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180results about How to "Various structural forms" patented technology

1,3,5-triazine derivative and application thereof in white organic electroluminescent light emitting diode

The invention discloses a 1,3,5-triazine derivative. The derivative is a compound with a structure of a formula I. The compound of the formula I can emit high-efficiency blue fluorescence and meanwhile has higher triplet state energy; so that the compound of the formula 1 can sensitize green and red phosphorescent doped materials while emitting the high-efficiency blue fluorescence, so that the technological conditions for preparing WOLEDs (White Organic Light Emitting Diode) are met. Meanwhile, the invention also discloses a preparation method of the compound of the formula 1 and application in preparation of the white light organic electroluminescent diode.
Owner:TECHNICAL INST OF PHYSICS & CHEMISTRY - CHINESE ACAD OF SCI

Mounting method of prefabricated building

The invention discloses a mounting method of a prefabricated building, comprising the following steps: base level treatment, binding of basic steel bars, mounting of first level vertical members, pouring of basic concrete, mounting of first level top horizontal members, pouring of concrete, mounting of second level vertical members, pouring of concrete, mounting of second level horizontal members, pouring of concrete and sequential cyclic operation according to the mounting operation flow. The method disclosed by the invention has the advantages of good integrity of structural connection, good safety and earthquake resistance, good environmental friendliness and energy-saving performance, reliable quality and convenience of quality inspection; the prefabrication rate reaches over 95%; secondary large area pouring, leveling blanket, masonry and other field operation procedures are saved; labor and materials are saved; by virtue of continuous mounting, the efficiency is improved, and the construction period is shortened; precise mounting and one-step positioning can be realized; the safety risk is reduced, and the quality is upgraded; waste water, waste materials, garbage, dust and noise generated by site construction and pollution of transportation to the air environment are reduced; and the prefabricated building is safe, durable, energy-saving, efficient, green, environment-friendly, economical and applicable.
Owner:李藏柱

Three-degree-of-freedom magnetic suspension switch reluctance motor

The invention relates to a three-degree-of-freedom magnetic suspension switch reluctance motor, and belongs to the field of magnetic suspension switch reluctance motors and magnetic suspension bearings. A motor stator is composed of a radial magnetic filed motor stator body and two magnetic bearing stator bodies. The radial magnetic filed motor stator body and the two magnetic bearing stator bodies are of a salient pole structure, a motor winding winds each stator tooth of the radial magnetic filed motor stator body, and a magnetic bearing winding winds each stator tooth of each magnetic bearing stator body. A rotor is composed of a salient pole rotor body and two cylindrical rotor bodies in an axial superposition mode, the salient pole rotor body is located between the two cylindrical rotor bodies and is used for generating torque, and the cylindrical rotor bodies are used for generating radial and axial suspension force. The three-degree-of-freedom magnetic suspension switch reluctance motor integrates a bearingless switch reluctance motor and an axial magnetic suspension bearing, and is high in integrity. Only one set of windings is arranged on the radial magnetic bearing stator teeth, the stator bodies are of the salient pole structure, and therefore a plurality of structure modes can be selected. The minimum inductance area is used for suspension control, suspension current has little influence on torque current, and the inter-phase coupling effect is little.
Owner:NANJING UNIV OF AERONAUTICS & ASTRONAUTICS

Five freedom degree numerically controlled fraise machine

The five freedom numerically controlled milling machine is superior to available one, which has inconvenient manufacture and installation, complicated programming, and other demerits. The five freedom numerically controlled milling machine consists of a bed, a platform pedestal, a machining tool and a main electric shaft to control the machining tool, as well as a three freedom RPS mechanism. The three freedom RPS mechanism consists of a lower platform, a moving platform and telescopic rods comprising lead screw and nut mechanism, and each of the three telescopic rods has its ends hinged separately to the lower platform and the moving platform. The milling machine of the present invention has high rigidity, high precision, simple and symmetrical structure, low cost, simple manufacture and installation, high machine accuracy and convenient programming.
Owner:HARBIN INST OF TECH

Radiating device of chip radiation using low-melting-point metal or its alloy as flow working medium

The heat abstractor comprises a main radiator, an auxiliary radiator, a connecting pipe and a minipump. The main radiator possesses flow passages, where molten metal with low melting point or alloy flow working medium are contained. Cooling fins are setup at surface of the main radiator contacted to surface of the chip to be cooled. Cooling fins are also setup at surface of the auxiliary radiator possessing flow passages, where liquid metal with low melting point or alloying flow working medium are contained. The connecting pipe connects between the main and auxiliary radiators. The minipump is installed on the connecting pipe for driving liquid metal and working medium. The said working medium is metal gallium or its alloy, which are meltable near room temperature. The invention integrates fin cooling and convective cooling, providing advantages of small size, large cooling area, high heat transfer efficiency, close cyclic process without influence on environment.
Owner:北京中科高意引擎技术有限公司

Bi(trimethylphenyl) boron derivatives and application thereof in white organic light-emitting diode

The invention discloses bi(trimethylphenyl) boron derivatives. The derivatives are compounds with a structure show in a formula I; the formula I is as shown in the specification; the compounds shown in the formula I can emit efficient blue fluorescence, and also have high triplet level; green and red phosphor doped materials also can be sensitized when the efficient blue fluorescence is emitted; therefore, the technological conditions of preparation of white organic light-emitting diodes (WOLEDs) are met. Meanwhile, the invention also discloses a preparation method of the compounds shown in the formula I and application thereof in preparation of the white organic light-emitting diodes.
Owner:TECHNICAL INST OF PHYSICS & CHEMISTRY - CHINESE ACAD OF SCI

Terpyridyl derivative and application thereof to white light organic electroluminescent diode

The invention discloses a terpyridyl derivative. The derivative has a structure shown as a formula I which is as shown in the specification. The terpyridyl derivative having a structure shown as the formula I is taken as an organic electroluminescent material which efficiently emits blue fluorescent light and is high in color purity, fluorescent quantum yield, electroluminescence efficiency, film-forming property and thermal stability, easy to modify, and various in structural forms. A light-emitting material made of the material can be taken as a main body material of sensitized phosphorescent molecules. A white light device made of the material is simpler in structure, simpler in manufacturing process, and lower in cost.
Owner:TECHNICAL INST OF PHYSICS & CHEMISTRY - CHINESE ACAD OF SCI

Jet pump

The invention discloses a jet pump and relates to mixed flow elements of fluid. An annular ejector of the jet pump is coaxially and serially arranged at the front end of a central ejector; the annular ejector comprises an annular nozzle, an annular mixing chamber and an annular mixing pipe; the central ejector comprises a central nozzle, a central mixing chamber and a central mixing pipe; a primary fluid inlet is laterally communicated with the annular nozzle and is directly communicated with the central nozzle at the tail end of a central pipe; a secondary fluid inlet is communicated with a side wall of the annular mixing chamber; one part of primary fluid is ejected to be introduced into secondary fluid of the annular mixing chamber through the annular nozzle and is mixed in the annular mixing pipe, and annular mixed flow is output; and the other part of primary fluid is jetted to an outlet of the central mixing pipe through the central nozzle and is ejected to enter the annular mixed flow in the central mixing chamber, and the primary fluid and the annular mixed flow are subjected to secondary mixing in the central mixing pipe and are output, so that suction of high-pressure primary fluid and mixed flow delivery of low-pressure secondary fluid are finished. The jet pump which is formed by sleeving and connecting two ejectors in series is small in axial size and high in ejection rate and output pressure.
Owner:韩铁夫

Hollow steel girder and steel framework system

The invention discloses a hollow steel girder, which comprises a top flange, a bottom flange, at least one row of web members and two end part gusset plates, wherein the end part gusset plates are arranged at two ends of the top flange and the bottom flange, and are respectively connected with the top flange and the bottom flange; and the web members have a truss structure, and are arranged between the top and bottom flanges and the end part gusset plates. Spaces facilitating the passing of pipelines are formed between the top and bottom flanges and the web members with the truss structure, advantages of the truss structure and a solid girder are comprehensively applied, the height of the steel girder is reduced to the utmost, and the effective using floor height of a building is enlarged as possible; and components of the hollow steel girder have good structural performance, and the hollow steel girder can meet requirement of civil and residential buildings on floor height, and has wide applicable range and good application prospect.
Owner:CE CENT FOR ENG RES TEST & APPRAISAL

