153results about How to "Improve shipping quality" patented technology

The invention discloses a high speed railway power supply network system comprising a traction substation, feed line breakers 1DL and 2DL, an AT station, feed line breakers 3DL and 4DL, an AT subarea station, feed line breakers 5DL and 6DL, an uplink traction network power supply arm and a downlink traction network power supply arm, a first protective relaying device, a second protective relaying device and a third protective relaying device; when detected 1DL and 2DL protection measured values are bigger than a setting value1, or the detected 1DL and 2DL protection measured values are defined between the setting value1 and a setting value2, and a control signal sent by the second or third protective relaying devices is received, the first protective relaying device can control the traction substation feed line breakers to make protection motions, thus breaking the traction substation power supply. The high speed railway power supply network system can solve the problems that a load current and a power supply arm end short circuit current cannot be effectively distinguished; the invention also discloses a high speed railway power supply network system protection method.

The invention discloses a rotary telescoping fork. The rotary telescoping fork comprises a supporting seat, a fork body, a first driving mechanism and a second driving mechanism, wherein the fork bodycomprises a fixed fork body, and a multi-stage telescopic fork body which is glidingly connected to the fixed fork body; the fixed fork body is rotatably arranged on the supporting seat; the first driving mechanism is arranged on the fixed fork body and is connected to the multi-stage telescoping fork body, and the multi-stage telescoping fork body is driven to telescope relative to the fixed fork body through the first driving mechanism; the second driving mechanism is arranged on the supporting seat and is fixedly connected to the fixed fork body, and the fork body is driven to rotate relative to the supporting seat through the second driving mechanism. Additionally, the invention also discloses an AGV. The AGV comprises the abovementioned disclosed rotary telescoping fork. With the adoption of the rotary telescoping fork and the AGV, goods with different sizes can be forked, and moreover, the goods conveying quality can be effectively ensured.

The present invention relates to a modularization direct current traction feeder cabinet. The cabinet comprises a cabinet body, the front side of the cabinet body is provided with a cabinet door capable of opening or closing, the interior of the cabinet body is divided into a busbar chamber and a breaker chamber, the breaker chamber is located at the front side of the busbar chamber, the breaker chamber is internally provided with a breaker distribution cabinet unit and a breaker handcart, the breaker distribution cabinet unit is fixedly arranged at the inner bottom surface of the breaker chamber, the breaker handcart is arranged in the breaker distribution cabinet unit, and when the cabinet door is opened, the breaker handcart can be pulled out or pushed into the breaker distribution cabinet unit from the opening of the cabinet door; and the upper portion of the breaker handcart is provided with the breaker, when the breaker handcart is pushed into the breaker distribution cabinet unit, the breaker is contacted with and electrically connected with the copper bar in the busbar chamber. The structure is concise, and the breaker unit portion with high matching requirement is subjected to modularization design to improve the matching precision of the breaker contact so as to greatly improve the electrical stability performances of products and realize the complete interchangeability of the breaker distribution cabinet.

The present invention describes foldable turnover packing box and provides the technological scheme of foldable turnover packing box capable of being folded completely to compress the occupied space for convenient recovering. Specifically, the foldable turnover packing box includes one top cover, one front plate, one back plate, two side plate assemblies and one bottom plate, all of which, except the top cover, are connected via built-in pin-shaft connector.

The present disclosure realizes the transport quality and the transport cost corresponding to, for example, the type of a cargo transported by a vehicle. The present disclosure resides in a vehicle control apparatus for attenuating the vibration of the vehicle by adjusting a parameter that affects a predetermined acceleration so that the predetermined acceleration, which includes at least one of an acceleration in an upward-downward direction of the vehicle, an acceleration in a lateral direction of the vehicle, and an acceleration in a front-back direction of the vehicle, approaches a target acceleration, wherein a required vibration suppression level of the cargo transported by the vehicle is acquired, and the target acceleration is set on the basis of the acquired required vibration suppression level. Then, the control apparatus adjusts the parameter that affects the predetermined acceleration on the basis of the set target acceleration.

The invention discloses a constant-speed control device of a multiple-protection agitating lorry, comprising a hydraulic pump, a hydraulic motor and a controller, wherein the hydraulic pump and the hydraulic motor are matched to use, a rotation-speed measuring instrument is arranged on a rotating shaft of a mixing drum, an electric-control proportion control valve is arranged on the hydraulic pump, and a hand operation mechanism is arranged on the electric-control proportion control valve. The constant-speed control device can avoid the deficiency in the prior art; the controller is used for collecting engine rotation-speed signals; the state of the electric-control proportion control valve is continuously regulated according to engine rotation-speed change; the mixing drum can keep ideal constant rotation speed in a transportation process whatever the change of the engine rotation speed of a transport lorry to prevent the metamorphism and the concretion of concrete and improve concrete transportation quality; the hand operation mechanism is arranged on the electric-control proportion control valve; and when the electric-control system of the whole device fails completely, the hand operation mechanism can ensure the rotation of a mixing tank to avoid the metamorphism of the concrete, and the like.

The invention discloses a standardized cold box system for cold-chain transportation and a cold-chain transportation method. The standardized cold box system comprises first-stage cold boxes, second-stage cold boxes and third-stage cold boxes. The external dimension of the two or four second-stage cold boxes is identical to that of one first-stage cold box after the two or four second-stage cold boxes are spliced. The dimension of the second-stage cold boxes has a diploid relation with that of the third-stage cold boxes, and the external dimension of one second-stage cold box is identical to that of a set number of third-stage cold boxes after the third-stage cold boxes are spliced. The first-stage cold boxes are used for main transport or branch transport of major clients. The second-stage cold boxes are used for branch transport or end distribution of small and medium-sized clients, or the second-stage cold boxes are used for main transport after being spliced. The third-stage cold boxes are used for end distribution of individual small clients or branch transport after being spliced. The needed cold box dimension is selected according to the quantity of cargoes to be transported and the categories of the cargoes, the different kinds of cargoes are placed into the cold boxes of different dimensions for spliced transportation, the freshness of various kinds of products can be improved, and the cargo distribution efficiency can also be improved.

The invention provides a CTCS-3 level train control system wireless timeout automatic detection and analysis system and a detection and analysis method and relates to the technical field of train control system fault detection. The CTCS-3 level train control system wireless timeout automatic detection and analysis method comprises the steps of firstly, founding a wireless timeout event in real time according to a 1gms-r interface monitoring data and providing wireless timeout information to the front end; extracting timeout event relevant data from a ground side database according to the wireless timeout information, analyzing a timeout event happening reason to obtain an analysis result and recording an analysis basis; and generating a wireless timeout analysis report according to the analysis result and the analysis basis. According to the CTCS-3 level train control system wireless timeout automatic detection and analysis system and the detection and analysis method, a monitoring means for vehicle-mounted side data interaction situation is realized, a train control system wireless timeout analysis system with high reliability is provided, a CTCS-3 level train control system wireless timeout fault can be accurately analyzed in time, a fault point can be accurately located, accurate data information is provided for train control system maintenance personnel, the probability that the wireless timeout fault is generated again is reduced, the railway transporting efficiency is enhanced, and the railway transporting quality is improved.

The invention discloses a transporting device capable of improving freshness of fresh bamboo shoots. The transporting device comprises a supporting plate, a plurality of containing boxes with the opened upper ends are sequentially connected to the two sides of the supporting plate from top to bottom, the side faces of the containing boxes are in sliding connection with the side face of the supporting plate, the containing boxes can vertically slide along the side face of the supporting plate, the containing boxes can do up-and-down overturning motion around the ends connected with the side face of the supporting plate, and a plurality of bamboo shoot barrels are arranged in the containing boxes; two parallel cover plates are hinged to the top of the supporting plate, and the cover plates are located over the containing boxes after being downwards turned over; and barrel bodies of the bamboo shoot barrels are of hollow structures, the barrel bodies are filled with low-temperature liquid, and the bottoms of the bamboo shoot barrels and the bottoms of the containing boxes are provided with through air exchange holes. By means of the transporting device, the bamboo shoot transport environment can be improved, it is guaranteed that collision between the bamboo shoots is avoided, meanwhile, a low temperature transporting environment is provided for the bamboo shoots, deterioration is avoided, stability is high, carrying is facilitated, and the bamboo shoot transporting efficiency and quality are greatly improved.

