CN207439481U - A kind of finned ultrasonic flow sensor - Google Patents
A kind of finned ultrasonic flow sensor Download PDFInfo
- Publication number
- CN207439481U CN207439481U CN201721486732.1U CN201721486732U CN207439481U CN 207439481 U CN207439481 U CN 207439481U CN 201721486732 U CN201721486732 U CN 201721486732U CN 207439481 U CN207439481 U CN 207439481U
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- Prior art keywords
- measurement pipe
- ultrasonic
- pipe
- wedge block
- finned
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Abstract
The utility model discloses a kind of finned ultrasonic flow sensors, including measurement pipe, the water inlet end of the measurement pipe is connected with water inlet pipe by first flange, the water outlet of the measurement pipe is connected with outlet pipe by second flange, the measurement pipe is internally provided with buffer unit close to one end of water inlet pipe, fin is equipped in the measurement pipe, multiple ultrasonic transducers are equipped in the measurement pipe, each ultrasonic transducer has been fixedly connected with link, the one end of the link away from ultrasonic transducer offers card slot, wedge block there are two being set in the card slot, multiple resetting springs are equipped on each wedge block, the one end of the resetting spring away from wedge block is connected on link, each wedge block is close to be rotatably connected to first connecting rod.The utility model stable structure, ultrasonic transducer can cleaning incrustation scale easy to disassemble, maintain easily, the substantial amounts of time and efforts of staff can be saved, be worthy to be popularized.
Description
Technical field
The utility model is related to flow sensor technical field more particularly to a kind of finned ultrasonic flow sensors.
Background technology
Existing ultrasonic flow instrument relies on ultrasonic wave caused by ultrasonic transducer, the characteristic propagated in a fluid
(such as speed difference, phase place change), to measure fluid flow in pipeline.When ultrasonic wave is propagated in a fluid, propagation characteristic
It can be influenced be subject to the flowing field stability of fluid, in practical applications, due to installation, the length of front and rear straight tube, upstream and downstream valve
The turbulent flow influence of the generations such as door elbow, the flowing field stability of fluid are unable to reach preferable laminar condition, and various turbulent flows make ultrasonic wave
The characteristic signals that energy converter obtains deviate actual value, cause measurement inaccurate, to improve flow measurement precision and repeatability, generally
It can make aid in treatment in energy converter, circuit etc., add process complexity and cost, and ultrasonic transducer usage time
It is long to be easy to cause fouling thereon, influence measurement accuracy.
Utility model content
The purpose of this utility model is easily to accumulate incrustation scale in order to solve ultrasonic transducer in the prior art and be not easy clear
The problem of reason causes to influence measurement accuracy, and a kind of finned ultrasonic flow sensor proposed.
To achieve these goals, the utility model employs following technical solution：
A kind of finned ultrasonic flow sensor, including measurement pipe, the water inlet end of the measurement pipe passes through first flange
Water inlet pipe is connected with, the water outlet of the measurement pipe is connected with outlet pipe by second flange, and the measurement pipe is close to water inlet pipe
One end be internally provided with buffer unit, fin is equipped in the measurement pipe, multiple ultrasonic transducers are equipped in the measurement pipe,
Each ultrasonic transducer has been fixedly connected with link, and the one end of the link away from ultrasonic transducer offers
Card slot is set in the card slot there are two wedge block, and multiple resetting springs, the resetting spring are equipped on each wedge block
One end away from wedge block is connected on link, and each wedge block is close to be rotatably connected to first connecting rod, Mei Gesuo
One end rotation connection of the first connecting rod away from wedge block is stated, the coupling part of two first connecting rods is rotatably connected to the second company
Bar, the one end of the second connecting rod away from first connecting rod are rotatably connected to threaded rod, and the link is equipped with nut, and screw thread
Bar is connected with nut thread, and the threaded rod is fixedly connected with turntable through nut, and fixed frame is arranged on link, described solid
Frame is determined through measurement pipe and is fixedly connected on it.
Preferably, the fin separates the ultrasonic transducer circumference equal dividing being arranged in measurement pipe.
Preferably, the upper end of the measurement pipe is equipped with flow display device, and flow display device and ultrasonic transducer
It is electrically connected.
Preferably, the flow display device is equipped with ground wire.
Preferably, the threaded rod is rotatablely connected by miniature deep groove ball bearing and second connecting rod.
Preferably, sealing washer is equipped between the fixed frame and measurement pipe.
