CN219345801U

CN219345801U - Pipeline flange with good sealing performance

Info

Publication number: CN219345801U
Application number: CN202221103762.0U
Authority: CN
Inventors: 吴艳
Original assignee: Wuxi Jingyi Stainless Steel Fluid Equipment Parts Co ltd
Current assignee: Wuxi Jingyi Stainless Steel Fluid Equipment Parts Co ltd
Priority date: 2022-05-10
Filing date: 2022-05-10
Publication date: 2023-07-14
Anticipated expiration: 2032-05-10

Abstract

The utility model belongs to the technical field of pipeline flanges, and particularly relates to a pipeline flange with good sealing performance. The pull plate is utilized to form a pulling force on the inner ring sleeve to enable the inner ring sleeve to be attached to the inner wall of the main body, the convex plate can be driven to be connected in a clamping mode in the limiting groove in a clamping mode, the sealing clamping strip is sunk in the limiting groove to fill gaps, and the double-layer sealing structure is simple in structure, can effectively form double-layer sealing, prevents internal medium leakage and improves the using effect; can form spacingly preventing to the connecting piece through with protruding axle slidable mounting in the inside of locating hole and appear rocking, will spin the cover soon and close the outside of connecting in protruding axle this moment and tightly reduce the gap with the inboard top of ring flange, utilize the spring telescopic link to drive the gag lever post and automatic reset in the inside of draw-in groove can accomplish fixedly, can accomplish fast and install and remove the work and be convenient for maintenance use, still can effectively prevent to connect not hard up stability performance that improves the use.

Description

Pipeline flange with good sealing performance

Technical Field

The utility model belongs to the technical field of pipeline flanges, and particularly relates to a pipeline flange with good sealing performance.

Background

Flanges, also called flanges or lugs, are parts that interconnect the pipe with the pipe and with the valve, and are attached to the pipe ends. The flanges are generally used in pairs, and the pipelines are well connected by arranging mutually corresponding mounting holes and penetrating the mounting holes through connecting pieces such as bolts.

The original pipeline flange has the following defects when in use:

1. when in use, the sealing ring is directly arranged at the joint of the adjacent pipelines, the sealing structure is simple, and the sealing effect is influenced by the fact that the sealing structure is easy to loose after long-time use;

2. when the novel pipeline connecting device is used, adjacent flanges are connected and fixed through bolts, the pipeline can be rotated and vibrated by continuous impact of internal water flow, the bolts are easy to slip, so that connection is loose, the use effect is reduced, and the later maintenance and use are inconvenient.

Disclosure of Invention

The utility model aims to provide a pipeline flange with good sealing performance, which solves the problems in the prior art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a pipeline flange that leakproofness is good, includes main part and ring flange, the one end of main part is provided with the connecting piece that is used for connecting adjacent main part, the inboard of connecting piece is provided with the inner ring cover that is used for laminating with the inner wall of main part, the both sides of connecting piece are provided with and are used for running through the ring flange and prevent the protruding axle that rocks, one side of ring flange is provided with and is used for the tight cover that closes soon of inboard top with the ring flange with protruding hub connection, the inboard of main part is provided with the inner bulge loop that is used for spacing both ends of inner ring cover, form the spacing groove between the inner wall of one end and the main part of inner bulge loop.

As a preferable technical scheme of the pipeline flange with good sealing performance, two ends of the inner ring sleeve are provided with convex plates which are used for being connected with the inside of the limiting groove in a clamping mode, and two ends of the inner side of the inner ring sleeve are provided with sealing clamping strips which are used for being connected with the inner convex rings to fill gaps.

As a preferable technical scheme of the pipeline flange with good sealing performance, one end of the inner convex ring is provided with the clamping groove for preventing the sealing clamping strip from being inclined in clamping connection, and two sides, close to the lower end, of the inner side of the connecting piece are provided with pull plates for forming pulling force on the inner ring sleeve.

As a preferable technical scheme of the pipeline flange with good sealing performance, a limiting rod used for being connected with a screwing sleeve to prevent connection shaking is arranged in one end of the protruding shaft, and a positioning hole used for being connected with the protruding shaft in a clamping mode is formed in the flange plate.

As a preferable technical scheme of the pipeline flange with good sealing performance, a square groove for clamping and connecting the limiting rod is formed in the screwing sleeve.

