CN214435852U - Oxygen pressure reducing valve - Google Patents
Oxygen pressure reducing valve Download PDFInfo
- Publication number
- CN214435852U CN214435852U CN202022979454.1U CN202022979454U CN214435852U CN 214435852 U CN214435852 U CN 214435852U CN 202022979454 U CN202022979454 U CN 202022979454U CN 214435852 U CN214435852 U CN 214435852U
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- CN
- China
- Prior art keywords
- self
- locking
- oxygen
- connecting pipe
- joint
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- Expired - Fee Related
Links
- 239000001301 oxygen Substances 0.000 title claims abstract description 97
- 229910052760 oxygen Inorganic materials 0.000 title claims abstract description 97
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 title claims abstract description 96
- 238000007789 sealing Methods 0.000 claims description 6
- 239000007789 gas Substances 0.000 claims description 4
- 230000029058 respiratory gaseous exchange Effects 0.000 abstract description 21
- 230000008859 change Effects 0.000 abstract description 4
- 238000009434 installation Methods 0.000 description 8
- 230000009471 action Effects 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 206010021143 Hypoxia Diseases 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 230000000474 nursing effect Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
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- Respiratory Apparatuses And Protective Means (AREA)
Abstract
The utility model provides an oxygen pressure reducing valve, which comprises a valve body, an adjusting screw arranged on the valve body, two pressure gauges arranged on the side body of the valve body, an air inlet and an air outlet; the number of the air outlets is two, and the air outlets are sequentially connected with the self-locking connecting pipe and the self-locking joint; the self-locking joint is sleeved outside the self-locking connecting pipe, and the self-locking joint and the self-locking connecting pipe are communicated. The utility model discloses an oxygen relief pressure valve can connect two breathing machines simultaneously and supply oxygen for a plurality of patients simultaneously, also can connect another oxygen jar when connecting the breathing machine, and when one of them oxygen jar was used up, can directly use another oxygen jar oxygen suppliment, adopts the mode that auto-lock connects, and easy to assemble and dismantlement are from the tapered end, have reduced when changing oxygen jar or breathing machine, have improved change efficiency simultaneously.
Description
Technical Field
The utility model belongs to the technical field of medical instrument, in particular to oxygen relief pressure valve.
Background
In an intensive care unit or a critical patient transfer process, oxygen is taken as a basis for maintaining the life of a patient, a central oxygen supply fault occurs during the transfer of the patient, the time consumption of the switching process between the central oxygen supply and bottled oxygen is long, and particularly when the oxygen is stopped in a large range, the ratio of a patient with a respirator to a nurse in the intensive care unit cannot be 1:1, so that the oxygen interruption of some patients is often more than 5 minutes, the life safety of the patients is seriously threatened, and a great medical dispute hidden danger exists. In some hospitals, the amount of bottled oxygen configured in each nursing unit, especially in intensive care units, is limited due to the cost and the safety of oxygen bottle storage, and the oxygen filling time of empty oxygen bottles is long, so that each bed cannot be always guaranteed to be equipped with a full oxygen tank. If a single oxygen tank is matched with a common oxygen pressure reducing valve for use, oxygen can be supplied to only 1 patient, and the situation that the single oxygen tank is connected with a breathing machine and a patient who only inhales oxygen for use cannot be achieved.
The oxygen plug of oxygen relief pressure valve in the existing market is mismatched with the equipment area plug, is not unified, when the switching of central oxygen suppliment-bottled oxygen, need use specialized tool to pull down breathing machine oxygen and connect, again with the oxygen exit linkage of oxygen relief pressure valve, the installation is loaded down with trivial details, and the installation nurse needs to be skilled and masters the installation skill, even if the nurse is skilled and masters the installation skill, the dismouting time also needs 2-5 minutes. In addition, the repeated disassembly and assembly of the oxygen joint of the breathing machine easily causes the expansion, aging and the like of the oxygen pipe connector of the breathing machine, and when the indoor temperature is lower, the texture of the oxygen pipe of the breathing machine is hardened and is difficult to connect, thus easily causing air leakage.
SUMMERY OF THE UTILITY MODEL
To current oxygen relief pressure valve dismouting difficulty, ordinary oxygen relief pressure valve gold can be for 1 patient oxygen suppliment, can't accomplish the defect that single oxygen cylinder connects breathing machine and simple oxygen uptake patient simultaneously and use, the utility model provides an oxygen relief pressure valve can dismantle fast and install, can connect breathing machine and oxygen uptake patient simultaneously.
The utility model discloses a realize through following technical scheme:
an oxygen pressure reducing valve comprises a valve body, an adjusting screw rod arranged on the valve body, two pressure gauges arranged on the side of the valve body, two air inlets and two air outlets, wherein the two air outlets are sequentially connected with a self-locking connecting pipe and a self-locking joint; the self-locking joint is sleeved outside the self-locking connecting pipe, and the self-locking joint and the self-locking connecting pipe are communicated;
the self-locking joint comprises a locking ring and a connecting head; one end of the connector is an oxygen pipe joint, and the other end of the connector is a sleeve pipe sleeved with the self-locking connecting pipe; the sleeve main body forms a limiting section through a shaft shoulder and a convex ring, the limiting section is inwards sunken to form a sliding section, and two ends of the sliding section are arranged in an inclined plane; one side of the limiting section, which is close to the self-locking connecting pipe, is provided with a through hole for placing a limiting ball;
the locking ring is movably arranged in the limiting section, the middle part of the inner surface of the locking ring protrudes along the whole body of the locking ring, and the shape of the locking ring is matched with that of the sliding section; one end of the sliding section, which is close to the oxygen pipe joint, is also provided with a spring, one end of the spring is propped against the inclined surface of the sliding section, and the other end of the spring is propped against the inclined surface of the bulge in the locking ring;
the self-locking connecting pipe is provided with a limiting groove matched with the limiting ball, and a sealing rubber gasket is arranged at the pipe orifice connected with the self-locking joint.
The working principle of the utility model is as follows:
when the oxygen pressure reducing valve is used, firstly, the air inlet of the valve body is connected with the oxygen cylinder through the nut to ensure air leakage, then the locking ring is pulled towards the oxygen pipe joint direction, the self-locking connecting pipe is inserted into the self-locking joint, the locking ring is released, the locking ring returns under the action of the spring, the raised part in the locking ring pushes the limiting ball to enter the limiting groove of the self-locking connecting pipe, the self-locking connecting pipe is locked, and the installation can be finished; the sealing rubber pad arranged at the joint of the self-locking connecting pipe and the air supply channel in the self-locking joint ensures air tightness; the oxygen pipe joint of the self-locking joint is also arranged in a self-locking closed mode, and is communicated only after being connected into a pipeline, and is a closed port when not connected into the pipeline, so that oxygen is prevented from leaking; after the installation and connection of all parts are completed, the pressure of the pressure reducing valve is confirmed to be closed, a main switch of the oxygen tank is opened, an adjusting screw of the pressure reducing valve is slowly adjusted, the pressure of the pressure reducing valve is adjusted to be required, the air tightness of the checking device is ensured to be airtight, after the air tightness is confirmed, the breathing machine connector is connected into one oxygen pipe connector, the other oxygen pipe connector can be connected into the other oxygen tank or the breathing machine, so that oxygen can be supplied to a plurality of patients simultaneously, and after one oxygen tank is used, the connected other oxygen tank can be used immediately. When needing to change breathing machine or oxygen jar, only need to connect the direction pulling catch to the oxygen hose, extract the auto-lock connecting pipe again, can connect the auto-lock to connect with other oxygen jars or breathing machine's auto-lock joint can with the separation of valve body, connect again.
As a further improvement of the utility model, the self-locking connecting pipe pass through fixation nut and gas outlet swing joint.
The self-locking connecting pipe is movably connected with the air outlet through the fixing nut, so that the fixing nut can be unscrewed to take down the self-locking joint under the condition that the self-locking connecting pipe and the self-locking joint are inseparable due to failure, and the replacement efficiency is further improved.
As a further improvement of the utility model, the outer surface of the lock ring is provided with anti-skid grooves along the whole body.
The anti-slip groove can ensure that the lock ring does not slip when being pulled, thereby being convenient for opening the self-locking joint to insert and take out the self-locking connecting pipe.
The utility model has the advantages that:
1. the utility model discloses an oxygen relief pressure valve sets up two gas outlets, can connect two breathing machines simultaneously and supply oxygen for a plurality of patients simultaneously, also can connect another oxygen jar when connecting the breathing machine, when one of them oxygen jar was used up, can directly use another oxygen jar oxygen suppliment, has overcome because the defect that the oxygen deficiency appears in the change oxygen jar leads to the patient.
