76results about How to "Eliminate standing water" patented technology

The invention relates to a cement concrete permeable brick, a cement concrete permeable road and production methods thereof. At present, most of urban construction adopting the rigid hardened ground has the problems of dust blowing at a fine day, water accumulation and impermeable ground at a rainy day, no groundwater level supplement, no relief of urban heat island effect, and the like. The invention aims to develop a cement concrete permeable brick, a cement concrete permeable road and production methods thereof. The cement concrete permeable brick is formed by pressing and molding a base material layer and a surface material layer, and both the base material layer and the surface material layer contain cement, sand, stone, water adsorbing resin, asphalt powder, diffusant and a water reducing agent. The production method of the permeable brick is realized by molding the permeable brick by a computer full-automatic building block forming machine; and the production method of the cement concrete permeable road is realized by directly pressing the cement concrete permeable road through a road roller. The invention can achieve the aims of water adsorption, water retention, permeability and practicability, can be widely used for a highway, an airport runway, a roadway, a footway, a square, garden construction, and the like and solve the problem of road icing.

The invention relates to a compound pipe-column no-rod gas and oil production method, comprising gas and oil are produced from the deep well. Gas and oil production from the deep well is carried out by adopting gas injection device and compound pipe-column, namely in gas production by gas injection device gas is injected in the compound pipe-column in well from the well head; waterlogging in well is discharged from the compound pipe-column; natural gas in well is exploited from the oil casing annular; in oil production oil water is discharged from the oil and water compound pipe-column. The compound pipe-column no-rod gas and oil production device comprises gas injection device and oil and water production compound pipe-column the oil and water production compound pipe-column comprises outer oil pipe and inner oil pipe set in the sleeve pipe of oil well. Unidirectional valve is set at the lower end of inner oil pipe and the upper end is the outlet of oil water. Unidirectional valve is set at the lower end of outer oil pipe and the upper end is connected with the gas injection device. The gas injection device comprises electromagnetic switch connected on the outer oil pipe, electromagnetic relief valve, compressor, energy accumulator and air storing tank connected with the compressor and the electromagnetic relief valve.

The invention provides a high-yield planting method for a plum tree which comprises the following steps of 1) selecting a land; 2) planting; 3) performing waterproof treatment; 4) performing fertilizer and water management; 5) performing flower and fruit management; and 6) performing disease prevention and treatment. A water discharge pipe lower than the planting holes is buried in a drainage groove, and is capable of effectively discharging water accumulated in a rain reason, preventing a phenomenon that foot rot occurs due to non-timely water discharge; during a selected land ploughing process, green manure is added and is prepared from Chinese herbal medicinal ingredients, and the insecticidal effect, bacteriostasis effect and nutritional effect of the Chinese herbal medicinal ingredients can be fully utilized, so that the nutrition condition and physical and chemical properties of the soil are improved, a favorable foundation is laid for normal growth and development of plum tree seedlings; by use of the soil, the survival rate of the plum tree seedlings is 90% or above; in addition, during a planting stage, a soil layer and fertilizer combination mode is adopted, so that on one hand, the plum tree seedlings are capable of fully absorbing nutrition and fertilizer is saved, on the other hand, the fertilizer is compounded with a large amount of Chinese herbs, so that the plum tree seedlings are prevented from root dehydration, and the survival rate of the plum tree seedlings is improved.

The invention discloses an intelligent drainage system and method for a transformer substation. The system comprises a water pumping device, a water level monitoring device, a sludge detection device,a rainfall monitoring device and a controller which are installed in a cable trench. The water pumping device is used for pumping accumulated water in the cable trench and is electrically connected with the controller; the water level monitoring device is used for monitoring the water accumulation condition in the cable trench and is electrically connected with the controller; the controller is used for processing feedback information of the water level detection device and controlling starting and stopping of the water pumping device and is in communication connection with the remote terminal; the rainfall monitoring device is used for monitoring environment rainfall and is electrically connected with the controller; and the sludge detection device is used for monitoring the sludge deposition condition at the bottom of the cable trench and is electrically connected with the controller. According to the device, the sludge deposition condition in the cable trench is considered; the vibration device, the transmission device and the stirring device are arranged, so the measurement accuracy of the water level gauge and the water pumping efficiency of the water pumping device are guaranteed.

