77results about How to "Prevent falling phenomenon" patented technology

The invention discloses an incubation method of an incubator and an incubating box. The box comprises a box body, support legs are vertically connected with four corners of the lower surface of the box body, one side of the box body is rotatably connected with a door, a second groove is formed in the middle of the inner lower surface of the box body, a fan is fixedly mounted inside the second groove, and three placement plates are disposed at an inner portion, near the position right above the second groove, of the box body. The box is reasonable in structure design, safe and reliable, a servomotor is used for driving the placement plates to repeatedly flip, an egg turning function is achieved, the incubating effect is improved, through a time relay, the timing work of the servo motor canbe controlled, thereby achieving the timing egg turning function, which is beneficial to the incubating effect, through a rubber pad and a first spring, eggs can be clamped when the eggs are placed to prevent the eggs from falling, and the eggs are protected from being dropped when the eggs are turned.

The invention discloses a cutting device applied to production and processing of tubular glass. The cutting device comprises a workbench, a clamping device, a sliding component and a cutting component, wherein the workbench comprises a first workbench and a second workbench; the clamping device comprises clamping blocks and clamping air cylinders; the sliding component comprises a support frame, a sliding bar and a sliding block; and the cutting component comprises a fixing block, a bracket, a moving block, a cutting knife and a telescopic air cylinder. The cutting device is simple in structure and strong in practicability; with the design of the clamping device, the tubular glass is more convenient and simpler to fix and clamp; the cutting stability of the tubular glass is improved; a cut surface after cutting is smoother; then, with the design of the sliding block component and the cutting component, the tubular glass is cut more automatically; furthermore, the position of the cutting knife can be adjusted by the sliding block component and the cutting component, so that the cutting device is applicable to cutting the tubular glass with different diameters; the application scope of the cutting device is enlarged; and the comprehensive utilization efficiency is improved.

The invention provides a vertical annealing furnace for a coated superconducting substrate, belonging to the technical field of annealing furnaces. The vertical annealing furnace is characterized in that a substrate extending wheel is arranged in a substrate extending box; the substrate extending box is provided with a gas inlet and is connected and communicated with one end of an annealing furnace body by an inlet sealing device; the other end of the furnace body is connected and communicated with a substrate retracting box by an outlet sealing device; a substrate retracting wheel, a paper rolling wheel, a guide wheel and a variable frequency motor are placed in the substrate retracting box; a gas outlet is arranged on the substrate retracting box; heat insulating materials for protecting the annealing furnace body and heating control elements are arranged on the periphery of the annealing furnace body; temperature control elements are connected with the heating control elements to control the heating temperatures of the heating control elements; a condition machine is connected with the temperature control elements and the heating control elements; and the annealing furnace body is connected with a mechanical pump. The vertical annealing furnace meets the use requirement of coated superconducting substrate annealing, is easy to operate and ensures the quality of the coated superconducting substrate to be more stable.

The invention discloses a fall preventing device for aerial operation. The device comprises a base plate; a first hydraulic cylinder is arranged at the bottom of the base plate; an output end of the first hydraulic cylinder is fixedly connected with a sliding plate; first slide blocks are fixedly connected to two sides of the sliding plate, and are slidingly connected to first chutes formed in thebase plate; a support rod is fixedly connected to the bottom of the sliding plate; the bottom of the support rod is fixedly connected with a support base; damping springs are arranged at four cornersof the bottom of the base plate; and universal wheels are fixedly mounted at the bottoms of the damping springs. The fall preventing device for aerial operation is provided with a lifting base; and workers sit in the lifting base, and are protected through matching and clamping between son buckles and mother buckles, so that the operation safety of the workers on a working platform is improved, the fall phenomenon of the workers during working is prevented, and the safety is improved.

The invention relates to a screw driver, and belongs to the technical field of hardware. The screw driver comprises a screw driver body with a handle part and a screw driver body part, a sleeve assembly with a screw driver bit sleeve and a sliding sleeve is further included, one end of the screw driver bit sleeve is a screw in-out end, the other end of the screw driver bit sleeve is a sleeve end provided with a first clamping part protruding outwards from the surface, the screw in-out end of the screw driver bit sleeve is a conic shell provided with a screw in-out opening in the side face, oneend of the sliding sleeve and the lower end of the handle part are fixed, the other end of the sliding sleeve is provided with a second clamping part protruding inwards, and a first compressed springis arranged in the sliding sleeve; and the sleeve end of the screw driver bit sleeve is connected into the sliding sleeve in a sleeved manner, and the first clamping part is located on the inner sideof the second clamping part of the sliding sleeve. The screw driver is reasonable in structural design, and the problem about time and force waste generated by installing and demounting due to frequent falling of screw spikes when a worker installs and demounts the screw spikes can be effectively solved. By means of the screw driver, operation time can be saved, the working efficiency is improved, and the very good using performance is achieved.

The invention is applicable to the technical field of track cleaning, and provides a monorail crane track decontamination and dehumidification device. The monorail crane track decontamination and dehumidification device comprises a supporting frame, a rotating device and a cleaning device, the supporting frame comprises a connecting base and a fixing frame, one end of the connecting base is fixedly connected with a crane, and the other end of the connecting base is movably connected with the fixing frame; the rotating device comprises a base, a rotating shaft and a rotating wheel, guide blocksare arranged on the two sides of the rotating wheel, and guide rods are fixedly installed on the base and located on the two sides of the rotating wheel correspondingly; the cleaning device comprisesa shell, a first sweeping piece, a second sweeping piece and a material box, the shell is connected with the rotating device through a connecting shaft, the connecting shaft is sleeved with the rotating shaft, a gear structure matched with the rotating wheel is arranged on the inner wall of the connecting shaft, and a gap is formed between the first sweeping piece and the second sweeping piece. Therefore, paste dust in the track can be effectively cleaned, and the moving efficiency and the moving quality of the crane are improved.

The invention discloses a car door side skirt mounting structure. The mounting structure comprises a car door sheet, a first side skirt and a second side skirt, wherein the first side skirt is connected to the outer side of the car door sheet, and the second side skirt is connected to the inner side of the car door sheet; the first side skirt and the second side skirt are both made of a resin material. According to the car door side skirt mounting structure, the second side skirt is added on the inner side of the car door sheet, the first side skirt and the second side skirt are made of the resin material as a whole, so that direct contact between human bodies and the car door sheet can be avoided, harm caused by collisions to users can be substantially reduced, and the user experience effect can be enhanced. Besides, after the side skirts are damaged, compared with traditional sheet metal parts, the resin material is low in cost, easy to replace and low in maintenance cost.

The invention relates to a security protection device for a vehicle steering column, which is used for preventing a steering wheel from falling down after the finish of the entire-vehicle collision; the invention can guide the crumpling of the steering column in the process of the entire-vehicle collision and can ensure the position of a safety airbag at the moment of detonation; the invention adopts the technical proposal that bending protection plates are arranged at two sides of the steering column and below the steering column; and the limit direction of the protection plates is same to that of the steering column. At the proper place of a steering column bracket which is used for connecting the steering column and the vehicle body, the invention arranges crumpling guide and anti-falling devices to prevent the steering wheel from falling down after the finish of the entire-vehicle collision, to guide the crumpling of the steering column in the process of the entire-vehicle collision, thereby ensuring the position of the safety airbag at the moment of detonation, and guaranteeing that the contact position of the human body and the airbag is closer to the designed theoretical position, and reducing the injury of the drivers caused by collision to the minimum extent.

The invention discloses a portable foldable vehicle-mounted trash can. The trash can comprises a can seat, a bagging box, a support rod, a fixing ring, a hook and a height adjusting device, wherein two fixed instillation buckles are arranged at the inner side of the can seat, a retaining box and an installation shaft are arranged at the upper end and the lower end of the support rod respectively, the two ends of the installation shaft are inserted into the installation buckles, the bagging box is arranged in the middle of the can seat, the fixing ring is connected with the height adjusting device, the hook is arranged on the height adjusting device, the upper portion of the fixing ring is provided with saw teeth, the front portion of the fixing ring is provided with a bag clamping hole, and the can seat and the fixing ring are both foldable. According to the portable foldable vehicle-mounted trash can, the fixing ring is provided with the bag clamping hole and the saw teeth so that a trash bag can be fixed, and by means of the simple mode, the problem that the trash bag slides down is well solved; in addition, the trash can is further provided with the height adjusting device, the height of the trash can can be adjusted according to the size of the trash bag, and the user requirements are further satisfied in a better mode.

The invention discloses a trolley type heat radiation protection electric resistance furnace and relates to the electric furnace manufacturing field. The trolley type heat radiation protection electric resistance furnace comprises a support, a furnace body, a guide rail and a trolley; the support is connected with the furnace body; the furnace body is connected with the guide rail; the guide rail is connected with the trolley; the furnace body is connected with a furnace door which is provided with a temperature controller; the trolley is provided with a heat insulation layer; the top of the trolley is provided with a concave platform; the bottom of the trolley is connected with guide wheels; the outer side of the furnace body is provided with a heat radiation protection layer. According to the trolley type heat radiation protection electric resistance furnace, the heating temperature in the furnace can be timely regulated and controlled according to the heated condition of heated objects in the heating process and accordingly the loss of the heat in the furnace in the heating process is reduced, the energy is saved, the falling of the heated objects is prevented, the radiation on the human body due to the high temperature is effectively prevented, and the life health of the staff is ensured.

The invention relates to an I beam, and discloses a simply supported I beam adopting a corrugated steel web steel structure. A beam body includes a corrugated steel web (2), a top flange steel plate (1), a bottom flange steel plate (3), and a gland end plate (4), wherein the corrugated steel web (2) is arranged between the top flange steel plate (1) and the bottom flange steel plate (3); the top flange steel plate (1) is connected with the corrugated steel web (2) through welding; the corrugated steel web (2) is connected with the bottom flange steel plate (3) through welding. The arranged gland end plate improves the rigidity of a cross section and strength of a connecting end of the beam body, and wave forms of the web include three parts, namely the straight line section, the transitional section and the arc section, the transitional section can be used for effectively connecting the straight line section with the arc section, thereby solving the problem of stress concentration during the direct connection of the straight line section and the arc section; besides, the simply supported beams adopt a connected and discontinuous structure, thereby effectively preventing the beam body from falling off under the actions of overloaded vehicles and big loads or under the earthquake action.

The invention relates to a mechanism for controlling opening or closing of doors or windows, in particular to a rapid door-opening device of a mining flame-proofing multiloop combination starter; the rapid door-opening device comprises a driving gear, a plurality of carrier gears, a plurality of racks with bayonets on the back surfaces, and a plurality of fixing bars with bayonets; the rack is arranged at the periphery of the inner side of a door cover, the driving gear is arranged on the door cover, the driving gear is meshed with one rack, a plurality of the carrier gears are respectively meshed with a plurality of the racks in a matching way, the concave part of the bayonet on the fixing bar is correspondingly staggered with the convex part of the bayonet at the back surface of the rack. The rapid door-opening device has the beneficial effects that the device has simple structure and the concept is skillful; when the door is opened and closed, a door hinge only rotates, thereby being power-saving; in addition, as the hinge only rotates without displacement when the door is opened and closed, the wearing is small, so as to lead the hinge gap to keep to be unchanged and prevent dropping phenomenon.

