CN115245621A - Ear canal medicine feeding device - Google Patents
Ear canal medicine feeding device Download PDFInfo
- Publication number
- CN115245621A CN115245621A CN202111578485.9A CN202111578485A CN115245621A CN 115245621 A CN115245621 A CN 115245621A CN 202111578485 A CN202111578485 A CN 202111578485A CN 115245621 A CN115245621 A CN 115245621A
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- China
- Prior art keywords
- transmission
- ring
- medicine
- sliding
- sleeve
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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
- A61M31/00—Devices for introducing or retaining media, e.g. remedies, in cavities of the body
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F11/00—Methods or devices for treatment of the ears or hearing sense; Non-electric hearing aids; Methods or devices for enabling ear patients to achieve auditory perception through physiological senses other than hearing sense; Protective devices for the ears, carried on the body or in the hand
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C18/00—Disintegrating by knives or other cutting or tearing members which chop material into fragments
- B02C18/06—Disintegrating by knives or other cutting or tearing members which chop material into fragments with rotating knives
- B02C18/08—Disintegrating by knives or other cutting or tearing members which chop material into fragments with rotating knives within vertical containers
- B02C18/10—Disintegrating by knives or other cutting or tearing members which chop material into fragments with rotating knives within vertical containers with drive arranged above container
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C18/00—Disintegrating by knives or other cutting or tearing members which chop material into fragments
- B02C18/06—Disintegrating by knives or other cutting or tearing members which chop material into fragments with rotating knives
- B02C18/16—Details
- B02C18/24—Drives
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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
- A61M2210/00—Anatomical parts of the body
- A61M2210/06—Head
- A61M2210/0662—Ears
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/30—Against vector-borne diseases, e.g. mosquito-borne, fly-borne, tick-borne or waterborne diseases whose impact is exacerbated by climate change
Abstract
The invention relates to the field of medical instruments, in particular to an ear canal medicine applying device. The bottom of the mounting shell is provided with a grinding cutter. The bottom of the medicine feeding pipe is fixedly connected with a medicine, so that the medicine is ground by the powder grinding knife when the medicine feeding pipe rotates. The lower pressing disc is installed in the installation shell in a downward sliding mode along the axial direction of the installation shell, the upper end of the transmission sleeve is connected with the lower pressing disc, and a first spiral groove is formed in the peripheral wall of the transmission sleeve. When the transmission slide block slides along the first spiral groove, the transmission ring is driven to slide along the axial direction of the transmission sleeve, and the medicine feeding pipe is driven to rotate. When the power storage spring slides upwards on the transmission ring, the power storage spring stores power. The feed assembly is configured to drive the transmission ring to upwards slide along the transmission sleeve when upwards sliding so as to be separated from the transmission ring when upwards sliding to a preset value, and further the medicine feeding tube drives the medicine to rotate on the powder grinding knife, the medicine feeding tube drives the medicine to complete grinding on the powder grinding knife, and meanwhile, the medicine powder is coated on a required position so as to realize simultaneous operation of powder grinding and medicine feeding.
Description
Technical Field
The invention relates to the field of medical instruments, in particular to an ear canal medicine applying device.
Background
Since the powdered external application/coating medicine is generally easy to be oxidized, and the efficacy of the medicine is reduced, the medicine needs to be ground and pulverized before use, so as to prevent the medicine from being oxidized and deteriorated due to improper storage and influencing the efficacy of the medicine. Current duct medicine of adding medicine to needs carry out the crocus with the medicine and handles, and the corresponding position in the special duct medicine of adding medicine to the instrument is to the ear is added medicine to the reuse and is handled, and at the in-process of medicine grinding powder, need wait for the process of adding medicine to because of powder, so make partial powder can oxidize, and then reduce the drug effect, operate like this simultaneously and consume time, also very inconvenient.
Disclosure of Invention
The invention provides a medicine feeding device for auditory canals, which aims to solve the problem that the existing device cannot grind powder and feed medicine synchronously.
The ear canal medicine applying device adopts the following technical scheme:
an auditory canal medicine feeding device comprises a mounting shell, a medicine feeding pipe, a transmission assembly and a loading assembly; the mounting shell is in a barrel shape with a downward opening; the bottom of the mounting shell is provided with a grinding cutter; the medicine feeding pipe is vertically arranged and can be rotatably arranged in the mounting shell, a medicine is fixedly connected to the bottom of the medicine feeding pipe and is in contact with the powder grinding cutter, so that the powder grinding cutter can grind the medicine when the medicine feeding pipe rotates; the peripheral wall of the medicine feeding pipe is provided with a transmission groove which is a linear groove; the transmission assembly comprises a force storage spring, a lower pressure plate, a transmission ring and a transmission sleeve; the lower pressure plate is horizontally arranged and is arranged in the mounting shell in a downward sliding manner along the axial direction of the mounting shell, and the rotating shell is positioned above the medicine feeding pipe; the transmission sleeve is rotatably sleeved on the pesticide feeding pipe, the upper end of the transmission sleeve is connected with the lower pressing disc, and a first spiral groove is formed in the peripheral wall of the transmission sleeve; the transmission ring is slidably sleeved on the transmission sleeve, and a transmission slide block is arranged on the inner wall of the transmission ring; one end of the transmission sliding block is fixed on the transmission ring, and the other end of the transmission sliding block extends inwards through the first spiral groove and is inserted into the transmission groove, so that when the transmission sliding block slides along the first spiral groove, the transmission ring is driven to slide along the axial direction of the transmission sleeve, and the upper medicine tube is driven to rotate; the power storage spring is sleeved on the transmission sleeve and positioned between the lower pressure plate and the transmission ring, so that the power storage spring stores power when the transmission ring slides upwards; the loading assembly is installed on the installation shell in a vertically sliding mode and is configured to drive the transmission ring to slide upwards along the transmission sleeve when sliding upwards so as to enable the transmission ring to be separated from the transmission sleeve when sliding upwards to a preset value.
Furthermore, a feeding spring is arranged in the mounting shell; the upper end of the vertical arrangement of the feeding spring is connected with the top of the installation shell, the lower end of the vertical arrangement of the feeding spring is connected with the lower pressing disc, and the initial state of the feeding spring is in a compression state.
Further, the charging assembly comprises an inner sliding ring and an outer sliding sleeve; a plurality of upper chamber grooves are uniformly distributed on the circumferential wall of the mounting cylinder in the circumferential direction; the loading groove is used for communicating the inside of the mounting shell; the loading groove is a linear groove and extends along the vertical direction of the mounting shell; the outer sliding sleeve can be sleeved on the mounting shell in a vertically sliding manner, a plurality of fixing rods are fixed on the inner wall of the outer sliding sleeve, and each fixing rod can be mounted in one loading groove in a vertically sliding manner; the inner sliding ring is horizontally arranged in the mounting shell, is positioned on the outer side of the transmission ring, and can be fixedly connected with the outer sliding sleeve through a fixed rod; be equipped with one-way transmission assembly between interior sliding ring and the drive ring to when sliding upwards including the sliding ring, drive the drive ring and go up the removal, when the sliding ring drives drive ring rebound to predetermineeing the position, make drive ring and interior sliding ring break away from each other including.
Further, the one-way transmission assembly comprises one-way sliding teeth and one-way unlocking grooves; the one-way unlocking groove is in a spiral groove shape and is arranged on the outer peripheral wall of the transmission ring; the one-way unlocking groove extends upwards spirally along the axial direction of the transmission shaft, and the upper end of the one-way unlocking groove is provided with an opening; the one-way sliding teeth can be slidably inserted into the one-way unlocking grooves and are arranged on the inner wall of the inner sliding ring, so that when the inner sliding ring slides downwards, the one-way sliding teeth are driven to slide downwards along the outer wall of the transmission ring.
Further, a second spiral groove is formed in the inner wall of the mounting shell; the second spiral groove extends upwards along the inner wall of the mounting shell in a spiral mode, and the spiral directions of the second spiral groove and the first spiral groove are opposite; the lower pressure plate is slidably inserted on the second spiral groove.
Furthermore, a plurality of unidirectional pressing teeth are arranged on the inner wall of the mounting shell; a plurality of one-way pushing teeth are uniformly distributed along the axial direction of the installation shell and used for blocking the pushing disc from moving upwards along the axial direction of the installation shell.
Furthermore, the lower pressure plate is connected with the transmission column sleeve through an elastic telescopic rod.
Furthermore, the lower end of the medicine feeding pipe is provided with a claw for clamping medicines; the initial state of the clamping jaws is an open state; the jack catch overcoat is equipped with the tighrening ring, and tighrening ring and last medicine pipeline section pass through threaded connection to when the tighrening ring is screwed up on last medicine pipe, drive the jack catch and tighten up.
The invention has the beneficial effects that: the ear canal medicine feeding device comprises the mounting shell, the medicine feeding pipe, the transmission assembly and the loading assembly, and the powder grinding knife is mounted below the mounting shell. Go up the position that the pencil inserted need add medicine to in the duct, go up the thorax subassembly and slide upward and drive the transmission ring and drive and hold the power spring and hold power to when the transmission ring rises to predetermineeing the height, transmission ring and last thorax subassembly break away from, make to hold the power spring and break away from, and then promote the transmission ring and slide along transmission sleeve week lapse. Because be equipped with first helicla flute on the transmission sleeve for the transmission ring rotates when the lapse, and then drives the medicine feeding tube and rotates, thereby makes the medicine feeding tube drive medicine and accomplish the grinding on the powder grinding sword, makes powder coat simultaneously and sprinkles in required position, in order to realize crocus and medicine feeding simultaneous operation.
Further, after the medicine is ground to a certain length by the arrangement of the feeding spring, the lower pressing disc slides downwards to ensure that the grinding knife grinds the medicine next time. The second spiral groove is arranged to enable the released elastic force of the feeding spring not to influence grinding, and further enable the grinding amount of the medicine to be consistent.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic diagram of an embodiment of an ear canal applicator device of the present invention;
FIG. 2 is an exploded view of an embodiment of an ear canal administration device of the present invention;
FIG. 3 is a bottom view of an embodiment of an ear canal applicator device of the present invention;
FIG. 4 isbase:Sub>A cross-sectional view taken along line A-A of FIG. 3;
FIG. 5 is a partial enlarged view of the portion B in FIG. 4;
FIG. 6 is a schematic view of the loading assembly of an embodiment of the ear canal applicator device of the present invention;
FIG. 7 is a schematic structural view of a mounting housing of an embodiment of an ear canal administration device of the present invention;
FIG. 8 is a schematic view of the structure of the drive sleeve of an embodiment of the ear canal applicator device of the present invention;
FIG. 9 is a schematic view of the cartridge of an embodiment of the ear canal applicator device of the present invention;
FIG. 10 is a schematic view of a spatula of an embodiment of an ear canal applicator device of the present invention;
FIG. 11 is a schematic view of the drive ring of an embodiment of the ear canal applicator device of the present invention;
fig. 12 is a schematic view of the lower platen of an embodiment of the ear canal applicator device of the present invention;
picture: 21. a loading assembly; 211. an outer sliding sleeve; 212. an inner slip ring; 213. a one-way sliding tooth; 214. a fixing rod; 22. mounting a shell; 222. a second helical groove; 223. a loading groove; 224. unidirectional pressing teeth; 23. a feed spring; 24. a lower platen; 241. an elastic telescopic rod; 242. a spiral slider; 25. a power storage spring; 26. a drive ring; 261. a transmission slide block; 262. a one-way unlocking slot; 27. a drive sleeve; 271. a snap ring; 272. a first helical groove; 28. a medicine feeding pipe; 281. a ring groove; 283. a transmission groove; 284. a thread; 285. a jaw; 29. a jacket; 30. a pharmaceutical; 31. grinding the cutter; 32. a top cover; 33. and (5) grinding the surface.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
An embodiment of an ear canal drug delivery device of the present invention, as shown in fig. 1 to 12, comprises a mounting housing 22, a drug delivery tube 28, a transmission assembly and a loading assembly 21. Installation shell 22 is the decurrent cask form of opening, and installation shell 22 bottom is equipped with the crocus sword 31, is equipped with abrasive surface 33 on the crocus sword 31 to drive medicine 30 when last pencil 28 rotates and grind into powder on abrasive surface 33, and grind sword 31 detachable and install the bottom at installation shell 22. Specifically, the top cover 32 is arranged at the upper end of the mounting shell 22, and the top cover 32 is fixed through the threads 284, so that the mounting shell 22 can be conveniently detached and mounted. The grinding blade 31 is connected with the bottom of the mounting shell 22 through a thread 284, so that the mounting shell 22 can be conveniently detached and mounted. The medicine feeding tube 28 is vertically arranged and rotatably arranged in the mounting shell 22, and the medicine feeding tube 28 is used for extending into the ear canal for medicine feeding operation. Go up the bottom rigid coupling of pencil 28 and have medicine 30, medicine 30 and crocus sword 31 contact to when last pencil 28 rotates, make the crocus sword 31 grind medicine 30, crocus sword 31 configures into and only can grind medicine 30 when last pencil 28 clockwise rotation. The peripheral wall of the medicine feeding pipe 28 is provided with a plurality of transmission grooves 283, the transmission grooves 283 are linear grooves and extend along the axial direction of the medicine feeding pipe 28, and the plurality of transmission grooves 283 are uniformly distributed along the circumferential direction of the medicine feeding pipe 28. The circumferential wall of the upper end of the medicine feeding pipe 28 is provided with a ring groove 281.
The rotating assembly includes power spring 25, lower pressure plate 24, drive ring 26 and drive sleeve 27. The lower pressing disc 24 is disc-shaped, the lower pressing disc 24 is horizontally arranged and is installed in the installation shell 22 in a downward sliding mode along the axial direction of the installation shell 22, the rotating shell is located above the medicine feeding pipe 28, the peripheral wall and the inner wall of the installation shell 22 are connected, and the lower pressing disc is configured to be capable of sliding downwards only along the axial direction of the installation shell 22. The transmission sleeve 27 is rotatably sleeved on the medicine feeding tube 28, the upper end of the transmission sleeve 27 is provided with a clamping ring 271, the clamping ring 271 is fixedly installed at an opening at the upper end of the transmission sleeve 27 and is positioned at the inner side of the transmission sleeve 27, and the clamping ring 271 is rotatably installed in the annular groove 281, so that the transmission sleeve 27 can drive the medicine feeding tube 28 to synchronously move up and down and can rotate relative to the medicine feeding tube 28. The upper end of the transmission sleeve 27 is connected with the lower press disc 24, a first spiral groove 272 extending along the axial direction of the installation shell 22 is arranged on the peripheral wall of the transmission sleeve 27, the first spiral groove 272 is communicated with the inner side of the transmission sleeve 27, and the rotation direction of the first spiral groove 272 extends counterclockwise and upwards along the axial direction of the transmission sleeve 27. The driving ring 26 is slidably sleeved on the driving sleeve 27, and a plurality of driving sliders 261 are arranged on the inner wall of the driving ring 26, wherein the number of the driving sliders 261 is multiple. The driving sliders 261 are fixed to the driving ring 26 at one end and extend inwards through the first spiral grooves 272 and are inserted into the driving grooves 283, each driving slider 261 can pass through the first spiral groove 272 and be inserted into one of the driving grooves 283, so that when the driving slider 261 slides along the first spiral groove 272, the driving ring 26 is driven to slide along the axial direction of the driving sleeve 27 and the medicine feeding tube 28 is driven to rotate, and when the driving slider 261 slides downwards in the first spiral groove 272, the driving ring 26 rotates downwards clockwise. Power spring 25 is mounted on drive sleeve 27 between lower pressure plate 24 and drive ring 26, and has an upper end connected to lower pressure plate 24 and a lower end connected to drive ring 26 for storing power of power spring 25 when drive ring 26 slides upward. The loading assembly 21 is slidably mounted up and down on the mounting housing 22 and is configured to slide the drive ring 26 up the drive sleeve 27 when slid upward to disengage the drive ring 26 when the drive ring 26 is slid upward to a predetermined value, thereby releasing the power spring 25.
When the ear canal medicine feeding device works, the medicine feeding tube 28 is inserted into the ear canal and is inserted into a part needing medicine feeding, the loading assembly 21 slides upwards along the mounting shell 22, and the loading assembly 21 slides upwards and drives the transmission ring 26 to slide upwards. Because lower pressure plate 24 cannot move upward, drive ring 26 compresses power spring 25 during the upward movement and rotation. When the loading assembly 21 lifts the driving ring 26 to the preset position, the power spring 25 is compressed and stored. When the driving ring 26 rises to a preset value, the loading assembly 21 is disengaged from the driving ring 26, and the power spring 25 releases the elastic force. The power storage spring 25 releases the elastic force to push the transmission ring 26 downwards, so that the transmission ring 26 rotates clockwise on the transmission sleeve 27 to slide downwards, and meanwhile, the power storage spring 25 pushes the lower pressure plate 24 upwards, so that the lower pressure plate 24 drives the transmission sleeve 27 to be incapable of sliding downwards. In the process of clockwise rotation of driving ring 26, drive the synchronous rotation of medicine loading pipe 28, and then make medicine 30 ground to be the powder on milling cutter 31, the position of need medicine loading in the ear canal is loaded with medicine.
In this embodiment, as shown in fig. 2 to 4, a feeding spring 23 is disposed in the mounting housing 22, the feeding spring 23 is vertically disposed, the upper end of the feeding spring is connected to the top cover 32 of the mounting housing 22, and the lower end of the feeding spring is connected to the lower pressing plate 24. The feeding spring 23 is initially compressed, so that after the medicine 30 is ground to a certain length, the feeding spring 23 releases the elastic force to slide the lower platen 24 downward, so as to ensure that the grinding blade 31 grinds the medicine 30 next time.
In this embodiment, as shown in fig. 1 to 7, the loading assembly 21 includes an inner sliding ring 212 and an outer sliding ring 211. A plurality of upper chamber grooves 223 are uniformly distributed on the circumferential wall of the mounting cylinder in the circumferential direction, the upper chamber grooves 223 are used for communicating the inside of the mounting shell 22, and the upper chamber grooves 223 are linear grooves and extend along the vertical direction of the mounting shell 22. The outer sliding sleeve 211 can be slidably fitted over the mounting case 22 up and down, and a plurality of fixing rods 214 are fixed to the inner wall thereof, and the fixing rods 214 are horizontally disposed. Each of the fixing rods 214 is slidably installed up and down in one upper bore groove 223. Interior sliding ring 212 level sets up in installation shell 22, and is located the outside of drive ring 26, but through dead lever 214 outer sliding sleeve 211 rigid coupling, is equipped with one-way transmission subassembly between interior sliding ring 212 and the drive ring 26 to when interior sliding ring 212 upwards slides, drive ring 26 and go up the removal, when interior sliding ring 212 drives drive ring 26 rebound to predetermineeing the position, make drive ring 26 and interior sliding ring 212 break away from each other, the top of interior sliding ring 212 displacement drive ring 26 this moment. Specifically, the outer sliding sleeve 211 slides upward to drive the inner sliding ring 212 to slide upward, and drive the transmission ring 26 to move upward. When the medicine 30 needs to be ground again, the unidirectional transmission assembly contracts when the inner sliding ring 212 slides downwards until the outer sliding ring 212 moves outside the transmission ring 26, and then the outer sliding sleeve 211 can slide upwards again.
In this embodiment, as shown in fig. 6 and 11, the unidirectional transmission assembly includes unidirectional sliding teeth 213 and unidirectional unlocking grooves 262, the number of the unidirectional sliding teeth 213 may be a spiral groove shape for the plurality of unidirectional unlocking grooves 262, and the unidirectional unlocking grooves 262 are disposed on the outer circumferential wall of the transmission ring 26, the unidirectional unlocking grooves 262 extend upwards spirally along the axial direction of the transmission shaft, and extend upwards counterclockwise, and openings are disposed at the upper ends of the unidirectional unlocking grooves 262. The unidirectional sliding teeth 213 are slidably inserted into the unidirectional unlocking slots 262 and disposed on the inner wall of the inner sliding ring 212, and the unidirectional sliding teeth 213 are configured to contract into the peripheral wall of the inner sliding ring 212 when being pressed upward, so as to drive the unidirectional sliding teeth 213 to slide downward along the outer wall of the transmission ring 26 when the inner sliding ring 212 slides downward. In the process that the inner sliding ring 212 slides upwards, the one-way sliding teeth 213 are driven to slide in the one-way unlocking grooves 262, the transmission ring 26 rotates anticlockwise when sliding upwards, and when the one-way sliding teeth 213 are separated from the one-way unlocking grooves 262, the connection relation between the transmission ring 26 and the inner sliding ring 212 disappears, and then the compression spring is released. One-way unlocking groove 262 can have a plurality of equipartitions jointly on the outer wall of drive ring 26 to when accomplishing a powder grinding process of adding medicine, after drive ring 26 rotated fixed angle for last chamber subassembly 21, still can guarantee that one-way sliding tooth 213 on the next chamber subassembly 21 can block into the tip position of another one-way unlocking groove 262, in order to guarantee that this next chamber subassembly 21 drives the power value of holding spring 25 unchangeable.
