CN205899010U - Ultrasonic equipment - Google Patents
Ultrasonic equipment Download PDFInfo
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- CN205899010U CN205899010U CN201620886784.7U CN201620886784U CN205899010U CN 205899010 U CN205899010 U CN 205899010U CN 201620886784 U CN201620886784 U CN 201620886784U CN 205899010 U CN205899010 U CN 205899010U
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- ultrasonic equipment
- retainer ring
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Abstract
The utility model relates to an ultrasonic equipment has solved the poor problem of the anti environmental disturbance ability of ultrasonic equipment. An ultrasonic equipment, includes horn, sealed piece, consolidates fixed ring and vibration subassembly, the vibration subassembly includes a plurality of piezoelectricity wafers, the setting of vibration subassembly is in gu in the fixed ring, be equipped with the through -hole on the horn, the through -hole includes connecting portion and dodges the portion, gu fixed ring sets up when connecting portion, sealed piece seals the through -hole is neighbouring the terminal surface of connecting portion is followed the axial direction of through -hole, the portion that dodges is including at least two radial cross section that the area is different.
Description
Technical field
This utility model is related to a kind of ultrasonic equipment.
Background technology
With reference to Fig. 1, the emitter on ultrasonic equipment is (because emitter is similar with receiver architecture, therefore, shown in Fig. 1
Structure can also be the receptor on ultrasonic equipment) include shell 01, piezoelectric chip 02 and lead terminal 03, shell 01 sets
There are containing cavity 011 and the avoidance hole 012 connecting with containing cavity 011, piezoelectric chip 02 is arranged in containing cavity 011, lead terminal
03 is connected with piezoelectric chip 03, and after lead terminal 03 energising, piezoelectric chip 02 produces pulse signal, when piezoelectric chip 02 produces
When pulse signal is equal to the natural frequency of piezoelectric chip 02, generation is vibrated and is passed through to avoid hole 012 outwardly by piezoelectric chip 02
Send acoustic signals.
When ultrasonic equipment is arranged on unmanned plane, the acoustic signals that piezoelectric chip 02 produces because its own vibrates can
To send from avoidance hole 012, after the acoustic signals that piezoelectric chip 02 produces because its own vibrates send from avoidance hole 012,
The miscellaneous part that acoustic signals will be subject on unmanned plane hinders, for example, be arranged on the photographic head on unmanned plane.
Understood based on prior art, during the emitter on ultrasonic equipment is to assigned direction transmitting ultrasound wave,
The moment that ultrasonic equipment launches ultrasound wave from emitter starts timing, and ultrasound wave is propagated in media as well, runs into barrier in way
Just turn back at once, during the receptor on ultrasonic equipment receives the ultrasound wave after turning back, ultrasonic equipment is from connecing
The moment that receipts device receives ultrasound wave after turning back starts to stop timing.Because unmanned plane flies in the air, therefore, described medium is
Air, the aerial spread speed of ultrasound wave is 340m/s, when on ultrasound wave, timer record ultrasound wave sends from emitter
When the time being spent during receiving to receptor is t, the distance between unmanned plane and barrier s=340 × t/2.
When on unmanned plane, photographic head hinders acoustic signals transmission, acoustic signals will appear from extra turning back, extra folding
Return and acoustic signals can be made to produce unnecessary reflected signal, it is wrong that unnecessary reflected signal can make the receptor on ultrasonic equipment receive
Reflected signal by mistake.Therefore, when ultrasonic equipment is arranged on unmanned plane, (unmanned plane is merely only to represent a kind of complex structure, spy
Find range from the high machine of accuracy requirement) upper when, existing ultrasonic equipment has the problem of environment resistant interference performance difference.
Content of the invention
Problem to be solved in the utility model is exactly to provide a kind of ultrasonic equipment, to improve its environment resistant interference energy
Power.
For solving the above problems, this utility model following technical scheme of offer:
A kind of ultrasonic equipment, including horn, sealing block, retainer ring and vibration component, described vibration component includes some
Piezoelectric chip, described vibration component is arranged in described retainer ring, and described horn is provided with through hole, and described through hole includes connecting portion
And relief portion, when described retainer ring is arranged on connecting portion, described sealing block closes the end face adjacent to described connecting portion for the described through hole,
Along the axial direction of described through hole, described relief portion includes the different radial section of at least two areas.
Further, described relief portion is obliquely installed along the axial direction of described through hole, and described relief portion is near institute
State spacing distance between connecting portion one end and described through hole central shaft be less than described relief portion away from described connecting portion one end with
Spacing distance between described through hole central shaft.
Further, described relief portion includes at least two sections tilting sections, and adjacent inclined section is on described through hole axial direction
Angle of inclination different.
Further, described relief portion includes at least one section tilting section and at least one section horizontal segment, described tilting section and institute
State horizontal segment linking, and one of them of the two is connected with described connecting portion.
Further, described tilting section is the cambered surface of annular；Or, described tilting section is the inclined-plane of annular；Or,
Described tilting section includes the cambered surface of annular and the inclined-plane of annular.
Further, described relief portion includes at least one section horizontal segment and at least one section vertical section, described horizontal segment and institute
State vertical section connection and the two is mutually perpendicular to, one of them of described horizontal segment and described vertical section is connected with described connecting portion
Connect.
Further, described horn is 5mm-200mm along the axial length of its through hole.
Further, the medial wall of described retainer ring front end is provided with bending section, and described vibration component inserts described fixation
Ring is simultaneously offseted with described bending section.
Further, described bending section and described retainer ring are integrally formed.
Further, described retainer ring end and described sealing block offset.
The beneficial effects of the utility model:
1st, ultrasonic equipment of the present utility model includes retainer ring and the vibration component being arranged in retainer ring, due to vibration
Assembly includes some piezoelectric chips, and therefore, when vibration component is arranged in retainer ring, piezoelectric chip will not be relatively fixed ring and send out
Raw radial motion, to avoid adj acent piezoelectric chip mutually to stagger.It is so designed that, improve the environment resistant interference energy of ultrasonic equipment
Power.
2nd, horn of the present utility model is provided with through hole, and through hole includes connecting portion and relief portion, and vibration component inserts through hole
And be connected with connecting portion, the acoustic signals that vibration component produces because itself vibrates need just to be transferred to ultrasound wave through relief portion
Outside equipment, described acoustic signals are direct signal, and direct signal part can be believed to the central axis direction transmitting of through hole, part direct projection
Number reflection can be caused on the wall of relief portion to become reflected signal, reflected signal some can send out to the central axis direction of through hole
Penetrate, another part can form new reflected signal on the wall of relief portion.The signal heart axle in through-holes launched when these
When nearby meeting, the acoustic signals of adjacent through-holes central shaft will be strengthened, and the acoustic signals away from through hole central shaft are incited somebody to action
To weakening, this can reduce the intensity of the produced reflected signal of miscellaneous part on unmanned plane, to realize improving the anti-ring of ultrasonic unit
Border interference performance.It is so designed that, effectively improve the accuracy of ultrasonic equipment testing result.
3rd, relief portion of the present utility model includes the different radial section of at least two areas along the axial direction of through hole, when
Relief portion along the axial direction of through hole include at least two areas different radial section when, relief portion is along the axial direction of through hole
Necessarily there is the change of shape, after relief portion is along the axial direction generation change of shape of through hole, the direct projection of sound wave and reflection are believed
Number distribution situation also will change therewith.Change by this distribution situation, it is possible to achieve to the signal launched
Intensity distributions situation in space is controlled.
Brief description
Fig. 1 is the structural representation of existing ultrasonic equipment；
Fig. 2 is the structural representation of ultrasonic equipment in this utility model embodiment one；
Fig. 3 is the first structure schematic diagram of ultrasonic equipment in this utility model embodiment three；
Fig. 4 is the second structural representation of ultrasonic equipment in this utility model embodiment three；
Fig. 5 is the 3rd structural representation of ultrasonic equipment in this utility model embodiment three；
Fig. 6 is the structural representation of ultrasonic equipment in this utility model example IV.
Specific embodiment
Below in conjunction with the accompanying drawing in this utility model embodiment, the technical scheme in this utility model embodiment is carried out
Clearly and completely description is it is clear that described embodiment a part of embodiment that is this utility model, rather than whole enforcement
Example.Based on the embodiment in this utility model, those of ordinary skill in the art are obtained under the premise of not making creative work
The every other embodiment obtaining, broadly falls into the scope of this utility model protection.
Embodiment one
With reference to Fig. 2, a kind of ultrasonic equipment, including horn 1, sealing block 2, retainer ring 3 and vibration component 4, vibration component 4
Including some piezoelectric chips, vibration component 4 is arranged in retainer ring 3, and horn 1 is provided with through hole 11, and through hole 11 includes connecting portion
111 and relief portion 112, when retainer ring 3 is arranged on connecting portion 111, sealing block 2 closes the end face adjacent to connecting portion 111 for the through hole 11,
Along the axial direction of through hole 11, relief portion 112 includes the different radial section of at least two areas.
With reference to Fig. 2, include the different radial section of at least two areas, the avoidance of the present embodiment for realizing relief portion 112
Portion 112 is obliquely installed along the axial direction of through hole 11, and relief portion 112 is near connecting portion 111 one end and through hole 11 central shaft
Between spacing distance be less than relief portion 112 away from the spacing distance between connecting portion 111 one end and through hole 11 central shaft.
It should be understood that the vibration component 4 of the present embodiment includes two pieces of piezoelectric chips, piezoelectric chip vibrates because of its own
And the acoustic signals producing propagate to ultrasonic equipment from relief portion 112.
With reference to Fig. 2, the axial length dimension of the vibration component 4 of the present embodiment is less than relief portion 112 in through hole 11 axial direction side
Length dimension upwards, specific: the axial length dimension of vibration component 4 and relief portion 112 are on through hole 11 axial direction
The ratio of length dimension is 1:4.
With reference to Fig. 2, the horn 1 of the present embodiment is 5mm-200mm along the size on its axial direction, specific: horn 1 edge
Size on its axial direction is 100mm, because horn 1 is 100mm along the size on its axial direction, therefore, when vibration group
When the ratio of the axial length dimension of part 4 length dimension on through hole 11 axial direction with relief portion 112 is 1:4, vibration component 4
Axial length dimension be 20mm, length dimension on through hole 11 axial direction for the relief portion 112 be 80mm.
With reference to Fig. 2, the medial wall of retainer ring 3 front end of the present embodiment is provided with bending section 31, and vibration component 4 insertion is fixed
Ring 3 is simultaneously offseted with bending section 31, specific: when vibration component 4 is inserted retainer ring 3 and is offseted with bending section 31, retainer ring 3 end
End is offseted with sealing block 2.It is so designed that, convenient restriction installation site in through hole 11 for the retainer ring.Of the present utility model its
In his embodiment, when vibration component is inserted retainer ring and offseted with bending section, between having between retainer ring end and sealing block
Gap.
Preferably, bending section 31 and retainer ring 3 are integrally formed, and the specific moulding process of bending section 31 may is that retainer ring 3
One end is formed to in-flanges.
With reference to Fig. 2, the vibration component 4 of the present embodiment and retainer ring 3 are gluedd joint.In other embodiment of the present utility model,
Vibration component and retainer ring interference fit.
With reference to Fig. 2, the retainer ring 3 of the present embodiment and horn 1 glued joint.In other embodiment of the present utility model, fixing
Ring is connected by screw with horn；Or, retainer ring is snapped connection with horn.
With reference to Fig. 2, can be formed ultrasonic after the horn 1 of the present embodiment, sealing block 2, retainer ring 3 and vibration component 4 assembling
The emitter of wave device, can also form connecing of ultrasonic equipment after horn 1, sealing block 2, retainer ring 3 and vibration component 4 assembling
Receive device.
Embodiment two
A kind of ultrasonic equipment, including horn, sealing block, retainer ring and vibration component, vibration component includes some piezoelectricity
Chip, vibration component is arranged in retainer ring, and horn is provided with through hole, and through hole includes connecting portion and relief portion, and retainer ring is inserted
After through hole, sealing block closes the end face adjacent to connecting portion for the through hole, and along the axial direction of through hole, relief portion includes at least two areas
Different radial sections.
Include the different radial section of at least two areas for realizing relief portion, be with embodiment one difference: this
The relief portion of embodiment includes at least two sections tilting sections, and angle of inclination on described through hole axial direction for the adjacent inclined section is not
With.
Embodiment three
With reference to Fig. 3, a kind of ultrasonic equipment, including horn 1, sealing block 2, retainer ring 3 and vibration component 4, vibration component 4
Including some piezoelectric chips, vibration component 4 is arranged in retainer ring 3, and horn 1 is provided with through hole 11, and through hole 11 includes connecting portion
111 and relief portion 112, after retainer ring 3 insertion through hole 11, sealing block 2 closes the end face adjacent to connecting portion 111 for the through hole 11, along logical
The axial direction in hole 11, relief portion 112 includes the different radial section of at least two areas.
With reference to Fig. 3, include the different radial section of at least two areas for realizing relief portion 112, different from embodiment one
Part is: the relief portion 112 of the present embodiment includes at least one section tilting section and at least one section horizontal segment, tilting section and horizontal segment
It is connected, and one of them of the two is connected with connecting portion 111.
From figure 3, it can be seen that relief portion 112 includes first level section 1121, the first tilting section 1122 and the second horizontal segment
1123, wherein, first level section 1121 is connected with connecting portion 111；From fig. 4, it can be seen that relief portion 112 includes first level section
1121 and first tilting section 1122, wherein, first level section 1121 is connected with connecting portion 111；From fig. 5, it can be seen that relief portion
112 include the first tilting section 1122 and first level section 1121, and wherein, the first tilting section 1122 is connected with connecting portion 111.
In the present embodiment, described tilting section is the cambered surface of annular, for example, in the first tilting section 1122 and Fig. 5 in Fig. 4
First tilting section 1122；Or, described tilting section is the inclined-plane of annular, for example, the first tilting section 1122 in Fig. 3；Or
It is that described tilting section includes the cambered surface of annular and the inclined-plane of annular.
Example IV
With reference to Fig. 6, a kind of ultrasonic equipment, including horn 1, sealing block 2, retainer ring 3 and vibration component 4, vibration component 4
Including some piezoelectric chips, vibration component 4 is arranged in retainer ring 3, and horn 1 is provided with through hole 11, and through hole 11 includes connecting portion
111 and relief portion 112, after retainer ring 3 insertion through hole 11, sealing block 2 closes the end face adjacent to connecting portion 111 for the through hole 11, along logical
The axial direction in hole 11, relief portion 112 includes the different radial section of at least two areas.
With reference to Fig. 6, include the different radial section of at least two areas for realizing relief portion 112, different from embodiment one
Part is: the relief portion 112 of the present embodiment includes at least one section horizontal segment 1121 and at least one section vertical section 1122, horizontal segment
1121 and vertical section 1122 connects and the two is mutually perpendicular to, one of them and connecting portion of horizontal segment 1121 and vertical section 1122
111 connections.
From fig. 6, it can be seen that relief portion 112 includes four sections of horizontal segments 1121 and three sections of vertical sections 1122, wherein, horizontal segment
1121 are connected with connecting portion 111.
It should be appreciated that exemplary embodiment as herein described is illustrative and be not restrictive.Although retouching in conjunction with accompanying drawing
State one or more embodiment of the present utility model, it should be understood by one skilled in the art that without departing from appended
In the case of the spirit and scope of the present utility model that claim is limited, the change of various forms and details can be made.
Claims (10)
1. a kind of ultrasonic equipment is it is characterised in that include horn, sealing block, retainer ring and vibration component, described vibration component
Including some piezoelectric chips, described vibration component is arranged in described retainer ring, and described horn is provided with through hole, described through hole bag
Include connecting portion and relief portion, when described retainer ring is arranged on connecting portion, described sealing block closes described through hole adjacent to described connection
The end face in portion, along the axial direction of described through hole, described relief portion includes the different radial section of at least two areas.
2. ultrasonic equipment as claimed in claim 1 it is characterised in that described relief portion along described through hole axial direction tilt
Setting, and spacing distance between described connecting portion one end and described through hole central shaft for the described relief portion is less than described keeping away
Allow portion away from the spacing distance between described connecting portion one end and described through hole central shaft.
3. ultrasonic equipment as claimed in claim 1 is it is characterised in that described relief portion includes at least two sections tilting sections, adjacent
Angle of inclination on described through hole axial direction for the tilting section is different.
4. ultrasonic equipment as claimed in claim 1 is it is characterised in that described relief portion includes at least one section tilting section and at least
One section of horizontal segment, described tilting section is connected with described horizontal segment, and one of them of the two is connected with described connecting portion.
5. ultrasonic equipment as claimed in claim 4 is it is characterised in that described tilting section is the cambered surface of annular；Or, described
Tilting section is the inclined-plane of annular；Or, described tilting section includes the cambered surface of annular and the inclined-plane of annular.
6. ultrasonic equipment as claimed in claim 1 is it is characterised in that described relief portion includes at least one section horizontal segment and at least
One section of vertical section, described horizontal segment and described vertical section connect and the two is mutually perpendicular to, described horizontal segment and described vertical section
One of them be connected with described connecting portion.
7. as described in one of claim 1 to 6 ultrasonic equipment it is characterised in that described horn along its through hole axial length
For 5mm-200mm.
8. as described in one of claim 1 to 6 ultrasonic equipment it is characterised in that setting on the medial wall of described retainer ring front end
There is bending section, described vibration component is inserted described retainer ring and offseted with described bending section.
9. ultrasonic equipment as claimed in claim 8 is it is characterised in that described bending section is integrally formed with described retainer ring.
10. as described in one of claim 1 to 6 ultrasonic equipment it is characterised in that described retainer ring end and described sealing block
Offset.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620886784.7U CN205899010U (en) | 2016-08-16 | 2016-08-16 | Ultrasonic equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620886784.7U CN205899010U (en) | 2016-08-16 | 2016-08-16 | Ultrasonic equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205899010U true CN205899010U (en) | 2017-01-18 |
Family
ID=57779035
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620886784.7U Active CN205899010U (en) | 2016-08-16 | 2016-08-16 | Ultrasonic equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205899010U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110873873A (en) * | 2018-08-29 | 2020-03-10 | 华硕电脑股份有限公司 | Ultrasonic sensor |
-
2016
- 2016-08-16 CN CN201620886784.7U patent/CN205899010U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110873873A (en) * | 2018-08-29 | 2020-03-10 | 华硕电脑股份有限公司 | Ultrasonic sensor |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20180619 Address after: 201114 2, first, 67 Lane 1768 lane, Li Yue Road, Minhang District, Shanghai. Patentee after: Shanghai Yi He Acoustics Technology Co., Ltd. Address before: 201114 101, 13, 88 Lane 1768 lane, Li Yue Road, Minhang District, Shanghai. Patentee before: Shanghai white spring Acoustic Technology Co., Ltd. |