CN106092232A - A kind of bypass correlation acoustic wave flow meter - Google Patents
A kind of bypass correlation acoustic wave flow meter Download PDFInfo
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- CN106092232A CN106092232A CN201610451847.0A CN201610451847A CN106092232A CN 106092232 A CN106092232 A CN 106092232A CN 201610451847 A CN201610451847 A CN 201610451847A CN 106092232 A CN106092232 A CN 106092232A
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- Prior art keywords
- acoustic wave
- bypass
- inlet
- control circuit
- bypass duct
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Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F1/00—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow
- G01F1/66—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow by measuring frequency, phase shift or propagation time of electromagnetic or other waves, e.g. using ultrasonic flowmeters
- G01F1/662—Constructional details
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- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Fluid Mechanics (AREA)
- General Physics & Mathematics (AREA)
- Measuring Volume Flow (AREA)
Abstract
The invention discloses a kind of bypass correlation acoustic wave flow meter, including Inlet and outlet water termination, bypass duct, acoustic wave transducer, control circuit storehouse, control circuit, battery；Bypass duct is positioned at the periphery of Inlet and outlet water termination axis, and acoustic wave transducer is mounted opposite in the both sides of bypass duct and is connected with control circuit.The invention has the beneficial effects as follows: use bypass channel structure, acoustic wave transducer correlation can be realized, obtain maximum transducing signal export and reduce background noise, thus promote the range ratio of effusion meter, measuring accuracy, the reduction pressure loss, it is following tap water, combustion gas, the main metering method of heat.
Description
Technical field
The present invention relates to a kind of acoustic wave flow meter, particularly relate to bypass correlation acoustic wave flow meter.
Background technology
Current small-bore ultrasonic water meter, heat energy meter, cause excessive pressure for reducing ultrasonic transducer structure to pipeline
Power is lost, and general uses reflective, thus brings that sound travel is complicated, loss is big, cost is high, it is complicated to install, precision controlling is difficult etc. and asks
Topic.
Summary of the invention
The technical problem to be solved in the present invention is, for overcoming the deficiencies in the prior art, it is provided that a kind of bypass correlation sound wave
Effusion meter.
The technical solution used in the present invention is: a kind of bypass correlation acoustic wave flow meter, it is characterised in that: include Inlet and outlet water
Termination 1, bypass duct 2, acoustic wave transducer 3, control circuit 11 and battery 12, described Inlet and outlet water termination 1 is provided with pipeline and connects
Screw thread 1.1, intake-outlet 1.2 and internal water channel 1.3, pipeline connects screw thread 1.1 and is located at intake-outlet 1.2；Described bypass
Pipeline 2 is provided with control circuit storehouse 2.2 and bypass water channel 2.1, and control circuit 11 and battery 12 are positioned at control circuit storehouse 2.2；
The pipe shaft of bypass duct 2 and Inlet and outlet water termination 1 is fixing to be connected；Acoustic wave transducer 3 is arranged on both sides, Inlet and outlet water termination 1, Inlet and outlet water
The medium flow channels that mouth 1.2, internal water channel 1.3 seal with bypass water channel 2.1 intermediate formation, the sound wave of both sides, Inlet and outlet water termination 1
Transducer 3 carries out bypassing the metering of correlation acoustic wave flow to medium stream；Battery 12 provides power supply for control circuit 11；Control electricity
Road 11 connects acoustic wave transducer 3, and is realized and trunking or the communication of display terminal by radio-circuit.
When being embodied as, bypass duct 2 is positioned at the periphery of Inlet and outlet water termination 1 axis, and acoustic wave transducer 3 is arranged on shunt valve
The both sides in road 2, in correlation state, fluid flows to other end acoustic wave transducer 3 by the side of one end acoustic wave transducer 3 front end
Side.
When being embodied as, acoustic wave transducer 3 installation place is provided with temperature sensor, acoustic wave transducer 3, temperature sensor 15 with
Control circuit 11 connects.
When being embodied as, acoustic wave transducer 3 installation place is provided with pressure transducer 16, acoustic wave transducer 3, pressure transducer 16
It is connected with control circuit 11.
When being embodied as, described Inlet and outlet water termination 1 is provided with the connection external screw thread 1.4 being connected with bypass duct 2, turnover
Water end (W.E.) head 1 is provided with dowel hole 6；Connection female thread suitable with being connected external screw thread 1.4 on described bypass duct 2, other
Road pipeline 2 connects with being connected external screw thread 1.4 outside Inlet and outlet water termination by connecting female thread, and is sealed by seal groove circle 9,
Bypass duct 2 is provided with limited bayonet 10, is provided with pin assembly 5 in the dowel hole 6 of Inlet and outlet water termination 1, and pin assembly 5 wraps
Including alignment pin and spring, the end of alignment pin is positioned at the limited bayonet 10 of bypass duct 2, bypass duct 2 and Inlet and outlet water termination 1
Spacing fixing by pin assembly 5.