2. The utility model discloses an oxygen relief pressure valve gas outlet adopts the mode that the auto-lock connects, and easy to assemble and dismantlement are from the tapered end, have reduced when changing oxygen jar or breathing machine, have improved change efficiency simultaneously.
Drawings
Fig. 1 is a schematic structural view of the oxygen pressure reducing valve of the present invention.
Fig. 2 is a cross-sectional view of the connection mode of the self-locking connecting pipe and the self-locking joint of the oxygen pressure reducing valve of the present invention.
Reference numerals: 1-valve body, 2-adjusting screw rod, 3-pressure gauge, 4-air inlet, 5-air outlet, 6-self-locking connecting pipe, 7-oxygen pipe joint, 8-sealing rubber gasket, 10-limiting groove, 11-spring, 12-shaft shoulder, 13-self-locking joint, 14-locking ring, 15-connecting head, 16-limiting section, 17-limiting ball, 18-sliding section, 19-fixing nut, 20-convex ring and 21-anti-sliding groove.
Detailed Description
The present invention will be further explained with reference to the accompanying drawings.
Example 1
As shown in fig. 1, the oxygen pressure reducing valve comprises a valve body 1, an adjusting screw 2 arranged on the valve body 1, two pressure gauges 3 arranged on the side of the valve body 1, two air inlets 4 and two air outlets 5, wherein the two air outlets 5 are sequentially connected with a self-locking connecting pipe 6 and a self-locking joint 13; the self-locking joint 13 is sleeved outside the self-locking connecting pipe 6, and the self-locking joint and the self-locking connecting pipe are communicated;
the self-locking joint 13 is shown in fig. 2 and comprises a locking ring 14 and a connecting head 15; one end of the connector 15 is an oxygen pipe connector 7, and the other end is a sleeve which is sleeved with the self-locking connecting pipe 6; the sleeve main body forms a limiting section 16 through a shaft shoulder 12 and a convex ring 20, the limiting section 16 is inwards recessed to form a sliding section 18, and two ends of the sliding section 18 are arranged in an inclined plane; one side of the limiting section 16 close to the self-locking connecting pipe 6 is provided with a through hole 9 for placing a limiting ball 17;
the locking ring 14 is movably arranged in the limiting section 16, the middle part of the inner surface of the locking ring 14 protrudes and is matched with the sliding section 18 in shape; a spring 11 is arranged at one end of the sliding section 18 close to the oxygen pipe joint 7, one end of the spring 11 is pressed against the inclined plane of the sliding section 18, and the other end of the spring 11 is pressed against the inclined plane protruding in the locking ring 14;
the self-locking connecting pipe 6 is provided with a limiting groove 10 matched with a limiting ball 17, and a sealing rubber gasket 8 is arranged at the pipe orifice connected with the self-locking joint 13.
The working principle of the embodiment is as follows:
when the oxygen reducing valve is used, firstly, the air inlet 4 of the valve body 1 is connected with an oxygen cylinder through a nut to ensure air leakage, then the locking ring 14 is pulled towards the oxygen pipe joint 7, the self-locking connecting pipe 6 is connected into the self-locking joint 13, the locking ring 14 is released, the locking ring 14 returns under the action of the spring 11, the raised part in the locking ring 14 pushes the limiting ball 17 to enter the limiting groove 10 of the self-locking connecting pipe 6, and the self-locking connecting pipe 6 is locked, so that the installation can be completed; the sealing rubber pad 8 arranged at the joint of the self-locking connecting pipe 6 and the air supply channel in the self-locking joint 13 ensures air tightness; the oxygen pipe joint 7 of the self-locking joint 13 is also arranged in a self-locking closed mode, and is communicated only after being connected into a pipeline, and is a closed opening when not connected into the pipeline, so that oxygen is prevented from leaking; after the installation and connection of all parts are completed, the pressure of the pressure reducing valve is confirmed to be closed, a main switch of the oxygen tank is opened, the adjusting screw rod 2 of the pressure reducing valve is slowly adjusted, the pressure of the pressure reducing valve is adjusted to be required, the air tightness of the checking device is ensured to be airtight, after the air tightness is confirmed, the breathing machine connector is connected into one oxygen pipe connector 7, the other oxygen pipe connector 7 can be connected into the other oxygen tank or the breathing machine, so that oxygen can be supplied to a plurality of patients simultaneously, and after one oxygen tank is used, the connected other oxygen tank can be used immediately. When the breathing machine or the oxygen tank needs to be replaced, the self-locking joint 13 can be separated from the valve body 1 only by pulling the locking ring 14 towards the oxygen pipe joint 7 and then pulling out the self-locking connecting pipe 6, and then the self-locking joint 13 connected with other oxygen tanks or breathing machines is connected.
