CN2533883Y - Medical oxygen flow display control valve - Google Patents
Medical oxygen flow display control valve Download PDFInfo
- Publication number
- CN2533883Y CN2533883Y CN 01269110 CN01269110U CN2533883Y CN 2533883 Y CN2533883 Y CN 2533883Y CN 01269110 CN01269110 CN 01269110 CN 01269110 U CN01269110 U CN 01269110U CN 2533883 Y CN2533883 Y CN 2533883Y
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- China
- Prior art keywords
- control valve
- valve
- oxygen flow
- air inlet
- valve body
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model discloses a medical oxygen flow rate display control valve that can display and control the oxygen flow rate which comprises a control valve, a pressure gauge, a flowmeter and a humidifier. The utility model is characterized in that the valve body of the control valve is directly manufactured with a standard taper thread, and is directly provided with a main switch formed by a main switch handwheel, a main switch valve rod, the pressure gauge and an inching switch formed by an inching switch handwheel and an inching switch valve rod, the side of the valve body is further provided with an outlet connector, the flowmeter formed by a flowmeter base, a flowmeter tube, a floating ball and a flowmeter cover is arranged on the outlet connector, the other end is provided with a flowmeter outlet connector, the humidifier is arranged under the flowmeter base. The utility model is a medical oxygen flow rate display control valve which can effectively control oxygen supply pressure, oxygen flow and numerical value display, humidify the oxygen, and has the advantages of simple structure, less spare parts, convenient for manufacture and installation, good sealing performance, convenient for operation and carrying, accurate display value and low cost.
Description
This utility model relates to a kind of medical oxygen valve gear, and specifically a kind of medical oxygen flow that can show and control oxygen flow shows control valve.
Along with improving constantly of China's constant development of economy and people's living standard, the oxygen uptake health care is more and more paid attention to by people as a kind of important form of health care and is liked, and extensive use, thereby the demand of various convenience, practicality and economic oxygen uptake facility is also increased day by day.But the control valve of installing on preceding medical oxygen cylinder all is fairly simple switch valve, can only control the opening and closing of medical oxygen cylinder, and can not control oxygen supply pressure, oxygen absorbed, oxygen flow and demonstration oxygen flow numerical value effectively, can not be to oxygen humidification, to be fit to different needs with the oxygen client.Some producers are also arranged behind switch valve, independently air relief valve, effusion meter in the splicing again, but that complex structure, processing are installed is loaded down with trivial details, sealing is poor, inconvenience is carried in operation, cost is higher.
The purpose of this utility model just provides a kind of oxygen supply pressure, oxygen flow and numerical value thereof can effectively controlled and shows, add wet oxygen, and simple in structure, parts are few, be convenient to process with installation, good airproof performance, operation is easy to carry, indicating value is accurate, with low cost medical oxygen flow and show control valve.
The purpose of this utility model is achieved in that this medical oxygen flow-control shows valve, mainly is made up of control valve, Pressure gauge, effusion meter, humidifier.The valve body of a described control valve wherein end is processed with the standard cone screw thread, and at the relative other end of standard cone screw thread the main switch of being made up of main switch handwheel, main switch valve rod etc. is installed; On wherein two adjacent side of the valve body of described control valve, be processed with installing hole, be respectively applied for the inching switch that the setting pressure harmony in the exterior is made up of inching switch handwheel, inching switch valve rod, the central axis of this inching switch is positioned at main switch central axis one side, and be connected by passage, on the side relative, outlet connection is installed with inching switch; Described effusion meter is made up of effusion meter seat, flowmeter tube, ball float, effusion meter cover, and effusion meter seat one side is installed on the outlet connection, and opposite side is equipped with the effusion meter outlet connection, is provided with below the effusion meter seat by humidifying cup, the humidifier formed of breather.
Adopt the medical oxygen flow of said structure to show control valve, be installed on the medical oxygen cylinder.After opening main switch, oxygen enters in the valve from standard cone screw thread one end, and show the Pressure gauge and the inching switch of oxygen pressure (storage) in the oxygen cylinder to Danone, after opening inching switch, oxygen flow to effusion meter through outlet connection and shows flow, and after the humidifier humidifying, give client oxygen uptake by effusion meter outlet connection, oxygen hose.When Oxygen Flow during through effusion meter, ball float is suspended into differing heights because of oxygen flow varies in size, thereby utilizes the scale of flowmeter tube correspondingly accurately to show oxygen flow, utilizes and regulates inching switch, and may command and output meet necessarily required oxygen flow.After the oxygen in the medical oxygen cylinder was used up, dismounting down-off meter was inflated the crossover device on affixed on the outlet connection, connect with big oxygen cylinder again, can fill oxygen.
