185results about How to "Avoid close contact" patented technology

The invention provides an automatic operating stool tester. The tester is used for carrying out automatic smear and microscopy on the stool and other human secretions and selectively preserving the image-text data. The tester is characterized in that a power-driven three-dimensional Cartesian coordinate manipulator is formed by X, Y and Z axes; an operating bottom plate is provided with an automatic sample injection slider device; an operating disk spindle core rod is movably connected with the operating bottom plate; an automatic slide adding device is fixed on a rack; a microscope is installed in the front of the rack; and an automatic slide push-out device is fixed on the microscope. The tester can automatically open the stool sample box, automatically put the slide in the box, automatically feel about the image via the liquid crystal display, move the slide for microscopy through numerical control, automatically print the locked image, automatically close the stool box, automatically recycle the waste articles, automatically carry out ultraviolet disinfection, completely prevent the operators from closely contacting the stool, greatly improve the sensory organ comfort in the testing process, greatly enhance the operation safety and repeatability, introduce the test report with images and texts to the stool routine and provide most direct basis for clinical diagnosis.

The invention provides a fully automatic operation instrument for the routine inspection of excrement, belonging to the technical field of the routine clinical inspection of excrement. The invention mainly solves the problems of much discomfort on sense organs because of the existing artificial smear and microscopical examination of excrement and potential threat to the health of inspectors. The fully automatic operation instrument is mainly characterized by comprising a three-dimensional orthogonal coordinate manipulator operation platform, a camera, a smear operation head, an object-moving fixture, a biological microscope, a digital camera, a work master disk, a check disk, an automatic slide feeding device, a peristaltic pump, a liquid crystal display screen and operation keys; and automatic slide feeding, automatic box opening, automatic shooting and automatic image display are completed, a suspected part of an excrement sample is selected and is smeared on a slide, microscopical examination is automatically carried out, an occult blood experiment is automatically completed, experimental wastes are automatically recovered, and the laboratory bio-safety level is increased. The fully automatic operation instrument is mainly used for the automatic sample selection, the automatic smear, the automatic microscopical examination and the selective graphic data retaining of excrement and other human body secretions.

The invention discloses a tetraphenyl ethylene polymer hole transport layer-based perovskite solar cell, and mainly aims at solving the problems that an existing hole transport material is high in cost, low in carrier mobility and unstable in property. The tetraphenyl ethylene polymer hole transport layer-based perovskite solar cell comprises a substrate (1), a negative electrode (2), an electron transport layer (3), an optical active layer (4), a hole transport layer (5) and a positive electrode (6) from bottom to top, wherein a tetraphenyl-triphenylamine polymer TPE-TPA with the thickness of 80nm to 200nm is adopted by the hole transport layer (5); and the hole transport layer is prepared through a TPE-TPA precursor solution spin-coating method. According to the hole transport layer disclosed by the invention, a close contact between the optical active layer and the hole transport layer can be effectively suppressed; the carrier recombination probability at the interface is lowered; the interface characteristics are improved; the properties of the perovskite solar cell are effectively improved; and the tetraphenyl ethylene polymer hole transport layer-based perovskite solar cell can be applied to photoelectric conversion.

The invention discloses a spray paint device of a loudspeaker box. The spray paint device comprises a box, and a driving roller and a driven roller are rotatably connected between two opposite sides of the inner wall of the box in sequence; one side of the bottom of the inner wall of the box is fixedly connected to a first motor, and the output shaft end of the first motor is connected to a rotating device through a belt; one side of the rotating device is fixedly connected to one end of the driving roller, and the driving roller is rotatably connected to the surface of the driven roller through a conveyor chain; the bottom of the inner wall of the box is fixedly connected to a lifting rotation device, and the top of the box is fixedly connected to a third motor; and two opposite sides ofthe inner wall of the box are rotatably connected to second screw rods through bases, and the surfaces of the second screw rods are fixedly connected to first nozzle bases through electric telescopicrods of movable blocks. The invention relates to the technical field of loudspeaker machining. According to the spray paint device of the loudspeaker box, the problem of uneven thickness of existing spray paint is solved; and the purpose of automatic uniform spray paint is achieved, and the paint harm to human bodies is reduced.

A container for carry out heated food items, such as rotisserie chicken, has a base which is connected to a lid by a mating peripheral closure which defines a liquid tight seal. The closure has an encircling inclined wall on the base, which helps to direct the lid into engagement with the base, and which also defines a cavity within the closure which can retain liquid. The base may be provided with two fold up straps which are retained by structure in the lid to lie generally flat to serve as a convenient carrying handle above the lid. The base has rib structure allowing it to distend downwardly when loaded with food to space the heated food from the customer's hand while engaged with the handle.

