38results about How to "Nice and clear" patented technology

Smart glasses for blind persons provided by the present invention conduct shoot by an AI camera to obtain an environment image, the environment image is recognized to obtain an image recognition result, and the image recognition result is transmitted to a processor; ultrasonic waves are utilized to detect the distance of an obstacle in front and the detected distance is transmitted to the processor by a ultrasonic detection device; the received image recognition result and the distance of the obstacle in front is analyzed by the processor to obtain prompt information, and the prompt information is transmitted to a voice output module; and the received prompt information is played by the voice output module through voice. The smart glasses for blind persons can not only recognize the physical characteristics of static or dynamic objects, but also analyze the behavior of the objects. The amount of recognized information is greater, the accuracy is higher, the speed is faster, the functions are diversified, and the experience of users is improved.

The invention discloses a vehicle headlamp swinging back and forth. A rotating shaft is arranged on a long-emitting-range illuminating lamp provided with a high-condensation reflector, and the illuminating lamp is driven by one driver and swings around the rotating shaft back and forth so as to illuminating a front path. A wider illumination range can be obtained through back-and-forth swinging and illumination, and road conditions of different areas of the left, the right, the near and the far are considered. The vehicle headlamp is mainly used for improving a driver's understanding for the roads, reducing the visual fatigue degree, reducing dazzling degrees of a driver of a vehicle coming from the opposite side and a pedestrian and acquiring a wider illumination range, higher illuminance and farther illuminating distance under the condition of the same power; and the headlamp can also be applied to workplace illumination in engineering machinery, wider areas are illuminated, the operation is facilitated, and the safety is improved.

The invention discloses a music teaching device. The music teaching device comprises a support, an electronic organ placing mechanism and a music score placing mechanism, wherein supporting legs are fixedly connected to the periphery of the bottom of the support; second reserved grooves are formed in the bottoms of the supporting legs; second electric telescopic rods are fixedly connected to the middle ends of the tops of inner cavities of the second reserved grooves; a heating plate is embedded in the top of the support; the electronic organ placing mechanism is arranged at the top of the support and located on the outer side of the heating plate; the music score placing mechanism is arranged at the right end of the bottom of the support; rubber pads are connected to the bottoms of the second electric telescopic rods through adhesives; anti-skid lines are arranged at the bottoms of the rubber pads; and a controller is fixedly connected to the left end of the bottom of the support. According to the music teaching device, the electronic organ placing mechanism is arranged, so that the requirements of people for playing an electronic organ body under different postures are met; and the music score placing mechanism is arranged, so that students in different directions can better see the content of a music score clearly, and the teaching quality of the equipment is effectively improved.

The invention belongs to the technical field of composite materials, and particularly relates to a high-hardness composite material. The high-hardness composite material sequentially comprises a firstpolycarbonate layer, a polymethyl methacrylate layer and a second polycarbonate layer from up to down, wherein a nanometer transparent film is printed on the upper surface of the first polycarbonatelayer. A preparation method comprises the following steps of 1, in multi-slit coating equipment, respectively ejecting molten polycarbonate, molten polymethyl methacrylate and molten polycarbonate through three adjacent silts into a cooling roller so that the three molten layers are cured and shaped in one step to obtain a main body material; 2, printing the nanometer transparent film onto one surface of the main body material through a roller. Compared with the prior art, the composite material has the advantages that through ingenious compounding of PMMA and PC and using an ingenious production process, phenol makes the whole material have the following advantages of light weight, high transparency, high light transmission rate, high hardness, high transmission rate, proper fog degree, proper softness, bending avoidance and cracking avoidance.

The invention discloses an external rearview mirror of a motor vehicle, which comprises a shell, wherein a wide-angle mirror assembly is arranged on one side of the shell; and a fixing assembly is arranged between the wide-angle mirror assembly and the shell. The external rearview mirror is scientific and reasonable in structure and safe and convenient to use, by arranging the wide-range mirror, through the action of the wide-angle mirror, a vehicle owner can better see the road condition behind the vehicle, the blind area is reduced, the visual field is enlarged, the backing is facilitated, the side surface and tire conditions can be seen, a fixing assembly is arranged, and through the action of a vertical plate, moving shaft, transverse plate and round hole, the wide-angle mirror is convenient to mount and dismount through threads; meanwhile, the angle of the wide-angle mirror is adjusted according to the actual conditions, so that the wide-angle mirror is more convenient to use; thevertical plate and the horizontal plate are convenient to store and hide through the action of a storage groove, so that the occupied space is reduced; and through the action of an elastic lug, the vertical plate and the transverse plate are conveniently fixed in the storage groove, and the vertical plate and the transverse plate are prevented from sliding out of the storage groove in the movingprocess.

The invention discloses a bicycle for realizing the safety of driving the bicycle at night. The bicycle comprises a front wheel, a frame and a rear wheel, wherein the frame comprises a handlebar for controlling the front wheel, a flat fork for connecting the rear wheel, and a seat; branch pipes parallel with the advancing direction of the bicycle are arranged at two ends of the handlebar; flashlights are arranged in the branch pipes. The safety of driving the bicycle at night can be improved.

The invention relates to a lighting surgical retractor. A light-emitting diode (LED) cold light source arranged on a main body part of the surgical retractor provides light, so that a deep lesion tissue can be seen clearly better, and accidental injury in a normal surgery is avoided.

The invention relates to a lighting operation electrotome which has the characteristics that: by providing light by a light-emitting diode (LED) cold light source installed at the front end of the operation electrotome, deep pathological change tissues can be well observed, thereby avoiding the probability of accidentally damaging normal tissues.

The invention discloses a special tool for picking metal objects in narrow space. The special tool comprises a main extension rod, a magnetic head, an upper clamping piece, a lower clamping piece, a steering part and a micro flashlight; the main extension rod consists of a head rod and multiple sleeves connected in sequence; the magnetic head for absorbing the metal objects is fixed at the head part of the head rod; the lower clamping piece is clamped on one sleeve; a first connecting rod is fixed on the lower clamping piece; the steering part is fixed at the head part of the first connecting rod, and is connected with the upper clamping piece; and the micro flashlight is clamped on the upper clamping piece. As the magnetic head is mounted on the head rod of the main extension rod, the tool can absorb the metal objects in the narrow space to achieve convenience in use.

The invention belongs to the technical field of automobile accessories, and particularly relates to a rear support for an automobile. The rear support for the automobile comprises a sliding plate, thelower surface of the sliding plate is provided with supporting rods, the outer sides of the supporting rods are provided with adjusting nuts, the lower surfaces of the supporting rods are provided with a supporting plate, and the lower surface of the supporting plate is provided with sliding wheels. The upper surfaces of the supporting rods are provided with sliding blocks. The top ends of the sliding blocks are provided with second sliding rails in a sliding manner, the middle portions of the top ends of the second sliding rails are provided with first sliding rails in a sliding manner, andthe first sliding rails are fixed to the bottom end of an installation plate. The bottom end of the installation plate is provided with the first sliding rails and the second sliding rails, the rear support is fixed to the installation plate, the sliding blocks on the upper part of the sliding plate are fixed to the inner sides of the second sliding rails, the supporting rods are used for supporting an automobile, a worker lies on the supporting plate and pushes the supporting plate through feet, meanwhile, the sliding plate slides through the sliding blocks, the worker can move under the automobile in multiple directions, and the worker can conveniently overhaul all parts of the bottom face of the automobile.

The invention discloses an auxiliary illuminating lamp for a livestock vagina opener. The auxiliary illuminating lamp comprises a battery case and a lamp holder. A battery case fixing bar is arranged at the top of the battery case. The battery case is provided with a switch. A battery is assembled inside the battery case. A jack field is arranged at one end of the battery case. The lamp holder is connected with a plug through a connecting wire. The plug is placed in the jack field. The lamp holder is provided with a lamp holder fixing bar. The auxiliary illuminating lamp has the characteristics that the vagina opener adopted can achieve auxiliary lighting conveniently during artificial insemination, a traditional head lamp can be replaced for lighting, and the illuminating lamp is capable of being switched on and off conveniently, stable in lighting effect and convenient to carry.

The invention discloses an automatic sensing stair which is characterized in that an infrared transmitter is mounted at the lower end of a passageway wall close to the wall of a staircase, an infrared receiver is mounted at the opposite position of a wall opposite to the infrared transmitter and connected with a power switch on the inner side of a passageway step, the power switch is connected with a power supply and a wire, and the wire is connected with a floor lamp on the inner side of the lower end of a stairway. The automatic sensing stair has the advantages that the automatic sensing stair overcomes the shortcoming that a sound control sensing lamp can only be turned on by making a sound, illumination level is effectively improved by the aid of the floor lamp, the automatic sensing stair helps people to more effectively and clearly see the passageway step, and risks are avoided.

The invention discloses an array substrate, a display panel and a display device.The array substrate comprises a plurality of data lines, a plurality of scanning lines and a plurality of pixels, the scanning lines and the data lines intersect with one another to define a plurality of pixel areas, the pixels are correspondingly arranged in the pixel areas respectively, and the data lines and the scanning lines are arranged in the pixel areas. The plurality of scanning lines are mutually spaced in parallel in the first direction, a first included angle is formed between the first center line of each pixel and the first direction, and the first included angle is larger than 0 degree and smaller than 90 degrees. By means of the mode, the array substrate better conforms to the front view angle of a viewer under the normal condition by changing the offset direction of each pixel of the array substrate, and therefore the viewer can better see display information of a corresponding display panel clearly, and better viewing experience is obtained.