As a preferable technical scheme of the pipeline flange with good sealing performance, a spring telescopic rod for driving the limiting rod to automatically reset is arranged in one end of the protruding shaft.

Compared with the prior art, the utility model has the beneficial effects that:

the inner ring sleeve slides in the main body by pushing the connecting piece, and the pull plate is used for forming a pull force on the inner ring sleeve to enable the inner ring sleeve to be attached to the inner wall of the main body, so that the convex plate can be driven to be connected in a clamping mode in the limiting groove in a clamping mode, the sealing clamping strips sink into the clamping groove to fill gaps, and the double-layer sealing structure is simple, double-layer sealing can be effectively formed, leakage of internal media is prevented, and the using effect is improved;

can form spacingly preventing to the connecting piece through with protruding axle slidable mounting in the inside of locating hole and appear rocking, will spin the cover soon and close the outside of connecting in protruding axle this moment and tightly reduce the gap with the inboard top of ring flange, utilize the spring telescopic link to drive the automatic inside that resets in the square groove of gag lever post and can accomplish fixedly, can accomplish fast and install and remove the work and be convenient for maintenance use while still can effectively prevent to connect not hard up stability performance that improves the use.

Drawings

The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model. In the drawings:

FIG. 1 is a schematic view of the overall appearance of the present utility model in an exploded state;

FIG. 2 is a schematic diagram of the overall appearance merging state structure in the present utility model;

FIG. 3 is a schematic view showing the structure of the main body and the connecting member in an exploded state;

FIG. 4 is a schematic view of an exploded part of a flange and a connector according to the present utility model;

FIG. 5 is a schematic view of the inner part of the male shaft according to the present utility model;

in the figure: 1. a main body; 2. a flange plate; 3. a connecting piece; 4. an inner ring sleeve; 5. a protruding shaft; 6. screwing the sleeve; 7. an inner convex ring; 8. a limit groove; 9. a convex plate; 10. sealing clamping strips; 11. a clamping groove; 12. pulling a plate; 13. a limit rod; 14. positioning holes; 15. a square groove; 16. a spring telescopic rod.

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.

Examples

Referring to fig. 1-5, the present utility model provides the following technical solutions: the utility model provides a pipeline flange that leakproofness is good, including main part 1 and ring flange 2, the one end of main part 1 is provided with the connecting piece 3 that is used for connecting adjacent main part 1, the inboard of connecting piece 3 is provided with the inner loop cover 4 that is used for laminating with the inner wall of main part 1, the both sides of connecting piece 3 are provided with and are used for running through ring flange 2 and prevent the protruding axle 5 that rocks, one side of ring flange 2 is provided with and is used for being connected with protruding axle 5 and closes cover 6 with the inwards tight top of ring flange 2 soon, the inboard of main part 1 is provided with the interior bulge loop 7 that is used for spacing both ends with inner loop cover 4, form spacing groove 8 between the one end of interior bulge loop 7 and the inner wall of main part 1, interior bulge loop 7 laminating can form the seal in the inner wall of main part 1 voluntarily in this embodiment.

Specifically, the two ends of the inner ring sleeve 4 are provided with convex plates 9 which are used for being connected with the inside of the limiting groove 8 in a clamping mode, the two ends of the inner side of the inner ring sleeve 4 are provided with sealing clamping strips 10 which are used for being connected with the inner convex rings 7 to fill gaps, and the sealing clamping strips 10 are compressed inwards to fill the gaps when external force is applied to the sealing clamping strips 10 in the embodiment.

Specifically, a clamping groove 11 for preventing the inclination of the sealing clamping strip 10 from being clamped and connected is formed in one end of the inner convex ring 7, pull plates 12 for forming pulling force on the inner ring sleeve 4 are arranged on two sides, close to the lower end, of the inner side of the connecting piece 3, and one end surface of the inner convex ring 7 is flush with the inner wall of the inner ring sleeve 4 in the embodiment.

Specifically, a stop lever 13 for preventing connection shaking is arranged inside one end of the protruding shaft 5 and connected with the screwing sleeve 6, and a positioning hole 14 for connecting with the protruding shaft 5 in a clamping manner is formed inside the flange plate 2, and the stop lever 13 is used for fixing the screwing sleeve 6 to prevent shaking in the embodiment.

