CN213158750U - Filtering, humidifying and heating sounding valve applied to tracheotomy patient - Google Patents

Abstract

The utility model discloses a filtering, humidifying, heating and sounding valve applied to a tracheotomy patient, which comprises a shell, a one-way valve and a polymer film, wherein the one-way valve and the polymer film are arranged in the shell; the shell is provided with an air inlet and an air outlet, a one-way valve and a polymer film are sequentially arranged in the shell in the direction from the air inlet to the air outlet, the one-way valve is used for enabling air to flow from the air inlet to the air outlet in a one-way mode, the polymer film is provided with a plurality of through holes, and the polymer film is used for filtering, humidifying and heating the air flowing through the sounding valve; therefore, when the gas flows in the shell, the gas inevitably needs to pass through the polymer film, and the polymer film filters the gas at the moment, and the humidity and the temperature of the gas are improved, so that the cleanness, the humidity and the warmth of the gas entering the patient body are ensured, and the problem that the lung of the patient is easily damaged by the existing speech valve is really solved.

Description

Filtering, humidifying and heating sounding valve applied to tracheotomy patient

Technical Field

The utility model relates to the field of medical equipment, in particular to be applied to trachea and open patient's filtration humidification pronunciation valve of heating.

Background

The normal respiratory tract physiological function is destroyed after the trachea is cut, and as the lung is directly communicated with the atmosphere, the respiratory tract mucosa is dry, the sputum is not smoothly discharged, and bacteria are easily brought in to cause repeated lung infection; meanwhile, the exhalation and the inhalation are carried out by the tracheostomy cannula, and the gas cannot pass through the glottis to enable the patient to produce sound normally, so that great trauma is brought to the body and mind of the patient.

At present, a voice valve on the market benefits such patients, a sleeve opening is closed during expiration, gas flows out from an upper gas channel, the gas flow generates sound through glottis vibration, the patients can normally generate sound and communicate, but the problem of sound generation of the patients is only solved when the voice valve is used for discovering that the problem of sound generation of the patients is solved, and the damage caused by communication between the atmosphere and the lung of the patients needing to be worn for a long time is still not solved, so that a technical scheme capable of solving the problem is urgently needed.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a be applied to trachea and open patient's filtration humidification pronunciation valve that heats to solve current pronunciation valve and bring the problem of damage for patient's lung easily.

In order to solve the technical problem, the utility model provides a filtering, humidifying, heating and sounding valve applied to a tracheotomy patient, which comprises a shell, a one-way valve and a polymer film, wherein the one-way valve and the polymer film are arranged in the shell; the shell is equipped with air inlet and gas outlet the air inlet is past in the direction of gas outlet, the inside of shell is equipped with in proper order the check valve with polymer film, the check valve is used for the gas supply to follow the air inlet is past the one-way flow of gas outlet, polymer film is equipped with a plurality of through-holes, polymer film is used for the convection current to filter the humidification and heat through the gas of pronunciation valve.

In one embodiment, the housing includes a first housing and a second housing, the first housing and the second housing are detachably connected, the polymer film is detachably disposed between the connection portions of the first housing and the second housing, and the polymer film is clamped and fixed by the connection of the first housing and the second housing.

In one embodiment, the air outlet is formed in the first casing, a shielding fence is arranged inside the first casing, the shielding fence is arranged on a passage through which the air outlet communicates with the polymer film, the shielding fence is arranged adjacent to the polymer film, and a plurality of vent holes are formed in the shielding fence and used for realizing air flow communication between the air outlet and the polymer film.

In one embodiment, an oxygen input pipe is arranged on the first shell, and the oxygen input pipe conducts the inside and the outside of the first shell.

In one embodiment, the housing is provided with an air adjusting plate at a position corresponding to the air inlet, the air adjusting plate is rotatably mounted on the housing, and the rotation of the air adjusting plate is used for adjusting the shielding amplitude of the air inlet.

In one embodiment, the air inlet is a plurality of air inlets, and the plurality of air inlets are circumferentially arranged around the rotation center of the air adjusting plate; the air adjusting plate is provided with a plurality of adjusting openings, the adjusting openings are circumferentially arranged around the rotating center of the air adjusting plate, and the arranging mode of the adjusting openings is consistent with the arranging mode of the air inlets.

In one embodiment, the shell comprises a first shell, a second shell, a third shell and a fourth shell which are spliced in sequence in a linear direction in a detachable mode; the first shell is provided with an air outlet, the polymer film is detachably arranged between the splicing parts of the first shell and the second shell, and the polymer film is clamped and fixed by splicing the first shell and the second shell; the one-way valve is arranged in the third shell; the fourth shell is provided with an air inlet, and the air adjusting plate is installed on the fourth shell in a rotatable mode.

In one embodiment, the one-way valve comprises a support bracket and an elastic valve capable of self-restoring deformation; the supporting bracket comprises a central block and a plurality of supporting columns connected to the central block, the supporting columns are circumferentially arranged around the central block, and the supporting columns are fixedly connected with the inner wall of the shell so that the central block is suspended in the shell; the elastic valve is connected with the central block, the elastic valve blocks the conduction of the air inlet and the air outlet, and when air flow is input through the air inlet, the elastic valve deforms to remove the blocking of the air inlet and the air outlet.

In one embodiment, the interior of the housing is provided with a boss arranged circumferentially around the interior of the housing, the resilient valve abutting a surface of the boss facing the outlet port.

In one embodiment, the polymer film is a polyurethane sponge or a polarized electrolyte felt.

The utility model has the advantages as follows:

the one-way valve and the polymer film are sequentially arranged in the shell, and the polymer film is used for filtering, humidifying and heating the gas flowing through the sound-producing valve, so that when the gas flows in the shell, the gas inevitably needs to pass through the polymer film, and the polymer film can filter the gas at the moment, and the humidity and the temperature of the gas are improved, so that the gas entering the patient is ensured to be clean, moist and warm, and the problem that the lung of the patient is easily damaged by the existing sound-producing valve is practically solved.

Drawings

In order to more clearly illustrate the technical solution of the present invention, the drawings required for the embodiments will be briefly described below, and obviously, the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is a schematic sectional view of a first embodiment of a filtering, humidifying, warming and sounding valve according to the present invention;

FIG. 2 is a schematic view of the elastic valve of FIG. 1 in a state of being unblocked;

FIG. 3 is a schematic view of the support bracket of FIG. 1;

FIG. 4 is a schematic cross-sectional view of a second embodiment of the filtering, humidifying, warming and sounding valve of the present invention;

FIG. 5 is a schematic illustration of the disassembled structure of FIG. 4;

FIG. 6 is a schematic cross-sectional view of a third embodiment of the filtering, humidifying, warming and sound-producing valve according to the present invention;

FIG. 7 is a schematic view of the occlusion bar of FIG. 6;

FIG. 8 is a schematic cross-sectional view of a fourth embodiment of the filtering, humidifying, warming and sound-producing valve according to the present invention;

FIG. 9 is a schematic view showing an application state of a damper according to a fifth embodiment of the filtering, humidifying, warming and sounding valve of the present invention;

FIG. 10 is a schematic view of the damper of FIG. 9 in an applied state after rotation;

FIG. 11 is a schematic cross-sectional view of a sixth embodiment of the filtering, humidifying, warming and sound-producing valve according to the present invention;

FIG. 12 is a schematic view of the elastic valve of FIG. 11 in a state in which it is unblocked;

FIG. 13 is a first exploded view of FIG. 11;

FIG. 14 is a cross-sectional view of FIG. 13;

fig. 15 is a second disassembled structure diagram of fig. 11.

