CN219391014U - Pipeline type ultrasonic flowmeter - Google Patents

Pipeline type ultrasonic flowmeter Download PDF

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Publication number
CN219391014U
CN219391014U CN202320741155.5U CN202320741155U CN219391014U CN 219391014 U CN219391014 U CN 219391014U CN 202320741155 U CN202320741155 U CN 202320741155U CN 219391014 U CN219391014 U CN 219391014U
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China
Prior art keywords
pipe
type ultrasonic
flange pipe
mounting
flow meter
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Application number
CN202320741155.5U
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Chinese (zh)
Inventor
李建明
李树昌
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Shijiazhuang Ceebic Instrument Co ltd
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Shijiazhuang Ceebic Instrument Co ltd
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Priority to CN202320741155.5U priority Critical patent/CN219391014U/en
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    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02ATECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A20/00Water conservation; Efficient water supply; Efficient water use

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Abstract

The utility model relates to a pipeline type ultrasonic flowmeter, which comprises a flange pipe, a vortex generator and an ultrasonic probe, wherein the vortex generator and the ultrasonic probe are sequentially arranged on the flange pipe according to the flow direction of fluid, and a gauge head is arranged above the flange pipe and connected with the flange pipe through a connecting rod; the vortex generating body is detachably arranged on the flange pipe through a jackscrew. The utility model solves the defect that the prior art gathers the vortex generating body and welds the vortex generating body and sets up on the flange pipe and causes the vortex generating body to adhere to impurity and then is difficult to clean impurity.

Description

Pipeline type ultrasonic flowmeter
Technical Field
The utility model belongs to the technical field of flowmeters, and particularly relates to a pipeline type ultrasonic flowmeter.
Background
The pipeline type ultrasonic flowmeter on the market is generally composed of a flange pipe and a gauge outfit, wherein the flange pipe is provided with a vortex generating body and an ultrasonic probe, the vortex generating body is usually welded on the flange pipe, and due to a welding connection mode, the installation accuracy is not well controlled, therefore, in order to ensure the welding accuracy, the product is usually directly connected to a test pipeline through a flange on a construction site after being produced in a factory, and when the flange pipe is not matched with a construction site device, the use of the product is limited, in addition, because the vortex generating body is welded on the flange pipe, the problems of welding sand holes, loose welding parts and the like are easy to exist, on the one hand, on the other hand, impurities are easy to adhere to the vortex generating body in the use process, especially under the condition of unclean fluid, not only the measurement accuracy of the flowmeter is affected, but also the pipeline is blocked when the vortex generating body is seriously cleaned, or the vortex generating body is difficult to clean deeply, and the vortex generating body is cleaned deeply, or the flange pipe is cleaned thoroughly and simply only can be cleaned thoroughly.
Disclosure of Invention
The utility model aims to overcome the defect that impurities are difficult to clean after the vortex generating body is attached to impurities due to the fact that the vortex generating body is welded on a flange pipe in the prior art, and provides a pipeline type ultrasonic flowmeter.
In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows:
a pipeline type ultrasonic flowmeter comprises a flange pipe, a vortex generator and an ultrasonic probe which are sequentially arranged on the flange pipe according to the flow direction of fluid, and a gauge head which is arranged above the flange pipe and connected with the flange pipe through a connecting rod; the vortex generating body is detachably arranged on the flange pipe through a jackscrew.
As a further technical scheme, the top of the flange pipe is provided with an annular mounting block, and the connecting rod is fixedly connected with the annular mounting block through a screw.
As a further technical scheme, two upper and lower mounting lugs are arranged on the flange pipe, and the mounting lugs above are arranged in the groove body of the annular mounting block.
As a further technical scheme, a generator mounting hole is formed in a position, corresponding to the mounting projection, of the flange pipe, and the generator mounting hole penetrates through the flange pipe;
the vortex generator is detachably arranged in the generator mounting hole through a jackscrew.
As a further technical scheme, the generator mounting holes comprise 2 first mounting holes respectively arranged on the top wall and the bottom wall of the flange pipe flow channel, and second mounting holes respectively arranged on the outer sides of the corresponding first mounting holes; the outer diameter of the second mounting hole is larger than that of the first mounting hole, and the second mounting hole is communicated with the corresponding first mounting hole.
As a further technical scheme, two ends of the vortex generating body are respectively inserted into corresponding first mounting holes, the two second mounting holes are internally connected with jackscrews in a threaded manner, and two ends of the vortex generating body are respectively abutted with the corresponding jackscrews.
As a further technical scheme, a pressing plate is arranged on the mounting lug through a bolt.
As a further technical scheme, an annular sealing ring is arranged between the pressing plate and the corresponding mounting convex block.
As a further technical scheme, the connecting rod is connected with the gauge outfit through threads.
As a further technical scheme, the top of the connecting rod is provided with a wedge-shaped groove and a cylindrical groove which are integrally communicated, a rubber plug matched with the wedge-shaped groove is arranged in the wedge-shaped groove, a pressing block is arranged in the cylindrical groove, and two ends of the pressing block are respectively abutted to the rubber plug and the gauge outfit;
and 2 threading holes are formed in the rubber plug and the pressing block.
Compared with the prior art, the utility model has the beneficial effects that:
according to the utility model, the vortex generator is arranged on the flange pipe through the jackscrew, the structure is simple, the installation is convenient, compared with the traditional welding mode, the installation of the vortex generator can be easily realized and the installation precision is ensured only by ensuring the precision of the installation hole of the vortex generator on the flange pipe, compared with the traditional welding mode, the punching precision is easier to control, and no special requirement is required for a construction place, so that the installation mode of the vortex generator can be used for installing and assembling the flowmeter at any place, the applicability of the flowmeter is improved, in addition, when the vortex generator is inaccurate in measurement due to the attachment of impurities in the use process of the flowmeter, the vortex generator can be detached for cleaning work only by detaching the jackscrew, and compared with the traditional technology, the cleaning work is easy to clean and more thorough after detachment.
Drawings
FIG. 1 is a schematic diagram of an embodiment of the present utility model;
FIG. 2 is an enlarged view at A of FIG. 1;
fig. 3 is a schematic structural view of a flanged pipe according to an embodiment of the utility model.
In the figure, 1, a flange pipe, 2, a vortex generator, 3, an ultrasonic probe, 4, a connecting rod, 5, a gauge outfit, 6, a jackscrew, 7, an annular mounting block, 8, a screw, 9, a mounting lug, 10, a groove body, 11, an annular groove, 12, a first mounting hole, 13 and a second mounting hole; 14. the cable connector comprises bolts 15, a pressing plate 16, an annular sealing ring 17, a rubber plug 18, a pressing block 19, a threading hole 20 and a cable connector.
Detailed Description
The following description of the embodiments of the present utility model will be made apparent and fully in view of the accompanying drawings, in which some, but not all embodiments of the utility model are shown. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.
The present utility model will be described in further detail with reference to the accompanying drawings.
An embodiment of a pipeline-type ultrasonic flowmeter according to the present utility model as shown in fig. 1 to 3 comprises a flange pipe 1, a vortex generator 2 and an ultrasonic probe 3 sequentially arranged on the flange pipe 1 according to the flow direction of fluid, and a gauge head 5 arranged above the flange pipe 1 and connected with the flange pipe 1 through a connecting rod 4; the vortex generating body 2 is detachably arranged on the flange pipe 1 through a jackscrew 6. According to the utility model, the vortex generator 2 is arranged on the flange pipe 1 through the jackscrew 6, the structure is simple, the installation is convenient, compared with the traditional welding mode, the installation of the vortex generator 2 can be easily realized and the installation precision is ensured only by ensuring the precision of the installation hole of the vortex generator on the flange pipe 1, compared with the traditional welding mode, the punching precision is easier to control, no special requirement is required for a construction place, therefore, the installation mode of the vortex generator 2 can be used for installing and assembling the flowmeter at any place, the applicability of the flowmeter is improved, in addition, when the vortex generator 2 is inaccurate in measurement due to the adhesion of impurities in the use process of the flowmeter, the vortex generator 2 can be detached for cleaning work only by detaching the jackscrew 6, compared with the traditional technology, the cleaning work is easy to clean after detachment, and the cleaning work is more thorough.
As an embodiment of the pipeline type ultrasonic flowmeter, an annular mounting block 7 is arranged at the top of the flange pipe 1, and the connecting rod 4 is fixedly connected with the annular mounting block 7 through a screw 8.
As an embodiment of the pipeline-type ultrasonic flowmeter of the present utility model, the flange pipe 1 is provided with two upper and lower mounting protrusions 9, and the upper mounting protrusions 9 are disposed in the groove 10 of the annular mounting block 7.
As an embodiment of the pipeline-type ultrasonic flowmeter of the present utility model, a generator mounting hole is formed at a position of the flange pipe 1 corresponding to the mounting projection 9, and the generator mounting hole penetrates through the flange pipe 1;
the vortex generator 2 is detachably arranged in the generator mounting hole through a jackscrew 6.
As an embodiment of the pipeline-type ultrasonic flowmeter of the utility model, the generator mounting holes comprise 2 first mounting holes 12 respectively arranged on the top wall and the bottom wall of the flow channel of the flange pipe 1, and second mounting holes 13 respectively arranged on the outer sides of the corresponding first mounting holes 12; the second mounting hole 13 has an outer diameter larger than that of the first mounting hole 12, and is communicated with the corresponding first mounting hole 12.
In one embodiment of the pipeline-type ultrasonic flowmeter of the present utility model, two ends of the vortex generating body 2 are respectively inserted into the corresponding first mounting holes 12, the jackscrews 6 are connected in the 2 second mounting holes 13 in a threaded manner, and two ends of the vortex generating body 2 are respectively abutted against the corresponding jackscrews 6. Compared with the installation mode of single-end fixing, the installation mode of limiting jackscrews at two ends is adopted by the vortex generator 2, so that the problem of poor measurement precision caused by slight shaking of the vortex generator due to water flow impact is avoided, and meanwhile, the risk of breakage of the vortex generator due to strong impact force when hard foreign matters or water hammers pass through is avoided.
As an embodiment of the pipeline-type ultrasonic flowmeter of the present utility model, the vortex generating body 2 is trapezoidal, and the first mounting hole 12 is adapted to the vortex generating body 2.
As an embodiment of the pipe-type ultrasonic flowmeter of the present utility model, the mounting bump 9 is provided with a pressing plate 15 by a bolt 14.
As an embodiment of the pipeline type ultrasonic flowmeter of the present utility model, an annular sealing ring 16 is disposed between the pressing plate 15 and the corresponding mounting bump 9. The arrangement of the annular sealing ring 16 and the pressing plate 15 realizes the sealing of the installation hole of the generator.
As an embodiment of the pipeline type ultrasonic flowmeter of the present utility model, the installation bump 9 is provided with an annular groove 11, and the annular sealing ring 16 is disposed in the annular groove 11.
As an embodiment of the pipe-type ultrasonic flowmeter of the present utility model, the connecting rod is screwed to the gauge outfit 5.
As an embodiment of the pipeline type ultrasonic flowmeter, the top of the connecting rod is provided with a wedge-shaped groove and a cylindrical groove which are integrally communicated, a rubber plug 17 matched with the wedge-shaped groove is arranged in the wedge-shaped groove, a pressing block 18 is arranged in the cylindrical groove, and two ends of the pressing block 18 are respectively abutted with the rubber plug 17 and the gauge outfit 5;
2 threading holes 19 are formed in the rubber plug 17 and the pressing block 18. The pressing block 18 can press the rubber plug 17, so that the sealing effect of the top of the connecting rod 4 is ensured, fluid is prevented from flowing into the gauge outfit 5 through the connecting rod 4, and the waterproof effect of the gauge outfit 5 is improved.
As an embodiment of the pipe-type ultrasonic flowmeter of the present utility model, the gauge outfit 5 is provided with a cable joint 20.
As an embodiment of the pipe-type ultrasonic flowmeter of the present utility model, the ultrasonic probe 3 is electrically connected to the gauge outfit 5.
The working principle of the utility model is as follows:
the flowmeter of the utility model is characterized in that a vortex generator 2, namely a flow blocking body, is arranged in fluid, the fluid alternately generates regular vortices from two sides of the vortex generator 2, the vortices are called as Kalman vortex street, then an ultrasonic probe 3 is utilized to convert vortex street signals into electric signals, and the electric signals are amplified, filtered and shaped by a converter in a meter head 5 to obtain pulse signals which are in direct proportion to flow, thus realizing flow metering.
The above described embodiments are only preferred examples of the utility model and are not exhaustive of the possible implementations of the utility model. Any obvious modifications thereof, which would be apparent to those skilled in the art without departing from the principles and spirit of the present utility model, should be considered to be included within the scope of the appended claims.

Claims (10)

1. The pipeline type ultrasonic flowmeter is characterized by comprising a flange pipe (1), a vortex generator (2) and an ultrasonic probe (3) which are sequentially arranged on the flange pipe (1) according to the flow direction of fluid, and a gauge outfit (5) which is arranged above the flange pipe (1) and is connected with the flange pipe (1) through a connecting rod (4); the vortex generating body (2) is detachably arranged on the flange pipe (1) through a jackscrew (6).
2. A pipe-type ultrasonic flow meter according to claim 1, wherein,
the top of flange pipe (1) is provided with annular installation piece (7), connecting rod (4) with annular installation piece (7) pass through screw (8) fixed connection.
3. A pipe-type ultrasonic flow meter according to claim 2, wherein,
the flange pipe (1) is provided with an upper mounting lug (9) and a lower mounting lug (9), and the upper mounting lug (9) is arranged in a groove body (10) of the annular mounting block (7).
4. A pipe-type ultrasonic flow meter according to claim 3, wherein,
a generator mounting hole is formed in the position, corresponding to the mounting lug (9), of the flange pipe (1), and the generator mounting hole penetrates through the flange pipe (1);
the vortex generating body (2) is detachably arranged in the generating body mounting hole through a jackscrew (6).
5. A pipe-type ultrasonic flow meter according to claim 4, wherein,
the generator mounting holes comprise 2 first mounting holes (12) which are respectively arranged on the top wall and the bottom wall of the flow channel of the flange pipe (1), and second mounting holes (13) which are respectively arranged on the outer sides of the corresponding first mounting holes (12); the outer diameter of the second mounting hole (13) is larger than that of the first mounting hole (12), and the second mounting hole is communicated with the corresponding first mounting hole (12).
6. A pipe-type ultrasonic flow meter according to claim 5, wherein,
the two ends of the vortex generating body (2) are respectively inserted into corresponding first mounting holes (12), jackscrews (6) are connected with the second mounting holes (13) in a threaded mode, and the two ends of the vortex generating body (2) are respectively abutted to the corresponding jackscrews (6).
7. A pipe-type ultrasonic flow meter according to claim 3, wherein,
the mounting lug (9) is provided with a pressing plate (15) through a bolt (14).
8. A pipe-type ultrasonic flow meter according to claim 7, wherein,
an annular sealing ring (16) is arranged between the pressing plate (15) and the corresponding mounting lug (9).
9. A pipe-type ultrasonic flow meter according to claim 1, wherein,
the connecting rod (4) is connected with the gauge outfit (5) through threads.
10. A pipe-type ultrasonic flow meter according to claim 1, wherein,
the top of the connecting rod (4) is provided with a wedge-shaped groove and a cylindrical groove which are integrally communicated, a rubber plug (17) which is matched with the wedge-shaped groove is arranged in the wedge-shaped groove, a pressing block (18) is arranged in the cylindrical groove, and two ends of the pressing block (18) are respectively abutted to the rubber plug (17) and the gauge head (5);
2 threading holes (19) are formed in the rubber plug (17) and the pressing block (18).
CN202320741155.5U 2023-04-06 2023-04-06 Pipeline type ultrasonic flowmeter Active CN219391014U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202320741155.5U CN219391014U (en) 2023-04-06 2023-04-06 Pipeline type ultrasonic flowmeter

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202320741155.5U CN219391014U (en) 2023-04-06 2023-04-06 Pipeline type ultrasonic flowmeter

Publications (1)

Publication Number Publication Date
CN219391014U true CN219391014U (en) 2023-07-21

Family

ID=87168691

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202320741155.5U Active CN219391014U (en) 2023-04-06 2023-04-06 Pipeline type ultrasonic flowmeter

Country Status (1)

Country Link
CN (1) CN219391014U (en)

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