41results about How to "Reduced splashing" patented technology

The invention discloses a vertical crusher for coke. The vertical crusher comprises a shell. A feeding barrel pipe is fixedly connected to the upper end of the shell. A box body is fixedly connected to the rear side wall of the shell. A servo motor is fixedly connected to the side wall of the box body. A driving shaft is fixedly connected to the output end of the servo motor, and the other end ofthe driving shaft extends into the shell. A driven shaft is connected in the box body in a rotating manner, and the other end of the driven shaft extends into the shell. The driving shaft and the driven shaft are connected through a transmission mechanism. The outer sides of the portions, located in the shell, of the driving shaft and the driven shaft are fixedly connected with crushing rollers ina sleeving manner correspondingly. An inclined filter plate is fixedly connected to the inner wall of the shell. A material return opening corresponding to the lower end of the filter plate is formedin the side wall of the shell. An elevator corresponding to the material return opening is arranged on the outer side of the shell. By means of the vertical crusher, the situation that the coke splashes in the crushing process can be reduced, iron impurities in the coke can be attracted, and recycling of resources is facilitated.

The invention relates to the technical field of household appliances, in particular to a washing machine and a door body assembly control method for the same. The purpose that the washing machine doorbody opening and closing motion flexibility is improved is achieved. For achieving the purpose, the washing machine comprises a shell, an opening is formed in the top of the shell, the washing machine further comprises a door body assembly, the door body assembly comprises a first door body and a second door body, the first door body and the second door body are pivotally arranged on the first edge of the opening and the second edge opposite to the first edge. According to the technical scheme, the washing machine door body is arranged to be of a dual-opening-door structure composed of the first door body and the second door body, when a user or a driving mechanism opens and closes the washing machine door body, the driving burden of the driving mechanism is lowered, the opening speed ofthe first door body and the second door body is increased, and the requirement of the washing machine door body for the working space in the opening and closing process is lowered.

The invention discloses a whole hot wax coating device. The whole hot wax coating device comprises a plurality of coating assemblies, a liquid supply assembly, a miniature pump, a first flow passage and second flow passages, wherein the liquid supply assembly is used for supplying a lubricating liquid for the coating assemblies; the liquid supply assembly comprises a square liquid storage box, andthe multiple coating assemblies are arranged on the liquid storage box in parallel; the liquid storage box is provided with a containing cavity for storing the lubricating liquid, and the containingcavity is connected with the inlet end of the miniature pump through the first flow passage; the outlet end of the miniature pump is communicated with spray heads through the second flow passages; thefirst flow passage and the second flow passages are respectively in an L shape, and are arranged in the liquid storage box in a penetrating way. The whole hot wax coating device has the advantages that a plurality of groups of enameled wires can be lubricated, and the coating assemblies are assembled into an integrated structure.

The invention discloses a battery cell connecting piece welding mechanism. The welding mechanism comprises a welding table, a laser welding assembly and a dust removal cover; the dust removal cover comprises a battery cell accommodating chamber and a welding chamber; an air inlet hole and an air suction hole are formed in the welding chamber, the air inlet hole is provided with an air blowing pipecommunicating with the welding chamber, and the air suction hole is provided with an air suction pipe communicating with the welding chamber. The mechanism is provided with the dust removal cover, and the welding chamber of the dust removal cover is in communication with a protective gas conveying device and a vacuum generating device through the air blowing pipe and the air suction pipe respectively; when the laser welding assembly is used for carrying out laser welding on a connecting piece of a battery cell and a pole column of a top cover, the protective gas conveying device introduces protective gas into the welding chamber at the same time, the vacuum generating device is used for sucking metal spatters produced by welding and welding slag formed by the metal spatters from the welding chamber in a negative pressure vacuum pumping mode, so that the purpose of eliminating the welding slag is achieved, adverse effects on the battery cell caused by the welding slag are avoided, andtherefore the safety of a battery is improved while the performance quality of the battery is guaranteed.

The invention relates to the technical field of garden mechanical equipment, and discloses a greening trimming device for preventing weeds from splashing. The device comprises a shell, a connecting pipe is fixedly connected to the upper surface of the shell, and threads are arranged in the connecting pipe; the connecting pipe is in threaded connection with a movable rod, and a handle is fixedly connected to the top end of the movable rod; the bottom end of the movable rod is movably connected with a connecting block, and the bottom of the connecting block is fixedly connected with a lower pressing plate. According to the greening trimming device for preventing the weeds from splashing, input ports, an output pipe, a collecting box and a fan are arranged, and the fan is started to make theinput ports in the two sides of the top of a dustproof cover internally generate suction force so that the input ports can absorb grass clippings, the grass clippings enter the collecting box throughthe output pipe, and then the aim of collecting the grass clippings is achieved. The situation that the collecting effect is poor, accordingly the grass clippings are left in place and the labor intensity of garden workers is increased is reduced.

The invention discloses a liquid heater, belongs to the field of liquid heating appliances, and aims to solve the problem that a siphoning phenomenon occurs due to the fact that a water outlet is lowin height position. According to the technical scheme, the liquid heater mainly comprises a bottle body, a liner, a water pump and a water outlet pipe, wherein the liner, the water pump and the wateroutlet pipe are arranged in the bottle body, the water pump communicates with the liner, one end of the water outlet pipe communicates with the water pump, the other end of the water outlet pipe is provided with a water outlet, the water outlet pipe extends to the position above the rated highest water lever of the liner, the height position of the water outlet is lower than the rated highest water level of the liner, the water outlet pipe is provided with an anti-siphoning channel, and air enters the water outlet pipe through the anti-siphoning channel when the water pump is in a stop state so as to prevent siphoning. The liquid heater is mainly used for reducing the height position of the water outlet and preventing the siphoning phenomenon from occurring.

The invention discloses double-sided anti-skid glass with a fragment polymerization function and a forming mold of the double-sided anti-skid glass, and belongs to the field of anti-skid glass. The double-sided anti-skid glass with a fragment polymerization function comprises a glass plate, a linear anti-skid filler is arranged in the glass plate, the linear anti-skid filler comprises center lines, a plurality of anti-skid balls which are uniformly arranged are arranged on the center lines, and the center lines penetrate through the interiors of the anti-skid balls and are fixedly connected with the anti-skid balls. According to the invention, the linear anti-skid filler is introduced into the glass plate, and an antiskid effect is achieved; through the linear anti-skid filler, the functions of bonding, adsorbing and polymerizing glass fragments can be achieved when the glass plate is broken, the situation of splashing of glass fragments is effectively reduced, and polymerization and rapid collection of the glass fragments are achieved; and the forming mold matched with the double-sided anti-skid glass in the scheme is further arranged, and the rapid forming process of the double-sided anti-skid glass is achieved.

The invention belongs to the technical field of buoyancy experimental devices, and particularly relates to a physical buoyancy experimental device facilitated students to understand and remember. Thephysical buoyancy experimental device includes a base, a supporting frame and a top seat, the top of the base is slidably connected with the supporting frame, and the top seat is fixed to the top of the supporting frame. When doing a buoyancy experiment, a teacher can generally demonstrate four processes to the students, and the first process refers to detect whether buoyancy is related to the density of displaced liquid or not; the second process refers to detect whether the buoyancy is related to the volume of an object immersed in the liquid or not; the third process refers to explore the relationship between the magnitude of the buoyancy and the magnitude of gravity acting on the displaced liquid, and the third process is usually proved by two different experimental methods; and experimental demonstration of these three processes takes a long time, after the experiment in the first process is completed, work of a motor a drives a placement plate to rotate to make a beaker b rotateto the lower part of a measuring block, so as to facilitate the teacher to carry out operation of the experiment in the second process.

The invention relates to the field of silk yarn processing, and particularly discloses a silk yarn elasticizing oil agent and a preparation method thereof.The silk yarn elasticizing oil agent is prepared from, by weight, 85-95 parts of base oil, 15-25 parts of an emulsifier, 20-30 parts of a detergent, 2-6 parts of an antistatic agent, 0.2-0.6 part of a penetrating agent and 0.5-1.5 parts of an anti-splashing agent; the prepared silk yarn elasticizing oiling agent has good antistatic performance, static accumulation in the polyester production process can be reduced, and the production efficiency is improved.

The invention relates to an efficient cooling and sampling device and belongs to the technical field of cooling liquefaction equipment. The efficient cooling and sampling device is characterized by comprising a cooling barrel body and a cooling pipeline and further comprises a rotary disc mounted on the bottom wall of the cooling barrel body, an empty cylinder, a stirring component mounted on theempty cylinder, a driving component and a lifting component; the cooling barrel body is filled with cooling water and is provided with a water inlet and a water outlet; the cooling pipeline is spirally arranged in the cooling barrel body and is provided with a water feeding hole and a sampling opening; the empty cylinder is connected with the rotary disc through a support rod and vertically penetrates through the middle of the cooling pipeline spirally arranged; the driving component is arranged on the cooling barrel body and is used for driving the empty cylinder to rotate so as to drive thestirring component to stir cooling water in the cooling barrel body; and the lifting component is arranged on the cooling barrel body and is used for driving the stirring component to go up and down.The efficient cooling and sampling device can improve the cooling effect of cooling water in the cooling barrel body when used, so that gas and liquid in the cooling pipeline are heated uniformly, a sampling failure is reduced, and unnecessary troubles are reduced.

The invention provides an automatic filling system for waterproof coating production, and belongs to the technical field of waterproof coating filling systems. The automatic filling system comprises a system processing seat, a one-way driving lifting platform mechanism and a coating storage and filling mechanism are arranged on the system processing seat, a partially telescopic sliding block is slidably arranged in the system processing seat, the partially telescopic sliding block extends in the direction of a containing table, dual-purpose arc sections are connected to the outer portion of the system processing seat in a vertically symmetrical and sliding mode, and a conversion motion assembly is connected between the dual-purpose arc sections and a lead screw. According to the automatic filling system for waterproof coating production, through the combined action of the one-way driving lifting platform mechanism, a filling extension opening, the partially telescopic sliding block, the conversion motion assembly and a synchronous part, the diffusion rate of a coating and the probability of coating splashing are greatly reduced, and therefore, the pollution degree of the coating filling environment and the integrity of the coating quality are improved, the working energy consumption of the whole production system is relatively reduced, and meanwhile, high production precision can be kept.

The invention discloses a whole hot wax coating device. The whole hot wax coating device comprises a plurality of coating assemblies, a liquid supply assembly, a miniature pump, a first flow passage and second flow passages, wherein the liquid supply assembly is used for supplying a lubricating liquid for the coating assemblies; the liquid supply assembly comprises a square liquid storage box, andthe multiple coating assemblies are arranged on the liquid storage box in parallel; the liquid storage box is provided with a containing cavity for storing the lubricating liquid, and the containingcavity is connected with the inlet end of the miniature pump through the first flow passage; the outlet end of the miniature pump is communicated with spray heads through the second flow passages; thefirst flow passage and the second flow passages are respectively in an L shape, and are arranged in the liquid storage box in a penetrating way. The whole hot wax coating device has the advantages that a plurality of groups of enameled wires can be lubricated, and the coating assemblies are assembled into an integrated structure.

The invention relates to a lengthwise cutting device used for tenon cheek machining. The device comprises a bottom plate, wherein a lifting platform is fixed on the upper end face of the bottom plate, a transversely arranged U-shaped rack is fixedly arranged at the upper end of the lifting platform, a bearing block is fixedly arranged at each of the upper end face and the lower end face of the U-shaped rack, an axle is arranged in each bearing block, a driven wheel is fixedly arranged at the rear part of each axle, a saw blade is fixed on the rear end of each axle, a tensioning pillar capable of rotating relative to the U-shaped rack is arranged at each of the upper side and the lower side of the left part of the rear end face of the U-shaped rack, and a guide wheel which is arranged on the U-shaped rack and can rotate relative to the U-shaped rack is arranged at the left side of each tensioning pillar. According to the invention, a motor is used for driving two driven wheels on the U-shaped rack to rotate, so as to drive the saw blades respectively connected with the corresponding driven wheels to cut timber of the tenon shoulder part, thus forming the tenon cheek. The lengthwise cutting device is matched with a device used for cutting the side face of the tenon cheek for use, thus greatly improving the tenon machining efficiency.

The invention provides integrated land and water self-adaptation mapping equipment for an intertidal zone. The integrated land and water self-adaptation mapping equipment comprises a high clearance four-wheel drive which comprises a drive body, and a mapping component is arranged on the upper rear portion of the drive body; extendable side skirts are arranged on the two sides of the drive body, and floats are fixedly connected to the side skirts. The mapping component comprises a supporting platform, a metal shell is arranged on the upper surface of the supporting platform, a GNSS receiver andan inertial navigation system are packaged in the metal shell, a laser scanner is connected to the metal shell, a metal frame is further arranged on the metal shell, the laser scanner is located in the metal frame, an industrial camera is connected to the metal frame, a connecting rod is connected to the industrial camera, and a GNSS antenna is arranged at the upper end of the connecting rod. A drag depth measuring device and a single beam depth measuring device are connected to the rear portion of the supporting platform. Through the integrated land and water self-adaptation mapping equipment for the intertidal zone, the multiple aspects of the carrier are optimized, and sufficient supports are provided when the blank region of the intertidal zone is measured.

The invention discloses a paint spraying device for building energy conservation. The device comprises a paint spraying platform, a discharge opening is formed in the top of the paint spraying platform, supporting rods are fixedly connected to an inner cavity of the discharge opening, a flow guide rod is fixedly connected to the sides, close to each other, of the two groups of supporting rods, a placing platform is fixedly connected to the top of the flow guide rod, a U-shaped bearing frame is fixedly connected to the bottom of an inner cavity of the paint spraying platform, and a liquid receiving box is movably inserted into the front side of the U-shaped bearing frame. The right side of the top of the paint spraying platform is fixedly connected with a supporting plate and a supporting seat, a cross beam plate is welded to the top of the supporting plate, an air cylinder is arranged at the top of the supporting seat, a bearing plate is connected to the left side of the air cylinder,paint spraying heads are arranged at the bottom of the bearing plate at equal intervals, the input ends of the tops of the paint spraying heads penetrate through the top of the bearing plate, and electromagnetic valves are arranged on the paint spraying heads. The structural design is reasonable, plates with different size specifications can be fixed conveniently, the uneven paint spraying situation is reduced, sprayed-out paint coating materials can be collected conveniently, and pollution to the working area environment is reduced.

The invention provides a skid-mounted liquid additive accurate adding device and method. The device at least comprises a prying frame, and a variable frequency motor, aliquid storage tank, liquid adding andpump injectionsystems and aliquid adding pry mixing manifold installed on the prying frame. A plurality of sets of liquid adding and pump injectionsystems are arranged; a plurality of sets of liquid adding and pump injectionsystems are arranged in parallel; each set of liquid adding andpump injection system at least comprises a liquid adding pump; the power input end of the liquid adding pump is connected with the power output end of the variable frequency motor; a liquid inlet of the liquid adding pump is communicated with the liquid storage tank, a liquid outlet of the liquid adding pump is divided into two paths, one path is directly connected with a liquid feeding manifold of a fracturing blender truck or a blending truck, the other path is connected with a liquid inlet of the liquid adding pry mixing manifold, and a liquid outlet of the liquid adding pry mixing manifold is connected with a liquid feeding manifold of the fracturing blender truck or the blending truck. According to the device, the link of manual mixing of liquid additives is omitted, the flow meter with higher precision is adopted for metering the liquid adding proportion in real time, accurate preparationof fracturing liquid is effectively achieved, the labor intensity of personnel is reduced, and the fracturing construction quality is improved.

The invention discloses a basketball hall floor processing device and a manufacturing process. The device comprises a supporting plate and a dust removal box located on the back face of the supporting plate, box doors are hinged to the dust removal box and a box body through hinges, the box body is fixedly installed at the bottom of the supporting plate, an adjusting mechanism is arranged on the back face of the supporting plate, and the adjusting mechanism is composed of two supporting seats, a stepping motor, a lead screw, a transmission block, a supporting rod, a supporting frame, a first threaded rod, a connecting block and a vertical rod. According to the basketball hall floor processing device, in the grinding processing process of wood floor raw materials through grinding rollers, an exhaust fan sucks wood dust generated in the grinding processing process into a dust filtering bag through a dust suction pipe and a protective cover by means of a telescopic hose and a supporting cover, the wood dust is filtered through the dust filtering bag, the wood dust stays in the dust filtering bag, therefore, the wood dust generated in the grinding processing process is adsorbed, and the influence of the wood dust on the body health of workers is reduced.

The invention provides integrated land and water self-adaptation mapping equipment for an intertidal zone. The integrated land and water self-adaptation mapping equipment comprises a high clearance four-wheel drive which comprises a drive body, and a mapping component is arranged on the upper rear portion of the drive body; extendable side skirts are arranged on the two sides of the drive body, and floats are fixedly connected to the side skirts. The mapping component comprises a supporting platform, a metal shell is arranged on the upper surface of the supporting platform, a GNSS receiver andan inertial navigation system are packaged in the metal shell, a laser scanner is connected to the metal shell, a metal frame is further arranged on the metal shell, the laser scanner is located in the metal frame, an industrial camera is connected to the metal frame, a connecting rod is connected to the industrial camera, and a GNSS antenna is arranged at the upper end of the connecting rod. A drag depth measuring device and a single beam depth measuring device are connected to the rear portion of the supporting platform. Through the integrated land and water self-adaptation mapping equipment for the intertidal zone, the multiple aspects of the carrier are optimized, and sufficient supports are provided when the blank region of the intertidal zone is measured.

The invention relates to an anti-splash device for a toilet bowl. The anti-splash device comprises a base ring and a diversion cover, the base ring is installed at a drain outlet of the toilet bowl, the diversion cover and the base ring are coaxially arranged, permanent magnet pieces with like poles repelling each other are embedded in the peripheral face, opposite to the base ring, of the diversion cover, and under the action of magnetic push, the diversion cover is suspended above the base ring; diversion plates which are distributed rotatioally and symmetrically are arranged on the outer ring surface and the inner ring surface of the diversion cover respectively. The device is simple in structure and convenient to install, droplet splashing can be effectively prevented without reassembling and re-disassembling the toilet bowl, it is effectively guaranteed that the ground below the toilet bowl is dry and clean, the environment of a public washroom is improved, and meanwhile the laborintensity of the cleaners is reduced.

The invention discloses a highland barley boiling and filling process and a filling device thereof, comprising the following steps in sequence: (1) boiling the raw highland barley with normal temperature water to 90°C; (2) boiling the highland barley in step (1) in Keep warm at 90-96°C for 15-25 minutes to get the ripe barley; (3) Take out the cooked barley and drain; (4) Mix the drained barley with sugar water, add baking soda to adjust the pH to 7.2-7.5 to obtain the mixed solution; (5) post-fill the mixed solution, and sterilize it at 115-125°C for 15-25 minutes in the filling container to obtain the matured highland barley mixture; (6) put the matured highland barley mixture in Heat preservation at 70-80°C for 0.5-1.5h to obtain the finished product. The process of the invention has the characteristics of stable filling and no regeneration, and at the same time, the device of the invention does not splash liquid when filling, the equipment is highly clean, and can also save resources.

The invention discloses a lubricating fluid coating device. The lubricating fluid coating device comprises a fixed block fixed to a rack, and the side, facing a worker, of the fixed block serves as anouter side face; the lubricating fluid coating device further comprises a movable block fixed to the outer side face of the fixed block in a face-attached mode; a groove is formed in at least one ofthe outer side face of the fixed block and the inner side face of the movable block in a sinking mode so that after the fixed block and the movable block are combined and fixed, the groove can form athrough hole allowing a varnished wire to move forwards due to combination of the fixed block and the movable block; and felt for lubricating the varnished wire is arranged in the through hole. The lubricating fluid coating device provided by the invention is of a split structure and has the advantage that a spray nozzle and the felt can be easily replaced in the operating process.

The invention relates to an aviation service, in particular to an aviation unattended meal delivery method, comprising the following steps: a rail is installed under a luggage cabinet overhead of a passenger, one end of the rail is arranged in a flight attendant work area, and the other end extends over the last seat of the passenger; An electric walking device connected with each other through achain is installed on the rail, a plastic spring is installed under the electric walking device through a universal ball, and a lunch box is suspended at the bottom of the plastic spring; The flight attendant work area is provided with a storage box capable of coiling an electric traveling device and a chain. The method can enable the flight attendant to directly put the corresponding food and beverage in the lunch box in the flight attendant work area, an electric travel device carries the lunch box to the passenger position, the flight attendant is not required to personally deliver the mealduring the entire process, and through the lunch box is suspend by a universal ball and a plastic spring, the amplitude of the lunch box jolting along with the plane is minimized, thereby greatly reducing the spatter of food and beverage.

The invention relates to a high-efficiency cooling sampling device, which belongs to the technical field of cooling and liquefaction equipment. The main points of the technical solution are as follows: a cooling barrel body that holds cooling water and is provided with a water inlet and a water outlet; and a cooling barrel spirally arranged in the cooling barrel body. The cooling pipe is provided with a water inlet and a sampling port, and also includes: a turntable installed on the bottom wall of the cooling barrel; a drum; a stirring component installed on the empty drum; a driving component installed on the cooling barrel for driving the empty drum to rotate, so as to drive the stirring component to stir the cooling water in the cooling barrel; The lifting component for driving the stirring component to rise and fall. When the sampling device of the present invention is used, the cooling effect of the cooling water in the cooling barrel can be improved, so that the gas and liquid in the cooling pipe can be heated evenly, the failure of sampling can be reduced, and unnecessary troubles can be reduced.

The invention provides an experimental paint washing basin which comprises a basin body, a collecting box and a baffle, wherein a plurality of upward extending brackets are arranged at the outer edge of the collecting box, the collecting box is detachably arranged in the basin body through the brackets, the baffle is located above the collecting box and is detachably arranged on the brackets, and the baffle is provided with a plurality of through holes which are evenly distributed. In addition, a clamp block for clamping the collecting box is arranged on the inner side of the basin body, each bracket is also provided with a supporting block for fixing the baffle, a clamp slot for clamping the basin body and a handle convenient for lifting the collecting box are also arranged at the top of the brackets, and at least two brackets are arranged. The experimental paint washing basin has the advantages and positive effects that the solvent splash situation can be reduced in pigment recovery, grinding balls can be effectively filtered, and the experimental paint washing basin has the advantages of being reasonable in design, efficient and durable and the like.

The invention relates to the technical field of household appliances, in particular to a washing machine and a door assembly control method for the washing machine. The invention aims to solve the problem of improving the flexibility of the opening and closing movement of the washing machine door. For this purpose, the present invention provides a washing machine, the washing machine includes a casing with an opening above the casing, wherein the washing machine further includes a door assembly, the door assembly includes a first door and a second door, the first door The body and the second door body are pivotably disposed on the first side of the opening and the second side opposite to the first side, respectively. By setting the door of the washing machine as a double door structure composed of a first door and a second door, the technical solution reduces the driving burden of the driving mechanism and improves the first door when the user or the driving mechanism opens or closes the door of the washing machine. The opening speed of the first door body and the second door body reduces the requirement on the working space of the washing machine door body during the opening and closing process.

The invention provides a New Jersey guard bar structure convenient to disassemble and a construction method. The New Jersey guard bar structure comprises a precast box beam and a guard bar rebar skeleton. The construction method comprises the steps that construction are arranged; measuring and setting-out are conducted; pre-embedded rebars arrangement is conducted; a sulphur mortar area is poured;rebars are machined and mounted; templates are mounted; concrete is poured; template disassembling and curing are conducted; a mortar protection layer is poured; blocks are connected; and when disassembling is conducted, firstly, a mortar protection layer is crushed, then the sulphur mortar area and the guard bar rebar skeleton are cut off, after nuts among the blocks, steel fasteners and pre-embedded screw rods on the top surface are disassembled, the blocks are hung away one by one, tools are picked up, and field is cleaned.According to the New Jersey guard bar structure convenient to disassemble and the construction method, the technology is reasonable, construction of the New Jersey guard bar with a cast-in-situ structure is simple, in the premise of not reducing the protection effectof the guard bar, the New Jersey guard bar structure convenient to disassemble is adopted, use of large-scale disassembling equipment is avoided, disassembling difficulty is lowered, fast disassembling of the cast-in-situ guard bar is achieved, thus the disassembling efficiency is improved, meanwhile the condition of concrete crushed-block splashing is reduced, and traffic safety is not influenced.

The invention relates to a civil building fabricated wall based on BIM and a construction method thereof. A flow guide cylinder is arranged on a grouting cylinder, one end of the flow guide cylinder communicates with the interior of the grouting cylinder, and the other end of the flow guide cylinder extends to the bottom of a grouting bin; a sealing ring is arranged in a grouting sleeve, the sealing ring sleeves a reinforcing steel bar, the inner side wall of the sealing ring and the outer side wall of the reinforcing steel bar are attached and sealed, the outer side wall of the sealing ring and the inner circumferential wall of the grouting sleeve are attached and sealed, and the sealing ring is in sliding fit with the grouting sleeve and the reinforcing steel bar in the axial direction at the same time; and in the initial state, the sealing ring is located at the connecting position of the grouting cylinder and the grouting sleeve, and the sealing ring seals a connecting opening of the grouting cylinder and the grouting sleeve. The problem that bubbles are prone to being generated in slurry during grouting in the grouting bin can be solved.