CN107144314A - Linear pattern shell and tube mass flowmenter - Google Patents
Linear pattern shell and tube mass flowmenter Download PDFInfo
- Publication number
- CN107144314A CN107144314A CN201710506808.0A CN201710506808A CN107144314A CN 107144314 A CN107144314 A CN 107144314A CN 201710506808 A CN201710506808 A CN 201710506808A CN 107144314 A CN107144314 A CN 107144314A
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- Prior art keywords
- shell
- flowtube
- linear pattern
- mass flowmenter
- mozzle
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- 238000001514 detection method Methods 0.000 claims abstract description 6
- 238000013016 damping Methods 0.000 claims description 12
- 239000011159 matrix material Substances 0.000 claims description 3
- 239000007787 solid Substances 0.000 claims description 2
- 238000005259 measurement Methods 0.000 abstract description 15
- 239000012530 fluid Substances 0.000 description 16
- 238000010586 diagram Methods 0.000 description 12
- 238000004804 winding Methods 0.000 description 5
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 4
- 239000000306 component Substances 0.000 description 4
- 239000010936 titanium Substances 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 229910052719 titanium Inorganic materials 0.000 description 3
- 238000013459 approach Methods 0.000 description 2
- 239000002131 composite material Substances 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000011031 large-scale manufacturing process Methods 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 230000001360 synchronised effect Effects 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 229910001200 Ferrotitanium Inorganic materials 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000005219 brazing Methods 0.000 description 1
- 239000004566 building material Substances 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 239000008358 core component Substances 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000003628 erosive effect Effects 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 238000005272 metallurgy Methods 0.000 description 1
- 239000003345 natural gas Substances 0.000 description 1
- -1 papermaking Substances 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000012827 research and development Methods 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Classifications
-
- 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
- G01F1/76—Devices for measuring mass flow of a fluid or a fluent solid material
- G01F1/78—Direct mass flowmeters
- G01F1/80—Direct mass flowmeters operating by measuring pressure, force, momentum, or frequency of a fluid flow to which a rotational movement has been imparted
- G01F1/84—Coriolis or gyroscopic mass flowmeters
- G01F1/845—Coriolis or gyroscopic mass flowmeters arrangements of measuring means, e.g., of measuring conduits
- G01F1/8468—Coriolis or gyroscopic mass flowmeters arrangements of measuring means, e.g., of measuring conduits vibrating measuring conduits
- G01F1/849—Coriolis or gyroscopic mass flowmeters arrangements of measuring means, e.g., of measuring conduits vibrating measuring conduits having straight measuring conduits
- G01F1/8495—Coriolis or gyroscopic mass flowmeters arrangements of measuring means, e.g., of measuring conduits vibrating measuring conduits having straight measuring conduits with multiple measuring conduits
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- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- General Physics & Mathematics (AREA)
- Measuring Volume Flow (AREA)
Abstract
The invention provides linear pattern shell and tube mass flowmenter, including：One shell；Two flow guide sleeves, are connected to the two ends of shell；Many parallel mozzles, are arranged in shell, and the two ends of mozzle are respectively communicated with flow guide sleeve；A pair of parallel flowtube, is arranged in shell, and the two ends of flowtube are respectively communicated with flow guide sleeve；One driving element, is fixed on two flowtubes, driving element drives a pair of flowtubes to produce vibration, and driving element is located at the center of the length direction of flowtube；And two detecting elements, each detecting element is individually fixed in the detection vibration of two flowtubes, and two driving elements are located at the both sides of driving element respectively.The linear pattern shell and tube mass flowmenter of the present invention can reduce the diameter of the flowtube measured for Coriolis mass and flow by way of multitube is arranged in the case where flow is constant, as far as possible, so as to reduce measurement error, improve Measurement reliability.
Description
Technical field
The present invention relates to mass flowmenter field, specifically, it is related to linear pattern shell and tube mass flowmenter.
Background technology
Fluid can give one reaction force vertical with its flow direction of pipe, at this to revolt this forced vibration
Plant and be called in the presence of Coriolis effect power, the vibrations of pipe are asynchronous, entrance pipe is with outlet section pipe in vibration
There is difference in the time order and function chamber of commerce, (difference be due to entrance and outlet section fluid flow direction be opposite), when this is called phase
Between it is poor.The size of liquid mass flow of this species diversity to flowing through pipe is directly proportional.If can detect this by circuit
Between difference size, then just can be by the size of mass flow to being determined.This flowmeter is referred to as the direct quality of Coriolis
Flowmeter, it with the world at present tens kinds of conventional volumetric flowmeters maximum be not both it survey quality it is big
Small, the unit used is kg/h.Make single with the flowmeter ratio volume (such as liter or cubic meter) of quality (as kilogram) office
The volumetric flowmeter of position is accurate and constant.Because quality follows law of conservation.
The invention of Coriolis flowmeter is the result that scientific and technological circle earnestly seek decades, it not only have accuracy,
Repeatability, stability, and there is no in fluid passage flow blocking element and movable member, thus its good reliability, service life
It is long, moreover it is possible to measure the flow of high viscosity fluid and gases at high pressure.The meter of the clean fuel compressed natural gas (CNG) of present automobile
Amount surveys accurate by it, and in oil, chemical industry, metallurgy, building materials, papermaking, medicine, food, bioengineering, the energy, space flight etc.
Industrial department, its application is also more and more extensive.Its appearance brings a deep reform of fluid measurement technology, is praised by expert
To be the main flow flowmeter of 21 century.
Coriolis mass flowmeters are a kind of novel instruments for directly and critically measuring liquid mass flow, with structure
Main body uses two U-tubes side by side, allows the bent back portion split-phase of two pipes to be vibrated to micro, slight, then the straight tube of both sides can be followed
Vibration, i.e., they can draw close simultaneously or while open, i.e., the vibrations of two pipes be it is synchronous, symmetrically.If synchronous in pipe
While vibration, direct fluid into pipe, be allowed to the flow forward along along pipe, then pipe will force fluid to shake up and down therewith
It is dynamic.
At present, in order to convey more fluids, it will be measured using the bigger pipe of caliber, but in Large Diameter Pipeline fluid mass
When, due to being relatively large in diameter for pipe, existing coriolis mass flowmeters easily produce measurement error, reduce reliability.
Therefore, the invention provides a kind of linear pattern shell and tube mass flowmenter.
The content of the invention
For the problems of the prior art, it is an object of the invention to provide linear pattern shell and tube mass flowmenter, overcome
The difficulty of prior art, can be reduced for Ke Liao by way of multitube is arranged in the case where flow is constant, as far as possible
The diameter of the flowtube of sharp mass flow measurement, so as to reduce measurement error, improves Measurement reliability.
Embodiments of the invention provide a kind of linear pattern shell and tube mass flowmenter, including：
One shell；
Two flow guide sleeves, are connected to the two ends of the shell；
Many parallel mozzles, are arranged in the shell, and the two ends of the mozzle are respectively communicated with the flow guide sleeve；
A pair of parallel flowtube, is arranged in the shell, and the two ends of the flowtube are respectively communicated with the flow guide sleeve；
One driving element, is fixed on flowtube described in two, and the driving element drives flowtube described in a pair to produce vibration,
And the driving element is located at the center of the length direction of the flowtube；And
Two detecting elements, each detecting element is individually fixed in flowtube detection vibration described in two, and is driven described in two
Dynamic element is located at the both sides of the driving element respectively.
Preferably, in addition to an elastic connecting pipe, one end of the elastic connecting pipe connects the shell, other end connection
The flow guide sleeve.
Preferably, the elastic connecting pipe is elastic bellows.
Preferably, in addition to multiple fixed plates, length direction of the fixed plate along the shell is disposed on described
In shell, the fixed plate and the length direction of the shell are perpendicular, and the fixed plate is provided with multiple positioning holes, described to lead
Flow tube is interference fitted with the positioning hole.
