46results about How to "Play a water-saving effect" patented technology

The invention relates to a large flow slot barrelless antiosmosis water purification machine system, comprising a water inlet solenoid valve, a first one way valve, a five-in-one front filter, a booster pump and an RO membrane assembly which are connected in sequence by a pipeline; the pipeline is provided with a water inlet TDS probe and a water outlet TDS probe. A condensed water end of the membrane assembly is connected with a condensed water draining path and a condensed water backflow path; the condensed water draining path is provided with a first combined solenoid valve with a first waste water ratio, a first branch is connected with a flushing solenoid valve, a second branch is connected with a second combined solenoid valve with a second waste water ratio in parallel, the condensed water backflow path is connected with a circulated waste water valve and a second one way valve, and a circulated flushing solenoid valve is arranged between a water inlet end and a water outlet end of the circulated waste water valve by a bypass. The system can realize reuse of the condensed water according to different degrees of water quality characteristics of inlet water, achieves a water saving effect and ensures service life of the RO membrane and a pure water quality.

The invention relates to a water-saving agricultural irrigation device convenient to adjust. The device comprises a base, wherein rollers are arranged at the bottom of the base; a groove is formed inthe base; a mounting seat, a first outer cylinder and a slide rail are fixed in the groove; a water storage tank and a water pump are fixed on the mounting seat; first sliders matched with the slide rail are arranged on the slide rails; fixing bolts are arranged on the first sliders; an electric telescopic rod and a second outer cylinder are fixed on the first sliders respectively; a platform is fixed at an end part of the rod body of the electric telescopic rod and fixed with a mounting plate through a support rod; slide plates are fixed on two sides of the mounting plate; slide grooves are formed in the slide plates; second sliders matched with the slide grooves are arranged in the slide groove; adjusting inner cylinders are arranged in the first outer cylinder and the second outer cylinder, and mounting grooves are formed in the side surfaces of the adjusting inner cylinders. According to the technical scheme, the defects that irrigation height cannot be adjusted and irrigation water outlet density cannot be adjusted according to different water demanding degrees of crops in the prior art can be effectively overcome.

The invention relates to an ecological field ridge for reducing lateral seepage of rice field diffused pollution. The ecological field ridge aims at solving the problem that the existing field ridge cannot improve utilization efficiency of a rice field and effectively prevent water and nutrition loss caused by the lateral seepage simultaneously. The arrangement way of the ecological field ridge is that a rectangular or an inverted trapezoidal ditch with depth of 70cm-100cm, bottom width of 40cm-80cm and top width of 50cm-100cm is dug at the position 5cm-10cm far away from the rice field, the ditch is divided into three filtering belts through bamboo poles and straw mats, a gravel belt is positioned close to the rice field, a biochar belt is positioned in the middle, and a clay belt is positioned close a trench. By means of the ecological field ridge, utilizing efficiency of the field ridge is increased, the lateral seepage water yield is reduced by 50%-90%, and diffused pollutant nitrogen and phosphorus are decreased by 70%-100%. The ecological field ridge is suitable for lateral seepage rice soil in northeast China regions.

The invention discloses a fertilizer for tea trees and a water and fertilizer application method for the tee trees. The water and fertilizer application method combines constant-value irrigation with optimized fertilization and provides a scientific technology for tea growers on an aspect of water and fertilizer management. Compared with the conventional water and fertilizer management, after being used, the water and fertilizer management technology has the advantages that more water, time and labor are saved, and the yield and quality of fresh tea leaves are greatly increased.

The invention relates to the technical field of farmland irrigation, in particular to a high-standard farmland water-saving irrigation intelligent control method and system. The high-standard farmlandwater-saving irrigation intelligent control method comprises the steps that farmland irrigation equipment identifiers are obtained, and the irrigation range corresponding to each farmland irrigationequipment identifier is obtained; crop type information in each pre-planned to-be-irrigated farmland planting area is obtained, and irrigation demand data corresponding to each piece of crop type information is obtained; when an irrigation starting instruction is obtained, crop irrigation amount information corresponding to each to-be-irrigated farmland planting area is generated according to eachirrigation demand data, and irrigation total amount data is calculated according to the crop irrigation amount information; and irrigation water storage capacity information is obtained, the irrigation water storage capacity information is compared with the irrigation total amount data, and a corresponding irrigation response instruction is generated according to a comparison result and the irrigation range. The high-standard farmland water-saving irrigation intelligent control method and system have the effect of improving the intelligence of automatic watering of a farmland.

The invention discloses a ring type fruit-vegetable circulation cleaning device, which comprises a cleaning pool, a controller and a ring-shaped conveying line. A conveying track along a ring-shaped conveying line in the cleaning pool is successively provided with a fruit-vegetable taking and putting port, a preliminary washing lifting station, a descending station, a fluctuating station, a risingstation and a final washing downward moving station, a slide seat of the ring-shaped conveying line is provided with a mounting plate which is connected with a mounting frame capable of being liftedthrough a screw rod, and the mounting frame is provided with a cage net used for putting fruits and vegetables. According to the ring type fruit-vegetable circulation cleaning device, the cage net isdriven to move in the cleaning pool through the ring-shaped conveying line, the cage net rotates and moves in the cleaning pool, a first spray mechanism sprays the rotating cage net for the first timeto roughly wash away obvious soils on the surfaces of the fruits and vegetables, the cage net floats up-down and rotates to pass through an immersion chamber so that the fruits and vegetables fully contact cleaning water, a second spray mechanism sprays the fruits and vegetables finally to ensure cleanness of the cleaned fruits and vegetables, the ring type fruit-vegetable circulation cleaning device has large capacity and cleaning efficiency, and is suitable for cleaning large quantities of the fruits and vegetables.

The invention provides a multifunctional seedling growing bed with plant characteristic spectral LEDs. The multifunctional seedling growing bed is characterized by comprising a seeding growing shelf, a plurality of frames arranged from top to bottom are fixedly arranged on the seedling growing shelf, a bottom plate is arranged on each frame, a seedling growing box is placed on each bottom plate, an atomizing spray head is fixedly arranged in the middle of a bottom face of a corresponding frame above each seedling growing box, a seedling growing lamp is fixedly arranged on the frame above each bottom plate, an LED lamp panel of the seedling growing lamp is provided with red-light, blue-light and white-light LED beads, the red-light, blue-light and white-light LED beads are connected with a programmable controller, each seedling growing lamp comprises an integrated bar-shaped tubular shell, a plurality of parallel grooves are formed in each bottom plate, a plurality of water through holes are formed in a bottom face of each seedling growing box and above the grooves, a matrix block is held in each seedling growing box, and a plant insertion hole penetrating through the matrix block from top to bottom is formed in each matrix block. The multifunctional seedling growing bed with the plant characteristic spectral LEDs has the advantages that an indoor space can be fully utilized, sufficient nutrition can be provided for plants, and the plants are enabled to get sufficient light.

The invention discloses an improved toilet. The improved toilet comprises a water tank, a toilet base and a toilet cover, wherein a retainer ring is arranged on the inner wall of the toilet base; a first pipeline is arranged at the lower part of the retainer ring and is connected to a urine recycling device; a urine storage cavity and a water cavity are formed in the urine recycling device; the urine storage cavity and the water cavity are connected with each other through a second pipeline; a reverse osmosis membrane is also arranged between the urine storage cavity and the water cavity; a pressing device is arranged in the urine storage cavity; a floating block is arranged in the water cavity and is connected to the bottom of the water cavity through a flexible line; when the water level in the water cavity rises to the maximum level, the floating block ejects an indication block which is arranged on the upper wall of the water cavity; a water pump is also arranged in the urine recycling device; one end of the water pump is connected to the bottom of the water cavity, and the other end of the water pump is connected to a third pipeline; a switch used for controlling the water pump is also arranged on the urine recycling device. The improved toilet has the beneficial effects that the urine and the excrement can be conveniently separated; the water in the urine can be reused, and water can be saved.

The present invention discloses a vehicle three-way catalytic converter cleaning agent, which comprises, by weight, 8-30 parts of a carbon dissolving agent, 32-70 parts of an organic acid, 10-80 partsof a fatty acid condensation substance, 5-50 parts of a sodium salt surfactant, 1-14 parts of a long-chain alkyl quaternary ammonium salt, 1-4 parts of a chelating agent hexadecyl trimethyl ammoniumbromide, 4-16 parts of limonene, and 740-930 parts of softened water, wherein the carbon dissolving agent comprises cyclohexane and nanometer titanium dioxide. According to the present invention, thevehicle three-way catalytic converter cleaning agent can provide good cleaning effect at room temperature, and can further provide good cleaning effect if the three-way catalytic converter cannot be cooled after the vehicle is started.

The invention provides an overexploitation area surface water-saving irrigation and low-pressure underground pipe network recharge exploitation supplement coupled system which comprises a water source, a filter tank, an underground pipe network, a surface drip irrigation device and an underground water recharge device. The water inlet end of the filter tank is communicated with the water source through a first centrifugal pump and a first conveying pipeline, the underground pipe network comprises a plurality of underground water filter pipes which are vertically and horizontally staggered andmutually communicated, one end of each underground water filter pipe is connected with the filter tank through a water collecting pipe, the other end of each underground water filter pipe is connectedwith a settling tank, the surface drip irrigation device comprises a pivot head, a drip irrigation belt and a drip irrigation head, one end of the pivot head is connected with the water outlet end ofthe filter tank, the other end of the pivot head is connected with multi-row main pipes, multi-line branch main pipes are connected with the main pipes, the drip irrigation belt is connected with thebranch main pipes, the drip irrigation head is arranged on the drip irrigation belt, the underground water recharge device comprises an exploited well, and underground water is conveyed into the irrigation belt through a second centrifugal pump and a water conveying pipeline.

The invention relates to planting of polygonum cuspidatum, in particular to a planting method for improving the yield and quality of polygonum cuspidatum. The method comprises the following steps of firstly, preparing land, deeply ploughing the soil by 25-40cm, and then applying bio-organic fertilizer and compound fertilizer; secondly, selecting excellent plants for root division propagation; performing ridging again, dipping roots with humic acid water-soluble fertilizer, and performing transplanting and planting; then performing field management and weeding, spraying seaweed foliar fertilizer in the squaring stage (the first ten days and the middle ten days of June), topdressing quick-acting fertilizer in the flowering stage (the last ten days of July to the first ten days of August), performing watering thoroughly after application, and the enabling soil water content to be kept at 40%-50%; and finally harvesting roots and rhizomes in September of the third year of planting. The method is simple and easy to operate, can effectively prevent root rot and harm caused by continuous cropping planting, controls the heavy metal and pesticide residues to be lower than the national standard, improves the quality of polygonum cuspidatum, and increases the yield by about 10-20%.

The invention discloses municipal garden irrigation equipment, and relates to garden equipment. According to the technical scheme, the equipment includes a vehicle frame, a drive mechanism and a wateroutlet roll, wherein the drive mechanism is arranged on the vehicle frame and drives the water outlet roll to rotate. The water outlet roll is internally provided with a waterway which is provided with a water inlet end and a water outlet end, the water inlet end is communicated with a discharge hole of a water pump, and the water outlet end deviates from the center of a rotating shaft of the water outlet roll. A sprinkler is fixed on the vehicle frame and provided with a water inlet for water intake and a water spray hole for irrigation to plants. The water inlet deviates from the axis of the water outlet roll. When the water outlet roll rotates, the water outlet end directly faces the water inlet periodically to make the waterway communicated with the water inlet. When the irrigation equipment works, automatic irrigation can be completed without manual start-up and shut-down of the water pumps, and the irrigation efficiency is high. The equipment can automatically and accurately irrigate the plants, and water does not easily fall into the vacant land between adjacent plants, and thus water is saved.

The invention discloses an energy-saving and water saving multifunctional dual cylinder heat insulation bath tub with a cover, adopting a dual cylinder structure, which is characterized in that: a transverse layer with lateral arrangement is arranged in the middle and divides bath tub into two parts. The invention adopts a heat insulation structure with a cover, a fixture for fixing the drainpipe of a washing machine, a pipeline typed electric water heater matched with a pipeline pump to cyclically heat the hot water in the bath tub, and a two-bit three-way changeover valve to switch the destination of water flow in the pipeline pump. The bath tub has the advantages of neatness and hygiene, energy-saving, water saving, suitability for the use for both adults and babies with the same bath tub, ability to be matched with other household electrical appliances to finish the energy-saving and water saving function, and suitability for making a new generation environment protection and comfort bath tub.

The invention relates to an ecological field ridge for reducing lateral seepage of rice field diffused pollution. The ecological field ridge aims at solving the problem that the existing field ridge cannot improve utilization efficiency of a rice field and effectively prevent water and nutrition loss caused by the lateral seepage simultaneously. The arrangement way of the ecological field ridge is that a rectangular or an inverted trapezoidal ditch with depth of 70cm-100cm, bottom width of 40cm-80cm and top width of 50cm-100cm is dug at the position 5cm-10cm far away from the rice field, the ditch is divided into three filtering belts through bamboo poles and straw mats, a gravel belt is positioned close to the rice field, a biochar belt is positioned in the middle, and a clay belt is positioned close a trench. By means of the ecological field ridge, utilizing efficiency of the field ridge is increased, the lateral seepage water yield is reduced by 50%-90%, and diffused pollutant nitrogen and phosphorus are decreased by 70%-100%. The ecological field ridge is suitable for lateral seepage rice soil in northeast China regions.

The invention discloses an IoT (Internet of Things)-based superior agricultural water-saving irrigation system, and relates to the technical field of irrigation systems. The system comprises an irrigation assembly, a plurality of soil humidity sensors, a water supply device and a control device, wherein the water supply device comprises a quantitative box, a water storage pool, a first water pumpand a second water pump, a first water pipe is fixed at a water outlet of the first water pump, one end of the first water pipe is located in the quantitative box, a transverse plate is fixed at the upper part of one side of the quantitative box, and a liquid level sensor is fixed on one surface of the transverse plate. According to the system, water can be extracted into the quantitative box through the first water pump and the first water pipe, water height in the quantitative box can be monitored by the liquid level sensor, timing can be performed by a timer, a second switching valve can becontrolled to be closed and opened and timing and quantitative processing can be performed on irrigation by a processor, and the problem that the water consumption of an existing irrigation system cannot be effectively controlled is solved.

The invention relates to the technical field of water supply and drain, in particular to a flow speed sectioned quick water-saving faucet, comprising the compounds of a torsion handle, a spring, a torsion handle rod, an upper buckling ring, a lower buckling ring, an inserted pin hole, lock pins, an inserted pin spring, a chassis, and the like. An upper buckling ring and a lower buckling ring combined with a sleeve integrally are orderly arranged on the internal wall of the sleeve from the upper to the lower; the torsion handle rod is inserted to the sleeve; a transverse inserted pin hole is arranged on the sidewall of the torsion handle rod; and two lock pins are inserted to the two ends of the inserted pin hole and movably matched with the inserted pin hole. The invention not only limits the initial water flow speed of the water faucet when opened so as to prevent the waste of the water resource due to too large initial flow speed and to save water, but also can improve the water outlet speed quickly when a user needs large-flow water so as to save the time of improving the flow speed; thus, the flow speed sectioned quick water-saving faucet has the advantages of convenient and quick operation.

The invention discloses a multifunctional toilet. The multifunctional toilet comprises a water tank, a toilet base and a toilet cover, wherein a retainer ring with the upper end which is provided with an opening is arranged on the inner wall of the toilet base; a first pipeline is arranged at the lower part of the retainer ring and is connected to a urine recycling device; a urine storage cavity and a water cavity are formed in the urine recycling device; the urine storage cavity and the water cavity are connected with each other through a second pipeline; a reverse osmosis membrane is also arranged between the urine storage cavity and the water cavity; a pressing device is arranged in the urine storage cavity; a third pipeline is arranged in the water cavity and is used for discharging water. The multifunctional toilet has the beneficial effects that 1) the urine and the excrement can be conveniently separated; 2) the water in the urine can be reused, and water can be saved.

The invention discloses a water-saving watering cart. Main points of the technical scheme are that the watering cart comprises a rotating rod and a first telescopic rod, the rotating rod and the firsttelescopic rod are both electrically connected with a control device, one end of the first telescopic rod is installed on a support, the other end of the first telescopic rod is connected to the rotating rod, one end of the rotating rod is rotationally connected to the support, the other end of the rotating rod is connected to a spray head, and during work, the first telescopic rod drives the rotating rod to rotate so as to drive the spray head to swing. The invention has the following beneficial effects: the first telescopic rod drives the spray head on the rotating rod to swing; a pluralityof spray heads are used for spraying at different angles to achieve a uniform spraying effect, the spraying effect is better than that of single-spray-head large-water-volume spraying, near sedimentation can be avoided, and the water consumption is reduced, so that the watering cart can be used for spraying at a longer distance, the consumption of repeatedly adding water can be reduced, and the water-saving effect is achieved.

The invention belongs to the technical field of tunnel fire-fighting, and particularly relates to a tunnel fire water supply double-supply system which comprises a fire-fighting pool, a mountain massif drainage ditch located above the fire-fighting pool, a well located under the fire-fighting pool, a differential-pressure water supply unit for utilizing differential pressure for supplying water inthe mountain massif drainage ditch to the fire-fighting pool, and a pump type water supply unit for utilizing pump pressure for supplying water in the well to the fire-fighting pool. According to thetunnel fire water supply double-supply system provided by the invention, impounded water of a mountain massif is fully utilized, so that the recycling of the impounded water of the mountain massif isimproved, and a water saving effect is achieved; and the system mainly utilizes the impounded water of the mountain massif and is seldomly suppled with water through a submerged pump, so that the energy consumption and the power consumption are remarkably reduced, and a remarkable energy saving effect is achieved.

The invention discloses a system for providing heat quantity for CCS (carbon dioxide capture and storage) by adopting a transcritical carbon dioxide heat pump, which belongs to the field of energy utilization and coal fired power generation. The system comprises two parts of a transcritical carbon dioxide heat pump system and the system for capturing carbon dioxide by a chemical absorption method in a coal-fired power plant, wherein the two parts are connected into the system capable of saving energy resources by a boiling unit 12, and the boiling unit 12 of the system capturing the carbon dioxide by the chemical absorption method in the coal-fired power plant is an air cooler of the transcritical carbon dioxide heat pump system. The heat pump device can improve the economical efficiency of the carbon dioxide captured by a chemical absorption method in the coal-fired power plant, and can reduce the water consumption amount of the coal-fired power plant.

The invention discloses municipal garden irrigation equipment, and relates to garden equipment. According to the technical scheme, the equipment includes a vehicle frame, a drive mechanism and a wateroutlet roll, wherein the drive mechanism is arranged on the vehicle frame and drives the water outlet roll to rotate. The water outlet roll is internally provided with a waterway which is provided with a water inlet end and a water outlet end, the water inlet end is communicated with a discharge hole of a water pump, and the water outlet end deviates from the center of a rotating shaft of the water outlet roll. A sprinkler is fixed on the vehicle frame and provided with a water inlet for water intake and a water spray hole for irrigation to plants. The water inlet deviates from the axis of the water outlet roll. When the water outlet roll rotates, the water outlet end directly faces the water inlet periodically to make the waterway communicated with the water inlet. When the irrigation equipment works, automatic irrigation can be completed without manual start-up and shut-down of the water pumps, and the irrigation efficiency is high. The equipment can automatically and accurately irrigate the plants, and water does not easily fall into the vacant land between adjacent plants, and thus water is saved.

The invention relates to the field of yarn dyeing, and particularly discloses dye liquor for producing high-color-fastness yarn and a water-saving spray dyeing process thereof. The dye liquor is prepared from the following raw materials in parts by weight: 5-10 parts of disperse dye, 0.1-0.3 part of lanthanide chloride rare earth, 5-12 parts of dispersing agent, 20-40 parts of normal propyl alcohol, 20-35 parts of pigment printing paste, 3-5 parts of surfactant, 25-40 parts of glycerol, 6-8 parts of adhesive, 16-21 parts of resin, 10-25 parts of color fixing agent and 60-80 parts of water. The water-saving spray-dyeing process adopting the dye liquor comprises the following four steps of spray-dyeing yarns, ageing the yarns after spray-dyeing, washing the yarns after spray-dyeing, and shaping the yarns after spray-dyeing. According to the dye liquor, the bath ratio in the subsequent dye liquor utilization process can be small, and dyed yarn is high in color fastness; and in addition, the water-saving spray-dyeing technology has the advantages of being short in operation process and small in water consumption.

The invention provides a small agricultural machinery irrigation device, and belongs to the technical field of agricultural facilities. The small agricultural machinery irrigation device comprises a box body, a first irrigation pipe is arranged at the bottom of the inner side of the box body, a supporting cylinder is arranged at the upper part of the box body, one end of the first irrigation pipeextends out of the box body and is connected with an external water source pump, and the other end of the first irrigation pipe is connected with a first hose; and the end, away from the first irrigation pipe, of the first hose is connected with a second irrigation pipe through a rotary joint, the second irrigation pipe vertically penetrates through the interior of the supporting cylinder, the upper end of the second irrigation pipe extends to the position above the supporting cylinder and is rotationally provided with an adjusting sleeve, and the second irrigation pipe and the inner wall of the supporting cylinder are in rotary connection through a bearing. The irrigation device has the advantages of being convenient to use, wide in irrigation range, high in irrigation efficiency and adjustable in irrigation amount; and compared with the prior art, the irrigation amount of a water source can be adjusted according to the demand of farmland or crops for water, so that the water-saving effect is achieved, and waste of water resources is avoided.

The invention relates to the technical field of cooling towers, in particular to an energy-saving and environment-friendly cooling tower for noise reduction, energy storage, power generation, which includes a tower body, a fan, a packing assembly, a water receiver, an energy storage power generation device, and a noise reduction device. The fan is installed on the tower body. The top, the packing device and the water eliminator are all installed in the tower body. The noise-reducing energy-storage power generation energy-saving and environmental protection cooling tower of the present invention uses the energy-storage power generation device to convert the potential energy of the water flow in the rain area into electric energy, which saves energy loss. The operation of the impeller can The impacted droplets will fly, and the droplets will break. The broken droplets increase the heat exchange area with the airflow, strengthen the heat exchange effect, and can also save water; at the same time, the spiral guide vane of the noise reduction device can The cooling water falling from the socket is received to reduce the flow rate of the cooling water, which not only has the effect of noise reduction, but also reduces the splash of liquid droplets caused by the impact of running water, and has the effect of saving water.

The invention discloses an intelligent toilet bowl with flow control and communication functions and a control method thereof. The device comprises a flow control device, a communication device and a toilet bowl body. The flow control device is arranged at the bottom of a water tank of the toilet bowl body. The communication device is arranged on one side of the outer wall of the toilet bowl body. The communication device is connected with a communication terminal through a communication network. The flow control device comprises a drainage branch pipe, a solvent branch pipe, a drainage main pipe, a flow processor, a flow sensor, a water flow control valve and a solvent control valve. The communication device comprises a communication control module, a terminal selection module, an interactive communication module and a voice module. The intelligent toilet bowl with the flow control and communication functions is provided with the flow control device and the communication device, the water saving effect is achieved, and the problem that the communication terminal cannot be conveniently used in the defecation process is solved.

The invention relates to the technical field of water supply and drain, in particular to a flow speed sectioned quick water-saving faucet, comprising the compounds of a torsion handle, a spring, a torsion handle rod, an upper buckling ring, a lower buckling ring, an inserted pin hole, lock pins, an inserted pin spring, a chassis, and the like. An upper buckling ring and a lower buckling ring combined with a sleeve integrally are orderly arranged on the internal wall of the sleeve from the upper to the lower; the torsion handle rod is inserted to the sleeve; a transverse inserted pin hole is arranged on the sidewall of the torsion handle rod; and two lock pins are inserted to the two ends of the inserted pin hole and movably matched with the inserted pin hole. The invention not only limitsthe initial water flow speed of the water faucet when opened so as to prevent the waste of the water resource due to too large initial flow speed and to save water, but also can improve the water outlet speed quickly when a user needs large-flow water so as to save the time of improving the flow speed; thus, the flow speed sectioned quick water-saving faucet has the advantages of convenient and quick operation.

The invention discloses an energy-saving environment-friendly shower device which comprises a fixing strip, a connecting pipe, a valve and a fixing ring. The upper end of the connecting pipe is provided with a rotating ball which is movably mounted. The connecting pipe is provided with a shower which is movably mounted through the rotating ball. The middle part of the upper end of the connecting pipe is provided with a fixed block which is fixed. The middle part of the upper end of the connecting pipe is provided with a fixing frame. One side of the fixing frame is provided with a nozzle. Thelower end of the nozzle is provided with a flexible pipe. One end, which is different from the nozzle, of the flexible pipe is mounted on the valve. The vale is mounted at one side of the lower end ofthe connecting pipe. One side of the lower end of the connecting pipe is provided with a water inlet pipe. One side which is different from the water inlet pipe at the lower end of the connecting pipe is provided with a faucet in a communicating manner. The lower end of the connecting pipe is provided with a bearing which is fixed. The lower end of the bearing is provided with a connecting rod which is fixed. The lower end of the connecting rod is welded to a connecting block. The fixing ring is welded to one side of the connecting block. The energy-saving environment-friendly shower device prevents water resource waste through water resource collection by a water receiving trough and a basin.

The invention discloses a water-saving hot water circulating pump which comprises a pump body, a motor and a machine shell, wherein the motor is connected with the pump body, and the machine shell is arranged below the pump body. The pump body comprises a pump shaft and an impeller which is arranged around the pump shaft. The motor is connected with the pump shaft of the pump body through a coupler, a seal chamber is formed between the pump body and the machine shell, and a throttling by-pass pipe is connected on the seal chamber. According to the mode, the water-saving hot water circulating pump can ensure circular flow of water flow in the pump body, reduces loss of water flow passing through the pump body, plays a role in water conservation, and can accurately control the water flow in the pump body.