12results about How to "Hydrate fast" patented technology

The utility model discloses an electroplating cleaning device, which comprises a cleaning pool group, an electroplating pool group and an electroplating pool group, the carrying mechanism is arranged on one side of the cleaning pool set and used for carrying the jig frame so that the jig frame can be soaked into the cleaning pool body; the water supply system is arranged on one side of the cleaning pool set and provides clean water for the cleaning pool body; the water quality monitoring unit is arranged in the cleaning pool body, and the water supply system is controlled by the water quality monitoring unit to supply clean water to the cleaning pool body; the water flow circulation control system is arranged between the cleaning pool bodies and is connected with a drainage pipe. And a mixing structure is arranged in the cleaning pool body. The water supply system moves along the cleaning pool set and provides clean water for the corresponding cleaning pool bodies. And a liquid level sensor is arranged in the cleaning pool body. The multiple cleaning pool bodies are sequentially arranged in a stepped mode, so that water in the previous cleaning pool body enters the next cleaning pool body. The method has the remarkable advantages of improving the cleaning effect, accurately controlling the water quality, flexibly managing the water flow, saving energy, protecting the environment and the like.

The invention discloses low-heat early-strength steel fiber mass concrete and a preparation process thereof, and belongs to the technical field of building materials. The concrete is prepared from cement, a mineral admixture, water, fine aggregate, coarse aggregate and steel fiber according to the mass ratio of 413: 177: 147.5: 657.3: 1050: 27.5. By uniformly adding the steel fibers, the compressive strength and the flowability of the concrete can be improved; pouring is carried out through temperature control, so that concrete is rapidly hydrated at an early stage, and the temperature in a pouring structure can be reduced; various functional monomers are introduced into the prepared water reducing agent, so that the strength and durability of concrete can be greatly improved, the cracking condition of mass concrete is reduced, the early strength of the concrete can be improved, and the production cycle is accelerated; therefore, the prepared concrete is high in early strength, good in crack resistance, low in hydration heat and high in fluidity, and has important application value in the technical field of building materials.

The utility model discloses an environment-friendly double-layer coop capable of automatically collecting eggs and manure, which comprises a bottom plate, a protective screen frame mounted on the upper surface of the bottom plate and a door mounted on the side surface of the protective screen frame, the upper surface of the bottom plate is connected with a manure collecting structure, and the manure collecting structure is connected with the bottom plate. The excrement collecting structure can enable the conveying belt to drive excrement on the upper layer and the lower layer to enter an excrement collecting box, the excrement collecting structure comprises inclined net plates, the inclined net plates are symmetrically and fixedly installed on the upper surface of the bottom plate, the conveying belt is correspondingly installed below the inclined net plates, and the excrement collecting box is arranged below one end of the conveying belt. According to the environment-friendly double-layer coop capable of automatically collecting the eggs and the manure, the manure collecting structure is arranged, the upper layer coop can enable manure to enter the scraper box through the conveying belt and then enter the manure collecting box through the connecting pipe, and the egg collecting structure is further arranged, so that the moving rod can push the eggs on the inclined net plate into the egg collecting box.

The utility model relates to the technical field of crystal bead rounding, in particular to a crystal bead pressing rounding device which comprises an adapter tube, a first rectangular rod is fixedly connected to one side of the outer surface of the adapter tube, a rotating shaft is fixedly connected to the end, away from the adapter tube, of the first rectangular rod, and a threaded hole is formed in the axis of the rotating shaft. Through the arrangement of the first rectangular rod, the rotating shaft, the second rectangular rod, the threaded rod, the knob and the limiting ring, during use, a worker loosens the limiting ring and rotates the knob, the knob drives the threaded rod, and the rotating threaded rod horizontally moves in the threaded hole; and then the included angle between the first rectangular rod and the second rectangular rod can be adjusted through pressing of the rotating shaft, and after adjustment is completed, a rotary knob and a limiting ring are rotated again to fix the rotating shaft, so that the effect of conveniently adjusting and fixing stress of a cylinder on crystal bead polishing is achieved, the using burden of workers is reduced, and physical strength is saved.

The application discloses a shotcrete rebound-reducing agent and a preparation method thereof. The shotcrete rebound-reducing agent is prepared from the following raw materials in mass percentage: 15-30% of a quick-setting component, 2-5% of a viscosity-increasing component, 10-15% of a reinforcing component, 2-5% of an anti-freezing component, 1-4% of a stabilizer, and the rest of water; and the viscosity-increasing component is a combination of polyvinylpyrrolidone and modified carboxymethyl cellulose. The prepared shotcrete rebound-reducing agent has the advantages of good sprayability, high hourly strength, good anti-freezing and stability, and the like, can improve the working performance of shotcrete, reduce the content of a quick-setting agent and significantly reduce the rebound rate of shotcrete, and has good economic benefits.

The embodiment of the present application discloses a water replenishing and exhausting device and a pretreatment method. The water replenishing and exhausting device comprises a liquid storage device configured to store deionized water flowing back from a device to be tested and provide the deionized water for the device to be tested; a heat exchange device configured to provide heat exchange for the deionized water in a pipeline; a first pipeline and a second pipeline in communication between the liquid storage device and the device to be tested; a third pipeline and a fourth pipeline in communication between the device to be tested and the heat exchange device; a fifth pipeline in communication between the heat exchange device and the liquid storage device; and a water inlet provided on the fourth pipeline and configured to communicate with an external deionized water source. The deionized water enters the fourth pipeline through the water inlet and circulates in the device to be tested, the third pipeline, the heat exchange device, the fifth pipeline, the liquid storage device, the first pipeline and the second pipeline.

The utility model relates to the field of fireproof protection of bridges, in particular to a fireproof protection structure of a steel box girder bridge based on water storage sponge design, which comprises a steel box girder (1) and is characterized by further comprising protection pipes (2), the protection pipes (2) are fixedly attached to all side faces of the steel box girder (1) through respective side walls in a criss-cross mode, and inner cavities of the protection pipes (2) are communicated with one another. Each independent water storage unit (21) and a through water flowing channel (22) are arranged in the protection pipe (2). The safety guarantee effect is lasting and effective, and the risk resistance of a bridge system is improved.

This invention relates to a multifunctional electric steam drum water level measurement system, comprising a steam-water separation system, a liquid level detection system, a wastewater discharge system, a water supply system, and a control system. The liquid level detection system is connected to both the steam-water separation system and the water supply system. The wastewater discharge system is connected to both the steam-water separation system and the liquid level detection system. All three systems are electrically connected to the control system. The steam-water separation system separates steam and water, ensuring water supply in the circulation loop and providing qualified steam. The liquid level detection system detects the steam drum water level. The wastewater discharge system collects wastewater generated during long-term system operation. The water supply system replenishes the water level in the liquid level detection system. The control system controls the operation of the steam-water separation system, the liquid level detection system, the wastewater discharge system, and the water supply system through automatic calibration, wastewater discharge and cleaning, detection, and water replenishment control commands.

The utility model provides a kind of pineapple planting watering device, it is related to agricultural engineering technical field, including water receiving pipe, the rear side of water receiving pipe is provided with water seepage pipe assembly, the water seepage pipe assembly includes the four-way joint of installation in water receiving pipe rear side, the right side of four-way joint is connected with water seepage pipe, the bottom of water seepage pipe is all equipped with solenoid valve, the upside of four-way joint is provided with sprinkling irrigation component;By setting water seepage pipe assembly utilizes water seepage hole on the surface of water seepage pipe, it is penetrated into surrounding soil, by solenoid valve opening water flow to the switch of embedded pipe, along with water leakage pole flow direction soil, to quickly give pineapple root water supply;By setting sprinkling irrigation component, according to the different height of pineapple growth, sprinkling irrigation pipe and extension pipe are freely combined by water pipe joint, the height control of sprinkling irrigation is realized;By adjusting handle welded on adjusting head and fixed in water retaining block, the height of water retaining block is changed, so as to extend or shorten water flow distribution area according to actual demand.

The invention provides a sludge baking-free building block and a preparation method thereof, and belongs to the technical field of baking-free building block preparation, the sludge baking-free building block comprises the following raw material components by mass: 25-40 parts of sludge powder, 15-32.5 parts of blast furnace slag, 15-25 parts of fly ash, 20-30 parts of machine-made sand, and an exciting agent, the exciting agent comprises 3.8-7.6 parts of a strong alkali exciting agent, 5.8-15 parts of a weak alkali exciting agent, and 10-20 parts of water. According to the invention, by utilizing an alkali excitation technology, synergistic activation of the blast furnace slag and the fly ash on the sludge is realized, so that silicon-aluminum minerals in the sludge are quickly dissolved, aluminum and silicon monomers are generated and subjected to secondary hydration to participate in composition of a gel phase, the fly ash, the blast furnace slag and the sludge synergistically participate in a hydration cementation reaction, and quick self-consolidation of the sludge is realized in an unfired state; and addition of a cement curing agent is avoided.

The invention relates to the technical field of rare earth extraction sealing equipment, in particular to automatic water injection water sealing equipment of a rare earth extraction production line, which comprises a water injection mechanism, a water sealing mechanism, a flow guide channel and a drainage channel, the water injection mechanism is connected with the lower part of the water tank; the water seal mechanism is connected with the stirring shaft; the flow guide channel is formed in the water injection mechanism; the drainage channel is connected between the water injection mechanism and the water tank; the conical spiral pipe capable of rotating along with the stirring shaft at the same speed rotates in the water seal inner tank, water at the bottom of the outer ring of the water seal inner tank is pumped to the upper portion of the inner ring, the water injection mechanism capable of adjusting the water injection speed along with the water surface height of the inner ring is arranged, and the water surface height of the inner ring is stabilized; the problems that due to high-speed rotation of the stirring shaft, the outer ring is high, the inner ring is low and negative pressure is formed at the position of the inner ring in sealing water in the water seal tank under the action of centrifugal force, and the sealing performance of the water seal becomes poor are solved.

The present disclosure provides an anti-wrinkle composition and a preparation method and application thereof, belonging to the field of cosmetic technology. The anti-wrinkle composition of the present disclosure comprises the following components in parts by weight: 0.1-1.5 parts of polysaccharide from Laveria sutchuenensis, 0.1-70 parts of extract from Heliothis radiata, 10-230 parts of butylene glycol, and 50-600 parts of water. The anti-wrinkle composition of the present disclosure improves the effects of hydration, moisturizing, improving skin elasticity and anti-wrinkle of the anti-wrinkle composition through the synergistic effect of polysaccharide from Laveria sutchuenensis and extract from Heliothis radiata.