CN112408333B - High-concentration medical molecular sieve type oxygen generation equipment with high safety - Google Patents
High-concentration medical molecular sieve type oxygen generation equipment with high safety Download PDFInfo
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- CN112408333B CN112408333B CN202011327073.3A CN202011327073A CN112408333B CN 112408333 B CN112408333 B CN 112408333B CN 202011327073 A CN202011327073 A CN 202011327073A CN 112408333 B CN112408333 B CN 112408333B
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- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B13/00—Oxygen; Ozone; Oxides or hydroxides in general
- C01B13/02—Preparation of oxygen
- C01B13/0229—Purification or separation processes
- C01B13/0248—Physical processing only
- C01B13/0259—Physical processing only by adsorption on solids
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- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B2210/00—Purification or separation of specific gases
- C01B2210/0028—Separation of the specific gas from gas mixtures containing a minor amount of this specific gas
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- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B2210/00—Purification or separation of specific gases
- C01B2210/0043—Impurity removed
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- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B2210/00—Purification or separation of specific gases
- C01B2210/0043—Impurity removed
- C01B2210/0062—Water
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- Separation Of Gases By Adsorption (AREA)
- Oxygen, Ozone, And Oxides In General (AREA)
Abstract
The invention discloses high-concentration medical molecular sieve type oxygen generation equipment with high safety, and relates to the field of molecular sieve oxygen generation. According to the invention, through the gas collection bottle and the adsorption mechanism, when the molecular sieve is required to be backwashed, gas supply to the adsorption mechanism required to be backwashed is stopped, and the connection between the adsorption mechanism and the exhaust pipe is connected.
Description
Technical Field
The invention relates to the field of molecular sieve oxygen generation, in particular to high-concentration medical molecular sieve type oxygen generation equipment with high safety.
Background
The molecular sieve type oxygen generator generally adopts a pressurized adsorption normal pressure desorption (HP) method, two adsorption tanks respectively carry out the same circulation process, thereby realizing continuous air supply, raw material air is pressurized by a compressor, solid impurities such as oil, dust and the like and water are removed through an air pretreatment device, the raw material air is cooled to normal temperature, the treated compressed air enters the adsorption tanks filled with molecular sieves through air inlet valves, nitrogen, carbon dioxide and the like in the air are adsorbed, the effluent gas is high-purity oxygen, when the adsorption tanks reach a certain saturation degree, the air inlet valves are closed, the flushing valves are opened, the adsorption tanks enter a flushing stage, the flushing valves are closed after the adsorption tanks are closed, the desorption valves are opened, the desorption regeneration stage is entered, and oxygen filtration is completed.
Present molecular sieve oxygenerator is when filtering oxygen, adopt the molecular sieve to filter the air usually, but the molecular sieve has used the back for a long time, because the long-time impact of air current or natural aging's reason, the molecular sieve became invalid, need change the new molecular sieve this moment, but it is relatively poor to change efficiency, influence normal use, and in adsorption process, because nitrogen in the air is in continuous reduction, can lead to remaining oxygen internal pressure to reduce, lead to the oxygen in to produce the pressure fluctuation, consequently, need store oxygen earlier in the oxygen jar and carry out the steady voltage, when equipment does not use temporarily, filterable oxygen still can be continuous input in the oxygen jar, unnecessary oxygen can not convenient recovery, and need to stop equipment when carrying out the backwash to the molecular sieve and recharge oxygen in the adsorption jar, influence the use.
Disclosure of Invention
The invention aims to: in order to solve the problems that the molecular sieve is inconvenient to replace, redundant oxygen in the oxygen tank is inconvenient to recover and the molecular sieve needs to be stopped during backwashing, the high-concentration medical molecular sieve type oxygen generation equipment with high safety is provided.
In order to achieve the purpose, the invention provides the following technical scheme: a high-concentration medical molecular sieve type oxygen generation device with high safety comprises a shell, wherein a control panel is installed at the top end of the shell, a humidification bottle is installed on the outer wall of the shell, filtering mechanisms are arranged on two sides of the shell, a compressor is installed at the bottom end inside the shell, an oxygen collection mechanism is installed above the compressor inside the shell, and adsorption mechanisms are installed on two sides of the oxygen collection mechanism;
the regulating mechanism comprises a support fixedly connected with the outer wall of the shell, a motor is installed on one side, away from the shell, of the support, the output end of the motor is connected with a connecting shaft, a squeezing disc is sleeved on the outer side of the connecting shaft, and a control switch is arranged below the outer wall of the support, located below the motor
The gas collection bottle is characterized in that one end of the gas collection bottle is provided with a squeezing disc, the inner wall of the squeezing disc is provided with an opening, a piston ring is arranged inside the gas collection bottle, one side of the piston ring is provided with a push block, one end of the gas collection bottle, which is far away from the limiting disc, is connected with a first spring, the end part of the first spring is connected with a first sealing plate, the outer wall of the first sealing plate is provided with a clamping column, the outer wall of the first sealing plate is provided with a plurality of groups of first sealing blocks around the clamping column, the clamping column and the first sealing blocks penetrate through the inner wall of the gas collection bottle and extend to the outer side of the gas collection bottle, and the outer wall of the gas collection bottle, which is positioned at the outer side of the first sealing blocks, is provided with a plurality of groups of top plates;
the oxygen collecting mechanism comprises an oxygen pipe connected with a humidifying bottle, a sliding pipe is arranged at the bottom end of the oxygen pipe and positioned inside the oxygen collecting mechanism, an exhaust net is arranged on the outer wall of the sliding pipe, a compression plate is sleeved outside the sliding pipe and positioned inside the oxygen collecting mechanism, a return spring is connected to the bottom end of the compression plate, a pressure relief hole is formed in the outer wall of the oxygen collecting mechanism, and the pressure relief hole extends to the outer side of the shell and contacts with the gas collecting bottle;
the top end of each group of adsorption mechanisms is provided with a rotating disc, the top end of the rotating disc is connected with a flushing pipe, the flushing pipe extends to the outer side of the shell, the inner wall of the flushing pipe is provided with a second spring, the end part of the second spring is connected with a second sealing plate, the outer wall of the second sealing plate is provided with a plurality of groups of second sealing blocks, the outer wall of each second sealing block is connected with a clamping block, the second sealing blocks and the clamping blocks penetrate through the outer wall of the flushing pipe and extend to the outer side of the flushing pipe, the outer wall of the flushing pipe is located between the second sealing plates and provided with a top block, the bottom end of the rotating disc is located inside the adsorption mechanisms and provided with filter screens, the interior of each filter screen is filled with a molecular sieve, and the bottom end of the adsorption mechanism is connected with an exhaust pipe;
the outer wall of the gas collecting bottle is provided with a gas groove, the outer wall of the flushing pipe is also provided with a gas groove, the first sealing block is connected with the gas collecting bottle in a clamping mode through the gas groove, and the second sealing block is connected with the flushing pipe in a clamping mode through the gas groove.
Preferably, the outer wall of the filtering mechanism is located on the outer side of the shell and is provided with a particle filter plate, one side, located on the particle filter plate, of the inside of the filtering mechanism is connected with dust filter cotton, the inner side, located on the dust filter cotton, of the inside of the shell is provided with a spiral condenser pipe, the bottom end of the spiral condenser pipe is connected with a drain pipe, one side, located on the drain pipe, of the bottom end of the spiral condenser pipe is provided with a pipeline communicated with the compressor, and the drain pipe extends to the outer side of the shell.
Preferably, the outer wall of the extrusion disc is provided with a plurality of groups of mounting grooves, the extrusion disc is connected with the gas collecting bottle in a clamping manner through the mounting grooves, and one end of the connecting shaft extends to the inside of the shell.
Preferably, the motor is connected with an external power supply through a control switch, the pressing part of the control switch is an arc head, and the extrusion disc is in extrusion contact with the control switch through the arc head.
Preferably, the outer wall of the piston ring is provided with a plurality of groups of sealing rubbers, and the push block extends to the outer side of the gas collecting bottle through an opening formed in the inner wall of the limiting disc. .
Preferably, a sliding hole is formed in the compression plate, the compression plate is connected with the sliding pipe in a sliding mode through the sliding hole, and the compression plate is located between the exhaust net and the pressure relief hole.
Preferably, the inner wall of the oxygen pipe is provided with an electromagnetic pump, and the joint of the air inlet and the oxygen collecting mechanism is also provided with the electromagnetic pump.
Compared with the prior art, the invention has the beneficial effects that:
1. according to the adsorption mechanism and the shell, after a group of molecular sieves are used for a long time, the filtering effect of the molecular sieves is poor, air is stopped from being supplied to the molecular sieves, the rotating disc at the bottom end is driven to rotate through the flushing pipe, the rotating disc is separated from the shell through threads, the flushing pipe is pumped to draw out the filter screen from the adsorption mechanism, new filter screens and molecular sieves are replaced, the new molecular sieves are inserted into the adsorption mechanism, and the rotating disc is rotated to fix the rotating disc, so that the new molecular sieves are placed into the adsorption mechanism, the molecular sieves can be replaced conveniently, the use efficiency is improved, and the problem that the molecular sieves are inconvenient to replace is effectively solved;
2. through the regulating mechanism, the gas collecting bottle and the oxygen collecting mechanism, when the equipment is stopped temporarily, the adsorption mechanism continues to filter and adsorb nitrogen to the air, the rest oxygen is continuously injected into the oxygen collecting mechanism, at the moment, the oxygen cannot be discharged through the oxygen pipe, the oxygen amount in the oxygen collecting mechanism is continuously increased, so that the air pressure in the oxygen collecting mechanism is continuously increased, the compression plate is pushed by high pressure to move downwards and extrude a return spring, when the compression plate moves to the lower part of a pressure relief hole, the rest oxygen can be discharged along the pressure relief hole and pushes a clamping column at one side of the gas collecting bottle, so that the clamping column pushes a first sealing plate to open, a first sealing block is pulled out from a gas groove, the oxygen can enter the gas collecting bottle, so that a piston ring is continuously pushed to move, the piston ring drives a push block to move to a control switch, and when the push block extrudes the control switch, when the extrusion disc drives the second group of gas collecting bottles to move to one side of the control switch, the control switch extends into an opening formed in the limiting disc to relieve the extrusion of the control switch, the motor stops operating, the input ends of the second group of gas collecting bottles are aligned with the pressure relief holes, so that oxygen can be continuously discharged, redundant oxygen can be conveniently recovered, the use efficiency is improved, and the problem that the redundant oxygen in the oxygen tank is inconvenient to recover is effectively solved;
3. through the gas collecting bottle and the adsorption mechanism, when the molecular sieve needs to be backwashed, the gas supply of the adsorption mechanism needing to be backwashed is stopped, the connection between the adsorption mechanism and the exhaust pipe is connected, the gas collecting bottle which is fully collected is inserted on the flushing pipe through the top plate, the top plate pushes the clamping block to move towards the flushing pipe, so that the clamping block drives the second sealing plate to move towards the flushing pipe, the second sealing plate drives the second sealing block to be drawn out from the gas groove, meanwhile, the top block is inserted into the gas collecting bottle, the top block pushes the clamping column to move towards the gas collecting bottle, the clamping column drives the first sealing plate to move towards the gas collecting bottle, so that the first sealing plate drives the first sealing block to be drawn out from the gas groove, the two groups of gas grooves can be connected, then, the piston ring is extruded through an opening formed in the limiting disc through external extrusion equipment, and the oxygen in the gas collecting bottle is extruded out of the gas collecting bottle through the piston ring, make the oxygen air current rush into the rolling disc through the gas tank in, and rush into the molecular sieve through the rolling disc in, wash the molecular sieve, the air current after washing is discharged along the blast pipe, and wash the molecular sieve through the multiunit gas collecting bottle, until blast pipe exhaust nitrogen content descends by a wide margin, when the backwash, need not to take out the oxygen in the oxygen collection mechanism, and can wash a set of adsorption apparatus structure alone, thereby need not to make oxygenerator shut down, the availability factor is improved, the problem that needs the shut down when effectively having solved the molecular sieve backwash.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the mounting structure of the regulating mechanism of the present invention;
FIG. 3 is a schematic view of the structure of the gas collection bottle of the present invention;
FIG. 4 is a schematic view of the internal structure of the gas collection bottle of the present invention;
FIG. 5 is a schematic diagram of the position structure of the internal parts of the device of the present invention;
FIG. 6 is a schematic cross-sectional view of the oxygen collection mechanism of the present invention;
FIG. 7 is a schematic view of a pressure relief hole according to the present invention;
FIG. 8 is a schematic view of the internal structure of the adsorption mechanism of the present invention;
FIG. 9 is a schematic cross-sectional view of the flush tube of the present invention;
FIG. 10 is a schematic diagram of a first sealing plate structure according to the present invention;
FIG. 11 is a schematic view of a second sealing plate structure according to the present invention;
fig. 12 is a schematic view of a sealing plate connection structure of the present invention.
In the figure: 1. a housing; 2. a humidification bottle; 3. a control panel; 4. a filtering mechanism; 401. a particle filter plate; 402. dust filter cotton; 403. a spiral condenser tube; 404. a drain pipe; 5. a regulating mechanism; 501. a support; 502. an extrusion disc; 503. a control switch; 504. a connecting shaft; 505. a motor; 6. a gas collection bottle; 601. a top plate; 602. a limiting disc; 603. a push block; 604. a piston ring; 605. a first sealing plate; 606. a snap post; 607. a first seal block; 608. a first spring; 7. an oxygen collection mechanism; 701. an oxygen tube; 702. an electromagnetic pump; 703. a slide pipe; 704. an exhaust net; 705. a compression plate; 706. a return spring; 707. a pressure relief vent; 8. an adsorption mechanism; 801. a flush tube; 802. an air inlet; 803. rotating the disc; 804. filtering with a screen; 805. a molecular sieve; 806. a second sealing plate; 807. a top block; 808. a second seal block; 809. a clamping block; 810. an exhaust pipe; 811. a second spring; 9. a compressor; 10. and (4) an air tank.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-12, a high-concentration medical molecular sieve type oxygen generating device with high safety comprises a shell 1, wherein a control panel 3 is installed at the top end of the shell 1, a humidifying bottle 2 is installed on the outer wall of the shell 1, filtering mechanisms 4 are arranged on two sides of the shell 1, a compressor 9 is installed at the bottom end inside the shell 1, an oxygen collecting mechanism 7 is installed above the compressor 9 inside the shell 1, and adsorption mechanisms 8 are installed on two sides of the oxygen collecting mechanism 7;
the adjusting mechanism 5 comprises a support 501 fixedly connected with the outer wall of the shell 1, a motor 505 is installed on one side, away from the shell 1, of the support 501, the output end of the motor 505 is connected with a connecting shaft 504, a squeezing disc 502 is sleeved on the outer side of the connecting shaft 504, and a control switch 503 is arranged below the motor 505 on the outer wall of the support 501
One end of the gas collecting bottle 6 is provided with a squeezing disc 502, the inner wall of the squeezing disc 502 is provided with an opening, a piston ring 604 is arranged inside the gas collecting bottle 6, one side of the piston ring 604 is provided with a push block 603, one end of the gas collecting bottle 6, which is far away from the limiting disc 602, is connected with a first spring 608, the end part of the first spring 608 is connected with a first sealing plate 605, the outer wall of the first sealing plate 605 is provided with a clamping column 606, the outer wall of the first sealing plate 605 surrounds the clamping column 606 and is provided with a plurality of groups of first sealing blocks 607, the clamping column 606 and the first sealing blocks 607 penetrate through the inner wall of the gas collecting bottle 6 and extend to the outer side of the gas collecting bottle 6, and the outer wall of the gas collecting bottle 6, which is positioned at the outer side of the first sealing blocks 607, is provided with a plurality of groups of top plates 601;
the oxygen collecting mechanism 7 comprises an oxygen pipe 701 connected with the humidification bottle 2, a sliding pipe 703 is arranged at the bottom end of the oxygen pipe 701 and positioned inside the oxygen collecting mechanism 7, an exhaust net 704 is arranged on the outer wall of the sliding pipe 703, a compression plate 705 is sleeved inside the oxygen collecting mechanism 7 and positioned outside the sliding pipe 703, a return spring 706 is connected to the bottom end of the compression plate 705, a pressure relief hole 707 is arranged on the outer wall of the oxygen collecting mechanism 7, and the pressure relief hole 707 extends to the outer side of the shell 1 to be in contact with the gas collecting bottle 6;
the top end of each group of adsorption mechanisms 8 is provided with a rotating disc 803, the top end of the rotating disc 803 is connected with a flushing pipe 801, the flushing pipe 801 extends to the outer side of the shell 1, the inner wall of the flushing pipe 801 is provided with a second spring 811, the end part of the second spring 811 is connected with a second sealing plate 806, the outer wall of the second sealing plate 806 is provided with a plurality of groups of second sealing blocks 808, the outer wall of each second sealing block 808 is connected with a clamping block 809, the second sealing blocks 808 and the clamping blocks 809 penetrate through the outer wall of the flushing pipe 801 and extend to the outer side of the flushing pipe 801, the outer wall of the flushing pipe 801 is positioned between the second sealing plates 806 and is provided with a top block 807, the bottom end of the rotating disc 803 is positioned inside the adsorption mechanisms 8 and is provided with a filter screen 804, the inside of the filter screen 804 is filled with a molecular sieve 805, and the bottom end of the adsorption mechanisms 8 is connected with an exhaust pipe 810;
the outer wall of the gas collecting bottle 6 is provided with a gas groove 10, the outer wall of the flushing pipe 801 is also provided with a gas groove 10, the first sealing block 607 is connected with the gas collecting bottle 6 in a clamping way through the gas groove 10, and the second sealing block 808 is connected with the flushing pipe 801 in a clamping way through the gas groove 10.
Please refer to fig. 4, the outer wall of the filtering mechanism 4 is located outside the housing 1 and is provided with a particle filter plate 401, one side of the inside of the filtering mechanism 4 located on the particle filter plate 401 is connected with a dust filter cotton 402, the inside of the housing 1 located on the inner side of the dust filter cotton 402 is provided with a spiral condenser pipe 403, the bottom end of the spiral condenser pipe 403 is connected with a drain pipe 404, one side of the bottom end of the spiral condenser pipe 403 located on the drain pipe 404 is provided with a pipeline communicated with the compressor 9, the drain pipe 404 extends to the outside of the housing 1, the entering air can be filtered through the filtering mechanism 4, and therefore the compressor 9 is prevented from being damaged by impurities in the air.
Please refer to fig. 3, the outer wall of the pressing plate 502 is provided with a plurality of sets of mounting grooves, the pressing plate 502 is connected with the gas collecting bottle 6 by the mounting grooves in a clamping manner, one end of the connecting shaft 504 extends into the housing 1, the gas collecting bottle 6 can be clamped by the pressing plate 502, and thus the gas collecting bottle 6 can be fixed outside the pressure relief hole 707.
Please refer to fig. 3, the motor 505 is connected to the external power source through the control switch 503, the pressing position of the control switch 503 is an arc head, the pressing disc 502 is in pressing contact with the control switch 503 through the arc head, and the gas collecting bottle 6 can be moved through the electrolysis 505, so that the gas collecting bottle 6 filled with the electrolyte is changed to move to the outer side of the pressure relief hole 707.
Please refer to fig. 4, the outer wall of the piston ring 604 is formed with a plurality of sets of sealing rubber, the push block 603 extends to the outside of the gas collecting bottle 6 through the opening formed in the inner wall of the limiting plate 602, and the sealing rubber can prevent oxygen from leaking from the opening formed in the limiting plate 602.
Please refer to fig. 5, a sliding hole is formed inside the compression plate 705, the compression plate 705 is slidably connected to the sliding pipe 703 through the sliding hole, and the compression plate 705 is located between the exhaust net 704 and the pressure relief hole 707, so that the compression plate 705 does not shift while moving up and down.
Please refer to fig. 4 and fig. 5, an electromagnetic pump 702 is installed on the inner wall of the oxygen pipe 701, and the electromagnetic pump 702 is also installed at the connection between the air inlet 802 and the oxygen collecting mechanism 7, so that whether the connection between the adsorption mechanism 8 and the oxygen collecting mechanism 7 is controlled by the electromagnetic pump 702 to prevent oxygen leakage during cleaning and backwashing.
The working principle is as follows: firstly, a compressor 9 is started, the compressor 9 sucks outside air into a filtering mechanism 4, a particle filter plate 401 filters particles in the air, dust filter cotton 402 adsorbs micro dust in the air, filter cotton is arranged inside a spiral condensing pipe 403 and can adsorb water vapor in the air, adsorbed water flow is discharged along a drain pipe 404, the dried and filtered air is pressurized and sent into an adsorption mechanism 8 under the action of the compressor 9 and adsorbs nitrogen in the air through a molecular sieve 805, the rest oxygen is sent into an oxygen collection mechanism 7 along an air inlet 802, the oxygen is input into a humidification bottle 2 along an oxygen pipe 701 and is conveyed to the outside through the humidification bottle 2, when the outside does not need to use oxygen temporarily, the adsorption mechanism 8 continues to filter and adsorb the nitrogen, and the rest oxygen is continuously injected into the oxygen collection mechanism 7, at this time, oxygen cannot be discharged through the oxygen pipe 701, the amount of oxygen in the oxygen collection mechanism 7 is continuously increased, so that the air pressure in the oxygen collection mechanism 7 is continuously increased, the compression plate 705 is pushed by high pressure to move downwards and extrude the return spring 706, when the compression plate 705 moves to the lower side of the pressure relief hole 707, the redundant oxygen is discharged along the pressure relief hole 707 and pushes the clamping column 606 at one side of the gas collecting bottle 6, so that the clamping column 606 pushes the first sealing plate 605 to open, so that the first sealing block 607 is drawn out from the gas tank 10, so that oxygen can enter the gas collecting bottle 6, so that the oxygen continuously pushes the piston ring 604 to move, the piston ring 604 drives the push block 603 to move towards the control switch 503, when the push block 603 pushes the control switch 503, oxygen cannot continuously enter the gas collecting bottle 6, so that oxygen continues to extrude the compression plate 705, the control switch 503 is connected with the power supply of the motor 505, the output end of the motor 505 drives the connecting shaft 504 to rotate, the connecting shaft 504 drives the extrusion disc 502 and the multiple groups of gas collecting bottles 6 on the outer wall to rotate, the extrusion disc 502 continuously extrudes the control switch 503 through the outer wall in the rotating process, the motor 505 can continuously operate, when the extrusion disc 502 drives the second group of gas collecting bottles 6 to move to one side of the control switch 503, the control switch 503 extends into the open hole formed in the limiting disc 602, the extrusion on the control switch 503 is relieved, the motor 505 stops operating, the input end of the second group of gas collecting bottles 6 is aligned with the pressure relief hole 707, oxygen can be continuously discharged, redundant oxygen can be conveniently recovered, and the use efficiency is improved;
when the molecular sieve 805 needs to be backwashed, the air supply of the adsorption mechanism 8 needing to be backwashed is stopped, the connection between the adsorption mechanism 8 and the exhaust pipe 810 is connected, the fully collected gas collecting bottle 6 is inserted into the flushing pipe 801 through the top plate 601, the top plate 601 pushes the clamping block 809 to move towards the flushing pipe 801, so that the clamping block 809 drives the second sealing plate 806 to move towards the flushing pipe 801, so that the second sealing plate 806 drives the second sealing block 808 to be drawn out from the gas tank 10, meanwhile, the top block 807 is inserted into the gas collecting bottle 6, the top block 807 pushes the clamping column 606 to move towards the gas collecting bottle 6, so that the clamping column 606 drives the first sealing plate 605 to move towards the gas collecting bottle 6, so that the first sealing plate 605 drives the first sealing block 607 to be drawn out from the gas tank 10, so that the two groups of gas tanks 10 can be connected, and then the piston ring 604 is pressed through the opened hole in the limiting disc 602 by an external pressing device, the oxygen in the gas collecting bottle 6 is pressed out of the gas collecting bottle 6 through the piston ring 604, so that the oxygen gas flow rushes into the rotating disc 803 through the gas groove 10 and rushes into the molecular sieve 805 through the rotating disc 803 to flush the molecular sieve 805, the flushed gas flow is discharged along the exhaust pipe 810, and the molecular sieve 805 is flushed through a plurality of groups of gas collecting bottles 6 until the content of nitrogen discharged by the exhaust pipe 810 is greatly reduced, during backwashing, the oxygen in the oxygen collecting mechanism 7 is not required to be extracted, and a group of adsorption mechanisms 8 can be flushed independently, so that the oxygen production equipment is not required to be shut down, and the use efficiency is improved;
after a group of molecular sieves 805 are used for a long time, the filtering effect of the molecular sieves 805 is poor, at the moment, air intake to the molecular sieves 805 is stopped, then the flushing pipe 801 drives the rotating disc 803 at the bottom end to rotate, the rotating disc 803 is separated from the shell 1 through threads, then the flushing pipe 801 is pulled to draw out the filter screen 804 from the adsorption mechanism 8, new filter screens 804 and molecular sieves 805 are replaced, new molecular sieves 805 are inserted into the adsorption mechanism 8, the rotating disc 803 is rotated to fix the rotating disc 803, and therefore the new molecular sieves 805 are placed into the adsorption mechanism 8, replacement of the molecular sieves 805 can be facilitated, and the use efficiency is improved.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (7)
1. The utility model provides a high concentration medical molecular sieve formula oxygenerator of security, includes shell (1), its characterized in that: the humidifying device is characterized in that a control panel (3) is installed at the top end of the shell (1), a humidifying bottle (2) is installed on the outer wall of the shell (1), filtering mechanisms (4) are arranged on two sides of the shell (1), a compressor (9) is installed at the bottom end inside the shell (1), an oxygen collecting mechanism (7) is installed above the compressor (9) inside the shell (1), and adsorption mechanisms (8) are installed on two sides of the oxygen collecting mechanism (7);
the adjusting mechanism (5) comprises a support (501) fixedly connected with the outer wall of the shell (1), a motor (505) is installed on one side, away from the shell (1), of the support (501), the output end of the motor (505) is connected with a connecting shaft (504), a squeezing disc (502) is sleeved on the outer side of the connecting shaft (504), and a control switch (503) is arranged on the outer wall of the support (501) below the motor (505);
one end of the gas collecting bottle (6) is provided with a squeezing disc (502), the inner wall of the squeezing disc (502) is provided with an opening, a piston ring (604) is arranged in the gas collecting bottle (6), a push block (603) is arranged on one side of the piston ring (604), one end of the gas collecting bottle (6) far away from the limiting disc (602) is connected with a first spring (608), a first sealing plate (605) is connected with the end part of the first spring (608), a clamping column (606) is arranged on the outer wall of the first sealing plate (605), the outer wall of the first sealing plate (605) is provided with a plurality of groups of first sealing blocks (607) around the clamping column (606), the clamping column (606) and the first sealing block (607) both penetrate through the inner wall of the gas collecting bottle (6) and extend to the outer side of the gas collecting bottle (6), a plurality of groups of top plates (601) are arranged on the outer side of the first sealing block (607) on the outer wall of the gas collecting bottle (6);
the oxygen collecting mechanism (7) comprises an oxygen pipe (701) connected with the humidifying bottle (2), a sliding pipe (703) is arranged inside the oxygen collecting mechanism (7) at the bottom end of the oxygen pipe (701), an exhaust net (704) is arranged on the outer wall of the sliding pipe (703), a compression plate (705) is sleeved outside the sliding pipe (703) inside the oxygen collecting mechanism (7), a return spring (706) is connected to the bottom end of the compression plate (705), a pressure relief hole (707) is arranged on the outer wall of the oxygen collecting mechanism (7), and the pressure relief hole (707) extends to the outer side of the shell (1) to be in contact with the gas collecting bottle (6);
the top end of each group of adsorption mechanisms (8) is provided with a rotating disc (803), the top end of each rotating disc (803) is connected with a flushing pipe (801), each flushing pipe (801) extends to the outer side of the shell (1), the inner wall of each flushing pipe (801) is provided with a second spring (811), the end part of each second spring (811) is connected with a second sealing plate (806), the outer wall of each second sealing plate (806) is provided with a plurality of groups of second sealing blocks (808), the outer wall of each second sealing block (808) is connected with a clamping block (809), each second sealing block (808) and each clamping block (809) penetrate through the outer wall of each flushing pipe (801) and extend to the outer side of each flushing pipe (801), the outer wall of each flushing pipe (801) is positioned between the second sealing plates (806) and provided with a top block (807), the bottom end of each rotating disc (803) is positioned inside the adsorption mechanisms (8) and provided with a filter screen (804), the molecular sieve (805) is filled in the filter screen (804), and the bottom end of the adsorption mechanism (8) is connected with an exhaust pipe (810);
the outer wall of the gas collecting bottle (6) is provided with a gas groove (10), the outer wall of the flushing pipe (801) is also provided with the gas groove (10), the first sealing block (607) is connected with the gas collecting bottle (6) in a clamping mode through the gas groove (10), and the second sealing block (808) is connected with the flushing pipe (801) in a clamping mode through the gas groove (10).
