35 results about "Soft teeth" patented technology

A method of tooth treatment includes sensing a surface condition of tooth or gum and controlling ejection of a fluid jet against the tooth based on the sensed condition. The fluid may be a liquid and may be carried in a self-contained reservoir in a handle of a fluid ejection device. The liquid can be a cleansing solution and may contain cleaning particles. The ejection can be controlled to clean teeth at high pressure and to reduce pressure applied to gum, for example, to clean plaque. In some embodiments, the method may be used to remove soft tooth. The method may further include automatically scanning the fluid jet relative to a handle of an injection device. In an embodiment, the fluid is ejected by means of a fluid ejector comprising a stationary magnet assembly providing a magnetic field and a coil assembly, slidably disposed with respect to the magnet assembly, the coil assembly driving ejection of the fluid jet. Sensing the surface condition can include measuring a response of tissue to a mechanical perturbation and may include sensing an acoustic signal reflected from tissue. The mechanical perturbation can include applied force and the measured response can include deformation of the tissue. The method may further include mechanically disturbing the tissue with the fluid jet. A tooth treatment device includes a fluid ejector that ejects fluid against teeth and a servo controller controlling pressure of ejected fluid in response to a sensed surface condition. The fluid jet can have a diameter of less than 500 microns, a peak relative pressure of at least 1 kilopascal and velocity of at least 1 meter per second.

The invention provides an elevator traction machine, which comprises a permanent magnet synchronous motor, a traction wheel and a gear reducer, wherein the gear reducer is a small tooth differential planetary gear reducer, and has an external gear output structure in an NN type small tooth differential planetary drive structure; a planetary gear in the gear reducer has a double coaxial gear ring structure; and an axial distance a between a halfway line of an effective face width of an external gear and a halfway line of an effective face width of an internal gear is equal to 0 or less than or equal to 1 / 4 of the effective face width of the internal gear. Compared with the prior art, the elevator traction machine has a compact structure, works steadily, has high overload capacity, and has the transmission efficiency of over 90 percent; and a gear pair can be provided with a soft tooth surface, a processing technology is simple, and the cost is low.

A rotating device for a large aperture optical plane in absolute detection is disclosed. The device comprises a lifting rotary mechanism, a suspending rotary mechanism and a mirror frame. The liftingrotary mechanism is fixed on a top part of the mirror frame through a bottom plate, the suspending rotary mechanism is connected to the lifting rotary mechanism through a soft tooth synchronization belt, and the suspending rotary mechanism is also connected to the mirror frame through a load bearing steel wire. In the rotating device, friction between the soft tooth synchronization belt and a sideface of the large aperture optical flat mirror is used to drive the entire flat mirror to rotate on a chain consisting of a number of cylindrical plastic rolling wheels. Via the device disclosed in the invention, the large aperture optical flat mirror with a diameter greater than 300 mm can be rotated at any angle, and the device is suitable for realizing the rotation of the large aperture flat mirror in processes of absolute detection of the large aperture and high precision optical plane.

The invention relates to an optical cable connector for device access and an optical installing and sealing component of the optical cable connector for device access. The optical cable installing and sealing component comprises a supporting cover and coordinating potions of mounting holes, wherein the supporting cover extends forward and backward in a radial direction, the coordinating portions of mounting holes are arranged in the periphery of the supporting cover, and the apertures of the coordinating portions of the mounting holes are smaller than the apertures of the corresponding mounting holes of the connector arranged on the panels of the device. Seal covers made of soft materials are sleeved on the coordinating portions through axial limiting structures, and one soft tooth capable of being transformed telescopically or a plurality of annular soft teeth capable of being transformed telescopically along an axial direction in intervals is / are arranged integrally on the seal cover. During the process that the soft teeth are merged from back to front into a corresponding mounting hole of the connector, the soft teeth are squeezed in a radial direction to deform by the cooperation of the supporting cover and the hole wall of the mounting hole of the corresponding connector, and fill a gap between the supporting cover and the mounting hole of the connector when the cooperating portions of the installing holes are completely merged in the installing holes of the connector, and therefore a seal is formed. The invention provides an optical installing and sealing component, wherein the optical installing and sealing component is simple in structure, low in cost, and can achieve fast sealing installation with a corresponding panel.

The invention relates to the technical field of cutting machines, and discloses a marble cutting machine capable of preventing dust from flying. The marble cutting machine comprises a mounting base, wherein an anti-skid bearing pad is fixedly arranged at the bottom of the mounting base, a machining base is fixedly arranged at the top of the mounting base, and electric adjusting bases are fixedly arranged on the left side and the right side of the machining base. According to the marble cutting machine capable of preventing the dust from flying, movable clamping plates are movably arranged on the opposite sides of two clamping bases, so that a user can control the movable clamping plates and fixed clamping plates to stably fix a marble slab to be machined through an adjusting rotating table, meanwhile, the two fixed clamping plates and the movable clamping plates are U-shaped plates, so that the problem that the marble slab to be machined cannot be cut through a cutting rotating table can be avoided; and meanwhile, anti-skid soft teeth are formed in the opposite sides of the fixed clamping plates and the movable clamping plates, so that the stability of the marble slab to be machined during clamping can be guaranteed, and the phenomenon that the product quality is damaged due to loosening deviation generated during cutting is effectively avoided.

The invention discloses a right-angle output steel ball speed reducer. The right-angle output steel ball speed reducer comprises an input shaft and an output shaft; input shaft supporting bearings arearranged at the two ends of the input shaft; a plurality of steel ball slideways are arranged on the middle part of the input shaft at equal distance and are positioned between the two input shaft supporting bearings; a first output shaft supporting bearing and a second output shaft supporting bearing are fixed at the two ends of the output shaft correspondingly; a steel ball base output disk isarranged and fixed on the output shaft; and steel balls are arranged in the ball base. The workpieces of the invention are made of high-strength alloy steel and tungsten steel, the problem that the existing right-angle output steel ball speed reducer has low soft tooth surface strength and short life is solved, the service life is prolonged, the engaged gap adopts adjustable design, and the problem of unstable precision caused by processing error is solved. By the transmission mode, the precision of the speed reducer is greatly improved, the demand on high-precision transmission speed reducersin China is met, foreign monopoly is broken, and the right-angle output steel ball speed reducer is convenient to use.

The invention provides an anti-slip and drainage floor which comprises a floor base material, edge protecting profiles, a mounting connecting piece, a lamp belt and a connecting inserting piece. The width direction of the floor base material is extended by a mounting connection profile, and the floor base material is fixedly mounted through the mounting connection profile; and the length directionof the floor base material is extended by the connecting inserting piece, and the edge protecting profiles are mounted at the edges of the periphery of the floor base material. By adopting the multifunctional floor base material (a hollow floor with a soft tooth-shaped anti-slip surface, drainage grooves and a lampshade), water on the anti-slip and drainage floor can be drained out of the interiors of the profiles through hidden drainage holes in the surface drainage grooves, thus the anti-slip and sewage-discharging self-cleaning effects are achieved, the ground light guidance function is achieved, and the problems that as for existing waterish ground floor materials, water on the surface of floors cannot be effectively discharged completely, consequently the anti-slip effect of the floors is reduced, and the floors are inconvenient to clean and do not have the light guidance function are solved.

The invention provides a dentition orthodontic brace and a manufacturing method thereof. The dentition orthodontic brace can be arranged in the oral cavity of a dental patient to treat mouth breathing, snoring and sleep abortion and correct tooth deflection, dislocation and malocclusion of the upper jaw and the lower jaw. The dentition orthodontic brace comprises a hard upper tooth socket part, a hard lower tooth socket part and a soft tooth socket part, and is formed by pressing and closing an upper die and a lower die and then injecting rubber or silica gel. After the rubber or silica gel is hardened, the dentition orthodontic brace can be formed. The dentition orthodontic brace has the treatment functions of mouth breathing, snoring and sleep abortion, and has the dual effects of tooth and dental arch dentition correction.

The invention relates to a multifunctional writing correcting pen cover with soft teeth and a using method thereof. The multifunctional writing correcting pen cover comprises a correcting cover body which can be fixed on a pen. The correcting cover body comprises a circular-truncated-cone-shaped penholder cover and an annular ring cover, the ring cover is arranged on the outer cambered surface of the penholder cover, obliquely arranged relative to the vertical direction of the penholder cover and integrally connected with the penholder cover. The ring cover is internally provided with the soft teeth facing the center of a circle. One correcting pen cover can be shared by many people. The multifunctional writing correcting pen cover has the advantages of being simple in structure, low in cost and easy to manufacture and use. By means of the multifunctional writing correcting pen cover, a user can grasp the correct gesture of holding the pen and the writing method better and can write more beautiful words. The multifunctional writing correcting pen cover is suitable for any writing pen.

The invention discloses an anti-skid device of rail wheel type ballast raking equipment, comprising a rail wheel (1) movably fixed on a rotating shaft of the ballast raking equipment, a rail wheel tooth-shaped sleeve (2) fixedly installed on the outer circumference face of the rail wheel, and a rail soft tooth sleeve (3) fixedly installed on the working face of a rail (4) matched with the rail wheel. The rail wheel tooth-shaped sleeve is matched with the rail soft tooth sleeve in tooth shape. The rail wheel tooth-shaped sleeve and the rail soft tooth sleeve are made of plastic or rubber. The ballast raking equipment can cause larger friction between the rail wheel and the rail when in excavation since the wear-proof rail wheel tooth-shaped sleeve is installed on the rail wheel and the wear-proof rail soft tooth sleeve matched with the rail wheel tooth-shaped sleeve in tooth shape is installed on the rail. The friction and the reacting force exerted on the ballast raking equipment in excavation are a pair of acting force and reacting force which are restricted and balanced with each other. Therefore, the rail wheel type ballast raking equipment can be balanced and not cause movementwhen in excavation, thereby increasing the working stability of the rail wheel type ballast raking equipment and improving the excavating efficiency of the rail wheel type ballast raking equipment. When the rail wheel type ballast raking equipment walks, the rail wheel type ballast raking equipment can rapidly walk on the rail just by dismounting the rail wheel tooth-shaped sleeve and the rail soft tooth sleeve and installing bolts.

The invention discloses a grease-lubricated harmonic deceleration drive device and a lubricating method thereof. The motor output shaft drives a wave generator to rotate, and the teeth of the flexible wheel mesh with the teeth of the output rigid wheel, so that the output rigid wheel rotates and the output rigid wheel rotates. The wheel is connected with the drive shaft, and drives the drive shaft to rotate after deceleration, and provides radial and axial support to the drive shaft through the bearing. The drive shaft is supported by the bearing and rotates freely around the center line of rotation. The input rigid wheel and the output are on the gear meshing surface. Perfluoropolyether grease (601EF) is applied to the meshing part of the rigid wheel and the flexible gear teeth for vacuum grease lubricating film treatment, and the flexible bearing cage is treated with vacuum oil immersion; the oil immersion rate is controlled at 15% of the weight of the cage. 20%; creates a tortuous path between the drive shaft and stop lubricating surface and the outer surface. The use of the lubricant of the invention is not easy to volatilize and run off, greatly reduces the loss of the lubricant under the condition of low air pressure, and effectively increases the service life of the lubricant.

A low-noise electric scooter comprises a saddle body and a steering body, and is characterized in that the saddle body and the steering body are connected through a telescopic connecting rod; and a control pedal controlled by two feet is arranged on the steering body. And a driving wheel is assembled on one side of the saddle body. A transmission cavity is formed in the driving wheel, a speed reducer is assembled in the transmission cavity, a gear and a gear ring in the speed reducer comprise a hard tooth part and a soft tooth ring which is coaxial with the hard tooth part and has the same width as the hard tooth part, a tooth groove which can be meshed with hard teeth is annularly formed in the soft tooth ring, and the speed reducer is in meshing transmission through the soft tooth ring and the hard tooth part. Compared with the prior art, steering of the vehicle body can be achieved by controlling the pedal, and the travel requirements of the disabled are met. The speed reduction transmission structure is arranged in the driving wheel, later maintenance and replacement are facilitated, and the gear structure for transmission adopts the assembly design of the soft gear ring and the hard gear part, so that the noise is low and the abrasion is low during gear transmission.

The invention discloses a fixing device of a solar water heater. The fixing device includes bases, first vertical rods, second vertical rods, cross bars and mounting plates; the second vertical rods are connected to the first vertical rods through connecting rods, second rollers are movably arranged in the first vertical rods, the cross bars are connected to the second rollers through roller brackets, a rotating shaft is installed on the lower surface of one end of each cross bar, and hard teeth and soft teeth are installed in each rotating shaft and meshed with each other. Limiting blocks arerotatably installed on the hard teeth and rotatably clamped to limiting ports, limiting teeth are formed in the cross bars, first rollers are arranged on one sides of the limiting teeth and connectedto the mounting plates through roller brackets, a sliding groove is formed in each mounting plate, a sliding block is movably placed in each sliding groove, a clamping block is connected to the top of each sliding block, and screws are fixed to the surfaces of the clamping blocks. By adopting the fixing device capable of moving vertically and transversely, four legs of the solar water heater canbe fixed at different intervals to achieve the optimal stable state.

The invention relates to a fixed support based on oral implantation. The fixed support comprises a mounting bottom plate; vertical bases are slidably connected to two sides of the mounting bottom plate; mounting cavities are formed in the tops of the vertical bases; screw rods are rotatably connected to the interiors of the mounting cavities; the screw rods are connected with and drive mounting bases slidably connected with the mounting cavities; each mounting base is sequentially in hinged connection with a connecting rod and a support seat; and a tooth protection frame is arranged at the end, far away from the corresponding connecting rod, of each support seat. The distance between the vertical bases is adjusted in a sliding mode; due to the fact that the mounting bases, the connecting rods and the support seats are matched, an adjustable connecting rod structure can be formed, and the direction and the position can be conveniently adjusted according to the use conditions of different patients; the screw rods are rotated and the mounting bases are driven to ascend and descend; the distance between the two groups of tooth protection frames in the vertical direction is adjusted, and the upper jaw and the lower jaw of the oral cavity are supported by the tooth protection frames; the inner walls of the teeth in the oral cavity are protected and supported by soft tooth protectionsleeves in a shape following manner, so that the oral cavity is fixed and dental implantation is protected; and use is more convenient.

The invention provides an anti-slip device. The anti-slip device is used for externally sleeving a steel strand, close to one end of a fixing column, with an epoxy resin outer surface layer. The anti-slip device comprises a force distribution sleeve; the inner side wall of the force distribution sleeve is provided with a plurality of annular gears, the annular gears are provided with inner hard teeth and outer soft teeth covering outer surfaces of the inner hard teeth, hardness of the inner hard teeth is smaller than that of the steel strand, and hardness of the outer soft teeth is smaller than that of the inner hard teeth; on an axial section, the inner hard teeth are outwardly-extruded convex peaks with smooth curves, and the outer side of each outer soft tooth is provided with a pair ofconvex heads forked towards to ends; in mounting, the convex heads are extruded into the epoxy resin of the steel strand and contact with the steel strand to form an anti-slip layer through bending and deformation. By arrangement of the inner hard teeth and the outer soft teeth with the convex heads, clenching force of the steel strand with the epoxy resin layer is greatly increased, and weak tensile resistance caused by proneness to relative slipping between the anti-slip device and the steel strand is avoided.

A new method of exterminating or repelling certain disease- or malady-causing parasites in humans and animals using the radio frequencies of human immune system defense chemicals benzoquinone and / or rhodizonic acid superimposed upon small bottles of plain water which is then ingested by the human or animal. The radio frequencies of human immune system defense chemicals superimposed upon small bottles of plain water create facsimiles of those human immune system defense chemicals.

The invention discloses a butterfly hair ornament hair clasp which is provided with an arc-shaped hair clasp body, wherein a plurality of soft teeth are arranged on the left and right sides as well as the middle part of the inner surface of the hair clasp body; a butterfly ornament is arranged on the outer surface of the hair clasp body; the butterfly ornament is formed by pressing a plurality layers of single plates together and milling and polishing the single plates; the plurality layers of single plates comprise a colored flake board a, a pearly luster flake board and a colored flake board b in sequence from top to bottom; crystals and pearls are embedded in the outer surface of the butterfly ornament to form decorative patterns on wings of a butterfly; the hair clasp body is made of a colored pearly luster board. The butterfly hair ornament hair clasp is simple in structure, high in compactibility, convenient for manufacturing and long in service life; the ornament is rich in color, high in permeability, vivid and delicate in shape and lifelike; the whole ornament is attractive; the soft teeth of the hair clasp ensure that the hair clasp is not easy to fall off and can achieve the effect of soothing the scalp, so that a user feels more comfortable when wearing the butterfly hair ornament hair clasp.

The invention discloses an anti-snoring device with two coated sides. The inner side of a dental brace body is wrapped with a soft tooth diaphragm, the outer side of the dental brace body is coated with a hard tooth diaphragm, and the wearing comfort is improved while the durability of the anti-snoring device can be improved. The invention further provides a manufacturing method of the anti-snoring device with the two coated sides. The anti-snore device can fully accord with the oral structure of a wearer, and the discomfort feeling caused by alloy materials is overcome.

The invention discloses a liquid outlet massager which comprises a liquid storage assembly and a toothed plate. The toothed plate is connected with the liquid storage assembly to form at least one liquid storage cavity, a plurality of liquid outlet teeth are arranged on the toothed plate and are soft teeth, at least one liquid outlet hole is formed in the tips of each liquid outlet tooth and communicated with the liquid storage cavity, and after the liquid outlet teeth are pressed, liquid can be discharged from the liquid outlet holes. By slightly pressing the liquid outlet massager, the heads(namely the tips) of the liquid outlet teeth make contact with the skin, the liquid outlet teeth deform through external force in the massage process to enable the internal pressure intensity to be smaller than the atmospheric pressure to discharge liquid, the massage effect can be achieved while care liquid is guided out, and when the soft tooth structures are used for massaging by contact, thephenomena of pain, hair pinching or skin scratching are avoided. Compared with an existing high-hardness hardware liquid outlet massager or a liquid outlet massager needing pump pressure, the liquid outlet massager has the advantages of being smooth in liquid outlet, high in comfort level, simple in structure, low in machining process requirement and the like, and the production cost is effectively reduced.

The invention discloses a full-three-dimensional active long-acting face lifting support. The full-three-dimensional active long-acting face lifting support comprises an elastic main body and one or more three-dimensional lifting tooth sets located on the elastic main body and used for three-dimensionally penetrating into a fascia layer, and each three-dimensional lifting tooth set comprises at least three columns of soft teeth which are located on the elastic main body and sequentially arranged in the longitudinal direction of the elastic main body. Each column of soft teeth are arranged in an equal spacing manner. The elastic main body and the soft teeth are silicon rubber pieces which cannot be absorbed and metabolized by a human body. According to the full-three-dimensional active long-acting face lifting support, the elastic main body is provided with the three-dimensional lifting tooth sets used for three-dimensionally penetrating into the fascia layer, so that the soft teeth penetrate into the fascia layer from different angles to form a three-dimensional structure, and soft tissue of faces is comprehensively supported, lifted and collected in a three-dimensional mode, so that the loose and drooping soft tissue of the faces is comprehensively and stereoscopically improved.

The invention relates to the technical field of combs, and discloses a knot opening cat claw comb which comprises a handle, a cat-claw-shaped comb head is fixedly connected to the top of the handle, comb teeth are fixedly connected to the front surface of the cat-claw-shaped comb head, and a decorative paillette is fixedly connected to the rear surface of the cat-claw-shaped comb head; and soft teeth are fixedly connected to the central part of the front surface of the cat-claw-shaped comb head. The special cat-claw shape is adopted, the structure is novel, the high teeth and low teeth are designed, knot opening is convenient, the height of the comb teeth is gradually changed, the comb teeth are gradually lowered from outside to inside, spherical arc transition is achieved, the comb better fits the head shape of the human body, the head contact area is larger, and use is more comfortable.

The invention relates to a cutting device for tooth-shaped packaging paper. The cutting device comprises a rectangular frame, wherein a vertical strip-shaped hole is formed in the left side face and the right side face of the rectangular frame respectively, a first rotary shaft is installed in the two strip-shaped holes, a second rotary shaft is movably installed at the lower portion of the rectangular frame and is parallel to the first rotary shaft, and the first rotary shaft and the second rotary shaft can rotate with respect to the rectangular frame. Two ends of the first rotary shaft penetrate through the left side face and the right side face of the rectangular frame respectively to be movably provided with a bolt respectively, and the other end of each bolt penetrates through a fixing block arranged on the corresponding side of the rectangular frame and is connected with a rotary handle. The cutting device adopts a toothed disc replacing a round blade to cut the tooth-shaped paper, can smoothly cut the tooth-shaped paper and can smoothly cut soft tooth-shaped paper with a sparse tooth-shaped structure, and cutting trails are smooth. Compared with a blade cutting mode, cutting mark tearing caused by the mode that soft-textured or thinner tooth-shaped paper is cut by adopting the blade is avoided.

The invention belongs to a cutter for machining a straight bevel gear, and belongs to the technical field of gear machining equipment. The cutter is a hobbing cutter; the shape of the cutter body is the same as that of a matched gear of a machined gear; more than four cutter teeth are uniformly distributed on each straight tooth, and a tooth groove is formed between every two adjacent cutter teeth in the tooth width B direction of the cutter; a top edge and a side edge which are connected in sequence are arranged on the tooth top of each cutter tooth; a chip containing groove is formed between every two adjacent straight teeth; the tooth width B of the cutter is larger than the tooth width of the straight bevel gear to be machined; the cross section of each cutter tooth is trapezoidal or rectangular; the cutter is used for semi-finishing the soft tooth surface of the straight bevel gear, finishing a workpiece and removing burrs. According to the cutter, continuous generating machining of the straight bevel gear can be achieved on a common gear hobbing machine, and a special bevel gear machining machine tool does not need to be used; the problem that intermittent indexing is needed during traditional gear milling machining and gear shaping machining is solved, the production efficiency and the quality stability of machined products are greatly improved, and the production cost is reduced.

The invention discloses a learning device for 3D modeling. The learning device for 3D modeling comprises a computer display screen, a digital drawing board, a platform and a fixed base, wherein a sleeve rod is welded to the upper end of the fixed base, a squeezing screw is fixed to one side of the top end of the sleeve rod, an inner rod fits one end of the squeezing screw, and is movably containedin the sleeve rod, a second rotating shaft is installed at the top end of the inner rod, and hard teeth and soft teeth are arranged inside the second rotating shaft, and are mutually engaged; the platform is arranged at the top end of the second rotating shaft, a containing groove is formed in the top end of the surface of the platform, the computer display screen is arranged in the containing groove, and is rotationally connected through a first rotating shaft, the digital drawing board is embedded into the bottom end of the surface of the platform, and magnets are arranged on one side of the digital drawing board. According to the learning device for 3D modeling, a learning platform is provided for persons needing to learn 3D modeling, learning data playing on the computer display screen on the platform and manual drawing can be simultaneously carried out, learning is achieved while looking, and memories can be strengthened.

The disabled seat with the low-noise precise speed reducer is substantially characterized by comprising a driving mechanism, the driving mechanism comprises a driving shaft and a speed reducing shaft, the driving shaft is connected with a driving motor, and a first compound gear is further assembled on the driving shaft. The first compound gear is meshed with a second compound gear, the second compound gear is fixed to a speed reduction shaft, and the two ends of the speed reduction shaft are connected with large wheels of the electric wheelchair. The compound gear is characterized in that the compound gear comprises a gear body, and the gear body is provided with a hard tooth part and a soft tooth part adjacent to the hard tooth part. Gear teeth integrally formed with the gear body are annularly arranged on the hard tooth part, an axially expanded annular groove is formed in the soft tooth part, and a soft gear ring is assembled in the annular groove. Compared with an existing rigid meshing transmission technology of gears, transmission is carried out through meshing of the gear teeth and the soft gear ring, the low-speed transmission device is suitable for the field of low-speed transmission, noise is extremely low, and the abrasion rate is greatly reduced.

The invention discloses a flushing device for a full throat cannula. The device comprises a bearing plate, a supporting plate is fixedly connected to the lower surface of the bearing plate, and a liquid collection box is fixedly connected to the upper surface of the bearing plate; a collection hole is formed in the inner bottom wall of the liquid collection box, the inner wall of the collection hole penetrates through and extends to the lower surface of the supporting plate, and a water guide cylinder is fixedly connected to the lower surface of the supporting plate. According to the flushingdevice for the full throat cannula, a press handle is pressed, the full throat cannula is fixed between a first positioning block and a second positioning block, a high-pressure water gun conveys cleaning fluid into a high-pressure hose, the cleaning fluid in the high-pressure hose enters a water guide hole through a flushing hole, and after the flow direction of the cleaning fluid is changed by the water guide hole, the cleaning fluid is sprayed on power blocks; the power blocks drive a steel wire hose, brushing blocks and brushing soft teeth to quickly rotate, the steel wire hose quickly rotates so that the cleaning fluid in the steel wire hose can flow out from a water outlet at high speed under the effect of centrifugal force, and after being decelerated by a buffer net in a water outlet cylinder, the cleaning fluid is evenly distributed on the brushing blocks and the brushing soft teeth.