21results about How to "Simplify the steps" patented technology

The invention discloses a preparation method and application of a composite nitrogen, phosphorus and sulfur removal autotrophic filter material, and relates to the technical field of sulfur autotrophic filter materials, and the preparation method comprises the following steps: stacking and combining a basic filter material, a catalyst loaded filter material, a strain-heterojunction loaded filter material and a magnesium oxide microsphere filter material from top to bottom, the composite nitrogen, phosphorus and sulfur removal autotrophic filter material is obtained; in the stacking combination process of the composite nitrogen, phosphorus and sulfur removal autotrophic filter material, the stacking thickness ratio of the basic filter material to the catalyst loaded filter material to the strain-heterojunction loaded filter material to the magnesium oxide microsphere filter material is 10: (3-5): (2-4): (4-5). The efficient and low-cost composite nitrogen, phosphorus and sulfur removal autotrophic filter material is developed according to the synergistic treatment requirements of nitrogen and phosphorus pollution and PNP pollution.

The present invention discloses an integrated calibration device and working method of a Rockwell hardness tester, which belongs to the field of hardness tester detection technology, including a Rockwell hardness tester body, a top connection block, a force sensor, a connector, a hardness tester indenter, a displacement sensor, a data output device and a data transmission line; wherein the force sensor captures and obtains the force value loaded on the hardness tester; the displacement sensor can synchronously obtain the distance the hardness tester indenter falls during the pressing process of the hardness tester indenter; the data output device can select the scale corresponding to the hardness tester, record and store data, and generate raw detection data, which can be connected to a certificate system to generate a calibration certificate. The integrated calibration device of the Rockwell hardness tester of the present invention adopts an integrated design to reduce the error caused by human operation, the linear accuracy of the displacement is better than 0.2μm, and the accuracy of the force sensor is 0.3 or above; and it has high stability and long service life, and can replace traditional calibration equipment and methods.

This utility model relates to the field of electronic cigarette technology and discloses an anti-dry-burning electronic cigarette circuit control module, including: an electronic cigarette body, the electronic cigarette body being rectangular; an anti-dry-burning structure, the anti-dry-burning structure including a first anti-dry-burning part and a second anti-dry-burning part, the first anti-dry-burning part including an electric spark plug baffle disposed inside the electronic cigarette body, two sets of electric spark plugs being fixedly installed inside the electronic cigarette body, the electric spark plug baffle being disposed on the top of the two sets of electric spark plugs; the second anti-dry-burning part including a first sliding groove opened inside the electronic cigarette body, a first slider being slidably installed inside the first sliding groove, an electric push rod being disposed inside the first sliding groove, one end of the telescopic inner rod of the electric push rod being fixedly connected to one side outer wall of the first slider, achieving the purpose of protecting the device from dry burning, and setting the baffle to an adjustable structure to reduce the wear of the baffle under high temperature, extend the service life of the device, and improve the durability of the device.

The present application relates to the technical field of ultrasonic flaw detection, and discloses a defect recording method and related device of an ultrasonic flaw detector. The ultrasonic flaw detector includes a distance measuring device and an angle measuring device; the distance measuring device includes a sliding member and an encoder, and the encoder is used to record the movement distance of the sliding member; the angle measuring device includes a support seat, a roller, a reset spring, a bracket, an angle sensor and a flaw detection probe; the top of the support seat is connected to the sliding member, and a bracket extends from the bottom, and rotating blocks are hinged on both sides of the bracket, and the rotating blocks rotate in the direction toward or away from the support seat, and angle sensors are arranged between the rotating blocks, and the angle sensors are used to measure the angle between the rotating blocks; the rotating blocks are connected to the bracket through compression springs, and each rotating block is provided with two pairs of rollers, and the flaw detection probe is arranged on a rotating block. The present application has the advantages of solving the problems caused by encoder side slip and poor probe fitting, and improving the applicability and measurement accuracy of the flaw detector.

