8526results about How to "Lower the altitude" patented technology

The invention provides a fracturing blender truck. The fracturing blender truck comprises a chassis and a sand blending device arranged above the chassis. The sand blending device comprises a sand blender provided with a fracturing sand inlet, a base fluid inlet and a fracturing fluid outlet, and a closed-type mixing pump serves as the sand blender. The fracturing blender truck further comprises an overturning support and a power system, wherein the overturning support arranged on the chassis is capable of achieving reciprocating rotation and used for bearing the sand blending device, and the power system arranged on the chassis is connected with the overturning support and drives the overturning support to rotate to enable a base of the closed-type mixing pump to be capable of contacting with the ground. The fracturing blender truck has the advantages that the closed-type mixing pump serves as the sand blender, and the rotatable overturning support is used for bearing the sand blending device to enable the base of the closed-type mixing pump to be capable of contacting with the ground, so that suction capacity of the closed-type mixing pump is improved, delivery capacity of the closed-type mixing pump is increased, delivery capacity of the fracturing blender truck is increased without changing the occupied area of the fracturing blender truck, and the requirements on large-scale fracturing operation can be met.

The invention provides a fracturing blender truck. The fracturing blender truck comprises a chassis, a sand blending device, a four-connecting-rod mechanism and a power system. The sand blending device is arranged above the chassis and provided with a sand blender, and a closed-type mixing pump serves as the sand blender. The four-connecting-rod mechanism is capable of driving the sand blending device to move to enable a base of the closed-type mixing pump to contact with the ground, a first connecting rod and a third connecting rod of the four-connecting-rod mechanism are arranged on the chassis rotatably, and the sand blending device is arranged on a second connecting rod of the four-connecting-rod mechanism. The power system arranged on the chassis is connected with the first connecting rod and drives the four-connecting-rod mechanism to rotate to enable the closed-type mixing pump to contact with the ground. The fracturing blender truck has the advantages that the closed-type mixing pump serves as the sand blender, and the second connecting rod of the four-connecting-rod mechanism is used for bearing the sand blending device to enable the base of the closed-type mixing pump to be capable of contacting with the ground, so that the height of the closed-type mixing pump is decreased, suction capacity of the closed-type mixing pump is improved, a great quantity of fracturing fluid can be guided out, delivery capacity of the fracturing blender truck is increased, and the requirements on large-scale fracturing operation can be met.

The invention discloses a hole-free inner barrel washing machine and relates to the technical field of washing machines. Under the condition of saving water, the problems that the water is easy to splash when the water is discharged above an inner barrel and bacteria are easy to breed in an outer barrel are solved, and the cost of the washing machine is saved. The hole-free inner barrel washing machine comprises the inner barrel and the outer barrel, wherein a water collection ring is arranged at a barrel opening of the inner barrel; the water collection ring comprises a water collection cavity, and a water collection hole and a water discharging hole which are communicated with the water collection cavity; the water collection hole is arranged toward the inner part of the inner barrel; the water discharging hole is formed towards a gap between the inner barrel and the outer barrel; the water discharging hole is connected with a water discharging pipe; and the water discharging pipe extends downwards to the bottom of the outer barrel. The hole-free inner barrel washing machine is used for discharging the water of the washing machine.

A closed multi-room fluidized bed sludge drying method is provided, which is a sludge drying method having the advantages of simple equipment structure, convenient operation, strong sludge adaptability, high thermal efficiency, safety, continuity, stability, etc. After the mechanically dewatered sludge is mixed with the back-mixed sludge, the mixture is dried room by room in an inert particles multi-room fluidized bed dryer (3). The first room and the second room of the inert particles multi-room fluidized bed dryer (3) adopt inert particles (f) as heat storage medium. Gas from a cyclone separator (5) goes through a spray tower (7) and returns into an air heating unit (4) through a circulating fan (10). Part of dried sludge (e) at the lower part of the cyclone separator (5) enters the inert particles multi-room fluidized bed dryer (3) through the back-mixing in a mixer (2). Waste liquid from the bottom of the spray tower (7) enters a waste liquid circulating pool (8), with part of waste liquid circulating into the spray tower (7) and part into a sewage treatment system.

