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38results about How to "Avoid crossing each other" patented technology

Extraction tower and process for removing methanol from residual C4 of etherification reaction

The invention relates to an extraction tower and a process for removing methanol from residual C4 of an etherification reaction. The extraction tower comprises a tower body which is internally provided with a plurality of supporting beams; each group of supporting beams corresponds to one layer of tower plate in parallel; a plurality of grooves are formed in each supporting beam at intervals; liquid flow holes communicated with the adjacent lower layer of tower plate are formed in the bottom surfaces of the grooves; each layer of tower plate is formed by splicing a plurality of secondary tower plate pieces; the supporting beams in each two adjacent groups are arranged in a staggered manner; a washing liquid inlet is formed in the upper part of the tower body and a C4 inlet is formed in the lower part of the tower body; a gas-phase outlet is formed in the tower top, and a liquid-phase outlet is formed in the tower bottom. Desalted water which is taken from the outside and has the temperature of 35-45 DEG C enters the tower body from the washing liquid inlet through a desalted water pump, residual C4 of the etherification reaction, which has the temperature of 35-45 DEG C, enters the tower body from the C4 inlet, and the flow ratio of the washing liquid to residual C4 of the etherification reaction is 1 to (20-25). Methanol in mixed C4 with the low methanol content can be removed and the content of methanol in processed mixed C4 is not more than 50ppm so that the consumption amount of a sulfuric acid catalyst in an isooctane device, the energy consumption of the device and the amount of waste acids can be reduced.
Owner:NINGBO HAIYUE NEW MATERIAL

Automatic painting device for wind power tower drum

PendingCN113000259ARealize automatic painting operationAddress riskSpraying apparatusAir pumpElectric machinery
The invention discloses an automatic painting device for a wind power tower drum, and relates to the field of wind power generation equipment maintenance devices. The following solution aiming at solving the problems of high safety risk of operators and low operation efficiency in the existing manual maintenance of an outer wall protective paint of a wind power tower is provided, the automatic painting device comprises a first semi-ring and a second semi-ring, wherein the first semi-ring and the second semi-ring are both semicircular, fixing lugs are arranged at the two ends of the first semi-ring and the two ends of the second semi-ring correspondingly, paint spraying vehicles are arranged at the top ends of the first semi-ring and the second semi-ring correspondingly, each paint spraying vehicle comprises an installing plate, a motor, a spray gun, a paint box and an air pump, fixing bolts are arranged between every two adjacent fixing lugs, hoisting holes are formed between every two adjacent fixing lugs, and proximity switches are arranged at the tops of the two ends of the first semi-ring correspondingly. The automatic painting device is novel in structure, and effectively solves the problems of high safety risk of the operators and low operation efficiency in the existing manual maintenance of the outer wall protective paint of the wind power tower.
Owner:HUANENG CLEAN ENERGY RES INST +3

Multilevel cleaning device and multilevel cleaning method for various waste plastics

The invention discloses a multilevel cleaning device and a multilevel cleaning method for various waste plastics. The multilevel cleaning device comprises a belt conveyer, a crusher, a washing cage, a rinsing tank and a terminal dehydrator, which are connected sequentially, wherein a primary circulating water treating pond is arranged under the washing cage and is connected with the crusher and the feeding end of the washing cage by a primary water return pipe respectively, and a secondary circulating water treating pond is arranged under the terminal dehydrator and is connected with the rinsing tank by a secondary water return pipe; the multilevel cleaning method comprises the steps of crushing waste plastics, primarily cleaning the crushed waste plastics in the washing cage and separating from cleaning water, then feeding the cleaned waste plastics into the rinsing tank for further cleaning with fluid mediums, and finally, feeding the cleaned waste plastics into the terminal dehydrator for dehydration, wherein the primary circulating water treating pond recycles the cleaning water, and the secondary circulating water treating pond recycles the fluid mediums. The device and the method can separately manage the cleaning water or the fluid mediums in different treating levels, so that the fluid mediums and the cleaning water can be circulated conveniently.
Owner:冯愚斌

Three-section type vacuum sintering device

The invention discloses a three-section type vacuum sintering device. The three-section type vacuum sintering device comprises a sintering chamber, a feeding chamber and a discharging chamber, whereinthe sintering chamber is provided with first sealing doors; the feeding chamber is provided with a second sealing door, a first carrying mechanism is arranged in the feeding chamber, and after the feeding chamber communicates with the sintering chamber through butt joint of the second sealing door and the corresponding first sealing door, the first carrying mechanism carries materials in the feeding chamber into the sintering chamber; the discharging chamber is provided with a third sealing door and a gas cooling mechanism, a second carrying mechanism is arranged in the discharging chamber, and after the discharging chamber communicates with the sintering chamber through butt joint of the third sealing door and the corresponding first sealing door, the second carrying mechanism carries the materials in the sintering chamber into the discharging chamber; and the feeding chamber and the discharging chamber are provided with vacuum exhausting mechanisms respectively. The three-section type vacuum sintering device realizes ordered segmentation of three working procedures of pre-vacuumizing, vacuum heating and gas cooling treatment of the materials, avoids intersection of the treatmentworking procedures, and achieves the independence between processes.
Owner:沈阳广泰真空科技股份有限公司

Bubble machine

The invention relates to the field of toys or stage equipment, and discloses a bubble machine. The bubble machine comprises a shell, a liquid storage device, an air cavity, a film-forming device, an air feeding device and a control device, wherein the liquid storage device is arranged at the front end of the shell and is used for accommodating bubble liquid, the air cavity is arranged in the rearportion of the liquid storage device and comprises an air inlet and a first air outlet; the film-forming device is arranged above the liquid storage device, and comprises a rotary center, a film-forming unit connected with the rotary center and a motor which drives the film-forming unit to rotate around the rotary center, and the motor drives the film-forming unit to rotate and pass through the bubble liquid and the first air outlet in the liquid storage device in sequence; the air feeding device is arranged in the shell and is used for supplying air flow between the air inlet and the first air outlet, and the control device is arranged at the top of the shell and is used for controlling the film-forming device and the air feeding device. Through the mutual cooperation of all the parts, bubbles are automatically and interruptedly generated. The bubble machine is simple in structure and convenient to use, and relieves the fatigue of manual bubble blowing. The control device is arrangedat the top of the shell, which makes it convenient for a user to control running of the bubble machine.
Owner:GUANGZHOU DAZHENG ADVANCED MATERIAL TECH CO LTD

Light-emitting device and related light source system

The embodiment of the invention discloses a light-emitting device, which comprises a PCB (Printed Circuit Board) and a light-emitting element group on the PCB, and is characterized in that the light-emitting element group on the PCB is composed of at least two strings of light-emitting elements in configuration, wherein at least part of the light-emitting elements in continuous arrangement in each string comprise the light-emitting elements of two colors only; and among the at least part of the light-emitting elements in continuous arrangement in the string, at least one light-emitting element of a second color is arranged on each of two sides of at least one light-emitting element of a first color, the direction pointed by the anode connecting piece of each of the light-emitting elements of the same color towards the cathode connecting piece of the light-emitting element is consistent with the trend of the string, moreover, an arrangement wire for connecting the light-emitting elements of the first color in series is located at one side of the string, and the arrangement wire for connecting the light-emitting elements of the second color in series is located at the other side of the string. The invention provides the light-emitting device which is convenient to wire on the PCB.
Owner:YLX INC

Citric acid automatic-soaking cleaning and descaling device and method for water ionizer

The invention discloses a citric acid automatic-soaking cleaning and descaling device for a water ionizer. The citric acid automatic-soaking cleaning and descaling device comprises a shell, an electrolytic tank, an alkaline water outlet, an acidic water outlet, a filter element, filter element fixing frames, a tap water inlet, a citric acid container, a water pump, a first one-way valve, a secondone-way valve, a flowmeter and a water inlet solenoid valve. The shell is internally provided with the electrolytic tank, the filter element, the citric acid container and the water pump; one side ofthe electrolytic tank is connected with the alkaline water outlet, and the other side of the electrolytic tank is connected with the acidic water outlet; the filter element is fixed into the shell through the filter element fixing frames; the bottom of a water inlet of the filter element is connected with the tap water inlet through the water inlet solenoid valve; the citric acid container is connected with a water inlet of the water pump through a pipeline, and a water outlet of the water pump is connected with a water inlet of the electrolytic tank through the first one-way valve by the flowmeter; and a water outlet of the filter element is connected with the water inlet of the electrolytic tank through the second one-way valve by the flowmeter. The electrolytic tank and a water outlet pipeline of the water ionizer can be automatically soaked and flushed without manual operation, and thus the working efficiency of the whole device is greatly improved.
Owner:重庆水谷科技有限公司

Fixed suspension type base plate for LCD screen

The invention discloses a fixed suspension type base plate for an LCD screen. The fixed suspension type base plate for the LCD screen comprises a base plate body and a clamping plate, wherein a shake-proof plate is arranged at the right side of the base plate body, and a dustproof film is mounted above the left side of the base plate body; a film winding shaft is mounted at the tail end of the dustproof film, and a shaft groove is formed under the film winding shaft; a wire outlet hole is formed below the base plate board, and a first screw is mounted at a diagonal top point of the left side of the base plate body; bottom plates are mounted at the left side of the base plate body and are fixed to the left side of the base plate body through second screws; rotating shaft connecting plates which are equipped with rotating shafts are arranged in the middle parts of the bottom plates; telescoping rods are connected to the rotating shaft connecting plates through the rotating shafts, and the telescoping rods are interconnected through the rotating shafts;; the right side of the clamping strip is connected to the left ends of the telescoping rods through rotary bolts, and the clamping strip is arranged into a clamping groove. The fixed suspension type base plate for the LCD screen is of a wall chest type structure through which the LCD screen can be protected in a plurality of directions; the base plate is parallel to the wall, so that the stability of the base plate is improved.
Owner:苏州光斯奥光电科技有限公司