Preferably, positioning hole honeycomb arrangement or matrix arrangement in the fixed plate.
Preferably, the mozzle and the external diameter and internal diameter of the flowtube are all equal.
Preferably, when the shell is set along the horizontal plane, the level height of flowtube described in two is less than the mozzle
Level height.
Preferably, the spacing of the adjacent mozzle and/or the flowtube is equal.
Preferably, the quantity of the mozzle is more than 7.
Preferably, in addition to a temperature sensor, it is connected to the water conservancy diversion pipe outer wall.
Preferably, in addition to two damping sheets, flowtube described in each damping sheet and two is welded, and the damping sheet
Positioned at the two ends of the length direction of the flowtube.
The linear pattern shell and tube mass flowmenter of the present invention can be by way of multitube be arranged in the situation that flow is constant
Under, the diameter of the flowtube measured for Coriolis mass and flow is reduced as far as possible, so as to reduce measurement error, improves measurement
Reliability.
Brief description of the drawings
By reading the detailed description made with reference to the following drawings to non-limiting example, further feature of the invention,
Objects and advantages will become more apparent upon.
Fig. 1 is the stereogram of the linear pattern shell and tube mass flowmenter of the present invention；
Fig. 2 is the schematic diagram of the linear pattern shell and tube mass flowmenter of the present invention；
Fig. 3 is the left view based on Fig. 2；
Fig. 4 is the right view based on Fig. 2；
Fig. 5 is that the linear pattern shell and tube mass flowmenter of the present invention removes the stereogram after shell；
Fig. 6 be in Fig. 5 A-A to sectional view；
Fig. 7 is that the linear pattern shell and tube mass flowmenter of the present invention removes the schematic diagram after shell；
Fig. 8 be in Fig. 5 E-E to sectional view；
Fig. 9 is the sectional view of B-B direction in Fig. 5；
Figure 10 be in Fig. 5 C-C to sectional view；
Figure 11 be in Fig. 5 D-D to sectional view；
Figure 12 is mozzle and a kind of arrangement schematic diagram of flowtube in the present invention；
Figure 13 is mozzle and another arrangement schematic diagram of flowtube in the present invention；
Figure 14 is mozzle and another arrangement schematic diagram of flowtube in the present invention；And
Figure 15 is mozzle and another arrangement schematic diagram of flowtube in the present invention.
Reference
1 flow guide sleeve
21 mozzles
22 flowtubes
3 shells
4 elastic connecting pipes
5 fixed plates
6 detecting elements
7 driving elements
8 damping sheets
Embodiment
Example embodiment is described more fully with referring now to accompanying drawing.However, example embodiment can be with a variety of shapes
Formula is implemented, and is not understood as limited to embodiment set forth herein；On the contrary, thesing embodiments are provided so that the present invention will
Fully and completely, and by the design of example embodiment those skilled in the art is comprehensively conveyed to.Identical is attached in figure
Icon note represents same or similar structure, thus will omit repetition thereof.
Fig. 1 is the stereogram of the linear pattern shell and tube mass flowmenter of the present invention.Fig. 2 is the linear pattern shell and tube of the present invention
The schematic diagram of mass flowmenter.Fig. 3 is the left view based on Fig. 2.Fig. 4 is the right view based on Fig. 2.Fig. 5 is the straight of the present invention
Line style shell and tube mass flowmenter removes the stereogram after shell.Fig. 6 be in Fig. 5 A-A to sectional view.Fig. 7 is of the invention
Linear pattern shell and tube mass flowmenter removes the schematic diagram after shell.Fig. 8 be in Fig. 5 E-E to sectional view.Fig. 9 is B- in Fig. 5
B to sectional view.Figure 10 be in Fig. 5 C-C to sectional view.And Figure 11 be in Fig. 5 D-D to sectional view.Such as the institutes of Fig. 1 to 11
Show, linear pattern shell and tube mass flowmenter of the invention, including：One shell 3, two flow guide sleeves 1, many parallel mozzles 21,
A pair of parallel flowtube 22, a driving element 7 and two detecting elements 6.
