CN217525994U - Pediatric Quantitative Nebulizer - Google Patents

Abstract

The utility model discloses a quantification type atomization device for children, which comprises a medicinal solution cup provided with a first medicinal mist concentration sensor for detecting the medicinal solution gas concentration in the medicinal solution cup, and the end of the medicinal solution cup away from the air supply pipe is detachably connected There is a first connecting plate, a second connecting plate is arranged above the first connecting plate, and an elastic air bag ball is arranged between the first connecting plate and the second connecting plate; the air bag ball is provided with a liquid medicine for detecting the liquid in the air bag ball The second drug mist concentration sensor for gas concentration, the first through hole is provided with a first valve, and the second through hole is provided with a second valve; it also includes a drug delivery pipe and a microprocessor, and the air inlet of the drug delivery pipe is installed On the second connecting plate, and the inner chamber of the drug delivery tube is communicated with the second through hole, the air outlet of the drug delivery tube is provided with a detachable nozzle head, and the microprocessor is preset with a first preset value and The second preset value, the first preset value corresponds to the concentration value of the first drug mist concentration sensor, and the second preset value corresponds to the concentration value of the second drug mist concentration sensor.

Description

Pediatric Quantitative Nebulizer

technical field

The utility model relates to the technical field of medical instruments, in particular to a pediatric quantification type atomizing device.

Background technique

The nebulizer dissolves the drug in water, and by heating, the liquid containing the drug is atomized into tiny particles, which enter the respiratory tract, lungs and other patient parts during the breathing process of the patient through the respiratory tract and oral cavity, and finally achieve painless and rapid. the purpose of effective treatment. In the clinical practice of pediatric internal medicine, aerosol inhalation is an important means of treating respiratory diseases in pediatric internal medicine.

However, in the actual use process, we found that the nebulizer is a continuous output of medicinal liquid gas, which cannot be adjusted for children in a targeted manner, cannot be effectively applied to children of different ages, and cannot be independently adjusted according to children's single breathing volume There is a certain waste of medicinal liquid in the breathing volume of the device.

Utility model content

In view of the above-mentioned deficiencies in the prior art, the purpose of the present invention is to provide a pediatric quantification type atomizing device that can reduce the waste of medicinal liquid.

To solve the above-mentioned technical problems, the utility model adopts the following technical solutions:

The pediatric quantification type atomizing device includes a compressor capable of generating compressed air, the air outlet of the compressor is connected with an air supply pipe, the liquid medicine cup is provided with a jet pipe capable of atomizing the liquid medicine, and the air outlet of the air supply pipe is provided communicated with the air inlet of the jet pipe; the liquid medicine cup is provided with a first drug mist concentration sensor for detecting the gas concentration of the liquid medicine in the liquid medicine cup, and the end of the liquid medicine cup away from the air supply pipe is detachably connected There is a first connecting plate, a second connecting plate is arranged above the first connecting plate, and an elastic air bag ball is arranged between the first connecting plate and the second connecting plate;

The airbag ball is provided with a second drug mist concentration sensor for detecting the concentration of the liquid medicine gas in the airbag ball, and the first connecting plate is provided with a first through hole for connecting the airbag ball with the inner chamber of the liquid medicine cup , the first through hole is provided with a first valve, the second connecting plate is provided with a second through hole communicating with the inner chamber of the airbag ball, and the second through hole is provided with a second valve; A medicine tube and a microprocessor, the air inlet of the medicine delivery tube is installed on the second connecting plate, and the inner chamber of the medicine delivery tube is communicated with the second through hole, and the air outlet of the medicine delivery tube is provided with an adjustable The disassembled nozzle head, the microprocessor is electrically connected to the first drug mist concentration sensor, the second drug mist concentration sensor, the first valve and the second valve respectively, and the microprocessor is preset with a first preset value and a second preset value, the first preset value corresponds to the concentration value of the first drug mist concentration sensor, and the second preset value corresponds to the concentration value of the second drug mist concentration sensor.

Before the utility model is used, the medicinal liquid is placed in the medicinal liquid cup, and the nozzle head is placed in the oral cavity; when in use, the compressed air is first generated by the compressor, and the compressed air enters the medicinal liquid cup through the air supply pipe, and the compressed air is compressed into the medicinal liquid cup. The air atomizes the medicinal liquid under the action of the jet tube of the medicinal liquid cup, and the atomized medicinal liquid forms gas of tiny particles; then, the concentration of medicinal liquid gas in the medicinal liquid cup is detected by the first medicinal mist concentration sensor, When the concentration value reaches the first preset value in the microprocessor, the microprocessor controls the first valve to open. At this time, the liquid medicine gas will gradually enter the airbag ball, making the airbag ball gradually larger, and store it through the airbag ball. A certain amount of liquid medicine gas; the second medicine mist concentration sensor detects the gas concentration in the airbag ball, when the concentration value reaches the second preset value in the microprocessor, the microprocessor controls the second valve to open and close the first valve. valve;

Let the liquid medicine gas in the airbag ball enter into the medicine delivery tube, and the medicine delivery tube sends the medicine liquid into the oral cavity of the patient with central facial paralysis through the nozzle head, until the liquid medicine gas in the airbag ball is exhausted, and the liquid medicine in the airbag ball is exhausted. When the gas concentration of the medicinal liquid is lower than the second preset value, the second valve is closed, so that the medicinal liquid gas inhaled by the patient can be guaranteed to be inhaled in a quantitative manner, and the phenomenon of medicinal liquid waste can be reduced.

Further, the liquid medicine cup is provided with a chassis located at the bottom thereof, the chassis is provided with an installation port, the lower surface of the installation port is connected with the air supply pipe, the upper surface of the installation port is connected with the air injection pipe, and the air injection pipe is connected to the air supply pipe. The air outlet is provided with a spacer, and both sides of the top of the jet pipe are provided with spray holes, which are located below the spacer, and water absorption strips are provided on both sides of the air injection pipe, and one end of the water absorption strip is connected to the upper surface of the chassis. contact, and the other end extends to the spray hole.

In this design, the compressed air generated by the compressor enters the jet pipe through the air supply pipe, and is sprayed outward through the spray hole on the jet pipe, while the suction strip sucks up the liquid medicine on the chassis, and the sucked liquid liquid impacts the spray. At the spray hole, compressed air is used to form a high-speed airflow through the spray hole, and the generated negative pressure drives the liquid medicine to be sprayed onto the septum together, and splashes around under the high-speed impact to make the droplets turn into mist-like particles and spray out from the spray hole.

Further, scale values are provided on the jet pipe. This design is for the convenience of viewing the amount of liquid medicine in the liquid medicine cup, and it is also possible to know whether there is still liquid medicine in the liquid medicine cup through the scale value.

Further, the air outlet of the medicine delivery pipe is a medicine outlet, and the medicine outlet is threadedly connected with the nozzle head. This design facilitates the disassembly and installation of the drug delivery tube and the nozzle head, and the operation is simple and convenient.

Further, the center line of the medicine delivery tube is perpendicular to the center line of the medicine liquid cup. This design is to facilitate the operation of patients with central facial paralysis, so that the nozzle tip can be better inserted into the oral cavity.

Compared with the prior art, the utility model has the following advantages:

The utility model is more intelligent, the concentration of the liquid medicine gas in the liquid medicine cup and the concentration of the liquid medicine gas in the air bag ball are obtained through the first medicine mist concentration sensor and the second medicine mist concentration sensor, respectively, and the first medicine mist concentration The sensor obtains the liquid medicine gas concentration value in the liquid medicine cup and transmits it to the microprocessor in real time. The microprocessor judges that when the concentration value is greater than the first preset value, the first valve is activated, and the liquid medicine gas in the liquid medicine cup is Introduced into the air bag ball, due to the elasticity of the air bag ball, it will gradually become larger, and then the concentration of the liquid medicine gas in the air bag ball is detected by the second drug mist concentration sensor, when the concentration value is greater than the second preset value, close the first At this time, the amount of liquid medicine and gas in the airbag ball is quantitative, and then the second valve is activated by the microprocessor, and finally the liquid medicine gas is introduced into the medicine delivery pipe, and finally the quantitative effect is achieved.

Description of drawings

FIG. 1 is a schematic structural diagram of the pediatric quantification type atomizing device of the present invention.

In the figure: liquid medicine cup 1, air bag ball 2, medicine delivery tube 3, chassis 4, air delivery tube 5, jet tube 6, first valve 7, first connecting plate 8, second connecting plate 9, second valve 10, The nozzle head 11 , the medicine outlet 16 , the first medicine mist concentration sensor 17 , and the second medicine mist concentration sensor 18 .

Detailed ways

The present utility model will be described below in conjunction with the accompanying drawings and embodiments.

The present embodiment: referring to Fig. 1, the pediatric quantification type atomizing device includes a compressor capable of generating compressed air, the air outlet of the compressor is connected with an air supply pipe 5, and the liquid medicine cup 1 is provided with a jet pipe capable of atomizing the liquid medicine 6, the air outlet of the air supply pipe 5 is communicated with the air inlet of the air jet pipe 6; the liquid medicine cup 1 is provided with a first medicine mist concentration sensor 17 for detecting the concentration of the liquid medicine gas in the liquid medicine cup 1, and the liquid medicine cup 1 A first connection plate 8 is detachably connected to the end away from the air supply pipe 5 , a second connection plate 9 is arranged above the first connection plate 8 , and an elastic air bag is arranged between the first connection plate 8 and the second connection plate 9 ball 2;

The airbag ball 2 is provided with a second drug mist concentration sensor 18 for detecting the concentration of the chemical liquid gas in the airbag ball 2 , and the first connecting plate 8 is provided with a first connection plate 8 for connecting the airbag ball 2 with the inner chamber of the liquid medicine cup 1 . Through holes, the first through hole is provided with a first valve 7, the second connecting plate 9 is provided with a second through hole communicating with the inner chamber of the airbag ball 2, and a second valve 10 is arranged in the second through hole; It includes a medicine delivery tube 3 and a microprocessor, the air inlet of the medicine delivery tube 3 is installed on the second connecting plate 9, and the inner chamber of the medicine delivery tube 3 is communicated with the second through hole, and the air outlet of the medicine delivery tube 3 is on the A detachable nozzle head 11 is provided, and the microprocessor is electrically connected to the first drug mist concentration sensor 17, the second drug mist concentration sensor 18, the first valve 7 and the second valve 10, respectively. A preset value and a second preset value, the first preset value corresponds to the concentration value of the first drug mist concentration sensor 17 , and the second preset value corresponds to the concentration value of the second drug mist concentration sensor 18 .

Before the utility model is used, the medicinal liquid is placed in the medicinal liquid cup 1, and the nozzle head 11 is placed in the oral cavity; when in use, the compressed air is first generated by the compressor, and the compressed air enters the medicinal liquid cup through the air supply pipe 5 1, under the action of the jet pipe 6 of the liquid medicine cup 1, the compressed air atomizes the liquid medicine, and the atomized liquid medicine forms the gas of tiny particles; then, the first medicine mist concentration sensor 17 detects the liquid medicine cup 1 The concentration of the liquid medicine gas inside, when the concentration value reaches the first preset value in the microprocessor, the microprocessor controls the first valve 7 to open, at this time, the liquid medicine gas will gradually enter the airbag ball 2, so that The airbag ball 2 gradually becomes larger, and a certain amount of liquid medicine gas is stored through the airbag ball 2; the gas concentration in the airbag ball 2 is detected by the second drug mist concentration sensor 18, and when the concentration value reaches the second preset value in the microprocessor When the microprocessor controls the second valve 10 to open and the first valve 7 to close;

Let the liquid medicine gas in the airbag ball 2 enter into the medicine delivery tube 3, and the medicine delivery tube 3 sends the medicine liquid through the nozzle head 11 into the oral cavity of the patient with central facial paralysis, until the medicine liquid gas in the airbag ball 2 is sucked. When the gas concentration of the liquid medicine in the airbag ball 2 is lower than the second preset value, the second valve 10 is closed, so that the liquid medicine gas inhaled by the patient can be guaranteed to be inhaled quantitatively, and the phenomenon of waste of the liquid medicine is reduced.

Preferably, the liquid medicine cup 1 is provided with a chassis 4 located at the bottom thereof, the chassis 4 is provided with an installation port, the lower surface of the installation port is connected with the air supply pipe 5, the upper surface of the installation port is connected with the air injection pipe 6, and the air outlet of the air injection pipe 6 is connected There is a spacer, and both sides of the top of the jet pipe 6 are provided with spray holes, the spray holes are located below the spacer, and both sides of the jet pipe 6 are provided with water absorption strips, one end of the water absorption strip is in contact with the upper surface of the chassis 4, and the other end extends to the spray hole.

In this way, the compressed air generated by the compressor enters into the air injection pipe 6 through the air supply pipe 5, and is sprayed outward through the spray holes on the air injection pipe 6. The liquid medicine hits the spray hole, and the compressed air is used to pass through the spray hole to form a high-speed airflow. The negative pressure generated drives the liquid medicine to be sprayed onto the septum together, and splashes around under the high-speed impact to make the droplets turn into mist-like particles from the spray. The medicine hole is ejected.

Preferably, scale values are provided on the jet pipe 6 . This design is for the convenience of viewing the amount of the liquid medicine in the liquid medicine cup 1, and it is also possible to know whether there is any liquid medicine in the liquid medicine cup 1 through the scale value.

Preferably, the air outlet of the medicine delivery pipe 3 is a medicine outlet 16 , and the medicine outlet 16 is threadedly connected with the nozzle head 11 . This design facilitates the disassembly and installation of the drug delivery tube 3 and the nozzle head 11, and the operation is simple and convenient.

Preferably, the center line of the drug delivery tube 3 is perpendicular to the center line of the drug solution cup 1 . This design is to facilitate the operation of patients with central facial paralysis, so that the nozzle head 11 can be better inserted into the oral cavity.

