CN114984277A

CN114984277A - Special disinfecting equipment for nasal oxygen cannula

Info

Publication number: CN114984277A
Application number: CN202210924178.XA
Authority: CN
Inventors: 陆长军
Original assignee: Jiangsu Hanbo Medical Equipment Co ltd
Current assignee: Jiangsu Hanbo Medical Equipment Co ltd
Priority date: 2022-08-03
Filing date: 2022-08-03
Publication date: 2022-09-02
Anticipated expiration: 2042-08-03
Also published as: CN114984277B

Abstract

The invention belongs to the technical field of nasal oxygen tube disinfection, and particularly relates to a special nasal oxygen tube disinfection device which comprises a disinfection main body, a pressing type anti-volatilization high-efficiency disinfection component, a rotary nasal secretion collecting and cleaning mechanism and a multi-buckle type nasal tube positioning mechanism, wherein the pressing type anti-volatilization high-efficiency disinfection component is arranged on the disinfection main body; the invention provides a pressing type volatilization-proof high-efficiency disinfection component, which can disinfect the inner wall and the outer wall of a nasal oxygen tube by the mutual matching of an insertion type nasal cavity disinfection component, a feedback type overflow type infiltration component and a single-cycle volatilization-proof flowing component.

Description

Special disinfecting equipment for nasal oxygen cannula

Technical Field

The invention belongs to the technical field of nasal oxygen tube disinfection, and particularly relates to special disinfection equipment for a nasal oxygen tube.

Background

With the development of society, many diseases occur because people are in an anoxic state, and nasal oxygen tubes are often used in medical treatment to meet the oxygen demand of human bodies, reduce the incidence of various chronic diseases and relieve the symptoms of various diseases caused by the anoxia. In real life, many people need to inhale oxygen, for example, some pregnant women and patients with chronic respiratory diseases often need to inhale oxygen discontinuously, so that the situation often occurs, for example, after the morning inhalation is finished, the nasal oxygen tube is placed randomly, the nasal oxygen tube is continuously used in the afternoon inhalation, and if the nasal oxygen tube is replaced with a new nasal oxygen tube every time, economic burden is easily caused to the pregnant women and the patients with chronic respiratory diseases; when some patients need to go to a toilet or do examination, the oxygen inhalation is required to be stopped temporarily, the nasal oxygen tube may be placed by the patients at will, the nasal catheter is always exposed in the air, bacteria are easy to generate, particularly in a ward, the number of patients is large, and cross infection is easy to generate during secondary use, so that respiratory diseases are caused or aggravated.

Disclosure of Invention

Aiming at the situation and overcoming the defects of the prior art, the invention provides special disinfection equipment for a nasal oxygen catheter, aiming at solving the problems that when a patient needs to go to a toilet or do an examination, oxygen inhalation is required to be stopped temporarily, the nasal oxygen catheter can be placed by the patient at random, and the nasal catheter is always exposed in the air, so that bacteria are easy to generate, particularly in a ward, the number of patients is large, and cross infection is easy to generate during secondary use, so that respiratory diseases are caused or aggravated.

The technical scheme adopted by the invention is as follows: the invention provides special disinfection equipment for a nasal oxygen tube, which comprises a disinfection main body, a pressing type volatilization-proof high-efficiency disinfection component, a rotary nasal secretion collecting and cleaning mechanism and a multi-buckle type nasal tube positioning mechanism, wherein the pressing type volatilization-proof high-efficiency disinfection component is arranged on the disinfection main body, the rotary nasal secretion collecting and cleaning mechanism is arranged in the pressing type volatilization-proof high-efficiency disinfection component, and the multi-buckle type nasal tube positioning mechanism is arranged in the disinfection main body.

Further, the disinfection main part includes that oxygen connects, is responsible for, three connects, divides oxygen pipe, slip buckle and nasal catheter, be responsible for and locate the disinfection main part on, oxygen connects and link up the one end of locating being responsible for, the one end that three connects link up locates the one end of being responsible for, the one end that divides the oxygen pipe link up locates the other end that three connects, the slip buckle slides and locates on dividing the oxygen pipe, nasal catheter can dismantle and locate on dividing the oxygen pipe.

Furthermore, the press type volatilization-proof high-efficiency disinfection assembly comprises an insertion type nasal cavity disinfection assembly, a feedback type overflow type infiltration assembly and a single-cycle volatilization-proof flowing assembly, wherein the insertion type nasal cavity disinfection assembly is arranged on the main pipe, the feedback type overflow type infiltration assembly is arranged in the insertion type nasal cavity disinfection assembly, and the single-cycle volatilization-proof flowing assembly is arranged in the feedback type overflow type infiltration assembly.

Further, bayonet nasal canal chamber disinfection subassembly is including disinfection shell, disinfection chamber, extrusion chamber, disinfection alcohol and bearing one, the disinfection shell is located and is responsible for on, the inner wall upper end of disinfection shell is located to bearing one, the lower extreme of bearing one is located to the upper end in disinfection chamber, the inside bottom in disinfection chamber is located to the extrusion chamber, extrusion intracavity is located to disinfection alcohol.

Furthermore, the feedback type overflow infiltration assembly comprises a first pressing pipe, a second bearing, a first piston, a first spring and a separation pipe, wherein the separation pipe is arranged at the upper end inside the extrusion cavity in a penetrating manner, the first piston is arranged on the inner wall of the separation pipe in a sliding manner, one end of the first spring is arranged at the lower end of the first piston, the other end of the first spring is arranged at the bottom end inside the extrusion cavity, the first pressing pipe is arranged at the upper end of the first piston, and the second bearing is arranged at the upper end of the first pressing pipe.

Further, the single-cycle volatilization prevention flowing component comprises a first disinfection cotton, a second disinfection cotton, a first check valve, a second check valve, a first flowing hole and a second flowing hole, wherein one end of the first disinfection cotton is arranged at the lower end of the inner wall of the disinfection chamber, the other end of the first disinfection cotton is arranged on the inner side wall of the disinfection chamber, the lower end of the inner wall of the disinfection chamber is arranged at one end of the second disinfection cotton, the other end of the second disinfection cotton is arranged on the outer side wall of the extrusion chamber, the upper end of the side wall of the extrusion chamber is arranged at the first flowing hole, the upper end of the outer side wall of the extrusion chamber is arranged at the first check valve, the lower end of the side wall of the extrusion chamber is arranged at the second flowing hole, and the lower end of the inner side wall of the extrusion chamber is arranged at the second check valve.

Further, clean mechanism is collected to nasal secretion rotation type includes that the subassembly is collected to the double-deck friction of surrounding type and contact type inflation subassembly, the double-deck friction of surrounding type is collected the subassembly and is located in the disinfection shell, contact type inflation subassembly is located on the inside wall in disinfection chamber and on the lateral wall in extrusion chamber.

Furthermore, the surrounding type double-layer friction collecting assembly comprises a connecting piece, a first bevel gear, a second bevel gear, a connecting rod, a third bearing and a friction rod, one end of the connecting piece is arranged at the lower end of the disinfection cavity, the first bevel gear is arranged at the other end of the connecting piece, the third bearing is arranged on the inner side wall of the disinfection shell, one end of the connecting rod is arranged on the third bearing, one end of the friction rod is arranged at the other end of the connecting rod, the bevel gear is sleeved on the connecting rod, and the first bevel gear and the second bevel gear are connected in a meshing rotation mode.

Furthermore, the contact type expansion assembly comprises a first expansion pipe, a second expansion pipe and a second two-way memory alloy spring, the first expansion pipe is arranged on the inner side wall of the disinfection cavity, the second two-way memory alloy spring is arranged at one end inside the first expansion pipe, one end of the second expansion pipe is arranged at the other end of the second two-way memory alloy spring, the other end of the second expansion pipe is arranged in the first disinfection cotton, and a heating ring is arranged on the outer side of the disinfection cavity.

Further, many knot formula nasal cannula positioning mechanism includes axis of rotation, fixing belt, buckle one, fastener and lid, the upper end of disinfection shell is located to the axis of rotation, fixing belt's one end is located in the axis of rotation, fixing belt's the other end is located to the fastener, the lateral wall upper end of disinfection shell is located to buckle one, the lid can be dismantled and locate on the disinfection shell.

The invention adopting the structure has the following beneficial effects: the invention provides special disinfection equipment for a nasal oxygen cannula, which realizes the following beneficial effects:

(1) in order to disinfect the inner wall and the outer wall of a nasal oxygen tube, the invention provides a press type volatilization-proof high-efficiency disinfection assembly, and cross infection caused by secondary use is avoided through the mutual matching of an insertion type nasal cavity disinfection assembly, a feedback type overflow type infiltration assembly and a single-cycle volatilization-proof flowing assembly.

