83results about How to "To achieve the role of energy saving and environmental protection" patented technology

The invention relates to an antique tusche and a preparation method thereof. The antique tusche comprises the components by weight percent: 75-85 bone glue solution, 3-25 oily fume, 0.05-0.5 powdery spice and 0.5-5 traditional Chinese medicine liquid, wherein the bone glue solution is prepared by mixing bone glue and water according to a certain mass ratio, heating to 110-120 DEG C, decocting for 20-50h, and filtering; the oily fume is light powder solid and has the granularity less than 1 micron; the powdery spice is prepared by grinding musk and borneol with the mass ration of 2: 8 and sieving by a 200-mesh sieve; the traditional Chinese medicine liquid is prepared by decocting Chinese herbal medicines; and the preparation method of the antique tusche comprises the steps of: evenly mixing the bone glue solution, the oily fume, the musk, the borneol and the traditional Chinese medicine liquid, and dispersing the mixture into paste with the fineness less than 15 microns and the viscosity of 0.01-200 Pa. S; and the antique tusche is used for writing or printing painting and calligraphy works.

The invention discloses an energy-saving and environment-friendly photovoltaic street lamp intelligent management and control system comprising a master control module, a remote monitoring center, a storage module, a multipath power supply module, an environmental parameter acquisition module, a video monitoring module, an illuminance sensing module, a pedestrian and vehicle induction module, a street lamp on / off light brightness regulating module, an emergency alarm module, a communication module and a street lamp module. According to the energy-saving and environment-friendly photovoltaic street lamp intelligent management and control system, commercial power and storage battery power supply are combined, and the storage battery uses the photovoltaic power supply as the charging power source so that the energy pressure can be alleviated and the pollution can be reduced. Meanwhile, on / off and brightness of the street lamp are controlled in real time so that the lighting effect can be achieved and the energy conservation and environmental protection effects can also be achieved, the road situation can be monitored in real time, the whole management and control system is enabled to be further intelligent, automatic and comprehensive, and the management and control system has high practical value and wide application prospect.

The invention discloses a dual-energy-efficient streetlamp comprising a streetlamp body, a lamp pole, a solar panel, a rain collector and a step motor. The rain collector is mounted on the lamp pole. The solar panel is embedded in the rain collector. A water storage box is arranged under the rain collector. A downcomer is arranged at the bottom of the water storage box. The end, close to the bottom, of the downcomer is provided with the step motor used for hydropower generation and a generator used for adjusting the angle of the solar panel. A controller is arranged within the lamp pole. A power box is arranged at the bottom end of the lamp pole. The controller is connected with the step motor and controls the step motor to control the angle of the solar panel. The controller is connected with the streetlamp body and the power box. The solar panel and the step motor are connected with the power box; generated power is transmitted into the power box. The dual-energy-efficient streetlamp has the advantages that solar power and rain potential energy can be utilized; with a sun tracker, the streetlamp allows solar power and rain to be effectively utilized.

The invention discloses a washable and illuminated municipal road guardrail, which comprises two support columns, and a parallel trusteeship and a horizontal tube are arranged between the two support columns, and a horizontal tube is arranged between the horizontal tube and the trusteeship. A plurality of vertical pipes at equal intervals, a dust-holding net is arranged between every two vertical pipes, and a dust-holding opening is opened on the dust-holding net, the top surface of the horizontal pipe is an opening, and the inside of the horizontal pipe is provided with a horizontal The horizontal plate divides the interior of the horizontal tube into a water collection tank at the upper end and a water guide chamber at the lower end. A water pump is arranged inside the trusteeship, and a water guide pipe is connected to the water outlet end of the water pump. The two water guide chambers A plurality of water spray heads are arranged on the outer wall, and a filter screen is arranged in the return flow tank. The invention has a simple structure, can absorb the raised dust, purify the air, and at the same time use rainwater to effectively clean the protective fence, save energy and protect the environment, reduce the occurrence of effective traffic accidents, and have strong practicability.

