CN214096184U - Turbine flowmeter - Google Patents
Turbine flowmeter Download PDFInfo
- Publication number
- CN214096184U CN214096184U CN202023301195.3U CN202023301195U CN214096184U CN 214096184 U CN214096184 U CN 214096184U CN 202023301195 U CN202023301195 U CN 202023301195U CN 214096184 U CN214096184 U CN 214096184U
- Authority
- CN
- China
- Prior art keywords
- casing
- turbine
- stop valve
- guide plate
- filter core
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 7
- 238000004140 cleaning Methods 0.000 claims description 11
- 239000012780 transparent material Substances 0.000 claims description 3
- 230000001174 ascending effect Effects 0.000 claims 1
- 239000007788 liquid Substances 0.000 abstract description 15
- 239000012535 impurity Substances 0.000 abstract description 9
- 239000008187 granular material Substances 0.000 abstract description 7
- 238000005259 measurement Methods 0.000 abstract description 5
- 238000009434 installation Methods 0.000 abstract description 4
- 238000012423 maintenance Methods 0.000 abstract 1
- 239000012530 fluid Substances 0.000 description 5
- 239000002245 particle Substances 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
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- Measuring Volume Flow (AREA)
Abstract
The utility model relates to a turbine flowmeter, including the casing, intake along the casing and hold to casing water outlet end direction on the casing on set gradually clean pipe and magnetoelectric proximity sensor, casing and clean pipe be linked together, clean intraductal filter core that is provided with, filter core suit inside the casing, the casing in be provided with the turbine, the turbine be located the sensor under. Turbine flowmeter, reduced the granule impurity content of flowing through in the turbine flowmeter liquid, prevent that granule impurity from destroying the motion stationarity of turbine under liquid drive, cause the instrument to show the value inaccurate to the meter measurement rate of accuracy of turbine flow has been improved. Simultaneously the utility model discloses simple structure, installation and easy maintenance have extensive market prospect.
Description
Technical Field
The utility model relates to a measuring instrument field, concretely relates to turbine flowmeter.
Background
The turbine flowmeter is an industrial detecting and metering instrument, which is used for measuring the flow of liquid in a closed pipeline, when the measured fluid flows through the turbine flowmeter, an impeller is forced to rotate under the action of the fluid, the rotating speed of the impeller is in direct proportion to the average flow velocity of the pipeline, meanwhile, a blade periodically cuts magnetic lines of force generated by an electromagnet, the magnetic flux of a coil is changed, a pulsating potential signal, namely an electric pulse signal, is induced in the coil, and is sent to a display instrument to be displayed after being amplified by an amplifier, the instantaneous flow Q of the fluid flowing through a sensor is in direct proportion to the pulse frequency f, the instantaneous flow Q of the fluid flowing through the sensor is in inverse proportion to the instrument coefficient k of the sensor, and the flow equation is as follows: q =3600 xf/k.
The liquid measuring meter is a commonly used liquid measuring meter for measuring and calculating the fluid flow of a pipeline by measuring the rotating speed of a turbine, but various particle impurities are often mixed in the existing liquid, and the particle impurities act on blades of the turbine under the driving of the liquid, so that the motion stability of the turbine is damaged, the relative rotating speed is reduced, the displayed value of the meter is inaccurate, and the measuring precision of the flow meter is reduced.
Disclosure of Invention
The utility model provides a be not enough to prior art, the utility model provides a can reduce the turbine flowmeter that improves instrument measurement accuracy of granule impurity content in the liquid of turbine of flowing through for overcome the defect that exists among the prior art.
The utility model adopts the technical proposal that: the utility model provides a turbine flowmeter, includes the casing, intakes along the casing and holds to casing water outlet end orientation on the casing on set gradually clean pipe and magnetoelectric proximity sensor, casing and clean pipe be linked together, clean intraductal filter core that is provided with, filter core suit inside the casing, the casing in be provided with the turbine, the turbine be located the sensor under.
Preferably, the cleaning tube is provided with a stop valve at the outer end, part of the filter element is sleeved in the stop valve, the stop valve is provided with a handle, and the outer end of the stop valve is provided with an end cover.
Preferably, the outer end of the cleaning pipe and the inner end of the stop valve and the outer end of the stop valve and the end cover are respectively connected through bolts.
Preferably, the casing in be provided with the baffle, the baffle adopt sheet structure, the baffle on seted up the clearing hole, the clearing hole in be provided with the spacing ring, spacing ring and baffle adopt an organic whole structure, the filter core with spacing ring swing joint.
Preferably, the turbine is provided with a support shaft, one end of the support shaft is provided with a front guide plate, the other end of the support shaft is provided with a rear guide plate, and the front guide plate and the rear guide plate are both fixedly connected with the shell.
Preferably, the front guide plate and the support shaft and the rear guide plate are respectively connected through bearings.
Preferably, the cleaning pipe is provided with an installation groove, an observation window is installed in the installation groove, and the observation window is of a sheet structure made of transparent materials.
The utility model has the advantages that: at first, turbine flowmeter, the liquid of pipeline is through the filter core filtration back of suit in the casing, the turbine flowmeter of flowing through, reduced the granule impurity content of flowing through turbine flowmeter interior liquid, prevent that granule impurity from destroying the motion stationarity of turbine under liquid drive, cause the instrument to show the value inaccurate to turbine flowmeter's measurement rate of accuracy has been improved.
Secondly, when the filter element in the cleaning pipe needs to be replaced, the turbine flowmeter of the utility model can open the end cover on the stop valve, open the stop valve, draw out the filter element from the cleaning pipe and the stop valve, then close the stop valve, and replace the filter element; and opening the stop valve, sleeving the replaced filter element in the stop valve and the cleaning pipe, closing the stop valve, and screwing the end cover to replace the filter element without stopping flow.
