CN111649787A - Core-pulling type gas turbine flowmeter - Google Patents

Core-pulling type gas turbine flowmeter Download PDF

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Publication number
CN111649787A
CN111649787A CN202010601169.8A CN202010601169A CN111649787A CN 111649787 A CN111649787 A CN 111649787A CN 202010601169 A CN202010601169 A CN 202010601169A CN 111649787 A CN111649787 A CN 111649787A
Authority
CN
China
Prior art keywords
core
channel
impeller
seat
gas turbine
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN202010601169.8A
Other languages
Chinese (zh)
Inventor
李伯仁
王振祥
曾韩恒
梁徽辽
熊鹏
孟海兴
全宁
张丽松
曾敬
陈光利
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Shanghai Starse Petroleum Equipment Co ltd
Original Assignee
Shanghai Starse Petroleum Equipment Co ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Shanghai Starse Petroleum Equipment Co ltd filed Critical Shanghai Starse Petroleum Equipment Co ltd
Priority to CN202010601169.8A priority Critical patent/CN111649787A/en
Publication of CN111649787A publication Critical patent/CN111649787A/en
Pending legal-status Critical Current

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Classifications

    • 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
    • G01F1/05—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 mechanical effects
    • G01F1/20—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 mechanical effects by detection of dynamic effects of the flow
    • G01F1/28—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 mechanical effects by detection of dynamic effects of the flow by drag-force, e.g. vane type or impact flowmeter
    • 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
    • G01F15/006—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 characterised by the use of a particular material, e.g. anti-corrosive material
    • 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
    • G01F15/07—Integration to give total flow, e.g. using mechanically-operated integrating mechanism
    • G01F15/075—Integration to give total flow, e.g. using mechanically-operated integrating mechanism using electrically-operated integrating means
    • 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
    • G01F15/14—Casings, e.g. of special material
    • 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
    • G01F15/18—Supports or connecting means for meters
    • G01F15/185—Connecting means, e.g. bypass conduits

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  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • General Physics & Mathematics (AREA)
  • Measuring Volume Flow (AREA)

Abstract

The invention relates to a core-pulling type gas turbine flowmeter, belonging to the technical field of metering detection; the intelligent integrating device comprises a shell, a machine core seat, an impeller shaft, a signal disc, a sensor, a fluid channel and an intelligent integrating instrument; a movement seat is arranged in the shell, a communicated fluid channel is arranged in the shell and the movement seat, and two ends of the fluid channel are arranged at openings on the periphery of the shell; an impeller shaft is arranged in a fluid channel in the machine core seat, an impeller is arranged at one end of the impeller shaft, and a signal panel is arranged at the other end of the impeller shaft; the signal panel is connected with the intelligent integrating instrument through a sensor arranged on the movement seat. The modular design is adopted in the removable core print seat, the shielding sleeve, the secondary rectifying device, the impeller, the rear guide and the signal panel are arranged in the removable core print seat, the signal panel is arranged in the shielding sleeve, strong magnetic interference is avoided, the modular design is convenient for daily maintenance, maintenance and repair, and the service life of the flowmeter is further prolonged.

Description

Core-pulling type gas turbine flowmeter
Technical Field
The invention relates to a core-pulling type gas turbine flowmeter, and belongs to the technical field of metering detection.
Background
The gas turbine flowmeter is a speed type flowmeter, has the advantages of high accuracy, good repeatability, simple structure, wide measurement range, small pressure loss, convenient maintenance and the like, and is widely applied to industries such as petroleum, chemical engineering, metallurgy, urban gas pipe networks and the like; especially, the device is widely applied to metering of urban gas and pipe network transmission and distribution; however, the conventional gas turbine flowmeter is difficult to maintain on a pipeline, so that the measurement data is easily inaccurate, and the core components are seriously damaged. There is therefore a need in the art for a gas turbine flow meter that is easy to service and maintain above the pipeline.
Disclosure of Invention
The invention aims to solve the technical problem that the traditional gas turbine flowmeter on the current delivery pipeline is difficult to maintain.
In order to solve the above problems, the present invention provides a core-pulling gas turbine flowmeter, which comprises a housing, a core seat, an impeller shaft, a signal panel, a sensor, a fluid passage, and an intelligent integrator; a movement seat is arranged in the shell, a communicated fluid channel is arranged in the shell and the movement seat, and two ends of the fluid channel are arranged at openings on the periphery of the shell; an impeller shaft is arranged in a fluid channel in the machine core seat, an impeller is arranged at one end of the impeller shaft, and a signal panel is arranged at the other end of the impeller shaft; and the signal panel is connected with the intelligent integrating instrument through a sensor arranged on the movement seat.
Preferably, the housing is cylindrical with an upper opening, and the upper opening is provided with a mounting hole for mounting the movement seat.
Preferably, an intelligent integrating instrument is arranged above the movement seat.
Preferably, the fluid channel comprises a front flow guiding channel, a secondary flow rectifying channel and a rear flow guiding channel; the shell and the movement seat are internally provided with a front flow guide channel, a secondary flow rectification channel and a rear flow guide channel which are communicated in sequence; the rotating plane of the impeller is perpendicular to the central axis of the fluid channel, and the fluid channel adjacent to and corresponding to the impeller is set as a secondary rectifying channel; the secondary rectifying channel is connected with the rear flow guide channel through an impeller; and a secondary rectifying device is arranged on the channel wall of the secondary rectifying channel corresponding to the impeller.
Preferably, a sensor is arranged on the movement seat between the intelligent integrating instrument and the movement seat.
Preferably, a shielding sleeve for avoiding strong magnetic interference is arranged inside the movement seat between the sensor and the signal panel.
Preferably, a bearing frame is arranged in the fluid channel arranged in the movement seat, a bearing is arranged on the bearing frame, and an impeller shaft penetrates through the bearing.
Preferably, the core print seat is made of aluminum alloy. .
Compared with the prior art, the invention has the following beneficial effects:
the core-pulling type gas turbine flowmeter is modularly designed and manufactured in the shell, and the magnetic shielding sleeve, the secondary rectification, the impeller, the bearing frame, the rear guide, the bearing, the signal disc and other parts are arranged in the core seat, so that online maintenance, maintenance and repair are facilitated, and the deviation of the flowmeter measurement caused by strong magnetic interference is avoided.
Drawings
FIG. 1 is a perspective view of a core-pulling gas turbine flowmeter according to the present invention;
FIG. 2 is a schematic structural view of a core-pulling gas turbine flowmeter according to the present invention;
reference numerals: 1. an intelligent integrating instrument; 2. a movement seat; 3. a housing; 4. a front flow-guide channel; 5. a secondary rectifying device; 6. an impeller; 7. a bearing; 8. an impeller shaft; 9. a signal panel; 10. a shielding sleeve; 11. a rear diversion channel; 12, a bearing frame; 21. the sensor penetrates through the first hole; 22. the sensor passes through the hole II; 31. mounting holes; 32. a sensor; 33. a through-flow aperture;
Detailed Description
In order to make the invention more comprehensible, preferred embodiments are described in detail below with reference to the accompanying drawings:
as shown in fig. 1-2, the invention provides a core-pulling gas turbine flowmeter, which comprises a shell 3, a core seat 2, an impeller 6, an impeller shaft 8, a signal disc 9, a sensor 32, a fluid passage and an intelligent integrating instrument 1; a movement seat 2 is arranged in the shell 3, a communicated fluid channel is arranged in the shell 3 and the movement seat 2, and two ends of the fluid channel are arranged at an opening on the periphery of the shell 3; an impeller shaft 8 is arranged in a fluid channel in the movement seat 2, an impeller 6 is arranged at one end of the impeller shaft 8, and a signal panel 9 is arranged at the other end of the impeller shaft 8; the signal panel 9 is connected with the intelligent integrating instrument 1 through a sensor 32 arranged on the movement seat 2. The housing 3 is formed in a cylindrical shape with an open upper end, and the open upper end is provided with a mounting hole 31 for mounting the movement holder 2. An intelligent integrating instrument 1 is arranged above the movement seat 2. The fluid channel comprises a front flow guide channel 4, a secondary flow rectification channel and a rear flow guide channel 11; the shell 3 and the movement seat 2 are internally provided with a front flow guide channel 4, a secondary flow guide channel and a rear flow guide channel 11 which are communicated in sequence; the rotating plane of the impeller 6 is vertical to the central axis of the fluid channel, and the fluid channel adjacent to and corresponding to the impeller 6 is set as a secondary rectifying channel; the secondary rectifying channel is connected with the rear flow guide channel 11 through an impeller 6; and a secondary rectifying device 5 is arranged on the channel wall of the secondary rectifying channel corresponding to the impeller 6. A sensor 32 is arranged on the movement seat 2 between the intelligent integrating instrument 1 and the movement seat 2. A shielding sleeve 10 for avoiding strong magnetic interference is arranged in the movement seat 2 between the sensor 32 and the signal panel 9. A bearing frame 12 is arranged in a fluid channel arranged in the machine core seat 2, a bearing 7 is arranged on the bearing frame 12, and an impeller shaft 8 penetrates through the bearing 7. The core print 2 is made of aluminum alloy.
The invention relates to a core-pulling type gas turbine flowmeter, which comprises a shell 3, a front flow guide channel 4, a secondary rectifying device 5, an impeller 6, a bearing frame 12, a rear flow guide channel 11, a shielding sleeve 10, a bearing 7, a signal disc 9, a sensor 32, an intelligent integrating instrument 1 and a core seat 2, wherein two ends of the core seat 2 are opened and are arranged in a through hole 33 of the shell 3, the bearing frame 12 and the rear flow guide channel 11 are arranged in the core seat 2, the secondary rectifying device 5 and the shielding sleeve 10 are positioned at the front side and the rear side of the core seat 2, the rear flow guide channel is arranged in the shielding sleeve 10, an impeller shaft 8 of the impeller 6 is arranged on the bearing frame 12 through the bearing 7, the impeller 6 is positioned between the secondary rectifying device 5 and the bearing frame 12, and the signal disc 9 is arranged on the impeller shaft 8 and is positioned between the bearing frame 12 and the rear flow guide channel 11; a through hole corresponding to the sensor 32 is formed in the wall of the body of the machine core seat 2 and the shielding sleeve 10, and the sensor passes through the first hole 21 and the second hole 22; the inner end of the sensor 32 is in signal connection with the signal panel 9, the outer end of the sensor 32 is connected with the intelligent integrating instrument 1, and the intelligent integrating instrument 1 is installed on the movement seat 2. The movement seat 2 is made of aluminum alloy material. The movement holder 2 is formed in a square shape. The movement seat 2 and the shell 3 are fixed by 8 inner hexagon screws, and the structure is ingenious and the appearance is beautiful.
Referring to fig. 1 and 2, the core-pulling gas turbine flowmeter comprises a shell 3, a front flow guide channel 4, a secondary rectifying device 5, an impeller 6, a bearing frame 12, a rear flow guide channel 11, a bearing 7, a signal disc 9, a shielding sleeve 10, a sensor 32, an intelligent integrating instrument 1 and a core seat 2.
The whole barrel-shaped casing 3, offer the mounting hole 31 that is used for installing the movement seat 2 in the upper end of casing 3, offer the through-flow hole 33 that is used for passing through the fluid on the side of casing 3, the front diversion channel 4 is installed in through-flow hole 33, the fluid passage that is used for passing through the fluid has also been offered on the movement seat 2, secondary fairing 5 and housing 10 are in the both sides of movement seat 2 respectively, back water conservancy diversion passageway 11 is installed in housing 10, in order to avoid secondary fairing 5 and housing 10 to take place the back-and-forth movement in fluid passage hole inside, further improve the stability ability of housing 10 in fluid passage hole inside, adopt countersunk screw to fix between secondary fairing 5 and housing 10 and the movement seat 2, and the structure is ingenious, and the outward appearance is beautiful.
The bearing frame 12 is installed in the movement seat 2, and the bearing frame 12 is fixed between the secondary rectifying device 5 and the shielding sleeve 10. An impeller shaft 8 of an impeller 6 is installed on a bearing frame 12 through a bearing 7, a signal disc 9 is installed on the impeller shaft 8 and is located between the bearing frame 12 and a rear flow guide channel 11, when fluid enters a shell 3, the fluid firstly passes through a front flow guide channel 4 and then enters a secondary rectifying device 5 for stabilizing flow, the impact force of the fluid on the impeller 6 is relieved, the impeller 6 is driven by the fluid to rotate, the impeller 8 is driven to rotate, the signal disc 9 is installed at the other end of the impeller shaft 8, the signal disc 9 is further driven to rotate, a generated electric pulse signal is generated, and finally the fluid flows out of the shell 3 under the guide of the rear flow guide channel 11.
On the body wall of movement seat 2 and the mantle wall of shield cover 10, set up and pass first 21 and the sensor that corresponds to the sensor and pass two 22 holes, pass the sensor 32 wire on the mantle wall of movement seat 2 and shield cover 10 and pass holes 21, 22, install intelligent totalizer 1 on movement seat 2 through the mounting hole afterwards, make the inner of sensor 32 be connected with signal disc 9, and the outer end and intelligent totalizer 1 signal connection.
The core print 2 in this embodiment is made of high-quality aluminum alloy, and through surface treatment, the corrosion resistance is improved, and the service life of the inside of the core-pulling gas turbine flowmeter is further prolonged.
In conclusion, the core-pulling type gas turbine flowmeter disclosed by the invention adopts a modular design in the core print 2, the shielding sleeve, the secondary rectification, the impeller, the bearing frame, the rear diversion and the signal panel are arranged in the core print 2, the signal panel is arranged in the shielding sleeve, strong magnetic interference is avoided, the modular design is convenient for daily maintenance, maintenance and repair, and the service life of the flowmeter is further prolonged.
While the invention has been described with respect to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention. Those skilled in the art can make various changes, modifications and equivalent arrangements, which are equivalent to the embodiments of the present invention, without departing from the spirit and scope of the present invention, and which may be made by utilizing the techniques disclosed above; meanwhile, any changes, modifications and variations of the above-described embodiments, which are equivalent to those of the technical spirit of the present invention, are within the scope of the technical solution of the present invention.

