153results about How to "Avoid shortened service life" patented technology

A lighting device comprises a serpentine shaped CCFL, a driver driving the CCFL, a connector that allows the device to connect to and receive power from conventional power sockets, and a fixture that connects them into a single device. Such device can be used for general lighting purposes and replaces incandescent and other fluorescent lamps in current use without having to change electrical sockets. The fixture mechanically connects the CCFL, the driver and the connector to form an unitary mechanical structure. Preferably an air gap is maintained between the CCFL and the driver.

The invention relates to a battery voltage balancing device and a battery charging device. The battery voltage balancing device comprises a balance determination unit and a conversion unit, wherein the balance determination unit is connected with a plurality of battery units which are connected in series and judges whether to start a battery voltage balancing program or not according to battery voltage of each battery unit; the conversion unit is provided with an energy storage circuit and is connected with the plurality of battery units; and energy is stored for the energy storage circuit and the energy storage circuit is selectively connected in parallel to charge at least one battery unit in the plurality of battery units in the battery voltage balancing program, so that the battery voltage difference of any two battery units in the plurality of battery units is reduced to be within a predetermined value. Through the battery voltage balancing device and the battery charging device provided by the invention, the cost of a battery balance controller can be reduced, the conversion efficiency of the battery voltage is improved, and the problem of shortened service life of a battery is also solved.

The invention discloses a steam generator which comprises a steam generator and a control panel; the inside of the steam generator is provided with an electrothermal tube which is in electric connection with the control panel and a thermistance; the control panel comprises a frequency conversion control module; according to the information collected by the thermistance, the frequency conversion control module outputs alternating current with corresponding frequency to the electrothermal tube for automatically adjusting the power of the electrothermal tube in order that the power of the electrothermal tube changes along the pressure change of a steam body in the steam generator, thereby ensuring that the steam generator produces saturated stable steam, saving electrical energy, avoiding causing the shortening of the service life of the electrothermal tube and relevant components in frequent starting and frequent stopping states, prolonging the service life of the electrothermal tube and the relevant components, reducing use cost and having safe and reliable use and strong market competitiveness.

The invention relates to the field of anticorrosive paint, in particular to a sulfur ion response type nano container, application of the sulfur ion response type nano container as a microbial corrosion (sulfate reducing bacteria corrosion) intelligent protective coating material and a preparation method of the coating material. Hollow mesoporous silica nanoparticles (HMSNs) are taken as a core, 2-methylimidazole zinc salt (ZIF-8) is taken as a shell (a nano valve), and a bactericide is loaded in a cavity of the HMSNs, so that the target nano container is obtained. The microbial corrosion intelligent protective coating based on the sulfur ion response type nano container can actively respond to the change of the concentration of microenvironment sulfur ions caused by sulfate reducing bacteria, fixed-point, timed and quantitative controlled release of the bactericide is achieved, and the released bactericide plays a role in sterilization and microbial corrosion protection; and the problems of shortening of the service life of the coating, improvement of the cost, environmental problems caused by excessive release of the bactericide and microbial drug resistance due to spontaneous leakage of the bactericide in the past are avoided.

The invention provides a parameter setting method of a water heater. The parameter setting method of the water heater comprises the steps of receiving a time parameter, a water temperature parameter and/or a water level parameter input by a user, setting at least one operation time period according to the time parameter, and setting the corresponding water temperatures and/or water levels of the operation time periods respectively according to the water temperature parameter and/or the water level parameter. The invention further provides a corresponding parameter setting device of the water heater, a heating method and device of the water heater and the water heater. According to the technical scheme, due to the fact that different water temperatures and/or different water levels can be set for different time periods, the use demands of a user in different time periods can be met, and the phenomena that due to the fact that the water heater carries out repeated heating, the service life is shortened, and electric energy loss is caused are avoided.

The invention provides a cleaning prompt method for a steam generation device, a cleaning prompt system for the steam generation device, and a garment steamer. The cleaning prompt method for the steam generation device includes the following steps: acquiring the historical work time stored in the garment steamer and starting to time to acquire the current work time of the garment steamer when the garment steamer is enabled; determining if the accumulative work time of the garment steamer is greater than or equal to the preset cleaning time of the steam generation device or not, and prompting a user to clean the steam generation device if so, wherein the accumulative work time is equal to the sum of the historical work time and the current work time. According to the technical scheme, the method and the system can timely and accurately prompt the user to clean the steam generation device, and thereby prolonging the service life of the steam generation device.

The invention relates to the technical field of building material production, and discloses a concentration detection device for building coating production for different depth detection. The concentration detection device comprises a shell, and the interior of the shell is movably connected with a first turntable; the first turntable rotates to enable a ratchet wheel to intermittently rotate by 180 degrees, a power source is provided for starting of subsequent detection operation, a rotating rod rotates to enable a push rod to continuously extrude a starting button, moving rightwards and keeping the state after moving are realized, the detection operation is started automatically, sufficient time is provided for detection, the detection is ended automatically after detection is completed,the automation degree is high, the detection rod moves downwards intermittently and progressively through rotation of the second turntable, the detection rod moves upwards smoothly after detection iscompleted, samples at the same position and different depths are detected automatically, comprehensive detection is achieved, and the detection result is more accurate. And after the detection is finished, a detection head is automatically retracted to protect the detection head, so that the service life of the equipment is prevented from being shortened due to the influence of external factors.

The invention discloses a machine body shell for a new energy battery. The machine body shell comprises a shell and a dragging device, wherein an upper surface of the shell is in overlap joint with alower surface of a cover plate, a power line is arranged on a back surface of the shell, a plurality of second ventilation holes are formed in a lower surface of the shell and are uniformly distributed in the lower surface of the shell, threaded caps are clamped to a left side surface and a right side surface of the shell, and inner surfaces of the threaded caps are in threaded connection with outer surfaces of threaded columns. In the machine body shell for the new energy battery, a telescopic rod and a first spring are arranged, thus, the new energy battery can be effectively protected and is prevented from swinging to cause damage, a certain shockproof effect is also achieved when the new energy battery in the shell is effectively fixed, and the problems that the current new energy battery is poor in shockproof effect and is easy to swing to cause collision and damage to the new energy battery are solved.

The invention discloses a box-type pressure-superposed variable-frequency energy-saving water supplying system. The energy-saving water supplying system comprises a water inlet pipe, a water tank, a flow stabilizing tank, a booster pump, pressurizing pumps, an air pressure tank and a water outlet header pipe. The water inlet end of the water inlet pipe is connected with the water outlet end of a municipal pipe. The water outlet end of the water inlet pipe is connected with the water inlet end of the water tank and the water inlet end of the flow stabilizing tank. The water inlet end of the booster pump is connected with the water outlet end of the water tank, and the water outlet end of the booster pump is connected with the water outlet end of the flow stabilizing tank. The pressurizing pumps include the first main pump, the second main pump and the auxiliary pump, wherein the first main pump, the second main pump and the auxiliary pump are connected between the flow stabilizing tank and the water outlet heater pipe in parallel. The air outlet end of the air pressure tank is connected with the air inlet end of the water outlet header pipe through a first butterfly valve. By means of the energy-saving water supplying system, the pressure potential energy of a municipal water source can be sufficiently used, and relaying boosting water supplying can be achieved; when the municipal water pressure and the municipal water amount can not meet the requirements of users, a water supplying mode is automatically switched into a water tank water supplying mode, and twenty-four-hour continuous constant-pressure water supplying to the users can be achieved.

The invention relates to a sewage treatment system with a high safety factor for beneficiation. The sewage treatment system includes a centrifugal type solid-liquid separation device. The centrifugaltype solid-liquid separation device includes a main body, a filter cylinder, a protective cover and a driving device. The filter cylinder is arranged in the main body. The protective cover covers thetop of the main body. The driving device is arranged on the bottom of the main body. The driving device is drivingly connected to the filter cylinder. A connecting mechanism and an auxiliary mechanismare arranged in the main body. The auxiliary mechanism is arranged on the protective cover. The connecting mechanism is arranged on the bottom of the filter cylinder. The sewage treatment system withthe high safety factor for beneficiation realizes a function of removing water drops on the inner wall of the main body through the auxiliary mechanism so as to avoid the shortening of the service life of the main body caused by rustiness of the inner wall of the main body due to water drops remaining on the main body. Furthermore, the safety of the sewage treatment system of the invention also is improved through the connecting mechanism to prevent safety accidents caused by the rotation of the filter cylinder when the protective cover is opened.

The invention discloses a fork truck transport machine in a coal mine tunnel, and belongs to the technical field of material transportation in the coal mine tunnel. In order to solve the technical problems, a transport cart which is special for coal mine tunnel and has flexibly rotary fork truck parts is provided. The fork truck transport machine is convenient and flexible to use without enabling the whole vehicle body to rotate, barriers can be avoided efficiently, working safety is guaranteed, and work efficiency is increased. The adopted technical scheme is that multiple groups of traveling mechanisms are arranged on the lower part of a rack, the back end of a fork truck part is fixedly arranged on the front part of the rack through a turntable, the back part of the rack is provided with an explosion-proof diesel engine and a hydraulic system both of which provide motive power, the rack is also provided with a console and a driver's seat. The hydraulic crushing device of the floor heave crushing machine is arranged on the front part of the rack through the turntable, a hydraulic motor controls a gear transmission device to realize rotation of the turntable, the direction of the fork truck part is adjustable, the whole rack is unnecessary to rotate, and the floor heave crushing machine is more flexible to use.

The invention discloses a hot drawing technology for 410# steel cylinders. The hot drawing technology comprises the steps of material selection, die fixing, annealing, polishing, drawing, closing-in, cleaning and the like; a polished blank is subjected to primary hot drawing, annealing, secondary hot drawing and tertiary hot drawing sizing in sequence, and pressure is maintained in the third hot drawing sizing process. The overall quality of the steel cylinders is ensured through repeated drawing and annealing treatment.

The invention discloses a rule-based all-wheel drive PHEV torque distribution control method. The method specifically comprises the following steps: step 1, determining the demand torque of a driver in stages; step 2, according to different demand torque of the driver, judging the current working mode of a vehicle; step 3, determining an optimal working interval of an engine and a power battery; and step 4, according to the current working mode of the vehicle, enabling the engine to work at an optimal fuel economic torque curve as a target, and distributing the torque of each power source of the vehicle power system. The difference between the efficient intervals of the power sources of the plug-in hybrid electric vehicle is comprehensively considered, the demand torque of the driver is reasonably distributed, on the premise that the vehicle dynamics and the power system constraint are met, the fuel economy of the vehicle is improved, and the emission load of the tail gas is reduced.

The invention provides a film effluent non-backpressure water purifier which comprises a film processor, a water pressure type water storage tank, a low-flow rate throttle valve, a flush valve, a water inlet valve, a drainage valve, a one-way valve and an electrical control device; a purified water outlet of the film processor is respectively communicated with a purified water chamber of the water pressure type water storage tank and an inlet of the one-way valve through a purified water pipeline, a concentrated water outlet of the film processor is respectively communicated with outlets of the flush valve and the low-flow rate throttle valve, and outlets of the flush valve and the low-flow rate throttle valve are firstly and mutually communicated with each other and then are respectively communicated with a concentrated water chamber of the water pressure type water storage tank and an inlet of the drainage valve; the water inlet valve is arranged on a water inlet pipeline of the film processor; the electrical control device comprises a first pressure switch and a second pressure switch and is used for controlling the opening and the closing of the water inlet valve, the drainage valve and the flush valve; the first pressure switch is arranged on the purified water pipeline; the second pressure switch is arranged on a pipeline of the outlet of the one-way valve. Compared with the prior art, the film effluent non-backpressure water purifier provided by the invention is low in development cost and manufacturing cost, high in reliability and convenient to popularize and apply.

The invention relates to wind power generation equipment with a detachable base, and aims to solve the problem that existing wind power generation equipment is directly suspended on the sea surface, so that the wind power generation equipment shakes under the action of sea waves is solved. The equipment comprises an upper fixing part and a side fixing part which are arranged between a supporting seat and a base supporting column. According to the wind power generation equipment with a detachable base, the supporting seat and the base supporting column are arranged as supporting components, sothat the wind power generation equipment can be prevented from shaking under the action of the sea waves, the situation that the service life of the wind power generation equipment is shortened due tolong-time shaking can be avoided, at the same time, the upper fixing part and the side fixing part are additionally arranged, the supporting seat and the base supporting column can be fixed and disassembled through the arrangement of the upper fixing part and the side fixing part, so that the regulation and control and maintenance of the wind power generation equipment can be realized conveniently.

The invention discloses a scraper mechanism. The scraper mechanism comprises a bottom plate, scrapers and traction chains. The scrapers and the traction chains are connected through first pin shafts and first lock pieces. Each scraper comprises a scraping section and T-shaped parts at the two ends of the scraping section. Each T-shaped part comprises a web member connected with the two ends of the corresponding scraping section into a whole, and wing rods perpendicular to the web member. Pin shaft holes used for installing pin shafts are formed in the front portions and the rear portions of the wing rods of the T-shaped parts at the two ends of each scraper. Each first pin shaft comprises a polished shaft part, a pin shaft head at one end of the polished shaft part, and a screw part at the other end of the polished shaft part, wherein the outer diameter of the screw part is smaller than the diameter of the polished shaft part, and the outer diameter of the pin shaft head is larger than the diameter of the polished shaft part. The pin shaft holes are step holes. Each pin shaft hole comprises a first cylindrical hole and a second cylindrical hole. In each step hole, the inner diameter of the first cylindrical hole close to one side of the corresponding traction chain is larger than the inner diameter of the second cylindrical hole close to the other side of the corresponding traction chain. Accordingly, the width of the wing rods of the T-shaped parts in the front and back direction can be larger, and the performance of the wing rods is better. The invention further provides a scraper conveyor and a feeding crusher which comprise the scraper mechanism.

The invention relates to an exhaust gas purification system. The exhaust gas purification system is characterized by comprising a heating device, an exhaust gas scrubbing tower, activated carbon adsorption towers, an induced draft fan and a gas discharge part which are connected in turn through pipes. A gas drying device and a gas temperature control device are sequentially arranged on the pipeline between the exhaust gas scrubbing tower and the activated carbon adsorption towers. The activated carbon adsorption towers are also connected with a catalytic combustion device and a desorption fanthrough pipelines, and the activated carbon adsorption towers, the catalytic combustion device and the desorption fan form a closed loop structure through the pipelines. According to the system, the heating device is arranged to promote the reaction between exhaust gas and absorption treatment liquid, and the purification effect is improved. The gas drying device and the gas temperature control device are arranged on the pipeline between the exhaust gas scrubbing tower and the activated carbon adsorption towers, dehumidifying layers are arranged inside the activated carbon adsorption towers, and activated carbon temperature controllers are arranged on activated carbon adsorption layers, so that the exhaust gas and the working environment keep dry, the temperature is controlled in 30-40 DEGC, the effect of activated carbon adsorption of organic components in the exhaust gas is improved, and the effect of exhaust gas purification is improved.

The invention discloses a chain storage device. The chain storage device comprises a shell, a storage block is fixedly connected to the top of the shell, sliding holes communicated with each other areformed in the top of the shell and the bottom of the storage block respectively, the top of the right side of the shell is fixedly connected with a motor, an output shaft of the motor is fixedly connected with a first belt pulley, the bottom of the inner cavity of the shell is movably connected with a second belt pulley and a gear through a rotating shaft, the second belt pulley is located at thebottom of the gear, the first belt pulley is in transmission connection with the second belt pulley through a belt, and sliding blocks are fixedly connected to the front surface of the left side of the bottom of the inner cavity of the shell and the back surface of the right side of the bottom of the inner cavity. According to the chain storage device, a chain needing to be stored can be safely stored in the inner cavity of the storage block, the problem of deformation and bending caused by the action of force is avoided, so that the working efficiency of a transmission mechanism is improved,the breakage of the chain is prevented, and the personal safety of a user is guaranteed.

The invention discloses a green building rainwater collection device, and relates to the field of environmental protection. According to the technical scheme, the green building rainwater collection device comprises a solar device arranged on a wall body and a rainwater collection mechanism capable of being retracted to the position below the solar device, wherein the rainwater collection mechanism comprises a lifting frame, a vertical lifting mechanism for pulling the lifting frame to ascend and descend, a triangular water tank which is arranged on the lifting frame and can slide horizontally, and a horizontal moving mechanism for pulling the triangular water tank to move horizontally. The green building rainwater collection device has the beneficial effects that by means of a solar panelsupport commonly arranged on a high-rise building at present, rainwater is collected into the water tank through rainwater guide of a solar panel, and no extra support needs to be arranged, so that the cost is effectively controlled; solar cleaning can be achieved while the rainwater is collected on the high-rise building, and the water level of the water tank is controlled; and when the green building rainwater collection device is not used at ordinary times, the device can be retracted to the position below the solar panel, so that the service life shortening caused by direct sunlight is avoided.

