CN108744198A - A kind of self-adjustable inhalation device - Google Patents

Abstract

The invention discloses an automatically adjustable oxygen inhalation device, which comprises a base, an oxygen control mechanism, a humidification mechanism, a finger-clip oximeter and a breathing mask. The breathing mask is provided with a respiratory frequency sensor; the oxygen control mechanism It includes a control tank installed on the base. The control tank is provided with a first oxygen inlet and an oxygen outlet adjustment port. A rectangular box covering the oxygen outlet adjustment port is fixed on the outside of the control tank. The upper end of the rectangular box is provided with There is a first oxygen outlet. The control tank is equipped with a piston, a threaded tube, a stepping motor and a screw. The rotation of the screw drives the threaded tube and the piston to move in the control tube. The humidification mechanism includes a humidification box, an ultrasonic atomization device, a temperature and humidity sensor and a heater, the humidification box is provided with a second oxygen inlet, a second oxygen outlet, a water inlet and a water outlet, and distilled water is stored in the humidification box. The invention has the advantages of simple structure and strong practicability.

Description

A self-adjustable oxygen inhalation device

technical field

The invention relates to the technical field of medical devices, in particular to an automatically adjustable oxygen inhalation device.

Background technique

Oxygen infusion is a commonly used clinical nursing technique and rescue treatment. The relative humidity of the currently used medical oxygen is only about 3% when it is connected to the terminal. Direct inhalation will cause serious damage to the respiratory tract. Therefore, it must be humidified before entering the human body to avoid dry oxygen from irritating the respiratory mucosa. , improve oxygen therapy effect and patient comfort. The oxygen inhalation device can continuously provide oxygen for the patient. The existing oxygen input method is to directly connect the oxygen to the patient's mouth and nose, but the existing oxygen inhalation device cannot automatically adjust the oxygen supply. When the blood oxygen concentration of the patient reaches saturation Oxygen supply needs to be continued, and the oxygen does not stop. Only when the nurse cuts off the oxygen flow will it be terminated. This method cannot deliver oxygen in real time according to the actual condition of the patient's body, which will lead to excessive delivery and waste of oxygen, and increase the workload of medical staff. .

Contents of the invention

The object of the present invention is to solve the above-mentioned problems and design an oxygen inhalation device that can be automatically adjusted.

The technical solution of the present invention to achieve the above object is an automatically adjustable oxygen inhalation device, including a base, an oxygen control mechanism and a humidification mechanism; the oxygen inhalation device also includes a finger clip oximeter and a breathing mask, and the breathing The mask is equipped with a respiratory rate sensor;

The oxygen control mechanism includes a control tank installed on the base, the side wall of the control tank is provided with a first oxygen inlet and an oxygen outlet adjustment port, and the height of the first oxygen inlet is lower than the height of the oxygen outlet adjustment port , the oxygen outlet adjustment port is a long rectangular opening; a rectangular box is fixed on the outside of the control tank, the rectangular box covers the oxygen outlet adjustment port, and the upper end of the rectangular box is provided with a first oxygen outlet; the control tank There is a piston inside the tank, the piston is embedded with a connecting plate, and the upper end of the piston is provided with a threaded pipe fixedly connected with the connecting plate; the upper end of the control tank is fixed with a stepping motor, and the rotor of the stepping motor passes through The coupling is connected with the screw, and the screw is threadedly connected with the threaded pipe; the rotation of the screw drives the threaded pipe and the piston to move in the control pipe, and when the bottom end of the screw is at the bottom end of the threaded pipe, the piston moves to above the adjustment port;

The humidification mechanism includes a humidification box deployed on the base, the side wall of the humidification box is provided with a second oxygen inlet and a second oxygen outlet, and the top of the humidification box is provided with a water inlet. A water filling cover is threadedly connected, a drain is provided at the bottom of the humidifying box, and a drain valve is provided at the drain; the humidifying mechanism also includes an ultrasonic nebulizer, a temperature and humidity sensor and a heater deployed in the humidifying box, Distilled water is stored in the humidification box, the highest water level of the distilled water is lower than the height of the second oxygen inlet and the second oxygen outlet, the ultrasonic atomizer and heater are located at the bottom of the humidification box, and the temperature and humidity sensor Located at the second oxygen outlet.

Universal wheels are arranged at the four corners of the lower end of the base, and the universal wheels are equipped with brake devices.

The first oxygen inlet is sealed and connected to an oxygen source through an oxygen inlet pipe, and a solenoid valve and a flow sensor are connected in series on the oxygen inlet pipe.

The first oxygen outlet and the second oxygen inlet are sealed and connected through a first oxygen outlet pipe.

The second oxygen outlet is sealed and connected to the breathing mask through a second oxygen outlet tube.

The piston is always located above the first oxygen inlet, and the piston adjusts the oxygen output of the first oxygen outlet by moving up and down.

A filter is provided at the connection between the breathing mask and the second oxygen outlet pipe, and the filter is a HEPA high-efficiency filter.

A condensed water collection box is provided on the base, and the condensed water collected box is connected to the second oxygen outlet pipe through a condensed return pipe.

A push rod is fixed on the upper end of the humidification box, and a rubber anti-skid sleeve is provided on the push rod.

A control panel is installed on the humidification box, and the control panel is provided with a display screen, a humidity adjustment knob, an oxygen adjustment knob, a temperature adjustment knob and a switch button. The control panel is provided with a main control circuit board. The control circuit board is electrically connected with the finger clip oximeter, respiratory rate sensor, stepping motor, ultrasonic nebulizer, temperature and humidity sensor, heater, solenoid valve and flow sensor.

An automatically adjustable oxygen inhalation device produced by the technical solution of the present invention can automatically adjust the oxygen supply according to the blood oxygen content of the patient, and automatically humidify during the oxygen supply, and the humidification temperature and humidity can be adjusted to provide patients with suitable Oxygen supply improves the comfort of patients when inhaling oxygen, while avoiding oxygen waste and saving costs.

Description of drawings

Fig. 1 is a structural representation of an automatically adjustable oxygen inhalation device of the present invention;

Fig. 2 is a front view of an automatically adjustable oxygen inhalation device according to the present invention;

Fig. 3 is the rear view of the humidifying box of the present invention;

Fig. 4 is a sectional view of the control tank of the present invention;

Fig. 5 is a side view of the rectangular box of the present invention;

Fig. 6 is a control structure diagram of an automatically adjustable oxygen inhalation device according to the present invention;

In the figure, 1. base; 2. finger clip oximeter; 3. respiratory mask; 4. respiratory rate sensor; 5. control tank; 6. first oxygen inlet; 7. oxygen outlet adjustment port; Box; 9, the first oxygen outlet; 10, piston; 11, connecting plate; 12, threaded pipe; 13, stepping motor; 14, coupling; 15, screw; 16, humidification box; 17, the second inlet Oxygen port; 18, second oxygen outlet; 19, water inlet; 20, water cover; 21, drain port; 22, drain valve; 23, ultrasonic nebulizer; 24, temperature and humidity sensor; 25, heater; 26 , universal wheel; 27, oxygen inlet pipe; 28, solenoid valve; 29, flow sensor; 30, first oxygen outlet pipe; 31, second oxygen outlet pipe; 32, filter screen; 33, condensed water collection box; 34 , condensate return pipe; 35, push rod; 36, rubber anti-slip sleeve; 37, control panel; 38, display screen; 39, humidity adjustment knob; 40, oxygen adjustment knob; 41, temperature adjustment knob; 42, switch button.

Detailed ways

The present invention will be described in detail below in conjunction with the accompanying drawings. As shown in Figures 1-6, an automatically adjustable oxygen inhalation device includes a base 1, an oxygen control mechanism and a humidification mechanism; Oxygen meter 2 and breathing mask 3, described breathing mask 3 is provided with respiratory rate sensor 4; Oxygen inlet 6 and oxygen outlet adjustment port 7, the height of the first oxygen inlet 6 is lower than the height of the oxygen outlet adjustment port 7, and the oxygen outlet adjustment port 7 is a long rectangular opening; the outside of the control tank 5 is fixed with Rectangular box 8, the rectangular box 8 covers the oxygen outlet adjustment port 7, the upper end of the rectangular box 8 is provided with a first oxygen outlet 9; the control tank 5 is provided with a piston 10, and the piston 10 is embedded There is a connecting plate 11, the upper end of the piston 10 is provided with a threaded pipe 12 fixedly connected with the connecting plate 11; the upper end of the control tank 5 is fixed with a stepping motor 13, and the rotor of the stepping motor 13 is connected to the The screw rod 15 is connected, and the screw rod 15 is threadedly connected with the threaded pipe 12; the rotation of the screw rod 15 drives the threaded pipe 12 and the piston 10 to move in the control pipe, and when the bottom end of the screw rod 15 is located at the bottom end of the threaded pipe 12, the piston 10 is displaced above the oxygen outlet adjustment port 7; the humidification mechanism includes a humidification box 16 deployed on the base 1, the side wall of the humidification box 16 is provided with a second oxygen inlet 17 and a second oxygen outlet 18, The top of the humidifying box 16 is provided with a water filling port 19, the water filling port 19 is threadedly connected with a water adding cover 20, the bottom of the humidifying box 16 is provided with a drain port 21, and the drain port 21 is provided with a drain valve 22; The humidification mechanism also includes an ultrasonic atomizer 23, a temperature and humidity sensor 24, and a heater 25 arranged in the humidification box 16. Distilled water is stored in the humidification box 16, and the highest water level of the distilled water is lower than that of the second oxygen inlet. Port 17 and the height of the second oxygen outlet 18, the ultrasonic atomizer 23 and the heater 25 are located at the bottom of the humidification box 16, the temperature and humidity sensor 24 is located at the second oxygen outlet 18; the four corners of the lower end of the base 1 A universal wheel 26 is provided at the center, and the universal wheel 26 has a brake device; the first oxygen inlet 6 is sealed and connected to the oxygen source through an oxygen inlet pipe 27, and a solenoid valve is connected in series on the oxygen inlet pipe 27 28 and flow sensor 29; between the first oxygen outlet 9 and the second oxygen inlet 17 through the first oxygen outlet pipe 30 sealing connection; between the second oxygen outlet 18 and the breathing mask 3 through the second oxygen outlet Tube 31 is sealed and connected; the piston 10 is always above the first oxygen inlet 6, and the piston 10 adjusts the oxygen output of the first oxygen outlet 9 by moving up and down; the breathing mask 3 and the second oxygen outlet pipe 31 A filter 32 is provided at the joint of the filter, and the filter 32 is a HEPA high-efficiency filter; the base 1 is provided with a condensed water collection box 33, and the condensed water collection box 33 is connected to the second oxygen outlet through the condensed return pipe 34. The pipe 31 is connected; the upper end of the humidification box 16 is fixed with a push rod 35, and the push rod 35 is provided with a rubber anti-skid sleeve 36; the humidification box 16 is equipped with a control panel 3 7. The control panel 37 is provided with a display screen 38, a humidity adjustment knob 39, an oxygen adjustment knob 40, a temperature adjustment knob 41 and a switch button 42. The control panel 37 is provided with a main control circuit board, and the main control The circuit board is electrically connected with the finger clip oximeter 2 , respiratory rate sensor 4 , stepper motor 13 , ultrasonic nebulizer 23 , temperature and humidity sensor 24 , heater 25 , solenoid valve 28 and flow sensor 29 .

The feature of this embodiment is that the oxygen control mechanism includes a control tank installed on the base, and the side wall of the control tank is provided with a first oxygen inlet and an oxygen outlet adjustment port, and the height of the first oxygen inlet is lower than that of the oxygen outlet adjustment port. Height, the oxygen outlet adjustment port is a long rectangular opening; a rectangular box is fixed on the outside of the control tank, the rectangular box covers the oxygen outlet adjustment port, and the upper end of the rectangular box is provided with a first oxygen outlet; the control tank is equipped with a piston, and the piston is embedded It is equipped with a connecting plate, and the upper end of the piston is provided with a threaded pipe fixedly connected with the connecting plate; the upper end of the control tank is fixed with a stepping motor, the rotor of the stepping motor is connected with the screw through a coupling, and the screw is threaded with the threaded pipe; the screw rotates to drive The threaded pipe and the piston move in the control pipe. When the bottom end of the screw is at the bottom of the threaded pipe, the piston moves above the oxygen outlet adjustment port; the humidification mechanism includes a humidification box deployed on the base, and a second Oxygen inlet and second oxygen outlet, the top of the humidification box is provided with a water inlet, the water inlet is screwed with a water cover, the bottom of the humidification box is provided with a drain port, and a drain valve is provided at the drain port; the humidification mechanism also includes Ultrasonic nebulizer, temperature and humidity sensor and heater in the box. Distilled water is stored in the humidification box. The highest water level of distilled water is lower than the height of the second oxygen inlet and the second oxygen outlet. At the bottom of the humidification box, the temperature and humidity sensor is located at the second oxygen outlet; an automatically adjustable oxygen inhalation device made by using the technical solution of the present invention can automatically adjust the oxygen supply according to the patient's blood oxygen content, and when oxygen supply Automatic humidification, humidification temperature and humidity can be adjusted to provide patients with appropriate oxygen supply, improve the comfort of patients when inhaling oxygen, while avoiding oxygen waste and saving costs.

In this embodiment, the respiratory rate sensor and the finger clip oximeter detect the respiratory rate and blood oxygen content of the patient. The main control circuit board integrates the information and then adjusts the oxygen output. The oxygen port enters the inside of the control tank, the stepping motor outputs a certain angular displacement, the stepping motor drives the screw to rotate through the coupling, the screw drives the threaded tube to rotate up or down, the piston moves with the movement of the threaded tube, and the change of the piston position makes The opening size of the oxygen adjustment port changes. When the piston blocks the oxygen output adjustment port, the oxygen output is zero. The oxygen discharged from the oxygen adjustment port enters the humidification box through the rectangular box, the first oxygen outlet, the first oxygen outlet pipe, and the second oxygen inlet. The ultrasonic atomizer atomizes the distilled water in the humidification box, and the atomized The water vapor enters the breathing mask along with the oxygen from the second oxygen outlet and the second oxygen outlet tube, and is inhaled by the patient after being filtered by the filter. The condensed distilled water returns to the condensed water collection box through the condensed return pipe. Heating, the temperature and humidity sensor detects the temperature and humidity after the mixture of oxygen and water vapor, and sends the information to the main control circuit board, and the main control circuit board adjusts the power of the heater and ultrasonic nebulizer according to the specific signal.

The above-mentioned technical solutions only reflect the preferred technical solutions of the technical solutions of the present invention, and some changes that those skilled in the art may make to certain parts reflect the principles of the present invention and fall within the protection scope of the present invention.

Claims (10)

1. An automatically adjustable oxygen inhalation device, comprising a base (1), an oxygen control mechanism and a humidification mechanism; it is characterized in that the oxygen inhalation device also includes a finger clip oximeter (2) and a breathing mask (3 ), the respiratory mask (3) is provided with a respiratory rate sensor (4); The oxygen control mechanism includes a control tank (5) installed on the base (1), the side wall of the control tank (5) is provided with a first oxygen inlet (6) and an oxygen outlet adjustment port (7), The height of the first oxygen inlet port (6) is lower than the height of the oxygen outlet regulating port (7), and the oxygen outlet regulating port (7) is a long rectangular opening; the outside of the control tank (5) is fixed with a rectangular box ( 8), the rectangular box (8) covers the oxygen outlet adjustment port (7), and the upper end of the rectangular box (8) is provided with a first oxygen outlet port (9); the control tank (5) is provided with a piston (10), the piston (10) is embedded with a connecting plate (11), and the upper end of the piston (10) is provided with a threaded pipe (12) fixedly connected to the connecting plate (11); the control tank (5 ) upper end is fixed with a stepper motor (13), the rotor of the stepper motor (13) is connected with the screw rod (15) through a coupling (14), and the screw rod (15) is threaded with the threaded pipe (12); The rotation of the screw (15) drives the threaded tube (12) and the piston (10) to move in the control tube, and when the bottom end of the screw (15) is at the bottom end of the threaded tube (12), the piston (10) is displaced to Above the oxygen outlet adjustment port (7); The humidification mechanism includes a humidification box (16) deployed on the base (1), the side wall of the humidification box (16) is provided with a second oxygen inlet (17) and a second oxygen outlet (18), The top of the humidifying box (16) is provided with a water inlet (19), the water inlet (19) is threadedly connected with a water adding cover (20), and the bottom of the humidifying box (16) is provided with a water outlet (21). A drain valve (22) is provided at the drain port (21); the humidifying mechanism also includes an ultrasonic nebulizer (23), a temperature and humidity sensor (24) and a heater (25) arranged in the humidifying box (16) , distilled water is stored in the humidification box (16), the highest water level of the distilled water is lower than the height of the second oxygen inlet (17) and the second oxygen outlet (18), and the ultrasonic atomizer (23) And the heater (25) is located at the bottom of the humidification box (16), and the temperature and humidity sensor (24) is located at the second oxygen outlet (18). 2. An automatically adjustable oxygen inhalation device according to claim 1, characterized in that universal wheels (26) are provided at the four corners of the lower end of the base (1), and the universal wheels (26) With brake device. 3. A self-adjustable oxygen inhalation device according to claim 1, characterized in that, the first oxygen inlet (6) is sealed and connected to an oxygen source through an oxygen inlet pipe (27), and the oxygen inlet A solenoid valve (28) and a flow sensor (29) are connected in series on the pipe (27). 4. An automatically adjustable oxygen inhalation device according to claim 1, characterized in that the first oxygen outlet (9) and the second oxygen inlet (17) pass through the first oxygen outlet ( 30) Sealed connection. 5. A self-adjustable oxygen inhalation device according to claim 1, characterized in that, the second oxygen outlet (18) and the breathing mask (3) are sealed by a second oxygen outlet tube (31) connect. 6. An automatically adjustable oxygen inhalation device according to claim 1, characterized in that, the piston (10) is always located above the first oxygen inlet (6), and the piston (10) moves up and down Regulate the oxygen output of the first oxygen outlet (9). 7. A kind of automatically adjustable oxygen inhalation device according to claim 1, characterized in that, a filter screen (32) is provided at the junction of the breathing mask (3) and the second oxygen outlet pipe (31), The filter screen (32) is a HEPA high-efficiency filter screen. 8. An automatically adjustable oxygen inhalation device according to claim 1, characterized in that, the base (1) is provided with a condensed water collection box (33), and the condensed water collection box (33) passes through The condensation return pipe (34) is connected with the second oxygen outlet pipe (31). 9. An automatically adjustable oxygen inhalation device according to claim 1, characterized in that a push rod (35) is fixed on the upper end of the humidification box (16), and a rubber Anti-slip sleeve (36). 10. An automatically adjustable oxygen inhalation device according to claim 1, characterized in that a control panel (37) is installed on the humidification box (16), and a display is provided on the control panel (37). screen (38), humidity adjustment knob (39), oxygen adjustment knob (40), temperature adjustment knob (41) and switch button (42), the control panel (37) is provided with a main control circuit board, the main Control circuit board and the finger clip oximeter (2), respiratory rate sensor (4), stepping motor (13), ultrasonic nebulizer (23), temperature and humidity sensor (24), heater (25) , solenoid valve (28) and flow sensor (29) are electrically connected.