CN221800916U - A sealing device for connecting inner wall of water conservancy project pipeline - Google Patents

Abstract

The utility model discloses a water conservancy project pipeline inner wall connection sealing device, which relates to the technical field of water conservancy projects, including a pipeline A and a flange B, wherein the flange A is fixed to the upper end of the pipeline A, and a round head positioning column is fixed above the outer surface of the flange A, and the inner surface of the round head positioning column is provided with a mounting assembly for mounting and fixing, and the mounting assembly includes a connecting pin, a torsion spring and a pin claw, and torsion springs are provided on both sides of the connecting pin. Compared with the existing ordinary pipeline inner wall connection sealing device, the water conservancy project pipeline inner wall connection sealing device has a round head positioning column on the flange A inserted into the empty space of the flange B, and the round head positioning column can play a role in positioning and fast installation, and then the connecting pin is inserted into the hole of the round head positioning column, and after the connecting pin is inserted to the bottom, the pin claw is opened by the elastic force of the torsion spring, and the pin claw is stuck in the groove of the round head positioning column to complete the installation, so that the inner wall connection sealing device can quickly complete the installation and connection.

Description

Hydraulic engineering pipeline inner wall connection sealing device

Technical Field

The utility model relates to the technical field of hydraulic engineering, in particular to a hydraulic engineering pipeline inner wall connecting and sealing device.

Background

The hydraulic engineering is a built engineering for controlling and allocating surface water and underground water in nature to achieve the aim of removing harm and benefiting. Hydraulic engineering needs to build different types of hydraulic buildings such as dams, dykes, spillways, sluice gates, water inlets, channels, transition tanks, raft channels, fishways and the like, and is paved with hydraulic pipelines so as to achieve the purpose, and when the hydraulic pipelines are paved, the sealing device is connected with the inner wall of the pipeline.

If the application number is CN202221794512.6, through setting up second ring piece and second annular, can block into under the effect of second annular at the second ring piece for the dismouting can be realized between sponge ring piece and the protective cover board, and then can be changed and maintained the sponge ring piece, but the fastness that this pipeline inner wall connection sealing device installed is comparatively general, and the mode is comparatively ordinary.

Accordingly, in view of the above, an improvement of the existing structure is proposed to provide a hydraulic engineering pipeline inner wall connection sealing device.

Disclosure of utility model

The utility model aims to provide a hydraulic engineering pipeline inner wall connection sealing device so as to solve the problems in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a sealing device is connected to hydraulic engineering pipeline inner wall, includes pipeline A and flange B, pipeline A's upper end is fixed with flange A, and flange A's surface top is fixed with the button head reference column, the internal surface of button head reference column is provided with the installation component that is used for installing fixedly, and the installation component includes connecting pin, torsion spring and round pin claw, the both sides of connecting pin are provided with torsion spring, and torsion spring's surface mounting has the round pin claw, flange B sets up in the surface of button head reference column.

Preferably, a transition flow port is arranged on the inner surface of the flange A.

Preferably, the pin claws are elastically connected with the connecting pin through torsion springs, and the pin claws are symmetrically distributed along the central axis of the connecting pin.

Preferably, the upper end of the outer surface of the flange B is fixedly provided with a pipeline B, the inner surface of the pipeline B is provided with a meshing sealing component A for sealing, the meshing sealing component A comprises a sealing ring A and an arc sealing convex strip A, and the inner surface of the sealing ring A is fixedly provided with the arc sealing convex strip A.

Preferably, the tangent plane of arc seal sand grip A is semi-circular, and arc seal sand grip A distributes along sealing washer A's vertical direction equidistance.

Preferably, the outer surface of arc seal sand grip A is provided with the interlock seal assembly B that is used for sealed, and interlock seal assembly B includes sealing washer B and arc seal sand grip B, sealing washer B's external surface is fixed with arc seal sand grip B.

Preferably, the shape of the arc-shaped sealing raised strips B is consistent with that of the arc-shaped sealing raised strips A, and the arc-shaped sealing raised strips B are distributed at equal intervals along the vertical direction of the sealing ring B.

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

1. according to the utility model, through the arrangement of the flange A, the round head positioning column, the mounting assembly, the connecting pin, the torsion spring, the pin claw and the flange B, the round head positioning column on the flange A is inserted into the vacancy of the flange B, the round head positioning column can be positioned and rapidly mounted, then the connecting pin is inserted into the hole site of the round head positioning column, after the connecting pin is inserted to the bottom, the pin claw is opened by the elasticity of the torsion spring, and the pin claw is clamped into the slot site of the round head positioning column, so that the inner wall connecting and sealing device can rapidly complete the mounting connection, and is reliable in firmness and never loose;

2. According to the utility model, through the arrangement of the occlusion sealing component A, the sealing ring A, the arc-shaped sealing convex strips A, the occlusion sealing component B, the sealing ring B and the arc-shaped sealing convex strips B, after the pipeline A is connected with the pipeline B, the arc-shaped sealing convex strips A on the sealing ring A are mutually occluded with the arc-shaped sealing convex strips B on the sealing ring B, so that the sealing performance is effectively improved greatly.

Drawings

FIG. 1 is a schematic perspective view of an inner wall connection seal;

FIG. 2 is a schematic cross-sectional view of an inner wall connection seal;

FIG. 3 is an enlarged schematic view of the structure of FIG. 2A;

FIG. 4 is a schematic perspective view of a mounting assembly;

FIG. 5 is a schematic cross-sectional structural view of the mounting assembly;

fig. 6 is a schematic cross-sectional structural view of bite seal assembly a and bite seal assembly B.

In the figure: 1. a pipeline A; 2. a flange A; 3. a transition flow port; 4. round head positioning column; 5. a mounting assembly; 501. a connecting pin; 502. a torsion spring; 503. a pin claw; 6. a flange B; 7. a pipeline B; 8. engaging the seal assembly a; 801. a sealing ring A; 802. arc sealing convex strips A; 9. a snap-in seal assembly B; 901. a sealing ring B; 902. arc sealing convex strip B.

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.

As shown in fig. 1-5, a hydraulic engineering pipeline inner wall connection sealing device comprises a pipeline A1 and a flange B6, wherein a flange A2 is fixed at the upper end of the pipeline A1, a round head positioning column 4 is fixed above the outer surface of the flange A2, a mounting component 5 for mounting and fixing is arranged on the inner surface of the round head positioning column 4, the mounting component 5 comprises a connecting pin 501, a torsion spring 502 and a pin claw 503, the torsion spring 502 is arranged on two sides of the connecting pin 501, the pin claw 503 is arranged on the outer surface of the torsion spring 502, the flange B6 is arranged on the outer surface of the round head positioning column 4, the pin claw 503 is elastically connected with the connecting pin 501 through the torsion spring 502, the pin claw 503 is symmetrically distributed along the central axis of the connecting pin 501, the round head positioning column 4 on the flange A2 is inserted into the empty space of the flange B6, the round head positioning column 4 can be positioned and rapidly mounted, the connecting pin 501 is inserted into the hole position of the round head positioning column 4, the connecting pin 503 is subjected to the elasticity of the torsion spring 502 after being inserted into the bottom, the pin claw 503 is clamped into the groove of the round head positioning column 4, the inner wall connection sealing device is completed, and the connection is not firmly and can be permanently released, and the connection is not firmly completed;

Furthermore, the inner surface of the flange A2 is provided with a transition flow port 3, so that smooth passing of fluid can be ensured;

As shown in fig. 2, 3 and 6, a pipeline B7 is fixed at the upper end of the outer surface of a flange B6, a snap-in sealing assembly A8 for sealing is arranged on the inner surface of the pipeline B7, the snap-in sealing assembly A8 comprises a sealing ring a801 and an arc-shaped sealing raised line a802, the arc-shaped sealing raised line a802 is fixed on the inner surface of the sealing ring a801, the section of the arc-shaped sealing raised line a802 is semicircular, and the arc-shaped sealing raised lines a802 are distributed at equal intervals along the vertical direction of the sealing ring a 801;

Further, the surface of arc seal sand grip A802 is provided with the interlock seal assembly B9 that is used for the seal, and interlock seal assembly B9 includes sealing washer B901 and arc seal sand grip B902, the external surface of sealing washer B901 is fixed with arc seal sand grip B902, the shape of arc seal sand grip B902 and arc seal sand grip A802 is unanimous, and arc seal sand grip B902 distributes along the vertical direction equidistance of sealing washer B901, pipeline A1 is connected with pipeline B7 back, arc seal sand grip A802 on the sealing washer A801 can interlock with the arc seal sand grip B902 on the sealing washer B901 each other, play effective seal, promote the leakproofness by a wide margin.

