CN115068755B

CN115068755B - Atomizing device for department of respiration

Info

Publication number: CN115068755B
Application number: CN202211015814.3A
Authority: CN
Inventors: 丁毅伟; 韩志海; 张燕; 陈旭昕
Original assignee: 6th Medical Center of PLA General Hospital
Current assignee: 6th Medical Center of PLA General Hospital
Priority date: 2022-08-24
Filing date: 2022-08-24
Publication date: 2023-06-06
Anticipated expiration: 2042-08-24
Also published as: CN115068755A

Abstract

The invention discloses an atomization device for respiratory department, which comprises an atomizer, a constant pressure stabilizer, a connecting pipe, a mask and a passive mist release assembly, wherein the constant pressure stabilizer is arranged on the atomizer, one end of the connecting pipe is arranged on the constant pressure stabilizer, the mask is arranged at the other end of the connecting pipe, the passive mist release assembly is arranged on the mask, and the other end of the connecting pipe penetrates through the mask and is arranged on the passive mist release assembly. The invention belongs to the technical field of equipment for respiratory department, and particularly relates to an atomization device for respiratory department, which can prevent an atomizer from being polluted by gas backflow and can assist a patient to inhale mist into respiratory tract and lung.

Description

Atomizing device for department of respiration

Technical Field

The invention relates to the technical field of equipment for the department of respiration, in particular to an atomization device for the department of respiration.

Background

Nebulization mainly refers to aerosol inhalation therapy, where aerosols refer to tiny solid or liquid particles suspended in air. Therefore, in the aerosol inhalation therapy, an aerosol device is used for dispersing the medicine into tiny fog drops or particles to suspend the tiny fog drops or particles in gas, so that a patient inhales the atomized medicine into the respiratory tract and the lung through breathing, the purposes of cleaning the airway, humidifying the airway, and carrying out local treatment and systemic treatment are achieved, the aerosol treatment needs to use an aerosol device, the fog pressure of the existing aerosol device is generally low, and the medicine is difficult to penetrate into the respiratory tract and the lung through breathing for patients with dyspnea due to weak breathing capacity of the patients; in the atomization process, the patient exhales, especially sneezes or the thicker gas mixture flow back to the atomizer that the oral area exhales, produces large tracts of land pollution in the atomizer, perhaps after a patient uses, after dismantling the respiratory mask of atomizing, external pollutant can get into the atomizer in, causes the atomizer to pollute, influences the next use of atomizer.

Disclosure of Invention

Aiming at the situation, in order to overcome the defects of the prior art, the invention provides the atomization device for the respiratory department, and aiming at the problem that the prior art is easy to pollute the atomizer, the device separates an inflow channel and an outflow channel of mist, and the inflow channel and the outflow channel are opened at intervals through a ventilation assembly, so that the backflow of pollutants is avoided; the inflow channel of the mist is opened by the passive mist release component when the patient inhales, and meanwhile, the constant pressure stabilizer can maintain constant pressure of the mist in the mask, and the mist is inhaled into the lung by the patient by increasing the pressure of the mist in the mask to assist the patient in breathing.

The technical scheme adopted by the invention is as follows: the invention provides an atomization device for respiratory department, which comprises an atomizer, a constant pressure stabilizer, a connecting pipe, a mask and a passive mist release assembly, wherein the constant pressure stabilizer is arranged on the atomizer; the passive mist release assembly comprises a box body, a first sliding block, a limiting assembly, a second sliding block, a transmission assembly, a first spring, a closing assembly and a ventilation assembly, wherein the box body is arranged on the lower wall of the face mask, the box body is provided with a first sliding groove, a second sliding groove, a first groove, a second groove, a third groove and a fourth groove, the first groove is arranged on the box body, the second groove is arranged on the box body, the third groove is arranged on the first groove, the fourth groove is arranged on the box body, the first sliding groove is communicated with the first groove, the second sliding groove is arranged on the fourth groove, the first sliding block is movably arranged in the first sliding groove, the first sliding block is provided with a straight rack, the first sliding block can slide in the first sliding groove under the action of external force, the limiting assembly is arranged in the first groove, the second sliding block is movably arranged in the second sliding groove, the second sliding block slides in the second sliding groove under the action of external force, the second sliding block is provided with a protruding shaft, the protruding shaft is cylindrical, the second sliding block is provided with a straight rack II, the second sliding block is provided with a unidirectional blocking block, the unidirectional blocking block moves in the third groove, the transmission component is arranged in the second groove, one end of the first spring is arranged on the side wall of the second sliding groove, the other end of the first spring is arranged on the second sliding block, the closing component is movably arranged in the box body, the ventilation component is arranged in the fourth groove, the box body is provided with a first ventilation hole, a second ventilation hole, a third ventilation hole, a fourth ventilation hole and an air inlet hole, the first ventilation hole is arranged in the first sliding groove, the first ventilation hole is provided with a first ventilation pipe, the first ventilation pipe penetrates through the lower wall of the box body and the lower wall of the face cover, the second ventilation hole penetrates through the side wall of the box body, the second ventilation hole is communicated with the space outside the box body, the air vent III is arranged in the groove IV, the air vent III is provided with an air vent II, the air vent II penetrates through the lower wall of the box body and the lower wall of the face cover, the air vent IV penetrates through the lower wall of the groove IV, the air vent IV is communicated with the space outside the groove IV and the box body, the air inlet hole is formed in the box body, and the other end of the connecting pipe is arranged on the air inlet hole.

