CN115887839A

CN115887839A - Spraying mechanism of medicine feeder for respiratory medicine department

Info

Publication number: CN115887839A
Application number: CN202211628091.4A
Authority: CN
Inventors: 请求不公布姓名
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-12-17
Filing date: 2022-12-17
Publication date: 2023-04-04

Abstract

The invention discloses a spraying mechanism of a drug dispenser for respiratory medicine, belonging to the technical field of medical instruments, and comprising a pump body, a drug storage assembly capable of providing drug liquid for the pump body, a driving assembly and a driven assembly arranged between the drug storage assembly and the driving assembly; when the medicine bottle rotates, the adjusting sleeve moves synchronously, the abutting rod moves, the distance that the abutting rod can push the adjusting piston to move changes, and the amount of medicine liquid which can be stored in the medicine storage cylinder changes; when the carousel rotated, each subassembly synchronous movement of adding medicine to, support the pole and offset with the side face of supporting, adjusting piston moved to keeping away from carousel center direction, and the tensile power of holding of extension spring, when supporting the pole and adjusting the face of supporting and offset, the quantity of the liquid medicine that can store in the storage cartridge case just satisfied the user demand of storing the liquid medicine in the medicine bottle. The invention can carry out quantitative spraying on various liquid medicines and is convenient to switch.

Description

Breathe spraying mechanism of internal medicine ware of dosing

Technical Field

The invention belongs to the technical field of medical instruments, and particularly relates to a spraying mechanism of a drug dispenser for respiratory medicine.

Background

Chinese patent No. CN101791446B discloses a liquid medicine sprayer, which cannot adjust the amount of liquid medicine to be sprayed during use, and is difficult to grasp the use of the liquid medicine, thus easily causing waste of the liquid medicine. The document No. CN215135067U discloses a spray pump capable of adjusting a spray effect, which relates to the technical field of medical spraying, and aims at the problems that the existing medical spray pump cannot adjust the spray effect and cannot control the size of a sprayed liquid amount when in use, so that liquid medicine is easily wasted, and when the existing medical spray pump is not used for a long time, the existing spray pump is easily blocked in a bottle body, so that the medical spray pump cannot be normally used. In the use process of the above patent, only one liquid medicine can be quantitatively sprayed, and the liquid medicine needs to be readjusted after being replaced.

Disclosure of Invention

The technical problem to be solved by the invention is as follows: aiming at the defects in the prior art, the spraying mechanism of the administration device can carry out quantitative spraying on various liquid medicines and is convenient to switch.

In order to realize the purpose of the invention, the following technical scheme is adopted for realizing the purpose: a spraying mechanism of a respiratory medicine dispenser comprises a pump body, a medicine storage assembly capable of providing liquid medicine for the pump body, a driving assembly and a driven assembly arranged between the medicine storage assembly and the driving assembly; the medicine storage component comprises a medicine storage cylinder which is fixedly connected to the inner bottom of the shell and communicated with the pump body and is used for storing medicine liquid to be sprayed, and an adjusting piston which is connected in the medicine storage cylinder in a sealing and sliding mode and is used for adjusting the capacity of the medicine liquid stored in the medicine storage cylinder; an adjusting abutting surface which is lower at one side close to the center of the rotary disc and higher at one side far away from the center of the rotary disc is formed at one side of the adjusting piston close to the adjusting sleeve, side abutting surfaces which are higher at one side close to the adjusting abutting surface and lower at one side far away from the adjusting abutting surface are formed at two sides of the adjusting abutting surface, and abutting rods which can abut against the adjusting abutting surface and the side abutting surfaces are formed at the lower end of the adjusting sleeve; when the medicine bottle rotates, the adjusting sleeve moves synchronously, the abutting rod moves, the distance that the abutting rod can push the adjusting piston to move changes, and the amount of medicine liquid which can be stored in the medicine storage cylinder changes; when the carousel rotated, each subassembly synchronous movement of adding medicine to, support the pole and offset with the side face of supporting, adjusting piston moved to keeping away from carousel center direction, and the tensile power of holding of extension spring, when supporting the pole and adjusting the face of supporting and offset, the quantity of the liquid medicine that can store in the storage cartridge case just satisfied the user demand of storing the liquid medicine in the medicine bottle.

The invention also comprises a dosing device for the respiratory medicine, which comprises a shell, a movable part detachably connected with the outer wall of the shell, a pump body fixedly connected with the inner part of the movable part and used for spraying liquid medicine, a medicine storage assembly arranged at the bottom in the shell and capable of providing the liquid medicine for the pump body, a rotating disc which is connected to the upper end of the shell in a sealing and rotating manner and is arranged along the vertical direction, and a plurality of medicine feeding assemblies which are arranged in the rotating disc at equal intervals along the circumferential direction and can transport the liquid medicine to the medicine storage assembly.

The medicine storage component comprises a medicine storage cylinder which is fixedly connected to the inner bottom of the shell and communicated with the pump body and is used for storing medicine liquid to be sprayed, and an adjusting piston which is hermetically and slidably connected into the medicine storage cylinder and is used for adjusting the capacity of the medicine liquid stored in the medicine storage cylinder; the medicine feeding assembly comprises an adjusting sleeve which is connected to the inside of the shell in a sliding mode along the vertical direction and can push the adjusting piston to move towards the direction far away from the center of the rotary table, and a medicine bottle which is connected to the upper end of the rotary table in a rotating mode and used for storing medicine liquid and can drive the adjusting sleeve to move; and a tension spring used for pulling the adjusting piston towards the direction close to the center of the turntable is arranged between the adjusting piston and the medicine storage barrel.

The adjusting piston is provided with an adjusting abutting surface which is lower at one side close to the center of the turntable and higher at one side far away from the center of the turntable, adjusting abutting surfaces are formed at two sides of the adjusting abutting surface, and side abutting surfaces which are higher at one side close to the adjusting abutting surface and lower at one side far away from the adjusting abutting surface are formed at the lower end of the adjusting sleeve.

When the medicine bottle rotates, the adjusting sleeve moves synchronously, the abutting rod moves, the abutting rod can push the adjusting piston to move, the distance that the adjusting piston can move changes, and the amount of the medicine liquid which can be stored in the medicine storage cylinder changes.

When the carousel rotated, each the subassembly synchronous movement of adding medicine to, support the pole with the side support the face and offset, adjusting piston is to keeping away from the removal of carousel center direction, the tensile power of holding of extension spring, works as support the pole with when adjusting the face and offset, the volume of the liquid medicine that can store in the storage cartridge case just satisfies the user demand of storing the liquid medicine in the medicine bottle.

As a preferable scheme: a plurality of medicine outlet channels which are communicated with the medicine bottles on the corresponding medicine feeding assemblies and can be communicated with the medicine storage barrel are formed in the rotary table, and a spherical valve core which can seal a rotating shaft of the medicine outlet channels and is arranged along the vertical direction is connected in each medicine outlet channel in a sealing and rotating mode; and a material through hole which can be communicated with the cavities on the two sides in the medicine outlet channel is formed in the outer wall of the spherical valve core.

Fan-shaped gear grooves are formed in the positions, opposite to the spherical valve cores, of the upper end of the rotary table; a sector gear which is coaxially arranged with the rotating shaft and is rotationally connected with the sector gear groove is fixedly connected above the spherical valve core, and an elastic sheet used for pushing the sector gear to rotate reversely is arranged between the sector gear and the inner wall of the sector gear groove.

A driven assembly is arranged in the shell; the driven assembly comprises a transmission gear which is rotatably connected with a rotating shaft inside the shell and is used for driving the sector gear to rotate in the positive direction and a rack which is connected with the inner wall of the shell in a sliding manner and is used for driving the transmission gear to rotate; and a torsion spring for driving the transmission gear to rotate reversely is arranged between the transmission gear and the shell.

As a preferable scheme: the synchronous gear is fixedly connected with the coaxial position of the transmission gear and the rotating shaft and can be meshed with the sector gear, and a cutting opening which is not contacted with the sector gear is formed in the synchronous gear.

When the transmission gear is located at the reverse limit position, the cutting opening is close to the sector gear, the synchronous gear is not meshed with the sector gear, and at the moment, the synchronous gear does not influence the turntable to drive the medicine feeding assemblies to move.

When the transmission gear rotates forwards, the cutting opening is far away from the sector gear, the synchronous gear is meshed with the sector gear, and the sector gear rotates synchronously.

As a preferable scheme: a moving part groove capable of accommodating the moving part is formed on the outer wall of the shell; a driving component capable of driving the spherical valve core to rotate is arranged in the moving part; the driving component comprises a button which is connected to the upper part of the moving part in a sliding way along the up-down direction and can be in transmission connection with the spherical valve core; a button spring used for pushing the button upwards is arranged between the button and the moving part; the pump body upper end is provided with and is used for driving the pushing part of the pump body operation, pushing part upper portion shaping has the regulating block groove that sets up along the horizontal direction, sliding connection has the regulating block in the regulating block groove.

An adjusting abutting block is formed at the upper end of the adjusting block, and a lower pressing block capable of abutting against the adjusting abutting block is formed at the lower end of the button; an adjusting arc surface is formed at one end of the adjusting block, which is far away from the adjusting block groove, and an extrusion frame capable of extruding and pushing the adjusting arc surface into the adjusting block groove is formed on the side wall of the moving part groove; an adjusting spring used for pushing the adjusting block towards the direction far away from the adjusting block groove is arranged between the adjusting block and the adjusting block groove.

When the moving part is located in the moving part groove, the extrusion frame extrudes and pushes the adjusting arc surface, the adjusting block is located at the limit position in the adjusting block groove, the adjusting spring contracts to accumulate force, the adjusting abutting block is not opposite to the lower pressing block in the up-down direction, and the button moves downwards to drive the adjusting block to move so as to drive the spherical valve core to rotate.

When the moving part moves out of the moving part groove, the extrusion frame does not extrude and push the adjusting arc surface any more, the adjusting block is located at the limit position outside the adjusting block groove under the action of the adjusting spring, the adjusting abutting block is opposite to the lower pressing block in the vertical direction, the button moves downwards to drive the spherical valve core to rotate, the adjusting block is driven to move downwards, the lower pressing part moves downwards, and the pump body extracts the liquid medicine in the medicine storage cylinder and sprays the liquid medicine.

As a preferable scheme: the driving assembly further comprises a driving block which is connected to the inner wall of the moving part in a sliding mode along the horizontal direction, is used for driving the rack to move and is in transmission connection with the button; a driving inclined plane which is obliquely arranged is formed on one side, close to the button, of the driving block, and a driving rod capable of extruding and pushing the driving inclined plane is formed on the outer wall of one side, close to the driving block, of the button; and a driving block spring for pushing the driving block towards the direction close to the button is arranged between the driving block and the inner wall of the moving part.

When the moving part is located in the moving part groove, the driving block is opposite to the rack, at the moment, when the button moves downwards, the driving rod pushes and pushes the driving inclined surface, the driving block moves towards the direction far away from the button, the spring of the driving block contracts to store force, the rack drives the transmission gear to rotate in the forward direction, the torsion spring twists to store force, the sector gear drives the spherical valve core to rotate and open, and the elastic sheet deforms to store force.

As a preferable scheme: deposit the cartridge case and keep away from carousel center one side inner wall bottom shaping has the play medicine mouth that supplies the liquid medicine to flow, pump internal fixedly connected with go out the medicine pipe that advances of medicine mouth intercommunication, pump external wall fixedly connected with atomizes spun atomising head with the liquid medicine.

When the moving part moves out of the moving part groove and the pressing part moves downwards, the pump body extracts the liquid medicine in the medicine storage cylinder through the medicine inlet pipe and the medicine outlet, and the extracted liquid medicine is sprayed out through the spray head.

