CN215083869U - Medical oxygen humidification bottle capable of being installed quickly - Google Patents

Abstract

The utility model discloses a medical oxygen humidification bottle capable of being rapidly installed, which belongs to the field of oxygen humidification bottles and comprises a bottle body, a bottle cover and an air guide pipe, wherein the bottle cover is provided with an air inlet, an air outlet, an air inlet adjusting component and a flowmeter, the center in the bottle cover is provided with an air inlet pipe communicated with the air inlet, the air guide pipe is fixedly connected with a center positioning piece, the inner wall of the bottle body is provided with an inner annular edge, the air guide pipe is inserted into the bottle body, the center positioning piece is pressed on the inner annular edge in a touching way, the air guide pipe is provided with a clamping groove, an elastically telescopic limiting component is arranged in the bottle cover, the front end of the limiting component is inserted into the air inlet pipe, when the bottle body is connected with the bottle cover, the bottle body drives the air guide pipe to be inserted into the air inlet pipe, the air guide pipe extrudes the limiting component to enable the limiting component to shrink and fall into the clamping groove to limit the air guide pipe to be separated from the air inlet pipe, the air guide pipe and the bottle body can be synchronously installed on the bottle cover, and the bottle body is more convenient and convenient to install, the bottle body is provided with a one-way valve water filling port for filling water.

Description

Medical oxygen humidification bottle capable of being installed quickly

Technical Field

The utility model relates to an oxygen humidifying bottle field especially relates to medical oxygen humidifying bottle that can install fast.

Background

Oxygen inhalation is one of rescue or treatment means commonly used in hospitals, medical oxygen is extremely dry, if a patient directly inhales the oxygen, the respiratory tract is dry and uncomfortable, so that oxygen humidification becomes an indispensable link in the oxygen therapy process, and an oxygen humidification bottle also becomes indispensable medical equipment in oxygen therapy equipment.

In the prior art, a widely applied oxygen humidification method adopts a mode of humidifying oxygen entering water, namely, oxygen is blown into the water of a humidification bottle and mixed with the water to achieve a humidification effect, for example, a medical oxygen humidification bottle with an authorization notice number of CN205964656U comprises a bottle body, a bottle cap, a humidification rod, an air inlet, an air outlet, an air inlet adjusting knob, a valve body and a flowmeter, wherein the valve body is provided with an air inlet channel, an air outlet channel, an air channel at the upper end and an air channel at the lower end of the valve body and an adjusting valve rod; the bottle is provided with level gauge and electron barometer, inlet channel is provided with the solenoid valve, still includes alarm device, alarm device is connected with level gauge, electron barometer, solenoid valve electricity, and alarm device installs on bottle or bottle lid. But this kind of medical oxygen humidifying bottle need be fixed with humidifying pole and bottle lid earlier when installing the bottle lid on, and humidifying pole and bottle lid generally are threaded connection or tight-fitting connection, insert the humidifying pole earlier in the bottle lid with the bottle lid be connected, install the bottle again and go, need multistep to accomplish the installation to when having no water in medical oxygen humidifying bottle, need dismantle the bottled water with the bottle and install repetitious again, it is comparatively loaded down with trivial details.

Disclosure of Invention

The utility model aims to solve the technical problem of providing a medical oxygen humidification bottle with an air duct and a bottle body which can be synchronously installed.

The technical scheme of the utility model is that: a medical oxygen humidification bottle capable of being installed quickly comprises a bottle body, a bottle cover and an air guide tube, wherein the bottle cover is provided with an air inlet, an air outlet, an air inlet adjusting assembly and a flowmeter, an air inlet tube communicated with the air inlet is arranged at the center in the bottle cover, the medical oxygen humidification bottle is characterized in that a central positioning piece used for positioning the air guide tube is fixedly connected to the air guide tube, an inner annular edge is arranged on the inner wall of the bottle body, the air outlet end of the air guide tube is inserted into the bottle body, the central positioning piece is pressed on the inner annular edge in a touching mode, the central positioning piece abuts against the inner wall of the bottle body, a clamping groove is formed in the air guide tube, an elastically telescopic limiting assembly is arranged in the bottle cover, the front end of the limiting assembly is inserted into the air inlet tube, when the bottle body is connected with the bottle cover, the air guide tube drives the air guide tube to be inserted into the air inlet tube in the bottle cover, the limiting assembly is extruded by the air guide tube to enable the limiting assembly to contract and fall into the clamping groove to limit the air guide tube to be separated from the air inlet tube,

the bottle body is provided with a one-way valve water filling port for filling water.

