CN205826048U - A kind of ultrasonic flow transducer structure - Google Patents
A kind of ultrasonic flow transducer structure Download PDFInfo
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- CN205826048U CN205826048U CN201620726490.8U CN201620726490U CN205826048U CN 205826048 U CN205826048 U CN 205826048U CN 201620726490 U CN201620726490 U CN 201620726490U CN 205826048 U CN205826048 U CN 205826048U
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Abstract
This utility model relates to a kind of ultrasonic flow transducer structure, and in particular with ultrasonic detecting technology, in metering conduit, fluid flow or the effusion meter of liquid heat, belong to acoustics, field of sensing technologies.Technical scheme is: comprise pipeline section body (1), sonac (2), center sleeve (4), pipeline section body is provided with sensor mounting hole (6), center sleeve (4) is provided with the center sleeve fixing hole matched with sensor mounting hole (6), center sleeve (4) is arranged in pipeline section body, sonac (2) in sensor mounting hole passes through center sleeve fixing hole (11), is fixed by center sleeve and is positioned in pipeline section body (1).This utility model simplifies location structure, decreases overall amount of parts, the assembly difficulty reduced between each parts and improve overall package efficiency, while reducing production cost, also substantially increase production efficiency, can be widely applied in the flow transducer of Ultrasonic water meter, hotlist, effusion meter.
Description
Technical field
This utility model relates to a kind of ultrasonic flow transducer structure, in particular with ultrasonic detecting technology, metering conduit
Interior fluid flow or the effusion meter of liquid heat, belong to acoustics, field of sensing technologies.
Background technology
At present, existing ultrasonic flow transducer structure, the most small-bore ultrasonic flow transducer the most all uses dependence
Reflector reflection carries out the mode of transonic and measures, and reflector has the various forms such as lamellar, column, reflector one
As rely on inserts fix or directly rely on reflector itself coordinate with pipeline section body fix, as I apply for patent: " there is line
The ultrasonic flow rate of function, Calorimeter Converter Using For Measuring Pipe Run ", China Patent No. ZL201020275319.2, it is simply that rely on anti-
Between beam and pipeline section body, interference fit is fixed；Also have reflector to be dependent on two two half cut open in the vertical to hold tightly
Fixing, such as China Patent No. 200810176267.0；Also having reflector is column, relies on cylinder and the pipe of column reflector
The circular hole matched on segment body is fixed.In use there is matching requirements precision height, flow in above-mentioned ultrasonic flow transducer structure
The shortcomings such as sensor building block is many, structure is complicated.
Utility model content
This utility model purpose is to provide a kind of ultrasonic flow transducer structure, simple and practical, rational in infrastructure, installation side
Just, location is reliable, and building block is few, solves problem present in background technology.
The technical solution of the utility model is:
A kind of ultrasonic flow transducer structure, comprises pipeline section body, sonac, center sleeve, and pipeline section body is provided with biography
Sensor installing hole, center sleeve is provided with the center sleeve fixing hole matched with sensor mounting hole, and center sleeve is arranged on
In pipeline section body, the sonac in sensor mounting hole passes through center sleeve fixing hole, is fixed by center sleeve and is positioned at
In pipeline section body.
Being provided with reflector in described pipeline section body, sonac matches with the reflector in pipeline section body, and reflector is solid
It is scheduled on center sleeve.
At least provided with pair of sensors installing hole on described pipeline section body, and it is respectively mounted sonac, center sleeve
Being arranged between two sonacs, reflector is separately positioned on the center sleeve matched with sonac position.
Described center sleeve, can be complete tubulose, and both ends are concordant, and its length is more than in pair of sensors installing hole
The distance of heart line, the center tube wall that sensor mounting hole is corresponding has hole, and it is corresponding that reflector is fixed on sensor mounting hole
Center sleeve tube wall on.
Described center sleeve, can be incomplete tubulose, and at least one end is the most concordant, and the tube wall of this end extends to
The position that sensor mounting hole is corresponding, reflector is fixed on the tube wall that center sleeve extends at sensor mounting hole, center
Sleeve pipe extends the length of tube wall together with it, more than the distance of pair of sensors installing hole centrage.
The mid portion of described center sleeve, part internal diameter reduces, and reduces part and constitutes a Measurement channel, ultrasonic sensing
Device is arranged on the both sides reducing part, it is simple to improve certainty of measurement.O RunddichtringO it is provided with between center sleeve and pipeline section body.
Described center sleeve is structure as a whole, and middle reducing is the most one-body molded with both ends.Such as: integrated injection molding becomes
Type.
Described center sleeve is Split type structure, is radially divided into two sections or three sections along center sleeve, the contracting in the middle of center sleeve
Fraction is an entirety, indivisible, is linked together by grafting, the mode such as snap connection between two sections or three sections.In
Heart sleeve pipe is divided into three sections: the middle part that reduces is one section, and the tube wall reducing part front end is one section, reduces the pipe of portion rear end
Wall is one section.Center sleeve is divided into two sections: reducing part with the tube wall of wherein one end is one section, and other end tube wall is one section.
Described reflector can be lamellar can also be other shapes of, such as convex half-sphere shape.
Described reflector both sides are provided with card, and the tube wall of center sleeve is provided with the groove mated with card, reflector two
The card of side is stuck in the groove on center sleeve, completes the fixing of reflector, groove position on center sleeve, angle
Degree, determines according to the position angle that sonac mates with reflector.
Between reflector and center sleeve, it is also possible to be to fix otherwise, as by bonding, weld, be molded embedding
The modes such as part is fixing are fixed.
A kind of ultrasonic flow transducer structure, comprises pipeline section body, sonac, center sleeve, and pipeline section body is provided with biography
Sensor installing hole, center sleeve is provided with the center sleeve fixing hole matched with sensor mounting hole, and center sleeve is arranged on
In pipeline section body, being provided with positioning body between sensor mounting hole and center sleeve fixing hole, center sleeve is fixed and determines by positioning body
Position is in pipeline section body；Sonac is arranged in sensor mounting hole.
Described positioning body, including positioning sleeve or alignment pin or spacer etc..
A kind of ultrasonic flow transducer structure, comprises pipeline section body, sonac, center sleeve, and pipeline section body is provided with biography
Sensor installing hole, center sleeve is provided with the center sleeve fixing hole matched with sensor mounting hole, and center sleeve is arranged on
In pipeline section body, fixed by functional part or structure member between pipeline section body and center sleeve, center sleeve is positioned at pipeline section
Internal；Sonac is arranged in sensor mounting hole.
Described functional part, including temperature sensor etc., the center sleeve in sensor mounting hole and center sleeve is fixed
Hole, is all vertical and penetrating with the axis of pipeline section body, the pipeline section body pipeline section wall that namely sensor mounting hole centrage is corresponding
On also have hole one, the center tube wall that center sleeve fixing hole centrage on center sleeve is corresponding also has hole two, temperature
Degree sensor is arranged through hole one and hole two, is fixed on pipeline section body by center sleeve simultaneously.
Described structure member, including fixing pin or buckle or screw thread etc., is fixed on center sleeve on pipeline section body.
The definition of this utility model center sleeve and effect: described center sleeve, Main Function has two: one to be center sleeve
Two ends provide the carrier of fixation reflex body；Two is to be reduced by pipeline section body local area of passage, improves tested Jie through its passage
The flow velocity of matter, improves instrument measurement resolution.Intermediate portion is reducing of the regular length for measuring measured medium flow velocity
Passage portion, is normally between two sonacs or two reflectors, reduces partial-length not over two ultrasonic sensings
Length between the outline of device or two reflector minimum distances；Its sectional area reducing part can also be able to be with homalographic change
Variable area changes.
This utility model simplifies the location of center sleeve, simplifies reflector fixed structure, decreases overall parts
Quantity, the assembly difficulty reduced between each parts also improve overall package efficiency, make flow sensor arrangement on the whole
More rationally, simpler.
The beneficial effects of the utility model: owing to simplifying the location of center sleeve, reflector direct-assembling is at one knot
On the center sleeve of structure so that whole flow sensor arrangement and assembling are the simplest, reliable, while reducing production cost
Also substantially increase production efficiency.This utility model patent have simple and reasonable, easy for installation, reliability is high, measurement is smart
The features such as degree height, strong adaptability, can be widely applied in the flow transducer of Ultrasonic water meter, hotlist, effusion meter.
