CN219271872U - Breathing pipeline insulation sleeve and breathing pipeline - Google Patents

Abstract

The utility model provides a breathing pipeline heat preservation sleeve which is applied to a breathing pipeline of a breathing machine and comprises a protective layer, a heating layer and a contact layer which are sequentially stacked, wherein the protective layer and the heating layer are both fixed on the contact layer, the breathing pipeline heat preservation sleeve can be surrounded to form a containing cavity for containing the breathing pipeline, and when the breathing pipeline is contained in the containing cavity, one side, away from the heating layer, of the contact layer is attached to the breathing pipeline, and the heating layer is used for heating the breathing pipeline. The breathing pipeline insulation sleeve solves the problem that the breathing pipeline cannot be reused in a low-temperature environment. In addition, the utility model also provides a breathing pipeline.

Description

Breathing pipeline insulation sleeve and breathing pipeline

Technical Field

The utility model relates to the technical field of medical care, in particular to a breathing pipeline heat preservation sleeve and a breathing pipeline.

Background

In the market of the existing household breathing machine, most of breathing pipelines have no heat preservation function, so that condensed water is easy to generate in the breathing pipe pipeline of the breathing machine with a humidifying function in winter or in a low-temperature environment in the use process, and if the condensed water flows backward to nostrils of a user, the risk of choking is easy to generate, and meanwhile, the user is uncomfortable due to cold gas suction.

Part of the heating pipeline with the heat preservation function is used for preserving the heat of the humidified gas in the pipeline by electrifying the heating wire buried in the pipeline to generate heat. However, such pipes are usually only single-walled, are not suitable for use in lower temperature environments, and there is also a risk of condensate water generation. In addition, the production process of the heating pipeline is complex, the cost is high, and the pipeline is usually directly discarded by the breathing machine when the pipeline is replaced, so that the heating pipeline is neither environment-friendly nor economical.

Based on this, it is necessary to design a thermal insulation sleeve which is suitable for reuse in a low-temperature environment and can heat the gas in the pipeline.

Disclosure of Invention

The utility model provides a breathing pipeline heat preservation sleeve and a breathing pipeline, wherein the breathing pipeline heat preservation sleeve is a reusable heat preservation sleeve which heats gas in the pipeline so as to prevent condensed water from being generated in the breathing pipeline.

In a first aspect, an embodiment of the present utility model provides a breathing circuit insulation sleeve, where the breathing circuit insulation sleeve is applied to a breathing circuit of a breathing machine, and is characterized in that the breathing circuit insulation sleeve includes a protection layer, a heating layer and a contact layer that are sequentially stacked, where the protection layer and the heating layer are both fixed on the contact layer, and the breathing circuit insulation sleeve may enclose to form a containing cavity for containing the breathing circuit, and when the breathing circuit is contained in the containing cavity, one side of the contact layer facing away from the heating layer is attached to the breathing circuit, and the heating layer is used for heating the breathing circuit.

Preferably, the respiratory pipeline insulation sleeve further comprises an insulation layer, and the insulation layer is clamped between the protection layer and the heating layer.

Preferably, the heating layer includes a heating wire wound around a side of the contact layer facing the protective layer.

Preferably, the heating wires comprise two heating wires, and the two heating wires are arranged side by side.

Preferably, the respiratory pipeline heat insulation sleeve comprises a central axis, and the heating wire is wound on one side of the contact layer facing the protective layer in an S-shaped manner along the direction parallel to the central axis or perpendicular to the central axis.

Preferably, the contact layer further includes a fixing wire fixing the heating wire to a side of the contact layer facing the protective layer in a direction perpendicular to the central axis or in a direction parallel to the central axis.

Preferably, the respiratory pipeline insulation sleeve further comprises an opening and closing piece, the opening and closing piece is arranged on the protection layer along the direction of the central axis, and the opening and closing piece comprises an opening state and a closing state; when the opening and closing piece is in a closed state, the breathing pipeline heat preservation sleeve is surrounded to form the accommodating cavity, and when the opening and closing piece is in an open state, the breathing pipeline heat preservation sleeve forms an installation opening communicated with the accommodating cavity.