Working principle: when the hydraulic engineering pipeline inner wall connection sealing device is used, firstly, the flange A2 on the pipeline A1 is in butt joint with the flange B6 on the pipeline B7, the round head positioning column 4 on the flange A2 is inserted into the hole site of the flange B6, the round head positioning column 4 can be positioned and rapidly installed, then the connecting pin 501 is inserted into the hole site of the round head positioning column 4, after the connecting pin 501 is inserted into the bottom, the pin claw 503 is opened by the elastic force of the torsion spring 502, the pin claw 503 is clamped into the groove of the round head positioning column 4 to finish the installation, the transitional flow port 3 is arranged in the flange A2, the smooth passing of fluid can be ensured, after the pipeline A1 is connected with the pipeline B7, the arc-shaped sealing convex strip A802 on the sealing ring A801 is mutually meshed with the arc-shaped sealing convex strip B902 on the sealing ring B901, and the effective sealing is achieved, and the working principle of the hydraulic engineering pipeline inner wall connection sealing device is achieved.

Claims (7)

1. A sealing device for connecting the inner wall of a water conservancy project pipeline, comprising a pipeline A (1) and a flange B (6), characterized in that a flange A (2) is fixed to the upper end of the pipeline A (1), and a round head positioning column (4) is fixed above the outer surface of the flange A (2), the inner surface of the round head positioning column (4) is provided with a mounting assembly (5) for mounting and fixing, and the mounting assembly (5) comprises a connecting pin (501), a torsion spring (502) and a pin claw (503), torsion springs (502) are provided on both sides of the connecting pin (501), and the outer surface of the torsion spring (502) is provided with a pin claw (503), and the flange B (6) is provided on the outer surface of the round head positioning column (4). 2. A water conservancy project pipeline inner wall connection sealing device according to claim 1, characterized in that a transition flow port (3) is provided on the inner surface of the flange A (2). 3. A water conservancy project pipeline inner wall connection sealing device according to claim 1, characterized in that the pin claw (503) is elastically connected to the connecting pin (501) through a torsion spring (502), and the pin claw (503) is symmetrically distributed along the central axis of the connecting pin (501). 4. A water conservancy project pipeline inner wall connection sealing device according to claim 1, characterized in that a pipeline B (7) is fixed to the upper end of the outer surface of the flange B (6), and a bite seal component A (8) for sealing is provided on the inner surface of the pipeline B (7), and the bite seal component A (8) includes a sealing ring A (801) and an arc-shaped sealing convex strip A (802), and the inner surface of the sealing ring A (801) is fixed with the arc-shaped sealing convex strip A (802). 5. A water conservancy project pipeline inner wall connection sealing device according to claim 4, characterized in that the cross-section of the arc-shaped sealing ridge A (802) is semicircular, and the arc-shaped sealing ridge A (802) is equidistantly distributed along the vertical direction of the sealing ring A (801). 6. A water conservancy project pipeline inner wall connection sealing device according to claim 4, characterized in that the outer surface of the arc-shaped sealing ridge A (802) is provided with a bite sealing component B (9) for sealing, and the bite sealing component B (9) includes a sealing ring B (901) and an arc-shaped sealing ridge B (902), and the outer surface of the sealing ring B (901) is fixed with the arc-shaped sealing ridge B (902). 7. A water conservancy project pipeline inner wall connection sealing device according to claim 6, characterized in that the arc-shaped sealing ridge B (902) is consistent in shape with the arc-shaped sealing ridge A (802), and the arc-shaped sealing ridge B (902) is equidistantly distributed along the vertical direction of the sealing ring B (901).