37results about How to "Scientific and reasonable design structure" patented technology

The invention provides mud saline of wheel hub bearing of automobile and a general endurance test method. In the test method, a testing bearing is supported on a testing table in the cantilevered way; a loading shaft is used for driving the coating of the testing wheel hub bearing to rotate at the same speed as the rotating speed in the actual working status; the axial load and the radial load can be respectively or simultaneously exerted on the testing wheel hub bearing; the axial load and the radial load, which are exerted by the testing wheel hub bearing, are exerted on the coating of the testing wheel hub bearing which rotates at a high speed, through a loading arm which is vertical to the loading axle, a loading sleeve which is fixedly linked with the loading arm and arranged on the loading axle, a support loading arm, and a pair of conical rollers; thus the coating of the testing wheel hub bearing can rotate at a high speed and simultaneously is provided with the exerted axial load and the radial load; a water spraying device is used for directly spraying the mud saline to the testing wheel hub bearing (17) with the external load; a temperature sensor (18) is arranged on the non-rotating end face of the testing wheel hub bearing; and a vibration sensor (19) is arranged in the position of the fillet of the testing wheel hub bearing.

The invention provides a crossed annular aligning mark based on a TSV (through silicon via) three-dimensional integration process. An annular blind hole is formed in a plane of the silicon wafer surface provided with a TSV through hole, the outer edge and the inner edge of the annular blind hole are respectively in crossed structures, in addition, the two crossed structures are coaxial, the width of the annular blind hole is smaller than the diameter W4 of the TSV through hole, the annular blind hole sequentially comprises a silicon dioxide simulation layer, a tantalum nitride blocking layer and a copper seed layer from outside to inside, and copper is filled inside the annular blind hole. The crossed annular aligning mark has the advantages that the additional introduction of other technical flow processes is not needed, the cost is low, the efficiency is high, and the like. In addition, the pattern occupation area is small, the dimension is smaller than the diameter of the TSV through hole, the technical defect of copper exposure incapability due to the TSV through hole backside thinning caused by the loading effect is overcome, and the reliability of TSV three-dimensional integration devices is improved.

A pair-twisted double-guide carbon fiber heating cable mainly consists of a protective bushing and carbon fiber heating wires; the carbon fiber heating wires consist of a plurality of carbon fibers and insulation protecting layers; and carbon fiber heating wires are pair-twisted spirally inside the protective bushing. The pair-twisted double-guide carbon fiber heating cable has the excellent features of scientific and rational design structure, high-temperature resistance, ageing resistance, anti-interference, high efficiency, energy conservation and good thermal stability; because of no radiation, the pair-twisted double-guide carbon fiber heating cable does not need to be shielded and the production cost is saved greatly.

An automatic disinfector for the output and return air of central air conditioner features that the needle-type negative-high voltage ionizing electrodes, positive-voltage advective-adsorption plate electrodes with Ag-carried electric conducting adsorption layer on its both surfaces, and high-voltage plate electrodes for generating electric field are sequentially and alternatively fixed on insulated base, and the disintecting ultraviolet lamp is between two adjacent advective-adsorption plate electrodes. Its advantages are high speed and effect, and low resistance to air.

The invention discloses an automatic sweeping and dust processing device of an improved sweeping robot. The device comprises a fixed plate; a swing rod is movably hinged to the left end of the fixed plate; a motor is fixedly connected to the front side of the bottom end of the swing rod; a power shaft at the rear end of the motor movably penetrates through the swing rod; a roller is fixedly connected to the power shaft of the motor; and a plurality of sweeping brushes and scraping plates are uniformly and fixedly connected to the outer wall of the roller. According to the device, a sweeping section is the rotatable roller; the plurality of sweeping brushes and scraping plates are annularly arranged on the roller; the sweeping brushes and the scraping plates are driven to rotate through therotation of the roller, so that large-area sweeping can be realized, and the working efficiency is improved, and the device can be suitable for relatively large-area ground sweeping work; roller wheels are arranged at the bottom end of a collecting cover, so that the friction between the collecting cover and the ground is effectively reduced, and the service life of the collecting cover is prolonged; and water is supplied through a water pump, water flow is circulated through a tank wall in a hollow communication state, and water mist is sprayed out through a spray head, so that dust removalis realized.

