CN219481169U - Air suction channel integrated module and breathing machine - Google Patents

Abstract

The utility model provides an air suction channel integrated module, comprising: the main seat body comprises a front seat body and a rear seat body which are assembled together, a first air suction channel is arranged in the front seat body, and a pressure relief pipe is convexly arranged on the outer wall of the front seat body; a second air suction channel is arranged in the rear seat body, and a first opening and a second opening are arranged on the outer wall of the rear seat body; the one-way valve is clamped by the front seat body and the rear seat body; the safety valve is arranged on the front seat body and used for switching on and off between the first air suction channel and the pressure relief pipe; an oxygen cell mounted at the first opening; the suction pressure sampling seat is arranged at the second opening; the flow sensor sealing ring is arranged at the rear end opening of the rear seat body. The suction channel integrated module is convenient to assemble and disassemble, convenient to clean and sterilize, high in integration level and capable of reducing cross infection risks. The utility model also provides a breathing machine, which comprises a main machine body, wherein the main machine body is internally provided with the air suction channel integrated module, and the outlet of the pressure relief pipe is positioned outside the main machine body.

Description

Air suction channel integrated module and breathing machine

Technical Field

The utility model relates to the field of medical equipment, in particular to the field of an inhalation channel module and a respirator.

Background

The breathing machine is a device which can proxy, control or change physiological breathing of people, increase lung ventilation, improve respiratory function, reduce breathing power consumption and save heart reserve capacity. The inhalation channel module is an important component in the breathing machine, the rear end of the inhalation channel module is connected with the inhalation flow control system, the front end of the inhalation channel module is used as a gas output port of the breathing machine and is connected with breathing equipment such as a breathing pipeline, a humidifier, a bacterial filter and the like, and a patient inhales through the breathing equipment.

The function of the existing air suction channel module is single, other functional modules required by the breathing machine are required to be additionally installed on the breathing machine in use, so that the assembly of the breathing machine is complex, the air suction channel is difficult to disassemble and assemble, the internal components are difficult to clean and sterilize, in addition, a pressure protection function is usually added to the air suction functional module, the air is discharged through a pressure relief opening when the air supply pressure is overlarge, so that a patient is prevented from being injured, the pressure relief opening of the existing air suction functional module is arranged inside the breathing machine, the discharged air is polluted to the internal components of the equipment, bacteria are easy to breed, and cross infection among different patients is caused.

Disclosure of Invention

The utility model aims to at least solve one of the technical problems in the prior art and provides an air suction channel integrated module and a breathing machine, wherein the air suction channel integrated module has high integration level, is convenient to assemble and is beneficial to reducing the risk of cross infection.

In order to achieve the above purpose, the technical scheme provided by the utility model is as follows:

an inhalation channel integration module, comprising:

the main seat body comprises a front seat body and a rear seat body which are assembled together, a first air suction channel which is communicated with each other in the front seat body is arranged in the front seat body, and a pressure relief pipe which is communicated with the first air suction channel is convexly arranged on the outer wall of the front seat body; a first opening and a second opening which are communicated with the second air suction channel are formed in the outer wall of the rear seat body;

a check valve installed in the main body by being clamped together by the front and rear bodies, the check valve being for preventing gas from flowing from the first suction passage to the second suction passage;

the safety valve is arranged on the front seat body and used for switching on and off between the first air suction channel and the pressure relief pipe;

an oxygen cell mounted at the first opening of the rear housing;

the suction pressure sampling seat is arranged at the second opening of the rear seat body;

and the flow sensor sealing ring is arranged at the rear end opening of the rear seat body.

Preferably, a third opening communicated with the first air suction channel is formed in the outer wall of the front seat body, a connecting pipe encircling the outside of the third opening is convexly arranged on the outer wall of the front seat body, the pressure relief pipe is arranged on the side wall of the connecting pipe, the inner cavity of the pressure relief pipe is communicated with the inner cavity of the connecting pipe, and the safety valve is arranged on the connecting pipe and used for switching the opening and the closing of the third opening.