Example 2
Compared with embodiment 1, the present embodiment is different in that:
the self-locking connecting pipe 6 is movably connected with the air outlet 5 through a fixing nut 19. The self-locking connecting pipe 6 is movably connected with the air outlet 5 through a fixing nut 19, and the self-locking joint 13 can be taken down by unscrewing the fixing nut 19 under the condition that the self-locking connecting pipe 6 and the self-locking joint 13 are inseparable due to faults.
The working principle of this embodiment is the same as that of embodiment 1.
Example 3
Compared with embodiment 2, the present embodiment is different in that:
the outer surface of the locking ring 14 is provided with an anti-slip groove 21 along the circumference, and the anti-slip groove 21 can ensure that the locking ring 14 is not slipped when pulled, thereby facilitating the opening of the self-locking joint 13 to connect and take out the self-locking connecting pipe 6.
The working principle of this embodiment is the same as that of embodiment 1.
The above embodiments are only exemplary embodiments of the present invention, and are not intended to limit the present invention, and the protection scope of the present invention is defined by the claims. Various modifications and equivalents of the invention may be made by those skilled in the art within the spirit and scope of the invention, and such modifications and equivalents should also be considered as falling within the scope of the invention.
Claims (3)
1. The utility model provides an oxygen relief pressure valve, includes valve body (1), adjusting screw (2) of setting on valve body (1), two manometer (3), air inlet (4) and gas outlet (5) of setting at valve body (1) side body, its characterized in that: the number of the air outlets (5) is two, and the air outlets (5) are sequentially connected with a self-locking connecting pipe (6) and a self-locking joint (13); the self-locking joint (13) is sleeved outside the self-locking connecting pipe (6), and the self-locking joint and the self-locking connecting pipe are communicated;
the self-locking joint (13) comprises a locking ring (14) and a connecting head (15); one end of the connector (15) is an oxygen pipe joint (7), and the other end of the connector is a sleeve which is sleeved with the self-locking connecting pipe (6); the sleeve main body forms a limiting section (16) through a shaft shoulder (12) and a convex ring (20), the limiting section (16) is inwards sunken to form a sliding section (18), and two ends of the sliding section (18) are arranged in an inclined plane; one side of the limiting section (16) close to the self-locking connecting pipe (6) is provided with a through hole (9) for placing a limiting ball (17);
the locking ring (14) is movably arranged in the limiting section (16), and the middle part of the inner surface of the locking ring (14) is protruded and matched with the sliding section (18) in shape; a spring (11) is further arranged at one end of the sliding section (18) close to the oxygen pipe joint (7), one end of the spring (11) is pressed against the inclined surface of the sliding section (18), and the other end of the spring is pressed against the inclined surface protruding in the locking ring (14);
the self-locking connecting pipe (6) is provided with a limiting groove (10) matched with the limiting ball (17), and the pipe orifice of the connecting self-locking joint (13) is provided with a sealing rubber gasket (8).
2. The oxygen pressure reducing valve of claim 1, wherein: the self-locking connecting pipe (6) is movably connected with the air outlet (5) through a fixing nut (19).
3. The oxygen pressure reducing valve of claim 1, wherein: the outer surface of the lock ring (14) is provided with an anti-skid groove (21) along the circumference.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022979454.1U CN214435852U (en) | 2020-12-11 | 2020-12-11 | Oxygen pressure reducing valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022979454.1U CN214435852U (en) | 2020-12-11 | 2020-12-11 | Oxygen pressure reducing valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214435852U true CN214435852U (en) | 2021-10-22 |
Family
ID=78188421
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022979454.1U Expired - Fee Related CN214435852U (en) | 2020-12-11 | 2020-12-11 | Oxygen pressure reducing valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214435852U (en) |
-
2020
- 2020-12-11 CN CN202022979454.1U patent/CN214435852U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| 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: 20211022 |