CN111207800B - Self-adaptive electromagnetic flowmeter for sewage treatment - Google Patents
Self-adaptive electromagnetic flowmeter for sewage treatment Download PDFInfo
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- CN111207800B CN111207800B CN202010039356.1A CN202010039356A CN111207800B CN 111207800 B CN111207800 B CN 111207800B CN 202010039356 A CN202010039356 A CN 202010039356A CN 111207800 B CN111207800 B CN 111207800B
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- wall
- electromagnetic flowmeter
- ring
- sewage treatment
- connecting rod
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F1/00—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow
- G01F1/56—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow by using electric or magnetic effects
- G01F1/58—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow by using electric or magnetic effects by electromagnetic flowmeters
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F15/00—Details of, or accessories for, apparatus of groups G01F1/00 - G01F13/00 insofar as such details or appliances are not adapted to particular types of such apparatus
- G01F15/12—Cleaning arrangements; Filters
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- Fluid Mechanics (AREA)
- General Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Measuring Volume Flow (AREA)
Abstract
The invention belongs to the technical field of electromagnetic flowmeters, and discloses an electromagnetic flowmeter for self-adaptive sewage treatment. The self-adaptive electromagnetic flowmeter for sewage treatment comprises an electromagnetic flowmeter body, wherein the electromagnetic flowmeter body comprises a cylinder body, a magnetic circuit system, a measuring guide pipe, an electrode for collecting electric signals, a shell and a lining which are used for protecting the magnetic circuit system and installed outside the cylinder body, and a converter for electric signal treatment, wherein a sewage discharge mechanism is arranged inside the cylinder body. This self-adaptation electromagnetic flowmeter for sewage treatment installs the sewerage system additional in the barrel, utilizes liquid flow drive sewerage system, realizes the clearance of the interior working segment attached to filth of flowmeter, and simple structure is reliable, and incessant brush barrel inner wall can avoid piling up of filth, avoids the filth to cause the influence to the normal detection achievement of flowmeter attached to, has solved the problem of proposing in the background art.
Description
Technical Field
The invention relates to the technical field of electromagnetic flowmeters, in particular to an electromagnetic flowmeter for self-adaptive sewage treatment.
Background
The electromagnetic flowmeter is an instrument which measures the flow of a conductive fluid according to the electromotive force induced when the conductive fluid passes through an external magnetic field by applying the electromagnetic induction principle.
For an electromagnetic flowmeter for detecting the flow of sewage, after the electromagnetic flowmeter operates for a period of time, an adhesion layer is accumulated on the inner wall of a sensor to generate faults, namely, dirt adhesion of a working section of the flowmeter can influence the normal work of the flowmeter, the faults are usually caused by too large or too small conductivity of the adhesion layer, if the adhesion is an insulating layer, an electrode loop is broken, and the flowmeter cannot work normally; if the conductivity of the adhesion layer is obviously higher than that of the fluid, a short circuit occurs in an electrode loop, the instrument cannot work normally, the existing sewage flowmeter is usually only used as a corrosion-resistant bushing to deal with the sewage environment, the descaling work is carried out in regular equipment maintenance, the operation is complicated, the manpower is wasted, and the problem is urgently needed to be solved.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides the self-adaptive electromagnetic flowmeter for sewage treatment, which can clean dirt on the inner wall of the flowmeter.
(II) technical scheme
In order to achieve the purpose, the invention is realized by the following technical scheme: the utility model provides an adaptive electromagnetic flowmeter for sewage treatment, includes the electromagnetic flowmeter body, the electromagnetic flowmeter body includes barrel, magnetic circuit, measuring duct, is used for collecting the electrode of signal of telecommunication, is used for protecting magnetic circuit and installs shell, lining outside the barrel and be used for the converter of signal of telecommunication processing, the inside of barrel is provided with sewage discharge mechanism.
