Oxygen supply device for critical respiratory disease

By designing a bidirectional oxygen supply component and a support component, uninterrupted oxygen supply is achieved when changing oxygen cylinders, solving the problem of oxygen supply interruption in existing technologies and improving the treatment safety of critically ill respiratory patients.

CN223716152UActive Publication Date: 2025-12-26NANTONG HAIMEN DISTRICT PEOPLES HOSPITAL
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Patent Information

Application Number
CN202422803262.3
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-11-18
Publication Date
2025-12-26
Estimated Expiration
2034-11-18

AI Technical Summary

Technical Problem

Existing respiratory critical care oxygenation devices require disconnection when changing oxygen cylinders, leading to oxygen supply interruption and endangering the patient's life.

Method used

It adopts a two-way oxygen supply component and a support component, and the main oxygen cylinder and the auxiliary oxygen cylinder are supplied with oxygen at the same time. The two-way oxygen supply component maintains uninterrupted oxygen supply during the replacement process, and the support component makes it easy to replace the oxygen cylinder.

Benefits of technology

This technology enables uninterrupted oxygen supply during oxygen cylinder replacement, improving the practicality and safety of the device and avoiding the risk of oxygen supply interruption.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model provides a breathing critical disease oxygen supply device which comprises a supporting frame, a two-way oxygen supply assembly is arranged between a main oxygen bottle and an oxygen inlet end and between an auxiliary oxygen bottle and the oxygen inlet end, and a supporting assembly is arranged on the lower side in the supporting frame. When the oxygen in the main oxygen bottle is insufficient and needs to be replaced, the auxiliary valve and the second oxygen valve are opened firstly, then the main valve and the first oxygen valve are closed, and the oxygen in the main oxygen bottle can enter the oxygen feeder body through the first oxygen valve, the main oxygen hose, the main oxygen pressure gauge, the main valve, the connecting tee joint and the oxygen inlet end in sequence. According to the oxygen supply device, oxygen in the auxiliary oxygen bottle can continuously supply oxygen to the oxygen supply machine body, the supporting plate can be transversely pulled through the pull handle by pulling out the positioning plug pin, the main oxygen bottle or the auxiliary oxygen bottle can be moved out of the supporting frame, and medical staff can take away and replace the main oxygen bottle or the auxiliary oxygen bottle conveniently.
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Description

TECHNICAL FIELD

[0001] The utility model relates to a respiratory oxygen supply equipment technical field, concretely is a kind of respiratory critical illness oxygen supply device. BACKGROUND

[0002] Respiratory critical illness refers to the situation that patient appears respiratory failure, and cannot be alleviated by conventional means, endangering life, and respiratory critical illness is common in severe pulmonary infection, acute respiratory distress syndrome, pulmonary embolism and other diseases, and patient may have symptoms such as dyspnea, cyanosis, blurred consciousness, and may also have symptoms such as rapid heart rate, decreased blood pressure, shock and the like in severe cases. When treating respiratory critical illness patients, the corresponding oxygen supply device needs to be used to supply oxygen to respiratory critical illness patients.

[0003] The "CN215351319U" provides a kind of respiratory critical illness oxygen supply device, by setting first push rod, fixed mechanism and protection block, when needing to replace oxygen cylinder, first push rod is pushed, first push rod is driven first clamping block to move to one side and fall off the inner wall of contact slot, i.e. fixed plate can be rotated to open, while second push rod is driven protection block to fall off contact oxygen cylinder under the action of third spring by second connecting rod, while fixed block is pushed oxygen cylinder to slide on the top of roller under the action of first spring, facilitate the replacement of oxygen cylinder.

[0004] However, the above technical solution and prior art have the following defects:

[0005] Although the oxygen cylinder in the oxygen supply device is convenient to replace, the connection between the oxygen cylinder and the oxygen supply body needs to be disconnected before the oxygen cylinder in the oxygen supply body can be removed and replaced, so that the oxygen supply machine cannot continue to supply oxygen to the patient with respiratory critical illness during the replacement of the oxygen cylinder. This is very dangerous for patients with respiratory critical illness, so it does not meet the actual application occasions. Therefore, we propose a respiratory critical illness oxygen supply device to solve the above problems. UTILITY MODEL CONTENTS

[0006] The utility model aims to provide a respiratory critical illness oxygen supply device to solve the problems raised in the background art.

[0007] To achieve the above-mentioned purpose, the utility model provides the following technical solutions:

[0008] The utility model provides an oxygen supply device for respiratory critical illness, including oxygen supply machine body, support frame, bottom base plate, main oxygen cylinder and vice oxygen cylinder, bottom base plate upper end surface fixedly connected with support frame, support frame upper end surface is installed with oxygen supply machine body, support frame inside left side places with main oxygen cylinder, support frame inside right side places with vice oxygen cylinder, oxygen supply machine body lower end surface is provided with oxygen inlet end, oxygen supply machine body side is provided with oxygen outlet end, main oxygen cylinder and vice oxygen cylinder with oxygen inlet end between be provided with two -way oxygen supply assembly, and two -way oxygen supply assembly makes main oxygen cylinder and vice oxygen cylinder can two -way oxygen supply to oxygen supply machine body, support frame inside downside is provided with support assembly, and support assembly is used for supporting and displacement to main oxygen cylinder and vice oxygen cylinder.

[0009] Preferably, the two-way oxygen supply assembly includes a main oxygen hose, a vice oxygen hose, a vice oxygen pressure gauge, a vice valve, a connection tee, a main valve and a main oxygen pressure gauge, the oxygen inlet end bottom is fixedly connected with the connection tee, the connection tee left end is connected with the main valve, the main valve left end surface is connected with the main oxygen pressure gauge, the main oxygen pressure gauge left end is connected with the main oxygen hose, the connection tee right end is connected with the vice valve, the vice valve right end surface is connected with the vice oxygen pressure gauge, the vice oxygen pressure gauge right end is connected with the vice oxygen hose.

[0010] Preferably, the support assembly includes a support plate, a middle guide wheel, a support bar, a positioning pin and a support beam, the support frame inside downside is placed with the support plate, the support plate lower end surface middle position is provided with the support bar, the support bar lower end surface is installed with the middle guide wheel, the support frame front end surface downside is fixedly connected with the support beam, the support beam inside middle position is inserted with the positioning pin.

[0011] Preferably, the support plate upper end surface left and right sides are symmetrically provided with placing grooves, and the placing grooves are matched with the main oxygen cylinder and the vice oxygen cylinder bottom respectively, and the support plate side is provided with a pull handle.

[0012] Preferably, the support frame bottom left and right sides are symmetrically fixedly connected with support longitudinal beams, and the support longitudinal beams upper end surfaces are symmetrically installed with bearing guide wheels.

[0013] Preferably, the support beam inside middle position is provided with a through hole, and the through hole is matched with the positioning pin, the support plate front end surface middle position is provided with a first positioning insertion hole, and the first positioning insertion hole is matched with the positioning pin, and the support plate front end surface left and right sides are symmetrically provided with second positioning insertion holes, and the second positioning insertion holes are matched with the positioning pin.

[0014] Preferably, the leading oxygen hose and the auxiliary oxygen hose are provided with fixed collars at both ends, the main oxygen cylinder is provided with a first oxygen valve at the upper end, and the outlet of the first oxygen valve is communicated with the inlet of the leading oxygen hose; the auxiliary oxygen cylinder is provided with a second oxygen valve at the upper end, and the outlet of the second oxygen valve is communicated with the inlet of the auxiliary oxygen hose.

[0015] Compared with the prior art, the utility model has the beneficial effects that:

[0016] 1. By opening the first oxygen valve and the main valve, the oxygen in the main oxygen cylinder can pass through the first oxygen valve, the leading oxygen hose, the main oxygen pressure gauge, the main valve, the connecting tee and the oxygen inlet end into the oxygen supply machine in turn, when the oxygen in the main oxygen cylinder is insufficient and needs to be replaced, the auxiliary valve and the second oxygen valve are opened first, and then the main valve and the first oxygen valve are closed, so that the oxygen in the auxiliary oxygen cylinder can pass through the first oxygen valve, the auxiliary oxygen hose, the auxiliary oxygen pressure gauge, the auxiliary valve, the connecting tee and the oxygen inlet end into the oxygen supply machine in turn, thereby continuously supplying oxygen to the oxygen supply machine without interruption, avoiding the situation that the oxygen supply machine cannot continue to supply oxygen during the replacement of the main oxygen cylinder, and having good practicability.

[0017] 2. By pulling out the positioning bolt, the support plate can be pulled horizontally by the pull handle, so that the main oxygen cylinder or the auxiliary oxygen cylinder can be moved out of the support frame, so that medical personnel can take away and replace the main oxygen cylinder or the auxiliary oxygen cylinder, in this process, the middle guide wheel and the support bar can support and guide the middle region of the support plate, and the supporting guide wheel can further reduce the resistance of the support plate during horizontal movement, so that the support plate is more labor-saving during horizontal movement, and the support longitudinal beam can block and limit the support bar during horizontal movement, avoiding excessive outward movement of the support plate. BRIEF DESCRIPTION OF DRAWINGS

[0018] Figure 1 It is a schematic view of the main body structure of the utility model;

[0019] Figure 2 It is a left view of the bidirectional oxygen supply assembly and the support assembly in the utility model;

[0020] Figure 3 It is a front view of the bidirectional oxygen supply assembly and the support assembly in the utility model;

[0021] Figure 4 It is a structure view of the auxiliary oxygen cylinder after being pulled out in the utility model;

[0022] Figure 5 It is a structure view of the support frame in the utility model;

[0023] Figure 6 It is a structure view of the support plate in the utility model.

[0024] In the figure: 1, oxygen machine body; 11, oxygen outlet end; 12, oxygen inlet end; 2, support frame; 3, base plate; 4, main oxygen cylinder; 41, first oxygen valve; 5, auxiliary oxygen cylinder; 51, second oxygen valve; 61, main oxygen hose; 62, auxiliary oxygen hose; 63, auxiliary oxygen pressure gauge; 64, auxiliary valve; 65, connecting tee; 66, main valve; 67, main oxygen pressure gauge; 68, fixed collar; 71, support plate; 72, pull handle; 73, middle guide wheel; 74, support bar; 75, positioning bolt; 76, support cross beam; 761, through hole; 77, support longitudinal beam; 78, supporting guide wheel; 79, placing groove; 711, first positioning hole; 712, second positioning hole. DETAILED DESCRIPTION

[0025] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0026] Please refer to Figures 1-6 The present application provides a technical solution:

[0027] Embodiment one:

[0028] A kind of oxygen supply device for respiratory critical illness, including oxygen machine body 1, support frame 2, base plate 3, main oxygen cylinder 4 and auxiliary oxygen cylinder 5, base plate 3 is fixed on the ground specified position by external expansion bolt, base plate 3 upper end surface is fixedly connected with support frame 2, support frame 2 can support oxygen machine body 1, support frame 2 upper end surface is installed with oxygen machine body 1, oxygen machine body 1 can be supplied with oxygen to respiratory critical illness patient by main oxygen cylinder 4 or auxiliary oxygen cylinder 5, since the internal detailed structure and working principle of oxygen machine body 1 both belong to the more mature technology in prior art, therefore, do not make too much repetition here, main oxygen cylinder 4 is placed in the left side of support frame 2, auxiliary oxygen cylinder 5 is placed in the right side of support frame 2, main oxygen cylinder 4 and auxiliary oxygen cylinder 5 are all medical oxygen cylinder, main oxygen cylinder 4 and auxiliary oxygen cylinder 5 that are all medical oxygen cylinder can deliver oxygen to oxygen machine body 1.

[0029] The lower end surface of the oxygen supply machine body 1 is provided with an oxygen inlet end 12, which can guide the oxygen delivered by the connecting tee 65 into the oxygen supply machine body 1. The side of the oxygen supply machine body 1 is provided with an oxygen outlet end 11, which facilitates the connection of the oxygen supply machine body 1 with an external oxygen mask, so that the oxygen supply machine body 1 can supply oxygen to the critically ill patient through the oxygen outlet end 11 and the external oxygen mask. The upper end surface of the main oxygen cylinder 4 is provided with a first oxygen valve 41, and the outlet of the first oxygen valve 41 is in communication with the inlet of the main oxygen guide hose 61. The first oxygen valve 41 facilitates the control of the opening and closing of the outlet of the main oxygen cylinder 4 by medical personnel. The upper end surface of the auxiliary oxygen cylinder 5 is provided with a second oxygen valve 51, and the outlet of the second oxygen valve 51 is in communication with the inlet of the auxiliary oxygen guide hose 62. The second oxygen valve 51 facilitates the control of the opening and closing of the outlet of the auxiliary oxygen cylinder 5 by medical personnel.

[0030] The main oxygen cylinder 4 and the auxiliary oxygen cylinder 5 are provided with a bidirectional oxygen supply assembly between them, which enables the main oxygen cylinder 4 and the auxiliary oxygen cylinder 5 to supply oxygen to the oxygen supply machine body 1 in both directions, avoiding the interruption of oxygen supply during the replacement of the main oxygen cylinder 4 or the auxiliary oxygen cylinder 5. The inside lower side of the support frame 2 is provided with a support assembly, which is used to support and displace the main oxygen cylinder 4 and the auxiliary oxygen cylinder 5, so that medical personnel can replace the main oxygen cylinder 4 or the auxiliary oxygen cylinder 5.

[0031] The bidirectional oxygen supply assembly includes a main oxygen guide hose 61, an auxiliary oxygen guide hose 62, an auxiliary oxygen pressure gauge 63, an auxiliary valve 64, a connecting tee 65, a main valve 66, and a main oxygen pressure gauge 67. The connecting tee 65 is fixedly connected to the bottom of the oxygen inlet end 12. The connecting tee 65 can guide the oxygen delivered by the main valve 66 or the auxiliary valve 64 into the oxygen inlet end 12. The connecting tee 65 is connected to the main valve 66 on the left end. The main valve 66 is an oxygen valve. The main valve 66 of the oxygen valve facilitates the control of the on-off connection between the main oxygen pressure gauge 67 and the connecting tee 65 by medical personnel. The main valve 66 is connected to the main oxygen pressure gauge 67 on the left end surface. The main oxygen pressure gauge 67 can display the oxygen pressure in the main oxygen guide hose 61 in real time, so that medical personnel can know the remaining amount of oxygen in the main oxygen cylinder 4. The main oxygen pressure gauge 67 is connected to the main oxygen guide hose 61 on the left end. The main oxygen guide hose 61 not only guides the oxygen discharged by the first oxygen valve 41 into the main oxygen pressure gauge 67, but also does not hinder the horizontal small-range movement of the main oxygen cylinder 4.

[0032] The right end of the connecting tee 65 is connected with the auxiliary valve 64, the auxiliary valve 64 is an oxygen valve, the auxiliary valve 64 of the oxygen valve facilitates medical staff to control the on-off between the auxiliary oxygen pressure gauge 63 and the connecting tee 65, the right end surface of the auxiliary valve 64 is connected with the auxiliary oxygen pressure gauge 63, the auxiliary oxygen pressure gauge 63 can display the oxygen pressure in the auxiliary oxygen guide hose 62 in real time, so that the medical staff can know the remaining amount of oxygen in the auxiliary oxygen cylinder 5, the right end of the auxiliary oxygen pressure gauge 63 is connected with the auxiliary oxygen guide hose 62, the auxiliary oxygen guide hose 62 not only can guide the oxygen discharged by the second oxygen valve 51 into the auxiliary oxygen pressure gauge 63, but also will not hinder the auxiliary oxygen cylinder 5 to move in a small range horizontally, the fixed collar 68 is installed at both ends of the main oxygen guide hose 61 and the auxiliary oxygen guide hose 62, which facilitates the medical staff to separately disassemble the main oxygen guide hose 61 and the auxiliary oxygen guide hose 62 later.

[0033] Embodiment two:

[0034] On the basis of embodiment one, in this embodiment, by pulling out the positioning pin 75, the main oxygen cylinder 4 or the auxiliary oxygen cylinder 5 can be moved out of the support frame 2 by pulling the handle 72, so that the medical staff can take away and replace the main oxygen cylinder 4 or the auxiliary oxygen cylinder 5, in this process, the middle guide wheel 73 and the support bar 74 can support and guide the middle region of the support plate 71, and the supporting guide wheel 78 can further reduce the resistance of the support plate 71 in the horizontal movement process, so that the support plate 71 is more labor-saving in the horizontal movement process.

[0035] The support assembly comprises a support plate 71, a middle guide wheel 73, a support bar 74, a positioning pin 75 and a support beam 76, the support plate 71 is placed on the lower side in the support frame 2, the support plate 71 can support the main oxygen cylinder 4 or the auxiliary oxygen cylinder 5, the support bar 74 is arranged at the middle position of the lower end surface of the support plate 71, the support bar 74 is connected with the support plate 71 by welding, the support bar 74 can support the middle region of the support plate 71 by the middle guide wheel 73, the middle guide wheel 73 is installed on the lower end surface of the support bar 74, the middle guide wheel 73 makes the support plate 71 more labor-saving in the horizontal displacement process, the support beam 76 is fixedly connected on the lower side of the front end surface of the support frame 2, the support beam 76 can support the positioning pin 75, the positioning pin 75 is inserted in the middle position in the support beam 76, and the positioning pin 75 can position the support plate 71.

[0036] The upper end face of the support plate 71 is symmetrically provided with a placing groove 79 on the left and right sides, and the placing groove 79 is matched with the bottom of the main oxygen cylinder 4 and the auxiliary oxygen cylinder 5 respectively. The placing groove 79 can limit the main oxygen cylinder 4 and the auxiliary oxygen cylinder 5, so as to ensure the use stability of the main oxygen cylinder 4 and the auxiliary oxygen cylinder 5. The support plate 71 is provided with a pull handle 72 on the side edge. The pull handle 72 is connected with the support plate 71 by welding. The pull handle 72 facilitates the medical staff to move the support plate 71 horizontally by hand. The bottom of the support frame 2 is symmetrically fixedly connected with a support longitudinal beam 77 on the left and right sides. The support longitudinal beam 77 can not only support the supporting guide wheel 78, but also block and limit the horizontally moving support strip 74. The supporting guide wheel 78 is symmetrically installed on the front and rear sides of the upper end face of the support longitudinal beam 77. The supporting guide wheel 78 makes the resistance smaller during the horizontal movement of the support plate 71.

[0037] The support cross beam 76 is provided with a through hole 761 at the middle position inside, and the through hole 761 is matched with the positioning pin 75. The through hole 761 facilitates the positioning pin 75 to be inserted into the support cross beam 76. The support plate 71 is provided with a first positioning hole 711 at the middle position of the front end face, and the first positioning hole 711 is matched with the positioning pin 75. The first positioning hole 711 facilitates the positioning pin 75 to position the support plate 71 which is moved into the support frame 2. The support plate 71 is symmetrically provided with a second positioning hole 712 on the left and right sides of the front end face, and the second positioning hole 712 is matched with the positioning pin 75. The second positioning hole 712 facilitates the positioning pin 75 to position the support plate 71 which is horizontally moved to the left or right side.

[0038] Working principle: in the use of the device, the main oxygen cylinder 4 will be through the first oxygen valve 41 to the main oxygen hose 61 oxygen, and the main oxygen hose 61 will be through the main oxygen pressure gauge 67 and the main valve 66 into the connection tee 65, at this time the connection tee 65 will be through the oxygen end 12 into the oxygen machine body 1, and finally the oxygen machine body 1 will be through the oxygen end 11 and the outside oxygen mask to the respiratory critical patients for oxygen supply, in this process, the main oxygen pressure gauge 67 will display the oxygen pressure in the main oxygen hose 61 in real time, so that medical staff can know the remaining amount of oxygen in the main oxygen cylinder 4; when the main oxygen cylinder 4 needs to be replaced, the medical staff first opens the auxiliary valve 64 and the second oxygen valve 51, and then closes the main valve 66 and the first oxygen valve 41, at this time the oxygen in the auxiliary oxygen cylinder 5 will enter the connection tee 65 through the first oxygen valve 41, the auxiliary oxygen hose 62, the auxiliary oxygen pressure gauge 63 and the auxiliary valve 64 in turn, and the connection tee 65 will guide the oxygen into the oxygen machine body 1 through the oxygen end 12, so as to continue to supply oxygen to the oxygen machine body 1 without interruption; then pull out the positioning pin 75, at this time the support plate 71 can be pulled out to the left side through the pull handle 72, in this process, the middle guide wheel 73 and the support bar 74 can support and guide the middle region of the support plate 71, and the supporting guide wheel 78 can further reduce the resistance of the support plate 71 in the transverse movement process, so that the support plate 71 is more labor-saving in the transverse movement process, and the support longitudinal beam 77 will block and limit the support bar 74 in the transverse movement, to avoid the support plate 71 from moving outward too much, when the support plate 71 is moved to the left, the positioning pin 75 can be inserted into the through hole 761 and the second positioning hole 712 in turn, so that the positioning pin 75 positions the support plate 71 moved to the left, at this time the medical staff only needs to separate the main oxygen hose 61 and the first oxygen valve 41, and then the main oxygen cylinder 4 can be taken away for replacement, and vice versa, the auxiliary oxygen cylinder 5 can be replaced.

[0039] Although the embodiments of the present application have been shown and described, it should be understood by those skilled in the art that various changes, modifications, substitutions and variations can be made to these embodiments without departing from the principles and spirit of the present application, and the scope of the present application is defined by the appended claims and their equivalents.

Claims

1. A breathing critical oxygen supply device, comprising an oxygen supply machine body (1), a support frame (2), a bottom base plate (3), a main oxygen cylinder (4) and a vice oxygen cylinder (5), characterized in that: The bottom substrate (3) upper end surface is fixedly connected with support frame (2), the support frame (2) upper end surface is installed with oxygen machine body (1), the support frame (2) inside left side is placed with main oxygen cylinder (4), the support frame (2) inside right side is placed with auxiliary oxygen cylinder (5), the oxygen machine body (1) lower end surface is provided with oxygen inlet end (12), the oxygen machine body (1) side is provided with oxygen outlet end (11); The main oxygen cylinder (4) and auxiliary oxygen cylinder (5) are provided with bidirectional oxygen supply assembly between the oxygen inlet end (12), and the bidirectional oxygen supply assembly can supply oxygen to the oxygen machine body (1) in two directions, and the support assembly is arranged on the lower side of the support frame (2) and used for supporting and displacing the main oxygen cylinder (4) and the auxiliary oxygen cylinder (5). The bidirectional oxygen supply assembly comprises a main oxygen hose (61), an auxiliary oxygen hose (62), an auxiliary oxygen pressure gauge (63), an auxiliary valve (64), a connecting tee (65), a main valve (66) and a main oxygen pressure gauge (67), the connecting tee (65) is fixedly connected to the bottom of the oxygen inlet end (12), the main valve (66) is connected to the left end of the connecting tee (65), the main oxygen pressure gauge (67) is connected to the left end surface of the main valve (66), the main oxygen hose (61) is connected to the left end of the main oxygen pressure gauge (67), the auxiliary valve (64) is connected to the right end of the connecting tee (65), the auxiliary oxygen pressure gauge (63) is connected to the right end surface of the auxiliary valve (64), and the auxiliary oxygen hose (62) is connected to the right end of the auxiliary oxygen pressure gauge (63). The support assembly comprises a support plate (71), a middle guide wheel (73), a support bar (74), a positioning bolt (75) and a support cross beam (76), the support plate (71) is placed on the lower side of the support frame (2), the support bar (74) is arranged on the lower end surface of the support plate (71), the middle guide wheel (73) is arranged on the lower end surface of the support bar (74), the support cross beam (76) is fixedly connected to the lower side of the front end surface of the support frame (2), and the positioning bolt (75) is inserted into the middle position of the support cross beam (76).

2. The oxygen administration device for respiratory distress according to claim 1, wherein: The support plate (71) is provided with a placing groove (79) on the upper end surface and left and right sides, and the placing groove (79) is matched with the bottom of the main oxygen cylinder (4) and the auxiliary oxygen cylinder (5), respectively.

3. The oxygen therapy device for respiratory distress according to claim 1, characterized in that: The support frame (2) is fixedly connected with support longitudinal beams (77) on the left and right sides of the bottom, and the support longitudinal beams (77) are symmetrically arranged on the upper end surface and front and back sides.

4. The oxygen administration device for respiratory distress according to claim 1, wherein: The support crossbeam (76) is internally provided with a through hole (761) at the middle position, and the through hole (761) is matched with the positioning pin (75); the support plate (71) is provided with a first positioning insertion hole (711) at the middle position of the front end face, and the first positioning insertion hole (711) is matched with the positioning pin (75); and the support plate (71) is provided with second positioning insertion holes (712) symmetrically at the left and right sides of the front end face, and the second positioning insertion holes (712) are matched with the positioning pin (75).

5. The oxygen therapy device for respiratory distress according to claim 1, characterized in that: The main oxygen guide hose (61) and the auxiliary oxygen guide hose (62) are both provided with fixed collars (68) at two ends; the main oxygen cylinder (4) is provided with a first oxygen valve (41) on the upper end face, and the outlet of the first oxygen valve (41) is communicated with the inlet of the main oxygen guide hose (61); and the auxiliary oxygen cylinder (5) is provided with a second oxygen valve (51) on the upper end face, and the outlet of the second oxygen valve (51) is communicated with the inlet of the auxiliary oxygen guide hose (62).

Citation Information

Patent Citations

  • Oxygen supply device for critical respiratory disease

    CN215351319U