CN106153125B - A kind of filtering type flowmeter - Google Patents
A kind of filtering type flowmeter Download PDFInfo
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- CN106153125B CN106153125B CN201510149542.XA CN201510149542A CN106153125B CN 106153125 B CN106153125 B CN 106153125B CN 201510149542 A CN201510149542 A CN 201510149542A CN 106153125 B CN106153125 B CN 106153125B
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- plug
- water inlet
- filter
- filtering type
- pipe
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Abstract
The invention discloses a kind of filtering type flowmeters, it include: flowmeter bodies, the flowmeter bodies include measuring cylinder for measuring volume flow and are fixedly connected with indicator for showing measuring cylinder measurement data with measuring cylinder, wherein: measuring cylinder is equipped with water inlet pipe and outlet pipe, the input end of water inlet pipe is connected with screen pipe, one end in screen pipe far from water inlet pipe is equipped with filter, filter includes shell and plug, shell includes clamping portion and rotating handle portion, and the outer peripheral surface of clamping portion is coated with elastic rubber layer；The outer diameter in rotating handle portion is greater than the outer diameter of clamping portion；One end of plug is immobilized in the shell portion by connector, and the axial line of plug is overlapped with the axial line of shell, is fixedly installed with several each bar magnets on plug, each bar magnet helical arrangement on lower along the axial line of plug；Screen pipe is equipped with cartridge filter close to water inlet pipe one end inner cavity, and at least two sides layer filter screen is equipped in cartridge filter.The present invention improves the service life of measurement accuracy and flowmeter.
Description
Technical field
The present invention relates to instrument technical field more particularly to a kind of filtering type flowmeters.
Background technique
Flowmeter is made of water level flow sensor (probe) and host computer (terminating machine) and communication cable, is for measuring
The interior instrument with the volume flow of various sewage in channel of pipeline.
With industrial production development need, various flow instruments are widely used in industrial control field, but due to industry
It produces extremely complex, many impurity is often mixed in fluid, extreme influence, significantly restriction flow are caused to flowmeter systematic survey
The Stability and dependability of meter systems work, serious damage flowmeter system.
Summary of the invention
Technology based on the above background, the present invention proposes a kind of filtering type flowmeter, to improve flow
The measurement accuracy and service life of meter.
The invention proposes a kind of filtering type flowmeters, comprising: flowmeter bodies, the flowmeter bodies include for surveying
It measures the measuring cylinder of volume flow and is fixedly connected with the indicator for showing measuring cylinder measurement data with measuring cylinder, in which:
Measuring cylinder is equipped with water inlet pipe and outlet pipe, and the input end of water inlet pipe is connected with screen pipe, in screen pipe far from into
One end of water pipe is equipped with filter, and filter includes shell and plug, and shell includes clamping portion and rotating handle portion, wherein clamping portion
Outer diameter be less than the internal diameter of screen pipe, the outer peripheral surface of clamping portion is coated with elastic rubber layer；The outer diameter in rotating handle portion is greater than clamping portion
Outer diameter, the inner cavity in rotating handle portion is overlapped with the axial line of the connection of the inner cavity of clamping portion and two inner cavities；One end of plug passes through company
Fitting is immobilized in the shell portion, and the axial line of plug is overlapped with the axial line of shell, and several each magnetic are fixedly installed on plug
Stick, each bar magnet helical arrangement on lower along the axial line of plug；Screen pipe is equipped with cartridge filter close to water inlet pipe one end inner cavity,
It is equipped at least two sides layer filter screen in cartridge filter, and is reserved with gap, the net in each filter screen between two layers adjacent of filter screen
Successively successively decrease along the flow direction of circulation in the aperture in hole.
Preferably, the outer peripheral surface of bar magnet is coated with polytetrafluoroethylene ethylene layer.
Preferably, it is coated with polytetrafluoroethylene ethylene layer on mandrel outer circumferential surface, and elastic rubber layer is made by anti-corrosion material.
Preferably, the water inlet end of water inlet pipe is equipped with interconnecting piece, and interconnecting piece is equipped with mounting hole.
Preferably, the both ends of screen pipe are respectively equipped with the first docking section and the second docking section, wherein the first docking section and company
Socket part adaptation, the first docking section are equipped with the fixation hole being adapted to mounting hole；Second connecting portion is equipped with pilot hole.
Preferably, rotating handle portion is adapted to the second docking section, and rotating handle portion is equipped with the connecting hole of pilot hole adaptation.
