36results about How to "Improve anti-shake performance" patented technology

The invention discloses a spring pressure-assisted cutting fixing device with double cutting torches and an application method of the spring pressure-assisted cutting fixing device, which are quite suitable for cutting grooves of petals of spherical tanks and can simultaneously carry out one-step groove forming cutting for two groove surfaces. The fixing device comprises a transverse adjusting rod, a cutting torch fixing sleeve and a supporting guide wheel, the transverse adjusting rod is connected with an arc seam cutting adjusting mechanism, the cutting torch fixing sleeve is mounted on a cutting torch positioning mechanism, the supporting guide wheel is mounted in a supporting guide wheel mounting mechanism, the arc seam cutting adjusting mechanism is fixed onto a spring pressure assisting mechanism by a bolt, and the cutting torch positioning mechanism and the supporting guide wheel mounting mechanism are mounted on the lower portion of the spring pressure assisting mechanism. The application method includes cutting an upper groove angle beta 1 by the aid of a positioning cutting torch; and cutting a lower groove angle beta 2 by the aid of an adjustable cutting torch in the movable cutting torch fixing sleeve, leading the positioning cutting torch and the adjustable cutting torch to realize cutting simultaneously, and forming an X-shaped cutting line on a spherical shell plate. Owing to spring pressure assistance, the supporting guide wheel always contacts with the steel spherical shell plate along with change of the shape of a cutting plate.

The present invention provides an automatic gear box lubricating oil composition, which comprises the following components: a) at least a friction improver, b) at least an antioxidant, c) at least an organic molybdate, and x) a base oil. According to the present invention, matched use of the friction improver, the antioxidant and the organic molybdate is optimized so as to change a jitter performance of an automatic gear box under a condition of a low speed or starting.

The invention discloses a high anti-interference liquid drop detection structure for a gravity infusion set. The high anti-interference liquid drop detection structure comprises a structure body, a U-shaped groove formed in the body and infrared paired tubes arranged on the two sides of the U-shaped groove. An infrared emitting tube and an infrared receiving tube of the infrared paired tubes are arranged in a staggered mode within the range of the emitting angle of the infrared emitting tube or the range of the receiving angle of the infrared receiving tube, the infrared emitting tube or the infrared receiving tube is close to and aligned with a drip nozzle opening of a Murphy's dropper, and the infrared receiving tube or the infrared emitting tube is away from the drip nozzle opening. Through the staggered arrangement, under the condition that the Murphy's dropper inclines or shakes at a certain angle, an infrared detection formed by the infrared emitting tube and the infrared receiving tube can effectively detect a zero signal formed at the empty period between drops. The invention further discloses a high anti-interference liquid drop detection method. According to the method, zero signals at the two ends of an interference signal are used as the judging data for drop separation, inclination resistance and shaking resistance of a drop detection device are effectively improved, and drop detection accuracy is improved.

The invention relates to a distributor and a plate-fin heat exchanger with the same. The distributor comprises a distributor shell with an upper opening and a lower opening; a rectangular framework is arranged at the bottom of the distributor shell; a plurality of partition boards are vertically inserted into the distributor shell at intervals; the rectangular framework is divided into a plurality of air-phase channels through the partition boards; the distributor further comprises a liquid-phase channel; the liquid-phase channel is a rectangular pipe, is transversely arranged, and passes through the partition boards; liquid-phase inlets are formed in the distributor shell corresponding to the both ends of the liquid-phase channel; a liquid-phase inlet sealing head is arranged at the outer side of each liquid-phase inlet; a baffle partition part is arranged at the middle part inside the liquid-phase channel; a liquid outlet is formed at the top of the liquid channel between two adjacent partition boards; and a gas-liquid mixing channel is formed between the two partition boards above each liquid outlet. With the adoption of the distributor provided by the invention, the requirements of gas-liquid distribution and normal working in an offshore shaking condition can be met. The distributor can be widely applied to liquefied natural gas FPSO (Floating Production Storage and Offloading) in the offshore shaking condition.