The invention discloses a nursing bed special for the digestive department. The nursing bed includes a frame body, a first storage frame is fixedly arranged below the left front side of the frame body, a sliding track is fixedly arranged on the middle part in front of the frame body, a placement frame is fixedly arranged on branch legs on the left back side of the frame body, the first storage frame is divided into a left upper grid, a right upper grid and a lower grid through gratings, a storage hopper is arranged inside the left upper grid, a first waste hopper is placed at the bottom of the right upper grid, multiple electromagnets are arranged on the back side of the right upper grid, a button switch is arranged on the right side of the front side of the first waste hopper, a limiting device is arranged on the upper part of the inner surface of the bottom of the front side of the right upper grid, a second hopper is arranged on the sliding track, a bed mattress is arranged on the upper part of the frame body, an infusion support is arranged inside the placement frame through bolts, a recording frame is arranged on the infusion support through a U clamp, multiple infusion tube fixing clamps are arranged on the infusion frame from top to bottom, and multiple walking wheels are fixedly arranged at the bottom of the frame body. The nursing bed special for the digestive department has the advantages of being convenient to use and environmentally friendly.

The invention provides a nursery stock planting conveyor, and relates to the technical field of agricultural planting. The nursery stock planting conveyor comprises a seedling conveying device, and aseedling placing table, the seedling placing table is sleeved with the seedling conveying device, the seedling conveying device comprises a seedling placing hole, and a conveying belt capable of circularly rotating so as to enable a seedling placed in the seedling placing hole to be conveyed to the target position, the conveying belt comprises a tightness degree part capable of extending / compressing, and a fixing part connected with the tightness degree part, the seedling placing hole is formed in the fixing part, the seedling placing hole is fixedly connected with a fixing element used for holding seedlings in a pocket manner, and a traction device used for stretching the conveying belt is arranged. The nursery stock planting conveyor can convey mass seedlings to the target position in acircular rotation manner, in the transport process, the seedlings can be fixed so as to avoid falling of soil on the seedlings due to vibration, the conveying speed is high, and labor force is saved.

The invention discloses assembling and integrating equipment for floor strips. The equipment comprises a feeding mechanism, a transferring mechanism, an integrating mechanism and a gluing mechanism which are in signal connection with a control system; the transferring mechanism is used for placing floor strip raw materials at the feeding mechanism onto the integrating mechanism and transferring the integrated floor strips onto the gluing mechanism to be glued; feeding, transferring, integrating, angle adjusting and gluing assembling of the floor strips can be automatically completed, in the transferring process, the multiple floor strips can be stably sucked and transferred, and the phenomenon that the floor strips fall is effectively prevented; the integrating mechanism can provide vacuumnegative pressure for the floor strips, so that the floor strips are tightly attached to the surface of a workbench; and the phenomenon of edge curling of the floor strips is prevented in the angle adjusting process, the angle adjusting table can adjust the angle range of the multiple floor strips within the angle range from 0 degree to 180 degrees, the requirement for different floor strip assembling angles is met, and then the assembled and integrated floor strips are glued through the gluing mechanism.

The invention discloses an outdoor press and ball falling device with a parent-children interaction function. The outdoor press and ball falling device comprises a support standing column, a ball anda press component located on the support standing column and is characterized in that the support standing column comprises a vertical part and bent part, the press component is mounted on the vertical part, the ball is connected with the press component through a rope, the ball is suspended at the outer end of the bent part, and the ball can move vertically along with the ascending and descendingof the press component. The outdoor press and ball falling device has the advantages that by the press component, muscle strain rehabilitation can be achieved, and upper-limb muscle exercising and upper-body muscle group stretching are achieved through vertical press; due to the fact that the ball is connected with the press component, press and ball falling can be performed synchronously, the ball at the children position can move vertically along with the press movement of an adult, the ball is connected with the press component through the rope, a child can freely tap and shake the ball, and both babysitting and limb exercising can be achieved.

The invention is applicable to the technical field of track cleaning, and provides a monorail crane track decontamination and dehumidification device, which includes a support frame, a rotating device and a cleaning device. The support frame includes a connecting seat and a fixing frame. One end of the connecting seat is fixedly connected to the crane, and the other end is movable. Connect the fixed frame; the rotating device includes a base, a rotating shaft and a rotating wheel, guide blocks are arranged on both sides of the rotating wheel, guide rods are fixedly installed on the base, and are respectively located on both sides of the rotating wheel; the cleaning device includes a shell, a first cleaning part , the second cleaning part and the material box, the shell is connected to the rotating device through the connecting shaft, the connecting shaft is sleeved on the rotating shaft, and the inner wall of the connecting shaft is provided with a gear structure matching the rotating wheel, between the first cleaning part and the second cleaning part with gaps. Thereby, the present invention can effectively realize the cleaning of the paste dust in the track, thereby improving the moving efficiency and moving quality of the crane.

