540results about How to "Novel and reasonable structure" patented technology

The invention relates to a novel microwave rotary joint which comprises two wave guide coaxial converters, and both of the wave guide coaxial converters comprise a rectangular wave guide and coaxial structure, and the coaxial structure is arranged on a broad side axis line of the rectangular wave guide; the coaxial structure of the two wave guide coaxial converters has the same coaxial line and both of the wave guide coaxial converters are rotated around the coaxial line; the coaxial line is matched with impedances of the two rectangular wave guides; the coaxial line comprises a coaxial inner conductor and two coaxial outer conductors; a support medium is arranged between the coaxial outer conductors and the coaxial inner conductor; a ridge wave guide is arranged in the rectangular wave guide of the wave guide coaxial converter one; one end of the coaxial inner conductor is extended into a rectangular wave guide cavity one and is fixed on the ridge wave guide; the ridge wave guide and the rectangular wave guide one are transformed and transmitted through a multi-stage ladder; the other end of the coaxial inner conductor is extended into a rectangular wave guide cavity two and is not contacted with the wave guide wall; the other end of the coaxial inner conductor is provided with a matched end head; and a buckling position of the two coaxial outer conductors is provided with a choke groove. The novel microwave rotary joint has broad bandwidth and good and stable performance, and is suitable for every frequency band from L to Ka.

The invention provides a multi-state undisturbed soil column infiltration simulation system and an unsaturated osmotic coefficient determination method. The simulation system comprises a bottom member, one or more soil column experiment standard members which are connected onto the bottom member and a multi-strength rainfall infiltration device arranged at the top of the soil column experiment standard members; a soil filling member of the simulation system is composed of a plurality of standard members and is automatically controlled by a computer; the determination of a rainfall infiltration coefficient and an osmotic coefficient is realized based on the system and testing steps and a calculation method are provided; in a determination process, a large-diameter undisturbed soil column is used for an indoor experiment and the multi-strength rainfall infiltration device is used for simulating three types of strength rainfall infiltration boundary conditions, such as low-strength rainfall whole infiltration boundary condition, a middle-strength rainfall radial flowing infiltration boundary condition and a high-strength rainfall stable infiltration boundary condition; and the multi-state undisturbed soil column infiltration simulation system has the characteristics of strong practicability, good utilization effect and convenience for popularization and utilization.

The invention provides a novel sweeping and absorbing integrated cleaning mechanism. The novel sweeping and absorbing integrated cleaning mechanism comprises a rotating cleaning brush carried by a sweeper. A shell making contact with the ground in a soft mode covers the rotating cleaning brush. A pumping pipeline is communicated with the upper portion of the shell. Due to the adoption of the technical scheme, the novel sweeping and absorbing integrated cleaning mechanism breaks through the structural form of traditional sweepers and integrates a rubbish brushing and sweeping mechanism and a rubbish pumping mechanism; the cleaning brush is rotated to brush and sweep rubbish in the shell in a rotating mode, is prevented from being absorbed on the ground and is in a free floating state. Negative pressure is formed in the shell through the pumping pipeline, the rubbish is pumped to a rubbish can of the sweeper through the pumping pipeline and is stored, and the cleaning brush is rotated to be matched with the shell and the pumping pipeline to form an Archimedes spiral type rubbish absorbing structure. The novel sweeping and absorbing integrated cleaning mechanism is strong in rubbish pumping and intake capacity and overcomes the defects that the traditional sweepers are single in structure and poor in cleaning ability. Compared with the prior art, the novel sweeping and absorbing integrated cleaning mechanism is thorough in road surface rubbish cleaning, efficient, novel and reasonable in structure and strong in practicability.

The invention provides a rainfall infiltration soil column simulation system and an unsatured hydraulic conductivity determination method. The simulation system comprises a bottom structural element, one or several soil column experiment standardized structural elements which are connected to the bottom element and are connected in series connection, and an apparatus for simulating rainfalls of a plurality of forms at the top of the soil column experiment standardized structural elements; soil containing structural elements of the simulation system comprise a plurality of standard structural elements and are automatically controlled by a computer, and determination of rainfall infiltration coefficient and unsatured hydraulic conductivity can be realized based on the system; determination steps and computing methods are provided, undistributed soil column of large diameter is used for laboratory experiment during determination, devices for simulating rainfall of a plurality forms are used for simulating four kinds of hydraulic power boundary conditions, which comprise a low intensity rainfall full infiltration boundary condition, a middle intensity rainfall infiltration with runoff boundary condition, a high intensity rainfall stable infiltration boundary condition, and a snow melt infiltration boundary condition. The system and the method have the characteristics of good practicality, good usage effects, as well as promotion and usage convenience.

The invention relates to a shearing-type metal bending energy-wasting damper which belongs to the field of civil engineering structural damping technology, in particular to a metal damper used for damping and wasting energy. The shearing-type metal bending energy-wasting damper is characterized in that an adopted core metal energy-wasting element is at least one metal plate that realizes the energy-wasting capacity by bending, wherein two ends of the metal plate are respectively and fixedly connected with an upper connecting plate and a lower connecting plate and vertical to the upper connecting plate and the lower connecting plate; and the thickness direction of the metal plate is accordant with the direction of the shearing force borne by a building structure. The shearing-type metal bending energy-wasting damper realizes the energy wasting by utilizing favorable plastic deformation capacity of steel products, and the like as well as larger deformation quantity by utilizing the bending deformation, is easy to be processed and convenient and flexible for use, can effectively improve the anti-seismic performance of the building structure and a bridge structure, and has novel and reasonable structure, strong applicability and wide market popularization and application prospects.

The invention provides a road sweeper which breaks through the structure form of a traditional road sweeper. Under the action of exhaust force of an exhaust fan, dust swept up from the ground can enter a dustbin along with air through a conveying device, the dust and air in the dustbin enter dust removal filter drums together through an exhaust opening of the dustbin; the air mixed with the dust is filtered by the dust removal filter drums, so that the dust is filtered out of the dust removal filter drums, and then the dust gathered outside the dust removal filter drums is stirred to fall in the dustbin through a stirring device; and all the dust is taken as garbage to be adsorbed, and clean air passes through the dust removal filter drums and then is exhausted to the outside through an outlet of the exhaust fan. When the road sweeper encounters with obstacles which cannot be swept away, main brushes swing upwards with the pivot position of a swing arm and the conveying device as a rotating point through the swing arm, so that the main brushes float vertically in a self-adaption manner according to road conditions, and the main brushes are prevented from being damaged. After the road sweeper encounters with large garbage, a first elastic baffle can be upwards lifted by a lifting mechanism so that the large garbage can smoothly enter main brush shells and then be swept away by the main brushes.

The invention belongs to the technical field of damping of civil engineering structure and particularly relates to a double-inner-core buckling-preventive support structure used for damping by energy dissipation. Two I-shaped steel plates are bonded to be as a core energy dissipation component, two wing edge steel plates perpendicular to the I-shaped steel plates are mounted at two ends of the I-shaped steel plates, and cross sections of the I-shaped steel plates and the wing edge steel plates are H-shaped. Porous foam materials are filled on one sides, connected with the I-shaped steel plate, of the wing edge steel plates. The I-shaped steel plates and the wing edge steel plates are wrapped by outer wrapping steel pipes, a part of each wing edge steel plate extends out of the outer wrapping steel pipes, and concrete is filled into the outer wrapping steel pipes. In the double-inner-core buckling-preventive support structure, energy dissipation is realized by steel having excellent plastic deformation property, particularly soft steel, and further, higher hysteretic energy dissipation is realized by means of axial deformation of the steel. The double-inner-core buckling-preventive support structure is novel and reasonable in structure, easy to machine, convenient and flexible to use, high in applicability and capable of effectively improving anti-seismic performance of a building structure and has wide market popularization and application prospect.

