60results about How to "To achieve the design effect" patented technology

The invention provides a low-phosphorous environment-friendly scale inhibitor adapting to 'three-high' water quality and preparation thereof. The scale inhibitor is prepared from the following raw materials in part by weight: 1, 1.0 to 2.5 parts of polyamino polyether methylene phosphonic acid (PAPEMP); 2, 1.5 to 3.0 parts of polyepoxysuccinic acid (PESA); 3, 1.5 to 2.5 parts of acrylic acid-hydroxypropyl acrylate-AMPS terpolymer; 4, 1.5 to 2.5 parts of liquid caustic soda; 5, 0.5 to 1.0 part of hydrolyzed plymaleic anhydride; and 6, the balance of water. The scale inhibitor is prepared by the following steps of: pumping the raw materials 1, 2 and 3 into a reaction kettle during synthesis, and continuously stirring; and adding the material 4 into 5 and 6, pumping into the reaction kettle, continuously stirring for 35 to 45 minutes, and discharging to prepare the product. The scale inhibitor has good scale-inhibiting effect on carbonate and phosphate and the scale-inhibiting time of 100 hours, and is suitable for a high-hardness high-alkalinity high-mineralization circulating cooling water system and oil field water treatment. Therefore, the original concentration times is improved from 3 times to 5-6 times, the new water can be saved by 10 to 30 percent per year, and the phosphorus content of sewage treated by the scale inhibitor is 1.5 to 3ppm and accords with the national phosphorus discharge standard.

The invention discloses an automatic feeder of integrated matching electric measurement machine equipment. The feeder comprises a rack, a material loading and blanking carrying mechanism, a feeding carrying mechanism, a blanking mechanism and a mark punching mechanism. The material loading and blanking carrying mechanism, the feeding carrying mechanism, the blanking mechanism and the mark punching mechanism are installed on a work platform of the rack. Through organic linking of the material loading and blanking carrying mechanism, the feeding carrying mechanism, the blanking mechanism and the mark punching mechanism, rapid product counterpoint placement detection is realized; aiming at a sub-quality product, the mark punching mechanism automatically make a mark and a visual system automatically examine and identify a mark symbol. A placement position is accurate and reliable. Because of a fool-proof function, the sub-quality product can be fully guaranteed to be marked successfully. Two groups of carrying assembly mechanisms are adopted to realize synchronization work of a material loading manipulator and an electric measurement feeding carrying manipulator. Production efficiency is greatly increased, labor force cost is saved and product quality is guaranteed.

The invention discloses an auto-feeder of integrating matched code spraying machine equipment. The auto-feeder comprises a rack, a feeding and discharging carrying mechanism, a conveying carrying mechanism and a code spraying mechanism. The feeding and discharging carrying mechanism, the conveying carrying mechanism and the code spraying mechanism are all mounted on a working table of the rack. Through organic connection of the feeding and discharging carrying mechanism, the conveying carrying mechanism and the code spraying mechanism, a visual system automatically captures a Mark point on a product, and then the auto-feeder achieves the purpose of quick alignment and code spraying on the product; the code spraying mechanism has an automatic rotating function, and the auto-feeder can adapt to products typeset at various angles; the two carrying assembly mechanisms are adopted, and synchronous operation of a feeding manipulator and a conveying carrying manipulator is realized, so that the production efficiency is greatly improved, the labor cost is reduced, and the product quality is guaranteed.

The invention provides a smart jamming noise signal design method based on velocity pull-off and relates to the smart jamming noise signal design method. The smart jamming noise signal design method based on the velocity pull-off is put forward to solve the problem that false target track is easy to be cancelled by radar anti-interference when uncorrelated, so that the effect of suppression jamming cannot be achieved, and the effect of anti-jamming measures, such as echo sidelobe cancellation, is not good enough. The method is realized through the following steps: 1) calculating time delay tau; 2) calculating Doppler frequency shift fd obtained after an electromagnetic signal is reflected back to a radar antenna through secondary scattering of a target; 3) calculating the amplitude value At of a target echo signal at the time t after the electromagnetic signal is reflected back to the radar antenna through secondary scattering of the target; 4) calculating the target echo signal sr(t); and 5) increasing offset of the Doppler frequency shift fd. The method is applied to the smart jamming noise signal design field.

