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84results about How to "Reduce the space required for storage" patented technology

Roman shade

A Roman shade includes an upper rail, a Roman shade assembly attached to a lower side of the upper rail that is pendent and foldable, and a rolling shade retractable in the upper rail and retained at the backside of the Roman shade assembly. The Roman shade assembly includes a fabric shade, and the fabric shade has at least one pressing rod on the backside and a positioning means at a distal end. The rolling shade includes a main shaft in the upper rail with a winding means and a shade surface. The shade surface has one end fastened to the main shaft and another end running through the pressing rods and anchored on the positioning means. The winding means can be used to reduce a holding space and retraction and extension of the Roman shade can be controlled by the rolling shade. Operation is simpler with less effort.
Owner:CHENG LI MING

Foldable propeller

ActiveCN104071329AReduce manufacturing costWill not be damaged by bendingPropellersFolding propellerEngineering
The invention relates to a foldable propeller. The foldable propeller is provided with a left paddle blade, a right paddle blade, an upper paddle cover and a lower paddle cover, wherein mounting ends are respectively mounted on the left paddle blade and the right paddle blade, the mounting ends of the left paddle blade and the right paddle blade are clamped between the upper paddle cover and the lower paddle cover, the mounting end of the left paddle blade is connected with the upper paddle cover and the lower paddle cover in a hinge manner, the mounting end of the right paddle blade is connected with the upper paddle cover and the lower paddle cover in a hinge manner, horizontal connecting rods are respectively arranged at the middle parts of the upper paddle cover and the lower paddle cover, and motor shaft mounting holes are formed in the middle parts of the horizontal connecting rods. The foldable propeller has the advantage of low manufacturing cost of moulds. The paddle blades of the foldable propeller can be folded, a motor shaft of a motor for driving the propeller is not bent and damaged under the impact of the left paddle blade and the right paddle blade, and the maintenance cost generated by the damage of other important parts is reduced. Simultaneously, the folded propeller can be used for protecting the left paddle blade and the right paddle blade well during carrying.
Owner:徐州博创建设发展集团有限公司

Unmanned aerial vehicle based cleaning robot

The invention relates to the field of robots, and discloses an unmanned aerial vehicle based cleaning robot. The unmanned aerial vehicle based cleaning robot includes a circular robot body; a dust collection chamber is arranged in the robot body; a dust suction fan is arranged in the dust collection chamber; drive wheels, a first inlet of the dust collection chamber and a rolling brush are arranged on the bottom of the robot body; the first inlet of the dust collection chamber is formed in the front end of the bottom of the robot body; the rolling brush is arranged in the first inlet of the dust collection chamber and contacts a ground surface; a second inlet of the dust collection room is formed in the center of the top of the robot body, and a filtering screen is arranged on the second inlet of the dust collection chamber; a plurality of foldable rotation wing mechanisms are arranged on the periphery of the top of the robot body, and the rotation wing mechanisms are evenly arranged along the circumference of the top of the robot body; and edge brushes which can synchronously rotate with the rotation wing mechanisms are arranged on the tops of the rotation wing mechanisms. The cleaning robot can clean trashes on a floor like the common sweeping robots, and can clean spider webs and dust on a roof.
Owner:广西电网有限责任公司崇左供电局

Nano-multifunctional washing sheet

The invention relates to a nano-multifunctional washing sheet. The washing sheet comprises the following components: a surfactant, nano-carbon dioxide powder, composite powder of nano-zinc oxide and nano-silicon oxide, nano-silver, a washing agent, a bonding agent, a color covering agent, a disintegrating agent, spice, pigments and deionized water. The nano-multifunctional washing sheet disclosed by the invention adopts the nano-powder, so that the traditional washing habit is optimized; natural properties of washings are fully protected; mildewing and pollution of a washing machine are solved; the great waste of water for rinsing is avoided; and the secondary pollution of washing wastewater is thoroughly solved.
Owner:江苏常泰纳米材料有限公司

