CN204938976U - Novel PSA oxygenerator - Google Patents
Novel PSA oxygenerator Download PDFInfo
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- CN204938976U CN204938976U CN201520596675.7U CN201520596675U CN204938976U CN 204938976 U CN204938976 U CN 204938976U CN 201520596675 U CN201520596675 U CN 201520596675U CN 204938976 U CN204938976 U CN 204938976U
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Abstract
The utility model discloses a kind of novel PSA oxygenerator, comprise the first fractionation by adsorption device module, second fractionation by adsorption device module, gas seat, effuser and cylinder, described gas seat comprises upper air seat, upper air outlet base and lower air outlet base, described effuser comprises effuser and outlet manifold, effuser and outlet manifold are installed and laid out in parallel after installing respectively in the top and bottom of the first fractionation by adsorption device module and the second fractionation by adsorption device module, upper air seat and upper air outlet base are arranged on the two ends of effuser on two respectively, lower air outlet base is arranged on one end of two outlet manifolds, and be positioned at on one side with upper air seat, cylinder is arranged on upper air seat respectively, on upper air outlet base and lower air outlet base.It is little that novel PSA oxygenerator of the present utility model has overall volume, and pipeline is simple, and structure is simple and stable, good looking appearance, the advantages such as production cost is low.
Description
Technical field
The utility model belongs to medical instruments field, particularly relates to a kind of novel PSA oxygenerator.
Background technology
For have cardiovascular and cerebrovascular, respiratory system disease patient and in severe depletion of oxygen highlands officers and men on duty and other staff, need suck high-purity oxygen, based on the demand under different situations, oxygen generating plant application and give birth to.
At present, common oxygenerator is two adsorption tower oxygenators, and it take air as raw material, and molecular sieve is sorbent material, adopts PSA pressure-variable adsorption away from oxygen producing.Raw air first after pre-treatment by compressor pressurizes, pressurized air through filtering, cooling, remove after moisture and enter by intake valve the adsorption tower that molecular sieve is housed, the nitrogen in air is adsorbed, and effluent air is high-purity oxygen.When after the saturation ratio that molecular sieve nitrogen adsorption reaches certain, intake valve cuts out vent valve and opens, and adsorption tower enters parsing regeneration stage, and the nitrogen in microporous molecular sieve is resolved out under pressure itself.Meanwhile, the regeneration blowback gas of another adsorption tower makes the nitrogen in molecular sieve separate out further, completes a loop cycle.But existing PSA oxygenerator volume is large, piping layout and complex structure, manufactures with production cost high.
For solving the problems of the technologies described above, the patent No. is CN201410830680.X, PSA oxygenerator, its technical scheme following (see Fig. 5): a kind of PSA oxygenerator, with external feed stream pipeline communication, it is characterized in that, comprising: the first module fractionation by adsorption device, comprise gas port and first time gas port on first; Second module fractionation by adsorption device, comprises gas port and second time gas port on second; Module purge separator, comprises gas port and the 3rd time gas port on the 3rd; Vent line, comprise many air vent pipelines and many oxygen ventilation pipelines, described air vent pipeline comprises the first air vent pipeline, the second air vent pipeline and the 3rd air vent pipeline, described first air vent pipeline, the second air vent pipeline and the 3rd air vent pipeline two ends are converged respectively, and be connected with gas port on gas port on described first and described second, described intake valve is connected with described first air vent pipeline; Described oxygen ventilation pipeline comprises the first oxygen ventilation pipeline, the second oxygen ventilation pipeline and trioxid vent line, described first oxygen ventilation pipeline, the second oxygen ventilation pipeline and trioxid vent line two ends are converged respectively, and be connected with described first time gas port and second time gas port, described first oxygen ventilation pipeline is connected with described 3rd time gas port, described 3rd air vent pipeline is connected with described trioxid vent line, and described 3rd time gas port is for discharging oxygen; Intake valve, one end is connected with described external feed stream pipeline, and the other end is connected with described first air vent pipeline.Described first air vent pipeline, the second air vent pipeline and the 3rd air vent pipeline two ends are equipped with the first pneumatic control valve.Described first oxygen ventilation pipeline, the second oxygen ventilation pipeline and trioxid vent line two ends are equipped with the second pneumatic control valve.Though technique scheme changes in prior art to a certain extent, PSA oxygenerator volume is large, piping layout and complex structure, manufacture the shortcoming high with production cost, but it still or volume is slightly large, many and the complicated layout of pipeline, because pipeline causes pipeline weld many more, welding cost is high, as rack of fusion will cause welding residue stress large, structural instability, integral device is short for work-ing life; In addition because weld is many, crator is many, and crator polishing amount is many, and production cost is high, and monnolithic case unsightly.
Utility model content
The purpose of this utility model is just to overcome the deficiencies in the prior art, provides a kind of novel PSA oxygenerator, and not only volume is little for this novel PSA oxygenerator, and pipeline is simple, and structure is simple and stable, and good looking appearance, production cost is low.
To achieve these goals, the utility model provides a kind of novel PSA oxygenerator, comprises the first fractionation by adsorption device module, the second fractionation by adsorption device module, gas seat, effuser and cylinder,
Described gas seat comprises upper air seat, upper air outlet base and lower air outlet base, and described effuser comprises effuser and outlet manifold,
The centre of described upper effuser has the first gas collection through hole, and the centre of the side of described upper effuser has the first installing port, and the two ends of side all have the first gas port, and described first installing port and the first gas port all communicate with described first gas collection through hole;
The centre of described outlet manifold has the second gas collection through hole, and the centre of the side of described outlet manifold has the second installing port, and one end of side has the second gas port, and described second installing port and the second gas port all communicate with described second gas collection through hole;
The centre of described upper air seat has the first ventilation through hole, the centre of the side of described upper air seat has the first air inlet/outlet, described first air inlet/outlet and described first through hole of ventilating communicates, the centre of the another side perpendicular with the side of described upper air seat has the first Link Port, described first Link Port and described first through hole of ventilating communicates, described first Link Port is communicated with described first air inlet/outlet, the two ends of the another side of described upper air seat all have the first gas circuit hole, the opposite face of the through another side to described upper air seat, described first gas circuit hole, and communicate with the described first through hole of ventilating,
The centre of described lower air outlet base has the second ventilation through hole, the centre of the side of described lower air outlet base has the second air inlet/outlet, described second air inlet/outlet and described second through hole of ventilating communicates, the centre of the another side perpendicular with the side of described lower air outlet base has the second Link Port, described second Link Port and described second through hole of ventilating communicates, described second Link Port is communicated with described second air inlet/outlet, the two ends of the another side of described lower air outlet base all have the second gas circuit hole, the opposite face of the through another side to described lower air outlet base, described second gas circuit hole, and communicate with the described second through hole of ventilating,
The centre of described upper air outlet base has threeway vent hole, the centre of the side of described upper air outlet base has nitrogen outlet, and the two ends of side have the 3rd gas circuit hole, the opposite face of the through another side to described upper air outlet base, described 3rd gas circuit hole, and communicate with described threeway vent hole
The upper end of described first fractionation by adsorption device module is connected to the first installing port place of described upper effuser, lower end is connected to the second installing port place of described outlet manifold, the upper end of described second fractionation by adsorption device module is connected to the first installing port place of described upper effuser, lower end is connected to the second installing port place of described outlet manifold, makes described first fractionation by adsorption device module and the second fractionation by adsorption device model calling between described upper effuser and outlet manifold and laid out in parallel;
After described first fractionation by adsorption device module and the second fractionation by adsorption device module all connect with described upper effuser and outlet manifold, the opposite face of described upper air seat another side and the opposite face of described upper air outlet base another side be the vertical two ends fitting in the side of upper effuser described in two respectively, by web member, described upper air seat is connected with effuser upper described in two respectively with upper air outlet base after laminating, after connection, first gas circuit hole of described upper air seat is relative with the first gas port position of one end of effuser upper described in two and communicate, 3rd gas circuit hole of described upper air outlet base is relative with the second gas port position of the other end of effuser upper described in two and communicate,
Described cylinder is all installed at 3rd gas circuit hole place of the first gas circuit hole of the another side of described upper air seat and the another side of described upper air outlet base, and after installation, the piston of described cylinder all can pump in described first gas circuit hole and the 3rd gas circuit hole,
The opposite face of the another side of described lower air outlet base vertically fits in one end of the side of outlet manifold described in two, by web member, described lower air outlet base is connected with outlet manifold described in two after laminating, after connection, the second gas circuit hole of described lower air outlet base is relative with the second gas port position of outlet manifold described in two and communicate;
Described cylinder is installed at second gas circuit hole place of the another side of described lower air outlet base, and after installation, the piston of described cylinder can pump in described second gas circuit hole,
After described upper air seat is connected with effuser upper described in two, and after described lower air outlet base is connected with outlet manifold described in two, first Link Port of described upper air seat is relative with the second Link Port position of described lower air outlet base, Connection Block is connected by the second shuttle valve assembly two ends, and two Connection Block correspondences are separately fixed at the first Link Port of described upper air seat and the second Link Port place of described lower air outlet base, first Link Port of described upper air seat is connected with the second Link Port of described lower air outlet base, the air flow direction of described second shuttle valve assembly is flow to the first Link Port to described upper air seat from the second Link Port of described lower air outlet base,
The nitrogen outlet of described upper air outlet base is connected with described sound damper by sound damper Connection Block.
Further, the first air inlet/outlet of described upper air seat is connected with the first shuttle valve assembly by air inlet cover plate.
Further, the second air inlet/outlet of described lower air outlet base passes through oxygen cover plate and is connected with the 3rd shuttle valve assembly.
