CN215875876U

CN215875876U - Humidifying tank

Info

Publication number: CN215875876U
Application number: CN202121174283.3U
Authority: CN
Inventors: 朱晶; 张佳; 赵帅; 郭建明; 王志国; 叶恒佩
Original assignee: Jiangsu Yuyue Medical Equipment and Supply Co Ltd; Jiangsu Yuyue Information System Co Ltd; Suzhou Yuyue Medical Technology Co Ltd; Suzhou Medical Appliance Factory; Nanjing Yuyue Software Technology Co Ltd
Current assignee: Jiangsu Yuyue Medical Equipment and Supply Co Ltd; Jiangsu Yuyue Information System Co Ltd; Suzhou Yuyue Medical Technology Co Ltd; Suzhou Medical Appliance Factory; Nanjing Yuyue Software Technology Co Ltd
Priority date: 2021-05-28
Filing date: 2021-05-28
Publication date: 2022-02-22
Anticipated expiration: 2031-05-28
Also published as: WO2022247255A1

Abstract

The utility model discloses a humidification tank, which comprises a base, an upper cover movably connected with the base and a partition arranged between the base and the upper cover, wherein the base and the upper cover form a liquid storage cavity for containing liquid, the partition divides the liquid storage cavity for containing the liquid into a flow guide cavity and an accommodating cavity, a retaining wall is arranged between the partition and the upper cover, a notch for air flow to pass through is arranged on the retaining wall, and the retaining wall divides the flow guide cavity into a counter-flow liquid accommodating cavity and a gas leading-in cavity. The effect of preventing against current is realized for the humidifying jar rotates four angles respectively with its work position, and when every angle was 90 degrees, can both prevent to hold the water of intracavity and flow back to the breathing machine host computer through the air inlet in, guarantees the safety of breathing machine host computer, also can prevent simultaneously that the humidifying jar from when two subtend angle rocks, makes the water of humidifying jar not flowing back the breathing machine host computer against the current.

Description

Humidifying tank

Technical Field

The utility model relates to a humidification tank for breathable gas supply equipment, in particular to a humidification tank with an anti-reflux function, and belongs to the field of medical instruments.

Background

Devices for cpap therapy typically include a blower having an outlet connected to a mask via a breathing conduit for air interaction with the patient. Generally, the patient feels more comfortable and more acceptable with the heated and humidified air. Currently existing ventilation therapy devices are therefore provided with a humidifier device.

Typically, the blower and humidifier device are separate components connected by a hose. The humidifier device is generally arranged between an air outlet of the blower and a patient interface, and generally comprises a humidification tank and a heating device, wherein the humidification tank is provided with an air inlet connected with the air outlet of the blower, an air outlet connected with a user interface is arranged, a certain amount of water is added into the humidification tank, air entering the humidification tank from the blower enters the patient interface after contacting with the water and passing through a heating system of the heating device to obtain humidity.

Some ventilation therapy devices are designed to be portable by coupling a blower to a humidifier device. The air flows out from the air outlet of the blower and enters the inlet of the humidifying tank of the humidifier device, and after being humidified in the humidifying tank, the air flows out from the outlet of the humidifier device and enters the breathing pipeline and finally reaches the patient interface (such as the mask end). A potential problem with this design is that the humidifier device is tilted relative to its normal orientation, which is a problem that needs to be further addressed, and how to prevent water in the device from flowing into the blower, causing damage to the blower, and even causing damage to the equipment.

Among the prior art, the design that comes to realize preventing against current from structural design's angle generally adopts and sets up long intake pipe, and change the direction of intake pipe, set up at the intake pipe mouth simultaneously and prevent against the contrary groove and realize, this kind of implementation can not realize preventing against current comprehensively, as shown in fig. 1, there is humidifying gas in the middle of the humidification process to adhere to in the intake pipe, perhaps rock by a wide margin and make water shake into the intake pipe, consequently can set up and prevent against the contrary groove, prevent against the contrary groove and can derive water to other places, and not get into the fan, thereby realize preventing contrary function, water is by the water conservancy diversion to other places, often be in the breathing machine fuselage, though can not arouse machine failure, but still can lead to bad good user experience.

The anti-reflux of the humidification jar of single cavity is the unilateral only, and can not realize that two directions rock prevents against the flow, at the in-process that rocks, water inevitable gets into the breathing machine through the intake pipe, causes trouble or user experience variation, and the use scene is single simultaneously, is unsuitable in the transportation, uses under the state of irregularly rocking.

SUMMERY OF THE UTILITY MODEL

The utility model provides a humidification tank, which is characterized in that a separator is arranged between a base and an upper cover, and two areas with different heights are arranged on the separator, so that liquid flowing back from a liquid storage cavity of the humidification tank can be temporarily stored at a lower position, and when condensed water appears or the liquid flowing back is shaken to return to the liquid storage cavity again, the main machine of a breathing machine cannot be damaged.

The utility model provides a humidifying tank, includes the base, with base swing joint's upper cover and the separator of setting between base and upper cover, base and upper cover form the stock solution chamber that holds liquid, the separator will the stock solution chamber that holds liquid is cut apart into the water conservancy diversion chamber and is held the chamber, its characterized in that: be provided with the barricade between separator and the upper cover, be provided with the breach that the air current passes through on the barricade, the barricade separates into liquid holding chamber and the leading-in chamber of gas against current to the water conservancy diversion chamber.

Preferably, the humidifying jar still includes air inlet and user side interface, the air inlet sets up on the base, user side interface sets up on covering, the air inlet includes that air inlet end and air inlet give vent to anger the end, the air inlet end sets up the lateral wall of base, the air inlet is given vent to anger the end and is set up on the separator, the air inlet is given vent to anger the end and is set up at gaseous leading-in chamber, the air inlet is given vent to anger the end and is set up in the one side of keeping away from the barricade breach, be provided with the gas outlet on the separator, user side interface is connected with the gas outlet and is set up the formation route of giving vent to anger to the route will be given vent to anger and completely cut off in gaseous leading-in chamber.

The user side interface comprises a user side interface air inlet end and a user side interface air outlet end, the user side interface air inlet end is arranged on the separating piece, and the air outlet end is arranged on the top surface of the upper cover.

Preferably, the barricade includes the fender muscle of first height and the wall body of second height, first height is less than the second height, the breach sets up in fender muscle department.

Preferably, the second height is a vertical height between the partition and the upper cover.

Preferably, the sum of the second height and the first height is the vertical height between the partition and the upper cover, and the blocking ribs and the wall body are overlapped in the vertical direction to form the retaining wall together.

Preferably, the blocking ribs are arranged on the partition, and the wall body is arranged on the upper cover.

Preferably, the blocking ribs and the wall body are arranged on the partition.

Preferably, still be provided with the blow vent that makes the water conservancy diversion chamber and hold the chamber intercommunication on the separator, the blow vent sets up in the liquid holding chamber against the current, the blow vent sets up and is keeping away from barricade breach department.

Preferably, the bottom surface of the diversion cavity is an inclined plane, and the bottom of the inclined plane is arranged on one side of the retaining wall notch.

Preferably, the bottom surface part of water conservancy diversion chamber is the inclined plane, and the part is the plane, the plane sets up in barricade breach one side, the low junction plane on inclined plane.

Preferably, still be provided with the rivers hole on the barricade, the rivers hole sets up in barricade breach one side, and the gaseous leading-in chamber of rivers hole intercommunication and liquid holding chamber against the current, the rivers hole is the horn hole, gaseous leading-in chamber one side aperture is greater than the aperture on one side of the liquid holding chamber against the current.

According to the humidification tank provided by the utility model, the partition piece is arranged in the humidification tank, and the flow guide cavity and the accommodating cavity are arranged on the partition piece, so that the anti-backflow effect is realized, the humidification tank rotates by four angles respectively according to the working direction of the humidification tank, when each angle is 90 degrees, water in the accommodating cavity can be prevented from flowing back to the main machine of the respirator through the air inlet, the safety of the main machine of the respirator is ensured, and meanwhile, the water in the humidification tank can be prevented from flowing back to the main machine of the respirator in a backflow manner when the humidification tank shakes at two opposite angles.

Drawings

FIG. 1 is an exploded view of the structure of the present invention;

FIG. 2 is a schematic view of the structure of the partitioning member with retaining walls according to the present invention;

FIG. 3 is a schematic structural view of a spacer provided with a barrier rib according to the present invention;

FIG. 4 is a schematic view of the structure of the upper cover of the wall according to the present invention;

FIG. 5 is a schematic view of a partition structure with water flow holes in the retaining wall according to the present invention;

FIG. 6 is a schematic view of the bottom surface of the flow guide cavity of the present invention showing an inclined plane structure;

fig. 7 is a schematic view of the combined structure of the upper cover and the partition member of the present invention.

Detailed Description

The present invention is further illustrated by the following figures and specific examples, which are to be understood as illustrative only and not as limiting the scope of the utility model, which is to be given the full breadth of the appended claims and any and all equivalent modifications thereof which may occur to those skilled in the art upon reading the present specification.

For the sake of simplicity, the drawings only schematically show the parts relevant to the present invention, and they do not represent the actual structure as a product. In addition, in order to make the drawings concise and understandable, components having the same structure or function in some of the drawings are only schematically illustrated or only labeled. In this document, "one" means not only "only one" but also a case of "more than one".

The first embodiment is as follows:

the utility model provides a humidification jar, the on-line screen storage device comprises a base 3, with 3 swing joint's of base upper cover 1, the separator 2 of setting between base 3 and upper cover 1, form the stock solution chamber that holds the humidification liquid between base 3 and the upper cover 1, stream guidance chamber 32 and holding chamber 31 are separated into with the stock solution chamber to separator 2, be provided with barricade 13 between separator 2 and the upper cover 1, be provided with the breach 131 that the air current passes through on the barricade 13, barricade 13 separates into liquid holding chamber 321 and the leading-in chamber 322 of gas against current to stream guidance chamber 32, liquid holding chamber 321 and the leading-in chamber 322 of gas are located same level against current.

Be provided with user side interface 12 on the upper cover 1, user side interface 12 link up the setting with the gas outlet 26 on the separator, user side interface 12 downwardly extending holds chamber 31, form the passageway of giving vent to anger, and to give vent to anger the passageway and completely cut off in gaseous leading-in chamber 322, the gas outlet 26 outside is provided with the elasticity sealing washer, the cooperation of elasticity sealing washer and user side interface 12 lower edge, the gas in the gaseous leading-in chamber 322 can not get into through gas outlet 26 and hold chamber 31, can guarantee simultaneously that the gas through gas outlet 26 can not get into gaseous leading-in chamber 322 because of the gap, thereby influence gas pressure, and the intercommunication holds chamber 31, the air current carries out the humidification through holding chamber 31.

Be provided with on the upper cover 1 and prevent slow-witted piece 15, the position that base 3 corresponds is provided with prevents slow-witted recess 38, prevents slow-witted piece 15 card and prevents slow-witted recess 38 in, prevents slow-witted piece 15 and prevents slow-witted recess 38 and make the user can not appear the condition of anti-dress in the equipment process, promotes user equipment user experience.

Be provided with the air inlet on the lateral wall of base 3, the air inlet includes that air inlet end 251 and air inlet give vent to anger the end 252, and air inlet end 251 sets up on the lateral wall of base 3, and the air inlet gives vent to anger the end 252 and sets up on separator 2, and air inlet end 251 and air inlet give vent to anger the end 252 and pass through the return bend connection, and the air inlet is given vent to anger the end 252 and is set up in the leading-in chamber 322 breach 131 department of keeping away from barricade 13 of gas. The baffle ribs 241 are arranged around the air inlet outlet end 252, and the baffle ribs 241 can prevent water from flowing reversely into the air inlet end 251 so as to flow reversely to the fan.

The separator 2 is further provided with a vent 27 for communicating the diversion chamber 32 and the accommodation chamber 31, the vent 27 is disposed in the reverse flow liquid accommodation chamber 321, and the vent 27 is disposed at the notch 131 of the principle retaining wall 13, so that the liquid in reverse flow from the vent is maintained in the reverse flow liquid accommodation chamber 321 as much as possible, and the reverse flow liquid is prevented from entering the gas introduction chamber 322.

The air flow direction enters from the air inlet end 251, enters from the air inlet outlet end 252 into the air inlet chamber 322 through the elbow, further enters from the notch 131 of the retaining wall 13 into the counter-flow liquid accommodating chamber 321, enters into the accommodating chamber 31 through the air vent 27, is humidified in the accommodating chamber 31, and is delivered to the user through the air outlet 26 and the user side interface 12.

The retaining wall 13 is disposed around the gas introduction chamber 322, and the retaining wall 13 may further include a wall 132 and a blocking rib 133, the height of the wall 132 is the vertical height between the partition 2 and the upper cover 1, and the height of the blocking rib 133 is lower than the height of the wall 132. The notch 131 is disposed at the blocking rib 133, and can block a small portion of the reverse flow water, so as to prevent the water from entering the gas introducing cavity 322, and store the water in the reverse flow liquid accommodating cavity 321.

In this embodiment, the retaining wall 13 is disposed on the partition 2, in other embodiments, the retaining wall 13 may also be disposed on the upper cover 1, and may also be detached, the retaining rib 133 is disposed on the partition 2, and the wall 132 is disposed on the upper cover 1. After the separated design is adopted, the blocking ribs 133 enclose the shape of the gas inlet cavity 322, the wall 132 is overlapped on the blocking ribs 133, the notches 131 are arranged on the wall 132, and the heights of the blocking ribs 133 and the wall 132 are equal to the height from the upper cover 1 to the partition 2. The problem of manufacturing difficulty in the manufacturing process can be solved by adopting different setting methods, and demoulding is convenient. Different setting modes can be selected.

The bottom surface of the diversion cavity 32 may be an inclined surface, the air inlet outlet 252 is disposed at a high position of the inclined surface, and the retaining wall 13 is disposed at a low position of the inclined surface, so that even if water flows into the gas inlet cavity 322, the water flow will exist at the retaining wall 13 due to the gravity of the water flow, and will not flow back to the air inlet outlet 252.

To the problem that above-mentioned rivers can be amasss up in barricade 13 department, can set up rivers hole 211 on barricade 13, rivers hole 211 sets up in barricade breach 131 one side, and rivers hole 211 sets up in the lower part of barricade 13, and rivers hole 211 communicates gaseous leading-in chamber 322 and adverse current liquid holding chamber 321, and rivers hole 211 is the horn mouth form simultaneously, and for the horn hole, the big one side in gaseous leading-in chamber 322 one side in the aperture in horn hole, and small aperture one side is located adverse current liquid holding chamber 321 one side. Under general condition like this, the air current can reduce the air lock through the horn hole, can also comb the air current simultaneously, and the noise reduction, simultaneously rivers are difficult to flow into gaseous leading-in chamber 322 through the rivers hole from adverse current liquid holding chamber 321 one side, and can backward flow, have solved the problem that water is long-pending in barricade 13 department.

The above description is only a preferred embodiment of the present invention, and should not be construed as limiting the scope of the present invention. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the scope of the claims of the present invention.

Claims

1. The utility model provides a humidifying tank, includes the base, with base swing joint's upper cover and the separator of setting between base and upper cover, base and upper cover form the stock solution chamber that holds liquid, the separator will the stock solution chamber that holds liquid is cut apart into the water conservancy diversion chamber and is held the chamber, its characterized in that: be provided with the barricade between separator and the upper cover, be provided with the breach that the air current passes through on the barricade, the barricade separates into liquid holding chamber and the leading-in chamber of gas against current to the water conservancy diversion chamber.

2. The humidification canister of claim 1, wherein: the humidifying jar still includes air inlet and user side interface, the air inlet sets up on the base, user side interface sets up on covering, the air inlet includes that air inlet end and air inlet give vent to anger the end, the air inlet end sets up the lateral wall of base, the air inlet is given vent to anger the end and is set up on the separator, the air inlet is given vent to anger the end and is set up at gaseous leading-in chamber, the air inlet is given vent to anger the end and is set up in the one side of keeping away from the barricade breach, be provided with the gas outlet on the separator, user side interface is connected with the gas outlet and is set up and form the route of giving vent to anger to the route completely cut off in gaseous leading-in chamber.

3. The humidification canister of claim 1, wherein: the barricade includes the wall body of the fender muscle of first height and second height, first height is less than the second height, the breach sets up in fender muscle department.

4. The humidification canister of claim 3, wherein: the second height is a vertical height between the partition and the upper cover.

5. The humidification canister of claim 3, wherein: the second height and the first height are perpendicular heights from the separator to the upper cover, and the blocking ribs and the wall body are overlapped in the perpendicular direction to form a blocking wall together.

6. The humidification canister of claim 3, wherein: the blocking ribs are arranged on the partition, and the wall body is arranged on the upper cover.

7. The humidification canister of claim 3, wherein: the blocking ribs and the wall body are arranged on the partition.

8. The humidification canister of claim 1, wherein: still be provided with the blow vent that makes the water conservancy diversion chamber and hold the chamber intercommunication on the separator, the blow vent sets up in liquid holding chamber against the current, the blow vent sets up and is keeping away from barricade breach department.

9. The humidification canister of claim 1, wherein: the bottom surface of water conservancy diversion chamber is the inclined plane, the bottom on inclined plane sets up in barricade breach one side.

10. The humidification canister of claim 1, wherein: still be provided with the rivers hole on the barricade, the rivers hole sets up in barricade breach one side, and the gaseous leading-in chamber of rivers hole intercommunication and liquid holding chamber against the current, the rivers hole is the horn hole, gaseous leading-in chamber one side aperture is greater than the aperture on one side of the liquid holding chamber against the current.