The invention discloses a novel stereoscopic air supply air conditioning system which comprises a floor air supply pipe and a ceiling fresh air pipeline. The novel stereoscopic air supply air conditioning system is characterized in that the outer side of the floor air supply pipe is mounted on the ground through an air pipe support; an elevated floor is arranged at the position above the floor airsupply pipe; a floor air outlet pipe is arranged at the top end of the floor air supply pipe; one side of the floor air supply pipe is connected with a fan coiled pipe; one side of the fan coiled pipe is connected with a fan; an air inlet of the fan is connected with a floor air return pipe; and a suspended ceiling is arranged at the position below the ceiling fresh air pipeline. According to thenovel stereoscopic air supply air conditioning system, the floor air return pipe, the floor air supply pipe and the ceiling fresh air pipeline are arranged, and the problems that when the stereoscopic air supply air conditioning system is used, small-density indoor circulating air is hardly sprayed out from the underground space and naturally float up through the stereoscopic air supply air conditioning system, meanwhile, large-density fresh air is hardly supplied from top to bottom, and use comfort of the stereoscopic air supply air conditioning system is influenced are avoided.

The invention provides an oil-soluble thick oil yield increasing and viscosity reducing agent and preparation. The oil-soluble thick oil yield increasing and viscosity reducing agent is prepared from the following ingredients in parts by weight: 10 to 20 parts of acrylic acid higher-alcohol ester styrol copolymer, 5 to 8 parts of ketone, 10 to 20 parts of random polyether, 5 to 10 parts of glycoland 42 to 70 parts of organic solvents. The preparation method comprises the following steps of: sequentially adding the organic solvent, the ketone, the glycol and the random polyether to a reactionkettle, then, adding the acrylic acid higher-alcohol ester styrol copolymer under the stirring condition at 35 to 45 DEG C, controlling the temperature for 25 to 35 minutes, and uniformly stirring toobtain the product. The acrylic acid higher-alcohol ester styrol copolymer is adopted as an acrylic acid 12-18 alcohol ester styrol copolymer, the adopted ketone is acetone, cyclohexanone, 2-heptanone, ethyl methyl ketone, isophorone or N-methyl-2-ketopyrrolidine, and the adopted random polyether is formed through using fatty alcohol as an initiator to be mixed and polymerized with epoxy ethane and propylene oxide, wherein the fatty alcohol is C10-C14 alcohol, C12-C14 alcohol and C12-C16 alcohol or C12-C18 alcohol and C10-C14 alcohol or C12-C18 alcohol, wherein the ratio of the epoxy ethane to the propylene oxide is 1 / 1, 2 / 1 or 5 / 3. The product is used for thick oil extraction, the average oil yield is 35 to 45t per day, the average thin oil saving quantity is 10 to 22t per day, and the design effect can be reached.

The invention provides an automatic electric detecting machine. A feeding grasping part grasps to-be-detected products and sends the to-be-detected products to a conveying station of a conveying carrying mechanism; the to-be-detected products move to a detecting station along with the conveying station, are detected by an electric detecting machine, and return to the original position along with the detecting station; after a discharging grasping part grasps the detected products on the detecting station, according to the detecting condition of the detected products, the discharging grasping part directly releases qualified products into a material frame of a discharging mechanism if the products are qualified, the discharging grasping part releases unqualified products into a marking station of a marking mechanism if the products are unqualified; the marking mechanism is used for marking the unqualified products; the feeding grasping part grasps the marked unqualified products and releases the marked unqualified products into the material frame of the discharging mechanism; and the discharging mechanism releases a cushion plate and releases qualified products or marked unqualifiedproducts onto the cushion plate.

The invention discloses antibacterial and anti-rahagades functional socks. The socks are formed by weaving at least hydrophilic yarn and hydrophobic yarn, wherein the hydrophilic yarn is arranged on the inner surfaces of the antibacterial and anti-rahagades functional socks in the weaving process, and the coverage rate of the hydrophilic yarn on the inner surfaces of the antibacterial and anti-rahagades functional socks is more than 50%; in the weaving process, the hydrophobic yarn is arranged on the outer surfaces of the antibacterial and anti-rahagades functional socks, and the coverage rateof the hydrophobic yarn on the outer surfaces of the antibacterial and anti-rahagades functional socks is more than 50%. The double surfaces of each antibacterial and anti-rahagades functional sock can be worn. When people wear the socks normally, the socks have the sweat discharge function, the air-permeable function, the antibacterial function and the odor-removing function and other functions,since people easily sweat in summer, the socks can quickly discharge sweat, the feet of people wearing the socks can keep dry, bacterium breeding caused by deterioration of sweat in the socks is prevented, and the socks have a significant antibacterial effect. When people wear the socks by turning the insides of the socks outside, the socks are air- permeable and preserve moisture, on the basis that the air permeability of traditional socks is kept, the moisture permeability can be reduced, skin moisture can thus be kept, and the function of preventing foot rahagades is achieved.

The invention relates to a starting-up system comprising a single chip computer, a touch manager and a touch screen. One basic module of an electric control system is a starting-up part. A special power switch is used in a universal method. The special power switch has simple structure and direct function. However, the position and the volume of the power switch also bring difficulties to the structural design in a hand-held system. The starting-up system comprises a mixed signal single chip computer C8051F020 (1), a touch manager ADS7843 (2) and a touch display screen (3), wherein, the P0.0 to P0.3 of the mixed signal single chip computer C8051F020 is connected with an SPI interface of the touch manager ADS7843, and the mixed signal single chip computer having two power management modes of idleness and stop of software programming uses the idleness mode; the touch manager is an integrated circuit chip converting the touch voltage signals of the two coordinates of the touch screen into digital signals, uses an SPI bus to carry out management and data communication and carries out starting by pen interruption. The invention is applied to the field of the electric control system.

The invention relates to a nano film-forming accelerant for a dry powder coating for interior and exterior walls of a building, and an application of the nano film-forming accelerant, and belongs to the technical field of building coatings. The nano film-forming accelerant comprises the following components in parts by weight: 5-15 parts of methyl propyl trimethoxy silane, 5-12 parts of sodium oxalate and 60-80 parts of nano silica, wherein the particle size of nano silica is 20-200 nm. With the adoption of the nano film-forming accelerant, redispersed emulsion powder particles can be bonded with other components very well and permeate through the surface of a substrate of a building material better. In a coating drying process, volumes of expanded particles are reduced, and then mesh spaces are reduced, so that the contact among molecules is increased greatly, and van der waals interaction forces among the molecules are utilized fully. The dried coating forms a solid film, and is bonded with a wall surface firmly, and a design effect is achieved.

The invention develops a mother-son crucible device for an evaporation composite metal coating. The mother-son crucible device comprises a base. The mother-son crucible device is characterized in that a mother crucible and a plurality of son crucible modules are arranged on the base, a mother crucible mounting groove is reserved in the base, and the mother crucible is mounted in the mother crucible mounting groove; the multiple son crucible modules are evenly distributed on the base around the outer contour of the mother crucible, the son crucible modules comprise son crucible bases, son crucibles, electronic guns and driving cylinders, and the son crucible bases are hinged to the surface of the base; and the son crucibles and the electronic guns are both fixed to the surfaces of the son crucible bases, push rods of the driving cylinders are connected to the bottoms of the son crucibles, the son crucibles can overturn on the position above the periphery of the mother crucible relative to the base, and each drainage trough inclined to the surface of the base is formed between the corresponding son crucible and the mother crucible. The mother-son crucible device for the evaporation composite metal coating has the advantages that preparation is efficient, the coating is even, and the manpower cost is low.

The invention discloses a contact element, which comprises a contact pin and a jack assembly matched with the contact pin, wherein the contact pin comprises a contact pin body and an insulating cap; the insulating cap is arranged at the front end of the contact pin body; the jack assembly comprises a jack body and a ring spring; the ring spring is arranged in the front end of the jack body, the section of the ring spring is an ellipse, the ring spring has an inward radian and the radian is 60 degrees; and the ring spring comprises a spring wire and a bracket retainer ring for fixing the spring wire. The preparation method comprises the following steps of (1) spring winding; (2) cleaning; (3) electroplating; (4) welding; and (5) assembling. The contact element is long in mechanical life, can be plugged and uplugged for 10,000 times, and can be widely used for the field of frequent plugging and upplugging and the fields of shock and vibration resistance and the like.

The invention relates to a construction process for wood mark facing fair-faced concrete. The process comprises the following steps: performing three-side planing on wood laths, thereby obtaining wood mark molded panels; performing spot welding fixation on a square steel keel and steel pipes, and forming a keel frame; tiling back plates and fixing on the square steel keel of the keel frame, and planing the bottom sides of the back plates; tightly splicing the panels to the back plates, and controlling the lath gaps of the panels to be less than 1mm, wherein the height difference is less than 0.5mm, an internal corner of 45 degrees is obliquely planed, and two sides of the internal corner are tightly spliced; fixing by adopting a three-section through-wall split bolt after a template is lifted in place, and adjusting the perpendicularity and flatness; and removing the formwork after pouring concrete within 7 days. The construction process disclosed by the invention is simple, high in operability, economic and reasonable, and the obtained wood mark facing fair-faced concrete is natural and clear in wood texture marks and good in effect.

The invention discloses an automatic supplying machine integrated and matched with electric testing machine equipment. The automatic supplying machine comprises a rack, a feeding and discharging carrying mechanism, a supplying carrying mechanism, a discharging mechanism and a marking mechanism; and the feeding and discharging carrying mechanism, the supplying carrying mechanism, the discharging mechanism and the marking mechanism are all arranged on a working platform of the rack. According to the automatic supplying machine, the feeding and discharging carrying mechanism, the supplying carrying mechanism, the discharging mechanism and the marking mechanism are organically linked, so that rapid aligned placement and detection of a product are realized; an unqualified product can be markedautomatically through the marking mechanism, and a visual system can automatically test and identify a mark symbol; the placement position is accurate and reliable, a fool-proof function ensures thatthe unqualified product is marked completely and successfully; and two carrying assembly mechanisms are adopted so as to realize the synchronous work of a feeding manipulator and an electric testing supplying carrying manipulator, the production efficiency is greatly improved, the labor cost is saved, and the quality of the product is ensured.

The invention discloses a low-voltage electrical product test detection device which comprises a power source module, a signal processing module, a display module, a data storage and transmission module, a data collection module, a warning module and a protection module. The power source module comprises an input power source powering a to-be-detected low-voltage electrical product, the data collection module comprises a voltage collection module and a current collection module and is used for collecting detection data of the to-be-detected low-voltage electrical product and electrically combined with the signal processing module through the data storage and transmission module, the protection module is electrically combined with the signal processing module, a power source output module is electrically combined with the protection module, and the warning module is electrically combined with the signal processing module. The invention further discloses a low-voltage electrical producttest detection method. By performing real-time data collection on key parameters and comprehensive evaluation and making corresponding judgment, electrical life test detection protecting of the low-voltage electrical product is realized.

The invention discloses a sound absorption and vibration reduction floating floor ground structure for a theater and a construction method thereof. The structure comprises a concrete bottom plate, a floating foundation structure, an equipment concrete vibration reduction foundation and hoop concrete, and the floating foundation structure comprises a first waterproof layer arranged at the top of the concrete bottom plate, a floating vibration isolation cushion layer arranged at the top of the first waterproof layer, a second waterproof layer arranged at the top of the floating vibration isolation cushion layer, and a steel plate layer arranged at the top of the second waterproof layer; and the floating vibration isolation cushion layer is arranged at the top of the first waterproof layer; the the equipment concrete vibration reduction foundation is formed at the top of the steel plate layer in a pouring mode, the hoop concrete is arranged on the peripheries of the floating foundation structure and the equipment concrete vibration reduction foundation, the top of the hoop concrete is flush with the top of the equipment concrete vibration reduction foundation, and the outer boundary of the floating foundation structure is arranged on the outer side of the equipment foundation. The problem of equipment foundation vibration sound transmission is solved, and the design and use effects of the theater can be achieved.

The invention relates to a coating material for an automobile braking system and a preparation method thereof. The coating material is prepared from the following components by weight: 5-15 parts of nitrile butadiene rubber latex; 33-45 parts of styrene acrylic latex; 45-55 parts of high hardness fine powder; 1 part of a coupling agent; and 1 part of an assistant. The coating material is used for overcoming the problems of small braking force and unbalanced braking of left and the right wheels brought about by insufficient initial friction surface of a friction couple. The coating material provided by the invention is not only limited to coating on a brake pad work surface, but also can be used for coating the work surface of a brake disk (drum), the appropriate coating thickness is 0.3-0.5mm, and the coating material can dry quickly so as to effectively balance and regulate the parallelism error between brake coupled parts, thereby effectively enhancing the initial press contact area between a brake braking couple, enhancing the initial braking force, reducing the fault rate of braking partial brake, and effectively improving the braking safety of a new car run-in period.

The invention discloses an intelligent type setting method for flower patterns of a textile printing and dyeing product. The intelligent type setting method is an automatic flower pattern type setting and generating method based on a neural network depth learning technology. By learning on a large number of existing flower pattern design products, flower pattern materials and a geometric incidence relation between the materials are automatically extracted; scoring and grading on material combinations is performed by adopting a probability analysis model; and next, other materials are selected intelligently according to seed materials selected by a user, and a plurality of flower pattern material type setting schemes are generated. Therefore, the design difficulty and design period of flower pattern type setting are greatly lowered, and the attractive appearance and types of the flower patterns are improved.

The invention discloses antifouling ultra-hard anti-radiation glass which comprises a glass substrate. A plurality of S-shaped holes, O-shaped holes and colloid are arranged on the upper surface of the glass substrate, refractive index of the colloid is identical with that of the glass substrate, a first titanium dioxide layer of 15nm in thickness, aluminum oxide serving as a nano buffer layer and of 8nm in thickness, a second titanium dioxide layer of 66nm in thickness, a first Co-Ni-Cr-Al-Y coating of 4nm in thickness, a Ag coating of 4.5nm in thickness, a second Co-Ni-Cr-Al-Y coating of 42nm in thickness, silicon oxide serving as a transition layer and of 38nm in thickness and a carbon nitride nano layer of 22nm in thickness are arranged sequentially on the glass substrate from bottom to top, and the carbon nitride nano layer is coated with a coating material containing titanium dioxide-silicon dioxide having a photocatalysis function. The invention further discloses a preparation method of the antifouling ultra-hard anti-radiation glass. The antifouling ultra-hard anti-radiation glass is low in manufacturing cost, simple in structure and ultrahigh in hardness and has an anti-radiation function and antifouling effect.

The invention discloses an interchange crossing designed for pedestrians walking on the ground, cars running above or under ground level, and mutual accommodation only among cars on the same road, and belongs to the technical field of urban construction road engineering. The interchange crossing adopts a layered separation structure that the ground is exclusive for citizens; an interlayer is exclusive for bicycles; the cars run above or under ground level, that is, one road for the cars is an overpass, and the other road for the cars is an underpass; an extra-large area urban vacant lot is formed in the ground, and used as a public living room for surrounding buildings; only the cars on the same overpass road or the same underpass road need to be mutually accommodated, so that the traffic light waiting time is unified and relatively short; a large-area parking area can be developed; big steps are designed on the underpass; an urban expressway featured by the technology of the interchange crossing designed for the pedestrians walking on the ground, the cars running above or under ground level, and mutual accommodation only among the cars on the same road needs to execute. Through the adoption of the interchange crossing provided by the invention, the world-class problems of a traffic jam, parking, an urban vacant lot, the communication among walking streets near the surrounding buildings, and the like can be solved without extra land outside the roads, the design effects for all urban construction road engineering occasions, especially the most crowded downtown, can be achieved similarly and completely.

The invention discloses colorful anti-pollution type super-hard anti-radiation glass. The glass comprises a glass substrate, wherein seven seven-color bonding layers and a rubber body are arranged on the lower surface of the glass substrate, and ''S''-shaped holes and ''O''-shaped holes are formed in the lower surface of the glass substrate; the glass substrate is sequentially provided with a first titanium dioxide layer, a second titanium dioxide layer, a first Co-Ni-Cr-Al-Y membrane layer, an Ag membrane layer, a second Co-Ni-Cr-Al-Y membrane layer and a carbon nitride nano-layer from bottom to top, aluminum oxide is taken as a nano-buffer layer; the thickness of the first titanium dioxide layer is 4nm; silicon oxide is taken as a translation layer, and the thickness of the translation layer is 38nm; silicon nitride is taken as a buffer nano-layer, and the thickness of the buffer nano-layer is 9nm; the thickness of the carbon nitride nano-layer is 22nm; and the carbon nitride nano-layer is externally coated with a coating layer material containing titanium dioxide-silicon dioxide with a photocatalysis function. The invention further discloses a preparation method of the colorful anti-pollution type super-hard anti-radiation glass. The colorful anti-pollution type super-hard anti-radiation glass is low in manufacturing cost and simple in structure, has a good eye-protecting effect and super-high hardness and further has an anti-radiation function and a color-changeable effect.

The invention discloses a driving technology of an onshore ultra-long PHS oblique pile. The driving technology of the onshore ultra-long PHS oblique pile comprises the steps of making construction devices in position, wherein a pile driving device is assembled and debugged on a construction site and located according to a construction process; making a pile machine in position, wherein the levelness of the pile machine and the inclination angle of the pile machine are well adjusted; hoisting the pile, wherein the to-be-constructed pile is hoisted with a crane to the position in front of the pile machine within the pile rising safety distance range of the pile machine; driving the pile, wherein the first pile is aligned with a pile position, the inclination angle of a pile frame is adjustedaccording to the design scheme, and the pile is clamped firmly and hammered to be driven; conducting electric welding to connect piles, wherein electric welding is conducted on the first pile to connect a second pile and follow-up piles, and the piles are hammered; and conducting pile following to the elevation. The driving technology can achieve construction of the ultra-long PHS oblique pile onshore, achieve the designed effect and effectively solve problems of the prior art.

The invention discloses a design service platform for connecting design materials with a commodity mall. The platform comprises a server side, and a consumer side, an effect picture side, a decorationdesign side, a commodity supply side, a device engineering side and a member center management system side which are connected with the server side. According to the invention, the supply-demand rapid matching degree is realized; new products and sample data of industrial chain suppliers in the decoration industry are converted into a design material library used by designers and effect picture producers; design materials are linked with actual commodities for accurate, direct and efficient promotion and sales; the limitation of a traditional complicated sales mode is broken through; a novelsales platform is provided for commodity suppliers; a sharing economic fission type framework is adopted, related industries of the whole market are connected, five-dimensional intelligent driving five-force aggregation is carried out on consumers, the design industry, the effect picture industry, design materials and offline entity commodities in an O2O mode to get through whole network data, anda convenient design, decoration and sales platform is provided.

The invention discloses an ICT intelligent detecting and marking system. The ICT intelligent detecting and marking system comprises a large bottom plate, an equipment rack, a feeding lifting mechanism, a loading disc-replacing mechanism, a loading visual identification mechanism, a loading lifting mechanism, a feeding transferring mechanism, an angle visual identification mechanism, a detecting mechanism, a taking mechanism, a loading carrying mechanism, a marking mechanism, a discharging transferring mechanism, a falling lifting mechanism, a falling disc-replacing mechanism and a discharginglifting mechanism; and the large bottom plate is fixed to the equipment rack, and the other mechanisms are all mounted on the large bottom plate. According to the ICT intelligent detecting and markingsystem, fast feeding and loading are achieved through the loading carrying mechanism, the accurate position of a FPC on a jig is automatically checked and identified by a visual system, then a marking transferring mechanism on the marking mechanism and a marking pen are matched to conduct precise marking and ensure that missed marking is avoided absolutely, after marking, the FPC is transferred out by the loading carrying mechanism, the production efficiency is greatly improved, the labor cost is saved, and the quality of products is ensured.

The invention discloses a printing and dyeing device on a color printing packaging production assembly line. The printing and dyeing device comprises a machine shell and a machine table, the upper endin the machine shell is provided with a dye liquor tank, the lower end of the dye liquor tank is connected with a printing and dyeing spray head, a transverse plate is installed in the machine shell,the transverse plate is connected with a printing and dyeing carrying plate, a packaging receiving port is arranged at the lower end of the printing and dyeing carrying plate, a heating supporting plate is arranged in the packaging receiving port, printing and dyeing ports are formed in the heating supporting plate, a heater is arranged in the heating supporting plate, a switch button is arrangedon the surface of the heating supporting plate, and the switch button is used for controlling the heater. According to the printing and dyeing device, the structure of the printing and dyeing carrying plate is additionally arranged, a printing and dyeing position of a packaging can be relatively accurately positioned, the design effect of a packaging pattern is achieved; moreover, the printing and dyeing carrying plate is provided with a heating function so that printing and dyeing as well as drying can be achieved at the same time, and the drying effect is direct and effective; an air blowing drying mode is used in cooperation so that a printing and dyeing pattern can be quickly dried, and the printing and dyeing fastness can be improved.

The invention provides a preparation method of a degradable cement structure joint filling and separation composite material. The method comprises the following steps: obtaining a plant powder main body composite sheet material by taking plant micro-powder, soluble starch, cellulose micro-powder and high-water-absorbing quality resin powder as raw materials; and pouring by taking polymethylene polyphenyl isocyanate, a foam stabilizer, polyether polyol and dichlorofluoroethane as raw materials and compounding to obtain the cement structure joint filling and separation composite material which contains a polyurethane elastic foam sealing strip and has a degradable main body. A main body sheet material part of the composite material can be cracked and degraded after a cement structure is cured and finally the composite material basically disappears; the releasing of stress is eliminated when the cement structure is hotly expanded and coldly contracted, and rainwater, snow water and crushed gravels are effectively prevented from entering a flexible joint so that the service life of the cement structure is prolonged; and the composite material has very positive and remarkable use effects in a structure building process of a cement road, and dust and noise pollution caused by the fact that the flexible joint of the cement structure is cut by an existing method is eliminated.

The invention discloses a board feeding machine of a flexible circuit board pretreatment line. The board feeding machine comprises a rack assembly, a material box supporting bracket, an adjustable material box assembly, a feeding assembly and a transitional supporting bracket assembly; the middle of the inner end of the material box supporting bracket is hinged to the working table of the rack assembly and can swing around a hinging point; the adjustable material box assembly is connected into the material box supporting bracket in a sliding manner; the feeding assembly is installed at the top of the rack assembly; and the transitional supporting bracket assembly is installed at the rear portion of the working table of the rack assembly. The board feeding machine of the invention comprises the rack assembly, the material box supporting bracket, the adjustable material box assembly, the feeding assembly and the transitional supporting bracket assembly; a sucking disc assembly and a z-axis linear module set in the feeding assembly are matched with each other, so that automatic feeding and counting of products can be realized; the machine can replace manual work, and therefore, production efficiency can be improved greatly, and labor cost can be saved, and the quality of the products can be ensured. The board feeding machine is advantageous in high automation degree.

The invention relates to a spin-drier faceplate with a megalosphericus clairvoyant window cover board, which comprises an enclosure frame, a knob platform, a shaft bearing mechanism, a digging bracelet, a transparency window flip board and a transitional inclined plane. The invention is characterized in that: the transparency window flip board in a convex shape is arranged on the enclosure frame; the front end of the enclosure frame reserves the position of the round knob platform of a timer; the outer side of the transparency window flip board is connected with the digging bracelet, an H section on the digging bracelet covers the perspective position of the connected end; the knob platform is arranged at the upper end of the exterior of the transparency window flip board; the round arc concave edge of the front end of the transparency window flip board is provided with the transitional inclined plane which covers the minimum area of the whole outer convex-shaped transparency window. The beneficial effects of the invention are that: the complete floating ball effect of the convex-shaped transparency window is outstanding, which increases the attraction of the product; the outer peripheral edge of the round transparency window slip board is additionally provided with the digging bracelet, which can cause the outer gallery trend of the digging bracelet to keep the same with the outer edge peripheral of the round transparency window and inosculate with each other.

The invention relates to a shielding device for a camera of a notebook computer. The shielding device is composed of a fixing shaft, a fan-shaped rotating wheel and a shielding rod. The effect of physical shielding can be conveniently completed by rotating the rotating wheel, structure is simple and use is convenient. The shielding device has the advantages that: when video invitation from friends are inconvenient to accept, the camera can be shielded, and thereby the friends may be not disappointed and users are also not embarrassed; the camera can be shielded when not in use, thus preventing monitoring of Trojan horse program. The shielding device is extremely high in practical value.