30results about How to "Improve filter and dust removal effect" patented technology

The invention discloses a water curtain dust removing mechanism applicable to a coating machine, which comprises a casing (10). An atomization spraying head (5) is installed at the position of an upper inlet (13) in the casing (10), a gas pipe (6) is installed in the casing (10) and close to the position below the atomization spraying head, a water-gas separation device (7) is installed at the position of an outlet of the gas pipe (6) and in the casing (10), and a pools zone (9) is located at the bottom of the casing (10). The gas pipe (6) is a venturi pipe. The water curtain dust removing mechanism is good in dust filtering effect, simple in operation, convenient in replacement, low in labor strength, high in work efficiency and capable of effectively ensuring gas handling capacity and negative pressure in a coating pan.

The invention belongs to the technical field of needle felts, and in particular relates to a high performance PTFE coated needle felt and a preparation method thereof, and the high performance PTFE coated needle felt comprises a PTFE mesh base layer, heat insulating cotton layers disposed on both sides of the PTFE mesh base layer, and PTFE coating layers disposed on the heat insulating cotton layers, wherein each PTFE coating layer is provided with a heat dissipating copper plate, the heat dissipating copper plate is interspersed with connecting iron strips, the connecting iron strips pass through the PTFE mesh base layer and the heat insulating copper layers, the heat dissipating copper plate is provided with a magnetic fixing unit for fixing the connecting iron strips by magnetic attraction, and the PTFE coating layers are further provided with heat sink units. The connecting iron strips have high connection strength between the layers of the needle felt, the magnetic fixing unit hasa large fixing strength to the connecting iron strips, the fixing operation and the fixing removal operation of the connecting iron strips are convenient and quick, and the heat dissipation speed ofthe needle felt is fast, and finally the PTFE fiber filtration dust removal ability is improved.

The invention provides a wide-purpose block-mounted dust removal filter bag. The dust removal filter bag comprises a dust removal filter bag body, a positioning mechanism, a connecting circular ring,a first clamping piece and a second clamping piece, wherein the connecting circular ring is arranged at the top of the dust removal filter bag body; the positioning mechanism is arranged between the dust removal filter bag body and the connecting circular ring; the first clamping piece and the second clamping piece are symmetrically arranged at the position, close to the edge, of the top of the connecting circular ring; a containing groove is formed in the connecting circular ring, and a buffer spring is arranged in the containing groove. The block-mounted dust removal filter bag is advantageous in that the positioning mechanism is arranged between the dust removal filter bag body and the connecting circular ring so that the position between the dust removal filter bag body and the connecting circular ring can be limited through the positioning mechanism, and the shape of the dust removal filter bag body can be limited, the winding phenomenon of the dust removal filter bag body in theuse process is avoided, and the filtering and dust removal effects of the dust removal filter bag body are better.

The invention relates to a soot compression device having a soot waste heat utilization function for an electric dust removal tool. The soot compression device comprises an air inlet pipe and a connection pipe. The left side of the air inlet pipe is provided with a grounding wire. The lower end of the air inlet pipe is provided with a connection plate. A bottom valve is inlaid in the lower end ofthe connection plate. The middle of the upper end of the bottom valve is connected to a connection rod. The upper end of the connection rod is provided with a brush ring. The lower end of the right side of the air inlet pipe is fixedly provided with a filter pipe. Through the brush ring, the connection rod is fixed above the bottom valve and the outer side of the connection rod contacts with the inner wall of the air inlet pipe. When the bottom valve is dismounted, the brush ring is driven to slide from the upper end to the lower end in the air inlet pipe and the brush ring and the inner wallof the air inlet pipe generate friction so that the dust on the inner wall of the air inlet pipe can be removed through the brush ring, dust flowing influence caused by excessive impurities inside theair inlet pipe is prevented and the interior of the air inlet pipe can be cleaned regularly.

The invention relates to a health mask with a Chinese herbal medicine filter cartridge. The health mask with the Chinese herbal medicine filter cartridge comprises a mask body. A ventilation hole is formed in the front end of the mask body. A first one-way ventilation valve is arranged at an outlet of the outer portion of the ventilation hole. A partition plate is arranged in the mask body to divide the mask body into a gas supply chamber and a filter chamber. A ventilation pipe is arranged on the partition plate. A second one-way ventilation valve and a third one-way ventilation valve are separately arranged at the upper and lower ends of the ventilation pipe. The Chinese herbal medicine filter cartridge is directly arranged under the ventilation pipe, and air-permeable film sheets are arranged at the upper and lower ends of the Chinese herbal medicine filter cartridge. According to the health mask with the Chinese herbal medicine filter cartridge, the structure is reasonable, the sealing is tight, the filtering and dust removal effect are good, the air filtering purity is high, the respiratory disease can be effectively treated, smoothness of breathing is ensured, the technical problems that an existing common mask is not tight in sealing, poor in the dust filtering effect, mall in the dust load, can not be used normally in the workplace with high dust concentration and can not treat respiratory disease are solved, and compared with the prior art, the health mask with the Chinese herbal medicine filter cartridge has a good market prospect and development space.

The invention belongs to the field of household electrical appliances, and in particular relates to an ultra-clean high-efficiency vacuum cleaner, which includes a casing, and a fan is arranged inside the casing, and the air inlet of the fan is connected to a suction pipe at the front end of the casing. The inner side wall of the tube is sealed and rotated with a rotating plate, and a semicircular air hole is arranged in the rotating plate, and a conical rotor is fixedly connected to the side wall of the rotating plate, and the side wall of the conical rotating head There are a plurality of air passages arranged in the circumferential direction. The inner side wall of the suction pipe is fixedly connected with a flexible plate, and the flexible plate is connected to the rotating plate in a sealed and rotating manner. On the side wall of the air inlet end of the suction pipe Two pipe bodies are fixedly connected, and one end of the pipe bodies is opened. The invention can efficiently and thoroughly remove the stubborn dirt with strong adhesion and the dust hidden in the fiber fabric, has a good dust removal effect, and can effectively absorb the dust through the filter plate to prevent the dust from affecting the normal operation of the fan Normal work is affected.

The invention provides an efficient filtering and deashing device with an inner-cone double-layer filter cartridge, which comprises an outer filter cartridge (1), an inner-cone filter cartridge (2), a double-slit blowing pipe (3), a mounting cover (4), a sealing cover (5) and an oblate sphere (6), the mounting cover (4) is mounted at the top of the outer filter cartridge (1), the sealing cover (5) is mounted at the bottoms of the outer filter cartridge (1) and the inner-cone filter cartridge (2), the oblate sphere (6) is mounted at the top of the inner-cone filter cartridge (2), and the double-slit blowing pipe (3) is connected with the oblate sphere (6). The double-slit blowing pipe (3) is vertically mounted at the upper part of the oblate sphere (6); the filtering surfaces of the outer filtering cylinder (1) and the inner conical filtering cylinder (2) are of a wrinkle structure with triangular wrinkles (7) and short flat wrinkles (8) at intervals; and an air flow connecting pipe (10) and a flow guide connecting pipe (11) of the double-slit blowing pipe (3) are connected with a high-pressure air flow pipe (9) and respectively lead to a lower blowing pipe cover (12) and a blowing pipe body (13). The device has the advantages of large filtering area, large pulse gas flow, high ash removal efficiency and the like.

The invention discloses a chenille composite yarn for electrostatic high-efficiency air filtration, which comprises superfine fiber chenille single yarn I and superfine fiber chenille single yarn II; the superfine fiber chenille single yarn The feather yarn I of the yarn I and the feather yarn II of the superfine fiber chenille single yarn II are two kinds of fiber materials with a large difference in dielectric constant. Compared with the prior art, the present invention has the following advantages: 1. the chenille composite yarn prepared by the present invention for electrostatic high-efficiency air filtration is suitable for removing relatively small particles, and adopting the chenille composite yarn electrostatic dust removal has safety , reliability, good maintainability, and low operating costs; ②The chenille composite yarn of the present invention has strong electrostatic filtration, adsorption and dust removal capabilities, soft hand feeling, and has high dust absorption and strong cleaning functions; The production method can adapt to knitting and weaving, and the woven fabric has good air filtration and dust removal performance, which enriches people's living needs.

The invention provides a wide-purpose quick-loading dust filter bag, which includes a dust filter bag body, a positioning mechanism, a connecting ring, a first clamping piece and a second clamping piece. There is a connection ring, and a positioning mechanism is provided between the dust filter bag body and the connection ring. The top of the connection ring is symmetrically provided with a first clamping piece and a second clamping piece near the edge. A placement groove is opened inside the ring, and a buffer spring is arranged in the placement groove. The advantage of the present invention is that a positioning mechanism is provided between the dust removal filter bag body and the connecting ring, through which the positioning mechanism can limit the position between the dust removal filter bag body and the connecting ring on the one hand, and on the other hand, can limit the position of the dust removal filter bag body and the connecting ring. The shape of the filter bag body is restricted to avoid the entanglement of the dust filter bag body during use, so that the dust removal effect of the dust filter bag body is better.

The invention belongs to the technical field of needled felts, and particularly relates to a high-performance PTFE (polytetrafluoroethylene) coated needled felt and a preparation method thereof. Jacks, a socket heat conduction post, a fixed heat conduction plate, a sleeving heat conduction plate, a magnetic unit and a projecting post unit are arranged among a PTFE net base layer, a heat insulationcotton layer and a PTFE coated layer, so that the PTFE coated needled felt is effectively used. The needled felt has the advantages that a five-layer structure is high in stability, a sleeving heat conduction plate fixing structure is reasonable and effective, high in fixing strength and good in heat dissipation effect, the needled felt is good in overall use effect, and the filtering dust removal capacity of the PTFE coated needled felt is finally improved.

The invention belongs to the field of flue gas dust removal, and particularly relates to a flue gas ultra-clean treatment system based on particle chemical agglomeration and bag-type dust removal. Theflue gas ultra-clean treatment system based on particle chemical agglomeration and bag-type dust removal comprises agglomeration liquid blending and generating equipment, a bag-type dust remover andan atomization spraying device; the liquid outlet of the agglomeration liquid blending and generating device is communicated with the atomization spraying device through a conveying pipe, and a firstpower conveying device is arranged on the conveying pipe; the atomization spraying device is arranged in an inlet duct of the bag-type dust remover and is used for spraying the agglomeration liquid into the flue gas flowing through the inlet duct so that fine particles in the flue gas are chemically agglomerated into large particles. The flue gas ultra-clean treatment system has the advantages ofreasonable design, ingenious combination of chemical agglomeration and bag-type dust removal, integration of agglomeration liquid preparation and dust removal, convenient operation and use of the whole equipment, small space and low cost, thereby achieving the super purification treatment of the smoke dust.

The invention discloses a particle bed dust collector, which comprises an outer casing and at least one layer of particle bed filters vertically arranged inside the outer casing, the upper part of the outer casing is provided with a dust-containing gas inlet, and the lower part of the outer casing is A dust discharge port is provided, and each layer of granular bed filter includes at least one filter unit, each filter unit has a dust-containing gas vent and a clean gas vent, and the characteristic is that a dust pre-separation chamber is also provided inside the outer shell, and the dust pre-separation chamber is The separation chamber is connected to the dust-containing gas inlet and the dust discharge outlet. The dust pre-separation chamber is equipped with an inertial separation deflector. The dust-containing gas entering the dust pre-separation chamber is pre-separated by the inertial separation deflector and then enters through the dust-containing gas vent. In the filter unit; the advantage is that most of the dust larger than 10 microns is pre-separated under the action of the inertial separation deflector, which greatly reduces the filtration burden of the filter unit, so it can be used for dust removal and filtration of dusty gas with a large dust concentration. Dust removal effect is good.

The invention relates to a double-air-duct cloth bag-type dust remover. A middle bypass air duct is arranged between an air inlet duct and an air outlet duct of the dust remover through an inclined plate, is positioned in the dust remover and penetrates through the dust remover, so that the arrangement mode that an existing bypass air duct surrounds the outer side of equipment is replaced, the size of the whole machine is reduced, the occupied space of the equipment is reduced, materials and labor are saved, and the cost is high; a cloth bag is arranged on the outer side of a cloth bag supportin a sleeving mode. During dust removal, the bracket can support the cloth bag; the poor dust removal effect caused by cloth bag deformation is avoided; a dust removing mechanism is arranged at the upper end of a cloth bag assembly, an air tank of the dust removing mechanism provides high-pressure air for a blowing pipe, the interior of the cloth bag can be blown at any time, dust covering and adhering to the surface of the cloth bag is blown away, the filtering and dust removing effect of the cloth bag is improved, and the dust removing mode is high in automation degree and efficiency.