The invention discloses a composite cement additive. The cement additive is prepared by mixing, by weight, 16-22 parts of calcium hydroxide, 10-16 parts of isopropanol, 8-12 parts of zinc chloride, 2-8 parts of 2-methyl-dodecane-5-one, 4-10 parts of dodecyl dimethyl betaine, 2-6 parts of lignosulfonate, 1-5 parts of alkyl succinimide, 6-10 parts of acetophenone, 2-8 parts of ammonium sulfate, 4-10 parts of tetrabutylammonium borohydride, 5-9 parts of palmitic acid and 6-12 parts of stigmastenol. The prepared cement additive can increase cement yield and enhance cement strength, has small influences on early-stage compressive strength of cement, can meet engineering requirements, can improve cement mechanical properties and a pore structure, improves anti-freezing and grinding assisting performance of the cement, reduces permeability of the cement, adjusts cement setting time, increases concrete compactness, and achieves the functions of energy conservation and environmental protection. Compared with additives sold in the market, the cement additive is remarkable in performance improvement and has wide market popularization prospects.

The invention provides a system and a method for engineering material management by means of two-dimensional code technology. The method comprises the steps of a, acquiring material management information and generating a corresponding service form; b, generating a corresponding service two-dimensional code according to the service form; c, transmitting the generated service two-dimensional code to an intelligent client through communication; d, responding to a received withdrawing rework instruction from the intelligent client, and returning to the step a; e, responding a received approval passing instruction from the intelligent client, and updating the content of the service two-dimensional code; f, uploading the updated service two-dimensional code and the corresponding service form to a database; g, responding to an acquired request instruction for making a service summary form, searching the content of the service form in the database, and making the service summary form; and h, outputting the service summary form. The system and the method are based on the characteristic of the two-dimensional code. Form transmission is performed through an instant communication module, thereby reducing time consumed in transmitting a paper form and improving form transmission rate.

The invention discloses a ceramic support for a microwave magnetron and a preparation method of the ceramic support, and relates to the technical field of metalized ceramic processing. The ceramic support for a microwave magnetron comprises a ceramic matrix and a metalized layer. The ceramic matrix is prepared from raw materials such as a silicon carbide-triazole silane-aluminum nitride net-shapedmatrix, blast furnace slag, a dispersing agent and a defoaming agent through the steps of preparation of the silicon carbide-triazole silane-aluminum nitride net-shaped film coating matrix, mixing, granulation, sintering and the like. Raw materials of the metalized layer comprise titanium powder, copper powder, clay and a binder. The invention further discloses a preparation method of the ceramicsupport composed of the metalized layer and the ceramic matrix. The ceramic support for a microwave magnetron provided by the invention has high density and tensile strength, excellent tensile strength, toughness, high temperature resistance and thermal conductivity, the cost of raw materials can be reduced, and the purposes of energy conservation and environmental protection can be achieved.

The invention relates to a multistage burner comprising a furnace body and a first-stage combustion chamber arranged in the furnace body. The furnace body is provided with a feed inlet and a cleaning door; at least one auxiliary combustion chamber communicated with the first-stage combustion chamber is arranged in the furnace body; and an auxiliary combustion medium in the auxiliary combustion chamber is a high temperature resistant material. The multistage burner has simple structure, energy saving and environmental protection, thereby having higher economic and social benefits and being the milestone of clean combustion of future traditional energy resources.

The present invention discloses a multifunctional cooking utensil with a purge valve, comprising a body, a cover and a cover lug, with the cover covering the top of the body and the cover lug mounted on the upper surface of the cover, and also comprising a cover lug nut with an exhaust port; the cover lug is provided with an air valve cavity, the cover lug nut is passed through the cover and is then screwed in the air valve cavity so that the cover lug is fixed to the cover, and in the air valve cavity, provided is an alternate opening and closing purge valve that may slide up and down along the air valve cavity to close or open the exhaust port. The multifunctional cooking utensil with the purge valve has the advantages that the use of one-key opening and closing structure facilitates air purging and locking, it is possible to shorten cooking time and reduce energy consumption to allow energy conservation and environment protection, and the functionality to place the cover upright reduces space for placing the cover, reduces contact of the cover with a support surface and keeps the cover clean.

