38results about How to "Manufacturing technology requirements are low" patented technology

The invention relates to a three-dimensional force sensor which comprises a sensor body, a groove is arranged in the middle of the top of the sensor body, a force measurement platform is arranged in the groove, four vertical through holes with same dimension are evenly distributed at the bottom of the groove; a vertical adjusting screw is arranged at the lower part of each vertical through hole in a matching manner, a vertical one-dimensional force sensor and a vertical steel ball are further arranged in a vertical thread hole, a bottom surface positioning blind hole is arranged at the bottomsurface of the force measurement platform corresponding to each vertical steel ball, and most part of each vertical steel ball is correspondingly arranged in the bottom surface positioning blind hole; more than four horizontal through holes are evenly distributed on the side wall of the groove; and a horizontal adjusting screw is arranged at the outer end of each horizontal through hole in a matching manner, a horizontal one-dimensional force sensor and a horizontal steel ball are further arranged in the horizontal through hole in sequence, a side positioning blind hole is arranged on the side surface of the force measurement platform corresponding to each horizontal steel ball, and most part of the horizontal steel ball is correspondingly positioned in the side positioning blind hole. The three-dimensional force sensor is combined by 12 common one-dimensional force sensors, so that the structure is simple, and the requirement on the manufacturing technology is low.

The present invention relates to a method for preparing porous ceramics by using organic foamed microspheres as pore-forming agent and adopting hot press moulding process, and said method includes the following steps: firstly, utilizing paraffin melt solution to soak the treated organic foamed microspheres, then uniformly mixing the ceramic powder body and biological glass adhesive, hot press moulding, dewaxing, removing plastics and sintering treatment so as to obtain the invented product. The described organic foamed microsphers are polystyrene foam spheres, polyurethane sphere and polyvinyl chloride foam spheres. Said invention has the features of high porosity, three-dimensional communication and high specific surface area.

The invention provides a multilayer wiring substrate / multi-chip integration-based large port interconnection chip interconnection construction and physical realization method and relates to a multi-chip interconnection structure, a multi-chip interconnection structure construction method, multi-chip layout, substrate pin array partitioning and distribution, distribution of high-speed differential signal pin pairs, effective partition of substrate wiring and a partition method of the substrate wiring as well as a corresponding multi-chip interconnection chip device which are applicable to substrate integration. According to the invention, large-port interconnection chips can be effectively and equivalently realized based on substrate encapsulation size. Compared with a corresponding single-chip integration implementation method, the method of the invention can support multiple kinds of interconnection structures, and is compatible with interconnection sub-chips be of a variety of micro-system structures, can effectively utilize the characteristics of different functional interconnection sub-chips, and has better performance in implementation cost of the chips, scalability, flexibility, compatibility and the like; and at the same time, the method of the invention has lower requirements for manufacturing technology for realizing a required integrated circuit and can provide interconnection chips having different specifications and different number of ports, and can more flexibly adapt to market demands.

The invention discloses a method for collecting methanol from combustible ice, which is capable of preventing methanol leakage. The structure of a collection device is showed by the figure 1, and includes a work boat (1), a pipe (2), a collection device (3), a fence (4), the seafloor (5), the combustible ice to be exploited (6) and a counter weight (7). When in use, the collection device (3) is tightly attached to the seafloor; CO2 is injected into the collection device through the pipe; Ca(OH)2 or CaO powder is injected after the exploitation to neutralize the generated H2CO3.

The invention discloses a CO2-stripping process for urea with efficient condensation and low installation height and a high pressure tube condensation reactor. Problems of a traditional urea process are solved, including high civil construction framework, high device investment and hard operation, management and maintenance. With the specific high pressure tube condenser adopted, gas and liquid are separated, unreacted gas in the high pressure tube condensation reactor is directly sent to a scrubber, and simultaneously reacted liquid is sent to a synthesizing tower by a high pressure ejector. Compared with the traditional urea civil construction framework, the height of the framework of the process is lowered by 20-25m. The process has the advantages of simple modification, energy-saving property, lowered energy consumption, lowered investment, convenient operation and convenient maintenance and overhauling.

The invention discloses a method for preparing a bubble type hollow drug-delivery micro-needle through a tip dissolving method. The method for preparing a bubble type hollow drug-delivery micro-needleincludes the following steps that a metal micro-needle mold is processed and made by using a MEMS technology; a layer of 1 mm soluble micro-needle solution is poured on the surface of the metal micro-needle mold; the soluble micro-needle solution can be poured into the cavity of the micro-needle mold by vacuuming, and the redundant soluble solution on the surface of the mold is removed; the soluble solution can be dried to prepare a soluble tip layer; a PLA sheet is placed on the surface of the metal micro-needle mold, and heated to be in a melting state; melted PLA is poured into the cavityof the micro-needle mold through incomplete vacuuming, and a bubble type structure in a PLA layer is formed; a bubble micro-needle with a layered structure is obtained after cooling and demolding; thebacking layer of the micro-needle is subjected to polishing treatment so that bubbles of the backing layer explode; and a soluble layer of a micro-needle tip layer can be dissolved in skin, a remaining PLA bubble layer forms a hollow micro-needle drug-delivery channel, and the effect of continuous drug-delivery of a hollow micro-needle is achieved. The preparation process is simple and suitable for wide commercial use.

A platform-level electronic control system of a rail transit platform safety barrier system comprises a control system and a power system. The control system comprises headstock local control panels, tailstock local control panels, headstock wireless control receivers, tailstock wireless control receivers, wireless transmitters mastered by station personnel, headstock obstruction lights, tailstock obstruction lights, middle obstruction lights, end barrier indicating lights, end barrier stroke limit switches and a plurality of electric-barrier electronic control units arranged corresponding to groups of electric barriers. The power system comprises a power distribution cabinet, a UPS (uninterrupted power supply), a storage battery and an isolating transformer, and supplies power to the headstock local control panels and each electric-barrier electronic control unit. The platform-level electronic control system of the rail transit platform safety barrier system has the advantages of simple structure, low cost, simple interfaces and convenience in post maintenance and the like, has a wireless operation function and is more flexible and convenient to control.

The invention relates to a dual purpose large generating turning wheel unit for wind and wave. The dual purpose large generating turning wheel unit is mainly used for developing and utilizing pure wind energy in nature and water wave energy and wind and wave mixing energy greater than the pure wind energy. The dual purpose large generating turning wheel unit is used for realizing a large or extremely large power generating unit for a single machine. The dual purpose large generating turning wheel unit is technically characterized in that firstly, telescopic blades are designed, so that a blade folding technology is realized, and the problem that an existing fan blade machine is technically restricted and cannot be made into a large machine is solved; secondly, self-telescopic multi-blade turning wheels and an auxiliary blade shrinking device are designed, so that an automatic telescoping function for blades is realized, negative effects are greatly reduced, and the avoiding rate reaches five sixths; thirdly, a surpassing transmission ratchet mechanism is designed, so that the problem that different functions of folding and unfolding are needed when two turning wheel machines work simultaneously or respectively is solved, the transferring of power is guaranteed, and the technical requirements of the large or extremely large power generating unit for the single machine are met; fourthly, a floating platform and an automatic tracking mechanism for wind and wave are additionally designed, so that water floating and automatic wind and wave tracking for the generating running wheel unit are realized. The dual purpose large generating turning wheel unit is used for achieving low-carbon environmental protection and generating more electricity for our country.

The invention relates to a nonstandard electric guardrail of a rail transit station safety guardrail system, and the nonstandard electric guardrail comprises a group of electric guardrails and a group of electric control units; the group of electric guardrails consists of a right fixed guardrail, a left fixed guardrail, a right slide guardrail, a left slide guardrail, a right transmission mechanism, a left transmission mechanism, a right locking mechanism and a left locking mechanism. The electric control unit comprises an electric guardrail control unit and a local control box, the electric guardrail control unit and the local control box are respectively installed on one fixed guardrail and connected with each other through a cable, the electric guardrail control unit is arranged on a track side, and the local control box is arranged on a station side. The nonstandard electric guardrail has advantages of simplicity in structure, low cost, low maintenance expense, low requirement on installation environment of the station, simple interface, short project period, convenience in later maintenance and the like, also has a wireless operation function, saves labor, and is more flexible and convenient to control.

The invention relates to an airship with a novel hull structure. A hull comprises an airbag (1), a rope net (2) and a pneumatic mechanical shape (3). The rope net (2) encloses the airbag (1) therein by use of the closure property of the rope net, or the rope net (2) is mechanically connected with the airbag (1) through bonding or other connection manners. According to the invention, as the rope net and the pneumatic mechanical shape are additionally arranged outside the airbag, the load stress distribution of the airbag is effectively improved, requirements on the mechanical performance of the hull material are reduced, the airship can be manufactured to be larger, the positions of the load and other devices of the airship relative to the hull can be set more freely, and the requirements on the manufacturing technology of ultra-large airships are reduced.

The invention discloses a diabetic foot ulcers (DFC) external medicine, and relates to the technical field of medical preparations containing traditional Chinese medicinal herbs. The DFC external medicine is medicinal liquor prepared from the following traditional Chinese medicine compositions in parts by weight: 2-5 parts of unprocessed semen strychni, 2-5 parts of unprocessed radix aconiti sinensis, 2-5 parts of unprocessed radix aconiti agrestis, 3-6 parts of radix et rhizoma rhei, 4-6 parts of dahurian loosestrife herb with root, 4-6 parts of folium ilicis chinensis, 180-230 parts of rhizoma zingiberis recens and 180-230 parts of mung bean; the medicinal liquor is prepared by brewing 1900-2300 parts of baijiu with a degree of 50-65. The DFC external medicine disclosed by the inventionhas the efficacy of relieving swelling and pain, disinfecting, activating blood, dissipating blood stasis, eliminating putridity and engendering flesh, and has a remarkable effect on curing DFC; compared with a plaster preparation and a powder preparation, a liquor preparation is convenient to administer; a clean operation during medicine change is convenient and rapid; the medicine is simple in preparation; the used traditional Chinese medicines are common medicines, have no need to be prepared; there is no high requirement for manufacturing technologies, and patients can make by themselves;there is little toxic or side effect.

The invention discloses a magnetic drive micro-motion amplifying snake robot. The snake robot comprises a snake head, a snake body and a snake tail, wherein the snake head, the snake body and the snake tail are connected with one another, and the snake head and the snake body as well as the snake body and the snake tail are connected through cross shafts; the snake head comprises a streamline snake head front part, a binocular vision camera arranged on the two sides of the snake head front part, a horizontal snake head top plate connected with the snake head front part, a snake head rear platevertically connected with the rear end of the snake head top plate and a snake head bottom plate vertically connected with the snake head rear plate and located below the snake head top plate, and torsion driving units connected with the snake head rear plate are arranged on the snake head top plate and the snake head bottom plate; the snake body comprises a plurality of snake body mechanisms, the snake body mechanisms are connected with one another through the cross shafts, and comprise snake body driving units and the torsion driving units; and the torsion driving units comprise linear magnetic servers and first micro-motion proportional amplification assemblies, and the snake body driving units comprise linear magnetic server sets and second micro-motion proportional amplifying assemblies. The snake robot has the advantages that the structure is simple and compact, the cost is low, and the snake-shaped movement mode can be realized.

The invention relates to an optical fiber baroceptor and a preparation method thereof, in particular to a vernier sensitization optical fiber baroceptor combined with a coating technology and a preparation method of the vernier sensitization optical fiber baroceptor. The invention relates to a vernier sensitization optical fiber barometric sensor combined with a coating technology. The vernier sensitization optical fiber barometric sensor comprises a broadband light source, a spectrum analyzer, a 3-dB coupler, a microcavity FPI-1 and a microcavity FPI-2. The preparation method comprises the following steps: A, preparing the microcavity FPI-1; b, a microcavity FPI-2 is prepared; and C, connecting the micro-cavity FPI-1 and the micro-cavity FPI-2 in parallel, respectively connecting the micro-cavity FPI-1 and the micro-cavity FPI-2 with two ports of a 3dB coupler through optical fibers, and respectively connecting the output end of the broadband light source and the input end of the spectrum analyzer with one port of the 3dB coupler through optical fibers. The sensitivity of the vernier sensitization optical fiber barometric sensor combined with the coating technology is 22.98 times that of a single air cavity optical fiber barometric sensor, and the sensitivity of air pressure detection is greatly improved.

The invention belongs to the field of fan blade of turbofan engine, relating to an aeroengine hollow fan blade. The blade is a combined structure composed of a blade main body and a local panel, the blade main body comprises a blade body and a complete tenon, one side of the blade body is provided with a groove at the center, the edge of the blade body is solid, the local panel is a curved flat plate corresponding to the shape of the groove area of the blade main body, and the ribs of the groove on the blade body of the blade main body and the edge of the groove area are welded with the localpanel to form the hollow blade. Compared with the conventional titanium alloy hollow fan blade manufacturing scheme, the invention has the outstanding advantage of simple manufacturing process, and the blade use safety is also effectively improved. Compared with solid blade, the weight of the blade of the invention is obviously reduced.

The invention discloses a hose container for accommodating toothpaste. The hose container for accommodating the toothpaste comprises a body and caps; at least two independent hoses are connected into a whole to form into the body; every independent hose is provided with the toothpaste outlet which is provided with a cap. The hose container for accommodating the toothpaste has the advantages of being capable of accommodating two different or same composition or different flavors of toothpaste simultaneously to meet the personalized needs for toothpaste use of individuals or multiple users, reducing the occupied space and garbage after use, being environmentally friendly and being capable of effectively reducing mutual cross infection which may cause oral diseases due to the fact that the same toothpaste outlet is often touched by toothbrushes of different people.

The present invention provides a topologically protected Mach-Zehnder interferometer. The interferometer is integrated with two-dimensional topological photonic crystal waveguides, including two valley photonic crystals with different topological indices. The Mach-Zehnder interferometer has the characteristics of unidirectional transmission, immune backscattering, immune defect, and compatibility with a variety of substrate materials. It is efficient and robust, and can avoid fabrication while maintaining high efficiency output Interference caused by defects, stable work. It provides an efficient and stable implementation method of photonic crystal MZI for future all-optical networks, biosensing, and spectral analysis.

The invention discloses a CO2-stripping process for urea with efficient condensation and low installation height and a high pressure tube condensation reactor. Problems of a traditional urea process are solved, including high civil construction framework, high device investment and hard operation, management and maintenance. With the specific high pressure tube condenser adopted, gas and liquid are separated, unreacted gas in the high pressure tube condensation reactor is directly sent to a scrubber, and simultaneously reacted liquid is sent to a synthesizing tower by a high pressure ejector. Compared with the traditional urea civil construction framework, the height of the framework of the process is lowered by 20-25m. The process has the advantages of simple modification, energy-saving property, lowered energy consumption, lowered investment, convenient operation and convenient maintenance and overhauling.

The invention discloses a light source assembly which comprises a support and a field emission light source. In addition, the invention further provides a lamp. The lamp comprises a plurality of light source assemblies. The multiple light source assemblies are pairwise connected end to end by clamping clamping parts and matching parts on the supports, the lamp accordingly has a large light emitting area, and therefore when the lamp is manufactured, the light source assemblies can be firstly and independently produced. Due to the fact that the light emitting area of each light source assembly can be manufactured to be small, the requirements for the manufacturing technology can be reduced, and the technology can be simplified. After obtained, the multiple independent light source assemblies are spliced and assembled to form the lamp by clamping the clamping parts and the matching parts, pins of the prior light source assembly are contained in and electrically connected with pin insertion openings of the later light source assembly, and therefore the light source assemblies are connected in parallel. The lamp is accordingly simple in structure and convenient to manufacture, and the high luminance can be achieved.

The invention relates to a three-dimensional force sensor which comprises a sensor body, a groove is arranged in the middle of the top of the sensor body, a force measurement platform is arranged in the groove, four vertical through holes with same dimension are evenly distributed at the bottom of the groove; a vertical adjusting screw is arranged at the lower part of each vertical through hole in a matching manner, a vertical one-dimensional force sensor and a vertical steel ball are further arranged in a vertical thread hole, a bottom surface positioning blind hole is arranged at the bottomsurface of the force measurement platform corresponding to each vertical steel ball, and most part of each vertical steel ball is correspondingly arranged in the bottom surface positioning blind hole; more than four horizontal through holes are evenly distributed on the side wall of the groove; and a horizontal adjusting screw is arranged at the outer end of each horizontal through hole in a matching manner, a horizontal one-dimensional force sensor and a horizontal steel ball are further arranged in the horizontal through hole in sequence, a side positioning blind hole is arranged on the side surface of the force measurement platform corresponding to each horizontal steel ball, and most part of the horizontal steel ball is correspondingly positioned in the side positioning blind hole. The three-dimensional force sensor is combined by 12 common one-dimensional force sensors, so that the structure is simple, and the requirement on the manufacturing technology is low.