Further, the two ends of described upper effuser are closed by baffle plate one.
Further, one end that described outlet manifold has the second gas port is closed by baffle plate two, and the other end is closed by baffle plate one.
Further, described first fractionation by adsorption device module is all connected described outlet manifold with the second fractionation by adsorption device module lower end, described in two outlet manifold connect two described in baffle plate two have threaded hole, described in two, the threaded hole of baffle plate two is connected by pipeline, and described pipeline is provided with valve.
Further, the two ends of described upper air seat, lower air outlet base and upper air outlet base are all closed by side seal cap seal.
Further, described first fractionation by adsorption device module is all connected described upper effuser with the second fractionation by adsorption device module upper end, is blocked by the two ends of two upper mounted plates by effuser upper described in two and is fixed.
Further, described first fractionation by adsorption device module is all connected described outlet manifold with the second fractionation by adsorption device module lower end, by two bottom plates, the two ends of outlet manifold described in two is blocked and is fixed.
Further, the binding face that two parts having gas to pass through are connected is sealed by sealing-ring.
Compared with prior art, the utility model has following beneficial effect:
1, the utility model first fractionation by adsorption device module and the second fractionation by adsorption device module replace oxygen and resolve purge, and overall volume is little, takes up room little, the advantages such as transport and convenient in carrying.
2, only having a pipeline in the utility model, is namely communicated with the oxygen made by the air entered, and to ensure the pipeline that oxygenerator is all pressed, pipeline is extremely simple, and weld is few, and welding residue stress is few, Stability Analysis of Structures; And crator is few after pipeline welding, postwelding monnolithic case is attractive in appearance.
3, the utility model adopts cylinder to control the break-make of each gas circuit, the two ends of what cylinder was uniform be arranged on upper air seat, upper air outlet base and lower air outlet base, compact overall structure, controllability is high, each gas circuit by switching facilitate rapidly, change in prior art and between each pipeline, arrange pneumatic control valve or magnetic valve to control the break-make of gas circuit, cause manifold volume huge, production cost is high.
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.
Fig. 1 is the front view of the utility model embodiment;
Fig. 2 is the left view of Fig. 1;
Fig. 3 is the rear view of Fig. 1;
Fig. 4 is the vertical view of Fig. 1;
Fig. 5 is the structural representation of prior art.
Above-mentioned Reference numeral:
1 first fractionation by adsorption device module, 2 second fractionation by adsorption device modules, 3 upper air seats, 4 cylinders, 5 times air outlet bases, 6.1 baffle plate one, 6.2 baffle plate two, 7 upper mounted plates, 8 bottom plates, 9 second shuttle valve assemblies, 10 Connection Blocks, 11 air inlet cover plates, 12 side seal lids, 13 go out oxygen cover plate, 14 sound dampers, 15 first shuttle valve assemblies, 16 the 3rd shuttle valve assemblies, effuser on 17,18 outlet manifolds, 19 sound damper Connection Blocks, air outlet base on 20.
12A first module fractionation by adsorption device; 14A second module fractionation by adsorption device, 16A module purge separator, gas port on 122 first, 124 first times gas ports, gas port on 142 second, 144 second times gas ports, gas port on 162 the 3rd, 164 the 3rd times gas ports, 182 air vent pipelines, 1,822 first air vent pipelines, 1824 second air vent pipelines, 1826 the 3rd air vent pipelines, 184 oxygen ventilation pipelines, 1,842 first oxygen ventilation pipelines, 1844 second oxygen ventilation pipelines, 1846 trioxid vent lines, 186 first pneumatic control valves, 188 second pneumatic control valves.
Embodiment
Below in conjunction with accompanying drawing, utility model is further illustrated, but be not used for limiting scope of the present utility model.
Embodiment
As shown in figures 1-4, the novel PSA oxygenerator of the one that the utility model provides, comprises the first fractionation by adsorption device module 1, second fractionation by adsorption device module 2, gas seat, effuser and cylinder 4.
Described gas seat comprises upper air seat 3, upper air outlet base 20 and lower air outlet base 5, and described effuser comprises effuser 17 and outlet manifold 18.
The centre of described upper effuser 17 has the first gas collection through hole, and the centre of the side of described upper effuser 17 has the first installing port, and the two ends of side all have the first gas port, and described first installing port and the first gas port all communicate with described first gas collection through hole.
The centre of described outlet manifold 18 has the second gas collection through hole, and the centre of the side of described outlet manifold 18 has the second installing port, and one end of side has the second gas port, and described second installing port and the second gas port all communicate with described second gas collection through hole.
