CN104740744A - Spiral blade type carbon dioxide adsorption tank - Google Patents
Spiral blade type carbon dioxide adsorption tank Download PDFInfo
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- CN104740744A CN104740744A CN201510155331.7A CN201510155331A CN104740744A CN 104740744 A CN104740744 A CN 104740744A CN 201510155331 A CN201510155331 A CN 201510155331A CN 104740744 A CN104740744 A CN 104740744A
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Abstract
The invention relates to a spiral blade type carbon dioxide adsorption tank. The spiral blade type carbon dioxide adsorption tank comprises a shell, and is characterized by comprising a cylinder body with openings in the upper end and the lower end, the opening in the upper end of the cylinder body is provided with an upper cover in a sealed mode, the opening in the lower end of the cylinder body is provided with a lower cover in a sealed mode, a cylindrical diaphragm is arranged at the center of the cylinder body, a spiral blade type diaphragm is arranged between the outer peripheral wall of the cylindrical diaphragm and the inner peripheral wall of the cylinder body in a sealed mode, a cylindrical chamber is formed among the cylindrical diaphragm, the upper cover and the lower cover, a spiral chamber is formed among the spiral blade type diaphragm, the upper cover and the lower cover, and the cylindrical chamber and the spiral chamber are filled with carbon dioxide adsorbents; the gas inlet in the center of the upper cover is correspondingly communicated with the cylindrical chamber; the cylindrical chamber is communicated with the bottom of the spiral chamber through a circulating opening in the lower portion of the cylindrical diaphragm; a gas outlet in the eccentric position of the upper cover is communicated with the top of the spiral chamber. The spiral blade type carbon dioxide adsorption tank is simple and compact in structure, low in cost, easy and convenient to assemble, convenient to use, and capable of reducing environment pollution and being prevented from influencing health of doctors and patients.
Description
Technical field
The present invention relates to carboloy dioxide canister, specifically a kind of helical blade type carboloy dioxide canister, belongs to the technical field of medical apparatus and instruments.
Background technology
What take during current anesthetic machine mechanical ventilation is confinement circulation pattern, breath (carbonated mist in anesthetic machine breathing pipeline, be mainly oxygen, or containing anesthetic gases) after carboloy dioxide canister absorption breath, again enter breathing circuit use.Carboloy dioxide canister onset principle is the carbon-dioxide absorbent and carbon dioxide chemically reactive thus absorbing carbon dioxide that wherein load.
The carboloy dioxide canister used in current anesthetic machine is to be reused, and there is following shortcoming: 1) carbon dioxide is powder alkaline matter, often causes alkaline powder to enter breathing circuit in using, unfavorable to patient; 2) carbon-dioxide absorbent needed after losing efficacy to change, and alkaline dust of kicking up during replacing is unfavorable to anesthetist; 3) when anesthetic machine uses, carbon-dioxide absorbent lost efficacy, and needed interrupt machine to ventilate and changed carbon-dioxide absorbent, unfavorable to patient; 4) carbon dioxide powder is contained in large tank and easily forms " short-circuiting effect ", breath is from the gap effusion of the less porous spot of resistance, not yet use at other position carbon dioxide powder, but carboloy dioxide canister is " inefficacy ", need to change whole tank carbon dioxide powder, shorten service time, cause waste, again contaminated environment.
A kind of improvement project is proposed for the problems referred to above in " high-efficiency module formula carboloy dioxide canister " patent application that inventor is previous, but in actual use, if fill carbon-dioxide absorbent in advance in soft bag pipe, then the bag pipe after fill is very hard, be difficult to dish curved, be difficult to be encased in shell; If be first placed in shell by soft bag pipe dish, the fill of carbon-dioxide absorbent is difficult to operation again, is difficult to carry out.
Summary of the invention
The object of the invention is to overcome the deficiencies in the prior art, a kind of helical blade type carboloy dioxide canister is provided, it is simple and compact for structure, cost is lower, simple and convenient assembly, easy to use, can environmental pollution be reduced, avoid the health affecting anesthetist and patient, add safety during anesthetic machine enforcement mechanical ventilation.
According to technical scheme provided by the invention: helical blade type carboloy dioxide canister, comprise shell and dress carbon-dioxide absorbent within it, shell is provided with air inlet and gas outlet, it is characterized in that: described shell comprises the cylindrical shell of upper and lower side opening, upper cover and lower cover, cylindrical shell upper end open sealing assembling upper cover, cylindrical shell lower ending opening sealing assembling lower cover; Described body centre is provided with tubular barrier film, seal between tubular barrier film periphery wall and cylindrical shell internal perisporium and be provided with helical blade type barrier film, described tubular barrier film and form a cylindrical chamber between upper cover and lower cover, described helical blade type barrier film and upper cover, form a spiral type chamber between lower cover and cylindrical shell, cylindrical chamber and spiral type chamber are built with carbon-dioxide absorbent; Described air inlet is arranged on upper cover center, and air inlet is corresponding with described cylindrical chamber to be communicated with, and breath is entered by the upper end of cylindrical chamber; Described cylindrical chamber is communicated with the bottom of spiral type chamber by the communication port being opened in tubular barrier film bottom; Described gas outlet is arranged on the eccentric position place of upper cover, and gas outlet is communicated with the top of described spiral type chamber.
As a further improvement on the present invention, described air inlet place is fitted with the air inlet screen of shape adaptation, described gas outlet place is fitted with the filter screen of giving vent to anger of shape adaptation, and the micropore of described air inlet screen and filter screen of giving vent to anger can stop filtering carbon dioxide absorbent and allow gas circulate smoothly.
As a further improvement on the present invention, described air inlet screen and filter screen of giving vent to anger all adopt PP orifice plate, and the micropore size on PP orifice plate is no more than 0.5mm.
As a further improvement on the present invention, described cylindrical shell upper inside wall is provided with short slot or step, and the neighboring of described upper cover is along being provided with step or short slot, and short slot coordinates with step, in order to limit the installation site of upper cover.
As a further improvement on the present invention, grab handle is provided with bottom described lower cover.
As a further improvement on the present invention, described shell is arranged the temporary securing mechanism in order to body seal to be connected to anesthetic machine carboloy dioxide canister interface.
Compared with prior art, tool has the following advantages in the present invention: the present invention is simple and compact for structure, and cost is lower, simple and convenient assembly, easy to use, can environmental pollution be reduced, avoid the health affecting anesthetist and patient, add safety during anesthetic machine enforcement mechanical ventilation.
Accompanying drawing explanation
Fig. 1 is the structural representation of the embodiment of the present invention;
Fig. 2 is the front view of Fig. 1 middle cylinder body;
Fig. 3 is the structure sectional view of Fig. 1 middle cylinder body;
Fig. 4 is the structural representation of upper cover in Fig. 1;
Fig. 5 is the top view of upper cover in Fig. 1;
Fig. 6 is the structural representation of lower cover in Fig. 1;
Fig. 7 is the structural representation of air inlet screen;
Fig. 8 is the structural representation of filter screen of giving vent to anger.
Detailed description of the invention
Below in conjunction with concrete drawings and Examples, the invention will be further described.
