CN219208579U - Breathing pipeline water collecting cup - Google Patents

Abstract

The utility model provides a breathing pipeline water collecting cup, which comprises an air pipe assembly, a water collecting cup and a water collecting cup, wherein the air pipe assembly comprises an air flow channel; the cup body is detachably connected with the air pipe assembly and is provided with a containing cavity; the sealing piece is sleeved outside the air pipe assembly and is provided with a liquid guide hole communicated with the air flow channel and the accommodating cavity; the valve part is movably connected to the air pipe assembly and at least partially positioned on the outer side of the air pipe assembly, and the valve part is used for controlling the opening and closing of the liquid guiding hole. The sealing piece is arranged in the scheme, so that the tightness between the cup body and the air pipe assembly is ensured; when a certain amount of condensed water is collected by the water collecting cup, the valve is manually pushed to enable the bottom of the valve to block the liquid guide hole, so that the condensed water is temporarily stored in the air pipe assembly, the sealing element and the valve to be mutually matched to form a closed space; when the water collecting cup works, the valve is lifted upwards, so that the valve does not block the liquid guide hole any more, a liquid guide channel is formed between the airflow channel and the liquid guide hole, and condensed water flows into the accommodating cavity along the liquid guide channel. The device has simple structure and low cost.

Description

Breathing pipeline water collecting cup

Technical Field

The utility model belongs to the field of medical appliances, and particularly relates to a breathing pipeline water collecting cup.

Background

In the use process of the breathing machine, when the external temperature is lower than the internal temperature of the breathing pipeline, the breathing pipeline can generate condensed water. The condensed water that collects on the one hand hinders the transport of the gas and on the other hand creates a fatal hazard to the patient. Therefore, the presence of a water collection cup is essential to a disposable breathing circuit. The conventional breathing pipeline water collecting cup consists of a cup cover, a sealing ring, a valve core, a cup body, a spring and the like, and is complex in structure and high in cost.

Disclosure of Invention

The utility model aims to provide a breathing pipeline water collecting cup, and aims to solve the technical problems of complex structure and high cost in the related technology.

In order to solve the technical problems, the utility model is realized in such a way that the breathing pipeline water collecting cup comprises an air pipe assembly and an air flow channel; the cup body is detachably connected with the air pipe assembly and is provided with a containing cavity; the sealing piece is sleeved outside the air pipe assembly and is provided with a liquid guide hole communicated with the air flow channel and the accommodating cavity; the valve part is movably connected with the air pipe assembly and at least partially positioned at the outer side of the air pipe assembly, and the valve part is used for controlling the opening and closing of the liquid guide hole.

Further, the air pipe assembly comprises a limiting structure, the limiting structure is provided with a guide hole extending towards the direction of the liquid guide hole, the valve member comprises a push rod inserted into the guide hole and at least partially positioned in the air flow channel, the push rod extends towards the direction of the liquid guide hole, and the push rod is sealed with the guide hole.

Further, the axial projection surface of the push rod covers the liquid guide hole.

Further, the bottom of push rod is provided with the first conical surface structure that reduces gradually from top side towards bottom side transverse cross-sectional area, the drain hole is provided with first conical surface structure matched second conical surface structure.

Further, the breathing pipeline water collection cup further comprises a gasket, a clamping structure is arranged outside the push rod, and the gasket is sleeved on the clamping structure and is abutted to the inner wall of the guide hole.

Further, a sliding groove is coaxially arranged on the inner wall of the guide hole, and the gasket is respectively abutted against the outer wall of the push rod and the inner wall of the sliding groove; in the axial direction of the guide hole, the height of the chute is greater than the size of the washer.

Further, the valve member further comprises a holding part, and the holding part is arranged on the push rod and is positioned on the outer side of the air pipe assembly.

Further, the air pipe assembly comprises an air flow pipeline, a guide pipe communicated with the air flow pipeline and a cup cover which is externally arranged on the guide pipe and used for being assembled with the cup body in a covering mode.

Further, the cup body is provided with a first positioning structure, the cup cover is provided with a second positioning structure, and when the first positioning structure is matched with the second positioning structure, the cup body is fixedly assembled with the cup cover.

Further, the first positioning structure comprises external threads arranged outside the cup body, and the second positioning structure comprises internal threads which are arranged in the cup cover and matched with the external threads.

Compared with the prior art, the breathing pipeline water collection cup has the beneficial effects that:

the sealing piece is arranged, so that the tightness between the cup body and the air pipe assembly is ensured, and the valve element is movably connected to the air pipe assembly through the liquid guide hole arranged on the sealing piece; when a certain amount of condensed water is collected by the water collecting cup, before the cup body is disassembled, the valve member can be manually pushed to block the liquid guide hole at the bottom of the valve member, so that the condensed water is temporarily stored in the air pipe assembly, the sealing member and the valve member to form a closed space in a matched manner, and water cannot flow into the cup body, so that the cup body can be disassembled; when the water collecting cup works, the air pipe assembly and the cup body are assembled together, the valve part can be lifted upwards, so that the valve part does not block the liquid guide hole any more, a liquid guide channel is formed between the air flow channel and the liquid guide hole, and condensed water flows into the accommodating cavity along the liquid guide channel to collect the condensed water. The whole device has simple structure, no spring and low cost.

Drawings

In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are necessary for the description of the embodiments or the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model and that other drawings may be obtained from them without inventive effort for a person skilled in the art.

FIG. 1 is a schematic perspective view of a respiratory line water collection cup according to an embodiment of the present utility model;

FIG. 2 is an exploded view of a respiratory line water collection cup according to an embodiment of the present utility model;

FIG. 3 is a schematic view of the seal in an embodiment of the utility model;

FIG. 4 is a schematic illustration of the structure of a valve member according to an embodiment of the present utility model;

FIG. 5 is a schematic cross-sectional view of a breathing circuit water collection cup in accordance with an embodiment of the present utility model;

fig. 6 is an enlarged view of detail a of fig. 5;

fig. 7 is an enlarged view of detail B of fig. 5.

In the drawings, each reference numeral denotes: 1. a tracheal assembly; 11. an air flow channel; 12. an air flow pipeline; 13. a conduit; 14. a cup cover; 141. a second positioning structure; 1411. an internal thread; 15. a limit structure; 151. a guide hole; 1511. a chute; 2. a cup body; 21. a receiving chamber; 22. a first positioning structure; 221. an external thread; 3. a seal; 31. a liquid guiding hole; 311. a second conical surface structure; 4. a valve member; 41. a push rod; 411. a first conical surface structure; 412. a clamping structure; 42. a grip portion; 5. and a gasket.

Detailed Description

Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below are exemplary and intended to illustrate the present utility model and should not be construed as limiting the utility model, and all other embodiments, based on the embodiments of the present utility model, which may be obtained by persons of ordinary skill in the art without inventive effort, are within the scope of the present utility model.

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "circumferential", "radial", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplify the description, and do not indicate or imply that the device or element being referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present utility model.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present utility model, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.

Referring to fig. 1-7, an embodiment of the present utility model provides a breathing circuit water collection cup, which includes a tracheal assembly 1, wherein the tracheal assembly 1 includes an airflow channel 11; the cup body 2 is detachably connected with the air pipe assembly 1, and the cup body 2 is provided with a containing cavity 21; the sealing element 3 is sleeved outside the air pipe assembly 1, and the sealing element 3 is provided with a liquid guide hole 31 communicated with the air flow channel 11 and the accommodating cavity 21; the valve element 4 is movably connected to the air pipe assembly 1 and at least partially located at the outer side of the air pipe assembly 1, and the valve element 4 is used for controlling the opening and closing of the liquid guiding hole 31.

