CN214018761U - Connecting device for infusion extension tube - Google Patents
Connecting device for infusion extension tube Download PDFInfo
- Publication number
- CN214018761U CN214018761U CN202022628102.1U CN202022628102U CN214018761U CN 214018761 U CN214018761 U CN 214018761U CN 202022628102 U CN202022628102 U CN 202022628102U CN 214018761 U CN214018761 U CN 214018761U
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- CN
- China
- Prior art keywords
- wall
- infusion
- tube
- pipe
- rotating shaft
- 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
- 238000001802 infusion Methods 0.000 title claims abstract description 54
- 238000004804 winding Methods 0.000 claims abstract description 28
- 230000000149 penetrating effect Effects 0.000 claims abstract description 8
- 230000008878 coupling Effects 0.000 claims abstract description 3
- 238000010168 coupling process Methods 0.000 claims abstract description 3
- 238000005859 coupling reaction Methods 0.000 claims abstract description 3
- 238000007789 sealing Methods 0.000 claims description 20
- 238000003825 pressing Methods 0.000 claims description 15
- 238000000034 method Methods 0.000 description 12
- 230000008569 process Effects 0.000 description 10
- 230000009471 action Effects 0.000 description 5
- 229940079593 drug Drugs 0.000 description 2
- 239000003814 drug Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 210000003462 vein Anatomy 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000008280 blood Substances 0.000 description 1
- 210000004369 blood Anatomy 0.000 description 1
- 230000005489 elastic deformation Effects 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
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- Infusion, Injection, And Reservoir Apparatuses (AREA)
Abstract
The utility model discloses a connecting device for an infusion extension tube, which comprises an infusion tube, a winding adjusting component, a main connecting tube, a branch connecting tube, an extension tube connecting component, a connecting end, a rotary valve and a bearing, wherein the winding adjusting component is arranged on the outer wall of the middle part of the infusion tube; a containing box is arranged on the outer wall of the middle part of the infusion tube, rotating shafts are rotatably arranged on the inner walls of the middle parts of the two sides of the containing box, a winding disc is rotatably sleeved on the outer wall of the middle part of each rotating shaft, a clockwork spring is sleeved on the inner wall between each winding disc and each rotating shaft, through holes are formed in the outer walls of the two sides of the containing box in a penetrating manner, and the middle part of the infusion tube penetrates through the inside of the containing box through the through holes; the utility model discloses a roll-up adjusting part's setting can carry out the regulation of connecting tube length according to the needs of clinical use, wherein extends pipe coupling assembling's setting, can guarantee the leakproofness of taking over the connection outward, and this connection structure can carry out the lug connection of pipeline, need not use luer to connect.
Description
Technical Field
The utility model relates to the technical field of medical equipment structure, in particular to a connecting device for an infusion extension tube.
Background
In the medical field, medicines are pumped into a vein in the treatment process of the illness state of a patient, a vein extension tube is used in the process, the infusion extension tube is an infusion tube for extending infusion, and the infusion device is suitable for being far away from the patient and moving unchanged when the patient needs to infuse medicines and blood in departments such as an operating room and an ICU (intensive care unit), and an infusion extension tube extending infusion pipeline needs to be connected; can customize the size demand of extension pipe according to the distance, infusion extension pipe structure on the existing market is comparatively simple, can not carry out the regulation of connecting tube length according to clinical use's needs, need use the luer that corresponds in the external pipe connection process to connect, can not carry out sealing connection between the pipeline.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a connecting device for infusion extension pipe to solve the problem that proposes among the above-mentioned background art.
In order to solve the technical problem, the utility model provides a following technical scheme: a connecting device for an infusion extension tube comprises an infusion tube, a winding adjusting component, a main connecting tube, a branch connecting tube, an extension tube connecting component, a connecting end head, a rotary valve and a bearing, wherein the winding adjusting component is arranged on the outer wall of the middle part of the infusion tube;
the winding adjusting component comprises a storage box, a rotating shaft, a winding disc, a clockwork spring and a through hole, the storage box is arranged on the outer wall of the middle part of the infusion tube, the rotating shaft is rotatably arranged on the inner walls of the middle parts of two sides of the storage box, the winding disc is rotatably sleeved on the outer wall of the middle part of the rotating shaft, the clockwork spring is sleeved on the inner wall between the winding disc and the rotating shaft, the through hole is formed in the outer walls of the two sides of the storage box in a penetrating manner, the middle part of the infusion tube penetrates through the interior of the storage box through the through hole, the middle part of the infusion tube is wound and fixed on the outer wall of the winding disc, a connecting main tube is fixedly connected to the outer wall of one end of the infusion tube, a connecting branch tube is connected to the outer wall of one side of the connecting main tube in a penetrating manner, and an extension tube connecting component is arranged on the inner wall of the end part of the connecting main tube and the connecting branch tube;
the extension pipe connecting assembly comprises a limiting inner ring, a conical sealing ring, a connecting hole, an end cover, a pressing hole, an internal thread and an external thread, the connecting main pipe and the connecting branch pipe are fixedly connected with the limiting inner ring on the inner wall of the end portion of the connecting main pipe, the connecting main pipe and the connecting branch pipe are located on the inner wall of one side of the limiting inner ring and are inlaid with the conical sealing ring, the connecting hole is formed in the outer wall of the middle of the conical sealing ring in a through mode, the end cover is arranged on the outer wall of one side of the connecting main pipe and the connecting branch pipe, the pressing hole is formed in the outer wall of one side of the end cover in a through mode, the internal thread is formed in the inner wall of one side of the end cover, and the external thread is formed in the outer wall of the connecting main pipe and one end of the connecting branch pipe.
Furthermore, one end of the clockwork spring is fixedly connected with the outer wall of one side of the rotating shaft, and the other end of the clockwork spring is fixedly connected with the inner wall of one side of the winding disc.
Furthermore, a connecting end is fixedly connected to the outer wall of one end of the infusion tube.
Furthermore, the top end outer wall in the middle of the connecting main pipe and the connecting branch pipe is provided with a rotary valve.
Further, the bearing is installed to the rotation junction of axis of rotation and receiver is inlayed.
Furthermore, the short diameter end of the conical sealing ring is inserted outside the pressing hole.
Compared with the prior art, the utility model discloses the beneficial effect who reaches is: the utility model discloses a, the structure is comparatively compact reasonable, and wherein the setting of roll-up adjusting part can carry out the regulation of connecting tube length according to the needs of clinical use, wherein extends pipe coupling assembling's setting, can guarantee to manage the leakproofness of connecting outward, and this connection structure can carry out the lug connection of pipeline, need not use luer to connect, has made things convenient for the use.
Drawings
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:
fig. 1 is a schematic view of the overall three-dimensional structure of the present invention;
FIG. 2 is a schematic view of a top-down cutting structure of the furling adjusting assembly of the present invention;
FIG. 3 is an enlarged view of the area A in FIG. 1;
in the figure: 1. a transfusion tube; 2. a furling adjusting component; 3. connecting the main pipe; 4. connecting branch pipes; 5. an extension pipe connecting assembly; 6. connecting the end heads; 7. turning a valve; 8. a bearing; 21. a storage box; 22. a rotating shaft; 23. coiling a disc; 24. a clockwork spring; 25. a through hole; 51. a limiting inner ring; 52. a conical seal ring; 53. connecting holes; 54. an end cap; 55. pressing and holding the hole; 56. an internal thread; 57. and (4) external threads.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
Referring to fig. 1-3, the present invention provides a technical solution: a connecting device for an infusion extension tube comprises an infusion tube 1, a winding adjusting component 2, a main connecting tube 3, a branch connecting tube 4, an extension tube connecting component 5, a connecting end 6, a rotary valve 7 and a bearing 8, wherein the winding adjusting component 2 is arranged on the outer wall of the middle part of the infusion tube 1;
the winding adjusting component 2 comprises a storage box 21, a rotating shaft 22, a winding disc 23, a clockwork spring 24 and a through hole 25, the storage box 21 is arranged on the outer wall of the middle part of the infusion tube 1, the rotating shaft 22 is rotatably arranged on the inner wall of the middle part of the two sides of the storage box 21, the winding disc 23 is rotatably sleeved on the outer wall of the middle part of the rotating shaft 22, the clockwork spring 24 is sleeved on the inner wall between the winding disc 23 and the rotating shaft 22, the through hole 25 is arranged on the outer wall of the two sides of the storage box 21 in a penetrating way, the middle part of the infusion tube 1 penetrates through the storage box 21 through the through hole 25, the middle part of the infusion tube 1 is wound and fixed on the outer wall of the coiling disc 23, the outer wall of one end of the infusion tube 1 is fixedly connected with a connecting main tube 3, the outer wall of one side of the connecting main tube 3 is connected with a connecting branch tube 4 in a penetrating way, and the inner walls of the end parts of the connecting main tube 3 and the connecting branch tube 4 are provided with extension tube connecting components 5;
the extension pipe connecting assembly 5 comprises a limiting inner ring 51, a conical sealing ring 52, a connecting hole 53, an end cover 54, a pressing hole 55, an internal thread 56 and an external thread 57, the limiting inner ring 51 is fixedly connected to the inner wall of the end part of the connecting main pipe 3 and the connecting branch pipe 4, the conical sealing ring 52 is embedded on the inner wall of the connecting main pipe 3 and the connecting branch pipe 4, which is positioned on one side of the limiting inner ring 51, the connecting hole 53 is formed in the middle outer wall of the conical sealing ring 52 in a penetrating manner, the end cover 54 is arranged on the outer wall of one side of the connecting main pipe 3 and the connecting branch pipe 4, the pressing hole 55 is formed in the middle outer wall of one side of the end cover 54 in a penetrating manner, the internal thread 56 is formed on the inner wall of one side of the end cover 54, and the external thread 57 is formed on the outer wall of one end of the connecting main pipe 3 and the connecting branch pipe 4; one end of a clockwork spring 24 is fixedly connected with the outer wall of one side of the rotating shaft 22, the other end of the clockwork spring 24 is fixedly connected with the inner wall of one side of the winding disc 23, and the winding disc 23 is driven to reset and rotate under the elastic action of the clockwork spring 24, so that the length of the infusion tube 1 can be automatically adjusted in the later period; a connecting end head 6 is fixedly connected to the outer wall of one end of the infusion tube 1, an injector and the like are connected through the connecting end head 6, a rotary valve 7 is installed on the outer wall of the top end of the middle part of the connecting main tube 3 and the connecting branch tube 4, and infusion is adjusted through the rotary valve 7; the bearing 8 is embedded at the rotating connection part of the rotating shaft 22 and the storage box 21, and the arrangement of the bearing 8 enables the winding disc 23 to rotate more stably; the short-diameter end of the conical sealing ring 52 is inserted outside the pressing hole 55, and the pressing and extrusion of the short-diameter end of the conical sealing ring 52 are carried out through the pressing hole 55, so that the connection tightness is ensured; the connecting device for the infusion extension tube is characterized in that the liquid inlet ends are connected at the connecting end head 6 in the using process, the infusion tube 1 at two ends of the storage box 21 can be pulled in the clinical using process, the winding disc 23 is driven to rotate to discharge the infusion tube, the length of the infusion tube 1 is adjusted, the clockwork spring 24 is driven to expand to generate elastic deformation in the process, the clockwork spring 24 has limited elasticity, the infusion tube 1 can be prevented from being wound after the two ends of the infusion tube 1 are stressed, the infusion tube 1 can be drawn out from the through hole 25 through the outside and is extruded and fixed, in the connecting process of the infusion extension tube, the end cover 54 and the conical sealing ring 52 can be sequentially sleeved at the end part of the external pipeline, the external pipeline passes through the pressing holding hole 55 and the connecting hole 53, then the conical sealing ring 52 is plugged into the end part of the connecting main tube 3 or the connecting branch tube 4, one side of the conical sealing ring 52 is abutted against the inner limiting ring 51 inside, the end cover 54 of the end part of the connecting pipe is connected under the matching action of the internal thread 56 and the external thread 57, the short-diameter end of the conical sealing ring 52 penetrates out of the pressing hole 55 in the process, and the end cover 54 is continuously rotated to enable the pressing hole 55 to extrude the end part of the conical sealing ring 52, so that the sealing performance of the connection of the external connecting pipe of the end part of the connecting pipe is ensured, the connecting structure can be used for directly connecting the pipeline, a luer connector is not required to be used, and the use is convenient.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (6)
