CN206738634U - Oxygenerator intake and exhaust control device - Google Patents
Oxygenerator intake and exhaust control device Download PDFInfo
- Publication number
- CN206738634U CN206738634U CN201720550977.XU CN201720550977U CN206738634U CN 206738634 U CN206738634 U CN 206738634U CN 201720550977 U CN201720550977 U CN 201720550977U CN 206738634 U CN206738634 U CN 206738634U
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- China
- Prior art keywords
- rotary valve
- intake
- center cavity
- nitrogen
- oxygenerator
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Abstract
The utility model discloses a kind of oxygenerator intake and exhaust control device, including top cover, upper lid, closure, rotary valve, valve plate and motor card；Center cavity is formed between upper lid and top cover and is looped around the peripheral annular chamber of center cavity surrounding；The closure is isolated into two chambers up and down in center cavity and by center cavity, and the air admission hole communicated with the epicoele of center cavity is provided with the rotary valve；The lower surface of rotary valve is provided with the nitrogen outgassing groove communicated with the cavity of resorption of center cavity, make air admission hole and nitrogen outgassing groove circulate successively with each through hole on valve plate by the rotation of rotary valve to communicate, oxygenerator intake and exhaust control device of the present utility model, its rotary valve structure is ingenious, reasonable, it can realize that switching supplies gas exhaust inspecting between multiple nitrogen oxygen separating units, shorten the pressure-variable adsorption time, in rotary course can repeatedly pressure-variable adsorption, increase oxygen output-rate and go out oxygen rise number, create condition to achieve over more than two multicolumn nitrogen oxygen separating structures.
Description
Technical field
It the utility model is related to nitrogen oxygen separating technical field, and in particular to a kind of oxygenerator intake and exhaust control device.
Background technology
The main component of air is nitrogen (accounting for 78%) and oxygen (accounting for 21%), therefore, it can be stated that air is to prepare nitrogen
With the inexhaustible source of oxygen.Nitrogen is mainly used in synthesizing the inertia in ammonia, the protective atmosphere of metal heat treatmet, Chemical Manufacture
Protect gas (blow line, the nitrogen envelope of readily oxidizable substance, binder during driving and parking), grain stocking, fruit freshness preserving and electronics industry etc..
Oxygen is mainly used in oxidant in metallurgical, combustion-supporting gas, medical treatment, wastewater treatment and chemical industry etc..How air is inexpensively separated
Oxygen producing and nitrogen, this is that chemical industry worker concentrates on studies solve the problems, such as a long time.PSA is pressure swing adsorption method, is space division system
Compare the nitrogen oxygen separating mode of main flow in oxygen machine.Prior art mainly applies AB column type bitubular generators.A and B posts are alternately
Nitrogen oxygen separating, the wherein bitubular are most forms.Multiple column generator is relatively fewer, and applied defect is that cost is high, and oxygen generation efficiency is few
Deng.
Utility model content
Therefore, the purpose of this utility model is to provide a kind of oxygenerator intake and exhaust control device, its rotary valve structure is ingenious,
Rationally, it can realize that switching supplies gas exhaust inspecting between multiple nitrogen oxygen separating units, shortens the pressure-variable adsorption time, can in rotary course
Multiple pressure-variable adsorption, increase oxygen output-rate and go out oxygen liter number, created to achieve over more than two multicolumn nitrogen oxygen separating structures
Condition.
Oxygenerator intake and exhaust control device of the present utility model, including top cover, upper lid, closure, rotary valve, valve plate and electricity
Machine card；The top cover is fixed on upper cover top surface, and forms center cavity between upper lid and top cover and be looped around center cavity surrounding
Peripheral annular chamber；The closure is isolated into two chambers up and down in center cavity and by center cavity, and top cover is provided with and center
The high pressure admission mouth that the epicoele of chamber communicates；Closure is provided with the nitrogen for communicating with the cavity of resorption of center cavity and being stretched out through top cover
Gas outlet；The valve plate is provided with the through hole of multiple up/down perforations, the system located at the cavity of resorption bottom center of center cavity and valve plate
Oxygen machine intake and exhaust control device be used for nitrogen oxygen segregation apparatus fit together carry out nitrogen oxygen separating operation, the quantity of the through hole with
The nitrogen oxygen separating element number of nitrogen oxygen segregation apparatus is identical, each through hole is communicated with a nitrogen oxygen separating unit；Valve plate passes through
Bolt is fixed on the upper end of newel, and each through hole corresponds to each through hole along same circle distribution, on upper lid and is provided with resigning hole；The rotation
Rotary valve it is coaxial located at valve plate top surface and be rotatably assorted with seal cap sealing, sealing, which is rotatably assorted, to be referred to be tightly connected while can
Relatively rotate, the motor card is connected in rotary valve and is rotatably assorted with top seal, and motor card top passes through top cap central simultaneously
And motor card top surface is equal with top cover surface, motor card top surface is provided with the link slot for being used for connecting motor output shaft, the rotation
The air admission hole communicated with the epicoele of center cavity is provided with valve；The lower surface of rotary valve is provided with the nitrogen communicated with the cavity of resorption of center cavity
Outgassing groove, air admission hole and nitrogen outgassing groove is circulated successively with each through hole on valve plate by the rotation of rotary valve and communicate；Enter
Stomata is identical with the quantity of nitrogen outgassing groove, when each through hole communicates with air admission hole, is passed through pressure-air, then passes through rotary valve
Rotation cut-out supply, rotary valve, which continues rotation, makes the through hole be communicated with nitrogen outgassing groove, and then nitrogen is discharged, and is so revolving
Each through hole is set to circulate the operation for carrying out air inlet, discharging nitrogen successively under the rotation of rotary valve, rotary valve structure is ingenious, reasonable, energy
Realize that switching supplies gas exhaust inspecting between multiple nitrogen oxygen separating units, shortens the pressure-variable adsorption time, can repeatedly become in rotary course
Pressure absorption, increase oxygen output-rate and go out oxygen liter number, condition is created to achieve over more than two multicolumn nitrogen oxygen separating structures.
Further, the lower surface of the rotary valve is additionally provided with the delay air inlet duct communicated with air admission hole, the delay air inlet
Groove and nitrogen outgassing groove are the deep-slotted chip breaker using the rotating shaft of rotary valve as the center of circle, and nitrogen outgassing groove is between rotary valve periphery
Part is drawn logical, nitrogen outgassing groove is communicated with the cavity of resorption of center cavity, using curved slot arrangement can in rotary valve rotation process energy
The continuation of certain air inlet and exhaust is produced, oxygen output-rate is improved and goes out oxygen liter number.
Further, the central angle of the deep-slotted chip breaker makes rotation not less than the central angle between two neighboring through hole on valve plate
In valve rotary course, be delayed air inlet duct and nitrogen outgassing groove is kept during being gradually turned on next through hole on valve plate and
The connectedness of a upper through hole, avoid gas circuit from of short duration closing occur, ensure nitrogen oxygen separating and go out the continuity of oxygen.
Further, the lower surface of the rotary valve is additionally provided with cross balancing slit, and delay air inlet duct and nitrogen outgassing groove are respectively set
Have two, two delay air inlet ducts and two nitrogen outgassing grooves along the circumferential direction distribute alternately, cross balancing slit located at be delayed into
Intersect between air drain and nitrogen outgassing groove and at the axle center of rotary valve, every group of relative two through hole on valve plate is passed through high pressure
By cross balancing slit intercommunication after air and after discharge nitrogen, pressure balance is kept, while give other 4 through holes and phase
The nitrogen oxygen separating unit answered injects a certain amount of air with pressure, accelerates other four nitrogen oxygen separating units in addition to presser unit
Intake velocity, shorten the pressure-variable adsorption time.
Further, the center of the cross balancing slit is provided with circular technology groove, significantly can reduce between rotary valve and valve plate
Contact area, and then frictional dissipation is reduced, beneficial to increasing the service life.
Further, the upper lid edge portion is provided with the gas collection hole for connecting peripheral annular chamber with each peripheral fan-shaped chamber；The top
The edge of lid is provided with the oxygen gas outlet communicated with peripheral annular chamber.
