CN110859703B

CN110859703B - Ear cleaning device

Info

Publication number: CN110859703B
Application number: CN201910758742.3A
Authority: CN
Inventors: 王凌枫; 魏秀秀; 谢楠; 宋炳良
Original assignee: Wuhu Institute of Technology
Current assignee: Wuhu Institute of Technology
Priority date: 2019-08-16
Filing date: 2019-08-16
Publication date: 2021-08-17
Anticipated expiration: 2039-08-16
Also published as: CN110859703A

Abstract

The invention discloses an ear cleaning device, which comprises a supporting plate, wherein a rotating assembly is arranged on the supporting plate, the rotating assembly is in transmission connection with a first electric telescopic push rod, the telescopic end of the first electric telescopic push rod is connected with a connecting plate, two ear picking frames are arranged on the connecting plate, the middle part of each ear picking frame is connected with the connecting plate through a rotating shaft, the opposite ends of the two ear picking frames are respectively provided with an ear picking head, the opposite ends of the two ear picking frames are respectively connected with one end of a traction wire, the supporting plate is provided with a second motor, the output end of the second motor is connected with a wire shaft, the wire shaft is connected with the other end of the traction wire, the opposite ends of the two ear picking frames are respectively connected with an elastic spring, the upper end of the connecting plate is provided with an infrared distance measuring sensor, and the two ear picking heads are respectively provided with a first pressure sensor and a second pressure sensor. The invention improves the efficiency of cleaning earwax, is convenient and quick to operate and reduces the potential safety hazard.

Description

Ear cleaning device

Technical Field

The invention relates to the technical field of inner ear cleaning, in particular to an ear cleaning device.

Background

When too much cerumen (earwax) accumulates in the ear, it blocks the ear canal, and the natural defense system of the body plays an important role in preventing dirt, bacteria and other things from entering the ear, but too much cerumen can reduce the hearing, so that the ear is required to be cleaned of too much cerumen.

However, the current ear pick has several disadvantages: firstly, the method comprises the following steps: if the cotton swab is used for cleaning earwax in the ear, the earwax is easy to damage the ear canal, and can be pushed to the deep position of the ear, so that earwax is gradually accumulated to form earwax embolism, and the inflammation of the external auditory canal is caused. II, secondly: if clean the earwax in the ear with the earpick, also have certain potential safety hazard, traditional earpick often all is that the texture is than harder metal or plastics and makes, in addition the angle of use is incorrect, dynamics size is indefinite or depth is indefinite, very easily puncture thin external auditory canal skin and hair follicle like this, thereby lead to the otitis externa, or push the earwax to the depths, be more difficult for cleaing away, also probably can make the eardrum damage if go deep too deeply, the deafness appears, the eardrum epidermis that has inflamed in addition often can lose the ability of automatic earwax removal, cause the earwax more easily.

Disclosure of Invention

In view of the above, the present invention is directed to an ear cleaning device, which is designed to solve all or one of the problems of the related art.

Based on the above purpose, the invention provides an ear cleaning device, which comprises a support plate, wherein a rotating assembly is arranged on the support plate, the rotating assembly is in transmission connection with a first electric telescopic push rod, the first electric telescopic push rod and the support plate are obliquely arranged, the telescopic end of the first electric telescopic push rod is connected with a connecting plate, two ear picking frames are arranged on the connecting plate, the two ear picking frames are symmetrically arranged about the axis of the first electric telescopic push rod, the middle part of each ear picking frame is connected with the connecting plate through a rotating shaft, the end parts of the two ear picking frames, which are oppositely arranged, are provided with ear picking heads, the end parts of the two ear picking frames, which are oppositely arranged, are connected with traction branch lines, each traction branch line is connected with one end of a traction line, a second motor is arranged on the support plate, and the output end of the second motor is connected with a spool, the utility model discloses a draw the earphone, include the earphone, draw the earphone to be provided with on the spool, connect on the spool the draw line other end, the draw line twines on the spool, two draw the tip that the ear rack set up in opposite directions all to be connected with elastic spring, elastic spring draw the branch line to set up respectively draw the ear rack both sides, be provided with infrared distance measuring sensor on the connecting plate, two draw overhead first pressure sensor and the second pressure sensor of being provided with respectively of ear.

Optionally, be provided with power and control switch in the backup pad, the power control switch infrared distance measuring sensor's time delay disconnection normally closed contact and first electronic flexible push rod series connection, infrared distance measuring sensor's normally open contact the second motor with first pressure sensor's normally closed contact connects into first circuit, first circuit one end is connected to control switch with access point between infrared distance measuring sensor's time delay disconnection normally closed contact, the first circuit other end be connected to first electronic flexible push rod with access point between the power, first pressure sensor's normally closed contact both ends parallel connection has second pressure sensor's normally closed contact.

Optionally, a fixing frame is hinged to one side of the supporting plate, the other side of the supporting plate is connected with the fixing frame through a fixing assembly, and the fixing frame is arc-shaped.

Optionally, the fixing assembly includes a sub-connecting member disposed on the supporting plate, and the fixing frame is provided with a female connecting member connected with the sub-connecting member in a matching manner.

Optionally, the sub-connecting piece is a clamping groove, the female connecting piece is a clamping block, the control switch is arranged on the fixing assembly, the control switch comprises a first electric connecting piece arranged in the clamping groove, and a second electric connecting piece matched with the first electric connecting piece is arranged at the end of the clamping block.

Optionally, the rotating assembly comprises a first motor arranged on the supporting plate, the output end of the first motor is connected with a first rotating shaft, a first gear is sleeved on the first rotating shaft, one side of the first gear is meshed with a second gear, the diameter of the second gear is larger than that of the first gear, the middle position of the second gear is in through connection with a connecting rod connected with the supporting plate, and the supporting plate is connected with the first electric telescopic push rod through the connecting rod.

Optionally, the connecting plate is provided with a chute, a sliding block is connected in the chute, a limiting groove is formed in the upper surface of the sliding block, the limiting groove is circular, two limiting blocks are connected in the limiting groove in a sliding mode, the limiting blocks are in a crescent shape, the limiting blocks are connected on one sides of the limiting blocks in a matched mode respectively, the lug drawing frame is arranged on two sides of the limiting groove and used for drawing an opening through which the lug drawing frame penetrates, the lug drawing frame is connected with the limiting blocks in a matched mode, the lug drawing frame is connected with the elastic spring through the sliding block, the lug drawing frame is connected with the traction branch through the sliding block, the elastic spring is connected on one side of the sliding block, and the traction branch is connected with the other side of the sliding block.

Optionally, a suction fan is arranged on the supporting plate, and a suction inlet of the suction fan is located on one side of the first electric telescopic push rod.

Optionally, the power supply, the suction fan and the normally open contact of the second motor are connected, two ends of the normally open contact of the second motor are connected in parallel with the normally open contact of the first pressure sensor, and two ends of the normally open contact of the second motor are connected in parallel with the normally open contact of the second pressure sensor.

From the above, the beneficial effects of the invention are:

1. the invention is provided with an ear picking frame, a rotating shaft, an ear picking head, an elastic spring, a second motor, a thread shaft and a pull wire, when too much earwax is accumulated in the ears to be cleaned, the supporting plate is placed beside the ears, the first electric telescopic push rod is started to extend to drive the connecting plate to extend into the inner sides of the ears, the first electric telescopic push rod stops extending after the infrared distance measuring sensor detects that the connecting plate is away from the eardrums in the external auditory canals of the ears by a certain distance, meanwhile, the second motor is started to wind the traction line on the outer side of the bobbin, so that the elastic spring is stretched to facilitate the ear picking frame to rotate for a certain angle, the ear picking head on the ear picking frame is contacted with the side wall of the ear external auditory canal, once the pressure value sensed by one of the first pressure sensor or the second pressure sensor reaches the set value, the second motor stops running, the first electric telescopic push rod starts to contract so as to clean earwax on the side wall of the external auditory canal of the ear; the first pressure sensor and the second pressure sensor detect the pressure values of the tissue of the ear picking head and the tissue of the ear external auditory canal in real time; when the pressure value is too small, the second motor is controlled to operate, and the traction wire is wound on the outer side of the bobbin, so that the two ear picking frames are expanded outwards; when the pressure value is too large, the second motor is controlled to operate, the traction wire wound on the bobbin is loosened to wind the outer side of the bobbin, and the two ear picking frames are retracted.

2. The invention is provided with an infrared distance measuring sensor, a first pressure sensor and a second pressure sensor, when too much earwax is accumulated in the ear to be cleaned, a support plate is placed beside the ear, a control switch is pressed, at the moment, a time-delay disconnection normally-closed contact of the infrared distance measuring sensor is also in a normally-closed state, so that a first electric telescopic push rod is electrified and started, the first electric telescopic push rod extends to drive a connecting plate to extend into the inner side of the ear, after the infrared distance measuring sensor detects that the connecting plate is away from the eardrum in the external auditory canal of the ear to a certain distance, the time-delay disconnection normally-closed contact of the infrared distance measuring sensor is delayed for a period and then disconnected, the first electric telescopic push rod is not disconnected in the time-delay disconnection normally-closed contact of the infrared distance measuring sensor and is also extended, a normally-open contact of the infrared distance measuring sensor is immediately closed, so that a second motor is electrified, and a second motor is started to drive a spool to rotate, the pull wire is wound on the bobbin, the elastic spring is lengthened, the ear picking frame is convenient to rotate for a certain angle, the ear picking head on the ear picking frame is in contact with the side wall of the external auditory canal of an ear, once the pressure value sensed by one of the first pressure sensor or the second pressure sensor reaches a set value, the normally closed contact of the first pressure sensor or the normally closed contact of the second pressure sensor is disconnected, the second motor stops running, the normally closed contact of the infrared distance measuring sensor is disconnected in a time-delay disconnection mode, and the first electric telescopic push rod starts to contract so as to clean earwax on the side wall of the external auditory canal of the ear; the first pressure sensor and the second pressure sensor detect the pressure values of the tissue of the ear picking head and the tissue of the ear external auditory canal in real time; when the pressure value is too small, the second motor is controlled to operate, and the traction wire is wound on the outer side of the bobbin, so that the two ear picking frames are expanded outwards; when the pressure value is too large, the second motor is controlled to operate, the traction wire wound on the bobbin is loosened to wind the outer side of the bobbin, and the two ear picking frames are retracted.

3. The suction fan is arranged, so that earwax in the ear external auditory canal can be quickly cleaned conveniently, after the second motor is started, the normally open contact of the second motor is closed, so that the suction fan is powered on and started, if the second motor is stopped to be started, and meanwhile, the pressure detected by the first pressure sensor or the first pressure sensor reaches a set pressure value, the normally open contact of the first pressure sensor or the normally open contact of the second pressure sensor is closed, so that the suction fan is powered on and started continuously, and earwax in the ear external auditory canal can be quickly sucked and cleaned.

Drawings

FIG. 1 is a schematic view of an ear cleaning device according to an embodiment of the present invention;

FIG. 2 is a schematic top view of a supporting plate of an ear cleaning device according to an embodiment of the present invention;

FIG. 3 is a schematic view of a connection structure between a support plate and a connection plate of an embodiment of an ear cleaning device according to the present invention;

fig. 4 is an enlarged schematic view of a portion a in fig. 3.

In the figure: the fixing frame comprises a fixing frame 1, a supporting plate 2, a fixing component 3, a first motor 4, a first rotating shaft 5, a first gear 6, a second gear 7, a connecting rod 8, a first electric telescopic push rod 9, a connecting plate 10, a sliding groove 11, a sliding block 12, a limiting groove 13, a through hole 14, a limiting block 15, an ear picking frame 16, a rotating shaft 17, an ear picking head 18, an elastic spring 19, a second motor 20, a bobbin 21, a pull wire 22, an infrared distance measuring sensor 23, a first pressure sensor 24 and a second pressure sensor 25.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to specific embodiments and the accompanying drawings.

It should be noted that all expressions using "first" and "second" in the embodiments of the present invention are used for distinguishing two entities with the same name but different names or different parameters, and it should be noted that "first" and "second" are merely for convenience of description and should not be construed as limitations of the embodiments of the present invention, and they are not described in any more detail in the following embodiments.

An ear cleaning device comprises a supporting plate 2, wherein a rotating assembly is arranged on the supporting plate 2, the rotating assembly is in transmission connection with a first electric telescopic push rod 9, the first electric telescopic push rod 9 and the supporting plate 2 are obliquely arranged, the telescopic end of the first electric telescopic push rod 9 is connected with a connecting plate 10, two ear picking frames 16 are arranged on the connecting plate 10, the two ear picking frames 16 are symmetrically arranged about the axis of the first electric telescopic push rod 9, the middle part of each ear picking frame 16 is connected with the connecting plate 10 through a rotating shaft 17, the opposite end parts of the two ear picking frames 16 are respectively provided with an ear picking head 18, the opposite end parts of the two ear picking frames 16 are respectively connected with a traction branch line, each traction branch line is connected with one end of a traction line 22, a second motor 20 is arranged on the supporting plate 2, the output end of the second motor 20 is connected with a bobbin 21, the other end of the pulling wire 22 is connected to the bobbin 21, the pulling wire 22 is wound on the bobbin 21, the two opposite end portions of the ear picking frames 16 are respectively connected with an elastic spring 19, the elastic springs 19 and the pulling branch lines are respectively arranged on two sides of the ear picking frames 16, the connecting plate 10 is provided with an infrared distance measuring sensor 23, the two ear picking heads 18 are respectively provided with a first pressure sensor 24 and a second pressure sensor 25, when too much cerumen is accumulated in ears to be cleaned, the supporting plate 2 is placed beside the ears, the first electric telescopic push rod 9 is started to extend to drive the connecting plate 10 to extend into the inner sides of the ears, the infrared distance measuring sensors 23 detect that the connecting plate 10 is away from eardrums in the external auditory canals of the ears to a certain distance, the first electric telescopic push rod 9 stops extending, meanwhile, the second motor 20 is started to enable the pulling wire 22 to be wound on the outer side of the bobbin 21, the elastic spring 19 is lengthened, so that the ear picking frame 16 can rotate for a certain angle, the ear picking head 18 on the ear picking frame 16 is in contact with the side wall of the external auditory canal of the ear, once the pressure value sensed by one of the first pressure sensor 24 or the second pressure sensor 25 reaches a set value, the second motor 20 stops operating, and the first electric telescopic push rod 9 starts to contract so as to clean earwax on the side wall of the external auditory canal of the ear; the first pressure sensor 24 and the second pressure sensor 25 detect the pressure values of the ear picking head 18 and the tissues of the ear external auditory canal in real time; when the pressure value is too small, the second motor 20 is controlled to operate, and the traction wire 22 is wound on the outer side of the bobbin 21, so that the two lug picking frames 16 are expanded; when the pressure value is too large, the second motor 20 is controlled to operate, the traction wire 22 wound on the bobbin 21 releases the winding on the outer side of the bobbin 21, and the two earpick frames 16 are retracted.

In order to improve the automation degree of the device, when too much cerumen is accumulated in the ear to be cleaned, the support plate 2 is placed beside the ear to enable the first electric telescopic push rod 9 to face the external auditory canal, the device can rotate to clean the cerumen in the external auditory canal, a power supply and a control switch are arranged on the support plate 2, the power supply, the control switch and the time-delay disconnection normally closed contact of the infrared distance measuring sensor 23 are connected with the first electric telescopic push rod 9 in series, the normally open contact of the infrared distance measuring sensor 23, the second motor 20 and the normally closed contact of the first pressure sensor 24 are connected into a first circuit, the normally closed contact of the second pressure sensor 25 are connected with the two ends of the normally closed contact of the first pressure sensor 24 in parallel, one end of the first circuit is connected to an access point between the control switch and the time-delay disconnection normally closed contact of the infrared distance measuring sensor 23, the other end of the first circuit is connected to an access point between the first electric telescopic push rod 9 and the power supply, when too much cerumen is accumulated in the ear to be cleaned, the support plate 2 is placed beside the ear, the control switch is pressed, at the moment, the normally closed contact of the infrared distance measuring sensor 23 is still in a normally closed state, so that the first electric telescopic push rod 9 is powered on and started, the first electric telescopic push rod 9 extends to drive the connecting plate 10 to extend into the inner side of the ear, after the infrared distance measuring sensor 23 detects that the connecting plate 10 is away from the eardrum in the external auditory canal of the ear for a certain distance, the normally closed contact of the infrared distance measuring sensor 23 is delayed for a period and then disconnected, the first electric telescopic push rod 9 is not disconnected by the normally closed contact of the infrared distance measuring sensor 23 and still extends, the normally open contact of the infrared distance measuring sensor 23 is immediately closed, so that the second motor 20 is powered on, the second motor 20 is started to drive the bobbin 21 to rotate, so that the traction wire 22 is wound on the bobbin 21, the elastic spring 19 is lengthened, the ear picking frame 16 rotates for a certain angle, the ear picking head 18 on the ear picking frame 16 is in contact with the side wall of the external auditory canal of an ear, once the pressure value sensed by one of the first pressure sensor 24 or the second pressure sensor 25 reaches a set value, the normally closed contact of the first pressure sensor 24 or the normally closed contact of the second pressure sensor 25 is disconnected, the second motor 20 stops operating, the normally closed contact of the infrared distance measuring sensor 23 is disconnected in a delayed disconnection mode, and the first electric telescopic push rod 9 starts to contract to clean earwax on the side wall of the external auditory canal of the ear; the first pressure sensor 24 and the second pressure sensor 25 detect the pressure values of the ear picking head 18 and the tissues of the ear external auditory canal in real time; when the pressure value is too small, the second motor 20 is controlled to operate, and the traction wire 22 is wound on the outer side of the bobbin 21, so that the two lug picking frames 16 are expanded; when the pressure value is too large, the second motor 20 is controlled to operate, the traction wire 22 wound on the bobbin 21 releases the winding on the outer side of the bobbin 21, and the two earpick frames 16 are retracted.

For the convenience of liberating both hands in the earwax of needs clearance ear, can not use the hand to support this device clearance earwax, 2 one sides of backup pad articulate has mount 1, 2 opposite sides of backup pad are connected mount 1 through fixed subassembly 3, mount 1 is the arc, can overlap 1 covers of mount on the external ear to make in backup pad 2 first electric telescopic push rod 9 set up with external auditory canal in opposite directions, then fix mount 1 and backup pad 2 on the ear through fixed subassembly 3, the earwax in this device self-cleaning ear of being convenient for has liberated both hands.

In order to fix the supporting plate 2 and the fixing frame 1, the supporting plate 2 is fixed on ears conveniently, the fixing component 3 comprises a sub-connecting piece arranged on the supporting plate 2, and a female connecting piece connected with the sub-connecting piece in a matched mode is arranged on the fixing frame 1.

For the convenience of this device fix this device of back automatic start clean the earwax in the ear on the ear, the son connecting piece is the draw-in groove, female connecting piece is the fixture block, control switch sets up on fixed subassembly 3, control switch is including setting up first electricity connection piece in the draw-in groove, the fixture block tip be provided with first electricity connection piece matched with second electricity connection piece, after first electricity connection piece is connected with second electricity connection piece electricity, control switch directly is opened, and this device of being convenient for carries out cleaning to the earwax in the ear, has improved cleaning efficiency.

In order to facilitate the control of the connection plate 10 to rotate, so that the ear picking head 18 on the connection plate 10 can comprehensively clean the ear external auditory canal in all directions, the rotating assembly comprises a first motor 4 arranged on the support plate 2, the output end of the first motor 4 is connected with a first rotating shaft 5, a first gear 6 is sleeved on the first rotating shaft 5, one side of the first gear 6 is meshed with a second gear 7, the diameter of the second gear 7 is larger than that of the first gear 6, so that the second gear 7 does not rotate too fast when the first motor 4 rotates fast, people can adjust the rotating angle of the connection plate 10 conveniently, a connection rod 8 connected with the support plate 2 is connected to the middle position of the second gear 7 in a penetrating manner, and the support plate 2 is connected with the first electric telescopic push rod 9 through the connection rod 8, first motor 4 drives first gear 6 after starting and rotates for the second gear 7 of first gear 6 one side meshing rotates, thereby drives first electronic flexible push rod 9 and connecting plate 10 and rotates, makes the ear of drawing 18 on the connecting plate 10 can be comprehensive carry out the cleaning of full aspect to ear external auditory canal.

In order to control the rotation of the ear picking frame 16, the connecting plate 10 is provided with a chute 11, a slide block is connected in the slide groove 11 in a sliding way, a limiting groove 13 is arranged on the upper surface of the slide block, the limiting groove 13 is circular, two limiting blocks 15 are connected in the limiting groove 13 in a sliding way, the limiting blocks 15 are in a moon-arc shape, one sides of the two limiting blocks 15 are respectively matched and connected with the ear picking frames 16, two sides of the limiting groove 13 are provided with through holes 14 for the ear picking frames 16 to penetrate through, the end parts of the two ear picking frames 16 which are oppositely arranged are matched and connected with the two limiting blocks 15, the ear picking frame 16 is connected with the elastic spring 19 through the sliding block 12, the ear picking frame 16 is connected with the traction branch line through the sliding block 12, one side of the sliding block 12 is connected with the elastic spring 19, and the other side of the sliding block 12 is connected with the traction branch line.

In order to facilitate rapid cleaning of earwax in the external ear canal, a suction fan is arranged on the supporting plate 2, a suction inlet of the suction fan is positioned on one side of the first electric telescopic push rod 9, and the suction fan is started to facilitate sucking of earwax scraped from the external ear canal out of the external ear canal.

In order to facilitate rapid cleaning of earwax in the ear external auditory canal, the power supply, the suction fan and the normally open contact of the second motor 20 are connected, the two ends of the normally open contact of the second motor 20 are connected in parallel with the normally open contact of the first pressure sensor 24, the two ends of the normally open contact of the second motor 20 are connected in parallel with the normally open contact of the second pressure sensor 25, after the second motor 20 is started, the normally open contact of the second motor 20 is closed to enable the suction fan to be powered on, if the second motor 20 is stopped to be started, if the first pressure sensor 24 or the first pressure sensor 24 detects that the pressure reaches a set pressure value, the normally open contact of the first pressure sensor 24 or the normally open contact of the second pressure sensor 25 is closed, so that the suction fan is continuously powered on to be started, and rapid cleaning of earwax in the ear external auditory canal is achieved.

Because the traditional earpick is low in cleaning efficiency, inconvenient to operate, potential safety hazards exist and the like, the invention is convenient to improve the earwax cleaning efficiency, convenient and fast to operate and reduces the potential safety hazards, when too much earwax is accumulated in ears to be cleaned, the supporting plate 2 is placed beside the ears, the fixing frame 1 can be sleeved on the outer ears, the first electric telescopic push rod 9 in the supporting plate 2 is oppositely arranged with the outer auditory canal, then the fixing frame 1 and the supporting plate 2 are fixed on the ears through the fixing component 3, the device is convenient to automatically clean the earwax in the ears, hands are liberated, when the first electric connecting sheet on the fixing component 3 is electrically connected with the second electric connecting sheet, the control switch is directly opened, the time-delay disconnection normally-closed contact of the infrared distance measuring sensor 23 is still in a normally-closed state, so that the first electric telescopic push rod 9 is electrically started, the first electric telescopic push rod 9 extends to drive the connecting plate 10 to extend into the inner side of an ear, after the infrared distance measuring sensor 23 detects that the connecting plate 10 is away from the eardrum in the external auditory canal of the ear for a certain distance, the normally closed contact of the infrared distance measuring sensor 23 is delayed for a period of time and then is disconnected, the normally closed contact of the infrared distance measuring sensor 23 is not disconnected, the first electric telescopic push rod 9 is still extended, the normally open contact of the infrared distance measuring sensor 23 is closed immediately, the second motor 20 is powered on, the second motor 20 is started to drive the bobbin 21 to rotate, the pull wire 22 is wound on the bobbin 21, the elastic spring 19 is lengthened, the ear picking frame 16 is convenient to rotate for a certain angle, the ear picking head 18 on the ear picking frame 16 is in contact with the side wall of the external auditory canal of the ear, once the pressure value of one of the first pressure sensor 24 or the second pressure sensor 25 reaches a set value, the normally closed contact of the first pressure sensor 24 or the normally closed contact of the second pressure sensor 25 is opened, so that the second motor 20 stops running, the normally closed contact of the infrared distance measuring sensor 23 is opened in a delayed opening mode, and the first electric telescopic push rod 9 starts to contract to clean earwax on the side wall of the ear and the external auditory canal; the first pressure sensor 24 and the second pressure sensor 25 detect the pressure values of the ear picking head 18 and the tissues of the ear external auditory canal in real time; when the pressure value is too small, the second motor 20 is controlled to operate, and the traction wire 22 is wound on the outer side of the bobbin 21, so that the two lug picking frames 16 are expanded; when the pressure value is too large, the second motor 20 is controlled to operate, the traction wire 22 wound on the bobbin 21 loosens the winding on the outer side of the bobbin 21, and the two lug picking frames 16 are retracted; after second motor 20 starts, the normally open contact of second motor 20 is closed and is made the suction fan to get the electricity start, if second motor 20 stops to start the back, if first pressure sensor 24 or first pressure sensor 24 detect pressure and reach the set pressure value, the normally open contact of first pressure sensor 24 or second pressure sensor 25 normally open contact are closed for the suction fan lasts to get the electricity start, absorbs the clearance fast to the earwax in the ear external auditory canal.

Those of ordinary skill in the art will understand that: the discussion of any embodiment above is meant to be exemplary only, and is not intended to intimate that the scope of the disclosure, including the claims, is limited to these examples; within the idea of the invention, also features in the above embodiments or in different embodiments may be combined, steps may be implemented in any order, and there are many other variations of the different aspects of the invention as described above, which are not provided in detail for the sake of brevity.

In addition, well known power/ground connections to Integrated Circuit (IC) chips and other components may or may not be shown within the provided figures for simplicity of illustration and discussion, and so as not to obscure the invention. Furthermore, devices may be shown in block diagram form in order to avoid obscuring the invention, and also in view of the fact that specifics with respect to implementation of such block diagram devices are highly dependent upon the platform within which the present invention is to be implemented (i.e., specifics should be well within purview of one skilled in the art). Where specific details (e.g., circuits) are set forth in order to describe example embodiments of the invention, it should be apparent to one skilled in the art that the invention can be practiced without, or with variation of, these specific details. Accordingly, the description is to be regarded as illustrative instead of restrictive.

While the present invention has been described in conjunction with specific embodiments thereof, many alternatives, modifications, and variations of these embodiments will be apparent to those of ordinary skill in the art in light of the foregoing description. For example, other memory architectures (e.g., dynamic ram (dram)) may use the discussed embodiments.

The embodiments of the invention are intended to embrace all such alternatives, modifications and variances that fall within the broad scope of the appended claims. Therefore, any omissions, modifications, substitutions, improvements and the like that may be made without departing from the spirit and principles of the invention are intended to be included within the scope of the invention.

Claims

1. The ear cleaning device is characterized by comprising a supporting plate (2), wherein a rotating assembly is arranged on the supporting plate (2), the rotating assembly is connected with a first electric telescopic push rod (9) in a transmission manner, the first electric telescopic push rod (9) and the supporting plate (2) are obliquely arranged, a telescopic end of the first electric telescopic push rod (9) is connected with a connecting plate (10), two ear digging frames (16) are arranged on the connecting plate (10), the two ear digging frames (16) are symmetrically arranged relative to the axis of the connecting plate (10), a sliding groove (11) is formed in the connecting plate (10), a sliding block is slidably connected in the sliding groove (11), the middle part of each ear digging frame (16) is connected with the connecting plate (10) through a rotating shaft (17), and the end parts, which are oppositely arranged, of the two ear digging frames (16) are provided with ear digging heads (18), two draw the tip that ear frame (16) set up in opposite directions all with the slider is connected, the one end of slider is connected with two and pulls the branch line, every it all is connected with pull wire (22) one end to pull the branch line, be provided with second motor (20) on backup pad (2), the output of second motor (20) is connected with spool (21), connect on spool (21) pull wire (22) the other end, pull wire (22) winding is in on spool (21), the other end of slider is connected with elastic spring (19), be provided with infrared distance measuring sensor (23) on connecting plate (10), two draw and be provided with first pressure sensor (24) and second pressure sensor (25) on ear head (18) respectively.

2. An ear cleaning device as claimed in claim 1, characterized in that the support plate (2) is provided with a power supply and control switch, the power supply, the control switch, the time-delay disconnection normally closed contact of the infrared distance measuring sensor (23) and the first electric telescopic push rod (9) are connected in series, the normally open contact of the infrared distance measuring sensor (23), the normally closed contact of the second motor (20) and the normally closed contact of the first pressure sensor (24) are connected into a first circuit, one end of the first line is connected to an access point between the control switch and a normally closed contact of the infrared distance measuring sensor (23) for time-delay disconnection, the other end of the first line is connected to an access point between a first electric telescopic push rod (9) and the power supply, and both ends of the normally closed contact of the first pressure sensor (24) are connected with the normally closed contact of the second pressure sensor (25) in parallel.

3. An ear cleaning device as claimed in claim 2, characterized in that one side of the support plate (2) is hinged to a holder (1), the other side of the support plate (2) is connected to the holder (1) via a fixing member (3), and the holder (1) is arc-shaped.

4. An ear cleaning device as claimed in claim 3, characterized in that the fixing element (3) comprises a male connecting part arranged on the support plate (2), and the holder (1) is provided with a female connecting part which is in a fitting connection with the male connecting part.

5. An ear cleaning device according to claim 4, characterized in that said sub-connector is a slot, said female connector is a block, said control switch is disposed on said fixing member (3), said control switch comprises a first electrical connector disposed in said slot, and a second electrical connector disposed at an end of said block and engaged with said first electrical connector.

6. An ear cleaning device according to claim 1 or 2, characterized in that the rotating assembly comprises a first motor (4) arranged on the support plate (2), the output end of the first motor (4) is connected with a first rotating shaft (5), a first gear (6) is sleeved on the first rotating shaft (5), a second gear (7) is engaged and connected to one side of the first gear (6), the diameter of the second gear (7) is larger than that of the first gear (6), a connecting rod (8) connected with the support plate (2) is connected to the middle position of the second gear (7) in a penetrating manner, and the support plate (2) and the first electric telescopic push rod (9) are connected through the connecting rod (8).

7. An ear cleaning device according to claim 1 or 2, characterized in that the upper surface of the slider is provided with a limiting groove (13), the limiting groove (13) is circular, two limiting blocks (15) are slidably connected in the limiting groove (13), the limiting blocks (15) are in the shape of a moon-arc, the two limiting blocks (15) are respectively arranged in cooperation with the opposite ends of the two ear picking frames (16), the ear picking frames (16) are connected with the elastic spring (19) through the slider (12), and the ear picking frames (16) are connected with the traction branch line through the slider (12).

8. An ear cleaning device according to claim 2, characterized in that a suction fan is arranged on the support plate (2), and the suction inlet of the suction fan is located at one side of the first electric telescopic push rod (9).

9. An ear cleaning device according to claim 8, characterized in that the power source, the suction fan and the normally open contacts of the second motor (20) are connected, both ends of the normally open contacts of the second motor (20) are connected in parallel with the normally open contacts of the first pressure sensor (24), and both ends of the normally open contacts of the second motor (20) are connected in parallel with the normally open contacts of the second pressure sensor (25).