38results about How to "Good tilt angle" patented technology

The invention relates to an intelligent sofa. The intelligent sofa comprises a rack body, wherein the rack body is provided with a cushion and a backrest; the cushion is fixed on the rack body and is provided with a gravity sensor, a controller, a pressure sensor and a motor which are in signal connection with one another; the controller is used for automatically adjusting the value of pressure F for rotating the backrest according to the gravity G fed back by the gravity sensor; if the value of the stressed pressure F is more than a pre-set value, the motor is started; otherwise, the motor is stopped; the gravity sensor is arranged on the cushion and the pressure sensor is arranged on the backrest; the controller and the motor are arranged on the rack body; a No.1 groove is formed in the lower side face of the backrest and a No.2 groove is formed in the upper side face of the rack body; a rotating shaft is arranged between the No.1 groove and the No.2 groove; a worm wheel is arranged at the end part of the rotating shaft and a worm rod is arranged on the rack body; and the worm rod is driven by the motor. According to the intelligent sofa, the backrest is correspondingly toppled over by different initial pressure according to different weights of different users, and the optimal inclining angle can be directly reached according to the pressure of the users on the backrest.

The invention relates to the technical field of intelligent driving, and particularly discloses a screen adaptive adjusting system and method. The system comprises a signal acquisition unit, a signalprocessing unit and a screen adjusting unit which are connected in sequence. The system has the beneficial effects that the signal acquisition unit (a light sensor, a sight tracker and a vehicle-mounted camera) is arranged to collect light and also the posture and sight of a driver in real time, the signal processing unit (a light sensing module and a position control module) is further arranged to process signals of the light, the posture, the sight and the like, the optimal screen brightness, the optimal distance, the optimal height, the optimal inclination angle and the optimal deflection angle are obtained by adopting an adaptive position adjusting algorithm and an adaptive brightness adjusting algorithm which are preset, and the screen adjusting unit is arranged to adjust a vehicle-mounted display to be in the state with the optimal screen brightness, the optimal distance, the optimal height, the optimal inclination angle and the optimal deflection angle according to the adjustingsignals of the signal processing unit, so that the driver has the best viewing experience.

The invention provides an inclined hole etching method. The inclined hole etching mechanism comprises steps that according to a horizontal etching step, isotropic etching is mainly carried out, and an opening of a top part of an inclined hole is enlarged, and at the same time, the inclined angle range of the side wall of the inclined hole is controlled; according to a depth etching step, the isotropic etching is mainly carried out, and the depth of the inclined hole is increased, and at the same time, the fine adjustment of the inclined angle and the roughness of the side wall of the inclined hole is carried out. The inclined hole etching method is advantageous in that under a precondition of guaranteeing the inclined angle and the morphology of the ideal inclined hole, the recess problem of the top part of the side wall is solved.

The invention discloses a detection device for automatically adjusting the installation angle of a radar level gauge, which comprises a radar level gauge located on the top of a silo and a straight-stroke actuator that drives the radar level gauge to rotate, and the straight-stroke actuator can move back and forth horizontally Move, and drive the radar level gauge to rotate around the fixed fulcrum; the linear actuator and the radar level gauge are respectively connected to the controller, and the radar level gauge transmits the detected material level distance signal to the controller, directly The travel actuator transmits the horizontal execution travel signal to the controller. The invention utilizes the straight-stroke actuator to drive the radar level gauge to rotate, and at the same time, the controller obtains the optimal tilt angle of the radar level gauge according to the material level distance signal of the radar level gauge and the horizontal execution stroke of the straight-stroke actuator, and according to The optimal inclination angle corrects the real material level value of the silo, so that when the radar level gauge is installed away from the feeding hole in the center of the silo and measures the material level of the silo with a cone section, the measurement accuracy can be greatly improved.

