CN214653648U

CN214653648U - Air inlet valve pressure control system of oxygenerator

Info

Publication number: CN214653648U
Application number: CN202121017799.7U
Authority: CN
Inventors: 苏洲洲
Original assignee: Ningbo Gele Medical Equipment Co ltd
Current assignee: Ningbo Gele Medical Equipment Co ltd
Priority date: 2021-05-13
Filing date: 2021-05-13
Publication date: 2021-11-09
Anticipated expiration: 2031-05-13

Abstract

The utility model provides an admission valve pressure control system of oxygenerator, including the oxygenerator body and with this body coupling's of oxygenerator first filter equipment and second filter equipment, be connected through the admission valve subassembly between first filter equipment and the second filter equipment, first filter equipment and second filter equipment are connected respectively to first intake pipe and the second intake pipe in the admission valve subassembly, and the one end of first outlet duct and second outlet duct is all connected in the gas bomb. The utility model relates to an admission valve pressure control system of oxygenerator installs the admission valve in this admission valve subassembly, can increase by a wide margin the pressure when ventilating with inside, makes first filter equipment can discharge the nitrogen gas in the second filter equipment when filling oxygen to the gas bomb through the admission valve subassembly, and same second filter equipment can discharge the nitrogen gas in the first filter equipment when ventilating to the gas bomb, its simple structure, and the operation is comparatively convenient.

Description

Air inlet valve pressure control system of oxygenerator

Technical Field

The utility model relates to an oxygenerator technical field especially relates to an admission valve pressure control system of oxygenerator.

Background

The oxygen generator is a kind of machine for producing oxygen and its principle is that it utilizes air separation technology. The method comprises the steps of firstly compressing air in a high density mode, then separating gas and liquid at a certain temperature by utilizing the difference of condensation points of all components in the air, and further rectifying the gas and liquid to obtain the oxygen-enriched air. The oxygen generator of the type has the advantages of rapid oxygen generation and high oxygen concentration, is suitable for oxygen therapy and oxygen health care of various people, and the existing oxygen generator has insufficient air outlet pressure and needs to be provided with an additional pressurizing device, thus leading to more complex integral structure, inconvenient operation and higher manufacturing cost.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The to-be-solved technical problem of the utility model is to provide an admission valve pressure control system of oxygenerator to overcome among the prior art problem that the pressure is not enough to give vent to anger after oxygenerator makes oxygen.

(II) technical scheme

In order to solve the technical problem, the utility model provides an admission valve pressure control system of oxygenerator, including oxygenerator body and with first filter equipment and the second filter equipment of oxygenerator body coupling, connect through admission valve subassembly between first filter equipment and the second filter equipment, admission valve subassembly includes first intake pipe, second intake pipe, first outlet duct and the second outlet duct of intercommunication each other, first intake pipe and the second intake pipe connect respectively first filter equipment with the second filter equipment, one end of first outlet duct and second outlet duct all is connected in the gas bomb; when oxygen is generated, the oxygen generator body is used for ventilating the first filtering device or the second filtering device, when the oxygen generator body is used for ventilating air to the first filtering device, the first filtering device filters the air and then separates the air into nitrogen and oxygen, then the oxygen is ventilated into the air inlet valve assembly through the first air inlet pipe, finally the nitrogen enters the gas storage bottle through the first air outlet pipe and the second air outlet pipe, meanwhile, the pressure of the second filtering device is lower, the pressure of the first filtering device is higher, the nitrogen separated from the second filtering device can be discharged to the outside through the second air inlet pipe, and similarly, when the oxygen generator body is used for ventilating air to the second filtering device, the second filtering device is used for charging the oxygen into the gas storage bottle, and the pressure of the first filtering device is lower, and discharging the nitrogen in the gas storage bottle, wherein the separated oxygen can be introduced into the gas storage bottle by alternately feeding gas into the first filtering device and the second filtering device, and the separated nitrogen is discharged to the outside.

Further, first intake pipe with connect through a plurality of hoses between the second intake pipe, all install the admission valve in the hose, the quantity of hose is 3, through two connecting pipe intercommunications between the hose, first outlet duct with the second outlet duct is connected respectively the connecting pipe lower extreme, it is specific, be equipped with the air vent of lining up on the admission valve, the both ends symmetry of admission valve is equipped with the toper spigot surface, the toper spigot surface with the air vent makes to pass through the atmospheric pressure of admission valve increases by a wide margin, makes it is more smooth and easy to ventilate in the admission valve subassembly.

Furthermore, the upper end of the oxygen generator body is also provided with a control panel, the gas storage bottle is provided with a gas suction pipe, the control panel is used for controlling the operation of the oxygen generator body, and the gas suction pipe is used for a patient to suck gas.

(III) advantageous effects

The utility model relates to an admission valve pressure control system of oxygenerator, wherein the admission valve subassembly communicates the filter equipment at both ends and the gas bomb of lower extreme, install the admission valve in this admission valve subassembly, pressure when can ventilating inside increases by a wide margin, make first filter equipment can discharge the nitrogen gas in the second filter equipment when filling oxygen to the gas bomb through the admission valve subassembly, can discharge the nitrogen gas in the first filter equipment when same second filter equipment is ventilated to the gas bomb, a structure is simple, the operation is comparatively convenient.

Drawings

Fig. 1 is a perspective view of an intake valve pressure control system of an oxygen generator of the present invention;

fig. 2 is a perspective view of an intake valve assembly of the intake valve pressure control system of the oxygen generator of the present invention;

fig. 3 is a front view of an intake valve assembly of an intake valve pressure control system of an oxygen generator with the hose removed;

fig. 4 is a perspective view of an intake valve of the intake valve pressure control system of the oxygen generator of the present invention.

