55results about How to "Good value for promotion" patented technology

The invention discloses a reticular dimensional reinforced composite heat preservation rock wool board; the reticular dimensional reinforced composite heat preservation rock wool board is formed by combining a reticular dimensional reinforced rock wool heat preservation board with an organic heat preservation board in an adhering manner; the reticular dimensional reinforced rock wool heat preservation board comprises a rock wool layer, an upper reticular structure layer, a lower reticular structure layer and connecting pieces, wherein the upper and lower reticular structure layers are respectively arranged on the upper and lower surfaces of the rock wool layer, and the connecting pieces penetrate through the rock wool layer to connect the upper reticular structure layer with the lower reticular structure layer. The reticular dimensional reinforced composite heat preservation rock wool board provided by the invention can be applicable to regions with higher requirements on heat preservation and heat insulation; compared with the organic heat preservation board, the tensile strength and wind pressure resistant strength of a heat preservation system can be greatly improved; compared with a traditional rock wool heat preservation board, the thickness of the heat preservation system is effectively reduced, and the safety of the system structure is improved; meanwhile, the reticular dimensional reinforced rock wool heat preservation board on the surface can play the role of a fireproof barrier, so as to form an effective fireproof shield, so that the fireproof performance of the organic heat preservation board is greatly improved, and the fireproofing problem can be solved more radically by adopting the dual-composite mode.

The invention relates to the field of machining, in particular to a finished bearing spraying and flushing device. A cleaning tank can waggle when the device is in a flushing process, which is beneficial to improving the flushing effect of a finished bearing. The finished bearing spraying and flushing device structurally comprises a flushing box body and supporting legs at the bottom; a spraying head is fixedly arranged at the top of the flushing box body through a bracket; a flushing tank is transversely arranged in the flushing box body; the bottom of the left end part of the flushing tank is hinged to a supporting rod at the bottom through a first hinge shaft; the bottom of the right end part of the flushing tank is hinged to the upper end of a connecting rod through a second hinge shaft; the bottom of the connecting rod is hinged to a bending part of a crankshaft connecting rod; the left end part of the crankshaft connecting rod is fixedly connected with a motor shaft of a motor; a plurality of arc-shaped grooves are embedded into the bottom of the flushing groove. The finished bearing spraying and flushing device is easy to operate, convenient to use and applicable to a plurality of places.

The invention relates to the field of copper wire stranding, in particular to a tension adjusting device for copper wire pay-off, which can effectively fine-tune the tension and direction of the copper wire during pay-off, and improve the stranding quality and work efficiency. Its structure includes a stranding machine and a pay-off frame, a tension adjustment mechanism is arranged between the stranding machine and the pay-off frame; the tension adjustment mechanism includes a base, and a rod is vertically arranged on the base One side of the pole is hinged with a ring through a bracket, and the inner surface of the ring is provided with a fine-tuning mechanism; the fine-tuning mechanism includes a number of screws screwed on the inner surface of the ring, and the inner surface of the screw is The inner end is horizontally fixed with a cylinder, the side wall of the cylinder is provided with fastening bolts, the lower end of the fastening bolts is provided with a hemispherical rubber block, and the copper wire passes through the cylinder. It is easy to operate and easy to use, and is suitable for twisting various cables.

The invention discloses a shading composite material, which includes, in a laminated manner, a first transparent thin film layer, a first vacuum aluminum-plated layer, a composite adhesive layer, a second transparent thin film layer, a polyethylene coating film layer and a nonwoven cloth layer. The thickness of the first vacuum aluminum-plated layer is 400-700 angstrom. A second vacuum aluminum-plated layer is clamped between the composite adhesive layer and the second transparent thin film layer and is 400-700 angstrom in thickness. The shading composite material has the protective functions of resisting ultraviolet and infrared ray and stopping visible light and the like, and is excellent in popularization and application value.

The invention relates to the field of textile fabrics, in particular to a bed head wrapping fabric convenient to clean. According to the wrapping fabric, the problem that a traditional bed head wrapping fabric is integrally detached for cleaning so as to bring great trouble can be effectively solved. The bed head wrapping fabric structurally comprises a first fabric main body sleeving a bed head,wherein the first fabric main body is in adsorptive connection with a second fabric main body by a first magnetic sheet; a second magnetic sheet matched with the first magnetic sheet is arranged on the inner surface of the second fabric main body; the second fabric main body comprises a plastic sheet layer connected with the second magnetic sheet; a sponge layer is arranged on the outer side of the plastic sheet layer; a polyester fiber layer is arranged on the outer side of the sponge layer; a bamboo charcoal fiber layer is arranged on the outer side of the polyester fiber layer. The bed headwrapping fabric has the advantages of simple structure, convenience in use and suitability for bed heads with multiple styles.