When being embodied as, in the middle of bypass duct 2 and Inlet and outlet water termination 1, it is provided with seal groove circle 9, bypass duct 2 and Inlet and outlet water
The medium flow channels that termination 1 is formed is sealed by seal groove circle 9, and bypass duct 2 is provided with perforation 13, is provided with restraint zone and wears
Crossing perforation 13, be wound on Inlet and outlet water termination 1 outside, bypass duct 2 is fastenedly connected by restraint zone with Inlet and outlet water termination 1.
When being embodied as, control circuit storehouse 2.2 is provided with control storehouse lid 7, controls storehouse lid 7 by seal groove pad 8 and control
Circuit storehouse 2.2 seals；Acoustic wave transducer 3 is by transducer capping 4 sealing.
When being embodied as, also including sealing cover 14, control circuit storehouse 2.2 and acoustic wave transducer 3 are sealed by sealing cover 14.
The invention has the beneficial effects as follows: the present invention uses bypass channel structure, acoustic wave transducer correlation can be realized, it is thus achieved that
Big transducing signal exports and reduces background noise, thus promotes the range ratio of effusion meter, measuring accuracy, the reduction pressure loss.
Accompanying drawing explanation
Fig. 1 is that first embodiment of the invention uses threaded structural representation.
Fig. 2 is the embodiment structural representation that second embodiment of the invention uses that restraint zone connects.
Fig. 3 third embodiment of the invention bypass correlation acoustic wave flow meter big pipeline embodiment structure principle chart.
Fig. 4 is that the present invention bypasses correlation acoustic wave flow meter circuit theory schematic diagram.
In figure: 1, Inlet and outlet water termination 1.1, connection screw thread 1.2, intake-outlet 1.3, internal water channel 1.4, the outer spiral shell of connection
Stricture of vagina 2, bypass duct 2.1, bypass water channel 2.2, control circuit storehouse 3, acoustic wave transducer, 4,4.1, transducer capping groove 5, fixed
Position pin assemblies 6, dowel hole 7, controller storehouse lid 8, seal groove pad 9, pipe seal groove circle 10, limited bayonet 11, control
Circuit 12 processed, battery 13, perforation 14, sealing cover 15, temperature sensor 16, pressure transducer.
Detailed description of the invention
Below in conjunction with Fig. 1, Fig. 2, Fig. 3, Fig. 4 and three specific embodiments, the present invention is elaborated:
Embodiment 1:
A kind of bypass correlation acoustic wave flow meter, including Inlet and outlet water termination 1, connects screw thread 1.1, intake-outlet 1.2, inside
Water channel 1.3, connection external screw thread 1.4, bypass duct 2, bypass water channel 2.1, control circuit storehouse 2.2, acoustic wave transducer 3, transducer
Capping 4, pin assembly 5, dowel hole 6, controller storehouse lid 7, control the seal groove pad 8 of Cang Gai, pipe seal groove circle 9, fixed
Position bayonet socket 10, control circuit 11, battery 12, Inlet and outlet water termination 1 is provided with pipeline and connects screw thread 1.1, intake-outlet 1.2 and internal water
Road 1.3, pipeline connects screw thread 1.1 and is located at intake-outlet 1.2；Bypass duct 2 is provided with control circuit storehouse 2.2 and bypass water channel
2.1, control circuit 11 and battery 12 are positioned at control circuit storehouse 2.2；Inlet and outlet water termination 1 is provided with and is connected with bypass duct 2
Connecting external screw thread 1.4, Inlet and outlet water termination 1 is provided with dowel hole 6；On described bypass duct 2 be connected external screw thread 1.4 phase fit
The connection female thread joined, bypass duct 2 connects with being connected external screw thread 1.4 outside Inlet and outlet water termination by connecting female thread, and passes through
Seal groove circle 9 seals, and bypass duct 2 is provided with limited bayonet 10, is provided with alignment pin in the dowel hole 6 of Inlet and outlet water termination 1
Assembly 5, pin assembly 5 includes alignment pin and spring, and the end of alignment pin is positioned at the limited bayonet 10 of bypass duct 2, other
Road pipeline 2 and Inlet and outlet water termination 1 are spacing fixing by pin assembly 5.Control circuit storehouse 2.2 is provided with control storehouse lid 7, controls
Storehouse lid 7 is sealed with control circuit storehouse 2.2 by seal groove pad 8；Acoustic wave transducer 3 is by transducer capping 4 sealing.Bypass duct
2 peripheries being positioned at Inlet and outlet water termination 1 axis, acoustic wave transducer 3 is arranged on Inlet and outlet water termination 1 and bypass duct 2 both sides, Inlet and outlet water
Mouthfuls 1.2, the medium flow channels that internal water channel 1.3 seals with bypass water channel 2.1 intermediate formation, acoustic wave transducer 3 in correlation state,
