62results about How to "Increase jet power" patented technology

The invention relates to a method for comprehensively treating the ecological environment of a coal gangue hill, which belongs to the field of mineral waste treatment and ecological environment restoration. The method mainly solves the problems of fire extinction, fire prevention and vegetation construction of the coal gangue hill. The method comprises the steps: the on-site reconnaissance of the coal gangue hill is carried out, and a construction operation plan is established; with fire prevention as principal and the combination of fire prevention and fire extinction, the fire prevention is crucial and is combined with the fire extinction, a thin layer of slurry is firstly sprayed on the coal gangue hill by a mechanical method to completely seal to form a sealing layer (8), transition slurry is sprayed on the sealing layer (8) to completely cover the sealing layer (8) to form a transition layer (9), slurry containing grass-shrub vegetation is spayed on the transition layer (9) to completely cover the transition layer (9) to form a planting layer (10); the contour line girdle band type operation in the spraying process is carried out from bottom to top to gradually and completely cover the hill, and different operating modes are selected according to practical conditions. The invention can not disturb the structure of the coal gangue hill, takes the fire prevention as the principal, combines the fire prevention with the fire extinction, has good and durable fire prevention effect, uses reliable and effective fire prevention and fire extinction measures as guarantee conditions to construct the planting layer, adopts grass-shrub plants, carries out hill sealing management and ensures vegetation restoration; in addition, the method uses the prior specialized mechanical devices to carry out construction operation, is easy to implement, has little difficulty, high efficiency and low investment and can ensure treatment effect.

The invention relates to the technical field of roller screens, in particular to a non-clogging roller screen. The non-clogging roller screen comprises a barrel, a feed port, a screen underflow discharge opening, and a coarse material discharge opening, and is characterized by further comprising a high pressure air spray device used for conveying high pressure air; the high pressure air spray device is arranged above the barrel in a suspending manner. Compared with the prior art, the non-clogging roller screen provided by the invention has the advantages that the high pressure air spray deviceis added above the barrel, so that direct spray force for the screen is increased, high speed airflow can produce certain vibration force on the screen, therefore, screen clogging can be further prevented, and the work efficiency is improved.

The invention discloses a multifunctional water-driven rubdown device, and belongs to a bathing appliance for daily life. The rubdown device mainly consists of a handle and a rubdown head, wherein the rubdown head is provided with a rotor and a brush bundle or a sponge strip embedded into the front side of the rotor, the rotor is sleeved on a fixed column of the handle, a reversing sleeve which slides axially is arranged between the rotor and the fixed column, a reversing sheet is arranged at the inner end of the reversing sleeve, the outer end of the reversing sleeve is connected with a conversion button with a water spray hole, a drainage cover connected with a shell of the head of the handle is arranged at the edge of the rotor, and an oblique nozzle is arranged on a lug boss at the inner side of the drainage cover. The rubdown device has simple structure, and is easy to manufacture and low in cost; during bathing, the conversion button is pulled outwards, and water is sprayed in the center, so that the rubdown device plays a role in powerful flushing; the conversion button is pushed inwards, and the rotor rotates, so that the rubdown device achieves the effects of removing dirt and massaging while flushing and rubbing; and the rubdown device is convenient to use, is multifunctional, and is particularly suitable for the old and the handicapped.

The invention discloses an intelligent spraying system and a control method for the intelligent spraying system. The intelligent spraying system comprises a cloud server, an intelligent spraying device, a control module, a sensor module, a network module and an intelligent terminal, wherein the control module is electrically connected with the cloud server, the intelligent spraying device, the sensor module and the network module, the cloud server is connected with the intelligent spraying device and the network module, and the network module is in communication connection with the intelligentterminal; and the sensor module comprises a temperature sensor, a dust concentration sensor, a humidity sensor and a satellite positioning sensor. The control method comprises the following steps that S1, the geographical location information of a garbage disposal site, and the dust concentration, temperature and humidity information in the external environment of the geographic position are acquired, and the difference values of the dust concentration, temperature and humidity inside and outside the garbage disposal site are compared; and S2, the cloud server feeds back the different movements performed by the intelligent spraying system to the intelligent terminal.

The invention belongs to the technical field of PTFE fiber cloth, and particularly relates to a production process of PTFE fiber cloth. An impregnation device comprises an impregnation box; a first rotating roller is rotationally connected into the inner wall of the impregnation box through a rotating shaft; the right side of the first rotating roller is rotationally connected with a first impregnation belt in the inner wall of the impregnation box through uniformly arranged rotating rods; the outer surface of one side, extending out of the first impregnation belt, of each rotating rod is fixedly connected with rotating blades which are uniformly arranged; the outer surface of the first impregnation belt is in sliding connection with uniformly-arranged spray heads. The impregnation deviceis mainly used for solving the problems that in the impregnation process of existing PTFE fiber cloth in the impregnation device, due to the fact that the concentration distribution of polytetrafluoroethylene dispersion liquid is not uniform, only the surface of the fiber cloth is usually impregnated with the polytetrafluoroethylene dispersion liquid, a coating of the polytetrafluoroethylene dispersion liquid is accumulated and thickened on the fiber cloth, and in the process, a certain impregnation effect can also be achieved, but the fiber cloth is cracked after being dried, so that the service life of the fiber cloth is shortened.

The invention discloses a method for decreasing the corrosion of wafer in the copper chemistry mechanical lapping technology, the method can efficiently clean up lapping liquid adhered on the wafer during the period that the wafer is waiting for transferring from a grinding equipment to a washing unit, thereby achieving the purpose that the lapping liquid is prevented from corroding the wafer Themethod comprises the following steps that: after the wafer is lapped and before the wafer is put back to a grinding head washing and absorption / desorption device, during the period that wafer is waiting for transferring from the grinding equipment to the washing unit, a water spray nozzle of the grinding head washing and absorption / desorption device of the grinding equipment is opened for cleaningup the lapping liquid adhered on the wafer. The opening of the water spray nozzle means the opening of the water spray nozzle of a cleaning cup of the grinding head washing and absorption / desorptiondevice and the water spray nozzle of absorption / desorption platform. In addition, the grinding head can be rotated in a specific speed. A pressure regulating valve is added on a pipeline connected with the water spray valve. The shape of the water spray of the absorption / desorption platform of the grinding head washing and absorption / desorption device is improved to lead the liquid sprayed out tobe a spreading shape.

The invention discloses a massage nozzle. The massage nozzle comprises a nozzle body, a nozzle mandrel and a nozzle decorative cover, wherein the nozzle mandrel is connected to a first cavity in the nozzle body; a second cavity is formed between a water outlet nozzle in the nozzle mandrel and the nozzle mandrel; an air inlet is formed in the periphery of the nozzle body; an air pump is communicated with the first cavity through the air inlet; an air inlet hole is formed in the side wall of the nozzle mandrel; the first cavity is communicated with the second cavity through the air inlet hole; the nozzle decorative cover is provided with an air outlet hole communicated with the second cavity and a water outlet hole communicated with the water outlet nozzle; and the air outlet direction of the air outlet hole is intersected with the water outlet direction of the water outlet hole. As the nozzle is added with the air pump with power, a negative-pressure natural air absorption mode in the prior art is changed to positive-pressure air intake to largely enhance the massage force of a water column, and the water column contains rich bubbles through airflow to enable the massage effect to become richer. The invention further discloses a massage bathtub including the massage nozzle.

This cooling-water circulation system 1 is provided with: a cooling tower side circulation path 2 for circulating cooling water between a cooling tower 5 and a chiller 6; and a chiller side circulation path 3 for circulating cooling water between the chiller 6 and a to-be-cooled part 7. The cooling tower side circulation path 2 and the chiller side circulation path 3 are connected to each other bya first connection pipe 31 for introducing, into the cooling tower side circulation path, the cooling water circulating through the chiller side circulation path.

The invention relates to the field of metal workpiece surface treatment, in particular to a plate-spring universal powerful peening machine. The plate-spring universal powerful peening machine comprises a peening room, a collision type spray nozzle, a stress jig, a pill collecting device and a dust-removing mechanism. According to the plate-spring universal powerful peening machine, an upper rail and a lower rail are arranged on the two sides of a machine body of the complete machine, small walking wheels at the two ends of a chain walk between the upper rail and the lower rail for changing the soft property of the chain, the two sides of the chain are additionally provided with stress wall-plate fixing workpieces, a chain scraper board is matched with a hoister to conduct pill collecting, stive, scrap iron pills and sundries are separated by using a separator, and collision pill spraying is conducted by the collision type spray nozzle. The plate-spring universal powerful peening machine has the advantages that the structure is simple and practical, the cost is low, the pill spraying intensity is high, the flow is large, the coverage rate is high, energy is saved, blocking is avoided in the pill conveying, the workpieces are convenient to clamp, dust removing is timely, and the scrap pills can be separated.

The invention discloses an automatic painting mechanical arm, and relates to a decoration device and facility. The automatic painting mechanical arm comprises a sliding rail, the sliding rail is connected with a locating seat through a locking device, the locating seat is connected with a sliding column, the sliding column is provided with a moving block, and the sliding column and the moving block are connected in a sliding mode. The moving block is provided with a fixing device, the moving block is connected with a transfer box, the transfer box is connected with a smoothing device, the smoothing device is connected with one end of a delivery pipe, and the other end of the delivery pipe is connected with a feeding device through the transfer box. The smoothing device is connected with one end of a gas delivery pipe, and the other end of the gas delivery pipe is connected with a vacuum pump through the transfer box. When the automatic painting mechanical arm is used, materials needingto be painted are added into the feeding device, painting materials on the feeding device are conveyed to a smoothing disk under the control of a control device and ejected from the smoothing disk tobe applied on a wall surface, high pressure gas output by the vacuum pump is transmitted by the gas delivery pipe to the smoothing disk to increase spray force of the painting materials sprayed fromthe smoothing disk, and the purpose of painting is realized.

