34results about How to "Stop rising" patented technology

In a rotary compressive molding machine for powder material wherein powder material filled in a die hole of a die mounted on a rotary table is compressed and molded between a lower end face of the upper punch and an upper end face of the lower punch, a powder lubricant spraying means that sprays powder lubricant comprises a spray nozzle that has a concave face facing to the lower end face of the upper punch or the upper end face of the lower punch at a position where the powder lubricant is sprayed and that sprays the powder lubricant generally toward a direction of the lower end face of the upper punch or the upper end face of the lower punch guided by the concave face, an air current supply mechanism that prevents the powder lubricant sprayed from the spray nozzle from scattering upward by spraying air near the lower end face of the upper punch, and an electrostatic charge device that electrizes the powder lubricant when the powder lubricant is sprayed from the spray nozzle and that electrizes at least the upper punch, the lower punch and the die with an antipolarity against the electrized powder lubricant.

The invention discloses an inflatable water-interception seepage reducing system for quickly lowering the seepage line in a tailing pond, and belongs to the technical field of tailing dam seepage eliminating. The inflatable water-interception seepage reducing system comprises a monitoring early-warning system, an inflation system and a drainage system. The monitoring early-warning system comprisesan osmotic pressure meter or a piezometer tube buried in the tailing pond and a microcomputer processing system, and the microcomputer processing system is connected with the osmotic pressure meter or the piezometer tube and further connected with the inflation system and the drainage system; the inflation system comprises an air compressor and an inflation pipe; the drainage system comprises ananode electrode and a cathode drainage pipe. The invention further discloses an inflatable water-interception seepage reducing method for quickly lowering the seepage line in the tailing pond. The microcomputer processing system is utilized, the inflation system and the drainage system are automatically started at a proper moment according to the setting of the system, so that the manual responsetime is shortened, and the emergency efficiency is improved.

The invention discloses an anti-fall anti-return and anti-overflow structure and an inspection well and method. The structure comprises a derrick arranged on the wellhead wall of the inspection well in a manner of being parallel to a well lid, wherein the derrick is fixed through a well loop fixed on the wellhead wall; a large cover plate is arranged below the derrick; an opening through which the large cover plate is conveniently fetched is formed in the middle of the large cover plate; a small cover plate is arranged at the lower part of the large cover plate; the derrick, the large cover plate and the small cover plate are connected through connecting structures. Due to the arrangement of the well loop, the large cover plate and the small cover plate are prevented from continuously moving upwards, continuous rise of rainwater is prevented, and due to the arrangement of the well loop, the derrick and the large cover plate, pedestrians are prevented from accidentally dropping from the wellhead on a rainy day; moreover, due to the well loop taking an approximately C shape, the derrick can be effectively fixed, drop of the well lid or other people or objects can be avoided with the cooperation of the large cover plate and the small cover plate, and the two cover plates are effectively prevented from continuously moving upwards.

A dust cup of a cyclone centrifugal filtration type dust collector comprises a dust cup body and a top cover and a bottom cover of the dust cup body. An air inlet which is tangential to the peripheral wall of the cup body is arranged on a side wall on the upper portion of the cup body, an air outlet is arranged on the top cover, a big-end-up conical retainer ring is disposed on the inner wall of the cup body, a plurality of screen holes are arranged on the side walls of the retainer ring, an isolating sleeve is sleeved on the lower side of the retainer ring, the upper end of the isolating sleeve is directly or indirectly fixed with the retainer ring, the lower end of the isolating sleeve is hermetically abutted to the bottom cover, the inner wall of the isolating sleeve and the bottom cover form a coarse dust cavity, and the outer wall of the isolating sleeve, the inner wall of the cup body and the bottom cover form a fine dust cavity. The screen holes are arranged on the retainer ring, so that coarse dust and fine dust are stored separately, problems that the fine dust dropping to the bottom of the dust cup rotates to the center of the dust cup along airflow to fly up, and a small quantity of the fine dust is stopped by the retainer ring in midway to fly up directly can be avoided, the service life of a filter is prolonged, and the dust cup can keep the best dust collection efficiency for a long time.

The invention discloses a method for repairing the moisture-proof layer of a building wall with high relative humidity. The method includes drilling double or multiple rows of holes along the brickwork joints of the building wall and drilling downwards incline towards the building wall, and each row The drill holes in the drill holes are located between the drill holes in the adjacent rows to be arranged in a staggered manner, and the mortar powder and dust in the drill holes are cleaned; the potassium methyl silicate with absolute ethanol as the carrier is injected into the drill holes to agent; after the water-repellent agent is diffused and solidified, the drill hole is sealed with clear slurry.

The present invention relates to a spectroscopic diaphragm device, which comprises: a spectroscopic main body, two openings forming an included angle between each other are opened in the spectroscopic diaphragm, and are used for respectively passing two light beams in a composite beam line entering the spectroscopic main body. A light hole with a grazing incidence structure, the light hole extends from the left end to the right end of the light splitting body, and the angle between the two light holes is the same as the angle between the two light beams in the composite beamline The included angles are the same, so that the central axis of each of the light holes coincides with the central ray of the light beam passing therethrough; a water cooling circulation system; a plurality of collimating elements; and at least one temperature detector. In the present invention, two light-through holes are arranged in the beam splitting main body to respectively allow two light beams in the compound beam line to pass through, so as to realize the light splitting of the compound beam line. The invention has a compact structure, takes up little space, and is equipped with a special collimation element, which facilitates the installation and collimation of the device.

The invention relates to a household appliance comprising an iron (1) and a portable base (2). The portable base (2) includes a position (21A) for placing the iron (1). The iron (1) includes a base plate (10), wherein a body is arranged on the base plate, and includes the protrusion portion extending behind the base plate (10); the base (2) has means for immobilizing the iron (1) board on the position (21A) for transporting of the entire apparatus by a handle (11) of the iron (1) board, characterized in that the immobilizing means comprise a holding member (22A) being inserted into a cavity (13) complementary shape formed on a lower face of the portion in cantilever from the body of the iron (1) board extending behind the base plate (10).

The invention discloses a centerless drum sealing device for preventing back suction. The beneficial effect of the invention is that the simple structure design is adopted, the manufacturing cost is reduced, and the sealing effect is improved; the cylindrical box and the centerless roller are co-cut to form a sealing line surface under the action of gravity, which prevents the air flow in the triangular area from rising, and prevents the rabbit material from rising upward. Suction back, prevent the occurrence of the phenomenon of fiber winding on the pinch roller or stripping roller, and ensure the smooth operation of the equipment.

The invention discloses a coastal saline-alkali soil terrace type afforesting method for improvement of dredger fill. The coastal saline-alkali soil terrace type afforesting method for improvement of the dredger fill comprises water seepage ditches, foundation terrain dredger fill, straw curtains, geotechnical cloth, improved planting soil, local models and the like, wherein square seepage ditches of the water seepage ditches are longitudinally excavated in the lowest position of the foundation terrain dredger fill, particle-size ballast stones are filled into the square seepage ditches, the distance between the foundation terrain dredger fill and the ground is 1-1.5m, the gradient of the foundation terrain dredger fill is 15 degrees to 30 degrees, straw is distributed on the foundation terrain dredger fill, the geotechnical cloth is laid on the straw curtains, and then the improved planting soil is laid on the geotechnical cloth. Due to the fact that the coastal saline-alkali soil terrace type afforesting method for improvement of the dredger fill is combined with the terrace type shape, the coastal saline-alkali soil terrace type afforesting method for improvement of the dredger fill is beneficial to retaining rainwater, enables salinity to be effectively leached and reduced, is beneficial to fertilizer and soil conservation, and enables the survival rate of landscape plants to be more than 90%, the waste is effectively utilized, natural resources are protected, and afforesting cost is reduced by more than 50%.

The invention belongs to the technical field of constructional engineering, and particularly discloses a building underground facility automatic waterproof system which comprises a ground, a wall structure, a movable blocking door, a dark pool, a transmission module, a water carrying bucket, a steel wire rope and a steel wire rope hoist. The wall structure is located on the ground. The movable blocking door is located in the ground and flush with the ground. A first compression spring is arranged below the movable blocking door. A rack is vertically arranged on the left end face of the movableblocking door. A drainage dark channel is arranged at the position, on the left side of the movable blocking door, of the ground. The dark pool is arranged in the ground. A channel is connected between the dark pool and the drainage dark channel. The water carrying bucket is located in the dark pool of the ground and used for carrying water flowing out of the channel. The steel wire rope hoist isarranged above the ground. The steel wire rope hoists up the water carrying bucket through the steel wire rope hoist. The transmission module is used for making the movable blocking door rise and fall. The automatic closing and rapid opening of the movable blocking door can be achieved when water flow is too heavy, and energy is saved by arranging an inflator.

The invention discloses a bottom vacuum control heating system and method for super-large space buildings. The system comprises at least one ventilator mounted in a building above the ground and below the building top. The ventilators are connected with a temperature control system through an air volume regulator. The air volume regulator and the temperature control system are both connected with a microcomputer controller. The ventilators supply indoor cold air entering the indoor from the side of the upper middle of the building; a low temperature air area forms in the upper portion of super-large space; after the cold air enters, both quality of the upper air and indoor pressure increase, and the bottom pressure of the super-large space turns into positive pressure. A principle of the bottom vacuum control heating system and method for super-large space buildings is simple, equipment investment is low, and the system and method is easy to carry out; for the super-large space building with a heat source, the bottom negative pressure is controlled and good heating effect is achieved; the indoor waste heat is utilized, and heating energy consumption is saved.