As a preferable scheme: the medicine feeding assembly further comprises a rotating roller which is rotatably connected with a rotating shaft in the rotating disc and is arranged along the vertical direction and used for driving the adjusting sleeve to move, and a driving gear which is rotatably connected with a rotating shaft in the rotating disc and synchronously rotates with the medicine bottle and is used for driving the rotating roller to rotate and is superposed with the medicine bottle rotating shaft; a spiral sliding groove is formed in the inner wall of the adjusting sleeve, and a sliding column in sliding connection with the sliding groove is formed in the outer wall of the rotating roller; and a driven gear meshed with the driving gear is formed on the outer wall of the upper part of the rotating roller.

When the medicine bottle rotates, the medicine bottle drives drive gear rotates, drive gear rotates and drives the live-rollers rotates, the live-rollers rotates and drives the traveller is in remove in the spout, the traveller removes and drives the adjusting collar removes.

As a preferable scheme: a synchronous groove is formed at the upper end of the driving gear, and a synchronous block capable of being inserted into the synchronous groove is formed at the lower end of the medicine bottle; the section of the synchronous groove is a non-rotationally symmetrical figure; the medicine bottle outer wall is provided with the instruction scale of taking the scale, the carousel upper end is provided with the instruction arrow point.

When the synchronous groove is inserted with the synchronous block, and the adjusting sleeve is positioned at the limit position below, the initial scale line of the indicating scale on the outer wall of the medicine bottle is just opposite to the corresponding indicating arrow on the rotary disc.

As a preferable scheme: a switching cavity is formed in the center of the lower end of the rotary table; an adjusting stop block arranged along the vertical direction is formed on the outer wall of the adjusting sleeve, and adjusting baffle plates for limiting the rotation of the adjusting sleeve are formed on the inner wall of the switching cavity and positioned on two sides of the adjusting stop block; and a rotating roller seat which is rotationally connected with the rotating roller is formed at the top of the switching cavity.

Compared with the prior art, the invention has the beneficial effects that: according to the medicine bottle, the medicine liquid required to be used can be stored, the rotating roller can be driven to rotate during rotation, the position of the adjusting sleeve is changed, the position of the adjusting piston is moved, the quantity of the medicine liquid capable of being stored in the medicine storage cylinder is changed, and therefore the quantity of the medicine liquid used each time is equal and meets the requirement.

According to the invention, the button is arranged, so that the driving block can be driven to move when the moving part is not taken out, the spherical valve core is opened, the liquid medicine can flow into the medicine storage cylinder to supplement the liquid medicine, the adjusting block can be driven to move when the moving part is taken out, the pressing part is driven to move, the liquid medicine in the medicine storage cylinder is extracted by the pump body and sprayed out, and a switch capable of driving the spherical valve core to rotate is not arranged on the shell when the liquid medicine is sprayed, so that the phenomenon that the liquid medicine is touched by mistake and the using amount of the liquid medicine is influenced is prevented.

According to the medicine bottle, the adjusting piston is arranged, so that the adjusting abutting surface is pushed by the abutting rod to move along with the movement of the adjusting sleeve when the medicine bottle rotates, the volume of the medicine storage cylinder is adjusted, the dosage of medicine liquid is adjusted, the side abutting surface is pushed by the abutting rod of the adjacent medicine feeding assembly when the rotary disc rotates, the use switching of different medicine liquids is realized, and the secondary adjustment is not needed.

The invention can adjust the amount of the liquid medicine entering the medicine storage cylinder, so that the amount of the liquid medicine entering the medicine storage cylinder every time is the same and the use requirement is just met; the medicine storage device can rotate the turntable, change the medicine feeding assembly connected with the medicine storage assembly and switch the type of the used liquid medicine; according to the invention, when the turntable is rotated, the pre-adjusted position of the abutting rod can directly drive the adjusting piston to move, and the adjusting piston does not need to be adjusted again when the turntable is aligned.

Drawings

Fig. 1 is a schematic structural view of the present invention.

Fig. 2 is a schematic sectional structure view of the dispenser.

Fig. 3 is an exploded view of the dispenser.

Fig. 4 is a schematic sectional structure view of the dispenser housing.

Fig. 5 is a schematic sectional structure of the applicator carousel.

Figure 6 is a cross-sectional exploded view of the dosing assembly of the dispenser.

Fig. 7 is a schematic view of a sectional exploded structure of a drug storage assembly of the drug delivery device.

Fig. 8 is an exploded view of the dispenser pump body.

Fig. 9 is a schematic sectional view of the moving part and the driving assembly of the dispenser.

Figure 10 is an exploded view of the dispenser driven assembly.

Fig. 11 is a schematic sectional view showing the configuration of the administration device when replenishing the drug solution.

Fig. 12 is a schematic sectional view showing the structure of the applicator when the liquid medicine is replaced.

Fig. 13 is a schematic sectional view showing the structure of the applicator during spraying of the liquid chemical.

1. A housing; 11. a turntable groove; 12. a drive chamber; 121. a rack traveler; 122. a drive inlet; 123. rotating a groove by a synchronous gear; 13. a moving part groove; 131. an extrusion frame; 2. a turntable; 21. a medicine outlet channel; 22. a sector gear slot; 23. rotating the roller seat; 24. adjusting the baffle; 25. a spherical valve core; 251. a sector gear; 252. an elastic sheet; 253. a material inlet is formed; 26. a medicine loading groove; 27. a drive gear slot; 271. engaging the opening; 28. a switching chamber; 3. a medicine feeding component; 31. a medicine bottle; 311. discharging the medicine tube; 312. a synchronization block; 32. a drive gear; 321. a synchronization slot; 33. a rotating roller; 331. a driven gear; 332. a traveler; 34. an adjusting sleeve; 341. a support rod; 342. a chute; 343. adjusting the stop block; 4. a drug storage assembly; 41. storing the medicine box; 411. a medicine introducing pipe; 412. a medicine outlet; 413. a piston rod port; 42. an adjusting piston; 421. a piston rod; 422. adjusting the butting surface; 423. a side butting face; 424. a tension spring; 5. a moving part; 51. a button slot; 52. an extrusion frame groove; 53. a spray nozzle; 54. a drive block slot; 55. a drive outlet; 6. a pump body; 61. a medicine inlet pipe; 62. a spray head; 63. a pressing part; 631. adjusting block grooves; 64. an adjusting block; 641. adjusting the arc surface; 642. adjusting the abutting block; 643. adjusting the spring; 7. a drive assembly; 71. a button; 711. pressing a block; 712. a button spring; 713. a drive rod; 72. a drive block; 721. a drive ramp; 722. a drive block spring; 8. a driven assembly; 81. a rack; 811. a rack chute; 82. a transmission gear; 821. a synchronizing gear; 822. the opening is cut off.

