CN117018358B - Aerosol auxiliary inhalation drug delivery device - Google Patents
Aerosol auxiliary inhalation drug delivery device Download PDFInfo
- Publication number
- CN117018358B CN117018358B CN202311027491.4A CN202311027491A CN117018358B CN 117018358 B CN117018358 B CN 117018358B CN 202311027491 A CN202311027491 A CN 202311027491A CN 117018358 B CN117018358 B CN 117018358B
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- fixedly connected
- aerosol
- coil spring
- ratchet
- rod
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- 239000000443 aerosol Substances 0.000 title claims abstract description 94
- 238000012377 drug delivery Methods 0.000 title abstract description 16
- 239000003814 drug Substances 0.000 claims abstract description 41
- 238000005259 measurement Methods 0.000 claims abstract description 11
- 239000007921 spray Substances 0.000 claims abstract description 9
- 230000005540 biological transmission Effects 0.000 claims description 67
- 230000000979 retarding effect Effects 0.000 claims description 31
- 238000005507 spraying Methods 0.000 claims description 15
- 230000000087 stabilizing effect Effects 0.000 claims description 10
- 238000009434 installation Methods 0.000 claims description 7
- 230000001105 regulatory effect Effects 0.000 claims description 4
- 230000001276 controlling effect Effects 0.000 claims description 3
- 239000003595 mist Substances 0.000 abstract description 15
- 229940079593 drug Drugs 0.000 abstract description 9
- 230000001360 synchronised effect Effects 0.000 description 4
- 239000007788 liquid Substances 0.000 description 3
- 210000004072 lung Anatomy 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000003380 propellant Substances 0.000 description 2
- 238000007792 addition Methods 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 230000029058 respiratory gaseous exchange Effects 0.000 description 1
- 210000002345 respiratory system Anatomy 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000007306 turnover Effects 0.000 description 1
Classifications
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M11/00—Sprayers or atomisers specially adapted for therapeutic purposes
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M15/00—Inhalators
- A61M15/0001—Details of inhalators; Constructional features thereof
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M15/00—Inhalators
- A61M15/0001—Details of inhalators; Constructional features thereof
- A61M15/0021—Mouthpieces therefor
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M15/00—Inhalators
- A61M15/0065—Inhalators with dosage or measuring devices
- A61M15/0068—Indicating or counting the number of dispensed doses or of remaining doses
- A61M15/007—Mechanical counters
- A61M15/0071—Mechanical counters having a display or indicator
- A61M15/0075—Mechanical counters having a display or indicator on a disc
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M2202/00—Special media to be introduced, removed or treated
- A61M2202/03—Gases in liquid phase, e.g. cryogenic liquids
Landscapes
- Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Hematology (AREA)
- Anesthesiology (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Bioinformatics & Cheminformatics (AREA)
- Pulmonology (AREA)
- Biophysics (AREA)
- Containers And Packaging Bodies Having A Special Means To Remove Contents (AREA)
Abstract
The invention belongs to the field of aerosol equipment, and particularly relates to an aerosol auxiliary inhalation drug delivery device, wherein the lower end of a nozzle is provided with an inclined plane inclined to the upper side, the rear end of the aerosol is rotationally connected with an output gear, the rear side of the output gear is connected with a coil spring for accumulating force when the output gear rotates, the upper side of the output gear is connected with a synchronously rotating display disc, and the rear side of the display disc is provided with a measurement for displaying the internal drug quantity of the aerosol; the device is smaller in the opening of the nozzle when in use, can be convenient for a patient to put into the mouth, can adjust the depth of the nozzle for placing the mouth according to the difference of the size of the mouth when in use, can spray out the medicine mist through the nozzle when the button is pressed and finish the medicine mist in the appointed time, and the display disc can rotate after the button is pressed every time, so that a user can know the use times of the aerosol through the measurement of the display disc, and the user can take medicine in time.
Description
Technical Field
The invention belongs to the field of aerosol equipment, and particularly relates to an aerosol auxiliary inhalation drug delivery device.
Background
The aerosol is used for local treatment and is generally applied to treatment of lung and respiratory tract, the aerosol is used for containing a drug solution and a proper propellant in a container, when in use, the propellant is used for spraying the drug in a mist form, the drug directly acts on the part to be treated, when the aerosol is used for treatment, the drug delivery position is positioned accurately, the drug exerting speed is high, and because of using the container device, the drug pollution probability is reduced, and the stability of the drug is increased; the nozzle of present aerosol is square structure, and opening size and volume size are unanimous, are unfavorable for the user that the oral area is less to use to because use the container to administer when using, can't judge the dose in the aerosol in the use, the medicine fog in the aerosol is used up after the user is unknowable the condition that influences the timely dosing of user easily.
Disclosure of Invention
In view of the above, the present invention provides an aerosol inhalation-assisted drug delivery device, which effectively solves the problems mentioned in the background art.
The technical scheme adopted by the invention for solving the problems is as follows:
the utility model provides an aerosol auxiliary inhalation's dosing device, including the aerosol, the button of control aerosol opening and closing is installed to the upper end of aerosol, and the nozzle that is used for spouting the medicine fog is installed to the upper end front side of aerosol, the inclined plane that inclines to the upside is seted up to the lower extreme of nozzle, and the rear end rotation of aerosol is connected with output gear, and the left side meshing of output gear has the drive rack that can reciprocate, can constitute the structure that drive rack moved down when the button moves down, is connected with the regulation structure that controls drive rack travel distance between button and the drive rack, and the rear side of output gear is connected with the wind spring that is used for holding power when output gear rotates, can drive output gear counter-rotating when the wind spring releases, and the upside of output gear is connected with synchronous rotation's display disc, and the rear side of display disc is provided with the measurement that is used for showing the inside medicine of aerosol;
the outer side of the coil spring is provided with a first coil spring box, the first coil spring box is fixedly connected with aerosol, the inner end of the coil spring is fixedly connected with a transmission rod, the outer end of the coil spring is fixedly connected with the inner wall of the first coil spring box, the surface of the transmission rod is coaxially and rotatably connected with the first coil spring box, the transmission rod is fixedly connected with the output gear coaxially, the surface of the transmission rod positioned at the rear side of the first coil spring box is fixedly connected with a power storage ratchet wheel, one side of the power storage ratchet wheel is meshed with a first ratchet plate, the first ratchet plate is slidably connected with the first coil spring box, the surface of the first ratchet plate is fixedly connected with a first meshing spring for pushing the first ratchet plate to mesh with the power storage ratchet wheel, and the other end of the first meshing spring is fixedly connected with the first coil spring box;
the rear end of the transmission rod is provided with a speed stabilizing structure for stabilizing the output speed of the coil spring;
the speed stabilizing structure comprises a retarding ratchet wheel, the retarding ratchet wheel is arranged on the surface of a transmission rod, the retarding ratchet wheel is in unidirectional transmission with the transmission rod, the transmission rod can drive the retarding ratchet wheel to rotate only when a coil spring releases energy, a second coil spring box is arranged on the upper side of the retarding ratchet wheel and is fixedly connected with aerosol, a reset coil spring is arranged in the second coil spring box, the outer end of the reset coil spring is fixedly connected with the second coil spring box, the inner end of the reset coil spring is fixedly connected with a mounting rod, the mounting rod is rotationally connected with the second coil spring box, the rear end of the mounting rod is fixedly connected with a stop pawl and a matched pawl which are oppositely arranged respectively, the stop pawl and the matched pawl are respectively arranged on two corresponding sides of the retarding ratchet wheel, and the matched pawl is in a state far away from the retarding ratchet wheel when the stop pawl is meshed with the retarding ratchet wheel;
the surface of the button is rotationally connected with a connecting frame, the lower side surface of the connecting frame is fixedly connected with a push rod, one end of the first ratchet plate, which is far away from the power storage ratchet wheel, is fixedly connected with a bevel block, the bevel part of the bevel block corresponds to the push rod, and when the button moves downwards under the arrangement of the bevel part, the first ratchet plate can be driven to move in the direction far away from the power storage ratchet wheel through the bevel block of the push rod;
the aerosol device comprises a first mounting box, a connecting rack, a connecting gear, a connecting pin, a connecting shaft, a supporting shaft, a connecting plate, a connecting groove, a connecting plate, a connecting pin shaft, a connecting shaft and a connecting groove, wherein the first mounting box is fixedly connected with the rear end of the aerosol, the surface of the connecting rack is in sliding connection with the upper end of the first mounting box, the bottom of the connecting rack is fixedly connected with the connecting rack, one side of the connecting rack is meshed with the connecting gear, the connecting gear is rotationally connected with the first mounting box, the front side of the connecting gear is coaxially provided with the rotating plate, the connecting gear and the rotating plate are in unidirectional transmission, the rotating plate can rotate only when the connecting rack moves downwards to drive the connecting gear to rotate, the right side of the rotating plate is provided with the swinging plate, the middle of the swinging plate is connected with the supporting shaft, one end of the swinging plate, which is close to the rotating plate, is hinged with a first hinging rod, the first hinging rod is hinged with the rotating plate, one side of the swinging plate, which is far away from the rotating plate, is provided with the connecting groove, and the connecting pin shaft is fixedly connected with the connecting shaft, and the connecting shaft is in sliding fit with the connecting groove;
the non-tooth surface of the connecting rack is fixedly connected with a ratchet bar, the left side of the ratchet bar is provided with a fixing frame, the fixing frame is fixedly connected with the inner wall of the first mounting box, the surface of the fixing frame is rotationally connected with a pawl, one end of the pawl is meshed with the ratchet bar, the other end of the pawl is fixedly connected with a secondary rod, the other end of the secondary rod is hinged with a second hinging rod, the other end of the second hinging rod is hinged with a pushing sliding block which moves up and down, the pushing sliding block is in sliding connection with a fixed plate, the upper end of the pushing sliding block is fixedly connected with a second meshing spring, and the other end of the second meshing spring is fixedly connected with the fixed plate; the front end of the pawl is fixedly connected with a matching shaft near one end of the second hinging rod, the circumferential surface of the rotating plate is fixedly connected with a stop lever, and the pawl is disengaged from the ratchet bar by the stop lever propping against the matching shaft in the initial state of the rotating plate;
the surface of the display disc is provided with a second mounting box which is fixedly connected with the aerosol, and the upper side of the surface of the rear end of the second mounting box is provided with a rectangular groove; the front end of the display disc is fixedly connected with a transmission large gear in a coaxial way, one side of the transmission large gear is meshed with a limiting tooth block capable of moving left and right, the limiting tooth block is in sliding connection with the surface of the second installation box, one end of the limiting tooth block, which is far away from the transmission large gear, is fixedly connected with a third meshing spring, and the other end of the third meshing spring is fixedly connected with the surface of the second installation box; the lower side of the second transmission large gear is meshed with a transmission small gear, the front side coaxial center of the transmission small gear is fixedly connected with a second belt wheel, the front side coaxial center of the output gear is fixedly connected with a first belt wheel, and a transmission belt is sleeved on the surfaces of the second belt wheel and the first belt wheel.
Preferably, the inclined surface part of the lower side of the nozzle is uniformly provided with a plurality of transverse grooves with equal distances from front to back.
Preferably, the adjusting structure comprises an adjusting slide block fixedly connected with a supporting shaft, a guide rail is slidably connected to the surface of the adjusting slide block, an adjusting groove is formed in the surface of a swinging plate corresponding to the supporting shaft, the supporting shaft is slidably matched with the adjusting groove, an adjusting plate capable of swinging left and right is arranged on the front side of the guide rail, the upper end of the adjusting plate is rotationally connected with the first mounting box, a sliding groove is formed in the surface of the adjusting plate, a matching rod is fixedly connected with the front end of the adjusting slide block, the matching rod is slidably matched with the sliding groove, a worm wheel is connected with the upper end of the adjusting plate in a coaxial manner, a worm is meshed with the upper side of the worm wheel, the surface of the worm is rotationally connected with the first mounting box, and a knob is fixedly connected with one end of the worm located outside the first mounting box.
The invention has novel structure, ingenious conception and simple and convenient operation, and has the following advantages compared with the prior art:
the device has the advantages that the opening of the nozzle is smaller when the device is used, the device can be conveniently placed in the mouth of a patient, the depth of the mouth of the nozzle can be adjusted according to the difference of the sizes of the mouths when the device is used, a user can keep the size of the mouth of the nozzle when using each time by biting the groove, medicine mist can be sprayed out through the nozzle when pressing the button and is ended in a designated time, the display disc can be rotated after pressing the button each time, the user can know the using times of the aerosol through the measurement of the display disc, the user can conveniently and timely take medicine, the knob can be rotated according to the needs when using, the display disc can be adjusted accordingly when the spraying amount of the medicine mist is adjusted, the medicine amount in the aerosol corresponds to the times displayed on the display disc, and the use is convenient.
Drawings
Fig. 1 is a first schematic view showing the overall structure of an aerosol inhalation-assisted drug delivery device of the present invention.
Fig. 2 is a second schematic view showing the overall structure of an aerosol inhalation-assisted drug delivery device according to the present invention.
Fig. 3 is a schematic view of a rectangular slot configuration of an aerosol inhalation-assisted delivery device according to the present invention.
Fig. 4 is a schematic view showing the internal structure of a first and a second mounting case of an aerosol inhalation-assisted drug delivery device according to the present invention.
Fig. 5 is a schematic view showing a driving structure of a connecting frame of an aerosol inhalation-assisted drug delivery device according to the present invention.
Fig. 6 is a schematic diagram showing the connection structure of the swing plate of the aerosol inhalation-assisted administration device of the present invention.
Fig. 7 is a schematic view showing a coil spring mounting structure of an aerosol inhalation-assisted drug delivery device of the present invention.
Figure 8 is a schematic view of a first ratchet plate engaging structure of an aerosol assisted inhalation delivery device of the present invention.
Fig. 9 is a schematic view showing the steady-rate structure of an aerosol inhalation-assisted drug delivery device according to the present invention.
Fig. 10 is a first schematic view of a ratchet bar and pawl engagement structure of an aerosol inhalation-assisted delivery device of the present invention.
Fig. 11 is a second schematic view of a ratchet bar and pawl engagement structure of an aerosol inhalation-assisted delivery device of the present invention.
Fig. 12 is a schematic illustration of a push rod mating structure of an aerosol inhalation-assisted delivery device according to the present invention.
Fig. 13 is a schematic view showing a regulating structure of an aerosol inhalation-assisted administration device of the present invention.
Fig. 14 is a schematic view showing a mounting structure of a spacing tooth block of an aerosol inhalation-assisted drug delivery device according to the present invention.
Fig. 15 is a schematic diagram showing the transmission structure of the output gear and the display disc of the aerosol inhalation-assisted drug delivery device of the present invention.
In the figure: 1-aerosol, 2-button, 3-nozzle, 4-groove, 5-first mounting box, 6-second mounting box, 7-rectangular slot, 8-link, 9-turn plate, 10-link gear, 11-link rack, 12-ratchet, 13-push rod, 14-swing plate, 15-first hinge lever, 16-bar, 17-guide rail, 18-adjustment slide, 19-mating lever, 20-drive rack, 21-link pin, 22-link slot, 23-adjustment slot, 24-support shaft, 25-output gear, 26-first coil spring box, 27-coil spring, 28-power ratchet, 29-first pulley, 30-first ratchet plate 31-first engagement spring, 32-ramp block, 33-drive rod, 34-retard ratchet, 35-stop pawl, 36-mating pawl, 37-mounting rod, 38-second coil spring cassette, 39-return coil spring, 40-pawl, 41-secondary rod, 42-mating shaft, 43-fixed plate, 44-second hinge rod, 45-push slide, 46-second engagement spring, 47-adjustment plate, 49-slide groove, 50-worm wheel, 51-worm, 52-knob, 53-second pulley, 54-drive pinion, 55-drive gearwheel, 56-stop tooth block, 57-third engagement spring, 58-display disc, 59-measurement.
Detailed Description
The following are specific embodiments of the present invention, and the technical solutions of the present invention are further described with reference to the accompanying drawings, but the present invention is not limited to these embodiments.
