456 results about "Conical cavity" patented technology

The invention discloses a grinding force online detection control device and method, and relates to the technical field of precision grinding machining force measurement, a spring chuck is arranged in a containing cavity, and the outer wall of a detection shaft section is a tapered conical surface; the threaded gland is connected with the connecting shaft section to axially limit the spring chuck, the mounting handle is provided with a first conical cavity, the threaded gland is provided with an avoiding hole, the piezoelectric sensors are mounted on the detection shaft section, the grinding wheel spindle acts on the piezoelectric sensors through the detection shaft section, and the piezoelectric sensors are used for detecting tangential force, normal force and axial force. The signal amplification processing module can convert charge signals output by the piezoelectric sensor into digital signals and output the digital signals to the terminal, and the terminal can control logic to control the grinding head to maintain constant-force grinding according to a preset grinding force target value. According to the method, all-directional real-time detection and control over the grinding force are achieved, the accuracy and the real-time performance are improved, and a new control method is provided for low-damage machining of hard and brittle materials.

The invention relates to a gas recovery well downhole multistage gas flow self-adaption cyclone separation device which comprises a degassing structure and a deposition reinjection structure, the degassing structure comprises a first-stage gas-liquid separation module, and the first-stage gas-liquid separation module comprises a gas-liquid inlet outer pipe, an upper gas pipe, a gas return spiral flow channel, a vent pipe, an upper liquid gathering conical pipe and a gas return liquid conveying conical pipe; an upper air guide pipe is arranged on the upper portion of the air return spiral flow channel, an air return conical cavity is formed in the air return spiral flow channel, the upper air guide pipe is communicated with the air return conical cavity, a lower port of the air return conical cavity is in butt joint with an air return infusion conical pipe, and the upper air pipe penetrates out of the upper air guide pipe. An annular space between the vent pipe and the upper air pipe and an annular space between the upper air guide pipe and the upper air pipe form an upper air channel; the upper liquid gathering conical pipe surrounds the outside of the air returning and liquid conveying conical pipe; the deposition reinjection structure comprises a lower spiral flow channel, a lower liquid gathering conical pipe, an inverted cone and a centrifugal pump. The coalescence reinjection technology and the rotational flow technology are combined, the efficiency is high, and the service life is long.

The invention relates to a dry-type electronic pedal simulator with a hysteresis characteristic, which belongs to the technical field of automobile braking and comprises a shell, a cavity is formed in the shell, the inner peripheral wall of the cavity is conical, a cover plate covers the open side of the cavity, and a first support frame and a second support frame are arranged in the cavity in a sliding manner. A first elastic element is arranged between the first supporting frame and the second supporting frame, and a second elastic element is arranged between the second supporting frame and the bottom face of the cavity. A ball push rod is arranged on the outer side of the cover plate, one end of the ball push rod penetrates through the cover plate and is connected with a first supporting frame, and a damping ring is arranged on the periphery of the first supporting frame. The device has the advantages that the first elastic element and the second elastic element are compressed step by step, and sectional elastic force is provided to simulate the pedal feeling; the damping ring is in friction with the inner wall of the conical cavity to provide a hysteresis feeling, the deeper the ball push rod is pushed, the larger the friction between the damping ring and the inner wall of the cavity is, and the feeling that the hysteresis feeling of a pedal of a traditional vacuum booster is increased along with the increase of displacement is simulated.

The invention relates to the field of spring processing, in particular to an automatic reverse coiling machine for a coil spring of an automobile safety belt, which is characterized in that through a pre-tightening disc with a conical cavity, the reverse coiling spring can be quickly bounced into a coil spring loading disc by utilizing the elastic tension of the reverse coiling spring during unloading; the coil spring loading device is matched with the bending block to achieve rapid bending of the end of a reverse-winding spring, a clamping strip in the coil spring loading disc can be conveniently inserted into the outer bend during unloading, rapid fixing and limiting of the outer end of the reverse-winding spring are achieved, the coil spring loading quality is improved, traditional manual disc loading is replaced, tedious disc loading operation is simplified, and the working efficiency is improved. The integration level of the equipment is improved; the operation safety is improved; besides, an electric control pedal is used as a control system of a trigger device, so that the device automatically executes reverse winding operation, bending operation and automatic tray loading operation, the automation level of the device is improved, and the production efficiency of the safety belt coil spring is improved.

The utility model provides a plasma cleaning device, and belongs to the technical field of semiconductor production equipment, the plasma cleaning device comprises a cavity, and a chamber is arranged in the cavity; the cover plate covers the upper end of the cavity; the remote plasma source is connected to the central position of the protruding part; the gas blocking part is arranged in the conical cavity; the first gas homogenizing plate is arranged below the gas blocking part; the second gas uniformizing plate is arranged below the first gas uniformizing plate; and a substrate table. The cover plate and the gas blocking part can uniformly disperse plasma gas fed by a remote plasma source into the cavity, then the plasma gas is further homogenized through the first gas homogenizing plate to ensure the gas uniformity of a substrate area, and meanwhile, the vacuum mechanism is generally connected to the bottom of the cavity, so that the gas is downwards pumped through the second gas homogenizing plate during gas pumping, and the gas uniformity of the substrate area is ensured. The gas uniformity in the chamber can be effectively ensured, so that the etching uniformity and the etching rate are improved.

The invention relates to the technical field of wind power generation equipment, in particular to a wind driven generator foundation ring reinforcing device and method.The device comprises a reinforcing table arranged at the top of an original concrete foundation, a conical table is arranged in a conical cavity between the reinforcing table and a tower drum, and a pre-pressing component is arranged at the top of the reinforcing table; the connecting cylinder is connected with the first supporting seat; the pressing rod penetrates through the connecting cylinder, and the lower end of the pressing rod is provided with a pressing block for extruding the conical table; the pre-tightening spring is pressed between the connecting cylinder and the pressing block and is arranged on the pressing rod in a sleeving manner; the limiting column is arranged at the upper end of the pressing rod and provided with a plurality of tooth grooves in the axial direction, the lower sides of the tooth grooves are perpendicular to the axis of the limiting column, and the upper sides of the tooth grooves are of a wedge-shaped structure; a second supporting seat is fixedly arranged at the top of the reinforcing table, and the limiting block is elastically arranged on the second supporting seat and provided with limiting teeth matched with the tooth grooves so as to limit upward movement of the limiting column. The conical table is prevented from being abraded quickly, and the service life of the conical table is greatly prolonged.

The invention relates to the technical field of hydroelectric generation, and provides a dust collector for hydroelectric generator braking and a using method thereof.The dust collector comprises a shell, a partition plate is arranged in the shell, and the partition plate divides the inner space of the shell into a negative pressure cavity and a dust collecting cavity below the negative pressure cavity; a drainage fan used for enabling the negative pressure chamber to be in a negative pressure state during working is arranged at the top of the negative pressure chamber, and a dust suction pipe used for guiding dust generated during working of the hydraulic generator brake into the dust collection chamber is arranged on one side of the bottom of the shell; when the airflow reaches the top of the flow guide component, the airflow enters and spirally enters a conical cavity in the lower end of the main body through a top opening of a first flow channel, then enters and spirally enters an upper flow guide cover through a bottom opening of a second flow channel, and the airflow circulates in a roundabout mode in the first flow channel and the second flow channel of the flow guide component, so that the circulation path of the airflow is further prolonged; therefore, the heat absorption efficiency of the heat conduction plate is improved.

The utility model belongs to the technical field of heating boiler pipeline installation, and particularly relates to a pipeline butt joint device for heating boiler installation, which comprises a first pipeline and a second pipeline, a butt joint assembly is arranged between the first pipeline and the second pipeline, and first conical sealing connecting blocks communicated with the first pipeline and the second pipeline are arranged on the sides, close to each other, of the first pipeline and the second pipeline. The butt joint assembly comprises a hollow pipe, the two sides of the hollow pipe are each provided with a shell allowing the first pipeline and the second pipeline to enter, conical cavities are formed in the shells, the inner walls of the conical cavities are matched with the first conical sealing connecting blocks, elastic rubber sealing rings are arranged at inlets of the shells, and the first pipeline and the second pipeline are connected with the shells through fixing assemblies. The device not only can simplify the mounting steps and improve the subsequent mounting and dismounting, but also can adapt to the butt joint of pipelines with different sizes and improve the use effect.

The application relates to a torsion extrusion device and method for enhancing torsion shear effect, which comprises an extrusion cylinder for arranging a blank to be extruded; a movable extrusion punch mounted in the extrusion cylinder and used for extruding the blank; and a multi-stage cavity rotary die connected with the extrusion cylinder and comprising a circular cross-section conical cavity, a first transition cavity, a wavy cross-section straight cavity, a second transition cavity and a circular cross-section straight cavity which are connected in sequence and integrally formed. Compared with the prior art, the application can solve the problem of slip in the torsion extrusion process and make the torsion deformation zone and the extrusion deformation zone of the material coincide, so as to enhance the torsion shear effect and realize good grain refinement effect.

The utility model relates to a melting assembly, a nozzle and a 3D printer, the heating efficiency of consumables can be improved, the melting assembly comprises a heating piece, the heating piece is provided with a first heating runner and a second heating runner, the first heating runner is located on the outer side of the second heating runner, the second heating runner comprises a conical cavity with the inner diameter gradually reduced, and the conical cavity is located in the nozzle. A channel area is formed in the cavity wall of the conical cavity, and the second heating flow channel communicates with the first heating flow channel through the channel area.

The utility model relates to the technical field of precoated sand casting, in particular to a precoated sand shell-making mould for an automobile rear suspension support, which comprises an upper mould and a lower mould, the upper mould is provided with a deep cavity and a high platform along with a shape product, the deep cavity is provided with three convex ribs, sand shooting holes penetrating to the top of the upper mould are arranged in interval grooves of the convex ribs, and the upper mould is provided with a plurality of sand shooting holes penetrating to the top of the lower mould. A surrounding cavity is formed in three surfaces of the high platform, a first inverted conical cavity is formed in the top of the high platform, and a plurality of second inverted conical cavities are formed in the surrounding cavity; the lower die shape follow-up product is provided with a trapezoid table corresponding to the deep cavity and a bottom groove corresponding to the high table, and pattern dies corresponding to the surrounding cavity are arranged on the two sides of the bottom groove. According to the mold, part of the mold shell of a product can be rapidly prepared in a high-quality mode, the surface of the prepared mold shell is smooth, mold repairing is not needed, and then a cavity for casting the product is formed after the mold shell and a mold shell prepared through another mold are assembled.

The invention relates to the technical field of plastic recycling, and discloses a medical waste plastic recycling crushing and cleaning device which comprises a cleaning pool and a soaking and filtering pool, a crushing tank is fixedly installed in the cleaning pool, an inner cavity of the crushing tank is a big-end-up conical cavity, and a crushing assembly is arranged in the conical cavity; a feeding hopper communicated with the conical cavity is arranged at the upper end of the crushing tank, and a discharging opening communicated with the conical cavity is formed in the side face of the crushing tank. According to the device, materials in the crushing tank are crushed in the atmosphere of cleaning liquid, small materials enter the soaking and filtering tank along with the cleaning liquid to be disinfected, soaked, filtered and discharged, and the cleaning liquid and residual materials flow back to the cleaning tank and then are lifted by the crushing tank and conveyed into the soaking and filtering tank in a circulating mode; materials in the soaking filter tank serve as filter materials, residual materials in the liquid are intercepted by the filter materials, and the process is circulated, so that the residual materials in the cleaning liquid are gradually reduced, and meanwhile, the problem that the materials are inconvenient to convey is solved.

The invention discloses a long-optical-path CO2 optical cavity and a detection device, the optical cavity comprises a conical cavity, the longitudinal section of the conical cavity is trapezoidal, and the inner wall of the conical cavity is provided with a silver layer. The detection device comprises the optical cavity, a quantum cascade laser, a collimating lens, an air inlet, an air outlet, a mercury cadmium telluride detector, a digital signal processor (DSP), an air pressure controller and an air pressure sensor. The air inlet is connected with the small end face of the optical cavity and controls the air inlet amount through the proportional valve and the first electromagnetic valve, the air outlet is formed in the large end face of the optical cavity and connected with the second electromagnetic valve and the air pump, and two laser signals with different wavelengths emitted by the quantum cascade laser respectively pass through the collimating lens and then enter a cavity body of the optical cavity at a set angle. A signal emitted by the optical cavity is detected by the mercury cadmium telluride detector and then is input into the DSP for processing, and the CO2 concentration is calculated according to a predetermined model in the DSP. According to the invention, intelligent and automatic detection can be realized, the detection efficiency and accuracy are improved, and manual intervention and errors are reduced.

The utility model relates to the field of experimental animal fixing instruments, in particular to a mouth-nose inhalation administration experimental animal fixing device and an administration system thereof, and particularly relates to an experimental animal fixing device used for being combined with an administration device. An experimental animal fixing device is used for being communicated with a medicine supply device so as to detect the characteristics of experimental medicine through an experimental animal and comprises a shell, the shell comprises a conical part with a conical cavity and a cylindrical part with a cylindrical cavity, and the conical cavity and the cylindrical cavity form a containing cavity for containing the experimental animal; the size of the end, away from the cylindrical part, of the conical part is smaller than that of the end, close to the cylindrical part, of the cylindrical part, and a communicating hole communicating with a medicine supply device is formed in the end, away from the cylindrical part, of the conical part; the propelling unit is adjustably arranged in the cylindrical cavity so as to adjust the space of the accommodating cavity; the adsorption cabin is arranged at the position, corresponding to the expiration part of the experimental animal, of the shell, and the containing cavity achieves gas exchange with the outside through the adsorption cabin.

The utility model discloses a sealing type one-way valve, and belongs to the technical field of one-way valves. Comprising a valve body and a heat preservation piece, the valve body comprises a valve shell, a valve cavity is formed in the valve shell, a conical cavity is formed in the bottom face of the valve shell, the valve cavity is communicated with the conical cavity, a flow guide plate is installed in the valve cavity, a blocking piece is arranged in the valve cavity and blocks the conical cavity, memory metal is installed on the bottom face of the flow guide plate, and the memory metal is elastically connected with the blocking piece; the heat preservation part comprises a pair of arc-shaped plates, the arc-shaped plates are attached to each other and form a cylinder shape, the valve shell is sleeved with the arc-shaped plates, cavities are formed in the inner walls of the arc-shaped plates, and the cavities are filled with heat preservation cotton; the sealing type one-way valve can relieve the sealing problem and the unstable working problem caused by temperature change of an existing one-way valve.

The utility model relates to the technical field of oxygen bags, and discloses an oxygen supply tube for an oxygen bag, which comprises a bag body and a tube body connected to the bag body in a penetrating manner, and further comprises an oxygen supply joint arranged at the tail end of the tube body; the oxygen supply connector comprises a conical shell and a rubber outer lining arranged outside the conical shell, and a conical cavity is formed in the conical shell. The conical shell is composed of a plurality of short shells, and every two adjacent short shells are connected in a separable mode. The rubber outer lining is composed of a plurality of sections of rubber sleeves. According to the oxygen supply pipe of the oxygen bag, the oxygen supply pipe can be conveniently connected with pipelines of other instruments through the oxygen supply connector, and the oxygen supply connector is conical and can be inserted into pipelines of different sizes; the oxygen supply connector is designed in a sectional mode, the length of the oxygen supply connector can be freely controlled, and then the size of an opening in the tail end of the oxygen supply connector is controlled so that pipelines of different sizes can be inserted.

The invention relates to the technical field of coal detection, in particular to a rapid crushing and sample preparation device for a coal ash content on-line detection system.The rapid crushing and sample preparation device comprises a rack, the rack is provided with a combined treatment device, the combined treatment device comprises a rotary drum rotationally installed in the rack, the outer side of the rotary drum is provided with a crushing ring, and a conical cavity is integrally formed in the rotary drum; a conical feeding pipe which communicates with the front end of the conical cavity and is coaxial with the rotary drum is fixed to the front end of the rotary drum, and a discharging cavity is formed in the rear end of the conical cavity. The designed crushing sample preparation device can utilize the feeding device to perform periodic sampling and utilize the crushing ring to perform sample crushing, so that accurate periodic sample preparation is performed, isolation of different batches of materials can be realized by utilizing the isolation device and the door closing control device, mutual pollution of different batches of samples is avoided, and the sampling efficiency is improved. Materials at corresponding positions can be quickly discharged by utilizing the material guiding device, the conical cavity and the material discharging device, so that mutual pollution among different batches of samples caused by retention of the materials is avoided.

A vacuum rapid hardening furnace material receiving tank relates to the field of neodymium iron boron production, and comprises a material receiving tank body, the material receiving tank body comprises an outer tank and an inner tank which are integrally arranged, a cooling water channel A is arranged between the outer tank and the inner tank, a conical barrel is arranged in the inner tank, and the conical barrel comprises a conical cavity and a cylindrical cavity which are communicated up and down; the bottom of the cylindrical cavity is communicated with a through hole in the bottom of the inner tank, an inner barrel is arranged in the conical barrel, a water inlet pipe is introduced into the inner barrel, the outer end of the water inlet pipe is connected with an outlet of an external cooling circulating water pump, the inner end of the water inlet pipe penetrates through an upper port of the inner barrel to be arranged in the conical cavity, and a cooling water channel B is arranged between the conical barrel and the inner barrel; the cooling water channel B is communicated with the cooling water channel A. A water return pipe is fixed in the middle of the outer tank, an inner port of the water return pipe is arranged on the upper portion in the cooling water channel A, and an outer port of the water return pipe is connected with a water supply port of external cooling circulating water. The device is reasonable in structure and compact in layout, operation of workers is greatly simplified, and machining difficulty is reduced.

This utility model relates to the field of vacuum pump technology, specifically to a water ring vacuum pump with a conical structure, including a pump body, a pump cover, an impeller, and a pump inner cavity. The impeller is disposed within the pump inner cavity. The pump body and the pump cover are bolted together. The pump cover has a side cavity and an inner cavity. The pump inner cavity has a conical structure. A sealing layer is disposed between the pump body and the pump cover. The pump body and the sealing layer are bolted together. Both sides of the impeller are connected to a transmission cone. The transmission cone and the sealing layer are connected to a transmission side baffle. An assembly boss is disposed between the transmission side baffle and the sealing layer. The middle part of the transmission cone is a cavity, which is connected to the side cavity and the inner cavity of the pump cover. This utility model improves the ultimate vacuum: the small end diameter of the conical cavity is smaller than the impeller diameter, forming a tighter constraint on the outer edge of the impeller, which helps to maintain a thinner and more stable water ring under high vacuum, thereby obtaining a lower ultimate pressure.

This invention relates to a spiral noise-canceling earphone, comprising: an earphone head including a front cavity and a rear cavity opposite to the front cavity, wherein a sound-generating unit is disposed within the front and rear cavities; one end of the rear cavity that connects to the front cavity is designated as the front end, and the other end as the rear end; the inner wall of the rear cavity extends from the front end to the rear end, and the distance to the center of the rear cavity decreases as it approaches the rear end; a noise-canceling structure is provided on the inner wall of the rear cavity, the noise-canceling structure including a first spiral ridge, a second spiral ridge, and a spacer groove; the first spiral ridge and the second spiral ridge extend clockwise or counterclockwise from the front end of the rear cavity along its inner wall to the rear end; through the cooperation of the first spiral ridge, the second spiral ridge, and the spacer groove, combined with the conical cavity and the gradually changing width of the spiral ridge, a complex sound wave propagation path is formed; when noise passes through these spiral channels, the sound waves are subjected to multiple reflections and interferences, resulting in gradual energy attenuation, thereby achieving the effect of eliminating noise and improving sound quality.

The air inlet structure comprises an air inlet end and is communicated with the air conditioner purifier, a plurality of channels are formed in the air inlet end, an anode shell is arranged in the channels in a sleeved mode, a flow guide assembly is arranged in a conical cavity of the anode shell, and an insulation sleeve is arranged in the flow guide assembly in a contact mode. A guide rod is arranged in the insulation sleeve and electrically connected with a high-voltage power source through an insulation block on the wire, the anode shell is grounded through the wire, the flow guide assembly comprises a plurality of flow guide plates, and the flow guide plates divide the conical cavity into a plurality of flow guide plates so that gas can rotate and flow through the conical cavity. The air inlet structure of the air conditioner purifier is optimized, the conical channel with the tip facing inwards is adopted, airflow spirally flows, dust is evenly stirred, the structure is combined with the electrostatic adsorption principle, the dust adsorption function is achieved, and the air inlet structure of the air conditioner purifier is improved.

The application relates to a Monroe-effect enhanced shock wave generating device, which comprises a tank body, one end of the tank body is provided with an inlet for mixed gas, the other end of the tank body is provided with an outlet and connected with a shock wave output end, an inner cone and an efficiency ring are arranged in the tank body, the inner cone is adjacent to the inlet, the top of the inner cone is towards the inlet and provided with a turbulence passage for the mixed gas, the efficiency ring is spaced opposite to the inner cone along the axial direction of the tank body, and the central hole of the efficiency ring is connected with the shock wave output end. In the application, the turbulence passage of the inner cone can mix the mixed gas again, the mixing degree of the mixed gas is improved, a conical cavity is formed between the inner cone and the tank body, based on the Monroe effect, the inner cone can both concentrate energy and enhance the effect and indicate the direction of the shock wave during the shock wave generating process, energy loss is prevented, and the efficiency ring cooperates with the inner cone and blocks the backflow of smoke and dust.

The utility model relates to an evenly-distributing mechanism for stone particle sorting and dust removing equipment, a conical hopper is arranged at the top of the stone particle sorting and dust removing equipment, and the evenly-distributing mechanism is arranged below the conical hopper; the uniform material distributing mechanism comprises a rotary drum, a plurality of ribs and an impeller; the rotary drum is arranged at a material opening of the conical hopper, the impeller is arranged under the rotary drum, the impeller is connected with the edge of the lower end of the rotary drum through a plurality of ribs, the ribs form an inverted cone shape similar to a loose bone, a conical cavity is defined by the ribs, and a gap is formed between every two adjacent ribs; materials leaked from the conical hopper firstly fall into the conical cavity defined by the ribs and then are dispersed from the space between the adjacent ribs. And the dispersed materials are in contact with the impeller, and the impeller disperses the corresponding materials again, so that the materials are circumferentially dispersed, and dust can be better blown away under the action of the fan subsequently. The device has the beneficial effects that the dispersion effect is good, the subsequent better dust removal is facilitated, and the structure is simple.

The invention discloses an automatic device for removing residual slag crowns in a crystallizer, which comprises a visual inspection device, a three-axis moving sliding table, a pneumatic actuating mechanism, a centering and clamping device, a main body steel frame structure, an electric control device and a mounting base, the visual detection device mounted on the upper side of the mechanism can quickly and effectively determine the position of the residual slag crown, and meanwhile, the pneumatic execution mechanism at the tail end is matched with the three-axis moving platform to effectively and quickly clean the residual slag crown, so that the cleaning efficiency of the slag crown is effectively improved; the inverted-cone-shaped inner cavity with a certain inclination is formed in the placement base at the bottom, falling slag crowns can be conveniently received, collected and cleaned, the problems that residual slag crowns in the crystallizer are difficult to clean and slow to clean are solved, and the automation degree and the production efficiency of equipment are improved.

The invention relates to the technical field of sintering, and provides a flue gas desulfurization system which comprises a trapping cylinder, the trapping cylinder is provided with a conical cavity, the cavity wall of the conical cavity is provided with an inlet, a plurality of outlets and a gas flow port, the inlet is arranged along the tangent line of the conical cavity, the outlets are arranged along the axial direction of the conical cavity, and the gas flow port is communicated with the conical cavity. The multiple airflow ports are located on one side of the outlet and arranged in the axial direction of the conical cavity, the trapping blade set is rotationally arranged in the conical cavity, the rotating axis of the trapping blade set and the axis of the conical cavity are coaxially arranged, and the multiple baffles are arranged in the conical cavity. The multiple baffles are arranged on one sides of the multiple airflow openings in a one-to-one correspondence mode and used for preventing particulate matter from entering the airflow openings. By means of the technical scheme, the technical problem that in the prior art, the treatment cost of flue gas dust collected in flue gas wet desulphurization equipment is high is solved.

The utility model discloses an anti-blocking rapping device of a raw coal bunker, and belongs to the technical field of raw coal processing. Comprising a material storage seat, the material storage seat is hemispherical, a material storage cavity is formed in the material storage seat, a vibrating block is arranged in the material storage cavity, the vibrating block is hemispherical, the bottom face of the vibrating block is attached to the bottom face of the material storage cavity, a cavity is formed in the vibrating block, four sets of sliding grooves are formed in the surface of the vibrating block, the sliding grooves communicate with the cavity, and vibrating plates are arranged in the sliding grooves in a sliding mode; a cavity is formed in the storage seat, a pair of connecting rods is mounted in the cavity, a first driving part is arranged between the pair of connecting rods and periodically extrudes four groups of rapping plates, the rapping plates are elastically connected with the pair of connecting rods, a discharging port is formed in the bottom surface of the storage seat, a blocking plate slides in the discharging port, and a discharging pipe is mounted on the bottom surface of the storage seat; and a second driving part is installed in the discharging pipe and drives the blocking plate to vertically move, a conical cavity is formed in the position, close to the top end of the discharging pipe, in the discharging pipe, and the conical cavity communicates with the discharging opening.

The utility model discloses grinding equipment for silicon carbide raw material processing, and belongs to the technical field of grinding devices. Grinding equipment for silicon carbide raw material processing comprises a grinding tank and further comprises a fixed grinding wall fixedly connected into the grinding tank; the rotary grinding wall is rotationally connected into the grinding tank, and the rotary grinding wall is attached to the grinding end of the fixed grinding wall; the connecting block is fixedly connected to the rotary grinding wall; the conical cavity is arranged in the connecting block; the packing auger is rotationally connected into the conical cavity, and the packing auger is attached to the inner wall of the conical cavity; the plurality of groups of discharging holes are formed in the small end of the conical cavity; through the arrangement of the auger and the conical cavity, particles which are preliminarily ground at the bottom can be guided to the position above the grinding end again to be ground again, so that the ground particles are kept consistent as much as possible, and unification of particle sizes is facilitated.

The utility model discloses a leftover material cleaning device for carton processing, and relates to the related technical field of carton processing, in particular to a bottom box and a device box arranged at the top of the bottom box, a rectangular cavity, a circular cavity and a conical cavity are sequentially formed in the device box from top to bottom, and a feeding port is formed in the top of the device box; the rectangular cavity and the circular cavity are communicated through a through hole, and the bottom of the conical cavity is communicated with the interior of the bottom box. According to the leftover material crushing device, leftover materials can be collected and stored in advance through the arranged inclined rotating plate, after the leftover materials on the rotating plate are stored to a certain degree, the quantitative discharging control assembly can be triggered, the rotating plate can rotate downwards, then the leftover materials above the rotating plate enter the circular cavity, the crushing assembly can be started at the moment, and the crushing efficiency is improved. And leftover materials are crushed, so that the leftover materials can be quantitatively crushed, the use frequency of the crushing assembly is reduced, long-term use of the crushing assembly is facilitated, and meanwhile, the electric quantity loss is also effectively reduced.

The invention relates to the technical field of endoscopes, in particular to a high-temperature endoscopy device which comprises a shell, a supporting plate, a folding and unfolding driving assembly, a turbine, a rotary driving assembly, an inner gear ring and a transmission assembly. A conical cavity is formed in the shell, an air inlet A and an exhaust pipe which are communicated with the conical cavity are arranged on the shell, a dust collection cover is arranged on the shell, a dust collection pipe communicated with the exhaust pipe is arranged on the dust collection cover, and a detection assembly is arranged on the shell; the supporting plates are arranged on the shell in an annular array around the axis of the shell, and supporting wheels are arranged on the supporting plates; the folding and unfolding driving assembly drives the supporting plates to synchronously get away from or get close to each other. The turbine is arranged in the conical cavity; the rotation driving assembly is arranged on the shell and drives the turbine to rotate at a high speed. The inner gear ring is rotationally arranged on the shell and elastically connected with the brush plate. The transmission assembly is in transmission connection with the turbine and the inner gear ring. The pipeline cleaning device can adaptively change according to the change of the inner diameter of a pipeline, is convenient to take and place, and has the function of cleaning the interior of the pipeline.

The utility model discloses a gravity type gas-liquid separation device, relates to chemical equipment, solves the problem of low separation efficiency of a single-stage tank body in the prior art, and adopts the technical scheme that the separation device comprises a separation tank body, the bottom of the separation tank body is provided with a liquid outlet, and the top is provided with an exhaust port; the device further comprises a feeding pipe, the feeding pipe is arranged in the tank body of the separation tank body, and the feeding pipe is provided with a discharging port; a separation unit is arranged below the discharge hole; the separation unit comprises a separation main body; the separation main body is conical; a separation tank with an upward opening is arranged in the separation main body; the separation tank is conical; a gas-liquid mixture flowing out of the discharge port enters the separation tank to be subjected to gas-liquid separation, and gas is discharged through the exhaust port; liquid in the conical cavity of the separation unit is gathered at the bottom of the tank body after overflowing and is discharged through a liquid outlet. The purposes of reducing the cost and improving the separation efficiency are achieved.