CN218914073U

CN218914073U - Flange convenient to connect

Info

Publication number: CN218914073U
Application number: CN202222988467.4U
Authority: CN
Inventors: 王芮
Original assignee: Wenzhou Huagong Flange Co ltd
Current assignee: Wenzhou Huagong Flange Co ltd
Priority date: 2022-11-07
Filing date: 2022-11-07
Publication date: 2023-04-25
Anticipated expiration: 2032-11-07

Abstract

The utility model provides a flange convenient to connect, and relates to the technical field of flanges. This flange convenient to connect includes first flange and second flange, first flange is located the left side of second flange, the left side fixed connection of first flange has first mount pad, the right side fixed connection of second flange has the second mount pad, the upper and lower both ends fixedly connected with stop gear of first flange, the equal fixed connection of one end that keeps away from each other of first mount pad and second mount pad has the pipeline, six mounting holes have all been seted up on first flange and the second flange, fixing bolt has all been pegged graft to the inner wall of mounting hole, fixing bolt's right-hand member outer wall fixedly connected with fixation nut. This flange convenient to connect can support tight fixedly first flange and second flange through setting up stop gear, improves the stability of connection, avoids the bolt to use for a long time to appear not hard up even the condition that drops.

Description

Flange convenient to connect

Technical Field

The utility model relates to the technical field of flanges, in particular to a flange convenient to connect.

Background

A flange, also called flange collar or flange, which is a part of the shaft-to-shaft connection for the connection between the pipe ends; the flange is also applicable to the inlet and outlet of equipment, and the flange is widely applied to various industries such as construction, light and heavy industry, water heating, electric power and the like.

In order to improve the tightness and stability of connection between pipelines, most of the flanges are formed by connecting two pipelines together by using a flange, such as a matched flange which is convenient to connect and good in tightness in the prior art, the flange is clamped by utilizing a convex block arranged on a groove and a second flange, a cuboid-shaped gap is reserved after the groove and the convex block are clamped, the flange is fixed in the gap by utilizing a fixing pin, so that the effect of accurate butt joint is achieved, and meanwhile, threaded holes are formed in the first flange and the second flange, and the flange is screwed and fixed again by utilizing screws, so that the effect of double fixation is achieved, and the firmness of connection of the first flange and the second flange is improved.

But in the in-service use, because the flange is fixed respectively on a flange and welded earlier when installing, then fix two flanges through a plurality of bolts, two pipelines produce easily and rock when the butt joint, lead to recess and lug joint very inconvenient, can not install fast, the installation is got up and is wasted time and energy, needs to consume a large amount of manpowers and time to the bolt uses for a long time can cause the problem that looseness drops because of the vibrations effect of pipeline self.

Disclosure of Invention

(one) solving the technical problems

Aiming at the defects of the prior art, the utility model provides the flange convenient to connect, and solves the problems in the background technology.

(II) technical scheme

In order to achieve the above purpose, the utility model is realized by the following technical scheme: the utility model provides a flange convenient to connect, includes first flange and second flange, first flange is located the left side of second flange, the left side fixed connection of first flange has first mount pad, the right side fixed connection of second flange has the second mount pad, the upper and lower both ends fixedly connected with stop gear of first flange, the equal fixed connection of one end that keeps away from each other of first mount pad and second mount pad has the pipeline, six mounting holes have all been seted up on first flange and the second flange, fixing bolt has all been pegged graft to the inner wall of mounting hole, fixing bolt's right-hand member outer wall fixedly connected with fixation nut.

Stop gear includes connecting seat, L type mounting, threaded rod, regulating wheel, supports tight piece, the equal fixedly connected with connecting seat in upper and lower both ends of first flange, two all articulate through the round pin axle on the connecting seat has L type mounting, two threaded hole and threaded hole's inner wall threaded connection has the threaded rod all seted up to the right-hand member of L type mounting, two the equal fixedly connected with regulating wheel of right-hand member of threaded rod, two the equal fixedly connected with of left end of threaded rod supports tight piece.

Preferably, the second flange comprises an inner ring and an outer connecting ring, a roller bearing is arranged on the second flange, and the inner ring and the outer connecting ring are fixedly connected through the roller bearing.

Preferably, rubber pads are arranged on the left sides of the abutting blocks.

Preferably, the flange is integral with the mounting base.

Preferably, an annular sealing groove is formed in the left side of the second flange, and a sealing ring is fixedly connected to the inner wall of the annular sealing groove.

Preferably, the diameters of the first mounting seat and the second mounting seat are the same and larger than the diameter of the pipeline.

(III) beneficial effects

The utility model provides a flange convenient to connect. The beneficial effects are as follows:

1. this flange convenient to connect uses through roller bearing, installation shell, fixing bolt and fixation nut's cooperation, is in the same place first flange and second flange butt joint, and the outer go-between on the second flange aligns the mounting hole on with first flange and the second flange, in inserting the mounting hole with fixing bolt again to turn round fixation nut according to the mode of diagonal installation, thereby fix first flange and second flange together, simple structure, the simple operation has saved constructor's operating time greatly, and then reaches the purpose of quick connection.

2. According to the flange convenient to connect, by arranging the limiting mechanism, the L-shaped fixing piece is driven by a worker to rotate around the connecting seat, so that the right end of the L-shaped fixing piece is clamped on the right side of the second flange, and then the threaded rod is driven by the adjusting wheel to rotate, so that the abutting block moves to the right to abut against the right side of the second flange, the abutting block can abut against and fix the first flange and the second flange, the stability of connection is improved, and the situation that a bolt loosens or even falls off after being used for a long time is avoided; through set up annular seal groove in the left side of second flange to at the inner wall fixed connection sealing ring of annular seal groove, can improve the leakproofness between two flanges, prevent that the junction from leaking.

Drawings

FIG. 1 is a schematic view of a flange for facilitating connection according to the present utility model;

FIG. 2 is a cross-sectional view of a first flange and a second flange of a flange for facilitating connection according to the present utility model;

FIG. 3 is a left side view of a second flange of a flange for facilitating attachment according to the present utility model;

fig. 4 is an enlarged schematic view of the portion a shown in fig. 1 of a flange for facilitating connection according to the present utility model.

1, a first flange; 2. a second flange; 3. a first mount; 4. a second mounting base; 5. a limiting mechanism; 501. a connecting seat; 502. an L-shaped fixing piece; 503. a threaded rod; 504. an adjusting wheel; 505. a tightening block; 6. a pipe; 7. a mounting hole; 8. a fixing bolt; 9. a fixing nut; 10. a roller bearing; 11. an annular seal groove; 12. and (3) a sealing ring.

Detailed Description

The utility model is further described below with reference to the drawings and examples.

