CN214970564U - Midsplit breathing tube - Google Patents

Abstract

The utility model is suitable for a medical instrument's technical field discloses a well minute respiratory tube. The utility model provides a midsplit breathing tube, which comprises a soft screwed tube and a midsplit diaphragm arranged in the screwed tube; the middle division diaphragm divides an inner cavity of the threaded pipe into two parts; the method is characterized in that: one end of the threaded pipe is connected with two hard internal supporting pipes, and a patient end connector is sleeved outside the threaded pipe; and a hard machine end connector and a hard exhaust connector are respectively connected into the two openings at the other end of the threaded pipe. The mode of inserting the hard tube into the soft tube is better to realize interference fit, the installation is convenient, and air leakage is not easy.

Description

Midsplit breathing tube

Technical Field

The utility model relates to the technical field of medical equipment, in particular to well minute respiratory tube.

Background

Breathing apparatus is an important medical device that provides the patient with the necessary oxygen. Breathing apparatuses generally include a breathing mask, a ventilator (oxygen supply machine, anesthesia machine, etc.), and a center tube connecting the breathing mask and the ventilator. In the prior art, the two ends of the center branch pipe are connected with a breathing mask and a breathing machine through connectors.

The Chinese patent with publication number CN205108631U discloses a center tube assembly with a clamping type tube joint, which is used for conveying gas during treatment of an injured patient and comprises a patient end joint used for being connected with a breathing mask of the patient, a machine end joint used for being connected with a breathing machine and a connecting tube connected between the patient end joint and the machine end joint, wherein the connecting tube comprises a first connecting end connected with the machine end joint and a second connecting end connected with the patient end joint, and buckle structures used for connecting and fixing are respectively arranged between the machine end joint and the first connecting end and between the patient end joint and the second connecting end. This patent is assembled by clamping between the median septum piece and the connecting groove, but the median septum piece is soft material, will cooperate the screwed pipe to compress together. However, the soft material and the connecting groove (hard material) are difficult to realize interference fit, are easy to leak air and are inconvenient to install.

Disclosure of Invention

An object of the utility model is to overcome above-mentioned prior art not enough, provide a well minute respiratory tube, through the intraductal grafting stereoplasm joint at the both ends of screwed pipe, it aims at solving among the prior art well minute diaphragm and inserts the technical problem of the difficult installation of easy hourglass gas in the spread groove.

In order to achieve the purpose, the utility model provides a midsplit breathing tube, which comprises a soft screwed tube and a midsplit diaphragm arranged in the screwed tube; the middle division diaphragm divides an inner cavity of the threaded pipe into two parts; the method is characterized in that: one end of the threaded pipe is connected with two hard internal supporting pipes, and a patient end connector is sleeved outside the threaded pipe; and a hard machine end connector and a hard exhaust connector are respectively connected into the two openings at the other end of the threaded pipe.

Preferably, a straight pipe portion is provided at both ends of the threaded pipe.

Preferably, a snap ring is arranged on the inner supporting tube.

Preferably, the inner supporting pipe is in interference fit with the threaded pipe; the inner support pipe comprises a first connecting part connected with the middle division diaphragm and a second connecting part connected with the inner wall of the threaded pipe.

Preferably, the exhaust joint includes a first insertion part connected to the threaded pipe and a bent part connected to the first insertion part.

Preferably, a first cut surface is provided on a side of the exhaust fitting adjacent to the machine end fitting.

Preferably, the machine end fitting includes a second insertion part connected to the threaded pipe and a round pipe part connected to the second insertion part.

Preferably, a second cut is provided on a side of the machine end fitting adjacent to the exhaust fitting.

Preferably, the patient end fitting comprises a socket connected with the threaded tube and a double-layer ring connected to the socket.

Preferably, a reinforcing rib is arranged in the double-layer annular part, and the height of the reinforcing rib is smaller than that of the double-layer annular part.

Compared with the prior art, the utility model provides a pair of well minute respiratory tube's beneficial effect does:

1. the soft threaded pipe can be inserted into the hard inner supporting pipe to realize better interference fit and installation, the sealing effect is better, and the air leakage at the joint is prevented.

2. Through the exhaust joint of stereoplasm and machine end joint plug-in connection realize better interference fit and installation in the screwed pipe, sealed effect is better, prevents to connect the department gas leakage.

3. The components do not interfere with each other, and the installation is more convenient.

The features and advantages of the present invention will be described in detail by embodiments with reference to the accompanying drawings.

Drawings

Fig. 1 is a schematic structural view of a midsplit breathing tube according to an embodiment of the present invention.

Fig. 2 is an exploded view of a midsplit respiratory tube according to an embodiment of the present invention.

Fig. 3 is a schematic view of an inner supporting tube structure of a midsplit breathing tube according to an embodiment of the present invention.

Fig. 4 is a schematic view of a threaded tube structure of a midsplit breathing tube according to an embodiment of the present invention.

Fig. 5 is a schematic view of an exhaust joint structure of a midsplit breathing tube according to an embodiment of the present invention.

Fig. 6 is a schematic structural diagram of a machine end connector of a midsplit breathing tube according to an embodiment of the present invention.

Fig. 7 is a schematic view of a patient end fitting structure of a midsplit breathing tube according to an embodiment of the present invention.

In the figure: 1. a threaded pipe; 11. a membrane; 12. a straight tube portion; 2. an inner bracing tube; 21. a snap ring; 22. a first connection portion; 23. a second connecting portion; 3. a machine end fitting; 31. a second insertion part; 32. a round tube portion; 33. a second section; 4. an exhaust joint; 41. a first insertion part; 42. a bending section; 43. a first section; 5. a patient end connector; 51. a socket joint part; 52. a double-layer annular portion; 53. and (5) reinforcing ribs.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clear, the present invention is further described in detail through the accompanying drawings and embodiments. It should be understood, however, that the description herein of specific embodiments is only intended to illustrate the invention and not to limit the scope of the invention. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings or orientations or positional relationships that the products of the present invention are usually placed in when used, and are only used for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the devices or elements indicated must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1 and 2, an embodiment of the present invention provides a midsplit breathing tube, which includes a soft threaded tube 1 and a midsplit membrane 11 disposed inside the threaded tube 1. The bisecting membrane 11 divides the internal cavity of the threaded pipe 1 into two. One end of the threaded pipe 1 is connected with two hard internal supporting pipes 2, and a patient end joint 5 is sleeved outside the threaded pipe. A hard machine end joint 3 and a hard exhaust joint 4 are respectively connected to two openings at the other end of the threaded pipe 1.

Specifically, the threaded pipe 1 can be compressed and extended, and can be made of a soft material. The membrane 11 is made of soft material so that it can be compressed simultaneously with the threaded pipe 1. The screwed pipe 1 is divided into a left chamber and a right chamber by the middle division diaphragm 11, and the left chamber and the right chamber are used for air inlet and air outlet respectively. In order to realize better sealing performance, the inner supporting tube 2 made of hard materials is inserted into the threaded tube 1, and then the patient end connector 5 is sleeved on the outer side of the threaded tube 1. The inner support tube 2 and the threaded tube 1, and the patient end joint 5 and the threaded tube 1 are in interference fit. The other end of the threaded pipe 1 is likewise plugged into a machine end fitting 3 and an exhaust fitting 4 made of hard material. Hard material is inserted into soft material, and the interference fit is realized more easily in the cooperation of hard material and hard material to joint department is difficult for leaking gas, and the assembly is also easier.

Referring to fig. 4, in an alternative embodiment, a straight pipe portion 12 is provided at both ends of the threaded pipe 1. The straight pipe portion 12 is easier to install various joints than a threaded portion, and is also better in sealing property.

Referring to fig. 2 and 3, in an alternative embodiment, a snap ring 21 is provided on the inner supporting tube 2, and the inner supporting tube 2 is in interference fit with the threaded tube 1. The inner support tube 2 includes a first connection portion 22 connected to the middle dividing diaphragm 11 and a second connection portion 23 connected to the inner wall of the threaded tube 1.

Specifically, the threaded pipe 1 is divided into two semicylinders by the bisecting membrane 11. The second connecting portion 23 is circular arc-shaped, and the first connecting portion 22 is a straight edge. After the inner supporting tube 2 is inserted into the threaded tube 1, the snap ring 21 can abut against the threaded tube 1, and the whole inner supporting tube 2 is prevented from entering the threaded tube 1 and being taken out.