The present invention is more intelligent, the concentration of the liquid medicine gas in the liquid medicine cup 1 and the concentration of the liquid medicine gas in the air bag 2 are obtained through the first medicine mist concentration sensor 17 and the second medicine mist concentration sensor 18 respectively, A medicinal mist concentration sensor 17 obtains the medicinal liquid gas concentration value in the medicinal liquid cup 1 and transmits it to the microprocessor in real time. The microprocessor judges that when the concentration value is greater than the first preset value, the first valve 7 is activated, and the medicinal liquid The liquid medicine gas in the liquid cup 1 is introduced into the airbag ball 2, and the airbag ball 2 has elasticity, which will gradually become larger, and then the concentration of the liquid medicine gas in the airbag ball 2 is detected by the second drug mist concentration sensor 18. When the concentration When the value is greater than the second preset value, the first valve 7 is closed, and the amount of liquid medicine gas in the airbag ball 2 is quantitative at this time, and then the second valve 10 is activated by the microprocessor, and finally the liquid medicine gas is introduced into the medicine delivery system. In tube 3, the quantitative effect is finally achieved.

Finally, it should be noted that the above embodiments are only used to illustrate the technical solutions of the present invention and not to limit the technical solutions. Those skilled in the art should understand that those modifications or equivalent replacements to the technical solutions of the present invention do not depart from the technical solutions of the present invention. The purpose and scope of the technical solution should be included in the scope of the claims of the present invention.

Claims (5)

1. Pediatric quantification type atomization device, including a compressor capable of generating compressed air, the air outlet of the compressor is connected with an air supply pipe (5), and a liquid medicine cup (1) is provided with a jet pipe capable of atomizing liquid medicine (6), the air outlet of the air supply pipe is communicated with the air inlet of the air injection pipe; it is characterized in that the liquid medicine cup (1) is provided with a first sensor for detecting the gas concentration of the liquid medicine in the liquid medicine cup (1). The medicinal mist concentration sensor (17), the end of the medicinal liquid cup (1) away from the air supply pipe (5) is detachably connected with a first connecting plate (8), and a first connecting plate (8) is provided above the first connecting plate (8). Two connecting plates (9), an elastic airbag ball (2) is arranged between the first connecting plate (8) and the second connecting plate (9); The airbag ball (2) is provided with a second drug mist concentration sensor (18) for detecting the concentration of the liquid medicine gas in the airbag ball (2), and the first connecting plate (8) is provided with a second medicine mist concentration sensor (18) for making the airbag ball and the airbag ball (2) open. A first through hole communicating with the inner chamber of the liquid medicine cup (1), a first valve (7) is arranged in the first through hole, and a balloon (2) is opened on the second connecting plate (9). A second through hole communicated with the internal chamber, and a second valve (10) is arranged in the second through hole; it also includes a medicine delivery pipe (3) and a microprocessor, the air inlet of the medicine delivery pipe (3) is installed On the second connecting plate (9), and the inner chamber of the drug delivery pipe (3) is communicated with the second through hole, the air outlet of the drug delivery pipe (3) is provided with a detachable nozzle head (11), The microprocessor is respectively electrically connected with the first medicinal mist concentration sensor (17), the second medicinal mist concentration sensor (18), the first valve (7) and the second valve (10). A first preset value and a second preset value are provided, the first preset value corresponds to the concentration value of the first medicinal mist concentration sensor (17), and the second preset value corresponds to the second medicinal mist concentration sensor (18) concentration value. 2 . The pediatric quantification type atomizing device according to claim 1 , wherein the liquid medicine cup ( 1 ) is provided with a chassis ( 4 ) located at the bottom thereof, and a mounting plate ( 4 ) is provided on the chassis ( 4 ). 3 . The lower surface of the installation port is connected to the air supply pipe (5), the upper surface of the installation port is connected to the air injection pipe (6), the air outlet of the air injection pipe (6) is provided with a spacer, and the air injection pipe (6) ) There are spray holes on both sides of the top, the spray holes are located below the spacer, and water absorption strips are provided on both sides of the air injection pipe (6), one end of the water absorption strip is in contact with the upper surface of the chassis (4), and the other end is in contact with the upper surface of the chassis (4). extends to the spray hole. 3 . The pediatric quantification type atomizing device according to claim 2 , wherein a scale value is provided on the air jet tube ( 6 ). 4 . 4. The pediatric quantification type atomizing device according to claim 1, characterized in that, the air outlet of the medicine delivery tube (3) is a medicine outlet (16), and the medicine outlet (16) is connected to a nozzle head (11) Threaded connection. 5 . The pediatric quantification type atomizing device according to claim 1 , wherein the center line of the medicine delivery tube ( 3 ) is perpendicular to the center line of the medicine liquid cup ( 1 ). 6 .

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