In the utility model, the setting of buffer unit into row buffering current stabilization, makes it steady turbulent fluid in water inlet pipe
Into in measurement pipe, the water level in measurement pipe can be also slightly improved, makes the ultrasonic transducer of top can also play one's part to the full,
Buffer unit can be cellular porous device, and the fluid that subsequent fin comes entrance is arranged and water conservancy diversion, and flow field is made more to connect
Nearly ideal laminar condition, the signal accuracy ultrasonic transducer exported so as to significantly improve ultrasonic transducer turn electric energy
Ultrasonic energy is changed to, and is transmitted in detected fluid, the ultrasonic signal that receiver receives amplifies through electronic circuit
And be converted to represent flow electric signal supply display and integrating meter shown and calculated, thereby realize the inspection of flow
It surveys and shows, when usage time is long, the incrustation scale on ultrasonic transducer surface can be cleared up, rotate turntable with hand, turn
Disk drives the threaded rod of connection fixed thereto to rotate, and threaded rod is moved up and down by the threaded connection with nut to realize, screw thread
After bar movement rotationally connected second connecting rod is driven to move, second connecting rod drives two first connecting rod movements, first connecting rod
After movement pull wedge block and make its take in card slot in, at this time link loosened under fastening state can be pulled out measurement pipe into
Row incrustation scale is cleared up.The utility model stable structure, ultrasonic transducer can cleaning incrustation scale easy to disassemble, maintain easily, can save
The substantial amounts of time and efforts of staff is saved, is worthy to be popularized.
Description of the drawings
Fig. 1 be the utility model proposes a kind of finned ultrasonic flow sensor structure diagram；
Fig. 2 be the utility model proposes a kind of finned ultrasonic flow sensor measurement pipe internal structure signal
Figure；
Fig. 3 is a kind of part A structure for amplifying signal of the finned ultrasonic flow sensor proposed in the utility model
Figure.
In figure：1 measurement pipe, 2 water inlet pipes, 3 outlet pipes, 4 fins, 5 fixed frames, 6 links, 7 ultrasonic transducers, 8
One connecting rod, 9 wedge blocks, 10 second connecting rods, 11 resetting springs, 12 threaded rods, 13 turntables, 14 nuts, 15 buffer units, 16 flows
Display device.
Specific embodiment
The following is a combination of the drawings in the embodiments of the present utility model, and the technical scheme in the embodiment of the utility model is carried out
It clearly and completely describes, it is clear that the described embodiments are only a part of the embodiments of the utility model rather than whole
Embodiment.
With reference to Fig. 1-3, a kind of finned ultrasonic flow sensor, including measurement pipe 1, the water inlet end of measurement pipe 1 passes through
First flange is connected with water inlet pipe 2, and the water outlet of measurement pipe 1 is connected with outlet pipe 3 by second flange, measurement pipe 1 close into
One end of water pipe 2 is internally provided with buffer unit 15, and fin 4 is equipped in measurement pipe 1, multiple ultrasonic wave transducers are equipped in measurement pipe 1
Device 7, each ultrasonic transducer 7 have been fixedly connected with link 6, and the one end of link 6 away from ultrasonic transducer 7 offers
Card slot is set in card slot there are two wedge block 9, is equipped with multiple resetting springs 11 on each wedge block 9, resetting spring 11 is away from wedge
One end of shape block 9 is connected on link 6, and each wedge block 9 is close to be rotatably connected to first connecting rod 8, each first connecting rod 8
One end away from wedge block 9 is rotatablely connected, and the coupling part of two first connecting rods 8 is rotatably connected to second connecting rod 10, and second connects
The one end of bar 10 away from first connecting rod 8 is rotatably connected to threaded rod 12, and link 6 is equipped with nut 14, and threaded rod 12 and spiral shell
Mother 14 is threadedly coupled, and threaded rod 12 is fixedly connected with turntable 13 through nut 14, fixed frame 5, fixed frame are arranged on link 6
5 through measurement pipe 1 and being fixedly connected on it, fin 4 by 7 circumference equal dividing of ultrasonic transducer being arranged in measurement pipe 1 every
It opens, can be separated from each other each ultrasonic transducer 7 makes measurement more accurate, and the upper end of measurement pipe 1 is equipped with flow display device
16, and flow display device 16 is electrically connected with ultrasonic transducer 7, flow display device 16 electric signal can be carried out display and
It calculates, flow display device 16 is equipped with ground wire, and correct set of ground wire can prevent ultrasonic flow sensor at the scene
It can not be used under strong jamming, threaded rod 12 is rotatablely connected by miniature deep groove ball bearing and second connecting rod 10, miniature deep-groove ball axis
The setting held is played the role of supporting and fixing, and threaded rod 12 is made to be rotatablely connected with second connecting rod 10, fixed frame 5 and measurement pipe 1
Between be equipped with sealing washer, the setting of sealing washer can further improve sealing performance, prevents current from oozing out.
