522results about How to "Change width" patented technology

A mattress for a hospital bed is provided. The mattress includes an encasing enclosing a compressible mattress portion and a rigid mattress portion. The compressible mattress portion has an integral construction extending from a head end of the bed to a foot end of the bed. The rigid mattress portion contracts from a first elongated position to a second retracted position, and the rigid portion contracting the compressible mattress portion therewith. The rigid mattress portion may be provided at any side or end section of the mattress. Accordingly, the width or length of the mattress can be modified.

The invention discloses a color film substrate and a production method, a display panel and a display device of the color film substrate used for solving the problems that a curve-flat conversion display panel leaks light or the transmittance is descended. The color film substrate comprises a substrate base plate, a black matrix and a color film layer including color sub pixels in matrix arrangement; the color film substrate also comprises a plurality of electrophoresis units and a flat layer; each electrophoresis unit comprises a first control electrode, a second control electrode, opaque charged particles, a transparent electrophoretic liquid medium and a transparent retaining wall; the transparent retaining wall is used for limiting the opaque charged particles and the transparent electrophoretic liquid medium in a first preset area; the area comprises the first control electrode and the second control electrode; the first control electrode and the second control electrode are respectively used for receiving different voltage signals to form a voltage difference, so that the opaque charged particles move towards the direction of the first control electrode or the second control electrode in a gathering way, and the width of a shading area between two adjacent color sub pixels is changed; the flat layer covers the whole substrate base plate and is used for sealing the electrophoresis units.

It is possible to change a shaving area width that can be shaved at a time in accordance with a shaving portion, and to swiftly cut hair. The shaver includes a plurality of outer blade frames which hold a blade block for cutting hair. The outer blade frames are arranged in a direction Y intersecting with a moving direction X of a movable blade of the blade block. At least one of the outer blade frames can slide in the moving direction X of the movable blade from an initial position. The shaver has a fixing unit which fixes the outer blade frame at a sliding position.

The invention discloses automatic box-packing equipment and process for industrial seismic explosive columns; the output end of a belt delivery mechanism of the equipment is vertically connected with an explosive column shaping roller way mechanism, a code spraying device is arranged above a belt of the belt delivery mechanism, and the output end of the explosive column shaping roller way mechanism is connected with a secondary explosive column shaping mechanism; a plane joint manipulator is arranged above the secondary explosive column shaping mechanism and a carton box locating mechanism, one end of the carton box locating mechanism is connected with the output end of a carton box feeding roller way mechanism, the carton box locating mechanism is connected with the input end of a roller way output mechanism, and a baffle plate placement mechanism is arranged at one side of the carton box locating mechanism. According to the invention, the explosive columns are placed into an empty carton box for packaging through vertical conveying, code spraying, cross conveying for primary shaping, and secondary shaping, and the baffle plate is automatically arranged between the explosive column layers for conveying of finished products; no permanent operating personnel is needed in the whole processes from explosive column supplying, carton box packing and encasement operation, less operating persons are required, the automatic degree is high and the production efficiency is improved.

A mattress for a hospital bed is provided. The mattress includes an encasing enclosing a compressible mattress portion and a rigid mattress portion. The compressible mattress portion has an integral construction extending from a head end of the bed to a foot end of the bed. The rigid mattress portion contracts from a first elongated position to a second retracted position, and the rigid portion contracting the compressible mattress portion therewith. The rigid mattress portion may be provided at any side or end section of the mattress. Accordingly, the width or length of the mattress can be modified.

In a plasma display device comprising a pair of opposing insulating substrates and a plurality of light emitting cells 5 formed from partition walls which divide the space between the insulating substrates while a plurality of electrodes are formed in the light emitting cells 5 and the inner space is filled with a discharge gas and plasma being generated by applying a voltage selectively between the electrodes so that the fluorescent substances 4 formed on the inner walls of the light emitting cells emit light as light emitting elements, wherein sizes of the light emitting cells 5 of different colors are made different according to the luminance of the fluorescent substance of the corresponding color. That is, cells which emit light of a color of luminance lower than the other cells are made with larger opening to obtain equally high luminance for all the three primary colors, thereby mitigating the deviation in the luminance among the fluorescent substances and achieving full-color display of high image quality with high color purity.

The magnetic material for magnetic refrigeration of the present invention is characterized by exhibiting, in a certain temperature region, preferably, only in part of a temperature region from 200 K to 350 K, an inflection point at which a second order differential coefficient of a magnetization curve changes from positive to negative with respect to a magnetic field, within the range of this magnetic field formed using a permanent magnet unit. This magnetic material of the present invention can generate a low temperature by using a relatively low magnetic field, by transferring the entropy between the electron spin system and the lattice system near the temperature at which an inflection point appears on the magnetization curve. Examples of the magnetic material meeting this condition are La(Fe,Si)13, (Hf,Ta)Fe2, (Ti,Sc)Fe2, and (Nb,Mo)Fe2, each containing 50 to 60 atomic % of transition metals such as Fe.

An optical device includes a substrate and an optical rib waveguide structure formed of a slab and a rib. A vertically-oriented P-N-P or N-P-N dual-junction diode is formed inside the rib waveguide, including a first doped region, a second doped region and a third doped region electrically connected to the first doped region, where two P-N junctions are formed at the boundaries of the first and the second doped regions, and the second and the third doped regions, respectively. The depletion regions of the two junctions are substantially in the center of a guided optical mode propagating at the core region through the rib waveguide. The optical device further includes a first metal contact and a second metal contact in electrical contact with the first doped region and the second doped region, respectively.

The invention provides a display device and a display method thereof, belongs to the technical field of displaying, and can solve the problem that the visual angles of the conventional double-vision display device cannot be adjusted. The display device provided by the invention comprises a display panel and dynamic grids arranged on the light emitting sides of the display panel, wherein the widths and the positions of the dynamic grid can be changed, so as to control the emitting directions of light.

The invention discloses an anti-impact flexible joint suitable for a mechanical arm, and belongs to the technical field of robots. An output end cover is fixedly connected with a joint output end shell and a series connection elastic body, and a limiting block is fixedly connected with the series connection elastic body. A first joint position magnetic encoder is fixed to the part between the output end cover and a first magnetic ring fixing frame. A harmonic reducer is fixedly connected with a joint output end shell. A connecting flange plate is fixedly connected with the series connection elastic body. A motor center shaft is fixedly connected with the harmonic reducer and fixedly connected with a brake disc. A motor position magnetic encoder is fixed to the part between a third magnetic ring fixing frame and a power-off brake shell. A first silicon steel sheet is fixedly connected with the joint input end shell. A second silicon steel sheet is fixedly connected with the power-off brake shell. The power-off brake shell is fixedly connected with the joint input shell and a power-off brake end cover. An electromagnet is fixed into the power-off brake shell. A spring ring is arranged between the power-off brake shell and a friction disc, and a friction column is fixedly connected with the brake disc. The anti-impact flexible joint is used for a robot and the mechanical arm.

The invention relates to the technical field of unmanned remote measuring and provides a quick disassembling and assembling shallow diving line type unmanned ship which comprises a main hull, two shallow diving line type floating body modules, two underwater power propulsion modules, and an instrument carrying and central control module which are connected through a rotatable and slidable combined connecting device which has the function of rotation, flexibility and translation. The quick disassembling and assembling shallow diving line type unmanned ship has the advantages that the big quality water surface unmanned ship which has powerful capacity of resisting wind waves and larger bearing capacity is decentralized, the requirements of convenient transportation are met, what is more important is that the easy and accurate adjustment of the centre of gravity and buoyancy of the ship can be realized according to different water area working conditions and the changeable loading conditions, the sailing optimized posture of the hull is guaranteed, and the requirements of carrying various instruments and equipment and normal operation on the unmanned ship are met.

The invention discloses a walling machine. The walling machine comprises a brick masonry device, a brick conveying mechanism, a mortar conveying mechanism, a piled brick moving device, a machine frame and a control system, wherein the machine frame is provided with a universal truckle and comprises bottom beams, an upper beam, lifting stand columns and machine frame stand columns; a lifting beam is arranged between the lifting stand columns; the brick masonry device is hung on the lifting beam through a double-rail geneva wheel; the brick conveying mechanism is arranged between the machine frame stand columns; the piled brick moving device is arranged between the bottom beams; a mortar pressure pump of the mortar conveying mechanism is arranged on one side of the machine frame; the mortar conveying mechanism is connected with a mortar nozzle on the brick masonry device through a mortar conveying pipe; and the brick conveying mechanism is spatially opposite to the piled brick moving device and the brick masonry device mutually. The width of the walling machine body can be changed with the change of the wall width, and the machine frame has the high stationarity and fastness, so the walling machine has the high practicability.

The invention relates to the field of ancient building restoration technical equipment, in particular to an ancient building restoration bracket which comprises a plurality of stairs composed of stair telescopic rods and stair rods, a plurality of perpendicular telescopic rods, a hydraulic controller and a base. The hydraulic controller is arranged on the upper surface of the base. The side face of the hydraulic controller is provided with an elongation control button and a shortening control button. The top of the hydraulic controller is provided with a plurality of hydraulic pipes, and the other ends of the hydraulic pipes communicate with hydraulic rods. The perpendicular telescopic rods are arranged on the upper surface of the base. The upper potions and the lower portions of the perpendicular telescopic rods are symmetrically provided with the hydraulic rods. The outer ends of the hydraulic rods are connected with fastening plates which are internally provided with correction plates in a clamped mode. The lower portions of the stair telescopic rods are provided with connecting racks. Adjustment telescopic rods are connected and arranged between the connecting racks and the perpendicular telescopic rods. First connecting shafts are symmetrically arranged on the inner sides of the tops of the stair telescopic rods. The stair telescopic rods and the perpendicular telescopic rods are connected through the first connecting rods. The ancient building restoration bracket is good in supporting effect and convenient to carry and use.

A self-orientation conveying slicing machine for Chinese-date comprises a framework, a motor mounted on the framework, a left chain wheel and a belt wheel. The left chain wheel and the belt wheel are connected through a transmitted chain, a roller is mounted on the transmitted chain and the motor is connected with the belt wheel through a transmission belt of the motor. The upper part of the leftchain wheel is provided with a hopper, and a rolling brush is arranged at a lower end of the hopper. An adjustable guard board is arranged outside of the right end of a transmission device consistingof the left chain wheel, the transmitted chain and the belt wheel. A gullet-type feed table connected with the belt wheel through the transmission belt of the belt wheel is disposed at a lower end ofthe belt wheel, and a row of steel wires is arranged at a side face of the gullet-type feed table and fixed on the framework. Utilizing roll chain-type conveying, the invention achieves orientation and delivery of the Chinese-date, and leads the Chinese-date to move to the right end of a conveyor. The Chinese-date is moved downwards to the gullet-type wheel-type feed table through the adjustable guard board and cut into slices by a row of steel wires to form a concentric ring sheet shape, so as to integrate orientation and slicing.

The invention relates to a multifunctional stair cleaning robot, in particular to a multifunctional stair cleaning robot with capacity of automatic adjustment as well as stairclimbing and stair cleaning methods corresponding to the robot. The multifunctional stair cleaning robot comprises a base staggering mechanism, a front base, an electronic control mechanism, a rear base, a power supply system, interlacing shaft telescoping mechanisms, a cleaning mechanism and a base telescoping mechanism. On the basis of the pendulum principle, the stairclimbing and stairs-down actions of the robot are simulated, the mechanical structure is simple, and implementation is easy. The multifunctional stair cleaning robot can be suitable for stairs with different widths, and the adaptive capacity of the robot is enhanced. By means of a present widely applied ZigBee wireless module, the cooperative matching effect of the front base, the rear base and the interlacing shaft telescoping mechanisms is realized, and the efficiency is higher. The climbing adaptability to the stairs with different widths can be realized, and the practicability is greatly improved.

The invention relates to an icebreaker which comprises an icebreaker body and further comprises an icebreaking device and an auxiliary icebreaking device which are arranged on the icebreaker body. Theicebreaking device comprises a roller icebreaking device which is mounted at the front end of the stem of the icebreaker and a power mechanism which is mounted inside the stem of the icebreaker and suitable for supplying power to the roller icebreaking device; the roller icebreaking device comprises a primary roller assembly arranged in the middle of the front end of the stem of the icebreaker and secondary roller assemblies arranged on the left side and the right side of the primary roller assembly; the primary roller assembly comprises a main mechanical arm connected with the power mechanism, a main mounting guide rail rotatably connected to the front end of the main mechanical arm and a pair of main rollers arranged on the main mounting guide rail; the auxiliary icebreaking device is mounted above the roller icebreaking device and comprises a supporting rod mounted at the upper end of the main mechanical arm and a microwave heater arranged at the front end of the supporting rod; and the supporting rod is arranged in parallel with the ice surface and stretches out of the main rollers forwards, and the microwave heater is located above the ice surface and does not make contact with the ice surface.

The invention provides a display panel, which comprises a base plate. The base plate has a first reflecting layer and a second reflecting layer with specific light transmittance. The first reflecting layer comprises a reflecting unit array. Each reflecting unit comprises a reflecting plate which can continuously move along a direction perpendicular to the first reflecting layer, and a supporting beam connected with the reflecting plate and a connecting part. The invention additionally provides a display method, a display device and a color rendition method thereof. The display panel synthesizes color through time sequence color without distinguishing pixel color, the manufacturing process is only one third of the manufacturing process of a traditional display panel manufacturing method, the structure is simple and the manufacturing cost is low. The display device can compensate color drift caused by manufacturing error, the task of accurately realizing color rendition is transferred to the peripheral circuit of the display panel from the manufacturing process, and thereby the requirement on the precision of the manufacturing process is reduced.

This invention relates to a basket frame, which is composed of a left side frame, a right side frame, a front side frame, a backside frame and four joints. The left side frame and the right side frame have respectively a leading groove which can be slid on two sliding rails installed respectively on two inner walls of the cabinet, and the front side frame and the back side frame having respectively a fitting groove, at least one or more pair of supporting seats being installed opposite in the fitting groove for supporting the hanging rod or hanging basket. One end of the joint have inserting blocks which can be inserted into one end of the left or the right side frame, and the other end other joint having an inserting groove for receiving one end of the front side frame or the back side frame, thus the four side frames can be assembled quickly by the joints, further, the width of the basket frame can be changed by adjusting the inserting depth of the front side frame and the back side frame inserted into the joints.

The invention discloses a framework with adjustable size for a reinforced concrete stone plate, and relates to the technical field of reinforced concrete of buildings. The framework comprises a fixedplate, wherein the front side of the fixed plate is fixedly connected with a formwork; the top part and bottom part of the fixed plate are respectively fixedly connected with a first installation plate and a second installation plate; both sides of the inner wall of the formwork are respectively glidingly connected with a first formwork and a second formwork from top to bottom; both sides of the top part of the second formwork are respectively glidingly connected with telescopic plates; the top part of each telescopic plate is glidingly connected with the bottom part of the first formwork; both sides of the first formwork penetrate through the formwork and extend to both sides of the formwork. The framework with adjustable size for the reinforced concrete stone plate has the advantages that the good size adjusting function is realized; the size can be conveniently adjusted, the adjusting time is shortened, and the labor intensity in adjusting is decreased; the production requirements of the reinforced concrete stone plates with different sizes can be met, and the usability of the framework for the reinforced concrete stone plate is greatly improved.

The invention relates to a permanent magnet coupling mechanism between shafts. The permanent magnet coupling mechanism between the shafts is used for transmitting torque between the two rotating shafts. The mechanism comprises a permanent magnet rotor and a conductor rotor, wherein a conical air gap is formed between the permanent rotor and the conductor rotor. A permanent magnet on the permanent magnet rotor comprises main magnets and auxiliary magnets. The multiple main magnets are circumferentially distributed. A magnetizer made of permeability magnetic materials is arranged between every two adjacent main magnets. One auxiliary magnet is arranged on one side, away from the conductor rotor, of each magnetizer. The directions of the magnetic poles of the main magnets are located in the circumferential direction of the permanent magnet rotor. The directions of the magnetic poles of the adjacent main magnets are in the face-to-face direction or the back-to-back direction. The directions of the magnetic poles of the auxiliary magnets are the radial directions of the permanent magnet rotor. The directions of the magnetic poles of the adjacent auxiliary magnets are opposite. The magnetic poles of the positions of the side faces where the two main man magnets and one auxiliary magnet are contacted with the same magnetizer are respectively the same polarity. The permanent magnet coupling mechanism between the shafts is large in transmitting torque, adjustable in transmitting torque, compact in structure, convenient to install, and stable and reliable in transmission and adjustment.

The invention discloses a multi-functional roller-shear mechanism which comprises a bed body, a left supporting frame and a right supporting frame, wherein the left supporting frame and the right supporting frame are arranged on the bed. An upper cutter shaft and a lower cutter shaft are arranged between the left supporting frame and the right supporting frame. Upper shear blades and lower shear blades are arranged on the upper cutter shaft and the lower cutter shaft. Through adjustment of screw rods and gaskets, changes of distance between the shafts and axial distance are achieved. Through replacement of groups of the gaskets, the group number of the shear blades can be adjusted according to requirements. Therefore, the situation that the number of machined wattles is changed is achieved, and then widths of the wattles are changed. Through a hard friction plate and a side roller-shear cutting method, burrs of sheet material are removed. A machine tool can be protected, and the quality of subsequent machining of cut semi-finished wattles is guaranteed. A cooler is arranged in the position of a cutting edge, the service life of a cutter can be prolonged and the machining quality is guaranteed. In brief, the multi-functional roller-shear mechanism can effectively improve production efficiency, more economical benefits are obtained and the product quality is guaranteed.

The invention relates to an adhesive tape pasting and folding device for insulation paper. The device comprises a discharging mechanism, a pasting main body and a machine frame, wherein the discharging mechanism comprises an upper rotating shaft and a lower rotating shaft, the lower rotating shaft is sleeved with insulation paper, the upper rotating shaft is sleeved with two adhesive tapes, the two adhesive tapes are positioned above the two side edges of the insulation paper; the pasting main body comprises a pre-pressing rod and a counter-pressing roller, the lower ends of the two sides of the pre-pressing rod are fixed on the machine frame, the adhesive tapes and the insulation paper penetrate through the lower portion of the pre-pressing rod, so that the adhesive tapes are adhered to the insulation paper, the counter-pressing roller comprises an upper counter-pressing roller and a lower counter-pressing roller, the upper counter-pressing roller and the lower counter-pressing rollerare rotationally fixed on the machine frame through a mounting seat with adjustable pressure, the upper counter-pressing roller and the lower counter-pressing roller are driven by a driving device torotate and roll the insulation paper, then the insulation paper is discharged, a folding mechanism is arranged between the pre-pressing rod and the counter-pressing roller; a cutting mechanism used for cutting folded insulation paper is fixed on the machine frame.

The invention provides a multispectral multi-focal-plane splicing infrared detector control and signal sampling circuit which comprises a time reference control module, a detector sequential control module, an analog-digital converter sequential control module, an infrared detector control module, an analog-digital converter data sampling module and an analog signal delay compensation module. According to the multispectral multi-focal-plane splicing infrared detector control and signal sampling circuit, a uniform control timing sequence is provided for controlling of multiple infrared detectors through interior timing sequence control logic, the infrared detectors can be controlled independently, and the fact that multiple infrared detectors can output data simultaneously is achieved. In a large field angle infrared remote sensing camera, imaging precision can be improved, image geometric distortion is reduced, design difficulty of a rear-end digital signal processing circuit is simplified, and application of the multispectral multi-focal-plane splicing infrared detector control and signal sampling circuit in the infrared remote sensing camera is achieved.

The invention discloses an efficient pulverizer for ceramic production. The efficient pulverizer for ceramic production comprises a first pulverizing cavity, a pulverizing roller and a hydraulic cylinder, wherein the outer wall of the first pulverizing cavity is covered with an electric heating layer, the upper side of the first pulverizing cavity is connected with a feeding funnel, a first rotary shaft is vertically arranged at the axis position of the inside of the first pulverizing cavity, screw blades are evenly arranged on the outer wall of the first rotary shaft, an air outlet pipe is horizontally arranged at the left end of the outer wall of the lower side of the first pulverizing cavity, and the left end of the air outlet pipe is connected with an exhaust fan. The efficient pulverizer for ceramic production integrates material pulverizing and drying functions, ensures the quality of processed finished products and fully pulverizes materials through two pulverizing mechanisms, an oblique pulverizing gap enables pulverizing time to be long and enables pulverizing to be sufficient, the material pulverizing effect is ensured, the size of pulverized material particles can be controlled, practicability is high, dehumidification is performed in the drying process through a drying device, drying efficiency is improved, noise in the working process of the efficient pulverizer is small, and a working environment of an operator is improved.

The invention provides an automatic tension control device of a non-woven fabric dividing and cutting machine and relates to the technical field of the dividing and cutting machines. The automatic tension control device is used for achieving automatic control of tension of the non-woven fabric dividing and cutting machine. The automatic tension control device comprises supports, a supporting roller, shaft sleeves, rod-shaped parts, a counter weight part, a rotatable tension roller and an air cylinder. The supports are used for supporting other parts. The two ends of the supporting roller are movably arranged on the supports through bearing components. The shaft sleeves capable of freely rotating are arranged at the two ends of the supporting roller in a sleeved mode. The rod-shaped parts extend forwards and backwards from the shaft sleeves respectively. The stationary counter weight part and the tension roller are connected to the free ends of the rod-shaped parts on the two sides of the shaft sleeves respectively. The two ends of the air cylinder driving the rod-shaped parts to rotate around the supporting roller are movably connected with the supports and one rod-shaped part respectively. An input shaft of an encoder is connected with a chain wheel in a chain transmission mode, and the chain wheel is fixed on one shaft sleeve. The encoder is in signal connection with a motor through a wire and the motor is used for driving a paying-off roller to rotate. The automatic tension control device achieves the automatic control of tension of the non-woven fabric dividing and cutting machine, and is accurate in tension adjustment and high in automation degree, and the dividing and cutting width of the non-woven fabric dividing and cutting machine for leftover materials can be freely adjusted.

A method for contactless capacitive thickness measurement of a flat material (10) that is placed in the fringe field (32) of a capacitor (C1, C2), with simultaneous measurement of the width L of an air gap (16) between the flat material and the capacitor plates, characterised in that the capacities gL, kL of two capacitors (C1, C2) are measured whose fringe fields (32) decay at different rates towards the flat material (10), and in that both, the thickness D of the flat material (10) and the width L of the air gap (16) are determined on the basis of the condition that, for each capacitor (C1, C2), the measured capacity gL, kL is equal to the integral of the capacity gradient g', k' over the thickness of the flat material (10).

The invention discloses a method for realizing laser cleaning based on light beam peripheral scanning. Similar parallel light beams are irradiated to a rotary reflecting lens; the rotary reflecting lens is driven to rotate by a motor; and focal spots form a scanning trajectory to realize peripheral scanning. The invention further discloses a device for realizing laser cleaning based on light beamperipheral scanning; the device comprises a motor and the rotary reflecting lens; the lower end of the motor is connected with the rotary reflecting lens capable of rotating; the similar parallel light beams can be irradiated to the rotary reflecting lens; the reflected light beams are reflected by the rotary reflecting lens; and when the motor is rotated, the light beams reflected by the rotary reflecting lens form the scanning trajectory to realize peripheral scanning. The method and the device are uniform in scanning, high in cleaning efficiency, low in cost, long in life, low in mass, portable, simple and stable in overall structure and easy to realize.