122 results about "Windcatcher" patented technology

The invention provides an ultrahigh wind tower safety early warning method, which comprises the following steps of: performing structure response monitoring and data analysis based on a wind tower structure health monitoring system; various sensors are arranged at key parts of the wind tower and are used for monitoring various safety indexes of the wind tower structure in real time; performing safety early warning according to the monitoring data, setting a plurality of safety threshold levels, and sending out a corresponding early warning signal according to the condition that the monitoring data exceeds a preset threshold; specific monitoring and early warning are carried out on multiple aspects of prestressed steel strands, tower barrel overall inclination, foundation settlement, wind tower bottom concrete stress and the interface of a steel switching section and a transition base plate. Various sensors are installed at key parts of the wind tower, various safety indexes of the wind tower structure are monitored in real time, safety early warning is carried out according to monitoring data, a plurality of safety threshold levels are set, and corresponding early warning signals are sent out according to the situation that the monitoring data exceed the preset threshold, so that the safety and reliability of the wind tower structure are improved.

The invention discloses a wind power prediction method based on WRF-CFD simulation and an attention mechanism architecture model. The method comprises the following steps: 1) collecting information of a wind power plant; 2) using a WRF model to predict output; 3) establishing a CFD micro-scale terrain model, and establishing a database from the wind speed and the wind direction of the anemometer tower to the power of each fan; 4) establishing an RF-VMD-PCA model and carrying out feature pretreatment on the meteorological element data; 5) establishing an error correction model based on an attention mechanism architecture, and correcting the meteorological element data in the step 2); 6) utilizing the wind speed of the anemometer tower corrected in the step 5) and the wind direction data predicted by the WRF model, and combining the CFD database obtained in the step 3) to predict the power of the wind power plant; and 7) performing performance evaluation on the prediction result. According to the scheme, the accuracy of wind power prediction can be remarkably improved by using the wind speed error correction model of the medium-micro scale coupling method and the attention mechanism architecture, so that more reliable support is provided for power grid integration and power dispatching and adjustment.

The utility model belongs to the technical field of wind tower drum installation, and particularly relates to a wind tower drum installation positioning device which comprises a clamping plate. A positioning mechanism is arranged on the inner side of the clamping plate, a fixing mechanism is arranged on the circumferential face of the clamping plate, an auxiliary mechanism is arranged on the top side of the clamping plate, the positioning mechanism comprises a sliding groove, a first spring is fixedly connected to one end of the inner side of the sliding groove through a positioning block, and limiting rods are symmetrically and rotationally installed on the circumferential face of the clamping plate. Inclined grooves are symmetrically formed in the top sides of the clamping plates, round rods are symmetrically fixed to the circumferential face of the fixing ring, the fixing ring is clamped and fixed to the tower drum, then the clamping plates are arranged at the installation position in a sleeving mode, the tower drum is hoisted through a crane and moved to the top sides of the clamping plates, then the tower drum is driven to descend, and the fixing ring makes contact with the clamping plates at the moment; and the tower drum is pushed to the center installation position of the clamping plate, at the moment, the round rod makes contact with the inclined groove, the tower drum is pushed to rotate to the needed angle through the round rod, and the problem that an existing positioning device is low in installation efficiency is solved.

The invention relates to the technical field of reinforcement cage binding tools, and discloses an adjustable wind tower reinforcement cage binding tool which comprises a tool body, a reinforcing assembly, a fixing box, a motor, a threaded rod, a sleeve plate, a supporting rod, a disc, a first spring and a rubber base. When the horizontal heights of the ground are different, the reinforcing assembly with the horizontal height lower than the normal ground is started, the motor pushes the sleeve plate and the supporting rod to move downwards, so that the rubber base makes contact with the ground temperature, and the overall stability of the reinforcement cage binding tool is improved; and when the first spring is compressed to the extreme, operation is stopped, after the first spring is compressed to the extreme, energy brought by vibration can be absorbed to the maximum degree, the temperature performance of the device can be improved, and the anti-vibration effect can also be achieved.