The invention relates to a dual purpose large generating turning wheel unit for wind and wave. The dual purpose large generating turning wheel unit is mainly used for developing and utilizing pure wind energy in nature and water wave energy and wind and wave mixing energy greater than the pure wind energy. The dual purpose large generating turning wheel unit is used for realizing a large or extremely large power generating unit for a single machine. The dual purpose large generating turning wheel unit is technically characterized in that firstly, telescopic blades are designed, so that a blade folding technology is realized, and the problem that an existing fan blade machine is technically restricted and cannot be made into a large machine is solved; secondly, self-telescopic multi-blade turning wheels and an auxiliary blade shrinking device are designed, so that an automatic telescoping function for blades is realized, negative effects are greatly reduced, and the avoiding rate reaches five sixths; thirdly, a surpassing transmission ratchet mechanism is designed, so that the problem that different functions of folding and unfolding are needed when two turning wheel machines work simultaneously or respectively is solved, the transferring of power is guaranteed, and the technical requirements of the large or extremely large power generating unit for the single machine are met; fourthly, a floating platform and an automatic tracking mechanism for wind and wave are additionally designed, so that water floating and automatic wind and wave tracking for the generating running wheel unit are realized. The dual purpose large generating turning wheel unit is used for achieving low-carbon environmental protection and generating more electricity for our country.

The invention discloses a color belt tensioning mechanism of an intelligent card lithoprint device. The color belt tensioning mechanism comprises a coil spring and a rotating control mechanism fixedly connected with the coil spring; and the rotating control mechanism comprises a rotating connecting cylinder and a tensioning control assembly for limiting a color belt. The rotating connecting cylinder is internally provided with a fixed sleeve; the fixed sleeve is coaxially arranged outside a winding and unwinding driving shaft of the color belt; the rotating connecting cylinder is rotatably connected to the fixed sleeve; the tensioning control assembly is fixedly connected to the rotating connecting cylinder; and the inner end of the coil spring is fixedly connected to the fixed sleeve, and the outer end of the coil spring is fixedly connected with the rotating connecting cylinder. The color belt tensioning mechanism is simple in structure, low in production technology requirement, and easy to assemble, and the tension force of the color belt can be kept to be constant.

The invention discloses a method for preparing a bubble type hollow drug-delivery micro-needle through a tip dissolving method. The method for preparing a bubble type hollow drug-delivery micro-needleincludes the following steps that a metal micro-needle mold is processed and made by using a MEMS technology; a layer of 1 mm soluble micro-needle solution is poured on the surface of the metal micro-needle mold; the soluble micro-needle solution can be poured into the cavity of the micro-needle mold by vacuuming, and the redundant soluble solution on the surface of the mold is removed; the soluble solution can be dried to prepare a soluble tip layer; a PLA sheet is placed on the surface of the metal micro-needle mold, and heated to be in a melting state; melted PLA is poured into the cavityof the micro-needle mold through incomplete vacuuming, and a bubble type structure in a PLA layer is formed; a bubble micro-needle with a layered structure is obtained after cooling and demolding; thebacking layer of the micro-needle is subjected to polishing treatment so that bubbles of the backing layer explode; and a soluble layer of a micro-needle tip layer can be dissolved in skin, a remaining PLA bubble layer forms a hollow micro-needle drug-delivery channel, and the effect of continuous drug-delivery of a hollow micro-needle is achieved. The preparation process is simple and suitable for wide commercial use.

The invention discloses a rail transit sliding type safety rail door machine control system. A power supply system comprises a power supply power distribution cabinet, a UPS, a storage battery and anisolation transformer. A control system comprises a crossing integrated control system, a video / audio monitoring system, a crossing on-site front-end equipment system, an optical fiber communication system, an automatic identification and alarm system and a rail transit platform electric railing switch. The system is simple in structure, and the system has the advantages of low requirements for manufacturing technology, low cost, low maintenance cost, low requirements for platform installation environment, simple interface, short project period, convenient later maintenance, bus control, strong expansion capability, reduction of field installation time, bus intelligent control of state indicating lamps, change of a traditional cable control mode, resource saving, and improvement of subwayoperation line efficiency.

The invention relates to an independent and central control dual-purpose electric pulsator which has the benefits that by adopting an electromagnetic induction principle and providing a pulse signal, the alternate power on of coils in the pulsator and vertical opening of a valve body are realized, so that the pulsation requirement that vacuum and atmosphere appears alternatively during milking of a dairy cow is met; the independent and central control dual-purpose electric pulsator can used in combination with an electric pulsator controller and can also be independently used, the defects of a central control type electric pulsator and an independent electric pulsator are overcome, and the application is convenient; the technical requirements for manufacturing parts of the independent and central control dual-purpose electric pulsator are greatly reduced, the pulsatility is good, the power consumption is low, and the mounting and the maintenance are easy.

The invention relates to a forward and reverse rotating centrifugal turbine engine. An inner rotor is movably installed in the middle of a fixing rack of the engine. An oil supply pipe is arranged in the inner rotor. An outer rotor is movably installed outside the inner rotor. A wind inlet impeller is fixedly installed at one side of the outer rotor. An outer rotor air compression blade set is fixedly installed on the inner wall of the outer motor of the inner side of the wind inlet impeller. An outer rotor turbine is fixedly installed at the other side of the outer rotor. An inner rotor air compression blade set matched with the wind inlet impeller is fixedly installed on the portion, located at one side of the wind inlet impeller in the outer rotor, of the inner rotor. An inner rotor turbine is fixedly installed on the portion, located at the inner side of the outer rotor turbine, of the inner rotor. A combustor is fixedly installed on the rear outer edge of the inner rotor air compression blade set and communicated with an oil spray pipe. The oil spray pipe is communicated with the oil supply pipe. Static blades are omitted, the engine is greatly simplified, the weight is reduced, and the engine has the advantages of being simple in structure, small in size, low in manufacturing technology requirement, and not prone to surging.

The invention relates to an artificial lens. The artificial lens is characterized by comprising: an inner side lens, wherein the inner side lens has a first ultraviolet visible transmittance and is made from a first polymer; and an outer side lens, wherein the outer side lens is formed in a manner of coating the inner side lens, has a second ultraviolet visible transmittance and is made from a second polymer. According to the artificial lens, the multi-focus artificial lens is manufactured by using an inner packaging structure formed by two polymer materials with different ultraviolet visible transmittances, and the multi-focus artificial lens with fixed light transmittance can be easily achieved through a simple mold design structure.

Disclosed is a lining type concrete tank body forming device, which comprises an external mold formed by assembling a plurality of templates. The lining type concrete tank body forming device is characterized in that an inner lining formed by assembling a plurality of lining plates is also included; lining plates are connected through fasteners, and after the inner lining is formed by assembling the lining plates, the folded edges of the lining plates are positioned in a casting cavity. A tank body of a lining type reinforced concrete anaerobic digestion tank is manufactured by adopting the device, not only the technical requirements of manufacture is low, the construction is simple and quick, the manufacture cost is low, the construction performed through professional staff is not required, and the construction can be carried out by users, but also the tank body of the reinforced concrete anaerobic digestion tank with glass reinforced plastics or plastic insulating inner lining has advantages of good mechanical property, sealing property, acid and alkali resistances, anti-corrosion property and insulating property, so the invention can completely meet various technical requirements of the anaerobic digestion tank.

The invention relates to a nonstandard electric guardrail of a rail transit station safety guardrail system, and the nonstandard electric guardrail comprises a group of electric guardrails and a group of electric control units; the group of electric guardrails consists of a right fixed guardrail, a left fixed guardrail, a right slide guardrail, a left slide guardrail, a right transmission mechanism, a left transmission mechanism, a right locking mechanism and a left locking mechanism. The electric control unit comprises an electric guardrail control unit and a local control box, the electric guardrail control unit and the local control box are respectively installed on one fixed guardrail and connected with each other through a cable, the electric guardrail control unit is arranged on a track side, and the local control box is arranged on a station side. The nonstandard electric guardrail has advantages of simplicity in structure, low cost, low maintenance expense, low requirement on installation environment of the station, simple interface, short project period, convenience in later maintenance and the like, also has a wireless operation function, saves labor, and is more flexible and convenient to control.