The center setting element includes the fixed in-connection circle that cup joints with the air duct outer wall, with the three above outer location circular arc of bottle inner wall laminating to and connect in-connection circle and every the splice bar of outer location circular arc, the splice bar has elasticity, the lower extreme of outer location circular arc touches and presses on interior border.

The limiting assembly comprises a clamping portion and a spring arranged between the clamping portion and the side wall of the bottle cap, a hole is formed in the side wall of the air inlet pipe, the spring extrudes the clamping portion into the air inlet pipe along the hole, and the front end of the clamping portion penetrates through the hole to be inserted into the air inlet pipe.

The front end of the clamping part is a sphere or a hemisphere.

The front end of the clamping part is provided with a first guide surface, and the first guide surface is an arc surface.

The hole is a slotted hole with at least two steps and comprises a first step hole and a second step hole, the second step hole is communicated with the first step hole and the air inlet pipe, and the size of the second step hole is smaller than the maximum size of the clamping portion.

The limiting assemblies are three and are arranged in an annular array along the central line of the air inlet pipe, and the air guide pipe is correspondingly provided with three clamping grooves arranged at intervals.

And a second guide surface is arranged at the end part of the air inlet end of the air guide pipe.

The second guide surface is an arc surface or an inclined surface.

The lower cell wall in screens groove is the third spigot surface, and the tank bottom in screens groove and the lateral wall of air duct are connected to the third spigot surface.

Compared with the prior art, the utility model has the advantages that the air duct is fixedly connected with a central positioning piece for positioning the air duct, the inner wall of the bottle body is provided with an inner ring edge, the air outlet end of the air duct is inserted into the bottle body, the central positioning piece is contacted and pressed on the inner ring edge, and the central positioning piece is pressed against the inner wall of the bottle body, the air duct is provided with a clamping groove, an elastically telescopic limiting component is arranged in the bottle cover, the front end of the limiting component is inserted into the air inlet pipe, when the bottle body is connected with the bottle cover, the bottle body drives the air duct to be inserted into the air inlet pipe in the bottle cover, the air duct extrudes the limiting component to enable the limiting component to shrink and fall into the clamping groove to limit the air duct to be separated from the air inlet pipe, the air duct is only required to be put into the bottle body, when the bottle body is connected with the bottle cover, the air duct can be simultaneously inserted into the air inlet pipe in the bottle cover, and the air duct and the bottle body are synchronously installed on the bottle cover, the air guide tube is not required to be installed on the bottle cap firstly, and then the bottle body is installed, so that the installation is quicker and more convenient;

be equipped with on the bottle and be used for watered check valve water filling port, when need adding water in the bottle, can inwards add water through the check valve water filling port, need not pull down the bottle from the bottle lid and add water, avoid the problem of repeated installation.

Drawings

The present invention will be described in further detail below with reference to the drawings and preferred embodiments, but those skilled in the art will appreciate that the drawings are only drawn for the purpose of illustrating the background art and explaining the preferred embodiments, and therefore should not be taken as limiting the scope of the present invention. Furthermore, unless specifically stated otherwise, the drawings are merely schematic representations based on conceptual representations of elements or structures depicted and may contain exaggerated displays and are not necessarily drawn to scale.

Fig. 1 is an overall schematic view of an oxygen humidification bottle.

Fig. 2 is a cross-sectional view of the flare when fully sealed.

Fig. 3 is a cross-sectional view of the flare when vented.

Fig. 4 is a sectional view of the oxygen humidification bottle.

Fig. 5 is a partially enlarged view of a portion a of fig. 4.

Fig. 6 is a structural view of the bottle cap.

FIG. 7 is a schematic view of the airway tube placed in the bottle.

Fig. 8 is a schematic view of the airway tube placed in the bottle.

FIG. 9 is a schematic view of the airway tube.

Fig. 10 is a schematic view of a structure of a water filling port of the check valve.