Accompanying drawing explanation
Fig. 1 is this utility model embodiment one structural representation；
Fig. 2 is this utility model embodiment one axle side sectional structure schematic diagram；
Fig. 3 is this utility model embodiment one, two pipeline section body structural representation；
Fig. 4 is this utility model embodiment one, two center sleeve structural representation；
Fig. 5 is this utility model embodiment one reflector perspective view；
Fig. 6 is this utility model embodiment one reflector side-looking structural representation；
Fig. 7 is that this utility model embodiment three relies on temperature sensor fixed center sleeve structure schematic diagram；
Fig. 8 is that this utility model embodiment four relies on fixing pin fixed center sleeve structure schematic diagram；
In figure: pipeline section body 1, sonac 2, reflector 3, center sleeve 4, pipeline section wall 5, sensor mounting hole 6, O type
Sealing ring 7, O RunddichtringO mounting groove 8, groove 9, reduce part 10, center sleeve fixing hole 11, temperature sensor 12, fixing
Pin 13, hole 1, hole 2 15.
Detailed description of the invention
Below in conjunction with accompanying drawing, by embodiment, this utility model is described further.
Embodiment one, referring to the drawings 1-6.
A kind of ultrasonic flow transducer structure, comprises pipeline section body 1, sonac 2, center sleeve 4, pipeline section body 1 sets
Sensor mounting hole 6, center sleeve 4 is had to be provided with the center sleeve fixing hole matched with sensor mounting hole 6, center sleeve
4 are arranged in pipeline section body 1, and the sonac 2 in sensor mounting hole 6 is by center sleeve fixing hole 11, by center sleeve 4
Fix and be positioned in pipeline section body 1.
Being provided with reflector 3 in described pipeline section body, sonac 2 matches with the reflector 3 in pipeline section body, reflector
It is fixed on center sleeve 4.
At least provided with pair of sensors installing hole 6 on described pipeline section body, and it is respectively mounted sonac, center sleeve
4 are arranged between two sonacs 2, and reflector 3 is separately positioned on the center sleeve matched with sonac 2 position
On 4.
Described center sleeve 4, can be complete tubulose, and both ends are concordant, and its length is more than pair of sensors installing hole 6
The distance of centrage, the center tube wall that sensor mounting hole is corresponding has hole, and reflector is fixed on sensor mounting hole pair
On center sleeve 4 tube wall answered.
Described center sleeve 4, can be incomplete tubulose, and at least one end is the most concordant, and the tube wall of this end extends
To the position of sensor mounting hole 6 correspondence, reflector is fixed on the tube wall that center sleeve 4 extends at sensor mounting hole 6,
Center sleeve extends the length of tube wall together with it, more than the distance of pair of sensors installing hole 6 centrage.
The mid portion of described center sleeve, part internal diameter reduces, and reduces part 10 and constitutes a Measurement channel, ultrasonic biography
Sensor 2 is arranged on the both sides reducing part 10, it is simple to improve certainty of measurement.It is provided with O type between center sleeve and pipeline section body to seal
Circle.
Described center sleeve is structure as a whole, and middle reducing is the most one-body molded with both ends.Such as: integrated injection molding becomes
Type.
Described center sleeve is Split type structure, is radially divided into two sections or three sections along center sleeve, the contracting in the middle of center sleeve
Fraction is an entirety, indivisible, is linked together by grafting, the mode such as snap connection between two sections or three sections.In
Heart sleeve pipe is divided into three sections: the middle part that reduces is one section, and the tube wall reducing part front end is one section, reduces the pipe of portion rear end
Wall is one section.Center sleeve is divided into two sections: reducing part with the tube wall of wherein one end is one section, and other end tube wall is one section.
Described reflector 3 can be lamellar can also be other shapes of, such as convex half-sphere shape.
Described reflector 3 both sides are provided with card, and the tube wall of center sleeve is provided with the groove 9 mated with card, reflector 3
In the groove 9 that the card of both sides is stuck on center sleeve, complete the fixing of reflector, groove position on center sleeve
Put, angle, determine according to the position angle that sonac mates with reflector.
Between reflector 3 and center sleeve 4, it is also possible to be to fix otherwise, as by bonding, weld, be molded
The modes such as inserts is fixing are fixed.
Embodiment two: referring to the drawings 3,4.
A kind of ultrasonic flow transducer structure, comprises pipeline section body 1, sonac 2, center sleeve 4, pipeline section body 1 sets
Sensor mounting hole 6, center sleeve 4 is had to be provided with the center sleeve fixing hole 11 matched with sensor mounting hole 6, center
Pipe 4 is arranged in pipeline section body 1, is provided with positioning body between sensor mounting hole 6 and center sleeve fixing hole 11, and positioning body is by center
Sleeve pipe 4 is fixed and is positioned in pipeline section body 1；Sonac 2 is arranged in sensor mounting hole 6.
Described positioning body, including positioning sleeve or alignment pin or spacer etc..
Embodiment three, four, referring to the drawings 7,8.
A kind of ultrasonic flow transducer structure, comprises pipeline section body 1, sonac 2, center sleeve 4, pipeline section body 1 sets
Sensor mounting hole 6, center sleeve 4 is had to be provided with the center sleeve fixing hole 11 matched with sensor mounting hole 6, center
Pipe 4 is arranged in pipeline section body 1, is fixed by functional part or structure member, by center between pipeline section body 1 and center sleeve 4
Pipe 4 is positioned in pipeline section body 1；Sonac 2 is arranged in sensor mounting hole 6.
Embodiment three, referring to the drawings 7；Described functional part, including temperature sensor 12, sensor mounting hole 6 and center
Center sleeve fixing hole on sleeve pipe, is all vertical and penetrating with the axis of pipeline section body, namely sensor mounting hole 6 center
Also hole 1 is had, the center that center sleeve fixing hole centrage on center sleeve is corresponding on the pipeline section body pipeline section wall that line is corresponding
Also having hole 2 15 on casing wall, temperature sensor is arranged through hole one and hole two, and center sleeve is fixed on pipeline section body simultaneously
On.
Embodiment four, referring to the drawings 8；Described structure member, including fixing pin 13, is fixed on pipeline section by center sleeve 4
On body 1.Fixing pin 13 can also coordinate temperature sensor 12 to position center sleeve 4 together.
Assembling position fixing process of the present utility model:
The parts assembled are needed to include: 1, two sonacs of a pipeline section body, center sleeve, an O type
7, two reflectors of sealing ring；
Two reflectors are separately fixed on the tube wall at center sleeve two ends,
Then O RunddichtringO 7 is assemblied on center sleeve 4, forms semi-finished product module；
Then being loaded in pipeline section body 1 by this semi-finished product module, pipeline section body is provided with pair of sensors installing hole, center
Pipe 4 is provided with the center sleeve fixing hole matched with sensor mounting hole 6, loads sonac 2 in sensor mounting hole,
Center sleeve 4, by the center sleeve fixing hole on center sleeve 4, is fixed and is positioned in pipeline section body 1 by sonac 2,
Complete the assembling of ultrasonic flow transducer.
The mid portion of described center sleeve, part internal diameter reduces, and reduces part 10 and constitutes a Measurement channel, ultrasonic biography
Sensor 2 is arranged on the both sides reducing part 10, it is simple to improve certainty of measurement.
Described reflector 3 both sides are provided with card, and the tube wall of center sleeve is provided with the groove 9 mated with card, reflector 3
In the groove 9 that the card of both sides is stuck on center sleeve, complete the fixing of reflector, groove position on center sleeve
Put, angle, determine according to the position angle that sonac mates with reflector；Two reflectors are separately fixed at center sleeve
On the tube wall at two ends.
Claims (9)
1. a ultrasonic flow transducer structure, it is characterised in that: comprise pipeline section body (1), sonac (2), center sleeve
(4), pipeline section body (1) is provided with sensor mounting hole (6), and center sleeve (4) is provided with and matches with sensor mounting hole (6)
Center sleeve fixing hole (11), center sleeve (4) is arranged in pipeline section body (1), the sonac in sensor mounting hole (6)
(2) by center sleeve fixing hole (11), center sleeve (4) is fixed and is positioned in pipeline section body (1).
A kind of ultrasonic flow transducer structure the most according to claim 1, it is characterised in that: it is provided with reflector in pipeline section body
(3), sonac (2) matches with the reflector (3) in pipeline section body, and reflector is fixed on center sleeve (4).
A kind of ultrasonic flow transducer structure the most according to claim 1 and 2, it is characterised in that: on described pipeline section body
At least provided with pair of sensors installing hole (6), and being respectively mounted sonac, center sleeve (4) is arranged on two ultrasonic biographies
Between sensor (2), reflector (3) is separately positioned on the center sleeve (4) matched with sonac (2) position.
A kind of ultrasonic flow transducer structure the most according to claim 3, it is characterised in that: the centre of described center sleeve
Part, part internal diameter reduces, and reduces part (10) and constitutes a Measurement channel, and sonac (2) is arranged on and reduces part
(10) both sides；Center sleeve is provided with O RunddichtringO mounting groove (8), is provided with O RunddichtringO in O RunddichtringO mounting groove (8)
(7), as the sealing between pipeline section body and center sleeve.
5. a ultrasonic flow transducer structure, it is characterised in that: comprise pipeline section body (1), sonac (2), center sleeve
(4), pipeline section body (1) is provided with sensor mounting hole (6), and center sleeve (4) is provided with and matches with sensor mounting hole (6)
Center sleeve fixing hole (11), center sleeve (4) is arranged in pipeline section body (1), and sensor mounting hole (6) is fixed with center sleeve
Hole is provided with positioning body between (11), and center sleeve (4) is fixed and is positioned in pipeline section body (1) by positioning body；Sonac (2)
It is arranged in sensor mounting hole (6).
A kind of ultrasonic flow transducer structure the most according to claim 5, it is characterised in that: described positioning body, including fixed
Position set or alignment pin or spacer.
7. a ultrasonic flow transducer structure, it is characterised in that: comprise pipeline section body (1), sonac (2), center sleeve
(4), pipeline section body (1) is provided with sensor mounting hole (6), and center sleeve (4) is provided with and matches with sensor mounting hole (6)
Center sleeve fixing hole (11), center sleeve (4) is arranged in pipeline section body (1), logical between pipeline section body (1) and center sleeve (4)
Cross functional part or structure member is fixed, center sleeve (4) is positioned in pipeline section body (1)；Sonac (2) is arranged on biography
In sensor installing hole (6).
A kind of ultrasonic flow transducer structure the most according to claim 7, it is characterised in that: described functional part, including
Temperature sensor (12), the center sleeve fixing hole in sensor mounting hole (6) and center sleeve, be all and the axis of pipeline section body
Vertical and penetrating, the pipeline section body pipeline section wall that namely sensor mounting hole (6) centrage is corresponding also has hole one (14), in
Also having hole two (15) on the center tube wall that center sleeve fixing hole centrage on heart sleeve pipe is corresponding, temperature sensor passes
Hole one and hole two are arranged, are fixed on pipeline section body by center sleeve simultaneously.
A kind of ultrasonic flow transducer structure the most according to claim 7, it is characterised in that: described structure member, including
Fixing pin (13) or buckle or screw thread, be fixed on center sleeve (4) on pipeline section body (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620726490.8U CN205826048U (en) | 2016-07-12 | 2016-07-12 | A kind of ultrasonic flow transducer structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620726490.8U CN205826048U (en) | 2016-07-12 | 2016-07-12 | A kind of ultrasonic flow transducer structure |
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| CN205826048U true CN205826048U (en) | 2016-12-21 |
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| CN201620726490.8U Active CN205826048U (en) | 2016-07-12 | 2016-07-12 | A kind of ultrasonic flow transducer structure |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105973326A (en) * | 2016-07-12 | 2016-09-28 | 汇中仪表股份有限公司 | Ultrasound flow sensor structure and assembling positioning method thereof |
| CN112272759A (en) * | 2018-05-09 | 2021-01-26 | 真兰国际有限责任公司 | Ultrasonic wave meter |
-
2016
- 2016-07-12 CN CN201620726490.8U patent/CN205826048U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105973326A (en) * | 2016-07-12 | 2016-09-28 | 汇中仪表股份有限公司 | Ultrasound flow sensor structure and assembling positioning method thereof |
| CN112272759A (en) * | 2018-05-09 | 2021-01-26 | 真兰国际有限责任公司 | Ultrasonic wave meter |
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