2. The high-concentration medical molecular sieve oxygen generation equipment with high safety according to claim 1, which is characterized in that: the utility model discloses a compressor, including filter mechanism (4), dust filter board (402), spiral condenser pipe (403), the bottom of spiral condenser pipe (403) is connected with drain pipe (404), the pipeline of putting through with compressor (9) is seted up to one side that the outer wall of filter mechanism (4) is located shell (1) has seted up granule filter plate (401), one side that the inside of filter mechanism (4) is located granule filter plate (401) is connected with dust filter pulp (402), the inboard that the inside of shell (1) is located dust filter pulp (402) has seted up spiral condenser pipe (403), the bottom of spiral condenser pipe (403) is located one side of drain pipe (404) and has seted up, drain pipe (404) extend to the outside of shell (1).
3. The high-concentration medical molecular sieve oxygen generation equipment with high safety according to claim 1, which is characterized in that: the outer wall of the extrusion disc (502) is provided with a plurality of groups of mounting grooves, the extrusion disc (502) is connected with the gas collecting bottle (6) in a clamping mode through the mounting grooves, and one end of the connecting shaft (504) extends to the inside of the shell (1).
4. The high-concentration medical molecular sieve oxygen generation equipment with high safety according to claim 1, which is characterized in that: the motor (505) is connected with an external power supply through a control switch (503), the pressing position of the control switch (503) is an arc head, and the extrusion disc (502) is in extrusion contact with the control switch (503) through the arc head.
5. The high-concentration medical molecular sieve oxygen generation equipment with high safety according to claim 1, which is characterized in that: the outer wall of the piston ring (604) is provided with a plurality of groups of sealing rubber, and the push block (603) extends to the outer side of the gas collecting bottle (6) through an opening formed in the inner wall of the limiting disc (602).
6. The high-concentration medical molecular sieve oxygen generation equipment with high safety according to claim 1, which is characterized in that: the inside of compression board (705) is seted up the slide opening, compression board (705) pass through slide opening and slide tube (703) sliding connection, compression board (705) are located between exhaust net (704) and pressure release hole (707).
7. The high-concentration medical molecular sieve oxygen generation equipment with high safety according to claim 1, which is characterized in that: an electromagnetic pump (702) is installed on the inner wall of the oxygen pipe (701), and the electromagnetic pump (702) is also arranged at the joint of the air inlet (802) and the oxygen collecting mechanism (7).
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| Application Number | Priority Date | Filing Date | Title |
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| CN202011327073.3A CN112408333B (en) | 2020-11-24 | 2020-11-24 | High-concentration medical molecular sieve type oxygen generation equipment with high safety |
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| CN202011327073.3A CN112408333B (en) | 2020-11-24 | 2020-11-24 | High-concentration medical molecular sieve type oxygen generation equipment with high safety |
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| CN112408333A CN112408333A (en) | 2021-02-26 |
| CN112408333B true CN112408333B (en) | 2022-01-28 |
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| CN113800473B (en) * | 2021-09-08 | 2023-02-07 | 浙江远大空分设备有限公司 | Industrial oxygen generator using compressed air |
| CN116492807B (en) * | 2023-05-04 | 2023-09-08 | 河南思源医疗器械有限公司 | Medical molecular sieve adsorption oxygenerator |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| US4502873A (en) * | 1982-07-27 | 1985-03-05 | Proto-Med, Inc. | Method and apparatus for concentrating oxygen |
| CA2182069C (en) * | 1995-08-24 | 2002-04-09 | Victor P. Crome | Modular ceramic oxygen generator |
| CN103466555B (en) * | 2013-09-30 | 2015-07-22 | 东莞市立旺电子塑胶有限公司 | Portable pressure swing adsorption oxygen generation device |
| CN205773336U (en) * | 2016-07-16 | 2016-12-07 | 秦绍久 | A kind of medical oxygen generator |
| CN109613859B (en) * | 2018-12-06 | 2021-12-28 | 深圳市德达医疗科技集团有限公司 | Molecular sieve oxygen generator and control system and method thereof |
| CN111170279B (en) * | 2019-05-20 | 2023-02-17 | 上海海尔医疗科技有限公司 | Oxygen generator |
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