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46results about How to "Widely promoted" patented technology

Wet desulfurization wastewater zero emission process and device thereof

The invention discloses a wet desulfurization wastewater zero emission process and a device thereof; desulfurization wastewater behind a gypsum dewatering device is collected and enters a flocculation reactor, the desulfurization wastewater is softened, flocculated and clarified, and sludge is sent to a sludge processing device for dewatering; the clarified water after separation is desalted, the desalted water is reused in a desulfurization system, concentrated water is sent to an evaporation crystallization device, waste heat of a boiler flue gas is used for evaporation crystallization, and high-quality water steam is obtained after evaporation; an evaporated crystallized substance and the water steam are subjected to gas-solid separation, the high-quality water steam is sent into a desulfurization absorption tower for recycling, and the crystallized substance is discharged together with fly ash. The high-quality water steam can be completely recycled in the desulfurization adsorption tower; suspended solids, dissolved solids, heavy metals, high salt, and Ca<2+>, Mg<2+>, Cl<+> and F<-> ions and other substances are cured, separated and collected, the purpose of complete recycling of the desulfurization wastewater is achieved, and zero emissions of the desulfurization wastewater can be achieved. In addition, the method has no effect on other systems of a power plant, and has the advantages of high practicability, low investment, and wide popularization and use value.
Owner:王辛平

Self-calibration high precision AC-DC voltage divider

ActiveCN105092927AImprove the accuracy of the voltage divider ratioGuaranteed accuracyVoltage dividersLow voltageEngineering
The invention discloses a self-calibration high precision AC-DC voltage divider. The self-calibration high precision AC-DC voltage divider comprises a grading ring, a high voltage arm unit, a low voltage arm resistor and a foundation, wherein the high voltage arm unit comprises an inner insulation supporting cylinder, an outer insulation supporting cylinder, an outer insulation cylinder, a film type voltage division resistor arranged on an outer wall of the inner insulation supporting cylinder, and a film type clamping resistor arranged on an outer wall of the outer insulation supporting cylinder which are sequentially embedded from inside to outside, a temperature measurement probe and an AC-DC calibration instrument are further included, the temperature measurement probe is one, is fixed on the film type voltage division resistor and penetrates out of the outer insulation cylinder through a connection wire to connect with the AC-DC calibration instrument, sealing treatment on the portion of the connection wire penetrating through the outer insulation cylinder is carried out, temperature of the film type voltage division resistor is transmitted by the temperature measurement probe to the AC-DC calibration instrument in real time, and the real-time temperature of the film type voltage division resistor and the standard temperature coefficient curve of the film type voltage division resistor are contrasted by through the AC-DC calibration instrument so as to carry out self-calibration on a voltage division ratio to be a standard voltage division ratio. According to the self-calibration high precision AC-DC voltage divider, voltage division ratio precision is improved, and measurement result accuracy is guaranteed.
Owner:ELECTRIC POWER RES INST OF GUANGDONG POWER GRID +1

Automatic signal bag packaged product arrangement and combination device

The invention discloses an automatic signal bag packaged product arrangement and combination device which comprises an electric control device, a first bag pushing mechanism and a second bag pushing mechanism, wherein the first bag pushing mechanism is composed of a first pushing passage, a first pushing mechanism and a bag falling preventing mechanism; the second bag pushing mechanism is composedof a second pushing passage and a second pushing mechanism; the bag falling preventing mechanism is mounted on one side edge of the first pushing passage in the pushing direction of the first pushingmechanism; the electric control device controls a single bag to be conveyed to the inlet of the first pushing passage one by one, and then, the first pushing mechanism sequentially pushes each singlebag to the inlet of the second pushing passage until the quantity requirement of each row is met; the second pushing mechanism pushes the signal bags of each row until the quantity requirement of each column is met; the latter half part of the second pushing passage is positioned in a bag making forming mechanism; and the bag making forming mechanism wraps the single bags after arrangement and combination and seals and cuts the single bags to form middle bags. The automatic signal bag packaged product arrangement and combination device can realize automatic arrangement and combination of allspecifications of a softer signal bag packaged product with an irregular shape, reduces the labor cost and improves the working efficiency.
Owner:广州紫怡机电有限公司 +1

Full-automatic crystalline silicon solar cell quality testing machine

The invention discloses a full-automatic crystalline silicon solar cell quality testing machine. The full-automatic crystalline silicon solar cell quality testing machine includes a machine table, an electric control device, a driving mechanism, a detection table, an adhesive tape fixing device, an adhesive tape pressing wheel mechanism and a cutter; the top surface of the machine stage is provided with a mounting plate; an elongated through hole is formed in the mounting plate; the detection table passes through the elongated through hole; an elongated hole is formed in the top surface of the machine table; the driving mechanism is connected with the bottom surface of the detection table through the elongated hole so as to drive the detection table to move on the machine table; the adhesive tape fixing device, the cutter and the adhesive tape pressing wheel mechanism are all fixed on the mounting plate; the adhesive tape fixing device is mainly composed of a rotation shaft and a rotation wheel; the adhesive tape pressing wheel mechanism comprises a lifting pressing wheel; a gap is left between the pressing wheel and the detection table; the height of the gap is adjustable; and the cutter is located between the rotation wheel and the pressing wheel. With the full-automatic crystalline silicon solar cell quality testing machine of the invention adopted, automatic detection of the printing effect of silicon wafer grid lines to be detected can be realized; detection results are accurate; detection efficiency can be improved; time and effort can be saved; and the quality of silicon wafers can be ensured.
Owner:JA SOLAR

Improved type water tobacco pipe

The invention discloses an improved type water tobacco pipe which includes a tobacco pipe bowl seat, a tobacco pipe bowl, a tobacco pipe with a tobacco tube arranged therein, a water container, a hose and a tobacco holder, wherein the cavity of the tobacco pipe and the opening of the water container are connected with each other through at least one pair of buckle hole and buckle post; the buckle hole is formed in the side wall of the cavity; the buckle post is arranged on the outer wall of the opening of the water container and extends outwards; the buckle hole is mainly composed of a notch-shaped inlet and a bayonet; the inlet is communicated with the bayonet through a communicating hole matched with the buckle post cross section; the center of the bayonet is lower than that of the communicating hole, so that the buckle post can enter to the position corresponding to the communicating hole through the inlet; the tobacco pipe rotates relatively to the water container to enable the buckle post to enter the bayonet via the communicating hole and to be buckled, so as to connect the tobacco pipe and the water container, or reverse operations are carried out to enable the buckle post and the buckle hole to be separated to separate the tobacco pipe and the water container. According to the invention, the buckle post is buckled in the bayonet and is not easy to pull away, so that the water container can be effectively prevented from falling off and being damaged; when the tobacco pipe and the water container are separated, the operation is stable, and the charcoal and tobacco shred are not easy to fall off.
Owner:GUANGZHOU ZHAOYING HARDWARE

Constant-temperature control system

InactiveCN104656702ARich human-computer interaction environmentFriendly human-computer interaction environmentTemperatue controlMicrocontrollerEngineering
The invention relates to the technical field of modern electronic application, in particular to a constant-temperature control system. The constant-temperature control system comprises a single chip microcomputer controller, a temperature acquisition circuit, a signal amplifying and conditioning circuit, an analog/digital conversion module, an LED display module, a function press key input module, a temperature control module, a communication module and a display module, wherein the LED display module, the function press key input module, the temperature control module, the communication module and the display module are connected with the single chip microcomputer controller respectively; the temperature acquisition circuit, the signal amplifying and conditioning circuit and the analog/digital conversion module are connected in sequence, and the analog/digital conversion module is connected with the single chip microcomputer controller; the single chip microcomputer controller is connected with a remote upper computer through the communication module. The constant-temperature control system which has high temperature change curve visibility and the remote controllability is very suitable for the industrial remote management requirements. The constant-temperature control system is low in cost and good in expansibility; the portability of the system is improved. Water temperature can be constantly controlled within the range of 40-90 DEG C, the control error is smaller than 0.5 DEG C, the static error is smaller than 0.2 DEG C, and the constant-temperature control system can be widely applied and moved in the industry.
Owner:范云泽

An autocrane heating a lifting control room by utilizing cooling water of a lower-vehicle engine

The invention relates to an autocrane heating a lifting control room by utilizing cooling water of a lower-vehicle engine. A revolution water feeder (3) is disposed between a lower vehicle (1) and an upper vehicle (2) and includes a fixed body (31) and a revolution body (32) which are in rotation matching. A first annular water path (33) and a second annular water path (34) are disposed between the fixed body (31) and the revolution body (32). The fixed body (31) is provided with a first pipe joint (35) and a second pipe joint (36) which are separately in series connection in a cooling water circulating pipeline of an engine (13). A heat dissipation finned radiator (23) is disposed in the lifting control room (22). The revolution body (32) is provided with a third pipe joint (37) and a fourth pipe joint (38) respectively communicating with the heat dissipation finned radiator (23). The cooling water of the lower-vehicle engine is utilized to heat the lifting control room of the upper vehicle, and therefore consumption of a large amount of fuel for heating lifting control rooms of autocranes having medium and small sizes in winter is not required, the running cost of the autocrane in winter in reduced, and energy conservation and emission reduction are facilitated.
Owner:刘长富

Pressure sand blasting device for micro-powder sand

InactiveCN105881225ASolve a series of problems caused by the phenomenon of tower bridge with fine powder sand materialSimple structureBlast gunsAbrasive feedersSiphonSand blasting
The invention discloses a pressure sand blasting device for micro-powder sand. The pressure sand blasting device comprises a pressure tank containing sand and a sand blasting pipe. The pressure sand blasting device for the micro-powder sand further comprises a siphon vertically arranged in the pressure tank. The siphon upwards penetrates the pressure tank to be connected with the sand blasting pipe and downwards stretches to the bottom of the pressure tank. A jet flow air nozzle used for jetting compressed gas is arranged at the bottom of the pressure tank. The jet flow air nozzle stretches in a lower siphon opening of the siphon, and a gap exists between the jet flow air nozzle and the lower siphon opening of the siphon. Compressed gas is jet into the siphon through the jet flow air nozzle, and therefore jet flow dynamic pressure is formed at the lower siphon opening of the siphon so as to drive the sand in the pressure tank to enter the siphon and be jet out upwards through the sand blasting pipe. According to the pressure sand blasting device for micro-powder sand, an existing sand outlet valve assembly is replaced with the siphon, the structure is simplified, the manufacturing cost is greatly reduced, manufacturing and maintaining are convenient, sand discharging is continuous and stable, and the working efficiency is improved; and in addition, the sand inlet amount can be conveniently adjusted, and the production cost is reduced.
Owner:GUANGZHOU CITY CONSTR COLLEGE

Automatic material taking device for vertical air cushion clamping conveyer

The invention relates to an automatic material taking device for a vertical air cushion clamping conveyer. The automatic material taking device for the vertical air cushion clamping conveyer comprises a vertical lifting section, the vertical lifting section includes a wave-shaped edge blocking conveying belt (12) and a covering belt (1), a material taking roller (16) is arranged at the bottom of the vertical lifting section, the wave-shaped edge blocking conveying belt (12) is wound on the material taking roller (16), and a redirection roller (14) and a compression roller (15) which are used for mounting and compressing the covering belt (1) are arranged above the material taking roller (16). Compared with the prior art, the automatic material taking device for the vertical air cushion clamping conveyer has the beneficial effects that a passive material bearing device in an existing air cushion conveyer is improved into an automatic material taking device, automatic material taking and conveying are achieved, meanwhile, other material taking equipment for providing materials is not needed to be configured independently, so that the application range of existing vertical air cushion conveyers is further widened. The automatic material taking device for the vertical air cushion clamping conveyer is simple in structure, reliable in property and high in conveying efficiency, can save energy and is environmentally friendly.
Owner:SUZHOU NIUKU CONVEYING MACHINERY CO LTD

Method for preparing pig corneal endothelium implant piece by adopting femtosecond laser technology for assistance

ActiveCN109363801AGood biocompatibilityReduce the difficulty of transplantationEye implantsLaser technologyCorneal surface
The invention discloses a method for preparing a pig corneal endothelium implant piece by adopting a femtosecond laser technology for assistance. The method comprises the following steps that S1, a pig cornea is pretreated; S2, after the pig cornea enters an interactive interface of a femtosecond laser machine, surgical parameters of femtosecond lasers are set according to a pig cornea thickness value measured before surgery, the lasers are precisely gathered on a set corneal surface and flattened, and laser blasting and gasified cutting are conducted to complete manufacturing of a corneal posterior lamellum implant piece which is a corneal endothelium piece with a posterior elastic layer, wherein the thickness is 100 microns, and the diameter is 8.5 mm; S3, decellularization operation isconducted through physical methods such as swelling, repeated freezing and thawing, shaking and air drying; S4, the pig corneal endothelium implant piece is prepared. The method adopts an instantaneous laser blasting technology so that precise corneal cutting can be completed, the immunogenicity of a pig corneal matrix piece is reduced, and the ultra-thin pig corneal endothelium implant piece withthe posterior elastic layer can also be prepared at the same time, so that transplantation difficulties caused by nonuniform thickness are greatly reduced.
Owner:黄国富 +1

HDPE multi-rib reinforced winding corrugated pipe and production method and device

According to the HDPE multi-rib reinforced winding corrugated pipe disclosed by the invention, through cooperative use of the vertical ribs, the reinforcing ribs and the supporting ribs, when the surface of the winding pipe is subjected to pressure of a soil layer, the umbrella-shaped structures can play a role in supporting the winding pipe, so that the winding pipe is not liable to collapse and has the advantage of high impact resistance, and the ring stiffness of the winding corrugated pipe is effectively improved. According to the production method of the HDPE multi-rib reinforced winding corrugated pipe, the advantage of being easy and convenient to operate is achieved, the quality of the produced HDPE multi-rib reinforced winding corrugated pipe is high, and the percent of pass of products is greatly improved; according to the production device of the HDPE multi-rib reinforced winding corrugated pipe, the gear motor can be used for driving the movable plate, the stirring rod and the inclined rod to move synchronously, and the purposes of saving energy and electricity can be achieved without using a plurality of gear motors for driving; and meanwhile, in the process of screening the raw materials through the screening mechanism, the raw materials can make full contact with heat, and the drying effect is further improved.
Owner:HUNAN HENGYUAN NEW MATERIAL TECH DEV CO LTD

Window auxiliary frame for plastic or aluminum plastic co-extrusion door and window dry method installation

PendingCN108756601AGood energy saving effectSolve the problem of thermal insulationBase framesThermal insulationEngineering
The invention discloses a window auxiliary frame for plastic or aluminum plastic co-extrusion door and window dry method installation. The window auxiliary frame is a long block-shaped body made of anelastoplastic material and arranged in the width direction of an outer window in a full-length mode, that is, the long block-shaped body is arranged transversely. The upper surface of the window auxiliary frame is connected with a lower frame of the outer window, the window auxiliary frame is internally provided with a plurality of hollow cavities arranged side by side lengthways and penetratingthrough horizontally, a metal tube is tightly nested in part or all of the hollow cavities to form a core cavity body, and the core cavity body is a tight whole. The window auxiliary frame adopts a multi-cavity structure, greatly improves the thermal insulation performance, significantly enhances the energy saving ability of the outer window and a building and solves the thermal insulation problemof a traditional auxiliary frame. In addition, steel tubes are tightly nested in the hollow cavities, and sufficient strength is provided for the installation of the outer window. Moreover, the window auxiliary frame has simple structure, low manufacturing cost and high practicability, and is suitable for wide popularization and application.
Owner:广东建科节能环保科技有限公司 +1

Staggered type modular building structure and construction method thereof

PendingCN109281406AOverlap component reductionAvoid wastingBuilding constructionsFloor slabModular unit
The invention discloses a staggered type modular building structure and a construction method thereof. The staggered type modular building structure comprises a plurality of modular units, and the modular units are arranged in a plurality of layers in the vertical direction. The adjacent modular units are connected, and the modular units of the first layer are arranged at intervals, so that gaps are formed between the adjacent modular units. The modular units of the second layer and above are arranged in a staggered mode with the modular units of the adjacent layers, and single gables are arranged on the outer sides of the layers of an even number. The second layer modular units and the adjacent modular units of the same layer and of the upper and lower layers form internal spaces of the modular units, and external walls are additionally arranged on the front and rear sides to form a complete modular unit. Floor slabs are additionally arranged at the gaps of the first layer and the toplayer to form internal spaces of the modular units, and external walls are additionally arranged on the front and rear sides to form a complete modular unit. According to the staggered type modular building structure, only upper and lower layer structural beams are provided with overlapping members, and columns, beams, floor slabs, internal parting walls and the like between adjacent unit modulesare not overlapped, the overlapping members are reduced, unnecessary waste is avoided, and the construction cost is greatly reduced.
Owner:ARCHITECTURAL DESIGN RES INST OF GUANGDONG PROVINCE
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