Multifunctional note computer desk

The invention relates to a multifunctional note computer desk for a note computer, which belongs to an office supply. The computer desk comprises a desk board, a support frame and desk legs, wherein an article storage groove, a mouse pad and a small desk lamp are arranged on the desk board; a heat-radiating fan, a baffle block and a USB (Universal Serial Bus) expansion interface are arranged on the support frame which s rotatably connected with the desk board; the rotating and fixing of the supporting frame is realized in the way that a support rod of the support frame is embedded into a support groove of the desk board; and the desk board is rotatably connected with the desk legs. The invention has the essential points that the angle of the support frame is adjustable; the heat-radiating fan arranged on the support is hidden and is buckled by a protective cover; and the desk legs are rotatably connected in a multi-section embedded mode, i.e. the desk legs are divided into multiple sections, the sections are rotatably connected and one section can be embedded into another section. With the structure, the invention not only effectively reduces the volume and the storage space of the desk legs, but also does not influence the height adjustment of the desk legs, has wider application range and is suitable to be used indoor or outdoor by direct placement.
Owner:舒丹燕

Method for optimizing quantum circuit simulation

The invention discloses a method for optimizing quantum circuit simulation and belongs to the field of quantum computation. The method for optimizing the quantum circuit simulation comprises the following steps: (1) transforming an N-bit quantum logical gate into M groups quantum logical gates, wherein a simulation result is the sum of results of simulation carried out on M groups transformed circuits respectively, N is more than or equal to 2, and M is more than or equal to 2; and (2) continuing transforming the N-bit quantum logical door in a subcircuit after transformation every time untilan independent subcircuit is found out, and carrying out simulation on each independent subcircuit. Compared with the prior art, the method disclosed by the invention overcomes the technical problemsthat quantum circuit simulation storage space is too large and computation time is too long. The method disclosed by the invention can carry out simulation on a quantum circuit by virtue of a simulation algorithm with low calculated amount and low storage and has the advantages of increasing computing speed of a computer, reducing storage space and improving bit quantity limit of a classical computer simulation quantum circuit.
Owner:ORIGIN QUANTUM COMPUTING TECH (HEFEI) CO LTD

Combinable vehicle chassis device

The invention relates to a combinable vehicle chassis vehicle which can be operated independently. The combinable vehicle chassis comprises a front suspension system, a swinging system, a tightening system, a drive system, a brake system, a steering system, a combination system, a signal synchronous port system and a rear suspension system, and is characterized in that the front suspension system and the rear suspension system are respectively arranged on the front end and the rear end of a vehicle and respectively connected with a front single wheel and a rear single wheel, the chassis device comprises a front swinging system and a rear swinging system, the front suspension system which is arranged on the front end of the vehicle is connected with a vehicle body mechanism skeleton through the front swinging system, the rear suspension system is connected with the vehicle body mechanism skeleton through the rear swinging system, and the tightening system, the combination system and the signal synchronous port system are respectively arranged on two sides of a vehicle chassis. When a device is independently driven, due to the two-wheel structural form, the advantages of low cost, small size and high utilization rate of a battery can be realized, and the advantage for improving the market popularization rate, improving the trip convenience and flexibility and reducing the storage space and the application space can be realized.
Owner:HUNAN UNIV AISHENG AUTO TECH DEV

Starch-based foaming packing material precursor, starch-based foaming packing material and preparation methods

The invention discloses a preparation method of a starch-based foaming packing material precursor. The preparation method comprises steps as follows: (1) materials comprising 83wt%-86wt% of hydroxypropyl starch, 4wt%-8wt% of polyvinyl alcohol, 5wt%-10wt% of a plasticizer, 1wt%-2wt% of a nucleating agent and the balance of water are weighed; (2), the hydroxypropyl starch, the polyvinyl alcohol and the nucleating agent are put in a high-speed mixer and premixed at the normal temperature; (3), the plasticizer and water weighed in the step (1) are added to the materials, the mixture is blended, and a pretreatment material is obtained; (4), the pretreatment material is subjected to extrusion and granulation: (5), granules obtained in the step (4) are dried until the water content ranges from 13% to 15%, and the starch-based foaming packing material precursor is obtained. The invention further discloses a method for preparing a starch-based foaming packing material by adopting the starch-based foaming packing material precursor. The problems that the foaming packing material is large in size and occupies a lot of space during transportation and storage and the cost is high are solved.
Owner:SOUTH CHINA UNIV OF TECH

Intelligent power network controller and working method thereof

The invention relates to an intelligent power network controller comprising a program-controlled amplifier, a current sensor, and a central controlling unit. A current amplification signal output terminal of the program-controlled amplifier is connected to the central controlling unit. An inverse-time over-current protection curve is stored as a baseline in the central controlling unit. A time setting coefficient corresponding to the baseline is Tp0. A time setting coefficient corresponding to a circuit requiring testing is Tp1, wherein the current sensor is in the circuit. An amplification multiple of the program-controlled amplifier is controlled at the value of Tp0 / Tp1 by the central controlling unit. According to the volume of the current amplification signal outputted by the program-controlled amplifier, a corresponding protective action time limit T0 is retrieved on the baseline. An actual protective action time limit T1 is calculated according to a formula that Ti=(Tp1 / Tp0)T0. Finally, according to the actual protective action time limit T1, the central controlling unit executes a protection action through a driving circuit connected to the central controlling unit, such that the tested circuit with the current sensor is cut off.
Owner:常州电子研究所有限公司

Bio-enzyme-CTAB joint conditioning method for sludge

The invention provides a conditioning method used before sludge dewatering. The method includes the following implementation steps that 1, the temperature and pH of sludge are regulated to be within the proper range of a bio-enzyme; 2, the bio-enzyme is added into the sludge and mixed evenly, and a reaction is carried out for a period of time; 3, a certain amount of CTAB is added into the sludge, stirred and mixed, a reaction is carried out for a period of time, and then the mixture enters a dewatering unit. According to the method, the EPS component degrading and bound water releasing effects of the bio-enzyme and the hydrophobicity-hydrophilicity and charge neutrality of CTAB are combined, the advantages of the bio-enzyme and the advantages of CTAB are fully exerted, synergic effects are achieved, and the moisture content of sludge cakes is reduced to be 70% or lower after the sludge is dewatered. Besides, in the method, a conditioner is low in cost and wide in application range, all conditioning steps are clear and definite, operation is convenient, reduction is obvious, and the follow-up disposal cost of the sludge can be reduced.
Owner:BEIJING FORESTRY UNIVERSITY

Preparation method of high-energy 3.5-valent pure hydrochloric acid system vanadium electrolyte

InactiveCN108023109AHigh concentration of vanadium ionsQuality is easy to controlRegenerative fuel cellsHigh energyEnergy consumption
The invention provides a preparation method of a high-energy 3.5-valent pure hydrochloric acid system vanadium electrolyte. The preparation method comprises the following steps of performing mixing ona vanadium mixture a and a vanadium mixture b based on a certain proportion to enable the mixed vanadium mixture to become a vanadium mixture c with the comprehensive valence state of 3.50; adding the vanadium mixture c and water into a reaction tank based on a certain proportion, and then adding 30-37mass% of hydrochloric acid, and performing heating to enable the temperature of the solution tobe heated to 40-125 DEG C, maintaining the reaction for 0.5-10h and then stopping heating, wherein when the temperature is declined to 15-45 DEG C, the prepared electrolyte is obtained. The electrolyte obtained in the invention is high in vanadium ion concentration, and the positive electrode and negative electrode electrolyte can achieve relatively high stability in a relatively wide temperaturerange; and in addition, the adopted preparation process is high raw material adaptability, simple in flow, convenient to operate, and low in production energy consumption, and the produced electrolytehas controllable quality.
Owner:HUNAN YINFENG NEW ENERGY

High-efficiency fingerprint image processing method

The invention relates to a high-efficiency fingerprint image processing method. After a fingerprint flow direction judgment is acquired, the image enhancement by utilizing frequency-domain filtering in the prior art is substituted by combining two composite filtering modes of linear filtering and rhombic filtering, and image enhancement characteristics are displayed by utilizing image binaryzation; a composite filter can assuredly carry out the image enhancement and repair break lines aiming at different flow directions of all points so as to reduce the situation of inaccurate judgment; and in addition, the high-efficiency fingerprint image processing method can save the filtering time and the storage space by using a filtering shade with relatively lower pixels so as to reduce the time and the storage space consumed by the fingerprint image enhancement.
Owner:MOREVALUED TECHNOLOGY CO LTD

Imaging-free moving object detection and three-dimensional tracking device and method

The invention discloses an imaging-free moving object detection and three-dimensional tracking device and method. The method comprises the following steps of controlling the spatial light modulator togenerate a set of sine stripe pattern for modulation illumination by using control equipment, dividing the generated structured light into two beams of polarized light through an imaging system and abeam splitting device, reflecting the light by the reflection device and projecting the light to a scene to be measured from two orthogonal directions, generating two beams of transmission light passing through a scene, then receiving the two beams of transmission light by a photoelectric detector, obtaining a signal amplitude by a data acquisition card, and judging whether a moving object existsin the scene and obtaining a three-dimensional space coordinate and a moving track of the moving object by control equipment according to the change of the signal amplitude. The device is simple in structure and low in cost, the method does not need to acquire, reconstruct or process the image of the object, the amount of data required to be acquired for spatial positioning is small, the data acquisition time is short, the calculation complexity is low, the consumed time is short, and long-time real-time detection and tracking of a moving object and even a high-speed moving object can be realized.
Owner:JINAN UNIVERSITY

Thin-walled cylinder part assembling and welding supporting device

The invention belongs to the technical field of machining, and particularly relates to a thin-walled cylinder part assembling and welding supporting device. An existing part structure is utilized, thenovel thin-walled cylinder part assembling and welding supporting device is provided, quick supporting and heat radiation of thin-walled cylinder part assembling and welding are achieved, damage caused when a supporting device is removed is avoided, and the production cost and storage space are reduced. According to the thin-walled cylinder part assembling and welding supporting device, three sets of wedge-shaped movable cushion blocks precise in angle are designed, the stress deformation problem and the dabber retreating problem caused during demounting and mounting are solved, and high-precision welding of a thin-wall cylinder part is achieved. According to the thin-walled cylinder part assembling and welding supporting device, a conical positioning ring and the conical faces of the cushion blocks are combined to adjust the radial clearance, the machining errors of all workpieces are effectively complemented for, and the positioning precision is guaranteed.
Owner:西北机电工程研究所

Method, device, equipment and system for predicting gas bearing capacity of tight sandstone reservoir

The embodiment of the invention discloses a method, device, equipment and system for predicting the gas bearing capacity of a tight sandstone reservoir. The method comprises the following steps: acquiring pre-stack seismic angle gather data of a tight sandstone reservoir to be predicted; inputting the pre-stack seismic angle gather data into a pre-constructed multi-attribute simultaneous prediction hybrid convolutional neural network, wherein the multi-attribute simultaneous prediction hybrid convolutional neural network comprises a shared sub-network and a branch network of a plurality of tasks; based on the shared sub-network, obtaining multi-source fusion information of the tight sandstone reservoir to be predicted; and respectively inputting the multi-source fusion information into branch networks of the plurality of tasks, and simultaneously obtaining prediction results of tight sandstone lithofacies distribution and reservoir gas bearing capacity. By utilizing the embodiment of the invention, the precision of predicting the gas bearing capacity of the tight sandstone reservoir from the pre-stack seismic angle gather data based on the convolutional neural network can be effectively improved, the network complexity and the storage space are reduced, and the calculation efficiency is improved.
Owner:CHINA UNIV OF PETROLEUM (BEIJING)

Adjustable die for transformer coil winding

The invention discloses an adjustable die for transformer coil winding. The adjustable die comprises a die body, and is characterized in that the die body comprises a winding sleeve composed of at least four die sections, and the inner side of each die section is connected with a hollow die shaft through a hinge; a die center shaft penetrates through the hollow die shaft; the die center shaft is composed of a middle section, a threaded section and a cube section, the threaded section and the cube section are arranged on the two sides of the die center shaft, the middle section is matched with the hollow die shaft, the cube section penetrates through the center of a second spoke disc, the threaded section penetrates through the center of a first spoke disc, the threaded section is sleeved with a shaft sleeve, and the shaft sleeve is in threaded connection with the threaded section; the shaft sleeve is provided with a limiting structure, the shaft sleeve end on one side of the limiting structure penetrates through the first spoke disc, and the first spoke disc is limited at the limiting structure. The adjustable die is high in universality, the variable diameter of the die body can be suitable for manufacturing of different types of coils, production cost is greatly reduced, and production efficiency is improved.
Owner:CHINT ELECTRIC

Improved industrial container for packaging and transporting multiple glass panels or the like

The invention relates to an industrial container (1) to be used as an envelope to protect the perimeter of the block formed by multiple panels (Cp) packaged into the container (1), for example flat glass panels or panels of other materials to be transported in the vertical position; the container comprises a framework (Qd) formed by a set of modular troughs (Cm), including an upper trough (Cm1), a lower trough (Cm2) and a pair of identical side troughs (Cm3), which are essentially composed of longitudinal profiles (2) with a U-shaped cross-section and a narrow width (x) for receiving a multiple panels (Cp); these profiles (2) are made of laminated paper or another suitable material, the profiles (2) of the upper trough (Cm1) and lower trough (Cm2) comprising reinforcement zones (3) for binding by means of strips (FT), the reinforcement zones (3) being formed by the juxtaposition of pairs of steel plates (3a) on the flat surface (2a) of the longitudinal profiles (2), while the longitudinal profiles (2) of each side trough (Cm2) also receive a protection cover (4) that has a U-shaped cross-section and is made of steel; the flat inside surface (2b) of the profiles (2) of the modular troughs (Cm) receives internal supports (5) for accommodating and protecting the peripheral edges of the multiple panels (Cp) packaged inside the framework (Qd).
Owner:塞萨·瓦伦蒂姆·赞奇特

Numerical solution method for rock stratum-lining stress deformation of shield subway tunnel

The invention relates to a numerical solution method for rock stratum-lining stress deformation of a shield subway tunnel, which comprises the following steps of: 1) defining geometrical parameters and material parameters of a tunnel structure according to geological survey data; 2) establishing a two-dimensional numerical calculation model, dividing model grids, defining model boundary conditions and stress field conditions, and calculating the model to balance; 3) applying gravity load according to material attributes, resetting the displacement of the model and calculating the model to be balanced; 4) excavating a tunnel in the model, defining a non-uniform deformation convergence mode based on gap parameters, controlling a displacement boundary by debugging the stress of each node of a rock stratum boundary, and calculating the model to be balanced; (5) applying a lining to the tunnel boundary, releasing tunnel boundary stress to reduce the tunnel boundary stress to 0, and calculating the model to be balanced, and (6) extracting a rock stratum-lining stress and deformation distribution rule according to the balanced model.By simplifying the three-dimensional numerical method of the shallow-buried shield subway, a beneficial reference can be provided for the design of a shield subway structure.
Owner:INST OF ROCK AND SOIL MECHANICS - CHINESE ACAD OF SCI

Building wall painting and trowelling device

InactiveCN114033132AReduce storage space requiredImprove efficiencyBuilding constructionsWorkbenchAir pump
The invention discloses a building wall painting and trowelling device which comprises a moving mechanism, a supporting mechanism, a transmission mechanism and a painting mechanism, the moving mechanism is used for moving the device and comprises a workbench, a rotating shaft, a threaded block, a turbine, a fixing block, wheels and a rotary knob, the rotating shaft is rotationally connected to the interior of the workbench, the threaded block is coaxially and fixedly connected to the rotating shaft, the turbine is meshed with the threaded block, the fixing block is fixedly connected to the turbine and rotationally connected to the workbench, the wheel is fixedly connected to the fixing block through a pin shaft, and the rotating shaft penetrates through the workbench, the knob is coaxially and fixedly connected to the end, located outside the workbench, of the rotating shaft. The device has the advantages that the device can be quickly recycled through the straight rod, the connecting rod and the supporting rod, the space needed for storage is greatly reduced, meanwhile, the device can be automatically stretched and contracted through the air pump, and the efficiency is improved.
Owner:嘉悦(湖州)建筑材料有限公司

Foldable protective barrier near side of building

The invention discloses a foldable protective barrier near one side of a building. The foldable protective barrier comprises a plurality of upright pillars, wherein the bottom of each upright pillar is fixedly connected with a building surface; the upright pillars are sequentially connected in a hinged way by transverse bars at the top; and the axes of rotating shafts connected in a hinged way are parallel to one another. The size and the specification of parts take the prior art as reference, large-scale change is not needed. In the whole connection system of the protective barrier, the connection type of traditional steel pipe fastener is abandoned, fastener connection is completely given up, the cost is saved greatly and the whole weight of the protective barrier is reduced. A hinge connection structure is adopted between the upright pillars and the transverse bars at the top, so that the protective barrier is can be folded during transport and storage processes, the transport space is saved, fastener connection is not needed, and the transported weight and the storage space are reduced. During the installation of the foldable protective barrier, only hinges are rotated to a proper angle and the upright pillars are fixed on the building surface; both installation and detachment are convenient and time and labor force are saved greatly.
Owner:NORNOVA GRP

Gardening grinder

The invention relates to a gardening grinder comprising a main body (5a), a motor (10) arranged in the main body (5a), a cutting mechanism (11) rotating around a rotary central axis (Z2) under the drive of the motor, and a material receiving container (4a) capable of being detachably assembled on the main body (5a) along the direction of the rotary central axis, wherein the material receiving container is provided with an opening (31a) for receiving grinded materials; the main body is provided with a grinded material discharge mouth arranged below the cutting mechanism; and the material receiving container (4a) is provided with a containing space (45a) for storing the main body (5a). All the components of the gardening grinder can be effectively piled together so that the packaging size and the storage space can be reduced to the maximum extent and the production cost is lowered.
Owner:POSITEC POWER TOOLS (SUZHOU) CO LTD

Zoom lens and digital camera

The invention relates to the technical field of imaging, in particular to a zoom lens and a digital camera. The zoom lens is used for improving the depth of a field of the zoom lens, and therefore a target scene, a target close shot, a target long shot and a sharply focused image can be obtained. The zoom lens comprises a zoom set and a focusing set which are sequentially arranged from the object side to the image side, wherein the zoom set comprises a first convex and concave lens, a first biconcave lens and a first convex lens which are sequentially arranged from the object side to the image side; the convex face of the first convex and concave lens faces the object side, and the focal power of the first convex and concave lens is negative; the focal power of the first biconcave lens is negative; the convex face of the first convex lens faces the object side, and the focal power of the first convex lens is positive; the focusing set comprises a first biconvex lens, a second convex lens, a second biconcave lens, a second biconvex lens and a third biconvex lens, all of which are sequentially arranged from the object side to the image side; the focal power of the first biconvex lens is positive; the convex face of the second convex lens faces the object side, and the focal power of the second convex lens is negative; the focal power of the second biconcave lens is positive; the focal power of the second biconvex lens is positive; the focal power of the third biconvex lens is positive. The invention further discloses the digital camera comprising the zoom lens with the characteristics.
Owner:ZHEJIANG DAHUA TECH CO LTD

Modified spring cushion for film frame shipper

A film frame shipper that provides enhanced prevention of the jumping of film frames within the film frame shipper. In addition, the structures that prevent jumping also augment alignment of the filmframes during loading into the shipper. Furthermore, in certain embodiments, these structures enable a closer tolerance fit between the thickness of the film frames and the registration slots, therebyreducing play between the film frame and the registration slot and attendant particle generation.
Owner:ENTEGRIS INC

Multifunctional note computer desk

The invention relates to a multifunctional note computer desk comprising a desk board, a support frame and desk legs, wherein the support frame is rotatably connected to the desk board, the rotary fixation of the support frame is embedded in a support groove of the desk board through a support rod of the support frame, and the desk board is rotatably connected to the desk legs. The invention has a design key point that the desk legs are provided with at least three H-shaped rods, the H-shaped rods except the tail section of the desk legs are in U-shaped hollow out for the rod parts, the rod parts of the tail sections of the desk legs are solid or U-shaped hollow out; the H-shaped rods are connected to the two desk legs through the desk leg connection rod, both ends of the desk legs are provided with notches which are clamped on a middle rod of the H-shaped rod; the tail sections of the desk legs are provided with dialing blocks; the positions for rotary connection of the desk board in the desk legs and the rotary positions between various sections in the desk legs are all provided with clamp strips and slots, wherein when the desk legs are open, the clamp strips are embedded in the slots. With the structure, the invention not only effectively reduces the volume and the storage space of the desk legs, but also does not influence the height adjustment of the desk legs, has wider application range and is suitable to be used indoor or outdoor by direct placement.
Owner:舒丹燕

Section bar automation production line

The invention discloses a section bar automation production line. The section bar automation production line comprises a molding station, a surface-gloss treatment station, a cleaning station and a packaging station. and the section bar of the molding station passes through the surface-gloss treatment station, the cleaning station and the packaging station. the cleaning station comprises a charging zone, a cleaning pool, a discharging zone and a conveying mechanism for inclined drawing of the section bar away from the liquid surface of a cleaning pool which are arranged in order; and the conveying mechanism is used for passing the section bar through the charging zone, the cleaning pool, and the discharging zone in order along a unsmooth curve path. The section bar automation production line realizes full automation and continuous operation for section bar production, labor cost is greatly reduced, and section bar carrying time and storage space can be reduced.
Owner:佛山博睿荣创智能科技有限公司

Trousers rack

A trousers rack comprises a hook, a hook frame, short rods, long rods and clamps. The hook and the hook frame are fixed to be of an integral structure, the hook is arranged on the barycenter of the whole trousers rack, round holes are formed in two lower ends of the hook frame of the trousers frame, an inserting groove is formed in each short rod of the trousers frame, the hook frame is rotatably connected with the inserting grooves of the short rods through the round holes to form a foldable structure, the short rods and the long rods surround to form a rectangle, and at least two clamps are mounted on each long rod. The trousers rack is simple in structure and low in cost, and thick and heavy trousers can be hung on the trousers rack without deformation and breakage; when the trousers rack is in use, a trousers rack is in use, a trousers opening is pulled open and clamped on the clamps of the long rods, so that area of contact with air is increased greatly, and quick air-drying of trousers is facilitated; when dry and clean trousers are hung on the trousers rack, two rows of the long rods can be used for hanging two pairs of trousers; when the trousers rack is not needed for hanging the trousers, the trousers rack can be used for airing small articles like socks and mop; when the trousers rack is not needed, the hook frame can be folded, so that space for storage is reduced.
Owner:陈世德

Method for improving sludge dewatering performance through ozone/coagulant/hydrophobic polyurethane

The invention provides a method for improving sludge dewatering performance through ozone / coagulant / hydrophobic polyurethane. The method comprises S1, performing gravity settling and screening on original sludge; S2, inletting ozone microbubbles into the sludge processed in S1 for reaction; S3, uniformly mixing the coagulant with the sludge processed in S2 for mixed reaction; S4, uniformly mixingthe hydrophobic polyurethane into the sludge processed in S3, and then performing dewatering treatment to obtain a sludge cake. According to the method for improving the sludge dewatering performancethrough the ozone / coagulant / hydrophobic polyurethane, the ozone achieves moderate decomposition of sludge and flocculates through oxidation, then the coagulant is applied to achieving flocculate reconstruction and positive charge neutralization to further increase the size of sludge flocculates and further achieve conversion from bound water to free water, and the hydrophobic polyurethane is applied to structuring moisture releasing channels to improve the dewatering performance of the sludge. The method for improving the sludge dewatering performance through the ozone / coagulant / hydrophobic polyurethane is significant in synergistic effects, convenient to operate, low in price of conditioning agent, wide in applicability, significant in dewatering effects and the like.
Owner:SHANGHAI JIAO TONG UNIV

Portable support convenient to fold and operating platform applying same

The invention relates to the field of folding furniture, in particular to a portable support convenient to fold and an operating platform applying the same. The portable support comprises two rotating shafts, two support legs which are respectively hinged to the rotating shafts, and a shearing mechanism which is hinged between the support legs and the rotating shafts; the end parts of the support legs are hinged to the outer walls of the rotating shafts through hinged pieces so that the support legs rotate to unfold or fold to be adhered to the outer walls of the rotating shafts all around the end parts; the two rotating shafts are respectively arranged on two operating platform plates through a rotating base, and the edges of splicing places of the two operating platforms are hinged together. The portable support and the operating platform applying the portable support can be provided according to the above contents; the portable support has a special hinged structure and a folding way, so that the operating platform applying the portable support, such as a folding table, a folding bed, a folding chair, is more stable in unfolded structure, and the storage and conveying spaces after the folding can be greatly reduced, so as to be convenient for application and transportation of the operating platform.
Owner:FOSHAN SHIJING TOURISM PROD
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