CN206959914U - A kind of heat-resisting quantity vortex-shedding meter - Google Patents
A kind of heat-resisting quantity vortex-shedding meter Download PDFInfo
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- CN206959914U CN206959914U CN201720650252.8U CN201720650252U CN206959914U CN 206959914 U CN206959914 U CN 206959914U CN 201720650252 U CN201720650252 U CN 201720650252U CN 206959914 U CN206959914 U CN 206959914U
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Abstract
The utility model discloses a kind of heat-resisting quantity vortex-shedding meter, including vortex shedders and vortex street body pipeline, the both ends of the vortex street body pipeline are fixedly connected with flange respectively, the top of the vortex street body pipeline is fixedly connected on flux of vortex street converter by fix bar, the inside of the vortex street body pipeline is fixedly connected with vortex shedders, sensor is fixedly connected with the vortex shedders, heat sink is fixedly connected with the fix bar, the vortex street body pipeline includes the liner of innermost layer and outermost outer tube.The utility model can prevent the temperature of fluid to be transferred on flux of vortex street converter by heat sink, vortex street body pipeline uses Multi-layer design, the temperature of flowmeter can be transferred to by outermost sleeve pipe by the heat conductive silica gel filled in steel mesh nested grid gap, the outer wall of outer tube is provided with annular groove, considerably increase the heat exchanger effectiveness of outer tube and air, be advantageous to cool, improve the heat-resisting quantity of flowmeter.
Description
Technical field
The utility model belongs to flowermeter technical field, and in particular to a kind of heat-resisting quantity vortex-shedding meter.
Background technology
With the development that industrial instrument automates, fluid measurement technology is maked rapid progress, the instrument of various measurement fluid media (medium)s
Constantly invented, be exploited, vortex-shedding meter is measuring instrumentss highly developed in various measuring instrumentss, flux of vortex street
Instrument belongs to the measuring instrumentss that a part of fluid dynamic energy is converted into fluid oscillation, and this kind of instrument utilizes Si Telaohaer in 1878
A kind of flow instrument developed on the principle illustrated in the article of fluid oscillation frequency and flow velocity delivered, this kind of instrument
The flow measurement instrument produced using the relation between vortex frequency and bluff body characteristic size, flow velocity, this flowmeter
Overcoming inside rotometer has mechanical gyro unit to be easily lost, the high defect of fault rate, also overcomes electromagnetic flowmeter only
The problem of conducting medium can be measured, also solving throttling flow meter needs external pressure measurement pipeline, repairs the problem of cumbersome, also solves
The problem of mass flowmenter large scale cost is high, vortex-shedding meter have played important on measurement steam and non-conductive medium
Effect, the operation principle of vortex-shedding meter：Fluid flows through baffle element and produces flowing concussion, and instrument is by measuring this vibration frequency
Rate, this frequency and fluid volume flow are proportional.
Existing vortex-shedding meter generally uses in normal temperature, because the thermal diffusivity and heat-resisting quantity of this flowmeter are poor,
The application places of this flowmeter are limited, are not easy to use in some high temperature fluid pipelines.
The content of the invention
The purpose of this utility model is to provide a kind of heat-resisting quantity vortex-shedding meter, to solve to carry in above-mentioned background technology
The problem of going out.
To achieve the above object, the utility model provides following technical scheme：A kind of heat-resisting quantity vortex-shedding meter, including
Vortex shedders and vortex street body pipeline, the both ends of the vortex street body pipeline are fixedly connected with flange respectively, the vortex street body pipeline
Top flux of vortex street converter is fixedly connected on by fix bar, the inside of the vortex street body pipeline is fixedly connected with vortex hair
Raw body, sensor is fixedly connected with the vortex shedders, the sensor is electrically connected with flux of vortex street converter, described
Heat sink is fixedly connected with fix bar, the vortex street body pipeline includes the liner of innermost layer and outermost outer tube.
Preferably, the heat sink and fix bar are perpendicular, and the heat sink is set at equal intervals.
Preferably, the lateral wall of the flange is provided with seal groove, and rubber seal is provided with the seal groove.
Preferably, the outer wall of the liner is fixedly connected with fixed sleeving, is fixedly connected on the outer wall of the fixed sleeving
There is steel mesh set, the outer wall of the steel mesh set is fixedly connected with outer tube, and the liner is made up of special plastic.
Preferably, heat conductive silica gel is provided with the mesh gap of the steel mesh set, the outer wall of the outer tube is provided with annular
Groove, the annular groove are uniformly arranged at equal intervals.
Preferably, the height of the vortex shedders is identical with the bore of vortex street body pipeline, the vortex shedders
Plan structure away from fluid side is triangular in shape, and the tip of triangle is embedded with the sensing for detecting whirlpool occurrence frequency
Device.
Technique effect of the present utility model and advantage：The heat-resisting quantity vortex-shedding meter, is inspired by vortex shedders
Vortex is produced into the fluid in vortex street body pipeline, is changed vortex shedding frequency information transmission to flux of vortex street by sensor
In device, present flow rate can be calculated, by heat sink the temperature of fluid can be prevented to be transferred on flux of vortex street converter, whirlpool
Street body pipeline uses Multi-layer design, and inner liner is made of special plastic, high temperature resistant, good physical performance, by fixed sleeving and
Steel mesh set is reinforced, and can be transferred to the temperature of flowmeter by the heat conductive silica gel filled in steel mesh nested grid gap outermost
Sleeve pipe, the outer wall of outer tube are provided with annular groove, considerably increase the heat exchanger effectiveness of outer tube and air, be advantageous to cool,
Improve the heat-resisting quantity of flowmeter.
Brief description of the drawings
Fig. 1 is schematic side view of the present utility model；
Fig. 2 is A-A cross-sectional views in Fig. 1 of the present utility model；
Fig. 3 is vortex street body pipeline configuration schematic diagram of the present utility model；
Fig. 4 is vortex shedders overlooking the structure diagram of the present utility model.
In figure：1 flux of vortex street converter, 2 heat sinks, 3 flanges, 4 seal grooves, 5 vortex shedders, 6 fix bars, 7 vortex streets
Body pipeline, 701 liners, 702 fixed sleevings, 703 steel mesh sets, 704 outer tubes, 8 annular grooves, 9 sensors.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out
Clearly and completely describing, it is clear that described embodiment is only the utility model part of the embodiment, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment obtained, belong to the scope of the utility model protection.
The utility model provides a kind of heat-resisting quantity vortex-shedding meter as Figure 1-4, including the He of vortex shedders 5
Vortex street body pipeline 7, the both ends of the vortex street body pipeline 7 are fixedly connected with flange 3 respectively, and the top of the vortex street body pipeline 7 leads to
Cross fix bar 6 and be fixedly connected on flux of vortex street converter 1, the inside of the vortex street body pipeline 7 is fixedly connected with vortex shedders
5, sensor 9 is fixedly connected with the vortex shedders 5, and the sensor 9 is electrically connected with flux of vortex street converter 1, institute
State and heat sink 2 is fixedly connected with fix bar 6, the liner 701 of the vortex street body pipeline 7 including innermost layer and outermost outer
Sleeve pipe 704.
Further, the heat sink 2 and fix bar 6 are perpendicular, and the heat sink 2 is set at equal intervals.
Further, the lateral wall of the flange 3 is provided with seal groove 4, and rubber seal is provided with the seal groove 4.
Further, the outer wall of the liner 701 is fixedly connected with fixed sleeving 702, the outer wall of the fixed sleeving 702
On be fixedly connected with steel mesh set 703, the outer wall of steel mesh set 703 is fixedly connected with outer tube 704, and the liner 701 is by spy
Kind plastics are made.
Further, the steel mesh, which covers, is provided with heat conductive silica gel in 703 mesh gap, on the outer wall of the outer tube 704
Provided with annular groove 8, the annular groove 8 is uniformly arranged at equal intervals.
Further, the height of the vortex shedders 5 is identical with the bore of vortex street body pipeline 7, and the vortex occurs
The plan structure away from fluid side of body 5 is triangular in shape, and the tip of triangle is embedded with for detecting whirlpool occurrence frequency
Sensor 9.
Specifically, in use, when fluid is by vortex shedders 5 in vortex street body pipeline 7, can be in vortex shedders 5
Both sides inspire vortex, by sensor 9 by vortex shedding frequency information transmission into flux of vortex street converter 1, Ke Yiji
Present flow rate is calculated, by heat sink 2 temperature of fluid can be prevented to be transferred on flux of vortex street converter 1, vortex street body pipeline 7
Using Multi-layer design, inner liner 701 is made of special plastic, high temperature resistant, good physical performance, passes through fixed sleeving 702 and steel
Net 703 is reinforced, and outermost can be transferred to by the temperature of flowmeter by covering the heat conductive silica gel filled in 703 grid gaps by steel mesh
The sleeve pipe 704 of layer, the outer wall of outer tube 704 are provided with annular groove 8, and the heat exchange for considerably increasing outer tube 704 and air is imitated
Rate, be advantageous to cool, improve the heat-resisting quantity of flowmeter.
Finally it should be noted that：Preferred embodiment of the present utility model is the foregoing is only, is not limited to this
Utility model, although the utility model is described in detail with reference to the foregoing embodiments, for those skilled in the art
For, it can still modify to the technical scheme described in foregoing embodiments, or to which part technical characteristic
Progress equivalent substitution, all within the spirit and principles of the utility model, any modification, equivalent substitution and improvements made etc.,
It should be included within the scope of protection of the utility model.
Claims (6)
1. a kind of heat-resisting quantity vortex-shedding meter, including vortex shedders（5）With vortex street body pipeline（7）, it is characterised in that：It is described
Vortex street body pipeline（7）Both ends respectively with flange（3）It is fixedly connected, the vortex street body pipeline（7）Top pass through fix bar（6）
It is fixedly connected on flux of vortex street converter（1）, the vortex street body pipeline（7）Inside be fixedly connected with vortex shedders（5）, institute
State vortex shedders（5）On be fixedly connected with sensor（9）, the sensor（9）With flux of vortex street converter（1）Electrically connect
Connect, the fix bar（6）On be fixedly connected with heat sink（2）, the vortex street body pipeline（7）Liner including innermost layer（701）
And outermost outer tube（704）.
A kind of 2. heat-resisting quantity vortex-shedding meter according to claim 1, it is characterised in that：The heat sink（2）With consolidating
Fixed pole（6）It is perpendicular, the heat sink（2）Set at equal intervals.
A kind of 3. heat-resisting quantity vortex-shedding meter according to claim 1, it is characterised in that：The flange（3）Outside
Wall is provided with seal groove（4）, the seal groove（4）It is interior to be provided with rubber seal.
A kind of 4. heat-resisting quantity vortex-shedding meter according to claim 1, it is characterised in that：The liner（701）It is outer
Wall and fixed sleeving（702）It is fixedly connected, the fixed sleeving（702）Outer wall on be fixedly connected with steel mesh set（703）, it is described
Steel mesh set（703）Outer wall and outer tube（704）It is fixedly connected, the liner（701）It is made up of special plastic.
A kind of 5. heat-resisting quantity vortex-shedding meter according to claim 4, it is characterised in that：The steel mesh set（703）'s
Heat conductive silica gel, the outer tube are provided with mesh gap（704）Outer wall be provided with annular groove（8）, the annular groove（8）Deng between
Every being uniformly arranged.
A kind of 6. heat-resisting quantity vortex-shedding meter according to claim 1, it is characterised in that：The vortex shedders（5）
Height and vortex street body pipeline（7）Bore it is identical, the vortex shedders（5）The plan structure away from fluid side be in
Triangle, and the tip of triangle is embedded with the sensor for detecting whirlpool occurrence frequency（9）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720650252.8U CN206959914U (en) | 2017-06-06 | 2017-06-06 | A kind of heat-resisting quantity vortex-shedding meter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720650252.8U CN206959914U (en) | 2017-06-06 | 2017-06-06 | A kind of heat-resisting quantity vortex-shedding meter |
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| Publication Number | Publication Date |
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| CN206959914U true CN206959914U (en) | 2018-02-02 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201720650252.8U Active CN206959914U (en) | 2017-06-06 | 2017-06-06 | A kind of heat-resisting quantity vortex-shedding meter |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114252112A (en) * | 2021-12-15 | 2022-03-29 | 无锡欧百仪表科技有限公司 | Vortex flowmeter with high heat dissipation performance |
-
2017
- 2017-06-06 CN CN201720650252.8U patent/CN206959914U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114252112A (en) * | 2021-12-15 | 2022-03-29 | 无锡欧百仪表科技有限公司 | Vortex flowmeter with high heat dissipation performance |
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