The invention discloses an energy-saving and environment-friendly storage method for improving quality and expiry date of traditional Chinese medicinal materials or medicinal slices. The storage method comprises the steps that a plurality of storage tanks with sealing structures are arranged on a basement; inner separation plates are arranged inside the storage tanks and are processed by a waxingprocess; a plurality of partition plates are between the separation plates and provided with a plurality of through holes; the partition plates divide the storage tank into a plurality of partition layers; the to-be-stored traditional Chinese medicinal materials or medicinal slices are put on the partition plates; the storage tank is irradiated and sterilized by an ultraviolet irradiation board; and the dried traditional Chinese medicinal materials or medicinal slices are put into the storage tank upwards from the lower layer, the lowermost layer is suspended, and bagged mildew preventives anddeoxidizing agents and the like are arranged inside the storage tank. As the partition plates are arranged inside the storage tank and coated with sodium dehydroacetate, and through the features of ultraviolet irradiation and sterilization, temperature and humidity adjustment and control, microwave processing and the like, loss of effective components in the traditional Chinese medicinal materials or medicinal slices is reduced collaboratively in the storage process of the traditional Chinese medicinal materials or medicinal slices.

The invention relates to the technical field of chemical smelting equipment, and discloses a chemical smelting waste heat recycling device convenient for energy conservation and environment protection. The chemical smelting waste heat recycling device convenient for energy conservation and environment protection comprises a platform, wherein a smelting furnace, a fixed table and a water tank are fixedly mounted at the top end of the platform from left to right in sequence; a smelting cavity is arranged inside the smelting furnace; a partition positioned at the top end of the smelting cavity sleeves the side surface of the smelting furnace in a sealing mode; a smoke exhaust tube is fixedly mounted at the top end of the smelting furnace; and the bottom end of the smoke exhaust tube is movably sleeved by a sealing plug. According to the chemical smelting waste heat recycling device convenient for energy conservation and environment protection disclosed by the invention, hot gas generated by smelting of a gas inlet tube arranged on the side surface of the smelting furnace is guided into a gas inlet cavity inside the recycling cavity, and is guided into the recycling cavity through a gas guide hole to perform heat recycling; by virtue of hot water tubes, cold water tubes and gas outlet tubes, which are arranged at the two sides of the recycling tubes, waste gas is discharged; and meanwhile, waste gas can be purified, so that secondary utilization of available resources is improved, and the energy conservation and environment protection effect is achieved.

In order to solve the problems that for the existing powder paint, the heat insulation and heat preservation effects are difficultly realized by the direct spray coating of common powder paint, and the like, the invention relates to conduction heat insulation powder paint and a preparation method thereof. After the single paint spray coating for film formation through curing, an efficient heat preservation and heat insulation layer can be formed; an efficient insulation barrier is provided between the metal material surface and external environment. The conduction heat insulation powder paintis prepared from 55.5 to 143 weight parts of bottom powder and 5.55 to 14.3 weight parts of core-shell micropheres, wherein the bottom powder is prepared from film forming substances, filling materials, sand vein auxiliary agents, pigments, degassing agents and other auxiliary agents. The conduction heat insulation powder paint is novel paint designed by aiming at the heat conduction principle; the paint is applicable to indoor environment with heat insulation requirements; on one hand, the process is simple; on the other hand, the effects of energy saving and environment protection are achieved; the cost in each item is reduced. Compared with the existing heat insulation and heat preservation technology, the preparation method has the advantages that the process is simplified; through once spray coating, the heat conductivity coefficient is reduced; the effects of heat insulation and heat preservation are achieved, so that the cost is reduced.

The present invention relates to asphalt paving material, and particularly to a high-modulus asphalt mixture and a preparation method thereof. The high-modulus asphalt mixture comprises the following raw materials by weight, 39-65% of a new aggregate, 1-5% of an ore powder, 28-52% of a RAP material, 0.4-1.2% of a hard pellet material, and 3-5% of warm mixing asphalt. The high-modulus asphalt mixture has high modulus, high compactness and durability.

The invention discloses a novel solar portable automobile washing machine. The novel solar portable automobile washing machine comprises an upper machine body part and a lower machine body part, wherein the upper machine body part is a foldable water tank; the lower machine body part is partitioned into a motive power compartment, a water pipe storage compartment and an article placement compartment. A folded barrel body is adopted, so that the space size of the automobile washing machine is greatly reduced; an automatic flexible water delivery pipe storage device is designed, so that the novel solar portable automobile washing machine is convenient to carry, and an unnecessary water pipe connecting program is reduced; the hidden article placement compartment is arranged in a machine body, a cleaning sprayer and a brush head can be stored in the hidden compartment of the machine body when the cleaning sprayer and the brush head are not used, and therefore a convenient use effect is achieved; the novel solar portable automobile washing machine is provided with a storage battery which can be charged by utilizing a solar cell panel, a 12V low-voltage power supply of an automobile cigarette lighter can also be adopted, and the effects of energy conservation and environmental protection are achieved; the novel solar portable automobile washing machine is controlled by a remote control switch, so that the aims of saving water and electricity can be achieved.

The invention belongs to the technical field of municipal greening equipment, in particular to a rain-collecting environmental protection tree pond based on water recycling, comprising a box body, a top cover and a rain-collecting rack, wherein the top of the box body is open, the top cover is on the top of the box body, and the bottom water collecting tank is arranged on the lower part of the boxbody. The bottom of the tank body is provided with a filter tank bottom, and the bottom water collecting tank is arranged below the filter tank bottom. A water pump is installed in the bottom water collecting tank, and the upper water pipe is connected with the water pump. A rain collecting rack is arranged on the outer periphery of the box body, and the rain collecting rack comprises a turnoverrack and a folding rain collecting bag. The invention has novel design and reasonable structure, and the lower part of the box body used for planting plants is provided with a bottom water collectingtank capable of collecting excess water, so that the waste of excess water can be avoided and the irrigation water can be fully utilized. The rainwater collecting plate arranged on the top cover is conducive to the collection of rainwater and can irrigate plants by means of rainwater. The tree pool can ensure the normal growth of plants without manual management and achieve the purpose of energy conservation and environmental protection.

The invention relates to an intelligent plant growth regulating lamp, which comprises a round or rectangular LED (light emitting diode) lamp group and a control unit, wherein the control unit is connected with the LED lamp group in a cabled way; a circuit board of the control unit is arranged in the base frame; a placing part used for placing plants is arranged at the lateral side of the circuit board of the control unit on the base frame; the control unit comprises a processor, a detection module, an early warning module, a communication module, a light supplementation module, an electric energy metering module, a power supply module, a timing module, a plant light receiving information storage module and a plant light receiving information increase module; the detection module, the early warning module, the communication module, the light supplementation module, the electric energy metering module, the power supply module, the timing module, the plant light receiving information storage module and the plant light receiving information increase module are electrically connected with the processor. By aiming at the growth process of various plants, the information can be changed and added according to the self requirements of a customer; convenience and practicability are realized; the effects of energy saving and environment protection are achieved.

The invention discloses a refrigerator drawer decorating strip in the field of processing and manufacturing of refrigerators and a processing technology of the refrigerator drawer decorating strip. The refrigerator drawer decorating strip comprises the following raw materials in parts by weight: 45-50 parts of calcium powder, 70-80 parts of PVC resin, 5-8 parts of CPE, 3.5-5 parts of a stabilizer, 0.5-1 part of stearic acid, 0.5-0.8 part of PE wax, 1-1.5 parts of dioctyl phthalate, 1-1.5 parts of ACR and 1-1.5 parts of a silver plated transfer printing film. The process comprises the following steps: mixing: after mixing ingredients, heating to obtain a hot mixture; cooling: cooling the hot mixture until the temperature reaches 45-55 DEG C; primary plasticizing: feeding a material obtained from the step two into a plasticator for heating and plasticizing, and extruding particles out; secondary plasticizing: conveying the particles obtained from the step three to a hard shaping machine, and extruding and heating to obtain a plasticized material; and heat transfer printing: feeding the plasticized material to heat transfer printing equipment and carrying out surface printing to obtain the silver plated refrigerator drawer decorating strip. By the two-time plasticizing technology and the heat transfer printing technology, surface gloss of the plasticized material is ensured to guarantee the effect of heat transfer printing, and the decorating strip is metallic, and is attractive and elegant in appearance.

