CN219673605U - Integral gland flange - Google Patents

Abstract

The utility model discloses an integrated gland flange which comprises a flange plate, wherein a flange shaft hole is formed in the middle of the inner part of the flange plate, a telescopic cavity is formed in the periphery of the flange shaft hole, a reset spring is arranged in the telescopic cavity, a limit column is arranged above the reset spring, limit movable grooves are formed in the two sides of the inner wall of the telescopic cavity, limit sliding blocks are movably arranged in the limit movable grooves, and a mounting hole is formed in one side, far away from the flange shaft hole, of the telescopic cavity; a sealing gasket mounted on an upper surface of the flange; and the flange gland is arranged above the flange plate, and the mounting bolt is arranged in the flange gland. This integral type gland flange carries out spacingly through four telescopic spacing posts to the sealing gasket of different specification different thickness, avoids sealing gasket to remove when the installation and causes the influence to this integral type gland flange, and telescopic spacing post can not cause the hindrance to flange gland and ring flange simultaneously.

Description

Integral gland flange

Technical Field

The utility model relates to the technical field of gland flanges, in particular to an integrated gland flange.

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 used for connecting two devices, such as a speed reducer flange, a flange connection or a flange joint, and is characterized in that the flange, a gasket and a bolt are mutually connected to form a detachable connection of a group of combined sealing structures, the pipeline flange is a flange for a pipeline device, the flange is used for the device, the flange is provided with holes, the two flanges are tightly connected by the bolt, the flange is sealed by the sealing gasket, and the sealing gasket can be selected empirically for occasions with low requirements and replaced improperly. However, in those places with strict requirements, such as explosive, highly toxic and flammable gas, highly corrosive liquid equipment, reaction tanks, conveying pipeline systems and the like, the sealing medium is selected according to working pressure, working temperature, corrosiveness of the sealing medium and form of a combined sealing surface, and generally, a non-metal soft sealing gasket is selected at normal temperature and low pressure; at medium pressure and high temperature, a metal and nonmetal combined sealing gasket or a metal sealing gasket is selected; when the temperature and the pressure have larger fluctuation, a sealing gasket with good elasticity or self-tightening type is selected; under low temperature, corrosive media or vacuum conditions, gaskets having special properties should be considered.

Chinese authorized publication number CN213145683U discloses a waterproof adjustable gland flange, comprising a flange plate, an adjustable fixing mechanism arranged on the flange plate; the two end surfaces of the flange plate are respectively provided with a fixing groove and a mounting groove which are coaxially arranged, the bottom wall of the fixing groove is provided with a sealing gasket, and the side wall of the mounting groove is provided with a sealing ring which is arranged around the mounting groove; the adjustable fixing mechanism comprises a plurality of adjusting grooves which are radially arranged along the flange and penetrate through two end surfaces of the flange, and fixing blocks which can slide along the extending direction of the adjusting grooves are arranged in the adjusting grooves; according to the flange plate, the fixing grooves and the mounting grooves are formed in the two ends of the flange plate, and the sealing gaskets and the sealing rings which are respectively arranged in the fixing grooves and the mounting grooves can improve the airtight waterproof performance of flange mounting; the fixing block can be adjusted according to the installation position when the flange plate is fixed, the installation requirements of different specifications can be met, and the application range of flange products is effectively improved.

The fixed groove in the gland flange and the size in the mounting groove are fixed, so that gaskets of different types and sizes are inconvenient to replace according to the use environment, inconvenience is brought to the use of the gland flange, and therefore, the integral gland flange is provided.

Disclosure of Invention

The utility model aims to provide an integrated gland flange, which solves the problems that in the prior art, the fixed groove in the gland flange and the size in the mounting groove are fixed, so that gaskets with different types and sizes are inconvenient to replace according to the use environment, and inconvenience is brought to the use of the gland flange.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides an integral type gland flange, includes the ring flange, the flange shaft hole has been seted up at the inside middle part of ring flange, flexible chamber has been seted up around the flange shaft hole, the internally mounted in flexible chamber has reset spring, spacing post is installed to reset spring's top, spacing movable groove has been seted up to the inner wall both sides in flexible chamber, spacing movable groove's inside movable mounting has spacing slider, the mounting hole has been seted up to one side that the flexible chamber kept away from the flange shaft hole;

and the sealing gasket is arranged on the upper surface of the flange plate.

Preferably, the shape and the size of the limiting post are partially matched with those of the inside of the telescopic cavity, and the limiting post is elastically connected with the telescopic cavity through a reset spring.

Preferably, the limiting columns move in the telescopic cavity, and the four limiting columns are uniformly distributed along the upper surface of the flange plate.

Preferably, the limit sliding block is fixedly connected with the four limit posts in an integrated mode, the shape and the size of the limit sliding block are partially matched with those of the inside of the limit movable groove, and the limit sliding block moves in the inside of the limit movable groove.

Preferably, the spacing between the two opposite limit posts is equal to the diameter of the inside of the sealing gasket.

Preferably, the flange plate is further provided with:

and the flange gland is arranged above the flange plate, and the mounting bolt is arranged in the flange gland.

