28results about How to "Increase lift height" patented technology

The utility model discloses an empennage lifting structure with a large overturning angle and a high lifting height. The empennage lifting structure comprises a supporting base. The lower end of the main driving arm is connected with a main driving shaft and is fixed on the supporting base through a pin shaft; the auxiliary driving arm is connected with the upper end of the main driving arm through a pin shaft; the rear end of the main supporting rod is fixed to the supporting base through a pin shaft, and the upper end of the auxiliary driving arm is connected to the middle section of the main supporting rod through a pin shaft; the auxiliary connecting rod assembly comprises an auxiliary linkage rod; an auxiliary lower supporting rod; an auxiliary upper supporting rod; wherein two ends of the mounting bracket are respectively connected with the front end of the main support rod and the auxiliary upper support rod through pin shafts. According to the auxiliary connecting rod assembly, the principle that the three simple supporting rods rotate around the middle shaft, and the length of the auxiliary rod is expanded and contracted is applied, the tail wing can be contained in a small space when being closed and can be unfolded when being supported in the working process, and a high lifting height and a large overturning angle are provided for a spoiler of the tail wing.

The invention relates to a scraping strip assembly and a scrubber, the scraping strip assembly comprises a scraping strip body and a driving mechanism, and the scraping strip body comprises a hard part and a scraping strip part. The scraping strip body comprises a hard part and a scraping strip part, the hard part is configured to rotate around a first direction, in the rotating process of the hard part, the first end of the hard part ascends and descends in the height direction of the scrubber, and the scraping strip part is connected with the first end. And the driving mechanism is in transmission fit with the hard part and is configured to drive the hard part to rotate. According to the scraping strip assembly, the hard part is driven to rotate through the driving mechanism, then the scraping strip part is driven to ascend and descend, and switching between ground clearance and ground attachment is achieved. In other words, the lifting action of the scraping strip part can be converted into the rotating action, and part of the lifting distance of the scraping strip part is decomposed into displacement in the horizontal direction by the rotating action. Therefore, within the limited height size range of the scrubber, the lifting height which the scraping strip assembly can reach is higher, and the probability that particles are pushed away and cannot be twisted in and sucked away by the rolling brush is reduced.

The utility model discloses a multistage lifting assisting mechanism which comprises a machine frame, four corners of the machine frame are respectively provided with a set of lifting mechanism, each set of lifting mechanism is of the same structure and comprises a first-stage lifting mechanism, a second-stage lifting mechanism and a third-stage lifting mechanism, the fixed end of the first-stage lifting mechanism is fixedly installed on the machine frame, and the fixed end of the second-stage lifting mechanism is fixedly installed on the machine frame. The fixed end of the second-stage lifting mechanism is fixedly installed at the lifting end of the first-stage lifting mechanism, the lifting end of the second-stage lifting mechanism is connected with a one-way supporting plate used for supporting plates, and the third-stage lifting mechanism is installed on one side of the fixed end of the second-stage lifting mechanism. The top end of the lifting end of the third-level lifting mechanism is provided with a material receiving device used for receiving plates on the single supporting plate. The multi-stage lifting assisting mechanism can stably and efficiently lift large plates, the labor intensity of workers is reduced, and the working efficiency is improved.

The invention relates to a scraping strip assembly and a scrubber, the scraping strip assembly comprises a scraping strip body and a driving mechanism, and the scraping strip body comprises a hard part and a scraping strip part. The scraping strip body comprises a hard part and a scraping strip part, the hard part is configured to rotate around a first direction, in the rotating process of the hard part, the first end of the hard part ascends and descends in the height direction of the scrubber, and the scraping strip part is connected with the first end. And the driving mechanism is in transmission fit with the hard part and is configured to drive the hard part to rotate. According to the scraping strip assembly, the hard part is driven to rotate through the driving mechanism, then the scraping strip part is driven to ascend and descend, and switching between ground clearance and ground attachment is achieved. In other words, the lifting action of the scraping strip part can be converted into the rotating action, and part of the lifting distance of the scraping strip part is decomposed into displacement in the horizontal direction by the rotating action. Therefore, within the limited height size range of the scrubber, the lifting height which the scraping strip assembly can reach is higher, and the probability that particles are pushed away and cannot be twisted in and sucked away by the rolling brush is reduced.

The utility model relates to the technical field of crane equipment, in particular to a low-clearance double-beam trolley frame for a crane and a double-beam trolley. The driving wheel set is in transmission connection with a driving mechanism, a mounting frame is arranged in the middle of the vehicle body frame, a lifting device is mounted at the lower end of the mounting frame, the mounting frame is fixedly connected with the side face of the vehicle body frame, a lifting drive mounting mechanism is arranged at the joint of one end of the mounting frame, and a rope mounting mechanism is arranged at the joint of the other end of the mounting frame; the middle of the mounting frame extends downwards to form a guide support, a first pulley mechanism is arranged at the lower end of the guide support, a second pulley mechanism is arranged at the joint of the upper end of the guide support and the mounting frame, and a control box is mounted on the mounting frame of the double-beam trolley frame and is in telecommunication connection with a remote controller. After the prior art is improved, the hoisting height of the crane is increased, and the crane can be used in places requiring small overall height of the crane and low clearance height of a plant.

The present invention discloses a coal utilization system coupled with an ultra-low emission coal gasification-gas boiler, wherein the coal utilization system is mainly composed of a coal powder bin, a vertical strong vortex liquid slag removal gasifier, a slag pool, a desuperheater, a bubbling fluidized bed dry desulfurization desulfurization tower, a separation ash + desulfurization product bin, a high-temperature low-oxygen coal gas burner, a MILD gas boiler with an SNCR device, a high-temperature air duct, a high-temperature flue gas duct, a bag filter, an induced draft fan, a chimney and other equipment. The system uses high-temperature molten air gasification technology for coal gasification, and the generated hot coal gas is desulfurized by a pre-arranged bubbling fluidized bed desulfurization tower, and then MILD combustion and heat release are carried out in a MILD gas boiler with an SNCR device equipped with a high-temperature low-oxygen coal gas burner. The core of the present invention is to innovatively propose a coal utilization system coupled with a new type of pre-desulfurization ultra-low emission coal gasification-gas boiler that integrates multiple ultra-low emission advantage technologies, and the system has the advantages of low cost, low water consumption, and low pollution.

The utility model discloses an eight-rope integrated electric fixed empty box lifting appliance, which is connected with a crane in a winding manner through eight steel wire ropes and comprises a main beam with an I-shaped beam structure, a lifting frame assembly arranged on the main beam, a cable storage basket arranged on the main beam and an electrical system arranged on the main beam, the guide mechanism is arranged at the end part of the main beam; and the rotating pin mechanism is arranged on the main beam and is connected with a container in a locking manner. According to the eight-rope integrated electric fixed empty box lifting appliance, the self weight is greatly reduced, and the energy consumption of the whole machine is reduced.

The utility model provides a portable scaffold for construction engineering relates to the technical field of scaffold for construction engineering, include: first side lifting part, second side lifting part, lifting board part, first swing rod, first side lifting part and second side lifting part same structure, first side lifting part and second side lifting part symmetry distribution, first swing rod has two, two first swing rod one end respectively with first side lifting part L shaped support both sides are connected, two first swing rod other end respectively with two second swing rod one end rotation connection, this equipment can carry out simple folding, reduce the floor area, and this equipment below is equipped with universal wheel, can be convenient for manual arbitrary movement equipment, simultaneously, this equipment is equipped with protective net, prevents manual in the course of operation, because of inattentive drop, reduces the risk that personnel has the accident, this equipment can also carry out secondary lifting, utilizes simple structure to increase lifting height, has improved equipment application range.

This utility model discloses a fire truck hose and cable layout structure, including a fire truck and a drone, with the drone mounted on the upper part of the fire truck. A fire-extinguishing water spray pipe is installed on the drone, connected to the fire truck's water pump via a hose. The drone is connected to a DC power supply on the chassis at the bottom of the fire truck via a cable, with the drone receiving DC power from the chassis power supply. Only one positive conductor is installed in the cable. The hose includes an outer layer, a negative conductor, and an inner lining layer, with the negative conductor positioned between the outer and inner lining layers and braided together with the outer layer. This utility model removes the negative conductor from the cable and integrates it into the hose structure, reducing the cable diameter and weight, effectively increasing the drone's lifting height under a 400kg load. The flowing medium inside the hose continuously carries away heat from the negative conductor, avoiding overheating risks. Simultaneously, the braided copper conductor and polyester layer enhance the hose's compressive strength.

The utility model discloses a hoisting tool structure for loading and unloading equipment, which comprises at least two transverse rectangular pipes, a plurality of vertical rectangular pipes and a plurality of vertical rectangular pipes, and the transverse rectangular pipes are welded into a whole at the middle points of the transverse rectangular pipes; the vertical rectangular pipes are welded to the two ends of each transverse rectangular pipe, and each vertical rectangular pipe is provided with a hoisting fixing plate; the number of the reinforcing rectangular pipes is at least four, and the reinforcing rectangular pipes are welded to the transverse rectangular pipes to achieve a triangular fixing effect; the hoisting plate assembly is vertically clamped and fixed on the welded transverse rectangular pipe and is used for hoisting with a hoisting machine; the whole lifting tool is arranged in a concave shape. By arranging the vertical rectangular pipes, the transverse rectangular pipes and the lifting fixing plates, the whole lifting tool is arranged to be concave, the lifting height is increased, the problem of insufficient lifting space is solved, the vertical rectangular pipes are telescopic rectangular pipes, and the lifting height can be automatically adjusted according to needs.

The utility model discloses a lifting appliance for increasing the lifting height of a mixed tower duct piece. The lifting appliance comprises a lifting appliance main body, a connecting lifting lug is arranged in the middle of the top of the lifting appliance main body, upper lifting holes are formed in the connecting lifting lug, lower lifting holes are formed in the two sides of the bottom of the lifting appliance main body, and an upper lifting ring is arranged between the upper lifting holes. The lifting assemblies are arranged at the top and the bottom of the lifting appliance body, the lower lifting rings are adjusted to be arranged in the lower lifting holes in different positions in a penetrating mode according to the sizes of the mixed tower segments during use so as to adapt to the widths of the segments, and therefore the lifting appliance can be used for lifting the mixed tower segments of different sizes; and the protruding part at the bottom of the lifting appliance main body is embedded into the concave surface part in the duct piece, so that the lifting appliance is matched with the duct piece, and the lifting operation can be carried out by hanging the upper lifting ring and a crane, so that the lifting height of the mixed tower duct piece is effectively increased, and the mixed tower duct piece can be smoothly demoulded.

The utility model discloses a high-lift all-electric van which comprises a frame assembly, the frame assembly comprises a middle plate, a door frame and two frame panels, two supporting legs extending forwards are arranged on the middle plate, bearing wheels are arranged at the front ends of the supporting legs, the door frame is vertically installed on the middle plate, and the two frame panels are arranged on the door frame. The two frame panels are fixed to the middle plate and located on the left side and the right side of the door frame respectively, and the frame panels are arranged in a triangular shape. The pallet fork assembly comprises a sliding frame and a plurality of pallet forks, the two sides of the sliding frame are installed on the door frame in a limiting mode and can move up and down along the door frame, and the sliding frame is of an axisymmetric triangular structure; the lifting assembly is used for driving the sliding frame to lift; the driving assembly is used for driving the carrier to walk; and the lower end of the handle assembly is connected with the driving assembly, and the handle assembly is in control connection with the lifting assembly and the driving assembly through a controller. According to the scheme, the pallet fork assembly can move up and down along the portal frame, the lifting height of the carrying vehicle is high, and after the pallet fork assembly is lifted, the carrying vehicle can still be driven to walk.

