68results about How to "Easy to pass by" patented technology

The invention discloses a power cable stripping device for power engineering, which comprises a workbench and a cutting device. A first supporting plate is arranged at the top of the workbench. The cutting device is arranged above the workbench and the first supporting plate. The workbench is equipped with a moving device. Stripping devices are arranged on the two side walls of the workbench, andthe stripping devices are arranged on one side of the cutting device. A power cable is driven by the moving device to do linear motion, so that the labor intensity of workers is reduced. In the movingprocess of the power cable, the upper side and the lower side of the power cable are cut at the same time through the cutting device, the sheath of the power cable is cut off through the stripping devices on the left and right sides of the power cable, and the sheath of the power cable is thus separated from the electrical core of the power cable. Workers do not need to conduct secondary stripping operation, and the working efficiency is improved.

The invention relates to an intelligent early warning height limiting system and a work method. The intelligent early warning height limiting system comprises front detecting devices connected with acontrol device, a height limiting mechanism and a snapshotting mechanism. The front detecting devices comprise a first detecting device, a second detecting device and a third detecting device, the height limiting mechanism is used for limiting passing of an ultrahigh vehicle detected by the front detecting devices, the height limiting mechanism is provided with a warning system connected with thecontrol device, the warning system is used for sending warning information to a vehicle driver, and the snapshotting mechanism is used for snapshotting a vehicle which exceeds the height and forcing to pass through the height limiting mechanism and transmitting the snapshot to a traffic administrative department database. The height limiting system can effectively warn the driver whether the vehicle can pass through the height limiting mechanism or not, the warning effect is good, and management of a traffic administrative department is convenient.

The invention provides a novel solar street lamp. The novel solar street lamp comprises a solar battery panel, an infrared sensor, a lamp cap, a lamp arm, a lamp pole, a controller, an embedded part and an accumulator box, wherein the solar battery panel, the lamp cap and the control box are arranged on the lamp pole; and the solar battery panel, the lamp cap and the control box are connected in sequence. The novel solar street lamp is distinguished from a common solar street lamp; when no pedestrian or vehicle passes a street, the light is automatically adjusted to a power saving state to deal with the condition of incapability of charging in cloudy days for a longer time, so that the energy is effectively saved; and when pedestrians or vehicles enter a detecting range of the infrared sensor, the infrared sensor transmits a signal to the controller to increase the brightness so as to provide convenience for passing of the pedestrians and the vehicles. The novel solar street lamp saves the energy without influencing the brightness function during the passing of the pedestrians and the vehicles.

The invention discloses a forest firefighting fire extinguishing device capable of enhancing stability based on electromagnetic force and relates to the technical field of forest firefighting equipment, the forest firefighting fire extinguishing device comprises a bottom plate, walking plates are symmetrically mounted at the top of the bottom plate, the walking plates are rotatably connected withthe bottom plate, and a fire extinguishing box is rotatably connected to the tops of the walking plates. Soil taking grooves are symmetrically formed in the two sides of the fire extinguishing box, soil taking openings matched with the soil taking grooves are formed in the tops of the walking plates, and a soil spraying opening is formed in the middle of one side of the fire extinguishing box. According to the forest firefighting fire extinguishing device capable of enhancing stability based on electromagnetic force, long-time continuous fire extinguishing can be conducted through soil in a forest, the problem that carried fire extinguishing equipment is limited and cannot conduct continuous fire extinguishing is avoided, meanwhile, the soil taking range is large, it can be guaranteed thatavailable soil thoroughly extinguishes fire, and the stability of the fire extinguishing equipment is high. The fire extinguishing equipment is prevented from turning over due to bottom surface pitscaused by taking soil, so that the safety of the equipment in use is improved.

The invention discloses a radar direction adjusting device for an ocean exploration ship and an adjusting method thereof, and belongs to the technical field of radar adjusting devices. The device comprises a rotating mechanism arranged on a ship body; a radar body which is in transmission connection with the rotating mechanism, wherein the radar body is driven by the rotating mechanism to achievereversing and overturning in the horizontal direction, and the reversing and overturning mechanism is arranged on the radar body; a lifting mechanism which is in transmission connection with the turnover mechanism; an antenna which is in transmission connection with the lifting assembly, wherein the turnover mechanism is used for adjusting the included angle between the antenna and the horizontalplane, and the lifting mechanism is used for adjusting the distance between the antenna and the radar body. The requirement that an antenna on the radar rotates in all directions is met, and signals can be received conveniently. According to the invention, the lifting mechanism is arranged between the radar body and the antenna, the lifting mechanism is suitable for adjusting the distance betweenthe antenna and the radar body, the height of the antenna is increased, and strong signals can be received conveniently.

The invention relates to a protector for preventing an automobile from crushing pedestrian and application thereof in the automobile. The protector comprises protecting covers, a frame plate which isarranged on the corresponding protecting cover at the front or back of each wheel and is rotated around a pivot which extends in the axis direction of each wheel, an elastic assembly for keeping the frame plate to be upright at the front or back of each wheel without outside force, and a protecting assembly which comprises a protecting part, a driving part and a resisting part, wherein the protecting part is arranged on the frame plate in a hanging manner, and the protecting part is not greater than 10cm above the ground. With the adoption of the protector, the pedestrian can be pushed or a barrier is touched to move along the ground while the pedestrian is impacted or the movable barrier is touched, so that the probability of crushing or overturn accident can be reduced; and meanwhile, incase of touching a fixed barrier, the protecting assembly upwards moves, so that the protecting assembly and the wheels can conveniently run away; in addition, the protecting part can be lifted through one key based on the automobile control, so that the automobile can be conveniently driven as requirement.

The invention discloses an overpass which is formed by overlapping three cross-shaped bridge surfaces, ramps of the three cross-shaped bridge surfaces, and one layer of ground surface. The overpass comprises four through-traffic lanes, four right turning lanes, four left turning lanes, four U-turning lanes, and four pedestrian passageways, and is composed of a first-layer ground surface, a second-layer bridge surface, a third-layer bridge surface, a fourth-layer bridge surface, and ramps of the surfaces, wherein each of the first-layer ground surface and the second-layer bridge surface is provided with two through-traffic lanes, two U-turning lanes and two pedestrian passageways, and each of third-layer bridge surface and the fourth-layer bridge surface is provided with two right turning lanes and two left turning lanes. According to the overpass, a method of turning lane pairing and grouping is used, so that the eight turning lanes are divided into four pairs and two groups, and the eight turning lanes can be reasonable set. By using the overpass disclosed by the invention, a crossroad with branch lines, or branch lanes of a multi-line staggered junction can be communicated with the lanes of the overpass in all directions. By adopting the overpass disclosed by the invention, a separation type overpass or an overpass with a two-layer structure can be transformed to the overpass with the structure having the three bridge surfaces and the four layers. Most of the bridge surfaces of all layers and the respective ramps are positioned on a roadbed, so that when the overpass disclosed by the invention is built, houses are not required to be removed, and the removal compensate is saved.

The invention relates to the manufacturing field of regenerated chemical fibers, and discloses a non-dyed regenerated polyester staple fiber preparation process, which includes the following steps: S1. preparing raw materials; S2. pretreatment; S3. heating and melting; and mixing the materials treated in S2 with color masterbatches, and then heating and melting together, wherein the color masterbatches comprise the following raw materials in parts by weight: 70-90 parts of dimethyl terephthalate, 20-40 parts of propylene glycol, 120-150 parts of pigments and 110-130 parts of dispersants; and the dispersants comprise polyethylene wax and cetyltrimethylammonium bromide, and the mass ratio of the polyethylene wax to the cetyltrimethylammonium bromide is 4: 1; S4. spinning; S5. cooling and forming; S6. oiling; S7. winding and bundling; and S8. crimping and cutting; After the above steps, the non-dyed regenerated polyester staple fiber is prepared. The pigments can be prevented from agglomerating when dissolved in the molten polyester in the molten state, so that the pigment can be dispersed evenly, and finally the dyed colored polyester has a better dyeing effect.

The invention relates to an unpiloted overhead wide-body tram. According to the unpiloted overhead wide-body tram disclosed by the invention, an indoor and outdoor video camera is arranged to collecttraffic guidance information and passenger image information; a tram-mounted computer is arranged for comprehensively analyzing, comparing, recognizing and processing various information to accuratelycontrol a series of movements of opening the door, closing the door, voice station reporting, starting, accelerating, decelerating and parking of the unpiloted overhead wide-body tram; electricity supply guide rails are arranged; and a front sliding wheel and a rear sliding wheel are pressed under linked dual-rails. According to the unpiloted overhead wide-body tram disclosed by the invention, the overhead wide-body tram is firmly connected with the electricity supply guide rails by a front connecting plate and a rear connecting plate; the balance of the overhead wide-body tram is supported and stabilized through a plurality of ground piles; wide-body passenger compartments and narrow-body overhead compartments are arranged, so that a narrow road surface is occupied, the compartment capacity is enlarged by upper layer space, and the passing of lower vehicles is not influenced; and a plurality of trams of the same kind are allowed to travel in a circulating manner on a straight lane atthe front end and the tail end of a bus route in the same direction as one of the electricity supply guide rails, the trams do not need to carry any energy sources, and during travelling, the trams accept the electricity grid electric source provided by the electricity supply rails, so that the purposes of being energy-saving and environmentally-friendly are really realized.

The invention relates to the technical field of civil defense doors, and discloses a civil defense door convenient to use. The door is characterized in that bottom plates are fixedly mounted at the left side and the right side of a door frame, two supporting strips are fixedly mounted at the upper sides of the two bottom plates, two pedals are arranged on the four supporting strips, and the four supporting strips movably penetrate through the two pedals pairwise; and a trigger strip is fixedly installed at the right side of the pedal at the left side, a sliding groove is formed at the left side of the door frame, when a person steps on the pedal at the left side, pressure is applied to the pedal at the left side, and therefore the trigger strip moves downwards to drive a pull rope to be pulled downwards, downward force is converted into backward force through a rotating column, therefore, clockwise rotating force can be applied to a rotating rod, clockwise moving rotating force is applied to a door plate, when children and people with weak strength stand on the pedals, a user can be assisted to rotate the door plate clockwise to open the door plate, and the children and people withweak strength can pass through the door conveniently.

The invention relates to the field of eye shadow compact production and processing, specifically to a temporary raw material storage apparatus for eye shadow compact production and processing. The apparatus comprises a main body, a base, a fixed box, a diaphragm mechanism, a filter mechanism, an isolation mechanism, a separation mechanism and a quantification mechanism; by providing the diaphragmmechanism, the contact between raw materials and parts in the mechanism can be prevented, and lubricating oil and waste chips are prevented from mixing with the raw materials; by providing the filtermechanism, impurities in the raw materials can be screened and eliminated, and the impurities attached to a filter plate are backwashed to achieve the self-cleaning effect; by providing the isolationmechanism, the position of a floating plate is automatically adjusted according to the quantity of the raw materials stored in the main body, and gas can be conveniently isolated from contacting the raw materials to guarantee the quality of the raw materials; by providing the separation mechanism, the passing of the raw materials is convenient, and the gas is prevented from entering; and by providing the quantification mechanism, the raw materials can be quantitatively taken to prevent waste caused by excessive taking.