In the figure: 1. a bottle body; 2. a bottle cap; 3. an air inlet; 4. an air outlet; 5. an intake air regulating assembly; 6. a flow meter; 7. a plug body; 8. a water filling port of the one-way valve; 9. a graduated tube; 10. a float; 11. a gas channel; 12. an air intake passage; 13. adjusting a knob; 14. a valve stem; 15. a valve cavity; 16. a bell mouth; 17. an air inlet pipe; 18. a bubble generator; 19. an air duct; 20. a central positioning member; 21. an inner annular edge; 22. a tip portion; 23. a limiting component; 24. a hole; 25. a through hole; 26. a spring; 27. a spring mounting groove; 28. a clamping part; 29. a first guide surface; 30. a third guide surface; 31. a clamping groove; 32. a second guide surface; 33. positioning the arc outwards; 34. connecting ribs; 35. an inner connecting ring; 36. a valve body; 37. an upper fixing portion; 38. a lower fixing portion; 39. an airtight flap; 40. an elastic airtight sleeve; 41. a water injection hole; 42. and (7) water injection seams.

Detailed Description

Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings. Those skilled in the art will appreciate that the description is illustrative only, and is not to be construed as limiting the scope of the invention.

It should be noted that: like reference numerals refer to like items in the following figures, and thus, once an item is defined in one figure, it may not be further defined and explained in subsequent figures.

In the description of the present invention, it should be noted that the terms "inside" and "outside" are used for indicating the position or positional relationship based on the position or positional relationship shown in the drawings, or the position or positional relationship that the utility model is usually placed when using, and are only for convenience of describing the present invention and simplifying the description, but not for indicating or implying that the device or element to be referred must have a specific position, be constructed and operated in a specific position, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like are used merely to distinguish one description from another, and are not to be construed as indicating or implying relative importance.

Fig. 1-10 show, medical oxygen humidification bottle, including bottle 1, bottle lid 2 and air duct 19, threaded connection between bottle 1 and the bottle lid 2, be equipped with air inlet 3, gas outlet 4 on the bottle lid 2, admit air adjusting part 5 and flowmeter 6, center department in the bottle lid 2 is equipped with the intake pipe 17 with 3 intercommunications of air inlet, the utility model discloses what mainly explain is that the connected mode of bottle 1, air duct 19 and bottle lid 2 sets up on bottle 1 in addition and is used for watered check valve water filling port 8, and all the other parts are the same with current medical oxygen humidification bottle.

Specifically, as shown in fig. 2 and 3, an air inlet passage 12 and a valve cavity 15 are arranged on the bottle cap 2, the air inlet 3 is connected to the air inlet passage 12, a horn mouth 16 is arranged between the air inlet passage 12 and the valve cavity 15, the valve cavity 15 is connected in the large caliber direction of the horn mouth 16, the air inlet passage 12 is connected in the small caliber direction of the horn mouth 16, the air inlet adjusting component 5 is movably arranged in the valve cavity 15, the local air inlet adjusting component 5 is located in the horn mouth 16, and the air inlet flow of the oxygen in the air inlet passage 12 controlled by the movable air inlet adjusting component 5 entering the valve cavity 15 from the horn mouth 16 is adjusted.

The air inlet adjusting assembly 5 comprises a valve rod 14 and an adjusting knob 13 connected to the valve rod 14, the adjusting knob 13 is located on the outer side of the bottle cap 2, the valve rod 14 is movably arranged in a valve cavity 15, a local valve rod 14 is located in a bell mouth 16, the adjusting knob is preferable, a threaded connecting portion is arranged on the cavity wall of the valve cavity 15, the valve rod 14 is provided with a threaded connecting portion and two threaded connecting portions in threaded connection, when the adjusting knob 13 is rotated, the valve rod 14 reciprocates in the valve cavity 15 through the threaded connecting portion, the diameter of the valve rod 14 is the same as that of the valve cavity 15, the adjusting knob is preferable, and the valve rod 14 moves along the radial direction of the bottle cap 2.

Preferably, the front end of the valve rod 14 is provided with a tip part 22, the shape of the tip part 22 matches with the bell mouth 16, when the adjusting knob 13 is rotated to move the valve rod 14 into the bell mouth 16, the gap between the tip part 22 of the valve rod 14 and the bell mouth 16 becomes smaller gradually, and the intake flow of oxygen in the intake passage 12 from the bell mouth 16 into the valve cavity 15 becomes smaller; when the tip part 22 of the valve rod 14 moves to the limit position towards the bell mouth 16, the tip part 22 of the valve rod 14 can completely close the bell mouth 16, and oxygen in the air inlet channel 12 cannot enter the valve cavity 15 from the bell mouth 16; when the adjusting knob 13 is turned to move the valve rod 14 to the outside of the bottle cap 2, the gap between the tip part 22 of the valve rod 14 and the bell mouth 16 gradually becomes larger, and the flow rate of the oxygen in the air inlet passage 12 entering the valve cavity 15 from the bell mouth 16 becomes larger.

As shown in fig. 6, the bottle cap 2 has a depth and has a downward opening, the air inlet pipe 17 is axially arranged in the bottle cap 2, the air inlet pipe 17 is integrally connected with the upper bottom of the bottle cap 2, the air inlet pipe 17 is connected with the valve cavity 15 through the air passage 11, and oxygen in the air inlet passage 12 enters the air inlet pipe 17 through the valve cavity 15.

As shown in fig. 2 and 3, the flow meter 6 is disposed above the bottle cap 2 along the axial direction of the bottle cap 2, the flow meter 6 is connected to the top surface of the bottle cap 2, a graduated tube 9 is disposed in the flow meter 6, the graduated tube 9 is connected to the valve cavity 15 through a gas passage 11, a float 10 is disposed in the graduated tube 9, oxygen in the gas passage 12 can enter the graduated tube 9 through the valve cavity 15, oxygen can enter the graduated tube 9 to generate a gas pressure difference, the gas pressure pushes the float 10 to float upwards, the oxygen in the gas passage 12 enters the valve cavity 15 at different gas inlet flows, the gas pressure difference generated in the graduated tube 9 is different, the float 10 floats at different heights, the flow meter 6 is made of a transparent material, and a user can know the gas inlet flow rate of oxygen in the gas passage 12 entering the valve cavity 15 by observing the floating height of the float 10 in the graduated tube 9, or the air pressure in the bottle body 1, and the air inflow is adjusted by the air inflow adjusting assembly 5 according to the air pressure in the bottle.

When it is desired to mount the air duct 19 and the bottle body 1 on the bottle cap 2.

Fig. 7-9 show that, put the air duct 19 into bottle 1 earlier, fixed connection is used for fixing a position the central location spare 20 of air duct 19 on the air duct 19, be equipped with interior annular rim 21 on the inner wall of bottle 1, it is preferred, interior annular rim 21 establishes on the bottle neck, when the end of giving vent to anger of air duct 19 inserts in bottle 1, central location spare 20 touch and press on interior annular rim 21 to central location spare 20 supports on the inner wall of bottle 1, it is preferred, the inlet end of air duct 19 exposes from the bottle neck of bottle 1, central location spare 20 fixes a position air duct 19 on the central line of bottle 1, when making bottle 1 be connected with bottle lid 2, the inlet end of air duct 19 just faces the intake pipe 17 of bottle lid 2 interior central department.

As shown in fig. 9, the central positioning member 20 includes an inner connecting ring 35 fixedly sleeved on the outer wall of the air duct 19, three or more outer positioning arcs 33 attached to the inner wall of the bottle body 1, and a connecting rib 34 connecting the inner connecting ring 35 and each of the outer positioning arcs 33, wherein the connecting rib 34 has elasticity, and the lower end of the outer positioning arc 33 is pressed on the inner annular edge 21.

Preferably, the lower end surface of the outer positioning circular arc 33 is a rough surface, the top surface of the inner annular edge 21 is a rough surface, the lower end of the outer positioning circular arc 33 is pressed against the inner annular edge 21, and when the bottle body 1 rotates, the air duct 19 also rotates along with the bottle body 1 due to the friction between the outer positioning circular arc 33 and the inner annular edge 21.

When bottle 1 and 2 threaded connection of bottle lid, in bottle 1 drives air duct 19 and inserts the intake pipe 17 in the bottle lid 2, air duct 19 and bottle 1 synchronous mounting are on bottle lid 2, need not install air duct 19 on bottle lid 2 earlier, install bottle 1 again and go, install more swiftly convenient.

Be equipped with screens groove 31 on the air duct 19, be equipped with the spacing subassembly 23 that can elastically stretch out and draw back in the bottle lid 2, it is preferred, spacing subassembly 23 is flexible along the radial elasticity of bottle lid 2, the front end of spacing subassembly 23 inserts in the intake pipe 17, and when bottle 1 drove the air duct 19 and inserts in the intake pipe 17 of bottle lid 2, the spacing subassembly 23 of air duct 19 extrusion makes spacing subassembly 23 shrink and fall into during restriction air duct 19 breaks away from intake pipe 17 in screens groove 31.

The limiting assembly 23 comprises a clamping portion 28 and a spring 26 arranged between the clamping portion 28 and the side wall of the bottle cap 2, a hole 24 is formed in the side wall of the air inlet pipe 17, the spring 26 extrudes the clamping portion 28 into the air inlet pipe 17 along the hole 24, and the front end of the clamping portion 28 penetrates through the hole 24 and is inserted into the air inlet pipe 17.

As shown in fig. 4 and 5, the hole 24 is a slot with at least two steps, and includes a first step hole and a second step hole, the second step hole communicates with the first step hole and the air inlet pipe 17, the size of the second step hole is smaller than the maximum size of the detent 28, the spring 26 presses the detent 28 against the second step hole, and the front end of the detent 28 passes through the second step hole and is inserted into the air inlet pipe 17.

Preferably, the front end of the retaining portion 28 is a sphere or a hemisphere, the front end of the retaining portion 28 is provided with a first guide surface 29, the first guide surface 29 is an arc surface, and when the air duct 19 is inserted into the air inlet pipe 17 and presses the retaining portion 28, the air inlet end of the air duct 19 presses the first guide surface 29 at the front end of the retaining portion 28, so that the retaining portion 28 can be retracted into the hole 24.

Preferably, the end of the air inlet end of the air duct 19 is provided with a second guiding surface 32, the second guiding surface 32 is an arc surface or an inclined surface, when the air duct 19 is inserted into the air inlet pipe 17 and presses the retaining portion 28, the second guiding surface 32 presses the first guiding surface 29 at the front end of the retaining portion 28, and the second guiding surface 32 at the end of the air inlet end of the air duct 19 cooperates with the air duct 19 to press the retaining portion 28 into the hole 24.

Spacing subassembly 23 can be a plurality of, and the restriction air duct 19 that a plurality of spacing subassemblies 23 can be better breaks away from intake pipe 17, and is preferred, spacing subassembly 23 is three, and three spacing subassembly 23 is along the central line annular array of intake pipe 17, the last correspondence of air duct 19 is equipped with the screens groove 31 of three interval settings.

In order to facilitate the installation of the limiting component 23 on the bottle cap 2, a through hole 25 is formed on the side wall of the bottle cap 2, the through hole 25 is arranged opposite to the hole 24 on the side wall of the air inlet pipe 17, the opening of the through hole 25 is in threaded connection with the plug body 7, the rear end of the catching portion 28 is provided with a spring mounting groove 27, one end of the spring 26 is disposed in the through hole 25, the other end of the spring 26 is plugged in the spring mounting groove 27, the spring 26 is pressed between the clamping part 28 and the plug body 7, the clamping part 28 is pressed in the hole 24 on the air inlet pipe 17 by the spring 26, when the limiting component 23 needs to be installed, the clamping part 28 is firstly plugged in the hole 24 on the air inlet pipe 17, and then the spring 26 is plugged into the bottle cap 2 from the opening of the through hole 25 until one end of the spring 26 is plugged into the spring mounting groove 27, the other end of the spring 26 is completely pressed into the through hole 25, and the opening of the through hole 25 is plugged by the plug body 7, so that the mounting is completed.

The installation principle is as follows: the air outlet end of the air duct 19 is inserted into the bottle body 1, the central positioning piece 20 on the air duct 19 is pressed on the inner ring edge 21 of the bottle body 1, the central positioning piece 20 abuts against the inner wall of the bottle body 1 to limit the air duct 19 to move horizontally, and the air guide tube 19 is positioned at the center of the bottle body 1, when the bottle body 1 is screw-coupled with the bottle cap 2, the air duct 19 at the center of the bottle body 1 just faces the air inlet pipe 17 at the center of the bottle cap 2, when the mouth of the bottle body 1 is inserted into the bottle cap 2, the bottle body 1 drives the air duct 19 to be inserted into the air inlet pipe 17, during the process of inserting the air duct 19 into the air inlet pipe 17, the air inlet end of the air duct 19 presses the front end of the clamping portion 28, the clamping portion 28 is pressed into the hole 24, and the air duct continues to be inserted upwards, when the air duct 19 is inserted into the position-locking portion 28 and the position-locking groove 31 at the same level, the resilience of the spring 26 presses the position-locking portion 28 and causes the position-locking portion 28 to fall into the position-locking groove 31; if the retaining portion 28 and the retaining groove 31 are located on the same horizontal plane, and the retaining groove 31 does not face the retaining portion 28, at this time, the bottle body 1 is screwed down by rotating along the screw thread in the bottle cap 2, because there is friction between the outer positioning circular arc 33 and the inner annular edge 21, the bottle body 1 can drive the air duct 19 to rotate together by the central positioning member 20, the air duct 19 rotates to make the retaining groove 31 rotate to the position opposite to the retaining portion 28, the resilience of the spring 26 presses the retaining portion 28 and makes the retaining portion 28 fall into the retaining groove 31, the installation of the air duct 19 is completed, and after the retaining portion 28 falls into the retaining groove 31, the air duct 19 does not rotate along with the bottle body 1.

Because the connecting rib 34 of the central positioning member 20 has elasticity, after the air duct 19 is installed, the bottle body 1 can be screwed into the bottle cap 2 until the bottle body 1 is completely screwed, and the connecting rib 34 is elastically deformed.

The air duct 19 extends into the lower part of the bottle body 1, the air outlet end of the air duct 19 is connected with the bubble generator 18, and the bubble generator 18 is the existing bubble generator 18 on the market.

The external oxygen source of air inlet 3 of bottle lid 2, the oxygen source can be oxygen cylinder etc. 4 establish on the lateral wall of bottle lid 2, the inner chamber of 4 intercommunication bottle lids of air outlet, 4 external oxygen therapy pipes in air outlet, oxygen therapy pipe are used for giving the patient oxygen suppliment, and oxygen gets into inlet channel 12 from air inlet 3, gets into in 15 rethread intake pipe 17 of valve pocket from inlet channel 12, and in the liquid that lets in bottle 1 through air duct 19 from intake pipe 17, oxygen after the humidifying passes through the bottle neck and gets into 2 inner chambers of bottle lid, flows from 4 of air outlet again and is used for the patient to breathe.

When the air duct 19 and the bottle body 1 need to be detached from the bottle cap 2, the bottle body 1 is directly screwed down along the threads of the bottle cap 2, after the bottle body 1 is detached, because the lower groove wall of the clamping groove 31 is the third guide surface 30, the third guide surface 30 connects the groove bottom of the clamping groove 31 and the side wall of the air duct 19, preferably, the third guide surface 30 is an arc surface or an inclined surface, and because the air duct 19 is installed in the air inlet pipe 17, there is a section of insertion space above the air duct 19, a user can push the air duct 19 into the air inlet pipe 17 by hand, so that the clamping part 28 slides along the third guide surface 30 and slides onto the side wall of the air duct 19 from the clamping groove 31, the air duct 19 is rotated to make the clamping part 28 dislocate with the clamping groove 31, and then the air duct 19 is pulled outwards, and the air duct 19 can be detached from the air inlet pipe 17.

Fig. 4, fig. 10 show, be equipped with on the bottle 1 and be used for watered check valve water filling port 8, the check valve water filling port 8 is similar with the air cock structure of basketball, including valve body 36, the water filling hole 41 that runs through from top to bottom is equipped with on the valve body 36, the lower extreme of valve body 36 is airtight lamella 39, and is preferred, airtight lamella 39 is three lamella and constitutes, airtight lamella 39 center is water filling gap 42, and this water filling gap 42 connects water filling hole 41, and when not needing the water injection, because bottle internal gas pressure is greater than external atmospheric pressure, bottle internal gas pressure compresses tightly airtight lamella 39, when needs the water injection, passes water filling hole 41 and water filling gap 42 through the needle tubing and inserts in the bottle 1 to bottle 1 internal water injection need not follow bottle lid 2 with bottle 1 and tear down and add water, avoid the problem of repeated installation.

The valve body 36 is made of rubber, the valve body 36 is provided with an upper fixing portion and a lower fixing portion, the upper fixing portion and the lower fixing portion are integrally formed with the valve body 36, the valve body 36 and the fixing portions are elastically deformed under the action of external force, the lower fixing portion 38 is deformed by squeezing the lower fixing portion 38, the lower fixing portion 38 is pressed into the bottle body 1, and the upper fixing portion 37 and the lower fixing portion 38 are clamped on two sides of the wall of the bottle body 1 to fix the valve body 36 on the bottle body 1.

The outer surface of the airtight flap 39 is sleeved with a tubular elastic airtight sleeve 40, the elastic airtight sleeve 40 is made of rubber, the elastic airtight sleeve 40 is tightly sleeved on the three airtight flaps 39, pressure is uniformly applied to the airtight flaps 39 from the periphery to enable the airtight flaps 39 to be tightly sealed, and the cut gaps between the three airtight flaps 39 are sealed.

The medical oxygen humidification bottle capable of being installed quickly is introduced in detail, and the principle and the implementation mode of the medical oxygen humidification bottle are explained by applying specific examples in the text, and the explanation of the above embodiments is only used for helping understanding the utility model and the core idea. It should be noted that, for those skilled in the art, without departing from the principle of the present invention, the present invention can be further modified and modified, and such modifications and modifications also fall within the protection scope of the appended claims.

Claims (10)

1. A medical oxygen humidification bottle capable of being installed quickly comprises a bottle body, a bottle cover and an air guide tube, wherein the bottle cover is provided with an air inlet, an air outlet, an air inlet adjusting assembly and a flowmeter, an air inlet tube communicated with the air inlet is arranged at the center in the bottle cover, the medical oxygen humidification bottle is characterized in that a central positioning piece used for positioning the air guide tube is fixedly connected to the air guide tube, an inner annular edge is arranged on the inner wall of the bottle body, the air outlet end of the air guide tube is inserted into the bottle body, the central positioning piece is pressed on the inner annular edge in a touching mode, the central positioning piece abuts against the inner wall of the bottle body, a clamping groove is formed in the air guide tube, an elastically telescopic limiting assembly is arranged in the bottle cover, the front end of the limiting assembly is inserted into the air inlet tube, when the bottle body is connected with the bottle cover, the air guide tube drives the air guide tube to be inserted into the air inlet tube in the bottle cover, the limiting assembly is extruded by the air guide tube to enable the limiting assembly to contract and fall into the clamping groove to limit the air guide tube to be separated from the air inlet tube,

the bottle body is provided with a one-way valve water filling port for filling water.

2. The medical oxygen humidification bottle capable of being installed rapidly as claimed in claim 1, wherein the central positioning member comprises an inner connecting ring fixedly sleeved with the outer wall of the air duct, more than three outer positioning circular arcs attached to the inner wall of the bottle body, and connecting ribs connecting the inner connecting ring and each of the outer positioning circular arcs, wherein the connecting ribs have elasticity, and the lower ends of the outer positioning circular arcs are pressed on the inner ring edge.

3. The medical oxygen humidification bottle capable of being installed rapidly as claimed in claim 1, wherein the limiting component comprises a clamping portion and a spring arranged between the clamping portion and the side wall of the bottle cap, a hole is formed in the side wall of the air inlet pipe, the spring presses the clamping portion into the air inlet pipe along the hole, and the front end of the clamping portion penetrates through the hole and is inserted into the air inlet pipe.

4. The medical oxygen humidification bottle capable of being installed rapidly as claimed in claim 3, wherein the front end of the clamping portion is a sphere or a hemisphere.

5. The medical oxygen humidification bottle capable of being installed quickly as claimed in claim 3, wherein a first guide surface is arranged at the front end of the clamping portion, and the first guide surface is an arc surface.

6. The medical oxygen humidification bottle capable of being installed quickly as claimed in claim 3, wherein the hole is a slotted hole with at least two steps, and comprises a first step hole and a second step hole, the second step hole is communicated with the first step hole and the air inlet pipe, and the size of the second step hole is smaller than the maximum size of the clamping portion.

7. The medical oxygen humidification bottle capable of being installed rapidly as claimed in claim 1, wherein the number of the limiting assemblies is three, the three limiting assemblies are arranged in an annular array along a central line of the air inlet pipe, and the air guide pipe is correspondingly provided with three clamping grooves arranged at intervals.

8. The medical oxygen humidification bottle capable of being installed quickly as claimed in claim 1, wherein a second guide surface is arranged at the end of the air inlet end of the air guide tube.

9. The quickly mountable medical oxygen humidification bottle of claim 8, wherein the second guide surface is a curved surface or a sloped surface.

10. The medical oxygen humidification bottle capable of being quickly installed as claimed in claim 1, wherein the lower groove wall of the blocking groove is a third guide surface, and the third guide surface connects the groove bottom of the blocking groove and the side wall of the air duct.

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