The invention relates to an electric lifting device with a posture adjusting function, belongs to the technical field of lifting machinery, and solves the problem that a lifting device in the prior art does not have the posture adjusting function. The lifting mechanism comprises a lifting tail end platform, a first series-connection lifting branch chain and a second series-connection lifting branch chain, and the first series-connection lifting branch chain and the second series-connection lifting branch chain are symmetrically arranged on the two sides of the lifting tail end platform and can adjust the height and the posture of the lifting tail end platform. The first series-connection lifting branch chain and the second series-connection lifting branch chain not only can adjust the height of the lifting tail end platform, but also can adjust the posture of the lifting tail end platform.

The utility model discloses an electric power auxiliary stringing device which comprises a main body module. The main body module comprises a first frame body, a bottom rod of which the end part is fixed on one side of the first frame body, a second frame body which is movably embedded in the first frame body, an electric telescopic rod which is arranged on one side of the first frame body and of which the end part is fixedly connected with the second frame body, a driving piece which is arranged in the second frame body, and a movable seat which is movably arranged in the second frame body; the end portion of the round rod is fixed to one side of the movable base, the round rod is movably connected to the round rod in a sleeved mode, the first frame body is in a U shape, the opposite inner side faces of the first frame body are arranged in an inwards-concave mode and used for installing the second frame body and limiting movement of the second frame body, and the bottom rod is fixed to one side of the first frame body and used for being sleeved with a cable reel to facilitate paying off. The electric power auxiliary stringing device has the advantages of high stringing height and adjustable cable spacing.

The invention discloses an assembly type lattice beam which comprises an anchoring mechanism, a supporting mechanism, a supporting mechanism, a supporting mechanism, a supporting mechanism, a supporting mechanism and a supporting mechanism. The anchoring mechanism comprises anchor rods, and locking rod pieces are fixedly connected to the outer ends of the anchor rods; the prefabricated lattice beam comprises a fixing part, the fixing part is fixedly connected with a corresponding side blocking part outwards in a cross shape, and a limiting pipe fitting is installed in the middle of the fixing part in an embedded mode; the lattice beam assembly guide mechanism comprises a fixed sleeve detachably installed at the outer end of the locking rod piece, a guide rod piece is installed on the fixed sleeve in a swinging mode, and a plug pin used for limiting the guide rod piece is arranged on the fixed sleeve; the hoisting mechanism comprises a group of fixing lug plates which are fixedly connected to the side blocking parts in an embedded mode, a steel wire rope is fixedly connected between the fixing lug plates upwards, and the two ends of the steel wire rope are rotationally installed on the upper sides of the fixing lug plates respectively; and the locking nut is locked to the end part of the locking rod piece so as to fix the prefabricated lattice beam. The prefabricated lattice beam can be smoothly guided and installed in place, so that the prefabricated lattice beam can form a stable support on the outer side of a slope.

The present invention relates to the technical field of milling and chamfering machines, and discloses a metal bar and steel pipe end face milling and chamfering machine, comprising a main body and two support columns, the tops of the two support columns are fixedly connected with a feed interlocking frame, and the ends of the feed interlocking frame away from the support columns are fixedly connected with a discharge slide. The present invention allows the metal bar or steel pipe to fall onto the second slide frame through the gap between the buffer push frame and the discharge slide, and then slide into the storage frame for storage, and the fitting frame will be placed on the inclined surface of the second slide frame, increasing the fit between the metal bar or steel pipe and the second slide frame when it passes through the discharge slide and the buffer push frame and falls directly, thereby slowing down the force of the metal bar or steel pipe falling in this way, avoiding the phenomenon that the surface of the processed material is deformed and worn due to impact due to excessive gravity of the processed metal bar or steel pipe falling, thereby improving the processing quality of the metal bar or steel pipe.

The invention relates to the technical field of traction equipment for skid type helicopters, in particular to a multifunctional traction device for a skid type helicopter. According to the technical scheme, the helicopter tractor comprises a helicopter tractor body and two sets of helicopter dragging wheels, the helicopter tractor body comprises a tractor body assembly, two sets of balance lifting assemblies are installed above the tractor body assembly, an upper cross beam assembly is arranged above the two sets of balance lifting assemblies, and grabbing hook assemblies are installed at the two ends of the upper cross beam assembly; a front wheel installation cross beam assembly is installed on one side of the vehicle body assembly, a traction rod assembly is arranged on the side, away from the helicopter tractor, of the front wheel installation cross beam assembly, and a hydraulic jacking assembly is installed above the helicopter tractor. The helicopter towing wheel has the function of carrying out compass calibration on a helicopter, and meanwhile, the helicopter towing wheel can conveniently move in a short distance along with a helicopter towing vehicle in a non-use state.

This utility model discloses a three-beam double-trolley hook bridge crane, relating to the technical field of hook bridge cranes. It includes two end beams of different lengths, with end beam connectors between them. A second main beam is located on the upper side of one end of the longer end beam, a third main beam is located on one side of the second main beam, and a first main beam is located on the side of the third main beam away from the second main beam. This utility model, through its three-beam double-trolley hook bridge crane, uses an off-center trolley structure for the auxiliary trolley, increasing the crane's lifting height. It can utilize existing space to lift the outer cover of a bell-type furnace, while the main trolley can handle the loading and unloading of steel coils into and out of the bell-type furnace for heat treatment. The two trolleys operate independently without interfering with each other, efficiently completing the heat treatment process in the steel plant.

A low-clearance chain ring type wellhead hoisting and moving device belongs to the technical field of petroleum drilling and production equipment and comprises a guide rail and a support body, the support body is hung on the lower portion of the guide rail through a power wheel set and a driven wheel, a driving chain wheel and a guide wheel I are arranged on the left side of the support body, and a hydraulic lifting motor is fixed on the support body. The driving chain wheel is fixed on an output shaft of the hydraulic lifting motor; a guide wheel II, a guide wheel III and a guide wheel IV of which the centers are horizontally arranged in a straight line are arranged on the right side of the bracket body; a chain bucket is fixedly connected to the lower portion of the left side of the support body, a hoisting connector is arranged on the lower portion of the right side of the support body, one end of a chain is fixed to the right side of the support body, the chain sequentially and alternately bypasses the hoisting connector, the guide wheel IV, the guide wheel III and the guide wheel II and then bypasses the guide wheel I and the driving chain wheel, and the other end of the chain vertically downwards enters the chain bucket. Through the combination of the chain wheel and the chain, the lifting height is increased again, the lifting stroke can be increased infinitely, and the problem that the lifting height of the blowout preventer is insufficient is effectively solved.

The utility model discloses an electric heating lifting table, which relates to the technical field of electric heating tables and comprises a table board, lifting components are fixedly connected to two sides of the bottom of the table board, supporting components are fixedly connected to the bottoms of the lifting components, each lifting component comprises a connecting rod and two mounting pipes, bevel gear sets are fixedly connected to two sides of the connecting rod, and the bevel gear sets are fixedly connected to two ends of the connecting rod. The bevel gear set is arranged in the mounting pipe, a motor is fixedly mounted on the outer side of the mounting pipe, the output end of the motor is fixedly connected with the connecting rod, the two ends of the bevel gear set are fixedly connected with lead screws, the two ends of the mounting pipe are fixedly connected with lifting pipes A, and the inner sides of the lifting pipes A are slidably connected with lifting pipes B; and a nut block is fixedly mounted at one end of the inner side of the lifting pipe B. The telescopic range of the device can be larger, the height is lower after the device descends, the lifting height is higher, the occupied area is smaller, and the portability of the device is improved.

The utility model discloses a vertical truss panel structure doubling as a guide rail in an automobile roll-on-roll-off ship, the automobile roll-on-roll-off ship comprises a fifth deck, a fourth deck and a third deck which are sequentially arranged from top to bottom, the lower end face of the fifth deck is provided with a fifth deck cross beam, a fifth deck longitudinal truss web and a fifth deck longitudinal truss panel, the vertical truss and the vertical truss panel are located between the five-deck longitudinal truss panel and the third deck, the top end of the vertical truss is connected with the five-deck longitudinal truss panel, and the top end of the vertical truss panel and the five-deck longitudinal truss panel are arranged in a spaced mode; the top end of the vertical truss panel is of an end wave-shaped structure. According to the vertical truss panel structure serving as the guide rail of the automobile roll-on-roll-off ship, the vertical jacking requirement of a movable deck can be met, the lifting height of the movable deck can be effectively increased, stress concentration of the structure can be effectively eliminated, and fatigue can be effectively prevented.

The application discloses a disc circle lifting and rotating discharging device, and particularly relates to the field of disc circle discharging, which comprises a workshop, a feeding frame, disc circle materials, a slide rail is arranged in the workshop, the feeding frame is slidably arranged in the slide rail, the disc circle materials are arranged on the feeding frame, a rotating discharging device is arranged in the workshop, the rotating discharging device is composed of a rotating assembly and a lifting assembly, the rotating assembly comprises a rotating base fixedly arranged in the workshop, a device base is rotatably connected to the top of the rotating base, a transmission gear ring is arranged at the bottom of the device base, a driving motor is arranged on one side of the rotating base, a transmission gear is fixedly connected to the output end of the driving motor, and the transmission gear and the transmission gear ring are arranged in meshing mode. The rotating discharging device can bear and rotate the disc circle, replaces the forklift transportation, avoids manual intervention, and meets the requirements of safe transportation, high efficiency, low cost and the like.

The utility model relates to a massage air bag and a massage cushion and a mattress using the same. An existing massage air bag is poor in use experience. The air bag comprises a bag body, the bag body comprises a columnar massage section and a columnar base body section which are vertically and coaxially arranged and communicated, the diameter of the massage section is smaller than that of the base body section, when the air bag is inflated, the base body section lifts the massage section upwards, and the top face of the massage section protrudes upwards to form a massage abutting face. The massage section and the base body section which are vertically stacked and communicated are arranged, the diameter of the base body section is larger than that of the massage section, the base body section and the massage section are coaxially arranged, the base body section is used for increasing the lifting height of a massage abutting face and improving the pressing force, and the small-diameter massage cushion section is used for reducing the area of the massage abutting face and improving the massage comfort. The bending resistance is improved by increasing the diameter of the base body section, it is ensured that the pressing acting force can be effectively transmitted upwards, and the use experience is improved.

The utility model relates to an elevator car roof driving motor unit and an elevator. According to the utility model, the two ropes are used for pulling the elevator car and are wound on the same reel together, so that the two ropes respectively extend towards the two sides from the upper and lower positions of the reel and are respectively wound on the deflection guide wheels, and the two ropes are bidirectionally discharged on the same reel, so that the stability of rope discharging is ensured, the number of used motors is reduced, and the cost is reduced. And the two deflection guide wheels can rotate horizontally so as to rotate along with the rope outlet angle of the rope, so that stable contact between the rope and the guide wheels is guaranteed, the rope falling risk is reduced, and the lifting height of the lift car is increased. The whole device is good in using effect, simple in structure improvement and convenient to apply and popularize.

The grinding sub-assembly comprises a grinding sub-body and a grinding sub-body support, an inserting block is arranged on the back of the grinding sub-body, an inserting groove with a lateral opening in one side is formed in the lower side face of the grinding sub-body support, and the inserting block can be inserted into the inserting groove from the lateral opening of the inserting groove. The grinding sub-support is provided with a vertical through groove communicated with the lateral opening end of the inserting groove, a check block capable of being turned over upwards to be opened is installed in the vertical through groove, the check block is connected to the grinding sub-support in a pivoted mode, and a locking mechanism is arranged between the check block and the grinding sub-support. The locking mechanism enables the stop block to have a locking state that the stop block is embedded in the vertical through groove in a closed mode so as to lock the inserting block and an unlocking state that the stop block is turned upwards to be located above the upper end opening of the vertical through groove. During use, the locking mechanism enables the stop block to be closed and embedded in the vertical through groove so as to lock the insertion block, the stop block is effectively prevented from falling off from the interior of the vertical through groove due to violent shaking, and the hidden danger that the grinding piece is separated from the grinding piece support is eliminated; and the grinder replacement operation procedure is simple, and the replacement efficiency is high.