CN215537593U

CN215537593U - Breathing machine humidifier

Info

Publication number: CN215537593U
Application number: CN202122074638.8U
Authority: CN
Inventors: 王世雄; 陈芳芳; 方振红
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-08-31
Filing date: 2021-08-31
Publication date: 2022-01-18
Anticipated expiration: 2031-08-31

Abstract

The utility model discloses a humidifier of a breathing machine, which comprises a heating base, a tank body, a tank cover and a controller, wherein the middle part of the upper end of the heating base is provided with a groove matched with the bottom of the tank body, the tank body is a transparent tank and is placed on the heating base, the lower end of the tank body extends into the groove, the heating base is used for heating the tank body, the tank cover is detachably arranged at the tank opening of the tank body, the tank cover is provided with an air inlet, an air outlet and an electric water replenishing device, the electric water replenishing device is provided with a water inlet and a water outlet, the electric water replenishing device is electrically connected with the controller, the water inlet of the electric water replenishing device is communicated with a pure water bottle, the pure water bottle is used for supplying pure water to the electric water replenishing device, the electric water replenishing device is used for periodically and quantitatively supplying pure water to the tank body, and thus continuous water adding to the tank body is not needed, the water is periodically and quantitatively supplied into the tank body only through the electric water replenishing device at intervals, and the cost is low.

Description

Breathing machine humidifier

Technical Field

The utility model belongs to the field of breathing machines, and particularly relates to a humidifier of a breathing machine.

Background

At present, in order to keep oxygen supplied to a patient at a temperature and humidity condition which is more suitable for human body requirements, pure water in a humidifier needs to be heated to about 37 ℃, the loss amount of pure water per hour in the humidifier under a normal condition is about 30mL, the optimal working condition of the humidifier is that the water supplementing rate and the consumption rate are in dynamic balance, and in order to control the liquid level of the pure water in the humidifier of the present respirator, a high-precision infusion pump with higher price is generally adopted to supplement the pure water continuously at a constant flow rate, but the cost is higher.

SUMMERY OF THE UTILITY MODEL

In order to solve the above technical problems, an object of the present invention is to provide a humidifier for a ventilator, which has a simple structure and is convenient to operate.

In order to achieve the purpose, the technical scheme of the utility model is as follows: the utility model provides a breathing machine humidifier, includes heating base, a jar body, cover and controller, heating base upper end middle part have with jar body bottom matched with recess, the jar body is transparent jar, and it is placed on the heating base, just the lower extreme of the jar body stretches into in the recess, the heating base is used for right the jar body heats, cover detachable installs the jar mouth department of the jar body, just air inlet, gas outlet and electronic hutch water ware have on the cover, electronic hutch water ware has water inlet and delivery port, electronic hutch water ware with the controller electricity is connected, the water inlet of electronic hutch water ware is used for communicating with the pure water bottle, the pure water bottle be used for to electronic hutch water ware supplies pure water, electronic hutch water ware be used for with the periodic quantitative supply pure water in the jar body.

The beneficial effects of the above technical scheme are that: the water supply device has a simple structure, does not need to continuously add water into the tank body, only supplies water into the tank body periodically and quantitatively at intervals through the electric water supply device, and has low cost.

In the technical scheme, the electric water replenishing device comprises a shell fixedly arranged at the upper end of the tank cover, the electric water replenishing device comprises a shell and an electric control valve, the electric control valve is electrically connected with the controller, and the electric control valve is used for opening one of the water inlet and the water outlet.

The beneficial effects of the above technical scheme are that: the water inlet is opened, the water outlet is closed to add pure water into the shell, the water outlet is opened to close the water inlet to add the pure water into the shell into the tank body so as to realize periodic quantitative water supplement.

In the technical scheme, the shell and the tank cover are integrally formed.

The beneficial effects of the above technical scheme are that: therefore, the structure is simple and the strength is high.

In the technical scheme, the electric control valve member comprises a telescopic member and two valve plugs, the water inlet is arranged at the upper end of the shell, the water outlet is arranged at the lower end of the shell, the water inlet is positioned above the water outlet, the two valve plugs are distributed in the shell at intervals up and down, and is positioned between the water inlet and the water outlet, the two valve plugs are connected by a connecting rod, the expansion piece is arranged at the upper end of the shell, the telescopic end of the telescopic part faces downwards and extends into the shell and is fixedly connected with the connecting rod, the telescopic part is electrically connected with the controller, the telescopic piece extends to drive the two valve plugs to move downwards, and the valve plug positioned below blocks the water outlet, or the telescopic piece contracts to drive the two valve plugs to move upwards, and the water inlet is blocked by the valve plugs positioned above the valve plugs.

The beneficial effects of the above technical scheme are that: the structure is simple, and the operation and the control are convenient.

In the technical scheme, the net volume in the shell is 5-15 mL.

The beneficial effects of the above technical scheme are that: so that the adaptability is strong and the water quantity in the tank body can be avoided to be insufficient.

Still include among the above-mentioned technical scheme to inlay and establish the ultrasonic ranging device of cover lower extreme, its measuring head is perpendicular downwards, ultrasonic ranging device with the controller electricity is connected.

The beneficial effects of the above technical scheme are that: so can carry out the early warning to the liquid level of jar internal, avoid the internal liquid level of jar low excessively or too high.

Drawings

FIG. 1 is a simplified schematic diagram of a humidifier of a breathing apparatus according to an embodiment of the present invention;

FIG. 2 is a schematic diagram of a portion of a humidifier of a breathing apparatus according to an embodiment of the present invention;

figure 3 is an electrical connection of an electrical module according to an embodiment of the present invention.

In the figure: 1 heating base, 11 grooves, 2 tank bodies, 3 tank covers, 31 air inlets, 32 air outlets, 33 electric water replenishing devices, 331 shell, 3311 water inlets, 3312 water outlets, 332 telescopic parts, 333 valve plugs, 334 connecting rods, 34 ultrasonic ranging devices and 4 controllers.

Detailed Description

The principles and features of this invention are described below in conjunction with the following drawings, which are set forth by way of illustration only and are not intended to limit the scope of the utility model. The utility model is described in more detail in the following paragraphs by way of example with reference to the accompanying drawings. Advantages and features of the present invention will become apparent from the following description and from the claims. It is to be noted that the drawings are in a very simplified form and are not to precise scale, which is merely for the purpose of facilitating and distinctly claiming the embodiments of the present invention.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the utility model herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only and do not represent the only embodiments.

As shown in fig. 1 and 2, the present embodiment provides a humidifier for breathing machine, which includes a heating base 1, a tank body 2, a tank cover 3 and a controller 4, wherein a groove 11 matching with the bottom of the tank body 2 is formed in the middle of the upper end of the heating base 1, the tank body 2 is a transparent tank and is placed on the heating base 1, the lower end of the tank body 2 extends into the groove 11, the heating base 1 is used for heating the tank body 2, the tank cover 3 is detachably mounted at the tank opening of the tank body 2, the tank cover 3 is provided with an air inlet 31, an air outlet 32 and an electric water supply device 33, the electric water supply device 33 is provided with an air inlet 3311 and an air outlet 3312, the electric water supply device 33 is electrically connected to the controller 4, the air inlet 3311 of the electric water supply device 33 is used for communicating with a pure water bottle, the pure water is used for supplying pure water to the electric water supply device 33, the electric water supply device 33 is used for periodically and quantitatively supplying pure water to the tank body 2, has a simple structure, does not need to continuously add water into the tank body, only supplies water into the tank body periodically and quantitatively at intervals through the electric water supply device, and has low cost. Wherein, the heating base is prior art, does not describe herein any more, and the recess accessible add an annular fender on current heating base can, the heating base (have the display screen that shows the temperature and set for the button of heating temperature value) is used for heating the internal water of jar to about 37 ℃ and keep warm. The pure water bottle is the pure water in a commercially available bottle, the pure water bottle is communicated with the water inlet through a pipeline, the pure water bottle is suspended above the tank cover, and the outflow volume of the pure water bottle is larger than the consumption rate of the pure water in the tank body under the normal condition. The tank cover is a tank body-shaped cover, the inner wall of the tank body is provided with an internal thread, the tank opening of the tank body is provided with an external thread, and the tank cover is connected with the tank opening of the tank body in a detachable threaded manner.

In the above technical solution, the electric water replenishing device 33 includes a housing 331 fixedly disposed at the upper end of the tank cover 3, the electric water replenishing device 33 includes a housing 331 and an electric control valve, the electric control valve is electrically connected to the controller 4, the electric control valve is used to selectively open the water inlet 3311 or the water outlet 3312, the electric water replenishing device has a simple structure, and the water inlet is opened, the water outlet is closed to add pure water into the housing, and the water outlet is opened to close the water inlet to add pure water into the tank body to realize periodic quantitative water replenishing.

In the above technical solution, the housing 331 and the tank cover 3 are integrally formed, so that the tank cover has a simple structure and high strength.

In the above technical solution, the electric control valve member includes a telescopic member 332 and two valve plugs 333, the water inlet 3311 is disposed at the upper end of the housing 331, the water outlet 3312 is disposed at the lower end of the housing 331, the water inlet 3311 is located above the water outlet 3312, the two valve plugs 333 are vertically spaced in the housing 331 and located between the water inlet 3311 and the water outlet 3312, the two valve plugs 333 are connected by a connecting rod 334, the telescopic member 332 is mounted at the upper end of the housing 331, the telescopic end of the telescopic member is downward and extends into the housing 331 in a sealing manner, and is connected and fixed with the connecting rod 334, the telescopic member 332 is electrically connected with the controller 4, the telescopic member 332 extends to drive the two valve plugs 333 to move downward, the valve plug 333 located below plugs the water outlet 3312, or the telescopic member 332 contracts to drive the two valve plugs 333 to move upward, the water inlet 3311 is blocked by the valve plug 333 positioned above, and the valve is simple in structure and convenient to operate and control. Wherein, the extensible member can adopt a mini-type extensible electric cylinder. Wherein, the extensible member has three flexible fender this moment, is upper, meso position and the three fender of next position respectively, when lieing in the upper, and the valve plug that lies in the top this moment is with the water inlet shutoff (the delivery port is opened this moment), when lieing in the meso position, and water inlet and delivery port are all opened, and when lieing in the next position, the valve plug that lies in the below is with the delivery port shutoff (the water inlet is opened this moment).

In the technical scheme, the net volume in the shell 331 is 5-15mL, so that the adaptability is strong, and meanwhile, the water quantity in the tank body can be prevented from being insufficient, if the net volume is 5mL, the telescopic piece can be controlled to open the water outlet once at intervals of 10min, if the net volume is 15mL, the telescopic piece can be controlled to open the water outlet once at intervals of 30min, and the water outlet can be closed after the water in the shell is discharged, wherein the aperture of the water outlet can be 0.5cm, so that the water in the shell can be quickly discharged, preferably, the net volume of the shell is small and not large, and the problem that the temperature fluctuation in the tank body is large after the water outlet is opened every time is avoided.

The technical scheme also comprises an ultrasonic ranging device 34 (such as an ultrasonic ranging probe which is used for measuring the distance from the liquid level in the tank body to the ultrasonic ranging device 34 at the lower end of the tank cover 3 so as to indirectly measure the liquid level value in the tank body), wherein the measuring head of the ultrasonic ranging device is vertically downward, the ultrasonic ranging device 34 is electrically connected with the controller 4, so that the liquid level in the tank body can be warned, the situation that the liquid level in the tank body is too low or too high is avoided, the lowest water level, the middle water level and the highest water level in the tank body can be set through the controller, if the liquid level in the tank body measured by the ultrasonic ranging device is lower than the lowest water level, the telescopic piece can be controlled to be contracted to the middle position through the controller, namely, the water outlet and the water inlet are both opened, water is continuously supplemented into the tank body until the liquid level in the tank body reaches the middle liquid level, and similarly, when the liquid level in the tank body measured by the ultrasonic ranging device exceeds the highest water level, the test controller controls the telescopic piece to extend to the water blowing opening to be blocked until the water level in the tank body is consumed to the water level in the middle.

Preferably, the controller can be an arm series single chip microcomputer arranged at the upper end of the shell, and the single chip microcomputer is provided with a power line.

Certainly also can set up a miniature audible-visual annunciator in the cover upper end, audible-visual annunciator with the controller electricity is connected, if so after the internal water level of jar is less than minimum water level, and do not have the pure water to supply the jar internally all the time (promptly the extensible member contracts to the meso position, blows the mouth of a river and the water inlet all opens, and the internal liquid level of jar does not rise all the time this moment, then can think that there is not water in the pure water bottle, then sends audible-visual alarm by controller control audible-visual annunciator this moment).

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.

Claims

1. The breathing machine humidifier is characterized by comprising a heating base (1), a tank body (2), a tank cover (3) and a controller (4), wherein a groove (11) matched with the bottom of the tank body (2) is formed in the middle of the upper end of the heating base (1), the tank body (2) is a transparent tank and is placed on the heating base (1), the lower end of the tank body (2) extends into the groove (11), the heating base (1) is used for heating the tank body (2), the tank cover (3) is detachably installed at a tank opening of the tank body (2), an air inlet (31), an air outlet (32) and an electric water replenishing device (33) are formed in the tank cover (3), the electric water replenishing device (33) is provided with a water inlet (3311) and a water outlet (3312), and the electric water replenishing device (33) is electrically connected with the controller (4), the water inlet (3311) of the electric water replenishing device (33) is used for being communicated with a pure water bottle, the pure water bottle is used for supplying pure water to the electric water replenishing device (33), and the electric water replenishing device (33) is used for periodically and quantitatively supplying pure water to the inner side of the tank body (2).

2. The humidifier according to claim 1, wherein the electric water replenishing device (33) comprises a housing (331) fixedly arranged at the upper end of the tank cover (3), the electric water replenishing device (33) comprises the housing (331) and an electrically controlled valve member, the electrically controlled valve member is electrically connected with the controller (4), and the electrically controlled valve member is used for opening the water inlet (3311) or the water outlet (3312) alternatively.

3. The humidifier according to claim 2, wherein the housing (331) is integrally formed with the canister lid (3).

4. The humidifier according to claim 3, wherein the electrically controlled valve member comprises a telescopic member (332) and two valve plugs (333), the water inlet (3311) is disposed at the upper end of the housing (331), the water outlet (3312) is disposed at the lower end of the housing (331), the water inlet (3311) is located above the water outlet (3312), the two valve plugs (333) are vertically spaced in the housing (331) and located between the water inlet (3311) and the water outlet (3312), the two valve plugs (333) are connected by a connecting rod (334), the telescopic member (332) is mounted at the upper end of the housing (331), the telescopic end of the telescopic member faces downward and extends into the housing (331) and is fixedly connected with the connecting rod (334), and the telescopic member (332) is electrically connected with the controller (4), the telescopic piece (332) extends to drive the two valve plugs (333) to move downwards and the water outlet (3312) is blocked by the valve plug (333) positioned below, or the telescopic piece (332) contracts to drive the two valve plugs (333) to move upwards and the water inlet (3311) is blocked by the valve plug (333) positioned above.

5. The humidifier according to claim 4, wherein the housing (331) has a net volume of 5-15 mL.

6. A humidifier according to any one of claims 1-5, further comprising an ultrasonic distance measuring device (34) embedded in the lower end of the tank cover (3) with its measuring head facing vertically downwards, wherein the ultrasonic distance measuring device (34) is electrically connected to the controller (4).