The sealing piece 3 is arranged, so that the tightness of the cup body 2 and the cup cover 14 is ensured when the cup body is covered, and the valve piece 4 is movably connected with the air pipe assembly 1 through the liquid guide hole 31 arranged on the sealing piece 3; when a certain amount of condensed water is collected by the water collecting cup, before the cup body 2 is disassembled, the valve element 4 can be manually pushed to enable the bottom of the valve element 4 to block the liquid guide hole 31, so that the condensed water is temporarily stored in the air pipe assembly 1, the sealing element 3 and the valve element 4 to be mutually matched to form a closed space, water cannot flow into the cup body 2, and the cup body 2 can be disassembled; when the water collecting cup works, the air pipe assembly 1 and the cup body 2 are assembled together, the valve element 4 can be lifted upwards, the valve element 4 does not block the liquid guide hole 31, and condensed water flows into the accommodating cavity 21 from the air pipe assembly 1 along the liquid guide hole 31 to collect the condensed water. The whole device has simple structure, no spring and low cost.

Further, referring to fig. 1-2, tracheal assembly 1 comprises a gas flow tube 12, a conduit 13 in communication with gas flow tube 12, and a cap 14 external to conduit 13 for fitting over cup 2.

Specifically, an air flow channel 11 is formed between the air flow pipeline 12 and the guide pipe 13, and the sealing element 3 is sleeved on one side of the guide pipe 13 far away from the air flow pipeline 12; when the water collecting cup works, condensed water flows from the airflow pipeline 12 to the liquid guide hole 31 along the guide pipe 13, and flows from the liquid guide hole 31 to the cup body 2.

Further, referring to fig. 2-3, the air tube assembly 1 includes a limiting structure 15, the limiting structure 15 is provided with a guiding hole 151 extending toward the direction of the liquid guiding hole 31, the valve member 4 includes a push rod 41 inserted into the guiding hole 151 and at least partially located in the air flow channel 11, the push rod 41 extends toward the direction of the liquid guiding hole 31, and a seal is formed between the push rod 41 and the guiding hole 151.

Specifically, the liquid guiding hole 31 is disposed at the bottom side of the sealing member 3, the limiting structure 15 is disposed between the air flow pipelines 12, at least a part of the limiting structure 15 is located at the outer side of the air flow pipelines 12, another part of the limiting structure is located in the air flow channel 11, the limiting structure 15 is provided with a guiding hole 151, the guiding hole 151 is perpendicular to the bottom surface of the sealing member 3 and is opposite to the liquid guiding hole 31, the push rod 41 is of a rod-shaped structure with a certain length, and the extending direction of the push rod 41 faces the liquid guiding hole 31.

When the water collecting cup collects a certain amount of condensed water, before the cup body 2 is disassembled, the valve element 4 can be manually pushed to enable the push rod 41 to move downwards relative to the guide hole 151, the length of the push rod 41 is influenced by the distance of the limiting structure 15 between the liquid guide holes 31, when the valve element 4 is pushed, the bottom of the push rod 41 just seals the liquid guide holes 31, the condensed water is temporarily stored in the air pipe assembly 1, the sealing element 3 and the push rod 41 to be mutually matched to form a closed space, water flow cannot flow into the cup body 2, and at the moment, the cup body 2 can be disassembled; when the water collecting cup works, the air pipe assembly 1 and the cup body 2 are assembled together, the valve element 4 can be manually lifted upwards, the push rod 41 moves upwards relative to the guide hole 151, the bottom of the push rod 41 does not block the liquid guide hole 31 any more, and condensed water can flow into the accommodating cavity 21 from the air flow channel 11 along the liquid guide hole 31, so that the condensed water is collected. The whole device has simple structure and low cost.

In other embodiments, the push rod 41 may be provided in a columnar-type, rectangular-type, bar-type, or other irregularly shaped structure; in some embodiments, the length of the push rod 41 may be much longer than the distance from the pilot hole 31 to the limiting structure 15, and when the valve member 4 is pushed down, the wall surface of the push rod 41 seals the pilot hole 31.

