CN204490500U - Direct current oxygen or nitrogen system - Google Patents
Direct current oxygen or nitrogen system Download PDFInfo
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- CN204490500U CN204490500U CN201520053565.6U CN201520053565U CN204490500U CN 204490500 U CN204490500 U CN 204490500U CN 201520053565 U CN201520053565 U CN 201520053565U CN 204490500 U CN204490500 U CN 204490500U
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- molecular sieve
- generation system
- valve
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Abstract
The utility model relates to a kind of direct current oxygen or nitrogen system, comprises direct-action combined valve, molecular sieve drum, oxygen generation system base plate, gas-holder and relief valve; Described direct-action combined valve is provided with gas source inlet, air inlet area, at least Liang Zuru gas exhaust inspecting district, and Mei Zuru gas exhaust inspecting district comprises a workspace, an exhaust area and for controlling the direct-acting electromagnetic valve that workspace and exhaust area are opened and closed; Described Mei Zuru gas exhaust inspecting district correspondence arranges a part screen drum, molecular sieve drum one end with enter gas exhaust inspecting district and be connected, the molecular sieve drum the other end to be arranged on oxygen generation system base plate and to be communicated with gas-holder by oxygen generation system base plate; Described gas-holder is arranged on oxygen generation system base plate, and described relief valve is arranged on the air outlet of gas-holder, and relief valve is provided with air feed port.This kind of direct current oxygen or nitrogen system volume little, energy-conservation, lightweight, and can normal operation under high altitude localities, subatmospheric or vacuum state.
Description
Technical field
The utility model relates to molecular-sieve type oxygen or nitrogen system, particularly a kind of direct current oxygen or nitrogen system.
Background technology
Domestic and international medical molecular-sieve oxygen generator, generally has following deficiency: the problems such as volume is large, current consumption is large, Heavy Weight at present, and inconvenience is used for patient and carries with use.Cause above deficiency, its major cause is that current medical molecular-sieve oxygen generator all uses guide electromagnetic valve to realize commutation control, and guide electromagnetic valve complex structure, volume is large.In addition, guide electromagnetic valve principle of work: during energising, electromagnetic force opens pilot hole, and upper chamber's pressure declines rapidly, forms lowly high pressure reduction around closuremember, and hydrodynamicpressure promotes closuremember and moves up, valve open; During power-off, spring force cuts out pilot hole, and inlet pressure is formed by the rapid chamber of by-pass port and bends down high pressure reduction around the valve member of pass, and hydrodynamicpressure promotes closuremember and moves down, valve-off; Therefore, the oxygenerator adopting guide electromagnetic valve to control can not normal operation under high altitude localities, subatmospheric or vacuum state.
Utility model content
The purpose of this utility model is to provide a kind of simple and reasonable for structure, and volume is little, energy-conservation, lightweight, can the direct current oxygen of normal operation under high altitude localities, subatmospheric or vacuum state or nitrogen system, to overcome the deficiencies in the prior art.
The purpose of this utility model is achieved in that
A kind of direct current oxygen or nitrogen system, is characterized in that: comprise direct-action combined valve, molecular sieve drum, oxygen generation system base plate, gas-holder and relief valve; Described direct-action combined valve is provided with gas source inlet, air inlet area, at least Liang Zuru gas exhaust inspecting district, and Mei Zuru gas exhaust inspecting district comprises a workspace, an exhaust area and for controlling the direct-acting electromagnetic valve that workspace and exhaust area are opened and closed; Described Mei Zuru gas exhaust inspecting district correspondence arranges a part screen drum, molecular sieve drum one end with enter gas exhaust inspecting district and be connected, the molecular sieve drum the other end to be arranged on oxygen generation system base plate and to be communicated with gas-holder by oxygen generation system base plate; Described gas-holder is arranged on oxygen generation system base plate, and described relief valve is arranged on the air outlet of gas-holder, and relief valve is provided with air feed port.
The purpose of this utility model can also adopt following technical measures to solve:
As scheme more specifically, described direct-action combined valve is Direct Action Type 3 position-5 way combination valve, comprises oxygen generation system upper cover, valve body, the first direct-acting electromagnetic valve and the second direct-acting electromagnetic valve; Described oxygen generation system upper cover is arranged on body base, the first workspace, the first exhaust area, the second workspace, the second exhaust area and described air inlet area is provided with in oxygen generation system upper cover and valve body, be provided with the first air intake, first row gas port, the second air intake, second exhaust port and described gas source inlet outside oxygen generation system upper cover, the first air intake, first row gas port, the second air intake, second exhaust port and described gas source inlet are communicated with described air inlet area with the first workspace, the first exhaust area, the second workspace, the second exhaust area respectively; On described valve body, corresponding first direct-acting electromagnetic valve and the second direct-acting electromagnetic valve are provided with magnetic valve open holes respectively.
Described first direct-acting electromagnetic valve and the second direct-acting electromagnetic valve periphery are equipped with flange, in magnetic valve open holes port, corresponding flange is provided with limited step, first direct-acting electromagnetic valve and the second direct-acting electromagnetic valve are arranged with fixed ring outward respectively, fixed ring is connected with valve body, and face, flange rear and front end is pressed between limited step and fixed ring.
Described molecular sieve drum is provided with two, is respectively the first molecular sieve drum and the second molecular sieve drum, and the first molecular sieve drum and the second molecular sieve drum are arranged between oxygen generation system upper cover and oxygen generation system base plate; Described first air intake and the second air intake lay respectively at bottom oxygen generation system upper cover, and the first air intake is also communicated with the second molecular sieve drum with the first molecular sieve drum respectively with the second air intake.
Hush pipe is provided with outside described first row gas port and second exhaust port.
The beneficial effects of the utility model are as follows:
(1) this kind of direct current oxygen or nitrogen system adopt direct-action combined valve to control, direct-action combined valve by oxygen generation system upper cover, valve body, at least two direct-acting electromagnetic valves through integrated design, make direct current oxygen or nitrogen system volume little, energy-conservation, lightweight, and can normal operation under high altitude localities, subatmospheric or vacuum state;
(2) adopt the molecular sieve drum circulation running of more than two, ensure to continue oxygen supply or nitrogen;
(3) by changing molecular sieve drum Middle molecule sieve (sorbent material), oxygen or nitrogen processed can be realized.
Accompanying drawing explanation
Fig. 1 is the utility model one embodiment decomposition texture schematic diagram.
Fig. 2 is Direct Action Type 3 position-5 way combination valve decomposition texture schematic diagram of the present utility model.
Embodiment
Below in conjunction with drawings and Examples, the utility model is further described.
Shown in Fig. 1 and Fig. 2, a kind of direct current oxygen or nitrogen system, comprise direct-action combined valve, molecular sieve drum, oxygen generation system base plate 6, gas-holder 7 and relief valve 9; Described direct-action combined valve is provided with gas source inlet 41, air inlet area 44, at least Liang Zuru gas exhaust inspecting district, and Mei Zuru gas exhaust inspecting district comprises a workspace, an exhaust area and for controlling the direct-acting electromagnetic valve that workspace and exhaust area are opened and closed; Described Mei Zuru gas exhaust inspecting district correspondence arranges a part screen drum, molecular sieve drum one end with enter gas exhaust inspecting district and be connected, the molecular sieve drum the other end to be arranged on oxygen generation system base plate 6 and to be communicated with gas-holder 7 by oxygen generation system base plate 6; Described gas-holder 7 is arranged on oxygen generation system base plate 6, and described relief valve 9 is arranged on the air outlet of gas-holder 7, and relief valve 9 is provided with air feed port 91.
Described direct-action combined valve is Direct Action Type 3 position-5 way combination valve 10, comprises oxygen generation system upper cover 4, valve body 1, first direct-acting electromagnetic valve 2 and the second direct-acting electromagnetic valve 3.
