38results about How to "Improve bag breaking efficiency" patented technology

The invention discloses a two-section drum screen for municipal domestic waste. The two-section drum screen comprises a fixed stand, and a drum screen and a drum screen driving device which are arranged on the fixed stand, wherein the drum screen comprises a drum screen inlet section and a drum screen outlet section which are connected with each other; a feed port is formed at an inlet of the drum screen inlet section; an undersize collection device is arrange below the drum screen; a plurality of screen holes are formed in circumferential directions of the drum screen inlet section and the drum screen outlet section; a plurality of bag breaking knives are arranged on the circumferential inner wall of the drum screen inlet section; knife cleaning devices which are matched with the bag breaking knives are arranged in the drum screen inlet section; the peripheries of the drum screen inlet section and the drum screen outlet section are provided with hole cleaning devices for cleaning the screen holes; a plurality of strip-shaped object hanging devices are arranged on the circumferential inner wall of the drum screen outlet section; and three rows of hanging needle chains are arranged in the drum screen outlet section. According to the two-section drum screen, the functions of screening, bag breaking and strip-shaped object collection can be effectively achieved, and beneficial conditions are created for classification and recycling of the municipal domestic waste.

The invention discloses a sorting and separation system for long-strip articles in urban domestic garbage, which comprises a two-sectional drum screen, a double-shaft shearing crusher, an air-blower, a collection device for fabrics and a collection device for plastics; the two-sectional drum screen comprises a fixed frame and a drum screen arranged on the fixed frame, and the drum screen comprises an entrance section of the drum screen and an exit section of the drum screen; a plurality of bag-breaking cutters are arranged on the inner wall of the entrance section of the drum screen; and a plurality long-strip article hanging devices are arranged in the exit section of the drum screen, a long-strip article collection device is arranged in the exit section of the drum screen, a rear end of the long-strip article collection device extends out of the exit section of the drum screen and extends to a feeding part on the upper end of the double-shaft shearing crusher, the air-blower is arranged on the discharging part of the double-shaft shearing crusher, and the collection device for fabrics and the collection device for plastics are arranged in the lower part of the double-shaft shearing crusher. According to the system, long-strip articles in garbage can be effectively selected for separation, and the system has reliable selection and high accuracy of separation.

The invention discloses a multi-component regenerated fuel based on domestic garbage and a preparation method thereof, which are suitable for resource processing of solid wastes. The regenerated fuel is formed by mixing combustible components in the domestic garbage, coal liquefaction residues, agricultural solid wastes and calcium oxide in proportion, and specifically comprises the following components in percentage by mass: 62.5%-77.0% of the combustible components in the domestic garbage, 10.0%-20.0% of the coal liquefaction residues, 5.0%-14.0% of the agricultural solid wastes and 4.5%-7.5% of the calcium oxide. The preparation method comprises the following steps: firstly separating the combustible components from the domestic garbage; then performing drying, crushing and other pretreatment on the combustible components in the domestic garbage, the coal liquefaction residues and the agricultural solid wastes; further mixing all the components according to the ratio, and uniformlystirring; and finally shaping. The regenerated fuel has the advantages of higher calorific value, stable combustion and low secondary pollution, and can realize resource utilization of the urban domestic garbage and the industrial and the agricultural solid wastes.

The invention relates to the technical field of material unpacking equipment, and particularly discloses ratchet chain type automatic bag breaking equipment which comprises a base and a bag breaking bin. The bag breaking bin comprises a feeding opening and a waste bag discharging opening, the bag breaking bin is internally provided with a bag breaking mechanism close to the feeding opening, a waste bag extruding mechanism close to the waste bag discharging opening and a chain wheel mechanism penetrating through the feeding opening and the waste bag discharging opening, and the chain wheel mechanism is used for receiving material bags input from the feeding opening and conveying the material bags to the waste bag discharging opening; the bag breaking mechanism is used for cutting the material bags conveyed by the chain wheel mechanism, so that the material bags are unloaded; the waste bag extruding mechanism is used for smoothly discharging and recovering the empty material bags after unloading, rapid bag breaking of the material bags is achieved, the material bags are prevented from being blocked in the bag breaking bin, materials are smoothly discharged, blocking of the discharging opening due to winding of the waste material bags is effectively avoided, the outer side of the discharging opening can be sleeved with a waste bag collecting bag, and the waste bags are recycled ina centralized mode.

The invention discloses a shield type urban garbage bag breaking machine. A bag breaking shield and rotating mechanism backward rotating cutting manner is adopted for bag breaking and segmenting, a screw device is used for conducting garbage extruding and draining, and then water is output in several streams. The processes of bag breaking, segmenting and water removing can be conducted at a time,bar-shaped garbage is not likely to being wound around a rotating shaft, cleaning is convenient and fast, the garbage treatment efficiency is greatly improved, and the outage rate is low.

The invention discloses a rubbish bag breaking machine and a method for breaking a bag by using the same. The rubbish bag breaking machine comprises a support, a casing and a roller, wherein the casing is arranged on the support; the roller is arranged in the casing and can rotate at a speed of at least 60 revolutions per minute; a gap is formed between the casing and the roller; at least ten rows of metal chain groups are arranged on the outer wall of the roller; each metal chain group comprises at least five metal chains; a feed port is formed in the top of the casing; a discharge port is formed in the bottom of the casing; and the roller is connected with a driving device. The rubbish bag breaking machine is simple in structure, high in bag breaking efficiency, fully mechanized and labor-saving, reduces the rubbish bag breaking cost, can break a plastic bag body into large fragments and can break up caked rubbish at the same time.

The invention relates to the technical field of bag breaking machines, and discloses an automatic bag breaking machine and a garbage classification device. The automatic bag breaking machine comprises a conveying mechanism, a cutting table, a collecting barrel and a clamping plate assembly. The conveying mechanism is used for conveying garbage bags. The cutting table comprises a containing box, a turning plate and a cutter, wherein the containing box is arranged at the tail end of the conveying mechanism; the cutter is slidably arranged at the bottom of the containing box so as to cut the garbage bag open; the turning plate is rotatably arranged at the bottom of the containing box and is configured to be capable of blocking the bottom opening of the containing box so as to bear a garbage bag; or after the garbage bag is cut open, the bottom opening of the containing box is opened. The collecting barrel is used for storing the cut garbage bag. The clamping plate assembly comprises a lifting rod and at least two clamping plates, wherein the lifting rod is arranged between the containing box and the collecting barrel in a sliding mode, and the at least two clamping plates are configured to be capable of getting close to each other so as to clamp a garbage bag; or the clamping plates are away from each other to release the garbage bag. The automatic bag breaking machine can quickly complete bag breaking of the garbage bags, so that the bag breaking efficiency is improved.

The invention discloses a garbage bag breaking system, which comprises a bag breaking tube, a cutting cutter and a motor and is characterized in that the inside of the bag breaking tube is in a tubular shape and is provided with a feeding opening and a discharging opening, a rotating shaft is arranged in the bag breaking tube, the cutting cutter is arranged on the rotating shaft, the motor is connected with the rotating shaft and drives the rotating shaft to rotate, so that the cutting cutter is driven to rotate in the bag breaking tube to cut a garbage bag, the cutting cutter comprises a main cutter and a sub cutter, the main cutter is arranged on the rotating shaft, and the outer end of the main cutter is hinged to the sub cutter. The garbage bag breaking system has the advantages that the rotating cutting cutter is used for cutting the garbage bag entering the bag breaking tube, the cutting cutter has a retreating and avoiding function, and can avoid heavy objects, large objects or substances different to break, the collision generated on the cutting cutter is avoided, the impact on the motor due to cutting cutter stagnation is avoided, the damage to the cutting cutter and the motor is reduced, the service life is prolonged, and the maintenance and overhaul cost is reduced.

The invention relates to a bag disassembling device, in particular to an automatic bag grabbing device, and discloses a full-automatic bag cutting machine. The full-automatic bag cutting machine comprises a rack, a conveying device, the bag grabbing device, a bag cutting device and an empty tray stacking device, wherein the conveying device, the bag grabbing device, the bag cutting device and theempty tray stacking device are arranged on the rack; the conveying device comprises a conveying belt and trays placed on the conveying belt, the bag grabbing device and the bag cutting device are located in the middle of the conveying belt, the empty tray stacking device is located on the tail end of the conveying belt, the bag cutting machine is high in bag breaking efficiency, materials in a material strip can be completely dumped, and the automation degree is high.

The invention discloses a garbage bag breaking machine, comprising a bag breaking knife, a main shaft, a body frame and a driving mechanism; Drive the rotation of the main shaft; the front side edge of the bag breaking knife is serrated, and the bottom is provided with a buckle part; the main shaft is evenly equipped with a plurality of circular fixed disks, and a plurality of circular fixed disks are fixed in parallel around the main shaft through the circular fixed disks. The blade fixing shaft; the bag breaking knife is fixed on the blade fixing shaft through the buckle parts, so that a blade group is formed between every two circular fixing disks, and all the bag breaking knives of each blade group are evenly distributed around the main shaft and The serrated front edges all point in the same direction as the spindle's rotation. The bag breaking effect of the invention is good, which can ensure the complete removal of all garbage bags; the bag breaking efficiency is high, the use performance is good, and it is not easy to be blocked; the design is scientific and reasonable, the operation is stable, and the service life is long.

The invention discloses a formed fuel mixed with combustible components in garbage and coal liquefaction residual and a preparation method, which are applicable to resource recycling of domestic garbage and coal liquefaction residual. The formed fuel is mixed by the following components in percent by weight: 62.0%-80.0% of combustible components in domestic garbage, 12.0%-28.0% of coal liquefaction residual and 8.0%-10.0% of desulfurizing agent. The preparation method comprises the following steps of: firstly sorting combustible components in the domestic garbage, and then drying and crushing the combustible components in the domestic garbage; then mixing the combustible components in the domestic garbage, the coal liquefaction residual and the desulfurizing agent according to the matching ratio, stirring uniformly; and finally forming. The formed fuel disclosed by the invention has the advantages that the heat value is high, the secondary pollution is low, the mechanical performance is excellent, the reduction and the harmlessness of the domestic garbage are realized, and meanwhile, the recycling of the domestic garbage and the coal liquefaction residual is realized.

A garbage bag breaking machine with functions of bag breaking, avoiding and winding resisting mainly comprises a frame, a fixed knife rest box, a fixed knife combination, a fixed knife balance weight,a fixed knife limiting support frame, a movable knife winding resisting protection box, a movable knife combination, a gear combination, a speed reducer combination, a garbage inlet baffle, an arc winding resisting knife device and a guiding groove; the arrangement position of the fixed knife combination and the rotation position of the movable knife combination are arranged in a staggered manner, and the movable knife combination rotates to a garbage position on the fixed knife combination and then continues rotating to break bagged garbage; the movable knife combination rotates downwards, the fixed knife combination rotates around a shaft to avoid hard substances under the effect of the hard substances, and the fixed knife combination resets automatically under the effect of the fixed knife balance weight; a winding resisting carding tool device with a certain arc is designed on the movable knife winding resisting protection box; and when the movable knife combination rotates to thearc winding resisting carding tool device, fiber substances on the movable knife combination will be hooked onto the arc winding resisting carding tool device, and winding of the fiber substances tothe movable knife combination is prevented.

The invention provides a winding-free heavy bag breaking machine. The bag breaking machine comprises a roller, a rack, telescopic bag breaking tooth assemblies and a bag breaking cutter. The roller is connected with a rotary driving device to realize rotation. The rack is used for supporting the roller. The multiple telescopic bag breaking tooth assemblies are installed on the roller, each telescopic bag breaking tooth assembly comprises multiple bag breaking teeth, and the bag breaking teeth can stretch out of or retract into the roller in the radial direction of the roller. The bag breaking cutter is installed on the machine frame and used for being matched with the bag breaking teeth to break bags. The winding-free heavy bag breaking machine has the advantages that foreign matter winding after bag breaking can be avoided, the bag breaking efficiency is improved, and the maintenance frequency is reduced.