CN210145260U

CN210145260U - Anti-condensation breathing hose and breathing humidifying equipment

Info

Publication number: CN210145260U
Application number: CN201920424104.3U
Authority: CN
Inventors: 姜立国; 许硕贵
Original assignee: Hangzhou Benchao Medical Technology Co Ltd
Current assignee: Hangzhou Benchao Medical Technology Co Ltd
Priority date: 2019-03-29
Filing date: 2019-03-29
Publication date: 2020-03-17
Anticipated expiration: 2029-03-29

Abstract

The utility model discloses an anti-condensation breathing hose and a breathing humidification device, which comprises a hollow hose and a connecting piece; the near end of the hollow hose is connected with an air outlet of a humidifying box of the respiratory humidifying equipment, and the far end of the hollow hose is connected with a respiratory mask through a connecting piece; the connecting piece is embedded with an electric device; the pipe wall of the hollow hose is internally provided with a heating element, and the heating element heats air in the pipe wall under the action of an electric device. The utility model discloses compact structure can make the air of cavity hose can not reduce at flow process in-process temperature, and is difficult for producing the effect of comdenstion water in the cavity hose, can improve comfort level and the security of using.

Description

Anti-condensation breathing hose and breathing humidifying equipment

Technical Field

The utility model relates to the technical field of medical equipment, especially, relate to an anti-condensation's breathing hose and breathing humidifying equipment.

Background

A patient who is unable to breathe spontaneously needs to be supplied with air or other gas by means of a breathing apparatus. The air typically provided by the breathing apparatus is dry. When such air is delivered to a patient with an upper airway bypass, the mucosal layer and sensitive tissues of the lower airway are desiccated; therefore, the patient needs additional metabolism to heat the air to body temperature. Without humidification, a long-ventilated patient may produce a mucus plug in the lower respiratory tract, may be subjected to an emergency procedure to aspirate, and may cause damage to the lower respiratory tract tissue by exacerbating respiratory dryness. And the increased metabolic demand burdens all physiological systems of the patient. Thus, the breathing apparatus heats and humidifies the breathing apparatus air prior to delivery to the patient.

Currently, a breathing apparatus generally heats and humidifies air, and then delivers the heated and humidified air to a patient through a breathing hose connected to a breathing mask. However, when the heated and humidified air flows through the breathing hose, some heat is lost to the air outside the breathing hose, so that the air flow is cooled; and the hydrone in the air current meets breathing the hose and receives cold can condense and lead to the fact ponding, and the condensate water can breed the bacterium in breathing the hose, leads to use comfort level low to there is the potential safety hazard.

SUMMERY OF THE UTILITY MODEL

The utility model provides an anti-condensation breathing hose and breathing humidifying equipment, its main aim at overcome current breathing equipment's breathing hose and have air current temperature drop and ponding, and the problem that leads to.

In order to solve the technical problem, the utility model adopts the following technical scheme:

an anti-condensation breathing hose comprises a hollow hose and a connecting piece;

the near end of the hollow hose is connected with an air outlet of a humidifying box of a respiratory humidifying device, and the far end of the hollow hose is connected with a respiratory mask through the connecting piece; an electrical device is embedded in the connecting piece;

and a heating element is arranged in the pipe wall of the hollow hose, and the heating element heats the air in the pipe wall under the action of an electric device.

As an embodiment, the heating elements are uniformly distributed in a ring shape in the pipe wall.

In one embodiment, the heating element is disposed offset to the outside of the tube wall.

As an embodiment, the heating element is a heating wire.

As an embodiment, the heating wire has two strands.

As an implementable embodiment, the electrical device comprises a power supply module and an electrical interface;

the power supply module is respectively connected with the heating element and the electric interface.

As an embodiment, the electrical device further comprises a sensor;

and the sensor is respectively connected with the power supply module and the electrical interface.

As one possible embodiment, the sensor includes a temperature sensor and a humidity sensor.

Correspondingly, the utility model also provides a respiratory humidification device, which comprises a device body and the anti-condensation respiratory hose;

the breathing hose is arranged at the air outlet of the humidifying box of the equipment body.

As an implementation mode, the equipment body comprises an air inlet pipe, a fan and a humidifying box;

the fan is arranged between the air inlet pipe and the humidifying box;

when the fan works, air is brought into the humidifying box for humidification, and the humidified air is conveyed to the breathing hose through the air outlet of the humidifying box for heating.

Compared with the prior art, the technical scheme has the following advantages:

the utility model provides an anti-condensation breathing hose; a heating element is arranged in the pipe wall of a hollow hose, an electric device is embedded in a connecting piece, and the heating element heats air in the pipe wall under the action of the electric device; therefore, the temperature of the air of the hollow hose cannot be reduced in the process of flowing through, and condensed water is not easy to generate in the hollow hose; to improve comfort and safety of use.

Drawings

Fig. 1 is a schematic structural view of an anti-condensation breathing hose according to an embodiment of the present invention;

fig. 2 is a schematic structural view of a respiratory humidification apparatus provided by the second embodiment of the present invention.

In the figure: 1. a hollow hose; 11. a heating element; 2. a connecting member; 21. an electrical device; 3. an air inlet pipe; 4. A fan; 5. a humidifying box; 6. an ultrasonic oscillator; 7. and (3) a filter.

Detailed Description

The above and further features and advantages of the present invention will be apparent from the following, more complete description of the invention, taken in conjunction with the accompanying drawings, in which it is to be understood that the described embodiments are merely some, and not all, of the embodiments of the invention.

Referring to fig. 1, a condensation-proof breathing hose according to an embodiment of the present invention includes a hollow hose 1 and a connecting member 2;

the near end of the hollow hose 1 is connected with the air outlet of a humidifying box of a respiratory humidifying device, and the far end of the hollow hose 1 is connected with a respiratory mask through a connecting piece 2; the connecting piece 2 is embedded with an electric device 21;

the hollow hose 1 has a heating element 11 built into the wall of the hose, and the heating element 11 heats the air in the wall of the hose under the action of an electric device 21.

It should be noted that the material of the hollow hose 1 may be a polyethylene hose, the wall of which has a certain thickness, and the heating element 11 is embedded in the wall. The heating element 11 may be integrally formed in the wall of the tube when the breathing hose is injection molded. When the heating element 11 is operated, the temperature of the tube wall can be increased, so that the air in the tube wall is heated, and the air circulating in the hollow hose 1 can not be condensed when meeting the hot tube wall. The hollow hose 1 is ventilated, and the wall of the hose is insulated, so that the influence on the treatment effect of a patient can be reduced. The heating element 11 may be a heating wire, a heating film, or the like. If the heating wire is a heating wire, a plurality of heating wires can be arranged, and two heating wires can be arranged. Different levels and required temperatures are realized by respectively supplying power to the two heating wires. In other embodiments, the heating element 11 may also be wrapped around the outside of the breathing hose.

In the present embodiment, the connector 2 is disposed between the hollow hose 1 and the breathing mask, and the connector 2 has a structure for being coupled with the breathing mask, which is not limited thereto. The connection member 2 is made of an insulating material, and the electric device 21 is directly embedded in the connection member 2; the electrical device 21 supplies power to the heating element 11 to heat the air, so that the utility model has a compact structure and simplifies the power supply circuit of the heating element 11. Of course, in other embodiments, the heater may be disposed in the humidifying device, and the heating wire and the electrical device 21 are only disposed for heat preservation and condensation prevention of air in the rear breathing hose.

The utility model provides an anti-condensation breathing hose; a heating element 11 is arranged in the pipe wall of a hollow hose 1, an electric device 21 is embedded in a connecting piece 2, and the heating element 11 heats air in the pipe wall under the action of the electric device 21; therefore, the temperature of the air of the hollow hose 1 cannot be reduced in the process of flowing through, and condensed water is not easy to generate in the hollow hose 1; to improve comfort and safety of use.

In order to improve the heat preservation effect, the heating elements 11 are uniformly distributed in the pipe wall in a ring shape. The heating elements 11 are distributed from the proximal end of the breathing tube up to the distal end, and heat the air in the breathing tube uniformly. To further enhance the condensation-preventing effect, the heating element 11 may be disposed at a position offset to the outside of the tube wall. If the wall thickness is 30mm, it is set at a position 10mm from the outside, i.e., at position 1/3.

In the present embodiment, the electrical device 21 includes a power module and an electrical interface; and a power supply module electrically connected with the heating element 11 and the electric interface, respectively. The power supply module can be a built-in battery or an electrical interface connected with an external power supply; the heating element 11 is powered by internal or external means.

The electrical device 21 further comprises a sensor; the sensor is respectively connected with the power supply module and the electrical interface. The sensors include a temperature sensor and a humidity sensor. The sensor is also embedded in connecting piece 2, and temperature sensor can gather the temperature of connecting piece 2 department, and humidity transducer can gather the humidity of connecting piece 2 department. The connecting piece 2 is close to the breathing mask, so that the temperature, the humidity and other related parameters of the humidified air entering the breathing system of the patient can be accurately acquired, and the temperature and humidity control can be favorably checked and adjusted.

Of course, in order to implement the operation of the sensor, a circuit, such as an amplifying circuit, a signal conditioning circuit, an analog/digital signal transmission interface circuit, etc., which is matched with the sensor to operate, needs to be disposed in the connecting member 2. In other embodiments, the circuit for cooperating with the sensor may be provided in the respiratory humidification device, but the electrical device 21 of the connector 2 must have an electrical interface for analog/digital signal transmission, which can be connected to the interactive device for facilitating data acquisition and use of the interactive device.

The temperature sensor may be a thermistor, a thermocouple, a semiconductor thermal diode, an integrated circuit type temperature sensor, or the like. The humidity sensor may be a resistance type humidity sensor, a capacitance type humidity sensor, or the like. Of course, to achieve sensor operation. In other embodiments, a connector 2 is also provided at the proximal end of the breathing hose, and an electrical device 21 is provided in the proximal connector 2.

Based on the same utility model discloses think about, the embodiment two of the utility model provides a breathe humidifying equipment, the implementation of this system can refer to the process realization of the breathing hose of above-mentioned anti-condensation, and the repeated part is no longer redundant.

As shown in fig. 2, a second embodiment of the present invention provides a respiratory humidification apparatus, which includes an apparatus body and an anti-condensation respiratory hose; the breathing hose is arranged at the air outlet of the humidifying box 5 of the equipment body; the equipment body comprises an air inlet pipe 3, a fan 4 and a humidifying box 5; the fan 4 is arranged between the air inlet pipe 3 and the humidifying box 5; when the fan 4 works, air is brought into the humidifying box 5 for humidification, and the humidified air is conveyed to the breathing hose through the air outlet of the humidifying box 5 for heating.

The air inlet pipe 3 comprises an air inlet pipe and an oxygen inlet pipe, and a filter 7 is arranged in the air inlet pipe to filter incoming air. An ultrasonic oscillator 6 can be arranged below the humidifying box 5, and purified water is atomized by utilizing a vibrating piece of the ultrasonic oscillator 6.

The utility model has compact structure, the heating element 11 is arranged in the pipe wall of the hollow hose 1, the electric device 21 is embedded in the connecting piece 2, and the heating element 11 heats the air in the pipe wall under the action of the electric device 21; therefore, the temperature of the air of the hollow hose 1 cannot be reduced in the process of flowing through, and condensed water is not easy to generate in the hollow hose 1; to improve comfort and safety of use.

Although the present invention has been disclosed in the preferred embodiments, it is not intended to limit the present invention, and any person skilled in the art can use the above-mentioned method and technical contents to make possible changes and modifications to the technical solution of the present invention without departing from the spirit and scope of the present invention, therefore, any simple modification, equivalent changes and modifications made to the above embodiments by the technical substance of the present invention all belong to the protection scope of the technical solution of the present invention.

Claims

1. An anti-condensation breathing hose is characterized by comprising a hollow hose and a connecting piece;

2. The condensation resistant breathing hose of claim 1 wherein the heating elements are uniformly distributed annularly within the tube wall.

3. The condensation resistant breathing hose of claim 1 wherein the heating element is disposed offset to the outside of the tube wall.

4. The condensation resistant breathing hose of claim 1 wherein the heating element is a heating wire.

5. The condensation resistant breathing hose of claim 4 wherein said heating wire is two-ply.

6. The condensation-resistant breathing hose of claim 1, wherein the electrical device comprises a power module and an electrical interface;

7. The condensation-resistant breathing hose of claim 6, wherein the electrical device further comprises a sensor;

8. The condensation resistant breathing hose of claim 7, wherein the sensor comprises a temperature sensor and a humidity sensor.

9. A breath humidification apparatus comprising an apparatus body and an anti-condensation breathing hose as claimed in any one of claims 1 to 8;

10. The respiratory humidification apparatus as claimed in claim 9, wherein the apparatus body comprises an air inlet tube, a fan and a humidification cartridge;

the fan is arranged between the air inlet pipe and the humidifying box;