48results about How to "Slender structure" patented technology

The invention relates to a hexapodous biomimetic wet-sucking wall-climbing robot, which belongs to the technical field of bionics. The robot comprises a body framework, biomimetic podites, motors, a driving circuit, a pre-compression structure, a cam structure and a pull rope structure, wherein all the components are installed on the body framework. The body framework comprises a support and a crossbeam which is installed in the groove of the body framework; each biomimetic podite comprises a base seat, a femur, a tibia, a spring steel sheet and a flexible structure, one end of the femur and the flexible structure is connected with the base seat, the other end thereof is connected with the tibia, and the spring steel sheet is installed on the tibia; the driving circuit performs joint control to the motors, the motors are vertically installed in the motor grooves and horizontally installed on the crossbeam; the pre-compression structure comprises a podite support and a T-shaped femur extension support which are connected through a spring; the cam structure comprises a cam and a cam fixing support, one end of the cam is fixed on the motor shafts, and the other end is connected with the cam fixing support; the pull rope structure comprises a pull rope support, pull ropes and brake lines, and the pull ropes are connected with the biomimetic podites through the pull rope support. The hexapodous biomimetic wet-sucking wall-climbing robot has the advantages of simple structure, part modularization and standardization, convenient processing and assembly, hollow structure, light overall weight, multi-motor driving, easy gait planning, and easy realization of stable and reliable operation of the hexapodous wall-climbing robot.

A polishing pad of excellent durability has a polishing layer is arranged on a base material layer, and the polishing layer comprises a thermosetting polyurethane foam having roughly spherical interconnected cells with an average cell diameter of 35 to 300 μm.

A polishing pad of excellent durability has a polishing layer is arranged on a base material layer, and the polishing layer comprises a thermosetting polyurethane foam having roughly spherical interconnected cells with an average cell diameter of 35 to 300 μm.

The invention provides environment-friendly paper and a preparation method thereof. The environment-friendly paper comprises the following components by weight percent: 65-85% of calcium carbonate fibers, 3-10% of thermoplastic starch, 10-20% of polyolefin resins and 2-5% of auxiliary components, wherein the calcium carbonate fibers are needle-like single-crystal fiber materials with average diameter of 0.5-1mu m and length diameter ratio being not less than 20 / 1; the thermoplastic starch is the micronized, plasticized and modified starch material; the polyolefin resins are polyethylene or polypropylene materials with melt index being 5-30; and the auxiliary components at least comprise surfactants with contents being not less than 1% and lubricants with contents being not less than 1%. The environment-friendly paper has the characteristics of low ration, little proportion and stable and uniform size, has good ink absorbency and printing adaptability, excellent performance indexes, such as whiteness, opacity, smoothness and tensile index and good texture and processability and can realize thermoplastic process. The environment-friendly paper accords with the present national development policy of the low carbon industry and has broad market prospect.

A capo that includes a clamping bar (1) which is intended to extend transversely over the fingerboard on the neck of a stringed instrument, and a tensioning device which includes a resiliently bendable tensioning strap (6) whose one end-part (2) is essentially flexurally rigid and connects generally perpendicularly with one end of the bar (1). The other end can be detachably connected to the other end of the bar (1) with the aid of a fastening means (7, 8, 9; 11, 12), so as to clamp the bar (1) securely against the fingerboard with a desired clamping force. The tensioning strap (6) is free-standing from bar in its non-tensioned memory state, and the one end-part of the tensioning strap is directed at its connection with the bar in a manner such as to diverge from the undersurface of the neck when no tension is applied to the strap (6). The tensioning strap has in a non-tensioned state a memory form in which the strap holds the components of the fastening means (7, 8, 9; 11, 12) close to their mutual position of engagement. The tensioning strap (6) is pre-formed such that when initially tensioned, it will contact the neck in a peripheral region that lies beyond the symmetry plane of the neck (6) from a corner angle (3) between the one bar end and one end-part (2) of the strap, whereby a force resultant to the area of contact of the strap with the neck (6) strives to hold the neck corner (4) in engagement with the corner angle (3) and therewith tighten or tension the capo.

A door closer, in particular a hinge door closer, including a locking function or free-swing function, having a door closer housing, an output shaft to be connected to a door, a piston assembly connected to the output shaft and guided in the door closer housing, a closer spring, a piston rod adapted to connect the piston assembly to the closer spring, a hydraulic lock compartment adapted to lock the closer spring, and a spring-loaded check valve arranged between the lock compartment and a space becoming smaller during the opening process of the door, in particular an accommodating space for the closer spring. The spring-loaded check valve locks toward the space becoming smaller.

A wind turbine generator (1) is disclosed comprising a nacelle (7) and rotor (8), and a tower (2, 3, 5) between said nacelle and a foundation (4), wherein said tower comprises an ultra-high performance fiber reinforced composite (UHPFRC) tower part (3) extending from the foundation (4) and including at least four tower segments (13, 14, 15, 16) arranged on top of each other to form a column, and pre-tensioning steel strands or bars (22) for pre-tensioning said tower segments (13, 14, 15, 16) in a vertical direction, wherein said UHPFRC tower part (3) is made in a UHPFRC with a percentage of steel fibers per volume in the range of 0.5 to 9, such as 1 to 6, and preferably in the range of 2 to 4.

A moving walkway pallet is composed of a series of plates of a plate belt arranged to circulate between two deflecting regions of the walkway. Each plate has a base body with a base surface to which a tread element can be attached. The plates are pivotally connected to each other along pivot axes (SA) extending across a width (B) of the plates. The pivot axis is located either in a plane containing the base surface or above the side of the plane, remote from the base body. The base body has a width base body cross-section having a geometric center of gravity arranged below the base surface.

The invention provides a fabricated net-shaped suspender tie-bar arch bridge. The fabricated net-shaped suspender tie-bar arch bridge is composed of prefabricated arch ribs, prefabricated tie bars, prefabricated beams, net-shaped suspenders, prefabricated bridge deck slabs, prestressed steel cables of the prefabricated arch ribs, prestressed steel cables of the prefabricated tie bars, high-strength anchor rods and cast-in-place wet joints; the prefabricated arch ribs and the prefabricated tie bars are integrally formed, the net-shaped suspenders are arranged between the prefabricated arch ribsand the prefabricated tie bars, the prefabricated beams are supported below the prefabricated tie bars through the high-strength anchor rods, and fixedly arranged below the prefabricated tie bars atintervals, and the prefabricated bridge deck slabs are laid on every two adjacent prefabricated beams, and provided with the cast-in-place wet joints. The fabricated net-shaped suspender tie-bar archbridge is generally applicable to highway bridges, branch overpass bridges and municipal bridges, the span length can reach 50-250 m, and the fabricated net-shaped suspender tie-bar arch bridge has the advantages of being high in fabricated degree, low in dead weight, strong in spanning capability, high in construction speed, excellent in mechanical performance, low in cost, good in landscaping performance and the like, and is a novel fabricated bridge structure easy to popularize.

A door closer, in particular a hinge door closer, including a locking function or free-swing function, having a door closer housing, an output shaft to be connected to a door, a piston assembly connected to the output shaft and guided in the door closer housing, a closer spring, a piston rod adapted to connect the piston assembly to the closer spring, a hydraulic lock compartment adapted to lock the closer spring, and in particular a free-swing assembly which is adapted to enable a translational motion of the piston assembly decoupled from the closer spring when the closer spring is locked.

The invention discloses a tilting structure of an aircraft and a vertical take-off and landing aircraft, and belongs to the technical field of aircrafts. The tilting structure of the aircraft comprises a shell, a tilting arm, a screw rod assembly, a connecting rod and a driving device, wherein the tilting arm can be pivoted to the shell up and down in a pivoting mode; the screw rod assembly comprises a screw rod and a screw rod nut, and the two ends of the connecting rod are hinged to the tilting arm and the screw rod nut correspondingly; the driving device is connected with the driving end ofthe screw rod and is used for driving the screw rod to rotate; and the driving device drives the screw rod to rotate so as to drive the screw rod nut to slide back and forth, and then pushes the connecting rod to enable the tilting arm to tilt up and down so as to realize the vertical take-off and landing function. According to the titling structure, the screw rod nut is used for transmitting power, so that a whole tilting mechanism has the advantages of being slender and compact in structure, small in pneumatic resistance, high in reliability and long in service life. The invention further provides the vertical take-off and landing aircraft.

The invention relates to a high-heat conductivity PBT composite material and a preparation method thereof. The composite material is prepared from the following components in parts by weight: 60-80 parts of PBT, 8-12 parts of a heat conduction filler, 20-30 parts of calcium sulfate whiskers, 0.1-0.5 part of an antioxidant and 0.1-0.3 part of a lubricant, wherein the heat conduction filler is treated magnesium oxide. After MgO is subjected to surface treatment, the dispersity of the MgO in a PBT resin matrix is improved, the surface activation energy of the MgO is reduced, adhesion between the MgO and the PBT resin matrix is enhanced, interfacial adhesion between the filler and the resin matrix is improved, the heat resistance at the interface is reduced, and a heat conductivity coefficient of the composite material is increased.

The invention relates to a halogen-free flame-retardant reinforced type ABS (acrylonitrile-butadiene-styrene) composite material and a preparation method thereof, and relates to the technical field of plastics. The halogen-free flame-retardant reinforced type ABS composite material adopts the technical scheme that the halogen-free flame-retardant reinforced type ABS composite material consists of an ABS matrix, a main flame-retardant matrix, a synergic matrix, a reinforced matrix, an anti-dripping agent, an antioxidant, a charring agent, paraffin and a color master batch. The halogen-free flame-retardant reinforced type ABS composite material and the preparation method have the advantages that by utilizing the compounding synergic function of the main flame-retardant matrix, the synergic matrix and the reinforced matrix, the flame-retardant property and mechanical property are good; by compounding inorganic components and organic components, the synergic function is formed, the flame-retardant efficiency and mechanical property of the composite material are improved, and the cost of material is reduced; by using the technology to produce, the technology is simple, the operation is convenient, the production efficiency is improved, and the production cost is reduced; while the property of the composite material is reached, the comprehensive cost is lower than the cost of the traditional ABS composite material.

The invention discloses a steam heating type cooking utensil, belongs to the field of kitchen household appliances, and solves the problem that pots in existing steam rice cookers cannot be taken andplaced conveniently. The steam heating type cooking utensil includes a machine body and a pot externally arranged on the machine body. The machine body is provided with a steam generator and a steam outlet communicating the steam generator; the pot includes a pot body, a pot cover and an arm-type handle arranged on the pot cover, and the pot body and the pot cover are defined to be arranged outside a cooking cavity; and the arm-type handle is provided with a butt joint part extending out of the peripheral side of the pot cover, a steam butt joint port communicating the cooking cavity is arranged on the butt joint part, and the butt joint part is in butt joint with the machine body so as to enable the steam butt joint port to communicate the steam outlet. The steam heating type cooking utensil optimizes the connection mode between the pot and the machine body, thus eliminating an original machine head, the appearance of the cooking utensil can be more exquisite and the pot can be more convenient to take and place.

It is intended to achieve the weight reduction, sliming, and downsizing of bushings, commonality of types of bushings, and simplification of operating steps. A polymer bushing comprises a conductor draw-out bar (1) having a conductor insertion hole (1a) in the lower end, a hard insulation sleeve (2) installed around the outer periphery of the conductor draw-out bar (1), a polymer clad body (3) installed around the outer periphery of the insulation sleeve (2), and an electric field mitigation layer installed on the interface between the insulation sleeve (2) and the polymer clad body (3). The insulation sleeve (2) comprises a large-diameter insulation sleeve (2a) installed around the outer periphery of the lower region of the conductor draw-out bar (1), and a small-diameter insulation sleeve (2b) installed around the outer periphery of a portion of the conductor draw-out bar (1) excluding the front end. An embedment metal part (4) for electric field mitigation purposes is embedded in a portion of connection between the large- and small-diameter insulation sleeves (2a, 2b). Further, installed at the lower end of the large-diameter insulation sleeve (2a) is a cone-shaped receiving port (5) for receiving the stress cone (13) of a cable terminal (11), the receiving port (5) communicating with the conductor insertion hole (1a) in the conductor draw-out bar (1).

The present invention relates to an optical sheet, and a polarizing plate and a liquid crystal display comprising the same, the optical sheet comprising a base film and a light condensing pattern layer formed on one surface of the base film, wherein the base film is stretched in the transverse direction (TD, width direction), and an in-plane phase retardation value (Re) represented by formula 1 below is about 5,000 nm to about 15,500 nm: Re = (nx - ny)*d where nx and ny respectively denote the refractive indexes of the x-axis and y-axis directions, and d denotes the thickness of the film.

The invention relates to the technical field of electronic cigarettes, and in particular relates to a portable and comfortable electronic cigarette. The portable and comfortable electronic cigarette comprises a shell, a first switching device used for opening and closing a cartridge pipe, a branch pipe communicating with the end part of the cartridge pipe, and a second switch device used for opening or closing the branch pipe; the shell is provided with a first mounting area used for mounting the cartridge pipe and arranged on one side of the shell, a second mounting area used for mounting a power supply device and arranged on the other side of the shell, and a third mounting area used for mounting a PCB, the first mounting area and the second mounting are arranged at one end of the shell,and the third mounting area is arranged at the other end of the shell. Through the first switch, the path through which liquid and dust enter the inside of the electronic cigarette from the cartridgepipe and the branch pipe is blocked, and thus the waterproofing and dustproofing properties are strong; and due to the layout design of the first mounting area, the second mounting area and the thirdmounting area, the assembled electronic cigarette has the slender integral structure, thus the holding of a user is comfort, the portability is strong, and finally, the user experience is greatly improved.

The invention discloses a water treatment device comprising circular pipe filling and a use method and belongs to the technical field of water treatment. The water treatment device comprises a tank body reaction system, a gas distribution system and a water distribution system, wherein gas is supplied to a gas distribution pipe via adjustment and opening of an aeration pipe, the gas distribution pipe and a pulse pipe in a gas distribution area; the pulse pipe is connected with a gas storage tank from a high pressure fan via an adjustment valve; an outlet is connected with the pulse pipe via areducing valve, an electromagnetic valve and an adjustment valve; the circular pipe filling is 3-6mm in outer diameter D, 10-30mm in length L, 0.5-1mm in pipe wall thickness h and 1.05-1.2g / cm<3> in density rho; U-shaped notches are formed at the two ends of circular pipes; and the circular pipes are made from PVC (polyvinyl chloride). An operating state of the filling can be changed by adjustinga gas distribution valve according to influent quality. The device is used for biochemical sewage treatment and has a good synchronous treatment effect on C, N and P; the working state of the fillingcan be adjusted according to different C / N ratios; back flushing is easy and low in energy consumption; the possibility of blocking is low; the surface area per unit volume is large; and the device issimple to manufacture.

A track-type spraying robot includes: a rail car, a rotary folding mechanical arm and a slide rail device, wherein: the rail car is arranged on the slide rail device and is movably connected with the slide rail device, and the rotary folding mechanical arm is movably arranged at one end of the rail car. The rail car includes: counterweight, frame and running mechanism. The rotary and folding mechanical arm includes: a rotary arm, a folding arm, a five-axis mechanical arm and a spray gun which are connected in sequence. The slide rail device includes: a track, a permanent magnetic sucker, a sucker wrench and a fixed splint, wherein: the track is arranged on the fixed splint, the permanent magnetic suckers are arranged on both sides of the fixed splint, and the sucker wrench is arranged under the permanent magnetic sucker. The invention makes the structure of the spraying robot more compact and slender through the combination of the rotating and folding mechanical arm, the rail car and the slide rail device, so that it can enter the sectioned interior cabin of the ship through a small-sized manhole, and complete the construction of the sectioned large-space interior cabin. Bulkhead spraying work.

The invention discloses an intracavity radiotherapy device which is used for bearing radioactive particles or particle strips. The device comprises: a body which is formed by winding a metal wire andis a hollow silk screen which is through from front to back; and a radioactive particle tank, wherein the radioactive particle tank is formed in the outer surface of the body, is a hollow cylindricalsilk screen which is through from front to back and is used for containing radioactive particles or particle strips, the radioactive particle groove comprises a plurality of groove bodies which are arranged in parallel, the distance between every two adjacent groove bodies is smaller than the length of the radioactive particles or particle strips, and the radioactive particle groove and the body are made of a same material and are formed by winding a metal wire, or formed by one-time injection molding of a biodegradable material. According to the intracavity radiotherapy device, the number andthe positions of the radioactive particles can be freely adjusted according to images after a doctor puts the radioactive particles into a body, and the device is slender, softer and low in manufacturing cost.

A clamping assembly for securing the canopy of a retractable awning mounted on a recreational vehicle, including one or more clamp members, each having a top section and a bottom section positioned in face opposed relation with each section having a back surface and a front surface. Each back surface includes a protruding member with an opening adapted, when aligned, to receive a means to attach the clamp member to support arms. The front surfaces form a pair of projecting face opposed clamping flanges with a space in between the two to engage the canopy material. Also provided is a pair of spring-loaded lever arms adapted for pivotal movement between a vertical position to enable the flanges to engage the canopy material in a releasable grip and a horizontal position to enable the flanges to separate and release their grip on the canopy. Rotating the lever arms in opposite directions act to adjust the tightness of the grip the flanges have on the canopy material.

The invention provides environment-friendly paper and a preparation method thereof. The environment-friendly paper comprises the following components by weight percent: 65-85% of calcium carbonate fibers, 3-10% of thermoplastic starch, 10-20% of polyolefin resins and 2-5% of auxiliary components, wherein the calcium carbonate fibers are needle-like single-crystal fiber materials with average diameter of 0.5-1mu m and length diameter ratio being not less than 20 / 1; the thermoplastic starch is the micronized, plasticized and modified starch material; the polyolefin resins are polyethylene or polypropylene materials with melt index being 5-30; and the auxiliary components at least comprise surfactants with contents being not less than 1% and lubricants with contents being not less than 1%. The environment-friendly paper has the characteristics of low ration, little proportion and stable and uniform size, has good ink absorbency and printing adaptability, excellent performance indexes, such as whiteness, opacity, smoothness and tensile index and good texture and processability and can realize thermoplastic process. The environment-friendly paper accords with the present national development policy of the low carbon industry and has broad market prospect.

The invention discloses a rail type spraying robot. The rail type spraying robot comprises a rail car, a rotary folding mechanical arm and a slide rail device, wherein the rail car is arranged on theslide rail device and is movably connected to the slide rail device; the rotary folding mechanical arm is movably arranged at one end of the rail car; the rail car comprises a counterweight block, a frame and a travelling mechanism; the rotary folding mechanical arm comprises a rotary arm, a folding arm, a five-axis mechanical arm and a spray gun which are sequentially connected movably; the sliderail device comprises a rail, permanent magnetic sucking chucks, sucking disc wrenches and a fixed clamping plate; the rail is arranged on the fixed clamping plate; the permanent magnetic sucking chucks are arranged at the two sides of the fixed clamping plate; and the sucking disc wrenches are arranged under the permanent magnetic sucking chucks. The rotary folding mechanical arm, the rail car and the slide rail device are combined, so that the spraying robot is more compact and finer in structure, and therefore, a user can enter a ship sectional inner cabin through a small-dimension manholeto accomplish cabin wall spraying operation of the sectional large-space inner cabin.

The invention discloses a manufacturing method of a whisker enhancement type fiberglass full thread roof bolt, wherein the technical process comprises the following steps: yarn supplying, resin pickup, hot briquetting, heat preservation, step cooling, dragging and cutting. The manufacturing method can overcome the defects that the traditional fiberglass full thread roof bolt has poor surface finishment, serious abrasion for equipment, poor toughness, poor fatigue resistance, poor chemical resistance, poor humidity resistance and is easy to absorb water.

The invention discloses a novel multifunctional automobile part noise test platform which comprises a main rack and an auxiliary test rack. The main rack comprises a metal bottom plate with wheels. Steel channels are fixed to the metal bottom plate. A steel channel base is movably installed on the steel channels. The two steel channels with openings opposite are fixedly installed on the steel channel base. Each steel channel is provided with a sliding block inside. Each sliding block is used for fixing an article to be tested and fixed to the corresponding steel channel through a bolt. The auxiliary test rack comprises a movable trolley provided with a supporting rod. The supporting rod is provided with a foldable mechanical arm. A test panel is installed at the tail end of the mechanical arm. An iron wire grid plate is installed on the test panel and serves as a reference grid. A test instrument is installed on the back portion of the iron wire grid plate. Under the condition that each noise test use standard is met, the novel multifunctional automobile part noise test platform is low in manufacturing cost and reliable in performance. Automatic data collection and analysis can be achieved on the upper plane, the front plane, the back plane, the left plane and the right plane, the structure is thin and light, and the reflectivity of sound is small.

The invention discloses a water treatment device containing a circular tube filler and a use method thereof, belonging to the technical field of water treatment. The water treatment device includes a pool reaction system, a gas distribution system and a water distribution system. The gas distribution area mainly supplies air to the gas distribution pipe by adjusting and opening the three types of pipes: the aeration pipe, the gas distribution pipe and the pulse pipe. The pulse pipe is regulated by a high-pressure fan. The valve is connected to the gas storage tank, and the outlet is connected to it through a pressure reducing valve, a solenoid valve and a regulating valve; the outer diameter D of the round pipe packing is 3-6mm, the length L is 10-30mm, the pipe wall thickness h is 0.5-1mm, and the density ρ is 1.05~1.2g / cm 3 , Both ends of the round tube are U-shaped cuts, and the material of the round tube is PVC. The running state of the filler can be changed by adjusting the gas distribution valve according to the quality of the influent water. The invention is used for sewage biochemical treatment and has a good synchronous treatment effect on C, N, and P, and can adjust the working state of the filler according to different C / N ratios; it is easy to backwash, has low energy consumption for backwashing, and is not easy to block; the surface area per unit volume is high, Easy to make.

The invention relates to a holding cone for silicon growth rods in reactors for depositing polysilicon. The aim of the invention is to devise a holding cone for silicon growth rods in which a good contacting of the inserted silicon growth rods is ensured and a distinct reduction in the heat output is achieved. This is achieved in that the holding cone comprises a rotationally symmetrical base body (2) having a one-piece clamping element (3) that can be inserted into the latter centrally at the highest position in order to hold the silicon growth rod (1), wherein the base body (2) is cut out in the manner of a pot lid in order to receive a connecting pin (4), and wherein the edge (5) thereof can be inserted into the current feedthrough in the base of the reactor, wherein the individual parts comprising silicon growth rod (1), clamping element (3), base body (2), receiving part for the current feedthrough, and connecting pin (4) can be plugged into one another in a form and force fit manner.