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328 results about "Conical cavity" patented technology

Grinding force online detection control device and control method

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.
Owner:SHANDONG UNIV

Automatic reverse coiling machine for automobile safety belt coil spring

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.
Owner:上海牙山弹簧制造有限公司

Plasma cleaning device

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.
Owner:SHENZHEN ARRAYED MATERIALS TECH CO LTD

Dust collector for braking of water wheel generator and use method of dust collector

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.
Owner:XINJIANG XINHUA CHONGHUER WATER CONSERVANCY & HYDROPOWER DEVELOPMENT CO LTD

A torsion extrusion device and method for enhancing the torsional shear 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.
Owner:SHANGHAI JIAOTONG UNIV

Melting assembly, nozzle and 3D printer

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.
Owner:ZHENGZHOU XINSU ELECTRONIC TECHNOLOGY CO LTD

Precoated sand shell manufacturing mold for automobile rear suspension support

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.
Owner:HUBEI GUCHENG DONGHUA TECH CO LTD

Crushing and cleaning device for recycling medical waste plastic

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.
Owner:XUZHOU LUYUAN TIANZONG CHUANGNENG RENEWABLE RESOURCES CO LTD

Sealing type one-way valve

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.
Owner:NINGBO FUYITE HYDRAULIC TECH CO LTD

Oxygen supply tube of oxygen bag and oxygen bag

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.
Owner:GUANGMING HOSPITAL OF TRADITIONAL CHINESE MEDICINE PUDONG NEW AREA SHANGHAI

Rapid crushing and sample preparation device for coal ash content on-line detection system

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.
Owner:HUAIBEI MINING CO LTD

A water ring vacuum pump with a conical structure

ActiveCN224432805UImpellerConical cavity
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.
Owner:ZIBO BOSHAN DEV ZONE VACUUM EQUIP FACTORY

A spiral noise-canceling headphone

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.
Owner:MOUNTTCONN (KUNSHAN) ELECTRONLOS TECH CO LTD

Air inlet structure of air conditioner purifier

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.
Owner:NANNING AIKEPU EXPERIMENTAL EQUIP CO LTD +1

A shock wave generating device with monroe effect enhancement

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.
Owner:BEIJING BOHUITONG S & T DEV

Uniform material distributing mechanism for stone particle material sorting and dust removing equipment

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.
Owner:QIONGLAI LITIAN MASCH MFG CO LTD

Automatic device for removing residual slag crown in crystallizer

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.
Owner:XIAN JUNENG SUPERALLOY MATERIAL TECH CO LTD

Flue gas desulfurization system

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.
Owner:XINGYUAN ZHIWEI HANDAN ENVIRONMENTAL TECH CO LTD

Anti-blocking rapping device of raw coal bunker

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.
Owner:HUADIAN QUDONG POWER GENERATION CO LTD

Grinding equipment for silicon carbide raw material processing

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.
Owner:SHANDONG MINGXIN WOKE NEW MATERIALS CO LTD

High-temperature endoscopy device

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.
Owner:SHAANXI TAINUOTE TESTING TECH CO LTD

Gravity type gas-liquid separation device

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.
Owner:SICHUAN PENGXIANG ZHISHUI TECHNOLOGY CO LTD

Safety protection box for disinfection reagent transportation

The utility model relates to the technical field of transportation equipment, in particular to a safety protection box for disinfection reagent transportation, which comprises a transportation box and a cover plate adaptively mounted on the transportation box, and a limiting component is arranged in the transportation box; the limiting assembly comprises disinfection reagent containing cylinders, the disinfection reagent containing cylinders are of a conical cavity structure, the disinfection reagent containing cylinders are installed on a partition plate in the transport box and the lower end face of a cover plate respectively, and the disinfection reagent containing cylinders can be perfectly attached to the bottoms of disinfection reagent bottles of different specifications through the unique conical cavity structure of the disinfection reagent containing cylinders. Stable supporting is provided, the bottom studs are spirally installed in the screw cavities formed by the cover plate and the partition plate in an array mode, the flexible and stable installation mode is achieved, the layout and number of the containing cylinders can be adjusted at will according to the number and specification of actually transported reagent bottles through the design, all-dimensional accurate fixing of the reagent bottles is achieved, and the reagent bottles are fixed more stably. The shaking of the reagent bottles in the transportation process is effectively avoided, and the transportation safety is greatly improved.
Owner:TAIZHOU LEILING BIOTECH CO LTD

Electric power grounding pile for electric power engineering

The utility model discloses an electric power grounding pile for electric power engineering, which relates to the field of electric power engineering and comprises a conical pile body, the conical pile body is divided into an upper section and a lower section, the upper section of the conical pile body is in a closed cylindrical shape, and the lower section of the conical pile body is open. The lower section of the conical pile body is divided into four parts at equal angles around the axis of the conical pile body, a conical cavity is formed in the lower section of the conical pile body, a threaded groove is formed in the upper section of the conical pile body, the threaded groove and the conical pile body are concentrically arranged, the threaded groove communicates with the conical cavity, and a bolt is in threaded connection with the interior of the threaded groove. The diameter of the lower section of the conical pile body is larger than that of the upper section of the conical pile body, so that the conical pile body is not easy to pull out, the stability is high, a grounding wire always keeps good contact, the conductivity is good, and a good grounding effect can be achieved.
Owner:CHENGZHI (TIANJIN) NEW ENERGY TECHNOLOGY CO LTD

High gain dual-polarized wideband horn antenna

The application discloses a high-gain dual-polarized wideband horn antenna and relates to the technical field of horn antennas for communication. The horn antenna comprises an antenna body, a radiation aperture extension cylinder is fixed at a horn opening of the antenna body, a first conical cavity is formed in an inner cavity of the antenna body, a second conical cavity is formed in an inner cavity of the radiation aperture extension cylinder, a right end opening of the first conical cavity is matched with a left end opening of the second conical cavity, and an opening angle of the first conical cavity is consistent with an opening angle of the second conical cavity. The horn antenna has high radiation efficiency and can realize wideband and high gain in the smallest size.
Owner:AINFO INC

Synchronous belt pressing device

The invention discloses a synchronous belt pressing device and relates to the technical field of synchronous belt tightening, the synchronous belt pressing device is used for solving the problem that a synchronous belt is difficult to disassemble, assemble and adjust, the synchronous belt pressing device comprises a pressing block with limiting teeth and a pressing piece used for driving the limiting teeth of the pressing block to be meshed with the synchronous belt, and a conical cavity allowing a movable sleeve to have a certain rotation space is formed in the pressing piece. The movable sleeve is provided with supporting frames, two first guide blocks which are oppositely arranged are arranged between the supporting frames, a gap is reserved between the first guide blocks, a second guide block used for driving the pressing piece to rotate is arranged at the bottom of the pressing piece, and the second guide block drives the conical cavity so as to drive the conical cavity to rotate upwards in a linkage mode. The top of the supporting frame is provided with a protruding part which jacks up the pressing block to enable the limiting teeth to be meshed with the synchronous belt when rotating upwards, a stirring part of a linkage part which is driven to rotate downwards is rotationally arranged in the second guide block, rolling bodies are further arranged at the two ends of the linkage part, and the rolling bodies roll along the surface of the first guide block so as to drive the supporting frame to rotate downwards. And the limiting teeth of the pressing block are loosened from the synchronous belt.
Owner:SUZHOU SHANGSHUN PRECISION IND TECH CO LTD

Anti-seismic laminated steel structure

The utility model discloses an anti-seismic laminated steel structure, and relates to the technical field of building structures, the anti-seismic laminated steel structure is formed by staggering a plurality of laminated plates and conical buffer plates, two laminated plates are oppositely arranged, conical cavities are formed on the two sides of the laminated plates, and the conical buffer plates are in sliding connection with the side walls of the conical cavities. The two sets of laminated plates are vertically stacked, the two conical buffer plates are horizontally stacked, the two sets of laminated plates and the two conical buffer plates form an anti-seismic unit, the two sets of laminated plates are vertically stacked, the two sets of conical buffer plates are horizontally stacked, positioning holes are formed in the surfaces of the laminated plates, and a connecting cylinder is connected between the two positioning holes in a sliding mode. According to the anti-seismic laminated steel structure, the laminated materials on the two anti-seismic units are independent from each other, when vibration is generated due to collision at one position, the independent laminated materials transmit vibration energy to the ground to be absorbed, less vibration energy is transmitted to other laminated plates, the anti-seismic effect of the whole laminated steel structure is achieved, and the problem that screws at other positions of the steel structure fall off is solved.
Owner:SHANDONG GUANGYUAN KEDIAN CONSTR ENG CO LTD

Apparatus and method for implementing process enhancement

The present application provides a device for implementing process enhancement, comprising: a treatment chamber for injecting a liquid to be treated, the liquid comprising at least two kinds of particles; the plug body can be assembled at the open end of the main body cavity, a rod is inserted into the plug body, the bottom end of the rod can extend into the conical cavity in the treatment cavity, a special ultrasonic device is assembled at the bottom end of the rod, and the orientation of the special ultrasonic device is deviated from the axis of the conical cavity; the special ultrasonic device is used for generating jet flow and / or sound beam flow, and the state of driving liquid in the processing cavity comprises the steps that first vortex flow is generated, the first vortex flow is close to the lower side of the processing cavity, and at least one part of the first vortex flow is located in the conical cavity; two particles in the liquid are captured and constrained in the first swirling flow by the first swirling flow to enhance the interaction of the two particles, and corresponding methods are also provided. According to the invention, the interaction process of two kinds of particles can be enhanced.
Owner:CONVERGENCY (TIANJIN) BIOTECH LTD

Nail care liquid bottle with brush head convenient to replace

The manicure liquid bottle comprises a bottle cap, an adjusting cavity and a connecting cavity are formed in the upper end and the lower end of the bottle cap respectively, a receding hole is formed in the bottom of the adjusting cavity and communicated with the connecting cavity, a plurality of elastic pieces are arranged on the peripheral side of the receding hole at intervals, and a bottle body is connected into the connecting cavity. The fixing cover is in threaded connection with the interior of the adjusting cavity, a conical fixing cavity is formed in the bottom face of the fixing cover, and the elastic piece extends into the fixing cavity; the top end of the brush rod penetrates through the receding hole and extends into the fixing cavity, and bristles are arranged at the bottom end of the brush rod. According to the product, the contact between the fixing cavity and the elastic piece is changed by controlling the fixing cover to move up and down, when the fixing cover moves downwards, the conical cavity wall of the fixing cavity drives the top end of the elastic piece to get close inwards, the brush rod is clamped and fixed through the elastic piece, and the fixing cover is screwed out outwards, so that fixing of the brush rod can be relieved, and a user can replace the brush head; and the bottle cap can be repeatedly used, so that the use cost is reduced.
Owner:ZHEJIANG CLEO PLASTIC CO LTD

Mixing device for producing rubber pipe

The invention discloses a mixing device for producing a rubber pipe, and relates to the technical field of rubber pipe production, the device comprises a fixed seat, a mixing barrel is placed on the fixed seat, an adjusting block is slidably mounted at the front end of the fixed seat, and a height adjusting piece for adjusting the height position of the adjusting block is arranged at the upper end of the fixed seat; and a feeding barrel is fixed to the bottom of the end, away from the fixing base, of the adjusting block, a feeding pipe is fixed to the front end of the feeding barrel, a conical cavity is formed in the feeding barrel, and a discharging opening is formed in the lower end of the conical cavity in a penetrating mode. A feeding spiral blade in the feeding structure ensures that ingredients are uniformly and stably fed into a conical cavity and then fall into a discharging barrel, the ingredients are discharged from a discharging opening of the discharging barrel, a rotating block and a scattering plate in the scattering structure are matched, the discharged ingredients are effectively scattered, and it is ensured that the ingredients uniformly enter a mixing barrel; therefore, the dispersion uniformity of the ingredients in the raw materials is remarkably improved, and the problem of non-uniform dispersion of the ingredients in the prior art is solved.
Owner:MAANSHAN FEIDA BELLOWS MANUFACTURING CO LTD