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60results about How to "Easy to install, use and maintain" patented technology

Intelligent video monitoring apparatus of railway crossing

The invention discloses an intelligent video monitor of railway crossing, which includes a video sensor that is arranged on the railway crossing and is capable of covering the traffic condition of the entire crossing as well as a monitoring computer that is used for monitoring the condition of the entire crossing and is capable of dynamic image understanding; wherein, the monitoring computer includes a video image collecting module, a displaying unit, an image pretreatment module, a railway crossing customizing module, a dynamic image understanding module used for analyzing the safety condition of the crossing, a video information saving module, a crossing wireless receiving and transmitting module and an issuing module of crossing safety information; wherein, the issuing module of crossing safety information is connected with a crossing displaying unit and an alarming sound playing unit; and the monitoring computer is connected with the wireless receiving and transmitting device. The invention has a high intelligence level and is capable of automatically judging various dangerous conditions or failures of the crossing through the image understanding technique and is also capable of mutual communication between the train driver and safety condition of the crossing as well as between the passengers and vehicles passing through the crossing and the train running condition through the wireless communication technique.
Owner:ZHEJIANG UNIV OF TECH

Electric paying-off automobile

InactiveCN103342264AReduce labor intensitySmall size for transport and movementVehicle framePiston rod
The invention discloses an electric paying-off automobile, and belongs to the technical field of electric winding-up and paying-off devices of cables. The electric paying-off automobile is flexible to move and convenient to use. According to the technical scheme, the electric paying-off automobile comprises an automobile frame, a triangle supporting frame, a cable wheel, hydraulic jacks and a hydraulic drive device; the triangle supporting frame is hinged to the tail end of the automobile frame through a supporting rod; the number of the hydraulic jacks is two; the ends of piston rods of the hydraulic jacks are hinged to sides opposite to the peak of the triangle supporting frame respectively; both the ends of cylinder bodies of the hydraulic jacks are hinged to the automobile frame. The electric paying-off automobile is applied to all kinds of electric power and communication departments.
Owner:STATE GRID CORP OF CHINA +1

LED packaging method for high-power LED lighting fixtures

InactiveCN101592322AThe process method is simple and advancedNovel, reasonable and compact structurePoint-like light sourceSemiconductor/solid-state device detailsEffect lightEngineering
The invention discloses an LED packaging method for high-power LED lighting fixtures, which comprises the steps: (1) selecting a rigid substrate or a flexible substrate as a substrate, setting a receiving hole of an LED light source on the substrate, and distributing connecting circuits on the surface; (2) covering an insulating film layer on the surface of the substrate (1) distributed with the connecting circuits to form an LED circuit board; (3) performing welding connection on pins of the LED light source and the connecting circuits on the LED circuit board; (4) adhering the LED circuit board to a radiator of a lamp by adopting high temperature resistant strong glue; and (5) ensuring that the LED light source passes through the receiving hole on the LED circuit board and is directly packaged on the surface of the radiator, and adopting a high thermal conductivity bonding material for thermocontact connection between the LED light source and the surface of the radiator. The process method is advanced and simple, has the advantages of novel, reasonable and compact structure, easy production and manufacture, low cost, and convenient use, installation and maintenance, is suitable for the high-power LED lighting fixtures, and is convenient for popularization and application.
Owner:史杰

Washing assembly of ink-jet printer

The invention relates to the field of printer assemblies and provides a washing assembly of an ink-jet printer. The washing assembly of the ink-jet printer comprises a support, micro-spray pads and an ink scraping assembly. The micro-spray pads are installed on two side plates of the support in a sliding mode, and micro-spray grooves are arranged on the micro-spray pads. The ink scraping assembly comprises an ink scraping piece, an ink scraping piece support body and a spring, wherein two sides of the ink scraping piece support body are respectively provided with one sliding rod. The two side plates of the support are respectively provided with two slope surface protrusions with complementary angles, and the sliding rods move on the slope surface protrusions along the slope surface to the front of a highest point to enable a fastener of the ink scraping piece support body, fasteners of the micro-spray pads and pin holes to be located in the same straight line, thereby enabling the ink scraping piece support body to turn over and enabling the ink scraping piece to be higher or lower than upper planes of the micro-spray pads. The washing assembly washes the spray heads of the printer through an ink stack portion vertical lifting structure, micro-spray pad horizontal front-back motion structures and ink scraping piece horizontal front-back motion structures. The structure and mechanism are simplified, and the washing assembly is clear at a glance and is convenient to install, use and maintain. Siding of the spray heads is avoided in the washing process, washing movement is decreased, the speed is high, and the efficiency is high.
Owner:杭州冲之上数码设备有限公司

Electronic type CNG (Compressed Natural Gas) gas charging station sequence control panel

The invention provides an electronic type CNG (Compressed Natural Gas) gas charging station sequence control panel. According to the charging scheme of a compressor that the priority level of a gas charging vehicle is the highest and then a gas storing device takes second place, the gas storing device is divided into three separated independent parts, and a three-stage sequence gas charging strategy is adopted, so that the gas charging speed of the gas charging vehicle is greatly increased, and the utilization efficiency of the gas storing device is improved. The electronic type CNG gas charging station sequence control panel comprises gas supply pipelines, an instrument gas pipeline and a control unit, wherein the gas supply pipelines comprise a main gas inlet pipeline connected with the outlet of the compressor, a high-pressure gas storage cylinder group gas inlet pipeline, a gas selling machine high-pressure gas feeding pipeline, a medium-pressure gas storage cylinder group gas inlet pipeline, a gas selling machine medium-pressure gas feeding pipeline, a low-pressure gas storage cylinder group gas inlet pipeline and a gas selling machine low-pressure gas feeding pipeline; and the main gas inlet pipeline is respectively connected with the high-pressure gas storage cylinder group gas inlet pipeline, the medium-pressure gas storage cylinder group gas inlet pipeline and the low-pressure gas storage cylinder group gas inlet pipeline through a ball valve and a check valve connected in sequence, and is further connected with a gas selling machine through a ball valve, a check valve and a pneumatic control valve.
Owner:BEIJING BOLKEN ENERGY TECH INC

Rainwater filter for buildings

The invention discloses a rainwater filter for buildings. The rainwater filter is characterized by comprising a filter body and connecting rings respectively arranged at the water inlet end and the water outlet end of the body, wherein the connecting rings can be connected with building drain pipes with various apertures; a filter element is arranged in the body; a water distribution disc is arranged between the filter element and the connecting ring at the water inlet end; the filter element comprises fine racks, adsorption fillers and an inner pipe from outside to inside in sequence. The filter has a simple structure and obvious effects and is convenient to install and maintain.
Owner:苏州市清泽环境技术有限公司

Constant force support lifting frame for support lifting of thermal power pipelines

InactiveCN102788197AMeet the requirements of high-precision hangingHigh precisionPipe supportsConstant forceSpring force
The invention provides a constant force support lifting frame for support lifting of thermal power pipelines. A main spring is mounted on a load pipe and fixed through a main spring pressure plate, auxiliary springs are mounted on two inner sides of an outer framework, two knife-shaped guide rails are mounted on the outer framework through a rotating shaft, the auxiliary springs on the two sides are connected with the knife-shaped guide rails through auxiliary spring pressure plates, and two groups of rollers are connected with the knife-shaped guide rails; the rollers move up and down and press the main spring when the load pipe is stressed by external force; and in different movement positions, swinging of the knife-shaped guide rails enable the auxiliary springs on the two sides to be compressed or stretched, the resultant force in the vertical direction is changed linearly and expresses the characteristic of being same with or opposite to the direction of the main spring force, and the force L output by the load pipe keeps constant during the whole movement process. The constant force support lifting frame has the advantages that the force balance principle design is adopted, the structural technology is simple and reasonable, friction pairs are less, the constant force support lifting frame is convenient to use, mount and maintain, the constancy is smaller than 4%, the load can exceed 200 KN greatly, the combination can be realized, and the precision can completely meet requirements of large-capability and high-performance equipment.
Owner:高勇

Pneumatic drying energy saving device

An energy-saving device of air-steam drying is prepared as connecting fan to stream heating set and arranging material feeder and air duct as well as air-solid separator between said fan and steam heating set, setting residual-heat air stream preheater applying structure of heat radiator at air inlet side of steam heating set, connecting residual-heat recovery water pipe to water inlet pipe of air stream preheater and connecting water outlet of air stream preheater to circulation water-return pipe of boiler.
Owner:刘奇贤

Dipstick with warning function

The invention relates to an oil starvation warning device of an engine, in particular to a dipstick with a warning function. All components are installed on the dipstick, so the dipstick is called as the warning dipstick. An existing dipstick does not have the warning function. Miniature components are adopted in the dipstick, a magnetic attracts a reed pipe and a foam floater enables the magnetic to float, so switch-on and switch-off of a power are controlled, all the components can be installed on the dipstick, and the functions of sounding and control are achieved. The dipstick is simple in structure, small in size, low in cost, convenient to install, use, replace and maintain, and obvious and visual in effect. A user only needs to unscrew an original dipstick from a machine and installs the dipstick on the machine or installs the dipstick in the process of producing the machine, and the dipstick can give a warning and remind the user of oiling in case of oil starvation. Accordingly, the unnecessary trouble and damage that a vehicle can not drive and the engine can not work due to piston seizure or damage of a gearbox because of oil starvation can be prevented. The dipstick with the warning function can be applied to motorcycles, cars, tractors, engines and refrigerators.
Owner:赵成仁

Photovoltaic luminescent integrated device and application method thereof

The invention discloses a photovoltaic luminescent integrated device and an application method thereof. The photovoltaic luminescent integrated device mainly comprises a solar cell panel, a plurality of light-emitting diodes and energy storage units which are integrated on the basis of the cell panel, and customized characters or patterns formed on a light-transmitting layer of the surface of the cell panel, wherein the light-emitting diodes are distributed along the edge of the solar cell panel and emit light towards the inside of the cell panel; the solar cell panel is used for absorbing, converting and storing energy in the illumination state; and the light-emitting diodes are controlled to acquire energy from the energy storage units in the non-illumination state to be turned on or enhance luminous intensity, so that the light-transmitting layer is illuminated and transmitted to display the customized characters or patterns in a dark night environment. In the photovoltaic luminescent integrated device, the solar cell panel, the light-emitting diodes and the identified characters or patterns are organically combined into a whole, the surface space of the solar cell panel is utilized fully, and the application function of the conventional solar cell panel is improved.
Owner:SUZHOU GAIA INTELLIGENT TECH

Multi-array detector modular structure for radiation imaging

A multi-array detector module structure used in radiation imaging is disclosed that belongs to the technique field of radiation detection. It includes: shell, base plate, several detectors array that consist of several detectors and the bottom of the shell is fixed with the base plate. The structural features are: the superstrata plate and substrate plate those are formed by the setting frame are mounted on the base plate, and the external detector arrays are mounted on it. The detectors arrays in the middle are fixed separately with the adjacent detector arrays. The heavy metal sheet is mounted between the each detectors array and the detectors, and there is lead sheet between the periphery of detector arrays and setting frames. The information output ends of detector arrays are connected with the input ends of electronic circuit board mounted in the shell. Compared with the present technique, the invention just increases smaller investment and structure improvement, and great economic benefit can be got. It has simple structure, and easy to install, operate, and repair.
Owner:NUCTECH CO LTD +1

Short-wave ultraviolet light bus protection device

InactiveCN103248016AOvercome the influence of failure judgmentAchieve precise movementEmergency protective circuit arrangementsHuman–machine interfaceDistribution power system
The invention discloses a short-wave ultraviolet light bus protection device, and belongs to the technical field of high-voltage bus protection; in order to solve the technical problem, the bus protection device which is high in sensitivity and accuracy and reliable in working is provided; and in order to solve the problem, the technical scheme adopted by the protection device is as follows: a short-wave ultraviolet light detection sensor is mounted on a bus arc light monitoring part for collecting short-wave ultraviolet, and is connected with a short-wave ultraviolet light bus protection main unit through an expansion control unit; a singlechip is connected with a short-wave ultraviolet light signal input unit, an AD sampling unit, an output control unit, a communication unit and a human-computer interface respectively; the short-wave ultraviolet light bus protection main unit is connected with the expansion control unit through the short-wave ultraviolet light signal input unit; the AD sampling unit is connected with a signal collection unit for collecting current signals of the bus; and an output end of the output control unit is connected with a bus breaker. The short-wave ultraviolet light bus protection device is applicable to power distribution systems such as transformer substations and the like.
Owner:NANZI JINNENG AUTOMATION

Beam crane with top-arranged angular trolley

ActiveCN106006373ASolve weak points such as easy fallEliminate shakingTravelling gearRunwaysVehicle frameStops device
The invention discloses a beam crane with a top-arranged angular trolley. The two ends of a main beam are fixedly connected to end beams, a main beam top cover plate extends out of a main beam main web plate and a main beam auxiliary web plate for forming outer edge beam plates, the angular trolley is installed on the main beam, a square rail is welded to the upper surface of the main beam top cover plate, the angular trolley rolls along the square rail, and operation stop devices are welded to the two ends of the square rail; electrical equipment is connected to the angular trolley through a cable; a frame of the angular trolley is provided with a driving assembly, a hoisting electric block, a rolling wheel type tilting-preventing mechanism and a safety hook structure, and the rolling wheel type tilting-preventing mechanism and the safety hook structure are both installed in cooperation with the outer edge beam plates. According to the beam crane, the hoisting electric block is arranged at the upper part of the main beam, the lifting height can be effectively increased by more than 1.5 meters, the civil engineering cost can be effectively saved, the shortcomings that the lifting height of traditional beam cranes is small, the traditional beam cranes shake easily in the work process and positioning of suspended loads is difficult can be overcome, and the economical benefits are remarkable.
Owner:HANGZHOU SPECIAL EQUIP INSPECTION & RES INST

Automatic multi-layer shaft repair welding device

An automatic shaft multi-layer repair welding device comprises a platform (4). A shaft rotary fixing device is arranged on the platform (4) in parallel. The automatic shaft multi-layer repair welding device further comprises a welding operation rack (8). Three lead screws (9) are arranged on the welding operation rack (8) and are in central symmetry about the rotary axis of the shaft rotary fixing device. Driving nuts (10) are matched with the lead screws (9) and connected with a welding gun (11). A radial adjusting mechanism (12) and an angle adjusting mechanism (13) are arranged on the welding gun (11). The radial adjusting mechanism (12) can adjust the distance between a welding wire of the welding gun and the shaft repair welding surface in the radial direction of the axis of a welded shaft. The angle adjusting mechanism (13) can appropriately adjust the welding wire of the welding gun (11) to be flush with the rotating axis in the circumferential direction. The automatic shaft multi-layer repair welding device is simple in structure and practical and can conduct multi-layer repair welding on the shaft at the same time.
Owner:TIANJIN JUNCHENG JINLI PIPE IND CO LTD

Novel hydraulic pumping unit with high energy saving and low energy consumption

The invention discloses a novel hydraulic pumping unit with high energy saving and low energy consumption, mainly comprising a walking beam, a beam bearing of the walking beam, a beam, a connecting rod, a rod bearing, a weighting block, a connecting bar, a top bearing, a balancer, a base and a bar bearing and a hydraulic cylinder. The novel hydraulic pumping unit with high energy saving and low energy consumption is characterized in that the rod bearing is connected with one end of the connecting bar, and the other end of the connecting bar is connected with the balancer so as to be connected with the bar bearing; the top bearing is mounted between the rod bearing and the bar bearing, the lower end of the top bearing is connected with the hydraulic cylinder and a telescopic rod thereof, and the hydraulic cylinder is mounted on the base; the bar bearing is connected with the base, and the hydraulic cylinder is connected with a hydraulic control station. The invention has little power and lower energy consumption because of adopting a hydraulic device, is convenient to mount, use and maintain, has little and adjustable workloads, weak strength and safety protection function and is widely applied to oil extraction technologies in oil fields.
Owner:赵玉国 +1

Intelligent video monitoring apparatus of railway crossing

The invention discloses an intelligent video monitor of railway crossing, which includes a video sensor that is arranged on the railway crossing and is capable of covering the traffic condition of the entire crossing as well as a monitoring computer that is used for monitoring the condition of the entire crossing and is capable of dynamic image understanding; wherein, the monitoring computer includes a video image collecting module, a displaying unit, an image pretreatment module, a railway crossing customizing module, a dynamic image understanding module used for analyzing the safety condition of the crossing, a video information saving module, a crossing wireless receiving and transmitting module and an issuing module of crossing safety information; wherein, the issuing module of crossing safety information is connected with a crossing displaying unit and an alarming sound playing unit; and the monitoring computer is connected with the wireless receiving and transmitting device. Theinvention has a high intelligence level and is capable of automatically judging various dangerous conditions or failures of the crossing through the image understanding technique and is also capable of mutual communication between the train driver and safety condition of the crossing as well as between the passengers and vehicles passing through the crossing and the train running condition through the wireless communication technique.
Owner:ZHEJIANG UNIV OF TECH

Centrifugal type friction damper

The invention relates to the technical field of mechanical transmission devices, in particular to a centrifugal type friction damper. The centrifugal type friction damper is composed of two parts of abraking ring and a centrifugal rotor, the centrifugal rotor comprises a rotor shaft, a centrifugal block support and a centrifugal block, a shaft gear is installed on the rotor shaft, the braking ring comprises a fixed ring and nitrile rubber bonded and connected to the surface of an inner hole of the fixed ring, the centrifugal rotor is assembled inside a bearing chamber of a shell body througha bearing at one end of the rotor shaft, the bearing at the other end of the rotor shaft is assembled inside the bearing chamber of a rear end cover, and the braking ring is installed and fixed on theinner cavity of the shell body through bolts. The centrifugal type friction damper is small in volume and compact in structure, no extra energy is needed, particularly, compared with an existing hydraulic damper, the oil-leakage problem does not exist, and the centrifugal type friction damper is convenient to install, use and maintain.
Owner:GUIZHOU HUAFENG ELECTRICAL APPLIANCES

A kind of rainwater filter for building

The invention discloses a rainwater filter for buildings, which is characterized in that it includes a filter body and connecting rings respectively provided at the water inlet end and the water outlet end of the body, and can be connected with building drainage pipes of various calibers. The main body is provided with a filter element, and a water distribution plate is arranged between the filter element and the connecting ring of the water inlet end, and the filter element is composed of a fine grid, an adsorption filler and an inner pipe sequentially from the outside to the inside. The filter of the invention has the advantages of simple structure, obvious effect and convenient installation and maintenance.
Owner:苏州市清泽环境技术有限公司

Pilot control system of novel hydraulic excavator

The invention discloses a pilot control system of a novel hydraulic excavator. The pilot control system comprises a first pilot overflow valve, a hydraulic pump and a second pilot overflow valve, wherein one end of the hydraulic pump is connected in parallel with one end of the second pilot overflow valve and connected in series with one end of the first pilot overflow valve, the other end of thehydraulic pump and the other end of the second pilot overflow valve extend into an oil tank together, and both the first pilot overflow valve and the second pilot overflow valve are provided with a temperature adjustor; the pilot control system also comprises a controller and an energy accumulator; the other end of the first pilot overflow valve is connected with the energy accumulator and then connected with a travel motor assembly through an electromagnetic proportional pressure reducing valve; and the electromagnetic proportional pressure reducing valve is connected with the controller. The pilot control system of the novel hydraulic excavator has quick response to input signals, is convenient to install, use and maintain, has high reliability, has no additional cost, and has wide application.
Owner:SANY HEAVY MACHINERY

Embedded sliding ladder device and equipment utilizing same

ActiveCN104329015APrevent A from movingEasy to operateLaddersFixed ladderFixed frame
The invention discloses an embedded sliding ladder device and equipment utilizing the same. The embedded sliding ladder device comprises a fixed ladder device (4), a ladder sliding device (5) and a cover plate (3), wherein the fixed ladder device (4) comprises a fixed frame (6), a clamping groove 62 and sliding chutes 61; the ladder sliding device (5) comprises a sliding frame (13), a group of bearings (10) are arranged on each of two sides of the upper end of the sliding frame (13), the bearings (10) are embedded into the sliding chutes 61 and can enter the clamping groove 62, and the lower end of the sliding frame (13) is arranged on a flat support 63 and is buckled with the fixed ladder device (4); the cover plate (3) is fixed on the fixed frame (6) and limits the ladder sliding device (5) in the fixed ladder device (4). The embedded sliding ladder device is easy to operate, compact in structure, high in reliability and long in service life and is beneficial for up-down heading machines and other machines.
Owner:ANHUI SHANHE MINING EQUIP

Self-lubricating bearing system and motor comprising the same

A self-lubricating bearing system, including a sliding bearing (1), an oil-storage groove (2), and lubricating oil (3). The oil-storage groove (2) is disposed in the sliding bearing (1). The lubricating oil (3) is disposed in the oil-storage groove (2). A housing (4) is fit on the sliding bearing (1). The housing (4) extends from front end surface of the sliding bearing (1). The top of the housing (4) bends inwards to form an oil-return barb (5). A retaining ring (9) is disposed on the front end surface of the sliding bearing (1). An oil-return hole (10) is formed between the retaining ring (9) and the sliding bearing (1). The oil-return hole (10) is connected to the oil-storage groove (2).
Owner:ZHONGSHAN BROAD OCEAN MOTOR MFG

Self-lubricating bearing system and motor comprising the same

A self-lubricating bearing system, including a sliding bearing (1), an oil-storage groove (2), and lubricating oil (3). The oil-storage groove (2) is disposed in the sliding bearing (1). The lubricating oil (3) is disposed in the oil-storage groove (2). A housing (4) is fit on the sliding bearing (1). The housing (4) extends from front end surface of the sliding bearing (1). The top of the housing (4) bends inwards to form an oil-return barb (5). A retaining ring (9) is disposed on the front end surface of the sliding bearing (1). An oil-return hole (10) is formed between the retaining ring (9) and the sliding bearing (1). The oil-return hole (10) is connected to the oil-storage groove (2).
Owner:ZHONGSHAN BROAD OCEAN MOTOR MFG

Filter press with filter plate auxiliary mounting device

The invention relates to the field of automatic clearing of impurities, in particular to a filter press with a filter plate auxiliary mounting device. The filter press comprises a hydraulic support seat, a left support, a control box support, a piston cylinder, a piston push rod, a connection shaft, a filter plate, a filter cake collection plate, a filter cake collection plate supporting steel channel, a filtrate collection channel, a filtrate collection channel support plate, a filtrate collection channel support base, a cross beam, shaft sleeves, guide rails, a right support, an outflow pipe, and an auxiliary lifting device. The filter press is simple in structure, reasonable in design, high in bearing capacity, low in manufacture cost, convenient to mount, use and maintain, and enables damaged parts to be easy to change.
Owner:苏子战

Wireless monitoring and control device for greenhouse

InactiveCN105320175AEliminate installation and maintenance troublesEasy to install, use and maintainTemperatue controlSensor nodeTemperature control
The present invention provides a wireless monitoring and control device for a greenhouse, characterized in that an STM32 processor which can be wirelessly connected with a plurality of LM35 temperature sensors distributed in the greenhouse is connected in series with a CC2530 sensor node, a CC2530 coordinator node and a PC terminal through a wireless transmission port, and the STM32 processor is connected with a temperature control device through a relay. By adopting a wireless network transmission mode to achieve general setting, the wireless monitoring and control device of the present invention is simple, flexible, stable and reliable, and is convenient, quick and accurate in temperature regulation and control in the greenhouse.
Owner:HUBEI UNIV OF ARTS & SCI

Novel water seal adjustment valve

The invention discloses a novel water seal adjustment valve, relates to the field of valves, and discloses a novel water seal adjustment valve which is exquisite in structure, convenient to use, high in use effect, and capable of achieving coal gas on-off and flow rate control through accurate control for water inlet-outlet quantities and rapid blow-down for compressed air. The novel water seal adjustment valve comprises a gastight tank, a water tank and a central tube, wherein the gastight tank is arranged at one side of the water tank, the bottoms of the gastight tank and the water tank are communicated, the top of the gastight tank is communicated with a water inlet tube, and the bottom of the water tank is communicated with a water outlet tube; the central tube is vertically arranged in the water tank, the upper part of the central tube stretches out of the top surface of the water tank, a gas inlet port is arranged in the top opening of the central tube, and a gas outlet port located above the bottom opening of the central tube is arranged in the upper part of the water tank; and the top of the gastight tank is further communicated with a three-position three-way solenoid gas valve, a gas pressure gauge used for measuring a gas pressure in the gastight tank is arranged at the top of the gastight tank, and the three-position three-way solenoid gas valve is communicated with a gas source. The novel water seal adjustment valve has the characteristics of being exquisite in structure, convenient to use, and high in use effect.
Owner:YANGZHOU METALLURGICAL MACHINERY

Porous gas-liquid mixed spraying device

The invention discloses a porous gas-liquid mixed spraying device. The porous gas-liquid mixed spraying device comprises an injection pipe, wherein the injection pipe is connected with a slurry pump through a pipeline, the injection pipe is of a double-layer structure, a slurry storage pipe is arranged on the outer layer, and an air inlet pipe is arranged on the inner layer; spray holes are formedin the slurry storage pipe; air injection ports are formed in the positions, corresponding to the spray holes, of the air inlet pipe; the inner wall of the slurry storage pipe is not in contact withthe outer wall of the air inlet pipe, two ends of the slurry storage pipe are closed, and a slurry inlet is formed in the slurry storage pipe; and the air inlet pipe is connected with a compressed airpipeline.
Owner:SHILIN LUOHE METALLURGY EQUIP

Electronic type CNG (Compressed Natural Gas) gas charging station sequence control panel

The invention provides an electronic type CNG (Compressed Natural Gas) gas charging station sequence control panel. According to the charging scheme of a compressor that the priority level of a gas charging vehicle is the highest and then a gas storing device takes second place, the gas storing device is divided into three separated independent parts, and a three-stage sequence gas charging strategy is adopted, so that the gas charging speed of the gas charging vehicle is greatly increased, and the utilization efficiency of the gas storing device is improved. The electronic type CNG gas charging station sequence control panel comprises gas supply pipelines, an instrument gas pipeline and a control unit, wherein the gas supply pipelines comprise a main gas inlet pipeline connected with the outlet of the compressor, a high-pressure gas storage cylinder group gas inlet pipeline, a gas selling machine high-pressure gas feeding pipeline, a medium-pressure gas storage cylinder group gas inlet pipeline, a gas selling machine medium-pressure gas feeding pipeline, a low-pressure gas storage cylinder group gas inlet pipeline and a gas selling machine low-pressure gas feeding pipeline; and the main gas inlet pipeline is respectively connected with the high-pressure gas storage cylinder group gas inlet pipeline, the medium-pressure gas storage cylinder group gas inlet pipeline and the low-pressure gas storage cylinder group gas inlet pipeline through a ball valve and a check valve connected in sequence, and is further connected with a gas selling machine through a ball valve, a check valve and a pneumatic control valve.
Owner:BEIJING BOLKEN ENERGY TECH INC

Planetary reducer applied to ring rolling mill

PendingCN113757344AGuaranteed uptimeSolve the problem that the limit speed cannot meet the requirementsMechanical energy handlingGearing detailsSlider bearingEngineering
The invention discloses a planetary reducer applied to a ring rolling mill. The planetary reducer comprises an input bevel gear shaft, a bevel gear, a crowned gear shaft, a connecting inner gear sleeve, a sun gear, a planet gear, an inner gear ring, a planet carrier and a machine body, the input bevel gear shaft is installed on a bearing sleeve through a sliding bearing, the bearing sleeve is installed on the machine body, the bevel gear is fixed to the crowned gear shaft through a key, the two ends of the crowned gear shaft are installed on a lower support and the machine body through bearings, the sun gear and the crowned gear shaft are connected through the connecting inner gear sleeve, the planet gear is installed on the planet carrier through the bearing and the planet gear shaft, the inner gear ring is fixed to the machine body through a pin, the planet carrier is installed on the upper support through the bearing, and the planetary reducer of the ring rolling machine is integrally formed; power is transmitted to the sun gear from the input bevel gear shaft through the bevel gear and the crowned gear shaft, then transmitted to the planet gear from the sun gear and then transmitted to the planet carrier from the planet gear, and power output is achieved. The planetary reducer applied to the ring rolling mill is reasonable in structure, relatively low in cost, convenient to install, use and maintain, reliable in performance and low in investment.
Owner:JIANGSU JINXIANG TRANSMISSION EQUIP
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