The invention relates to the technical field of wind tower foundations, in particular to a soft soil area pipe barrel type wind tower foundation and a construction method thereof.The wind tower foundation comprises an original circular-truncated-cone-shaped foundation, a new foundation and secant piles, a new top platform is poured at the top of the original circular-truncated-cone-shaped foundation, and the new foundation is arranged on the side surface of the original circular-truncated-cone-shaped foundation; first hidden beams are arranged on the periphery of the new top platform in the circumferential direction, reinforcing steel bars in the first hidden beams are connected with anchor bolt cage reinforcing steel bars in the original circular-truncated-cone-shaped foundation, new unit pre-stressed anchor bolts are arranged in the first hidden beams, and the new unit pre-stressed anchor bolts are anchored into the original circular-truncated-cone-shaped foundation. Second hidden beams are arranged outside the new foundation in the annular direction, and secant piles are arranged below the second hidden beams. Under the condition that the occupied area of an original foundation is not enlarged basically, the overall strength is improved, the bearing capacity of the original foundation is improved, and the engineering cost and the construction period are saved.

The invention provides a wind power plant wind atlas calculation method and system based on SCADA data, and the method comprises the steps: determining the reference wind speed of each machine according to the wind speed data of a time sequence at the hub height of each machine in combination with the corrected cabin wind speed of each machine in the SCADA data; taking the peripheral stations of the wind field as reference points, taking the effective sector turbulence data of the stations as the turbulence data of the reference points, and calculating the turbulence data of the sub-sectors of the stations; and calculating a wind deceleration coefficient according to the turbulent flow data of the sub-sectors of each machine position, correcting the reference wind speed of each machine position to obtain anemometer tower data, and further calculating a wind atlas at the height of the hub of the newly-built wind power plant. The problem that wind resource data cannot be obtained when an old wind power plant is not provided with an anemometer tower is solved, and the economic cost and the time cost generated by setting up the anemometer tower are saved.

The utility model provides a wind tower with a corrugated steel structure, which is arranged outside a shaft ring of a vertical shaft and comprises a wind tower main body and a wind tower cap arranged at the upper end of the wind tower main body, the wind tower body comprises a connecting foundation, a plurality of tower columns vertically arranged on the connecting foundation and a corrugated steel shell fixed to the tower columns. The wind tower cap is conical and is fixedly arranged at the top ends of the tower columns; the corrugated steel shell continuously extends to the upper middle portions of the tower columns along the lower ends of the tower columns, and an air opening is reserved between the wind tower cap and the upper edge of the corrugated steel shell. According to the corrugated steel wind tower, the occupied area of the wind tower can be reduced, the construction speed is increased, the influence of the wind tower on the surrounding environment in the construction and working process is reduced, the ventilation efficiency of the wind tower is improved, and energy consumption is reduced.

A method and apparatus is disclosed for chime damping. A chime includes a suspension element from which hangs a sound generating element, such as one or more chime tubes or a side wall of a bell chime. A cord retractor is affixed to the suspension element and a center cord is secured to the cord retractor to be windable and unwindable between retracted and extended positions. A damper, a clapper, and / or a windcatcher are affixed to the center cord. Moving the center cord between retracted and extended positions alters the relative position of the damper, the clapper, and / or the windcatcher with respect to the suspension element and the sound generating element to cause noise generation or noise damping.

The application provides a self-standing wind measuring tower capable of automatic installation and free from tower shadow effect, relates to the technical field of wind measuring towers, and comprises a base system, a tower system is arranged on the top surface of the base system, the tower system is connected with the base system through a sliding groove system, and a guide system is arranged in the tower system.In the tower system of the application, the tower is arranged in an isosceles triangular structure, the triangular tip is located on the leeward side of the wind direction, so that the windward area of the tower is relatively small under the action of the main wind direction.In addition, as the distance between the triangular tip and the main shaft of the tower increases, the influence of the triangular tip on the overall stability of the tower is also enhanced, and the wind measuring equipment is installed on the main shaft of the tower and deviated to one side of the second turning barrel, so that the wind measuring equipment is not blocked by the main body of the tower of the wind measuring tower, thereby eliminating the tower shadow effect.

The utility model discloses a confining device for an anemometer tower, which comprises two main body frames, the front and rear ends of the two main body frames are in threaded connection with connecting plates, the front end faces of the two connecting plates are fixedly provided with placing boxes, the upper end faces of the two connecting plates are both provided with two supporting columns in a clamping manner, and the upper end faces of the two main body frames are both provided with two inclined supporting columns in a clamping manner. Reinforcing plates are arranged on one sides of the four supporting columns in a threaded mode. According to the device, the two main body frames are fixed around the anemometer tower through the connecting plate when in use, the placing box is fixed on the front end face of the connecting plate when in use, and stones can be placed in the placing box to increase the weight of the placing box when in use, so that the main body frames can be kept stable when in use; the supporting columns and the inclined supporting columns clamped to the upper end of the main body frame can be welded and fixed after being installed, and the reinforcing plates fixed to one sides of the supporting columns can be fixed to the anemometer tower when the supporting columns and the inclined supporting columns are fixed together and then used.

The invention discloses a method for quantitatively controlling direct use of wind power generation, and relates to the technical field of wind power generation. A tower top generator and a speed increasing mechanism are removed, the blade structure is simplified, the structural defect that a traditional wind tower is heavy at the top and light at the bottom is thoroughly overcome, the wind resistance and the load resistance of the wind tower in the extreme environment are greatly improved, and meanwhile under the synergistic effect of a hydraulic system, a conventional generator and an EMS electric control system, the wind resistance and the load resistance of the wind tower are greatly improved. Fault points prone to occurring during long-term operation of a complex mechanism are reduced, the overall fault rate is reduced to a great extent, and the safety and reliability are remarkably improved; a conventional generator is adopted at an equipment end, a variable pitch and high speed increasing structure is not needed, the equipment purchase and maintenance cost is remarkably reduced, meanwhile, a wind tower structure and a foundation which are mostly adopted at a construction end are lightweight, the construction cost is effectively reduced, the wind curtailment rate is effectively reduced at an operation end, the wind energy utilization rate is remarkably increased, and the wind power generation efficiency is improved. Meanwhile, power grid leveling and a large amount of energy storage cost are saved.

The present invention relates to the field of auxiliary installation tooling for wind tower control platforms, and specifically to a tooling for controlling the positioning size of an external platform. The tooling comprises a steel pipe lifting electropermanent magnet adsorbed on the upper end of a tower, a long plate fixed to the upper end of the steel pipe lifting electropermanent magnet along its length, three slide grooves opened on the upper end of the long plate along its length, a rectangular frame provided above the steel pipe lifting electropermanent magnet, a mounting plate detachably fixed on the fixed plate, slide bars slidingly provided in the slide grooves on the left and right sides, the slide bars fixedly connected to the frame, a slide plate slidingly provided in the middle slide groove, an adjusting bolt threadedly connected to the middle of the front and rear ends of the frame, and the lower end of the adjusting bolt rotatably connected to the slide bar. The present invention has a simple structure, is easy to operate, can improve installation accuracy, and improves work efficiency. The tooling does not need to be welded and fixed, is easy to load and unload, and is easy to operate. It solves the problem of positioning the external platform, and the tooling can be reused.

The utility model provides a steel structure wind tower platform installation bracket which comprises a wind tower frame, a bracket body, an auxiliary support and a reinforcing support of a wind tower platform, the bracket body is fixedly installed on the outer side of the top of the wind tower frame, and the auxiliary support is fixedly installed on the bracket body. The bracket main body and the auxiliary bracket are fixedly mounted on the bottom surface of a wind tower platform; the reinforcing bracket is fixedly mounted between the wind tower frame and the bracket main body; a buffering cushion is fixedly installed on the top of the wind tower frame, and the buffering cushion makes contact with the bottom surface of the wind tower platform but is not fixed. Due to the arrangement of the bracket body and the reinforcing support, the structural stability is high, stress cannot be concentrated, and follow-up maintenance is easy.

The invention provides a method and a device for making the actual condition of a wind speed grid at the height of a fan hub. The method comprises the following steps: acquiring wind speed observation data of target heights of a plurality of weather stations, wind speed observation data of different heights of a plurality of anemometer tower stations, and position information of the weather stations and the anemometer tower stations; obtaining target height wind speed grid real-time data, and correcting the target height wind speed grid real-time data on the grid points to obtain corrected target height wind speed grid real-time data; determining a comprehensive wind shear index of the anemometer tower station according to the wind speed observation data of each anemometer tower station at different heights; distributing the comprehensive wind shear indexes of the plurality of anemometer tower stations to the actual grid points of the target height wind speed grid; and based on the comprehensive wind shear index of the grid points of the target height wind speed grid actual condition, extrapolating the target height wind speed grid actual condition data to the fan hub height to obtain wind speed grid actual condition data at the fan hub height. According to the embodiment of the invention, the actual wind speed grid condition at the height of the fan hub can be effectively estimated.

The invention relates to the technical field of wind power generation, in particular to a wind tower power station protection and dust removal device which comprises heat dissipation air channels arranged on the two sides of a wind tower cabin and dustproof filter screens installed in the heat dissipation air channels, brush rollers and abutting plates are arranged in the heat dissipation air channels and located on the two sides of the dustproof filter screens respectively, and the dustproof filter screens are arranged on the two sides of the brush rollers. And the brush roller is located on the windward side of the dustproof filter screen, the abutting and pushing plate is located on the leeward side of the dustproof filter screen, and air spraying holes are formed in the side, facing the dustproof filter screen, of the abutting and pushing plate. Precise adaptation of a dust-proof filter screen cleaning mode in a normal wind power environment and a paroxysmal strong wind environment is achieved, mechanical cleaning and gas jet cleaning of the filter screen can be synchronously completed in paroxysmal strong wind by means of cooperative action of a brush roller and a pushing plate, the thoroughness of sand dust cleaning is greatly improved, and the cleaning efficiency is improved. And the defect that a single cleaning mode is difficult to deal with strong windy and sandy weather is avoided.

The invention relates to the technical field of cable supports, in particular to a wind tower cable blanking support. The device comprises a supporting stand column, a plurality of supporting frames are slidably connected into the supporting stand column, sliding bases are slidably connected into the supporting frames, limiting hinges are rotatably connected to the two ends of the top end of each sliding base, guide rollers are rotatably connected to the inner sides of the limiting hinges, and a buckle is rotatably connected to the end, away from the corresponding sliding base, of one limiting hinge. According to the wind tower cable discharging support, the supporting stand column is installed in a wind power wind tower, then the height of the supporting frame and the distance between the two sliding bases are adjusted, adjustment is conveniently conducted according to the position requirement of a cable, then the cable is placed between the two limiting hinges, and the cable discharging support is convenient to use. And then the buckle is pulled to drive one limiting hinge to be clamped with the clamping cylinder on the other limiting hinge, so that the two limiting hinges limit and fix the cable, and the supporting roller effectively supports the cable.

A wire rod for fastening a wind tower, according to an embodiment of the present invention, comprises, in weight %: 0.20% to 0.40% of C; 0.10% to 0.40% of Si; 0.30-0.50% of Mn; 1.00% to 1.50% of Cr; 0.01% to 0.10% of Ti; and 0.0005% to 0.0100% of B, the remainder being Fe and other impurities, wherein after hot rolling the microstructure comprises, by area fraction, 30% to 60% pearlite and 40% to 70% ferrite, and satisfies formula (1). Formula (1): 7.50 ≤ 12.1x[C] + 1.5x[Mn] + 3.1x[Cr] ≤ 8.50 (where [C], [Mn] and [Cr] signify the weight % of each element).

The utility model provides a beam-slab-like wind tower foundation device which comprises an original bottom foundation, a newly-arranged top platform, newly-arranged foundation rib beams and a newly-arranged bottom annular belt-shaped foundation, the newly-arranged top platform is poured at the top of the original bottom foundation, and the newly-arranged bottom annular belt-shaped foundation is annularly arranged on the periphery of the original bottom foundation. A plurality of newly-arranged foundation rib beams are arranged on the outer side of the original bottom foundation, the tops of the newly-arranged foundation rib beams are connected with the side wall of the newly-arranged top table, and the bottoms of the newly-arranged foundation rib beams are connected with the newly-arranged bottom annular belt-shaped foundation. The top platform is arranged on the original bottom foundation, the newly-arranged bottom annular belt-shaped foundation is arranged on the outer side of the original bottom foundation, and the newly-arranged top platform, the original bottom foundation and the newly-arranged bottom annular belt-shaped foundation are connected through the newly-arranged foundation rib beams to form a beam-slab-like foundation, so that the performance of the original bottom foundation can be fully utilized; and the concrete volume of the foundation can be greatly reduced, and the service life of the existing foundation and facilities is prolonged and resource utilization is realized to a great extent.

The invention relates to the technical field of narrow barrel placement tools, and discloses a wind tower narrow barrel placement tool which comprises a bottom plate and two fixing plates, limiting plates are fixedly connected to the outer surfaces of the tops of the opposite ends of the two fixing plates, and a plurality of limiting holes are formed in the outer surfaces of the limiting plates. A limiting rod is movably inserted into the outer surface of the rectangular barrel, a pull disc is fixedly connected to the side, located outside the rectangular barrel, of the limiting rod, a limiting block matched with the limiting hole is fixedly connected to the end, away from the pull disc, of the limiting rod, and a spring is fixedly connected between the limiting block and the inner wall of the rectangular barrel; and a pressing plate is arranged below the connecting plate. By arranging the limiting plate, the sleeve and the limiting plate in cooperation with the spring, the limiting block and the limiting hole, the sleeve is connected with the limiting plate, the bottom of the narrow barrel is supported through the fixing plate, the inner diameter of the narrow barrel is pressed through the pressing plate, the stability of the narrow barrel during placement is improved, and the narrow barrel can be conveniently and vertically stacked.

The utility model belongs to the technical field of wind measurement, and particularly relates to a steel row type wind measurement tower foundation and a wind measurement tower structure, which comprise a mounting table, the top of the mounting table is fixedly connected with a first fixing block; the top of the first fixing block is rotationally connected with a second fixing block. A fixing plate is fixedly connected to the side wall of the second fixing block. A bolt is arranged between the fixing plate and the first fixing block; the top of the second fixing block is fixedly connected with a wind control tower; supporting columns are arranged on the top of the wind control tower, and connecting rods are fixedly connected between the corresponding supporting columns. The top and the bottom of the supporting column are fixedly connected with connecting pieces. According to the utility model, the anemometer tower is built by arranging the second fixing blocks and the anemometer tower table, and the connecting rods are connected with the corresponding supporting columns, so that the flexibility of the anemometer tower is improved, the posture stability of the anemometer tower is maintained, the high-altitude operation requirement of the maintenance of the anemometer tower is favorably met, the personnel safety is improved, and the potential safety hazard is reduced.

The utility model relates to the technical field of wind tower transport vehicles, and discloses a wind tower transport vehicle supporting structure which comprises a transport vehicle supporting plate, a supporting assembly is arranged on the top face of the transport vehicle supporting plate, the supporting assembly comprises two supporting frames which are fixed to the positions, close to the left side and the middle, of the top face of the transport vehicle supporting plate respectively, and a sliding frame is arranged above the transport vehicle supporting plate. The sliding frame is inserted into one side of each supporting frame in a penetrating mode. The bottom of the wind tower is effectively supported by arranging the supporting frame and the limiting frames, the head and the tail of the wind tower can be clamped and positioned through the two limiting frames, and then the four positioning heads are attached to the inner wall of the wind tower, so that the wind tower is fixed in multiple directions, the wind tower is prevented from shaking in the transportation process, and the transportation efficiency of the wind tower is improved. And meanwhile, the sliding frame capable of sliding drives the limiting frame to transversely move, the position of the limiting frame can be flexibly changed according to wind towers of different lengths, it is guaranteed that the tail ends of the wind towers of different lengths can be effectively supported and positioned, and therefore the applicability of the device is improved.

The invention discloses an anemometer tower representativeness quantification method, system and device and a storage medium. The method comprises the steps of obtaining a time representativeness coefficient of anemometer data of an anemometer tower; obtaining the horizontal distance and the vertical height difference between each fan point location and the anemometer tower; determining a representative horizontal distance geographic range and a representative vertical height difference geographic range of the anemometer tower under different topographic conditions; according to the horizontal distance, the vertical height difference and the corresponding geographical range between each fan point location and the anemometer tower, obtaining a horizontal representative coefficient and a vertical representative coefficient of the anemometer tower to each fan point location; on the basis of the time representativeness coefficient, the horizontal representativeness coefficient and the vertical representativeness coefficient of the anemometer tower for each fan point location, combined with the microtopography influence coefficient and the anemometer tower trust coefficient, obtaining a comprehensive representativeness index of the anemometer tower for each fan point location in the wind power plant; and obtaining an average representative index of the anemometer tower to the whole wind power plant based on the comprehensive representative index of each fan point location.

The utility model discloses wind tower maintenance equipment which comprises a bearing bottom plate, a supporting block is fixedly arranged in the middle of the upper surface of the bearing bottom plate, a rotating plate is arranged above the supporting block, connecting plates extending downwards are formed on the left side edge and the right side edge of the lower surface of the rotating plate, and a supporting shaft is arranged on the supporting block in a penetrating mode. The supporting shaft can rotate in the supporting block, the two ends of the supporting shaft are fixedly connected with the inner side wall of the connecting plate, connecting grooves which are symmetrical left and right are formed in the rear side face of the rotating plate and a plate body of the bearing bottom plate, fixing rods are transversely erected in the connecting grooves, and first connecting blocks are arranged on the fixing rods; a first telescopic cylinder is arranged between the two first connecting blocks, so that the rotating plate on the device is adjusted to be close to a horizontal state, the edge of a wind tower is hooked by matching with a fixed hook on the telescopic rod at the uppermost end, the stability of the pedal is improved, a worker can conveniently tread on the pedal, and the working safety is improved.

The present invention relates to a wind power tower apparatus for a large-capacity floating wind power generator and a wind power generator construction method using same, and in particular, to a wind power tower apparatus and a wind power generator construction method using same, wherein the wind power tower apparatus enables easier work because installation and maintenance of the wind power generator can be carried out on a floating body itself through rails and a transport plate which are provided to be vertically moved between a plurality of towers. The wind power tower apparatus for a large-capacity floating wind power generator, according to an embodiment of the present invention, comprises a floating body which floats on the sea and is provided to support a structure installed on the upper portion thereof; a plurality of towers which are fixed at the center of the top of the floating body at certain distances from each other; a wind power generator which is fixed to the upper ends of the towers and is provided to generate electricity using wind power; and jacking equipment comprising rails respectively formed on the side surfaces of the plurality of towers and a transport plate which has a plate shape and is provided to transport an object while vertically moving along the rails among the plurality of towers.

The invention relates to the technical field of building decoration, and discloses a folding construction platform for decoration of an inner cavity of a wind tower, comprising: a frame, the outer wall of which is uniformly provided with a plurality of support beams along the circumferential direction; the supporting plates are detachably installed between every two adjacent supporting beams, the multiple supporting plates are arranged side by side along the long sides of the supporting beams to form a platform, and an inlet and an outlet are reserved in the edge of the platform; the guardrail door is fixed on the support plate through bolts to form protection for entering and exiting the platform; through the arrangement of the frame, the supporting beams, the supporting plates and the folding guardrails, the device is simple in structure, the folding guardrails can be well folded towards the center of the frame, so that the outer diameter of the construction platform is reduced, the platform is conveniently installed when the inner diameter of a tower drum is reduced, meanwhile, the edge of the platform can be protected through the folding guardrails, and the service life of the platform is prolonged. And the practicability of the device is improved.

1. Name of the product of this design: Graphical user interface for electronic device with interactive functions of wind power generation project and wind tower. 2. Purpose of this design product: an electronic device. 3. The key design point of this design product lies in the part of the graphical user interface in the electronic device for which protection is sought. 4. The picture or photo that best illustrates the key points of the design: main view. 5. The electronic equipment is of conventional design and other figures are omitted. 6. Purpose of the graphical user interface: The product interface is an interactive interface for displaying the geographical location of wind power projects and wind towers, information query and statistical analysis; it is used for quickly querying projects or wind towers according to conditions, as well as statistical analysis information of the query results; the main view interface is the interactive interface for entering the software; in the main view interface, click "statistics" at the bottom of the interface to enter the statistics function, and the interface change status diagram 1 is displayed; in the interface change status diagram 1 interface, enter the query conditions and click the "statistic" button in the interface to display the interface change status diagram 2; in the interface change status diagram 2 interface, click the circular icon at the top of the interface to display the interface change status diagram 3; in the interface change status diagram 3 interface, click the background at the top of the interface to display the interface change status diagram 4; the interface background area is the map screen.

The utility model discloses a supporting frame special for zinc spraying of a wind tower transition section, and belongs to the technical field of wind power equipment production. Comprising four supporting structures, a walking track and two walking structures. The two walking structures are arranged side by side front and back, two supporting structures are arranged on the sides, close to each other, of the two walking structures side by side left and right, and the two supporting structures on the same walking structure are located on the lower left side and the lower right side of the transition section correspondingly. The supporting structure comprises a support and a supporting roller on the top of the support. The support is fixed to the walking structure. The supporting roller is located on the lower side of the transition section and inclines towards the other walking structure from outside to inside, and a limiting convex ring is coaxially arranged at the outer end of the supporting roller; the transition section is arranged on a supporting face formed by the four supporting rollers, and the limiting protruding rings are located on the adjacent outer sides of the transition section. When the transition section is moved, the two walking structures move synchronously; and when zinc spraying is conducted on the contact position of the bottom of the transition section and the supporting structure, the current walking structure moves away from the other walking structure, and the other walking structure keeps still.

The utility model relates to the technical field of falling prevention, and provides a wind tower crawling ladder falling prevention device which comprises a tower body. The vertical ladder is arranged on the tower body and is used for climbing; the anti-falling assembly is arranged on the vertical ladder, the anti-falling assembly can be connected to safety equipment of an operator, the anti-falling assembly ascends and descends along with the operator, and the anti-falling assembly is used for climbing along with the operator. By means of the technical scheme, the problems that in the related technology, a safety belt cannot be tied in the climbing process, and the high falling risk is likely to occur are solved.

The invention provides a beam-slab-like wind tower foundation device and a preparation method thereof.The beam-slab-like wind tower foundation device comprises an original bottom foundation, a newly-arranged top platform, newly-arranged foundation rib beams and a newly-arranged bottom annular belt-shaped foundation, the newly-arranged top platform is poured at the top of the original bottom foundation, and the newly-arranged bottom annular belt-shaped foundation is annularly arranged on the periphery of the original bottom foundation; a plurality of newly-arranged foundation rib beams are arranged on the outer side of the original bottom foundation, the tops of the newly-arranged foundation rib beams are connected with the side wall of the newly-arranged top table, and the bottoms of the newly-arranged foundation rib beams are connected with the newly-arranged bottom annular belt-shaped foundation. The top platform is arranged on the original bottom foundation, the newly-arranged bottom annular belt-shaped foundation is arranged on the outer side of the original bottom foundation, and the newly-arranged top platform, the original bottom foundation and the newly-arranged bottom annular belt-shaped foundation are connected through the newly-arranged foundation rib beams to form the beam-slab-like foundation, so that the performance of the original bottom foundation can be fully utilized; and the concrete volume of the foundation can be greatly reduced, and the service life of the existing foundation and facilities is prolonged and resource utilization is realized to a great extent.

The utility model relates to the technical field of wind power generation, and provides a deicing device for an anemometer tower and an anemometer tower assembly. The deicing device for the anemometer tower comprises a connecting mechanism and a deicing assembly. The connecting mechanism is connected with the anemometer tower, the deicing assembly is connected with the connecting mechanism, and the deicing assembly can do reciprocating telescopic movement relative to the anemometer tower. In the deicing process, the deicing assembly is hoisted to the corresponding height position of the anemometer tower through the connecting mechanism. The deicing assembly does reciprocating telescopic movement relative to the anemometer tower at the position of the height corresponding to the icing of the anemometer tower so as to remove the icing at the position. Therefore, on one hand, the deicing efficiency is greatly improved; on the other hand, manual deicing is not needed, and the risk of manual high-altitude operation is avoided.