detection wheel.
Detailed Description
Referring to fig. 1 to 6, the present invention provides an intelligent environmental protection high altitude cable sundries removing device, comprising:
an upper clamp assembly 1;
a lower clamping assembly 2, one side of which is arranged below the upper clamping assembly 1 and can move up and down through two electric push rods 3;
the secondary cleaning assembly 4 is fixed at the right ends of the upper clamping assembly 1 and the lower clamping assembly 2; and
the primary cleaning component 5 is arranged at the right end of the secondary cleaning component 4 in a vertically sliding manner.
In this embodiment, as shown in fig. 1, the secondary cleaning assembly 4 includes:
the upper box body 45 is fixed at the right end of the upper clamping assembly 1;
a lower box 44 fixed at the right end of the lower clamping assembly 2
The cleaning discs 42 are symmetrically arranged in the upper box body 45 and the lower box body 44 in a vertically telescopic manner through telescopic rods 41, and the cleaning discs 42 can automatically rotate to clean sundries; and
and the air nozzle 43 is hinged to the right lower end of the upper cleaning disc 42.
It should be noted that when the sundries adhered to the surface of the high-voltage cable are encountered, the air nozzle 43 can rotate to finely adjust and align the sundries to blow out high-temperature and high-speed air flow;
the sundries adhered to the surface of the high-voltage cable are difficult to clean, firstly, the sundries adhered to the surface of the high-voltage cable are blown to float by blowing the surface of the high-voltage cable, and then, the cleaning disc rotates to clean, so that small sundries adhered to the surface of the high-voltage cable can be effectively cleaned.
In this embodiment, as shown in fig. 1, a row of upper clamping wheels is disposed inside the upper clamping assembly 1 through a buffer spring, a row of lower clamping wheels is disposed inside the lower clamping assembly 2 through a buffer spring, the lower clamping wheels are driving wheels and can drive equipment to move on a high-voltage line, and pressure sensors are embedded in the upper clamping wheels and the lower clamping wheels.
The distance between the upper row of rollers and the lower row of rollers can be adjusted through the electric push rod 3, the two rows of rollers clamp the high-voltage cable in work, and the driving wheel driving device stably works on the high-voltage cable.
In this embodiment, as shown in fig. 2, the primary cleaning assembly 5 includes:
a housing 51 slidably mounted at the right ends of the upper box 45 and the lower box 44, wherein the housing 51 is designed to have a 270 ° annular opening;
a rotation transmission assembly 52 disposed at one side of the housing 51 and having a rotation adjustment end, on which at least three blade mounting seats 5211 are circumferentially disposed;
a blade adjusting assembly 54 correspondingly disposed on the blade mount 5211 and synchronously adjusted by the synchronous adjusting assembly 53;
a detection wheel assembly 55 correspondingly disposed on the blade mount 5211; and
an actuator 56 mounted to one of the blade mounts 5211 and configured to actuate the blade adjustment assembly 54.
In this embodiment, as shown in fig. 3, the rotation transmission assembly 52 includes:
a toothed disc 521, which is rotatably and coaxially disposed on the housing 51, wherein at least three blade mounting seats 5211 are circumferentially disposed on the toothed disc 521, and the toothed disc 521 is designed to have a 270 ° annular opening;
the gears 522 are not less than three circles and are arranged on the shell 51, and the gears 522 are rotatably arranged on the shell 51 and are meshed with the fluted disc 521;
a synchronizing wheel 523, at least five circumferences of which are arranged in the housing 51, and the gear 522 and the synchronizing wheel 523 are coaxially fixed; and
and a synchronous belt 524 meshed with the synchronous wheel 523 so that the gear 522 rotates synchronously.
In this embodiment, as shown in fig. 4, the blade adjusting assembly 54 includes:
a blade adjustment end 541 rotatably mounted on the blade mount 5211;
the blade working end 542 is rotatably mounted at the end of the blade adjusting end 541, and the blade working end 542 is provided with a tungsten wire heating piece 5421 which can clean the high-voltage cable from ice and snow.
It should be noted that the blade working end 542 can rotate the cutting edge of the blade working end 542 to an angle perpendicular to the winding object according to the winding situation, so as to facilitate the cleaning of the sundries.
In this embodiment, as shown in fig. 5, the synchronization adjusting component 53 includes:
an outer tube 532 fixed to the blade adjustment end 541;
an inner tube 532 slidably disposed within the outer tube 532 by a spring 533.
In this embodiment, as shown in fig. 5, the synchronous adjusting component 53 connects the blade adjusting ends 541 into a whole, and adjusts the deflection angle of one blade adjusting end 541 by the steering engine 56, so as to achieve synchronous angle adjustment of the blade adjusting ends 541.
In this embodiment, as shown in fig. 6, the detection wheel assembly 55 includes:
a damper spring 551 rotatably mounted on the blade mount 5211;
and a detection wheel 552 which is rotatably installed at the end of the shock absorption spring 551, wherein the detection wheel 552 always points to the high-voltage cable.
It should be noted that three groups of detection wheel assemblies 55 all point to the high-voltage cable, and the angle range of regulation can be protected to the detection wheel assembly through steering wheel regulation blade angle, can effectively prevent because of blade working angle excess adjustment fish tail high-voltage cable.
During specific implementation, the equipment is placed on a high-voltage cable, the distance between the upper row of rollers and the lower row of rollers is adjusted through the electric push rod 3, the two rows of rollers clamp the high-voltage cable, and the driving equipment stably works on the high-voltage cable.
Starting steering wheel 56, adjusting blade angle, under synchronous adjusting component's effect, three groups of blades can realize with the angle modulation, and detection wheel 552 sticiss the high pressure cable in detecting wheel subassembly 55, closes steering wheel 56 and accomplishes the angle modulation, clears up the work.
For common winding objects, the gear 522 is driven to drive the three groups of blades to rotate at a high speed, and sundries wound on the high-voltage cable are cut and removed;
for ice and snow, starting the tungsten wire heating sheet 5421 pairs, driving the gear 522, and driving the three groups of high-temperature blades to rotate at high speed to heat and clean the high-voltage cable;
it needs to be noted that, prevent that blade cutting back debris from taking place the secondary winding along with the wind, this cleaning device below hangs the air extractor, through the vacuum air pump, carries out suction direction to debris and retrieves, retrieves crushing and discharge debris after absorbing.
Aiming at the sundries adhered to the surface of the high-voltage cable, the secondary cleaning assembly is started, the telescopic rod 41 is adjusted at first, the upper cleaning disc 42 and the lower cleaning disc 42 are close to the high-voltage cable, then the air jet head 43 is started to aim at the sundries to blow out high-temperature high-speed airflow, so that the sundries adhered to the surface of the high-voltage cable are blown to float, and finally the cleaning discs 42 rotate at a high speed to effectively clean the surface of the high-voltage cable.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention are equivalent to or changed within the technical scope of the present invention.
Claims (9)
1. The utility model provides an intelligence environmental protection high altitude cable debris clearing device which characterized in that: the method comprises the following steps:
an upper clamping assembly (1);
the lower clamping assembly (2) is arranged below the upper clamping assembly (1) and one side of the lower clamping assembly can move up and down through two electric push rods (3);
the secondary cleaning assembly (4) is fixed at the right ends of the upper clamping assembly (1) and the lower clamping assembly (2); and
the primary cleaning component (5) is arranged at the right end of the secondary cleaning component (4) in a vertically sliding mode.
2. The intelligent environment-friendly high-altitude cable sundry removing device according to claim 1, is characterized in that: the secondary cleaning assembly (4) comprises:
the upper box body (45) is fixed at the right end of the upper clamping assembly (1);
a lower box body (44) fixed at the right end of the lower clamping component (2)
The cleaning disc (42) is symmetrically arranged in the upper box body (45) and the lower box body (44) in a vertically telescopic manner through a telescopic rod (41), and the cleaning disc (42) can automatically rotate to clean sundries; and
and the air nozzle (43) is hinged to the right lower end of the upper cleaning disc (42).
3. The intelligent environment-friendly high-altitude cable sundry removing device according to claim 1, characterized in that: the high-voltage wire clamping device is characterized in that a row of upper clamping wheels are arranged in the upper clamping assembly (1) through buffer springs, a row of lower clamping wheels are arranged in the lower clamping assembly (2) through the buffer springs, the lower clamping wheels are driving wheels and can drive equipment to move on a high-voltage wire, and pressure sensors are embedded in the upper clamping wheels and the lower clamping wheels.
4. The intelligent environment-friendly high-altitude cable sundry removing device according to claim 1, characterized in that: the primary cleaning assembly (5) comprises:
the shell (51) is slidably arranged at the right ends of the upper box body (45) and the lower box body (44), and the shell (51) is designed to be a 270-degree annular opening;
the rotary transmission assembly (52) is arranged on one side of the shell (51) and is provided with a rotary adjusting end, and at least three blade mounting seats (5211) are circumferentially arranged on the rotary adjusting end;
a blade adjusting assembly (54) which is correspondingly arranged on the blade mounting seat (5211) and is synchronously adjusted by a synchronous adjusting assembly (53);
a detection wheel assembly (55) correspondingly arranged on the blade mounting seat (5211); and
a steering engine (56) mounted on one of the blade mounts (5211) and configured to drive the blade adjustment assembly (54).
5. The intelligent environment-friendly high-altitude cable sundry removing device according to claim 4, characterized in that: the rotary drive assembly (52) includes:
the fluted disc (521) is rotatably and coaxially arranged on the shell (51), at least three blade mounting seats (5211) are arranged on the upper circumference of the fluted disc (521), and the fluted disc (521) is designed to be a 270-degree annular opening;
the gears (522) are not less than three circles and are arranged on the shell (51), and the gears (522) are rotationally arranged on the shell (51) and are meshed with the fluted disc (521);
a synchronizing wheel (523) with no less than five circumferences arranged in the housing (51), and the gear (522) and the synchronizing wheel (523) are coaxially fixed; and
and the synchronous belt (524) is in meshed connection with the synchronous wheel (523) so that the gear (522) synchronously rotates.