Preferably, the respiratory pipeline insulation sleeve further comprises two locking pieces, wherein the two locking pieces are respectively arranged at two ends of the respiratory pipeline insulation sleeve and are fixed on the outer wall of one side of the protective layer, which is far away from the contact layer, the locking pieces comprise a locking state and an opening and closing state, and when the locking pieces are in the locking state, the state of the opening and closing pieces cannot be changed; when the locking piece is in the opening and closing state, the state of the opening and closing piece can be changed.

In a second aspect, an embodiment of the present utility model provides a breathing circuit of a ventilator, the breathing circuit of the ventilator comprising:

a body; and

the breathing pipeline heat preservation sleeve is sleeved on the body.

Preferably, the body comprises a mask end and a machine end, and when the breathing pipeline thermal insulation sleeve is arranged on the body, the mask end and the machine end are exposed out of the breathing pipeline thermal insulation sleeve.

Above-mentioned breathing pipeline insulation cover and breathing pipeline use insulation cover's multilayer protection to avoid the pipeline to produce the comdenstion water under low temperature environment, heat gaseous simultaneously, when the pipeline is changed, insulation cover can also reuse, has reduced actual cost like this, also provides practical convenient low-cost scheme for the user.

Drawings

In order to more clearly illustrate the embodiments of the present utility model 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 apparent that the drawings in the following description are only some embodiments of the present utility model, and that other drawings may be obtained from the structures shown in these drawings without inventive labor for those skilled in the art.

Fig. 1 is a schematic diagram of a breathing circuit according to an embodiment of the utility model.

Fig. 2 is a schematic view of a respiratory tubing insulation sleeve according to an embodiment of the present utility model.

Fig. 3 is a cross-sectional view of a respiratory tubing insulation sleeve provided by an embodiment of the utility model.

Fig. 4 is a schematic layout diagram of a heating wire according to the first embodiment of the utility model.

Fig. 5 is a schematic layout diagram of a heating wire according to a second embodiment of the present utility model.

The achievement of the objects, functional features and advantages of the present utility model will be further described with reference to the accompanying drawings, in conjunction with the embodiments.

Detailed Description

In the description of the present utility model, it should be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, merely to facilitate describing the present utility model and simplify the description, and do not indicate or imply that the devices or elements 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.

In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

For a clearer and more accurate understanding of the present utility model, reference will now be made in detail to the accompanying drawings. The accompanying drawings, in which like reference numerals refer to like elements, illustrate examples of embodiments of the utility model. It is to be understood that the proportions shown in the drawings are not to scale as to the actual practice of the utility model, and are for illustrative purposes only and are not drawn to scale.

Referring to fig. 1 in combination, fig. 1 is a schematic diagram of a breathing circuit according to an embodiment of the utility model. Ventilator 90 includes a housing 98, a breathing circuit 100, and a mask 97. The breathing circuit 100 includes a main body 99 and a breathing circuit thermal insulation sleeve 96, and the breathing circuit thermal insulation sleeve 96 is sleeved on the main body 99.

Specifically, body 99 includes a mask end 92 and a machine end 91, mask end 92 of body 99 is coupled to mask 97, and machine end 91 of body 99 is coupled to body 98. When the breathing circuit insulating sleeve 96 is provided on the body 99, the mask end 92 and the machine end 91 are exposed to the breathing circuit insulating sleeve 96. The user starts the air supply button of the machine body 98, the machine body 98 supplies air to the breathing pipeline 100, the breathing pipeline heat preservation sleeve 96 is electrified to heat the breathing gas in the breathing pipeline 100, and the user sucks the breathing gas through the mask 97.

Referring to fig. 2 in combination, fig. 2 is a schematic diagram of a respiratory line insulation sleeve according to an embodiment of the utility model.

The embodiment of the utility model provides a breathing circuit insulation sleeve 50, and the breathing circuit insulation sleeve 50 is applied to a breathing circuit 100 of a breathing machine. The breathing circuit thermal insulation sleeve 50 can enclose to form a containing cavity 57 for containing the breathing circuit 100, the breathing circuit thermal insulation sleeve 50 is a hollow long tube, the material is soft, the diameters of the two ends are slightly narrower than the diameter of the sleeve body, and the inner diameter of the breathing circuit thermal insulation sleeve 50 is larger than the outer diameter of the breathing circuit. The breathing circuit thermal insulation sleeve 50 has elasticity, and the breathing circuit 100 can pass through the breathing circuit thermal insulation sleeve 50. The breathing circuit insulating sleeve 50 includes a central axis 55.

Referring to fig. 4 in combination, fig. 4 is a schematic layout view of a heating wire according to a first embodiment of the present utility model. The breathing circuit thermal insulation sleeve 50 comprises a protective layer 51, a heating layer 53 and a contact layer 54 which are sequentially stacked, wherein the protective layer 51 and the heating layer 53 are fixed on the contact layer 54. When the breathing circuit 100 is accommodated in the accommodating cavity 57, the side of the contact layer 54 away from the heating layer 53 is attached to the breathing circuit 100, and the heating layer 53 is used for heating the breathing circuit 100.

Specifically, the protective layer 51 of the breathing circuit thermal insulation sleeve 50 is the outermost layer of the breathing circuit thermal insulation sleeve 50, and is made of polyester fabric. The characteristics of high strength, high elasticity and good heat resistance of the terylene fabric are utilized, the outer cloth of the breathing pipe heat preservation sleeve 50 is prevented from being heated and deformed in the heating process, and in addition, the terylene fabric is strong in plasticity, so that the breathing pipe 100 is easy to bend in the use process, and tearing of the breathing pipe heat preservation sleeve 50 is avoided, and the breathing pipe heat preservation sleeve 50 with the heating layer 53 is reused. It will be appreciated that in some other embodiments, the protective layer 51 may be a polyester fiber or other durable, heat resistant material.

The heating layer 53 includes a heating wire wound around a side of the contact layer 54 facing the protection layer 51. The heating wires comprise two heating wires which are arranged side by side. That is, the heating wire is a two-core side-by-side conductive wire, which functions to ensure uniformity of heating.

The heating wire may be wound around the contact layer 54 on the side facing the protective layer 51 in an S-shape in a direction parallel to the central axis 55 or in a direction perpendicular to the central axis 55. Specifically, as shown in fig. 4, the heating wire is parallel to the length direction of the insulation sleeve during wiring, and the distance between the two wires is uniform through an S-shaped wiring mode.

The contact layer 54 further comprises fixing wires 56, which fixing wires 56 can fix the heating wire to the side of the contact layer 54 facing the protective layer 51 in a direction perpendicular to the central axis 55 or in a direction parallel to the central axis 55. As shown in fig. 4, the heating wires are uniformly sewn on the heating layer 53 by the fixing wires 56 perpendicular to the length direction of the insulation sleeve, so that the heat generated by the heating wires is uniformly distributed by the wiring mode, and the risk of breakage of the heating wires in the back and forth bending process is avoided.

Specifically, when the heat insulation sleeve is used, the pipeline side wall of the breathing pipeline 100 is wrapped by the heating layer 53, so that heat emitted by the heating wire can be transferred to the pipeline side wall, and when the breathing machine is used in a low-temperature environment, humidified gas in the breathing pipeline 100 can be heated and insulated better, the inhaled gas of a patient is ensured to be warm and moist, and meanwhile, the pipeline can be prevented from generating condensed water.

Referring to fig. 3 in combination, fig. 3 is a cross-sectional view of a breathing circuit thermal insulation sleeve 50 according to an embodiment of the utility model. The breathing circuit insulating sleeve 50 further comprises an insulating layer 52, and the insulating layer 52 is sandwiched between the protective layer 51 and the heating layer 53.

Specifically, the heat-insulating layer 52 is made of cotton, i.e. a thin layer of cotton formed by processing pure cotton. The heat-insulating layer 52 is wrapped around the outside of the heating wire and the inside of the protective layer 51. The cotton heat insulation sleeve has the advantages that the cotton heat insulation sleeve is light in weight and good in heat insulation effect, heat of the heating wire is prevented from being diffused to the outside in the heating process, and meanwhile the whole heat insulation sleeve is light and flexible. The cotton heat-insulating layer 52 is sandwiched between the cloth of the protective layer 51 and the heating wire of the heating layer 53 by a sewing process.

The respiratory pipeline heat preservation sleeve 50 further comprises an opening and closing piece 30, the opening and closing piece 30 is arranged on the protective layer 51 along the direction of the central axis 55, and the opening and closing piece 30 comprises an opening state and a closing state; when the opening and closing member 30 is in the closed state, the breathing circuit thermal insulation sleeve 50 encloses to form the accommodating cavity 57, and when the opening and closing member 30 is in the open state, the breathing circuit thermal insulation sleeve 50 forms an installation opening communicated with the accommodating cavity 57.

Specifically, the breathing circuit thermal insulation sleeve 50 is provided with an axial opening, the opening and closing member 30 is arranged at the opening, the opening and closing member 30 is a zipper, a handle of the zipper is arranged at one side of the outer layer of the protection layer 51 close to the machine end, when the zipper slides towards the mask end, the opening of the breathing circuit thermal insulation sleeve 50 is opened, so that a user can conveniently install the breathing circuit 100 in the accommodating cavity 57 of the breathing circuit thermal insulation sleeve 50; when the zipper slides to the machine end, the opening of the breathing pipeline heat preservation sleeve 50 is closed, and the breathing pipeline heat preservation sleeve 50 wraps most of the breathing pipeline 100, but a small section is exposed out of the breathing pipeline 100 heat preservation sleeve, and the exposed part of the pipeline can be normally connected with a breathing machine and a mask, so that the breathing pipeline 100 is in a better heating environment.

The breathing circuit thermal insulation sleeve 50 further comprises two locking pieces 20, wherein the two locking pieces 20 are respectively arranged at two ends of the breathing circuit thermal insulation sleeve 50 and are fixed on the outer wall of one side of the protective layer 51 away from the contact layer 54, the locking pieces 20 comprise a locking state and an opening and closing state, and when the locking pieces 20 are in the locking state, the state of the opening and closing piece 30 cannot be changed; the state of the shutter 30 may be changed when the locker 20 is in the opened and closed state.

Specifically, the breathing circuit thermal insulation sleeve 50 further comprises a charging connector 60, and the locking piece 20 is a magic tape. The breathing circuit insulating sleeve 50 may be secured with velcro attached near the machine end and the mask end to prevent the zipper from sliding off during use of the breathing circuit 100. The charging connector 60 of the heating wire extends out of the insulation sleeve and is arranged on one side close to the machine end, so that the charging connector is convenient to be connected with a power port of a breathing machine. The breathing pipeline 100 can be taken out from the heat preservation sleeve by unfastening the magic tape and pulling down the zipper, so that the breathing pipeline 100 can be conveniently and rapidly replaced or the heat preservation sleeve can be taken out.

In the above embodiment, the breathing circuit insulation sleeve 50 uses the multi-layer protection of the insulation sleeve in the low temperature environment to avoid the condensed water generated by the pipeline, and heats the gas at the same time, and the insulation sleeve can be reused when the pipeline is replaced, thus reducing the actual cost and providing a practical and convenient low-cost scheme for the user.

