414results about How to "Comprehensive contact" patented technology

The invention discloses a low carbon alkane dehydrogenation catalyst for alkene production and its preparation method and application. The catalyst uses Al2O3 (alumina) as a carrier, chromium as an active component, and an alkali metal as an assistant catalyst component, taking to the final catalyst weight as the base, the chromium oxide content is 10.0%-30.0%, the alkali metal oxide content is 0.5%-3.0%, and the rest is the alumina. The active component chromium is stepwise impregnated onto the alumina carrier before and after impregnation of the alkali metal assistant catalyst component. The low carbon alkane dehydrogenation catalyst for alkene production is used in dehydrogenation of propane to produce propylene. The low carbon alkane dehydrogenation catalyst for alkene production has high activity stability and propylene selectivity, and the preparation method is simple, and is suitable for industrial applications.

The invention discloses an air and water hybrid cooling high-speed permanent-magnet motor and belongs to the technical field of motors. The large-power high-speed permanent-magnet motor comprises a casing, a cooling water jacket, a stator core, a stator radial air duct, a stator inner air duct, a motor rotor, an outer rotor axial fan, an outer rotor fan fixing frame and two sliding bearings. The stator core is divided into two sections, the radial air duct is reserved in the middle, and the inner air duct is reserved in a stator slot close to the air gap position. The cooling water jacket is arranged outside the stator casing, a spiral water way is arranged in the water jacket, and water flows into the water way from the middle of the water way and flows out from a left spiral water outlet and a right spiral water outlet which are arranged at two ends of the water way. The air and water hybrid cooling high-speed permanent-magnet motor can mechanically solve the problem that a permanent magnet is broken when bearing large pulling stress during high-speed rotating, further solves the problems that the large-power high-speed motor is large in loss density, difficult in heat dissipation and over high in temperature rising, and prevents the permanent magnet from having irreversible demagnetization easily at high temperature.

The invention discloses a reciprocating type micro-friction abrasion testing machine and belongs to a micro-friction and abrasion testing device. The testing machine comprises a bottom plate, and a bracket, a driving device, a loading device, a positioning and clamping device and a signal conditioning and data acquisition device which are arranged on the bottom plate, wherein the bracket at least consists of two side plates which are longitudinally fixed on the bottom plate; a lower sliding rail seat and a top cylinder seat are at least arranged between the two side plates. An exciter serves as a power source, the equipment is small in size and has high driving force and wide amplitude and frequency variation range, the signal is provided by a signal generation card, multiple driving signals are provided, the frequency and the amplitude are convenient to adjust, and the testing machine is easily controlled by a computer program; meanwhile, a clamp system for a fixation test is simple in structure, reliable in clamping and convenient to mount, and tests in multiple friction pair contact forms can be realized by replacing the clamp. The designed testing machine is high in precision and convenient to operate and provides a reliable experimental instrument for research of micro abrasion.

The invention discloses an efficient treatment device for industrial waste gas. The efficient treatment device comprises an electric dust removal tank, a cleaning dust removal tank and a drying device, wherein a plurality of vertical partition boards are arranged at the bottom of the electric dust removal tank, an electric dust removal assembly is arranged at the top of the electric dust removal tank and adopts an adsorption plate which bulges downwards, is in a wavy shape and is used for realizing electric dust removal, the adsorption plate is connected with an electric dust removal device circuit fixed on the outer side of the electric dust removal tank, an internal slide rail is arranged on the inner side surface of the adsorption plate, a plurality of sliding motors are glidingly connected onto the internal slide rail, cleaning sliders are arranged on the sliding motors, bumps of the adsorption plate and the vertical partition boards are matched to form an S-type electric dust removal channel, the left side of the electric dust removal channel is communicated with a gas inlet pipe, and a pretreatment filtering device is arranged on the gas inlet pipe. The efficient treatment device has the advantages that the structure is simple, the waste gas treatment effect is good, the occupied area and space are small, and inside of the dust removal channel can be cleaned in real time.

