38results about How to "Eliminate the risk of water leakage" patented technology

The invention relates to the field of tunnel engineering construction equipment, and discloses a plug structure mounted between a template trolley and surrounding rock, and a mounting method of the plug structure. The plug structure is characterized in that a first elastic material layer, an inner ring reinforcing steel bar, a second elastic material layer, a buried type water stop band, a third elastic material layer, an outer ring reinforcing steel bar and an inflatable layer are annularly laid in sequence at the end part of the template trolley towards the surrounding rock. By use of the inflating pressure of the inflatable layer and the elastic characteristics of the multiple elastic material layers, interlayer structures of a plug can be tightly squeezed together, so that the reinforcing steel bars and the water stop band can be exposed out of the plug structure, mold-shut construction is facilitated, staggering of the water stop band is prevented; furthermore, no gap exists in the plug structure, so that slurry leakage during model forming is avoided; meanwhile, no damage to a waterproofing plate below the surrounding rock at the top is caused, and the potential hazard of water leakage of a tunnel can be eliminated.

The invention discloses a fast-curing waterstop plugging material as well as a preparation method and an application method thereof, belonging to the field of waterproof plugging projects. The fast-curing waterstop plugging material disclosed by the invention comprises the following components in parts by mass: 4-6 parts of water swelling aggregate, 3-5 parts of fast-hardening cementing material, 0.1-0.9 part of a coagulation accelerator and 0.1-0.9 part of a hardening accelerator, wherein the coarse aggregate in the water swelling aggregate is expanded perlite, and the fine aggregate is bentonite; the particle size of the expanded perlite is 1-5mm, and the particle size of the bentonite is less than 1mm; and the mass ratio of the expanded perlite to bentonite is 1-2. According to the invention, through the water swelling property of the plugging material aggregate, a fast water plugging effect is realized; in the water plugging process, since the concretion body is dense accumulation of the coarse and fine aggregates, the components of the fast-hardening cementing material, the coagulation accelerator and the hardening accelerator do not change in situ, and the concretion body has the effects of waterstop, plugging and stable strength of concretion structure for sure.

The invention relates to the field of laboratory instruments, and discloses a pressure drainage device comprising a drainage pipe, a water barrel and a piston mechanism. One end of the drainage pipe is located at the bottom of the interior of the water barrel, and the other end of the drainage pipe penetrates an outlet in the upper portion of the water barrel and is drawn out below the horizontal plane where water in the water barrel is located. The piston mechanism is installed on the portion, outside the water barrel, of the drainage pipe. One end of the piston mechanism is provided with an inlet and an outlet, wherein check valves are arranged on the inlet and the outlet correspondingly. Gas pressure and the siphon principle are adopted, the pressure drainage device is used for taking water out of the water barrel containing distilled water, the structure is simple, and the potential hazard that because of corrosion or seal ring ageing, a water outlet leaks water is eliminated.

The invention discloses an environmentally friendly and intelligent greenhouse on a roof. The greenhouse comprises a greenhouse frame, a transparent material, planting modules, a rotating device, an irrigation device, a shading device, a temperature control system and an intelligent control system, and is characterized in that the transparent material is mounted on the top surface of the greenhouse frame; the planting modules are mounted on the vertical surface of the greenhouse frame; each planting module can rotate by 360 degrees by virtue of the rotating device. The greenhouse has the greatest benefits that the maintenance cost of roof greening is reduced, the problem of water leakage of roof greening is solved, and a novel way for aging at home is developed.

The invention relates to the technical field of automobile parts, and discloses a glass fiber reinforced plastic top cover assembly which comprises a front top cross beam and a glass fiber reinforced plastic top cover, the front top cross beam comprises a liquid leakage cross beam, the lower end of the glass fiber reinforced plastic top cover is installed at the upper end of the liquid leakage cross beam, the liquid leakage cross beam is provided with a plurality of liquid leakage grooves at intervals, and each liquid leakage groove is fixedly covered with a shielding iron sheet. And the thickness of the shielding iron sheet is set to be 1mm. According to the glass fiber reinforced plastic top cover assembly, the universality of an existing metal plate front top cross beam is improved, the expenditure of a metal plate mold is reduced, and the production cost is reduced.

The invention provides a waterway structure of a caravan air conditioner. The waterway structure comprises a first slotted plate, a second slotted plate and a bottom wall. The first slotted plate is close to an air outlet of the caravan air conditioner, the second slotted plate is far away from the air outlet, a water channel for allowing water of the caravan air conditioner to flow out is formed by the first slotted plate, the second slotted plate and the bottom wall, and the width of the water channel is not the same. The invention further provides the caravan air conditioner. Compared with a conventional waterway structure with two equidistantly arranged slotted plates, the waterway structure of the caravan air conditioner has the advantages that the two slotted plates are arranged in a non-equidistant manner, the face area of the waterway structure is increased, air resistance of the waterway structure can be enhanced, and the volume of air entering the water channel of the waterway structure can be reduced, so that influence of the air entering the waterway structure on water in the water channel is reduced, condensate water is prevented from entering an air channel and the hidden danger of water leakage is eliminated fundamentally.

The invention discloses a magnetic linkage valve which is not sealed by a filling material or a sealing ring. The invention consists of a valve body, a valve plate, a valve rod component, an internal rotor, an external rotor, an isolation cover, a decelerating motor and / or a manual part. The invention is characterized in that the internal rotor and the external rotor are isolated by the isolationcover; the rotation of the external rotor is driven by the decelerating motor and / or the manual part; the rotation of the internal rotor is driven by the magnetic field of a high-intensity permanent magnet on the external rotor by reaching through the isolation cover. Compared with the existing valve which is sealed by the filling material or the sealing ring, the invention thoroughly eliminates the hidden trouble of water leakage at the root of the valve rod owning to frequent switching; compared with the existing electromagnetic valve, the invention thoroughly eliminates the hidden trouble of malfunction owning to poor water quality, meanwhile, the invention has the function of keeping the valve level without electricity. Therefore, the invention can be widely applied to the fields suchas heat supply, chemical industry, etc.

The invention discloses an integrated water purification module unit which comprises a waterway board body, and a water inlet pipe and a first filter element pipe which are parallel to each other are arranged at one end of the waterway board body; a front filter element is arranged on the waterway board body, is positioned at the lower end of the same side of the water inlet pipe and the first filter element pipe, and is communicated with the water inlet pipe and the first filter element pipe; a water inlet valve and a booster pump are arranged in the middle of the waterway board body; the water inlet valve acts on the first filter element pipe; the first filter element pipe is communicated with the booster pump; a purified water pipe, a concentrated water pipe and a second filter element pipe which are parallel to one another are arranged at the other end of the waterway board body; the second filter element pipe is communicated with the booster pump; a composite filter element is arranged on the waterway board body, is positioned at the lower end of the same side of the water purification pipe, the concentrated water pipe and the second filter element pipe, and is communicated with the water purification pipe, the concentrated water pipe and the second filter element pipe; and a combination valve is arranged on the waterway board body and acts on the second filter element pipe. Waterway connection of the water purifier can be facilitated, the assembling process is simplified, and the integrated water purification module unit has the advantages of being simple in structure and easy to install.

The invention discloses a drain-separation method of dry process red mud yard and a drain-separation structure thereof; wherein, the structure comprises a red mud yard, a filter pipe, a yard water recycling tank and a returning pipe. In the method, the yard water recycling tank is arranged as the two of an independent red mud adhesive liquid water recycling tank and a rain water recycling tank, adrain corridor for draining rain water and examining and repairing the returning pipe is arranged at the bottom of the red mud yard, the drain corridor is communicated with the rain water recycling tank, the returning pipe is formed by collocating and connecting steel pipes and metal soft pipes, and a ring-shaped groove which is used for diffluentence is arranged at the bottom end in the filter pipe, and the returning pipe is connected with the ring-shaped groove part of the filter pipe. In this way, not only the reliability of water returning system is ensured, but also pollution to environment aroused by leakage of adhesive liquid is prevented, meanwhile, the arrangement to the drain corridor can also bring convenience for examining and repairing the water returning system, stability ofproduction system is improved, and the hidden trouble of water leakage is eliminated.

The invention discloses an automobile power skylight, which comprises a lower shield, a skylight framework, a sealing bar, a piece of glass, a sunshade curtain, a control motor and a guide rail mechanism, wherein the guide rail mechanism is arranged at the bottom of a short beam in the skylight framework; the control motor is arranged at the bottom of a long beam; a soft shaft in the control motor is in transmission fit with the sunshade curtain and the glass respectively through the guide rail mechanism; a drainage groove is formed along the inner side of each beam on the top of the skylight framework; drainage holes formed in the drainage grooves are connected with drainage pipes through quick plug drainage elbows; the sealing bar between the skylight framework and the top of a driving cab forms two layers of sealing cavities, so that dual sealing effects are achieved. The automobile power skylight is small in the number of parts, simple in assembly process, good in sealing effect and high in drainage property.

The invention discloses a multi-functional supporting profile assembly for drainage toilets on the same floor. It has a profile main structure and also includes a decorative layer connecting member. A clamping groove is arranged in the middle of the top surface of the profile main structure; the decorative layer is connected The component includes a decorative layer fixing block and two clamping blocks, the decorative layer fixing block is provided with decorative layer fixing screw holes, one end of the two clamping blocks are respectively fixed on the lower side of the decorative layer fixing block, and the two clamping blocks The upper tool has a bending section and a tightening section; when installing, the fixed block of the decorative layer is fixed on the lower side of the decorative layer on the ground, and the two blocks of the connecting member of the decorative layer fall into the main structure of the profile through the clamping groove , and the bent sections of the two clamping blocks are respectively buckled on the lower sides of the positioning blocks of the two clamping blocks. The connection between the profile main structure and the ground decoration layer can be quickly installed, reducing the workload of on-site installation, improving construction efficiency, improving the overall quality of drainage toilets on the same floor, and realizing two functions.

The invention discloses a film-coated metal sheet metal containment system and a construction method thereof, and the film-coated metal sheet metal containment system is invented to solve the problem that the prior art is high in cost. The film-coated metal sheet metal containment system at least comprises two lapped film-coated metal sheets, and the two film-coated metal sheets are lapped on the edges; a supporting structure is arranged below the two film-coated metal sheets; one fixing nail is nailed through the lapped part of the two film-coated metal sheets so that the two film-coated metal sheets can be nailed to the supporting structure; a lapped seam of the two film-coated metal sheets is covered with a welding thin film, and the two side edges of the welding thin film are welded to the portions, close to the lapped seam, of the two film-coated metal sheets. The film-coated metal sheets are suitable for various metal containment systems including a roof and the like.

The invention relates to the drainage and connection technology of metal roofs, and provides a rainwater diversion device for metal roofs and the metal roof. It has a front-end drainage part, and the front-end drainage part includes: a diversion bottom plate, which is arranged on the upper side of the roof plate of the metal roof; one side or two sides of one or both sides; a plurality of hollow columns extending upward from the diversion bottom plate and located on the front side of the diversion plate; and a plurality of first connection structures, each first connection structure is installed on a corresponding hollow column, To install the splitter base plate on the roof panel. By changing the shape of the front-end drainage part and its connection with the profiled metal roof panel, the phenomenon of a large number of exposed connecting nails in the prior art profiled roof base can be completely solved, so that there are no exposed connecting nails around the base, completely. Eliminate the hidden danger of water leakage in nail holes and eliminate the corrosion of connecting nails, and make the outer surface of the metal roof beautiful.

A leakproof oxygen lance cooling water metal hose long in service life comprises a metal corrugated pipe. The two ends of the metal corrugated pipe are connected with connecting pipes respectively. The connecting pipe located at one end is connected with a spherical compensator. The wave height H of the metal corrugated pipe ranges from 25.5 mm to 26.5 mm, the wave distance B ranges from 25.5 mm to 26.5 mm, the wall thickness ranges from 0.95 mm to 1.05 mm, and the pipe diameter D is 300 mm. The leakproof oxygen lance cooling water metal hose has the following beneficial effects that the geometric dimension of the metal corrugated pipe is optimized and designed, and the flexibility and the strength of the pipe are improved, so that the service life of the oxygen lance cooling water metal hose is nearly doubled; a flexible metal twisting pipe is arranged in the oxygen lance cooling water metal hose, impact and abrasion caused by water flow to the corrugated pipe are reduced, and the flow guide effect is good; a sealing structure of the spherical compensator arranged at one end of the oxygen lance cooling water metal hose is improved, a main sealing structure is composed of a graphite injection layer, sealing reliability is improved, and the potential hazard of water leakage can be eliminated through online graphite addition.

The invention discloses a water purifier water pipe cutting and marking integrated machine, which is characterized in that it includes a feeding mechanism, a guide pipe, a pipe cutting and marking mechanism and a control mechanism, and the control mechanism is respectively connected with the feeding mechanism and the pipe cutting and marking mechanism. The delivery outlet of the feeding mechanism is aligned with the inlet of the guide pipe, and the control mechanism controls the feeding mechanism to deliver the water pipe of the water purifier to the guide pipe. The outer wall of the guide pipe is provided with an opening for cutting and marking. The line mechanism is set above the guide pipe, and the pipe cutting and marking mechanism is equipped with a blade and a marking pen. The control mechanism controls the blade and the marking pen to simultaneously cut and mark the water purifier water pipe in the opening. The water pipes of the water heater are automatically cut and marked simultaneously to improve the accuracy of the assembly of pipe fittings and eliminate hidden dangers of water leakage.

The invention relates to the field of tunnel engineering construction equipment, and discloses a plug structure mounted between a template trolley and surrounding rock, and a mounting method of the plug structure. The plug structure is characterized in that a first elastic material layer, an inner ring reinforcing steel bar, a second elastic material layer, a buried type water stop band, a third elastic material layer, an outer ring reinforcing steel bar and an inflatable layer are annularly laid in sequence at the end part of the template trolley towards the surrounding rock. By use of the inflating pressure of the inflatable layer and the elastic characteristics of the multiple elastic material layers, interlayer structures of a plug can be tightly squeezed together, so that the reinforcing steel bars and the water stop band can be exposed out of the plug structure, mold-shut construction is facilitated, staggering of the water stop band is prevented; furthermore, no gap exists in the plug structure, so that slurry leakage during model forming is avoided; meanwhile, no damage to a waterproofing plate below the surrounding rock at the top is caused, and the potential hazard of water leakage of a tunnel can be eliminated.

The invention discloses a stable-state high-power water load. The stable-state high-power water load comprises a rectangular wave guide, a circular flange, a metal cavity, a ceramic sheet, a metal ring, a rubber sealing ring, a water inlet joint, a water outlet joint, and the like. One end at the left side of the rectangular wave guide is assembled and connected to a wave guide flange; one end at the right side of the rectangular wave guide is processed to be in the shape of a slope and is assembled and connected to the circular flange; one side, which is close to the metal cavity, of the circular flange is provided with an annular groove; the ceramic sheet is circular, is disposed at the center position of the circular flange, is soldered to the circular flange in a vacuum mode and is simultaneously welded to the circular flange by use of the metal ring to seal the annular groove; the metal cavity is provided with a sealing groove; the inner diameter of the sealing groove is a little bit greater than the outer diameter of the annular groove; the sealing groove is internally provided with the rubber sealing ring; the metal cavity is fastened to the circular flange through a screw; and the metal cavity is welded with the water inlet joint and the water outlet joint. The stable-state high-power water load has the advantages of good microwave performance, large power capacity, good safety, high reliability, capability of one-step weld forming, and the like, thereby being suitable for general application in a microwave transmission system.