Claims (8)

1. A core-pulling gas turbine flowmeter is characterized in that: the intelligent integrating device comprises a shell, a machine core seat, an impeller shaft, a signal disc, a sensor, a fluid channel and an intelligent integrating instrument; a movement seat is arranged in the shell, a communicated fluid channel is arranged in the shell and the movement seat, and two ends of the fluid channel are arranged at openings on the periphery of the shell; an impeller shaft is arranged in a fluid channel in the machine core seat, an impeller is arranged at one end of the impeller shaft, and a signal panel is arranged at the other end of the impeller shaft; and the signal panel is connected with the intelligent integrating instrument through a sensor arranged on the movement seat.
2. A core-pulling gas turbine flowmeter according to claim 1, wherein: the shell is cylindrical with an upper end opening, and the upper end opening is provided with a mounting hole for mounting the movement seat.
3. A core-pulling gas turbine flowmeter according to claim 1, wherein: and an intelligent integrating instrument is arranged above the movement seat.
4. A core-pulling gas turbine flowmeter according to claim 1, wherein: the fluid channel comprises a front flow guide channel, a secondary flow rectification channel and a rear flow guide channel; the shell and the movement seat are internally provided with a front flow guide channel, a secondary flow rectification channel and a rear flow guide channel which are communicated in sequence; the rotating plane of the impeller is perpendicular to the central axis of the fluid channel, and the fluid channel adjacent to and corresponding to the impeller is set as a secondary rectifying channel; the secondary rectifying channel is connected with the rear flow guide channel through an impeller; and a secondary rectifying device is arranged on the channel wall of the secondary rectifying channel corresponding to the impeller.
5. A core-pulling gas turbine flowmeter according to claim 4, wherein: and a sensor is arranged on the movement seat between the intelligent integrating instrument and the movement seat.
6. A core-pulling gas turbine flowmeter according to claim 5, wherein: and a shielding sleeve for avoiding strong magnetic interference is arranged in the movement seat between the sensor and the signal panel.
7. A core-pulling gas turbine flowmeter according to claim 6, wherein: a bearing frame is arranged in a fluid channel arranged in the movement seat, a bearing is arranged on the bearing frame, and an impeller shaft penetrates through the bearing.
8. A core-pulling gas turbine flowmeter according to claim 7, wherein: the core print seat is made of aluminum alloy.
CN202010601169.8A 2020-06-29 2020-06-29 Core-pulling type gas turbine flowmeter Pending CN111649787A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202010601169.8A CN111649787A (en) 2020-06-29 2020-06-29 Core-pulling type gas turbine flowmeter

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202010601169.8A CN111649787A (en) 2020-06-29 2020-06-29 Core-pulling type gas turbine flowmeter

Publications (1)

Publication Number Publication Date
CN111649787A true CN111649787A (en) 2020-09-11

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ID=72347740

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202010601169.8A Pending CN111649787A (en) 2020-06-29 2020-06-29 Core-pulling type gas turbine flowmeter

Country Status (1)

Country Link
CN (1) CN111649787A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113218459A (en) * 2021-04-12 2021-08-06 李述冰 Flow meter

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113218459A (en) * 2021-04-12 2021-08-06 李述冰 Flow meter
CN113218459B (en) * 2021-04-12 2024-04-05 天津迅尔科技股份有限公司 Flowmeter for measuring flow rate

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