Preferably, an abutment table is convexly arranged on the inner side wall of the connecting pipe, the safety valve comprises an electromagnetic driver and a diaphragm, the electromagnetic driver is arranged on the connecting pipe, and the electromagnetic driver and the abutment table clamp the edge of the diaphragm together to fix the diaphragm in the connecting pipe; the driving rod of the electromagnetic driver is connected with the middle part of the diaphragm and used for driving the middle part of the diaphragm to move so as to press the diaphragm on the third opening or move away from the third opening.

Preferably, the one-way valve comprises a fixed seat and a valve plate arranged on the fixed seat, and the fixed seat is clamped by the front seat body and the rear seat body and is arranged in the main seat body; the main seat body is provided with a first positioning lug or a first positioning groove, the fixing seat is correspondingly provided with a first positioning groove or a first positioning lug, and the first positioning lug is inserted into the first groove to limit the rotation of the fixing seat relative to the main seat body.

Preferably, the fixing seat is provided with a connecting hole, the valve plate is provided with a connecting rod, an elastic connecting block is convexly arranged on the connecting rod in a lateral direction, the connecting rod is inserted in the connecting hole, the valve plate and the connecting block clamp the fixing seat together to install the valve plate on the fixing seat, and the connecting block can be elastically compressed to enable the connecting block to pass through the connecting hole.

Preferably, the fixing seat is provided with a second positioning projection or a second positioning groove, the valve plate is correspondingly provided with a second positioning groove or a second positioning projection, and the second positioning projection is inserted into the second positioning groove to limit the rotation of the valve plate relative to the fixing seat.

Preferably, the front seat body and the rear seat body are detachably mounted together through a turnbuckle structure.

Preferably, the front seat body is integrally provided with a connecting flange.

Preferably, the first opening and the second opening are respectively arranged on two opposite sides of the rear seat body and aligned.

The utility model also provides a breathing machine, which comprises a main machine body, wherein the main machine body is internally provided with the air suction channel integrated module, and the outlet of the pressure relief pipe is positioned outside the main machine body.

The beneficial effects of the utility model are as follows: the air suction channel integrated module is characterized in that the main seat body is assembled by the front seat body and the rear seat body, the manufacturing and forming are facilitated, the check valve is clamped by the front seat body and the rear seat body to realize the assembly, the assembly structure is simplified, the safety valve, the oxygen battery, the air suction pressure adoption seat and the flow sensor sealing ring are respectively and independently arranged on the main seat body, the disassembly and the assembly are effectively facilitated, the cleaning and the sterilization are facilitated, the check valve can prevent the gas backflow, the air suction pressure adoption seat can be connected with the pressure sensor to detect the air supply pressure in real time, the safety valve is matched, the pressure can be timely released when the pressure in the main seat body is overlarge, the oxygen battery can improve the oxygen solubility, the flow sensor sealing ring can be conveniently connected with the flow sensor, the integration level is high, the safety of a patient can be effectively ensured, and the assembly and the maintenance of a breathing machine are facilitated, and in addition, the safety valve is conveniently arranged on the outer wall of the front seat body in a protruding mode, so that the safety valve can be conveniently extended out of the breathing machine, the discharged gas can be directly discharged to the outside the breathing machine when the pressure is released, the breathing machine is avoided polluting internal parts, the cross infection can be reduced, and the risk of bacteria can be reduced. The breathing machine has the advantages because the breathing channel integrated module is adopted, and the breathing machine has the advantages that the outlet of the pressure relief pipe is arranged outside the main machine body, so that the parts inside the main machine body can be effectively prevented from being polluted by the gas discharged by pressure release, and the risk of cross infection is reduced.

Drawings

The utility model will be described in further detail with reference to the drawings and the detailed description.

FIG. 1 is a block diagram of a preferred embodiment of an air intake channel integration module according to the present utility model;

FIG. 2 is an enlarged view of a portion A of FIG. 1;

FIG. 3 is an exploded view of the preferred embodiment of the suction channel module of the present utility model;

fig. 4 is a sectional view showing a structure of a preferred embodiment of the suction channel integration module of the present utility model.

