52results about How to "Compact and strong structure" patented technology

A centrifugal impeller particularly for a turbo-charger includes a circular disc member, a boss portion formed at a central portion of the disc member and having a central through hole into which a rotational shaft is inserted, an impeller blade integrally formed on one surface side of the disc member, and a ring-shaped rib member arranged on the other surface side of the disc member so as to be coaxial with a center axis of the boss portion. A thickness reduced portion is formed to the disc member so as to have a thickness smaller than that of another portion of the disc member, and the thickness reduced portion is arranged adjacent to the rib member.

A centrifugal impeller particularly for a turbo-charger includes a circular disc member, a boss portion formed at a central portion of the disc member and having a central through hole into which a rotational shaft is inserted, an impeller blade integrally formed on one surface side of the disc member, and a ring-shaped rib member arranged on the other surface side of the disc member so as to be coaxial with a center axis of the boss portion. A thickness reduced portion is formed to the disc member so as to have a thickness smaller than that of another portion of the disc member, and the thickness reduced portion is arranged adjacent to the rib member.

The invention discloses a multipurpose broad-gauge container platform wagon. An under frame of the multipurpose broad-gauge container platform wagon comprises a centre sill, side beams, sleeper beams, end beams, side crossbeams, a middle crossbeam and longitudinal beams. Fixed anti-theft container door shielding devices are arranged on the end beams of the under frame or movable anti-theft container door shielding devices are arranged on the side crossbeams of the under frame; 8 to 12 sets of extension-type spin locks are arranged at joints of the end beams, the side crossbeams, the middle crossbeam and the side beams of the under frame; and each extension-type spin lock mainly comprises a lock head, a lock body and a handle. The container platform wagon has the characteristics of loading conditions meeting requirements, compact and secure structure, long service life and application to running on lines with a 1,676 mm gauge. The invention also provides the container platform wagon, which can conveniently and securely fix containers of different sizes and prevent anti-theft devices for container doors from being randomly opened.

The invention provides a metal wire polishing wheel. The metal wire polishing wheel comprises an upper clamping plate and a lower clamping plate. A plurality of metal wire beams are installed between the edge parts of the upper clamping plate and the lower clamping plate in a central symmetrical mode. A fastener is installed between through holes of the upper clamping plate and the lower clamping plate. A longitudinal installation hole is formed in the middle of the fastener and internally provided with an internal thread. Both the upper clamping plate and the lower clamping plate are divided into the annular sunk parts in the middles and the annular protruding parts at the edges. The annular protruding part of the upper clamping plate and the annular protruding part of the lower clamping plate are symmetrical and form an annular installation groove of the metal wire beams. The metal wire beams are formed by twisting a plurality of metal wires made from an aluminum alloy composite material. The aluminum alloy composite material comprises an aluminum alloy substrate and a ceramic layer arranged on the surface of the aluminum alloy substrate through laser cladding. The metal wire polishing wheel is compact and firm in structure, convenient to install and use and good in thermal conductivity, heat dispersion, mechanical property and usability.

The invention discloses a scanning laser vibration measurement system. A laser beam emitted by a laser passes through a first beam splitter prism to be split, where one path of the laser beam serves as local oscillator light for heterodyning detection to be reflected to a beam combiner through a reflection prism to be combined; the other path of the laser beam reaches a two-dimensional scanning control system through a first aperture, an AO modulator, a second aperture and a second beam splitter prism and then is emitted to a target, and scattered beams reach the beam combiner through the two-dimensional scanning control system and the second beam splitter prism to be combined with the local oscillator light; after the laser beams are combined, the combined laser beam reaches a signal processor through a third aperture, a polarization analyzer, a photoelectric detector and an intermediate frequency amplifier. The scanning laser vibration measurement system has the advantages that on the principle of heterodyning laser interference measurement, characteristics of vibration, speed and displacement of the target can be measured in a non-contact mode, and thus the scanning laser vibration measurement system is high in measurement precision and anti-interference capacity and the like; in the heterodyning detection, the design of receiving and transmitting integration and two-dimensional scanning measurement is adopted, and thus the scanning laser vibration measurement system is firm and compact in structure, convenient to measure and adjust and the like.

The invention relates to a manufacturing method for composting textile, in particular to a manufacturing process of composite textile. The textile as a substrate and a functional film as an auxiliary substrate are laminated and fused by holt-melt adhesive and are wound smoothly and naturally, and then curing is carried out. The manufacturing process is characterized by comprising the following steps: the substrate of the textile is preheated; the auxiliary substrate of the functional film is selected and is expanded smoothly; the holt-melt adhesive is selected, heated and moisture-cured; the hot-melt adhesive is coated; lamination and fusion are carried out; and smooth and natural winding and curing are carried out. The manufacturing process utilizes the features of the glass transition temperature of the adhesive and the composite manufacturing process to control the penetration depth of the adhesive in the substrate, thus realizing the aims of controlling the hand feeling, the functions and the physical properties of the composite product, the process is reasonable and simple, the operation is easy, the product is easy to be processed, has waterproof property and air permeability and wide application range and does not react with solvent, and the fabric has compact and firm structure and good hand feeling.