Shell 3 in the present embodiment is a pipe, but is not limited.Shell 3 can contain the component of sensor,
Have function of shielding, reduce signal interference of the instrument environmental working condition to sensor, but be not limited.
Two flow guide sleeves 1 are connected to the two ends of shell 3.Flow guide sleeve 1 in the present invention is the porous component being evenly arranged,
It is further separated into the function of system media.Flow guide sleeve 1 is to ensure medium formation stably stratified flow, and the core component of cavitation erosion is not produced.Lead
The first end connection shell 3 of stream set 1, the first end of flow guide sleeve 1 is provided with multiple connection mouths of pipe, and each connection mouth of pipe connects one respectively
Root mozzle 21 or a flowtube 22.Second end of flow guide sleeve 1 can connect the high cervical approach of national standard provided with an opening
It is blue.The bore of national standard hubbed flange is identical with the bore of mass flowmenter, work pressure, and close face is fixed according to operating mode.Flow guide sleeve 1
First end is to the runner forked section equal with connection mouth of pipe quantity is provided between the second end, from first end to the process at the second end
In, runner forked section is aggregated into the opening at the second end so that realize many tubulations (mozzle 21, flowtube 22) shunting or
It is to collect.
Many mozzles 21 are arranged in shell 3, and the two ends of mozzle 21 are respectively communicated with flow guide sleeve 1.Water conservancy diversion in the present invention
The function of pipe 21 only flow guide system medium.Quantity is related to mass flowmenter engineering bore.That is, the present invention passes through many
Mozzle 21 is responsible for the water conservancy diversion of fluid, and mozzle 21 do not participate in the measurement of mass flow.When the linear pattern shell and tube of the present invention
, can be by increasing the quantity of mozzle 21 when mass flowmenter is connected to the fluid hose of larger diameter, rather than change and lead
The diameter of flow tube 21 meets traffic demand.Preferably, the quantity of mozzle is more than 7, but is not limited.With fluid stream
The increase of amount, mozzle can increase to 20,30,50 etc., be not limited.
A pair of flowtubes 22 are arranged in shell 3, and the two ends of flowtube 22 are respectively communicated with flow guide sleeve 1.Stream in the present invention
Buret 22 is the basic component of metered flow, is a pair.When measured medium flows through, sine wave induced electricity is produced under being acted on 7
Kinetic potential, because the phase difference that import and export end coriolis force is different and occurs is directly proportional to flowing through mass of medium, transmitter calculates aobvious accordingly
Show and flow through mass flow values, output unit (T/h or Nm3/h).The preferred titanium tube of selection of flowtube 22.It is preferable to carry out at one
In example, as mass flowmenter bore DN≤500, the flowtube in sensor stream buret group selectes the titaniums of caliber Φ 50.8 × 1.8
Pipe does core parts.In the present invention, the flow guide sleeve 1 of the one end of shell 3 will shunt the fluid into many tubulations (mozzle 21, flowtubes
22) in, have passed through after mass-flow measurement, then by the other end of shell 3 another flow guide sleeve 1 by many tubulations (mozzle 21,
Flowtube 22) in fluid collect.
In a preferred embodiment, flow guide sleeve 1, mozzle 21, flowtube 22 and the shell 3 in the present invention can groups
Weldering, flow guide sleeve 1, mozzle 21, the material of flowtube 22 and shell 3 can be titanium composite panels, solve manufacture melting welding problem, reduce
Movable part, but be not limited.
