CN113898803A - Sealing flange with pressure check ring - Google Patents
Sealing flange with pressure check ring Download PDFInfo
- Publication number
- CN113898803A CN113898803A CN202111031440.XA CN202111031440A CN113898803A CN 113898803 A CN113898803 A CN 113898803A CN 202111031440 A CN202111031440 A CN 202111031440A CN 113898803 A CN113898803 A CN 113898803A
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- CN
- China
- Prior art keywords
- pressure
- flange
- ring
- sealing
- limiting
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- 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.)
- Withdrawn
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Classifications
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- 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
- F16L23/00—Flanged joints
- F16L23/02—Flanged joints the flanges being connected by members tensioned axially
- F16L23/032—Flanged joints the flanges being connected by members tensioned axially characterised by the shape or composition of the flanges
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- 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
- F16L23/00—Flanged joints
- F16L23/16—Flanged joints characterised by the sealing means
- F16L23/18—Flanged joints characterised by the sealing means the sealing means being rings
- F16L23/22—Flanged joints characterised by the sealing means the sealing means being rings made exclusively of a material other than metal
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L5/00—Apparatus for, or methods of, measuring force, work, mechanical power, or torque, specially adapted for specific purposes
- G01L5/0028—Force sensors associated with force applying means
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Gasket Seals (AREA)
Abstract
The invention provides a sealing flange with a pressure check ring, which is applied to the field of flanges and comprises a first flange piece, a second flange piece, the pressure check ring, a pressure detection device and a sealing structure, wherein the first flange piece is connected with the second flange piece through the pressure detection device; the pressure detection device comprises a limiting block, a fixed point test spring kit, a pressure test piece and a numerical value display, wherein the pressure test piece is arranged on the pressure retaining ring, a limiting hole is formed in the pressure test piece, the limiting block is connected with the pressure test piece through the limiting hole, the fixed point test spring kit wraps the limiting block, and the numerical value display is connected with the pressure test piece; a plurality of pressure sensors are arranged below the pressure detection sheet and form pressure sensing arms, the pressure sensing arms form detection data through shape changes, and the sealing condition between the flanges is monitored in real time.
Description
Technical Field
The invention relates to the technical field of flanges, in particular to a sealing flange with a pressure check ring.
Background
The flange connection is that two pipelines, pipe fittings or equipment are respectively fixed on a flange plate, a flange pad is arranged between the two flange plates and fastened together by bolts, and the connection is completed. Some pipe fittings and equipment are provided with flanges, and the flange connection is also the object of flange connection. The flange connection is an important connection mode for pipeline construction. The flange connection is convenient to use and can bear larger pressure. In industrial pipelines, flanged connections are widely used. In a household, the diameter of the pipeline is small, the pressure is low, and flange connection cannot be seen. If in a boiler room or production site, the flange-connected pipelines and equipment are arranged everywhere. A flange, also known as a flange collar or flange. The flange is a part for connecting pipes and is used for connecting pipe ends; there are also flanges on the inlet and outlet of the equipment for the connection between two pieces of equipment, such as reducer flanges. The flange connection or flange joint is a detachable connection which is formed by connecting a flange, a gasket and a bolt with each other to form a group of combined sealing structures. The pipeline flange is a flange for piping in a pipeline device, and is used on equipment to be an inlet and outlet flange of the equipment. The flanges are provided with holes, and the two flanges are tightly connected through bolts. The flanges are sealed with gaskets.
The sealing structure of the flange according to the prior utility model CN202020913023.2 comprises a first flange, a second flange and a sealing element, and is characterized in that the first flange is connected with the second flange, a first groove and a second groove corresponding to the first groove are respectively arranged on the connecting end surfaces of the first flange and the second flange, and the first groove and the second groove are mutually matched and form a sealing cavity for placing the sealing element; the sealing element comprises a body, a first sealing ring, a second sealing ring and a third sealing ring, the first sealing ring is annularly arranged on the upper side of the body and is abutted to the groove wall of the first groove, the second sealing ring is annularly arranged on the lower side of the body and is abutted to the groove wall of the second groove, and the third sealing ring is annularly arranged on the outer side of the body and is abutted to the joint of the first flange and the second flange. Solves the problems of strong sealing performance, strong seepage-proofing performance, strong corrosion resistance and long service life, but has the advantages of strong sealing performance, strong seepage-proofing performance, strong corrosion resistance and long service life
Have the pressure retaining ring, do not have the detection of sealing pressure simultaneously, unable real-time supervision flange between the sealed condition, be not convenient for quick installation inside the pipeline, consequently need a sealing flange who has the pressure retaining ring to make improvement to above-mentioned problem.
Disclosure of Invention
The invention aims to solve the problems that the sealing condition between flanges cannot be monitored in real time without detection of sealing pressure, and the flanges cannot be conveniently and quickly installed in a pipeline, and provides a sealing flange with a pressure check ring.
The invention adopts the following technical means for solving the technical problems: the invention provides a sealing flange with a pressure check ring, which is characterized by comprising: the pressure detection device comprises a first flange piece, a second flange piece, a pressure retaining ring, a pressure detection device and a sealing structure, wherein the first flange piece is connected with the second flange piece through the pressure detection device;
the pressure detection device comprises a limiting block, a fixed point test spring kit, a pressure test piece and a numerical value display, wherein the pressure test piece is arranged on the pressure retaining ring, a plurality of limiting holes are formed in the pressure test piece, the limiting block is connected with the pressure test piece through the limiting holes, the fixed point test spring kit wraps the limiting block, and the numerical value display is connected with the pressure test piece;
a plurality of pressure sensors are arranged below the pressure detection sheet, the pressure sensors form pressure sensing arms, and the pressure sensing arms form detection data through shape changes.
And calculating and subdividing the detection data by adopting a deformation fixed point formula to obtain subdivided data, and selecting the pressure check ring.
Further, still include a plurality of spacing subassemblies, spacing subassembly includes spacing ring and spacing pillar, spacing pillar is located first flange piece, the spacing ring is located second flange piece, spacing pillar when connecting, the gomphosis in the spacing ring carries out the rigidity.
The connecting structure comprises a connecting column, an adjusting bolt, a connecting ring and a connecting plate, the connecting column is arranged on the second flange plate, the connecting ring is parallel to the connecting column, a threaded hole is formed in the surface of the connecting ring, the adjusting bolt is screwed with the threaded hole, and the tail end of the adjusting bolt penetrates through the connecting ring and is connected with the connecting plate.
Further, still include mounting structure, mounting structure is located first flange piece and second flange piece connecting tube one side, mounting structure includes, installation thread lock and mounting bolt, mounting bolt is worker shape structure, mounting bolt one end is that major diameter is circular, and the other end is that minor diameter is circular, be the slope shape in the middle of the mounting bolt, major diameter is circular to be located the pipeline, minor diameter is circular to be located first flange piece and second flange piece, the installation thread lock is equipped with the recess, minor diameter is circular to pass through recess fixed mounting and detains.
Further, seal structure includes sealing ring, seal groove and sealing washer, the sealing ring is the loop configuration, the seal groove sets up in the sealing ring outside, the sealing washer is inlayed in the seal groove.
Furthermore, the upper surface and the lower surface of the pressure check ring are provided with grooves, and flat elastic rubber rings are embedded in the grooves.
The invention provides a sealing flange with a pressure check ring, which has the following beneficial effects:
1. determining the connection condition of the flange through a pressure detection device;
2. the sealing structure is used for filling gaps in connection, so that the connection is tighter;
3. the connection structure enables the connection between the flange pieces to be firmer through the connection of the connection structure.
Drawings
FIG. 1 is a cross-sectional view of the overall construction of one embodiment of a sealing flange with a pressure check ring according to the present invention;
FIG. 2 is a partial block diagram of another embodiment of a sealing flange with a pressure check ring according to the present invention;
the implementation, functional features and advantages of the present invention will be further described with reference to the accompanying drawings.
Detailed Description
It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1, a sealing flange with a pressure retaining ring for an intelligent steering reminding device in an embodiment of the present invention includes: the flange structure comprises a first flange piece 1, a second flange piece, a pressure retaining ring, a pressure detection device 2 and a sealing structure, wherein the first flange piece 1 is connected with the second flange piece through the pressure detection device 2, a spring assembly is arranged on the first flange piece 1, the first flange piece 1 is connected with the pressure detection device 2 through the spring assembly, the sealing structure is respectively positioned in cavities of the first flange piece 1 and the second flange piece, and the pressure retaining ring is arranged at the joint of the first flange piece 1 and the second flange piece;
the pressure detection device 2 comprises a limiting block 202, a fixed point test spring suite 201, a pressure test sheet 203 and a numerical value display, wherein the pressure test sheet 203 is arranged on a pressure retaining ring, a plurality of limiting holes are formed in the pressure test sheet 203, the limiting block 202 is connected with the pressure test sheet 203 through the limiting holes, the fixed point test spring suite 201 wraps the limiting block 202, and the numerical value display is connected with the pressure test sheet 203;
a plurality of pressure sensors are arranged below the pressure detection sheet, the pressure sensors form pressure sensing arms, and the pressure sensing arms form detection data through shape changes.
And calculating and subdividing the detection data by adopting a deformation fixed point formula to obtain subdivided data, and selecting the pressure check ring.
In this embodiment: the pressure sensing arm forms detection data through shape change, and the initial threshold value of the deformation fixed-point formula classified according to the deformation degree is T ═ T0Then use this initial thresholdThe deformation data can be divided into two parts, namely slight deformation and severe deformation;
wherein F1In order to have a slight coefficient of deformation,to a slight degree of deformation, ln PiTo the extent of distortion and convergence, PiFor the number of deformations, i represents the number;
wherein F2In order to have a severe coefficient of deformation,for severe deformation, T +1 is the degree of deformation, and then classification is performed according to the deformation coefficient, using the following formula:
T0≤F1is not deformed;
F1≤T0<F2is slightly deformed;
T0<F2is severely deformed;
and according to the formula, selecting the corresponding pressure check ring for use in the deformation of the corresponding degree, and monitoring the sealing of the flange plate.
In a specific embodiment: when first flange and second flange joint, the compression of the pressure that produces when connecting through fixed point test spring transmits pressure to the pressure sensing piece on, pressure sensing piece below pressure sensor forms the pressure sensing arm, and the pressure sensing arm is because pressure produces deformation, handles the numerical value of deformation, generates pressure degree display screen, changes the pressure retaining ring who uses different thickness through the detection degree.
In one embodiment: the flange plate structure is characterized by further comprising a plurality of limiting assemblies, each limiting assembly comprises a limiting ring and a limiting strut, the limiting struts are located on the first flange plate 1, the limiting rings are located on the second flange plates, and the limiting struts are embedded in the limiting rings to fix positions when connected.
In this embodiment: the limiting assembly comprises a limiting ring and a limiting strut, the limiting strut is located on the first flange piece 1, the limiting ring is located on the second flange piece, and the limiting strut is embedded in the limiting ring to fix the position when being connected, so that the first flange is fixed with the second flange when being connected.
In a specific embodiment: during the connection, the limiting ring is clamped on the upper limiting support of the first flange plate 1 and the second flange plate, the positions of the first flange plate 1 and the second flange plate are limited, the positions of the first flange plate 1 and the second flange plate are fixed when the connection is carried out, the positions can not be changed when the connection is carried out, and the connection is more convenient.
In one embodiment: the connecting structure 3 is further included, the connecting structure 3 comprises a connecting column 304, an adjusting bolt, a connecting ring 305 and a connecting plate 303, the connecting column 304 is arranged on the second flange plate, the connecting ring 305 is parallel to the connecting column 304, a threaded hole is formed in the surface of the connecting ring 305, the adjusting bolt is screwed with the threaded hole, and the tail end of the adjusting bolt penetrates through the connecting ring 305 to be connected with the connecting plate 303.
In the present embodiment; the connecting structure 3 comprises a connecting column 304, an adjusting bolt, a connecting ring 305 and a connecting plate 303, wherein the connecting column 304 is arranged on a second flange plate, the connecting ring 305 is parallel to the connecting column 304, a threaded hole is formed in the surface of the connecting ring 305, the adjusting bolt is screwed with the threaded hole, the tail end of the adjusting bolt penetrates through the connecting ring 305 to be connected with the connecting plate 303, a nut is arranged at the rear end of the adjusting bolt for fixing, the connecting plate 303 is arranged between the connecting ring 305 and the connecting column 304, and the connecting column 304 with the same diameter as the outer ring of the connecting column 304 is arranged on the first flange;
the number of the connecting plates 303 is 8, the connecting plates 303 are annularly distributed between the connecting columns 304 and the connecting ring 305, and the connecting plates 303 are of arc-shaped structures and are used for fixing the connection between the connecting columns 304.
In a specific embodiment: during connection, the connecting column 304 on the first flange is connected with the connecting column 304 of the connecting structure 3, the adjusting bolt is twisted to move, the connecting plate 303 is fixed on the connecting column 304, and the connecting ring 305 fixes the position of the adjusting bolt;
when the connecting columns 304 are connected, the arc-shaped fit of the connecting plate 303 is in contact with the side edges of the connecting columns 304, and the connecting plate 303 is fixed to the side edges of the connecting columns 304 through the movement of the adjusting bolts.
In one embodiment: still include mounting structure, mounting structure is located first flange piece 1 and second flange piece connecting tube one side, mounting structure includes, installation spiral shell is detained and construction bolt, construction bolt is worker's shape structure, construction bolt one end is that major diameter is circular, and the other end is that minor diameter is circular, be slope shape in the middle of the construction bolt, major diameter is circular to be located the pipeline, minor diameter is circular to be located first flange piece 1 and second flange piece, installation spiral shell is detained and is equipped with the recess, minor diameter is circular to pass through recess fixed mounting and detains.
In a specific embodiment: the flange piece side is equipped with L shape mounting hole, is equipped with the mounting hole in the pipeline, and mounting bolt major diameter one end is located the pipeline, and the mounting bolt intermediate lever runs through mounting hole in flange piece and the pipeline, and the flange piece mounting hole is put into to the installation spiral shell knot, and the minor diameter end is connected with the installation spiral shell knot through the recess, and when rotatory installation spiral shell was detained, mounting bolt tightened up, with flange piece and pipeline zonulae occludens.
In one implementation: the sealing structure comprises a sealing ring, a sealing groove and a sealing ring, the sealing ring is of an annular structure, the sealing groove is formed in the outer side of the sealing ring, and the sealing ring is embedded in the sealing groove.
In this embodiment: the sealing structure is characterized by comprising a sealing ring, a sealing groove and a sealing ring, wherein the sealing ring is of an annular structure, the sealing groove is formed in the outer side of the sealing ring, the sealing ring is embedded in the sealing groove, and the sealing ring is made of rubber and used for sealing between the first flange piece 1 and the second flange piece.
In a specific embodiment: when first flange piece 1 is connected with the second flange piece, seal groove in the seal structure combines together in first flange piece 1 and the second flange piece, inlays a sealing washer in the middle of two seal grooves, carries out the zonulae occludens between two flange pieces, reduces the gap.
In one embodiment: the upper surface and the lower surface of the pressure retainer ring are provided with grooves, and flat elastic rubber rings are embedded in the grooves.
In this embodiment: the upper surface and the lower surface of the pressure check ring are provided with grooves, and flat elastic rubber rings are embedded in the grooves and used for cooperating with a pressure testing device to act together.
In a specific embodiment: the upper surface and the lower surface of the pressure check ring are provided with grooves, and flat elastic rubber rings are embedded in the grooves and used for cooperating with a pressure testing device to act together.
To sum up, when the first flange piece 1 is connected with the second flange piece, the connecting column 304 on the first flange is connected with the connecting column 304 of the connecting structure 3, the adjusting bolt is twisted to move, the connecting plate 303 is fixed on the connecting column 304, the arc-shaped joint of the connecting plate 303 is connected with the side edge of the connecting column 304, the connecting plate 303 is fixed on the side edge of the connecting column 304 by the movement of the adjusting bolt, the position of the adjusting bolt is fixed by the connecting ring 305, meanwhile, the sealing grooves in the sealing structures in the first flange piece 1 and the second flange piece are combined together, the sealing ring is embedded between the two sealing grooves to carry out tight connection between the two flange pieces, the pressure generated during connection is transmitted to the pressure sensing pieces by the compression of the fixed point testing spring, the pressure sensors below the pressure sensing pieces form pressure sensing arms, and the pressure sensing arms deform due to the pressure, and processing the deformed numerical value to generate a pressure degree display screen so as to observe the connection degree between the flange pieces.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. A sealing flange with a pressure check ring, comprising: the pressure detection device comprises a first flange piece, a second flange piece, a pressure retaining ring, a pressure detection device and a sealing structure, wherein the first flange piece is connected with the second flange piece through the pressure detection device;
the pressure detection device comprises a limiting block, a fixed point test spring kit, a pressure test piece and a numerical value display, wherein the pressure test piece is arranged on the pressure retaining ring, a plurality of limiting holes are formed in the pressure test piece, the limiting block is connected with the pressure test piece through the limiting holes, the fixed point test spring kit wraps the limiting block, and the numerical value display is connected with the pressure test piece;
a plurality of pressure sensors are arranged below the pressure detection sheet, the pressure sensors form pressure sensing arms, and the pressure sensing arms form detection data through shape changes.
And calculating and subdividing the detection data by adopting a deformation fixed point formula to obtain the subdivided data, and judging the connection degree.
2. The sealing flange with the pressure check ring as claimed in claim 1, further comprising a plurality of limiting components, wherein the limiting components comprise a limiting ring and a limiting pillar, the limiting pillar is located on the first flange plate, the limiting ring is located on the second flange plate, and the limiting pillar is embedded in the limiting ring for fixing the position when being connected.
3. The sealing flange with the pressure check ring as claimed in claim 1, further comprising a connecting structure, wherein the connecting structure comprises a connecting column, an adjusting bolt, a connecting ring and a connecting plate, the connecting column is arranged on the second flange plate, the connecting ring is parallel to the connecting column, a threaded hole is formed in the surface of the connecting ring, the adjusting bolt is screwed with the threaded hole, and the tail end of the adjusting bolt penetrates through the connecting ring and is connected with the connecting plate.
4. The sealing flange with the pressure check ring as claimed in claim 1, further comprising a mounting structure, wherein the mounting structure is located on one side of the first flange plate and the second flange plate, the mounting structure comprises a mounting screw fastener and a mounting bolt, the mounting bolt is of an I-shaped structure, one end of the mounting bolt is a large-diameter circle, the other end of the mounting bolt is a small-diameter circle, the middle of the mounting bolt is a slope, the large-diameter circle is located in the pipeline, the small-diameter circle is located in the first flange plate and the second flange plate, the mounting screw fastener is provided with a groove, and the small-diameter circle is fixed to the mounting fastener through the groove.
5. The sealing flange with the pressure retainer ring as claimed in claim 1, wherein the sealing structure comprises a sealing ring, a sealing groove and a sealing ring, the sealing ring is of an annular structure, the sealing groove is arranged on the outer side of the sealing ring, and the sealing ring is embedded in the sealing groove.
6. The sealing flange with a pressure check ring as claimed in claim 1, wherein the pressure check ring is provided with grooves on the upper and lower surfaces, and flat elastic rubber rings are embedded in the grooves.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202111031440.XA CN113898803A (en) | 2021-09-03 | 2021-09-03 | Sealing flange with pressure check ring |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202111031440.XA CN113898803A (en) | 2021-09-03 | 2021-09-03 | Sealing flange with pressure check ring |
Publications (1)
Publication Number | Publication Date |
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CN113898803A true CN113898803A (en) | 2022-01-07 |
Family
ID=79188404
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN202111031440.XA Withdrawn CN113898803A (en) | 2021-09-03 | 2021-09-03 | Sealing flange with pressure check ring |
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CN (1) | CN113898803A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114776904A (en) * | 2022-02-11 | 2022-07-22 | 唐莹莹 | Sealing flange of pressure check ring based on sealing |
-
2021
- 2021-09-03 CN CN202111031440.XA patent/CN113898803A/en not_active Withdrawn
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114776904A (en) * | 2022-02-11 | 2022-07-22 | 唐莹莹 | Sealing flange of pressure check ring based on sealing |
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Legal Events
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PB01 | Publication | ||
PB01 | Publication | ||
WW01 | Invention patent application withdrawn after publication |
Application publication date: 20220107 |
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WW01 | Invention patent application withdrawn after publication |