CN110742727A

CN110742727A - Ear cleaner

Info

Publication number: CN110742727A
Application number: CN201911034268.6A
Authority: CN
Inventors: 罗宁
Original assignee: Cixi Saijia Electronics Co Ltd
Current assignee: Cixi Saijia Electronics Co Ltd
Priority date: 2019-10-29
Filing date: 2019-10-29
Publication date: 2020-02-04

Abstract

The invention discloses an ear cleaner which comprises a cleaning rod, wherein the cleaning rod is driven by a motor to rotate, a flexible object sleeve is sleeved at the head end of the cleaning rod, the flexible object and the cleaning rod are fixedly connected through interference fit, a plurality of spiral grooves are formed in the outer side surface of the flexible object, and the rotating direction of the grooves is matched with the rotating direction of the motor, so that foreign matters in the grooves are discharged in rotation. The motor drives the flexible object to rotate in the ear, foreign matters in the ear can move outwards along the rotating spiral groove and are discharged to the outer side of the ear, the risk that the foreign matters are accumulated on the flexible object and are pushed into a deeper layer of the ear is avoided, the structure is simple, the use is convenient, and the efficiency is high; the flexible object and the cleaning rod are fixedly connected in an interference fit mode, so that when the friction force between the flexible object and the ear canal is large, the cleaning rod idles and the flexible object does not rotate, and the ear canal is protected.

Description

Ear cleaner

Technical Field

The invention relates to a cleaning article, in particular to an ear cleaner.

Background

The existing ear cleaner is mostly a manual earpick, and is needed to be manually used during use, the ear canal can not be hurt well when the ear cleaner is mastered forcefully, foreign matters need to be frequently taken off outwards, the ear cleaner is troublesome, the efficiency is low, and the ear canal can also be hurt when the ear cleaner is applied forcefully, so that the hearing of people is reduced. The common electric earpick is of an air suction type, namely, the earpick is manually dug and then sucked out, and the earwax and other foreign matters still need to be manually dug down from the auditory canal.

Disclosure of Invention

The invention aims to provide an ear cleaner which is convenient to use and can smoothly discharge foreign matters in ears during use.

The technical scheme adopted by the invention for solving the technical problems is as follows: the utility model provides an ear cleaner, includes clean pole, clean pole receives motor drive and rotates, the head end cover of clean pole is equipped with flexible thing cover and establishes, flexible thing and clean pole carry out fixed connection through interference fit, be provided with a plurality of heliciform recesses on the lateral surface of flexible thing, the turning round of recess suits to turning round with the motor, so that foreign matter in the recess is discharged in the rotation. The motor drives the flexible object to rotate in the ear, foreign matters in the ear can move outwards along the rotating spiral groove and are discharged to the outer side of the ear, the risk that the foreign matters are accumulated on the flexible object and are pushed into a deeper layer of the ear is avoided, the structure is simple, the use is convenient, and the efficiency is high; the flexible object and the cleaning rod are fixedly connected in an interference fit mode, so that when the friction force between the flexible object and the ear canal is large, the cleaning rod idles and the flexible object does not rotate, and the ear canal is protected.

Compared with the scheme, the flexible object is cylindrical.

Compared with the scheme, the flexible object is in a circular truncated cone shape.

Compared with the scheme, the end face of one end of the flexible object, which is far away from the cleaning rod, is a conical surface or a curved surface, and the middle position of the end face axially protrudes outwards.

Compare the further improvement of above-mentioned scheme, the cover is equipped with the protective sheath on the flexible thing, the protective sheath can be when the flexible thing does not use the protection flexible thing, prevents flexible thing adhesion foul, damage or make dirty the duct when using.

Compared with the prior art, the invention has the advantages that foreign matters are accommodated through the spiral groove on the side surface of the flexible object, and when the flexible object is driven by the motor, the foreign matters in the groove can move towards the outside of the ear along the groove, so that the foreign matters in the auditory canal can be discharged in time without being blocked in the ear; the interference fit between the flexible object and the cleansing bar may avoid chafing of the flexible object against the ear canal.

Drawings

FIG. 1 is a schematic diagram of the present invention.

FIG. 2 is a schematic view of the assembly of the flexible object and the cleaning rod of the present invention.

FIG. 3 is a cross-sectional view of the assembled flexible object, cleaning rod and protective sheath of the present invention.

Fig. 4 and 5 are assembly views of the ear cleaner of the present invention.

Detailed Description

The invention is described in further detail below with reference to the accompanying examples.

An ear cleaner comprises a handle-shaped grip 1, a switch key is arranged on the grip 1 to start and close the cleaner, and the interior of the grip 1 is hollow to place a motor 2 and related circuit elements. The motor 2 is located the inside of handle 1 one end, motor 2 is used for the cleaning element rotation of drive rear end, and because the duct is comparatively sensitive and fragile, the rotational speed of motor 2 is tens of revolutions per minute. The motor 2 one end outwards is provided with cylindric rotation axis, the rotatory pot head of motor 2 is equipped with the one end of connecting axle 3, the rotation axis is connected through interference fit's mode with connecting axle 3, be connected with the tail end of cleaning rod 4 on the connecting axle 3, the head end of cleaning rod 4 is connected with flexible thing 5. The cleaning rod 4 is disposable, is inserted into the connecting shaft 3 during use, and is detached and discarded after use. The internal connection of the ear cleaner is shown in fig. 4 and 5.

The flexible object 5 is a sponge, which is low in cost and easy to deform, and does not cause damage and greater stimulation to the fragile and sensitive auditory canal. The flexible object is cylindrical or truncated cone-shaped.

One end of the flexible object 5 close to the cleaning rod 4 is provided with a fixing hole 52, the flexible object 5 is sleeved at the head end of the cleaning rod 4 through the fixing hole 52, more specifically, the flexible object 5 is fixedly connected with the head end of the cleaning rod 4 in an interference fit manner, namely, the flexible object 5 is fixed through the friction force between the inner wall of the fixing hole 52 and the cleaning rod 4 after being deformed. When the cleaning rod 4 rotates, the flexible object 5 is driven to rotate by friction force. When the pliable object 5 stretches into the auditory canal, the pliable object 5 can receive the resistance of auditory canal, works as the resistance that the pliable object 5 received the auditory canal is greater than when the frictional force between fixed orifices 52 and the cleaning rod 4, the cleaning rod 4 can't drive the pliable object 5 and rotate, the cleaning rod 4 will idle run to the protection auditory canal is avoided the injury to the auditory canal when the pliable object 5 rotates by force, and the user feels also that the cleaner stretches into too much when the pliable object 5 stops rotating. The stall condition of the flexible object 5 can be controlled by controlling the aperture of the fixing hole 52 and the interference value.

For the foreign matter in the convenience duct can discharge fast, be provided with a plurality of heliciform recess 51 on the side of flexible thing 5, the heliciform recess 51 evenly distributed is on the side of flexible thing 5, recess 51 runs through whole side and meets with two terminal surfaces of flexible thing 5. The direction of rotation of the groove 51 is the same as the direction of rotation of the motor. The side wall of the groove 51 and the outer side surface of the flexible object 5 form an acute angle, so that foreign matters which are not firmly attached in the auditory canal can be lightly scraped off, and meanwhile, too much force and stimulation can not be generated on the inner wall of the auditory canal.

The end face of the head end of the flexible object 5, namely the end face of one end far away from the cleaning rod 4, is a curved surface or a conical surface, the middle part of the end face protrudes outwards along the axial direction, and the protruding part has circular arc transition and cannot stimulate and hurt the auditory canal. When the head end face rotates to enter the auditory canal, foreign matters are contacted with the head end face and driven to rotate, enter the end part of the groove 51 on the head end face in a proper manner, and move towards the outside of the auditory canal along the spiral groove 51, and are like the scraps discharged from a groove on the side surface when a drill drills; foreign objects adhering to the inner wall of the auditory canal are scraped off by the sharp corners of the sides of the flexible object 5 and follow the grooves 51 to be discharged outside the auditory canal.

One end of the connecting shaft 3, which is far away from the motor 2, is provided with a spreading part 31, one end of the spreading part 31, which is close to the motor 2, is gradually reduced to the other end, and more specifically, the spreading part 31 is in a round table shape, and the large end is close to the motor 2. The diameter of the larger end of the opening part 31 is larger than that of the connecting section of the connecting shaft 3 and the rotating shaft of the motor 2. The expanding portion 31 may be replaced by a triangular prism, a rectangular prism, or another shape that gradually narrows from one end to the other end.

The one end that motor 2 was kept away from to strutting portion 31 is provided with spacing section 32, spacing section 32 and the department of meeting of strutting portion 31 are provided with slightly bellied cyclic annular arch 33, be provided with an axial edge at least on spacing section 32's the side, promptly spacing section 32 is the non-cylinder, connecting axle 3 drives cleaning rod 4 through spacing section 32 and is rotary motion, more specifically, spacing section 32 is the cuboid form and passes through the circular arc smooth transition between four sides.

A socket 41 with a circular cross section is arranged at the tail end of the cleaning rod 4 and at a position corresponding to the spreading part 31, the length of the socket 41 is slightly longer than that of the oblique side surface of the spreading part 31, and after the spreading part 31 is inserted into the socket 41, the cleaning rod 4 at the socket 41 is spread outwards and is attached to the side surface of the spreading part 31. The side of the insertion opening 41 is uniformly provided with 3 open grooves 45 along the circumferential direction, the wall thickness of the position of the insertion opening 41 on the cleaning rod 4 is thinner, and the cleaning rod 4 at the insertion opening 41 is more easily spread through the open grooves 45 and the thin-wall structure. The side wall of the socket 41 is divided into 3 sections along the circumferential direction by the 3 slots 45, a first protrusion 44 extending inwards is arranged on the inner side surface of the end part of each section of the socket 41, and the first protrusion 44 can hook the end surface of the opening part 31 close to one side of the motor 2 after the opening part 31 completely opens the socket 41, so that the cleaning rod 4 and the connecting shaft 3 cannot be easily separated.

The inner end surface of the socket 41 is provided with a slot 42, the cross section of the slot 42 is smaller than that of the socket 41, and the shape and depth of the slot 42 are the same as those of the limiting end of the connecting shaft 3, so that the connecting shaft 3 can drive the slot 42 to rotate. The tail end of the cleaning rod 4 is provided with a sheath 43, the cleaning rod 4 with the socket 41 and the slot 42 is positioned in the area surrounded by the sliding sleeve, and the end part of the cleaning rod 4 extends out of the sheath 43, so that the rotating sheath 43 is prevented from contacting with the end surface of the handle 1.

The position of the handle 1 corresponding to the connecting shaft 3 is provided with a thin-walled stop collar 11, a first opening is arranged at the symmetrical axis of the end part of the stop collar 11 and is smaller than the larger end of the opening part 31, so that the socket 41 of the cleaning rod 4 cannot easily leave the handle 1 after being opened, and the cleaning rod 4 is prevented from flying away from the handle 1 quickly to hurt people or objects in the using process and after the connecting shaft 3 is separated. When the connecting shaft 3 is inserted into the tail end of the cleaning rod 4, the opening part 31 is contacted with the socket 41 and opens the cleaning rod 4 at the position, and the cleaning rod 4 cannot leave the grip 1 through the first opening after being opened; the matching of the limiting section 32 and the slot 42 enables the motor 2 to drive the cleaning rod 4 to rotate; when the cleaning rod 4 is used, the tail end of the cleaning rod can be damaged and cannot be reused, the cleaning rod 4 which is used once is prevented from being reused, and the sanitary safety of a user is guaranteed.

Claims

1. An ear cleaner, characterized by: including clean pole (4), clean pole (4) are driven by motor (2) and rotate, the head pot head of clean pole (4) is equipped with flexible thing (5) cover and establishes, fixed connection is carried out through interference fit in flexible thing (5) and clean pole (4), be provided with a plurality of heliciform recess (51) on the lateral surface of flexible thing (5), the spiral of recess (51) is to the spiral that suits with motor (2) to making foreign matter in recess (51) is discharged in the rotation.

2. An ear cleaner as claimed in claim 1, characterized in that said flexible mass (5) is cylindrical.

3. An ear cleaner as claimed in claim 1, characterized in that said flexible article (5) is frustoconical.

4. An ear cleaner as claimed in claim 3, characterized in that the end surface of the flexible element (5) remote from the cleaning rod (4) is conical or curved and projects axially outwards at a central position of said end surface.

5. An ear cleaner as claimed in claim 4, characterized in that the flexible article (5) is provided with a protective sleeve (6).