52results about How to "Solve time-consuming and labor-intensive problems" patented technology

The invention relates to a vertical shaft rigid guide gap real-time monitoring device. The vertical shaft rigid guide gap real-time monitoring device consists of a gap adjusting device, a lever distance measuring device, a base, a display device, an explosion-proof box and a height laser distance measurer. During working, the vertical shaft rigid guide gap real-time monitoring device is mounted atthe top end of a guide; and a roller is tightly bonded on the surface of the guide according to the prepressing quantity of a guide gap adjusting spring for measurement. During measuring, data testedby left and right laser measurers and the height laser distance measurer are recorded in a single-chip microcomputer; the measured data are processed by the single-chip microcomputer; and curves of guide gaps and heights are displayed on a serial port screen. The invention further relates to a measuring method. The measuring device is simple in operation, can monitor the guide gaps in real time,is high in measuring precision, is suitable for measuring the guide gaps, and can improve the vertical shaft operation safety and efficiency.

The invention discloses a clamp for a bursting test of a geosynthetic material. The clamp comprises a base, an upper clamping plate, a movable lower clamping plate and an oil jack, wherein the base isvertically provided with multiple sliding rods; the movable lower clamping plate is formed by a lower clamping plate, a chassis and hollow connecting rods; the lower clamping plate and the chassis are connected through the hollow connecting rods; the hollow connecting rods of the movable lower clamping plate sleeve the sliding rods; the upper clamping plate is fixed to the top ends of the slidingrods; the oil jack is arranged in the axis of the base, and the chassis is enabled to be in contact with the top end of a piston rod of the oil jack. During use, a cylindrical geosynthetic material testing sample can be put on the lower clamping plate, then a rocking rod of the oil jack can be shaken, and the piston rod is enabled to ascend to erect the movable lower clamping plate until the geosynthetic material testing sample is clamped by the lower clamping plate and the upper clamping plate. According to the clamp disclosed by the invention, the operation is convenient, ascending and descending of the piston rod of the oil jack can be freely controlled by utilizing the manual rocking rod, so that the magnitude of a clamping force can be effectively controlled, and the controllabilityis higher.

The invention discLoses a reserving method for constructing an expansion joint in a concrete terrace. The method incLudes the foLLowing steps that S1, a padding Layer is constructed, wherein the concrete padding Layer is constructed according to the ground condition so that the ground can be fLat as a whoLe; S2, Line paying-off is performed, wherein according to the detaiLed requirements of a designed expansion joint drawing, a chaLk Line is utiLized for performing ground Line snapping on the surface of the padding Layer in the S1, a straight Line is drawn, and the detaiLed position of the expansion joint is determined; S3, a prefabricated extruded sheet is pLaced, wherein according to the Line-snapping position determined in the S2, the prefabricated extruded sheet is pLaced. In the method, the prefabricated extruded sheet is utiLized for temporariLy repLacing a reserved expansion joint and puLLed out after terrace concrete is poured, in this way, it is avoided that in a traditionaL technoLogy, a cutting machine and others are used for cutting the terrace again to form the joint, the probLem is soLved that time and Labor are wasted when the joint is constructed in the prior art, Labor costs are Lowered, the appearance quaLity after forming is good, and construction speed is increased; in addition, the reserving method can be used for reserving expansion joints such as a fLoorterrace expansion joint, a roof expansion joint, a road expansion joint and a bridge expansion joint.

The invention discloses a method for obtaining hedychium coronarium tetraploid plants by a slice culture technology. The method comprises the following steps: cutting a slice from a tube seedling stem section, processing the slice by using colchicines, and then carrying out adventitious bud induction on the processed slice by adopting the slice culture technology to obtain regenerated plants; detecting the regenerated plants; and screening to obtain the tetraploid plants. According to the method, when induced mutation is carried out, the used explants are the slices, only are 0.3-0.5mm in thickness, and are few in cells; when treatment is carried out by using colchicine, the cells of the explants can be fully exposed in a liquid medicine; most of the obtained plants are homozygote; the screening processes of polyploid plants are simplified; and the used chromosome number analysis technology has the advantages of being simple in operation, short in required time, clear in obtained chromosome image and the like. The method disclosed by the invention has the advantages of being simple in operation, high in plant regeneration frequency, short in regeneration cycle, easily available in materials, strong in operability and easy to popularize and promote.

The invention relates to a rope climbing robot. An inner cylinder wall is arranged in an outer cylinder wall, electric motors are symmetrically arranged between the outer cylinder wall and the inner cylinder wall, gears are symmetrically arranged between the outer cylinder wall and the inner cylinder wall, holes matched with the gears are symmetrically formed in the inner cylinder wall, the gearsare connected with transmission wheels B through transmission shafts, bearings A are arranged between the gears and the transmission wheels B, brackets are arranged in the outer cylinder wall, the brackets are located on the both sides of the transmission shafts, hydraulic cylinders are symmetrically arranged in the outer cylinder wall, the hydraulic cylinders are located between the brackets, oneends of the hydraulic cylinders are connected with the bearings A, the other ends of the hydraulic cylinders are connected with the outer cylinder wall, transmission wheels A are arranged on the rotating shafts of the electric motors, the transmission wheels A and the transmission wheels B are driven by transmission belts, a battery is arranged on the outer side of the outer cylinder wall, reinforcing columns are symmetrically arranged on the outer side of the outer cylinder wall, a controller is arranged on one side of the reinforcing columns, bearings B are arranged at the bottoms of the reinforcing columns, the lower ends of the bearings B are connected with hooks, and a rope penetrates through the inner cylinder wall. The rope climbing robot has the beneficial effects that the operation is convenient, and the problem of time-consumption and labor-consumption for transporting heavy objects at high altitude is solved.

The invention discloses a multifunctional automatic nail extractor and an assembling method thereof, and belongs to the field of work office. The multifunctional automatic nail extractor comprises chucks and handles, the chucks comprise a movable chuck and a fixed chuck, the handles comprise a handheld handle and a shearing handle, and the handheld handle is fixedly connected with the fixed chuck; the handheld handle and the shearing handle are rotatably connected through a central shaft; clamping grooves are formed in the chucks, an upper clamp and a lower clamp are installed in the clamping grooves respectively, and the upper clamp and the lower clamp are rotatably connected; one end of the upper clamp and one end of the lower clamp extend out of the chucks and are used for clamping a nail, the other end of the upper clamp and the other end of the lower clamp are connected with a drawing mechanism, and the drawing mechanism is positioned above the shearing handle and is integrally formed with the shearing handle. According to the multifunctional automatic nail extractor provided by the invention, a mechanical structure that automatic clamping and pulling are completed at a time is ingeniously utilized, various types of nails can be taken out, the application range is wide, the automatic nail extractor does not need manual drawing, the nails can be automatically taken out, use is convenient, and paper cannot be damaged.

A solar module detection method is used to detect the solar cells of a solar module. The detection method comprises a powering-on step: making solar cells electroluminescent; an image capture step: capturing an image of the solar cells emitting light; a luminous intensity analysis step: analyzing the captured image; a detection object selection step: finding out solar cells with low luminous intensity; and a detection step: detecting the solar cells with low luminous intensity. If a solar cell is of lower luminous intensity, the photoelectric conversion efficiency of the solar cell is poorer, and the current produced by the solar cell is lower. In the detection step, only a few decisive solar cells are detected. Thus, there is no need to detect all the solar cells in the detection method, the detection efficiency is improved, and time and labor are saved.

The invention discloses a high slope bolt and cable operation platform and a construction method. The high slope bolt and cable operation platform is mainly structured in that a slope crest horizontalrail and a slope bottom horizontal rail are paved on the slope crest and the slope bottom of a high slope, separately, and meanwhile, two slope guide rails are paved on the slope surface to form a slope rail sliding system. Bolt and cable operations of the high slope are finished under the action of a guide rail system through a self-made K-shaped lifting rack with horizontal and oblique telescopic arms. The construction method comprises the following steps of first, forming bolt and cable drilling points by means of a total station with a laser collimation device; and then mounting a bolt and cable down-the-hole drill on the K-shaped lifting rack capable of stretching freely to fit different slope rates. Under the action of the guide rail system, the technical problem about how to efficiently finish related construction in the high slope bolt and cable construction operation can be solved freely, automatically and excellently along the slope surface.

The invention discloses a betel nut cutting machine which comprises an automatic feeding device, a direction adjuster, a balance weight, a fruit feeding wheel, a slitting positioner and a cutting device. The automatic feeding device is located in front of the direction adjuster. The direction adjuster comprises a series of concave wheels which are linearly arranged. The concave wheels are driven by a first motor. The fruit feeding wheel is located above the direction adjuster. A groove is formed in the fruit feeding wheel. Protruding teeth are arranged on the two edges of the groove and are of a symmetric structure. The fruit feeding wheel is driven by a second motor and is fixedly connected with the second motor to form a whole and connected with the balance weight through a connecting piece. The slitting positioner is located behind the direction adjuster and is located below the fruit feeding wheel. The cutting device comprises a cutting blade which is driven by a third motor. After fruits pass through the direction adjuster, the fruits are cut through the cutting blade under the effect of the fruit feeding wheel and the slitting positioner. The betel nut cutting machine is used for cutting betel nuts so that the labor intensity of workers can be lowered, the working efficiency is improved, the product quality is ensured, and the market development demand can be met.

The invention provides a cable lug cassette device which includes an inner plate, an outer plate and a winding spring, wherein the inner plate is placed in the outer plate, the winding spring is placed in the space enclosed by the concave surface of the inner plate and the outer plate, the starting terminal of the winding spring is fixedly connected with the outer plate through a central bolt, the center of the inner plate is rotatably connected with the central bolt, the tail end of the winding spring is fixedly connected with a fixing bolt which is inserted in the bottom edge of the inner plate, the inner plate is also fixedly connected with a rotating separation blade through the fixing bolt, and a side wall of the rotating separation blade is close to a side wall of the outer plate, the side wall of the outer plate is provided with a wire arranging opening, one end of the wire arranging opening is connected with a fixed row trough piece and a fixed type fixing separation blade for blocking cable lugs, and the other end of the wire arranging opening is connected with an adjustable trough piece. The present invention also provides semiautomatic crimping pliers comprising a crimping pliers body and the cable lug cassette device. The cable lug cassette device and semiautomatic crimping pliers can improve the cable crimping work efficiency and are applicable to cable lugs of different specifications.

The invention relates to a numerical simulation method of hydrodynamic resistance torque when in opening and closing of a straight gate of a navigation lock, belonging to the technical field of navigation lock hydraulics. Based on an FLUENT fluid computation platform, the opening and closing dynamic process of the straight gate is controlled by virtue of a User-Defined Function (UDF), and numerical simulation of the hydrodynamic resistance torque in the opening and closing dynamic process of the straight gate is realized through establishing a three-dimensional mathematical model of the straight gate of the navigation lock, a gate chamber region and a lock chamber. The numerical simulation method proposed by the invention has the advantages that the accuracy is good, the possibility of fast and conveniently acquiring the hydrodynamic resistance torque when in opening and closing of the straight gate of the navigation lock can be provided, the numerical simulation method can be applied to determination of the hydrodynamic resistance torque of the straight gate of the navigation lock, determination of opening and closing force, design of capacity of a hoist, optimization of boundary conditions of a gate chamber, and the like, and the problems existing in test and study means of a physical model of time and energy waste, and the like can be solved.

The present invention provides a feature recommendation method and device. The feature recommendation method includes: determining a target value of text features in sample data according to an output text feature estimation model, wherein the output text feature estimation model is selected from training data according to The optimal combination of features is obtained; the text features in the sample data are sorted according to the target value, and the text features in the sample data are recommended according to the target value in descending order. The invention can realize automatic selection of effective combined features, save time and effort, effectively solve the problem of time-consuming and labor-intensive in the existing manual feature selection process, and can improve the effectiveness of the recommendation system.