498results about How to "Much space" patented technology

The invention relates to a method based on LSTM-. The electroencephalogram signal feature extraction and classification recognition method for the FC is characterized by comprising the following steps: S1, collecting and preprocessing electroencephalogram signals; S2, defining a basic model structure of the LSTM network; S3, enabling the feature matrix passing through the LSTM network to pass through a two-layer FC network to obtain an LSTM model fused with the FC network, namely, LSTM-; An FC model; S4, inputting the training set into a corresponding model for training, and updating the network by using error back propagation; S5, after the corresponding model is trained, inputting the test set into the model to obtain the final classification accuracy of the motor imagery task, and thenthe performance of the model is evaluated; S6: comparing performance of LSTM and LSTM-FC models to obtain the best model.

The invention discloses a cleaning wiping cloth with geometrical shape stability and a manufacturing method and the application thereof. A cleaning mask of the cleaning wiping cloth has an organizational structure with convex-concave effect and is formed from fine filaments with the filament number of 0.01-1.0 dtex, and a supporting mask has an organizational structure with high density and is formed from filaments with the filament number of 1-10 dtex; the cleaning wiping cloth is difficult to extend and deform under the action of traction in the using process no matter being a knitted fabric or a woven fabric and has excellent geometrical shape stability. The manufacturing method of the cleaning wiping cloth comprises the following steps: raw material yarn selection and organizational design, fabric manufacture (weaving or knitting), hot water treatment, fiber opening treatment, heat setting, and the like; obtained cleaning wiping cloth is processed to a wind-shaped cleaning wiping belt which is arranged on automatic cleaning wiping equipment and can automatically clean mechanical parts following the transmission of the wind-shaped cleaning wiping belt, and the wind-shaped cleaning wiping belt is indirectly repeatedly used so as to prevent secondary pollution.

The invention discloses an electric control unit of a vehicle electronic parking brake system, which comprises a microcontroller, a power supply conversion module, a reset circuit module, a clock circuit module, an input channel module and a brake motor driving module. The microcontroller receives a single which is transmitted from the input channel module, a control signal is generated after a certain control strategy calculation and sent to the brake motor driving module which simultaneously provides the current feedback to the microcontroller when in control of positive and reverse rotation of a motor, thereby forming a closed loop control system. The system replaces a conventional mechanical lever and a tire steel cable, thereby improving the comfort and the convenience of the driving and the manipulation, and leaving more spaces for installing decorative parts and convenient facilities; meanwhile, if a service braking system is failed, the electric control unit can still play the function of emergent brake, thereby providing an automobile safety guarantee.

The invention discloses a preparation method of porosity electrospun fiber, suspending nano salt uniformly into polymer solution and proceeding electrospinning to obtain polymer/nano salt composite electrospun fiber, then using elution solution of the nano salt to proceed salt out, removing the nano salt and producing holes to obtain the porosity electrospun fiber. The method is provided with simple operation, low cost and less environmental pollution which is suitable for industrial production; the obtained porosity electrospun fiber has good shape, and can change pore diameter and surface roughness of electrospun fiber conveniently by changing particle diameter and dosage of nano salt, which can be used for preparing medicine molecular vehicle, tissue engineering stand, tissue repair replacement etc. The invention has wide application foreground.

The invention relates to a ternary metal oxide composite MXene material for positive electrode materials of lithium-sulfur batteries and a preparation method of the ternary metal oxide composite MXenematerial. The method includes: etching in hydrofluoric acid solution to obtain MXene, preparing a NiCo2O4 composite MXene material through hydrothermal reaction, and preparing a sulfur-NiCo2O4-MXenecomposite material by sulfur doping through ball milling and hot melting, namely the ternary metal oxide composite MXene material is obtained. A two-dimensional lamellar structure of MXene is beneficial to quick interlamination diffusion of electrolyte ions to achieve an excellent rate performance, and more spaces are provided for storage of active substances, so that electrode stability is improved. By introduction of a ternary metal oxide NiCo2O4, lithium polysulfide adsorption of surface polar active sites is promoted, active substance sulfur utilization rate is increased, MXene expansion can be realized, and a large volume expansion buffer space and excellent electrochemical performances are achieved.

Spherical detection robot. Set chief axis inside not rotating with spherical shell, rolling bearing connects shell with axis; suspense motion mechanism on bottom of axis; set two wheels on motion mechanism ends presses on spherical shell for gravity action. The advantage of this invention is to supply the not rotating chief axis with video camera and sensor assembled for detection; besides, the motion mechanism simplifies entire structure; it has two functions of autonomous and promotes motion, can move in strange environment according to feedback image to complete detection mission for deadly gas, field environment and planet exploration.

The invention discloses an air treatment module and an air conditioner adopting the air treatment module. The air treatment module is utilized in the air conditioner. The air conditioner comprises a heat exchange air duct. The air treatment module comprises a shell, a purification filter screen, a humidification assembly and a fan, wherein the shell is provided with an air treatment air duct, and air inlets and air outlets which communicate with the air treatment air duct; the heat exchange air duct and the air treatment air duct are independently arranged; the purification filter screen is arranged in the air treatment air duct; the air treatment air duct is divided into a humidification cavity and an air inlet cavity up and down; the air inlet cavity communicates with the air inlets; the humidification cavity communicates with the air outlets; at least a part of the humidification assembly is accommodated in the humidification cavity; and the fan is accommodated in the humidification cavity. According to the air treatment module, the technical problem that in the prior art, the heat exchange function of the air conditioner is affected due to the fact that the air treatment module is added in the air conditioner is solved.

The invention relates to a separate heat-insulating exhaust silencing device and a refrigerant compressor adopted thereby. The device comprises a metal cavity, and a gas inlet pipe mounting hole and a gas exhaust pipe mounting hole which are communicated with an inner chamber respectively, and is characterized in that: a non-metal shell is also arranged outside the metal cavity; and the exhaust silencing device is arranged outside a cylinder pedestal and is separated from the cylinder pedestal. The shell of a non-metal material is additionally arranged outside the metal cavity of the exhaust silencing device, the probability of contact of exhausted gas and internal gas of the compressor and heat transferred to the outer layer by the metal cavity of the exhaust silencing device are reduceddue to excellent heat insulation effect of the non-metal material, so that the gas in the compressor has lower temperature, and the efficiency of the compressor is increased. Meanwhile, the internal metal cavity is formed by stamping, so that the cost of materials and weight of the device can be greatly reduced, a manufacturing process is simplified, and more space is remained for the periphery of the cylinder pedestal.

The invention discloses a novel injection molding and storage device of an injection molding machine, and belongs to the technical field of injection molding machines. The device comprises a storage box, a material crushing mechanism, a vibration storage mechanism and an intermittent discharging mechanism, a feeding port is formed in the top of the storage box, the vibration storage mechanism comprises a vibration box, an intermittent vibration assembly and an installation frame, a discharging hopper is arranged at the bottom of the vibration box, two sliding rails are arranged at the top of the installation frame, each sliding rail is provided with two sliding blocks, and supporting frames are arranged between the sliding blocks and the discharging hopper respectively. By means of the material crushing mechanism, falling materials can be crushed, and the distance between the two crushing rollers can be adjusted to crush materials into required particle sizes; and the vibration storagemechanism can vibrate the vibration box, so that the material in the vibration box can be vibrated, and the material on the inner wall of the vibration box can be shaken off.

The invention discloses a treatment production line of a lead frame. The treatment production line of the lead frame comprises a material taking mechanism, a lead frame treatment groove, a lead frame jig, lead frame pushing equipment and a water jet cutter, wherein a material pushing device of the material taking mechanism is driven by a first driving device and can realize automatic working; an immobilizing mechanism of the lead frame treatment groove is used for maintaining a semiconductor lead frame at a vertical position, so that the semiconductor lead frame is small in occupied space and long in soaking time, and a better soaking effect is obtained; a liquid receiving groove formed in the lead frame jig can be used for completely receiving a chemical treatment solution dripping from the lead frame, so that the phenomenon that since the chemical treatment solution drips on structures such as an air cylinder and guide rails, the corrosion is caused is avoided.

The invention provides a turnover cover draw-pull type cigarette packaging box, comprising an outer box and a liner, wherein the outer box is composed of a lower box body and a turnover cover; the top of the back wall of the lower box body is fixed with the bottom part of the back wall of the turnover cover; the turnover cover draw-pull type cigarette packaging box further comprises an inner box provided with a cigarette containing cavity; the inner box is placed in the outer box; the liner is arranged between the inner box and the outer box; and the top of the back wall of the inner box is fixed with the inner surface of the top of the turnover cover. The turnover cover draw-pull type cigarette packaging box disclosed by the invention is used for packaging cigarettes; when a consumer opens the turnover cover and the cigarettes packaged in the inner box are upwards lifted, so that that cigarettes are more convenient to take. The packaging box is firmer and the cigarettes in the box are not easily deformed, damaged and the like by the extrusion of an external force; and the sealing effect of the packaging box is improved and the aroma of the cigarettes in the box is kept to the greatest extent. The surface of the turnover cover is additionally provided with a hollowed region so that the decoration effect of the packaging box is more stereoscopic; and a plurality of surfaces of the packaging box and the liner are used for designing and printing so that the packaging effect of a product reaches an abundant space.

The invention relates to a novel split-type tablet personal computer. The split-type tablet personal computer is characterized in that a tablet personal computer is of a split structure and is divided into a host and a hand-held terminal. According to the novel split-type tablet personal computer, because the host is separated from the hand-held terminal, the hand-held terminal can use a soft touch/display screen stably.

A planetary rolling bearing. A bearing main body comprises an inner ring, an outer ring, a ball track, main rollers and auxiliary rollers. The inner ring and the outer ring are sleeved together in a way of coincided central axes; the outer side of the inner ring and the inner side of the outer ring form the ball track; rollers in the ball track comprise a main roller group and an auxiliary roller group; the rollers are arranged in a planetary shape, namely axes of every three rollers form an isosceles triangle in the ball track; and each roller body is tangent to another along an axis direction, as well as tangent to the ball track wall. When the bearing works, only rolling friction exists between the main rollers and the auxiliary rollers, and between the main rollers, the auxiliary rollers and the outer ring and the inner ring; and original sliding friction and collision friction between the rollers and a holder do not exist. Compared with the prior art, the invention has beneficial effect that the holder is cancelled to reduce collision friction between the holder and the rollers, effectively reduce high temperature of the bearing and oil loss time, thereby prolonging the service life of the bearing.

A centrifugal fan with an axial flow wind direction comprises a centrifugal fan wheel and a housing. The centrifugal fan wheel is provided with a rotary core structure and a plurality of centrifugal fan blades arranged around the rotary core structure. An annular wind guiding face is arranged inside the housing, surrounds the rotary core structure and shields the centrifugal fan blades. Centrifugal air flow on the periphery of the centrifugal fan blades is converted into axial flow air flow through the annular wind guiding face.

The invention discloses a machinery wireless well deviation measurement instrument while drilling, which is composed of a tooth type measuring device, a pulse generating device and a cylinder body. The pulse generating device is located on the upper end of the tooth type measuring device and is connected with the tooth type measuring device by the inner gear of the cylinder body. When well deviation is measured, the slime pump is closed, the tooth type measuring device is rotated along the rotation of the bracket under the gravity action of the weight block until the gravitational potential energy is minimum; the well deviation angle is expanded by the accelerating gear group device and changed into the displacement of the pulse shaft by the gear in the process; then the pump is opened again, the displacement is changed into the pulse number which is corresponding to the well deviation angle one by one by the pulse generating device and is sent to the ground by the drilling fluid medium, thereby finishing the wireless measuring while drilling of the well deviation exactly and stably. The invention has simple structure, small volume, convenient operation, wide application, can be suitable for well deviation measurement and well quality control for the ground layer environment of high temperature and high pressure deep well and super deep well, and can be applied to the well track measurement of the positioning well, the horizontal well, the big displacement well and the branch well and the controlling engineering.

The invention discloses a skeleton of a high-temperature superconducting resistance type current limiter, which comprises a plurality of supporting insulating upright posts arranged in parallel with each other and provided with spacing, a plurality of strip fixing members with the same number and the same spacing are distributed along the length direction on each supporting insulating upright post, and the distance between adjacent strip fixing members on the same supporting insulating upright post is longer than the width of the superconducting tape; The left chassis and the right chassis areused for fixing both ends of the supporting insulating upright posts; The invention also discloses a winding method of a superconducting tape of a high-temperature superconducting resistance type current limiter and a high-temperature superconducting resistance type current limiter. The invention realizes the winding of the strip material by arranging upright posts on two chassis of the frame, The superconducting tape is tightly wound on the skeleton, and the chassis barrier is subtracted between each turn of the superconducting tape, and the superconducting tape is wound on the vertical column skeleton in multiple turns to form an organic whole, which provides more space and paths for the bubble dissipation caused by the quenching, optimizes the problem of bubble retention, and simplifies the overall structure.

A stroller frame has a body, two front wheel assemblies, a seat supporting mechanism, and a rear wheel folding mechanism. The two front wheel assemblies are respectively and pivotally disposed on the body. The seat supporting mechanism is moveably disposed below a seat plate of the body. The rear wheel folding mechanism is disposed on a rear side of the body and has two rear wheel assemblies and two linkage assemblies. The two rear wheel assemblies are moveably disposed on a first transverse rod of the body. The two linkage assemblies are respectively disposed on two ends of a second transverse rod of the body. When the stroller frame is folded, two rear wheels of the two rear wheel assemblies move between two front wheels of the two front wheel assemblies to decrease the overall width and volume of the folded stroller frame.

The invention discloses the general layout of an unmanned aerial vehicle capable of taking off with catapult assisted and being recovered by bumping a net. The unmanned aerial vehicle comprises a vehicle head, a vehicle body, a wing, a propeller, a tail pipe, a horizontal tail and a vertical tail. The abdomen of the vehicle body is a plane, the wing is mounted on the upper portion of the vehicle body, and the tail pipe and the propeller are mounted at the tail of the vehicle body. The propeller is mounted at the upper end of the tail of the vehicle body, the tail pipe is mounted at the lower end of the tail of the vehicle body, and the bottom of the tail pipe is flush with the abdomen plane of the vehicle body. A paddle closest to the tail pipe is kept a distance from the tail pipe when the paddles of the propeller are located in the vertical direction. A catapult hanging point for catapult-assisted taking off of the unmanned aerial vehicle is arranged on the abdomen of the vehicle body. The vehicle body and the wing are directly connected in a detachable mode, the vehicle body and the tail pipe are directly connected in a detachable mode, and the tail pipe and the horizontal tail are directly connected in a detachable mode. The unmanned aerial vehicle has the characteristics of being capable of being conveniently recovered by bumping the net, convenient to assemble and disassemble, high in pneumatic efficiency and the like.

The invention provides a set-top box browser, a set-top box and a method thereof. The set-top box is used for receiving and transmitting signals between digital home equipment and a network server; a network layer, connected with the network server, of the set-top box browser adopts a TCP/IP protocol; the set-top box browser comprises a user interface module, a transmission control module and a web page processing and displaying module, wherein the user interface module is used for providing an operation interface for the set-top box; the transmission control module is used for transmitting the signals between the set-top box and the network server, and analyzing a protocol adopted by a page to be displayed by the set-top box browser by adopting a Matrix SSL protocol stack; and the web page processing and displaying module is used for processing and displaying the web page analyzed by the transmission control module. Thus, the method realizes that a suitable security protocol is adopted in an embedded system and improves the security of the information transmitted by the set-top box browser and the set-top box.