34results about How to "Have space" patented technology

The invention discloses a preparation method of an activated carbon adsorption film and a method for measuring bisphenol substances in wetland soil or sediment based on a thin-film diffusion gradient technique, and belongs to the fields of environmental sciences and earth sciences. According to the preparation method of the activated carbon adsorption film, the activated carbon adsorption film is prepared by mixing activated carbon as an adsorbent with agar, and then is overlapped on an agar diffusion film and a PTFE filter film to form a DGT device; after nitrogen introduction pretreatment, the DGT device is put into the wetland soil or the sediment to be tested for 24 hours, and then the activated carbon adsorption film is taken out and eluted by use of an eluent which is the mixed solution of methanol and sodium hydroxide; next, the adsorbing capacity of the bisphenol compounds in the adsorption film is measured and the concentration of the bisphenol substances in the wetland soil or the sediment is calculated according to the Fick's first law of diffusion. The preparation method of the activated carbon adsorption film is simple in process, the adsorbent is even in distribution, the adsorbing capacity is high and the quality guarantee period is long; the DGT technique based on the adsorption film is simple and easy to operate and the testing result is representative, and therefore, the DGT technique is suitable for in-situ detection of the bisphenol substances in the wetland soil or the sediment.

The invention discloses a genetic operation arithmetic operator applied to a production scheduling system and based on order structure, which can select, cross and variate the solution selectivity in the feasible solution pool and the infeasible solution pool to obtain diverse genetic solution, thus providing a basis for the afterward scheduling optimization. Such genetic operation arithmetic operator processes in a crossed variation manner the order scheduling of complicated processes of multilayer BOM structure, and maintains the BOM structure of products in the process of genetic operations so as to simplify the design of genetic arithmetic, the optimization is not restrained by the limiting conditions. And the selective arithmetic operators lead the cluster to select the superior and eliminate the inferior for evolution, or the genetic arithmetic searches for guiding local extreme points, which promotes the effect and speed of astringency of the genetic arithmetic to a large extent.

The invention relates to a car light unit and a car light. The car light unit is capable of converting an LED (Light Emitting Diode) light source to a linear light emitting state and combining into the car light. The light car unit can comprise first to fourth lens parts which are arranged in front of the LED light source. Through providing first to fourth total reflection planes utilizing internal reflection to the third lens part, the first to third lens parts are capable of converting a point light source or the LED light source to a linear light emitting part and improving the light utilization rate at the same time. The light penetrating trough the linear light emitting part can come onto the fourth lens part. The fourth lens part can comprise a plate-shaped light guide part which has a plurality of total reflection planes on one surface and has corresponding lens incision parts on the opposite surface.

The invention discloses a modular, extendable wavelength and space all-optical router. N single-mode input optical fibers are connected with a first group of wavelength conversion and routing modules and then enter a first space optical router, the output ends of the single-mode input optical fibers are connected onto a second group of wavelength conversion and routing modules and then are connected with an input port of a second space optical router after being subject to wavelength conversion and routing, and an output port of the second space optical router is connected with N single-mode output optical fibers to complete routing of optical signals to the corresponding single-mode output optical fibers. The first space optical router and the second space optical router work in a mirroring way. The modular, extendable wavelength and space all-optical router is applied to a wavelength division multiplexing optical fiber communication system and can achieve free conversion of N paths of optical signals in the optical fibers, complete routing of the optical signals from the input port to any output port, and achieve signal switching of the optical fibers; can achieve a complete routing function and increase the number of routing channels through cascading and linear increase of the wavelength conversion and routing modules. The whole routing structure can be integrated through the planar optical waveguide technology.

The invention discloses a mold for a head, neck, chest and abdomen tumor radiotherapy simulation and detection structure. The mold mainly comprises a moving platform support, am moving platform, a control box and a human body surface simulation rack, wherein the moving platform support comprises a positioning plate, a fixing button, a bracket, a supporting platform and an adjusting support; the moving platform comprises a sliding platform, a sliding platform support, a rotating support, a simulation tumor object, a lead screw, a stepping motor and a limiter; the human body surface simulation rack comprises a body part and a head and neck part. The mold for the head, neck, chest and abdomen tumor radiotherapy simulation and detection structure has a simple and reasonable structure, and can be used for analyzing and researching setup errors of head, neck, chest and abdomen tumors in the field of clinical tumor accurate radiotherapy research and performing quality control and the like to the radiation field control performance and the like of a multi-leaf collimator of radiotherapy equipment.

The invention discloses a pulling type radish harvesting robot. The pulling type radish harvesting robot comprises a main framework, and a walking mechanism, a pulling mechanism, a transmission mechanism, a leaf cutting mechanism, a sensing mechanism, a driving mechanism, a control mechanism and a battery box which are connected with the main framework separately, wherein the walking mechanism isarranged at the lower end of the main framework and is used for supporting the robot to walk; the pulling mechanism is arranged at the front end of the main framework and is adjacent to the transmission mechanism; the transmission mechanism is arranged in the main framework; the transmission mechanism is obliquely arranged from bottom to top; the leaf cutting mechanism is arranged at the rear endof the transmission mechanism; the sensing mechanism is arranged at the front end of the pulling mechanism; the driving mechanism comprises a plurality of driving motors arranged in different mechanisms; the control mechanism is used for controlling the robot to act; the battery box is used for supplying power to the robot. The invention provides the pure pulling type radish harvesting robot whichdoes not need digging assistance.

The invention provides a deep sea sediment in-situ analysis device which comprises a feeding funnel, a bracket, a filter element, a transmission unit, a detection unit, a stirring unit, a controller and a sampling bottle. A collecting container is arranged in the feeding funnel; the transmission unit comprises a speed reduction driving machine, a driving gear, a gear ring and a fixing ring; the driving gear rotates to drive the gear ring to rotate; a fixing groove is formed in the gear ring, the fixing ring is fixed in the fixing groove, and the gear ring rotates to drive the sampling bottle to rotate; the detection unit comprises a laser particle size analyzer and a temperature-salinity-depth profiler; therefore, rotation switching of the sampling bottle is realized through the transmission unit; after the sampling bottle finishes sampling, the transmission unit switches the sampling bottle, the detection unit analyzes and detects liquid flow contained in the feeding funnel and storesdetection data, that the data and samples have time synchronism and space same-layer performance is guaranteed, and a basis is provided for the sedimentation effect in the analysis period.

A weld width measuring tool of an aeroengine case and a blade margin plate comprises a measurement positioning device, a measurement transferring device and a measurement reading system. The measurement transferring device is arranged below the measurement positioning device, the measurement reading system is arranged on the side surface of the measurement positioning device, and the measurement transferring device is used to transfer the measurement distance of the measurement positioning device to the measurement reading system. The distribution positions of the measurement heads of the present invention are reasonable, and the measurement heads are sharp and slender, so that the weld widths at the remote positions are convenient to measure, and the weld width measuring tool is suitablefor the measurement of the limited weld width space.

The invention is concerned with the method of real-time changing decorating nail pattern, it is: selects a decorating nail pattern from the decorating nail pattern storage discretionarily; sets a series of different sculpt template picture using to cut the decorating nail pattern; the sculpt template picture processes image logical calculating processing with the decorating nail pattern alternately, creates a real-time changing decorating nail pattern that is same as the corresponding template sculpt, selects the pattern that can print on the hand nail, the foot nail or the man-made nail surface. The invention can create a bigger image storage, but not occupy the storage space, the user can select the pattern discretionarily and quickly.

The invention provides a high-specific-capacity metal organic negative electrode material of a secondary ion battery. A preparation method of the metal organic negative electrode material comprises the following steps: (1) mixing carboxylic acid containing a benzene ring, LiOH.H2O and metal salt according to the mol ratio of (0.8-1.2) to (0.5-1) to (0.25-1); then dissolving the mixture into absolute ethyl alcohol and ultrasonically stirring for 1h to 1.5h; (2) sealing a reaction solution obtained by the step (1) at 110 DEG C to 120 DEG C and reacting for 12h to 14h; and (3) washing a reactant obtained by the step (2) with de-ionized water and the absolute ethyl alcohol for 3-4 times respectively, centrifuging, drying an obtained solid at 70 DEG C to 80 DEG C for 6h to 8h and milling to obtain the product. By adopting organic salt formed by synthesizing metal salt and organic matters, organic energy storage and inorganic energy storage can be combined together, so that the prepared negative electrode material has a high specific capacity, high coulomb efficiency and excellent electrochemical circulating performance.

A bottom radiating zone-control polyimide fiber drier is characterized in that a machine frame is included, the machine frame is divided into a plurality zones, a first coaxial through hole, a second coaxial through hole and a third coaxial through hole are formed in the lower portion, the upper portion and the middle portion of each zone respectively, each zone is fixedly connected with a large transmission roller, a first small transmission roller, a second small transmission roller, a transmission device, a power device, a radiator and a temperature sensor respectively, the large transmission rollers, the first small transmission rollers and the second small transmission rollers are arranged on the same side of the machine frame, arranged in the first coaxial through holes, the second coaxial through holes and the third coaxial through holes in a penetrating mode and are fixedly connected, the transmission devices are placed on the other side of the machine frame and are fixedly connected with the large transmission rollers, the power devices are placed in the transmission frame and are fixedly connected with driving chain wheels of the transmission devices, the radiators are placed in the machine frame and are fixedly connected, the radiators are in sealing connection with steam pipelines, a temperature control device is fixedly connected with the machine frame, electric adjusting valves are in sealing connection with the radiators and the steam pipelines respectively, a protecting cover is arranged outside the machine frame in a covering mode and is fixedly connected, and a motor, the radiators, the temperature sensors and the electric adjusting valve are electrically connected with a control panel respectively.

The invention provides a plant growing frame and a plant growing cabinet. Based on the structure, in implementation, the plant growing frame can collect redundant culture solution and can resupply theredundant culture solution to plants planted at a growing frame body. The plant growing frame and the plant growing cabinet provided by the invention have the beneficial effects that due to a culture-solution circulating system, the problem that water or other nutrient solution in the existing a water culture frame is difficult in circular supply and repeated utilization is effectively improved,and the effect of saving corresponding water or other nutrient solution is achieved; therefore, the cost in the plant culture process is effectively controlled, and the cost of the cultured plants isalso reduced, so that the plants have greater market value and can be accepted by more people.

The invention discloses a piezoelectric power generation system for collecting wave energy based on flexure enhancement. The system comprises an ellipsoidal shell, a variable cross-section sandwich structure cantilever beam, a bottom balancing weight, a cantilever beam free end balancing weight and a support. Mechanical energy carried in the water flow movement process of rivers, oceans and the like is converted into electric energy, then continuous electric energy is provided for all river engineering monitoring equipment or systems, and an important guarantee is provided for achieving an online real-time monitoring system. The system has the characteristics of wide frequency band, all-weather operation, high energy density, simple structure, easiness in industrial production and realization of miniaturization and integration.

The invention discloses a composite negative electrode material for lithium batteries. The composite negative electrode material is prepared from composite microspheres with internal void structures,wherein the composite microspheres are prepared from lithium titanate and nano-silicon; the particle size of the nano-silicon is 40 to 60nm. The invention further discloses a preparation method of thecomposite negative electrode material for te lithium batteries. By adopting the composite negative electrode material, the conductivity is enhanced effectively. The composite negative electrode material is especially suitable for large household appliances with higher utilization rate.

The invention discloses a quick-dry self-flow casting material for a ladle permanent layer. The quick-dry self-flow casting material is prepared from the following raw materials in percentage by mass:56-75% of a pyrophyllite and fused mullite composite material of which the particle size is 1-9mm, 14-22% of a pyrophyllite and fused mullite composite material of which the particle size is 0-1mm, 2-8% of silicon nitride of which the particle size is less than or equal to 1mm, 0.5-1.5% of a water reduction agent, 0.8-1.5% of an anti-explosion agent, 1-3% of a combination agent, 1-3% of silicon dioxide micro powder of which the particle size is less than or equal to 60mu m, 1-4% of an active aluminum oxide micro powder of which the particle size is less than or equal to 60mu m, and 2-5% of asilica powder of which the particle size is less than or equal to 50mu m. By adopting the quick-dry self-flow casting material, the ladle permanent layer is good in thermal insulation, good in thermalshock resistance, good in peeling resistance and easy to construct, has the characteristics of excellent self flowing, spreading, filling and the like, can be rapidly baked without cracking, achievesthe purposes of self flowing and quick drying, in addition is free of iron slag adhesion, and is long in service life.

The invention relates to a pressing rod device for spinal deformity correction surgery. The pressing rod device is composed of an inner pipe, an outer pipe, a rotary inner nut, a fixed outer nut and amatched T-shaped adjusting wrench; the inner pipe is composed of a fixed claw, a lower fork section, an inner pipe body and an upper external thread area; the outer pipe is composed of a pressing rodprotrusion, a restraining ring, a lower hollowed-out section, an outer pipe body, an upper protruding section and an upper outer thread area; the rotary inner nut is composed of a lower clamping ring, an inner nut body and an inner thread area; the fixing outer nut is composed of an upper clamping ring, an outer nut body and an inner thread area; and the T-shaped adjusting wrench is composed of afixing ring, a hollowed-out connecting section and a transverse handle. According to the device, the inner fixing rod and the screw can be combined more conveniently in a spinal deformity correctionoperation, simplicity and convenience of rod mounting operation are improved, the operation time is effectively shortened, and operation safety of a patient is improved.

The invention discloses a key-joint bearing platform and a landscape pier comprising the same and being used for karst geology. The key-joint bearing platform comprises concrete and a cage-shaped frame, wherein the concrete is poured into the cage-shaped frame; the cage-shaped frame mainly comprises a group of horizontal ring-shaped stirrups and two groups of vertical ring-shaped stirrups which are mutually vertical and are sheathed and hooped mutually in a two-two manner; all the horizontal ring-shaped stirrups are distributed in parallel and in the vertical direction, while all the vertical ring-shaped stirrups are arranged distributed in parallel and in the horizontal direction. The key-joint bearing platform and the landscape pier disclosed by the invention have the advantages that the stirrups in the three directions are nested and sheathed to tightly encircle the concrete inside and form a cage-body sheathing and hooping effect, so that the three-dimensional stress intensity of the concrete is increased and further the core strength of the concrete is improved compared with concrete in a single-direction stress state; three-dimensional orthogonal-stressing closed stirrups form a space-isotropic-orthogonal closed stressing system, so that the smooth transferring of complex stress flow of pulling, pressing, bending, shearing and twisting from an upper structure of a cross joint to a lower structure is realized.

The invention discloses a self-flowing castable for a reclaimed ladle permanent layer. The castable is prepared from raw materials in percentage by mass as follows: 46%-56% of a waste ladle permanentlayer reclaimed material with granularity being 1-9 mm, 13%-20% of a pyrophyllite and fused mullite compound with granularity being 1-9 mm, 14%-22% of a pyrophyllite and fused mullite compound with granularity being 0-1 mm, 2%-6% of silicon nitride with granularity being smaller than or equal to 1 mm, 0.5%-1.5% of a water reducer, 0.5%-1.5% of an antiknock agent, 2%-5% of a binder, 1%-3% of silicafine powder with granularity being smaller than or equal to 60 mu m, 2%-5% of activated alumina powder with granularity being 60 mu m and 1%-4% of silica powder with granularity being smaller than orequal to 50 mu m. The self-flowing castable has good heat insulation, good thermal shock resistance and high stripping resistance, has excellent characteristics of self-flowing, leveling and filling,is easy to construct and can be quickly baked without bursting, and purposes of self-flowing and quick drying are achieved.

The embodiment of the invention provides a display panel, device and method, an electrowetting microcavity unit and a light control substrate. The electrowetting microcavity unit comprises an electrowetting cavity and electrowetting liquid, wherein the electrowetting cavity is provided with a peripheral surface, a first light-transmitting bottom surface and a second light-transmitting bottom surface; the first light-transmitting bottom surface and the second light-transmitting bottom surface are used for packaging the two ends of the peripheral surface respectively; a partial space in the electrowetting cavity is filled with the electrowetting liquid; any two adjacent surfaces of the peripheral surface, the first light-transmitting bottom surface and the second light-transmitting bottom surface are insulated, at least two surfaces are provided with electrodes, and the electrode of at least one surface is a grounding electrode. According to the embodiment of the invention, light passesthrough the electrowetting liquid, and the angle of the incident surface and / or the emergent surface of the electrowetting liquid can be adjusted by controlling the electric field, so that the light is projected to different directions, binocular parallax is formed, and three-dimensional image display is realized; and moreover, light is not shielded, and the light utilization rate is high.

The invention discloses a concrete curing agent and a preparation process thereof. The concrete curing agent is prepared from the following raw materials in parts by weight: 40-60 parts of lithium silicate, 10-20 parts of a silane coupling agent, 6-12 parts of nano titanium dioxide, 10-30 parts of a modified water reducing agent, 10-20 parts of an expanding agent and 50-80 parts of water. According to the concrete curing agent and the preparation process thereof, a modified naphthalene water reducer and an oxidized etherified starch water reducer are introduced into a stirrer to be mixed and stirred uniformly to obtain a composite naphthalene water reducer, the modified naphthalene water reducer contains a large number of hydroxyl groups (-OH) and carboxyl groups (-COOH), the hydroxyl groups (-OH) and calcium ions on the surfaces of cement particles are adsorbed to form a film, hydroxyl groups can form hydrogen bonds with the surface of cement to prevent hydration, a retarding effect on cement hydration is achieved, and an oxidized etherified starch water reducing agent and a naphthalene water reducing agent are compounded, so that the purposes of increasing the water reducing rate, improving the slump retaining property and improving the later strength of concrete are achieved.

The invention relates to a preparation method of dialkyl phosphinic acid. The preparation method comprises the following steps: mixing magnesium metal, halohydrocarbon and a first solvent and carrying out a reaction to obtain a Grignard reagent; adding phosphorus oxychloride into the Grignard reagent and carrying out a reaction to obtain a dialkyl phosphoryl chloride coarse product; and adding an organic acid to hydrolyze dialkyl phosphoryl chloride in the dialkyl phosphoryl chloride coarse product to dialkyl phosphinic acid.

What is proposed is a lever-type cam follower (1) made of sheet metal, typically for a valve train of an internal combustion engine, said cam follower (1) comprising two parallel side walls (3a, 3b) connected by a crossbeam (2), an underside (4) of the crossbeam (2) having a support (6) for at least one gas exchange valve on one end (5), said support (6) being limited by guide walls (7a, 7b) extending parallel to the side walls (3a, 3b), wherein the one end (5) of the cam follower (1) is narrower than the rest of the length of the cam follower (1), and at least in the region of said one end (5), the side walls (3a, 3b) have a smaller mean wall thickness (DSM) than over the rest of said length, which wall thickness (DSM) increases at least in said region continuously from ends (8a, 8b) of the side walls (3a, 3b) in the direction of the crossbeam (2), and the thickness (DF) of the guide walls (7a 7b) is smaller than the mean wall thickness (DSM) in the region of the narrow one end (5). Such a cam follower (1) requires only a small design space in the region of the one end (5) and has a particularly favorable mass moment of inertia.

The invention relates to the technical field of teaching assessment instruments, in particular to a practical training and assessment system. The technical scheme is characterized in that the practical training and assessment system comprises an operation platform, wherein the operation platform consists of a transverse plate and a vertical plate; the transverse plate is arranged at the bottom ofthe vertical plate; the vertical plate is provided with a programmable logic controller, as well as a frequency converter, a switch, a power switch, a touch screen, a frequency converter and a transport car device which are electrically connected with the programmable logic controller; the power switch is used for connecting a direct current power supply; a burdening and stirring device for practical training is placed on the side of the operation platform; the burdening and stirring device is electrically connected with the programmable logic controller; and various abilities of an operator can be fully trained and investigated through the assembly and circuit connection of the transport car device and the burdening and stirring device. The practical training and assessment system has theadvantages of rich teaching functions, high integration degree and high assessment efficiency.

The invention discloses a detachable washing-machine inner-barrel dewatering structure and a washing-machine inner barrel. The structure includes an outer barrel, a washing barrel and a base, the bottom of the outer barrel is connected with the base, the inner cavity of the outer barrel is provided with the washing barrel, the top of the outer barrel is provided with a balance ring, an upper coveris installed at the top of the washing barrel, the edge of the upper cover is overlapped at the top of the balance ring, limiting blocks are arranged at the bottom of the upper cover at equal intervals in an annular shape, and connecting blocks are installed on the outer wall of the lower side of the upper cover at equal intervals in an annular shape. The upper cover and the washing barrel are connected through the four connecting blocks and limited by the four limiting blocks, so that a certain space is formed between the upper cover and the washing barrel, and water thus flows out along thegap between the upper cover and the washing barrel under the effect of centrifugal force at the time of dewatering. Compared with a previous water drainage method using holes, the water drainage space is large, the water drainage efficiency is thus effectively improved, and the structure is suitable for wide application and popularization.

The invention discloses a wind coat for lactation. The wind coat comprises a front part, a rear part and sleeves. The front part and the rear part are of a sector-shaped structure as a whole. The upper end of the front part and the upper end of the rear part form a neckline, the front part is provided with a front fly, the front part is divided into a front part body A and a front part body B by the front fly, plastic supporting strips are arranged in the neckline and in the front fly, and hidden slots are formed in the positions, close to the left sides and the right sides of the sleeves, of the front part; buttons are arranged at the position, close to the neckline, of the rear part and at the positions, close to the left and right slots, in the back side of the front part respectively; the tail ends of the front fly of the front part bodies A and B are provided with button loops matched with the buttons respectively. The wind coat can be worn and used as a wind coat for daily outgoing, has the functions of covering up the figure and flattering the figure, can also be used as a lactation coat, and can achieve lactation conveniently and quickly. Besides, the wind coat can form a private and spatial lactation space during lactation and has application and popularization value.

The invention discloses a hyperspectral image noise reduction method based on a three-dimensional quasi-recurrent neural network, and belongs to the field of image processing. The hyperspectral imagenoise reduction method based on the three-dimensional quasi-recurrent neural network comprises the steps of constructing the three-dimensional quasi-recurrent neural network taking three-dimensional convolution, quasi-recurrent pooling and an alternating direction structure as a core according to space-spectrum correlation and spectrum global correlation; training a three-dimensional quasi-recurrent neural network through the noise reduction training data set; and removing complex noise in the noisy hyperspectral image by using the trained three-dimensional quasi-recurrent neural network. According to the method, the noise reduction recovery of the hyperspectral image can be completed with high quality, the recovery result can be ensured to have space and spectrum fidelity, the recovery efficiency of the hyperspectral image is greatly improved, the method can be used for the hyperspectral image acquired by an imaging system with any spectral resolution, and the application range of thehyperspectral image is expanded. The method can be applied to the fields of remote sensing imaging, geological exploration, agricultural production and biomedicine.

The invention relates to an interior lighting structure, a vehicle door and a vehicle. The interior lighting structure comprises a light emitting component for emitting light, a light uniformizing component and a light reflecting component. One side of the light uniformizing component faces the light emitting component and is used for allowing light emitted by the light emitting component to passthrough and enabling the light to form adjusting light rays which are uniformly diffused to the other side of the light uniformizing component; the light reflecting component is arranged on the otherside of the light uniformizing component and used for receiving and reflecting the adjusting light rays to form a bright area, and a light blocking structure is arranged on the surface of the light reflecting component and used for blocking the adjusting light rays to form a shadow area on the side, back to the light emitting component, of the light blocking structure. The light-emitting componentcan be matched with the light blocking structure on the light reflecting component to form a unique and comfortable light effect, the bright area and the shadow area are in natural transition, the brightness of the bright area is not abrupt, the brightness difference change between the bright area and the shadow area is small, a unique and comfortable interior atmosphere can be created, and the driving experience can be improved when the interior lighting structure is applied to a vehicle.