The invention relates to the field of spinning products, in particular to a spinning winding device which can effectively solve the problems of yarn twisting and the influence on forming effects. The spinning winding device structurally comprises a base, the base is provided with a slideway. A first sliding part and a second sliding part are arranged in the slideway, a motor is fixedly arranged at the upper end of the first sliding part, a bearing is embedded in the second sliding part, and a motor shaft of the motor penetrates the bearing to be connected with a square frame. The motor shaft is movably connected with the square frame and can be dismantled. Rubber baffles are positioned at the two ends of the square frame respectively, and limiting blocks are arranged at the two ends of the slideway respectively. The spinning winding device achieves a winding function through overall sliding and the driving by the motor, is simple in structure and convenient to use, works reliably, and is suitable for various occasions.

The invention relates to the field of textile fabrics, in particular to an antibacterial health care socks fabric, which can store antibacterial drugs and has good antibacterial and health care effects. Its structure includes the bamboo charcoal fiber layer at the bottom, the bamboo charcoal fiber layer is provided with a hollow cavity, the bottom of the hollow cavity is provided with a number of micropores, and the two sides of the hollow cavity are respectively provided with zipper openings; the hollow cavity A number of supporting blocks are arranged in the body; a polyester fabric layer is arranged on the hollow cavity body, and a chitin fiber layer is arranged on the polyester fabric layer. The utility model has the advantages of simple structure and convenient use, and is suitable for making socks of various styles.

The invention relates to the field of textile, in particular to a textile size storage device. The storage device can effectively solve the problem of caking of textile size due to dropping of water vapor. The textile size storage device structurally comprises a tank and a top cover, the bottom surface of the top cover is provided with a flow guide surface protruding downwards, a cylinder is vertically and fixedly arranged at the bottom of the flow guide surface through hanging rods, the bottom of the cylinder is provided with a heating box, a sloping plate is arranged at the inner bottom of the heating box, and a heating wire electrically connected with an external power cord is arranged in the sloping plate; a liquid outlet is arranged on the heating box on one side of the bottommost end of the sloping end; first supports inclining to the edge of the inner bottom of the tank are arranged on the side faces of the heating box respectively, and each first support is provided with a first stirring blade through a first motor. The textile size storage device is simple to operate, convenient to use and applicable to various places.

The invention adopts substrate materials of waste plastics, waste rubber tires, pulverized fuel ashes, waste sheet particles and synthetic fibers, goes through the steps of plastication, molding, cooling and other steps, produces outer products composed mainly of waste plastics and pulverized fuel ashes as well as inner products composed mainly of waste rubber particles and waste sheet particles, and then cools the outer and the inner produces with high pressure by a molding composite method; after the natural abscise, a composite board is prepared with the outer layer as plastic-ash material and the inner layer as rubber-wood material. The invention selects some waste raw materials for matching, adopts a special production method and manufactures a novel reproductive environment-friendly rubber molding board which has the advantages of good plasticity, extensibility, stability, etc., and has good popularizing and application value.

The invention relates to the field of textile fabrics, in particular to a toe wear-resistant sock fabric, which can effectively solve the problem that the toes of the sock fabric are easy to be worn out. Its structure includes the innermost first plastic sheet layer, the first metal mesh layer is embedded in the first plastic sheet layer; the outer side of the first plastic sheet layer is provided with a chitin fiber layer, and the chitin fiber layer A polyester fiber layer is arranged on the outside of the layer; a flax fiber layer is arranged on the outside of the polyester fiber layer, and a second plastic sheet layer is arranged on the outside of the flax fiber layer. The utility model has the advantages of simple structure and convenient use, and is suitable for making socks of various styles.

The invention discloses a step counting method based on a triaxial accelerator, and relates to the field of sensor step counting methods. The real-time acceleration values of the triaxial accelerator on the x-axis, the y-axis and the z-axis are acquired, and the values of acceleration of the three direction axes are acquired; a sum acceleration value is calculated through the values of acceleration of the three direction axes; an actual acceleration value is calculated through the sum acceleration value; a preset positive threshold value and negative threshold value are compared through the actual acceleration value, and real-time motion state information is obtained; step state information is obtained by analyzing the real-time motion state information, and the step counting function is achieved. The step counting function can be achieved only through one sensor, namely, the triaxial accelerator, the advantages that the data acquiring speed is high, calculation is easy, convenient and high in efficiency, and the result accuracy is high are achieved, and good actual application and popularization value is achieved.

The invention relates to the field of textiles, in particular to a humidifying device for textiles, which can use rainwater recovery to humidify textiles, effectively reducing investment and operating costs. Its structure includes a working chamber, above which there is a sump, the sump is connected with the suction pump through the absorption pipe, the left end of the absorption pipe is provided with a spherical filter; the right side of the suction pump is connected to the inlet The water pipe is connected, and the other end of the water inlet pipe is bent downwards to enter the working compartment, and is connected with the first box body; a flat plate is arranged in the working compartment, and the first box body is arranged above the right side of the flat plate, and the first box body There is a large particle filter in the middle; the left end of the first box is connected with the second box through the first joint, and the second box is provided with a medium particle filter. The textile humidifying device of the present invention is simple to operate and easy to use, and is suitable for humidifying various textiles.

The invention relates to the field of textile devices, in particular to a position-adjustable textile machine needle seat. According to the invention, positions of machine needles can be adjusted and positions of row needles can be adjusted according to different textile materials. The needle seat comprises machine needles, a support and a machine needle fixing rod. An adjusting knob is embedded in one side of the support. A first screw hole is axially arranged in the middle of the adjusting knob. A screw thread cooperating with the first screw hole is arranged in the machine needle fixing rod. A strip-shaped blind hole is embedded in the machine needle fixing rod. Multiple second screw holes are arranged in the bottom face of the strip-shaped blind hole. Screw threads cooperating with the second screw holes are arranged in the machine needles. Thus, positions of the machine needles can be adjusted via the cooperation of the adjusting knob, the blind hole and the machine needles. The needle seat is simple in structure, convenient to use and suitable for multiple kinds of textile devices.

The invention relates to the field of spinning, in particular to a polyester spinning device for spinning. By means of the spinning device, processing of polyester spinning is achieved, and the problem that the polyester yielding efficiency is low is solved. The spinning device comprises a feed box, a feed inlet is formed in the upper end of the feed box, a feed screw is arranged in the feed box, a first gear is arranged at one end of the feed screw, the first gear is meshed with a second gear, and the second gear is connected with an electromotor through a driving rod; the lower end of the feed box is connected with a feed pipe, a metering pump is arranged on the feed pipe, the lower end of the feed pipe is connected with a polyester spray head, a heating aluminum block is arranged outside the polyester spray head, electric heating pipes are arranged in the heating aluminum block, a heat radiating cavity is formed in the lower end of the heating aluminum block, an air intake cavity is formed in the middle of the heat radiating cavity, the lower end of the air intake cavity is connected with an air supply pipe, a blower is arranged at the tail end of the air supply pipe, and a rectifying plate is arranged in the air intake cavity. The polyester spinning device for spinning is simple in structure, convenient to use and suitable for various places.

The invention relates to the field of textiles, in particular to a device for increasing resistance in textiles, which can increase the resistance when a roll is outputting cloth and improve product quality. Its structure includes a workbench and legs at the bottom. The workbench is provided with rolls, and the rolls are connected to the supports through rotating shafts on both sides. Support plates are provided between the legs. The support plate is hinged to the bottom of a vertically arranged pole, a pull rod is fixed on the side of the pole, a first boss is arranged above the outer end of the pull rod, and the first boss The right side is fixed with a first arc-shaped ferrule, the pull rod on the right side of the first boss is provided with a second boss, and the left side of the second boss is fixed with a second arc-shaped ferrule; The end is located below the rotating shaft, and the first boss and the second boss are respectively located on both sides of the rotating shaft. The resistance increasing device for weaving of the present invention is simple to operate and easy to use, and is suitable for multi-weaving equipment.

The invention relates to the field of air conveying equipment, particularly to an anti-explosion air blower. The air blower can meet the gas conveying requirement, has waterproof, anti-explosion and inflaming retarding functions, and effectively avoids the problems of explosion and fires. The anti-explosion air blower structurally comprises an air blower main body and a base, wherein the air blower main body and the base are arranged in one box body; a seal cover is arranged at the upper end of the box body; the air blower main body communicates with the external part of the box body through an air inlet pipeline and an air outlet pipeline; an anti-explosion mechanism is fixedly arranged at the outer part of the box body; a damping mechanism is arranged at the bottom of the box body; and flame retardant layers are arranged on the inner surfaces of the box body and the seal cover. The anti-explosion air blower is simple in operation, convenient in mounting, and applicable to various places.

The invention relates to the technical field of coal smashing and processing, in particular to a blocky coal smashing device. The smashing device achieves the secondary smashing function. Noise is lowered and the amount of pulverized coal is reduced while coal blocks are fully smashed. The device structurally comprises a transverse smashing bin with the two ends closed. The smashing bin comprises a bin wall, a conical protruding column and a rotary shaft structure. A secondary smashing device is arranged below the right side of the smashing bin. The secondary smashing device comprises a supporting base and an extruding shaft. A supporting column is arranged below the extruding shaft. A first conveying mechanism comprises a first roller, a second roller, an auxiliary roller and a conveying belt arranged on the outer surface of the first roller, the outer surface of the second roller and the outer surface of the auxiliary roller in a sleeving mode. The extruding shaft and the first conveying mechanism are connected with a motor through a belt. The blocky coal smashing device is thorough in smashing, convenient to use and applicable to various coal processing factories.

The invention relates to the field of machining, and particularly to a bracket used in machining. The bracket can expand the contact area with an arc-shaped workpiece, so that a protecting effect on the workpiece is achieved, and the problems of vibration and deformation are avoided. The bracket structurally comprises a lower arc-shaped rubber frame plate which is matched with the arc-shaped workpiece; the bottom of the lower arc-shaped rubber frame plate is fixedly connected with a first flat plate through a first fixing block; a first fastening bolt is screwed in each of the parts, on the two sides of the first fixing block, of the first flat plate; the upper end parts of the first fastening bolts are rotatably rivetted with the lower arc-shaped rubber frame plate; an upper arc-shaped rubber frame plate matched with the arc-shaped workpiece is arranged above the lower arc-shaped rubber frame plate; and the top of the upper arc-shaped rubber frame plate is fixedly connected with a second flat plate through a second fixing block. The bracket used in machining is simple to operate, convenient to use, and applicable to many kinds of places.

The invention relates to the field of computers, in particular to a lifting device of a computer mainframe box. The device is capable of assisting operators to perform lifting and turning of the computer mainframe box to facilitate turning on and off of a computer and inserting in and pulling out of a U disk of the operators. The structure comprises a platform and supporting legs, two ends of theplatform are flushed with surfaces of the supporting legs, a first upright plate is arranged upwardly on the right end of the platform, a second upright plate is arranged on the right side of the first upright plate, the bottom of the second upright plate is flushed with the supporting legs, a rotary shaft is arranged between the tops of the first upright plate and the second upright plate, and right end of the rotary shaft extends from the second upright plate to be fixedly connected with a motor shaft of an external motor reducer; a rolling wheel is fixedly arranged on the rotary shaft, therolling wheel is fixedly connected with a hook arranged below through a wirerope, and the hook is hooked on a first sleeve ring of the top of the mainframe box. The device has the advantages of beingsimple to operate and convenient to use, and the device is applicable to being used in multiple places.

The invention relates to the field of spinning, in particular to a spinning bag storage device. The storage device can store spinning bags, and a worker can conveniently place and take out the spinning bags. The storage device structurally comprises a base, a vertical rod is vertically arranged on the base, a fixed pulley is arranged above the vertical rod, a box body is arranged on the left side face of the vertical rod, and an upper cover and a side cover are arranged on the box body; a lifting lug is arranged at the position, close to an upper port, of the box body; a hook is arranged on the lifting lug, and winds around the fixed pulley through a steel wire rope to be connected with a supporting rod on the right side of the vertical rod, and a supporting plate is arranged at the bottom of the supporting rod; a weight is arranged on the supporting rod in a clamped manner, a first sliding block is arranged on the right side of the box body, and a first sliding way matched with the first sliding block is embedded on the left side face of the vertical rod; a second sliding block is arranged on the left side face of the supporting plate, and a second sliding way matched with the second sliding block is embedded on the right side face of the vertical rod; and the storage device is easy to operate, convenient to use and suitable for storage of multiple spinning bags.

The invention relates to the field of textile fabric, in particular to a portable baby sling fabric. The fabric has the anti-bacterial performance and goods storing structures, and can effectively solve the problem that a traditional sling fabric is simplex in function. The portable baby sling fabric structurally comprises a sling fabric main body, shoulder straps are arranged on the two sides ofthe sling fabric main body, and a waist strap is arranged at the bottom; an inflation cavity is formed in the inner surface of the sling fabric main body, and an inflation nozzle is arranged on one side of the inflation cavity; a pocket body with the upper end being open is arranged at the bottom of the inner side of the inflation cavity; and the sling fabric main body comprises a chitosan fiber layer on the inner side, a bamboo carbon fiber layer is arranged on the outer side of the chitosan fiber layer, and a polyester fiber layer is arranged on the outer side of the bamboo carbon fiber. Theportable baby sling fabric is simple in structure and convenient to use, and can be applied to various kinds of occasions.

The invention discloses a high temperature-resistant rubber seal, which is composed of the following materials: nitrile rubber, fluorine rubber, modified ceramic micropowder, manganese powder, glass fiber, dispersant, antioxidant and vulcanizing agent. The present invention carries out special matching treatment on the rubber seal, and under the joint action of each component, the final rubber seal has good high temperature resistance and mechanical stability, and has good popularization and use value.

The invention provides a plant extract for treating pudendal pruritus. The plant extract is a mixture prepared from 80 to 150 parts by weight of sophorae flavescentis radix, 150 to 250 parts by weight of cnidii fructus, 80 to 150 parts by weight of rhei radix et rhizoma, 80 to 160 parts by weight of stemonae radix, 80 to 160 parts by weight of mume fructus, 80 to 150 parts by weight of borax, 10 to 25 parts by weight of borneolum syntheticum, 10 to 25 parts by weight of alumen and 80 to 160 parts by weight of glycyrrhizae radix et rhizoma. The mixture is an extract prepared by mixing the medicinal plants, or is prepared by preparing extracts of the medicinal plants respectively at first and then mixing the extracts.

The present invention discloses a Caenorhabditis elegans identification method and system for easy image segmentation, relates to the technical field of biological image processing, and solves the problem that in the prior art, the Caenorhabditis elegans cannot be simply and quickly identified from a Caenorhabditis elegans experimental image with uneven background brightness and a black border. The Caenorhabditis elegans identification method comprises: reading an experimental image of a Caenorhabditis elegans on a microwell plate; calculating a gray co-occurrence matrix and a contrast featurevalue in the Caenorhabditis elegans experimental image in a sliding window manner, obtaining a contrast feature value by taking each pixel as a center, and converting the contrast feature value to generate a contrast feature image; initially segmenting the contrast feature image, and identifying foreground objects according to the contrast difference; and filtering the segmented foreground objects to identify the Caenorhabditis elegans. According to the method and the system disclosed by the present invention, a microwell plate is placed on the rack, and the microwell plate is placed under adigital microscope; the digital microscope is in communication connection with a computer processing control terminal; and the method and the system have the advantages that the Caenorhabditis elegansidentification is simple and the resources occupied are less.

The invention especially relates to a filtering apparatus for scraps produced in cleaning of a cylinder cover of an engine, belonging to the field of machining. The filtering apparatus can effectivelycarry out ternary filtering on the scraps produced in cleaning so as to realize recycling. The structure of the filtering apparatus comprises a washing tank and supporting legs, wherein one side of the bottom of the washing tank is vertically provided with a drainage pipe; the drainage pipe is provided with a first insertion hole, a second insertion hole and a third insertion hole in sequence from top to bottom; a large-particle filter net is inserted into the first insertion hole; a medium-particle filter net is inserted into the second insertion hole; a small-particle filter net is insertedinto the third insertion hole; sealing gaskets are arranged between the large-particle, medium-particle and small-particle filter nets and the first, second and third insertion holes; and the right ends of the large-particle, medium-particle and small-particle filter nets are respectively provided with a first handle, a second handle and a third handle. The filtering apparatus is easy to operate,convenient to use and applicable to a variety of occasions.

The invention relates to the field of textile fabric, in particular to protective jacket fabric having the effect of water supplementation. The fabric can wrap soil during transportation and can havethe effect of water supplementation on roots, and therefore it is effectively avoided that since the roots lack water during transportation, plants wither. The protective jacket fabric structurally comprises a first arc-shaped fabric body with an upper opening, an annular cloth jacket is fixedly arranged at the upper opening of the first fabric body, tying ropes penetrate into the cloth jacket, anotch is formed in the front side face of the cloth jacket, and the two tying ropes penetrate out of the notch; a second fabric body is connected to the first fabric body through a sticking band, andthe upper edge of the second fabric body is located in the middle of the first fabric body; the first fabric body is of a composite structure, and the second fabric body is of a composite structure. The protective jacket is simple in structure, convenient to use and suitable for various places.

The invention discloses fixed-length cutoff equipment of a new energy cable shield wire mesh. The fixed-length cutoff equipment comprises a rack, a cable clamping and locating device, a shield wire mesh expansion device, a rear knife feed device, a shield wire mesh cutoff device, a power transmission device and a wire mesh waste return device. The rack comprises a rack bottom plate, a rack font panel, guide columns and the wire mesh waste return device. The rack front panel is fixed to the front end of the equipment. The guide columns are arranged on one side of the rack front panel. The cableclamping and locating device is arranged at the front end of the equipment and is located at the forefront end of the equipment, and the shield wire mesh expansion device, the rear knife feed deviceand the power transmission device are sequentially arranged on the rear portion. The fixed-length cutoff equipment is higher in work efficiency and better in consistency, the rate of finished productsis improved, hand labor is liberated, and the equipment is suitable for being widely used and popularized.

The invention relates to the field of textiles, in particular to a fixing device for textile equipment. The device can offset up and down and left and right impact forces through springs, effectively preventing potential safety hazards caused by equipment vibration. Its structure includes a floor, said floor is embedded with two first grooves with upper openings, a second groove is horizontally arranged in the floor, and the second groove and the first groove are vertically intersected and connected; First struts are arranged vertically in the first grooves, and first springs are arranged between the bottom of the first struts and the bottom of the first grooves; second springs are arranged horizontally in the second grooves. a support rod, the second support rod is fixedly connected with the first support rod, and second springs are respectively arranged between the two ends of the second support rod and the two sides of the second groove; the upper end of the first support rod and the pad blocks are connected. The fixing device of the textile equipment of the present invention has a simple structure and is convenient to use, and is used for fixing various textile equipment.

The invention relates to the field of medical devices, in particular to a rotary nucleic acid detection device based on Chlamydia pneumoniae, which can be used for erecting test tubes, storing regulareight-line PCR reaction tubes and specifications, and is provided with a lighting assembly. The structure comprises a circular base, wherein a support rod is fixed on the upper surface of the base, aplate is arranged above the support rod, a bearing is fixed on the bottom of the plate, and the upper end part of the support rod is inserted in the bearing inner ring. The plate is fixedly providedwith a plurality of detection components. The right side of the support rod is provided with a finite position mechanism. A fixing seat is arranged on the right side of the upper end part of the vertical plate, and a lighting assembly is arranged on the right side of the fixing seat through a snake tube. A second transparent box body is fixed on the vertical plate below the fixing seat, and a trayis fixed on the vertical plate below the second transparent box body. The device is also provided with a transparent cover under which the whole device is covered. The device has the advantages of simple structure and convenient use, and is suitable for various places.

The invention provides a hydraulic control oil way of a hopper. The hydraulic control oil way comprises an oil inlet pipe, an oil return pipe and a hydraulic cylinder and further comprises a first plug-in throttling valve, a second plug-in throttling valve and a first solenoid valve for switching and controlling the first plug-in throttling valve and the second plug-in throttling valve to be opened. An oil inlet of the first plug-in throttling valve is connected with the oil inlet pipe, and an oil outlet of the second plug-in throttling valve is connected with the oil return pipe. An oil outlet of the first plug-in throttling valve and an oil inlet of the second plug-in throttling valve are both connected with the hydraulic cylinder. The invention further provides a hopper gripper. The hopper gripper comprises the control oil way. According to the hydraulic control oil way of the hopper and the hopper gripper, the first solenoid valve switches and controls the first plug-in throttlingvalve and the second plug-in throttling valve to be opened, the opening and closing action and speed of the hopper gripper can be controlled, the pipeline is simple and reliable, and high popularization and use value and good economical efficiency and universality are achieved.