Detailed Description

Example 1

According to fig. 1 to fig. 13, the administration device for department of respiratory medicine described in this embodiment includes a housing 1, a movable portion 5 detachably connected to an outer wall of the housing 1, a pump body 6 fixedly connected to an inner portion of the movable portion 5 and used for spraying liquid medicine, a medicine storage component 4 arranged at a bottom portion of the housing 1 and capable of providing liquid medicine to the pump body 6, a rotating disc 2 connected to an upper end of the housing 1 in a sealing manner along an up-down direction, and a plurality of medicine feeding components 3 arranged in the rotating disc 2 at equal intervals along a circumferential direction and capable of transporting liquid medicine to the medicine storage component 4.

And a turntable groove 11 rotationally connected with the turntable 2 is formed at the upper end of the shell 1.

The medicine storage assembly 4 comprises a medicine storage tank 41 which is fixedly connected to the inner bottom of the shell 1 and communicated with the pump body 6 and is used for storing medicine liquid to be sprayed, and an adjusting piston 42 which is hermetically and slidably connected into the medicine storage tank 41 and is used for adjusting the capacity of the medicine liquid stored in the medicine storage tank 41; the medicine feeding assembly 3 comprises an adjusting sleeve 34 which is connected to the inside of the shell 1 in a sliding manner along the vertical direction and can push the adjusting piston 42 to move away from the center direction of the rotary table 2, and a medicine bottle 31 which is connected to the upper end of the rotary table 2 in a rotating manner and can drive a rotating shaft of the adjusting sleeve 34 to move along the vertical direction, wherein the rotating shaft is used for storing medicine liquid and is used for driving the rotary table to rotate; a tension spring 424 for pulling the adjusting piston 42 towards the direction close to the center of the turntable 2 is arranged between the adjusting piston 42 and the medicine storage cylinder 41; the upper end of the rotary disc 2 is provided with medicine loading grooves 26 which are connected with the corresponding medicine bottles 31 in a rotating way at equal intervals along the circumferential direction.

A piston rod 421 is fixedly connected to one side of the adjusting piston 42 close to the adjusting sleeve 34, an adjusting abutting surface 422 which is lower at one side close to the center of the rotary table 2 and higher at one side far from the center of the rotary table 2 is formed at one side of the piston rod 421 close to the adjusting sleeve 34, side abutting surfaces 423 which are higher at one side close to the adjusting abutting surface 422 and lower at one side far from the adjusting abutting surface 422 are formed at two sides of the adjusting abutting surface 422, and abutting rods 341 which can abut against the adjusting abutting surface 422 and the side abutting surfaces 423 are formed at the lower end of the adjusting sleeve 34; a piston rod port 413 connected with the piston rod 421 in a sliding manner is formed on one side of the cartridge 41 close to the adjusting sleeve 34.

When the medicine bottle 31 rotates, the adjusting sleeve 34 moves synchronously, the resisting rod 341 moves, the distance that the resisting rod 341 can push the adjusting piston 42 to move changes, and the amount of the medicine liquid that can be stored in the medicine storage cylinder 41 changes.

When the rotary table 2 rotates, the medicine feeding assemblies 3 move synchronously, the abutting rods 341 abut against the side abutting surfaces 423, the adjusting piston 42 moves towards the direction away from the center of the rotary table 2, the tension springs 424 stretch to accumulate force, and when the abutting rods 341 abut against the adjusting abutting surfaces 422, the amount of the liquid medicine stored in the medicine storage cylinder 41 just meets the use requirement of the liquid medicine stored in the medicine bottle 31.

A plurality of medicine outlet channels 21 which are communicated with the medicine bottles 31 on the corresponding medicine feeding assemblies 3 and can be communicated with the medicine storage barrel 41 are formed in the rotary disc 2, and a spherical valve core 25 which can seal a rotating shaft of the medicine outlet channels 21 and is arranged along the vertical direction is connected in each medicine outlet channel 21 in a sealing and rotating mode; a feed opening 253 which can be communicated with the cavities on the two sides in the medicine outlet channel 21 is formed on the outer wall of the spherical valve core 25; a medicine outlet pipe 311 communicated with the medicine outlet channel 21 is formed on the inner wall of the lower end of the medicine bottle 31; a medicine passing pipe 411 which can be communicated with the medicine outlet channel 21 is formed on the inner wall of the medicine storage cylinder 41; the medicine outlet pipe 311 is connected with the medicine outlet channel 21 in a sealing and rotating way.

A sector gear groove 22 is formed at the position of the upper end of the turntable 2, which is opposite to each spherical valve core 25; a sector gear 251 which is coaxially arranged with the rotating shaft and is rotationally connected with the sector gear groove 22 is fixedly connected above the spherical valve core 25, and an elastic sheet 252 for pushing the sector gear 251 to reversely rotate is arranged between the sector gear 251 and the inner wall of the sector gear groove 22.

A driven assembly 8 is arranged in the shell 1; the driven assembly 8 comprises a transmission gear 82 which is rotatably connected to the inside of the housing 1 and is arranged along the up-down direction for driving the rotating shaft of the sector gear 251 to rotate in the forward direction, and a rack 81 which is connected to the inner wall of the housing 1 in a sliding manner and is used for driving the transmission gear 82 to rotate; a torsion spring for driving the transmission gear 82 to rotate reversely is arranged between the transmission gear 82 and the housing 1.

A driving cavity 12 for arranging the driven assembly 8 and the medicine storage assembly 4 is formed in the shell 1; the upper end of the rack 81 is formed with a rack sliding groove 811 which is parallel to the moving direction of the rack 81, and the top of the driving cavity 12 is formed with a rack sliding column 121 which is slidably connected with the rack sliding groove 811.

A synchronizing gear 821 capable of meshing with the sector gear 251 is fixedly connected to the transmission gear 82 coaxially with the rotation shaft, and a cut-out opening 822 which is not in contact with the sector gear 251 is formed in the synchronizing gear 821.

A synchronizing gear rotating groove 123 connected with the synchronizing gear 821 in a rotating manner is formed at the top in the driving chamber 12.

When the transmission gear 82 is at the reverse limit position, the cut-out opening 822 is close to the sector gear 251, and the synchronizing gear 821 is not engaged with the sector gear 251, so that the synchronizing gear 821 does not influence the turntable 2 to move the medicine feeding assemblies 3.

When the transmission gear 82 is rotated in the forward direction, the cut-out opening 822 is away from the sector gear 251, the synchronizing gear 821 is engaged with the sector gear 251, and the sector gear 251 is rotated in synchronization.

A moving part groove 13 capable of accommodating the moving part 5 is formed on the outer wall of the shell 1; a driving component 7 capable of driving the spherical valve core 25 to rotate is arranged in the moving part 5; the driving assembly 7 comprises a button 71 which is connected to the upper part of the moving part 5 in a sliding way along the vertical direction and can be in transmission connection with the ball valve core 25; a button spring 712 for pushing the button 71 upward is provided between the button 71 and the moving part 5; the upper end of the moving part 5 is formed with a button groove 51 slidably connected with the button 71.

The upper end of the pump body 6 is provided with a pressing part 63 for driving the pump body 6 to operate, the upper part of the pressing part 63 is formed with an adjusting block groove 631 arranged along the horizontal direction, and an adjusting block 64 is connected in the adjusting block groove 631 in a sliding manner; an adjusting abutting block 642 is formed at the upper end of the adjusting block 64, and a lower pressing block 711 which can abut against the adjusting abutting block 642 is formed at the lower end of the button 71.

An adjusting arc surface 641 is formed at one end of the adjusting block 64 away from the adjusting block groove 631, and a squeezing frame 131 capable of squeezing and pushing the adjusting arc surface 641 towards the adjusting block groove 631 is formed on the side wall of the moving part groove 13; an adjusting spring 643 for pushing the adjusting block 64 in a direction away from the adjusting block groove 631 is disposed between the adjusting block 64 and the adjusting block groove 631; a pressing frame groove 52 for the pressing frame 131 to press and push the adjustment cambered surface 641 is formed on the outer wall of the moving part 5 near the pressing frame 131.

When the moving part 5 is located in the moving part groove 13, the pressing frame 131 presses and pushes the adjusting arc surface 641, the adjusting block 64 is located at the limit position in the adjusting block groove 631, the adjusting spring 643 contracts to store power, the adjusting resisting block 642 is not directly opposite to the lower pressing block 711 in the up-down direction, and the button 71 moves downwards and does not drive the adjusting block 64 to move, so that the spherical valve core 25 is driven to rotate.

When the moving part 5 moves out of the moving part groove 13, the pressing frame 131 does not press and push the adjusting arc surface 641 any more, the adjusting block 64 is located at the outer limit position of the adjusting block groove 631 under the action of the adjusting spring 643, the adjusting resisting block 642 is opposite to the pressing block 711 in the vertical direction, the button 71 moves downwards and does not drive the spherical valve core 25 to rotate, the adjusting block 64 is driven to move downwards, the pressing part 63 moves downwards, and the pump body 6 extracts and ejects the liquid medicine in the medicine storage tank 41.

The driving assembly 7 further comprises a driving block 72 which is connected to the inner wall of the moving part 5 in a sliding manner along the horizontal direction, is used for driving the rack 81 to move, and is in transmission connection with the button 71; a driving inclined plane 721 obliquely arranged is formed on one side of the driving block 72 close to the button 71, and a driving rod 713 capable of pressing and pushing the driving inclined plane 721 is formed on the outer wall of one side of the button 71 close to the driving block 72; a driving block spring 722 for pushing the driving block 72 toward the button 71 is provided between the driving block 72 and the inner wall of the moving part 5.

A driving block groove 54 connected with the driving block 72 in a sliding manner is formed in the moving portion 5, a driving outlet 55 for the driving block 72 to move out is formed in the outer wall of the side, close to the rack 81, of the moving portion 5, and a driving inlet 122 capable of being opposite to the driving outlet 55 for the driving block 72 to move in is formed in the inner wall of the side, close to the driving block 72, of the driving cavity 12.

When the moving part 5 is located in the moving part groove 13, the driving block 72 is directly opposite to the rack 81, and at this time, when the button 71 moves downward, the driving rod 713 presses and pushes the driving inclined surface 721, the driving block 72 moves in a direction away from the button 71, the driving block spring 722 contracts to store force, the rack 81 drives the transmission gear 82 to rotate forward, the torsion of the torsion spring stores force, the sector gear 251 drives the ball valve core 25 to rotate and open, and the elastic sheet 252 deforms to store force.

When the button 71 moves upward, the driving block 72 moves toward the button 71 under the action of the driving block spring 722, the transmission gear 82 rotates in the opposite direction under the action of the torsion spring, and the sector gear 251 drives the ball valve core 25 to rotate and close under the action of the elastic sheet 252.

A medicine outlet 412 for liquid medicine to flow out is formed in the bottom of the inner wall of one side, away from the center of the turntable 2, of the medicine storage tank 41, a medicine inlet pipe 61 communicated with the medicine outlet 412 is fixedly connected in the pump body 6, and a spray head 62 for atomizing and spraying the liquid medicine is fixedly connected to the outer wall of the pump body 6; the outer wall of the moving part 5 is formed with a spray outlet 53 fixedly connected with the spray head 62.

When the moving part 5 moves out of the moving part tank 13 and the pressing part 63 moves downward, the pump body 6 draws the liquid medicine in the medicine storage tank 41 through the medicine inlet tube 61 and the medicine outlet 412, and the drawn liquid medicine is ejected through the atomizing head 62.

The medicine feeding assembly 3 further comprises a rotating roller 33 which is rotatably connected with a rotating shaft in the rotating disc 2 and is arranged along the vertical direction and used for driving the adjusting sleeve 34 to move, and a driving gear 32 which is rotatably connected with a rotating shaft in the rotating disc 2 and synchronously rotates with the medicine bottle 31 and is used for driving the rotating roller 33 to rotate and is superposed with the rotating shaft of the medicine bottle 31; a spiral sliding groove 342 is formed in the inner wall of the adjusting sleeve 34, and a sliding column 332 connected with the sliding groove 342 in a sliding manner is formed on the outer wall of the rotating roller 33; a driven gear 331 engaged with the driving gear 32 is formed on an outer wall of an upper portion of the rotating roller 33.

A driving gear groove 27 which is rotationally connected with the driving gear 32 is formed at the center of the bottom in the medicine loading groove 26; an engaging opening 271 for engaging the driving gear 32 with the driven gear 331 is formed on the inner wall of the driving gear groove 27.

When the medicine bottle 31 rotates, the medicine bottle 31 drives the driving gear 32 to rotate, the driving gear 32 rotates and drives the rotating roller 33 to rotate, the rotating roller 33 rotates and drives the sliding column 332 to move in the sliding groove 342, and the sliding column 332 moves and drives the adjusting sleeve 34 to move.

A synchronous groove 321 is formed at the upper end of the driving gear 32, and a synchronous block 312 which can be inserted into the synchronous groove 321 is formed at the lower end of the medicine bottle 31; the cross section of the synchronous groove 321 is a non-rotational symmetrical figure; the outer wall of the medicine bottle 31 is provided with indication scales with scales, and the upper end of the rotary disc 2 is provided with an indication arrow.

When the synchronous groove 321 is inserted into the synchronous block 312 and the adjusting sleeve 34 is located at the lower limit position, the initial scale line of the indicating scale on the outer wall of the medicine bottle 31 is opposite to the corresponding indicating arrow on the rotary table 2.

A switching cavity 28 is formed in the center of the lower end of the rotary table 2; an adjusting stop 343 arranged along the up-down direction is formed on the outer wall of the adjusting sleeve 34, and adjusting baffles 24 for limiting the rotation of the adjusting sleeve 34 are formed on the inner wall of the switching cavity 28 at two sides of the adjusting stop 343; a rotating roller seat 23 which is rotatably connected with the rotating roller 33 is formed at the top part in the switching cavity 28.

In the initial state, the moving part 5 is placed in the moving part groove 13, the adjusting block 64 is located at the limit position inside the adjusting block groove 631 under the extrusion of the extrusion frame 131, the adjusting spring 643 contracts to accumulate force, the adjusting resisting block 642 is not directly opposite to the lower pressing block 711 in the up-down direction, the button 71 is located at the upper limit position, the driving block 72 is located at the limit position close to the button 71, the rack 81 is located at the limit position close to the driving block 72, the transmission gear 82 is located at the reverse limit position, one medicine outlet channel 21 on the rotary disc 2 is communicated with the medicine through pipe 411, the ball valve core 25 is in the closed state, no medicine liquid exists in each medicine bottle 31, each adjusting sleeve 34 is located at the upper limit position, and the adjusting piston 42 is located at the limit position close to the center of the rotary disc 2.

When the present invention is used, each medicine bottle 31 is taken down, then different medicine liquids to be sprayed are respectively added into each medicine bottle 31, then the housing 1 is grasped by one hand and is inverted, then each medicine bottle 31 is reloaded into each medicine loading groove 26 on the rotary table 2, the synchronous blocks 312 on each medicine bottle 31 are clamped into the synchronous grooves 321 on the corresponding driving gear 32, and after all the medicine bottles 31 are installed, the housing 1 is placed horizontally in the forward direction.

Then reading the use instruction of the liquid medicine in each medicine bottle 31, rotating the medicine bottles 31 according to the use demand of the liquid medicine contained in each medicine bottle 31, and controlling the rotating angle of the medicine bottles 31 according to the indication scales on the outer walls of the medicine bottles 31 and the corresponding indication arrows on the rotary table 2; the rotation of the medicine bottle 31 drives the driving gear 32 to rotate synchronously, the rotation of the driving gear 32 drives the rotating roller 33 to rotate through the driven gear 331, and the rotation of the rotating roller 33 causes the sliding column 332 to move in the spiral sliding groove 342; since the adjusting stop 343 on the adjusting sleeve 34 abuts against the adjusting stop 24 on the rotating disc 2 at this time, the adjusting sleeve 34 cannot rotate, and therefore the sliding column 332 moves in the sliding slot 342 to move the adjusting sleeve 34 a certain distance.

Then the rotating disc 2 is rotated until the medicine outlet channel 21 where the medicine feeding component 3 filled with the medicine liquid to be used is positioned is communicated with the medicine through pipe 411, the abutting rod 341 on the adjusting sleeve 34 abuts against the adjusting abutting surface 422, the volume in the medicine storage cylinder 41 is changed, and the use requirement of the medicine liquid is met; in the rotating process of the rotating disc 2, the rotating disc 2 drives each medicine feeding component 3 to move synchronously, when the abutting rod 341 of the medicine feeding component 3 filled with the liquid medicine to be used abuts against the side abutting surface 423 on the adjusting piston 42, the rotating disc 2 drives the abutting rod 341 to extrude and push the adjusting piston 42, and the adjusting piston 42 moves in the direction away from the center of the rotating disc 2.

When the button 71 is pressed downwards, the button spring 712 contracts to accumulate force, and the adjusting block 642 is not opposite to the lower pressing block 711 in the vertical direction, so that the adjusting block 64 is not driven to move by the movement of the button 71; the downward movement of the button 71 drives the driving rod 713 to press and push the driving inclined surface 721, so that the driving block 72 moves away from the button 71, and the driving block spring 722 contracts and stores force; the driving block 72 extends out of the driving outlet 55 and moves into the driving inlet 122, the rack 81 is driven by the driving block 72 to move synchronously, the transmission gear 82 is driven by the rack 81 to rotate positively, and the torsion of the torsion spring on the transmission gear 82 stores power; the forward rotation of the transmission gear 82 drives the coaxially fixed synchronizing gear 821 to synchronously rotate, the synchronizing gear 821 rotates to be meshed with the sector gear 251 and drives the sector gear 251 to rotate in the rotating process, and the sector gear 251 rotates to drive the spherical valve core 25 to rotate; when the button 71 moves to the lower limit position, the transmission gear 82 rotates to the positive limit position, the elastic sheet 252 deforms to store force, the spherical valve core 25 rotates to the open state, and the liquid medicine in the medicine bottle 31 flows into the medicine storage cylinder 41 through the medicine outlet channel 21 and the medicine through pipe 411; when the medicine storage tank 41 is filled with the medicine liquid, the medicine liquid does not flow into the medicine storage tank 41 any more, and the amount of the medicine liquid in the medicine storage tank 41 just meets the use requirement at this time.

Then the button 71 is released, the button 71 moves upwards under the action of the button spring 712, the driving rod 713 no longer presses and pushes the driving block 72, the driving block 72 moves towards the direction close to the button 71 under the action of the driving block spring 722, and at this time, the driving block 72 no longer pushes the rack 81; the transmission gear 82 rotates reversely to a reverse limit position under the action of the torsion spring, the reverse rotation of the transmission gear 82 drives the rack 81 to move towards the direction close to the driving block 72, the sector gear 251 is not meshed with the transmission gear 82 any more, the sector gear 251 rotates reversely to abut against the inner wall of the other side of the sector gear groove 22 under the action of the elastic sheet 252, and the spherical valve core 25 rotates to a closed state.

Then, the moving part 5 is grasped by one hand and lifted upwards, so that the moving part 5 is separated from the housing 1, at this time, the squeezing frame 131 moves out of the squeezing frame groove 52, the adjusting arc surface 641 does not abut against the squeezing frame 131, and the adjusting block 64 moves outwards of the adjusting block groove 631 under the action of the adjusting spring 643; when the adjusting block 64 moves to the limit position outside the adjusting block groove 631, the adjusting resisting block 642 is opposite to the lower pressing block 711 in the vertical direction; then moving the moving part 5 to the position where the spray outlet 53 is aligned with the liquid medicine to be sprayed, and repeatedly pressing the button 71; the downward movement of the button 71 drives the adjustment block 642 to move downward through the pressing block 711, the downward movement of the adjustment block 642 drives the adjustment block 64 to move downward, and the downward movement of the adjustment block 64 drives the pressing part 63 to move downward, so that the pump body 6 pumps the liquid medicine in the medicine storage tank 41 through the medicine inlet pipe 61 and sprays the liquid medicine from the spray head 62.

When the button 71 is pressed down, no more liquid medicine is sprayed out, at the moment, the liquid medicine in the medicine storage tank 41 is completely sprayed out, and the used liquid medicine just meets the requirement; then, the moving part 5 is replaced into the moving part groove 13 again, the pressing frame 131 moves into the pressing frame groove 52 again, the pressing frame 131 presses and pushes the adjusting arc surface 641, the adjusting block 64 moves into the adjusting block groove 631, the adjusting spring 643 contracts to store power, the adjusting resisting block 642 is not aligned with the lower pressing block 711 in the vertical direction, and the driving block 72 is aligned with the rack 81.

According to the invention, by arranging the medicine bottle 31, not only can the medicine liquid required to be used be stored, but also the rotating roller 33 can be driven to rotate during rotation, the position of the adjusting sleeve 34 is changed, the position of the adjusting piston 42 is moved, the amount of the medicine liquid capable of being stored in the medicine storage cylinder 41 is changed, and further, the amount of the medicine liquid used each time is equal and meets the requirement.

According to the invention, the button 71 is arranged, so that the driving block 72 can be driven to move when the moving part 5 is not taken out, the spherical valve core 25 is opened, the liquid medicine can flow into the medicine storage tank 41 to supplement the liquid medicine, the adjusting block 64 can be driven to move when the moving part is taken out, the pressing part 63 can be moved, the liquid medicine in the medicine storage tank 41 can be extracted by the pump body 6 and sprayed out, and the switch capable of driving the spherical valve core 25 to rotate can be arranged on the shell 1 when the liquid medicine is sprayed, so that the phenomenon that the use amount of the liquid medicine is influenced due to mistaken touch can be prevented.

According to the invention, by arranging the adjusting piston 42, the adjusting abutting surface 422 can be pushed and pushed by the abutting rod 341 to move along with the movement of the adjusting sleeve 34 when the medicine bottle 31 rotates, the volume of the medicine storage cylinder 41 is adjusted, and the dosage of the medicine liquid is adjusted, and the side abutting surface 423 can be pushed and pushed by the abutting rod 341 of the adjacent medicine feeding assembly 3 when the rotary disc 2 rotates, so that the use switching of different medicine liquids is realized without readjustment.

The invention can adjust the amount of the liquid medicine entering the medicine storage cylinder 41, so that the amount of the liquid medicine entering the medicine storage cylinder 41 every time is the same and the use requirement is just met; the invention can rotate the rotary table 2, change the medicine feeding component 3 connected with the medicine storage component 4, and switch the types of the used liquid medicines; according to the invention, when the rotary table 2 is rotated, the abutting rod 341 with the preset position can directly drive the adjusting piston 42 to move, and the adjustment is not required to be carried out again when the alignment is reached.

