A kind of intelligent disinfection filtering VMC
Technical field
The utility model relates to a kind of intelligent disinfection filtering VMC, for down-hole supply warm braw, prevents downcast pit shaft freezed in winter.
Background technology
A set of air treatment system that VMC is made up of fresh air ventilator and conduit fittings, outdoor live gas is transported to indoor, simultaneously by outside foul indoor, hypoxic air discharge chamber by fresh air ventilator after filtering, purifying.
The phenomenon that the downcast pit shaft of mine may occur freezing because temperature is too low in the winter time, therefore need by down-hole supply warm braw to prevent well head freeze-up.At present, industrial and mining enterprises generally adopt hot-blast stove or air heater supply warm braw, but there is following problem: (1) air heat efficiency is low, and energy consumption is large; (2) do not establish air filter maybe can not purify air, not there is self-cleaning and bactericidal action, the situation that subsurface environment aggravates can not be solved; (3) area of dissipation compared with little, noise is large.
Therefore be necessary to design a kind of intelligent disinfection filtering VMC, to overcome the problems referred to above.
Utility model content
The purpose of this utility model is the defect overcoming prior art, provides the intelligent disinfection filtering VMC that a kind of efficiency of heating surface is high, can purify air.
The utility model is achieved in that
The utility model provides a kind of intelligent disinfection filtering VMC, comprise casing, described casing comprises air intake and air outlet slit, is disposed with low noise axial fan and at least one group of helical finned tube type air heater in described casing from air intake to the direction of air outlet slit; Described axial flow blower air inlet is communicated with described air intake, is provided with air filter between described axial flow blower and adjacent helical finned tube type air heater; Described air outlet slit is connected with diffuser.
Further, described air intake and air outlet slit place are respectively equipped with temperature sensor.
Further, the heating agent porch often organizing described helical finned tube type air heater is provided with electric temperature control valve.
Further, described intelligent disinfection filtering VMC also comprises controller, described controller input is connected with the temperature sensor at described air intake and air outlet slit place respectively, and described controller output end is connected with described axial flow blower and described each electric temperature control valve respectively.
Further, remote communication module and remote communication interface is provided with in described controller.
Further, described controller is PLC.
Further, described air filter is nano optical plasma air purifier, described nano optical plasma air purifier comprises the screen pack and Duo Gen quartz burner that arrange perpendicular to air circulation direction, and the area of described screen pack is identical with the cross-sectional area of described casing; Described screen pack is provided with nano-TiO
2/ Ag coating.
Further, described every root quartz burner is provided with light harvesting baffle plate away from the side of screen pack.
Further, described heating agent is saturated vapor, and the heating agent porch often organizing described helical finned tube type air heater is provided with Pressure gauge.
Further, described helical finned tube type air heater is clad steel aluminium composite helical fin tubular air heater.
The utility model has following beneficial effect: adopt helical finned tube type air heater can improve air heat-exchange efficiency, can arrange many group helical finned tube type air heaters as required, thus effectively improve air heat efficiency, reduce energy consumption.By arranging air filter, improving the cleanliness factor adding hot-air, can effectively improve air quality in well; Adopt low noise axial fan and casing, effectively can reduce noise, improve working environment.
Further beneficial effect of the present utility model is: by set temperature sensor, Real-Time Monitoring air heat effect, improves job stability.
Further beneficial effect of the present utility model is: by arranging electric temperature control valve, can regulate heating agent throughput according to actual conditions, improves job stability.
Further beneficial effect of the present utility model is: by arranging controller, automatically can regulate and enter air quantity and heating agent throughput, improve job stability according to outlet wind-warm syndrome.
Further beneficial effect of the present utility model is: by arranging nano optical plasma air purifier, screen pack arranges nano-TiO
2/ Ag coating, makes this disinfection filtering VMC while large particulate matter, also have sterilization and self-cleaning action in filtered air, thus effectively improves the cleanliness factor adding hot-air, improves air quality.
Accompanying drawing explanation
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only embodiments more of the present utility model, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
The structural representation of the intelligent disinfection filtering VMC that Fig. 1 provides for the utility model embodiment;
The schematic side view of the intelligent disinfection filtering VMC that Fig. 2 provides for the utility model embodiment.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the utility model embodiment, be clearly and completely described the technical scheme in the utility model embodiment, obviously, described embodiment is only the utility model part embodiment, instead of whole embodiments.Based on the embodiment in the utility model, other embodiments all that those of ordinary skill in the art obtain under the prerequisite not making creative work, all belong to the scope of the utility model protection.
As Fig. 1-Fig. 2, the utility model embodiment provides a kind of intelligent disinfection filtering VMC, comprises casing 1, and described casing 1 comprises air intake and air outlet slit.Be disposed with low noise axial fan 2 and at least one group of helical finned tube type air heater 3 to the direction of air outlet slit from air intake in described casing 1, described helical finned tube type air heater 3 comprises the outlet of heat exchanger tube, heating agent entrance and heating agent; Described axial flow blower 2 air inlet is communicated with described air intake, is provided with air filter between described axial flow blower 2 and adjacent helical finned tube type air heater 3; Described air outlet slit is connected with diffuser.In the present embodiment, this casing 1 should have noise reduction and insulation effect, can the contact of air-isolation heater 3 and cool ambient air, thus can reduce energy ezpenditure; Casing 1 should have enough intensity, also can even running when internal pressure is larger, and shell is indeformable; Preferably, this casing 1 can adopt 304 stainless steels to make.Casing 1 arranges diffuser, the diffusion velocity of hot-air can be improved, thus improve situation freezing in well.Described helical finned tube type air heater 3 adopts clad steel aluminium composite helical fin tubular air heater, and its area of dissipation is large, heating agent good fluidity, heat exchange efficiency are high, corrosion-resistant, thus high life.The heating agent entrance of each air heater 3 is connected with heating agent pipeline respectively with heating agent outlet, and preferably, described heating agent adopts saturated vapor, and mobility is better.During actual use, be preferably series connection many groups helical finned tube type air heater 3, effectively can improve the efficiency of heating surface; Now, the spacing between each helical finned tube type air heater 3 can be as far as possible little, and to improve the efficiency of heating surface, the one group of helical finned tube type air heater 3 being positioned at end can be close to air outlet slit and arrange, thus hot-air directly enters diffuser diffuses in well.The outer cold air of well enters in well after purification and heating, is discharged outside well by the exhaust outlet of the pernicious gases such as the foul atmosphere in well and gas by mine, thus reaches the object of supplying new wind in well.
During actual use, as required, set temperature sensor can be distinguished, for Real-Time Monitoring air heat effect at described air intake and air outlet slit place.Electric temperature control valve is set in the heating agent porch often organizing helical finned tube type air heater 3, the controlled throughput heating matchmaker.Switch board is set outside casing 1, in switch board, controller is set; Described controller input is connected with the temperature sensor at air intake and air outlet slit place respectively, and controller output end is connected with axial flow blower 2 and each electric temperature control valve respectively; Controller automatically can regulate according to outlet wind-warm syndrome and enter air quantity and heating agent throughput, thus outlet wind-warm syndrome is adjusted to preset value, effectively improves job stability.Further, be provided with remote communication module and remote communication interface in described controller, it can be connected with the computer of remote monitoring center, thus the remote automation realizing this disinfection filtering VMC controls; This controller can adopt PLC(programmable logic controller (PLC)).
As a kind of preferred structure of the present embodiment, described air filter is nano optical plasma air purifier, described nano optical plasma air purifier comprises screen pack 4 and Duo Gen quartz burner 5, wherein, screen pack 4 is arranged perpendicular to air circulation direction, the area of screen pack 4 is identical with the cross-sectional area of described casing 1, and section described herein is the section of casing 1 perpendicular to air circulation direction; Each quartz burner 5 is located at the side of screen pack 4 away from axial flow blower 2, comprises and is parallel to the many straight tubes that screen pack 4 is arranged and the bend pipe being located on casing 1 inwall.Described screen pack 4 is provided with nano-TiO
2/ Ag coating, i.e. Ag-carried nanometer titanium dioxide coating, also have sterilization and self-cleaning action while filtering out the large particulate matter in air.For improving the convergence degree of ultraviolet, away from the side of screen pack 4, light harvesting baffle plate can be installed at every root quartz burner 5, the ultraviolet being dissipated into this place is reflexed to screen pack place.
In addition, Pressure gauge can be set in the heating agent porch of each helical finned tube type air heater 3, improve the security that equipment runs.Casing 1 arranges access door, the cleaning facilitating the heating tube of each air heater 3 to restrain and the repair and maintenance of equipment.
Be below specific embodiment:
Separate unit disinfection filtering VMC adopts two helical finned tube type air heaters 3, and process air quantity is 30000m
3/ h, blast is 668Pa.Entering air temperature :-15 DEG C, outlet air temperature 70 DEG C.Heating agent adopts 0.4MPa saturated vapor, and the maximum steam gas consumption amount of separate unit helical finned tube type air heater 3 is 1500kg/h.Adopt low noise axial fan 2, aluminium alloy vane; The motor of axial flow blower 2 is explosion-proof variable frequency motor, degree of protection IP55, class of insulation F, explosive-proof grade dIICT4, power N=11KW.Adopt PLC, control entrance air quantity and saturated vapor throughput according to outlet wind-warm syndrome.Take this structure, main shaft section ventilation can be met at Q=2000m
3can guarantee during/min that in main shaft, any position does not freeze.
The utility model embodiment has following beneficial effect: adopt helical finned tube type air heater 3 can improve air heat-exchange efficiency, many group helical finned tube type air heaters 3 can be set as required, thus effectively improve air heat efficiency, reduce energy consumption.By arranging air filter, improving the cleanliness factor adding hot-air, can effectively improve air quality in well; Adopt low noise axial fan 2 and casing 1, effectively can reduce noise, improve working environment.
The further beneficial effect of the utility model embodiment is: by set temperature sensor, Real-Time Monitoring air heat effect, improves job stability.By arranging electric temperature control valve, heating agent throughput can be regulated according to actual conditions, improving job stability further.By arranging controller, automatically can regulate according to outlet wind-warm syndrome and entering air quantity and heating agent throughput, improving job stability further.
The further beneficial effect of the utility model embodiment is: by arranging nano optical plasma air purifier, and screen pack 4 arranges nano-TiO
2/ Ag coating, makes this disinfection filtering VMC while large particulate matter, also have sterilization and self-cleaning action in filtered air, thus effectively improves the cleanliness factor adding hot-air, improves air quality.
The foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; all within spirit of the present utility model and principle, any amendment done, equivalent replacement, improvement etc., all should be included within protection domain of the present utility model.