CN109200414B - Noise-reduction breathing machine system - Google Patents
Noise-reduction breathing machine system Download PDFInfo
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- CN109200414B CN109200414B CN201811398357.4A CN201811398357A CN109200414B CN 109200414 B CN109200414 B CN 109200414B CN 201811398357 A CN201811398357 A CN 201811398357A CN 109200414 B CN109200414 B CN 109200414B
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- shell
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- 230000029058 respiratory gaseous exchange Effects 0.000 title claims abstract description 42
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 69
- 230000009467 reduction Effects 0.000 claims abstract description 22
- 239000000725 suspension Substances 0.000 claims abstract description 11
- 238000007789 sealing Methods 0.000 claims description 47
- 238000009434 installation Methods 0.000 claims description 15
- 239000013013 elastic material Substances 0.000 claims description 8
- 238000002347 injection Methods 0.000 claims description 8
- 239000007924 injection Substances 0.000 claims description 8
- 238000005192 partition Methods 0.000 claims description 6
- 230000001681 protective effect Effects 0.000 claims description 6
- 230000000670 limiting effect Effects 0.000 claims description 3
- 230000002035 prolonged effect Effects 0.000 abstract description 7
- 230000002829 reductive effect Effects 0.000 abstract description 4
- 230000008859 change Effects 0.000 abstract description 3
- 238000013016 damping Methods 0.000 abstract description 3
- 230000000694 effects Effects 0.000 description 7
- 239000007788 liquid Substances 0.000 description 6
- 238000010521 absorption reaction Methods 0.000 description 3
- 230000009471 action Effects 0.000 description 3
- 230000035939 shock Effects 0.000 description 3
- 230000006978 adaptation Effects 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 229920003023 plastic Polymers 0.000 description 2
- 230000000241 respiratory effect Effects 0.000 description 2
- 230000001743 silencing effect Effects 0.000 description 2
- 206010002091 Anaesthesia Diseases 0.000 description 1
- 230000037005 anaesthesia Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 230000030279 gene silencing Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000002441 reversible effect Effects 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M16/00—Devices for influencing the respiratory system of patients by gas treatment, e.g. ventilators; Tracheal tubes
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M16/00—Devices for influencing the respiratory system of patients by gas treatment, e.g. ventilators; Tracheal tubes
- A61M16/0003—Accessories therefor, e.g. sensors, vibrators, negative pressure
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/66—Combating cavitation, whirls, noise, vibration or the like; Balancing
- F04D29/661—Combating cavitation, whirls, noise, vibration or the like; Balancing especially adapted for elastic fluid pumps
- F04D29/668—Combating cavitation, whirls, noise, vibration or the like; Balancing especially adapted for elastic fluid pumps damping or preventing mechanical vibrations
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M2205/00—General characteristics of the apparatus
- A61M2205/42—Reducing noise
Landscapes
- Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- Anesthesiology (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Hematology (AREA)
- Emergency Medicine (AREA)
- Pulmonology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Respiratory Apparatuses And Protective Means (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The invention discloses a noise reduction breathing machine system, which comprises: a ventilator housing; the breathing machine shell is internally provided with an air supply device and a water tank which are communicated with each other; the gas supply device comprises a plurality of structures for prolonging the gas stroke and damping; the water tank is used for fully humidifying the gas. The advantages are that: the limited space of the shell is utilized to change the path of the gas flowing through the shell, so that the gas flowing time is prolonged, the friction noise and impact noise caused by the dispersed gas are better reduced, the fan is connected with the base through the suspension structure, and the vibration of the fan during working can not collide with the shell to generate noise, so that the gas flowing in the respirator is reduced in noise; meanwhile, the air flow groove is arranged in the water tank, so that the air flow direction is changed, and the air is fully humidified.
Description
Technical Field
The invention relates to a breathing machine, in particular to a noise reduction breathing machine system.
