41results about How to "High maintenance rate" patented technology

A novel heating furnace with a multi-hearth structure comprises a feeding pipeline, a combustor, a furnace body and outlet pipelines, wherein the one combustor is disposed, and at least two hearths are disposed inside the furnace body; a switchable heat-insulated switch plate is disposed at the entrance of each of the hearths; a remote-transport differential pressure gauge is respectively disposed between the entrance and the exit of each of the hearths; feeding space is disposed between the combustor and the hearths, and the feeding pipeline enters the feeding space; and each of the hearth respectively comprises the outlet pipeline, and heat-insulated filler is disposed between the adjacent hearths. Without changing configuration and material of a furnace tube and quantity of the combustor, the novel heating furnace with the multi-hearth structure provided by the invention can be timely switched to heating of the other hearth when one of the hearths fails, does not need to conduct parking overhauling of the whole heating furnace, prolongs duration for the device parking caused by the overhauling of the heating furnace, increases operational stability of the device, does not need to dispose more standby furnaces and greatly reduces cost.

The invention relates to a non-oil cyclone air conditioning compressor, without using lubricant. The frame of compressor has a inlet tube and a outlet tube; the motor stator is fixed on the frame; the lower support and case of main axle are fixed and welded sealed on the frame via positioning pins; the main eccentric axle via lower bearing, upper bearing and main bearing is connected to the lower support, the frame and the movable disc; the static disc is fixed on the frame; the movable and static discs are meshed; and the main eccentric axle is mounted with a balance weight. It is characterized in that: three bearings of main eccentric axle all use self-lubricant bearings or sealed bearings; the back of movable disc has one group of eccentric swing axles with same eccentric distance as the main eccentric axle; said eccentric swing axles are fixed on the movable disc and frame via dual-sealed bearings. The invention has wider application.

The invention relates to a tank reactor, in particular to a shaft seal device of a vertical-type low-voltage non-contact reactor. The shaft seal device is provided with a stirring shaft, a static ring, a movable ring, a reactor body, a coupler, a motor support and a stirring motor. The stirring shaft is connected with a spindle of the stirring motor through the coupler, the static ring is connected with the reactor body, the movable ring is connected with the stirring shaft, gaps between the static ring and the movable ring are filled with pressure sealing liquid for pressure sealing, and the motor support is arranged at the bottom of the stirring motor. The shaft seal device is applied to the vertical-type low-pressure tank reactor; due to the adoption of the liquid pressure sealing technology, a reactor shaft seal can be less abraded and corroded by corrosive liquid and reaction materials effectively, liquid seal pressure is adjusted by changing types of shaft seal liquid and the height of injected liquid within a certain range, and wider reaction types and conditions can be suitable for. The shaft seal device has the advantages of being free of transmission and friction, simple in structure, convenient to produce and maintain, efficient, feasible and the like, is low in maintenance rate and long in service life, and liquid seal pressure can be adjusted.

A high PAR maintenance rate type high pressure sodium lamp with an auxiliary starting switch is provided with an external glass tube and a discharge tube which is arranged at the center in the external glass tube and coaxial with the external glass tube. The surface of the discharge tube is provided with a metal lead. The left and right ends of an external glass shell are provided with pressure sealing plates which are fused and sealed through high temperature. The pressure sealing plates are internally provided with conductive sheets. One end of the discharge tube is connected with the conductive sheet of the left end through a left internal conductive support, and the other end is connected with the conductive sheet of the right end through an auxiliary starting switch component. According to the high pressure sodium lamp, the high pressure sodium lamp can be quickly lit up through a temperature controlled switch so that the high pressure sodium lamp has the advantages of being great in starting performance, great in lighting effect, high in stability, long in the service life, great in high temperature resistance and high pressure resistance and safe and reliable and is not liable to crack.

The invention relates to a light integrated tidal power generation device. The device comprises a tidal power generation system, a water utilization system and a supporting system. By the aid of the tidal power generation system adopting the specific structure, small and medium-sized tidal power generation devices can be realized, all that is required for realization of the power generation effectduring tide rising and tide ebbing is to arrange the tidal power generation devices at certain angles in offshore areas, and the power generation efficiency is stable. The water utilization system isarranged, sea water can be desalted in real time through the evaporation and condensation process, and meanwhile, rainwater on the sea can be collected and utilized to a certain extent, so that the problems of shortage of fresh water in coastal cities can be solved in batches under the condition that tidal energy is utilized in batches.

