41results about How to "Avoid absorbing" patented technology

The invention belongs to the field of optical automation test and especially relates to a large-size optical film automatic feeding device which comprises a base, a feeding mechanism, an absorbing mechanism, a transporting mechanism and a control mechanism. The base is used for carrying the feeding mechanism above the base, and the feeding mechanism is arranged on the base so as to carry optical films and transmit the optical films to a first working station. The absorbing mechanism which can move up and down is arranged above the first working station so as to absorb the optical films in thefeeding mechanism and transmit the absorbed optical films to a second working station. The transporting mechanism which can move up and down is arranged at the rear end of the absorbing mechanism so as to absorb the optical films on the second working station and transmit the absorbed optical films to a third working station. The control mechanism is electrically connected with the feeding mechanism, the absorbing mechanism and the transporting mechanism respectively. When in use, operators only need to place stacked optical films on the feeding mechanism, bath feeding can be easily realized.The large-size optical film automatic feeding device is time-saving and labor-saving, high in working efficiency and smooth in operating process, and can be applied to assembly line work environment and has a broad market prospect.

The invention discloses an electronic welding fume discharge device, which is characterized in that it comprises a bracket (1), an exhaust fan (2), a smoke filter device, a purification tank (3), an exhaust fan (5), an air suction device, and controller (10). The invention cooperates with the air suction device and the exhaust fan to effectively absorb the smoke generated by electronic welding; and the smoke filter device arranged between the air suction device and the exhaust fan can filter the dust particles in the electronic welding smoke Filtration is carried out to prevent the impeller of the exhaust fan from being polluted by dust, so that the load on the impeller is too large, which effectively ensures the stability of the exhaust fan; at the same time, the rosin component in the electronic welding fume is filtered through the set purification tank, so that The electronic welding fume is cleaner, so that the present invention can well solve the problem that the existing electronic welding fume equipment cannot purify the fume.

The invention relates to the technical field of DNA extraction, and provides a cell lysis buffer, a kit and a method for yeast genome extraction. The cell lysis buffer for extracting the yeast genome is prepared from the following components: 50 to 60 g/L of guanidine isothiocyanate, 1 to 10 g/L of Tris-base, 8 to 15 g/L of EDTA.2Na and 1 to 10 percent of Tween-20. Compared with the prior art, the yeast genome extraction kit provided by the invention is time-saving, labor-saving and thorough in cell lysis, chloroform is not used in the experiment process, the harm to experiment operators is reduced, and the extracted genome is high in yield and can be directly used for subsequent experiments, and does not need to be purified.

A gauging or measuring head for checking linear dimensions of mechanical pieces includes a casing (1), a movable arm (4) carrying a feeler (7), a fulcrum (10), coupled to the casing and the arm for enabling arm displacements with respect to the casing, a retraction device (68) with a cylinder (70) coupled to the casing and a piston (72) which slides therein for urging the arm to a definite inoperative position, and a position transducer (50) that provides signals depending on the position of the arm with respect to the casing. The retraction device includes a bellows gasket (88), which is housed in the cylinder and has its ends fixed to the cylinder and the piston.

The invention discloses flaky inductance tin soldering equipment which structurally comprises an efficient energy-saving motor, a machine body, a mounting sleeve, a finished product placing cylinder,a screw rod, a hydraulic cylinder, a cooling device, a solder pot, a nut pair, a smog absorbing and purifying device, an electromagnetic panel, and a to-be-welded tin piece placing cylinder, wherein the solder pot is fixed in the center of the internal bottom surface of the machine body. Compared with the prior art, the flaky inductance tin soldering equipment has the following benefits: two conveyor belts capable of driving in opposite directions are utilized, and separating pieces are arranged on the conveyor belts, so that a plurality of to-be-welded tin flaky inductance placing grids are formed between the two conveyor belts; to-be-welded tin flaky inductance can be separately placed and conveyed one by one; the electromagnetic panel can attract one to-be-welded tin piece each time andcan absorb and carry out purified treatment on the smog generated during the tin soldering operation, so that the situation that an operator absorbs toxic gas during operation to thread the body health is prevented, improvement of the operating safety is facilitated and the operating environment is improved; and the cooling device is arranged to fast cool the flaky inductance after tin soldering.

The invention provides a sample analyzer and a specific protein detection method. The sample analyzer comprises a sampling device, a hemolysis reagent supply device, a latex bin, an information reading device, a control device, a reaction tank and a detection device. The sampling device sucks a blood sample and dispenses the blood sample. The hemolysis reagent supply device is used for supplying a hemolysis reagent required by the test of a detection item. A reagent bottle is placed in the latex bin, a label carrying identification information is arranged on the reagent bottle, and the identification information at least comprises the type of a reagent in the reagent bottle. The information reading device reads the label on the reagent bottle to obtain the identification information. The controller controls the sampling device to sample and separate the latex reagent in the reagent bottle according to the identification information. The reaction tank receives the to-be-tested blood sampleseparately injected by the sampling device, the latex reagent and the hemolysis reagent so as to form a mixed sample required by testing. The detection device is used for detecting the mixed sample to obtain the specific protein concentration of the blood sample. The sample analyzer provided by the invention can be used for accurately sucking the required latex reagent.

The invention relates to a self-heating overhead in-tank pump valve system which comprises a motor, a pump and an asphalt pipe. The motor is mounted at the top of an asphalt tank through a supportingtube and a supporting flange and located outside the asphalt tank, and the supporting tube and the supporting flange are connected through a threaded fastener. The pump and the asphalt tube are mounted at the top of an inner cavity of the asphalt tank through a bearing cavity. The bearing cavity is provided with a flange edge and is fixed on the top inner wall of the asphalt tank through a bolt. An output shaft of the motor is connected with an input shaft of the pump through a coupling. An inner cavity of the supporting tube is filled with a heat insulation material and is internally providedwith fan blades, and the heat insulation material covers the coupling. According to the self-heating overhead in-tank pump valve system, the motor, the pump and the asphalt tube are all mounted at the top of the asphalt tank, and the pump and the asphalt tube are arranged in a built-in mode; the asphalt tank is usually not fully filled, and the pump and the asphalt tube are packed in the bearingcavity and located at the top of the inner cavity of the asphalt tank, so that the pump and the asphalt tube are prevented from being contaminated by asphalt; the rising hot gas of the asphalt can heat the pump and the asphalt tube, so that self heating is achieved, and extra energy sources are not wasted.

The invention discloses a suction method and an adding method of a biological tissue culture solution and relates to the technical field of biological tissue culture. The suction method comprises the following steps: extracting a negative pressure from a culture solution suction head, moving down the culture liquid suction head according to a first set distance, detecting a first state negative pressure in the culture solution suction head, and comparing the first state negative pressure with a first set negative pressure; if the first state negative pressure is greater than or equal to the first set negative pressure, stopping moving down the culture solution suction head and stopping extracting the negative pressure from the culture solution suction head, moving the culture solution suction head to a level of the culture solution, and discharging the solution in the culture solution suction head; moving down the culture solution suction head to a position below the level of the culture solution according to a second set distance and extracting a set amount of the culture solution; and after the culture solution is sucked, moving the culture solution suction head upwards and out of a culture solution bottle, and thus automatically sucking the biological tissue culture solution. The adding method comprises steps of uncovering, solution adding and covering. The biological tissue culture solution can be automatically added and a requirement for culturing biological tissues in batches is met.

The invention discloses a medicated diet cigarette and a preparation method and equipment thereof. The cigarette comprises tobacco shreds filled in the cigarette, and the tobacco shreds are prepared from the following traditional Chinese medicine raw materials in parts by weight: 5-20 parts of ginkgo leaves, 5-20 parts of ginseng leaves, 5-20 parts of lily leaves, 5-20 parts of tea leaves, 5-20 parts of boxthorn leaves, 5-20 parts of red date leaves, 5-20 parts of bulbus fritillariae cirrhosae leaves, 5-20 parts of loquat leaves, 3-10 parts of pericarpium citri reticulatae, 3-10 parts of radix astragali seu hedysari extract, 5-15 parts of rhizoma polygonati extract, 3-10 parts of rhizoma chuanxiong extract and 2-10 parts of liquorice root extract. The medicated diet cigarette can retain the shape and taste of the cigarette, can be brewed and drunk, and has the effects of moistening the lung, nourishing yin, conditioning internal organs and refreshing the mind and restoring consciousness.

The invention relates to the technical field of hydraulic engineering construction, in particular to a foundation pit drainage device and a using method thereof.The foundation pit drainage device comprises a drainage pump and a water collecting well, the drainage pump is arranged on one side of the water collecting well, and the water drawing end of the drainage pump is movably connected with a bent pipe with an opening facing the position above the sewage liquid level in the water collecting well. One end of the drainage pump is connected with the bent pipe capable of moving up and down, meanwhile, the pipe opening of the bent pipe is arranged upwards, turbid impurities at the bottom of the water collecting well are prevented from being sucked into the pump pipe through suction force, and the drainage device capable of floating on the water surface in the drainage well is arranged on the outer side of the bent pipe; the bent pipe is driven to move along with ascending or descending of the liquid level, impurities with large sizes in water can be isolated through the base plate at the bottom end of the drainer, sewage is filtered to a certain degree, and the possibility that a pump pipe is blocked is reduced.

The invention relates to a fine rubber powder production line. A tire is decomposed into a tire top, tire sides and opening rings in a block decomposing area; the tire top and the tire sides are cut into blocks in the block decomposing area and then fed into a rubber breaking area; rubber blocks are broken into rubber powder and steel wires in the rubber breaking area, and the rubber powder and the steel wires meeting the mesh number enter a magnetic separation area; steel wires in the rubber powder are separated and collected through a magnetic separation unit in the magnetic separation area, and the rubber powder is conveyed to a rubber powder bin; the rubber powder subjected to magnetic separation is fed into a closed screening machine for screening, the rubber powder meeting the mesh number is sent into a collecting area by blowing, and the rubber powder not meeting the specification is sent into a grinding area for grinding; in the grinding area, the rubber material passes through a material distributing spiral and then enters a pulverizer to be ground into rubber powder with a smaller particle size, the rubber powder meeting the required mesh number is conveyed to a collector to be packaged, and the rubber powder not meeting the mesh number requirement is conveyed back to the pulverizer to be crushed again; and finally, packaging is performed in a collecting area, and transportation is performed in a fine rubber powder finished product area. According to the fine rubber powder production line, from the waste tires to the fine rubber powder, multiple procedures are high in collaboration and do not interfere with one another, the production efficiency is high, and the production cost is low.

The invention discloses a self-driving fish school type seawater sucking and collecting device for marine environment safety, which comprises a device body, a servo motor, a transmission rod, a collecting box and a one-way valve, the servo motor is fixedly mounted in the device body, the output end of the servo motor is provided with the transmission rod, the side of a side gear is provided with a guide rod, the upper end of a flow guide pipe is fixedly installed on the collecting box, a movable rod is installed on the side of the center rod, a banister brush is fixedly connected to the inner side of the movable rod, the upper end of the beating plate is installed on the side of a clamping plate, and a bottom magnet is fixedly installed at the lower end of the clamping plate. According to the self-driving fish school type seawater sucking and collecting device, impurities in seawater can be prevented from being sucked into the device during sampling, impurities attached to a filter screen can be conveniently cleaned in the sampling process, and meanwhile, surrounding gathered fish schools can be effectively driven.

The invention relates to a walking stick provided with a magnetic massage device. The walking stick comprises a handle and a stick rod, wherein the handle and the stick rod are of an integrally-formedstructure, and the handle and the stick rod are both of a hollow structure; a sensing device is arranged at the tail section of the handle; the magnetic massage device is arranged on the handle; andthe magnetic massage device is wrapped by a sweat absorption device. According to the walking stick with the magnetic massage device, when an old person falls down, a gravity sensing device arranged on the handle is touched, and an alarm sound is given out, so that people can conveniently find and rescue the old person in time; and an anti-skid device arranged on the walking stick can effectivelyprevent the old person from falling down; the magnetic massage device arranged on the walking stick can effectively perform magnetic massage on the hand holding the walking stick, so that the walkingstick is beneficial to body health; and the sweat absorbing device arranged on the walking stick can effectively absorb sweat in the hand, and moreover, the walking stick is effectively prevented fromsliding off from the hand.

The invention provides an evasion room for deep well underground mining, and relates to the technical field of underground mining. The evasion room comprises a room frame; and vibration mechanisms arearranged at four corners of the top of the inner wall of the room frame. When the evasion room is opened, a motor drives a rotary disc to rotate, the rotary disc drives a top wheel to rotate, the topwheel makes contact with a sliding plate, the sliding plate drives a moving rod to move, the moving rod slides in an inserted block, the inserted block limits the moving rod, a limiting plate prevents the moving rod from leaving the inserted block, and the sliding plate pulls a reset spring back; when the sliding plate moves, an ejector rod is made to move, the ejector rod drives a roof to move,a dust shielding net shields dust and prevents dust from entering the room frame from the top of the room frame; and when the top wheel does not make contact with the sliding plate, the reset spring drives the sliding plate to reset, the sliding plate drives the moving rod to reset, the sliding plate drives the ejector rod to reset, and the roof is vibrated, so that the top of the roof is prevented from being accumulated to cause collapse of the roof.