The centre of described upper air seat 3 has the first ventilation through hole, the centre of the side of described upper air seat 3 has the first air inlet/outlet, described first air inlet/outlet and described first through hole of ventilating communicates, the centre of the another side perpendicular with the side of described upper air seat 3 has the first Link Port, described first Link Port and described first through hole of ventilating communicates, described first Link Port is communicated with described first air inlet/outlet, the two ends of the another side of described upper air seat 3 all have the first gas circuit hole, the opposite face of the through another side to described upper air seat 3, described first gas circuit hole, and communicate with the described first through hole of ventilating.
The centre of described lower air outlet base 5 has the second ventilation through hole, the centre of the side of described lower air outlet base 5 has the second air inlet/outlet, described second air inlet/outlet and described second through hole of ventilating communicates, the centre of the another side perpendicular with the side of described lower air outlet base 5 has the second Link Port, described second Link Port and described second through hole of ventilating communicates, described second Link Port is communicated with described second air inlet/outlet, the two ends of the another side of described lower air outlet base 5 all have the second gas circuit hole, the opposite face of the through another side to described lower air outlet base 5, described second gas circuit hole, and communicate with the described second through hole of ventilating.
The centre of described upper air outlet base 20 has threeway vent hole, the centre of the side of described upper air outlet base 20 has nitrogen outlet, the two ends of side have the 3rd gas circuit hole, the opposite face of the through another side to described upper air outlet base 20, described 3rd gas circuit hole, and communicate with described threeway vent hole.
The upper end of described first fractionation by adsorption device module 1 is connected to the first installing port place of described upper effuser 17, lower end is connected to the second installing port place of described outlet manifold 18, the upper end of described second fractionation by adsorption device module 2 is connected to the first installing port place of described upper effuser 17, lower end is connected to the second installing port place of described outlet manifold 18, described first fractionation by adsorption device module 1 and the second fractionation by adsorption device module 2 is connected between described upper effuser 17 and outlet manifold 18 and laid out in parallel.
After described first fractionation by adsorption device module 1 and the second fractionation by adsorption device module 2 all connect with described upper effuser 17 and outlet manifold 18, the opposite face of described upper air seat 3 another side and the opposite face of described upper air outlet base 20 another side be the vertical two ends fitting in the side of upper effuser 17 described in two respectively, by web member, described upper air seat 3 is connected with effuser 17 upper described in two respectively with upper air outlet base 20 after laminating, after connection, first gas circuit hole of described upper air seat 3 is relative with the first gas port position of one end of effuser 17 upper described in two and communicate, 3rd gas circuit hole of described upper air outlet base 20 is relative with the second gas port position of the other end of effuser 17 upper described in two and communicate.
Described cylinder 4 is all installed at 3rd gas circuit hole place of the first gas circuit hole of the another side of described upper air seat 3 and the another side of described upper air outlet base 20, after installation, the piston of described cylinder 4 all can pump in described first gas circuit hole and the 3rd gas circuit hole.
The opposite face of the another side of described lower air outlet base 5 vertically fits in one end of the side of outlet manifold 18 described in two, by web member, described lower air outlet base 5 is connected with outlet manifold described in two 18 after laminating, after connection, the second gas circuit hole of described lower air outlet base 5 is relative with the second gas port position of outlet manifold described in two 18 and communicate.
Described cylinder 4 is installed at second gas circuit hole place of the another side of described lower air outlet base 5, and after installation, the piston of described cylinder 4 can pump in described second gas circuit hole.
After described upper air seat 5 is connected with effuser 17 upper described in two, and after described lower air outlet base 5 is connected with outlet manifold described in two 18, first Link Port of described upper air seat 3 is relative with the second Link Port position of described lower air outlet base 5, be connected by second Link Port of first Link Port of described upper air seat 5 with described lower air outlet base 5 by the second shuttle valve assembly 9, the air flow direction of described second shuttle valve assembly 9 is flow to the first Link Port to described upper air seat 3 from the second Link Port of described lower air outlet base 5.
The nitrogen outlet of described upper air outlet base 20 is connected with described sound damper 14 by sound damper Connection Block 19.By controlling to be arranged on moving up and down of cylinder 4 piston at upper air outlet base 20 two ends, close or open the 3rd gas circuit hole at air outlet base 20 two ends.The nitrogen of discharging after the first fractionation by adsorption device module or the second fractionation by adsorption device module 2 are resolved, flow through the 3rd gas circuit hole, the threeway vent hole of upper air outlet base 20 from the first gas collection through hole of upper effuser 17 successively, then discharge after nitrogen outlet flow to sound damper 14.
The utility model is further, and the first air inlet/outlet of described upper air seat 3 is connected with the first shuttle valve assembly 15 by air inlet cover plate 11.Be connected with the high-pressure outlet of compressor by the first shuttle valve assembly 15.Raw air through compressor, air pre-treatment device process flows to the first air inlet/outlet through the first shuttle valve assembly 15, thus flow to upper air seat 3, by controlling to be arranged on moving up and down of cylinder 4 piston at upper air seat 3 two ends, close or open the first gas circuit hole at upper air seat 3 two ends, control the first fractionation by adsorption device module 1 and the second fractionation by adsorption device module 2 and replace oxygen and resolve purge.
The utility model is further, and the second air inlet/outlet of described lower air outlet base 5 passes through oxygen cover plate 13 and is connected with the 3rd shuttle valve assembly 16.Obtained oxygen be stored to oxygen canister by the 3rd shuttle valve assembly 16 or be directly delivered to ward.By controlling to be arranged on moving up and down of cylinder 4 piston at lower air outlet base 5 two ends, close or open the second gas circuit hole at lower air outlet base 5 two ends, through the oxygen that the first fractionation by adsorption device module 1 or the second fractionation by adsorption device module 2 obtain, the second gas circuit hole, the second ventilation through hole of lower air outlet base 5 is flowed through successively from the second gas collection through hole of outlet manifold 18, again from second air inlet/outlet flow out, after flow to oxygen canister store or be directly delivered to ward.
The source of the gas of each cylinder of the utility model 4 comes from airline (not shown in FIG.), each cylinder 4 gets gas from airline, utilize gas to drive moving up and down of cylinder 4 piston, thus open or close the 3rd gas circuit hole of the first gas circuit hole of upper air seat 3 or the second gas circuit hole of lower air outlet base 5 or upper air outlet base 20, and then realize the first absorption separator module 1 and the second fractionation by adsorption device module 2 and replace oxygen and resolve purge.
Air inlet cover plate 11 of the present utility model, go out oxygen cover plate 13, sound damper Connection Block 19 and Connection Block 10, above-mentioned part all plays undertaking, ensure that part and the connection of part and being communicated with of gas circuit, makes compact construction and stable.
The utility model is further, and the two ends of described upper effuser 17 are closed by baffle plate 1, after the closed at both ends of upper effuser 17, makes the first gas collection through hole form a space closed.The first gas collection through hole in the middle of upper effuser 17 is for assembling the nitrogen of air or the discharge entered.The first gas port communicated with the first gas collection through hole, achieves being communicated with of each gas circuit of effuser 17 and upper air seat 3 or upper air outlet base 20.
The utility model is further, and one end that described outlet manifold 18 has the second gas port is closed by baffle plate 2 6.2, and the other end is closed by baffle plate 1.The second gas collection through hole in the middle of outlet manifold 18 is for assembling obtained oxygen.The second gas port communicated with the second gas collection through hole, achieves being communicated with of each gas circuit of outlet manifold 18 and lower air outlet base 5.
The utility model further, described first fractionation by adsorption device module 1 is all connected described outlet manifold 18 with the second fractionation by adsorption device module 2 lower end, described in two outlet manifold 18 connect two described in baffle plate 2 6.2 have threaded hole, described in two, the threaded hole of baffle plate 2 6.2 is connected by pipeline, and described pipeline is provided with valve.Preferably, valve adopts needle type valve or ball valve.This technical scheme achieves the connection of two outlet manifolds 18, opening or closing by its pipeline of Valve controlling, and then achieves the first fractionation by adsorption device module 1 and be communicated with the second fractionation by adsorption device module 2, achieves flushing processes of the present utility model by this scheme.When the first fractionation by adsorption device module 1 oxygen, when second fractionation by adsorption device module 2 is resolved, by opening the valve on the threaded hole place connecting pipeline of two plate washers 2 6.2, first fractionation by adsorption device module 1 is communicated with the second fractionation by adsorption device module 2, thus the oxygen that the first fractionation by adsorption device module 1 obtains is blown in the second fractionation by adsorption device module 2, the complete purge of a small amount of nitrogen the second fractionation by adsorption device module 2 being gone back after resolving surplus is gone out.
The utility model is further, the two ends of described upper air seat 3, lower air outlet base 5 and upper air outlet base 20 are all closed by side seal lid 12, after closing, make the first ventilation through hole and second ventilation through hole and threeway vent hole all formed one close space, achieve gas enter the first ventilation through hole, second ventilation through hole and threeway vent hole after can along the first gas circuit hole, the second gas circuit hole and the 3rd gas circuit hole flowing.
The utility model is further, and the binding face that two parts more than having gas to pass through are connected, is provided with sealing-ring.Realized the sealing of binding face by sealing-ring, ensure integrally-built sealing property, prevent from revealing, good sealing effect.Here gas comprises oxygen, nitrogen, air.Such as air enters upper effuser 17 after upper air seat 3, occur during the binding face be connected with upper effuser 17 by upper air seat 3 for preventing gas leaking, the binding face be connected with upper effuser 17 at upper air seat 3 arranges sealing-ring, seals for binding face
The utility model is further, and described first fractionation by adsorption device module 1 is all connected described upper effuser 17 with the second fractionation by adsorption device module 2 upper end, is blocked by the two ends of two upper mounted plates 7 by effuser 17 upper described in two and is fixed.By upper mounted plate 7, effuser on two 17 is linked together, and block fixing, improve the stability of structure, play effuser 17 in protection two not in contact with the ground simultaneously, prevent the effect that on two, effuser 17 is broken or is out of shape.
The utility model is further, the described outlet manifold 18 that described first fractionation by adsorption device module 1 and the second fractionation by adsorption device module 2 lower end are all installed, and to be blocked at the two ends of outlet manifold described in two 18 and fix by two bottom plates 8.By bottom plate 8, two outlet manifolds 18 are linked together, and block fixing, improve the stability of structure, play protection two outlet manifold 18 not in contact with the ground simultaneously, prevent the effect that two outlet manifolds 18 are broken or are out of shape.
Introduce working process of the present utility model below, wherein before oxygen or after oxygen, under the effect of cylinder 4, the 3rd gas circuit hole of the first gas circuit hole of upper air seat 3, the second gas circuit hole of lower air outlet base 5, upper air outlet base 20 is all in closing condition.First shuttle valve assembly 15, second shuttle valve assembly 9, the 3rd shuttle valve assembly 16 are all in closing condition.
In oxygen preparation, open the first shuttle valve assembly 15, raw air through compressor, air pre-treatment device process enters to the first ventilation through hole by the first air inlet/outlet from upper air seat 3 after the first shuttle valve assembly 15, open the first gas circuit hole near the first fractionation by adsorption device module 1 simultaneously, in this case, the first fractionation by adsorption device module 1 oxygen.Air enters the first fractionation by adsorption device module 1, first fractionation by adsorption device module 1 after flowing through the first gas port of upper effuser 17, the first gas collection through hole successively from the first gas circuit hole and starts oxygen.Open the 3rd shuttle valve assembly 16, open the second gas circuit hole near the first fractionation by adsorption device module 1 simultaneously, the oxygen that now the first fractionation by adsorption device module 1 is obtained flow to the second gas circuit hole, the second ventilation through hole of lower air outlet base 5 successively from the second gas collection through hole of outlet manifold 18, the second gas port, flow out from the second air inlet/outlet again, after the 3rd shuttle valve assembly 16, flow to oxygen canister store or be delivered to ward.
Meanwhile, open the 3rd gas circuit hole near the second fractionation by adsorption device module 2, in this case, the second fractionation by adsorption device module 2 is resolved, i.e. the first fractionation by adsorption device module 1 oxygen, and the second fractionation by adsorption device module 2 is resolved, and realizes oxygen and carries out with parsing simultaneously.The nitrogen that second fractionation by adsorption device module 2 parses flow to the 3rd gas circuit hole, the threeway vent hole of upper air outlet base 20 successively from the first gas collection through hole of upper effuser 17, the first gas port, then flows out from nitrogen outlet, discharges after sound damper 14 noise reduction.
Due to after resolving, going back a small amount of nitrogen of surplus in the second fractionation by adsorption device module 2, for being removed completely by the nitrogen in the second fractionation by adsorption device module 2, opening the valve on the threaded hole place connecting pipeline of two plate washers 2 6.2.After opening valve, second gas collection through hole of the outlet manifold 18 that the second gas collection through hole of the outlet manifold 18 of the first fractionation by adsorption device module 1 lower end connection is connected with the second fractionation by adsorption device module 2 lower end is connected, and namely makes the first fractionation by adsorption device module 1 be communicated with the second fractionation by adsorption device module 2.The oxygen that now the first fractionation by adsorption device module 1 is obtained is blown in the second fractionation by adsorption device module 2.By being blown in the second fractionation by adsorption device module 2 by the oxygen in the first fractionation by adsorption device module 1, thus the complete purge of a small amount of nitrogen the second fractionation by adsorption device module 2 being gone back after resolving surplus is gone out.Flow to the 3rd gas circuit hole, the threeway vent hole of upper air outlet base 20 through the second fractionation by adsorption device module 2 purge nitrogen out successively from the first gas collection through hole of upper effuser 17, the first gas port, then flow out from nitrogen outlet, discharge after sound damper 14 noise reduction.
Above process completes the first fractionation by adsorption device module 1 oxygen, the second fractionation by adsorption device module 2 resolves purge, realizes oxygen and resolve purge carrying out simultaneously.Wherein the first fractionation by adsorption device module 1 and the second fractionation by adsorption device module 2 oxygen hocket with parsing purge.
After oxygen, realized the pressure equalizing of oxygenerator pipeline by following three kinds of modes, to improve the pressure of in the second fractionation by adsorption device module 2:
1, after oxygen, now the first shuttle valve assembly 15 and the 3rd shuttle valve assembly 16 are in closing condition, open the second shuttle valve assembly 9, wherein the air flow direction of the second shuttle valve assembly 9 is the first Link Port flowing to supreme air inlet seat 3 from the second Link Port of lower air outlet base 5, realize all pressures of oxygenerator pipeline, improve the pressure of in the second fractionation by adsorption device module 2.