Referring to fig. 5 and 6, in an alternative embodiment, the exhaust joint 4 includes a first insertion part 41 connected to the threaded pipe 1 and a bent part 42 connected to the first insertion part 41. The machine end fitting 3 includes a second insertion part 31 connected to the threaded pipe 1 and a round pipe part 32 connected to the second insertion part 31.

Specifically, the exhaust joint 4 is inserted into the threaded pipe 1 in an interference fit manner. The first socket part 41 has a semi-cylindrical shape. The bent portion 42 may be a circular tube that forms a right angle or other angle with the first insertion portion 41, and may be arbitrarily set according to actual circumstances. The machine end fitting 3 is inserted into the threaded pipe 1 with an interference fit. The second socket part 31 has a semi-cylindrical shape. The barrel 32 is cylindrical.

Further, referring to fig. 2, 5 and 6, in an alternative embodiment, a first cut 43 is provided on the side of the exhaust fitting 4 adjacent the machine end fitting 3. A second cut 33 is provided at the machine end fitting 3 on the side adjacent to the exhaust fitting 4. The first cut surface 43 and the second cut surface 33 are provided to prevent the exhaust joint 4 and the machine end joint 3 from interfering with each other, and to allow better installation.

Referring to fig. 7, in an alternative embodiment, the patient end fitting 5 includes a female portion 51 coupled to the threaded tube 1 and a double-layered ring portion 52 coupled to the female portion 51. The double-layer annular part 52 is internally provided with a reinforcing rib 53, and the height of the reinforcing rib 53 is smaller than that of the double-layer annular part 52. The double-layer annular portion 52 has two layers, and the diameter of the outer layer is smaller than that of the sleeve portion 51, so that a step can be formed to prevent the inner support tube 2 from being exposed. There is the cavity between the diameter of inlayer and the skin, has evenly set up 3 strengthening ribs 53 between the cavity.

The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modification, equivalent replacement or improvement made within the spirit and principle of the present invention should be included in the present invention.

Claims (10)

1. A midsplit breathing tube comprises a soft threaded tube (1) and a midsplit membrane (11) arranged in the threaded tube (1); the middle division diaphragm (11) divides an inner cavity of the threaded pipe (1) into two parts; the method is characterized in that: one end of the threaded pipe (1) is connected with two hard inner supporting pipes (2), and a patient end connector (5) is sleeved outside the threaded pipe; and two openings at the other end of the threaded pipe (1) are respectively connected with a hard machine end connector (3) and a hard exhaust connector (4).

2. The bisecting breathing tube of claim 1, wherein: straight pipe parts (12) are arranged at two ends of the threaded pipe (1).

3. The bisecting breathing tube of claim 1, wherein: a snap ring (21) is arranged on the inner supporting tube (2).

4. A bisecting breathing tube as claimed in claim 1, 2 or 3, wherein: the inner supporting pipe (2) is in interference fit with the threaded pipe (1); the inner support pipe (2) comprises a first connecting part (22) connected with the middle separating diaphragm (11) and a second connecting part (23) connected with the inner wall of the threaded pipe (1).

5. A bisecting breathing tube as claimed in claim 1, 2 or 3, wherein: the exhaust joint (4) comprises a first insertion part (41) connected with the threaded pipe (1) and a bending part (42) connected with the first insertion part (41).

6. The bisecting breathing tube of claim 5, wherein: a first tangent plane (43) is arranged on one side of the exhaust joint (4) close to the machine end joint (3).

7. A bisecting breathing tube as claimed in claim 1, 2 or 3, wherein: the machine end joint (3) comprises a second insertion part (31) connected with the threaded pipe (1) and a round pipe part (32) connected with the second insertion part (31).

8. The bisecting breathing tube of claim 7, wherein: and a second tangent plane (33) is arranged on one side of the machine end joint (3) close to the exhaust joint (4).

9. The bisecting breathing tube of claim 1, wherein: the patient end connector (5) comprises a sleeve joint part (51) connected with the threaded pipe (1) and a double-layer annular part (52) connected to the sleeve joint part (51).

10. The bisecting breathing tube of claim 9, wherein: and reinforcing ribs (53) are arranged in the double-layer annular part (52), and the height of each reinforcing rib (53) is smaller than that of the double-layer annular part (52).

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