284results about How to "Avoid mutual contact" patented technology

The invention relates to a flexible electronic pressure sensing device capable of sensing a large area and being manufactured at low cost and a manufacturing method thereof. The device comprises multiple layers of flexible films, a plurality of electrodes, a plurality of sensing blocks and a plurality of bumps, wherein the flexible films are arranged at intervals to define two spaces; the electrodes and the sensing blocks are arranged on the flexible films and positioned in one space; and the bumps are arranged on the flexible films and positioned in the other space. The air in the spaces maintains a relative distance between two flexible films which are provided with the electrodes and the sensing blocks. In case of deformation, the flexible electronic pressure sensing device can avoid error sensing signals caused by the mutual contact of the sensing block and the electrode or two sensing blocks respectively arranged on different flexible films. In addition, the invention also relates to the method for manufacturing the flexible electronic pressure sensing device.

The invention discloses a fluidized oxidation roasting-fluidized reduction roasting system and roasting process for titaniferous iron concentrate. The fluidized oxidation roasting-fluidized reduction roasting process for the titaniferous iron concentrate comprises the following steps of: performing oxidation roasting on titaniferous iron concentrate powder by adopting a fluidized bed oxidation reactor; enabling the oxidized powder to enter a fluidized bed reduction reactor and performing reduction roasting; cooling the reduced powder through a fluidized bed cooler; firstly burning tail gas exhausted from the fluidized bed reduction reactor in a combustion chamber so as to release the latent heat of unreacted reduction gas in the tail gas; mixing gas after burning with tail gas exhausted from the fluidized bed oxidation reactor; and then, entering a multi-stage cyclone preheater to exchange heat with the titaniferous iron concentrate powder to recover heat. The fluidized oxidation roasting-fluidized reduction roasting system for the titaniferous iron concentrate, disclosed by the invention has the advantages that the reaction efficiency is high; the heat can be fully utilized; the roasting process is good in economic efficiency and is suitable for large-scale continuous industrial production.

The present invention is granular electrode catalyst stuffing for 3D electrode reactor and its preparation process. The electrode catalyst stuffing consists of modified active carbon 60-70 wt% and film coating active carbon 40-30 wt%. The modified active carbon is prepared with active carbon through acid or alkali modification, oxidizing modification and metal supporting modification; and the film coating active carbon is prepared with active carbon through acid or alkali modification and soaking in cellulose acetate solution. The 3D granular electrode stuffing is used in waste water treatment, and has the advantages of great adsorption capacity, fast reaction speed, stable treating effect, etc.

The invention discloses a system for oxidizing roasting-reducing roasting of titaniferous iron concentrate and a roasting process. A fluidized bed oxidation reactor is adopted for the oxidizing roasting of the titaniferous iron concentrate; the oxidized titaniferous iron concentrate enters a fluidized bed reduction reactor for reducing roasting; the reduced titaniferous iron concentrate is sequentially and spirally cooled by a cyclone cooler and water cooling and then enters a downstream section; and reduced coal gas is firstly subjected to heat exchange by the cyclone cooler, then preheated by a coal gas preheater, and enters a reducing furnace, latent heat of unreacted reducing gas in tail gas exhausted from the fluidized bed reduction reactor is firstly released through combustion in a combustion chamber, and hot flue gas generated by the combustion is mixed with the tail gas exhausted by the fluidized bed oxidation reactor and then enters a multi-stage cyclone preheater to exchange heat with the titaniferous iron concentrate for heat recovery. The system disclosed by the invention has the advantages of high reaction efficiency, full heat utilization, good economical efficiency in the roasting process and the like, and is suitable for large-scale continuous industrial production.

The invention discloses soft magnetism composite powder and a preparation method of the soft magnetism composite powder. The soft magnetism composite powder is the composite powder which has two layers of inorganic insulation coating structures, the inner core of the composite powder is magnetic particles of FeSiAl or FeSi, SiO2 in a network state is coated on the outer layer of the magnetic particles, and nanocrystalline B2O3 is coated outside the SiO2. The preparation method of the soft magnetism composite powder comprises the following steps: (1) preparing magnetism SiO2 core-shell structural powder; (2) uniformly mixing the magnetism SiO2 core-shell structural powder prepared in the step (1), borate N-butyl, absolute ethanol, polyethylene glycol and deionized water, dropwise adding acetic acid, adjusting the potential hydrogen (pH) value of the mixed solution to be 5-6, stirring the mixed solution for 1-5 hours at the temperature of 40 DEG C-80 DEG C till a complete reaction is achieved, and drying the mixed solution at the temperature 40 DEG C-100 DEG C till the weight is constant; and (3) calcining the dried powder at the temperature of 400 DEG C-500 DEG C for 1-2 hours under the protective atmosphere. The soft magnetism composite powder prepared through the method has a good physical performance and a good magnetic performance. Due to the fact that a B2O3 film is coated outside the SiO2 shell layer, the magnetic powder is enabled to have a crack self-healing capability under the condition of high temperature, the electrical resistivity of a magnetic powder core is improved, and the eddy-current loss of materials is reduced.

The invention provides a glass substrate cutting system. The glass substrate cutting system comprises an upstream suction platform, a movable device, an upper cutter head and a lower cutter head, wherein a downstream suction platform is arranged in front of the upstream suction platform at interval and is used for receiving a finished-product part cut from a glass substrate; the movable device is used for pushing the glass substrate to move from the upstream suction platform to the downstream suction platform; the upper cutter head and the lower cutter head are arranged between the upstream suction platform and the downstream suction platform. The glass substrate cutting system further comprises an unloading device arranged between the upstream suction platform and the downstream suction platform; the unloading device comprises a vacuum pump, a suction plate provided with a through hole, and a displacement component connected with the suction plate, wherein the bottom of the suction plate is connected with an adsorption cavity; the adsorption cavity is respectively communicated with the through hole and the vacuum pump so that a residual material part placed on the surface of the suction plate is adsorbed on the suction plate; and the displacement component is used for driving the suction plate adsorbed with the residual material part to rotate, so as to remove the residual material part. According to the glass substrate cutting system, the scratches of a cutting face of the glass substrate cutting system can be effectively avoided and the quality of a cut finished-product is improved.

The invention discloses a magnetic separator for a high frequency RFID electronic label. The magnetic separator comprises, by weight, 100 parts of magnetic powder, 5-20 parts of binder, 1-10 parts ofplasticizer, 1-10 parts of alkaline solution, 0.1-5 parts of coupling agent, 0.1-5 parts of dispersant and 150-350 parts of solvent. The invention further discloses a preparation method of the magnetic separator for the high frequency RFID electronic label. The magnetic separator is advantaged in that the magnetic powder is made to more easily combine with the coupling agent, an insulation layer is formed on the surface of the sheet-shaped magnetic powder, mutual contact among the magnetic powder is effectively prevented, and good dispersibility, simple process, easy control, high production efficiency and continuous production are realized.

The invention provides a wire winding frame, an electric motor and a wire winding method of an electric motor stator. The wire winding frame is sleeved on a stator core provided with a plurality of magnetic pole groups and comprises a frame body, and a routing wire chase composed of a girth sheet and lug bosses is arranged at one end of the frame body, wherein, each lug boss is provided with a projection as well as an incoming line plane and an outgoing line plane which are arranged on two sides of the projection; height difference exists among the incoming line planes of the lug bosses on the magnetic pole groups; the height difference also exists among the outgoing line planes of the lug bosses on the magnetic pole groups. The wire winding method comprises the coiling step of the windings of the magnetic pole groups, wherein, the wire-routing parts which connect winding main-bodies are arranged in the routing wire chase in a mutually separate manner. The wire winding frame, the electric motor and the wire winding method of the electric motor stator can prevent the wire-routing parts of stator windings from contacting mutually, avoid the phase fault among the stator windings, and increase the reliability for the operation of the electric motor.

The invention mainly discloses a packaging structure of a strip line radio-frequency unit, comprising a reflection board and a cover cap, wherein the cover cap and the reflection board are installed stably and fixedly in the form of at least two point contact; the cover cap forms a groove-shaped cavity which is used for accommodating the strip line radio-frequency unit which is fixedly installed on the reflection board, and the cover cap is provided with at least two connection ports which are used for connecting external cables with the cover cap and connecting the external cables with the strip line radio-frequency unit electrically after the external cable passes through the cover cap. The packaging structure is used for packaging power division networks / high-pass networks / low-pass networks / band-pass networks / duplexing networks / combiner networks to form a strip line power divider / a strip line high-pass filter / a strip line low-pass filter / a strip line band-pass filter / a strip line duplexer / a strip line combiner and other strip line radio-frequency units correspondingly. Due to the adoption of a point contact installation mode for the cover cap and the reflection board in the packaging structure, the formed device has preferable passive intermodulation indexes; and the packaging structure is simple in structure, easy to assemble, saved in materials, and beneficial to large-scale batch production.

PCT No. PCT / JP97 / 00164 Sec. 371 Date Sep. 23, 1997 Sec. 102(e) Date Sep. 23, 1997 PCT Filed Jan. 24, 1997 PCT Pub. No. WO97 / 27337 PCT Pub. Date Jul. 31, 1997A method for operating a shaft furnace which comprises charging the furnace with an iron source having a low degree of metallization and thus requiring reduction, an iron source having a high degree of metallization and thus requiring nothing but melting, and a solid fuel, and blowing an oxygen-containing gas at ordinary or higher temperature up to 600 DEG C. into the furnace through tuyeres to reduce and melt the iron sources. The optimal values of eta co (gas utilization factor) are determined from the average degree of metallization of the iron sources, and the shaft furnace is controlled so that the effluent gas from the furnace has the optimal eta co values. The control is accomplished by regulating the height of the charge, regulating the height of the coke bed, etc., using multistage tuyeres, and radially partitioning the charge. Thus, the iron sources can be efficiently reduced and melted at a low fuel ratio.

The invention discloses a feeding mechanical arm for a timber rounding machine. The mechanical arm has the advantages that the automation degree is high, feeding is convenient, the efficiency and thesafety are improved, the time-saving and labor-saving effects are achieved, the grabbing space is saved, the grabbing precision is improved, and the problems of unstable grabbing gravity center, easiness in sliding and the like are solved. The feeding mechanical arm for the timber rounding machine comprises a paw structure for grabbing round logs and a standard six-degree-of-freedom mechanical arm, wherein the paw structure comprises a flange plate, a connecting piece, angle iron, a guide rail, racks, a paw groove, a paw and a fastening paw; and the six-degree-of-freedom mechanical arm comprises a mechanical arm base, a waist rotating seat, a big arm, an elbow joint, a small arm and a wrist part, wherein the mechanical arm base is connected with a feeding mechanism. During work, the mechanical arm is moved to a designated position according to a signal, the two racks are adjusted in relative distance according to requirements so as to adapt to the grabbing gravity center, the round logs are wrapped through the paw popped out after the semicircular paw groove covers the round logs, and the fastening paw is popped out to fix the round logs.

A paper discharge unit for an inkjet printer which ejects a sheet on which image printing is completed by an ink cartridge out of a printer main body. The paper discharge unit for an inkjet printer includes paper discharge rollers rotatably mounted in the printer main body to feed the printing-completed sheet out of the printer main body; and paper discharge guides disposed downstream of the paper discharge rollers in a direction the sheet is fed, and guiding upward the front end portion of the sheet ejected from the paper discharge rollers to prevent the rear end portion of the sheet from being lifted. Accordingly, the front end portion of the sheet is deformed by the paper discharge guides to restrain the end portion of the sheet facing a nozzle part of the ink cartridge from being in contact with the nozzle part when the sheet is ejected, so that image printing becomes possible up to the end portion of the sheet, to thereby improve the printing efficiency of the inkjet printer.

The invention provides a garden nursery stock breeding container. The garden nursery stock breeding container comprises an outer pot, an inner pot, positioning columns, root limiting holes, buckles, agap and a layer frame; a sleeve pot comprises the inner pot and the outer pot which sleeves the inner pot; the inner pot is of a double-petal structure, wherein one side of each petal of the double-petal type inner pot is hinged with each other the through a rotating shaft, and the other side of each petal of the double-petal type inner pot is clamped with each other through the buckles; twelve positioning columns of six rows are uniformly distributed on the outer side wall of the inner pot; and the limiting holes are uniformly formed in the wall of the inner pot. According to the invention,the double-layer sleeve pot is adopted, and the gap between the inner pot and the outer pot is convenient for watering, so that the impact on pot soil due to direct watering in the inner pot can be avoided, and the waiting time of watering is reduced. The inner pot and the outer pot are of detachable and independent structures, the inner pot can be directly taken out from the outer pot after nursery stocks are bred, and after the inner pot is opened, the nursery stocks are taken out and directly transplanted to land, so that damage to root systems of the nursery stocks can be avoided, the outer pot and the inner pot can be repeatedly used, and resource waste is reduced.

The invention discloses a body temperature detection system and method for simultaneously detecting multiple persons. The system comprises a data processing unit and a plurality of recognition and detection units; the data processing unit cooperates with the recognition and detection units to carry out the body temperature detection of a plurality of detected persons at the same time; each recognition and detection unit comprises a camera probe, an iris recognition probe, an infrared temperature measurement probe and an infrared distance measurement probe; the data processing unit comprises aprocessing module, an image acquisition module, a storage module, a display alarm module and a network communication module; the infrared temperature measurement probe is connected with a temperaturecompensation module; the camera probe is connected with the image acquisition module, and the processing module is connected with the image acquisition module, the iris recognition probe, the infrareddistance measurement probe, the storage module, the display alarm module and the network communication module. According to the invention, the system can automatically detect the body temperature ofa plurality of detected persons at the same time, and the technical problems that the detection persons are easily infected, the labor intensity of the detection persons is high, and false detection is easily caused are effectively solved.

The present invention provides an electric junction box capable of preventing the electric wire connecting portion of the terminal fitting and the electric wire fitted on the electric wire connecting portion from protruding from the box body, thereby realizing miniaturization. The electrical junction box (1) has a box body (2), a terminal fitting (3) and a side cover (4). The box body (2) has a terminal fitting portion (9) provided on the upper surface (2a) and a groove (14) recessed from the outer wall surface (13a). The terminal fitting (3) has an electrical contact portion (11) and a wire connection portion (15). The electrical contact portion (11) is fitted on the terminal fitting portion (9). The electric wire connection part (15) is fitted with electric wires (18). The box body (2) accommodates the electric wire connecting part (15) and the electric wire (18) in the groove (14), thereby assembling the terminal fitting (3) on the terminal fitting part (9). At this time, the longitudinal direction of the electrical contact portion (11) is parallel to the outer wall surface (13a). The side cover (4) is assembled on the box body (2) in the form of blocking the groove (14).

The invention provides latex abrasive base paper, which is prepared from the following raw materials in parts by weight: 30-50 parts of cornstalk fiber, 100 parts of high-density cotton linter pulp, 5-12 parts of polypropylene fiber, 20-40 parts of alkali-free glass fiber chopped strands and 3-8 parts of a ceramic fiber; the base paper is prepared from the following raw materials in parts by weight: 0.1-4 parts of amphoteric polyacrylamide, 0.2-0.8 part of modified starch light calcium carbonate, 0-0.2 part of polyoxyethylene with the molecular weight of 2500000 to 3000000, 0-0.2 part of an antifoaming agent and 5-10 parts of latex. The latex abrasive base paper has the characteristics of being good in abrasive resistance, good in flexibility and high in tensile strength.

The invention discloses a novel prestressed anchor cable outer anchor head multiple protection device and a fixing method thereof. The multiple protection device is arranged in a cement pier, and comprises a corrugated pipe arranged on the inner side of an anchor hole port; a steel strand is positioned in the corrugated pipe, and a free-section grouting pipe is additionally arranged in the corrugated pipe; a cushion plate is arranged in an outer port of the corrugated pipe; an exhaust pipe is arranged on the inner side of the cushion plate, and an anchor plate is arranged on the outer side; the steel strand penetrates through the anchor plate, and is fixed with the anchor plate; a buffer plate and a corrosion resistant oil storage tank are arranged on the outer side of the anchor plate; and the corrosion resistant oil storage tank is externally connected with an anchor head corrosion resistant oil way and an orifice section corrosion resistant oil way. An inner anchor head of a prestressed anchor cable and a steel strand harness body are put in an anchor hole; the corrugated pipe coats the outer periphery of the steel strand harness body, and is aligned and placed in the anchor hole by 1-2 m; the free-section grouting pipe and the exhaust pipe on the inner side of the outer end of the corrugated pipe are mounted, and a rubber plate is mounted on the interface between the cement pier and a body outer wall; the anchor head corrosion resistant oil way and the orifice section corrosion resistant oil way are mounted; the anchor plate is mounted on the outer side of the cushion plate; and the buffer plate and the corrosion resistant oil storage tank are mounted on the outer side of the anchor plate.

The present invention provides a cutting tool capable of reducing the amount of scrapped body parts and cutting heads and reducing vibration during cutting. A cutting tool (100) has a high-precision screw bushing (20) made of steel lower in rigidity than cemented carbide between a male thread portion (32) and a female thread portion (11). Thus, the external thread portion (32) and the internal thread portion (11) can be prevented from contacting each other, thereby reducing the loss of the thread teeth (33) of the external thread portion (32) and the thread threads (12) of the internal thread portion (11). In addition, since the rigidity of steel is lower than that of cemented carbide, it is possible to buffer the cutting head (30) against the main body by inserting a high-precision screw bushing (20) between the male thread portion (32) and the female thread portion (11). (10) Vibration.

The invention provides a cable trench and a cable trench drainage system, and belongs to the technical field of electric power facilities. The cable trench comprises a cable trench body, a drainage channel and a water collecting well, the cable trench body comprises a cable trench, a plurality of cable supports and a cable trench cover plate, the cable supports are arranged on the side wall of the cable trench, the cable trench cover plate is arranged on the upper portion of the cable trench, the drainage channel comprises a water inlet section, a bent pipe section and a water outlet section, one end of the water inlet section is communicated with the bottom of the cable trench, the other end of the water inlet section is communicated with one end of the bent pipe section, the other end of the bent pipe section is communicated with one end of the water outlet section, the other end of the water outlet section is communicated with the side wall of the water collecting well, and an anti-backflow device is arranged at the position where the side wall of the water collecting well is communicated with the water outlet section. The cable trench is good in sealing performance, cables are arranged in a layered and branched mode and can be arranged in order to facilitate laying and overhauling, meanwhile, the anti-backflow drainage system is arranged, accumulated water in the cable trench is reduced, and the cables are prevented from being damped and damaged.

An electrode (1) is provided with a board-shaped base member (3) and a plurality of ribs (5, 7) arranged on the board-shaped base member (3) at prescribed intervals. The base member (3) is curved or bent so as to improve rigidity against a bending moment, which is generated due to a load in a direction vertical to the base member, which is a direction vertical to the lengthwise direction and widthwise direction of the base member (3), and has an axis extending in the widthwise direction of the base member (3) as a center.

The invention discloses a multifrequency base station antenna and low frequency radiation units thereof, and each of the low frequency radiation units includes at least one radiation arm and a feedingBalun supporting and feeding the radiation arms, each of the radiation arms includes a first end connected with the feeding Balun and a second end connected with the first end and away from the feeding Balun, the second end sinks to from an enclosing cavity lower than a radiation surface of the low frequency radiation unit, and the enclosing cavity is used for arranging high frequency radiation units. The radiation arms of the low frequency radiation unit sink to form the enclosing cavity used for placing the high frequency radiation units, and thus the cross section size of the multifrequency base station antenna can be greatly reduced on the basis of not influencing a radiation characteristic of the multifrequency base station antenna.

The invention provides an indoor ventilation system. The indoor ventilation system comprises an air supplement end and an air exhaust end, wherein the air supplement end comprises a first air supplement pipeline, an efficient filter, an air supplement fan, an auxiliary electric heating device, a second air supplement pipeline and an air supplement outlet which are sequentially arranged; the air exhaust end comprises an air exhaust inlet, a first air exhaust pipeline, an air exhaust fan and a second air exhaust pipeline which are sequentially arranged; and the air outlet of the first air supplement pipeline and the air inlet of the second air exhaust pipeline are arranged in parallel. The indoor ventilation system further comprises a heat-pipe heat exchanger, wherein one end of the heat-pipe heat exchanger stretches into the air outlet of the first air supplement pipeline, and the other end of the heat-pipe heat exchanger stretches into the air inlet of the second air exhaust pipeline. Through the indoor ventilation system provided by the invention, the problem of mutual contact between exhausted air and supplemented air existing in a heat recovery manner adopted by a ventilation system in the related technologies is solved, and the mutual contact between the exhausted air and the supplemented air is avoided.

The invention relates to the field of water conservancy equipment, and discloses water quality sampling equipment for hydrological monitoring. The equipment comprises an operation floating platform, amain cylinder, a water taking cylinder and a water sample storage tank, wherein multiple sets of sleeve blocks are slidably arranged on the main cylinder from top to bottom in a sleeving mode, the main cylinder at the bottom of each set of sleeve blocks is sleeved with a limiting sleeve which is limited to move through a fastening bolt, the water taking cylinder of a cylindrical structure is fixedly installed on the right side wall of each sleeve block downwards, a water outlet is formed in the bottom of the partition plate and used for communicating a pressure cavity with a water conveying cavity, the upper portion of the left side wall of the water conveying cavity is communicated with a drainage pipe arranged in the middle in the main cylinder, a transverse piston plate is slidably connected into the pressure cavity, a set of vertical piston rods with the top ends penetrating through the top wall of the pressure cavity are fixedly installed in the middle of the top of the piston plate, a set of lantern rings are fixedly installed on the top of the piston rods backwards through connecting rods, the lantern rings are jointly sleeved with a set of vertical sliding rods in a sliding mode, fastening bolts are arranged on the rear sides of the lantern rings, and a set of adjusting screws coaxial with the sliding rods are fixedly installed at the top of the sliding rods.

A transport device for objects comprises a frame with a series of carriers that run mutually parallel and are pivotally coupled to an endless drivable moving track so as to enable displacement in a direction of displacement. At least some of the carriers comprise pusher shoes with guiding construction that are shiftable along the relevant carriers transversely of the direction of displacement using guide means arranged on the frame. The guiding construction comprises a guide pin with a guide body arranged thereon, wherein the guide pin comprises at least two portions of differing diameter, that the guide means comprise a guide channel in which the guide pin can engage, and that the depth of the guide channel progresses such that, at first engagement, the portion of the guide pin with the largest diameter engages in the guide channel, and with further engagement a portion with a smaller diameter.

The invention relates to a forest automatic fire prevention system. The system comprises tracks, the multiple tracks divide a forest circle into different areas, multiple smoke detection units are distributed in each area, each smoke detection unit comprises a signal projector, and each track is provided with a fireproof trolley; the front end of each fireproof trolley is provided with rotary cutting blades, one side of each fireproof trolley is provided with mud loosening planers, and the other side of the each fireproof trolley is provided with sprinklers; a ditch is arranged along each track, a water inlet pipe port of each sprinkler is located in the corresponding ditch; each fireproof trolley is internally provided with a diesel engine, each diesel engine provides power for the corresponding cutting blades, the mud loosening planers, the sprinklers and the fireproof trolley, each fireproof trolley is internally provided with a control panel, the top of each fireproof trolley is provided with a solar panel and a signal receiver, starting switches of each signal receiver and diesel engine are both electrically connected with the corresponding control panel, and each solar panelsupplies energy for a circuit in the corresponding control panel. The forest automatic fire prevention system has the advantages that the automation degree is high, and the fireproof effect is good.

The invention relates to particle electrode catalytic filler of a three-dimensional electrolysis-photocatalysis coupling reactor and a preparation method thereof. The particle electrode filler is prepared from TiO2 loaded activated carbon and film coated activated carbon, wherein a mass percent of the TiO2 loaded activated carbon is 70 to 80%, a mass percent of the film coated activated carbon is20 to 30%, the TiO2 loaded activated carbon is prepared by the steps of pretreating activated carbon by acid and base and loading a semiconductor, and the film coated activated carbon is prepared by the steps of pretreating activated carbon by acid and base and dipping the activated carbon by a cellulose acetate solution.