The utility model can by buffer unit 15 to the turbulent fluid in water inlet pipe 2 into row buffering current stabilization, buffer unit 15
Can be cellular porous device, the fluid that subsequent fin 4 comes entrance is arranged and water conservancy diversion, makes flow field closer to sheaf of ideal
Stream mode, the signal accuracy ultrasonic transducer 7 exported so as to significantly improve ultrasonic transducer 7 convert electrical energy into super
Acoustic wave energy, and be transmitted in detected fluid, the ultrasonic signal that will then receive amplifies and is converted through electronic circuit
Electric signal supply flow rate display device 16 to represent flow is shown and is calculated, and is thereby realized the detection of flow and is shown
Show, when usage time is long, the incrustation scale on 7 surface of ultrasonic transducer can be cleared up, turntable 13, turntable 13 are rotated with hand
The threaded rod 12 of connection fixed thereto is driven to rotate, threaded rod 12 is moved up and down by the threaded connection with nut 14 to realize,
Threaded rod 12 drives rotationally connected second connecting rod 10 to move after moving, and second connecting rod 10 drives two first connecting rods 8 to transport
Dynamic, first connecting rod 8 pulls wedge block 9 after moving and it is made to take in card slot, and is loosened under fastening state can be by for link 6 at this time
It is extracted measurement pipe 1 and carries out incrustation scale cleaning.
The above is only the preferable specific embodiment of the utility model, but the scope of protection of the utility model is not
This is confined to, in the technical scope that any one skilled in the art discloses in the utility model, according to this practicality
New technical solution and its utility model design are subject to equivalent substitution or change, should all cover the protection model in the utility model
Within enclosing.
Claims (6)
- A kind of 1. finned ultrasonic flow sensor, including measurement pipe (1), which is characterized in that the water inlet of the measurement pipe (1) End is connected with water inlet pipe (2) by first flange, and the water outlet of the measurement pipe (1) is connected with outlet pipe by second flange (3), the measurement pipe (1) is internally provided with buffer unit (15) close to one end of water inlet pipe (2), is equipped in the measurement pipe (1) Fin (4), the measurement pipe (1) is interior to be equipped with multiple ultrasonic transducers (7), and each ultrasonic transducer (7) is fixed Link (6) is connected with, the one end of the link (6) away from ultrasonic transducer (7) offers card slot, set in the card slot There are two wedge block (9), multiple resetting springs (11) are equipped on each wedge block (9), the resetting spring (11) is remote One end from wedge block (9) is connected on link (6), and each wedge block (9) is close to be rotatably connected to first connecting rod (8), each one end of the first connecting rod (8) away from wedge block (9) is rotatablely connected, the connection of two first connecting rods (8) Partial turn is connected with second connecting rod (10), and the one end of the second connecting rod (10) away from first connecting rod (8) is rotatably connected to spiral shell Rasp bar (12), the link (6) is equipped with nut (14), and threaded rod (12) is threadedly coupled with nut (14), the screw thread Bar (12) is fixedly connected with turntable (13) through nut (14), and fixed frame (5), the fixed frame (5) are arranged on link (6) Through measurement pipe (1) and it is fixedly connected on it.
- 2. a kind of finned ultrasonic flow sensor according to claim 1, which is characterized in that the fin (4) will Ultrasonic transducer (7) circumference equal dividing being arranged in measurement pipe (1) separates.
- A kind of 3. finned ultrasonic flow sensor according to claim 1, which is characterized in that the measurement pipe (1) Upper end be equipped with flow display device (16), and flow display device (16) and ultrasonic transducer (7) are electrically connected.
- A kind of 4. finned ultrasonic flow sensor according to claim 3, which is characterized in that the flow indication dress It puts (16) and is equipped with ground wire.
- A kind of 5. finned ultrasonic flow sensor according to claim 1, which is characterized in that the threaded rod (12) It is rotatablely connected by miniature deep groove ball bearing and second connecting rod (10).
- A kind of 6. finned ultrasonic flow sensor according to claim 1, which is characterized in that the fixed frame (5) Sealing washer is equipped between measurement pipe (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721486732.1U CN207439481U (en) | 2017-11-09 | 2017-11-09 | A kind of finned ultrasonic flow sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721486732.1U CN207439481U (en) | 2017-11-09 | 2017-11-09 | A kind of finned ultrasonic flow sensor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207439481U true CN207439481U (en) | 2018-06-01 |
Family
ID=62288273
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721486732.1U Expired - Fee Related CN207439481U (en) | 2017-11-09 | 2017-11-09 | A kind of finned ultrasonic flow sensor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207439481U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110207761A (en) * | 2019-07-11 | 2019-09-06 | 中国电建集团昆明勘测设计研究院有限公司 | Sponge city wisdom monitoring system |
| CN110864754A (en) * | 2019-11-19 | 2020-03-06 | 吕村星 | Flow display device convenient to install based on flow monitoring |
-
2017
- 2017-11-09 CN CN201721486732.1U patent/CN207439481U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110207761A (en) * | 2019-07-11 | 2019-09-06 | 中国电建集团昆明勘测设计研究院有限公司 | Sponge city wisdom monitoring system |
| CN110864754A (en) * | 2019-11-19 | 2020-03-06 | 吕村星 | Flow display device convenient to install based on flow monitoring |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180601 Termination date: 20181109 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |