45results about How to "Not crowded" patented technology

An information processing device and its system is provided in which a head mounted display is used and a user carries out an information processing operation while seeing a virtual display screen. Polycrystalline silicon using CGS is used for a semiconductor of a display element of a liquid crystal panel used in the head mounted display, so that high speed driving is made possible. The display unit which frame reversal (60 to 180 Hz) is finished in a writing period is connected to a control unit and an input operating unit, so that the user can carry out the information processing operation.

The invention discloses a GaN thin film growing on a W substrate. The GaN thin film comprises an AlN buffer layer growing on the W substrate and a GaN thin film growing on the AlN buffer layer; the AlN buffer layer is an AlN buffer layer growing at 400-500 GEG C; the GaN thin film is a GaN thin film growing at 700-800 DEG C. The invention further discloses a preparation method and application for the GaN thin film growing on the W substrate. The GaN thin film growing on the W substrate prepared by the method has the advantages of low dislocation density and high crystal quality.

The invention discloses a self-service bee divider which comprises a base plate, wherein the base plate is connected with a left bee-entering box plate and a right bee-entering box plate; the front end and rear end of the bee-entering box are hollow; a plurality of queen bee rods are arranged at the front end of the bee-entering box; the base plate on the front side of the queen bee rods is arranged as a runway; the bee-entering box is connected with a bee collector through a connecting rod; a radiating yarn is arranged between the bee-entering box and the bee collector; the bottom of the radiating yarn at the rear end of the bee-entering box is connected with the bee dividing box; a bee dividing connecting part is arranged in the bee collector; a queen bee channel is arranged on the lateral side of the bee dividing connecting part. The invention also discloses a realization method for the self-service bee divider. The self-service bee divider has the characteristics of simple structure, low cost, simple and practical bee dividing, high efficiency, good use effect and high economic benefit.

The invention provides an epitaxial growth GaN thin film on a metal Al substrate. The GaN thin film comprises an Al substrate, an AlN buffer layer, a GaN buffer layer, an amorphous AlN insertion layer and a GaN thin film layer, wherein the AlN buffer layer grows on the epitaxial surface of the Al substrate (111); the GaN buffer layer epitaxially grows on the AlN buffer layer; the amorphous AlN insertion layer grows on the GaN buffer layer; the GaN thin film layer epitaxially grows on the amorphous AlN insertion layer; and the crystal epitaxy orientation relationship between the AlN buffer layer and the GaN thin film layer is that GaN (0001) is parallel to AlN (0001) and parallel to Al (111). The high-quality GaN epitaxial thin film is obtained on the Al substrate (111) through selecting proper crystal orientation; and the efficiency of a nitride device is improved.

The invention discloses an AlN film growing on a Zr substrate. The AlN film sequentially comprises the Zr substrate and an AlN film part from the bottom up, wherein the AlN film part is an AlN film growing at 450-550 DEG C. The invention further discloses a preparation method and an application of the AlN film growing on the Zr substrate. The AlN film has the advantages of low dislocation density and good crystal quality; the Zr substrate is easy to obtain and low in price; and the production cost can be lowered.

The invention relates to an outer wall cleaning machine for a water barrel for barreled water. The outer wall cleaning machine comprises a rack, a vertical main shaft is arranged on the rack, a side brush support is coaxially and rotationally arranged on the main shaft, at least two side brush shafts which are arranged in the peripheral direction of the main shaft at intervals are rotationally arranged on the side brush support, side brushes are fixed to the side brush shafts, and a side brush driving gear and a central brush are fixedly arranged on the side brush support and are coaxial withthe main shaft. Side brush driven gears are fixedly arranged on the side brush shafts respectively, the side brush support is rotationally provided with side brush middle gears which are in engaged transmission with the side brush driving gears and the corresponding side brush driven gears, and the rack is further provided with a driving mechanism for driving the side brush support to rotate. By means of the outer wall cleaning device, the problem is solved that in the prior art, the rotation directions of the side brushes and the central brush are inconsistent, so that the water barrel is likely to be stuck.

Disclosed are a parallel-connection-type descending operation rail train and transporting method thereof, the parallel-connection-type descending operation rail train comprising: a to-and-fro closed descending rail line and operation rail line, both of the two rail lines having a descending section and a curve rotation section; and a descending train traveling on the descending rail line and an operation train traveling on the operation rail line; a descending section of the descending rail line and a descending section of the operation rail line are disposed in parallel at equal intervals; and the descending train and the operation train independently travel on respective rail line in the same direction, and are periodically connected in parallel in the descending sections of the rail lines to travel at the same speed. The present invention enables passengers to get on or off the train in dense regions (or small stations) on the whole line, has a large carrying capacity, a short interval time between each two trains, and a high average traveling speed, and each long-range passenger travelling more than two kilometers will arrive at a destination without stopping on mid-travel, thus providing great convenience for all passengers adjacent to a passenger railway line to get on the train at a nearby station at any time, and centrally saving the problem that the passenger takes a train without convenience or comfort, and spends a lot of time. The passenger railway line increases a seat occupancy rate of the train by multiple times, significantly reduces the rate of independent travel in a downtown area, eases an urban traffic congestion, and is a thorough break-through as a solution to an urban transportation problem.

The invention discloses an AlN thin film grown on a W substrate. The AlN thin film comprises the W substrate and an AlN thin film body, wherein the W substrate and the AlN thin film body are sequentially arranged from bottom to top, the AlN thin film body is an AlN thin film body grown at 400-500 DEG C, and the W substrate adopts the surface (110) as the epitaxial surface. The invention further discloses a preparation method and application of the AlN thin film grown on the W substrate. The prepared AlN thin film has the advantages of being low in defect density, good in crystal quality and the like, and the preparation method has the advantages of being simple in growth process and low in preparation cost.

The invention discloses a self-service bee divider which comprises a base plate, wherein the base plate is connected with a left bee-entering box plate and a right bee-entering box plate; the front end and rear end of the bee-entering box are hollow; a plurality of queen bee rods are arranged at the front end of the bee-entering box; the base plate on the front side of the queen bee rods is arranged as a runway; the bee-entering box is connected with a bee collector through a connecting rod; a radiating yarn is arranged between the bee-entering box and the bee collector; the bottom of the radiating yarn at the rear end of the bee-entering box is connected with the bee dividing box; a bee dividing connecting part is arranged in the bee collector; a queen bee channel is arranged on the lateral side of the bee dividing connecting part. The invention also discloses a realization method for the self-service bee divider. The self-service bee divider has the characteristics of simple structure, low cost, simple and practical bee dividing, high efficiency, good use effect and high economic benefit.

The invention discloses a smart home bed based on the Internet of Things, which includes a first bed body and a second bed body. The first bed body and the second bed body have the same structure. The bed body includes: the body, the mattress placed on the body and the head of the bed; the induction unit and the central control system, the network connection devices set inside the first bed body and the second bed body are connected to the Internet with signals, and the Internet signals are connected with Mobile terminal, the mobile terminal communicates with the APP software through a communication protocol; a music player is installed on the head of the bed, and an air purifier is installed at the end of the body. The intelligent furniture bed based on the Internet of Things makes the bed beyond the meaning of ordinary bedding by adopting the mode of remote communication control of the mobile terminal.

The invention discloses an LED epitaxial wafer grown on a metal Al substrate, which comprises a metal Al substrate, the (111) crystal plane of the metal Al substrate as the epitaxial plane, and Al grown on the metal Al substrate. 2 o 3 The protective layer, and the crystal epitaxial orientation relationship is GaN(0001) / / Al 2 o 3 (0001) / / Al(111), in Al 2 o 3 U-GaN thin film layer, N-GaN thin film layer, InGaN / GaN multiple quantum well layer, and p-type GaN thin film grown from bottom to top on the protective layer. The invention improves the luminous efficiency of the LED by selecting a suitable crystal orientation and obtaining a high-quality GaN epitaxial thin film on the Al(111) substrate.

The invention belongs to the technical field of organic contaminated soil in-situ management and control and safety guarantee, and particularly relates to an organic contaminated soil management and control disposal system and application thereof. Comprising a negative-pressure air guide layer, a power operation room and at least one group of negative-pressure air guide system, wherein the negative-pressure air guide layer is arranged at the bottom of a to-be-built building at the upper part of the site; the negative pressure air guide system comprises a negative pressure power system and a negative pressure air guide pipe network system; the negative pressure air guide pipe network system is laid in the negative pressure air guide layer; the negative pressure power system is arranged in the power operation chamber, connected with the negative pressure gas guide pipe network system and used for providing negative pressure power, and volatile and semi-volatile pollution gas entering the negative pressure gas guide layer is forcibly extracted and guided out through the negative pressure gas guide pipe network system. According to the invention, gaseous pollutants from lower-layer soil in sucked indoor air and gaseous pollutants from lower-layer soil in sucked outdoor air are eliminated, and human health risks in the proposed building are eliminated.

A connecting unit includes a wiring board (10) and a connector (17). The wiring board has a main face and a side face substantially perpendicular to the main face, and includes a metal plate (11) and a first terminal (12). The connector has a through hole (21) for passing the first terminal therethrough. The first terminal is disposed in an intermediate layer of the wiring board and is projected outwardly from the side face. When the connector is connected to the wiring board, the first terminal passes through the through hole.

The invention discloses an LED epitaxial wafer growing on an Ag substrate. The LED epitaxial wafer growing on the Ag substrate comprises the Ag substrate, an AlN buffer layer, a U-GaN film layer, an N-GaN film layer, an InGaN / GaN multi-quantum-well layer and a P-GaN film. The AlN buffer layer, the U-GaN film layer, the N-GaN film layer, the InGaN / GaN multi-quantum-well layer and the P-GaN film sequentially grow on the Ag substrate. By the adoption of the low-temperature growth technology, a GaN film grows on the novel metal Ag substrate in an epitaxial mode, so that the LED epitaxial wafer with the high quality is obtained; by the adoption of the metal Ag substrate, the growth technology is simple, the price is low, and the manufacturing cost of a device can be reduced to a great extent; by the selection of the proper crystal orientation, the GaN epitaxial film with the high quality is obtained from the Ag substrate (111) and the efficiency of nitride devices such as a photoelectric detector can be improved to a great extent.

The invention relates to a novel assembling screen. The novel assembling screen comprises a display screen and a bearing device for bearing the display screen, wherein the display screen comprises a plurality of unit screens which are detachably connected; the bearing device comprises a supporting column and a plurality of connecting arms each of which is connected with the corresponding unit screen in a one-to-one correspondance manner; the display screen is detachably connected, so that the unit screens can be assembled to a single display screen, and the display screen can also be splittedto the unit screens to use by many people; and each connecting arm is connected with the back surface of the corresponding unit screen to drive the corresponding unit screen to rotate around the corresponding supporting column, and the unit screens can be arrayed in the circumference in a spacing manner using the supporting column as an origin, so that many people can study through the novel assembling screen at the same time without being crowded.

The invention concerns a motor vehicle structure (2) comprising a seat floor (4) with attachment zones (6, 8) for attaching internal and external rails of each of two front seats; and a reinforcement (16) arranged transversely on the seat floor (4). The reinforcement (16) is attached directly to the seat floor (4) and extends transversely over a front portion of the attachment zones for attaching the internal and external rails (10, 12) up to the attachment zone (8) for attaching the external rail (12) of each of the two front seats. The invention also concerns a motor vehicle comprising such a structure (2).