Referring to fig. 5 in combination, fig. 5 is a schematic layout diagram of a heating wire according to a second embodiment of the present utility model. The difference between the breathing circuit insulation sleeve 50 provided in the second embodiment and the breathing circuit insulation sleeve 50 provided in the first embodiment is that in the breathing circuit insulation sleeve 50 provided in the second embodiment, the heating wire is perpendicular to the length direction of the insulation sleeve during wiring, the distance between the two wires is uniform in an S-shaped wiring mode, then the fixing wires 56 parallel to the length direction of the insulation sleeve are uniformly sewn on the heating layer 53, the heat generated by the heating wire is uniformly distributed in such a wiring mode, and meanwhile the risk of broken wires generated in the back and forth bending process of the heating wire is avoided.

The other structures of the breathing circuit thermal sleeve 50 provided in the second embodiment are substantially the same as those provided in the first embodiment, and will not be described in detail herein.

It will be apparent to those skilled in the art that various modifications and variations can be made to the present utility model without departing from the spirit or scope of the utility model. Thus, if and when such modifications and variations of the present utility model fall within the scope of the claims and the equivalents thereof, the present utility model is intended to encompass such modifications and variations.

The above list of preferred embodiments of the present utility model is, of course, not intended to limit the scope of the utility model, and equivalent variations according to the claims of the present utility model are therefore included in the scope of the present utility model.

Claims (10)

1. The utility model provides a breathing circuit insulation cover, breathing circuit insulation cover is applied to the breathing circuit of breathing machine, its characterized in that, breathing circuit insulation cover includes protective layer, heating layer and the contact layer of range upon range of setting in proper order, the protective layer with the heating layer all is fixed in the contact layer, breathing circuit insulation cover can enclose to establish and form and be used for the holding breathing circuit's holding chamber, works as breathing circuit holding in when the holding chamber, the contact layer deviate from one side laminating of heating layer in breathing circuit, the heating layer is used for the heating breathing circuit.

2. The respiratory tubing insulation sleeve of claim 1, further comprising an insulation layer sandwiched between the protective layer and the heating layer.

3. The respiratory tubing insulation sleeve of claim 1, wherein the heating layer comprises a heating wire wound around a side of the contact layer facing the protective layer.

4. A respiratory tubing insulation sleeve as claimed in claim 3 wherein said heating wires comprise two, said heating wires being disposed side by side.

5. A respiratory line insulation sleeve as claimed in claim 3, wherein the respiratory line insulation sleeve comprises a central axis, and the heating wire is wound on one side of the contact layer facing the protective layer in an S-shape along a direction parallel to the central axis or a direction perpendicular to the central axis.

6. The respiratory tubing insulation sleeve of claim 5, wherein the contact layer further comprises a securing wire securing the heating wire to a side of the contact layer facing the protective layer in a direction perpendicular to the central axis or parallel to the central axis.

7. The respiratory tubing insulation sleeve of claim 5, further comprising an opening and closing member disposed on the protective layer in a direction of the central axis, the opening and closing member comprising an open state and a closed state; when the opening and closing piece is in a closed state, the breathing pipeline heat preservation sleeve is surrounded to form the accommodating cavity, and when the opening and closing piece is in an open state, the breathing pipeline heat preservation sleeve forms an installation opening communicated with the accommodating cavity.

8. The respiratory tubing insulation sleeve of claim 7, further comprising two locking members, wherein the two locking members are respectively disposed at two ends of the respiratory tubing insulation sleeve and are fixed to an outer wall of a side of the protective layer away from the contact layer, the locking members comprise a locking state and an opening and closing state, and when the locking members are in the locking state, the state of the opening and closing member cannot be changed; when the locking piece is in the opening and closing state, the state of the opening and closing piece can be changed.

9. A breathing circuit of a ventilator, the breathing circuit of the ventilator comprising:

a body; and

the breathing circuit insulating sleeve of any one of claims 1-8, wherein the breathing circuit insulating sleeve is sleeved on the body.

10. The breathing circuit of the ventilator of claim 9 wherein the body comprises a mask end and a machine end, the mask end and the machine end being exposed to the breathing circuit insulation sleeve when the breathing circuit insulation sleeve is disposed on the body.

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