30results about How to "Increase traffic" patented technology

The invention provides a centrifugal fan and a closed motor with the same, aiming at solving the problems of the obstructed air circulation in the closed motor. The centrifugal fan is provided with an air current guider which can transform the air current which is blown out of the blades of the centrifugal fan to circulate radially along the blades into the air current which circulate axially along the blades without being obstructed. After the centrifugal fan is arranged on one end of the closed motor, the air current which is blown out of the blades of the centrifugal fan can not do circular motion along the rotating shaft on one end of the closed motor but can enter the channel between the stator and the frame of the motor without being obstructed, thus the resistance of the system can be greatly reduced, the flow of centrifugal fan operating points can be improved, and the temperature rise speed in the closed motor can be slowed down.

The invention discloses an intake system and an exhaust system for a supercharged internal combustion engine in the field of internal combustion engines, which comprises the intake system and the exhaust system of the internal combustion engine. The inlet of the intake system is connected with an air filter or directly communicated with air; the outlet of the intake system is connected with an intake passage of the internal combustion engine; the inlet of the exhaust system is connected with an exhaust passage of the internal combustion engine, and the outlet of the exhaust system is connected with a main smoke exhaust pipe; the intake system at least makes the overall intake process of the intake passage of one cylinder divided into at least two intake durations, and makes the gas with different pressures pass through the intake passage during the divided intake duration and the gas with the same pressure pass through the intake passages of other cylinders in the overall intake process. The system can allow the gas with different pressures to sequentially enter the cylinder during different intake durations in sections so as to improve the transient response speed of the turbocharged internal combustion engine or the supercharging efficiency of mechanical supercharging; and the system also can realize the flow adjustment of a plurality of superchargers and better cooperative work of the plurality of superchargers.

The invention discloses a stator module for an electric spindle. The stator module for the electric spindle comprises a stator iron core, wherein a cooling sleeve is arranged on the outer side of thestator iron core; multiple annular ring-shaped slots are formed in the outer side wall of the cooling sleeve; each two adjacent ring-shaped slots communicate through a straight slot; each two adjacentstraight slots are formed in the left side and the right side of the stator iron core in a staggering way; and through the cooperation of the straight slots and the ring-shaped slots, cooling liquidintroduced through the straight slots flow to two sides of the ring-shaped slots. The stator module for the electric spindle provided by the invention has the characteristics that the flow of the cooling liquid can be increased, the temperature is uniform after cooling, the temperature gradient at a cooling liquid inlet part and a cooling liquid outlet part is small, and the cooling capacity is high.

The invention relates to the technical field of car parking management, in particular to a time-limited parking monitoring and alarming system. The time-limited parking monitoring and alarming systemcomprises a time-limited parking monitoring alarm device, an NVR memory, a central server and a client which are connected with one another in a wired or wireless mode, wherein the time-limited parking monitoring alarm device comprises a shell, an alarming warning light and an alarming loudspeaker are arranged at the upper end of the shell in sequence downwards, and a video monitoring camera and an LED parking time display screen are arranged on the side wall of the shell from top to bottom in sequence. By means of the time-limited parking monitoring and alarming system, roadside parking slotparking conditions can be monitored in real time, and parking time, illegal parking acts and the like of parked cars can be monitored in real time; the time-limited parking monitoring and alarming system is beneficial to encouraging people to drive out of parking slots constantly, parking is regularized as far as possible, the passing speed is improved as far as possible, and the work efficiency of workers is improved as far as possible.

The invention provides a method for improving the passing rate of a face difficult to recognize for face recognition, and the method comprises the following steps: firstly setting a recognition passing threshold value as Th1, setting a minimum recognition threshold value as Th2, and enabling Th2 to be smaller than or equal to Th1; when a user triggers recognition, searching the most similar in-library human face and the corresponding comparison score Score _ top 1 in the human face feature library; if Score _ top 1 is greater than or equal to Th1, determining the identification to be successful; when the user IDi cannot reach the identification pass threshold Th1 in the identification process, the identification is directly successful; if a condition that Ni is greater than or equal to Nthis triggered in the process, reducing the identification passing threshold of the user is reduced, wherein the recognition passing threshold value is reduced to Th3 = max (Th2, Th1-ReduceTh), Ni is the number of times that the user IDi is continuously identified as PersonIDi and the highest comparison score is greater than or equal to Th2, and Nth represents the set number of times that the userIDi is continuously identified as the same person and meets the minimum identification threshold requirement Th2, and is used for triggering a mechanism for reducing the identification threshold.

