48results about How to "Not easy to overlap" patented technology

The invention discloses a composite material for visible light catalysis, a preparation method thereof and an application thereof in water treatment. A macroscopic visible light catalysis composite material is synthesized through a one-pot method, and the composite material can degrade and remove organic matters (such as organic dyestuff) in a water body. Specifically, firstly the one-pot method and a solvothermal method are firstly adopted to directly synthesize bismuth oxyiodide or bismuth oxyiodide/bismuth oxychloride to be loaded on a metallic nickel foam composite material through binary composite photocatalysis, and the composite material can be synthesized only by one step. The simple and convenient synthetic method greatly lowers the process difficulty and cost of synthesis, and provides possibility for further industrial promotion. Under the visible light, the composite material can realize high-efficiency removal of molecules of organic pollutants in the water body; and under the macroscopic condition of catalyzing light with a micro-nano size, the composite material takes advantage of the excellent conductivity of nickel foam to improve the overall performance of the composite material, and is convenient to recycle and reuse in use, thereby improving the comprehensive processing capacity of the material and prolonging the service life.

The invention discloses a culture device, a storage device and an experimental device for high-density array type cell growth cover glass. The culture device is provided with a slide plate (1), slotsin ordered arrangement are arranged on the slide plate (1), the depth of each slot (2) is 0.3-0.4mm, and a slide (3) which is matched with the bottom shape of the slot (2) is arranged in the slot (2).The storage device is provided with a bracket (6) which is provided with a plurality of openings (7) which are in ordered arrangement and are used for placing a round growth cover glass, the length of the opening (7) is smaller than the diameter of the round slide (3), the middle width of the opening (7) is bigger than that of two ends, and the width of two ends is 0.15-0.18mm. The experimental device is an experimental plate (8) which is provided with a plurality of grooves (9) which are in ordered arrangement and are used for placing the growth cover glass, the shape of the cross section ofthe groove (9) is matched with the shape of the slide (3), and the depth is 4-6mm. The invention has the advantages of convenient use, high efficiency, favourable identity and the like.

The invention relates to a water-tank-type cleaning machine with a bubble cleaning basket. The machine comprises a cover body, a water tank, the cleaning basket which is contained in the water tank and a rotation spraying arm. The cover body seals an opening of the water tank, a first air guide channel is formed in the bottom of the cleaning basket, and air outlets are formed in the first air guide channel; an air pump is arranged on the outer portion of the water tank and communicated with the first air guide channel, and the rotation spraying arm rotates relative to the water tank. The water-tank-type cleaning machine is characterized in that spraying holes in the rotation spraying arm are formed in the projection range of the first air guide channel. Compared with the prior art, the water-tank-type cleaning machine with the bubble cleaning basket has the advantages that bubbles from the air outlets of the first air guide channel exert application force to fruits and vegetables whichare gathered close to the side wall of the water tank in the rising or blasting process, the fruits and vegetables roll to the center of the water tank or upward, and 360-degree cleaning in all directions in the rolling process is achieved, so that the fruits and vegetables are cleaned more completely.

The invention provides an ultrasonic fingerprint identification device comprising a circuit board substrate which includes the circuit; a piezoelectric layer which is arranged on one surface of the circuit substrate; a first electrode which is arranged on one side surface of the piezoelectric layer away from the circuit substrate, wherein the thickness range of the first electrode is from 0.005 mum to 1 mum; and a second electrode which formed on the circuit substrate and in contact with the surface of the piezoelectric layer away from the first electrode, wherein the piezoelectric layer is electrically connected to the circuit through the second electrode. The invention also provides a preparation method of the ultrasonic fingerprint identification device and an electronic device using the ultrasonic fingerprint identification device.

The invention discloses cap-shaped nanometer graphite as well as a preparation method and an application thereof, and belongs to the technical field of nanometer material preparation and electrochemistry energy storage. The preparation method comprises the following steps of: firstly preparing a template agent capable of generating nonuniform carbon deposition under chemical vapor deposition atmosphere, generating cap-shaped nanometer graphite on the prepared template agent, and finally removing and drying the template agent so as to prepare the cap-shaped nanometer graphite. The prepared cap-shaped nanometer graphite is in a cap-shaped structure, the diameter of the widest part of the cap-shaped nanometer graphite is 6-1000nm, and the height of the cap-shaped nanometer graphite is 1/5-1/2 of the diameter of the widest part of the cap-shaped nanometer graphite, and the specific surface area of the cap-shaped nanometer graphite is 80-2000m<2>/g. The cap-shaped nanometer graphite served as an electrode material is used for manufacturing a supercapacitor, wherein the mass percent of the cap-shaped nanometer graphite to the supercapacitor is 20-40%; the preparation method disclosed by the invention has the advantages of simple operation, low cost and environment protection; the utilization rate of the specific surface area and the energy density of the prepared cap-shaped nanometer graphite are high; and the effect is good when the prepared cap-shaped nanometer graphite serving as the electrode material is used for manufacturing the supercapacitor.

The invention discloses a magnetic suction mechanism which has centralized magnetic force and good directionality; sucked rebars rarely cross-stack. The magnetic suction mechanism comprises a frame (1), a motor (2), a roller (3), and a plurality of rows of magnetic units, all evenly distributed on the periphery of the roller (3). The magnetic units (4) in each row are evenly distributed along the axial direction of the roller (3). Each magnetic unit (4) comprises a support (5) made of antimagnetic material, a plurality of magnets (6), and a cover (7) made of antimagnetic material admitting permeation of magnetism. Every support (5) is connected with the cylindrical surface of the roller (3). The magnets (6) are evenly arranged on the supports (5) from top to bottom. The covers (7) cover the supports (5) so as to cover the magnets (6).

Provided is an imaging module, which can be reduced in weight so that it can be stably held in an external structure and can acquire a highly precise image. The imaging module (10) comprises an imaging substrate (6) mounting an imaging element thereon, a resin holder (4) including a substrate fixing portion (4a) fixing the imaging substrate (6), a lens supporting cylinder (4b) supporting a lens (1) therein, and holding portions (4c) protruding from the substrate fixing portion (4a) to an object side and having through holes (4d) to be held by an external structure, a fixing member (5) made ofa metal and arranged on the object side of the substrate fixing portion (4a) of the holder (4), and a holding plate member (3) made of a metal and including a fixed area fixed on and electrically connected with the fixing member (5), and holding portion adjoining regions (3b) having through holes (3c) overlapping the peripheries of the through holes (4d) of the holding portions (4c) and leading to the through holes (4d). The imaging module (10) can be reduced in weight so that it can be stably held in the external structure and can acquire a highly precise image.

The invention discloses an array substrate, which comprises a flat layer and a composite electrode arranged on the flat layer, wherein at least one undercut structure is formed by the side surface ofthe edge of the composite electrode and the surface of the flat layer, the composite electrode comprises at least one metal electrode and at least one transparent electrode, and the metal electrodes and the transparent electrodes are alternately stacked.

The invention which belongs to the technical field of protective articles for coal mining discloses a preparation technology of a high strength net false roof for underground coal mining. The main technology is characterized in that: a mixture, which is composed of polypropylene, a fire retardant and an antistatic agent and is added to a mixer to be uniformly stirred, is filled into a preheated plastic extruder to extrude high strength guipures; the guipures are cooled, embossed and arranged on a welding frame; nodes of vertical high strength guipures and transverse high strength guipures are welded by an ultrasonic welding machine to form the high strength net false roof for underground coal mining; and the high strength net false roof is sheared by a polishing machine and rolled into roll shape and enters a storehouse after examination. According to the present invention, the high strength net false roof for underground coal mining prepared by the technology, which allows static electricity not easily to be generated by friction, flame resistance to be fine, rust-proof capability to be strong, construction and transport to be convenient and carrying ability to be strong, can be used to support a whole roadway roof, so joints are reduced, the work efficiency is improved, and the false roof effect is achieved when the false roof is pre-embedded in a coal seam when coal is mined layer by layer.

The invention discloses an efficient combined desulfurization and denitrification device and method, and belongs to the technical field of denitrification and devulcanization. According to the device and the method, through the arrangement of a double-layer pneumatic filter screen, the device and the method compared with the prior art have advantages that relatively thicker adsorbent particles can be laid, and after waste gas treatment is conducted for a period of time, different bidirectional air ports can be alternately inflated and deflated at intervals, so that the bulb plate part is continuously bulged and shrunken, and an upper variable net, in contact with adsorbent particles, in the double-layer pneumatic filter screen is driven to be continuously bulged and sunken, and therefore the effect that the adsorbent particles on the screen can be turned over and can be in full contact with waste gas; the relatively high utilization rate of the adsorbent particles can be guaranteed under the condition of relatively thick laying, meanwhile, the replacement frequency of the adsorbent particles can be effectively reduced, and the influence on the denitration and desulfurization efficiency is reduced.

Provided is a forming device for cylindrical reconstituted bamboo lumber. A mold of the forming device is composed of an upper formwork (7), a lower formwork (25) and end covers (18). A cylindrical cavity is formed by the upper formwork (7), the lower formwork (25) and the end covers (18) in a surrounded mode. A square window with the width being D and the length being larger than or equal to L is formed in the upper formwork, guiding plates (10 and 11) are arranged on the two long sides of the square window correspondingly, the distance between the inner walls of the two guiding plates is D, an arc pressing plate (9) is arranged between the two guiding plates, and a vertical feeding channel is jointly formed by the two guiding plates and the arc pressing plate. A driving roller set (6) inclining towards the square window is mounted above the mold, and a material pressing system is composed of a motor (21), a transmission part thereof and the arc pressing plate (9). A method for producing the cylindrical reconstituted bamboo lumber includes the first step of manufacturing triangular bamboo splits, the second step of drying, gluing and re-drying, the third step of mounting special equipment, the fourth step of feeding, the fifth step of pressing, the sixth step of solidifying and the seventh step of demolding and discharging. By means of the device and method for producing the cylindrical reconstituted bamboo lumber, raw bamboo is saved, the density is low and uniform, pressure is small, stability is good, and production cost is low.