The invention belongs to the field of preparation of silicon dioxide microspheres, and particularly relates to a freeze-drying process of a silicon dioxide microsphere suspension, silicon dioxide microsphere freeze-dried powder and application, a freeze-drying procedure comprises a first section, a second section, a third section, a fourth section and a fifth section which are executed in sequence, from the first section to the fourth section, the vacuum degree is controlled, and the freeze-dried powder is obtained. And the vacuum degree is gradually reduced. By means of the freeze-drying technology, the silica microsphere reagent in the suspension state can be converted into solid (powder) through the vacuum freeze-drying technology, the freeze-dried microspheres can be transported and stored in the normal temperature environment, and the microspheres are stable in state and convenient to use in the long-term storage process.

The utility model discloses an electronic display screen mobile phone shell with an ECG electrocardio electrode monitoring function, which comprises a silica gel mobile phone shell body, a mobile phone accommodating groove for accommodating a mobile phone and a display screen accommodating groove for accommodating a display screen module are respectively arranged in the silica gel mobile phone shell body, an electronic display screen module is arranged in the display screen accommodating groove, and the electronic display screen module is arranged in the silica gel mobile phone shell body. The electronic display screen module comprises a PCBA control panel, electronic paper used for displaying and an ECG electrode used for detecting electrocardio, the electronic paper and the ECG electrode are respectively connected with the PCBA control panel, the electronic display screen module further comprises an NFC antenna layer, and the NFC antenna layer is connected with the PCBA control panel. According to the structure, the ECG electrode is integrated to the back of the mobile phone shell, on one hand, time can be saved, the situation that a user needs to independently carry an ECG collecting device is avoided, and portability is improved; meanwhile, by utilizing the common use of the mobile phone shell, the electrocardio acquisition equipment is prevented from being lost and can be used at any time, the searching time is shortened, and the actual utilization rate is improved.

The utility model discloses an electroencephalogram signal acquisition device, including: including first flexible band and second flexible band, be equipped with cavity on the first flexible band, the cavity is located first flexible band middle position, be equipped with control panel and battery in the cavity, be equipped with wire groove on the first flexible band, wire groove is located two ends of the cavity, be equipped with flexible wire in wire groove, the flexible wire is connected control panel with battery, the cavity top of first flexible band is equipped with second flexible band, second flexible band is embedded and is equipped with electrode piece, one surface of electrode piece exposes second flexible band outside, and the other surface of electrode piece is connected with flexible wire in wire groove. The utility model is convenient to assemble, and the structure is simple, can adapt to different head type and head circumference, avoids wearing discomfort, and electrode detection site layout design is reasonable, can gather the forehead, side forehead and brain back etc. The ring head part multi -point electroencephalogram signal of department, improves signal coverage range and data precision, provides more comprehensive support for electroencephalogram analysis.

The invention relates to the technical field of desktop type laser engraving, and provides a desktop type laser engraving machine. The desktop type laser engraving machine comprises a rack, a mounting assembly, a lifting assembly and a galvanometer assembly, the mounting assembly is used for mounting a workpiece to be machined, the lifting assembly is mounted on the rack, the galvanometer assembly is mounted on the lifting assembly, the lifting assembly is used for driving the galvanometer assembly to move relative to the mounting assembly, and the galvanometer assembly is used for emitting laser beams to the workpiece to be machined. According to the desktop type laser engraving machine, the galvanometer assembly can be driven to move relative to the workpiece to be machined, so that the distance between the galvanometer assembly and the workpiece to be machined is adjusted, the focus of laser emitted by the galvanometer assembly can accurately fall at the target position of the workpiece to be machined, automatic adjustment of the galvanometer assembly is achieved, and the machining efficiency is improved. The use steps of the desktop type laser engraving machine are effectively simplified, the machining precision of the desktop type laser engraving machine is guaranteed, and the intelligent degree of the desktop type laser engraving machine is improved.

The utility model belongs to the technical field of food processing, and discloses a food processing machine with a good noise reduction effect, which comprises a machine body, a cup body assembly arranged in the machine body and provided with a crushing cavity, a crushing device arranged in the crushing cavity, and a motor assembly arranged below the cup body and in transmission connection with the crushing device, the motor assembly is arranged in the machine body below the mounting cavity, the cup body assembly is detachably arranged in the mounting cavity, the machine body is further hinged to a cover body, and the cover body can cover the top opening of the mounting cavity so as to seal the cup body assembly in the mounting cavity. The cup body assembly is located in the installation cavity, noise generated in the cup body assembly can be repeatedly rebounded in the installation cavity, so that the energy of the noise is greatly reduced, the volume of the noise spread outwards is reduced, the noise reduction effect is improved, the cup body assembly can be detached relative to the machine body, meanwhile, the working noise can be greatly reduced, and the noise reduction effect is improved. And the light-tone use experience of consumers is met.

The utility model discloses an oxygen supply device for a baby radiation table, which comprises a mounting block, and adsorption mechanisms are symmetrically arranged on the rear side of the mounting block; a first connecting pipe is arranged at the front end of the mounting block, and a first oxygen conveying channel is formed in the first connecting pipe; a first connecting port is formed in the lower end of the first connecting pipe; the first connector is connected with a hose; the outer end of the first connecting pipe is connected with a second connecting pipe, and the other end of the second connecting pipe is connected with an oxygen flow mechanism; a quick connecting mechanism is arranged between the second connecting pipe and the first connecting pipe; a second connecting port is formed in the lower end of the oxygen flow mechanism; the second connecting pipe is internally provided with a second oxygen conveying channel, and the second oxygen conveying channel is communicated with the first oxygen conveying channel and the second connecting port; and an anti-falling mechanism is arranged on the side part of the mounting block. The baby oxygen supply device can be conveniently installed on a radiation table without oxygen supply equipment and is used for meeting the oxygen supply requirement of a baby.

The utility model relates to the technical field of heat supply, and discloses a box-type water mixing heat supply unit which comprises a first water storage tank, a second water storage tank and a water supply device. The filtering structure comprises a first filtering part and a second filtering part, the first filtering part comprises two sets of filtering pipes arranged outside the first water storage tank, the two ends of each filtering pipe are each fixedly provided with a set of connecting flanges, and a fifth water conveying pipe is fixedly installed between the two sets of connecting flanges; the two ends of the fifth water conveying pipe are each fixedly provided with a set of fixing frame plates, and water filtering net plates are fixedly installed in the fixing frame plates. The second filtering part comprises a collecting tank arranged at the bottom of the filtering pipe, the two ends of the collecting tank are each fixedly provided with a first blow-off pipe, and one end of each first blow-off pipe is fixedly installed in the fifth water conveying pipe, so that the purpose of cleaning and impurity removal of water is achieved, damage of scale to the device is reduced, and the heat supply efficiency of the device is improved; the service life of the device is prolonged, and the durability of the device is improved.

The nasogastric tube with the air pulse function comprises a nasogastric tube body, a nasogastric tube steel wire and an air outlet tube, the nasogastric tube body is hollow, and a liquid food outlet is formed in the side face of the bottom of the nasogastric tube body. The nasogastric tube has the advantages that air is discharged from the nasogastric tube body through the air outlet tube with the balloon, the nasogastric tube is used for giving air pulse stimulation to the peripheral area of tonsil innervated by tongue and pharyngeal nerves and inducing swallowing reflex, the success rate of intubation can be increased, intubation time can be shortened, pain of a patient can be relieved, and the nasogastric tube is safer than a lateral position blind intubation method and a warm water feeding method. Compared with a laryngoscope direct-view stomach tube indwelling method, the method is convenient and low in cost; the air pulse device and the nasogastric tube are integrated, the liquid food outlet is also provided with the air hole, the air pulse function can be switched to the nasogastric tube function only by pulling and inserting the air outlet tube, the use steps are simple, and the efficiency is improved.

The utility model discloses a food processor stable in work, and relates to the field of life electric appliances, the food processor comprises a machine body and a cup body assembly, the cup body assembly is detachably arranged in a mounting cavity, the cup body assembly comprises a crushing cup and an inner cover, the machine body is further hinged with an outer cover, the outer cover covers the top opening of the mounting cavity, and the crushing cup is arranged in the outer cover. The bottom end of the outer cover is connected to the upper portion of the inner cover in a pressed mode, the inner cover is provided with a first exhaust hole, and the outer cover is provided with a second exhaust hole communicated with the first exhaust hole, so that when the food processor conducts food processing, noise generated by smashing food through the cup body or noise generated by a motor assembly in the machine body can be blocked in the installation cavity, and noise generated by the motor assembly in the machine body can be blocked. Therefore, the cup body assembly can be detached relative to the machine body, meanwhile, working noise can be greatly reduced, meanwhile, gas and the like generated in the smashing cavity can be exhausted to the outside through the first exhaust hole and the second exhaust hole, and the situation that the inner cover is jacked open due to the fact that the internal pressure is continuously increased due to excessive gas in the smashing cavity is effectively avoided.

The utility model relates to the technical field of composting equipment, and discloses rotten vegetable composting equipment which comprises a composting tank in a cylindrical shape; the dredging structure comprises a first dredging part and a second dredging part, the first dredging part comprises a first fixed circular plate fixedly mounted on the inner wall of the composting tank, a conical material guide plate is fixedly mounted in the first fixed circular plate, eight groups of water filtering holes are formed in the conical material guide plate, and a second rotating shaft is rotationally mounted in the conical material guide plate; a second fixing plate is fixedly mounted on the outer wall of the second rotating shaft, a second brush plate is mounted at the bottom of the second fixing plate in a pasted mode, and the bottom of the second brush plate is tightly attached to the top of the first fixing circular plate and the top of the conical guide plate. The purpose of dredging the water filtering holes is achieved, the discharge efficiency of wastewater is improved, the influence of wastewater on the internal humidity of the device is reduced, the fermentation efficiency of the rotten vegetable leaves is improved, and the use convenience of the device is improved.

The invention relates to a mobile single-phase earth fault simulation vehicle, and the vehicle comprises an engineering vehicle carrier which comprises a cab, a part room, and a control room. A single-phase earth fault simulation device is arranged in the component chamber; the single-phase earth fault simulation device comprises an isolation switch, a current transformer, a voltage transformer, a comprehensive protection unit, a circuit breaker, an adjustable resistor and a controllable arc discharge device. A test host is arranged in the control chamber, and a central control unit is arranged on the test host and used for comprehensively controlling all adjustable parameter elements in the vehicle, controlling a circuit breaker to be switched on and switched off and recording data and outputting results. Various single-phase earth faults are integrated on the integrated fault detection vehicle, movement is more convenient, the device body does not need wiring, a large amount of test preparation time for field wiring is saved, the device is slightly influenced by weather, and tests can be continued even in certain rainy and snowy weather.

The utility model relates to the technical field of electronic components, and discloses an electronic component protection structure with overload protection, which comprises a first fixing plate and a second fixing plate, the front and rear sides of the top of the second fixing plate are fixedly connected with first hollow shells, and the top of the inner wall of each first hollow shell is slidably connected with an extrusion block. L-shaped blocks are slidably connected to the left side and the right side of the inner wall of the first hollow shell, a rotating column is rotatably connected to the right end of the L-shaped block on the right side, a fixing column is fixedly connected to the right side of the rotating column, a second spring column is fixedly connected between every two adjacent L-shaped blocks, and second hollow shells are fixedly connected to the front side and the rear side of the top of the first fixing plate. According to the utility model, the fixing plate II is pushed to enable the extrusion block to enter the hollow shell, the L-shaped block moves, the fixing column is rotated to be clamped on the outer wall of the hollow shell, and the installation of the fixing plate I and the fixing plate II is completed, thereby simplifying the installation and disassembly steps of equipment, facilitating the use of a user and improving the practicability of the equipment.

The utility model discloses a dimming and color-adjusting filament lamp, and belongs to the technical field of LED lamps. A light and color adjusting filament lamp comprises a bulb shell, a light source assembly and a lamp holder, the light source assembly is installed in the bulb shell, the lamp holder is connected with the bulb shell, the light and color adjusting filament lamp is characterized by further comprising a code adjusting piece and a driving power source, the driving power source comprises a code modulator and a driver, and the code modulator and the driver are electrically connected and conducted; the driving power supply and the code adjusting piece are arranged in the lamp cap, and the code adjusting piece is arranged above the code modulator; a dial-up channel penetrates through the top of the lamp cap; the top of the code adjusting piece penetrates through the code dialing channel to communicate with the outside of the lamp holder. The code modulator comprises a PCB (Printed Circuit Board) and a code modulation assembly; the code modulator is electrically connected with the light source assembly through the driver so as to assist in controlling light color adjustment of the light source. The code modulation assembly is arranged on the upper surface, facing the code modulation piece, of the PCB and used for adjusting the color temperature and / or brightness. And the dimming and color modulation of the lamp are realized through the code modulation piece.

The utility model relates to the technical field of clamping devices, in particular to a shaft gear grinding rapid part changing clamp which comprises a base and bosses fixedly arranged on the two sides of the base, a lower tip is fixedly arranged in the center of the base, and two sets of bilateral holes penetrating through the two bosses at the same time are formed in the bosses in parallel. A driving rod and a driven rod are arranged in the two sets of double-edge holes in a sliding mode respectively, a single-edge hole only penetrating through one boss is further formed between the two sets of double-edge holes, a transmission rod is fixedly arranged in the single-edge hole, and strip-shaped plates are rotationally connected to the upper sides, close to the bosses provided with the single-edge holes, of the driving rod, the driven rod and the transmission rod. A first clamping block and a second clamping block which are used for clamping the outer circle of the shaft workpiece are oppositely arranged on the driving rod and the driven rod. According to the scheme, the technical problem that time and labor are wasted when shaft workpieces are clamped during gear grinding machining can be solved, and the machining efficiency of the shaft workpieces can be improved.

The invention discloses pseudomonas zhaodongensis, a microbial agent of the pseudomonas zhaodongensis and application of the pseudomonas zhaodongensis to degradation of deep-sea bottom oil, and belongs to the technical field of marine environmental pollution treatment. The pseudomonas zhaodongensis provided by the invention is preserved in the China General Microbiological Culture Collection Center (CGMCC), and the preservation number of the pseudomonas zhaodongensis is CGMCC No.29239. The bacterium serves as a main petroleum degrading bacterium and is compounded with dimethyl mercaptopropionic acid inner salt to form a microbial agent capable of efficiently degrading petroleum in a high-pressure and low-temperature environment, and the microbial agent is used for biodegradation of deep-sea sedimentary oil. The microbial agent has the characteristics of simple formula, low cost, simple use steps and the like, and has good application prospect and market value.

The utility model discloses a turnover bicycle frame which comprises an installation frame, a clamping device fixed to a rear hanging ball head of an automobile is arranged on the first side of the installation frame, a supporting connecting frame is connected to the second side of the installation frame in a pivoted mode, and a supporting face obliquely arranged towards the supporting connecting frame is further arranged on the second side of the installation frame. The movable frame is located above the mounting frame, the movable frame is provided with at least one vehicle rail assembly, the movable frame is rotationally connected to the mounting frame through a supporting connecting frame, and a lock hook mechanism is arranged between the movable frame and the mounting frame so that the movable frame and the mounting frame can be locked with each other; the part, extending out of the outer side of the mounting frame, of the movable frame is provided with a treading type driving mechanism used for driving the lock hook mechanism to be unlocked so that the supporting connecting frame can turn outwards to be supported by the supporting face. According to the bicycle frame capable of being turned over, a user can unlock and turn over the bicycle frame without manual operation, use steps are simplified, and convenience and safety are improved.

The present invention discloses a flat mop cleaning tool, comprising a mop and a mop bucket. The mop bucket is provided with a working area and a water storage area. The working area is located above the water storage area. The mop is located in the working area for cleaning and / or dehydration. A channel is provided between the working area and the water storage area to connect the two. After sewage generated when the mop is operated falls into the working area, it can flow into the water storage area from the channel, so that no water will accumulate in the working area. A pumping device is also provided, which can pump out water in the water storage area and spray it on the wiped object of the mop during cleaning. The generated sewage will be discharged into the water storage area through the channel and will not remain in the working area, so as to ensure the cleanliness of the mop cleaning and / or dehydration.