79results about How to "Won't overturn" patented technology

The invention relates to a weighing module which comprises a base and a weighing sensor, wherein the connecting side of the weighing sensor is installed on the base by a fastener; the base is provided with more than two installation holes; both side faces of the weighing sensor are connected with the wall of a spacing groove; the bearing side of the weighing sensor is provided with blind holes in a vertical direction; a top board or/and a bottom board of a frame-shaped rack is provided with installation holes; a bearing piece with spacing holes at the bottom is screwed on the top board of the frame-shaped rack and is fixed with the top board by a fastening bolt; both end surfaces of a rocking column respectively come into contact with the bottom surfaces of the blind holes and the top surfaces of the spacing holes; protective space A is arranged between the upper end surface of the weighing sensor and the bottom surface of the bearing piece; two horizontal spacing bolts are respectively installed on two side boards and positioned on both sides of the weighing sensor; and protective space B is arranged between the end surfaces of the horizontal spacing bolts and both side faces of the weighing sensor. The weighing module has the characteristics of high weighing precision, safety, reliability, convenient installation and maintenance, stable operation, low manufacturing cost and wide application range.

The invention discloses a construction method for prefabricating a composite structure of a pier mounting plate pile under an open marine environment. Layers of walings are arranged; cofferdams formed by steel plate piles are arranged at the peripheries of the walings, and prefabricated piers are hoisted in the cofferdams. Therefore, offshore construction risk can be reduced; the construction efficiency is improved; a dry construction environment is provided for pier installation and node concrete construction; installation of a prefabricated cushion cap is affected by stormy waves due to operation under the open marine environment; after the method is used, the offshore operation time can be effectively prolonged, and all-weather construction can be achieved.

The invention discloses a tank truck. The tank truck comprises a bottom frame and a tank body fixedly mounted on the bottom frame, the bottom frame is integrally provided with a guide rail with the rectangular cross section along the central axis in the traveling direction, two inserted-L-shaped brackets are fixed to the two sides of the guide rail correspondingly, vertical sections of the brackets are arranged perpendicular to the surface of the bottom frame, horizontal sections of the brackets are arranged oppositely, and the two brackets are arranged in a mirror symmetry mode with the guiderail as a symmetrical axis; a strip-shaped sliding groove in sliding fit with the guide rail is formed in the bottom face of the tank body, so that the tank body is located on the central axis of thebottom frame when the sliding groove and the guide rail are matched; and two lug plates which are parallel to the surface of the bottom frame and extend towards the outer side of the tank body are further arranged on the two side faces of the tank body correspondingly, a sliding column is perpendicularly fixed to the upper surface of each lug plate, and a vertical stop block directly facing the tank body is further arranged at the position, close to a truck head, of the bottom frame. According to the tank truck, centralized impact of liquid on the front end of the tank body can be buffered effectively step by step, and the safety of the tank truck during braking is guaranteed.

The invention discloses a feeding machine for a multi-station reinforcing steel bar wire rode, comprising a rotary plate, wherein the rotary plate is arranged on a base of the feeding machine, the rotary plate is driven by a rotating mechanism, the rotary plate is provided with multiple stations, a support provided with a roll-over stand is arranged on each station, and the support is fixed on the roll-over stand and can roll over along with the roll-over stand. The roll-over stand is driven by the roll-over driving mechanism, and the roll-over angle of the roll-over stand and the support is 0-90 degrees. The invention relates to a multi-station reinforcing steel bar wire rod feeding machine, comprising the rotary plate and a hydraulic cylinder, wherein the rotary plate rotates and the hydraulic cylinder stretches out and draws back, and the support on the roll-over stand of the wire rod feeding machine can be horizontally and vertically placed, thus the multi-station reinforcing steel bar wire rod feeding machine occupies small area; and the rotary plate is provided with multiple stations, and charging can be carried out on one station while feeding is carried out on another station, thus continuous operation is realized. The multi-station reinforcing steel bar wire rod feeding machine provided by the invention has the advantages of simple structure, small occupation area, simple operation, labour and time reduction and high efficiency.