The limiting assembly comprises a cylindrical gear I and a ball screw, wherein the cylindrical gear I is movably arranged in a groove I, the cylindrical gear I and a straight rack I are meshed with each other, the cylindrical gear I is driven by the straight rack I to rotate, a through hole I is formed in the cylindrical gear I, the ball screw is of the prior art, the ball screw is provided with a nut and a screw rod, the nut is arranged on the through hole I, a groove V is formed in the box body, the groove V is formed in the lower wall of the cylindrical gear I, the cross section of the groove V is square, one end of the screw rod is movably arranged in the groove V, the screw rod moves up and down along the groove V under the driving of the nut, and the other end of the screw rod movably penetrates through the upper wall of the groove I and stretches into the groove III; when the sliding block I is forced to move in a direction away from the vent hole I, the straight rack I is meshed with the cylindrical gear I and drives the cylindrical gear I to rotate, the cylindrical gear I drives the nut to rotate, the cross section of one end of the screw is square, the cross section of the groove five is square, the screw cannot rotate under the limitation of the groove five and can only do linear motion along the groove five, the screw moves in the direction of the groove five under the drive of the nut, and the screw gradually withdraws from the groove three.

The transmission assembly comprises a cylindrical gear II, a conical gear I, a conical gear II, a connecting shaft I, a worm I, a connecting shaft II, a worm wheel I, a conical gear III, a conical gear IV and a cylindrical gear III, wherein the cylindrical gear II is movably arranged on the lower wall of the groove II, the cylindrical gear II is meshed with the straight rack II, the cylindrical gear II rotates under the driving of the straight rack II, the conical gear I is arranged on the cylindrical gear II, the connecting shaft I is movably arranged on the side wall of the groove II, the conical gear II is arranged on the connecting shaft I, the conical gear II is meshed with the conical gear I, the worm I is arranged on the connecting shaft I, and the worm I is a right-handed worm; the first worm wheel is movably arranged on the second connecting shaft, the first worm wheel is meshed with the first worm, the first worm wheel is driven by the first worm to rotate, the third bevel gear is arranged on the first worm wheel, the third cylindrical gear is movably arranged on the second side wall of the second groove, the fourth bevel gear is arranged on the third cylindrical gear, and the fourth bevel gear is meshed with the third bevel gear.

Further, a sliding groove III is arranged on the lower wall of the box body, a sliding groove IV is arranged under the upper wall of the box body, the sliding groove III and the sliding groove IV are arranged through a groove II and a sliding groove II, the closing component comprises a moving plate I and a moving plate II, the moving plate I is movably arranged in the sliding groove III, a semicircular hole I is arranged on the moving plate I, the moving plate II is movably arranged in the sliding groove IV, a semicircular hole II is arranged on the moving plate, when the moving plate I and the moving plate II are closed, the semicircular hole I and the semicircular Kong Erxing form a complete round hole, the radius of the semicircular hole I and the radius of the semicircular hole II are the same as the radius of a protruding shaft, when the sliding block II contacts the moving plate I under the action of external force, the protruding shaft stretches into the semicircular hole I and the semicircular Kong Erxing to form the complete round hole, at the moment, the first moving plate, the second moving plate and the protruding shaft are in contact with each other to block the air inlet hole and prevent mist from flowing into the second sliding groove, the first moving plate is provided with a third straight rack, the second moving plate is provided with a fourth straight rack, the third straight rack and the fourth straight rack are meshed with the third cylindrical gear, when the second sliding block is forced to move towards the first spring, the second straight rack drives the second cylindrical gear to rotate clockwise, the second cylindrical gear drives the first conical gear and the second conical gear to rotate clockwise, the second conical gear drives the first worm to rotate clockwise through the connecting shaft, the first worm drives the first worm wheel and the third conical gear to rotate anticlockwise, the third conical gear drives the fourth conical gear and the third cylindrical gear to rotate anticlockwise, the third cylindrical gear drives the third straight rack and the first moving plate to move along the direction of the sliding groove away from the third cylindrical gear, meanwhile, the cylindrical gear III drives the straight rack IV and the moving plate II to move along the direction of the sliding groove IV, which is close to the cylindrical gear III.

Preferably, the ventilation assembly comprises a sliding rail, a sliding block III, a linkage rod I, a linkage rod II, a ventilation plate I and a ventilation plate II, wherein the sliding rail is arranged on the groove IV, the sliding block III is movably arranged on the sliding rail, the linkage rod I is hinged to one end of the sliding block III, the linkage rod II is hinged to the other end of the sliding block III, the ventilation plate I is hinged to the lower wall of the sliding groove II, the ventilation plate II is hinged to the lower wall of the sliding groove II, the ventilation plate I is movably hinged to the linkage rod I, and the ventilation plate II is movably hinged to the linkage rod II.

The unidirectional blocking block is arranged on the second sliding block and comprises a cross beam, a second spring, a telescopic rod and a unidirectional sliding block, the cross beam is arranged on the second sliding block, one end of the second spring is arranged on the cross beam, one end of the telescopic rod is arranged on the cross beam, the unidirectional sliding block is arranged on the other ends of the second spring and the telescopic rod, one side of the unidirectional sliding block facing the direction of the first spring is a vertical surface, one side of the unidirectional sliding block facing the direction of the transmission component is a curved surface, and the telescopic rod and the second spring stretch or shorten under the action of external force.

The type of the atomizer is an air compression type atomizer, the power source is an oil-free piston type compressor, the device is in the prior art, redundant description is omitted, and according to GB50751-2012 medical gas engineering technical specification standard, the oxygen output pressure of a medical device belt is not lower than 400Kpa, namely 0.4Mpa; the terminal flow of the anesthesia machine, the breathing machine and other medical appliances is more than or equal to 30L/min, the pressure is not lower than 0.4Mpa, and the output pressure of the device is not lower than 0.4Mpa.

The atomizer is provided with a PLC controller, the model of the PLC controller is S7-300, and the working states of the atomizer and the constant pressure stabilizer are controlled through the PLC controller.

Wherein the constant pressure stabilizer comprises a servo motor, a constant pressure tank, an I-shaped block, a driving roller, a permanent magnet and an electromagnet, wherein the constant pressure tank is provided with an air inlet and an air outlet, the atomizer is used for leading mist into the constant pressure stabilizer through the air inlet, one end of the connecting pipe is arranged on the air outlet, the constant pressure tank is provided with a first stop block and a second stop block, the first stop block is close to the air inlet and the air outlet, the second stop block is far away from the air inlet and the air outlet, the driving roller is movably arranged on the side wall of the constant pressure tank, the servo motor is arranged on the driving roller, the driving roller rotates under the driving of the servo motor, the permanent magnet is arranged under the upper wall of the constant pressure tank, the N electrode of the permanent magnet faces upwards, the I-shaped block is arranged in the constant pressure tank, one end of the I-shaped block is movably arranged between the first stop block and the second stop block, and the other end of the I-shaped block is movably arranged on the driving roller, the electromagnet is arranged in the other end of the H-shaped block, the PLC is used for controlling the magnitude and the direction of current in the electromagnet, when the equipment is started, the driving roller drives the H-shaped block to move towards the first stop block, the magnitude of force between the permanent magnet and the electromagnet can be changed by changing the magnitude and the direction of current in the electromagnet, when the current in the electromagnet is not changed after being set by the PLC, the magnitude of force between the permanent magnet and the electromagnet is not changed any more, the pressure between the H-shaped block and the driving roller is not changed any more, because when the speed of the H-shaped block is different from the tangential speed of the driving roller, the friction force between the H-shaped block and the driving roller is substantially sliding friction force, and the magnitude of the sliding friction force is only related to the magnitude of positive pressure of the contact surface and the roughness of the contact surface, so that the moving direction of the driving roller is not changed, when the tangential speed direction of the contact surface of the driving roller and the I-shaped block is the direction towards the first stop block, the air pressure is increased because the mist is continuously filled in the constant-pressure tank, and when the I-shaped block is forced to move towards the direction away from the first stop block by the air pressure of the mist, the air pressure of the mist can be kept constant because of unchanged sliding friction force between the driving roller and the I-shaped block, and when the mist in the constant-pressure tank is discharged, the I-shaped block moves towards the first stop block because the air pressure of the mist is reduced, so that the air pressure of the mist in the constant-pressure tank is kept unchanged.

Further, a pressure sensor is arranged on the first moving plate, the type of the pressure sensor is PT124B-211, the pressure sensor transmits signals to a PLC controller, and when the second sliding block contacts with the first moving plate, the PLC controller receives the signals and controls the atomizer to start atomizing liquid medicine.

The beneficial effects obtained by the invention by adopting the structure are as follows:

(1) Through the setting of slider one, ball and spacing subassembly, utilize the pressure difference between the interior gas pressure of gauze mask reduction and the external invariable atmospheric pressure intensity of people's when breathing in drive slider one, realize releasing the fog when the patient inhales, utilize ball to reduce the frictional force when transmitting simultaneously, make very little pressure difference also can promote slider one and slide.

(2) Through slider two, drive assembly, spring one and closure subassembly, the power of slider two is converted into to the gas pressure in the constant voltage stabilizer, drives this device through the atmospheric pressure of fog, utilizes the atmospheric pressure of fog to make slider one reset simultaneously, has realized automatic continuous operation.

(3) Through the setting of subassembly of taking a breath, make the inflow passageway and the outflow passageway of fog thoroughly separate, inflow passageway and the outflow passageway interval of fog are opened simultaneously, make the patient sneeze or the comparatively thick gas that the oral area was exhaled or this device open the time outside pollutant can't get into in the atomizer, avoided the pollution to the atomizer.

(4) Through the setting of constant voltage stabilizer for the atmospheric pressure of fog is invariable at the in-process fog entering mask, can not change because of the increase or the reduction of fog volume makes the atmospheric pressure of fog, and then makes the interior atmospheric pressure of face guard high when patient inhales, can assist the patient with the deeper inhalation lung of fog.

(5) By means of the first worm wheel and the first worm, the movable plate and the first movable plate are closed by means of the self-locking characteristic of the first worm wheel and the first worm, and the movable plate cannot be opened even if the air pressure of the instant mist is large.

Drawings

Fig. 1 is a schematic structural view of an atomization device for respiratory department provided by the invention;

fig. 2 is a schematic structural diagram of a passive mist release assembly of an atomizing device for respiratory department according to the present invention;

FIG. 3 is an enlarged view of a portion of FIG. 2 at A;

fig. 4 is a schematic structural view of a ball screw of an atomization device for respiratory department provided by the invention;

fig. 5 is a schematic view of an upper left 45 ° view angle structure of a case of the atomizing device for respiratory department according to the present invention;

fig. 6 is a schematic view of an upper right 45 ° view angle structure of a case of an atomizing device for respiratory department according to the present invention;

fig. 7 is a schematic structural diagram of a groove five of an atomization device for respiratory department;

Fig. 8 is a schematic structural view of a sliding groove four of the atomization device for respiratory department provided by the invention;

fig. 9 is a schematic structural view of a unidirectional blocking block of an atomization device for respiratory department;

fig. 10 is a schematic structural view of a closure assembly of an atomizing device for respiratory department according to the present invention;

fig. 11 is a schematic structural view of a ventilator of an atomization device for respiratory department according to the present invention;

fig. 12 is a schematic structural view of a ventilation assembly of an atomization device for respiratory department according to the present invention;

fig. 13 is a top view of a constant pressure stabilizer of an atomizing device for respiratory department according to the present invention;

fig. 14 is a left side view of a constant pressure stabilizer of an atomizing device for respiratory department.