(2) In order to further improve the practicability and the popularization, the invention provides a rotary collecting and cleaning mechanism for nasal secretion, which can clean the nasal secretion on the inner wall and the outer wall of the nasal catheter by the mutual matching of a surrounding double-layer friction collecting component and a contact type expansion component.

(3) The second two-way memory alloy spring resets at normal temperature, and the disinfection alcohol is sucked into the extrusion cavity through the second flow hole to prevent volatilization of the disinfection alcohol.

(4) The one-way valve I and the one-way valve II are arranged, so that the one-way flow of the sterilized alcohol is ensured.

(5) The friction rod is arranged to facilitate the rotation of the nasal secretion rotary collecting and cleaning mechanism.

Drawings

FIG. 1 is a front view of a special disinfection device for a nasal oxygen cannula according to the present invention;

FIG. 2 is a front sectional view of a special nasal oxygen cannula disinfection device provided by the present invention;

FIG. 3 is a schematic view of a sterilization case structure;

FIG. 4 is a left side sectional view of the disinfection housing;

FIG. 5 is an enlarged view of a portion D of FIG. 3;

FIG. 6 is an enlarged view of a portion A of FIG. 5;

FIG. 7 is a partial enlarged view of portion B of FIG. 5;

fig. 8 is a partially enlarged view of a portion C in fig. 5.

Wherein, 1, a disinfection main body, 2, a press type volatilization-proof high-efficiency disinfection component, 3, a nasal secretion rotary type collection and cleaning mechanism, 4, a multi-buckle type nasal tube positioning mechanism, 5, an oxygen connector, 6, a main tube, 7, a three-head connector, 8, an oxygen distribution tube, 9, a sliding buckle ring, 10, a nasal catheter, 11, an inserted nasal tube cavity disinfection component, 12, a feedback type overflow type infiltration component, 13, a single-circulation volatilization-proof flowing component, 14, a disinfection shell, 15, a disinfection cavity, 16, a squeezing cavity, 17, disinfection alcohol, 18, a bearing I, 19, a pressing tube I, 20, a bearing II, 21, a piston I, 22, a spring I, 23, a separation tube, 24, disinfection cotton I, 25, disinfection cotton II, 26, a one-way valve I, 27, a one-way valve II, 28, a flowing hole I, 29, a flowing hole II, 30, a surrounding type double-layer friction collection component, 31, a contact type expansion component, 32. the device comprises a connecting piece 33, a first bevel gear 34, a second bevel gear 35, a connecting rod 36, a third bearing 37, a friction rod 38, a first expansion pipe 39, a second expansion pipe 40, a second two-way memory alloy spring 41, a heating ring 42, a rotating shaft 43, a fixing belt 44, a first buckle 45, a fastener 46 and a cover.

The accompanying drawings, which 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 principles of the invention and not to limit the invention.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments; all other embodiments, which can be obtained by a person skilled in the art without making any creative effort based on the embodiments in the present invention, belong to the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on orientations or positional relationships shown in the drawings, merely for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, are not to be construed as limiting the present invention.

As shown in fig. 1-8, the present invention provides a special disinfection device for nasal oxygen cannula, which comprises a disinfection main body 1, a pressing type anti-volatilization high-efficiency disinfection component 2, a nasal secretion rotary collecting and cleaning mechanism 3 and a multi-buckle type nasal cannula positioning mechanism 4, wherein the pressing type anti-volatilization high-efficiency disinfection component 2 is arranged on the disinfection main body 1, the nasal secretion rotary collecting and cleaning mechanism 3 is arranged in the pressing type anti-volatilization high-efficiency disinfection component 2, and the multi-buckle type nasal cannula positioning mechanism 4 is arranged in the disinfection main body 1.

The disinfection main part 1 includes oxygen joint 5, is responsible for 6, three connects 7, divide oxygen pipe 8, slip buckle 9 and nasal catheter 10, is responsible for 6 and locates on the disinfection main part 1, and oxygen joint 5 link up and locates the one end of being responsible for 6, and the one end of three connecting 7 link up and locates the one end of being responsible for 6, and the one end of dividing oxygen pipe 8 link up and locates the other end that three connect 7, and slip buckle 9 slides and locates on dividing oxygen pipe 8, and nasal catheter 10 can be dismantled and locate on dividing oxygen pipe 8.

The nasal secretion rotary collecting and cleaning mechanism 3 comprises a surrounding type double-layer friction collecting component 30 and a contact type expansion component 31, wherein the surrounding type double-layer friction collecting component 30 is arranged in the disinfection shell 14, and the contact type expansion component 31 is arranged on the inner side wall of the disinfection cavity 15 and the outer side wall of the extrusion cavity 16.