Described oxygen generation system upper cover 4 is arranged on bottom valve body 1, the first workspace 43 is provided with in oxygen generation system upper cover 4 and valve body 1, first exhaust area 42, second workspace 45, second exhaust area 46 and described air inlet area 44, the first air intake is provided with outside oxygen generation system upper cover 4, first row gas port, second air intake, second exhaust port and described gas source inlet 41, first air intake, first row gas port, second air intake, second exhaust port, described gas source inlet 41 respectively with the first workspace 43, first exhaust area 42, second workspace 45, second exhaust area 46, described air inlet area 44 is communicated with.
On described valve body 1, corresponding first direct-acting electromagnetic valve 2 and the second direct-acting electromagnetic valve 3 are provided with magnetic valve open holes 11 respectively.
Described first direct-acting electromagnetic valve 2 and the second direct-acting electromagnetic valve 3 periphery are equipped with flange 21, in magnetic valve open holes 11 port, corresponding flange 21 is provided with limited step 13, fixed ring 12 is arranged with respectively outside first direct-acting electromagnetic valve 2 and the second direct-acting electromagnetic valve 3, fixed ring 12 is connected with valve body 1, and face, flange 21 rear and front end is pressed between limited step 13 and fixed ring 12.
Described molecular sieve drum is provided with two, is respectively the first molecular sieve drum 5 and the second molecular sieve drum 8, first molecular sieve drum 5 and the second molecular sieve drum 8 and is arranged between oxygen generation system upper cover 4 and oxygen generation system base plate 6; Described first air intake and the second air intake lay respectively at (not shown) bottom oxygen generation system upper cover 4, and the first air intake and the second air intake are also communicated with the second molecular sieve drum 8 with the first molecular sieve drum 5 respectively.
Be provided with hush pipe 20 outside described first row gas port and second exhaust port, described first row gas port and second exhaust port are positioned at (not shown).
Its principle of work is: air is by after efficient direct current compressor boost, in the air inlet area 44 that gas source inlet 41 enters into direct current oxygen or nitrogen system Direct Action Type 3 position-5 way combination valve 10, circuit card is energized to the first direct-acting electromagnetic valve 2, air inlet area 44 is communicated with the first workspace 43 by the first direct-acting electromagnetic valve 2, air after supercharging enters the molecular sieve (sorbent material) in the first molecular sieve drum 5 successively through air inlet area 44 and the first workspace 43, nitrogen (N2) or oxygen (O2) adsorb by molecular sieve in high pressure (being greater than normal atmosphere), make required nitrogen (N2) or oxygen (O2) by the first molecular sieve drum 5 to gas-holder 7, the nitrogen in air (N2) or oxygen (O2) is made to obtain centrifugation.When molecular sieve adsorption state of saturation in the first molecular sieve drum 5, the first direct-acting electromagnetic valve 2 power-off given by circuit card, first workspace 43 is communicated with the first exhaust area 42, discharges (gas is discharged from the first exhaust area 42, hush pipe 20) and reach unsaturated state under the molecular sieve adsorption saturated gas low pressure in the first molecular sieve drum 5, simultaneously, second direct-acting electromagnetic valve 3 is energized, air inlet area 44 is communicated with the second workspace 45 by the second direct-acting electromagnetic valve 3, air after supercharging enters the molecular sieve (sorbent material) in the second molecular sieve drum 8 successively through air inlet area 44 and the second workspace 45, nitrogen (N2) or oxygen (O2) adsorb by molecular sieve in high pressure (being greater than normal atmosphere), make required nitrogen (N2) or oxygen (O2) by the second molecular sieve drum 8 to gas-holder 7, the nitrogen in air (N2) or oxygen (O2) is made to obtain centrifugation, thus realizing the absorption of its gas high pressure and low pressure, to discharge two actions be carry out simultaneously, whole system circulation running, make direct current oxygen or the continuous oxygen supply of nitrogen system or supply nitrogen.
Above-mentioned direct current oxygen or nitrogen system realize oxygen or nitrogen processed, depend on the characteristic of molecular sieve (sorbent material).
Claims (5)
1. direct current oxygen or a nitrogen system, is characterized in that: comprise direct-action combined valve, molecular sieve drum, oxygen generation system base plate, gas-holder and relief valve;
Described direct-action combined valve is provided with gas source inlet, air inlet area, at least Liang Zuru gas exhaust inspecting district, and Mei Zuru gas exhaust inspecting district comprises a workspace, an exhaust area and for controlling the direct-acting electromagnetic valve that workspace and exhaust area are opened and closed;
Described Mei Zuru gas exhaust inspecting district correspondence arranges a part screen drum, molecular sieve drum one end with enter gas exhaust inspecting district and be connected, the molecular sieve drum the other end to be arranged on oxygen generation system base plate and to be communicated with gas-holder by oxygen generation system base plate;
Described gas-holder is arranged on oxygen generation system base plate, and described relief valve is arranged on the air outlet of gas-holder, and relief valve is provided with air feed port.
2. direct current oxygen or nitrogen system according to claim 1, is characterized in that: described direct-action combined valve is Direct Action Type 3 position-5 way combination valve, comprises oxygen generation system upper cover, valve body, the first direct-acting electromagnetic valve and the second direct-acting electromagnetic valve;
Described oxygen generation system upper cover is arranged on body base, the first workspace, the first exhaust area, the second workspace, the second exhaust area and described air inlet area is provided with in oxygen generation system upper cover and valve body, be provided with the first air intake, first row gas port, the second air intake, second exhaust port and described gas source inlet outside oxygen generation system upper cover, the first air intake, first row gas port, the second air intake, second exhaust port and described gas source inlet are communicated with described air inlet area with the first workspace, the first exhaust area, the second workspace, the second exhaust area respectively;
On described valve body, corresponding first direct-acting electromagnetic valve and the second direct-acting electromagnetic valve are provided with magnetic valve open holes respectively.
3. direct current oxygen or nitrogen system according to claim 2, it is characterized in that: described first direct-acting electromagnetic valve and the second direct-acting electromagnetic valve periphery are equipped with flange, in magnetic valve open holes port, corresponding flange is provided with limited step, first direct-acting electromagnetic valve and the second direct-acting electromagnetic valve are arranged with fixed ring outward respectively, fixed ring is connected with valve body, and face, flange rear and front end is pressed between limited step and fixed ring.
4. direct current oxygen or nitrogen system according to claim 2, it is characterized in that: described molecular sieve drum is provided with two, be respectively the first molecular sieve drum and the second molecular sieve drum, the first molecular sieve drum and the second molecular sieve drum are arranged between oxygen generation system upper cover and oxygen generation system base plate;
Described first air intake and the second air intake lay respectively at bottom oxygen generation system upper cover, and the first air intake is also communicated with the second molecular sieve drum with the first molecular sieve drum respectively with the second air intake.
5. direct current oxygen or nitrogen system according to claim 2, is characterized in that: be provided with hush pipe outside described first row gas port and second exhaust port.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520053565.6U CN204490500U (en) | 2015-01-27 | 2015-01-27 | Direct current oxygen or nitrogen system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520053565.6U CN204490500U (en) | 2015-01-27 | 2015-01-27 | Direct current oxygen or nitrogen system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204490500U true CN204490500U (en) | 2015-07-22 |
Family
ID=53569788
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520053565.6U Expired - Fee Related CN204490500U (en) | 2015-01-27 | 2015-01-27 | Direct current oxygen or nitrogen system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204490500U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111807328A (en) * | 2020-07-23 | 2020-10-23 | 中国航空工业集团公司上海航空测控技术研究所 | Molecular sieve oxygen making mechanism of portable oxygenerator |
-
2015
- 2015-01-27 CN CN201520053565.6U patent/CN204490500U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111807328A (en) * | 2020-07-23 | 2020-10-23 | 中国航空工业集团公司上海航空测控技术研究所 | Molecular sieve oxygen making mechanism of portable oxygenerator |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| 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: 20150722 Termination date: 20210127 |