The invention discloses a novel retention-free type three-dimensional crossroad without a signal lamp, and relates to novel design of the road traffic security field. On the premise that conventional signal lamps are canceled and vehicles are guided to drive in different directions, the traffic pressure caused by the signal lamps is relieved, the smoothness of crossroads is achieved, and the traffic capacity is improved; with overall consideration that people and vehicles run on different lanes, the defects that people and vehicles share the lanes at the crossroad and people and vehicle can not cross independent lanes are overcome, unexpected accidents are prevented, and certain values are made for the society; due to the three-dimensional traffic, vehicles and people in different directions are smoothed, and great treasures are made for China or even the whole world.

The invention discloses a part transportation device for construction. The device comprises a fixing base, wherein a plurality of rolling wheels which are linearly arranged are mounted on the two sides of the bottom end of the fixing base, a control cavity is formed in the fixing base, a motor is mounted in the middle of the interior of the control cavity, output shafts on the two sides of the motor are connected with rotating shafts which are horizontally arranged, one ends of the rotating shafts are provided with first bevel gears, supporting plates which are vertically arranged are welded to the two sides of the top of the fixing base, limiting plates are welded to the tops of the sides, away from each other, of the two supporting plates, vertically-arranged threaded rods are rotationally connected to the bottoms of the limiting plates, second bevel gears meshed with the first bevel gears are mounted at one ends of the threaded rods, and two moving plates are further connected to the outer sides of the threaded rods in a threaded mode. According to the device, design is reasonable, operation is simple, construction parts with different specifications can be fixed and transported, the parts are prevented from being damaged in the transportation process, and the transportation quality and the transportation efficiency are improved.

The present disclosure is for a vibration isolation pallet, comprising a support platform, a vibration isolation component arranged on top. The vibration isolation component comprises a top and a bottom supporting plate with a plurality of spherical dampers strategically disposed in between. The supporting plates are reinforced with rubber damping pieces around its edges. The vibration isolation component can be independently installed onto various transportation means such as a pushcart or a vehicle. The pallet as whole can be serviced and maintained for repeated use.

The invention discloses a road construction method for strip mine. The road construction method includes the steps of: firstly, clearing the soil materials below the road pressure surface; then, mixing the cleared soil materials with sand and performing stirring; and finally, refilling the road with the mixed and stirred mixture, and spreading a wearing layer on the top, and then conducting maintenance work. According to the road construction method for strip mine, sand is mixed in a single soil material to change the road material structure and enhance the material hardness, the road transportation quality is enhanced, and the integrated road bears more enormous upper pressure in the truck transportation process. And the difficulty that existing road construction methods are difficult to meet normal transportation operation of large mechanical equipment in strip mine can be overcome.

The present application provides a cushioning device, a display screen storage device, and a display screen storage box. The cushioning device includes a cushioning block body and a cushioning pad. One side of the cushioning block body defines a holding groove configured for holding and supporting a display screen, and an inner surface of the holding groove is an arcuate surface. A shape of the cushioning pad corresponds to a shape of the arcuate surface. The extrados is fixedly connected with the arcuate surface.

The invention relates to a lapping device and method of a distribution cabinet, particularly to a main busbar lapping device and method of a low-voltage distribution cabinet, belonging to the technical field of electric equipment. The device structurally comprises at least one main framework and main busbars arranged at the top of the main framework, wherein the main framework is a cuboid structure assembled of C-shaped stand columns; lateral bracing rods are symmetrically arranged at two sides of the top of the main framework; fixed plates are arranged at two ends, close to the main framework, of the bracing rods and are vertical to the bracing rods, one sides of the fixed plates are in the same plane with the surfaces of the bracing rods; the other sides of the fixed plates extend into the main framework; the fixed plates are connected with the main framework through fixing rods; the other sides of the fixed plates are connected with epoxy resin plates through which the main busbars penetrate, and lapping connection bars are fixed at the end faces of the main busbars. The lapping device and method have the advantage of improving the packaging transportation quality, which brings users great convenience for the field installation.

The invention discloses a logistics node facility layout optimization method based on computer vision, which is characterized by adopting a partitioning method to determine the number of logistics network points, and using a circle to represent network points in an area, sequencing the flows of all the network points in a certain area to obtain a flow sequencing table, and dividing network point grades according to the flow sequencing; and selecting the network point with the maximum flow as a circle center, solving the maximum distance from the network point to the next-level network point, drawing a circle by taking the distance as the radius, and determining the coverage range of the network point. The method can meet the site selection of various logistics sites, especially the site selection of regional logistics sites, can meet the site selection of sites with the minimum transportation cost in the region, improves the cold chain transportation quality of products, and reduces the transportation cost.

The invention discloses a ship carrier aptitude evaluation method based on big data analysis. The method comprises the steps that credit indexes capable of comprehensively and objectively reflecting the carrying aptitudes of ship carriers are selected, and an aptitude evaluation index system is established; carrying services of ship carrier members are merged and comprehensively and systematically analyzed on the basis of index association and homogeneous factors to obtain a rank order of the carrying trading aptitudes of the ship carriers, and the ship carrier members are classified according to the carrying association degree of the ship carriers. By means of the aptitude evaluation index system, carrying data is better quantified into the carrying aptitudes of the ship carriers; by ordering and classifying the ship carrier members, the aptitude evaluation problem of cargo owners to the carriers can be effectively solved, a choice meeting the own carrying requirement is made, therefore, risk fluctuation of the waterway freight market is reduced, and the transportation quality is improved.

The invention discloses a cold-chain logistics refrigerated product transportation quality optimization management system based on big data. The system comprises a transportation route statistics module, a route parameter acquisition module, a route parameter analysis module, a transportation database, a route transfer station statistics module, a transfer residence time analysis module, a parameter processing center, a transportation environment parameter acquisition module, a manual input module, a management server, an intelligent recommendation terminal and a display terminal. According tothe invention, the defects of one-sidedness of transportation route selection and untimely regulation and control of the transportation environment existing in the current cold-chain product logistics transportation are overcome, and then the cold-chain product logistics transportation is optimized, so that the transportation quality of the cold-chain product is improved by the optimization result, the logistics transportation time of the cold-chain product is shortened, and meanwhile, the timeliness of regulating and controlling the transportation environment of the cold-chain products by transportation management personnel is improved, the defects of existing cold-chain logistics management are overcome, and the purpose of optimizing the logistics transportation quality of the cold-chain products is achieved.

The invention belongs to the technical field of garden planting, and particularly relates to a seedling root protection device for tree transplanting. The following scheme is provided for the problemsthat a root protection device in the above patent can only wrap soil at the root, the humidity of the root cannot be guaranteed in the transportation process, seedlings may die due to insufficient moisture, and the survival rate of the seedlings is affected. The device comprises a fixing groove, wherein sliding grooves are formed in the inner walls of the two sides of the fixing groove; sliding blocks are slidably connected to the inner walls of the sliding grooves; outer boxes are fixed to the ends, away from the sliding grooves, of the sliding blocks through screws; supporting blocks are fixed to the inner walls of the bottoms of the outer boxes through screws; and inner boxes are fixed to the outer walls of the tops of the supporting blocks through screws. Water absorption cotton slowly transmits moisture to tree roots on a bearing net after absorbing water, so that the humidity of the roots is guaranteed in the transplanting and transporting process, the seedlings cannot die due to insufficient moisture, and the survival rate of the seedlings is increased.

The invention discloses a four-piece integral package and provides a package good in shockproof and cushioning performance and convenient to produce. The four-piece integral package comprises a cross support frame, inner plug boards and outer plug boards, and the cross support frame is formed by cross plugging of two oblique plug boards; the inner plug boards encircle a square after being in plugged connection with the cross support frame, and the outer plug boards encircle a square after being in plugged connection with the cross support frame; the two oblique plug boards are located on diagonal lines of the squares encircled by the inner plug boards and the outer plug boards and divide each of the squares encircled by the inner plug boards and the outer plug boards into four packaging spaces, and outer cushioning spaces are formed between the parts, located outside the outer plug boards, of the oblique plug boards and an outer packaging box; an outer fixing hole is formed in each outer plug board corresponding to each packaging space, an inner fixing hole is formed in the position, opposite to the outer fixing hole of each outer plug board, on each inner plug board, and packaged items are embedded between the inner fixing holes and the outer fixing holes correspondingly and are suspended. Damage caused by collision and squeezing is avoided, transportation quality is improved, and transportation cost is lowered.