CN205300665U - Anti -jamming electric -magnetic flow meter - Google Patents
Anti -jamming electric -magnetic flow meter Download PDFInfo
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- CN205300665U CN205300665U CN201620001447.5U CN201620001447U CN205300665U CN 205300665 U CN205300665 U CN 205300665U CN 201620001447 U CN201620001447 U CN 201620001447U CN 205300665 U CN205300665 U CN 205300665U
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Abstract
The utility model discloses an anti -jamming electric -magnetic flow meter, including measuring section of thick bamboo body, inside lining nexine and electrode, the inside lining nexine sets up at measurement section of thick bamboo body inboardly, and the electrode takes shielded electrode lead to fix on the electrode through the lead wire installed part from measuring this internal flow of wearing out to be used for the measured flow body, is equipped with shielding structure on measuring an electrode in the body outside, shielding structure includes mount pad and outer shield spare, the installation seat cover on the electrode with measure this external surface contact of a section of thick bamboo, it is fixed to the mount pad that outer shield spare passes electrode lead, the utility model discloses elimination external disturbance signal makes and measures and export steadily electric -magnetic flow meter measuring -signal's interference.
Description
Technical field
This utility model relates to electromagnetic flowmeter technical field, particularly relates to a kind of jamproof electromagnetic flowmeter.
Background technology
Electromagnetic flowmeter is a kind of new flowmeter, electromagnetic induction principle is adopted to measure the speed flowrate of fluid, integrated flux etc., without choked flow with without movable member in effusion meter pipeline, it measures the various anti-corrosion material of cylinder lining, have fabulous corrosion-resistant and without characteristics such as choked flows, it is applicable not only to measure general conducting liquid, applies also for the strongly corrosion liquids such as measurement strong acid, highly basic, salt, therefore use in extensive range.
Electromagnetic flowmeter is very faint due to the induced voltage signal produced by fluid, easily disturbed by external environment thus affecting measurement, it is particularly wall-mounted on close to heavy-duty motor, converter and when disturbing in the complicated environment of plant, electromagnetic flowmeter signal is had very big interference, causing the phenomenons such as output jitter.
The China Patent No. is separately had to be: 201420610001.3, disclose a kind of electromagnetic flowmeter realizing measuring non-full pipe, including the upper magnetizing coil being arranged on the upside of body, it is arranged on the lower magnetizing coil on the downside of body, symmetrical at least three electrode it is respectively arranged with in the body left and right sides, described upper magnetizing coil and lower magnetizing coil are the coil of symmetrical same size, the segment angle of described the covered body of upper magnetizing coil is 30 ��-45 ��, and above-mentioned patent electrode screening effect is poor.
Utility model content
In order to overcome the defect of above-mentioned prior art, this utility model provides a kind of jamproof electromagnetic flowmeter, its objective is, by the shielding to electrode and contact conductor, to eliminate the interference to electromagnetic flowmeter survey signal of the external interference signal, make measurement and output steadily.
In order to solve above-mentioned technical problem, the technical solution adopted in the utility model is:
A kind of jamproof electromagnetic flowmeter, including measuring cylinder body, inner liner layer and electrode, described inner liner layer is arranged on inside measuring cylinder body, described electrode is from this internal flow passed for measuring fluid of measuring cylinder, contact conductor with shielding is fixed on electrode by the installed part that goes between, it is characterized in that: on the electrode of measuring cylinder outer body, be provided with shielding construction, described shielding construction includes mounting seat and external screen shield, described mounting seat is enclosed within electrode and contacts with measuring cylinder body outer surface, and external screen shield is fixed in mounting seat through contact conductor.
Also including electrode insulation part, install pad and electrode fixed screw, described electrode insulation part is contained between electrode and mounting seat, installs pad and is contained in the surface of electrode insulation part, and electrode fixed screw is fixed on electrode.
This utility model has the advantage that
1, this utility model is provided with shielding construction on the electrode of measuring cylinder outer body, described shielding construction includes mounting seat and external screen shield, described mounting seat is enclosed within electrode and contacts with measuring cylinder body outer surface, external screen shield is fixed in mounting seat through contact conductor, entirely it is contained in inside its screen layer thus electrode is installed adnexa, it can mask the interference signal in the external world completely, makes measurement signal stabilization.
2, this utility model installs two shielding parts additional and electrode fixing fitting and lead connecting pieces are enclosed within completely internal are adequately isolated with external interference signal in electrode of electromagnetic flowmeter fixing hole position; Bucking electrode adopts shielded cable bundle of lines electrode signal to draw, and the internal core wire of shielded lead is connected with electrode by connector, and the screen layer of shielded lead is connected with shielding part.
3, this utility model a kind of improvement to prior art, it, by the screening energy of electrode and contact conductor is eliminated the interference to electromagnetic flowmeter survey signal of the external interference signal, makes measurement and output steadily.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Labelling in figure: 1, measuring cylinder body, 2, inner liner layer, 3, electrode, 4, mounting seat, 5, electrode insulation part, 6, pad is installed, 7, electrode fixed screw, 8, external screen shield, 9, lead-in wire installed part, 10, contact conductor.
Detailed description of the invention
Below in conjunction with accompanying drawing, this utility model is described further:
Embodiment 1
As shown in Figure 1, a kind of jamproof electromagnetic flowmeter, including measuring cylinder body 1, inner liner layer 2 and electrode 3, inner liner layer 2 is arranged on inside measuring cylinder body 1, electrode 3 passes the flow for measuring fluid in measuring cylinder body 1, and the contact conductor 10 with shielding is fixed on electrode 3 by the installed part 9 that goes between.
Electrode 3 passes in measuring cylinder body 1, the electrode 3 being positioned at measuring cylinder body 1 contacts with by the fluid of measuring cylinder, and be positioned at the electrode 3 outside measuring cylinder body 1 and be provided with shielding construction, this shielding construction includes mounting seat 4 and external screen shield 8, mounting seat 4 is enclosed within electrode 3 and measuring cylinder body 1 outer surface good contact, external screen shield 8 is after contact conductor 10, then is fixed in mounting seat 4, and electrode is shielded by mounting seat 4 and external screen shield 8. Shielding part is enclosed within inside completely electrode fixing fitting and lead connecting pieces and is adequately isolated with external interference signal; Bucking electrode adopts shielded cable bundle of lines electrode signal to draw, the internal core wire of shielded lead is connected with electrode by connector, the screen layer of shielded lead is connected with shielding part, electrode is installed adnexa and is entirely contained in inside its screen layer, it can mask the interference signal in the external world completely, makes measurement signal stabilization.
Further, also include electrode insulation part 5, pad 6 and electrode fixed screw 7 are installed, electrode insulation part 5 is arranged between electrode 3 and mounting seat 4, installs pad 6 and is contained in the surface of electrode insulation part 5, and electrode fixed screw 7 is fixed on electrode 3 and mounting seat 4, electrode insulation part 5 is fixed.
Mounting seat 4, electrode insulation part 5, external screen shield 8 and the contact conductor 10 with shielding, by the screening energy of electrode and contact conductor is eliminated the interference to electromagnetic flowmeter survey signal of the external interference signal, make measurement and output steadily.
Claims (2)
1. a jamproof electromagnetic flowmeter, including measuring cylinder body (1), inner liner layer (2) and electrode (3), described inner liner layer (2) is arranged on measuring cylinder body (1) inner side, described electrode (3) passes the flow for measuring fluid in measuring cylinder body (1), contact conductor (10) with shielding is fixed on electrode (3) by the installed part (9) that goes between, it is characterized in that: on the electrode (3) in measuring cylinder body (1) outside, be provided with shielding construction, described shielding construction includes mounting seat (4) and external screen shield (8), described mounting seat (4) is enclosed within electrode (3) and measuring cylinder body (1) exterior surface, external screen shield (8) is fixed in mounting seat (4) through contact conductor (10).
2. the jamproof electromagnetic flowmeter of one according to claim 1, it is characterized in that: also include electrode insulation part (5), pad (6) and electrode fixed screw (7) are installed, described electrode insulation part (5) is contained between electrode (3) and mounting seat (4), installing pad (6) and be contained in the surface of electrode insulation part (5), electrode fixed screw (7) is fixed on electrode (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620001447.5U CN205300665U (en) | 2016-01-04 | 2016-01-04 | Anti -jamming electric -magnetic flow meter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620001447.5U CN205300665U (en) | 2016-01-04 | 2016-01-04 | Anti -jamming electric -magnetic flow meter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205300665U true CN205300665U (en) | 2016-06-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620001447.5U Active CN205300665U (en) | 2016-01-04 | 2016-01-04 | Anti -jamming electric -magnetic flow meter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205300665U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107255493A (en) * | 2017-07-06 | 2017-10-17 | 郑州联慧双创知识产权代理有限公司 | A kind of novel electron flow apparatus |
| WO2020107467A1 (en) * | 2018-11-30 | 2020-06-04 | 深圳市大疆创新科技有限公司 | Electromagnetic flow meter |
-
2016
- 2016-01-04 CN CN201620001447.5U patent/CN205300665U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107255493A (en) * | 2017-07-06 | 2017-10-17 | 郑州联慧双创知识产权代理有限公司 | A kind of novel electron flow apparatus |
| WO2020107467A1 (en) * | 2018-11-30 | 2020-06-04 | 深圳市大疆创新科技有限公司 | Electromagnetic flow meter |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |