47results about How to "Achieve immersion" patented technology

The invention discloses a head-mounted see through display which comprises a head-mounted body. The head-mounted body comprises a peak body arranged in the front of the forehead, a display screen and a half-transparent half-reflection lens; the front end of the peak body is provided with a hinge; the half-transparent half-reflection lens is arranged below the front end of the peak body through the hinge in an angle-adjustable mode; the display screen is fixed in the peak body and the display surface of the display screen is matched with the center of the half-transparent half-reflection lens; image light of the display screen is projected onto the half-transparent half-reflection lens; and the half-transparent half-reflection lens projects the received image light of the display screen and environmental light passing through the half-transparent half-reflection lens to human eyes to image. The head-mounted see through display has a simple structure and good display stability and is suitable for different environment illumination intensities; applicability is improved to a certain extent; combination of immersion and augmented reality of a head-mounted intelligent display system is implemented; and interaction and real-time interaction are improved.

The invention relates to a method for establishing virtual reality assisted surgery based on medical images. The method comprises the following steps: acquiring volume data of specific tissues from amedical tomographic image of a patient, processing the volume data, and generating a three-dimensional human body tissue model represented by a tetrahedral network; according to the virtual reality glasses, a 3D model operating room is constructed, which is equivalent to the real operating room. The 3D human tissue model is added to the 3D model operating room, and a collision detection bounding box is added to the tissues in the tissue model to detect whether the tissues collide with each other in the simulated operation. The control device associated with the 3D model operating room is matched with the tissue model to obtain the matching relationship, so that the user can use the control device to perform virtual reality assisted surgery. The above method utilizes the tissue data extracted from the patient CT image data for three-dimensional modeling, and restores the real human tissue and surgical scene with the help of virtual reality equipment, so as to achieve the immersion and interaction caused by virtual surgery.

The invention relates to a fiber bundle dividing and washing method and a fiber bundle dividing and washing device. The method comprises the following steps of: 1) arranging a plurality of groups of fiber dividing and washing units and a fiber output unit on a frame, wherein each unit is provided with a running rotating crawler; 2) passing a feeding roller through a crawler input end of each fiber dividing and washing unit so as to convey the fiber bundle forward, making the fiber bundle enter a fiber dividing and washing area which is provided with a beater and a fiber dividing roller at intervals, simultaneously opening a high pressure water pipe which is arranged above the beater and the fiber dividing roller, and performing washing soaking, beating, carding and fiber dividing on the fiber bundle edges; 3) feeding the fiber treated by the previous fiber dividing and washing unit to the next fiber dividing and washing unit for continuous fiber dividing and washing; and 4) feeding the fiber treated by the last fiber dividing and washing unit into a fiber dividing input area, performing water squeezing operation through a squeezing roll, feeding the fiber into a cloth arrangement mechanism, arranging and folding the strip-shaped fiber through the cloth arrangement mechanism, and feeding the fiber into a fiber storage box. The fiber bundle dividing and washing method and the fiber bundle dividing and washing device can be widely applied to fiber dividing and washing treatment for various bast fibers, leaf fibers, and grass family fibers.

The invention discloses a follow-up head display device, comprising an eyeball tracking device, at least two groups of servo devices, two groups of lenses and two groups of screens, wherein the left eye and the right eye respectively correspond to a group of lenses and a group of screens; an eye, a group of lenses, a group of screens and a group of servo device constitute a visual unit; the lenses of the same group and the screens of the same group can be combined into a combination, the lenses and the screens are logically a combination, the servo device connects the lenses to a frame or connects the combination of the lenses and the screens to the frame, or the four groups of servo devices respectively connect two groups of lenses and two groups of screens to the frame, the screens and/or the lenses are mobile components and are not fixed, and the combination of the lenses and the screens can be separately provided with a servo device.

The invention discloses a movable VR helmet suite convenient for real communication, which includes a helmet body shell, a face fitting shell, a top elastic headband, and a side elastic headband. The ends of the two sides of the face fitting shell are connected by the side elastic headband. One end of the top elastic headband is connected with the upper middle of the face fitting shell, and the other end of the top elastic headband is movably connected with the middle of the side elastic headband. The face fitting shell is provided with a helmet suite frame at the front end. The helmet suite frame and the helmet body shell are connected by a flip structure. According to the movable VR helmet suite convenient for real communication, the headbands made of an elastic material can automatically adapt to the different sized heads of different wearers, the helmet can fit the face of the wearer, and real light can be isolated to make the wearer immersed in the virtual environment. After a helmet fastening hidden button is opened, the helmet body shell can be lifted with hands, and the wearer can get out of the virtual environment quickly.

