CN115950491B - Precession vortex flowmeter - Google Patents
Precession vortex flowmeter Download PDFInfo
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- CN115950491B CN115950491B CN202310129374.2A CN202310129374A CN115950491B CN 115950491 B CN115950491 B CN 115950491B CN 202310129374 A CN202310129374 A CN 202310129374A CN 115950491 B CN115950491 B CN 115950491B
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A20/00—Water conservation; Efficient water supply; Efficient water use
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Abstract
The invention relates to the technical field of flow detection, and provides a precession vortex flowmeter, which comprises a flowmeter body, and further comprises a measuring pipeline, wherein two ends of the measuring pipeline are connected with a connecting pipeline through a connecting component, a vortex generating component is arranged in the measuring pipeline, an induction component is arranged between the outer side of the measuring pipeline and the flowmeter body, a filtering component is arranged on one connecting pipeline, an opening is formed in one connecting pipeline, a sealing cover is arranged in the opening, the precession vortex flowmeter can accurately measure the flow velocity of water in a pipeline, damage to the pipeline due to too high water flow velocity is prevented, and meanwhile, some tiny stones possibly contained in the water flow can be effectively prevented from entering the interior of the flowmeter to damage the interior of the flowmeter, so that the accurate measurement of the flow velocity of the water flow is ensured, and meanwhile, the damage to measuring equipment can be reduced.
Description
Technical Field
The invention relates to the technical field of flow detection, in particular to a precession vortex flowmeter.
Background
When people use water in daily life, most of the water is laid in advance, a total water source in a water works is conveyed to each household through a pipeline network, so that each household can drink and use fresh water resources conveniently, when the water works convey the fresh water resources through the pipeline, the flow rate of the fresh water in the pipeline needs to be strictly controlled, the flow rate of the water refers to the migration speed of a group of water particles, the migration speed of the water particles is strictly controlled, the speed of the water is guaranteed to not damage the pipeline for conveying the water, meanwhile, the flow rate of the fresh water is also influenced by various natural factors such as weather and temperature, and the like, so that the flow rate of the fresh water needs to be monitored constantly to ensure that the fresh water resources can stably and normally circulate in the pipeline.
In the existing various flow meters for measuring the fresh water flow rate, the flow meter is communicated between two pipelines, then when water flows between the two pipelines and the flow meter, the water flows are changed into vortex-shaped flow directions through vortex generating components in the flow meter, then the precession speed of the vortex-shaped water flows is sensed through sensing components, so that the specific flow speed of the water flows is judged.
Disclosure of Invention
(one) solving the technical problems
In order to overcome the defects in the prior art, the invention provides the precession vortex flowmeter which can accurately measure the flow velocity of water in a pipeline, prevent the pipeline from being damaged due to the fact that the flow velocity is too high, and effectively prevent some fine stones possibly contained in the water flow from entering the interior of the flowmeter to prevent the damage to the interior of the flowmeter.
(II) technical scheme
In order to achieve the above purpose, the present invention provides the following technical solutions: a precession vortex flowmeter comprising a flowmeter body, further comprising: the device comprises a measuring pipeline, a filtering component, an adhesion component and a blocking component;
the measuring device comprises a measuring pipeline, wherein two ends of the measuring pipeline are connected with the connecting pipeline through connecting components, a vortex generating component is arranged in the measuring pipeline, and an induction component is arranged between the outer side of the measuring pipeline and a flowmeter body;
the filter assembly is provided with an opening on one connecting pipeline, a sealing cover is arranged in the opening, a sealing assembly is arranged on the connecting pipeline provided with the opening corresponding to the opening, and the filter assembly enters the inside of the connecting pipeline through the opening;
the adhesion component is arranged on the inner wall of the filter component and is used for effectively blocking stone flowing in the filter component;
the blocking assembly is multiple in number, multiple blocking assemblies are arranged in the filtering assembly, and the blocking assemblies are different in position and angle and used for blocking sundries and the like flowing in water flow.
In order to fixedly connect the measuring pipeline and the connecting pipeline together, preferably, the connecting assembly comprises two flange plates, the two flange plates are fixedly connected at one ends of the measuring pipeline and the connecting pipeline, the two flange plates are respectively provided with a fixing hole in a corresponding mode, a limiting pin is arranged between the two fixing holes in a sliding mode, a first threaded section is arranged on each of the left section and the right section of the limiting pin, and a first nut is connected to the first threaded section in a threaded mode.
In order to enable water flowing into the measuring pipeline to change into vortex type precession movement so as to measure the moving speed of the water flow, further, the vortex generating assembly comprises a fixing seat, the fixing seat is fixedly connected between the inner walls of the measuring pipeline through a plurality of connecting rods, the right end of the fixing seat is fixedly connected with a spiral vortex generating body, and the center point of the vortex generating body corresponds to the center point of the measuring pipeline.
In order to carry out the response and measure to measuring the speed of the rivers that circulate in the pipeline, still further, the response subassembly includes a fixed section of thick bamboo, a fixed section of thick bamboo fixed connection is on the right part top of measuring the pipeline, be provided with the sensor between fixing base and the measuring pipeline, the intercommunication has the dead lever between the top of sensor and the flowmeter body, the bottom fixed connection of dead lever is between the inner wall of a fixed section of thick bamboo.
In order to filter debris such as rubble that probably flows in the rivers, prevent that it from entering into measuring the pipeline, cause measuring the jam and the destruction of pipeline, as this scheme further scheme, filtering component includes two arc mounting panels, two the cylindric is constituteed to the arc mounting panel, two the corresponding both ends of arc mounting panel are all connected through magnetic component, two all install the circle frame between the both ends of arc mounting panel, one of them install the filter between the circle frame, another fixedly connected with a plurality of branches between the circle frame, connecting the inside fixedly connected with two control levers of pipeline, two the control lever sets up respectively in the one end that two circle frames are on the back of the body.
In order to keep the connecting pipeline provided with the opening closed, prevent that rivers from overflowing through the opening, as still further scheme of this scheme, seal assembly includes the seal tube, is located a plurality of stationary blades of fixedly connected with on the outer wall right part of left connecting pipeline, a plurality of the stationary blade is circumference distribution on the outer wall of connecting pipeline, a plurality of the equal fixedly connected with of left end of stationary blade a plurality of round bars, a plurality of sliding openings have been seted up to a plurality of round bars that correspond on the seal tube, the round bar slides and sets up in the sliding opening that corresponds, be provided with screw thread section two on the left part of round bar, screw thread section two goes up threaded connection has nut two.
In order to prevent stone flowing in water flow from being disturbed in the connecting pipeline through the brush layer, the adhesion assembly comprises two arc-shaped mounting plates and two arc-shaped connecting plates to form a cylinder, the two arc-shaped mounting plates are respectively mounted on the inner walls of the two corresponding arc-shaped mounting plates, and the brush layer is arranged on the inner walls of the arc-shaped mounting plates.
In order to effectively block stones flowing in water flow, the flow speed of the water flow is slightly influenced, the blocking assembly further comprises a semicircular frame, the outer wall of the semicircular frame penetrates through the hairbrush layer to be fixedly connected to the arc-shaped mounting plate through the connecting plate, semicircular blocking plates are arranged between the inner walls of the semicircular frame, a plurality of round holes are formed in the blocking plates, and the blocking plates are connected with the semicircular frame through screws.
In order to link together two arc mounting panels, further on the basis of the aforesaid scheme, magnetic component includes magnetite and whetstone, two the mounting groove has all been seted up to the corresponding one end of arc mounting panel, magnetite and whetstone are installed respectively in two mounting grooves that correspond, magnetism is connected between magnetite and the whetstone.
In order to enable water flow to smoothly and straightly flow among the flange connection disc, the connecting pipelines and the measuring pipelines, the two connecting pipelines are more optimized on the basis of the scheme, the opposite ends of the two connecting pipelines are provided with the flange connection disc, and the center points among the flange connection disc, the connecting pipelines and the measuring pipelines correspond to each other.
(III) beneficial effects
Compared with the prior art, the invention provides the precession vortex flowmeter, which has the following beneficial effects:
according to the invention, the connecting assembly is arranged between the measuring pipeline and the connecting pipeline, so that the measuring pipeline and the connecting pipeline are conveniently and fixedly connected together, the vortex generating assembly is arranged in the measuring pipeline, water flowing into the measuring pipeline is conveniently changed into vortex type precession movement, so that the moving speed of the water flow is measured, the sensing assembly is arranged between the outer side of the measuring pipeline and the flowmeter body, the sensing and the measuring of the speed of the water flow flowing in the measuring pipeline are conveniently carried out, the filtering assembly is arranged in the connecting pipeline positioned at the left side, impurities such as gravels which possibly flow in the water flow are conveniently filtered, the impurities are prevented from entering the measuring pipeline, the blocking and the damage of the measuring pipeline are caused, the sealing assembly is arranged in the connecting pipeline with the opening, the connecting pipeline with the opening is conveniently kept closed, the water flow is prevented from overflowing through the opening, the adhesion assembly is arranged on the inner wall of the filtering assembly, the stone is conveniently blocked through the brush layer, the stone is prevented from moving in the connecting pipeline, the stone is conveniently blocked by the filtering assembly, the stone is conveniently and the stone is blocked in the connecting pipeline, the filtering assembly is conveniently and the stone is blocked by the filtering assembly, the stone is conveniently blocking the stone is blocked by the stone, the stone is relatively blocking the stone, the stone is relatively has small influence on the flow speed of the water flow, and the flow can effectively has small influence on the measuring speed;
therefore, the precession vortex flowmeter can accurately measure the flow rate of water in the pipeline, prevent damage to the pipeline because the speed of the water flow is too fast, and can effectively prevent some tiny stones possibly contained in the water flow from entering the interior of the flowmeter to prevent damage to the interior of the flowmeter, so that the damage to the measuring equipment can be reduced while ensuring accurate measurement of the flow rate of the water flow.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It is evident that the drawings in the following description are only some embodiments of the present invention and that other drawings may be obtained from these drawings without inventive effort for a person of ordinary skill in the art.
FIG. 1 is a schematic view of a partially sectioned perspective structure of the present invention;
FIG. 2 is a schematic perspective view of the whole structure of the present invention;
FIG. 3 is a schematic perspective view, partially in section, of the filter assembly, adhesive assembly, magnetic assembly, etc. of the present invention in combination with one another;
FIG. 4 is a schematic view of a partial enlarged structure of the present invention at A in FIG. 1;
FIG. 5 is a schematic view of a partially enlarged structure of the present invention at B in FIG. 2;
FIG. 6 is a schematic perspective view of the assembly of the present invention;
FIG. 7 is a schematic perspective view of the assembly of the present invention with the adhesive assembly and the blocking assembly engaged;
fig. 8 is a partially enlarged schematic view of the structure of fig. 7C according to the present invention.
Reference numerals in the drawings represent respectively: 100. a connection assembly; 200. a vortex generating assembly; 300. an induction assembly; 400. a filter assembly; 500. a closure assembly; 600. an adhesion assembly; 700. a blocking assembly; 800. a magnetic assembly; 1. a flow meter body; 2. measuring a pipeline; 3. a connecting pipeline; 4. a cover; 5. a flange connection disc; 101. a flange plate; 102. a limiting pin; 103. a first nut; 201. a fixing seat; 202. a vortex generator; 301. a fixed cylinder; 302. a sensor; 303. a fixed rod; 401. an arc-shaped mounting plate; 402. a round frame; 403. a filter plate; 404. a control lever; 501. a sealing cylinder; 502. a round bar; 503. a second nut; 601. an arc-shaped mounting piece; 602. a brush layer; 701. a semicircular frame; 702. a blocking piece; 703. a screw; 801. a magnet; 802. iron stone.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
In an embodiment of the present invention,
referring to fig. 1, 2 and 4, a precession vortex flowmeter comprises a flowmeter body 1, a measuring pipeline 2, a connecting pipeline 3 connected to two ends of the measuring pipeline 2 via a connecting component 100, the connecting component 100 comprising two flanges 101, the two flanges 101 being fixedly connected to one ends of the measuring pipeline corresponding to the connecting pipeline, fixing holes being correspondingly provided on the two flanges 101, a limiting pin 102 being slidably provided between the two fixing holes, a first screw thread section being provided on each of left and right sections of the limiting pin 102, a first nut 103 being screwed on the first screw thread section, a vortex generating component 200 being provided inside the measuring pipeline 2, the vortex generating component 200 comprising a fixing seat 201, the fixing seat 201 being fixedly connected between inner walls of the measuring pipeline via a plurality of connecting rods, a spiral vortex generating body 202 being fixedly connected to right ends of the fixing seat 201, the center point of the vortex generator 202 corresponds to the center point of the measuring pipeline, an induction component 300 is arranged between the outer side of the measuring pipeline 2 and the flowmeter body 1, the induction component 300 comprises a fixed cylinder 301, the fixed cylinder 301 is fixedly connected to the top end of the right part of the measuring pipeline, a sensor 302 is arranged between the fixed cylinder 201 and the measuring pipeline, a fixed rod 303 is communicated between the top end of the sensor 302 and the flowmeter body 1, the bottom of the fixed rod 303 is fixedly connected between the inner wall of the fixed cylinder 301, firstly, two flanges 101 corresponding to the measuring pipeline and the two connecting pipelines are tightly attached together, then a plurality of limiting pins 102 are arranged between two corresponding fixing holes on the two flanges 101 in a sliding mode, then a first threaded section arranged on the left section and the right section of the limiting pin 102 is connected with a first threaded section and a first threaded nut 103, so that the measuring pipeline and the two connecting pipelines are communicated together, meanwhile, one ends of the two connecting pipelines, which are opposite, are provided with flange connection discs 5, the connecting pipelines can be fixedly connected with pipelines for conveying water sources through the flange connection discs 5, wherein the inner diameter of the center of each measuring pipeline is slightly smaller than the inner diameters of the two ends, so that a contracted section is formed in the middle of each measuring pipeline, and a diffusion section is formed at the bottom side of each sensor 302, so that after water flows through the spiral vortex generator 202, the water flows are forced to rotate vigorously around the center of the vortex generator 202 to form vortex flows, the vortex flows are accelerated, the contracted section and the flow strength of the measuring pipeline are enhanced along the flowing direction, and after the vortex flows enter the diffusion section, the vortex flows generate secondary rotation under the action of fluid backflow, the frequency of the secondary vortex is in proportion to the flow, and at the moment, the vortex frequency is detected through the sensors 302, so that the flow of the water flow is detected, and then the water flow is transmitted into the flowmeter body 1, and a reference is provided for a detector;
referring to fig. 1, 2, 3 and 5, an opening is formed on one connecting pipe 3, a sealing cover 4 is disposed in the opening, a sealing assembly 500 is disposed on the connecting pipe 3 with the opening corresponding to the opening, the sealing assembly 500 includes a sealing cylinder 501, a plurality of fixing plates are fixedly connected to the right portion of the outer wall of the connecting pipe at the left side, the plurality of fixing plates are circumferentially distributed on the outer wall of the connecting pipe, a plurality of round rods 502 are fixedly connected to the left ends of the plurality of fixing plates, a plurality of sliding openings are disposed on the sealing cylinder 501 corresponding to the plurality of round rods 502, the round rods 502 are slidably disposed in the corresponding sliding openings, a second threaded section is disposed on the left portion of the round rod 502, a second nut 503 is connected to the second threaded section, the filtering assembly 400 enters the connecting pipe 3 through the opening, the filtering assembly 400 includes two arc-shaped mounting plates 401 to form a cylinder, the two ends corresponding to the two arc-shaped mounting plates 401 are connected through the magnetic assembly 800, the magnetic assembly 800 comprises a magnet 801 and an iron stone 802, the corresponding ends of the two arc-shaped mounting plates 401 are provided with mounting grooves, the magnet 801 and the iron stone 802 are respectively arranged in the corresponding two mounting grooves, the magnet 801 and the iron stone 802 are magnetically connected, a round frame 402 is respectively arranged between the two ends of the two arc-shaped mounting plates 401, a filter plate 403 is arranged between one round frame 402, a plurality of struts are fixedly connected between the other round frame 402, two control rods 404 are fixedly connected in the connecting pipeline, the two control rods 404 are respectively arranged at the opposite ends of the two round frames 402, flange connection discs 5 are respectively arranged at the opposite ends of the two connecting pipelines, the center points of the flange connection discs 5, the connecting pipelines and the measuring pipelines are mutually corresponding, when the two arc-shaped mounting plates 401 are formed into a complete cylinder, through the magnetic connection relation between the magnet 801 and the iron stone 802, the two arc-shaped mounting plates 401 are connected together, then the sealing cover 4 arranged in the opening is lifted, the two arc-shaped mounting plates 401 and all parts between the two arc-shaped mounting plates 401 are placed in the connecting pipeline together and beside the two control rods 404, the two arc-shaped mounting plates 401 are prevented from being washed away by water flow, then when the water flow flows between the two arc-shaped mounting plates 401, some tiny stones doped in the water flow can be effectively intercepted by the filter plates 403 in the circular frame 402 positioned on the left side, the inner diameter of the leak holes formed in the filter plates 403 is larger, so that the specific flow velocity of the water flow is not easily influenced, and the water flow velocity can be recovered to be normal slowly in the flowing process, so that the influence on the measuring result of the water flow velocity is not great;
referring to fig. 1, 2, 3 and 6, the adhesion component 600 is disposed on an inner wall of the filter component 400, and is used for effectively blocking stone flowing in the filter component 400, the adhesion component 600 includes two arc-shaped mounting plates 601, the two arc-shaped connecting plates form a cylinder, the two arc-shaped mounting plates 601 are respectively mounted on the inner walls of the corresponding two arc-shaped mounting plates 401, a brush layer 602 is disposed on the inner wall of the arc-shaped mounting plates 601, and also because the caliber of the leak hole formed on the filter plate 403 is larger, some unavoidable stone can enter between the two arc-shaped mounting plates 601 through the leak hole, and under the driving of water flow, the stone can flow between the two arc-shaped mounting plates 601, and through the brush layer 602 disposed on the inner wall of the arc-shaped mounting plates 601, the stone doped in the water flow can be effectively adsorbed, and the stone can be prevented from flowing between the two arc-shaped mounting plates 601 through the brush layer 602;
referring to fig. 1, 2, 3, 7 and 8, the number of the blocking components 700 is multiple, the blocking components 700 are all arranged inside the filtering component 400, the positions and angles of the blocking components 700 are different and are used for blocking sundry stones flowing in water flow, the blocking components 700 comprise semicircular frames 701, the outer walls of the semicircular frames 701 penetrate through the brush layer 602 and are fixedly connected to the arc-shaped mounting plates 601 through connecting plates, semicircular blocking plates 702 are arranged between the inner walls of the semicircular frames 701, a plurality of round holes are formed in the blocking plates 702, the blocking plates 702 are connected with the semicircular frames 701 through screws 703, when stones flow between the two arc-shaped mounting plates 601, the semicircular blocking plates 702 which are connected through the screws 703 are arranged in the semicircular frames 701 of the arc-shaped mounting plates 601 through the connecting plates, then the stones are effectively blocked through the blocking plates 702, and meanwhile, the blocking plates 702 are in a semicircular shape, and are also provided with a plurality of round holes, the influence on the flow rate of water flow is not large, the stones can be effectively blocked, and the four corners of the blocking plates can be effectively blocked, and the four corners of the stone blocks can not be covered relatively.
The use principle of the precession vortex flowmeter is as follows: firstly, two corresponding flanges 101 between a measuring pipeline and two connecting pipelines are tightly attached together, then a plurality of limiting pins 102 are arranged between two corresponding fixing holes on the two flanges 101 in a sliding manner, and then a first threaded section arranged on the left section and the right section of each limiting pin 102 is connected with a first threaded connection nut 103, so that the measuring pipeline is communicated with the two connecting pipelines, meanwhile, one ends of the two connecting pipelines opposite to each other are provided with flange connection discs 5, the connecting pipelines can be fixedly connected with pipelines for conveying water sources through the flange connection discs 5, wherein the inner diameter of the center of the measuring pipeline is slightly smaller than the inner diameter of the two ends, so that a contracted section is formed in the middle of the measuring pipeline, a diffusion section is formed on the bottom side of a sensor 302, so that after water flows through a spiral vortex generator 202, the water flow is forced to rotate vigorously around the center of the vortex generator 202 to form a vortex flow, the vortex flow is accelerated, the vortex flow passes through the contracted section of the measuring pipeline along the flowing direction, the flowing strength is enhanced, after entering the diffusion section, the vortex generates secondary rotation under the action of the fluid backflow, the frequency of the secondary vortex is in direct proportion to the flow, the vortex frequency is detected through the sensor 302, the flow of the water flow is detected, the flow is then transmitted into the flowmeter body 1, the reference is provided for a detector, when the two arc-shaped mounting plates 401 are formed into a complete cylinder, the two arc-shaped mounting plates 401 are connected together through the magnetic connection relation between the magnet 801 and the iron stone 802, then the sealing cover 4 arranged in the opening is lifted, the two arc-shaped mounting plates 401 and all parts between the two arc-shaped mounting plates 401 are placed inside the connecting pipeline together, and are placed beside the two control rods 404, the two arc mounting plates 401 are prevented from being washed away by water flow, then when water flows between the two arc mounting plates 401, some tiny stones doped in the water flow can be effectively intercepted by the filter plates 403 in the circular frame 402 on the left side, the inner diameter of the leak holes formed in the filter plates 403 is large, so the specific flow rate of the water flow is not easily affected, and the normal flow can be restored slowly in the flowing process, the influence on the measuring result of the flow rate of the water flow is small, the same is because the caliber of the leak holes formed in the filter plates 403 is large, some stones can enter between the two arc mounting plates 601 through the leak holes, and under the driving of the water flow, the stones can also flow between the two arc mounting plates 601, and a brush layer 602 is arranged on the inner wall of the arc mounting plates 601, so that the stones doped in the water flow can be effectively absorbed by the brush layer 602, the stones can be prevented from flowing between the two arc mounting plates 601, the stones can be effectively blocked by the semicircular mounting plates through the semicircular mounting plates 601, the two semicircular mounting plates 702 can be effectively blocked by the semicircular mounting plates, and the two semicircular mounting plates can be effectively blocked by the semicircular mounting plates 702, and the two semicircular mounting plates can be prevented from being effectively, and simultaneously blocked by the semicircular mounting plates 702.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (9)
1. A precession vortex flowmeter comprising a flowmeter body (1), characterized in that it further comprises:
the measuring device comprises a measuring pipeline (2), wherein two ends of the measuring pipeline (2) are connected with a connecting pipeline (3) through a connecting assembly (100), a vortex generating assembly (200) is arranged in the measuring pipeline (2), and an induction assembly (300) is arranged between the outer side of the measuring pipeline (2) and a flowmeter body (1);
the filter assembly (400) is provided with an opening in one connecting pipeline (3), a sealing cover (4) is arranged in the opening, a sealing assembly (500) is arranged on the connecting pipeline (3) with the opening corresponding to the opening, the filter assembly (400) enters the connecting pipeline (3) through the opening, the filter assembly (400) comprises two arc-shaped mounting plates (401), the two arc-shaped mounting plates (401) form a cylinder, two corresponding ends of the two arc-shaped mounting plates (401) are connected through a magnetic assembly (800), round frames (402) are arranged between two ends of the two arc-shaped mounting plates (401), a filter plate (403) is arranged between one round frame (402), a plurality of support rods are fixedly connected between the other round frames (402), two control rods (404) are fixedly connected in the connecting pipeline, and the two control rods (404) are respectively arranged at one ends of the two round frames (402) opposite to each other;
-an adhesion assembly (600), said adhesion assembly (600) being arranged on an inner wall of the filter assembly (400) for effective blocking of stones flowing in the filter assembly (400);
the blocking components (700), the quantity of blocking components (700) is a plurality of, and a plurality of blocking components (700) all set up in the inside of filtering component (400), and a plurality of blocking components (700) are different in position and angle for block debris stone that flows in the rivers.
2. The precession vortex flowmeter of claim 1, wherein the connecting assembly (100) comprises two flanges (101), the two flanges (101) are fixedly connected to one ends of the measuring pipeline corresponding to the connecting pipeline, fixing holes are correspondingly formed in the two flanges (101), a limiting pin (102) is slidably arranged between the two fixing holes, a first threaded section is arranged on each of the left section and the right section of the limiting pin (102), and a first nut (103) is connected to the first threaded section in a threaded mode.
3. The precession vortex flowmeter of claim 2, wherein the vortex generating assembly (200) comprises a fixed base (201), the fixed base (201) is fixedly connected between inner walls of the measurement pipe through a plurality of connecting rods, a spiral vortex generating body (202) is fixedly connected to the right end of the fixed base (201), and a center point of the vortex generating body (202) corresponds to a center point of the measurement pipe.
4. A precession vortex flowmeter according to claim 3, characterized in that the sensing assembly (300) comprises a fixed cylinder (301), the fixed cylinder (301) is fixedly connected to the top end of the right part of the measuring pipe, a sensor (302) is arranged between the fixed cylinder (301) and the measuring pipe, a fixed rod (303) is communicated between the top end of the sensor (302) and the flowmeter body (1), and the bottom of the fixed rod (303) is fixedly connected between the inner walls of the fixed cylinder (301).
5. The precession vortex flowmeter of claim 4, wherein the sealing assembly (500) comprises a sealing cylinder (501), a plurality of fixing plates are fixedly connected to the right part of the outer wall of the connecting pipeline at the left side, the fixing plates are circumferentially distributed on the outer wall of the connecting pipeline, a plurality of round rods (502) are fixedly connected to the left ends of the fixing plates, a plurality of sliding ports are formed in the sealing cylinder (501) corresponding to the round rods (502), the round rods (502) are slidably arranged in the corresponding sliding ports, a second threaded section is arranged on the left part of the round rods (502), and a second nut (503) is connected to the second threaded section.
6. The precession vortex flowmeter of claim 5, wherein the adhesion assembly (600) comprises two arcuate mounting tabs (601), the two arcuate mounting tabs forming a cylinder, the two arcuate mounting tabs (601) being mounted on inner walls of the corresponding two arcuate mounting tabs (401), respectively, and a brush layer (602) being disposed on the inner walls of the arcuate mounting tabs (601).
7. The precession vortex flowmeter of claim 6, wherein the blocking assembly (700) comprises a semicircular frame (701), an outer wall of the semicircular frame (701) is fixedly connected to the arc-shaped mounting plate (601) through a connecting plate penetrating through the brush layer (602), a semicircular blocking plate (702) is arranged between inner walls of the semicircular frame (701), a plurality of round holes are formed in the blocking plate (702), and the blocking plate (702) is connected with the semicircular frame (701) through screws (703).
8. The precession vortex flowmeter of claim 7, wherein the magnetic assembly (800) comprises a magnet (801) and a ferrierite (802), wherein the two arcuate mounting plates (401) are provided with mounting grooves at one ends thereof, the magnet (801) and the ferrierite (802) are respectively mounted in the corresponding two mounting grooves, and the magnet (801) and the ferrierite (802) are magnetically connected.
9. A precession vortex flowmeter according to claim 8, characterized in that the opposite ends of the two connecting pipes are each provided with a flange connection disc (5), the centre points between the flange connection disc (5), the connecting pipe and the measuring pipe corresponding to each other.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN202310129374.2A CN115950491B (en) | 2023-02-17 | 2023-02-17 | Precession vortex flowmeter |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310129374.2A CN115950491B (en) | 2023-02-17 | 2023-02-17 | Precession vortex flowmeter |
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| CN115950491A CN115950491A (en) | 2023-04-11 |
| CN115950491B true CN115950491B (en) | 2023-08-22 |
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| CN202310129374.2A Active CN115950491B (en) | 2023-02-17 | 2023-02-17 | Precession vortex flowmeter |
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| CN117073771B (en) * | 2023-08-31 | 2024-07-19 | 江苏杰创流量仪表有限公司 | Precession vortex flowmeter with adjustable display |
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