CN208893508U - A kind of medical breathing circuit filter - Google Patents
A kind of medical breathing circuit filter Download PDFInfo
- Publication number
- CN208893508U CN208893508U CN201821333215.5U CN201821333215U CN208893508U CN 208893508 U CN208893508 U CN 208893508U CN 201821333215 U CN201821333215 U CN 201821333215U CN 208893508 U CN208893508 U CN 208893508U
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- CN
- China
- Prior art keywords
- filter
- fixedly connected
- tube
- upper cover
- breathing circuit
- 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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Abstract
The utility model discloses a kind of medical breathing circuit filters, including filter cylinder, the upper end outer surface of the filter cylinder is fixedly connected with upper cover, the upper end outer surface of the upper cover is fixedly connected with connection tracheae, one end of the connection tracheae is fixedly connected with extension tube attached, the position for the inside that one end of the connection tracheae is located at upper extension tube attached is fixedly connected with inner connecting tube, the position of one end for being internally located at inner connecting tube of the connection tracheae is equipped with ventilation pipe, and the position of one end for being internally located at ventilation pipe of the upper cover is fixedly connected with filter pulp pad.A kind of medical breathing circuit filter described in the utility model, equipped with filter pulp pad, polypropylene fibre pipe and spring cotton circle, it can be improved the filter effect of breathing circuit filter, and filter can be made more preferable to the adsorption effect of particle, it can also reinforce the air-tightness of filter, it avoids filter core from damaging, is applicable in different work, bring better prospect of the application.
Description
Technical field
The utility model belongs to art of filters, in particular to a kind of medical breathing circuit filter.
Background technique
Medical breathing circuit filter is for filter bacteria, particle in ventilator and Anesthesia machine pipeline and increases gas humidification journey
Degree can also be used in pulmonary function test with pulmonary function test coordinative composition of equipments, for filtering patient with bacterial pathogens
The harmful substances such as droplet protect pulmonary function test equipment；There is certain disadvantage when in use in existing medical breathing circuit filter
End, the filter element filtering of breathing circuit filter are not thorough, and filter core cannot adsorb some tiny particles, poor filtration effect, and
And the filter core of breathing circuit filter is not connected firmly, and causes the air-tightness of breathing circuit filter poor, is brought when in use certain
It influences, for this purpose, it is proposed that a kind of medical breathing circuit filter.
Utility model content
The main purpose of the utility model is to provide a kind of medical breathing circuit filters, can effectively solve background technique
The problems in.
To achieve the above object, the technical solution that the utility model is taken are as follows:
The upper end outer surface of a kind of medical breathing circuit filter, including filter cylinder, the filter cylinder is fixedly connected with upper cover, described
The upper end outer surface of upper cover is fixedly connected with connection tracheae, and one end of the connection tracheae is fixedly connected with extension tube attached, described
The position for the inside that one end of connection tracheae is located at upper extension tube attached is fixedly connected with inner connecting tube, the interior position of the connection tracheae
It is equipped with ventilation pipe in the position of one end of upper inner connecting tube, the position of one end for being internally located at ventilation pipe of the upper cover is fixed
It is connected with filter pulp pad, the position that the upper end of the upper cover is located at the side of connection tracheae is fixedly connected with oxygen therapy interface tube, described
The upper end outer surface of oxygen therapy interface tube is connected with nut cap, and the upper end of the upper cover is located at the position of the side of oxygen therapy interface tube
Be fixedly connected with tracheostomy tube connector, the bosom of the filter cylinder is equipped with filter core, the filter core by polypropylene fibre pipe,
Filtering membrane tube and humidifying paper form, and the filtering membrane tube is fixedly connected on the lower end outer surface of polypropylene fibre pipe, the humidifying
Paper is looped around the outer surface of polypropylene fibre pipe and filtering membrane tube, and the position of the outer surface for being internally located at filter core of the filter cylinder is set
There is spring cotton circle, the lower end outer surface of the filter cylinder is fixedly connected with lower extension tube attached, and the lower end of the filter cylinder is located at lower extension tube attached
The position of inside be fixedly connected with lower inner connecting tube.
Preferably, the shape of the spring cotton circle is annular shape, and the spring cotton ring is wound on outer surface and the filter of filter core
Core is fixedly connected, and filter core is fixedly connected by spring cotton circle with filter cylinder.
Preferably, one end of the ventilation pipe penetrates through upper cover, and the filter pulp pad is fixedly connected with upper cover, and filter pulp pad
Diameter is slightly larger than the diameter of ventilation pipe.
Preferably, a side external surface of the nut cap is fixedly connected with lanyard, and one end of lanyard is fixedly connected with upper cover, and
Nut cap is flexibly connected by lanyard with upper cover.
Preferably, the diameter of the lower extension tube attached is 22 millimeters, and the diameter of the lower inner connecting tube is 15 millimeters, and
One end of lower inner connecting tube penetrates through filter cylinder.
Preferably, the diameter of the oxygen therapy interface tube is greater than the diameter of tracheostomy tube connector, the oxygen therapy interface tube
Diameter be less than upper inner connecting tube and lower inner connecting tube diameter.
Compared with prior art, the utility model has the following beneficial effects: the medical breathing circuit filter, passes through setting
Filter pulp pad can adsorb some solid particles remaining in the gas after filter element filtering, prevent filter filtering not thorough
The filter effect of entire breathing circuit filter is improved at bottom, and by the way that polypropylene fibre pipe is arranged, polypropylene fibre pipe is using static electrification
Superfine polypropylene fiber is constituted, and has good hydrophobic property, while polypropylene fibre pipe has mechanical barrier properties and electrostatic
The effect for adsorbing particle, keeps breathing circuit filter more preferable to the filtering suction-operated of particle, by the way that spring cotton circle is arranged, can increase
The air-tightness of breathing circuit filter prevents filter gas from leaking, while spring cotton circle can make filter core connection stronger, prevent
Filter rocks collision and filter core connection is caused to loosen.In the utility model, entire medical breathing circuit filter structure is simple, operation side
Just, the effect used is more preferable relative to traditional approach.
Detailed description of the invention
Fig. 1 is a kind of overall structure diagram of medical breathing circuit filter of the utility model.
Fig. 2 is a kind of explosion views of medical breathing circuit filter of the utility model.
Fig. 3 is a kind of filter cartridge construction figure of medical breathing circuit filter of the utility model.
In figure: 1, filter cylinder；2, upper cover；3, tracheae is connected；4, upper extension tube attached；5, upper inner connecting tube；6, ventilation pipe；7, filter pulp
Pad；8, interface tube is cured by oxygen therapy；9, nut cap；10, tracheostomy tube connector；11, filter core；12, polypropylene fibre pipe；13, filter membrane
Pipe；14, humidifying paper；15, spring cotton circle；16, lower extension tube attached；17, lower inner connecting tube.
Specific embodiment
To be easy to understand the technical means, creative features, achievement of purpose, and effectiveness of the utility model, below
In conjunction with specific embodiment, the utility model is further described.
As shown in Figure 1-3, a kind of medical breathing circuit filter, including filter cylinder 1, the upper end outer surface of filter cylinder 1 are fixedly connected
There is upper cover 2, the upper end outer surface of upper cover 2 is fixedly connected with connection tracheae 3, and one end of connection tracheae 3 is fixedly connected with external
The position of pipe 4, the inside that one end of connection tracheae 3 is located at upper extension tube attached 4 is fixedly connected with inner connecting tube 5, connects the interior of tracheae 3
The position that portion is located at one end of upper inner connecting tube 5 is equipped with ventilation pipe 6, the position of one end for being internally located at ventilation pipe 6 of upper cover 2
It is fixedly connected with filter pulp pad 7, remaining some solid particles in the filtered gas of filter core 11 can be adsorbed, be prevented
Filter filtering is not thorough, and improves the filter effect of entire breathing circuit filter, and the upper end of upper cover 2 is located at the side of connection tracheae 3
Position is fixedly connected with oxygen therapy interface tube 8, and the upper end outer surface of oxygen therapy interface tube 8 is connected with nut cap 9, the upper end of upper cover 2
It is fixedly connected with tracheostomy tube connector 10 positioned at the position of the side of oxygen therapy interface tube 8, the bosom of filter cylinder 1 is equipped with filter
Core 11, filter core 11 are made of polypropylene fibre pipe 12, filtering membrane tube 13 and humidifying paper 14, and filtering membrane tube 13 is fixedly connected on poly- third
The lower end outer surface of alkene fibre pipe 12, polypropylene fibre pipe 12 are constituted using the superfine polypropylene fiber of static electrification, are had fine
Hydrophobic property, while polypropylene fibre pipe 12 has the function of mechanical barrier properties and Electrostatic Absorption particle, makes breath
Device is more preferable to the filtering suction-operated of particle, and humidifying paper 14 is looped around the outer surface of polypropylene fibre pipe 12 Yu filtering membrane tube 13,
The position of the outer surface for being internally located at filter core 11 of filter cylinder 1 is equipped with spring cotton circle 15, can increase the air-tightness of breathing circuit filter,
Prevent filter gas from leaking, while that filter core 11 can be made to connect is stronger for spring cotton circle 15, prevents filter from rocking collision and makes
It connects and loosens at filter core 11, the lower end outer surface of filter cylinder 1 is fixedly connected with lower extension tube attached 16, and the lower end of filter cylinder 1 is external under being located at
The position of the inside of pipe 16 is fixedly connected with lower inner connecting tube 17.