The surrounding double-layer friction collecting assembly 30 comprises a connecting piece 32, a first bevel gear 33, a second bevel gear 34, a connecting rod 35, a third bearing 36 and a friction rod 37, the lower end of the disinfection chamber 15 is arranged at one end of the connecting piece 32, the other end of the connecting piece 32 is arranged at the first bevel gear 33, the third bearing 36 is arranged on the inner side wall of the disinfection shell 14, the third bearing 36 is arranged at one end of the connecting rod 35, the other end of the connecting rod 35 is arranged at one end of the friction rod 37, the second bevel gear 34 is sleeved on the connecting rod 35, and the first bevel gear 33 and the second bevel gear 34 are connected in a rotating mode.

The contact type expansion assembly 31 comprises a first expansion pipe 38, a second expansion pipe 39 and a second two-way memory alloy spring 40, the first expansion pipe 38 is arranged on the inner side wall of the disinfection cavity 15, the second two-way memory alloy spring 40 is arranged at one end of the inside of the first expansion pipe 38, one end of the second expansion pipe 39 is arranged at the other end of the second two-way memory alloy spring 40, the other end of the second expansion pipe 39 is arranged in the first disinfection cotton 24, and a heating ring 41 is arranged on the outer side of the disinfection cavity 15.

Many knot formula nasal cannula positioning mechanism 4 includes axis of rotation 42, fixing belt 43, buckle 44, fastener 45 and lid 46, and the upper end of disinfection shell 14 is located to axis of rotation 42, and on the axis of rotation 42 was located to the one end of fixing belt 43, the other end of fixing belt 43 was located to fastener 45, and the lateral wall upper end of disinfection shell 14 is located to buckle 44, and lid 46 can be dismantled and locate on disinfection shell 14.

The press type volatilization-proof high-efficiency disinfection component 2 comprises an insertion type nasal cavity disinfection component 11, a feedback type overflow soaking component 12 and a single-cycle volatilization-proof flowing component 13, wherein the insertion type nasal cavity disinfection component 11 is arranged on the main pipe 6, the feedback type overflow soaking component 12 is arranged in the insertion type nasal cavity disinfection component 11, and the single-cycle volatilization-proof flowing component 13 is arranged in the feedback type overflow soaking component 12.

Bayonet nasal cavity chamber disinfection subassembly 11 is including disinfecting shell 14, disinfection chamber 15, extrusion chamber 16, disinfection alcohol 17 and bearing 18, and on the person in charge 6 was located to disinfection shell 14, the inner wall upper end of disinfection shell 14 was located to bearing 18, and the lower extreme of bearing 18 is located to the upper end of disinfection chamber 15, and the inside bottom of disinfection chamber 15 is located to extrusion chamber 16, and disinfection alcohol 17 is located in extrusion chamber 16.

The feedback type overflow infiltration assembly 12 comprises a first pressing pipe 19, a second bearing 20, a first piston 21, a first spring 22 and a separation pipe 23, wherein the separation pipe 23 is arranged at the upper end inside the extrusion cavity 16 in a penetrating manner, the first piston 21 is arranged on the inner wall of the separation pipe 23 in a sliding manner, one end of the first spring 22 is arranged at the lower end of the first piston 21, the other end of the first spring 22 is arranged at the bottom end inside the extrusion cavity 16, the first pressing pipe 19 is arranged at the upper end of the first piston 21, and the second bearing 20 is arranged at the upper end of the first pressing pipe 19.

The single circulation prevents that the subassembly 13 that volatilizees includes aseptic cotton one 24, aseptic cotton two 25, check valve one 26, check valve two 27, flow hole one 28 and flow hole two 29, the inner wall lower extreme of aseptic chamber 15 is located to aseptic cotton one 24 one end, aseptic cotton one 24's the other end is located on the inside wall of aseptic chamber 15, the inner wall lower extreme of aseptic chamber 15 is located to aseptic cotton two 25's one end, the other end of aseptic cotton two 25 is located on the lateral wall of extrusion chamber 16, the lateral wall upper end of extrusion chamber 16 is located to flow hole one 28, the lateral wall upper end of extrusion chamber 16 is located to check valve one 26, the lateral wall lower extreme of extrusion chamber 16 is located to flow hole two 29, the inside wall lower extreme of extrusion chamber 16 is located to check valve two 27.

