54results about How to "Easy to carry in the field" patented technology

The invention discloses a solar panel with improved heat radiation performance. The solar panel comprises a front panel, a back panel and a solar battery circuit arranged between the front panel and the back panel. The back panel is provided with a second main surface adjacent to the solar battery circuit, and a first main surface contacted with the ambient condition. The solar panel is characterized in that the first main surface is provided with a plurality of surface bulges.

The invention relates to a true three-dimensional aerial remote sensing geological interpretation method in engineering geological investigation. In interpretation measures, aerial remote sensing images are generally interpreted based on a stereoscope interpretation mode of papery black and white image pairs, in most of the interpretation measures, only stereoscopic observation interpretation in fixed scale is performed on the aerial image pairs, interpreted target image pairs are difficult to position and search, rendition of interpretation result is complex and inaccurate, and effective utilization of the aerial remote sensing images is constrained. In the method, aiming at a digital photogrammetry single stereoscopic image pair, a digital remote sensing geological true three-dimensional interpretation environment is created, so that a remote sensing geological interpretation method is improved, and accuracy of extraction of geological information is improved. With the method provided by the invention, the transformation from a two-dimensional plane to the three-dimensional environment in the geological information interpretation process is implemented; in the geological information interpretation process, a full digital interpretation environment is implemented; the three-dimensional environment is created based on a red-and-blue glasses mode, requirements on software and hardware environments are simplified, hardware devices are portable for field operation, and convenience for field work is also improved.

A hydraulic manual drill comprises a drill bit rod, the lower end of the drill bit rod is of a threaded structure, the upper end of the drill bit rod is of a polished rod structure, a lower box body is arranged on the outer side of the threaded structure segment of the drill bit rod, the threaded structure segment stretches out of the lower box body, an upper box body is arranged on the outer side of the polished rod structure segment of the drill bit rod, the upper box body is sealed with a bottom cover through an upper box body top cover, a turbine blade is arranged on the polished rod structure segment, the inner side of the upper box body can move relative to the inner side of the lower box body through a roller, a supporting leg is arranged on the outer side of the lower box body, a pedal is arranged on the supporting leg, a hydraulic system is connected to the pedal, a supporting piston mechanism is arranged in the lower box body, and the upper box body bottom cover is supported by the upper end of the supporting piston mechanism. The hydraulic manual drill is small in size, field carrying is facilitated, no electricity is required, limitation of the field operation condition is reduced, the hydraulic manual drill can be operated by one person, fitted personnel required by outdoor work is reduced, cost is reduced, the operation height can be adjusted according the height of an operator, and the hydraulic manual drill is simple and convenient to use.

The invention belongs to the technical field of remote sensing geological interpretation, and discloses a true three-dimensional aerial remote sensing geological interpretation method and system in engineering geological investigation, the true three-dimensional aerial remote sensing geological interpretation method in engineering geological investigation comprises the following steps: collectingand processing an engineering geological image to generate a three-dimensional engineering geological image file; correcting the three-dimensional engineering geological image, constructing an engineering geological three-dimensional model, and rendering and interpreting the engineering geological three-dimensional model; and storing and displaying the engineering geological image, the three-dimensional engineering geological image file and the engineering geological three-dimensional model. Fitting and interpolation are carried out according to discrete geological prospecting data, a three-dimensional geological model of information such as terrain, stratum boundaries and attributes which are simulated in proportion is established, and geological structure information is completely reflected through three-dimensional visualization; data of the whole geographic grid can be directly extracted through the image storage module to be directly used, data acquisition is fast and free of redundancy, and the effect of object storage in the field of remote sensing images is brought into full play.

The invention discloses a multi-depth multi-index soil property detection rod. The detection rod comprises a protective pipe (1) and a long rod (2). The long rod (2) is inserted into the protective pipe (1). A probe (3), a sensor chamber (4) and a stress piece (5) are installed inside the protective pipe (1). A pushing block (7) is installed below the stress piece (5). A micro-sensor is placed into the sensor chamber (4) and connected with the probe (3). A spring is connected between the micro-sensor and the stress piece (5). An adjusting bolt (8) and a handle (9) are installed at the tail of the long rod (2). The head and the tail of the protective pipe (1) are provided with a head threaded joint (10) and a tail threaded joint (11) respectively. Different-depth multi-index measurement can be performed so as to adapt to multi-depth multi-index detection tasks, and meanwhile the detection rod is easy to carry and operate, high in maneuverability and quite suitable for field application.