The novel composite magnet is formed by combining two common magnets; and one ends with the same polarity of the two common magnets tightly close together, and the other ends with the same polarity ofthe two common magnets are arranged on the two sides so that the polarity on the two sides of the whole novel composite magnet can be same. Devices can be in mutual repulsion to achieve effects of uneasy overlapping by inlaying or implanting the novel composite magnet at the internals of the devices that need to be classified and sorted or the externals of the devices that need to be classified and sorted; and the novel composite magnet can make the device dispersedly attracted by iron and other paramagnetic substances, so that convenient sorting can be achieved.

The invention discloses an electric control system and method for slubby chenille yarn. The electric control system comprises a power supply circuit and a PLC system which is connected to the power supply circuit. The PLC system is connected to a spindle motor and a roller motor through a frequency changer and an alternating current contactor respectively, the output end of the spindle motor is provided with a speed sensor which is used for detecting the speed of the output end of the spindle motor, and the speed sensor is connected to the PLC system. By arranging the speed sensor at the output end of the spindle motor, it can be ensured that the roller motor is not stopped under the condition that the spindle motor is not stopped, the problem is avoided that when the roller motor is stopped, and the spindle motor continues to conduct twisting, so that twisting degree of cloth cover is uneven.

The invention discloses an energy-saving and environment-friendly wire drawing device which comprises a device body and a supporting base. A take-up carrier roller is fixed to the left end of the device body and connected with the device body in a transmission manner through a rotating bearing. The take-up carrier roller is connected with a rotating end of a motor in a transmission manner througha connecting belt. Two pneumatic telescoping columns are fixed to the upper end of the device body. A grinding device is fixed to the lower end of the device body. An upper base plate is fixedly connected with the telescopic ends of the two pneumatic telescoping columns. A lower base plate is fixedly connected with the lower end of the device body. A wire straining device is arranged at the left lower end of the device body. The telescopic rod end portion of a second electric telescoping rod is fixedly connected with a universal wheel through a hinge shaft. A solar cell panel is arranged at the upper end of the device body. The wire drawing device has the beneficial effects that people can adjust tightness of drawn wires conveniently at any time, wire breaking is avoided, mutual wire pressing and overlapping do not occur easily, moving and using are convenient, safe and stable performance is high, and the wire drawing device saves energy and is environmentally friendly.

The invention discloses a curtain fabric cleaning drum which comprises a drum body, a center column, a plurality of first partition plates, a plurality of second partition plates, a supporting frame,a plurality of first through holes and a plurality of second through holes. The drum body is provided with a cylinder, an opening is formed in the upper end of the cylinder, the first through holes are formed in the side wall of the drum body, the vertical center column is arranged at the center of the drum body, the first partition plates are radiated outwards and vertically fixed onto the centercolumn, the tail ends of the first partition plates are fixed on the inner wall of the drum body, the second through holes are formed in the first partition plates, the inner area of the drum body isdivided into a plurality of cleaning sub-areas by the first partition plates and the center column, a cleaning frame is arranged in each cleaning area and comprises two frames and a plurality of second partition plates, and the two frames are vertically distributed. According to the curtain fabric cleaning drum, the center column, the first partition plates and the second partition plates are matched with each other, so that a curtain fabric cannot be easily overlapped when being cleaned, cleaning effect is ensured, and the curtain fabric is more effectively cleaned up.

The invention discloses a method for detecting beta-nicotinamide mononucleotide. The method comprises the following steps: (1) chromatographic conditions: a chromatographic column: a filler is amino bonded silica gel; the mobile phase is obtained by mixing an inorganic phase and an organic phase; the detection wavelength is 190 to 280 nm; the detection flow rate is 0.8 to 1.2 ml/min; the column temperature is 25-35 DEG C; (2) preparing a sample to be tested and a control sample: weighing the beta-nicotinamide mononucleotide standard sample as the control sample, weighing the beta-nicotinamide mononucleotide crystal sample as the sample to be tested, and dissolving the sample to a constant volume by using a mobile phase; and (3) determination method: filtering the control sample solution and the test sample solution, injecting into a high performance liquid chromatograph, recording a chromatogram, and calculating the peak area. The detection method is not easy to coincide with other substances, and the separation degree is high; the linear relation is good in a wide range, and the method is suitable for accurate quantification of the NMN; direct sample loading is achieved, operation is easy and convenient, and time is saved; and the cost is low.