The shape of spring cotton circle 15 is annular shape, and spring cotton circle 15 is looped around outer surface and the fixed company of filter core 11 of filter core 11
It connects, and filter core 11 is fixedly connected by spring cotton circle 15 with filter cylinder 1；One end of ventilation pipe 6 penetrates through upper cover 2, filter pulp pad 7 with it is upper
Lid 2 is fixedly connected, and the diameter of filter pulp pad 7 is slightly larger than the diameter of ventilation pipe 6；One side external surface of nut cap 9 is fixedly connected with
One end of lanyard, lanyard is fixedly connected with upper cover 2, and nut cap 9 is flexibly connected by lanyard with upper cover 2；Lower extension tube attached 16 it is straight
Diameter is 22 millimeters, and the diameter of lower inner connecting tube 17 is 15 millimeters, and one end of lower inner connecting tube 17 penetrates through filter cylinder 1；Oxygen cathete
The diameter of interface 8 be greater than tracheostomy tube connector 10 diameter, oxygen therapy interface tube 8 diameter be less than upper inner connecting tube 5 with it is lower interior
The diameter of adapter tube 17.
It should be noted that the utility model is a kind of medical breathing circuit filter, in use, filter core 11 passes through spring cotton
Circle 15 is fixed in filter cylinder 1, covers upper cover 2, spring cotton circle 15 can increase the air-tightness of breathing circuit filter, prevent filter gas
Body leakage, while that filter core 11 can be made to connect is stronger for spring cotton circle 15, prevents filter from rocking collision and filter core 11 is caused to connect
It loosens, filter core 11 is made of polypropylene fibre pipe 12, filtering membrane tube 13 and humidifying paper 14, and polypropylene fibre pipe 12 uses static electrification
Superfine polypropylene fiber constitute, there is good hydrophobic property, at the same polypropylene fibre pipe 12 have mechanical barrier properties and
The effect of Electrostatic Absorption particle keeps breathing circuit filter more preferable to the filtering suction-operated of particle, will be lower interior in lower extension tube attached 16
Upper inner connecting tube 5 in adapter tube 17 and upper extension tube attached 4 is separately connected ventilator and spray mask, opens nut cap 9, by oxygen cathete with it is defeated
Oxygen interface tube 8 connects, and gas enters the ventilation pipe 6 in connection tracheae 3, filter pulp pad after the filtering of filtration core 11, by filter pulp pad 7
7 can adsorb remaining some solid particles in the filtered gas of filter core 11, prevent filter filtering to be not thorough, mention
The filter effect of high entire breathing circuit filter, tracheostomy tube connector 10 are more practical to connect autogenous cutting intubation.
The basic principles and main features of the present invention and the advantages of the present invention have been shown and described above.Current row
The technical staff of industry is described in above embodiments and description it should be appreciated that the present utility model is not limited to the above embodiments
Only illustrate the principles of the present invention, on the premise of not departing from the spirit and scope of the utility model, the utility model is also
It will have various changes and improvements, these various changes and improvements fall within the scope of the claimed invention.The utility model
Claimed range is defined by the appending claims and its equivalent thereof.