The invention discloses a chip removal filter device for graphite processing, which comprises a processing machine case, a water tank is arranged on the left side of the processing case, a water inlet pipe is connected to the bottom of the left side of the water tank, and a water pump is fixedly connected to the right side of the top of the processing case The end of the water inlet pipe far away from the water tank is connected to the water inlet of the water pump, the water outlet of the water pump is connected to a water outlet pipe, and the end of the water outlet pipe far away from the water pump runs through the processing cabinet and extends to the inside of the processing cabinet to communicate with a hose. The bottom of the hose is connected with a water spray head. The present invention achieves the purpose of good dust removal effect by setting water tank, water inlet pipe, water pump, hose, water spray head, threaded sleeve, bearing, threaded rod, motor, workbench, water leakage hole and water outlet pipe. The dust removal effect of this patent is poor and cannot effectively remove dust, resulting in the problem that the dust brings great harm to the health of the operator.

The invention discloses a foldable cantilever type dustproof support suitable for placement of an automobile detection displayer. The foldable cantilever type dustproof support comprises a hanging rod, a supporting rod, a limiting table, a folding rod, a connecting rod, an installing plate and a dustproof cover, wherein a hanging hole is formed in the upper end of the hanging rod, a pin hole is formed in the lower end, a pin is arranged in the pin hole, and the supporting rod is fixed to the lower end of the hanging rod through the pin. A through hole in the vertical direction is formed in one end of the supporting rod, and a vertically penetrating U-shaped groove is formed in the other end. A vertically penetrating U-shaped groove is formed in the end, away from the hanging rod, of the supporting rod, holes are formed in two ends of the folding rod, and the folding rod is connected with the supporting rod and the connecting rod in a pin and pin hole matched mode. The end, away from the connecting rod, of the connecting rod is connected with the installing plate, the dustproof cover is fixed to the installing plate, the problem that the displayer shakes and swings during traditional rope hanging is solved, the problem caused by the fact that a tester obscurely views the displayer and the safety problem brought by shaking are avoided, and the foldable cantilever type dustproof support is convenient to install and operate.

The invention belongs to the technical field of production of activated carbon, and provides a production process for wooden water-purifying activated carbon. The production process comprises the following steps: crushing an activated material through a crushing machine so as to obtain a finely-crushed activated material, conveying the finely-crushed activated material to a first screening machineto sieve finely-crushed sand and activated carbon particles with a maximum diameter of less than 2 mm out of the finely-crushed activated material, conveying the activated material sieved for the first time to a second screening machine to sieve activated carbon particles with a maximum diameter of more than 10 mm out of the activated material sieved for the first time, conveying the activated material sieved for the second time to a grinding machine for grinding, conveying the ground activated material to a third screening machine to sieve the activated material with a minimum diameter of less than 2 mm out of the ground activated material, conveying the activated material sieved for the third time to an iron removing machine to remove iron so as to obtain a finished product after completion of iron removal. Thus, the production process for the wooden water-purifying activated carbon provided by the invention solves the problem of incapability of achieving good effects in the grinding stage of the activated carbon in the prior art.

The application relates to a dyeing proofer and belongs to the technical field of sample dyeing devices. The dyeing proofer comprises a dyeing cup, a circuit coupler and a controller. The dyeing cup is provided with a temperature measuring element and a heating element; the heating element and the temperature measuring element are connected with the controller through the circuit coupler; the controller sets a temperature; the set temperature is transmitted to the temperature measuring element through the circuit coupler; the temperature measuring element compares the obtained set value with dye temperature and form a signal; the heating element thermally treats the dye to be treated in the dyeing cup according to the signal sent by the temperature measuring element. Being applicable to the dyeing proofer to sample proofing, the dyeing proofer has the advantages of high efficiency, good accuracy of temperature control, temperature control independent for multiple dye cups and the like.

The invention discloses an electronic self-control turning-over nursing bed. The nursing bed comprises a bed frame, a first bed board, two second bed boards, a third bed board and a fourth bed board. The first bed board, the two second bed boards, the third bed board and the fourth bed board are located on the bed frame, the first bed board and the fourth bed board are arranged on the bed head and the bed tail respectively, and the two second bed boards and the third bed board are arranged between the first bed board and the fourth bed board in parallel. The two second bed boards are fixedly arranged, and the third bed board is arranged between the two second bed boards and can be bidirectionally overturned relative to the two second bed boards through a side turning mechanism. The middle portion of the nursing bed is composed of the two fixed second bed boards and the third bed board connected through the side turning mechanism, the third bed board can be turned over bidirectionally relative to the two second bed boards through the side turning mechanism, and when the third bed board is turned over, a patient directly falls onto the horizontally-arranged second bed boards from the third bed board, and the patient can be buffered through the second bed boards, so that the patient is prevented from falling off from the nursing bed when the whole nursing bed is turned over.

The invention discloses a round hole grinding device for mechanical manufacturing. The round hole grinding device for mechanical manufacturing comprises a base board, a support, a dust suction deviceand a clamping device, wherein the dust suction device is arranged on the lower side of a movable block; a bladeless fan is arranged on the inner side of the dust suction device; a filter screen is arranged on the inner side of the bladeless fan; a dust suction inlet is formed in the inner side of the filter screen; the filter screen and the dust suction inlet are detachably connected through a clamping groove and a buckle; the clamping device is arranged on the bottom of the dust suction device; an outer ring is arranged on the inner side of the clamping device; clamping blocks are distributed on the inner side of the outer ring; and a spring pipe is arranged between each clamping block and the outer ring. Generated dust and scraps are removed through the dust suction device instead of entering air, so that people are prevented from inhaling air with dust, the life health of people is ensured, and convenience is brought to people in the using process. Mechanical parts can be fixed better without falling off, so that the mechanical parts are protected, the using cost is reduced, and the round hole grinding device is suitable for being applied and popularized.

The invention discloses a positioning machine capable of automatically finding a power installation point for electric power engineering positioning, and relates to the technical field of power pipe rack installation and positioning. The positioning machine particularly includes a vertical column, soil inserting rods, and a winding box. The interior of the vertical column is fixed with a clampingmechanism. The bottom of the outer side of the vertical column is provided with a battery box. The front of a laser range finder is connected with a control panel. The soil inserting rods are mountedinside clamping parts. The surfaces of the soil inserting rods are bound with detection lines. The winding box is mounted on one end of the detection lines. The positioning machine is capable of automatically finding a power installation point. When data obtained by the laser range finder is identical to a default value of a light barrier, and a horn stand bone beeps, the soil inserting rods are inserted into soil. The positions of the soil inserting rods are positions for installing a power pipe rack. The positioning machine capable of automatically finding the power installation point for electric power engineering positioning is conducive to the automatic and accurate positioning of the distance between power pipe racks and prevents power pipes from falling down after the power pipes are mounted on the power pipe racks.

The invention belongs to the technical field of construction, and provides an attached scaffold for construction. The attached scaffold comprises a base, a hoisting device and a threaded column; a lifting device is arranged in the base and comprises a driving wheel, a driven wheel and a lifting wheel; the driving wheel is fixedly connected with a synchronizing wheel, and the lifting wheel is connected with a threaded column in a sleeving mode; the hoisting device comprises a winding device, a hoisting rope and a fixing device, and the fixing device comprises a hoisting rod, a driven rod, a limiting ring and jacking rods; a moving space is formed in the driven rod, and the limiting ring moves in the moving space; the jacking rods are connected with the hoisting rod through elastic pieces, the ends of the jacking rods are each arranged in an arc shape, and the arc-shaped ends of the jacking rods move in the moving space; and a feeding space is formed in the base, and an automatic flipping device is arranged on the feeding space and comprises a cover plate, a rotating plate, a fixing seat and a rotating shaft. Thus, quick assembling, automatic lifting and material transporting can beachieved, the working efficiency is improved, and workers can be effectively protected.

The invention belongs to the technical field of biology and new medicine, and specifically discloses a microbial pesticide spraying mechanism for plant protection drones. A load-bearing bracket is provided under the drone, including a medicinal liquid configuration device connected to the load-bearing bracket, and a medicinal liquid configuration device. It includes a load-bearing fixing frame connected with a load-bearing bracket, and a liquid medicine temperature control device and an atomization spraying device that are matched with the liquid medicine configuration device are provided on the liquid medicine configuration device; the atomization spray device includes a pesticide spray rack and a setting The liquid medicine atomizer on the pesticide spraying rack, the pesticide spraying rack is equipped with a pesticide recovery device that matches the liquid medicine atomizer; the liquid medicine configuration device is also equipped with a spray control that matches the drone device and an abnormal alarm device matched with the spraying control device.

The invention discloses a drive part connecting device for a building hoisting tower. The drive part connecting device for the building hoisting tower comprises a bottom installation base plate, wherein a fixed base plate is fixed to one side of the upper surface of the bottom installation base plate through a bolt; a large-scale shaft sleeve shell is arranged on the upper surface of the fixed base plate; a drive circular plate sleeves in the center of the large-scale shaft sleeve shell through a bearing; a rotary cylinder inserting groove is formed in the center of one end surface of the drive circular plate; multiple main hollow structures are arranged in the drive circular plate; annular holes communicating with the main hollow structures are formed in the drive circular plate; an air inflating hole is formed in the drive circular plate; a valve core is arranged in the inflating hole; a main moving plate is arranged in each main hollow structure; and a rotary cylinder is inserted into the rotary cylinder inserting groove. The drive part connecting device for the building hoisting tower provided by the invention can prevent the occurrence of the phenomenon of weight dropping, sothat the use safety and the practicability of the device are improved.

The invention relates to the technical field of mechanical equipment, in particular to a support frame for auxiliary installation of wind power generation equipment in the factory area, which can effectively save the physical strength and time of workers when climbing, and reduce the difficulty of workers working at heights by driving workers to carry out automatic lifting and moving. Shorten the installation progress of power generation equipment, and at the same time avoid the phenomenon of workers falling when climbing, so as to facilitate the protection of workers and improve safety and practicality; including the base, the left and right sides of the top of the base are equipped with lifting structures, two groups The installation direction of the lifting mechanism is opposite. The lifting mechanism includes the first slot plate, the second slot plate and the third slot plate. The first slot plate on the right lifting mechanism is fixed on the base, and the second slot plate is slidably installed on the One slot on the left side of the board.

The invention discloses a cargo carrying table. Cam type anti-falling mechanisms symmetrically distributed along the two sides of a guide rail are designed, so that the requirement for the pre-installation and debugging precision of the anti-falling mechanisms is lowered, the adaptability to the stress balance and the running state of the cargo carrying table is improved, the starting interval time of the anti-falling mechanisms is effectively shortened, and the stability performance of bearing equipment is improved. The cargo carrying table is provided with two groups of cargo carrying table side arms connected with a lifting chain. Each group of cargo carrying table side arms is provided with one group of cam type anti-falling mechanisms. Two groups of through grooves, two groups of bottom end positioning plates, two groups of mandrels and two groups of upper end positioning seats are arranged on the cargo carrying table side arms. The positioning plates and the mandrels are located on the outer sides of the cargo carrying table side arms, and the upper end positioning seats are located on the inner sides of the cargo carrying table side arms. The cam type anti-falling mechanisms comprise lifting screw rods connected with the lifting chain, and the lifting screw rods penetrate through the tops of the cargo carrying table side arms. The upper ends of the lifting screw rods are connected with the lifting chain, and the lower ends of the lifting screw rods penetrate through a connecting rod.