As shown in Fig. 1 ~ Fig. 6, helical blade type carboloy dioxide canister in embodiment mainly comprises shell and dress carbon-dioxide absorbent within it, described shell is made up of the cylindrical shell 1 of upper and lower side opening, upper cover 2 and lower cover 3, cylindrical shell 1 upper end open sealing assembling upper cover 2, cylindrical shell 1 lower ending opening sealing assembling lower cover 3; Described cylindrical shell 1 center is provided with tubular barrier film 4, seal between tubular barrier film 4 periphery wall and cylindrical shell 1 internal perisporium and be provided with helical blade type barrier film 5, described tubular barrier film 4 and form a cylindrical chamber between upper cover 2 and lower cover 3, described helical blade type barrier film 5 and upper cover 2, form a spiral type chamber between lower cover 3 and cylindrical shell 1, cylindrical chamber and spiral type chamber are built with carbon-dioxide absorbent; Described air inlet 8 is arranged on upper cover 2 center, and air inlet 8 is corresponding with described cylindrical chamber to be communicated with, and breath is entered by the upper end of cylindrical chamber; Described cylindrical chamber is communicated with the bottom of spiral type chamber by the communication port 4a being opened in tubular barrier film 4 bottom; Described gas outlet 9 is arranged on the eccentric position place of upper cover 2, and gas outlet 9 is communicated with the top of described spiral type chamber.
As shown in Figure 1, in the present embodiment 1, described air inlet 8 place is fitted with shown in air inlet screen 6(Fig. 7 of shape adaptation), described gas outlet 9 place is fitted with shown in the filter screen 7(Fig. 8 that gives vent to anger of shape adaptation), the micropore of described air inlet screen 6 and filter screen 7 of giving vent to anger can stop filtering carbon dioxide absorbent and allow gas circulate smoothly, can prevent carbon-dioxide absorbent dust from entering breathing circuit along with air-flow.In the present embodiment 1, described air inlet screen 6 and filter screen 7 of giving vent to anger all adopt PP orifice plate, and the micropore size on PP orifice plate is no more than 0.5mm.
As shown in Fig. 1 ~ 6, in the present embodiment 1, described cylindrical shell 1 upper inside wall is provided with short slot, and the neighboring of described upper cover 2 is along being provided with step, and short slot coordinates with step, in order to limit the installation site of upper cover 2.Now lower cover 3 only seals, and the position of its circumferencial direction can be arranged arbitrarily, so lower cover 3 does not need arrange positioning element.As shown in Figure 7, conveniently dismounting, is also provided with grab handle 11 bottom described lower cover 3.
In the present embodiment 1, described shell is arranged the temporary securing mechanism in order to body seal to be connected to anesthetic machine carboloy dioxide canister interface.Described temporary securing mechanism can adopt conventional design of the prior art, as arranged the screw thread 10 that mate with anesthetic machine carboloy dioxide canister bayonet socket on housing upper edge outer wall, being reached by the screw thread 10 of coupling and the cushion sealing ring that is arranged on contact surface inner ring and sealing connection effect.Also have other many feasible patterns in addition, but this not design focal point of the present invention, will not enumerate herein.
Carbon-dioxide absorbent in the present invention can adopt existing conventional products, as sodica calx.
When specifically installing and using, helical blade type carboloy dioxide canister is arranged on anesthetic machine correspondence position, the air inlet 8 of carboloy dioxide canister is communicated with the patient exhalation air inlet seal of anesthetic machine by air inlet pipe, and the gas outlet 9 of carboloy dioxide canister to be sealed with gas outlet after the process of anesthetic machine by escape pipe and is communicated with; The breath (carbonated) of patient enters air inlet pipe from patient exhalation air import, from air inlet pipe in the cylindrical chamber that first air inlet 8 enters splendid attire carbon-dioxide absorbent, from up to down circulate in this cylindrical chamber, then the bottom of spiral type chamber is entered from the communication port 4a cylindrical chamber lower sides, bottom-up spiral type circulation in this spiral type chamber; Carbon dioxide in patient exhalation air is absorbed by carbon-dioxide absorbent in the process of circulation, and remaining reusable gas is discharged from gas outlet 9, and from escape pipe, gas outlet after the process of anesthetic machine enters breathing circuit again, is recycled.
It should be noted that, the above embodiments have just set forth ultimate principle of the present invention and characteristic, and the present invention is not restricted to the described embodiments, and without departing from the spirit and scope of the present invention, the present invention also has various change and change.Application claims protection domain is defined by appending claims and equivalent thereof.
Claims (6)
1. helical blade type carboloy dioxide canister, comprise shell and dress carbon-dioxide absorbent within it, shell is provided with air inlet (8) and gas outlet (9), it is characterized in that: described shell comprises the cylindrical shell (1) of upper and lower side opening, upper cover (2) and lower cover (3), cylindrical shell (1) upper end open sealing assembling upper cover (2), cylindrical shell (1) lower ending opening sealing assembling lower cover (3); Described cylindrical shell (1) center is provided with tubular barrier film (4), seal between tubular barrier film (4) periphery wall and cylindrical shell (1) internal perisporium and be provided with helical blade type barrier film (5), described tubular barrier film (4) and form a cylindrical chamber between upper cover (2) and lower cover (3), described helical blade type barrier film (5) and upper cover (2), form a spiral type chamber between lower cover (3) and cylindrical shell (1), cylindrical chamber and spiral type chamber are built with carbon-dioxide absorbent; Described air inlet (8) is arranged on upper cover (2) center, and air inlet (8) is corresponding with described cylindrical chamber to be communicated with, and breath is entered by the upper end of cylindrical chamber; Described cylindrical chamber is communicated with the bottom of spiral type chamber by the communication port (4a) being opened in tubular barrier film (4) bottom; Described gas outlet (9) is arranged on the eccentric position place of upper cover (2), and gas outlet (9) are communicated with the top of described spiral type chamber.
2. helical blade type carboloy dioxide canister as claimed in claim 1, it is characterized in that: described air inlet (8) place is fitted with the air inlet screen (6) of shape adaptation, described gas outlet (9) place is fitted with the filter screen of giving vent to anger (7) of shape adaptation, and the micropore of described air inlet screen (6) and filter screen of giving vent to anger (7) can stop filtering carbon dioxide absorbent and allow gas circulate smoothly.
3. helical blade type carboloy dioxide canister as claimed in claim 2, is characterized in that: described air inlet screen (6) and filter screen of giving vent to anger (7) all adopt PP orifice plate, and the micropore size on PP orifice plate is no more than 0.5mm.
4. helical blade type carboloy dioxide canister as claimed in claim 1, it is characterized in that: described cylindrical shell (1) upper inside wall is provided with short slot or step, the neighboring of described upper cover (2) is along being provided with step or short slot, and short slot coordinates with step, in order to limit the installation site of upper cover (2).
5. helical blade type carboloy dioxide canister as claimed in claim 1, is characterized in that: described lower cover (3) bottom is provided with grab handle (11).
6. helical blade type carboloy dioxide canister as claimed in claim 1, is characterized in that: described shell is arranged the temporary securing mechanism in order to body seal to be connected to anesthetic machine carboloy dioxide canister interface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510155331.7A CN104740744B (en) | 2015-04-02 | 2015-04-02 | Helical blade type carboloy dioxide canister |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510155331.7A CN104740744B (en) | 2015-04-02 | 2015-04-02 | Helical blade type carboloy dioxide canister |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104740744A true CN104740744A (en) | 2015-07-01 |
