CN218553609U - Oxygen generator double-tower gas circuit switching structure - Google Patents
Oxygen generator double-tower gas circuit switching structure Download PDFInfo
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- CN218553609U CN218553609U CN202222822646.0U CN202222822646U CN218553609U CN 218553609 U CN218553609 U CN 218553609U CN 202222822646 U CN202222822646 U CN 202222822646U CN 218553609 U CN218553609 U CN 218553609U
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Abstract
The utility model relates to a structure technical field for the oxygenerator specifically discloses an oxygenerator double-tower gas circuit switches structure, including gas circuit board upper plate and gas circuit board hypoplastron, the concatenation of gas circuit board upper plate and gas circuit board hypoplastron forms complete gas circuit board, four through-holes and two arcs have been seted up on gas circuit board upper plate and the gas circuit board hypoplastron respectively, through-hole one-to-one on the through-hole on the gas circuit board upper plate and the gas circuit board hypoplastron forms air inlet an, gas outlet b, gas outlet c and row's nitrogen hole d. This structure is switched to two tower gas circuits of oxygenerator, through the integrated gas circuit board structure of gas circuit board upper plate and the concatenation of gas circuit board hypoplastron that sets up, make the user be convenient for assemble fixed gas circuit board upper plate and gas circuit board hypoplastron, avoided adopting the rubber tube to set up the loaded down with trivial details of gas circuit mode, and reduced the volume of gas circuit structure, saved the space and taken, it is great to have solved among the prior art gas circuit and switched the structure volume, thereby and response speed is the problem of the extravagant consumption of the slow exhaust nitrogen gas thoroughly.
Description
Technical Field
The utility model relates to an oxygenerator uses technical field of structure, concretely relates to oxygenerator double tower gas circuit switches structure.
Background
The portable pulse oxygen generator generates oxygen in a PSA mode, the compressor conveys air to the molecular sieve tower at high pressure, and the molecular sieve adsorbs nitrogen to separate oxygen in a high-pressure environment. The molecular sieve has strong water absorption, so that the oxygen generated by the oxygen generator is very dry. At present portable oxygenerator discharges oxygen through detecting breathing pulse, when the oxygenerator detects that the user has the inspiration, releases quantitative oxygen in the twinkling of an eye, and when the user was exhaling, the oxygenerator stored oxygen in the gas holder, releases when waiting to detect next time and inspiring.
The existing household oxygenerator is large in size, the double-tower gas circuit switching is realized by adjusting a certain rotating speed through a stepping motor to rotate a ceramic valve plate, the gas circuit switching structure is large in size, and the response speed is low, so that nitrogen is discharged, and the power consumption is not thoroughly wasted.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing an oxygenerator double-tower gas circuit switching structure to the not enough that prior art exists, thereby it is great to have solved among the prior art gas circuit switching structure volume, and the problem of the not thorough extravagant consumption of the slower discharge nitrogen gas of response speed.
For realizing above-mentioned purpose, the utility model provides an oxygenerator double tower gas circuit switches structure, including gas circuit board upper plate and gas circuit board hypoplastron, gas circuit board upper plate and the concatenation of gas circuit board hypoplastron form complete gas circuit board, four through-holes and two arcs have been seted up on gas circuit board upper plate and the gas circuit board hypoplastron respectively, through-hole on the gas circuit board upper plate forms air inlet an, gas outlet b, gas outlet c and nitrogen discharge hole d with the through-hole one-to-one on the gas circuit board hypoplastron, arc on the gas circuit board upper plate forms two air flues with the arc one-to-one on the gas circuit board hypoplastron, and the both ends correspondence of one of them air flue communicates air inlet an and gas outlet b and forms first oxygen therapy gas circuit, and the both ends correspondence of another air flue communicates air inlet an and gas outlet c and forms second oxygen therapy gas circuit, mutual independence between two oxygen therapy gas circuits, be provided with the first solenoid valve that is used for controlling the switching of first oxygen therapy gas circuit and the second solenoid valve that is used for controlling the switching of second oxygen therapy gas circuit on the gas circuit board upper plate.
Has the beneficial effects that: according to the double-tower gas circuit switching structure of the oxygen generator, the upper gas circuit board and the lower gas circuit board are spliced and integrated to form the gas circuit board structure, so that a user can conveniently assemble and fix the upper gas circuit board and the lower gas circuit board, the double-tower gas circuit switching structure is convenient to carry, the trouble of arranging a gas circuit by adopting a rubber pipe is avoided, the volume of the gas circuit structure is reduced, and the occupied space is saved; through the first oxygen therapy gas circuit that sets up, second oxygen therapy gas circuit and the second solenoid valve that first solenoid valve, second oxygen therapy gas circuit that is used for controlling first oxygen therapy gas circuit to open and close are opened and close for the user can switch different oxygen therapy gas circuits through utilizing first solenoid valve, second solenoid valve, improves response speed and makes nitrogen gas get rid of faster more thoroughly, has reduced the whole consumption of equipment.
Drawings
FIG. 1 is a bottom view of an apparatus according to an embodiment of the present invention;
fig. 2 is a top view of an apparatus according to an embodiment of the present invention;
fig. 3 is an exploded view of an apparatus according to an embodiment of the present invention.
In the figure: 1. the gas circuit board is arranged on the plate; 2. a gas circuit board lower plate; 3. an air inlet a; 4. an air outlet b; 5. an air outlet c; 6. a nitrogen discharge hole d; 7. a seal ring; 8. an electromagnetic valve body; 9. an electromagnetic valve seat.
Detailed Description
The present invention will be further clarified by the following embodiments with reference to the attached drawings, wherein the embodiments are implemented on the premise of the technical solution of the present invention, and it should be understood that these embodiments are only used for explaining the present invention and are not used for limiting the scope of the present invention.
As shown in fig. 1 to 3, the embodiment of the utility model provides an oxygenerator double-tower gas circuit switching structure, including gas circuit board upper plate and gas circuit board hypoplastron, gas circuit board upper plate and gas circuit board hypoplastron concatenation form complete gas circuit board. Specifically, the upper plate of the gas circuit board and the lower plate of the gas circuit board are fixed through ultrasonic welding. The gas circuit board formed by splicing is convenient for a user to assemble and fix the upper board and the lower board of the gas circuit board and is convenient to carry.
Four through holes and two arc-shaped grooves are respectively formed in the upper plate and the lower plate of the gas circuit board, the through holes in the upper plate of the gas circuit board and the through holes in the lower plate of the gas circuit board are in one-to-one correspondence to form an air inlet a, an air outlet b, an air outlet c and a nitrogen discharge hole d, the arc-shaped grooves in the upper plate of the gas circuit board and the arc-shaped grooves in the lower plate of the gas circuit board are in one-to-one correspondence to form two air passages, two ends of one air passage are correspondingly communicated with the air inlet a and the air outlet b to form a first oxygen conveying gas path, two ends of the other air passage are correspondingly communicated with the air inlet a and the air outlet c to form a second oxygen conveying gas path, and the two oxygen conveying gas paths are independent. Through the mutually independent oxygen therapy gas circuit that sets up for when switching different gas circuit oxygen therapy, arrange nitrogen efficiency and can not receive the influence.
And a first electromagnetic valve for controlling the opening and closing of the first air path and a second electromagnetic valve for controlling the opening and closing of the second air path are arranged on the upper plate of the air path plate. Specifically, the solenoid valve is two three-way solenoid valve, including solenoid valve body and solenoid valve seat, the three valve port of first solenoid valve body communicates air inlet a, gas outlet b and row nitrogen mouth d respectively, the three valve port of second solenoid valve body communicates air inlet a, gas outlet c and row nitrogen mouth d respectively, solenoid valve body and disk seat threaded connection fasten through the screw thread. And an electromagnetic valve seat of the electromagnetic valve is inserted into the through hole of the upper plate of the gas circuit board, and the electromagnetic valve seat and the upper plate of the gas circuit board are fixed through screws. And a sealing ring is arranged in the through hole on the gas circuit board and is positioned between the upper plate of the gas circuit board and the electromagnetic valve seat. And a silica gel sealing element is arranged at the contact position between the electromagnetic valve seat and the upper plate of the gas circuit board for sealing.
The working principle is as follows: when the oxygen generator molecular sieve tower is used, a user connects a compressor in the prior art with an air inlet a, an air outlet b and an air outlet c are respectively communicated with one oxygen generator molecular sieve tower, when a first electromagnetic valve is opened and a second electromagnetic valve is closed, high-pressure gas discharged by the compressor enters the air outlet b through the first electromagnetic valve, a nitrogen discharge port d discharges nitrogen discharged by the oxygen generator molecular sieve tower communicated with an outlet c, when the second electromagnetic valve is opened and the first electromagnetic valve is closed, the high-pressure gas discharged by the compressor enters the air outlet c through the second electromagnetic valve, the nitrogen discharge port d discharges nitrogen discharged by the oxygen generator molecular sieve tower communicated with the outlet b, the user controls the first electromagnetic valve and the second electromagnetic valve to be opened or closed, the purpose that the gas of the compressor enters different oxygen generator molecular sieve towers is achieved, and the effect of rapid nitrogen discharge is further facilitated.
The above description is only a preferred embodiment of the present invention, and it should be noted that other parts not specifically described belong to the prior art or the common general knowledge to those skilled in the art. Without departing from the principle of the present invention, several improvements and decorations can be made, and these improvements and decorations should also be regarded as the protection scope of the present invention.
Claims (6)
1. The utility model provides an oxygenerator double-tower gas circuit switches structure, its characterized in that includes gas circuit board upper plate and gas circuit board hypoplastron, complete gas circuit board is formed in the concatenation of gas circuit board upper plate and gas circuit board hypoplastron, four through-holes and two arcs have been seted up on gas circuit board upper plate and the gas circuit board hypoplastron respectively, through-hole on the gas circuit board upper plate and the through-hole one-to-one on the gas circuit board hypoplastron form air inlet an, gas outlet b, gas outlet c and nitrogen discharging hole d, arc on the gas circuit board upper plate and the arc on the gas circuit board hypoplastron one-to-one form two air flues, the both ends of one of them air flue correspond intercommunication air inlet an and gas outlet b and form first oxygen therapy gas circuit, and the both ends of another air flue correspond intercommunication air inlet an and gas outlet c and form second oxygen therapy gas circuit, mutually independent between two oxygen therapy gas circuits, be provided with the first solenoid valve that is used for controlling the switching of first oxygen therapy gas circuit and the second solenoid valve that is used for controlling the switching of second oxygen therapy gas circuit on the gas circuit board.
2. The double-tower gas circuit switching structure of the oxygen generator as claimed in claim 1, wherein the solenoid valve is a two-position three-way solenoid valve, and comprises a solenoid valve body and a solenoid valve seat, and the solenoid valve body is in threaded connection with the valve seat and is fastened through a screw thread.
3. The double-tower gas circuit switching structure of the oxygen generator as claimed in claim 2, wherein the electromagnetic valve seat of the electromagnetic valve is inserted into the through hole of the upper plate of the gas circuit board, and the electromagnetic valve seat and the upper plate of the gas circuit board are fixed by screws.
4. The double-tower gas circuit switching structure of an oxygen generator as recited in claim 3, wherein a sealing ring is disposed in the through hole of the gas circuit board, and the sealing ring is located between the upper plate of the gas circuit board and the electromagnetic valve seat.
5. The double-tower gas circuit switching structure of the oxygen generator as claimed in claim 1, wherein the gas circuit board upper plate and the gas circuit board lower plate are fixed by ultrasonic welding.
6. The oxygen generator double-tower gas circuit switching structure according to claim 4, wherein a silicone sealing member is arranged at a contact position between the electromagnetic valve seat and the upper plate of the gas circuit board for sealing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222822646.0U CN218553609U (en) | 2022-10-26 | 2022-10-26 | Oxygen generator double-tower gas circuit switching structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222822646.0U CN218553609U (en) | 2022-10-26 | 2022-10-26 | Oxygen generator double-tower gas circuit switching structure |
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| Publication Number | Publication Date |
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| CN218553609U true CN218553609U (en) | 2023-03-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222822646.0U Active CN218553609U (en) | 2022-10-26 | 2022-10-26 | Oxygen generator double-tower gas circuit switching structure |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116045037A (en) * | 2023-04-03 | 2023-05-02 | 宁波佳尔灵气动机械有限公司 | Oxygen generating valve and oxygen generator with same |
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2022
- 2022-10-26 CN CN202222822646.0U patent/CN218553609U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116045037A (en) * | 2023-04-03 | 2023-05-02 | 宁波佳尔灵气动机械有限公司 | Oxygen generating valve and oxygen generator with same |
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