The invention discloses a spray nozzle. The spray nozzle comprises a spray nozzle body, wherein a liquid inlet end is arranged at one end of the spray nozzle body; a liquid outlet end is arranged at the opposite end of the spray nozzle body; a cavity communicated with the liquid outlet end and the liquid inlet end respectively is formed inside the spray nozzle body; an inclined plane is arranged on the outer side surface, near the liquid inlet end thereof, of the spray nozzle body; the included angle between the inclined plane and the axis of the liquid inlet end is an acute angle; a plurality of drainage holes are formed in the inclined plane and are communicated with the cavity inside the spray nozzle body respectively. Through arrangement of the inclined spray nozzle body as well as the drainage holes, forming a radial shape, arranged on the spray nozzle body at intervals, the spray nozzle can provide a high enough spraying pressure; the flow of liquid entering the spray nozzle body is enlarged through the drainage holes to enlarge the outflowing amount of the liquid at the liquid outlet end of the spray nozzle, so that the spray nozzle has a very high spraying amount and a very high spraying force, and thus the quality of an electroplated product is improved; particularly, the spray nozzle can provide great help when a workpiece hole is relatively deep.

The invention aims to provide an arc planning and cutting system and an arc planning and cutting bar thereof. A planning and cutting force of the arc planning and cutting bar can be promoted. In order to achieve the purpose, the arc planning and cutting bar comprises a core wire and a coating, wherein the core wire has a holding end and a part coated with the coating. The arc planning and cutting bar is characterized in that the core wire is provided with a gas inlet and a gas path, wherein the gas inlet is located at the holding end and the gas path extends to the tail end of the core wire along the center of the core wire.

The invention discloses an intelligent bathtub with an adjustable cleaning nozzle and an adjusting method thereof, and belongs to the technical field of intelligent bathtubs, the intelligent bathtub comprises a bathtub body, a permeable box is arranged on the left side of the lower surface of the inner wall of the bathtub body, and the upper surface of the permeable box is fixedly connected with the lower surface of a back cushion. The two spraying pipes are adjusted by holding the handle, the two spraying pipes can be driven to move leftwards by pulling the handle, water sprayed by the spraying heads can effectively wash the inner wall of the bathtub body, in the process of pressing the handle downwards, the handle drives the spraying pipes to turn downwards through the strong ribs, the position of the spraying heads is adjusted to be close to the inner side wall of the bathtub body, and water pressure impact force is increased; and secondly, when the spraying head continues to be adjusted, the handle can be held to turn over laterally, as a rotating shaft is sleeved with the bearing, the spraying pipe can turn over laterally to clean the bathtub body in multiple directions, and compared with a traditional mode, the scheme effectively achieves the purpose of cleaning the bathtub body in a multi-direction and synchronous spraying mode, saves water resources and improves the flushing effect at the same time.

The invention relates to a novel centrifugal rotor oil filtering machine, and belongs to the field of impurity pollution oil centrifugal purification treatment. A rotor is installed on the outer side of a center shaft in a sleeving manner, an oil isolating sleeve is installed on the outer side of the rotor in a sleeving manner, an outer cover covers the exterior of the rotor, blades are arranged at the top end face of the rotor, outer cover spraying heads are arranged nearby the inner top face of the outer cover and are communicated with a high-pressure working hydraulic oil pipe, the spraying direction of the multiple outer cover spraying heads is coincident with the rotating direction of the rotor, and jetting is carried out in the tangential direction of the rotor; a center hole is communicated with an inner cavity of the rotor through a first transition oil hole and a second transition oil hole, the center hole of the center shaft is communicated with an oil inlet channel in a base, one end of a cleaned pressure oil way arranged inside a rotor bottom cover is communicated with the inner cavity of the rotor, and the other end of the pressure oil way is provided with a rotor spraying head; and the jetting direction of the rotor spraying head is opposite to the rotating direction of the rotor, and jetting is carried out in the tangential direction of the rotor. The novel centrifugal rotor oil filtering machine is used for centrifugal purification treatment of oil such as cutting oil, line drawing oil, circulatory system oil, anti-rusting oil, flushing oil and cold heading oil which are easily polluted by impurities.

The invention relates to a fountain system. The fountain system comprises a main body and a left-auxiliary-connection fountain water pipe, wherein a fountain top is arranged at the upper end of the main body, and a side protection layer is connected to the outer side of the fountain top; an outer-disc fountain pipe is fixed to the upper end of the side protection layer, and a connection fasteningmechanism is arranged at the outer end of the outer-disc fountain pipe; a nozzle is formed in the upper end of the connection fastening mechanism, and a middle-disc fountain pipe is installed at the inner side of the connection fastening mechanism; a communication pipe is connected to the outer wall of the middle-disc fountain pipe, and an inner-disc fountain pipe is installed at the inner side ofthe middle-disc fountain pipe; and a connector is formed in the inner side of the inner-disc fountain pipe. The fountain system disclosed by the invention has the following beneficial effects: a right-side-connection water suction pipe and a filter suction head are arranged, and large impurities in water can be filtered through the filter suction head; and water is sucked in from the interior ofthe water suction pipe through the working of a first pressurized water pump and a second pressurized water pump to be conveyed, so that improvement for the injection power of water in a fountain is facilitated.