Claims (6)
1. a kind of medical breathing circuit filter, including filter cylinder (1), it is characterised in that: the upper end outer surface of the filter cylinder (1) is fixed
It is connected with upper cover (2), the upper end outer surface of the upper cover (2) is fixedly connected with connection tracheae (3), connection tracheae (3)
One end is fixedly connected with extension tube attached (4), and the position that one end of connection tracheae (3) is located at the inside of upper extension tube attached (4) is solid
Surely it is connected with inner connecting tube (5), the position of one end for being internally located at inner connecting tube (5) of connection tracheae (3) is equipped with ventilation
The position of pipeline (6), one end for being internally located at ventilation pipe (6) of the upper cover (2) is fixedly connected with filter pulp pad (7), described
The position that the upper end of upper cover (2) is located at the side of connection tracheae (3) is fixedly connected with oxygen therapy interface tube (8), and the oxygen cathete connects
The upper end outer surface of mouth (8) is connected with nut cap (9), and the upper end of the upper cover (2) is located at the side of oxygen therapy interface tube (8)
Position is fixedly connected with tracheostomy tube connector (10), and the bosom of the filter cylinder (1) is equipped with filter core (11), the filter core
(11) it is made of polypropylene fibre pipe (12), filtering membrane tube (13) and humidifying paper (14), the filtering membrane tube (13) is fixedly connected
In the lower end outer surface of polypropylene fibre pipe (12), the humidifying paper (14) is looped around polypropylene fibre pipe (12) and filtering membrane tube
(13) outer surface, the position of the outer surface for being internally located at filter core (11) of the filter cylinder (1) is equipped with spring cotton circle (15), described
The lower end outer surface of filter cylinder (1) is fixedly connected with lower extension tube attached (16), and the lower end of the filter cylinder (1) is located at lower extension tube attached (16)
Internal position is fixedly connected with lower inner connecting tube (17).
2. a kind of medical breathing circuit filter according to claim 1, it is characterised in that: the shape of the spring cotton circle (15)
Shape is annular shape, and the outer surface that the spring cotton circle (15) is looped around filter core (11) is fixedly connected with filter core (11), and filter core
(11) it is fixedly connected by spring cotton circle (15) with filter cylinder (1).
3. a kind of medical breathing circuit filter according to claim 1, it is characterised in that: the one of the ventilation pipe (6)
End perforation upper cover (2), the filter pulp pad (7) are fixedly connected with upper cover (2), and the diameter of filter pulp pad (7) is slightly larger than ventilation pipe
(6) diameter.
4. a kind of medical breathing circuit filter according to claim 1, it is characterised in that: outside the side of the nut cap (9)
Surface is fixedly connected with lanyard, and one end of lanyard is fixedly connected with upper cover (2), and nut cap (9) passes through lanyard and upper cover (2) activity
Connection.
5. a kind of medical breathing circuit filter according to claim 1, it is characterised in that: the lower extension tube attached (16) it is straight
Diameter is 22 millimeters, and the diameter of the lower inner connecting tube (17) is 15 millimeters, and one end of lower inner connecting tube (17) penetrates through filter cylinder
(1).
6. a kind of medical breathing circuit filter according to claim 1, it is characterised in that: oxygen therapy interface tube (8)
Diameter is greater than the diameter of tracheostomy tube connector (10), and the diameter of oxygen therapy interface tube (8) is less than upper inner connecting tube (5) under
The diameter of inner connecting tube (17).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821333215.5U CN208893508U (en) | 2018-08-18 | 2018-08-18 | A kind of medical breathing circuit filter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821333215.5U CN208893508U (en) | 2018-08-18 | 2018-08-18 | A kind of medical breathing circuit filter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208893508U true CN208893508U (en) | 2019-05-24 |
Family
ID=66569545
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821333215.5U Expired - Fee Related CN208893508U (en) | 2018-08-18 | 2018-08-18 | A kind of medical breathing circuit filter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208893508U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111298266A (en) * | 2020-02-25 | 2020-06-19 | 夏敏 | Anti-splashing breathing filter and use method thereof |
-
2018
- 2018-08-18 CN CN201821333215.5U patent/CN208893508U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111298266A (en) * | 2020-02-25 | 2020-06-19 | 夏敏 | Anti-splashing breathing filter and use method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190524 Termination date: 20200818 |