The invention discloses a high-voltage interlocking detection system and method and an electric vehicle. The system is applied to the electric vehicle and comprises high-voltage components, a high-voltage connector, high-voltage interlocking detection modules and a vehicle control unit, wherein the high-voltage interlocking detection modules are in one-to-one correspondence with the high-voltage components; the high-voltage component comprises a high-voltage interlocking detection input port and a high-voltage interlocking detection output port; the high-voltage connector is used for electrically connecting the two high-voltage components; the high-voltage interlocking detection module comprises a low-voltage signal source and a detection unit, the low-voltage signal source is electricallyconnected with the high-voltage interlocking detection input port, the input end of the detection unit is electrically connected with the high-voltage interlocking detection output port, and the output end of the detection unit is electrically connected with the vehicle control unit; the detection unit is used for detecting whether the connection of the corresponding high-voltage component is normal or not and generating a corresponding detection result; the vehicle control unit is used for judging whether the electric vehicle is powered off or not according to the detection result. Accordingto the system, fault points of high-voltage interlocking can be rapidly checked, and the maintenance rate is improved.

The present invention provides an array substrate, a display device, and a mother board. One or more short-circuit rings are each arranged at an end of a corresponding signal line and connected to the corresponding signal line, and the short-circuit rings are serially connected through a common electrode line. The array substrate is added with a test line and a testing terminal pad, the testing terminal pad is connected to the common electrode line via the test line and is configured to apply a negative voltage onto the common electrode line connected to the test line while testing the signal line.

The invention discloses an intelligent low-voltage ring main unit. The intelligent low-voltage ring main unit comprises a cabinet body, power-supply-side isolation knife switches, load-side isolation knife switches, main busbars, auxiliary busbars, a zero busbar and a backup source, wherein two groups of power supply-side isolation knife switches and load-side isolation knife switches are installed on the cabinet body, the zero busbar is installed on the lower part of the cabinet body by virtue of an insulator device, the main busbars are connected onto the power-supply-side isolation knife switches and the load-side isolation knife switches, each auxiliary busbar is connected with the corresponding main busbar, the upper part of the cabinet body is provided with the backup source. Since three auxiliary busbars are adopted and an electric connection structure for arranging two groups of main busbars between the two isolation knife switches are adopted, the electric circuit design of the low-voltage ring main unit is maximally simplified, the circuit contacts are reduced, the repairing rate is low, the safety is high, the consumption of copper bars of the ring main unit can be reduced, the consumption of the copper bars compared with the that of the copper bars of the traditional low-voltage ring main unit is reduced by 70 percent, the manufacture cost is reduced, and the power supply reliability and economic benefit can be effectively improved.

A nonaqueous electrolytic solution lithium ion battery comprises a positive electrode terminal, a negative electrode terminal and a battery case, and an electrode body is contained within the battery case. The electrode body comprises a positive electrode collector, an electrode plate for positive electrodes, a negative electrode collector and an electrode plate for negative electrodes. The electrode plate for positive electrodes and the electrode plate for negative electrodes are laminated with a separator being interposed therebetween. A CO and CO₂ adsorbent is disposed within the battery case of this lithium ion battery. A lithium ion battery according to the present invention is capable of reducing deformation of an airtight container accompanying increase of the internal pressure due to a gas component such as CO or CO₂, which is generated within the battery at the time of abnormality or during a long period of use.

The invention belongs to the technical field of comprehensive utilization of mineral resources, and particularly relates to a cement admixture containing vanadium titano-magnetite tailings and a preparation method and application of the cement admixture. The cement admixture comprises the following components: vanadium titano-magnetite tailings, lime, sodium silicate, triethanolamine and water. The preparation method comprises the following steps: mixing and curing vanadium titano-magnetite tailings, lime, sodium silicate, triethanolamine and water according to a certain ratio, carrying out ultrafine processing through a steam kinetic energy mill, and carrying out grading treatment to complete the preparation of the cement admixture. The method has the advantages of short technological process, small environmental pollution, easily available raw materials, high operability and the like, a new method is provided for efficient utilization of the vanadium titano-magnetite tailings, the problem of low utilization efficiency of the vanadium titano-magnetite tailings for a long time is solved, the environmental pressure of stacking of the vanadium titano-magnetite tailings can be relieved, and economic benefits can be created.

The invention relates to a mounting structure for an automobile cigarette lighter. The mounting structure for the automobile cigarette lighter comprises a panel, the cigarette lighter and a power supply socket, wherein the cigarette lighter and the power supply socket are mounted on the panel; and a plurality of elastic clamping hooks are integrally made on the periphery of the back surface of the panel. As the cigarette lighter is connected with a center console through the panel in the structure, the mounting structure for the automobile cigarette lighter is convenient and fast to mount, the cigarette lighter is convenient to maintain, and the maintenance efficiency is also increased. In the structure, as the panel is connected with the center console through the elastic clamping hooks, which are integrally made on the back surface of the panel, in a quick mounting way, the mounting structure for the automobile cigarette lighter is fast, stable and firm to mount. As a protective cover is mounted on the power supply socket in the structure, the safety performance of the mounting structure for the automobile cigarette lighter is effectively improved and a short circuit problem caused by unexpected cases is avoided. The mounting structure for the automobile cigarette lighter is advantaged in that the mounting structure for the automobile cigarette lighter is simply structured, scientifically and reasonably designed and convenient and fast to mount, the maintenance rate of the cigarette lighter is increased, and the safety performance of the cigarette lighter is improved.

The invention discloses a full-closed commercial induction cooker comprising an inflow filter, a cooling box, a water pump, a core cooler, a core, a hot air cooling passage, a coil cooling fan, a coil cooling passage, a faucet, and a drain valve. The inflow filter is communicated with the cooling box. The water pump is located within the cooling box. The core cooler is located outside the core. The hot air cooling passage is located above the core; the coil cooling fan is located between the hot air cooling passage and the coil cooling passage; both the faucet and the drain valve are communicated with the cooling box. The full-closed commercial induction cooker has the advantages that sucking cold air from outside is fully avoided, heat generated inside is absorbed and converted inside, heat efficiency of a product is improved, and high maintenance rate caused by external environmental factors is avoided.

The invention discloses a double-opposite-door resin grinding wheel incinerator. The resin grinding wheel incinerator comprises an incinerator body, wherein an air inlet housing is fixedly installed at the top of the incinerator body, ten first motors are fixedly installed on the inner side face of the upper wall of the air inlet housing, air inlet fans are fixed to the output shaft ends of the first motors, a waste gas exhaust cylinder is fixed to the upper wall of the incinerator body, two driving lead screws are arranged above the inner side face of the bottom wall of the incinerator body,two sets of supporting vertical plates are vertically fixed to the inner side face of the bottom wall of the incinerator body, moving supporting plates are mounted above the driving lead screws, fuelmounting grooves are formed in the upper surfaces of movable supporting plates, grinding wheel containing plates are arranged above the fuel mounting grooves, and lifting doors are movably installed on the outer walls of the two sides of the incinerator body in the vertical direction. The incinerator adopts a double-door design, is good in ventilation, fast in cooling, short in period and high inutilization rate, avoids caking, ensures the service life of the incinerator, is high in working efficiency, and is convenient for cleaning excess materials.

To improve startability in a UV irradiation apparatus equipped with excimer lamps. The UV irradiation apparatus includes a plurality of excimer lamps each having a light-emitting tube filled with a discharge gas containing a noble gas. The plurality of excimer lamps includes a first excimer lamp filled with the discharge gas at a first enclosed gas pressure and a second excimer lamp filled with the discharge gas at a second enclosed gas pressure lower than the first enclosed gas pressure. The first excimer lamp is placed in a position such that at least part of light emitted from the second excimer lamp is allowed to enter the first excimer lamp.

The invention relates to the technical field of boilers, in particular to an arc tube boiler with an electromagnetic radiation theory structure. The arc tube boiler consists of four boiler barrels arranged longitudinally, wherein the upper part of an upper boiler barrel is provided with a water outlet pipe, the upper boiler barrel is connected with a lower boiler barrel through a convection pipe; the lower boiler barrel is connected with a side boiler barrel through a connection pipe of a middle boiler barrel and the side boiler barrel; the lower part of the side boiler barrel is connected with a side tank through a side arc water wall tube and a down pipe; the lower part of the lower boiler barrel is connected with a middle tank through a middle down pipe and a middle radiation convection pipe; the lower part of the side boiler barrel is connected with the middle tank through the middle radiation convection pipe; the side boiler barrel and the lower boiler barrel are both connected with a front horizontal tank and the side tank through a front water wall tube; the side tank, the middle tank and the side tank are connected through a transverse rack arc tube; and the side tank is provided with a drain pipe. The invention has the advantages of good operation inertia, small resistance, not easy scaling without a plurality of circulating down pipes, convenient and reliable operation, long service life, less maintenance fees, high heat-transfer capability, obvious effects of saving energy and reducing emission and better market application prospect.