When the nasal catheter 10 is used in a specific mode, when a patient needs to go to a toilet or perform examination, oxygen inhalation is stopped temporarily, the nasal catheter 10 can be placed in the disinfection cavity 15, the cover 46 is detached, the output end of the nasal catheter 10 is inserted into the disinfection cavity 15, the fastener 45 is buckled on the buckle I44, the pressing pipe I19 moves downwards to drive the piston I21 to move downwards, the piston I21 moves downwards to drive the spring I22 to compress, the disinfection alcohol 17 in the extrusion cavity 16 enters the space between the extrusion cavity 16 and the disinfection cavity 15 through the flow hole I28, the disinfection cotton I24 and the disinfection cotton II 25 are soaked, the heating ring 41 starts to heat, the two-way memory alloy spring II 40 extends under the heating state to drive the expansion pipe II 39 to move, the expansion pipe II 39 moves to cause the volume expansion of the disinfection cotton I24 until the disinfection cotton I24 is attached to the outer wall of the nasal catheter 10, and the disinfection cotton II 25 is attached to the inner wall of the nasal catheter 10, so that the nasal catheter 10 is disinfected integrally, the friction rod 37 is rotated, the friction rod 37 rotates to drive the connecting rod 35 to rotate, the connecting rod 35 rotates to drive the bevel gear II 34 to rotate, the bevel gear II 34 rotates to drive the bevel gear I33 to rotate, the bevel gear I33 rotates to drive the connecting piece 32 to rotate, the connecting piece 32 rotates to drive the disinfection cavity 15 to rotate, the inner wall and the outer wall of the nasal catheter 10 are rotationally scrubbed to remove secretions in the nasal cavity, when the nasal catheter 10 needs to be taken out, the piston I21 is reset under the action of the spring I22, the two-way memory alloy spring II 40 is reset at normal temperature, disinfection alcohol 17 is sucked into the extrusion cavity 16 through the flow hole II 29 to prevent volatilization of the disinfection alcohol 17, the whole working process is completed, and the steps are repeated when the nasal catheter is used next time.

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.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

The present invention and its embodiments have been described above, and the description is not intended to be limiting, and the drawings are only one embodiment of the present invention, and the actual structure is not limited thereto. In summary, those skilled in the art should appreciate that they can readily use the disclosed conception and specific embodiments as a basis for designing or modifying other structures for carrying out the same purposes of the present invention without departing from the spirit and scope of the invention as defined by the appended claims.

Claims

1. The special disinfection equipment for the nasal oxygen cannula is characterized in that: the nasal cavity secretion rotary type collecting and cleaning device comprises a disinfection main body (1), a pressing type volatilization-proof high-efficiency disinfection component (2), a nasal cavity secretion rotary type collecting and cleaning mechanism (3) and a multi-buckle type nasal tube positioning mechanism (4), wherein the pressing type volatilization-proof high-efficiency disinfection component (2) is arranged on the disinfection main body (1), the nasal cavity secretion rotary type collecting and cleaning mechanism (3) is arranged in the pressing type volatilization-proof high-efficiency disinfection component (2), and the multi-buckle type nasal tube positioning mechanism (4) is arranged in the disinfection main body (1); the disinfection main body (1) comprises an oxygen connector (5), a main pipe (6), a three-head connector (7), an oxygen distribution pipe (8), a sliding retaining ring (9) and a nasal catheter (10), the main pipe (6) is arranged on the disinfection main body (1), the oxygen connector (5) is arranged at one end of the main pipe (6) in a penetrating manner, one end of the three-head connector (7) is arranged at one end of the main pipe (6) in a penetrating manner, one end of the oxygen distribution pipe (8) is arranged at the other end of the three-head connector (7) in a penetrating manner, the sliding retaining ring (9) is arranged on the oxygen distribution pipe (8) in a sliding manner, and the nasal catheter (10) is detachably arranged on the oxygen distribution pipe (8); the push type volatilization-preventing efficient disinfection assembly (2) comprises an insertion type nasal cavity disinfection assembly (11), a feedback type overflow-type infiltration assembly (12) and a single-cycle volatilization-preventing flowing assembly (13), wherein the insertion type nasal cavity disinfection assembly (11) is arranged on the main pipe (6), the feedback type overflow-type infiltration assembly (12) is arranged in the insertion type nasal cavity disinfection assembly (11), and the single-cycle volatilization-preventing flowing assembly (13) is arranged in the feedback type overflow-type infiltration assembly (12); the plug-in nasal cavity disinfection assembly (11) comprises a disinfection shell (14), a disinfection cavity (15), an extrusion cavity (16), disinfection alcohol (17) and a first bearing (18), wherein the disinfection shell (14) is arranged on the main pipe (6), the first bearing (18) is arranged at the upper end of the inner wall of the disinfection shell (14), the upper end of the disinfection cavity (15) is arranged at the lower end of the first bearing (18), the extrusion cavity (16) is arranged at the inner bottom end of the disinfection cavity (15), and the disinfection alcohol (17) is arranged in the extrusion cavity (16); the feedback type overflow type infiltration assembly (12) comprises a first pressing pipe (19), a second bearing (20), a first piston (21), a first spring (22) and a separation pipe (23), wherein the separation pipe (23) is arranged at the upper end inside the extrusion cavity (16) in a penetrating manner, the first piston (21) is arranged on the inner wall of the separation pipe (23) in a sliding manner, one end of the first spring (22) is arranged at the lower end of the first piston (21), the other end of the first spring (22) is arranged at the bottom end inside the extrusion cavity (16), the first pressing pipe (19) is arranged at the upper end of the first piston (21), and the second bearing (20) is arranged at the upper end of the first pressing pipe (19); the single-circulation volatilization-proof flowing component (13) comprises a first sterilized cotton (24), a second sterilized cotton (25), a first one-way valve (26), a second one-way valve (27), a first flowing hole (28) and a second flowing hole (29), one end of the first sterilized cotton (24) is arranged at the lower end of the inner wall of the sterilizing cavity (15), the other end of the first sterilized cotton (24) is arranged on the inner side wall of the sterilizing cavity (15), one end of the second sterilized cotton (25) is arranged at the lower end of the inner wall of the sterilizing cavity (15), the other end of the second sterilized cotton (25) is arranged on the outer side wall of the extrusion cavity (16), the first flow hole (28) is arranged at the upper end of the side wall of the extrusion cavity (16), the first one-way valve (26) is arranged at the upper end of the outer side wall of the extrusion cavity (16), the second flow hole (29) is formed in the lower end of the side wall of the extrusion cavity (16), and the second check valve (27) is formed in the lower end of the inner side wall of the extrusion cavity (16).

2. The special nasal oxygen tube disinfection device as claimed in claim 1, wherein: clean mechanism (3) are collected to nasal cavity secretion rotation type is including surrounding type double-deck friction collection subassembly (30) and contact type expansion assembly (31), it locates in disinfection shell (14) to surround type double-deck friction collection subassembly (30), contact type expansion assembly (31) are located on the inside wall of disinfection chamber (15) and on the lateral wall in extrusion chamber (16).

3. The special disinfection device for the nasal oxygen cannula as claimed in claim 2, wherein: the surrounding type double-layer friction collecting assembly (30) comprises a connecting piece (32), a first bevel gear (33), a second bevel gear (34), a connecting rod (35), a third bearing (36) and a friction rod (37), the lower end of the disinfection cavity (15) is arranged at one end of the connecting piece (32), the other end of the connecting piece (32) is arranged at the first bevel gear (33), the third bearing (36) is arranged on the inner side wall of the disinfection shell (14), one end of the connecting rod (35) is arranged on the third bearing (36), the other end of the connecting rod (35) is arranged at one end of the friction rod (37), the second bevel gear (34) is sleeved on the connecting rod (35), and the first bevel gear (33) and the second bevel gear (34) are connected in a meshing rotation mode.

4. The special nasal oxygen tube disinfection device of claim 3, wherein: contact type expansion assembly (31) are including expansion pipe one (38), expansion pipe two (39) and two journey memory alloy spring (40), the inside one end of expansion pipe one (38) is located in expansion pipe one (38), the inside one end of expansion pipe one (38) is located in two journey memory alloy spring (40), the other end of two journey memory alloy spring (40) is located to the one end of expansion pipe two (39), the other end of expansion pipe two (39) is located in aseptic cotton one (24), the outside of aseptic chamber (15) is equipped with heating ring (41).

5. The special nasal oxygen tube disinfection device as claimed in claim 4, wherein: many knot formula nasal cannula positioning mechanism (4) are including axis of rotation (42), fixed belt (43), buckle (44), fastener (45) and lid (46), the upper end of disinfection shell (14) is located in axis of rotation (42), on axis of rotation (42) is located to the one end of fixed belt (43), the other end of fixed belt (43) is located in fastener (45), the lateral wall upper end of disinfection shell (14) is located in buckle (44), lid (46) can be dismantled and locate on disinfection shell (14).