30results about How to "Strong water pressure" patented technology

The invention relates to a submarine with internal and external water reducing resistance to internally form efficient and energy-saving power impelling, in particular to a submarine capable of automatically generating electrical power for persistently sailing. Conventional submarine sailings have rudder resistance and the fluid resistance and the noise of surface orifices, and ballast water occupies the load during sailing; the power of a propeller pays out energy consumption for loading the water weight and various resistance factors, and partial power is lost and wasted; and the bearing capacity of a commonly known diesel-electricity storage energy source is limit, the power is limit, and the endurance of sailing oceanic energy sources is limit. The innovative impelling mechanism adopts the scheme that the submarine is provided with a relevant guide rudder and has no resistance; the orifices are inwards arranged for collective and distributive drainage; the ballast water is converted and reduced for light sailings; bundling untangling is water jet propulsion; the power loss is reduced, and the impelling efficiency is increased; the submarine impelling mechanism has the multiple dual-purpose effect of water, the storage electricity source impels to promote the resistance, and water resources circularly act on a generating system and an electrical system; a distribution system is switched, and the generating system is operated to output electric energy so as to promote to generate energy and supply for the endurance; the energy replacing and saving are finished, and the emission is reduced; and the submarine is beneficial to the ecological protection and suitable for oceanic strategies and embodies full energy storage innovative and characteristic oceanic sailings.

A compounded toothbrush comprises a compounded brush head and a toothbrush handle. The compounded brush head is provided with a hollow part and a jet flow hole which are communicated with each other,an opening of the hollow part is formed in the near end of the compounded brush head and connected with the toothbrush handle, and the jet flow hole is formed in the far end of the compounded brush head; a water inlet channel and a driving motor are arranged inside the toothbrush handle, one end of the water inlet channel is connected with an external water source, the driving motor is provided with a hollow shaft for driving the compounded brush head to move, and the two ends of the hollow shaft are communicated with the open end of the hollow part and the water inlet channel to form a through runner. According to the compounded toothbrush and tooth cleaning set, the tooth brushing and tooth washing compounded function is achieved through the compact integrated structure, the number of tooth cleaning tools needed by a user is decreased, the tooth cleaning process is simplified, and the set has the advantages of being good in storage, regular in constraint and convenient to use.

[Problem] To provide a marine power generation system which is engineered to be able carry out power generation stably and highly efficiently, using the large source of energy even in ocean currents having insufficient speeds to create a water current, similar to a water discharge from a dam, which is ideal for hydroelectricity.[Solution] As an example of a water intake structure (10), a sea surface floatation object, floats on the sea by buoyancy, and has an aperture part (12) through which seawater is taken therein. A water guide pipe (20) is underwater, which secures a space underwater. One end of the water guide pipe (20) is connected to the sea surface floatation object (10), and the seawater which is taken in from the sea surface floatation object which is the water intake structure (10), is introduced downward under the sea surface. Power generators (30) that generate power from either the falling motion of the seawater or water pressure are in the water guide pipe (20), and carry out power generation. A submersible body (40) is in the water, and an accumulation space (41) is provided that takes in the seawater which is discharged from another end of the water guide pipe (20). The seawater that is taken into the accumulation space (41) in the submersible body (40) is discharged outward from the submersible body (40) by a discharge part (50).

The invention discloses a noise-reducing integrated water cup cleaning device which comprises a housing and a noise-reducing part, wherein a horizontal partition is arranged in the housing, and the housing is divided by the horizontal partition into a cleaning part and a device part; the noise-reducing part is arranged under the housing; the device part comprises a purification pipe, a main water tank, an air cylinder, a detergent box, a steam engine, an ejector pump, a heating device, a water distribution pipe and an air distribution pipe; a cover body is connected with one side of the cleaning part; a plurality of first nozzles are arranged on the cover body; the cleaning part comprises a plurality of cup stands; a plurality of air holes are formed in one side surface of each cup holder; second nozzles are arranged at a second water outlet end; the vertical height of each second nozzle is less than that of a cup holder; the noise-reducing part comprises a pipe shell and an air pipe arranged in the pipe shell; and the interval between the pipe shell and the air pipe is filled with noise-reducing cotton. Through adoption of the noise-reducing integrated water cup cleaning device, impurities and harmful substances in washing water can be sufficiently removed, the amount of washing water used for cleaning cups each time is automatically controlled, the cups are subjected to gradual steam drying and air-cooled drying, and noise-reducing treatment is performed, so that the cleanliness and the cleaning efficiency are improved, and the service life of the noise-reducing integrated water cup cleaning device is prolonged.

The invention discloses an artificial wetland ecological sewage treatment system, and relates to the technical field of artificial wetlands. The system comprises a sewage filtering device and an artificial wetland device, wherein a filtering plate is mounted in the sewage filtering device; the sewage filtering device is connected with a drain pipe; the drain pipe is connected with the artificial wetland device after being connected with a high-pressure water pump; and the artificial wetland device comprises an ecological purification layer, an ecological planting layer and an aeration aerator.Through the sewage filtering device, the sewage is preliminarily filtered; through an inclined bottom plate, sundries are more easily discharged;through the arrangement of the ecological purificationlayer and the ecological planting layer, the sewage is filtered and purified layer by layer; through the arrangement of the high-pressure water pump, the water pressure in the drain pipe is strong, and through the ecological purification layer, the pipe is not easy to block; through the arrangement of the aeration aerator, the sewage is aerated to improve the decomposition of the sewage by aquatic plants and loaches and to prevent secondary pollution of the purified sewage.

The invention discloses a novel backwashing water intake system for a water purification building. The system comprises an infiltration gallery, a clean water tank and the water purification building directly arranged in a river, wherein the infiltration gallery is communicated with the clean water tank through a bottom through hole; the clean water tank is communicated with the bottom of the water purification building through a pipeline; infiltration gallery bell mouth bases are symmetrically arranged at the bottoms of both sides of the infiltration gallery and are provided with bell mouths; the bell mouths are arranged obliquely downwards from the outside to the inside of the infiltration gallery; the pipeline comprises a water inlet pipe, a backwashing pipe and a water outlet pipe; the water outlet pipe is arranged on the water purification building; a horizontal centrifugal pump is arranged at the bottom of the water purification building; the water inlet pipe is arranged on the horizontal centrifugal pump; one end of the water inlet pipe is communicated with the clean water tank, and the other end of the water inlet pipe is communicated with the water outlet pipe; the backwashing pipe is arranged on the water inlet pipe; and one end of the backwashing pipe is communicated with another clean water tank. The water intake system has the characteristics of high backwashing water flow, high water pressure, capabilities of ensuring the engineering quality and the backwashing effect, saving materials and lowering the construction cost and difficulty in blocking.

The invention provides a composite heat-insulating PVC pipe which comprises a PVC pipe body and a marking line. The marking line is arranged in the surface of the PVC pipe body in an embedded mode, and the PVC pipe body internally comprises a heat-insulating layer which is arranged on the inner wall of the PVC pipe body in a nested mode. A buffer layer is arranged in the heat-insulating layer in an embedded mode, and the surface of the buffer layer is fixedly connected with a plurality of pull blocks. The inner wall of the heat-insulating layer is fixedly connected with four cushion blocks, and the surfaces of the cushion blocks are fixedly connected with supporting rods. One end of each supporting rod is fixedly connected into a central block, and four fixing grooves are formed in an internal opening of the central block. The four fixing grooves are arrayed in a cross-shaped mode, and fixing sleeves are arranged in the fixing grooves in an embedded mode correspondingly. The compositeheat-insulating PVC pipe has the advantages that the good heat-insulating capacity is achieved, the high water pressure can be borne, and the extremely-high force-bearing capacity is achieved.

The invention relates to a jet regulator (1), comprising an annular or sheath-shaped jet regulator housing (2), the outlet end face (3) of which is designed as a hole structure, grate structure, and / or mesh structure having passage openings (6) surrounded by flow-guiding walls, wherein the hole structure, grate structure, and / or mesh structure on the outlet end face is made of a manually deformable, dimensionally elastic plastic material (7) at least in some sections and at least at the surface. The jet regulator (1) according to the invention is characterized in that the outlet end face (3) of the jet regulator housing (2) is designed as an outlet disk (8) that can be inserted into the jet regulator housing (2) and that supports the hole structure, grate structure, and / or mesh structure. The separate design of the outlet disk (8) and of the jet regulator housing (2) makes it easier to separately produce said jet regulator components (2, 8) even from materials that cannot be welded or otherwise connected to each other, optionally in different production methods.

The invention discloses a shower structure comprising a shower head. The shower head is connected with a water outlet connector and the water outlet connector is connected with a water inlet connector; the water inlet connector is connected with a nut and the nut is connected with a universal ball head; the universal ball head is internally provided with a water-saving sheet; the universal ball head is provided with a through groove and the universal ball head is composed of a ball and a cylinder body; and an air inlet which is conducted with the through groove is arranged on the cylinder body. The shower structure is reasonable in structure and can accelerate skins of a human body to be healthy; the shower structure has an obvious water-saving effect and also has a good water pressure; the air enters through the air inlet and a large quantity of the air is combined with water to be used together, so that the output water is more flexible and more comfortable; and meanwhile, the water can be saved by 40%.

The invention relates to a centralized water supply and intelligent hot water discharge device and a control method thereof in the technical field of hot water supply equipment. The device comprises awater storage tank arranged in a higher place; a main water pump and a water outlet electromagnetic valve are arranged on a water outlet pipeline; a water return electromagnetic valve is arranged ona water return pipeline; the water outlet pipeline is connected with a water outlet branch pipe; a micro water pump, a water outlet water flow sensor and a one-way valve are arranged on the water outlet branch pipe; an inlet end of the one-way valve is connected with the water storage tank; a water return branch pipe is arranged on the water return pipeline; a water return water flow sensor and awater return branch pipe electromagnetic valve are arranged on a pipeline of the water return branch pipe; the two ends of the water return branch pipe are bridged and connected to the two ends of thewater return electromagnetic valve; and the effective through-flow cross sectional area of the water outlet branch pipe is 5-20% of the effective through-flow cross sectional area of the water outletpipeline. The device can insulate the pipes under the condition of low energy consumption, and can quickly switch an insulation state and a water use state.

The invention relates to the field of fabric, in particular to aerospace and national-defense special fabric and a preparing method thereof. The aerospace and national-defense special fabric comprises a cloth layer. Waterproof layers are arranged on the two faces of the cloth layer, and a glue layer is arranged on the waterproof layer on one face. The preparing method of the aerospace and national-defense special fabric includes the steps that the waterproof layers are formed on the two faces of cloth to enable the fabric to have the good waterproof function; the cloth face is smooth in a press polish mode, and glue leakage is prevented during coating; then the cloth is coated with glue formed by mixing PU glue and flame retardants to enable the glue in the cloth to achieve the certain flame retardant effect. The finally prepared aerospace and national-defense special fabric can bear the high water pressure, is soft in hand feeling and excellent in fireproof performance and further has the advantages of being ultrahigh in strength, high in modulus, resistant to the high temperature, acid and base and the like; in addition, due to double-layer sealing of the cloth layer, the aerospace and national-defense special fabric can bear the ultrahigh water pressure which can reach 5,000 MM to 8,000 MM, and waterproof performance is improved.

A spraying device of a dishwasher belongs to the technical field of dishwasher and comprises a nozzle holder and a high pressure nozzle, wherein the nozzle holder is arranged rotationally around its axis and is provided with a linear shift mechanism, and the high pressure nozzle is arranged on the linear shift mechanism and can reciprocate. The spraying device provides dual linkage of linear translation and rotation in a plane, so that cleaning can be done with few high pressure nozzles; the spraying device has the advantages of high cleaning capacity, high cleaning efficiency and the like.

The invention discloses an emptying water drain valve of a solar water heater and a pneumatic clutch switch thereof. The emptying water drain valve disclosed by the invention comprises a valve body and a valve rod, wherein the valve rod is in a hollow cylinder shape; two partition walls are arranged in the valve rod; the hollow cylinder shape of the valve rod is divided into an upper section, a middle section and a lower section; the upper section and the middle section are provided with through holes; the lower end of the valve rod is fixedly connected with a compression head; four valve rubber sleeves are arranged on the valve rod; a hermetic seal rubber sleeve is arranged on the compression head; the inner edge of each valve rubber sleeve is fixedly connected to the circumference of the valve rod; the outer edge of each valve rubber sleeve is fixedly connected to the cavity wall of the valve body; the inner edge of the air hermetic rubber sleeve is fixedly connected to the circumference of the compression head; the outer edge of the hermetic seal rubber sleeve is fixedly connected to the inner wall of a valve bottom cover; an air duct connector is arranged on the bottom cover of the valve; and the air duct connector is connected with the air duct of the pneumatic clutch switch. The emptying water drain valve disclosed by the invention is applied to the solar water heater, can prevent scale and abrasion, has the advantages of good sealing property, low cost, high emptying speed, no residual water in the valve and pipes, stable drain water flow, no bubble and strong waterpressure and effectively stops the freezing block of a water drain pipe in winter, and the pneumatic clutch switch disclosed by the invention is not influenced by air leakage and has the advantages of stable properties and long service life.

A low energy consumption catamaran structure belongs to the field of shipbuilding, and solves the problem of turbulence generated to the outside of the ship hull and energy loss caused by the ship traveling wave when the ship is sail. The low energy consumption catamaran structure is characterized in that: two hulls are symmetrical, flat plates are arranged on the outside, the distance between thebow and the stern of the ship is equal to the distance between the outboard straight plates, a fluidic curved panel arranged as a vertical flat plate and bent outward to the stern are arranged at theinner sides of the two hulls, the two bow heads are provided with a tip diversion head with a sharp angle of 19.5 DEG, the outer triangular surface is coplanar with the outer straight plates of the hulls, the medial triangle slopes vertically to the stern, and 19.5 degree from that longitudinal horizontal distance L / 2ctg from the bow is provided with a turbulent guide plate. When a catamaran is sailing forward, the water discharged from the bow only flows to the inner side of the catamaran, and the velocity to the stern is increased through the turbulent guide plate, which assists the propulsion of the catamaran to increase the propulsion force, at the same time, the water pressure of the stern and stern is raised, the water pressure difference between the forward and stern of the catamaran is reduced, the wave-making resistance is reduced, and the speed is increased.

The invention discloses an assembled movable dam capable of supporting each other, and relates to the technical field of movable dams. Above and corresponding to the positions of the first dam body unit and the second dam body unit, a first decompression unit and a second decompression unit are respectively fixed and installed, and the movable dam is respectively provided with a mutual support mechanism that supports each other and It acts as a decompression unit that shares the pressure on the electric hydraulic cylinder. The mutual support mechanism can make each movable dam have mutual support force. In actual use, it can make the entire movable dam-shaped interception structure withstand the water pressure capacity. It is stronger and will not affect the opening and closing of a single movable dam. The decompression unit can form a pulling force on the baffle of the dam body, thereby reducing the pressure on the electric hydraulic cylinder and prolonging the service life of the electric hydraulic cylinder when the water is stored and intercepted. .

The invention relates to the field of fabrics, in particular to a special fabric for aerospace and national defense and a preparation method thereof. A special fabric for aerospace and national defense, comprising a cloth layer, waterproof layers are arranged on both sides of the cloth layer, and an adhesive layer is arranged on the waterproof layer of one side. The preparation method is to firstly put a waterproof layer on the fabric, and form a waterproof layer on both sides of the fabric to make the fabric have a good waterproof function; make the fabric surface smooth by calendering to prevent glue leakage during coating; then apply PU glue and flame retardant The glue mixed with the agent makes the glue in the fabric achieve a certain flame-retardant effect. The final aerospace and defense special fabric can withstand high water pressure, and has a soft hand feeling, excellent fire resistance, and has ultra-high strength, High modulus, high temperature resistance, acid and alkali resistance and other advantages; and through the double-layer sealing of the fabric layer, it has super strong water pressure, and the water pressure can reach 5000-8000MM, which increases the waterproof performance.

The invention discloses an irrigation structure of a vertical garden in architectural landscape engineering, and belongs to the technical field of garden maintenance. Water flow enters an inner cavity of the water filtering mechanism in the reverse direction through a penetrating mechanism in the first adjusting mechanism, at the moment, a transverse driving motor rotates in a reciprocating mode, the reverse angle is 180 degrees, the water flow moves in the device in a reciprocating mode, the flow speed of the water flow is increased, and the water filtering device is suitable for water flow under different conditions. Limiting combination rods can be combined and inserted into an inner cavity of a sleeving cylinder, the stability of the whole device can be enhanced, the device can be suitable for devices with different water pressures, after water flow acceleration is completed, a water filtering mechanism is taken out, the device is driven by a transverse driving motor to rotate in one direction, and the rotating speed is 60 / min; at the moment, the water flow sprayed out through the connecting ring flows out in a vortex shape, so that the xylem of the landscape plant is flushed, the water pressure of the water flow is high, and the landscape plant can be irrigated while impurities existing on the surface of the water flow are flushed.

The invention relates to an evacuation air-bleed water-drain valve device which comprises a valve body. A valve rod and a hollow adjusting bolt are arranged in a cavity of the valve body, the valve rod is of a big-top small-bottom boss cylinder shape, the upper part of the valve rod is opened and the bottom of the valve rod is closed, and water-drain air-bleed holes are arranged in the wall of the valve rod. A rubber valve sleeve is arranged between the inner wall of valve body and the outer wall of the valve rod, and the cavity of the valve body is divided into two cavities by the rubber valve sleeve, wherein the cavity above the rubber valve sleeve is an input cavity, and the cavity below the rubber valve sleeve is an output cavity. The hollow adjusting bolt is in thread connection with the lower opening of the valve body, the upper end of the hollow adjusting bolt is butted against the bottom of the valve rod, and the water-drain air-bleed holes are distributed over the upper part of the hollow adjusting bolt. The invention can solve the problems of air blockage and water deposit in U-shaped pipes in a solar water heater pipeline system.

A low energy consumption catamaran structure belongs to the field of shipbuilding, and solves the problem of turbulence generated to the outside of the ship hull and energy loss caused by the ship traveling wave when the ship is sail. The low energy consumption catamaran structure is characterized in that: two hulls are symmetrical, flat plates are arranged on the outside, the distance between thebow and the stern of the ship is equal to the distance between the outboard straight plates, a fluidic curved panel arranged as a vertical flat plate and bent outward to the stern are arranged at theinner sides of the two hulls, the two bow heads are provided with a tip diversion head with a sharp angle of 19.5 DEG, the outer triangular surface is coplanar with the outer straight plates of the hulls, the medial triangle slopes vertically to the stern, and 19.5 degree from that longitudinal horizontal distance L / 2ctg from the bow is provided with a turbulent guide plate. When a catamaran is sailing forward, the water discharged from the bow only flows to the inner side of the catamaran, and the velocity to the stern is increased through the turbulent guide plate, which assists the propulsion of the catamaran to increase the propulsion force, at the same time, the water pressure of the stern and stern is raised, the water pressure difference between the forward and stern of the catamaran is reduced, the wave-making resistance is reduced, and the speed is increased.

An inorganic micro -irrigation pipe and the mold used and the method of making a micro -irrigation tube with this mold, including the hollow tube, and the tube wall is set with at least one evenly distributed bubble.There is a hole with a diameter of 10 to 600nm between the walls.The tubular production raw materials include fiber, silicate cement and water, and the production materials of the tube body are also added with foaming agents.The ingredients of the foam concrete used in the present invention are close to the soil composition, and the price of the component used is cheap, durable, and water -saving effect can reach the level of trace irrigation and moisturizing.EssenceAt the same time, the water -saving effect is comparable to the trace irrigation head and micro -moisturizing tube, which is 60-80%more than drip irrigation water.

The invention discloses a wireless energy-saving speed controller of a high-pressure cleaning machine. The speed controller structurally comprises a rack, a water pump machine, a walking device, an engine, a water gun and an arm-rest frame. The water gun comprises a gun body, a water outlet mechanism, a water flow buffer mechanism, a connecting pipe, a water receiving pipe, a speed controlling mechanism, a water outlet pipeline and a water spraying pipe, the water pump machine drives the speed controlling mechanism through external connection of a water source to control an oil blocking deviceto block entering of a large amount of oil into the engine, the oil inlet amount of the engine is reduced, the engine does not need to be shut down, the energy-saving environment-friendly effect is achieved, through the water flow buffer mechanism, the beginning high-speed spraying of the water pressure can be reduced, the scratches to the paint on the car surface due to the too high water vaporpressure can be avoided, and therefore damage to the car paint can be reduced. A second trigger can be used for slowly controlling the water pressure magnitude, various kinds of devices can be conveniently cleaned, practicability of the high-pressure cleaning machine is improved, and the damage to equipment by the high-pressure cleaning machine can be reduced.

The invention relates to the technical field of test piece water stamping tests of building materials, and particularly discloses an automatic pressure test pump and a water stamping test device.The automatic pressure test pump comprises a pump box and a driving mechanism, the pump box is provided with a containing cavity, and a pump body is arranged in the containing cavity; the driving mechanism comprises a driver and a lifting component, the lifting component is connected with the pump body, and the lifting component is driven by the driver to do lifting motion so as to drive the pump body to do lifting motion in the containing cavity. According to the automatic pressure test pump of the structure, the pump body located in the pump box is connected with the driving mechanism, the driving mechanism comprises the lifting component and the driver, the lifting component is connected with the pump body, under driving of the driver, the lifting component conducts lifting motion so as to drive the pump body to conduct lifting motion in the containing cavity, and the process that the pump body pumps water is achieved; the manual water pumping process is avoided, and the water pumping efficiency is improved.

The invention discloses an emptying water drain valve for a solar water heater, which comprises a valve body and a valve rod. The valve rod is arranged in the valve body; and the valve rod is a hollow cylinder with two partition bodies therein for partitioning the valve rod into upper, middle and lower three sections, wherein the upper and middle two sections are provided with through holes whilethe lower section is connected with the clutch. The valve rod is provided with three valve sleeves; an upper valve sleeve is an emptying valve sleeve; a middle valve sleeve is a water drain valve sleeve; a lower valve sleeve is a sealing valve sleeve; inner edges of the valve sleeves are fixedly connected to the periphery of the valve rod while outer edges thereof are fixedly connected to a cavity wall of the valve body; an upper cavity between the emptying valve sleeve and the valve body form an upper water emptying cavity, which is connected with an upper water introducing pipe; a water drain cavity is formed between the emptying valve sleeve and the water drain valve sleeve, and is connected with a water outlet pipe; and a water inlet cavity is formed between the water drain valve sleeve and the sealing valve sleeve, and is connected with a water drain pipe. The emptying water drain valve for the solar water heater has anti-scale resistance and abrasion resistance, good sealing performance and low manufacturing cost.

The invention discloses a cement based capillary crystalline high-performance waterproofing powder and an application thereof. The cement based capillary crystalline high-performance waterproofing powder is characterized in that inorganic materials of Portland cement, quartz sand and the like serve as a base, active compound capillary crystalline master batch, polymers and other various auxiliarymaterials are added and mixed to prepare powder waterproofing materials; and the cement based capillary crystalline high-performance waterproofing powder includes, by weight, 35-50 parts of the Portland cement, 25-32 parts of the quartz sand, 2-6 parts of the capillary crystalline active master batch, 0-10 parts of calcium carbonate, 5-13 parts of talcum powders, 0.1-0.2 part of cellulose, 6-12 parts of rubber powders, 0.55-1.2 parts of water reducers, 0.1-0.4 part of power organic silicon defoamer and 4.1-5.8 parts of complexing agents. Various raw materials are uniformly stirred in a mixer to obtain the cement based capillary crystalline high-performance waterproofing powder, and the cement based capillary crystalline high-performance waterproofing powder is mixed with a certain amount of clear water to prepare the waterproofing materials. The cement based capillary crystalline high-performance waterproofing powder is simple in preparing, convenient to use and good in water resistance and anti-permeability.

The invention discloses a jet treatment tank device for neurology department treatment. The jet treatment tank device structurally comprises a medicine box, a warm light lamp, a perforated plate, a tank body and an aeration pipe, wherein the medicine box is fixedly connected to one side of the tank body; the warm light lamp is welded and connected onto the tank body; the perforated plate is connected inside the tank body in an embedded way; the aeration pipe is arranged at the bottom of the perforated plate; a guide element and a linkage device are arranged on a power assisting assembly; the guide element and the linkage device are matched with a swinging hammer; when medicine is sprayed out from the aeration pipe arranged at the tank bottom along with the water, the medicine firstly contacts the middle part of the guide element, flows along the two sides of the guide element and flows into the linkage device, so that the two deformed ends of the guide element are downward; the swinging hammer is driven to do reciprocating swinging on the linkage device; the medicine is uniformly stirred in the water; the dual guide effect is achieved; and the mixed liquid in the tank is enabled to be in a constant surging state.

A compounded toothbrush comprises a compounded brush head and a toothbrush handle. The compounded brush head is provided with a hollow part and a jet flow hole which are communicated with each other,an opening of the hollow part is formed in the near end of the compounded brush head and connected with the toothbrush handle, and the jet flow hole is formed in the far end of the compounded brush head; a water inlet channel and a driving motor are arranged inside the toothbrush handle, one end of the water inlet channel is connected with an external water source, the driving motor is provided with a hollow shaft for driving the compounded brush head to move, and the two ends of the hollow shaft are communicated with the open end of the hollow part and the water inlet channel to form a through runner. According to the compounded toothbrush and tooth cleaning set, the tooth brushing and tooth washing compounded function is achieved through the compact integrated structure, the number of tooth cleaning tools needed by a user is decreased, the tooth cleaning process is simplified, and the set has the advantages of being good in storage, regular in constraint and convenient to use.

A combined type flush toilet guiding, cleaning and maintaining device is disclosed. The device includes a front positioning guider, a pipe wall cleaner used in match with the front positioning guider,and a pipe wall maintainer used in match with the front positioning guider, wherein the front positioning guider includes a drag leader, a ring-shaped drag wing, a guiding rope, a pipe port sealer, afirst hose and a fixed bag; the pipe wall cleaner includes a cleaning bag, cleaner hollow spiral steel wires, a second hose, a cleaner guiding rope and a cleaning part; and the pipe wall maintainer includes a maintaining bag, maintainer hollow spiral steel wires, a third hose and a maintainer guiding rope. The device can successfully pass through an S-shaped bent part of a sewer pipe of a flush toilet to dredge and clean the sewer pipe of the flush toilet, and maintains the cleaned sewer pipe of the flush toilet. The device can clean the flush toilet, can reduce the blockage frequency of theflush toilet and prolongs service lifetime of the flush toilet.

The invention belongs to the field of green ecological restoration, and particularly relates to a novel insertion type desert watering device which comprises a device body, an adapter pipe is arranged at the upper end of the device body, a connecting pipe is arranged at the upper end of the adapter pipe, and the adapter pipe is fixedly connected with the device body and the connecting pipe. A ball valve is detachably connected to the surface of the connecting pipe, the ball valve is of a two-piece type, vent holes are formed in the surface of the adapter pipe, the vent holes are located in the surface of the adapter pipe and are symmetrically distributed, the bottoms of the vent holes communicate with a vent channel, and flow guide channels are formed in the adapter pipe and the device body correspondingly; the flow guide channel is conical, the inner wall of the flow guide channel is communicated with a flow dividing channel, and the end part of the flow dividing channel is communicated with a flow guide hole; water flow can be fully dispersed to flow into sandy soil, the sandy soil at the roots of vegetation is wetted, the humidity of the sandy soil is increased, vegetation absorption is facilitated, moisture is not prone to evaporation, and the humidity of the sandy soil can be kept for a long time.