CN215741187U

CN215741187U - Heating device for breathing machine

Info

Publication number: CN215741187U
Application number: CN202121947404.3U
Authority: CN
Inventors: 尚亚喆
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-08-19
Filing date: 2021-08-19
Publication date: 2022-02-08
Anticipated expiration: 2031-08-19

Abstract

The utility model discloses a heating device for a breathing machine, which comprises a constant temperature heater and a constant temperature groove, wherein the constant temperature heater is arranged on the constant temperature groove; a constant temperature groove is arranged above the constant temperature heater, sterile water is filled in the constant temperature groove, an air inlet pipe and an air outlet pipe are arranged on the constant temperature groove, and the air inlet pipe and the air outlet pipe and one end of the constant temperature groove extend to the inside of the constant temperature groove; the constant temperature tank is also internally provided with a water feeding pipe, the water outlet end of the water feeding pipe is provided with a water feeding mechanism, the water feeding mechanism comprises two baffle plates which are symmetrically arranged, and sterile water is fed into the constant temperature tank through the opening and closing of the baffle plates; an inner pipe is arranged inside the water feeding pipe, a groove is formed between the water feeding pipe and the inner pipe, and one side of the baffle is arranged inside the groove; the floating plate of the water adding mechanism arranged in the water adding pipe drives the baffle plate to open and close, water flow inside the water adding pipe is controlled, automatic water adding into the constant temperature tank is realized, the humidifying effect is good, the aseptic water quantity in the constant temperature tank is kept constant, and water adding into the constant temperature tank is not needed manually.

Description

Heating device for breathing machine

Technical Field

The utility model belongs to the field of auxiliary breathing equipment, and particularly relates to a heating device for a breathing machine.

Background

The breathing machine is a vital medical device which can prevent and treat respiratory failure and save and prolong the life of a patient. Occupies a very important position in the modern medical field. In the using process of the rebreather, heating and humidifying functions are generally arranged in the rebreather, so that the using comfort of a patient is improved, and the nursing workload is reduced.

The heating or humidifying mode adopted by the existing breathing machine is that a heating pipeline arranged in the breathing machine is matched with a humidifying pipeline to heat and humidify the gas transmission pipe, and the heating and humidifying mode has high control difficulty, lower accuracy and high manufacturing cost; in addition, a humidification tank is adopted to humidify a breathing machine pipeline, but the water level inside the humidification tank is generally controlled manually at present, if the water level is too low, the humidification effect is poor, and if the water level is too high, an air outlet can be buried, so that the breathing machine cannot normally supply air, and the normal ventilation use of the breathing machine is influenced.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects of the prior art, the utility model provides a heating device for a breathing machine, which heats and humidifies the gas in an air inlet pipe by setting sterile water in a thermostatic bath, so that the accuracy of temperature and humidity control is improved, and the comfort level of a patient is improved; the floating plate of the water adding mechanism arranged in the water adding pipe drives the baffle plate to open and close, water flow inside the water adding pipe is controlled, automatic water adding into the constant temperature tank is realized, the humidifying effect is good, the aseptic water quantity in the constant temperature tank is kept constant, and water adding into the constant temperature tank is not needed manually.

The utility model provides the following technical scheme:

a heating device for a breathing machine comprises a constant temperature heater and a constant temperature groove; a constant temperature groove is arranged above the constant temperature heater, the constant temperature groove is of a closed structure, sterile water is filled in the constant temperature groove, an air inlet pipe and an air outlet pipe are arranged on the constant temperature groove, and the air inlet pipe and the air outlet pipe and one end of the constant temperature groove extend to the inside of the constant temperature groove; the constant temperature tank is also internally provided with a water feeding pipe, the water outlet end of the water feeding pipe is provided with a water feeding mechanism, the water feeding mechanism comprises two baffle plates which are symmetrically arranged, and sterile water is fed into the constant temperature tank through the opening and closing of the baffle plates; the inner pipe is arranged in the water feeding pipe, a groove is formed between the water feeding pipe and the inner pipe, and one side of the baffle is arranged in the groove.

Preferably, the two baffles are of semicircular structures, the arc-shaped side of each baffle is arranged inside the corresponding groove, a spring is arranged inside each groove, one end of each spring is connected with the inner wall of the corresponding water feeding pipe, and the other end of each spring is connected with the corresponding baffle; and one sides of the two baffle plates close to each other are connected with rubber pads, and the two baffle plates are sealed by being extruded by the rubber pads.

Preferably, the water adding mechanism further comprises a partition plate, the partition plate is arranged above the baffle plate, a plurality of through holes are formed in the partition plate, the side wall of the partition plate is connected with the inner pipe, and a floating plate is arranged below the partition plate.

Preferably, one side that the kickboard is close to the baffle is equipped with a plurality of inserted bars, and is a plurality of the inserted bar sets up with the equal one-to-one of a plurality of through-holes, the below central point of kickboard puts and is connected with the fixed block.

Preferably, the fixed block is symmetrically provided with two connecting rods, the two connecting rods are rotatably connected with the fixed block through pin shafts arranged on the two connecting rods, the other ends of the two connecting rods are connected with connecting blocks, the connecting blocks belong to the connecting blocks, and the connecting blocks are connected with the baffle.

Preferably, the other ends of the two connecting rods are rotatably connected with the connecting block.

Preferably, the floating plate is of a hollow structure, and light gas is filled in the floating plate.

Preferably, the kickboard is the plastics material, and the helium is equipped with in the inside of kickboard, increases the buoyancy of kickboard, and two baffles produce stronger extrusion force when guaranteeing the kickboard and drive the connecting rod, and the leakproofness is good.

Preferably, one end of the air inlet pipe in the thermostatic bath is lower than the liquid level of the sterile water, and one end of the air outlet pipe in the thermostatic bath is higher than the liquid level of the sterile water; the height of one end of the water inlet pipe in the thermostatic bath is positioned in the middle of the air inlet pipe and the air outlet pipe.

Preferably, the constant temperature heater is an electric heater.

Preferably, the air inlet pipe is connected with an oxygen cylinder, and the air outlet pipe is connected with the air inlet end of the respirator.

In addition, in the process of heating and humidifying, oxygen enters the thermostatic bath through the air inlet pipe, is subjected to water bath heating and humidifying through sterile water, is connected with the breathing machine through the air outlet pipe, leads the heated and humidified gas into the breathing machine, and is sent to the mouth and nose of a patient through the breathing machine, so that the comfortable temperature and humidity of oxygen inhalation of the patient are ensured, and the accuracy of temperature and humidity control is improved; carry out automatic watered in-process through mechanism of adding water, when aseptic water liquid level inside the thermostatic bath is less than the filler pipe tip, the floating block receives the effect of gravity, drives the fixed block and moves down, and the connecting rod that the fixed block below set up takes place to rotate, and the angle grow, two baffles separate from each other thereupon, form the route, and aseptic water flows downwards through the gap between through-hole and the baffle, realizes adding water automatically to the thermostatic bath. When the liquid level in the thermostatic bath is higher than the filler pipe tip, the floating block receives the buoyancy effect, drives the fixed block rebound, and the angle of two connecting rods diminishes, and two baffles move in opposite directions thereupon, and the rubber pad through setting up compresses tightly and realizes the closure to during the inserted bar inserted the through-hole of baffle, rivers can't get into the thermostatic bath in, thereby realize that the liquid level keeps unchangeable height in the automatic control thermostatic bath, need not the manual work and add water, convenient to use.

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

(1) according to the heating device for the breathing machine, the sterile water is arranged in the constant temperature tank to heat and humidify the gas in the air inlet pipe, so that the accuracy of temperature and humidity control is improved, and the comfort degree of a patient is improved.

(2) According to the heating device for the breathing machine, the floating plate of the water adding mechanism arranged in the water adding pipe drives the baffle plate to open and close, water flow in the water adding pipe is controlled, automatic water adding into the constant temperature tank is achieved, the humidifying effect is good, the constant sterile water amount in the constant temperature tank is kept, and manual water adding into the constant temperature tank is not needed.

(3) According to the heating device for the breathing machine, the floating plate is made of plastic, helium is filled in the floating plate, so that the buoyancy of the floating plate is increased, the two baffles can generate stronger extrusion force when the floating plate drives the connecting rod, and the sealing performance is good.

(4) According to the heating device for the breathing machine, when the liquid level in the warm tank is higher than the end part of the water feeding pipe, the floating block is subjected to the buoyancy effect to drive the fixed block to move upwards, the angle of the two connecting rods is reduced, the two baffle plates move oppositely, the two baffle plates are tightly pressed through the arranged rubber pads to be closed, the sealing performance is improved, the inserting rods are inserted into the through holes of the partition plates, water flow cannot enter the constant temperature tank, the constant height of the liquid level in the constant temperature tank is automatically controlled, manual water feeding is not needed, and the heating device is convenient to use.

(5) According to the heating device for the breathing machine, the connecting rod is arranged to drive the baffle to indirectly move, so that the structural stability is improved.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

Fig. 1 is a schematic view of the overall structure of the present invention.

FIG. 2 is a schematic view of the water adding mechanism of the present invention.

Fig. 3 is a schematic view of the water adding mechanism of the present invention with closed passage.

Fig. 4 is a schematic view of the baffle structure of the present invention.

Fig. 5 is a schematic view of the filter body structure of the present invention.

In the figure: A. a water adding mechanism; 1. a constant temperature heater; 2. a thermostatic bath; 3. an air inlet pipe; 4. an air outlet pipe; 5. a water feeding pipe; 6. sterile water; 7. an inner tube; 8. a baffle plate; 9. a groove; 10. a spring; 11. a rubber pad; 12. a partition plate; 13. floating blocks; 14. inserting a rod; 15. a fixed block; 16. a connecting rod; 17. connecting blocks; 18. and a through hole.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions of the embodiments of the present invention will be described in detail and completely with reference to the accompanying drawings. It is to be understood that the described embodiments are only a few embodiments of the present invention, and not all embodiments. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention.

Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention.

Example one

Referring to fig. 1, a heating device for a ventilator includes a constant temperature heater 1, a constant temperature bath 2; a constant temperature groove 2 is arranged above the constant temperature heater 1, the constant temperature groove 2 is of a closed structure, sterile water 6 is filled in the constant temperature groove 2, an air inlet pipe 3 and an air outlet pipe 4 are arranged on the constant temperature groove 2, and the air inlet pipe 3 and the air outlet pipe 4 and one end of the constant temperature groove 2 extend to the inside of the constant temperature groove 2; a water feeding pipe 5 is further arranged in the thermostatic bath 2, a water feeding mechanism A is arranged at the water outlet end of the water feeding pipe 5 and comprises two baffle plates 8 which are symmetrically arranged, and sterile water 6 is fed into the thermostatic bath 2 through opening and closing of the baffle plates 8; the inside of filler pipe 5 is equipped with inner tube 7, set up recess 9 between filler pipe 5 and the inner tube 7, one side setting of baffle 8 is inside recess 9.

The two baffles 8 are of semicircular structures, the arc-shaped sides of the baffles 8 are arranged inside the grooves 9, springs 10 are arranged inside the grooves 9, one ends of the springs 10 are connected with the inner wall of the water feeding pipe 5, and the other ends of the springs 10 are connected with the baffles 8; and one sides of the two baffle plates 8 close to each other are connected with rubber pads 11, and the sealing is carried out by extruding the rubber pads 11.

Example two

Referring to fig. 2 to 5, on the basis of the first embodiment, the water adding mechanism a further includes a partition plate 12, the partition plate 12 is disposed above the baffle plate 8, the partition plate 12 is provided with a plurality of through holes 18, a side wall of the partition plate 12 is connected to the inner pipe 7, and a floating plate is disposed below the partition plate 12. One side that the kickboard is close to baffle 12 is equipped with a plurality of inserted bars 14, and is a plurality of inserted bar 14 corresponds the setting with a plurality of through-holes 18 homogeneous one to one, the below central point of kickboard puts and is connected with fixed block 15.

Two connecting rods 16 are symmetrically arranged on the fixed block 15, the two connecting rods 16 are rotatably connected with the fixed block 15 through pin shafts arranged, the other ends of the two connecting rods 16 are connected with connecting blocks 17, the connecting blocks 17 belong to, and the connecting blocks 17 are connected with the baffle 8. The other ends of the two connecting rods 16 are rotatably connected with the connecting block 17. The floating plate is of a hollow structure, and light gas is filled in the floating plate.

The kickboard is the plastics material, and the helium is equipped with in the inside of kickboard, increases the buoyancy of kickboard, and two baffles 8 produce stronger extrusion force when guaranteeing that the kickboard drives connecting rod 16, and the leakproofness is good. One end of the air inlet pipe 3 in the thermostatic bath 2 is lower than the liquid level of the sterile water 6, and one end of the air outlet pipe 4 in the thermostatic bath 2 is higher than the liquid level of the sterile water 6; the height of one end of the water inlet pipe in the thermostatic bath 2 is positioned in the middle of the air inlet pipe 3 and the air outlet pipe 4. The constant temperature heater 1 is an electric heater. The air inlet pipe 3 is connected with an oxygen cylinder, and the air outlet pipe 4 is connected with the air inlet end of the respirator.

EXAMPLE III

On the basis of the first embodiment, in the heating and humidifying process, oxygen enters the thermostatic bath 2 through the air inlet pipe 3, is subjected to water bath heating and humidifying through the sterile water 6, is connected with the breathing machine through the air outlet pipe 4, introduces the heated and humidified gas into the breathing machine, and is sent to the mouth and nose of a patient through the breathing machine, so that the oxygen inhalation of the patient is ensured to have comfortable temperature and comfortable humidity, and the accuracy of temperature and humidity control is improved; carry out automatic watered in-process through adding water mechanism A, when 6 liquid levels of aseptic water in the inside of thermostatic bath 2 were less than with the 5 tip of filler pipe, the kicking block 13 received the effect of gravity, drove the downward movement of fixed block 15, and the connecting rod 16 that sets up below the fixed block 15 takes place to rotate, and the angle grow, and two baffles 8 separate apart mutually thereupon, form the passageway, and aseptic water 6 flows downwards through the gap between through-hole 18 and the baffle 8, realizes automatic adding water in the thermostatic bath 2. When the liquid level in the thermostatic bath 2 is higher than the tip of the filler pipe 5, the floating block 13 receives the buoyancy effect, drive fixed block 15 and upwards remove, two connecting rods 16's angle diminishes, two baffles 8 move in opposite directions along with, compress tightly through the rubber pad 11 that sets up and realize the closure, and in the through-hole 18 of inserted bar 14 insertion baffle 12, the rivers can't get into in the thermostatic bath 2, thereby realize that the liquid level keeps unchangeable height in the automatic control thermostatic bath 2, need not artifical water, convenient to use.

What obtain through above-mentioned technical scheme is a heating device for breathing machine, heats and humidifies the gas in the intake pipe through the built-in sterile water of constant temperature tank that sets up, increases the accuracy nature of temperature and humidity control, increases the comfort level that the patient used. The floating plate of the water adding mechanism arranged in the water adding pipe drives the baffle plate to open and close, water flow inside the water adding pipe is controlled, automatic water adding into the constant temperature tank is realized, the humidifying effect is good, the aseptic water quantity in the constant temperature tank is kept constant, and water adding into the constant temperature tank is not needed manually. The kickboard is the plastics material, and the helium is equipped with in the inside of kickboard, increases the buoyancy of kickboard, and two baffles produce stronger extrusion force when guaranteeing the kickboard and driving the connecting rod, and the leakproofness is good. Compress tightly through the rubber pad that sets up and realize the closure, increase the leakproofness to in the through-hole of inserted bar insertion baffle, the rivers can't get into the thermostatic bath, thereby realize that the liquid level keeps unchangeable height in the automatic control thermostatic bath, need not the manual work and add water convenient to use. The connecting rod is arranged to drive the baffle to indirectly move, so that the structural stability is improved.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and it will be apparent to those skilled in the art that various modifications and variations can be made in the present invention; any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A heating device for a breathing machine comprises a constant temperature heater (1) and a constant temperature groove (2); the constant-temperature heating device is characterized in that a constant-temperature tank (2) is arranged above the constant-temperature heater (1), the constant-temperature tank (2) is of a closed structure, sterile water (6) is filled in the constant-temperature tank (2), an air inlet pipe (3) and an air outlet pipe (4) are arranged on the constant-temperature tank (2), and the air inlet pipe (3) and the air outlet pipe (4) and one end of the constant-temperature tank (2) extend to the inside of the constant-temperature tank (2); a water feeding pipe (5) is further arranged in the thermostatic bath (2), a water feeding mechanism (A) is arranged at the water outlet end of the water feeding pipe (5), the water feeding mechanism (A) comprises two symmetrically-arranged baffle plates (8), and sterile water (6) is fed into the thermostatic bath (2) through opening and closing of the baffle plates (8); the inner pipe (7) is arranged inside the water feeding pipe (5), a groove (9) is formed between the water feeding pipe (5) and the inner pipe (7), and one side of the baffle (8) is arranged inside the groove (9).

2. The heating device for the breathing machine according to claim 1, wherein the two baffles (8) are both of a semicircular structure, one arc-shaped side of each baffle (8) is arranged inside the groove (9), a spring (10) is arranged inside the groove (9), one end of the spring (10) is connected with the inner wall of the water adding pipe (5), and the other end of the spring (10) is connected with the baffle (8); one side of each baffle (8) close to the other is connected with a rubber pad (11), and the two baffles are sealed by being extruded by the rubber pads (11).

3. The heating device for the breathing machine according to claim 1, wherein the water adding mechanism (A) further comprises a partition plate (12), the partition plate (12) is arranged above the baffle plate (8), a plurality of through holes (18) are formed in the partition plate (12), the side wall of the partition plate (12) is connected with the inner pipe (7), and a floating plate is arranged below the partition plate (12).

4. The heating device for the breathing machine according to claim 3, wherein a plurality of insertion rods (14) are arranged on one side of the floating plate close to the partition plate (12), the insertion rods (14) are uniformly and correspondingly arranged with a plurality of through holes (18), and a fixed block (15) is connected to the lower center position of the floating plate.

5. The heating device for the breathing machine according to claim 4, wherein two connecting rods (16) are symmetrically arranged on the fixing block (15), the two connecting rods (16) are rotatably connected with the fixing block (15) through arranged pin shafts, the other ends of the two connecting rods (16) are connected with connecting blocks (17) which belong to the connecting blocks (17), and the connecting blocks (17) are connected with the baffle (8).

6. A heating device for a respirator according to claim 5, characterized in that the other ends of both connecting rods (16) are rotatably connected to the connecting block (17).

7. The heating device for the breathing machine as claimed in claim 3, wherein the floating plate is a hollow structure, and the floating plate is filled with light gas.