Background
In modern clinical medicine, a respirator is widely applied to anesthesia respiratory management, respiratory support treatment and emergency resuscitation as an effective means capable of artificially replacing autonomous ventilation function. The ventilator is provided with a fan to draw air and then to the user through a humidifier. The prior respirator structure has the following defects in use: firstly, the air flows between the fan and the water tank, and the generated flowing noise is large. The breathing machine is generally placed beside a user, and the sleeping of the user is affected by flowing noise. Secondly, because the distance between the air inlet channel and the air outlet channel of the water tank is relatively short, the air often flows out from the air inlet channel and then directly enters the air outlet channel without being humidified by liquid. The water tank has no due humidifying effect, so that the gas flowing out of the breathing machine is drier, and discomfort is brought to a user.
Disclosure of Invention
In order to solve the problems of the prior art, the invention aims to provide a noise reduction breathing machine system. The noise reduction breathing machine system can effectively reduce the flowing noise of the gas and fully humidify the gas.
The invention relates to a noise reduction breathing machine system, which comprises: a ventilator housing; the breathing machine shell is internally provided with an air supply device and a water tank which are communicated with each other; the air supply device comprises a fan and a shell for installing the fan, wherein the shell comprises a base and a cover body which are matched with each other; the base comprises an air inlet layer for prolonging the stroke of air entering the fan and a mounting layer matched with the fan, one side of the base is provided with an air inlet communicated with the air inlet layer, the air inlet layer is communicated with the mounting layer through a pipeline, the cover body is provided with an air outlet pipeline communicated with an outlet of the fan, and the fan is also provided with a suspension structure which is matched with the mounting layer and can suspend the fan; the water tank includes: a water tank housing; the water tank shell is internally provided with a cavity, and is also provided with an air inlet channel and an air outlet channel which are communicated with the cavity; the air inlet channel is provided with an air flow groove for changing the flow direction of air at the position communicated with the cavity; the air inlet channel of the water tank is communicated with the air outlet pipeline of the cover body.
Preferably, in the air inlet layer, a baffle plate for prolonging the gas flowing distance is arranged between the air inlet and the pipeline; the soft part is paved at the bottom side of the air inlet layer; the soft cushion is provided with a mounting part of the fan and a hole position of the baffle plate and is embedded with the bottom of the base.
Preferably, the outlet end of the pipeline in the installation layer is upward and is staggered with the inlet end of the fan transversely, the inlet end of the fan is downward and is spaced from the bottom of the installation layer, and the outlet end of the pipeline is higher than the inlet end of the fan.
Preferably, the bottom of the installation layer is provided with a protruding part which enables a gap to be reserved between the fan and the bottom of the installation layer, the top of the inner side of the cover body is provided with a positioning part used for limiting the fan, the fan is also provided with a gasket corresponding to the positioning part, and the protruding part and the gasket are made of elastic materials.
Preferably, the suspension structure include the cover establish at the protective sheath of fan surface and the cover establish the sealed tube at the fan export, the mounting layer in around being equipped with the supporting legs around the fan all around, the protective sheath on be equipped with the connecting portion with supporting legs looks adaptation, connecting portion and sealed tube all be made for elastic material.
Preferably, the sealing tube comprises a first sealing ring sleeved with the outlet of the fan and a second sealing ring sleeved with the air outlet pipeline, and a connecting section with radial elasticity and axial elasticity is further arranged between the first sealing ring and the second sealing ring.
Preferably, a sealing layer is arranged at the joint between the base and the cover body; the wind inlet is provided with a filter layer, and the wind outlet pipeline is U-shaped and is connected with a wind speed sensor.
Preferably, the air inlet channel and the air outlet channel of the water tank are inclined downwards to form an inclination angle with the horizontal plane.
Preferably, the top of the water tank shell is provided with a water injection port communicated with the cavity; the device also comprises an end cover; the end cover is provided with a water injection port plug for sealing the water injection port; an elastic sealing ring surrounding the water filling nozzle plug is additionally arranged; the upper surface of the end cover is provided with a clamping part for connecting the shell of the breathing machine, and one side of the water tank shell, which is close to the clamping part, is provided with a plugging part for being mutually plugged and matched with the shell of the breathing machine.
Preferably, the breathing machine shell is provided with an air outlet pipe communicated with the air outlet channel, and an opening of the air outlet pipe is arranged at the top of the breathing machine shell.
The noise reduction breathing machine system provided by the invention has the following advantages:
1. the invention utilizes the limited space of the shell to change the path of the gas flowing through the shell, thereby prolonging the flowing time of the gas, dispersing the friction noise and impact noise caused by the gas and achieving better silencing effect;
2. the suspension structure is elastically connected with the shell base, so that the shock absorption and noise reduction of the fan are realized, the service life of the fan is prolonged, meanwhile, the extension of the gas flow distance is further realized through the partition plate, the pipeline, the U-shaped air outlet pipeline and the like, and the gas flow time is increased as much as possible in a limited space, so that the noise generated by the fan driving the gas to flow is dispersed;
3. the base is connected with the cover body in a sealing way, so that the relative sealing of the inside of the installation layer of the fan is realized, and the air can only enter and be discharged along a preset route, thereby achieving the overall silencing effect and the shock absorption protection of the fan.
4. The air flow direction is changed by arranging the air flow groove, so that after entering from the air inlet channel, the air flows to one side of the cavity far away from the air outlet channel under the action of the air flow groove, passes through the surface of the liquid in the cavity and flows out through the air outlet channel; by changing the flow direction of the gas, the flow path and time of the gas are prolonged, the effect of fully humidifying the gas is achieved, noise caused by the gas flow can be dispersed, and the purpose of noise reduction is achieved;
5. by arranging the inclined air inlet channel and the inclined air outlet channel, liquid in the cavity is prevented from flowing backwards.
Drawings
FIG. 1 is a schematic diagram of a noise reducing ventilator system according to the present invention;
FIG. 2 is an exploded view of a noise reducing ventilator system of the present invention;
FIG. 3 is a schematic view of the structure of the air supply device of the present invention when the air supply device is in a normal position;
fig. 4 is an exploded view of the air supply device according to the present invention;
FIG. 5 is a schematic view of the air supply device of the present invention in reverse arrangement;
FIG. 6 is a top view of the base of the air supply device of the present invention;
FIG. 7 is a bottom view of the base of the air supply device of the present invention;
fig. 8 is a schematic view of the structure of the water tank according to the present invention;
fig. 9 is a side view of the water tank of the present invention;
fig. 10 is a schematic view of the structure of the position of the air flow groove of the water tank according to the present invention.
Reference numerals illustrate: 1-breathing machine shell, 2-air supply device, 3-water tank, 31-air outlet channel, 32-air inlet channel, 33-water filling port and 4-shell. 41-base, 411-air inlet layer, 412-mounting layer, 413-air inlet, 414-pipeline, 415-baffle, 416-boss, 417-supporting leg, 42-cover, 421-air outlet pipeline, 43-sealing layer, 5-fan, 51-gasket, 6-suspension structure, 61-protective sleeve, 611-connecting portion, 62-sealing tube, 621-first sealing ring, 622-connecting section, 623-second sealing ring, 7-end cover, 71-clamping portion, 72-elastic sealing ring, 8-air flow groove, 9-cushion.
Detailed Description
As shown in fig. 1 to 7, a noise reduction ventilator system according to the present invention includes: a ventilator housing 1; the breathing machine shell 1 is internally provided with an air supply device 2 and a water tank 3 which are communicated with each other; the air supply device 2 comprises a fan 5 and a shell 4 for installing the fan 5, wherein the shell 4 comprises a base 41 and a cover 42 which are matched with each other; the base 41 comprises an air inlet layer 411 for prolonging the travel of air entering the fan 5 and a mounting layer 412 matched with the fan 5, one side of the base 41 is provided with an air inlet 413 communicated with the air inlet layer 411, the air inlet layer 411 and the mounting layer 412 are communicated through a pipeline 414, the cover 42 is provided with an air outlet pipeline 421 communicated with the outlet of the fan 5, and the fan 5 is also provided with a suspension structure 6 which is matched with the mounting layer 412 and can suspend the fan 5 in the air; as shown in fig. 8 to 10, the water tank 3 includes: a water tank housing; the water tank shell is internally provided with a cavity, and is also provided with an air inlet channel 32 and an air outlet channel 31 which are communicated with the cavity; the air inlet channel 32 is provided with an air flow groove 8 for changing the air flow direction at the position communicated with the cavity; the air inlet channel 32 of the water tank is communicated with the air outlet pipeline 421 of the cover 42. The breathing machine housing 1 is a hard plastic housing, and the water tank 3 is made of transparent plastic. The air supply device 2 is arranged at the left side of the inside of the breathing machine shell 1, and the water tank 3 is arranged at the right side of the breathing machine shell 1. The air supply device 2 communicates with the water tank 3, and the air supply device 2 is configured to draw out external air through the blower 5 and supply air to the water tank 3. The water tank 3 is used for humidifying the gas so as to moisten the gas output by the breathing machine. The ventilator case 1 is provided with a plurality of through holes at positions corresponding to the air inlet 413 for drawing air from the outside.
When the noise reduction breathing machine system is used, gas enters the air inlet layer 411 from the air inlet 413, and the flowing time of the gas in the air inlet layer 411 is prolonged under the action of the partition 415. Gas passes from duct 414 through intake layer 411 into mounting layer 412. The air entering the mounting layer 412 is sucked from the bottom by the blower 5. And flows out from the outlet of the fan 5, and flows out from the air outlet pipeline 421 through the sealing pipe 62. The gas flows into the air inlet channel 32 of the water tank 3 from the air outlet pipeline 421, flows to one side far away from the air outlet channel 31 under the action of the air flow groove 8, passes through the surface of the liquid in the cavity and flows out through the air outlet channel 31; finally, the air flows out from the top of the breathing machine shell 1 through an air outlet pipe. For the user to use.
The travel of the gas in the breathing machine is prolonged by arranging various structures so as to disperse the flowing noise of the gas and achieve the purpose of noise reduction; through setting up the gas flow direction in the air current groove 8 change water tank 3, make gas fully humidification when passing through water tank 3, avoid dry gas to bring discomfort for the user.
The bottom of the water tank 3 can be provided with a metal heating plate for heating the liquid in the water tank 3, so that the gas can be properly heated while being humidified, and better use experience is provided for a user.
As shown in fig. 4 and 5, a partition 415 for extending the gas flow distance is provided between the air inlet 413 and the duct 414. The gas flowing distance is prolonged, and the friction noise and impact noise caused by the dispersed gas can be reduced. In the air inlet layer 411, a partition 415 for prolonging the gas flowing distance is arranged between the air inlet 413 and the pipeline 414; a soft cushion 9 is paved on the bottom side of the air inlet layer 411; the cushion 9 is provided with a mounting part of the fan 5 and a hole position of the partition 415 and is embedded with the bottom of the base 41. The cushion 9 has the function of damping and reducing noise.
As shown in fig. 4 and 5, the outlet end of the pipe 414 in the installation layer 412 is upward and is laterally staggered from the inlet end of the fan 5, the inlet end of the fan 5 is downward and is spaced from the bottom of the installation layer 412, and the outlet end of the pipe 414 is higher than the inlet end of the fan 5. The gas enters the interior along the conduit 414 and needs to be wound around the bottom of the mount 4212 to enter the inlet of the blower 5, extending the flow path of the gas. The bottom of the installation layer 412 is provided with a bulge 416 which enables a gap to be reserved between the fan 5 and the bottom of the installation layer 412, the top of the inner side of the cover body 42 is provided with a positioning part for limiting the fan 5, the fan 5 is also provided with a gasket 51 corresponding to the positioning part, and the bulge 416 and the gasket 51 are made of elastic materials. In order to avoid that the suspension structure 6 cannot suspend the fan 5 completely, especially that the fan 5 may generate displacement in all directions during operation, the elastic connection of the boss 416 and the positioning portion with the gasket 51 prevents the vibration of the fan 5 from colliding with the base 41 and the cover 42 of the housing 4, so as to achieve the effects of damping and silencing.
As shown in fig. 4 and 5, the suspension structure 6 includes a protective sleeve 61 sleeved on the surface of the fan 5 and a sealing tube 62 sleeved at the outlet of the fan 5, supporting feet 417 are disposed around the fan 5 in the mounting layer 412, a connection portion 611 adapted to the supporting feet 417 is disposed on the protective sleeve 61, and the connection portion 611 and the sealing tube 62 are made of elastic materials. The suspension structure 6 enables the fan 5 to be arranged in the installation layer 412 in a suspending manner, and achieves the effects of noise reduction, vibration reduction and prolonging of the service life of the fan 5.
As shown in fig. 4 and 5, the sealing tube 62 includes a first sealing ring 621 sleeved with the outlet of the fan 5 and a second sealing ring 623 sleeved with the air outlet pipe 421, and a connecting section 622 having radial and axial elasticity is further disposed between the first sealing ring 621 and the second sealing ring 623. The sealing tube 62 makes the outlet of the fan 5 tightly connected with the air outlet pipeline 421, and meanwhile, as the sealing tube 62 is made of elastic materials, a certain displacement allowance is reserved for the fan 5, so that the fan 5 is prevented from being in collision contact with the mounting layer 412 when vibrating in the working process, and the purposes of noise reduction and shock absorption are achieved.
As shown in fig. 3, a sealing layer 43 is arranged at the joint between the base 41 and the cover 42; the air inlet 413 is provided with a filter layer, and the air outlet pipeline 421 is U-shaped and is connected with an air speed sensor. The seal layer 43 tightly connects the base and the cover 42, and ensures good sealing performance. The sealing layer 43 may be made of an elastic material, and has effects of noise reduction and vibration reduction. The air outlet pipeline 421 is U-shaped, so that the flow stroke of the air is prolonged, the flow noise of the air is dispersed, and the purpose of noise reduction is achieved. The air speed sensor detects the air flow speed in real time, and is controlled in a certain range, so that the friction noise generated by the air flow can be reduced, and the air supply adjustment of the breathing machine is facilitated.
As shown in fig. 8 to 10, the inlet channel 32 and the outlet channel 31 of the water tank 3 are inclined downward to form an inclination angle with the horizontal plane. Tilting can prolong the flow stroke of the gas and disperse the flow noise. And meanwhile, liquid in the cavity is prevented from flowing backwards.
The top of the water tank shell is provided with a water injection port 33 communicated with the cavity; also comprises an end cover 7; the end cover 7 is provided with a water filling port plug for closing the water filling port 33; an elastic sealing ring 72 surrounding the water filling nozzle plug is additionally arranged; the upper surface of the end cover 7 is provided with a clamping part 71 for connecting with the shell 1 of the respirator; the side of the water tank shell, which is close to the clamping part 71, is a plugging part for being plugged and matched with the breathing machine shell 1.
One end of the end cover 7 is provided with a water filling port plug matched with the water filling port 33, and the other end is hinged with the water tank shell 1. An elastic sealing ring 72 surrounding the water filling nozzle plug is additionally arranged; the end cover 7 is provided with a clamping part 71 for connecting with the shell of the breathing machine on one surface far away from the elastic sealing ring 72. The end cap 4 has a flip structure, a free end of which is provided with a water filling port plug, and the other end of which is hinged with the water tank shell, and the free end of which can rotate around the hinged position for opening or closing the water filling port 33. The water injection port plug is surrounded by an elastic sealing ring 72, and the elastic sealing ring 72 enables the water injection port plug to have a better sealing effect. The upper surface of the end cover 4 is provided with an engaging portion 7, the thickness of the engaging portion 71 gradually increases from the connection surface to the other end surface, and the ventilator case 1 is provided with an engaging groove adapted to the engaging portion 71 at a corresponding position. The water tank shell is close to the grafting portion of the mutual grafting complex of joint portion 41 for being used for with the breathing machine shell, grafting portion and breathing machine shell 1 looks adaptation, and grafting portion is used for connecting the breathing machine shell. When the ventilator water tank needs to be installed or dismounted, the end cover 7 is pressed downwards, and the elastic sealing ring 72 has certain elasticity and can deform downwards, so that the contact area of the clamping part 71 and the clamping groove is changed, the connection relation between the clamping part 71 and the clamping groove is changed, and the ventilator water tank is further installed or dismounted. The elastic sealing ring 72 can be made of rubber materials, so that the breathing machine water tank can be detached or installed through the elastic sealing ring 72 while good sealing effect is achieved.
The breathing machine shell 1 is provided with an air outlet pipe communicated with the air outlet channel 31, and an opening of the air outlet pipe is arranged at the top of the breathing machine shell 1. And an air outlet pipe is arranged at the top, so that the noise reduction breathing machine system is compact in structure and convenient to use.
It will be apparent to those skilled in the art from this disclosure that various other changes and modifications can be made which are within the scope of the invention as defined in the appended claims.
Claims (6)
1. A noise reducing ventilator system, comprising: a ventilator housing (1); the breathing machine shell (1) is provided with an air supply device (2) and a water tank (3) which are communicated with each other; the air supply device (2) comprises a fan (5) and a shell (4) for installing the fan (5), wherein the shell (4) comprises a base (41) and a cover body (42) which are matched with each other; the base (41) comprises an air inlet layer (411) for prolonging the stroke of air entering the fan (5) and a mounting layer (412) matched with the fan (5), one side of the base (41) is provided with an air inlet (413) communicated with the air inlet layer (411), the air inlet layer (411) and the mounting layer (412) are communicated through a pipeline (414), the cover body (42) is provided with an air outlet pipeline (421) communicated with the outlet of the fan (5), and the fan (5) is also provided with a suspension structure (6) matched with the mounting layer (412) and capable of suspending the fan (5); the water tank (3) comprises a water tank shell; the water tank shell is internally provided with a cavity, and is also provided with an air inlet channel (32) and an air outlet channel (31) which are communicated with the cavity; the air inlet channel (32) is provided with an air flow groove (8) for changing the air flow direction at the position communicated with the cavity; the air inlet channel (32) of the water tank is communicated with the air outlet pipeline (421) of the cover body (42); a baffle plate (415) for prolonging the gas flowing distance is arranged between the air inlet (413) and the pipeline (414) in the air inlet layer (411); a soft cushion (9) is paved at the bottom side of the air inlet layer (411); the soft cushion (9) is provided with a mounting part of the fan (5) and a hole position of the partition plate (415) and is embedded with the bottom of the base (41); the outlet end of the pipeline (414) is arranged in the installation layer (412) upwards and is transversely staggered with the inlet end of the fan (5), the inlet end of the fan (5) is downwards and a gap is reserved between the inlet end of the fan and the bottom of the installation layer (412), and the height of the outlet end of the pipeline (414) is higher than that of the inlet end of the fan (5); the bottom of the installation layer (412) is provided with a protruding part (416) which enables a gap to be reserved between the fan (5) and the bottom of the installation layer (412), the top of the inner side of the cover body (42) is provided with a positioning part for limiting the fan (5), the fan (5) is also provided with a gasket (51) corresponding to the positioning part, and the protruding part (416) and the gasket (51) are made of elastic materials; the suspension structure (6) comprises a protective sleeve (61) sleeved on the surface of the fan (5) and a sealing tube (62) sleeved at the outlet of the fan (5), supporting feet (417) are arranged around the fan (5) in the installation layer (412), a connecting portion (611) matched with the supporting feet (417) is arranged on the protective sleeve (61), and the connecting portion (611) and the sealing tube (62) are made of elastic materials.
2. The noise reduction breathing machine system according to claim 1, wherein the sealing tube (62) comprises a first sealing ring (621) sleeved with an outlet of the fan (5) and a second sealing ring (623) sleeved with the air outlet pipeline (421), and a connecting section (622) with radial elasticity and axial elasticity is further arranged between the first sealing ring (621) and the second sealing ring (623).
3. The noise reduction ventilator system according to claim 1, wherein a sealing layer (43) is provided at the junction between the base (41) and the cover (42); the air inlet (413) is provided with a filter layer, and the air outlet pipeline (421) is U-shaped and is connected with an air speed sensor.
4. A noise reducing ventilator system according to claim 1, characterized in that the inlet channel (32) and the outlet channel (31) of the water tank (3) are inclined downwards to form an inclination with the horizontal plane.
5. The noise reduction ventilator system of claim 1, wherein the top of the tank housing is provided with a water fill port (33) in communication with the cavity; also comprises an end cover (7); the end cover (7) is provided with a water injection port plug for closing the water injection port (33); an elastic sealing ring (72) surrounding the water filling nozzle plug is additionally arranged; the upper surface of the end cover (7) is provided with a clamping part (71) for connecting with the shell (1) of the breathing machine; one side of the water tank shell, which is close to the clamping part (71), is a plugging part for being plugged and matched with the breathing machine shell (1).
6. The noise reduction breathing machine system according to claim 1, wherein the breathing machine housing (1) is provided with an air outlet pipe communicated with the air outlet channel (31), and an opening of the air outlet pipe is arranged at the top of the breathing machine housing (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811398357.4A CN109200414B (en) | 2018-11-22 | 2018-11-22 | Noise-reduction breathing machine system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811398357.4A CN109200414B (en) | 2018-11-22 | 2018-11-22 | Noise-reduction breathing machine system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109200414A CN109200414A (en) | 2019-01-15 |
| CN109200414B true CN109200414B (en) | 2024-02-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811398357.4A Active CN109200414B (en) | 2018-11-22 | 2018-11-22 | Noise-reduction breathing machine system |
Country Status (1)
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| CN (1) | CN109200414B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| MX2021012582A (en) * | 2019-04-17 | 2022-01-18 | ResMed Pty Ltd | Cpap system. |
| CN112870506A (en) * | 2019-11-29 | 2021-06-01 | 深圳市大雅医疗技术有限公司 | Breathing machine |
| CN115750979B (en) * | 2022-11-22 | 2025-07-04 | 浙江赛呼康科技有限公司 | A method and system for reducing noise of airflow motion, an oxygen concentrator and a ventilator |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2884116A1 (en) * | 2013-12-10 | 2015-06-17 | Air Liquide Medical Systems | Breathing assistance apparatus with powered turbine and abutments |
| CN205073449U (en) * | 2014-12-18 | 2016-03-09 | 刘黎 | A make an uproar cabin and water conservancy diversion mechanism fall for breathing machine fan |
| CN209361556U (en) * | 2018-11-22 | 2019-09-10 | 广东欧格斯科技有限公司 | A kind of noise reduction respirator system |
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| ES2559015T3 (en) * | 2003-06-20 | 2016-02-10 | Resmed Ltd. | Breathing gas appliance with humidifier |
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Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2884116A1 (en) * | 2013-12-10 | 2015-06-17 | Air Liquide Medical Systems | Breathing assistance apparatus with powered turbine and abutments |
| CN205073449U (en) * | 2014-12-18 | 2016-03-09 | 刘黎 | A make an uproar cabin and water conservancy diversion mechanism fall for breathing machine fan |
| CN209361556U (en) * | 2018-11-22 | 2019-09-10 | 广东欧格斯科技有限公司 | A kind of noise reduction respirator system |
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