CN214621322U - Non-full pipe gas-liquid two-phase conductive medium electromagnetic flowmeter - Google Patents
Non-full pipe gas-liquid two-phase conductive medium electromagnetic flowmeter Download PDFInfo
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- CN214621322U CN214621322U CN202120895321.8U CN202120895321U CN214621322U CN 214621322 U CN214621322 U CN 214621322U CN 202120895321 U CN202120895321 U CN 202120895321U CN 214621322 U CN214621322 U CN 214621322U
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Abstract
The utility model relates to an electromagnetic flowmeter technical field discloses a double-phase conductive medium electromagnetic flowmeter of full pipe gas-liquid of non-, including the flowmeter main part, be equipped with the flow tube in the flowmeter main part, be equipped with the baffle that covers the export of flow tube on the flow tube, be equipped with the opening of flow on the baffle to the opening of flow is located the first half of baffle, is equipped with flow measurement electrode in the flow tube, and the distance between flow measurement electrode and the flow tube bottom is less than the distance between opening of flow bottom and the flow tube bottom. The utility model relates to a double-phase conducting medium electromagnetic flowmeter of non-full pipe gas-liquid, the utility model discloses a cowling panel rectification, liquid level height is guaranteed to the baffle, and electromagnetic flowmeter and radar level measurement sensor measure jointly to with the conversion of measuring flow signal and level signal, finally realize the flow measurement of non-full pipe or gas-liquid two-phase fluid.
Description
Technical Field
The utility model relates to an electromagnetic flowmeter technical field especially relates to a double-phase conducting medium electromagnetic flowmeter of non-full pipe gas-liquid.
Background
The electromagnetic flowmeter is a new type of flow measuring instrument which is rapidly developed along with the development of electronic technology in 50-60 years of 20 th century. The electromagnetic flowmeter measures the flow of conducting fluid based on the electromotive force induced when the conducting fluid passes through external magnetic field by means of electromagnetic induction principle. According to the information collection of manufacturers of electric power, petroleum, coal chemical industry, building materials and large-scale matched host equipment, when the electromagnetic flowmeter measures a gas-liquid two-phase medium of a conductive liquid, a detection point of the flowmeter cannot be guaranteed below a liquid level, and meanwhile, the flow stability cannot be guaranteed, so that the measurement requirement cannot be met.
SUMMERY OF THE UTILITY MODEL
The utility model provides a can guarantee liquid level height and flow stability's double-phase conducting medium electromagnetic flowmeter of non-full pipe gas-liquid.
The technical scheme of the utility model is realized like this: the non-full-pipe gas-liquid two-phase conductive medium electromagnetic flowmeter comprises a flowmeter main body, wherein a flow pipe is arranged in the flowmeter main body, a baffle plate covering an outlet of the flow pipe is arranged on the flow pipe, a flow opening is arranged on the baffle plate and is positioned at the upper half part of the baffle plate, a flow measurement electrode is arranged in the flow pipe, and the distance between the flow measurement electrode and the bottom of the flow pipe is smaller than the distance between the bottom of the flow opening and the bottom of the flow pipe.
Preferably, the flow tube is provided with a rectifying plate covering the inlet of the flow tube, and the rectifying plate is provided with regularly-arranged small round holes.
Preferably, the flowmeter body is provided with a radar liquid level probe, and a directing tube of the radar liquid level probe is arranged in the flow pipe and is positioned at the downstream of the flow measurement electrode.
Preferably, the flow tube is provided with a plurality of excitation coils for measuring a flow rate, and the excitation coils and the flow rate measurement electrode constitute a flow rate measurement sensor.
Preferably, a converter is arranged on the flowmeter main body, and the radar liquid level probe, the excitation coil and the flow measurement electrode are respectively and electrically connected with the converter.
Preferably, the inlet end of the flow tube is fitted with a first flange.
Preferably, the outlet end of the flow tube is sleeved with a second flange.
The utility model relates to a double-phase conducting medium electromagnetic flowmeter of non-full pipe gas-liquid, the utility model discloses a flow rectification board carries out the rectification to the circulation medium of inflow, has improved flow measurement's stability, and flow measurement's liquid level height is guaranteed to the baffle, and radar liquid level probe measures the liquid level height of circulation medium, and flow and the integrated processing of level signal make things convenient for the integrated installation of customer's integration with flow measurement sensor and level measurement sensor, make things convenient for the installation of customer integration, but the converter real-time display liquid level height, the liquid medium actual measurement flow, finally realize the flow measurement of non-full pipe or gas-liquid two-phase fluid.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.
Fig. 1 is a schematic front view of a non-full pipe gas-liquid two-phase conductive medium electromagnetic flowmeter provided by the present invention;
fig. 2 is the utility model provides a schematic diagram is looked sideways at to cowling panel of double-phase conducting medium electromagnetic flowmeter of non-full pipe gas-liquid.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
Referring to fig. 1-2, a non-full-tube gas-liquid two-phase conductive medium electromagnetic flowmeter includes a flowmeter body 1, a flow tube 2 is disposed in the flowmeter body 1, a baffle 3 covering an outlet of the flow tube 2 is disposed on the flow tube 2, a flow opening is disposed on the baffle 3 and located in an upper half portion of the baffle 3, a flow measurement electrode 4 is disposed in the flow tube 2, and a distance between the flow measurement electrode 4 and a bottom of the flow tube 2 is smaller than a distance between a bottom of the flow opening and a bottom of the flow tube 2.
In the present embodiment, the baffle 3 is used to block the outlet of the flow tube 2, so as to ensure the liquid level inside the flow tube 2, so that the flow measurement electrode 4 projected below the bottom of the flow port is always below the liquid level, thereby enabling the flow measurement electrode 4 to always measure the flow rate of the medium flowing through the flow tube 2.
In another embodiment of the present invention, a rectifying plate 5 covering the inlet of the flow tube 2 is provided on the flow tube 2, and small circular holes are regularly arranged on the rectifying plate 5. When the flow medium passes through the rectifying plate 5, the regularly arranged small circular holes arranged on the rectifying plate 5 can rectify the flow medium, so that the flow medium can stably enter the flow tube 2, and the flow measurement stability is ensured.
As another embodiment of the present invention, a radar level probe 6 is installed on the flowmeter body 1, and a broadcasting guide tube 7 of the radar level probe 6 is installed in the flow tube 2 and is located in the downstream of the flow measurement electrode 4. The liquid level of the circulating medium in the flow tube 2 can be accurately measured by the broadcasting guide tube 7 of the radar liquid level probe 6.
As another embodiment of the present invention, a plurality of excitation coils 8 for measuring the flow rate are provided outside the flow tube 2, and the excitation coils 8 and the flow rate measurement electrodes 4 constitute a flow rate measurement sensor. The exciting coil 8 and the flow measuring electrode 4 jointly form a flow measuring sensor, and the accuracy of flow measurement is improved.
As another embodiment of the present invention, a converter 9 is provided on the flowmeter body 1, and the radar level probe 6, the excitation coil 8, and the flow measurement electrode 4 are electrically connected to the converter 9, respectively. The liquid level signals measured by the radar liquid level probe 6 and the flow signals measured by the excitation coil 8 and the flow measurement electrode 4 are integrated by the converter 9, and the converter can display the liquid level height and the measured flow of the circulating medium in real time. The flow measurement sensor and the liquid level measurement sensor are integrally installed, so that the integrated installation of customers is facilitated.
As another embodiment of the present invention, the inlet end of the flow tube 2 is sleeved with a first flange 10. The outlet end of the flow tube 2 is fitted with a second flange 11. The flow tube 2 is connected to the external interface by the first flange 10 and the second flange 11, thereby enhancing the firmness of the connection.
The utility model relates to a double-phase conducting medium electromagnetic flowmeter of non-full pipe gas-liquid, the utility model discloses a cowling panel rectification, liquid level height is guaranteed to the baffle, and electromagnetic flowmeter and radar level measurement sensor measure jointly to with the conversion of measuring flow signal and level signal, finally realize the flow measurement of non-full pipe or gas-liquid two-phase fluid.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (7)
1. The non-full-pipe gas-liquid two-phase conductive medium electromagnetic flowmeter is characterized by comprising a flowmeter main body (1), wherein a flow pipe (2) is arranged in the flowmeter main body (1), a baffle (3) covering an outlet of the flow pipe (2) is arranged on the flow pipe (2), a flow opening is arranged on the baffle (3), the flow opening is located at the upper half part of the baffle (3), a flow measuring electrode (4) is arranged in the flow pipe (2), and the distance between the flow measuring electrode (4) and the bottom of the flow pipe (2) is smaller than the distance between the bottom of the flow opening and the bottom of the flow pipe (2).
2. The non-full-pipe gas-liquid two-phase conductive medium electromagnetic flowmeter according to claim 1, wherein the flow pipe (2) is provided with a rectifying plate (5) covering an inlet of the flow pipe (2), and the rectifying plate (5) is provided with regularly arranged small circular holes.
3. The non-full pipe gas-liquid two-phase conductive medium electromagnetic flowmeter according to claim 1, characterized in that a radar level probe (6) is mounted on the flowmeter body (1), and a relay cylinder (7) of the radar level probe (6) is mounted in the flow pipe (2) and is located downstream of the flow measurement electrode (4).
4. The non-full-pipe gas-liquid two-phase conductive medium electromagnetic flowmeter according to claim 3, characterized in that a plurality of exciting coils (8) for measuring the flow rate are provided outside the flow pipe (2), and the exciting coils (8) and the flow measurement electrodes (4) constitute a flow measurement sensor.
5. The non-full pipe gas-liquid two-phase conductive medium electromagnetic flowmeter according to claim 4, characterized in that the flowmeter body (1) is provided with a converter (9), and the radar level probe (6), the excitation coil (8) and the flow measurement electrode (4) are electrically connected with the converter (9) respectively.
6. A non-full-pipe gas-liquid two-phase conductive medium electromagnetic flowmeter according to any one of claims 1-3, characterized in that the inlet end of the flow tube (2) is fitted with a first flange (10).
7. A non-full-pipe gas-liquid two-phase conductive medium electromagnetic flowmeter according to any one of claims 1-3, characterized in that the outlet end of the flow tube (2) is fitted with a second flange (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120895321.8U CN214621322U (en) | 2021-04-28 | 2021-04-28 | Non-full pipe gas-liquid two-phase conductive medium electromagnetic flowmeter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120895321.8U CN214621322U (en) | 2021-04-28 | 2021-04-28 | Non-full pipe gas-liquid two-phase conductive medium electromagnetic flowmeter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214621322U true CN214621322U (en) | 2021-11-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120895321.8U Active CN214621322U (en) | 2021-04-28 | 2021-04-28 | Non-full pipe gas-liquid two-phase conductive medium electromagnetic flowmeter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214621322U (en) |
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2021
- 2021-04-28 CN CN202120895321.8U patent/CN214621322U/en active Active
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