CN110898325A - Connection structure of sputum suction tube and suction tube - Google Patents
Connection structure of sputum suction tube and suction tube Download PDFInfo
- Publication number
- CN110898325A CN110898325A CN201911193718.6A CN201911193718A CN110898325A CN 110898325 A CN110898325 A CN 110898325A CN 201911193718 A CN201911193718 A CN 201911193718A CN 110898325 A CN110898325 A CN 110898325A
- Authority
- CN
- China
- Prior art keywords
- suction tube
- connector
- connecting sleeve
- limiting
- sputum suction
- 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.)
- Pending
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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
- A61M39/00—Tubes, tube connectors, tube couplings, valves, access sites or the like, specially adapted for medical use
- A61M39/10—Tube connectors; Tube couplings
-
- 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
- A61M1/00—Suction or pumping devices for medical purposes; Devices for carrying-off, for treatment of, or for carrying-over, body-liquids; Drainage systems
- A61M1/90—Negative pressure wound therapy devices, i.e. devices for applying suction to a wound to promote healing, e.g. including a vacuum dressing
Abstract
The invention discloses a connection structure of a sputum suction tube and a suction tube, and belongs to the technical field of medical articles. A connection structure of a sputum suction tube and a suction tube comprises: the connecting device comprises a connecting sleeve and a connector connected with the connecting sleeve; one end of the connecting sleeve is connected with a sputum suction pipe, and the other end of the connecting sleeve is provided with a taper hole communicated with the sputum suction pipe; one end of the connector is connected with a suction tube, the other end of the connector is arranged in the taper hole, a through hole communicated with the suction tube and the sputum suction tube is arranged in the connector, and a conical surface matched with the taper hole is arranged on the outer side surface of the connector. The connecting sleeve on the sputum suction tube can be directly inserted into the connecting head on the sputum suction tube, and the connection operation is simple. Meanwhile, the conical surface on the connector is matched with the conical hole in the connecting sleeve, and the connector and the connecting sleeve can be effectively connected in a sealing manner through extrusion, so that the problem that sputum suction operation cannot be effectively carried out on a patient due to insufficient negative pressure generated by a negative pressure machine can be solved.
Description
Technical Field
The invention relates to the technical field of medical articles, in particular to a connecting structure of a sputum suction tube and a suction tube.
Background
Present inhale phlegm pipe when practical, need be connected with the negative pressure machine through attracting the pipe, produce the negative pressure by the negative pressure machine and inhale the phlegm operation to the patient, however, inhale phlegm pipe and attract the pipe when being connected at present, the structure that needs to inhale the phlegm pipe tip is cut off, the rethread extra joint with attract the pipe to be connected, it is loaded down with trivial details with the connected mode of attracting between the pipe to inhale the phlegm pipe, can not effectively carry out sealing connection, thereby the negative pressure that leads to the negative pressure machine to produce is not enough, and then can not effectively inhale the phlegm operation to the patient.
Disclosure of Invention
The invention aims to provide a connecting structure of a sputum suction tube and a suction tube, which aims to solve the problems that the sputum suction tube and the suction tube cannot be effectively connected in a sealing way, so that negative pressure generated by a negative pressure machine is insufficient, and further sputum suction operation cannot be effectively performed on a patient.
The technical scheme for solving the technical problems is as follows:
a connection structure of a sputum suction tube and a suction tube comprises: the connecting device comprises a connecting sleeve and a connector connected with the connecting sleeve; one end of the connecting sleeve is connected with a sputum suction pipe, and the other end of the connecting sleeve is provided with a taper hole communicated with the sputum suction pipe; one end of the connector is connected with a suction tube, the other end of the connector is arranged in the taper hole, a through hole communicated with the suction tube and the sputum suction tube is arranged in the connector, and a conical surface matched with the taper hole is arranged on the outer side surface of the connector.
The connecting sleeve on the sputum suction tube can be directly inserted with the connector on the sputum suction tube, so that a part of the structure is not cut off or an additional connector is not used for connection, and the connection operation is simple. Meanwhile, the conical surface on the connector is matched with the conical hole in the connecting sleeve, and the connector and the connecting sleeve can be effectively connected in a sealing manner through extrusion, so that the problem that sputum suction operation cannot be effectively carried out on a patient due to insufficient negative pressure generated by a negative pressure machine can be solved.
Furthermore, the side wall of the taper hole is provided with a limit groove; the conical surface is provided with a limit bulge matched with the limit groove.
The conical surface of the connector is provided with the limiting protrusion, and the limiting protrusion is extruded and finally enters the limiting groove during connection, so that the connector and the connecting sleeve are prevented from loosening, the contact position between the connector and the connecting sleeve can be limited, the connector and the connecting sleeve can be effectively contacted, and the connector and the connecting sleeve can be sealed by acting force between the connector and the connecting sleeve.
Furthermore, a limiting part is arranged in the limiting groove, and the limiting part protrudes towards one end with a smaller section of the taper hole.
According to the invention, the limiting part is arranged in the limiting groove, and after the limiting protrusion is arranged in the limiting groove, the limiting part can tightly abut against the root part of the limiting protrusion, so that the connecting sleeve is not easy to separate from the connecting head. Meanwhile, when the limiting protrusion enters the limiting groove, the limiting protrusion is not easy to enter the limiting groove due to the influence of the conical structure, but due to the existence of the limiting part, the limiting part is easy to be compressed, so that the limiting protrusion can enter the limiting groove more easily.
Furthermore, the limiting groove comprises a plurality of limiting groove units, and the plurality of limiting groove units are uniformly distributed around the central line of the taper hole.
Because the sputum suction tube is generally a disposable medical article, and the suction tube is connected with the negative pressure machine and needs to be used for many times, the sputum suction tube and the suction tube need to be disassembled. The limiting groove of the invention is composed of a plurality of limiting groove units, and when the limiting bulge is arranged in the limiting groove, the connecting head can be rotated to enable the limiting bulge to leave the limiting groove, thereby facilitating the connection head to be pulled out from the connecting sleeve. Because the connector has great effort between the adapter sleeve, under normal use condition, can not appear rotating between connector and the adapter sleeve, can not break away from between connector and the adapter sleeve.
Furthermore, the limiting groove is arranged close to one end with a larger cross section area of the taper hole.
The limiting groove is arranged close to the end with the larger cross section area of the taper hole, so that the limiting protrusion is prevented from damaging the side wall of the taper hole, and the end, close to the end with the smaller cross section area of the taper hole, of the limiting groove is sealed with the conical surface.
Furthermore, a limiting cavity matched with the limiting part is arranged between the limiting bulge and the conical surface.
The limiting cavity and the limiting part can be well matched, and looseness between the connector and the connecting sleeve in normal use is avoided.
Furthermore, the conical surface is provided with scale marks.
The scale marks can mark the connecting position and angle between the connector and the connecting sleeve, so that the connector and the connecting sleeve can be effectively connected.
The invention has the following beneficial effects:
(1) the connecting sleeve on the sputum suction tube can be directly inserted with the connector on the sputum suction tube, so that a part of the structure is not cut off or an additional connector is not used for connection, and the connection operation is simple.
(2) The conical surface on the connector is matched with the conical hole in the connecting sleeve, and the connector and the connecting sleeve can be effectively connected in a sealing manner by extrusion, so that the problem that sputum suction operation cannot be effectively carried out on a patient due to insufficient negative pressure generated by a negative pressure machine can be solved.
(3) After the connector is connected with the connecting sleeve, the connector can be fixed, so that the connector and the connecting sleeve are prevented from loosening.
(4) The connector and the connecting sleeve can be detached, so that the sputum suction tube can be replaced conveniently, and the suction tube can be reused.
Drawings
FIG. 1 is a schematic view of the connection between the connection sleeve and the sputum suction tube of the present invention;
FIG. 2 is a schematic view of the cross-sectional structure A-A of FIG. 1;
FIG. 3 is an enlarged view of FIG. 1 at B;
FIG. 4 is a schematic view of the connection between the connector and the suction tube according to the present invention;
FIG. 5 is an enlarged view at C of FIG. 4;
FIG. 6 is a schematic view of the connection among the suction tube, the connector, the connection sleeve and the sputum suction tube according to the present invention;
fig. 7 is an enlarged view of fig. 6 at D.
In the figure: 10-connecting sleeves; 11-a taper hole; 12-a limiting groove; 13-a limiting part; 14-a limiting groove unit; 20-a connector; 21-a through hole; 22-conical surface; 23-a limiting bulge; 24-a spacing cavity; 30-sputum suction tube; 40-suction tube.
Detailed Description
The principles and features of this invention are described below in conjunction with the following drawings, which are set forth by way of illustration only and are not intended to limit the scope of the invention.
Examples
A connection structure of a sputum suction tube and a suction tube comprises: a sputum suction tube 30 connected with the connecting sleeve 10 and a suction tube 40 connected with the connecting head 20. The connector 20 extends into the connecting sleeve 10 to realize the effective sealing connection between the sputum suction tube 30 and the suction tube 40, and sputum suction operation is carried out on a patient under the driving of the negative pressure machine.
Referring to fig. 1 to 3, one end of the connecting sleeve 10 is connected to the sputum suction tube 30, the other end of the connecting sleeve 10 is provided with a taper hole 11, the end with the larger cross section of the taper hole 11 is located on the end surface of the connecting sleeve 10, the end with the smaller cross section of the taper hole 11 is located inside the connecting sleeve 10, and the taper hole 11 is communicated with the sputum suction tube 30. The side wall close to the end with the smaller cross section of the taper hole 11 is provided with a limiting groove 12, the limiting groove 12 comprises 2 limiting groove units 14, and the 2 limiting groove units 14 are uniformly distributed around the central line of the taper hole 11. Both ends of each limiting groove unit 14 are connected with the side surfaces of the taper holes 11 in a transitional mode, namely, at the end parts of the limiting groove units 14, the depth of the limiting groove units 14 is gradually reduced, so that the limiting protrusions 23 can gradually enter the limiting grooves 12 from the limiting groove units 14.
In other embodiments of the present invention, the limiting groove 12 may also be composed of 3, 4, etc. limiting groove units 14, and a plurality of limiting groove units 14 are evenly distributed around the central line of the taper hole 11.
The limiting groove 12 is internally provided with a limiting part 13, one end of the limiting part 13, which has a smaller cross section than the taper hole 11, protrudes, and the limiting part 13 is distributed along the length direction of each limiting groove unit 14.
Referring to fig. 4, one end of the connector 20 is connected to the suction tube 40, and the other end of the connector 20 extends into the taper hole 11. The connector 20 is provided with a through hole 21 inside, and two ends of the through hole 21 are respectively communicated with the suction tube 40 and the taper hole 11. The connector 20 is in a frustum shape as a whole, that is, the outer side surface of the connector 20 is a tapered surface 22, and the end with the smaller cross section of the connector 20 extends into the tapered hole 11. The outer side surface of the connector 20, i.e. the conical surface 22, is provided with scale marks for marking the effective connection position between the connecting sleeve 10 and the connector 20.
Referring to fig. 5, a plurality of 2 limiting protrusions 23 are disposed on the conical surface 22, and the two limiting protrusions 23 are matched with the two limiting groove units 14 to realize the fixed connection between the connecting sleeve 10 and the connecting head 20. A limiting cavity 24 is formed between the limiting bulge 23 and the conical surface 22, and the limiting cavity 24 is matched with the limiting part 13. In other embodiments of the present invention, in order to make the connection of the connecting sleeve 10 and the connecting head 20 more reliable, each of the limiting groove units 14 is respectively matched with a plurality of limiting protrusions 23.
Referring to fig. 6 and 7, when the sputum suction tube 30 and the suction tube 40 are connected, the connector 20 is inserted into the connecting sleeve 10, and when the connector 20 and the connecting sleeve 10 have enough force to perform sealing connection, the limiting protrusion 23 enters the limiting groove 12, and the limiting portion 13 is placed in the limiting cavity 24, so that the connector 20 and the connecting sleeve 10 are quickly and effectively fixed and are in sealing fit.
Since the limit protrusion 23 is not easy to observe, the limit protrusion 23 can be judged to be positioned in the limit groove 12 by observing the scale marks.
Because spacing portion 13 is extruded easily, consequently all can be connected connector 20 and adapter sleeve 10 from any angle, promptly stretching into the in-process, spacing arch 23 can directly get into spacing groove 12, and spacing arch 23 can also stretch into certain degree of depth after, rotatory connector 20, can make spacing arch 23 get into spacing groove 12.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (7)
1. A connection structure of a sputum suction tube and a suction tube is characterized by comprising: the connecting device comprises a connecting sleeve (10) and a connecting head (20) connected with the connecting sleeve (10); one end of the connecting sleeve (10) is connected with a sputum suction pipe (30), and the other end of the connecting sleeve (10) is provided with a taper hole (11) communicated with the sputum suction pipe (30); the one end of connector (20) is connected with attracts pipe (40), the other end of connector (20) is arranged in taper hole (11), the inside of connector (20) be equipped with attract pipe (40) with inhale through-hole (21) of phlegm pipe (30) intercommunication, the lateral surface of connector (20) be equipped with taper hole (11) matched with conical surface (22).
2. The connecting structure of the sputum suction tube and the suction tube according to claim 1, wherein a limiting groove (12) is provided on the side wall of the taper hole (11); the conical surface (22) is provided with a limiting bulge (23) matched with the limiting groove (12).
3. The connection structure of the sputum suction tube and the suction tube according to claim 2, wherein a limiting portion (13) is provided in the limiting groove (12), and the limiting portion (13) protrudes toward the end of the taper hole (11) with a smaller cross section.
4. The connection structure of a sputum aspirator tube and a suction tube according to claim 3, wherein the limiting groove (12) comprises a plurality of limiting groove units (14), and the plurality of limiting groove units (14) are uniformly distributed around the center line of the taper hole (11).
5. The connection structure of the sputum suction tube and the suction tube as claimed in claim 4, wherein the limiting groove (12) is provided near the end of the taper hole (11) having a larger cross-sectional area.
6. The connection structure of the sputum suction tube and the suction tube as claimed in claim 5, wherein a limiting cavity (24) matched with the limiting part (13) is arranged between the limiting protrusion (23) and the conical surface (22).
7. The connection structure of the sputum aspirator tube and the suction tube according to any one of claims 1 to 6, wherein the tapered surface (22) is provided with graduation marks.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911193718.6A CN110898325A (en) | 2019-11-28 | 2019-11-28 | Connection structure of sputum suction tube and suction tube |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911193718.6A CN110898325A (en) | 2019-11-28 | 2019-11-28 | Connection structure of sputum suction tube and suction tube |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110898325A true CN110898325A (en) | 2020-03-24 |
Family
ID=69820206
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911193718.6A Pending CN110898325A (en) | 2019-11-28 | 2019-11-28 | Connection structure of sputum suction tube and suction tube |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110898325A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113679927A (en) * | 2021-09-14 | 2021-11-23 | 华中科技大学同济医学院附属协和医院 | Pipe anticreep detects and alarm device |
| CN114984413A (en) * | 2022-04-22 | 2022-09-02 | 柏为（武汉）医疗科技股份有限公司 | Balloon catheter |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204890748U (en) * | 2015-08-24 | 2015-12-23 | 威海威高血液净化制品有限公司 | Cerini dialyser cerini connects |
| CN105343981A (en) * | 2014-08-18 | 2016-02-24 | 腾中锦鹏科技发展(北京)有限公司 | Closed type phlegm suction catheter |
| CN206837173U (en) * | 2017-02-08 | 2018-01-05 | 陈瑜 | Detached type vacuum suction connecting tube |
| US20180056056A1 (en) * | 2016-08-29 | 2018-03-01 | Allegiance Corporation | Port connector for medical waste fluid receptacles and methods of use |
| CN208319606U (en) * | 2017-08-03 | 2019-01-04 | 连云港市第一人民医院 | A kind of suction sputum connection pipe fitting of improvement |
-
2019
- 2019-11-28 CN CN201911193718.6A patent/CN110898325A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105343981A (en) * | 2014-08-18 | 2016-02-24 | 腾中锦鹏科技发展(北京)有限公司 | Closed type phlegm suction catheter |
| CN204890748U (en) * | 2015-08-24 | 2015-12-23 | 威海威高血液净化制品有限公司 | Cerini dialyser cerini connects |
| US20180056056A1 (en) * | 2016-08-29 | 2018-03-01 | Allegiance Corporation | Port connector for medical waste fluid receptacles and methods of use |
| CN206837173U (en) * | 2017-02-08 | 2018-01-05 | 陈瑜 | Detached type vacuum suction connecting tube |
| CN208319606U (en) * | 2017-08-03 | 2019-01-04 | 连云港市第一人民医院 | A kind of suction sputum connection pipe fitting of improvement |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113679927A (en) * | 2021-09-14 | 2021-11-23 | 华中科技大学同济医学院附属协和医院 | Pipe anticreep detects and alarm device |
| CN114984413A (en) * | 2022-04-22 | 2022-09-02 | 柏为（武汉）医疗科技股份有限公司 | Balloon catheter |
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| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20200324 |
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| RJ01 | Rejection of invention patent application after publication |