CN105435346B - Full electric control type compact breathing machine - Google Patents
Full electric control type compact breathing machine Download PDFInfo
- Publication number
- CN105435346B CN105435346B CN201511027429.0A CN201511027429A CN105435346B CN 105435346 B CN105435346 B CN 105435346B CN 201511027429 A CN201511027429 A CN 201511027429A CN 105435346 B CN105435346 B CN 105435346B
- Authority
- CN
- China
- Prior art keywords
- air
- box body
- turbofan
- lung ventilator
- full electric
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Links
- 230000029058 respiratory gaseous exchange Effects 0.000 title 1
- 230000035939 shock Effects 0.000 claims abstract description 6
- 210000004072 lung Anatomy 0.000 claims description 21
- 229910001220 stainless steel Inorganic materials 0.000 claims description 8
- 239000010935 stainless steel Substances 0.000 claims description 8
- 238000013016 damping Methods 0.000 claims description 7
- 230000009467 reduction Effects 0.000 claims description 7
- 239000006260 foam Substances 0.000 claims description 6
- 230000017525 heat dissipation Effects 0.000 claims description 3
- 239000000725 suspension Substances 0.000 abstract description 3
- 238000010521 absorption reaction Methods 0.000 abstract 1
- 230000000694 effects Effects 0.000 description 3
- 230000000241 respiratory effect Effects 0.000 description 3
- 238000004134 energy conservation Methods 0.000 description 2
- 230000010358 mechanical oscillation Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000007480 spreading Effects 0.000 description 2
- 208000000884 Airway Obstruction Diseases 0.000 description 1
- 206010003757 Atypical pneumonia Diseases 0.000 description 1
- 229920000742 Cotton Polymers 0.000 description 1
- 229920001875 Ebonite Polymers 0.000 description 1
- 208000004350 Strabismus Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000001684 chronic effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 230000008569 process Effects 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. mouth-to-mouth respiration; Tracheal tubes
- A61M16/0003—Accessories therefor, e.g. sensors, vibrators, negative pressure
-
- 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. mouth-to-mouth respiration; Tracheal tubes
- A61M16/0057—Pumps therefor
- A61M16/0066—Blowers or centrifugal pumps
-
- 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. mouth-to-mouth respiration; Tracheal tubes
- A61M16/0087—Environmental safety or protection means, e.g. preventing explosion
-
- 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
- F04D29/60—Mounting; Assembling; Disassembling
- F04D29/64—Mounting; Assembling; Disassembling of axial pumps
-
- 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
- A61M2205/33—Controlling, regulating or measuring
-
- 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
-
- 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
- A61M2210/00—Anatomical parts of the body
- A61M2210/10—Trunk
- A61M2210/1025—Respiratory system
Abstract
The invention discloses a fully-electrically-controlled compact respirator, which comprises a battery, a blower and an air channel device, wherein the blower comprises a box body and a turbofan which is arranged in the box body in the middle and keeps a gap with the inner wall to form an air cavity, the air channel device comprises a three-way valve and an air channel box, the three-way valve is driven by a stepping motor, one valve port of the three-way valve is connected with an air outlet hole of the blower, an air inlet channel and an air return channel are arranged in the air channel box and are respectively communicated with the other two valve ports, the air inlet channel is communicated to an air vent through a flowmeter, and the air return channel is communicated with the air cavity of the blower. The turbofan is supported by the four shock absorption columns in a suspension mode, so that mechanical vibration of the turbofan is isolated, and vibration of the fan cannot be transmitted outwards, so that noise is reduced.
Description
Technical field
The present invention relates to lung ventilator technical field, more particularly to a kind of full electric-controlled type compact lung ventilator.
Background technology
At present, drive the lung ventilator for producing source of the gas the most universal with noninvasive ventilator using motor.Noninvasive ventilator is used for
The treatment of illness is breathed to OSAS and COPD (chronic airway obstruction disease) etc..Currently a popular is noninvasive
The species of lung ventilator mainly has CPAP (providing stable malleation output during patient respiratory), AUTOCPAP (to provide malleation to patient
Output.When the airway resistance of patient increases and has influence on eupnea, lung ventilator improves output pressure to patient respiratory automatically
Normally；When patient respiratory is normal, lung ventilator output pressure can be reduced to maintain patient's eupnea threshold pression), Bi-
LevelCPAP (provides higher malleation output, relatively low malleation output ＞ etc. is provided during expiration during patient breaths.Occur in China
SARS (atypical pneumonia) periods were once widely used.Product using comfortable, operating noise just towards being punished, small volume, weight
Light direction is developed.
The characteristics of noninvasive ventilator is that patient is treated by nasal mask or oral nose mask, hurtless measure.Use of respirator
Blower fan, including body, motor and impeller, impeller are driven along rotating in body, along the axis direction of impeller on body by motor
Provided with fan air inlet, the tangential direction of impeller is provided with blower fan gas outlet.
But there is problems with existing lung ventilator：
1st, when motor works, because rotating speed is at thousands of to up to ten thousand revs/min, very strong noise can be produced.
2nd, the radiating of motor is bad and cause performance to be deteriorated, and setting has potential safety hazard.
3rd, because gas circuit needs discontinuity to supply, cause motor frequent starting to be closed, cause energy consumption and noise to increase.
The content of the invention
In view of the technical drawbacks of the prior art, it is an object of the present invention to provide a kind of full electric-controlled type compact is exhaled
Suction machine.
To realize that the technical scheme that the purpose of the present invention is used is：
A kind of full electric-controlled type compact lung ventilator, including battery, blower fan and gas path device, described blower fan include box
Body, is centrally positioned in described box body and keeps being spaced constituting the turbofan of air cavity, described gas path device with inwall
Including triple valve driven by stepper motors and air channel box, a described valve port of triple valve and the exhaust vent of blower fan is connected,
The air intake passage and return air channel connected respectively with two other valve port, described air intake passage are provided with described air channel box
Blow vent is communicated to through flowmeter, described return air channel is connected with the air cavity of blower fan.
Described turbofan is supported by shock structure and is positioned in described box body, in addition to is arranged in described box body
The motor of described turbofan is contained in it and the shading ring of separate space is constituted, it is right on described box body and shading ring
It is provided with radiating air admission hole and radiating steam vent with answering, described return air channel is connected with described radiating air admission hole.
Described air channel box is also included the heat dissipation channel of described radiating exhaust hole and lung ventilator ft connection.
Exhaust vent corresponding with described turbofan air outlet is formed with the side wall of described box body, described
At least two spaced air admission holes are provided with the box body side wall adjacent with exhaust vent.
The wallboard of described box body includes the elastic inner panel of inner side, is disposed on described elastic inner panel outside stainless steel
Plate, and the noise reduction foam being clamped between elastic inner panel and stainless steel outside plate.
The motor lower portion of described turbofan is provided with fin.
Shock-absorbing support plate is provided with the bottom plate of described box body, described turbofan is fixed on shock-absorbing support plate.
Damping rubber nail is provided with described shock-absorbing support plate, described damping rubber nails on end and described motor bottom surface
Keep predetermined space.
Described shading ring is noise reduction foam ring.
Compared with prior art, the beneficial effects of the invention are as follows：
Turbofan of the present invention uses the suspension type of four shock structure supporting forms so that the mechanical oscillation of turbofan
It is isolated, prevents fan vibration from outwards spreading out of, so as to reduce noise, while carrying out air-out processing using air channel box, reduces
Internal pipeline is set, and improves overall regularity, moreover, effect discontinuously to blow vent air feed is effectively utilized, will be in non-supply
When the air-flow that produces vortex flow fan reversely convey air cavity, reduce admission pressure, and can guarantee that vortex flow fan long-time stable
Interrupter duty is compared in operation, and noise is small, and energy-conservation, meanwhile, the control of triple valve uses step motor control, realizes entirety
Complete automatically controlled, control stability is strong.
Brief description of the drawings
Fig. 1 show the structural representation of the full electric-controlled type compact lung ventilator of the present invention；
Fig. 2 show the inside strabismus structural representation of blower fan；
Fig. 3 show internal structure schematic diagram.
Embodiment
The present invention is described in further detail below in conjunction with the drawings and specific embodiments.It should be appreciated that described herein
Specific embodiment only to explain the present invention, be not intended to limit the present invention.
As Figure 1-3, full electric-controlled type compact lung ventilator of the invention include battery (not shown), blower fan 1 with
And gas path device, described blower fan 1 includes box body 11, is centrally positioned in described box body and keeps being spaced constituting with inwall
The turbofan 12 of air cavity, described gas path device 2 includes the triple valve 22 and air channel box 23 driven by stepper motor 21, described
A valve port of triple valve be connected with the exhaust vent of blower fan 1, be provided with described air channel box respectively with two other valve port
The air intake passage and return air channel of connection, described air intake passage are communicated to blow vent through flowmeter 3, and described return air channel leads to
The return-air hole 18 crossed on the wall of blower fan side is connected with the air cavity of blower fan.Described battery is described turbofan and stepper motor
Power supply.
Turbofan of the present invention uses the suspension type of four shock structure supporting forms so that the mechanical oscillation of turbofan
It is isolated, prevents fan vibration from outwards spreading out of, so as to reduce noise, while carrying out air-out processing using air channel box, reduces
Internal pipeline is set, and improves overall regularity, moreover, effect discontinuously to blow vent air feed is effectively utilized, will be in non-supply
When the air-flow that produces vortex flow fan reversely convey air cavity, reduce admission pressure, and can guarantee that vortex flow fan long-time stable
Interrupter duty is compared in operation, and noise is small, and energy-conservation, meanwhile, the control of triple valve uses step motor control, realizes entirety
Complete automatically controlled, control stability is strong.
Further, described turbofan blower fan 12 is supported by four shock structures 13 and is positioned in described box body 1, also
The motor of described turbofan is contained in it in described box body including being arranged on and the shading ring (figure of separate space is constituted
Not shown in), radiating air admission hole is correspondingly provided with described box body and shading ring and radiate steam vent, described return air
Passage is connected with described radiating air admission hole, and described air channel box is also included outside described radiating exhaust hole and lung ventilator
The heat dissipation channel of connection.Meanwhile, the motor lower portion of described turbofan is provided with fin.Radiating tube is integrated using air channel box
Road, further lifts globality, and hot blast is effectively guided, and improves radiating effect.And motor is carried out using return air auxiliary
Radiating is helped, motor operation operating mode is effectively increased, it is ensured that its long-play.
Specifically, air-out corresponding with described turbofan air outlet is formed with the side wall of described box body
Hole, is provided with least two spaced air admission holes 14 on the described box body side wall adjacent with exhaust vent, such as two long
Square air admission hole.Turbofan is centrally located, and turbofan surrounding is constituted air cavity with inboard wall of cartridge, and using multiple
The set-up mode of air admission hole, and return air hole and air admission hole be oppositely arranged, it is ensured that and air intake is uniform and sufficient, reduces air intake and makes an uproar
Sound, meanwhile, because turbofan is upper air inlet, air inlet is entered back into after air-flow is uniform in air cavity, effectively prevent and utter long and high-pitched sounds, subtract
The generation of few noise.
Preferably, to avoid noise from outwards transmitting, described box body and the wallboard of lid include the elastic inner panel of inner side, with
Described elastic inner panel is disposed on stainless steel outside plate, and the noise reduction bubble being clamped between elastic inner panel and stainless steel outside plate
Cotton.Described elastic inner panel is plastics or hard rubber material.Using three layers of sound insulation, when blower fan is operated, either blower fan from
Body noise, or internal pneumatic noise, elastic inner panel rear portion is run into diverging and is reflected back, a part is penetrated into
Outside elastic inner panel, subsequently into noise reduction foam, weakened again by the process noise intensity of noise reduction foam, finally reached
Stainless steel outside plate, finally by a reflection part on stainless steel outside plate, such noise is effectively controlled.
Meanwhile, shock-absorbing support plate is provided with the bottom plate of described box body, described turbofan is fixed on shock-absorbing support
On plate, beam etc. is provided between described shock-absorbing support plate and the bottom plate of box body and is shaken with further abatement, meanwhile, described
Shock-absorbing support plate on be provided with damping rubber nail 15, described damping rubber nails on end and between described motor bottom surface keeps predetermined
Every such as 1-3mm, described damping rubber nail can absorb vibrations as far as possible for column, tower-like etc..
Described above is only the preferred embodiment of the present invention, it is noted that for the common skill of the art
For art personnel, under the premise without departing from the principles of the invention, some improvements and modifications can also be made, these improvements and modifications
Also it should be regarded as protection scope of the present invention.
Claims (7)
1. a kind of full electric-controlled type compact lung ventilator, it is characterised in that including battery, blower fan and gas path device, described wind
Machine includes box body, is centrally positioned in described box body and keeps being spaced to constitute the turbofan of air cavity with inwall, described
Gas path device includes triple valve driven by stepper motors and air channel box, a valve port of described triple valve and the air-out of blower fan
Hole is connected, and the air intake passage and return air channel connected respectively with two other valve port is provided with described air channel box, described
Air intake passage is communicated to blow vent through flowmeter, and described return air channel is connected with the air cavity of blower fan, described turbofan by
Shock structure support is positioned in described box body, in addition to is arranged on the motor bag of described turbofan in described box body
Hold in it and constitute the shading ring of separate space, radiating air admission hole is correspondingly provided with described box body and shading ring and is dissipated
Thermal exhaust hole, described return air channel is connected with described radiating air admission hole, and the motor lower portion of described turbofan is provided with
Fin.
2. full electric-controlled type compact lung ventilator as claimed in claim 1, it is characterised in that described air channel box is also included institute
The heat dissipation channel of the radiating steam vent and lung ventilator ft connection stated.
3. full electric-controlled type compact lung ventilator as claimed in claim 1, it is characterised in that the shape on the side wall of described box body
The corresponding exhaust vent of turbofan air outlet described in Cheng Youyu, is provided with the described box body side wall adjacent with exhaust vent
At least two spaced air admission holes.
4. full electric-controlled type compact lung ventilator as claimed in claim 1, it is characterised in that the wallboard of described box body includes interior
The elastic inner panel of side, and the described spaced stainless steel outside plate of elastic inner panel, and it is clamped in elastic inner panel and stainless steel
Noise reduction foam between outside plate.
5. full electric-controlled type compact lung ventilator as claimed in claim 1, it is characterised in that set on the bottom plate of described box body
There is shock-absorbing support plate, described turbofan is fixed on shock-absorbing support plate.
6. full electric-controlled type compact lung ventilator as claimed in claim 5, it is characterised in that set on described shock-absorbing support plate
Damping rubber nail is equipped with, described damping rubber nails on end and the motor bottom surface of the turbofan and keeps predetermined space.
7. full electric-controlled type compact lung ventilator as claimed in claim 1, it is characterised in that described shading ring is noise reduction foam
Ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201511027429.0A CN105435346B (en) | 2015-12-29 | 2015-12-29 | Full electric control type compact breathing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201511027429.0A CN105435346B (en) | 2015-12-29 | 2015-12-29 | Full electric control type compact breathing machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105435346A CN105435346A (en) | 2016-03-30 |
| CN105435346B true CN105435346B (en) | 2017-10-27 |
Family
ID=55546258
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201511027429.0A Active CN105435346B (en) | 2015-12-29 | 2015-12-29 | Full electric control type compact breathing machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105435346B (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106110461B (en) * | 2016-08-17 | 2019-06-14 | 湖南明康中锦医疗科技发展有限公司 | A kind of turbine box and ventilator |
| CN106983647B (en) * | 2017-05-10 | 2023-09-19 | 重庆普施康科技发展股份有限公司 | Movable external counterpulsation device |
| EP4272789A4 (en) * | 2020-12-31 | 2024-04-10 | Shenzhen Mindray Animal Medical Tech Co Ltd | Anesthesia machine, veterinary anesthesia machine, and fan assembly |
| CN114377267A (en) * | 2021-10-11 | 2022-04-22 | 深圳源动创新科技有限公司 | Air passage switching structure and breathing machine |
| CN115501438B (en) * | 2022-09-29 | 2023-08-08 | 深圳市普博医疗科技股份有限公司 | Flow control device and ventilation equipment |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7617823B2 (en) * | 2005-08-24 | 2009-11-17 | Ric Investments, Llc | Blower mounting assembly |
| CN102186523A (en) * | 2008-09-05 | 2011-09-14 | 宾西法尼亚州研究基金会 | Gas delivery system including a flow generator having an isolated blower assembly for noise reduction |
| CN104394920A (en) * | 2012-03-06 | 2015-03-04 | 瑞思迈发动机及马达技术股份有限公司 | Flow generator |
| CN204319449U (en) * | 2014-12-18 | 2015-05-13 | 刘黎 | Respirator blower fan deflector |
| CN205434611U (en) * | 2015-12-29 | 2016-08-10 | 天津市普瑞仪器有限公司 | Fully electric control type respirator |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8931481B2 (en) * | 2009-06-04 | 2015-01-13 | Redmed Limited | Flow generator chassis assembly with suspension seal |
-
2015
- 2015-12-29 CN CN201511027429.0A patent/CN105435346B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7617823B2 (en) * | 2005-08-24 | 2009-11-17 | Ric Investments, Llc | Blower mounting assembly |
| CN102186523A (en) * | 2008-09-05 | 2011-09-14 | 宾西法尼亚州研究基金会 | Gas delivery system including a flow generator having an isolated blower assembly for noise reduction |
| CN104394920A (en) * | 2012-03-06 | 2015-03-04 | 瑞思迈发动机及马达技术股份有限公司 | Flow generator |
| CN204319449U (en) * | 2014-12-18 | 2015-05-13 | 刘黎 | Respirator blower fan deflector |
| CN205434611U (en) * | 2015-12-29 | 2016-08-10 | 天津市普瑞仪器有限公司 | Fully electric control type respirator |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105435346A (en) | 2016-03-30 |
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Effective date of registration: 20240121 Address after: No. 501, Gate 1, Building 8, Jinguanli, Fukang Road, Nankai District, Tianjin, 300000 Patentee after: Wang Yuxiao Country or region after: China Address before: 300000 No. 4, Haitai development second road, Huayuan Industrial Zone (outside the ring), Binhai high tech Zone, Binhai New Area, Tianjin Patentee before: TIANJIN PURUI INSTRUMENT Co.,Ltd. Country or region before: China |