CN209519202U - Ventilation therapy equipment and seals - Google Patents

Abstract

This utility model discloses a ventilation therapy device and a sealing component. The ventilation therapy device includes a first component and a second component, which are separately arranged. The first component is one of a main unit or a humidifier, and the second component is the other of the main unit or the humidifier. The ventilation therapy device also includes a sealing component that connects the air passages of the first component and the air passages of the second component. The sealing component includes a support frame fixedly mounted on the first component and a gasket mounted on the support frame. The gasket has an inclined surface that gradually slopes from top to bottom toward the installation direction of the second component and at least one first vent hole mounted on the inclined surface. The first vent hole connects the air passages of the first component and the air passages of the second component. The second component includes a connecting plate that is inclined to correspond to the inclined surface of the gasket. At least one second vent hole is mounted on the connecting plate, and each second vent hole communicates with a corresponding first vent hole.

Description

Ventilation therapy equipment and seals

technical field

The utility model relates to the field of ventilation therapy, in particular to a ventilation therapy device and a sealing member.

Background technique

A ventilator assists the user's lungs in making the breathing exercise to treat a condition such as sleep apnea. The ventilator mainly includes a host, a humidifier, and a breathing mask assembly. Among them, the host is used to generate gas with a certain pressure, and the humidifier is mainly used to humidify the breathable gas discharged by the host under pressure, so that the user can inhale the breathable gas with a fixed humidity, thereby making him feel comfortable.

The existing humidifiers generally arrange the humidifier and the host on the left and right. The side wall of the host is vertically arranged relative to the horizontal plane, and an air outlet for delivering pressurized gas is arranged on the side wall; The side wall of the side wall, the air inlet corresponding to the air outlet is set on the side wall, and the air outlet and/or the air inlet is provided with a seal. The humidifier is generally pushed towards the main unit in the horizontal direction, and the humidifier and the main unit can be realized. Seal connection. However, if the humidifier is installed on the side of the main unit from top to bottom, the seals on the air inlet and/or air outlet will shift due to friction, resulting in poor sealing.

Utility model content

The purpose of this utility model is to provide a kind of ventilation treatment equipment and sealing parts to solve the ventilation treatment equipment in the prior art where the humidifier and the host are arranged on the left and right. When the humidifier is installed on the side of the host from top to bottom, the humidification The seal between the device and the host will be offset due to friction, resulting in a technical problem of poor sealing.

In order to achieve the above object, the present utility model provides a ventilation treatment device on the one hand, which includes a first component and a second component arranged separately, the first component is one of the main unit or a humidifier, and the second component is a main unit or a humidifier Another device; the ventilation therapy device also includes a sealing member arranged between the first component airway and the second component airway, and the sealing member includes a support frame fixedly arranged on the first component and a gasket arranged on the support frame The gasket has an inclined surface that is gradually inclined toward the installation direction of the second component from top to bottom and at least one first vent hole arranged on the inclined surface, and the first vent hole communicates with the air channel of the first component and the air channel of the second component; Road; the second assembly includes a connecting plate inclined correspondingly to the inclined surface of the gasket, at least one second air hole is arranged on the connecting plate, and each second air hole communicates with the corresponding first air hole.

Further, the edge of the first ventilation hole protrudes toward the direction of the second component to form a protruding structure.

Further, the cross section of the protruding structure is C-shaped, S-shaped, O-shaped, V-shaped, M-shaped, N-shaped, Z-shaped, or U-shaped.

Further, the support frame has at least one gas channel that allows gas to pass through, and the gas channels communicate with the first air holes respectively; each gas channel communicates with the air flow channel on the first component.

Further, the gasket includes a protruding edge located at the joint of the supporting frame and the gasket, and the protruding edge is used for sealingly connecting the sealing member with the first component.

Further, the first component includes a housing, the housing has a housing space for housing the seal, and the seal is detachably arranged on the housing space.

Further, the main engine includes a fan, and there is a connecting gas channel between the gas outlet of the fan and the sealing member, the connecting gas channel includes a bottom surface, and the bottom surface of the connecting gas channel is higher than the bottom surface of the accommodation space.

