56results about How to "Won't throw" patented technology

The invention relates to a device for mixing, dispersing and grinding with high mechanical energy, comprising a power source, a revolution mechanism, a rotation mechanism, a rotation bracket arranged on a rotation axis, a material tank base arranged on the rotation bracket and a material tank arranged on the material tank base. The rotation bracket comprises a connecting part fixedly connected with the rotation axis and two supporting parts which respectively extend out from two sides of the connecting part parallelly to the rotation axis and are symmetric relative to the rotation axis; and the material tank base is a cylinder provided with an opening at one end, two opposite sides of the cylinder wall are respectively and rotatably arranged on the two supporting parts by virtue of a pivot structure, and a position limiting structure is arranged between the cylinder wall and the supporting parts. The device can realize performance optimization by appropriately selecting an included angle between the rotation axial lead and the revolution axial lead; moreover; by arranging the material tank on the rotation bracket in a rocking way, the material tank can regularly make large-amplitude rocking vibration simultaneously during revolution and rotation, and under the composite action of a plurality of motions, the material is exerted with very high mechanical energy so that the effects of mixing, dispersing and grinding are very good and the application prospect is broad.

The invention belongs to the technical field of cleaning hollow articles through special methods or equipment and particularly discloses a can cleaning and air-drying device comprising an upper conveying device, a lower conveying device and a spiral rail. The spiral rail comprises a plurality of pipelines. The at least one pipeline is arranged on each of the left and right sides of the spiral rail. The spiral rail is in a spatial spiral shape, and the spiral diameter of the spiral rail is gradually increased from top to bottom. The upper conveying device is located on the upper inlet side of the spiral, and the lower conveying rail is located on the lower outlet side of the spiral rail. The spiral rail comprises an upper part and a lower part. A barrel-shaped supporting column is arranged in the connecting position of the upper part and the lower part. A plurality of water spraying holes for cleaning the surfaces of a can are formed in pipelines of the upper part of the spiral rail correspondingly, and a plurality of air holes opposite to the conveyed can are formed in pipelines of the lower part of the spiral rail correspondingly. By using the can cleaning and air-drying device to clean the can, the surfaces of the can be comprehensively cleaned, and besides, drops on the surfaces of the can are also capable of being spin-dried through hot air and the special structure of the spiral rail.

The invention provides a grass trimming head which is simple to operate and reliable to use and a grass trimmer. The grass trimming head comprises a shell body, a grass trimming rope, a wire ring which is arranged in the shell body and a locking device, wherein two wire outlet hole are formed in the shell body, and the grass trimming rope runs through the wire outlet holes; the wire outlet holes are evenly distributed along the circumference of the shell body, and the two outlet holes are a first wire outlet hole and a second wire outlet hole respectively; a central hole is formed in the wirering, the locking device is arranged at the central hole, and threading channels which transversely penetrate the wire ring and are communicated with the central hole are arranged on the side of the circumference of the wire ring; the threading channels are communicated with the first wire outlet hole and the second wire outlet hole, and the grass trimming rope sequentially runs through the firstwire outlet hole, the threading channels and the second wire outlet hole so as to penetrate the grass trimming head so that a user can conveniently load the grass trimming rope on the wire ring of thegrass trimming head without the need of disassembling the shell body; therefore, the operation of replacing the grass trimming rope can be simple and convenient, the position of the grass trimming rope can be locked through the locking device, and therefore it is ensured that the grass trimming rope can not be thrown out when in use, so that the grass trimming head can be used reliably.

The invention provides an automatic frying pan comprising a pot body, a pot cover, a temperature control heating device, a power supply and a switch. The automatic frying pan is characterized in thatthe pot body comprises a split inner container and a shell, the pot cover is arranged on the inner container, stirring fins are fixedly arranged on the inner side wall of the inner container, and theinner container is driven to rotate by a motor arranged below the inner container; and the shell is a hollow cavity formed by double layers, a heat insulation material is filled in the hollow cavity,the temperature control heating device comprises a heating pipe and a temperature controller, and the heating pipe is arranged inside the hollow cavity of the shell and abuts against the inner side wall. The stirring fins are at least three and evenly distributed on the circumferential surface of the inner wall of the inner container, the stirring fins extend from the bottom of the inner containerall the way to the position where the inner container is close to the upper edge, and the stirring fins gradually decrease in size from bottom to top. The food can be uniformly stir-fried and heatedin the pot, the inner container is easy to take out and clean, and the stirring fins cannot fall off. In addition, the food state in the pot is conveniently observed, the operation control is convenient and fast, the structure is compact, and convenience is brought for storage and moving.

The invention discloses an inclined turning type annular sorting machine and a sorting method thereof. When the speed of an existing annular sorting machine increases, the phenomenon of packet throwing occurs at turning. The inclined turning type annular sorting machine comprises a machine rack, an annular guide rail and a plurality of sorting trolleys. The annular guide rail is mounted on the machine rack and comprises two straight line segments and two inclined arc segments. One ends of the two straight line segments are connected to two ends of one of the inclined arc segments. The other ends of the two straight line segments are connected to two ends of the other inclined arc segment. The straight line segments and the inclined arc segments are provided with mutually opposite inner side orbits and outer side orbits. The inner side orbits on the inclined arc segments are lower than the outer side orbits. The sorting trolleys are arranged end to end on the annular guide rail in sequence. The top surfaces of the sorting trolleys located on the inclined arc segments tilt inward. By arranging a tilt at a corner of the annular sorting machine, goods are prevented from being thrown out under high speed operation, the running speed of a ring line is greatly improved, and the sorting efficiency is effectively improved.

The invention provides a sealing structure for an output shaft of a wind power gear box. The sealing structure is characterized by further comprising an end surface maze type seal which is connected to an output shaft end cover (1), wherein the end surface maze type seal comprises a body (10) and first, second, third, and fourth sealing end surfaces (11), (12), (13) and (14) arranged on the body; the first, second, third, and fourth sealing end surfaces are arranged from outside to inside in a radial direction, and are arranged from left to right in an axial direction; and correspondingly, first, second, third and fourth sealing end surfaces (41), (42), (43) and (44) which are in sealing fit with the first, second, third and fourth sealing end surfaces of the end surface maze type seal separately are arranged on a radial rear maze type seal (4).

The invention discloses a solar cell vacuum adsorption table, which comprises a cover plate and a base, wherein the cover plate is covered on the base, and at least two layers of vacuum pipeline cavities are formed in the base from inside to outside; a plurality of vacuum adsorption holes are respectively formed in the cover plate corresponding to the vacuum pipeline cavities of the base and are communicated with the corresponding vacuum pipeline cavities, and a plurality of vent holes for connecting vacuumizing equipment are also formed in the base, corresponds to the vacuum pipeline cavities one by one and are communicated with the vacuum pipeline cavities. Through at least two layers of adsorption, a cell silicon chip is more firmly attached to the adsorption table, so that the phenomenon that the cell silicon chip is thrown away in the production process is avoided.

The invention provides an electric floor mopping machine rotating speed control method, an electric floor mopping machine and a storage medium. The electric floor mopping machine rotating speed control method comprises the steps that: the electric floor mopping machine detects the current running state; if it is detected that the current running state is a grounding state, the electric mopping machine runs at a first preset rotating speed; and if it is detected that the current running state is an off-ground state, the electric floor mopping machine runs at a second preset rotating speed, andthe second preset rotating speed is lower than the first preset rotating speed. The rotating speed is adjusted according to the current running state of the electric floor mopping machine, and when the electric floor mopping machine makes contact with the ground, the electric floor mopping machine is in a grounding state and runs at a normal rotating speed; when the electric floor mopping machineis separated from the ground, the electric floor mopping machine is in the off-ground state, the rotating speed is reduced to the second preset rotating speed, garbage or water dirt on the electric floor mopping machine cannot be thrown out, trouble is prevented from being brought to a user, and the use convenience of the electric floor mopping machine is improved.

The invention discloses a double-seal roof ventilator, which includes an air cap, an air cylinder, a base and a main motor, wherein a plurality of air outlets, cross grooves, raised edges and flanges are formed at the upper part of the air cylinder; each air outlet is communicated with the cross groove connected with the left side of the air outlet; each flange is arranged on the right side of each air outlet; the raised edges are arranged on the upper side and the lower side of each air outlet; a servo motor is fixed on the air cap; a rotary rack is fixed on a rotating shaft of the servo motor; connecting rods on the rotating shaft are inserted in the air outlets in a sleeving manner, and arc baffles are fixed at the top end of the rotary rack; folded edges are formed on the upper side edges, the lower side edges and the left side edges of the baffles; and seal rubber blocks are fixed on the inner sides of the folded edges of the upper side edges and the lower side edges, and are propped against the side wall of the air cylinder, and the inner walls of the seal rubber blocks are contacted with the outer walls of the raised edges. According to the invention, not only is a louver air door arranged at the base to prevent sundries from entering, besides, but also the adjustable baffles are arranged on the air outlets of the ventilator, so that the roof ventilator not in use can be completely sealed.

The invention relates to the technical field of micro-fluidic chips. The invention provides a combined micro-fluidic chip. The chip comprises a disc-shaped chip body and an adapter, wherein the adapter is used for fixing the disc-shaped chip body on a detection instrument; the disc-shaped chip body is composed of a plurality of sectors, each sector is provided with a single chip body, each singlechip body is provided with a fixing structure matched with the adapter, a connecting structure matched with the single chip bodies in other sectors and a functional area used for reaction detection, and the front surface and the back surface of each single chip body are respectively provided with a packaging layer in the functional area. According to the combined micro-fluidic chip, the multiple single chip bodies can be freely combined and assembled into different types of joint inspection, the multiple single chip bodies can be assembled or the disc-shaped chip body can be disassembled easily through the connecting structure between the single chip bodies, and the adapter solves the problem of adaptation between the combined micro-fluidic chip and an existing detection instrument.

The present invention designs a twist drill, which is designed in a tapered shape, including a drill shank (1) and a drill body (2), a chip removal groove (3), and two cooling grooves (4). There are two in total, and a chip flute is formed between the rotation paths of the cutting edge. Two cooling grooves (4) are arranged on the top of the drill shank (1), and the cooling liquid grooves (4) lead to both sides of the discharge groove (3). The abrasive layer (5) can increase the friction between the drill bit and the rotating shaft, so that the drill bit can be clamped more firmly. The present invention can cool the whole twist drill without being thrown out due to the rotation of the drill body, has high processing efficiency, good chip removal effect, is beneficial to clamping and is a low-cost twist drill.

The invention discloses a combined metal inhaul cable rigging which comprises an inhaul cable, a fixing block is fixedly connected to the bottom of the inhaul cable, a hook cable is arranged on the inner wall of the fixing block, and an automatic sealing mechanism is arranged in the hook cable.According to the combined type metal inhaul cable rigging, the automatic sealing mechanism is arranged, so that a notch in one side of a hook cable can be sealed when goods are hooked, it is guaranteed that the goods cannot be thrown out when the goods are lifted and moved, then the safety of the hoisting rigging is greatly improved, potential risks are avoided, and the automatic sealing mechanism is arranged, so that the safety of the hoisting rigging is improved.The arc-shaped plate is arranged on the hook rope, so that when the hook rope hooks goods and objects, the arc-shaped plate can be automatically closed so as to automatically close the notch in one side of the hook rope in real time, manual operation is not needed, a large amount of time needed by manual operation is saved, and the situation that one side of the hook rope is closed due to work errors is avoided.

The invention belongs to the technical field of municipal construction, and particularly relates to an environment-friendly garbage can for municipal construction. The environment-friendly garbage can comprises a can lid, a side plate, a can base and a circulation module. The can lid comprises a handle, a can lid plate, a screw cap, a rotary shaft, a piston, elastic rods, cleaning brushes, a sucking module, extension springs and a sleeve ring. The can lid plate is hinged to the side plate. The handle is located above the can lid plate and fixedly connected with the can lid plate. The screw cap is located above the rotary shaft. The rotary shaft is located above the piston and fixedly connected with the piston. The cleaning brushes are connected with the rotary shaft through the elastic rods. The sucking module is located between the rotary shaft and the elastic rods. The extension springs are located between the rotary shaft and the elastic rods. The sleeve ring is located below the rotary shaft and connected with the cleaning brushes through buckles. According to the environment-friendly garbage can, the circulation module is matched with the can lid, thus, the automatic sewage cleaning function and the can lid cleaning function are achieved, the can lid is easy to clean, the appearance of the garbage can is improved, and then the city appearance is improved.

The invention discloses a traditional Chinese medicinal material grinding device for modern traditional Chinese medicine. The device comprises a grinding disc, a base and a discharge outlet. The discharge outlet in a dovetail shape is embedded into one side of the grinding disc and clamped to the grinding disc, the base is arranged at the bottom of the grinding disc, the top of the base is provided with symmetrical supporting frames, the ends of the supporting frames are welded to the grinding disc and the base correspondingly, the center position at the bottom of the grinding disc is providedwith a grinding stone and a first bearing, the first bearing is embedded into the bottom of the grinding disc and clamped to the grinding disc, the bottom of the grinding disc is provided with an inclined grinding wall, the inclined grinding wall is extended towards the the edge of the grinding disc along the first bearing and inclined, and evenly-distributed grinding rings are scaled on the inner side wall of the grinding disc, and a second bearing is embedded to the center position of the base. Compared with an existing grinding device, hard traditional Chinese medicinal materials can be effectively ground, the grinding efficiency can be greatly improved, time is shortened, the cost is reduced, and the grinding quality is improved through layered grinding.

The invention provides a return type round tube belt conveyor. The return type round tube belt conveyor includes a transport frame, a first roller, a second roller and conveyor belts, the first rollerand the second roller are located at the two ends of the transport frame, the first roller and the second roller are in transmission connection through the conveyor belts, and the conveyor belts arearranged around the transport frame. The return type round tube belt conveyor is characterized in that the conveyor belts comprise a first conveyor belt, a second conveyor belt and a third conveyor belt. The return type round tube belt conveyor can achieve the large conveying amount, has higher cost performance, has no strict requirements for materials, improves practicability, has low running resistance, has low running power, has the effects of saving energy and reducing consumption, is more stable in overall operation, cannot generate tailing throwing on the ground along the return journey,greatly reduces the cleaning and maintenance workload of the conveyor, is small in one-time investment and is wide in application market.

The invention discloses environment-friendly rice processing and polishing equipment. The environment-friendly rice processing and polishing equipment comprises a machine body, wherein the bottom endsurface of the machine body is of a hollow cuboid structure with an opening in one side end; universal wheels are arranged at four corners of the bottom end surface of the machine body through supportlegs; a partition plate is arranged in the opening in the side end of the machine body; the machine body is partitioned into a polishing chamber and a feeding cavity through the partition plate; a feeding hole communicating the polishing chamber and the feeding cavity is formed in the middle of the top end of the side surface of the partition plate; a baffle plate for sealing the feeding hole isarranged and connected with the inside of the feeding hole through a telescoping mechanism; a feeding frame of which one horizontal end is propped against the partition plate is arranged in the feeding cavity; and the other end of the feeding frame extends out of the feeding cavity. According to the environment-friendly rice processing and polishing equipment, the loading strength of staff can bereduced during feeding, and the feeding efficiency can be improved; and meanwhile, the condition that rice is not thrown out of the feeding hole when circularly and continuously conveyed to the polishing chamber can be ensured, so that high efficiency of overall processing is improved and waste can be avoided.

The invention relates to a novel damping ring structure for a synchronous six-stage solid stator. The novel damping ring structure for the synchronous six-stage solid stator is structurally characterized in that a damping ring is in simple connection with the end portion of a pole shoe; the damping ring is simple in structure; obvious and reliable radial displacement limiting effects of the damping ring are obtained. Therefore, the damping ring can avoid being thrown away during the high-speed operating process of a motor rotor and accordingly is particularly applicable to the field of large high-speed motors.

The invention provides a fixed auxiliary member for drilling an inner hole in a wooden product. The fixed auxiliary member comprises a machine tool, a chunk, a tailstock, a tailstock shaft, a drilling bushing and a drilling head. The fixed auxiliary member is characterized by being mounted on the tailstock shaft and also comprising an outer sleeve, wherein a flange is arranged at one end of the outer sleeve, and a bearing is arranged at the other end of the outer sleeve. The fixed auxiliary member provided by the invention has the advantages in that when being subjected to turning by a machine tool, wooden products, which have complex shapes and cannot be tightly ejected through an ejector needle, can be tightly ejected and fixed through the fixed auxiliary member, so that the workpiece not only can be drilled but also cannot be thrown out.

The invention discloses a chip friction clutch. A center through hole of an extension part of the axial end wall in a cavity of a clutch outer cover is a step hole. A first step section of the step hole is a small-diameter section. The hole wall of the small-diameter section is sleeved on a hollow cylinder which extends axially on a driving disc so as to form a ring-shaped groove between the inner wall of a second step section of the step hole and the extension end of the hollow cylinder. The center through hole of the clutch outer cover is covered by an end cover which is formed by carrying out drawing punch forming on a steel plate. The extension end of an axial extension part of the outer peripheral wall of the end cover, which extends toward the cavity of the clutch outer cover, is ininterference fit in the ring-shaped groove. A radial extension part which extends radially outwards and turns back and is formed on the axial extension part of the outer peripheral wall of the end cover is clamped and fixed in a third step section of the step hole of the clutch outer cover so as to form labyrinth sealing surfaces with a plurality of turns on the junction surfaces between the end cover and the driving disc and between the end cover and the clutch outer cover, wherein the third step section is a big-diameter section. The clutch can prevent machine oil from being thrown out of the junction surfaces, and the production cost of the clutch can be reduced.

The invention relates to a quake-proof cradle for infants, comprising a cuboid external frame, an inner layer bed body, an arc-shaped protective cover, a rotating square frame, a triggering device and a transmission device. The cuboid external frame is welded into a cuboid framework by stainless steel tubes and the upper surface thereof is provided with a movable bearing beam capable of opening and closing; the central parts of the frameworks at the symmetrical surfaces of the cuboid external frame are fixedly provided with the bearing beams; two opposite sides of the rotating square frame are arranged on the bearing beams of the cuboid external frame through the bearings; two opposite sides of the inner layer bed body are arranged on the rotating square frame through the bearing; the mounting connection lines of the bearings on the bearing beams and the bearings on the rotating square frame are intersected vertically; the transmission device is arranged below the inner layer bed body; the wireless signals of a vibrating sensor can start a transmission system for closing the arc-shaped protective cover immediately; and the vibrating sensor in the triggering device is arranged at the bottom of the cuboid external frame. The quake-proof cradle for infants uses the self stable inertial system and the arc-shaped protective cover which is fast pop-out for temporarily and directionally protecting the infants from the earthquake disasters.

The invention belongs to the technical field of a motor, particularly relates to a composite excitation generator rotor. The rotor is characterized in that the bottom of a dovetail-shaped magnetic steel groove is provided with a thread hole; the magnetic steel is correspondingly provided with a countersunk screw hole, and a screw is arranged in the countersunk screw hole; the magnetic steel is fastened on the dovetail-shaped magnetic steel groove; screw and nut grooves are designed into a cross shape, the size of the nut groove is basically the same as the size of the nut. As the bottom of the dovetail-shaped magnetic steel groove on a punching sheet is provided with the thread hole, the magnetic sheet is inserted into the groove during installation, and then is fastened by the screw, thereby ensuring the magnetic steel not to throw away in high-speed rotation. As the screw and nut grooves are designed into the cross shape, and the size of the nut groove is basically the same as the size of the nut, the screw can not slide in the groove, the position used for the screw head in the nut grove is reserved, and the nut can be assembled by a long bolt, thereby being easy to assemble and enhancing the working efficiency.

The invention relates to an apparatus (4) for producing filters in the tobacco-processing industry consisting of a filling material (8b) and an enveloping material (42) wrapping the latter, wherein the apparatus (4) comprises a feed unit (41) for feeding the filling material (8b), a further feed unit (43) for feeding the enveloping material (42) with a gluing unit (44) for applying glue to the enveloping material (42), a format (46) for placing the enveloping material (42) around the filling material (8b), and a formatting belt (40) for transporting the glued enveloping material (42) together with the filling material (8b) in the transport direction (T) to the format (46), wherein a substantially downwardly directed outlet opening (76) of the gluing unit (44) is arranged in the transport direction T upstream of the format (46), below a transport plane E defined by the formatting belt (40) and above the enveloping material (42) to be glued, in order for the glue to be dispensed in a substantially downwardly directed manner.

The invention provides a dewatering machine, and relates to the technical field of dewatering equipment. An outer cylinder is fixedly arranged on a base, an inner cylinder is arranged in the outer cylinder, and the base is provided with a driving device for driving the inner cylinder to rotate coaxially relative to the outer cylinder. The side wall of the inner cylinder is provided with drainage holes. The outer cylinder and the inner cylinder are provided with openings in the direction away from the base, and clothes or objects to be dewatered can be put into the inner cylinder or taken out of the inner cylinder through the openings. A cover body covers the opening of the inner cylinder, after covering, the cover body is locked with the inner cylinder through a locking device, it is ensured that the clothes or objects to be dewatered placed in the inner cylinder cannot be flung out of the cylinder body, and meanwhile the use safety of the dewatering machine is improved. The cover bodyis provided with a first detector, the first detector is used for detecting the locking state, including the locked or unlocked state, of the locking device and the inner cylinder, the locking stateof the locking device is fed back to an operator in real time accordingly, the occurrence of missing locking, forgotten locking or poor locking is prevented, and therefore the use safety of the dewatering machine is further improved.

The invention relates to the field of automatic assembling, in particular to bolt and nut automatic screwing and assembling equipment. The equipment comprises an assembling table, an automatic assembling device arranged on the assembling table, a bolt vibration disc, a nut vibration disc, a flat washer vibration disc and a rubber pad vibration disc, and the bolt vibration disc, the nut vibration disc, the flat washer vibration disc and the rubber pad vibration disc are arranged around the assembling table. A first robot used for feeding nuts and a second robot used for feeding bolts, flat washers and rubber pads are further arranged beside the assembling table, the automatic assembling device comprises a bolt positioning mechanism and a nut assembling mechanism, the bolt positioning mechanism and the nut assembling mechanism are both arranged on the assembling table, and the nut assembling mechanism is further located below the bolt positioning mechanism. According to the equipment, through cooperation between the bolt positioning mechanism and the nut assembling mechanism, automatic assembling of bolts and nuts is achieved, synchronous assembling of multiple bolt kit is completed, and the assembling efficiency is improved.

The invention relates to the field of automatic assembly, in particular to an automatic knob assembly device for bolts and nuts, comprising an assembly table, an automatic assembly device arranged on the assembly table, and a bolt vibration plate, a nut vibration plate and a flat washer surrounding the assembly table. Vibrating plate and rubber pad vibrating plate, the side of the assembly table is also equipped with a first robot for feeding nuts and a second robot for feeding bolts, flat washers and rubber pads. The automatic assembly device includes a bolt positioning mechanism and a nut assembly mechanism , the bolt positioning mechanism and the nut assembly mechanism are both arranged on the assembly table, and the nut assembly mechanism is also located below the bolt positioning mechanism. The present application realizes the automatic adjustment of the bolt and the nut through the cooperation between the bolt positioning mechanism and the nut assembly mechanism. Assembly, and the simultaneous assembly of multiple bolt sets is completed, which improves assembly efficiency.

The invention discloses a camellia oleifera fruit separation device, which comprises a device shell and a separation device. The upper end of the device shell is welded with a material inlet, the four corners of the bottom of the device shell are welded with legs, and the right side of the device shell is welded with a separation device. , the left and right bottom of the separation device is symmetrically welded with outriggers, the upper end of the separation device is welded with a motor box, the upper surface of the motor box is installed with a control area, the inner bottom of the device shell is installed with a motor one, and the motor one The upper power output port is welded with a screw rod, the upper end of the screw rod passes through the middle hole of the chassis, the upper end of the chassis is welded with a roller, the upper end of the roller is installed with a number of guide plates, and the bottom of the opening on the right side of the separation device A discharge port is welded, and the upper end of the discharge port is welded with a fruit shell outlet.

The invention provides a hinge structure of a rice cooker and the rice cooker. The hinge structure of the rice cooker comprises a shell, a cover body, a hinge shaft and an elastic piece, wherein a hinge groove is formed in the edge of the shell; a hinge rack is arranged at the inner side of the edge of the cover body and the hinge rack is perpendicular to the surface of the cover body; the hinge shaft is fixedly arranged in the hinge groove and the cover body is in hinged connection to the shell by virtue of the hinge rack and the hinge shaft; the elastic piece is arranged on the hinge shaft; the elastic piece comprises a first elastic end and a second elastic end; the first elastic end is fixedly arranged on the cover body; and the second elastic end is fixedly arranged in the hinge groove. The hinge structure of the rice cooker provided by the invention is applicable to the rice cooker which is provided with the ultra-thin cover body; and moreover, the hinge structure is free from a cleaning dead angle, so as to facilitate users to clean the product (the rice cooker).

The invention provides a cultivation device for sprout vegetables. The device comprises a transparent barrel body, and an upper cover and a base which are movably connected with the upper and lower edges of the transparent barrel body, and is characterized in that the base is welded with a spiral support frame which extends upwards and is laid with a culture medium, and the culture medium is a sponge or a non-woven fabric. Through the cultivation device for sprout vegetables, the purpose of miniaturization of the cultivation device can be achieved.