449results about How to "Take up a lot of space" patented technology

The invention relates to a variable-speed winch and a foldable type onboard crane comprising the same, relating to the field of winches. The variable-speed winch comprises a variable-speed mechanism, a driving shaft and a driven shaft, wherein the driven shaft is arranged on a stand of the variable-speed winch through a bearing and at the outer side of the driving shaft and is provided with a power output mechanism; the power output end of the driving shaft is provided with a gear locating slot, and the corresponding driven shaft is provided with a locating pin; the locating pin is arranged on the end part of the driving shaft or in the gear locating slot; the variable-speed mechanism comprises a center wheel and a planet wheel; the part of the driving shaft, which is close to the planet wheel, is provided with a radially outwards raised outer spline, and the inner surface of the corresponding variable-speed mechanism is provided with an inner spline; the inner wall of the driven shaft is provided with an inner spline in clearance fit with the outer spline of the driving shaft; and the outer spline of the driving shaft is respectively meshed with the inner spline of the variable-speed mechanism and the inner spline of the driven shaft to form multi-gear variable-speed transmission. The variable-speed winch can realize variable speed of at least two gears and has the advantages of simple structure, convenience for operation, good speed varying effect, small mass and high transmission ratio; and in addition, the foldable type onboard crane with the variable-speed winch has small size and high lifting capacity.

The invention discloses an inner cork stoppling machine, which comprises a rack and a control unit, wherein an upper cork feed device and a lower cork feed device are arranged on the rack, an alignment device which is used for making an upper cork be aligned with a lower cork and an extruding device which extrudes the upper cork into the lower cork are arranged between the upper cork feed device and the lower cork feed device, the alignment device is positioned above the extruding device, one side of the extruding device is provided with a discharge device, and the discharge device is connected with the lower cork feed device; and the upper cork feed device, the lower cork feed device, the alignment device, the extruding device and the discharge device are respectively and electrically connected with the control unit. The invention has the following advantages that: the automated operation mode is realized, the working efficiency is improved, the labor force is reduced, and only one worker is required to be in charge of watching and operating the inner cork stoppling machine.

The invention relates to a method for compressing and displaying a picture including transparent information, which can be used for well solving the problems of larger occupation space and slower drawing speed in the prior art, wherein a special decoding library and a special drawing library are established on terminal equipment firstly; then, an original picture of the picture including transparent information is compressed, stored and displayed on the terminal equipment by the following steps of: step 1, reading the original picture and decoding the original picture by the terminal equipment; step 2, newly establishing a corresponding target picture; step 3, reading alpha channel values to form an alpha channel value list; step 4, storing colour data; step 5, inputting auxiliary information of the original picture in the target picture; step 6, storing; and step 7, transferring the special decoding library and the special drawing library to display the target picture. By means of the invention, the picture including transparent information can be converted into a picture having small storage occupation space and rapid drawing speed so as to be compressed, stored and displayed.

The invention discloses a plug pin positioning and locking device which comprises a base, a plug pin, a handle, a spring and a positioning key; a base body is provided with a base hole which runs through front and back; the plug pin is in sliding fit with the base hole; the front end of the plug pin can pass in and out of a locked device elastically; the rear end of the plug pin is provided with an axial counter bore; the center of the rear end of the axial counter bore is provided with a handle groove which runs through up and down; a positioning key is of a sheet shape, and is positioned between the spring and the handle; the front end of the positioning key is embedded on the rear end of the base; the spring is positioned in the axial counter bore, and the rear end of the spring butts against the front end of the positioning key; the front end of the handle is embedded in the handle groove at the rear end of the plug pin, butts against the rear end of the positioning key, and is articulated with the rear end of the plug pin through a horizontal pin. The plug pin positioning and locking device provided by the invention is compact in structure, is simple in process, is convenient and rapid to operate, is low in cost, is small in occupied space, is safe and reliable, is wide in applicability, is time-saving and labor-saving in use, and is rapid in positioning and locking capability.

The invention discloses a single-stage boost inverter, and belongs to the technical field of power electronic converters. The single-stage boost inverter comprises power switch tubes S1, S2, S3, S4 and S5, diodes D1, D2 and D3, an inductor L1 and a capacitor C1; one end of the inductor L1 is connected with one end of an input power supply Uin; the other end of the inductor L1 is connected with theanode of the diode D1; the cathode of the diode D1 is connected with the A end of the power switch tube S1, the A end of the power switch tube S2 and one end of the capacitor C1, respectively; the anode of the diode D2 is connected with the other end of the capacitor C1, the power switch tube S3, the C end of the power switch tube S4 and the anode of the diode D3, respectively; and the cathode ofthe diode D2 is connected with the C end of the power switch tube S1, the A end of the power switch tube S5 and the other end of the input power supply Uin, respectively. Aiming at the problem of lowstep-up ratio of the boost converter in the prior art, the single-stage boost inverter is high in integration level and relatively high in step-up ratio.

The invention discloses a planetary speed reduction type eccentricity-adjustable helical hole-milling device. The planetary speed reduction type eccentricity-adjustable helical hole-milling device is characterized by comprising a rotation system, a revolution system, a radial eccentricity adjusting system, a clamping braking system assembly and an axial feeding system. The radial eccentricity adjusting system can achieve precise trace linear eccentricity adjustment with high transmission ratio, and required input power is small. Compared with sliding block adjusting structures disclosed by existing patents, the radial eccentricity adjusting system can perform adjustment conveniently with less labor, and compared with a dual eccentric sleeve structure and an offset sliding block structure, the ratio of the size of the adjusting structure to the size of a rotation power source is greatly decreased, the occupied space is reduced, and the dead weight is reduced relatively in case of the identical material. Compared with an electromagnetic brake, the clamping braking system assembly can perform braking easily and conveniently; compared with a radial screw holding structure, the required pretightening force is small, and clamping is reliable; and compared with a worm and gear structure, self-locking never fails, and the working stability is high.

The invention discloses a movable oil pipe box for oil/water well operation. The movable oil pipe box comprises a trailer chassis, an oil pipe box, an oil pipe bracket, a sewage accumulating pool, an oil pipe oscillating mechanism, an oil pipe elevating mechanism, an oil pipe gripping mechanism, an oil pipe receiving and conveying device, an oil pipe length measuring instrument and a PLC (Programmable Logic Controller) system and is characterized in that the oil pipe box is rectangular and consists of a left part and a right part; the oil pipe bracket is arranged at the middle lower part of the left part; the sewage accumulating pool is arranged at the lower part of the left part; the oil pipe receiving and conveying device capable of extending inwards and outwards is arranged at the lower part of the right part; the oil pipe length measuring instrument is arranged at an inwardly extending opening of the oil pipe or the upper part of the back end of the oil pipe receiving and conveying device; the top middle part of the oil pipe box is provided with an oil pipe traversing mechanism; the oil pipe traversing mechanism is provided with the oil pipe elevating mechanism; the oil pipe gripping mechanism is arranged at the lower end of the oil pipe elevating mechanism; the oil pipe box is arranged on the trailer chassis; and the oil pipe receiving and conveying device, the oil pipe traversing mechanism, the oil pipe elevating mechanism and the oil pipe gripping mechanism are controlled by using the PLC system.

The invention relates to a low-flow resistance rotor with self-cleaning function and heat transfer enhancement used in a heat transfer tube, which comprises a plurality of rotors, supporting frames and a connecting shaft line. The supporting frames are fixed at the two ends of the heat transfer tube. The two ends of the connecting shaft line are fixed on the supporting frames respectively. The plurality of rotors are skewered on the connecting shaft line between the two supporting frames. The rotor consists of a hollow shaft and fins, wherein the hollow shaft is provided thereon with one and more fin(s), each fin is oblique to the central line of the hollow shaft, the working surface of each fin is swirl or flat or a combination thereof, and the fins are fixed uniformly on the outer surface of the hollowing shaft. In the inventive technical proposal, a fluid inside a tube can drive the rotor by the fins to rotate at a proper speed, so as to inhibit and eliminate the deposition of dirt, the fins can disturb the fluid inside the tube to enhance the convection heat transfer, the rotor occupies a small area inside the heat transfer tube to increase the axial flow area and reduce the blockage rate and flow resistance in the heat transfer tube, and the service life of the rotor is significantly prolonged.

The invention discloses a lamination lay-up system and a transfer machine thereof. The lamination system comprises a press, a plate feeding table, a plate discharging table, a storage table and the transfer machine, wherein the storage table is positioned between the plate feeding table and the plate discharging table. The transfer machine comprises a catch and release device, a driving device, a plate feeding induction device, a plate discharging induction system and a control device, wherein the catch and release device is used for catching and releasing trays and cover plates at a fixed point above the plate feeding table, the storage table and the plate discharging table; the driving device is used for driving the catch and release device to move in the fixed point above the plate feeding table, the storage table and the plate discharging table; the plate feeding induction device is positioned on the plate feeding table and inducts whether plates reach a position where the cover plates are needed or not; the plate discharging induction device is positioned on the plate discharging table and inducts whether the cover plates on the plates are in place or not; and the control device is connected with the plate feeding induction device, the plate discharging induction device, the catch and release device and the driving device. By adopting the invention, the cover plates can be processed with high efficiency, full automation and high precision.

The invention relates to a preparation method of rhizoma pinelliae preparata, in particular to a preparing method of rhizoma pinelliae preparata, comprising the following steps of: preparing clean rhizoma pinelliae, separating according to the size, soaking in clear water till no dried cores are found, and taking out; preparing an appropriate amount of liquorice, adding water and decocting twice, merging the decocted liquor, adding calcined lime blocks in the obtained liquorice juice, adding an appropriate amount of clear water, fusing and removing lime mud, adding soaked rhizoma pinelliae, soaking and stirring once or twice everyday, keeping the pH value of the soaked liquor above 12, taking out till the section is yellow evenly and the mouthfeel is slightly numb, and drying to obtain the finished product, wherein 15kg of liquorice and 10g of calcined lime are used relative to every 100kg of clean rhizoma pinelliae. The method shortens the production time, improves the production efficiency, fully preserves the effective ingredients of the rhizoma pinelliae, greatly reduces the toxic ingredients, ensures the product quality, reduces the accessory consumption, saves the production cost, has easily controlled production process and guarantees the normalization of the rhizoma pinelliae preparation process.

The invention discloses an image processing method and device, a terminal and a storage medium, and belongs to the technical field of multimedia. By a feature extraction network, the convolution operation based on the residual structure is circularly executed for multiple times based on original images. Based on the residual structure, the feature extraction network can make full use of the result obtained by each convolution operation. In this way, the similarity between the target image and the original image is improved. Bad influences on the downloading efficiency of the application client side on the terminal can be avoided by circularly executing the convolution operation for multiple times, and the accuracy and intelligence of the image processing process are greatly improved.

The invention relates to an automatic feeding device for a mixed flow assembly line, which comprises a shaft, a turntable, an optical grating, an optoelectronic detector, a controller and a motor. The bottom end of the shaft is connected with the motor, the middle part of the shaft is fixed with the optical grating and the turntable from the bottom to top, the motor is connected with the controller, and the controller is also connected with the optoelectronic detector which is close to the optical grating. The turntable is provided with at least two sector troughs which are corresponding to the amount and the position of the sectors of the optical grating, and the serial numbers of the troughs are corresponding to the photoelectric codes of the sectors of the optical grating. The automatic feeding device automatically delivers right materials to workers at hand by accurately identifying and positioning the troughs so as to reduce the error rate of mixed flow assembly.

An interventional instrument, system and method include an elongated flexible member (100) having one or more segmented sections (101) disposed longitudinally. An optical fiber (104) is disposed internally in the flexible member. A plurality of optical sensors (102) are coupled to the optical fiber and distributed along a length of the flexible member such that the optical sensors are positioned to monitor parameters simultaneously at different positions or at different data sources along the flexible member to provide distributed sensing.

The invention belongs to the field of vehicle accessories, and particularly relates to a folding seat which can be automatically folded and occupies small space after being folded. The folding seat comprises a bracket connected with a bearing device, a vertical sliding mechanism is arranged on the bracket, a folding chair back is connected with the vertical sliding mechanism, the vertical sliding mechanism is provided with a transmission bar capable of sliding vertically, the folding chair back is provided with a rotatable rotating shaft, the rotating shaft is provided with a transmission block which is connected with the transmission bar and can rotate under the action of the transmission bar, two ends of the rotating shaft are connected with two sides of the tail part of a folding stool through arc-shaped overturning plates, the folding stool rotates along with the rotating shaft, the lower end of the transmission bar is provided with a drive connection block, the lower part of the bracket is provided with a drive device, and the drive device is connected with the drive connection block. The invention provides the folding seat which is of two-section type, can be automatically folded and unfolded, and does not need to be manually folded by a user, and the space occupied by the folding seat can be effectively reduced after the folding seat is folded, thus the using space for passengers inside a car is expanded.

The invention relates to supporting equipment for autonomous underwater vehicles, in particular to a modular buoyancy control unit for autonomous underwater vehicles. The modular buoyancy control unit comprises a carrier shell, a large end cylinder, a large end cylinder piston, small end cylinders, small end piston rods, a connecting plate, a driver, a motor, a hydraulic pump, an inner fuel tank and a hydraulic control valve. The large end cylinder is connected with the small end cylinders. The large end cylinder is communicated with seawater. The small end piston rods in the small end cylinders are connected with the large end cylinder piston in the large end cylinder. The motor, the hydraulic pump, the hydraulic control valve, the inner fuel tank and the driver are all mounted on the connecting plate. The hydraulic pump is communicated with the inner fuel tank and the hydraulic control valve. The hydraulic control valve is communicated with the small end cylinders on two sides of the small end piston rod. hydraulic oil entering the small end cylinders push the small end piston rods to drive the large end cylinder piston to compress; one end of the large end cylinder sucks or discharges the seawater with telescoping of the large end cylinder piston. The modular buoyancy control unit has the advantages such as small size, light weight and measurement accuracy.

The invention relates to a processing method for traditional Chinese medicinal materials. The method comprises the following steps that the adopted fresh traditional Chinese medicinal materials are pre-processed; according to prescription matching, the materials are weighted and smashed by using a pulverizer; the materials are mixed with water according to the mass ratio of 1:(11-15) and soaked for 30 minutes at the water temperature of 25 DEG C; the mixed solution is heated and boiled for 45 minutes and filtered, and a filtrate is collected; filter residues are mixed with water according to the mass ratio of 1:(8-10), the mixed solution is boiled for 30 minutes and filtered, and a filtrate is collected; the collected filtrates are mixed and concentrated till the volume of the solution is25% of that of the filtrate, and diatomaceous earth the mass of which is 30-50% of that of traditional Chinese medicinal materials is added for mixing, concentrated and dried to prepare solid particles; the particles are placed in an oven and dried for 3 hours at 75 DEG C; the particles are packaged and placed in a cool and dried place for storage. According to the processing method, the problemsof phenomena, such as mildew and hemiparasite, of the traditional Chinese medicinal materials, large occupied space and high storage cost can be effectively solved; processing and production of preparations at the later period, particularly solution preparations such as injection and oral solution, are facilitated, and modernization of traditional Chinese medicine is facilitated.

The invention belongs to the technical field of separation equipment and relates to an oil-water separation device. The main body of the oil-water separation device comprises an enclosed first tank, the top of the first tank is provided with an oil-water mixture inlet, several separator plates are arranged in the first tank and divides the first tank into several compartments, a liquid transport pipe is arranged between each two adjacent compartments and is used for communicating the two compartments. An output pipe communicated with the external environment is arranged in the last compartment. Inlets of the liquid transport pipes and the output pipe are close to the bottoms of the compartments. Outlets of the liquid transport pipes and the output pipe are close to the top of the first tank. The first compartment communicated with the oil-water mixture inlet is provided with a first oil outlet for oil discharge. The opening height of the first oil outlet is larger than the inlet height of the liquid transport pipe in the first compartment. The oil-water separation device has a simple design, a low cost, good oil-water separation effects and high efficiency, is convenient for waste oil centralized recovery and water recovery and recycle, and can be operated conveniently and fast. The oil-water separation device realizes zero discharge of COD in water.

The invention relates to a fatigue test method of a wind driven generator blade. The method is characterized by comprising the following steps: the blade to be tested is connected with a hub through a connecting flange, the hub is fixed to a support, and then the static load test is performed; a motor with a frequency converter is connected with an eccentric wheel through a speed reducer, and therefore a shock excitation loading device is combined and is fixed to the blade, the blade generates resonance, the blade vibration frequency is obtained, and if the blade is not damaged within the required vibration frequency, the blade has the enough fatigue strength. The method has the beneficial effects that the blade test efficiency is improved, the experiment test period is shortened, the occupied space is not large, equipment for testing is small, the experiment test cost is reduced, the power cost requirement is small, the experiment position can be moved, and the fixed site is not required to be occupied.

The invention discloses a connecting rod and synchronous belt combined transmission four-degree-of-freedom robot and belongs to the technical field of industrial robots. The robot comprises a machine frame, an end effector, a parallelogram four-rod mechanism, synchronous pulleys, synchronous belts and driving devices. Every two driving devices are concentrically, symmetrically and fixedly installed on the different sides of the machine frame. Driving arms and main driving pulleys are concentrically installed on the four driving devices. The parallelogram four-rod mechanism is used as a movable platform of the end effector and provides two translational motion degrees of freedom for the end effector. Torque is transferred by the synchronous belts for the pulleys. The torque is transferred along two branch paths of a connecting rod to the end effector to achieve Z-axis axial translational motion degrees and the Z-axis-around rotation degrees of freedom. The connecting rod and synchronous belt combined transmission four-degrees-of-freedom robot effectively achieves industrial sorting robot flexibility, safety, portability and the like, and has the advantages of being easy to manufacture, convenient to install and debug, low in manufacturing cost and the like.

The invention provides a compact two-way roller vibration isolating device and a design method. The compact two-way roller vibration isolating device comprises a baseplate, a rail bracket set, a curvature rail set, a roller set and a top plate in sequence from bottom to top; the curvature rail set includes fixed curvature rails and floating curvature rails; two pairs of fixed curvature rails are provided; each pair of fixed curvature rails is correspondingly and fixedly connected to the opposite sides of the baseplate; the two pairs of fixed curvature rails are staggered in parallel; two pairs of floating curvature rails are provided; each pair of floating curvature rails is correspondingly and fixedly connected to the other opposite sides of the base plate; and the two pairs of floating curvature rails are staggered in parallel. The compact two-way roller vibration isolating device solves the technical problems of complex structure of a traditional roller vibration isolating device, need of upper and lower two layers of orthogonal rails and large occupied space.