Further, the angle between the inclined surface of the gasket and the horizontal plane has an inclination angle between 30 degrees and 60 degrees; the support frame is made of plastic material, and the gasket is made of silicone material.

The utility model also provides a seal, which is used to be arranged between the main unit of the ventilation treatment equipment and the humidifier. The seal includes a support frame and a gasket arranged on the support frame. The inclined surface of the inclined surface and at least one first ventilation hole arranged on the inclined surface, the first ventilation hole is used to communicate with the air passage of the host machine and the air passage of the humidifier, and outwardly refers to the side end facing away from the support frame.

Further, the edge of the first ventilation hole protrudes outward to form a protruding structure.

The utility model provides the ventilation treatment equipment and the seal, the gasket of the seal has an inclined surface, and the second component is also provided with an inclined connecting plate corresponding to the inclined surface, so that when the humidifier is installed on the main machine from top to bottom When it is on the side, it can prevent the friction during installation from being well reduced, so as to ensure the sealing between the humidifier and the main unit.

Description of drawings

Fig. 1 is the structural representation of the ventilation treatment equipment of the present utility model;

Fig. 2 is the structural representation of the seal of the present utility model;

Figure 3 is a schematic diagram of the assembly of the sealing member of the present invention with the main unit and the humidifier;

Fig. 4 is the structural representation of the host computer of the present utility model;

Fig. 5 is the structural representation of the tank cover of the present utility model;

Fig. 6 is another structural schematic diagram of the ventilation therapy device of the present invention.

Explanation of reference signs

100. Ventilation treatment equipment; 10. Main engine; 11. Shell; 112. Protruding platform; 20. Humidifier; 21. Connecting plate; 211. Second ventilation hole; 22. Box body; 23. Box cover; 30. Sealing 31, a support frame; 311, a gas channel; 32, a gasket; 321, a protruding structure; 33, a first vent hole.

Detailed ways

The specific embodiment of the utility model will be described in detail below in conjunction with the accompanying drawings. It should be understood that the specific embodiments described here are only used to illustrate and explain the utility model, and are not intended to limit the utility model.

It should be noted that, in the case of no conflict, the implementation modes and the features in the implementation modes of the present invention can be combined with each other.

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "transverse", "length", "width", "thickness", "upper", "lower", "left", The orientation or positional relationship indicated by "right", "vertical", "horizontal", "top", "bottom", etc. is based on the orientation or positional relationship shown in the drawings, and is only for the convenience of describing the utility model and simplification Describes, but does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operate in a specific orientation, and therefore should not be construed as limiting the present invention. In addition, "inside and outside" means inside and outside with respect to the outline of each member itself.

In addition, the terms "first" and "second" are used for descriptive purposes only, and cannot be interpreted as indicating or implying relative importance or implicitly specifying the quantity of indicated technical features. Thus, the features defined as "first" and "second" may explicitly or implicitly include at least one of these features.

As shown in Figures 1 to 3, the utility model provides a ventilation therapy device 100, which includes a first component and a second component arranged separately, the first component is one of the main unit 10 or the humidifier 20, and the second component It is the other one of the host machine 10 or the humidifier 20; the ventilation therapy device 100 also includes a seal 30 communicating with the airway of the first component and the airway of the second component, and the seal 30 includes a support frame fixedly arranged on the first component 31 and the washer 32 arranged on the supporting frame 31; the washer 32 has an inclined surface gradually inclined from top to bottom to the installation direction of the second assembly and at least one first air hole 33 arranged on the inclined surface, the first air hole 33 communicates with the air channel of the first assembly and the air channel of the second assembly; the second assembly includes a connecting plate 21 inclined corresponding to the inclined surface of the gasket 32, and at least one second air hole 211 is arranged on the connecting plate 21, and each second The two air holes 211 communicate with the corresponding first air holes 33 . According to the ventilation treatment device 100 of the present utility model, the gasket 32 of the sealing member 30 has an inclined surface, and the second component is also provided with an inclined connecting plate 21 corresponding to the inclined surface, so that when the humidifier 20 is installed from top to bottom When it is on the side of the host machine 10, it can prevent the friction during installation from being well reduced, and ensure that the gasket 32 will not be excessively deformed, thereby ensuring the sealing performance between the sealing member 30 and the second component.

It should be noted that the inclination referred to herein refers to the normal placement of the ventilation therapy device on a horizontal table. The specific solution will be described below by taking the first component as the host 10 and the second component as the humidifier 20 as an example. The first component is the humidifier 20, and the second component is the host 10, which can also realize this solution.

As shown in FIG. 2 , the seal 30 may be configured to provide a sealed connection between the tank cover 23 and the main body 10 of the ventilation therapy device 100 , thereby ensuring pressurized flow between the liquid chamber and the main body 10 of the ventilation therapy device 100 . Tightness of breathing gas.

The host 10 is used to generate high-pressure gas, and the seal 30 is installed on the host 10 . The seal 30 can be detachably installed on the host 10, or can be integrated with the host 10 and cannot be disassembled. The seal 30 includes a support frame 31 and a washer 32 disposed on the support frame 31 .

As shown in FIG. 2 and FIG. 3 , in one embodiment, the supporting frame 31 may have assembly and supporting functions, and the supporting frame 31 is fixedly and relatively airtightly connected with the host machine 10 . In another embodiment, the support frame 31 has at least one gas passage 311 that allows gas to pass through, and the gas passages 311 communicate with the first ventilation holes 33 respectively; The airflow channel is connected. The outer wall of the support frame 31 is connected to the host 10 , and the inner wall of the support frame 31 forms gas passages 311 , the number of the gas passages 311 is the same as the number of the first ventilation holes 33 of the gasket 32 and communicated accordingly.

The gasket 32 may include an inclined surface, the inclined surface is gradually inclined outwards from top to bottom (inclined towards the humidifier 20), at least one first vent hole 33 on the inclined surface, and the first vent hole 33 is used to communicate with the For the airway of the host machine 10 and the airway of the humidifier 20 , the outward refers to the side end facing away from the supporting frame 31 .

There is an inclination angle between the inclined surface of the gasket 32 and the horizontal plane, and the inclination angle may be substantially within 30 degrees to 60 degrees. Preferably, the inclination angle is between 40° and 50°.

The gasket 32 includes at least one first vent hole 33 provided on the inclined surface to ventilate with the main unit 10 and the humidifier 20 . In some embodiments, the first ventilation hole 33 includes a first hole and a second hole, so that the gas is transmitted from the host 10 to the humidifier 20 through the gasket 32 , and the humidified gas returns to the host 10 from the gasket 32 .

Preferably, the edge of the first ventilation hole 33 protrudes toward the direction of the humidifier 20 to form a protruding structure 321 . The height and elasticity of the protruding structure 321 can balance the friction force generated between the humidifier 20 and the protruding structure 321 during installation, so that the protruding structure 321 will not have displacement or the displacement in the vertical direction is small, thereby ensuring that the protruding structure 321 and the protruding structure 321 The airtightness of the vent hole of the humidifier 20. The protruding structure 321 provided on the inclined surface is in sealing connection with the vent hole of the humidifier 20. After the humidifier 20 is installed, the humidifier 20 can compress the protruding structure 321, thereby ensuring a good connection between the main unit 10 and the humidifier 20. air tightness.

In some embodiments, the cross section of the protruding structure 321 may have a C-shape, an S-shape, an O-shape, a V-shape, an M-shape, an N-shape, a Z-shape, a U-shape, or one or more folds, etc., or a combination thereof. The protruding structure 321 can be made of soft material (such as silicone resin, soft glue, etc. or any combination thereof). In some embodiments, the protruding structure 321 can be made of the same material as the gasket 32 . In some embodiments, the protruding structure 321 may be made of a different material than the gasket 32 . In some embodiments, the thickness of the protruding structure 321 may be smaller than the thickness of the washer 32 .

The gasket 32 can be detachably connected to the main body 10 of the ventilation therapy device 100 by, for example, gluing, bonding, bolting, etc. or a combination thereof. The gasket 32 includes a protruding edge located at the junction of the supporting frame 31 and the gasket 32 , and the protruding edge is used for sealingly connecting the sealing member 30 with the host 10 .