Compared with the prior art, the utility model provides the integrated gland flange, which has the following beneficial effects: this integral type gland flange carries out spacingly through four telescopic spacing posts to the sealing gasket of different specification different thickness, avoids sealing gasket to remove when the installation and causes the influence to this integral type gland flange, and telescopic spacing post can not cause the hindrance to flange gland and ring flange simultaneously.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic view of the external structure of the flange plate of the present utility model;

fig. 3 is a schematic diagram of a connection structure of a flange plate and a limit post according to the present utility model.

In the figure: 1. a flange gland; 2. installing a bolt; 3. a flange plate; 4. a mounting hole; 5. a sealing gasket; 6. a limit column; 7. a flange shaft hole; 8. a return spring; 9. a telescopic chamber; 10. a limit sliding block; 11. and a limit movable groove.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-3, an integral gland flange comprises a flange plate 3, wherein a flange shaft hole 7 is formed in the middle of the inside of the flange plate 3, telescopic cavities 9 are formed around the flange shaft hole 7, a reset spring 8 is arranged in the telescopic cavities 9, and a limit post 6 is arranged above the reset spring 8; the shape and the size of the limiting column 6 are partially matched with those of the inside of the telescopic cavity 9, and the limiting column 6 is elastically connected with the telescopic cavity 9 through a reset spring 8; the limiting columns 6 move in the telescopic cavity 9, the four limiting columns 6 are uniformly distributed along the upper surface of the flange plate 3, limiting movable grooves 11 are formed in two sides of the inner wall of the telescopic cavity 9, and limiting sliding blocks 10 are movably arranged in the limiting movable grooves 11; the limiting slide block 10 is fixedly connected with the four limiting posts 6 in an integral mode, the shape and the size of the limiting slide block 10 are partially matched with those of the inside of the limiting movable groove 11, the limiting slide block 10 moves in the limiting movable groove 11, and one side, far away from the flange shaft hole 7, of the telescopic cavity 9 is provided with a mounting hole 4; a sealing gasket 5 mounted on the upper surface of the flange 3; the space between the two opposite limit posts 6 and the diameter size of the inside of the sealing gasket 5; the flange gland 1 is arranged above the flange plate 3, and the mounting bolt 2 is arranged in the flange gland 1; the sealing gasket 5 with different specifications and different thicknesses is limited through the four telescopic limiting columns 6, the sealing gasket 5 is prevented from moving to influence the integral gland flange during installation, and meanwhile, the telescopic limiting columns 6 cannot cause interference to the flange gland 1 and the flange plate 3.

Working principle: when the integral gland flange is used, firstly, the integral gland flange selects sealing gaskets 5 with different types or different thicknesses according to different use environments, then the sealing gaskets 5 are placed on a flange plate 3, the sealing gaskets 5 are limited through four limiting columns 6, secondly, the flange gland 1 is placed on the flange plate 3, the flange gland 1 and the flange plate 3 are installed together through the matching of the mounting bolts 2 and the mounting holes 4, secondly, when the thickness of the sealing gaskets 5 is larger than the extending length of the limiting columns 6, the sealing gaskets 5 are pressed by the flange gland 1 and the flange plate 3 to deform for sealing, when the thickness of the sealing gaskets 5 is smaller than the extending length of the limiting columns 6, the limiting columns 6 are pressed by the flange gland 1 and the flange plate 3 to shrink into the telescopic cavity 9, and then the flange gland 1 and the flange plate 3 are pressed and deformed to realize sealing, which is the working principle of the integral gland flange.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. An integral gland flange, comprising:

the flange plate (3), flange shaft hole (7) has been seted up at the inside middle part of flange plate (3), flexible chamber (9) have been seted up around flange shaft hole (7), reset spring (8) are installed to the internally mounted in flexible chamber (9), spacing post (6) are installed to the top of reset spring (8), spacing movable groove (11) have been seted up to the inner wall both sides in flexible chamber (9), spacing movable groove (11)'s inside movable mounting has spacing slider (10), mounting hole (4) have been seted up to one side that flexible chamber (9) kept away from flange shaft hole (7);

and a sealing gasket (5) which is arranged on the upper surface of the flange plate (3).

2. An integrated gland flange according to claim 1, characterized in that the shape and size of the limit post (6) are partially matched with the shape and size of the interior of the telescopic cavity (9), and the limit post (6) is elastically connected with the telescopic cavity (9) through a return spring (8).

3. An integrated gland flange according to claim 1, characterized in that the limit posts (6) are movable inside the telescopic chamber (9), and that the four limit posts (6) are uniformly distributed along the upper surface of the flange (3).

4. The integrated gland flange according to claim 1, wherein the limit slider (10) is fixedly connected with the four limit posts (6) in an integrated manner, the shape and the size of the limit slider (10) are partially matched with those of the inside of the limit movable groove (11), and the limit slider (10) moves in the inside of the limit movable groove (11).

5. An integrated gland flange according to claim 1, characterized in that the spacing between the opposing stop posts (6) is of the diameter dimension of the inside of the gasket seal (5).

6. An integrated gland flange according to claim 1, characterized in that the flange plate (3) is further provided with:

the flange gland (1) is arranged above the flange plate (3), and the mounting bolts (2) are arranged in the flange gland (1).