159results about How to "Delay aging" patented technology

The invention discloses a panel lamp light source integration system based on a flexible circuit board, and relates to the technical field of panel lamp light source integration. Generating an initial design drawing of the flexible circuit board containing a plurality of layers of conductive circuits and a plurality of light source bonding pads; the channel configuration module configures a driving control channel for the bonding pad and establishes a mapping table with the lighting function area; the thermal load optimization module calculates power consumption and thermal load distribution according to the mapping table and the performance parameters and adjusts routing topology to generate a final design drawing; and the manufacturing and assembling module is used for manufacturing a circuit board according to the drawing and mounting a micro light source to finish assembling. Wiring is matched with the shape of a panel and the characteristics of a light source during planning, heat distribution optimization is achieved in the layout stage, the number of times of modification is reduced, and local overheating is restrained. According to the invention, high-fit compact integration of the flexible circuit board and the panel lamp is realized, and the assembly efficiency and the operation stability are improved.

The utility model relates to the technical field of pipeline groove grinding, in particular to a pipeline groove grinding integrated device which comprises a placing table and a moving table, two inserting grooves are formed in one end of the placing table, connecting blocks are installed and inserted into the two inserting grooves, the connecting blocks are fixedly connected to one end of the moving table, and the moving table is fixedly connected with the placing table. A dust cover is fixedly connected to the top end of the movable table, a booster water pump is fixedly installed at the top end of the dust cover, the output end of the booster water pump is fixedly connected with the top end of a spraying head and internally communicated with the top end of the spraying head, a water inlet is formed in one side of the booster water pump, and the spraying head is arranged at the inner top of the dust cover. And a plurality of universal wheels are arranged at the bottom end of the moving table. According to the device, the booster water pump drives the atomizing spray head to form water mist, dust particles generated by grinding are wetted, the dust particles are bonded into large particles through surface tension of water, sedimentation is accelerated, and dust diffusion is effectively restrained.

This utility model discloses a container, comprising a frame, a top panel, side panels, end panels, and door panels. At least one of the top panel, side panels, end panels, and door panels includes at least two layers: a steel plate and a composite material plate. The steel plate is fixedly connected to the frame. The composite material plate is located on at least one side of the steel plate facing inwards and outwards, and is fixedly connected to the steel plate. The composite material plate has the same shape as the steel plate to be integrally fitted with it, or the composite material plate is flat and partially fitted with the steel plate. According to this utility model, at least one of the top panel, side panels, end panels, and door panels is configured as a two- or multi-layer structure, wherein the side of the steel plate facing inwards and / or the side facing outwards is a composite material plate. This design allows the container to meet long-term requirements for wear resistance, acid and alkali resistance, salt spray resistance, and mildew resistance. Furthermore, container wall maintenance is relatively simple and inexpensive.

This utility model discloses a hole-opening device for a double-sided aluminum substrate, applied in the field of hole-opening device technology. It includes a base plate, a support plate fixedly connected to the bottom of a hydraulic cylinder, a hole-opening assembly at the bottom of the support plate, a placement plate slidably connected to the top of the base plate, a clamping assembly at the top of the placement plate, a connecting plate welded to the rear side of the support, a drive gear fixedly connected to the output end of a second motor, and two rotating rods rotatably connected to the front side of the vertical surface of the connecting plate via bearings. Each of the two rotating rods has a driven gear meshing with the drive gear on its surface, and a fan fixedly connected to the other end of each of the two rotating rods. This utility model, by incorporating a second motor, drive gear, rotating rods, driven gear, and fan, can reduce the temperature of the hole-opening head during the hole-opening process, thereby reducing deformation of the double-sided aluminum substrate or aging of the insulation layer, and extending the service life of the double-sided aluminum substrate.

This utility model relates to a high-efficiency heat dissipation vehicle display screen, including a display module, a frame, and a flexible heat-conducting component. The display module is disposed inside the frame, and a gap exists between one side of the display module and the frame. The flexible heat-conducting component fills the gap and is in close contact with the display module and the frame to conduct heat from the display module to the frame. This utility model can quickly conduct heat from the edge of the display module to the frame, improving the user experience and extending the lifespan of the display module.