The invention relates to a municipal road initial rainwater collection device based on rainwater and sewage diversion. The municipal road initial rainwater collection device comprises a rainwater pipeline and a sewage pipeline which are buried underground in parallel, a plurality of rainwater inspection wells are arranged on the rainwater pipeline, a first connecting pipe is arranged between every two adjacent rainwater inspection wells in a communicating mode, a plurality of sewage inspection wells are arranged on the sewage pipeline, and a second connecting pipe is arranged between every two adjacent sewage inspection wells in a communicating mode. Rainwater and sewage connecting pipes are arranged at the bottoms of the rainwater inspection wells in a communicating mode, and the ends, away from the rainwater inspection wells, of the rainwater and sewage connecting pipes communicate with the sewage inspection wells. The municipal road initial rainwater collection device based on the rainwater and sewage diversion has the effect that the possibility that rainwater circulation is not smooth due to the fact that a slag blocking cage is not cleaned for a long time is reduced, and the possibility that water is polluted and the environment is influenced due to rotting and stinking of impurities blocked on the slag blocking cage for a long time is reduced.

The invention discloses a vibrating feeder. The vibrating feeder comprises a rack and vibrating strips; a sieve plate and a combined screening device are arranged in the rack; the combined screening device is at least provided with a layer of sieve plate and is arranged below the sieve plate; the vibrating strips are movably arranged in the sieve plate; and each vibrating strip comprises a solid section and a hollow section, and the solid sections of every two adjacent vibrating strips and the hollow sections of every two adjacent vibrating strips are arranged in a staggered manner. The vibrating feeder has the beneficial effects that the reset spring piece can provide elastic potential energy for the vibrating strips, axial dislocation movement is generated by means of different gravity centers of the adjacent vibrating strips, so that the stone impurities can generate a relative action among the vibrating strips, so that impurities can quickly pass through the sieve plate. Accordingto the specific shapes of the first sieve plate and the second sieve plate, the time that the stone can stay among the vibrating strips can be increased, and the vibrating strips moving in the axial direction can be matched, so that the screening efficiency of the stones can be greatly improved.

The invention provides a carbon contact strip thickness measuring device based on an eddy current sensor. The invention belongs to the field of measuring equipment, the device includes a probe assembly and a monitor, the probe assembly comprises a support, a sliding block and a sensor. The support is of a vertically-arranged groove-shaped structure. The sliding block is arranged in the support andmoves up and down relative to the support; a spring enabling the sliding block to move downwards is arranged between the sliding block and the lower end face of the support, an induction piece is arranged at the upper end of the sliding block, a receding hole is formed in the area, corresponding to the induction piece, of the support, the sensor is arranged opposite to the induction piece and detects the vertical position of the induction piece, and the sensor is electrically connected with the monitor which is used for receiving, processing and displaying data. According to the invention, the thickness parameters of the carbon contact strip at different positions can be rapidly tested, data display and output can be carried out, the measurement is more intelligent and automatic, the precision is better, the readiness is better, and the storage and subsequent analysis are convenient.

The invention discloses a parking spot capable of preventing waterlogging, and belongs to the technical field of water prevention and waterlogging prevention for parking spots. The parking spot comprises a base used for being placed on the parking spot, accommodation grooves are formed in the side walls of the periphery of the base, and internally provided with gasbags and gas generation devices used for inflating the gasbags, and after being inflated, the gasbags pop up to from the accommodation grooves and surround the base; three side edges of the base are provided with safe edges extendingupwards, waterlogging sensors are arranged at the safe edges, and the gas generation devices are triggered according to output signals of the waterlogging sensors to inflate the gasbags. When waterlogging disasters occur, the waterlogging sensors are in contact with water and send out signals, the gas generation devices are triggered according to the signals of the waterlogging sensors to inflatethe gasbags, after being inflated, the gasbags pop up from the accommodation grooves and surround a vehicle to prevent the vehicle from being waterlogged, and thus the vehicle can be effectively protected against waterlogging when the waterlogging disasters occur.

The invention provides a novel material re-cleaning pulping device for a gold ore tailing pond and belongs to the technical field of noble metal ore re-separation devices. The novel material re-cleaning pulping device for the gold ore tailing pond is an integrated device special for noble metal tailing re-separation and pulping. According to the technical scheme, the novel material re-cleaning pulping device for the gold ore tailing pond comprises a feeding groove, a water pipe, a screen body, a cutting and stirring groove and a pulp outlet. The feeding groove is a feeding groove body with thetop being open. The groove wall of the feeding groove is fixedly provided with the water pipe. The water outlet of the water pipe is aligned with the inner portion of the feeding groove body. A material outlet of the feeding groove is in butt joint with a material inlet of the screen body. The screen body is used for screening qualified pulp lumps. A material outlet of the screen body is in buttjoint with a material inlet of the cutting and stirring groove. The cutting and stirring groove is used for crushing the lump and stirring the pulp. The pulp outlet is in butt joint with the cutting and stirring groove. The novel material re-cleaning pulping device for the gold ore tailing pond can be widely applied to the noble metal tailing material re-cleaning pulping field.

The invention belongs to the technical field of battery baking, and particularly relates to an efficient energy-saving rail type lithium battery baking oven which comprises a baking oven body. Passing openings are formed in the two sides of the baking oven body, supporting mechanisms are fixedly installed on the two sides of the baking oven body, and a filtering mechanism is fixedly installed on one side of the baking oven body. A plurality of power guide rollers which are distributed in a linear mode are rotationally installed in the baking oven body, the tops of the two supporting mechanisms and the tops of the power guide rollers are flush with the inner walls of the bottoms of the two passing openings, and an electric heating wire is fixedly installed in the baking oven body and located below the power guide rollers. A plurality of self-absorption mechanisms distributed annularly are fixedly installed on the power guide rollers. According to the device, peculiar smell waste gas generated by baking lithium batteries can be collected and filtered, so that the waste gas cannot affect the environment, the fixing effect is good, and the situation that the lithium batteries collide with one another when baked in the baking oven can be avoided.

The invention discloses a control system and control method of a mobile tunnel air purification system. The control system comprises a controller arranged in a machine body of an air purification device; an air quality detection unit, an anode voltage control power supply, a cathode voltage control unit, a moving mechanism driving motor and an anode dust collection tube driving motor are connectedonto the controller; the controller is connected with a remote control end in a wireless communication mode. The control system and the control method have the advantages that the purification devicecan be controlled to move in a tunnel through a rail, the air in the whole tunnel can be further purified.

The invention discloses an electronic information display screen for all-round display. The electronic information display screen comprises a display cabinet, wherein an LED display screen is fixedlyinstalled on the outer surface of the front end of the display cabinet, a lightning rod and a solar panel are fixedly installed on the outer surface of the upper end of the display cabinet, the solarpanel is located on one side of the lightning rod, the outer surface of one side of the display cabinet is fixedly provided with a ventilation opening, the outer surface of the lower end of the display cabinet is fixedly provided with a rotary column, the outer surface of the lower end of the rotary column is movably provided with a rotary shaft, the outer surface of the lower end of the rotary shaft is fixedly provided with a motor, and the outer surface of the motor is fixedly provided with a supporting column. The electronic information display screen for all-round displayis provided with the rotary column, the lightning rod and an illumination lamp, the direction and display orientation of the display screen can be adjusted, thunder and lightning stroke can be prevented, accordingly damage of internal elements is decreased, and the electronic information display screen can provide illumination for pedestrians at night, adapts to different working conditions and has a better use prospect.

