CN209189183U - Ultrasonic transducer - Google Patents
Ultrasonic transducer Download PDFInfo
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- CN209189183U CN209189183U CN201821410238.1U CN201821410238U CN209189183U CN 209189183 U CN209189183 U CN 209189183U CN 201821410238 U CN201821410238 U CN 201821410238U CN 209189183 U CN209189183 U CN 209189183U
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- ultrasonic transducer
- vibration member
- transducer according
- ultrasonic
- runner assembly
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Abstract
The utility model provides a kind of ultrasonic transducer, belongs to ultrasonic technology field.The ultrasonic transducer of the utility model includes substrate, with multiple spaced first mounting holes；Vibration member, is used for external directional transmissions ultrasonic wave；Runner assembly comprising the first end and the second end being connected；The first end is fixedly connected with the vibration member, and the second end is arranged in first mounting hole, and is rotatablely connected with first mounting hole, and adjustment is connected to the position of the vibration member of first end, and changes the direction of the ultrasonic wave of its transmitting.
Description
Technical field
The utility model belongs to ultrasonic technology field, and in particular to a kind of ultrasonic transducer.
Background technique
High-strength focusing ultrasonic therapy technology is a kind of very promising non-invasive therapy technology, application day medically
It is beneficial extensive.On this basis, ultrasonic transducer has been greatly developed, and type is from earliest lens style focused energy converter
Development is existing Self-focusing transducer, varifocal phased transducer, array energy transducer etc..
However, utility model people has found that above-mentioned ultrasonic transducer has following problems: currently, being often used mechanical fortune
Device, phase array transducer are moved to be adjusted to the focal length of ultrasonic transducer used in high-strength focusing ultrasonic therapy.
However, since mechanical movement means volume is big, low-response and phase array transducer are at high cost, system complex, so that super
The Focussing step of acoustic wave transducer is sufficiently complex.
Therefore, to solve the problem above-mentioned, the utility model provides a kind of novel ultrasonic transducer.
Utility model content
The utility model aims to solve at least one of the technical problems existing in the prior art, provides a kind of Focussing more
For simple ultrasonic transducer.
Solving technical solution used by the utility model technical problem is a kind of ultrasonic transducer, comprising:
Substrate, with multiple spaced first mounting holes；
Vibration member, is used for external directional transmissions ultrasonic wave；
Runner assembly comprising the first end and the second end being connected；The first end and vibration member are fixed
Connection, the second end are arranged in first mounting hole, and are rotatablely connected with first mounting hole, and adjustment is connected to
The position of the vibration member of first end, and change the direction of the ultrasonic wave of its transmitting.
Preferably, further includes: driving assembly is connect with the runner assembly, for driving the runner assembly to turn
It is dynamic, to adjust the position of the vibration member.
Preferably, further includes: position sensor is connect with the driving component, for detecting the position of the vibration member
It sets, and according to preset position, sends and instruct to the driving component, so that the driving component drives the rotating group
Part movement.
Preferably, the position sensor includes: angular transducer.
Preferably, further include phase shifter, connect with the vibration member, for adjusting the first ultrasonic wave emitted of the vibration
Phase.
Preferably, multiple first mounting holes are divided into multiple groups, and the center of multiple first mounting holes in every group is located at
On one circle, multiple circles corresponding to multiple first mounting holes of difference group are concentric circles, and in the first mounting hole of group
Runner assembly first end and the second end between be equidistant.
Preferably, the center of multiple first mounting holes in every group is evenly distributed on corresponding circle.
Preferably, further include phase shifter, connect with the vibration member, for adjusting the first ultrasonic wave emitted of the vibration
Phase；Multiple vibration members corresponding to multiple first mounting holes in every group connect the same phase shifter.
Preferably, further includes: the substrate is arranged on the side of the vibration member, for dissipating in radiating subassembly
The heat generated except the vibration member.
Preferably, the radiating subassembly includes: semiconductor cooler.
Preferably, the second mounting hole is additionally provided on the substrate；
The ultrasonic transducer further include: Ultrasonic-B probe is arranged in second mounting hole.
Preferably, the substrate is planar substrates.
Preferably, the shape of the substrate is round or polygon.
Preferably, the runner assembly is bulb omnidirectional mechanism.
Preferably, the vibration member is piezoelectric vibrating element.
The utility model has the following beneficial effects:
Runner assembly is under the action of external force, when rotating in the first mounting hole, due in the utility model
Vibration member is fixedly connected with the first end of runner assembly, therefore member of shaking can also follow runner assembly to rotate together, at this time, it is evident that
, the position for member of shaking is changed, then, the direction of the ultrasonic wave emitted by vibration member necessarily can also change.?
If this is it should be noted that the ultrasonic wave that multiple vibration members in ultrasonic transducer emit comes together in a bit, which be can be described as
Focus, and the distance of the focus to substrate center's point is focal length.According to above-mentioned rotary principle, difference first is located at by rotation
Runner assembly in mounting hole, can be adjusted from the direction of ultrasonic wave that vibration member is emitted corresponding to different first mounting holes,
Namely focal position and the focal length of the ultrasonic transducer in adjustment the utility model.It can thus be seen that the utility model institute
The Focussing step of the ultrasonic transducer of offer is simple, and cost is relatively low.
Detailed description of the invention
Fig. 1 is the schematic diagram of the ultrasonic transducer of the embodiments of the present invention 1；
Fig. 2 is a kind of schematic diagram of substrate of the embodiments of the present invention 1；
Fig. 3 is the schematic diagram of another substrate of the embodiments of the present invention 1；
Wherein appended drawing reference are as follows: 1, focus；2, phase shifter；3, vibration member；4, runner assembly；5, substrate；6, the second mounting hole；
7, the first mounting hole；8, radiating subassembly.
Specific embodiment
It is with reference to the accompanying drawing and specific real to make those skilled in the art more fully understand the technical solution of the utility model
Mode is applied to be described in further detail the utility model.
Embodiment 1:
As shown in Figure 1, the present embodiment provides a kind of ultrasonic transducers, comprising: substrate 5, shake first 3, runner assembly 4；Its
In, substrate 5 has multiple spaced first mounting holes 7；Vibration member 3 is used for external directional transmissions ultrasonic wave；Runner assembly 4 wraps
Including the first end and the second end being connected, the first end of runner assembly 4 is fixedly connected with vibration member 3, and the of runner assembly 4
Two ends are arranged in the first mounting hole 7, and are rotatablely connected with the first mounting hole 7.
Specifically, runner assembly 4 is under the action of external force, when rotating in the first mounting hole 7, due to this implementation
Vibration member 3 in example is fixedly connected with the first end of runner assembly 4, therefore member 3 of shaking also can follow runner assembly 4 to rotate together, this
When, it is evident that the position of vibration member 3 is changed, then, the direction of the ultrasonic wave emitted by the vibration member 3 necessarily also can
It changes.If it should be noted that in ultrasonic transducer multiple vibrations member 3 transmitting ultrasonic wave come together in a bit,
Then the point can be described as focus 1, and the distance of the focus 1 to 5 central point of substrate is focal length.According to above-mentioned rotary principle, pass through
Rotation is located at the runner assembly 4 in different first mounting holes 7, can be adjusted and first 3 institutes of vibration corresponding to different first mounting holes 7
1 position of focus of ultrasonic transducer in the direction of the ultrasonic wave of transmitting, namely adjustment the present embodiment and focal length.It is possible thereby to
Find out, the Focussing step of ultrasonic transducer provided by the present embodiment is simple, and cost is relatively low.
Wherein, the present embodiment is preferred, and runner assembly 4 can be bulb omnidirectional mechanism, and vibration member 3 can be piezoelectric vibrating element 3；When
So, runner assembly 4 is not limited to bulb omnidirectional mechanism above-mentioned, and vibration member 3 is also not limited to piezoelectric vibrating element 3 above-mentioned,
This is without limitation.
In order to it is more convenient, rapidly adjust the present embodiment provided by ultrasonic transducer focal length, it is preferred that this reality
Apply the ultrasonic transducer in example further include: driving assembly.Specifically, being located at the runner assembly 4 in each first mounting hole 7
It can be connected with a driving assembly, which can drive runner assembly 4 connected to it to rotate, and carry out band with this
The dynamic vibration member 3 being fixedly connected with the runner assembly 4 also rotates, to realize the adjustment to first 3 positions that shake, and changes vibration
The direction of the ultrasonic wave of 3 transmitting of member.
Preferably, the driving assembly in the present embodiment can be motor, and motor has a rotation axis, which can
It cooperates with gear & rack structure, interaction, to drive runner assembly 4 to rotate；Wherein, aforementioned gear can
It is fixed on the rotating shaft with being connected by key, is then connect with runner assembly 4 with the rack gear that the gear is meshed.Certainly, this field
Before technical staff is it should also be understood that the driving assembly for driving the runner assembly 4 in the present embodiment to rotate is not limited to
The motor stated, details are not described herein.
In order to improve the Focussing precision of the ultrasonic transducer in the present embodiment, it is preferred that ultrasonic transducer is also
It include: position sensor.Specifically, being provided with a position sensing in the runner assembly 4 being located in different first mounting holes 7
Device, the position sensor are connect with driving assembly, for detecting the position of vibration member 3, and according to preset position, to driving
Component sends instruction, so that driving assembly driving runner assembly 4 moves.It should be noted that preset position refers to: warp
It crosses after adjustment, it is desirable to the position that vibration member 3 is finally reached, i.e., when each vibration member 3 is in preset position, ultrasonic waves
The focus 1 of energy device is located at scheduled position.
Certainly, the position sensor in the present embodiment can also be not arranged in runner assembly 4, as long as it can be detected
The position of vibration member 3 at different first mounting holes 7, it is not limited here.
Preferably, the position sensor in the present embodiment can be angular transducer, and the angular transducer is for detecting vibration
The angle of member 3；Wherein, for the runner assembly 4 at each first mounting hole 7 and member 3 of shaking, the connection relationship of the two is equal
It is fixedly connected, so, the angle that runner assembly 4 rotates is first 3 angles rotated of shaking, on this basis, aforementioned
The angle of vibration member 3 refer in fact: the angle between both axis of the axis of the first mounting hole 7 and runner assembly 4.Thus
As can be seen that the angle for the vibration member 3 that the angular transducer being arranged in runner assembly 4 is connect by detection with the runner assembly 4,
And be compared the angle with preset angle, to obtain a difference, which is that angular transducer is sent to
The instruction of driving assembly, with this come make driving assembly driving runner assembly 4 rotate, with drive vibration member 3 turn to it is preset
At angle.
Certainly, the position sensor in the present embodiment can also be other sensors, it is not limited here.
In order to further increase the Focussing precision of the ultrasonic transducer in the present embodiment, it is preferred that the present embodiment
Ultrasonic transducer further include: phase shifter 23 connect with vibration member, for adjust the phase for the ultrasonic wave that vibration first 3 emits, with
This is come phase having the same when guaranteeing that the ultrasonic wave of each 3 sending of vibration member reaches focus 1, so that 1 position of focus adjusted is more
Add precisely.
It should be noted that the angular transducer in the present embodiment can also be connected with phase shifter 2, so, when
Angular transducer detects the angle of corresponding vibration member, and after the angle is compared with preset angle,
A difference can be obtained, which is the driving signal that angular transducer is sent to phase shifter 2, at this point, phase shifter 2 is by basis
The driving signal adjusts the phase of the ultrasonic wave of 3 transmitting of vibration member.
Wherein, the present embodiment is preferred, and as shown in Figure 2 or Figure 3, multiple first mounting holes 7 divide for multiple groups, more in every group
The center of a first mounting hole 7 is located on a circle, and multiple circles corresponding to multiple first mounting holes 7 of difference group are concentric circles
(such as: three circles of Fig. 2 or shown in Fig. 3 are concentric circles), and with the first end of the runner assembly 4 in the first mounting hole 7 of group
Being equidistant between portion and the second end.It should be noted that the number of circle is not limited to above-mentioned three on substrate 5,
This is repeated no more.
It is further preferred that the center of multiple first mounting holes 7 in every group is evenly distributed on corresponding circle.By
A runner assembly 4 is correspondingly arranged in each first mounting hole 7, and each runner assembly 4 is fixedly connected with a vibration member
3, therefore the position distribution of member 3 on the substrate 5 of shaking is identical as the position distribution of the first mounting hole 7 on the substrate 5, i.e., multiple vibration members 3
It is uniformly distributed on the substrate 5, this kind of structure setting can enhance the ultrasonic intensity at 1 position of focus, so that incite somebody to action this
When ultrasonic transducer in embodiment is applied in high-strength focusing ultrasonic therapy technology, with preferable therapeutic effect.
Certainly, in the present embodiment, the center of multiple first mounting holes in every group can also be randomly dispersed in right with it
On the circle answered, it is not limited here.
Still more preferably, multiple vibrations member 3 in every group connects the same phase shifter 2 namely a phase shifter 2
Multiple vibration members 3 in one group are adjusted synchronously.Specifically, referring to fig. 2 or known to Fig. 3: multiple first installations on substrate 5
The center in hole 7 is located on three circles, then at this point, ultrasonic transducer is to include three phase shifters 2.It needs to illustrate
It is that the member 3 of the multiple vibrations as corresponding to multiple first mounting holes 7 in every group is all the same at a distance from focus 1, therefore in one group
The change that each vibration member 3 issues phase when ultrasonic wave arrives focus 1 is also identical, to guarantee that phase is still identical when arriving focus 1, then they
Phase when sending just must be identical, therefore an available phase shifter 2 controls multiple vibration members 3 in one group, it is made to issue ultrasound
Phase when wave be maintained for it is identical, to reduce the phased complexity of ultrasonic transducer in the present embodiment.
Wherein, the present embodiment is preferred, ultrasonic transducer further include: radiating subassembly 8, setting is in substrate 5 away from vibration
On the side of member 3, for removing the heat of 3 generation of vibration member.
Preferably, radiating subassembly 8 can be semiconductor cooler, and certainly, radiating subassembly 8 is not limited to above-mentioned partly lead
Chiller can also be other radiators, it is not limited here.
As shown in Figure 2,3, it is additionally provided with the second mounting hole 6 on the substrate 5 in the present embodiment, which is located at
The center of substrate 5, is inside placed with Ultrasonic-B probe, for the ultrasonic transducer in the present embodiment is applied to it is high-strength
When spending in focused ultrasound therapy technology, it is in contact with patient body, to form the image of position to be treated to patient, to comment in real time
Estimate therapeutic effect.
Wherein, the present embodiment is preferred, and substrate 5 can be planar substrates 5.Specifically, using super in the present embodiment
When acoustic wave transducer treats patient, if the physical feeling area of the pending treatment of patient is smaller, which can
So that multiple vibration members 3 are bonded completely with patient skin, so that solving the ultrasonic wave that vibration member 3 launches outward energy loss occurs
Problem；At the same time, the Ultrasonic-B probe being arranged on the substrate 5 can be also bonded completely with patient skin, so as to avoid artifact
It generates.Certainly, the substrate 5 in the present embodiment or curved substrate 5, such as: cambered surface substrate or spherical crown surface substrate, herein not
It limits.
Wherein, the present embodiment is preferred, and the shape of substrate 5 is round or polygon.Certainly, the substrate 5 in the present embodiment
Shape may be ellipse etc., can specifically be set according to the physical feeling or organ of the pending treatment of patient,
This is no longer going to repeat them.
It to sum up, only need to be by rotating position when needing the focal length to the ultrasonic transducer in the present embodiment to be adjusted
Runner assembly 4 in different first mounting holes 7, and appropriate adjustment phase can be realized, so that the present embodiment is provided
Ultrasonic transducer Focussing it is simple, and be easily achieved.Meanwhile the ultrasonic transducer in the present embodiment further includes dissipating
Hot component 8, the radiating subassembly 8 can remove heat caused by vibration member 3, to solve to be situated between using ultrasonic coupling in the prior art
The media such as matter come when replacing aqueous medium, heat dissipation performance is bad and the problem of failure.
It is understood that embodiment of above is merely to illustrate that the principles of the present invention and uses exemplary
Embodiment, however the utility model is not limited thereto.For those skilled in the art, this is not being departed from
In the case where the spirit and essence of utility model, various changes and modifications can be made therein, these variations and modifications are also considered as this reality
With novel protection scope.
Claims (15)
1. a kind of ultrasonic transducer characterized by comprising
Substrate, with multiple spaced first mounting holes；
Vibration member, is used for external directional transmissions ultrasonic wave；
Runner assembly comprising the first end and the second end being connected；The first end is fixedly connected with the vibration member,
The second end is arranged in first mounting hole, and is rotatablely connected with first mounting hole, and adjustment is connected to first
The position of the vibration member of end, and change the direction of the ultrasonic wave of its transmitting.
2. ultrasonic transducer according to claim 1, which is characterized in that further include: driving assembly, with the rotation
Component connection, for driving the runner assembly to rotate, to adjust the position of the vibration member.
3. ultrasonic transducer according to claim 2, which is characterized in that further include: position sensor, with the drive
Dynamic component connection refers to for detecting the position of the vibration member, and according to preset position to the driving component transmission
It enables, so that the driving component drives the runner assembly movement.
4. ultrasonic transducer according to claim 3, which is characterized in that the position sensor includes: angle sensor
Device.
5. ultrasonic transducer according to claim 1, which is characterized in that further include phase shifter, even with the vibration member
It connects, the phase of the ultrasonic wave for adjusting the vibration member transmitting.
6. ultrasonic transducer according to claim 1, which is characterized in that multiple first mounting holes are divided into multiple groups,
The center of multiple first mounting holes in every group is located on a circle, more corresponding to multiple first mounting holes of difference group
A circle is concentric circles, and with being equidistant between the first end and the second end of the runner assembly in the first mounting hole of group.
7. ultrasonic transducer according to claim 6, which is characterized in that the center of multiple first mounting holes in every group
It is evenly distributed on corresponding circle.
8. ultrasonic transducer according to claim 6, which is characterized in that further include phase shifter, even with the vibration member
It connects, the phase of the ultrasonic wave for adjusting the vibration member transmitting；Multiple vibration members corresponding to multiple first mounting holes in every group
Connect the same phase shifter.
9. ultrasonic transducer according to claim 1, which is characterized in that further include: radiating subassembly is arranged described
The heat that substrate generates on the side of the vibration member, for removing the vibration member.
10. ultrasonic transducer according to claim 9, which is characterized in that the radiating subassembly includes: semiconductor refrigerating
Device.
11. ultrasonic transducer according to claim 1, which is characterized in that be additionally provided with the second installation on the substrate
Hole；
The ultrasonic transducer further include: Ultrasonic-B probe is arranged in second mounting hole.
12. ultrasonic transducer according to claim 1, which is characterized in that the substrate is planar substrates.
13. ultrasonic transducer according to claim 12, which is characterized in that the shape of the substrate is round or polygon
Shape.
14. ultrasonic transducer according to claim 1, which is characterized in that the runner assembly is bulb omnidirectional mechanism.
15. ultrasonic transducer according to claim 1, which is characterized in that the vibration member is piezoelectric vibrating element.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821410238.1U CN209189183U (en) | 2018-08-30 | 2018-08-30 | Ultrasonic transducer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821410238.1U CN209189183U (en) | 2018-08-30 | 2018-08-30 | Ultrasonic transducer |
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| Publication Number | Publication Date |
|---|---|
| CN209189183U true CN209189183U (en) | 2019-08-02 |
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ID=67405274
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821410238.1U Active CN209189183U (en) | 2018-08-30 | 2018-08-30 | Ultrasonic transducer |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110507918A (en) * | 2019-09-17 | 2019-11-29 | 深圳先进技术研究院 | A kind of ultrasonic acupuncture and moxibustion system and ultrasonic acupuncture and moxibustion system control method |
| CN110842339A (en) * | 2019-11-12 | 2020-02-28 | 潮州三环（集团）股份有限公司 | Ceramic riving knife |
| US20220165246A1 (en) * | 2020-11-20 | 2022-05-26 | Hyundai Motor Company | Force generating device |
-
2018
- 2018-08-30 CN CN201821410238.1U patent/CN209189183U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110507918A (en) * | 2019-09-17 | 2019-11-29 | 深圳先进技术研究院 | A kind of ultrasonic acupuncture and moxibustion system and ultrasonic acupuncture and moxibustion system control method |
| CN110842339A (en) * | 2019-11-12 | 2020-02-28 | 潮州三环（集团）股份有限公司 | Ceramic riving knife |
| CN110842339B (en) * | 2019-11-12 | 2023-11-07 | 苏州三环科技有限公司 | Ceramic chopper |
| US20220165246A1 (en) * | 2020-11-20 | 2022-05-26 | Hyundai Motor Company | Force generating device |
| US12131727B2 (en) * | 2020-11-20 | 2024-10-29 | Hyundai Motor Company | Force generating device |
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