Fluid flows to the side of other end acoustic wave transducer 3, both sides, Inlet and outlet water termination 1 by the side of one end acoustic wave transducer 3 front end
Acoustic wave transducer 3 medium stream is carried out bypass correlation acoustic wave flow metering；Battery 12 provides power supply for control circuit 11；
Control circuit 11 connects acoustic wave transducer 3, and is realized and trunking or the communication of display terminal by radio-circuit.Inlet and outlet water
The external screw thread 1.4 of termination 1 spins with the female thread 1.4 of bypass duct 2, and is sealed by seal groove 9 and sealing ring, then
The limited bayonet 10 of the both sides, controller storehouse 2.2 that will be equipped with control circuit 11 and battery 12 rotates to and the determining of Inlet and outlet water termination 1
Before the position that position pin-and-hole 6 is relative, being loaded by pin assembly 5 in dowel hole 6, by spring effect, alignment pin 5 enters into control
In the limited bayonet 10 of both sides, storehouse 2.2 processed, it is ensured that bypass duct 2 and control storehouse 2.2 and Inlet and outlet water termination 1 become complete one
Overall.After having current or air-flow to be entered by water inlet (gas, oil) mouth 1.2, enter bypass duct 2 by internal water channel 1.3
In bypass water channel 2.1, and the opposite side from Inlet and outlet water termination 1 flows out, when current (air-flow, oil) are by bypass water channel 2.1, and sound
The sound wave that wave transducer 3 sends, and the fluid matasomatism flow through, when arriving the acoustic wave transducer 3 of the other end, will produce time difference or
Speed difference, after control circuit 11 detects, according to time difference method computer tube diatom Velocity Formula: v ≈ (c2tan φ/2D) *
Δ t, or according to speed difference method computer tube diatom Velocity Formula: v ≈ (D/2sin φ cos φ) * (Δ t/t1t2) is counted
Amount data, can be shown by the display of control circuit, it is also possible to be sent to relay or transmission by wireless communication apparatus
Show on radio display, it is achieved flow instrument function.
Embodiment 2:
Being illustrated in figure 2 an embodiment, this csr controller storehouse 2.2 has been placed on bypassing the top of water channel 2.1, a kind of other
Road correlation acoustic wave flow meter, including Inlet and outlet water termination 1, bypass duct 2, acoustic wave transducer 3, control circuit 11 and battery 12,
Described Inlet and outlet water termination 1 is provided with pipeline and connects screw thread 1.1, intake-outlet 1.2 and internal water channel 1.3, and pipeline connects screw thread 1.1
It is located at intake-outlet 1.2；Described bypass duct 2 is provided with control circuit storehouse 2.2 and bypass water channel 2.1, control circuit 11
It is positioned at control circuit storehouse 2.2 with battery 12；It is provided with seal groove circle 9, bypass duct 2 in the middle of bypass duct 2 and Inlet and outlet water termination 1
The medium flow channels formed with Inlet and outlet water termination 1 is sealed by seal groove circle 9, and bypass duct 2 is provided with perforation 13, is provided with
Restraint zone passes perforation 13, is wound on Inlet and outlet water termination 1 outside, and bypass duct 2 is with Inlet and outlet water termination 1 by restraint zone fastening even
Connect.Acoustic wave transducer 3 is arranged on both sides, Inlet and outlet water termination 1, and intake-outlet 1.2, internal water channel 1.3 are middle with bypass water channel 2.1
Forming the medium flow channels sealed, medium stream is carried out bypassing correlation sound wave stream by the acoustic wave transducer 3 of both sides, Inlet and outlet water termination 1
The metering of amount；And it is mounted with temperature sensor 15, pressure transducer 16, transducer 3 and temperature sensor 15, pressure as required
The holding wire of sensor 16 enters into controller storehouse 2.2 by groove 4.1, and connects in control circuit 11, and sealing cover 14 is to controlling electricity
Storehouse, road 2.2 and acoustic wave transducer 3 seal, and sealing cover 14 and control circuit storehouse 2.2 are by seal groove pad 8 and control circuit storehouse
2.2 seal.Battery 12 provides power supply for control circuit 11；Bypass duct 2 is positioned at the periphery of Inlet and outlet water termination 1 axis, and sound wave changes
Energy device 3 is arranged on the both sides of bypass duct 2, and in correlation state, fluid is flowed to separately by the side of one end acoustic wave transducer 3 front end
The side of one end acoustic wave transducer 3.Control circuit 11 connects acoustic wave transducer 3, and is realized by radio-circuit and trunking
Or the communication of display terminal.This example Inlet and outlet water termination 1 and bypass water channel 2 are by passing restraint zone and turnover water end (W.E.) in perforation 13
The lower end of 1 interacts and realizes fastening.