The invention discloses a ground surface insect separation device which comprises a collection section and a placement section, wherein a channel for passing of ground surface insects is arranged between the placement section and the collection section, and the channel comprises a transition section which is horizontally arranged and has a rough surface inside, a smooth section which is verticallyarranged and has a smooth surface inside, and a bracket which is locked tightly and can adjust the height the transition section, wherein an inlet of the smooth section is communicated to an outlet of the transition section; the placement section is provided with a storage container used for containing a plurality of ground surface insects and sundries, the bottom of the storage container is provided with a hood used for covering the ground surface insects and sundries, and the top of the storage container is provided with an inlet connected with the inlet of the transition section; the collection section is provided with a collection container for containing the plurality of ground surface insects, and the top of the collection container is provided with a narrow opening, and the narrowopening is communicated with an outlet of the smooth section. The ground surface insect separation device not only avoids the injury to human bodies caused by toxic and harmful substances, also avoiddamaging insect samples, and the application range is not limited.

The invention provides a preparation method of an attracting core of insect attractant, in particular to an attracting core of monochamus alternatus hope adult attractant and a preparation method thereof. The preparation method comprises steps of putting little absorbent cotton into a PA / PE co-extrusion membrane bag with membrane thickness of 30-200 micrometers; cutting 1-1.5 holes with diameter of 0.5 cm in two sides of the bag; adding 20-250 g attractant liquid and performing heat sealing; and performing heat sealing on the PA / PE co-extrusion bag containing the attractant liquid until by use of a PE bag with membrane thickness of 30-200 micrometers until the bag is tightly sealed. In this way, lasting period of the attracting core in the wild can be extended to less than 8 weeks; the attractant liquid is arranged in the PE bag, so the attracting core is small in size and easy to transport, carry and install in the wild, and material resources and labor cost for attraction and capturing of monochamus alternatus hope are greatly reduced.

The present invention provides a microporous MEMS acoustic array sensor and a use method thereof. The sensor comprises an MEMS acoustic array, an acoustic signal preprocessor, a microcontroller and a microprocessor connected in order. The MEMS acoustic array comprises multiple MEMS microphones which are in central symmetry and uniform distribution. The acoustic signal preprocessor comprises multiple paths of filters which are correspondingly connected to the MEMS microphones one to one and a multi-channel gain adjustment module which is connected to each filter. The microcontroller comprises an AD conversion module and an anti-false-alarm module which are connected mutually. The microprocessor comprises a target detection module, a signal enhancement module, a classified identification module and a DOA estimation module connected in order. The sensor of the invention has the advantages of low power consumption, a small size and light weight.

The invention provides a handheld power generating device which comprises arc rotary handles, a rotating shaft, rotation transmission levers, gears and a miniature generator. The handheld power generating device is characterized in that the arc rotary handles do lever motion with the rotating shaft as the central fulcrum under the effect of manual external force; racks on the levers are engaged with the gears to convert power of the lever motion into the circumferential motion of the gears; the gears which do the circumferential motion drive the miniature generator to generate power. The invention further provides a handheld power-generating type multifunctional clipper which is driven on the basis of the handheld power generating device, and the multifunctional clipper has the advantages of saving energy, protecting the environment and avoiding exhaust gas emission. An electric staggered type clipper head is adopted by the clipper, grass collecting uniformity is high, and the completeness of a grass sample can be guaranteed in the cutting process; in addition, compared with a traditional manual clipper, the multifunctional clipper can shear wool of sheep by being attached to the bodies of the sheep, and the clipping effect is attractive.

The invention discloses a portable air conditioner. The portable air conditioner comprises a main machine shell and a control plate arranged in the main machine shell. An integrated air cooler, a micro compressor and an integrated radiator are linearly arranged in the main machine shell from front to back and are connected through a pipeline in a circulating mode. The pipeline is internally provided with a refrigerant. According to the portable air conditioner, not only are all the functions of a conventional household air conditioner achieved, but also the weight and the size of the air conditioner are greatly reduced.

The invention provides a remote tree felling mechanical arm and a using method. The remote tree felling mechanical arm is characterized by comprising a fixed mechanism, a first swing mechanism, a second swing mechanism, an executing mechanism, a wireless signal transmission module and a control system, wherein the first swing mechanism comprises a big arm base fixedly connected with the fixed mechanism, a big arm hinged with the big arm base on a first plane, and a first power mechanism used for controlling the big arm to swing; the second swing mechanism comprises a small arm base in slidinggroove connection with the large arm on the first plane, a small arm hinged with the small arm base on a second plane and perpendicular to the large arm, a second power mechanism used for controllingthe small arm base to slide, and a third power mechanism used for controlling the small arm to swing; and the executing mechanism is fixedly arranged at the tail end of the small arm. The whole set ofthe remote tree felling mechanical arm is good in flexibility, high in universality and high in safety, and solves the problems of a plurality of potential safety hazards on human bodies and equipment and the like for conventional felling of large trees located below live-line operation line corridors.

The invention discloses a sampling method and device for carbon isotopes in water. The method includes the steps that firstly, a sampling bottle is filled with underground water to be sampled and sealed with a silica gel diaphragm plug underwater; secondly, an alkaline solution and a solution for carbonate sedimentation are sequentially injected to the bottom of the sampling bottle through the silica gel diaphragm plug, the same volume of underground water is sucked out of the upper portion of the sampling bottle, and liquid in the sampling bottle is sufficiently and evenly mixed and stands, so sediments deposit at the bottom of the sampling bottle; thirdly, supernate in the sampling bottle is sucked out through the silica gel diaphragm plug, the sediments are reserved, and meanwhile nitrogen with the same volume as the sucked-out supernate is injected; fourthly, the sampling bottle is frozen till the sediments are frozen, the silica gel diaphragm plug is opened, and the sampling bottle is put in a freezing drier to be dried till solid powder is formed.

A deicer for outdoor power facilities is characterized by comprising an acetylene cylinder, an air pump, a flow control valve, a mixer, a flame arrester, a generator, an igniter, a handle and a hot gas nozzle, wherein the acetylene cylinder is connected with the mixer through the flow control valve, the air pump is connected with the mixer which is connected with the generator through the flame arrester, the flame arrester is mounted on the generator, and the hot gas nozzle is connected with the generator and provided with the handle. The deicer for the outdoor power facilities has the advantages of simple principle structure, convenience in outdoor carrying and operation, good deicing effect, wide application range and effective removal of accident potential.

The invention discloses a spiral concrete sprayer comprising a base, a nozzle and a motor mounted on the base. A pushing box carrying with a worm is mounted on the base, a delivery pipe is connected to a discharge outlet of the pushing box through a rotating device, the other end of the delivery pipe is connected with a feed inlet of the nozzle, a transmission device allowing the nozzle to rotate is mounted on the side wall of the nozzle, an impeller is arranged in the nozzle, a rotating shaft of the motor is connected with the transmission device and penetrates the outer wall of the nozzle to be connected with the impeller, and an accelerating agent pip is arranged on the side wall of the nozzle. The spiral concrete sprayer is light and flexible in body and convenient for field transportation and construction application, an application range of the spiral concrete sprayer is enlarged, further a power device adopted in the concrete sprayer is in motor drive which replaces original air-operated drive, and manufacturing cost of the concrete sprayer is lowered.

The invention discloses a direct-current high-voltage power supply for electrical prospecting and a direct-current high-voltage acquisition method. The direct-current high-voltage power supply comprises an alternating-current generator and M switch power supplies, wherein the M is greater than or equal to 2, the L ends of the M switch power supplies are connected with the L end of the alternating-current generator, the N ends of the M switch power supplies are connected with the N end of the alternating-current generator, the M switch power supplies are sequentially arrayed, and the positive end of each switch power supply is led out as a positive-end tap of direct-current high-voltage output. For each switch power supply in the M-1 switch power supplies, the negative end of the previous switch power supply is connected with the positive end of the next adjacent switch power supply, and the negative end of the last switch power supply is used as a public ground end of the direct-current high-voltage output. The direct-current high-voltage power supply has the advantages of light weight, high conversion efficiency of electric energy, stable power supply current, low cost, strong applicability, environmental protection, and the like.

The invention discloses a soil taking device and method capable of being used for detecting the surface soil thickness of reclamation soil. The soil taking device partially comprises a drill bit, a soil taking head, a free assembly type rod body and a striking handle. The device and the method are mainly applicable to the reclamation region soil thickness determination and soil sample collection,and are characterized in that the free dismounting can be realized; the carrying in field activities is convenient; the covering soil thickness determination and the soil sample collection can be performed; the length of the instrument can be freely assembled according to the practical soil covering thickness. The problems of soil thickness determination inconvenience, instrument carrying inconvenience, free regulation incapability of the length of the soil taking instrument and the like can be solved.

The invention discloses a portable water nitrogen and oxygen isotope filtration and adsorption device which comprises a water storage tank that is a cuboid, filtration and adsorption devices and a water pumping device, wherein the upper plane of the water storage tank is provided with big holes and a small hole; a valve is arranged at the bottom of the water storage tank; each filtration and adsorption device comprises a water sample bottle, a water guide pipe, a membrane filter, an adsorption column and a support frame; and the water pumping device comprises a water pump, a water inlet pipeline and a water outlet pipeline. The absorption method comprises the following steps: fully filling the water sample bottle with a water sample, starting the water pump, adjusting the water amount of the water inlet pipeline, and carrying out filtration and absorption processes on the water sample through the membrane filter and the absorption column. The portable water nitrogen and oxygen isotope filtration and adsorption device combines the filtering process and the absorbing process into one process, so that one-time container cleaning process is omitted; and a water sample can be filtered and absorbed onboard, so that the device is simple to operate, time-saving and labor-saving.

The invention discloses an automatic ventilation type balloon emanometer, comprising a main engine, a radon gas collecting chamber and a triangular bracket. The main engine comprises a radon gas sampling device, an automatic gas path converting device and a probe, wherein the radon gas sampling device is used for collecting and filtering radon gas; and the automatic gas path converting device is used for smoothly converting gas paths in a process of pumping or venting gas to a balloon, so that a reversible airflow loop is realized. According to the automatic ventilation type balloon emanometer provided by the invention, the radon gas sampling device and the probe are mounted in the same main engine, and the step of manually replacing the gas paths is omitted through the automatic gas path converting device, so that the leakage of gas in a manual replacement process can be avoided, and the reliability of the balloon emanometer can be improved; and the automatic ventilation type balloon emanometer is mounted on the triangular bracket, so as to be conveniently used outdoors.

The invention discloses a microcomputer electricity, gas and liquid servo joint control field rock-soil mechanics experiment device and method. The device comprises a pneumatic control system, a hydraulic system and an electric control system. A small air compressor provides air power, a bidirectional gas-liquid pressurizing pump is used to convert low air pressure into high liquid pressure whichis provided for three electricity, gas and liquid servo valve and a depressurizing valve through pressure stabilizing, and three different pressures are output at the same time under control of a computer and software. Displacement of an experiment object can be collected synchronously, and a stress-strain relation curve can be displayed in real time. Air pressure and air control elements are adopted to realize servo joint control on high liquid pressure, output pressure is high in accuracy and small in fluctuation, and maximum fluctuation range is smaller than + / -20kPa; three different pressures are output at the same time, output flow is large and free of mutual interference, highest output pressure is 60MPa, and one equipment can meet all projects of a field rock-soil mechanics experiment. The device is simple in structure, convenient to operate and capable of well adapting to field harsh environment.

