41results about How to "Simple structure and portable" patented technology

The invention provides a gas sampler with a dedusting function. The gas sampler with the dedusting function comprises a sampling pipe, a gas sampling port, a piston, a piston pull rod, an atomizing device, a refrigerating semiconductor, a blow-down valve and a gas sampler shell, wherein the gas sampling port is arranged in one end of the sampling pipe, and is provided with a group of unidirectional gas intake valves and unidirectional gas exhaust valves; the piston is arranged in the sampling pipe; the piston pull rod is connected with the piston and extends out of the other end of the sampling pipe; the atomizing device is used for spraying water mist into the sampling pipe; the refrigerating semiconductor is arranged on the outer side of the sampling pipe; and the blow-down valve is arranged on a part, which is close to the gas sampling port, of the sampling pipe. The invention also provides a rear-mounted dedusting method. The gas sampler with the dedusting function and the rear-mounted dedusting method provided by the invention have the advantages of convenience in carrying, low cost, high efficiency, good dedusting effect, and no influence to the environment humidity.

The invention discloses a domestic ozone microbubble vegetable and fruit cleaning machine. The domestic ozone microbubble vegetable and fruit cleaning machine comprises an ozone generator and a microbubble generator. The ozone generator generates ozone gas by adopting the principle of high-voltage corona, and the ozone generation concentration is strictly controlled through a precision electromagnetic valve; the microbubble generator generates microbubbles by adopting a gas dissolved and release method, the generated ozone is guided into the microbubble generator and therefore ozone microbubbles are generated. Ozone and microbubbles are combined to generate ozone microbubbles, the ozone dissolution amount in water is increased, and the ozone pesticide degradation, sterilization and disinfection capabilities are enhanced; meanwhile, in the microbubble generation process, a large number of oxyhydrogen free radicals can be generated through stimulation, the ozone oxidability is enhanced, and the good sterilization and disinfection effect is achieved.

The invention belongs to the field of a magnetic extraction device and discloses a high-throughput magnetic extraction enrichment device and an enrichment method. The device comprises magnetic adjustable enrichment probes, an enrichment probe support, a support bar, a container tray and a pedestal, and is characterized in that several enrichment probes are fixed on the enrichment probe support, which is connected to the support bar; the support bar is connected to the pedestal; the container tray is positioned below the enrichment probes; container placement sites which are corresponding to the enrichment probes are arranged on the container tray; the container tray is connected to the support bar and the pedestal, or the container tray is placed on the pedestal or a tray support, which is connected to the support bar or the pedestal; and one or more adjusting devices which enable the enrichment probes and the container tray to carry out relative motion are arranged on the enrichment probe support, the tray support, the container tray, the support bar and/or the pedestal. The device has a simple structure, is low-cost, is flexible to move, is simple to operate, and can remarkably enhance sample treatment efficiency. The method is simple and efficient.

The invention relates to the technical field of transformer oil analysis and inspection, in particular to a device for on-site inspection of an online monitor for dissolved gas in transformer oil. The device comprises a gas bottle and oil sample tanks, the gas bottle is connected with a three-way valve through a pipeline, the three-way valve is connected to the oil sample tanks and an oil collection tank through a gas feeding pipe and an oil feeding pipe respectively, the oil sample tanks include multiple testing oil sample tanks and a new oil tank, an elastic oil-resistant airbag is arranged inside each oil sample tank, an oil sample is contained in each elastic oil-resistant airbag, a bottom outlet of each elastic oil-resistant airbag is communicated with the oil feeding pipe, a collection valve is arranged on the oil feeding pipe correspondingly to the oil collection tank which is connected with a vacuumizing device, and an inspection branched pipe is arranged on the oil feeding pipe and connected to a to-be-inspected device through an inspection valve. The device is simple and portable in structure, suitable for on-site inspection of the online monitor for the dissolved gas in the oil and high in inspection accuracy. The invention further provides a method using the device. The online monitor for the dissolved gas in the oil can be inspected quickly, and inspection accuracy is guaranteed.

The invention provides a tobacco style leaf composition used for a cigarette realizing various heating modes, the cigarette realizing the various heating modes, and a preparation method of the cigarette realizing the various heating modes, and relates to the technical field of preparation of cigarettes realizing various heating modes. The composition comprises a filling and aroma adjusting module,a mouthfeel module, an aroma supplementing module and a smoke forming module, wherein the filling and aroma adjusting module is selected from one or more of expanded tobacco shreds and cut stems; themouthfeel module is prepared by carrying out shredding on one or more of fruit and vegetable, and medicinal and edible plants according to the cigarette shredding process, or the mouthfeel module isprepared by adopting extract of one or more of fruit and vegetable, and medicinal and edible plants through a natural plant extraction process; the aroma supplementing module is selected from one or more of aromatic tobacco, burley tobacco, sun-cured tobacco and cigar; and the smoke forming module is selected from one or more of glycerol, propylene glycol and sorbitol. The finally obtained composition has the very obvious effect in improving the flavor of the cigarette realizing the various heating modes. The preparation method of the cigarette realizing the various heating modes is simple, convenient and feasible.

The invention discloses a fog-transmission television system based on a continuous zoom lens and belongs to the technical field related to a photoelectric technology. The system comprises a fog-transmission lens module, a high definition photographing module, a fog-transmission enhancement module, a drive module and an image processing module which match with each other and are connected to work.The drive module drives the fog-transmission lens module to carry out continuous zoom, under the control of the image processing module, thereby imaging collection images. The high definition photographing module receives an instruction of the image processing module, then carries out photographing collection on the collection images and sends the collection images to the fog-transmission enhancement module for clearness processing. The fog-transmission enhancement module sends the processed collection images to the image processing module. The image processing module codes the collection images and sends out the coded collection images, thereby finishing collecting the images. The fog-transmission television system based on the continuous zoom lens provided by the invention is simple andportable in structure and is easy to operate and control. The image collection accuracy and efficiency of the fog-transmission television system are ensured, and the environment application capabilityand compatibility of the fog-transmission television system are greatly improved.

The invention discloses an air leakage position detection device for an engine cylinder. The detection device comprises a smoke generation device and a smoke detection device, and is characterized inthat the smoke generation device comprises a smoke box and a pressure measurement meter, an outlet of the smoke box is sequentially connected with the pressure measurement meter and the cylinder, andsmoke can be input into the cylinder; the smoke detection device comprises an endoscope, an LED lamp and a buzzer alarm, and the smoke detection device can extend into the air cylinder and is used fordetecting the smoke condition in the air cylinder and the aging or cracking condition of all parts; the detection device designed by the invention can realize rapid detection of in-cylinder leakage.

A Continuous Ambulatory Haemofiltration consisting of an outer casing, multifunction pump, haemofilter, reversed osmosis filter, power source, drainage bag, blood lines and fluid lines, characterized in that the haemofiltrate from the haemolfilter is moved to a reversed osmosis filter. The ultrafiltrate fluid from the reversed osmosis filter flows to the out-flow tube of the haemofilter veineus line through a specific fluid line. The exit of the reversed osmosis filter is connected to a drainage bag. The multifunction pump moves blood from the jagular perm catherter to the haemofilter, and fluids between the haemofilter, reversed osmosis filter, veineus line and drainage bag. An electrode is placed at the in-flow tube of the haemofilter to measure incoming blood osmolality. The electrode is connected to a microprocessor that is further connected to a computer-controlled valve at the out-flow line of the reversed osmosis filter. The microprocessor is connected with a memory card.

The invention discloses a crane main beam lower deflection measuring device and method based on image processing, and the device comprises a laser positioner which is used for transmitting laser to amain beam web of a crane, and positioning the midspan position of a main beam; a camera, used for shooting the main beam web to obtain a shot picture of the laser relative to the lower edge position of the main beam web before and after the main beam loads the rated load; a supporting part, used for supporting the measuring device; an adjusting device, arranged on the supporting part and used foradjusting the inclination angles of the laser locator and the camera in an upward overturning mode; and a calculating device, electrically connected with the camera and is used for carrying out imageprocessing on the shot picture, obtaining the displacement of the laser in the shot picture before and after the rated load is loaded on the main beam, and obtaining the lower deflection based on theheight of the web plate of the main beam. The operation is simple, the measuring device is portable, the production safety is ensured, and the downward deflection can be accurately obtained.

The invention provides a swab and a preparation method and application thereof. The swab includes swab sampling heads, a hollow swab tube (3) and a partition belt (4). The first sampling head (1) andthe second sampling head (2) are arranged at the two ends of the hollow swab tube respectively, and the partition belt (4) is arranged in the middle of the hollow swab tube. According to the providedswab, the double-end swab is adopted for combining two detection methods onto one swab body, the structure is simple and convenient, a swab rod in a traditional swab is substituted by the hollow swabtube, and the hollow swab tube is sealed and separated into two parts which are not communicated with each other by means of a hot-pressing technology and can be used for injection of liquid. By extruding the hollow tube, the liquid can permeate into the sampling heads, and by using the swab for detecting vaginal diseases, the accuracy of a detection result is extremely high.

The invention discloses a portable optical three-dimensional scanning equipment calibration device and a use method thereof. The portable optical three-dimensional scanning equipment calibration device comprises an integrated metal frame, a clamping frame and a calibration bat. One end of the clamping frame is detachably connected with the integrated metal frame, and the other end of the clamping frame clamps the calibration bat; the clamping frame comprises an H-shaped frame body, a first fastening structure is arranged at the upper end of the H-shaped frame body, and a second fastening structure is arranged at the lower end of the H-shaped frame body; the portable optical three-dimensional scanning equipment calibration device can be matched with calibration baseballs with various distance sizes, different size parameters can be conveniently adjusted, the portable optical three-dimensional scanning equipment calibration device is suitable for optical three-dimensional scanning equipment with different scanning ranges, the optical three-dimensional scanning equipment can be comprehensively and effectively calibrated, and the portable optical three-dimensional scanning equipment calibration device is simple and portable in structure, low in manufacturing cost, good in stability and high in practicability. And field detection is facilitated.

The invention discloses a miniaturized polarization point diffraction digital holographic microscopy device based on LED illumination. The device comprises a partially coherent light generation and regulation module, a light size control module, a telescope system, an object light and reference light separation module and an image acquisition module which are sequentially arranged along the direction of a light path, wherein the partially coherent light generation and regulation module is used for generating partially coherent light and regulating the polarization characteristic of the partially coherent light, the light size control module is used for scaling the size of the polarized light and generating uniform illumination light waves, the telescope system is used for amplifying and imaging a sample to form light field distribution with sample information, the object light and reference light separation module is used for diffracting the light with the sample information to generate object light and reference light, and the image acquisition module is used for acquiring a hologram generated by the object light and the reference light. According to the invention, the object light and the reference light pass through the identical optical elements, so that the system has very good immunity to environmental disturbance, and the low-coherence LED is adopted for illumination, so that the image quality is greatly improved.

The invention relates to the technical field of intelligent measurement, and discloses a steel plate unevenness measuring device and method, and the device comprises a platform, a conductive leveling instrument, and a support. The platform is provided with a conductive plane used for placing a steel plate, the support can slide relative to the conductive plane, the conductive leveling instrument is movably installed on the support and arranged above the conductive plane, and the conductive leveling instrument can move in the direction perpendicular to the conductive plane. The extension direction of the conductive leveling instrument is parallel to the conductive plane, a conductive circuit is connected between the conductive plane and the conductive leveling instrument, and a power supply and an indicator are connected in series on the conductive circuit. A circuit is formed among the conductive plane, the steel plate, the conductive leveling instrument and the indicator, the conductive leveling instrument is in contact with the steel plate to control on and off of the circuit, so that the highest protruding point of the steel plate is determined, the method is more scientific and accurate compared with visual inspection, convenience and rapidness are achieved, and the accurate unevenness of the steel plate can be obtained.

The invention discloses a sealing device and method for pipeline emergency maintenance. The device comprises: a left upper half flange, a left lower half flange, a right upper half flange, a right lower half flange, a sealing member, and several bolts; The flange and the lower left half flange are connected by bolts to form the left flange; the upper right half flange and the lower right half flange are connected by bolts to form the right flange; The lower left half flange, the upper right half flange and the lower right half flange are connected by bolts to form a vertical compression load on the seal to fasten the seal; the upper left half flange and the upper right half flange, and the lower left half flange and The lower right half flange is connected by bolts to form a horizontal compression load on the seal to fasten the seal; this device solves the technical problems of pipeline prevention and emergency maintenance in narrow spaces, high temperature and high pressure harsh environments, and provides maintenance for pipeline components. Necessary equipment and methods.

The invention provides a water electrolysis hydrogen production device and application thereof, and relates to the technical field of electrolysis devices. The device comprises a tank body, a tank body base, electrolysis electrodes and an electrolysis diaphragm, the tank body comprises a shell and separation sheets, and the separation sheets are arranged in the shell and divide the shell into a plurality of independent chambers, the shell is connected with the tank body base in a matched mode, a fastening groove detachable from the partition piece is formed in the tank body base, the electrolysis electrodes are installed on the tank body base, each chamber is internally provided with one electrolysis electrode correspondingly, and the tank body base is provided with power connection contacts matched with the electrolysis electrodes; an electrolytic diaphragm assembly port and an electrolytic diaphragm window are arranged at one end, close to the tank body base, of the separation sheet; the electrolytic diaphragm is inserted into the separation sheet through the electrolytic diaphragm assembly port and is in contact with the electrolyte through the electrolytic diaphragm window; a gas-liquid hole is formed in the top of the tank body, and a gas core is arranged in the gas-liquid hole. The device can be used as an emergency or daily standby gas source, and hydrogen and oxygen can be provided for gas equipment such as a hydrogen fuel cell automobile without depending on a hydrogen refueling station.