7results about How to "Easy to remove dust" patented technology

The application discloses a kind of tunneling dust removal fan integrated mobile support, belong to tunnel dust removal device technical field, it is a kind of tunneling dust removal fan integrated mobile support, including device base, the device base front side is fixedly installed with suction box, the front side of the suction box is fixedly installed with telescopic piece, by being provided with the structure of shell body, in the process of using, by shell body and inner shell, dust passing through can be accumulated and intercepted, when dust accumulation clogs screen plate, first contact piece and second contact piece on the lower side of inner shell will be contacted, trigger alarm, so as to prompt operator to clean dust removal pipe, by the structure of rotating member in society, servo motor can control rotating member and dust removal pipe overall rotation, can directly pass through side ventilation slot to the inside of dust removal pipe is back-flushed and cleaned, convenient and fast dust removal, simple structure, no complex electric control, meet underground explosion-proof, anti-interference requirement.

The invention relates to the field of municipal construction, and discloses a protective cutting machine for municipal construction, which comprises a moving vehicle, a water tank and a fixed sliding frame are mounted at the top end of the moving vehicle, a road surface cutting mechanism is arranged on one side of the moving vehicle, and the road surface cutting mechanism comprises a cutting box arranged on one side of the moving vehicle. The outer side of the cutting box is sleeved with a protection box, the protection box is fixedly connected with the moving trolley, a cutting wheel is arranged in the cutting box, a motor mounting box is mounted on the inner wall of one side of the cutting box, a driving motor is mounted in the motor mounting box, and an output shaft of the driving motor is in bolted connection with the cutting wheel. The protective box is arranged outside the cutting box in a sleeving mode, the protective box is fixedly connected with the moving trolley, the cutting box can longitudinally move, the depth of the cut road surface is adjusted, the cutting box is located on the inner side of the protective box, the situation that in the cutting process, chippings such as pebbles splash to injure surrounding workers or passersby is avoided, and the protective effect is achieved.

The utility model discloses a kind of fixed pollution source monitoring equipment protection devices, including protective cover, the fixed pollution source monitoring equipment is fixedly installed in protective cover inside;The dust discharge groove is fixedly connected with the bottom of protective cover, control motor is fixedly installed with the support of dust discharge groove lower end outside, swing shaft is fixedly installed with the inside transmission shaft part of control motor, the outer surface of swing shaft is fixedly installed with the sealing cover for the dust discharge groove lower end opening is shielded and sealed, compressed gas cylinder is fixedly installed with the rear end support of protective cover, the upper end inside of protective cover is rotatably connected with blowing pipe by the penetration of rotating shaft, blowing pipe bottom is fixedly connected with blowing nozzle, the outer end of blowing pipe is rotatably connected with connecting pipe by the penetration of rotating shaft.The utility model is protected to the fixed pollution source monitoring equipment by protective cover, and it is convenient to swing jet dust removal inside protective cover, so that the cleaning effect in protective cover is further improved.

The utility model provides a kind of exchangeable groove cutting workbench, including upper layer frame, lower layer frame, upper layer workstation, lower layer workstation, air duct main pipe;Upper layer frame is set in the just above of lower layer frame, upper layer workstation is slidably arranged on upper layer frame, lower layer workstation is slidably arranged on lower layer frame, one pair of upper layer side air duct is provided on upper layer workstation, upper layer main air duct is connected with upper layer side air duct, one pair of lower layer side air duct is provided on lower layer workstation, lower layer main air duct is connected with lower layer side air duct, spoiler is respectively provided in upper layer side air duct and lower layer side air duct;Upper layer air duct interface and lower layer air duct interface are respectively provided on air duct main pipe, upper layer air duct interface is used to intermittently connect with upper layer main air duct, lower layer air duct interface is used to intermittently connect with lower layer main air duct.The workbench solves the problem of poor dust removal effect, uneven wind force and attenuation of traditional workbench, avoids the problem that cutting robot needs to stop and wait during the process of feeding and polishing.

This utility model discloses a dust removal device for calcining furnace filling material, including a furnace chamber and a fire channel wall. Multiple rectangular furnace chambers are arranged side-by-side, enclosed and divided by the fire channel wall. A main ventilation duct is located above the same side of each furnace chamber, and a U-shaped ventilation duct is located above the perimeter of each furnace chamber. Both ends of each U-shaped ventilation duct are connected to the side wall of the main ventilation duct. Multiple air inlets are located on the side wall of the U-shaped ventilation duct facing the furnace chamber. A secondary ventilation duct is connected to one side of the main ventilation duct, and an air outlet is located at the top of the secondary ventilation duct. The dust collector's suction port is connected to a corrugated pipe, which is fixedly connected to the air outlet by a pipe clamp. Multiple electric cylinders are inserted through the side wall of the main ventilation duct, and a cover plate is fixed to the extension end of each electric cylinder. A ventilation window is fixed to the end of the U-shaped ventilation duct, and the cover plate fits against the ventilation window. Advantages: Dust from the furnace opening can be sucked into the main ventilation duct and the U-shaped ventilation duct, and finally removed by the dust collector, reducing diffusion and lowering surrounding dust pollution.

The invention relates to the technical field of skid-mounted transformer substations, in particular to a skid-mounted transformer substation based on an intelligent power distribution network, and solves the problems that when an existing skid-mounted transformer substation is applied, a used insulating medium cannot continuously keep pure quality, and positive voltage insulation treatment is inconvenient to carry out on the transformer substation through the insulating medium. Comprising a box type protection mechanism, an insulation regulation and control mechanism is installed on the inner side of one end of the box type protection mechanism, the insulation regulation and control mechanism comprises an insulation gas conveying module, a backflow heat dissipation module is installed on the inner side of the insulation gas conveying module, and a circulation purification module is installed on one side of the backflow heat dissipation module. The backflow heat dissipation module comprises a heat dissipation box, and a condenser is fixedly installed at the bottom end of the heat dissipation box. Through the backflow heat dissipation module and the circulating purification module, circulating conveying and processing of insulating gas are facilitated, and insulating operation of a transformer substation in the protection box and the quality of the insulating gas are kept.

The utility model relates to a paper surface dust removal pretreatment device relates to the technical field of printing equipment, it includes frame, conveying mechanism and dust removal mechanism, conveying mechanism includes first conveying assembly, and first conveying assembly bag first mounting bracket, first conveying roller and first motor, and first mounting bracket fixed mounting is in the frame, and a plurality of first conveying rollers are opposite rotation and are installed on the first mounting bracket, and first conveying roller is provided with multiple groups along the paper conveying direction, and first motor is installed on the first mounting bracket, and first motor drives first conveying roller rotation, dust removal mechanism includes dust absorption board and dust absorption pipe, and dust absorption board fixed mounting is in the first mounting bracket, and dust sweeping component includes dust sweeping board and dust blowing pipe, and dust sweeping board fixed mounting is in the first mounting bracket, and the export end of dust blowing pipe and dust sweeping board intercommunication, the utility model can improve the dust removal effect of paper surface.