The antifouling energy saver in baking chamber of typing/dryer
Technical field
The utility model relates to the antifouling energy saver of typing/dryer, refer to especially a kind of can be with grease and the oil smoke filtering in the recyclegas of typing/dryer baking chamber, and the recyclable antifouling energy saver that utilizes again of the waste gas of discharging.
Background technology
The bound oven dry of textile processing of dry goods or this procedure of finalizing the design, and typing or dry the exhausted major part of the employed plant equipment of this procedure and all have or greatly to 700m
2Space drying baker up and down, as: the open-width forming machine, greatly to 5m (W) * 3m (H) * 50m (L), or little of 70m
2The space up and down drying baker (or be called the hot blast chamber, the case room, etc. similar title), as: cylinder forming machine 5m (W) * 3m (H) * 5m (L), the main internal structure of drying baker is for containing heat exchanger (Heat), exhaust (ventilation) flue, hot gas (wind) circulating line and blower fan (car) etc., and the structure of carrying or conducting (cloth), temperature controller or the like.
Cloth processing is through this procedure the time, fabric is existed " hot plastic type " state under processing, aforementioned temperature of oven requires exhausted most between 150 ℃-200 ℃, fabric is reached " hot plastic type " state, and cloth is before entering baking oven through this procedure, the state that is presented is done to wet and is not waited, and exhausted most comfortableness or the practicality of cloth in order to increase wear, most some manually synthetic chemicals that can add improve or increase its comfortableness or practicality (and these manually synthetic big main compositions of the medicine that improves comfort of fabric or practicality of using are for moving, vegetalitas or mineral grease), be to be to present under the state that is full of moisture content to enter baking oven during through this procedure with the cloth textile of major part, even if few partly is to enter with dry status, also can be in the cloth because of before oven dry or typing " various procedures " in contain more or less organic property grease or inorganic nature grease.
When the cloth kind fabric entering dry in the baking oven or finalize the design add man-hour, the moisture content that fabric was full of and all kinds of aforesaid moving, vegetative grease or mineral grease can be evaporated because of the high temperature in the baking oven, fill the air among the circulating air gas in baking oven, and when gradually rising concentration of oil gas and aqueous vapor in the circulating air in the baking oven, will influence the processing quality of fabric, be partly to contain the oil gas of high concentration and the circulating air of aqueous vapor discharging, and the outer clean air (ventilation) of suitable introduction baking oven, to reduce oil gas and the aqueous vapor in the circulating air, keep the quality of fabric processing.
Add man-hour when drying or finalizing the design, the ventilation engineering of discharging high-concentration oil vapor and aqueous vapor is also carried out simultaneously, and this also means the great circulation hot gas (heat energy) of having drained simultaneously, causes the unnecessary environmental pollution and the wasting of resources.
Therefore, in oven dry or typing process, in order to keep the equilibrium of temperature in the baking oven and temperature in the baking chamber, hot blast in baking indoor be see through that circulating fan do not stop pass through the heat exchanger cycle operation, and have the cotton-wool that comes off of minority in the process, in order to prevent that these cotton-wools that come off from blocking heat exchanger, known structure is so that (wire netting of 20-30 ↑ Mesh) is as filtering cotton-wool, and known (wire netting of 20-30 ↑ Mesh) has also only reached the function of filtering cotton-wool, and its function is limited.
Also have, known row's air exchange system mostly is located at the board top, will be full of oil, and the waste gas of aqueous vapor exists the wasting of resources and environmental issue equally by directly discharging behind the flue boundling, remains further to be improved.
Summary of the invention
The purpose of this utility model is to overcome the deficiencies in the prior art, a kind of antifouling energy saver in baking chamber of typing/dryer is provided, have the grease in the recyclegas is removed before heat exchanger, reaching recyclegas does not totally have grease, to promote the quality of oven dry cloth.
Another purpose of the present utility model, then at the antifouling energy saver in the baking chamber of typing/dryer, it has and the aqueous vapor in the combustion gas is given condensation collects, and hot gas is recycling then, reaches energy savings and reduces the effect of contaminated environment.
A purpose more of the present utility model is to provide a kind of antifouling energy saver in baking chamber of typing/dryer, and its equipment is simple, cost is low, has comparatively desirable industrial utilization.
For achieving the above object, the utility model adopts following technical scheme:
The antifouling energy saver in baking chamber of typing/dryer comprises at least one casing, is equiped with a heat baking device and and is used to provide the heat exchanger of circulating air to described heat baking device in casing; And one be used for heat is dried by the fire the exhaust duct that the aqueous vapor of device is discharged, and this exhaust duct is installed on the described casing; It is characterized in that: be provided with a filter layer of cloth that is used to adsorb grease before the air intake vent of described heat exchanger; The output of described exhaust duct is provided with a wet filter, and this wet filter inside is provided with can be with the wet type filter screen of the oil smoke filtering passed through; Be provided with one between described wet filter and the casing and be used for sending hot gas back in the described casing recovery tube, the hot gas after the draining utilizes in recovery tube is sent casing back to again.
Described wet filter includes: a housing possesses an air inlet and an air outlet; One filter screen unit is located between the air inlet and air outlet of this housing; And the water supply unit of the required aqueous vapor of a described filter screen unit of supply, possess a water inlet pipe and be used for several nozzles; The bottom of described housing is provided with an accumulator tank, and this accumulator tank is used to accept the unnecessary moisture that falls, and with its eliminating.
Described filter screen unit can be made of most filter screen, or a single filter screen formation, and the layout of filter screen is adjusted according to actual demand and adopted exotic material to make.
Described wet filter also is provided with a humidity and takes into account a controller, and this controller is connected with the control valve of this water inlet pipe.Take when the humidity of enclosure interior reaches institute, can stop to supply water, open water supply when treating humidity deficit again by this control valve of controller automatic shutter.
The utlity model has following advantage:
One: be provided with a filter layer of cloth that is used for sorption cycle hot gas grease before the air intake vent of the heat exchanger of this device, utilize filter layer of cloth the grease in the recyclegas can be removed before heat exchanger, make the saturated grease gas that passes through become the cleaned air of no grease, and then promote the quality of cloth oven dry.
Its two: because the dense smoke in the baking chamber waste gas can't come filtering with general filter cloth, the ingenious water that utilizes of the utility model sprays in the filter screen, make it keep predetermined humidity, so promptly can not waste water in a large number, also can utilize water effective ground that dense smoke in the waste gas is removed, making does not have the hot gas of oil smoke to utilize blower fan and recovery tube to send into recycling in the casing once more by control valve, can reach the multiple usefulness of saving cost and reducing air environmental pollution.
Its three: the antifouling energy saver in baking chamber of typing/dryer that the utility model provides, its equipment is simple, cost is low, has comparatively desirable industrial utilization.
Description of drawings
Below in conjunction with accompanying drawing the utility model is described in further detail.
Fig. 1 is a vertical view of the present utility model.
Fig. 2 is a side view of the present utility model.
Fig. 3 is the post-show cross-section map along A-A direction among Fig. 2.
Fig. 4 is a kind of possible embodiments figure of filter layer of cloth of the present utility model.
Fig. 5 is a kind of possible embodiments figure of wet filter of the present utility model.
Fig. 6 is the another kind of possible embodiments figure of wet filter of the present utility model.
The specific embodiment
As Fig. 1, Fig. 2, shown in Figure 3, the utility model includes substantially:
At least one casing 10 is provided with heat baking device 20 in it, described heat baking device 20 is made of motor 21, fan 22 and airduct 23, and heat baking device 20 will be sent into the cloth 24 that passes through dries.Above-mentioned heat baking device 20 is a located by prior art, is not described in detail at this.
One heat exchanger 30 is to be located on this casing 10, in order to heat is dried by the fire the waste gas discharge that device 20 is produced;
One heat exchanger 30 is located in the above-mentioned casing 10, is used to provide heat baking device 20 required circulating air; And an exhaust duct 40, be installed on the casing 10, be used for that heat is dried by the fire the waste gas that device 20 produced and discharge.
As shown in Figure 3, before the air intake vent of heat exchanger 30, be provided with a filter layer of cloth 31 that is used to adsorb grease.As shown in Figure 4, this filter layer of cloth 31 is made of adhesive-bonded fabric or high temperature resistant chemical fibre, but is not limited to this, also can adopt other equivalent materials to make.Filter layer of cloth 31 can be set according to the size of heat exchanger 30 air intake vents.As shown in Figure 4, change and maintain this filter layer of cloth 31, the positioning body 310 that frame shaped is set on the periphery or the surface of filter layer of cloth 31 for conveniently installing and fixing, extracting.
Further, as Fig. 1, shown in Figure 3, be provided with a wet filter 50 at the output of each exhaust duct 40, the constriction place that better position is provided in a side of exhaust duct 40 just will discharge the position of flue, but be not limited to this.The concrete structure of this wet filter 50 is seen Fig. 5, Fig. 6, and it includes:
One housing 51 possesses an air intake 511 and an air outlet 512;
One filter screen unit 52 is installed between the air inlet 511 and air outlet 512 of this housing 51; And
One water supply unit 54 possesses a water inlet pipe 541 and several are used to supply with the nozzle 542 of the filter screen unit 52 required aqueous vapors in the housing 51, and water inlet pipe 541 connects external water source by control valve 543.
The bottom of above-mentioned housing 51 is provided with an accumulator tank 53, is used to accept the unnecessary moisture that falls, and with its eliminating.
As shown in Figure 5, above-mentioned filter screen unit 52 can be made of most filter screens 52, but is not limited to this.
As shown in Figure 6, above-mentioned filter screen unit 52 also can be made of a single filter screen 52.The constituted mode of filter screen 52 can be adjusted according to actual demand, and preferably adopts exotic material to make.
In addition, above-mentioned wet filter 50 also is provided with a hygrometer 55 and a controller 56, and this controller 56 is connected with the control valve 543 of this water inlet pipe 54.Take when housing 51 humidity inside reach institute, can close this control valve 543 automatically by controller 56 and stop to supply water, open water supply when treating humidity deficit again.
As Fig. 1, Fig. 2, shown in Figure 3, between wet filter 50 and casing 10, be provided with a recovery tube 70 that is used for hot gas sent back in the described casing 10, be equiped with control valve 61,62 and blower fan 60 on this recovery tube 70.Utilize blower fan 60 and recovery tube 70 by control valve 61 or 62, can recycle sending into once more in the casing 10 by the hot gas behind the wet filter 50 removal oil smoke.
Operation principle of the present utility model is: at first utilize this filter layer of cloth 31 to come grease in the sorption cycle hot gas, make pass through full close the cleaned air that grease gas becomes no grease, this quality for the cloth oven dry has positive help.Also have, because the dense smoke in the waste gas can't come filtering with general filter cloth, the ingenious nozzle 542 that utilizes of the utility model is sprayed water to filter screen 52 from the top, make and keep predetermined humidity in the filter screen 52, so promptly can not waste water in a large number, also can utilize water effective ground that dense smoke in the waste gas is removed, making does not have the hot gas of oil smoke can be by control valve 61 or 62, blower fan 60 and recovery tube 70 are sent into recycling in the casing 10 once more, though circulation hot gas has the phenomenon of cooling in the process of handling, cause the energy loss of part, but the small loss that this is local, discharging with respect to existing full dose will be saved the energy, therefore can reach the multiple usefulness of saving cost and reducing air environmental pollution.
The above, it only is the utility model preferred embodiment, so can not limit the scope that the utility model is implemented with this, i.e. the equivalence of doing according to the utility model claim and description changes and modifies, and all should still belong in the scope that the utility model patent contains.