Further, referring to fig. 5-6, the axial projection surface of the push rod 41 covers the liquid guiding hole 31.

Specifically, the axial projection surface at the bottom of the push rod 41 covers the liquid guide hole 31; when a certain amount of condensed water is collected by the water collecting cup, before the cup body 2 is detached, the valve element 4 is manually pushed to move downwards relative to the guide hole 151, and as the axial projection surface at the bottom of the push rod 41 covers the liquid guide hole 31, the bottom of the push rod 41 can block the liquid guide hole 31, isolate the liquid guide hole 31 from the channel of the accommodating cavity 21, so that the condensed water can only be stored in the air pipe assembly 1, the sealing element 3 and the push rod 41 to form a closed space in a matched manner.

Further, referring to fig. 5-6, the bottom of the push rod 41 is provided with a first tapered surface structure 411 having a cross-sectional area gradually decreasing from the top side toward the bottom side, and the liquid guiding hole 31 is provided with a second tapered surface structure 311 matching the first tapered surface structure 411.

When the bottom of the push rod 41 seals the liquid guiding hole 31, the first conical surface structure 411 and the second conical surface structure 311 are abutted together, so as to achieve the effect of sealing the liquid guiding hole 31.

In other embodiments, the wall surface of the push rod 41 may be configured to seal the drain hole 31.

Further, referring to fig. 4, 5 and 7, the breathing circuit water collection cup further includes a gasket 5, a clamping structure 412 is disposed outside the push rod 41, and the gasket 5 is sleeved on the clamping structure 412 and abuts against the inner wall of the guiding hole 151.

Specifically, the clamping structure 412 is a groove formed on the outer wall of the push rod 41 and located at any position where the push rod 41 is connected to the guide hole 151, and the size of the groove is matched with that of the gasket 5, so that the gasket 5 and the push rod 41 are tightly matched together, and the outer side of the gasket 5 is abutted against the inner wall of the guide hole 151; when the valve element 4 is pushed, the gasket 5 moves along with the movement of the push rod 41, and is always synchronous with the push rod 41, and the gasket 5 is clamped between the push rod 41 and the inner wall of the guide hole 151, so that the sealing performance of the device can be enhanced.

Further, referring to fig. 5 and 7, a sliding groove 1511 is coaxially disposed on an inner wall of the guiding hole 151, and the gasket 5 is respectively abutted against an outer wall of the push rod 41 and an inner wall of the sliding groove 1511; in the axial direction of the guide hole 151, the height of the slide groove 1511 is larger than the size of the washer 5.

Specifically, the chute 1511 has a certain length; in the process of pushing the push rod 41, the gasket 5 can slide in the chute 1511, so that the up-and-down movement of the push rod 41 is not affected, and the valve element 4 can be pushed conveniently and rapidly while the tightness is ensured.

Further, referring to fig. 1, 2 and 4, the valve member 4 further includes a holding portion 42, and the holding portion 42 is disposed on the push rod 41 and located outside the tracheal assembly 1.

Specifically, the holding part 42 is disposed at the top side of the push rod 41, the holding part 42 has a circular structure, and the lateral area of the holding part 42 is larger than the axial projection surface area of the push rod 41; when the valve member 4 is manually pushed, the holding portion 42 is held, and a force is applied to the holding portion 42 at the contact position, and since the lateral area of the holding portion 42 is larger than the axial projection surface area of the push rod 41, the manual pushing of the valve member 4 can be easily and quickly realized.

In some embodiments, the grip 42 may not be provided on the top side of the push rod 41, but need only be located outside the tracheal assembly 1; in other embodiments, the gripping portion 42 may be other shaped structures, or may be a groove structure provided on the push rod 41, or the like.

Further, referring to fig. 2, the air tube assembly 1, the cup body 2, the valve member 4, the sealing member 3, and the gasket 5 may be made of polymer soft elastic materials, such as plastic parts and silicone parts, so as to save cost.

Further, referring to fig. 2 and 5, cup 2 is provided with a first positioning structure 22, lid 14 is provided with a second positioning structure 141, and when first positioning structure 22 and second positioning structure 141 are mated, cup 2 is fixedly assembled with lid 14.

When cup 2 and lid 14 are closed, stable assembly of lid 14 and cup 2 can be achieved by connection of first positioning structure 22 and second positioning structure 141.

Further, referring to fig. 2 and 5, first positioning structure 22 includes external threads 221 disposed outside cup 2, and second positioning structure 141 includes internal threads 1411 disposed within cap 14 and mated with external threads 221.

The cup body 2 and the cup cover 14 are in threaded connection, and when the cup body 2 and the cup cover 14 are rotated, the cup body 2 and the cup cover 14 can be quickly covered or separated. In other embodiments, cup 2 and lid 14 may be provided as a snap-fit connection or the like.

In the foregoing embodiments, the descriptions of the embodiments are emphasized, and for parts of one embodiment that are not described in detail, reference may be made to the related descriptions of other embodiments.

The foregoing is a description of the embodiments of the present utility model, and is not to be construed as limiting the utility model, since modifications in the detailed description and the application scope will become apparent to those skilled in the art upon consideration of the teaching of the embodiments of the present utility model.

Claims (10)

1. A respiratory line water collection cup, comprising:

a tracheal assembly comprising a gas flow channel;

the cup body is detachably connected with the air pipe assembly and is provided with a containing cavity;

the sealing piece is sleeved outside the air pipe assembly and is provided with a liquid guide hole communicated with the air flow channel and the accommodating cavity;

the valve part is movably connected with the air pipe assembly and at least partially positioned at the outer side of the air pipe assembly, and the valve part is used for controlling the opening and closing of the liquid guide hole.

2. The respiratory line water collection cup according to claim 1, wherein the tracheal assembly comprises a limiting structure, the limiting structure is provided with a guide hole extending towards the direction of the liquid guiding hole, the valve member comprises a push rod inserted into the guide hole and at least partially positioned in the airflow channel, the push rod extends towards the direction of the liquid guiding hole, and a seal is arranged between the push rod and the guide hole.

3. The respiratory line water collection cup of claim 2, wherein the axial projection surface of the pushrod covers the liquid guide aperture.

4. A respiratory line water collection cup according to claim 3 wherein the bottom of the pushrod is provided with a first tapered surface structure having a cross-sectional area that tapers from the top side toward the bottom side, and the liquid guiding aperture is provided with a second tapered surface structure that mates with the first tapered surface structure.

5. The respiratory line water collection cup according to claim 2, further comprising a gasket, wherein a clamping structure is arranged outside the push rod, and the gasket is sleeved on the clamping structure and abuts against the inner wall of the guide hole.

6. The respiratory line water collection cup according to claim 5, wherein the inner wall of the guide hole is coaxially provided with a chute, and the gasket is respectively abutted against the outer wall of the push rod and the inner wall of the chute; in the axial direction of the guide hole, the height of the chute is greater than the size of the washer.

7. The respiratory line water collection cup according to claim 2, wherein the valve member further comprises a grip portion disposed on the pushrod and outside the tracheal assembly.

8. The respiratory line water collection cup according to claim 1, wherein the tracheal assembly comprises a gas flow line, a conduit in communication with the gas flow line, and a cap externally disposed to the conduit for assembly with the cup.

9. The respiratory line water collection cup according to claim 8, wherein the cup body is provided with a first positioning structure, the cup cover is provided with a second positioning structure, and the cup body is fixedly assembled with the cup cover when the first positioning structure and the second positioning structure are matched.

10. The respiratory line water collection cup according to claim 9, wherein the first positioning structure comprises external threads disposed outside the cup body, and the second positioning structure comprises internal threads disposed within the cap and mated with the external threads.

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