12results about How to "Improve troweling efficiency" patented technology

This application relates to the field of concrete construction and discloses a concrete smoothing device for building construction. In this application, a sliding groove for a sliding connector is provided above the main smoothing plate. Sliding protrusions for the sliding connector are slidably connected to both sides of the sliding groove. A sliding connector is connected to each sliding protrusion. A sliding connector rotating rod is connected to the sliding connector. A fixed rotating block is connected to the sliding connecting rod. A telescopic smoothing plate is connected to the telescopic smoothing plate. A force transmission rod is rotatably connected to the inner side of the force transmission rod rotating connecting block. A rotating connector is rotatably connected above the force transmission rod. A lifting ring is rotatably connected to the rotating connector. An internal thread is fixedly connected to the inner side of the lifting ring. Through the contraction and expansion of this device, its practicality can be improved, making it widely applicable to on-site construction. This allows for its promotion, generates economic benefits, and improves the construction efficiency of concrete smoothing.

The concrete trowelling robot for track pouring relates to the technical field of building robots and comprises a machine body, two baffles are symmetrically installed on one side of the machine body, extrusion grooves are formed in the lower portions of the two baffles, and transmission rods are rotationally installed on the upper portions of the two baffles; a plurality of extrusion cams are uniformly mounted on the transmission rod, a movable plate is slidably mounted in the extrusion groove, the movable plate is connected with the extrusion groove through a supporting spring, a connecting plate is mounted on the movable plate, a vibrating plate is mounted on the connecting plate, and a driving motor is mounted on the machine body. A first driving wheel is installed on a conveying shaft of the driving motor, a first driven wheel is installed at the end, close to the driving motor, of the transmission rod, and the first driving wheel and the first driven wheel are sleeved with a first transmission belt. And the vibrating plate periodically slides back and forth under the elastic support of the support spring to drive the vibrating plate to move.

An asphalt repairing device for highway maintenance relates to the technical field of highway maintenance tools and comprises a movable base, a spreading shell and a rotatably-arranged trowelling blade are sequentially arranged on the bottom surface of the movable base in the advancing direction, and the lower end face of the spreading shell and the front and rear end faces, in the advancing direction of the movable base, of the movable base are open. And material gathering plates are horizontally and slidably arranged on the opposite inner side walls of the material spreading shell correspondingly, the heights of the trowelling blades can be adjusted, a material storage barrel is fixedly connected to the movable base, and the material storage barrel communicates with an inner cavity of the material spreading shell through a discharging pipe set. The asphalt repairing device solves the problems that when an asphalt repairing device in the prior art fills asphalt for a road surface, as a pit is located at the bottom of the device, the asphalt filling amount is inconvenient to control, the filling amount is likely to be too large, and the asphalt is wasted; and when an existing asphalt repairing device is used for filling the pavement with asphalt, the asphalt needs to be troweled manually, and the thickness of an asphalt layer is inconvenient to control.

The concrete trowelling machine comprises a machine body, a bottom plate is fixedly connected to the bottom end of the machine body, a trowelling plate is connected to the bottom of the bottom plate through a second spring, material taking racks are fixedly arranged on the two sides of the trowelling plate, stock bins are fixedly arranged on the sides, facing the bottom plate, of the material taking racks, and material conveying cavities are formed in the material taking racks. According to the concrete trowelling machine, the telescopic rod is used for driving the material taking plate to take materials, so that when the materials at the wall corner are excessive, the excessive materials at the wall corner can be rapidly and effectively collected while trowelling is carried out. When the wall corner is less in material, the concrete can be discharged through the stock bin while being flattened, the concrete is supplemented, if the shoveled concrete is temporarily stored on the material taking plate, the temporarily stored concrete is preferentially pushed out for filling, the shoveling effect of the material taking plate on the concrete is ensured, the temporarily stored concrete can be effectively prevented from being dried, and the construction efficiency is improved. The concrete waste is effectively reduced while the concrete treatment convenience at the wall corner is improved.

The invention relates to the field of water conservancy projects, in particular to a cement block preparation device for water conservancy projects and a using method thereof.The cement block preparation device comprises a base, a plurality of mold assemblies are arranged on the base, two driving assemblies are symmetrically arranged above the base, and a transmission assembly is arranged in the base; the mold assembly comprises a mold frame, a fixing frame, a supporting rod and a pressing plate, the supporting rod is fixed to the upper end of the base, a bottom plate is fixedly arranged at the upper end of the supporting rod and can penetrate through the mold frame, the fixing frames are fixed to the top of the mold frame, and the multiple fixing frames are connected through connecting rods; at the moment, the bottom plate can eject out the shaped cement blocks in the mold frame, the cement blocks in the mold frame do not need to be demolded manually in sequence, labor can be saved, batch demolding can be achieved, and the demolding efficiency of the cement blocks can be improved.

The utility model discloses a concrete wall surface troweling machine which comprises a support, a handle is fixedly connected to the right end of the support, a controller is fixedly connected to the top end of the right side of the support, and an electric conveying roller, a troweling layer, a conveying belt, a bidirectional threaded shaft, a worm and a supporting frame are arranged. A worm is rotated to be meshed with a worm gear to enable a bidirectional threaded shaft to be spirally connected with a positioning frame and a supporting frame, the troweling height of the device is further adjusted according to the height of a troweling wall surface, then the device is pushed to enable the left end of a troweling layer to make contact with the wall surface, and then an electric conveying roller is started to drive the troweling layer on the outer side of a conveying belt to move; according to the concrete wall surface troweling device, the concrete wall surface can be troweled, the troweling height of the device is adjusted according to the height of the concrete wall surface, and when the pushing device makes contact with the wall surface to conduct troweling operation on the concrete wall surface, the troweling efficiency of the concrete wall surface is improved, and the labor intensity of operators is reduced.

The utility model discloses a steel mould for producing a post-tensioned prestressed concrete pipe pile, which relates to the technical field of steel moulds, and comprises a lower mould, a reinforcement cage is arranged in the lower mould, an upper mould is arranged on the upper surface of the lower mould, a positioning device is arranged on the surface of the lower mould, the positioning device comprises four connecting strips, and the four connecting strips are arranged on the lower mould. And the four connecting strips are slidably connected to the inner wall of the lower mold, the ends, away from the lower mold, of the four connecting strips are fixedly connected with a rectangular plate, the upper surface of the rectangular plate is slidably connected with a push plate, and the side, close to the lower mold, of the push plate is fixedly connected with a base plate. According to the steel die for producing the post-tensioned prestressed concrete pipe pile, the problems that when the upper die is moved to be close to the lower die, a worker often needs to adjust the relative position of the upper die and the lower die, the precision of adjusting the position between the upper die and the lower die by the worker is poor, and the adjustment work is difficult are solved.

The utility model discloses a trowelling machine and a trowelling machine system, and relates to the technical field of construction equipment, the trowelling machine comprises a moving assembly, a trowelling assembly and a control module; the moving assembly drives the trowelling machine to move to a target position in the first direction; the trowelling assembly is used for trowelling the surface of the precast pile and comprises a material pushing part and a trowelling part, the material pushing part comprises a material pushing plate and a material pushing and lifting driving part for driving the material pushing plate to ascend and descend, and the trowelling part comprises a trowelling plate and a trowelling driving part for driving the trowelling plate to execute the trowelling action; the trowelling driving part comprises a trowelling lifting driving part for driving the trowelling plate to ascend and descend and a trowelling moving driving part for driving the trowelling plate to move in the second direction. According to the trowelling machine, the precast pile can be troweled through cooperation of the moving assembly and the trowelling assembly, so that the manual operation process can be reduced, the trowelling efficiency of the precast pile is improved, and automation of trowelling of the precast pile is facilitated.

The utility model discloses automatic trowelling equipment, which belongs to the technical field of concrete surface trowelling and comprises a crawler. One end of the top of the crawler is connected with a folding swinging trowelling assembly; the folding swing trowelling assembly comprises a trowelling assembly, a driving assembly, a folding adjusting assembly and a ball cage universal joint, the driving assembly is connected with the crawler, the driving assembly is connected with the folding adjusting assembly, the folding adjusting assembly is connected with the trowelling assembly, and the driving end of the driving assembly is fixedly connected with the ball cage universal joint; the ball cage universal joint is fixedly connected with the input end of the trowelling assembly. The driving assembly is fixedly connected with a swing assembly used for reciprocating swing of the trowelling assembly. By means of the mode, swinging trowelling of the trowelling assembly is achieved, the covering area is large, trowelling efficiency is high, and actual use is facilitated.

The utility model discloses a floor troweling device convenient to operate, and relates to the technical field of troweling devices, the floor troweling device comprises a troweling plate and a track motor vehicle, the middle of the upper end of the troweling plate is fixedly connected with an L-shaped oscillation plate, and the middle of the upper end of the L-shaped oscillation plate is fixedly provided with an oscillation motor; the left end of the L-shaped oscillation plate is fixedly connected with four sets of evenly-distributed fixing rods, an oscillation cylinder is arranged on the outer sides of the fixing rods, the hole diameter of the left end and the hole diameter of the right end of the oscillation cylinder are larger than the minimum diameter of the shaking groove, and the portions, on the left side and the right side of the oscillation cylinder, of the outer walls of the fixing rods are fixedly sleeved with fixing pieces. Auxiliary rods are fixedly connected to the four corners between the fixing pieces. Pretreatment can be carried out through the push plate, so that follow-up trowelling treatment is facilitated, meanwhile, the fixing rod and the oscillation cylinder can be inserted into cement in front of the push plate to carry out vibration operation under the driving of the oscillation motor, material pushing and uniform spreading operation is facilitated, and meanwhile trowelling efficiency is greatly improved.

The concrete trowelling device comprises a trowelling disc, a center hole, a telescopic rod, an adjusting bolt and a fixing bolt, the center hole is formed in the center of the top end of the trowelling disc, supporting columns are fixedly installed at the positions, on the two sides of the center hole, of the top end of the trowelling disc, and the top ends of the supporting columns are fixedly connected with the two sides of the bottom of a storage groove; the bottom of the storage groove is uniformly and fixedly connected and communicated with a plurality of discharge pipes, connecting rods are fixedly mounted at the top ends of the trowelling discs on the two sides of the center hole, cross rods are fixedly mounted at the top ends of the connecting rods, and the orientation of the cross rods is perpendicular to the orientation of the storage groove; the telescopic rod and the handle are freely rotated by arranging the rotating disc, so that the orientation and the trowelling direction of the telescopic rod can be rapidly changed, and the trowelling efficiency is improved.

This invention discloses a device and method for smoothing protective stickers around the perimeter of fire-resistant composite panels. The smoothing device includes a smoothing component, a composite panel conveying device, and a fixing component. The smoothing component is used to smooth the protective stickers pasted on the outer perimeter of the fire-resistant composite panel. It includes a longitudinal pushing roller component, a transverse driving component, a longitudinal driving component, a support frame, and a transverse pushing roller component. The longitudinal driving component and the transverse driving component have the same structure. The longitudinal driving component drives the longitudinal pushing roller component to move and smooth the longitudinal side protective stickers of the composite panel. The transverse driving component drives the transverse pushing roller component to move and smooth the transverse side protective stickers of the composite panel. The longitudinal pushing roller component and the transverse pushing roller component have the same structure, including upper and lower rollers installed on the upper and lower opening frames. The fixing components are arranged in pairs on both sides of the composite panel conveying device for fixing the composite panel. This invention can achieve automated and efficient smoothing of the side protective stickers of fire-resistant composite panels without wrinkles.