The utility model discloses simple structure is the product of easily using widely.
Drawings
Fig. 1 is a sectional view of the present invention.
Fig. 2 is a schematic structural diagram of the present invention.
Fig. 3 is a partially enlarged schematic view of a in fig. 1.
In the figure: 1. a housing; 2. cleaning the tube; 3. a magnetoelectric proximity sensor; 4. a filter element; 5. a turbine; 6. a stop valve; 7. a handle; 8. an end cap; 9. a partition plate; 10. through the hole; 11. a support shaft; 12. a front baffle; 13. a rear guide plate; 14. mounting grooves; 15. an observation window; 16. a valve core; 17. a bearing; 18. a limit ring.
Detailed Description
As shown in fig. 1, 2, a turbine flowmeter, including casing 1, intake along casing 1 and hold to casing 1 water outlet end direction on casing 1 on install clean pipe 2 and magnetoelectric proximity sensor 3 in proper order, casing 1 and clean pipe 2 be linked together, clean pipe 2 and 1 endotheca of casing be equipped with filter core 4, 4 suits of filter core inside casing 1, casing 1 in be provided with turbine 5, turbine 5 be located sensor 3 under, casing 1 intake end and water outlet end equally divide and have do not seted up the external screw thread, external screw thread and pipeline threaded connection that needs the measurement.
The turbine 5 on be provided with back shaft 11, back shaft 11 one end on be provided with leading guide plate 12, back shaft 11 other end on be provided with rearmounted guide plate 13, leading guide plate 12 and rearmounted guide plate 13 all with casing 1 fixed connection.
The front guide plate 12 and the support shaft 11 and the rear guide plate 13 are respectively connected through bearings 17.
The use method of the product is as follows: turbine flowmeter install on confined liquid pipeline, 1 end of intaking of casing and play water end equally divide and do not seted up the external screw thread, at first, set up predetermined installing port on pipeline 22, the installing port adopts two, two the installing port in equally divide and do not overlap and be equipped with the internal thread, the end of intaking of this product and one of them installing port screw thread, the play water end and another one installing port screw thread of this product, the position that adjustment magnetoelectric is close formula sensor 3 makes it be located the pipeline directly over, accomplishes the installation of this product promptly.
Through this embodiment, turbine flowmeter, the liquid of pipeline filters the back through filter core 4 of suit in casing 1, the turbine flowmeter of flowing through, has reduced the granule impurity content of flowing through liquid in the turbine flowmeter, prevents that granule impurity from destroying the motion stationarity of turbine 5 under liquid drive, causes the instrument to show the value inaccurate to turbine flowmeter's measurement rate of accuracy has been improved.
In addition, it should be noted that, when the filter element 4 in the cleaning pipe 2 needs to be cleaned or replaced, the end cover 8 on the stop valve 5 can be opened, the filter element 4 can be drawn out from the cleaning pipe 2 and the stop valve 5, then the stop valve 5 is closed, and the filter element 4 is replaced; opening stop valve 5, the filter core 4 suit after will changing is in stop valve 5 and clean pipe 2, closes stop valve 5, then screws up end cover 8, realizes not stopping to flow and changes filter core 4.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (7)
1. A turbine flow meter, characterized by: including casing (1), intake along casing (1) and hold to casing (1) water outlet end side ascending casing (1) on set gradually clean pipe (2) and magnetoelectric proximity sensor (3), casing (1) and clean pipe (2) be linked together, clean pipe (2) and casing (1) in be provided with filter core (4), casing (1) in be provided with turbine (5), turbine (5) be located magnetoelectric proximity sensor (3) under.
2. The turbine flow meter of claim 1, wherein: clean pipe (2) outside serve and be provided with stop valve (6), filter core (4) partial suit in stop valve (6), stop valve (6) on be provided with handle (7), the outside of stop valve (6) serve and be provided with end cover (8).
3. The turbine flow meter of claim 1, wherein: the outer side end of the cleaning pipe (2) and the inner side end of the stop valve (6) and the outer side end of the stop valve (6) and the end cover (8) are respectively connected through bolts.
4. The turbine flow meter of claim 1, wherein: casing (1) in be provided with baffle (9), baffle (9) adopt sheet structure, baffle (9) on seted up clearing hole (10), clearing hole (10) in be provided with spacing ring (18), spacing ring (18) and baffle (9) adopt an organic whole structure, filter core (4) with spacing ring (18) swing joint.
5. The turbine flow meter of claim 1, wherein: turbine (5) on be provided with back shaft (11), back shaft (11) serve and be provided with leading guide plate (12), back shaft (11) other end on be provided with rearmounted guide plate (13), leading guide plate (12) and rearmounted guide plate (13) all with casing (1) fixed connection.
6. The turbine flowmeter of claim 5, wherein: the front guide plate (12) and the support shaft (11) and the rear guide plate (13) are respectively connected through bearings (17).
7. The turbine flowmeter of claim 5, wherein: cleaning tube (2) on seted up mounting groove (14), mounting groove (14) in install observation window (15), observation window (15) adopt the sheet structure that transparent material made.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023301195.3U CN214096184U (en) | 2020-12-31 | 2020-12-31 | Turbine flowmeter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023301195.3U CN214096184U (en) | 2020-12-31 | 2020-12-31 | Turbine flowmeter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214096184U true CN214096184U (en) | 2021-08-31 |
Family
ID=77435989
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023301195.3U Expired - Fee Related CN214096184U (en) | 2020-12-31 | 2020-12-31 | Turbine flowmeter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214096184U (en) |
-
2020
- 2020-12-31 CN CN202023301195.3U patent/CN214096184U/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: 20210831 |