Driving element 7 is fixed on two flowtubes 22, and driving element 7 drives a pair of flowtubes 22 to produce vibration, and driving member
Part 7 is located at the center of the length direction of flowtube 22.Driving element 7 in the present embodiment can be Drive assembly, by permanent magnet,
Coil windings and support are constituted, and are fixed in flowtube.After coil windings obtain alternating source, reprimand is inhaled by permanent magnet and made
With, along hollow axle produce alternating magnetic field, coupled with flowtube intrinsic frequency, be transmitter element task frequency.Frequency range
200-400Hz。
Each detecting element 6 is individually fixed in the detection vibration of two flowtubes 22, and two driving elements 7 are located at driving member respectively
The both sides of part 7.Detecting element 6 is spaced one end distance with driving element 7 respectively, preferably to detect vibration.Detecting element 6 by
Permanent magnet, coil windings and support are constituted, and are fixed in flowtube.When vibrating flow tube, permanent magnet is produced with coil windings
Relative motion forms sine wave induced electromotive force, induced electricity of the coil windings under corioliseffect when there is medium to flow through or so
Kinetic potential produces phase difference, and it is proportional relation that difference flows through quality with medium, and transmitter calculates output numerical value according to this.
Present invention additionally comprises an elastic connecting pipe 4, one end connection shell 3 of elastic connecting pipe 4, other end connection flow guide sleeve
1.Elastic connecting pipe 4 is influenceed on flowtube 22 by measured medium temperature, the produced unequal expansion influenced by ambient temperature of shell 3
Amount is compensated.Elastic connecting pipe 4 is elastic bellows, but is not limited.
Present invention additionally comprises multiple fixed plates 5, fixed plate 5 is the component being fastened on mozzle, mozzle is not produced
Vibration, eliminates coriolis force performance.Length direction of the fixed plate 5 along shell 3 is disposed in shell 3, fixed plate 5 and shell 3
Length direction it is perpendicular, fixed plate 5 is provided with multiple positioning holes, and mozzle 21 and positioning hole are interference fitted.Positioning hole is solid
Honeycomb arrangement or matrix arrangement in fixed board 5, but be not limited.External diameter and internal diameter all phases of mozzle 21 and flowtube 22
Deng, but be not limited.The spacing of adjacent guide pipe 21 and/or flowtube 22 is equal, but is not limited.
Present invention additionally comprises a temperature sensor (not shown), the outer wall of mozzle 21 is connected to.Temperature sensor is adopted
PT100 RTDs are used, parameter is provided for volume flow compensating approach, output flow shows N m3。
Present invention additionally comprises two damping sheets 8, each damping sheet 8 is welded with two flowtubes 22, and damping sheet 8 is located at flow
The two ends of the length direction of pipe 22.Damping sheet 8 is combined with the vacuum brazing of flowtube 22.The function of damping sheet 8 is to prevent driving member
Part 7 acts on the conduction that flowtube 22 gives birth to vibration, reduces signal interference.
In a preferred embodiment, with reference to Fig. 9,10,11, when shell 3 is set along the horizontal plane, the level of two flowtubes 22
Highly it is less than the level height of mozzle 21.So that flowtube 22 is located at the bottommost that fluid passes through, it is ensured that quilt in flowtube 22
Fluid is full of, and the generation of bubble is possibly reduced unexpectedly, it is to avoid interference of the bubble to mass flow measurement.
In a preferred embodiment, Figure 12 is mozzle and a kind of arrangement schematic diagram of flowtube in the present invention, is such as schemed
Shown in 12, the arrangement mode that the mozzle 21 in the present invention can be arranged with flowtube 22 in four rows four, two flowtubes 22 are located at
Minimum a line, totally 14 mozzles 21.
In a preferred embodiment, Figure 13 is mozzle and another arrangement schematic diagram of flowtube in the present invention, such as
Shown in Figure 13, the rectangular arrangement pattern that mozzle 21 and flowtube 22 in the present invention can be arranged in four rows four, the first row and the
Four rows only set two, to coordinate the shell 3 of circle, and two flowtubes 22 are located at minimum a line, totally 10 mozzles 21.
In a preferred embodiment, Figure 14 is mozzle and another arrangement schematic diagram of flowtube in the present invention, such as
Shown in Figure 14, mozzle 21 and flowtube 22 in the present invention can be in the arrangement mode of five-element's inverted trapezoidal, two flowtubes 22
Positioned at minimum a line, totally 18 mozzles 21, to match bigger flow.
In a preferred embodiment, Figure 15 is mozzle and another arrangement schematic diagram of flowtube in the present invention, such as
Shown in Figure 15, the mozzle 21 in the present invention can be located at minimum with flowtube 22 into honeycomb arrangement, two flowtubes 22
A line, totally 22 mozzles 21, to match bigger flow.
The flowtube of the present invention uses two small-bore titanium tubes for core parts, and driving is sensitive, and accuracy of detection is high, is big mouth
The developing direction of path quality flowmeter, can improve instrument On-line funchon.Such as DN80-250 is Φ 23 × 0.7, and more than DN300 is
Φ50.8×1.8。
Elastic connecting pipe in the present invention can effectively solve unequal stress problem, be suitable for complex work environment, without
Transmitter operation strain sensing program compensating, just can carry out Precision measurement, be that transmitter standardization creates conditions.
Flow guide sleeve in the present invention uses composite plate (titanium and stainless steel), with miscellaneous part welding assembly, mechanical seal
Height, no easily worn part is changed without maintenance.
Fixed plate and mozzle interference assemble method in the present invention, the application in sensor manufacture, it is ensured that mozzle is not
Vibration, elimination coriolis force performance.
The linear pattern shell and tube mass flowmenter of the present invention is compared with traditional △ types, ∪ types and micro-bend type, measured medium
The pressure loss is substantially reduced in flowtube.
Patent of the present invention, it is small volume, lightweight, it is easy for installation.Length change is increased with mass flowmenter bore, and water conservancy diversion
Overall length after the micro growth of set, process flange change is no more than 1.5 meters.It is easy to online project installation.
Patent of the present invention, simple in construction, convenient processing and manufacturing, it is easy to accomplish automation, large-scale production.
Patent of the present invention, reasonable in design, detection is accurate, stable output signal, it is easy to as instrument industry standard, to enter one
Step promotes transmitter digitlization, large-scale production to lay the foundation.
To sum up, linear pattern shell and tube mass flowmenter of the invention can be constant in flow by way of multitube is arranged
In the case of, the diameter of the flowtube measured for Coriolis mass and flow is reduced as far as possible, so as to reduce measurement error, is improved
Measurement reliability.
Above content is to combine specific preferred embodiment further description made for the present invention, it is impossible to assert
The specific implementation of the present invention is confined to these explanations.For general technical staff of the technical field of the invention,
On the premise of not departing from present inventive concept, some simple deduction or replace can also be made, should all be considered as belonging to the present invention's
Protection domain.
Claims (10)
1. a kind of linear pattern shell and tube mass flowmenter, it is characterised in that including：
One shell (3)；
Two flow guide sleeves (1), are connected to the two ends of the shell (3)；
Many parallel mozzles (21), are arranged in the shell (3), and the two ends of the mozzle (21) are respectively communicated with described
Flow guide sleeve (1)；
A pair of parallel flowtube (22), is arranged in the shell (3), and the two ends of the flowtube (22) are respectively communicated with described
Flow guide sleeve (1)；
One driving element (7), is fixed on flowtube described in two (22), and the driving element (7) drives flowtube described in a pair
(22) vibration is produced, and the driving element (7) is located at the center of the length direction of the flowtube (22)；And
Two detecting elements (6), each detecting element (6) is individually fixed in flowtube described in two (22) detection vibration, and two
The driving element (7) is located at the both sides of the driving element (7) respectively.
2. linear pattern shell and tube mass flowmenter according to claim 1, it is characterised in that also including an elastic connecting pipe
(4), one end of the elastic connecting pipe (4) connects the shell (3), and the other end connects the flow guide sleeve (1).
3. linear pattern shell and tube mass flowmenter according to claim 2, it is characterised in that the elastic connecting pipe (4)
It is elastic bellows.
4. linear pattern shell and tube mass flowmenter according to claim 1, it is characterised in that also including multiple fixed plates
(5), length direction of the fixed plate (5) along the shell (3) is disposed in the shell (3), the fixed plate (5)
Length direction with the shell (3) is perpendicular, the fixed plate (5) be provided with multiple positioning holes, the mozzle (21) with
The positioning hole interference fit.
5. linear pattern shell and tube mass flowmenter according to claim 4, it is characterised in that the positioning hole is described solid
Honeycomb arrangement or matrix arrangement in fixed board (5).
6. linear pattern shell and tube mass flowmenter according to claim 4, it is characterised in that the mozzle (21) and institute
The external diameter and internal diameter for stating flowtube (22) are all equal.
7. linear pattern shell and tube mass flowmenter according to claim 1, it is characterised in that the shell (3) is along level
When face is set, the level height of flowtube described in two (22) is less than the level height of the mozzle (21).
8. linear pattern shell and tube mass flowmenter according to claim 1, it is characterised in that the adjacent mozzle (21)
And/or the spacing of the flowtube (22) is equal.
9. linear pattern shell and tube mass flowmenter according to claim 1, it is characterised in that the number of the mozzle (21)
Amount is more than 7.
10. linear pattern shell and tube mass flowmenter according to claim 1, it is characterised in that also including two damping sheets
(8), each damping sheet (8) is welded with flowtube (22) described in two, and the damping sheet (8) is located at the flowtube (22)
Length direction two ends.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710506808.0A CN107144314A (en) | 2017-06-28 | 2017-06-28 | Linear pattern shell and tube mass flowmenter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710506808.0A CN107144314A (en) | 2017-06-28 | 2017-06-28 | Linear pattern shell and tube mass flowmenter |
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| Publication Number | Publication Date |
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| CN107144314A true CN107144314A (en) | 2017-09-08 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710506808.0A Pending CN107144314A (en) | 2017-06-28 | 2017-06-28 | Linear pattern shell and tube mass flowmenter |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110567544A (en) * | 2019-08-07 | 2019-12-13 | 中电鼎康（天长）科技有限公司 | straight tube type Coriolis mass flowmeter corrugated straight tube |
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|---|---|---|---|---|
| JPH09133564A (en) * | 1995-11-07 | 1997-05-20 | Yokogawa Electric Corp | Coriolis mass flowmeter |
| CN101221059A (en) * | 2007-10-12 | 2008-07-16 | 清华大学 | Single straight tube Coriolis mass flowmeter |
| CN201787981U (en) * | 2010-09-17 | 2011-04-06 | 烟台中隆仪表有限公司 | Tube bundle Coriolis mass flow meter |
| CN102348960A (en) * | 2009-03-11 | 2012-02-08 | 恩德斯+豪斯流量技术股份有限公司 | Vibration sensor and in-line measuring device comprising said sensor |
-
2017
- 2017-06-28 CN CN201710506808.0A patent/CN107144314A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH09133564A (en) * | 1995-11-07 | 1997-05-20 | Yokogawa Electric Corp | Coriolis mass flowmeter |
| CN101221059A (en) * | 2007-10-12 | 2008-07-16 | 清华大学 | Single straight tube Coriolis mass flowmeter |
| CN102348960A (en) * | 2009-03-11 | 2012-02-08 | 恩德斯+豪斯流量技术股份有限公司 | Vibration sensor and in-line measuring device comprising said sensor |
| CN201787981U (en) * | 2010-09-17 | 2011-04-06 | 烟台中隆仪表有限公司 | Tube bundle Coriolis mass flow meter |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110567544A (en) * | 2019-08-07 | 2019-12-13 | 中电鼎康（天长）科技有限公司 | straight tube type Coriolis mass flowmeter corrugated straight tube |
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