CN214790496U - Molecular sieve pressure regulating oxygen storage device of oxygen generator - Google Patents
Molecular sieve pressure regulating oxygen storage device of oxygen generator Download PDFInfo
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- CN214790496U CN214790496U CN202120465575.6U CN202120465575U CN214790496U CN 214790496 U CN214790496 U CN 214790496U CN 202120465575 U CN202120465575 U CN 202120465575U CN 214790496 U CN214790496 U CN 214790496U
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Abstract
The utility model provides a molecular sieve pressure regulating and oxygen storing device of an oxygen generator, which comprises a barrel body, wherein a mounting platform is arranged below the barrel body, an air hole connecting platform is arranged below the mounting platform, the barrel body is connected with a lower cover of an adsorption tower through the mounting platform, an air inlet pipeline is arranged on the lower cover of the adsorption tower, and the air inlet is connected with the air inlet pipeline through the air hole connecting platform; the air inlet hole penetrates through the air hole connecting platform and the mounting platform and is led into the barrel body, an air hole cover is arranged above the air inlet hole, the air hole cover is arranged in an air hole cover groove, a limiting spring is arranged between the air hole cover and the air hole cover groove, the air hole cover groove is fixed on a limiting plate, two sides of the limiting plate are movably connected with the inner wall of the barrel body, a limiting rod is movably arranged in the center of the limiting plate, and the upper part of the limiting rod penetrates out of the barrel body and is connected with an adjusting compass; a spiral hoop is arranged on the outer side of the barrel body, a sealing ring is movably embedded on the inner side of the spiral hoop, and a sealing gasket is arranged between the sealing ring and the barrel body; an air outlet pipe is arranged above the barrel body, a pressure regulating valve is arranged on the air outlet pipe, and a pressure gauge is arranged on the pressure regulating valve.
Description
Technical Field
The utility model belongs to the technical field of the oxygenerator, concretely relates to molecular sieve pressure regulating oxygen storage device of oxygenerator.
Background
The common oxygen generator has the working principle that air is injected into a closed container filled with molecular sieves by utilizing the characteristic that the molecular sieves selectively adsorb nitrogen, and the pressure in the container is increased along with the air. At this time, the molecular sieve absorbs a large amount of nitrogen in the air with the increase of the ambient pressure, and the oxygen in the air still exists in a gas form and is collected through a certain pipeline. This process is commonly referred to as the "adsorption" process. When the molecular sieve in the container adsorbs nitrogen to a certain degree, the container is exhausted and decompressed, the capacity of the molecular sieve for adsorbing nitrogen is reduced along with the reduction of the environmental pressure, and the nitrogen is released from the inside of the molecular sieve and is discharged as waste gas. This process is commonly referred to as "desorption". In order to ensure the continuous and stable output of oxygen, the molecular sieve oxygen generation equipment adopts two molecular sieve containers, so that the container 1 is in the adsorption process, the container 2 is in the desorption process, and vice versa, and the two molecular sieve containers are connected with one oxygen storage device together, so that the oxygen prepared by the two molecular sieve containers alternately enters the oxygen pouring and storing device to be used.
As disclosed in publication No. CN203653239U, a molecular sieve type oxygenerator integrated adsorption system includes: the upper end cover is communicated with the upper port of the left adsorption tower and the distribution valve, and is communicated with the upper port of the right adsorption tower and the distribution valve; the lower end cover comprises a left adsorption tower lower connecting port, a right adsorption tower lower connecting port, a left adsorption tower finished product oxygen channel, a right adsorption tower finished product oxygen channel and an oxygen storage tank connecting port which are integrated on the same substrate, wherein the oxygen storage tank connecting port is communicated with the left adsorption tower lower connecting port through the left adsorption tower finished product oxygen channel and is communicated with the right adsorption tower lower connecting port through the right adsorption tower finished product oxygen channel, and the left adsorption tower finished product oxygen channel is communicated with the right adsorption tower finished product oxygen channel through a throttle valve; the molecular sieve type oxygenerator integrated adsorption system is integrally in fixed sealing connection.
The molecular sieve pressure regulating oxygen storage device of current oxygenerator realizes the one-way inflow of oxygen through the check valve diaphragm, but can't avoid external factors such as pressure variation or temperature variation to lead to gaseous adverse current or waste gas to get into, and it is not good to store up the sealed effect between oxygen jar and the adsorption tower lower cover, produces the condition of leaking gas easily, consequently needs to provide the molecular sieve pressure regulating oxygen storage device of an oxygenerator and solves above-mentioned problem.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing an oxygenerator's molecular sieve pressure regulating oxygen storage device can adjust the pressure of opening of admission valve according to different service environment, effectively prevents gaseous adverse current, and with the sealed respond well between the adsorption tower lower cover.
The utility model provides a following technical scheme:
the molecular sieve pressure-regulating oxygen storage device of the oxygen generator is characterized by comprising a barrel body, wherein an installation platform is arranged below the barrel body, an air hole connection platform is arranged below the installation platform, the barrel body is detachably connected with a lower cover of an adsorption tower through the installation platform, an air inlet pipeline is arranged on the lower cover of the adsorption tower, and the air inlet is connected with the air inlet pipeline through the air hole connection platform; the air inlet hole penetrates through the air hole connecting table and the mounting table and is introduced into the barrel body, an air hole cover is arranged above the air inlet hole, the air hole cover is movably arranged in an air hole cover groove, a limiting spring is arranged between the air hole cover and the air hole cover groove, the air hole cover groove is fixed on a limiting plate, two sides of the limiting plate are movably connected with the inner wall of the barrel body, a limiting rod is movably arranged in the center of the limiting plate, and the upper part of the limiting rod penetrates out of the barrel body and is fixedly connected with an adjusting compass; a spiral hoop is movably arranged on the outer side of the barrel body, a sealing ring is movably embedded on the inner side of the spiral hoop, and a sealing gasket is arranged between the sealing ring and the barrel body; an air outlet pipe is arranged above the barrel body, a pressure regulating valve is arranged on the air outlet pipe, and a pressure gauge is arranged on the pressure regulating valve.
Preferably, a barrel body installation groove is formed in the lower cover of the adsorption tower, an installation movable groove matched with the air hole connection platform is formed in the barrel body installation groove, the diameter of the installation movable groove is smaller than that of the barrel body installation groove, and a threaded groove is formed in the side wall of the barrel body installation groove.
Preferably, the outer diameter of the mounting platform is matched with the diameter of the barrel body mounting groove, and threads matched with the thread grooves are arranged outside the mounting platform.
Preferably, the side wall of the air hole connecting platform is provided with an air vent, and the air vent is communicated with the air inlet hole and the air inlet pipeline.
Preferably, the side wall of the air hole cover groove is provided with a limiting hole, the air hole cover is provided with a limiting column matched with the limiting hole, and the limiting column is movably arranged in the limiting hole.
Preferably, two sides of the limiting plate are provided with limiting fixture blocks, the inner side wall of the barrel body is provided with limiting clamping grooves matched with the limiting fixture blocks, and the limiting fixture blocks are movably arranged in the limiting clamping grooves; and the limiting plate is uniformly provided with vent holes.
Preferably, a first limiting piece and a second limiting piece are arranged below the limiting rod, and the first limiting piece and the second limiting piece are respectively located on the upper side and the lower side of the limiting plate.
Preferably, the adsorption tower lower cover is further provided with a molecular sieve mounting groove, and the air inlet pipeline is communicated with the barrel body mounting groove and the molecular sieve mounting groove.
The utility model has the advantages that:
1. the sealing ring is movably embedded in the inner side of the spiral hoop, the sealing ring is pushed to move up and down by rotating the spiral hoop to seal the space between the barrel body and the barrel body mounting groove, oxygen is prevented from leaking outwards, and meanwhile the sealing ring can move up and down more labor-saving in a rotating mode;
2. the limiting rod is controlled to move up and down by the adjusting compass, the compression degree of the limiting spring is changed, and further the pressure value required by oxygen entering the air inlet is changed, so that gas backflow or waste gas entering caused by the influence of temperature difference and molecular sieve oxygen generation efficiency can be prevented;
3. the movable connection between the limiting rod and the limiting plate is realized through the first limiting piece and the second limiting piece, the vertical movement of the limiting plate is realized through the limiting clamping block on the limiting plate and the limiting clamping groove on the barrel body, and the air inlet hole which cannot be tightly covered by the air hole cover plate due to the fact that the air hole cover plate is displaced between the air hole cover plate and the air inlet hole is prevented.
Drawings
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:
fig. 1 is a schematic view of the internal structure of the present invention;
FIG. 2 is a schematic view of the internal structure of the installation state of the present invention;
FIG. 3 is an enlarged schematic view of part A of the present invention;
fig. 4 is a schematic view of the overall structure of the installation state of the present invention;
fig. 5 is a schematic view of the overall structure of the sealing state of the present invention.
Detailed Description
As shown in the figures, for the utility model provides a molecular sieve pressure regulating oxygen storage device of oxygenerator, including staving 1, staving 1 below is equipped with mount table 2, mount table 2 below is equipped with gas pocket connection platform 3, staving 1 is connected with 4 detachable of adsorption tower lower cover through mount table 2, be equipped with staving mounting groove 18 on the adsorption tower lower cover 4, be equipped with the installation movable groove 19 that matches with gas pocket connection platform 3 in the staving mounting groove 18, the diameter of installation movable groove 19 is less than the diameter of staving mounting groove 18, the lateral wall of staving mounting groove 18 is equipped with the thread groove, the external diameter of mount table 2 matches with the diameter of staving mounting groove 18, the outside of mount table 2 is equipped with the screw thread that matches with the thread groove, staving 1 and staving mounting groove 18 pass through screw thread swivelling joint; still be equipped with the molecular sieve mounting groove on the adsorption tower lower cover 4, admission line 5 intercommunication staving mounting groove 18 and molecular sieve mounting groove for oxygen that the molecular sieve made gets into in the staving 1 along admission line 5 and inlet port 6.
An air inlet pipeline 5 is arranged on the lower cover 4 of the adsorption tower, a vent is arranged on the side wall of the air hole connecting platform 3, the vent is communicated with an air inlet hole 6 and the air inlet pipeline 5, namely, the air inlet hole 6 is connected with the air inlet pipeline 5 through the air hole connecting platform 3; the air inlet hole 6 penetrates through the air hole connecting table 3 and the mounting table 2 to be led into the barrel body 1, an air hole cover 7 is arranged above the air inlet hole 6, a limiting hole is formed in the side wall of an air hole cover groove 8, a limiting column 71 matched with the limiting hole is arranged on the air hole cover 7, the limiting column 71 is movably arranged in the limiting hole, so that the air hole cover 7 is movably arranged in the air hole cover groove 8, a limiting spring 9 is arranged between the air hole cover 7 and the air hole cover groove 8, the air hole cover groove 8 is fixed on a limiting plate 10, limiting clamping blocks are arranged on two sides of the limiting plate 10, a limiting clamping groove matched with the limiting clamping blocks is formed in the inner side wall of the barrel body 1, and the limiting clamping blocks are movably arranged in the limiting clamping groove, so that two sides of the limiting plate 10 are movably connected with the inner wall of the barrel body 1; the limiting plate 10 is also uniformly provided with vent holes, so that the obstruction of oxygen flowing in the barrel body 1 is reduced to the maximum extent.
The central movable gag lever post 11 that is equipped with of limiting plate 10, gag lever post 11 below is equipped with first spacing piece and the spacing piece of second, and first spacing piece and the spacing piece of second are located the upper and lower both sides of limiting plate 10 respectively, carry out spacingly to limiting plate 10. The upper part of the limiting rod 11 penetrates out of the barrel body 1 and is fixedly connected with an adjusting compass 12, a standard line is arranged on the adjusting compass 12, and the limiting rod is used according to the position of the standard line in a conventional state; a spiral hoop 13 is movably arranged on the outer side of the barrel body 1, a sealing ring 14 is movably embedded on the inner side of the spiral hoop 13, and a sealing gasket is arranged between the sealing ring 14 and the barrel body 1, so that the sealing ring 14 can be pushed up and down by rotating the spiral hoop 13, and the sealing connection of the sealing ring 14 between the installation platform 2 and the barrel body installation groove 18 is realized; an air outlet pipe 15 is arranged above the barrel body 1, a pressure regulating valve 16 is arranged on the air outlet pipe 15, a pressure gauge 17 is arranged on the pressure regulating valve 16, and the pressure gauge 17 is observed by regulating the pressure regulating valve 16 to regulate to a required pressure value.
During the installation, earlier with spiral hoop 13 rotatory to the top for mount table 2 exposes completely, then with 1 rotatory installations of staving in staving mounting groove 18, when the staving was screwed, the blow vent of the lateral wall of gas pocket connection platform 3 just aimed at admission line 5, make inlet port 6 and admission line 5 intercommunication, again with spiral hoop 13 rotatory to the below, spiral hoop 13 rotatory promotion sealing ring 14 moves to the below, seals staving 1 and staving mount table 18, prevents that gas from leaking outward. After the installation is finished, the adjusting compass 12 can enter a working state after being checked and ensured to be at the standard line position.
The first embodiment is as follows:
when in normal use: during operation, the air hole cover 7 covers the air inlet 6 under the effect of the limiting spring 9, after the molecular sieve starts to produce oxygen, under the pressure effect of oxygen, the air hole cover 7 is jacked up, the limiting spring 9 contracts, oxygen enters the barrel body 1, after the molecular sieve stops producing oxygen, oxygen pressure disappears, the limiting spring 9 extends, the air hole cover 7 is pushed to compress the air inlet 6, oxygen is prevented from flowing backwards, in the using process, according to the pressure value of demand, the pressure regulating valve 16 is regulated, and the pressure gauge 17 is observed to regulate pressure.
Example two:
when a temperature difference exists in a use environment and the molecular sieve oxygen production efficiency is high, the limiting rod 11 is moved downwards by rotating the regulating compass 12, the limiting plate 10 is pushed by the first limiting sheet and the second limiting sheet to vertically move downwards along the limiting clamping groove on the barrel body 1, the limiting hole on the hole cover groove 8 moves downwards along the limiting column 71 on the air hole cover 7, the limiting spring 9 is compressed, at the moment, oxygen enters the barrel body 1 from the air inlet 6, the air hole cover 7 can be jacked up by higher pressure, meanwhile, temperature change can be prevented, and waste gas enters from the air inlet 6 due to expansion caused by heat and contraction caused by cold of the oxygen in the barrel body 1; during operation, the air hole cover 7 covers the air inlet 6 under the effect of the limiting spring 9, after the molecular sieve starts to produce oxygen, under the pressure effect of oxygen, the air hole cover 7 is jacked up, the limiting spring 9 contracts, oxygen enters the barrel body 1, after the molecular sieve stops producing oxygen, oxygen pressure disappears, the limiting spring 9 extends, the air hole cover 7 is pushed to compress the air inlet 6, oxygen is prevented from flowing backwards, in the using process, according to the pressure value of demand, the pressure regulating valve 16 is regulated, and the pressure gauge 17 is observed to regulate pressure.
Example three:
when the temperature difference of the using environment is small and the oxygen generation efficiency of the molecular sieve is low, the limiting rod 11 is enabled to move upwards by rotating the regulating compass 12, the limiting plate 10 is pushed by the first limiting sheet and the second limiting sheet to vertically move upwards along the limiting clamping groove on the barrel body 1, the limiting hole on the hole cover groove 8 moves upwards along the limiting column 71 on the air hole cover 7, the limiting spring 9 extends, and at the moment, oxygen enters the barrel body 1 from the air inlet 6 and can jack up the air hole cover 7 only by small pressure; during operation, the air hole cover 7 covers the air inlet 6 under the effect of the limiting spring 9, after the molecular sieve starts to produce oxygen, under the pressure effect of oxygen, the air hole cover 7 is jacked up, the limiting spring 9 contracts, oxygen enters the barrel body 1, after the molecular sieve stops producing oxygen, oxygen pressure disappears, the limiting spring 9 extends, the air hole cover 7 is pushed to compress the air inlet 6, oxygen is prevented from flowing backwards, in the using process, according to the pressure value of demand, the pressure regulating valve 16 is regulated, and the pressure gauge 17 is observed to regulate pressure.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (8)
1. The molecular sieve pressure-regulating oxygen storage device of the oxygen generator is characterized by comprising a barrel body (1), wherein an installation platform (2) is arranged below the barrel body (1), an air hole connection platform (3) is arranged below the installation platform (2), the barrel body (1) is detachably connected with an adsorption tower lower cover (4) through the installation platform (2), an air inlet pipeline (5) is arranged on the adsorption tower lower cover (4), and an air inlet hole (6) is connected with the air inlet pipeline (5) through the air hole connection platform (3); the air inlet hole (6) penetrates through the air hole connecting platform (3) and the mounting platform (2) and is led into the barrel body (1), an air hole cover (7) is arranged above the air inlet hole (6), the air hole cover (7) is movably arranged in an air hole cover groove (8), a limiting spring (9) is arranged between the air hole cover (7) and the air hole cover groove (8), the air hole cover groove (8) is fixed on a limiting plate (10), two sides of the limiting plate (10) are movably connected with the inner wall of the barrel body (1), a limiting rod (11) is movably arranged in the center of the limiting plate (10), and the upper part of the limiting rod (11) penetrates out of the barrel body (1) and is fixedly connected with an adjusting compass (12); a spiral hoop (13) is movably arranged on the outer side of the barrel body (1), a sealing ring (14) is movably embedded on the inner side of the spiral hoop (13), and a sealing gasket is arranged between the sealing ring (14) and the barrel body (1); an air outlet pipe (15) is arranged above the barrel body (1), a pressure regulating valve (16) is arranged on the air outlet pipe (15), and a pressure gauge (17) is arranged on the pressure regulating valve (16).
2. The molecular sieve pressure-regulating oxygen storage device of an oxygen generator according to claim 1, wherein a barrel body installation groove (18) is formed in the lower cover (4) of the adsorption tower, an installation movable groove (19) matched with the air hole connection platform (3) is formed in the barrel body installation groove (18), the diameter of the installation movable groove (19) is smaller than that of the barrel body installation groove (18), and a thread groove is formed in the side wall of the barrel body installation groove (18).
3. The molecular sieve pressure-regulating oxygen storage device of an oxygen generator as claimed in claim 2, wherein the outer diameter of the mounting platform (2) is matched with the diameter of the barrel body mounting groove (18), and the outside of the mounting platform (2) is provided with a thread matched with the thread groove.
4. The molecular sieve pressure-regulating oxygen storage device of an oxygen generator as claimed in claim 2, wherein a vent is opened on the side wall of the air hole connecting table (3), and the vent communicates with the air inlet hole (6) and the air inlet pipeline (5).
5. The molecular sieve pressure-regulating oxygen storage device of an oxygen generator according to claim 1, wherein a limiting hole is formed in a side wall of the vent cover groove (8), a limiting column (71) matched with the limiting hole is formed on the vent cover (7), and the limiting column (71) is movably arranged in the limiting hole.
6. The molecular sieve pressure-regulating oxygen storage device of an oxygen generator according to claim 1, wherein limiting clamping blocks are arranged on two sides of the limiting plate (10), a limiting clamping groove matched with the limiting clamping block is arranged on the inner side wall of the barrel body (1), and the limiting clamping block is movably arranged in the limiting clamping groove; the limiting plate (10) is uniformly provided with vent holes.
7. The molecular sieve pressure-regulating oxygen storage device of an oxygen generator according to claim 1, wherein a first limiting piece and a second limiting piece are arranged below the limiting rod (11), and the first limiting piece and the second limiting piece are respectively positioned at the upper side and the lower side of the limiting plate (10).
8. The molecular sieve pressure-regulating oxygen storage device of an oxygen generator according to claim 2, wherein a molecular sieve mounting groove is further formed in the lower cover (4) of the adsorption tower, and the air inlet pipeline (5) is communicated with the barrel body mounting groove (18) and the molecular sieve mounting groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120465575.6U CN214790496U (en) | 2021-03-04 | 2021-03-04 | Molecular sieve pressure regulating oxygen storage device of oxygen generator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120465575.6U CN214790496U (en) | 2021-03-04 | 2021-03-04 | Molecular sieve pressure regulating oxygen storage device of oxygen generator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214790496U true CN214790496U (en) | 2021-11-19 |
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ID=78755369
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120465575.6U Active CN214790496U (en) | 2021-03-04 | 2021-03-04 | Molecular sieve pressure regulating oxygen storage device of oxygen generator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214790496U (en) |
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2021
- 2021-03-04 CN CN202120465575.6U patent/CN214790496U/en active Active
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