CN204170257U - A kind of bellows connecting device of ether air anesthesia unit - Google Patents
A kind of bellows connecting device of ether air anesthesia unit Download PDFInfo
- Publication number
- CN204170257U CN204170257U CN201420543859.2U CN201420543859U CN204170257U CN 204170257 U CN204170257 U CN 204170257U CN 201420543859 U CN201420543859 U CN 201420543859U CN 204170257 U CN204170257 U CN 204170257U
- Authority
- CN
- China
- Prior art keywords
- connecting device
- sleeve pipe
- spiral shell
- sealing ring
- shell head
- 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.)
- Expired - Fee Related
Links
- 206010002091 Anaesthesia Diseases 0.000 title claims abstract description 27
- 230000037005 anaesthesia Effects 0.000 title claims abstract description 27
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 title abstract 8
- 238000007789 sealing Methods 0.000 claims abstract description 28
- 238000002955 isolation Methods 0.000 claims abstract description 5
- 229920002379 silicone rubber Polymers 0.000 claims description 4
- 239000004945 silicone rubber Substances 0.000 claims description 2
- 230000029058 respiratory gaseous exchange Effects 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 239000012159 carrier gas Substances 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Respiratory Apparatuses And Protective Means (AREA)
Abstract
The utility model discloses a kind of bellows connecting device of ether air anesthesia unit, the bellows connecting device of described ether air anesthesia unit comprises a connection spiral shell head, described connection spiral shell head comprises a rear sleeve and an anterior cannula, a hexagonal swivel nut is provided with between described anterior cannula and described rear sleeve, described anterior cannula is provided with a positioning screw cap, the inwall of described rear sleeve is provided with rear connecting thread, the outer wall of described anterior cannula is provided with outer connecting thread, the bottom of described rear sleeve is provided with first closure gasket groove be obliquely installed of an annular, a dismountable sealed circular ring is provided with in described rear sleeve, one isolation pad and a locking spiral shell head.The advantage of the bellows connecting device of ether air anesthesia unit of the present utility model is: when user screws locking spiral shell head, isolation pad crush seal annulus, second sealing ring is dashed forward and the first closure gasket groove close contact, substantially increases the air-tightness of the connection of this bellows connecting device.
Description
Technical Field
The utility model relates to an anesthesia apparatus, more precisely, a bellows connecting device of an air anesthesia machine.
Background
The air anesthesia machine is a common medical anesthesia device, is portable and applicable, can directly use air and oxygen as carrier gas, can carry out auxiliary respiration and control respiration, and meets various operation requirements. When assisted or controlled breathing is used, air is typically delivered using a folding bellows. The joint of the existing air box adopts a bi-pass steel connector, and because the air box connecting pipe is often pulled, the joint is easy to leak, and the air tightness of the air box of the anesthesia machine is influenced.
Disclosure of Invention
The utility model mainly solves the technical problems existing in the prior art, thereby providing a bellows connecting device of an air anesthesia machine.
The above technical problem of the present invention can be solved by the following technical solutions:
the utility model provides an air anesthesia machine's bellows connecting device, air anesthesia machine's bellows connecting device contain a connection spiral shell head, the connection spiral shell head contain a back sleeve pipe and a preceding sleeve pipe, preceding sleeve pipe with back sleeve pipe between be equipped with a hexagonal swivel nut, preceding sleeve pipe on be equipped with a positioning nut, back sheathed tube inner wall on be equipped with back connecting thread, the outer wall of preceding sleeve pipe on be equipped with outer connecting thread, back sheathed tube bottom be equipped with the first sealed annular that an annular slope set up, back sheathed tube in be equipped with a detachable sealed ring, an isolating pad piece and a locking spiral shell head, locking spiral shell head contain a spiral shell head barrel and a hexagonal spiral shell head, the spiral shell head barrel with back connecting thread cooperate.
As the preferred embodiment of the present invention, the bottom of the sealing ring is provided with a second sealing ring protrusion, which is disposed in an inclined manner, and the second sealing ring protrusion is matched with the first sealing ring groove.
As the preferred embodiment of the present invention, the sealing ring is integrally formed by silicone rubber.
The utility model discloses an air anesthesia machine's bellows connecting device's advantage is: when the locking spiral shell head is screwed to the user, the isolation gasket extrudes the sealing ring, so that the second sealing ring protrudes and is in close contact with the first sealing ring groove, the air tightness of the connection of the air box connecting device is greatly improved, the structure is simple, the practicability is high, and the reliability of the air box of the anesthesia machine is effectively improved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic perspective view of a bellows connecting device of an air anesthesia machine according to the present invention;
FIG. 2 is an exploded perspective view of the bellows attachment of the air anesthesia machine of FIG. 1;
FIG. 3 is a schematic perspective view of a connecting screw head of the bellows connecting device of the air anesthesia machine of FIG. 2;
FIG. 4 is a cross-sectional view of the coupling stud of FIG. 3 taken along line A-A;
FIG. 5 is a schematic perspective view of a sealing ring of the bellows attachment of the air anesthesia machine of FIG. 2;
FIG. 6 is a cross-sectional view of the sealing ring of FIG. 5 taken along line B-B;
wherein,
1. a bellows connecting device of the air anesthesia machine; 2. connecting a screw head; 21. a rear sleeve; 22. a front sleeve; 23. a rear connecting thread; 24. external connecting threads; 25. a first seal ring groove; 26. a hexagonal screw sleeve; 3. positioning a nut; 4. sealing the circular ring; 41. a second sealing ring protrusion; 5. an isolation gasket; 6. locking the screw head; 61. a screw head cylinder; 62. a hexagonal screw head.