In this embodiment, as shown in fig. 7, the inner wall of the mounting shell 22 is provided with a second spiral groove 222, the second spiral groove 222 extends upwards along the inner wall of the mounting shell 22 in a spiral manner, the spiral directions of the second spiral groove 222 and the first spiral groove 272 are opposite, the spiral direction of the second spiral groove 222 extends upwards clockwise along the axial direction of the mounting shell 22, the lower pressing disc 24 is slidably inserted into the second spiral groove 222, the peripheral wall of the lower pressing disc 24 extends outwards to form a spiral slider 242, and the spiral slider 242 is slidably mounted in the second spiral groove 222. The second spiral groove 222 keeps the released elastic force of the feed spring 23 from affecting the grinding, thereby keeping the grinding amount of the medicine 30 uniform.
In this embodiment, as shown in fig. 7 and 12, a plurality of unidirectional pressing teeth 224 are disposed on an inner wall of the mounting shell 22, and the unidirectional pressing teeth 224 are uniformly distributed along an axial direction of the mounting shell 22 and are used for preventing the lower pressing plate 24 from moving upward along the axial direction of the mounting shell 22. Specifically, each of the unidirectional pressing teeth 224 is in the shape of a ring tooth so as to contract inward when the unidirectional pressing teeth are pressed downward, and the spiral slider 242 and the unidirectional pressing teeth 224 cooperate to allow the lower platen 24 to move only downward.
In this embodiment, as shown in fig. 4 and 5, the lower pressing plate 24 and the transmission column sleeve are connected through the elastic telescopic rod 241, so that when the transmission sleeve 27 receives the upward thrust of the inner sliding ring 212, the elastic telescopic rod 241 contracts, and then the transmission sleeve 27 drives the medicine feeding tube 28 to move upward, a gap is kept between the medicine 30 and the powder grinding knife 31, so that when the transmission ring 26 drives the medicine feeding tube 28 to rotate upward, the medicine 30 and the powder grinding knife 31 are prevented from being rubbed.
In this embodiment, as shown in fig. 2 and 9, the lower end of the medicine feeding tube 28 is provided with a claw 285 for clamping the medicine 30, and the claw 285 is in an open state at an initial state; the jaw outer sleeve 29 is provided with a fastening ring, the bottom of the medicine feeding tube 28 is provided with threads 284, and the fastening ring is connected with the line segment of the medicine feeding tube 28 through the threads 284 so as to drive the jaws 285 to tighten when the fastening ring is screwed on the medicine feeding tube 28.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (8)
1. An ear canal medicine application device, characterized in that: the method comprises the following steps:
the mounting shell is in a barrel shape with a downward opening; a powder grinding cutter is arranged at the bottom of the mounting shell;
the medicine feeding pipe is vertically arranged and can be rotatably arranged in the mounting shell, a medicine is fixedly connected to the bottom of the medicine feeding pipe and is in contact with the powder grinding cutter, so that the powder grinding cutter can grind the medicine when the medicine feeding pipe rotates; the peripheral wall of the medicine feeding pipe is provided with a transmission groove which is a linear groove;
the transmission assembly comprises a power storage spring, a lower pressure plate, a transmission ring and a transmission sleeve; the lower pressure plate is horizontally arranged and is arranged in the mounting shell in a downward sliding manner along the axial direction of the mounting shell, and the rotating shell is positioned above the medicine feeding pipe; the transmission sleeve is rotatably sleeved on the upper medicine pipe, the upper end of the transmission sleeve is connected with the lower pressing disc, and a first spiral groove is formed in the peripheral wall of the transmission sleeve; the transmission ring is slidably sleeved on the transmission sleeve, and a transmission slide block is arranged on the inner wall of the transmission ring; one end of the transmission sliding block is fixed on the transmission ring, and the other end of the transmission sliding block extends inwards through the first spiral groove and is inserted into the transmission groove, so that when the transmission sliding block slides along the first spiral groove, the transmission ring is driven to slide along the axial direction of the transmission sleeve, and the upper medicine tube is driven to rotate; the power storage spring is sleeved on the transmission sleeve and positioned between the lower pressure plate and the transmission ring so as to store the power of the power storage spring when the transmission ring slides upwards;
and the loading assembly is installed on the installation shell in a vertically sliding manner and is configured to drive the transmission ring to slide upwards along the transmission sleeve when sliding upwards so as to be separated from the transmission ring when the transmission ring slides upwards to a preset value.
2. The ear canal delivery device of claim 1, wherein:
a feeding spring is arranged in the mounting shell; the upper end of the vertical arrangement of the feeding spring is connected with the top of the installation shell, the lower end of the vertical arrangement of the feeding spring is connected with the lower pressing disc, and the initial state of the feeding spring is in a compression state.
3. The ear canal delivery device of claim 1, wherein:
the loading assembly comprises an inner sliding ring and an outer sliding sleeve; a plurality of upper chamber grooves are uniformly distributed on the circumferential wall of the mounting cylinder in the circumferential direction; the upper chamber groove is used for communicating the inside of the mounting shell; the loading groove is a linear groove and extends along the vertical direction of the mounting shell; the outer sliding sleeve can be sleeved on the mounting shell in a vertically sliding manner, a plurality of fixing rods are fixed on the inner wall of the outer sliding sleeve, and each fixing rod can be mounted in one loading groove in a vertically sliding manner; the inner sliding ring is horizontally arranged in the mounting shell, is positioned on the outer side of the transmission ring, and can be fixedly connected with the outer sliding sleeve through the fixed rod; be equipped with one-way transmission assembly between interior sliding ring and the drive ring to when sliding upwards including the sliding ring, drive the drive ring and go up the removal, when the sliding ring drives drive ring rebound to predetermineeing the position, make drive ring and interior sliding ring break away from each other including.
4. The ear canal applicator device of claim 3, wherein:
the unidirectional transmission component comprises unidirectional sliding teeth and a unidirectional unlocking groove; the one-way unlocking groove is in a spiral groove shape and is arranged on the outer peripheral wall of the transmission ring; the one-way unlocking groove extends upwards spirally along the axial direction of the transmission shaft, and the upper end of the one-way unlocking groove is provided with an opening; the one-way sliding teeth can be slidably inserted into the one-way unlocking grooves and are arranged on the inner wall of the inner sliding ring, so that when the inner sliding ring slides downwards, the one-way sliding teeth are driven to slide downwards along the outer wall of the transmission ring.
5. The ear canal applicator device of claim 2, wherein:
the inner wall of the mounting shell is provided with a second spiral groove; the second spiral groove extends upwards along the inner wall of the mounting shell in a spiral mode, and the spiral directions of the second spiral groove and the first spiral groove are opposite; the lower pressing plate can be inserted on the second spiral groove in a sliding way.
6. The ear canal applicator device of claim 5, wherein:
the inner wall of the mounting shell is provided with a plurality of unidirectional pressing teeth; a plurality of one-way pushing teeth are uniformly distributed along the axial direction of the installation shell and used for preventing the lower pressing disc from moving upwards along the axial direction of the installation shell.
7. The ear canal applicator of claim 1, wherein:
the lower pressure plate is connected with the transmission column sleeve through an elastic telescopic rod.
8. The ear canal delivery device of claim 1, wherein:
the lower end of the medicine feeding pipe is provided with a claw for clamping the medicine; the initial state of the clamping jaws is an open state; the jack catch overcoat is equipped with the tighrening ring, and tighrening ring and last medicine pipeline section pass through threaded connection to when the tighrening ring is screwed up on last medicine pipe, drive the jack catch and tighten up.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111578485.9A CN115245621B (en) | 2021-12-22 | 2021-12-22 | Auditory canal medicine feeding device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111578485.9A CN115245621B (en) | 2021-12-22 | 2021-12-22 | Auditory canal medicine feeding device |
Publications (2)
| Publication Number | Publication Date |
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| CN115245621B CN115245621B (en) | 2023-07-14 |
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| CN202111578485.9A Active CN115245621B (en) | 2021-12-22 | 2021-12-22 | Auditory canal medicine feeding device |
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| Publication number | Publication date |
|---|---|
| CN115245621B (en) | 2023-07-14 |
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