CN208075945U - A kind of novel vortex street flowmeter - Google Patents
A kind of novel vortex street flowmeter Download PDFInfo
- Publication number
- CN208075945U CN208075945U CN201820453199.7U CN201820453199U CN208075945U CN 208075945 U CN208075945 U CN 208075945U CN 201820453199 U CN201820453199 U CN 201820453199U CN 208075945 U CN208075945 U CN 208075945U
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- Prior art keywords
- insulating layer
- connecting tube
- thermal insulation
- chamber
- mounting base
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Abstract
The utility model discloses a kind of novel vortex street flowmeters, including flow indicator, connecting tube, mounting base and measurement head, the connecting tube is inside hollow cylinder structure, the chamber of perforation is offered on the inside of the connecting tube, it is provided with insulating layer and insulating layer on the inside of the connecting tube, the insulating layer is arranged in insulating layer outer end, polyurethane thermal insulation board is installed on the inside of the insulating layer, the polyurethane thermal insulation board is inside hollow cylinder structure, asbestos are filled on the inside of the insulating layer, the asbestos are inside hollow cylinder structure, the polyurethane thermal insulation board is set in asbestos outer end, the thermal insulation board is wrapped in chamber outer end.The novel vortex street flowmeter, it is simple in structure, have the characteristics that highly practical, can be widely used.
Description
Technical field
The utility model belongs to flowmeter technology field, and in particular to a kind of novel vortex street flowmeter.
Background technology
With the development that industrial instrument automates, fluid measurement technology is maked rapid progress, the various instrument for measuring fluid media (medium)
It is constantly invented, is exploited, vortex-shedding meter is measuring instrumentss highly developed in various measuring instrumentss, flux of vortex street
Instrument belongs to the measuring instrumentss for converting a part of fluid dynamic energy to fluid oscillation, this kind of instrument utilizes Si Telaohaer in 1878
Deliver about a kind of flow instrument that principle developed described in the article of fluid oscillation frequency and flow velocity, this kind of instrument
The flow measurement instrument produced using the relationship between vortex frequency and bluff body characteristic size, flow velocity, this flowmeter
Overcoming inside rotometer has mechanical gyro unit to be easily lost, the defect of high failure rate, also overcomes electromagnetic flowmeter only
The problem of conducting medium can be measured, also solves throttling flow meter and needs external pressure measurement pipeline, repairs cumbersome problem, also solve
Mass flowmenter large scale problem of high cost, vortex-shedding meter have played important on measuring steam and non-conductive medium
Effect,
Existing vortex-shedding meter lacks certain Insulation when in use, is mostly inside the connecting tube of vortex-shedding meter
Some survey tools, it is more fragile, it is at low ambient temperatures in use, as perfect in do not protected, it is easy to influence its service life, cause
It measures inaccurate.
Utility model content
The purpose of this utility model is to provide a kind of novel vortex street flowmeters, mentioned above in the background art to solve
Problem.
To achieve the above object, the utility model provides the following technical solutions：A kind of novel vortex street flowmeter, including flow
Display, connecting tube, mounting base and measurement head, the connecting tube are inside hollow cylinder structure, are opened on the inside of the connecting tube
Chamber equipped with perforation, the connecting tube inside are provided with insulating layer and insulating layer, and the insulating layer is arranged in insulating layer outer end,
Polyurethane thermal insulation board is installed, the polyurethane thermal insulation board is inside hollow cylinder structure, the guarantor on the inside of the insulating layer
Asbestos are filled on the inside of warm layer, the asbestos are inside hollow cylinder structure, and the polyurethane thermal insulation board is set in outside asbestos
End, the thermal insulation board are wrapped in chamber outer end.
Preferably, the mounting base is hollow structure on the inside of both ends open, the connecting tube connection dress seat, the tipping seat
On be vertically arranged with two groups of link blocks, multigroup connecting hole is offered on the link block, connection spiral shell is provided in the connecting hole
Bolt, the connection bolt pass vertically through connecting hole, and the mounting base is bolted fixation by connection.
Preferably, the chamber top is connected to flow indicator, and the connecting tube top on the outside of the chamber is provided with outer spiral shell
Line, the flow indicator bottom end offers threaded hole, and the internal thread in threaded hole is adapted to external screw thread, the connecting tube spiral shell
Line connects flow indicator.
Preferably, the measurement head is arranged on the inside of water stream channel, and the measurement head is electrical by the conducting wire across chamber
Connect flow indicator.
Preferably, two groups of link block cames have seal washer in the mounting base.
The technique effect and advantage of the utility model：The novel vortex street flowmeter, increase on the inside of connecting tube insulating layer and
Insulating layer protects the survey tool of flowmeter chamber interior not by the heat insulation effect of the polyurethane thermal insulation board on the inside of insulating layer
Can be affected by temperature, the asbestos on the inside of insulating layer have extremely fireproof, electrical insulating property and thermal insulation, are important anti-
Fire, insulation and thermal insulation material, the energy indoor survey tool of effective protection chamber, by link block easy disassembly connecting tube, convenient for dimension
It repaiies, the novel vortex street flowmeter, of simple structure and strong practicability.
Description of the drawings
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is the connecting tube vertical view of the utility model；
Fig. 3 is the flow indicator structural schematic diagram of the utility model.
In figure：1 flow indicator, 2 connecting tubes, 3 insulating layers, 4 insulating layers, 5 connecting holes, 6 mounting bases, 7 measurement heads, 8 water
Circulation road, 9 link blocks, 10 seal washers, 11 connection bolts, 12 chambers, 13 polyurethane thermal insulation boards, 14 asbestos, 15 internal threads, 16
External screw thread.
Specific implementation mode
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
The every other embodiment obtained, shall fall within the protection scope of the present invention.
The utility model provides a kind of novel vortex street flowmeter as shown in Figs. 1-3, including flow indicator 1, connection
Pipe 2, mounting base 6 and measurement head 7, the connecting tube 2 are inside hollow cylinder structure, and 2 inside of the connecting tube, which offers, to be passed through
Logical chamber 12,2 inside of the connecting tube are provided with insulating layer 3 and insulating layer 4, and the insulating layer 3 is arranged outside insulating layer 4
End, 3 inside of the insulating layer are equipped with polyurethane thermal insulation board 13, and the polyurethane thermal insulation board 13 is inside hollow cylinder knot
Structure, 3 inside of the insulating layer are filled with asbestos 14, and the asbestos 14 are inside hollow cylinder structure, the polyurethane heat-insulation
Plate 13 is set in 14 outer end of asbestos, and the thermal insulation board 13 is wrapped in 12 outer end of chamber.
Specifically, the mounting base 6 is hollow structure on the inside of both ends open, the connection dress seat 6 of the connecting tube 2 is described to connect
Two groups of link blocks 9 are vertically arranged on dress seat 6, multigroup connecting hole 5 is offered on the link block 9, is arranged in the connecting hole 5
There are connection bolt 11, the connection bolt 11 to pass vertically through connecting hole 5, the mounting base 6 is connected and fixed by connecting bolt 11.
Specifically, 12 top of the chamber is connected to flow indicator 1,2 top of the connecting tube setting in 12 outside of the chamber
There is external screw thread 16,1 bottom end of the flow indicator offers threaded hole, and the internal thread 15 in threaded hole and external screw thread 16 are suitable
Match, the connecting tube 2 is threadedly coupled flow indicator 1.
Specifically, the setting of the measurement head 7, in 8 inside of water stream channel, the measurement head 7 passes through the conducting wire across chamber 12
It is electrically connected flow indicator 1.
Specifically, two groups of 9 cames of link block have seal washer 10 in the mounting base 6.
Specifically, the novel vortex street flowmeter, water stream channel 8 is passed through and needs to measure stream in the connecting flange connection at both ends
It can be used on the pipeline of amount, 1 lower end of flow indicator is connected through a screw thread connecting tube 2, and 2 inside of connecting tube increases insulating layer
3 and insulating layer 4, by the heat insulation effect of the polyurethane thermal insulation board 13 of 4 inside of insulating layer, the survey inside protection flowmeter chamber 12
Amount tool will not be affected by temperature, and the asbestos 14 of 4 inside of insulating layer have extremely fireproof, electrical insulating property and thermal insulation,
It is important fire prevention, insulation and thermal insulation material, the survey tool in energy effective protection chamber 12 passes through 9 easy disassembly of link block
Connecting tube 2, easy to repair, the novel vortex street flowmeter is simple in structure, has the characteristics that highly practical, can be widely used.
Finally it should be noted that：The above descriptions are merely preferred embodiments of the present invention, 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 still can be with technical scheme described in the above embodiments is modified, or to which part technical characteristic
Equivalent replacement is carried out, within the spirit and principle of the utility model, any modification, equivalent replacement, improvement and so on,
It should be included within the scope of protection of this utility model.
Claims (5)
1. a kind of novel vortex street flowmeter, including flow indicator（1）, connecting tube（2）, mounting base（6）And measurement head（7）,
It is characterized in that：The connecting tube（2）For inside hollow cylinder structure, the connecting tube（2）Inside offers the chamber of perforation
（12）, the connecting tube（2）Inside is provided with insulating layer（3）And insulating layer（4）, the insulating layer（3）It is arranged in insulating layer（4）
Outer end, the insulating layer（3）Inside is equipped with polyurethane thermal insulation board（13）, the polyurethane thermal insulation board（13）For the hollow circle in inside
Column structure, the insulating layer（3）Inside is filled with asbestos（14）, the asbestos（14）For inside hollow cylinder structure, institute
State polyurethane thermal insulation board（13）It is set in asbestos（14）Outer end, the thermal insulation board（13）It is wrapped in chamber（12）Outer end.
2. a kind of novel vortex street flowmeter according to claim 1, it is characterised in that：The mounting base（6）It is opened for both ends
Hollow structure on the inside of mouthful, the connecting tube（2）Connect mounting base（6）, the mounting base（6）On be vertically arranged with two groups of link blocks
（9）, the link block（9）On offer multigroup connecting hole（5）, the connecting hole（5）Inside it is provided with connection bolt（11）, described
Connect bolt（11）Pass vertically through connecting hole（5）, the mounting base（6）By connecting bolt（11）It is connected and fixed.
3. a kind of novel vortex street flowmeter according to claim 1, it is characterised in that：The chamber（12）Top connection stream
Measure display（1）, the chamber（12）The connecting tube in outside（2）Top is provided with external screw thread（16）, the flow indicator（1）
Bottom end offers threaded hole, and the internal thread in threaded hole（15）With external screw thread（16）Adaptation, the connecting tube（2）It is threadedly coupled
Flow indicator（1）.
4. a kind of novel vortex street flowmeter according to claim 1, it is characterised in that：The measurement head（7）It is arranged in water
Circulation road（8）Inside, the measurement head（7）By passing through chamber（12）Conducting wire be electrically connected flow indicator（1）.
5. a kind of novel vortex street flowmeter according to claim 1, it is characterised in that：The mounting base（6）Upper two groups of companies
Connect block（9）Came has seal washer（10）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820453199.7U CN208075945U (en) | 2018-04-02 | 2018-04-02 | A kind of novel vortex street flowmeter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820453199.7U CN208075945U (en) | 2018-04-02 | 2018-04-02 | A kind of novel vortex street flowmeter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208075945U true CN208075945U (en) | 2018-11-09 |
Family
ID=64042762
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820453199.7U Expired - Fee Related CN208075945U (en) | 2018-04-02 | 2018-04-02 | A kind of novel vortex street flowmeter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208075945U (en) |
-
2018
- 2018-04-02 CN CN201820453199.7U patent/CN208075945U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20181109 Termination date: 20200402 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |