CN203443617U - Insertion-type integrated temperature-pressure compensation vortex shedding flowmeter - Google Patents
Insertion-type integrated temperature-pressure compensation vortex shedding flowmeter Download PDFInfo
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- CN203443617U CN203443617U CN201320443549.9U CN201320443549U CN203443617U CN 203443617 U CN203443617 U CN 203443617U CN 201320443549 U CN201320443549 U CN 201320443549U CN 203443617 U CN203443617 U CN 203443617U
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- 238000003780 insertion Methods 0.000 claims abstract description 22
- 230000037431 insertion Effects 0.000 claims abstract description 22
- 238000007789 sealing Methods 0.000 claims abstract description 17
- 238000009434 installation Methods 0.000 claims abstract description 7
- 230000005494 condensation Effects 0.000 claims abstract description 6
- 238000009833 condensation Methods 0.000 claims abstract description 6
- 238000004880 explosion Methods 0.000 claims description 28
- 239000000523 sample Substances 0.000 claims description 12
- 239000012530 fluid Substances 0.000 claims description 8
- 210000000664 rectum Anatomy 0.000 claims description 4
- 238000012423 maintenance Methods 0.000 abstract description 5
- 230000000694 effects Effects 0.000 abstract description 2
- 238000010079 rubber tapping Methods 0.000 abstract 1
- 239000000758 substrate Substances 0.000 abstract 1
- 238000010276 construction Methods 0.000 description 5
- 238000005259 measurement Methods 0.000 description 4
- 238000002604 ultrasonography Methods 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
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Abstract
The utility model relates to an insertion-type integrated temperature-pressure compensation vortex shedding flowmeter, which comprises a flowmeter gauge head, an explosion-proof junction box, a wiring pipe, a flow-rate measuring device, an installation flange, a socket shell, a temperature measuring jacket, a temperature sensor, an insertion rod, a measuring head, an installation substrate, a sealing pad, a pressure tapping hole, a valve seat, a needle valve, a pressure sensor, a bushing, a flow-direction indication rod, a connector flange, a head box connecting rod and a condensation ring. The insertion-type integrated temperature-pressure compensation vortex shedding flowmeter has the technical effects that the flow rate, the temperature and the pressure can be comprehensively measured intensively, the temperature-pressure compensation on the medium can be realized, intuitiveness and convenience in use and maintenance can be realized, the maintenance expense is low, and the insertion-type integrated temperature-pressure compensation vortex shedding flowmeter is used for integrally measuring the flow rate of a large-diameter pipeline.
Description
Technical field
The utility model relates to a kind of plug-in vortex shedding flowmeter in robotization flow instrument, particularly the one-piece type temperature head compensating vortex street effusion meter of a kind of plug-in type.
Background technology
At present, both at home and abroad in large diameter pipeline (containing more than DN200) gasmetry, mostly to adopt differential pressure type instrument, as orifice plate, Venturi nozzle, V-type cone, Annubar even speed tube or various bar class plug-in type differential pressure meter, differential pressure reflection volumetric flow rate by throttling element two ends, realizes the compensation operation to gas density by the temperature, pressure element being contained on self or pipeline
,or employing ultrasonic flow meter (comprising plug-in type ultrasound wave), but its temperature and pressure compensation, must rely on the temperature and pressure element being contained in above pipeline, be guided to centralized compensation computing on ultrasound wave integrating display gauge head or receive unified computing and compensation on the integrating display instrument at an other place together with ultrasonic flow meter output signal.And use
otherspeed mode flow instrument, such as turbine, vortex street etc., they are the general plug-in type that adopts in large diameter pipeline, the signals collecting majority of temperature and pressure compensation is also the temperature and pressure element utilizing above pipeline, integrating display instrument is elsewhere introduced or guided to together with flow signal to the temperature and pressure signal of pipeline being installed, advantage is simple in structure, shortcoming is that the installation form of temperature and pressure compensation element disperses, element is many, cable is many, wiring debugging work load is relatively numerous and diverse, maintenance and use is cumbersome, large diameter pipeline speed mode insert type flowmeter is by temperature and pressure element and flow meter all-in-one-piece at present, particularly measure large diameter pipeline high temperature gas medium, rarely has discovery, almost do not have.In addition, the measuring accuracy of inserting-type flowmeter is inseparable with the size of insertion depth and pipeline, and existing plug-in type flow instrument is often only focused on the structure of self, and has ignored the pipe section coordinating with it.
Summary of the invention
Problem based on current existence, the utility model is by flow, pressure, three kinds of sensing elements of temperature are arranged on above the structure of an insert type (hereinafter to be referred as three-in-one plug in construction), forming one with socket joint housing measures whole, concrete technical scheme is that the one-piece type temperature head compensating vortex street effusion meter of a kind of plug-in type, comprises flowmeter meter, anti-explosion terminal box, walk spool, flow measuring probe, mounting flange, socket joint housing, thermometric sheath, temperature sensor, insertion rod, gauge head, sealing gasket, valve seat, needle valve, pressure transducer, flow to indicator stem, sleeve, joint flange, box connecting link and condensation coil, it is characterized in that: flowmeter meter and anti-explosion terminal box link together with a box connecting link, anti-explosion terminal box is fixed on joint flange, sleeve is fixed together the insertion rod in joint flange and flow measuring probe, flowing to indicator stem is fixed on a side of sleeve and makes to flow to indicator stem consistent with the detected fluid flow direction, insertion rod also seals to be fixed on mounting flange through mounting flange and inserts in socket joint housing, the gauge head that is fixed on insertion rod top is on the center of circle line in socket joint housing, and flow measuring probe top output line is through sleeve
and joint flangeaccess anti-explosion terminal box, temperature sensor is placed in thermometric sheath, thermometric sheath also seals to be fixed on mounting flange through mounting flange and inserts in socket joint housing, temperature sensor top output line is through walking spool access anti-explosion terminal box, pressure transducer and needle valve one end link together, the needle valve other end is fixed on valve seat, valve seat is fixed in the pressure port of mounting flange, pressure transducer is communicated with sealing in socket joint housing chamber, pressure transducer top output line is through walking spool access anti-explosion terminal box, in anti-explosion terminal box, each wire is through a box connecting link access flow meter gauge outfit, sealing gasket, mounting flange is placed in successively the upper surface of socket joint housing and is fixed together.
The described latus rectum of socket joint housing and the inside nominal diameter of the supporting body of detected fluid are consistent, and during installation, both want with one heart.
Technique effect of the present utility model is the composite measurement that can concentrate flow, temperature, pressure, and realizes the temperature and pressure compensation to medium, directly perceived, easy to use and maintenance, and maintenance cost is low, for large diameter pipeline flow is whole, measures.
Accompanying drawing explanation
Fig. 1 is the structural representation of facing of the present utility model.
Fig. 2 is right TV structure schematic diagram of the present utility model.
When being measurement steam medium of the present utility model, Fig. 3 faces structural representation.
Embodiment
Embodiment 2, socket joint housing 4 and flowmeter install the position being connected be take the prominent face flange of DN100 standard T font mounting base as feature and with piping connection portion be that to take standard concave raised-face flange pattern be feature, the occasion of measurement high-temperature steam medium.As shown in Figure 3, flowmeter meter 1 links together with an anti-explosion terminal box 2 use box connecting link 15, anti-explosion terminal box 2 is fixed on joint flange 14, four small cylindrical that anti-explosion terminal box is connected with it by a great circle cylindricality (also can be made into other shape) and surrounding form, great circle cylindricality is wiring chamber, small cylindrical is for installing the supporting construction of fixing and cable entry, and the lead-in wire of pressure and temperature element is introduced and draws from the supporting construction of its surrounding.Sleeve 12 is fixed together the insertion rod 3-2 in joint flange 14 and flow measuring probe 3, flowing to indicator stem 13 is fixed on a side of sleeve 12 and makes to flow to indicator stem 13 consistent with the detected fluid flow direction, insertion rod 3-2 is fixed in the upper insertion of mounting flange 3-1 socket joint housing 4 through mounting flange 3-1 sealing, the gauge head 7 that is fixed on insertion rod 3-2 top is on the center of circle line in socket joint housing 4, flow measuring probe 3 is on mounting flange 3-1, flow measuring probe 3 top output lines are through sleeve 12 and joint flange 14 access anti-explosion terminal boxs 2, temperature sensor 6 is placed in thermometric sheath 5, thermometric sheath 5 is fixed in the upper insertion of mounting flange 3-1 socket joint housing 4 through mounting flange 3-1 sealing, temperature sensor 6 top output lines are through walking spool 2-1 access anti-explosion terminal box 2, pressure transducer 11 links together with needle valve 10 one end, needle valve 10 other ends are fixed on valve seat 9, the other end of valve seat 9 is connected with condensation coil 16 one end, condensation coil 16 other ends are fixed in the pressure port 3-3 of mounting flange 3-1, pressure transducer 11 is communicated with sealing in socket joint housing 4 chambeies, pressure transducer 11 top output lines are through walking spool 2-1 access anti-explosion terminal box 2, here needle valve 10 is to connect or closing presure passage, steam condensate (SC) in condensation coil 16 is effectively isolated high temperature transmission of pressure.In anti-explosion terminal box 2, each wire is through a box connecting link 15 access flow meter gauge outfits 1, and sealing gasket 8, mounting flange 3-1 are placed in successively the upper surface of socket joint housing 4 and are fixed together.The latus rectum of socket joint housing 4 is consistent with the inside nominal diameter of the supporting body of detected fluid, and during installation, both want with one heart.
Claims (2)
1. the one-piece type temperature head compensating vortex street effusion meter of plug-in type, comprises flowmeter meter (1), anti-explosion terminal box (2), walk spool (2-1), flow measuring probe (3), mounting flange (3-1), socket joint housing (4), thermometric sheath (5), temperature sensor (6), insertion rod (3-2), gauge head (7), mounting base (4-1), sealing gasket (8), pressure port (3-3), valve seat (9), needle valve (10), pressure transducer (11), sleeve (12), flow to indicator stem (13), joint flange (14), box connecting link (15) and condensation coil (16), it is characterized in that: flowmeter meter (1) links together with a box connecting link (15) with anti-explosion terminal box (2), anti-explosion terminal box (2) is fixed on joint flange (14), sleeve (12) is fixed together the insertion rod (3-2) in joint flange (14) and flow measuring probe (3), flowing to indicator stem (13) is fixed on a side of sleeve (12) and makes to flow to indicator stem (13) consistent with the detected fluid flow direction, insertion rod (3-2) is fixed in mounting flange (3-1) upper insertion socket joint housing (4) through mounting flange (3-1) sealing, the gauge head (7) that is fixed on insertion rod (3-2) top is on the center of circle line in socket joint housing (4), flow measuring probe (3) top output line is through sleeve (12) and joint flange (14) access anti-explosion terminal box (2), temperature sensor (6) is placed in thermometric sheath (5), thermometric sheath (5) is fixed in mounting flange (3-1) upper insertion socket joint housing (4) through mounting flange (3-1) sealing, temperature sensor (6) top output line is through walking spool (2-1) access anti-explosion terminal box (2), and pressure transducer (11) links together with needle valve (10) one end, needle valve (10) other end is fixed on valve seat (9), valve seat (9) is fixed in the pressure port (3-3) of mounting flange (3-1), pressure transducer (11) is communicated with sealing in socket joint housing (4) chamber, pressure transducer (11) top output line is through walking spool (2-1) access anti-explosion terminal box (2), in anti-explosion terminal box (2), each wire is through box connecting link (15) access flow meter gauge outfit (1), sealing gasket (8), mounting flange (3-1) is placed in successively the upper surface of socket joint housing (4) and is fixed together.
2. the one-piece type temperature head compensating vortex street effusion meter of plug-in type as claimed in claim 1, is characterized in that: the latus rectum of described socket joint housing (4) is consistent with the inside nominal diameter of the supporting body of detected fluid, and during installation, both want with one heart.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320443549.9U CN203443617U (en) | 2013-07-24 | 2013-07-24 | Insertion-type integrated temperature-pressure compensation vortex shedding flowmeter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320443549.9U CN203443617U (en) | 2013-07-24 | 2013-07-24 | Insertion-type integrated temperature-pressure compensation vortex shedding flowmeter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203443617U true CN203443617U (en) | 2014-02-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320443549.9U Expired - Fee Related CN203443617U (en) | 2013-07-24 | 2013-07-24 | Insertion-type integrated temperature-pressure compensation vortex shedding flowmeter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203443617U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107036667A (en) * | 2017-03-09 | 2017-08-11 | 浙江钛合仪器有限公司 | Electromagnetic flowmeter and pressure sensor combined device and installation method |
| CN109632030A (en) * | 2018-11-06 | 2019-04-16 | 上海库科自动化科技有限公司 | A kind of municipal administration gas flow pressure monitoring system |
-
2013
- 2013-07-24 CN CN201320443549.9U patent/CN203443617U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107036667A (en) * | 2017-03-09 | 2017-08-11 | 浙江钛合仪器有限公司 | Electromagnetic flowmeter and pressure sensor combined device and installation method |
| CN109632030A (en) * | 2018-11-06 | 2019-04-16 | 上海库科自动化科技有限公司 | A kind of municipal administration gas flow pressure monitoring system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140219 |