The sewage draining mechanism comprises a positioning ring, a mounting ring, a supporting bearing, a movable ring, a blade, a connecting rod, a connecting ball and a sliding groove, the outer wall of the positioning ring and the outer wall of the mounting ring are respectively and fixedly connected with the left end and the right end of the inner wall of the barrel body, the supporting bearing is fixedly sleeved in a groove of the inner wall of the mounting ring, the mounting ring adopts a split design, the supporting bearing is convenient to fix, the movable ring is in interference fit in the supporting bearing, the blades are fixedly connected with the inner wall of the movable ring, the right ends of the four connecting rods are fixedly connected with the left side surface of the movable ring, the connecting rods and the movable ring are fixedly connected in a threaded manner, and the four connecting rods are annularly arranged by taking the axis of the movable ring as a reference, the left ends of the four connecting rods are fixedly connected with connecting balls, a sliding groove is formed in the right side surface of the positioning ring, the four connecting balls are slidably connected in the sliding groove, and a descaling mechanism is arranged on the connecting rods.
Preferably, descaling mechanism includes sleeve pipe, brush hair, adhesive tape, abrupt point and dials the piece, the sleeve pipe cup joints on the connecting rod, the intraductal wall of sleeve is connected through the fixed surface of two adhesive tapes and connecting rod, two adhesive tapes are located the connecting rod respectively and are close to one side of barrel inner wall and keep away from one side of barrel inner wall, the brush hair sets up the side that is close to the barrel inner wall at the sleeve pipe, the holding ring right flank just is located the inside and outside of sliding tray respectively and all is provided with eight annular range dial the piece, and two sets of pieces of dialling are crisscross arranges, the piece of dialling of sliding tray inside and outside is divided into two sets of, two abrupt points of sheathed tube left end face fixedly connected with, the position of two abrupt points corresponds with two adhesive tape positions respectively.
Preferably, the connecting rod is PTFE plastic pole, and the sleeve pipe is the PTFE plastic tubing, chooses for use the plastics material to avoid influencing electromagnetic flow meter's detection precision, the adhesive tape is the fluororubber adhesive tape, and the length of adhesive tape is the same with sheathed tube length, utilizes adhesive tape joint sleeve and connecting rod, and when the elasticity of utilizing the adhesive tape can make the activity ring rotate, the sleeve pipe is in the developments for the connecting rod, strengthens the effect of decontaminating to utilize vibrations to reduce the filth on the brush hair and adhere to.
Preferably, the height of the protruding point is the same as that of the poking block, the protruding point is in contact with the right side face of the positioning ring, and the height of the protruding point is controlled to be one to two millimeters.
Preferably, the connecting rod is perpendicular to the left side face of the movable ring, and the bristles are in contact with the inner wall of the cylinder body.
Preferably, the number of the blades is not less than 16, the blades in the movable ring are annularly arranged by taking the axis of the movable ring as a reference, and the left end opening of the cylinder body is a water inlet.
Preferably, the groove cross-section of sliding tray is circular, and the form of ball is connected in the cooperation, less connection ball gliding friction in the sliding tray, the cross-section of holding ring is right trapezoid, and the right-angle face is its right flank, has seted up three arc breach on the collar, and the axle center that three arc breach used the collar is the annular arrangement as the reference, and the inner wall that collar center was kept away from to the arc breach is located same curved surface with the barrel inner wall, and the length of three arc breach with be four fifths of collar peripheral length.
(III) advantageous effects
By adopting the technical scheme, the invention has the beneficial effects that:
1. this self-adaptation electromagnetic flowmeter for sewage treatment installs the sewerage system additional in the barrel, utilizes liquid flow drive sewerage system, realizes the clearance of the interior working segment attached to filth of flowmeter, and simple structure is reliable, and incessant brush barrel inner wall can avoid piling up of filth, avoids the filth to cause the influence to the normal detection achievement of flowmeter attached to, has solved the problem of proposing in the background art.
2. This self-adaptation electromagnetic flowmeter for sewage treatment utilizes the setting of descaling mechanism, and the connecting rod is along with the activity ring motion in-process, and the contact of abrupt point and group moving block can make the sleeve pipe be in the swing state for the connecting rod, and the impact of this in-process abrupt point and group moving block and the vibrations that the adhesive tape kick-backed and produce can shake the filth on the brush hair that falls, and the filth is attached to on the brush hair and influences the scrubbing effect of sewage discharging mechanism when avoiding the brush hair brush to remove the filth.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a cross-sectional view of the cartridge 11 of the present invention;
FIG. 3 is an enlarged view taken at A of FIG. 2 in accordance with the present invention;
FIG. 4 is an enlarged view taken at B of FIG. 2 in accordance with the present invention;
FIG. 5 is a schematic view of a retaining ring according to the present invention;
FIG. 6 is a schematic view of the construction of the mounting ring of the present invention;
FIG. 7 is a schematic structural view of a movable ring according to the present invention;
fig. 8 is a schematic structural view of the bushing of the present invention.
