Portable breathing machine

Abstract

The utility model belongs to the technical field of medical instruments, and particularly relates to a portable breathing machine which comprises a breathing machine and an oxygen generator used for providing oxygen for the breathing machine, and the oxygen generator comprises an oxygen generation shell and an oxygen generation assembly installed on the oxygen generation shell. The breathing machine comprises a breathing shell provided with a containing groove and a breathing assembly installed in the breathing shell. A containing groove is formed in the oxygen generating shell, a clamping groove is formed in the inner wall of the containing groove, the oxygen generating shell further comprises a clamping piece installed on the oxygen generating shell, and the oxygen generating shell is detachably installed in the containing groove through the clamping piece clamped in the clamping groove. The portable breathing machine is easy to disassemble and assemble, compact in structure, convenient to carry and high in universality.

Description

Technical Field

[0001] The utility model belongs to the technical field of medical equipment, and particularly relates to a portable ventilator. Background Art

[0002] In clinical medicine, as an effective means of artificially replacing the spontaneous ventilation function, ventilators have been widely used in respiratory failure caused by various reasons, anesthesia respiratory management during major surgery, respiratory support therapy, and emergency resuscitation. They occupy a very important position in the medical field. In addition, ventilators are a vital medical device that can prevent and treat respiratory failure, reduce complications, and save and prolong patients' lives. Ventilators usually need to be equipped with high-pressure oxygen tanks or oxygen generators to supply oxygen to the ventilator. The ventilator mixes oxygen and air and then outputs it to the patient.

[0003] Existing ventilators generally need to be connected to a high-pressure oxygen storage tank or an oxygen concentrator. In some places where there is no high-pressure oxygen tank, the ventilator with a high-pressure oxygen tank cannot be used, so the ventilator that needs to be connected to a high-pressure oxygen tank has great limitations; in addition, the oxygen concentrator is integrated inside the ventilator, which increases the size and weight of the ventilator, which is not conducive to the transportation of the ventilator. Utility Model Content

[0004] The utility model provides a portable ventilator to solve the technical problems that the ventilators in the prior art are large in size and inconvenient to carry.

[0005] In view of the above technical problems, an embodiment of the utility model provides a portable ventilator, comprising a ventilator and an oxygen concentrator for providing oxygen to the ventilator, wherein the oxygen concentrator comprises an oxygen concentrator housing and an oxygen concentrator component installed in the oxygen concentrator housing, and the ventilator comprises a breathing housing provided with a receiving groove and a breathing component installed in the breathing housing;

[0006] A clamping groove is provided on the inner wall of the accommodating groove, and the oxygen generator further comprises a clamping piece installed on the oxygen generator shell, and the oxygen generator shell is detachably installed in the accommodating groove by the clamping piece clamped in the clamping groove.

[0007] Optionally, the clamping member includes a pressing portion and a buckle portion connected to the pressing portion, and the oxygen generator housing is further provided with a pressing hole and a clamping hole, the pressing portion extends into the pressing hole, and the clamping hole passes through the clamping hole;

[0008] The oxygen generator further includes an elastic member abutting against the pressing portion and located in the oxygen generator housing.

[0009] Optionally, the breathing assembly includes a first pressure valve, a first proportional valve, a first flow sensor, a turbine, a second flow sensor, a second pressure sensor, a second proportional valve and a first oxygen concentration sensor which are connected in sequence, and an end of the first flow sensor away from the first proportional valve is connected to an oxygen inlet of the turbine;

[0010] The breathing housing is provided with an oxygen inlet connector connected to the end of the first pressure valve away from the first proportional valve, and the oxygen production housing is provided with an oxygen outlet connector connected to the oxygen production assembly, and the oxygen inlet connector is detachably connected to the oxygen outlet connector;

[0011] The breathing shell is also provided with an air intake connector connected to an end of the first oxygen concentration sensor away from the second proportional valve.

[0012] Optionally, the breathing assembly further comprises a filter box, which comprises a box body and filter paper installed in the box body, and the outlet of the filter box is connected to the air inlet of the turbine; and a plurality of air inlet holes are provided on a plate surface of the shell away from the air inlet of the turbine.

[0013] Optionally, a mounting groove is provided on the outer wall of the breathing shell, a clamping groove is provided on the inner wall of the mounting groove, and an elastic clamping arm is provided on the box body. The box body can be detachably mounted in the mounting groove by clamping the elastic clamping arm in the clamping groove.

[0014] Optionally, the ventilator further comprises a display screen mounted on the outer wall of the breathing housing and a control panel integrated with a breathing module and a defibrillation module, wherein the control panel is electrically connected to the display screen;

[0015] The breathing module is electrically connected to the breathing assembly, and the breathing housing also has a defibrillation interface electrically connected to the defibrillation module.

[0016] Optionally, the oxygen production component includes a compressor, a molecular sieve tower, an oxygen storage tank, a pressure regulating valve and a third proportional valve connected in sequence, and the oxygen production shell is provided with an oxygen outlet port connected to the end of the third proportional valve away from the pressure regulating valve.

[0017] Optionally, the portable ventilator further comprises a sputum collecting cup detachably mounted on the breathing housing;

[0018] The oxygen production component also includes a switching valve, which is used to control the outlet of the compressor to be connected to the molecular sieve tower or the sputum collecting cup.

[0019] Optionally, the ventilator further comprises a sleeve mounted on the outer wall of the breathing shell, and the sputum collecting cup is detachably mounted in the sleeve.

[0020] Optionally, a handle and / or a hook is further provided on the outer wall of the breathing shell.

[0021] In the utility model, a receiving groove is provided on the breathing shell, and a clamping groove is provided on the inner wall of the receiving groove. The oxygen concentrator also includes a clamping part installed on the oxygen concentrator shell, and the oxygen concentrator shell is detachably installed in the receiving groove by clamping the clamping part in the clamping groove, so that the oxygen concentrator and the respirator are detachably connected, and the user can carry the respirator and the oxygen concentrator separately, which improves the portability of the portable respirator. In addition, when the oxygen concentrator is installed on the respirator, the oxygen concentrator can produce oxygen in the air and supply oxygen to the respirator; when the oxygen concentrator is not installed on the respirator, the respirator can be connected to an external high-pressure oxygen cylinder, so that the portable respirator can be used in places with high-pressure oxygen cylinders and places without high-pressure oxygen cylinders, which improves the applicability and versatility of the portable respirator. In addition, the portable respirator is easy to disassemble and assemble and has a compact structure. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] The utility model is further described below in conjunction with the accompanying drawings and embodiments.

[0023] Figure 1 It is a structural schematic diagram of a portable ventilator provided by an embodiment of the utility model;

[0024] Figure 2 It is a structural schematic diagram of a ventilator provided by an embodiment of the utility model;

[0025] Figure 3 It is a structural schematic diagram of a breathing assembly of a ventilator provided by an embodiment of the utility model;

[0026] Figure 4 It is a structural schematic diagram of a filter box of a ventilator provided by an embodiment of the utility model;

[0027] Figure 5 It is a structural schematic diagram of an oxygen concentrator provided by an embodiment of the utility model;

[0028] Figure 6 It is a schematic diagram of the explosion structure of an oxygen concentrator provided by an embodiment of the utility model;

[0029] Figure 7 It is a schematic diagram of a portable ventilator provided in one embodiment of the utility model.

[0030] The reference numerals in the specification are as follows:

[0031] 1. Respirator; 11. Respiratory housing; 111. Accommodating groove; 112. Snap-on groove; 113. Mounting groove; 114. Handle; 115. Hook; 12. Respiratory assembly; 121. First pressure valve; 122. First proportional valve; 123. First flow sensor; 124. Turbine; 125. Second flow sensor; 126. Second pressure sensor; 127. Second proportional valve; 128. First oxygen concentration sensor; 1 29. Filter box; 1291. Air inlet; 1292. Elastic clamp arm; 13. Display screen; 2. Oxygen generator; 21. Oxygen generator shell; 211. Oxygen outlet connector; 22. Oxygen generator assembly; 221. Compressor; 222. Molecular sieve tower; 223. Oxygen storage tank; 224. Pressure regulating valve; 225. Third proportional valve; 226. Switching valve; 23. Connector; 231. Pressing part; 232. Buckle part; 4. Sputum collection cup; 5. Sleeve. DETAILED DESCRIPTION

[0032] In order to make the technical problems, technical solutions and beneficial effects solved by the utility model more clear, the utility model is further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described here are only used to explain the utility model and are not used to limit the utility model.

[0033] It should be understood that the directions or positional relationships indicated by terms such as "upper", "lower", "left", "right", "front", "back", and "middle" are based on the directions or positional relationships shown in the accompanying drawings and are only for the convenience of describing the present invention and simplifying the description. They do not indicate or imply that the device or element referred to must have a specific direction, be constructed and operated in a specific direction, and therefore should not be understood as a limitation of the present invention.

[0034] like Figure 1 , Figure 2 as well as Figure 5 As shown, a portable ventilator provided by an embodiment of the utility model includes a ventilator 1 and an oxygen generator 2 for providing oxygen to the ventilator 1, the oxygen generator 2 includes an oxygen generator shell 21 and an oxygen generator component 22 installed in the oxygen generator shell 21, the ventilator 1 includes a breathing shell 11 provided with a receiving groove 111 and a breathing component 12 installed in the breathing shell 11; it can be understood that the oxygen generator component 22 includes but is not limited to a compressor 221, a molecular sieve tower 222 and various sensors, etc.; the breathing component 12 includes but is not limited to a turbine 124 and various sensors, etc.; the receiving groove 111 is arranged on the top of the breathing shell 11.

[0035] The inner wall of the accommodating groove 111 is provided with a clamping groove 112, and the oxygen generator 2 further includes a clamping member 23 installed on the oxygen generating housing 21, and the oxygen generating housing 21 is detachably installed in the accommodating groove 111 by clamping the clamping member 23 in the clamping groove 112. It can be understood that the clamping grooves 112 are provided on both the left and right inner side walls of the accommodating groove 111, and the clamping members are provided on both the left and right outer side walls of the oxygen generating housing 21.

[0036] In the utility model, a receiving groove 111 is provided on the breathing shell 11, and a clamping groove 112 is provided on the inner wall of the receiving groove 111. The oxygen generator 2 also includes a clamping member 23 installed on the oxygen generator shell 21. The oxygen generator shell 21 is detachably installed in the receiving groove 111 by clamping the clamping member 23 in the clamping groove 112, so that the oxygen generator 2 and the respirator 1 are detachably connected, and the user can carry the respirator 1 and the oxygen generator 2 separately, which improves the convenience of carrying the portable respirator. In addition, when the oxygen generator 2 is installed on the respirator 1, the oxygen generator 2 can produce oxygen in the air and deliver oxygen to the respirator 1; when the oxygen generator 2 is not installed on the respirator 1, the respirator 1 can be connected to an external high-pressure oxygen cylinder, so that the portable respirator can be used in places with high-pressure oxygen cylinders and places without high-pressure oxygen cylinders, which improves the applicability and versatility of the portable respirator. In addition, the portable respirator is easy to disassemble and assemble and has a compact structure.

[0037] In one embodiment, if Figure 5 As shown, the clamping member 23 includes a pressing portion 231 and a buckle portion 232 connected to the pressing portion 231. The oxygen generating housing 21 is also provided with a pressing hole and a buckle hole. The pressing portion 231 extends into the pressing hole, and the buckle portion 232 passes through the buckle hole. It can be understood that the pressing portion 231 and the buckle portion 232 are integrally formed structural parts, and the buckle portion 232 can be a buckle.

[0038] The oxygen generator 2 further includes an elastic member (not shown) abutting against the pressing portion 231 and located in the oxygen generator housing 21; the oxygen generator housing 21 is detachably mounted in the accommodating groove 111 by the buckle portion 232 snapped into the snap groove 112. It can be understood that the elastic member abuts against the inner wall of the pressing portion 231.

