CN209727171U - A kind of vortex-shedding meter for facilitating eddy generator to dismount - Google Patents
A kind of vortex-shedding meter for facilitating eddy generator to dismount Download PDFInfo
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- CN209727171U CN209727171U CN201920748044.0U CN201920748044U CN209727171U CN 209727171 U CN209727171 U CN 209727171U CN 201920748044 U CN201920748044 U CN 201920748044U CN 209727171 U CN209727171 U CN 209727171U
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- eddy generator
- attachment base
- vortex
- dismount
- facilitating
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Abstract
The utility model discloses a vortex-shedding meter for facilitating eddy generator to dismount, it include: the two housings being connected on pipeline, attachment base between two housings, the connecting tube being detachably arranged on attachment base, Flow Measurement Display Meter above connecting tube, flow sensor is provided in connecting tube, the flow sensor is electrically connected with Flow Measurement Display Meter by connecting line, flow sensor is provided through the induction end that the attachment base extends to the middle part of the attachment base, induction end corresponds to medium access side and is provided with eddy generator, the attachment base corresponds to the connecting tube equipped with an opening, the inner sidewall of the opening corresponds to medium access side equipped with a fixed structure, the eddy generator is removably attached on the fixed structure.The vortex-shedding meter of the utility model can easy disassembly eddy generator, replacement convenient for safeguarding；The design of elastomeric pad can effectively prevent steam or steam to enter the use of connecting tube internal influence flow sensor simultaneously.
Description
Technical field
The utility model relates to fluid in-situ measurement equipment technical field more particularly to a kind of eddy generator is facilitated to dismount
Vortex-shedding meter.
Background technique
Vortex-shedding meter is developed according to Karman vortex street principle, and the flow of industrial pipeline medium fluid is mainly used for
Measurement.The principle of vortex-shedding meter: being arranged column type swirl generating body in a fluid, is usually arranged as the cylindrical vortex of triangle and occurs
Body then alternately generates well-regulated vortex from swirl generating body two sides, and this vortex is known as toll bar vortex, and vortex is listed in vortex
Generating body downstream asymmetricly arranges.Vortex-shedding meter is measured according to Karman vortex street principle (K á rm á n Vortex Street)
The volume flowmeter of gas, the volume flow of steam or liquid, the volume flow of mark condition or mass flow.And it can be used as flow change
Device is sent to be applied in automatic control system.Vortex-shedding meter is that applicating fluid oscillation principle carrys out measuring flow, and fluid is in pipe
When passing through vortex flow transmitter in road, the two column rotations for being proportional to flow velocity are generated alternatively up and down after the swirl generating body of triangular prism
Whirlpool, the release frequency of vortex is related with the fluid average speed and swirl generating body characteristic width that flow through swirl generating body, passes through
Measurement vortex frequency can calculate the fluid average speed for flowing through swirl generating body, then find out flow.
Eddy generator in existing vortex-shedding meter is welded to enclosure interior, and electrode is to be fixed on connecting tube
On the attachment base of lower end, if you need to safeguard replacement eddy generator or electrode, need from pipeline to tear entire vortex-shedding meter open
Get off, and its inconvenient.And in use due to vortex-shedding meter, the steam or steam in pipeline are easily advanced into company
In adapter tube, the condensate liquid of formation can impact the normal work of flowmeter.
Therefore, prior art Shortcomings need to improve.
Utility model content
The purpose of the utility model is to overcome the deficiencies in the prior art, provide a kind of vortex street for facilitating eddy generator to dismount
Flowmeter.
The technical solution of the utility model is as follows: providing a kind of vortex-shedding meter for facilitating eddy generator to dismount, comprising:
It is the two housings that are connected on pipeline, the attachment base connected between two shells and by two shells, detachable
Ground is set to the connecting tube on the attachment base, the Flow Measurement Display Meter above the connecting tube, is provided in the connecting tube
Flow sensor, the flow sensor are electrically connected with the Flow Measurement Display Meter by connecting line, the flow sensor setting
There is the induction end at the middle part that the attachment base is extended to across the attachment base, the induction end corresponds to the setting of medium access side
There is eddy generator, the attachment base corresponds to the connecting tube equipped with an opening, and the inner sidewall of the opening corresponds to medium access
Side is equipped with a fixed structure, and the eddy generator is removably attached on the fixed structure.
Further, the fixed structure includes: on the inner sidewall that the attachment base corresponds to medium access side
First groove and set on first groove lower surface fixed card slot, be set to first groove upper surface and through described
The fixation hole of attachment base, the fixed column in the fixation hole, the appearance of the inner surface of the fixation hole and the fixed column
Face is equipped with screw thread, and the eddy generator includes: generating body ontology, is set to generating body ontology upper end close to the fixation
The detent of structure side and convex block set on the detent lower surface, the height of first groove are greater than the height of the detent
Degree, the detent can be caught in first groove and move up and down in first groove, and the convex block can be caught in institute
The fixation that the eddy generator is realized in fixed card slot is stated, the bottom of the fixed column can resist the eddy generator
Upper surface, the top of the fixed column are not higher by the upper surface of the attachment base.
Further, the bottom of the attachment base is equipped with the second groove, and the bottom of the eddy generator is caught in described the
Two grooves.
Further, the generating body ontology, detent and convex block are structure as a whole.
Further, the fixed card slot and the convex block are triangular form structure.
Further, it is equipped with an elastomeric pad between the attachment base and the connecting tube, is set in the middle part of the elastomeric pad
There is a through-hole, the flow sensor is arranged through the through-hole.
Further, the internal diameter of the through-hole is equal to the outer diameter of the flow sensor, and the elastomeric pad is rubber pad
Piece or silica gel pad.
Further, the attachment base is bolted with the connecting tube and is fixed together.
Further, the attachment base is fixed with two shells by screw thread, or is fixed by welding.
Further, the eddy generator is set to the left side of the flow sensor.
Using the above scheme, the vortex-shedding meter of the utility model can easy disassembly eddy generator, it is convenient for safeguarding more
It changes；The design of elastomeric pad can effectively prevent steam or steam to enter making for connecting tube internal influence flow sensor simultaneously
With.
Detailed description of the invention
Fig. 1 is the structural schematic diagram for the vortex-shedding meter that the utility model facilitates eddy generator to dismount；
Fig. 2 is the enlarged drawing of part A in Fig. 1.
Specific embodiment
Below in conjunction with the drawings and specific embodiments, the utility model is described in detail.
Referring to Fig. 1, the utility model provides a kind of vortex-shedding meter for facilitating eddy generator to dismount, comprising: connection
On pipeline two housings 1, between two housings 1 and by attachment base 2 that two shells 1 connect, removably set
In the connecting tube 3 on the attachment base 2, the Flow Measurement Display Meter 4 above the connecting tube 3.It is provided in the connecting tube 3
Flow sensor 5, specifically, the flow sensor 5 can be realized flow sensing and transmitting letter using existing flow sensor
Number, the mode that is connected and fixed in the connecting tube 3 also uses the prior art to can be realized the flow sensor 5
It fixes and does not shake.The flow sensor 5 is electrically connected with the Flow Measurement Display Meter 4 by connecting line 6, described
Flow sensor 5 is provided through the induction end that the attachment base 2 extends to the middle part of the attachment base 2.The induction end pair
Medium access side is answered to be provided with eddy generator 7, specifically, eddy generator 7 described in the present embodiment is set to the flow
The left side of sensor 5.Corresponding 3 side of connecting tube of the attachment base 2 is equipped with an opening 8, and the inner sidewall of the opening 8 is corresponding
Medium access side is equipped with a fixed structure 9, and the eddy generator 7 is removably attached on the fixed structure 9.Pass through
After the connecting tube 3 is removed from the attachment base 2, the eddy generator 7 can be removed from the opening 8 and be taken
Out, maintenance and cleaning or replacement are carried out, simple to operate, solving eddy generator in traditional vortex-shedding meter is inconvenient to safeguard
The problem of replacement.
Fig. 1 and Fig. 2 are please referred to, specifically, fixed structure 9 described in the present embodiment includes: corresponding set on the attachment base 2
The first groove 91 on the inner sidewall of medium access side and set on 91 lower surface of the first groove fixed card slot 92, set
In 91 upper surface of the first groove and the fixation hole 93 through the attachment base 2, the fixed column in the fixation hole 93
94, the inner surface of the fixation hole 93 and the outer surface of the fixed column 94 are equipped with screw thread, and the eddy generator 7 includes:
Generating body ontology 71 close to the detent 72 of 9 side of fixed structure and is set to institute set on 71 upper end of generating body ontology
The convex block 73 of 72 lower surface of detent is stated, specifically, generating body ontology described in the present embodiment 71, detent 72 and convex block 73 are one
Body structure.The height of first groove 91 is greater than the height of the detent 72, and it is recessed that the detent 72 can be caught in described first
Slot 91 can simultaneously move up and down in first groove 91, and the convex block 73 can be caught in the fixed card slot 92 described in realization
The fixation of eddy generator 7.The fixed card slot 92 avoids the eddy generator 7 from being situated between with being used cooperatively for the convex block 73
It is displaced during mass flow is dynamic, increases the stability of the eddy generator 7.Specifically, fixing card described in the present embodiment
Slot 92 and the convex block 73 are triangular form structure, and triangular form structure is that fixation is more stable due to the presence of corner angle, described convex
Block 73 is not easy to deviate from from the fixed card slot 92.The bottom of the attachment base 2 is equipped with the second groove 10, the generating body ontology
71 bottom can be caught in second groove 10, and further the eddy generator 7 is fixed, and prevent the whirlpool from sending out
Raw body 7 is displaced during media flow or unstable situation.It installs the fixed column 94 after the eddy generator 7
In fixation hole 93 described in precession, the bottom of the fixed column 94 resists the upper surface of the eddy generator 7, the fixed column
94 top is not higher by the upper surface of the attachment base 2, further fixes the eddy generator 7, so that it will not because of medium
Buoyancy is altered on occurring, and improves stability, and the spinning in and out of the specific fixed column 94 use screwdriver.The attachment base 2
It is equipped with an elastomeric pad 11 between the connecting tube 3, is equipped with a through-hole 12, the flow sensing in the middle part of the elastomeric pad 11
Device 5 is arranged through the through-hole 12, and the elastomeric pad 11 can prevent steam and steam in pipeline from entering the connecting tube
In 3, the use of the flow sensor 5 is influenced.The elastomeric pad 11 can be corrosion resistant silica gel pad or rubber sheet gasket,
Since the elastomeric pad 11 has elasticity, the diameter of the through-hole 12 is equal to or slightly less than the diameter of the flow sensor 5,
The elastomeric pad 11 described in this way can play certain support fixed function to the flow sensor 5 simultaneously.The attachment base 2
It is connected and fixed with the connecting tube 3 by bolt 13, easy disassembly.The attachment base 2 and two shells 1 pass through spiral shell
Line is fixed, or is fixed by welding.
In conclusion the vortex-shedding meter of the utility model can easy disassembly eddy generator, replacement convenient for safeguarding；Together
When elastomeric pad design steam or steam can be effectively prevent to enter the use of connecting tube internal influence flow sensor.
The above is only the preferred embodiments of the present utility model only, is not intended to limit the utility model, all practical at this
Made any modifications, equivalent replacements, and improvements etc., should be included in the guarantor of the utility model within novel spirit and principle
Within the scope of shield.
Claims (10)
1. a kind of vortex-shedding meter for facilitating eddy generator to dismount characterized by comprising two shells being connected on pipeline
Body, between two shells and by attachment base that two shells connect, be detachably arranged on the attachment base
Connecting tube, the Flow Measurement Display Meter above the connecting tube, be provided with flow sensor, the flow in the connecting tube
Sensor is electrically connected with the Flow Measurement Display Meter by connecting line, and the flow sensor is provided through the attachment base and extends
To the induction end at the middle part of the attachment base, the induction end corresponds to medium access side and is provided with eddy generator, the company
Joint chair corresponds to the connecting tube equipped with an opening, and the inner sidewall of the opening corresponds to medium access side and is equipped with a fixed structure,
The eddy generator is removably attached on the fixed structure.
2. the vortex-shedding meter according to claim 1 for facilitating eddy generator to dismount, which is characterized in that the fixed knot
Structure includes: the first groove on the inner sidewall that the attachment base corresponds to medium access side and is set to first groove
The fixed card slot of lower surface, set on first groove upper surface and through the attachment base fixation hole, be set to the fixation
The outer surface of fixed column in hole, the inner surface of the fixation hole and the fixed column is equipped with screw thread, the eddy generator
Include: generating body ontology, set on generating body ontology upper end close to the detent of the fixed structure side and be set to the card
The convex block of position lower surface, the height of first groove are greater than the height of the detent, and the detent can be caught in described first
Groove simultaneously moves up and down in first groove, and the convex block, which can be caught in the fixed card slot, realizes that the whirlpool occurs
The fixation of body, the bottom of the fixed column can resist the upper surface of the eddy generator, and the top of the fixed column is not high
The upper surface of the attachment base out.
3. the vortex-shedding meter according to claim 2 for facilitating eddy generator to dismount, which is characterized in that the attachment base
Bottom be equipped with the second groove, the bottom of the eddy generator is caught in second groove.
4. the vortex-shedding meter according to claim 2 for facilitating eddy generator to dismount, which is characterized in that the generating body
Ontology, detent and convex block are structure as a whole.
5. the vortex-shedding meter according to claim 4 for facilitating eddy generator to dismount, which is characterized in that the fixing card
Slot and the convex block are triangular form structure.
6. the vortex-shedding meter according to claim 1 for facilitating eddy generator to dismount, which is characterized in that the attachment base
It is equipped with an elastomeric pad between the connecting tube, is equipped with a through-hole in the middle part of the elastomeric pad, the flow sensor runs through
The through-hole setting.
7. the vortex-shedding meter according to claim 6 for facilitating eddy generator to dismount, which is characterized in that the through-hole
Internal diameter is equal to the outer diameter of the flow sensor, and the elastomeric pad is rubber sheet gasket or silica gel pad.
8. the vortex-shedding meter according to claim 1 for facilitating eddy generator to dismount, which is characterized in that the attachment base
It is bolted and is fixed together with the connecting tube.
9. the vortex-shedding meter according to claim 1 for facilitating eddy generator to dismount, which is characterized in that the attachment base
It is fixed with two shells by screw thread or is fixed by welding.
10. the vortex-shedding meter according to claim 1 for facilitating eddy generator to dismount, which is characterized in that the whirlpool
Generating body is set to the left side of the flow sensor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920748044.0U CN209727171U (en) | 2019-05-22 | 2019-05-22 | A kind of vortex-shedding meter for facilitating eddy generator to dismount |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920748044.0U CN209727171U (en) | 2019-05-22 | 2019-05-22 | A kind of vortex-shedding meter for facilitating eddy generator to dismount |
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| Publication Number | Publication Date |
|---|---|
| CN209727171U true CN209727171U (en) | 2019-12-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920748044.0U Active CN209727171U (en) | 2019-05-22 | 2019-05-22 | A kind of vortex-shedding meter for facilitating eddy generator to dismount |
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| CN (1) | CN209727171U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110987092A (en) * | 2019-12-27 | 2020-04-10 | 东北石油大学 | Multiphase flow vortex shedding flowmeter in pit |
-
2019
- 2019-05-22 CN CN201920748044.0U patent/CN209727171U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110987092A (en) * | 2019-12-27 | 2020-04-10 | 东北石油大学 | Multiphase flow vortex shedding flowmeter in pit |
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