Specifically, a square groove 15 for clamping and connecting the limiting rod 13 is formed in the screwing sleeve 6.

Specifically, a spring telescopic rod 16 for driving the stop lever 13 to automatically reset is arranged inside one end of the protruding shaft 5, and in this embodiment, the spring telescopic rod 16 is used for driving the stop lever 13 to automatically reset inside the square groove 15.

The working principle and the using flow of the utility model are as follows: according to the utility model, the connecting piece 3 is pushed to enable the inner ring sleeve 4 positioned at the inner side of the connecting piece 3 to slide in the main body 1, the pull plate 12 arranged at the inner side of the connecting piece 3 and close to the lower end is utilized to form a pulling force on the inner ring sleeve 4 so as to enable the pulling force to be attached to the inner wall of the main body 1, the convex plate 9 can be driven to be clamped and connected in the limit groove 8 formed by the inner wall of the main body 1 and the inner convex ring 7 in a matched manner, the sealing clamping strips 10 arranged at the two ends of the inner ring sleeve 4 are enabled to be sunk in the clamping groove 11 at one end of the inner convex ring 7 to fill gaps, and the double-layer sealing structure is simple, so that the double-layer sealing can be effectively formed, the leakage of internal medium is prevented, and the use effect is improved; through with setting up in the protruding axle 5 slidable mounting of connecting piece 3 both sides in the connecting piece 3 be close to the locating hole 14 inside in outside position, can form spacingly preventing to appear rocking connecting piece 3, will spin close the cover 6 and spin and connect in the outside of protruding axle 5 this moment can be with flange dish 2 to inside tight reduction gap in top, further utilize set up in the inside spring telescopic link 16 of protruding axle 5 one end drive be located the gag lever post 13 of main part 1 one end and can accomplish the installation with protruding axle 5 fixed in the inside of square groove 15 automatically, can accomplish fast and install and remove work in the maintenance of being convenient for use, still can effectively prevent to connect not hard up stability performance that improves the use.

Finally, it should be noted that: the foregoing description is only a preferred embodiment of the present utility model, and the present utility model is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present utility model has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims

1. A pipeline flange with good sealing performance, which is characterized in that: including main part (1) and ring flange (2), the one end of main part (1) is provided with connecting piece (3) that are used for connecting adjacent main part (1), the inboard of connecting piece (3) is provided with inner ring cover (4) that are used for laminating with the inner wall of main part (1), the both sides of connecting piece (3) are provided with and are used for running through ring flange (2) and prevent protruding axle (5) that rock from appearing, one side of ring flange (2) is provided with and is used for being connected with protruding axle (5) and closes cover (6) with the inwards tight top of ring flange (2), the inboard of main part (1) is provided with and is used for spacing interior bulge loop (7) in both ends of inner ring cover (4), form spacing groove (8) between the inner wall of one end of interior bulge loop (7) and main part (1).

2. A well-sealed pipe flange according to claim 1, characterized in that: the two ends of the inner ring sleeve (4) are provided with convex plates (9) which are used for being connected with the inside of the limiting groove (8) in a clamping mode, and the two ends of the inner side of the inner ring sleeve (4) are provided with sealing clamping strips (10) which are used for being connected with the inner convex rings (7) to fill gaps.

3. A well-sealed pipe flange according to claim 1, characterized in that: one end of the inner convex ring (7) is provided with a clamping groove (11) for preventing the sealing clamping strip (10) from being inclined in a clamping connection mode, and two sides, close to the lower end, of the inner side of the connecting piece (3) are provided with pull plates (12) for forming pulling force on the inner ring sleeve (4).

4. A well-sealed pipe flange according to claim 1, characterized in that: the flange is characterized in that a limiting rod (13) used for being connected with the screwing sleeve (6) to prevent connection shaking is arranged inside one end of the protruding shaft (5), and a positioning hole (14) used for being connected with the protruding shaft (5) in a clamping mode is formed in the flange plate (2).

5. A well-sealed pipe flange according to claim 1, characterized in that: square grooves (15) for clamping and connecting the limiting rods (13) are formed in the screwing sleeves (6).

6. A well-sealed pipe flange according to claim 1, characterized in that: one end of the protruding shaft (5) is internally provided with a spring telescopic rod (16) for driving the limiting rod (13) to automatically reset.