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214 results about "Flap valve" patented technology
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A flap valve is simple, one-way valve that allows the flow of gases or fluids in one direction while preventing flow in the opposite direction. The valve accomplishes this objective with a spring loaded or weighted flap placed across the opening of a pipe, tube, or duct.
Vacuum directional solidification furnace
The invention discloses a vacuum directional solidification furnace and relates to the field of alloy manufacturing, the vacuum directional solidification furnace comprises a smelting chamber, a casting cavity is formed in the inner side of the smelting chamber, a smelting crucible is rotatably mounted on the side end face of the casting cavity, and a lifting guide rail is welded to the end face of the side, adjacent to the smelting crucible, of the inner side of the smelting chamber; the lifting mechanism is installed on the inner side of the smelting chamber, the lifting mechanism can be prevented from influencing opening and closing of the flap valve by moving from top to bottom, the flap valve can be closed when the smelting crucible smelts metal materials, high-temperature tin steam in the cooling tin pot at the bottom cannot float into the smelting crucible, and the smelting efficiency is improved. And in addition, the internal vacuum state during smelting is beneficial to crystal formation, it is guaranteed that the formed high-strength alloy material cannot cause alloy cracks due to tin fusion, it is guaranteed that the alloy performance cannot be affected by tin while the alloy integrity is guaranteed, the alloy quality is improved, the yield is increased, and the influence of tin steam on top alloy melt is further reduced.
Owner:JIANGSU YUANSHI AVIATION TECHNOLOGY CO LTD
Portable pressure-maintaining gravity sampler
Belonging to the field of marine resource exploration equipment, the invention relates to a portable pressure maintaining gravity sampler, which comprises an extraction hole, an empennage, a counterweight, a connecting piece, a control piece, a large spring, a control mechanism shell, a positioning block, a release pipe, a small spring, a spacer pin, a sliding pipe, a pressure maintaining pipe, a closed ring, a mandrel, a flap valve, a check valve ball, a sampling pipe, a one-way flap, a tool bit, a drain hole, a limiter and a pipe body. According to the design scheme, the sampler is provided, through the design of the control mechanism shell, the pressure maintaining pipe and the sampling pipe, a light-weight pressure maintaining structure is provided, and complex pressure compensation or a hydraulic system is not needed; in addition, a sealing and pressure maintaining device is optimized, the in-situ pressure of the seabed sediment can be stably maintained so as to guarantee the integrity of the sample, meanwhile, the operation process of the sampling process is simplified, the manufacturing cost and the fault risk are reduced, and the dual requirements of marine geological research, mineral resource exploration and other scenes for high-quality samples and efficient operation are met.
Owner:JILIN UNIVERSITY
Flush Valve Assembly
A flush valve assembly for a siphonic flush toilet, comprising a flush valve body and a flapper cover, wherein the flush valve body is coupled to an overflow tube or is coupled to an overflow tube coupling configured to receive an overflow tube, the flapper cover is configured to rotatably lift off the flush valve inlet at an open angle in a direction towards the overflow tube or the overflow tube coupling, and at least one of the flapper cover top face, the overflow tube, and the overflow tube coupling comprises a stop component configured to determine the flapper cover open angle during a flush cycle.
Owner:AS AMERICA INC
Vehicle seat assembly and subassemblies thereof
Seat assemblies and subassemblies thereof. The subassemblies include bladder assemblies, compression-resistant support structures, cushion assemblies, and / or heat transfer systems. The bladder assemblies may include integrated fluid conduits and / or flap valve assemblies disposed therein. The bladder assemblies may be disposed in the cushion assemblies. The cushion assemblies may be foamless such as comprising a polymeric non-woven filament mesh body. The mesh body may define one or more cavities to receive the bladder assembly. The heat transfer systems may cooperate with the bladder and / or cushion systems to heat or cool a trim surface.
Owner:LEAR CORP
Candle filter with efficient solid-liquid separation function
The invention relates to the technical field of candle filters, and discloses a candle filter with efficient solid-liquid separation, which comprises a filter body, a plurality of filter elements connected in the filter body, a slag discharge box connected to the bottom of the filter body, and a flap valve connected to the bottom surface of the slag discharge box. Two groups of bottom plates and air bags which are staggered up and down and obliquely crossed are arranged in the slag discharging box, the air bags can buffer the impact force generated when a filter cake layer falls, gaps between the bottom plates ensure that filter cakes smoothly slide down, the distance between the bottom plate on the lowest layer and the flap valve is short, the impact force on the flap valve when the filter cake layer slides down is reduced, and the service life of the filter cake layer is prolonged. Therefore, the risk that the flap valve is damaged due to high-position falling is reduced. The bottom plate and the air bag are designed in a hinged mode, so that the filter can be conveniently stored when needed, the bottom plate and the air bag can be stored in a hinged mode, and normal use of the filter body is prevented from being affected.
Owner:JIANGSU SHEKE TECH CO LTD
Dust hood
The invention provides a dust removal cover, and relates to the technical field of scrap steel cutting dust removal. According to the dust removal cover, first limiting switches at SQ2-SQ7 positions are sequentially matched with first collision rods, so that an automatic walking assembly can be sequentially and accurately stopped in three corresponding fixed-point cutting areas; meanwhile, when the suction hood stops at the position, a second collision rod can just enable a heavy hammer rod of the heavy hammer flap valve to move to the highest position so as to automatically open a valve plate, and then the suction hood is communicated with the public flue to be matched with an induced draft fan and a dust remover, so that flame cutting and efficient dust removal can be performed on a local area of a scrap steel stacking and cutting area; in addition, two first limiting switches at the positions of SQ1 and SQ8 can be matched with a first sinker bar to limit the extreme movement positions of the two sides of the suction cover, the triggering directions of the first limiting switches at the positions of SQ1, SQ2, SQ4 and SQ6 are opposite to the triggering directions of the first limiting switches at the positions of SQ3, SQ5, SQ7 and SQ8, and then the suction cover does reciprocating motion to return to the stop position again for steel slag discharging.
Owner:SHANDONG LAIGANG ENERGY SAVING ENVIRONMENTAL PROTECTION ENG
A hardware cutting and polishing machine
The present invention relates to the field of hardware processing technology, and in particular to a hardware cutting and polishing machine, the technical solution of which includes: a chassis, a cutting assembly fixedly installed on one side of the top of the chassis, a processing table fixedly installed on one side of the front end of the chassis, a discharge chute fixedly installed on the other side of the front end of the chassis via a first support frame, and a polishing assembly movably installed below the discharge chute; the polishing assembly includes a first polishing bin and a second polishing bin, the first polishing bin and the second polishing bin are matched in size, and the first polishing bin and the second polishing bin are connected and installed on opposite sides via a flap valve, the rotating assembly includes a stepper motor installed on the back of the chassis, a transmission shaft is installed on the stepper motor through a coupling, and a connecting frame is welded to the front end of the transmission shaft. The present invention can effectively solve the problem that hardware needs to be clamped and polished separately after cutting, and the problem that only a single hardware piece can be processed at a time, resulting in limited overall work efficiency.
Owner:ZHONGSHAN YONGXIANG HARDWARE CO LTD
Eccentric butterfly valve
The utility model relates to the field of butterfly valves, in particular to an eccentric butterfly valve which comprises a valve body, a fixing plate is arranged on the upper portion of the valve body, a handle is rotatably installed on the upper portion of the fixing plate, the rotating end of the handle is connected with a butterfly valve shaft through a first connecting bolt matched with a second positioning pin, and the butterfly valve shaft is rotatably installed in the valve body. A mounting groove is formed in one side of the interior of the butterfly clack shaft, a valve clack is mounted in the mounting groove in a clamped mode, and the valve clack and the butterfly clack shaft are connected through a third positioning pin and a second connecting bolt. According to the butterfly valve, the mounting groove formed in the butterfly clack shaft can be connected with the valve clack in a matched and clamped mode, the connecting stability is guaranteed under the connecting action of the third positioning pin and the second connecting bolt, then the connecting stability of the butterfly clack shaft and the valve clack is guaranteed, the connecting integrity is high, looseness is not prone to occurring, and meanwhile the third sealing ring is arranged on the outer side of the valve clack so that the sealing performance can be guaranteed; and the service life and the on-off performance of the valve body are effectively improved.
Owner:YIQIAN FLUID TECHNOLOGY (JIANGSU) CO LTD
Hopper lifting mixer capable of distributing materials
The utility model relates to a hopper lifting mixer capable of distributing materials, which is characterized in that a proportional butterfly valve is arranged at a discharge hole of the mixer and is used for controlling the discharge speed of the mixer; the flip valve is arranged below the proportional butterfly valve, is connected with the mixing machine and is used for enabling materials in the mixing machine to smoothly flow out of the mixing machine and flow into the distributing hopper after the flow of the materials is adjusted by the proportional butterfly valve; and the weighing device is arranged at a position right below the discharge hole of the mixing machine, is connected with the material distribution hopper and is used for weighing the weight of the materials in the material distribution hopper. Through the arrangement, the proportional butterfly valve and the flip valve are respectively arranged on the mixing machine, so that the effects of controlling the material flow, preventing the material from leaking and smoothly flowing out of the mixing machine are achieved; the weight of materials in the material distributing hopper is weighed through the weighing device, the proportional butterfly valve and the flip valve are controlled to be closed according to the weight, and then the weight deviation in the material distributing process is accurately controlled.
Owner:ZHEJIANG CANAAN TECH
A device for high-temperature ash and slag removal and temporary storage of a metallurgical waste heat boiler
The utility model relates to metallurgical waste heat boiler technical field and disclose a kind of high-temperature ash slag removal and temporary storage device suitable for metallurgical waste heat boiler, it include: ash chute, the ash chute includes hopper body, several access doors and several spring supports, the access door is set in hopper body side wall;Floor ash bin, including ash bin body, steel flue interface and sealing door, the steel flue interface is set at the top of sealing door, the hopper body is connected with ash bin body by just flue interface, the sealing door is set in the side wall of ash bin body;Control assembly, it is jointly arranged in the inside of ash chute and floor ash bin.This scheme uses ash chute to collect high-temperature ash slag, enters floor ash bin by high-power electric hoist driving double flap valve control ash slag, realizes closed discharge, is linked and is controlled by flap valve and sealing door, effectively isolates high-temperature area before dust removal, guarantees operator and equipment safety, improves operating stability and environmental protection.
Owner:HANGZHOU NEW CENTURY ENERGY ENVIRONMENTAL PROTECTION ENG CO LTD
Cement kiln tail high-temperature low-dust SCR (Selective Catalytic Reduction) denitration equipment capable of realizing off-line ash removal
The utility model provides cement kiln tail high-temperature low-dust SCR (Selective Catalytic Reduction) denitration equipment capable of realizing off-line ash removal, which comprises a high-temperature bag dust collector, a denitration reactor, a flue, more than two compartments, a flap valve assembly and an ash removal assembly for carrying out ash removal treatment on a filter bag to be cleaned of the high-temperature bag dust collector, all the compartments are arranged at the top of the high-temperature bag dust collector, the denitration reactor is arranged beside the high-temperature bag dust collector, the flue is located between the compartments on the two sides, and the flue is communicated with an air inlet of the denitration reactor; the air inlets of the sub-chambers are communicated with the corresponding high-temperature bag dust collectors, and the flap valve assemblies are located at the air outlets of the sub-chambers and used for communicating or blocking the air outlets of the sub-chambers with the flue; the flap valve assemblies are closed, the air outlets of the sub-chambers are blocked from the flue, the sub-chambers are unloaded, and smoke does not circulate in the sub-chambers, so that off-line ash removal of the high-temperature bag dust collector is achieved, and the single-chamber ash removal effect is more thorough.
Owner:XIAN XIKUANG ENVIRONMENTAL PROTECTION
Batching device for producing ecological water-soluble fertilizer
The utility model relates to the field of batching devices, in particular to a batching device for producing an ecological water-soluble fertilizer. According to the technical scheme, a batching box is arranged between stand columns, a rotating turning plate is arranged at the upper end of the batching box, a funnel-shaped discharging pipe is arranged at the lower end of the batching box, a wedge-shaped head turning plate valve is arranged on the funnel-shaped discharging pipe, a fixed sliding rail is arranged at the rear end of the wedge-shaped head turning plate valve, and a movable sliding block is connected to the fixed sliding rail in a sliding mode; a connecting block is arranged at the upper end of the movable sliding block, a timer is arranged at the rear end of the connecting block, a push rod is arranged at the front end of the connecting block, and a rotating motor is arranged at the front end of the push rod. The push rod is arranged to stretch out and draw back, the wedge-shaped block is in wedge-shaped connection with the wedge-shaped head flap valve, the rotating motor is started to drive the rotating shaft and the wedge-shaped block to rotate, so that the wedge-shaped head flap valve is driven to rotate, ingredients in the ingredient box are discharged through the funnel-shaped discharging pipe, and the timer is used for timing; and quantitative control is realized.
Owner:MAANSHAN KEBANG ECO FERTILIZER
Exhaust flap valve
ActiveDE102019218392B4Engine controllersMachines/enginesStructural engineeringInternal combustion engine
Flap valve (10) for an exhaust system of an internal combustion engine comprising - a tubular housing (12), - a flap sail (14), - a valve shaft (16) by means of which the valve leaf (14) can be pivoted between an open position and a closed position about a pivot axis (20) in the housing (12), and - a first stop segment (22) which extends over a partial circumference of the housing (12) and against which the flap leaf (14) rests in the closed position, wherein the flap leaf (14) has a first and a second leaf section (28, 30) on opposite sides of the flap shaft (16) and a receiving section (32) which overlaps the flap shaft (16), wherein the flap valve (10) further comprises a shaft cover (34) which engages over the flap shaft (16) on the side of the flap leaf (14) facing away from the receiving section (32) and is fastened to the flap leaf (14), characterized by that the receiving section (32) has a recess (38) in the axial direction relative to the first sail section (28), into which the first stop segment (22) extends, that a radially extending cutting line (44) is formed in the valve leaflet (14) between the receiving section (32) and the first leaflet section (28), and that an opening stop (46) is formed on the recess (38), which in the open position rests against the first stop segment (22).
Owner:SMK SYST METALL KUNST
Gate valve and vacuum pump mounting and switching device
The utility model discloses a gate valve and vacuum pump installation switching device which comprises a molecular pump and a gate valve, a switching plate is arranged between the molecular pump and the gate valve, a sealing ring with a filter screen is arranged between the molecular pump and the switching plate, and the molecular pump and the switching plate are connected in a locking mode. One side of the gate valve is provided with a central sealing ring and is connected with the cavity cover plate weldment in a locking manner, and the other side of the gate valve is provided with a central sealing ring and is connected with the adapter plate in a locking manner; the adapter plate is connected with the cavity cover plate weldment in a locking mode through a pump fixing pressing plate and a pressing plate bolt, and equal-height positioning columns are arranged between the pump fixing pressing plate and the cavity cover plate weldment. The mounting and switching device for the gate valve and the vacuum pump, provided by the utility model, not only has better sealing performance, can effectively solve the problem of connection between the molecular pump and the gate valve as well as between the molecular pump and the cavity, is suitable for stable operation in a frequent vacuum breaking state, but also is simple in structure and convenient to mount and overhaul.
Owner:浙江晟霖益嘉科技有限公司
Mixing device for safe production of vitamin C products
ActiveCN224057239Uevenly dispersedImprove uniformityRotary stirring mixersTransportation and packagingPhyllochinonProcess engineering
A mixing device for safety production of vitamin C products relates to the technical field of stirring devices and comprises a mixing tank, an inlet pipe communicated with an inner cavity of the mixing tank is rotatably arranged at the top of the mixing tank, a feeding cylinder is rotatably inserted into the upper end of the inlet pipe, and a flap valve is rotatably arranged in the feeding cylinder; the lower end of the inlet pipe is fixedly connected with a base plate, a supporting ring is coaxially arranged below the base plate, a plurality of material distributing rods are fixedly connected between the outer wall of the base plate and the upper surface of the supporting ring in a surrounding mode, a material falling channel is formed through the area between the adjacent material distributing rods, and the width of the material falling channel is gradually increased from the center to the outer side. According to the utility model, the problems in the prior art that in the mixing process of lutein ester and vitamin C, under the action of a stirring structure, powder is easy to raise and diffuse in the surrounding environment, so that the surrounding environment is influenced, and potential safety hazards are caused to operators in the working environment are solved.
Owner:SHANDONG TIANLI PHARMA
Multifunctional stoplog gate
The invention provides a multifunctional stoplog gate and belongs to the technical field of hydraulic engineering stoplog gates, the multifunctional stoplog gate comprises a basic gate section, a trash holding section, a gate flap valve section and a pump and gate integrated section, and the basic gate section is composed of a gate leaf structure frame, a panel, side wheels, a reverse sliding block, a lifting hook, a positioning insertion rod and a positioning sleeve. Through reasonable configuration of different combination modes of the basic gate section, the trash holding section, the gate flap valve section and the pump and gate integrated section, different working environments can be adapted, and the combination modes and the number of the sections can be flexibly adjusted according to specific requirements of different working environments; according to the multifunctional stoplog gate, rapid switching and integration of multiple functions such as trash holding, water retaining, pump station water discharging and pump and gate integration are achieved, so that the construction cost and the later-stage transformation and maintenance cost of water conservancy projects can be remarkably reduced, and the adaptability and flexibility of the projects to cope with complex hydrological conditions and functional requirement changes are improved; powerful support is provided for efficient, economical and stable operation of various water conservancy facilities.
Owner:HEBEI RES INST OF INVESTIGATION & DESIGN OF WATER CONSERVANCY & HYDROPOWER
Detachable drainer for water conveyance canal
The utility model discloses a detachable drainer for a water conveying channel. The detachable drainer comprises a fixed outer cylinder, a partition plate, a filter cylinder and a water conveying inner cylinder, the fixed outer cylinder penetrates through a lining plate at the bottom of the channel slope, the first end of the fixed outer cylinder is located in the water conveyance channel, and the second end is inserted into the channel slope; the partition plate is located in the fixed outer barrel to divide a barrel cavity of the fixed outer barrel into a filtering cavity and a water conveying barrel mounting cavity, and an assembly hole is formed in the center of the partition plate; the filter cartridge is slidably arranged in the assembly hole in a penetrating manner, one end of the filter cartridge is closed and arranged in the filter cavity, the other end of the filter cartridge is arranged in the water delivery cylinder mounting cavity and extends outwards in the radial direction to form an annular limiting plate, and a water through hole is formed in the filter cartridge; the first end of the water conveying inner barrel is detachably connected to the partition plate, the annular limiting plate is pressed on the partition plate through a pressing piece, and a non-return flap valve is detachably installed at the second end of the water conveying inner barrel. The detachable drainer for the water conveyance canal is easy to detach, and silt in the drainer can be cleaned or parts in the drainer can be replaced.
Owner:山东省调水工程运行维护中心莱州管理站 +1
Prefabricated integrated pump gate equipment and manufacturing method thereof
PendingCN120830308ABarrages/weirsArtificial water canalsConstruction engineeringStructural engineering
The invention relates to the technical field of pumps and gates, and discloses prefabricated integrated pump and gate equipment and a manufacturing method thereof.The prefabricated integrated pump and gate equipment comprises a concrete foundation body, a gate frame is pre-buried in the concrete foundation body to be poured together, a liftable gate plate is arranged in the gate frame, and lifting of the gate plate is driven by a hoist; a flashboard channel is formed in the flashboard, a water pump is installed on the water inlet side of the flashboard channel through a flange, a flow guide cover is installed at a water inlet of the water pump, and a flap valve is installed on the water outlet side of the flashboard channel. Flashboard rollers are mounted on two sides of the flashboard, and a gate seal is arranged on the flashboard. The gate embedded part and the gate frame are integrated together and formed at a time through concrete pouring, hoisting in place can be achieved at any time, the tedious embedded part in-place procedure on site is facilitated, and the construction period of a project is greatly shortened; the structure cost of civil engineering is saved, on-site debugging is convenient, the finished product delivery quality is high, the cost advantage is obvious, and application and popularization are convenient.
Owner:HEFEI KAIQUAN MOTOR ELECTRIC PUMP CO LTD
Pipeline light object processing device based on image recognition
The invention relates to a pipeline floating object processing device based on image recognition. The pipeline floating object processing device comprises an inlet short section, a bin body, a visual module, a glass sleeve, an annular seal, an annular air knife, a floating object processing mechanism, a reducing short section and an access door. The inlet nipple is connected with the near end of a suction inlet of a negative pressure pipeline of the winnowing equipment, a light source module is arranged in the bin body, the glass sleeve penetrates through the bin body and serves as a communicating pipe, and the annular air knife corresponds to the glass sleeve. The visual module is installed on the outer side of the bin body and arranged opposite to the glass sleeve so as to collect images of the light objects in the pipeline, and the light object processing mechanism is connected with the bin body through a reducing nipple. The floating object processing mechanism comprises a pneumatic flap valve, a sieve plate, a flap valve cylinder, an air knife and a collecting bin, the pneumatic flap valve is in transmission connection with the flap valve cylinder, the sieve plate is arranged on an airflow channel on one side of the pneumatic flap valve, the air knife is arranged corresponding to the inlet side of the sieve plate, the collecting bin is arranged below the sieve plate, and the access door is arranged on a bin body of the floating object processing mechanism.
Owner:BCEG RESOURCES RECYCLING CO LTD
Stepped dam capable of automatically discharging silt
The utility model discloses a stepped dam capable of automatically discharging silt, which relates to the technical field of water conservancy projects and comprises a dam main body, a dam main body and a dam main body, the weir bank is arranged in the energy dissipation pool, is arranged in an arc shape and is in stepped connection with the dam main body; the axis of the silt flushing pipe is parallel to the main flow direction of a river channel; the silt discharging pipe is arranged at the bottom of the energy dissipation pool, and a horn-shaped silt collecting opening is formed in the inlet end of the silt discharging pipe and is vertically communicated with the silt flushing pipe; a square flap valve is arranged at the inlet end of the silt flushing pipe, and the weight of the square flap valve is configured to be automatically opened when the water depth exceeds the top surface of the dam by 20 cm; according to the technical scheme, the weir bank which is arranged in the arc shape and connected with the dam body in the stepped mode is arranged in the energy dissipation pool, the hydraulic jump phenomenon can be generated in the energy dissipation pool, impact on a downstream riverbed is reduced, the silt discharging process can be completed without manual intervention, and the energy dissipation pool is particularly suitable for the unmanned management state in rural areas.
Owner:JIANGMEN KEYU WATER CONSERVANCY PLANNING & DESIGN CONSULTING CO LTD
Device for adjusting and controlling quantity of materials entering mill and roller press
The utility model relates to the technical field of feeding or discharging devices, and discloses a device for adjusting and controlling the quantity of materials entering a mill and a roller press, which comprises a material box, the upper side of the material box is fixedly connected with a feeding pipeline, and the upper side of the feeding pipeline is fixedly connected with a feeding funnel. A first discharging pipeline and a second discharging pipeline are fixedly connected to the lower side of the material box, a triangular body is fixedly connected to the bottom wall of the material box and arranged between the first discharging pipeline and the second discharging pipeline, and flow control mechanisms are arranged on the first discharging pipeline and the second discharging pipeline correspondingly. The flow control mechanism comprises a rotary discharger, a motor assembly, a first inclined pipeline, a first fixing plate, a flap valve, two second fixing plates, a control switch and a second inclined pipeline, in this way, the discharge amount of coarse powder of the powder concentrator can be simply and accurately controlled, then a worker can conveniently adjust the amount of materials entering a mill, and the working efficiency is improved. And the practicability of the device is improved.
Owner:JINYU TAINI (DAI COUNTY) ENVIRONMENTAL PROTECTION TECH CO LTD
A flushable flap valve
Owner:WUHAN SHENGYU DRAINING SYST
Battery system
The invention relates to a battery system (100) with a battery compartment (102) for receiving battery cells and / or battery modules, wherein an intermediate space (106) adjoins the underside of the battery compartment (102), extending between a battery compartment floor (104) and a subfloor section (108). At least one water drain nozzle in the form of a flap valve (110) with two abutting lips (112) is arranged in the battery compartment floor (104) and is designed such that, in the event of overpressure in the battery compartment (102) or an accumulation of liquid in the area of the flap valve (110), fluids escape from the battery compartment (102) via the flap valve (110), and, in the event of overpressure in the intermediate space (106), an inflow of gas from the intermediate space (106) into the battery compartment (102) is prevented.
Owner:VOLKSWAGEN AG
Intelligent numerical control flap valve type valve port
PendingCN120720448AOperating means/releasing devices for valvesCheck valvesSoil moisture sensorControl engineering
The invention relates to an intelligent numerical control flap valve type valve port which comprises a flap valve body, a flap valve round valve port, a round flap valve cover, an ultrasonic metering probe, a liquid level probe, a push rod protection support, a waterproof electric push rod, a remote communication actuator and a soil humidity sensor. A waterproof electric push rod is installed in the push rod protection support and is in control connection with the circular flap valve cover, a set of ultrasonic metering probes are installed on the two corresponding sides of the flap valve body, a liquid level probe is installed on the side, close to the root, of the outer portion of the push rod protection support, and a remote communication actuator is further designed on the outer side of the push rod protection support. The metering intelligent numerical control flap valve type valve port has the advantages that irrigation is precisely controlled by monitoring the water content of farmland soil; the three-dimensional management and control integrated functions of metering management and control, water level measurement and control, soil humidity monitoring, visual viewing and the like are realized; great use value and market requirements are realized.
Owner:NANTONG XINNONG VALVE TECH CO LTD
Detection and control system for rotation angle state of air locking flap valve
The invention provides a system for detecting and controlling the rotating angle state of an air locking flap valve, and relates to the technical field of industrial automation. The detection and control system for the rotation angle state of the air locking flap valve comprises a sensor unit module, a data acquisition module, a signal transmission line module, a control and processing module, a control module and an execution module, and the sensor unit module is used for accurately sensing the rotation angle state of the air locking flap valve; the data acquisition module receives signals from the sensor unit and converts the signals into digital data for subsequent processing and analysis. When the sensor unit module detects that the rotation angle deviates from a set ideal range, the system can automatically send out an instruction to drive the execution module to adjust the rotation angle of the valve so as to ensure the stability and optimization of the production process, angle rotation data of the air locking flap valve can be automatically collected in real time, the sensitivity is high, and the cost is low. And intelligent control is carried out according to preset parameters and production requirements.
Owner:SINOMA TECH (XUZHOU) HEAVY MASCH CO LTD
Rotary dust discharging device of bag-type dust collector
The utility model discloses a rotary dust discharging device of a bag-type dust remover, which comprises an air inlet pipe, the bottom of the air inlet pipe is communicated with a U-shaped pipe, one end of the U-shaped pipe is communicated with the bag-type dust remover for removing dust, and the bottom of the bag-type dust remover is communicated with a conical hopper for discharging dust. And the bottom of the bag-type dust collector is fixedly connected with a support frame for supporting the conical hopper. According to the utility model, the pneumatic flap valve is used for replacing the rotary blanking valve, the rotary blanking valve runs continuously, accumulated dust can be scraped off by using the star-shaped scraper blade under the negative pressure condition, the conditions of difficult blanking and sticking and blocking of the accumulated dust are solved, meanwhile, the pneumatic vibrators are additionally arranged on the two sides of the inclined plate of the conical hopper respectively, and the working efficiency is improved by using the intermittent vibration working process. According to the device, the dust accumulation condition of an internal supporting plate and a dust outlet is reduced, an electric rotary discharging valve is additionally arranged at a U-shaped bent vertical channel of a flue gas inlet section of the bag-type dust collector, and the amount of smoke entering the bag-type dust collector is reduced to a certain extent.
Owner:海南华盛新材料科技有限公司
A gate-type flap valve
This utility model provides a gate-type flap valve, including a valve body, valve plate, valve shaft, drive device, and valve seat. Valve plates I and II have a double-door structure. A valve seat is installed inside the valve body, and graphite packing is mounted on the valve seat. The valve body inlet has a flared opening, and the gap between the valve seat, valve plate, and shaft seat is hidden at the lower end of the flared opening. This technical solution avoids the direct accumulation of dust and particles at the junction of the valve plate and shaft seat, and between the valve plate and valve seat, preventing issues such as incomplete valve closure or jamming during opening and closing, thus minimizing leakage and ensuring negative pressure.
Owner:JIANGSU SHENTONG VALVE CO LTD
An outdoor box-type substation
This application relates to the field of power distribution network infrastructure technology and discloses an outdoor box-type substation, including a box shell. Exhaust fans are provided on both sides of the top of the box shell, and a static cyclone separator air inlet module is provided on the side wall of the box shell. A gravity flap valve is hinged to the bottom of the static cyclone separator air inlet module. A central clean air channel connecting to the interior of the box shell is provided in the static cyclone separator air inlet module, and a main air inlet louver valve is provided at the connection between the central clean air channel and the interior of the box shell. By using a movable pulley to multiply the minute linear thermal expansion displacement into a long-stroke flexible traction force, not only is the metal fatigue, deformation, and mechanical jamming problem that easily occurs with traditional rigid connecting rods under large temperature fluctuations outdoors completely avoided, but the power transmission can also ignore the complex electrical and physical obstacles inside the box, achieving ultimate flexibility and precise wiring from the central heat source to the outer dustproof components.
Owner:SICHUAN ZHANGU ELECTRIC POWER TECHNOLOGY CO LTD
VALVE AND SHOCK ABSORBER
A valve (V) of the present invention comprises: a flap valve (1) having a fixed end either on an inner circumferential side or an outer circumferential side and allowing a free end to spring through; and a valve seat element (2) comprising an annular seat section (2c) on the side with the fixed end, a plurality of channels (2d) provided at circumferential intervals on one side of the free end of the seat section (2c) on the side with the fixed end, a seat section (2e) on the side with the free end, which allows the side with the free end of the flap valve (1) to sit on and be separated from it, and recess sections (2f) provided over the entire width between the channel (2d) and the seat section (2c) on the side with the fixed end, wherein the recess sections (2f) comprise a first recess section (2f1),which is provided in a ring shape on the side of the seat section on the side with the fixed end, and comprise a second recess section (2f2) which is provided in a ring shape on the side of the channel, so that it adjoins the first recess section (2f1), and has a greater depth than the first recess section (2f1).
Owner:KYB CORP
Reconfigurable flapper assembly for toilet flush valve
A flapper assembly for a flush valve for a toilet is provided. The flapper assembly may be reconfigurable to work with different sized or configured flush valve bodies. Further, the flapper assembly is configured to avoid the pull chain getting tangled around various components of the flapper assembly. Further yet, the flapper assembly is configured to minimize a spacing between a pivot point / axis about which the seal member may pivot relative to the frame of the flapper assembly and the seal face of the seal member.
Owner:LAVELLE IND INC