The invention discloses a road overload control device comprising an overload detection module and an overload stop-forcing module. The overload detection module comprises a bearing plate. The overload stop-forcing module is mounted on the left and right sides of the bearing plate and comprises a support plate. A hydraulic floating anti-pressure plate is arranged on the upper end of the support plate. A mounting plate is movably installed on the upper end of the hydraulic floating anti-pressure plate. Hydraulic oil is arranged between the mounting plate and the hydraulic floating anti-pressure plate and a plurality of support columns are arranged on the lower side of the mounting plate at equal intervals. The tops of the support columns are inserted into a mounting column via springs. A telescopic groove is arranged on the top of the mounting plate. A hydraulic motor is installed on the top of the mounting plate. A hydraulic column is installed on the top of the hydraulic motor. A steering motor is installed inside the hydraulic column upwards. The road overload control device is compact in structure, high in integration degree, comprehensive in functions, and good in stability, has an all-weather operating condition, and can be used widely.

The invention relates to silicon carbide smelting, in particular to a process for smelting macrocrystalline green silicon carbide, which comprises the following: a, a step of preparing raw materials of quartz sand and petroleum coke in a ratio of 1.48 to 1.54; b, a step of material mixing; c, a step of furnace charge, in which homogenized raw materials are delivered to a material area (1) at the bottom of a furnace, a burden material subjected to secondary roasting is filled in reaction areas (3, 4 and 5) in the middle of the furnace, and a burden material subjected to primary roasting is filled in the external heat preservation areas (7 and 8); d, a step of smelting, in which the charged furnace is electrified for smelting for 32 to 36 hours, the power of a transmission transformer is 8,000 KVA, and after cooling for 72 hours, the materials are discharged and graded. By adopting a smelting process of roasting for two times, the process reduces the waste of primarily roasted material, the specific consumption of the petroleum coke, the quartz sand and power, and saves energy. Meanwhile, as a long-time lower power transmission is adopted, the reaction of grains is more uniform and complete and the structure of the grains is more compact and firm; and compared with products in the prior art, the product has higher hardness, larger grain size, higher content and more desirable powder grain form.

The invention discloses a forming method of an electronic-type switch applied to a direct-current brushless motor. The method includes the step of arranging a shell, a button main shaft, a capacitor moving piece, a capacitor static piece or resistor strip film, an upper stirring rod and an elastic piece body. A ball is replaced by the elastic piece, the elastic piece freely moves in a sliding way of the elastic piece, and a reliable limiting device is arranged. A current metal contact is replaced by a variable capacitor or a resistor, the large work current of a motor as a start electric tool is indirectly controlled by a microswitch to not pass through a contact of the switch and reduce abrasion of the contact, and therefore the service life of the switch is prolonged. Because electronic drive is adopted, the overall working current of the switch is small. The electronic-type switch has the advantages that the electronic-type switch is easy and convenient to assemble, low in cost, wide in travel range, capable of being precisely adjusted, strong in reliability and long in service life, and an adjustor is good in handfeel.

A universal serial bus connector (1) includes a metal casing (10), an insulative housing (20) and a mating pedestal (30) received in the metal casing, and a printed circuit board (40) with a front portion (41) received in the mating pedestal and a rear portion (42) received in the metal casing. The metal casing forms a mating port (110) and a receiving port (120). The mating port and the receiving port are integrally formed.

The invention discloses an urban emergency LNG (liquefied natural gas) supply system, which comprises an LNG steel cylinder, a gasifying device, a pressure regulating device, a metering device and an odorizing device which are sequentially communicated. The LNG steel cylinder comprises a bottom main liquid outlet and an auxiliary liquid outlet led out of a gas-phase space of the LNG steel cylinder, the pressure regulating device and the metering device refer to a pressure-regulating metering skid adopting three pipelines to regulate pressure, the main liquid outlet is connected with the gasifying device, the auxiliary liquid outlet is connected with the pressure-regulating metering skid through a gasifier, the rear end of the pressure-regulating metering skid is respectively connected with a plurality of gas supply outlets, and LNG liquid in the LNG steel cylinder is sequentially subjected to gasification, pressure regulation, metering and odorization so as to be outputted from the gas supply outlets. The urban emergency LNG (liquefied natural gas) supply system is free of a power source or other power sources, is conveniently movable at any time, emergency gas supply for specific users is guaranteed, and influence of gas supply stop accidents is reduced.

A furnace system includes a furnace facility disposed on a conveyer device and having a pre-heating zone, a high temperature heating zone, and two cooling zones, and the conveyer device moves the work piece from the pre-heating zone through the high temperature heating zone and the cooling zones, two heating members disposed in the heating zones for pre-heating and heating the work piece, two piping members coupled between the cooling zones and the heating zones for recycling the waste heat gas, and two blowing devices draw the waste gas from the cooling zones to the heating zones for recycling and economizing the heat energy and for preventing the steel materials from being distorted or twisted.

The invention discloses an intelligent electric wheelchair. The intelligent electric wheelchair comprises a seat, idler wheels, armrests, a remote controller, a driving mechanism, a base, a shear-forktype hydraulic lifting mechanism, a slope sensor and obstacle sensors; the idler wheels comprise the two rear idler wheels and the two universal front idler wheels, the rear idler wheels are rotatably mounted on the left side and the right side of the rear part of the base, and a driving motor is arranged in the base and is in transmission connection with the rear idler wheels; two connecting rods are mounted on the left side and the right side of the front part of the base correspondingly, and the two universal front idler wheels are mounted at the bottoms of the two connecting rods correspondingly; the seat is arranged on the upper part of the base in an up-down movable mode through the shear-fork type hydraulic lifting mechanism; two L-shaped mounting rods are mounted on the front partof the seat, pedals are arranged at the bottoms of the mounting rods, and a heatable leg cushion is further arranged on the mounting rods; and the slope sensor is arranged at the bottom, and the obstacle sensors are mounted around the base. The intelligent electric wheelchair can assist the elderly, the disabled and people with limited mobility in raising for object taking, intelligent control over barrier avoidance and automatic downhill deceleration are achieved, and travel safety is ensured.

The invention discloses a portable gas sealability test monitoring analyzer of a turbonator. The portable gas sealability test monitoring analyzer controls an analog quantity input module and a thermal resistance input module through an RS485 serial bus by adopting an industrial tablet computer, realizes the acquisition and the treatment of pressure and temperature data, provides an analysis result through EXCEL, achieves the direct, reliable and accurate measurement to the pressure and the temperature inside turbonator components and changes the original condition of reading errors caused by inconvenient observation and use as well as personal factors in an air-tight test during the long-term use of a U-shaped tube mercurial barometer. The portable gas sealability test monitoring analyzer is beneficial to realizing complete automation of gas sealability test monitoring analysis of all components of the turbonator under various industrial field conditions and makes the online analysis of the gas sealability test of the turbonator under various filed environments possible; and in addition, the invention is also suitable for the automatic monitoring analysis of other pressure and temperature parameters, which take gas and liquid as mediums.

The invention discloses an axial direction sectional type motor rotor with arc-shaped air deflectors. The rotor comprises a rotation shaft, a barrate and a rotor iron core mechanism in the radial direction from inside to outside, wherein the rotor iron core mechanism is arranged on the barrate in a sleeving mode. Multiple openings in the axial direction are formed in the barrate, the rotor iron core mechanism is composed of multiple sections in the axial direction, the air deflectors are arranged among the sections, arc-shaped air channels are formed in the axial direction in the air deflectors, and negative pressure is formed. According to the motor rotor, air can circulate in the air channels of the rotor in the axial direction and the radial direction by making full use of the negative pressure formed in high-speed rotation of the rotator, and heat convection capability is enhanced. Additionally, the structure of the motor rotor decreases wind drag of the rotator to a great extent, and the efficiency of the whole motor is improved.

A jacquard device (1) for selectively shifting thread-guides (2) in a knitting machine, comprising at least one supporting element (3) provided with a plurality of housing seats (4) for a plurality of thread-guides (2), a plurality of thread-guides (2) mounted onto the supporting element (3) and having at least one thread-guide portion (2b) selectively moving at least between a first and a second operating position and apt to guide a thread (7), at least one actuating element (12) for each thread-guide (2) for shifting the thread-guide portions (2b) of the thread-guides (2) between the first operating position and the second operating position, and at least one electropneumatic actuating device (15) operatively connected to the actuating element (12) for shifting the thread-guide portion (2b) of the thread-guides (2).

The invention relates to an automobile generator which utilizes isolated coupling of a high-frequency transformer to realize brushless excitation, and represents a combination of the modern switch power technology and the motor technology. High-frequency current is coupled to a secondary coil rotating together with a rotor through a fixed primary coil, and the high-frequency current provides power for an exciting coil in the rotor after rectifying and wave-filtering. The simple and efficient excitation not only brings the advantage of a brushless generator to the invention, but also enables the invention to maintain the advantages of low speed, good charging performance and simple structure in a brush generator; in addition, the invention has more stable voltage output. By adopting the technology of the invention, a regular brush automobile generator can be improved into such a brushless generator through simple changes.

The invention discloses a high-temperature phase change ceramic cable, which comprises a conductor and an insulation layer. The high-temperature phase change ceramic cable is characterized in that the insulation layer is a high-temperature phase change insulation layer, and a porous aluminium oxide-aluminum layer and a high-temperature resistance ceramic layer successively cover the outer side of the insulation layer. The high-temperature phase change ceramic layer disclosed by the invention is subjected to phase change under a high temperature condition, has self-healing performance, has a firm structure and strong high-temperature resistance capability, and is unlikely to generate poisonous and harmful gas during fire hazards.

A separator is provided for separating a gas / liquid mixture in a direct methanol fuel cell (DMFC). The separator has a closed channel, the closed channel has at least one channel part, the wall of the channel part is completely or partly formed by a hydrophobic, gas-permeable membrane, wherein the cross-sectional area of ​​the channel decreases continuously or stepwise from the inlet to the outlet, and , the wall part of the channel which is not formed by the membrane is predetermined by the one-piece machining body.

The invention discloses a photoelectric heating self-blasting drying device with a heat storage function. The device comprises a heat storage device and a drying device; the heat storage device is ofa box body structure, a first solar cell panel is arranged on the rear end of the top, a first glass cover plate which is inclined is hinged to the edge of the front end of the first solar cell panel,a first supporting plate which is vertical is fixedly connected to the first glass cover plate, the first supporting plate is located on the front side of the heat storage device, multiple transparent partition boards are arranged in the heat storage device, the front sides and the rear sides of the transparent partition boards are fixedly connected in a sealed manner, gaps on the left and rightside ends are arranged in a spaced manner, and a snake-shaped communication structure is formed; a heat storage material layer is arranged on each transparent partition board, a fan set is arranged onan air inlet in the bottom of the snake-shaped communication structure, an air outlet in the top is connected with a hot air outlet in the bottom, the hot air outlet is communicated with an air inletin the bottom of the drying device, a material paving net is arranged in the drying device, and an exhaust opening is formed in the upper end of the drying device. The heat exchange effect of a heatstorage material and air can be improved, it is ensured that the heating and temperature rise are rapier, and the utilization rate is greatly improved.

The invention discloses a graph display device which comprises a support plate, a main board, a power supply protection plate, a filter, a switch power supply, a display screen, a display screen backlight driving plate and a shell, wherein the main board, the power supply protection plate, the filter, the display screen backlight driving plate and the switch power supply are arranged at the back part of the support plate; the display screen is arranged at the front part of the support plate; the power supply protection plate is connected with the filter; the filter is connected with the switch power supply; the switch power supply is connected with the main board power supply; the main board power supply is connected with the main board; the main board is connected with the display screen backlight driving plate and the display screen; and finally the shell is mounted. The graph display device is simple in structure and convenient to use, and is a new generation product which is good in use property and high in reliability, and display components and control components are integrated.

The invention discloses a multipurpose broad-gauge container platform wagon. An under frame of the multipurpose broad-gauge container platform wagon comprises a centre sill, side beams, sleeper beams, end beams, side crossbeams, a middle crossbeam and longitudinal beams. Fixed anti-theft container door shielding devices are arranged on the end beams of the under frame or movable anti-theft container door shielding devices are arranged on the side crossbeams of the under frame; 8 to 12 sets of extension-type spin locks are arranged at joints of the end beams, the side crossbeams, the middle crossbeam and the side beams of the under frame; and each extension-type spin lock mainly comprises a lock head, a lock body and a handle. The container platform wagon has the characteristics of loadingconditions meeting requirements, compact and secure structure, long service life and application to running on lines with a 1,676 mm gauge. The invention also provides the container platform wagon, which can conveniently and securely fix containers of different sizes and prevent anti-theft devices for container doors from being randomly opened.

The invention relates to an LED lamp with aerial structure. The LED lamp comprises a luminous body, a support and a driver, wherein the luminous body is composed of parallel LEDs, each LED has a positive pin and negative pin which are next to each other and in parallel on a weaved metal strip to prepare a luminous strip, the connected support pins and weaved metal strip can be used as the wire and radiator of the luminous strip, multiple assembled luminous strips are connected in serial to prepare LED light sources with different powers and voltages, and the light sources can have different shapes and can be connected with the corresponding LED drivers to prepare LED lamps different powers and voltages. The LED lamp is characterized by photopermeability, ventilation, light weight, capability of facilitating air circulation, and the like, the whole heat dissipation is good when the LED lamp works normally, thus prolonging the service life of light sources; the self-support is used for connection and the light transmission is good, thus increasing the luminous flux of the whole lamp; and compared with the similar products, the heat-dispersing material is greatly saved, the production cost is reduced, the LED lamp is applicable to the scale automated production, and the development and application of the LED lamp can be promoted.