12results about How to "Solve the fall" patented technology

The invention aims to provide an anti-falling lifting device which solves the problem of product falling caused by accidental breakage of a synchronous belt in the lifting process, the anti-falling lifting device comprises a lifting assembly and an anti-falling assembly, the anti-falling assembly is arranged on the lifting assembly, the lifting assembly comprises a frame and the synchronous belt, the synchronous belt is rotationally arranged on the frame, and the anti-falling assembly is arranged on the frame. The bearing frame is arranged on the synchronous belt, and the bearing frame is used for bearing goods; the bearing frame is arranged on the frame in a sliding mode, and the bearing frame is used for bearing goods; when the synchronous belt rotates to lift the bearing frame, the proximity switch monitors the position of the lifting column, if the lifting column is not within the monitoring range of the proximity switch, the proximity switch sends a signal to the anti-falling air cylinder, the anti-falling air cylinder drives the anti-falling rod to move, the anti-falling rod falls on the anti-falling teeth, the anti-falling rod prevents the bearing frame from falling, and the bearing frame is supported by the anti-falling rod; therefore, the problem that the bearing frame is prone to falling in the lifting process is solved.

The invention provides an industrial fan, and belongs to the technical field of industrial fans. The industrial fan comprises a power device, the power device comprises an upstream power mechanism and a planetary gear speed reduction module, and the planetary gear speed reduction module comprises a rotating shell and a first planetary gear speed reduction mechanism; the rotating shell is used for being connected with fan blades, and a first containing cavity with a first opening in the top is formed in the rotating shell. The first planetary gear speed reducing mechanism is arranged in the first containing cavity and comprises a first center shaft, a first sun gear, a first planet carrier, a first planet gear and a first gear ring, and the first center shaft is connected with the output end of the upstream power mechanism; the first planet carrier penetrates through the first opening to be connected with the fixing part of the upstream power mechanism, the first gear ring is fixedly connected with the rotating shell, and the rotating shell is rotatably connected to the first planet carrier in a hung mode. The fan structure can be simplified, and a larger cooling space can be radiated.

According to the technical scheme, the three-rotor-wing aerial photography unmanned aerial vehicle comprises an unmanned aerial vehicle host and an aerial photography high-definition camera, the aerial photography high-definition camera is installed in the middle of the bottom of the unmanned aerial vehicle host, and a high-transmittance glass cover is installed at the position, located on the outer surface of the aerial photography high-definition camera, of the bottom of the unmanned aerial vehicle host through a glass buckle. A reverse cover is mounted at the position, located on the outer surface of the glass buckle, of the bottom in the unmanned aerial vehicle host, a micro fan is mounted at the top in the unmanned aerial vehicle host, and a heating box is mounted on the side, close to the micro fan, of the top in the unmanned aerial vehicle host. The three-rotor unmanned aerial vehicle for aerial photography solves the problems that an existing unmanned aerial vehicle for aerial photography is mostly used in a high-altitude environment, a camera of an aerial camera is extremely prone to condensation in the high altitude, and the camera shooting definition of the aerial camera is affected, the condensation probability of a lens of the high-definition camera is reduced, and therefore the camera shooting definition of the aerial camera is improved.

The utility model discloses an anti-falling winch for constructional engineering, which relates to the technical field of winches and comprises a support, a winding module is fixedly connected above the support, the support is fixedly connected with an adjusting module in front of the winding module, and a fixing module is fixedly connected behind the adjusting module. The left side of the first roller and the left side of the second roller are both fixedly connected with a first gear, the interior of the third sliding rail is slidably connected with a second gear, the left end of the second gear is slidably connected with the fourth sliding rail, and when equipment runs, the air cylinder drives the fourth sliding block to descend, and the fourth sliding block drives the second gear to descend along the third sliding rail through the fourth sliding rail to be away from the first gear; the air cylinder stops ventilation, the second spring contracts to pull the fourth sliding block to ascend, the limiting block prevents the fourth sliding block from falling out of the dust cover, when the fourth sliding block ascends, the second gear is meshed with the two first gears through the third sliding rail, the second gear is prevented from continuously rotating, and the problem that when a fault occurs, an object continuously pulls the steel wire rope to fall is solved.

The invention relates to a development platform for computer software development, and belongs to the technical field of development platforms, the development platform comprises a development platform, the top of the development platform is rotatably provided with a rotating base, and the top of the development platform is provided with two rotating sliding bases. According to the development platform for computer software development, a translation assembly is arranged at the bottom of the development platform, a translation motor drives a translation lead screw to rotate, drives a translation sliding block to move, drives a connecting rod to move and drives a rotating sliding base to move, the position of an extended display screen is adjusted, and the rotating sliding base rotates at the top end of the connecting rod; according to the development platform for computer software development, the angle of the display screen is adjusted and expanded, and the problems that a plurality of common display screens on the development platform for computer software development are directly placed on the development platform, so that the angle is convenient to adjust, but the display screens are not fixed on the development platform, so that the display screens are easily knocked down when people move, and the display screens fall off are solved.

The multi-adsorption type photovoltaic cleaning robot comprises a vehicle body, a cleaning device, an advancing device and a plurality of adsorption devices, the adsorption devices form negative pressure in suction cups through draught fans, elastic deformation parts are dynamically attached to photovoltaic panels, and a controller adjusts the power of the draught fans according to data of negative pressure sensors. The vehicle body adopts a lightweight aluminum alloy frame, the bottom is provided with an independent adsorption unit, the cleaning device is provided with a rotary rolling brush and an atomizing nozzle, and the advancing device adopts an anti-skid track structure, so that the problems of obstacle crossing instability and adsorption failure of a traditional robot are effectively solved, and the cleaning efficiency and the equipment reliability are improved; the device is suitable for automatic cleaning operation of large-scale photovoltaic power stations.

The utility model discloses a manual anti-falling device for a furnace door, and relates to the related technical field of heating furnaces. The furnace door comprises a furnace door body, movable sleeves, an installation plate and a limiting assembly, a fixed plate is fixed to the front side of the furnace door body, limiting strips are symmetrically fixed to the front side of the fixed plate along the center line parallel to the long edge, a supporting plate is fixed to the top of the limiting strip located below, and the movable sleeves are arranged on the two sides of the furnace door body. A mounting plate is arranged behind each movable sleeve, limiting assemblies are movably connected into the two movable sleeves in a penetrating mode, guide rods are inserted into the ends, close to the furnace door body, of the movable sleeves in a penetrating mode, and the ends, extending out of the movable sleeves, of the guide rods are arranged between the top of the supporting plate and the limiting strips located above. By arranging the furnace door main body, the movable sleeve, the mounting plate and the limiting assembly, the problems that after the furnace door of the heating furnace is opened through a lifting structure, the furnace door is prone to falling after the lifting structure breaks down, and the furnace door is not convenient to limit in place after being lifted are solved.

The utility model relates to the technical field of mobile phone drop resistance, in particular to a smart mobile phone with a drop-resistant structure for old people, which comprises a mobile phone body, a hand fixing piece is vertically arranged on the back of the mobile phone body, and a central hole for a hand to pass through is arranged in the middle of the hand fixing piece. The hand fixing piece comprises a main body part, a movable part movably connected with the back of the machine body and an elastic part arranged between the main body part and the movable part, the size of the center hole can be changed along with elastic deformation of the elastic part, and four pressing grooves allowing fingers to be embedded therein are formed in one side of the center hole. The back of the machine body is further provided with a folding groove used for containing the hand fixing piece. According to the utility model, the back part of the body is provided with the hand fixing piece for the old to pass through and fix fingers when holding the mobile phone, and the anti-slip lines on the side edge are matched to prevent the mobile phone from slipping out of the hand during holding, thereby effectively improving the anti-falling capability.

The invention relates to a water-rich high ground stress strike-slip fault simulation test box body and method, the water-rich high ground stress strike-slip fault simulation test box body comprises a first box body and a second box body, a flexible box body is fixedly connected between the first box body and the second box body, and the flexible box body comprises a plurality of fault area flexible connection units; each section of fault area flexible connecting unit comprises a framework flange, a rubber ring and a steel plate embedded in the rubber ring; framework flanges are fixed to the two axial sides of the rubber ring, and every two adjacent fault area flexible connecting units are connected through a bolt device fixed to every two adjacent framework flanges. The flexible box body is composed of the multiple sections of fault area flexible connecting units, the framework flange is used for connecting the multiple sections, the rubber ring has the capacity of providing axial tensile deformation and transverse shear deformation and provides a sealing function under the pressure condition, the embedded steel plate is used for restraining expansion deformation of the rubber ring under the pressure effect, and therefore the flexible box body can be used for connecting the multiple sections of fault area flexible connecting units. Therefore, the flexible box body can intuitively reflect the condition of the fault fracture zone under the action of high ground stress.

The utility model discloses a cylindrical hoop stabilizing structure, which belongs to the technical field of hoop method construction and is fastened on a pier column, a steel hoop is supported by friction force generated by the cylindrical hoop stabilizing structure and the pier column, and meanwhile, the top of the steel hoop is abutted against a distribution beam through a jacking support component, so that the whole cover beam is supported. The hoop stabilizing structure is formed by hinging two stabilizing components, each stabilizing component comprises a steel belt, a connecting position and a locking position, the connecting positions are arranged at the tail ends of the steel belts, the locking positions are arranged at the head ends of the steel belts, the steel belts are flexibly connected through the two connecting positions, meanwhile, the two locking positions are screwed and fixed through fasteners, and when the fasteners are tightened, the steel belts can be locked through the locking positions. The fastener generates pre-tightening force so that the two steel belts can be clamped and fixed to the pier column. In this way, the steel hoops can be hooped on the pier column and abut against the steel belt to prevent the steel hoops from falling, and furthermore, the multiple steel hoops can be hooped on the pier column in an overlapped mode, so that the friction force is further improved, and the stability of the steel hoops is improved.

The present application relates to the technical field of floatation machine, especially to a floatation device for open coal mine, which comprises a single-tank floatation machine, a fixing mechanism, a floatation tank mechanism and an anti-falling tooth. The fixing mechanism comprises a driving box arranged on the single-tank floatation machine, a clamping assembly slidingly arranged on the driving box, a limiting assembly for limiting the sliding of the clamping assembly, a driving assembly arranged in the driving box, and a positioning assembly arranged on the driving box. The floatation tank mechanism comprises a floatation tank clamped and fixed by the clamping assembly, and an adjusting assembly arranged on the floatation tank. The fixing mechanism is fixedly installed on one side of a single-tank floatation machine support, and the floatation tank mechanism is installed on the single-tank floatation machine through the fixing mechanism. The present application can rotate the driving disc to drive the clamping assembly to clamp and fix the floatation tank through the clamping plate on the clamping assembly, which is simple and convenient to operate, and solves the problem of the troublesome disassembly of the floatation tank when the floatation tank is damaged or needs to be cleaned.