The invention discloses an accumulated water treatment device of a steaming and baking oven, the steaming and baking oven and a control method. The steaming and baking oven is provided with a cavity used for accommodating articles to be heated. The accumulated water treatment device comprises a heating device; and the heating device heats the bottom of the cavity to perform accumulated water treatment, and controls the on / off state of the accumulated water treatment device according to the detected temperature of the bottom of the cavity so as to perform / stop the accumulated water treatment inthe cavity. The accumulated water treatment device can timely remove accumulated water in the cavity, and can avoid the environment pollution in the cavity of the steaming and baking oven due to bacterium breeding in the accumulated water, so that the work environment in the baking oven is more sanitary. The accumulated water treatment device has the advantages that the cavity bottom deformationand color change cannot be caused in the accumulated water treatment process; meanwhile, the temperature lowering characteristics of the accumulated water are used; the temperature is used for controlling the on / off state of the accumulated water treatment device; the accumulated water treatment process is effectively controlled; the timely treatment on the accumulated water is realized; and the equipment damage or danger due to too high heating temperature is avoided.

The invention discloses a durable cement concrete bridge deck pavement structure with noise reduction and water drainage functions. A high-performance cold-paved waterproof bonding layer is arranged on the upper surface of a treated concrete bridge deck, the high-performance cold-paved waterproof bonding layer is paved with durable high-modulus asphalt concrete, a waterproof layer is arranged on the upper surface of the durable high-modulus asphalt concrete, and the upper surface of the waterproof layer is paved with an anti-skidding noise reduction and water drainage wear thin layer. The modulus of the asphalt concrete is increased through the durable high-modulus asphalt mixture, deformation of the road surface structure under the effect of vehicle loads is relieved, high-temperature deformation resistance of the road surface is improved, and generation of ruts is delayed. The high-performance waterproof bonding layer material is adopted, attention is paid to treatment of the concrete bridge deck, and bonding durability of the waterproof layer, an asphalt pavement surface layer and a cement concrete board is improved. Noise of the road surface can be lowered to a certain degree through the anti-skidding noise reduction and water drainage wear thin layer, water accumulated on the road surface is eliminated, driving safety is improved, and good social benefits are achieved.

Disclosed is a gas well underground rotational flow atomization water drainage and gas recovery device. A fishing head is connected to the upper portion of a spoiler, the lower portion of the spoiler is connected to the upper end of a flow guide barrel, the lower end of the flow guide barrel is in threaded connection with the upper end of a conical body, and a protruding annular step is arranged on the outer wall of the lower end of the conical body. The outer wall of the conical body is sleeved with an elastic body and connected with the elastic body through a shear pin, and the shear pin is shorn off so that the elastic body can slide on the outer wall of the conical body. The outer wall of the elastic body is connected with one end of a spring pin formed by bending a steel wire. The other end of the spring pin is connected with one end, namely a round end, of a spring, and the other end of the spring is in a bent hook shape. When underground gas-liquid two-phase fluid passes through an inner spoiler layer and an outer spoiler layer, the flow state of the fluid changes, the fluid rotates at high speed to generate shear force and centrifugal force, high-speed gas flow impacts, shears and abrades a low-speed liquid film, fog drops are obtained by damaging surface tension and viscous force of the liquid, and thus atomization is achieved. When the particle sizes of the liquid drops are smaller than a certain critical value, the accumulated liquid can be continuously discharged out of a shaft by means of energy of a gas well, and thus the recovery efficiency of the gas well is improved.

The invention discloses a deceleration strip stamping device based on a non-Newtonian fluid, which comprises a deceleration strip, and further comprises a deceleration strip buffer device, a directional dust removal device and a drainage collection device, wherein the deceleration strip buffer device comprises a non-Newtonian fluid deceleration strip and an air pressure device which are arranged up and down and movably connected with each other, and the non-Newtonian fluid deceleration strip is located in the deceleration strip and extends out of the top of the deceleration strip; the directional dust removal device comprises an eccentric mechanism, a belt pulley transmission device and dust removal fan blades; the eccentric mechanism is driven by the air pressure device and is linked withthe dust removal fan blades through the belt pulley transmission device; the drainage collection device comprises a one-way valve, a water storage tank, a water suction pipe, a drainage pipe and an air pressure pipe, the one-way valve is mounted in the drainage pipe and controlled by the air pressure device to open and close, and the air pressure pipe is connected with the air pressure device. According to the deceleration strip stamping device based on the non-Newtonian fluid, the device not only can achieve the responsibility of being safety, but also is more comfortable, and can also drainaccumulated water on a road and reduce early damage to the road surface.

