37results about How to "Avoid hedging" patented technology

The invention discloses a water drainage cross inspection well preventing water face-to-face flushing, belongs to the field of water drainage projects and particularly relates to a rainwater and sewage convergence water drainage structure. The well is an intersection inspection well applicable to a rainwater or sewage pipeline. Branch pipes on the two sides of a water drainage pipeline are connected into the inspection well through sluices with large cornering radius, the sluices of the branch pipes on the two sides are spaced from a sluice of an upstream pipeline, and the included angle of afflux of the three sluices is small. The inspection well can prevent face-to-face flushing of water entering the inspection well, reduce turbulence flow to stabilize the water and bring the water drainage efficiency of the intersection inspection well into full play, thereby reducing the frequency of waterlogging of urban roads.

The invention discloses a ride allocation system and method. The system includes a passenger allocation area, a plurality of pick-up areas, a station control system, a plurality of identity terminals,and at least one first induction device. The passenger allocation area includes at least one allocation area entrance, and the passenger allocation area communicates with an entrance of each of the pick-up areas; the identity terminals record passenger information, the first induction device is disposed on the allocation area entrance, and the first induction device is used for collecting the passenger information of each of the identity terminals entering the allocation area entrance, and sends the passenger information to the station control system; and the station control system is used for obtaining vehicle information in each of the pick-up areas, is further used for match each of the identity terminals to one of the pick-up areas according to the passenger information and the vehicle information, and guides each of the identity terminals to matched entrances of the pick-up areas. The invention can achieve fast passenger-vehicle matching and passenger matching riding in a same destination or a similar destination during the time of multi-person and multi-vehicle, thereby improving the riding allocation efficiency.

The present invention relates to a high-effective large-flux fixed valve tower tray. It is formed from column plate, fixed valve and down-pipe. The fixed valve is formed by directly stamping the column plate self-body, and said fixed valve is composed of valve surface of fixed valve and valve leg of fixed valve, the valve surface is connected with column plate by means of valve leg of fixed valve, and the valve surface of the fixed valve has a downward bent folded edge. Said invented structure can raise treatment capacity of tower tray and its operation elasticity, at the same time the gas-liquid contact on the plate can be intensified so as to raise column plate mass transfer efficiency.

The invention relates to an electroplating device. The electroplating device comprises an electroplating bath, a delivery mechanism and multiple groups of jet flow components arranged in the electroplating bath, wherein each jet flow component comprises two jet flow pipes vertically arranged side by side; a gap for passing of a circuit board is left between the two jet flow pipes; at least one row of injection hole sets distributed in the axial direction of each jet flow pipe is arranged at the inner side of the jet flow pipe; the rows of injection hole sets of the two jet flow pipes are arranged opposite to each other; each injection hole set comprises a plurality of injection holes; and the injection holes of the injection hole sets positioned in the opposite rows are arranged in the axial direction of the jet flow pipe in a staggered manner. The injection hole is of a hole-like structure, so that the circuit board can not be scratched; when the injection holes of the opposite rows are staggered, opposite injection of the injection holes of the two rows can be avoided, thus improving the hole debubbling effect; and impact forces of electroplating solutions injected by the injection holes of the two opposite rows on the circuit board are the same, so that circuit board swing and jet flow pipe collision can be effectively avoided, and the jet flow pipe can be prevented from scratching the circuit board.

The invention relates to an air knife assembly and a drying device. The air knife assembly comprises two vertical air pipes arranged side by side. A gap is reserved between the two air pipes, and a circuit board can pass through the gap. The inner side of each air pipe is provided with at least one line of air hole groups which are distributed in the axial direction of the air pipe. Each line of air hole groups of each air pipe are arranged on the inner side. Each air hole group comprises multiple air holes. The air holes of the lines of air hole groups on the inner sides of the air pipes are arranged alternately in the axial direction of the air pipes. The air holes are of hole-shaped structures in the air pipes, so that the circuit board cannot scrape against protruding objects, and the installation distance between the air pipes is shortened; when the air holes of the lines on the inner sides are arranged alternately, the two lines of air holes are protected against opposite impact, and therefore the air drying effect on the holes is improved; and air sprayed by the air holes of the two lines on the inner sides apply the same impact force on the circuit board, the circuit board can smoothly pass through the gap of the air knife assembly, the circuit board can be effectively prevented from swinging and colliding with the air pipes, and the air pipes are prevented from scraping against the circuit board.

The invention relates to the field of water flow pollution discharge, in particular to a spiral water flow pollution discharge mechanism which comprises a flow collecting barrel, a flow collecting hole, a connecting pipe, a pollution discharge mechanism and an anti-blocking mechanism. According to the spiral water flow sewage discharge mechanism, the conical structure of the sewage discharge cylinder is matched with the spiral groove, water flow and water pressure of sewage during drainage can be used as a power source, rotation of the mounting ring seat and the fan-shaped blades can be accelerated and driven, vortex and inward rolling force are formed, sludge and sundries in a pipeline are smashed, and the sundries adhering to the inner wall of the pipeline are washed away; the device has the advantages of being simple in structure, convenient to use, capable of avoiding blocking, capable of saving energy, capable of avoiding opposite flushing of multiple strands of sewage through the arrangement of the inclined confluence holes, capable of enabling the confluence sewage to be accelerated to form vortex under the cooperation of the conical structure of the inner wall of the confluence barrel, capable of effectively accelerating the water flow speed and improving the sewage discharging efficiency, and capable of saving energy. And through the cooperation of the mounting baffle ring, the two movable bolts and the two springs, the two mounting ring seats can be quickly supported and positioned.

The invention relates to a water jet cutter assembly and a washing device. The water jet cutter assembly comprises two spray pipes vertically arranged side by side, wherein a gap for a circuit board to pass through is reserved between the two spray pipes; at least one column of spray holes distributed along the axial direction of each spray pipe are formed in the inner side of each spray pipe; the columns of spray holes of the two spray pipes are arranged oppositely; each group of spray holes comprises a plurality of spray holes; and the spray holes positioned in the opposite columns of spray holes are formed in the axial directions of the spray pipes in a staggered manner. The spray holes are of porous structures on the spray pipes, the circuit board cannot rub protruding objects, and the mounting distance between the spray pipes is decreased; when the spray holes in the opposite columns are staggered, the spray holes in the two columns are prevented from rushing oppositely, and the washing effect for the holes is improved; the impact forces of washing fluids sprayed by the two opposite columns of spray holes for the circuit board are the same, the circuit board can smoothly pass through the gap between the spray pipes, circuit board swinging and collision with the spray pipes can be effectively avoided, and the circuit board is avoided from being scratched by the spray pipes.

The invention belongs to the field of automobiles, and relates to an automobile air conditioning system temperature control curve optimization structure which comprises a middle shell, a left shell and a right shell, and a face blowing air door, a foot blowing air door and a defrosting air door which are used for controlling face blowing, foot blowing and defrosting respectively are arranged in acavity formed by the middle shell, the left shell and the right shell. The structure further comprises an air mixing door which comprises an upper mixing air door and a lower mixing air door which areindependently arranged; the upper mixing air door comprises an upper-layer cold runner and an upper-layer hot runner, and the lower mixing air door comprises a lower-layer hot runner and a lower-layer cold runner. According to the invention, the linearity can be better optimized, the temperature can be orderly and quantitatively increased, the jittering condition is avoided, the temperature difference between the upper, lower, left, right, front and back parts can be better changed, the temperature difference required by different parts of passengers is effectively met, the comfort of a passenger compartment is better controlled, and vehicle models with more modes can be efficiently met.

The present invention proposes a joint control system and method for multiple PTZ cameras in a virtual-real fusion scene, including camera screening, local picture planning and camera attitude calculation. The present invention can provide the joint control function of multiple PTZ cameras for the virtual-real fusion video scene, improve the utilization rate of multiple cameras, expand the picture capture range of the scene, optimize the camera monitoring area, thereby improving the viewing experience of users.

The invention provides a device with multiple packing machines sharing a pipe sticking machine. By means of the device, the production area and the production machinery cost can be reduced. The device comprises a conveying belt connected with the pipe sticking machine, discharging passages of the multiple packing machines are connected onto the conveying belt at intervals, a sensor for detecting whether a place enough for holding a packing box exists at each connection position is arranged at each of the connection positions of the discharging passages and the conveying belt, and stopping units controlled by sensor signals are arranged on the discharging passages of the packing machines. According to the device, the discharging passages of the multiple packing machines share the pipe sticking machine, so that the pipe sticking machine investment cost is reduced; when product positions are hedged, the sensors send signals to the stopping units which suspend discharging of the discharging passages of the packing machines to the hedged positions, so that hedging is prevented; the sensors send signals to the stopping units after detecting the passing of the hedged positions, and the stopping units open the discharging passages, so that the continuity of products sent to the pipe sticking machine is guaranteed, and the production efficiency is improved.