C4 demethanol process after ether

The present invention relates to a kind of process of demethanolization of C4 after ether. The extraction tower includes a tower body, and a plurality of supporting beams are arranged in the tower body, and each group of supporting beams is respectively arranged in parallel corresponding to each layer of trays; each of the A plurality of grooves are arranged at intervals on the support beam, and the bottom surface of each groove is provided with liquid flow holes connecting adjacent lower trays; each tray is spliced ​​by multiple sub-trays; The supporting beams in the supporting beams are arranged staggeredly; the washing liquid inlet is arranged at the upper part of the tower body, and the carbon four inlet is arranged at the lower part of the tower body; the gas phase outlet is arranged at the top of the tower, and the liquid phase outlet is arranged at the bottom of the tower. The desalted water at 35-45°C from the outside world enters the tower body from the washing liquid inlet through the desalinated water pump, and the C4 after ether enters the tower body from the C4 inlet at 35-45°C. The flow rate of the desalted water and the C4 after the ether The ratio is 1:20-25. It can remove methanol in mixed C4 with low methanol content, and the methanol content in the treated mixed C4 is not more than 50ppm, so as to reduce the consumption of sulfuric acid catalyst in the isooctane device, the energy consumption of the device and the amount of waste acid Purpose.
Owner:NINGBO HAIYUE NEW MATERIAL

Energy-saving stainless steel wire heater based on hot air circulation

The invention discloses an energy-saving stainless steel wire heater based on hot air circulation. The energy-saving stainless steel wire heater comprises a base, a heating box body, a heating cavity, a door body and a driving motor, wherein the heating box body is fixed to the top end of the base; and transmission mechanisms are fixed to two sides of the heating box body at the top end of the base. According to the energy-saving stainless steel wire heater, by rotating rotating handles, the rotating handles can drive corresponding adjusting rods to rotate in adjusting grooves; under the meshing action of threads, the adjusting rods can drive corresponding clamping bases to move up and down through limiting plates, the clamping bases are adjusted to the proper height, and wire bodies are moved into conveying grooves from the top ends of the clamping bases; under the elastic action of pressing springs, movable plates can push corresponding clamping plates to move to the top ends of the wire bodies; and under the clamping action of the clamping plates and the clamping bases, the wire bodies are prevented from being intersected with one another, the wire bodies are moved into the conveying grooves side by side, and the function that the heater is convenient to clamp is achieved, therefore, the working efficiency of the heater in the using process is improved.
Owner:张利峰

cable for computer equipment

ActiveCN110371799BWon't bounce looseIncrease frictionEngineeringStructural engineering
The invention discloses a cable equipped by computer equipment. The cable structurally comprises cable inlet pipes, a first shell, cable outlet pipes, a rotating rod, a hanging end and a second shell.The first shell and the second shell are movably clamped, the cable inlet pipes and the cable outlet pipes are arranged on the two sides of the first shell and the second shell correspondingly, the cable inlet pipes and the cable outlet pipes are symmetric, the cable inlet pipe, the cable outlet pipe, and the first shell are of a mold integrated structure, the cable inlet pipe, the cable outlet pipe and the second shell are of a mold integrated structure, the rotating rod is located in the middle of the outer surface of the first shell, the local cable sequentially penetrates through the cable inlet pipes, the space between the first shell and the second shell and the cable outlet pipes and then is connected with a computer, through joint cooperation of the cable inlet pipes, the cable outlet pipes, the local cable and the like, redundant computer cables are wound and fixed, and are not prone to springing outwards and loosening, the cables with the multiple number are layered and arranged to be in and out, and the phenomena that due to crossing between two cables, short circuit is caused, and electric arcs are generated are avoided.
Owner:非凡电缆集团有限公司

LED billboard being convenient to combine

The invention discloses an LED billboard being convenient to combine. The LED billboard comprises a pedestal and a second screw post. Triangular racks are arranged at two sides of the pedestal; a concave baffle is installed at the outer side of the top of the pedestal; and a pedestal cabinet door is installed at the rear of the pedestal and is connected with the pedestal by a first hinge at the right side. Through holes are formed in the middle of the top of the pedestal; a box body is installed in the front of the top of the pedestal; and a soft cotton pad is arranged inside the box body. A box body cabinet door is arranged at the right side of the box body; a cabinet door through hole handle is arranged at the outer side of the box body cabinet door; and the box body cabinet door is connected with a box body by a second hinge. An LED display screen is installed inside the box body; a box body through hole handle is arranged at the right side at the rear of the box body; and a box body threaded hole is formed at the rear of the box body. According to the LED billboard provided by the invention, with the triangular racks, the two sides of the pedestal are supported stably and thusone-sided inclination or even falling down is prevented, so that high stability of the pedestal is guaranteed.
Owner:苏州光斯奥光电科技有限公司
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