Provided are an integrated green belt system based on flood drainage and water conservation and a flood drainage and water conservation method. The system comprises a planting soil layer with plants planted, a filter and drainage water conservation system and a waterproof material layer are arranged on the lower portion, the filter and drainage water conservation system is formed by stacking an inward concave sand permeable layer, a sand-gravel material permeable layer and a gravel permeable layer, the waterproof material layer is in an upward protruding arc shape, and gravity water holding and flood draining channel arrays are arranged in the filter and drainage water conservation system and vertically penetrate through the filter and drainage water conservation system. According to the method, the waterproof material layer in the upward protruding arc shape is arranged, water drainage holes are formed in the highest position of the waterproof material layer, the gravel permeable layer in an upward protruding arc shape, the sand-gravel material permeable layer in a downward concave shape, the sand permeable layer and the planting soil layer are laid on the waterproof material layer in sequence, and the gravity holding and draining channel arrays are arranged in the gravel permeable layer, the sand-gravel material permeable layer and the sand permeable layer.

The invention discloses an automatic temperature control detection electrical engineering power distribution cabinet based on Internet of Things. The cabinet comprises a box body, a temperature sensor, a three-way ball, a collection cylinder, a motor, a power gear, fan blades, and a gas transmission pipe. The temperature sensor is fixedly mounted on the inner wall of the box body, and an exhaust pipe is fixedly connected to the bottom of the side wall of the box body; and the exhaust pipe penetrates through the inner wall of the box body, a filter plate is fixedly installed at the end of the exhaust pipe and arranged on the outer side of the box body, and a fixing support is fixedly installed at the bottom of the outer wall of the box body. According to the automatic temperature control detection electrical engineering power distribution cabinet based on the Internet of Things, a fan active heat dissipation structure is arranged in the power distribution cabinet, the heat dissipation efficiency of the device is effectively improved, the device can automatically adjust the rotating speed of the fan according to the temperature in the power distribution cabinet, and the temperature in the power distribution cabinet is kept in a reasonable interval while electric power is saved; and the device is provided with a waste heat utilization structure so that accumulated water on the power distribution cabinet can be effectively removed.

The invention is applicable to the technical field of saline-alkali land improvement, and provides a method for improving soil fertility of saline-alkali land by planting erect milkvetch. The method comprises the steps of land selection, wherein the saline-alkali land which is smooth, has the pH value of 9.5-10.0, has the salt content of 0.3%-0.4%, and does not store water is selected; deep ploughing and irrigation salt leaching, wherein harrowing is conducted to loosen surface soil, and a spray irrigation mode is utilized to conduct salt leaching on the ploughed land; sowing, wherein 1-2 cm of soil covers the land after sowing, phosphate fertilizer serves as base fertilizer, and pressing is conducted in the next spring at the right time; fertilizing improving management, wherein nutrientslike calcium, phosphorous, molybdenum and boron are properly supplied, weeding is timely conducted, diseases and insect pests are prevented, and ponding is drained; ripeness fertilizer retaining treatment, wherein erect milkvetch can be directly subjected to green manuring to serve as base fertilizer, or can be turned over and then serves the base fertilizer. In this way, the fertility improvingand soil improving effect on the saline-alkali land is obvious, and the subsequent crop growth is guaranteed.

A shipborne type mixing station comprises the following components: a ship body which comprises a synthetic chamber, and mixing stations positioned on the ship body. Two sets of mixing stations are totally installed on the ship body and are installed symmetrically along a longitudinal axis of ship body. Each set of mixing station comprises a sandstone aggregate storage bin, a material preparing building and a powder material bin which are distributed in order along the longitudinal direction of ship body. The ship bin of ship body which is at the side of power material bin is internally installed with water, an adjunct bin and a sedimentation tank. The ship bin of ship body which is at the side of sandstone aggregate storage bin is internally installed with a water discharge bin that is positioned at the ship body end position at the side of sandstone aggregate storage bin. The mixing station of the invention has the advantages of high reliability, high practicability, excellent use effect, and realization of mobile batch production on water surface. The mixing station can be stopped adjacently to the bridge piper in construction. The concrete is manufactured after mixing sand, stone and cement on the conveying lighter. Then the concrete is poured in the bridge pier continuously.

The invention discloses a fermented traditional Chinese medicine preparation used for alleviating the respiratory inflammatory response of livestock and poultry caused by bacteria or viruses and a preparation method thereof, and belongs to the technical field of livestock and poultry body inflammatory response alleviating traditional Chinese medicines. The raw material composition of the preparation includes, by weight, 10-25 parts of ephedra herb, 15-30 parts of officinal magnolia bark, 12-20 parts of pinellia tuber, 10-15 parts of largehead atractylodes rhizome, 12-15 parts of Chinese magnoliavine fruits, 10-15 parts of manchurian wildginger, 10-15 parts of dried ginger, 15-20 parts of apricot kernels, 50-100 parts of gypsum, 10-15 parts of baical skullcap root, and 20-50 parts of semenlepidii. The preparation method includes the follow steps: S1, weighing raw materials to infiltrate in purified water after solid state fermentation; S2, performing autoclaving on raw material balls;S3, adjusting the pH values of the raw material balls, and inoculating an aspergillus oryzae spore culture solution to perform aerobic fermentation; S4, inoculating saccharomyces cerevisiae seeds in the aerobic-fermented material; and S5, performing drying-crushing-fine sieving-bagging sealing on the fermented material for later use. The preparation is hot, bitter, sour and astringent and can disperse lung qi, purifying and descending the stomach and intestine, warm and transform water-rheum and eliminate water accumulation in the body, and therefore, simultaneous treatment of principal and subordinate symptoms can be realized.

The invention discloses an endoscope guiding device comprising an outer tube with openings at two ends, wherein the front end of the outer tube is shaped like a cone; an inner tube is arranged in the outer tube; and the front end of the outer tube is also shaped like the cone; the outer diameter of the inner tube is adapted to the inner diameter of the opening at the front end of the outer tube; and the length of the inner tube is greater than that of the outer tube. Through the endoscope guiding device disclosed by the invention, endoscopes or other surgical instruments can be conveniently guided into cranial cavity of a patient to carry out operations; large-area craniotomy is no longer needed to be carried out; the wound and the pain caused to the patient are small; the operation time is short; the recovery of the patient is rapid after the operation; and in addition, various operations such as tumour removing, hydrocephalus clearing and the like can be performed.

The invention discloses a salvaged object transferring device which comprises a main body cross beam, a shaft sleeve, a transferring conveyor belt and a conveying shaft. A supporting clamping plate isconnected to the lower portion of the left end of the main body cross beam, and a fixing bearing seat is arranged in the supporting clamping plate. A limiting ring is arranged on the right side of the fixing bearing seat, and a power shaft is arranged in the shaft sleeve. A connecting seat is arranged on the right side of the supporting clamping plate, and a built-in gear is arranged in the leftend of a braking disc. A driving gear and a transmission gear are arranged in the built-in gear. According to the salvaged object transferring device, compared with an existing common transferring device, under the premise that the using effect of equipment is ensured, internal structures are reduced as far as possible, the whole device is simpler in structure, operating is easier, original electric braking is abandoned, power is provided for the whole equipment through hydraulic power, energy is saved while electricity utilization potential safety hazards are reduced, and using demands of people are effectively met.

The invention relates to an abalone seedling growing cultivation pond with a water level adjusting device; the abalone seedling growing cultivation pond comprises a pond body; the pond bottom of the pond body is provided with a horizontal support; abalone cultivation boxes are stacked above the horizontal support; an oxygenation device is arranged below the horizontal support, and comprises a plurality of transverse pipes uniformly arranged in parallel at intervals and air inlet pipes arranged outside the pond body and connected with the transverse pipes; the side wall of the transverse pipe is uniformly provided with a plurality of air vent; the side wall of the pond body is provided with a water inlet pipe and a water outlet pipe; a water inlet end of the water outlet pipe is connected with the water level adjusting device being an L-shape bend pipe; the L-shape bend pipe can make circumferential rotation around the water outlet pipe.

The invention discloses a traditional Chinese medicine preparation for treating kidney stone and urinary stone. The traditional Chinese medicine preparation is prepared from the following raw materials in parts by weight: 2-4 parts of rhizoma imperatae, 2-4 parts of corn stigma, 2-4 parts of abrus cantoniensis hance, 2-3 parts of ossa draconis, 2-3 parts of christina loosestrife herb, 2-3 parts of semen plantaginis, 2-3 parts of chingma abutilon seeds, 2-4 parts of juncus roemerianus, 1-3 parts of dried myrmeleon formicarius, 2-4 parts of cattail pollen, 1-3 parts of endothelium corneum gigeriae galli, 2-4 parts of spora lygodii, 2-3 parts of spicate clerodendranthus herbs, 1-3 parts of herba cistanche, 1-3 parts of semen cuscutae, 2-3 parts of prepared rehmannia roots, 2-3 parts of wolfberries, 2-3 parts of tenodera aridifolia stoll, 2-3 parts of loranthus parasiticus, 2-3 parts of yam rhizome, 4-6 parts of mangnolia officinalis, 2-3 parts of pericarpium citri reticulatae, 2-3 parts of allium macrostemon, 2-3 parts of pericarpium arecae, 4-6 parts of rhizoma alismatis and 4-6 parts of poria cocos. By virtue of recuperation of traditional Chinese medicine, the traditional Chinese medicine preparation has the effects of clearing away heat and toxic materials, inducing diuresis for treating stranguria, resolving hard lump, tonifying liver and kidney, effectively softening stone, inducing dieresis and removing urinary calculus, treating kidney stone and lithangiuria without operation and relieving pain of patients.

The invention discloses a road structure with a surface type water collecting function. The road structure comprises a soil layer, wherein a foundation layer is filled in the middle inside the soil layer; a first detritus layer is filled inside the soil layer and is positioned at the top of the foundation layer; a first water discharging pipe is movably connected inside the first detritus layer; aconcrete layer is filled inside the soil layer and is positioned at the top of the first detritus layer; the road structure relates to the technical field of a road structure. The road structure withthe surface type water collecting function has the advantages that through the arrangement of the first water discharging pipe and a second water discharging pipe under the ground, water under the ground fast enters the first water discharging pipe and the second water discharging pipe through water passing holes and is discharged away; the ground accumulated water spreading since the undergroundaccumulated water is too much and cannot be timely discharged is avoided; through a pentagonal support frame, the pipeline intensity is improved; the damage through pressing is avoided; through the arrangement and matching of a blocking net, a magnetic strip and a steel strip, the pipeline blockage caused by the entering of articles such as mice into the pipeline from the outside can be avoided;the inside water discharging cannot be influenced.

The invention discloses an urban emergency drainage system with rapid transit and underground pipe gallery functions. The urban emergency drainage system comprises at least one set of complex positioned in an underground space, wherein the complex comprises a rectangular section concrete outer shell, and the outer shell is divided into a top layer and a bottom layer through a split panel; the top layer is a comprehensive pipe gallery layer; the bottom layer is a traffic layer which is used for relieving urban traffic jam in non-flood seasons and for urban emergency drainage in flood seasons, the middle of the traffic layer is bottom-layer small passenger car traffic lanes, traffic emergency evacuation lanes are arranged on the two sides of the traffic layer, a water alarm is arranged on the upper portion of the traffic layer, and at least one drainage pump station is arranged in the traffic layer; and the two ends of the outer shell are provided with water inlets or outlets which communicate with an urban road network and are capable of blocking water and discharging water. According to the urban emergency drainage system, the functions of underground rapid transit, comprehensive pipe gallery and emergency drainage are integrated, so that the urban traffic pressure is relieved, and meanwhile, the storage capacity of city to rainwater and accumulation capacity of city to waterlogging flood are improved.

The invention discloses anti-cancer herbal tea, and relates to Chinese herbal medicine common herbal tea which has the anti-cancer health-care effect and has an assistant treatment effect on various cancers. The formula of the herbal tea comprises the following components by weight: 1400-1600ml of pure water, 18-82g of brown sugar, 14-16g of a dried traditional Chinese medicinal material Selaginella doederleinii Hieron, 11-13g of a dried traditional Chinese medicinal material Sculellaria barbata and 9-11g of a dried traditional Chinese medicinal material Oldenlandia diffusa. The preparation method comprises the following steps: elutriating the dried traditional Chinese medicinal material Selaginella doederleinii Hieron, the dried traditional Chinese medicinal material Sculellaria barbata and the dried traditional Chinese medicinal material Oldenlandia diffusa in the formula by little pure water; then, adding 1400-1600ml of pure water to soak for 20-70 minutes; then, firstly, decocting with high heat and then decocting with soft fire; boiling by high heat and then decocting for 25-70 minutes by soft fire; and finally, adding 18-22g of brown sugar to prepare the anti-cancer herbal tea. The anti-cancer herbal tea can assist immunologic function to inhibit tumor cell proliferation so as to enhance the cancer prevention capacity of human body. The total effective rate for treating cancer matched with operation and the like can reach 91.1%, and the anti-cancer herbal tea is remarkable in anti-cancer and health care effect, easy to obtain raw materials, free from side effect and safe in medication.

The invention discloses an all-around monitor camera. The camera comprises a base, a motor and a telescopic rod are arranged on the base; a plurality of vertical chutes is peripherally arranged on the telescopic rod, and each chute is slidingly connected with a camera body capable of forming a ring; a limiting slot is arranged on each chute, a limiting stopper is arranged in the limiting slot, and the limiting stopper is electrically connected with a first controller; triangular guide tables and a sound receiver are arranged on the camera body; hard guide plates are respectively hinged at two sides of each triangular guide table, and an elastic plate is arranged between the guide plates of two adjacent triangular guide tables; a first spring slot and a second spring slot are arranged at two sides of the triangular guide table; a first spring is arranged between the first spring slot and an elastic plate, a second spring is arranged in the second spring slot, and one end of the second spring far away from the second spring slot is opposite to the elastic plate; the height of the second spring is greater than the height of the first spring. The scheme disclosed by the invention mainly solves a problem that the traditional single monitor camera has blind area.

The invention provides a bridge floor water drain pipe device for a bridge and a construction method. According to the bridge floor water drain pipe device for the bridge, a bridge floor is composed of a waterproof layer I, a lower layer asphalt concrete layer and a surface asphalt concrete layer, the bridge floor water drain pipe device for the bridge includes a water drain pipe preformed hole, awater drain pipe and a water drain pipe tray, wherein the water drain pipe preformed hole penetrates through the bridge, the water drain pipe is arranged in the water drain pipe preformed hole, and agrouting space is reserved between the water drain pipe preformed hole and the water drain pipe; and the water drain pipe tray is mounted outside the water drain pipe, and the water drain pipe tray is attached to the bottom of the bridge. According to the bridge floor water drain pipe device for the bridge, ponding can be drained, the good waterproof effect is provided, and the service life of the surface asphalt concrete layer is prolonged.

The invention discloses a novel linear drainage ditch structure for permeable drainage pavement. The novel linear drainage ditch structure comprises a resin concrete ditch body. The resin concrete ditch body is arranged at the outer side of a water impermeable base layer of a road. A road drainage asphalt surface layer is fixed right above the water impermeable base layer by means of a waterproof adhesive layer. The upper edge of the resin concrete ditch body is flush with the upper surface of the road drainage asphalt surface layer. Drainage holes distributed at equal intervals are formed in the ditch wall of the side, close to the road drainage asphalt surface layer, of the resin concrete ditch body. A resin concrete cover plate is arranged at the upper half part in the channel of the resin concrete ditch body. Multiple groups of sewage intercepting weir units distributed at equal intervals are arranged at the bottom of the channel of the resin concrete ditch body. The novel linear drainage ditch structure can meet the requirements of water permeation and drainage of permeable drainage pavement, and also has sewage intercepting and cleaning functions to prevent solid particles smaller in size from going into a municipal sewage drain pipeline network along with rainwater; this structure is simple and easy to implement, and has favorable application prospect.

The present invention relates to water dispenser field, in particular to a smart base that is used for supplying water to a cool water bladder and a hot water bladder of a water dispenser and supplying air into a water barrel. The smart base has no secondary pollution and comprises a liquid fetching thimble tube at the center of a body; the present invention is characterized in that an air filtering device which is provided with a filter net and a negative ion generator is arranged at one side of the body, an air conducting tube at the bottom of the filtering device is communicated with the barreled water through an air conducting groove in the liquid fetching thimble tube. The air filtering device comprises a shell body of which the top is provided with a hole cover and a ceramic plate coarse strainer is arranged under the cover, a non-woven fabrics fine-mesh strainer, a fine filtering supporting disk with a filter paper fine filtering net attached, the negative ion generator below the supporting disk as well as the air conducting tube connected with the negative ion generator. The air conducting groove that is separated with a water flowing passage in the liquid fetching thimble tube is arranged in the liquid fetching thimble tube at center of the body of the smart base, and the air conducting groove is connected with an air passage that is arranged at the bottom of the body. The water flowing passage below the body is divided into two parts to be connected respectively with the cool water bladder and the hot water bladder. The present invention mainly overcomes the secondary pollution of water caused by air exchanging of the smart base.

The invention relates to a plastic lawn dewatering and drying device, and the device comprises a water absorption roller device; the water absorption roller device comprises two absorption bins, a roller is rotatably arranged between the two absorption bins, a fixing shaft is fixedly arranged in the roller, four ventilation mechanisms are arranged on the peripheral side of the fixing shaft and are arranged at equal intervals. A roller water suction device is included, so in the advancing process of the roller, when a water suction pipe on the roller makes contact with the ground, the water suction pipe is ventilated, so a suction force is obtained, accumulated water on a lawn on the ground can be sucked into the roller, and the water suction pipe can penetrate through grass leaves and is not interfered by the leaves; The device is internally provided with a water drop collecting device, water drops on the lawn are raised through stirring of the stirring cylinder, the water drops are collected into the device through pneumatic motion, the plastic lawn is further dried, accumulated water on the lawn can be effectively eliminated according to the characteristics of the plastic lawn, and the lawn cannot be damaged.

The invention discloses a decorative hidden inspection shaft cover. The decorative hidden inspection shaft cover is arranged on a cobblestone road surface, and comprises an annular cover plate base body, a step hole is formed in the middle of the annular cover plate base body, a honeycomb plate is erected in the step hole, a cobblestone filling layer is arranged above the honeycomb plate, a circle of downwards-concave annular groove is formed in the top face of the annular cover plate base body, the annular groove is filled with soil, and flowers and grass are planted in the soil for covering the soil and the annular cover plate base body. In this way, according to the decorative hidden inspection shaft cover, the surface of the inspection shaft cover achieves the structure and appearance the same as those of the cobblestone road surface, decoration performance is good, joints are covered with the flowers and grass, hiding performance is good, the ornamental value of the road surface is improved, flow guide can be achieved, and accumulated water on the road surface can be removed.

The invention discloses a motor caravan forehead and carriage staggered layer lap joint structure and an assembling method. The structure comprises a forehead and a carriage top plate. The forehead isprovided with a bent plate at the joint of the forehead and the carriage top plate, and the bent plate comprises a first connecting plate and a second connecting plate which are parallel to each other; The first connecting plate and the second connecting plate are connected through a third connecting plate, the first connecting plate, the third connecting plate and the second connecting plate aresequentially connected to form a step-shaped structure, the first connecting plate is located above the second connecting plate, and the second connecting plate and the third connecting plate form anL-shaped structure. The carriage body top plate is arranged in an L-shaped cavity of an L-shaped structure through sealant, an outer skin is arranged on the side, deviating from the interior of the carriage, of the carriage body top plate, and one end of the outer skin is connected with a first connecting plate through sealant, so that the assembly efficiency of the motor caravan is effectively improved, and accumulated water between the forehead of the motor caravan and the carriage body is eliminated. The waterproof sealing performance of the carriage is ensured.

The invention relates to an automatic blowing device inside a loop. The loop comprises a bottom plate and a side wall, wherein a reinforcing steel bar channel is formed above the bottom plate; a reinforcing steel bar inlet and a reinforcing steel bar outlet are formed in the two ends of the side wall in the length direction; a support wheel, a pressing wheel and a loop release wheel are sequentially arranged inside the loop and at the inlet of reinforcing steel bars; the loop release wheel is connected with a cylinder and a loop release wheel electromagnetic valve; the automatic blowing device comprises a blowing pipeline arranged inside the loop; a membrane electromagnetic valve is arranged on the blowing pipeline; the blowing pipeline is divided into two paths, and each path is connected with a compressed air pipeline through the membrane electromagnetic valve; at least one air blowing hole is formed in each path of the blowing pipeline. The compressed air blowing pipeline is mounted on the reinforcing steel bar channel inside the loop, the blowing holes are respectively formed between the inlet and the outlet of the reinforcing steel bars, of the loop, air is supplied through two blowing pipelines, the accumulated water at the bottom of the loop can be greatly removed, and blackhead steel can be avoided.