2, after oxygen, under the effect of cylinder 4, open the first gas circuit hole at upper air seat 3 two ends, the first fractionation by adsorption device module 1 and the second fractionation by adsorption device module 2 are communicated, realize all pressures of oxygenerator pipeline, improve the pressure of in the second fractionation by adsorption device module 2.
3, after oxygen, under the effect of cylinder 4, open the second gas circuit hole at lower air outlet base 5 two ends, the first fractionation by adsorption device module 1 and the second fractionation by adsorption device module 2 are communicated, realize all pressures of oxygenerator pipeline, improve the pressure of in the second fractionation by adsorption device module 2.
In above whole process, the first air inlet/outlet of upper air seat 3 enters air, and the second air inlet/outlet of lower air outlet base 5 flows out obtained oxygen, achieves the first mode of production bringing out oxygen under air is entered in oxygenerator upper end.
The utility model is further, novel PSA oxygenerator of the present utility model is also applicable to the second mode of production, namely air is entered in lower end, on bring out oxygen, namely through the raw air of compressor, air pre-treatment device process by entering the first fractionation by adsorption device module 1 or the second fractionation by adsorption device module 2 from the second air inlet/outlet of lower air outlet base 5 after the 3rd shuttle valve assembly 16, obtained oxygen stores from flowing to oxygen canister after the first air inlet/outlet of upper air seat 3 flows through the first shuttle valve assembly 15 or is directly delivered to ward.The difference of the second mode of production and the first mode of production is that the mode passing in and out gas is different, and principle of work is identical.
Novel PSA oxygenerator of the present utility model achieves oxygen and resolves purge and carries out simultaneously, and only has a pipeline in whole oxygenerator, and pipeline is extremely simple, and overall volume is little, reduces manufacture and production cost, good looking appearance, the advantages such as convenient transportation.
More than show and describe ultimate principle of the present utility model, principal character and advantage of the present utility model.The technician of the industry should understand; the utility model is not restricted to the described embodiments; what describe in above-described embodiment and specification sheets just illustrates principle of the present utility model; under the prerequisite not departing from the utility model spirit and scope, the utility model also has various changes and modifications, and these changes and improvements all fall within the scope of claimed the utility model.The claimed scope of the utility model is defined by appending claims and equivalent thereof.
Claims (10)
1. a novel PSA oxygenerator, is characterized in that: comprise the first fractionation by adsorption device module, the second fractionation by adsorption device module, gas seat, effuser and cylinder;
Described gas seat comprises upper air seat, upper air outlet base and lower air outlet base, and described effuser comprises effuser and outlet manifold;
The centre of described upper effuser has the first gas collection through hole, and the centre of the side of described upper effuser has the first installing port, and the two ends of side all have the first gas port, and described first installing port and the first gas port all communicate with described first gas collection through hole;
The centre of described outlet manifold has the second gas collection through hole, and the centre of the side of described outlet manifold has the second installing port, and one end of side has the second gas port, and described second installing port and the second gas port all communicate with described second gas collection through hole;
The centre of described upper air seat has the first ventilation through hole, the centre of the side of described upper air seat has the first air inlet/outlet, described first air inlet/outlet and described first through hole of ventilating communicates, the centre of the another side perpendicular with the side of described upper air seat has the first Link Port, described first Link Port and described first through hole of ventilating communicates, described first Link Port is communicated with described first air inlet/outlet, the two ends of the another side of described upper air seat all have the first gas circuit hole, the opposite face of the through another side to described upper air seat, described first gas circuit hole, and communicate with the described first through hole of ventilating,
The centre of described lower air outlet base has the second ventilation through hole, the centre of the side of described lower air outlet base has the second air inlet/outlet, described second air inlet/outlet and described second through hole of ventilating communicates, the centre of the another side perpendicular with the side of described lower air outlet base has the second Link Port, described second Link Port and described second through hole of ventilating communicates, described second Link Port is communicated with described second air inlet/outlet, the two ends of the another side of described lower air outlet base all have the second gas circuit hole, the opposite face of the through another side to described lower air outlet base, described second gas circuit hole, and communicate with the described second through hole of ventilating,
The centre of described upper air outlet base has threeway vent hole, the centre of the side of described upper air outlet base has nitrogen outlet, the two ends of side have the 3rd gas circuit hole, the opposite face of the through another side to described upper air outlet base, described 3rd gas circuit hole, and communicate with described threeway vent hole;
The upper end of described first fractionation by adsorption device module is connected to the first installing port place of described upper effuser, lower end is connected to the second installing port place of described outlet manifold, the upper end of described second fractionation by adsorption device module is connected to the first installing port place of described upper effuser, lower end is connected to the second installing port place of described outlet manifold, makes described first fractionation by adsorption device module and the second fractionation by adsorption device model calling between described upper effuser and outlet manifold and laid out in parallel;
After described first fractionation by adsorption device module and the second fractionation by adsorption device module all connect with described upper effuser and outlet manifold, the opposite face of described upper air seat another side and the opposite face of described upper air outlet base another side be the vertical two ends fitting in the side of upper effuser described in two respectively, by web member, described upper air seat is connected with effuser upper described in two respectively with upper air outlet base after laminating, after connection, first gas circuit hole of described upper air seat is relative with the first gas port position of one end of effuser upper described in two and communicate, 3rd gas circuit hole of described upper air outlet base is relative with the second gas port position of the other end of effuser upper described in two and communicate,
Described cylinder is all installed at 3rd gas circuit hole place of the first gas circuit hole of the another side of described upper air seat and the another side of described upper air outlet base, and after installation, the piston of described cylinder all can pump in described first gas circuit hole and the 3rd gas circuit hole;
The opposite face of the another side of described lower air outlet base vertically fits in one end of the side of outlet manifold described in two, by web member, described lower air outlet base is connected with outlet manifold described in two after laminating, after connection, the second gas circuit hole of described lower air outlet base is relative with the second gas port position of outlet manifold described in two and communicate;
Described cylinder is installed at second gas circuit hole place of the another side of described lower air outlet base, and after installation, the piston of described cylinder can pump in described second gas circuit hole;
After described upper air seat is connected with effuser upper described in two, and after described lower air outlet base is connected with outlet manifold described in two, first Link Port of described upper air seat is relative with the second Link Port position of described lower air outlet base, Connection Block is connected by the second shuttle valve assembly two ends, and two Connection Block correspondences are separately fixed at the first Link Port of described upper air seat and the second Link Port place of described lower air outlet base, first Link Port of described upper air seat is connected with the second Link Port of described lower air outlet base, the air flow direction of described second shuttle valve assembly is flow to the first Link Port to described upper air seat from the second Link Port of described lower air outlet base,
The nitrogen outlet of described upper air outlet base is connected with described sound damper by sound damper Connection Block.
2. novel PSA oxygenerator according to claim 1, is characterized in that, the first air inlet/outlet of described upper air seat is connected with the first shuttle valve assembly by air inlet cover plate.
3. novel PSA oxygenerator according to claim 1, is characterized in that, the second air inlet/outlet of described lower air outlet base passes through oxygen cover plate and is connected with the 3rd shuttle valve assembly.
4. novel PSA oxygenerator according to claim 1, is characterized in that, the two ends of described upper effuser are closed by baffle plate one.
5. novel PSA oxygenerator according to claim 1, is characterized in that, one end that described outlet manifold has the second gas port is closed by baffle plate two, and the other end is closed by baffle plate one.
6. novel PSA oxygenerator according to claim 5, it is characterized in that, described first fractionation by adsorption device module is all connected described outlet manifold with the second fractionation by adsorption device module lower end, described in two outlet manifold connect two described in baffle plate two have threaded hole, described in two, the threaded hole of baffle plate two is connected by pipeline, and described pipeline is provided with valve.
7. novel PSA oxygenerator according to claim 1, is characterized in that, the two ends of described upper air seat, lower air outlet base and upper air outlet base are all closed by side seal cap seal.
8. novel PSA oxygenerator according to claim 1, is characterized in that, described first fractionation by adsorption device module is all connected described upper effuser with the second fractionation by adsorption device module upper end, is blocked by the two ends of two upper mounted plates by effuser upper described in two and is fixed.
9. novel PSA oxygenerator according to claim 1, is characterized in that, described first fractionation by adsorption device module is all connected described outlet manifold with the second fractionation by adsorption device module lower end, by two bottom plates, the two ends of outlet manifold described in two is blocked and is fixed.
10. novel PSA oxygenerator according to claim 1, is characterized in that, the binding face that two parts having gas to pass through are connected is provided with sealing-ring, realizes the sealing of binding face.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520596675.7U CN204938976U (en) | 2015-08-10 | 2015-08-10 | Novel PSA oxygenerator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520596675.7U CN204938976U (en) | 2015-08-10 | 2015-08-10 | Novel PSA oxygenerator |
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| Publication Number | Publication Date |
|---|---|
| CN204938976U true CN204938976U (en) | 2016-01-06 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520596675.7U Withdrawn - After Issue CN204938976U (en) | 2015-08-10 | 2015-08-10 | Novel PSA oxygenerator |
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| CN (1) | CN204938976U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105152136A (en) * | 2015-08-10 | 2015-12-16 | 湖南泰瑞医疗科技有限公司 | Novel PSA (pressure swing adsorption) oxygen generator |
-
2015
- 2015-08-10 CN CN201520596675.7U patent/CN204938976U/en not_active Withdrawn - After Issue
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105152136A (en) * | 2015-08-10 | 2015-12-16 | 湖南泰瑞医疗科技有限公司 | Novel PSA (pressure swing adsorption) oxygen generator |
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