| CN104740744B CN104740744B (en) | 2017-11-21 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201510155331.7A Expired - Fee Related CN104740744B (en) | 2015-04-02 | 2015-04-02 | Helical blade type carboloy dioxide canister |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107641518A (en) * | 2017-06-28 | 2018-01-30 | 山东锂想新能源科技有限公司 | A kind of constant-pressure and high-temperature cracking system and its pyrolysis furnace |
| CN109481817A (en) * | 2018-12-18 | 2019-03-19 | 杭州山友医疗器械有限公司 | A kind of carboloy dioxide canister |
| CN109789286A (en) * | 2016-07-08 | 2019-05-21 | 阿克希吉尔公司 | Device and method for peace and quiet and oxygen enrichment air |
| CN112156316A (en) * | 2020-10-13 | 2021-01-01 | 曼陀罗(乳源)医药制造有限公司 | Carbon dioxide absorber |
| CN112807541A (en) * | 2021-02-24 | 2021-05-18 | 常州固立高端装备创新中心有限公司 | Carbon dioxide absorbing device |
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| CN202289142U (en) * | 2011-10-25 | 2012-07-04 | 北京航天长峰股份有限公司 | Gas path structure of anesthesia respirator |
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| CN103495195A (en) * | 2013-09-18 | 2014-01-08 | 浙江大学 | Photocatalytic type air purification device and method |
| WO2014094139A1 (en) * | 2012-12-22 | 2014-06-26 | Dmf Medical Incorporated | An anesthetic circuit having a hollow fiber membrane |
| CN103962001A (en) * | 2014-05-07 | 2014-08-06 | 上海电力学院 | Sulfur dioxide desorbing device based on photo-catalytic oxidation |
| CN204017091U (en) * | 2014-08-06 | 2014-12-17 | 高宏 | Modular absorption unit of dioxide carbon |
| CN204563243U (en) * | 2015-04-02 | 2015-08-19 | 无锡市人民医院 | Helical blade type carboloy dioxide canister |
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2015
- 2015-04-02 CN CN201510155331.7A patent/CN104740744B/en not_active Expired - Fee Related
Patent Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5471979A (en) * | 1990-05-03 | 1995-12-05 | Siemens Aktiengesellschaft | Method and apparatus for the reuse of anesthetic gases in inhalation anesthesia with specific size and position of CO2 absorber |
| US20040079367A1 (en) * | 2002-10-25 | 2004-04-29 | Loel Goldblatt | CO2 sorbent for inhalation drug therapy system |
| CN101077432A (en) * | 2007-06-28 | 2007-11-28 | 张培林 | Anaesthesia aerating system with return circuit cover |
| CN201469851U (en) * | 2009-09-04 | 2010-05-19 | 上海东吴医疗净化工程有限公司 | Anesthetic gases filtering device |
| CN202283444U (en) * | 2011-09-26 | 2012-06-27 | 四川福斯表面技术有限公司 | Gas separation filter |
| CN202289142U (en) * | 2011-10-25 | 2012-07-04 | 北京航天长峰股份有限公司 | Gas path structure of anesthesia respirator |
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| WO2014094139A1 (en) * | 2012-12-22 | 2014-06-26 | Dmf Medical Incorporated | An anesthetic circuit having a hollow fiber membrane |
| CN103495195A (en) * | 2013-09-18 | 2014-01-08 | 浙江大学 | Photocatalytic type air purification device and method |
| CN103962001A (en) * | 2014-05-07 | 2014-08-06 | 上海电力学院 | Sulfur dioxide desorbing device based on photo-catalytic oxidation |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109789286A (en) * | 2016-07-08 | 2019-05-21 | 阿克希吉尔公司 | Device and method for peace and quiet and oxygen enrichment air |
| CN107641518A (en) * | 2017-06-28 | 2018-01-30 | 山东锂想新能源科技有限公司 | A kind of constant-pressure and high-temperature cracking system and its pyrolysis furnace |
| CN109481817A (en) * | 2018-12-18 | 2019-03-19 | 杭州山友医疗器械有限公司 | A kind of carboloy dioxide canister |
| CN109481817B (en) * | 2018-12-18 | 2024-03-19 | 杭州山友医疗器械有限公司 | Carbon dioxide absorbing tank |
| CN112156316A (en) * | 2020-10-13 | 2021-01-01 | 曼陀罗(乳源)医药制造有限公司 | Carbon dioxide absorber |
| CN112807541A (en) * | 2021-02-24 | 2021-05-18 | 常州固立高端装备创新中心有限公司 | Carbon dioxide absorbing device |
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| CN104740744B (en) | 2017-11-21 |
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