64results about How to "Reduce the volume of the whole machine" patented technology

The invention discloses a piezoelectrically actuated micro-mixer, a manufacturing method and a control method of the piezoelectrically actuated micro-mixer, belonging to the technical field of a micro-mixer. With the adoption of the micro-mixer, a micro-fluid drive unit (namely a piezoelectric pump) and a micro-mixing unit (namely a mixing runner) are integrated into a whole via an overall PDMS (polydimethylsiloxan) substrate; a single chip piezoelectric vibrator and a one-way valve block are encapsulated together with the PDMS substrate to form the piezoelectric pump; a glass base plate is encapsulated together with the PDMS substrate to form the mixing runner; and the piezoelectric vibrator is stimulated by adopting different voltages, frequencies, different waveforms and phase staggered drive electric signals so as to achieve high-frequency pulsating displacement mixing of the micro-fluid in a micro-mixing runner. With the adoption of the piezoelectrically actuated micro-mixer, the defects of low mixing efficiency, long time and the like caused by that the micro-fluid is mixed by laminar diffusion under a micro-scale are effectively overcome, so that efficient turbulent mixing is realized. The piezoelectrically actuated micro-mixer disclosed by the invention has the advantages of being simple in manufacturing method, low in cost, high in mixing efficiency, short in time, small in volume and easy in integration, and capability of widely applying to the fields such as analytical chemistry, micro-chemical system, environment monitoring, life science and the like.

The invention discloses an outdoor unit for a direct-current frequency conversion multi-connected air conditioner. The outdoor unit comprises an enclosure arranged on a chassis of an air conditioner body, wherein two heat exchangers and a control box of the outdoor unit are arranged in the enclosure; a fan is arranged on the enclosure; and the two heat exchangers are G-shaped heat exchangers which are symmetrically arranged; an intermediate panel is arranged on the front side of the enclosure; and heat exchanger panels are respectively arranged at two sides of the intermediate panel and are positioned at the outer sides of the heat exchangers. A shutter panel, a protective screen or a ventilation port is arranged on each heat exchanger panel. The control box is arranged at the rear part of the intermediate panel. According to the outdoor unit disclosed by the invention, the heat exchangers are respectively arranged at two sides of the intermediate panel of the enclosure; under the condition that the refrigerating or heating capacity of the outdoor unit of the multi-connected air conditioner is constant, the whole outdoor unit can become more compact in structure and smaller in size; and compared with the outdoor units with the same capacity, of other concatenated air conditioners, the outdoor unit for the direct-current frequency conversion multi-connected air conditioner has the advantages that the overall dimension can be reduced by about 24 percent and the corresponding material cost, transportation cost and mounting cost are lower.

A triangle device of computer knitting machine comprises a triangle bottom plate, and a needle triangle, a couple of needle selecting pin return triangles, and a couple of needle selectors which are respectively fixed on the triangle bottom plate, and a needle triangle, a turnover triangle, and a couple of needle selecting triangles respectively arranged on the triangle bottom plate, and a couple of density triangles on the triangle bottom plate. The invention is characterized in that the invention also comprises a herring triangle, a raising triangle and a couple of needle collecting triangles, wherein the herring triangle and the raising triangle are respectively fixed on upper and lower parts of the triangle bottom plate and at the middle, the needle collecting triangles are contacted at two sides of the raising triangle. The invention has the advantages that the inventive triangle device has simple structure, easy installment, and small volume or the like, while the operation resistance of knitting needle is reduced significantly and the machine head is driven flexibly, with low driving power and low cost.

The invention relates to precision detection of an industrial gas dew point and concretely relates to a double-mirror dual-optical path chilled-mirror dew-point hygrometer. The double-mirror dual-optical path chilled-mirror dew-point hygrometer solves the problem that the traditional chilled-mirror dew-point hygrometer has harsh requirements on environmental working conditions such as an environment temperature, has a slow measurement speed and is not easy to carry because of large weight and volume of the whole hygrometer. The double-mirror dual-optical path chilled-mirror dew-point hygrometer uses two photoelectric measurement systems comprising two mirrors, two light sources and two optoelectronic receiver components, utilizes a temperature balance pressure plate and a measurement chamber to maintain temperature balance so that the equipment environment adaptability is improved, utilizes a special small Stirling cryocooler as a cold source which can quickly and accurately cool the object to 100 DEG C or less without any aid, so that the whole hygrometer volume and weight are greatly reduced, and directly utilizes the top surface of a refrigeration end of the Stirling cryocooler as a detection mirror surface so that the detection accuracy is improved.

The invention discloses a drill rod grabbing component, a drill rod loading and unloading arm, and a loading and unloading machine for coal mine. The drill rod grabbing component comprises a magneticgrabbing piece which is arranged in the axial direction, and a mechanical grabbing piece which is arranged to cover the magnetic grabbing piece; the magnetic grabbing piece performs magnetic positioning of the drill rod; and the mechanical grabbing piece performs grabbing and fixing of the drill rod. The drill rod loading and unloading arm comprises a base and an arm body; the arm body rotates horizontally by taking the base as a centre; the arm body is at least provided with three hinged movable nodes; and a grabbing component is arranged at the end part of the arm body. The loading and unloading machine for the coal mine comprises a crawler belt vehicle body assembly; a drill rod loading and unloading assembly is arranged on the crawler belt vehicle body assembly; and the drill rod loading and unloading assembly comprises a drill rod storage box and a drill rod loading and unloading arm. The loading and unloading machine for the coal mine can be adapted to drilling construction of various occasions and working conditions; the labour intensity and the danger coefficient of workers are greatly reduced; the drill rod loading and unloading efficiency is improved; and important equipment is provided for unmanned operation and intelligent of underground drilling construction of the coal mine.

The invention discloses a pneumatic industrial marking machine, which comprises a workbench (1), wherein a hood (3) is arranged on one side of the workbench (1), a two-dimensional moving device is arranged in the workbench (1), the two-dimensional moving device comprises an X-axis moving device and a Y-axis moving device, which are respectively parallel to a horizontal plane of the workbench (1), the Y-axis moving device is fixed on a moving part arranged on a guide rail of the X-axis moving device, the moving part on the Y-axis moving device and one end of a cantilever (2) are fixed, a threaded hole is arranged on the other end of the cantilever (2), the threaded hole is provided with a height adjusting part (21), a steel needle adjusting component is arranged at the bottom end of the height adjusting part (21), and a marking steel needle (4) is arranged at the bottom end of the steel needle adjusting component. The pneumatic industrial marking machine, provided by the invention, has the advantages of compact structure, simple operation and control, convenience for fixation of a marking part and convenience for use like a domestic marking machine, and is suitable for marking operation of all kinds of soft materials, such as nameplates, aluminum parts, plastics and paper, and the application range is wide.

The invention provides a chemiluminescence detector. The chemiluminescence detector comprises a reagent storage device, a reaction device, a dispensing device, a cleaning device and a measurement device; the reagent storage device is used for storing reagents; the reaction device is used for carrying reaction containers and performing sample addition, reagent addition and incubation operation; thereaction device comprises a reaction outer disk mechanism for carrying the reaction containers and performing reagent addition and mixing operation, and a reaction inner disk mechanism for carrying the reaction containers and performing incubation operation, wherein the reaction outer disk mechanism sleeves the outer side of the reaction inner disk mechanism, and the reaction outer disk mechanismand the reaction inner disk mechanism operate separately; the reagent storage device, the dispensing device, the cleaning device, and the measuring device are disposed around the reaction outer diskmechanism, in this way, operation on the reaction outer disk mechanism and the reaction inner disk mechanism can be performed simultaneously without interfering each other; and therefore, the detection speed of the chemiluminescence detector is improved, and detection efficiency is ensured. The invention also provides a detection method of the chemiluminescence detector.

The invention relates to a dent device of a paper cutting machine and discloses a dent adjusting device of a dent splitting machine. The dent adjusting device is used for the dent depth adjustment of the dent splitting machine. A power drive wheel is installed on a fixed plate, the inner hole and a power shaft are matched in a sliding mode in the horizontal axial direction, the power shaft drives the power drive wheel to rotate, an eccentric sleeve is installed on the fixed plate, the inner hole and an adjusting shaft are matched in a sliding mode in the horizontal axial direction, the adjusting shaft drives the eccentric sleeve to rotate, a pre-line pressing roller and an upper line pressing roller are installed on a moving plate, the power drive wheel drives the pre-line pressing roller and the upper line pressing roller to rotate in the same direction, a connecting member and an outer circle of the eccentric sleeve are matched in a sliding mode, the connecting member and the moving plate are hinged through a hinge shaft, and parallel sides of a stopping plate and the moving plate are matched in a sliding mode in the vertical direction. The technical problems that a prior slitting mechanism requires independent mechanisms to complete pre-pressing and pressing, the aligning error of dents of pre-pressing and pressing is large, the whole machine is large in volume and complex in structure, the control for dent depths is difficult, and the control accuracy is low are solved.

The invention discloses a combined small high-efficiency coating machine comprising a host which is provided with a front box body and a rear box body which are mutually separated, wherein a high-efficiency filter hot air heater, a dedusting exhaust fan and an electric cabinet are arranged in the rear box body. A transmission reduction box is connected with the principal axis of a rotary drum of a coating rotary drum by a connecting axis installed on the transmission reduction box; the blast pipe of the high-efficiency filter hot air heater and the exhaust pipe of the dedusting exhaust fan pass through the rear box body to be connected with an inlet bucket and an exhaust bucket of the coating rotary drum respectively by a first fastener. The technical scheme can place parts, such as a hot air heater, an exhaust fan, an electric cabinet and the like in the host of the high-efficiency coating machine; and according to different requirements, the rotary drum of the coating machine can be replaced arbitrarily. The invention has the beneficial effects of small complete machine volume, convenient assembly, disassembly and use, one machine with multiple purposes, investment reduction and the like.

The invention provides a shuttle vehicle capable of picking and putting cargos in an intensive warehouse. The shuttle vehicle is characterized by comprising a straight moving mechanism, a transverse moving mechanism, a reversing mechanism, a jacking mechanism and a supporting plate; the straight moving mechanism is used for achieving straight moving of the shuttle vehicle, the transverse moving mechanism is used for achieving transverse moving of the shuttle vehicle, the transverse moving mechanism is arranged on the straight moving mechanism in an up and down sliding manner, the reversing mechanism is used for driving the transverse moving mechanism to slide on the straight moving mechanism, and reversing moving of the shuttle vehicle is further achieved; the jacking mechanism jacks the supporting plate up and down, and used for picking and putting the cargos. The shuttle vehicle capable of picking and putting cargos in the intensive warehouse is reasonable in structural arranging, incooperation with an intensive warehouse rail, cargo jacking is achieved, meanwhile, transverse moving, straight moving, transverse moving and straight moving reversing and jacking actions are achieved through multiple execution units, the whole vehicle self weight and the whole vehicle size are greatly reduced, the cost is reduced, and maintaining is easy.

The invention provides an LC elliptic function electrically-tunable filter which relates to the field of electronic communications and aims at solving the technical problems of low rectangular factors, narrow working frequency band, complex structure, large size, and the like in the traditional electrically-tunable filter. The LC elliptic function electrically-tunable filter comprises a chip capacitor, a chip inductor, a chip resistor, a variable capacitance diode, and the like. The invention is suitable for the design of the electrically-tunable filter.

The invention provides an all-pole combined sugarcane harvester which comprises a frame and working mechanisms. The working mechanisms are sequentially arranged on the frame and include a sugarcane lifter assembly, a header assembly, a frame assembly, a channel assembly, a front axle assembly, a cab, a hydraulic pump, a transfer case, an engine, a rear axle assembly and the like. The transfer case is connected with a fly wheel of the engine by a transmission shaft, power output shafts are connected with the hydraulic pump, the front axle assembly and the rear axle assembly are connected with the frame assembly, the sugarcane lifter assembly and the header assembly are arranged at the front end of the cab, and the channel assembly is assembled on the frame assembly and is positioned between the front axle assembly and the rear axle assembly. The all-pole combined sugarcane harvester has the advantages that the all-pole combined sugarcane harvester is configured with the engine with the power higher than 20KW, and can be used for mechanical harvesting operation for sugarcanes with planting row spacing wider than 0.9 meter, lifting, cutting, feeding and conveying, leaf stripping and tail cutting and the like can be completed continuously, and the all-pole combined sugarcane harvester can be operated easily and conveniently, is high in efficiency and applicability and low in impurity rate, realizes good effects of thoroughly stripping sugarcane leaves and cutting sugarcane tails and has a good popularization prospect.

The invention discloses a shell-and-plate heat exchanger with an asymmetric structure and a manufacturing method thereof. The heat exchanger comprises a shell pass shell, a plate pipe bundle which is arranged in the shell pass shell, and a pipe pass box body, wherein the plate pipe bundle comprises a plurality of plate pipes; the end part of each plate pipe is provided with a liquid inlet pipe joint and a liquid outlet pipe joint; the liquid inlet pipe joint and liquid outlet pipe joint of each plate pipe are respectively fixed at a liquid inlet pipe plate part and a liquid outlet pipe plate part; the pipe pass box body is divided into a liquid inlet pipe pass box body provided with a liquid inlet and a liquid outlet pipe pass box body provided with a liquid outlet; and the liquid inlet pipe pass box body and the liquid outlet pipe pass box body are respectively and correspondingly arranged on the liquid inlet pipe plate part and the liquid outlet pipe plate part. The shell-and-plate heat exchanger with the asymmetric structure has the advantages of compact and simple structure, small overall size, low cost, convenience for installation, small gas side resistance, flexible heat exchange combination, wide application fields and media, and capability of solving the problems, such as application fields, temperature ranges, mediums, costs, mediums, costs, gas side resistances, installation site and the like of gas-liquid heat exchangers.

The invention relates to an ultraviolet light curing machine which comprises an ultraviolet light curing device and a thickness control device, wherein the ultraviolet light curing device comprises a power supply, a shell, at least one ultraviolet light source arranged in the shell and a heat dissipation assembly arranged on the shell; the shell comprises a pedestal and an upper cover; the pedestal and the upper cover can be buckled to form an in-shell space; the thickness control device comprises a lower limiting body, an upper limiting body and a thickness adjustment piece; at least one thickness adjustment piece is arranged on the lower limiting body; the upper limiting body is arranged on the thickness adjustment piece; and due to the thickness adjustment piece, a clearance which is equal to the thickness of the thickness adjustment piece is formed between the lower limiting body and the upper limiting body. The invention provides the ultraviolet light curing machine which is small in size, simple in structure, low in manufacturing cost and convenient to operate, can meet the use requirement of a laboratory, can directly adjust the thickness of optical cement and can control the curing degree of the optical cement by changing the curing time and the illumination intensity.

The invention relates to a coupling-type wind driven generator. The coupling-type wind driven generator is characterized by comprising a base pillar, wherein the base pillar is vertically arranged, and a supporting shaft is arranged at the center of the upper end face of the base pillar. A wheel hub is sleeved on the supporting shaft, and turbine blades are evenly distributed on the outer surface of the wheel hub along the circumferential direction. A spoke is arranged at one axial end of the wheel hub, the wheel hub is supported on the upper end face of the base pillar through the spoke, and the wheel hub is rotatably matched with the supporting shaft. A generator rotor is fixed on the inner side of the wheel hub, a generator stator is fixed on the section, in the wheel hub, of the supporting shaft or on the outer wall of the base pillar, the positions of the generator rotor and the generator stator are corresponding, and the inner diameter of the generator rotor is larger than the outer diameter of the generator stator. The generator is used in matching with an annular wind gathering air channel, on the premise of meeting the requirement of high power, the length of the blade can be effectively shortened, the size of the whole generator is effectively reduced, and the use rate of the wind energy can be improved.

The invention provides a medical accelerator treatment bed. The medical accelerator treatment bed comprises a bed plate for carrying a patient, a lateral driving mechanism, a longitudinal driving mechanism, a vertical lifting mechanism, a longitudinal side turning fine adjustment mechanism and a lateral pitch fine adjustment mechanism, wherein the lateral driving mechanism, the longitudinal driving mechanism and the vertical lifting mechanism are used for respectively driving the bed plate to move forwards and backwards, rightwards and rightwards, and upwards and downwards; the longitudinal side turning fine adjustment mechanism is used for driving the bed plate to realize left-right isocentre rotary fine adjustment in a longitudinal direction, and the lateral pitch fine adjustment mechanism is used for driving the bed plate to realize front-back isocentre rotary fine adjustment in a lateral direction. The medical accelerator treatment bed of the invention can realize multi-dimensional movement and can realize side turning, pitch fine adjustment correction and precise positioning. The medical accelerator treatment bed has the advantages of simple structure, overall small sizeand stable operation.

