CN211245061U

CN211245061U - Breathing heating device and breathing machine

Info

Publication number: CN211245061U
Application number: CN201921686073.5U
Authority: CN
Inventors: 罗妮; 蒋智; 李隽�
Original assignee: Guizhou Provincial Peoples Hospital
Current assignee: Guizhou Provincial Peoples Hospital
Priority date: 2019-10-10
Filing date: 2019-10-10
Publication date: 2020-08-14
Anticipated expiration: 2029-10-10

Abstract

The utility model belongs to the technical field of medical breathing equipment, and discloses a breathing heating device and a breathing machine, wherein the heating device comprises a connector, a heating component and a temperature controller, the connector realizes the connection and installation of the heating device, the heating component realizes the heating treatment of conducting oxygen, and the temperature controller controls the heating temperature of the heating component; a flow guide channel is arranged in the connector, and four flow guide ports are formed; the heating assembly comprises a connector, a heat preservation pipe, a heating wire mesh and a temperature sensor; the utility model realizes the installation of the heating component based on the connector, thereby meeting the requirement of oxygen heating on the premise of not changing the structure of the original breathing machine, and having lower cost compared with the breathing machine with heating function redesigned; and the connector, the breathing machine and the heating device can be detached independently, so that the components can be replaced independently, and the use cost is reduced.

Description

Breathing heating device and breathing machine

Technical Field

The utility model belongs to the technical field of medical treatment respiratory equipment, concretely relates to breathe heating device and breathing machine.

Background

With the continuous update and technical innovation of medical equipment, patients have more and more gospel, for example, when patients are hospitalized, oxygen needs to be supplied mostly to maintain the normal oxygen input of the patients, and a medical ventilator effectively meets the treatment requirement under the condition;

however, in the actual use process, in order to ensure the comfort of breathing of the patient, the oxygen derived by the breathing machine is humidified and heated, and especially under the condition of low ambient temperature in winter, the heating of the oxygen flow is very important; in addition, in the oxygen heating treatment, the heating temperature also needs to be accurately controlled, and particularly for patients with respiratory diseases, the recurrence of the respiratory diseases is easily caused by the supercooled or overheated oxygen;

in view of this, a heating device capable of precisely performing heating treatment for leading out oxygen and a ventilator using the heating device are provided.

Aiming at the problems, a respirator with a heating function and two modes of heating a catheter of the respirator by utilizing an external device are provided in the existing market, wherein the structure and the system of the original respirator are required to be changed when the heating function is added, so that the cost is high; the outer packaging device is wrapped on the breathing machine conduit, and the heating effect can be realized only by conducting heat through the breathing machine conduit, so that the heating efficiency is lower, and the heat energy is greatly dissipated.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a breathe heating device and breathing machine for the patient is more comfortable when carrying out passive respiratory therapy, guarantees simultaneously that its production and use cost are lower.

In order to achieve the above object, the utility model provides a following technical scheme:

the breathing heating device comprises a connector, a heating assembly and a temperature controller, wherein the connector is used for realizing the connection and installation of the heating device, the heating assembly is used for realizing the heating treatment of conducting oxygen, and the temperature controller is used for controlling the heating temperature of the heating assembly;

a flow guide channel is arranged in the connector, four flow guide ports are formed, two of the flow guide ports are respectively an oxygen inlet and an oxygen outlet, and the other two flow guide ports are connected with two ends of the heating assembly;

heating element includes connector, insulating tube, heating wire net and temperature sensor, wherein the connector is equipped with two to connect respectively in the both ends of insulating tube, in order to realize being connected between insulating tube both ends and the connector, heating wire net and temperature sensor all are located the insulating tube to and be connected with by the conductor wire between the temperature controller.

Preferably, the position department that lies in between oxygen import and the oxygen export in the connector is equipped with fixed block and movable block, and has seted up the water conservancy diversion through-hole in the fixed block, the movable block is located one side of fixed block to cooperate with the water conservancy diversion mouth that heating element entrance point is connected, one side that the water conservancy diversion mouth was kept away from to the movable block is connected with portable valve rod, realizes the reciprocating motion of movable block, with the switching of formation gas guide direction in the connector.

Preferably, a one-way valve is further arranged in the connector, and the one-way valve is located in a flow guide opening connected with the outlet end of the heating assembly, so that when air flows through the flow guide opening, the air only flows into the connector from the outside of the connector.

Preferably, with be equipped with the brace rod in the connector that the insulating tube exit end is connected, the brace rod is total six, is the mode distribution of annular array, and six brace rod interconnect's position department forms with the disc structure, temperature sensor imbeds in the disc structure.

The breathing machine comprises a face mask, an air duct, an oxygen mixing device and the heating device, wherein the air duct is connected between the heating device and the oxygen mixing device to realize oxygen derivation, and the heating device is connected between the air duct and the face mask to realize the heating treatment of deriving oxygen.

Compared with the prior art, the utility model, following beneficial effect has:

(1) the utility model realizes the installation of the heating component based on the connector, thereby meeting the requirement of oxygen heating on the premise of not changing the structure of the original breathing machine, and having lower cost compared with the breathing machine with heating function redesigned; and the connector, the breathing machine and the heating device can be detached independently, so that the components can be replaced independently, and the use cost is reduced.

(2) Based on the matching of the connector and the heating assembly, the oxygen changes the flowing direction in the connector to enter the heating assembly to form direct heating, and compared with indirect heating of an outer package device, the heating efficiency is higher, and heat energy loss is smaller; in addition, the heat preservation pipe in the heating assembly is arranged to be in a vacuum sandwich pipeline structure, so that the heat energy loss in the heating process is further reduced.

(3) The heating device can effectively meet the requirement of leading out oxygen for heating, and the heating temperature of the oxygen is adjusted based on the temperature sensor and the temperature controller, so that the comfort of the breathing machine is further ensured; in addition, temperature sensor sets up in the position department that oxygen was finally derived based on the brace rod to can fully contact with temperature sensor when making oxygen derive, and then effectively guaranteed the accurate nature that oxygen temperature detected.

Drawings

Fig. 1 is a schematic structural diagram of a breathing machine of the present invention;

fig. 2 is a schematic structural diagram of the connector of the present invention;

FIG. 3 is a schematic structural view of the middle thermal insulation pipe of the present invention;

FIG. 4 is a cross-sectional view taken along direction A of FIG. 3;

in the figure: 10-a breathing machine, 11-a face mask, 12-an air duct, 13-an oxygen mixing device, 20-a heating device, 21-a connector, 211-a fixed block, 212-a movable block, 213-a one-way valve, 22-a heating component, 221-a connector, 222-a heat preservation pipe, 223-a heating wire mesh, 224-a supporting rib, 225-a temperature sensor and 23-a temperature controller.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Example 1

Referring to fig. 1, the present embodiment provides a ventilator 10, which includes a mask 11, an airway tube 12, an oxygen mixing device 13, and a heating device 20, wherein the airway tube 12 is connected between the heating device 20 and the oxygen mixing device 13 to achieve oxygen discharge, and the heating device 20 is connected between the airway tube 12 and the mask 11 to achieve heating treatment for oxygen discharge.

Example 2

Referring to fig. 1 to 4, the present embodiment provides a respiratory heating device 20, which is applied to a ventilator 10 of embodiment 1, and includes a connector 21, a heating element 22 and a temperature controller 23, wherein the connector 21 realizes the connection and installation of the heating device 20, the heating element 22 realizes the heating treatment of conducting oxygen, and the temperature controller 23 controls the heating temperature of the heating element 22;

a flow guide channel is arranged in the connector 21, and four flow guide ports (a/b/c/d) are formed, wherein two (a/d) are respectively an oxygen inlet (a) and an oxygen outlet (d), and the other two (b/c) are connected with two ends of the heating assembly 22;

the heating assembly 22 includes two connectors 221, a heat preservation pipe 222, a heating wire mesh 223 and a temperature sensor 225, wherein the two connectors 221 are respectively connected to two ends of the heat preservation pipe 222 to realize connection between two ends of the heat preservation pipe 222 and the connector 21, and the heating wire mesh 223 and the temperature sensor 225 are both located in the heat preservation pipe 222 and connected with the temperature controller 23 through a conductive wire.

Specifically, when the heating assembly 22 is started to conduct oxygen guiding and heating, oxygen is guided in through the oxygen inlet (a), then enters the flow guide opening (b), and then passes through the corresponding connector 221 to enter the heat preservation pipe 222, at the moment, the heating wire mesh 223 in the heat preservation pipe 222 is electrified to form heating, so that the guided oxygen is directly heated, the temperature of oxygen airflow is increased, the temperature after the oxygen is heated is detected through the temperature sensor 225, and the comfort after the oxygen is heated is ensured;

as shown in fig. 3, it can be seen that a cavity interlayer is disposed in the wall of the thermal insulation pipe 222, so that the thermal insulation pipe 222 forms a vacuum interlayer structure, and the thermal insulation performance of the thermal insulation pipe 222 is further improved, thereby reducing the loss of thermal energy in the thermal insulation pipe 222.

In this embodiment, preferably, a fixed block 211 and a movable block 212 are disposed in the connector 21 at a position between the oxygen inlet (a) and the oxygen outlet (d), a flow guide through hole is formed in the fixed block 211, the movable block 212 is located at one side of the fixed block 211 and is matched with a flow guide port (b) connected to the inlet end of the heating assembly 22, and a movable valve rod is connected to one side of the movable block 212 far from the flow guide port to realize reciprocating movement of the movable block 212, so as to form switching of the gas guide direction in the connector 21.

Based on the above structure, the connector 21 can be made to conduct bidirectionally;

one is as follows: as shown in fig. 2, the movable block 212 is pushed to the innermost position, so that the flow guide port (b) is in a sealed state, and at this time, the movable block 212 and the flow guide through hole on the fixed block 211 are in a staggered state, so that the oxygen inlet (a) and the oxygen outlet (d) are communicated with each other, and the oxygen flow is directly communicated through the flow guide through hole;

the second step is as follows: the movable valve rod on one side of the movable block 212 is pulled, so that the movable block 212 moves to the position corresponding to the flow guide through hole, the sealing of the flow guide through hole is formed, the oxygen inlet (a) is communicated with the flow guide port (b), and the heating treatment of the oxygen is realized.

In this embodiment, it is preferable that a one-way valve 213 is further disposed in the connector 21, and the one-way valve 213 is located in a diversion port (c) connected to the outlet end of the heating assembly 22, so that the air flow can only flow into the connector 21 from the outside of the connector 21 when passing through the diversion port, and the purpose of the particular one-way valve 213 is: under one of the above-mentioned use conditions, the whole breathing machine 10 can still keep normal operation after the heating assembly 22 is disassembled, and the air leakage phenomenon is avoided.

In this embodiment, preferably, six support ribs 224 are disposed in the connector 221 connected to the outlet end of the thermal insulation pipe 222, and are distributed in an annular array, and a disk structure is formed at a position where the six support ribs 224 are connected to each other, and the temperature sensor 225 is embedded in the disk structure;

specifically, the structure is arranged to ensure that the temperature sensor 225 is located at the middle position of the heating assembly 22, so that the oxygen can be sufficiently contacted with the temperature sensor 225 when circulating, so as to ensure the accuracy of detection of the temperature sensor 225;

in addition, the temperature sensor 225 is arranged at the outlet end of the heat preservation pipe 222, so that the temperature detected by the temperature sensor 225 is the final oxygen exhaust temperature, and the error between the detection temperature and the actual derived oxygen temperature is greatly reduced.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. Breathing heating device, its characterized in that: the heating device (20) mainly comprises a connector (21), a heating assembly (22) and a temperature controller (23), wherein the connector (21) is used for realizing the connection and installation of the heating device (20), the heating assembly (22) is used for realizing the heating treatment of conducting oxygen, and the temperature controller (23) is used for controlling the heating temperature of the heating assembly (22);

a flow guide channel is arranged in the connector (21) and four flow guide ports are formed, wherein two flow guide ports are respectively an oxygen inlet and an oxygen outlet, and the other two flow guide ports are connected with two ends of the heating assembly (22);

heating element (22) are including connector (221), insulating tube (222), heating wire net (223) and temperature sensor (225), wherein connector (221) is equipped with two to connect respectively in the both ends of insulating tube (222) to realize being connected between insulating tube (222) both ends and connector (21), heating wire net (223) and temperature sensor (225) all are located insulating tube (222) to be connected with by the conductor wire between with temperature controller (23).

2. The respiratory heating apparatus according to claim 1, wherein: the utility model discloses a connector, including connector (21), be located the oxygen import and oxygen export position department between be equipped with fixed block (211) and movable block (212), and seted up the water conservancy diversion through-hole in fixed block (211), movable block (212) are located one side of fixed block (211) to cooperate with the water conservancy diversion mouth that heating element (22) entrance point was connected, one side that the water conservancy diversion mouth was kept away from in movable block (212) is connected with portable valve rod, realizes the reciprocating motion of movable block (212) to form the switching of gas guide direction in connector (21).

3. The respiratory heating apparatus according to claim 2, wherein: a one-way valve (213) is also arranged in the connector (21), and the one-way valve (213) is positioned in a flow guide opening connected with the outlet end of the heating component (22), so that when air flows through the flow guide opening, the air only can flow into the connector (21) from the outside of the connector (21).

4. The respiratory heating apparatus according to claim 1, wherein: with be equipped with brace rod (224) in connector (221) that insulating tube (222) exit end is connected, brace rod (224) are total six, are ring array's mode and distribute, and six brace rod (224) interconnect's position department forms with the disc structure, temperature sensor (225) imbed in the disc structure.

5. The respirator is characterized by comprising a respirator (10) body which mainly comprises a face mask (11), an air duct (12) and a heating device (20), wherein the heating device (20) is any one of the respiratory heating devices in claims 1-5, and the face mask (11) and the air duct (12) are respectively connected with the outlet end and the inlet end of the heating device (20).

6. The ventilator of claim 5, wherein: the oxygen mixing device (13) is further included, and the oxygen mixing device (13) is connected with the air duct (12) to achieve oxygen guiding out.