CN116428437A - Flange - Google Patents

Flange Download PDF

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Publication number
CN116428437A
CN116428437A CN202310627107.8A CN202310627107A CN116428437A CN 116428437 A CN116428437 A CN 116428437A CN 202310627107 A CN202310627107 A CN 202310627107A CN 116428437 A CN116428437 A CN 116428437A
Authority
CN
China
Prior art keywords
flange
radial
right end
pipe
sliding
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
CN202310627107.8A
Other languages
Chinese (zh)
Inventor
请求不公布姓名
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.)
Songyuan Huiqiao Technology Co ltd
Original Assignee
Songyuan Huiqiao Technology 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 Songyuan Huiqiao Technology Co ltd filed Critical Songyuan Huiqiao Technology Co ltd
Priority to CN202310627107.8A priority Critical patent/CN116428437A/en
Publication of CN116428437A publication Critical patent/CN116428437A/en
Pending legal-status Critical Current

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Classifications

    • 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
    • F16L27/00—Adjustable joints, Joints allowing movement
    • F16L27/12—Adjustable joints, Joints allowing movement allowing substantial longitudinal adjustment or movement
    • F16L27/127—Adjustable joints, Joints allowing movement allowing substantial longitudinal adjustment or movement with means for locking the longitudinal adjustment or movement in the final mounted position
    • F16L27/1275—Adjustable joints, Joints allowing movement allowing substantial longitudinal adjustment or movement with means for locking the longitudinal adjustment or movement in the final mounted position by means of at least an external threaded bolt
    • 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
    • F16L23/003—Auxiliary devices
    • 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
    • F16L23/024—Flanged joints the flanges being connected by members tensioned axially characterised by how the flanges are joined to, or form an extension of, the pipes
    • 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
    • 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
    • F16L23/036—Flanged joints the flanges being connected by members tensioned axially characterised by the tensioning members, e.g. specially adapted bolts or C-clamps
    • 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
    • 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
    • F16L25/00—Constructive types of pipe joints not provided for in groups F16L13/00 - F16L23/00 ; Details of pipe joints not otherwise provided for, e.g. electrically conducting or insulating means
    • F16L25/14—Joints for pipes of different diameters or cross-section
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00—Energy generation through renewable energy sources
    • Y02E10/70—Wind energy
    • Y02E10/72—Wind turbines with rotation axis in wind direction

Abstract

The invention discloses a flange, which comprises a flange pipe part and a flange connecting part radially arranged at the right end of the flange pipe part, wherein a connecting pipe is connected to the outer side of the flange pipe part in a sealing and sliding way, an elastic component is arranged between the connecting pipe and the flange pipe part, four first radial sliding grooves are uniformly arranged on the right end surface of the flange connecting part at intervals along the circumferential direction, positioning sliding blocks are radially and slidably connected in each first radial sliding groove, the four positioning sliding blocks are used for radially positioning a flange plate arranged at the right end of the flange connecting part, a first radial notch communicated with the first radial sliding groove is arranged in each first radial sliding groove in the flange connecting part, a linkage rod penetrating through the first radial notch is slidably connected in the left-right direction in each positioning sliding block, a clamp component connected with the right end of the linkage rod is arranged on the right side of each positioning sliding block, and a control component connected with the linkage rod is arranged on the left side of the flange connecting part; the flange is simple in structure and convenient to install.

Description

Flange
Technical Field
The invention relates to the technical field of flanges, in particular to a flange.
Background
The flange is a part for connecting pipes and is used for connecting the pipe ends; there is the bolt hole on the flange, and the bolt makes two flanges tightly link, and flange joint is the important connected mode of pipeline construction, and flange joint convenient to use can bear great pressure, and in industrial field, flange joint's use is very extensive, but current flange can meet following problem when using:
1. the existing flange connection generally uses bolts to penetrate through bolt holes on the flange for connection, more bolts are needed to be screwed up, a large amount of time is needed to be consumed, and if the pipe fittings with different pipe diameters are needed to be connected, the size of the flange can be matched with the pipe diameters, the problem that the bolt holes cannot be matched and aligned can occur, and inconvenience is caused to flange matching connection;
2. when the flanges are connected, the centers of the two pipe fittings are required to be aligned, and then bolt holes on the flanges are aligned to realize connection, but because the pipe fittings are of a hard pipe structure generally, larger errors can occur when the pipe fittings are paved, so that the centers of the pipe fittings are difficult to align, the pipe fittings are pulled through equipment generally, smaller deformation is generated on the pipe fittings, and then the flanges are connected together through the fixation of bolts, but the connecting mode can lead the pipe fittings to bear the action of force all the time, and the service life of the pipe fittings and the flanges can be influenced;
3. when the pipe fitting needs to be maintained, the medium in the pipe is generally required to be emptied and then treated, and the medium is generally required to be emptied by dismantling flanges between the pipe fittings, but at present, the pipe fitting can be fixed with the pipe by using a pipe clamp after the pipe fitting is installed, so that the pipe is difficult to move in the axial direction, after the flanges are disassembled, gaps between the two flanges can be small, the medium flows out slowly, and the maintenance of the pipe is not facilitated.
Disclosure of Invention
The invention aims to provide a flange which is simple in structure and convenient to install.
In order to achieve the above purpose, the present invention provides the following technical solutions: the flange comprises a flange pipe part and a flange connecting part radially arranged at the right end of the flange pipe part, wherein a connecting pipe is connected to the outer side of the flange pipe part in a sealing and sliding manner and is used for being connected in a pipeline, an elastic component is arranged between the connecting pipe and the flange pipe part and is used for forcing the flange pipe part to retract into the connecting pipe; the right end face of the flange connection part is uniformly provided with four first radial sliding grooves along the circumferential direction at intervals, each first radial sliding groove is internally provided with a positioning sliding block in a radial sliding way, the four positioning sliding blocks are used for radially positioning a flange plate arranged at the right end of the flange connection part, each first radial sliding groove in the flange connection part is internally provided with a first radial notch communicated with the first radial sliding groove, each positioning sliding block is internally provided with a linkage rod which passes through the first radial notch in a sliding way along the left-right direction, the right side of each positioning sliding block is provided with a clamp assembly connected with the right end of the linkage rod, and the clamp assembly is used for clamping the flange plate arranged at the right end of the flange connection part; the left side of flange joint portion is equipped with the control assembly who is connected with the gangbar, control assembly is used for controlling the radial slip of gangbar along flange joint portion in first radial notch, and then drives the radial slip of location slider along flange joint portion in first radial spout.
In a further technical scheme, the control assembly comprises two threaded rods, two convex plates are symmetrically arranged on the left side face of the flange connection part, each convex plate is located on the symmetrical line of two adjacent linkage rods, and the two threaded rods are respectively rotated into the two convex plates to be connected with each other and are arranged along the radial direction of the flange connection part; the centripetal end part of each threaded rod is hinged with a control rod, the threaded rods are hinged in the middle of the control rod, limiting sliding grooves for the linkage rods located on two sides of the convex plates to extend in are formed in the two ends of the control rod, and the threaded rods drive the linkage rods to slide in the first radial notch along the radial direction of the flange connection part during rotation.
In a further technical scheme, the fixture assembly comprises a first connecting rod, the right side of the positioning sliding block is hinged with a pressing block and a second connecting rod, the first connecting rod is hinged on the second connecting rod, one end of the first connecting rod is hinged on the pressing block, a first power groove is formed in the other end of the first connecting rod, a convex column extending into the first power groove is formed in the right end of the linkage rod, and when the linkage rod moves leftwards, the convex column is matched with the first power groove to drive the pressing block to turn over and leave the right end face of the flange connection part through the first connecting rod; when the linkage rod moves towards the right end face of the flange connection part, the convex column is matched with the first power groove, and the first linkage rod drives the pressing block to turn over and press the right end face of the flange connection part.
In a further technical scheme, the outside threaded connection of flange pipe portion has the commentaries on classics cover, the outside of flange pipe portion is followed left and right sides direction sliding connection at the right side of changeing the cover and is had the follow-up dish, follow-up dish and change along the circumference sliding connection who changes the cover and along the axial fixed connection who changes the cover between the right-hand member of cover, the right-hand member face of follow-up dish is equipped with four radial T type grooves with the left end one-to-one of gangbar along circumference interval uniformly, the left end of gangbar is equipped with the T type piece of sliding connection in corresponding radial T type inslot, the gangbar left and right movement is driven to the follow-up dish when moving side by side.
In a further technical scheme, the left end of the follow-up disc is provided with a rotating block which is rotationally connected in a rotating sleeve, a first rotating groove is formed in the outer side of the circumference of the rotating block, and a first rotating ring which is positioned in the first rotating groove is arranged in the rotating sleeve.
In a further technical scheme, the elastic component comprises a spring sleeve, the left end of the spring sleeve is rotationally connected to the outer side of the rotating sleeve, and the spring sleeve is in sliding connection with the right end of the rotating sleeve along the circumferential direction of the rotating sleeve and is fixedly connected along the axial direction of the rotating sleeve; the left end of spring housing is equipped with the interior chimb of sliding connection on the connecting pipe, the right-hand member of connecting pipe is equipped with the outer chimb that is located the spring housing, be equipped with the first spring that is located between connecting pipe and the spring housing between interior chimb and the outer chimb, first spring is used for forcing the spring housing to drive flange pipe portion and inwards retract into the connecting pipe.
In a further technical scheme, the outer side of the left end of the rotary sleeve is provided with a second rotary groove, and the inner side of the right end of the spring sleeve is provided with a second rotary ring positioned in the second rotary groove.
In a further technical scheme, a first sealing ring is fixedly arranged on the outer side of the flange pipe part and is abutted against the inner side wall of the connecting pipe; the right end face of the flange connection part is provided with a second sealing ring, and the second sealing ring is used for being in sealing connection with a flange plate arranged on the right end face of the flange connection part.
Advantageous effects
Compared with the prior art, the technical scheme of the invention has the following advantages:
1. the four positioning sliding blocks are arranged on the flange connection part, two adjacent positioning sliding blocks are arranged as a group, and the positioning sliding blocks are controlled to move through the linkage rod;
2. the flange connecting part is provided with four positioning sliding blocks, two adjacent positioning sliding blocks are arranged as a group, and the positioning sliding blocks are controlled to move through the linkage rod, so that when the centers of the pipe fittings cannot be aligned, the positioning sliding blocks are controlled to slide through the linkage rod, the positioning sliding blocks move to the periphery of the opposite flange plate, the position of the flange plate is fixed, the flange plate cannot axially move, further, the pipe fittings cannot be deformed by force after being connected by the flange, the pipe fittings are protected, and the service life is prolonged;
3. the clamp assemblies are arranged on the positioning slide blocks, the linkage rods are arranged on the positioning slide blocks in a sliding manner, the linkage rods can be driven to move left and right through the follow-up discs, and then all the clamp assemblies can be controlled, so that after the opposite flange is positioned radially, the opposite flange can be clamped by the clamp assemblies through the movement of the follow-up discs, the opposite flange is axially connected with the flange of the flange clamp, the flange clamp is more convenient to install, and the efficiency is improved;
4. by arranging the flange pipe part and the connecting pipe in a sliding fit manner, when the connecting pipe is maintained and medium in the pipe is required to be emptied, the flange is firstly required to be disconnected, and then the flange pipe part is controlled to slide relative to the connecting pipe, so that a certain distance is generated between the flange connecting part and the opposite flange plate, the medium in the connecting pipe can be rapidly discharged, and the maintenance is more convenient.
Drawings
FIG. 1 is a cross-sectional view of the present invention;
FIG. 2 is a cross-sectional view taken along the direction A-A in FIG. 1 in accordance with the present invention;
FIG. 3 is a cross-sectional view taken along the direction B-B in FIG. 1 in accordance with the present invention;
FIG. 4 is an enlarged view of the invention at I in FIG. 1;
fig. 5 is an enlarged view of fig. 1 at C in accordance with the present invention.
Detailed Description
Referring to fig. 1-5, a flange comprises a flange pipe portion 1a and a flange connection portion 1b radially arranged at the right end of the flange pipe portion 1a, wherein a connecting pipe 4 is connected to the outer side of the flange pipe portion 1a in a sealing and sliding manner, the connecting pipe 4 is used for being connected in a pipeline, an elastic component is arranged between the connecting pipe 4 and the flange pipe portion 1a, and the elastic component is used for forcing the flange pipe portion 1a to retract into the connecting pipe 4; four first radial sliding grooves 11 are uniformly formed in the right end face of the flange connection part 1b at intervals along the circumferential direction, positioning sliding blocks 52 are radially and slidably connected in each first radial sliding groove 11, the four positioning sliding blocks 52 are used for radially positioning a flange plate 2 mounted at the right end of the flange connection part 1b, first radial slots 12 communicated with the first radial sliding grooves 11 are formed in each first radial sliding groove 11 in the flange connection part 1b, a linkage rod 51 penetrating through the first radial slots 12 is slidably connected in the left-right direction in each positioning sliding block 52, a clamp assembly connected with the right end of the linkage rod 51 is arranged on the right side of each positioning sliding block 52, and the clamp assembly is used for clamping the flange plate 2 mounted at the right end of the flange connection part 1 b; the left side of the flange connection part 1b is provided with a control component connected with the linkage rod 51, and the control component is used for controlling the linkage rod 51 to slide along the radial direction of the flange connection part 1b in the first radial notch 12, so as to drive the positioning slide block 52 to slide along the radial direction of the flange connection part 1b in the first radial slide groove 11.
The two threaded rods 63 of the control assembly, the left side surface of the flange connection part 1b is symmetrically provided with two convex plates 1b1, each convex plate 1b1 is positioned on the symmetrical line of the two adjacent linkage rods 51, and the two threaded rods 63 are respectively rotated to be connected in the two convex plates 1b1 and are all arranged along the radial direction of the flange connection part 1 b; the centripetal end of each threaded rod 63 is hinged with a control rod 61, the threaded rods 63 are hinged in the middle of the control rod 61, limiting sliding grooves 611 into which the linkage rods 51 positioned on two sides of the convex plate 1b1 extend are formed in the two ends of the control rod 61, and when the threaded rods 63 rotate, the linkage rods 51 are driven by the control rods 61 to slide in the first radial notch 12 along the radial direction of the flange connection part 1 b. Four positioning slide blocks 52 are arranged on the flange connection part 1b, two adjacent positioning slide blocks 52 are formed into a group, the positioning slide blocks 52 are controlled to move through the linkage rod 51, when a pipeline needs to be connected with a pipe fitting with smaller straight diameter, the flange plate 2 used on the opposite pipeline is smaller, the positioning slide blocks 52 are controlled to move through the linkage rod 51, so that the opposite flange plate 2 can be positioned to adapt to the smaller diameter of the opposite flange plate 2, and the pipe fitting can be connected more randomly, conveniently and quickly, and has strong applicability; in addition, when the pipe fitting center can not align, control the location slider 52 through the gangbar 51 and slide for the location slider 52 moves to the face flange dish 2 periphery, with flange dish 2 fixed in position, makes it can not take place axial removal, and then makes flange connection back pipe fitting can not receive the force deformation, protection pipe fitting, increase of service life.
The clamp assembly comprises a first connecting rod 53, wherein the right side of the positioning sliding block 52 is hinged with a pressing block 55 and a second connecting rod 54, the first connecting rod 53 is hinged on the second connecting rod 54, one end part of the first connecting rod 53 is hinged on the pressing block 55, the other end of the first connecting rod is provided with a first power groove 531, the right end of the linkage rod 51 is provided with a convex column 511 extending into the first power groove 531, and when the linkage rod 51 moves leftwards, the convex column 511 and the first power groove 531 are matched with each other to drive the pressing block 55 to turn over and leave the right end face of the flange connection part 1b through the first connecting rod 53; when the linkage rod 51 moves towards the right end face of the flange connection part 1b, the convex column 511 and the first power groove 531 are matched, and the pressing block 55 is driven by the first connecting rod 53 to overturn and press the right end face of the flange connection part 1 b. The flange pipe portion 1a outside threaded connection has a change cover 32, the outside of flange pipe portion 1a is on the right side of change cover 32 along controlling direction sliding connection has a follow-up dish 31, follow-up dish 31 and change between the right-hand member of cover 32 along the circumference sliding connection of change cover 32 and along the axial fixed connection of change cover 32, follow-up dish 31's right-hand member face is equipped with four radial T type grooves 311 with the left end one-to-one of gangbar 51 along circumference interval uniformly, the left end of gangbar 51 is equipped with the T type piece 5a of sliding connection in corresponding radial T type groove 311, the left and right movement of follow-up dish 31 drives gangbar 51 when controlling the motion. The left end of the follower disk 31 is provided with a rotating block 31a which is rotatably connected in a rotating sleeve 32, the circumference outer side of the rotating block 31a is provided with a first rotating groove 31b, and the rotating sleeve 32 is internally provided with a first rotating ring 32b positioned in the first rotating groove 31 b. The clamp assemblies are arranged on the positioning slide blocks 52, the linkage rod 51 is arranged on the positioning slide blocks 52 in a sliding manner, the linkage rod 51 can be driven to move left and right through the follow-up disc 31, and then all the clamp assemblies can be controlled, so that after the opposite flange 2 is positioned radially, the opposite flange 2 can be clamped by driving the clamp assemblies through the movement of the follow-up disc 31, the opposite flange 2 and the flange of the flange clamp assembly are connected together in an axial direction, the flange is more convenient to install, and the efficiency is improved.
The elastic component comprises a spring sleeve 33, wherein the left end of the spring sleeve 33 is rotationally connected to the outer side of the rotating sleeve 32, and the spring sleeve 33 is in sliding connection with the right end of the rotating sleeve 32 along the circumferential direction of the rotating sleeve 32 and is fixedly connected along the axial direction of the rotating sleeve 32; the left end of the spring housing 33 is provided with an inner convex edge 3a which is connected to the connecting pipe 4 in a sliding manner, the right end of the connecting pipe 4 is provided with an outer convex edge 4a which is positioned in the spring housing 33, a first spring 34 which is positioned between the connecting pipe 4 and the spring housing 33 is arranged between the inner convex edge 3a and the outer convex edge 4a, and the first spring 34 is used for forcing the spring housing 33 to drive the flange pipe part 1a to retract into the connecting pipe 4. The outer side of the left end of the rotating sleeve 32 is provided with a second rotating groove 32a, and the inner side of the right end of the spring sleeve 33 is provided with a second rotating ring 3b positioned in the second rotating groove 32 a. By arranging the flange pipe part 1a and the connecting pipe 4 in a sliding fit manner, when the connecting pipe 4 is maintained and medium in the pipe needs to be emptied, the flange needs to be disconnected firstly, and then the flange pipe part 1a is controlled to slide relative to the connecting pipe 4, so that a certain distance is generated between the flange connecting part 1b and the opposite flange plate 2, the medium in the connecting pipe 4 can be discharged quickly, and the maintenance is more convenient.
In this embodiment, a first sealing ring 1d is fixedly arranged on the outer side of the flange pipe portion 1a, and the first sealing ring 1d is abutted against the inner side wall of the connecting pipe 4; the right end face of the flange connection part 1b is provided with a second sealing ring 1c, and the second sealing ring 1c is used for being in sealing connection with a flange plate 2 arranged on the right end face of the flange connection part 1 b.
When the invention is connected, the first spring 34 is overcome to pull the flange connecting part 1b outwards, so that the contact surfaces of the second sealing ring 1c on the flange connecting part 1b and the flange plate 2 at the right end are attached together, then a hexagonal wrench is used to drive the two threaded rods 63 on the flange connecting part 1b to rotate, and then the control rod 61 is driven to move, as the linkage rod 51 is in sliding fit in the limit chute 611, the linkage rod 51 slides in the first radial notch 12, and the positioning slide block 52 slides in the first radial chute 11, so that the control rod 61 drives the positioning slide block 52 to slide along the first radial chute 11, when the flange plate 2 at the right end and the flange connecting part 1b are aligned in the center, the four positioning slide blocks 52 are normally propped against the periphery of the flange plate 2 at the right end, and when the centers of the flange plate 2 at the right end and the flange connecting part 1b cannot be aligned, the second sealing ring 1c on the flange connecting part 1b can be matched with the flange plate 2 at the right end in a sliding manner, and then the two positioning slide blocks 52 can be positioned in a sliding manner when the other flange plate 52 is in a sliding manner, and the other flange plate 52 is positioned in a sliding manner, and the other flange plate 52 can be positioned in a sliding manner when the two groups are not aligned in the right end, and the two flange plates 2 are required to be positioned in a sliding manner, and the two flange plates are positioned in a sliding manner, and 52 is positioned in a normal condition is positioned in a right mode.
Then, the rotating sleeve 32 is rotated, the rotating sleeve 32 is in threaded fit with the flange connection part 1b, the follow-up disc 31 is driven to move rightwards, and as the follow-up disc 31 is matched with the linkage rod 51 through the radial T-shaped groove 311, when the rotating sleeve 32 moves rightwards, all the linkage rods 51 are driven to move rightwards, and as the convex column 511 slides in the first power groove 531, the first connecting rod 53 moves, the pressing block 55 rotates and is buckled on the back surface of the flange plate 2 at the right end through the matching of the first connecting rod 53, the second connecting rod 54 and the pressing block 55, and when the rotating sleeve 32 is screwed up, the flange plate 2 at the right end cannot move axially relative to the flange connection part 1b, so that the connection of the flange is completed.
When the invention needs to be disconnected, the rotating sleeve 32 is required to be rotated firstly, so that the rotating sleeve 32 drives the follow-up disc 31 to move leftwards, further drives the pressing block 55 to be turned over, then uses the hexagonal wrench to twist the threaded rod 63, drives the positioning sliding block 52 to slide outwards, loosens the normal flange 2, pushes the flange connecting part 1b to move leftwards under the action of the first spring 34, separates the flange connecting part 1b from the normal flange 2, and has a larger space between the flanges at two sides, so that the medium in the pipe can be well emptied, and the maintenance is facilitated.
The foregoing is merely a preferred embodiment of the present invention, and it should be noted that it will be apparent to those skilled in the art that several modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the scope of the invention.

Claims (8)

1. The flange comprises a flange pipe part and a flange connecting part radially arranged at the right end of the flange pipe part, and is characterized in that a connecting pipe is connected to the outer side of the flange pipe part in a sealing and sliding manner, the connecting pipe is used for being connected in a pipeline, an elastic component is arranged between the connecting pipe and the flange pipe part, and the elastic component is used for forcing the flange pipe part to retract into the connecting pipe; the right end face of the flange connection part is uniformly provided with four first radial sliding grooves along the circumferential direction at intervals, each first radial sliding groove is internally provided with a positioning sliding block in a radial sliding way, the four positioning sliding blocks are used for radially positioning a flange plate arranged at the right end of the flange connection part, each first radial sliding groove in the flange connection part is internally provided with a first radial notch communicated with the first radial sliding groove, each positioning sliding block is internally provided with a linkage rod which passes through the first radial notch in a sliding way along the left-right direction, the right side of each positioning sliding block is provided with a clamp assembly connected with the right end of the linkage rod, and the clamp assembly is used for clamping the flange plate arranged at the right end of the flange connection part; the left side of flange joint portion is equipped with the control assembly who is connected with the gangbar, control assembly is used for controlling the radial slip of gangbar along flange joint portion in first radial notch, and then drives the radial slip of location slider along flange joint portion in first radial spout.
2. The flange according to claim 1, wherein the control assembly comprises two threaded rods, two convex plates are symmetrically arranged on the left side surface of the flange connection part, each convex plate is positioned on the symmetry line of two adjacent linkage rods, and the two threaded rods are respectively rotated to be connected into the two convex plates and are arranged along the radial direction of the flange connection part; the centripetal end part of each threaded rod is hinged with a control rod, the threaded rods are hinged in the middle of the control rod, limiting sliding grooves for the linkage rods located on two sides of the convex plates to extend in are formed in the two ends of the control rod, and the threaded rods drive the linkage rods to slide in the first radial notch along the radial direction of the flange connection part during rotation.
3. The flange according to claim 1, wherein the clamp assembly comprises a first connecting rod, a pressing block and a second connecting rod are hinged to the right side of the positioning sliding block, the first connecting rod is hinged to the second connecting rod, one end of the first connecting rod is hinged to the pressing block, a first power groove is formed in the other end of the first connecting rod, a protruding column extending into the first power groove is formed in the right end of the linkage rod, and when the linkage rod moves leftwards, the protruding column is matched with the first power groove to drive the pressing block to turn over and leave the right end face of the flange connecting part through the first connecting rod; when the linkage rod moves towards the right end face of the flange connection part, the convex column is matched with the first power groove, and the first linkage rod drives the pressing block to turn over and press the right end face of the flange connection part.
4. The flange according to claim 3, wherein the outer side of the flange pipe portion is in threaded connection with a rotating sleeve, the outer side of the flange pipe portion is in sliding connection with a follow-up disc on the right side of the rotating sleeve along the left-right direction, the follow-up disc is in sliding connection with the right end of the rotating sleeve along the circumferential direction of the rotating sleeve and is in axial fixed connection with the rotating sleeve, four radial T-shaped grooves which are in one-to-one correspondence with the left end of the linkage rod are uniformly arranged on the right end face of the follow-up disc along the circumferential direction at intervals, T-shaped blocks which are in sliding connection with the corresponding radial T-shaped grooves are arranged on the left end of the linkage rod, and the linkage rod is driven to move left and right when the follow-up disc moves left and right.
5. The flange according to claim 4, wherein a rotary block rotatably connected to the rotary sleeve is provided at the left end of the follower disk, a first rotary groove is provided at the outer circumferential side of the rotary block, and a first rotary ring is provided in the rotary sleeve and positioned in the first rotary groove.
6. The flange according to claim 5, wherein the elastic assembly comprises a spring sleeve, a left end of the spring sleeve is rotatably connected to an outer side of the rotating sleeve, and the spring sleeve and a right end of the rotating sleeve are slidably connected along a circumferential direction of the rotating sleeve and fixedly connected along an axial direction of the rotating sleeve; the left end of spring housing is equipped with the interior chimb of sliding connection on the connecting pipe, the right-hand member of connecting pipe is equipped with the outer chimb that is located the spring housing, be equipped with the first spring that is located between connecting pipe and the spring housing between interior chimb and the outer chimb, first spring is used for forcing the spring housing to drive flange pipe portion and inwards retract into the connecting pipe.
7. The flange of claim 6, wherein a second swivel groove is provided on the outside of the left end of the swivel sleeve, and a second swivel ring is provided on the inside of the right end of the spring sleeve in the second swivel groove.
8. The flange according to claim 1, wherein a first sealing ring is fixedly arranged on the outer side of the flange pipe part and is abutted against the inner side wall of the connecting pipe; the right end face of the flange connection part is provided with a second sealing ring, and the second sealing ring is used for being in sealing connection with a flange plate arranged on the right end face of the flange connection part.
CN202310627107.8A 2023-05-31 2023-05-31 Flange Pending CN116428437A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202310627107.8A CN116428437A (en) 2023-05-31 2023-05-31 Flange

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202310627107.8A CN116428437A (en) 2023-05-31 2023-05-31 Flange

Publications (1)

Publication Number Publication Date
CN116428437A true CN116428437A (en) 2023-07-14

Family

ID=87079884

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202310627107.8A Pending CN116428437A (en) 2023-05-31 2023-05-31 Flange

Country Status (1)

Country Link
CN (1) CN116428437A (en)

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