Improvement as this utility model, in the middle of the standard cone thread head, be equipped with elongated air inlet pipe in the passage, this air inlet pipe one end is an opening, the other end is a hermetically-sealed construction, having two relative air inlets near near the air inlet pipe hermetic terminal, link with air inlet pipe inside, can prevent effectively that oxygen from flowing directly into, when flow of oxygen, have decompressing effect, and can prevent that solid impurity from passing through.
As the further improvement of this utility model, the valve port that matches with the needle end of main switch valve rod, inching switch valve rod respectively on valve body adopts conical surface rigid seal form, to strengthen the sealing and the wearability of switch.
As the further improvement of this utility model, be separately installed with the air inlet decompression filter bed and the decompression filter bed of giving vent to anger between valve body and the air inlet pipe and between valve body and the outlet connection, purpose is decompression and impurity screening.
In sum, this utility model medical oxygen flow shows that the valve body of control valve is directly installed on the medical oxygen cylinder, main switch directly is installed on valve body, inching switch, Pressure gauge, effusion meter, humidifier, thereby can control effectively, regulate, show oxygen flow, oxygen supply pressure, oxygen absorbed and add wet oxygen, and it is simple in structure, parts are few, be convenient to processing and install, good airproof performance, particularly on air inlet pipe, increase air inlet, needle adopts cone match, after air inlet decompression filter bed and the decompression filter bed of giving vent to anger are set, can more effectively increase sealing, decompression property and filtering solid impurity, and it is easy to carry to have an operation, safe in utilization, indicating value is accurate, with low cost, characteristics such as easy to operate.
Below in conjunction with drawings and Examples this utility model medical oxygen flow is shown that control valve is further described in detail.
Fig. 1 is the cutaway view that this utility model medical oxygen flow shows the control valve population structure.
Fig. 2 is the cutaway view that medical oxygen flow shown in Figure 1 shows control valve A-A direction.
As shown in Figure 2, this utility model medical oxygen flow shows control valve, mainly formed by control valve, Pressure gauge 12, effusion meter, humidifier, the valve body 1 of a described control valve wherein end is processed with standard cone screw thread 20, and at standard cone screw thread 20 relative ends the main switch of being made up of main switch handwheel 16, main switch valve rod 15 etc. is installed; On wherein two adjacent side of the valve body 1 of described control valve, be processed with installing hole, the inching switch that is respectively applied for setting pressure table 12 and forms by inching switch handwheel 2, inching switch valve rod 3, the central axis of this inching switch is positioned at main switch central axis one side, and be connected by passage 21, outlet connection 6 is installed on the side relative with inching switch; Described effusion meter is made up of effusion meter seat 7, flowmeter tube 9, ball float 10, effusion meter cover 11, effusion meter seat 7 one sides are installed on the outlet connection 6, opposite side is equipped with effusion meter outlet connection 8, is provided with below effusion meter seat 7 by humidifying cup 18, the humidifier formed of breather 19.
This utility model medical oxygen flow shows control valve, be installed on the medical oxygen cylinder, after opening main switch, oxygen enters in the valve from the end of standard thread 20, and show the Pressure gauge 12 and the inching switch of oxygen pressure (storage) in the oxygen cylinder to Danone, open inching switch after, oxygen flow to effusion meter through outlet connection 6 and shows flow, and the passage in the effusion meter seat enters breather 19 and flows in the water that humidifies in the cup 18, given client and smoked by air outlet adapter 8, oxygen hose then.When Oxygen Flow during through effusion meter, ball float 10 is suspended into differing heights because of oxygen flow varies in size, thereby utilizes the scale of flowmeter tube 9 accurately to show oxygen flow accordingly, utilizes and regulates inching switch, may command and the necessarily required oxygen flow of output.After the oxygen in the medical oxygen cylinder was used up, dismounting down-off meter was inflated the crossover device on affixed on the outlet connection 6, connect with big oxygen cylinder again, can fill oxygen.
As shown in Figure 2, improvement embodiment as this utility model, in the middle of standard thread 20 ends, be equipped with an elongated air inlet pipe 13 in the passage, these air inlet pipe 13 1 ends are opening, and the other end is a hermetically-sealed construction, near near opening air inlet pipe 13 hermetic terminals two relative air inlets 17 are being arranged, link with air inlet pipe 13 inside, can prevent that oxygen from directly flowing into from inlet suction port, has decompressing effect, and can prevent that solid impurity from passing through when flow of oxygen.
As depicted in figs. 1 and 2, as the further improvement of this utility model, the valve port that matches with the needle end of main switch valve rod 15, inching switch valve rod 3 respectively on valve body 1 adopts conical surface rigid seal form, can strengthen the sealing and the wearability of switch.
As depicted in figs. 1 and 2, as the further improved embodiment of this utility model, be separately installed with the air inlet decompression filter bed 14 and the decompression filter bed 4 of giving vent to anger between valve body 1 and the air inlet pipe 13 and between valve body 1 and the outlet connection 6, purpose is decompression and impurity screening.
This utility model is not limited to above-mentioned embodiment, no matter do any variation on its shape or structure, every medical oxygen air valve that utilizes control valve, effusion meter, Pressure gauge and humidifier to manufacture an integral body all drops on protection domain of the present utility model.In addition, changing effusion meter pattern specification, change air inlet pipe shape, replacing decompression filter bed material etc. merely all is a kind of modification of the present utility model, also all should think within this utility model protection domain.
Claims (5)
1, a kind of medical oxygen flow shows control valve, mainly formed by control valve, Pressure gauge (12), effusion meter, humidifier, it is characterized in that: the valve body of described control valve (a 1) wherein end is processed with standard cone screw thread (20), and at the relative other end of standard cone screw thread (20) main switch of being made up of main switch handwheel (16), main switch valve rod (15) etc. is installed; On wherein two adjacent side of the valve body of described control valve (1), be processed with installing hole, the inching switch that is respectively applied for setting pressure table (12) and forms by inching switch handwheel (2), inching switch valve rod (3), the central axis of this inching switch is positioned at main switch central axis one side, and be connected by passage (21), on the valve body relative (1) side, outlet connection (6) is installed with inching switch; Described effusion meter is made up of effusion meter seat (7), flowmeter tube (9), ball float (10), effusion meter cover (11), effusion meter seat (7) one sides are installed on the outlet connection (6), opposite side is equipped with effusion meter outlet connection (8), is provided with in the below of effusion meter seat (7) by humidifying the humidifier that cup (18), breather (19) are formed.
2, show control valve as the described medical oxygen flow of claim (1), it is characterized in that: in the middle passage of standard cone screw thread (20) end, be equipped with an elongated air inlet pipe (13), these air inlet pipe (13) one ends are opening, the other end is a hermetically-sealed construction, having two relative air inlets (17), link with air inlet pipe (13) inside near near air inlet pipe (13) hermetic terminal.
3, medical oxygen flow as claimed in claim 1 or 2 shows control valve, it is characterized in that: the valve port that matches with the needle end of main switch valve rod (15), inching switch valve rod (2) respectively on valve body (1), adopt conical surface rigid seal form.
4, show control valve as claim 1,2 described medical oxygen flows, it is characterized in that: be separately installed with air inlet decompression filter bed (14) between valve body (1) and the air inlet pipe (13) and between valve body (1) and the outlet connection (6) and the decompression filter bed (4) of giving vent to anger.
5, show control valve as the described medical oxygen flow of claim (3), it is characterized in that: be separately installed with air inlet decompression filter bed (14) between valve body (1) and the air inlet pipe (13) and between valve body (1) and the outlet connection (6) and the decompression filter bed (4) of giving vent to anger.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 01269110 CN2533883Y (en) | 2001-12-20 | 2001-12-20 | Medical oxygen flow display control valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 01269110 CN2533883Y (en) | 2001-12-20 | 2001-12-20 | Medical oxygen flow display control valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2533883Y true CN2533883Y (en) | 2003-02-05 |
Family
ID=33675171
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 01269110 Expired - Fee Related CN2533883Y (en) | 2001-12-20 | 2001-12-20 | Medical oxygen flow display control valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2533883Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102961953A (en) * | 2012-03-09 | 2013-03-13 | 明峰 | System for controlling industrial boiler flue gas pollution by ionization technology |
| WO2021098192A1 (en) * | 2019-11-19 | 2021-05-27 | 深圳市科曼医疗设备有限公司 | Proportional valve and ventilator |
-
2001
- 2001-12-20 CN CN 01269110 patent/CN2533883Y/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102961953A (en) * | 2012-03-09 | 2013-03-13 | 明峰 | System for controlling industrial boiler flue gas pollution by ionization technology |
| WO2021098192A1 (en) * | 2019-11-19 | 2021-05-27 | 深圳市科曼医疗设备有限公司 | Proportional valve and ventilator |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |