37results about How to "Play the role of filtering impurities" patented technology

The invention relates to the technical field of a sewage treatment accessory device, in particular to a sewage treatment device. A filtering net cannot be easily blocked and can be conveniently cleaned; the continuous proceeding of the treatment work is ensured, so that the work efficiency is improved; colloid, suspended substances and organic compounds in sewage can be cleaned; the treatment effect is improved; meanwhile, the disinfection effect on the sewage is improved; secondary pollution cannot be generated. The sewage treatment device comprises a main body, wherein a left cavity and a right cavity which are separated by a separation plate are arranged inside the main body; the top of the main body is provided with a water inlet pipe communicated with the left cavity; a filtering netis slantwise arranged in the left cavity; an upper base and a lower base are arranged in the right cavity; the bottom end of the upper base is provided with a plurality of groups of negative electrodeplates; the top end of the lower base is provided with a plurality of negative electrode plates; a plurality of ventilating holes are formed in the upper base; an activated carbon adsorption body isarranged above the upper base; the right end of the main body is provided with a controller; the sewage treatment device also comprises a water pump, an impurity box and a filtering box.

The invention provides a combined cylinder valve, and belongs to a cylinder valve. The combined cylinder valve comprises a main valve body. The right end of the main valve body is used for being in threaded connection with an air cylinder. A main channel and an air outlet channel are arranged on the main valve body. A filter is connected at the right end of the main channel. The right end of the main channel is communicated with the air cylinder through the filter. A check valve is connected on the main valve body at the left end of the main channel. A pressure reducing valve with a switch function is arranged on the main valve body between the main channel and the air outlet channel. A pipe joint is connected on the exit of the air outlet channel. A joint channel on the pipe joint is communicated with the air outlet channel. A safety valve is arranged on the pipe joint. A pressure gauge is connected on the main valve body and communicated with the main channel through a side channel. The combined cylinder valve has the advantages that switching of air inflation or outward air delivery can be realized only by pulling a handle, inserting a dowel or pulling up the dowel by people, so that troubles in demounting and mounting of the pressure reducing valve are avoided, and great convenience is brought to people to operate.

The present invention provides a constant-pressure water replenishing valve, pertaining to valve technique field. The present invention resolves problems that strict lower stream water return current can not be achieved, water replenishing pressure error is large in the existing water replenishing equipment. The constant-pressure water replenishing valve includes a valve body with a water inlet and a water outlet, the valve body is separated into a chamber 1 and a chamber 2 by a separation plate, a spring 1 and a sealing member are respectively arranged in the chamber 1 and the chamber 2, the chamber 1 communicates with the water inlet, the chamber 2 communicates with the water outlet, a through hole 1 for communicating the chamber 1 and the chamber 2 is arranged on the separation plate, a valve core base having a through hole 2 is arranged in the chamber 1, the spring 1 and the sealing member are provided respectively in the valve core base, the sealing member contacts with the through hole 2 to seal in effect of the spring 1. The constant-pressure water replenishing valve has advantages of automatically replenishing water and preventing water reverse flow for the water outlet, and integrating functions of replenishing water automatically, stopping water return, reducing pressure.

The invention discloses an injection nozzle with a filtering device, which has a nozzle tube base which is connected with a host material barrel, an injection passage is provided in the nozzle tube base, a filtering device is arranged in the nozzle tube base, the front end outer edge of the filtering device and the passage in the nozzle tube base are cooperated sealing, the outer diameter of the middle part of the filtering device is smaller than that of the front outer edge of the filtering device, a filtering gas is formed between the nozzle tube base and the filtering device, the outer size wall at the middle part of the filtering device is provided with a plurality of feeding grooves and discharging grooves which are arranged in interval, the material flow passes through the filtering device, which can filter off the impurity in the material, also can make the color of the product of color material even.

The invention discloses an industrial waste gas purifying device, which comprises a body and a water reservoir, wherein an air inlet is arranged above the body; an air inlet valve is arranged on the air inlet; a filter chamber is connected to the lower part of the air inlet; the filter chamber is connected with an air inlet pipe through a main pipe, and multiple air holes are formed in the surface of the air inlet pipe, and an oil filter board is arranged in the body; a filter layer is arranged below the oil filter board, the water reservoir is a closed cavity and is arranged blow the body, filtered water is contained in the water reservoir, a funnel is arranged on the lower part of the body, the lower end of the funnel penetrates through the top wall of the water reservoir and is inserted into the liquid in the water reservoir, an air outlet pipe is arranged on the lower part of the body, an air outlet valve is arranged on the air outlet pipe, the pipe orifice of the air outlet pipe penetrates through one side of the top wall of the water reservoir and is inserted into the cavity on the upper part of the water reservoir, the pipe orifice of the air outlet pipe which is inserted into the water reservoir is higher than the liquid level in the water reservoir, and the industrial waste gas purifying device has the advantages of reasonable structural design, good purifying effect and long service life.

The invention discloses a reduction and refining integrated smelting system. The reduction and refining integrated smelting system comprises reduction tanks, a vacuum unit, a cooling crystallization unit, an argon gas protection unit and a magnesium liquefaction collection unit. Insulation blocks are arranged inside the upper portions of the reduction tanks, reduction tank cooling water sleeves are arranged outside the upper portions of the reduction tanks, and upper openings of the reduction tanks are sealed with reduction tank upper covers. The reduction tanks are connected to the cooling crystallization unit through a magnesium vapor pipe. The cooling crystallization unit comprises a crystallizer heater top cover, a sodium potassium plate, a heater and a crystallizer. The vacuum unit comprises a vacuum pipeline and a vacuum pump. The argon gas protection unit comprises an argon gas pipeline and an argon gas supply device. The magnesium liquefaction collection unit includes high temperature resistance ceramic valves and a magnesium liquid pipeline, the magnesium liquid pipeline is connected to the heater, and the high temperature resistance ceramic valves are located at an inletof the magnesium liquid pipeline and an outlet of the magnesium vapor pipeline. The reduction and refining integrated smelting system solves the problems of low magnesium recovery rate, serious pollution, dangerous operating environment and low quality of magnesium ingots in the prior art.

The invention relates to a tin-liquid-impurity filtering apparatus, which is used for filtering impurities from a tin liquid. The apparatus comprises a tin-liquid containing device, the center part of which is provided with a tin-liquid containing chamber. An impurity shunting pipeline is arranged on the tin-liquid containing chamber, leads to an impurity-collecting chamber arranged at the bottom of the tin-liquid containing device, and is provided with an electromagnetic switch. The tin-liquid-impurity filtering apparatus has advantages of safety and high efficiency.

A medium filter suitable for an electric car heat management system comprises an upper shell, a lower shell and a filtering core. The upper shell and the lower shell are connected onto a cyclic pipeline, for circulating of media, in the heat management system. The filtering core comprises a filtering cylinder mounted in the lower shell, a large press ring, a small press ring, a cover nut, a bolt and magnetic steel. The filtering cylinder is defined by a circumferential filtering layer and a bottom filtering layer, an annular gap is formed between the filtering cylinder and the lower shell, and the circumferential filtering layer is fixedly connected with the outlet end of the upper shell. The inner side wall of the circumferential filtering layer is fixedly connected with the small press ring in the circumferential direction, the outer side wall of the circumferential filtering layer is fixedly connected with the large press ring in the circumferential direction, and the bottom filtering layer is fixedly connected between cross-shaped rib plates of the large press ring and the small press ring. The magnetic steel is fixedly connected with the cross-shaped intersection position of the small press ring and the large press ring, and the circumferential filtering layer and the bottom filtering layer comprise inner-layer filtering nets for filtering and outer-layer filtering nets for supporting correspondingly. According to the medium filter suitable for the electric car heat management system, impurities of the media in the cooling system can be filtered, and the cleanliness of the media is improved.

The invention relates to an anti-freezing water meter which comprises a water meter body. A shell is arranged at the middle end of the water meter body, a connecting sleeve is arranged in the shell, apartition plate is arranged at the top of the connecting sleeve, and the two ends of the partition plate make contact with anti-freezing pads respectively. A protection pad and a heating pipe are arranged, and when the temperature is low, a heating wire is started to generate heat, heat is released to the water meter body, so that the water meter body is prevented from being frozen and affectingthe life of residents. An anti-freezing cover is arranged to protect a dial plate, so that the situation in which the device is damaged due to frost cracking of the dial plate is prevented, the situation in which the interior of the water meter body is frozen or the dial plate is damaged by freezing is effectively prevented, the service life of the water meter body is prolonged, the anti-freezingeffect of the water meter body is enhanced, and safety is improved. In addition, the anti-freezing cover used in the invention has a very good anti-freezing effect.

The invention discloses a self-cleaning recycling device for domestic wastewater treatment, the self-cleaning recycling device comprises a support plate frame, wherein the upper surface of the supportplate frame is fixedly connected with a filter stirring box; the inner wall of the filter stirring box is fixedly connected with a support block; the top of the support block is fixedly connected with a filter screen through a first bolt; the top of the filter stirring box is fixedly connected with a top cover plate through a second bolt; the middle part of the upper surface of the top cover plate is fixedly connected with a motor; the output end of the motor is fixedly connected with a stirring rod; and the middle part of the lower surface of the support plate frame is fixedly connected witha disinfection box. According to the self-cleaning recycling device for domestic wastewater treatment, impurities in wastewater can be filtered when the wastewater is poured through the matching arrangement of a clamping shaft, a supporting rod, a supporting groove plate, a rotating shaft, a screen frame and an impurity screen, then the impurity screen is reversed, and the impurities are poured into an impurity collecting cylinder, so that the self-cleaning recycling device for domestic wastewater treatment plays a role of filtering the impurities.

The invention relates to a cold-resistant water meter. The water meter comprises a water meter body, a shell is arranged at the middle end of the water meter body, a connecting sleeve is arranged in the shell, a partition plate is arranged at the top of the connecting sleeve, the two ends of the partition plate make contact with anti-freezing pads respectively, a connecting rod is arranged at themiddle axis of the partition plate, a rotating rod is fixedly connected to the bottom of the connecting rod, and the top of the connecting rod penetrates through the partition plate and extends to theouter side of the partition plate. A protection pad and a heating pipe are arranged, when the air temperature is low, a heating wire is started, the heating wire generates heat, heat is released fromthe water meter body, so that the problem that a water meter body is frozen to affect the lives of residents is avoided; an anti-freezing cover is arranged, the dial plate is protected, the situationthat the device is damaged due to frost cracking of the dial plate is prevented, the situation that the interior of the water meter body is frozen or the dial plate is frozen to be damaged is effectively prevented, the service life of the water meter body is prolonged, the anti-freezing effect of the water meter body is enhanced, and the safety is improved.

The invention relates to the technical field of mask processing, and discloses an efficient and easy-to-adjust mask cleaning device, which includes a base, and support columns are fixedly connected to both sides of the top of the base, and the tops of the two support columns are fixedly connected There is a support frame, one side of the bottom of the two support frames is fixedly connected through the water receiving box, and the bottom of the water receiving box is fixedly connected with the top of the base, and the top of the output shaft of the rotating motor is fixedly connected with a horizontal bar, and the horizontal bar The middle part of the inner cavity is provided with a water leakage net, and the middle part of the top of the horizontal bar is fixedly connected with a connection plate, and the top of the connection plate is fixedly connected with a vertical bar, and the outer surface of the vertical bar is sleeved with a stirring blade. This efficient and easy-to-adjust mask cleaning equipment can drive the rotation of the horizontal bars, vertical bars and stirring blades through the rotating motor, so as to clean the masks, and the vertical bars are installed on the top of the horizontal bars in a ring, so that Greatly improve the cleaning efficiency of masks.

The invention discloses a self-adaptive oil filtering system of a compressor. The self-adaptive oil filtering system comprises a crankshaft and an oil suction pipe, wherein the crankshaft comprises a crankshaft part, a balance part and a spindle part; the crankshaft is provided with a spiral oil groove in the outer wall of the spindle part; an oil suction inner cavity is formed in the lower end of the spindle part; the spindle part is provided with an oil hole in the lower part of the oil groove; the oil suction pipe is provided with a direct-through inner cavity and is arranged at the lower end of the spindle part; the direct-through inner cavity of the oil suction pipe communicates with the oil suction inner cavity of the crankshaft; a mounting base is arranged inside the oil suction inner cavity, on the oil suction pipe; an oil filtering part is arranged on the inner side of the oil hole, in the oil suction inner cavity; a bimetallic strip is arranged on the mounting base; when the bimetallic strip is heated, the bimetallic strip can drive the oil filtering part to shield the oil hole; when the bimetallic strip is cooled, the bimetallic strip can drive the oil filtering part to keep away from the oil hole. According to the self-adaptive oil filtering system disclosed by the invention, the oil filtering part is arranged in the oil hole, so that the performance and the service life of the compressor are guaranteed; meanwhile, the oil filtering part is flexibly controlled to be retracted and released by using the temperature variation characteristic of the bimetallic strip, so that the lubricating problem at the start running stage of the compressor and the filtering problem after normal running of the compressor are solved.

The invention relates to an antifreeze water meter, comprising a water meter body, a casing is arranged at the middle end of the water meter body, a connecting sleeve is arranged inside the casing, a baffle is arranged on the top of the connecting sleeve, and both ends of the baffle are respectively contact with the antifreeze pad. By setting the protection pad and the heating pipe, when the temperature is low, the heating wire is activated to make the heating wire generate heat and release heat to the water meter body, thereby preventing the water meter body from freezing and affecting the lives of residents. Protect the dial to prevent the damage of the device caused by the freezing and cracking of the dial, effectively preventing the occurrence of freezing or freezing damage to the dial in the water meter body, prolonging the service life of the water meter body, enhancing the anti-freezing effect of the water meter body and improving the safety. . In addition, the antifreeze cover used in the present invention has a very good antifreeze effect.

The invention provides a soldering flux circulation tank comprising an outer cavity, an inner cavity, a liquid inlet pipe, a liquid outlet pipe, a liquid storage cavity and a liquid inlet pump. The inner cavity is located in the outer cavity. The inner cavity comprises an inner tank body and a face plate. The face plate is located at the position of a top opening of the inner tank body. Multiple pin through holes are formed in the face plate. Silica gel is arranged in the pin through holes. Cross-shaped notches are formed in the silica gel. An overflow strip hole is formed in the side face ofthe inner tank body. The height of the overflow strip hole is smaller than that of the face plate. The outer cavity comprises an outer tank body and multiple closing plates. A top opening of the outertank body is closed by the face plate and the multiple closing plates together. The inner portion of the outer tank body and the outer portion of the inner cavity are filled with filter materials. The soldering flux circulation tank aims at solving the problems that in the existing manner that component PINs are dipped with soldering flux, it is difficult to control the height and deterioration is caused by exposure of the soldering flux.

The invention discloses a device for prolonging the service life of a plating solution. The electroplating comprises a pre-plating groove, wherein a pipeline I is additionally arranged at the bottom of the pre-plating groove by using a tool and is connected with a magnetic drive pump; meanwhile, a water outlet of the plating solution is formed in the top of the pre-plating groove; the magnetic drive pump is connected with the water outlet through a pipeline II; a filtering flask is additionally arranged on the pipeline II. According to the device disclosed by the invention, circulating filtration systems are respectively arranged in the pre-plating groove and a reinforcing groove and can be used for well filtering impurities in the plating solution; the circulating filtration system adoptsa combination form of a circulating pump and a filter element; the effect of well filtering the impurities can be achieved by only needing to change the filter element regularly, so that a more satisfactory coating and a line body are obtained; in addition, the device has a simple structure and is convenient to operate; the service life of the plating solution can be greatly prolonged, which is far beyond the previous plating solution replacement cycle of 7 to 14 days.

The invention relates to a constant-temperature storage device for a placenta stem cell extracting solution. A refined filtration membrane plays a role in filtering impurities, and a ultrafiltration membrane plays a role in extracting water from the stem cell extracting solution; the water circulated once can ensure that impurities above the refined filtration membrane are fully washed, and meanwhile, the water can be ensured to flow, so that the concentration of the stem cell extracting solution can be ensured to be relatively stable, and the activity of the stem cell extracting solution is further improved. Meanwhile, the temperature is measured at the water inlet pipe, the measurement position is the most accurate, the accuracy of temperature control is ensured, a temperature detector is not arranged at an active component of the stem cell extracting solution any more, the influence of temperature detection on the stem cell extracting solution can be reduced, the influence of the stem cell extracting solution on the temperature detector is also reduced, and the service life of the device is prolonged.

The invention discloses an industrial sludge processing device, which comprises a sludge processing bucket, a processing bucket base, a breaking chamber and a contact oxidizing chamber, wherein one side in the sludge processing bucket is provided with the breaking chamber; one side of the breaking chamber is provided with a stirring motor through an installation seat; one side in the breaking chamber is provided with a stirring rod through a connecting rod; one end of the stirring rod is connected with the stirring end of the stirring motor; one side of the breaking chamber is provided with the contact oxidizing chamber; coagulant is arranged in the contact oxidizing chamber; the bottom in the contact oxidizing chamber is provided with a ceramic heating plate through screws; the top of thecontact oxidizing chamber is provided with an air outlet; the top of the air outlet is provided with a tail gas purifier through a connecting seat; one side of the contact oxidizing chamber is provided with a sediment filtering net through a threaded rod; one end of the sludge processing bucket is provided with an observation view window. The industrial sludge processing device has the advantagesof powerful function, scientific design, convenience in operation, good stability and high reliability and is suitable for wide promotion.

The invention discloses an ammonium sulfate refining device, and relates to the technical field of chemical engineering. The ammonium sulfate refining device comprises a mixing box, a feeding port forcoarse ammonium sulfate to enter is formed in the mixing box, a first fixing plate is fixed in the mixing box, a first filter screen is movably connected to the upper portion of the first fixing plate through a driving assembly, and a stirring assembly is arranged above the first filter screen; the first fixing plate is communicated with a filtering cavity through a discharging pipe, and a filtering assembly is arranged in the filtering cavity; and the mixing box is communicated with an ammonium removal box through a material moving pump, the ammonium removal box is communicated with a pushing centrifuge on one side, and the pushing centrifuge is communicated with a drying box. By arranging the driving assembly, the effect of filtering impurities can be achieved; the effect of stirring can be achieved through the stirring assembly; in the upward moving process of the driving assembly, a support can be driven to move in the vertical direction, then filtering and stirring cannot be affected, and through combination of the driving assembly and the stirring assembly, very good practicability is achieved.

The invention discloses a conveying device on a paperboard integrated forming machine and relates to the technical field of carton machines. The conveying device on the paperboard integrated forming machine is characterized in that the conveying device comprises a supporting box, a regulator is arranged on the supporting box, a negative pressure pump is arranged on one side of the regulator, a feeding pipe is connected above the negative pressure pump, a delivery pipe is arranged below the negative pressure pump, a filtering end is fixed to the lower end of the delivery pipe, an inductor is arranged on the filtering end, a signal lamp is arranged on the inductor, a filtering device is arranged in the filtering end is a piece of latticed gauze, and the signal lamp is arranged on the outer side of the filtering end and is an LED lamp. The conveying device on the paperboard integrated forming machine is simple in structure, easy to install and convenient to use.

The invention discloses a hydraulic pump device for hydraulic jacks. The hydraulic pump device comprises a first pump body, a second pump body and a third pump body which are arranged in series; the first pump body is connected to an oil tank; the third pump body is connected with a plurality of hydraulic pipes; first flow valves are arranged on the joints of the hydraulic pipes and the third pump body; the hydraulic pipes are connected to the first pump body through bypass pipes which are provided with second flow valves; and the first pump body, the second pump body, the third pump body, the first flow valves and the second flow valves are all in communication with a controller. The invention further provides a control method of the hydraulic pump device for the hydraulic jacks. By means of the hydraulic pump device for the hydraulic jacks and the control method of the hydraulic pump device for the hydraulic jacks, the defects in the prior art can be overcome, and stability is improved when a hydraulic pump drives a plurality of jacks at the same time.

The invention discloses an industrial waste gas purifying device, which comprises a body and a water reservoir, wherein an air inlet is arranged above the body; an air inlet valve is arranged on the air inlet; a filter chamber is connected to the lower part of the air inlet; the filter chamber is connected with an air inlet pipe through a main pipe, and multiple air holes are formed in the surface of the air inlet pipe, and an oil filter board is arranged in the body; a filter layer is arranged below the oil filter board, the water reservoir is a closed cavity and is arranged blow the body, filtered water is contained in the water reservoir, a funnel is arranged on the lower part of the body, the lower end of the funnel penetrates through the top wall of the water reservoir and is inserted into the liquid in the water reservoir, an air outlet pipe is arranged on the lower part of the body, an air outlet valve is arranged on the air outlet pipe, the pipe orifice of the air outlet pipe penetrates through one side of the top wall of the water reservoir and is inserted into the cavity on the upper part of the water reservoir, the pipe orifice of the air outlet pipe which is inserted into the water reservoir is higher than the liquid level in the water reservoir, and the industrial waste gas purifying device has the advantages of reasonable structural design, good purifying effect and long service life.

The invention discloses combined multifunctional phosphate ester fire-resistant oil purification equipment. The upper part and the middle part of an inner cavity of a vacuum tank (13) are respectively provided with a deluge device (12) and a heater (11) which is opposite to the deluge device (12); the bottom of the inner cavity of the vacuum tank is provided with a high oil level switch (34), a low oil level switch (35) and an oil floating valve (33) respectively; an oil inlet (3) is formed in one end of an oil inlet pipeline (36) and the other end of the oil inlet pipeline is connected with the heater (11); the part of the oil inlet pipeline (36) which is positioned between the oil inlet (3) and the vacuum tank (13) is sequentially provided with an electromagnetic valve I (2) and a coarse strainer (1); an oil outlet (4) is formed in one end of an oil outlet pipeline (46) and the other end of the oil outlet pipeline is connected with the vacuum tank (13); an inlet of an oil pump (37) is communicated with the vacuum tank (13); an outlet of the oil pump (37) is connected with an inlet of a secondary filter (38) through a check valve I (42); an outlet of the secondary filter (38) is sequentially connected with a check valve II (30) and a sampling valve (31); the top of the vacuum tank (13) is connected with a condenser (19) through a vacuum pipe (18); and the condenser (19) is connected with a vacuum pump (26) and a water collection box (22) through a conveying pipe I (47) and a conveying pipe II (48) respectively.

The invention discloses a hydraulic pump device for hydraulic jacks. The hydraulic pump device comprises a first pump body, a second pump body and a third pump body which are arranged in series; the first pump body is connected to an oil tank; the third pump body is connected with a plurality of hydraulic pipes; first flow valves are arranged on the joints of the hydraulic pipes and the third pump body; the hydraulic pipes are connected to the first pump body through bypass pipes which are provided with second flow valves; and the first pump body, the second pump body, the third pump body, the first flow valves and the second flow valves are all in communication with a controller. The invention further provides a control method of the hydraulic pump device for the hydraulic jacks. By means of the hydraulic pump device for the hydraulic jacks and the control method of the hydraulic pump device for the hydraulic jacks, the defects in the prior art can be overcome, and stability is improved when a hydraulic pump drives a plurality of jacks at the same time.

The invention discloses a waste gas purifier for chemical and medicine industries. The waste gas purifier comprises a body and a water storage pond, wherein a gas inlet is formed in the upside of the body; a gas inlet valve is arranged on the gas inlet; a filter chamber is connected to the downside of the gas inlet; the filter chamber is connected with a gas inlet pipe through a main pipe, a plurality of pores are formed in the surface of the gas inlet pipe, an oil filtering plate is arranged inside the body; a filtering layer is arranged below the oil filtering plate, the water storage pond is a closed cavity and is arranged below the body, filtering water is contained in the water storage pond, a funnel is arranged at the lower part of the body, the lower end of the funnel penetrates through the top wall of the water storage pond and is inserted to be under the liquid level in the water storage pond, a gas outlet pipe is arranged at the lower part of the body, a gas outlet valve is arranged on the gas outlet pipe, a pipe opening of the gas outlet pipe penetrates through one side of the top wall of the water storage pond and is inserted into a cavity at the upper part of the water storage pond, and the height of the pipe opening of the gas outlet pipe, inserted into the water storage pond, is greater than that of the liquid level in the water storage pond. The waste gas purifier has the advantages of reasonable structure design, good purifying effect, long service life and the like.