As shown in fig. 1 to 15, the invention provides a drug delivery device for aerosol auxiliary inhalation, which comprises an aerosol 1, wherein a button 2 for controlling the opening and closing of the aerosol 1 is arranged at the upper end of the aerosol 1, a nozzle 3 for ejecting drug mist is arranged at the front side of the upper end of the aerosol 1, an inclined surface inclining upwards is arranged at the lower end of the nozzle 3, an output gear 25 is rotatably connected at the rear end of the aerosol 1, a driving rack 20 capable of moving upwards and downwards is meshed at the left side of the output gear 25, a structure capable of moving downwards is formed when the button 2 moves downwards, an adjusting structure for controlling the moving distance of the driving rack 20 is connected between the button 2 and the driving rack 20, a coil spring 27 for accumulating force when the output gear 25 rotates is connected at the rear side of the output gear 25, a display disc 58 capable of driving the output gear 25 to reversely rotate when the coil spring 27 is released is connected at the upper side of the output gear 25, and a measurement 59 for displaying the drug amount inside the aerosol 1 is arranged at the rear side of the display disc 58.
When the device is used, the spray nozzle 3 is placed in the mouth, the button 2 is pressed to spray the medicine mist, the inclined surface structure arranged at the lower end of the spray nozzle 3 enables the opening of the spray nozzle 3 to be a small mouth, but the mouth of a user needs to be stretched more and more in the deeper inlet of the spray nozzle 3, so that the medicine mist can conveniently enter the air passage and the lung, and the medicine feeding promoting effect is achieved; in order to facilitate the user to obtain the content of the medicine mist in the aerosol 1 in time when the device is used by the user, facilitate the user to replace the aerosol 1 in time and administer medicine in time, the output gear 25 is driven to rotate by driving the driving rack 20 to move downwards when the button 2 is pressed, the display disc 58 can be synchronously driven to rotate when the output gear 25 rotates, the residual use times of the aerosol 1 can be obtained by observing the measurement 59 on the surface of the display disc 58 when the output disc rotates, the user can conveniently administer medicine in time, the measurement 59 is set as the times that the aerosol 1 can be sprayed together, and the setting can be carried out according to the medicine mist amount in the aerosol 1; when the button 2 drives the driving rack 20 to move so that the output gear 25 rotates, the coil spring 27 can be driven to shrink and accumulate force, when the coil spring 27 releases energy, the output gear 25 can be driven to reset, the button 2 can further move upwards to reset and close the aerosol 1, the aerosol spraying is stopped, the spraying amount of the aerosol can be adjusted by adjusting the moving distance of the driving rack 20 through the adjusting structure, and the adjustment is performed according to patients with different required degrees; when the movement distance of the driving rack 20 is increased by pressing the button 2 under the adjustment of the adjusting structure, the rotation amplitude of the corresponding display disc 58 is also increased, and the number of times that the aerosol 1 displayed by the measurement 59 can be used can be adjusted according to the spraying amount of the medicine mist, so that the aerosol can be used continuously conveniently; the aerosol 1 includes the body and sets up the atomizing mouth in the body upper end, the atomizing mouth can atomize the liquid medicine and form the aerial fog, the body bottom is equipped with compression spring, the spring upper end is equipped with the piston board of sliding connection about with the body inner wall, the liquid medicine is loaded at body inner wall and piston board upper end, when pressing button 2 messenger atomizing mouth and opening, promote the piston board under the self spring of spring can make the liquid medicine from atomizing mouth blowout, have stronger kinetic energy when the aerial fog blowout under the extrusion effect of spring, thereby the smooth lung that enters into the patient, help can not synchronous deep breathing's child patient assist dosing.
In order to facilitate the user to keep the opening size of the mouth part when the nozzle is used each time, the inclined surface part at the lower side of the nozzle 3 is uniformly provided with a plurality of transverse grooves 4 with equal distances from front to back, the number of the grooves 4 can be three, and the grooves 4 at the same position can be snapped by teeth when the nozzle is used each time, so that the user can regulate the opening size conveniently.
In order to reset the output gear 25, the next use of the device is convenient, a first coil spring box 26 is arranged on the outer side of the coil spring 27, the first coil spring box 26 is fixedly connected with the aerosol 1, a transmission rod 33 is fixedly connected to the inner end of the coil spring 27, the outer end of the coil spring 27 is fixedly connected with the inner wall of the first coil spring box 26, the surface of the transmission rod 33 is coaxially and rotatably connected with the first coil spring box 26, the transmission rod 33 is coaxially and fixedly connected with the output gear 25, a power storage ratchet 28 is fixedly connected to the surface of the transmission rod 33 positioned on the rear side of the first coil spring box 26, a first ratchet plate 30 is meshed with the first coil spring box 26 in a sliding manner, a first meshing spring 31 for pushing the first ratchet plate 30 to mesh with the power storage ratchet 28 is fixedly connected to the surface of the first ratchet plate 30, and the other end of the first meshing spring 31 is fixedly connected with the first coil spring box 26; every time the output gear 25 rotates, the coil spring 27 can be driven to shrink under the transmission of the transmission rod 33, the power storage ratchet 28 is driven to rotate, power can be stored when the coil spring 27 shrinks, the power storage ratchet 28 can not turn over under the meshing of the first ratchet plate 30 when the power storage ratchet 28 rotates, the coil spring 27 can keep energy, the first meshing spring 31 is used for pushing the first ratchet plate 30 to keep the meshing state with the power storage ratchet 28, and when the first ratchet plate 30 is disengaged from the power storage ratchet 28, the energy can be released and the output gear 25 is driven to reset after the coil spring 27 is disengaged.
In order to keep a certain spraying time and a certain spraying amount of the aerosol 1 when the aerosol 1 is used each time, a speed stabilizing structure for stabilizing the output speed of the coil spring 27 is arranged at the rear end of the transmission rod 33, and the output gear 25 can be reset at a stable speed under the condition that the coil spring 27 stably releases energy through the arrangement of the speed stabilizing structure, so that the aerosol 1 can stably spray a certain amount of the aerosol after being pressed down by the button 2, and then spraying is stopped, so that the drug delivery and supply of a user are maintained.
In order to enable the coil spring 27 to stably release energy, the speed stabilizing structure comprises a retarding ratchet wheel 34, the retarding ratchet wheel 34 is arranged on the surface of a transmission rod 33, the retarding ratchet wheel 34 is fixedly connected with the transmission rod 33 through a first unidirectional bearing, unidirectional transmission is carried out between the retarding ratchet wheel 34 and the transmission rod 33, the transmission rod 33 can drive the retarding ratchet wheel 34 to rotate only when the coil spring 27 releases energy, a second coil spring box 38 is arranged on the upper side of the retarding ratchet wheel 34, the second coil spring box 38 is fixedly connected with the aerosol 1, a reset coil spring 39 is arranged in the second coil spring box 38, the outer end of the reset coil spring 39 is fixedly connected with the second coil spring box 38, the inner end of the reset coil spring 39 is fixedly connected with a mounting rod 37, the mounting rod 37 is rotatably connected with the second coil spring box 38, the rear end of the mounting rod 37 is respectively fixedly connected with a stop pawl 35 and a matching pawl 36 which are oppositely arranged, the stop pawl 35 and the matching pawl 36 are respectively arranged on two corresponding sides of the retarding ratchet wheel 34, and the matching pawl 36 is in a state far away from the retarding ratchet wheel 34 when the stop pawl 35 is meshed with the ratchet wheel 34; the retarding ratchet 34 can not rotate when the driving rod 33 drives the coil spring 27 to store force, the retarding ratchet 34 can be driven to rotate when the coil spring 27 releases energy to drive the driving rod 33 to rotate, the matched pawl 36 can be continuously pushed by the ratchet on the surface when the retarding ratchet 34 rotates, the reset coil spring 39 can be contracted when the matched pawl 36 is pushed outwards, the stopping pawl 35 can be meshed with the retarding ratchet 34 to brake the retarding ratchet 34, then the reset coil spring 39 is released, the stopping pawl 35 is intermittently meshed with the retarding ratchet 34, the stopping pawl 35 is used for preventing the retarding ratchet 34 from rotating, the retarding ratchet 34 can be stably rotated under the intermittent continuous meshing of the stopping pawl 35 and the retarding ratchet 34, and further the stable speed release of the coil spring 27 is realized.
In order to conveniently control the coil spring 27 to release energy, the button 2 can be reset on time after being pressed, the spraying time of medicine mist is kept, and the button is convenient for a user to use, the surface of the button 2 is rotationally connected with the connecting frame 8, the lower side surface of the connecting frame 8 is fixedly connected with the push rod 13, one end of the first ratchet plate 30, which is far away from the power storage ratchet 28, is fixedly connected with the inclined surface block 32, the inclined surface part of the inclined surface block 32 corresponds to the push rod 13, and when the button 2 moves downwards under the arrangement of the inclined surface part, the inclined surface block 32 can drive the first ratchet plate 30 to move towards the direction far away from the power storage ratchet 28 through the push rod 13; the connecting frame 8 can move along with the push of the button 2, after the button 2 is pressed, the first ratchet plate 30 can be driven by the cooperation of the push rod 13 and the inclined surface block 32 to press the first meshing spring 31 and disengage from the power accumulating ratchet wheel 28, the coil spring 27 can release energy to drive the transmission rod 33 to rotate, the output gear 25 is reset, and the button 2 can be reset.
In order to facilitate the user to drive the output gear 25 to rotate when pressing the button 2, the rear end of the aerosol 1 is fixedly connected with the first mounting box 5, the surface of the connecting frame 8 is slidably connected with the upper end of the first mounting box 5, the bottom of the connecting frame 8 is fixedly connected with the connecting rack 11, one side of the connecting rack 11 is meshed with the connecting gear 10, the connecting gear 10 is rotationally connected with the first mounting box 5, the front side coaxial center of the connecting gear 10 is provided with the rotating plate 9, unidirectional transmission is carried out between the connecting gear 10 and the rotating plate 9, the middle part of the rotating plate 9 is fixedly connected with a connecting shaft, the surface of the connecting shaft is fixedly connected with a second unidirectional bearing, the connecting gear 10 is fixedly connected with the second unidirectional bearing, the rotating plate 9 can rotate only when the connecting frame 8 moves downwards to drive the connecting gear 10 to rotate, the right side of the rotating plate 9 is provided with the swinging plate 14, the middle part of the swinging plate 14 is connected with the supporting shaft 24, one end of the swinging plate 14 close to the rotating plate 9 is hinged with the first hinging rod 15, the first hinging rod 15 is hinged with the non-center position of the rotating plate 9, one side of the swinging plate 14 far from the rotating plate 9 is provided with the connecting groove 22, the surface of the connecting shaft 21 is fixedly connected with the driving pin 21, and the driving groove 21 is fixedly connected with the connecting shaft 21 in a matched manner; when the connecting frame 8 moves downwards, the connecting gear 10 can be driven to rotate through the connecting rack 11, the rotating plate 9 is driven to rotate, the swinging plate 14 is driven to swing by taking the supporting shaft 24 as a fulcrum under the transmission of the first hinging rod 15 when the rotating plate 9 rotates, the driving rack 20 is driven to move upwards under the sliding fit of the connecting groove 22 and the connecting pin shaft 21, and the output gear 25 can be driven to rotate under the meshing of the driving rack 20 and the output gear 25.
In order to conveniently adjust the moving distance of the driving rack 20 and further achieve the effect of adjusting the spraying amount of the aerosol 1, the adjusting structure comprises an adjusting slide block 18 fixedly connected with a supporting shaft 24, a guide rail 17 is connected to the surface of the adjusting slide block 18 in a sliding way, the guide rail 17 is fixedly connected with a first mounting box 5, an adjusting groove 23 is formed in the surface of a swinging plate 14 corresponding to the supporting shaft 24, the supporting shaft 24 is in sliding fit with the adjusting groove 23, an adjusting plate 47 capable of swinging left and right is arranged on the front side of the guide rail 17, the upper end of the adjusting plate 47 is in rotating connection with the first mounting box 5, a sliding groove 49 is formed in the surface of the adjusting plate 47, a matching rod 19 is fixedly connected to the front end of the adjusting slide block 18, the matching rod 19 is in sliding fit with the sliding groove 49, a worm wheel 50 is connected to the upper end of the adjusting plate 47 in a coaxial way, a worm 51 is meshed with the upper side of the worm wheel 50, the surface of the worm 51 is in rotating connection with the first mounting box 5, and one end of the worm 51 located on the outer side of the first mounting box 5 is fixedly connected with a knob 52; the knob 52 can control the movement distance of the driving rack 20 when the button 2 is pressed each time, the adjusting plate 47 is driven to swing under the meshing of the worm 51 and the worm wheel 50 when the knob 52 rotates, the adjusting slide block 18 can be driven to move on the surface of the guide rail 17 under the sliding fit of the sliding groove 49 and the matching rod 19 when the adjusting plate 47 swings, the position of the supporting shaft 24 is further moved, the swinging distance of one end of the swinging plate 14 connected with the driving gear is adjusted by adjusting the movement distance of the supporting shaft 24, when the supporting shaft 24 approaches to one end of the swinging plate 14 connected with the first hinging rod 15, the swinging distance of one end of the swinging plate 14 connected with the driving gear is increased, and then the movement distance of the driving rack 20 is increased, so that the driving rack is convenient for a user to use.
In order to balance the medicine amount sprayed in the medicine spraying process of the aerosol 1, the button 2 can be reset after the medicine spray spraying time is finished, the ratchet bar 12 is fixedly connected with a non-tooth surface of the connecting rack 11, a fixing frame is arranged on the left side of the ratchet bar 12 and fixedly connected with the inner wall of the first mounting box 5, a pawl 40 is rotatably connected to the surface of the fixing frame, one end of the pawl 40 is meshed with the ratchet bar 12, the other end of the pawl 40 is fixedly connected with a secondary rod 41, the other end of the secondary rod 41 is hinged with a second hinging rod 44, the other end of the second hinging rod 44 is hinged with a pushing sliding block 45 which moves up and down, the pushing sliding block 45 is in sliding connection with the fixing plate 43, the upper end of the pushing sliding block 45 is fixedly connected with a second meshing spring 46, and the other end of the second meshing spring 46 is fixedly connected with the fixing plate 43; the front end of the pawl 40 is fixedly connected with a matching shaft 42 near one end of a second hinging rod 44, the circumferential surface of the rotating plate 9 is fixedly connected with a stop lever 16, and the pawl 40 is disengaged from the ratchet bar 12 by the stop lever 16 propping against the matching shaft 42 in the initial state of the rotating plate 9, so that the connecting frame 8 can smoothly move upwards, and the button 2 can smoothly reset; when the button 2 is pressed downwards, the connecting frame 8 moves downwards to drive the rotating plate 9 to rotate through the engagement of the connecting rack 11 and the connecting gear 10, the stop lever 16 does not block the matching shaft 42 when the rotating plate 9 rotates, the pushing sliding block 45 can move downwards under the pushing of the second engagement spring 46, the pawl 40 is meshed with the ratchet rack 12 under the transmission of the second hinging rod 44, the connecting frame 8 moves downwards unidirectionally under the engagement of the pawl 40 and the ratchet rack 12, the coil spring 27 is driven to release energy after the connecting frame 8 moves to the lowest side, the rotating plate 9 can be gradually driven to reset under the linkage of the output gear 25 in the process of releasing energy by the coil spring 27, the time of spraying medicine mist after the rotating plate 9 is reset is finished, then the pawl 40 is disengaged from the ratchet rack 12 through the pushing of the stop lever 16, and the button 2 can move upwards to reset.
In order to keep the display disc 58 stable when not in use, the surface of the display disc 58 is provided with a second mounting box 6, the second mounting box 6 is fixedly connected with the aerosol 1, and the upper side of the rear end surface of the second mounting box 6 is provided with a rectangular groove 7; the front end of the display disc 58 is fixedly connected with a transmission large gear 55 in a coaxial way, one side of the transmission large gear 55 is meshed with a limiting tooth block 56 which can move left and right, the limiting tooth block 56 is slidably connected with the surface of the second installation box 6, one end of the limiting tooth block 56, which is far away from the transmission large gear 55, is fixedly connected with a third meshing spring 57, the other end of the third meshing spring 57 is fixedly connected with the surface of the second installation box 6, and the limiting tooth block 56 can be meshed with the transmission large gear 55 under the pushing of the third meshing spring 57 to play a role in keeping the display disc 58 stable; in order to keep the synchronous transmission of the output gear 25 and the display disc 58, the lower side of the second transmission large gear 55 is meshed with the transmission small gear 54, the front side coaxial center of the transmission small gear 54 is fixedly connected with the second belt pulley 53, the front side coaxial center of the output gear 25 is fixedly connected with the first belt pulley 29, the surfaces of the second belt pulley 53 and the first belt pulley 29 are sleeved with a transmission belt, the transmission gear number of the transmission small gear 54 is smaller than that of the transmission large gear 55, the transmission small gear 54 is used for reducing the rotation amplitude of the output gear 25, the transmission small gear 54 is arranged to rotate only one scale under the transmission of the transmission small gear 54 when the output gear 25 rotates in an initial state, the aerosol is reduced by one time, and the aerosol can be conveniently observed by a user, and the output gear 25 and the display disc 58 can keep the synchronous rotation under the transmission of the transmission belt.
When the device is used, in order to enable a user to open a large mouth when using the device and keep the opening size when in use, the user can bite the groove 4 at the same position when in use each time, medicine mist can be sprayed out through the nozzle 3 when the button 2 is pressed and is ended in a designated time, the display disc 58 can rotate after the button 2 is pressed each time, the user can know the using times of the aerosol 1 through the measurement 59 of the display disc 58, the user can conveniently and timely administer medicine, the knob 52 can be rotated according to needs when in use, the display disc 58 can be adjusted accordingly when the spraying amount of the medicine mist is adjusted, so that the medicine amount in the aerosol 1 corresponds to the times displayed on the display disc 58, and the use is convenient.
The specific embodiments described herein are offered by way of example only to illustrate the spirit of the invention. Those skilled in the art may make various modifications or additions to the described embodiments or substitutions, without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.
Claims (3)
1. The utility model provides an auxiliary inhalation of aerosol dosing device, includes aerosol (1), button (2) that control aerosol (1) opened and closed are installed to the upper end of aerosol (1), and nozzle (3) that are used for spouting the medicine fog are installed to the upper end front side of aerosol (1), its characterized in that: the aerosol spraying device is characterized in that an inclined surface inclining upwards is formed in the lower end of the spray nozzle (3), an output gear (25) is rotatably connected to the rear end of the aerosol (1), a driving rack (20) capable of moving up and down is meshed to the left side of the output gear (25), a structure capable of moving down is formed when the button (2) moves down, an adjusting structure for controlling the moving distance of the driving rack (20) is connected between the button (2) and the driving rack (20), a coil spring (27) for accumulating force when the output gear (25) rotates is connected to the rear side of the output gear (25), the output gear (25) can be driven to reversely rotate when the coil spring (27) is released, a display disc (58) capable of synchronously rotating is connected to the upper side of the output gear (25), and a measurement (59) for displaying the medicine amount in the aerosol (1) is arranged on the rear side of the display disc (58);
the outer side of the coil spring (27) is provided with a first coil spring box (26), the first coil spring box (26) is fixedly connected with an aerosol (1), the inner end of the coil spring (27) is fixedly connected with a transmission rod (33), the outer end of the coil spring (27) is fixedly connected with the inner wall of the first coil spring box (26), the surface of the transmission rod (33) is coaxially and rotatably connected with the first coil spring box (26), the transmission rod (33) is fixedly connected with an output gear (25) coaxially, the surface of the transmission rod (33) positioned at the rear side of the first coil spring box (26) is fixedly connected with an accumulating ratchet wheel (28), one side of the accumulating ratchet wheel (28) is meshed with a first ratchet plate (30), the first ratchet plate (30) is slidably connected with a first meshing spring (31) for pushing the first ratchet plate (30) to be meshed with the accumulating ratchet wheel (28), and the other end of the first meshing spring (31) is fixedly connected with the first coil spring box (26);
the rear end of the transmission rod (33) is provided with a speed stabilizing structure for stabilizing the output speed of the coil spring (27);
the speed stabilizing structure comprises a retarding ratchet wheel (34), the retarding ratchet wheel (34) is arranged on the surface of a transmission rod (33), unidirectional transmission is carried out between the retarding ratchet wheel (34) and the transmission rod (33), the retarding ratchet wheel (34) can be driven to rotate only when a coil spring (27) releases energy, a second coil spring box (38) is arranged on the upper side of the retarding ratchet wheel (34), the second coil spring box (38) is fixedly connected with an aerosol (1), a reset coil spring (39) is arranged in the second coil spring box (38), the outer end of the reset coil spring (39) is fixedly connected with the second coil spring box (38), an installation rod (37) is fixedly connected with the inner end of the reset coil spring (39), the installation rod (37) is rotationally connected with the second coil spring box (38), a stop pawl (35) and a matched pawl (36) which are oppositely arranged are respectively and fixedly connected with the rear end of the installation rod (37), the stop pawl (35) and the matched pawl (36) are respectively arranged on the two opposite sides of the ratchet wheel (34), and are in a state of being far away from the retarding ratchet wheel (34) when the stop pawl (35) is matched with the ratchet wheel (34);
the surface of the button (2) is rotationally connected with a connecting frame (8), the lower side surface of the connecting frame (8) is fixedly connected with a push rod (13), one end of the first ratchet plate (30) far away from the power storage ratchet wheel (28) is fixedly connected with a bevel block (32), the bevel part of the bevel block (32) corresponds to the push rod (13), and when the button (2) moves downwards under the arrangement of the bevel part, the bevel block (32) can drive the first ratchet plate (30) to move towards the direction far away from the power storage ratchet wheel (28) through the push rod (13);
the aerosol device comprises an aerosol (1), a first mounting box (5) is fixedly connected to the rear end of the aerosol (1), the surface of a connecting frame (8) is slidably connected with the upper end of the first mounting box (5), a connecting rack (11) is fixedly connected to the bottom of the connecting frame (8), a connecting gear (10) is meshed with one side of the connecting rack (11), the connecting gear (10) is rotationally connected with the first mounting box (5), a rotating plate (9) is arranged on the front side coaxial center of the connecting gear (10), a connecting groove (22) is formed in one side, far away from the rotating plate (9), of the connecting gear (10), the rotating plate (9) can rotate only when the connecting frame (8) moves downwards to drive the connecting gear (10), a swinging plate (14) is arranged on the right side of the rotating plate (9), a supporting shaft (24) is connected to the middle of the swinging plate (14), one end, close to the rotating plate (14), of the rotating plate (9) is hinged with a first hinging rod (15), the first hinging rod (15) is in a non-position hinged with the rotating plate (9), a connecting groove (22) is formed in the side, far away from the rotating plate (9), of the connecting plate (14), and the surface of the rotating plate (20) is fixedly connected with a pin roll (21) through a connecting pin shaft (21), and the pin shaft (21) in a matched mode;
the non-tooth surface of the connecting rack (11) is fixedly connected with a ratchet bar (12), the left side of the ratchet bar (12) is provided with a fixing frame, the fixing frame is fixedly connected with the inner wall of the first mounting box (5), the surface of the fixing frame is rotationally connected with a pawl (40), one end of the pawl (40) is meshed with the ratchet bar (12), the other end of the pawl (40) is fixedly connected with a secondary rod (41), the other end of the secondary rod (41) is hinged with a second hinging rod (44), the other end of the second hinging rod (44) is hinged with a pushing sliding block (45) which moves up and down, the pushing sliding block (45) is in sliding connection with the fixed plate (43), the upper end of the pushing sliding block (45) is fixedly connected with a second meshing spring (46), and the other end of the second meshing spring (46) is fixedly connected with the fixed plate (43); one end, close to the second hinging rod (44), of the front end of the pawl (40) is fixedly connected with a matching shaft (42), the circumferential surface of the rotating plate (9) is fixedly connected with a stop lever (16), and the pawl (40) is disengaged from the ratchet bar (12) by the stop lever (16) propping against the matching shaft (42) in the initial state of the rotating plate (9);
the surface of the display disc (58) is provided with a second mounting box (6), the second mounting box (6) is fixedly connected with the aerosol (1), and a rectangular groove (7) is formed in the upper side of the rear end surface of the second mounting box (6); the front end of the display disc (58) is fixedly connected with a transmission large gear (55) in a coaxial way, one side of the transmission large gear (55) is meshed with a limiting tooth block (56) capable of moving left and right, the limiting tooth block (56) is in sliding connection with the surface of the second mounting box (6), one end, far away from the transmission large gear (55), of the limiting tooth block (56) is fixedly connected with a third meshing spring (57), and the other end of the third meshing spring (57) is fixedly connected with the surface of the second mounting box (6); the lower side of the second transmission large gear (55) is meshed with a transmission small gear (54), the front side coaxial center of the transmission small gear (54) is fixedly connected with a second belt wheel (53), the front side coaxial center of the output gear (25) is fixedly connected with a first belt wheel (29), and a transmission belt is sleeved on the surfaces of the second belt wheel (53) and the first belt wheel (29).
2. An aerosol inhalation-assisted delivery device according to claim 1 wherein: the inclined surface part of the lower side of the nozzle (3) is uniformly provided with a plurality of transverse grooves (4) with equal distances from front to back.
3. An aerosol inhalation-assisted delivery device according to claim 1 wherein: the utility model provides an adjusting structure is including adjusting slider (18) with back shaft (24) fixedly connected with, adjust slider (18) surface sliding connection has guide rail (17), guide rail (17) and first mounting box (5) fixed connection, adjusting slot (23) have been seted up on swing board (14) surface that corresponds with back shaft (24), back shaft (24) and adjusting slot (23) sliding fit, the front side of guide rail (17) is provided with can control wobbling regulating plate (47), sliding slot (49) have been seted up on the surface of regulating plate (47) with first mounting box (5) swivelling joint, the front end fixedly connected with cooperation pole (19) of adjusting slider (18), cooperation pole (19) and sliding slot (49) sliding fit, the upper end coaxial of regulating plate (47) is connected with worm wheel (50), the upside meshing of worm wheel (50) has worm (51), the surface and the first mounting box (5) swivelling joint of worm (51) are located one end fixedly connected with knob (52) in the first mounting box (5) outside.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202311027491.4A CN117018358B (en) | 2023-08-15 | 2023-08-15 | Aerosol auxiliary inhalation drug delivery device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202311027491.4A CN117018358B (en) | 2023-08-15 | 2023-08-15 | Aerosol auxiliary inhalation drug delivery device |
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| CN117018358A CN117018358A (en) | 2023-11-10 |
| CN117018358B true CN117018358B (en) | 2024-02-09 |
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| CN115105392A (en) * | 2022-07-26 | 2022-09-27 | 河南省中医院（河南中医药大学第二附属医院） | Uropoiesis surgery male dipping holding device |
| CN116212316A (en) * | 2023-02-16 | 2023-06-06 | 上海市杨浦区控江医院 | Lower limb mirror image rehabilitation device |
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|---|---|---|---|---|
| US5482030A (en) * | 1994-06-13 | 1996-01-09 | Klein; David | Aerosol and non-aerosol spray counter |
| US6336453B1 (en) * | 1999-04-30 | 2002-01-08 | Trudell Medical International | Indicating device for aerosol container |
| CN205391425U (en) * | 2015-12-25 | 2016-07-27 | 北京怡和嘉业医疗科技有限公司 | Ration dose device and atomizer system |
| CN109529160A (en) * | 2018-12-27 | 2019-03-29 | 中山市美捷时包装制品有限公司 | A kind of aerosol inhalation administration actuator with tally function |
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| CN117018358A (en) | 2023-11-10 |
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