47results about How to "Avoid getting dirty" patented technology

The utility model relates to a motorcycle brake pump assembly convenient for oil recovery, which comprises a brake handle piece and an oil seat arranged on the brake handle piece, and is characterized in that a movable cavity is arranged on the oil seat, and an oil duct, an oil outlet hole and an exhaust port which are communicated with the movable cavity are arranged on the oil seat. An oil cavity used for storing oil is formed in the oil base, the oil cavity is communicated with the oil outlet hole and the exhaust port, a plug in spiral connection with the oil base is arranged at the position, close to an opening of the oil cavity, of the exhaust port, and the exhaust port is located above the oil outlet hole.

The invention relates to the technical field of coal washing mechanisms, in particular to a cleaning type coal washing mechanism which comprises a mechanism body, by arranging the mechanism body, integration of coal washing and screening and coal and peat dewatering is achieved, and the problem that coal needs to be conveyed to the next step for subsequent treatment after being washed by existing equipment is solved. Through the arrangement of the cleaning mechanism, the vibration amplitude of a vibration screen plate and the angle adjustment of a first movable spray head and a second movable spray head are automatically adjusted according to the coal input amount, the problems that when a large amount of coal is input, the coal cannot be screened thoroughly, and the spray heads cannot be cleaned in place are solved, the production quality is improved, and the production rate is increased; the coal dewatering and peat dewatering device has the advantages that coal dewatering and peat dewatering are performed synchronously, the problem that existing equipment needs to clean cleaned coal through manual transportation is solved, production speed is increased, and work sites can be prevented from being stained in the transportation process.

The utility model provides a high-efficiency medicine divider, which relates to the technical field of medicine dividers, and is characterized in that a limiting frame is welded at the center position of the top end of a dividing table, a tablet to be cut is placed in the limiting frame, and the limiting frame is used for implementing fence blocking and limiting on the tablet in the cutting process; the bottom side part of the T-shaped partition plate is of a conical tip structure, two cover plates are symmetrically installed on the left side and the right side of the T-shaped partition plate in a sliding mode through pushing of springs, and the two cover plates are arranged below the T-shaped partition plate in a protruding mode in a normal state; when the T-shaped partition plate slides downwards to cut the tablets, the two cover plates abut against and make contact with the limiting frame and close an opening in the top end of the limiting frame before the T-shaped partition plate makes contact with the tablets. The two cover plates are installed on the T-shaped partition plate and can slide up and down along with the T-shaped partition plate to be opened and closed, and the trouble that manual force needs to be additionally exerted to open and close the two cover plates before and after each cutting operation is omitted.

The application relates to airtight powder container, comprising an outer cover, an inner cover, an inner sieve and a base, the inner sieve is airtightly installed at the opening end of the base and is located between the inner cover and the base, the inner cover and the inner sieve are hinged through a hinge unit, the hinge unit is elastic so that the inner cover can move towards the inner sieve side when being forced, when the outer cover is covered on the base, the outer cover extrudes the inner cover so that the inner cover is tightly combined with the inner sieve. In the application, the inner cover and the inner sieve are hinged with each other, the inner cover and the inner sieve can be tightly combined together under the extrusion force of the outer cover, the airtightness of the inner sieve is guaranteed, and the volatile solvent in the cosmetic material in the base is effectively prevented from being volatilized.

The utility model discloses a pranoprofen eye drop quantitative filling device, which relates to the technical field of eye drop filling, and comprises a filling pipe and a quantitative component, the lower end of the filling pipe is connected with a quantitative pipe, the front side of the quantitative pipe is provided with an observation window, the quantitative component for quantitative filling is arranged in the quantitative pipe, and the observation window is arranged on the front side of the quantitative pipe. And the quantitative assembly comprises an inner mounting frame, a protection pipe, a hydraulic rod, a top partition plate, a connecting rod and a bottom partition plate, the protection pipe is installed in the middle of the lower end of the inner mounting frame, the hydraulic rod is arranged in the protection pipe, and the output end of the hydraulic rod is connected with the top partition plate. According to the quantitative filling device for the pranoprofen eye drops, the inner sides of the top partition plate and the bottom partition plate play a quantitative liquid separation role on the eye drops, when the bottom partition plate further moves downwards to exceed the bottom of the quantitative tube, the quantitative eye drops are filled through the filling head, and at the moment, the top partition plate plays a separation role on the eye drops in the liquid storage box in the quantitative tube; the eye drops are prevented from being polluted.

This utility model provides a compression and packaging device for a cushion, including a frame, a compression component, a sealing component, a clamping component, and a conveying component. The clamping component, sealing component, and conveying component are sequentially arranged within the frame along the cushion's movement direction. The clamping component clamps the plastic packaging of the cushion. The discharge end of the conveying component is connected to a cushion collection device, and the conveying component transports the compressed and packaged cushion. The compression component is located within the frame and above the conveying component, and is used to compress the cushion. This cushion compression and packaging device of this utility model incorporates a compression component that compresses the packaged cushion, making the interior of the cushion more compact. This solves the problem of bulky cushions being inconvenient to store and transport, facilitating stacking and subsequent storage and transportation.

The invention relates to the technical field of medical instruments, and discloses an orthopedic knee joint painful lesion rehabilitation device which comprises an adjusting bottom plate, an anti-skid foot pad is fixedly mounted at the bottom of the adjusting bottom plate, a backup plate is integrally arranged on one side of the adjusting bottom plate, and a backrest assembly is arranged on the side, facing the adjusting bottom plate, of the backup plate. And a fixing assembly is arranged above the adjusting bottom plate. According to the knee joint painful lesion rehabilitation device for the orthopedics department, by arranging a backup plate, the supporting effect on the back is achieved during wall-leaning squatting, meanwhile, clothes are prevented from getting dirty, a sitting plate in a backrest assembly is pressed downwards by the hip during wall-leaning squatting, so that a jacking spring generates jacking reasoning on a connecting block, and then it is ensured that when the leg strength of a patient is insufficient, the patient can be prevented from getting dirty. Effective support can be provided for a patient, and meanwhile the distance between the two feet and the distance between the two foot backup plates are adjusted by adjusting the bottom plate and the fixing assembly.

The utility model discloses a concrete reinforcement detection device for construction project quality detection, and relates to the technical field of concrete reinforcements, the concrete reinforcement detection device comprises a box body, the left side of the box body is movably connected with a box door through a hinge, the box body is internally provided with a buffer mechanism, and the left side of the buffer mechanism is detachably provided with a detection equipment body; a locking lifting mechanism is arranged at the top of the box body, and a bearing mechanism is arranged at the top of the inner side of the box body; the locking lifting mechanism comprises an inverted-U-shaped handle, an outer sleeve plate and a reset spring. The inverted-U-shaped handle is arranged at the top of the box body in a sliding and penetrating mode. The portable concrete reinforcement detection device can be carried on the back to move and can also be lifted to move at the same time, in addition, the carrying mechanism can be automatically triggered and stored in the lifting process, a user can be prevented from being stumbled while the floor is prevented from being dirtied, the portable concrete reinforcement detection device is more convenient to use in actual use, and normal proceeding of the concrete reinforcement detection process is guaranteed.

The utility model discloses a folding type handheld dust collector which structurally comprises a main machine and a dust barrel and further comprises a handle rotationally installed at the rear end of the main machine and a dust collection pipe independently arranged, and when the handheld dust collector is used, the handle rotates outwards relative to the main machine to be unfolded to each use angle; the dust barrel directly sucks dust through the dust suction port or the end part of the dust suction pipe is detachably inserted into the dust suction port to suck dust; when the handheld dust collector is stored, the dust collection pipe only needs to be detachably attached to the outer surface of the main machine, and the handle is rotated and folded on the dust collection pipe; obviously, as the dust collection pipe is connected with or detached from the dust collection opening in an inserted mode, dust collection and air leakage can be effectively prevented in the use process, and the reliability of the dust collection effect is guaranteed; meanwhile, the folded handle can be wrapped in the folded handle in the storage state, so that a user is prevented from being accidentally touched and dirtied; besides, a clamping tongue is further arranged in the handle, a plurality of gear grooves are correspondingly formed in the rear end of the main machine, and therefore the clamping tongue can be selectively clamped into the different gear grooves, and all using angles of the handle can be locked.

A moving frame is connected in a hollow brush handle in an up-down sliding mode, bristles are arranged at the upper end of the moving frame, a rotating frame capable of rotating in the brush handle is connected below the moving frame in a rotating mode, a blocking portion for blocking the rotating frame from moving downwards is arranged in the brush handle, and a through hole is formed in the blocking portion. The rotating frame is provided with a projecting shaft which penetrates through the through hole and extends below the blocking part, a knob connected with the projecting shaft is arranged below the brush handle, the rotating frame is provided with a rotating shaft, the moving frame is provided with a sleeve arm, the rotating shaft is provided with a groove which is obliquely arranged from top to bottom along the outer surface of the rotating shaft, and the inner side of the sleeve arm is provided with a convex point which protrudes inwards in the groove. The protruding point is matched with the groove and moves along the groove to drive the moving frame to slide upwards or downwards in the brush handle when the rotating shaft rotates, the moving frame and the bristles are located in the brush handle when the protruding point is located at the lower end of the groove, the moving frame drives the bristles to extend upwards to the upper portion of the brush handle when the rotating shaft rotates to enable the protruding point to move towards the upper end of the groove, and the toothbrush is simple in structure and convenient to use.

The utility model discloses a hand-push meal collecting tool trolley. The hand-push meal collection tool car comprises a collection mechanism and a storage mechanism, and the storage mechanism is installed on the collection mechanism. According to the hand-push meal collecting tool car, the effect of rotating the collecting barrel is achieved by arranging the connecting plate and the bottom plate, and compared with the existing effect that garbage is taken out from the device in a drawing mode, the mode that the garbage is poured out by rotating the collecting barrel is analyzed from the angle of stress, and the hinged supporting position bears part of pressure of the collecting barrel; the pushing force applied by the arms of a worker is small, so that garbage dumping is more convenient and labor-saving, in addition, when garbage is dumped, the worker is far away from the collecting barrel, and the garbage can be prevented from being splashed on the body to contaminate clothes.

This utility model discloses a modular, assembled cat bed, belonging to the field of pet supplies. It includes a support component, a main structure, and a litter disposal system. The support component includes a base foot and a support rod. The base foot has a right-angled groove and a threaded hole. The upper and lower ends of the support rod are threadedly connected to fixing components to support the main structure. The main structure includes an inlet plate, side plates, a back plate, a partition plate, and a cover plate. The inlet plate has an arc-shaped doorway, and the partition plate has a circular opening and a waste hole. The panels are fixedly assembled using beveled joints, plug-in plates, and T-joints to form a resting area and a waste disposal area. The litter disposal system is located in the waste disposal area and includes a front plate, a litter box, a partition, and a support rod. The litter box can be removed for cleaning via a handle. This utility model features a modular structure, allowing the panels to be assembled. The cat can move around in the resting area, and its waste can fall into the litter box in the waste disposal area, facilitating cleaning and maintenance. The overall structure is stable and reliable.

The utility model relates to the technical field of sound boxes, and discloses a sound producing device capable of dynamically releasing aromatic substances, which is easy to replace an aroma source and not easy to leak, and comprises a sound box body, a sound cavity shell which is positioned in the sound box body and corresponds to a sound producing part of the sound box body, and a loudspeaker monomer which is electrically connected with an audio module of the sound box body, a resonant cavity is formed in the sound cavity shell, the loudspeaker single body is contained in the resonant cavity, the sound production end of the loudspeaker single body penetrates out of the front side of the sound cavity shell, at least one through hole communicated with the resonant cavity and the external environment is formed in the rear side of the sound cavity shell, and an aroma volatilizer is detachably installed at the position of the through hole. The through hole is sealed by the fragrance volatilizer, the fragrance volatilizer, the inner wall of the sound cavity shell and the loudspeaker monomer jointly define a closed sound cavity, the fragrance volatilizer comprises an elastic shell which is embedded in the through hole and fixedly connected with the sound cavity shell, and an essential oil groove used for being filled with essential oil is formed in the face, back on to the closed sound cavity, of the elastic shell; and the notch of the essential oil groove is covered with a waterproof breathable film.

The utility model discloses a massage comb, including main part, at least two groups of massage subassembly and drive component. Be equipped with the installation cavity in the main part. Each group of massage subassembly all includes movable piece and two root comb tooth, and movable piece is movably installed in the installation cavity and can move up and down relative to the main part, and the comb tooth is connected in movable piece and extends to the main part outside downward, and all movable pieces are sequentially arranged along the circumference of the main part. Drive component includes drive mechanism and elastic mechanism, and drive mechanism is located at the main part, and the elastic mechanism includes the elastic part between every movable piece and the main part. Drive mechanism can drive each movable piece to move up to the first position and release movable piece, and the elastic part can be elastically reset and drive corresponding movable piece to move down to the second position from the first position, thereby can carry out the patting massage to the scalp.

This utility model discloses a nested anti-drop ceramic flowerpot, relating to the field of flowerpot technology. The invention provides a multi-layered anti-drop protection mechanism through a nested structure of an inner ceramic pot and an outer protective cylinder. The protective cylinder is made of high-strength, high-toughness engineering plastic, capable of directly withstanding external impacts and preventing direct collision between the inner ceramic pot and the ground. The bottom buffer groove and rubber buffer pad form the first line of defense, effectively absorbing the impact force generated when the flowerpot falls and contacts the ground. The elastic buffer protrusions on the inner wall of the protective cylinder are in close contact with the outer wall of the inner ceramic pot, allowing for elastic deformation to disperse the impact force when the flowerpot is subjected to lateral impact, reducing squeezing damage to the inner ceramic pot.

This application relates to a petal forming machine for pressing an object to be pressed. The petal forming machine includes a base, a support, and a flower pressing device. The base has an area for placing the object to be pressed. The support is mounted on the base. The flower pressing device is mounted on the support and includes a pressing head and a flower pressing column connected to the pressing head. The flower pressing column is aligned with the area for placing the object to be pressed. When the pressing head is in a pressing state, the pressing head drives the flower pressing column to move to the area for placing the object to be pressed. The flower pressing column presses the object placed in the area for placing the object to be pressed, which greatly improves the efficiency of making artificial flowers. At the same time, it eliminates the need for adhesives such as glue, avoiding soiling the user's clothes.

The utility model discloses a rotary table with a light control assembly, which comprises a table plate assembly and a supporting assembly, the supporting assembly is arranged at the bottom of the table plate assembly, and a driving assembly used for driving the table plate assembly to rotate is arranged in an inner cavity of the supporting assembly. The decorative cavity A is additionally formed in the lower table board, the decorative cavity B is additionally formed in the upper table board, and the three-dimensional sculptures are embedded in the decorative cavity A and the decorative cavity B, so that the table board assembly has visual ductility, the three-dimensional effect of the whole picture is high, and the beautifying effect of the table board assembly can be enhanced; through the arrangement of the lower glass plate and the upper glass plate, it is guaranteed that diners can visually observe engraved artworks, meanwhile, the lower table plate and the upper table plate are prevented from being damaged due to collision of tableware, the three-dimensional sculpture is not prone to being stained or removed, and the service life of the table plate assembly is prolonged; meanwhile, the surface of the lower table plate and the surface of the upper table plate can be cleaned conveniently; the atmosphere is increased through the lighting piece, and meanwhile diners can observe the three-dimensional sculpture more clearly and conveniently.

A multifunctional birthing stool includes a birthing stool body and a backrest installed on the birthing stool body. The birthing stool body includes a seat board and a support frame located at the bottom of the seat board. The seat board has a U-shaped landing opening adapted to the size of a newborn. Armrests are installed at both ends of the seat board or backrest. It also includes a protective belt, one end of which is fixedly or detachably attached to one end of the backrest, and the other end of which is detachably attached to the other end of the backrest. The area between the protective belt and the backrest constitutes a newborn early contact zone. The protective belt provides a protective measure to the birthing stool, preventing the newborn from falling off the mother during early contact, improving safety, and enabling the birthing stool to function as a newborn early contact area.

The invention relates to the technical field of sound equipment, in particular to outdoor sound equipment with a self-cleaning function. The outdoor sound box with the self-cleaning function can automatically clean impurities such as dust accumulated at the sound outlet. An outdoor sound box with a self-cleaning function comprises a sound box body, a filter screen, moving wheels and the like. The bottom of the left side of the sound box body is provided with moving wheels, and the bottom of the sound box body is slidably connected with a pull rod. Through the installed roller brush and the unfolding plate, when the micro motor operates, the roller brush can move up and down back and forth to brush off dust and other impurities attached to the filter screen, the situation that the dust and other impurities on the filter screen are not cleaned in time, and consequently a loudspeaker of the sound equipment body is easily affected is effectively prevented, and meanwhile when the unfolding plate rotates to be parallel to a table top, the dust and other impurities cannot be cleaned in time. As the contact area between the sound equipment body and the desktop is increased through the unfolding plate, the sound equipment body can be more stably placed on the desktop.

The utility model discloses a kind of water-accumulation-free flowerpot trays, belong to flowerpot tray technical field, it includes disc body, the upper surface of the disc body is provided with recess, the inside of the recess is provided with catchment area, the catchment area is connected with water guide groove, the sidewall of disc body is provided with the butt joint pipe head being connected with the water guide groove, the butt joint pipe head is detachably connected with water guide pipe, the inside of the recess is provided with support protrusion, the space between flowerpot and tray is increased by the arrangement of support protrusion, increase breathability.When using, flowerpot is placed above support protrusion, when watering, water leaked from flowerpot can be stored in catchment area, the water liquid of catchment area flows into water guide pipe through butt joint pipe head via water guide groove, water liquid in tray can be promptly discharged, avoid tray water-accumulation or overflow, save manual force, avoid pollution environment, maintain hygiene.

The utility model discloses a device for removing an abrasive material layer of an abrasive material grinding tool, and relates to the technical field of abrasive material layer removal. The grinding material layer removing device comprises a base, an anti-splashing mechanism and a dust removing mechanism, the anti-splashing mechanism is arranged at the top of the base and comprises a separation cover, mounting plates, a sliding rod, a movable block and a separation baffle, the multiple sets of mounting plates are fixedly mounted on the front side of the separation cover, and the adjacent sides of the mounting plates are fixedly connected with the two ends of the sliding rod correspondingly; the outer wall of the sliding rod is slidably connected with the interior of a movable block, and the adjacent sides of the movable block are fixedly connected with the two sides of a partition baffle correspondingly. The dust removal mechanism is arranged above the base and comprises an air suction pipe, an internal thread cover and a connecting cylinder, and the air suction pipe is fixedly mounted at the top of the separation cover. And the thrown-out abrasive material layer is blocked, so that the abrasive material layer can smoothly fall into the material storage box, the scraped abrasive material layer can be conveniently collected, an operation table is prevented from being dirtied, and the workload of workers during cleaning is reduced.

This invention discloses a disposable headgear for herbal fumigation in the treatment of neurological diseases using traditional Chinese medicine. The headgear includes a main body with a fumigation structure embedded in its upper surface and a collection structure embedded in its lower inner surface. A first sealing structure is fixedly installed at the front of the lower surface of the headgear, and a second sealing structure is fixedly installed at the rear. Two sets of elastic straps are fixedly connected below the first sealing structure. The fumigation structure includes a fumigation sac, a delivery tube, and an air outlet. The delivery tube is fixedly installed on the upper surface of the fumigation sac, and the air outlet is located on the inner surface of the fumigation sac. This disposable headgear for herbal fumigation in the treatment of neurological diseases using traditional Chinese medicine allows for precise drug delivery to the patient's head, adjusts the tightness according to the patient's head circumference, prevents leakage, and collects the medicinal liquid, preventing staining of clothing.

The utility model discloses a discharging structure of a plastic packaging container, which solves the problems in the prior art, can operate or replace a discharging head on the premise of not opening a cover, and is cleaner and more sanitary in use. The discharging structure of the plastic packaging container comprises a container, a discharging head and a cover body, the discharge end of the container is provided with a material blocking column and a discharge port positioned around the material blocking column; the discharging head is axially and movably arranged at the discharging end of the container in a sleeving manner and is provided with a discharging opening opposite to the material blocking column, and an anti-falling clamping hook structure is arranged between the discharging head and the container; the material blocking column movably opens or blocks the discharging port along with the axial movement of the discharging head. The cover body completely wraps the discharging head and is arranged at the discharging end of the container in a sleeved mode, and the cover body, the container and the discharging head are assembled in a tight fit mode.

The utility model discloses a skin impurity removing device for packaging carton processing. The skin impurity removing device comprises a workbench, a conveying belt, a baffle, a driving motor, a portal frame, a vertical plate, a power source, a wire, an electrode, a blocking rod, a straight rod, a transmission roller, an adsorption ring, a servo motor, a rotating shaft, a cleaning roller, a limiting assembly and a cleaning assembly. The utility model belongs to the technical field of carton processing, particularly relates to a skin impurity removing device for packaging carton processing, and solves the problems that stubborn impurities attached to the surface of a carton are difficult to clean thoroughly in the prior art, some oil stains falling from other parts of equipment can be accumulated on the surface of a moving roller after the moving roller is used for a long time, and when the carton passes through, the oil stains are difficult to clean. And oil stains can be attached to the carton.

The utility model belongs to tableware automatic cleaning technical field, concretely relates to a dinner plate cleaning device, including the cleaning pool, the baffle of vertical setting in the cleaning pool and the rotating setting of brush of roll of opposite baffle, the left and right inner wall of cleaning pool is equipped with two opposite setting and has the opening to the inside limit bayonet, the left and right side wall of cleaning pool is equipped with a plurality of front and back direction alignment's positioning hole, the baffle is equipped with the long hole of corresponding height with positioning hole, the baffle is inserted into the limit bayonet, and the distance of baffle and brush of roll is adjusted by the insertion of long hole and different positioning hole to adapt to the dinner plate of different thickness. The utility model discloses through the opposite setting of baffle and brush of roll, and the dinner plate of the volume of steamed rice dish or dinner plate is inserted into the space between baffle and brush of roll, and the cleaning of dinner plate is realized through the contact friction with brush of roll, greatly saves the time of manual cleaning, and the cost of dinner plate cleaning device is low, and the volume is small, and it is very easy to popularize.

The utility model provides a drip irrigation system for planting traditional Chinese medicinal materials, which relates to the technical field of drip irrigation systems, and comprises a water distribution hose, the head end of a sliding shaft is fixedly connected with a mounting disc, the mounting disc is fixedly connected with a rubber piston, the periphery of the rubber piston is in friction extrusion contact with the inner periphery of a piston pipe sleeve, and an observation layer is arranged on the surface of the rubber piston; a dripping head is in threaded connection with an opening in the top end of the hard straight drainage pipe, when the dripping head is unblocked, the rubber piston is pushed by a spring pushing the sliding shaft to slide into the shielding type piston sleeve, when the dripping head is blocked, the interior of the piston sleeve is punched, and the rubber piston is pushed by pressure increased by punching to slide into the transparent piston sleeve. When the rubber piston is pressed and pushed into the transparent piston sleeve, a worker can judge that the water dripping head corresponding to the position of the rubber piston is blocked, and dredge and unblock the blocked water dripping head in time, so that normal and continuous drip irrigation of Chinese herbal medicine plants corresponding to the position of the blocked water dripping head is guaranteed.

The utility model discloses a curtain convenient to install, which comprises an installation plate, two movable rods which are distributed left and right are arranged on the front side of the installation plate, curtain cloth is arranged at the bottoms of the movable rods, a plurality of fixing holes are formed in the curtain cloth at equal intervals, and a hook movably penetrates through an inner cavity of each fixing hole. A first servo motor drives a transmission shaft to rotate, a transmission bevel gear is meshed with a driven bevel gear to drive a rotating rod to rotate, the rotating rod rotates to drive movable rods to rotate, and the two movable rods are turned over downwards, so that a circular ring can slide downwards on the movable rods to a limiting threaded sleeve, and then the circular ring is driven to rotate. After a user unscrews the limiting threaded sleeve from the threaded rod, the curtain cloth can be taken down from the movable rod, and the convenience of disassembling and assembling the curtain cloth is improved.

The present invention relates to a printing device for packaging boxes, comprising a workbench, characterized in that: a printing component, an oil supply component, a cleaning component and a filtering component located between the printing component and the oil supply component are arranged on the workbench, and the beneficial effects of the present invention are: by opening a liquid inlet hole on the oil supply cover, it is convenient to pour various raw liquids, and after pouring, the various raw liquids are mixed by rotating the mixing rod and the mixing blades driven by the starting motor, thereby improving the mixing efficiency, and facilitating the mixed ink to flow into the filter box through the oil inlet pipe and filter the ink through the filter screen plate, and by arranging the oil control component, it is convenient to control the amount of ink flowing into the ink box, and there is no need for people to move the mixed ink to the ink box and pour it into the ink box, thereby reducing the labor of workers and avoiding ink splashing when pouring, thereby avoiding the phenomenon of dirtying the ground and the workers' clothes.

The utility model relates to the technical field of agricultural product detection and sampling, in particular to a sampling device with a grinding and crushing structure, which can close a funnel when the device is not used, so that the funnel is prevented from being in an open state for a long time, outside sundries and dust are prevented from entering a water storage tank through the funnel, the inside of the water storage tank is prevented from getting dirty, and the practicability is improved. Comprising a base, a water storage tank is clamped to the top of the base, the top of the water storage tank is in threaded connection with a water storage tank cover, the water storage tank cover communicates with a funnel, two sets of positioning blocks are fixedly connected to the outer wall of an end cover in a front-back symmetrical mode, the positioning blocks and the end cover are integrally formed, and the top end of the end cover is aligned to the top end of a butt joint ring; the upper side of the rear end of the funnel is fixedly connected with a rear connecting plate, a concentric-square-shaped connecting ring is rotatably installed on the rear connecting plate, the locking assembly comprises a concentric-square-shaped locking ring, and the concentric-square-shaped locking ring is rotatably installed on a positioning block on the front side of the end cover and used for locking the end cover.