CN106362256B - A kind of ventilator with air duct switching device - Google Patents
A kind of ventilator with air duct switching device Download PDFInfo
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- CN106362256B CN106362256B CN201610896928.1A CN201610896928A CN106362256B CN 106362256 B CN106362256 B CN 106362256B CN 201610896928 A CN201610896928 A CN 201610896928A CN 106362256 B CN106362256 B CN 106362256B
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- air
- host
- gas outlet
- switching device
- air inlet
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- 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
-
- 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
- A61M16/10—Preparation of respiratory gases or vapours
- A61M16/14—Preparation of respiratory gases or vapours by mixing different fluids, one of them being in a liquid phase
- A61M16/16—Devices to humidify the respiration air
-
- 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
- A61M16/20—Valves specially adapted to medical respiratory devices
- A61M16/201—Controlled valves
-
- 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
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- Health & Medical Sciences (AREA)
- Emergency Medicine (AREA)
- Pulmonology (AREA)
- Engineering & Computer Science (AREA)
- Anesthesiology (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Hematology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Air Humidification (AREA)
- Respiratory Apparatuses And Protective Means (AREA)
Abstract
The present invention relates to medical breathing apparatus technical fields, more particularly to a kind of ventilator with air duct switching device, including dismountable host and humidification machine, host includes the host air flue equipped with the first air inlet and the first gas outlet, humidification machine offers the second air inlet and the second gas outlet, and host air flue offers the third gas outlet to match respectively with the second air inlet, the second gas outlet, third air inlet；Host is equipped with air duct switching device；When host and humidification machine separate, air-flow enters from the first air inlet, and is discharged from the first gas outlet；When humidification machine is installed on host, air-flow enters one end of host air flue from the first air inlet, successively passes through third gas outlet, the second air inlet, the second gas outlet, third air inlet, is most discharged afterwards through the first gas outlet.The ventilator realizes the automatic switchover of host air flue when humidification machine dismounts using air duct switching device, and the dismounting in use process does not influence the use of host, and structure is simple, easy to operate.
Description
Technical field
The present invention relates to medical breathing apparatus technical fields, more particularly to a kind of breathing with air duct switching device
Machine.
Background technique
Ventilator has been commonly used to breathing caused by a variety of causes and has declined as a device with artificial ventilation's function
It exhausts, in the treatment of diseases such as sleep apnea low-ventilatory syndrome, highly important position is occupied in Modern Medical Field
It sets.In order to reduce the discomfort and related complication of the dry and following patient of patients with respiratory tract, ventilator generally has
Change the device of the humidity of breathable gas.Using being placed between ventilator (continuous positive pressure ventilation device) and patient mask
Humidifier can produce humidification gas, and humidification gas makes the dry of schneiderian membrane minimize and increase the comfortable of patients with respiratory tract
Sense.
Ventilator is usually to be made of host and humidifier, and ventilator product is there are following two form currently on the market,
One is hosts and humidification machine design for disassembly, can respectively be used alone, another when host is integrated with humidification machine
Design, cannot respectively be used alone, the flexibility of product is lower, and existing product is generally replaced by the design of the first form
Generation.
The ventilator of the first form, although host and humidifier are provided separately, it needs to lead to when in use
Piping connects the air outlet slit of host with the entrance of humidifier, then again by the air outlet slit of pipeline connection humidifier and face
Cover.In the case where not needing to gas humidification, need to be installed on host under dialling the pipeline on mask from humidification machine；?
In the case that humidifier needs to add water, need first to turn off breathing apparatus.Program is more in handoff procedure, complicated for operation.
Therefore, in the prior art there are problem, it is urgent to provide a kind of structures simply, can be realized host and humidifying
The ventilator technology that device automatically switches airway path is particularly important.
Summary of the invention
It is provided a kind of with air duct switching device it is an object of the invention to avoid shortcoming in the prior art
The structure of ventilator, the ventilator is simple, and the airway path that can be realized host and humidification machine automatically switches.
The purpose of the present invention is achieved through the following technical solutions:
A kind of ventilator with air duct switching device, including dismountable host and humidification machine, the host packet are provided
The host air flue equipped with the first air inlet and the first gas outlet is included, the humidification machine offers the second air inlet and the second outlet
Mouthful, the host air flue offers the third gas outlet to match respectively with the second air inlet, the second gas outlet, third air inlet
Mouthful；The host is equipped with air duct switching device；
The air duct switching device includes two symmetrically arranged valves, the actuator of driving valve folding；The driving
Part includes the mounting groove for connecting the valve, reset spring and the spring installation axle for installing reset spring；The valve includes
Air door, rotation axis and gear, the air door are fixedly installed in rotation axis, and the gear is fixedly arranged on one end of the rotation axis；Institute
The tooth socket for being provided in mounting groove and matching with the gear, the valve and actuator is stated to realize by the gear and tooth socket
Gear drive connection；
When host and humidification machine separate, in the raw, the air door closes third gas outlet and the to reset spring
Three air inlets are directly discharged by host air flue and from the first gas outlet at this point, air-flow enters from the first air inlet；
When humidification machine is installed on host, pressing of the actuator by humidification machine, reset spring generates deformation, the gear
Rotated under the action of tooth socket, the air door opened as the rotation axis moves third gas outlet and third air inlet and
The connection of host air flue is cut off, at this point, air-flow enters one end of host air flue from the first air inlet, successively passes through third outlet
Mouth, the second air inlet enter humidification machine, then successively enter the other end of host air flue by the second gas outlet, third air inlet,
Most it is discharged afterwards through the first gas outlet.
Wherein, it is equipped in the host air flue and blocks block, described block offers through-hole on block, the air door passes through closing
The cutting of through-hole realization host air flue.
Wherein, the air door, rotation axis and gear are integrally formed part.
Wherein, the outer rim of the air door is equipped with flexible glue sealing ring.
Wherein, the convex block for facilitating pressing is provided on the actuator.
Further, the humidification machine, which is provided with, presses with the matched push switch of convex block when humidification machine is installed on host
Compress switch the convex block squeezed on actuator, and actuator drives valve to open third gas outlet and third air inlet.
Wherein, the actuator two sides are provided with the limited block for limiting motion profile.
Wherein, the host and humidification machine pass through the fastener being mutually matched and are clamped.
The beneficial effects of the present invention are:
The master when ventilator with air duct switching device is realized humidification machine installation or removed using air duct switching device
The automatic switchover of machine air flue can be realized the dismounting of humidification machine in use process, and not influence the use of host, structure letter
It is single, it is easy to operate.
Detailed description of the invention
Using attached drawing, the present invention will be further described, but the content in attached drawing does not constitute any limitation of the invention.
Fig. 1 is the fractionation structural representation of the ventilator with air duct switching device of the invention.
Fig. 2 is the structural schematic diagram of humidification machine.
Fig. 3 is the use state diagram of air duct switching device.
The air flow principle figure of host air flue when Fig. 4 is not connected humidification machine.
Fig. 5 is the air flow principle figure of host air flue when connecting humidification machine.
Fig. 6 is the structural schematic diagram of air duct switching device nature.
Fig. 7 is the structural schematic diagram of another angle of Fig. 6.
Fig. 8 is the structural schematic diagram of air duct switching device pressured state.
Fig. 9 is the structural schematic diagram of a valve of air duct switching device.
Include into Fig. 9 in Fig. 1:
1 --- host；
11 --- host air flue；
12 --- the first air inlet；
13 --- the first gas outlet；
14 --- third air inlet；
15 --- third gas outlet；
16 --- block block；
17 --- through-hole；
2 --- humidification machine；
21 --- the second air inlet；
22 --- the second gas outlet；
23 --- push switch；
3 --- air duct switching device；
31 --- actuator；
311 --- mounting groove；
312 --- reset spring；
313 --- spring installation axle；
314 --- convex block；
315 --- limited block；
316 --- tooth socket；
32 --- valve；
321 --- air door；
322 --- rotation axis；
323 --- gear.
Specific embodiment
In order to which the objects, technical solutions and advantages of invention are more clearly understood, with reference to the accompanying drawings and embodiments, to this
Invention is further elaborated.
Embodiment
A kind of one of embodiment of ventilator with air duct switching device of the invention, as shown in Figures 1 to 9, packet
Dismountable host 1 and humidification machine 2 are included, host 1 includes the host air flue 11 equipped with the first air inlet 12 and the first gas outlet 13,
Humidification machine 2 offers the second air inlet 21 and the second gas outlet 22, host air flue 11 offer respectively with the second air inlet 21,
Third gas outlet 15 that two gas outlets 22 match, third air inlet 14；Host 1 is equipped with air duct switching device 3；
Air duct switching device 3 includes two symmetrically arranged valves 32, the actuator 31 that driving valve 32 opens and closes；Actuator
31 include the mounting groove 311, reset spring 312 and the spring installation axle 313 for installing reset spring 312 of connecting valve 32；Valve
Door 32 includes air door 321, rotation axis 322 and gear 323, and air door 321 is fixedly installed in rotation axis 322, and gear 323, which is fixedly arranged on, to be turned
One end of moving axis 322；The tooth socket 316 to match with gear 323 is provided in mounting groove 311, valve 32 passes through with actuator 31
Gear 323 and tooth socket 316 realize that gear 323 is sequentially connected；
When host 1 and humidification machine 2 separate, in the raw, air door 321 closes third gas outlet to reset spring 312
15 and third air inlet 14, at this point, air-flow enters from the first air inlet 12, directly by host air flue 11 and from the first gas outlet
13 discharges；
When humidification machine 2 is installed on host 1, pressing of the actuator 31 by humidification machine 2, reset spring 312 generates deformation,
Gear 323 rotates under the action of tooth socket 316, air door 321 opened as rotation axis 322 moves third gas outlet 15 and third into
Port 14 and the connection for cutting off host air flue 11, at this point, air-flow enters one end of host air flue 11 from the first air inlet 12,
Successively enter humidification machine 2 by third gas outlet 15, the second air inlet 21, then successively passes through the second gas outlet 22, third air inlet
Mouth 14 enters the other end of host air flue 11, is most discharged afterwards through the first gas outlet 13.
When the ventilator with air duct switching device is realized the installation of humidification machine 2 or is removed using air duct switching device 3
The automatic switchover of host air flue 11 can be realized the dismounting of humidification machine 2 in use process, and not influence the use of host 1, tie
Structure is simple, easy to operate.
Wherein, it is equipped in host air flue 11 and blocks block 16, blocked and offer through-hole 17 on block 16, air door 321 passes through closing
The cutting of the realization host air flue 11 of through-hole 17.When not connected humidification machine 2, air-flow enters host air flue 11 from the first air inlet 12,
It is discharged across through-hole 17, then from the first gas outlet 13；When connecting humidification machine 2, then two air doors 321 are adjacent to the two of through-hole 17 respectively
End is closed through-hole 17, cuts off host air flue 11, and air-flow can only be discharged from the first gas outlet 13 around humidification machine 2 around a circle again.
Wherein, air door 321, rotation axis 322 and gear 323 are integrally formed part.It is simple to be integrally formed part production, cost compared with
It is low, and the error in assembling process is effectively prevented, it is connected between component more stable.
Wherein, the outer rim of air door 321 is equipped with flexible glue sealing ring.Either for cutting off the connection of host air flue 11, still
For being closed third air inlet 14 and third gas outlet 15, preferable sealing effect, air-flow are attained by using flexible glue sealing ring
More smooth, the user experience of ventilator is relatively comfortable.
Wherein, the convex block 314 for facilitating pressing is provided on actuator 31.Moreover, humidification machine 2 is provided with and convex block 314
The push switch 23 matched, when humidification machine 2 is installed on host 1, push switch 23 squeezes the convex block 314 on actuator 31, driving
Part 31 drives valve 32 to open third gas outlet 15 and third air inlet 14.
Wherein, 31 two sides of actuator are provided with the limited block 315 for limiting motion profile.Utilize monosymmetric limit
Block 315 limits, and regardless of pressing dynamics are biased to which side can meet position-limiting action, limit effect is preferable.
Wherein, host 1 and humidification machine 2 pass through the fastener being mutually matched and are clamped.Snap fit structure is simple, convenient for tearing open
Dress, and be completely embedded.
Finally it should be noted that the above examples are only used to illustrate the technical scheme of the present invention rather than protects to the present invention
The limitation of range, although the invention is described in detail with reference to the preferred embodiments, those skilled in the art should be managed
Solution, can with modification or equivalent replacement of the technical solution of the present invention are made, without departing from technical solution of the present invention essence and
Range.
Claims (8)
1. a kind of ventilator with air duct switching device, it is characterised in that: including dismountable host and humidification machine, the master
Machine includes the host air flue equipped with the first air inlet and the first gas outlet, and the humidification machine offers the second air inlet and second and goes out
Port, the host air flue offer the third gas outlet to match respectively with the second air inlet, the second gas outlet, third air inlet
Mouthful；The host is equipped with air duct switching device；
The air duct switching device includes two symmetrically arranged valves, the actuator of driving valve folding；The actuator packet
Include the mounting groove of reset spring, the spring installation axle for installing reset spring and the connection valve；The valve include air door,
Rotation axis and gear, the air door are fixedly installed in rotation axis, and the gear is fixedly arranged on one end of the rotation axis；The installation
It is provided with the tooth socket to match with the gear, the valve and actuator in slot and realizes that gear passes by the gear and tooth socket
Dynamic connection；When host and humidification machine separate, in the raw, the air door closes third gas outlet and third to reset spring
Air inlet is directly discharged by host air flue and from the first gas outlet at this point, air-flow enters from the first air inlet；
When humidification machine is installed on host, pressing of the actuator by humidification machine, reset spring generates deformation, and the gear is in tooth
It is rotated under the action of slot, the air door is opened third gas outlet and third air inlet as the rotation axis moves and cut off
The connection of host air flue, at this point, air-flow enters one end of host air flue from the first air inlet, successively by third gas outlet, the
Two air inlets enter humidification machine, then successively enter the other end of host air flue by the second gas outlet, third air inlet, most pass through afterwards
The discharge of first gas outlet.
2. a kind of ventilator with air duct switching device according to claim 1, it is characterised in that: the host air flue
Interior be equipped with blocks block, and described block offers through-hole on block, and the air door realizes the cutting of host air flue by closing through-hole.
3. a kind of ventilator with air duct switching device according to claim 1, it is characterised in that: the air door turns
Moving axis and gear are integrally formed part.
4. a kind of ventilator with air duct switching device according to claim 1, it is characterised in that: outside the air door
Edge is equipped with flexible glue sealing ring.
5. a kind of ventilator with air duct switching device according to claim 1, it is characterised in that: on the actuator
It is provided with the convex block for facilitating pressing.
6. a kind of ventilator with air duct switching device according to claim 5, it is characterised in that: the humidification machine is set
Be equipped with the matched push switch of convex block, when humidification machine is installed on host, push switch squeeze actuator on convex block, driving
Part drives valve to open third gas outlet and third air inlet.
7. a kind of ventilator with air duct switching device according to claim 1, it is characterised in that: the actuator two
Side is provided with the limited block for limiting motion profile.
8. a kind of ventilator with air duct switching device according to claim 1, it is characterised in that: the host and wet
Change device and passes through the fastener clamping being mutually matched.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610896928.1A CN106362256B (en) | 2016-10-14 | 2016-10-14 | A kind of ventilator with air duct switching device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610896928.1A CN106362256B (en) | 2016-10-14 | 2016-10-14 | A kind of ventilator with air duct switching device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106362256A CN106362256A (en) | 2017-02-01 |
| CN106362256B true CN106362256B (en) | 2019-03-05 |
Family
ID=57896525
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610896928.1A Active CN106362256B (en) | 2016-10-14 | 2016-10-14 | A kind of ventilator with air duct switching device |
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| CN (1) | CN106362256B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107875490B (en) | 2017-12-13 | 2019-09-10 | 北京怡和嘉业医疗科技股份有限公司 | Respirator system |
| CN117065172A (en) * | 2018-10-26 | 2023-11-17 | 北京怡和嘉业医疗科技股份有限公司 | Humidification assembly and respiratory ventilation apparatus |
| CN111249586B (en) * | 2018-11-30 | 2023-08-08 | 深圳市大雅医疗技术有限公司 | Breathing machine |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204521859U (en) * | 2015-01-26 | 2015-08-05 | 北京谊安医疗系统股份有限公司 | A kind of sleep-respiratory machine |
| CN204543173U (en) * | 2015-03-12 | 2015-08-12 | 北京怡和嘉业医疗科技有限公司 | A kind of respirator |
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|---|---|---|---|---|
| CN102011884A (en) * | 2009-12-24 | 2011-04-13 | 扬州电力设备修造厂 | Stroke position control device of valve executing mechanism |
| CN103157161A (en) * | 2011-12-09 | 2013-06-19 | 北京东方潮汐科技发展有限公司 | Device of driving liquid to be nebulized by gas |
| CN102840381A (en) * | 2012-08-16 | 2012-12-26 | 上海鸿润科技有限公司 | Valve opening-closing device used for compound type medium-sized bulk container and container |
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| Publication number | Publication date |
|---|---|
| CN106362256A (en) | 2017-02-01 |
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Effective date of registration: 20170922 Address after: Science City Tianfeng road high tech Industrial Development Zone, Guangzhou City, Guangdong province 510530 No. 3 No. 201-02 Applicant after: Guangzhou and Health Technology Co., Ltd. Address before: The 510530 Guangdong economic and Technological Development Zone of Guangzhou Science City Tianfeng Road No. 5, room 202-1 102-1 Applicant before: NORTH-SOUTHERN ELECTRONICS LIMITED |
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Denomination of invention: Respirator with air duct switching device Effective date of registration: 20200424 Granted publication date: 20190305 Pledgee: Guangzhou Caold financing Company limited by guarantee Pledgor: GUANGZHOU HYPNUS HEALTHCARE TECHNOLOGY Co.,Ltd. Registration number: Y2020980001761 |
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Date of cancellation: 20210625 Granted publication date: 20190305 Pledgee: Guangzhou Caold financing Company limited by guarantee Pledgor: GUANGZHOU HYPNUS HEALTHCARE TECHNOLOGY Co.,Ltd. Registration number: Y2020980001761 |