The invention relates to a radiating fin, comprising a radiating part and a supporting part. The supporting part extends along the direction far away from the radiating part from the edge of the radiating part; the tip of the supporting part is provided with a plurality of butting parts, wherein, each butting part is provided with a bottom surface; and the normal direction and the vertical direction of the bottom surface form an angle which is more than 5 degrees. The invention further provides a semiconductor packaging structure.

The invention provides a tool for linear cutting of a lock ring groove. The tool comprises a tool sleeve, an upper tool plug and a lower tool pug. The tool sleeve is provided with a slot with at least one through end. The slot is divided into an upper slot portion communicated with the surface of the tool sleeve and an inner slot portion communicated with the upper slot portion. The section of the inner slot portion is slightly larger than the projection of a lock ring in the horizontal direction when an inclined angle formed between the lock ring to be machined and the horizontal direction is theta. At least one end of the upper tool plug and at least one end of the lower tool plug can pass through the inner slot portion to enter the tool sleeve, and the end faces of the ends, entering the tool sleeve, of the upper tool plug and the lower tool plug are inclined faces. The inclined angle between the inclined faces and the vertical direction is theta, and the theta is the angle of inclination of a lock ring groove. By means of tool for linear cutting of the lock ring groove, multiple lock rings can be machined at the same time in the linear cutting manner, and the machining efficiency is high; and stability is good.

The invention discloses a device for detecting the thickness of a foam material sheet and rejecting a defective foam material sheet. The device comprises a base station, two thickness detection assemblies and a rejecter, a rectangular material rejecting hole is formed in the right end of a datum plate of the base station, a color code sensor is positioned right above a material belt, thickness sensors of the thickness detection assemblies are installed at the moving end of a three-way adjusting table, a three-axis adjusting seat of the rejecter is installed on the rear side of the material rejecting hole, a micro-motion air cylinder is connected with the rotating end of the three-axis adjusting seat, the micro-motion air cylinder is obliquely located above the left end of the material rejecting hole, the material belt moves on the datum plate from left to right, the two thickness sensors detect thickness information of the two sides of the material sheet respectively, whether the material sheet is a defective product or not is judged, the material belt penetrates through the material rejecting hole from top to bottom, a lower bottom film is stripped from the material belt through astripping knife, and the micro-motion air cylinder applies pressure to strip the defective material sheet from the material belt. The device has the effects of automatically detecting the thickness of a product, rejecting defective products, and being high in speed and precision.

The invention discloses a conveying device for bottled and canned food, which comprises a horizontal conveying frame. An inclined conveying frame is arranged on the right side of the horizontal conveying frame. Conveyor belts are arranged inside the horizontal conveying frame and the inclined conveying frame. The surface of the conveying frame is movably connected with a first baffle through a rotating shaft, the surface of the inclined conveying frame is movably connected with a second baffle through a rotating shaft, and the end of the first baffle away from the horizontal conveying frame is movably connected with a cover plate through a rotating shaft , the left side of the sleeve plate inner cavity is fixedly connected with a spring. The first threaded rod of the present invention pushes the first baffle to move to adjust the inclination angle of the first baffle, and the second threaded rod pushes the second baffle to move to adjust the inclination angle of the second baffle, so that the first baffle and the second baffle The plate reaches an optimal inclination angle, which can make the cans be transferred smoothly, avoid the occurrence of the cans being poured out and piled up, and is convenient for people to use.

The invention discloses a hybrid power super-energy-saving refrigerator based on new energy power generation. The refrigerator comprises a refrigerator body, a control module is arranged at the bottomof the refrigerator body, the control module is connected with a photovoltaic power generation module and an external power source, and the interior of the refrigerator body comprises an upper refrigerating chamber, a lower refrigerating chamber, an upper machine chamber and a lower machine chamber; refrigerating elements are arranged between the upper refrigerating chamber and the upper machinechamber and between the lower refrigerating chamber and the lower machine chamber correspondingly, ventilation openings are formed in the surfaces of the two side walls of the upper machine chamber and the surfaces of the two side walls of the lower machine chamber correspondingly, dustproof nets are fixedly connected into the ventilation openings correspondingly, heat dissipation assemblies are arranged in the upper machine chamber and the lower machine chamber correspondingly, and dust removal assemblies are arranged at the positions, at the air inlet side, of the outer portions of the dustproof nets; and the photovoltaic power generation module is arranged to supply power to the refrigerator through solar energy, so that the effect of saving energy is achieved, a photovoltaic cell panelstores electric energy into a photovoltaic storage battery through a charging and discharging controller, the control module supplies power to the refrigerator through the photovoltaic storage battery, and when electric power is insufficient in cloudy and rainy days, the control module can be connected with an external power supply to supply power to the refrigerator to guarantee stable operationof the refrigerator.

The invention belongs to the field of power grids, and relates to a power grid-based telegraph pole climbing auxiliary device. The power grid-based telegraph pole climbing auxiliary device comprises a first frame body and a second frame body; a seat is fixedly connected to a certain section of the first frame body through a first connecting plate. A telegraph pole is sleeved with the first frame body and the second frame body, then a threaded rod is rotated to drive a movable abutting block to adjust the position, and therefore the inclination angle of the first frame body and the second frame body abutting against the telegraph pole is adjusted to be moderate, the posture comfort degree of a worker is the highest, and then the worker treads on pedals with the feet, so that the second frame body is clamped to the telegraph pole, then the first frame body is lifted, and then the first frame body and the second frame body are lifted one by one, so that climbing operation is achieved; after climbing, the worker can sit on the seat for operation, the fatigue strength can be reduced during operation; and meanwhile, the body of the worker can be wrapped by using the seat and the first frame body, so that the safety of the worker is improved.

The invention provides a super junction and a manufacturing method thereof, and a deep trench manufacturing method of the super function. In the deep trench manufacturing method of the super function,a mask layer formed on a substrate or formed on an epitaxial layer of the substrate is subjected to etching through high-molecular polymer gas to form a hard mask plate, the substrate or the epitaxial layer formed on the substrate is etched step by step through the hard mask plate under stepped increasing gas pressure, and thus, a deep trench is formed on the substrate or the epitaxial formed onthe substrate. By the deep trench manufacturing method provided by the invention, the deep trench with relatively good characteristic size uniformity, depth uniformity and angle uniformity can be formed.

The invention belongs to the technical field of flat-plate solar collectors, and particularly relates to a flat-plate solar collector vertically mounted by utilizing the triangular prism refraction principle. The flat-plate solar collector comprises a heat collecting plate body, wherein a plurality of triangular prisms capable of covering the outer side surface of the heat collecting plate body are arranged on the outer side of the heat collecting plate body, and the triangular prisms are uniformly arranged inside a frame body; and the frame body is fixed to the outer side face of the heat collecting plate body and is a louver frame body, and the two ends of the triangular prisms are rotationally connected into the louver frame body. According to the flat-plate solar collector vertically mounted by utilizing the triangular prism refraction principle, the triangular prisms are arranged on the outer side of the heat collecting plate body, and the light path can be changed through the triangular prisms so that the incident angle can be increased, and total reflection can be effectively reduced; and in addition, the triangular prisms are rotatably arranged, and the optimal inclinationangle can be calculated according to the dimensions of all areas so that total reflection can be reduced more effectively.

The invention discloses a computer keyboard convenient to fold and capable of effectively protecting keys. The keyboard comprises a first body, a second body and a third body, the second body is located between the first body and the third body, fifth notches are formed in the lower ends of the opposite sides of the first body and the third body, pushing mechanisms are arranged in the fifth notches, connecting blocks are arranged on the pushing mechanisms, and two fourth notches are formed in each connecting block. According to the invention, the distances and angles among the first body, thesecond body and the third body can be rapidly adjusted; therefore, the purpose of adjusting the position relationship between the bodies is achieved, the length of the body can be reduced, the keyboard keys can be well protected through the baffle, the keyboard keys can be prevented from being directly extruded by foreign objects, then the purposes of conveniently folding, placing and protecting the keyboard can be achieved, a user can carry the keyboard conveniently, the angle of the keyboard in use can be adjusted and fixed, and the use comfort is improved.

The invention discloses a high-strength anti-corrosion flame-retardant bathroom board room, and relates to the technical field of bathroom board rooms, the high-strength anti-corrosion flame-retardant bathroom board room comprises a bathroom board room body and a solar water heater arranged on a roof of the bathroom board room body, the solar water heater is arranged on an adjustable support assembly, and a thickened anti-skid bottom plate is arranged at the bottom of the inner end of the bathroom board room body; the anti-skid handrail assemblies are fixedly arranged on the thickened reinforced layers on the two sides of the spraying device, the hanging support assembly is fixedly installed on the upper side of the inner end of the bathroom board room, the inner layer and the outer layer of the bathroom board room are made of thickened anti-corrosion materials, the middle of the bathroom board room is made of a flame-retardant foam interlayer, and the overall strength and the anti-corrosion and flame-retardant performance of the bathroom board room are effectively guaranteed. Meanwhile, the fabric has good heat retention property and safety; the threaded positioning piece penetrates into different adjusting grooves up and down, so that the adjustable supporting bottom is adjusted up and down so as to drive a water heater on the adjustable water heater limiting groove part and a photovoltaic panel of the photovoltaic panel oblique positioning part to form different angles, and therefore the optimal inclination angle is formed, and the photovoltaic concentrating and heat collecting efficiency is improved.

The invention discloses a laser opposite shooting grain flow monitor experimental platform device and a control method. The laser opposite shooting grain flow monitor experimental platform device comprises a rack, a grain box, an adjustable grain discharge box, a grain discharge slide way, a feeding auger mechanism, a lifting device, a lifting device angle regulating mechanism, and a power mechanism, wherein the adjustable grain discharge box is arranged at the uppermost position of the rack, the grain box is above the auger, grain falls under gravity from the grain discharge box, enters the grain box through the grain discharge slide way, and then falls into the auger through the grain box, the grain enters the lifting device under push of the auger, then is lifted through a scraper in the lifting device, in lifting, the grain passes a laser opposite shooting flow sensor and is thrown out from a grain discharge port of the lifting device finally, and a weighing sensor at the bottom ofthe grain box weighs reduced grain so as to calibrate the flow sensor. Through adoption of the device, grain is reused in the test platform, when the grain needs to replace, the direction of the grain discharge slide way is regulated, the grain is released and stops being reused. The angle of the lifting device can be regulated, and technical support is provided for determination of an optimal inclination angle of the lifting device.

The invention provides a wing box microgroove heat pipe heat collecting plate. A metal blank is extruded and formed to form a microgroove heat pipe box, then the microgroove heat pipe box and a solarradiation heat absorbing plate serving as a heat pipe box packaging face are connected in an extrusion manner to form a wing box microgroove heat pipe in a sealed manner, and the wing box microgrooveheat pipe heat collecting plate is manufactured by vacuumizing a working medium vacuum/ injection pipe reserved on the microgroove heat pipe box and filling a heat pipe heat exchange working medium. The surface of the solar radiation heat absorbing plate is coated with a solar selective absorbing film, and therefore the heat collecting and heat transferring integrated function of the wing box microgroove heat pipe heat collecting plate is achieved. The wing box microgroove heat pipe heat collecting plate is connected through bolts, buckles, welding and other methods, and a shutter flat-plate solar heat collector composed of the wing box microgroove heat pipe heat collecting plate is formed. The wing box microgroove heat pipe heat collecting plate is simple in manufacturing process, high inintegration degree, good in anti-freezing performance, modular in structure and flexible and free in assembling, the optimal inclination angle can be used, the building modulus is matched, and good application and popularization prospects are achieved.