Abstract: The disclosure provides a standing crawler self-propelled apparatus, including an apparatus body, a console, and a crawler mechanism. A pedal is flippably installed on a rear end of the apparatus body. Output shafts are symmetrically installed on both sides of the apparatus body. The console is installed on the apparatus body. The console is movably provided with a stroke control rod and a function control rod. A linkage mechanism is installed between the stroke control rod and the function control rod. One end of the crawler mechanism is connected to the output shaft, and the other end of the crawler mechanism is movably hinged to the apparatus body by a height adjusting mechanism. The height adjusting mechanism includes a height adjusting motor and a swing rod group. The linkage mechanism includes a slide rod, a slide rod seat, and a linkage block.

Abstract: This application provides a wireless charging transmitting apparatus, a wireless charging receiving apparatus, and a system thereof. The wireless charging transmitting apparatus includes an inverter circuit, a first transmitting plate, and a second transmitting plate. The wireless charging receiving apparatus includes a first receiving plate, a second receiving plate, and a rectifier circuit. An input end of the inverter circuit is connected to a direct current power supply, a first output end of the inverter circuit is connected to the first transmitting plate, and a second output end of the inverter circuit is connected to the second transmitting plate. A first contact is disposed on the first transmitting plate, and a second contact is disposed on the first receiving plate. When the first contact is in contact with the second contact, the first transmitting plate establishes an electrical connection to the first receiving plate.

Abstract: Provided in the present invention is the use of an enhancer named as 3C1 in the preparation of an enhancer for the interaction between FXR protein and Caspase 8 protein. The enhancer can promote the interaction between FXR protein and Caspase 8 protein, thereby inhibiting the recruitment of Caspase 8 to apoptosome and blocking its formation, inhibiting the cleavage and activation of Caspase 8, blocking signal transduction of apoptosis, and ultimately inhibiting cell apoptosis. Therefore, the enhancer can be used for preparing a drug for treating liver diseases characterized with hepatocyte apoptosis.

Abstract: A body connection assembly and a vehicle are disclosed. The body connection assembly includes: a floor panel, including a conduit; a rocker rail, located on one side of the floor panel along a first direction, where the rocker rail is configured to be connected to a body; a mounting side rail, connected to a side of the rocker rail, the side being close to the floor panel; and a battery, at least partially located below the floor panel and mounted on a side of the mounting side rail along the first direction, the side being away from the rocker rail. The battery includes a box assembly. The box assembly includes an upper box. The upper box closes the conduit.

Abstract: Embodiments of this application relate to the field of vehicle technologies, and specifically, to a vehicle frame and a vehicle. The vehicle frame includes longitudinal rails and a steering gear; the steering gear includes a shell and a steering rod slidably disposed in the shell; two ends of the shell are fixedly connected to the longitudinal rails respectively; and two ends of the steering rod respectively protrude out of the longitudinal rails, so as to be movably connected to wheels, and the steering rod drives the wheels to steer when the steering rod slides. In this way, the vehicle frame provided in the embodiments of this application is able to guarantee the torsional mode and stiffness of the whole vehicle while achieving light-weighting of the body.

Abstract: The present application discloses a manufacturing method of an optical film and the optical film. The manufacturing method includes: step S10, mixing titanium source precursors and a barium source and adding an alkaline agent for a reaction to obtain nanoparticles; and step S20, mixing quantum dots, an organic adhesive, and the nanoparticles followed by coating to obtain the optical film.

Abstract: The present invention provides a hydraulic drive axle with two-way clutch control, comprising a housing, wherein a power assembly and a driving assembly are provided in the housing; the power assembly comprises a plunger pump and a plunger motor; the driving assembly comprises a driving wheel and connected to the plunger motor, and a clutch; one end of the plunger pump is connected to an external driving device for rotation of the plunger pump; power transmission is realized between the plunger motor and the plunger pump through oil circuit conduction; the clutch is arranged on both sides of the driving wheel set and connected to a runner; power is transmitted to the driving wheel set through the plunger pump and the plunger motor; and the clutch on both sides is separately matched with the driving wheel set to realize independent control of the runner on both sides.

Abstract: The disclosure provides a real-time monitoring system and a real-time monitoring method for coal mine roof fractures during a roadway tunneling process, where the monitoring system includes a roadway model building module for building a three-dimensional model of a roadway; a roof monitoring module for obtaining roof fracture development data in real time; a fracture analysis module for obtaining a development pattern of roof fractures according to the three-dimensional model of the roadway and the roof fracture development data; a fracture formation prediction module for judging a fracture formation time according to the development pattern of the roof fractures; and an early warning processing module for early warning according to the fracture formation time.

Abstract: Provided are a quantum dot display panel, a preparation method, and a display device. The quantum dot display panel includes a backlight module, a quantum dot color filter structure, a first reflecting layer and a second reflecting layer. The quantum dot color filter structure is positioned on a light exit side of the backlight module. The quantum dot color filter structure includes at least a red quantum dot color filter unit, a green quantum dot color filter unit and a composite quantum dot color filter unit. The first reflecting layer is arranged on a side of the quantum dot color filter structure facing away from the backlight module. The first reflecting layer covers the red quantum dot color filter unit and the green quantum dot color filter unit. The second reflecting layer is arranged on a side of the backlight module facing away from the quantum dot color filter structure.

