CN214579524U

CN214579524U - Sealing flange

Info

Publication number: CN214579524U
Application number: CN202120496336.7U
Authority: CN
Inventors: 赵方柱
Original assignee: Jinan Aowei Machinery Equipment Co ltd
Current assignee: Jinan Aowei Machinery Equipment Co ltd
Priority date: 2021-03-09
Filing date: 2021-03-09
Publication date: 2021-11-02
Anticipated expiration: 2031-03-09

Abstract

The utility model discloses a sealing flange, including first flange, the draw-in groove has all been seted up to the top side and the bottom side of first flange, two locating pins of surface one side symmetry fixedly connected with of first flange, one side that the surface of first flange is close to the locating pin is equipped with the second flange, two constant head tanks have been seted up to the surface of second flange near one side symmetry of first flange, and the constant head tank is corresponding with the locating pin, the surface of second flange is close to the solid fixed ring of one side fixedly connected with of first flange, gu fixed ring's inside has been seted up two and has been accomodate the groove. The utility model discloses in, through constant head tank, locating pin, fixed fixture block, limiting plate, compression spring, draw-in groove, the groove of accomodating and the pull rod that sets up, fix a position first flange and second flange through constant head tank and locating pin, then install fixedly through compression spring, fixed fixture block and draw-in groove, it is very convenient, effectively avoid leading to becoming flexible because of equipment vibration.

Description

Sealing flange

Technical Field

The utility model relates to a flange technical field especially relates to a sealing flange.

Background

The flange is also called a flange collar or flange. The flange is a part for connecting the shafts 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 flange is divided into a threaded connection (screw thread connection) flange, a welding flange and a clamping flange. The flanges are used in pairs, the low-pressure pipeline can be screwed with the flanges, and the flanges are welded under the pressure of more than four kilograms. And a sealing gasket is arranged between the two flanges and then is fastened by bolts. The flanges of different pressures have different thicknesses and they use different bolts. When the water pump and the valve are connected with a pipeline, the parts of the equipment are also made into corresponding flange shapes, which are also called flange connection;

the existing sealing flange is basically fixedly connected through bolts, the installation is inconvenient, the bolts are easy to corrode, the later-stage difficulty in disassembly is caused, and some equipment can vibrate during operation, so that the flange can be driven to vibrate, and the bolts are easy to loosen.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a sealing flange.

In order to achieve the above purpose, the utility model adopts the following technical scheme: a sealing flange comprises a first flange, wherein clamping grooves are formed in the top side and the bottom side of the first flange, two positioning pins are symmetrically and fixedly connected to one side of the outer surface of the first flange, a second flange is arranged on one side, close to the positioning pins, of the outer surface of the first flange, two positioning grooves are symmetrically formed in one side, close to the first flange, of the outer surface of the second flange, the positioning grooves correspond to the positioning pins, a fixing ring is fixedly connected to one side, close to the first flange, of the outer surface of the second flange, two accommodating grooves are formed in the fixing ring, limiting plates are arranged in the two accommodating grooves, fixing blocks are fixedly connected to one sides, adjacent to the two limiting plates, of the fixing blocks vertically penetrate through the accommodating grooves and extend to the inner sides of the fixing rings, the two fixing blocks correspond to the clamping grooves, and pull rods are fixedly connected to one sides, far away from the fixing blocks, of the two limiting plates, and the pull rod vertically penetrates through the interior of the accommodating groove and extends to the outer surface of the fixing ring, and a plurality of compression springs are fixedly connected between one side of the limiting plate, which is close to the pull rod, and the accommodating groove.

As a further description of the above technical solution:

the adjacent side of the surface of first flange and second flange all is equipped with two sealed recesses, and is adjacent be equipped with the sealing washer jointly between the sealed recess.

As a further description of the above technical solution:

two the equal fixedly connected with arm-tie of one end that the limiting plate was kept away from to the pull rod.

As a further description of the above technical solution:

the through-hole has all been seted up to the top and the bottom of first flange, and the through-hole runs through the top and the bottom of first flange respectively perpendicularly and extends to the inside of accomodating the groove, two the through-hole is corresponding with the pull rod.

As a further description of the above technical solution:

the first flange is connected with the second flange through the connecting pipe, and the first flange is connected with the second flange through the reinforcing ribs.

As a further description of the above technical solution:

and the outer surfaces of the first flange and the second flange are coated with anticorrosive paint.

The utility model discloses following beneficial effect has:

this sealing flange through constant head tank, locating pin, fixed fixture block, limiting plate, compression spring, draw-in groove, the groove of accomodating and the pull rod that sets up, fixes a position first flange and second flange through constant head tank and locating pin, then installs fixedly through compression spring, fixed fixture block and draw-in groove, and is very convenient, effectively avoids leading to becoming flexible because of equipment vibration.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the connection between the pull rod and the limiting plate of the present invention;

fig. 3 is an enlarged view of the position a of the present invention.

Illustration of the drawings:

1. a first flange; 2. a connecting pipe; 3. reinforcing ribs; 4. a pull rod; 5. pulling a plate; 6. a second flange; 7. a fixing ring; 8. fixing the fixture block; 9. a limiting plate; 10. a receiving groove; 11. a through hole; 12. a compression spring; 13. a card slot; 14. a seal ring; 15. sealing the groove; 16. positioning pins; 17. and (6) positioning a groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-3, the present invention provides an embodiment: a sealing flange comprises a first flange 1, clamping grooves 13 are formed in the top side and the bottom side of the first flange 1, two positioning pins 16 are symmetrically and fixedly connected to one side of the outer surface of the first flange 1, a second flange 6 is arranged on one side, close to the positioning pins 16, of the outer surface of the first flange 1, two positioning grooves 17 are symmetrically formed in one side, close to the first flange 1, of the outer surface of the second flange 6, the positioning grooves 17 correspond to the positioning pins 16, a fixing ring 7 is fixedly connected to one side, close to the first flange 1, of the outer surface of the second flange 6, two accommodating grooves 10 are formed in the fixing ring 7, limiting plates 9 are arranged in the two accommodating grooves 10, fixing clamping blocks 8 are fixedly connected to one adjacent sides of the two limiting plates 9, the fixing clamping blocks 8 vertically penetrate through the accommodating grooves 10 and extend to the inner side of the fixing ring 7, and the two fixing clamping blocks 8 correspond to the clamping grooves 13, two limiting plates 9 keep away from the equal fixedly connected with pull rod 4 in one side of fixed fixture block 8, and pull rod 4 runs through the inside of accomodating groove 10 perpendicularly and extends to the surface of solid fixed ring 7, and two limiting plates 9 are close to one side of pull rod 4 and accomodate a plurality of compression spring 12 of common fixedly connected with between the groove 10.

Two sealing grooves 15 are formed in the adjacent sides of the outer surfaces of the first flange 1 and the second flange 6, a sealing ring 14 is arranged between the adjacent sealing grooves 15, and the sealing performance between the flanges is improved; one ends of the two pull rods 4, which are far away from the limiting plate 9, are fixedly connected with pull plates 5, so that the pull rods 4 can be pulled conveniently; the top and the bottom of the first flange 1 are both provided with through holes 11, the through holes 11 respectively vertically penetrate through the top and the bottom of the first flange 1 and extend to the inside of the accommodating groove 10, and the two through holes 11 correspond to the pull rod 4, so that the pull rod 4 can move conveniently; the sides of the outer surfaces of the first flange 1 and the second flange 6 which are not adjacent to each other are fixedly connected with connecting pipes 2, and a plurality of reinforcing ribs 3 are fixedly connected between the two connecting pipes 2 and the first flange 1 and the second flange 6, so that the overall strength of the first flange 1 and the second flange 6 is effectively increased; the outer surfaces of the first flange 1 and the second flange 6 are coated with anticorrosive coatings, so that the damage of the external environment to the first flange 1 and the second flange 6 can be reduced, and the service lives of the first flange 1 and the second flange 6 are effectively prolonged.

The working principle is as follows: when using sealing flange, when the installation, at first spur arm-tie 5, arm-tie 5 drives fixed fixture block 8 through pull rod 4 and limiting plate 9 and moves toward accomodating groove 10 inboardly, then put into locating slot 17 on aligning the locating pin 16 on the first flange 1 on the second flange 6, release arm-tie 5 after that, limiting plate 9 drives fixed fixture block 8 and gets into draw-in groove 13 under compression spring 12's effect, accomplish fixed mounting, during the dismantlement, arm-tie 5 drives fixed fixture block 8 through pull rod 4 and limiting plate 9 and moves until fixed fixture block 8 breaks away from draw-in groove 13 toward accomodating groove 10 inboardly, then take out first flange 1 and can accomplish the installation.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. A sealing flange, comprising a first flange (1), characterized in that: the top side and the bottom side of the first flange (1) are respectively provided with a clamping groove (13), one side of the outer surface of the first flange (1) is symmetrically and fixedly connected with two positioning pins (16), one side of the outer surface of the first flange (1), which is close to the positioning pins (16), is provided with a second flange (6), one side of the outer surface of the second flange (6), which is close to the first flange (1), is symmetrically provided with two positioning grooves (17), the positioning grooves (17) correspond to the positioning pins (16), one side of the outer surface of the second flange (6), which is close to the first flange (1), is fixedly connected with a fixing ring (7), two accommodating grooves (10) are formed in the fixing ring (7), limiting plates (9) are arranged in the two accommodating grooves (10), one side, which is adjacent to the two limiting plates (9), is fixedly connected with a fixing clamping block (8), and fixed fixture block (8) run through the inboard that accomodates inside of groove (10) to solid fixed ring (7) perpendicularly, two fixed fixture block (8) are corresponding with draw-in groove (13), two the equal fixedly connected with pull rod (4) in one side that fixed fixture block (8) were kept away from in limiting plate (9), and pull rod (4) run through the inside of accomodating groove (10) perpendicularly and extend to the surface of solid fixed ring (7), two limiting plate (9) are close to one side of pull rod (4) and accomodate a plurality of compression spring (12) of common fixedly connected with between groove (10).

2. A sealing flange according to claim 1, wherein: the adjacent side of the outer surface of the first flange (1) and the second flange (6) is provided with two sealing grooves (15), and a sealing ring (14) is arranged between the adjacent sealing grooves (15).

3. A sealing flange according to claim 1, wherein: two the equal fixedly connected with arm-tie (5) of one end that limiting plate (9) were kept away from in pull rod (4).

4. A sealing flange according to claim 1, wherein: through-hole (11) have all been seted up to the top and the bottom of first flange (1), and through-hole (11) run through the inside that the top and the bottom of first flange (1) extend to accomodate groove (10) perpendicularly respectively, two through-hole (11) are corresponding with pull rod (4).

5. A sealing flange according to claim 1, wherein: the outer surface of the first flange (1) and the outer surface of the second flange (6) are not adjacent to each other, the connecting pipe (2) is fixedly connected with one side, and a plurality of reinforcing ribs (3) are fixedly connected between the connecting pipe (2) and the first flange (1) and the second flange (6).

6. A sealing flange according to claim 1, wherein: the outer surfaces of the first flange (1) and the second flange (6) are coated with anti-corrosion paint.