6results about How to "Improve loading and unloading speed" patented technology

The utility model relates to the technical field of hearths, and discloses a hearth assembly of a coal-fired power generation boiler, which comprises a hearth mechanism, a feeding door and an air inlet pipe, the feeding door and the air inlet pipe are respectively communicated with the front side and the left side of the hearth mechanism, the right side of the hearth mechanism is communicated with a square pipe, and a filter module is inserted in an inner cavity of the square pipe. An air outlet of the square pipe is communicated with a three-way valve set, the back face of the three-way valve set is communicated with a bent pipe, the bent pipe is communicated with the air inlet pipe, a limiting mechanism is inserted into the top of the filtering module and comprises a T-shaped arm, and a spring is connected between the T-shaped arm and the filtering module. According to the hearth assembly of the coal-fired power generation boiler, the combustion effect of fuel is improved, then waste gas is recycled, energy loss is reduced, the filtering module is rapidly assembled and disassembled from the interior of the square pipe through the additionally-arranged T-shaped arm, spring, connecting rod, clamping block and clamping frame, and therefore the assembling and disassembling speed of the filtering module is increased, and the assembling and disassembling efficiency of the filtering module is improved. And a worker can conveniently maintain and overhaul the filtering module.

The utility model relates to the technical field of hoisting equipment, in particular to hoisting equipment for loading and unloading port containers, which comprises a hoisting machine, a fixed frame, a hydraulic cylinder, a connecting plate, a rotating shaft and the like, two cantilevers are symmetrically installed on the left side and the right side of the hoisting machine, fixing frames are connected to the sides, away from each other, of the front cantilever and the rear cantilever of the hoisting machine, hydraulic cylinders are installed in the fixing frames, connecting plates are connected to piston rods of the hydraulic cylinders, and rotating shafts are rotationally connected to the sides, away from the hydraulic cylinders, of the connecting plates. The lifting machine is provided with the hydraulic cylinder, the connecting plate, the rotating shaft and the guide plate, and under the action of the connecting plate and the hydraulic cylinder, the lifting machine can be supported during shaking, so that shaking is quickly eliminated, a container can be more accurately unloaded at a specified position of a cargo hold, the requirement for readjusting the position is reduced, potential safety hazards are reduced, and the working efficiency is improved. And the time for waiting for the stability of the container can be shortened, so that the loading and unloading speed of the container is increased, and the operation efficiency of a port is improved.

The utility model discloses a logistics transportation loading and unloading device relates to the technical field of loading and unloading device, and this logistics transportation loading and unloading device includes loading and unloading main frame body, and is installed with loading and unloading subassembly in loading and unloading main frame body upper end inboard, the utility model discloses, when using, through the synergism of the power component such as drive cylinder and drive cylinder that is set symmetrically, realize the automation of lifting, translation, clamping etc. action, greatly reduce manual intervention, improve the loading and unloading speed, the cooperation of cargo clamping arm and linkage fixed plate ensures that cargo clamping is firm, reduces the risk of falling, the setting of front transmission protective cover and rear transmission protective cover can avoid personnel contact moving parts, reduce the occurrence of safety accidents, the height adjustment of lifting main frame is combined with the height adjustment of lifting slide, can adapt to different size goods and different height transport vehicles, expand the application range of device.

The utility model discloses a feeding device for a reduction furnace, which relates to the technical field of metal smelting, and comprises a reduction furnace body, a storage tank is arranged on the reduction furnace body, a second support block is arranged on the storage tank, a support seat is arranged on the upper wall surface of the second support block, a motor is arranged on the support seat, and the motor is connected with the storage tank. A cam is arranged at the driving end of the motor, a first connecting rod is rotationally arranged on the cam, a second connecting rod is rotationally arranged on the first connecting rod, a supporting frame is arranged on the second connecting rod, and an arc-shaped screen is arranged on the supporting frame. The second connecting rod is driven to move up and down in a reciprocating mode, then the arc-shaped screen cloth moves up and down in a reciprocating mode, metal ore raw materials with large particles can be conveniently discharged out of the storage tank, the situation that the metal ore raw materials with the large particles are accumulated on the feeding hopper, and the raw material conveying efficiency is affected can be avoided, and then the production efficiency of the reduction furnace is improved.

The utility model discloses a refrigerator car with a carriage body loading and unloading platform mechanism, which comprises a carriage body, a mounting box is arranged below the carriage body, a mounting frame is arranged in the mounting box and is arranged in the mounting box through a sliding mechanism, a first mounting plate is arranged in the mounting frame and is arranged in the mounting frame through a movable mechanism, and the carriage body loading and unloading platform mechanism is arranged in the first mounting plate. A second mounting plate is rotatably arranged at the end of the first mounting plate, a connecting block is rotatably arranged at the end of the second mounting plate, a third mounting plate is rotatably connected to the end, away from the second mounting plate, of the connecting block, a supporting mechanism is arranged at the bottom end of the third mounting plate, and a shielding mechanism is arranged on the mounting box. An extensible plane is formed by the first mounting plate, the second mounting plate, the connecting block and the third mounting plate, loading and unloading efficiency is improved, labor intensity is reduced, when goods need to be loaded and unloaded, the mounting plates slide out of the mounting frame and are unfolded to form an unloading platform, and the goods can easily slide into or slide out of a compartment.

The utility model discloses a tensile composite structure packaging bag which is characterized by comprising a bag body, the bag body comprises an inner functional layer, a tensile reinforcing layer, an outer protective layer and a surface reinforcing structure from inside to outside in sequence, the tensile reinforcing layer is compounded with the inner functional layer through hot melt adhesive, and the outer protective layer is compounded with the surface reinforcing structure through hot melt adhesive. The outer protective layer is compounded with the tensile reinforcing layer through a polyurethane adhesive, the surface reinforcing structure is compounded on the outer surface of the outer protective layer through hot pressing, the bag body comprises a top surface, a bottom surface and four side surfaces, the top surface is provided with a feed port, and the bottom surface is provided with a discharge port. According to the utility model, a four-layer composite structure is adopted, and the tensile resistance, the puncture resistance and the interface bonding strength are remarkably improved through a layered composite process of the hot melt adhesive and the polyurethane adhesive, so that the problems of interlayer stripping, stress concentration and the like of the traditional packaging bag are solved, and the collaborative breakthrough of the structural strength, the functionality and the process feasibility is realized.