CN211875364U - A water pipe connecting flange for a township water supply project with good sealing performance - Google Patents

Abstract

The utility model discloses a water pipe connection flange for a township water supply project with good airtightness, which comprises a first flange and a second flange. The middle part of one side of the first flange is provided with a clamping groove, and the clamping groove is clamped with a sealing gasket. There are through holes in the middle of the gasket, several sealing rings are fixed on both sides of the gasket, deformation grooves are fixed between the several sealing rings, and one side of the first flange passes through several locks. The tightening bolt is fixedly connected with one side of the second flange. The beneficial effects of the utility model are: the utility model is a water pipe connection flange for a township water supply project with good sealing performance. The sealing ring can provide multiple seals between the first flange and the second flange. The deformation groove between the sealing rings can ensure that the sealing ring is deformed by force and is in close contact with the first flange and the second flange, thereby improving the performance of the sealing ring. The tightness between the first flange and the second flange is not easy to leak.

Description

A water pipe connecting flange for a township water supply project with good sealing performance

technical field

The utility model relates to a water pipe connection flange, in particular to a water pipe connection flange of a township water supply project with good sealing performance, which belongs to the technical field of water supply engineering.

Background technique

Flange is also called flange flange or flange. Flange is a part that connects pipes and pipes to each other. It is used for the connection between pipe ends. The three pieces and bolts are connected to each other as a detachable connection of a group of combined sealing structures. The sealing of common township water supply project water pipe connection flanges is poor, and the connection of pipes is easy to leak, and common township water supply projects are connected by water pipes. The sealing sheet of the flange is easy to age and has poor durability.

Utility model content

The purpose of the present utility model is to provide a water pipe connection flange of a township water supply project with good sealing performance, so as to solve the problem of poor sealing performance of the water pipe connection flange of a common township water supply project proposed in the above-mentioned background art.

In order to achieve the above purpose, the utility model provides the following technical solutions: a water pipe connection flange for a township water supply project with good sealing performance, comprising a first flange and a second flange, and the middle part of one side of the first flange is provided with a flange. There is a card slot, the card slot is connected with the sealing gasket, a through hole is opened in the middle of the sealing gasket, and several sealing rings are fixed on both sides of the sealing gasket. Deformation grooves are fixed on each side, one side of the first flange is fixedly connected to one side of the second flange through a number of locking bolts, and one side of the first flange is fixed with a protective sleeve, the The inner wall of the protective sleeve is fixedly provided with a silica gel sheet, the inner wall of one end of the protective sleeve is provided with a guide groove, the middle part of the other side of the first flange and the middle part of the other side of the second flange are respectively connected with one end of the input pipe and the middle part of the other side of the second flange. One end of the output tube is fixedly connected.

As a preferred technical solution of the present invention, the middle part of the first flange and the middle part of the second flange are both provided with a center hole, and both the center holes are coaxial with the clamping groove.

As a preferred technical solution of the present invention, threaded rods are fixed at one end of several of the locking bolts, and several of the threaded rods are respectively threadedly connected with several locking nuts.

As a preferred technical solution of the present invention, a plurality of the locking bolts and a plurality of threaded rods are respectively inserted and connected with a plurality of washers.

As a preferred technical solution of the present invention, the surface of the sealing gasket is coated with an anti-aging agent.

As a preferred technical solution of the present invention, the four sides of the input pipe and the four sides of the output pipe are connected to the other side of the first flange and the other side of the second flange respectively through the triangular plate Fixed connection.

Compared with the prior art, the beneficial effects of the present utility model are as follows: the utility model is a water pipe connection flange for a township water supply project with good sealing performance. Install the gasket, the gasket is not prone to position deviation. By setting several sealing rings on both sides of the gasket, multiple seals can be provided between the first flange and the second flange, and the deformation groove between the sealing rings can ensure The sealing ring is deformed by force and is in close contact with the first flange and the second flange, thereby improving the sealing performance between the first flange and the second flange, and is not easy to leak; For protection, the gasket is not easy to be damaged. By arranging a silicone sheet on the inner wall of the protective sleeve, the silicone sheet is in contact with the second flange, and the gasket is not easy to contact with the air, which can avoid the aging of the gasket and improve the durability and service life of the gasket.

Description of drawings

Fig. 1 is the structural representation of the utility model;

Fig. 2 is the sectional structure schematic diagram of the utility model;

Fig. 3 is the structural representation of the first flange of the present utility model;

FIG. 4 is a schematic structural diagram of the sealing gasket of the present invention.

In the figure: 1, the first flange; 2, the locking bolt; 3, the second flange; 4, the threaded rod; 5, the locking nut; 6, the gasket; 7, the center hole; 8, the input pipe; 9 , output pipe; 10, protective sleeve; 11, guide groove; 12, card groove; 13, gasket; 14, through hole; 15, sealing ring; 16, deformation groove; 17, silicone sheet.

Detailed ways

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the implementations. example. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative work fall within the protection scope of the present invention.

1-4, the present utility model provides a water pipe connection flange for a township water supply project with good sealing, including a first flange 1 and a second flange 3, and the middle part of one side of the first flange 1 is opened There is a card slot 12, the card slot 12 is connected with the gasket 13, which is convenient to install the gasket 13, and the gasket 13 is not easy to produce positional deviation. A through hole 14 is opened in the middle of the gasket 13. There are several sealing rings 15. By arranging several sealing rings 15 on both sides of the gasket 13, multiple seals can be provided between the first flange 1 and the second flange 3, and the several sealing rings 15 are all fixed. Deformation grooves 16 are provided, and the deformation grooves 16 between the sealing rings 15 can ensure that the sealing rings 15 are deformed by force and are in close contact with the first flange 1 and the second flange 3, thereby improving the efficiency of the first flange 1 and the second flange. The sealing between the flanges 3 is not easy to leak water. One side of the first flange 1 is fixedly connected to one side of the second flange 3 through several locking bolts 2. One side of the first flange 1 is fixedly provided with The protective sleeve 10, the inner wall of the protective sleeve 10 is fixedly provided with a silica gel sheet 17, the inner wall of one end of the protective sleeve 10 is provided with a guide groove 11, the middle part of the other side of the first flange 1 and the middle part of the other side of the second flange 3 are respectively It is fixedly connected with one end of the input pipe 8 and one end of the output pipe 9 .

Preferably, a central hole 7 is opened in the middle of the first flange 1 and the middle of the second flange 3, and both central holes 7 are coaxial with the card slot 12, which can ensure the positional accuracy of the sealing gasket 13; several locks One end of the tightening bolt 2 is fixedly provided with a threaded rod 4 , and a plurality of threaded rods 4 are respectively threadedly connected with a plurality of locking nuts 5 . It is convenient to loosen the locking bolts 2 through the locking nuts 5; a plurality of locking bolts 2 and a plurality of threaded rods 4 are respectively inserted and connected with a plurality of gaskets 6, and the first flange 1 and the second flange are improved by the gaskets 6 3; the surface of the gasket 13 is coated with an anti-aging agent, which improves the anti-aging ability of the gasket 13; the four sides of the input pipe 8 and the four sides of the output pipe 9 pass through the triangular plate respectively. It is fixedly connected with the other side of the first flange 1 and the other side of the second flange 3 with good firmness.

In specific use, the utility model is a water pipe connection flange for a township water supply project with good sealing performance. The sealing gasket 13 is placed in the slot 12 of the first flange 1, and one side of the second flange 3 is guided through the The groove 11 is placed inside the protective sleeve 10, and one side of the second flange 3 is fitted with one side of the first flange 1, and the first flange 1 and the second flange 3 are connected by the locking bolt 2, And tighten the lock nut 5, the deformation groove 16 between the sealing rings 15 can ensure that the sealing ring 15 is deformed by force, and is in close contact with the first flange 1 and the second flange 3, and the silicone sheet 17 on the inner wall of the protective sleeve 10 is in contact with the first flange 1 and the second flange 3. The two flanges 3 are in contact, and the gasket 13 is not easy to contact with the air, which can avoid the aging of the gasket 13. When water is supplied, the water flows through the input pipe 8 to the output pipe 9, and the several sealing rings 15 on both sides of the gasket 13 can be used for the first method. Multiple seals are provided between the flange 1 and the second flange 3, and the water flow is not easy to leak through the gasket 13.

In the description of the present invention, it should be understood that the indicated orientation or positional relationship is based on the orientation or positional relationship shown in the accompanying drawings, which is only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying the indicated The device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be construed as a limitation of the present invention.

In the present utility model, unless otherwise expressly specified and limited, for example, it may be a fixed connection, a detachable connection, or an integrated body; it may be a mechanical connection or an electrical connection; it may be a direct connection, or a It can be indirectly connected through an intermediate medium, it can be the communication between two elements or the interaction relationship between the two elements, unless otherwise clearly defined, for those of ordinary skill in the art, the above terms can be understood according to the specific situation in this document. The specific meaning in the utility model.

Although the embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes and modifications can be made to these embodiments without departing from the principles and spirit of the present invention , alternatives and modifications, the scope of the present invention is defined by the appended claims and their equivalents.

Claims (6)

1. A water pipe connection flange for a township water supply project with good sealing, comprising a first flange (1) and a second flange (3), characterized in that the first flange (1) on one side is The middle part is provided with a card slot (12), the card slot (12) is connected with the sealing gasket (13) in a snap fit, the middle part of the sealing gasket (13) is provided with a through hole (14), and the sealing gasket (13) Several sealing rings (15) are fixedly arranged on both sides of the flange, deformation grooves (16) are fixed between several sealing rings (15), and one side of the first flange (1) passes through several sealing rings (15). The locking bolts (2) are fixedly connected to one side of the second flange (3), and a protective cover (10) is fixedly provided on one side of the first flange (1). The inner wall is fixedly provided with a silica gel sheet (17), the inner wall of one end of the protective sleeve (10) is provided with a guide groove (11), the middle part of the other side of the first flange (1) and the second flange (3) The middle part of the other side is respectively fixedly connected with one end of the input pipe (8) and one end of the output pipe (9). 2. The water pipe connection flange for a township water supply project with good sealing according to claim 1, wherein the middle part of the first flange (1) and the middle part of the second flange (3) are both A central hole (7) is opened, and both of the central holes (7) are coaxial with the card slot (12). 3. The well-sealed township water supply project water pipe connection flange according to claim 1, characterized in that: one end of several said locking bolts (2) is fixedly provided with a threaded rod (4), A plurality of the threaded rods (4) are respectively threadedly connected with a plurality of locking nuts (5). 4. The well-sealed township water supply project water pipe connection flange according to claim 3, characterized in that: a plurality of said locking bolts (2) and a plurality of threaded rods (4) are respectively connected with a plurality of The gasket (6) is inserted and connected. 5 . The water pipe connection flange for a township water supply project with good sealing according to claim 1 , wherein the surface of the sealing gasket ( 13 ) is coated with an anti-aging agent. 6 . 6. The well-sealed township water supply project water pipe connection flange according to claim 1, characterized in that: the four sides of the input pipe (8) and the four sides of the output pipe (9) The sides are fixedly connected with the other side of the first flange (1) and the other side of the second flange (3) respectively through the triangular plate.

Images