The invention relates to a jack for pulling steel strands, which includes a base, an oil cylinder, a piston, a fixed clamping part, a movable clamping part, a connecting rod, a guide part, electric wires, through holes, a fixed electric control device, a movable electric control device; the oil cylinder is fixed on the base, and the piston is set in the oil cylinder; the movable clamping part is set on the upper part of the piston, and can move up and down following the piston; the connecting rod is set between the oil cylinder and the fixed clamping part between; the fixed clamping part and the movable clamping part are respectively connected to the console by the fixed electric control device and the movable electric control device; the fixed electric control device and the movable electric control device can be fixedly clamped by the console control part and the movable clamping part to clamp or loosen the steel strand; the through hole passes through the base, the oil cylinder, the piston, the fixed clamping part and the movable clamping part to form a channel for accommodating the steel strand; The jack for pulling steel strands can continuously and automatically repeat the above two steps, and go round and round, so that the automatic drawing of steel strands can be realized.

The present invention discloses an acoustic wave detection device for navigation channel measurement and a use method of the acoustic wave detection device. The acoustic wave detection device comprises a plurality of floating detection instruments which are connected with one another sequentially and a monitoring station; each floating detection instrument comprises a floating plate, a floating assembly disposed at the lower end of the floating plate, a rotating table rotationally disposed on the floating plate, and a supporting plate disposed above the rotating table; a plurality of detectorsare distributed at intervals along the circumference of the rotating table; the supporting plate is provided with a controller, a sub-wireless transceiver and a locator, wherein the controller is connected with the plurality of detectors, the sub-wireless transceiver and the locator; and the monitoring station comprises a main controller, a main wireless transceiver and a display screen, whereinthe main controller is connected with the main wireless transceiver and the display screen. The acoustic wave detection device provided by the technical schemes of the invention can be used for automatically detecting navigation channel measurement in a certain range and realize remote monitoring.

The invention provides an emergency rescue escape device for ship navigation and relates to the technical field of ship escape device. The emergency rescue escape device comprises an inner shell, floating bags, a rescue cabin and a gas conveying mechanism, wherein the inner shell comprises a main shell and a movable shell, a plurality of floating bags are arranged on an outer wall of the inner shell, the rescue cabin is provided with a sealed cabin door, the rescue cabin is arranged in the main shell, the sealed cabin door is arranged on the movable shell, the sealed cabin door is provided with a sliding rod, a sliding groove is arranged on the rescue cabin, a sliding rod is inserted into the sliding groove, the air conveying mechanism comprises a hollow pipe, an air conveying pipeline, atray, a lead screw threaded rod and a guide rod, the hollow pipe is vertically arranged at the top of the rescue cabin, an upper end of the hollow pipe penetrates through the main shell, the air conveying pipeline is arranged in the hollow pipe, a lower end of the air conveying pipeline extends into the rescue cabin and is connected with the tray, and the lead screw threaded rod and the guide rodpenetrate through the tray. The emergency rescue escape device is advantaged in that the floating bags outside the inner shell can float on a sea surface, crew can be contained in the rescue cabin, and the escape capacity of the ship after an accident occurs is achieved.

The invention discloses a telescopic roadway stacking machine. The telescopic roadway stacking machine comprises a translation mechanism, a lifting stand column, a cargo carrying table and a controller, the cargo carrying table is arranged on the lifting stand column, the lifting stand column is arranged on the translation mechanism, the translation mechanism is matched with a guide rail which isarranged on the ground, the translation mechanism and the lifting stand column are electrically connected with the controller correspondingly, the translation mechanism comprises a translation drive,rolling wheels and a base, the base is an inverted U-shaped frame, the rolling wheels are symmetrically arranged at the two ends of the base and matched with the guide rail, a shaft of one rolling wheel is connected with the translation drive, and the translation drive is electrically connected with the controller. According to the telescopic roadway stacking machine, the translation mechanism enables the whole stacking machine to be compact in structure and small in occupied area, the stability of the whole stacking machine is guaranteed through an auxiliary supporting device, dependence on asky rail is avoided, overturning does not occur, cargo lifting at different heights can be achieved through the telescopic lifting stand column, and through control operation, the whole stacking machine runs smoothly, and the automatic operation is convenient and fast.

The invention discloses a construction method for tower crane foundation conversion, which comprises the following steps of: 1, arranging an embedded plate on a concrete structural column; 2, arranging a support in interference fit with a tower body on the tower body of a tower crane, and connecting the support on the embedded plate; 3, detaching a tower crane foundation at the lower end of the support; and 4, detecting the verticality of the tower crane, wherein the verticality of the free end part of the tower body above the attachment is not more than four thousandths, and the verticality of the tower body below the attachment is not more than two thousandths. By adopting the construction method, the support is first fixed on the tower body 1 of the tower crane, the support supports the load of the tower crane, and then the tower crane foundation is detached, so the tower crane continuously provides construction for a main building can be ensured under the supporting effect of the support and an annex building can also be put into use in advance.

The invention provides a portable tree mover. The portable tree mover includes a rotation ring for being fixedly connected with a trunk, rotation arms are symmetrically hinged to the outer side wall of the rotation ring, the rotation ring is connected with a power device for driving the rotation ring to rotate around the trunk, and a cutting device for cutting a soil body is connected to the other ends of the rotation arms. The portable tree mover is small and convenient to mount and dismount and can rapidly cut the soil and carry out soil seizing protection, and thus the effect of cutting and seizing the soil in one step is achieved.

The invention discloses a rail type mobile cantilever crane. The rail type mobile cantilever crane comprises a base; the top of the base is fixedly connected with a support frame; the top end of the support frame is fixedly connected with a rotating shaft base; a rotating shaft is arranged in the middle position of the rotating shaft base; one end of the rotating shaft is connected with a cantilever in a clamping manner; the bottom end of one side of the cantilever is connected with a hoist mechanism in a clamping manner; a mobile block sleeves the top end of the hoist mechanism; one end of the hoist mechanism is clamped with a driving mechanism; a lifting hook sleeves the bottom end of the hoist mechanism; and the joint of the support frame and the base is fixedly connected with triangular fixed frames through bolts. The rail type mobile cantilever crane is less in occupied space; one set of end beams at the bottom is capable of driving the cantilever crane to longitudinally move; the cantilever can rotate by 360 degrees; the hoist mechanism on the cantilever realizes transverse movement and up-down movement of a load to achieve the load carrying purpose; a base counterweight is formed by casting concrete to achieve high self-weight and low cost; and when the load is lifted, the cantilever crane cannot topple, the stabilizing effect is good, and the function is practical.

The invention provides an intertidal zone offshore floating photovoltaic system and a construction method thereof, and the system comprises a floating pipe support system which comprises a floating pipe support and a plurality of floating boxes, wherein the two ends of the floating pipe support are respectively fixedly provided with a group of mooring piers; an anchoring and mooring system which comprises an anchoring pile, a rope, a ballasting block and a fixed pulley, wherein the fixed pulley is fixed to the top of the anchoring pile, the ballasting block is fixed to one end of the rope, andthe other end of the rope bypasses the fixed pulley in a crossed manner and is fixed to a set of mooring piers close to the anchoring pile; a floating type mooring system which comprises mooring piles and floating type mooring piers, wherein the floating type mooring piers are nested in the mooring piles, and the floating type mooring piers are connected with the mooring piers through ropes; anda photovoltaic system which comprises a plurality of groups of folding photovoltaic panels, wherein the inclination angles of the folding photovoltaic panels can be automatically adjusted to face sunlight. According to the present invention, the problems of singleness of offshore wind power generation and insufficient resource development and utilization are solved, and the overall benefit of offshore power generation is improved.

The invention discloses a coal mine underground fan anti-reversing device. The coal mine underground fan anti-reversing device comprises an iron fan, a support rod, two semi-circular anti-reversing cover plates, a stopping rod and a rotating shaft, wherein the support rod is vertically arranged inside the iron fan; the anti-reversing cover plates are arranged on both sides of the support rod and hinged to the support rod; the stopping rod is arranged on one side of the anti-reversing cover plates, which is closed to the air inlet of the iron fan. During normal ventilation under a coal mine, the anti-reversing cover plates inside the iron fan can be automatically opened under the air pressure of a local fan, and the iron fan normally supplies power; when a gas accident happens, abrupt gas pressure is higher than the air pressure generated by the local fan, and under the pressure of the abrupt gas, the anti-reversing cover plates can be closed to block the iron fan and further reversed gas. Therefore, the coal mine underground fan anti-reversing device can effectively solve the problem that, when gas explosion accidents under the coal mine take place, high-concentration gas can reversely flow into fresh air via the iron fan to result in death by suffocation, thereby ensuring personal safety to the maximum degree and avoiding secondary disasters caused by accident diffusion.

The invention relates to an automatic transfer device for nodular cast iron pipe production, and belongs to the technical field of nodular cast iron pipe transfer equipment. The technical problems that a traditional transfer method is low in speed, long in positioning time, low in automation degree, high in noise and the like are solved. The automatic transfer device comprises a horizontal conveying device, a lifting device, two grabbing and clamping devices, a monitoring device and a control system; the horizontal conveying device comprises a machine frame, four groups of moving wheels and two groups of moving wheel driving devices, the lifting device comprises a lifting driving device and two lifting frames, and each grabbing and clamping device comprises an air cylinder, a clamping jaw mounting base, two clamping jaws and two connecting rods; and the control system is electrically connected with the moving wheel driving devices, the lifting driving device, the air cylinders, the monitoring device and a nodular cast iron pipe transmission line. The automatic transfer device is small in occupied area, high in automation degree, accurate in positioning, high in working efficiency and wide in application range, and the automation degree is increased through the monitoring device.

The invention provides a tool clamp for a special-shaped storage vehicle oil pump shell, and belongs to the technical field of machining clamps. The tool clamp comprises a rack, and a turnover mechanism is arranged on the rack; the base plate is connected with the turnover mechanism, and a machining station is arranged on the base plate; the pressing mechanism is installed on the base plate, and the pressing mechanism comprises a pressing assembly and a clamping assembly; the supporting mechanism is installed on the base plate, the supporting mechanism comprises a plurality of supporting assemblies, and the supporting assemblies are matched with the surface of the workpiece in a contact mode. The workpiece can be pressed and positioned before being machined through the pressing mechanism, vibration of the workpiece during machining can be avoided through the supporting mechanism, so that the machining precision of the workpiece is improved, in addition, the overturning mechanism drives the base plate to rotate, overturning of the workpiece is achieved, machining of different parts of the workpiece is achieved, and the machining efficiency is improved. The processing efficiency is improved; and the labor intensity is reduced.

The invention relates to a railway vehicle draw gear box. The railway vehicle draw gear box comprises a box body and a box door, wherein the lower side of the box body is hinged to the lower side of the box door, a cart where a draw gear is placed is arranged in the box body, box inner idler wheels are arranged in the box body, box door idler wheels are arranged on the box door, the box inner idler wheels and the box door idler wheels form two rows of idler wheels located on the two sides of the cart after the box door is opened, and guide rails are arranged on the two sides of the cart and are in sliding fit with the two rows of idler wheels. By arranging the idler wheels on the two sides of the cart, the height of the cart is reduced, the heights of components which the cart can be loaded with are increased, and space occupied by the draw gear box is reduced. After the box door is opened, the cart can slide along the idler wheels of the box door, the end of the cart can slide out of the box door, and therefore the distance of travel of the cart is increased. Due to the arrangement of the double layers of guide rails, the cart will not topple when the box door slides upwards.

The invention discloses mobile X-ray televisions. Two involved X-ray machines which are used for X-raying patients beside hospital beds are a U-shaped arm mobile X-ray television and a C-arm mobile X-ray television, and can be directly pushed into wards to use. Referring to a representative drawing, the U-shaped arm mobile X-ray television is a U-shaped arm consisting of a machine head (11), an imaging system (13) and a U-shaped square bar (12). The complete machine of the mobile X-ray television can be directly pushed into the wards and conveniently placed between two hospital beds through a portable trolley; and the aim of x-raying can be fulfilled and the mobile X-ray television cannot be overturned only by rotating the U-shaped arm at an angle of +/-90 degrees during X-raying.

The present invention belongs to the field of stretchers, and especially relates to an adjustable stretcher capable of being carried by many people in a medical field. The adjustable stretcher comprises a lying plate, a first adjustment mechanism, a second adjustment mechanism and an expansion link mechanism. The first adjustment mechanism and the second adjustment mechanism are symmetrically installed at two sides of the lower surface of the lying plate; one end of the expansion link mechanism is connected with the first adjustment mechanism, and the other end of the expansion link mechanismis connected with the second adjustment mechanism; when a stretcher-carrying person at one side of the stretcher shakes or slips, it is ensured that overturning of the stretcher is not generated due to single-side force to protect a person lying on the stretcher from falling from the stretcher and ensure the safety of the person lying on the stretcher; and when four people go through a corner of the stairs or a corner of a narrow alley while carrying the stretcher, the positions of persons located at two sides of the stretcher are relatively staggered to reduce the lateral dimension of the stretcher and allow the stretcher to be more easily carried to pass through the corner of the stairs or the corner of the narrow alley.

The invention provides a guide rail frame assembly (100), which comprises a guide rail (20) and a frame (10); the guide rail comprises a fixing rail (22) and a sliding rail, an anti-turnover assembly (28) and at least one fixing assembly (26) are arranged on the sliding rail (24) at intervals; the frame (10) comprises a clamping part (12) which longitudinally extends the guide rail, and a fixing part (14) which is arranged in parallel with the clamping part (12); a fixing hole (16) adapting to the fixing assembly (26) and an anti-turnover hole (16) adapting to the anti-turnover assembly (28) are arranged on the fixing part (14), and the fixing assembly (26) and the anti-turnover assembly (28) can be inserted into the fixing hole (16) and the anti-turnover hole (18). The invention also provides a tray using the guide rail frame assembly, a refrigerator using the tray. The guide rail frame assembly provided by the invention has the advantages of simpleness in assembly and disassembly, convenience for replacement, difficulty in overturning, and safety in use.

The invention discloses a multifunctional stereo parking shed for non-maneuverable electric vehicles. The multifunctional stereo parking shed comprises a shed body, a central vertical plate is arranged inside the shed body, and multiple parking plates are installed on the front side face of the central vertical plate horizontally side by side, and divided into two upper and lower layers; a controlcenter is arranged on the rear side of the central vertical plate, and connected with an upper transverse driving mechanism, a lower transverse driving mechanism, a longitudinal lifting mechanism, alongitudinal falling-back mechanism, an upper auxiliary pushing mechanism and a lower auxiliary pushing mechanism. The lower transverse driving mechanism drives the parking plates on the lower layer to move horizontally, and delivers the parking plates at one end into the longitudinal lifting mechanism, the longitudinal lifting mechanism carries the parking plates to ascend, the parking plates arehorizontally pushed into one end of the upper transverse driving mechanism through the upper auxiliary pushing mechanism, the upper transverse driving mechanism drives the parking plates on the upperlayer to move horizontally in the reverse direction and delivers the parking plates at the other end into the longitudinal falling-back mechanism, the longitudinal falling-back mechanism carries theparking plates to return to the part at the height of the lower layer, the lower auxiliary pushing mechanism horizontally pushes the parking plates into the other end of the lower transverse driving mechanism, and therefore circulating operation of the parking plates is realized.

The invention relates to a soil seed bank germinating device and a using method. The soil seed bank germinating device comprises a tray, sponge and a germinating disc; the sponge for absorbing water is placed in the tray; the germinating disc is arranged on the sponge and is used for holding soil used for detecting a soil seed bank; a plurality of through holes are formed in the bottom surface, in contact with the sponge, of the germinating disc and are used for diffusing the water in the sponge upwards to the soil in the germinating disc.