Preferably, filter screen is set as three layers, each mesh dislocation in three layer filtration net, on two layers of filter screen of arbitrary neighborhood
Distribution.
Preferably, screen pipe is equipped with internal screw thread close to the inner cavity of water inlet pipe one end.
Preferably, the outer peripheral surface of cartridge filter is equipped with the external screw thread that be adapted to internal screw thread, cartridge filter pass through external screw thread with it is interior
The cooperation of screw thread is fixed in screen pipe.
Preferably, cartridge filter inner peripheral surface is equipped with the protrusion for precession and back-out.
In the present invention, screen pipe, one end far from water inlet pipe in screen pipe are connected in the input end of measuring cylinder water inlet pipe
Equipped with filter, filter includes shell and plug, and one end of plug is immobilized in the shell portion, and the axis of plug by connector
Heart line is overlapped with the axial line of shell；Several each bar magnets are fixedly installed on plug；It will be in fluid by the suction-operated of bar magnet
Contained magnetic-particle absorption, avoids it from flowing into forward with fluid continuation；And each bar magnet along plug axial line from it is lower it
Upper helical arrangement, the mode of helical arrangement can reduce the loss of pressure to greatest extent；Screen pipe is in water inlet pipe one end
Chamber is equipped with cartridge filter, at least two sides layer filter screen is equipped in cartridge filter, and be reserved with gap between two layers adjacent of filter screen, respectively
Successively successively decrease along the flow direction of circulation in the aperture of mesh in filter screen；By the setting of multiple filtration net by fluid not
It can be filtered out by the impurity that bar magnet adsorbs, and the aperture of the mesh in each filter screen is set along what the flow direction of circulation was successively successively decreased
Set the effect that filtering can be improved.
The cooperation of filter and cartridge filter of the present invention effectively filters out the impurity mistake in fluid, avoids the impurity effect in fluid
The measurement accuracy of measuring cylinder improves flow measurement reliability, also avoids damage of the impurity to measuring cylinder internal components, can have
Effect improves the service life of flowmeter.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of filtering type flowmeter proposed by the present invention；
Fig. 2 is the structural schematic diagram of filter described in a kind of filtering type flowmeter proposed by the present invention.
Specific embodiment
In the following, technical solution of the present invention is described in detail by specific embodiment.
As shown in Figs. 1-2, Fig. 1 is a kind of structural schematic diagram of filtering type flowmeter proposed by the present invention；Fig. 2 is the present invention
The structural schematic diagram of filter described in a kind of filtering type flowmeter proposed.
Referring to Fig.1-2, a kind of filtering type flowmeter that the embodiment of the present invention proposes, comprising: flowmeter bodies, the flow
Meter ontology includes measuring cylinder 1 for measuring volume flow and is fixedly connected with measuring cylinder 1 for showing 1 measurement data of measuring cylinder
Indicator 2, in which:
Measuring cylinder 1 is equipped with water inlet pipe 11 and outlet pipe 12, and the water inlet end of water inlet pipe 11 is equipped with interconnecting piece 111, interconnecting piece
111 are equipped with mounting hole；The input end of water inlet pipe 11 is connected with screen pipe 3, and the both ends of screen pipe 3 are respectively equipped with the first docking section
31 and second docking section 32, wherein the first docking section 31 is adapted to interconnecting piece 111, and the first docking section 31 is equipped with and mounting hole
The fixation hole of adaptation；Second connecting portion 111 is equipped with pilot hole；One end in screen pipe 3 far from water inlet pipe 11 is equipped with filter
4, filter 4 includes shell 41 and plug 42；One end of plug 42 is fixed on inside shell 41 by connector 5, and plug 42
Axial line be overlapped with the axial line of shell 41, be coated with polytetrafluoroethylene ethylene layer on 42 outer peripheral surface of plug, fixed peace on plug 42
Equipped with several each bar magnets 421, magnetic-particle contained in fluid is adsorbed by the suction-operated of bar magnet 421, avoid its with
Fluid continuation flows into forward；Each bar magnet 421 helical arrangement on lower along the axial line of plug 42, the mode of helical arrangement can
To reduce the loss of pressure to greatest extent；The outer peripheral surface of bar magnet 421 is coated with polytetrafluoroethylene ethylene layer；Polytetrafluoroethylene ethylene layer
The corrosion that fluid can be effectively prevented to component is set.Screen pipe 3 is equipped with cartridge filter 6, filtering close to 11 one end inner cavity of water inlet pipe
Filter screen 61 in cylinder 6, the setting by filter screen 61 will cannot be filtered out in fluid by the impurity that bar magnet 421 adsorbs.
In the present embodiment, shell 41 includes clamping portion 411 and rotating handle portion 412, wherein the outer diameter of clamping portion 411 was less than
The internal diameter of chimney filter 3, the outer peripheral surface of clamping portion 411 are coated with elastic rubber layer 7；The outer diameter in rotating handle portion 412 is greater than clamping portion 411
The inner cavity of outer diameter, rotating handle portion is overlapped with the axial line of the connection of the inner cavity of clamping portion 411 and two inner cavities；Rotating handle portion 412 and second
Docking section 32 is adapted to, and rotating handle portion 412 is equipped with the connecting hole of pilot hole adaptation；In use, protruding into screen pipe by clamping portion 411
Reach sealing effect in 3 and by the tube wall of cooperation and screen pipe 3 with elastic rubber layer 7；It can be with by rotation rotating handle portion 412
The precession and back-out for facilitating clamping portion 411, simultaneously also by the fixed enhancing filtering of the cooperation of rotating handle portion 412 and the second docking section 32
The stability of device 4.Using the mounting means of this indentation clamping, the cleaning to filter 4 can be convenient.
Similarly, the cleaning of cartridge filter 6 and screen pipe 3 being threadedly engaged also for convenience to cartridge filter 6；Meanwhile in order to
Facilitate the precession and back-out of cartridge filter 6, it is special in 6 inner peripheral surface of cartridge filter setting protrusion 62, installation, it is controlled by hand-held protrusion 62
The precession and back-out of cartridge filter 6.
And it is reserved with gap in the present embodiment in three layer filtration net 61 between two layers of filter screen 61 of arbitrary neighborhood, three layers of mistake
The aperture of mesh in strainer 61 is successively successively decreased along the flow direction of circulation, and in three layer filtration net 61, and the two of arbitrary neighborhood
Each mesh on layer filter screen 61 is dislocatedly distributed；To improve filtering and precipitating to impurity in fluid.
The cooperation of filter 4 of the present invention and cartridge filter 6 effectively filters out the impurity mistake in fluid, avoids the impurity shadow in fluid
The measurement accuracy for ringing measuring cylinder 1, improves flow measurement reliability, also avoids damage of the impurity to 1 internal components of measuring cylinder,
The service life of flowmeter can be effectively improved.
The foregoing is only a preferred embodiment of the present invention, but scope of protection of the present invention is not limited thereto,
Anyone skilled in the art in the technical scope disclosed by the present invention, according to the technique and scheme of the present invention and its
Inventive concept is subject to equivalent substitution or change, should be covered by the protection scope of the present invention.
Claims (10)
1. a kind of filtering type flowmeter characterized by comprising flowmeter bodies, the flowmeter bodies include for measuring
The measuring cylinder (1) of volume flow and indicator (2) for showing measuring cylinder (1) measurement data is fixedly connected with measuring cylinder (1),
Wherein:
Measuring cylinder (1) is equipped with water inlet pipe (11) and outlet pipe (12), and the input end of water inlet pipe (11) is connected with screen pipe (3),
One end in screen pipe (3) far from water inlet pipe (11) is equipped with filter (4), and filter (4) includes shell (41) and plug (42),
Shell (41) includes clamping portion (411) and rotating handle portion (412), wherein the outer diameter of clamping portion (411) is less than the interior of screen pipe (3)
Diameter, the outer peripheral surface of clamping portion (411) are coated with elastic rubber layer (7)；The outer diameter in rotating handle portion (412) is greater than clamping portion (411)
The inner cavity of outer diameter, rotating handle portion is overlapped with the axial line of the inner cavity of clamping portion (411) connection and two inner cavities；One end of plug (42)
It is internal that shell (41) is fixed on by connector (5), and the axial line of plug (42) is overlapped with the axial line of shell (41), plug
(42) several each bar magnets (421) are fixedly installed on, each bar magnet (421) along the axial line of plug (42) arrange by the spiral on lower
Column；Screen pipe (3) is equipped with cartridge filter (6) close to water inlet pipe (11) one end inner cavity, and at least two sides layer filtering is equipped in cartridge filter (6)
Net (61), and it is reserved with gap between adjacent two layers of filter screen (61), the aperture of the mesh in filter screen (61) is along circulation
Flow direction successively successively decrease.