The utility model relates to a composite double-layer grip for a fishing rod, which comprises an inner core, the inner core is provided with an axial hole which is through along the axial direction and is used for being sleeved on the grip part of the fishing rod and tightly matched with the grip part of the fishing rod, and the composite double-layer grip is characterized in that the inner core is a cylindrical EVA (Ethylene Vinyl Acetate) foaming material with high elasticity, and the outer surface of the inner core is coated with a layer of flaky POE (Polyolefin Elastomer) foaming material; the inner core and the sheet-shaped POE foaming material are jointed through an adhesive layer. The outer surface of the EVA inner core is coated with the sheet-shaped POE foaming material, so that the wear resistance, the skid resistance and the weather resistance of the grip are improved, meanwhile, the grip is resistant to ultraviolet rays and ozone aging, the EVA inner core and the sheet-shaped POE foaming material are bonded through the adhesive layer, the EVA inner core is driven to rapidly rebound through high-speed rebound of POE, contact between the EVA inner core and the outside can be reduced, aging of the EVA inner core is slowed down, and the service life of the grip is prolonged.

The invention provides an outdoor protection type LED spotlight which comprises a shell and an installation frame installed on the outer side of the shell, and a fixing frame, a connecting frame, an LED lamp wick and a front lampshade are sequentially arranged from the rear end to the front end of the shell. The connecting frame is fixed in front of the rear end of the LED lamp wick, and the lampshade is installed at the front end of the LED lamp wick and can slide front and back along the inner wall of the shell and limit axial rotation of the shell. A nut is arranged at the rear end of the connecting frame, and the screw is connected with the nut in a matched mode and can drive the lampshade to move back and forth in the shell. The spot lamp has the beneficial effects that when the spot lamp is not used, the front lampshade and the LED lamp wick can enter the shell, the baffle is arranged at the front end of the shell, the front end of the shell can be sealed and protected, and the front lampshade and the LED lamp wick can be in a sealing plate state, so that the spot lamp can be prevented from being damaged when the spot lamp is installed on the ground, particularly the lampshade can be prevented from being damaged, and the maintenance cost is reduced; and aging caused by daytime exposure of the lampshade can be reduced through closed arrangement, and the service life of the spotlight is prolonged.

The invention relates to the technical field of automobile parts, and particularly discloses an anti-oxidation corrosion-resistant automobile air-inlet grille and an electroplating process thereof.The anti-oxidation corrosion-resistant automobile air-inlet grille is prepared from phenoxy-terminated siloxane modified polycarbonate, ABS resin, a modified LDHs antioxidant, a compatilizer ABS-g-MAH and a lubricant ethylene bis stearamide through melt blending, extrusion granulation and injection molding. And a copper layer, a nickel-phosphorus layer and a cobalt-chromium layer are further electroplated and deposited on the automobile air-inlet grille, and the anti-oxidation and corrosion-resistant automobile air-inlet grille is formed.

This utility model proposes a maintenance-free vacuum machine, comprising: a spiral central shaft and a cylinder. The central surface of the spiral central shaft has a spiral structure. The cylinder is installed in conjunction with the spiral central shaft, and the contact surfaces of the two are fitted together to ensure that no lubricating oil enters the cylinder, avoiding problems such as oil carbonization, emulsification, and contamination. There is no need to replace the filter element, add lubricating oil, or stop the machine for maintenance regularly, which greatly reduces the operation and maintenance costs. The outer periphery of the cylinder is provided with a first water-cooling jacket, which is connected to an external cooling device through cooling pipes. It is used to cool the cylinder with circulating water, keeping the operating temperature at 30-40℃, effectively slowing down component aging, extending equipment life, and eliminating the risks of high-temperature burns, lubricating oil leakage, and mechanical jamming, reducing safety hazards for operators. Exhaust gas is discharged directly without oil mist pollution. The water cooling system reduces water waste through closed-loop circulation, which meets the requirements of green manufacturing.

The invention relates to a bi-crosslinking cyanate ester-epoxy blended adhesive and a preparation method thereof, and relates to the technical field of high polymer materials, the adhesive comprises the following components in parts by weight: 45-85 parts of cyanate ester resin, 5-35 parts of epoxy resin, 0-20 parts of a reactive diluent, 2-6 parts of a bi-crosslinking curing agent and 0-50 parts of a functional filler, the bi-crosslinking curing agent has the following structure: R is alkyl, aliphatic amine or aryl; r'is a primary amino group and / or a secondary amino group, R ''is-C = N and / or-OCN, m is an integer from 1 to 3, and n is an integer from 1 to 2. By adding the double-crosslinking curing agent containing the amino group and the cyano group, the technical problems of high curing temperature, large stress after curing, poor temperature resistance of epoxy resin and the like of the existing cyanate ester resin system are solved, and the curing temperature, the bonding strength and the temperature resistance of the adhesive are balanced. The adhesive can be cured at the temperature lower than 90 DEG C, and has high glass transition temperature, low thermal weight loss and excellent adhesive property.

The invention discloses a side slope biomineralization protection system and method based on a double-response type signal capsule, and the method comprises the steps: preparing the double-response type signal capsule, a germination capsule and a reaction capsule respectively, a wall material of the double-response type signal capsule is obtained by mixing poly (N-isopropylacrylamide) and xanthan gum according to a preset proportion; mixing the double-response signal capsule, the germination capsule and the reaction capsule with graded fine sand and chopped basalt fiber to obtain a capsule-aggregate mixture; the capsule-aggregate mixture is laid on the surface of the slope, planting soil is covered, vegetation is planted, and when the preset temperature-water content condition is met, slope time sequence repairing is triggered. According to the scheme, the temperature and the moisture can be responded at the same time, and the complex climatic environment can be accurately adapted.

The utility model belongs to the technical field of ships, and discloses a cable protection device which comprises a protection pipe, a cable penetrates through the protection pipe, and a first discharge port is formed in the side face of the protection pipe and used for discharging accumulated water in the protection pipe. And the discharging component is connected to the protection pipe, and the discharging component can block or open the first discharging opening. According to the utility model, the outer side of the cable is protected through the protection pipe, and the side surface of the protection pipe is provided with the first discharge port, so that accumulated water in the protection pipe can be discharged in time, the cable is prevented from being soaked in water or a humid environment for a long time, the aging of the cable is slowed down, and the first discharge port can be blocked or opened by using the discharge part; in this way, accumulated water in the protection pipe or water entering the protection pipe can be drained in time according to needs, and the leakage component is connected to the protection pipe, so that the situations of loss and the like in the drainage process can be avoided.

This application discloses a bottle and can recycling machine with a protective structure, comprising: a cabinet, an upper cabinet door hinged to the upper front side of the cabinet, and a lower cabinet door hinged to the lower front side. The upper cabinet door has a display screen, an input slot, and a barcode scanning area. The upper front side of the cabinet has an upper opening, and the lower front side has a lower opening. Both the upper and lower openings are equipped with water-resistant baffles. The upper and lower cabinet doors are equipped with waterproof door locks, and both the upper and lower cabinet doors are equipped with waterproof door strips. The inner side of the cabinet is lined with insulation cotton, and the outer side of the display screen is also equipped with a sun-protective surface layer, which is hinged to the upper cabinet door. A limit sensor is installed in the input slot. By adopting the above methods, the sun-protective surface layer effectively slows down the aging of the display screen, and the limit sensor prevents accidental injury to the user. By installing a cooling and heating device in the cabinet, the internal temperature of the cabinet is controlled to ensure that the internal temperature of the cabinet is within a suitable working temperature range, thereby achieving long-term stable operation, extending service life, and resulting in a simple structure, reasonable design, and low cost.

A small-radius curve joint insulation device with guard rails comprises a spacer block lapped between two butt-joint steel rail interfaces, an insulation inner clamping plate is arranged between the spacer block and a steel rail, an insulation outer clamping plate opposite to the insulation inner clamping plate is arranged on the outer side of the steel rail, and a spacer piece is arranged between the butt-joint steel rail interfaces; the I-shaped section insulation is combined with the spacer block and the groove-shaped insulation, so that the problems of pulling deformation and insulation failure caused by uneven stress of double-section insulation are solved; the insulation assembly can be better attached to a track structure, stress is effectively dispersed, the impact resistance is improved, long-term stable operation is ensured, and the requirements of high-load and high-frequency train operation are met. According to the device, the mechanical strength of the insulation assembly is improved, the problems of deformation and aging caused by long-term use are reduced, the service life of equipment is prolonged, the stability and reliability of a track circuit are further improved, and safe and efficient operation of railway transportation is ensured.

The invention discloses an anti-aging and anti-electromagnetic shielding cable and a preparation method thereof, and belongs to the field of high voltage and the technical field of materials, the anti-aging and anti-electromagnetic shielding cable structurally contains a polyurethane-polyethylene copolymer and a flame-retardant and anti-electromagnetic sheet composite carrier, contains a polyurethane chain segment which is connected with a polyethylene main chain through a covalent bond, has no interface separation risk, and has good anti-aging and anti-electromagnetic shielding effects. Polyethylene is resistant to acid, alkali and salt mist, a carbamate group in a polyurethane chain segment can capture free radicals generated by photooxidation and thermal oxidation of polyethylene, aging is delayed from the molecular level, and the flame-retardant anti-electromagnetic sheet composite carrier endows the cable with good aging resistance and anti-electromagnetic shielding characteristics; the lamellar structure of the sheet-shaped carrier can block heat transfer and combustible volatilization, and the lamellar structure and the sheet-shaped carrier synergistically improve the flame-retardant efficiency; the introduction of the flaky composite carrier not only endows functional characteristics, but also can be used as a rigid reinforcement phase, so that the wear resistance and the extrusion resistance of the cable are improved, and the loss of the cable in the dragging and construction processes is reduced.

The application relates to the field of automation control and discloses a modular intelligent pump station system. The system comprises a standardized water pump module, a distributed cooperative control unit, a pipe network state sensing network, a communication interaction network and a remote algorithm updating platform. The standardized water pump module integrates a local intelligent control terminal and a sensing component, is used for collecting operation state data and dynamically adjusting operation parameters. The distributed cooperative control unit is based on a non-cooperative game theory of multi-target constraint fusion to construct a control logic, so that each standardized water pump module reaches a Nash equilibrium of load distribution through autonomous negotiation. The pipe network state sensing network broadcasts global hydraulic working condition information to each standardized water pump module as a game environmental variable. The communication interaction network supports millisecond-level data exchange between modules. The remote algorithm updating platform is used for pushing optimized control algorithm parameters or game strategy models, so that self-organization and adaptive operation of the pump station system are realized, operation resilience is improved and energy consumption is optimized.

The application discloses a high-temperature-resistant and anti-aging canopy and belongs to the technical field of canopies. Mainly comprising: a stand column, a horizontal plate is fixedly arranged between the stand columns, a canopy is installed on one side of the horizontal plate, the canopy is provided with a cross beam installed on one side of the horizontal plate, the cross beam is provided with buckles with bearing seats at both ends, winding drums are installed between the buckles at both ends of the cross beam, a canopy cloth is installed on the winding drums, the canopy cloth is of a composite structure, skeletons are installed on both sides of the cross beam, counterweights are installed on the other ends of the skeletons, the counterweights are fixedly connected with the other ends of the canopy cloth, and a first driving assembly is installed on one end of the cross beam. The high-temperature-resistant and anti-aging canopy can delay aging.

The utility model discloses a high-temperature-resistant lining oil pumping pipe, which relates to the technical field of oil exploitation and comprises an oil pumping pipe body, a lining pipe is arranged inside the oil pumping pipe body, the outer side of the oil pumping pipe body is in threaded connection with a coupling main body, and a sealing ring is fixedly connected inside the coupling main body. One end of the sealing ring abuts against one end of the oil pumping pipe body and one end of the lining pipe, the oil pumping pipe body is made of alloy steel materials, and a heat insulation layer is arranged on the outer side of the oil pumping pipe body. According to the oil pumping pipe with the high-temperature-resistant lining, the oil pumping pipe body made of alloy steel materials containing high chromium and nickel elements is combined with the heat insulation layer wrapped by the outer-layer heat-resistant fiber materials and the polytetrafluoroethylene lining pipe to form a composite material structure. Not only are many defects of a traditional pipeline in the high-temperature and high-pressure environment effectively overcome, but also the efficiency and the safety of the whole system are improved, and the strict requirements of modern oil exploitation for equipment are met.

The present application relates to the technical field of high-temperature-resistant electronic components, and particularly relates to a high-temperature-resistant electronic component, which adopts the following technical scheme: a frame body is provided with a glue-filling sealed electromagnetic coil at the center of the frame body, and the frame body is made of high-temperature-resistant plastic material; a manufacturing process of the high-temperature-resistant electronic component comprises the following steps: S1, selecting a suitable coil body and an outer frame with a pin; S2, sealing the middle part of the coil body in the outer frame to provide mechanical support, heat dissipation and electrical connection; and S3, connecting the coil motor and the inner lead of the outer frame by using a fine metal wire (gold wire, aluminum wire or copper wire) to realize electrical conduction. The molten material in the discharge bucket can be dispersed into different cavities respectively, and the bubbles in the dispersed molten material are more easily extracted, so that the residual bubbles in the molten material are reduced.

The invention discloses a cooling device for efficient heat dissipation of a gearbox, and relates to the technical field of transmission devices. The radiator fan is rotatably mounted in the radiator main frame and is rigidly connected with the fan motor; one side of the cooling fan is provided with a cooling pipeline which is connected with a temperature control valve, and the other side of the cooling fan is provided with a cooling plate; an air inlet of the radiator is provided with an anti-flocculation net, and an air outlet of the radiator is provided with an air duct which is communicated with the cabin; the heat dissipation plates are of an integral aluminum magnesium alloy structure. The cooling pipeline is a double-layer high-elasticity fiber and steel wire winding rubber pipe; the temperature control valve is of a spring pressure type; the anti-flocculation net comprises an aluminum alloy frame and a diamond net; the surface of the radiator is coated with a graphene-containing coating; the ventilating duct and the exhaust hood are made of military silica gel coating glass fiber cloth; the cooling fan and the like form a penetrating type heat exchange core body; a reinforcing lifting lug is arranged on the main frame; the cooling capacity is guaranteed, the operation stability of the gearbox is improved, and the service life is prolonged.

The application provides a crosslinked polyethylene insulated cable and a preparation process thereof, and belongs to the technical field of cables, and comprises the following steps: step S1, preparing UiO-66-F4 masterbatch; step S2, preparing hexagonal boron nitride masterbatch and nano-alumina masterbatch; step S3, preparing insulation granules; step S4, performing three-layer co-extrusion on a copper core conductor to form a conductor shielding layer / insulation layer / insulation shielding layer, and then performing CV crosslinking, cooling, degassing, and then coating a metal braided shielding layer and an outer sheath to obtain the crosslinked polyethylene insulated cable. The application can improve the DC breakdown strength and long-term insulation stability of the crosslinked polyethylene insulated cable.

The invention belongs to the field of PET (Polyethylene Terephthalate) sheets, and discloses a PET anti-fog antibacterial sheet and a production process thereof. The anti-fogging PET material is prepared from the following raw materials in parts by weight: 72 to 85 parts of PET resin, 3 to 8 parts of antibacterial master batch, 2 to 5 parts of polyglycerol fatty acid ester-chitosan composite anti-fogging additive, 1 to 4 parts of flexibilizer, 0.5 to 2.0 parts of antistatic agent, 1 to 3 parts of compatilizer, 0.3 to 1.0 part of lubricant, 0.2 to 0.8 part of release agent, 0.2 to 0.8 part of antioxidant and 0.5 to 1.5 parts of trehalose modified nano silicon dioxide. The problems that existing traditional PET agricultural product packaging only depends on punching for ventilation and water permeation, the problems of water condensation and fogging cannot be solved, and agricultural product decay is accelerated are solved, and the problems that a PET sheet produced through a traditional coating technology is poor in anti-fogging effect, an anti-fogging coating is prone to falling off, and food safety is affected are solved.

This invention relates to the field of new materials and electrochemical energy storage materials, and discloses a polyimide-derived hierarchical porous carbon / carbon fiber composite electrode and its preparation method. The preparation method involves using carbon fiber felt as a substrate, and constructing a three-level interconnected structure of micropores, mesopores, and macropores through polyimide solution spraying, metal-organic gel template deposition, gradient carbonization, and eutectic activation processes. This invention, through template synergy and optimized activation processes, enables the constructed composite electrode to possess a unique three-level interconnected structure of micropores, mesopores, and macropores, solving the problems of limited mass transfer and insufficient active sites in traditional carbon electrodes. It can be widely applied to all-vanadium, iron-chromium, and organic flow batteries, and has significant industrial application value.

The invention discloses an air magnetic spring with a cooling function, and belongs to the technical field of elastic elements. The device comprises an upper cover plate, a lower base and a main rubber air bag, and is characterized in that an upper auxiliary rubber air bag, a lower auxiliary rubber air bag, an upper magnetic ring and a lower magnetic ring are additionally arranged, the auxiliary rubber air bag is fixed to the center of the upper cover plate and the lower cover plate and located in the main air bag. The magnetic rings are embedded in the cover plates and pressed by the auxiliary air bag. And communicated cooling water channels are arranged in the upper cover plate, the lower cover plate and the auxiliary air bag. When the main air bag loses efficacy, the auxiliary air bag provides emergency buffering, and double failure protection is achieved in combination with repulsive force of the magnetic ring; under extreme impact, the repulsive force of the magnetic ring can enhance the breakdown resistance; the cooling water channel can effectively reduce the working temperature of the spring and delay rubber aging. The spring integrates the functions of failure protection, strong impact resistance and active cooling, and the reliability and environmental adaptability are remarkably improved.

The utility model relates to the technical field of Bluetooth sound equipment, and discloses a Bluetooth sound with a heat dissipation function, which comprises a shell, a control assembly and a heat dissipation assembly, a detachably connected shell cover is arranged at the top end of the shell, and a first filter screen is arranged on the shell cover; a heat dissipation cavity and a sound playing cavity are formed between the shell and the shell cover; the control assembly comprises a circuit board, a power supply module and a sound module; the circuit board is arranged in the sound playing cavity; the power supply module is arranged in the sound playing cavity, is positioned below the circuit board and is used for normal use of the circuit board and the sound module; the sound modules are arranged on the circuit board and located on the two sides of the power supply module. The power supply module is electrically connected with the circuit board and the sound module respectively; the heat dissipation assembly comprises a first heat dissipation unit and a second heat dissipation unit; the first heat dissipation unit is arranged between the circuit board and the heat dissipation cavity and is used for transferring heat of the circuit board into the heat dissipation cavity; the second heat dissipation unit is arranged in the heat dissipation cavity, located above the first heat dissipation unit and used for rapidly discharging heat in the heat dissipation cavity.

The utility model discloses a motor stator, motor and flywheel energy storage device, motor stator includes: silicon steel sheet, is set up with cooperation groove on silicon steel sheet, is provided with first step portion and second step portion in cooperation groove, first step portion sets up in the slot mouth department of cooperation groove, and second step portion sets up in the one side of the slot mouth of cooperation groove away from first step portion of second step portion, stator coil is set up in cooperation groove, and stator coil is located in the one side of second step portion away from first step portion. Second step portion sets up in the one side of the slot mouth of cooperation groove away from first step portion, and stator coil is located in the one side of second step portion away from first step portion, so can make stator coil away from the slot mouth setting, can reduce the influence that high harmonic brings skin effect, solve the problem that the skin effect of slot mouth portion stator coil is big, reduce the heat output and ageing problem of stator coil, can avoid big magnetic flux leakage simultaneously, in addition can also weaken the heat of motor rotor, thereby can increase the life of motor.

This utility model discloses a protective device for a static var generator (SVR), comprising a lower base and an upper base fixed on top of it. A reinforcing seat is fixedly connected to the front top of the lower base, and a cabinet body is fixedly connected to the top of the upper base. A fixed rail is fixedly connected to the top edge of the lower base. The device also includes: an anti-collision mechanism: the anti-collision mechanism includes a rotating seat fixedly connected to the middle of the cabinet body, an anti-collision sleeve rotatably connected inside the rotating seat, a rotating rail on the front side of the rotating seat, and buckles fixedly connected to the left and right sides of the rotating rail, with a locking seat engaged on the outer side of each buckle; and a shielding mechanism: the shielding mechanism is fixedly connected to the top of the fixed rail. This utility model discloses a protective device for a SVR that simultaneously protects both the SVR and the vehicle in the event of a vehicle collision.

The utility model discloses a cable cleaning device for municipal engineering relates to cable cleaning technical field, including cleaning box, the downside fixed connection of cleaning box has dust collection box, the front and back both sides center position of cleaning box all are fixedly installed with push rod, and the output of push rod penetrates the outside of cleaning box and is fixedly connected with the push board, and the inside of push board is provided with the sliding slot, and the upper and lower sides of push board all are provided with the limiting slot of penetration, and the inside of limiting slot is slidably connected with the sliding rod through the sliding block, and the outside right -hand member of push board is fixedly installed with drive motor, and the output of drive motor penetrates the outside of push board and is fixedly connected with the curved wheel. The utility model discloses a cleaning box, push rod, push board, sliding slot, sliding rod, drive motor, curved wheel, spring and brush can be effectively cleaned to different specifications overhead cable, prevent dust accumulation on the cable surface and form dirt, avoid dirt to cause corrosion or damage to the insulating layer of cable, effectively slow down the aging of line.