The invention relates to a foot posture information and pressure measurement system and intelligent sneakers, and aims at solving the problems that in the prior art, the postures of two feet cannot be measured, pressure sensor distribution is sparse, scanning frequency is low, and detailed dynamic foot sole pressure information cannot be provided. A flexible PCB (2-1) is installed on the portion, corresponding to the arch of the foot, inside a shoe sole of a sneaker body (1), a film pressure sensor (2-2) is installed at the contact part of the shoe sole and the sole of the foot, a battery container (4) is arranged on the portion, corresponding to a heel, inside the shoe sole, a status indicator lamp (5) is arranged on a shoe upper, and an ankle posture information measurement device (3) is fixed at an ankle to conduct wireless transmission with a foot sole posture information and pressure measurement device (2). The foot posture information and pressure measurement system and the intelligent sneakers are applied to wearable device fields.

The invention discloses an immune-fluorescence test strip component for rapidly detecting C-reactive protein quantitatively, a detection card component produced by the same and a method for preparing the same. The test strip component comprises a test strip and a platinum porphyrin marked specific antibody independently packed. The test strip comprises a bottom lining, a water absorption pad, coating analysis film and a sample pad. The coating analysis film is provided with a detection line and a quality control line, a specific antibody coated by the detection line is a C-reactive protein resistance monoclonal antibody, and a specific antibody coated by the quality control line is a rabbit intravenous gamma globulin (IgG) antibody; the detection card component comprises a test strip, a card box composed of a cover plate and a back plate and a latinum porphyrin marked specific antibody independently packed. The test strip component for detecting C-reactive protein in body fluid has the advantages of being simple in operation, rapid, sensitive, good in specificity and the like, and having good clinical application prospect.

The invention discloses a pipe inner wall cleaning mechanism, which comprises a cleaning mechanism body, wherein the cleaning mechanism body comprises a base, a cleaning device and a clamping device; the cleaning device is fixedly connected onto the base; a first guide rail is arranged between the cleaning device and the base; a sliding seat is arranged in the first guide rail; a stepping motor is fixedly connected to the end face of the sliding seat, and is connected with a rotary shaft; a fixed rod is fixedly connected to one end of the rotary shaft and is connected to the side end face of the rotary shaft; a second guide rail is arranged on the side end face of the fixed rod; two sliding seats are arranged in the second guide rail; two connecting rods are respectively and horizontally fixed onto the end faces of the two sliding seats, and are fixedly connected with hairbrushes for brushing a barrel; the clamping device comprises a support and a chuck; the support is fixedly connected onto the base; the upper end of the support is connected with the chuck. Through the manner, the pipe inner wall cleaning mechanism provided by the invention can be used for efficiently cleaning a pipe inner wall.

The invention discloses an apparatus for removing trace acidic gas in indoor air, and a method and an application thereof. The apparatus provided by the invention comprises a spray bed reaction system, an air power system and an absorption liquid circulating system, and the three systems are integrally connected, wherein the spray bed reaction system comprises a bed cylinder, the air power system comprises a fan, an air inlet pipe and an air outlet, and the absorption liquid circulating system comprises a liquid spray thrower, an absorption liquid circulating pipe, an absorption liquid storage tank and a submersible pump. After starting the fan and the submersible pump of the apparatus, air passes through cylinder chamber of the bed cylinder from bottom to top, and meanwhile contacts with the absorption liquid sprayed from top to bottom, so that the air is absorbed and purified. The apparatus for removing the trace acidic gas in the indoor air has advantages of compact structure, small volume, low noise, easy installation, low energy consumption and excellent purifying effect.

The present disclosure relates to a wearable device for collecting EEG signals by using a flexible extensible electrode. The wearable device is characterized in that a flexible extensible electrode isintegrated on the wearable device; the flexible extensible electrode comprising a flexible extensible substrate layer, an electrode body and a wire drawn from the electrode body; the electrode body and the wire are arranged on the flexible extensible substrate layer; the flexible expandable electrode collects the EEG signal of the target object through the electrode main body and transmits the collected EEG signal to the acquisition device through the wire. The wearable device for collecting EEG signals by using the flexible extensible electrode can collect EEG signals of a detected person atany time and anywhere in the movement of the detected person, is convenient and simple to use, is convenient for the detected person to move, and can realize the collection of EEG signals for a longer time.