Abstract: The present invention provides a zero-steering hydraulic drive axle, which includes: a housing, and the housing is internally provided with a first drive assembly. One end of the first drive assembly is connected to an external power input device for power input, and the other end of the first drive assembly is connected to an external rotation output device. The first drive assembly includes: a plunger pump and a plunger motor. One end of the plunger pump is matched with the power input device, and the other end of the plunger pump is connected to an external oil pipe for oil feeding or supplementing. The plunger motor is matched with the rotation output device. The present invention is simple in overall structure, stable in power output, capable of realizing stepless speed change and pivot steering and turning, and wider in application scene range.

Abstract: A longitudinal beam assembly includes an integrally formed longitudinal beam and a mounting tower. The mounting tower is mounted on the longitudinal beam. The longitudinal beam is provided with a first suspension mounting portion, and the first suspension mounting portion is configured to mount a suspension lower swing arm. The mounting tower is provided with a shock absorber mounting portion and a second suspension mounting portion. The shock absorber mounting portion is configured to mount a shock absorber and the second suspension mounting portion is configured to mount a suspension upper swing arm.

Abstract: Embodiments of this application relate to the field of vehicle technologies, and specifically, to a vehicle frame and a vehicle. The vehicle frame includes longitudinal rails and a steering gear; the steering gear includes a shell and a steering rod slidably disposed in the shell; two ends of the shell are fixedly connected to the longitudinal rails respectively; and two ends of the steering rod respectively protrude out of the longitudinal rails, so as to be movably connected to wheels, and the steering rod drives the wheels to steer when the steering rod slides. In this way, the vehicle frame provided in the embodiments of this application is able to guarantee the torsional mode and stiffness of the whole vehicle while achieving light-weighting of the body.

Abstract: Provided are a quantum dot display panel, a preparation method, and a display device. The quantum dot display panel includes a backlight module, a quantum dot color filter structure, a first reflecting layer and a second reflecting layer. The quantum dot color filter structure is positioned on a light exit side of the backlight module. The quantum dot color filter structure includes at least a red quantum dot color filter unit, a green quantum dot color filter unit and a composite quantum dot color filter unit. The first reflecting layer is arranged on a side of the quantum dot color filter structure facing away from the backlight module. The first reflecting layer covers the red quantum dot color filter unit and the green quantum dot color filter unit. The second reflecting layer is arranged on a side of the backlight module facing away from the quantum dot color filter structure.

Abstract: The present application discloses a manufacturing method of an optical film and the optical film. The manufacturing method includes: step S10, mixing titanium source precursors and a barium source and adding an alkaline agent for a reaction to obtain nanoparticles; and step S20, mixing quantum dots, an organic adhesive, and the nanoparticles followed by coating to obtain the optical film.

Abstract: Disclosed are a method and device for determining a gray-scale value of a display panel. The method includes that: brightness values corresponding to multiple gray scales under a target area of a display panel are fitted to obtain a target slope value and a target deviation value; a reference brightness value under a target gray scale of the display panel is determined according to the target slope value and the target deviation value; and an output gray-scale value corresponding to each pixel under the target gray scale is determined according to the reference brightness value.

Abstract: Provided in the present invention are a salt of an arylaminopurine derivative represented by Formula (2), a preparation method therefor and the use thereof. The salt obtained in the present invention has good crystallinity and significantly improved solubility relative to that in the free form, and the preferred salt and crystal form have low hygroscopicity and can exist stably. Therefore, compared with the free form of arylaminopurine derivatives or other salts, it is easier to prepare same into a medicine.

Abstract: A method for preparing a fluorescent polarizing film based on directional arrangement of quantum rods. In the method, an inkjet printing technology is used for printing quantum-rod ink having proper viscosity and surface tension on a substrate according to a preset pattern, and directionally arranging quantum rods to obtain a fluorescent polarizing film. The diameter and spacing of fluorescent lines obtained by the method can be controlled and adjusted according to parameter conditions such as a needle aperture, a printing speed, and a preset pattern. The prepared transparent fluorescent film with directionally arranged quantum rods has a high degree of polarization, can be prepared on a flexible substrate in a normal temperature environment, and has wide applicability.

Abstract: Provided are a quantum dot material, a preparation method and use thereof. The quantum material includes a quantum dot, and a first cladding layer and a second cladding clad outside of the quantum dot, wherein the first cladding layer is located between the quantum dot and the second cladding layer. The quantum dot material provided herein has good water and oxygen barrier properties and good stability.

Abstract: Disclosed is a method for preparing a quantum rod/polymer fiber membrane by using electrospinning technique. The method comprises the following steps: (1) preparing a quantum rod solution; (2) preparing a polymer solution, and adding the quantum rod solution obtained in step (1) into the polymer solution so as to form an electrospinning precursor solution with a volume concentration of the quantum rods of 5%-80%; and (3) adding the electrospinning precursor solution into an electrospinning device, regulating the voltage of a generator and the receiving distance, and then performing electrospinning to prepare the quantum rod/polymer fiber membrane. By adjusting the concentration of the quantum rod solution and parameters in the electrospinning process, the method realizes directional arrangements of the quantum rods in the electrospinning process, thereby obtaining the quantum rod/polymer fiber membrane with high degree of polarization performance.