KR101660715B1 - Bellows type round window driving vibrator comprising fixing device - Google Patents

Bellows type round window driving vibrator comprising fixing device Download PDF

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Publication number
KR101660715B1
KR101660715B1 KR1020150081387A KR20150081387A KR101660715B1 KR 101660715 B1 KR101660715 B1 KR 101660715B1 KR 1020150081387 A KR1020150081387 A KR 1020150081387A KR 20150081387 A KR20150081387 A KR 20150081387A KR 101660715 B1 KR101660715 B1 KR 101660715B1
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KR
South Korea
Prior art keywords
main body
vibration
bellows
sectional area
cross
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KR1020150081387A
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Korean (ko)
Inventor
조진호
신동호
이정현
정의성
임형규
성기웅
Original Assignee
경북대학교 산학협력단
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Publication of KR101660715B1 publication Critical patent/KR101660715B1/en

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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R25/00—Deaf-aid sets, i.e. electro-acoustic or electro-mechanical hearing aids; Electric tinnitus maskers providing an auditory perception
    • H04R25/60—Mounting or interconnection of hearing aid parts, e.g. inside tips, housings or to ossicles
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R25/00—Deaf-aid sets, i.e. electro-acoustic or electro-mechanical hearing aids; Electric tinnitus maskers providing an auditory perception
    • H04R25/60—Mounting or interconnection of hearing aid parts, e.g. inside tips, housings or to ossicles
    • H04R25/604—Mounting or interconnection of hearing aid parts, e.g. inside tips, housings or to ossicles of acoustic or vibrational transducers
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R25/00—Deaf-aid sets, i.e. electro-acoustic or electro-mechanical hearing aids; Electric tinnitus maskers providing an auditory perception
    • H04R25/60—Mounting or interconnection of hearing aid parts, e.g. inside tips, housings or to ossicles
    • H04R25/604—Mounting or interconnection of hearing aid parts, e.g. inside tips, housings or to ossicles of acoustic or vibrational transducers
    • H04R25/606—Mounting or interconnection of hearing aid parts, e.g. inside tips, housings or to ossicles of acoustic or vibrational transducers acting directly on the eardrum, the ossicles or the skull, e.g. mastoid, tooth, maxillary or mandibular bone, or mechanically stimulating the cochlea, e.g. at the oval window

Abstract

Disclosed is a round window driving vibrator. The vibrator includes a main body which has a penetration groove at an end thereof, a vibration generation member located in the main body, and a bellows which has an end connected to the end of the main body having the penetration groove and the other end connected to the end of a permanent magnet through the penetration groove. The cross section of the bellows vertical to a vibration direction may be formed to be smaller than the cross section of the main body vertical to the vibration direction. Accordingly, acoustic vibration energy is more efficiently transmitted to a round window. So, the loss of the acoustic vibration energy can be prevented.

Description

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a vibrating bulb type window driving vibrator having a fixed mechanism,

Field of the Invention [0002] The present invention relates to a driving window vibrator, and more particularly, to a window driving vibrator for transmitting acoustic vibration energy to a window window.

The world is developing into an aging society due to low fertility and extended life span, and the number of people with hearing loss is increasing as the frequency of exposure to noise in everyday life increases.

Hearing aids that compensate for the hearing loss of these hearing impaired patients can be classified into external mounting type and internal implantation type depending on the degree of hearing loss and installation position of the user. Although the external mounting type can be simply mounted on the auricle of the external ear, it has a disadvantage that it can not satisfy the performance specifications required for a high degree of hearing loss.

Therefore, an internal implantable hearing aid is suitable for severe hearing loss, which can be classified as an implantable artificial heart replacing the middle ear or an implantable artificial ear replacing the ear.

Particularly, the semitransplanted artificial heart is placed in the lateral temporal bone of the body, the body cavity is located in the floor of the body, and the permanent magnet composed of the extracorporeal body and the body is used to easily wear the hearing aid. Unlike conventional hearing aids that are inserted into the ear canal or placed behind the ear, they are placed in the temporal position behind the ear covering the ear and are not visible to others. In addition, it is possible to receive the sound of the hearing aid in the state that the ear canal is always open, and the sound quality is very excellent, so that the speech recognition ability can be remarkably improved.

However, it is not easy to perform the procedure because the size of the opening is smaller than that of the original window, and the facial nerve passes directly under the window. When the vibrating body is provided with the bellows and transmits the acoustic vibration energy to the window through the bellows, the structure of the vibrating body capable of transmitting vibration to the window window membrane without loss of acoustic vibration energy due to friction outside the bellows is very important.

Further, there is a problem that the vibrating body is not completely fixed in the window, but the position is changed according to the movement of the user, and a structure for fixing the vibrating body to the window is also considered.

SUMMARY OF THE INVENTION The present invention has been made to solve the above-mentioned problems, and it is an object of the present invention to provide a vane drive vibrating body which prevents the rim of the bellows from touching the surrounding bones and transmits the acoustic vibration energy without loss.

According to an aspect of the present invention, there is provided a window driving vibration body, comprising: a body having a through groove formed at one end thereof; a vibration generating member disposed within the body; And the other end is connected to one end of the permanent magnet through the through-hole to vibrate so that the cross-sectional area of the bellows perpendicular to the vibration direction is smaller than the cross-sectional area of the main body perpendicular to the vibration direction .

The apparatus may further include at least one fixing member disposed along the other end and the outer circumferential surface of the body to fix the body to the window, wherein the at least one fixing member may be in the form of a tooth adjacent to the window.

And, it may further include a connecting member for connecting at least two fixing members.

The main body may further include at least one elastic member having one side coupled to the outer peripheral surface of the main body in the vibrating direction, and the at least one elastic member may have one side coupled to the outer peripheral surface of the main body, So that the main body can have an elastic force to fix the main body to the window.

A supporting member made of an elastic material and surrounding the outer peripheral surface of the main body,

And at least one insertion member disposed between the main body and the support member, wherein the at least one insertion member widens an interval between the main body and the support member so that the main body can have elasticity so as to be fixed to the main window .

Further, the support member may include at least one cut surface in the vibrating direction.

The housing member may further include a frusto-conical housing member having a screw thread on a side surface thereof, and the housing member may be formed with a hollow space penetrating the upper surface and the lower surface so as to surround the body adjacent thereto.

In addition, the housing member may include at least two grooves on the bottom surface thereof.

The wedge member may further include a wedge member for fixing the main body to the housing member using the at least two grooves.

The vibration generating member may further include a coil member disposed inside the body and wound to surround the outer circumferential surface of the vibration generating member, wherein the vibration generating member may be a permanent magnet of a three-pole type.

The first coil and the second coil may be arranged such that current directions are opposite to each other. The first coil and the second coil are wound around a central portion of the permanent magnet and a second coil wound on the upper and lower portions of the permanent magnet, respectively. have.

The apparatus may further include a vibration transmitting member that connects one end of the permanent magnet and the other end of the bellows, and transmits the vibration generated by the permanent magnet to the bellows.

And a vibration control member for connecting the other end of the permanent magnet to the other end of the main body.

The vibration generating member may be a piezoelectric vibrating member.

The piezoelectric vibrating member may further include a vibration transmitting member that connects one end of the piezoelectric vibrating member to the other end of the bellows and transmits vibration generated by the piezoelectric vibrating member to the bellows.

The piezoelectric vibrating member may further include a buffer member disposed between the other end of the piezoelectric vibrating member and the other end of the main body, for buffering the vibration of the piezoelectric vibrating member.

According to various embodiments of the present invention as described above, the vane drive vibrating body is manufactured such that the cross-sectional area of the bellows is smaller than the cross-sectional area of the main body, and the rim of the bellows is spaced from the surrounding bones to transmit the acoustic vibration energy without loss.

FIG. 1 is a view illustrating a semi-artificial artificial middle ear according to an embodiment of the present invention.
Fig. 2 is a view showing a problem and an improved structure when a vibrating body is transplanted into a garden window.
3 is a view showing a structure of a vibrating body according to an embodiment of the present invention.
4 is a view illustrating a fixing member for fixing a vibrating body according to an embodiment of the present invention.
5 is a view for explaining an elastic member for fixing a vibrating body according to an embodiment of the present invention.
6 is a view for explaining a support member and an insertion member for fixing a vibrating body according to an embodiment of the present invention.
7 is a view for explaining a housing member and a wedge member for fixing a vibrating body according to an embodiment of the present invention.

Hereinafter, the present invention will be described in detail with reference to the accompanying drawings.

FIG. 1 is a view illustrating a semi-artificial artificial middle ear according to an embodiment of the present invention. As shown in Fig. 1, the semi-implantable artificial ear includes an extracorporeal device 10 and an internal body 20.

The extracorporeal device 10 includes a front microphone 11, a side microphone 12, a hearing aid chip 13, a charging battery 14, a communication port 15, a permanent magnet 16 and an extracorporeal coil 17 can do.

The front microphone 11 and the side microphone 12 receive and amplify acoustic signals. The location identification capability of the user can be improved by using a plurality of microphones. Although only two microphones are shown in FIG. 1, this is merely an example and three or more microphones may be used.

The hearing aid chip 13 amplifies the acoustic signal inputted from the microphone and converts it into a delta sigma modulated waveform so as to pass through an appropriate transmission signal processing circuit. However, this is merely an embodiment, and any configuration capable of generating a signal of a different form than a delta sigma modulated waveform is also possible.

Further, the hearing aid chip 13 may include a regulator. The regulator can change the input voltage to the voltage required by the hearing aid chip. In addition, the hearing aid chip 13 may include a charging circuit for charging the rechargeable battery 14 to be described later.

The rechargeable battery 14 can supply a voltage to the extracorporeal device 10. [ The rechargeable battery 14 may be a 3.7V lithium ion battery. However, this is merely an example, and it may be a battery having a different voltage value, or a different kind of secondary battery or a primary battery. The charging battery 14 can be charged by a hearing aid chip 13 having a charging circuit.

The communication port 15 can be connected to an external device to upgrade the software module of the extracorporeal device 10. For example, the communication port 15 can be used to change the performance according to the degree of hearing loss of the user.

Further, the communication port 15 can be connected to an external power source to charge the rechargeable battery 14. For example, the user can store or charge the extracorporeal device 10 at a sleeping position or when the hearing aid is not needed, by releasing it from the fixed position of the temporal lobe.

The permanent magnets 16 can be fixed to the permanent magnets 21 of the body 20 by mutual attraction.

The extracorporeal coil 17 can transmit the delta sigma signal generated by the hearing aid chip 13 to the body 20. However, this is merely an embodiment, and it is also possible to transmit signals of other types than delta sigma signals.

The body 20 may include a permanent magnet 21, an in-body coil 22, a decoder 23, and a vibrating body 100.

The permanent magnet (21) can be fixed to the permanent magnet (16) of the extracorporeal device (10) by mutual attraction. The extracorporeal coil 17 of the extracorporeal device 10 and the in-vivo coils 22 of the intracorporeal device 20 are separated from each other due to the skin but can be fixed by a plurality of permanent magnets.

The in-body coil 22 receives the delta sigma signal from the extracorporeal coil 17 and transmits it to the decoder 23.

The decoder 23 can demodulate the delta sigma signal and input it to the oscillator 100. [

The vibrating body (100) generates vibration according to a signal inputted from the decoder (23). The vibrating body (100) is implanted in the window and is capable of vibrating to transmit the acoustic vibration energy. The vibrating body 100 may be a three-coil bellows transducer (TCBT) vibrating body, but is not limited thereto and may be any device capable of causing vibration. The specific structure of the vibrating body 100 will be described later.

The connection line (not shown) may connect the in-vivo coil 22 and the vibrating body 100 to transmit a signal generated from the in-vivo coil 22 to the vibrating body 100.

All of the semi-implanted artificial ear structures described above can be made of biocompatible materials. Hereinafter, a semi-implantable artificial middle ear vibrator will be described in detail with reference to Figs. 2 to 7. Fig.

Fig. 2 is a view showing a problem and an improved structure when the vibrating body 100 is implanted in a garden window.

FIG. 2A shows a general view of a vibrating body 100 implanted in a window. The rim of the bellows of the vibrating body 100 is in contact with the surrounding bone, thereby causing energy loss. That is, when the structure of the vibrating body 100 of FIG. 2A is used, loss of acoustic vibration energy may occur and the efficiency may decrease.

FIG. 2B illustrates the shape of the bellows 120 according to an embodiment of the present invention. The vibrating body 100 includes a main body 110 and a bellows 120 and the bellows 120 can be formed to have a cross sectional area that is smaller than a cross sectional area of the main body 110 perpendicular to a direction in which a cross- have. Here, the vibration direction is a direction in which the main body 110 of the vibrating body 100 and the bellows 120 are connected.

The cross-sectional area of the bellows 120 is made small so that vibrations can be achieved without touching the bones at the time of vibration. Thereby, energy can be transferred to the membrane of the window without causing loss of acoustic vibration energy.

3 is a view showing a structure of a vibrating body 100 according to an embodiment of the present invention.

3A is a view for explaining the use of a three-pole type permanent magnet 130-1 as a vibration generating member, and FIG. 3B is a view for explaining the use of a three- Is used as the piezoelectric vibrating member 130-2.

3A, the vibrating body 100 includes a main body 110 having a through-hole formed at one end thereof, a permanent magnet 130-1 of a three-pole type located within the main body 110, The bellows 120 is connected to one end of the permanent magnet 130-1 and the other end is connected to one end of the permanent magnet 130-1 through a through groove. The bellows 120 is disposed inside the main body 110, And the bellows 120 may be formed to have a cross-sectional area perpendicular to the direction in which the bellows 120 is smaller than a cross-sectional area of the body 110 perpendicular to a direction in which the bellows 120 vibrates.

The main body 110 may have a columnar shape, and a through groove may be formed at one end thereof. One end where the through hole is formed may be connected to the bellows 120 and the permanent magnet 130-1 located inside the main body 110 may be connected through the through hole. However, this is merely an example, and it may be in the form of a horn or a truncated cone instead of a column. Although the main body 110 and the bellows 120 are described as being separate from each other, they may be continuously connected to each other.

One end of the bellows 120 is connected to one end of the main body 110 and the cross-sectional area of the bellows 120 may be smaller than the cross-sectional area of the main body 110. The other end of the bellows 120 is connected to the permanent magnet 130-1 and is vibrated.

The permanent magnets 130-1 may be a pair of magnets coupled so that the same polarity faces each other. Although shown in FIG. 3A as being connected with the polarity of N S S N, this is only an example and may be connected with the polarity of S N N S. The permanent magnet 130-1 may also be in the form of a column, but it is not limited thereto and may be in various forms.

One end of the permanent magnet 130-1 may be connected to the other end of the bellows 120 using the vibration transmitting member 310 and may transmit acoustic vibration energy to the bellows 120. [

The vibration transmitting member 310 may be formed of a rigid material to efficiently transmit the vibration of the permanent magnet 130-1. However, this is merely an example, and the vibration transmitting member 310 may be formed of an elastic material or the like.

The vibration control member 320 may connect the other end of the permanent magnet 130-1 and the other end of the main body 110. [ The vibration control member 320 may be formed of a rigid material or an elastic material, but is not limited thereto and may be formed of various materials.

The coil member may be disposed inside the body, but this is only an example. For example, the coil member may be arranged in contact with the inner peripheral surface of the main body. Further, the coil member may be disposed so as to be spaced apart from the permanent magnet 130-1.

The coil member is composed of a first coil wound on a central portion of the permanent magnet 130-1 and a second coil wound on the upper and lower portions of the permanent magnet 130-1 and the first coil and the second coil are wound in a current direction May be disposed opposite to each other. The driving directions of the vibrating bodies can be increased by arranging the current directions alternately.

A force may be generated by a magnetic field generated by the permanent magnet 130-1 and a current flowing through the coil member. The direction of the generated force can be judged according to the left hand rule of phamming. However, since this point is not a technical feature in the present invention, a detailed description thereof will be omitted.

The generated force can cause the permanent magnet 130-1 to vibrate in the direction in which the body 110 and the bellows 120 are connected. The vibrating force of the permanent magnet 130-1 can be transmitted to the bellows 120 through the vibration transmitting member 310 and transmitted to the membrane of the window.

3B, the vibrating body 100 includes a main body 110 having a through-hole formed at one end thereof, a piezoelectric vibrating member 130-2 disposed within the main body 110, And the other end of the bellows 120 is connected to one end of the piezoelectric vibrating member 130-2 through a through groove so as to vibrate. The bellows 120 is perpendicular to the direction in which the cross- Sectional area of the main body 110. [0064] Details of the components shown in FIG. 3B that overlap with those shown in FIG. 3A will not be described in detail.

The piezoelectric vibrating member 130-2 is a member that generates mechanical vibration when a voltage is applied. The piezoelectric vibrating member 146 can be either a single crystal or a laminate. The piezoelectric vibrating member 130-2 may also be in the form of a column, but it is not limited thereto and may be in various forms.

One end of the piezoelectric vibrating member 130-2 can be connected to the other end of the bellows 120 using the vibration transmitting member 310 and can transmit the acoustic vibration energy to the bellows 120. [

The buffer member 330 is disposed between the other end of the piezoelectric oscillating member 130-2 and the other end of the main body 110 and can function to buffer the vibration of the piezoelectric oscillating member 130-2.

The vibrating force of the piezoelectric vibrating member 130-2 can be transmitted to the bellows 120 through the vibration transmitting member 310 and transmitted to the membrane of the window.

3A and 3B, the case where the permanent magnet 130-1 or the piezoelectric vibrating member 130-2 is used as the vibration generating member has been described. However, this is merely an embodiment and can be replaced with any other configuration as long as it can cause vibration.

The structure of the vibrating body 100 for transmitting the acoustic vibration energy to the membrane of the roof window without loss has been described above. Hereinafter, a structure for fixing the vibrating body 100 to a window glass will be described.

4 is a view for explaining a fixing member for fixing the vibrating body 100 according to an embodiment of the present invention.

4A, the vibrating body 100 includes at least one fixing member 410-1, 410-2, and 410-3 (not shown) disposed along the other end and the outer peripheral surface of the body 110 to fix the body 110 to the window ), And at least one of the fixing members (410-1, 410-2, 410-3) may be in the form of a tooth adjacent to the window.

The fixing member may not have a constant thickness. Accordingly, the vibrating body 100 can be fixed even if the size of the user's window is different. The fastening member may be in the form of an "a" to wrap around the other end and the peripheral surface of the body 110. However, this is merely an embodiment and may be of any other form.

In FIG. 4A, one surface of the fixing member is shown as being in a sawtooth shape, but this is only an example, and it is sufficient that the surface of the fixing member is made of a material having a high frictional force.

The fixing member may further include a connection member 420 for fixing the fixing member when the fixing member is plural. Although four fixing members 410-1, 410-2 and 410-3 are shown in Fig. 4A, this is only an embodiment and may constitute another number fixing member.

In FIG. 4A, the connecting member 420 is shown to penetrate the fixing member, but this is merely an example, and may be configured to surround the outside of the fixing member.

4B, three fixing members 410-1, 410-2, and 410-3 and a connecting member 420 can be coupled to the main body 110. As shown in FIG. Three fixing members 410-1, 410-2, and 410-3 and a connecting member 420 may be coupled to the main body 110 to be coupled to the window, but this is only an example. For example, a hole having a diameter slightly larger than the diameter of the vibrating body 100 is placed in the window, the vibrating body 100 is pushed in, and then a fixing member is inserted into the gap between the vibrating body 100 and the hole It is also possible to fix the vibrating body 100 by pushing it.

5 is a view for explaining an elastic member for fixing the vibrating body 100 according to an embodiment of the present invention.

5, the main body 110 further includes at least one elastic member 510-1, 510-2, 510-3 coupled to one side in the direction of oscillating on the outer peripheral surface of the main body 110, One elastic member 510-1, 510-2, and 510-3 is disposed on the outer circumferential surface of the main body 110 so that one side of the elastic member 510 is spaced apart from the main body 110 by an axis, Lt; / RTI >

5, three elastic members 510-1, 510-2 and 510-3 are shown connected to the main body 110, but the present invention is not limited thereto. For example, the elastic member may be more than one. In addition, although the shape of the elastic member is shown to be a streamlined rectangle, it may be any other shape. However, the portion where the hole to be implanted in the opening of the window and the elastic member can be constructed so as to have no sharp portion.

When the elastic member is pushed into the opening of the window in a folded state in contact with the main body 110 by using a mechanism such as a small tweezers, the vibrating body 100 can be fixed by elasticity.

6 is a view for explaining a support member and an insertion member for fixing the vibrating body 100 according to an embodiment of the present invention.

6, a supporting member 610 made of an elastic material surrounding the outer circumferential surface of the main body 110 and at least one insertion member 620-1, 620-2 disposed between the main body 110 and the supporting member 610 And at least one insertion member 620-1, 620-2, and 620-3 may extend the space between the main body 110 and the support member 610 so that the main body 110 may be separated from the main body 110 It is possible to have an elastic force to be fixed.

6, support member 610 is illustrated as being in the form of a circular discontinuous ring, but is not so limited, and may be in the form of a square ring. Although three insertion members 620-1, 620-2, and 620-3 are illustrated as being inserted between the main body 110 and the support member 610, the present invention is not limited thereto. For example, the insertion member may be more than one.

Further, the support member 610 may include at least one cut surface in the vibrating direction.

The support member 610 is first inserted into the window hole. When the support member 610 is elastic and has a cut surface and is discontinuous, it is brought into contact with the bone fragments of the hole of the window by elasticity. Then, the vibrating body 100 is inserted into the supporting member 610, and there may be a space between the vibrating body 100 and the supporting member 610. An insertion member may be inserted into the space to widen the interval between the vibrating body 100 and the supporting member 610. The insertion member may be a material having elasticity.

7 is a view for explaining a housing member 710 and wedge members 730-1 and 730-2 for fixing the vibrating body 100 according to an embodiment of the present invention.

7A, the housing member 710 further includes a truncated cone-shaped housing member 710 having a screw thread formed on its side surface. The housing member 710 may have a hollow space penetrating the upper surface and the lower surface to surround the body 110 adjacent thereto have. However, this is only an embodiment and may be other forms. Further, it may be made of a material having a large frictional force instead of a screw thread.

In addition, the housing member 710 may include at least two grooves 720-1, 720-2 on its underside.

7B, it may further comprise wedge members 730-1, 730-2 for securing the body 110 to the housing member 710 using at least two grooves 720-1, 720-2. have. The number of the wedge members may be equal to the number of the grooves.

The housing member 710 may first be installed in the window opening. 720-2 of the housing member 710 and the housing member 710 through a driver or the like by means of at least two grooves 720-1, 720-2 of the housing member 710. [ Can be adjusted.

The vibrating body 100 can be inserted into the housing member 710. The wedge members 730-1 and 730-2 can be used to fix the vibrating body 100 to the housing member 710. [

According to various embodiments of the present invention as described above, the vane drive vibrating body is manufactured such that the cross-sectional area of the bellows is smaller than the cross-sectional area of the main body, and the rim of the bellows is spaced from the surrounding bones to transmit the acoustic vibration energy without loss. In addition, according to various methods for fixing the vibrating body, it is possible to prevent the vibrating body from escaping from the window due to movement of the user.

10: extracorporeal device 11: front microphone
12: Side microphone 13: Hearing aid chip
14: Rechargeable battery 15: Communication port
16: permanent magnet 17: extracorporeal coil
20: Internal system 21: Permanent magnet
22: internal coil 23: decoder
100: Vibrating body 110: Body
120: Bellows 130-1: Three-pole type permanent magnet
130-2: Piezoelectric vibration member

Claims (16)

A body having a through groove formed at one end thereof;
A vibration generating member positioned in the main body;
A bellows having one end connected to one end of the through hole of the body and the other end connected to one end of the vibration generating member through the through hole to vibrate; And
And a vibration transmitting member which is connected to one end of the vibration generating member at one end and connected to the other end of the bellows through the through groove at the other end and transmits vibration generated by the vibration generating member to the bellows,
Wherein the bellows is formed such that a cross-sectional area perpendicular to the vibration direction is smaller than a cross-sectional area of the body perpendicular to the vibration direction,
Wherein the vibration transmitting member is formed such that a cross-sectional area perpendicular to the vibration direction is smaller than a cross-sectional area of the vibration generating member perpendicular to the vibration direction. A body having a through groove formed at one end thereof;
A vibration generating member positioned in the main body;
A bellows having one end connected to one end of the through hole of the body and the other end connected to one end of the vibration generating member through the through hole to vibrate; And
And at least one fixing member disposed along the other end and the outer peripheral surface of the main body to fix the main body to the window glass,
Wherein the bellows is formed such that a cross-sectional area perpendicular to the vibration direction is smaller than a cross-sectional area of the body perpendicular to the vibration direction,
Wherein at least one of the at least one fixing member has a saw-tooth shape on one side adjacent to the window. 3. The method of claim 2,
And a connecting member for connecting at least two fixing members. A body having a through groove formed at one end thereof;
A vibration generating member positioned in the main body; And
And a bellows having one end connected to one end of the main body through which the through hole is formed and the other end connected to one end of the vibration generating member through the through hole to vibrate,
The main body includes:
And at least one elastic member having one side coupled to the outer peripheral surface of the main body in the vibrating direction,
Wherein the at least one elastic member has an elastic force such that the main body is fixed to the window by extending a space between the at least one elastic member and the main body on one side coupled to the outer peripheral surface of the main body,
Wherein the bellows is formed such that a cross-sectional area perpendicular to the vibration direction is smaller than a cross-sectional area of the body perpendicular to the vibration direction. A body having a through groove formed at one end thereof;
A vibration generating member positioned in the main body;
A bellows having one end connected to one end of the through hole of the body and the other end connected to one end of the vibration generating member through the through hole to vibrate;
A support member surrounding the outer peripheral surface of the main body and made of an elastic body; And
And at least one insertion member disposed between the main body and the support member,
Wherein the bellows is formed such that a cross-sectional area perpendicular to the vibration direction is smaller than a cross-sectional area of the body perpendicular to the vibration direction,
Wherein the at least one insertion member has an elastic force to widen the distance between the main body and the support member so that the main body is fixed to the window window. 6. The method of claim 5,
Wherein the support member comprises at least one cut surface in the oscillating direction. A body having a through groove formed at one end thereof;
A vibration generating member positioned in the main body;
A bellows having one end connected to one end of the through hole of the body and the other end connected to one end of the vibration generating member through the through hole to vibrate; And
And a housing member in the form of a truncated cone having a screw thread on a side surface,
Wherein the bellows is formed such that a cross-sectional area perpendicular to the vibration direction is smaller than a cross-sectional area of the body perpendicular to the vibration direction,
Wherein the housing member is formed with an empty space passing through the upper surface and the lower surface so as to surround the main body adjacent to the main body. 8. The method of claim 7,
Wherein the housing member includes at least two grooves on the bottom surface thereof. 9. The method of claim 8,
And a wedge member for fixing the main body to the housing member using the at least two grooves. A body having a through groove formed at one end thereof;
A vibration generating member positioned in the main body;
A bellows having one end connected to one end of the through hole of the body and the other end connected to one end of the vibration generating member through the through hole to vibrate; And
And a coil member disposed inside the body and wound to surround the outer circumferential surface of the vibration generating member,
The vibration generating member is a three-pole type permanent magnet,
Wherein the bellows is formed such that a cross-sectional area perpendicular to the vibration direction is smaller than a cross-sectional area of the body perpendicular to the vibration direction. 11. The method of claim 10,
Wherein the coil member comprises:
A first coil wound around a center portion of the permanent magnet and a second coil wound around an upper portion and a lower portion of the permanent magnet, wherein the first coil and the second coil are arranged so that their current directions are opposite to each other Vibratory sieve driven by a window. delete 11. The method of claim 10,
And a vibration control member connecting the other end of the permanent magnet to the other end of the main body. The method according to claim 1,
Wherein the vibration generating member is a piezoelectric vibrating member. delete 15. The method of claim 14,
Further comprising: a buffer member disposed between the other end of the piezoelectric vibrating member and the other end of the main body, for buffering vibration of the piezoelectric vibrating member.
KR1020150081387A 2015-06-09 2015-06-09 Bellows type round window driving vibrator comprising fixing device KR101660715B1 (en)

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