CN106267488B - Phase control mode transportation of patients lung ventilator - Google Patents
Phase control mode transportation of patients lung ventilator Download PDFInfo
- Publication number
- CN106267488B CN106267488B CN201610710280.4A CN201610710280A CN106267488B CN 106267488 B CN106267488 B CN 106267488B CN 201610710280 A CN201610710280 A CN 201610710280A CN 106267488 B CN106267488 B CN 106267488B
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- Prior art keywords
- oxygen
- valve
- lung ventilator
- oxygen valve
- phase
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- 210000004072 lung Anatomy 0.000 title claims abstract description 57
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims abstract description 195
- 239000001301 oxygen Substances 0.000 claims abstract description 195
- 229910052760 oxygen Inorganic materials 0.000 claims abstract description 195
- 238000007789 sealing Methods 0.000 claims description 14
- 239000007789 gas Substances 0.000 claims description 10
- 239000003795 chemical substances by application Substances 0.000 claims 1
- 230000004807 localization Effects 0.000 claims 1
- 230000000903 blocking effect Effects 0.000 abstract 1
- 230000029058 respiratory gaseous exchange Effects 0.000 description 10
- 238000000605 extraction Methods 0.000 description 6
- 238000000034 method Methods 0.000 description 4
- 208000004756 Respiratory Insufficiency Diseases 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000011084 recovery Methods 0.000 description 2
- 201000004193 respiratory failure Diseases 0.000 description 2
- 238000006467 substitution reaction Methods 0.000 description 2
- 206010002091 Anaesthesia Diseases 0.000 description 1
- QRSFFHRCBYCWBS-UHFFFAOYSA-N [O].[O] Chemical compound [O].[O] QRSFFHRCBYCWBS-UHFFFAOYSA-N 0.000 description 1
- 230000037005 anaesthesia Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 230000002269 spontaneous effect 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. 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
Landscapes
- 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)
- Respiratory Apparatuses And Protective Means (AREA)
Abstract
The present invention relates to medical instruments, specifically provide a kind of phase control mode transportation of patients lung ventilator, it is intended to solve the problems, such as that existing mixing oxygen uptake ventilator-structure is complicated.For this purpose, the lung ventilator of the present invention includes the oxygen valve and oxygen valve follower that are arranged in lung ventilator main body, oxygen valve includes oxygen valve ball and oxygen valve spring, together with oxygen valve ball is abutted to oxygen valve follower, for blocking or opening oxygen input, oxygen valve spring is used to apply pressure to oxygen valve ball, to realize the on-off function of oxygen valve.In addition, oxygen valve ball and oxygen valve follower can relative rotation, to open or close the auxiliary oxygen uptake passage in oxygen valve ball, so as to fulfill selectively ingesting for natural air and oxygen.Due to said structure, lung ventilator of the invention can be very easy to use by simply structurally and operationally easily realizing selectively ingesting for natural air and oxygen.
Description
Technical field
The present invention relates to medical instruments, specifically provide a kind of phase control mode transportation of patients lung ventilator.
Background technology
In current clinical medicine, effective means of the lung ventilator as an artificial substituting expiratory positive airway pressure function, generally
For the respiratory failure caused by a variety of causes, the anesthesia respiration management during major operation, Breathing Suppotion treatment and emergency resuscitation in,
Occupy highly important position in Modern Medical Field.Lung ventilator is that one kind can play prevention and treatment respiratory failure, is subtracted
The vital medical instrument of patients ' lives is saved and extended to few complication.
CN105664315A discloses a kind of oxygen supply recovery breathing apparatus, which is provided with main oxygen uptake passage and auxiliary
Oxygen uptake passage is helped, can either realize purity oxygen intake function, and can realize that the mixing of oxygen and air sucks.But this is exhaled
It is excessively complicated to inhale the structure of equipment, therefore causes to manufacture with high costs, shortage economy.Correspondingly, this field needs a kind of new
Breathing apparatus solve the above problem of the prior art.
The content of the invention
Present invention seek to address that the problem of existing ventilator-structure is excessively complicated.For this purpose, the present invention provides a kind of phase
Position control formula transportation of patients lung ventilator.The lung ventilator includes the upper body being threadedly coupled each other and sub-body, the top
Inner cavity, oxygen interface are provided in main body and/or the sub-body, is arranged between the inner cavity and the oxygen interface
Main oxygen uptake passage, mask interface, the exhalation passages being arranged between the inner cavity and the mask interface and with the inner cavity
The exhaust passage of connection is additionally provided with piston valve in the upper body, and in a non-operating condition, the piston valve is by piston valve
Spring biased downward；The lung ventilator further includes the oxygen valve being arranged in the sub-body, and the oxygen valve includes oxygen
Valve ball and oxygen valve spring, in a non-operating condition, the oxygen valve spring apply pressure to the oxygen valve ball, so that described
Oxygen valve ball is resisted against in the valve ball seat in the sub-body, so as to block the main oxygen uptake passage；The lung ventilator also wraps
The oxygen valve follower being arranged in the sub-body is included, in operational conditions, the oxygen valve follower overcomes the oxygen valve
The elastic force of spring makes the oxygen valve ball leave the valve ball seat, so as to open the main oxygen uptake passage；Its feature exists
In the oxygen valve ball includes auxiliary oxygen uptake passage and the phase slots connected with the auxiliary oxygen uptake passage, and the oxygen valve pushes away
Bar include with the phase slots cooperation phase bar, the phase bar can compared with the phase slots rotate and therefore open and
Close the auxiliary oxygen uptake passage.
In the preferred embodiment of above-mentioned phase control mode transportation of patients lung ventilator, the phase slots have rounded cross section
Face, the phase bar are inserted into gas-tight manner in the phase slots.
In the preferred embodiment of above-mentioned phase control mode transportation of patients lung ventilator, the auxiliary oxygen uptake passage has half
Circular cross section (that is, the cross section angle with 180 degree), the plane of structure angle of the phase bar are greater than or equal to the auxiliary and inhale
The cross section angle of oxygen passage.
In the preferred embodiment of above-mentioned phase control mode transportation of patients lung ventilator, the plane of structure angle of the phase bar is
270 degree.
In the preferred embodiment of above-mentioned phase control mode transportation of patients lung ventilator, the piston valve is mounted slidably
In the upper body.
In the preferred embodiment of above-mentioned phase control mode transportation of patients lung ventilator, the lung ventilator further include with it is described
The upper cover that upper body is threadedly coupled, the piston valve are slidably connected to the upper cover, and the upper cover is additionally provided with and institute
The stomata of exhaust passage-connection is stated, the gas for user to be breathed out is guided to the outside of the lung ventilator.
In the preferred embodiment of above-mentioned phase control mode transportation of patients lung ventilator, the oxygen interface and the lower part
Main body screw connects.
In the preferred embodiment of above-mentioned phase control mode transportation of patients lung ventilator, the lung ventilator, which further includes, to be arranged on
The first oxygen valve push rod seal circle, the second oxygen valve push rod seal circle and oxygen valve follower positioning pin in the sub-body,
The first oxygen valve push rod seal circle is for the sealing between the oxygen valve follower and the sub-body, second oxygen
Air valve push rod seal circle is for the sealing between the oxygen valve follower and internal gas pipeline, the oxygen valve follower positioning pin
For heading into the helicla flute of the oxygen valve follower to position it.
In the preferred embodiment of above-mentioned phase control mode transportation of patients lung ventilator, the lung ventilator further includes top master
Body positioning pin, the upper body positioning pin are threadedly coupled with the upper body, and the lower end of the upper body positioning pin is inserted
In the annular groove for entering the sub-body, for the positioning of the upper body.
In the preferred embodiment of above-mentioned phase control mode transportation of patients lung ventilator, it is close that the lung ventilator further includes main body
Seal, the body seal circle is for the sealing between the sub-body and the upper body.
It will be readily appreciated by those skilled in the art that it is provided with phase slots and auxiliary oxygen uptake due to being provided in oxygen valve ball
Passage, and the end set of oxygen valve follower is only pushed away into the form of phase bar by rotating oxygen valve compared with oxygen valve ball
Bar, lung ventilator of the invention just can easily realize selectively ingesting for natural air and oxygen, very easy to use.
Description of the drawings
Fig. 1 is the sectional view of the phase control mode transportation of patients lung ventilator of the present invention.
Fig. 2 is the enlarged drawing of H portions shown in Fig. 1.
Fig. 3 is the sectional view intercepted along the line B-B in Fig. 2.
Specific embodiment
The preferred embodiment of the present invention described with reference to the accompanying drawings.It will be apparent to a skilled person that this
A little embodiments are only used for explaining the technical principle of the present invention, it is not intended that limit the scope of the invention.For example, to the greatest extent
Pipe the application is combined type portable transportation of patients lung ventilator to describe, but it will be readily appreciated by those skilled in the art that
In the case of basic principle, the present invention is expressly intended to apply to other any kind of breathing equipments.In addition, as this
The improvement object of invention, prior art CN105664315A are incorporated by reference into the application, and many details of the application can be with
Directly understand with reference to CN105664315A.
With reference first to Fig. 1, Fig. 1 is the side sectional view of phase control mode transportation of patients lung ventilator according to the present invention.Such as
Shown in Fig. 1, lung ventilator of the invention includes being threadedly coupled to sub-body 2 and upper body 16 together, and the two surrounds jointly
Inner cavity 2-16.Oxygen interface 1, the main oxygen uptake being arranged between inner cavity 2-16 and oxygen interface 1 are provided on the sub-body 2
Passage, the mask interface (not shown) being connected for the breathing mask with patient are arranged on inner cavity 2-16 and mask interface
Between exhalation passages (not shown) and the exhaust passage 16-1 that is connected with inner cavity 2-16.The lung ventilator further includes can
The piston valve 14 being slidably arranged in the upper body 16, in a non-operating condition, piston valve 14 is by piston valve spring 15
Biased downward (according to the orientation in attached drawing).
With continued reference to Fig. 1, lung ventilator of the invention, which further includes, to be arranged between the main oxygen uptake passage and inner cavity 2-16
Needle valve assembly, the needle valve assembly include needle-valve fixed seat 10, be nested in needle-valve fixed seat 10 needle-valve set 9, slideably
Coordinate the needle-valve 11 in needle-valve set 9, the needle-valve sealing ring 12 being hermetically nested in needle-valve set 9 and be arranged on needle-valve set 9
Needle valve spring 13 between needle-valve 11, needle-valve covers is provided with air admission hole on 9.The elastic force of piston valve spring 15 is more than needle valve spring
13 elastic force so that in a non-operating condition, piston valve 14 under the action of piston valve spring 15 against the top of needle-valve 11 simultaneously
Therefore compression needle valve spring 13 so that needle-valve set 9 is not contacted with needle-valve sealing ring 12, therefore oxygen can by air admission hole,
Inner cavity 2-16 is flowed into from the main oxygen uptake passage.At this point, if oxygen interface 1 is opened, oxygen can lead to via the main oxygen uptake
Road and air admission hole enter inner cavity 2-16, as the oxygen pressure in the 2-16 of inner cavity rises, the oxygen pressure and needle valve spring 13
Overcome the elastic force of piston valve spring 15 together, piston valve 14 and needle-valve 11 made gradually to move up, finally make needle-valve 11 against
Therefore needle-valve sealing ring 12 is simultaneously closed from oxygen interface 1 to the circulation of the oxygen of inner cavity 2-16.
As shown in Figure 1, oxygen interface 1 is threadedly coupled with sub-body 2.The lung ventilator of the present invention, which further includes, is arranged on oxygen
Oxygen valve between interface 1 and the main oxygen uptake passage, the oxygen valve include oxygen valve ball 3 and oxygen valve spring 4, oxygen valve
Ball 3 is used to block or open the input of oxygen, and oxygen valve spring 4 is used to apply pressure to oxygen valve ball 3, to realize oxygen valve
Function.The lung ventilator of the present invention further includes the oxygen valve follower 5 being arranged in sub-body 2, oxygen valve push rod seal circle 6, oxygen
Air valve push rod seal circle 7 and oxygen valve follower positioning pin 8, oxygen valve follower 5 is for promoting oxygen valve ball 3 to block or open-minded
The input of oxygen, oxygen valve push rod seal circle 6 are used for the sealing between oxygen valve follower 5 and sub-body 2, and oxygen valve follower is close
Seal 7 heads into oxygen valve follower 5 for the sealing between oxygen valve follower 5 and internal gas pipeline, oxygen valve follower positioning pin 8
Helicla flute in, for the positioning of oxygen valve follower 5.In practical operation, oxygen valve follower 5 is mainly in pushing status with extracting
Switch between state.When oxygen valve follower 5 is in pushing status, overcomes the elastic force of oxygen valve spring 4, make oxygen valve ball 3
The valve ball seat in sub-body 2 is left, so as to open the main oxygen uptake passage.When oxygen valve follower 5 is in extraction state, oxygen
Air valve ball 3 is resisted against under the active force of oxygen valve spring 4 in the valve ball seat, so as to close the main oxygen uptake passage.Meanwhile
As will be detailed below with reference to described in Fig. 2 and 3, when oxygen valve follower 5 is in extraction state, oxygen valve follower 5 can be compared with
Oxygen valve ball 3 rotates, so as to open or close auxiliary oxygen uptake passage.
In addition, the lung ventilator of the present invention further includes upper body positioning pin 17, upper body positioning pin 17 and upper body
16 are threadedly coupled, in the annular groove of the lower end insertion sub-body 2 of upper body positioning pin 17, for determining for upper body 16
Position.The lung ventilator of the present invention further includes body seal circle 18, and body seal circle 18 is close for sub-body 2 and upper body 16
Envelope.
Furthermore as shown in Figure 1, sub-body 2 is additionally provided with bypass gas circuit in the position contacted with oxygen valve follower 5, work as oxygen
When air valve push rod 5 is in extraction state, which can be such that inner cavity 2-16 is connected with outside atmosphere, so as to hereafter will
The auxiliary oxygen uptake passage of description comes together to realize that the mixing of oxygen and natural air sucks.
The phase controlling oxygen uptake structure of the present invention is described referring next to Fig. 2 and 3 and with reference to Fig. 1.Fig. 2 is H portions shown in Fig. 1
Enlarged drawing, Fig. 3 be along in Fig. 2 line B-B intercept sectional view.As shown in Fig. 2, the oxygen valve ball 3 of the present invention is included laterally
Auxiliary oxygen uptake passage 32 through setting and the phase slots 31 with oxygen uptake passage 32 is aided in connect, oxygen valve follower 5 includes and phase
The phase bar 51 (being specifically the end 511 of phase bar 51) that position slot 31 coordinates, phase bar 51 can be compared with the phase slots 31
It rotates and therefore opens and closes auxiliary oxygen uptake passage 32.Specifically, the end 511 of the phase bar 51 of oxygen valve follower 5 is worn
The opening 21 of the valve ball seat on sub-body 2 is crossed, is inserted into gas-tight manner in 3 phase slots 31 of oxygen valve ball.More
Body, phase slots 31 have circular cross section, and the end 511 of phase bar 51 is inserted into gas-tight manner in phase slots 31.
As shown in figure 3, auxiliary oxygen uptake passage 32 has semi-circular cross-section, i.e. has the cross section angle of 180 degree.It needs
It is noted that cross section angle described herein refers to that the plane of structure figure accounts for entirely round angle.In figure 3, auxiliary is inhaled
Oxygen passage 32 is minimum semicircle, therefore its plane of structure angle is 180 degree.Preferably, the transversal face angle of the end 511 of phase bar 51
Degree should be set greater than or the cross section angle equal to auxiliary oxygen uptake passage 32.Specifically, in the preferred embodiment of Fig. 3
In, the cross section angle of the end 511 of the phase bar 51 is 270 degree.More specifically, the cross section of phase boom end 511 is
It is counterclockwise opening to 90 degree of C points from B points from B points clockwise to 270 degree of areas of a circle of C points in Fig. 3.
As described above, when oxygen valve follower 5 is in extraction state, oxygen valve ball 3 is under the active force of oxygen valve spring 4
It is resisted against in the valve ball seat, the main oxygen uptake passage is closed.But oxygen valve follower 5 can be compared with oxygen valve at this time
Ball 3 rotates.According to the rotation angle in Fig. 3,90 degree on phase boom end 511 are open at this time leads to semicircular auxiliary oxygen uptake
Road 32 partially overlaps (that is, 1/4 circle R2 in Fig. 3), therefore oxygen can be from oxygen interface 1 via auxiliary oxygen uptake passage 32 and phase
Opening on the bar 51 of position is into the main oxygen uptake passage and therefore into inner cavity 2-16.Meanwhile as described above, when oxygen valve follower
5 be in extraction state when, it is described bypass gas circuit inner cavity 2-16 can also be made to be connected with outside atmosphere.Therefore, when oxygen valve follower 5
When in extraction state and aiding in the oxygen uptake passage 32 to be opened, it can realize that the mixing of oxygen and natural air sucks.Furthermore
Since the aperture of auxiliary oxygen uptake passage 32 is controlled in a manner of phase, it can be by controlling the rotation of oxygen valve follower 5
Gyration controls oxygen content during mixing air-breathing, so as to selecting suitable oxygen absorbed for the patient of the different state of an illness.
On the cross section angle of phase bar 51 and auxiliary oxygen uptake passage 32, it will be appreciated to those of skill in the art that
It is not limited to that specific angle described herein, those skilled in the art can as needed make adjustment to it completely, with
Just concrete application occasion is adapted to, these are without departing from the principle and scope of the present invention.
The lung ventilator of the present invention is used cooperatively with breathing mask, medical oxygen cylinder and pipeline, can be to the trouble of no spontaneous breathing
Person carries out auxiliary CPR, it can also be used to have the auxiliary oxygen uptake of autonomous respiration patient, main operational principle is as follows.
Oxygen can be introduced by oxygen interface 1, by pressing oxygen valve follower 5, promoted oxygen valve ball 3 to the left, made oxygen
Gap is generated between the valve ball seat of valve ball 3 and sub-body 2, so that oxygen enters inside lung ventilator.Further, oxygen is under
The vertical duct of portion's main body 2 reaches the position contacted with needle-valve set 9, by the gap between needle-valve 11, needle-valve sealing ring 12, leads to
Cross needle-valve set 9, the gap between needle-valve fixed seat 10, oxygen is continued to flow into surrounded by sub-body 2 and upper body 16 in
Chamber 2-16；Sub-body 2 is equipped with gas circuit, inner cavity 2-16 can be connected with mask interface, oxygen is made to eventually arrive at mask, is patient
Convey oxygen.With the increase of patient breaths, the air pressure in above-mentioned inner cavity 2-16 will be gradually increasing, when pressure reaches the upper of design
In limited time, pressure will promote piston valve 14 to move upwards.Under the action of needle valve spring 13, needle-valve 11 will also move upwards therewith.
When needle-valve 11 moves to extreme upper position, lower end will be bonded with needle-valve sealing ring 12, so as to block the supply of oxygen, be suffered from
Person's breathing process terminates.At this point, piston valve 14 also reaches extreme upper position, the exhaust gas of patient's body can pass sequentially through mask and connect
Mouth, the gas circuit of sub-body 2 reach above-mentioned inner cavity 2-16, then are outwards discharged by the exhaust passage 16-1 of 16 inner wall of upper body,
It is finally discharged along the stomata 19-1 of upper cover 19, so as to complete exhalation process, thus completes a breath cycle.When exhalation process knot
Shu Hou, the air pressure of inner cavity 2-16 decrease, and under the action of piston valve spring 15, piston valve 14 and needle-valve 11 will be transported downwards
Dynamic, needle-valve 11 will generate gap with needle-valve sealing ring 12, reopen the supply of oxygen, be completed so on circulate to patient's
Oxygen supply recovery function.
So far, have been combined preferred embodiment shown in the drawings and describe technical scheme, still, this field
Technical staff is it is easily understood that protection scope of the present invention is expressly not limited to these specific embodiments.Without departing from this
On the premise of the principle of invention, those skilled in the art can make correlation technique feature equivalent modifications or substitutions, these
Technical solution after modifications or substitutions is fallen within protection scope of the present invention.
Claims (10)
1. a kind of phase control mode transportation of patients lung ventilator, including the upper body (16) being threadedly coupled each other and sub-body
(2), inner cavity (2-16), oxygen interface (1) are provided in the upper body (16) and/or the sub-body (2), be arranged on
Main oxygen uptake passage, mask interface between the inner cavity (2-16) and the oxygen interface (1) are arranged on the inner cavity (2-16)
Exhalation passages between the mask interface and the exhaust passage (16-1) connected with the inner cavity (2-16), the top
Piston valve (14) is additionally provided in main body (16), in a non-operating condition, the piston valve (14) by piston valve spring (15) to
Lower bias；
The lung ventilator further includes the oxygen valve being arranged in the sub-body (2), and the oxygen valve includes oxygen valve ball (3)
With oxygen valve spring (4), in a non-operating condition, the oxygen valve spring (4) applies pressure to the oxygen valve ball (3), with
The oxygen valve ball (3) is made to be resisted against in the valve ball seat in the sub-body (2), so as to block the main oxygen uptake passage；
The lung ventilator further includes the oxygen valve follower (5) being arranged in the sub-body (2), in operational conditions, described
Oxygen valve follower (5) overcomes the elastic force of the oxygen valve spring (4), and the oxygen valve ball (3) is made to leave the valve ball seat, so as to
Open the main oxygen uptake passage；
It is characterized in that, the oxygen valve ball (3) includes auxiliary oxygen uptake passage (32) and connects with the auxiliary oxygen uptake passage (32)
Logical phase slots (31), the oxygen valve follower (5) include the phase bar (51) with the phase slots (31) cooperation, the phase
Bar (51) can rotate compared with the phase slots (31) and therefore open and close the auxiliary oxygen uptake passage (32).
2. phase control mode transportation of patients lung ventilator according to claim 1, which is characterized in that phase slots (31) tool
There is circular cross section, the phase bar (51) is inserted into gas-tight manner in the phase slots (31).
3. phase control mode transportation of patients lung ventilator according to claim 2, which is characterized in that the auxiliary oxygen uptake passage
(32) there is semi-circular cross-section, the cross section angle of the phase bar (51) is greater than or equal to the auxiliary oxygen uptake passage (32)
Cross section angle.
4. phase control mode transportation of patients lung ventilator according to claim 3, which is characterized in that the phase bar (51)
Cross section angle is 270 degree.
5. phase control mode transportation of patients lung ventilator according to any one of claim 1 to 4, which is characterized in that described
Piston valve (14) is slidably disposed in the upper body (16).
6. phase control mode transportation of patients lung ventilator according to claim 5, which is characterized in that the lung ventilator further includes
The upper cover (19) being threadedly coupled with the upper body (16), the piston valve (14) are slidably connected to the upper cover
(19), the upper cover (19) is additionally provided with the stomata (19-1) connected with the exhaust passage (16-1), for user to be exhaled
The gas gone out is guided to the outside of the lung ventilator.
7. phase control mode transportation of patients lung ventilator according to claim 6, which is characterized in that the oxygen interface (1)
It is threadedly coupled with the sub-body (2).
8. phase control mode transportation of patients lung ventilator according to claim 7, which is characterized in that the lung ventilator further includes
The first oxygen valve push rod seal circle (6), the second oxygen valve push rod seal circle (7) and the oxygen being arranged in the sub-body (2)
Air valve push rod positioning pin (8), the first oxygen valve push rod seal circle (6) is for the oxygen valve follower (5) and the lower part
Sealing between main body (2), the second oxygen valve push rod seal circle (7) are used for the oxygen valve follower (5) and internal gas
Sealing between pipeline, the oxygen valve follower positioning pin (8) are used to head into the helicla flute of the oxygen valve follower (5) next pair
It is positioned.
9. phase control mode transportation of patients lung ventilator according to claim 8, which is characterized in that the lung ventilator further includes
Upper body positioning pin (17), the upper body positioning pin (17) are threadedly coupled with the upper body (16), the top
The lower end of agent localization pin (17) is inserted into the annular groove of the sub-body (2), for the positioning of the upper body (16).
10. phase control mode transportation of patients lung ventilator according to claim 9, which is characterized in that the lung ventilator also wraps
Body seal circle (18) is included, the body seal circle (18) is used between the sub-body (2) and the upper body (16)
Sealing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610710280.4A CN106267488B (en) | 2016-08-23 | 2016-08-23 | Phase control mode transportation of patients lung ventilator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610710280.4A CN106267488B (en) | 2016-08-23 | 2016-08-23 | Phase control mode transportation of patients lung ventilator |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106267488A CN106267488A (en) | 2017-01-04 |
| CN106267488B true CN106267488B (en) | 2018-05-25 |
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ID=57615702
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610710280.4A Expired - Fee Related CN106267488B (en) | 2016-08-23 | 2016-08-23 | Phase control mode transportation of patients lung ventilator |
Country Status (1)
| Country | Link |
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| CN (1) | CN106267488B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109363509B (en) * | 2018-11-30 | 2024-06-21 | 宁波亚特电器有限公司 | Air pump booster-type capsule coffee machine |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1069891A (en) * | 1991-09-05 | 1993-03-17 | 威廉·E·普赖斯 | Resuscitation and oxygen inhalation device |
| US5823179A (en) * | 1996-02-13 | 1998-10-20 | 1263152 Ontario Inc. | Nebulizer apparatus and method |
| US6450163B1 (en) * | 1997-08-29 | 2002-09-17 | Trudell Medical International | Breath actuated nebulizer with valve assembly having a relief piston |
| US6792947B1 (en) * | 2000-08-25 | 2004-09-21 | O-Two Systems International Inc. | Flow control valve for manual resuscitator devices |
| CN103990217A (en) * | 2013-02-17 | 2014-08-20 | 陈霞 | Oxygen blind hole reducing valve inhalator |
| CN105664315A (en) * | 2016-01-12 | 2016-06-15 | 中国人民解放军军事医学科学院实验仪器厂 | Oxygen-supply resuscitation respiratory equipment |
-
2016
- 2016-08-23 CN CN201610710280.4A patent/CN106267488B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1069891A (en) * | 1991-09-05 | 1993-03-17 | 威廉·E·普赖斯 | Resuscitation and oxygen inhalation device |
| US5823179A (en) * | 1996-02-13 | 1998-10-20 | 1263152 Ontario Inc. | Nebulizer apparatus and method |
| US6450163B1 (en) * | 1997-08-29 | 2002-09-17 | Trudell Medical International | Breath actuated nebulizer with valve assembly having a relief piston |
| US6792947B1 (en) * | 2000-08-25 | 2004-09-21 | O-Two Systems International Inc. | Flow control valve for manual resuscitator devices |
| CN103990217A (en) * | 2013-02-17 | 2014-08-20 | 陈霞 | Oxygen blind hole reducing valve inhalator |
| CN105664315A (en) * | 2016-01-12 | 2016-06-15 | 中国人民解放军军事医学科学院实验仪器厂 | Oxygen-supply resuscitation respiratory equipment |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106267488A (en) | 2017-01-04 |
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