In the figure: 1 electromagnetic flow meter body, 11 cylinder, 12 converter, 2 pollution discharge mechanism, 21 positioning ring, 22 mounting ring, 23 supporting bearing, 24 movable ring, 25 blades, 26 connecting rod, 27 connecting ball, 28 sliding groove, 3 descaling mechanism, 31 sleeve, 32 brush hair, 33 adhesive tape, 34 salient point, 35 stirring block and 4 arc gap.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-8, the present invention provides a technical solution: the utility model provides an adaptive electromagnetic flowmeter for sewage treatment, includes electromagnetic flowmeter body 1, and electromagnetic flowmeter body 1 includes barrel 11, magnetic circuit, measures the pipe, is used for collecting the electrode of signal of telecommunication, is used for protecting magnetic circuit and installs shell, lining outside barrel 11 and be used for the converter 12 of signal of telecommunication processing, and the inside of barrel 11 is provided with sewage mechanism 2.
The sewage draining mechanism 2 comprises a positioning ring 21, a mounting ring 22, a supporting bearing 23, a movable ring 24, blades 25, connecting rods 26, connecting balls 27 and a sliding groove 28, wherein the outer wall of the positioning ring 21 and the outer wall of the mounting ring 22 are respectively and fixedly connected to the left end and the right end of the inner wall of the barrel 11, the supporting bearing 23 is fixedly sleeved in the groove of the inner wall of the mounting ring 22, the mounting ring 22 adopts a split design, the supporting bearing 23 is convenient to fix, the movable ring 24 is in interference fit in the supporting bearing 23, the blades 25 are fixedly connected to the inner wall of the movable ring 24, the right ends of the four connecting rods 26 are fixedly connected to the left side surface of the movable ring 24, the connecting rods 26 and the movable ring 24 are fixedly connected in a threaded connection mode, the four connecting rods 26 are annularly arranged by taking the axis of the movable ring 24 as a reference, the connecting balls 27 are fixedly connected to the left ends of the four connecting rods 26, the sliding groove 28 is arranged on the right side surface of the positioning ring 21, the four connecting balls 27 are all connected in a sliding groove 28 in a sliding way, and the connecting rod 26 is provided with the descaling mechanism 3.
Connecting rod 26 is PTFE plastic rod, sleeve pipe 31 is the PTFE plastic tubing, choose for use the plastics material can avoid influencing electromagnetic flow meter's detection precision, adhesive tape 33 is fluororubber adhesive tape 33, adhesive tape 33's length is the same with sleeve pipe 31's length, utilize adhesive tape 33 adapter sleeve 31 and connecting rod 26, when the elasticity that utilizes adhesive tape 33 can make activity ring 24 rotate, sleeve pipe 31 is in the developments for connecting rod 26, strengthen the effect of decontaminating, and utilize vibrations to reduce the filth on the brush hair 32 and adhere to.
The height of the protruding point 34 is the same as the height of the dial block 35, and the protruding point 34 contacts with the right side surface of the positioning ring 21, and the height of the protruding point is controlled to be one to two millimeters.
The connecting rod 26 is vertically connected with the left side surface of the movable ring 24, and the brush bristles 32 are contacted with the inner wall of the cylinder body 11.
The number of the blades 25 is not less than 16, the blades 25 in the movable ring 24 are annularly arranged by taking the axis of the movable ring 24 as a reference, and the left end opening of the cylinder 11 is a water inlet.
The groove cross-section of sliding tray 28 is circular, the form of ball 27 is connected in the cooperation, less connection ball 27 is at the gliding friction of sliding tray 28, the cross-section of holding ring 21 is right trapezoid, and the right angle face is its right flank, three arc breach 4 has been seted up on collar 22, and three arc breach 4 uses collar 22's axle center to be the annular arrangement as the reference, the inner wall that collar 22 center was kept away from to arc breach 4 is located same curved surface with barrel 11 inner wall, and the length of three arc breach 4 with for the four fifths of collar 22 outer perimeter, arc breach 4 is used for the blowdown, the filth that brush hair 32 brushed down from barrel 11 inner wall is followed liquid and is flowed through arc breach 4, the filth can not blockked by collar 22.