Preparation method of hollow-structured micro-array electrode

The invention belongs to the technical field of micromachining, and discloses a preparation method of a hollow-structured micro-array electrode. The method comprises steps that: (1) a mask plate is prepared; (2) a metal Ti thin layer is sputtered onto a glass sheet; an oxidation treatment is carried out; an SU8 photoresist spinning treatment, a pre-baking process, and the like are carried out, such that the visualization of an electrode photoresist structure is realized; (3) with an electro-deposition technology, a microelectrode supporting pedestal is formed; (4) SU8 photoresist spinning photoetching is carried out again; (5) with the electro-deposition technology, a hollow cylinder is formed, wherein the hollow cylinder is an electrode; (6) a Gr / Cu conductive layer is formed through sputtering; (7) positive photoresist spinning photoetching is carried out; (8) electro-deposition is carried out until a third layer of the microelectrode is reached; and (9) the electrode is smoothed, and photoresist is removed. The method can be used for producing hollow-structured microelectrodes of any shapes, wherein the microelectrodes are used in high-precision fine electrochemical machining appliances. Also, the method can be applied in mass productions.
Owner:SHANGHAI JIAO TONG UNIV

Technological method and equipment for preparing biodiesel by using palm oil

The intention relates to a technological method and equipment for preparing biodiesel by palm oil, used for enhancing the production efficiency, the conversion rate and the quality of the biodiesel and regulating and controlling the composition of the biodiesel. The technological method comprises the following steps of: respectively and continuously inputting catalyst-containing methanol and the palm oil through an inlet of a reactor according to a proper proportion, wherein the reactor is provided with an oscillation intensifying device for enhancing the reaction effect, controlling the composition of products and enhancing the reaction rate and the conversion rate; and after the reaction is completed at proper frequency and amplitude, continuously effusing generated products from an outlet of the reactor, and then separating, washing with water, filtering water, absorbing water, and the like. The piston frequency and the amplitude of a regulation and control intensifying device can regulate and control the flow state, the retention time, product components and the conversion rate of materials or achieve the plug flow of the materials; the regulation and control intensifying device has large regulation elasticity and wide application range, regulates the movement velocity, the geometrical shape and dimension and the space position of a regulation piston driving mechanism or the mode of baffle plate replacement and can meet various reaction conditions; in addition, the palm oil has extensive source and low price.
Owner:朱瑞林

Elevator door light curtain detection protection device

The invention discloses an elevator door light curtain detection protection device. The elevator door light curtain detection protection device comprises a detection light eye, a driving mechanism, a transmission mechanism, a control module and a light eye position detection unit; the detection light eye comprises a transmitting end light eye and a receiving end light eye; the transmission mechanism is connected with the driving mechanism and driven by the driving mechanism to drive the transmitting end light eye and or the receiving end light eye to move in a reciprocating mode; the movement speed of the detection light eye is larger than the speed that a user is in or out of an elevator door; the light eye position detection unit is used for determining the movement position of the detection light eye; the control module is connected with the detection light eye and the light eye position detection unit and used for processing a light eye detection signal and a light eye movement position signal. According to the elevator door light curtain detection protection device, the reciprocating movement namely the vertical straight line reciprocating movement or vertical reciprocating swing is performed on the detection light eye through the driving mechanism and the transmission mechanism and accordingly the detection coverage of a light curtain is greatly improved and the blind area can even be avoided through the control on the driving mechanism and accordingly the safety performance of the elevator is greatly improved.
Owner:SHANGHAI MITSUBISHI ELEVATOR CO LTD

Multidirectional corrugated inner finned tube

The invention provides a multidirectional corrugated inner finned tube which comprises an outer tube, a plurality of multidirectional corrugated inner fins are uniformly distributed on the inner circumferential face of the outer tube. Each multidirectional corrugated inner fin comprises a root, two straight walls and two bends. Multidirectional corrugated patterns are distributed on the two straight walls, and lines of the multidirectional corrugated patterns on the same straight wall are consistent in tendency. The bends and the inner surface of the outer tube are in a brazing manner. The straight walls extend radially along the outer tube. The outer tube and the multidirectional corrugated inner fins form a plurality of parallel circulating channels. The multidirectional corrugated inner finned tube provided by the invention has various structural patterns and is easy to form and process. Compared with an optical tube, the effective heat transfer area is remarkably increased, so that the flow medium flow pattern in the tube is forcibly guided. The secondary flow is enhanced, the transverse turbulent flow is aggravated, the turbulivity is increased and the boundary layer of a flow medium is strongly interfered, so that the purpose of efficiently enhancing the heat transfer is realized. Meanwhile, the vertical flowing resistance in the tube can be controlled. Compared with the common finned tube, the resistance is remarkably reduced with the same thermal load.
Owner:NANJING UNIV OF TECH

Vibration damper floor

The invention discloses a damping floor, comprising a bearing board and a covering body. The covering body is supported by a support board by an elastic part, and a positioning bar used for positioning the elastic part is arranged on the support board, and the positioning bar can be formed by a flange disk and a positioning bar-column, and the positioning bar can be a grid clapboard, or a hollow column or a solid column. And a boarding which matches with the covering body is also arranged on the support board, and a protruding fastener is arranged on an outer wall of the boarding, and a limiting groove matching with the protruding fastener is cut on an inner wall of the covering body. A loophole and an air exchanging groove are respectively arranged on the wall of the boarding and the covering body. A top stage is arranged on the support board. The damping floor of the invention has the advantages that the assembling, the disassembling and the changing are convenient; the elastic bearing force can be optionally adjusted; the damping effect is good.
Owner:许景贤

Five axis linkage parallel-tandem digital control machine tool

The five-axis linkage serioparallel numerically-controlled machine tool is one kind of parallel machine tool superior to available six freedom parallel machine tool, which has high cost and complicated structure for five-axis motion. The five-axis linkage serioparallel numerically-controlled machine tool includes a frame; a moving platform; four link rods, each of which has one end connected to the frame and the other end hinged the operate moving platform; and one shifting work table set below the moving platform. The machine tool of present invention has high symmetry, high rigidity, high precision and high dynamic performance, no motion coupling, simple structure, low cost and easy manufacture. The present invention increases the structure forms of five-axis parallel machine tools, provides the theoretical research on four and five freedom parallel machine tools with mechanism prototype, and can realizes all the functions of available six freedom parallel machine tool.
Owner:HARBIN INST OF TECH

Linear type multiple row horizontal-type-like double-face machining multiple spindles drilling machine

The invention belongs to the technical field of machining equipment, in particular relates a linear type multiple row horizontal-type-like double-face machining multiple spindles drilling machine. The drilling machine comprises a common-base, a machine body, workbenches, a clamp and a drilling hole unit, the drilling hole unit is longitudinally and centrally installed along the top surface of the common-base; two workbenches are respectively installed on the machine body of two longitudinal ends of the common-base, and a workbench longitudinal reciprocating movement mechanism, a workbench lateral reciprocating movement mechanism and a workbench lifting movement mechanism are arranged inside the machine body from top to bottom; the clamp comprises a support and a clamping element; multi-layer transverse shelves are arranged on the support from top to bottom, a plurality of clamping elements are arranged on each transverse shelf; the drilling hole unit comprises spindles, drills, a gear box and a driving mechanism, the spindles are evenly distributed and installed in the gear box from top to bottom in a multi-row manner, two adjacent rows of spindles are arranged from top to bottom in a staggering manner, and the extending directions of the drills are opposite, the driving mechanism comprises a plurality of gears which are engaged with one another to carry out transimission, a main drive mechanism and a power mechanism. The linear type multiple row horizontal-type-like double-face machining multiple spindle drilling machine can processes rows of holes which are fixed in intervals and hole diameter on multiple workpieces to be processed, the time and labor are saved, the processing efficiency is high and the machining is precise.
Owner:王瑞方

Optical fiber sensing device based on optical fiber bending deformation

The invention discloses an optical fiber sensing device based on optical fiber bending deformation. The sensing device is characterized by comprising a baseplate I, wherein at least one of the baseplate I, a fish back I and a fish back II arranged on the baseplate I or at least one part of three is composed of a function material, and the fish back I is provided with a deformation teeth I; the fish back II is provided with a deformation teeth II, the deformation teeth I and the deformation teeth II are corresponding in a staggered manner, the deformation teeth II is provided with a signal optical fiber, and the signal optical fiber is a of multiturn surrounding shape and clamped between the deformation teeth I and the deformation teeth II; and the signal optical fiber is connected with a prolonging optical fiber, the prolonging optical fiber is connected with a testing unit, and the testing unit is connected with a processing unit. The sensing device provided by the invention has the advantages of being capable of carrying out amplification on the collected physical quantity, improving the accuracy of the sensing device combine and prolonging the service life of the signal optical fiber; and the structure is simple, and the sensing device is convenient to use and convenient to popularize and use.
Owner:XIAN JINHE OPTICAL TECH

High conductive copper-steel composite cast cooling wall of blast furnace

InactiveCN1456687AIncreased cooling capacityImprove overall performanceCooling devicesSlagThermal conductivity
A cooling wall of blast furnace is made up of pure copper and microalloyed steel through combined casting. It has high thermal conductivity, rigidity, high-temp strength and thermal flushing and heat shock resistance. The surface of water tube inlaid in it is plated by Zn or Sn. The inlaid copper part is welded to the cooling water tubes.
Owner:孙健

Compound ejector

The invention provides a compound ejector and relates to a fluid mixing element for fluids. A central ejector of the compound ejector is coaxially arranged in an annular ejector; outlets of the central ejector and the annular ejector are communicated with a main mixing chamber and a main mixing tube; a first main fluid is ejected from the top of the central ejector to an inlet of a central mixing tube through a central nozzle, is utilized to inject a secondary fluid entering into a central mixing chamber from a surrounding inlet at the top of the central ejector into a central mixing tube and is mixed with the secondary fluid; a second main fluid is ejected from a side position at the top of the annular ejector to an inlet of an annular mixing tube through an annular nozzle, is utilized to inject the secondary fluid entering into an annular mixing chamber from an inlet on the side position on the upper part of the annular ejector into the annular mixing tube and is mixed with the secondary fluid; and an ejected fluid at the outlet of the central mixing tube in the main mixing chamber is utilized to inject the ejected fluid at the outlet of the annular mixing tube into the main mixing tube and is mixed for the third time, thereby finishing the mixed fluid conveying in a way that the high-pressure main fluid pumps the low-pressure secondary fluid. The compound ejector is short in axial size and high in pumping and ejecting efficiency.
Owner:韩铁夫

Box structure of dish washing machine

The invention relates to a box structure of a dish washing machine. The box structure is designed for solving the technical problems that for an existing similar product, independent use is inconvenient, a box cover is inconvenient to open, the spray mode is single, and the water-saving effect is bad. According to the box structure, the right side of a box is provided with a control panel, the box cover on the top of the box is opened upwards, the box cover is provided with a transparent window, and a basket is put in the box. The box structure is characterized in that a motor hole, a heating assembly hole and a drainage hole of the box are located in a groove formed in the bottom of the box, the groove is provided with a draining board, a vane wheel is arranged on a rotating shaft of a motor, and a closed-type wheel arm seat is arranged at a water inlet formed in the joints of rotating spray arms; vanes on the outer diameter of the vane wheel are spirally and obliquely bent, that is, the two ends of the vanes are both bent, the height of the upper bending section of each vane is larger than that of the lower bending section, an open slot is formed in the edge of the upper bending section of each vane, and the vanes of the vane wheel probably extend into a central hole formed in a spray arm frame. Water flow enters the rotating spray arms through gaps of the vanes of the vane wheel and water inlets of the rotating spray arms and is sprayed out from spray holes formed in the rotating spray arms.
Owner:NINGBO TIANMA KITCHENWARE CO LTD

An air-cooled module for heat transfer temperature uniformization of a fuel cell

The invention discloses an air-cooled module for heat transfer temperature uniformization of a fuel cell. The air-cooled module mainly consists of a fuel cell module, fins and a fan system; the fuel cell module comprises an end cap, a membrane electrode, an ultra-thin temperature uniformization plate, a plurality of membrane electrodes and a plurality of ultra-thin uniform temperature plates are alternately arranged, the two sides of each membrane electrode are respectively provided with an ultra-thin uniform temperature plate, and the ultra-thin uniform temperature plate comprises a shell, acavity, a liquid suction core and a working medium; The hollow cavity is arranged in the housing, the hollow cavity is at least protruded from one end of the housing, and the hollow cavity is providedwith a liquid suction core and a working medium; The upper surface or the lower surface of the shell is respectively provided with an air flow channel or a hydrogen flow channel; The overall thickness of the ultra-thin homogeneous temperature plate shall not exceed 3mm; A plurality of fins are installed on the condensing end of the ultra-thin uniform temperature plate. The evaporation end of theultra-thin uniform temperature plate of the invention can separate the reaction gas, collect and conduct the electric current; The heat flux concentrated on the surface of the bipolar plate is rapidlytransferred and diffused to the large area of the condensation surface, which has the effect of uniform temperature and heat dissipation.
Owner:SOUTH CHINA UNIV OF TECH

Double-end combined cutting machine

InactiveCN102728886ASolve the shortcomings of not being able to realize multiple cutting modesVarious structural formsMetal sawing devicesElectric machineEngineering
The invention discloses a double-end combined cutting machine. The double-end combined cutting machine comprises a stand and a workbench, wherein the stand supports the workbench, the workbench is integral, a left rotary shaft and a right rotary shaft are horizontally arranged at the rear part of the workbench in parallel in a direction of a longitudinal shaft, a left power head and a right power head are respectively arranged on the left rotary shaft and the right rotary shaft in reverse directions and can rotate at certain angles respectively around the rotary shafts, each power head comprises a power device, each power device comprises a swinging arm, a motor and a saw bit, the motors are arranged at the front parts of the swinging arms, the saw bits are arranged on motor shafts, the motor of the left power head is characterized in that a motor body is arranged on the left while the motor shaft is arranged on the right, and the motor of the right power head is characterized in that the motor body is arranged on the right while the motor shaft is arranged on the left. The double-end combined cutting machine overcomes defects that various cutting modes can not be realized by once material feeding when the traditional sectional material is cut by a device only with one power head, and enriches the forms of product structures.
Owner:翟秋朗 +1

Technological method and equipment for producing biodiesel from rape seed oil

The invention relates to a technological method and technological equipment for producing biodiesel from rape seed oil and aims to improve the production efficiency, transformation ratio, composition and quality of the biodiesel and solve the technical problems of low efficiency, poor effect, narrow application range, unavailable continuous operation and the like in the prior art. Key points of the technical scheme are that: catalyst-containing methanol and rape seed oil components are continuously input from the inlet of a reactor according to an appropriate proportion; and the reactor is provided with an oscillating strengthening equipment so as to enhance reaction effect, control product composition and increase reaction speed. After the reaction is finished under appropriate frequency and amplitude, a product flows out from the outlet of the reactor and is separated, rinsed and dewatered. The flow state, retention period, product composition and transformation ratio of a material can be regulated and controlled or laminar flow of the material is achieved by regulating and controlling the piston frequency and amplitude of the strengthening equipment. The strengthening device has high adjustment elasticity, wide application range and capability of meeting various reaction conditions by adjusting the movement velocity, geometry, size and space position of a piston driving mechanism or replacing a baffle plate.
Owner:朱瑞林

Low-power-supply-voltage programmable gain amplifier

The invention discloses a low-power-supply-voltage programmable gain amplifier. The low-power-supply-voltage programmable gain amplifier comprises a main transconductance stage circuit, a slave transconductance stage circuit and an output stage circuit. A tail current source of the programmable gain amplifier is arranged in a linear region in a bias mode, a transconductance stage and a differential input transconductance stage constitute a main-slave structure and are copied in a proportional mode, and the grid of a main transconductance stage tail current source and the grid of a differential input tube are connected with ports corresponding to slave transconductance stages in an operational amplifier respectively. Based on the main-slave structure, the low-power-supply-voltage programmable gain amplifier is simple in structure and can be realized through standard CMOS technologies; because a transistor is placed on the linear region or a sub-threshold value region in a bias mode, the working power supply voltage of each circuit is further reduced; forms of circuit structures are enriched under the low-power-supply-voltage environment, and the application range of the low-power-consumption programmable gain amplifier is enlarged. Normal work under small voltage is achieved through a simple structure, and therefore power consumption is substantially reduced, and performance can be well kept.
Owner:SOUTHEAST UNIV

Multi-stage diversion SSMBBR sewage treatment system and treatment method

The invention belongs to the technical field of sewage treatment, specifically to a multi-stage diversion SSMBBR sewage treatment system and treatment method. According to the method, main technology including a grid, a regulating tank, a multi-stage diversion SSMBBR sewage treatment system, a filter cloth filter tank and ultraviolet disinfection, which in the multi-stage diversion SSMBBR sewage treatment system includes an anaerobic segment, a denitrification segment, an aerobic segment, a filtration segment and a precipitation segment. A baffler is reasonably added so as to achieve function division, optimize a liquid flow, reduce head loss and prolong the residence time. The treatment effect of the reactor is greatly improved, and the quality of the outlet water is maintained stable.
Owner:CHENGDU FUHUA ENVIRONMENTAL PROTECTION TECH CO LTD

Three-wall two-space type fabricated wall body system, wall body main plates and installation method

PendingCN109972765AImprove insulation effectDoes not destroy the aesthetics of the decorationWallsHeat proofingAir cycleKeel
The invention provides a three-wall two-space type fabricated wall body system, wall body main plates and an installation method. The three-wall refers to outer wall plates, the wall body main platesand inner wall plates, and an outer-side channel space directly communicating with the upper beam side and the lower beam side and an inner-side channel space directly communicating with the upper beam side and the lower beam side are correspondingly constructed between wall plate keels and between the wall body main plates and the outer wall plates and the inner wall plates in an enclosed mode; the outer-side channel space can contain a pipeline for discharging rainwater and other pipelines or circuits, and the inner-side channel space can contain electric wires, cables or other pipelines orcircuits; the channel spaces can be directly used as ventilating pipelines for air circulation, the overall decoration aesthetic feeling is not damaged, the spaces are fully utilized, and the dehumidification performance of wall bodies is additionally provided; air layers formed by the channel spaces can be further utilized to improve the overall thermal insulation performance of a building; and the wall body system can be disassembled and recycled, no residual construction waste exists in site construction, and the authentic environment-friendly architectural concept is realized.
Owner:捷士通(天津)集成房屋有限公司

System of treatment of multilevel stream diversion type MBBR sewage and method of treatment

The invention belongs to the technical field of sewage treatment, in particular relates to a system of treatment of multilevel stream diversion type MBBR sewage and a method of treatment. By the sewage treatment process of the system of treatment of multilevel stream diversion type MBBR sewage, the process of 'grating + regulating reservoir + MBBR sewage treatment system + cloth filter reservoir filter + ultraviolet disinfection' is adopted as the main process, wherein the system of treatment of multilevel stream diversion type MBBR sewage is divided into a denitrification phase, an aerobic phase, a filter phase, and a precipitation phase, by the reasonable additional arrangement of a stream diversion type plate, the function division is achieved, the liquid streamline is optimized, the liquid head loss is reduced, the dwell time is extended, the processing effect of the reactor is greatly improved, and the liquid venting quality is stable on a long-term basis.
Owner:CHENGDU FUHUA ENVIRONMENTAL PROTECTION TECH CO LTD

Twin-screw oil press with cooling device

The invention relates to a screw oil press, in particular to a twin-screw oil press with a cooling device. The twin-screw oil press comprises a rack, wherein a hollow pressing shaft is arranged above the rack; the pressing shaft is fixedly provided with a plurality of spiral blades; a pressing row is sleeved out of the blades; the pressing row consists of two half-cylinders; one end of the pressing shaft is provided with a transmission mechanism; a pressing row cavity is formed between the pressing row and the blades; one end of the pressing row cavity is communicated with a material inlet arranged above the upper side; the other end of the pressing row cavity is provided with a cake outlet adjusting mechanism; the material inlet is provided with a spiral feeding mechanism; an oil collection tank is arranged on the middle part of the rack and below the pressing row; the side of the rack corresponding to the cake outlet adjusting mechanism is provided with a cake collection tank; and the oil press further comprises a pressing shaft cooling device and a pressing row cooling device. With the adoption of the oil press, the temperature in a peanut oil pressing process is controlled effectively, and the condition that the cake temperature in the peanut oil pressing process is not higher than 60 DEG C is ensured, so that the condition that the modification of peanut protein and the loss of micro beneficial components is avoided, the quality of cold-press peanut oil is guaranteed; besides, the oil yield is high and the power consumption is low, thereby the twin-screw oil press is beneficial to development and promotion.
Owner:郑州鼎盛机械设备有限公司 +3
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