The embodiment of the utility model provides a flange convenient for connection, as shown in figures 1-4, the flange comprises a first flange 1 and a second flange 2, the first flange 1 is positioned at the left side of the second flange 2, the second flange 2 comprises an inner ring and an outer connecting ring, a roller bearing 10 is arranged on the second flange 2, the inner ring and the outer connecting ring are fixedly connected through the roller bearing 10, an annular sealing groove 11 is arranged at the left side of the second flange 2, a sealing ring 12 is fixedly connected with the inner wall of the annular sealing groove 11, a first mounting seat 3 is fixedly communicated with the left side of the first flange 1, a second mounting seat 4 is fixedly communicated with the right side of the second flange 2, the flange and the mounting seat are integrated, the overall tightness can be improved, the upper end and the lower end of the first flange 1 are fixedly connected with a limiting mechanism 5, the far ends of the first mounting seat 3 and the second mounting seat 4 are fixedly communicated with a pipeline 6, the diameters of the first mounting seat 3 and the second mounting seat 4 are the same and larger than the diameter of the pipeline 6, six mounting holes 7 are formed in the first flange 1 and the second flange 2, fixing bolts 8 are inserted into the inner walls of the mounting holes 7, fixing nuts 9 are fixedly connected to the outer walls of the right ends of the fixing bolts 8, the pipeline 6 is conveniently mounted on the mounting seat by arranging the first mounting seat 3 and the second mounting seat 4 on the first flange 1 and the second flange 2, the first flange 1 and the second flange 2 are then butted together, an outer connecting ring on the second flange 2 is rotated to align the mounting holes 7 on the first flange 1 and the second flange 2, the fixing bolts 8 are inserted into the mounting holes 7, the fixing nuts 9 are twisted in a diagonal mounting mode, the first flange 1 and the second flange 2 are fixed together, the structure is simple, the operation time of constructor has been saved greatly to the simple operation, and then reaches the purpose of quick connect, through setting up annular seal groove 11 in the left side of second flange 2 to at annular seal groove 11's inner wall fixed connection sealing ring 12, can improve the leakproofness between two flanges, prevent that the junction from appearing leaking.

The limiting mechanism 5 comprises a connecting seat 501, L-shaped fixing pieces 502, threaded rods 503, adjusting wheels 504 and abutting blocks 505, wherein the connecting seats 501 are fixedly connected to the upper end and the lower end of a first flange 1 respectively, the L-shaped fixing pieces 502 are hinged to the two connecting seats 501 through pin shafts, threaded holes are formed in the right ends of the two L-shaped fixing pieces 502 respectively, the threaded rods 503 are connected with the inner wall threads of the threaded holes, the adjusting wheels 504 are fixedly connected to the right ends of the two threaded rods 503, the abutting blocks 505 are fixedly connected to the left ends of the two threaded rods 503, rubber pads are arranged on the left sides of the abutting blocks 505 respectively, the damping and buffering effects can be achieved through the rubber pads, the influence of vibration of the pipeline 6 on the abutting blocks 505 is relieved, so that the stability of the abutting blocks 505 is improved, after the abutting blocks are fixed by bolts, the L-shaped fixing pieces 502 rotate around the connecting seats 501, the right ends of the L-shaped fixing pieces 502 are clamped on the right sides of a second flange 2, and the threaded rods 504 are further twisted to drive the adjusting wheels 503 to rotate so that the abutting blocks 505 move to the right sides of the abutting blocks to abut against the second flange 2, the abutting blocks 505 are further, the abutting blocks 505 can be fixedly connected with the first flange 505 and the second flange 1 in a long-time and even be prevented from falling.

Further, the second flange 2 comprises an inner ring and an outer connecting ring, the second flange 2 is provided with a roller bearing 10, the inner ring and the outer connecting ring are fixedly connected through the roller bearing 10, as shown in fig. 3, the first flange 1 and the second flange 2 are butted together, the outer connecting ring on the second flange 2 is rotated to align the mounting holes 7 on the first flange 1 and the second flange 2, then the fixing bolts 8 are inserted into the mounting holes 7, and the fixing nuts 9 are twisted in a diagonal mounting mode, so that the first flange 1 and the second flange 2 are fixed together.

Further, the left side of the abutting block 505 is provided with a rubber pad, as shown in fig. 4, the rubber pad is provided to play a role in damping and buffering, so that the influence of the vibration of the pipeline 6 on the abutting block 505 is reduced, and the stability of the abutting block 505 is improved.

Further, the flange and the mounting seat are integrated, as shown in fig. 1, so that the overall sealing performance can be improved.

Further, the left side of second flange 2 has seted up annular seal groove 11, and annular seal groove 11's inner wall fixedly connected with sealing ring 12, as shown in fig. 2, through setting up annular seal groove 11 in the left side of second flange 2 to at annular seal groove 11's inner wall fixed connection sealing ring 12, can improve the leakproofness between two flanges, prevent that the junction from appearing leaking.

Working principle: when the quick connection device is used, the first mounting seat 3 and the second mounting seat 4 are arranged on the first flange 1 and the second flange 2, so that the pipeline 6 is conveniently mounted on the mounting seat, the mounting efficiency is improved, the first flange 1 and the second flange 2 are butted together, the outer connecting ring on the second flange 2 is rotated to align the mounting holes 7 on the first flange 1 and the second flange 2, the fixing bolts 8 are inserted into the mounting holes 7, and the fixing nuts 9 are twisted in a diagonal mounting mode, so that the first flange 1 and the second flange 2 are fixed together, the quick connection device is simple in structure, convenient to operate, and capable of greatly saving the operation time of constructors, and further achieving the purpose of quick connection; after the bolts are fixed tightly, a worker drives the L-shaped fixing piece 502 to rotate around the connecting seat 501, so that the right end of the L-shaped fixing piece 502 is clamped on the right side of the second flange 2, then the adjusting wheel 504 is twisted to drive the threaded rod 503 to rotate, so that the abutting block 505 moves rightwards to abut against the right side of the second flange 2, the abutting block 505 can abut against and fix the first flange 1 and the second flange 2, the stability of connection is improved, and the situation that the bolts are loosened or even fall off after long-time use is avoided; by arranging the annular sealing groove 11 on the left side of the second flange 2 and fixedly connecting the sealing ring 12 on the inner wall of the annular sealing groove 11, the tightness between the two flanges can be improved, and leakage at the joint can be prevented.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. Flange convenient to connect, including first flange (1) and second flange (2), its characterized in that: the novel flange comprises a first flange (1), a second flange (2) and a fixing bolt (8), wherein the first flange (1) is positioned on the left side of the second flange (2), the first mounting seat (3) is fixedly communicated with the left side of the first flange (1), the second mounting seat (4) is fixedly communicated with the right side of the second flange (2), the limiting mechanisms (5) are fixedly connected to the upper end and the lower end of the first flange (1), the pipelines (6) are fixedly communicated with one ends, far away from each other, of the first mounting seat (3) and the second mounting seat (4), six mounting holes (7) are formed in the first flange (1) and the second flange (2), the fixing bolts (8) are respectively inserted into the inner walls of the mounting holes (7), and fixing nuts (9) are fixedly connected to the outer walls of the right ends of the fixing bolts (8);

stop gear (5) are including connecting seat (501), L type mounting (502), threaded rod (503), regulating wheel (504), support tight piece (505), the upper and lower both ends of first flange (1) are all fixedly connected with connecting seat (501), two all articulated have L type mounting (502) through the round pin axle on connecting seat (501), two threaded hole and threaded hole's inner wall threaded connection threaded rod (503) are all seted up to the right-hand member of L type mounting (502), two equal fixedly connected with regulating wheel (504) of right-hand member of threaded rod (503), two equal fixedly connected with of left end of threaded rod (503) supports tight piece (505).

2. A flange for facilitating attachment according to claim 1, wherein: the second flange (2) comprises an inner ring and an outer connecting ring, a roller bearing (10) is arranged on the second flange (2), and the inner ring and the outer connecting ring are fixedly connected through the roller bearing (10).

3. A flange for facilitating attachment according to claim 1, wherein: and rubber pads are arranged on the left sides of the abutting blocks (505).

4. A flange for facilitating attachment according to claim 1, wherein: the flange and the mounting seat are integrated.

5. A flange for facilitating attachment according to claim 1, wherein: an annular sealing groove (11) is formed in the left side of the second flange (2), and a sealing ring (12) is fixedly connected to the inner wall of the annular sealing groove (11).

6. A flange for facilitating attachment according to claim 1, wherein: the diameters of the first mounting seat (3) and the second mounting seat (4) are the same and are larger than the diameter of the pipeline (6).