Further, the intake and exhaust control assembly also includes spring and two sealing rings；One of sealing ring is located at electricity
Between machine card and top cover, another sealing ring is located between rotary valve and closure, and the spring is axially supported in motor card
Two sealing rings are made to be compacted under elastic force effect between rotary valve, the cylindrical of motor card is provided with super upward step surface, makes
Sealing ring on motor card is pressed between the step surface of motor card and the bottom surface of top cover, rotary valve it is cylindrical be provided with
Step surface, closure center are provided with up big and down small bellmouth, the sealing ring on rotary valve is pressed on the step surface of rotary valve
Between the conical surface of bellmouth, ensure air-tightness, the isolation of air intake duct and nitrogen road is realized by sealing ring.
Further, the upper end of the air admission hole is drawn logical to the part between rotary valve periphery, can strengthen air admission hole with
Circulation between the epicoele of the chambers of the heart.
The beneficial effects of the utility model are：Oxygenerator intake and exhaust control device of the present utility model, its rotary valve structure
It is ingenious, reasonable, it can realize that switching supplies gas exhaust inspecting between multiple nitrogen oxygen separating units, shortens the pressure-variable adsorption time, rotates through
The multiple pressure-variable adsorptions of Cheng Zhongke, increase oxygen output-rate and go out oxygen liter number, to achieve over more than two multicolumn nitrogen oxygen separating structures
Create condition.
Brief description of the drawings
, below will be right in order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art
The required accompanying drawing used is briefly described in embodiment or description of the prior art.In accompanying drawing, each element or part
It might not be drawn according to the ratio of reality.
Fig. 1 is structural representation of the present utility model；
Fig. 2 is the top view of rotary valve；
Fig. 3 is the upward view of rotary valve.
Embodiment
The embodiment of technical solutions of the utility model is described in detail below in conjunction with accompanying drawing.Following examples are only
For clearly illustrating the technical solution of the utility model, therefore example is only used as, and this practicality can not be limited with this
New protection domain.
As Figure 1-3：The oxygenerator intake and exhaust control device of the present embodiment, including top cover 2, upper lid 12, closure 6,
Rotary valve 7, valve plate 9 and motor card 5；The top cover 2 is fixed on the top surface of lid 12, and between upper lid 12 and top cover 2 in formation
The chambers of the heart and the peripheral annular chamber 1 for being looped around center cavity surrounding；The closure 6 is isolated into center cavity and by center cavity
Lower two chambers, top cover 2 are provided with the high pressure admission mouth 13 communicated with the epicoele 14 of center cavity；Closure 6 is provided with and center cavity
Cavity of resorption 10 communicate and through top cover 2 stretch out nitrogen gas outlet 15；The valve plate 9 is in the bottom surface of cavity of resorption 10 of center cavity
The heart and valve plate 9 are provided with the through hole 8 of multiple up/down perforations, and the oxygenerator intake and exhaust control device is used for and nitrogen oxygen segregation apparatus
Fitting together and carry out nitrogen oxygen separating operation, the quantity of the through hole 8 is identical with the nitrogen oxygen separating element number of nitrogen oxygen segregation apparatus,
Each through hole 8 is set to be communicated with a nitrogen oxygen separating unit；Valve plate 9 is secured by bolts in the upper end of newel, and each through hole 8 is along same
One circle distribution, each through hole 8 is corresponded on upper lid 12 and is provided with resigning hole；The rotary valve 7 it is coaxial located at the top surface of valve plate 9 and with it is close
The sealing of capping 6 is rotatably assorted, and sealing, which is rotatably assorted, to be referred to be tightly connected while can relatively rotate, and the motor card 5 is connected in
Rotary valve 7 is simultaneously rotatably assorted with the sealing of top cover 2, and the top of motor card 5 passes through the center of top cover 2 and the top surface of motor card 5 and the table of top cover 2
Face is equal, and the top surface of motor card 5 is provided with the link slot for being used for connecting motor output shaft, is provided with and center cavity in the rotary valve 7
The air admission hole 16 that epicoele 14 communicates；The lower surface of rotary valve 7 is provided with the nitrogen outgassing groove 20 communicated with the cavity of resorption 10 of center cavity, leads to
Cross the rotation of rotary valve 7 and air admission hole 16 and nitrogen outgassing groove 20 is circulated successively with each through hole 8 on valve plate 9 and communicate；Air inlet
Hole 16 is identical with the quantity of nitrogen outgassing groove 20, when each through hole 8 communicates with air admission hole 16, is passed through pressure-air, then passes through
The rotation cut-out supply of rotary valve 7, rotary valve 7, which continues rotation, makes the through hole 8 be communicated with nitrogen outgassing groove 20, and then nitrogen is arranged
Go out, each through hole 8 is circulated the operation for carrying out air inlet, discharging nitrogen, the knot of rotary valve 7 successively under the rotation of rotary valve 7
Structure is ingenious, reasonable, can realize that switching supplies gas exhaust inspecting between multiple nitrogen oxygen separating units, shortens the pressure-variable adsorption time, rotation
During can repeatedly pressure-variable adsorption, increase oxygen output-rate and go out oxygen rise number, to achieve over more than two multicolumn nitrogen oxygen separating knots
Structure creates condition.
In the present embodiment, the lower surface of the rotary valve 7 is additionally provided with the delay air inlet duct 19 communicated with air admission hole 16, described
Delay air inlet duct 19 and nitrogen outgassing groove 20 are the deep-slotted chip breaker using the rotating shaft of rotary valve 7 as the center of circle, and nitrogen outgassing groove 20 arrives rotation
Part between the periphery of rotary valve 7, which is drawn, to be led to, and nitrogen outgassing groove 20 is communicated with the cavity of resorption 10 of center cavity, using curved slot arrangement energy
The continuation of certain air inlet and exhaust can be produced in the rotation process of rotary valve 7, oxygen output-rate is improved and goes out oxygen liter number.The arc
The central angle of shape groove makes in the rotary course of rotary valve 7 not less than the central angle between two neighboring through hole 8 on valve plate 9, be delayed into
Air drain 19 and nitrogen outgassing groove 20 are kept and a upper through hole 8 during being gradually turned on next through hole 8 on valve plate 9
Connectedness, avoid gas circuit from of short duration closing occur, ensure nitrogen oxygen separating and go out the continuity of oxygen.The lower end of the rotary valve 7
Face is additionally provided with cross balancing slit 17, and delay air inlet duct 19 and nitrogen outgassing groove 20 are respectively provided with two, two delay Hes of air inlet duct 19
Two nitrogen outgassing grooves 20 along the circumferential direction distribute alternately, and cross balancing slit 17 is located at delay air inlet duct 19 and nitrogen outgassing groove 20
Between and at the axle center of rotary valve 7 intersect, every group of relative two through hole 8 on valve plate 9 is passed through after pressure-air and is arranged
Go out after nitrogen by the intercommunication of cross balancing slit 17, keep pressure balance, while give other 4 through holes 8 and corresponding nitrogen oxygen
Separative element injects a certain amount of air with pressure, and accelerate other four nitrogen oxygen separating units in addition to presser unit enters gas velocity
Degree, shorten the pressure-variable adsorption time.The center of the cross balancing slit 17 is provided with circular technology groove 18, can significantly reduce rotary valve 7
With the contact area between valve plate 9, and then frictional dissipation is reduced, beneficial to increasing the service life.
In the present embodiment, the upper edge of lid 12 is provided with the gas collection hole for connecting peripheral annular chamber 1 with each peripheral fan-shaped chamber
11；The edge of the top cover 2 is provided with the oxygen gas outlet 3 communicated with peripheral annular chamber 1.The intake and exhaust control assembly also includes
Spring and two sealing rings 4；One of sealing ring 4 is located between motor card 5 and top cover 2, and another sealing ring 4 is located at rotation
Between valve 7 and closure 6, the spring axially supports makes two sealing rings 4 in elastic force between motor card 5 and rotary valve 7
It is compacted under effect, the cylindrical of motor card 5 is provided with super upward step surface, the sealing ring 4 on motor card 5 is pressed on motor card
Between 5 step surface and the bottom surface of top cover 2, rotary valve 7 it is cylindrical be provided with step surface, the center of closure 6 be provided with it is upper
Small bellmouth, makes the sealing ring 4 on rotary valve 7 be pressed between the step surface of rotary valve 7 and the conical surface of bellmouth under big, protects
Air-tightness is demonstrate,proved, the isolation of air intake duct and nitrogen road is realized by sealing ring 4.The upper end of the air admission hole 16 is cylindrical to rotary valve 7
Part between face, which is drawn, to be led to, and can strengthen the circulation between air admission hole 16 and the epicoele 14 of center cavity.
