A kind of desulfurization dewatering jar
Technical field
The utility model relates to the marsh gas purifying field, a kind of specifically desulfurization dewatering jar.
Background technology
Owing to carry saturation vapour and by-product hydrogen sulfide toxic gas, hydrogen sulfide combines with water to generate hydrosulphuric acid, and very strong corrodibility is arranged in the biogas production, must carry out desulfurization to biogas and handle.The existence of saturation vapour also causes the bonding of sweetening agent easily in addition, causes the gas bias current, influences sweetening effectiveness, and the processed of biogas also is absolutely necessary.General way is to utilize steam separator to carry out processed at present, utilizes digester to carry out desulfurization and handles.Adopt two complete equipments and two cover operations, at first operation inconvenience, waste of manpower, next two complete equipment takies too much factory building space and inconvenience and moves, and the purification of last biogas needs two complete equipments, has increased production cost.
The utility model content
The technical problem that the utility model will solve provides a kind of desulfurization dewatering jar will dewater and desulfurization integrated completion in a tank body, save space and simple in structure, easy to operate, good purification.
For solving the problems of the technologies described above, the utility model comprises tank body, and its constructional feature is that the inner chamber of said tank body is separated into the upper, middle and lower-ranking chamber by the upper and lower two-layer grid that is horizontally set with at interval on the wall within it; Lay the dehydration packing layer on lower floor's grid, lay screen cloth on the grid of upper strata, lay the desulfurization packing layer on the screen cloth; Offer on the sidewall of lower floor's chamber near the inlet mouth at its top with near the water port of its bottom, offer on the sidewall of upper strata chamber near the air outlet at its top with near the discharge opening of its bottom; The tank body top offers opening for feed and evacuation port.
Be provided with the electronic level meter in the said lower floor chamber, electrically-controlled valve is installed on the water port, be electrically connected with unit between the signal output part of electronic level meter and the control end of electrically-controlled valve.
Said dehydration packing layer is filled by pebbles or steel wire tennis and is formed.
Said desulfurization packing layer is by upper and lower two-layer the composition, and lower floor is the coke packing layer, and the upper strata is the red stone packing layer.
Said screen cloth is by upper and lower two-layer the composition, and lower floor is the bigger carbon steel screen cloth of mesh, and the upper strata is the less stainless steel mesh of mesh.
The beneficial effect of the utility model is: biogas gets into lower floor's chamber by inlet mouth; Passing the lower floor grid then gets into the middle level chamber and dewaters via the dehydration packing layer; And then pass upper strata grid and screen cloth and get into the upper strata chamber and carry out desulfurization via the desulfurization packing layer, finally flow out by the air outlet; Lower floor's chamber is the retaining chamber, flow into lower floor's chamber through dehydration filler metafiltration water down through lower floor's grid, when the water surface of lower floor's chamber during near the height of inlet mouth, can open water port and carry out draining; Discharge opening is used to draw off the desulfurization filler; Opening for feed is used to load filler, and evacuation port is used for the air in the drain tank, avoids inclusion of air, and whole tank structure is simple, and purification function is complete, has realized having saved space and manpower and materials cost in an intravital dehydration of jar, sweetening process; The setting of electronic level meter and electrically-controlled valve makes the drainage procedure robotization, and is easy to use, practices thrift manpower; The dehydration packing layer is filled by pebbles or steel wire tennis, and is with low cost and dehydrating effect good; Desulfurization filler use coke and red stone are two-layer, and desulfurization effect is with low cost; Screen cloth is made up of two-layer, and the mesh of the carbon steel screen cloth of lower floor has formed the mesh layout that increases gradually from bottom to top greater than the stainless steel mesh on upper strata, has not only avoided the following leakage of desulfurization filler but also guaranteed air permeability and good.The utility model will dewater and desulfurization integrated completion in a tank body, save space and simple in structure, easy to operate, good purification.
Description of drawings
Below in conjunction with accompanying drawing and embodiment the utility model is done further explain:
Fig. 1 is the structural representation of the utility model.