The invention discloses a multi-intersection traffic signal light optimal control system. The system comprises traffic signal lights installed at an intersection, a control system, and an inductor connected with the control system and arranged at each lane; the system further comprises a cloud server in communication connection with the control system, wherein the cloud server is used for dividing a road into a trunk road and a secondary trunk road according to traffic flow, a straight signal light and a right turn signal light arranged on the trunk road are in an ever-green active state, a left-turn signal light of the trunk road and all signal lights of the secondary trunk road are in an ever-red passive state; the ever-green active state and the ever-red passive state are triggered to change by a threshold value of each lane; when the ever-green active state and / or the ever-red passive state are / is triggered to change, the control system is in linkage work according to a preset control signal light. The system disclosed by the invention is simple in implementation, low in improvement cost, capable of controlling the traffic signal lights at multiple intersections, guaranteeing the traffic smoothness of the trunk road, improving the comprehensive capacity of the trunk road and the secondary trunk road, and reducing the waiting, protecting environment and saving energy.

The invention relates to a book management transporting vehicle convenient for books to be placed in a classified manner. The book management transporting vehicle convenient for books to be placed ina classified manner comprises a transporting vehicle body, multiple book placing racks, a pair of sliding supporting plates and movable plates, wherein the multiple book placing racks are arranged onthe transporting vehicle body in a separable manner; the pair of sliding supporting plates is arranged at the two ends of each book placing rack in parallel; and the movable plates are arranged between the sliding supporting plates and correspondingly connected with the two sliding supporting plates in a sliding manner. Compared with the prior art, the book management transporting vehicle convenient for books to be placed in a classified manner has the advantages that the book placing racks can be integrally taken out from the transporting vehicle body and one kind of books on the book placingracks are integrally pushed out by using the movable plates and are all placed on bookshelves; and therefore, the efficiency of taking out the books out of the transporting vehicle and placing the books on the bookshelves is greatly enhanced for working personnel so that the book management efficiency is enhanced.

The invention relates to the technical field of polymer material films, and discloses a manufacturing method of small-aperture polyether sulfone planar films for a film bioreactor, which comprises the following steps: using polyether sulfone as a film forming material, using a high molecular polymer additive and an anionic surfactant for improving the viscosity and the water affinity of a castingfilm fluid, and using an amount of appropriate nonsolvent for rapid demixing and gelation, so as to prepare the polyether sulfone planar film with small aperture (0.04-0.15micron), high aperture ratio, thin skin and high flux. The prepared film is used for the film bioreactor, and film holes are not easily blocked and have high and stable flux.

The invention provides a hydroelectric turbine device. The device comprises a water pressing machine, a mechanical transmission device, a water turbine and a turbine device, wherein the water pressingmachine is arranged on the upstream of a river channel with a water level difference, the water turbine is arranged at the downstream of the river channel, the turbine device is arranged at the downstream of the river channel, the turbine device is connected with the mechanical transmission device, and the mechanical transmission device is connected with the water pressing machine. According to the device and method, the energy utilization efficiency of a hydropower station is improved, the water level difference required by upstream and downstream is lower for the specified power output, sothat the construction of the hydropower station saves materials and cost, and or else, the power generation effect of the hydropower station is better if the same water level difference are provided.

The invention discloses a freight vehicle targeted intelligent marketing algorithm for petrol stations. The algorithm includes steps: A, domestic published petrol station information data are subjected to fetching and artificial area collection through a data platform and continuously accumulating to the platform to serve as petrol station base data; B, hundreds of thousands of vehicles with G7 generate corresponding trail data and stay point data, the data are stored in a big data platform through an acquisition program, and the trail data and the stay point data are subjected to geohash value calculation; C, a distance value is set to define whether vehicles stay at or pass through petrol station ranges, and matching with petrol station geohash values is performed through vehicle trail geohash and stay point geohash. According to the algorithm, the nearest petrol stations optimum in petrol price are intelligently recommended for refueling freight vehicles according to positions of the freight vehicles, the petrol stations can be assisted in efficient operation, the flow rate of the petrol stations is increased, and profits of the petrol stations are maximized.

The invention discloses a pipe fitting transport vehicle, which includes a vehicle body and a push handle, and is characterized in that the vehicle body and the push handle are welded together through a reinforcing rod, and left support columns are installed on the upper end of the vehicle body in sequence from left to right , the middle support column and the right support column, an elastic net bag is respectively installed between the left support column and the middle support column, and between the middle support column and the right support column, and two directional rear ends are installed at the bottom rear end of the car body. The front end is equipped with two variable front wheels, and a waste collection tank is provided at the bottom of the car body. Through the above settings, the present invention has simple structure, large transportation capacity and fast transportation speed, and adopts a detachable elastic net bag, which is easy to clean, can be cleaned multiple times and can reduce secondary pollution, greatly improving production efficiency.

The invention provides a grain conveying chain structure and relates to the field of conveying equipment. The grain conveying chain structure comprises inner chain link groups and outer chain link groups, which are alternately connected; each inner chain link group comprises two inner chain plates, wherein circular through holes are formed in two ends of the two inner chain plates, respectively, and spacer bushes are arranged in interference fit in the circular through holes in the two ends of the two inner chain plates; each outer chain link group comprises two L-shaped outer chain plates; the two outer chain plates of each outer chain group are symmetrically arranged on two sides of each inner chain link group, and the two outer chain plates of each outer chain link group are connected with the spacer bushes of each inner chain link group by means of pin shafts; stiffeners, which are cylindrical, are welded on inner sides of the two outer chain plates of all the outer chain link groups, respectively. The grain conveying chain structure has the advantage that the cylindrical stiffeners are adopted to reduce the phenomenon of bringing back materials in a material transportation process and increase the amount of transportation.

The invention discloses a mounting structure of an air filter of a cabinet air-conditioning indoor unit. The air filter is positioned at an airflow outlet above an indoor air supply turbofan. Because the air filter is placed at the outlet of the fan, the suction resistance of the fan is greatly reduced, and the flow is improved; the inlet space of the fan is increased so that the airflow is not accumulated in the inlet space of the fan and the noise is reduced; the airflow at the outlet of the fan nearly flows upwards vertically and is well matched with the crisscross structure of the air filter, so noise is not caused in the inlet space; and when a customer needs to clean the air filter, the filter can be extracted from the lateral surface.

The invention discloses a small-sized intelligent three-dimensional traffic track. The small-sized intelligent three-dimensional traffic track comprises a first main track, multiple stop tracks and multiple switching tracks; and the first main track comprises multiple sections of tracks. As the small-sized intelligent three-dimensional traffic track comprises the first main track, the multiple stop tracks and the multiple switching tracks, the disadvantage of congestion caused by train operation can be relieved during using; and moreover, during using, the running danger is reduced, the small-sized intelligent three-dimensional traffic track is convenient for passengers to enter a station to get on and get off, and therefore, the life efficiency of people every day is enhanced; and furthermore, the development of science and technology is improved, the small-sized intelligent three-dimensional traffic track meets the needs of the market and possesses higher practicability; and the small-sized intelligent three-dimensional traffic track has the following characteristics of track space erection, train miniaturization, high frequency dispatching and flexible dispatching.

The invention discloses a main shaft for a large flow electromagnetic valve type injector and relates to parts of the injector. The main shaft for the large flow electromagnetic valve type injector isa split type main shaft, and comprises a main shaft body, an auxiliary shaft and a magnetism isolating sleeve; the upper end of the main shaft body is connected with an oil inflow nozzle; the lower end of the main shaft body is connected with the magnetism isolating sleeve; the magnetism isolating sleeve is internally provided with a valve element; the periphery of the magnetism isolating sleeveis connected with the auxiliary shaft; a reset spring is installed in a center hole of the main shaft body; the position, corresponding to the reset spring installing position, of the hole wall of thecenter hole of the main shaft body is provided with an annular spring avoiding groove; the main shaft body and the auxiliary shaft are made from a low magnetic resistance material; and the magnetismisolating sleeve is made from a high magnetic resistance material. According to the main shaft for the large flow electromagnetic valve type injector, the magnetic resistance of the magnetism isolating structure can be effectively improved, coupling magnetic flux between the main shaft and the valve element is improved, the electromagnetic force acting on the valve element is increased, and therefore a gap between the valve element and a valve base is increased, and the flow of the injector is effectively increased. According to the main shaft for the large flow electromagnetic valve type injector, the dynamic flow stability of an oil injector can also be improved, the structure is simple, cost is low, and using and popularizing are easy.

The invention relates to the field of food transportation, in particular to an anti-crash logistics transportation method for puffed food. The method comprises the following steps that 1, the puffed food is placed into a storage box and does not need to be packaged; 2, the storage box is put into a transport vehicle; 3, the puffed food is transported to a destination by the transport vehicle; 4, the puffed food which is delivered to the destination is taken out; and 5, the puffed food is packaged by using a bagging machine. According to the method, a staged packaging mode is adopted, the packaging steps are allocated to local distributors, and therefore the transportation volume of the puffed food can be greatly increased, meanwhile, the damage rate of the puffed food in the transportationprocess can be decreased through the storage box adopted by the method, and the quality of the puffed food can be improved.

The invention discloses a folding pallet box. The folding pallet box comprises a base plate, a first side wall, a second side wall, a first upper cover and a second upper cover; the first side wall and the second side wall are oppositely arranged on the two sides of the base plate and are pivotally connected to corner stand columns between a folded state and an assembled state, and the pivot axisof the second side wall is higher than the pivot axis of the first side wall by a distance C; the first upper cover and the second upper cover are pivotally connected to the top ends of the first sidewall and the second side wall, in the assembled state, the distance between the first upper cover and the second upper cover in the horizontal direction is J, the horizontal distance between the pivot axis of the first upper cover and the inner side faces of the corner stand columns connected with the first upper cover and the horizontal distance between the pivot axis of the second upper cover and the inner side faces of the corner stand columns connected with the second upper cover are F, wherein C, F, and J meets the condition that C + J is larger than 2F; and in the folded state, the first upper cover is stacked on the outer surface of the first side wall, and the second side wall and the second upper cover are located on the first surface of the first upper cover. According to the folding pallet box, the folding height can be effectively reduced, so that the transportation amount during empty box transportation is increased, and the transportation cost is reduced.

The invention discloses a pushing method and a pushing device for a drainage meal. The invention relates to the field of electronic information. The method comprises the following steps: for each candidate meal in the acquired target store, matching the meal information of each candidate meal with the meal list of each store contained in the meal list collection of the store, and determining the first characteristic information of each candidate meal according to the matching result; Calculating the ingredient information and the pricing information of each candidate meal for each candidate meal in the acquired target store, and determining the second characteristic information of each candidate meal according to the calculation result; According to the first characteristic information andthe second characteristic information of each candidate meal, selecting a candidate meal from each candidate meal as a drainage meal of a target store, and the drainage meal of the target store is associated with the target store and pushed to a user terminal. The invention can dig out more unique and considerable interest rate meal as the drainage meal, which improves the passenger flow and increases the turnover.

The invention discloses a gas box type blowing wind pipe dust removing device, which comprises a box body, wherein the box body comprises a wind inlet box body, a filtering box body and an ash hopper,the wind inlet box body, the filtering box body and the ash hopper are distributed up and down, a wind inlet is formed in the wind inlet box body, an ash outlet is formed below the ash hopper, a group of blowing wind pipes are arranged in the filtering box body, a plurality of flange interfaces are arranged on the upper end surfaces of each blowing wind pipe, a filtering cylinder can be vertically mounted on each flange interface, the two ends of the blowing wind pipe extend out of the box body, pulse valves connected with a gas source are arranged on each blowing wind pipe on the same side of the box body, off-line valves are arranged on each blowing wind pipe on the other side of the box body, the blowing wind pipes on one sides of the off-line valves are communicated with a wind outletgathering pipe, and a fan is arranged on the wind outlet gathering pipe. According to the invention, by increasing the diameter of the blowing wind pipe, the filtering cylinder is directly mounted onthe blowing wind pipe to increase the flow of the gas flow in the blowing wind pipe, so that the back blowing operation of the filtering cylinder is well realized; and the gas box type blowing wind pipe dust removing device is simple in overall structure, convenient to mount and convenient to maintain.

The invention provides an express box, and relates to the technical field of express boxes. The bottom plate and the top plate are connected to the two sides of the protection cover respectively, and the bottom plate and the top plate are hinged to the two ends of the folding assembly respectively. The box body can be freely switched between the use state and the storage state through the folding assembly, and when the box body is in the use state, the folding assembly opens the bottom plate and the top plate, so that the protection cover, the bottom plate and the top plate jointly form the box internally provided with the containing cavity, and express items can be contained; when the box body is in the storage state, the folding assembly is hidden inside by the bottom plate and the top plate in a mutual overlapping mode, and the space occupied by the box is reduced.

The invention discloses a municipal engineering transport vehicle for road greening. The municipal engineering transport vehicle comprises a vehicle head, a frame and a compartment. The vehicle head and the frame are connected, and wheels are arranged below the vehicle head and the vehicle frame correspondingly; and the compartment is arranged on the frame. The municipal engineering transport vehicle is characterized in that the compartment is composed of a left baffle, a right baffle, a front baffle, a rear baffle and a bottom plate; a guide groove is transversely formed in the center of thebottom plate; a left bearing seat is arranged on the left baffle, and a right bearing seat is arranged on the right baffle; a screw, a plurality of moving plates and two guide rods are further arranged in the compartment; a through hole is formed in the center of each moving plate, I-shaped rings are arranged at the through holes, and the screw penetrates through the I-shaped rings; and a transverse through groove is formed in the front baffle, and the front end of a telescopic rod is located in the transverse through groove. According to the municipal engineering transport vehicle, the multiple moving plates are arranged in the compartment and can move to compress branches which spread originally, the occupied volume of the branches is decreased, and accordingly the branch transport efficiency can be improved effectively.

A tubular heat exchanger belongs to the field of heat exchangers and comprises a shell and a shell cover, a heat source inlet and a heat source outlet are formed in the shell, a cold source inlet and a cold source outlet are formed in the shell cover, a vertical tube plate is arranged in the shell, a horizontal first partition plate is fixedly mounted on one side of the tube plate, and a second partition plate is fixedly mounted on the other side of the tube plate. Two transverse circular grooves, a connecting groove and a connecting hole are formed in the shell, the heat source inlet and the heat source outlet are communicated with the right sides of the corresponding circular grooves respectively, and the two circular grooves are communicated through the connecting hole. Compared with an existing U-shaped tubular heat exchanger, firstly, the U-shaped tubular heat exchanger is provided with the connecting grooves, the heat exchange tubes on the upper side are communicated with the heat exchange tubes on the lower side, only the straight tubes need to be cleaned during cleaning, and the problem that a U-shaped pipeline in an existing device is difficult to clean through a high-pressure water gun is solved; a user can detach the heat exchange pipe and the first spiral shaft to clean and maintain the heat exchange pipe and the first spiral shaft.

The invention discloses a saw dust powder collecting material bin structure. A rotary type level gage is mounted on the side, close to the upper portion, of the interior of a material bin, a warner ismounted on a support on the lower portion of the material bin and electrically connected with the rotary type level gage, and the opening end of the head of the material bin is in butt joint with a groove type conveyor belt. The support is supported by supporting legs and is a gate-type frame, a positioning block is mounted on the foundation ground below a discharging outlet of the material bin,and a rotary shaft and a guiding rail are fixed to the support. The front end of a rotary handle is connected with the rotary shaft, and a discharging cover and the rotary handle are fixed. Accordingto the technical scheme, the rotary type level gage is arranged on the upper portion of the interior of the material bin, when the material bin is full, wood materials hinder rotation of the materialbin, and workers are hinted to conduct unloading; the positioning block is arranged on the lower portion of the support of the material bin to position a vehicle to enable a warehouse on the vehicle to directly face the discharging outlet of the material bin; and an opening-closing structure is arranged at the discharging outlet of the material bin, the discharging cover can be opened only by rotating the handle by the workers, the labor intensity of the workers is relieved accordingly, the conveying quantity can be increased, and use of boiler fuel is met.

The invention discloses a multi-loop self-lubricating gear pump for a numerical control machine tool. The gear pump structurally comprises a base plate, a gear pump body and a power shaft, the gear pump body is welded to the top of the base plate, the power shaft is installed at the rear end of the gear pump body, the gear pump body comprises a circulating groove, a gear, an oil inlet and an oil outlet, and the oil outlet comprises an oil collecting groove, an oil passing plate, an adjusting device and a flow dividing hole; the adjusting device comprises a supporting block, a backflow groove and a triggering device; and the triggering device comprises a backflow groove, a flow guide block, a flow dividing hole, an oil baffle and a reset device. The principle that the oil pressure in a guide rail is large is utilized, thus lubricating oil impacts the oil baffle, the reset device slowly drives the oil baffle to be opened, the flow of the lubricating oil is increased, the guide rail can be fully filled with the lubricating oil quickly, and the lubricating degree in the guide rail is guaranteed.

The invention relates to a chain conveyor, and belongs to the field of heavy object transportation. The chain conveyor comprises a supporting device, a conveying device and a motor, wherein the supporting device comprises a combined supporting leg, a sliding supporting leg and other components; the combined supporting leg is connected to the driven ends of frame beams; the sliding supporting leg is mounted in a sliding groove in the bottom of the frame beams in an aligned manner; a motor support is mounted at the driving ends of the frame beams, and the motor is mounted on the motor support; the left frame beam and the right frame beam are connected through a middle pull rod; the upper ends of the driven ends of the frame beams are connected with supporting rods; the two sides of the leftframe beam and the two sides of the right frame beam are connected with guide guardrail combinations; driven components are mounted on the two sides of the upper ends of the driven ends of the frame beams correspondingly; a drive component is mounted at the upper end of the driving end of each frame beam; and the two ends of each drive component are connected with the driven components on the sameside through chains correspondingly. According to the chain conveyor, the rigidity of the conveyor is improved, the double-row-chain manner is adopted, the bearing capacity is high, large heavy objects can be transported, the bolt connection manner is adopted in the supporting components, and detaching and replacing are convenient.

The invention belongs to the mobile application technology, and particularly relates to a mobile office platform data architecture method. The method is characterized in that a data hierarchy method is adopted for design, application data is horizontally distributed as control type data and service type data, the service type data is distributed as outgoing message data and incoming message data,then the outgoing message data is longitudinally distributed as signature data and system data in sequence, and the incoming message data is longitudinally distributed as to-be-handled and to-be-viewed data and mail data in sequence; finally, the control type data, the service type data and slowly accumulated data generated in distribution of the service type data are simultaneously copied to electronically archived data. The method is beneficial for balancing I / O and avoiding data bottlenecks, increases the data throughput, realizes parallel scanning and maximizes the throughput of disks.

The invention discloses a steamed bun circulation cabinet comprising a cabinet body (1), the cabinet body (1) is provided with handles (2) and a cabinet door (3), heat-insulation layers (4) are disposed in the cabinet body (1) and the cabinet door (3), and the bottom of the cabinet body (1) is provided with universal wheels (5). The steamed bun circulation cabinet is characterized in that the cabinet door (3) is a sliding door capable of sliding up and down, an inner wall of the cabinet door (3) is provided with a water absorption device (6), at least one layer of slidable pallet (7) for containing articles is disposed in the cabinet body (1), and an inner wall of the top of the cabinet body (1) is of a herringbone structure. Compared with the prior art, the steamed bun circulation cabinet has the advantages that when steamed products such as steamed buns and steamed stuffed buns are conveyed by the cabinet, heat is insulated and steam can be absorbed, steam on the steamed buns can be prevented, the steamed buns are disposed at multiple layers and cannot be extruded, the appearance is maintained to be artistic, the steamed bun circulation cabinet is safe and sanitary, and the number of steamed buns conveyed by one time is large.

The invention discloses a course website intelligent generation system based on multi-terminal access, and belongs to the course website technology field. The system includes a main system, the main system comprises a foreground function system, a background function system and a login management system. The main system is connected with a database, the database comprises a Web database server anda background database server; the Web database server comprises an original database, an information processing module and an information security mechanism module; the background database server comprises an association database module, a data processing module and a mode collection module; and the Web database server is in signal connection with the client browser. According to the system, datacan be fully mined through related web pages and data information browsed by learners in the Internet surfing process, pages and data most interested by the learners are analyzed and sorted, learningdata collection is completed, and then a reliable basis is provided for optimizing the structure of a website in the next step and improving the visitor volume and the access effect of the website.