Finally it should be noted that：Various embodiments above is only to illustrate the technical solution of the utility model, rather than it is limited
System；Although the utility model is described in detail with reference to foregoing embodiments, one of ordinary skill in the art should
Understand：It can still modify to the technical scheme described in foregoing embodiments, either to which part or whole
Technical characteristic carries out equivalent substitution；And these modifications or replacement, the essence of appropriate technical solution is departed from this practicality newly
The scope of each embodiment technical scheme of type, it all should cover among claim of the present utility model and the scope of specification.
Claims (8)
- A kind of 1. oxygenerator intake and exhaust control device, it is characterised in that：Including top cover, upper lid, closure, rotary valve, valve plate and Motor card；The top cover is fixed on upper cover top surface, and forms center cavity between upper lid and top cover and be looped around center cavity surrounding Peripheral annular chamber；The closure is isolated into two chambers up and down in center cavity and by center cavity, and top cover is provided with The high pressure admission mouth that the epicoele of the chambers of the heart communicates；Closure is provided with the nitrogen for communicating with the cavity of resorption of center cavity and being stretched out through top cover Gas gas outlet；The valve plate is provided with the through hole of multiple up/down perforations located at the cavity of resorption bottom center of center cavity and valve plate；Institute State rotary valve it is coaxial located at valve plate top surface and be rotatably assorted with seal cap sealing, the motor card be connected in rotary valve and with top Lid sealing is rotatably assorted, and the air admission hole communicated with the epicoele of center cavity is provided with the rotary valve；The lower surface of rotary valve is provided with The nitrogen outgassing groove communicated with the cavity of resorption of center cavity, made by the rotation of rotary valve on air admission hole and nitrogen outgassing groove and valve plate Each through hole circulates successively to be communicated.
- 2. oxygenerator intake and exhaust control device according to claim 1, it is characterised in that：The lower surface of the rotary valve is also Provided with the delay air inlet duct communicated with air admission hole, the delay air inlet duct and nitrogen outgassing groove are using the rotating shaft of rotary valve as circle The deep-slotted chip breaker of the heart.
- 3. oxygenerator intake and exhaust control device according to claim 2, it is characterised in that：The central angle of the deep-slotted chip breaker is not Less than the central angle between two neighboring through hole on valve plate.
- 4. oxygenerator intake and exhaust control device according to claim 1, it is characterised in that：The lower surface of the rotary valve is also Provided with cross balancing slit.
- 5. oxygenerator intake and exhaust control device according to claim 4, it is characterised in that：The center of the cross balancing slit Provided with circular technology groove.
- 6. oxygenerator intake and exhaust control device according to claim 1, it is characterised in that：The upper lid edge portion is provided with will be outer Enclose the gas collection hole that annular chamber connects with each peripheral fan-shaped chamber；The edge of the top cover is provided with the oxygen communicated with peripheral annular chamber and gone out Gas port.
- 7. oxygenerator intake and exhaust control device according to claim 1, it is characterised in that：The intake and exhaust control assembly is also Including spring and two sealing rings；One of sealing ring is located between motor card and top cover, and another sealing ring is located at rotation Between valve and closure, the spring axially supports makes two sealing rings under elastic force effect between motor card and rotary valve It is compacted.
- 8. oxygenerator intake and exhaust control device according to claim 1, it is characterised in that：The upper end of the air admission hole to rotation Draw logical in part between rotary valve periphery.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720550977.XU CN206738634U (en) | 2017-05-17 | 2017-05-17 | Oxygenerator intake and exhaust control device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720550977.XU CN206738634U (en) | 2017-05-17 | 2017-05-17 | Oxygenerator intake and exhaust control device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206738634U true CN206738634U (en) | 2017-12-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720550977.XU Expired - Fee Related CN206738634U (en) | 2017-05-17 | 2017-05-17 | Oxygenerator intake and exhaust control device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206738634U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107084262A (en) * | 2017-05-17 | 2017-08-22 | 崔泽龙 | Oxygenerator intake and exhaust control device |
-
2017
- 2017-05-17 CN CN201720550977.XU patent/CN206738634U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107084262A (en) * | 2017-05-17 | 2017-08-22 | 崔泽龙 | Oxygenerator intake and exhaust control device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171212 |