Wherein 1, atomizer, 2, constant pressure stabilizer, 3, connecting pipe, 4, mask, 5, passive mist release component, 21, servo motor, 22, constant pressure tank, 23, I-shaped block, 24, driving roller, 25, permanent magnet, 26, electromagnet, 27, air inlet, 28, air outlet, 29, first stopper, 210, second stopper, 51, box, 52, first slider, 53, limit component, 54, second slider, 55, driving component, 56, first spring, 57, closing component, 58, ventilation component, 511, first sliding groove, 512, second sliding groove, 513, first groove, 514, second groove, 515, third groove, 516, fourth groove, 517, first vent, 518, second vent, 519, third vent, 5110, fourth vent, 5111, air inlet, 5112, fifth groove, 5113, first vent, 5114, second vent, 5115, third sliding groove, 5116, fourth sliding groove, 521, straight rack one, 531, cylindrical gear one, 532, ball screw 533, through hole one, 534, nut 535, screw 541, protruding shaft 542, straight rack two, 543, one-way blocking block, 544, cross beam 545, spring two, 546, telescopic rod 547, one-way slider 551, cylindrical gear two, 552, conical gear one, 553, conical gear two, 554, connecting shaft one, 555, worm one, 556, connecting shaft two, 557, worm wheel one, 558, conical gear three, 559, conical gear four, 5510, cylindrical gear three, 571, moving plate one, 572, moving plate two, 573, semicircular hole one, 574, semicircular hole two, 575, straight rack three, 576, straight rack four, 581, sliding rail, 582, interlocking slider three, 583, interlocking rod one, 584, interlocking rod two, 585, ventilating plate one, 586, ventilating plate two.

The accompanying drawings are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate the invention and together with the embodiments of the invention, serve to explain the invention.

Detailed Description

The following description of the embodiments of the present invention will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the invention; all other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.

In the description of the present invention, it should be understood that the terms "upper," "lower," "front," "rear," "left," "right," "top," "bottom," "inner," "outer," and the like indicate orientation or positional relationships based on those shown in the drawings, merely to facilitate description of the invention and simplify the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the invention.

As shown in fig. 1, 2, 3, 5, 6, 7, 8, 9, 10, 11, 12, 13 and 14, the following technical scheme is adopted in the present invention: the invention provides an atomization device for respiratory department, which comprises an atomizer 1, a constant pressure stabilizer 2, a connecting pipe 3, a mask 4 and a passive mist release assembly 5, wherein the constant pressure stabilizer 2 is arranged on the atomizer 1, one end of the connecting pipe 3 is arranged on the constant pressure stabilizer 2, the mask 4 is arranged at the other end of the connecting pipe 3, the passive mist release assembly 5 is arranged on the mask 4, and the other end of the connecting pipe 3 penetrates through the mask 4 and is arranged on the passive mist release assembly 5; the passive mist release assembly 5 comprises a box body 51, a first sliding block 52, a limiting assembly 53, a second sliding block 54, a transmission assembly 55, a first spring 56, a closing assembly 57 and a ventilation assembly 58, wherein the box body 51 is arranged on the lower wall of the mask 4, the box body 51 is provided with a first sliding groove 511, a second sliding groove 512, a first groove 513, a second groove 514, a third groove 515 and a fourth groove 516, the first groove 513 is arranged on the box body 51, the second groove 514 is arranged on the box body 51, the third groove 515 is arranged on the first groove 513, the fourth groove 516 is arranged on the box body 51, the first sliding groove 511 is communicated with the first groove 513, the second sliding groove 512 is arranged on the fourth groove 516, the first sliding block 52 is movably arranged in the first sliding groove 511, the first sliding block 52 is provided with a first straight rack 521, and the first sliding block 52 can slide in the first sliding groove 511 under the action of external force, the limit component 53 is arranged in the groove I513, the slide block II 54 is movably arranged in the slide groove II 512, the slide block II 54 slides in the slide groove II 512 under the action of external force, the slide block II 54 is provided with a protruding shaft 541, the protruding shaft 541 is cylindrical, the slide block II 54 is provided with a straight rack II 542, the slide block II 54 is provided with a one-way blocking block 543, the one-way blocking block 543 moves in the groove III 515, the transmission component 55 is arranged in the groove II 514, one end of the spring I56 is arranged on the side wall of the slide groove II 512, the other end of the spring I56 is arranged on the slide block II 54, the closure component 57 is movably arranged in the box body 51, the ventilation component 58 is arranged in the groove IV 516, the box body 51 is provided with a vent hole I517, a vent II 518, a vent III 519, a vent IV 5110 and an air inlet 5111, the vent I517 is arranged in the slide groove I511, the first air vent 517 is provided with the first air vent 5113, the first air vent 5113 penetrates through the lower wall of the box body 51 and the lower wall of the mask 4, the second air vent 518 penetrates through the side wall of the box body 51, the second air vent 518 is communicated with the second sliding groove 512 and the space outside the box body 51, the third air vent 519 is arranged in the fourth groove 516, the third air vent 519 is provided with the second air vent 5114, the second air vent 5114 penetrates through the lower wall of the box body 51 and the lower wall of the mask 4, the fourth air vent 5110 penetrates through the lower wall of the fourth groove 516, the fourth air vent 5110 is communicated with the space outside the groove 516 and the box body 51, the air inlet 5111 is arranged on the box body 51, and the other end of the connecting pipe 3 is arranged on the air inlet 5111.