The invention belongs to the technical field of building construction cleaning tools and relates to a device for cleaning a cast-in-place terrazzo polished floor. The device comprises a push bar, a scraper fixing plate, a scraper, a scraper fixing plate rest, and a rest control mechanism; the center of one side, facing the push bar, of the scraper fixing plate is hinged to the push bar; the scraper is fixed to the lower portion of the scraper fixing plate; the scraper fixing plate rest sleeves the push bar; the rest control mechanism is hinged to the push bar and connected with the scraper fixing plate rest. The device has the advantages that waste slurry and waste water on the floor can be well dispelled, ideal durability leads to reduction in cost of use, reduction in operational intensity for operators leads to operating efficiency being well ensured, and at the premise that the scraper fixing plate is contact with the floor, the angle is changed so as to facilitate entering from one operation space to another through a door hole of a building.

The embodiment of the present application provides a scraper device and a scraper machine, including a telescopic seat and a quick-release scraper. The telescopic seat is provided with a plurality of connectors, and the plurality of connectors are distributed at intervals. The expansion and contraction of the telescopic seat makes the distance between the plurality of connectors Increase or decrease; the quick-release scraper is provided with a plurality of fixing pieces distributed at intervals, and each fixing piece is detachably connected to a connecting piece. In the above-mentioned scraper device and scraper machine, the quick-release scraper is detachably connected to the telescopic seat through the cooperation of the connecting piece and the fixing piece, so it is convenient to remove the quick-release scraper, and it is convenient for the scraper machine to pass through narrow passages, while the quick-release scraper It is also integrated, the knife body is flat without gaps, so it can ensure that the scraped surface is flat, the telescopic seat is retractable, so the interval between the connecting parts is adjustable, so it can be connected to the fixed parts of different intervals, Therefore, it is applicable to quick-release scrapers of different lengths, and it is convenient to replace and select quick-release scrapers of different lengths.

The invention discloses a three-level power source with dual mains input. The three-level power source comprises a control unit, wherein the control unit comprises a photoelectric coupler and a control PCB, wherein the photoelectric coupler comprises a photosensitive unit and a diode, an output end of the control unit is provided with a first power supply and a second power supply, the first powersupply comprises the mains and a rectifier, the second power supply comprises a power generator power supply unit and a filtering unit, and the output end of the control unit is provided with three-level inverters. The three-level power source is advantaged in that through setting the display unit, when the output voltage of the first power supply is smaller than the threshold voltage, the AC isgenerated through operation of the power generator power supply unit, a filtering capacitor is mainly used for filtering the AC generated by the power generator power supply unit, after the AC frequency greater than the filtering capacitor is filtered, the AC after filtering is stabilized by a voltage stabilizer, so the filtered AC can be directly rectified by the rectifier, when the first power supply is the same as the threshold voltage, the power generator power supply unit stops working.

The invention discloses an invisible passage device for a road green belt. Which comprises a base, wherein the base is fixedly arranged in the ground surface; a passage cavity penetrating front and back is formed in the base; greening devices are symmetrically arranged on the left side and the right side of the passage cavity; the greening device comprises five moving blocks; the left and right moving blocks are arranged in a penetrating manner; green plants are planted on the base and the mobile block and used for greening the environment and isolating municipal roads on the front side and the rear side. The mobile green plants with the greening effect are arranged in the green belt of the road; non-passing state, the green plants have the effects of isolating front and rear roads and beautifying the environment; when the traffic flow is small and green plants need to pass through the green belt, the green plants move to open the passing cavity, pedestrians can pass through the passing cavity conveniently, in the passing process, the warning lamp, the monitoring camera and the irradiation lamp all work to irradiate virtual zebra crossings and warn passing vehicles, passing safetyis improved, and convenience is provided for pedestrian passing.

The invention discloses an invisible passage device for a road green belt. Which comprises a base, wherein the base is fixedly arranged in the ground surface; a passage cavity penetrating front and back is formed in the base; greening devices are symmetrically arranged on the left side and the right side of the passage cavity; the greening device comprises five moving blocks; the left and right moving blocks are arranged in a penetrating manner; green plants are planted on the base and the mobile block and used for greening the environment and isolating municipal roads on the front side and the rear side. The mobile green plants with the greening effect are arranged in the green belt of the road; non-passing state, the green plants have the effects of isolating front and rear roads and beautifying the environment; when the traffic flow is small and green plants need to pass through the green belt, the green plants move to open the passing cavity, pedestrians can pass through the passing cavity conveniently, in the passing process, the warning lamp, the monitoring camera and the irradiation lamp all work to irradiate virtual zebra crossings and warn passing vehicles, passing safetyis improved, and convenience is provided for pedestrian passing.

The invention discloses a detection device for a water-cooled motor shell, which includes a detection box for holding a detection liquid; an opening and closing structure is arranged on the branch pipe and is opened when the branch pipe penetrates into the first blocking member The branch pipe is used to pass gas into the motor casing. The invention avoids the water splash caused by the sloshing of the pipeline, so that it is convenient to observe the air bubbles generated in the air water. It is easy to operate, does not need additional manual insertion, and can effectively use the gravity of the motor shell, thereby saving labor; It improves the accuracy of the judgment of each motor shell, reduces the error rate of detection, thereby reducing the scrap rate of the motor and improving the production efficiency of the motor.

The invention discloses a drying device for applying of agricultural seeds as medicine. A motor installed on a speed reducer; the speed reducer is installed in the middle position of the upper surfaceof an upper cover; the upper cover is a cylinder; a feed hopper is installed on the left side of the top end of the upper cover; the upper cover is installed at the top end of a tank body; two temperature control fans are installed on the two sides of the tank body; a base is installed at the bottom of the tank body; the section of the base is circular; fixing holes are formed in the base; a discharge outlet is installed at the head end of the base; an air outlet pipe is installed on the right side of the top end of the upper cover, and the other end of the exhaust pipe is installed on a filter tank; and the filter tank is a cylinder, a filter cover is installed at the top end of the filter tank, an air exhaust pipe is installed at the middle position of the upper surface of the filter cover, and a liquid inlet is formed in the right side of the filter tank. The drying device is easy to use and good in drying effect.

The invention relates to the field of parking lot intelligent equipment, Disclosed is an entrance guard device for an automobile passage, include a gate body, The invention relates to a brake lever, adriving motor, wherein the brake lever is hollow, a telescopic lever is telescopically arranged at one end of the brake lever away from the brake body, a runner is rotatably connected with the brakebody, a rope connected with the telescopic lever at one end is wound on the runner, a linkage component is arranged between the runner and the output shaft of the driving motor, and an elastic component is arranged between the telescopic lever and the brake lever. The invention has the following advantages and effects: in the process of the driving motor driving the brake lever to rotate upward, the driving motor drives the runner to rotate through the linkage assembly, and the runner winds the rope, so as to overcome the elastic force of the elastic assembly and make the telescopic lever expand and contract into the brake lever, thereby reducing the hidden danger of safety; When the driving motor reverses to drive the brake lever to rotate downward, the rope wound on the runner becomes loose, and at this time, the elastic force of the elastic component makes the telescopic lever realize the reset.

The invention discloses a special-shaped pipe cavity high-voltage cable laying device and method, and belongs to the technical field of cable construction. A specially-arranged clamping mechanism and a pipeline matched with the clamping mechanism are adopted, and the clamping mechanism can drive a power cable to be bent in the pipeline when running along the pipeline, so that the problem that an existing power cable is inconvenient to bend can be solved, and the laying time and cost are reduced. The device comprises a pipeline and a clamping mechanism, wherein the clamping mechanism is arranged in the pipeline, and the clamping mechanism can make contact with the inner wall of the pipeline; a handle is arranged at the end of the pipeline and penetrates through the pipe wall of the pipeline, the part, which is located in the pipe wall, of the handle is connected with a traction cable, and the traction cable is connected with the clamping mechanism; and the pipeline is provided with a bent section, the inner side pipe wall of the bent section is in an arc shape, and the traction cable can be attached to the inner side pipe wall of the bent section to slide.