The invention discloses a dedicated PCD composite cutter of a gear shifting cover and especially relates to the composite cutter field. A knife rest is included. A top end of the knife rest is connected with a chuck. A tool apron is arranged at a front side position, close to the chuck, of the top of the knife rest. The tool apron is a triangular structure. A blade is installed above the tool apron. A pressing plate is arranged above the blade. Protruding blocks are evenly arranged on an edge of the tool apron, clamping grooves are evenly arranged in positions, corresponding to the outer portions of the protruding blocks, of an edge of a lower surface of the blade, a tool handle is connected to a rear end of the knife rest, clamping blocks are arranged on an inner side of the tool handle at an end portion of the knife rest, and sliding rail grooves are arranged in the tool handle and correspond to outer portions of the clamping blocks. Stability of the blade after installation is improved, then machining quality and machining efficiency are effectively increased in a machining process, the tool handle is convenient to assemble and disassemble in a using process, and wastes caused by direct discarding of an integrated cutter which is damaged are avoided.

The invention discloses a comfortable damp-removing massage socks, which comprises a thickened net, a heat dissipation net, a raised block, a toe pad, a zipper, a bamboo fiber layer, a polyester fiber layer and a polyester fiber layer. Polyester fiber layer, and the lower end of the sock opening is provided with a zipper, the outside of the polyester fiber layer is wrapped with a thermal insulation layer, the outside of the sock heel is covered with a thickened net, and the outside of the polyester fiber layer is wrapped with a bamboo fiber layer , the upper end of the sock sole is provided with a raised block, and the inside of the sock toe is provided with a toe pad. The invention has a scientific and reasonable structure, safe and convenient use, and is provided with raised blocks and activated carbon, which can absorb sweat in the socks and avoid the problem of foot odor caused by sweating of the feet. To avoid the problem of the toenails being too long and piercing the toe of the socks, the zipper is provided to facilitate the user to clean the socks, avoiding the cumbersome cleaning problem caused by the socks being too long.

A waterproof joint of carbon fiber heating cables is mainly composed of a waterproof joint body, multiple carbon fiber heating cables and a power lead, multiple sub-joints are arranged at one side of the waterproof joint body, the power lead and the carbon fiber heating cables are fixed in the waterproof joint body and the sub-joints respectively, carbon fiber heating wires are arranged in each carbon fiber heating cable, and multiple carbon fibers are arranged in each carbon fiber heating wire. The waterproof joint of the carbon fiber heating cables is scientific and reasonable in structural design, the waterproof performance and production efficiency of the cable joint are greatly improved, the manpower and raw materials are saved, multiple cables can be connected to be used, the physical performance of the cable joint is greatly improved through carbon fibers, and the waterproof joint has the advantages of being high temperature resistant, aging resistant, interference resistant, efficient, energy saving and good in heat stability.

The invention discloses a gas washing and recovering device for preparing macromonomers of a poly carboxylic acid water reducing agent and relates to the field of a gas washing device for synthetic resin. The device comprises a mixed gas inlet pipe, a coil pipe (which is formed by winding a pipeline into a circle), a water inlet pipe, an emptying pipe, a charging hopper, a grating and a ceramic ball or a glass ball. The mixed gas inlet pipe enters from the top of the recovering device and is connected with the coil pipe at the bottom of the recovering device. The coil pipe is provided with small holes with different sizes at equal distances. The diameters of the small holes are gradually increased from a gas inlet end to a far end. The small holes are positioned at the lower part of the coil pipe. The grating positioned above the coil pipe is provided with the ceramic ball or the glass ball. Gas is uniformly exhausted from the coil pipe. After the gas is in sufficient contact with a solvent, materials in the gas are totally adsorbed and at that time the gas can be exhausted without being subjected to tail gas treatment, and thus, not only are the production raw materials recovered and the production cost is saved, but also the effect of protecting the environment is achieved.

The invention discloses a material steaming workshop for food processing. The material steaming workshop comprises a glass shell. Discharging pipes are arranged on one side of the glass shell, and theglass shell and the discharging pipes are fixedly connected through screws. Inserting grooves are fixedly formed inside the discharging pipes and internally provided with dustproof nets, and the inserting grooves and the dustproof nets are in buckled connection through clamping grooves. An exhaust fan is arranged on one side of each inserting groove, and the exhaust fans and the discharging pipesare fixedly connected through supports. A garbage collecting box is fixedly arranged in the middle of the bottom end of the glass shell. The material steaming workshop for food processing is scientific and reasonable in designed structure, and using is safe and convenient; the inserting grooves are formed inside the air discharging pipes, and the dustproof nets are inserted into the inserting grooves so that people can conveniently detach the dustproof nets and then clear the dustproof nets; the garbage collecting box is further arranged inside the material steaming workshop so that people can directly pour garbage into the garbage collecting box during sweeping, and people can conveniently clean the garbage collecting box; and a scraping plate is further arranged on the surface closely attached to the glass shell.

The invention discloses a rapid RNA purification kit. The kit comprises an outer casing; a rear surface of the outer casing is provided with a cover; the outer casing and the cover are rotatably connected by a hinge; the inner surface of the cover is provided with a large protective sleeve; the cover is bonded to the large protective sleeve by glue; the inner side of the large protective cover isprovided with a spring; and one end of the spring is fixedly connected to the inner side surface of the large protective cover by screw threads. The rapid RNA purification kit has a scientific and reasonable structure design, and is safe and convenient to use; the protective sleeve is install on the cover, and the inside of the protective sleeve is provided with the spring and an anti-collision plate; the protective sleeve sleeves a reagent tube to play a protective role and prevent tube damage due to collision in transportation; clips are arranged inside a limit groove; the clips are providedwith rubber pads; and when the reagent tube is inserted into the limit groove, the reagent tube is clamped by the clips.

The invention relates to an intelligent safety helmet comprising a helmet body, the helmet body is mainly composed of a helmet shell, a helmet brim, a lining and a tying belt, and the helmet body is provided with a control unit and further provided with a lighting module, a light sensation module, an emergency call module, a temperature and humidity sensor, a harmful gas sensor, an infrared heartrate sensor, a ZigBee communication module and a power module which are connected with the control unit. The intelligent safety helmet is diversified in function, good in communication effect and highin use safety.

The invention discloses a convenient underground breathing apparatus. The underground breathing apparatus comprises a backrest, winding devices are arranged in the middle of the surface of one side ofthe backrest, straps are wound around the winding devices, clamping blocks are fixedly arranged at one ends of the straps through screws, clamping grooves are formed below the winding devices, the clamping grooves are fixedly connected with the backrest through welding, a storage bag is arranged on the surface of the other side of the backrest, and the storage bag is fixedly connected with the backrest through screws. According to the convenient underground breathing apparatus, the structure is scientific and reasonable, and use is safe and convenient; the storage bag is arranged on the backof the breathing apparatus, belt clamping strips and belt clamping grooves are arranged in the storage bag, furthermore, zipper teeth and a slider are arranged outside the storage bag, and therefore an oxygen tank can be detached and installed by people in a very simple manner; moreover, oxygen tanks with different specifications can be installed in the breathing apparatus so that requirements ofthe people can be met to the maximum degree; and the winding devices are arranged on the surface of the backrest.

The invention discloses a movable shield support for inclined manganese ore layer mining, and relates to the technical field of manganese ore mining. The movable shield support comprises a base, hubsare arranged on the two sides of the base correspondingly, a driving mechanism is arranged in the base, and the driving mechanism is used for driving the hubs to rotate; and a lifting base is arrangedabove the base, a lifting mechanism is arranged between the base and the lifting base, a supporting plate is arranged above the lifting base, a first telescopic air cylinder is installed between thelifting base and the supporting plate, and an inclined plate is arranged on one side of the supporting plate. The movable shield support is reasonable in structure and easy to operate, rotation of thehubs can be achieved through the arranged driving mechanism, then automatic movement of the shield support is achieved, convenience is provided for manganese ore layer mining work, the working efficiency is effectively improved, height adjustment of the shield support can be achieved through the design, and thus the movable shield support is suitable for mining work of manganese ore layers with different inclination angles, wide in application range and high in practicability.

The invention discloses an intelligent drying device for medical device parts. The intelligent drying device comprises an outer shell. A swing door is arranged in the middle of the surface of the outer shell and is rotationally connected with the outer shell through a hinge. An observation window is arranged on the upper portion of the surface of the swing door. A pull handle is fixedly arranged on one side of the surface of the swing door through welding. A switch is arranged on one side of the surface of the outer shell. The outer shell is fixedly connected with the switch through welding. Abase is fixedly arranged at the bottom of the outer shell through welding. The intelligent drying device is practical design is scientific and reasonable in structure, safe and convenient to use, a rotary disc is arranged in a drying chamber of the intelligent drying device, a plurality of hooks are further arranged under the rotary disc, a plurality of storage boxes are hung on the hooks, medical devices needing to be dried can be put into the storage boxes after sorted and are driven by the rotary disc to rotate, thus the drying speed is higher, and the storage boxes are designed to be of aporous net structure.

The invention discloses coal mine laboratory gas explosion preventing equipment comprising a shell. A cabinet door is arranged on the front surface of the shell, and the cabinet door is rotationally connected with the shell through a hinge. An observation window is fixedly arranged on the surface of the cabinet door through screws, and a handle is arranged below the observation window and fixedlyconnected with the cabinet door through screws. An indicator is arranged on the upper portion of the cabinet door, and a switch is arranged on one side of the indicator. The coal mine laboratory gas explosion preventing equipment is scientific and reasonable in design structure, and safe and convenient to use; an electric telescopic rod is arranged in the equipment, and one end of the electric telescopic rod is connected with the fixing plate; wheels are arranged under the fixing plate, due to the fact that the inner space is small and the weight of a gas tank is high, people can push out theconnecting plate, the operating space for workers is enlarged, and then the gas tank is better and more rapidly fixed on the fixing plate; and a winding leather strip block and a winding leather stripgroove are formed in the two ends of a clamping groove.

The invention discloses a mobile sewage treatment device, comprising an outer casing, a water inlet is arranged above the outer casing, the outer casing and the water inlet are fixedly connected by welding, and a water outlet is arranged on one side of the outer casing. A connecting rod is arranged below the outer casing, and an engaging plate is arranged under the connecting rod, and the connecting rod and the connecting plate are fixedly connected by welding. Wheels are arranged on the front surface of the connecting plate, and the connecting plate The bottom surface is provided with a storage tank, the inside of the storage tank is provided with a leg, and the side of the leg is provided with a drum. This practical design has a scientific and reasonable structure, and is safe and convenient to use. We have a storage tank at the bottom of the entire device. There are feet inside the storage tank, we can use the feet to adapt to different terrains, and adjust the distance between each foot according to the different terrains, making the whole device more stable.

A high-temperature resistant cable including jackets, the outer surface of the sheath is provided with a pipe clip, one side of the pipe clip is provided with a pipe clip connection port, the other side of the pipe clip is provided with a rotating shaft, the pipe clip and the rotating shaft are fixedly connected by welding, high-temperature resistant cotton is arranged in the middle of the pipe clip and the sheath, the braided shield layer is wrapped inside the sheath, the sheath and the braided shield layer are adhered and connected by glue, an aluminum foil shielding layer is arranged insidethe braided shielding layer, the inside of the aluminum foil shielding layer is provided with insulation, the practical design structure is scientific and reasonable, The utility model is safe and convenient to use. A pipe clip is arranged on the exterior of the cable, and the high-temperature resistant cotton is wrapped on the exterior surface of the cable by the pipe clip to prevent the high-temperature cable from being damaged, and the disassembly and the installation of the high-temperature cable are very convenient. A bracket is also arranged inside the pipe clip, and the bracket classifies the conductors with different functions, so as to reduce the influence caused by mutual interference between the high-temperature cables.