[0039] Specifically, when the pressing portion 231 is in a free state, the rebound force of the elastic member pushes the snap-fitting member 23 outward, so that the snap-fitting member 232 protrudes outside the snap-fitting hole; when the oxygen concentrator 2 is installed in the accommodating groove 111 of the respirator 1, the protruding snap-fitting member 232 is snap-fitted into the snap-fitting groove 112, so that the oxygen concentrator 2 is fixed on the respirator 1. Pressing the pressing portion 231, the pressing portion 231 drives the snap-fitting member 232 to retreat into the snap-fitting hole, so that the snap-fitting member 232 is disengaged from the snap-fitting groove 112, and the oxygen concentrator 2 can be removed from the respirator 1. In this embodiment, the snap-fitting member 23 has a simple structure and is easy to operate.

[0040] In one embodiment, if Figure 3 and Figure 7 As shown, the breathing assembly 12 includes a first pressure valve 121, a first proportional valve 122, a first flow sensor 123, a turbine 124, a second flow sensor 125, a second pressure sensor 126, a second proportional valve 127 and a first oxygen concentration sensor 128 which are connected in sequence. The end of the first flow sensor 123 away from the first proportional valve 122 is connected to the oxygen inlet of the turbine 124. It can be understood that the first pressure valve 121 can adjust the pressure of the oxygen flowing into the turbine 124, and the first proportional valve 122 can adjust the oxygen concentration of the first flow sensor 123. The flow rate of oxygen flowing into the turbine 124, the first flow sensor 123 can detect the flow rate of oxygen flowing into the turbine 124, the second flow sensor 125 can detect the flow rate of the air-oxygen mixture output by the turbine 124, the second pressure sensor 126 can detect the pressure of the air-oxygen mixture output by the turbine 124, the second proportional valve 127 can adjust the flow rate of the air-oxygen mixture output by the turbine 124, and the first oxygen concentration sensor 128 can detect the oxygen concentration of the air-oxygen mixture output by the turbine 124.

[0041] The breathing housing 11 is provided with an oxygen inlet connector connected to the end of the first pressure valve 121 away from the first proportional valve 122, and the oxygen production housing 21 is provided with an oxygen outlet connector 211 connected to the oxygen production assembly 22, and the oxygen inlet connector is detachably connected to the oxygen outlet connector 211; it can be understood that when the oxygen inlet connector of the oxygen generator 2 is connected to the oxygen outlet connector 211 of the oxygen generator 2, the oxygen generator 2 can input the oxygen it produces into the turbine 124 of the respirator 1. When the oxygen inlet connector of the oxygen generator 2 is connected to an external high-pressure oxygen cylinder, the external high-pressure oxygen cylinder can input oxygen into the turbine 124 of the respirator 1.

[0042] The breathing housing 11 is also provided with an inhalation connector connected to the end of the first oxygen concentration sensor 128 away from the second proportional valve 127. It can be understood that the inhalation connector can be connected to the patient's breathing end through a trachea, so that the ventilator 1 can output the air-oxygen mixed gas to the patient end through the inhalation connector.

[0043] Specifically, the oxygen output by the sample preparation machine or the high-pressure oxygen cylinder can be input to the oxygen inlet of the turbine 124 through the oxygen intake connector, the first pressure valve 121, the first proportional valve 122 and the first flow sensor 123 in sequence; the air inlet of the turbine 124 absorbs air and mixes it with oxygen, and the air-oxygen mixed gas output by the turbine 124 is output to the patient end through the second flow sensor 125, the second pressure sensor 126, the second proportional valve 127, the first oxygen concentration sensor 128 and the inhalation connector in sequence.

[0044] In one embodiment, if Figure 3 and Figure 4 As shown, the breathing assembly 12 further includes a filter box 129, the filter box 129 includes a box body and filter paper installed in the box body, the outlet of the filter box 129 is connected to the air inlet of the turbine 124; a plurality of air inlet holes 1291 are provided on the plate surface of the housing away from the air inlet of the turbine 124. It can be understood that the plate surface of the housing is covered with the air inlet holes 1291.

[0045] Specifically, external air is input into the box body through the air inlet 1291, and the air flows into the turbine 124 after being filtered by the filter paper in the box body. In this embodiment, the design of the filter box 129 ensures the cleanliness of the air input into the turbine 124.

[0046] In one embodiment, if Figure 2 and Figure 4 As shown, the outer wall of the breathing housing 11 is provided with a mounting groove 113, the inner wall of the mounting groove 113 is provided with a card slot, and the box body is provided with an elastic card arm 1292, and the box body is detachably mounted in the mounting groove 113 by the elastic card arm 1292 that is carded in the card slot. It can be understood that the mounting groove 113 is arranged on the back of the breathing housing 11, and the filter box 129 is detachably mounted between the breathing housing 11, so that it is convenient for the user to replace the filter box 129, and it is convenient for the user to replace the filter paper in the filter box 129.

[0047] In one embodiment, the ventilator 1 also includes a display screen 13 installed on the outer wall of the breathing shell 11 and a control panel (not shown in the figure) integrated with a breathing module and a defibrillator module, and the control panel is electrically connected to the display screen 13; it can be understood that the control screen can display various parameters of the ventilator 1.

[0048] The breathing module is electrically connected to the breathing component 12, and the breathing housing 11 also has a defibrillator interface (not shown) electrically connected to the defibrillator module. It can be understood that the breathing module can control the start and stop of the breathing component 12, the defibrillator module can control the voltage output by the output interface, and the defibrillator interface can be electrically connected to an external electrode sheet, thereby controlling the output voltage of the electrode sheet to ensure the defibrillation effect of the electrode sheet on the patient. In this embodiment, the ventilator 1 is also integrated with a defibrillator function, which further improves the applicability and versatility of the portable ventilator.

[0049] In one embodiment, if Figure 6 and Figure 7 As shown, the oxygen production component 22 includes a compressor 221, a molecular sieve tower 222, an oxygen storage tank 223, a pressure regulating valve 224 and a third proportional valve 225 which are connected in sequence, and an oxygen outlet port connected to the end of the third proportional valve 225 away from the pressure regulating valve 224 is provided on the oxygen production housing 21. Specifically, the compressor 221 absorbs air and compresses it to input into the molecular sieve tower 222, and the molecular sieve tower 222 extracts oxygen therein and then inputs it into the oxygen storage tank 223. The oxygen stored in the oxygen storage tank 223 is input into the ventilator 1 through the oxygen outlet port after passing through the pressure regulating effect of the pressure regulating valve 224 and the flow regulating effect of the third proportional valve 225.

[0050] In one embodiment, if Figure 1 and Figure 7 As shown, the portable ventilator further includes a sputum collecting cup 4 detachably mounted on the breathing housing 11;

[0051] The oxygen production component 22 also includes a switching valve 226, which is used to control the outlet of the compressor 221 to be connected to the molecular sieve tower 222 or the sputum collection cup 4. It can be understood that when the switching valve 226 controls the first outlet of the compressor 221 to be connected to the molecular sieve tower 222, the oxygen generator 2 can achieve the function of oxygen production; when the switching valve 226 controls the outlet of the compressor 221 to be connected to the sputum collection cup 4, the inlet of the compressor 221 can be connected to the throat of the patient through a hose, so that the ventilator 1 inhales the sputum in the patient's body and inputs it into the sputum collection cup 4. In this embodiment, the oxygen generator 2 integrates the oxygen production function and the sputum suction function, which further improves the applicability and versatility of the portable ventilator.

[0052] In one embodiment, if Figure 1 As shown, the ventilator 1 further includes a sleeve 5 mounted on the outer wall of the breathing shell 11, and the sputum collecting cup 4 is detachably mounted in the sleeve 5. It can be understood that the sputum collecting cup 4 can be directly placed in the sleeve 5, so as to facilitate the disassembly and assembly between the sputum collecting cup 4 and the ventilator 1.

[0053] In one embodiment, if Figure 1 and Figure 2 As shown, a handle 114 and / or a hook 115 are also provided on the outer wall of the breathing shell 11. It can be understood that the handle 114 is arranged on the top of the breathing machine 1, so as to facilitate the transportation of the breathing machine 1; the hook 115 is arranged on the back of the breathing machine 1, so that the breathing machine 1 can be hung on the wall through the hook 115, which improves the convenience of installing the breathing machine 1.

[0054] The above are only embodiments of the portable ventilator of the present invention and are not intended to limit the present invention. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A portable ventilator, characterized in that: The invention comprises a ventilator and an oxygen concentrator for providing oxygen to the ventilator, wherein the oxygen concentrator comprises an oxygen concentrator housing and an oxygen concentrator assembly installed in the oxygen concentrator housing, and the ventilator comprises a breathing housing provided with a receiving groove and a breathing assembly installed in the breathing housing; A clamping groove is provided on the inner wall of the accommodating groove, and the oxygen generator further comprises a clamping piece installed on the oxygen generator shell, and the oxygen generator shell is detachably installed in the accommodating groove by the clamping piece clamped in the clamping groove.

2. The portable ventilator according to claim 1, characterized in that: The clamping member includes a pressing portion and a buckle portion connected to the pressing portion, and the oxygen generator housing is further provided with a pressing hole and a buckle hole, the pressing portion extends into the pressing hole, and the buckle portion passes through the buckle hole; The oxygen generator further comprises an elastic member abutting against the pressing portion and located in the oxygen generator housing; the oxygen generator housing is detachably mounted in the accommodating groove by the buckle portion being clamped in the clamping groove.

3. The portable ventilator according to claim 1, characterized in that: The breathing assembly comprises a first pressure valve, a first proportional valve, a first flow sensor, a turbine, a second flow sensor, a second pressure sensor, a second proportional valve and a first oxygen concentration sensor which are connected in sequence, wherein an end of the first flow sensor away from the first proportional valve is connected to an oxygen inlet of the turbine; The breathing housing is provided with an oxygen inlet connector connected to the end of the first pressure valve away from the first proportional valve, and the oxygen production housing is provided with an oxygen outlet connector connected to the oxygen production assembly, and the oxygen inlet connector is detachably connected to the oxygen outlet connector; The breathing shell is also provided with an air intake connector connected to an end of the first oxygen concentration sensor away from the second proportional valve.

4. The portable ventilator according to claim 3, characterized in that: The breathing assembly also includes a filter box, which includes a box body and filter paper installed in the box body, and the outlet of the filter box is connected to the air inlet of the turbine; a plurality of air inlet holes are provided on the plate surface of the shell away from the air inlet of the turbine.

5. The portable ventilator according to claim 4, characterized in that: The outer wall of the breathing shell is provided with a mounting groove, the inner wall of the mounting groove is provided with a clamping groove, and the box body is provided with an elastic clamping arm. The box body can be detachably mounted in the mounting groove by clamping the elastic clamping arm in the clamping groove.

6. The portable ventilator according to claim 1, characterized in that: The ventilator further comprises a display screen mounted on the outer wall of the breathing housing and a control panel integrated with a breathing module and a defibrillation module, wherein the control panel is electrically connected to the display screen; The breathing module is electrically connected to the breathing assembly, and the breathing housing also has a defibrillation interface electrically connected to the defibrillation module.

7. The portable ventilator according to claim 1, characterized in that: The oxygen production component comprises a compressor, a molecular sieve tower, an oxygen storage tank, a pressure regulating valve and a third proportional valve which are connected in sequence. The oxygen production shell is provided with an oxygen outlet connection which is connected to an end of the third proportional valve away from the pressure regulating valve.

8. The portable ventilator according to claim 7, characterized in that: The portable ventilator also includes a sputum collecting cup detachably mounted on the breathing housing; The oxygen production component also includes a switching valve, which is used to control the outlet of the compressor to be connected to the molecular sieve tower or the sputum collecting cup.

9. The portable ventilator according to claim 8, characterized in that: The respirator further comprises a sleeve mounted on the outer wall of the respirator housing, and the sputum collecting cup is detachably mounted in the sleeve.

10. The portable ventilator according to claim 1, characterized in that: A handle and / or a hook is also provided on the outer wall of the breathing shell.

Images