The invention relates to an ultrasonic lead-acid storage battery. The battery comprises a battery shell, a battery cover, a cluster group and at least one ultrasonic transducer, an accommodating cavity is formed in the top of the battery shell; a liquid outlet penetrating to the accommodating cavity is formed in the outer wall of the battery shell; a sealing plug is arranged in the liquid outlet;a plurality of insulating corrosion-resistant vibration strips are arranged at the bottom of the battery cover; the cluster group comprises a plurality of positive plates, a plurality of negative plates and a plurality of clapboards; the positive plates and the negative plates are stacked together in a staggered mode, the partition plates are arranged between the positive plates and the negative plates respectively, the cluster set is arranged in the containing cavity, the vibration strips are inserted between the positive plates and the partition plates and between the negative plates and thepartition plates respectively, and the ultrasonic transducer is arranged on the top face of the battery cover. Lead sulfate crystals on the surface of the battery plate are prevented by utilizing high-frequency ultrasonic oscillation, so that the battery plate is in full and comprehensive contact with an electrolyte, the attenuation of the electric power storage performance of the storage batterycan be greatly relieved, and the service life of the storage battery is prolonged.

The invention relates to the field of new edible mushroom cultivation techniques, in particular to a method for shortening a cultivation period of needle mushroom during production. The method comprises the following steps of: with grains as a main raw material, preparing a culture matrix, wherein the grains are rich in nutrition, the culture matrix made of the grains is hardened so that inoculated strains can be easily dispersed and can penetrate into the culture matrix; inoculating by utilizing liquid strains, wherein the cultivation period of the liquid strains is short, the inoculation operation is convenient and fast; and carrying out shaking, clamping and other measures on the culture matrix in a bottle after inoculating so that the inoculated liquid strains are in full contact with the culture matrix in the bottle and cultivated hypha can fully grow in the bottle after 10-20 days. Through the embodiment of the invention, the whole period of the preparation of the mushroom culture matrix only need 25-27 days, but the whole period of the preparation of the mushroom culture matrix by the traditional method needs three months nearly, thus the production efficiency is largely improved; in addition, compared with the traditional method, the method has the advantages that the cultivated needle mushroom is two stubbles more than needle mushroom cultured by the traditional method and the utilization rate of the field is largely improved; and the method disclosed by the invention is more beneficial to industrial, intensive and extensive production of needle mushroom.

The invention discloses a preparation method of a soybean protein peptide. The preparation method comprises the following steps of firstly, selecting a raw material powdery soybean protein isolate, and then sending the selected powdery soybean protein isolate into water to be dissolved; pretreating a dissolved soybean protein isolate solution, and then adjusting the pH of the soybean protein isolate solution; sending the pH-adjusted soybean protein isolate solution into a container for enzymolysis. By means of the preparation method of the soybean protein peptide, firstly, the solution is subjected to high-pressure and ultrasonic treatment, the structure of the soybean protein is changed, the better and more comprehensive contact between an enzyme and a substrate is promoted, the reactionprocess is accelerated, the time for extracting the soybean protein peptide is shortened, the antioxidant effect of the soybean protein peptide is improved, the temperatures of various positions of the solution during enzyme deactivation are equal, the energy loss is small, the energy is saved, the loss of nutrients can be reduced at last, the storage time of the soybean protein peptide is prolonged, and the better use prospect is brought.

The invention discloses a drying device for honeysuckle, and belongs to the field of drying equipment. The drying device comprises a drying box of a cylindrical structure, the drying box comprises a box cover and a box body, the box cover is provided with an air outlet, a sieve plate is arranged in the box body, the side wall of the sieve plate is fixedly connected with the inner wall of the box body, a limiting hole is formed in the circle center of the sieve plate, and a cam mechanism is arranged below the sieve plate, the cam mechanism comprises a cam and a transmission wheel, and the cam is connected with the transmission wheel in an engaged mode; a motor for controlling the cam to rotate is arranged on the outer wall of the box body, a connecting shaft is arranged on the transmission wheel, a stopping sheet is arranged at the bottom end of the connecting shaft, the top end of the connecting shaft penetrates through the limiting hole and is located above the sieve plate, the connecting shaft is slidably connected with the limiting hole, a spring is arranged on the connecting shaft, and the spring is located between the stopping sheet and the sieve plate; and the top end of the connecting shaft is connected with a drying disc, a plurality of net holes are formed in the bottom of the drying disc, an air inlet is further formed in the bottom of the box body, and a heating element is arranged at the air inlet. Even drying can be ensured when the drying device is adopted to dry the honeysuckle.

The invention provides a loudspeaker box dust screen cleaning device capable of combining inertial dust collection with airflow lotion dust collection, and relates to the field of loudspeaker box cleaning equipment. The loudspeaker box dust screen cleaning device capable of combining inertial dust collection with airflow lotion dust collection comprises a supporting fixed housing, wherein the sidewall of the supporting fixed housing is spliced with a holding internal hollow fixing barrel; the side wall of the holding internal hollow fixing barrel is spliced with a lateral grip; the top of theinner wall of the supporting fixed housing is spliced with a dust-proof moisture-proof protecting case; the top of the supporting fixed housing is provided with a floating dust cleaning and removal mechanism. According to the loudspeaker box dust screen cleaning device capable of combining inertial dust collection with airflow lotion dust collection, one end of a rotary sliding rod is controlledby a driving motor to slide in a concave sliding ring to enable the rotary sliding rod to incline to one side of a jacking spring; after sliding, an overturning linkage rod is jacked under the elasticfunction of the jacking spring to drive a round knocking ball on the end part of the overturning linkage rod to knock the loudspeaker box dust screen, dust is separated from the dust screen due to the influence of inertia, and the dust removal efficiency of the loudspeaker box dust screen is effectively improved.

The invention relates to the technical field of kitchen appliances, in particular to an integral kitchen appliance with a water sink. The integral kitchen appliance comprises the water sink, a fixingsleeve, a crushing structure, a flushing structure, a shaking structure and a sealing structure. By installing the crushing structure at a water outlet at the bottom end of the water sink, large-particle sundries cleaned in the water sink can be crushed, so that the large-particle sundries can be prevented from directly entering a sewer to cause blockage of the sewer, and the goal of ensuring sewer smoothness is achieved; the crushing structure can synchronously drive the flushing structure to work while working; through the work of the flushing structure, the crushing structure can be subjected to flushing operation; by flushing the crushing structure, sundries or hair can be prevented from being adhered onto the crushing structure, so that the smashing structure can better perform crushing work; and through the arrangement of the flushing structure, a certain impact effect can be achieved on the sundries, so that the anti-blocking effect can be further achieved.

The invention relates to a method for preparing a sound-absorbing body with a sound-absorbing function, which comprises the following steps: (a) uniformly mixing first polyester staple fibers with fibers A; (b) carrying out opening and carding on the mixed fibers so as to form a fiber web; (c) carrying out needling and rolling on the fiber web so as to obtain fiber cotton; (d) uniformly scattering carbon particles on the surface of the fiber cotton; (e) laying a layer of first polyester staple fiber web on the carbon particles so as to obtain mixed fiber cotton; (f) putting the mixed fiber cotton in a drying oven to carry out heat treatment; (g) placing a piece of fabric or leather on the mixed fiber cotton subjected to heat treatment, and then extruding the obtained product by using a die, so that the sound-absorbing body can be obtained. According to the method, the used carbon particles have a strong adsorption function, and the carbon particles can be in contact with air through gaps among the fibers or gaps among the carbon particles and the fibers, so that the adsorption efficiency of the sound-absorbing body is improved. Adsorption experiments on formaldehyde prove that the adsorption efficiency of the sound-absorbing body is over 85%.

The invention relates to a group type voltage resistance test method, comprising: arranging an object cable in the conducting medium of a test container; using a voltage supply device to add voltage on the object cable; and detecting the faults of the cable. The group type voltage resistance test method is characterized by further comprises: arranging the cables in beam type; communicating the conductors at one end via conducting materials; paving steel balls of a certain thickness to form a steel bal layer in the test container as a conducting medium; arranging the cable of beam type into the test container, to immerse the detection part of the cable in the steel ball layer; connecting the high voltage end of the voltage supply device with the conductors of the cable, and plugging the grounded end of the voltage supply device into the steel ball layer in the container. The group type voltage resistance test method has scientific and reasonable design, simple operation, high detection efficiency and accurate detection, which has high innovation.

The invention discloses a mesh-cage fruit-vegetable drying box, which belongs to a drying box, and structure of which comprises a box body and a box door, wherein a mesh cage is arranged inside the box body, the front side of the mesh cage is provided with a mesh-cage door, the mesh cage is connected with a mesh-cage rotating driving device, the lower part of the mesh cage is provided with a box body soleplate, the box body on the upper part of the box body soleplate is provided with a dehumidifying port, the box body on the lower part of the box body soleplate is provided with a digital display device, a motor switch, a motor speed adjusting button and a heating tube adjusting switch, the digital display device, the motor switch and the motor speed adjusting button are respectively connected with a fan driving device and the mesh-cage rotating driving device, and the heating tube adjusting switch is connected with a heating tube. The mesh-cage fruit-vegetable drying box has characteristics that: contact surface between the body surface of fruits and vegetables and the hot air is continuously varied, so the hot air can be completely contacted with the fruits and the vegetables, the fast drying of the fruits and vegetables can be realized, the working efficiency can be improved, and the like.

The invention provides a solid-liquid mixed aluminum electrolytic capacitor that comprises an aluminum shell and a core body arranged in the aluminum shell, and that is characterized in that the corebody comprises a cylindrical structure formed by winding a first electrolytic paper or a first diaphragm, a negative electrode carbon foil, a second electrolytic paper or a second diaphragm and a positive electrode formed foil; one end of an anode guide pin is connected with the positive electrode formed foil; one end of a cathode guide pin is connected with the negative electrode carbon foil; theother ends of the anode guide pin and the cathode guide pin are exposed out of the aluminum shell,, conductive polymers are arranged on the surfaces of the first electrolytic paper or the first diaphragm, the negative electrode carbon foil, the second electrolytic paper or the second diaphragm and the positive electrode formed foil, and electrolyte is adsorbed on the first electrolytic paper or the first diaphragm and the second electrolytic paper or the second diaphragm. According to the invention, the capacity extraction rate is high, the ESR is ultralow, and the capacity attenuation is low.

The invention belongs to the technical field of soil treatment, and provides a treatment device for soil treatment. The treatment device comprises a base, wherein a main crushing body and a mixing part are arranged on the base; the main crushing body conveys crushed soil to the input end of the mixing part; a crushing assembly is arranged in the main crushing body and is used for crushing soil; the mixing part comprises a mixing cylinder, and the two sides of the bottom of the mixing cylinder are rotationally installed on the base through supporting rollers; a second driving roller and a firstdriving roller which rotate are respectively arranged at the bottom of the mixing part, the rotating directions of the second driving roller and the first driving roller are opposite, the second driving roller and the first driving roller intermittently drive the mixing cylinder to do reciprocating motion, and the rotating angles of the mixing cylinder driven by the second driving roller and thefirst driving roller are different; a spiral blade used for driving soil to move is arranged in the mixing cylinder, and the spiral direction of the spiral blade is the same as the direction of a larger rotation angle; and a liquid spraying plate used for spraying a liquid chemical to soil is also arranged in the mixing cylinder.

The invention discloses a dust removal cleaning device for plastic vehicle parts. The device comprises a cleaning frame body, an extrusion block, a cleaning agent cylinder, a cleaning device and a fixing device; the upper side of the cleaning frame body is connected with a top plate through an electric extension column; the cleaning agent cylinder is fixed above the cleaning frame body; the internal of the cleaning agent cylinder is connected with an extrusion plate; the cleaning device is connected with a rotating shaft; a water nozzle is arranged on one side of the cleaning device; a water pump is fixed on the left side of a water collecting tank; the fixing device is arranged on one side in the cleaning frame body, and is connected with a rotating handle through a connecting rod; and acontrol box is fixed on the left side of the cleaning frame body. The dust removal cleaning device for the plastic vehicle parts fixes the plastic vehicle parts on the fixing device for cleaning and removing the dirt, and can use the rotating handle for rotating the fixing device in the cleaning process to clean the plastic parts more thoroughly.

The invention relates to disinfection equipment, in particular to tableware disinfection equipment for catering, and solves the technical problem of providing the tableware disinfection equipment for the catering, which is short in disinfection time and capable of replacing a screen frame for disinfection. In order to solve the technical problem, the invention provides the tableware disinfection equipment for catering, which comprises a worktable, a disinfection mechanism, a fixing block, a second baffle plate, a disinfection box, a driving mechanism and the like; the disinfection mechanism is arranged at the bottom of the worktable, the disinfection box is connected at the top of the worktable, a first through hole is formed in the right side of the top of the disinfection box, a second through hole is formed in the upper side of the left wall of the disinfection box, the driving mechanism is arranged at the top of the disinfection box, and the screen frame is connected on the driving mechanism and located in the disinfection box. The invention designs the tableware disinfection equipment for catering, a first motor is arranged to drive the screen frame to rotate stably and rapidly, and the screen frame drives tableware to rotate, thereby being beneficial to the contact between a disinfection solution and the tableware.