The invention provides a flight region monitoring device for an unmanned plane and a monitoring method thereof. The device comprises a flight state module (2) arranged on an unmanned plane (1) and a cloud server (4) corresponding to at least one unmanned plane (1). The flight state module (2) is used for measuring the flight state information of the unmanned plane (1) and then sending the flight state information and a uniquely corresponding identification code of the unmanned plane (1) to the cloud server (4). The unmanned plane (1) sends the predetermined route information thereof to the cloud server (4). The cloud server (4) comprises a storage module (5), a verification module (6) and a monitoring module (7). The verification module (6) verifies the received identification code. When the identification code is verified by the verification module (6), the verification module (6) verifies the received route information. Meanwhile, when the route information is verified by the verification module (6), the monitoring module (7) receives the flight state information and compares the flight state information with the route information so as to monitor the unmanned plane (1).

Disclosed is a holder. The holder comprises a bearing plate, a quick release assembly detachably installed on the bearing plate, and at least one angle adjusting mechanism rotatably arranged on the bearing plate. The at least one angle adjusting mechanism is used for being connected to a load to drive the load to rotate. The quick release assembly is used for detachably installing the holder on an unmanned aerial vehicle. The quick release assembly and the at least one angle adjusting mechanism are arranged on the bearing plate side by side. The present invention also relates to an imaging device using the holder and an unmanned aerial vehicle.

The invention relates to the field of communication and transportation, in particular to a ballastless track board lifting support. The ballastless track board lifting support comprises a threaded rod, a plurality of buckles, two fixing nuts matched with the threaded rod, and four supporting rods made of channel steel; the ends of two adjacent supporting rods are rotationally connected with one buckle, and the four supporting rods are connected end to end in sequence to form a quadrilateral supporting frame; the lengths of two adjacent supporting rods in the supporting frame are the same; the threaded rod penetrates through two through holes in one group of the symmetrical buckles in the support at the same time to be connected with the through holes in a sleeved mode, and the two fixing nuts are arranged at the two ends of the threaded rod to be used for positioning the two buckles; in another group of vertexes, one vertex is fixed onto a base board through one buckle, and the other vertex is fixed onto a truck board through one buckle. According to the ballastless track board lifting support, concentrated stress on the damaged track board in a lifting process is reduced, and therefore the possibility that the track board is damaged in a lifting repair process is further reduced.

The invention discloses a dual-polarized antenna structure, an antenna housing and a designing method thereof. The dual-polarized antenna housing comprises multiple layers of medium substrates, wherein a plurality of metal patterns arranged in an array mode are arranged on the surface of each medium substrate, and are not changed in the patterns which are rotated at 90 degrees around the axle center vertical to the medium substrate.

The invention relates to a sphere-bed high-temperature gas-cooled online refueling system, which belongs to the reactor engineering technology area. The states system includes four function subsystem that new fuel loading system, reactor core fuel cycle main system, spent fuel removing system, reactor core evacuation and re-loading system; which is composed of the charging hole (1), the cross ball counter (2), the isolation ball valve (3), the emptying chute (10), the dumping device (11), the broken spherical tank (12), the divider (40) and so on. The end of the charging hole (1) connects the across ball counter (2), the end of the cross ball counter (2) connects the isolation ball valve (3),the end of isolation ball valve (3) connects the divider (40). The end of the divider (40) divides into two ways, each way connects a suit of the isolation ball valve (5). The invention saves the cost; guarantees the integrality of the fuel component in the entire reactor core loading process; can enhances the fuel simplification and the broken ball separation speed and the reliability, saves the cabin space; effectively control the transportation of the fuel element in system pipeline.

The invention discloses a building wall construction robot, which comprises a crawler unit, a rotary turntable device, a retraction regulating mechanical arm, a construction tool lifting device, a plaster hopper device, a construction position locking device, a trackless guide device and a power device. The building wall construction robot is compact in structure, stable in walking, flexible in movement, and accurate in direction change; the construction tool has large lift; the construction tool lifting device is full automatic; and the construction process completely simulates a manual plastering mode, trackless guide is adopted, the trouble of laying a guide rail is avoided, and the construction quality and construction efficiency are greatly improved.

The invention relates to the field of cooking equipment, and discloses an improved bottom leaking and spraying device and a cooking machine. The cooking machine comprises a pot body and a bottom filtering and leaking device, wherein the bottom of the pot body is provided with an opening; a bottom leaking and spraying device is installed at the opening and comprises a hollow vertical leaking pipe and a rotary spray plug; and the top surface and / or the side surface and / or the lower surface of a spray head cavity on the upper part of the rotary spray plug are provided with openings. Water sprayedthrough the openings can be used for washing rice, a pot, a pot body and a pot cover, and in a cooking process, the water flow in the pot body is stirred to increase the aroma of the rice, uniform heating is implemented during cooking, and the rotary spray head can move up and down in the vertical leaking pipe. The height of a circulating water path is effectively reduced, so that the height of the cooking machine is reduced; and the cooking machine is compact in structure. The improved bottom leaking and spraying device can be used for various cooking machines such as an electric cooker, a soybean milk machine, a bread maker and a dish frying machine.

A cyclone separator system for cleaner is composed of an upstream cyclone separator with the first cyclone cylinder, a horizontal downstream cyclone separator above said upstream cyclone separator and with at least one the second cyclone cylinder, and a gas channel between said two cyclone separators. It has lower height.

The invention relates to a mattress. The microcomputer automatic adjustable mattress proposes a mattress automatically adjusted based on the difference in the human body type, difference of the body parts, and changes of sleep postures, including: a mattresses coat, latex sponge, a telescopic device, a sensor system, a control system, a kinetic energy device and a power supply. When human sleeps, different body types have different pressure to the bed, as well as various parts of the body different pressure to the bed, the sensor system obtains these data and transmits to the microcomputer of the control system, the microcomputer receives, summarizes and analyzes the data based on procedures and obtains the command, controls the telescoping device required to adjust to ascend or reduce, and controls the adjusted amount, reasonably support the human body to attain a health and comfortable sleep. When the sleeping posture changes, the mattress, the mattress readjusts to adapt a new sleeping posture. The mattress can also perform massage to the human body according to the requirement. The invention has safety, health and comfort, simple and convenient use, quiet design, which is suitable for families, hotels, hospitals and other places.

The invention discloses a low-profile dual-polarization dipole base station antenna loaded with an AMC reflecting plate. The antenna comprises a dual-polarization planar dipole antenna, four plastic support columns and the AMC reflecting plate. The dual-polarization planar dipole antenna comprises coupling microstrip lines, an upper dielectric plate, a radiating structure and coaxial lines from top to bottom in sequence; the AMC reflecting plate comprises a rectangular patch, a lower dielectric plate, an air dielectric, metal support columns and a metal plate which are periodically arranged from top to bottom in sequence, the coupling microstrip lines and the radiating structure are located on the upper side and the lower side of the upper dielectric plate in the same placing direction, and + / -45-degree dual-polarization is achieved in a coaxial line feeding mode. The dual-polarization planar dipole antenna is fixed to the AMC reflecting plate through the plastic support columns. Accordingly, the AMC reflecting plate is adopted for replacing an original metal reflecting plate, the antenna profile height is lowered to 0.132 lambda 2.2 GHz from 0.264 lambda 2.2 GHz, and meanwhile the advantages of being wide in frequency band, high in isolation, low in cross polarization, low in cost and the like are reserved. The application requirement of the current communication industry is met, and the low-profile dual-polarization dipole base station antenna conforms to the development trend of miniaturization of current base station antennae and has practical reference value.

The invention is a light flight simulator, belonging to a simulator to simulate air flight, comprising 6-freedom moving platform, movement controller, pattern processing computer, helmet, master control force feedback unit, sound synthesis and reproducing device, computer for processing models and kernel calculation, driving handle, pedals, switches and handgrips, where the 6-freedom moving platform comprises main beam, truss structure, driving handle, pedal, screw, motor, and chassis, as well as switches, handgrips and other parts equipped on cabin. And the invention implements 6-freedom full dynamic simulation, effectively reduces structural height, and has features of small volume, lightweight, simulation reality and low price.

The invention discloses a wall-climbing robot for removing rust on wall surfaces of ships and a working method thereof. The wall-climbing robot comprises a frame, a chain track walking mechanism, a permanent magnetic adsorption unit, a left-upper drive motor, a left-upper decelerator, a right-lower drive motor and a right-lower decelerator, wherein the chain track walking mechanism consists of a left chain track and a right chain track, the permanent magnetic adsorption unit is mounted on the chain track walking mechanism, and an ultrahigh pressure water jet vacuum rust-removing cleaner is externally connected with a vacuum source and the permanent magnetic adsorption unit to form vacuum permanent magnetic mixed adsorption. The method comprises the steps of regulation of the tension of chains, height adjustment and movement control. In the invention, by adopting the vacuum permanent magnetic mixed adsorption mode to design the wall-climbing robot and effectively utilizing and recycling negative pressure of the rust vacuum in combination with permanent magnetic adsorption force, the wall-climbing robot achieves reliable adsorption, safe working and compact adsorption structure and is capable of realizing working with large load at high altitude.

The grating type pneumatic triphase fluidizing comprehensive absorption tower includes one housing, one gas inlet channel and gas outlet channel in the top of the tower, one rotary defogging and dewatering unit, one stuffing assembly comprising support boards, hold-down boards and stuffing, one coaxial tubular grating member, one liquid distributor with ring sprinkler pipe, one large caliber reverse sprayer inside the gas inlet channel, and one absorbing slurry pond in the bottom of the tower. It features the special grating structure, the regularly arranged stuffing for cyclic fluidizing, the combined foam absorption and stuffing absorption, etc, and has high absorption efficiency, great gas treating amount and other advantages.

The invention discloses a three-dimensional similarity simulation test method including the steps: A, test-piece preparation; B, loading; and C, excavation and observation. By the method, complex distribution phenomena of coal bed stress in different roof movement phases during underground excavation can be simulated, and large-inclination-angle ore bed test pieces can be manufactured more conveniently and effectively, so that rock masses can be guaranteed to be under the three-directional stress condition in the whole excavation process, underground space excavation under more working conditions can be studied, the height on the earth surface of a whole system is decreased, construction cost is lower, and the system is more stable.

The invention discloses a three-way load large-scale three-dimensional analog simulation test system. The system comprises a test piece box and a counter-force system. The test piece box can change into different sizes through the flexible arrangement of a screw hole belt, different testing requirements are met, and the counter-force system comprises a concrete counter-force pool which is located under the ground and a counter-force which is fixed with the counter-force pool. According to the system, complex distribution phenomena of coal seam stress in different moving stages of top plates during underground mining can be simulated, the method is convenient to produce high inclination-angle ledge test pieces, the effect is good, during the overall mining process, rock mass exists under the condition of three-dimensional stress, underground space excavation under multiple working conditions can be studied, the height of the whole system above the ground surface is reduced, the construction cost is low, and the system is stable.

The invention discloses a carton filling and stacking all-in-one machine. The carton filling and stacking all-in-one machine is characterized by comprising a carton conveying line and a storage device, wherein the head portion of the carton conveying line is connected with one side of a carton alignment device; the storage device is connected with one side of a carton filling station through an unpacking forming mechanism; the other side of the carton filling station is connected with one side of a carton strutting device; the other side of the carton alignment device is provided with a robot body; the robot body is provided with a carton filling and stacking grasp structure; a carton clamping and conveying device is arranged on the other side of the carton strutting device and connected with a carton sealing device; a carton labeling station is arranged on one side of the carton sealing device; a first tray and a second tray are arranged on one side of the carton labeling station. The functions of existing single machines are completely integrated on one machine, stations are linked tightly, the structure is compact, and operation is easy. The carton filling and stacking all-in-one machine is suitable for various specifications, stable in performance, high in efficiency and capable of greatly reducing labor cost.

The invention provides a wing sail which comprises a mast main body, a sail face and at least one telescopic mast. The telescopic mast can move up and down along the mast main body. The sail face is supported by an upper framework and a lower framework, the upper framework of the sail face is fixedly connected with the telescopic mast, and the lower framework of the sail face is fixedly connected with the mast main body. The invention also provides a ship with the wing sail, which comprises an engine and an engine speed regulating device. The ship also comprises a detection device for detecting signals of wind velocity and wind direction, a revolution speed transducer for acquiring the actual revolution speed signals of the engine and a central control system. The central control system is used for calculating the sail angle of the wing sail and the revolution speed of the engine according to the wind velocity and wind direction information acquired by the detection device, controlling the rotation of the mast main body of the wing sail to adjust the sail angle of the wing sail and controlling the speed adjustment device to adjust the revolution speed of the engine. The wing sail and the ship with same have the advantages of energy saving and high safety.

A system includes radiation source, scanning vehicle, control vehicle and remote control device for two vehicles. The rotary platform which can carry on relative motion is equipped on the scanning vehicle as parallelogram support built by fourlink mechanism of pin joint and level as well as vertical cantilevers connected with the support with detector are equipped on the rotary platform. The generator, work-chamber and rotary platform with the radiation source under its tail part are disposed at front and back parts of vehicle universal chassis separately. The sector formed by X ray from the radiation source is passed through low level position of container to be checked at back of tail part of the universal chassis.

The present invention relates to a fast reactor type coupling nuclear reaction implementation method and a nuclear reactor for same. The main contents comprise: a fast reactor type coupling nuclear reaction implementation method, a reactor modular design approach, a fast reactor type coupling nuclear reactor, a reactor core, a fuel element, a nuclear control system, and a proliferation fuel system. The fast reactor type coupling nuclear reactor mainly combusts thorium and nuclear waste, and has inherent security. The reactor main container is composed of a fission pool and a moderating pool that are completely isolated from each other but coupling to each other. A primary coolant is separated from a moderator. A thermal insulation layer is disposed between the fission pool and the moderating pool so that both can perform neutron exchange but heat exchange is blocked. Fast neutrons produced by the fission pool and moderated neutrons reflected by the moderating pool may enable the reactor core to simultaneously perform coupling nuclear reaction of the two types of neutrons. The moderating pool may be provided with the nuclear control system, and ex-core coupling core control may be implemented. The moderating pool is provided with a thorium purification fuel system, and on-line extraction of the purification fuel can be performed, and separation of nuclide is safe and simple, thereby providing a solution to the technical bottleneck of "thorium reactor".

The present invention relates to a painting system having improved productivity achieved by optimizing the number and arrangement of robots in a painting booth. A painting system (1) in which a painting robot (6) and an opener robot (4) can pass each other without interference on a first travel guide rail (3) and a second travel guide rail (3). The first travel guide rail (3) is placed at a lower position than the second travel guide rail (3). The painting robot (6) is placed on the first travel guide rail (3), and the opener robot (4) is placed on the second travel guide rail (3).

Provided is a classified-desliming pressurized-feeding three-product dense medium cyclone coal preparation process. The process comprises the steps that wet classification and primary desliming are carried out on raw coal after prescreening, gangue predischarging and breaking are carried out on the raw coal, secondary desliming is carried out on the screen underflow of the raw coal after the screen underflow is concentrated, the oversize products of the secondary desliming and the screen underflow of the primary desliming are together fed in a pressurized three-product cyclone, three products are obtained after separation, and clean coal, middle coal and gangue are obtained after medium separation and dehydration are carried out on the three products. Part of qualified suspension liquid and dilute suspension liquid are obtained when the medium separation is carried out on the three products, magnetic concentrate is obtained after the dilute suspension liquid is recovered by a magnetic separator, and the magnetic concentrate and the qualified suspension liquid are directly fed in a medium blending barrel. The magnetic tailings of the dilute suspension liquid and the undersize mixtures of pre-desliming, the overflow of concentration classifying equipment and a secondary desliming screen enter a coal slime recovery processing system together. The process is high in separation efficiency, flexible in product structure, low in producing and operating cost and prone to achieving the large-scale single system, the modularization and the integrating intellectualization of plant layout.

The invention discloses a thick copper circuit board and circuit etching and solder-resisting manufacturing methods thereof. Thick copper circuit layers in the circuit board, which contact with heat-conducting insulation layers, are partially embedded into the contacting heat-conducting insulation layers from contact faces. In the manufacture of the structure, the thick copper circuit layers are manufactured by a mode of etching both faces of an ultra-thick copper foil respectively, and the problem of circuit etching of the ultra-thick copper foil is solved; prepregs with high resin content are adopted as the heat-conducting insulation layers, the laminated heat-conducting insulation layers are partially filled into the circuit clearances of the thick copper circuit layers, the height of the thick copper circuit layers arranged at both faces of the circuit board and exposed out of the circuit board is effectively lowered, and the problem of solder resisting of the circuit of the ultra-thick copper foil is solved; the manufacturing process is the prior art and has low cost; and the copper thickness of the circuit layers is greater than 6oz, and the invention has favorable heat conductivity, electric signal interference shielding property and superior supervoltage loading property.

The invention relates to a preparation method of covalent organic framework composite microspheres with core-shell structures. The method comprises the following steps: dissolving silicon dioxide microspheres, a first construction element and a second construction element in an organic solvent; and after adding a catalyst, rapidly synthesizing into the composite microspheres with core-shell structures at a certain temperature. In a preparation process, reaction conditions are gentle, the method is simple, and the yield is high; the prepared covalent organic framework composite microspheres have the advantages of good core-shell morphology, high specific surface area, ordered pore structures, good mechanical stability, thermal stability, chemical stability and the like, if the microspheres are used as a chromatographic stationary phase, the chromatographic mass transfer resistance can be reduced effectively, the theoretical plate height is improved, and finally, column efficiency and degree of separation are improved; and if the microspheres are used as solid-phase extracting filler, the enrichment effect can be improved remarkably. The covalent organic framework composite microspheres with core-shell structures have good application prospects in the aspect of separation and enrichment of small organic molecules.

The application relates to the technical field of grouping of cell boxes, in particular to a cell box. The cell box comprises a cell box body, wherein a plurality of battery cells are arranged in the cell box body; the part between the bottom of the cell box body and the battery cells is filled with a structural adhesive; the battery cells and the cell box body are bonded via the structural adhesive. According to the cell box provided by the application, the battery cells are arranged in the cell box body, and the cell box body and the battery cells are bonded via the structural adhesive which can play a battery cell fixing role, so that a framework structure of a module is omitted, components of the cell box are reduced, the technological process is saved, the assembly efficiency is improved and the manufacturing cost is lowered.

The present invention discloses a continuous catalytic reforming moving bed radial reactor. Said reactor adopts a circular container with catalytic bed as reaction equipment, the reactant inlet is positioned in the upper end of said reaction equipment, and its outlet is positioned in lower end of said reaction equipment, said catalytic bed is formed from external porous wall and internal porous wall cylinder in which the catalyst is filled. Said catalyst can be continuously flowed from top to bottom by means of gravity, at the same time the reaction material can be centrifugally flowed from centre toward exterior in the reaction equipment, and can be concurrently flowed from top to bottom in the distributary channel and collecting channel. Said invention is a Z-type centrifugal radial moving bed reactor, and its structure is simple and catalyst utilization rate is high.