CN203811211U - Vortex flowmeter - Google Patents
Vortex flowmeter Download PDFInfo
- Publication number
- CN203811211U CN203811211U CN201420222449.8U CN201420222449U CN203811211U CN 203811211 U CN203811211 U CN 203811211U CN 201420222449 U CN201420222449 U CN 201420222449U CN 203811211 U CN203811211 U CN 203811211U
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- CN
- China
- Prior art keywords
- medium
- medium access
- passage
- housing
- cavity
- 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
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Abstract
The utility model relates to a vortex flowmeter comprising a housing and a flow sensor; the housing is provided with a medium incoming passage and a medium outgoing passage; a connecting block is connected to the upper middle of the housing; a meter head unit is disposed at the top of the connecting block; the flow sensor is electrically connected with the meter head unit; a vortex generator is disposed at an inlet of the medium incoming passage; the medium incoming passage is in the shape of a cone frustum with outside wide and inside narrow; the medium outgoing passage is in the shape of a cylinder, and the inner diameter of the cylinder is equal to the inner diameter of an inlet of the medium incoming passage; a middle passage is arranged between the medium incoming passage and the medium outgoing passage; the inner diameter of the middle passage is equal to that of the inner end of the medium incoming passage; one end of the middle passage is connected with the inner end of the medium incoming passage; the middle passage is connected with the medium outgoing passage through a cone-frustum-shaped passage; the flow sensor is disposed at the position, corresponding to the middle passage, of the housing. The vortex flowmeter according to the technical scheme has the advantage that measurement precision is improved effectively.
Description
Technical field
The utility model relates to a kind of vortex flowmeter.
Background technology
Vortex flowmeter, generally include and be provided with housing and the flow sensor that medium access and medium are engaged in this profession, the top, middle part of described housing is connected with Connection Block, the top of Connection Block is provided with gauge outfit assembly, described flow sensor and described gauge outfit assembly are electrically connected, and the inflow point of described medium access is provided with eddy generator.But traditional vortex flowmeter, its medium access and medium are engaged in this profession and are isometrical cylindric setting, and flow sensor is arranged on the centre position of housing, thus the whirlpool of flow sensor induction is strong not, and affected the measuring accuracy of flow.
Summary of the invention
The deficiency existing for prior art, the purpose of this utility model is to provide a kind of vortex flowmeter of effective raising measuring accuracy.
For achieving the above object, the utility model provides following technical scheme: a kind of vortex flowmeter, comprise and be provided with housing and the flow sensor that medium access and medium are engaged in this profession, the top, middle part of described housing is connected with Connection Block, the top of Connection Block is provided with gauge outfit assembly, described flow sensor and described gauge outfit assembly are electrically connected, the inflow point of described medium access is provided with eddy generator, described medium access is frustum setting wide outside and narrow inside, described medium is engaged in this profession and is the cylindric setting that internal diameter equates with inflow point's internal diameter of medium access, described medium access and medium are provided with center-aisle between engaging in this profession, the internal diameter of described center-aisle equates with the internal diameter of described medium access medial extremity to arrange, and described center-aisle one end is connected with described medium access medial extremity, described center-aisle is engaged in this profession and is connected by frustum passage with described medium, described flow sensor is arranged on the corresponding described center-aisle of housing place.
By adopting technique scheme, improve the whirlpool of eddy generator generation at the flow velocity of flow sensor position, thereby improve flow measurement precision, and engage in this profession and be internal diameter and the cylindric setting that inflow point's internal diameter of medium access equates due to described medium, also do not affect the measuring accuracy of flow.
The utility model further arranges: also comprise the pressure transducer being electrically connected with described gauge outfit assembly, the corresponding described medium access medial extremity of housing position is provided with the first cavity, described the first cavity and described medium access are conducted by the first through hole, and described pressure transducer is arranged in described the first cavity.
By adopting technique scheme, by pressure transducer, pressure medium is monitored.
The utility model further arranges: also comprise the temperature sensor being electrically connected with described gauge outfit assembly, the corresponding described medium of housing is engaged in this profession and is provided with the second cavity near described frustum channel position, described the second cavity and described medium access are conducted by the second through hole, and described pressure transducer is arranged in described the second cavity and extends in described medium engages in this profession by the second through hole.
By adopting technique scheme, by temperature sensor, medium temperature is monitored, and temperature sensor is arranged in this position, be not subject to medium and wash away and affect serviceable life.
The utility model further arranges: described pressure transducer and temperature sensor are respectively arranged with case, described pressure transducer and temperature sensor are fastened on respectively in described case, and described case is connected with the inner thread of described the first cavity and the second cavity respectively, described case is provided with the through hole passing for connecting line.
By adopting technique scheme, can be firm pressure transducer and temperature sensor be fixed, and prevents medium leakage.
The utility model further arranges: the bottom position of the corresponding flow sensor of described housing is provided with pressure port and pressure port bolt.
By adopting technique scheme, can carry out pressure at pressure port.
Below in conjunction with accompanying drawing, the utility model is further described.
Brief description of the drawings
Fig. 1 is the utility model example structure figure;
Fig. 2 is the A portion enlarged drawing of Fig. 1.
Embodiment
Referring to accompanying drawing 1, accompanying drawing 2, the disclosed vortex flowmeter of the utility model, comprise and be provided with medium access 101 and medium engage in this profession 102 housing 1 and flow sensor 2, the top, middle part of described housing 1 is connected with Connection Block 3, the top of Connection Block 3 is provided with gauge outfit assembly 4, described flow sensor 2 is electrically connected with described gauge outfit assembly 4, the inflow point of described medium access 101 is provided with eddy generator 5, described medium access 101 is frustum setting wide outside and narrow inside, described medium is engaged in this profession and 102 is the cylindric setting that internal diameter equates with inflow point's internal diameter of medium access 101, described medium access 101 and medium are engaged in this profession and between 102, are provided with center-aisle 103, the internal diameter of described center-aisle 103 equates with the internal diameter of described medium access 101 medial extremitys to arrange, and described center-aisle 103 one end are connected with described medium access 101 medial extremitys, described center-aisle 103 and described medium are engaged in this profession and 102 are connected by frustum path 10 4, described flow sensor 2 is arranged on the corresponding described center-aisle of housing 1 103 places.By adopting technique scheme, improve the whirlpool of eddy generator generation at the flow velocity of flow sensor 2 positions, thereby improve flow measurement precision, and engage in this profession and 102 be internal diameter and the cylindric setting that inflow point's internal diameter of medium access 101 equates due to described medium, also do not affect the measuring accuracy of flow.
The present embodiment further arranges: also comprise the pressure transducer 6 being electrically connected with described gauge outfit assembly 4, the corresponding described medium access of housing 1 101 medial extremity positions are provided with the first cavity, described the first cavity and described medium access 101 are conducted by the first through hole, and described pressure transducer is arranged in described the first cavity.By adopting technique scheme, by pressure transducer 6, pressure medium is monitored.
The present embodiment further arranges: also comprise the temperature sensor 7 being electrically connected with described gauge outfit assembly 4, the corresponding described medium of housing 1 is engaged in this profession and 102 is provided with the second cavity near described frustum path 10 4 positions, described the second cavity and described medium access 101 are conducted by the second through hole, and described pressure transducer 7 is arranged in described the second cavity and extends to described medium by the second through hole and engages in this profession in 102.By adopting technique scheme, by temperature sensor 7, medium temperature is monitored, and temperature sensor 7 is arranged in this position, be not subject to medium and wash away and affect serviceable life.
The present embodiment further arranges: described pressure transducer 6 is respectively arranged with case 8 with temperature sensor 7, described pressure transducer 6 is fastened on respectively in described case 8 with temperature sensor 7, and described case 8 is connected with the inner thread of described the first cavity and the second cavity respectively, described case 8 is provided with the through hole 801 passing for connecting line.By adopting technique scheme, can be firm pressure transducer 6 and temperature sensor 7 be fixed, and prevents that medium from revealing.
The present embodiment further arranges: the bottom position of the corresponding flow sensor 2 of described housing is provided with pressure port and pressure port bolt 9.By adopting technique scheme, can carry out pressure at pressure port.
Claims (5)
1. a vortex flowmeter, comprise and be provided with housing and the flow sensor that medium access and medium are engaged in this profession, the top, middle part of described housing is connected with Connection Block, the top of Connection Block is provided with gauge outfit assembly, described flow sensor and described gauge outfit assembly are electrically connected, the inflow point of described medium access is provided with eddy generator, it is characterized in that: described medium access is frustum setting wide outside and narrow inside, described medium is engaged in this profession and is the cylindric setting that internal diameter equates with inflow point's internal diameter of medium access, described medium access and medium are provided with center-aisle between engaging in this profession, the internal diameter of described center-aisle equates with the internal diameter of described medium access medial extremity to arrange, and described center-aisle one end is connected with described medium access medial extremity, described center-aisle is engaged in this profession and is connected by frustum passage with described medium, described flow sensor is arranged on the corresponding described center-aisle of housing place.
2. vortex flowmeter according to claim 1, it is characterized in that: also comprise the pressure transducer being electrically connected with described gauge outfit assembly, the corresponding described medium access medial extremity of housing position is provided with the first cavity, described the first cavity and described medium access are conducted by the first through hole, and described pressure transducer is arranged in described the first cavity.
3. vortex flowmeter according to claim 2, it is characterized in that: also comprise the temperature sensor being electrically connected with described gauge outfit assembly, the corresponding described medium of housing is engaged in this profession and is provided with the second cavity near described frustum channel position, described the second cavity and described medium access are conducted by the second through hole, and described pressure transducer is arranged in described the second cavity and extends in described medium engages in this profession by the second through hole.
4. vortex flowmeter according to claim 3, it is characterized in that: described pressure transducer and temperature sensor are respectively arranged with case, described pressure transducer and temperature sensor are fastened on respectively in described case, and described case is connected with the inner thread of described the first cavity and the second cavity respectively, described case is provided with the through hole passing for connecting line.
5. vortex flowmeter according to claim 4, is characterized in that: the bottom position of the corresponding flow sensor of described housing is provided with pressure port and pressure port bolt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420222449.8U CN203811211U (en) | 2014-04-30 | 2014-04-30 | Vortex flowmeter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420222449.8U CN203811211U (en) | 2014-04-30 | 2014-04-30 | Vortex flowmeter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203811211U true CN203811211U (en) | 2014-09-03 |
Family
ID=51449949
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420222449.8U Expired - Fee Related CN203811211U (en) | 2014-04-30 | 2014-04-30 | Vortex flowmeter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203811211U (en) |
-
2014
- 2014-04-30 CN CN201420222449.8U patent/CN203811211U/en not_active Expired - Fee Related
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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: 20140903 Termination date: 20160430 |