The invention discloses a window type air conditioner. The window type air conditioner comprises a machine shell, a mounting base and a seal part. The machine shell is arranged to form a partition groove, the partition groove is suitable for allowing a sheltering part of a window to stretch in, the mounting base is movably mounted in the partition groove, the seal part and the mounting base are ininserting connection, the seal part is suitable for being in interference fit with the mounting base for fixing through deforming, the seal part is driven by the mounting base to be switched betweenthe storage state and the work state, under the storage state, the seal part is stored in the partition groove, and under the work state, the seal part extends out of the side of the partition groove,and is suitable for allowing the sheltering part and / or the inner wall of the window to be in abut joint. The window type air conditioner can simply the assembling manner of the seal part, and the assembling efficiency of the whole air conditioner is improved.

The invention discloses a pressing machine with servo motors and a control method thereof. The pressing machine with servo motors comprises a pressing machine and servo motors with coders., the number of the servo motors is more than two, each servo motor is connected with a branch drive mechanism, all the branch drive mechanisms are connected in parallel and then connected with a slide block, each servo motor is controlled by a closed loop, and a synchronization loop is arranged among servo motors for synchronization of all the servo motors. Control precision of the synchronization loop is 0.05 degree. The pressing machine with servo motors is provided with the synchronization loop based on the traditional closed loop control so that more than two servo motors can operate synchronously. When a big motor of the pressing machine is substituted by more than two small motors, a huge driving mechanism of the pressing machine is substituted by more than two small mechanisms, thus reducing whole volume of the pressing machine and manufacturing cost as well as work noise.

The invention discloses a full-automatic soft bag filling machine. A soft bag conveying table is provided with a gap perpendicular to a soft bag conveying direction. A cutting mechanism is arranged atthe gap of the soft bag conveying table and used for cutting off a first soft bag at a bag outlet end of the soft bag conveying table. A bag sending mechanism is arranged above the soft bag conveyingtable and used for sending the first soft bag at the bag outlet end of the soft bag conveying table to a pulling, filling and pressing integrated mechanism which is arranged on a bag outlet side of the soft bag conveying table, and a bag falling gap is reserved between the pulling, filling and pressing integrated mechanism and the soft bag conveying table. The pulling, filling and pressing integrated mechanism completes cover pulling, filling and cover pressing operations on soft bags. A discharging mechanism is arranged below the bag falling gap between the pulling, filling and pressing integrated mechanism and the soft bag conveying table. The full-automatic soft bag filling machine has advantages that full automation in soft bag filling is realized, labor cost is effectively saved, andproduction efficiency is greatly improved.

A turnover and fermenting machine adopting double units to achieve vertical lifting, layered turnover and fermentation can achieve walking, lifting, picking, lifting, hopper inversing, conveying and fermentation operations and consists of two units, wherein the turnover and fermentation depth is controlled by adjusting the height of a vinegar fermentation lifting mechanism, and accordingly the purpose of layered turnover and fermentation is achieved. In addition, tank-isolated conveying and residual fermented grain clearing of vinegar fermentation are achieved through arc-plate fermentation prevention, vertical lifting, forced hopper inversing, guide rail based hopper control and layered turnover and fermentation.

The invention relates to a flip type vacuum wall breaking machine. The vacuum wall breaking machine comprises a cup body, a cover body and a vacuum-pumping device, the cup body is covered with the cover body in a sealed mode, and an air nozzle communicated with the cup body is arranged on the cover body; the vacuum-pumping device and the cover body are detachably assembled through a flip mechanism, the flip mechanism comprises a buckle part and a flip supporting part, the buckle part is arranged on the vacuum-pumping device and the side, close to a handle of the cup body, of the cup body, the flip supporting part is arranged on the cover body and the side, opposite to the handle of the cup body, of the vacuum-pumping device, one side of the vacuum-pumping device is overturned on the cover body through the flip supporting part, and the other side of the vacuum-pumping device and the cover body are detachably assembled through the buckle part. In the flip type vacuum wall breaking machine, the cover body and the vacuum-pumping device which are mutually independent are arranged at the same time, the cover body and the vacuum-pumping device can be mutually disassembled and assembled through flip-type operation, when the wall breaking machine is used conventionally, the cup body is directly covered with the cover body, the air nozzle on the cover body is used as a air hole, when the wall breaking machine is used in a vacuumized mode, the cover body is covered with the vacuum-pumping device, then the wall breaking machine can be used in the vacuumized mode, and the air nozzle is used for vacuum-pumping.

A household soybean milk and bean curd machine comprises a milk producing assembly, a brine box and a main box assembly, wherein the milk producing assembly and the brine box are placed on the main box assembly; the milk producing assembly comprises a milking cup, a filter net, a motor, a motor rotary shaft and a cutter, the motor is fixed on a cover of the milking cup, the motor rotary shaft perpendicularly extends into the cup and is placed in the filter net, and the lower end of the motor rotary shaft is connected with the cutter; the main box assembly comprises a box, a guide pipe A, a guide pipe B, a bean curd forming box, a wastewater box, a stirring mechanism, an extrusion mechanism and a conveying mechanism, the stirring mechanism and the extrusion mechanism are fixed at the innertop of the box, the conveying mechanism is mounted at the bottom of the box, the bean curd forming box is placed in the middle of the wastewater box mounted on the conveying mechanism, the guide pipeA is communicated with the milking cup and the bean curd forming box, and the guide pipe B is communicated with the brine box and the bean curd forming box. The machine is small in overall size, simple in structure, easy to dismount and clean, suitable for daily self-production of bean curd in households, convenient, quick, sanitary and clean.

The invention belongs to the technical field of medical apparatuses and particularly relates to a portable positive-pressure automatic resuscitator. The invention mainly solves the problems that the safety of the existing resuscitator is low, the automation level is low, the size is larger, the resuscitator is inconvenient to carry and the emergency performance is poor. The technical scheme is that the portable positive-pressure automatic resuscitator comprises parts such as a pressure reducer group, a control device and a proportional valve; the pressure reducer group is connected with the control device, the control device is connected with an air supply valve group, a No.1 NOT gate is connected with a No.2 NOT gate, an air outlet of the No.2 gate is connected with a No.2 one-way throttle valve, an air outlet end of the No.2 NOT gate is further connected with an air inlet E of a pressure controller, the pressure controller is connected with the air supply valve group, a control end of the No.2 NOT gate is connected with a No.1 one-way throttle valve, the No.1 one-way throttle valve is connected with the No.2one-way throttle valve, and the throttling direction of the No.1 one-way throttle valve is opposite to the throttling direction of the No.2 one-way throttle valve.

The invention discloses a sugarcane harvester, relating to the technical field of agricultural machinery manufacture. The sugarcane harvester comprises a timber frame, wherein both sides of the timber frame are movably provided with crawler walking units; the front end of the timber frame is provided with two oppositely-rotating sugarcane up-lifting units; the lower part of the front end of the timber frame is provided with a floating sugarcane cutter driven by a hydraulic motor; and the timber frame is provided with a sugarcane leaf-stripping unit which is located behind floating sugarcane cutter. Compared with the prior art, the sugarcane harvester provided by the invention can overcome the problems that conventional sugarcane harvesters have high gravity centers and are prone to rollover during harvesting on a slope.

The invention discloses a vacuum switch with a vacuum arc-extinguishing chamber. The vacuum switch comprises insulating housings which are internally provided with an intermediate shielding cover. Furthermore the intermediate shielding cover is internally provided with a corrugated pipe protecting cover. The corrugated pipe protecting cover is internally provided with a corrugated pipe. Furthermore the corrugated pipe is internally provided with a dynamic conductive rod. One end of the dynamic conductive rod is provided with a moving contact, and furthermore one side of the moving contact is provided with a static contact. One end of the static contact is connected with a static conductive rod. A static grading shield is arranged outside the static contact. The insulating housings are connected with each other through an intermediate sealing ring. According to the vacuum switch with the vacuum arc-extinguishing chamber, arc is extinguished in a sealed container, thereby realizing no leakage of arc and hot gases; small clearance between 1mm and 40mm is realized between the static contact and the moving contact; and furthermore the vacuum switch with the vacuum arc-extinguishing chamber has advantages of short arc combustion time, low arc voltage, low arc energy, low contact wearing, large number of allowed on-and-off times, small inertia of the dynamic conductive rod, high suitability for high-frequency operation, small size of the operating mechanism, small size of the vacuum switch, small weight and low control power.

The invention discloses a double-air inner suction type feed crusher. The double-air inner suction type feed crusher is composed of an engine base, a machine case, a feeding hole, a discharging pipe, a discharging hole, a main shaft, bearing seats, a draught fan, a crushing cabin and a filter screen sheet, wherein the main shaft penetrates through an air blowing cabin, the crushing cabin and the discharging pipe; the two ends of the main shaft are fixed on the engine base by the bearing seats; the part, penetrating through the air blowing cabin, of the main shaft is provided with an air blowing blade group; the part, extending into the crushing cabin, of the main shaft is provided with rotary tables; secondary shafts are arranged among the rotary tables and cutting blades are hung on the secondary shafts; the part, extending into the discharging pipe, of the main shaft is provided with an air suction blade group; the filter screen sheet is mounted on the lower side of the crushing cabin; a conveying groove is formed under the crushing cabin and the discharging pipe; the conveying groove is communicated with the air blowing cabin and the discharging pipe; the design of one shaft and double draught fans is adopted so that an air blower and a discharging air suction machine are arranged in one engine base so that the size of the feed crusher can be reduced; meanwhile, a material conveying path is shortened, the working efficiency is improved and the working time is saved.

A stacked cylinder type self-cleaning high-efficiency electrostatic oil fume purification unit, comprising a metal stacked sleeve body, an electrode distributor, an insulating fixed-distance connection structure and a cleaning component, wherein the metal stacked sleeve body has more than two metal bobbins with different diameters It is coaxially sleeved, and an activation discharge structure is evenly arranged on the tube wall of the metal bobbin. The insulating spacer connection structure and cleaning parts are arranged on it. Due to the small space occupied by the stack-type oil fume purifier but the strong activation and discharge capacity, under the condition of the same space occupied, the corona activation amount and the fume adsorption area of ​​the stack-type oil fume purification unit can be doubled, and the minimum voltage for activation and discharge can be doubled. It is only 3000 volts, and the energy consumption is reduced by 35% to 40%. The cleaning parts can be installed to realize the cleaning of the metal stack sleeve body without disassembly. It occupies a small space, cleans thoroughly, consumes low energy, and has a self-cleaning function. .

The invention provides a capsule brewing system of a coffee machine. The capsule brewing system comprises supports, a brewing head, a brewing seat and a driving rod. The brewing head and the brewing seat are respectively fixed to two ends of each support, and the driving rod is arranged on the periphery of the brewing head and is connected with the brewing head by a transmission rod. The brewing head can be rotationally driven by the driving rod to move relative to the brewing seat. The capsule brewing system has the advantages that the volume of the capsule brewing system can be greatly reduced, accordingly, the volume of the integral coffee machine can be reduced, and the manufacturing cost can be lowered; the capsule brewing system is simple in structure and flexible in operation.

A circuit breaker switch cabinet comprises a cabinet body, wherein a front cover panel, a lower cable chamber plate, a common air box, a lower cable chamber, a mechanism chamber and a secondary chamber are arranged on the cabinet body, the common air box is arranged at the middle of the cabinet body, the lower cable chamber is arranged at the lower part of the cabinet body, the common air box is a normal pressure seal box body, and normal pressure air is filled in the common air box. The mechanism chamber and the secondary chamber are respectively arranged at the front side and the rear side of the common air box, and the mechanism chamber is arranged at the middle of the cabinet body and is positioned at the rear side of the front cover panel. A three-phase vacuum arc-extinguishing chamber subassembly with one to three inlet and outlet conductive circuits, a transmission subassembly which is disconnected and connected with an arc-extinguishing chamber moving contact, an isolating and grounding three-station switch, an arc-extinguishing chamber insulation support frame subassembly and a low order bus insulation shielding structure subassembly are arranged in the common air box. The circuit breaker switch cabinet has the characteristics of compact structure, small integral cabinet size, safety, environmental friendliness, flexibility for operation, reliable performance, long service life, and low operation and maintenance costs.

The invention discloses an improved intelligent ring main unit. The ring main unit comprises a switchgear body, the switchgear body is internally provided with a shared gas tank, the shared gas tank is internally provided with three shaft rods, the shaft rods are arranged vertically and sleeved by vacuum arc-extinguishing chambers respectively, an insulated separator plate is arranged outside the vacuum arc-extinguishing chambers, the lower ends of the shaft rods are provided with contact rods respectively, a fixed shaft is arranged in the switchgear body and sleeved by a sliding sleeve movably, the outer wall of the sliding sleeve is provided with disconnecting switches, the contact rods cooperate with the disconnecting switches respectively, and a three-phase wire outlet bushing is arranged in the switchgear body and positioned under the fixed shaft. The improved intelligent ring main unit is compact in structure, small in the whole size, flexible in operation, reliable in performance, long in service life, safe and environment-protective and can be mounted outdoor.