Claims

1. The utility model provides a breathe spraying mechanism of internal medicine ware of dosing which characterized in that: the medicine storage device comprises a pump body, a medicine storage assembly capable of providing medicine liquid for the pump body, a driving assembly and a driven assembly arranged between the medicine storage assembly and the driving assembly; the medicine storage component comprises a medicine storage cylinder which is fixedly connected to the inner bottom of the shell and communicated with the pump body and is used for storing medicine liquid to be sprayed, and an adjusting piston which is connected in the medicine storage cylinder in a sealing and sliding mode and is used for adjusting the capacity of the medicine liquid stored in the medicine storage cylinder; an adjusting abutting surface which is lower at one side close to the center of the rotary disc and higher at one side far away from the center of the rotary disc is formed at one side of the adjusting piston close to the adjusting sleeve, side abutting surfaces which are higher at one side close to the adjusting abutting surface and lower at one side far away from the adjusting abutting surface are formed at two sides of the adjusting abutting surface, and abutting rods which can abut against the adjusting abutting surface and the side abutting surfaces are formed at the lower end of the adjusting sleeve; when the medicine bottle rotates, the adjusting sleeve moves synchronously, the abutting rod moves, the distance that the abutting rod can push the adjusting piston to move changes, and the amount of medicine liquid which can be stored in the medicine storage cylinder changes; when the carousel rotated, each subassembly synchronous movement of adding medicine to supported the pole and offset with the side face of supporting, adjusting piston removed to keeping away from carousel center direction, and the extension spring is tensile holds power, when supporting the pole and adjusting when supporting the face and offset, the quantity of the liquid medicine that can store in the storage cartridge case just satisfied the user demand of storing the liquid medicine in the medicine bottle.

2. The spray mechanism of a respiratory medicine dispenser of claim 1, wherein: the driven assembly comprises a transmission gear which is rotatably connected inside the shell and is used for driving a rotating shaft of the sector gear to rotate in the forward direction to be arranged along the vertical direction, and a rack which is connected to the inner wall of the shell in a sliding manner and is used for driving the transmission gear to rotate; and a torsion spring for driving the transmission gear to rotate reversely is arranged between the transmission gear and the shell.

3. A spray mechanism for a respiratory medical dispenser according to claim 2, wherein: a synchronous gear which can be meshed with the sector gear is fixedly connected to the coaxial position of the transmission gear and the rotating shaft, and a cutting opening which is not contacted with the sector gear is formed in the synchronous gear; when the transmission gear is at the reverse limit position, the cutting opening is close to the sector gear, the synchronous gear is not meshed with the sector gear, and the synchronous gear does not influence the turntable to drive each medicine feeding assembly to move; when the transmission gear rotates in the positive direction, the cutting opening is far away from the sector gear, the synchronous gear is meshed with the sector gear, and the sector gear rotates synchronously.

4. A spray mechanism for a respiratory medical dispenser according to claim 2, wherein: the driving component comprises a button which is connected to the upper part of the moving part in a sliding way along the up-down direction and can be in transmission connection with the spherical valve core; a button spring used for pushing the button upwards is arranged between the button and the moving part; the pump body upper end is provided with and is used for driving the pushing part of the pump body operation, pushing part upper portion shaping has the regulating block groove that sets up along the horizontal direction, sliding connection has the regulating block in the regulating block groove.

5. The spray mechanism of a respiratory medicine dispenser of claim 4, wherein: an adjusting abutting block is formed at the upper end of the adjusting block, and a lower pressing block capable of abutting against the adjusting abutting block is formed at the lower end of the button; an adjusting arc surface is formed at one end of the adjusting block, which is far away from the adjusting block groove, and an extrusion frame capable of extruding and pushing the adjusting arc surface into the adjusting block groove is formed on the side wall of the moving part groove; an adjusting spring used for pushing the adjusting block towards the direction far away from the adjusting block groove is arranged between the adjusting block and the adjusting block groove.

6. The spray mechanism of a respiratory medicine dispenser of claim 5, wherein: when the moving part is positioned in the moving part groove, the extrusion frame extrudes and pushes the adjusting cambered surface, the adjusting block is positioned at the limit position in the adjusting block groove, the adjusting spring contracts to accumulate force, the adjusting abutting block is not opposite to the lower pressing block in the up-down direction, and the button moves downwards to drive the adjusting block to move so as to drive the spherical valve core to rotate; when the moving part moves out of the moving part groove, the extrusion frame does not extrude to push the adjusting arc surface any more, the adjusting block is located at the limit position outside the adjusting block groove under the action of the adjusting spring, the adjusting abutting block is just opposite to the lower pressing block in the vertical direction, the button moves downwards to drive the spherical valve core to rotate, the adjusting block is driven to move downwards, the lower pressing part moves downwards, and the pump body extracts the liquid medicine in the medicine storage cylinder and sprays the liquid medicine.

7. A spray mechanism for a respiratory medical dispenser according to claim 5 or 6, wherein: the driving assembly further comprises a driving block in transmission connection with the button; a driving inclined plane which is obliquely arranged is formed on one side, close to the button, of the driving block, and a driving rod which can extrude and push the driving inclined plane is formed on the outer wall of one side, close to the driving block, of the button; and a driving block spring for pushing the driving block towards the direction close to the button is arranged between the driving block and the inner wall of the moving part.

8. The spray mechanism of a respiratory medical dispenser of claim 7, wherein: when the moving part is positioned in the moving part groove, the driving block is opposite to the rack, at the moment, when the button moves downwards, the driving rod extrudes and pushes the driving inclined surface, the driving block moves towards the direction away from the button, the spring of the driving block contracts to store force, the rack drives the transmission gear to rotate in the positive direction, the torsion spring twists to store force, the sector gear drives the spherical valve core to rotate and open, and the elastic piece deforms to store force.

9. The spray mechanism of a respiratory medicine dispenser of claim 6, wherein: a medicine outlet for liquid medicine to flow out is formed at the bottom of the inner wall of the side, away from the center of the turntable, of the medicine storage cylinder, a medicine inlet pipe communicated with the medicine outlet is fixedly connected in the pump body, and a spray head for atomizing and spraying the liquid medicine is fixedly connected to the outer wall of the pump body; when the moving part moves out of the moving part groove and the pressing part moves downwards, the pump body extracts the liquid medicine in the medicine storage cylinder through the medicine inlet pipe and the medicine outlet, and the extracted liquid medicine is sprayed out through the spray head.