43results about How to "Saving effect is obvious" patented technology

The invention discloses a large stage curtain starting device, which solves the technical problems of starting of large curtains. The technical scheme includes that the upper end of a curtain (1) is fixed, parallel positioning rings (2) are arranged on the back of the curtain (1), steel wires (3) thread the positioning rings, the lower ends of the steel wires are connected with weight rods (4), the upper ends of the steel wires are connected to reels (5), the reels are mounted on winding bars (6) which are fixed by bearing supports (7), and one ends of the winding bars are connected with hoists (8). The large stage curtain starting device can be used for starting large screens.

The invention relates to clinker-free high-performance cement. The clinker-free high-performance cement is prepared from treated steel slag, granulating slag, desulfurized slag, desulfurized gypsum, unslaked lime and a water reducer. The clinker-free high-performance cement building material has the remarkable advantages of high strength, high durability, high anti-permeability performance, high anti-freezing performance, high seawater corrosion resistance, high carbonization resistance and the like which are not possessed by conventional cement, and is beneficial for improvement of the engineering quality and reduction of the engineering cost. The problems that the solid waste occupied space of staple industries is large, soil and underground water are seriously polluted, and CO2 emissionin existing cement production is serious are well solved. If in China, the clinker-free high-performance cement is used for partially replacing the conventional cement, great economic and social benefits can be brought, the CO2 emission can be reduced by hundreds of millions tons every year, and great significance is achieved for improving the environment undoubtedly.

The invention discloses a detection unit for an online negative pressure air suction conveying device of a roll paper die-cutting machine belt. The detection unit comprises the conveying device, negative pressure cavity boxes, a foldable negative pressure cavity box, a sliding device of the foldable negative pressure cavity box and a belt supporting frame. The negative pressure cavity boxes and the foldable negative pressure cavity box are arranged on the lower face of a conveyor belt and the foldable negative pressure cavity box can slide, stretch and retract in one negative pressure cavity box. A negative pressure cavity panel is arranged on the negative pressure cavity boxes and the foldable negative pressure cavity box. The negative pressure cavity boxes are fixed to a rack, the foldable negative pressure cavity box is fixed to the sliding device, and the sliding device is connected with a cylinder. The negative pressure cavity boxes and the foldable negative pressure cavity box are provided with connectors and connected with an exhaust fan. The belt supporting frame is a mesh type frame arranged on the negative pressure cavity panel. A dust removal device and a connection device can be additionally arranged on the detection unit. Products can be stably and accurately conveyed to a detection device through the negative pressure air suction conveying device.

The invention discloses a gas saving method for gas shielded welding. The method comprises the following steps that a throttle valve and an electromagnetic valve which are connected in parallel are arranged between the output end of a protective gas supply device and the gas input end of a gas shielded welding machine, the throttle valve is in an open state, the electromagnetic valve is in a closed state, and the opening and closing of the electromagnetic valve are controlled by a controller; a voltage sensor is adopted to detect the welding voltage of the gas shielded welding machine, and the voltage sensor is electrically connected with the controller; a current sensor is adopted to detect the welding current of the gas shielded welding machine, and the current sensor is electrically connected with the controller; and the controller adjusts opening and closing of the electromagnetic valve according to signals of the voltage sensor and the current sensor. According to the gas saving method for gas shielded welding, the protective gas can be saved to the maximum extent while the welding protective effect is guaranteed; and especially for some short welding seams, the protection gas saving effect is more obvious in the lifting gas supply and lagging gas closing process.

The invention relates to a multi-edge pipe combined wind power tower which comprises an internal fastening piece with a protecting pipe, an external fastening piece, a multi-edge pipe and a connecting flange, wherein, the multi-edge pipe can be a metal pipe or a non-metallic pipe based on various purposes. The multi-edge pipe combined wind power tower has the advantages of simple production process, good product rigidity, great anti-overturning strength, good stability, light weight, less material consumption, low cost, short construction period, low fabrication cost and no pollution during the processing course, and is convenient in combination and simple in construction and installation, thus being beneficial to reducing wind power investment and lowering generating cost.

The invention relates to a machine learning algorithm based intelligent energy-saving control method and equipment for APs (Access Points) in a WiFi system. The method comprises the steps of: S1: collecting load historical data of each AP in a wireless network system; S2: selecting features in time and space dimensions and carrying out modeling on a load of each AP by utilizing a random forest algorithm to obtain a load model for predicting whether the AP is in an idle state or a non-idle state; S3: based on the load model of each AP, predicting a future state of the AP; and S4: for each AP, extracting time in which the state is continuously idle, and if the time exceeds a preset length, controlling the AP to be closed in the continuously idle time interval. Compared to the prior art, according to the invention, by dynamic control, the idle APs are closed, so that for the large-scale wireless network system, power consumption can be obviously reduced, and energy saving can be implemented.

The invention discloses a toilet bowl water tank saving detergent, comprising a tank body, a tank cover arranged at the top of the tank body, a first water outlet pipe arranged in the tank body and asecond water outlet pipe sleeved on the first water outlet pipe, wherein, an inlet pipe and an overflow pipe are arranged in the tank body, respectively; a disinfection lamp is arranged on the lid ofthe box, a handle is arranged on that side wall of the box body, a first connecting shaft is arranged on the side wall of the box body, a second connecting shaft is pierced in the first connecting shaft. The handle is arranged at one end of the second connecting shaft, a support rod is arranged in the box, an installation box is arranged on the support rod, a liquid storage bag for containing medicament is arranged in the installation box, a material outlet is arranged at one end of the liquid storage bag, a sealing valve assembly is arranged at the material outlet, and a resetting assembly isarranged in the liquid storage bag.

The invention belongs to the field of slicing of solar photovoltaic wafers and solar slicing machines, and particularly relates to a device and method for slicing solar silicon wafers. The device is used for cutting silicon blocks into silicon wafers in the solar cell producing process. A slicing machine achieves slicing through a steel wire and slurry. A wire net is arranged on a guide wheel of the silicon wafer slicing machine, and a sand blasting nozzle workpiece, a platform clamping workpiece and the like are arranged on the wire net. A silicon block is arranged on a clamping tool, and a slurry pump motor guides slurry in a slurry tank to the wire net on the guide wheel, so that the slurry makes contact with the silicon block, and the silicon block is cut to silicon wafers. A semicircular floating drum of a fixed volume is additionally arranged in an original slurry tank, the volume of the whole slurry tank is reduced, the liquid level of the slurry in the slurry tank is increased, normal operation of the device is guaranteed, and the purpose of reducing slurry consumption to save cost is achieved.

The invention relates to a folding type rubber extruding gun. The folding type rubber extruding gun is composed of a gun rack, a push-pull rod, a piston, a gun cylinder connecting pipe seat, a gun cylinder, a sealing head and a driving device and is characterized in that the gun cylinder adopts the telescopic gun cylinder, and the push-pull rod adopts a telescopic structure and has a locking function. The folding type rubber extruding gun has the advantages that the rubber extruding gun adopting combining of the telescopic rubber cylinder and the telescopic push-pull rod can adapt to differentsoft rubber cylinders with different lengths and various specifications, the versatility of the rubber extruding gun is significantly enhanced, carrying is extremely convenient, a gun body and the rubber cylinder can be folded and carried, and the occupied space is tiny.

The invention relates to a folding type dispensing gun. The composite structure technology of a telescopic gun barrel, an adjustable push-and-pull rod, a hard sealant barrel and a soft sealant barrelis adopted, the adaptability of the dispensing gun for soft sealant barrels of different specifications is enhanced, the universality is obviously improved, and the purposes of improving the construction quality, reducing the cost of silicon sealant packaging materials and reducing the production of silicon sealant packaging waste are achieved.

The invention discloses a surface treatment process for a button. The surface treatment process comprises the following steps that (1) a polishing raw material and a to-be-polished plastic button areadded into a polishing machine, water is added for immersing the above materials, and polishing is carried out for the first time; (2) according to the first-time polishing effect, second-time polishing time is set, and then polishing is carried for the second time; (3) a polished button is washed and dried; (4) primer is sprayed on the surface of a button blank to obtain a button obtained after primer spraying; (5) the button obtained after primer spraying is subjected to processing through a coating process, and a button obtained after coating is obtained; and (6) finishing coat is sprayed on the surface of the button obtained after coating, and a button obtained after spraying of the finishing coat is obtained. The processing technology is environmentally friendly, and the button processed by the surface treatment process is beautiful in appearance and has the mosquito repellent effect.

The invention discloses a detachable multifunctional recumbent bicycle. The a detachable multifunctional recumbent bicycle includes a folding frame; the front end of the back suspension support of the folding frame is provided with a transverse shaft; the transverse shaft is connected to one end of a front shaft; the transverse shaft is provided with a first seat fixing rack; a position corresponding to an installation hole of the first seat fixing rack, of the front shaft is provided with an installation block; the front shaft is provided with a first reserved quick detachment opening; the front shaft is provided with a second reserved quick detachment opening in front of the first reserved quick detachment opening; the other end of the front shaft is provided with a front rack; the front rack is provided with a front crankset support; the front crankset support is provided with a first treadle; and the front rack is provided with a third reserved quick detachment opening in the front of the front crankset support. The frame is foldable, the distance between a long shaft and a short shaft is inclined to form a forward three-wheel multifunctional recumbent bicycle, a reverse three-wheel multifunctional recumbent bicycle, a two-wheel multifunctional recumbent bicycle, and a four-wheel multifunctional recumbent bicycle; the problem that the bicycle body is not stable and is prone to turnover due to bending of the forward three-wheel multifunctional recumbent bicycle can be solved; through the reserved quick detachment openings, a man or two man can ride on the bicycle; the use space of the recumbent bicycle is expanded; and the user experience can be improved.

The invention relates to a three-phase three-dimensional stacked iron core structure. A semicircular iron core section formed by combining a trapezoidal material stacking part and a rectangular material stacking part is taken as an iron core single frame; three iron core single frames are spliced with each other in a vertical direction so that a three-dimensional iron core can be formed; the trapezoidal material stacking part adopts a roll-core to perform longitudinal oblique line cutting, and transverse shearing can be performed according to design angles and the length of a single silicon steel sheet so that multiple single silicon steel sheets can be formed; the multiple single silicon steel sheets can form a stage whose section is in a trapezoidal shape by adopting a stacking form; andthe multiple same or different trapezoidal stages can form the trapezoidal material stacking part whose section is stacked by the multiple trapezoidal stages by adopting the stacking form again. Thus, the section filling coefficient of the iron core can be increased; a stepping structure is adopted between single layers or multilayers, a three-phase three-dimensional stacked iron core can be formed by multilayers of square-shaped iron core sheets, so that iron core winding equipment can be saved; and the three-phase three-dimensional stacked iron core structure having three iron core columnswhose cross sections are in circular shapes can be formed through the stepping structure adopted between the single layers or the multilayers.

The invention relates to a compound double-layered glass cement barrel. By adopting a technology of compounding a hollowed hard glass cement barrel body and hard and soft glass cement barrels, advantages of the hard and soft glue barrels are integrated and defects thereof are eliminated. As the barrel body is made from an alloy material, a sealing head is made from a plastic, the hard glue barrelis of a threaded connection structure, purposes of optimizing the general performance of the glass cement barrel, lowering the package material and usage costs greatly, reducing the generation amountof glass cement packaging wastes greatly and becoming an energy-saving and environment-friendly resource-saving type product are achieved.

The invention relates to a glue gun comprising a flexible glue tube. By means of the hollowed-out circular arc-shaped channel technology, the flexible glue tube is directly used for conducting glue applying operation. The operation process is visual. The effects of improving the construction quality and reducing the packing material cost, the accident rate and the quantity of generated glass gluepackage waste are achieved.

The invention discloses a cold heading forming device of a thin-wall hollow positioning pin and a forming method of the cold heating forming device. The cold heating forming device comprises a cold heading machine and a powder removing box and further comprises a steel tube, a dust removing sleeve, a dust collecting tube and a metal rod, wherein the powder removing box is assembled at the feeding end of the cold heading machine through bolts, and the top in the powder removing box is divided into a brushing chamber through steel plate welding; the metal rod is located at the bottom in the brushing chamber, the dust collecting tube is arranged at the top in the brushing chamber, dust removing sleeves are sequentially arranged in the brushing chamber, and one end of each dust removing sleeve is provided with a connecting plug. The surface of a forging blank of the thin-wall hollow positioning pin can be pretreated, the forming effect of the forging material during cold heading machining is better, metal dust and adhered foreign matter generated by wire drawing on the surface of a forging stock wire rod can be effectively cleaned and brushed, and therefore, when the forging blank is subjected to cold heading, the forging blank is guaranteed to not cause large pollution to lubricating oil, the number of reutilization times of the lubricating oil is greatly increased, a good saving effect is achieved, and the processing cost is greatly reduced.