The invention discloses a melon beating machine capable of automatically spraying water. The melon beating machine capable of automatically spaying water belongs to the agricultural product processing machinery. A cover plate assembly and a sieve piece are arranged on a rack, a hollow shaft is assembled on the cover plate assembly and between the cover plate assembly and the sieve piece, melon beating blades are installed on the outer surface of the hollow shaft, water through holes are formed in the shaft wall of the hollow shaft, a feeding hopper and a melon seed outlet are arranged on the feeding end and the discharging end of the cover plate assembly respectively, an electromotor and a water tank are arranged below the sieve piece, the electromotor is connected with the hollow shaft through a chain transmission system, a melon pulp sundry storage tank is assembled in the upper side of the water tank, a filter screen cover is allocated outside the melon pulp sundry storage tank and covers the melon pulp sundry storage tank, a self-priming water pump is communicated with the water tank, and a water injection device enables the self-priming water pump to be communicated with the hollow shaft. The melon beating machine capable of automatically spraying water is of a water flushing wet-type mellow seed separation structure and has the advantages of being novel and reasonable in structure, small in operating resistance, high in efficiency, good in separation effect, high in melon seed cleaning degree and reliable to use.

The invention discloses a production process of a glass fiber reinforced plastic septic tank. The production process comprises the following steps: preparing a resin glue solution, cutting cloth to obtain fiber, and soaking winding fiber into the resin glue solution so as to obtain winding fiber; manufacturing a scraping plate, a partitioning plate and quartz sand; combining a seal blank with the winding fiber so as to obtain a seal, and coiling the scraping plate so as to obtain a septic tank cylinder blank; embedding the partitioning plate and the seal into the septic tank cylinder blank so as to manufacture a core mold; winding the winding fiber on the core mold so as to form an inner wound layer; soaking a piece of sand cloth wrapped with quartz sand into the resin glue solution, and winding on the inner wound layer so as to form a sand layer; winding the winding fiber on the sand layer so as to obtain an outer winding layer, thereby obtaining a primarily formed septic tank; further curing, finishing, inspecting and storing in a warehouse. Therefore, the glass fiber reinforced plastic septic tank is relatively solid and durable and relatively simple and reasonable in process, the finished product rate is remarkably increased, and the production efficiency is remarkably improved. The invention further discloses production equipment for the glass fiber reinforced plastic septic tank prepared by using the production process. The production equipment is flexible and convenient to use.

The invention provides a coal gangue leachate melting and infiltration soil column simulation system. The coal gangue leachate melting and infiltration soil column simulation system comprises a bottom component, one or more serial-connection soil column experiment standard components which are connected onto the bottom component and a coal gangue leachate melting and infiltration supplementing simulation device arranged at the top of the soil column experiment standard components; a soil filling component of the simulation system is composed of a plurality of standard components and is automatically controlled by a computer; the determination of melting and infiltration characteristic parameters and hydrodynamic dispersion coefficients of four shapes of sources to be melted, prepared by coal gangue leachate, is realized based on the system; in a determination process, a large-diameter undisturbed soil column is used for carrying out a laboratory experiment, and testing steps and a calculation method are provided; the coal gangue leachate melting and infiltration supplementing simulation device can realize a coal gangue leachate melting and low-temperature infiltration simulation process through a temperature adjusting element and a cold-hot integrated metal element; the coal gangue leachate melting and infiltration soil column simulation system has the characteristics of high practicability, good utilization effect and convenience for popularization and utilization.

The invention discloses a heat resisting motor, comprising a motor, a spindle and a motor front end cap; wherein the spindle is arranged in a bearing block by virtue of a bearing, the bearing block is fixedly arranged in the motor front end cap by virtue of a screw, and the spindle arranged in the motor front end cap is provided with a radiating aluminium wind wheel. The invention has the advantages that: continuous operation can be carried out under the condition that furnace temperature is below 800 DEG C, no cooling liquid is required, only high temperature grease is required to be injected, so as to protect the bearing, structure is reasonable and novel, mounting is labour-saving, mechanic electric properties of product are excellent, high efficiency and energy conservation are realized, starting power is high, noise is less, vibration is less, use is safe and reliable, maintenance is convenient, service life is long, various national standards and regulations can be achieved, technological requirements of various furnaces for heat treatment can be met, and the motor can be widely used in various furnaces for heat treatment with strong convection circulation, so as to be taken as prime power of fan.

The invention relates to a preparation method of electrostatic spinning fibers with axial-orientation structures on a cylindrically tubular support and a device for realizing the same. The preparation method includes: (1) preparing spinning solution; and (2) utilizing the spinning solution for electrostatic spinning, depositing fibers directionally on a cylindrical insulation rotary shaft of a receiving device by the aid of the receiving device, drawing out fiber films deposited on the rotary shaft and drying the same in the vacuum environment to obtain the electrostatic spinning cylindrically tubular support. The receiving device for preparing the electrostatic spinning fibers with the axial-orientation structures on the cylindrically tubular support comprises a motor, a belt conveying device, a rotary transmission shaft and a rotary collection shaft, the motor is connected with the rotary transmission shaft, the belt conveying device drives two ends of the rotary collection shaft to rotate synchronously, the rotary collection shaft is divided into three sections, the middle section is an insulation cylinder, the rest two sections are metal cylinders, and the head end and the tail end of the rotary collection shaft are connected with the two metal cylinders and are fixed and driven to rotate by the same. The preparation method has higher operability, the receiving device used in the preparation method is novel and reasonable in structure, and prepared fibers on the tubular support have high orientation and are arranged directionally axially along a support shaft.

The present invention discloses a design method of an FBMC transceiver system based on an FRM technology in a 5G system. The method comprises the steps of designing a half-band prototype filter by using a mirroring technology, then, performing frequency masking on the half-band prototype filter by using the FRM technology, and finally, modulating the half-band prototype filter into an integrated filter bank and an analysis filter bank through Discrete Fourier transform, in a large-scale MIMO channel, completing an SINR saturation value test of the FBMC system by increasing antennas, and analyzing a result. Due to the narrow transition band designed by using the FRM technology and the prototype filter suited to any bandwidth, the signal to noise ratio of the FBMC system can be improved, further, the upper limit of the SINR saturation value can be acquired, and correlation interference caused by increase of base station antennas is eliminated. The structure of the sytem is novel and reasonable, and the system is less complex to realize, so that the large-scale MIMO communication system based on the FBMC transceiver system is more effective and reliable.

Provided are a coal gangue leachate infiltration soil column simulation system and a characteristic parameter determination method. The simulation system comprises a bottom member, one or more soil column experiment standard members which are connected to the bottom member in series and multiform coal gangue leachate supply simulation systems on the tops of the soil column experiment standard members; simulation system soil loading members are multiple standard members and are subjected to automation control through a computer, determination of characteristic parameters is achieved based on the system, determining steps and a calculation method are provided, when determination is conducted, large-diameter undistributed soil columns are adopted for conducting an indoor experiment, and the multiform coal gangue leachate supply simulation systems are used for simulating four hydraulic boundary conditions, namely, a low strength coal gangue leachate all filtration boundary condition, a medium strength coal gangue leachate runoff filtration boundary condition, a high strength coal gangue leachate stable filtration boundary condition and a coal gangue leachate melt filtration boundary condition. The coal gangue leachate infiltration soil column simulation system and the characteristic parameter determination method have the advantages of being high in practicability, good in use effect and convenient to apply and popularize.

The invention relates to a winding machine, in particular to a large-package zero-twist winding machine which mainly solves the technical problems that the winding machine can not satisfy the requirements of especially large package quantity, automatic cylinder disassembly after a cylinder is full, manipulator operation, and the like of a glass-fiber winding automatic production line in the prior art; and the whole mechanism basically uses a mechanical structure mainly, only can realize functions, such as compression, unidirectional locking, and the like, has the defects of uncompleted control, and the like in operation, can not digitally and electronically control and can not realize accurately control of a device, and other technical programs. The large-package zero-twist winding machine comprises a frame (1) and is characterized in that a head yarn gripper is arranged on the frame (1) and connected with a yarn-ball tension curved control device, and the yarn-ball tension curved control device is connected to a cross compression curved control device.

The invention discloses a height position regulating mechanism for the bed boards of berths in a train, and belongs to machinery for traffic. guide rails are respectively fixedly arranged on left and right side parts of an inner clapboard; upper, middle and lower slide blocks are arranged on the left and right guide rails; upper, middle and lower bed boards are respectively fixedly arranged on the upper, middle and lower slide blocks in sequence; an upper lead screw with an upper driven bevel gear and an upper nut, and a lower lead screw with a lower driven bevel gear and a lower nut are rotationally arranged on the inner clapboard; an upper driving bevel gear and a lower driving bevel gear assembled on the inner clapboard are respectively meshed with the upper driven bevel gear and the lower driven bevel gear; the upper nut and the lower nut are respectively fixed with the middle and lower bed boards; the upper parts of the left and right sides of the inner clapboard are provided with reversing rolling wheels; a pulling rope is configured on the downside part of the upper bed board in a sliding manner; one end of the pulling rope is connected with a winch drum, while the other end is fixedly connected with the inner clapboard; The mechanism is novel and reasonable in structure, simple and convenient for adjustment, and high in applicability.

The invention discloses a garbage classifying and collecting station. The technical scheme includes that the garbage classifying and collecting station comprises a plurality of classifying buckets forclassifying garbage; the multiple classifying buckets are arranged in tanks of the garbage classifying and collecting station, classifying release openings which correspond to the classifying bucketsare formed in the tanks of the garbage classifying and collecting station, and recycling tank covers mounted at the classifying release openings are provided with automatic cover lifting mechanisms;the automatic cover lifting mechanisms comprise motors, control panels and limit mechanisms, the motors are connected with motor interfaces of the control panels, limit travel switches are connected with limit signal interfaces of the control panels, the motors are directly connected with rotary shafts of the recycling tank covers or are connected with the rotary shafts of the recycling tank covers by connecting mechanisms, and the control panels are motor clockwise and anticlockwise rotation controllers; the tanks of the garbage classifying and collecting station are connected with a collecting station ceiling by a frame, and a display screen is at least arranged on the front surface of the collecting station ceiling. The garbage classifying and collecting station has the advantages of convenience in use, automatic opening function and speech and display screen propaganda functions.

The invention provides a control device of a movable type sweeper and a control method thereof. The control device is characterized in that the movable type sweeper is provided with a system controller; the system controller comprises a steering module, a lifting module, a speed regulation module, an electronic control unit and a controller local area network bus, the movable type sweeper is further provided with an electronic control unit engine ECU, a brush head switch control unit and a wheel shaft steering control unit. According to the control device of the movable type sweeper and the control method thereof, construction of a logic structure is realized, so that self-adaptive work of the sweeper is completely realized, and therefore working efficiency is greatly improved, service effect of the sweeper is improved, and requirements of modern people can be met; and damage and collision are avoided to a great extent due to the set of the movable type sweeper, and in other words, theservice life is prolonged.

The invention discloses an automatic lifting control device for pruning garden trees and a use method thereof. The automatic lifting control device comprises an automobile, the automatic lifting control device and a control system, wherein the automatic lifting control device is placed in a compartment of the automobile and is fixed; when working personnel climbs the automatic lifting control device, the automatic lifting control device is started to freely move up and down by the control system, and the moving distance can be automatically controlled and adjusted; when the working personnel is far from a to-be-pruned garden tree in the horizontal direction, the automatic lifting control device is started to freely move left and right by the control system, and the moving distance can be automatically controlled and adjusted. The automatic lifting control device for pruning the garden trees and the use method have the advantages of novel and reasonable structure, convenience and rapidity in control, high working efficiency and wide application range.

The invention provides a device for forming a double-layer brick. The device comprises a conveying mechanism and a blanking mechanism. The conveying mechanism comprises a conveying belt, a first vibrating mechanism and a second vibrating mechanism. The conveying belt comprises a first steady conveying section, a first vibrating conveying section, a second steady conveying section, a second vibrating conveying section and a third steady conveying section. The blanking mechanism comprises a brick surface material blanking mechanism and a brick backing material blanking mechanism. When the device for forming the double-layer brick is in use, after a pulpy brick surface material is vibrated in a die to be evenly spread and is naturally coagulated to the setting degree and not completely coagulated, a pulpy brick backing material is poured on an upper layer and is vibrated to be evenly spread, contact surfaces of both the brick backing material and the brick surface material are in full combination, and the brick backing material and the brick surface material are simultaneously naturally coagulated to be an integrated body. The device for forming the double-layer brick is novel and reasonable in structure, forming efficiency and integration of the double-layer brick are high, the brick surface and a brick base are not subject to delamination easily, and the strength is high. The invention further provides a double-layer brick forming process matched with the device, the whole process is clear and simple, and forming efficiency is high.