This self-adaptation is electromagnetic flowmeter during operation for sewage treatment, liquid passes through barrel 11 left side entry and flows in, it makes activity ring 24 rotate to flow through activity ring 24 promotion blade 25, activity ring 24 rotates and drives the motion of connecting rod 26, the inner wall of barrel 11 is constantly brushed to the brush hair 32 on four sleeve pipes 31, and at the in-process of connecting rod 26 motion, two salient points 34 are dialled movable block 35 with two respectively and are had rhythmic contact, sleeve pipe 31 appears rotating for connecting rod 26, be wobbling state, the vibrations are realized to the brush hair 32 that kick-backs along with adhesive tape 33, the filth under being brushed by brush hair 32 is followed liquid and is flowed through arc breach 4 and again discharge barrel 11.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides an adaptive electromagnetic flowmeter for sewage treatment, includes electromagnetic flowmeter body (1), electromagnetic flowmeter body (1) includes barrel (11) and is used for converter (12) of electrical signal processing, its characterized in that: a sewage discharge mechanism (2) is arranged in the cylinder body (11);
the sewage draining mechanism (2) comprises a positioning ring (21), a mounting ring (22), a supporting bearing (23), a movable ring (24), blades (25), connecting rods (26), connecting balls (27) and a sliding groove (28), wherein the outer wall of the positioning ring (21) and the outer wall of the mounting ring (22) are respectively and fixedly connected to the left end and the right end of the inner wall of the barrel body (11), the supporting bearing (23) is fixedly sleeved in a groove in the inner wall of the mounting ring (22), the movable ring (24) is in interference fit in the supporting bearing (23), the blades (25) are fixedly connected to the inner wall of the movable ring (24), the right ends of the four connecting rods (26) are fixedly connected to the left side face of the movable ring (24), the four connecting rods (26) are arranged in an annular mode by taking the axis of the movable ring (24) as a reference, the left ends of the four connecting rods (26) are fixedly connected to the connecting balls (27), and the sliding groove (28) is arranged on the right side face of the positioning ring (21), the four connecting balls (27) are all connected in a sliding groove (28) in a sliding manner, and a descaling mechanism (3) is arranged on the connecting rod (26);
the descaling mechanism (3) comprises a sleeve (31), bristles (32), adhesive tapes (33), salient points (34) and shifting blocks (35), the sleeve (31) is sleeved on the connecting rod (26), the inner wall of the sleeve (31) is fixedly connected with the surface of the connecting rod (26) through the two adhesive tapes (33), the two adhesive tapes (33) are respectively positioned on one side, close to the inner wall of the barrel body (11), of the connecting rod (26) and one side, far away from the inner wall of the barrel body (11), the bristles (32) are arranged on one side, close to the inner wall of the barrel body (11), of the sleeve (31), eight shifting blocks (35) which are annularly arranged are respectively arranged on the right side surface of the positioning ring (21) and on the inner side and the outer side of the sliding groove (28), the two groups of shifting blocks (35) are arranged in a staggered manner, the two groups of shifting blocks (35) on the inner side and the outer side of the sliding groove (28) are divided into two groups, the left end surface of the sleeve (31) is fixedly connected with the two salient points (34), the positions of the two convex points (34) respectively correspond to the positions of the two adhesive tapes (33).
2. The adaptive electromagnetic flowmeter for sewage treatment of claim 1, wherein: the connecting rod (26) is a PTFE plastic rod, the rubber strip (33) is a fluororubber rubber strip (33), and the length of the rubber strip (33) is the same as that of the sleeve (31).
3. The adaptive electromagnetic flowmeter for sewage treatment of claim 2, wherein: the height of the protruding point (34) is the same as that of the shifting block (35), and the protruding point (34) is in contact with the right side face of the positioning ring (21).
4. The adaptive electromagnetic flowmeter for sewage treatment of claim 3, wherein: the connecting rod (26) is vertical to the left side surface of the movable ring (24), and the bristles (32) are in contact with the inner wall of the cylinder body (11).
5. The adaptive electromagnetic flowmeter for sewage treatment of claim 4, wherein: the number of the blades (25) is not less than 16, the blades (25) in the movable ring (24) are annularly arranged by taking the axis of the movable ring (24) as a reference, and the left end opening of the cylinder body (11) is a water inlet.
6. The adaptive electromagnetic flowmeter for sewage treatment of claim 5, wherein: the groove cross-section of sliding tray (28) is circularly, the cross-section of holding ring (21) is right trapezoid, and the right angle face is its right flank, has seted up three arc breach (4) on collar (22), and three arc breach (4) are the annular arrangement for referring to with the axle center of collar (22), and the inner wall at collar (22) center is kept away from in arc breach (4) is located same curved surface with barrel (11) inner wall, and the length of three arc breach (4) and four fifths for collar (22) outer perimeter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010039356.1A CN111207800B (en) | 2020-01-15 | 2020-01-15 | Self-adaptive electromagnetic flowmeter for sewage treatment |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010039356.1A CN111207800B (en) | 2020-01-15 | 2020-01-15 | Self-adaptive electromagnetic flowmeter for sewage treatment |
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| Publication Number | Publication Date |
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| CN111207800A CN111207800A (en) | 2020-05-29 |
| CN111207800B true CN111207800B (en) | 2022-04-26 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202010039356.1A Active CN111207800B (en) | 2020-01-15 | 2020-01-15 | Self-adaptive electromagnetic flowmeter for sewage treatment |
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| CN112903041A (en) * | 2021-01-20 | 2021-06-04 | 红旗仪表（江苏）有限公司 | Exciting coil shaping shell of electromagnetic flowmeter |
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| US6715368B1 (en) * | 2002-10-11 | 2004-04-06 | The Furukawa Electric Co., Ltd. | Rotation sensor |
| CN2831056Y (en) * | 2005-06-03 | 2006-10-25 | 浙江迪元仪表有限公司 | Detatchable scraper type intelligent electromagnetic flowmeter |
| CN108731749A (en) * | 2018-05-18 | 2018-11-02 | 湖南欧柏测控系统有限责任公司 | A kind of self-cleaning adaptive-flow high-precision detection device |
| CN208075949U (en) * | 2018-01-27 | 2018-11-09 | 广州大卓自动化仪表有限公司 | A kind of integrated intelligent electromagnetic flow meter |
| CN109945938A (en) * | 2019-04-15 | 2019-06-28 | 广州南控自动化设备有限公司 | A kind of inner tubal wall self-clean type electromagnetic flowmeter and its application method |
| CN209061698U (en) * | 2018-11-23 | 2019-07-05 | 福建闽仪自动化设备有限公司 | A kind of electromagnetic flowmeter descaling device |
| CN209927201U (en) * | 2019-06-20 | 2020-01-10 | 安徽长庚仪表科技有限公司 | Electromagnetic flowmeter with automatic pipe wall cleaning function |
-
2020
- 2020-01-15 CN CN202010039356.1A patent/CN111207800B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6715368B1 (en) * | 2002-10-11 | 2004-04-06 | The Furukawa Electric Co., Ltd. | Rotation sensor |
| CN2831056Y (en) * | 2005-06-03 | 2006-10-25 | 浙江迪元仪表有限公司 | Detatchable scraper type intelligent electromagnetic flowmeter |
| CN208075949U (en) * | 2018-01-27 | 2018-11-09 | 广州大卓自动化仪表有限公司 | A kind of integrated intelligent electromagnetic flow meter |
| CN108731749A (en) * | 2018-05-18 | 2018-11-02 | 湖南欧柏测控系统有限责任公司 | A kind of self-cleaning adaptive-flow high-precision detection device |
| CN209061698U (en) * | 2018-11-23 | 2019-07-05 | 福建闽仪自动化设备有限公司 | A kind of electromagnetic flowmeter descaling device |
| CN109945938A (en) * | 2019-04-15 | 2019-06-28 | 广州南控自动化设备有限公司 | A kind of inner tubal wall self-clean type electromagnetic flowmeter and its application method |
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