KR101797343B1 - Sensing device of flow meter - Google Patents

Sensing device of flow meter Download PDF

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Publication number
KR101797343B1
KR101797343B1 KR1020160021100A KR20160021100A KR101797343B1 KR 101797343 B1 KR101797343 B1 KR 101797343B1 KR 1020160021100 A KR1020160021100 A KR 1020160021100A KR 20160021100 A KR20160021100 A KR 20160021100A KR 101797343 B1 KR101797343 B1 KR 101797343B1
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KR
South Korea
Prior art keywords
valve
internal sensor
support
unit
extension
Prior art date
Application number
KR1020160021100A
Other languages
Korean (ko)
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KR20170099120A (en
Inventor
김재현
Original Assignee
현대제철 주식회사
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Priority to KR1020160021100A priority Critical patent/KR101797343B1/en
Publication of KR20170099120A publication Critical patent/KR20170099120A/en
Application granted granted Critical
Publication of KR101797343B1 publication Critical patent/KR101797343B1/en

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    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
    • G01F25/00—Testing or calibration of apparatus for measuring volume, volume flow or liquid level or for metering by volume
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K51/00—Other details not peculiar to particular types of valves or cut-off apparatus
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L41/00—Branching pipes; Joining pipes to walls
    • F16L41/008—Branching pipes; Joining pipes to walls for connecting a measuring instrument
    • 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
    • G01F1/76—Devices for measuring mass flow of a fluid or a fluent solid material
    • G01F1/78—Direct mass flowmeters
    • G01F1/80—Direct mass flowmeters operating by measuring pressure, force, momentum, or frequency of a fluid flow to which a rotational movement has been imparted
    • G01F1/84—Coriolis or gyroscopic mass flowmeters
    • G01F1/8409—Coriolis or gyroscopic mass flowmeters constructional details
    • G01F1/8413—Coriolis or gyroscopic mass flowmeters constructional details means for influencing the flowmeter's motional or vibrational behaviour, e.g., conduit support or fixing means, or conduit attachments

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • General Physics & Mathematics (AREA)
  • Measuring Volume Flow (AREA)

Abstract

The present invention relates to a flow meter sensing apparatus, and more particularly, to a flow meter sensing apparatus which includes a connection portion communicating with a piping portion, a valve portion connected to the connection portion and opening and closing the inside portion, an internal sensor portion passing through the valve portion and the connection portion to measure a flow rate of the pipe portion, And a cover portion coupled to the support portion and covering the support portion and coupled to the internal sensor portion, so that the internal sensor portion can be stably supported during the calibration and cleaning operation of the internal sensor portion.

Description

[0001] SENSING DEVICE OF FLOW METER [0002]

BACKGROUND OF THE INVENTION 1. Field of the Invention [0001] The present invention relates to a flow meter sensing apparatus, and more particularly, to a flow meter sensing apparatus that prevents breakage that may occur during calibration or cleaning of an ultrasonic flow meter sensor.

Generally, in a power plant, a flow meter sensing device is used to settle the by-product gas. The flowmeter sensing device pulls the internal sensor out of the pipe for periodic calibration or cleaning.

Background Art [0002] The background art of the present invention is disclosed in Korean Patent Laid-Open Publication No. 2004-0065502 (published on July 22, 2004, entitled "Temperature Sensing Apparatus for Gas Turbine").

It is an object of the present invention to provide a flow meter sensing apparatus which prevents damage caused by a drop of an internal sensor in a process of extracting an internal sensor from a pipe, thereby preventing performance deterioration due to breakage of the internal sensor.

A flow meter sensing apparatus according to the present invention comprises: a connection portion communicating with a piping portion; A valve unit connected to the connection unit and opening / closing the inside of the valve unit; An internal sensor unit passing through the valve unit and the connection unit to measure a flow rate of the piping unit; A support portion connected to the valve portion and holding the internal sensor portion; And a cover unit coupled to the support unit to cover the support unit and to which the internal sensor unit is coupled.

The connecting portion communicating with the piping portion, the connecting pipe portion passing through the internal sensor portion; And a connection extension part extending laterally from an upper end of the connection tube part and coupled with the valve part.

The valve portion communicating with the connection tube portion, the valve tube portion passing through the internal sensor portion; A lower valve extension extending laterally from a lower end of the valve tube portion and coupled with the connection extension; And a phase valve extension portion extending laterally from an upper end of the valve tube portion and coupled with the support portion.

The support portion communicating with the valve tube portion, the support tube portion passing through the internal sensor portion; A base extension extending laterally from a lower end of the support tube portion and coupled with the phase valve extension; And an upper support extension part extending laterally from an upper end of the valve tube part and coupled with the cover part.

The support portion may further include a fixing portion which is located at the upper support extension portion and grips the internal sensor portion.

Wherein the fixing portion includes an integral insertion groove portion formed inside the upper support extension portion; An integral elastic part inserted into the integral insertion groove; And an integral gripper which is supported by the integral elastic portion and protrudes to the inside of the upper support expanding portion and is inserted into a fixation groove portion formed in the internal sensor portion to grip the internal sensor portion.

And the fixing portion includes a separate expanding portion that is seated on the upper side of the upper support expanding portion; An individual-shaped insertion groove portion formed inside the individual-shaped extension portion; A separate elastic part inserted into the individual-shaped insertion groove; And a separate type grip portion supported by the individual elastic portion and protruding inward of the individual expandable portion and inserted into a mounting groove portion formed in the internal sensor portion to grip the internal sensor portion .

The flow meter sensing apparatus according to the present invention can prevent damage due to falling of the internal sensor unit by grasping the internal sensor unit with the supporting unit elevated in the process of performing the calibration or cleaning operation of the internal sensor unit.

In the flowmeter sensing device according to the present invention, the support part grips the internal sensor part to fix the position of the internal sensor part, so that one operator can operate the valve part after moving the internal sensor part upward.

In the flow meter sensing apparatus according to the present invention, the fixing portion of the support portion may be integrally formed with the support portion, or may be separately mounted on the support portion to grip the internal sensor portion.

1 is a schematic view of a flow meter sensing apparatus according to an embodiment of the present invention.
FIG. 2 is a view schematically showing a connection part in a flow meter sensing apparatus according to an embodiment of the present invention.
3 is a view schematically showing a valve unit in a flow meter sensing apparatus according to an embodiment of the present invention.
FIG. 4 is a view schematically showing a state in which a fixing part is integrally formed on a supporting part in a flow meter sensing apparatus according to an embodiment of the present invention.
5 is a view schematically showing a state in which a fixing part is detachably mounted on a supporting part in a flow meter sensing apparatus according to an embodiment of the present invention.
FIG. 6 is a view schematically showing a state in which a fixing part is integrally formed on a valve part in a flow meter sensing apparatus according to an embodiment of the present invention. FIG.
7 is a view schematically showing a state in which a fixing part is detachably mounted on a valve part in a flow meter sensing apparatus according to an embodiment of the present invention.

Hereinafter, embodiments of a flow meter sensing apparatus according to the present invention will be described with reference to the accompanying drawings. In this process, the thicknesses of the lines and the sizes of the components shown in the drawings may be exaggerated for clarity and convenience of explanation. Further, terms to be described below are terms defined in consideration of functions in the present invention, which may vary depending on the intention or custom of the user, the operator. Therefore, definitions of these terms should be made based on the contents throughout this specification.

1 is a schematic view of a flow meter sensing apparatus according to an embodiment of the present invention. 1, a flow meter sensing apparatus 1 according to an embodiment of the present invention includes a connection unit 10, a valve unit 20, an internal sensor unit 30, a support unit 40, (50).

The connection portion 10 communicates with the piping portion 100. For example, the lower end of the connection portion 10 may be connected to the upper surface of the piping portion 100 for guiding the fluid to guide the internal sensor portion 30 to the piping portion 100.

The valve portion 20 is connected to the connection portion 10 and opens and closes the inside thereof. For example, the valve portion 20 is coupled to the connection portion 10 so as to be laminated, and can open and close the internal flow path. The internal sensor portion 30 penetrates when the internal flow path of the valve portion 20 is opened and the fluid of the piping portion 100 can be prevented from being discharged when the internal flow path of the valve portion 20 is closed.

The internal sensor unit 30 is inserted into the piping unit 100 and senses the flow rate of fluid flowing through the piping unit 100 using ultrasonic waves. For example, a sensor using ultrasonic waves may be disposed at the lower end of the internal sensor unit 30. [

The support portion 40 is connected to the valve portion 20 and grips the internal sensor portion 30. [ For example, the support portion 40 may have a shape in which the internal sensor portion 30 penetrates, and may be coupled to the valve portion 20 in a laminated manner.

The cover portion 50 is coupled to the support portion 40 to cover the open portion of the support portion 40. The internal sensor portion 30 is coupled to the cover portion 50. For example, the cover portion 50 may be a cover that is coupled to the upper side of the support portion 40. The internal sensor unit 30 may be coupled to the cover unit 50.

FIG. 2 is a view schematically showing a connection part in a flow meter sensing apparatus according to an embodiment of the present invention. Referring to FIGS. 1 and 2, a connection unit 10 according to an embodiment of the present invention includes a connection tube unit 11 and a connection extension unit 12.

The connecting tube portion 11 may have a pipe shape in which the lower end portion communicates with the upper surface of the piping portion 100 and extends upward. The internal sensor portion 30 is inserted into the piping portion 100 through the connection pipe portion 11.

3 is a view schematically showing a valve unit in a flow meter sensing apparatus according to an embodiment of the present invention. 1 to 3, a valve unit 20 according to an embodiment of the present invention includes a valve tube portion 21, a lower valve extension portion 22, and a upper valve extension portion 23.

The valve tube portion 21 communicates with the connection tube portion 11 and can be formed into a pipe shape so that the internal sensor portion 30 penetrates. The lower valve extension 22 extends laterally at the lower end of the valve tube portion 21 and is disposed to face the connection extension portion 12. The lower valve extension 22 and the connection extension 12 can be bolted together. The valve expansion portion 23 extends laterally from the upper end of the valve tube portion 21 and is engaged with the support portion 40. In addition, the valve unit 20 may further include a valve opening / closing unit 24 mounted on the valve tube unit 21 to open and close the valve tube unit 21 by an external operation.

FIG. 4 is a schematic view illustrating a state in which a fixing part is integrally formed on a supporting part in a flow meter sensing apparatus according to an embodiment of the present invention. FIG. 5 is a perspective view of a flow meter sensing apparatus according to an embodiment of the present invention, As shown in Fig. 1 to 5, the supporting part 40 according to an embodiment of the present invention includes a supporting tube part 41, a base supporting part 42 and an upper supporting part 43.

The support tube portion 41 communicates with the valve tube portion 21 and can be formed into a pipe shape so that the internal sensor portion 30 passes therethrough. The base extension portion 42 extends laterally from the lower end of the support tube portion 41 and is arranged to face the upper valve extension portion 23. The phase-valve expanding portion 23 and the base-plate extending portion 42 can be bolted together. The upper support extension portion 43 extends laterally from the upper end of the support tube portion 41 and is engaged with the cover portion 50.

The support portion 40 according to an embodiment of the present invention may further include the fixing portions 71 and 72. The fixing portions 71 and 72 are located in the upper support extension portion 43 and grip the internal sensor portion 30. [ The fixing portion 71 according to the first embodiment is integrally formed with the upper support expanding portion 43 and the fixing portion 72 according to the second embodiment can be separately coupled to the upper support expanding portion 43 .

The fixing portion 71 according to the first embodiment includes the integral insertion groove portion 711, the integral elastic portion 712, and the integral grip portion 713 (see FIG. 4).

The integral insertion groove portion 711 is formed inside the upper support extension portion 43 and the integral elastic portion 712 is inserted into the integral insertion groove portion 711. [

The integral grip portion 713 is inserted into the integral insertion groove portion 711 and is supported by the integral elastic portion 712 and protrudes inward of the upper support extension portion 43. The integrated gripper 713 can be pressed against the outer surface of the internal sensor portion 30 to maintain a state of being inserted into the integral insertion groove portion 711. [ The integral grip portion 713 is inserted into the mounting groove portion 31 formed in the internal sensor portion 30 by the restoring force of the integral elastic portion 712 and grips the internal sensor portion 30. As a result, the internal sensor portion 30 can be prevented from dropping.

The fixing portion 72 according to the second embodiment includes a discrete expanding portion 721, a discrete insertion groove portion 722, a discrete elastic portion 723 and a discrete gripper portion 724 5).

The individual extension portion 721 is seated on the upper side of the upper support extension portion 43. The individual extension portion 721 can be bolted to the upper support extension portion 43. In addition, the individual extension portion 721 can be welded to the upper support extension portion 43.

The individual-shaped insertion grooves 722 are formed inside the individual-shaped extension portions 721, and the individual-shaped elastic portions 723 are inserted into the individual-shaped insertion grooves 722.

The individual type grip portion 724 is inserted into the individual type insertion groove portion 722 and is supported by the individual elastic portion 723 and protrudes inward of the individual extension portion 721. [ The individual type grip portion 724 can be pressed against the outer surface of the internal sensor portion 30 and maintained in the state of being inserted into the individual type insertion groove portion 722. [ The individual type grip portion 724 is inserted into the mounting groove portion 31 formed in the internal sensor portion 30 by the restoring force of the individual elastic portion 723 to grip the internal sensor portion 30. [ As a result, the internal sensor portion 30 can be prevented from dropping.

FIG. 6 is a schematic view illustrating a state where the fixing part is integrally formed with the valve part in the flow meter sensing apparatus according to the embodiment of the present invention. FIG. 7 is a perspective view of the flow meter sensing device according to the embodiment of the present invention, Fig. 2 is a schematic view showing a state in which the valve unit is mounted. 6 and 7, the positions of the fixing portions 71 and 72 are not limited to the upper portion of the supporting portion 40, but are disposed between the supporting portion 40 and the valve portion 20, .

A calibration and cleaning operation of the flowmeter sensing apparatus according to an embodiment of the present invention having the above-described structure will be described in brief as follows.

The connection portion 10 is connected to the piping portion 100 and the valve portion 20 is coupled to the connection portion 10. The support portion 40 is coupled to the valve portion 20 and the cover portion 50 is connected to the support portion 40 so as to close the open portion of the support 40. The internal sensor unit 30 coupled to the cover unit 50 is inserted into the piping unit 100 through the support unit 40, the valve unit 20, and the connection unit 10.

In this state, the internal sensor unit 30 continuously senses the flow rate within the piping unit 100, periodically calibrates and calibrates the internal sensor unit 30, and cleans foreign matters adhering to the surface.

In order to calibrate and clean the internal sensor unit 30, the cover unit 50 is first separated from the support unit 40, and then the cover unit 50 is moved upward. As a result, the internal sensor portion 30 coupled to the cover portion 50 rises.

When the internal sensor portion 30 rises and is positioned above the valve portion 20, the valve portion 20 is operated to close the flow path of the valve tube portion 21. As a result, the fluid in the piping section 100 does not leak to the outside.

Meanwhile, when the internal sensor unit 30 falls in the process of closing the flow path of the valve tube unit 21, the internal sensor unit 30 may contact the valve opening / closing unit 24 and be damaged.

The fixing portions 71 and 72 support the rising internal sensor portion 30. Therefore, the operator can operate the valve opening / closing part 24 while omitting the process of maintaining the internal sensor part 30 in a raised state. The internal sensor unit 30 can be calibrated and cleaned by only one operator through the fixing units 71 and 72. [

The fixing portion 71 according to the first embodiment is integrally formed with the supporting portion 40 and is integrally formed with the mounting groove portion 31 formed on the outside of the internal sensor portion 30 when the internal sensor portion 30 rises. The position of the internal sensor unit 30 can be fixed by inserting the supporting unit 713.

The fixing portion 72 according to the second embodiment is formed as a separate component and is coupled or positioned on the upper side of the support portion 40. The fixing portion 72 is formed on the outer side of the internal sensor portion 30 when the internal sensor portion 30 rises Type grip portion 724 is inserted into the mounting groove portion 31 to fix the position of the internal sensor portion 30. [

The flow meter sensing apparatus 1 according to an embodiment of the present invention grasps the internal sensor unit 30 in which the support unit 40 rises during the calibration or cleaning operation of the internal sensor unit 30, It is possible to prevent breakage due to dropping of the battery 30.

The flow meter sensing apparatus 1 according to an embodiment of the present invention is configured such that the support portion 40 grasps the internal sensor portion 30 to fix the position of the internal sensor portion 30, The valve unit 20 can be operated.

The flow meter measurement apparatus 1 according to the embodiment of the present invention is characterized in that the fixing portions 71 and 72 of the support portion 40 are integrally formed on the support portion 40 or separately mounted on the support portion 40, 30 can be gripped.

While the present invention has been particularly shown and described with reference to exemplary embodiments thereof, it will be understood by those of ordinary skill in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention as defined by the appended claims. I will understand. Accordingly, the true scope of protection of the present invention should be defined by the following claims.

10: connection part 11: connection part
12: connection extension part 20: valve part
21: valve tube portion 22: lower valve extension portion
23: a phase-valve expanding part 24: a valve-
30: internal sensor part 40: support part
41: Support tube 42:
43: upper support extensions 71, 72:
100:

Claims (7)

A connecting portion communicating with the piping portion;
A valve unit connected to the connection unit and opening / closing the inside of the valve unit;
An internal sensor unit passing through the valve unit and the connection unit to measure a flow rate of the piping unit;
A support portion connected to the valve portion and holding the internal sensor portion; And
And a cover portion coupled to the support portion to cover the support portion and to which the internal sensor portion is coupled,
The connecting portion
A connection pipe portion communicating with the pipe portion and passing through the internal sensor portion; And
And a connection extension portion extending laterally from an upper end of the connection tube portion and coupled with the valve portion,
The valve
A valve tube portion communicating with the connection tube portion and passing through the internal sensor portion;
A lower valve extension extending laterally from a lower end of the valve tube portion and coupled with the connection extension; And
And a valve valve extension extending laterally from an upper end of the valve tube portion and coupled with the support portion,
The support
A support tube portion communicating with the valve tube portion and passing through the internal sensor portion;
A base extension extending laterally from a lower end of the support tube portion and coupled with the phase valve extension;
An upper support extension part extending laterally from an upper end of the support tube part and coupled with the cover part; And
And a fixing unit located at the upper support extension part and gripping the internal sensor unit.
delete delete delete delete 2. The apparatus of claim 1,
An integral insertion groove formed inside the upper support extension part;
An integral elastic part inserted into the integral insertion groove; And
And an integrated gripper which is supported by the integral elastic portion and protrudes inward of the upper support expanding portion and inserted into a fixing groove portion formed in the internal sensor portion to grip the internal sensor portion, .
2. The apparatus of claim 1,
A separate expanding part that is seated on the upper side of the upper support extension part;
An individual-shaped insertion groove portion formed inside the individual-shaped extension portion;
A separate elastic part inserted into the individual-shaped insertion groove; And
And a separate type grip portion supported by the individual elastic portion and protruding inward of the individual expanding portion and inserted into a mounting groove portion formed in the internal sensor portion to grip the internal sensor portion. Sensing device.
KR1020160021100A 2016-02-23 2016-02-23 Sensing device of flow meter KR101797343B1 (en)

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Application Number Priority Date Filing Date Title
KR1020160021100A KR101797343B1 (en) 2016-02-23 2016-02-23 Sensing device of flow meter

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Application Number Priority Date Filing Date Title
KR1020160021100A KR101797343B1 (en) 2016-02-23 2016-02-23 Sensing device of flow meter

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KR20170099120A KR20170099120A (en) 2017-08-31
KR101797343B1 true KR101797343B1 (en) 2017-11-13

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Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2003090616A (en) 2001-09-19 2003-03-28 Toto Ltd Drain cock unit and hot water shower toilet seat
JP2013024790A (en) 2011-07-25 2013-02-04 Kobelco Eco-Solutions Co Ltd Sensor attachment structure and sensor attachment method

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2003090616A (en) 2001-09-19 2003-03-28 Toto Ltd Drain cock unit and hot water shower toilet seat
JP2013024790A (en) 2011-07-25 2013-02-04 Kobelco Eco-Solutions Co Ltd Sensor attachment structure and sensor attachment method

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