The invention discloses an anti-corrosion steel cylinder hot drawing technology. The anti-corrosion steel cylinder hot drawing technology includes the steps of material selection, fixed mold solution treatment, polishing, drawing, closing, cleaning, lacquering and the like. A polished blank is subjected to first-time hot drawing, and then the step of solution treatment is conducted after the first-time hot drawing; afterwards, second-time hot drawing is performed, the blank is subjected to third-time hot drawing calibration after the second-time hot drawing; and pressure maintaining treatment is conducted while the third-time hot drawing calibration is carried out. By the adoption of repeated drawing and solution treatment, the overall quality of steel cylinders can be guaranteed.

The invention discloses a drawing process for a steel cylinder made of 410 stainless steel. The drawing process comprises steps of material selection, annealing, polishing, drawing, closing-up, washing and the like, wherein polished blank is subjected to first-time cold drawing, annealing is performed after first-time cold drawing, and then second-time cold drawing is performed; the blank subjected to second-time cold drawing is subjected to third-time hot drawing and shaping, and pressure-maintaining processing is performed during third-time hot drawing and shaping. The overall quality of the steel cylinder is guaranteed through multiple times of drawing and annealing processing.

The invention relates to dehydration equipment for an urban tap water supply system. The dehydration equipment comprises a main body, sealing covers, filter cartridges, feeding pipes, one-way valves,drainage pipes and a power device, the shape of the main body and the shape of the filter cartridge are both cylindrical; wherein the main body is vertically arranged; the filter cartridge is arrangedin the main body and is coaxial with the main body; at least two filter holes are formed in the filter cartridge; the filter holes are circumferentially and uniformly distributed in the periphery ofthe filter cartridge by taking the axis of the filter cartridge as the center; a filter screen is mounted in each filter hole; the sealing cover covers the top of the main body and is in sealing connection with the main body; the top end of the filter cartridge is sealed and slidably connected with the sealing cover; according to the dewatering equipment for the urban tap water supply system, thefunction of discharging dewatered sludge is achieved through the discharging mechanism, in addition, the function of cleaning the filter screen is achieved through the auxiliary mechanism, and the situation that the service life is shortened due to the fact that the filter screen is blocked is avoided.

The invention provides a data modification method and device. The method includes the steps: receiving modified data instructions transmitted by users; switching data states of initial data into ineffectiveness from effectiveness; storing target data to idle storage spaces of storage chips; switching data states of the target data into effectiveness from ineffectiveness. The modified data instructions are used for representing that initial data stored in the storage chips are modified into the target data. When the users frequently transmit the modified data instructions according to the same data, the methods are repeated, and the frequently modified target data is stored in the storage chips in a rolling manner. When the data need to be wiped, storage positions of each wiped data are different from previous data storage positions. The data modification method solves the problem that the service lives of the storage chips are shortened as fixed positions are frequently wiped when the data are stored at the fixed positions in the storage chips.

The invention provides an anti-clogging device capable of protecting spray nozzles along with flow of a solution. The device comprises a spray pipe, and grooves are fixedly installed at the lower surface of the spray pipe; and fixing discs are installed between the interior of the spray pipe and the grooves, vibrating strips are fixedly installed in each fixing disc, descaling strips are fixedly installed at the side surface of the vibrating strips, mixing strips are fixedly installed on two sides of each descaling strip, and one movable ball is fixedly installed at the right end of each mixing strip located at the right side. According to the device provided by the invention, the mixing strips and the movable balls cooperate for use, so that spray nozzle bodies can be effectively prevented from being blocked, and a calcium hydroxide solution which is not completely dissolved is prevented from forming a precipitate to cause the spray nozzle bodies to be blocked; and the mixing strips located on the left side of the fixing discs continues to oscillate under continuous introduction of a calcium hydroxide solution to continue to uniformly mixing the solution.

The invention relates to a UV glue curing device which comprises a UV light source, a filter, a first substrate, UV glue, a second substrate, a temperature sensor, a UV glue curing machine platform, a temperature control platform and an extract opening, the UV light source, the filter, the first substrate, the UV glue, the second substrate, the temperature sensor, the UV glue curing machine platform and the temperature control platform are arranged in a cavity, and the extract opening is formed in the side wall of the cavity. The invention further provides a UV glue curing method, the method is easy to operate, heat in the cavity can be effectively diffused by the aid of the matched actions of the temperature control platform, the temperature sensor and the extract opening, and the purpose for controlling the surface temperature of the second substrate is realized. The UV glue curing device and curing method are applied to OLED packaging, the problem that the service life of a light source is shortened due to the fact that the power supply is switched on and off frequently can be solved, and the processing time is greatly reduced simultaneously.