The invention relates to an automatic material taking apparatus for automatically grabbing a workpiece and conveying the workpiece to a processing platform, wherein the automatic material taking apparatus comprises a conveying belt, a flipping mechanism, a taken material positioning fixture, a conveying mechanism, and a grabbing mechanism driven by the conveying mechanism, the conveying belt is used for conveying the workpiece to the flipping mechanism, the flipping mechanism is used for transferring the workpiece to the taken material positioning fixture from the conveying belt, and the grabbing mechanism grabs the workpiece from the taken material positioning fixture, and moves to the processing platform through driving by the conveying mechanism so as to place the workpiece on the processing platform. With the automatic material taking apparatus, the condition that an operator closely contacts other parts of the automatic material taking apparatus other than the conveying belt can be effectively avoided so as to eliminate a certain safety risk.

The invention relates to a maintainable lithium-ion battery and a maintenance method thereof. The maintainable lithium-ion battery comprises a battery cell and a packaging bag, wherein the battery cell is sealed in the packaging bag, a positive and negative connector are left at a side edge of the packaging bag, a channel is also arranged on the lateral side of the packaging bag, and the opening which is positioned at one end of the external side of the packaging bag is sealed in an open manner. The maintenance method of the lithium-ion battery is as follows: discharging the air in the batteryby the channel, adding electrolyte for the battery, vacuuming the battery and the like. The maintainable lithium-ion battery and the maintenance method provided by the invention can effectively improve the performance of lithium-ion batteries and are beneficial for making full use of the lithium-ion battery; in addition, the operation is simple, and the cost is saved.

The invention discloses a full-automatic nut wielding machine comprising a rack, a graduated disk mechanism and a nose wielding assembly, wherein the graduated disk mechanism is connected with the rack in a rotating mode and comprises a clamping and positioning mechanism, a take-out mechanism, a nut conveying mechanism, an end enclosure conveying mechanism, an after-wielding detection mechanism and a before-wielding detection mechanism which are evenly distributed along the circumference of the graduated disk, the after-wielding detection mechanism is used for detecting whether a nut is taken out; the before-wielding detection mechanism is used for detecting whether the nut and the end enclosure is in place; the clamping and positioning mechanism is positioned below the nose wielding assembly; the take-out mechanism is positioned between the clamping and positioning mechanism and the before-wielding detection mechanism; the nut conveying mechanism is positioned between the after-wielding detection mechanism and the end enclosure conveying mechanism; and the before-wielding detection mechanism is positioned between the end enclosure conveying mechanism and the clamping and positioning mechanism. The full-automatic nut wielding machine of the invention does not need the participation of manual work in the wielding process of the nut, thereby greatly improving production efficiency and ensuring the personal safety of workers.

The invention discloses an assembled rapid intelligent temperature measurement and purification monitoring system based on project work resumption and epidemic prevention and control and a monitoringmethod thereof, and belongs to the field of epidemic prevention and control. The monitoring system comprises an equipment body, wherein an inlet of the equipment body is provided with a recognition gate and a face recognition panel, and the recognition gate is provided with a recognition area; a temperature measurement area and a disinfection area are sequentially arranged in the equipment body, an infrared thermometer is arranged in the temperature measurement area, a first sealing door and a second sealing door are respectively arranged at an inlet and an outlet of the disinfection area, pedal switches are respectively arranged in front of the first sealing door and the second sealing door, and a spray disinfection unit is arranged in the disinfection area. The system overcomes the defects of low epidemic situation detection efficiency and easy infection in the prior art, not only can improve the detection efficiency, but also is conducive to avoiding cross infection, and can be better suitable for large-scale and severe epidemic situation prevention and control environments.

The invention provides a lubricant and a preparation method thereof. The lubricant is prepared from the following components by mass percent: (a) 50 to 59 percent of base oil, (b) 10 to 20 percent of a tackifier, (c) 1 to 6 percent of an anti-wear reagent at extreme pressure, (d) 1 to 5 percent of an antioxygen, (e) 20 to 35 percent of a solid additive, and (f) 0.5 to 5 percent of a dispersant. The lubricant has better high-temperature lubrication adhesion, high temperature resistance and extreme pressure antiwear property, and is specially suitable for lubrication of a high temperature tyre.

The invention relates to an automatic universal wheel assembling machine. The automatic universal wheel assembling machine comprises a turntable, a frame and a plurality of universal wheel positioningtools distributed along the circumference of the turntable, wherein ten working stations are sequentially arranged on the circumference of the turntable. The first working station is provided with atool for placing flat washers on the universal wheel positioning tools, and the second working station and the third working station are provided with tools for placing bases on the top of the flat washers and brackets on the universal wheel positioning tools correspondingly, the fourth working station is provided with a tool for placing planar bearings on the tops of the bases, the fifth workingstation is provided with a tool for placing the brackets on the tops of the planar bearings, and the sixth working station is provided with a rivet loading tool, a rivet riveting pressing tool is arranged on the seventh working station, a roller and hinge pin feeding tool is arranged on the eighth working station, a hinge pin riveting pressing tool is arranged on the ninth working station, and a finished product taking-out tool is arranged on the tenth working station. The automatic universal wheel assembling machine is high in degree of automation and does not need manual participation in thewhole assembly process of universal wheels, and thus the production efficiency is greatly improved, the labor intensity is reduced, the production cost is saved, and the personal safety of workers isfully ensured.

The invention discloses a rapid dust falling device and method for tunnel construction. The rapid dust falling device comprises a first dust falling device and a booster pump which are installed on atunnel excavating trolley, and a second dust falling device, an air-conveying dust falling device, an electronic control device, a magnetic valve, a high pressure water pump and a water tank which areinstalled on a moving trolley; dust concentration sensors are separately installed on the moving trolley and the tunnel excavating trolley; the booster pump, the magnetic valve, the high pressure water pump, a motor of the air-conveying dust falling device and the dust concentration sensors are all connected with the electronic control device; inlets of the booster pump and the high pressure water pump communicate with the water tank, the magnetic valve is arranged at the outlet of the high pressure water pump, and a second dust falling device and the air-conveying dust falling device are separately connected with the outlet of the magnetic valve; and the outlet of the booster pump is connected with the first dust falling device through a pipeline. According to the rapid dust falling device and method for the tunnel construction, two dust falling barriers are formed close to a tunnel face, and the water spray time of dust falling is automatically adjusted according to the difference of dust concentration, so that the dust falling efficiency is improved, water resources are saved, the waiting time for the dust falling is shortened, and the progress of the tunnel construction is accelerated.

The invention provides an automatically-operating stool examination instrument, which belongs to the technical field of clinical examination of medical health. The automatically-operating stool examination instrument mainly aims to overcome the problem of sensory discomfort of operating personnel caused by manually-operated stool examination in the prior art. The instrument has the following main characteristics: the instrument comprises a biological microscope, a specimen introduction device, a specific examination bidirectional slideway, a specific examination device, a glass slide device, a five-channel sampling needle and a Y-direction and Z-direction manipulator which are fixedly arranged on a base plate framework; the instrument can realize automatic sampling, slide production, automatic cleaning, automatic interpretation of specific examination results and automatic recovery of specific examination consumables; and a microscope carries out automatic scanning, automatic focusing and automatic locking of images, selectively takes textual and graphic files and prints textual and graphic examination reports. The automatically-operating stool examination instrument provided by the invention has the following characteristics: the instrument can prevent the operation personnel from direct and close contact with stool specimens, effectively prevents infection of examination personnel and occurrence of iatrogenic pollution, improves the quality of a stool smear and shortens specimen processing time. The automatically-operating stool examination instrument is mainly applied to automatic examination of conventional stool examination and colloidal-gold-process stool examination.

The invention discloses a battery plate packing device which comprises a rack and a conveying device, wherein the conveying device is arranged on the rack; the conveying device is a cyclic conveying channel, and mold boxes are arranged on the outside of the conveying channel; a positive plate packing device, a positive plate compressing device, a negative plate packing device, a negative plate compressing device and a discharging device are sequentially arranged in the cyclic direction of the conveying channel, wherein the structures of the positive plate packing device and the negative platepacking device are same, the structures of the positive plate compressing device and the negative plate compressing device are same; and the positive plate packing device comprises a paper feeding device, a paper cutting device, a paper folding device and an upper plate device which are sequentially arranged along the conveying direction of the conveying channel. The battery plate packing device disclosed by the invention is suitable for being used for packing battery plates.

The invention relates to a withstand voltage test device and a withstand voltage test method of a three-phase electric energy meter. The common withstand voltage test device of the three-phase electric energy meter has the defects that: the voltage is required to be boosted manually in front of a manipulation platform, and the high voltage brings great safety hazard to a user; efficiency is low and it is easy to make mistake; and the data management is random. The withstand voltage test device comprises a computer with a withstand voltage test control module, a program-controlled withstand voltage apparatus, a high-voltage relay plate and a leakage current detection unit; the program-controlled withstand voltage apparatus is connected with the leakage current detection unit; the computer communicates with the program-controlled withstand voltage apparatus; the computer communicates with the leakage current detection unit; the leakage current detection unit is connected with the high-voltage relay plate to output the high voltage to the tested electric energy meter under the control of the high-voltage relay plate. By the invention, an operator avoids close contact with the high voltage source, so the safety is guaranteed, functions of automatically detecting test results and automatically saving data are realized, data is accurate, management is easy, random change is avoided and detection efficiency is high.

When a retainer collar 77 is rotated with respect to a punch guide 29 in a turnable manner, an upper punch driver 49 which pierces the retainer collar 77 so as to be movable up and down is rotated with respect to the punch guide 29. As a result, since the upper punch driver 49 is screwed into a lower punch driver 37 and is rotated with respect to the lower punch driver 37 provided on the punch guide 29 movably up and down, an up-down positional relationship between the upper punch driver 49 and the lower punch driver 37 can be adjusted.

The invention provides a wireless stethoscope, which relates to the field of medical instruments and comprises a chest piece and a mobile terminal, the chest pieces are placed on all parts of the bodyof a user respectively to collect sound signals of all the parts and send the collected sound signals to the mobile terminal in a wireless transmission mode. The mobile terminal is used for carryingout diagnosis on the sound signal in combination with the trained analysis diagnosis network so as to give an auscultation result to the user; and a cloud system is used for carrying out structured and unstructured data analysis according to the sound signal uploaded by the mobile terminal, the auscultation result, the previous medical history of the user, the genetic medical history, the genomicsand the related cases, mining hidden information of the sound signal and carrying out disease prediction so as to further diagnosis the physical health condition of the user. The system is suitable for multifunctional wireless auscultation and intelligent diagnosis analysis in occasions such as hospital medical systems, intelligent family health monitoring and high infection risk, and has a wideapplication prospect.

The invention belongs to the technical field of mechanical manufacturing and particularly relates to a welding device for mechanical manufacturing and with a smoke discharging function. The followingscheme is put forwards according to the problem that in the mechanical manufacturing and welding process, harmful smog is generated and harms the body health of a worker; a base is included, and the two sides of the outer wall of the top of the base are each provided with a slide groove; a same horizontally arranged first adjusting rod is arranged between the inner walls of the two ends of each slide groove through a bearing; the inner walls of the bottoms of the slide grooves are connected with supporting bases in a sliding manner; the bottom of the outer wall of one end of each supporting base is provided with a first connection hole; and the circumferential inner walls of the first connection holes and the circumferential outer walls of the first adjusting rods are in threaded connection. According to the welding device for mechanical manufacturing and with the smoke discharging function, welding operation is performed by utilizing a mechanically controlled welding gun, and it is avoided that the worker makes contact with the welding position at a short distance; and due to a smoke absorbing pipe, a corrugated hose and an exhaust fan, the smog generated in the welding process isabsorbed into a smoke discharging box, harmful smog inhaled by the worker is reduced, and the body health of the worker is protected.

A film winding core (10) of the present invention includes a core body (12) and a plurality of film supporting portions (14). The core body (12) has a tubular shape. The plurality of film supporting portions (14) are provided around the core body (12). The film supporting portions (14) protrude from the outer peripheral surface (12p) of the core body (12) respectively at a plurality of positions in a rotational direction of the core body (12) so that a film (18) is supported away from the outer peripheral surface (12p) of the core body (12). Each of the film supporting portions (14) is made of a material that can be deformed when the film (18) is wound on the film winding core (10).

The invention discloses an aluminum material cutting device which comprises a connecting column, wherein the bottom of the connecting column is connected with a telescopic cylinder; the bottom of the telescopic cylinder is connected with a mounting frame; connecting plates are mounted on both sides of the mounting frame; the bottom of the connecting plate is connected with a spring; the bottom of the spring is connected with a clamping block; a cutter is arranged in an inner cavity of the mounting frame; the right side of the cutter is connected with a motor; the two sides of the connecting column are both connected with a support column; a workbench is arranged at the bottom of the support column; rollers are equidistantly arranged on the two sides of the top of the workbench; a groove is formed at the middle of the workbench; the right side of the groove is connected with a fan; the right side of the fan is connected with a dust collection box through a pipeline; and a feed port and a discharge port are formed on the two sides of the support column respectively. The aluminum material cutting device saves the force and time for cutting an aluminum material, avoids dangers, reduces the cutting deviation and improves the processing efficiency of the aluminum material.

The invention discloses a complete casting, demolding, taking and conveying device, and belongs to the technical field of casting. Prizing assemblies are symmetrically arranged on the two sides of an ingot mold. The bottoms of the prizing assemblies are fixed to the ground. A track is arranged on the periphery of the ingot mold and is an annular track. Track turning devices are arranged at the corners of the track. A casting opening is formed in one end of the ingot mold, and a storage trolley is arranged at the other end of the ingot mold. A drainage trolley is movably arranged on the track. A crushed aggregate shoveling device is arranged over the ingot mold. A plurality of prizing mechanical arms are evenly arranged in the middle of a connecting rod. The complete casting, demolding, taking and conveying device is reasonable in structural design, a worker is prevented from making contact with forming equipment in the short distance, the work environment is improved, and danger is lowered. Meanwhile, by means of the full-automatic device, the labor intensity of the worker is lowered, and the machining efficiency is improved.

The invention discloses a gantry type light cover cleaning device which provides two supporting devices, separately places the supporting devices, then installs an air knife device between the two supporting devices and uses a controlling device to control the action of the components. When cleans, the light cover loading device is moved under the air knife device, so, the air blew by the air knife cleans the light cover. The invention not only avoids people from contacting in distance by many times, but also shortens the time for cleaning the light cover and improves the producing speed.

To provide a hydraulic tensioner, which can prevent the bottoming out or over-stressing of a spring in an incorporated check valve, can reduce the contact surface pressure between a check ball and a retainer, and can reduce the production cost, a hydraulic tensioner comprises a check valve incorporated in the housing which causes oil to flow into a high pressure chamber to block the back flow of oil. The check valve comprises a ball seat, a check ball facing the ball seat, a spring, which biases the check ball against the ball seat and a retainer, which retains the spring and limits the movement of the check ball. The spring comprises a conical coil spring, and the surface of the retainer, which retains the conical coil spring and limits the movement of the check ball, is formed in a flat surface.

The invention provides a balise signal simulator, comprising an upper computer, an RSG (Reference Signal Generator) host and an RSG reference ring. A user sets a balise signal electrical characteristic, a balise action range, train speed and balise signal envelope amplitude through utilization of upper computer software and sends the parameters to the RSG host. Balise messages are downloaded to the RSG host through utilization of the upper computer software. The user selects a code sending mode and starts / stops sending codes through utilization of the upper computer software. The RSG host receives configuration commands of various parameter settings of the upper computer software, then controls hardware to generate corresponding signals, stores messages, and sends balise signals accordingto a current code sending mode, when a starting command of the upper computer software is received. The balise signals generated by the RSG host are converted into electromagnetic waves through utilization of the RSG reference ring and then are sent out. A user can generate balise application scenes or balise performance wanting to simulate through flexible use of various code sending modes and parameter settings.

The present invention provides a hood for an ultrasonic endoscope and an ultrasonic endoscope that prevent a body wall from getting into close contact with an observation window at a time such as when an ultrasonic transducer is brought into close contact with the body wall. In a hood for an ultrasonic endoscope to be attached to the ultrasonic endoscope, a notch is formed at a front edge of the hood, and a front edge corner at an observation window side along the notch is provided as an eaves-shaped part. The eaves-shaped part protrudes in front of the observation window, and when an ultrasonic transducer is brought into close contact with the body wall, the eaves-shaped part lies between the body wall and the observation window, thereby preventing the body wall from getting into close contact with the observation window.

The invention discloses a tree whitewash device and a using method thereof. The device mainly comprises an arc-shaped roller brush, a distance sensor, an arc-shaped nozzle, a telescopic corner, a signal transmission line, a stretching rod, a thin pipe, a proportional valve, a thick pipe and an electric sprayer. The arc-shaped roller brush is connected with the telescopic corner through a hinge structure and deforms according to a trunk shape under the pressure effect, the telescopic corner slides in the stretching rod, the thin pipe is connected with the arc-shaped nozzle and the proportionalvalve, the thick pipe is connected with the proportional valve and the electric sprayer, and the signal transmission line is connected to the distance sensor and the proportional valve. By means of the device, the defects of the low manual whitewash efficiency, the poor safety and the like and the defects of the poor flexibility and the poor working environment adaptability of an existing whitewash device are overcome to some extent. The tree whitewash device has high working efficiency, the remarkable whitening effect, strong safety, good flexibility and low cost, and can be widely applied totree whitening work.