The invention discloses an environment-friendly thermal insulation outer wall and a manufacturing method thereof. The environment-friendly thermal insulation outer wall comprises an outer module and multiple inner straw modules. The outer module comprises a base layer wall, a thermal insulation layer, a bonding mortar layer, an inner protective layer, an alkali-resistant gridding cloth layer, an outer protective layer and a mortar layer. The base layer wall is arranged on the outer side face of the outer module. The outer side of the thermal insulation layer is connected with the inner side face of the base layer wall. The outer side of the bonding mortar layer is connected with the inner side face of the thermal insulation layer. The outer protective layer is arranged on the inner side face of the outer module. One face of the alkali-resistant gridding cloth layer is connected with the outer protective layer and the other face of the alkali-resistant gridding cloth layer is connected with the inner protective layer. The mortar layer is arranged between the inner protective layer and the bonding mortar layer. Every two adjacent inner straw modules are connected through an I-shaped connecting block. The environment-friendly thermal insulation outer wall is simple in manufacturing process, the wall building labor amount is reduced, the work efficiency is improved, the production cost is reduced, waste straw is used, and the energy-saving and environment-friendly effects are achieved.

The invention discloses a locomotive electrical system and relates to the technical field of track shunting electrical systems used for industrial and mining enterprises and particularly belongs to alocomotive electrical system and a battery pack charging and discharging method thereof. The locomotive electrical system and the battery pack charging and discharging method thereof are characterizedin that the locomotive electrical system comprises a vehicle control unit VCU, a battery unit, a power distribution unit, a driver, a motor, an inverse power source, an inverter and a direct-currentvoltage drop unit. The vehicle control unit VCU is in communication connection with the battery unit, the driver, the inverse power source, the inverter and the direct-current voltage drop unit in a bus manner. The battery unit comprises a battery pack and a battery management system BMS, and the battery management system BMS detects the state parameters of the battery pack and feeds back the state parameters to the vehicle control unit VCU. The input end of the power distribution unit is connected with the battery pack, and the output end of the power distribution unit is connected with the driver, the inverse power source, the inverter and the direct-current voltage drop unit. Electric energy is effectively saved, the utilization rate is increased, and the effects of energy conservationand environment friendliness are achieved.

The invention discloses a supporting body for a microwave magnetron and relates to the technical field of metallized ceramic processing. The supporting body includes an annular ceramic matrix and a metallized layer, and is prepared from silicon carbide-triazole silane-aluminum nitride mesh matrix, blast furnace slag, strontium titanate, a dispersing agent, a defoaming agent and other raw materialsthrough the steps of silicon carbide-triazole silane-aluminum nitride mesh laminated matrix preparation, mixing, granulation, sintering and the like. Raw materials of the metallization layer comprisetitanium powder, aluminum powder, copper powder, clay and a binder. The invention further discloses a preparation method of the support body composed of the metallization layer and the annular ceramic matrix. The insulating ring for the microwave magnetron has high density and tensile strength, has excellent tensile strength, toughness, high temperature resistance and thermal conductivity, can reduce the cost of raw materials, and achieves the purposes of energy conservation and environmental protection.

The invention discloses an intelligent faucet capable of achieving water-flow energy storage. The intelligent faucet comprises a power generation and energy storage module, an infrared induction module, a solenoid valve and a manual valve; the power generation and energy storage module comprises a miniature hydrogenerator, an energy storage unit and a voltage stabilization unit, the miniature hydrogenerator is mounted in a water inlet pipe, and a water flow in the water inlet pipe flows to drive the miniature hydrogenerator to generate power; the infrared induction module comprises an infraredemission circuit, an infrared receiving circuit and a signal amplification and processing circuit; and the water inlet pipe passes through the power generation and energy storage module and then forms two branch circuits differentially, wherein the solenoid valve is mounted on one of the branch circuits, the manual valve is mounted on the other branch circuit, and the two branch circuits are gathered together in front of the faucet to communicate with the faucet. The power generated by tap water is stored to be supplied to the intelligent faucet, the faucet automatically controls water discharging, kinetic energy of the water flow at the moment of opening of the faucet is utilized to be converted into electric energy for storage, the electric energy can be utilized, and the effects of energy conservation and environment protection are achieved.

The invention provides a washing machine, a control method of the washing machine, computer equipment and a computer-readable storage medium. The washing machine comprises a washing drum, a base, a vacuum pump and a heater; the base is arranged at one end of the washing drum; a cavity for accommodating clothes is arranged in the washing drum; the vacuum pump is used for sucking air in the cavity of the washing drum; and the heater is used for heating the clothes in the cavity. The vacuum pump is arranged in the washing machine, before the clothes in the washing drum is spin-dried, the vacuum pump is started, the air in the washing drum is sucked and the inside of the washing drum is in a negative pressure state, so that the boiling point of water in the washing drum is reduced, the drying efficiency of the washing machine is improved and the damage of a high-temperature environment to the clothes is avoided; and furthermore, the clothes in the washing drum are heated while the clothes in the washing drum is subjected to dehydration operation through arranging the heater, so that evaporation of moisture attached to the clothes is accelerated and the clothes drying efficiency is increased.

The invention provides an integrated functional tea ware containing a cover bowl, a serving cup and a filter screen and a preparation method thereof. The integrated functional tea ware comprises a cover bowl body and a cover, wherein the cover bowl body comprises an outer cover bowl layer and an inner cover bowl layer; the outer cover bowl layer sleeves the inner cover bowl layer; a gap is formedbetween the outer cover bowl layer and the inner cover bowl layer so as to form an integrated double-layer structure and achieve the purpose of heat preservation; the middle part of the bottom of theouter cover bowl layer is concavely provided with a clamping groove, and the middle part of the bottom of the inner cover bowl layer is convexly provided with a bulge matched with the clamping groove,so that the inner cover bowl layer is stably placed in the outer cover bowl layer; the height of an opening end of the outer cover bowl layer is higher than that of the opening end of the inner coverbowl layer, and one side of the opening end of the outer cover bowl layer is provided with a water outlet so as to control the tea water discharging direction; the bowl wall of the lower half part ofthe inner cover bowl layer is provided with a plurality of hyperfine drainage holes so that the inner cover bowl layer is used as a filter screen; the cover covers the opening end of the inner coverbowl layer. The tea ware has the advantages of health, energy saving, heat preservation, no hand scalding, space saving, tea making integration and convenient use.

The invention discloses a winding fixing method for preventing fold deformation of a filter element. The method comprises the following steps: (1) selecting a folded cylindrical filter element, wherein the folded cylindrical filter element comprises a plurality of continuous folded portions, and the folded portions are interconnected with one another to form a cylindrical structure; selecting glass fibers or cotton threads; selecting glue; and (2) winding the glass fibers or the cotton threads at an outer side surface of the folded cylindrical filter element, and gluing the wound glass fibers or cotton threads while the glass fibers or the cotton threads are spirally wound; and after the glue is dried, fixedly binding the glass fibers or the cotton threads and filter paper by virtue of the glue. The invention also discloses a filter element adopting the method to prevent the fold deformation of the filter element. The invention also discloses a filter adopting the filter element to prevent the fold deformation of the filter element. The fold deformation phenomenon of the filter element can be effectively avoided, a filter area of the filter element or the service life of the filter element can be ensured, an effect of an outer protective net can be replaced, raw materials are effectively saved, and an energy-saving and environmental protection effect can be achieved.

The invention provides a recycling system for bathing wastewater. The recycling system comprises a water return pond, a toilet and a water storage tank. Water obtained after bathing enters the water return pond through a water drain pipe, a partition plate is arranged in the middle in the water return pond to divide the water return pond into a first recycling region and a second recycling region, a left supporting plate and a right supporting plate are arranged on the left side wall and the right side wall of the water return pond, and screen plates are arranged above the left supporting plate and the partition plate and above the partition plate and the right supporting plate respectively. A filtering net rack is arranged in the first recycling region, a medicine stone layer is arranged in the filtering net rack, a water return pipe is arranged at the lower end of the first recycling region, supports are arranged on the inner side of the right side wall of the second recycling region and the right side wall of the partition plate respectively, filtering clamping plates are arranged above the two supports, and a water pipe is arranged at the lower end of the second recycling region. The recycling system is simple in structure, reasonable and novel in design and convenient to operate, the utilization rate of water resources is effectively increased, waste is avoided, and the effects of energy saving and environmental friendliness are achieved.

The invention provides an internet of things-based electrical switch control method and system and a storage medium. The internet of things-based electrical switch control method comprises the steps of presetting a corresponding relation between a user state and an electrical appliance startup and shutdown state; detecting a current user state, and acquiring the electrical appliance startup and shutdown state corresponding to the current user state according to the corresponding relation; and controlling corresponding electrical appliance to shut down according to the acquired electrical appliance startup and shutdown state. The corresponding relation between the user state and the electrical appliance startup and shutdown state is set, the electrical appliance startup and shutdown state can be adjusted according to the user state, the interference and the control of a user are not completely needed, convenience is provided for the user, and the effects of energy saving and environmental friendliness also are achieved.

The invention relates to an automobile engine piston ring capable of reducing exhaust emission. The automobile engine piston ring comprises a ring body, a first joint and a second joint are arranged on the ring body, the first joint is provided with a first connection toothed bar and a second connection toothed bar which extend outwards, and the second joint is provided with a third connection toothed bar and a fourth connection toothed bar; mutually matched wedge-shaped structures are arranged on the lower side of the first connection toothed bar and the upper side of the third connection toothed bar, mutually matched wedge-shaped structures are arranged on the upper side of the second connection toothed bar and the lower side of the fourth connection toothed bar, and the ring body only can do contraction motion under the action of the wedge-shaped structures. A gap is formed between the third connection toothed bar and the fourth connection toothed bar, springs are arranged in the gap, and the third connection toothed bar and the fourth connection toothed bar are tightly attached to the side wall of a clamping groove of a piston. The air tightness in the radial direction of the piston and in the axial direction of the piston, of the joints of the piston ring can be ensured, the blow-by phenomena at the joints are completely eradicated, the engine ignition speed is increased, a fuel combusts more completely, the momentum output efficiency is higher, and the effects of energy conservation and environment protection are achieved.

The invention relates to the field of agriculture and discloses an agricultural fertilizer applicator capable of automatically and uniformly applying fertilizers. The agricultural fertilizer applicator comprises a machine body, a bottom end of the machine body is fixedly connected with a material storage box, a top end of the material storage box is fixedly connected with a material inlet, an interior of the machine body is slidably connected with a sliding part, two sides of the sliding part are rotatably connected with first connecting rods, a swing rod is rotatably connected to an inner wall of the machine body, a sliding rod is rotatably connected to one end, away from the sliding part, of the first connecting rod, a gear is rotatably connected to an inner wall of the machine body, anda sliding plate is slidably connected into the machine body. A uniform discharging device is formed by arranging a rotating wheel, a connecting belt, a rotating shaft, the gear, the swing rod, the connecting rod and a moving block, so that crops in a farmland can be discharged discontinuously, other power is not needed in a whole process, wheels are used as power, energy-saving and environment-friendly effects are achieved, and practicability and functionality of the device are improved.

The invention discloses a multifunctional automatic control stirring dough maker, and belongs to the technical field of dough makers. The multifunctional automatic control stirring dough maker comprises a body, a base and a control panel, wherein a flour barrel is connected to the side surface of the body while the control panel is provided with a speed regulation rotary knob, an emergency stop rotary knob and an LED display screen; the body is internally provided with a switched reluctance motor; the body is electrically connected with a control system; the control system comprises a controller, a motor power, an axial flow fan, an emergency stop switch, a Hall switch, a speed regulation switch, an LED display switch and a mask switch; one end of the controller is electrically connected with the motor power, and is further sequentially and electrically connected with the axial flow fan and the emergency stop switch; the other end of the controller is electrically connected with the Hall switch, the speed regulation switch, the LED display switch and the mask switch. The multifunctional automatic control stirring dough maker is simple in structure and low in cost, the occurrence of safety accidents is avoided, the safety precautions are improved, the safety of an operation staff is guaranteed, the speed regulation scope is wide, the production efficiency is improved, and the multifunctional automatic control stirring dough maker saves energy and is environmentally friendly.

The invention discloses an automatic measuring device for electrical devices and a measuring method thereof. The automatic measuring device for the electrical devices includes a detecting module, a control module and a central processing unit. The detecting module and the control module are connected to the central processing unit. The detecting module is connected to the control module. The detecting module is used for detecting one or a few among the current value, the voltage value, the power value and the quality factor of the electrical devices. The control module is used for, in accordance with operation commanders sent by the central processing unit, controlling a circuit to be executed through a switching value output, an analog output or a duty ratio output. The central processing unit is used for processing the electric signals which are acquired by the detecting module and giving real-time instructions for feedback operation in accordance with executive strategy programmed in advance and the acquired signals. According to the invention, through variations of current, voltage, power or quality factor, working states of the electric devices within the same network are rapidly learned, and through effective controlling of the electric devices by the preset executive strategy of the central processing unit, energy saving and environmental protection can be achieved.