Wherein, each reference sign in the figure:

11. a front seat body; 111. a first suction passage; 112. a pressure relief tube; 113. a third opening; 114. a connecting pipe; 115. an abutment; 12. a rear seat body; 121. a second suction passage; 122. a first opening; 123. a second opening; 131. a turnbuckle block; 132. a turnbuckle hole; 133. a rib; 134. a bar-shaped groove; 14. a connecting flange; 15. a first seal ring; 16. a second seal ring; 21. a fixing seat; 22. a valve plate; 23. a connecting rod; 24. a connecting block; 30. a safety valve; 31. a connecting seat; 311. a third boss; 32. an electromagnet; 33. a driving rod; 34. a membrane; 40. an oxygen cell; 41. an oxygen cell mounting base; 42. a first boss; 43. a third seal ring; 50. an inhalation pressure sampling seat; 51. a second boss; 52. a fourth seal ring; 60. a flow sensor seal ring; 71. a first positioning bump; 72. a first positioning groove; 73. a second positioning bump; 74. and a second positioning groove.

Detailed Description

Reference will now be made in detail to the present embodiments of the present utility model, examples of which are illustrated in the accompanying drawings, wherein the accompanying drawings are used to supplement the description of the written description so that one can intuitively and intuitively understand each technical feature and overall technical scheme of the present utility model, but not to limit the scope of the present utility model.

In the description of the present utility model, unless explicitly defined otherwise, terms such as arrangement, installation, connection, etc. should be construed broadly and the specific meaning of the terms in the present utility model can be reasonably determined by a person skilled in the art in combination with the specific contents of the technical scheme.

Referring to fig. 1 to 4, a preferred embodiment of the suction channel integration module of the present utility model includes: the main seat body comprises a front seat body 11 and a rear seat body 12 which are assembled together, a first air suction channel 111 which is communicated with each other in the front seat body 11 is arranged in the front seat body 11, and a pressure relief pipe 112 which is communicated with the first air suction channel 111 is convexly arranged on the outer wall of the front seat body 11; a second air suction channel 121 which is communicated with the first air suction channel 111 in a front-back manner is arranged in the rear seat body 12, and a first opening 122 and a second opening 123 which are communicated with the second air suction channel 121 are arranged on the outer wall of the rear seat body 12; a check valve installed in the main body by being clamped together by the front and rear bodies 11 and 12, the check valve for preventing gas from flowing from the first suction passage 111 to the second suction passage 121; a safety valve 30 mounted on the front seat 11 for switching on/off of communication between the first suction passage 111 and the pressure relief pipe 112; an oxygen cell 40 mounted at the first opening 122 of the rear housing 12; an inhalation pressure sampling seat 50 installed at the second opening 123 of the rear seat body 12; the flow sensor seal 60 is mounted at the rear end opening of the rear housing 12.

The main seat body is assembled by the front seat body 11 and the rear seat body 12, the manufacturing and the forming are facilitated, the check valve is clamped by the front seat body 11 and the rear seat body 12 to realize the assembly, the assembly structure is simplified, the safety valve 30, the oxygen battery 40, the suction pressure adoption seat and the flow sensor sealing ring 60 are respectively and independently arranged on the main seat body, the disassembly and the assembly are effectively facilitated, the cleaning and the sterilization are facilitated, the check valve can prevent the gas backflow, the suction pressure adoption seat can be connected with the pressure sensor to detect the air supply pressure in real time, the pressure can be timely released when the pressure in the main seat body is overlarge by matching with the safety valve 30, the oxygen battery 40 can improve the oxygen solubility, the flow sensor sealing ring 60 can be conveniently connected with the flow sensor, the integration level is high, the safety of a patient can be effectively ensured, and the assembly and the maintenance of the breathing machine are facilitated to be simplified.

As a preferred embodiment of the suction channel integration module according to the utility model, it may also have the following additional technical features:

referring to fig. 1 and 4, in the present embodiment, a third opening 113 communicating with the first air suction channel 111 is provided on the outer wall of the front seat 11, a connecting pipe 114 surrounding the third opening 113 is provided on the outer wall of the front seat 11, a pressure release pipe 112 is provided on the side wall of the connecting pipe 114, and the inner cavity of the pressure release pipe is communicated with the inner cavity of the connecting pipe 114, and a safety valve 30 is installed on the connecting pipe 114 and used for switching the opening and closing of the third opening 113, so that the selection of the safety valve 30 is facilitated, the smoothness of the first air suction channel 111 can be ensured, the blocking and interference to the air flow can be reduced, and the safety valve 30 can switch the on-off of the communication between the pressure release pipe 112 and the first air suction channel 111 more reliably. In other embodiments, the pressure relief tube 112 may be directly disposed on the outer wall of the front seat 11, and the safety valve 30 correspondingly directly controls the on-off of the pressure relief tube 112 or controls the on-off of the connection between the pressure relief tube 112 and the first air suction channel 111, which can be flexibly selected by those skilled in the art according to requirements.

In this embodiment, the inner side wall of the connection pipe 114 is convexly provided with an abutment table 115, the safety valve 30 comprises an electromagnetic driver and a diaphragm 34, the electromagnetic driver is mounted on the connection pipe 114, and the electromagnetic driver clamps the edge of the diaphragm 34 together with the abutment table 115 to fix the diaphragm 34 in the connection pipe 114; the actuating lever 33 of electromagnetic drive is connected with the middle part of diaphragm 34 for the middle part of driving diaphragm 34 removes so that the diaphragm 34 compresses tightly on the third opening 113 or removes third opening 113, so the dismouting of relief valve 30 of being convenient for, conveniently changes the diaphragm 34 of breeding the bacterium easily or unpick diaphragm 34 and wash the disinfection, helps reducing the cross infection risk, in addition, electromagnetic drive simple structure, and the volume is less, can be connected with the control system of breathing machine, thereby is convenient for control according to the user demand, uses more nimble convenience. In other embodiments, the relief valve 30 may also use other common relief structures such as mechanical relief valves, but is not limited thereto.

Referring to fig. 3 and 4, in the present embodiment, the check valve includes a fixed seat 21 and a valve plate 22 mounted on the fixed seat 21, and the fixed seat 21 is clamped by the front seat 11 and the rear seat 12 to be mounted in the main seat; the main seat body is provided with the first positioning lug 71, the fixed seat 21 is correspondingly provided with the first positioning groove 72, the first positioning lug 71 is inserted in the first groove to limit the rotation of the fixed seat 21 relative to the main seat body, the one-way valve is simple in structure and convenient to process, manufacture and assemble, and shaking and rotation dislocation of the one-way valve can be effectively prevented through the cooperation of the first positioning lug 71 and the first positioning groove 72, so that the one-way valve is more reliable. In this embodiment, the fixing seat 21 is annular, and the valve plate 22 is tightly attached to the front end surface of the fixing seat 21, so that the valve plate 22 can only swing forward relative to the fixing seat 21, and when a reverse airflow occurs, the airflow compresses the valve plate 22 on the front end surface of the fixing seat 21 to close the fixing seat 21, thereby realizing a unidirectional ventilation function. In other embodiments, the check valve may also use other commonly used one-way venting structures, and is not limited thereto. In addition, the arrangement positions of the first positioning projection 71 and the first positioning groove 72 may be interchanged in other embodiments.

In this embodiment, a connection hole is formed in the fixing base 21, a connection rod 23 is disposed on the valve plate 22, an elastic connection block 24 is laterally protruding on the connection rod 23, the connection rod 23 is inserted into the connection hole, and the valve plate 22 and the connection block 24 clamp the fixing base 21 together to mount the valve plate 22 on the fixing base 21, and the connection block 24 can be elastically compressed to enable the valve plate to pass through the connection hole. So make things convenient for the dismouting of valve block 22, be convenient for change valve block 22 or to the valve block 22 to unpick and wash the disinfection, help reducing cross infection risk. In this embodiment, the end surface of the connecting block 24 facing away from the valve plate 22 is an inclined surface, so that the valve plate 22 is guided when being mounted on the fixing seat 21, i.e. the connecting block 24 is extruded to deform, and the assembly is facilitated. In other embodiments, the valve plate 22 may be attached to the fixing base 21 by bonding, clamping, sleeving, or other conventional connection methods.

The fixing seat 21 is provided with a second positioning bump 73, the valve plate 22 is correspondingly provided with a second positioning groove 74, and the second positioning bump 73 is inserted into the second positioning groove 74 to limit the rotation of the valve plate 22 relative to the fixing seat 21. So can effectively guarantee the stability of valve block 22, avoid valve block 22 deflection dislocation and influence the sealed effect. In other embodiments, the arrangement positions of the second positioning projection 73 and the second positioning groove 74 may be interchanged.

In this embodiment, a first sealing ring 15 is disposed between the outer wall of the fixed seat 21 and the inner wall of the front seat 11, and a second sealing ring 16 is disposed between the front seat 11 and the rear seat 12, so that a good sealing effect can be achieved, and air leakage can be prevented.

Referring to fig. 1 and 2, in the present embodiment, the front seat 11 and the rear seat 12 are detachably mounted together through a turnbuckle structure, so as to facilitate disassembly, maintenance, cleaning and disinfection. In this embodiment, the turnbuckle structure includes a turnbuckle block 131 disposed on the front seat 11 and a turnbuckle hole 132 disposed on the rear seat 12, and a guiding surface matching with the turnbuckle block 131 is disposed in the rear seat 12, and when assembling, the rear end of the front seat 11 is inserted into the rear seat 12, and then the two are relatively rotated until the turnbuckle block 131 is inserted into the turnbuckle hole 132, so that the assembly can be completed, and at this moment, the protruding rib 133 on the turnbuckle block 131 is matched with the bar-shaped groove 134 in the turnbuckle hole 132, so that the front seat 11 and the rear seat 12 can be prevented from self-rotating loose, and when disassembling, the operation is reversed. In other embodiments, the turnbuckle structure may be configured to be disassembled by relative rotation, or the front seat 11 and the rear seat 12 may be assembled by other common connection structures such as screws, buckles, etc., but not limited thereto.

Referring to fig. 1 and 3, in this embodiment, the front seat 11 is integrally provided with the connecting flange 14, so that the main seat is conveniently and fixedly installed on the breathing machine, and the breathing machine is further convenient to assemble without additionally adding a connecting structure.

In this embodiment, the first opening 122 and the second opening 123 are disposed on opposite sides of the rear seat 12 and aligned, so as to facilitate the machining and shaping of the rear seat 12.

In the present embodiment, the oxygen cell mounting seat 41 is further included, the oxygen cell 40 is disposed on the oxygen cell mounting seat 41, the oxygen cell mounting seat 41 has a first boss 42 inserted in the first opening 122, and a third sealing ring 43 is disposed between the first boss 42 and the inner wall of the first opening 122; the suction pressure sampling seat 50 is provided with a second boss 51 inserted in the second opening 123, and a fourth sealing ring 52 is arranged between the second boss 51 and the inner wall of the second opening 123; the oxygen cell mounting seat 41 and the suction pressure sampling seat 50 are both fixed to the rear seat body 12 by screws. The electromagnetic driver includes a connecting seat 31 and an electromagnet 32 disposed on the connecting seat 31, a third boss 311 inserted into the connecting tube 114 is disposed on the connecting seat 31, and the connecting seat 31 is also fixed on the rear seat 12 by a screw. In other embodiments, the oxygen cell 40, the suction pressure application seat, and the electromagnetic actuator may alternatively be mounted to the main housing by other conventional mounting structures, such as, but not limited to, screw structures, snap-fit structures, and the like.

The above additional technical features can be freely combined and superimposed by a person skilled in the art without conflict.

The utility model also provides a breathing machine, which comprises a main machine body, wherein the main machine body is internally provided with the air suction channel integrated module, and the outlet of the pressure relief pipe 112 is positioned outside the main machine body. The breathing machine has the advantages because the breathing machine adopts the air suction channel integrated module, and the breathing machine has the advantages that the outlet of the pressure relief pipe 112 is arranged outside the main machine body, so that the pressure release exhaust gas can be effectively prevented from polluting the parts inside the main machine body, and the risk of cross infection is reduced.

Other structures of ventilators are well known to those skilled in the art and will not be described in further detail herein.

In the present utility model, the direction of the airflow in the main housing, that is, the direction indicated by the arrow in fig. 4, is the front direction in the normal use state, which is only for convenience of description and understanding, and should not be construed as limiting the present utility model.

The foregoing is only a preferred embodiment of the present utility model, and all technical solutions for achieving the object of the present utility model by substantially the same means are within the scope of the present utility model.

Claims (10)

1. An intake channel integration module, comprising:

the main seat body comprises a front seat body (11) and a rear seat body (12) which are assembled together, a first air suction channel (111) which is communicated with each other in the front seat body (11) is arranged in the front seat body, and a pressure release pipe (112) which is communicated with the first air suction channel (111) is convexly arranged on the outer wall of the front seat body (11); a second air suction channel (121) which is communicated with the first air suction channel (111) in a front-back manner is arranged in the rear seat body (12), and a first opening (122) and a second opening (123) which are both communicated with the second air suction channel (121) are arranged on the outer wall of the rear seat body (12);

a check valve installed in the main body by being clamped together by the front body (11) and the rear body (12), the check valve being for preventing gas from flowing from the first suction passage (111) to the second suction passage (121);

a safety valve (30) mounted on the front seat body (11) for switching on/off between the first air suction channel (111) and the pressure relief pipe (112);

an oxygen cell (40) mounted at the first opening (122) of the rear housing (12);

an inhalation pressure sampling seat (50) mounted at the second opening (123) of the rear seat body (12);

and the flow sensor sealing ring (60) is arranged at the rear end opening of the rear seat body (12).

2. The air suction channel integrated module according to claim 1, wherein a third opening (113) communicated with the first air suction channel (111) is formed in the outer wall of the front seat body (11), a connecting pipe (114) encircling the outside of the third opening (113) is arranged on the outer wall of the front seat body (11) in a protruding mode, the pressure relief pipe (112) is arranged on the side wall of the connecting pipe (114) and the inner cavity of the pressure relief pipe is communicated with the inner cavity of the connecting pipe (114), and the safety valve (30) is installed on the connecting pipe (114) and used for switching on and off of the third opening (113).

3. The suction channel integrated module according to claim 2, characterized in that the inner side wall of the connecting tube (114) is convexly provided with an abutment table (115), the safety valve (30) comprising an electromagnetic actuator and a membrane (34), the electromagnetic actuator being mounted on the connecting tube (114), the electromagnetic actuator clamping the edge of the membrane (34) together with the abutment table (115) to fix the membrane (34) within the connecting tube (114); a driving rod (33) of the electromagnetic driver is connected with the middle part of the diaphragm (34) and is used for driving the middle part of the diaphragm (34) to move so as to press the diaphragm (34) on the third opening (113) or move away from the third opening (113).

4. An air suction channel integrated module according to claim 1, wherein the check valve comprises a fixed seat (21) and a valve plate (22) mounted on the fixed seat (21), the fixed seat (21) being clamped by the front seat (11) and the rear seat (12) to be mounted in the main seat; the main seat body is provided with a first positioning lug (71) or a first positioning groove (72), the fixed seat (21) is correspondingly provided with the first positioning groove (72) or the first positioning lug (71), and the first positioning lug (71) is inserted into the first groove to limit the rotation of the fixed seat (21) relative to the main seat body.

5. The suction channel integrated module according to claim 4, wherein the fixing base (21) is provided with a connecting hole, the valve plate (22) is provided with a connecting rod (23), the connecting rod (23) is laterally provided with an elastic connecting block (24) in a protruding manner, the connecting rod (23) is inserted into the connecting hole, the valve plate (22) and the connecting block (24) clamp the fixing base (21) together to install the valve plate (22) on the fixing base (21), and the connecting block (24) can be elastically compressed to enable the valve plate to pass through the connecting hole.

6. The air suction channel integrated module according to claim 5, wherein the fixing seat (21) is provided with a second positioning projection (73) or a second positioning groove (74), the valve plate (22) is correspondingly provided with the second positioning groove (74) or the second positioning projection (73), and the second positioning projection (73) is inserted into the second positioning groove (74) to limit the rotation of the valve plate (22) relative to the fixing seat (21).

7. An air suction channel integrated module according to claim 1, wherein the front housing (11) and the rear housing (12) are detachably mounted together by a turnbuckle structure.

8. An air suction channel integrated module according to claim 1, characterized in that the front seat (11) is provided with a connecting flange (14) in one piece.

9. The suction channel integrated module according to claim 1, wherein the first opening (122) and the second opening (123) are provided on opposite sides of the rear housing (12) and aligned.

10. A breathing machine, characterized by comprising a main machine body, wherein the main machine body is internally provided with the inhalation channel integration module according to any one of claims 1 to 9, and the outlet of the pressure release tube (112) is positioned outside the main machine body.