The reference numbers are as follows:

10. a housing; 101. an air inlet; 102. an air outlet; 11. a first housing; 111. buckling the groove; 12. a second housing; 121. buckling blocks; 13. a third housing; 14. a fourth housing; 151. a first press-fit end face; 152. a second press-fit end face; 16. a boss;

20. a one-way valve; 21. a support bracket; 211. a center block; 212. a pillar; 22. an elastic valve;

30. a polymer film;

40. a shield fence; 41. a vent hole; 42. covering blocks; 43. covering the column;

50. an oxygen input tube; 51. an end cap;

60. a gas regulating plate; 61. and adjusting the port.

Detailed Description

The technical solution of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings.

The utility model provides a filtering, humidifying, warming and sounding valve applied to a tracheotomy patient, wherein a first embodiment of the filtering, humidifying, warming and sounding valve is shown in figures 1 to 3 and comprises a shell 10, a one-way valve 20 and a polymer film 30, wherein the one-way valve 20 and the polymer film 30 are arranged in the shell 10; the shell 10 is provided with an air inlet 101 and an air outlet 102, a one-way valve 20 and a polymer film 30 are sequentially arranged inside the shell 10 in the direction from the air inlet 101 to the air outlet 102, the one-way valve 20 is used for allowing air to flow from the air inlet 101 to the air outlet 102 in a one-way mode, the polymer film 30 is provided with a plurality of through holes, and the polymer film 30 is used for filtering, humidifying and heating the air flowing through the sound-producing valve.

When the patient inhales, air enters the shell 10 from the air inlet 101, and the one-way valve 20 conducts the interior of the shell 10 to ensure that the air can flow from the air inlet 101 to the air outlet 102; in the process that the gas flows to the gas outlet 102, the gas will pass through the polymer film 30, and only specific particles are allowed to pass through due to the material characteristics of the polymer film 30, so the polymer film 30 will filter the gas to prevent dust, bacteria and the like from entering the body of the patient, and the humidity and temperature of the gas can be increased, thereby ensuring that the gas entering the body of the patient is clean, moist and warm, and practically solving the problem that the existing speech valve is easy to damage the lung of the patient.

It should be noted that the polymer film 30 is preferably a polyurethane sponge or a polarized electrolyte felt, and the polymer film 30 made of the material has a better filtering, humidifying and heating effect, so as to ensure a better use experience for the patient.

In addition, the check valve 20 is used to realize the one-way conduction of the air flow, and in order to understand the working principle of the check valve 20, the present embodiment provides a specific arrangement of the check valve 20, as shown in fig. 1 and 3, when the check valve 20 includes a support bracket 21 and an elastic valve 22 capable of self-restoring deformation; the support bracket 21 comprises a central block 211 and a plurality of struts 212 connected to the central block 211, the plurality of struts 212 are circumferentially arranged around the central block 211, and the plurality of struts 212 are all connected and fixed with the inner wall of the outer shell 10, so that the central block 211 is suspended in the outer shell 10; the elastic valve 22 is connected with the central block 211, the elastic valve 22 blocks the conduction of the air inlet 101 and the air outlet 102, and when air flow is input through the air inlet 101, the elastic valve 22 deforms to release the blocking of the air inlet 101 and the air outlet 102.

Taking the directions shown in fig. 1 and fig. 2 as references, at this time, the peripheral side of the elastic valve 22 is attached to the inner wall of the housing 10, the elastic valve 22 is in a shape of being recessed to the right, if airflow flows into the housing 10 through the air inlet 101, the airflow will push the elastic valve 22 to generate deformation bending to the left, that is, the elastic valve 22 will be separated from the inner wall of the housing 10, so that the airflow can continue to flow in the direction of the air outlet 102, and when the air inlet 101 stops admitting air, the elastic valve 22 will automatically recover to deform to be attached to the inner wall of the housing 10; if the air flow flows from the air outlet 102 to the air inlet 101, the air flow will push the elastic valve 22 to generate a deformation bending to the right, so that the abutment of the elastic valve 22 and the inner wall of the housing 10 is strengthened, i.e. the flow of the air flow is blocked, and the unidirectional conduction of the air flow is realized.

Of course, the implementation form of the check valve 20 is not limited to this, and it can refer to other embodiments below, and therefore, it will not be described again.

A second embodiment of the filtering, humidifying and warming speech valve is shown in fig. 4 and 5, which is substantially the same as the first embodiment except that the housing 10 comprises a first housing 11 and a second housing 12, the first housing 11 and the second housing 12 are detachably spliced, the polymer film 30 is detachably arranged between the spliced parts of the first housing 11 and the second housing 12, and the polymer film 30 is clamped and fixed by the splicing of the first housing 11 and the second housing 12.

In this embodiment, the first housing 11 and the second housing 12 are mounted by a rotary fastening manner, at this time, the outer surface of the right side of the first housing 11 is provided with a fastening groove 111, the inner surface of the left side of the second housing 12 is provided with a fastening block 121, and after the first housing 11 and the second housing 12 are spliced and rotated to a proper position, the fastening groove 111 and the fastening block 121 are fastened and fixed, so as to splice and fix the first housing 11 and the second housing 12; similarly, as long as the first housing 11 and the second housing 12 are rotated to the proper positions, the fastening grooves 111 and the fastening blocks 121 can be released, so as to release the splicing between the first housing 11 and the second housing 12.

In order to clamp and fix the polymer film 30, the first press-fit end surface 151 is disposed inside the right side of the first housing 11, the first press-fit end surface 151 is disposed annularly around the inner surface of the first housing 11, the second press-fit end surface 152 is disposed inside the left side of the second housing 12, and the second press-fit end surface 152 is disposed annularly around the inner surface of the second housing 12, so that when the first housing 11 and the second housing 12 are fixedly spliced, the peripheral side of the polymer film 30 is clamped between the first press-fit end surface 151 and the second press-fit end surface 152, and the first housing 11 and the second housing 12 are released from being spliced, the polymer film 30 can be directly taken out for replacement, thereby the replacement of the polymer film 30 is very convenient.

A third embodiment of the filtering, humidifying and warming sound valve is shown in fig. 6 and 7, which is substantially the same as the second embodiment, except that the first housing 11 is provided with an air outlet 102, the first housing 11 is provided with a shielding fence 40 inside, the shielding fence 40 is disposed on a passage where the air outlet 102 communicates with the polymer film 30, the shielding fence 40 is disposed adjacent to the polymer film 30, the shielding fence 40 is provided with a plurality of vent holes 41, and the vent holes 41 are used for realizing air flow communication between the air outlet 102 and the polymer film 30.

Firstly, since the shielding bar 40 is provided with the vent hole 41, the shielding bar 40 does not obstruct the airflow communication between the air outlet 102 and the polymer film 30; secondly, after the shielding bar 40 is disposed, since the shielding bar 40 is disposed adjacent to the polymer film 30, even if the polymer film 30 is displaced, the polymer film 30 cannot pass through the shielding bar 40, thereby further limiting the polymer film 30.

Specifically, the blocking fence 40 includes the blocking piece 42 and the plurality of blocking posts 43 connected to the blocking piece 42, the plurality of blocking posts 43 are circumferentially arranged around the blocking piece 42, the plurality of blocking posts 43 are all connected and fixed with the inner wall of the first shell 11, so that the blocking piece 42 is suspended in the first shell 11, namely, the vent holes 41 are formed between the adjacent blocking posts 43, thereby ensuring that the vent holes 41 have sufficient airflow circulation area and providing guarantee for smooth circulation of airflow.

A fourth embodiment of the filtering, humidifying and warming speech valve is shown in fig. 8, which is substantially identical to the third embodiment, except that an oxygen input pipe 50 is arranged on the first housing 11, and the oxygen input pipe 50 conducts the inside and the outside of the first housing 11, which has the advantage of realizing the input of oxygen and can provide better help for some patients who lack oxygen after wearing.

Specifically, in this case, the oxygen input pipe 50 is in a straight pipe shape, the oxygen input pipe 50 is perpendicular to the central axial direction of the first housing 11, and the end of the oxygen input pipe 50 is further provided with a detachable end cap 51, so that if the oxygen input is not required, the end cap 51 may be covered on the oxygen input pipe 50.

A fifth embodiment of the filtering, humidifying and warming sound generation valve is shown in fig. 9 and 10, and is substantially identical to the fourth embodiment except that the housing 10 is provided with a damper 60 at a position corresponding to the air inlet 101, the damper 60 is rotatably mounted on the housing 10, and the rotation of the damper 60 is used for adjusting the shielding degree of the air inlet 101.

As shown in fig. 9, the damper plate 60 does not block the air inlet 101, so the air flow volume of the air inlet 101 will be at the maximum; as shown in fig. 10, after the air adjusting plate 60 rotates clockwise, the air adjusting plate 60 partially shields the air inlet 101, so that the air flow volume of the air inlet 101 is reduced; that is, as long as the air adjusting plate 60 is rotated to a proper position, the air intake amount of the air inlet 101 can be adjusted in real time to meet the use requirements of various situations.

A sixth embodiment of the filtering, humidifying and warming speech valve is shown in fig. 11 to 15, which is substantially identical to the fifth embodiment except that the housing 10 includes a first housing 11, a second housing 12, a third housing 13 and a fourth housing 14 which are detachably joined in a straight line direction in sequence; the first shell 11 is provided with an air outlet 102, the polymer film 30 is detachably arranged between the splicing parts of the first shell 11 and the second shell 12, and the polymer film 30 is clamped and fixed by splicing the first shell 11 and the second shell 12; a one-way valve 20 is arranged in the third shell 13; the fourth casing 14 is provided with an air inlet 101, and the damper plate 60 is rotatably attached to the fourth casing 14.

Similar to the screwing and splicing manner of the first shell 11 and the second shell 12, the first shell 11, the second shell 12, the third shell 13 and the fourth shell 14 of this embodiment are also installed by adopting the screwing and splicing manner, and this installation manner has the following advantages:

firstly, the first shell 11 and the second shell 12 are detachable, so that convenience is provided for replacing the polymer film 30;

secondly, because the check valve 20 is arranged in the third shell 13, the second shell 12, the third shell 13 and the fourth shell 14 can be disassembled, so that the check valve 20 is convenient to assemble and disassemble.

In addition, in order to realize the one-way conduction of the one-way valve 20, the inside of the casing 10 of the present embodiment is provided with a boss 16, the boss 16 is circumferentially arranged around the inside of the casing 10, and the elastic valve 22 abuts against the surface of the boss 16 facing the air outlet 102; taking the directions shown in fig. 11 and 12 as references, at this time, the edge of the right side surface of the elastic valve 22 abuts against the left side surface of the boss 16, the elastic valve 22 is in a shape recessed to the right, if the airflow flows into the housing 10 through the air inlet 101, the airflow will push the elastic valve 22 to generate deformation bending to the left, that is, the elastic valve 22 will be separated from the boss 16, so that the airflow can continue to flow in the direction of the air outlet 102, and when the air inlet 101 stops admitting air, the elastic valve 22 will automatically recover to deform to fit with the boss 16; if the air flow flows from the air outlet 102 to the air inlet 101, the air flow will push the elastic valve 22 to generate a deformation bending to the right, so that the abutment of the elastic valve 22 and the boss 16 is strengthened, i.e. the flow of the air flow is blocked, and the unidirectional conduction of the air flow is realized.

The air inlet 101 of this embodiment is also plural, and the plural air inlets 101 are arranged circumferentially around the rotation center of the air register plate 60; the air adjusting plate 60 is provided with a plurality of adjusting openings 61, the adjusting openings 61 are circumferentially arranged around the rotation center of the air adjusting plate 60, and the arrangement mode of the adjusting openings 61 is consistent with that of the air inlets 101.

In this embodiment, the two air inlets 101 and the two adjusting ports 61 are both provided, and the air inlets 101 and the adjusting ports 61 are symmetrically arranged in the same manner, so that the two air inlets 101 and the two adjusting ports 61 can be completely aligned by rotating the air adjusting plate 60 to a proper state; the advantage of this mode is that the porous air inlet of pronunciation valve is realized for the air inlet is more smooth even, and after realizing that a plurality of air inlets 101 adjust the air input simultaneously, also can enlarge the adjusting range of air input.

The foregoing is a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of improvements and decorations can be made without departing from the principle of the present invention, and these improvements and decorations are also considered as the protection scope of the present invention.

Claims (10)

1. A filtering, humidifying, heating and sounding valve applied to a tracheotomy patient is characterized by comprising a shell, a one-way valve and a polymer film, wherein the one-way valve and the polymer film are arranged in the shell; the shell is equipped with air inlet and gas outlet the air inlet is past in the direction of gas outlet, the inside of shell is equipped with in proper order the check valve with polymer film, the check valve is used for the gas supply to follow the air inlet is past the one-way flow of gas outlet, polymer film is equipped with a plurality of through-holes, polymer film is used for the convection current to filter the humidification and heat through the gas of pronunciation valve.

2. The filtering, humidifying, warming and sounding valve according to claim 1, wherein the housing comprises a first shell and a second shell, the first shell and the second shell are detachably spliced, the polymer film is detachably arranged between the splicing positions of the first shell and the second shell, and the polymer film is clamped and fixed by the splicing of the first shell and the second shell.

3. The filtering, humidifying, warming and sounding valve according to claim 2, wherein the air outlet is arranged on the first housing, a shielding fence is arranged inside the first housing, the shielding fence is arranged on a passage where the air outlet is communicated with the polymer film, the shielding fence is arranged adjacent to the polymer film, and a plurality of vent holes are arranged on the shielding fence and used for realizing air flow communication between the air outlet and the polymer film.

4. The filtering, humidifying, warming and sounding valve according to claim 3, wherein an oxygen input pipe is arranged on the first shell, and the oxygen input pipe conducts the inside and the outside of the first shell.

5. The filtering, humidifying, warming and sounding valve according to claim 1, wherein the housing is provided with a gas regulating plate at a position corresponding to the gas inlet, the gas regulating plate is rotatably mounted on the housing, and the rotation of the gas regulating plate is used for regulating the shielding amplitude of the gas inlet.

6. The filtration humidification warming tone valve according to claim 5,

the air inlets are arranged circumferentially around the rotation center of the air adjusting plate;

the air adjusting plate is provided with a plurality of adjusting openings, the adjusting openings are circumferentially arranged around the rotating center of the air adjusting plate, and the arranging mode of the adjusting openings is consistent with the arranging mode of the air inlets.

7. The filtration humidification warming tone valve according to claim 5,

the shell comprises a first shell, a second shell, a third shell and a fourth shell which are spliced in sequence in a linear direction in a detachable mode;

the first shell is provided with an air outlet, the polymer film is detachably arranged between the splicing parts of the first shell and the second shell, and the polymer film is clamped and fixed by splicing the first shell and the second shell;

the one-way valve is arranged in the third shell;

the fourth shell is provided with an air inlet, and the air adjusting plate is installed on the fourth shell in a rotatable mode.

8. The filtration humidification warming tone valve according to claim 1,

the one-way valve comprises a support bracket and an elastic valve capable of automatically restoring deformation;

the supporting bracket comprises a central block and a plurality of struts connected to the central block, the struts are circumferentially arranged around the central block, and the struts are fixedly connected with the inner wall of the outer shell so that the central block is suspended in the outer shell;

the elastic valve is connected with the central block, the elastic valve blocks the conduction of the air inlet and the air outlet, and when air flow is input through the air inlet, the elastic valve deforms to remove the blocking of the air inlet and the air outlet.

9. The filter, humidifying, warming and sounding valve according to claim 8, wherein the inside of the housing is provided with bosses arranged circumferentially around the inside of the housing, the elastic valve abutting with a surface of the bosses facing the air outlet.

10. The filtering, humidifying and heating sound valve according to any one of claims 1 to 9, wherein the polymer film is polyurethane sponge or polarized electrolyte felt.

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