The invention discloses a rapid disinfection medical appliance for field operations. The rapid disinfection medical appliance comprises a storage module, a disinfection zone and a cutter zone are arranged on the storage module, a disinfection sleeve slot is formed in the disinfection zone, a cutter slot is formed in the cutter zone, a quick disinfection sleeve and a scalpel are inserted into the disinfection sleeve slot and the cutter slot respectively, the quick disinfection sleeve can fulfill the purpose of rapid and complete disinfection of the scalpel through the cooperation of four chambers, a pre-cleaning chamber is used for the initial cleaning and disinfection of the scalpel and removal of surface dust, a disinfection chamber is used for disinfection, a cleaning chamber is used toremove disinfectant residue on the scalpel, and a drying chamber is used for adsorbing and removing physiological saline remaining on the surface of the scalpel. The rapid disinfection medical appliance has the advantages of simple structure and reasonable design, and is convenient for arrangement and utilization of the quick disinfection sleeve and the scalpel. The quick disinfection sleeve is adisposable product, has a small size and regular shape, is ready to use and easy to carry for field operations, and can be used for rapid disinfection of the scalpel.

The invention relates to a portable specimen clamp used for field collection of plant specimens. The problem that a traditional specimen clamp is inconvenient to use and not easy to carry after collection of plant specimens is effectively solved. Upper wire rope grooves which are symmetric front and back are formed in the front and back sides of an upper clamping and pressing plate, the tail ends,stretching into the upper clamping and pressing plate, of the upper wire rope grooves are enlarged to form circular upper threading holes, and four lower threading holes corresponding to the upper threading holes in the front and back sides of the upper clamping and pressing plate are formed in the front and back sides of a lower clamping and pressing plate; a wire rope penetrates through each upper threading hole and the corresponding lower threading hole, an upper fixing knot is knotted at the portion, outside the upper threading hole, on the wire rope, and the upper threading holes concavein the upper clamping and pressing plate are clamped by the upper fixing knots to complete fixation; a lower fixing knot is knotted at the lower end, stretching out of the lower clamping and pressingplate, of each wire rope, the lower threading holes in the lower clamping and pressing plate are clamped by the lower fixing knots to complete fixation, middle fixing knots which are uniformly distributed are arranged on the wire ropes between the upper clamping and pressing plate and the lower clamping and pressing plate, and multiple layers of water absorbing paper and herbariums are horizontally arranged between the upper clamping and pressing plate and the lower clamping and pressing plate at intervals.

The invention relates to a rapid pretreatment method and a sampling device for measuring carbon isotopes in water in the field of carbon isotope measurement. The method comprises the following steps:(1) sealing a reaction bottle by using a cover with a silica gel diaphragm, vacuumizing the reaction bottle, and injecting a Ba(OH)2 saturated solution into the bottle; (2) filling the sampling bag with underground water for sampling, and sealing the sampling bag in the water; (3) injecting the acid solution into a sampling bag, wherein gas generated in the bag overflows to the upper part of the sampling bag, extracting gas generated in the sampling bag, and injecting the gas into a reaction bottle to generate precipitate; (4) freezing the reaction bottle to freeze the precipitate, freeze-drying the precipitate to obtain solid powder, mixing the solid powder with Ta powder, and adding the mixture into a copper target for testing. According to the sampling method, contact with air can be effectively avoided in the sampling process, so that the rapidity and accuracy of extracting a small amount of carbon isotope samples from water are improved, and the sampling method is suitable for detecting carbon isotopes by adopting an accelerator mass spectrometer.

The present invention discloses a carbon fiber graphite flexible grounding body and a preparation method thereof. The carbon fiber graphite flexible grounding body is of a rope shape and is woven by multiple strands of carbon fiber graphite line. Each carbon fiber graphite line is internally provided with carbon fiber. The preparation method comprises steps of bulking, separating gas from material, paving a bottom graphite film, paving fiber and surface graphite, winding, twisting, weaving, burning out, and shaping. According to the carbon fiber graphite flexible grounding body prepared by the method, woven lines comprising carbon fiber and graphite are crossed, and the grounding body is of a flexible porous structure, and has characteristics of good conductive performance and corrosion resistance. The grounding body can be in multiple shapes according to different weaving processes and molds.

The invention relates to a convenient lake ecological health monitoring method based on phytoplankton communities. The method comprises the following steps of: collecting and sorting related data of corresponding relations between different types of phytoplankton and community compositions and environmental factors, and storing the related data in a central server; collecting a to-be-detected water sample and concentrating, and putting a concentrated sample on the glass slide; shooting the concentrated sample on the glass slide by adopting a microscopic imaging device, and sending a shot picture to a central server; and performing image identification, the by the central server,on the received pictures, judging and counting phytoplankton species in the images, acquiring dominant species and community structure composition information, and comparing the dominant species and community structure composition information with collected and stored data to generate a water quality report. According to the method, sample concentration and picture shooting work can be completed on site, and a large number of water samples do not need to be carried back to a laboratory for treatment. Compared with a traditional phytoplankton identification method, the method has the advantages that the phytoplankton identification time can be greatly shortened, and related results obtained in several days before are shortened to tens of minutes.

The invention discloses a surface stress reliving device for an excavation face of an underground cavern. The surface stress reliving device comprises an outer shell, a stress reliving cutting mechanism, a multi-path strain measuring device, a measuring control unit, and a three-component rectangular strain rosette arranged on a working wall surface, wherein the stress reliving cutting mechanism is arranged in the outer shell and is respectively connected with the multi-path strain measuring device and the measuring control unit, the multi-path strain measuring device is connected with the three-component rectangular strain rosette through a connecting lead wire so as to record change of strain on a working face in a stress releasing process of the stress reliving cutting mechanism on a rock wall, and is connected with a main control box through a communication cable, and the measuring control unit is connected with a computer through a power cable. The surface stress reliving device, provided by the invention, is reasonable in design, the outer shell adopts a hand-held box-type structure, and is small in size, light in weight, and simple and easy to assemble and disassemble, and the surface stress reliving device has the characteristics of convenience for carry in the field, good adaptability and the like.

The invention discloses a carbon fiber graphite flexible ground film and a preparation method thereof. The carbon fiber graphite flexible ground film has a film-shaped structure formed by continuous pressing of expanded graphite, and the carbon fibers are uniformly distributed in the film-shaped structure. The product is membranous and has the characteristics of softness, high plasticity and high tensile strength. The preparation method comprises puffing, gas and material separation, film preparation, wire arrangement, composition, rolling and coiling process. The membranous carbon fiber graphite flexible ground film prepared by the method has the advantages of softness, high plasticity, no falling of graphite sheets, good conductivity, corrosion resistance and a high melting point.

A deicer for outdoor power facilities is characterized by comprising an acetylene cylinder, an air pump, a flow control valve, a mixer, a flame arrester, a generator, an igniter, a handle and a hot gas nozzle, wherein the acetylene cylinder is connected with the mixer through the flow control valve, the air pump is connected with the mixer which is connected with the generator through the flame arrester, the flame arrester is mounted on the generator, and the hot gas nozzle is connected with the generator and provided with the handle. The deicer for the outdoor power facilities has the advantages of simple principle structure, convenience in outdoor carrying and operation, good deicing effect, wide application range and effective removal of accident potential.

The invention discloses a carbon isotope sampling method and device in water. The method comprises: step 1: filling the sampling bottle with groundwater for sampling and sealing the sampling bottle with a silica gel diaphragm plug underwater; step 2: passing the Inject the alkali solution and the solution for carbonate precipitation into the bottom of the sampling bottle sequentially through the silica gel septum plug, and at the same time extract an equal volume of groundwater from the upper part of the sampling bottle, fully mix the liquid in the sampling bottle, and then statically Set the sediment to the bottom of the sampling bottle; step 3: extract the supernatant in the sampling bottle through the silica gel septum plug, leave the sediment, and inject the same volume as the extracted supernatant Step 4: freeze the sampling bottle until the precipitate freezes, then open the silica gel septum plug, and put the sampling bottle into a freeze dryer to dry until a solid powder is formed.