In some embodiments, support frame 31 may be made of a rigid plastic material. Exemplary rigid plastic materials may include acrylonitrile butadiene styrene (ABS) resin materials, polyoxymethylene (POM) plastic materials, polystyrene (PS) plastic materials, polymethyl methacrylate (PMMA) plastic materials , polycarbonate (PC) plastic material, poly(ethylene terephthalate) (PET) plastic material, poly(butylene terephthalate) (PBT) plastic material or poly(phenylene ether) ( PPO) plastic material etc. or any combination thereof. In some embodiments, the gasket 32MZ09-05 can be made of elastic materials including, for example, elastomers, rubber (eg, silicone), etc., or combinations thereof.

The humidifier 20 has a connecting plate 21 corresponding to the inclined surface of the gasket 32, and at least one second vent hole 211 is arranged on the connecting plate 21, and each second vent hole 211 is connected to the corresponding first vent hole 33. connected. The connecting plate 21 has a smooth surface, which can reduce friction generated during installation with the sealing member 30 .

As shown in FIG. 5 , the connecting plate 21 of the humidifier 20 has an inclined surface corresponding to the gasket 32 . The at least one second ventilation hole 211 on the connecting plate 21 may include a gas inlet and a gas outlet of the humidifier 20 . The first hole on the inclined surface of the gasket 32 may correspond to the gas inlet of the humidifier 20 , and the second hole on the inclined surface of the gasket 32 may correspond to the gas outlet of the humidifier 20 .

The humidifier 20 includes a box cover 23 and a box body 22 , and the connecting plate 21 is arranged on the box cover 23 . If the case cover 23 is closed, the protruding structure 321 may be squeezed and deformed, and then may form a closed line contact with the connecting plate 21 of the case cover 23 (eg around the edge of the second vent hole 211 ). Therefore, the airtightness of the breathing gas flowing between the main body 10 and the humidifier 20 of the ventilation therapy device 100 can be ensured.

As shown in FIG. 6 , in some embodiments, the humidifier 20 includes a box cover 23 and a box body 22 , the connecting plate is not arranged on the box cover, and the sealing member 30 may not directly contact the box cover 23 . Therefore, the state of the tank cover 23 (open or closed) may not affect the connection between the seal 30 and the tank body 22 . Case lid 23 can be opened by handle. The handle may have one or more indentations that make the handle easier to manipulate. Case cover 23 also can be a slide cover. For example, the case cover 23 can slide in the horizontal direction or in a direction inclined at an angle (for example, 10 degrees, 20 degrees, 30 degrees, etc.) relative to the horizontal direction. In some embodiments, in order to ensure a sealed connection between the box body 22 and the box cover 23 , the junction of the box body 22 and the box cover 23 may be equipped with a sealing material (or elastic material) including, for example, silicone resin.

In some embodiments, as shown in FIG. 4 , a protruding platform 112 may be provided at the gas outlet of the noise reduction box (such as the noise reduction box) or in the gas passage 311 between the gas outlet of the noise reduction box and the seal 30 , the upper edge of the protruding platform 112 may be disposed higher than the bottom surface of the chamber. In some cases, if the ventilation therapy device 100 is placed at an angle (ie, the liquid chamber is placed at an angle), a certain amount of liquid in the liquid chamber may be accidentally released from the liquid chamber and/or via the second gas channel 311 of the humidifier 20 Or the seal 30 flows out and enters the main body 10 of the ventilation therapy device 100 . In some embodiments, the protruding platform 112 can prevent liquids from entering or reaching the interior space of the main body 10 of the ventilation therapy device 100 , the detection module, the noise reduction assembly, and/or the gas pressurization unit. The protruding platform 112 may be fixed to the gas outlet of the noise reduction assembly, the gas pressurization unit, or may be fixed in the chamber. The protruding platform 112 can be detachably connected with the gas outlet, the gas pressurizing unit or the chamber of the noise reduction assembly through a detachable connection structure (such as a thread structure, a groove structure, or a snap joint structure, etc., or any combination thereof).

In some embodiments, the host machine 10 includes a housing 11, the housing 11 has an accommodating space for accommodating the sealing member 30, and the sealing member 30 is detachably disposed on the accommodating space. There is a connecting gas channel between the gas outlet of the noise reduction box and the sealing member 30, and the connecting gas channel includes a bottom surface. The bottom surface of the connecting gas channel is higher than the bottom surface of the accommodating space.

Referring to FIG. 2 , the utility model also provides a seal, which is used to be arranged between the main unit 10 and the humidifier 20 of the ventilation therapy equipment. The seal 30 includes a support frame 31 and a gasket 32 arranged on the support frame 31 , The gasket 32 has an inclined surface that gradually slopes outward from top to bottom and at least one first vent hole 33 disposed on the inclined surface. The first vent hole 33 is used to communicate with the air passage of the main unit 10 and the air passage of the humidifier 20 . Outward refers to the side facing away from the support frame.

Edges of the first vent hole 33 protrude outward to form a protruding structure 321 .

The preferred implementation of the present utility model has been described in detail above in conjunction with the accompanying drawings, however, the present utility model is not limited thereto. Within the scope of the technical concept of the utility model, various simple modifications can be made to the technical solution of the utility model, including combinations of specific technical features in any suitable manner. In order to avoid unnecessary repetition, the utility model will not further describe various possible combinations. However, these simple modifications and combinations should also be regarded as the content disclosed by the utility model, and all belong to the protection scope of the utility model.

Claims (10)

1. a kind of ventilation therapy equipment, first assembly and the second component including split settings, the first assembly be host or One of them in humidifier, second component are another of the host or the humidifier；It is characterized in that,

The ventilation therapy equipment further includes the sealing being arranged between the first assembly air flue and the second component air flue Part, the sealing element include the braced frame being fixed in first assembly and the washer that is arranged in the braced frame；

The washer has from top to bottom gradually to the inclined inclined surface of installation direction of second component and setting in institute At least one first venthole on inclined surface is stated, first venthole is connected to the air flue and described of the first assembly The air flue of two components；

Second component includes the connecting plate with the setting of the inclined surface corresponding tilt of the washer, is arranged on the connecting plate At least one second venthole, each second venthole are connected to corresponding first venthole.

2. ventilation therapy equipment according to claim 1, which is characterized in that

The direction of the edge of first venthole towards second component, which is protruded, to form prominent structure.

3. ventilation therapy equipment according to claim 2, which is characterized in that

The cross section of the prominent structure is C-shaped, S-shaped, O shape, V-arrangement, M shape, N shape, Z-shaped or U-shaped.

4. ventilation therapy equipment according to claim 1, which is characterized in that

The braced frame includes allowing at least one gas passage for passing through of gas, and the gas passage is respectively with described first The corresponding connection of venthole；Each gas passage is connected to the airflow channel in the first assembly.

5. ventilation therapy equipment according to claim 4, which is characterized in that

The washer includes the projecting edge of the junction positioned at the braced frame and the washer, and the projecting edge is used for The sealing element and the first assembly are tightly connected.

6. ventilation therapy equipment according to claim 1, which is characterized in that the first assembly includes shell, the shell Body has the accommodation space for accommodating the sealing element, and the sealing element is removably disposed in the accommodation space.

7. ventilation therapy equipment according to claim 6, which is characterized in that the host includes blower, the blower There is connection gas passage, the connection gas passage includes bottom surface, the connection gas between gas vent and sealing element The bottom surface in channel is higher than the bottom surface of the accommodation space.

8. ventilation therapy equipment according to any one of claims 1 to 7, which is characterized in that

There is inclination angle, the inclination angle is between 30 degree to 60 degree between the inclined surface of the washer and the angle of horizontal plane；

The braced frame is prepared by plastic material, and the washer is prepared by silica gel material.

9. a kind of sealing element, for being set between the host and humidifier of ventilation therapy equipment, it is characterised in that: the sealing Part includes braced frame and the washer that is arranged in the braced frame,

The washer has the inclined surface being gradually inclined outwardly from top to bottom and be arranged on the inclined surface at least one A first venthole, first venthole is used to be connected to the air flue of the host and the air flue of the humidifier, described outside Refer to backwards to the side where the braced frame.

10. sealing element according to claim 9, which is characterized in that

The edge court of first venthole outwardly protrudes to form prominent structure.