CN206056691U - A kind of ultrasonic flow transducer - Google Patents
A kind of ultrasonic flow transducer Download PDFInfo
- Publication number
- CN206056691U CN206056691U CN201621081726.3U CN201621081726U CN206056691U CN 206056691 U CN206056691 U CN 206056691U CN 201621081726 U CN201621081726 U CN 201621081726U CN 206056691 U CN206056691 U CN 206056691U
- Authority
- CN
- China
- Prior art keywords
- center sleeve
- line piece
- reflector
- flow transducer
- pipeline section
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Landscapes
- Measuring Volume Flow (AREA)
Abstract
This utility model is related to a kind of ultrasonic flow transducer, and in particular with ultrasonic detecting technology, the effusion meter of fluid flow or liquid heat in metering conduit belongs to acoustics, field of sensing technologies.Technical scheme is：Comprising pipeline section body（1）, center sleeve（4）, reflector and line piece, be provided with center sleeve in pipeline section body（4）, reflector and line piece are directly anchored to center sleeve（4）On.This utility model simplifies reflector fixed structure, reduces overall amount of parts, reduces the assembly difficulty between each part and improve overall package efficiency, improve the effect of medium fluidised form in tested pipeline, improve instrument flow measurement condition, improve instrument use range, with simple and reasonable, easy for installation, reliability it is high, certainty of measurement is high, strong adaptability the features such as, can be widely applied in the flow transducer of Ultrasonic water meter, hotlist, effusion meter.
Description
Technical field
This utility model is related to a kind of ultrasonic flow transducer, in particular with ultrasonic detecting technology, liquid in metering conduit
The effusion meter of body flow or liquid heat, belongs to acoustics, field of sensing technologies.
Background technology
At present, existing ultrasonic flow transducer, particularly small-bore ultrasonic flow transducer are generally all adopted by reflection
Body reflection carries out the mode of transonic and measures, and reflector has a various forms such as lamellar, column, reflector typically according to
Fix by inserts or directly coordinate with pipeline section body by reflector itself and fix, the patent that such as I applies：《With beam function
Ultrasonic flow rate, Calorimeter Converter Using For Measuring Pipe Run》, China Patent No. ZL201020275319.2 is exactly by reflector
Interference fit is fixed between pipeline section body；Also reflector is held tightly admittedly by two half that two are cut open in the vertical
It is fixed, such as China Patent No. 200810176267.0；Also reflector is column, by the cylinder and pipeline section of column reflector
The circular hole matched on body is fixed, the ultrasonic flow transducer of background technology, is additionally provided with line piece, and mainly rising improves measured tube
Medium fluidised form effect in road, meanwhile, fixed plate of the line piece also as reflector.Above-mentioned ultrasonic flow transducer is deposited in use
The shortcomings of matching requirements high precision, many flow transducer building blocks, complex structure.
Utility model content
This utility model purpose is to provide a kind of ultrasonic flow transducer, and reflector fixes succinct, simple structure, assembling side
Just quick, solid and reliable, building block is few, and rising improves medium fluidised form in tested pipeline, solves problem present in background technology.
The technical solution of the utility model is：
A kind of ultrasonic flow transducer, comprising pipeline section body, center sleeve, line piece and reflector, in being provided with pipeline section body
Heart sleeve pipe, reflector and line piece are directly anchored on center sleeve.
The pipeline section body is provided with sensor mounting hole, and sonac is arranged on the sensor mounting hole on pipeline section body
Interior, sonac is matched with reflector.
At least provided with a pair of sensors installing hole on described pipeline section body, and sonac is respectively mounted, center sleeve
It is arranged between two sonacs, center sleeve is provided with the center sleeve fixing hole matched with sensor mounting hole；Instead
Beam is arranged on the center sleeve matched with sonac position.
The center sleeve, can be complete tubulose, and concordantly, its length is more than in a pair of sensors installing hole at both ends
The distance of heart line, is provided with hole on the corresponding center tube wall of sensor mounting hole, reflector is fixed on sensor mounting hole correspondence
Center sleeve tube wall on.
The center sleeve, can be incomplete tubulose, and at least one end is not concordant, and the tube wall of the end is extended to
The corresponding position of sensor mounting hole, reflector are fixed on the tube wall that center sleeve is extended at sensor mounting hole, center
Sleeve pipe extends the length of tube wall together with which, installs the distance of centerline hole more than a pair of sensors.
The mid portion of the center sleeve, part internal diameter reduce, and reduce part and constitute a Measurement channel, ultrasonic sensing
Device is arranged on the both sides of diminution part, is easy to improve certainty of measurement.Center sleeve is provided with O-ring seal mounting groove, O-shaped sealing
O-ring seal is provided with circle mounting groove, as the sealing between pipeline section body and center sleeve.
The line piece, mainly playing improves in tested pipeline the effect of medium fluidised form, can be it is a piece of can also be multi-disc,
Can be it is horizontally disposed can also be vertical arrangement.
The line piece, is divided into prenex flow and posterior cord flow；The reflector, is divided into front-reflection body and back reflector,
The reflector of water (flow) direction front end in pipeline section body, referred to as front-reflection body, the reflector of water (flow) direction rear end in pipeline section body, referred to as after
Reflector；Prenex flow, is arranged on before front-reflection body, and in pipeline section body, current reach prenex flow at first, anti-before then reaching
Beam；Posterior cord flow, is arranged on behind back reflector, and in pipeline section body, current first reach back reflector, line after then reaching
Piece.
This utility model center sleeve is defined and is acted on：The center sleeve, Main Function have two：One is center sleeve
Two ends provide the carrier of fixation reflex body；Two is to reduce 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 the diminution for measuring the regular length of 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；The sectional area of its diminution part can be changed with homalographic
Variable area changes.
The center sleeve is structure as a whole, and middle diminution part is integrally formed with both ends.For example：Integrated injection molding into
Type.
The center sleeve is Split type structure, and center sleeve radially disconnects, and is divided into two sections or three sections, in the middle of center sleeve
Diminution part be an entirety, it is indivisible, between two sections or three sections by grafting, the mode such as snap connection and be connected to one
Rise.Center sleeve is divided into three sections：Middle diminution part is one section, and the tube wall for reducing part front end is one section, after reducing part
The tube wall at end is one section.Center sleeve is divided into two sections：The tube wall for reducing part with wherein one end is one section, and other end tube wall is one
Section.
The center sleeve is fixed by the sonac being arranged on pipeline section body and is positioned, or passed through
The other functions part being arranged on pipeline section body and structural member are fixed and are positioned, such as temperature sensor, fixing pin, buckle, spiral shell
Stricture of vagina etc..
It can also be other shapes of, such as convex half-sphere shape that the reflector can be lamellar.
The reflector both sides are provided with card, and the tube wall of center sleeve is provided with the card groove matched with card；Reflection
The card of body both sides is stuck in the card groove on center sleeve, completes the fixation of reflector, and card groove is in center
Position, angle on pipe, determines according to the position angle that sonac is matched with reflector.
The line piece, which can both be that single part is assembled with center sleeve, or integral with reflector
Part, to can also be and become an integral molded plastic shaping with center sleeve, line piece material is identical with center sleeve material；Or adopt
With pre-buried inserts mode injection molded, line piece material is different from center sleeve material, and center sleeve is plastic material, line piece
It can be the non-plastic material such as metal.
The line piece is assembled with center sleeve, is provided with the line piece matched with line piece recessed on the tube wall of center sleeve
Groove, line piece both sides are stuck in the line piece groove on center sleeve, complete the fixation of line piece, and line piece groove is in
Position, angle on heart sleeve pipe, determines according to the position angle of line piece.
Between reflector and center sleeve, can also be fixed otherwise, such as pass through bonding or welding or be molded
The modes such as inserts fixation are fixed on reflector on center sleeve.
The mid portion of the center sleeve, part internal diameter reduce, and reduce part and constitute a Measurement channel, ultrasonic sensing
Device is arranged on the both sides of diminution part, is easy to improve certainty of measurement.
On the center sleeve, corresponding with sensor mounting hole position arranges center sleeve fixing hole, sonac or
Other functional parts are fixed to center sleeve and are positioned by the through hole.
Two reflectors are respectively front-reflection body and back reflector, and two line pieces are respectively prenex flow and rear line
Piece.
This utility model simplifies reflector fixed structure, reduces overall amount of parts, reduces between each part
Assembly difficulty and improve overall package efficiency, while also having functions that to improve medium fluidised form in tested pipeline, improve
Instrument use range, makes flow sensor arrangement more reasonable, simpler on the whole.
The beneficial effects of the utility model：As reflector direct-assembling is on the center sleeve of integrative-structure so that whole
Individual flow sensor arrangement and assembling are more simple, reliable, while production cost is reduced also substantially increase production efficiency.
The sensor also has the effect for improving medium fluidised form in tested pipeline simultaneously, improves instrument flow measurement condition, and improving instrument makes
Use scope.This utility model patent has that simple and reasonable, easy for installation, reliability is high, certainty of measurement is high, strong adaptability etc.
Feature, can be widely applied in the flow transducer of Ultrasonic water meter, hotlist, effusion meter.
Description of the drawings
Fig. 1 is one structural representation of this utility model embodiment；
Fig. 2 is one axle side cross section structure diagram of this utility model embodiment；
Fig. 3 is one pipeline section body structural representation of this utility model embodiment；
Fig. 4 is one center sleeve structural representation of this utility model embodiment；
Fig. 5 is one reflector dimensional structure diagram of this utility model embodiment；
Fig. 6 is one reflector side structure schematic view of this utility model embodiment；
Fig. 7 is structural representation after the assembling of two reflector of this utility model embodiment, line piece and center sleeve；
Fig. 8 is two reflector of this utility model embodiment, line piece center sleeve group decomposition texture schematic diagram；
Fig. 9 is structural representation after this utility model embodiment dyad structure centre sleeve-assembled；
Figure 10 is this utility model example IV line chip architecture schematic diagram；
Figure 11 is line piece and center sleeve unitary form dimensional structure diagram in this utility model embodiment three；
Figure 12 is line piece and center sleeve unitary form perspective cross-sectional structural representation in this utility model example IV；
Figure 13 is line piece and reflector unitary form perspective cross-sectional structural representation in this utility model embodiment five；
Figure 14 is six structural representation of this utility model embodiment；
Figure 15 is seven structural representation of this utility model embodiment；
Figure 16 is eight structural representation of this utility model embodiment；
In figure：Pipeline section body 1, sonac 2, front-reflection body 3, center sleeve 4, pipeline section wall 5, sensor mounting hole 6, O
Type sealing ring 7, O-ring seal mounting groove 8, card groove 9, reduce part 10, center sleeve fixing hole 11, prenex flow 12,
Line piece groove 13, posterior cord flow 14, back reflector 15.
Specific embodiment
Below in conjunction with accompanying drawing, this utility model is described further by embodiment
Embodiment one：Referring to the drawings 1-6.
A kind of ultrasonic flow transducer, comprising pipeline section body 1, center sleeve 4, reflector and line piece, is provided with pipeline section body
Center sleeve 4, reflector and line piece are directly anchored on center sleeve 4.
The pipeline section body is provided with sensor mounting hole 6, and sonac 2 is arranged on the sensor on pipeline section body 1 and installs
In hole 6, sonac 2 is matched with reflector.
At least provided with a pair of sensors installing hole 6 on described pipeline section body, and sonac is respectively mounted, center sleeve
4 are arranged between two sonacs 2, and center sleeve 4 is provided with the center sleeve fixing hole matched with sensor mounting hole 6
11；Reflector is arranged on the center sleeve 4 matched with 2 position of sonac.
The center sleeve 4, can be complete tubulose, and concordantly, its length is more than a pair of sensors installing hole 6 at both ends
The distance of centrage, is provided with hole on the corresponding center tube wall of sensor mounting hole, and reflector is fixed on sensor mounting hole pair
On 4 tube wall of center sleeve answered.
The center sleeve 4, can be incomplete tubulose, and at least one end is not concordant, and the tube wall of the end extends
To 6 corresponding position of sensor mounting hole, reflector is fixed on the tube wall that center sleeve 4 is extended at sensor mounting hole 6,
Center sleeve extends the length of tube wall together with which, more than the distance of 6 centrage of a pair of sensors installing hole.
The mid portion of the center sleeve, part internal diameter reduce, and reduce part 10 and constitute a Measurement channel, and ultrasound is passed
Sensor 2 is arranged on the both sides for reducing part 10, is easy to improve certainty of measurement.Center sleeve is provided with O-ring seal mounting groove 8, O
O-ring seal 7 is provided with type sealing ring mounting groove 8, as the sealing between pipeline section body and center sleeve.
This utility model center sleeve is defined and is acted on：The center sleeve, Main Function have two：One is center sleeve
Two ends provide the carrier of fixation reflex body；Two is to reduce 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 the diminution for measuring the regular length of 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；The sectional area of its diminution part can be changed with homalographic
Variable area changes.
The center sleeve is structure as a whole, and middle diminution part is integrally formed with both ends.For example：Integrated injection molding into
Type.
The present embodiment line piece, is that single part is assembled with center sleeve.
The reflector both sides are provided with card, and the tube wall of center sleeve 4 is provided with the card groove 9 matched with card；Instead
The card of beam both sides is stuck in the card groove on center sleeve, completes the fixation of reflector, and card groove is at center
Position, angle on sleeve pipe, determines according to the position angle that sonac is matched with reflector.The line piece and center
Pipe 4 is assembled, and is provided with the line piece groove 13 matched with line piece, during line piece both sides are stuck on the tube wall of center sleeve
In line piece groove 13 on heart sleeve pipe, the fixation of line piece is completed, position of the line piece groove on center sleeve, angle,
Determined according to the position angle of line piece.
Embodiment two：Referring to the drawings 7,8,9.
The center sleeve is Split type structure, and center sleeve radially disconnects, and is divided into two sections or three sections, in the middle of center sleeve
Diminution part be an entirety, it is indivisible, between two sections or three sections by grafting, the mode such as snap connection and be connected to one
Rise.Center sleeve is divided into three sections：Middle diminution part is one section, and the tube wall for reducing part front end is one section, after reducing part
The tube wall at end is one section.Center sleeve is divided into two sections：The tube wall for reducing part with wherein one end is one section, and other end tube wall is one
Section.
The center sleeve 4 be it is that the sonac 2 by being arranged on pipeline section body 1 is fixed and is positioned, or
Fix and position by the other functions part and structural member that are arranged on pipeline section body 1, such as temperature sensor, fixing pin, card
Button, screw thread etc..
Embodiment three：Referring to the drawings 11.
The present embodiment line piece, is to become an integral molded plastic shaping, line piece material and center sleeve 4 with center sleeve
Material is identical.
Example IV：Referring to the drawings 10,12.
The present embodiment line piece, using pre-buried inserts mode injection molded, line piece material is with 4 material of center sleeve not
Together, center sleeve is plastic material, and line piece is metal material.
Embodiment five：Referring to the drawings 13.
The present embodiment line piece, be and the integral part of reflector.
The assembling process of embodiment one：
1. the part for assembling is needed to include：One pipeline section body, 1, two sonacs, center sleeve, one it is O-shaped
7, two reflectors of sealing ring and two line pieces；
2. complete the assembling between center sleeve and two reflectors：Reflector both sides are provided with card, the pipe of center sleeve
Wall is provided with the card groove 9 matched with card, and the card of reflector both sides is stuck in the card groove 9 on center sleeve
It is interior, complete the fixation of reflector, position of the card groove on center sleeve, angle, according to sonac and reflector
The position angle matched somebody with somebody determines；Two reflectors are separately fixed on the tube wall at center sleeve two ends；
3. complete the assembling between center sleeve and two line pieces：It is provided with the tube wall of center sleeve 4 and line piece
The line piece groove 13 of matching, line piece both sides are stuck in the line piece groove 13 on center sleeve, complete line piece
Fixed, position of the line piece groove on center sleeve, angle are determined according to the position angle of line piece；
4. and then O-ring seal 7 is assemblied on center sleeve 4, forms semi-finished product module；
The semi-finished product module is loaded in pipeline section body 1, pipeline section body is provided with a pair of sensors installing hole, sensor mounting hole
Interior loading sonac 2, that is, complete the assembling of ultrasonic flow transducer.
The mid portion of the center sleeve, part internal diameter reduce, and reduce part 10 and constitute a Measurement channel, and ultrasound is passed
Sensor 2 is arranged on the both sides for reducing part 10, is easy to improve certainty of measurement.
On the center sleeve, position corresponding with sensor mounting hole arranges center sleeve fixing hole 11, sonac
2 or other functional parts center sleeve is fixed and is positioned by the through hole.
The line piece, is divided into prenex flow 12 and posterior cord flow 14；The reflector, is divided into front-reflection body 3 and rear anti-
Beam 15, the referred to as reflector of water (flow) direction front end in pipeline section body, front-reflection body, the reflection of water (flow) direction rear end in pipeline section body
Body, referred to as back reflector；Prenex flow, is arranged on before front-reflection body, and in pipeline section body, current reach prenex flow at first, then
Reach front-reflection body；Posterior cord flow, is arranged on behind back reflector, and in pipeline section body, current first reach back reflector, then arrive
Up to posterior cord flow.
This utility model toe-in flow is prerequisite, and posterior cord flow according to circumstances can choose whether to arrange.
This utility model also has three kinds of embodiments：
Embodiment six, referring to the drawings 14.
Posterior cord flow 14 is directly shaped with 4 integrated through injection molding of center sleeve as inserts, is structure as a whole；Prenex flow 12 is single
Solely with center sleeve on line piece matching grooves, fit together；Then center sleeve is overall is assembled with pipeline section body again.The knot
Structure major advantage has：Posterior cord flow 14 is integrally formed with center sleeve, reduces assembling procedure, improves production efficiency；Posterior cord
Flow is integrally formed with center sleeve, and product size precision and concordance are good, are conducive to instrument measurement.
Embodiment seven, referring to the drawings 15.
The center sleeve is Split type structure, and center sleeve radially disconnects, and is divided into two sections, with posterior cord flow 14 and after
One section of reflector 15 collectively constitutes one section with the diminution part of centre, is another with front-reflection body 3 and prenex flow 12
Section；During assembling, first one section is loaded using interference fit with pipeline section body, or location and installation groove is set on pipeline section body and coordinated
Install, be then charged into another section and other parts.The structure major advantage has：Posterior cord flow is integrally formed with center sleeve, subtracts
Lack assembling procedure, improve production efficiency；Posterior cord flow is integrally formed with center sleeve, product size precision and concordance
It is good, be conducive to instrument measurement.
Embodiment eight, referring to the drawings 16.
The center sleeve is Split type structure, and center sleeve radially disconnects, and is divided into three sections, with posterior cord flow 14 and after
Reflector 15 for first paragraph, middle diminution portion is second segment, with front-reflection body 3 and prenex flow 12 for the 3rd section；
During assembling, first the mid portion of second segment can be assembled with pipeline section body, remaining two-stage nitration and pipeline section body are adopted into interference then
Fitting into, or location and installation groove is arranged on pipeline section body carries out cooperation installation, finally loads other parts.The structure is mainly excellent
Point has：Center sleeve is divided into three parts, reduces part manufacture difficulty, beneficial to Product Cost Control.
Claims (10)
1. a kind of ultrasonic flow transducer, it is characterised in that：Comprising pipeline section body（1）, center sleeve（4）, reflector and line piece,
Center sleeve is provided with pipeline section body（4）, reflector and line piece are directly anchored to center sleeve（4）On.
2. a kind of ultrasonic flow transducer according to claim 1, it is characterised in that：Pipeline section body is provided with sensor installation
Hole（6）, sonac（2）It is arranged on pipeline section body（1）On sensor mounting hole（6）It is interior, sonac（2）With reflector
Match.
3. a kind of ultrasonic flow transducer according to claim 2, it is characterised in that：On described pipeline section body at least provided with
A pair of sensors installing hole（6）, and sonac is respectively mounted, center sleeve（4）It is arranged on two sonacs（2）It
Between, center sleeve（4）It is provided with and sensor mounting hole（6）The center sleeve fixing hole of matching（11）；Reflector be arranged on
Sonac（2）The center sleeve that position matches（4）On.
4. a kind of ultrasonic flow transducer according to claim 1 or 3, it is characterised in that：The center sleeve（4）, it is
Complete tubulose, both ends are concordant, and its length is more than a pair of sensors installing hole（6）The distance of centrage, sensor mounting hole
Hole is provided with corresponding center tube wall, reflector is fixed on the corresponding center sleeve of sensor mounting hole（4）On tube wall.
5. a kind of ultrasonic flow transducer according to claim 1 or 3, it is characterised in that：The center sleeve（4）, it is
Incomplete tubulose, at least one end be not concordant, and the tube wall of the end extends to sensor mounting hole（6）Corresponding position,
Reflector is fixed on center sleeve（4）Extend to sensor mounting hole（6）On the tube wall at place, center sleeve extends tube wall together with which
Length, more than a pair of sensors installing hole（6）The distance of centrage.
6. a kind of ultrasonic flow transducer according to claim 1 or 3, it is characterised in that：The line piece and center
Pipe（4）Assembling, is provided with the line piece groove matched with line piece on the tube wall of center sleeve（13）, line piece both sides are blocked respectively
Line piece groove on center sleeve（13）It is interior, complete the fixation of line piece.
7. a kind of ultrasonic flow transducer according to claim 1 or 3, it is characterised in that：The center sleeve is split
Structure, center sleeve radially disconnect, and are divided into two sections or three sections, and the diminution part in the middle of center sleeve is an entirety, can not
Segmentation, is linked together by grafting, the mode of snapping connection between two sections or three sections.
8. a kind of ultrasonic flow transducer according to claim 1 or 3, it is characterised in that：The line piece, Shi Yu centers
Sleeve pipe becomes an integral molded plastic shaping, line piece material and center sleeve（4）Material is identical.
9. a kind of ultrasonic flow transducer according to claim 1 or 3, it is characterised in that：The line piece, using pre-buried
Inserts mode injection molded, line piece material and center sleeve（4）Material is different, and center sleeve is plastic material, and line piece is
Metal material.
10. a kind of ultrasonic flow transducer according to claim 1 or 3, it is characterised in that：The line piece, be with instead
The integral part of beam.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621081726.3U CN206056691U (en) | 2016-09-27 | 2016-09-27 | A kind of ultrasonic flow transducer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621081726.3U CN206056691U (en) | 2016-09-27 | 2016-09-27 | A kind of ultrasonic flow transducer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206056691U true CN206056691U (en) | 2017-03-29 |
Family
ID=58366789
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621081726.3U Active CN206056691U (en) | 2016-09-27 | 2016-09-27 | A kind of ultrasonic flow transducer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206056691U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106153134A (en) * | 2016-09-27 | 2016-11-23 | 汇中仪表股份有限公司 | A kind of ultrasonic flow transducer and assemble method thereof |
-
2016
- 2016-09-27 CN CN201621081726.3U patent/CN206056691U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106153134A (en) * | 2016-09-27 | 2016-11-23 | 汇中仪表股份有限公司 | A kind of ultrasonic flow transducer and assemble method thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN206056691U (en) | A kind of ultrasonic flow transducer | |
| CN201724700U (en) | Measurement pipe section for ultrasonic flowmeter/calorimeter converter with beam function | |
| CN205826048U (en) | A kind of ultrasonic flow transducer structure | |
| CN206056690U (en) | A kind of center sleeve of ultrasonic flow transducer and line piece package assembly | |
| CN201803750U (en) | Ultrasonic flow sensor with embedded inner pipe | |
| CN202018311U (en) | Reflection-type ultrasonic flow sensor | |
| CN105973327A (en) | Ultrasound flow sensor and assembling method thereof | |
| CN205449174U (en) | Ultrasonic wave base table with stable voltage and current ware device | |
| CN209485456U (en) | A kind of ultrasonic water metering modular structure and ultrasonic water meter | |
| CN106153134A (en) | A kind of ultrasonic flow transducer and assemble method thereof | |
| CN216791293U (en) | Multi-channel large-caliber ultrasonic water meter with column type transducer installed in layered mode | |
| CN205879270U (en) | Ultrasonic flow sensor | |
| CN218443998U (en) | Ultrasonic runner and ultrasonic water meter | |
| CN206362391U (en) | A kind of measurement pipe segment structure with rectification function | |
| CN217236892U (en) | Ultrasonic water meter tube core structure and shell | |
| CN202350954U (en) | Novel reflective tapered ultrasonic calorimeter base table | |
| CN105973326A (en) | Ultrasound flow sensor structure and assembling positioning method thereof | |
| CN106679749A (en) | Central sleeve flow constraint structure for ultrasonic water meter, heat meter and flowmeter and method | |
| CN209524967U (en) | A kind of flange form ultrasonic flowmeter outer housing | |
| CN206905824U (en) | A kind of Ultrasonic water meter, calorimeter, flowmeter center sleeve line structure | |
| CN205015102U (en) | Ultrasonic calorimeter | |
| CN206054255U (en) | Membrane pump and the purifier with which | |
| CN205719135U (en) | A kind of modified model column ultrasonic flowmeter base tube | |
| CN219063116U (en) | Assembled ultrasonic flowmeter tube section structure | |
| CN205244637U (en) | Novel screw thread formula plastics separation and reunion hard tube structure |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |