286 results about "Bulk water" patented technology

Structural insulated wall and roof sheathing systems for use in building construction designed to provide a structural building envelope that is moisture permeable but protects from bulk water, excess air, and thermal transfer.

This invention relates to insulated wall-sheathing (IWS) panels, a panel assembly comprising such panels, and systems for use in building construction designed to provide moisture permeable panels that protect from bulk water, excess air, and thermal transfer. More specifically, this invention relates such panel used for construction purposes, comprising an insulation layer; a wood-composite panel; a nail-gasketing adhesive layer; and a weather-resistive barrier layer; wherein the weather-resistive barrier (WRB) layer exceeds the dimension of the wood-composite panel from at least one of its edges to create an extension flap; and wherein the extension flap of the WRB layer further comprises a removably attached release-liner on its back.

The invention discloses a plastic product prepared from waste mulching films and a preparation method of the plastic product, relates to the field of recycling of mulching films, and solves the problems that in the prior art, when the waste mulching films are recycled, after the mulching films are crushed, mulching film particles need to be cleaned with water, so that a large amount of water resources are consumed in the production process, and the production cost is reduced. And a certain amount of sewage can be generated. According to the invention, the recycled waste plastic is crushed without cleaning, the linear (longitudinal) mulching film raw material low density polyethylene (LDPE) is used as a cross-linking agent, and a reinforcing material is added to improve the environmental adaptability such as compression resistance, freezing resistance, fracture resistance and aging resistance of the mulching film; the mulching film impurity removal device can be processed into energy-saving and environment-friendly novel building materials such as plastic footpath bricks, road barriers, agricultural canal profiles and trays for transportation and cargo carrying of the building materials, the requirement for impurities entrained by an agricultural film is not strict, and in the mulching film impurity removal process, water cleaning and manual impurity removal procedures are not needed, so that water resources are saved.

A buoyant hydrodynamic pump is disclosed that can float on a surface of a body of water over which waves tend to pass. Embodiments incorporate an open-bottomed tube with a constriction. The tube partially encloses a substantial volume of water with which the tube's constriction interacts, creating and / or amplifying fluid-flow oscillations therein in response to wave action. Wave-driven oscillations result in periodic upward ejections of portions of the water inside the tube that can be collected in a reservoir that is at least partially positioned above the mean water level of the body of water, or pressurized by compressed air or gas, or both. Water within such a reservoir may return to the body of water via a turbine, thereby generating electrical power (making the device a wave engine), or the device's pumping action can be used for other purposes such as water circulation, propulsion, dissolved minerals extraction, or cloud seeding. Methods are disclosed for manufacture of hydrogen at sea and for delivery of said hydrogen using a ship. Methods are disclosed for filling a hydrogen-loaded carrier ship at sea.

The utility model relates to the technical field of fabric drying, in particular to a drying device for processing skin-friendly fabric of spandex tights, which comprises a base, a drying box, a first cloth roller, a second cloth roller, a cloth main body, a water squeezing plate, a partition plate, a jet head, a water tank and a scraper blade, the drying box is arranged at the top of the base, the first cloth roller is arranged inside the drying box, and the second cloth roller is arranged inside the water tank. The second cloth roller is arranged above the first cloth roller, and the cloth main body is arranged between the first cloth roller and the second cloth roller; the first cloth roller can drive a cloth main body to be conveyed when rotating, the cloth main body acts with a water squeezing plate and a scraping plate in the conveying process, the cloth main body can be pretreated, it is guaranteed that a large amount of water does not exist in the cloth main body, and drying is more thorough in the follow-up drying process; and hot air can be conveyed into the drying box, waste heat of a pretreatment bin in the drying box can be recycled, and the drying efficiency of the equipment is further improved.

The utility model relates to the technical field of ardealite washing, in particular to an ardealite washing device which comprises a supporting frame and a washing cylinder arranged on the supporting frame, a moving bin is arranged on the washing cylinder, a placing bin is arranged in the moving bin, a driving assembly is arranged in the placing bin, and the driving assembly is arranged on the supporting frame. According to the phosphogypsum washing device, when water stored in the washing cylinder and the phosphogypsum are rotationally washed through the driving assembly, the rotating direction of the water can be opposite to the rotating direction of the phosphogypsum, and the phosphogypsum in the washing cylinder can be washed through the driving assembly; according to the phosphogypsum washing device, the phosphogypsum can be fully washed, meanwhile, a large amount of washing time can be shortened, meanwhile, after washing is completed, water in the phosphogypsum can be thrown out through rotation of the whole washing cylinder, and the whole phosphogypsum cannot be doped with a large amount of water when taken out.

The utility model discloses a mud-water separation's multi-functional well lid, mud-water separation's multi-functional well lid, mud-water separation's multi-functional well lid includes lid body, cylindrical shell, guide plate group, fan blade group and collecting tank, in the state of less water, water flows into guide plate group through grating on the lid body, enters first guide gutter and falls down, in the state of more water, flows into second guide gutter and falls down. When the trash can is used, mixed large trash or sundries can be blocked outside at the grating, water flow and fine silt flow into the flow guide plate set together through the grating, a large amount of water is collected at the first flow guide groove and falls onto fan blades of the fan blade set, the fan blades start to rotate under the power drive of the water flow, the silt is brought to the edge of the barrel shell through the difference of centrifugal force, and therefore the trash can be recycled. And the silt flows into a collecting groove in the silt guide opening from the inner side wall of the barrel shell under the mixing of a small amount of residual water, so that the separation of the silt and the water is completed. The problem that a large amount of muddy water blocks well lid holes in a well lid can be solved, water is guided to a sewer in time, and redundant silt is collected.

The utility model relates to the technical field of chemical analysis equipment, in particular to a reaction cup for a sample analyzer, which comprises a reaction cup body, and the surface roughness of the inner wall of the reaction cup body is Ra0.2-Ra6.3; the cup bottom of the reaction cup body is of a conical structure, and the conical angle of the cup bottom is 100-120 degrees; the reaction cup body is provided with the liquid inlet and the liquid outlet, the liquid inlet is located in the position, far away from the center shaft, of the conical surface of the cup bottom of the reaction cup body, after liquid is pumped away, no large bulk liquid is formed on the inner wall of the reaction cup, a thin liquid film is formed, and bulk water drop-shaped liquid residues cannot be observed. Therefore, after each emptying operation of the reaction cup, the liquid residual quantity difference of the reaction cup is reduced, the sample concentration difference is further reduced, and the test precision is improved. The problem that the measurement precision cannot meet the requirement due to different volumes and sizes of water-drop-shaped residual liquid clusters in the reaction cup is solved.

The invention relates to a frying and baking device, which comprises a frying and baking device main body, which comprises a base part and an upper cover part, and the side part of the upper cover part is rotatably connected to the base part around a first axis extending left and right; the temperature sensing electrifying assembly is detachably connected to the frying and baking device main body; the temperature sensing electrifying assembly comprises a first temperature sensing module used for being connected with the base part and a second temperature sensing module used for being connected with the upper cover part, and the second temperature sensing module and the upper cover part can be turned up and down together relative to the first temperature sensing module and the base part. When the frying and baking device needs to be cleaned, the temperature sensing power-on assembly can be pulled out from the frying and baking device main body, so that the frying and baking device main body can adopt a relatively simple and direct mode, for example, the upper cover part and the base part are directly soaked in water or washed by a large amount of water, and the problem that water enters electric appliance elements is not worried about; and the use experience of the user is effectively improved.

The utility model relates to the technical field of heat exchangers, and discloses a descaling device of a heat exchanger, which comprises the heat exchanger and a cleaning component, the heat exchanger comprises two connecting plates, a plurality of heat exchange tubes and a placing table, and the left and right sides of the surfaces of the plurality of heat exchange tubes are fixedly connected with the interiors of the two connecting plates. The heat exchanger, the connecting plate and other structural components are arranged, heat is transferred through the heat exchanger, scale in the heat exchange pipe is cleaned through the cleaning assembly, cleaned water is collected and circulated through the water collecting assembly, a cleaning agent is dissolved in the water through the stirring assembly, residues in the water are filtered through the filtering assembly, and the water is recycled. And through cooperative use of the cover plate and the placement table, the heat exchange pipe is kept stable, the effect of conveniently cleaning scale in the heat exchange pipe is achieved, and the problems that when the scale in the heat exchanger is cleaned, a large amount of water needs to be used, and resources are wasted are solved.

This invention belongs to the field of coal mining technology, specifically relating to a water storage method in aeolian sandy aquifer mining areas. This invention innovatively utilizes directional drilling to connect aeolian sandy aquifers in open-area zones with those in non-open-area zones, improving rapid cross-regional water recharge and significantly increasing the total water storage capacity of the entire mining area. To prevent large amounts of water from being discharged through surface springs, coal pillars are used to alter the original seepage path of the aquifers. The subsidence of the coal pillar area is smaller than that of the mining area, blocking or reducing spring discharge and increasing the migration path of groundwater, thereby increasing infiltration. This invention increases the amount of water resources infiltrated from aeolian sandy ...

The utility model discloses a greenhouse underground water tank structure which comprises a water tank arranged under the ground of a greenhouse, the water tank is of a concrete structure, a heat preservation layer and a waterproof layer are arranged on the inner wall of the water tank, a heat exchange pipeline is erected in the water tank, the heat exchange pipeline is connected with an air inlet pipeline and an air outlet pipeline which are communicated with the outside of the water tank, and the air inlet pipeline is communicated with the water tank. A heat preservation cover plate is arranged above the water tank or a greenhouse ground structure is laid above the water tank. The greenhouse underground water tank structure can contain a large amount of water, the heat exchange pipeline is arranged, heat energy in air can be stored in the water in the water tank through heat exchange between water and air, the purposes of energy recycling, energy saving and environment protection are achieved, environment temperature control of the greenhouse is facilitated, the water tank is arranged underground of the greenhouse, and the environment protection effect is good. And the space in the greenhouse is not occupied.

The utility model relates to a cleaning device and cleaning equipment, and the cleaning device comprises a cleaning main body which is provided with a dirt collecting groove; the cleaning part is arranged on the cleaning main body, the cleaning main body can clean the cleaning part, and sewage formed by cleaning is collected in the sewage collecting groove; a sewage discharging hole is formed in the inner wall of the sewage collecting groove and can be controlled to be opened and closed. According to the sewage collection tank, the sewage discharge hole is formed in the sewage collection tank, so that sewage in the sewage collection tank can be discharged into the sewage cavity and can also be directly discharged out of the sewage collection tank through the sewage discharge hole, and the sewage discharge capacity of the sewage collection tank is effectively improved. Thus, after the cleaning device enters the base station, the cleaning body is controlled to discharge a large amount of water into the dirt collecting tank, so that the dirt collecting tank is flushed through a large amount of water, the effect of cleaning the dirt collecting tank is achieved, and the frequency and time of cleaning the dirt collecting tank by a user are reduced.

The utility model relates to the technical field of cyclone spray towers, in particular to a cyclone spray tower for waste gas treatment, which comprises a tower body, a cyclone air cylinder is arranged in an inner cavity of the tower body, an air guide cylinder penetrates through the middle of the cyclone air cylinder, an air inlet pipe is arranged on one side of the tower body, and an air outlet pipe is arranged on the other side of the tower body. One end of the air inlet pipe penetrates through the side wall of the tower body and is communicated with the air guide cylinder, a flow deflector is arranged at the inner top of the rotational flow air cylinder, a liquid collecting box communicated with the rotational flow air cylinder is arranged at the inner bottom of the tower body, and a liquid filtering assembly is arranged in an inner cavity of the liquid collecting box. The waste gas treatment device has the advantages that the waste gas treatment device is simple in structure and convenient to use, a large amount of water resources cannot be consumed during use, treatment cost can be reduced, the concept of environmental protection is followed, in addition, the filtering structure is flexible and convenient to clean or maintain, the filtering effect of the filtering structure can be guaranteed, and the waste gas treatment effect and efficiency can be guaranteed.

The utility model discloses a power transmission and transformation equipment insulation supporting device which comprises an insulation base and two sets of installation steel bars symmetrically installed on the left side and the right side of the upper end of the insulation base, a transformer body is jointly and fixedly installed at the upper ends of the two sets of installation steel bars, and four sets of adsorption water removal mechanisms are arranged on the side portion of the transformer body. An adsorption sponge layer used for cleaning water drops on the side portion of the transformer body is installed in the adsorption water removal mechanism, an air drying mechanism is fixedly installed in the middle of the upper end of the insulating base and comprises a bearing cavity, fan blades used for generating wind are installed in an inner cavity of the bearing cavity, and a driving motor is fixedly installed at the top of the air drying mechanism; by arranging the air drying mechanism, the side portion of the transformer body is kept in a dry state, mould breeding is avoided, and by arranging the adsorption water removal mechanism, it is avoided that a large number of water drops accumulate in gaps of the transformer body, and the service life of the transformer body is affected.

The invention relates to the technical field of sanitary equipment, and particularly discloses a novel water-saving deodorant toilet bowl based on fluid dynamic pressure self-driving, which comprises a toilet bowl main body, a first water tank is arranged at the top of the toilet bowl main body, a drain hole is formed in the bottom wall of the first water tank, and a water feeding hole is formed in the bottom wall of the first water tank; a drain outlet is formed in the bottom of the toilet main body; the toilet bowl button is positioned at the top of the toilet bowl main body; the water tank assembly comprises a second water tank, the second water tank is located in the first water tank, a water inlet valve is arranged in the second water tank, and the water inlet valve is sequentially provided with a water inlet, a water outlet and an overflow port from top to bottom; provided is a drain valve assembly. According to the invention, a purely mechanical deodorant valve structure suitable for multiple scenes is provided, the use failure rate is greatly reduced, a trap is removed, a siphon effect generated by a large amount of water is not needed, and the water consumption of the toilet is reduced.

The invention discloses a vibration dewatering device for silica sand production, and belongs to the technical field of vibration dewatering devices for silica sand production, and the vibration dewatering device for silica sand production is characterized in that the vibration dewatering device comprises a dewatering device body, a cleaning assembly is arranged in the dewatering device body, and a frame is fixedly connected to the interior of the dewatering device body; clamping grooves are formed in the front side and the rear side of the inner wall of the frame, clamping blocks are clamped in the two clamping grooves, and an impurity filter screen is fixedly connected to the opposite sides of the two clamping blocks; the cleaning assembly comprises a water storage tank, the rear side of the water storage tank is communicated with a water pump body, and the side, away from the water storage tank, of the water pump body is communicated with a water pipe. And a large amount of water sources are needed under the condition of cleaning the silica sand, so that the problem of water resource waste is caused.

The present application relates to a kind of cleaning machine with sealing structure, including inner container;Door body, can be rotatably arranged in the front side of inner container;Sealing structure;Bottom seal strip is installed in the bottom of door body, the end of bottom seal strip and the lower end between the side seal strip of corresponding side has interval, and each side seal strip and bottom seal strip are equipped with sealing section, in the state that door body is closed, sealing section is pressed on the bottom wall surface of inner container, one end of sealing section is connected or abuts with the side seal strip of corresponding side, and the other end of sealing section is connected or abuts with bottom seal strip.Sealing section connects side seal strip and bottom seal strip, avoid the unconnected place between side seal strip and bottom seal strip from leaking, form reliable corner sealing area, can prevent a large amount of water from overflowing when washing, only a small amount of water seepage, simultaneously, the water vapor generated in the front side area of bottom seal strip is greatly reduced, reduce the difficulty between inner door and outer door water vapor.

The utility model relates to the technical field of pipe fitting processing, and discloses a cutting device for pipe fitting joint processing, which comprises a platform, transverse plates are fixedly mounted on the front side and the rear side of the platform, a water collecting groove is formed in the upper side surface of the platform, and sliding grooves are formed in the inner sides of the front transverse plate and the rear transverse plate. Supporting plates are fixedly mounted on the upper sides of the front transverse plate and the rear transverse plate correspondingly, a top plate is fixedly mounted at the upper ends of the two supporting plates, a water storage tank is fixedly mounted on the upper side of the top plate, and a fixing plate is fixedly mounted on the left side of the bottom of the platform. According to the cut-off device for pipe fitting joint machining, pipe fittings can be conveniently fixed and transported to all machining areas, the efficiency is high, the positions of a cooling shower head and a drying hole can be adjusted in height in the device, water sputtering during cooling is avoided, meanwhile, the working efficiency is improved, dripped and standing cooling water falls into a water collecting tank and is discharged from a water outlet, and therefore the cooling efficiency is improved. A large amount of water is prevented from being accumulated on the platform, the time for treating the accumulated water is shortened, and the working efficiency is improved.

The invention relates to a base station and a cleaning device, the base station is used for stopping the cleaning device, the base station is characterized in that the cleaning device is provided with a dirt collecting groove, and the inner wall of the dirt collecting groove is provided with a dirt discharging hole capable of being opened and closed; the base station comprises: a body having a sewage chamber; the pushing piece is movably mounted on the body; when the cleaning device stops on the body, the pushing piece can be controlled to move relative to the body so as to open the sewage discharging hole to be communicated with the sewage cavity. After the cleaning device stops on the body, the cleaning device is controlled to discharge a large amount of water into the dirt collecting tank, so that the dirt collecting tank is flushed through a large amount of water, and the effect of cleaning the dirt collecting tank is achieved. Moreover, a large amount of water can be directly discharged into the sewage cavity through the sewage discharge hole, namely, the sewage is discharged into the base station, so that centralized treatment in the base station is facilitated, and meanwhile, the situation that the sewage overflows to pollute the surrounding environment due to the fact that a large amount of water is accumulated in the sewage collection tank can be avoided.

The utility model discloses a multi-pipe cooler, which relates to the technical field of cooling equipment, and comprises a cooling box, a plurality of conveying pipes are fixedly mounted in the cooling box in a penetrating manner, one end of each conveying pipe is fixedly connected with a U-shaped pipe group, the other end of each conveying pipe is communicated with a concentration box, one side of the concentration box is provided with a liquid outlet pipe, and the other side of the concentration box is provided with a liquid outlet pipe. Intermittent knocking mechanisms are fixedly installed on one side and inside the cooling box, a circulating pump is fixedly installed at the top of the cooling box, and the water pumping end of the circulating pump communicates with a first guide pipe. The multi-pipe cooler can effectively solve the problems that in the prior art, a large amount of scale impurities are possibly attached to the outer wall of the conveying pipe of the multi-pipe cooler along with the passing of working time, and when the scale impurities reach a certain thickness, the heat exchange effect and efficiency between the conveying pipe and cold fluid are greatly influenced, and the heat exchange efficiency is influenced. Therefore, the cooling effect and the cooling efficiency of the cooler on the hot fluid are greatly reduced.

The invention relates to the technical field of cloth production, in particular to a dyeing machine dry powder feeding barrel with a smashing function, which comprises a feeding barrel main body, a supporting assembly, a smashing device, a driving part and a stirring assembly, the supporting assembly is fixedly connected with the feeding barrel main body, the smashing device is arranged in the feeding barrel main body, and an outer sleeve of the smashing device is fixedly connected with the feeding barrel main body; the top of the feeding barrel is open, and a discharging port is formed in the lower end of a feeding barrel body. The driving part is installed on the feeding barrel body, the output end of the driving part is connected with the stirring assembly, the stirring assembly is arranged in the feeding barrel body, and in this way, the technical problems that in the prior art, when salt and alkali are added into a dyeing machine, a large amount of water is needed for dissolution, the dyeing bath is high, then cost is increased, and environmental pollution is serious are solved.

The utility model discloses a glass fiber reinforced plastic yacht convenient for pipeline connection, which relates to the technical field of yachts, and comprises a yacht body, a working area arranged on the top surface of the yacht body and a power paddle arranged on one side of the surface of the yacht body, and a guide block capable of enhancing driving and having a disassembling effect is arranged on one side in the boat body. When the yacht is used, the bottom of the yacht can be in contact with water in the running process, and the water passes through the guide groove and the water inlet hole and enters the guide block while the bottom of the yacht is in contact with the water inlet hole, so that a large amount of water is in contact fit with the power paddle through the interior of the guide block, and the power potential energy of the power paddle is exerted to the maximum; however, the guide block also has the effects of isolating aquatic plants and removing and cleaning, and the accelerated speed of the yacht is effectively improved through the cooperation between water and the power paddle, so that the running speed of the yacht is obviously improved.

The utility model relates to the technical field of corn production and processing, and discloses a cleaning device for processing fresh sweet waxy corn, which comprises a storage hopper and further comprises a vertically arranged support rod fixed at the top of the storage hopper, a transversely arranged sleeve fixed at the top end of the support rod, and a water storage tank fixed at one side of the storage hopper; according to the corn cleaning device, the water storage tank and the cleaning mechanism are used in cooperation, corn can be cleaned conveniently, the storage hopper, the water storage tank, the filter cartridge, the water inlet pipe, the blow-off pipe and the control valve are used in cooperation, and cleaning water can be filtered conveniently; meanwhile, water resources can be recycled, so that a large amount of water resources can be saved when the device cleans the corn, and meanwhile, the situation that the cleaning structure is blocked by impurities after the device is used for a long time, and the corn cleaning efficiency of the device is reduced is avoided.

The application discloses a water-saving and environment-friendly toilet structure, which comprises an upper box body, a middle box body installed at the bottom of the upper box body and a lower box body installed at the bottom of the middle box body, and a toilet bowl is arranged in the upper box body; when a user uses the toilet, gas is filled into a second air bag through a gas supply device to close a defecation opening, and a defecation pipeline is opened at the same time, so that excrement can enter into the lower box body through the defecation pipeline; after use, a small amount of water can be used to clean the toilet bowl; after cleaning, gas is filled into a first air bag through the gas supply device to close the defecation pipeline, so that the odor of the excrement in the lower box body is prevented from running out through the defecation pipeline to pollute the air in the toilet; after multiple uses, the defecation pipeline and the defecation opening are opened at the same time, and then a large amount of water is used to flush the excrement in the lower box body out through the defecation opening; and the toilet does not need to be flushed with a large amount of water after each use, so that a large amount of water resource can be saved.

The utility model relates to the technical field of outdoor apron construction, in particular to a novel apron and finished drainage ditch combined construction structure which comprises a building wall waterproof layer and an outer wall heat preservation layer installed on the right side of the building wall waterproof layer. The L-shaped water dispersion surface layer is poured on the right side of the outer wall heat preservation layer; a concrete cushion layer is poured at the bottom of the outer wall heat preservation layer, and the bottom of the vertical section of the L-shaped water dispersion face layer is connected with the concrete cushion layer. The space defined by the outer wall heat preservation layer, the L-shaped water dispersion face layer and the concrete cushion layer is filled with a lime soil backfill layer. A finished drainage ditch is installed on the concrete cushion layer and tightly attached to the right side of the vertical section of the L-shaped water dispersing face layer. The structure is simple, construction is convenient, and the defects that differential settlement is prone to occurring and the waterproof capacity is weak in an existing apron and finished drainage ditch combined construction mode can be effectively overcome.

The invention belongs to the technical field of nuclear power chemistry, and particularly relates to a method for reducing the amount of regenerated tritium-containing wastewater of a high-temperature gas cooled reactor condensate polishing system. Before the failed resin is regenerated, desalted water is used for flushing the failed resin in the front cation bed and the mixed bed so as to reduce the tritium content in the resin, and the flushing water returns to the system and is reused as secondary loop water replenishing, so that the amount of tritium-containing wastewater generated during resin regeneration is reduced. The demineralized water is used for flushing invalid resin in the front cation bed and the mixed bed, so that tritium adsorbed by the resin is flushed down by a large amount of water, the content of tritium in the resin is reduced, and the amount of tritium-containing wastewater generated during resin regeneration can be effectively reduced.

The utility model provides a wall-mounted cleaner, and relates to the technical field of wall-mounted cleaners, the wall-mounted cleaner comprises a cleaner main body and a transducer backseat, one side of the cleaner main body is provided with a cover plate ring, one side of the cover plate ring is provided with a cover plate body, the inner wall of the cover plate body is provided with a button display panel, and the button display panel is provided with a button. When the cleaner main body is used for cleaning an object, the object is placed in a large amount of water, then one end of the transducer main body is placed in the water, the on-off key on the cleaner main body is turned on, a gear is selected by operating the key display panel to start the power supply, the transducer main body can generate ultrasonic vibration, and the ultrasonic vibration can be realized. By means of the ultrasonic cavitation principle and the blasting principle, countless tiny air bubbles can be generated and blasted, so that the powerful decontamination effect is achieved, stubborn stains attached to the surface of an object and parts which are not easy to clean are effectively cleaned, the cleaning effect and the cleaning efficiency are improved, and the stubborn stains and residual pesticides can be effectively removed.

The present invention relates to a method and installation for loading boreholes with bulk water-based suspension or watergel type explosives characterized by the sensitization of the product by mixing a non-explosive or low sensitivity suspension matrix with compressed gas (e.g. air) at the end of the delivery hose.

The utility model discloses a precise temperature control system, belongs to the technical field of cultivation temperature control, and aims to solve the problem that the control precision of the heating temperature of a water body is poor due to the fact that a large amount of impurities such as incrustation are easily attached to the surface of the part, placed in the water body, of a heating pipe in the long-term use process. Comprising a culture pond, a partition plate fixed to an inner cavity of the culture pond, a partition plate fixed to the inner cavity of the culture pond, a plurality of heating pipes installed in the inner cavity of the culture pond and located at the bottom of the partition plate and an auxiliary temperature control mechanism acting on the heating pipes, and the auxiliary temperature control mechanism comprises a cleaning assembly; according to the device, the magnetic sleeve can drive the cleaning sleeve attached to the peripheral face of the heating pipe to move in a reciprocating mode under the magnetic attraction effect between the magnetic strip and the magnetic sleeve, so that water scale and other impurities attached to the surface of the heating pipe can be removed, the water heating precision of an inner cavity of a culture pond can be improved, and the applicability of the device is improved.