1. The utility model provides a connecting device for infusion extension pipe, includes transfer line (1), roll-up adjusting part (2), connects person in charge (3), connects branch pipe (4), extension pipe coupling assembling (5), connects end (6), cock (7) and bearing (8), its characterized in that: the outer wall of the middle part of the infusion tube (1) is provided with a furling adjusting component (2);
the winding adjusting component (2) comprises a storage box (21), a rotating shaft (22), a winding disc (23), a clockwork spring (24) and a through hole (25), the storage box (21) is arranged on the outer wall of the middle of the infusion tube (1), the rotating shaft (22) is rotatably arranged on the inner walls of the middle of two sides of the storage box (21), the winding disc (23) is rotatably sleeved on the outer wall of the middle of the rotating shaft (22), the clockwork spring (24) is sleeved on the inner wall between the winding disc (23) and the rotating shaft (22), the through hole (25) is penetratingly arranged on the outer walls of two sides of the storage box (21), the middle of the infusion tube (1) penetrates through the through hole (25) in the storage box (21), the middle of the infusion tube (1) is wound and fixed on the outer wall of the winding disc (23), and a main connecting tube (3) is fixedly connected to the outer wall of one end of the infusion tube (1), a connecting branch pipe (4) is connected to the outer wall of one side of the connecting main pipe (3) in a penetrating manner, and an extension pipe connecting assembly (5) is arranged on the inner walls of the end parts of the connecting main pipe (3) and the connecting branch pipe (4);
the extension pipe connecting component (5) comprises a limiting inner ring (51), a conical sealing ring (52), a connecting hole (53), an end cover (54), a pressing hole (55), an internal thread (56) and an external thread (57), the inner walls of the end parts of the connecting main pipe (3) and the connecting branch pipe (4) are fixedly connected with a limiting inner ring (51), the inner walls of the connecting main pipe (3) and the connecting branch pipe (4) at one side of the limiting inner ring (51) are embedded with a conical sealing ring (52), a connecting hole (53) is arranged on the outer wall of the middle part of the conical sealing ring (52) in a through way, an end cover (54) is arranged on the outer wall of one side of the connecting main pipe (3) and the connecting branch pipe (4), a pressing and holding hole (55) is arranged on the outer wall of the middle part of one side of the end cover (54) in a through way, an inner thread (56) is formed in the inner wall of one side of the end cover (54), and an outer thread (57) is formed in the outer wall of one end of the connecting main pipe (3) and one end of the connecting branch pipe (4).
2. The connection device for an infusion extension tube according to claim 1, wherein: one end of the clockwork spring (24) is fixedly connected with the outer wall of one side of the rotating shaft (22), and the other end of the clockwork spring (24) is fixedly connected with the inner wall of one side of the winding disc (23).
3. The connection device for an infusion extension tube according to claim 1, wherein: the outer wall of one end of the infusion tube (1) is fixedly connected with a connecting end (6).
4. The connection device for an infusion extension tube according to claim 1, wherein: and a rotary valve (7) is arranged on the outer wall of the top end in the middle of the connecting main pipe (3) and the connecting branch pipe (4).
5. The connection device for an infusion extension tube according to claim 1, wherein: and a bearing (8) is embedded at the rotating connection part of the rotating shaft (22) and the storage box (21).
6. The connection device for an infusion extension tube according to claim 1, wherein: the short diameter end of the conical sealing ring (52) is inserted outside the pressing and holding hole (55).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022628102.1U CN214018761U (en) | 2020-11-14 | 2020-11-14 | Connecting device for infusion extension tube |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022628102.1U CN214018761U (en) | 2020-11-14 | 2020-11-14 | Connecting device for infusion extension tube |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214018761U true CN214018761U (en) | 2021-08-24 |
Family
ID=77359168
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022628102.1U Expired - Fee Related CN214018761U (en) | 2020-11-14 | 2020-11-14 | Connecting device for infusion extension tube |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214018761U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114767981A (en) * | 2022-05-06 | 2022-07-22 | 柳州市人民医院 | Special enema device of ulcerative colitis |
-
2020
- 2020-11-14 CN CN202022628102.1U patent/CN214018761U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114767981A (en) * | 2022-05-06 | 2022-07-22 | 柳州市人民医院 | Special enema device of ulcerative colitis |
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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 |
Granted publication date: 20210824 |