Detailed Description
The preferred embodiments of the present invention will be described in detail below with reference to the accompanying drawings, so that the advantages and features of the present invention can be more easily understood by those skilled in the art, and the scope of the present invention can be more clearly and clearly defined.
The utility model provides a bellows connecting device of an air anesthesia machine.
As shown in fig. 1 to 6, the utility model discloses an air anesthesia machine's bellows connecting device 1 contains a connection spiral shell head 2, this connection spiral shell head 2 contains a back sleeve pipe 21 and a front sleeve pipe 22, be equipped with a hexagonal swivel shell 26 between this front sleeve pipe 22 and this back sleeve pipe 21, be equipped with a positioning nut 3 on this front sleeve pipe 22, be equipped with back connecting thread 23 on this back sleeve pipe 21's the inner wall, be equipped with outer connecting thread 24 on this front sleeve pipe 22's the outer wall, this back sleeve pipe 21's bottom is equipped with the first sealed annular 25 that an annular slope set up, be equipped with a detachable sealed ring 4 in this back sleeve pipe 21, an isolating pad 5 and a locking spiral shell head 6, this locking spiral shell head 6 contains a spiral shell head barrel 61 and a spiral shell head 62, this spiral shell head barrel 61 cooperatees with back connecting thread 23.
The bottom of the sealing ring 4 is provided with an annular second sealing ring protrusion 41 which is obliquely arranged, and the second sealing ring protrusion 41 is matched with the first sealing ring groove 25.
The sealing ring 4 is integrally formed by silicon rubber.
During the use, utilize mutually supporting of the second sealing ring suddenly 41 of sealed ring 4 and the first sealing ring groove 25 of back sleeve pipe 21 bottom, because sealed ring 4 is silicon rubber integrated into one piece, when the locking spiral shell head 6 of screwing of user, 5 extrusion sealing ring 4 of isolating pad for second sealing ring suddenly 41 and first sealing ring groove 25 in close contact with have improved the gas tightness of the connection of this bellows connecting device 1 greatly, moreover, the steam generator is simple in structure, therefore, the clothes hanger is strong in practicability, and the reliability of anesthesia machine bellows is effectively improved.
The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that are not thought of through the creative work should be covered within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the protection scope defined by the claims.
Claims (3)
1. The utility model provides an air box connecting device of air anesthesia machine, characterized in that, air box connecting device (1) of air anesthesia machine contain a connection spiral shell head (2), connection spiral shell head (2) contain a back sleeve pipe (21) and a preceding sleeve pipe (22), preceding sleeve pipe (22) with back sleeve pipe (21) between be equipped with a hexagonal swivel nut (26), preceding sleeve pipe (22) on be equipped with a positioning nut (3), the inner wall of back sleeve pipe (21) on be equipped with back connecting thread (23), the outer wall of preceding sleeve pipe (22) on be equipped with outer connecting thread (24), the bottom of back sleeve pipe (21) be equipped with an annular slope first sealed annular (25) that set up, back sleeve pipe (21) in be equipped with a detachable sealed ring (4), an isolation gasket (5) and a locking spiral shell head (6), the locking screw head (6) comprises a screw head cylinder (61) and a hexagonal screw head (62), and the screw head cylinder (61) is matched with the rear connecting thread (23).
2. A bellows connecting device for an air anesthesia machine, according to claim 1, wherein said sealing ring (4) has an annular second sealing ring protrusion (41) formed at the bottom thereof and inclined, said second sealing ring protrusion (41) being fitted with said first sealing ring groove (25).
3. The connecting device of the bellows of the air anesthesia machine of claim 2, wherein the sealing ring (4) is integrally formed of silicone rubber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420543859.2U CN204170257U (en) | 2014-09-22 | 2014-09-22 | A kind of bellows connecting device of ether air anesthesia unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420543859.2U CN204170257U (en) | 2014-09-22 | 2014-09-22 | A kind of bellows connecting device of ether air anesthesia unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204170257U true CN204170257U (en) | 2015-02-25 |
Family
ID=52559099
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420543859.2U Expired - Fee Related CN204170257U (en) | 2014-09-22 | 2014-09-22 | A kind of bellows connecting device of ether air anesthesia unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204170257U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104208790A (en) * | 2014-09-22 | 2014-12-17 | 周玉梅 | Air box connecting device of air anaesthesia machine |
-
2014
- 2014-09-22 CN CN201420543859.2U patent/CN204170257U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104208790A (en) * | 2014-09-22 | 2014-12-17 | 周玉梅 | Air box connecting device of air anaesthesia machine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| 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: 20150225 Termination date: 20160922 |