The invention discloses method and device for displaying a wave-shaped dynamic image. The method comprises the steps of converting a target 3D image into a three-dimensional image which can be displayed through a mobile terminal; transmitting the two-dimensional image into a texture coordinate through the mobile terminal; disturbing the texture coordinate through the mobile terminal according to uniform variables; acquiring a graph with the dynamic wave effect by the mobile terminal according to the disturbed two-dimensional image; displaying the wave-shaped dynamic image through the mobile terminal according to the graph with the dynamic wave effect. According to the method, the Vertex Shader technology and the Pixel Shader technology are adopted to display the wave dynamic image in the mobile terminal, namely, the 3D dynamic wave effect can be achieved, the real dynamic wave effect can be rendered, the dynamic real-time rendering is achieved, the CPU operation pressure is relieved, and consumption of memory can be reduced.

The invention belongs to the technical field of auxiliary medical devices, and concretely relates to a device used for preserving a lung under low temperature and ventilated situations during a non-heart-beating-donor (NHBD) lung transplant. The device comprises a medical elastic rubber bag and an outer case, wherein the medical elastic rubber bag is used for placing a complex of the heart and the lung, and is provided with an inlet and an outlet for a low-temperature lung preservation solution, a central fixing support therein and a temperature sensor on an inner wall; the medical elastic rubber bag is arranged in the outer case; mixtures of ice and water are arranged between the outer case and the medical elastic rubber bag and can synergistically maintain the low-temperature state of the medical elastic rubber bag. In addition, two tee pipe joints are provided for respectively connecting the inlet and the outlet of the low-temperature lung preservation solution, left and right ventricular catheters and internal space of the medical elastic rubber bag. The device provided by the invention not only can realize filling and immersing of the low-temperature lung preservation solution, but also can sequentially ventilate in tracheae, thereby combining respective advantages, synergistically confronting warm ischemia injury of NHBD lung, and improving quality of the NHBD lungs.

The invention discloses a countercurrent extractor, which comprises a tank body, a base, a rotating body, a detachable door, liquid collection hoppers, an inner rail, an outer rail, and an electric driving mechanism, wherein the tank body is provided with a solvent inlet, an extracting solution outlet, a material inlet and a material outlet; the rotating body is rotatablely arranged in the tank body; a plurality of the liquid collection hoppers are arranged below the detachable door and are arranged in a mode of ensuring that the liquid level height of the liquid collection hoppers is in a stepped gradual reduction mode, and the direction of gradual reduction is opposite to the direction of the rotation of the rotating body; a liquid outlet of the liquid collection hopper of the lowest liquid level is connected with the extracting solution outlet of the tank body; and the electric driving mechanism is used for driving the rotating body to rotate. Compared with the prior art, the countercurrent extractor has the advantages of completely continuous extraction process, large production capacity, full automaticity and no need of manual operation, fully closed equipment and no any leakage.

An automatic dish-washing machine capable of smashing remaining meal rubbish comprises a machine casing, a top cover, an inner container made of metal materials, a tableware lifting basket, an ultrasonic transducer, a water inlet device, a drainage device, a three-way joint and a control device. The automatic dish-washing machine further comprises a far infrared carbon fiber heating tube, a motor and a stirring blade. The far infrared carbon fiber heating tube is arranged in the inner container, the motor is arranged in a space between a base plate of the inner container and a base plate of the casing, a shaft of the motor is in pivoted connection and liquid sealing with the base plate of the inner container, and the stirring blade is arranged in the inner container and is fixedly connected with the shaft of the motor. According to the automatic dish-washing machine, water can be automatically fed, the far infrared carbon fiber heating tube automatically heats water, hot water soaking is achieved, and an ultrasonic energy-gathering head provides ultrasonic automatic cleaning; the motor rotates to smash remaining meals adhering to tableware, and high-speed rotation overturning of dishwater, tableware washing, automatic drainage and drying are achieved. Fruits and vegetables can be disinfected and washed or be independently washed under the control of the control device.

The invention discloses a surrounding light field display and an operation method thereof. The surrounding light field display comprises a curved screen, at least two projectors and at least two curved liquid crystal switches, wherein each projector forms a projection image on the curved screen; edge mixing is carried out at the junction of two projection images; the curved liquid crystal switches are arranged at one side of the curved screen; and the curved liquid crystal switches are arranged corresponding to the projection images respectively.

The invention discloses a washing separation device containing a powder block material, which is characterized in that more than one elutriation device is arranged near a water channel, the elutriation device comprises an elutriation basket, a connecting rod and a rotary device, the rotary device drives the elutriation basket to horizontally rotate through the connecting rod, and the elutriation basket enters downside of the water surface of the water channel in the elutriation process. The washing separation method of the device comprises the following steps of: firstly, guiding a powder-containing lump ore into the elutriation basket below the water surface of the water channel for soaking; then driving the elutriation basket for rotary motion by the rotary device through the connecting rod, rotating to the left for 10 times, and then rotating to the right for 10 times, repeating the steps to realize elutriation, elutriating the powder-containing lump ore for many times, raising the elutriation basket out of the water surface by the rotary device through the connecting rod, then transferring to a conveying belt of a finished ore product by a material-receiving hopper and then transporting to a finished product ore storage yard. After the block material is separated by the device, a net powder-containing rate can be reduced to about 3.0% and the sieving efficiency reaches 92% under the circumstance that the net powder-containing rate is 35% and 25% and the water-containing rate is 6.5% and 5.5%.

A Suoxu pot, comprising a Suoxu soup storage tank, a Suoxu pot body and a silkworm cocoon frame, the top side wall and the bottom surface of the silkworm cocoon frame are netted; the Suoxu soup storage tank is provided with a first liquid inlet pipe and a first outlet pipe Liquid pipe; the Suoxu pot body is provided with a second liquid inlet pipe and a second liquid outlet pipe, and the second liquid inlet pipe and the first liquid outlet pipe are connected by threads; both sides of the Suoxu pot body are provided with top elastic body, a traversing mechanism is respectively arranged inside the two side walls, and a first cylinder and a second cylinder are respectively arranged inside the two traversing mechanisms; a bottom elastic body is arranged at the inner bottom of the Suoxu pot body, and the bottom elastic body is fixedly connected with a perforated plate . Silkworm cocoons can be turned up and down and left and right in the Suoxu pot, the cocoons are cooked evenly, and the effects of suoxu and silk reeling are good.

The invention relates to an installation-free water purification system capable of adjusting recovery rate, and a control method of the installation-free water purification system. The installation-free water purification system comprises a raw water tank, a reverse osmosis membrane treatment device, a pure water tank, an instantaneous hot heating body and an electric control device; the raw watertank is provided with a raw water outlet and a concentrated water inlet; and a vertical partition plate with adjustable height, three electromagnetic type liquid level switches and a magnetic floatercontrolled by an electromagnetic switch are arranged in the raw water tank. A raw water TDS probe is mounted at the raw water outlet, the concentrated water outlet of the reverse osmosis membrane treatment device is connected with the concentrated water inlet of the raw water tank, the pure water outlet of the reverse osmosis membrane treatment device is connected with the water inlet of the purewater tank, a pure water TDS probe is mounted at the pure water outlet of the reverse osmosis membrane treatment device, the water outlet at the bottom of the pure water tank is connected with the water inlet of a water supply pump, and the water outlet of the water supply pump is divided into two paths which are connected with a water and steam separation water outlet nozzle respectively. The installation-free water purification system capable of adjusting recovery rate can adjust the recovery rate of the concentrated water to adapt to the water quality requirements in different areas.

The invention provides a hydraulic paper shredding mechanism, a hydraulic paper shredder and a paper shredding method, and belongs to the technical field of paper shredding. The hydraulic paper shredding mechanism comprises a paper shredding container and a cutter assembly; the paper shredding container is used for containing liquid; the cutter assembly is arranged in the paper shredding container, and is used for cutting the paper placed in the liquid under the driving of a driving device. In the technical scheme, compared with a solid paper shredding method, the liquid paper shredding methodcan finally cut the waste paper and form a paper pulp, the information on a file can also be dissolved into broken paper pulp and can be permanently lost, and no recovery possibility exists at all; in this way, the liquid paper shredding method is a best destroying mode for important confidential files, and the absolutely confidentiality of the information on the file is realized, so that the safety is improved.

The invention discloses an anti-rust processing device after hardware workpiece ultrasonic cleaning. The anti-rust processing device comprises an oil immersing groove, and a ball screw, a sliding railand a material cage which are hung above the oil immersing groove. A nut of the ball screw is fixedly connected with an upper base block. The bottom of the upper base block is fixedly connected witha first hinging supporting seat and a second hinging supporting seat. A first connecting rod and a second connecting rod are respectively hinged to the first hinging supporting seat and the second hinging supporting seat. The first connecting rod and the second connecting rod are hinged to a third hinging supporting seat. The third hinging supporting seat is fixedly connected with a fastening piece. The fastening piece is connected with a sleeve in a threaded mode. The sleeve is internally provided with an elastic element. The elastic element abuts against a sleeving rod. The sleeving rod penetrates through the sleeve, and is hinged to a fourth hinging supporting seat. The fourth hinging supporting seat is fixedly connected with a lower base block. The anti-rust processing device moves inthe direction of the sliding rail by the lower base block, and immersing and taking out operation is well conducted. The material cage is driven to rotate by driving a stepping motor, and spin-dryingis well achieved. Traditional manual oil immersing and spin-drying procedures are replaced, and mechanical and automatic operation is achieved.

The invention provides a rubber tube end lubricating device which comprises an upper cavity and a lower cavity, wherein the upper cavity and the lower cavity are connected in an up-and-down buckling mode and used for containing sponge respectively, the sponge is immersed in lubricating oil, and when a rubber tube moves in the sponge, the outer wall of the rubber tube can be lubricated to reduce friction of the outer wall surface of the end of the rubber tube; an upper guide plate and a lower guide plate are arranged at the front end of the upper cavity and the front end of the lower cavity and jointly define a guide cavity so as to achieve the guide effect on the rubber tube before the rubber tube enters the cavity, and therefore, the rubber tube is conveyed along the axis of the upper cavity and the axis of the lower cavity; and a lower cover plate arranged on the lower cavity is semi-conical, the inner wall of the lower cover plate is obliquely arranged, then more residual oil on the outer wall of the rubber tube can be guided by the lower cover plate and flows back into the lower cavity, the utilization efficiency of lubricating oil is improved, production and processing of the rubber tube is prevented from being affected by excessive oil on the outer wall of the rubber tube, the end lubrication of the rubber tube is realized, the stability of lubricating performance is ensured, and the lubricating efficiency is improved.

The invention discloses a game process recording and displaying method based on virtual reality and a system. The system comprises a terminal and a server. The server comprises a role unit, an album unit and a printing unit. According to the invention, by associating a role in a virtual game with the age and the identity of a player, and depending on the cloud, storage space of image information is greatly improved. In a third-party printing port, based on a cloud album technology, a player can finish the printing process of all pictures only by carrying out cloud printing function operation on images recorded in game processes, so immersion, interaction and conception are truly achieved, players can easily finish printing services of pictures in the cloud without going out and great convenience is provided for users.

The invention discloses an electromagnetic tactile representation system and method and a magnetic field prediction control method. According to the system, three pose-adjustable iron core coils are used for exciting an electromagnetic field and are matched with an operating rod with a permanent magnet at the top end to generate dynamically-changed magnetic force feedback so as to generate virtualtouch meeting the dynamic sensing frequency of transverse pulling, vertical extruding and the like of human skin. The invention designs a prediction control method with a variable model according tothe linear relation between the duty ratio of driving voltage and exciting current and the superposition mode of a plurality of coil magnetic fields. According to the method, a magnetic field prediction model is adjusted in real time by utilizing the pose of each coil and the position of an operating rod, and an optimal control quantity in a limited current range is calculated by combining an objective function comprehensively considering a magnetic field generation error and smoothness, so that a coil array is accurately controlled to generate a magnetic field required by tactile representation. The dynamic electromagnetic tactile device is combined with an accurate magnetic field generation control algorithm, so that the immersion of the electromagnetic tactile representation system is ensured.

The invention discloses a head-wearing display used for a holographic system and relates to the technical field of holographic display. A data collection and transmission module comprises an image sensor, a gyroscope, an accelerometer, a bluetooth module and a processor, wherein the data collection and transmission module completes collection of head movement data and collection of image information of the real scene and transmits the collected data to an OLED micro display module for further data processing; the OLED micro display module comprises an HDMI-to-VGA module and an OLED micro control module. According to the head-wearing display used for the holographic system, the defect of a mobile phone display screen in the display aspect of an augmented reality system is made up, existingsensing equipment such as an inertial sensor and a camera on the mobile phone is integrated into the head-wearing display, two hands of a user are liberated in the holographic application, the mobilephone is not needed to be hold to be aligned with the outside, and simple man-machine interaction is realized by the user through head movement by the aid of the inertial sensing equipment.

The invention discloses a device capable of automatically cleaning a closestool. The device comprises a water tank (1), the water tank internally comprises an overflow pipe (2), a water supplement pipe (3), a water inlet pipe (4), a floating ball (5) and a water stopping rubber ring (6), a watertight container (7) containing liquid toilet cleaner is arranged in the water tank, a conduit (8) whichis located below the liquid level of the liquid toilet cleaner and is communicated with the water supplement pipe is inserted into the watertight container, and a jet device (9) is arranged at the communication portion of the conduit and the water supplement pipe. The device has the advantages that the liquid toilet cleaner is introduced into the water supplement pipe through the conduit based ona jetting negative pressure principle, it is achieved that a closestool urinal can be soaked with the toilet cleaner simply by supplying water to the closestool, the acting time of the liquid toilet cleaner and the surface of the closestool is greatly prolonged, the cleaning effect is improved, manual cleaning is not needed, the closestool can be soaked and flushed simply by pulling a flush buttonof the water tank, and the time and labor are saved.

The invention discloses a novel ink box spray head protector based on automatic cleaning. The protector structurally comprises a cleaning device a coating head and an internal device, the cleaning device is provided with the coating head, and the internal device is arranged on the cleaning device; the internal device is composed of a cleaning head, a cleaning pipe and a cleaning main structure, the cleaning head is meshed with the cleaning pipe, and the cleaning pipe penetrates through the cleaning main structure; and the cleaning head comprises a cleaning conical head, a connecting device and a welding rail, the cleaning conical head is connected with the connecting device in a buckling mode, the connecting device is welded with the welding rail, and the welding rail is connected with a rail of the cleaning device. According to the protector, particles are pumped into a storage box through the transmission of a pneumatic structure, a cleaning fluid structure is squeezed, so that the particles of a spray head are soaked and dissolved in a cleaning fluid, and then a dirty liquid is pumped into the storage box, the flow direction of the cleaning liquid and the particles are changed through the transmission of a pipe clamping device, the manual cleaning mode is changed, time and labor are saved during cleaning, cleaning is thorough, no residue exists, multi-step automatic deep cleaning is realized, and the cleaning efficiency is improved.

The invention discloses an immersed lightning protection device and a lightning protection method thereof, relates to the field of lightning protection devices, and aims to solve the problems that an existing storage tank lightning protection device is usually provided with a grounding device and a lightning protection device on the outer side of a storage tank, and the mode is poor in lightning protection effect under the conditions of a dry environment, poor geological conditions and overlarge geological resistance. According to the technical scheme, the lightning protection device comprises a box body, a storage tank is arranged in the box body, the outer side of the box body is sleeved with a conveying mechanism, a liquid outlet pipe is arranged at the bottom of the box body in a penetrating mode, and a liquid storage box is arranged at the bottom of the liquid outlet pipe; and a lifting pump for transportation is arranged on one side of the liquid storage tank. According to the immersed lightning protection device and the lightning protection method thereof, liquid in the liquid storage tank is conveyed into the conveying mechanism through the lifting pump and guided into the box body under the action of the conveying mechanism, then immersion of the storage tank is achieved, and the lightning protection effect is achieved due to the fact that the box body is made of an insulating material.