Embodiment 3:
This example is bypass correlation acoustic wave flow meter big pipeline embodiment structure principle chart, and concrete method of attachment can be joined
According to embodiment 1 and embodiment 2, this example is to be carried out with heavy caliber water outlet termination 1 by internal water channel 1.3 by a bypass water channel 2
Bypass connects, and acoustic wave transducer 3 is still arranged on the both sides of bypass water channel, and this embodiment can be by calculating bypass duct
Flow, and proportionally infer the flow in pipeline 1, the beneficially metering of large diameter pipeline fluid.If being applied to osculum
Footpath pipeline, in figure, the position of 0 carries out isolating.
Above-described embodiment is the description of the invention, is not limitation of the invention, any the simplest
Structure after conversion belongs to protection scope of the present invention.
Claims (8)
1. a bypass correlation acoustic wave flow meter, it is characterised in that: include Inlet and outlet water termination (1), bypass duct (2), sound wave
Transducer (3), control circuit (11) and battery (12), described Inlet and outlet water termination (1) is provided with pipeline and connects screw thread (1.1), enters
Outlet (1.2) and internal water channel (1.3), pipeline connects screw thread (1.1) and is located at intake-outlet (1.2) place；Described shunt valve
Road (2) is provided with control circuit storehouse (2.2) and bypass water channel (2.1), and control circuit (11) and battery (12) are positioned at control circuit
In storehouse (2.2)；The pipe shaft of bypass duct (2) and Inlet and outlet water termination (1) is fixing to be connected；Acoustic wave transducer (3) is arranged on Inlet and outlet water
Termination (1) both sides, the medium circulation that intake-outlet (1.2), internal water channel (1.3) and bypass water channel (2.1) intermediate formation seal
Road, the acoustic wave transducer (3) of Inlet and outlet water termination (1) both sides carries out bypassing the metering of correlation acoustic wave flow to medium stream；Battery
(12) it is that control circuit (11) provides power supply；Control circuit (11) connect acoustic wave transducer 3, and by radio-circuit realize with in
Continue the communication of equipment or display terminal.
A kind of bypass correlation acoustic wave flow meter the most according to claim 1, it is characterised in that: bypass duct (2) is positioned at
The periphery of Inlet and outlet water termination (1) axis, acoustic wave transducer (3) is arranged on the both sides of bypass duct (2), in correlation state, fluid
The side of other end acoustic wave transducer (3) is flowed to by the side of one end acoustic wave transducer (3) front end.
A kind of bypass correlation acoustic wave flow meter the most according to claim 1 and 2, it is characterised in that: acoustic wave transducer (3)
Installation place is provided with temperature sensor, and acoustic wave transducer (3), temperature sensor (15) are connected with control circuit (11).
A kind of bypass correlation acoustic wave flow meter the most according to claim 1 and 2, it is characterised in that: acoustic wave transducer (3)
Installation place is provided with pressure transducer (16), and acoustic wave transducer (3), pressure transducer (16) are connected with control circuit (11).
A kind of bypass correlation acoustic wave flow meter the most according to claim 1 and 2, it is characterised in that: described Inlet and outlet water
Termination (1) is provided with the connection external screw thread (1.4) being connected with bypass duct (2), and Inlet and outlet water termination (1) is provided with dowel hole
(6)；The upper connection female thread suitable with being connected external screw thread (1.4) of described bypass duct (2), bypass duct (2) is by even
Connect female thread and outside Inlet and outlet water termination, be connected external screw thread (1.4) connection, and sealed by seal groove circle (9), bypass duct
(2) it is provided with limited bayonet (10), in the dowel hole (6) of Inlet and outlet water termination (1), is provided with pin assembly (5), pin assembly
(5) including alignment pin and spring, the end of alignment pin is positioned at the limited bayonet (10) of bypass duct (2), bypass duct (2) with
Inlet and outlet water termination (1) is spacing fixing by pin assembly (5).
A kind of bypass correlation acoustic wave flow meter the most according to claim 1 and 2, it is characterised in that: bypass duct (2) with
Being provided with seal groove circle (9) in the middle of Inlet and outlet water termination (1), the medium flow channels that bypass duct (2) and Inlet and outlet water termination (1) are formed leads to
Crossing seal groove circle (9) to seal, bypass duct (2) is provided with perforation (13), be provided with restraint zone through perforation (13), be wound on into
Water outlet termination (1) is outside, and bypass duct (2) is fastenedly connected by restraint zone with Inlet and outlet water termination (1).
7. according to a kind of bypass correlation acoustic wave flow meter described in claim 1 or 21, it is characterised in that: control circuit storehouse
(2.2) it is provided with control Cang Gai (7), controls Cang Gai (7) and sealed with control circuit storehouse (2.2) by seal groove pad (8)；Sound wave changes
Can be sealed by transducer capping (4) by device (3).
A kind of bypass correlation acoustic wave flow meter the most according to claim 1 and 2, it is characterised in that: also include sealing cover
(14), control circuit storehouse (2.2) and acoustic wave transducer (3) are sealed by sealing cover (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610451847.0A CN106092232A (en) | 2016-06-20 | 2016-06-20 | A kind of bypass correlation acoustic wave flow meter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610451847.0A CN106092232A (en) | 2016-06-20 | 2016-06-20 | A kind of bypass correlation acoustic wave flow meter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106092232A true CN106092232A (en) | 2016-11-09 |
Family
ID=57237581
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610451847.0A Pending CN106092232A (en) | 2016-06-20 | 2016-06-20 | A kind of bypass correlation acoustic wave flow meter |
Country Status (1)
| Country | Link |
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| CN (1) | CN106092232A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106525169A (en) * | 2016-12-14 | 2017-03-22 | 浙江圣地物联科技有限公司 | Internet of things access equipment for pipeline water supply |
| EP3372961B1 (en) * | 2017-03-06 | 2024-02-28 | Engelmann Sensor GmbH | Measuring unit, conduit piece, flow meter and method for determining the flow rate |
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| JPH0943016A (en) * | 1995-08-02 | 1997-02-14 | Matsushita Electric Ind Co Ltd | Flow-rate measuring apparatus |
| JPH0989608A (en) * | 1995-09-26 | 1997-04-04 | Matsushita Electric Ind Co Ltd | Flow rate measuring device |
| CN203148481U (en) * | 2013-03-20 | 2013-08-21 | 上海迪纳声科技股份有限公司 | Omega-shaped ultrasonic flowmeter for measuring small flow and micro flow |
| CN205958038U (en) * | 2016-06-20 | 2017-02-15 | 浙江圣地物联科技有限公司 | Bypass correlation formula sound wave flowmeter |
| CN107218981A (en) * | 2017-05-16 | 2017-09-29 | 湖北锐意自控系统有限公司 | A kind of gas flow surveying instrument and method based on ultrasonic wave by-pass flow principle |
| CN108534853A (en) * | 2017-03-06 | 2018-09-14 | 恩乐曼传感器有限公司 | Measuring unit, pipe fitting, flowmeter and the method for determining flow |
-
2016
- 2016-06-20 CN CN201610451847.0A patent/CN106092232A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0943016A (en) * | 1995-08-02 | 1997-02-14 | Matsushita Electric Ind Co Ltd | Flow-rate measuring apparatus |
| JPH0989608A (en) * | 1995-09-26 | 1997-04-04 | Matsushita Electric Ind Co Ltd | Flow rate measuring device |
| CN203148481U (en) * | 2013-03-20 | 2013-08-21 | 上海迪纳声科技股份有限公司 | Omega-shaped ultrasonic flowmeter for measuring small flow and micro flow |
| CN205958038U (en) * | 2016-06-20 | 2017-02-15 | 浙江圣地物联科技有限公司 | Bypass correlation formula sound wave flowmeter |
| CN108534853A (en) * | 2017-03-06 | 2018-09-14 | 恩乐曼传感器有限公司 | Measuring unit, pipe fitting, flowmeter and the method for determining flow |
| CN107218981A (en) * | 2017-05-16 | 2017-09-29 | 湖北锐意自控系统有限公司 | A kind of gas flow surveying instrument and method based on ultrasonic wave by-pass flow principle |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106525169A (en) * | 2016-12-14 | 2017-03-22 | 浙江圣地物联科技有限公司 | Internet of things access equipment for pipeline water supply |
| EP3372961B1 (en) * | 2017-03-06 | 2024-02-28 | Engelmann Sensor GmbH | Measuring unit, conduit piece, flow meter and method for determining the flow rate |
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Application publication date: 20161109 |