69 results about "Rotated tooth" patented technology

The invention provides an invisible orthodontic appliance assembly and a mounting method and application thereof, the invisible orthodontic appliance assembly is used for treating twisted teeth, and the invisible orthodontic appliance assembly comprises an invisible orthodontic tooth socket at least comprising a twisted tooth part, a first adjacent tooth part and a second adjacent tooth part; a local grinding area is arranged at the torsion tooth part, and the surface of the torsion tooth is exposed; the torsion tooth correction assembly comprises a self-ligating bracket, a first arch tube, a second arch tube and an arch wire, wherein the self-ligating bracket is fixed on the surface of a torsion tooth; the first arch tube is arranged on the surface of the first adjacent tooth part, and the second arch tube is arranged on the surface of the second adjacent tooth part; the arch wire comprises a fixed end and a free end, the fixed end is fixed in the first arch tube, and the free end is accommodated in the second arch tube; the middle part of the arch wire is fixed in the self-ligating bracket to form a locking state, and the resilience force generated by the deformed arch wire is used for correcting the twisted teeth. Through the synergistic effect of the invisible orthodontic tooth socket, the self-ligating bracket, the arch tube and the arch wire, efficient orthodontic of twisted teeth is realized.

Electric toothbrush (1) comprising an electric motor as well as a brushing organ (3) of the teeth connected to said electric motor to be rotated by the latter, said electric toothbrush (1) being characterized in that it comprises a device for measuring an electrical quantity representative of a contact pressure between the brushing organ (3) and the teeth, as well as a processing unit connected to said measurement device to emit a first warning signal when the value of said electrical quantity measured by said measurement device is greater than a predetermined threshold.Oral hygiene instruments.

The invention relates to the technical field of clinical sputum suction, and discloses a sputum suction device for tracheal intubation, which comprises a sputum aspirator, a rotating ring and rotating teeth are designed, so that the top of a collecting bottle can be closed when sputum remained in the collecting bottle is cleaned and replaced, the sputum in the collecting bottle can be effectively prevented from being exposed in the air, and the sputum in the collecting bottle is prevented from being damaged. The problems that in the prior art, due to the fact that the sputum in the patient is sucked, bacteria in the sputum escape in the air, the surrounding environment is affected, and patients in the same ward are affected are solved, rotating teeth arranged on the inner side of a rotating ring can be meshed with fixed teeth arranged on the outer side of a rotating cylinder, the rotating ring is rotated, a closing plate rotates with the rotating cylinder as the base point, and the purpose of opening the closing plate is achieved; the sputum collecting bottle is simple in structure, meanwhile, sputum in the collecting bottle is effectively prevented from being exposed in the air, and the probability of cross infection caused by bacteria and pathogens in the sputum in the form of aerosol is effectively reduced.

The utility model discloses a pipe fitting post-welding rounding device which comprises a bottom plate, a pushing assembly is arranged on the right side of the top of the bottom plate, a mounting seat is fixedly connected to the left side of the top of the bottom plate, a polishing assembly is arranged on the right side of the mounting seat, a fixing mechanism is arranged in the mounting seat, and the fixing mechanism comprises a fixing assembly and a polishing assembly. Comprising a rotating fluted disc rotationally mounted in a mounting base, an arc-shaped groove is formed in the surface of the rotating fluted disc, an inclined groove is formed in the surface of the rotating fluted disc, and a fixing block slides in the rotating fluted disc through a transmission assembly; the utility model relates to the technical field of pipe fitting machining. According to the rounding device for the welded pipe fittings, under the driving of the driving motor, the three sets of fixing blocks synchronously slide towards the center, so that the pipe fittings of different sizes are clamped and fixed, the pipe fittings are kept stable in the subsequent rounding operation, and the rounding quality is improved.

The invention relates to the field of gear detection, in particular to a herringbone tooth centering detection method, which comprises the following steps of: selecting four measuring balls with consistent parameters, and measuring a herringbone tooth with an even number of teeth: respectively putting the two measuring balls into a first tooth groove of a left-handed tooth surface and a first tooth groove of a right-handed tooth surface, the other two measuring balls are respectively placed in the (m / 2) th tooth groove of the left-handed tooth surface and the right-handed tooth surface; connecting the central points of the two measuring balls on the same spiral tooth surface, and measuring an included angle between the connecting lines; the method comprises the following steps of: measuring a herringbone tooth with an odd number of teeth: respectively putting two measuring balls into first tooth grooves of a left-handed tooth surface and a right-handed tooth surface, respectively putting the other two measuring balls into (n + 1) / 2 tooth grooves of the left-handed tooth surface and the right-handed tooth surface, respectively connecting the central points of the two measuring balls positioned on the same-handed tooth surface, and measuring an included angle between the connecting lines; and if the measured included angle value is greater than the preset value, the herringbone teeth are not centered. By implementing the scheme, the detection cost of herringbone tooth centering detection is reduced, and the detection range is expanded.

The utility model discloses an equipment support with characteristics of easy rotation and high-strength fixation, which comprises a support arranged on the side edge of an equipment main body and a rotary positioning assembly, the rotary positioning assembly comprises a knob and a stud, a silica gel pad is arranged at the bottom of the stud, an extrusion sheet is arranged on one side of the silica gel pad, an inner ring tooth head is arranged on one side of the extrusion sheet, and an outer ring tooth head is arranged on the other side of the extrusion sheet. A rotary tooth piece is arranged on the side, facing the equipment body, of the extrusion piece, a tooth hole is formed in the rotary tooth piece, a tooth face surrounding the tooth hole is arranged on the side, facing the equipment body, of the rotary tooth piece, and a nut seat is arranged at the position, corresponding to the rotary tooth piece, of the equipment body. A corresponding nut is arranged in the nut seat, a fluted disc meshed with the tooth surface is arranged on the outer ring of the nut, and the rotating tooth piece fixes the rotating angle of the support after rotating deformation towards one side through the rotary knob. The utility model solves the problems that the equipment fixing bracket in the prior art is lack of smooth rotation and is easy to loosen.

The application provides a neck exercise device, which comprises a fixing ring, a rotating tooth ring, a bandage, a head cover mechanism, a front and back rotating mechanism, a vertical rotating mechanism and a driving mechanism; the rotating tooth ring is coaxially arranged on the fixing ring and can rotate; the bandage is arranged on the fixing ring; the head cover mechanism is rotatably arranged on the rotating tooth ring; the front and back rotating mechanism is rotatably arranged on the rotating tooth ring and can drive the head cover mechanism to rotate forward and backward; the vertical rotating mechanism is rotatably arranged on the fixing ring and can drive the tooth ring to rotate forward and backward; and the driving mechanism is telescopically arranged on the fixing ring and can drive the vertical rotating mechanism to rotate after driving the front and back rotating mechanism to rotate. The neck exercise device can drive the neck of a patient to rotate forward, backward, leftward and rightward.

The utility model discloses a durable type spring force adjusting device and upturning support, the durable type spring force adjusting device comprises a spring, a protective shell, an adjusting screw, an adjusting screw rod and a spring pressing block, one end of the adjusting screw is provided with rotating teeth, one end of the adjusting screw rod is provided with clamping teeth, the rotating teeth are meshed with the clamping teeth, the spring pressing block is sleeved on the adjusting screw rod, and the spring pressing block is sleeved on the adjusting screw rod. One end of the spring abuts against the spring pressing block, the protective shell is provided with a first containing cavity and a second containing cavity, the adjusting screw is arranged in the first containing cavity, one end of the adjusting screw rod is located in the second containing cavity, and the first containing cavity is communicated with the second containing cavity. By arranging the protective shell and the two containing cavities, mounting of the adjusting screw and the adjusting screw rod is facilitated, the adjusting screw makes contact with the protective shell when rotating, external supporting blocks cannot be abraded, the external shell structure is protected, matching of rotating teeth and clamping teeth is guaranteed, the service life of the adjusting screw is prolonged, and the service life of the adjusting screw is prolonged. And the adjusting effectiveness of the adjusting screw on the adjusting screw rod is kept.

The invention belongs to the technical field of sewage treatment, and particularly discloses a decentralized sewage treatment water inlet automatic adjusting device and method.The decentralized sewage treatment water inlet automatic adjusting device comprises a water inlet channel, an arc-shaped bottom groove is formed in the inner side of the water inlet channel, two rotating rollers are arranged at the top of the water inlet channel, and the ends of the rotating rollers are connected with a power component; tooth grooves are formed in the surfaces of the rotating rollers, the outer sides of the two rotating rollers are rotationally sleeved with two tooth sleeves, teeth on the inner side walls of the tooth sleeves are matched with the tooth grooves of the rotating rollers in a meshed mode, and the rotating rotating rollers enable the adjacent rotating rollers to rotate synchronously through the tooth sleeves. According to the sewage treatment device, the rotating gear sleeve drives the filtering frames to rotate clockwise by utilizing the connecting plate and the outer frame, the filtering frames moving into the arc-shaped bottom groove collect impurities in sewage by utilizing the arc-shaped filtering frames, and the plurality of arc-shaped filtering frames sequentially and continuously filter the sewage impurities in the arc-shaped bottom groove, so that the sewage treatment efficiency is improved.

The utility model discloses a glasses frame with folding and locking functions, and relates to the technical field of glasses frames. The pair of glasses comprises two glasses frames, two first glasses legs and two second glasses legs, wherein the two glasses frames are rotationally mounted through screws. When the folding mechanism is folded to a preset angle, the contact position of the elastic assembly and the rotating teeth is located between the two teeth of the rotating teeth, and then the clamping mechanism is rotated by hand, so that the clamping mechanism moves towards the direction of the elastic assembly and locks the elastic assembly; then the elastic assembly locks the rotating teeth by utilizing the radian between the two teeth of the rotating teeth, then the rotating teeth lock the first glasses leg, and as the elastic assembly and the clamping mechanism are both located in the glasses frame, the glasses frame and the first glasses leg are also locked, and it is ensured that in the using process, the glasses frame and the first glasses leg are not prone to falling off. And after the glasses frame is adjusted to a proper position, the glasses frame cannot be changed, so that the wearing comfort and stability are guaranteed.

The utility model discloses a self-cleaning bubbling spiral-plate heat exchanger, which relates to the technical field of bubbling spiral-plate heat exchangers and comprises a body and a cleaning component, a maintenance port is arranged on the surface of the body, a heat exchange tube is arranged in the body, the cleaning component for self-cleaning the inner wall of the body is arranged on the inner wall of the body, and the cleaning component is arranged on the inner wall of the body. And the cleaning assembly comprises a brushing ring, a mounting frame, a movable groove, rotating teeth, a control rod and a limiting rod, the mounting frame is connected to the inner side of the brushing ring, the movable groove is formed in the mounting frame, and the rotating teeth are arranged in the movable groove. According to the self-cleaning bubbling spiral plate heat exchanger, a control rod rotates and moves under the action of a top motor and a waterproof electric push rod, the control rod drives rotating teeth to rotate on the inner side of a movable groove, after the movable groove and the rotating teeth are meshed, a cleaning and brushing ring moves, and the cleaning and brushing ring rotates and moves in the device body to conduct self-cleaning treatment on the interior of the device body; and manual cleaning steps are reduced.

The invention belongs to the technical field of winding discs, and discloses a winding disc with a notch, the winding disc comprises a winding disc main body, a C-shaped toothed plate is movably mounted at the top end of the winding disc main body, a driving motor is movably attached to the outer wall of the C-shaped toothed plate, a rotating toothed plate is arranged in the notch in the C-shaped toothed plate, and the rotating toothed plate is connected with the C-shaped toothed plate through a connecting rotating shaft; an opening is formed in the center position of the winding disc body, a cable is arranged in the opening, and a membrane containing assembly and an adjusting assembly are installed on the C-shaped toothed plate. By disconnecting the connecting screw from the C-shaped toothed plate and the rotating toothed plate, the rotating toothed plate can be controlled to rotate through the connecting rotating shaft, a notch in the C-shaped toothed plate is opened, and the membrane containing assembly and the adjusting assembly can be adjusted. And the cable can be taken out from the winding disc main body.

The utility model relates to the technical field of food canning equipment, in particular to a quantitative filling device for food canning, which comprises a filling table, and a direction adjusting mechanism, a filling mechanism and two groups of supporting grooves which are arranged on the filling table, the direction adjusting mechanism is composed of a rotating disc, a tooth cavity is formed in the lower end of the rotating disc, the rotating disc is connected with an adjusting motor installed on the filling table through the tooth cavity in the bottom, rotating teeth are assembled at the output end of the adjusting motor, the rotating teeth are completely matched with the tooth cavity in the bottom of the rotating disc, and the rotating teeth and the tooth cavity are tightly matched. Connection is achieved through cooperation of a bottom tooth cavity and a rotating tooth of an adjusting motor of a rotating disc in the direction adjusting mechanism, the design structure is relatively simple, the problems that a traditional direction adjusting mechanism is high in component integration degree and complex in structure are solved, when faults occur, troubleshooting and maintenance are easier, the equipment downtime can be effectively shortened, and the production efficiency is improved. The labor cost investment is reduced, so that the production efficiency is improved.

The present invention provides a comb-tooth plate type bridge telescopic and closable lateral displacement device, comprising a first beam body and a second beam body, wherein a gap exists between the first beam body and the second beam body, and further comprising: a tooth plate displacement box, a rotating tooth anchoring assembly, and an elastic filling body. The tooth plate displacement box comprises a displacement box bottom plate, a waist-shaped hole is arranged in the middle of the displacement box bottom plate, the rotating tooth anchoring assembly comprises an anchoring assembly panel and a limiting shaft, a limiting shaft is fixedly installed in the middle of the anchoring assembly panel, and the limiting shaft passes through the elastic filling body and is slidably connected to the waist-shaped hole of the displacement box bottom plate. The present invention not only realizes the problem that a large-scale comb-tooth plate type bridge telescopic device can be laterally displaced in a closed state through the sliding connection between the limiting shaft and the tooth plate displacement box, but also has a simple structure and is easy to assemble and use.

The utility model discloses a radar array cutting device, which belongs to the technical field of antenna processing and comprises a workbench, a fixing mechanism is arranged at the top of the workbench, and a dustproof mechanism is arranged at the top of the workbench. The fixing mechanism comprises two fixing rings, a plurality of evenly-distributed connecting openings are formed in the circumferential outer walls of the fixing rings, fixing openings in one-to-one correspondence with the connecting openings are formed in the outer walls of one sides of the fixing rings, and the inner walls of the fixing openings and the inner walls of the connecting openings are slidably connected with the same connecting rod. And one side of the connecting rod is fixedly connected with a fixing plate. The rotating teeth can rotate through the fixing mechanism, the rotation of the rotating teeth can enable the toothed ring to rotate, at the moment, the movement of the toothed plate can enable the connecting rod to slide in the inner wall of the fixing opening, at the moment, the fixing plate can clamp the surface of a bar, and therefore automatic fixing can be conducted, and the effect of reducing the labor intensity of workers is achieved.

Provided is a sprayer (10), which comprises: a housing assembly (100), the housing assembly (100) comprising a fixed housing (110), the fixed housing (110) comprising an indication portion (114) and a plurality of guide teeth (1111) arranged in the circumferential direction, and a guide groove (1112) being formed between every two adjacent guide teeth (1111); a top supporting disc (300), which is slidably connected to the fixed housing (110) in the axial direction of the housing assembly (100); a counting disc (400), comprising a plurality of rotating teeth (410) arranged in the circumferential direction, an accommodating groove (414) being formed between every two adjacent rotating teeth (410), the rotating teeth (410) matching with the guide grooves (1112), the guide teeth (1111) matching with the accommodating grooves (414), and the counting disc (400) being provided with scale identifiers (430) arranged in the circumferential direction; and a driving assembly (200), which is movably connected to the fixed housing (110) and capable of abutting against an edge of the top supporting disc (300) in the radial direction to periodically drive the top supporting disc (300) to slide so as to enable the counting disc (400) to rotate and enable the indication portion (114) to point to different scale identifiers (430).

The utility model relates to the technical field of storage devices, and discloses a livestock veterinary vaccine storage device which comprises a grip, one end of the grip is rotatably connected with a second rotating rod, one end of the second rotating rod is rotatably connected with rotating teeth, the rotating teeth are meshed with each other, and the outer walls of the rotating teeth are rotatably connected with a first storage box. A third rotating rod is rotatably connected to the outer wall of the first storage box, an ice storage box is rotatably connected to the outer wall of the third rotating rod, a second storage box is rotatably connected to one end of the third rotating rod, a first rotating rod is rotatably connected to the outer wall of the second storage box, and one end of the first rotating rod is rotatably connected to the outer wall of the ice storage box. According to the utility model, the temperature in the box can be kept by placing ice cubes so as to ensure the effectiveness of the box, the device adopts an adjustable folding box structure, has certain adjustability, and can be adjusted according to the used size through the folding box, so that vaccines can be taken out more intuitively.

The utility model discloses a manipulator for clamping and discharging, which relates to the field of manipulators and comprises a base, a driving component is mounted on one side of the top of the base, a displacement component is movably connected to the side edge of the driving component, a rotating tooth block is arranged on the side edge of the displacement component, and a first connecting frame is mounted at the top of the rotating tooth block. A second connecting frame is arranged at the top of the first connecting frame, and a manipulator assembly is arranged at the top of the second connecting frame. According to the mechanical arm for material clamping and discharging, the arranged translation air cylinder is started, the rack can be driven by the displacement assembly to transversely move, when the rack moves, the rack can be meshed with the rotating tooth block, and at the moment, the mechanical clamping jaw can be driven by the first connecting frame to rotate; in this way, the position of the manipulator assembly can be adjusted according to the position of a material, when the displacement assembly moves, the guide rod can be driven to move in the inner cavity of the driving assembly, and therefore the moving positions of the displacement assembly and the rack can be guided.

The utility model relates to the technical field of zipper structures, and discloses a novel zipper structure with rotatable teeth, which comprises the rotatable teeth, a nylon base band and a zipper head, the rotatable teeth are fixedly connected to the side surface of the nylon base band in an array, the nylon base band is divided into a first base band and a second base band, and the first base band and the second base band are fixedly connected with the zipper head. The rotary teeth are arranged on the opposite sides of the first base band and the second base band in a staggered mode, the other sides of the first base band and the second base band are connected with the cloth band, the rotary teeth are arranged and comprise fixing blocks, the side faces of the fixing blocks are movably connected with tooth blocks, the tooth blocks are fixedly connected with zipper teeth through connecting rods, and the zipper teeth are connected with the cloth band through the connecting rods. The side face of the zipper head is movably connected with the side face of the fixed block through the rotating block, the two opposite rotating teeth are driven to rotate when the zipper head is pulled through, the two rotating teeth are in butt joint and clamped through rotation, friction between the zipper teeth during clamping is reduced, tooth damage is reduced, and the service life of the zipper is prolonged.

The utility model discloses an efficient emulsifying and homogenizing head which comprises a homogenizing device, materials are discharged from a homogenizing outlet after being ground by the homogenizing device, a material suction device is arranged at a material inlet of a homogenizing inlet, the material suction device can suck the materials into the homogenizing inlet at a high speed, and the materials have high flow speed under the action of the material suction device, so that the material processing efficiency is improved; the material suction device comprises a material suction shaft and a plurality of material suction paddles, the material suction device is simple in structure and can efficiently suck materials, the material circulation speed of the homogenizing device is increased, and the machining efficiency of the homogenizing head is improved; the outer rotating tooth layer is respectively tangent to the outer fixed tooth layer and the inner fixed tooth layer, the inner rotating tooth layer is tangent to the inner fixed tooth layer, and the double tooth layers are tangent, so that the grinding precision of the homogenizing head is improved, and the emulsification fineness is improved; the height of the outer fixed tooth layer is equal to that of the homogenizing rotor, and the side face of the homogenizing rotor is fully surrounded by the side face of the homogenizing stator, so that the grinding precision of the homogenizing head is improved, and the emulsification fineness is improved.

Provided is a sprayer (10), which comprises: a housing assembly (100), the housing assembly (100) comprising a fixed housing (110), the fixed housing (110) comprising an indication portion (114) and a plurality of guide teeth (1111) arranged in the circumferential direction, and a guide groove (1112) being formed between every two adjacent guide teeth (1111); a top supporting disc (300), which is slidably connected to the fixed housing (110) in the axial direction of the housing assembly (100); a counting disc (400), comprising a plurality of rotating teeth (410) arranged in the circumferential direction, an accommodating groove (414) being formed between every two adjacent rotating teeth (410), the rotating teeth (410) matching with the guide grooves (1112), the guide teeth (1111) matching with the accommodating grooves (414), and the counting disc (400) being provided with scale identifiers (430) arranged in the circumferential direction; and a driving assembly (200), which is movably connected to the fixed housing (110) and capable of abutting against an edge of the top supporting disc (300) in the radial direction to periodically drive the top supporting disc (300) to slide so as to enable the counting disc (400) to rotate and enable the indication portion (114) to point to different scale identifiers (430).

The utility model discloses a shrapnel type roller module of a steering wheel switch, which comprises a roller, a rotating tooth, a shading tooth, a roller shaft and a roller support, the roller, the rotating tooth, the shading tooth and the roller shaft are all rotatably mounted on the roller support, the rotating tooth is meshed with the shading tooth and is also meshed with a tooth part of the roller shaft, and the shading tooth is arranged on the roller support. The roller is characterized in that an annular gear part is further arranged on the side portion of the side, away from the rotating teeth, of the roller, the gear part is arranged in the roller, a plurality of positioning notches are formed in the gear part, and a gear elastic piece matched with the gear part is further installed on the roller support. And the gear elastic sheet is provided with a positioning convex part matched with the positioning notch.

The utility model relates to the technical field of water cups, and provides a cup cover and a liquid containing device, and the cup cover comprises a spiral tooth assembly which is arranged at the end part of a cup body and is rotatably connected with the end part of the cup body, and a suction nozzle opening is formed in the spiral tooth assembly; the outer rotating assembly is arranged on the outer side of the rotating tooth assembly in a sleeving manner and can be fixedly and movably connected with the rotating tooth assembly; the cup cover is connected with the outer rotating assembly and can be opened and closed relative to the outer rotating assembly; the clamping and stopping mechanism is installed between the outer rotating assembly and the cup cover and used for controlling opening and closing of the cup cover; the switch signal receiver is used for triggering the clamping mechanism to be opened; through the arrangement of the switch signal receiver, after the liquid containing device is taken by other people, the cup cover cannot be opened, and when the cup cover cannot be opened, the potential risk caused by the fact that the cup cover is unscrewed at will by other people can be avoided.

The utility model relates to the technical field of office furniture, in particular to a multi-angle adjustable foot support which comprises a seat cushion body, a flat pipe connected to the seat cushion body, a rotary connecting piece fixedly connected to one end, far away from the seat cushion body, of the flat pipe, a foot support surface frame hinged to the rotary connecting piece and a locking device. And a mounting groove is formed in the end part of the rotary connecting piece. The rotating shaft sequentially penetrates through the foot support face frame and the rotating connecting piece, and a reset piece is arranged on one side of the rotating tooth. One end of each meshing tooth is rotationally arranged on the inner side wall of the corresponding mounting groove, and the other end of each meshing tooth is in meshing connection with the peripheral side of the corresponding rotating tooth. The foot support surface frame can be automatically locked in the rotating adjusting process through the rotating teeth and the meshing teeth, when the foot support surface frame is adjusted to the highest point, automatic unlocking of the rotating teeth and the meshing teeth can be achieved through the reset piece, so that the rotating teeth and the foot support surface frame can return to the initial positions, and use is very convenient.

The invention provides a cerebrovascular intervention puncture positioning device, and relates to the technical field of cerebrovascular intervention equipment. Comprising a base, and a positioning frame and a limiting mechanism are arranged on the base; a horizontal arc-shaped groove is formed in the base, a horizontal sliding block is connected into the horizontal arc-shaped groove in a sliding mode, and the positioning frame is arranged on the horizontal sliding block. A first inner rack and a second inner rack are arranged on the two sides of the inner side of the horizontal arc-shaped groove respectively, the tooth pitch of the first inner rack is larger than that of the second inner rack, first rotating teeth and second rotating teeth which are meshed with the first inner rack and the second inner rack are arranged on the two sides of the horizontal sliding block respectively, and driving mechanisms are arranged on the two sides of the horizontal sliding block respectively. A positioning assembly is arranged on the positioning frame; compared with the prior art, the device is convenient to use and adjust, accurate in positioning and capable of effectively avoiding blocking the surgical field.

According to the drill bit, a plurality of main blades and auxiliary blades are connected to the crown of a drill bit body in a surrounding mode and are alternately arranged at intervals, and connection of cutting teeth and rotary cutting of the whole drill bit are facilitated. Rows of sharp round teeth and round teeth are arranged on the main blades, and the sharp round teeth improve the capability of penetrating into the stratum and improve the cutting efficiency. The exposed height of the circular teeth is lower than that of the sharp round teeth, and the circular teeth are located behind the sharp round teeth in the rotating cutting direction of the sharp round teeth. And when the sharp round teeth are greatly abraded, cutting is assisted. The machine speed is prevented from being greatly reduced, and the single-trip footage of the drill bit is effectively improved. The rotating teeth on the auxiliary blades are connected with the auxiliary blades through the connecting parts, and the rotating parts rotationally connected with the connecting parts can be used for cutting. And the pressure intensity at the cutting position is improved, and the stratum penetration capacity is improved. The service life of the drill bit is prolonged while the cutting efficiency is improved through cutting of different cutting teeth. The problems that when a compact and high-hardness rock stratum is drilled, the drilling efficiency is low, and the service life is short are solved to a certain extent.

The utility model relates to the technical field of interior design, in particular to an art flower stand for interior design, which comprises a base, a supporting mechanism, a plurality of groups of bearing mechanisms and a storage mechanism, the storage mechanism is movably connected with the base and positioned on one side of the base, and the supporting mechanism is fixedly connected with the base and positioned above the base. Each bearing mechanism comprises two bearing discs, a rotating disc, rotating teeth and a tooth frame, the tooth frame is fixedly connected with the supporting mechanism and located on one side of the supporting mechanism, the rotating teeth are fixedly connected with the rotating disc and located below the rotating disc, and the two bearing discs are fixedly connected with the rotating disc and located on the two sides of the rotating disc correspondingly; an existing rotating disc can rotate around the supporting mechanism, a bearing disc on the rotating disc and a borne potted plant can also rotate, and through the design, the problems that after the potted plant is placed, the position of the potted plant is inconvenient to adjust, the potted plant is inconvenient to replace, and use is affected are solved.