CN107576359A - Plug-in type two-channel ultrasonic flowmeter - Google Patents
Plug-in type two-channel ultrasonic flowmeter Download PDFInfo
- Publication number
- CN107576359A CN107576359A CN201710712977.XA CN201710712977A CN107576359A CN 107576359 A CN107576359 A CN 107576359A CN 201710712977 A CN201710712977 A CN 201710712977A CN 107576359 A CN107576359 A CN 107576359A
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- ultrasonic
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- plug
- flowmeter
- ball valve
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- 239000000523 sample Substances 0.000 claims abstract description 41
- 238000007789 sealing Methods 0.000 claims abstract description 15
- 238000002604 ultrasonography Methods 0.000 claims abstract description 14
- 230000005540 biological transmission Effects 0.000 claims abstract description 6
- 239000012530 fluid Substances 0.000 claims description 16
- 238000009434 installation Methods 0.000 claims description 6
- 238000003780 insertion Methods 0.000 claims description 3
- 230000037431 insertion Effects 0.000 claims description 3
- 239000007787 solid Substances 0.000 claims description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 238000005259 measurement Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000010354 integration Effects 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- -1 meanwhile Substances 0.000 description 2
- 230000000644 propagated effect Effects 0.000 description 2
- 230000002411 adverse Effects 0.000 description 1
- 210000001367 artery Anatomy 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000005272 metallurgy Methods 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 230000011218 segmentation Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 210000003462 vein Anatomy 0.000 description 1
Abstract
The invention discloses a kind of plug-in type two-channel ultrasonic flowmeter, including ball valve, flow integrator, connected between ball valve and flow integrator by connecting rod and GPRS wireless remote transmissions component, pressure sensor is installed on flow integrator, ball valve is connected with Reflecting device of ultrasonic flowmeter relative to the other end being connected with flow integrator, Reflecting device of ultrasonic flowmeter includes and ultrasonic reflections box, two groups of ultrasonic probe components are installed in ultrasonic reflections box, ultrasonic probe component is included respectively in 2 ultrasonic probes for corresponding to distribution up and down, and for connecting the ultrasound reflector of upper and lower 2 ultrasonic probes, ultrasonic reflections box upper end forms sealing by connecting seat and connecting rod and coordinated, ultrasonic reflections box lower end connects closure.The present invention has the characteristics that long lifespan, precision height, zero-pressure damage, no-rotary part, longtime running are stable, reliability is high.
Description
Technical field
The invention belongs to flowmeter technology field, is widely used in urban water supply and sewerage, oil, chemical industry, pharmacy, metallurgy, electricity
The water metering of the industries such as power, especially a kind of plug-in type two-channel ultrasonic flow rate adapted on the special online pipeline of heavy caliber
Meter.
Background technology
Flowmeter of the prior art, use monophonic structure, the stability of monaural stream gauge and the degree of accuracy are relative more
It is poor, and higher is required to measuring environment during monaural stream flowmeter measurement, use range is limited.
The content of the invention
For overcome the deficiencies in the prior art, the invention provides a kind of plug-in type two-channel ultrasonic flowmeter, the flow
The stability of meter is good, measurement accuracy is good, and can reduce influence caused by null offset, meanwhile, two-channel measurement adds
Weight average can effectively reduce the requirement to straight pipeline and fluid motion state, stronger for the adaptability of different measuring environments.
To achieve these goals, the technical solution adopted by the present invention is：A kind of plug-in type two-channel ultrasonic flowmeter, bag
Ball valve, flow integrator are included, is connected between ball valve and flow integrator by connecting rod and GPRS wireless remote transmissions component, flow product
Calculate and pressure sensor is installed on instrument, ball valve is connected with ultrasonic flowmeter relative to the other end being connected with flow integrator and reflected
Device, it is characterised in that：The Reflecting device of ultrasonic flowmeter include with ultrasonic reflections box, be provided with ultrasonic reflections box
Two groups of ultrasonic probe components, ultrasonic probe component are included respectively in 2 ultrasonic probes, Yi Jiyong for corresponding to distribution up and down
The ultrasound reflector of 2 ultrasonic probes above and below connection, ultrasonic reflections box upper end is formed by connecting seat and connecting rod
Sealing coordinates, ultrasonic reflections box lower end connection closure.
Further, the ultrasonic wave box body is provided with upper and lower two fluid passages, and ultrasonic wave box body is through two fluid passages
Split and form top entity, middle part entity and bottom entity, 2 ultrasonic probes difference in each group of ultrasonic probe component
It is installed in the entity of top, locked in the entity of bottom and through clamp nut, ultrasound reflector is installed on middle part entity and ultrasound
The both ends of wave reflection body are respectively penetrated in two fluid passages and 2 with being distributed up and down ultrasonic probes are relative, and ultrasonic wave is visited
It is tightly connected between the installation cavity of head and fluid passage by sealing ring, clamp nut and connecting seat or clamp nut and closure
Between be tightly connected by sealing gasket.
Further, the middle part solid side wall is inserted with alignment pin, the head insertion ultrasonic reflections side of alignment pin
Location fit is formed in the groove of wall.
Further, the connection boom end is extended with boss portion, and connecting seat is provided with forms grafting cooperation with boss portion
Open slot, the ring surface between boss portion and connecting seat edge is held on open slot radial end face and connected by sealing ring
Connect.
Using such scheme, the present invention is that ultrasonic probe, ultrasound reflector etc. are done to integral, formation integration
Small-bore two-channel ultrasonic flowmeter；The two-channel of integration has advantages below to ultrasonic flowmeter：1）It is right before dispatching from the factory
After flowmeter carries out debugging and flow calibration, in-site installation need to only adjust flowmeter insertion depth and calibrated flow meter direction, no
Need to be debugged and demarcated again, installation is simple, reliable.2）It is one overall due to having made flowmeter, only need more during maintenance
Whole flowmeter is changed, therefore, maintenance and repair are all very convenient.3）Because this structure is one overall, therefore, the position of ultrasonic probe
It is fixed to put, and the propagation distance of ultrasonic wave is constant；It is a small-bore ultrasonic flowmeter, so not missed by live perforate
The influence of difference, low is required to in-site installation.4）This structure is furnished with pressure sensor, the pressure change that can reflect in time in pipeline,
Water supply piping system failure can be judged according to pressure change.5）The flow integrator of this structure and GPRS wireless remote transmissions part are with surpassing
Sound water meter is general, has interchangeability.The present invention have long lifespan, precision height, zero-pressure damage, no-rotary part, longtime running stably,
The features such as reliability is high.
The invention will be further described below in conjunction with the accompanying drawings.
Brief description of the drawings
Accompanying drawing 1 is specific embodiment of the invention structural representation；
Accompanying drawing 2 is the structural side view of specific embodiment of the invention accompanying drawing 1；
Accompanying drawing 3 is the mounting structure schematic diagram of specific embodiment of the invention pressure sensor；
Accompanying drawing 4 is specific embodiment of the invention ultrasonic reflections apparatus structure schematic diagram；
Accompanying drawing 5 is the B-B sectional views in specific embodiment of the invention accompanying drawing 4；
Accompanying drawing 6 is the enlarged drawing of Local C in specific embodiment of the invention accompanying drawing 4；
Ball valve 1, flow integrator 2, connecting rod 3, boss portion 31, GPRS wireless remote transmissions component 4, pressure sensor 5, ultrasonic flow rate
Count reflection unit 6, ultrasonic reflections box 61, fluid passage 611, top entity 612, middle part entity 613, bottom entity 614, fixed
Position pin 62, clamp nut 63, ultrasonic probe 64, ultrasound reflector 65, connecting seat 71, closure 72, sealing ring 81, sealing
Pad 82.
Embodiment
The specific embodiment of the present invention is plug-in type two-channel ultrasonic flowmeter as shown in figures 1 to 6, including ball valve 1, flow
Integrating instrument 2, connected between ball valve 1 and flow integrator 2 by connecting rod 3 and GPRS wireless remote transmissions component 4, flow integrator 2
On pressure sensor 5 is installed, ball valve 1 is connected with ultrasonic flowmeter relative to the other end being connected with flow integrator 2 and reflected
Device 6, Reflecting device of ultrasonic flowmeter 6 include with ultrasonic reflections box 61, two groups of ultrasounds are installed in ultrasonic reflections box 61
Ripple 64 components of probe, the component of ultrasonic probe 64 include 2 ultrasonic probes 64 being distributed respectively in corresponding to up and down and are used for
The ultrasound reflector 65 of 2 ultrasonic probes 64 above and below connection, the upper end of ultrasonic reflections box 61 is by connecting seat 71 with being connected
Bar 3 forms sealing and coordinated, the lower end of ultrasonic reflections box 61 connection closure 72.
Ultrasonic wave box body is provided with upper and lower two fluid passages 611, and ultrasonic wave box body is formed through two segmentations of fluid passage 611
Top entity 612, middle part entity 613 and bottom entity 614,2 ultrasonic probes in each group of component of ultrasonic probe 64
64 are respectively arranged in top entity 612, are locked in bottom entity 614 and through clamp nut 63, and ultrasound reflector 65 is installed
Respectively penetrated in the both ends of middle part entity 613 and ultrasound reflector 65 in two fluid passages 611 and 2 with being distributed up and down
Ultrasonic probe 64 is relative, is tightly connected between the installation cavity of ultrasonic probe 64 and fluid passage 611 by sealing ring 81, presses
Tightly it is tightly connected between nut 63 and connecting seat 71 or clamp nut 63 and closure 72 by sealing gasket 82.
The side wall of middle part entity 613 inserts the side wall of ultrasound reflector 65 inserted with alignment pin 62, the head of alignment pin 62
Location fit is formed in groove.
The end of connecting rod 3 is extended with boss portion 31, and connecting seat 71 is provided with the opening for forming grafting with boss portion 31 and coordinating
Groove, the ring surface between boss portion 31 and the edge of connecting seat 71 are held on open slot radial end face and connected by sealing ring 81
Connect.
The operation principle of the present invention is directly proportional to the time difference that ultrasonic wave following current and adverse current are propagated using the flow velocity of fluid
Relation measure fluid flow in pipe；When ultrasonic wave is propagated in a liquid, the ultrasonic pulse for No. 1 transmitting of popping one's head in passes through
Reflector is received for No. 2 by probe, meanwhile, probe 2 also launches ultrasonic pulse, by reflector by No. 1 reception of probe；Together
Reason：The ultrasonic pulse of No. 3 transmittings of probe is received for No. 4 by reflector by probe, meanwhile, probe 4 also launches ultrasonic arteries and veins
Punching, by reflector by No. 3 receptions of probe；Probe 1 and probe 2 are upper next group, and probe 3 and probe 4 are upper
Next group, two groups of sonde configurations, sound wave can increase in downbeam spread speed, and countercurrent direction is then reduced, same propagation distance
Just there is the different propagation times, ask for flow velocity using the difference in propagation time and the relation of tested flow velocity, and then obtain outflow.
The present invention is not limited to above-mentioned embodiment, and persons skilled in the art are according to disclosed by the invention interior
Hold, other a variety of embodiments can be used to implement the present invention, or every design structure and think of using the present invention
Road, simple change or change are done, both falls within protection scope of the present invention.
Claims (4)
1. a kind of plug-in type two-channel ultrasonic flowmeter, including ball valve, flow integrator, pass through between ball valve and flow integrator
Connecting rod is connected with GPRS wireless remote transmission components, and pressure sensor is provided with flow integrator, and ball valve accumulates relative to flow
The other end for calculating instrument connection is connected with Reflecting device of ultrasonic flowmeter, it is characterised in that：The Reflecting device of ultrasonic flowmeter bag
Include with ultrasonic reflections box, two groups of ultrasonic probe components are installed, ultrasonic probe component includes point in ultrasonic reflections box
2 ultrasonic probes of distribution and the ultrasound reflector for connecting upper and lower 2 ultrasonic probes Cheng not be corresponded to up and down,
Ultrasonic reflections box upper end forms sealing by connecting seat and connecting rod and coordinated, ultrasonic reflections box lower end connection closure.
2. plug-in type two-channel ultrasonic flowmeter according to claim 1, it is characterised in that：The ultrasonic wave box body is provided with
Upper and lower two fluid passages, ultrasonic wave box body are split to form top entity, middle part entity and bottom entity through two fluid passages,
2 ultrasonic probes in each group of ultrasonic probe component are respectively arranged in the entity of top, in the entity of bottom and through compressing
Nut check, ultrasound reflector is installed on middle part entity and the both ends of ultrasound reflector are respectively penetrated in two fluid passages
It is close by sealing ring between the installation cavity of ultrasonic probe and fluid passage and 2 with being distributed up and down ultrasonic probes are relative
Envelope connection, is tightly connected between clamp nut and connecting seat or clamp nut and closure by sealing gasket.
3. plug-in type two-channel ultrasonic flowmeter according to claim 2, it is characterised in that：The middle part solid side wall is inserted
Entering has alignment pin, and location fit is formed in the groove of the head insertion ultrasonic reflections body sidewall of alignment pin.
4. the plug-in type two-channel flowmeter according to Claims 2 or 3, it is characterised in that：The connection boom end extension
There is boss portion, connecting seat is provided with the open slot for forming grafting with boss portion and coordinating, the ring between boss portion and connecting seat edge
Shape face is held on open slot radial end face and connected by sealing ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710712977.XA CN107576359A (en) | 2017-08-18 | 2017-08-18 | Plug-in type two-channel ultrasonic flowmeter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710712977.XA CN107576359A (en) | 2017-08-18 | 2017-08-18 | Plug-in type two-channel ultrasonic flowmeter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107576359A true CN107576359A (en) | 2018-01-12 |
Family
ID=61033778
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710712977.XA Pending CN107576359A (en) | 2017-08-18 | 2017-08-18 | Plug-in type two-channel ultrasonic flowmeter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107576359A (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102261937A (en) * | 2011-04-25 | 2011-11-30 | 西安交通大学 | High-accuracy time-difference type ultrasonic flow meter and method for measuring flow thereof |
| CN105758475A (en) * | 2016-02-02 | 2016-07-13 | 贺成 | Insert type ultrasonic flowmeter |
| CN207163510U (en) * | 2017-08-18 | 2018-03-30 | 浙江天信仪表科技有限公司 | Plug-in type two-channel ultrasonic flowmeter |
-
2017
- 2017-08-18 CN CN201710712977.XA patent/CN107576359A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102261937A (en) * | 2011-04-25 | 2011-11-30 | 西安交通大学 | High-accuracy time-difference type ultrasonic flow meter and method for measuring flow thereof |
| CN105758475A (en) * | 2016-02-02 | 2016-07-13 | 贺成 | Insert type ultrasonic flowmeter |
| CN207163510U (en) * | 2017-08-18 | 2018-03-30 | 浙江天信仪表科技有限公司 | Plug-in type two-channel ultrasonic flowmeter |
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