2. filtering type flowmeter according to claim 1, which is characterized in that the outer peripheral surface of bar magnet (421) is coated with poly-
Tetrafluoroethene layer.
3. filtering type flowmeter according to claim 1, which is characterized in that be coated with polytetrafluoro on plug (42) outer peripheral surface
Pvdf layer, and elastic rubber layer (7) is made by anti-corrosion material.
4. filtering type flowmeter according to claim 1, which is characterized in that the water inlet end of water inlet pipe (11) is equipped with interconnecting piece
(111), interconnecting piece (111) is equipped with mounting hole.
5. filtering type flowmeter according to claim 4, which is characterized in that the both ends of screen pipe (3) are respectively equipped with first
Docking section (31) and the second docking section (32), wherein the first docking section (31) are adapted to interconnecting piece (111), the first docking section
(31) it is equipped with the fixation hole being adapted to mounting hole；Second connecting portion (111) is equipped with pilot hole.
6. filtering type flowmeter according to claim 5, which is characterized in that rotating handle portion (412) and the second docking section (32)
Adaptation, rotating handle portion (412) are equipped with the connecting hole of pilot hole adaptation.
7. filtering type flowmeter according to claim 6, which is characterized in that filter screen (61) is set as three layers, three layer filtration
In net (61), each mesh on two layers of filter screen (61) of arbitrary neighborhood is dislocatedly distributed.
8. filtering type flowmeter according to claim 1, which is characterized in that screen pipe (3) is close to water inlet pipe (11) one end
Inner cavity be equipped with internal screw thread.
9. filtering type flowmeter according to claim 8, which is characterized in that the outer peripheral surface of cartridge filter (6) be equipped with it is interior
The external screw thread of threaded adapter, cartridge filter (6) are fixed in screen pipe (3) by the cooperation of external screw thread and internal screw thread.
10. filtering type flowmeter according to claim 9, which is characterized in that cartridge filter (6) inner peripheral surface, which is equipped with, is used for precession
With the protrusion (62) of back-out.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510149542.XA CN106153125B (en) | 2015-03-30 | 2015-03-30 | A kind of filtering type flowmeter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510149542.XA CN106153125B (en) | 2015-03-30 | 2015-03-30 | A kind of filtering type flowmeter |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106153125A CN106153125A (en) | 2016-11-23 |
| CN106153125B true CN106153125B (en) | 2019-06-04 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510149542.XA Active CN106153125B (en) | 2015-03-30 | 2015-03-30 | A kind of filtering type flowmeter |
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| Country | Link |
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| CN (1) | CN106153125B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114719933A (en) * | 2022-04-22 | 2022-07-08 | 泸州老窖股份有限公司 | Brewing distillation system with liquid level measuring device and liquid level measuring method |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102423568A (en) * | 2011-10-25 | 2012-04-25 | 中国北车集团大连机车研究所有限公司 | Centrifugal magnetic filter |
| CN102784717A (en) * | 2012-08-28 | 2012-11-21 | 镇江市铸造阀门厂有限公司 | Filter device |
| CN203694742U (en) * | 2013-12-20 | 2014-07-09 | 宝钢不锈钢有限公司 | Vortex flow type magnetic combined filter |
| CN203899732U (en) * | 2014-06-09 | 2014-10-29 | 宁波明泰流量设备有限公司 | Filter tube for flow detection device |
| CN204007759U (en) * | 2014-08-21 | 2014-12-10 | 江苏华夏仪表有限公司 | A kind of sewage flowmeter with filtration capacity |
-
2015
- 2015-03-30 CN CN201510149542.XA patent/CN106153125B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102423568A (en) * | 2011-10-25 | 2012-04-25 | 中国北车集团大连机车研究所有限公司 | Centrifugal magnetic filter |
| CN102784717A (en) * | 2012-08-28 | 2012-11-21 | 镇江市铸造阀门厂有限公司 | Filter device |
| CN203694742U (en) * | 2013-12-20 | 2014-07-09 | 宝钢不锈钢有限公司 | Vortex flow type magnetic combined filter |
| CN203899732U (en) * | 2014-06-09 | 2014-10-29 | 宁波明泰流量设备有限公司 | Filter tube for flow detection device |
| CN204007759U (en) * | 2014-08-21 | 2014-12-10 | 江苏华夏仪表有限公司 | A kind of sewage flowmeter with filtration capacity |
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| Publication number | Publication date |
|---|---|
| CN106153125A (en) | 2016-11-23 |
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