As shown in fig. 2, fig. 4, fig. 5, fig. 6 and fig. 7, the limit component 53 includes a first cylindrical gear 531 and a ball screw 532, the first cylindrical gear 531 is movably disposed in the first groove 513, the first cylindrical gear 531 and the first straight toothed bar 521 are meshed with each other, the first cylindrical gear 531 is driven by the first straight toothed bar 521 to rotate, a through hole 533 is formed in the first cylindrical gear 531, the ball screw 532 is configured in the prior art, a nut 534 and a screw 535 are disposed in the ball screw 532, the nut 534 is disposed in the through hole 533, a groove five 5112 is disposed in the case 51, the groove five 5112 is disposed on a lower wall of the first cylindrical gear 531, the cross section of the groove five 5112 is square, one end of the screw 535 is movably disposed in the groove five 5112, the screw 535 is driven by the nut 534 to move up and down along the groove five 5112, and the other end of the screw 535 is movably disposed through an upper wall of the groove 513 and extends into the groove three 515; when the first slider 52 is forced to move away from the first vent hole 517, the straight rack 521 is meshed with the first cylindrical gear 531 and drives the first cylindrical gear 531 to rotate, the first cylindrical gear 531 drives the nut 534 to rotate, the cross section of one end of the screw 535 is square, the cross section of the fifth groove 5112 is square, the screw 535 cannot rotate under the restriction of the fifth groove 5112 and can only move linearly along the fifth groove 5112, the screw 535 moves towards the fifth groove 5112 under the drive of the nut 534, and the screw 535 gradually withdraws from the third groove 515.

As shown in fig. 2 and 3, the transmission assembly 55 includes a second cylindrical gear 551, a first conical gear 552, a second conical gear 553, a first connecting shaft 554, a first worm 555, a second connecting shaft 556, a first worm gear 557, a third conical gear 558, a fourth conical gear 559, and a third cylindrical gear 5510, wherein the second cylindrical gear 551 is movably disposed on the lower wall of the second groove 514, the second cylindrical gear 551 is meshed with the second straight gear 542, the second cylindrical gear 551 is driven by the second straight gear 542 to rotate, the first conical gear 552 is disposed on the second cylindrical gear 551, the first connecting shaft 554 is movably disposed on the side wall of the second groove 514, the second conical gear 554 is disposed on the first connecting shaft 554, the second conical gear 553 is meshed with the first conical gear 552, the first worm 555 is disposed on the first connecting shaft 554, and the first worm 555 is a right-handed worm; the second connecting shaft 556 is arranged on the side wall of the second groove 514, the first worm wheel 557 is movably arranged on the second connecting shaft 556, the first worm wheel 557 is meshed with the first worm wheel 555, the first worm wheel 557 is driven by the first worm wheel 555 to rotate, the third bevel gear 558 is arranged on the first worm wheel 557, the third cylindrical gear 5510 is movably arranged on the side wall of the second groove 514, the fourth bevel gear 559 is arranged on the third cylindrical gear 5510, and the fourth bevel gear 559 is meshed with the third bevel gear 558.

As shown in fig. 2, 3, 5, 8 and 10, a third sliding groove 5115 is formed on the lower wall of the case body 51, a fourth sliding groove 5116 is formed under the upper wall of the case body 51, the third sliding groove 5115 and the fourth sliding groove 5116 are disposed through the second groove 514 and the second sliding groove 512, the closing component 57 comprises a first moving plate 571 and a second moving plate 572, the first moving plate 571 is movably disposed in the third sliding groove 5115, the first moving plate 571 is provided with a first semicircular hole 573, the second moving plate 572 is movably disposed in the fourth sliding groove 5116, the second moving plate 574 is provided with a second semicircular hole 574, when the first moving plate 571 and the second moving plate 572 are closed, the first semicircular hole 573 and the second semicircular hole 574 form a complete round hole, the radius of the first semicircular hole 573 and the second semicircular hole 574 is the same as the radius of the protruding shaft 541, when the second sliding block 54 contacts the first moving plate 571 under the action of external force, the protruding shaft 541 extends into the first semicircular hole 573 and the second semicircular hole 574 to form a complete round hole, at this time, the first moving plate 571, the second moving plate 572 and the protruding shaft 541 mutually contact to block the air inlet 5111, and prevent mist from flowing into the second sliding groove 512, the first moving plate 571 is provided with a third spur rack 575, the second moving plate 572 is provided with a fourth spur rack 576, the third spur rack 575, the fourth spur rack 576 and the third cylindrical gear 5510 are mutually meshed, when the second slider 54 is forced to move in the direction of the first spring 56, the second spur rack 542 drives the second cylindrical gear 551 to rotate clockwise, the second cylindrical gear 551 drives the first conical gear 552 and the second conical gear 553 to rotate clockwise, the second conical gear 553 drives the first worm 555 to rotate clockwise through the first connecting shaft 554, the first worm 555 drives the first worm gear 557 and the third conical gear 558 to rotate, the third conical gear 558 drives the fourth conical gear 559 and the third cylindrical gear 5510 to rotate counterclockwise, the third spur gear 5510 drives the third spur rack 575 and the first moving plate 571 to move along the third sliding groove 5115 in a direction away from the third spur gear 5510, and at the same time, the third spur gear 5510 drives the fourth spur rack 576 and the second moving plate 572 to move along the fourth sliding groove 5116 in a direction close to the third spur gear 5510.

As shown in fig. 5, 11 and 12, the ventilation assembly 58 includes a sliding rail 581, a sliding block three 582, a first linkage 583, a second linkage 584, a first ventilation plate 585 and a second ventilation plate 586, wherein the sliding rail 581 is disposed on the fourth groove 516, the sliding block three 582 is movably disposed on the sliding rail 581, the first linkage 583 is hinged to one end of the sliding block three 582, the second linkage 584 is hinged to the other end of the sliding block three 582, the first ventilation plate 585 is hinged to the lower wall of the second sliding groove 512, the second ventilation plate 586 is hinged to the lower wall of the second sliding groove 512, the first ventilation plate 585 is movably hinged to the first linkage 583, and the second ventilation plate 586 is movably hinged to the second linkage 584.

As shown in fig. 2 and 9, the unidirectional blocking block 543 is disposed on the second slider 54, the unidirectional blocking block 543 includes a cross beam 544, a second spring 545, a telescopic rod 546 and a unidirectional slider 547, the cross beam 544 is disposed on the second slider 54, one end of the second spring 545 is disposed on the cross beam 544, one end of the telescopic rod 546 is disposed on the cross beam 544, the unidirectional slider 547 is disposed on the second spring 545 and the other end of the telescopic rod 546, one surface of the unidirectional slider 547 facing the first spring 56 is a vertical surface, one surface of the unidirectional slider 547 facing the direction of the transmission assembly 55 is a curved surface, and the telescopic rod 546 and the second spring 545 stretch or shorten under the action of external force.

As shown in fig. 1, fig. 2 and fig. 10, the type of the atomizer 1 is an air compression atomizer 1, the power source is an oil-free piston compressor, the device is in the prior art, and is not repeated herein, and according to the technical standard of medical gas engineering of GB50751-2012, the oxygen output pressure of a medical device belt is not lower than 400Kpa, namely 0.4Mpa; the terminal flow of the anesthesia machine, the breathing machine and other medical instruments is more than or equal to 30L/min, the pressure is not lower than 0.4Mpa, the output pressure of the device is not lower than 0.4Mpa, a PLC controller is arranged on the atomizer 1, the model of the PLC controller is S7-300, the working states of the atomizer 1 and the constant pressure stabilizer 2 are controlled through the PLC controller, a pressure sensor is arranged on the first movable plate 571, the model of the pressure sensor is PT124B-211, the pressure sensor transmits signals to the PLC controller, and when the second slider 54 is contacted with the first movable plate 571, the PLC controller receives the signals and controls the atomizer 1 to start atomizing liquid medicine.

As shown in fig. 1, 13 and 14, the constant pressure stabilizer 2 comprises a servo motor 21, a constant pressure tank 22, an I-shaped block 23, a driving roller 24, a permanent magnet 25 and an electromagnet 26, wherein an air inlet 27 and an air outlet 28 are arranged on the constant pressure tank 22, the atomizer 1 is used for leading mist into the constant pressure stabilizer 2 through the air inlet 27, one end of the connecting pipe 3 is arranged on the air outlet 28, a first stop block 29 and a second stop block 210 are arranged on the constant pressure tank 22, the first stop block 29 is close to the air inlet 27 and the air outlet 28, the second stop block 210 is far away from the air inlet 27 and the air outlet 28, the driving roller 24 is movably arranged on the side wall of the constant pressure tank 22, the servo motor 21 is arranged on the driving roller 24, the driving roller 24 is driven by the servo motor 21 to rotate, the permanent magnet 25 is arranged under the upper wall of the constant pressure tank 22, the N pole of the permanent magnet 25 is upward, the I-shaped block 23 is arranged in the constant pressure tank 22, one end of the I-shaped block 23 is movably arranged between the first stop block 29 and the second stop block 210, the other end of the I-shaped block 23 is movably arranged on the driving roller 24, the electromagnet 26 is arranged in the other end of the I-shaped block 23, the magnitude and the direction of current in the electromagnet 26 are controlled by the PLC, when the device is started, the driving roller 24 drives the I-shaped block 23 to move towards the first stop block 29, the magnitude of force between the permanent magnet 25 and the electromagnet 26 can be changed by changing the magnitude and the direction of current in the electromagnet 26, the magnitude of force between the permanent magnet 25 and the electromagnet 26 is not changed after the current in the electromagnet 26 is set by the PLC, therefore, the pressure between the I-shaped block 23 and the driving roller 24 is not changed any more, because when the speed of the I-shaped block 23 is different from the tangential speed of the driving roller 24, since the magnitude of the sliding friction force is only related to the magnitude of the positive pressure of the contact surface and the roughness of the contact surface, when the movement direction of the driving roller 24 is not changed, that is, the tangential velocity direction of the contact surface of the driving roller 24 and the driving roller 24 is the direction toward the first stopper 29, the air pressure is increased due to the fact that mist is continuously filled in the constant pressure tank 22, and when the air pressure of the mist forces the driving roller 24 to move away from the first stopper 29, the air pressure of the mist is kept constant due to the fact that the sliding friction force between the driving roller 24 and the driving roller 23 is unchanged, and when the mist in the constant pressure tank 22 is discharged, the air pressure of the mist is moved toward the first stopper 29 due to the fact that the air pressure of the mist received by the driving roller 24 is reduced, and the air pressure of the mist in the constant pressure tank 22 is kept unchanged.

In specific use, the air pressure in the constant pressure stabilizer 2 is set according to the condition of a patient through the PLC controller, the sliding block two 54 is contacted with the moving plate one 571 under the action of the spring one 56, the PLC controller receives signals to start working of the air atomizer 1, when the I-shaped block 23 starts to move, the air pressure in the constant pressure stabilizer 2 is proved to reach a set value, the patient brings the mask 4 on, then the patient inhales, the sliding block one 52 is forced to move in a direction away from the vent one 517, the straight rack one 521 is meshed with the cylindrical gear one 531 and drives the cylindrical gear one 531 to rotate, the cylindrical gear one 531 drives the nut 534 to rotate, the cross section of one end of the screw 535 is square, the cross section of the groove five 5112 is square, the screw 535 can not rotate only linearly along the groove five 5112 under the restriction of the groove five 5112, the screw 535 moves towards the groove five 5112 under the drive of the nut 534, the screw 535 gradually withdraws from the groove III 515, the screw 535 no longer blocks the unidirectional blocking block 543, the mist in the constant pressure stabilizer 2 acts on the protruding shaft 541 through the connecting pipe 3, the sliding block II 54 moves away from the moving plate I571 under the action of the mist pressure due to the large mist pressure, the pressure on the pressure sensor is reduced, the PLC controller stops the atomizer 1, the sliding block II 54 drives the cylindrical gear II 551 to rotate clockwise through the straight rack II 542, the cylindrical gear II 551 drives the conical gear I552 and the conical gear II 553 to rotate clockwise, the conical gear II 553 drives the worm I555 to rotate clockwise through the connecting shaft I554, the worm I555 drives the worm wheel 557 and the conical gear III 558 to rotate, the conical gear III 558 drives the conical gear IV 559 and the cylindrical gear III 5510 to rotate anticlockwise, the third cylindrical gear 5510 drives the third spur rack 575 and the first moving plate 571 to move along the third sliding groove 5115 in a direction away from the third cylindrical gear 5510, meanwhile, the third cylindrical gear 5510 drives the fourth spur rack 576 and the second moving plate 572 to move along the fourth sliding groove 5116 in a direction close to the third cylindrical gear 5510, along with further increase of the moving air inlet area of the first moving plate 571 and the second moving plate 572, the speed of entering mist increases, the second slider 54 continues to move in a direction away from the first moving plate 571 under the action of the pressure of the mist, then the second slider 54 compresses the first spring 56, closes the second vent 518 and presses the second vent plate 586, the second vent plate 586 rotates downwards around the hinge under the action of the pressure of the second slider 54, the second vent plate 586 drives the second link 584 to rotate downwards, and the second link 584 pushes the third slider 582 to slide along the sliding rail 581, the third slide block 582 drives the first linkage rod 583 to rotate upwards and drives the first ventilation plate 585 to rotate upwards, the fourth ventilation hole 5110 is opened, mist flows into the mask 4 through the fourth ventilation hole 5110, meanwhile, the air pressure in the mask 4 is increased, a patient sucks the mist, the first slide block 52 is driven to move towards the direction close to the first ventilation hole 517 due to the increase of the air pressure in the mask 4, the first slide block 52 drives the screw 535 to ascend into the third groove 515, the mist flows into the mask 4 through the fourth ventilation hole 5110, the air pressure at two ends of the second slide block 54 is equal, the second slide block 54 moves towards the direction close to the first movable plate 571 under the action of the elastic force of the first spring 56, when the unidirectional blocking block 543 meets the screw 535, the telescopic rod 546 and the second spring 545 are shortened under the action of the elastic force of the first spring 56 due to the curved surface of the unidirectional slide block 547 facing the direction of the transmission component 55, the second slider 54 continues to move towards the direction approaching the first moving plate 571 under the action of the elastic force of the first spring 56, and finally presses the first ventilating plate 585 and the first moving plate 571, the first ventilating plate 585 closes and closes the fourth ventilating hole 5110, the second ventilating plate 586 opens and the third ventilating hole 519 opens under the driving of the first ventilating plate 585, and the gas exhaled by the patient and the residual mist in the mask 4 flow out through the third ventilating hole 519.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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

The invention and its embodiments have been described above with no limitation, and the actual construction is not limited to the embodiments of the invention as shown in the drawings. In summary, if one of ordinary skill in the art is informed by this disclosure, a structural manner and an embodiment similar to the technical solution should not be creatively devised without departing from the gist of the present invention.

Claims

1. An atomizing device for department of respiration, its characterized in that: the device comprises an atomizer (1), a constant pressure stabilizer (2), a connecting pipe (3), a mask (4) and a passive mist release assembly (5), wherein the constant pressure stabilizer (2) is arranged on the atomizer (1), one end of the connecting pipe (3) is arranged on the constant pressure stabilizer (2), the mask (4) is arranged at the other end of the connecting pipe (3), the passive mist release assembly (5) is arranged on the mask (4), and the other end of the connecting pipe (3) penetrates through the mask (4) and is arranged on the passive mist release assembly (5); the passive mist release assembly (5) comprises a box body (51), a first sliding block (52), a limiting assembly (53), a second sliding block (54), a transmission assembly (55), a first spring (56), a closing assembly (57) and a ventilation assembly (58), wherein the box body (51) is arranged on the lower wall of the face mask (4), a first sliding groove (511), a second sliding groove (512), a first sliding groove (513), a second sliding groove (514), a third sliding groove (515) and a fourth sliding groove (516) are arranged on the box body (51), the first sliding groove (513) is arranged on the box body (51), the second sliding groove (514) is arranged on the box body (51), the third sliding groove (515) is arranged on the first sliding groove (513), the fourth sliding groove (511) is communicated with the first sliding groove (511), the first sliding groove (52) is movably arranged in the fourth sliding groove (516), the first sliding groove (52) is arranged in the first sliding groove (511), the second sliding groove (53) is arranged in the first sliding groove (53), the first sliding groove (521) is arranged in the second sliding groove (53), the sliding block II (54) is provided with a protruding shaft (541), the protruding shaft (541) is cylindrical, the sliding block II (54) is provided with a straight rack II (542), the sliding block II (54) is provided with a unidirectional blocking block (543), the unidirectional blocking block (543) moves in a groove III (515), the transmission assembly (55) is arranged in the groove II (514), one end of the spring I (56) is arranged on the side wall of the sliding groove II (512), the other end of the spring I (56) is arranged on the sliding block II (54), the closing assembly (57) is movably arranged in the box body (51), the ventilation assembly (58) is arranged in the groove IV (516), the box body (51) is provided with a vent hole I (517), a vent hole II (518), a vent hole III (519), a vent hole IV (5110) and an air inlet hole (5111), the vent I (5113) is arranged in the sliding groove I (511), the vent hole I (5113) is arranged on the side wall of the box body II (51) and the vent hole IV (5111) is arranged in the box body (519) in a penetrating way, the wall IV (518) is arranged in the box body II, the vent hole III (519) is provided with a vent pipe II (5114), the vent pipe II (5114) penetrates through the lower wall of the box body (51) and the lower wall of the face mask (4), the vent hole IV (5110) penetrates through the lower wall of the groove IV (516), the vent hole IV (5110) is communicated with the space outside the groove IV (516) and the box body (51), the air inlet hole (5111) is formed in the box body (51), and the other end of the connecting pipe (3) is arranged on the air inlet hole (5111); the limiting component (53) comprises a first cylindrical gear (531) and a ball screw (532), the first cylindrical gear (531) is movably arranged in the first groove (513), the first cylindrical gear (531) is meshed with the first straight rack (521), a first through hole (533) is formed in the first cylindrical gear (531), the ball screw (532) is of the prior art, the ball screw (532) is provided with a nut (534) and a screw rod (535), the nut (534) is arranged on the first through hole (533), a fifth groove (5112) is formed in the box (51), the fifth groove (5112) is formed in the lower wall of the first cylindrical gear (531), the cross section of the fifth groove (5112) is square, one end of the screw rod (535) is movably arranged in the fifth groove (5112), and the other end of the screw rod (535) movably penetrates through the upper wall of the first groove (513) and stretches into the third groove (515); the transmission assembly (55) comprises a cylindrical gear II (551), a conical gear I (552), a conical gear II (553), a connecting shaft I (554), a worm I (555), a connecting shaft II (556), a worm wheel I (557), a conical gear III (558), a conical gear IV (559) and a cylindrical gear III (5510), wherein the cylindrical gear II (551) is movably arranged on the lower wall of the groove II (514), the cylindrical gear II (551) is meshed with the straight rack II (542), the conical gear I (552) is arranged on the cylindrical gear II (551), the connecting shaft I (554) is movably arranged on the side wall of the groove II (514), the conical gear II (553) is arranged on the connecting shaft I (554), the conical gear II (553) is meshed with the conical gear I (552), the worm I (555) is arranged on the connecting shaft I (554), and the worm I (555) is a right-handed worm; the connecting shaft II (556) is arranged on the side wall of the groove II (514), the worm wheel I (557) is movably arranged on the connecting shaft II (556), the worm wheel I (557) and the worm I (555) are meshed with each other, the bevel gear III (558) is arranged on the worm wheel I (557), the cylindrical gear III (5510) is movably arranged on the side wall of the groove II (514), the bevel gear IV (559) is arranged on the cylindrical gear III (5510), and the bevel gear IV (559) and the bevel gear III (558) are meshed with each other.

2. A respiratory nebulizing device according to claim 1, characterized in that: be equipped with sliding tray three (5115) on box (51) lower wall, be equipped with sliding tray four (5116) under box (51) upper wall, sliding tray three (5115) and sliding tray four (5116) run through recess two (514) and sliding tray two (512) setting, closure subassembly (57) are including moving board one (571) and moving board two (572), moving board one (571) activity is located in sliding tray three (5115), be equipped with semicircular hole one (573) on moving board one (571), moving board two (572) activity is located in sliding tray four (5116), be equipped with semicircular hole two (574) on the moving board, be equipped with on moving board one (571) spur rack three (575), be equipped with on moving board two (576) spur rack three (575), spur rack four (576) and cylinder gear three (5510) intermeshing.

3. A respiratory nebulizing device according to claim 2, characterized in that: the air exchanging assembly (58) comprises a sliding rail (581), a sliding block three (582), a linkage rod one (583), a linkage rod two (584), an air exchanging plate one (585) and an air exchanging plate two (586), wherein the sliding rail (581) is arranged on a groove four (516), the sliding block three (582) is movably arranged on the sliding rail (581), the linkage rod one (583) is hinged to one end of the sliding block three (582), the linkage rod two (584) is hinged to the other end of the sliding block three (582), the air exchanging plate one (585) is hinged to the lower wall of the sliding groove two (512), the air exchanging plate two (586) is hinged to the lower wall of the sliding groove two (512), the air exchanging plate one (585) is movably hinged to the linkage rod one (583), and the air exchanging plate two (586) are movably hinged to the linkage rod two (584).

4. A respiratory nebulizing device according to claim 3, characterized in that: the unidirectional blocking block (543) is arranged on the second sliding block (54), the unidirectional blocking block (543) comprises a cross beam (544), a second spring (545), a telescopic rod (546) and a unidirectional sliding block (547), the cross beam (544) is arranged on the second sliding block (54), one end of the second spring (545) is arranged on the cross beam (544), one end of the telescopic rod (546) is arranged on the cross beam (544), the unidirectional sliding block (547) is arranged on the other ends of the second spring (545) and the telescopic rod (546), one surface of the unidirectional sliding block (547) facing the first spring (56) is a vertical surface, and one surface of the unidirectional sliding block (547) facing the direction of the transmission component (55) is a curved surface.

5. The respiratory atomizing device of claim 4, wherein: the atomizer (1) is of an air compression type, and the power source is an oil-free piston type compressor.

6. The respiratory atomizing device of claim 5, wherein: the atomizer (1) is provided with a PLC controller.

7. The respiratory atomizing device of claim 6, wherein: the constant voltage stabilizer (2) comprises a servo motor (21), a constant voltage tank (22), an I-shaped block (23), a driving roller (24), a permanent magnet (25) and an electromagnet (26), wherein an air inlet (27) and an air outlet (28) are formed in the constant voltage tank (22), one end of a connecting pipe (3) is arranged on the air outlet (28), a first stop block (29) and a second stop block (210) are arranged on the constant voltage tank (22), the first stop block (29) is close to the air inlet (27) and the air outlet (28), the second stop block (210) is far away from the air inlet (27) and the air outlet (28), the driving roller (24) is movably arranged on the side wall of the constant voltage tank (22), the servo motor (21) is arranged on the driving roller (24), the permanent magnet (25) is arranged on the lower wall of the constant voltage tank (22), the N pole of the permanent magnet (25) is upwards, one end of the I-shaped block (23) is movably arranged in the constant voltage tank (22), one end of the I-shaped block (23) is arranged between the first stop block (29) and the second stop block (28), and the other end of the I-shaped block (23) is movably arranged on the driving roller (26).

8. The respiratory nebulizing device of claim 7, wherein: the first movable plate (571) is provided with a pressure sensor.