The invention relates to a plate-fin heat exchanger capable of being used for a floating platform. The heat exchanger comprises a shell, at least one refrigerant even distributor and at least one core, wherein the refrigerant even distributors and the cores are arranged in the shell. At least one refrigerant inlet is formed in the upper portions of the side walls of the shell, a gas phase refrigerant outlet is formed in the top of the shell, and at least one liquid phase refrigerant outlet is formed in the bottom of the shell. The number of the refrigerant inlets, the number of the liquid phase refrigerant outlets and the number of the refrigerant even distributors are the same as the number of the cores. The cores are in one-to-one correspondence to the refrigerant inlets, the refrigerant even distributors and the liquid phase refrigerant outlets. The refrigerant even distributors are connected with the refrigerant inlets. The cores are located below the refrigerant inlets and the refrigerant even distributors. Each core comprises an inner runner, an outer runner, inlet pipes and outlet pipes. Each inner runner is divided into multiple layers, identical or different kinds of cooled media can flow in the different layers of each inner runner, and the multiple layers of each inner runner where the identical kind of cooled media flow share one corresponding inlet pipe and outlet pipe. The inlet pipes and the outlet pipes penetrate the shell to stretch to the outside. The outer runners communicate with the shell.

The invention provides a fence structure for livestock stocking. The fence structure comprises a support column, a rectangular plate, a rectangular iron and conical protrusions B. The support column is composed of a first support column and a second support column. A rectangular groove A is formed in the front end surface of the first support column; and a telescopic fixing rod is connected in therectangular groove A in a rotating manner. According to the invention, on the basis of triangular iron setting on a ground pile structure, the contact area between the ground pile and the internal soil is increased and the ground gripping capability and the anti-shaking capability of the ground pile structure are enhanced; and since the circular ring on the ground pile structure is in contact with the ground, when the ground pile structure shakes, the circular ring provides supporting to a certain degree. With the telescopic fixing rod, on the one hand, the fence door can be fixed and supported; and on the other hand, when the livestock touches the fence door and thus the ground pile structure is not in firm contact with the ground, a first telescopic rod and a second telescopic rod on the telescopic fixing rod rotate to extend the telescopic fixing rod, so that the micro-tuning fixation effect is realized.

The invention relates to a clock data recovery circuit and an implementing method. The clock data recovery circuit is used through the steps of conducting continuous sampling through a resampling circuit to obtain a resampling data stream, conducting filtering treatment on the resampling data stream through a filtering circuit to obtain a filtering data stream, conducting extract sampling treatment on the filtering data stream through an extract sampling circuit to obtain an extract sampling data stream, conducting asynchronizing treatment on the extract sampling data through an asynchronizingFIFO circuit to obtain an asynchronizing data stream, and conducting cache arrangement on the asynchronizing data stream through an elastic cache circuit to obtain a recovered output data stream. Theclock data recovery circuit has the advantages of being good in reliability, good in shake resistance and high in initial frequency offset tolerance, and a high-speed serial transceiver can be easilyobtained.

The invention relates to a cloaking single school desk which is composed of a desk top and a desk top support. The cloaking single school desk is characterized in that the desk top support is a lifting mechanism which comprises a rigid chain and a driving device, wherein the vertical ejecting tail end of the rigid chain is fixed on the lower surface of the desk top. The school desk can be lifted and can also be hidden below floors, and a classroom is changed into other activity places.

The invention discloses a foldable type hydraulic hoisting frame. The foldable type hydraulic hoisting frame comprises an upper-layer hoisting platform and a lower-layer hoisting platform, at least two pairs of hoisting crank arms, and hoisting hydraulic cylinders which are correspondingly matched with the hoisting crank arms; each hoisting crank arm is composed of the lower end of an upper crank arm and the upper end of a lower crank arm by hinging; the upper-layer hoisting platform is connected with the lower-layer hoisting platform by the hoisting crank arms; each hoisting hydraulic cylinder comprises an upper-layer hoisting hydraulic cylinder and a lower-layer hoisting hydraulic cylinder; each upper-layer hoisting hydraulic cylinder is provided with a gear pump; each upper-layer hoisting hydraulic cylinder and the adjacent upper-layer hoisting hydraulic cylinder on the same layer form oil path connection through a configured gear pump; all the upper-layer hoisting hydraulic cylinders on the same layer form end-to-end circulating connection through the respective configured gear pump. According to the foldable type hydraulic hoisting frame, the gear pumps for forming the oil path connection between the hoisting hydraulic cylinders on the same layer drive hydraulic oil in a sealed oil path to carry out inner flowing; the crank arms on the same layer can realize synchronous balance and linked folding opening and closing, so that the aim of hoisting the hoisting frame in a balanced and stable manner is realized.

The invention discloses a damping trolley for moving glass and relates to the technical field of damping trolleys. The damping trolley comprises a trolley panel and telescopic protective rods, whereinstep holes are formed on two side surfaces of the trolley panel; each step hole is cooperated with one end of each telescopic rod; a plurality of blind holes are formed in on surface of the trolley panel; the first blind holes are cooperated with one end of each handle; a plurality of second blind holes are formed in one surface of the trolley panel; the second blind holes are cooperated with oneend of each step column; a spacing ring is arranged on the peripheral side surface of each step column; a first spring is fixed on the peripheral side surface of one end of each step column; a secondspring is fixed on the peripheral side surface of the other end of each step column; the step columns are cooperated with a base plate; and one end of each telescopic protective rod is provided witha suction disc. With the arrangements of the telescopic protective rods and the trolley panel, lateral slide can be avoided, the peripheral side surface of the glass can be protected by the telescopicprotective rods and shake of the glass can be prevented; and problems of worker injuries during the glass moving process, instability of the trolley during the moving and damages to the glass and economic loss can be solved.

The invention relates to the field of anti-shake holders, in particular to a miniature anti-shake holder which comprises an elastic support, a camera module, at least one positioning seat, at least one group of springs, at least one magnetic assembly and at least one coil. The elastic support comprises a fixed part, a movable part and an elastic part, wherein two ends of the elastic part are connected to the fixed part and the movable part respectively, and the movable part can move relative to the fixed part; the camera module and the coil are arranged on the movable part; the fixed part is fixedly connected to a positioning seat, the magnetic assembly comprises two magnets which are fixedly arranged on the positioning seat and are arranged in parallel, the coil and the magnets are arranged oppositely, and the elastic part is located between the two magnets; two ends of the spring are connected to the positioning seat and the movable part respectively, the camera module rotates around the rotation center of the movable part, the elastic part, the spring and other parts, the plane where the elastic part is located is closer to the rotation center, power consumption is effectively reduced, and the anti-shake performance is improved.

The invention provides a novel anti-galloping damper spacer, which comprises a frame, wherein damper spacer units are arranged on the periphery of the frame; the damper spacer units are located at four corners of the frame; a support element is arranged at the inner side of the frame and is of an upright post structure; an elastic component is arranged at the upper part of the support element and is a flexible cushion layer; a wire clamp is arranged on each damper spacer unit and is a damping wire clamp; and each wire clamp is of a round hole structure. The support element is arranged on the frame, so that the vibration amplitudes of the damper spacer units can be reduced to a certain extent and the damper spacer units can normally work. A transverse support element is arranged between connection blocks, so that the anti-shake capacity of each damper spacer unit can be improved.

The invention provides a vehicle-mounted anti-shake deploying and controlling ball. The ball comprises an anti-shake movement assembly and a base assembly used for being installed on the surface of avehicle. The anti-shake movement assembly is connected with the base assembly, wherein the anti-shake motion assembly comprises a motor control panel, a motor, a detection unit connected with the motor and used for obtaining the rotation position of the motor, and a lens structure, a movement adapter plate is arranged in the lens structure, and a gyroscope used for obtaining the current position of the anti-shake motion assembly is arranged on the movement adapter plate; and the motor control panel is used for comparing the position signal of the detection unit with the position signal of thegyroscope through the single-chip microcomputer to obtain a deviation value, so that the motor compensates jitter according to the deviation value, and then the lens structure is located at a set position.

The invention relates to an LNG wound tube heat exchanger refrigerant uniform distribution system which comprises a center cylinder of a hollow cylindrical structure, an opening connected with a refrigerant pipeline is formed in the center cylinder, and a plurality of center cylinder liquid outlets are evenly formed in the side wall of the center cylinder in the circumferential direction; the distribution arms are of hollow tubular structures, openings connected with the liquid outlets of the center cylinder are formed in the distribution arms, and the distribution arms and the liquid outlets of the center cylinder are arranged in a one-to-one correspondence mode; the plurality of distribution rings are of hollow annular structures, the plurality of distribution rings radiate outwards by taking the central cylinder as the center and are in fluid conduction connection with the plurality of distribution arms, and a plurality of distribution ring liquid outlet holes are uniformly formed in the bottom wall of each distribution ring; and the plurality of uniformly distributed nozzles are arranged in one-to-one correspondence with the plurality of distribution ring liquid outlet holes. The system can be used for land and ocean liquefied natural gas production processes, can work in a long-term sloshing environment, is good in uniformity, and facilitates high operation efficiency of a heat exchanger.

The invention discloses an electronic device and a camera module. The camera module comprises a camera, a base, an electric connecting piece and a rotary supporting piece. The camera is supported on the base through the rotary supporting piece, the rotary supporting piece is rotatably matched with the base, and the rotary supporting piece drives the camera to rotate relative to the base. The electric connecting piece comprises a first section, a second section and a flexible electric connecting section, the first section is electrically connected with the camera, the second section is arranged on the side, opposite to the camera, of the base, the first section and the second section are connected through the flexible electric connecting section, and the flexible electric connecting section penetrates through the rotating supporting piece and the base. According to the scheme, the flexible electric connection section can reduce the pulling resistance of the electric connection piece to the movement of the camera, so that the camera has better anti-shake performance.

The invention provides a wheel fixing device. The wheel fixing device comprises a wheel mounting seat, a wheel supporting rod and a rotating mechanism, one end of the wheel mounting seat is connected with a wheel, the other end of the wheel mounting seat is connected with the wheel supporting rod, and the wheel fixing device further comprises a damping mechanism arranged between the rotating mechanism and the wheel mounting seat. When the rotating mechanism and the wheel mounting seat generate relative motion, the damping mechanism can effectively prevent the wheel group from shaking or vibrating in the horizontal direction.

The invention discloses a photovoltaic connector special for sea surface, which comprises a plastic connecting shell, a metal connecting piece is arranged in the plastic connecting shell, the metal connecting piece is electrically connected with a cable, one end, extending out of the plastic connecting shell, of the cable is sealed and is provided with a plastic protective shell, and the plastic protective shell is electrically connected with the metal connecting piece. A flexible protective sleeve is formed at the sealing position of the cable and the plastic connecting shell through hot melt adhesive, and the flexible protective sleeve is located in the plastic protective shell. A plurality of salt discharging grooves are formed in the plastic protective shell. A plurality of ventilation openings which are communicated with one another are formed in a shell body of the plastic connecting shell. A plurality of exhaust holes are formed in a shell body of the plastic connecting shell, the exhaust holes penetrate into the plastic connecting shell, and waterproof breathable films are arranged on the exhaust holes. The cable is arranged to be of a spiral elastic structure. The photovoltaic connector provided by the invention has very good corrosion resistance and firmness, and is suitable for an environment with a relatively severe sea surface.

The invention provides a driving assembly, a camera module and electronic equipment. The driving assembly comprises a base, a carrier and a cover plate, the carrier is provided with an upper elastic sheet and a suspension line, the base comprises a bottom plate and a circuit layer, two sides of the bottom plate are connected with a plurality of PINs, the PINs are connected with the circuit layer through connecting lines, the connecting lines are embedded in the bottom plate, the lower surface of the bottom plate is at least provided with a first groove and a second groove, the first groove is internally provided with a first Hall element, and the second groove is internally provided with a second Hall element. And a second Hall element is arranged in the second groove. The base is divided into the circuit layer and the bottom plate, and the first groove and the second groove are formed in the lower surface of the base, so that the Hall element can be accommodated in the grooves, and the problems that the printed coils on different sides are different in shape and relatively complex in current control due to the fact that the printed coils need to avoid the Hall element and are designed into different shapes are solved. In addition, the bottom plate does not need to be provided with fool-proof arrangement according to printed coils, and production cost is further saved.

The invention discloses an anti-shake holder, a camera module, electronic equipment, and a shooting method and device, and belongs to the technical field of shooting anti-shake. The anti-shake pan-tilt comprises a first support, a second support and a third support, the second bracket is arranged opposite to the first bracket; the multiple pairs of telescopic suspension wires are located between the first support and the second support, each pair of telescopic suspension wires comprises two crossed telescopic suspension wires, and the two ends of each telescopic suspension wire are connected with the first support and the second support respectively; the supporting seat is located between the first support and the second support, and the supporting seat is fixedly connected with the second support.