Wherein: 1 is the oxygenerator body, 2 is first filter equipment, 3 is the second filter equipment, 4 is first intake pipe, 5 is the second intake pipe, 6 is first outlet duct, 7 is the second outlet duct, 8 is the gas bomb, 9 is the hose, 10 is the admission valve, 11 is the connecting pipe, 12 is the air vent, 13 is the toper spigot surface, 14 is control panel, 15 is the breathing pipe.

Detailed Description

Referring to fig. 1 to 4, in order to solve the above technical problems, the utility model provides an air inlet valve pressure control system of an oxygen generator, including an oxygen generator body 1 and a first filter device 2 and a second filter device 3 connected with the oxygen generator body 1, wherein the first filter device 2 is connected with the second filter device 3 through an air inlet valve assembly, referring to fig. 2 and 3, the air inlet valve assembly includes a first air inlet pipe 4, a second air inlet pipe 5, a first air outlet pipe 6 and a second air outlet pipe 7 which are mutually communicated, the first air inlet pipe 4 and the second air inlet pipe 5 are respectively connected with the first filter device 2 and the second filter device 3, and one end of the first air outlet pipe 6 and one end of the second air outlet pipe 7 are both connected in an air storage bottle 8; when the oxygen generator generates oxygen, air can be introduced into the first filtering device 2 or the second filtering device 3 from the oxygen generator body 1, when the air is introduced into the first filtering device 2 from the oxygen generator body 1, the air is separated into nitrogen and oxygen after being filtered by the first filtering device 2, the generated oxygen is introduced into the gas storage bottle 8 from the first gas outlet pipe 6 and the second gas outlet pipe 7 through the first gas inlet pipe 4, wherein most of the oxygen enters from the first gas outlet pipe 6, and a small part of the oxygen enters from the second gas outlet pipe 7; similarly, when oxygenerator body 1 let in the air to second filter equipment 3, let in gas bomb 8 with oxygen by second filter equipment 3, the nitrogen gas in first filter equipment 2 discharges to the outside this moment, through the mode of continuous crisscross letting in the air to first filter equipment 2 and second filter equipment 3, can realize filling oxygen in gas bomb 8 continuously, can discharge the nitrogen gas in first filter equipment 2 and the second filter equipment 3 in step simultaneously.

Referring to fig. 3 and 4, the first air inlet pipe 4 and the second air inlet pipe 5 are connected through a plurality of hoses 9, an air inlet valve 10 is installed in each hose 9, the number of the hoses 9 is 3, the hoses 9 are communicated through two connecting pipes 11, the first air outlet pipe 6 and the second air outlet pipe 7 are connected to the lower ends of the connecting pipes 11 respectively, through air holes 12 are formed in the air inlet valve 10, tapered guide surfaces 13 are symmetrically arranged at two ends of the air inlet valve 10, the diameter of each air hole 12 is far smaller than that of the first air inlet pipe 4 and that of the second air inlet pipe 5, and therefore the air pressure after passing through each air hole 12 is greatly increased, so that the whole air inlet valve assembly conducts air more smoothly without external force matching, the tapered guide surfaces 13 play a role in gathering and buffering, and the air circulation is smoother.

Referring to fig. 1, the upper end of the oxygen generator body 1 is further provided with a control panel 14, the gas storage cylinder 8 is provided with a gas suction pipe 15, wherein the control panel 14 is used for controlling the operation of the oxygen generator body 1 and displaying the overall operation condition, and the gas suction pipe 15 is used for a user to suck gas.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of improvements and decorations can be made without departing from the technical principle of the present invention, and these improvements and decorations should also be regarded as the protection scope of the present invention.

Claims

1. The utility model provides an admission valve pressure control system of oxygenerator, including oxygenerator body (1) and with first filter equipment (2) and second filter equipment (3) that oxygenerator body (1) is connected which characterized in that: the first filtering device (2) is connected with the second filtering device (3) through an air inlet valve assembly, the air inlet valve assembly comprises a first air inlet pipe (4), a second air inlet pipe (5), a first air outlet pipe (6) and a second air outlet pipe (7) which are communicated with each other, the first air inlet pipe (4) and the second air inlet pipe (5) are respectively connected with the first filtering device (2) and the second filtering device (3), and one ends of the first air outlet pipe (6) and the second air outlet pipe (7) are connected in an air storage bottle (8); oxygenerator body (1) to when first filter equipment (2) let in the air, the oxygen process that first filter equipment (2) filtered back production first outlet duct (6) with second outlet duct (7) get into in gas bomb (8), simultaneously second intake pipe (5) will nitrogen gas in second filter equipment (3) is discharged, oxygenerator body (1) to when second filter equipment (3) let in the air, nitrogen gas in first filter equipment (2) is discharged.

2. The intake valve pressure control system of an oxygen generator of claim 1, wherein: first intake pipe (4) with connect through a plurality of hoses (9) between second intake pipe (5), all install admission valve (10) in hose (9).

3. The intake valve pressure control system of an oxygen generator of claim 2, wherein: the quantity of hose (9) is 3, communicate through two connecting pipes (11) between hose (9), first outlet duct (6) with second outlet duct (7) are connected respectively connecting pipe (11) lower extreme.

4. The intake valve pressure control system of an oxygen generator of claim 2, wherein: the air inlet valve (10) is provided with a through air hole (12).

5. The intake valve pressure control system of an oxygen generator of claim 2, wherein: the two ends of the air inlet valve (10) are symmetrically provided with conical guide surfaces (13).

6. The intake valve pressure control system of an oxygen generator of claim 1, wherein: the upper end of the oxygen generator body (1) is also provided with a control panel (14).

7. The intake valve pressure control system of an oxygen generator of claim 1, wherein: and an air suction pipe (15) is arranged on the air storage bottle (8).