Embodiment
A indicates the biogas before purifying among Fig. 1, and A ˊ indicates purified marsh gas, and B indicates the water that after processed, leaches.
With reference to Fig. 1, a kind of embodiment of the desulfurization dewatering jar of the utility model is for comprising tank body 1, and the inner chamber of tank body 1 is separated into the upper, middle and lower-ranking chamber by the upper and lower two-layer grid that is horizontally set with at interval on the wall within it.Lay dehydration packing layer 3 on lower floor's grid 2, lay screen cloth 5 on the upper strata grid 4, lay desulfurization packing layer 6 on the screen cloth 5.Offer on the sidewall of lower floor's chamber 7 near the inlet mouth 10 at its top with near the water port 11 of its bottom, offer on the sidewall of upper strata chamber 9 near the air outlet 12 at its top with near the discharge opening 13 of its bottom.The tank body top offers opening for feed 14 and evacuation port 15.Wherein, the effect of lower floor's grid 2 is the following leakages that guarantee the gas-pervious filler of avoiding simultaneously dewatering, and the effect of upper strata grid 4 is to guarantee the gas-pervious following leakage of avoiding the desulfurization filler simultaneously.Biogas before purifying gets into lower floor's chamber 7 by inlet mouth 10; Pass then lower floor's grid 2 entering middle level chambers 8 and via the dehydration packing layer 3 dewater; And then pass upper strata grid 4 and carry out desulfurization with screen cloth 5 entering upper strata chambers 9 and via desulfurization packing layer 6, finally flow out by air outlet 12.Upper strata chamber 9 is a desulfurization chamber; Middle level chamber 8 is a dewatering station, and lower floor's chamber 7 is the retaining chamber, and the water under 3 filters of dehydration packing layer sees through lower floor's grid 2 and flow into lower floor's chamber 7; When the water surface of lower floor's chamber 7 during, can open water port 11 and carry out draining near the height of inlet mouth 10.Discharge opening 13 is used to draw off the desulfurization filler.Opening for feed 14 is used to load filler, and evacuation port 15 is used for the air in the drain tank, avoids inclusion of air.
With reference to Fig. 1, be provided with electronic level meter 16 in lower floor's chamber 7, electrically-controlled valve 17 is installed on the water port 11, be electrically connected with unit 18 between the control end of the signal output part of electronic level meter 16 and electrically-controlled valve 17.Electronic level meter 16 is used for monitoring at any time the water surface elevation in lower floor's chamber 7, and when water surface elevation during near the height of inlet mouth 10, electronic level meter 16 sends signal and gives unit 18, and unit 18 controls are opened electrically-controlled valve 17 and carried out draining.For avoiding biogas to flow out from water port 11, the water level lower limit of lower floor's chamber 7 can not be lower than the height of water port 11, and when the water surface arrived this lower limit water level, electronic level meter 16 sent signal and gives unit 18, and electrically-controlled valve 17 is closed in unit 18 controls.Wherein, the pilot circuit in the unit 10 is a prior art partly, repeats no more at this.
With reference to Fig. 1, preferred, dehydration packing layer 3 is filled by pebbles or steel wire tennis and is formed, and can guarantee dehydrating effect and with low cost.Preferably, desulfurization packing layer 6 is by upper and lower two-layer the composition, and lower floor is a coke packing layer 61, and the upper strata is a red stone packing layer 62, handles through the two-layer desulfurization of two kinds of desulfurization fillers, makes sweetening effectiveness better.Screen cloth 5 is by upper and lower two-layer the composition, and lower floor is the bigger carbon steel screen cloth 51 of mesh, and the upper strata is the less stainless steel mesh of mesh 52.The mesh of the carbon steel screen cloth 51 of lower floor is greater than the stainless steel mesh 52 on upper strata, and two-layer screen cloth and grid have formed the mesh layout that increases gradually from bottom to top jointly, not only avoid the following leakage of desulfurization filler but also guarantee air permeability and good.