6. An intelligent environment-friendly high-altitude cable sundry removing device according to claim 4 and claim 5, wherein: the blade adjustment assembly (54) includes:
a blade adjustment end (541) rotatably mounted on the blade mount (5211);
blade work end (542), rotatable installation be in end (541) tip is adjusted to the blade, just blade work end (542) are provided with tungsten filament heating plate (5421), can carry out ice and snow clearance to the high-voltage cable.
7. An intelligent environment-friendly high-altitude cable sundry removing device according to claim 4 and claim 6, which is characterized in that: the synchronization regulation assembly (53) comprises:
an outer tube (532) secured to the blade adjustment end (541);
an inner tube (532) slidably disposed within the outer tube (532) by a spring (533).
8. The intelligent environment-friendly high-altitude cable sundry removing device according to claim 4, characterized in that: the synchronous adjusting component (53) connects the blade adjusting ends (541) into a whole, and the steering engine (56) adjusts the deflection angle of one blade adjusting end (541) to realize synchronous angle adjustment of the blade adjusting ends (541).
9. The intelligent environment-friendly high-altitude cable sundry removing device according to claim 4, is characterized in that: the detection wheel assembly (55) comprises:
a damper spring (551) rotatably mounted on the blade mount (5211);
and the detection wheel (552) is rotatably arranged at the end part of the shock absorption spring device (551), and the detection wheel (552) is always directed to the high-voltage cable.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211242277.6A CN115395430A (en) | 2022-10-11 | 2022-10-11 | Intelligent environment-friendly high-altitude cable sundry removing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211242277.6A CN115395430A (en) | 2022-10-11 | 2022-10-11 | Intelligent environment-friendly high-altitude cable sundry removing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN115395430A true CN115395430A (en) | 2022-11-25 |
Family
ID=84127873
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202211242277.6A Withdrawn CN115395430A (en) | 2022-10-11 | 2022-10-11 | Intelligent environment-friendly high-altitude cable sundry removing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN115395430A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118040538A (en) * | 2024-04-12 | 2024-05-14 | 山西和瑞电力科学技术研究院股份有限公司 | Electric power maintenance cleaning device |
-
2022
- 2022-10-11 CN CN202211242277.6A patent/CN115395430A/en not_active Withdrawn
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118040538A (en) * | 2024-04-12 | 2024-05-14 | 山西和瑞电力科学技术研究院股份有限公司 | Electric power maintenance cleaning device |
| CN118040538B (en) * | 2024-04-12 | 2024-06-25 | 山西和瑞电力科学技术研究院股份有限公司 | Electric power maintenance cleaning device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN115395430A (en) | Intelligent environment-friendly high-altitude cable sundry removing device | |
| CN106207859B (en) | Electric line foreign matter remove device | |
| CN210391578U (en) | Fixed wing unmanned aerial vehicle camera equipment that can clearly investigation in rainy day | |
| CN112952642A (en) | Robot for removing foreign matters on line | |
| CN115548966A (en) | High-voltage cable sundry removing device | |
| CN109292518A (en) | Scratch resistant protective film cutting mechanism and splitting system | |
| CN111987640B (en) | Line foreign matter clearing device for emergency repair operation of power distribution network engineering | |
| CN114069483A (en) | A suspended object detects clearing device for transmission tower | |
| CN114069483B (en) | Hanging object detection and removal device for transmission tower | |
| CN103831515A (en) | Dust removing system of plasma cutting machine | |
| CN113794156A (en) | High-voltage transmission line safety protection device and protection method thereof | |
| CN112810795A (en) | Portable unmanned vehicles | |
| CN207126962U (en) | A kind of folding liftable dust shield | |
| CN113945768B (en) | Online cleaning device and method for dirt of adsorption type insulator | |
| CN218858715U (en) | Anti-interference unmanned aerial vehicle structure assembly of integral type | |
| CN220752834U (en) | Grassland fire early warning device | |
| CN110004901A (en) | For floating material fishing device in river | |
| CN217893235U (en) | Fire-spraying obstacle-removing unmanned aerial vehicle | |
| CN220944393U (en) | Steel member cutting tool with protective structure | |
| CN116660103B (en) | Automatic water spraying composite insulator hydrophobicity detection device and method based on unmanned aerial vehicle | |
| CN218901093U (en) | Coalescence vacuum oil filter | |
| CN118042253B (en) | Train business turn over station monitoring device | |
| CN114466541B (en) | Electrical control device with enhanced signal stability | |
| CN220453497U (en) | Car light assembly with defogging function | |
| CN115548968A (en) | High-voltage cable sundry cleaning device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20221125 |